JP3531258B2 - Parts sorting and alignment equipment - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device for sorting and arranging parts, and more specifically, it screens and excludes parts that are out of specification in terms of shape, and transfers only parts of normal shape within specification. It relates to the device.

[0002]

2. Description of the Related Art FIG. 1A is a perspective view of one type of ferrite core Fn to be selected, which has an inverted U-shape or two-sleeve desk shape composed of both legs and a top plate. After the shape of the ferrite core Fn is selected, it is inverted as indicated by the arrow and aligned and transferred to the next step. By the way, the length A of the short side that is the transfer direction of the top plate is A = 0.83 m.
m, long side length B = 1.5 mm, height H = 0.93 m
m, the inner diameter N between both legs N = 0.9 mm, the thickness T of both legs and the top plate T = 0.3 mm, which is an extremely small ferrite core Fn. FIG. 2 shows the ferrite core Fn shown in FIG.
2 is a perspective view of a non-standard part in terms of shape accompanying FIG.
No. A is a defective open leg product Fo with both legs open, and FIG.
B indicates a defective closed-leg product Fc in which both legs are closed. Then, such open leg defective Fo,閉脚the defective Fc with selected and separated by more than 100 high-speed per minute aligns the ferrite core Fn normal shape sorting alignment device capable of supplying to the next step unknown.

[0003]

DISCLOSURE OF THE INVENTION The present invention has been made in view of the above-mentioned problems, for example, a U including both legs and a top plate.
Aligns normally shaped parts to the next process at high speed while selecting and eliminating small leg-shaped or double-sleeve desk-shaped minute parts with both legs open and poor leg opening and both legs closed. It is an object of the present invention to provide a sorting and aligning device for parts that can be supplied as a single product.

According to the invention of claim 1 , the above object is to :
A single or multiple guide rails are formed in the bowl of the torsional vibration parts feeder along the transfer direction, and the cross-sectional shape of the guide rails is changed on the downstream side according to the shape of the defective product to be selected. When the component is transferred from the upstream side in a posture of straddling the guide rail and reaches the cross-section change position, the part is clogged due to the cross-section change, and when the clogging is detected by the part detection means on the downstream side, the guide rail Is operated below to blow air to the clogged component, and after a predetermined time, the component detection means detects that the clogging is not released, the clogged component is disposed above. The destructing means is actuated to destroy the clogged component, and the debris is blown to the other side by the operation of the air ejecting means on the lower side and the operation of the second air ejecting means arranged on one side on the upper side. To eliminate And, parts of the sorting alignment device being characterized in that to guide only good downstream is achieved by.

According to the second aspect of the present invention, an inverted U-shaped part including both legs and a top plate is transferred to a bowl of a vibrating parts feeder while straddling a guide rail. A transfer posture selection unit that eliminates other components that do not straddle, a first guide that is connected to the guide rail in the middle of the guide rail, and a guide on both sides of the first guide.
Slit-shaped first groove located respectively, to the first groove
The first sub-groove which faces the first guide and is formed in parallel with the first side groove from the upstream side to a predetermined position on the first side groove surface facing the first guide. Of the defective leg parts are inserted and transferred in the first side groove, and the leg parts are inserted into the first side groove and the first auxiliary side groove. Is transferred and stopped at the downstream end of the first sub-side groove, or the leg is inserted into the first side groove and transferred, and the leg is brought into contact with the first side groove surface at the first sub-side groove missing portion. An open-leg defective component sorting table in which the transport is stopped, a first transport stop detection sensor for detecting a stop of the transport of defective leg-opening components on the defective leg opening component sorting table, and a downstream end on the first sub-groove side Opened leg parts for blowing out and removing defective leg parts whose transfer has been stopped Expulsion air pipe, first rod mechanically destroying the defective leg opening component whose transfer is stopped in the first sub-groove lacking part, and the first side groove for blowing away the destroyed defective leg leg component A defective leg selection part provided with a first debris-removing jet air pipe ejected from below, a second guide connected to the guide rail, and a slip located on each side of the second guide .
Tongue-shaped second side groove , of the second guide facing the second side groove
The second consists of the sub groove which is provided in parallel with the second groove from the upstream side to a predetermined position on the side surface, part of a normal shape but passes is transported by inserting the leg portion into said second groove, legs The defective leg parts that are likely to be closed are transferred by inserting legs into the second side groove and the second sub-side groove, and are stopped at the downstream end of the second sub-side groove, or the leg parts are moved to the second side groove. Of the defective leg closed part in which the leg is brought into contact with the side surface of the second guide in the second auxiliary groove lacking part and the transport is stopped. A second transfer stop detection sensor for detecting a stop, an open leg article expulsion air pipe for blowing out and removing a defective closed leg component whose transfer is stopped at the downstream end of the second auxiliary groove, the second auxiliary groove Poor closing due to transfer stopped at the missing part A second rod that mechanically breaks the product and a defective closed leg part that is blown out from below the second side groove to blow and remove the broken defective leg part that is closed. This is achieved by a device for sorting and arranging parts in which normal parts are aligned and discharged from the downstream end of the guide rail, which are installed in order.

Further, according to the invention of claim 5, one or a plurality of guide rails are formed in the bowl of the torsional vibration parts feeder along the transfer direction, and the cross-sectional shape of the guide rails is formed. Is changed on the downstream side according to the shape of the defective product of the parts to be sorted, the parts are transferred from the upstream side in a posture straddling the guide rail, and when the cross-section change position is reached, the parts are changed by the cross-section change. When a jam occurs and the parts detecting means on the downstream side detects the jam, the pushing means arranged below the guide rail is actuated to push the jammed parts upward from the guide rail to the upper one side. By a device for sorting and arranging parts, characterized in that only defective parts are guided to the downstream side by eliminating the defective parts to the other side by the operation of the air jetting means disposed on one side. To be achieved.

Further, according to the invention of claim 6, the inverted U-shaped part composed of both legs and the top plate is transferred to the bowl of the torsional vibration parts feeder while straddling the guide rail. However, a transfer posture selection unit that eliminates other non-straddling components, a first guide that is connected to the guide rail in the middle of the guide rail, and both sides of the first guide
The first groove, said first side of the slit-shaped located respectively
A component having a normal shape, comprising a first auxiliary groove formed in parallel to the first side groove from an upstream side to a predetermined position on a first side groove surface facing the groove and facing the first guide. If the leg part is closed and the defective leg is closed, the leg part is inserted into the first side groove to be transferred and passed, but if the leg part is opened and the defective leg part is opened, the leg part is connected to the first side groove and the first side groove. It is inserted into the sub-groove and transferred, and the transfer is stopped at the downstream end of the first sub-groove, or the leg is inserted into the first side groove and transferred to the first side groove surface at the first sub-groove missing portion. An open-leg defective component sorting table in which the legs are brought into contact with each other to stop the transport, a first transport stop detection sensor for detecting a transport stop of the open-leg defective component on the open-leg defective component sorting table, and the first sub-device. To blow off and remove defective leg parts whose transfer was stopped at the downstream end on the groove side To remove the leg-opening parts by blowing out the ejected air pipe, the first pin that pushes the defective leg parts whose transfer is stopped in the first sub-groove missing part from the lower part of the first side groove, and the pushed-out leg defective parts. Of the first extruded component-rejecting jet air pipe, a leg failure component selection section, a second guide connected to the guide rail, and the second gas
Slit-shaped second sides located on both sides of the id
A groove , and a second auxiliary side groove provided in parallel to the second side groove from an upstream side to a predetermined position on a side surface of the second guide facing the second side groove, and a leg having a normal shape is provided with the leg portion. Second
Although the leg is inserted and transferred to the side groove and passed therethrough, the defective leg-closing component whose both legs are closed is transferred by inserting the leg portion into the second side groove and the second sub-side groove and is transferred at the downstream end of the second sub-side groove. A legged closed-parts sorting table in which the transfer is stopped or the leg is inserted into the second side groove and is transferred, and the leg is brought into contact with the side surface of the second guide in the second sub-side groove missing part to stop the transfer. A second transfer stop detection sensor for detecting the stop of the transfer of the defective closed leg parts in the closed leg defective part selection table, and for blowing out the defective closed leg parts whose transfer is stopped at the downstream end of the second auxiliary groove. Second leg for excluding blown air pipes, a second pin that pushes out a defective closed leg component whose transfer is stopped at the second sub-groove missing portion from below the first side groove, and a blown out defective defective closed leg component. Extruded parts A component with a closed-leg defective component provided with a blowout air pipe is installed in order, and components having a normal shape are aligned and discharged from the downstream end of the guide rail. Achieved by the device.

[0008]

According to the first aspect of the invention, all the components are transferred by vibration in a posture of straddling the upstream side of one or a plurality of guide rails. Depending on the shape of the defective product on the downstream side,
Good parts are jammed in the guide rail part whose cross section is changed. When this is detected by the component detecting means provided on the further downstream side, the air ejecting means arranged below the guide rail is actuated, and the ejected air is blown to the clogged component so that it is removed to the outside. However, when the clogging is not released even after a lapse of a predetermined time, the destructing means disposed above is operated to destroy the clogging part and the second destruction disposed below or one side of the upper side. The air jetting means is operated to remove the fragments of the defective part to the outside of the other side. Therefore, only good parts are guided to the next step along one or more guide rails.

According to the second aspect of the present invention, the double-sleeve machine-shaped parts in the bowl of the torsional vibration parts feeder are first transferred across the guide rails in the transfer attitude selection section, and the other parts in the transfer attitude. Is eliminated. In the leg-defective part selection table of the leg-defective part selection unit provided in the middle of the guide rail, the leg-defective parts are connected to the guide rail by the first side groove and the first side groove provided on both sides of the first guide. The legs are inserted into the first sub-groove formed from the upstream side to the predetermined position on the side surface of the side groove and transferred, but the transfer is stopped at the downstream end of the first sub-side groove or is transferred to the downstream end thereof. The leg contacts the subsequent first side groove surface and the transfer is stopped.

The stop of the movement of the leg-defective part is detected by the first transfer stop detection sensor, and the leg-defective part whose transfer is stopped at the downstream end of the first sub-groove is ejected from the leg-excluding product ejected air pipe. The defective leg opening parts that have been removed by air and whose transfer has stopped due to the contact of the legs with the first side groove surface are mechanically destroyed by the first rod and then ejected by the air ejected from the first debris ejected air piping. Will be eliminated. On the other hand, the normal shaped part and the closed leg defective part in which both legs are likely to be closed are transferred by inserting the leg part into the first side groove and pass through the leg defective part selection part to reach the next closed leg defective part selection part. In the closed-leg defective component selection table, the defective closed-leg component is formed on the second side groove provided on both sides of the second guide connected to the guide rail and on the side surface of the second guide from the upstream side to a predetermined position. The legs are inserted into the sub-grooves to be transported, but the transport is stopped at the downstream end of the second sub-groove, or the legs are brought into contact with the side surface of the second guide following the downstream end to stop the transport. To be done. The stop of the transfer of the defective closed leg part is detected by the second transfer stop detection sensor, and the defective closed leg part whose transfer is stopped at the downstream end of the second auxiliary side groove is eliminated by the air blown from the closed leg component ejected air pipe. The leg parts contact the side surfaces of the two guides, and the defective closed-leg component whose transfer has been stopped is mechanically destroyed by the second rod and then eliminated by the air blown from the second blown component-expulsion air pipe. On the other hand, the normally shaped parts are transferred with the legs inserted in the second side grooves, pass through the defective leg closed parts selection section, and are discharged in an aligned state from the downstream end of the guide rail.

According to the fifth aspect of the invention, the component transferred in the posture of straddling the upstream side of one or a plurality of guide rails reaches the position where the sectional shape on the downstream side is changed, Geometrically nonstandard, ie defective parts are jammed here. When the clogging is detected by the component detecting means arranged further downstream, the pushing means arranged below the guide rail is actuated to move the clogging component to this guide rail or these guide rails. From above to push the jammed parts up. At the same time, by the operation of the air jetting means arranged there, the clogged parts are removed to the outside, and only non-defective parts are introduced to the downstream side.

According to the sixth aspect of the present invention, the double-sleeve desk-shaped parts in the bowl of the torsional vibration parts feeder are first transferred across the guide rails in the transfer attitude selection section, and the parts in other transfer attitudes. Is eliminated. In the leg-defective part selection table of the leg-defective part selection unit provided in the middle of the guide rail, the leg-defective parts are connected to the guide rail by the first side groove and the first side groove provided on both sides of the first guide. The leg is inserted into the first sub-groove formed from the upstream side to the predetermined position in the side groove, and the leg is transferred, but the transfer is stopped at the downstream end of the first sub-groove or continues to the downstream end thereof. The legs come into contact with the first side groove surface to stop the transfer.

The stop of the transfer of the defective leg opening part is detected by the first transfer stop detection sensor, and the defective open leg part whose transfer is stopped at the downstream end of the first auxiliary side groove is ejected from the open leg part ejecting air pipe. The defective leg opening component, which has been removed by air and whose legs have come into contact with the surface of the first side groove and the transfer of which has been stopped, is pushed out by the first pin inserted from below the first side groove, and then ejected from the first extruded component expulsion air. It is eliminated by the air blown from the piping. On the other hand, a normal-shaped part and a closed-leg defective component whose both legs are likely to be closed are transferred by inserting both legs into the first side groove and pass through the leg-defective defective component selector to reach the next closed-leg defective component selector. In the closed-leg defective component selection table, the defective closed-leg component is formed on the second side groove provided on both sides of the second guide connected to the guide rail and on the side surface of the second guide from the upstream side to a predetermined position. The legs are inserted into the sub-grooves to be transported, but the transport is stopped at the downstream end of the second sub-groove, or the legs are brought into contact with the side surface of the second guide following the downstream end to stop the transport. To be done. The stop of the transfer of the defective closed leg part is detected by the second transfer stop detection sensor, and the defective closed leg part whose transfer is stopped at the downstream end of the second auxiliary side groove is eliminated by the air blown from the closed leg component ejected air pipe. 2 The leg part comes into contact with the side surface of the guide, and the defective closed-leg component whose transfer has been stopped is pushed out from the second side groove by the second pin inserted from below the second side groove and then ejected from the second extruded component expulsion air pipe. Are eliminated by the air blown out of.
On the other hand, the normally shaped parts are transferred with the legs inserted in the second side grooves, pass through the defective leg closed parts selection section, and are discharged in an aligned state from the downstream end of the guide rail.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A parts sorting and aligning apparatus according to an embodiment of the present invention will be specifically described below with reference to the drawings.

(First Embodiment) FIG. 3 is a partially cutaway side view of a ferrite core selecting and aligning apparatus 1 as a first embodiment, and FIG. 4 is a plan view of the apparatus. That is, the apparatus selects and eliminates the open leg defective product Fo shown in FIG. 2A and the closed leg defective product Fc shown in FIG.
n is aligned and supplied to the next step. Referring to FIG. 3 and FIG. 4, the ferrite core selecting and aligning device 1 is selected by the torsional vibration part feeder 10 for accommodating and selecting the ferrite core Fn including the defective open leg Fo and the defective closed leg Fc. The linear vibration parts feeder 110 for feeding the ferrite core Fn to the next step is connected,
It is installed on a common substrate 9 on the floor. Besides, an electromagnetic valve unit 4 and a sensor amplifier 5 fixed to the support plate 3 are installed on the common board 9 as an accessory equipment, and the compressed air branch pipe part 6 is provided in the box 7 provided on the common board 9. It is arranged. The grips 8 are attached to the opposite side surfaces of the common substrate 9.

The torsional vibration parts feeder 10 comprises a bowl 21 for accommodating and transferring the ferrite cores Fn and the like, and a drive unit 11 for imparting torsional vibration to the bowl 21.
Referring to FIG. 3, in drive unit 11, movable block 12 fixed integrally with the bottom plate of bowl 21 and also serving as the movable core is provided with lower fixed block 14 by inclined leaf springs 13 arranged at equal angular intervals. It is connected. An electromagnet 16 wound with a coil 15 is fixed on the fixed block 14 so as to face the movable block 12 with a slight gap. The periphery of the drive unit 11 is covered with a soundproof cover 17, and the drive unit 11 together with the bowl 21 above the vibration control rubber 18 are provided.
It is installed on the pedestal 19 on the common substrate 9 via. When the coil 15 is energized with an alternating current, the bowl 21 is given a clockwise torsional vibration when viewed from above.

The shallow bowl-shaped bowl 21 will be described with reference to FIG.
A large amount of ferrite cores Fn (hereinafter abbreviated as ferrite cores Fn, etc.) including defective leg products Fo and closed leg product Fc are accommodated in the bottom surface 22, are given torsional vibration, and are transferred in the direction indicated by arrow m. .

Inside the bowl 21, there is provided a flat plate track 24 having a starting point on the bottom surface 22 and spirally rising along the peripheral wall, and serves as a transfer path for the ferrite core Fn and the like. A debris removal unit 30 and a transfer posture selection unit 40 are connected to the downstream end of the uppermost portion of the flat plate track 24, and an open leg product removal unit 60 and a closed leg product removal unit 80 are provided in the middle of the transfer unit 50 subsequent thereto. And the reverse chute 100 at the downstream end.
Is attached.

The debris removing unit 30 has a line [5] -in FIG.
[5] A sectional view taken along line [5], and [6] in FIG.
6 is a cross-sectional view taken along line [6], and FIG. 7 is a cross-sectional view taken along line [7]-[7] in FIG.
A small slope from the flat plate track 24 is provided, and a sloping surface 34 that slopes downward toward the radial outside of the bowl 21 is provided. A clearance member 31 is provided along the outer edge of the inclined surface 34 by being fixed to the attachment 25A to the peripheral portion 25 of the bowl 21 with a bolt 32, and a clearance 33 is formed between the lower end of the clearance member 31 and the outer edge of the inclined surface 34. ing. The clearance 33 has a height such that the ferrite cores Fn and the like cannot pass through, and the ferrite cores Fn and the like have a height such that the vertical surface 31 of the clearance member 31.
Debris such as ferrite cores Fn and the like, which are transferred along W, pass through the gap 33 , slide down the slope 35 following the slope 34, and are fixed to the bottom of the bowl 21 shown in FIG. Fragment receiving box 3 on the support plate 29 attached to the outer periphery
It is designed to fall within 9. Further, a cutout 36 is formed in the slope 34, which serves as a path for returning the excessive ferrite core Fn or the like to the slope 34 into the bowl 21.

The transfer posture selecting section 40 is substantially located on the vertical surface 31W of the upstream clearance member 31 with reference to FIGS. 5, 6 and 8 which shows a cross section taken along line [8]-[8] in FIG. Starting from the track surface 44, a gap smaller than 1/2 of the length A of the short side of the top plate portion of the ferrite core Fn and wider than the thickness T of the leg portion is formed inside the connecting track wall 44W. , A guide rail 41 having a width narrower than the inner diameter N between both legs of the ferrite Fn is provided together with the upward introduction slope 41S. A cover member 42 is attached to the track member 45 by a bolt 43 so as to cover the guide rail 41 immediately above, and the track member 45 is fixed on the peripheral edge portion 25 of the bowl 21 by the bolt 23. The cover member 42 is formed by cutting out a lower portion thereof and a vertical notch surface 46 on the outer side of the guide rail 41, and a vertical taper surface 46T which is continuous with the guide rail 41 and which intersects the guide rail 41 immediately above. Further, a gap 47 is formed between the guide rail 41 and the lower surface of the cover member 42 so that the ferrite core Fn and the like straddling the guide rail 41 are transferred. Referring to FIG. 8, an inclined surface 48 that slopes downward toward the inside of the bowl 21 and a flat surface 49 that follows the inclined surface 48 are formed inside the inner peripheral edge of the track surface 44.

Therefore, the ferrite core Fn or the like having a random attitude which is transferred in contact with the gap member 31 in the upstream debris removal section 30 reaches the transfer attitude selection section 40 and is transferred across the introduction slope 41S of the guide rail 41. It is divided into one that starts and the other that is transferred on the surface of the introduction slope 41 S other than that. The ferrite cores Fn and the like transferred across the guide rail 41 pass below the cover member 42 and are transferred to the downstream side, but the ferrite cores Fn and the like transferred on the surface of the guide rail 41 are covered by the cover member 4.
It cannot pass below 2, and is guided by the tapered surface 46T formed on the cover member 42, falls onto the slope 48, slides down, and returns to the inside of the bowl 21 via the flat surface 49.

A downstream side of the transfer posture selecting section 40 is a transfer section 50A having a shape common to the transfer section excluding the open leg removing section 60 and the closed leg removing section 80 which will be described later. Referring to FIG. 9 showing a cross section taken along line [9]-[9] in FIG. 4, a guide rail upstream from the flat surface 54 of the guide rail member 55 fixed to the peripheral edge portion 25 of the bowl 21 with bolts 57. A guide rail 51 having a similar sectional shape is provided so as to be connected to 41. Incidentally, the guide rail 51 in this embodiment has a width of 0.75 mm and a height of 1.0 mm.
Note that the similar transfer parts on the downstream side are used as the transfer part 50B and the transfer part 50C without changing the reference numerals of the guide rails 51 and the like.

The open leg removal unit 60 is shown in FIG.
10] and FIG. 10 showing a cross section taken along line [0]-[10].
11 showing a cross section along the [11]-[11] line in FIG.
Referring to FIG. 6, the hexagon socket bolt 67 is used to fix the surface of the peripheral edge portion 25 of the bowl 21 to the sorting table 6 having a length of 10 mm in the transfer direction.
Two are provided. [12]-[1 in FIG.
2] Referring also to FIG. 12 showing a cross section in the direction of the line, the sorting table 62
Is connected to the upstream guide rail 51 and has a width of 0.75 mm
Guides 61 are provided, and widths of 0.4
A side groove 63 having a depth of 25 mm and a depth of 2.0 mm is provided. Further, a sub-side groove 64a having a width of 0.2 mm and a depth of 0.8 mm is formed on each side groove surface 63W facing the guide 61. The sub-side groove 64a extends from the upstream end of the sorting table 62 to a length of 5 mm. After the subsequent sub-groove missing portion 65 having a length of 1.5 mm, the sub-groove 6 having a length of 3.5 mm is again provided.
4b is formed to the downstream end. That is, the sorting table 62
To the guide rail 51, refer to FIG. 11 and FIG.
The slides are located on both sides of the guides 61 connected to each other.
Toothed side groove 63 is provided and faces the side groove 63.
The sub-groove 6 on the side groove surface 63W facing the guide 61.
4a is formed parallel to the side groove 63 from the upstream end to a predetermined position
Has been done . In the sorting table 62, the ferrite core Fn is inserted into the side groove 63, and the ferrite core Fn is also transferred to the guide 61, as shown in FIG. Fo1 with a slightly large degree of leg spread
And Fo2 having a small open leg degree exist, but the open leg defective product Fo1 having a slightly large open leg degree is shown in FIG.
As shown in FIG. 3, the legs are inserted into the side groove 63 and the sub-side groove 64a and transferred, and the transfer is stopped at the downstream end of the sub-side groove 64a. Sub-groove 6 for selection
4a is sufficient, but in such a fine sorting table 62, it is necessary to have symmetry as much as possible in order to prevent precision deviation, and for that purpose, the auxiliary side groove 64b is provided. .

Further, below the center of the guide 61 and the side groove 63, the bottom of the sorting table 62 is hollowed out in a cylindrical shape to form a space.
68 is formed, and the surface of the sorting table 62 is formed as an inclined surface 66 that is inclined downward toward the outside of the bowl 21 on the outside of the side groove 63. As shown in FIG. An open-legged article receiving box 69 for accommodating an open-legged defective product Fo is provided.

At the peripheral edge portion 25 of the bowl 21, a mounting member 77, which is directly above the sorting table 62, is mounted on two columns 78 standing on the guide rail member 55 with the sorting table 62 interposed therebetween.
Is fixed with bolts , though not shown, and the mounting member 77
A compressed air pipe 75 connecting the optical sensor 71, an air cylinder 73 having a piston rod 72, and an air jet nozzle 74 to the ferrite core Fn on the guide 61.
Is attached.

Further, the peripheral portion 25 of the bowl 21 is formed with a through hole 28 which communicates with a space 68 of the sorting table 62.
Compressed air piping 7 with a seal ring 79 sandwiched from below
6 is inserted and screwed.

The optical sensor 71 has a built-in light emitting element and a light receiving element, and utilizes the fact that the reflected light amount of emitted light differs depending on the presence or absence of the ferrite core Fn.
When the ferrite core Fn or the like is constantly transferred, the reflected light from the ferrite core Fn or the like is intermittent, and, for example, when the defective leg opening Fo1 is stopped, the reflection Since the light is continuous, the signal is amplified by the sensor amplifier 5, and the electromagnetic valve unit 4 attached to the corresponding compressed air pipe branched by the compressed air branch pipe part in the box 7 via a controller (not shown). The electromagnetic valve is instantly opened, and air is ejected from the air ejection nozzle 74 connected to the compressed air pipe 75. The defective leg with open legs Fo1 whose transportation has been stopped has its leg part formed with the side groove 6
Since it is only loosely inserted in the auxiliary groove 3 and the auxiliary side groove 64a, it can be easily blown off toward the open leg article receiving box 69 by the jet air.

In addition, the air cylinder 73 and its piston rod 72 in FIG. 10, and the compressed air pipe 7 from below.
Referring to FIG. 14 corresponding to FIG. 12, 6 is used when the defective open leg product Fo ₂ having a small open leg degree is stopped. That is, in A of FIG. 14, the open leg defective Fo ₂
Is transferred by vibration from the upstream end of the sorting table 62 by inserting the leg portion into the side groove 63, and almost no leg portion is inserted into the sub-side groove 64a, so it is not stopped even at the downstream end of the sub-side groove 64a. When reaching the portion 65, the leg portion is firmly brought into contact with the side groove surface 63W, and the transfer is stopped. The stop of the transfer is also detected by the optical sensor 71, and air is instantaneously ejected from the air ejection nozzle 74 as described above, but the stop of the transfer cannot be eliminated only by the air ejection. Air jet nozzle 7
Since the optical sensor 71 transmits that the transfer is stopped even after the air is ejected from the No. 4, the controller (not shown) to which the signal is input operates the air cylinder 73 to move the piston rod 72 downward to move the auxiliary groove. The top plate portion of the defective leg opening Fo ₂ stopped at the missing portion 65 is pressed and destroyed, and then the piston rod 72 is pulled up, and then the compressed air pipe 76 below passes through the space 68 of the sorting table 62 to form the side groove. 64
Of air from the lower side of the
The air is also blown out instantaneously to blow out the broken pieces of the defective leg opening product Fo ₂ .

The closed-legged article removing unit 80 has the same configuration as the open-legged article eliminating unit 60 shown in FIG. Therefore, referring to FIG. 10, the air cylinder 9 having the optical sensor 91 and the piston rod 92 is provided.
3, compressed air pipe 9 to which the air jet nozzle 94 is connected
5, and the compressed air pipe 96 from below, the main components including閉脚component receiving box 89 shown in with the code with ().

FIG. 1 showing the sorting table 82 of the closed leg article elimination section 80.
5 and FIG. 16 showing a cross section taken along line [16]-[16] in FIG. 15, the sorting table 82 having a length of 10 mm in the transfer direction is connected to the upstream guide rail 51 to open the legs. A guide 81 having a width of 0.85 mm, which is wider by 0.1 mm than the guide 61 in the article removing unit 60, is provided, and a side groove 83 having a width of 0.425 mm and a depth of 2.0 mm is provided on both sides thereof.
Is provided. Further, a sub-side groove 84a having a width of 0.1 mm and a depth of 0.8 mm is formed on one side surface of the guide 81. The width of the sub-side groove 84a is 0.1 mm narrower than the width of 0.2 mm of the sub-side groove 64a in the open leg article exclusion unit 60. The auxiliary side groove 84a has a length of 5 mm from the upstream end of the sorting table 82, and after the subsequent auxiliary side groove missing portion 85 having a length of 1.5 mm, a similar auxiliary side groove 84b having a length of 3.5 mm is formed again to the downstream end. ing. That is, in the sorting table 82, as shown in FIG.
5 and FIG. 16, the guide rail 51 is connected to the guide rail 51.
Slit-shaped side grooves 8 located on both sides of the id 81, respectively.
3 is provided and faces the side groove 83 thereof and
The auxiliary side groove 84a is located at the upstream end of the side groove surface 83W facing the door 81.
To a predetermined position in parallel with the side groove 83 .

In this sorting table 82, as shown in FIG. 16, the ferrite core Fn has its legs inserted into the side grooves 83,
It is transferred across the guide 81. The閉脚defective Fc exists as small Fc ₂ of somewhat larger Fc ₁ and閉脚degree of閉脚degree but閉脚defective Fc ₁ slightly larger in閉脚degree as shown in FIG. 17 corresponding to FIG. 16, whereas The leg portion is inserted into the side groove 83, and the other leg portion is inserted into the side groove 83 and the sub-side groove 84a and transferred, and the transfer is stopped at the downstream end of the sub-side groove 84a. The stop of the transfer is detected by the optical sensor 91, air is instantaneously ejected from the air ejecting nozzle 94, and the closed leg defective product Fc ₁ whose transfer is stopped is blown to the closed leg inbox 89. This is the same as in the footwear exclusion unit 60. The sub-side groove 84 b is provided in the sub-leg groove 64 of the open leg article exclusion unit 60.
For the same reason as b.

[0032] In the case of閉脚degree small closed leg defective Fc2, refer to Figure 18 corresponding to Figure 17, groove legs 8
3 is transferred by vibration from the upstream end of the sorting table 82, and almost no legs are inserted into the auxiliary groove 84a, so that the auxiliary groove 84a cannot be stopped at the downstream end, but the auxiliary groove missing portion 8
At the point of 5, the both sides 81W of the guide 81 are firmly contacted and the transfer is stopped. Then, with reference to FIG.
The stop of the transfer is detected by the optical sensor 91 and stopped by the piston rod 92.
After 2 is pressed and destroyed, air is ejected from the compressed air pipes 96 and 94 to blow away the debris, as in the open leg article exclusion unit 60. Then, only the ferrite core Fn having a normal shape is transferred after the closed leg removal unit 80.

A transfer section 50C on the downstream side of the closed leg removal section 80
19, a through hole 58 is formed below the guide rail 51 provided in the guide rail member 55 with reference to FIG. 19 showing a cross section taken along line [19]-[19] in FIG. It communicates with the through hole 27 provided in the peripheral edge portion 25 of the reference numeral 21 and serves as a path for excluding fragments and fragments of the ferrite core Fn and the like.

Further, at the downstream end of the transfer section 50C, referring to FIG. 20 showing the cross section along the [20]-[20] line in FIG. 4, it is fixed to the peripheral edge portion 25 of the bowl 21 with bolts 57. Surface 54 of the guide rail member 55
A cover member 56 for preventing the ferrite core Fn from popping out, leaving a space for the ferrite core Fn to be transferred across the guide rail 51, is attached to the peripheral edge of the bowl 21 by a bolt 59 penetrating the guide rail member 55. It is fixed to the portion 25.

Referring to FIGS. 3 and 4, as the most downstream portion of the torsional vibration parts feeder 10, a reversing chute 10 for reversing the ferrite core Fn upside down in the transfer section 50C.
0 is attached. [21]-[2 in FIG.
1] FIG. 21 showing a cross section in the line direction and FIG. 22 showing a cross section in the [22]-[22] line direction in FIG. 21, so as to communicate with the guide rail 51 in the upstream transfer unit 50C, A semi-circular guide rail 101 is provided on the outer peripheral surface of a semi-circular guide rail member 105.
The semi-circular plate-shaped guide rail member 105 is a hexagon socket bolt 10.
It is fixed to the outer surface of the peripheral edge portion 25 of the bowl 21 by 9. Further, a cover member 104 is fixed to the outer periphery of the guide rail member 105 with a screw 108 with a space enough to transfer the ferrite core Fn on the guide rail 101. Then, as shown in FIG. 1, the ferrite core Fn, which is introduced at the upstream end of the reversing chute 100 with the top plate up, is discharged from the downstream end with the top plate down.

Further, referring to FIGS. 3 and 4, the reverse chute 1
A trough 122 of the linear vibrating parts feeder 110 is connected to the downstream end of 00 with a predetermined gap for avoiding the interference of vibrations of the both. Linear vibration parts feeder 11
Referring to FIG. 3, reference numeral 0 indicates a trough 122 that feeds the ferrite core Fn, and a drive unit 111 that applies linear vibration to the trough 122.

In the drive unit 111, a movable block 112 integrally fixed to the bottom surface of the trough 122 is fixed to the lower fixed block 11 by a pair of front and rear inclined leaf springs 113.
The movable core 112 </ b> C is hung from the movable block 112. An electromagnet 116 having a coil 115 wound around the fixed block 114 has a movable core 11
It is fixed facing 2C with a slight gap. The fixed block 114 is installed on a pedestal 117 which is connected to a base block 119 fixed on the common substrate 9 by a pair of front and rear anti-vibration leaf springs 118. And the coil 115
When an alternating current is applied to the trough 122, a linear vibration in the direction indicated by the arrow n is applied to the trough 122.

The trough 122 is [23] -in FIG.
Referring to FIG. 23 showing a cross section in the [23] line direction, the ferrite core Fn formed in the trough base material 123 and turned upside down is transferred. The trough 122 is provided with a guide plate 121 so as to be inserted between both legs of the inverted ferrite core Fn.
1 is a screw 129 on the fixing member 124 on the trough base material 123.
It is fixed at.

The ferrite core selecting and aligning apparatus 1 of the first embodiment is constructed as described above. Next, its operation will be described.

Referring to FIGS. 3 and 4, the drive unit 11 of the torsional vibration parts feeder 10 and the linear vibration parts feeder 110
AC is energized to the driving unit 111 of the
The accompanying optical sensor and compressed air system equipment are also in operation, and the ferrite core F including the defective open leg product Fo and the defective closed leg product Fc in the bowl 21 of the torsional vibration part feeder 10.
It is assumed that n is contained in a large amount together with the debris accompanying them.

The ferrite cores Fn and the like on the bottom surface 22 of the bowl 21 are moved in the direction indicated by the arrow m while being moved to the peripheral portion, and are mounted on the flat plate track 24 from the starting point on the bottom surface 22.
It is transferred in contact with the peripheral wall 24W and reaches the debris removal unit 30. At this time, the ferrite cores Fn, etc. stand on both legs, are flipped upside down, etc., and their transfer postures are random and not constant.

With reference to FIGS. 5, 6 and 7, the debris removal unit 3
At 0, the ferrite core Fn or the like falls from the flat plate track 24 on the upstream side to the slope 34, slides down, and is stopped by the gap member 31, and contacts the vertical wall 31W of the gap prevention member 31 without passing through the gap 33 and has a random posture. Although it is transferred as it is, the accompanying fragments pass through the gap 33 , slide down the slope 35, and are collected in the fragment receiving box 39 attached to the outer peripheral portion of the bowl 21. In addition, the ferrite core Fn excessively transferred from the flat plate track 24
If so, they slide back into the bowl 21 by sliding off the notches 36 provided in the slope 34.

The ferrite cores Fn and the like that have passed through the debris removal unit 30 reach the transfer posture selection unit 40, but referring to FIGS. 5, 6 and 8, among the ferrite cores Fn in a random posture on the track surface 44. Those that are in a posture of straddling the introduction slope 41S of the guide rail 41 start to be straddled on the guide rail 41 as they are. On the other hand, the ferrite cores Fn, etc. in other postures are
While being supported by the side wall 44W, the surface of the introduction slope 41S rises and is transported on the guide rail 41. The ferrite core Fn transferred across the guide rail 41 passes under the cover member 42 and is transferred to the guide rail 51 provided in the downstream transfer unit 50A connected to the guide rail 41. On the other hand, the ferrite core Fn or the like transferred on the guide rail 41 is particularly shown in FIG.
Referring to, the taper surface 4 provided on the cover member 42
It is guided to 6T, falls on the slope 48, and returns to the inside of the bowl 21 via the flat surface 49.

In the transfer section 50A, referring to FIG. 9, the ferrite cores Fn and the like are transferred to the downstream side by straddling the guide rails 51 and reach the open leg article removal section 60.

In the open leg removing unit 60, the ferrite core Fn is connected to the upstream guide rail 51 and is connected to the sorting table 62 with reference to FIGS. 10, 11 and 12.
To the guide 61 and straddle it, and the leg is inserted into the side groove 63 to be transferred and passed therethrough as it is. Also, ferrite core F
Similarly, the defective closed-legged product Fc accompanied by n is also transferred with the legs inserted into the side grooves 63 and passed therethrough.

On the other hand, in the defective leg opening Fo, the defective leg opening Fo1 having a slightly large degree of leg opening is transferred by inserting the leg portions into the side groove 63 and the auxiliary side groove 64a with reference to FIG.
The transfer is stopped at the downstream end of the auxiliary side groove 64a shown in FIG. With reference to FIG. 10, the stop of the transfer is detected by the optical sensor 71 at the upper side, and the electromagnetic valve provided in the compressed air pipe 75 is momentarily opened by the controller (not shown) to which the signal is input, and the air is supplied. Jet nozzle 7
Since air is ejected from No. 4, the leg opening defective product Fo1 in which the transfer is stopped by loosely inserting the leg portion into the side groove 63 and the sub-side groove 64a is blown off as shown by the one-dot chain line in FIG. The slope 66 of the sorting table 62 slides down and is accommodated in an open leg article receiving box 69 provided outside thereof.

On the other hand, among the defective open legs Fo, the defective open leg Fo ₂ having a small degree of open leg is vibrated without inserting the leg portion into the auxiliary side groove 64a with reference to FIG. 11 and FIG. Since it is transferred, it is not stopped even when it reaches the downstream end of the auxiliary groove 64a, but the transfer is stopped by reaching the auxiliary groove missing portion 65 and making the legs firmly contact the side groove surfaces 63W on both sides. To stop this transfer, refer to FIG.
Is detected and the air is ejected from the air ejection nozzle 74. However, since the defective leg opening Fo ₂ is not eliminated by the jet air, the optical sensor 71 continues to emit a signal that the transfer is stopped. The controller to which the signal is input is the air cylinder 7 as shown in A of FIG.
3 is operated to lower the piston rod 72, and the defective leg open product Fo ₂ stopped on the auxiliary groove lacking portion 65 is pressed and destroyed to pull up the piston rod 72. Then, FIG.
No. 0, the solenoid valve provided in the lower compressed air pipe 76 is momentarily opened to eject air from the lower side of the side groove 63, and blow out the debris of the defective leg opening Fo ₂ as shown in FIG. 14B. At the same time, air is also ejected from the air ejection nozzle 74 in FIG. 10 to drop the debris into the open leg article receiving box 69.

The ferrite core Fn and the defective closed leg product Fc that have passed through the open leg rejecting section 60 as they are are transferred to the closed leg rejecting section 80 while being vibrated across the guide rail 51 in the transfer section 50B while being vibrated. Reach

For the ferrite core Fn in the closed leg removal unit 80, refer to FIGS. 15 and 16, and FIG.
Referring to FIG. 5, the guide 81 of the sorting table 82 provided so as to be connected to the guide rail 51 on the upstream side is moved to be transferred and passed therethrough.

On the other hand, in the closed leg defective product Fc ₁ having a slightly higher degree of closed leg among the closed leg defective products Fc, one leg is referred to as the side groove 83 and the other leg is referred to as the side groove 83 with reference to FIG. Since it is inserted into the auxiliary side groove 84a and transferred, the transfer is stopped at the downstream end of the auxiliary side groove 84a shown in FIG. This stop of the transfer is detected by an upper optical sensor 91 with reference to FIG. 10, which is incorporated by reference, and a solenoid valve provided in the compressed air pipe 95 is momentarily opened by a controller (not shown) to which the signal is input. , Air ejection nozzle 94
Since the air is ejected from the side groove 83 and the auxiliary side groove 8
The defective leg-closed product Fc ₁ loosely inserted into the 4a and stopped to be transported is blown off as shown by the alternate long and short dash line in FIG. 17, and the slope 86 of the sorting table 82 in FIG. It is accommodated in the closed leg box 89.

On the other hand, among the closed leg defective products Fc, the closed leg defective product F c 2 having a small degree of closed leg is vibrated and transferred without inserting the leg portion into the auxiliary side groove 84a with reference to A of FIGS. 15 and 18. Therefore, even if it reaches the downstream end of the auxiliary side groove 84a, it is not stopped, but the transfer is stopped by reaching the auxiliary side groove missing portion 85 and making the leg portion firmly contact both sides 81W of the guide 81. With reference to FIG. 10, which is incorporated herein by reference, the stop of the transfer is detected by an optical sensor 91, and air is ejected from an air ejection nozzle 94. However, since the defective leg-closed product Fc2 is not removed by the ejected air, the optical sensor 91 continues to transmit a signal that the transfer is stopped. The controller to which the signal is input operates the air cylinder 93 to lower the piston rod 92 as shown in A of FIG.
Defective closed-leg product Fc2 stopped on the side groove missing portion 85
Is pressed and destroyed to pull up the piston rod 92. Next, the solenoid valve provided in the lower compressed air pipe 96 in FIG. 10 is momentarily opened to eject air from below the side groove 83, and as shown in FIG. 18B, the closed leg defective product F c.
At the same time that the broken pieces of No. 2 are blown off, air is also jetted from the air jet nozzle 94 in FIG.

The ferrite core Fn which has passed through the closed leg removing section 80 as it is is the guide rail 5 in the transfer section 50C.
1 is transferred to the downstream side while being vibrated. In the middle of the transfer portion 50C, referring to FIG. 19, in the hole 58 provided below the guide rail 51 and in the through hole 27 of the peripheral edge portion 25 of the bowl 21 communicating with this, the fragments that are pressed and destroyed on the upstream side are included. Residues, etc. are eliminated. Further, at the downstream end of the transfer unit 50C, a cover member 56 is provided so as to cover the guide rail 51 with reference to FIGS. 4 and 20, and the transferred ferrite core Fn does not deviate from the guide rail 51. It is prevented.

From the downstream end of the transfer section 50C, the ferrite core Fn is transferred to the reverse chute 100 and the guide rail 1 is moved.
However, since it is transported by the cover member 104 and is hermetically transported as shown in FIG. 22, it does not fall off from the reversing chute 100 or its guide rail 101. The ferrite core Fn moves from the posture with the top plate portion at the upstream end of the reversing chute 100 to the upper side,
As shown in FIG. 1, the inverted chute 100 is turned upside down.
Is discharged from the downstream end with the top plate facing downward.

From the downstream end of the reversing chute 100, the ferrite core Fn moves to the trough 122 of the linear vibrating parts feeder 110 as shown in FIGS. 3 and 4, but in the trough 122 as shown in FIG. 1
The position of the trough 12 is maintained and transferred by 21.
The sheets are discharged one by one from the downstream end of 2 in a posture with the top plate portion facing downward.

(Second Embodiment) A ferrite core selection / arrangement apparatus 2 according to a second embodiment is different from the open leg article removal unit 60 and the closed leg article removal unit 80 in the selection / arrangement apparatus 1 of the first embodiment. Although it has the article removing unit 160 and the closed leg article removing unit 180, the other components are configured and operate in exactly the same manner, so different components will be described and the others will be omitted.

FIG. 24 is a sectional view of the open leg removal unit 160 corresponding to FIG. 10 of the first embodiment. In the open leg removal unit 60 of the first embodiment, the piston rod 72 from above is used for the leg open defect product Fo ₂ stopped at the auxiliary side groove missing portion 65 that is not removed only by the air ejected from the air ejection nozzle 74. In contrast to the selective destruction by the pressure destruction due to and the jet air from the compressed air pipe 76 blown up from below the side groove 63 and the jet air from the air jet nozzle 74,
The open leg rejecting unit 160 of the second embodiment pushes out and rejects the defective leg leg Fo ₂ whose transfer is stopped by a pin 185 inserted from below the side groove 164.

That is, referring to FIGS. 24 and 25, the sorting table 162 fixed to the surface of the peripheral portion 25 of the bowl 21 by the bolts 167 is the sorting table 62 in the first embodiment.
It has a guide 161, a side groove 163, and auxiliary side grooves 164a and 164b formed in the side groove surface 163W, and the bottom of the sorting table 162 is hollowed out in a cylindrical shape below the center of the guide 161 and the side groove 163. Empty space 1
68 is formed. In addition, above the sorting table 162, transfer is stopped on the sorting table 162 to the mounting member 177 fixed to the support column 178 standing on the guide rail member 155 on the peripheral edge portion 25 of the bowl 21 with the bolt 179. An optical sensor 171 that points the defective leg opening Fo ₁ or Fo ₂ and a compressed air pipe 175 connected to an air jet nozzle 174 are inserted and screwed, but these functions are the same as in the case of the first embodiment. .

A stepped hole 126 penetrating the peripheral edge portion 25 of the bowl 21 is formed, and a seal member 186 having a void 187 is integrally fitted and fixed to the hole from below, and the air cylinder 181 is inserted into the seal member 186. It is screwed on.
A base portion 184 of two extruding pins 185 is attached to a pedestal 183 at the tip of the piston rod 182 of the air cylinder 181. The two extruding pins 185 are attached to the side groove 16
It is designed to be inserted from below 3. Further, a compressed air pipe 176 is inserted and screwed into a through hole 128 communicating with the stepped hole 126 from the side surface of the peripheral edge portion 25 of the bowl 21. Outside the peripheral edge portion 25 of the bowl 21, a defective leg open box 169 is provided on the bottom plate 29.

The open-legged article removing unit 160 in the second embodiment is constructed as described above, and its operation is as follows.

As in the case of the first embodiment, a leg opening defective product Fo ₁ having a slightly large degree of leg opening has leg portions with a side groove 163 and a sub side groove 1.
64a and then transferred, and the transfer is stopped at the downstream end of the auxiliary side groove 164a. Then, the stop of the transfer is detected by the optical sensor 171, and is blown away by the air blown from the air jet nozzle 174 to be eliminated.
69 collected.

FIG. 25 shows the defective leg open product Fo ₂ having a small degree of open leg.
When the transfer is stopped by firmly contacting the leg portion with the side groove surface 163W in the auxiliary side groove missing portion 165 as shown in A of No. 1, the stop is detected by the optical sensor 171 and air is ejected from the air ejection nozzle 174. However, the transfer is stopped because it is not excluded. The controller, which receives a signal indicating that the transfer is stopped from the optical sensor 171, operates the lower air cylinder 181 with reference to FIG. 24 to raise the piston rod 182. Therefore, when the two extruding pins 185 at the leading end are inserted from below the side groove 163 with reference to FIG. 25B and the stopped open leg defective product Fo ₂ is pushed out as shown by the alternate long and short dash line. At the same time, air is instantaneously ejected from the compressed air pipe 176 of FIG. 24, so that the air is ejected from between the side groove 163 and the pin 185. Further, since air is also ejected from the air ejection nozzle 174, the defective leg open product Fo ₂ is eliminated as shown by the solid line and dropped into the open leg product receiving box 169.

Also in the closed leg component removing section 180 in the ferrite core selecting and aligning apparatus 2 of the second embodiment, the selecting table 182 is the same guide 181 as the selecting table 82 in the first embodiment.
It has a side groove 183 and auxiliary side grooves 184a and 184b formed on one side of the side surface 181W of the guide 181 (these are not shown), and a hollow 188 that is hollowed out in a cylindrical shape is formed in the bottom of the sorting table 182. Has been formed. With reference to FIG. 24, the optical sensor 191, the air ejection nozzle 194, the air cylinder 201, the extruding pin 205, and the like other than the sorting table 182 are the same as those in the open leg removal unit 160, and are the main constituent elements. Is attached with a symbol with ().

Then, a defective leg with a slightly large degree of closed leg F
c ₁ is stopped at the downstream end of the auxiliary side groove 184 a (not shown), the stop is detected by the optical sensor 191, and is ejected to the defective closed leg receiving box 189 by the air ejected from the air ejection nozzle 194. The push pin 20 in which a defective closed leg Fc ₂ having a small degree of closed leg that is stopped at the sub-side groove missing portion 185 (not shown) and is not removed only by the air ejected from the air ejection nozzle 194 is inserted from below the side groove 183.
At the same time as being extruded by 5, the air ejection nozzle 19
4 and blown off by the air blown out from the compressed air pipe 196 and dropped into the defective leg closed box 189, as in the open leg rejecting section 160.

In this way, the defective open leg component Fo and the defective closed leg component Fc are selected and eliminated from the ferrite core Fn and the like.
After this, in the same manner as in the first embodiment, the ferrite core F
The transfer postures of n are inverted upside down via the reversing chute 100, and are discharged one by one from the downstream end of the linear vibrating parts feeder 110.

Although the respective embodiments of the present invention have been described above, needless to say, the present invention is not limited to these, and various modifications can be made based on the technical idea of the present invention.

For example, in each embodiment, a reversing chute 100 is attached as the most downstream portion of the torsional vibration parts feeder 10, and a linear vibration parts feeder 110 is connected to this, and a ferrite core for feeding the ferrite core Fn to the next step is selected. Although the aligning device 1 or 2 is used, the reversing chute 10
0, the linear vibration parts feeder 110 is removed and only the torsional vibration parts feeder 10 is provided, and the receiving box is arranged at the downstream end of the transfer unit 50C, and the defective open leg Fo and the defective closed leg Fc are sorted out from the ferrite core Fn and the like. It can also be used as a simple sorting device.

Further, in each of the embodiments, the open leg defective product Fo and the closed leg defective product Fc are selected and excluded. However, when either one, for example, the open leg defective product Fo is included depending on the selection target. It goes without saying that the leg-legged article exclusion unit 80 (or 180) can be omitted.

In each embodiment, the linear vibrating parts feeder 110 is directly connected without attaching the reversing chute 100 as the most downstream portion of the torsional vibrating parts feeder 10 and the posture of the ferrite core Fn is not reversed in the next step. You may send it to

Further, in each of the embodiments, the closed-legged article removing unit 8
In the sorting table 82 (or 182) of 0 or (180), the auxiliary side grooves 84a and 84b (or 184a and 184b)
Although the guides 81 (or 181) are provided on one side, they may be provided on both sides.

Further, in each of the embodiments, the optical sensors 71, 91 (or 171, 19) utilizing the difference in the amount of reflected light depending on the presence or absence of the ferrite core Fn as the transfer stop detection sensor.
Although 1) is used, it is also possible to use an optical sensor that detects whether or not the light from the light emitting element to the light receiving element is blocked by the ferrite core Fn or the like. Also, a small CCD camera may be used instead of the optical sensor.

Further, in the first embodiment, the sub-groove missing portion 6 is formed.
F (5) (or 85), whose transfer has been stopped
Although o ₂ (or the defective leg closed product Fc ₂ ) is pressed and destroyed by the piston rod 72 (or 92) from above, it may be destroyed by impact by a falling weight.

Further, in each of the embodiments, a minute ferrite core having an inverted U shape or a double-sided sleeve shape is taken as an object of selection and alignment, but the object may be any object other than the ferrite core.

Further, in the above embodiments, the inverted U-shaped or double-sided sleeve-shaped minute ferrite cores have been described.
The present invention is applicable not only to such a shape, but also to an inverted V-shaped part P as shown in FIG. Needless to say, it may be a minute component as in the embodiment, or may be a larger component. Such a part P has both legs P ₁ and P ₂ and is shown in FIG. 27A.
Shows non-defective parts, and B and C show non-standard parts P ′ and P ″ in terms of shape.
In FIG. 27B, both legs P ₁ and P ₂ show a shape that is slightly expanded outward as shown by P ₁ 'and P ₂ ', and in C,
As shown by P ₁ ″ and P ₂ ″, the shape is slightly closed inside the non-defective product.

FIG. 28 is a plan view of a main part for selecting a good product and a defective product of such a part P. The cross section of the main guide rail part 102 having a triangular shape as shown in FIG. Sub guide rails 103a, 1 arranged on both sides
03b, and on the upstream side thereof, as shown by P1 and P2, there is a width such that all the parts can be accommodated in the side grooves 103a and 103b formed on both sides of the main guide rail portion. When it is transferred to the guide rail portions 103aa and 103ba on the downstream side by torsional vibration from the upstream side,
These are inclined towards each other, and thus
The width of the side grooves 103a and 103b becomes smaller, and the narrow side groove 1
03aa, 103ba are formed, and the defective product P'as shown by B in FIG. 27 has leg portions P1 ', P2.
'Is blocked as shown in FIG. As a result, the component detection sensor 110 arranged on the downstream side detects that the component has not arrived for a predetermined time or longer, and determines that clogging has occurred. As a result, the hammer 111, which is arranged at the position where the cross section is changed on the upstream side, moves abruptly downward. Therefore, the top of the defective product P ′ below is impacted and destroyed. Along with this, a pair of air ejection nozzles 121a ′, 1a, 1b disposed below the side grooves 104a, 104b.
Air is blown from 21b ', and the parts that have been broken into small pieces by the hammering are blown upward,
Further, although not shown in the drawing, the air blown up is removed to the right at the same time as it is flipped up, and is guided to the defective product storage box.

Further, on the downstream side, the width of the main guide rail portion 102 in the middle becomes slightly larger as shown in FIG.
The width of the side grooves 104a and 104b is a narrow groove so that only good products can pass through. On the other hand, as shown in FIG. 30, when a defective product P ″ as shown by C in FIG. 27 reaches here, the changing portion 102a of the main guide rail portion 102 changes its cross-sectional shape as described above. Therefore, as shown in FIG. 30, when the defective product P is clogged, it is detected by the downstream component detection sensor 1
12 and the hammer 113 arranged above the cross-section changing position is actuated, impacting the clogging part P ″ and making it a fragment, and a pair of girders arranged below the side grooves 104ab and 104bb. Air ejection means 121a ', 121
It is blown upward by the air blown from b ', and
Although not shown in the drawing, the second air ejection means is arranged on the side, and the second air ejecting means accommodates it in the defective product storage box arranged on the right in the figure. As described above, only the good product P shown in FIG. 27 is supplied to the next step.

FIG. 31 shows a second modified example. In the above modified example, the main guide rail portion 130 and the pair of sub guide rail portions 141a and 141b have the same structure, but the main guide rail portion 130 has the same structure. The slit 130a is arranged at the cross-section changing position, and the flat plate-shaped pushing member 13 is provided below the slit 130a.
1 is provided, and a pair of air ejection nozzles 1 is provided on both sides of
32a and 132b are provided. Similar to the above modification,
When a component is detected by the component detection sensor 140, the pushing member 131 causes the slit member 130a to move by a driving device (not shown).
Then, it rapidly rises upward through and pushes up this jammed part P '. Along with this, a pair of air ejection means 132a, 132 disposed below the side grooves 141aa, 141ba.
By the operation of b, it is blown off upward, and as shown by an arrow W, the accommodation is completed in the defective product storage box below.

FIG. 32 further shows a part Q to which the present invention is applied, which shows an E shape and has three legs q1,
It consists of q2 and q3, and A shows a good product, but in the defective product Q'of B, the middle leg part is bent as shown by q '. Defective product Q ″ with another shape is
1, q3 is bent inward as shown by q3 'and q3 ". Such defective products are selected as plural or as they are, although the inverted U-shape is described in the above embodiment. Even with other parts, it is a part that can be transferred in a posture straddling one or more guide rails, and this or these cross-sectional shapes can be changed downstream. Then, the present invention can be applied to all parts where defective products are clogged.

[0078]

As described above, according to the parts sorting and arranging apparatus of the present invention, both leg parts of the two sleeves, which are composed of both leg parts and the top plate part, which are particularly minute, are opened. It is possible to select and remove a poorly opened defective part and a part where both legs are closed and to close the defectively closed parts, and to align only normally shaped parts for high speed supply to the next process.

[Brief description of drawings]

FIG. 1 is a perspective view of a ferrite core as a sorting and aligning object in an example, and shows a reversal of a posture performed between sorting and sorting and discharging.

FIG. 2 is a perspective view of a defective shape product associated with a ferrite core, where A is a defective open leg product and B is a defective closed leg product.

FIG. 3 is a partially cutaway side view of the ferrite core selection and alignment device according to the first embodiment.

FIG. 4 is a plan view of the device.

5 is a cross-sectional view taken along line [5]-[5] in FIG.

6 is a cross-sectional view taken along line [6]-[6] in FIG.

7 is a cross-sectional view taken along the line [7]-[7] in FIG.

8 is a cross-sectional view taken along the line [8]-[8] in FIG.

9 is a cross-sectional view taken along line [9]-[9] in FIG.

10 is a cross-sectional view taken along line [10]-[10] in FIG.

11 is a cross-sectional view taken along the line [11]-[11] in FIG. 10, showing the sorting table of the open-legged article removing unit.

12 is a sectional view taken along line [12]-[12] in FIG.

FIG. 13 is a cross-sectional view corresponding to FIG. 12, showing the operation of selecting and excluding defective products with a slightly large leg opening degree.

FIG. 14 is a cross-sectional view corresponding to FIG. 12, in which A shows the pressure destruction of a defective open leg product with a small degree of open leg, and B shows the action of removing the debris by jet air.

FIG. 15 is a cross-sectional view corresponding to FIG. 11 and shows a sorting table of the closed leg article exclusion unit.

16 is a cross-sectional view taken along line [16]-[16] in FIG.

FIG. 17 is a cross-sectional view corresponding to FIG. 16 and shows an action of selection and elimination of defective products with a slightly large closed leg degree.

FIG. 18 is a cross-sectional view corresponding to FIG. 16, in which A is a pressure destruction of a closed leg defective product having a small degree of leg closure, and B is an action of removing a fragment by jet air.

19 is a cross-sectional view taken along line [19]-[19] of FIG.

20 is a sectional view taken along line [20]-[20] of FIG.

21 is a cross-sectional view taken along the line [21]-[21] in FIG.

22 is a cross-sectional view taken along line [22]-[22] in FIG.

23 is a cross-sectional view taken along the line [23]-[23] in FIG.

FIG. 24 is a cross-sectional view of an open leg removal unit in the ferrite core selection and alignment device of the second embodiment, which corresponds to FIG.

25 is a partially enlarged view of the vicinity of the extruding pin in FIG. 24, in which A shows the state of stopping the transfer of a defective leg with a slightly large degree of opening, and B shows the action of elimination by the extruding pin and jet air.

FIG. 26 is a perspective view of another component to which the present invention is applied.

FIG. 27 shows each shape of the same part, where A is a good product, B and C
[Fig. 3] is a front view of the shape of a defective product.

FIG. 28 is a plan view of a main part of a sorting device applied to the same component.

29 is an enlarged cross-sectional view taken along line [29]-[29] in FIG.

30 is an enlarged sectional view taken along line [30]-[30] in FIG.

FIG. 31 is an enlarged cross-sectional view corresponding to FIG. 29 of a main part showing a modified example of the same component.

FIG. 32 shows a component of still another example to which the present invention is applied,
A is a front view showing a non-defective product and B and C are defective products.

[Explanation of symbols]

1 Ferrite Core Sorting / Aligning Device According to First Embodiment 2 Ferrite Core Sorting / Aligning Device According to Second Embodiment 10 Torsional Vibration Parts Feeder 11 Drive Unit 21 Bowl 24 Flat Plate Track 30 Debris Exclusion Unit 33 Gap 39 Fragment Box 40 Transfer Position Sorting unit 41 Guide rail 42 Cover member 46T Tapered surface 50 Transfer unit 51 Guide rail 60 Open leg product removal unit 61 Guide 62 Sorting table 63 Side groove 64 Sub-side groove 65 Sub-side groove missing section 69 Open leg product receiving box 71 Optical sensor 72 Piston rod 74 Air Jet Nozzle 76 Compressed Air Pipe 80 Closed Leg Exclusion Section 81 Guide 82 Sorting Table 83 Side Groove 84 Sub Side Groove 85 Sub Side Groove Missing Section 89 Closed Leg Article Box 91 Optical Sensor 92 Piston Rod 94 Air Jet Nozzle 96 Compressed Air Piping 100 Reverse Shot 110 Linear vibration parts feeder 121 Guide plate 1 2 trough Fc 閉脚 defective Fn ferrite core Fo open leg defective P component P 'parts (bad) P "component (bad) Q parts (bad) Q' parts (bad) Q" components (bad)

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-63-216354 (JP, A) JP-A-59-153714 (JP, A) Actually open 63-58768 (JP, U) Actual-open Sho 63- 11533 (JP, U) Actual development 63-13917 (JP, U) (58) Fields investigated (Int.Cl. ⁷ , DB name) B07B 1/00-15/00 B07C 5/00-5/38 H01L 23/50

Claims (8)

(57) [Claims] 1. A single or a plurality of guide rails are formed in a bowl of a torsional vibration parts feeder along a transfer direction, and the cross-sectional shape of the guide rails is selected according to the shape of a defective product to be selected. Change on the downstream side, and the parts are transferred from the upstream side in a posture of straddling the guide rail, and when the cross section change position is reached, the parts are clogged due to the cross section change, and the clog is detected by the part detection means on the downstream side. Then, the air jetting means arranged below the guide rail is actuated to blow the jetted air to the clogging component, and after a predetermined time, the component detecting unit detects that the clogging is not released. The destructing means disposed above is actuated to destroy the clogged component to operate the air ejecting means below and the second air ejecting means disposed one side above the other side. Debris towards you A sorting and arranging device for parts, wherein only non-defective products are guided to the downstream side so as to be excluded. 2. An inverted U-shaped part composed of both legs and a top plate is transferred to a bowl of a torsional vibration parts feeder by straddling a guide rail, and other parts in a non-crossing position are excluded. a transfer position selection section, in the middle of the guide rail, a first guide which connects the guide rail, the first moth
Slit-shaped first side located on each side of the id
A groove facing the first side groove and facing the first guide.
A first sub-groove formed parallel to the first side groove from the upstream side to a predetermined position on the first side groove surface that has a normal shape, and both legs are closed. Although the leg is inserted and transferred into the first side groove and passed therethrough, a leg opening defective part in which both legs are open is transferred by inserting the leg into the first side groove and the first sub side groove. Transfer failure is stopped at the downstream end, or the leg portion is inserted into the first side groove and is transferred, and the leg portion is brought into contact with the first side groove surface at the first auxiliary side groove missing portion, and the transfer is stopped. Sorting table, first leg stop defective detection sensor for detecting the stop of the transfer of defective leg leg components on the sorting part, and defective leg component whose transfer is stopped at the downstream end of the first sub-groove side Open leg parts elimination blowout air piping to blow out and eliminate
A first rod that mechanically breaks the defective leg opening part whose transfer has been stopped in the first sub-groove lacking part, and a jet from below the first side groove for blowing away the broken defective leg opening part. And a second guide connected to the guide rail, and both sides of the second guide.
A slit-shaped second gutter located at , facing the second gutter
A second auxiliary side groove is provided on the side surface of the second guide from the upstream side to a predetermined position in parallel with the second side groove, and a component having a normal shape is transferred by inserting the legs into the second side groove. Pass through, but both legs are closed.
A leg portion is inserted into the side groove and the second sub-side groove and transferred, and the movement is stopped at the downstream end of the second sub-side groove, or the leg portion is inserted into the second side groove and transferred and the second sub-side groove is missing. In the section, the leg is brought into contact with the side surface of the second guide to stop the transfer, and the second leg for detecting the stop of the transfer of the faulty closed leg component on the part with the faulty closed leg selection table.
A transfer stop detection sensor, an open leg product expulsion air pipe for blowing out and removing defective closed leg parts whose transfer has been stopped at the downstream end of the second auxiliary groove, and transfer is stopped at the second auxiliary groove missing portion. A second rod for mechanically destroying a defective closed leg component and a second leg for ejecting air from a lower portion of the second side groove for blowing out and eliminating the defective defective closed leg component. A defective part selection unit is installed in order, and normal-shaped parts are aligned and discharged from the downstream end of the guide rail. 3. A broken piece of a component on either or both of an upstream side of the transfer posture selection section and a lower side of the guide rail,
The device for sorting and arranging parts according to claim 2, wherein an exclusion hole for foreign matter is provided. 4. The linear vibration part feeder for aligning and transferring the parts having a regular shape is connected to the downstream end of the torsional vibration parts feeder.
The device for sorting and arranging parts described in. 5. One or a plurality of guide rails are formed in the bowl of the torsional vibration parts feeder along the transfer direction, and the cross-sectional shape of the guide rails is selected according to the shape of the defective product to be selected. Change on the downstream side, and the parts are transferred from the upstream side in a posture of straddling the guide rail, and when the cross section change position is reached, the parts are clogged due to the cross section change, and the clog is detected by the part detection means on the downstream side. Then, the pushing means arranged below the guide rail is actuated to push the clogging component upward from the guide rail, and the air ejecting means arranged on one side above the other causes the other operation. A device for sorting and arranging parts, characterized in that the defective products are laterally excluded and only non- defective products are guided to the downstream side. 6. A torsion-vibration parts feeder has a bowl in which inverted U-shaped parts composed of both legs and a top plate are laid across a guide rail and transferred, and other parts in a non-crossed position are eliminated. a transfer position selection section, in the middle of the guide rail, a first guide which connects the guide rail, the first moth
Slit-shaped first side located on each side of the id
A groove facing the first side groove and facing the first guide.
A first sub-groove formed parallel to the first side groove from the upstream side to a predetermined position on the first side groove surface that has a normal shape, and both legs are closed. Although the leg is inserted and transferred into the first side groove and passed therethrough, a leg opening defective part in which both legs are open is transferred by inserting the leg into the first side groove and the first sub side groove. Transfer failure is stopped at the downstream end, or the leg part is inserted into the first side groove and transferred, and the leg part is brought into contact with the first side groove surface at the first sub-side groove missing part, and the transfer is stopped. Sorting table, first leg stop defective detection sensor for detecting the stop of the transfer of defective leg leg components on the sorting part, and defective leg component whose transfer is stopped at the downstream end of the first sub-groove side Open leg parts elimination blowout air piping to blow out and eliminate
A first pin that pushes out the defective leg opening part whose transfer is stopped in the first sub-side groove missing part from the lower side of the first side groove and a first extruded component-rejecting blowout air for blowing out the defective defective leg opening part that has been pushed out. Open leg defective component selection section provided with piping, a second guide connected to the guide rail, and slits located on both sides of the second guide .
-Shaped second side groove , the side of the second guide facing the second side groove
A second auxiliary side groove is provided on the surface from the upstream side to a predetermined position in parallel with the second side groove, and a component having a normal shape is inserted into the second side groove and the component is transferred and passed. The defective leg-closed part whose part is likely to be closed is transferred by inserting the leg part into the second side groove and the second sub-side groove, and the transfer is stopped at the downstream end of the second sub-side groove, or the leg part is moved to the second side part. Defective closed-leg parts sorting table in which the legs are brought into contact with the side surface of the second guide in the second sub-groove missing portion to be transferred by being inserted into a side groove, and defective closing-leg defective parts are transferred on the defective closed-leg parts sorting table Second transfer stop detection sensor for detecting the stop of the closed leg, the closed leg article expulsion air pipe for blowing out and rejecting the defective closed leg component whose transfer is stopped at the downstream end of the second sub groove, the second sub groove Poor closing due to transfer stopped at the missing part A second pin that pushes out the product from the lower side of the first side groove and a closed-leg defective component selection section that is provided with a second extruded component-rejecting jet air pipe for blowing out and ejecting the defective defective closed-leg component are sequentially installed. Cage,
A device for sorting and arranging components, wherein components having a normal shape are aligned and discharged from a downstream end of the guide rail. 7. The sorting and aligning of parts according to claim 6, wherein one or both of an upstream side of the transfer attitude selecting section and a lower side of the guide rail are provided with holes for excluding parts such as fragments and foreign matters. apparatus. 8. The vibrating part feeder is a torsional vibrating part feeder, and a linear vibrating part feeder for aligning and transferring parts having a regular shape is connected to the downstream end of the vibrating part feeder. The device for sorting and arranging parts described in.