JPH0115284B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention relates to a top stop supply device for a top stop attaching device for a slide fastener.

BACKGROUND ART A conventional top stop supply device for a slide fastener top stop mounting device, as shown in Japanese Patent Publication No. 48-42582, stores a large number of top stops B in a chute A that is inclined in the vertical direction. Keep it, stop leading B
It is known that one piece of paper is sent to a holding part E of a top stop holding device D by a transfer rod C. (See Figure 9) Problems to be Solved by the Invention However, in the above-mentioned method, a large number of top stops are stored in a chute that is inclined in the vertical direction, so the top stops may overlap each other or stop in the middle. This has caused problems as it is not possible to send the material smoothly, and even if the transfer rod is operated, it may not be possible to reliably send the material to the top stop holding device.

SUMMARY OF THE INVENTION An object of the present invention is to solve the above problems and provide a top stop feeding device for a top stop attaching device that can accurately and reliably feed out one top stop.

Means for Solving the Problems In order to solve the above-mentioned problems, the present invention aims to remove the top stop 41 from the parts feeder as shown in FIG.
The chute 1 is transported along the upper edge of a long thin plate-shaped chute 15 arranged vertically and continuously in the lateral direction.
5 receives the top stop 41 on the downstream side of the top stop 41, and attaches it to the punch receiving surface 4 of the top stop attaching device as shown in FIG.
In the top stop supply device of the top stop attachment device for a slide fastener configured to supply the top stop holding part between the punch part 7 and the top stop holder, the downstream end of the chute 15 communicating with the parts feeder and A movable chute 24 in the form of a long and thin plate arranged vertically and continuously in the lateral direction is provided so as to reciprocate between the insides of the upper stop holding parts 4 and 7 of the device, and the movable chute 24 is provided above the chute 15 communicating with the parts feeder. Edge leading stop 41
As shown in FIG.
A top stop feeding device 22 is provided which includes a feeding claw 32 which is fed through the upper edge of the top stop holding part 4, 7 of the top stop mounting device into the top stop holding parts 4, 7 of the top stop attaching device.
4 is configured to move in conjunction with the reciprocating movement of the top stop delivery device 22, so that the top stop 41 is accurately and reliably supplied one by one to the top stop holding portion of the top stop removal device of the slide fastener. This is what I did.

Example Embodiments of the present invention will be described below based on the drawings.

FIG. 1 is a perspective view schematically showing the main parts of a top stop attaching device provided with a top stop supply device of the present invention;
The figure is a top view of a fastener chain applied to the top stop attachment device of the present invention, showing the top stop attachment position. Further, FIG. 3 is a sectional view at the top stop mounting position, showing the state in which the top stop having a U-shaped cross section is attached. The top stop feeding device, which is a feature of the present invention, is shown in a perspective view in FIG.

First, an example of the punch device 13 that supplies the top stop by the top stop supply device of the present invention will be described in the first example.
To roughly explain the figure, the punching device 13
The punch holder 3 is attached to the frame 1 so as to be reciprocated in the vertical direction within the punch holder guide section 2 by an appropriate driving means such as an air cylinder, and the punch holder 3 is provided protruding from the lower outer surface of the punch holder 3. , a die part 5 having punch receiving surfaces 4 on both sides, and a punch part 7 which is pivotally supported on the outer surface of the punch holder 3 by a support shaft part 6 at an intermediate part thereof, and which faces the punch receiving surface 4 at a lower end part. a pair of punch arms 8 having connected to each other at the second rotation shaft part 11, and connected to this second rotation shaft part 11,
It is comprised of a ram 12 that reciprocates in the vertical direction using appropriate driving means such as an air cylinder. Then, the ram 12 is reciprocated up and down by an appropriate drive means, and the lower ends of the pair of punch arms 8 are swung around the support shaft 6 via the link mechanism, so that the punch part 7 at the lower end is moved to the die part 5. The top stop 41, which is held between the punch part 7 and the punch receiving surface 4, is attached by being pressed against the punch receiving surface 4 and tightened to the tape side edge 45 of the fastener chain 42. The top stop supply device 14 is provided on the side of the punch arm 8 as shown in FIG.
2, it is configured to be supplied and held between the punch portion 7 formed in the recess at the lower end of the punch arm 8 and the punch receiving surface 4 formed in the recess on the side surface of the die portion 5. Further, the lower part of the punch device 13 and the top stop supply device 14 is a transfer path for a long fastener chain 42 to which the top stop 41 is attached, and the fastener chain 42 that has been transferred is transferred to the fastener guide chain section 47 to remove its fastener tape. As shown in FIG.
3, the upper stop 41 is attached.

Next, the top stop supply device 14, which is a feature of the present invention, will be explained. As shown in FIGS. 1 and 4, the top stop supply device 14 is connected to a downstream end of a chute 15 communicating with a parts feeder ball 16 of a parts feeder (not shown) and a punch device 13.
A moving chute 24 that reciprocates between the top stop holding part and the top stop 41 fed onto the chute 15 communicating with the parts feeder ball 16 is moved inside the top stop holding part of the punch device 13 through the moving chute 24. It consists of a top stop sending device 22 that sends out.

First, the chute 15 that receives the upper stop 41 from the parts feeder and delivers it to the upstream end of the movable chute 24 will be explained.As shown in FIG. 41 are vertically arranged so as to be conveyed one after another, and two pieces are provided in parallel so that the top stops 41 can be attached to the left and right fastener tapes 43 at the same time. And shoot 1
The upstream side of the ball 5 is provided in communication with the parts discharge port of the ball 16 of the parts feeder, and the downstream side is provided close to the base 17. The upper stops 41 in the balls 16 of the parts feeder, which are stored in large numbers, are successively moved downstream over the upper edge of the chute 15 by the vibration of the vibration device of the parts feeder. It has become like this,
The two chute 15 are also connected to the vibration device so that the continuously moving upper stops 41 move straight in parallel without interfering with each other. In order to stop the upper stop 41 at an appropriate position slightly upstream from the downstream end of the chute 15, a fifth
As shown in the figure, two suction pipes 18 and 19, first and second, are provided close to each other on the side of the upper edge of each chute 15, and suction is performed by operating the respective switching valves 20. Communication with the pipe 21 is controlled. When moving one upper stop 41 to the downstream side,
The switching valve 20 of the second suction pipe 19 is operated to stop the suction, and the part feeder is moved downstream by the vibration of the vibration device of the parts feeder. It is designed to automatically stop near the end. In addition, the switching valve 20 of the first suction pipe 18 is operated to stop the suction, and the upper stop 41 that has moved downstream due to vibration is sucked by the second suction pipe 19, and the upper stop 4 to be supplied next.
It is set to standby as 1. In addition, upper stop 4
As a means for stopping 1 at a predetermined position, in addition to the suction tube, a claw feeding method, a method of stopping by controlling vibration, etc. can be used.

Next, the movable chute 24 will be explained. The two moving chute 24 are arranged in parallel on the upper surface of the sliding block 23, and the sliding block 23 is formed above the base 17 provided on the outside facing the upper stop holding part of the punching device 13. It is configured to be able to reciprocate within the recess in a longitudinal direction parallel to the two chute 15 communicating with the parts feeder. By the reciprocating movement of the sliding block 23, the movable chute 24 maintains the same position as the upper edge of the chute 15 communicating with the parts feeder, and the upstream end of the movable chute 24 is moved toward the parts feeder. The movable chute 24 is reciprocated to a position where the downstream end of the movable chute 24 is inserted into the upper stop holding portion between the punch receiving surface 4 and the punch portion 7 of the punching device 13. Like the chute 15 on the parts feeder side, it is composed of two elongated plate-like bodies arranged vertically and continuous in the lateral direction. In addition, mobile chute 24
Support plates 25 each having a through hole 26 for a guide rod 28 at the upper end thereof are attached to both sides of the sliding block 23 on which the parts feeder side faces the downstream side of the chute 15. This support plate 25 is in contact with the side surface of the feeding claw holder 31 of the upper stop feeding device 22, which will be described later, and the guide rod 2
The sliding block 23 is pressed against the first compression spring 29 wound around the upper end 8, and moves together with the support plate 25 toward the upper stop holding portion. Therefore, the movable chute 24 provided on the sliding block 23 also moves in conjunction with the top stop delivery device.

As shown in FIG. 4, L-shaped support blocks 27 are provided on both sides of the base 17 on which the sliding block 23 is provided, on the side facing the upper end holding portion of the punch device 13. This L-shaped support block 27 is provided so as to extend widely over the sliding block 23 to the extent that it does not hinder the movement of the movable chute 24, thereby preventing the sliding block 23 from floating. There is. Furthermore, one end of two guide rods 28 provided in parallel is fixed to the upper surface of the L-shaped support block 27, and these guide rods 28 are connected to the two chute 15 on the parts feeder side and the two movable parts feeder side. The through hole 26 of the support plate 25, which is arranged parallel to the chute 24 and provided in the sliding block 23, and the top stop delivery device 22
The other end is extended for an appropriate length through the feeding claw holder 31 and fixed to the frame. A first compression spring 29 is wound between the support block 27 and the support plate 25, so that the upstream end of the movable chute 24 approaches the final downstream end of the chute 15 on the parts feeder side. Furthermore, the downstream end of the movable chute 24 is separated from the upper stop holding portion of the punch device 13. Further, a second compression spring 30 which is shortened to a predetermined length is wound around the guide rod 28 from the support plate 25 to the feeding claw holder side for reasons described later.

Next, the top stop delivery device 22 will be explained. The upper stop feeding device 22 is composed of a feed pawl holder 31, a feed pawl 32, and a pawl portion 33. The feed pawl holder 31 has an L-shaped cross section and is slidably attached to the guide rod 28. The feeding claw 32 is connected to the feeding claw holder 31.
The lower end of the feed claw 32 is split into two parts, and the tip thereof touches the upper edges of the two chute 15 and is connected to the upper stop 41 of each of the two chute 15. Opposing claw portions 33 are provided.
The claw portion 33 is provided with a bottom portion having an inverted U-shaped cross section in accordance with the cross-sectional shape of the upper stop so as to straddle the upper edge of the chute 15, and is fed by pressing the rear end of the upper stop at the upper edge of the chute. It is arranged like this. A piston connecting portion 34 is rotatably connected to the upper part of the feed pawl 32, and is connected to a piston 35 of an air cylinder 36 arranged parallel to the longitudinal direction of the chute 15. As shown in FIG. 6A, a feed pawl rotation stopper is provided at each intermediate portion of the feed pawl 32 between the support shaft portion of the feed pawl holder 31 and the pawl portion 33, and between the support shaft portion and the piston connection portion 34. bolt 37,
38, the lower bolt 37 contacts the lower end surface of the feed pawl holder 31 and prevents the feed pawl 32 from rotating counterclockwise, and the upper bolt 38 connects the tip of the bolt 38 with the feed pawl. A slight gap is provided between the upper side wall of the holder 31 and the piston 35 is provided so that it can rotate clockwise within a minute angle when it enters the air cylinder 36 as shown in FIG. There is. and two each bolt 37,
38 adjusts the protruding length of the bolt with a nut so that the claw portion 33 can properly contact the upper stop 41 and be reliably separated from the upper edge of the chute 15.

Further, as shown in FIG. 4, a micro switch 39 is attached to the frame on the side of the top stop supply device 14, and a bolt 40 for operating the micro switch 39 is attached to the support plate 25 attached to the sliding block 23. installed. And sliding block 2
When the upstream end of the moving chute 24 provided at 3 approaches the downstream end of the chute 15 on the parts feeder side so as to communicate with it, the tip of the bolt 40 pushes the micro switch 39 and the punching device 13 is lowered. Issues a command and performs the work of tightening and installing the top stop. On the other hand, when the tip of the bolt 40 is away from the micro switch 39 and the moving chute 24 provided on the sliding block 23 is on the upper stop holding part side of the punching device 13, the punching device 13 is prohibited from lowering. It's summery. In addition, by linking the vibration device of the parts feeder and the micro switch 39, the chute 15 on the parts feeder side is connected as shown in FIG.
When the movable chute 24 is separated from the movable chute 24, the vibration oscillation can be stopped to prevent the upper stop 41 from falling off the final end of the chute 15.

The configuration of the top stop supply device 14, which is a feature of the present invention, is as described above, and the top stop supply device 14 supplies the top stop 41 to the top stop holding portion of the punch device in the following order. be exposed.

FIG. 6 sequentially shows the process of supplying the top stop 41 by the top stop supply device 14. First, FIG. The upper stop 41 sent to the final end on the downstream side of the chute 1 touches the rear end of one
5, the movable chute 24 is connected to the final downstream end of the chute 15 on the parts feeder side in preparation for delivery of the top stop 41, and the punch device 13 is on standby at the position shown by the two-dot chain line. It shows the state in which Next, when the air cylinder 36 is operated and the piston 35 is extended, the feed pawl 32 is guided by the guide rod 28 together with the feed pawl holder 31 and moves toward the movable chute 24, as shown in FIG. The leading stop 41 at the upper edge of the end is delivered to the upper edge of the moving chute 24 which is connected to the chute 15. During this time, the movable chute 24 is urged by the first compression spring 29 and therefore does not move. FIG. 6C shows that the feed pawl 33 continues to move and the side surface of the feed pawl holder 31 is pushed against the support plate 25 against the second compression spring 30.
, and slide the sliding block 23 to move the downstream end of the moving chute 24 into the gap between the punch part 7 of the punch arm 8 and the punch receiving surface 4 of the die part 5, as shown in FIG. I just inserted it. FIG. 6D shows that the feeding claw holder 31 is further moved and the upper stop 41 is moved by the claw portion 33 of the feeding claw 32 into the gap between the punch portion 7 and the punch receiving surface 4 along the upper edge of the chute 24. It has just been sent to. When the feeding of the top stop 41 into the top stop holder is completed, the sixth
As shown in FIG. During this time, one upper stop 41 is moved to the final downstream end of the chute 15 by operating the suction pipes 18 and 19. The sliding block 23 moves in the opposite direction due to the biasing force of the first compression spring 29, and connects with the upstream end of the moving chute 24 and the downstream end of the chute 15 on the parts feeder side, as shown in FIG. 6E. . Then, the feeding claw 32 is tilted and the claw portion 33 is separated from the upper edge of the movable chute 24. In Fig. 6, the feed pawl 32 and the feed pawl holder 31 have further retreated and stopped beyond the position of the newly placed leading upper stop 41, and the feed pawl holder 31 is returned to its original state and the next step is performed. Waits for the upper stop 41 to be delivered.

In this way, the top stop feeding device 14 repeatedly supplies the top stop 41 into the top stop holding portion of the punch device one after another by repeating the operations shown from A to F in FIG. Then attach the top stop 41. Note that the second compression spring 30 wound around the feed pawl 32 side of the guide rod 28 is moved so that the claw portion 33 of the feed pawl 32 pushes the top stop 41 so that there is no problem in feeding out the leading upper stop 41 on the chute 15. The second compression spring 30 is set to a predetermined short length so that it does not come into contact with the side surface of the feeding claw holder 31 until it reaches the top of the chute 24. and the first
By providing the compression spring 29 and the second compression spring 30 together and setting the movement stroke of the movable chute 24 to be large, the movable chute 2
The downstream end of No. 4 can be easily inserted into the upper stop holding portion. Further, when the feed pawl 32 is retracted, the tilting timing of the feed pawl 32 is delayed so that it can be removed from the upper stop holding portion without any trouble.

FIG. 7 shows the upper stop 41 being supplied from the upper stop supply device 14 to the punch device 13 in the upper position, and the movable chute 24 is connected to the punch portion 7 of the punch arm 8 and the punch receiver of the die portion 5. Side 4
The upper stop 41 is supplied by being inserted into the gap between them. At this time, in order to facilitate acceptance, the lower end of the punch arm 8 is swung outward as shown by the three-dot chain line to widen the gap, and after insertion, it is returned to its original state and the upper stop 4
1 from both sides and hold the upper stop 41 in each recess of the punch portion 7 and the punch receiving surface 4. Then, the feeding claw 32 and the movable chute 24 are removed from the gap. FIG. 8 shows the punch device 1 holding the top stop 41.
3 descends, and the top stop 4 is placed on the side edge of the fastener tape.
1 is fitted, and the lower end of the punch arm 8 is swung inward as shown by the two-dot chain line to tighten and install.

Effects of the Invention The present invention provides a plate-shaped chute that is continuous and vertically disposed in the lateral direction in which the parts feeder communicates.
Similarly, a plate-shaped movable chute arranged vertically and continuously in the lateral direction is provided to move the top stop in a straight line and supply it to the top stop holder, so a large number of top stops can be fed one after another without any trouble. In addition, since the movable chute is reciprocated in conjunction with the top stop feeding device, the top stop does not fall off from the chute, and each piece is accurately and reliably fed into the top stop holding part of the top stop attaching device. It has excellent effects such as:

[Brief explanation of drawings]

FIG. 1 is a perspective view schematically showing the main parts of a top stop attaching device equipped with the top stop supply device of the present invention, and FIG. 2 is a plan view of a fastener tape that attaches a top stop using the top stop attaching device. , FIG. 3 is a sectional view taken along the - line at the top stop attachment position in FIG. 2, FIG. 4 is a perspective view of the top stop supply device of the present invention, and FIG. , FIG. 6 is a schematic side view sequentially showing the top stop feeding process by the top stop supplying device of the present invention, and FIG. 7 is a front view of the top stop being supplied to the top stop holding portion of the punch arm. 8 is a front view of the top stop attached to the fastener tape, and FIG. 9 is a perspective view of a known top stop supply device. 4...Punch receiving surface, 5...Die part, 7...Punch part, 8...Punch arm, 13...Punch device, 14...Top supply device, 15...Chute,
22...Top stop sending device, 23...Sliding block,
24...Movement chute, 28...Guide rod,
31...Feeding claw holder, 33...Claw part, 39...
Micro switch, 41... Top stop, 42... Fastener chain, 45... Side edge of fastener tape.

Claims (1)

[Claims] 1. The upper end 41 having a U-shaped cross section supplied from the parts feeder is moved along the upper edge of the long thin plate-like chute 15 arranged vertically and continuously in the lateral direction by the vibration of the vibration device. In a top stop supply device for a top stop attachment device for a slide fastener, which receives a top stop 41 on the downstream side of the chute 15 and supplies it to the top stop holding parts 4 and 7 of the top stop attachment device, A slender plate-like movement continuous in the lateral direction and vertically arranged to reciprocate between the downstream end of the chute 15 that communicates with the parts feeder and the inside of the top stop holding parts 4 and 7 of the top stop mounting device. Chute 24 and chute 1 that communicates with the parts feeder
A top stop equipped with a feed pawl 32 configured to feed one leading top stop 41 on the upper edge of 5 into the top stop holding parts 4 and 7 of the top stop attaching device through the moving chute 24. A slide fastener characterized in that the movable chute 24 is configured to reciprocate in conjunction with the top stop delivery device 22 and to supply one top stop 41. Top stop supply device for the top stop attachment device.