KR870004091Y1 - Parts supplying apparatus for fastener assembling and setting machine - Google Patents

Abstract

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Description

Fastener parts supply for fastener assembly and attachment

1 is a fragmentary front view of a portion of a fastener component supply apparatus for implementing this design.

2 is a partially enlarged plan view of the apparatus of FIG. 1 showing a dropper mechanism without fastener parts.

3 is an enlarged cross-sectional view taken along line III-III of FIG.

4 is an enlarged perspective view of the posture adjusting block in the apparatus of FIG.

5 is a side view of a part of the device according to the present invention illustrating a method for adjusting the posture of the fastener component by the posture adjusting block.

* Explanation of symbols for main parts of the drawings

P: Fastener part 11: Schut

12: lower discharge end 13: dropper mechanism

14: posture control block 15: guide groove

16: guide block 17: loading unit

18: Pusher 19: vertical guide track

20: vertical slot 21: vertical groove

22: first bell crank 23: second bell crank

24: operating rod 25, 29, 36: pin

26, 27: parts 28: stopper

30, 31: Aang 32: torsion coil spring

33: circular press 34: connection block

35 holder 37 end flange

38: intermediate operating flange 39: support pin

40: compression coil spring 41: hydraulic cylinder

42: support plate 43: piston rod

44: latch color 45: stopper flange

46: horizontal guide channel 47: center vertical hole

47a: vertical vertical wall 47b, 47c: vertical vertical wall

47d: vertical back wall 48: guide surface

48a: front guide 48b: side guide

This design relates to a stationary washer for hook-and eye fasteners and a device for supplying fastener parts one at a time to the loading station of the fastener assembly and attachment.

There are a variety of fastener component feeders used for automatic fastener assembly and attachment to supply fastener parts one by one to the loading of the device. Such conventional devices are usually installed detachably on a chute to store a predetermined number of fastener parts, and are connected to the storage container to transfer the fastener parts from the reservoir to the longitudinal track of the chute. It includes a pusher that is activated to push in.

The structure of the conventional device is as such, the fastener assembly and attachment stops every time the fastener parts in one storage container are all supplied and then replaced. As a result of this shutdown, the fastener assembly and attachment work is less efficient. It is also disadvantageous that the fastener component is susceptible to deformation or breakage as it is pushed into the longitudinal guide track by the pusher.

Conventional devices usually include a lower end portion that is gently bent toward the loading section, so that the fastener component can be delivered to the loading section in a horizontal direction, that is, in a horizontal posture. However, it is difficult to manufacture curved lower ends and overall increases the cost of manufacturing the fastener component feeder.

This invention has been made in view of the above problems, and an object of this invention is to provide a fastener component supply device which eliminates or substantially eliminates the above-mentioned disadvantages of the conventional device.

More specifically, it is an object of the present invention to provide an apparatus for supplying the fastener parts one at a time to the fastener assembly and the loading section of the attachment without interrupting the operation of the fastener assembly and the attachment.

Another object of this invention is to provide a fastener part supplying device having a structure which can transfer gravity from the chute to the loading part of the attaching machine without damaging the fastener part.

It is a further object of this invention to provide a fastener component feeder comprising an attitude adjustment block which enables the fastener component to be delivered to the fertilization loading position in the horizontal or horizontal direction.

According to this design, the fastener component feeder includes a dropper means connected to the chute for transferring the fastener components from the chute to the fastener assembly and to the loading of the attachment one at a time. The dropper means is pivotally fitted to the chute and is capable of protruding into the longitudinal guide track of the chute so that the first fastener includes a stopper that prevents the leading fastener component from sliding down further along the longitudinal guide track. A bell crank pivotally fitted to the chute and comprising a circular presser spaced upstream slightly longer than the maximum length of each of the fastener parts in the longitudinal direction of the guide track three times from the stopper; The circular presser protrudes into the longitudinal guide track and is reciprocally supported by the second bell crank and the chute, which is actuated to press the subsequent fastener component against the chute, and is operatively connected to the first and second bell cranks to provide the first and second bell cranks. An actuating rod that swings the second bell crank to move the stopper and the circular presser to alternately protrude into and out of the longitudinal guide track. Consists of. The device of the present invention also includes a posture adjusting block disposed on the loading portion so that the fastener part can be inserted into the loading portion in a straight posture.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings.

As shown in Fig. 1, the fastener component supply apparatus 10 which implements this design usually has an upper long end connected to a component feeder (not shown), and a lower discharge end 12 of the fastener attachment and assembly machine. It is made of an inclined straight chute 11 facing the loading part S (only the bottom part is shown), so that the fastener parts P are transferred from the part feeder to the loading part S using gravity. have. The feeder 10 also includes a dropper mechanism 13 and a posture adjustment block 14, which dropper mechanism 13 is connected to the chute 11 to shutt the fastener parts P. (11) to be delivered to the loading section (S) one at a time, the posture control block 14 is installed in the loading section (S) so that each fastener part (P) is loaded at the lower discharge end (12) It is designed to adjust the posture of parts when delivered to

The loading unit S is provided in the guide groove 15 made in the horizontal guide block 16 constituting a part of the loading unit 17. The loading unit 17 includes a feeder or pusher 18 reciprocating in the guide groove 15 to transfer the fastener part P from the loading part S to the work part (not shown). It is supposed to. The fastener parts P of the illustrated embodiment consist of a fixed washer of a hook-and eye fastener. However, it should be noted that the component supply apparatus 10 of the present invention is useful for supplying any kind of flat fastener component.

The chute 11 includes a longitudinal guide track 19 which abuts on its front face, and the fastener parts P slide down one by one within this longitudinal guide track 19. The chute 11 is adjacent to the vertical slot 20 and the vertical slot 20 extending upwardly from the lower discharge end 12 to a certain range and open to the guide track 19 and the guide track ( It also includes a longitudinal groove 21 facing the opposite side of 19).

The dropper mechanism 13 is pivotally fitted to the first bell crank 22 and the chute 11 pivotally installed in the longitudinal groove 21, and is located upstream of the first bell crank 22. A second bell crank 23 installed, and a reciprocating actuating rod 24 operatively connected to the first and second bell cranks 22, 23 to oscillate them in a constant time relationship. .

The first bell crank 22 is pivotally fitted to the chute 11 by a pin 25, and has a pair of two forked corners 26, 27. One corner portion 26 faces the lower discharge end 12 of the chute 11, and the other corner portion 27 is in a direction away from the guide track 19 vertically. The stopper 28 which protrudes in the direction away from a perpendicular | vertical direction is arrange | positioned at the edge part of each part 26. The stopper 28 is moved in and out of the guide track 19 through the longitudinal slot 20 in response to the vibration of the first bell crank 22. Normally, the stopper 28 is in the retracted position away from the guide track 19.

The second bell crank 23 is pivotally fitted to one side of the chute 11 by a pin 29, and has a pair of two branched aangles 30, 31, one side a 30 extends substantially parallel to the direction of the corner portion 26 of the first bell crank 22 from the pin 29, and the other arm 31 takes a direction away from the guide track 19 vertically. . The torsional coil spring 32 is wound around the pin 29 to act between the pin 29 and the second bell crank 23 to rotate the second bell crank 23 clockwise in FIG.

At the distal end of the arm 30, a circular presser 33 for pressing the fastener part P2 against the shoe 11 is arranged.

As shown in Figs. 2 and 3, the circular presser 33 is a circular plate or disc which is supported at the distal end of the arm 30 via the intermediate connecting block 34. The connecting block 34 is fixed to the arm 30 with a screw and extends from the arm 30 so that the circular press 33 can be placed into the guide track 19.

As described above, since the second bell crank 23 is forced to rotate clockwise in FIG. 1 by the torsion coil spring 32, the circular presser 33 is normally in the pressed position, which is the position In the lower part of the outer peripheral portion of the circular presser 33 protrudes into the guide track (19). The circular presser 33 is spaced apart from the stopper 28 upstream slightly longer than the maximum length of the wing of the paster part P in the longitudinal direction of the guide track 19, so that the first and second bells Each time the cranks 22 and 23 are swung, one fastener component is pulled out at a time.

As shown in FIG. 1, the actuating rod 24 is supported by the holder 35 which extends in the longitudinal direction of the chute 11, and is fixed to the underside of the chute 11. As shown in FIG. Both ends of the actuating rod 24 protrude from the holder 35 and the lower end thereof is pivotally connected to the end of the corner portion 27 of the first bell crank 22 with a pin 36.

The pin 36 penetrates radially through the actuation rod 24 between the pair of end flanges 37, 37. The actuation rod 24 also includes an intermediate actuation flange 38 disposed between the holder 35 and the upper end flange 37. The intermediate actuating flange 38 is located upstream of the support pin 39 fixed to the distal end of the arm 31 of the second bell crank 23. The compression coil spring 40 winds the actuating rod 24 between the holder 35 and the intermediate actuating flange 38, thereby depressing the actuating rod 24 downstream of the chute 11, thus providing intermediate actuation. The flange 38 engages the support pin 39 to rotate the second bell crank 23 counterclockwise in FIG. 1 against the force of the torsion coil spring 32.

The hydraulic cylinder 41 is supported adjacent to the holder 35 by the support plate 42, and includes a piston rod 43 for reciprocating side by side with the operating rod 24. The holding collar 44 supported at the outer end of the piston rod 43 is held in engagement with the stopper flange 45 disposed at the upper end of the actuating rod 24. The piston rod 43 is kept at maximum advance as usual in FIG. At this time, the intermediate operation flange 38 is spaced apart from the support plate 39 of the second bell crank 23 at a predetermined interval.

As shown in FIG. 4, the posture adjusting block 14 has a rectangular shape, and has a longitudinally extending horizontal guide channel 46 opened downward so that the pusher 18 (FIG. 1) passes, and the fastener component P. As shown in FIG. (FIG. 5) includes a central vertical hole 47 through the horizontal guide channel 46 to pass through. The central vertical hole 47 is substantially square, and is formed by combining the front vertical wall 47a, a pair of opposing side vertical walls 47b, 47c, and the rear vertical wall 47d. The positioning block 14 has a top surface lowered around the front and side vertical walls 47a, 47b, and 47c to form a guide surface 48 inclined downward by concentrating to the central vertical hole 47.

The inclined guide surface 48 is a front guide surface 48a adjacent to the front vertical wall 47a and a pair of opposed lateral guide surfaces 48b and 48b adjacent to the side vertical walls 47b and 47c, respectively. It consists of. The inclination angles of the front guide surface 48a and the side guide surfaces 48b are different from each other so that the side guide surfaces 48b are inclined more sharply than the front guide surface 48a. The inclination angle of the front guide surface 48a is preferably substantially the same as the inclination angle of the chute 11, as in FIG. According to the structure of this guide surface 48, the back vertical wall 47d extends upwards through the front and side vertical walls 47a, 47b, 47c.

The operation method of the fastener component supply apparatus 10 having such a structure is as follows. First, when the hydraulic cylinder 41 is operated to move the piston rod 43 from the maximum forward position of FIG. 1 to the retracted position, the operating rod 24 is subjected to the force of the compression coil spring 40 to the chute 11. Slide down in the direction of. According to this sliding movement of the operating rod 24, as indicated by the dotted line, the first bell crank 22 is rotated counterclockwise so that the stopper 28 passes through the longitudinal slot 20 to the longitudinal guide track 19. ) Is moved into.

Almost simultaneously or preferably slightly later, the intermediate actuating flange 38 strikes the support plate 39 and rotates the second bell crank 23 against the force of the torsional coil spring 32, thereby forming a circular presser ( 33) is released from the pushed state with the leading fastener part P1 as indicated by the dotted line. Accordingly, the leading fastener part P1 slides down along the guide track 19 and is caught by the stopper 28.

Next, when the hydraulic cylinder 41 is operated to bring the piston rod 43 to the advanced position, the operating rod 24 is moved in the upstream direction of the chute 11 against the force of the compression coil spring 40. If the intermediate actuating flange 38 is displaced from the support plate 29 according to the upward movement of the actuating rod 24, the second bell crank 23 is rotated clockwise by the torsion coil spring 32, so that the circular presser 33 is in a state of engaging with the next fastener part P2. At the same time, the first bell crank 22 is also rotated clockwise to retract the stopper 28 from the longitudinal guide track 19, so that the leading fastener part P1 is moved along the longitudinal guide track 19. 11) to slide down toward the lower discharge end (12).

In this way, the first and second bell cranks 22, 23 swing in a constant time relationship with each other according to the reciprocating motion of the operating rod 24, so that the stopper 28 and the circular presser 33 alternately. By moving the protruding in and out of the longitudinal guide track 19, the fastener part P is loaded at the chute 11 each time the swing of the first and second bell cranks 22, 23 is completed. One by one.

The fastener part P released from the dropper mechanism 13 goes down along the longitudinal guide track 19 and is loaded from the lower discharge end 12 of the chute 11 as shown in FIG. Discharged into the loading section (S). At this time, the fastener part P is guided along the inclined front guide surface 48a to enter the center vertical hole 47 and then into the horizontal guide channel 46 in an oblique position, and finally to guide the guide block 16. The groove 15 is laid flat on the bottom. Occasionally, the fastener part P is bounced back from the guide block 16 to the upper right of FIG. 5 and re-entered into the center vertical hole 47 to impinge on the rear vertical wall 47d. At this time, the fastener part P falls into the guide channel 46 through the center vertical hole 47 and shakes or vibrates the center vertical hole 47.

This fastener part P is placed flat on the bottom of the guide groove 15. The pusher 18 is then actuated to supply the fastener part P from the long end S to the work stage (not shown), where the fastener part P is attached to the garment fabric or assembled with the partner fastener part. do.

Claims (13)

An apparatus 10 for supplying the fastener parts P one at a time to the fastener assembly and the loading part S of the attaching machine, wherein the fastener parts P slide along the longitudinal guides 19 and the sheet. A chute 11 including a lower discharge end 12 disposed adjacent to the whole S and connected to the chute 11 to fasten the fastener parts P from the chute 11 to the loading part S. In the fastener component supplying device consisting of dropper means (13) which are delivered one at a time, the dropper means (13) is pivotally fitted to the chute (11), and the longitudinal guide track (19) A first bell crank 22 comprising a stopper 28 which is able to protrude inwards and blocks the leading fastener part P1 from slipping further; A circular press which is pivotally fitted to the shoe unit 11 and spaced apart upstream from the stopper 28 in the longitudinal direction of the longitudinal guide track 19 slightly longer than the maximum length of the fastener component P wings. A second bell crank comprising a stand 33, the circular presser 33 projecting into the longitudinal guide track 19 to actuate a subsequent fastener part P2 against the chute 11; 23); And reciprocally supported by the chute 11 and operatively connected to the first and second bell cranks 22 and 23 to swing the first and second bell cranks 22 and 23 to An actuating rod (24) for moving the stopper (28) and the circular presser (33) to alternately protrude into and out of the longitudinal guide track (19); Fastener parts supply device, characterized in that consisting of. 2. An apparatus according to claim 1, wherein each of the stopper (28) and the circular presser (33) is movable in a plane substantially perpendicular to the entire plane of the longitudinal guide track (19). 3. The circular presser (33) according to claim 2, wherein the circular presser (33) protrudes into the longitudinal guide track (19) from the front of the shroud (11) coinciding with the opening direction of the longitudinal guide track (19), and the stopper ( 28) protrudes from the back of the shout (11) into the longitudinal guide track (19). 2. The first bell crank (22) according to claim 1, wherein the first bell crank (22) comprises a pair of two forked corners (26, 27) such that the stopper (28) is disposed at the end of one corner (26) and the other A corner portion 27 is pivotally connected to the actuating rod 24, and the second bell crank 23 includes a pair of two forked arms 30 and 31 so that the circular press 33 ) Is disposed at the end of one arm (30) and the other arm (31) is pivotally connected to the actuation rod (24). The said one side part 26 and the said one arm 30 are taken in substantially the same direction, The said circular presser 33 is the said direction which coincides with the opening direction of the said longitudinal guide track 19. And a stopper (28) protruding from the front of the chute (11) into the longitudinal guide track (19), and the stopper (28) protruding into the longitudinal guide track (19) from the rear surface of the chute (11). 5. The shroud (11) according to claim 4, wherein the chute (11) also comprises a longitudinal slot (20) opened by the longitudinal guide track (19), the stopper (28) of which is different from the end of the one leg (26). Protruding parallel to the corner portion (27), the apparatus being movable to protrude into the longitudinal guide track (19) through the longitudinal slot (20). 7. The first bell according to claim 6, wherein the chute (11) comprises a longitudinal groove (21) adjacent to the longitudinal slot (20) and facing in the direction opposite to the longitudinal guide track (19). And a crank (22) pivotally operated to be received in the longitudinal groove (21). 5. The stopper 28 is normally held in a retracted position away from the longitudinal guide track 19, and the circular presser 33 is normally pressed into the longitudinal guide track 19. When the operating rod 24 is normally spaced apart from the other arm 31 and the operating rod 24 reciprocates, the second bell crank 23 is rotated by walking the other arm 31. And an intermediate actuating flange (38) operative to retract the circular presser (33) from the longitudinal guide track (19). 9. The apparatus according to claim 8, wherein the device (10) has a forward position for projecting the stopper (28) into the longitudinal guide track (19) and protruding the circular presser (32) out of the longitudinal guide track (19); Means for reciprocating the actuating rod 24 between a retracted position where the stopper 28 projects the circular presser 33 out of the longitudinal guide track 19 into the longitudinal guide track 19, The reciprocating means includes a piston rod 43 supported by the chute 11 and operatively connected to the actuation rod 24 side by side to move the actuation rod 24 to the retracted position. A cylinder means 41, a spring means acting to push the actuating rod 24 wound around the actuating rod 24 to the forward position, and the actuating rod 24, and the piston rod 43 Held in a locked state to move the operating rod 24 to the forward position Device consisting of a stopper flange 45, which limits. The posture according to claim 1, wherein the chute 11 is inclined and extends straight, and is disposed on the loading portion S so that the fastener part P can be smoothly introduced into the loading portion S in a straight posture. And an adjustment block 14, the posture adjustment block 14 facing the loading part S while communicating with the center vertical hole 47 and the center vertical hole 47 through which the fastener component P passes. A front vertical wall 47a comprising a horizontal guide channel 46, the center vertical hole 47 being rectangular and disposed adjacent to the lower discharge end 12 of the chute 11; A pair of opposing side vertical walls 47b, 47c and a rear vertical wall 47d disposed apart from the lower discharge end 12 are combined, and the posture adjusting block 14 is front and side faces. The guide surface 48, which is lowered around the vertical walls 47a, 47b, 47c, is concentrated to the center vertical hole 47 and is inclined downward. Forming device. 11. An inclined guide surface (48) according to claim 10, wherein said inclined guide surface (48) is a front guide surface (48a) adjacent said front vertical wall (47a), and a pair of opposite sides adjacent to said side vertical walls (47b, 47c), respectively. Device consisting of guide surfaces (48b). 12. An apparatus according to claim 11, wherein the lateral guide surface (48b) makes a steeper slope than the front guide surface (48a). 12. An apparatus according to claim 11, wherein the inclination angle of the front guide surface (48a) is the same as the inclination angle of the shroud (11).