JP2963315B2 - Slide cover device for machine tools - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a machine tool, such as a machining center, which is disposed between a work table and a work part provided with a spindle at a tip thereof. TECHNICAL FIELD The present invention relates to a slide cover device for a machine tool which prevents scattering and adhesion of splatter.

[0002]

2. Description of the Related Art Conventionally, a processing unit such as a machine tool for cutting a work is provided with a work part provided with a spindle at a tip thereof with respect to a work table so as to be able to advance and retreat. Chips, coolant, etc. have the disadvantage that the working environment deteriorates because they scatter around the entire surface, and some of the scattered chips adhere to the machined part, which has the disadvantage of causing breakdowns. I was

[0003] Therefore, a partition provided with a retractable hole for a working part which can move forward and backward is arranged between the work table and the working part so as to prevent scattering and adhesion to the machine tool body. Such a partition wall is composed of a plurality of slide covers that move up and down like a bellows in accordance with the vertical movement of the working part, or similarly, those that move left and right are each used alone. It is not possible to cope with a complex machine tool in which a machining part such as a machining center moves three-dimensionally, that is, moves back and forth and up and down and left and right.Therefore, it is impossible to take measures to prevent scattering of chips and the like between the work table and the machining part. Was.

In order to slide in the engaged state, the plurality of slide covers require a rail for supporting and guiding the slide cover, and a plurality of covers which engage with the central cover and surround the periphery thereof. All of these members must be engaged and mounted on the front surface of the jig base. Therefore, such mounting work is troublesome, and when inspecting and repairing the machine tool, each member must be sequentially mounted and removed. The workability was poor.

[0005]

[0006]

SUMMARY OF THE INVENTION According to the present invention, a central portion of a partition wall provided with a tool hole for a working part can be used for a complicated operation such as a machining center so that chips and the like scattered from a workpiece can be prevented. It does not reach the work part and falls to the work table side to reduce failures due to the adhesion of chips and improve the work environment, and to install slide covers, dismantle, or maintain machine tools easily. When connecting the processing unit and the slide cover, the connection, detachment and return of the spindle and the tool retracting hole can be freely performed, and the load on the spindle can be eliminated without moving the slide cover by moving the spindle. It is an object of the present invention to provide a slide cover device for a machine tool in which the machining accuracy is maintained.

[0007]

SUMMARY OF THE INVENTION The present invention is based on the above-mentioned prior art and has the following problems, such as failures caused by coolant and chips being scattered and adhering to a processing unit. In consideration of the problems that do not exist, horizontal slide covers are slidably arranged on the upper and lower rails in the upper and lower portions of the rectangular frame, and the vertical slide cover is slidable vertically in the center of the horizontal slide cover. Arranged in
The tool slide hole is provided at the center of the center slide board of the vertical slide cover, and the interlocking mechanism of the processing unit and slide cover is provided. , Slides up, down, left and right in conjunction with each other to completely shield between the work table and the work part, and to solve the above-mentioned disadvantages by allowing chips and the like to fall only on the work table side.
Also, attach the slide cover to the jig base, or
In consideration of maintainability issues including machine tools, horizontal slide covers and
And a rectangular frame with a vertical slide cover attached.
Bed or jig between processing unit and jig base
By attaching it to the base, you can
The integrated slide cover is manufactured separately from the machine tool
And attach / detach the integrated slide cover to machine tools, etc.
By doing so, installation work, maintenance work, etc. are performed.

[0008]

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. Reference numeral 1 denotes a bed on which a slide cover device for a machine tool according to the present invention is installed. A processing unit 3 that supports a jig base 2 having a work table 2a to support the work W, and is movable up, down, left, and right on a bed 1 in front of the jig base 2.
Are installed facing each other.

Reference numeral 4 denotes a slide cover installed between the jig base 2 and the processing unit 3. The frame 5 of the slide cover 4 is formed in a gate shape, and a pair of vertical frames 5a, 5b is provided on both sides. And a horizontal frame between the upper ends of the vertical frames 5a and 5b.
5c, the supporting leg frames 5d, 5e are horizontally protruded inward from the lower ends of the vertical frames 5a, 5b, and the gate frame 5f is straddled between the inner ends of the supporting leg frames 5d, 5e. doing.

Reference numeral 6 denotes an elongated rectangular bar-shaped frame, and the frame 6 is an L-shaped receiving plate 7, 7a fixed to the upper part of the front of the vertical frames 5a, 5b.
It is detachably mounted between them.

Numeral 8 denotes an upper rail which is disposed horizontally in the upper portion of the frame 5 and which has a length and a flat plate shape having substantially the same length as the horizontal frame 5c and which is arranged side by side at intervals in front and rear. Are fixed at predetermined intervals on the upper surfaces of the rails 9, 9a and L-shaped plate-shaped fixed bodies 10, 10a..., And the rising portions 11, 11a of the fixed bodies 10, 10a. Are applied to the rear surface of the horizontal frame 5c, and the upper rail 8 is fixed to the horizontal frame 5c by bolts or the like.

Reference numeral 12 denotes a horizontally long and bent plate-shaped chip guide plate, and the chip guide plate 12 is a fixing member 13 for fixing to the front surface of the portal frame 5f.
The fixing member 13 includes an inclined member 14 extending upward and rearward from an upper edge of the fixing member 13, and a vertical member 15 rising upward from the upper edge of the inclined member 14. It is almost the same size as 5c.

Numeral 16 designates a lower rail which is horizontally arranged at a lower portion in the frame 5, and the lower rail 16 is a rail 9, 9a of the upper rail 8.
Are arranged in parallel with each other, and fixed members 18, 18a are provided at predetermined intervals on the lower surface of the rails 17, 17a, and the fixed members 18, 18a are plate-shaped. Opposing member
19, 19a and a fixing member 20 connecting the opposing members 19, 19a.
Fixing members 18 and 18a are fixed to the lower surfaces of the rails 17 and 17a so that the members 17 and 17a and the opposing members 19 and 19a are orthogonal to each other, and the fixing member 20 is fixed to the front surface of the vertical member 15 of the chip guide plate 12. Then, the lower rail 16 is fixed to the chip guide plate 12, and the inclined member 14 of the chip guide plate 12 is disposed immediately below the lower rail 16.

Reference numeral 21 denotes a main slide board which is disposed so as to be slidable left and right with respect to the upper rail 8 and the lower rail 16.
The main slide board 21 has a plurality of horizontal slide covers 4a.
Of the large board member 22 and the small board member 23
Are integrally connected by fixing portions 24 and 24a.

The large board member 22, which is a main component of the main slide board 21, will be described. Reference numeral 25 designates a central portion of the main slide board 21 near one side of the large board member 22 (small board member 23 side). The opening 25 is formed in a vertically rectangular shape at the center of the housing 26 which is depressed and formed in a vertically rectangular shape.

Numerals 27 and 27a denote elongated rod-shaped stoppers related to vertical sliding. The stoppers 27 and 27a are horizontally disposed near the upper and lower portions of the opening 25 on the front surface of the housing portion 26.

Reference numeral 28 denotes a small board member 23 of the large board member 22.
The receiving plate portion 28 serves as a connecting surface with the receiving plate portion 28, and the receiving plate portion 28 bends and extends one side edge of the large board member 22 forward,
The tip portion is formed by further bending and extending to the small board member 23 side.

Reference numeral 29 denotes an abutment projection projecting forward from the other edge of the large board member 22. The upper end of the abutment 29 is below the upper rail 9, and the lower end is below. Each is set above the rail 17.

Reference numeral 30 denotes a latch plate fixed to the outer surface of the contact projection 29. The latch plate 30 has a front edge that matches the contact projection 29 and a large rear edge. The board member 22 protrudes rearward from the rear surface to form an intrusion prevention portion 31 for chips or the like. A cushioning material 32 made of a synthetic resin is provided on the other end surface of the main slide board 21 near the front of the outer surface of the latch plate 30. Is fixed.

Reference numerals 33 and 33a denote rail clamping plates fixed near the upper and lower two corners on the other side of the rear surface of the large board member 22, and the rail clamping plates 33 and 33a are steps having a step at a substantially central portion. The upper rail sandwiching plate 33 has an upper end corresponding to the upper edge of the large board member 22, and the lower rail sandwiching plate 33a has a lower end corresponding to the lower edge of the large board member 22, respectively. At the same time, an upper opening rail groove portion 34 is formed between the upper rail holding plate 33 and the large board member 22, and a lower opening rail groove portion 34a is formed between the lower rail holding plate 33a and the large board member 22, respectively. The rail grooves 34 and 34a are fitted into the rail 9 of the upper rail 8 and the rail 17 of the lower rail 16, respectively.

Reference numerals 35 and 35a denote rail sandwiching plates disposed at the upper and lower portions of the accommodation portion 26 near the upper and lower two corners on one side of the rear surface of the large board member 22, and the rail sandwiching plates 35 and 35a are substantially at the center. It is formed in the shape of a stepped flat plate having a stepped portion, and the stepped portion is fixed so as to be in contact with the corner of the accommodating portion 26, and the upper end of the rail clamping plate 35 has a large board member 22. At the upper edge of the lower rail holding plate 35a, the lower end is made to correspond to the lower edge of the large board member 22, respectively, and the upper rail holding plate 35, the large board member 22 and the accommodation portion 26 are opened upward. The lower rail holding portion 35a, the large board member 22, and the housing portion 26 form a lower opening rail groove portion 36a, respectively, and the rail groove portions 36, 36a have the same width as the rail groove portions 34, 34a. The rail grooves 36 and 36a have the same depth, and the rail grooves 36 and 36a are formed by the rails 9 of the upper rail 8 and the lower rail 16. Forms as fit respectively to 17.

Reference numerals 37 and 37a denote L-shaped sliding members made of synthetic resin. The L-shaped sliding members 37 and 37a are provided in the respective rail groove portions 34, 34a,.
They are provided so as to be located on both sides of the rail 9 and the rail 17 within 36 and 36a.

Next, the small board member 23 which is a main component of the main slide board 21 will be described.
Is a connecting surface of the small board member 23 with the large board member 22, and is a contact portion of the large board member 22 to the receiving plate portion 28.
39 is formed so as to protrude forward from the other side of the small board member 23.

Reference numeral 40 denotes an abutting projection projecting forward from one side edge of the small board member 23. The upper end of the abutting projection 40 is below the rail 9 and the lower end is above the rail 17. Are set respectively.

Reference numeral 41 denotes a latch plate fixed to the outer surface of the contact projection 40. The latch plate 41 has a front end edge that matches that of the contact projection 40 and a rear end edge that is small. The board member 23 is formed to protrude rearward from the rear surface to form an intrusion prevention portion 42 for cutting chips or the like. Is fixed.

Numerals 43, 43a... Are rail clamping plates fixed in the vicinity of four corners on the rear surface of the small board member 23 in the same manner as the rail clamping plates 33, 33a of the large board member 22.
Are formed in the shape of a stepped plate having a step at a substantially central portion, and rail groove portions 44, 44a are formed by the rail sandwiching plates 43, 43a and the small board member 23, and each rail groove portion 44 is formed. , 44a are opposed to each other and have the same width and depth as the rail grooves 34, 34a of the large board member 22. The rail grooves 44, 44a are formed in the upper rails. 8 and 9 on the lower rail 16 and the lower rail 16, respectively.

Next, the fixing portions 24 and 24a for connecting the large board member 22 and the small board member 23 in the main slide board 21 will be described.
Fixed parts 24, 24a fixed to the end face of the small board member 23 side of
A drop bar holder 47 is fixedly mounted above the fitting tube 46 on the other side of the small board member 23 on the side of the large board member 22, and the drop bar holder 47 is provided.
A drop rod 48 is inserted and inserted into the lower end of the drop rod 48.
The main slide board 21 is formed by connecting the large board member 22 and the small board member 23 integrally by inserting them into the main board 46.

Reference numerals 49, 49a denote sub-slide boards which are disposed behind both ends of the main slide board 21 and correspond to a part of the horizontal slide cover 4a.
a has substantially the same configuration as the small board member 23 of the main slide board 21, and one sub-slide board 49 and the other sub-slide board 49a are bilaterally symmetrical. Has a locking projection 50
Abutment projections 51 are provided on the outer edge,
The upper end is set below the rail holding plate 33 above the main slide board 21, and the lower end is set above the lower rail holding plate 33a.

The contact projection 51 has an upper end set below the rear rail 9a of the upper rail 8 and a lower end set above the rear rail 17a of the lower rail 16, and has a main slide board on the inner surface. Along with fixing the cushioning material 52 made of synthetic resin corresponding to the cushioning materials 32, 32a of 21,
A cushioning material 52a is fixed to the outer surface or one of the inner surfaces of the vertical frames 5a, 5b, and a locking plate 53 fixed to the outer surface of the contact protrusion 51 has a front end edge at the contact protrusion 51. And the rear edge protrudes rearward from the rear surface of the sub-slide boards 49, 49a to form a cut-in prevention portion 54.

Also, rail holding plates 55, 55a,... Are fixed near the four corners on the rear surface of each sub-slide board 49, 49a, and the rail holding plates 55, 55a. 56, 56a ... and each rail groove 56,
L-shaped sliding members 37, 37a are opposed to each other in 56a, and the rail groove portions 56, 56a are formed by the rails 9a and the lower rail 16 of the upper rail 8.
The rails 17a are respectively fitted to the rails 17a.

Reference numeral 58 denotes a back cover fixed to the rear portion of the frame 5, the width of the back cover 58 is shorter than the length of the horizontal frame 5c, an opening 59 is formed at the center, and Right-angle cutouts 60 and 60a are provided at the two corners, and projecting plates 61 and 61a are formed rearward from both sides to form a back cover 58, and an opening is formed.
A projecting wall 62 is provided on the front side of the peripheral edge of 59, and the notches 60, 60a
The horizontal portion of the edge portion is set so as to be along the lower edge portion of the inclined member 14 of the chip guide plate 12, the vertical portion is set along the outer edge portion of the gate form 5f, and the upper edge portion of the back cover 58. Is set above the horizontal frame 5c.

The opening 59 has a vertical dimension shorter than that of the main slide board 21 and a horizontal dimension of the main slide board 21.
It is slightly longer than that of.

Reference numeral 63 denotes a hooking projection having a wiper function, which will be described later, provided on the rear surface of the main slide board 21 and the sub-slide boards 49 and 49a. Sub slide board
A vertically long wiper fixing portion 64 fixed to the vicinity of the inner edge of the rear surface of each of 49 and 49a and a vertically long flat plate-like fixing plate 65 having the same length as the wiper fixing portion 64 are used to separate the rubber wiper 66. The wiper function part 67 at the tip of the wiper 66
Is a tongue-shaped back cover 58 and sub-slide board 4.
9, 49a are pressed against the front surface, and the rear end protrudes inward from the wiper fixing portion 64 and the fixing plate 65.

Incidentally, between the leading edge of the intrusion prevention portion 54 on the sub slide board 49, 49a and the front surface of the back cover 58, the leading edge of the intrusion prevention portion 31, 42 on the main slide board 21 and the sub slide board 49, 49a. Between the front surface, between the front edge of the protruding wall 62 of the back cover 58 and the rear surface of the sub-slide boards 49 and 49a, and the locking protrusions on the sub-slide boards 49 and 49a.
A very narrow gap is formed between the leading edge of the main slide board 50 and the rear surface of the main slide board 21, and both end sides of the main slide board 21 and inner end sides of the sub slide boards 49 and 49a overlap each other. ing.

Reference numerals 68 and 68a denote vertically long L-shaped plate-like holding plates fixed to the accommodation portions 26 on both sides of the opening 25 of the main slide board 21, and the holding plates 68 and 68a are respectively provided at upper and lower ends. The control plates 69 and 69a are fixedly mounted on the
The support pillars 70, 70a for accommodating and supporting the U-shaped vertical slide cover 4b are formed by 8, 68a and the accommodating portion 26.

... are vertically elongated dividing plates provided in the support columns 70, 70a, and the dividing plates 71, 71a are provided with ridges 72 in the center and longitudinal direction of the elongated rectangular plate. One partition plate 71 is disposed on the holding plates 68, 68a side of the support columns 70, 70a so that the ridges 72 face rearward, and the remaining three partition plates 71 are provided.
a, 71b, 71c are superposed in such a manner as to face the above-mentioned dividing plate 71, and are arranged on the side of the accommodating portion 26 of the support pillars 70, 70a having the inner surfaces, and the gap between the dividing plates 71, 71a,. Protruding part 72
The opening 25 side is formed as slide grooves 73, 73a..., And a fitting plate 74 having the same thickness as the width of the spacing portion is provided at the opposite spacing portion.
74a are fitted, and guide members 7 are provided on the opening sides of the support columns 70 and 70a.
5, 75a.

Reference numeral 76 denotes a vertically elongated rectangular central slide board provided in the opening 25 so as to be fitted into the frontmost slide groove 74. The central slide board 76 corresponds to a part of the plurality of vertical slide covers 4b. And the thickness is the frontmost slide groove
It is slightly thinner than the width of 74, and at the center of such a central slide board 76, a tool emergence hole 77 is penetrated,
On the back side, on the upper and lower parts of the tool indentation hole 77, hooking ridges 78, 78
With the a as the rear surface, the locking ridges 79 and 79a are horizontally arranged at the upper and lower ends, respectively, and the both ends of the center slide board 76 are fitted into the slide grooves 74, and the center slide board 76 is slid up and down. It is free.

Reference numerals 80 and 80a denote upper slide boards having the same width as the central slide board 76 and corresponding to a part of the vertical slide cover 4b. The thickness of the upper slide boards 80 and 80a is the middle and the last slide groove 73a. , 73b, and the upper slide boards 80, 80a are horizontally provided with locking ridges 81, 81a at the upper and lower ends on the rear surface thereof and stoppers 82 slightly above the lower end on the front surface, respectively. The lower end of the upper slide board 80 is positioned in the middle slide groove 73a.
The upper slide boards 80, 80a are vertically slidable by fitting both end portions of the upper slide boards 80a into the rearmost slide grooves 73b, respectively.

Also, the upper slide board 80 located below
The stopper 82 is a locking ridge 78, 79 above the tool hole 77.
Between the stoppers 82 of the upper slide board 80a located above, the stoppers 82, 81a of the upper slide board 80 located below, and the stopper 27 above the opening 25 is provided with the upper slide board 80a located above. Are arranged between the locking ridges 81 and 81a, respectively.

Reference numerals 83, 83a denote lower slide boards which are vertically symmetrical with the upper slide boards 80, 80a and correspond to a part of the vertical slide cover 4b. , 84a are horizontally disposed slightly below the upper end of the front surface of the lower slide board 83.
The two side ends of a are fitted into the rearmost slide grooves 74b, respectively, so that the lower slide boards 83, 83a can be slid up and down.

Also, the lower slide board 83 located above
The stopper 85 is a locking ridge 78a below the tool retracting hole 77,
Between 79a, the stopper 85 of the lower slide board 83a located below is located between the locking ridges 84, 84a of the lower slide board 83 located above, and the stopper 27a below the opening 25 is located at the lower slide board located below. 83a locking ridge 84,
84a are located between them.

Reference numeral 86 denotes an upper cover. The upper cover 86 has the same width as the back cover 58. A short rear hanging plate 88 is formed on the rear end edge of the top plate 87, and the upper cover 86 is formed on the front end edge. Forms a long front hanging plate 89, side plates 90 and 90a are arranged on both sides to form an upper cover 86, and a lower end of the rear hanging plate 88 contacts an upper end of the back cover 58. At the same time, the back cover 58 is screwed and fixed to the mounting plate 91 fixed to the inner surface of the lower end portion of the rear hanging plate 88, and the lower end of the front hanging plate 89 is horizontally mounted on the front of the vertical frames 5a and 5b. The side plates 90, 90a are notched at positions corresponding to the horizontal frame 5c and the upper rail 8.

The frame 6 and the L-shaped receiving plates 7 and 7a are upper covers.
The frame 6 and the L-shaped receiving plates 7 and 7a may be omitted as long as the upper cover 86 can be fixed by other means.

Reference numeral 92 denotes a positioning plate provided at an intermediate portion in the upper cover 86. The positioning plate 92 is composed of vertical portions 93 arranged vertically.
The upper vertical portion 93 has an upper end fixed to the back surface of the top plate 87, and the lower vertical wall portion 93a has a horizontal frame 5c formed by integrally forming an inclined step portion 94 formed between the vertical portion 93a and the vertical portions 93 and 93a. The lower end is bent downward and forward while being in contact with the front surface.

As described above, each of the plurality of horizontal slide covers 4a
The ends of the vertical slide cover 4b are formed in an L-shape so as to be engaged with each other, and run along the guide rails 75, 75a of the upper and lower rails 8, 16 and the support columns 70, 70a, thereby interlockingly sliding. It can be superposed freely in a laminated state.

Next, the interlocking mechanism 108 of the slide cover 4 provided on the front surface of the work part 97 which can move forward and backward and can move up and down and left and right with respect to the work table 2a in the machining unit 3 such as a machining center and a machine tool will be described. On the left and right slide table 98 mounted on the bed 1 and movable in the X direction in the processing unit 3, the Y is orthogonal to the X direction.
A work table 97 is provided so as to be movable up and down in a vertical Z direction with respect to a column 100 on the table 99, and a spindle head 97a of the work unit 97 is provided. A spindle 97b, which has a tool attached to its tip and is driven to rotate, is journalled.

The main slide board 21 is connected to the left and right slide tables 98 via connecting bodies 101 and 101a provided below the rear surface of the main slide board 21 so that the main slide board 21 and the sub The slide boards 49 and 49a slide left and right in conjunction with each other, and
Slide bearing 10 on the side of spindle head 97a
2 and a guide shaft 103 is fixed to the rear surface of the center slide board 76, and the guide shaft 103 is parallel to the direction of movement of the work table 2a.
Is inserted into the slide bearing 102 so that
, 83, 83a... Are moved up and down in conjunction with the vertical movement of the work part 97, and the front end of the work part 97 slides in the center by the reciprocation of the work part 97. It is designed to be inserted through the tool insertion hole 77 of the board 76 and to enter and exit.

In the machining unit 3 shown in FIG. 38, an L-shaped plate-shaped bracket 102a is fixed on the front surface of the work portion 97, and a slide bearing 102 is fixed on the rear surface of the front end of the bracket 102a. A guide shaft 103 fixed to the rear surface of the center slide board 76 is inserted into the slide bearing 102.

The latching projections 50 of the sub-slide boards 49, 49a, the main slide board 21, and the sub-slide board
The hooking projections 63 of 49 and 49a are respectively arranged in the above-described form, but for example, as shown in FIGS. 33 and 34, in the hooking projection 50, the front ends of the inner ends of the sub-slide boards 49 and 49a are provided. In the hooking projection 63, U-shaped wiper housing portions 104 are formed at both ends of the main slide board 21 and rear ends of the outer ends of the sub slide boards 49 and 49a, respectively.
The wiper 105 is fitted into the
Caulking to secure the wiper 105
50 and a hooking projection 63.

The cross-sectional shape of the wiper 105 is formed in a substantially F-shape with a large thickness, and the wiper function portion 107 having a wedge-shaped cross section facing the fitting portion 106 into the wiper accommodating portion 104 has a rounded tip. At the same time, the rear surface of the main slide board 21, the sub-slide boards 49, 49a and the front surface of the back cover 58 are respectively brought into contact with each other, and cushion materials 32, 32a are fixed to both end faces of the main slide board 21. A hooking plate 53 is fixed to the outer end surfaces of the sub-slide boards 49 and 49a, and a cushion member 52 is fixed to the inner surface of the hooking plate 53.

Further, in the interlocking of the processing unit 3 and the slide cover 4 in the above embodiment, the connecting bodies 101, 101a,
Slide bearing 102, bracket 102a and guide shaft
Although the interlocking mechanism 108 using the 103 has been described, it may be configured as shown in FIGS. 39 to 41 described below.

Reference numeral 109 denotes a bracket fixed to the jig base 2 on the front side of the left and right slide table 98, and a vertically long link bar 110 is vertically connected to the bracket 109 in the Z direction. A rail 111 is mounted on the upper part of 5c, and a bracket 112 guided by the rail 111 is connected to an upper part of the link bar 110 to prevent the link bar 110 from falling in the Y direction.

The link bar 110 and the main slide board 21 in the slide board which moves in the lateral direction are brackets.
A slide block 115 containing a roller 114 is attached to the link bar 110, and the slide block 115 can be moved only in the Z direction by the roller 114.

Reference numeral 116 denotes a slide block fixed to the spindle head 97a of the work part 97 and having rollers 117, 117a built therein. The pilot bar 118 is inserted through the slide block 116, and the tip of the pilot bar 118 is connected to the slide block. 115, and transmits the Z-direction movement to the slide cover 4 side while corresponding to the Y-direction advance and retreat of the processing unit 3, and a part of the transmission action is performed by the slide bearing 102 and the guide shaft 103 in the first embodiment. The guide shaft 103 and the pilot bar 118 can be moved in the Z direction while keeping the guide shaft 103 and the pilot bar 118 horizontal.

Reference numeral 119 denotes an arm fixed to a slide block 115 attached to the link bar 110 so as to be movable in the Z direction. The tip of the arm 119 is connected to a bracket 120 protruding from the center slide board 76 of the main slide board 21. In this case, the central slide board 76 can be freely moved in the Z direction in accordance with the vertical movement of the slide block 115.

Each member of the frame 5 is formed by a square pipe, a supply port 121 for supplying a coolant to the inside of the support leg frame 5d is attached, and a pipe connected to an upper portion of the vertical frame 5b.
The tip of 122 is introduced into the jig base 2 and connected to a nozzle 123 which is a coolant outlet.

Further, in the structure of the center slide board 76 provided with the tool retracting hole 77 attached to the main slide board 21, the upper slide boards 80 and 80a, and the lower slide boards 83 and 83a, the inside of the frame 5 is different from that of the first embodiment. The second embodiment is not limited to a configuration in which it is movable up and down, or a configuration in which a center slide board 76 corresponding to the uppermost slide board is movable up and down as in the second embodiment.
A guide configuration in which rails for supporting each member as described below may be eliminated.

First, the second embodiment shown in FIGS. 39 to 41 will be described. A guide in which slide grooves 73, 73a... Are formed in a main slide board 21 located at the center of a plurality of horizontal slide covers 4a. The support columns 70, 70a to which the members 75, 75a are attached are fixed, and the plurality of stacked vertical slide boards 130, 131, 132, 133 are fixed by the support columns 70, 70a.
Are movably supported in the vertical direction.

The vertical slide boards 130, 131, 132,
The basic configuration of 133 is similar to the configuration of the slide grooves 73, 73a... And the lower slide boards 83, 83a, but does not have the upper slide boards 80, 80a in the first embodiment, and the uppermost vertical slide board. In addition to forming the tool retracting hole 77 on the board 133, the entire height is integrally extended to substantially the same height as the hooking projection 50 and the like, and the vertical slide board 133 projects upward from the hooking projection 50 at the time of upward movement, Below is a vertical slide board 130, 131
, 132 are sequentially connected.

The vertical slide boards 130, 131, 132,
133 has an L-shaped end similarly to that of the first embodiment, and is engaged so that it can be interlocked and freely overlapped.

The link bar 110 in the above embodiment is connected to the center slide board 76 in the horizontal direction, the first slide block 115 is connected to the horizontal slide cover 4a, and the vertical slide cover 4b is connected via the link bar 110. It is also possible to operate the horizontal slide cover 4a in conjunction with the first slide block 115.

Next, the vertical slide cover 4b according to the third embodiment shown in FIG. 42 and subsequent figures will be described. Reference numeral 140 denotes a main slide board located at the center of the horizontal slide cover 4a. An opening 141 is opened in the center of the board, and the main slide board 14
A short spare stopper 142 is fixed to the upper rear surface of the main slide board 140, and a short protrusion 143 with a short damper is detachably attached to the lower rear surface of the main slide board 140.

Reference numerals 144 and 144a denote guide columns detachably mounted on both sides of the rear surface of the main slide board 140.
Each of the plates 144, 144a is obtained by superimposing five laminated plate members 145, 145a,..., And is sequentially elongated from the first plate member 145 in contact with the main slide board 140 side to the fifth plate member 145d on the rear side. Are formed. For example, the first slide groove 146 comprises a pair of U-shaped grooves formed on both sides formed by a main slide board 140 and two plate members 145, 145a.

Reference numeral 147 denotes a first slide board incorporated in the main slide board 140.
An opening 148 is opened in the center of the first slide board 14
7, a short spare stopper 149 is fixed on the upper rear surface, and a short protrusion 150 with a damper is detachably mounted on the lower rear surface of the first slide board 147.

The second and third slide boards 151 and 152 incorporated in the main slide board 140 have similar shapes with a dimensional difference from the first slide board 147, and each has an opening 15 respectively.
3, 154, spare stoppers 155, 156 and locking ridge 157
, 158 are provided.

Reference numeral 159 denotes a center slide board incorporated in the main slide board 140.
Is a vertically long rectangular material, and a tool projecting hole 77 is provided at the center thereof, and a lifting ridge 160 with a damper is projected at a position above the tool projecting hole 77 in front of the center slide board 159,
The projecting amount is a plurality of first, second and third slide boards.
147, 151, and 152 have a protruding length on which they can be placed.

Next, the operation of the slide cover device for a machine tool according to the present invention will be described. The jig base 2 and the work base 2 are processed so that the spindle 97b of the work unit 3 is located at the front of the tool hole 77 of the slide cover 4. With the unit 3 and the slide cover 4 installed, a column for processing the work W installed on the work table 2a of the jig base 2 is provided.
The workpiece W is moved forward in the Y direction, and the workpiece W is machined with the tool at the tip of the spindle 97b inserted through the tool projecting hole 77.

When the machining unit 3 is moved in the X direction by the left and right slide tables 98, the main slide board 21 is linked to the bracket 109 and link bar 110 connected to the left and right slide tables 98 and the bracket 113 connected to the main slide board 21. Are synchronously moved in the X direction, and by the movement of the spindle 97b in the Z direction, the slide block 115 is moved up and down along the link bar 110 in synchronization with the spindle 97b via a slide block 116 and a pilot bar 118 which can be adjusted in the Y direction. Move and slide block 11
The central slide board 76 is moved in conjunction with the spindle 97b via the arm 119 and the bracket 120 connected to the terminal 5.

When the slide block 11 is moved in the X direction,
5 also follows, and the other slide boards are interlocked without leaving a gap by the X-direction movement of the main slide board 21 and the Z-direction movement of the center slide board 76.

Next, when the main slide board 21 slides from the state shown in FIG. 29 (b) to the state shown in FIG. 29 (c) in the horizontal slide cover 4a which moves left and right, the sub slide board 49a in the traveling direction is The cushion material 32a fixed to the contact protrusion 40 provided on the end face of the main slide board 21 came into contact with the cushion material 52 fixed to the contact protrusion 51 while gradually hiding behind the main slide board 21. Thereafter, the sub-slide board 49a slides following in the same direction in a state where the whole is hidden behind the main slide board 21, and then the sub-slide board 49 on the opposite side is attached to the hooking projection 50 of the main slide board 21. One of the hooking projections 63 abuts and engages and slides in the same direction.

On the other hand, the main slide board 21 is
When sliding from the state of (c) to the state of FIG. 29 (b), the sub-slide board 49 on the traveling direction side is gradually hidden behind the main slide board 21 and the cushion material fixed to the contact protrusion 51 is provided. After the cushion material 32 fixed to the contact protrusion 29 provided on the end surface of the main slide board 21 abuts on the sub slide board 49, the sub slide board 49 becomes the main slide board.
The sub-slide board 49a on the opposite side slides in the same direction in a state in which the whole of the sub-slide board 21a is hidden behind the rear of the main slide board 21. Stop and slide in the same direction.

The main slide board 21 and the sub-slide boards 49 and 49a are provided with cutting chips adhered to the front faces of the sub-slide boards 49 and 49a and the front face of the back cover 58 by the wiper function 67 of the hooking projection 63 provided on the rear face. Slide while wiping off.

In another embodiment, the sub-slide boards 49 and 49a slide while wiping and removing chips and the like adhered to the rear surface of the main slide board 21 by the wiper function section 107 of the latching projection 50.

Next, when the center slide board 76 slides upward from the lowermost part, the locking ridge 78 of the center slide board 76 comes into contact with the stopper 82 of the upper slide board 80 located at the bottom of the two pieces, and The slide board 80 slides upward with the slide board 80 hidden behind the center slide board 76, and the locking ridge 79a of the center slide board 76 contacts the stopper 85 of the lower slide board 83 located above the two slide boards. The lower slide board 83 slides upward following the hook.

When the center slide board 76 continues to slide upward, the upper slide board 80a, which is located above the two slide boards, slides upward in the same manner as the relation between the center slide board 76 and the upper slide board 80. In addition, the lower slide board 83a located at the lower of the two sheets also slides upward in the same manner.

Then, the locking ridge 81 of the upper slide board 80a contacts the stopper 27 above the opening 25, or the locking ridge 84a of the lower slide board 83a contacts the stopper 27a below the opening 25. The upper slide boards 80 and 80a can be slid up to the upper part of the storage section 26 in this state, and the central slide board can be slid.
76Hide behind the upper part and lower slide board 83, 83
a is exposed stepwise at the opening 25.

Next, when the center slide board 76 slides downward from the uppermost part, the upper slide boards 80 and 80a and the lower slide boards 83 and 83a slide downward in the same state as the center slide board 76 slides. Then, the locking ridge 81a of the upper slide board 80a abuts on the stopper 27 above the opening 25 to stop the upper slide board 80a, and the locking ridge 84 of the lower slide board 83a lowers. The lower slide board 83a stops by abutting on the stopper 27a below the opening 25.

Subsequently, the locking ridges 81a of the lower upper slide board 80 abut against the stoppers 82 of the stopped upper slide board 80a, and the upper slide board 80 stops, and the upper lower slide board 80 stops. The slide ridge 84 of the 83 is stopped by the stopper 85 of the lower slide board 83a in a stopped state, the lower slide board 83 is stopped, and the slide ridge 78a of the center slide board 76 is stopped. The slide can be slid downward until it comes into contact with the stopper 85 of the 83 or the locking ridge 79 of the central slide board 76 contacts the stopper 82 of the upper slide board 80.

The upper slide boards 80, 80a are exposed stepwise at the opening 25, and the lower slide boards 83, 83a are superposed at the lower part of the housing part 26 and hidden behind the lower part of the central slide board 76. .

The center slide board 76 slides up and down while the main slide board 21 slides left and right, so that the tool slide hole 77 of the center slide board 76 can be moved obliquely.

Further, at the time of machining the workpiece W by the tool of the spindle 97b, a coolant is supplied from a supply port 121 provided on the machining unit 3 side of the frame 5, flows through the inside of the frame 5, and flows through the pipe 122 on the upper portion of the frame 5. The coolant is ejected from the nozzle 123 to the work W via the nozzle 123.

Further, in the operation of the vertical slide cover 4b of the third embodiment, the lifting ridge 160 fixed to the center slide board 159 to be moved upward is provided by the third slide board 152, the second slide board 151, and the first slide board 151. The slide board 147 is sequentially moved upward to raise the vertical slide cover 4b, so that the first slide board 147, the second slide board 151, and the third slide board 152 at the time of lowering fall by their own weights, and
The lower end of the center slide board 159 is forcibly lowered to the locking projection 158 of the slide board 152.

[0084]

In summary, the present invention is provided on the bed 1.
The jig base 2 supporting the work W and the bed 1
Between the processing unit 3 movable in three axial directions of the left and right vertical before and after machining the workpiece W is provided, wherein the spindle head 97a of the processing unit 3 is inserted to be movable in the front-rear direction horizontally and below the processing unit 3 In a slide cover device for a machine tool provided with a horizontal slide cover 4a and a vertical slide cover 4b which slide in the left and right direction and the up and down direction in accordance with the movement in the direction to prevent coolant and chips from scattering to the processing unit 3 side. Since the horizontal slide cover 4a and the vertical slide cover 4b are provided so as to be slidable in the horizontal direction and the vertical direction , the horizontal slide cover 4a has a rectangular shape.
Guided and supported by the frame 5 for smooth horizontal movement
I can do it. In addition, the frame 5 is arranged between the processing unit 3 and the jig base 2 and the bed 5
1 or the jig base 2, the slide cover 4 can be individually formed separately from the jig base 2 and the processing unit 3 independently of the jig base 2 and the processing unit 3. Further, since the slide cover 4 formed as a separate body has a mounting structure in the frame 5, the slide cover 4 integrated with the processing unit 3 is attached to the processing unit 3 so that the processing unit 3 and the slide cover can be mounted. 4 can be easily attached, and the slide cover 4 can also be used for maintenance work such as inspection and repair of the processing unit 3 or the slide cover 4.
Can be removed from between the jig base 2 and the processing unit 3 for each frame 5 to perform the work outside the machine , so that such maintenance work can be performed easily, and the slide cover 4 can be removed after the work is completed. 3 can be easily re-installed as in the case of the initial installation. Also,
The ride cover 4 is independent of the processing unit 3
Thus, versatility can be improved.

Further, the tool slide hole 76 is provided in the center slide board 76 of the vertical slide cover 4b so that the processing unit 3 can be inserted and slid according to the movement of the processing unit 3, so that the jig base 2 and the processing unit Since there is no specific structure relating to the structure of 3 and the tool slide hole 77 for inserting the working part 97 necessary for the machining work between them is only provided in the center slide board 76, When the slide cover 4 is attached to or removed from the jig base 2 and the processing unit 3 for each frame 5, the relation between the jig base 2, the processing unit 3 and the slide cover 4 is a tool. It is only necessary to insert the spindle head 97a of the work part 97 into the recess hole 77, and the initial mounting work and maintenance work can be easily performed.

The horizontal slide cover 4a and the vertical slide
The ride cover 4b is made of a plurality of
Slide boards (21, 49, 49a), (76, 8)
0, 80a, 83, 83a, 130, 131, 132,
133), the horizontal slide cover 4a and the vertical slide cover 4a
Slide one slide board of the slide cover 4b
To one of the slide boards
Center slide board 76 (or main slide board)
A pair of guide members 75,75a 21), the pair
The other slide board to the guide members 75, 75a of
Guide to be movable in the direction perpendicular to one slide board
And the center slide board of this other slide board
(Main slide board 21 or center slide board 7
6) The processing unit 3 is inserted so as to be movable in the front-rear direction.
The horizontal slide cover
In the configuration of 4a and vertical slide cover 4b, whereas
A pair of guide members 7 on the slide board located at the center of
By providing 5, 75a, the total movement of both can be achieved .

The main slide board 21 and the sub slide boards 49 and 49a are arranged on the upper and lower rails 8 and 16 which are horizontally arranged in the frame 5, and an opening 25 is formed in the center of the main slide board 21. With hooks 63 on the rear side of both sides
The sub-slide boards 49 and 49a are arranged behind both ends of the main slide board 21 and the inner ends overlap with the both ends of the main slide board 21. 50, the contact protrusions 51 are provided on the front surface of the outer end, respectively, so that both end surfaces of the main slide board 21 contact the contact protrusions 51 of the sub slide boards 49 and 49a, or the main slide board 21 Hook protrusion 63 and sub slide board 4
9 and 49a, the abutment projection 50 abuts on the sub slide board 49, following the main slide board 21.
49a slides left and right so that a large opening formed in the frame 5 can always be shielded, the amount of sliding of the main slide board 21 in the left and right direction can be enlarged, and the main slide board 21 and the sub slide board 49 can be extended. , 49a, there is no gap between the main slide board 21
Since 63 has a wiper function, intrusion of chips and the like from the gap can be prevented.

Also, on both sides of the opening 25 of the main slide board 21, vertical slide grooves 73, 73a,.
A central slide board 76, upper slide boards 80, 80a, and lower slide board 83 are provided in the slide grooves 73, 73a,.
83a… is arranged, the tool slide hole 77 penetrates through the central slide board 76, and a pair of locking projections
Horizontally arrange 78, 79, 78a, 79a and upper slide board
, 80 and 80a and the lower slide boards 83 and 83a are provided with a pair of locking ridges 81, 81a, 84 and 84a on the rear surface and stoppers 82 and 85 on the front surface, respectively.
76, each of the locking ridges 78, 79, 78a, 79a, 81 of the upper slide boards 80, 80a ... and the lower slide boards 83, 83a ...
81a, 84, 84a and stoppers 82, 85 abut against each other, and the upper slide board 80, 80a and the lower slide board 83, 83a slide up and down sequentially, so that the opening 25 of the main slide board 21 can always be shielded. At the same time, the amount of vertical slide of the central slide board 76 can be increased, and the upper slide boards 80 and 80a and the lower slide boards 83 and 83a are laminated on the upper and lower sides of the central slide board 76, so that the upper To vertical slide cover
The vertical slide cover 4b can have a compact configuration without a part of the vertical slide cover 4b protruding.

Then, the main slide board 21
The left and right slides of the sub slide boards 49 and 49a and the up and down slides of the center slide board 76, the upper slide boards 80 and 80a... And the lower slide boards 83 and 83a. Since it can be moved, it is possible to cope with the XZ combined movement of the work part 97 in the processing unit 3 in an oblique direction.

Thus, the guide shaft 103 fixed to the rear surface of the center slide board 76 is inserted into the slide bearing 102 provided on the side of the work part 97 which can freely move up and down and left and right with respect to the work table 2a. The interlocking mechanism 108 allows each board to slide in the vertical and horizontal directions without any gaps between adjacent boards in accordance with the vertical, horizontal and diagonal movements of the work unit 97, as well as the tool exit hole 77. Since only the spindle 97b, which is the tip of the work part 97, protrudes and retracts, chips and the like do not fly to the machining unit 3 body side and the work table
2a side, thereby preventing the chip from adhering to the main body of the processing unit 3 and preventing the processing unit 3 from being broken due to the adhesion of the chip, and the chip falls only to the work table 2a side. Therefore, a simple means of additionally arranging a slide cover 4 which is a simple partition in the form of a partition on both sides of such a portion,
Scattering of chips to the surroundings can be prevented, and the working environment can be improved.

Also, a plurality of horizontal slide covers are provided on the frame 5.
The main slide board 140 of the horizontal slide cover 4a is provided with an opening 141, and guide posts 144 are provided on both sides of the rear surface of the main slide board 140.
, 144a are fixedly provided with slide grooves 146, 146a..., And a plurality of first, second, and third slide boards 147, 151, 152 and a center slide board 15 are provided in the slide grooves 146, 146a.
9 has been fitted, the first, second and third slide boards 14
7, 151, 152 and the center slide board 159 are eliminated to form a sliding contact state, and the first, second, and third slide boards 147, 151, 152, the center slide board 159 and the guide pillars 144, 144 a are combined. The guide pillars 144, 14 are made to have the same thickness
4a can be of a simple structure, so that complicated rails are not required as in the first embodiment, the production cost can be reduced, and cuttings and the like hardly enter due to sliding contact. The thickness of the slide cover 4 itself can be reduced without the need for a wiper.

The first, second, and third slide boards 147
, 151, 152, openings 148, 153, 154 are opened, and first, second, and third slide boards 147, 151, 15 are provided.
At the lower end of 2, locking projections 150, 157, 158 are fixed, and a tool slide hole 77 is formed in the center slide board 159, and a lifting projection is formed on the front side of the center slide board 159 above the tool slide hole 77. 160, the openings 148, 153, 15 of the first, second, and third slide boards 147, 151, 152 are provided.
The first, second, and third slide boards 147, 151, and 152 can be sequentially moved upward by a lifting ridge 160 protruding from the first slide board 4, and the first, second, and third slide boards 147, 151, and 15 can be moved.
The locking ridges 150, 157, 158 fixed to the lower end of 2 can be reliably linked to the downward movement of the central slide board 159.

The main slide board 140 and the first,
Since the preliminary stoppers 142, 149, 155, 156 protrude from the upper rear surfaces of the second and third slide boards 147, 151, 152, the main slide board 140, the first, second, and third slide boards 147, 151, 152 and center slide board 159
Even if the swarf is adhered by the intrusion of chips, the first, second, and third slide boards 147, which are moved upward by the lifting ridge 160,
151, 152 and the center slide board 159, the upper end of the first slide board 147 collides with the spare stopper 142 of the main slide board 140, and the same action occurs sequentially, so that the first, second and second slide covers 4b of the vertical slide cover 4b. The three slide boards 147, 151, 152 and the center slide board 159 can be vertically slid and stacked.

Further, the chip guide plate 12 having the downward and forward inclined members 14 is disposed immediately below the lower rail 16 provided on the frame 5, so that the lower rail 16 is provided with the rails 17 and 17a and the U-shape. Since it is a bottomless shape composed of the plate-shaped fixed bodies 18, 18a, the chips adhered to the front surface of the sub-slide boards 49, 49a of the horizontal slide cover 4a, Since it passes through the lower rail 16 without being deposited on the rail 16 and falls on the inclined member 14 of the chip guide plate 12 and is sent out to the work table 2a side, the main slide board 21 of the horizontal slide cover 4a and The sub slide boards 49 and 49a can be slid right and left without any trouble.

Further, the frame 5 is formed in a pipe shape, a supply port 121 is provided in the frame 5, a nozzle 123 is provided in the vicinity of the work table 2a, and the frame 5 and the nozzle 123 are connected by a pipe 122. The coolant can be automatically supplied to the work W without arranging an operator at the time of processing the work W on the jig base 2 having the 2a. Since the coolant supply path is provided in the frame 5 of the slide cover 4, there is no need to separately arrange such a supply path, and it is possible to maintain safety for the movable part and to provide a pipe around the slide cover 4. It is possible to improve safety and orderliness without foreign matter protrusion, etc.
You.

[0096]

[0097]

[0098]

[Brief description of the drawings]

FIG. 1 is a front view of a slide cover for a machine tool according to the present invention.

FIG. 2 is a rear view of the same.

FIG. 3 is a vertical sectional view of a main part of FIG.

FIG. 4 is a front view of the frame.

FIG. 5 is a side view of the same.

FIG. 6 is a front view of an upper rail.

FIG. 7 is a side view of the same.

FIG. 8 is a front view of a lower rail.

FIG. 9 is a side view of the same.

FIG. 10 is a front view of a large board member in the main slide board.

FIG. 11 is a plan view of the same.

FIG. 12 is a side view of the same.

FIG. 13 is a front view of a small board member in the main slide board.

FIG. 14 is a plan view of the same.

FIG. 15 is a side view of the same.

FIG. 16 is a front view of the side slide board.

FIG. 17 is a plan view of the same.

FIG. 18 is a side view of the same.

FIG. 19 is a rear view of the back cover.

FIG. 20 is a side view of the same.

FIG. 21 is a rear view of the center slide board.

FIG. 22 is a side view of the same.

FIG. 23 is a rear view of the upper slide board or the lower slide board.

FIG. 24 is a side view of the same.

FIG. 25 is a rear view of the clamping plate.

FIG. 26 is a bottom view of the same.

FIG. 27 is a front view of the wiper.

FIG. 28 is a bottom view of the same.

FIG. 29 is an explanatory diagram showing a sliding process in the left-right direction.

FIG. 30 is an explanatory diagram showing a vertical sliding process.

FIG. 31 is an enlarged main-portion cross-sectional view showing a state where the main slide board is in contact with the contact protrusion of the sub-slide board.

FIG. 32 is an enlarged main-portion cross-sectional view showing a state in which a hooking protrusion of the main slide board projects and locks on a hooking protrusion of the sub-slide board.

FIG. 33 is an enlarged cross-sectional view of an essential part of another embodiment of FIG. 31;

FIG. 34 is an enlarged cross-sectional view of a main part of another embodiment of FIG. 32;

FIG. 35 is a cross-sectional view of a main part of the storage unit.

FIG. 36 is a schematic perspective view of a fixing unit.

FIG. 37 is a schematic perspective view showing an arrangement state on a machine tool.

FIG. 38 is a schematic perspective view of the machine tool with a machine tool slide cover removed.

FIG. 39 is a front view of the second embodiment.

40 is a sectional view taken along line AA of FIG. 39.

41 is a sectional view taken along the line BB of FIG. 39.

FIG. 42 is a front view of a vertical slide cover according to the third embodiment.

FIG. 43 is a plan view of FIG. 42.

FIG. 44 is a longitudinal sectional view of FIG. 42.

FIG. 45 is a cross-sectional view of a main part showing a stacked state.

FIG. 46 is a front view of the main slide board of the third embodiment.

FIG. 47 is a front view of a guide column.

FIG. 48 is a front view of the first slide board.

FIG. 49 is a front view of a center slide board.

FIG. 50 is a side view of FIG. 49;

[Explanation of symbols]

2 Jig base 2a Work table 3 Processing unit 4 Slide cover 4a Horizontal slide cover 4b Vertical slide cover 5 Frame 8 Upper rail 12 Chip guide plate 14 Inclined member 16 Lower rail 21 Main slide board 25 Openings 49, 49a Sub slide board 50 Hooking Projection 51 Abutment Projection 63 Hooking Projection 70, 70a Supporting Column Stopping Protrusion 73, 73a ... Slide Groove 75, 75a Guide Member 76 Central Slide Board 77 Tool Recession Hole 78, 78a Hanging Protrusion 79, 79a Hanging ridge 80, 80a Upper slide board 81, 81a Hanging ridge 82 Stopper 83, 83a Lower slide board 84, 84a Hanging ridge 85 Stopper 121 Supply port 122 Pipe 123 Nozzle 130 Vertical slide board 131 Vertical slide board 132 vertical slide Slide 133 Vertical slide board 140 Main slide board 141 Opening 142 Preliminary stopper 144, 144a Guide post 146, 146a ... Sliding groove 147 First slide board 148 Opening 149 Preliminary stopper 150 Hanging ridge 151 Second slide board 152 Second 3 Slide board 153 Opening 154 Opening 155 Preliminary stopper 156 Preliminary stopper 157 Hanging ridge 158 Hanging ridge 159 Central slide board 160 Lifting ridge W Work

────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Tadashi Sugiyama 50 Matsumoto, Takaokashinmachi, Toyota City, Aichi Prefecture Nakano Sheet Metal Co., Ltd. (56) References JP-A-2-15946 (JP, A) JP-A-62-277242 (JP, A) JP-A-4-244342 (JP, A) JP-A-4-315546 (JP, A) JP-A-62-268746 (JP, U) JP-B-63-5237 (JP, B2) ( 58) Field surveyed (Int. Cl. ⁶ , DB name) B23Q 1/00 B23Q 11/00 B23Q 11/08

Claims (7)

(57) [Claims] 1. A processing apparatus comprising: a jig base provided on a bed for supporting a work; and a processing unit provided on the bed and movable in three axial directions of front, rear, left, right, up and down for processing the work. transverse slide cover slides in the horizontal direction and the vertical direction in response to movement of the horizontal and vertical directions of the machining unit and movably inserted spindle head in the longitudinal direction coolant and chips or the like is prevented from scattering to the processing unit side and a machine tool slide cover device which includes a vertical slide cover, the said transverse slide cover and vertical slide cover lateral and vertical directions to slidably mounted a rectangular frame is provided, the frame and the processing unit Osamu To the bed or the jig base
A slide cover device for a machine tool, wherein the slide cover device is mounted . 2. The horizontal slide cover and the vertical slide cover each include a plurality of slide boards that are elastically overlapped, and one of the horizontal slide cover and the vertical slide cover is movably guided to the frame. a pair of guide members at the center slide board of the one sliding board, wherein the pair of the other slide board guide member movably guided in the direction perpendicular to said one slide board, of the other slide board 2. A slide cover device for a machine tool according to claim 1, wherein a tool slide hole is provided in the central slide board so as to movably insert the processing unit in the front-rear direction. 3. disposed main slide board and the sub-slide board in the vertical rail which is laterally placed disposed within the frame, the hooking projections on either side rear surface so as to form an opening in the center of the main slide board the provided also the sub-slide the inner end as well as arranged at both ends behind the main slide board boards polymerized with both ends of the main slide board, also the inner end engaging projection on the front, the outer end front face provided s husband abutment protrusion, and wherein on both sides of the opening of the main slide board is disposed a sliding groove in the vertical direction, the center slide board to the slide groove, the upper slide board and the lower slides board disposed, while penetrated the tool haunt holes in said <br/> central slide board,
Horizontally disposed pair of latching projections on the upper and lower portions of the rear surface, the upper slide board and lower slide board a pair of latching protrusions on the rear surface, characterized in that horizontally disposed a stopper in front claims Item 2. A slide cover device for a machine tool according to item 1 . 4. A mounted for horizontal movement a plurality of transverse slide cover to the frame, while opening the opening in the main slide board of the transverse slide cover, guided on the back sides of the main <br/> down the slide board the slide groove provided fixed pillar, the slide groove to fit a plurality of slide board and the central slide board, while establishing an opening in the slide board, the latching ridges at the lower end of the slide board claims fixedly, also as to open the tool infested hole in the center slide board, characterized in that projecting from the Jijo ridges on the <br/> center slide board front side of the tool infested hole upper 1. A slide cover device for a machine tool. 5. The slide cover device for a machine tool according to claim 4, wherein a spare stopper is protruded from an upper end of a back surface of the main slide board and the slide board. 6. A chip guide plate having a downwardly and forwardly inclined member is disposed immediately below a lower rail provided on said frame. Slide cover device for machine tools. The method according to claim 7, wherein the frame with forming a pipe-shaped
Claim 1, 2, 3, 4, characterized in that the frame supply opening provided, also provided with a nozzle in the vicinity of the work table, and the said frame nozzle connected by a pipe
Or the slide cover device for machine tools of 6.