JP2552465B2 - Intermittent binding machine - Google Patents

Description

Description: TECHNICAL FIELD The present invention relates to an intermittent binding machine that alternately performs a binding operation and a tape stretching operation.

(Prior Art) Regarding the binding machine, the applicant of the present invention is, for example, Japanese Patent Publication No. 54-36556.
Japanese Patent Application Laid-Open No. 58-149210. In these devices, as shown in FIG. 21, one end of a tying arm 2 is pivotally supported on one end of a base 1, and a tape holding and cutting mechanism 3 is arranged at the other end of the tying arm 2. A tape gripping mechanism 4 is arranged at an end of the base 1 opposite to the binding arm shaft support side, and the tape gripping and cutting mechanism 3 and the tape gripping mechanism 4 are engaged with each other by the rotation of the binding arm 2 to form an adhesive tape. 5 can be attached, cut, and taped.

In this device, the bundling arm 2 is moved down and the pressure-bonding plate 6 provided on the tape holding and cutting mechanism 3 is attached to the supporting member 7 of the tape holding mechanism 4.
It is pressed against the pressure receiving plate 8 provided in the above and the adhesive tape 5 is pressure-bonded and bound. When a force is applied downward to the bundling arm 2 following the bundling, the guide roller 10 pivotally supported on the lower end of the rocking plate 9 provided on the tape holding and cutting mechanism 3 causes the rocking member provided on the tape holding mechanism 4. After abutting on the rotating body 12 pivotally supported on the upper end of 11, the holding member 13 fixed to the support member 7 of the tape holding mechanism 4 and the rotating body 12 are interrupted, and the rotating body 12 is held by the holding member 13.
And a cutting blade 14 attached to the guide roller 10 adjacent to the guide roller 10 on the side of the pressure plate with respect to the guide roller 10 is lowered together with the guide roller 10 between the rotating body 12 and the holding member 13 to form the pressure plate. The adhesive tape 5 stretched between the guide roller 10 and the position where the pressure roller 6 and the pressure receiving plate 8 are pressed is cut.
When the binding arm 2 is raised after cutting the tape, the guide roller 10
A swinging member in which the end of the adhesive tape sandwiched between the rotating body 12 and the rotating body 12 swings toward the holding member 13 side as the binding arm 2 rises.
By the operation of 11, the guide roller 10 is held between the rotating body 12 and the holding member 13, and after the tape end portion is held, the guide roller 10 is rotated.
The adhesive tape 5 is separated from 12 and rises as the binding arm 2 rises, and the adhesive tape 5 is stretched between the tape holding mechanism 4 located on the base and the tape holding and cutting mechanism 3 located above.

(Problems to be Solved by the Invention) In the binding machine as described above, there is an advantage that the adhesive tape can be stretched every time binding is performed and the bound objects A can be bound continuously, but the bound object A after binding is bound. Is contained in the annular body formed by the base 1 and the binding arms 2 and the adhesive tape 5 stretched between the two, so that the object A to be bound should be pulled out from the annular body. Must be taken out. For this reason, when the object to be bound A is a long object, it takes time to take it out after the binding and the workability is deteriorated. Also, the adhesive tape 5 stretched over when bundling the annular objects
There was a problem that it could not be taken out unless it was separated.

As a binding machine that binds such a long object or an annular object and can be easily taken out, for example, JP-B-52-42689 or JP-A-55-107613,
There are specifications such as Japanese Utility Model Laid-Open No. 61-178851, which are handy type binding machines that hold with one hand and use the fingers to operate the operating lever provided at the position of the handle to bind them. Since the mechanism for detecting the movement of the movable member is arranged at the central portion in the longitudinal direction of the movable member or at the mounting portion of the movable member, the control member for connecting both the detection mechanism and the binding mechanism is relatively large, so that a large binding machine can be used. Not only is it unsuitable for application, but there is a problem that the bundle cannot be enlarged because the device itself is a handy type.

In view of the above problems, an object of the present invention is to carry out the binding and binding of the adhesive tape alternately by only the operation of the tape holding and cutting mechanism provided on the tip of the binding arm and the tape holding mechanism provided on the base side. In order to solve the above problems, an intermittent binding machine is provided.

(Means for Solving the Problems) The present invention provides, as means for solving the above problems,
Base (21) and movable member (22) approaching / separating from the base
And a tape end holding device (28) on the other side, and the tape end feeding device has a tape holding and feeding device (33) at a position on the side of the tape end holding device. ) Is provided, the tape end holding device is provided with a tape holding and drawing device (66) at a position facing the tape holding and feeding device, and the movable member is provided on at least one of the tape end feeding device and the tape end holding device. A tape pull-out control device (99) having a moving support member (70) that can be moved up and down by moving the movable member to the base side is provided to move and support the movable member in response to the operation of approaching the movable member to the base side. The member is lifted, the tape end is gripped by the tape gripping and drawing device, and the moving support member is lowered by the movement of the next movable member to the base side, and the gripping of the tape end by the tape gripping and drawing device is released. Before The tape holding / drawing device grips the tape end so that the tape holding / drawing device and the tape holding / feeding device are contacted by the tape drawing / control device every other operation of moving the movable member close to the base. The tape end portion that is brought into contact with and engaged with the tape holding and feeding device is held by the tape holding and drawing device.

In contrast to the above, if the present invention can be realized, a pressing roll is rotatably attached to the tape holding and feeding device, and one end of the pressing roll is brought into contact with the pressing roll side to press the spring-pressed tape pressing member. It is desirable that the tape is held in parallel with the roll to hold the tape end portion between the holding roll and the tape holding member, and the tape holding / drawing device has a holding member fixed in position and the holding member. It is desirable to provide a picking roller that comes close to and away from the sawing member, and connect a tape end drawing device that rotates the picking roller in a fixed direction to the picking roller. Further, in the tape pull-out control device, a movable support member is slidably attached to a support member forming a main body of the tape end holding device in the same direction as the moving direction of the movable member, and the movable support member is sandwiched. The tape end pulling device is provided with a picking roller actuating member that is protruded toward the roller side and is located at a position on the opposite side of the tape end drawing device pressing member projecting position of the moving support member in synchronization with the operation of the moving supporting member. An engaging member that engages with a supporting member of the tape end holding device to fix the position of the moving supporting member is rotatably supported at an intermediate position between the position where the pressing member and the picking roller operating member are provided. , The operating member of the engaging member is rotatably attached to a position of the engaging member on the side of the tape end supplying device, and the operating member is provided at a position adjacent to the operating member corresponding to the proximity operation of the tape end supplying device. Rotated It is desirable to attach a claw arm member that can be used.
Furthermore, the tape holding and pulling device is provided with a ratchet gear on one end surface of the picking roller, and the tape end pulling device is engaged with the ratchet gear to rotate the picking roller in a fixed direction. A member is provided, one end of the claw member is attached to one end of a swivel arm that is coaxially supported by the pick roller, and the other end of the swivel arm is spring-biased in the tape pull-out side rotation direction of the pick roller. Moreover, it is desirable that the tape end pulling device pressing member of the tape pulling control device is provided so as to be capable of abutting and separating from the one end edge of the swivel arm. A picking roller arm is rotatably attached to a fixed shaft provided on a support member, the picking roller is rotatably attached to one end of the picking roller arm, and the picking roller provided in the tape pull-out control device is provided. A contact member with the other end of the picking roller arm, and the picking roller operating member swings the picking roller arm around the fixed shaft to move the picking roller to the picking member. It is desirable that they be closely spaced.

(Operation) According to the present invention, in the use of the intermittent binding machine according to the present invention, when the movable member performs the operation of approaching to the base side, the tape end supply device and the tape end holding device are in close proximity to each other and are provided on at least one of them. The tape pull-out control device equipped with the moving support member that moves up and down by the movement of the movable member approaching the base side causes the tape holding and feeding device provided in the tape end feeding device and the tape holding and pulling device provided in the tape end holding device. The device and the tape holding and drawing device can be held by the tape holding and drawing device, and can be held by the tape holding and drawing device. By allowing the proximity operation to be performed every other time, it becomes possible to take out the object to be bound in the direction of returning the object to be bound to the object to be bound. Also,
Since each device is integrated into the tape end supply device and the tape end holding device, the device configuration can be integrated without being constrained by the binding arms, and the device can be easily enlarged or automated.

(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. 1 to 20.

As shown in FIGS. 1 to 4, a manual type intermittent binding machine 20
Is a tape feeding device 24 in which a binding arm 22 is rotatably supported at one end of a base 21 by a rotary shaft 23, and a rotary shaft 23 supporting the binding arm 22 accommodates an automatic rewinding mechanism. The tape reel 25 is connected and arranged on the base, and the tape reel 25 is pivotally supported at the end of the tape feeding device 24, and the tape winding body 26 is fitted to the tape reel 25. A bundle placement table 24b is provided so as to project from the housing 24a of the tape feeding device 24 at the center of the base.

A grip 22a is projected at the tip of the binding arm 22, and a tape end supply device 27 is provided at the tip end of the binding arm 22, which is opposite to the side where the tape feeding device of the base 21 corresponding to the inverted position of the binding arm 22 is provided. A tape end holding device 28 is arranged at the end on the side.

In the tape end supply device 27, a bracket 29 is made to protrude toward the tape end holding device 28 side from the tip end side of the binding arm 22, and a pawl arm pressing roller 30 is pivotally supported at the tip end part of the bracket 29. A slide guide member 31 is attached to a position adjacent to the bracket 29 on the rotary shaft 23 side, and a tape cutting blade 32 is detachably protruded from an end surface 31a of the slide guide member 31 on the tape end holding device 28 side. At the position of the sliding guide member 31 on the bracket 29 side with respect to the tape cutting blade 32, a tape holding and feeding device is provided.
33 is slidably attached to the tape end holding device 28 in a direction of moving toward and away from the tape end holding device 28, and a crimping plate 34 is taken out of the sliding guide member 31 at a position opposite to the tape holding and feeding device 33 with respect to the tape cutting blade 32. It is mounted parallel to the device 33 and slidable in the same direction.

The tape holding and feeding device 33 pivotally supports a pressing roll 35 at an end portion on the tape end holding device 28 side by a shaft 36 perpendicular to the binding arm 22,
The guide roll is located at a position close to the bracket 29 of the presser roll 35, and closer to the binding arm 22 side than the presser roll 35.
37 is supported by a shaft 39 parallel to the shaft 36 so as to sandwich a pressing claw 38 as a tape pressing member (Figs. 5 to 7).
The presser pawl 38 is fixed to the shaft 39 at the center of the shaft 39, and the spring spring 33a is attached to one end of the shaft 39 to bias the presser pawl 38 together with the shaft 39 toward the presser roll side. A member 31 located nearer to the slide guide member 31 and on the opposite side of the slide guide member 31 from the tape end holding device 28.
The tape holding and feeding device 33 and the tape end holding device 28
A compression spring 40 that biases the spring to the side is interposed. A guide roll 41 is axially supported by a shaft 42 parallel to the shaft 36 at the end of the tape holding and feeding device 33 opposite to the press roll shaft support side.

At the position of the crimping plate 34 on the slide guide member side, the crimping plate 34 is provided between the central portion of the crimping plate 34 and the tape end holding device 28 of the slide guide member 31 and the member 31b located on the opposite side.
A compression spring 43 that biases the spring toward the 8 side is interposed.

In the tape end holding device 28, a support plate 45 made of two parallel plate members is erected on the base 21 in the longitudinal direction of the base 21 with the plate surfaces of the support plate 45 parallel to each other. A lower pressure bonding plate 46 is installed between the two plate members of the support plate 45 at the upper end portion on the side of the bundle mounting table. A sandwiching member 47 made of a round bar member is horizontally mounted between the plate members of the supporting plate 45 at a position opposite to the binding object mounting table side of the installation position of the lower crimping plate 46, and is below the sandwiching member 47. A central portion of a picking roller arm 49 is rotatably fitted to a fixed shaft 48 which is horizontally laid below the position opposite to the crimping plate 46, and is attached to the picking member side end of the picking roller arm 49. A picking roller 51 is rotatably fitted by a shaft 50 parallel to the picking member 47, and the picking member 47 of the support plate 45 is attached to the end of the picking roller arm 49 opposite to the picking roller mounting side. Tension spring 52 with one end attached to the position provided and the diagonal side
The other end is attached and the picking roller 51 is spring-biased toward the picking member 47 side. A cam roller (54) is rotatably attached to a shaft (53) parallel to the fixed shaft (48) at an intermediate position between the fixed shaft (48) of the pinching roller arm (49) and the position where one end of the tension spring (52) is attached. The picking roller 51 is provided with a groove 55 having a width wider than that of the pressing claw 38 at the center position of the outer peripheral surface of the cylindrical member, and ratchet gears 56 are formed on both end surfaces or one end surface thereof. A turning arm 57 is arranged between the picking roller 51 and the picking roller arm 49, and the central portion of the turning arm 57 is rotatably fitted to the shaft 50. This convoluted arm 57 and the pinching roller
A ratchet claw plate 58 is disposed between the ratchet claw plate 51 and the shaft 51, and the center part of the ratchet claw plate 58 is rotatably fitted to the shaft 60 together with one end of the rotating arm 57 and the winding part of the torsion spring 59. One end of the torsion spring 59 is engaged with the end of the ratchet pawl plate 58 opposite to the ratchet gear engaging side, and the other end is engaged with the tip edge of the end of the rotating arm 57 fitted to the shaft 60. Then, the ratchet gear engaging side end of the ratchet pawl plate 58 is spring-biased to the ratchet gear 56 side. One end of a tension spring 62 is attached to the end of the rotating arm 57 opposite to the ratchet pawl plate attachment side end, and the other end of the tension spring 62 is attached to the lower crimping plate erection side of the support plate 45. It is locked to the lower end of the tape, and the tension spring 62 biases the swivel arm 57 in the direction to rotate it toward the tape pull-out side. The tape end pull-out device 63 is formed by a series of members from the ratchet claw plate 58 that is locked to the ratchet gear 56 of the picking roller 51 to the tension spring 62.
When 51 comes into contact with the pressing roll 35, the tape end is pulled out by the rotation of the picking roller 51 (see FIGS. 8 and 9).
Figure). A shaft that locks and connects the link plate 61 and the tension spring 62.
64 is attached to the side of the link plate 61 opposite to the swivel arm 57 parallel to the shaft 50, the lower end of the tape end pushing-up plate 65 is rotatably fitted to the shaft 64, and the upper part of the tape end pushing-up plate is attached to the lower crimping plate. 46 and the pinching member
47, and moves it up and down according to the movement of the end of the tension spring 62 on the side of the link plate 61, so that when tape is cut, the tape press position is immediately close to the tape cutting blade 32 in the opposite direction. Raise 5 The picking member 47, the picking roller 51, the tape end pulling-out device 63, and the like are collectively formed into a tape gripping and drawing-out device 66, and after the picking roller 35 comes into contact with the holding roll 35, the holding roll 35 and the picking-up roll 35 are picked up. Pull out the end of the adhesive tape 5 sandwiched between the roller 51 and the gripping member 47.
The end of the adhesive tape 5 can be held between the gripping roller 51 and the picking roller 51, and the adhesive tape 5 can be held by the tape end holding device 28 side.

A movable support member (70) is provided at the end of the support plate (45) opposite to the side where the lower crimp plate is installed so as to be vertically slidable. A pressing roller 71 as a tape end pulling device pressing member is pivotally supported on the inner surface side of the moving support member 70 at the upper end of the moving support member 70 on the side of the sandwiching roller, and the ratchet claw plate 58 of the ratchet claw plate 58 is moved when the moving support member 70 descends. The ratchet claw plate 58 is brought into contact with the upper end edge and projected so as to be pressed. A longitudinally long groove 73 is formed in the lower end portion of the moving support member 70 on the side opposite to the sandwiched roller arm side so that a shaft 72 fixed in parallel with the fixed shaft 48 can be inserted therethrough. The shaft 72, which is slidably inserted in the groove 73 in the vertical direction, is provided with the main (Kaname) side of the cam plate 74 as a sandwiching roller operating member formed in a fan shape with one end on the cam roller 54 side cut out obliquely. The curved end surface 74a or the cutout side end portion 75 is brought into contact with the outer peripheral surface of the cam roller 54 with the cutout side end portion 75 facing downward. A cam plate drive shaft 76 is attached to the center of the cam plate 74 in parallel with the shaft 72. A long groove 77 is formed in the horizontal direction at the lower end of the moving support member 70 on the side of the sandwiched roller arm 49, and a cam plate drive shaft 76 is inserted therethrough. Make it possible to rotate around 72. A slot 78, which is long in the vertical direction, is formed above the groove 73 at the center of the moving support member 70. A shaft 79, which is fixed to the upper end of the support plate 45 on the side opposite to the side where the lower pressure plate is installed, is inserted into the slot 78 in parallel with the shaft 72. Above the groove 78 of the moving support member 70, a stopper claw member 80 as an engaging member is formed on the outer surface side as an engaging member in which a hook that engages with the end portion 79a of the shaft 79 projecting to the outer surface side of the support plate 45 is formed. It is rotatably fitted to a shaft 81 which is erected on the outer surface side of the movable support member 70 in parallel with 79. A pin 82 is set parallel to the shaft 81 at a position closer to the tape holding / drawing device side end edge than the stopper claw member 80 of the shaft 81, and a winding portion is provided outside the stopper claw member 80 of the shaft 81. Torsion spring fitted
One end of 83 is locked to the pin 82, the other end of the torsion spring 83 is locked to the end of the stopper claw member 80 opposite to the hook side, and the hook side of the stopper claw member 80 is engaged with the shaft 79. The spring is urged in the direction (Fig. 10). Above the position where the stopper claw member 80 of the moving support member 70 is attached, a shaft 84 is erected outside the moving support member 70 in parallel with the shaft 81.
84 is a stopper claw driving member as an operating member of the engaging member 85
Is rotatably fitted. The stopper drive member 85 is formed by notching the outer peripheral portion of the disk into two parallel planes that are equidistant from the shaft center and has an arc portion.
The outer peripheral edge forming 85a has a radius that abuts the outer peripheral end of the stopper claw member 80 on the opposite side to the hook side, and provides a distance from the shaft core to the notch 85b so that the notch 85b does not abut. Two-sided notched disk shape. Stopper drive member 85
On the surface of the moving support member 70 side parallel to the cutout portion 85b.
Equalize the distances from the shaft cores one by one, and plant a total of four pins 86 at equal pitch positions (Fig. 10). Moving support member
A shaft 87 parallel to the shaft 84 is planted on the outer surface side of the moving support member 70 at the upper end of the 70 opposite to the side where the pressing roller 71 is arranged.
The center portion of a slender plate-shaped claw arm 88 is rotatably fitted to 87. Movement support member 70 at the end of the claw arm 88 on the stopper drive member side
The rotation pawl member 89 of the stopper drive member 85 is rotatably attached to the side by the shaft 90. The rotation pawl member 89 is formed in a substantially rhombic shape, and the lower end edge of the stopper drive member 85 side is arranged substantially parallel to the lower end edge of the pawl arm 88, and is opposite to the stopper drive member side of the rotation pawl member 89. Side end and the end of the pawl arm 88 located on the side opposite to the side where the pawl arm 88 is attached, respectively, to engage the respective ends of the tension springs 91 with the spring of the pawl member 89 for rotation. The lower end edge of the locking side end portion is spring-biased in the direction of coming into contact with the shaft 87. One end of a tension spring 92 is locked at the end of the claw arm 88 opposite to the side where the rotating claw member is attached, and the other end of the tension spring 92 is below the position where the shaft 87 of the moving support member 70 is set up. The pin 93, which is parallel to the shaft 87 and is erected on the inner surface side of the movable support member 70, is locked by the tip end of the pin 93, and the tension spring 92 springs the rotation claw member mounting side end of the claw arm 88 upward. Energize. A pin 94 that restricts the rotation of the claw arm 88 is set up at a position below the shaft 87 and closer to the stopper drive member 85 side. At the upper end edge of the moving support member 70, the claw arm pressing roll 30 provided on the binding arm side descends at an intermediate position between the shaft 84 of the stopper driving member 85 and the shaft 87 of the claw arm 88. When the claw arm pressing roll 30 presses the rotation claw member 89 and the rotation claw member mounting side end portion of the stopper driving member 85 of the claw arm 88 at the position, the rotation claw member 89 is formed. Of the pin 86 provided on the stopper drive member 85 by the end portion of the stopper drive member on the upper side of the arm 86, and the rotation pawl necessary to rotate the stopper drive member 85 by 1/4. The movement distance of the member 89 can be secured. The upper end of the groove 73 of the moving support member 70 and the groove hole 78
A plate member 95 is horizontally projected to the inside of the moving support member 70 at an intermediate position with the lower end of the plate member 95, and a hole 96 is formed at a position close to the sandwiching roller 49 side at the center of the plate member 95, A compression spring 98 is fitted on the outer periphery of the bar material 97 that is erected on the table 21, the upper part of the bar material 97 is inserted into the hole 96, and the compression spring 98 moves between the base 21 and the lower surface of the plate material 95. The support member 70 is spring biased upward. Thus, the tape pull-out control device 99 is formed by the moving support member 70 and its accessories, and the stopper drive member 85 is lowered by 1/4 rotation each time the pawl arm pressing roll 30 provided on the tip side of the binding arm 22 is lowered. The stopper claw member 80 is engaged with and disengaged from the shaft 79 by the stopper claw member 80 once in every two rotations, and at the same time, the cam plate 74 is rotated to press the cam roller. , The picking roller arm 49 separates the picking roller 51 from the picking member 47, and when the moving support member 70 is raised, that is, when the stopper claw member 80 and the shaft 79 are disengaged,
The picking roller 51 is made to be able to approach the picking member 47, and while the stopper claw member 80 and the shaft 79 are engaged, the pressing roller 71 presses the upper edge of the ratchet claw plate 58, and the tape end The operation of the pullout device 63 is restricted so that the picking roller 51
The rotation of the movable support member 70 is prevented from rising, and the tape holding and pulling-out device 66 can perform the tape pulling-out operation every other time of the lowering and raising movements of the binding arm 22, and the picking roller 51 and the picking member 47.
Be able to hold the tape end between and.

 Next, the operation of this embodiment will be described below.

As shown in FIG. 1, the adhesive tape 5 is pulled out from the tape winding body 26 and stretched along the binding arms 22, and the end of the adhesive tape 5 is attached to the tape end feeding device 27 of the tape holding and feeding device 33. It is held between the press roll 35 and the press pawl 38.
At this stage, in the tape end holding device 28, the moving support member 70 is lowered, the stopper claw member 80 is locked to the shaft 79, and the tape gripping / drawing device 66 is opened, that is, the picking member 47 and the picking roller.
51 is separated. As a case in which the tape stretching preparation state is not ready, it is conceivable that the adhesive tape 5 is cut in the middle in the tape stretching state before bundling, but in such a case, the bundling arm without bundling.
When 22 is lowered, it is hit dry, and when the bundling is completed, the tape is ready to be stretched.

When the binding arm 22 is lowered from the tape stretching preparation state, it changes as shown in FIG. 2 to FIG. 11, and the end portion of the adhesive tape 5 held between the pressing roll 35 and the pressing claw 38. The front end side of is clamped between the press roll 35 and the sandwiching roll 51. At this time, the claw arm pressing roll 30 provided on the bracket 29 arranged on the tip side of the bundling arm 22 with respect to the slide guide member 31.
Presses the vicinity of the connecting portion between the claw arm 88 and the rotating claw member 89, and lowers the rotating claw member 89 mounting side end of the claw arm 88 until it abuts the pin 94, and the tip part of the rotating claw member 89. Presses the pin 86 of the stopper drive member 85, and the pressed pin 86 is lowered from the upper position to the lower position, and the stopper drive member 85 is moved to 1 /
Rotate 4 times. By this rotation, the stopper driving member 85 turns the circular arc portion downward and presses the end portion of the stopper claw member 80 on the opposite side to the hook side to rotate the stopper claw member 80 in the direction to release the engagement with the shaft 79. . When the binding arm 22 is raised after the stopper claw member 80 and the shaft 79 are unlocked,
As shown in FIG. 12, the movement support member 70 of the tape pull-out control device 99 rises due to the spring biasing force of the compression spring 98. As the movable support member 70 rises, the pressing roller 71
Is released from the ratchet claw plate 58, the pressing force on the ratchet claw plate 58 is released, and the tension spring 62 causes the rotating arm 57 to rotate to the tape pull-out side via the link member 61. Rotation of the turning arm 57 causes the ratchet claw plate 58 connected to the turning arm 57 to press the ratchet gear 56 provided on the picking roller 51, rotate the picking roller 51 to the tape pull-out side, and press the pressing roll 35 and the picking roller 35. Pull out the end of the adhesive tape 5 that is being held by the see roller 51. As the moving support member 70 rises, the cam plate drive shaft 76 inserted into the groove 77 is pushed up to lift the cam plate.
Rotate 74 about axis 72. When the cam plate 74 rotates,
The cam roller 54 that is in contact with the cam plate 74 rotates along the curved end surface 74a until it reaches the cutout side end portion 75, and the sandwiching roller arm
The position of 49 is kept constant, and the amount of tape pulled out by the picking roller 51 is increased. When the moving support member 70 further rises, when the cam roller 54 reaches the cutout side end portion 75 of the cam plate 74, the pulling spring 52 rotates the picking roller arm 49 in the direction in which the picking roller 51 approaches the picking member 47. And as shown in FIG. 13,
By the time the shaft 79 reaches the lowermost end of the slot 78, the picking roller 51 contacts the picking member 47 and holds the tip of the adhesive tape 5.
When the binding arm 22 is further raised, as shown in FIG. 14,
The pressing roll 35 separates from the sandwiching roller 51, and further lifts to separate the pawl arm pressing roll 30 from the pawl arm 88 and the rotating pawl member 89, and a tape stretching state similar to that of a normal binding machine is established, and As shown in the figure, when the binding arms 22 are fully opened to the uppermost position, the binding preparation is completed.

When the bundling preparation is completed, the to-be-bound object A is put into the bundling object mounting table 24b side as shown in FIG. 15 and the bundling arm 22 is lowered to make the tape end feeding device as shown in FIG. The pressure-bonding plate 34 provided on 27 is brought into contact with the lower pressure-bonding plate 46 provided on the tape end supply device 28, and the adhesive tape 5 wound around the object A to be bound is pressure-bonded at a position close to the object A to be bound. , Unite. When the bundling arm 22 is further lowered, it is possible to move the bundling arm 22 from FIG.
As shown in the figure, the claw arm pressing roll 30 of the tape end supply device 27 presses the claw arm 88 and the rotating claw member 89 to bring the stopper driving member side end of the claw arm 88 into contact with the pin 94. The claw arm 88 is rotated in the direction in which the claw arm 88 is lowered. The rotation of the claw arm 88 causes the tip of the rotation claw member 89 to come into contact with a pin 86 provided on the stopper drive member 85 and press it downward, so that the stopper drive member
Rotate 85 1/4 turn. The stopper drive member 85 rotates 1/4 turn so that the arcuate portion 85a located at the lower end rises, and one of the notches 85b located on the lateral side moves to the lower end, so that the stopper claw member 80 is provided on the opposite side to the hook side. The pressure on the end is released to bring the stopper claw member 80 into a rotatable state. While the stopper claw member 80 is in the free state, on the side of the tape holding and feeding device 33 of the tape end supply device 27, the pressing roll 35 provided at the lower end of the tape holding and feeding device 33 serves as the holding roller 51 of the tape holding and feeding device 66. It abuts and holds the adhesive tape 5 between the pressing roll 35 and the sandwiching roller 51. More united arms
When 22 is pushed down, it changes as shown in FIG. 17 to FIG. 18, and when the slide guide member 31 provided on the tape end feeding device 27 descends as the binding arm 22 descends, the lower crimping plate 46 prevents the lowering. The pressed crimping plate 34 slides relatively above the slide guide member 31 against the spring biasing force of the compression spring 43, and similarly, the tape holding and feeding device 33 also resists the spring biasing force of the compression spring 40. Sliding relatively above the slide guide member 31, the pawl arm pressing roll 30 further presses the pawl arm 88, and a downward force is applied to the moving support member 70 of the tape pull-out control device 99 via the pin 94. introduce. When the movement support member 70 is lowered by pushing down the binding arms 22, the cam plate drive shaft 76 inserted in the groove 77 is lowered, and the cam plate 74 is rotated. When the cam plate 74 rotates, the contacting cam roller 54 moves from the cutout side end portion 75 to the curved end surface 74a, and the picking roller arm 49 is moved around the fixed shaft 48 and the picking roller 51 is separated from the picking member 47. Rotate in the direction you want it to. While the cam roller 54 changes its position from the cut-out end 75 of the cam plate 74 to the curved end surface 74a, the tape cutting blade 32 holds the press roll 35 and the position held by the pressure plate 34 and the lower pressure plate 46.
The position of the adhesive tape 5 stretched between the gripping roller 51 and the gripping roller 51 is not reached, the adhesive tape is not cut, and the pressing roller 71 provided on the moving support member is a tape end pulling device. 63 The ratchet claw plate 58 does not contact and
Since it does not regulate the movement of the 51 and the tape end drawing device 63,
When the distance between the holding position of the picking roller 51 and the pressing roll 35 to the crimping position of the crimping plate 34 and the lower crimping plate 46 is changed when the picking roller arm 49 is rotated, the tape tension between these positions is changed. With this, the picking roller 51 and the pressing roll 35 can be rotated, and the picking roller arm 49 is rotated. Further, the binding arm 22 is lowered to move as shown in FIG. 18 to FIG. 19, and the movement support member 70 is moved so that the shaft 79 reaches the upper end of the slot 78 and the shaft 72 reaches the upper end of the groove 73. When descending, the cam roller 54 moves along the curved end surface 74a of the cam plate 74 from the notch-side end portion 75 side to the opposite end portion. At this time, the gripping roller arm 49 does not rotate and is stopped at a fixed position, and the moving support member
The pressing roller 71 provided on the 70 abuts on the upper end surface of the ratchet pawl plate 58 of the tape end drawing device 63 and pushes it downward. The rotating arm 57, which is connected to the ratchet pawl plate 58 by the shaft 60, operates according to the movement of the ratchet pawl plate 58, and rotates about the shaft 50 in the direction in which the tension spring 62 is extended against the spring biasing force of the tension spring 62. Since the ratchet claw plate 58 and the ratchet gear 56 are meshed with each other by the rotation of the rotating arm 57, the picking roller 51 is turned to the side opposite to the tape pull-out side, and the tape holding of the adhesive tape 5 cut by the tape cutting blade 32 is carried out. The end of the adhesive tape 5 protruding from the holding position of the holding roll 35 and the picking roller 51 is reduced by feeding back the part on the feeding device 33 side in the rewinding direction while holding the holding roll 35 and the holding roll 35.
At the same time, when the tension spring 62 is extended by the rotation of the turning arm 57, the tape end push-up plate 65 fitted to the shaft 64 that holds the end of the tension spring 62 on the link member 61 side is lifted. The adhesive tape 5 between the cutting blade 32 and the pressure bonding plates 34, 46 is pushed upward so that the tape cutting blade 32 can effectively cut the adhesive tape 5. When the shaft 79 moves to the upper end side of the slot 78 due to the lowering of the moving support member 70, the stopper claw member 80 is pushed by the shaft 79 and swings, and the hook portion is locked to the shaft 79 to move the support member. Restrict 70 from rising. Binding arm after the adhesive tape 5 is cut
As 22 is raised, the adhesive tape 5
Since the end of the adhesive tape 5 is held by the pressing roll 35 and the pressing claw 38, and the holding member 47 and the holding roller 51 are separated from each other, the holding of the adhesive tape 5 is released. The end portion rises as the binding arm 22 rises, the tape is not stretched, and there is a gap between the binding arm 22 and the tape end holding device 28 so that the material to be bound A can be taken out to the position before binding. become. When the bundling arm 22 is further raised to raise the bundling arm 22 to the position of the maximum opening angle, it returns to the state before the tape stretching as shown in FIG.

In the embodiment having such a configuration and operation, the tape end supply device 27 is collectively arranged at the tip end of the binding arm 22, and when the binding arm 22 is rotated to the base 21 side, the tape end supply device 27 is The tape end holding device 28 is disposed integrally with the tape pull-out control device 99 at the position of the descending base side, and the tape holding and feeding device 33 provided in the tape end feeding device 27 is provided in the tape end holding device 28. The tape holding and drawing device 66 is brought into contact with the tape holding and drawing device 66, and the tape end drawing device 63 attached to the tape holding and drawing device 66 rotates the picking roller 51 provided in the tape holding and drawing device 66 to the tape drawing side to draw the adhesive tape 5. In this way, the tape pull-out control device 99 for controlling the operation of the tape holding and pulling-out device 66 is provided by the pawl arm pressing roll 30 provided at the tip end of the binding arm 22 and the pawl arm 88 and the rotation pawl member 89 of the stopper drive member 85.
The stopper claw member 80 provided on the tape pull-out control device 99 is moved to the tape end by the rotation claw member 89 that is operated by pressing the claw arm pressing roll 30 to rotate the stopper drive member 85 in a certain direction. By making it possible to alternately engage and disengage the shaft 79 planted on the support plate 45 as a support member forming the main body of the holding device 28,
When the cam plate 74 provided in the tape pull-out control device 99 presses the pinching roller arm 49 provided in the tape holding and pulling-out device 66 via the cam roller 54 to swing it, the binding arm 22 approaches the base 21 side. The gripping roller arm 49 swings at every other movement to grip the gripping member.
The picking roller 51 can be brought close to the 47 side and brought into contact therewith, and when the picking member 47 is brought into contact with the picking roller 47, the tape end pulling-out device 63 acts to stick the picking-up and pulling-out device 33 side to the tape holding and pulling-out device 66 side. Pull out the end of the tape 5 and insert it between the gripping members 47.
The end portion of the adhesive tape 5 can be held between the gripping roller 51 and the gripping roller 51 so that the tape can be stretched. As a result, the tape stretching operation and the binding operation can be performed alternately by abutting and engaging the tape end holding device 28 in which the tape end supply device 27 and the tape pull-out control device 99 are integrally assembled, and the adhesive tape after binding. In the state where 5 is not stretched, the tape end supply device 27 and the tape end holding device 2 from the side of the bundle loading table 24b.
The object to be bound A can be taken out through the gap between the parts 8 and 8.
Therefore, even a long object to be bound or an annular object to be bound can be taken out efficiently and the productivity is greatly improved. Further, since these operations are performed only by the operation of the tape end holding device 28 in which the tape end supply device 27 and the tape pull-out control device 99 are integrally assembled, the shape and size of the binding arm 22 or the base 21 are affected. However, the size can be easily increased, and the drive device can be attached to the binding arm 22 side for automation. Further, after the tape is cut after the binding, the adhesive tape 5 is rewound and the end portion of the adhesive tape 5 protruding from the holding position of the pressing roll 35 and the sandwiching roller 51 is reduced, and the adhesive tape is formed on the outer peripheral surface of the sandwiching roller 51. 5 can be prevented from sticking, and the function of the tape holding and pulling-out device 66 can be prevented from deteriorating.

(Effects of the Invention) As described above, in the present invention, the tape pull-out control device having the moving support member that is moved up and down by the movement of the movable member toward the base side is provided, and the movable member is brought close to the base side. By the operation, the moving support member is raised, the tape end is gripped by the tape gripping / drawing device, the moving support member is lowered by the movement of the next movable member to the base side, and the tape end is gripped by the tape gripping / drawing device. The tape pull-out control device controls the tape pull-out control device so as to release the tape and hold the tape end by the tape pinching and feeding device, and the tape end feeding device is operated every other time between the tape end feeding device and the tape end holding device. The end of the adhesive tape is transferred from the tape holding and feeding device provided in the tape holding device to the tape holding and drawing device provided in the tape end holding device so that it can be stretched from the tape end feeding device to the tape end holding device. By doing so, it is possible to take out the object to be bound in the direction of returning to the object to be bound with the adhesive tape not being stretched after the binding work, and to bind and take out the object to be bound, particularly long objects or annular bodies. Can be implemented efficiently. In addition, since each device is integrated into the tape end supply device and the tape end holding device, the device configuration is not affected by the shape and size of the binding arm or the base, and the size can be easily increased. It is also possible to easily assemble the drive device into and automate it.

In addition, the moving support member is moved up and down only by pushing down the movable member, and every time the movable member is pushed down, the tape holding and pulling device provided in the tape end holding device from the tape holding and feeding device provided in the tape end feeding device. Since the end portion of the adhesive tape can be transferred to and from, the operation can be performed by one simple operation of pushing down the movable member, and it is possible to use not only an electric binding machine but also a manual binding machine.

[Brief description of drawings]

1 is a partial sectional side view showing an intermittent binding machine according to the present invention, FIG. 2 is a partial sectional left side view showing a tape end feeding device and a tape end holding device according to the present invention, and FIG. FIG. 4 is a partial cross-sectional right side view showing a tape end feeding device and a tape end holding device according to the present invention, FIG. 4 is a front view showing an intermittent binding machine according to the present invention, and FIG. 5 is a press roll, a press pawl according to the present invention, And FIG. 6 is a side view showing the mutual relationship between the picking rolls, FIG. 6 is a front view showing FIG. 5, FIG. 7 is a perspective view showing a presser pawl of the tape holding and feeding device according to the present invention, and FIG. FIG. 9 is a right side explanatory view showing a tape end pull-out device which engages with a picking roll according to the present invention, FIG. 9 is an exploded perspective view showing a tape end pull-out device according to the present invention, and FIG. 10 is a tape pull-out according to the present invention Perspective explanatory view showing the stopper claw member disposition side of the control device FIG. 11 is a partial cross-sectional side view showing a case where the tape end feeding device according to the present invention is in contact with the tape end holding device, and FIG. FIG. 13 is a partial cross-sectional side view showing that the end portion is extended, and FIG. 13 is a partial cross-sectional view showing that the tape end portion is held by the holding member and the holding roll of the tape end holding device according to the present invention. A side explanatory view, FIG. 14 is a partial cross-sectional side explanatory view showing that the adhesive tape is stretched between the tape end feeding device and the tape end holding device according to the present invention, and FIG. 15 is according to the present invention. FIG. 17 is a side explanatory view showing a tape stretching state of the intermittent binding machine, FIG. 16 is a partial cross-sectional side explanatory view showing a state in which the adhesive tape is pressed and bound by the pressure bonding plate and the lower pressure bonding plate according to the present invention, FIG. Is a tape according to the invention FIG. 18 is a partial cross-sectional side view showing that the holding roll of the holding and feeding device is in contact with the picking roller to hold the adhesive tape and the tape can be cut, and FIG. 18 is a tape of the tape end feeding device according to the present invention. Partial cross-sectional side view showing the state immediately before cutting the adhesive tape by the cutting blade, FIG. 19 is a partial cross-sectional side view showing the state in which the adhesive tape is cut by the tape cutting blade of the tape end feeding device according to the present invention, FIG. 20 is a partial cross-sectional side view showing a state in which the tape end feeding device according to the present invention is separated from the tape end holding device after the tape is cut and a bound object can be taken out, and FIG. 21 is a conventional binding machine. Fig. 20 Partial side view showing the ..., 20 ... Manual type intermittent binding machine, 21 ... Base 22 ... Binding arm (movable member), 27 ... Tape end feeding device 28 ... Tape end holding device, 29 ... Bracket 30 ... Lower claw arm presser , 31 …… Slip guide member 33 …… Tape holding and feeding device, 34 …… Crimping plate 35 …… Pressing roll, 38 …… Pressing claw (tape pressing member) 40,43 …… Compression spring, 45 …… Support plate 46 ...... Bottom pressure plate, 47 …… Clamping member 48 …… Fixed shaft, 49 …… Clamping roller arm 50 …… Axis, 51 …… Clamping roller 52 …… Tension spring, 54 …… Cam roller 56 …… Ratchet Gears, 57 ...... Rotating arms 58 ...... Ratchet claw plates, 59 …… Torsion springs 60 …… Shafts, 61 …… Link plates 62 …… Tension springs, 63 …… Tape end pull-out device 65 …… Tape end push-up plates, 66 …… Tape holding and pulling device 70 …… Move support member 71 …… Pressing roller (pressing member for tape end pulling device) 72 …… Shaft, 73 …… Groove 74 …… Cam plate, 74a …… Curved end 75… … Notch end, 76 …… Cam plate drive shaft 77 …… Groove, 78 …… Groove 79 …… Shaft, 80 …… Stopper claw member 83 …… Torsion spring, 85 …… Stopper drive member 85a … Arc part, 85b …… Notch part 86 …… Pin, 88 …… Pawl arm (pawl arm member) 89 …… Rotating pawl member, 91,92 …… Tension spring 95 …… Plate material, 96 …… Hole 97 ...... Bar, 98 ...... Compression spring 99 ...... Tape pull-out control device

Claims (6)

(57) [Claims] 1. A tape end supply device (2) is provided on either one of a base (21) and a movable member (22) that is close to and away from the base.
7) and a tape end holding device (28) on the other side, and the tape end feeding device is provided with a tape holding and feeding device (33) at a position on the side of the tape end holding device. A tape gripping / drawing device (66) is provided at a position facing the tape gripping / feeding device, and is moved up and down by moving the movable member toward the base side of at least one of the tape end feeding device and the tape end holding device. A tape pull-out control device (99) having a movable support member (70) is provided, and the movable support member is raised in response to the operation of moving the movable member close to the base side, and the tape holding and pulling device is provided. The tape end is gripped, and the movable support member is lowered by the next movement of the movable member to the base side, and the gripping of the tape end by the tape gripping and drawing device is released to grip the tape end by the tape gripping and feeding device. As described above, the tape pull-out control device abuts and engages the tape holding / drawing device and the tape holding / feeding device at every other operation of the movable member approaching the base to hold the tape An intermittent binding machine, characterized in that a tape end portion held by a feeding device is held by the tape holding / drawing device. 2. A presser roll (35) is rotatably attached to the tape gripping and feeding device device, and one end of the presser roll is abutted to the presser roll side, and a spring-biased tape presser member (38) is used for the presser foot. The intermittent binding machine according to claim 1, wherein the tape binding member is arranged in parallel with the roll, and the tape end portion is sandwiched between the pressing roll and the tape pressing member. 3. The tape holding / pulling-out device is provided with a nipping member (47) whose position is fixed and a nipping roller (51) approaching / separating from the nipping member and rotating the nipping roller in a fixed direction. The intermittent binding machine according to claim 1, wherein the tape end pulling-out device (63) is connected to the sandwiching roller. 4. In the tape pull-out control device, a moving support member (70) is slidably attached to a support member (45) forming the main body of the tape holding device in the same direction as the moving direction of the movable member. , A nipping member which is projected toward the nip roller side of the movement supporting member, and which operates in synchronization with the movement of the movement supporting member at a position on the opposite side of the protruding position of the tape end drawing device pressing member (71) of the movement supporting member. A roller actuating member (74) is provided, and the tape end pulling device pressing member (71) and the sandwiching roller actuating member are provided at an intermediate position to engage with a support member of the tape end holding device and move. An engagement member (80) for fixing the position of the support member is rotatably supported, and an operation member (85) of the engagement member is rotatably attached to a position of the engagement member on the tape end supply device side. Provide the tape end at a position adjacent to the operating member. Intermittent binding machine according to paragraph 3 range of the actuating member is attached to Tsumeude member to rotate (88) claimed in response to the proximity operation of the device. 5. The tape holding and pulling device is provided with a ratchet gear (56) on one end surface of the holding roller, and the tape end pulling device is engaged with the ratchet gear to move the holding roller in a fixed direction. Rotating claw member (5
8) is provided, one end of the claw member is attached to one end of a rotating arm (57) coaxially supported by the sandwiching roller, and the other end of the rotating arm is spring-loaded in the tape pull-out side rotation direction of the sandwiching roller. The intermittent member according to claim 3 or 4, wherein the tape pull-out device pressing member of the tape pull-out control device is provided so as to be able to come into contact with and separate from one end edge of the swivel arm. Binding machine. 6. The tape pull-out control device, wherein the tape-end holding device is rotatably attached to one end of a nipping roller arm on a fixed shaft (48) provided on a supporting member of the tape-end holding device. The nipping roller operating member provided in the apparatus is brought into contact with the other end of the nipping roller arm, and the nipping roller operating member swings the nipping roller arm around the fixed shaft to move the nipping roller into the nipping member. The intermittent binding machine according to claim 3 or 4, which is moved closer to or away from the device.