TWI755080B - Opening piece assembly and socket pressing body - Google Patents

Abstract

The invention provides an opening piece assembly device and a socket pressing body. The opening tool assembly device (1) is provided with: a conveying device for conveying the first and second fastener chains (2A, 2B); a socket body side clamp (40A) for holding the first fastener chain (2A); and holding the second fastener chain (2B) ) of the plunger side clamp (40B) and the downstream side clamp (40C); and a socket holding device (50) holding the socket body (21). A plunger-side jig (40B) and a downstream-side jig (40C) located on the conveying downstream side with respect to the plunger-side jig are movable to the conveying upstream side and the conveying downstream side in order to insert the plunger into the socket body (21). mode setting. The grasping position of the second fastener chain (2B) by the downstream side clamp (40C) is set to a position higher than the grasping position of the second fastener chain (2B) by the plunger side clamp (40B).

Description

Opening piece assembly and socket pressing body

The present invention relates to an opening tool combination device and a socket pressing body that combine a socket body and a plunger of an opening tool provided on a fastener chain.

Conventionally, there has been known a stopper injection molding apparatus including a fastener chain conveying mechanism for conveying a pair of fastener chains having a spacer formed by removing fastener element rows at predetermined intervals, and a stopper injection molding mechanism, It clamps a mold in the spacer part of a fastener chain, and injection-molded a stopper member (opening tool) (refer to Document 1: International Publication No. 2015/107621).

The stopper injection molding apparatus has a combination mechanism for combining the components of the stopper (socket body, plunger) with each other, and the combination mechanism includes a pair of clamps that respectively hold a pair of slide fasteners on which the stopper is injection-molded. a belt; and a clamp drive mechanism capable of moving a pair of clamps from a clamping position of the mold. In this combination mechanism, a pair of fastener tapes are held by a pair of clips, the other clip is moved to the downstream side in the conveyance direction of the fastener chain with respect to one clip of the pair of clips, and the other clip is moved away from the one clip, and then a pair of clips are moved. The jig moves in the width direction orthogonal to the conveying direction to approach, and then, with respect to one of the pair of jigs, the other jig is moved to the upstream side in the conveying direction to approach the one jig, whereby the jig is moved. The plunger is inserted into the socket body for assembly.

However, when the plunger is inserted into the socket body by the combination mechanism in the stopper injection molding apparatus described in Document 1, since the pair of clamps is moved to the downstream side in the conveying direction as described above, there is a problem with the fastener chain. Compared with the spacer, the fastener element row located on the upstream side interferes with the socket body, causing a possibility of poor combination. Therefore, it is necessary to make the length dimension of the spacer part along the conveyance direction large enough to prevent the fastener element row from interfering with the socket body, and it is difficult to reduce the material removed to form the spacer part. It is necessary to try to reduce the length dimension of the spacer while avoiding the interference of the fastener element row with the socket body, so as to smoothly combine the socket body and the plunger of the opening member.

An object of the present invention is to provide an opening tool combination device and a socket pressing body which can smoothly combine the socket body and the plunger of the opening tool provided on the fastener chain.

The opening piece combination device of the present invention combines the socket body provided on the first zipper chain on the left and the right with the plunger provided on the second zipper chain on the other side of the left and right. The opening piece combination device is characterized in that it has: A conveying device that conveys the first zipper chain and the second zipper chain; a socket-side clamp that holds the first zipper chain; a rod-side clamp that holds the second zipper chain; a downstream-side clamp , which grips the second fastener chain on the conveying downstream side as compared with the plunger-side jig; and socket holding means which holds the socket body at an opening piece combined position in the conveying direction based on the conveying means and the plunger-side clamp and the downstream-side clamp are installed in the opener assembly so as to be able to move to the conveying upstream side and the conveying downstream side in order to insert the plunger into the socket body, and the downstream The holding position of the second fastener chain by the side clip is set to a position higher than the holding position of the second fastener chain by the plunger side clip.

According to the opener assembly of the present invention, when the second fastener chain is temporarily moved to the upstream side of conveyance in order to insert the plunger into the socket body, the portion of the second fastener chain that is located on the downstream side of the conveyance from the plunger is also Moves to the socket body side, but since the holding position by the downstream side clip is set to a high position as described above, this part can be avoided to the upper side of the socket body, and the interference between the second fastener chain and the socket body can be reduced. condition. Therefore, it is possible to suppress operation stoppage due to poor combination of the opening tool, and to smoothly combine the opening tool of the fastener chain.

The opening tool assembly device of the present invention may include a socket pressing body having a pressing surface abutting on the upper surface of the socket body at the opening tool assembly position, the downstream side A gripping position of the second fastener chain by a clip is set to a position higher than a position where the pressing surface abuts on the upper surface of the socket body, and at least one of the socket pressing bodies is located relative to the pressing surface. A chain escape space is formed at the position on the other side of the left and right, and in this chain escape space, a portion of the second fastener chain that is located on the downstream side of the conveyance than the plunger can be arranged.

According to this configuration, by pressing the upper surface of the socket body with the pressing surface of the socket pressing body, the socket body can be suppressed from floating, and the positioning accuracy of the socket body can be improved. In addition, when the second fastener chain is temporarily moved to the conveyance upstream side in order to insert the plunger into the socket body, the portion of the second fastener chain located on the conveyance downstream side of the plunger also moves to the socket body side, but This part can be arrange|positioned in the chain escape space of the position located on the other right and left side with respect to a pressing surface, and it can reduce the interference of a 2nd fastener chain with a socket body or a socket pressing body. Therefore, it is possible to suppress operation stoppage due to poor combination of the opening tool, and to smoothly combine the opening tool of the fastener chain.

In the opening tool assembly of the present invention, the chain escape space may be formed in the socket pressing body so as to be continuous from a position on the left and right other side with respect to the pressing surface to a conveyance downstream side.

According to this configuration, although the portion of the second fastener chain held by the downstream clip is lifted to a position higher than the upper surface of the socket body and conveyed to the conveying downstream side after the opening member is assembled, the chain avoids the Since the space is continuous to the conveyance downstream side as described above, the second fastener chain can be conveyed smoothly without interfering with the socket pressing body.

In the opener assembly device of the present invention, the plunger-side clamp and the downstream-side clamp may be provided in the opener assembly device so as to be able to advance and retreat in the left-right direction, and the socket pressing body may be provided by the opener assembly device. The chain escape space is formed by an escape side surface standing up from the side edge of the pressing surface on the other side of the left and right sides, and an escape bottom surface extending from the escape side surface to the other side of the left and right sides. The continuous corners of the avoidance bottom surface are in a chamfered shape.

According to such a configuration, by moving the plunger-side clamp and the downstream-side clamp holding the second fastener chain to the upstream side of conveyance, advancing it to the left and right sides, and then moving it to the downstream side of conveyance, it is possible to The plunger is inserted into the socket body. In addition, when the plunger-side clip and the downstream-side clip are advanced to the left and right sides, the second fastener chain can be guided downward by the corners having the chamfered shape as described above. Therefore, even if the depth dimension in the vertical direction of the chain escape space is increased in order to increase the versatility with respect to various fastener chains having flexible properties, the second fastener chain can be suppressed from being excessively lifted and the position of the plunger can be reduced. effect, so that the opening pieces can be assembled smoothly.

In the opening tool assembly device of the present invention, the socket pressing body may be formed by a relief side surface standing up from a side edge of the pressing surface located on the other side of the left and right sides, and a side facing from the relief side surface. The avoidance bottom surface extending from the other side of the left and right sides forms the chain avoidance space, the socket holding device has a lower bearing surface for carrying the lower surface of the socket body, the pressing surface and the avoidance bottom surface and the lower bearing surface They are arranged opposite to each other in the up-down direction, and the up-down dimension between the avoidance bottom surface and the lower bearing surface is larger than the up-down dimension between the pressing surface and the lower bearing surface.

According to this configuration, the socket body can be firmly held from top to bottom by supporting the lower surface of the socket body with the lower bearing surface of the socket holding device widely and making the pressing surface of the socket pressing body abut against the upper surface of the socket body. In addition, in the state held in this way, since the vertical dimension between the relief bottom surface and the lower bearing surface is larger than the vertical dimension between the pressing surface and the lower bearing surface, the upper surface of the socket body and the relief bottom surface can also be installed between the upper and lower surfaces of the socket body. Form a chain to avoid space.

In the opening tool assembly device of the present invention, a plunger guide member may be provided at a position on the upstream side of conveyance with respect to the opening tool assembly position, and the plunger guide member can be directed to the first slide fastener relative to the first slide fastener. An ascending position where the chain and the second fastener chain ascend, and a descending position where the plunger of the second fastener chain can be guided from the left and right sides is ascended and descended.

According to this configuration, by disposing the plunger guide member at the lowered position when the plunger is inserted into the socket body, the plunger can be guided while the interference between the plunger and the first fastener chain is eliminated, and the combination opening can be performed smoothly. pieces.

The socket pressing body of the present invention is applied to the aforementioned opening piece assembly device of the present invention. The socket pressing body is characterized in that it has a pressing surface, and the pressing surface is in contact with the socket body at the opening piece assembly position of the opening piece assembly device. The upper surface is in contact, and a chain escape space is formed at least at the position on the other side of the left and right sides with respect to the pressing surface. part.

According to the socket pressing body of the present invention, the same functions and effects as those described above can be exhibited by being applied to the above-described opening tool assembly device of the present invention.

ADVANTAGE OF THE INVENTION According to this invention, the opening tool combination apparatus and the socket pressing body which can combine smoothly the socket body and the plunger of the opening tool provided in the fastener chain can be provided.

[Configuration of the present embodiment]

Hereinafter, embodiments of the present invention will be described based on the drawings.

In FIGS. 1 to 4 , the opening tool assembly 1 according to the present embodiment combines the socket body 21 provided on the first fastener chain 2A on one of the left and right (the left in FIG. 4 ) with the socket body 21 provided on the other of the left and right ( The plunger 25 (see FIGS. 5 and 6 ) on the second fastener chain 2B in FIG. 4 is combined.

In the following description, the direction along the conveyance direction A of the opening tool assembly 1 to the first fastener chain 2A and the second fastener chain 2B is referred to as the X-axis direction, and the left-right direction of the opening tool assembly 1 is referred to as the Y axis. The vertical direction of the opening tool assembly 1 is set as the Z-axis direction. The directions of the X, Y, and Z axes are orthogonal to each other.

The pair of left and right first fastener chains 2A and second fastener chains 2B each include a fastener tape 27 and a plurality of fastener elements 22 provided in parallel along the longitudinal direction of the fastener tape 27 (in this embodiment, the X-axis direction). The fastener element row 23 constituted by (engaging element). The socket body 21 and the plunger 25 are provided at predetermined intervals in the X-axis direction of the first fastener chain 2A and the second fastener chain 2B, and the fastener element row is formed in the portion where the socket body 21 and the plunger 25 are provided. 23 of the spacer 26 . The socket body 21 and the plunger 25 constitute the opening tool 20 .

The socket body 21 is formed with a plunger insertion port 215 (see FIGS. 4 and 5 ) opened on a surface on the upstream side of the conveyance described later, and the plunger 25 is inserted into the plunger insertion hole 215 . In the present embodiment, the socket body 21 and the plunger 25 are formed of an injection-molded resin member together with the fastener elements 22 with respect to the fastener tape 27 formed of a synthetic fiber woven structure, but the present invention is not limited thereto. In addition, in the present embodiment, the socket body 21 and the socket bar 24 are integrally formed, but the present invention is not limited to this, and a separate socket rod 24 may be attached to the socket body 21 .

The opening tool assembly 1 includes: a plate-shaped base body 10; a conveying device 30 for conveying the first fastener chain 2A and the second fastener chain 2B; a socket-side jig 40A for holding the first fastener chain 2A; The plunger side jig 40B and the downstream side jig 40C; the socket holding device 50 holding the socket body 21 at the opening piece combining position P1 in the conveying direction A based on the conveying device 30; The socket pressing body 60 of the pressing surface 61 abutting on the upper surface 211 of the socket pressing body 60; the connecting device that connects the first fastener chain 2A and the second fastener chain 2B to each other at the connection position P2 located on the upstream side of the conveyance with respect to the opening member combination position P1 70; and a plunger guide member 80 that guides the plunger 25 in the X-axis direction at a guide position P3 located on the upstream side of the conveyance with respect to the connection position P2.

As shown in FIG. 1 , the conveying device 30 is constituted by a feed roller 31 and a pressure roller 32 arranged on the unloading side of the first fastener chain 2A and the second fastener chain 2B. The fastener chain 2A and the second fastener chain 2B pass through the conveyance line L along the X-axis direction.

The socket-side jig 40A and the plunger-side jig 40B are arranged opposite to each other in the Y-axis direction with the conveyance line L interposed therebetween, and the downstream-side jig 40C is arranged on the conveyance downstream side with respect to the plunger-side jig 40B in the X-axis direction. The jig 40 which clamps the fastener tape 27 is comprised from 40A of socket body side jigs, the plunger side jig 40B, and the downstream side jig 40C. The jig 40 ( 40A to 40C) is configured so that the upper grip portion 41 and the lower grip portion 42 can approach and separate in the Z-axis direction, and sandwich the fastener tape 27 between the upper grip portion 41 and the lower grip portion 42 .

The gripping position of the fastener tape 27 by the socket body side clamp 40A and the plunger side clamp 40B is set to the same height position in the Z-axis direction. The gripping position of the fastener tape 27 by the downstream side clip 40C is set to a position in the Z-axis direction based on the gripping position of the plunger side clip 40B and the position where the pressing surface 61 of the socket pressing body 60 abuts the upper surface 211 of the socket body 21 . Both are high and set to a position lower than the escape bottom surface 63 of the socket pressing body 60 in the Z-axis direction.

In addition, each clamp 40 is attached to a clamp drive device 45 attached to the base body 10 via a bracket, and the upper grip portion 41 and the lower grip portion 42 of each clamp 40 can be moved in the Z-axis direction by the operation of the clamp drive device 45 The gripping and gripping release of the fastener tape 27 is performed by moving. The jig driving device 45 is constituted by, for example, an air cylinder device, a ball screw moving device, or the like. In addition, the plunger side clamp 40B and the downstream side clamp 40C are also attached to the clamp drive device 45, respectively. In addition, the socket body side jig 40A is moved in the X-axis direction and the Y-axis direction by a jig moving device not shown. The plunger-side jig 40B and the downstream-side jig 40C are moved in the X-axis direction and the Y-axis direction on the same trajectory with each other by a jig moving device (not shown). The jig moving device consists of a cylinder device, a ball screw moving device, or the like.

As shown in FIGS. 3 and 4 , the socket holding device 50 includes a lower bearing body 53 having a lower bearing surface 51 bearing the lower surface 212 of the socket body 21 , and left and right side bearing sides bearing the left and right side surfaces 213 of the socket body 21 . surface 52; and a bottom carrier 55 having a bottom carrier surface 54 that carries the bottom surface 214 of the socket body 21 on the conveying downstream side in the X-axis direction. The lower bearing body 53 is mounted on the base body 10 , and the bottom bearing body 55 is arranged to be able to move relative to the lower bearing body 53 along the Z-axis direction. In addition, the upper surface part of the lower carrier main body 53 that is located on the upstream side of the conveyance than the lower carrier surface 51 is a guide surface that supports the first fastener chain 2A and the second fastener chain 2B from below at the connection position P2 and the guide position P3 531.

As shown in FIG. 2 , the socket pressing body 60 is formed along the X-axis direction. As shown in FIG. 4 , the socket pressing body 60 has the above-mentioned pressing surface 61 , and an escape side surface that rises upward from the side edge along the X-axis direction on the other side (right side in FIG. 4 ) of the pressing surface 61 . 62; and an avoidance bottom surface 63 extending from the upper edge of the avoidance side surface 62 to the left and right sides (right side in FIG. 4). The pressing surface 61 and the avoidance bottom surface 63 of the socket pressing body 60 are arranged opposite to the lower bearing surface 51 of the lower bearing body 53 in the Z-axis direction. The upper and lower dimensions between the surfaces 51 are large. The chain avoidance space 65 is formed by the avoidance side surface 62 and the avoidance bottom surface 63 . The chain escape space 65 is a space formed between the imaginary extension surface of the pressing surface 61 and the escape bottom surface 63 in the present embodiment, and is located from the other left and right sides of the pressing surface 61 at the opening member combination position P1 (in FIG. 4 , The position on the right side) is continuous toward the conveyance downstream side in the X-axis direction. The depth dimension in the Z-axis direction of the chain escape space 65 is larger than the vertical dimension in the Z-axis direction of the plunger 25 .

Here, as shown in FIG. 4 , the corner portion 64 formed by the escaping side surface 62 and the escaping bottom surface 63 being continuous may be a corner shape or a chamfered shape such as a tapered surface or an R surface.

As shown in FIG. 3 , the coupling device 70 includes a movable body 71 provided so as to be able to ascend and descend in the Z-axis direction with respect to the lower carrier body 53 , and a pair of left and right element guides 72 extending upward from the movable body 71 . And it is located in the connection position P2.

The movable body 71 is connected to the bottom carrier 55 via the lever mechanism 73 . The lever mechanism 73 is configured by connecting a lever arm (not shown), the movable body 71 and the bottom carrier 55 to be pivotally supported on the movable body 71 so as to be rotatable, and the lever mechanism 73 transmits the rise of the bottom carrier 55 to the movable body 71 . In addition, the lowering of the bottom carrier 55 is transmitted as the rising of the movable body 71 .

The pair of left and right element guides 72 have connection guide surfaces that approach each other in the Y-axis direction from the conveyance upstream side to the conveyance downstream side, and are configured to pass between the first fastener chain 2A and the second fastener chain. The fastener elements 22 of the two fastener chains 2B approach and engage with each other.

The plunger guide member 80 is formed in a substantially plate shape, and is pivotally supported so as to be rotatable in the rotational direction R with respect to the socket pressing body 60 . A roller 81 and a rotating shaft 82 are provided on the plunger guide member 80 . The rotary shaft 82 of the plunger guide member 80 is pivotally supported by the socket pressing body 60 , and the roller 81 of the plunger guiding member 80 is inserted into the groove 67 of the block 66 located above the socket pressing body 60 . When the block body 66 is reciprocated above the socket pressing body 60 by the cylinder device 68 , which is the driving device of the block body 66 , the plunger guide member 80 rotates relative to the socket pressing body 60 . The plunger guide member 80 is provided so as to be able to be disposed in the upward position relative to the first fastener chain 2A and the second fastener chain 2B, and to the plunger 25 relative to the second fastener chain 2B during rotation in the rotation direction R Raise and lower at the lowered position on the left and right sides (left side in Figure 4).

[Operation of the present embodiment]

Hereinafter, the operation of the opening tool assembly device 1 according to the present embodiment will be described.

First, the socket body side jig 40A, the plunger side jig 40B, and the downstream side jig 40C are moved to the conveyance upstream side in the X-axis direction by a jig moving device not shown, and are arranged at a predetermined gripping start position. Next, the fastener tape 27 of the first fastener chain 2A located on the conveyance line L is held by the socket body side clamp 40A, and the fastener tape of the second fastener chain 2B located in the conveyance line L is held by the plunger side clamp 40B and the downstream side clamp 40C 27.

Next, after moving the socket body side clamp 40A in the X-axis direction to the conveyance downstream side by the clamp moving device, the socket body side clamp 40A is moved in the Y-axis direction and arranged to the left of the opening tool combination position P1. At this time, the first fastener chain 2A moves in the conveying direction A due to the movement of the socket body side clamp 40A, and is disposed in the opening member combination by the bottom surface 214 of the socket body 21 and the bottom bearing surface 54 of the bottom carrier body 55 abutting Location P1. At the opening assembly position P1, the lower surface 212 and the left and right side surfaces 213 of the socket body 21 are in contact with the lower bearing surface 51 and the left and right side bearing surfaces 52 of the lower bearing body 53, and the socket is shown in FIG. 3 and FIG. 4 . The body 21 is held by the socket holding device 50 . On the other hand, the plunger-side jig 40B and the downstream-side jig 40C are moved to the conveying downstream side in the X-axis direction by a clamp moving device not shown, and retreated in the right direction away from the conveying line L in the Y-axis direction, The plunger side jig 40B is arranged to the right of the opening tool combination position P1. The downstream side jig 40C is located on the conveyance downstream side with respect to the plunger side jig 40B. At this time, as shown in FIG. 5 , the plunger 25 is arranged on the right with respect to the socket body 21 .

Next, the plunger-side jig 40B and the downstream-side jig 40C are moved to the upstream side of the conveyance in the X-axis direction along the arrow M1 shown in FIG. The body-side clamp 40A side) moves forward, and is disposed at the plunger insertion preparation position shown in FIG. 6 . At this time, the position of the insertion end of the plunger 25 is opposite to the opening of the plunger insertion port 215 shown in FIG. 5 . Moreover, in the second fastener chain 2B, the portion located on the downstream side of the conveyance from the plunger 25 is held by the downstream side clamp 40C and lifted to a position higher than the portion on the upstream side of the conveyance, and the downstream side is held by the downstream side clamp 40C. The aforementioned movement of the jig 40C to the conveyance upstream side is arranged on the upper surface 211 of the socket body 21 as shown in FIGS. 4 and 6 .

Next, by making the pressing surface 61 of the socket pressing body 60 abut against the upper surface 211 of the socket body 21 , the socket body 21 is prevented from rising upward. Thereby, the socket body 21 is sandwiched between the socket pressing body 60 and the lower bearing body 53 . At this time, since the portion of the second fastener chain 2B arranged on the upper surface 211 of the socket body 21 is arranged in the chain escape space 65 as shown in FIG. 4 , this portion is not sandwiched between the socket pressing body 60 and the socket body 21 to generate movement resistance with respect to the second fastener chain 2B.

In addition, the plunger guide member 80 is lowered from the ascending position to the descending position by the rotation in the rotating direction R, and the lower part of the plunger guide member 80 is arranged on the left and right sides with respect to the plunger 25 arranged as shown in FIG. 6 (No. One fastener chain 2A side), this plunger 25 is guided along the conveyance direction A.

Next, the plunger 25 is inserted into the socket body 21 . Specifically, the plunger side jig 40B and the downstream side jig 40C located at the plunger insertion preparation position shown in FIG. 6 are moved to the downstream side of conveyance in the X-axis direction by the jig moving device (along the direction shown in FIG. 6 ). Arrow M2 moves), whereby the plunger 25 is inserted into the plunger insertion port 215 of the socket body 21 . Moreover, the part arrange|positioned on the upper surface 211 of the socket body 21 of the 2nd fastener chain 2B also moves to the conveyance downstream side while passing through the chain escape space 65 by the said movement, and is drawn out from the upper surface 211.

As described above, the opening members 20 are assembled by the opening member assembly device 1 .

Next, the connection operation|movement of the fastener elements 22 after combining the opening tool 20 is demonstrated. First, the bottom carrier 55 is moved down, and the 1st fastener chain 2A and the 2nd fastener chain 2B are made into the state which can be conveyed in the conveyance direction A by the conveyance apparatus 30. Here, in the linking device 70, the movable body 71 rises in conjunction with the lowering of the bottom carrier 55 by the lever mechanism 73, and the pair of left and right fastener element guides 72 ascend from the bottom as indicated by the two-dot chain line in FIG. 3 . The guide surface 531 of the carrier body 53 protrudes upward.

After this state, by conveying the first fastener chain 2A and the second fastener chain 2B in the conveying direction A by the conveying device 30, the left and right fastener element rows 23 are passed between the left and right element guides 72. Then, they approach each other in the Y-axis direction, and the fastener elements 22 on the left and right are sequentially engaged with each other. Moreover, the plunger guide member 80 can be moved to an ascending position, and can also be utilized for the meshing operation|movement which presses and engages the fastener element 22 from above.

The 1st fastener chain 2A and the 2nd fastener chain 2B which combined the opening tool 20 in this way and mutually connected are carried out along the conveyance direction A. Moreover, the conveying apparatus 30 conveys the 1st fastener chain 2A and the 2nd fastener chain 2B intermittently, and conveys it every predetermined distance, and repeats the said operation|movement.

[Effects of this embodiment]

(1) In the present embodiment, the grip position of the second fastener chain 2B by the downstream side clip 40C is set to a predetermined position or more higher than the grip position of the second fastener chain 2B by the plunger side clip 40B. Specifically, the holding position by the downstream side clip 40C is set higher than the holding position by the plunger side clip 40B, and is set higher than the position where the pressing surface 61 abuts the upper surface 211 of the socket body 21 . Location.

Therefore, when the second fastener chain 2B is temporarily moved to the upstream side of conveyance in order to insert the plunger 25 into the socket body 21 , the portion of the second fastener chain 2B that is located on the downstream side of the conveyance compared to the plunger 25 is also moved to the upstream side of the conveyance. The socket body 21 side moves, but since the grip position by the downstream side clip 40C is set to a high position as described above, this part can be avoided to the upper side of the socket body 21, and the number of the second fastener chain 2B and the sockets can be reduced. body 21 interferes. Therefore, it is possible to smoothly combine the opening tool 20 while suppressing the stoppage of the operation due to the poor combination of the opening tool 20 .

Moreover, even if the dimension of the spacer part 26 formed in the 1st fastener chain 2A and the 2nd fastener chain 2B in the X-axis direction is reduced and the waste material is reduced, the socket body 21 is avoided by the second fastener chain 2B as described above. interference, the opening member 20 can also be assembled smoothly.

(2) The socket pressing body 60 having the pressing surface 61 described above is provided, and a chain escape space 65 is formed at least at a position on the other side of the left and right sides in the Y-axis direction with respect to the pressing surface 61 in the socket pressing body 60 . In the chain escape space 65, the part located in the conveyance downstream side rather than the plunger 25 in the 2nd fastener chain 2B can be arrange|positioned.

Therefore, when the second fastener chain 2B is temporarily moved to the upstream side of conveyance in order to insert the plunger 25 into the socket body 21 , the portion of the second fastener chain 2B that is located on the downstream side of the conveyance compared to the plunger 25 is also moved to the upstream side of the conveyance. The side of the socket body 21 is moved, but this part can be arranged in the chain escape space 65 located on the other side of the left and right sides with respect to the pressing surface 61, so that the interference of the second fastener chain 2B with the socket body 21 or the socket pressing body 60 can be reduced. condition.

(3) The chain escape space 65 is formed in the socket pressing body 60 so as to be continuous from the position on the other side of the left and right with respect to the pressing surface 61 to the conveyance downstream side. Therefore, although the portion of the second fastener chain 2B held by the downstream side clip 40C is lifted to a position higher than the upper surface 211 of the socket body 21, and is conveyed to the conveying downstream side after the opening member 20 is assembled, due to the Since the second fastener chain 2B can be directly passed into the chain escape space 65 , the second fastener chain 2B can be smoothly conveyed without interfering with the socket pressing body 60 .

(4) The plunger-side clamp 40B and the downstream-side clamp 40C are provided in the opener assembly 1 so as to be able to advance and retreat in the Y-axis direction. A chain avoidance space 65 is formed by the avoidance side surface 62 rising from the avoidance side surface 62 and the avoidance bottom surface 63 extending from the avoidance side surface 62 to the other side to the left and right. . In the case of such a chamfered shape, the plunger-side clamp 40B and the downstream-side clamp 40C holding the second fastener chain 2B are moved to the upstream side of the conveyance, then moved to the left and right sides, and then By moving to the conveyance downstream side, the plunger 25 can be inserted into the socket body 21 . Moreover, when the plunger-side clamp 40B and the downstream-side clamp 40C are advanced to the left and right sides, the second fastener chain 2B can be guided downward by the corners 64 having the chamfered shape as described above. Therefore, even if the depth dimension in the Z-axis direction of the chain escape space 65 is increased in order to improve the versatility with respect to various fastener chains having flexible characteristics, excessive floating of the second fastener chain 2B can be suppressed and paired insertion can be reduced. By the influence of the position of the rod 25, the opening member 20 can be assembled smoothly.

(5) The socket holding device 50 has a lower bearing surface 51 that carries the lower surface 212 of the socket body 21 , the pressing surface 61 and the avoidance bottom surface 63 are arranged opposite to the lower bearing surface 51 in the Z-axis direction, and the avoidance bottom surface 63 and the lower bearing surface 51 are arranged oppositely. The vertical dimension in the Z-axis direction between them is larger than the vertical dimension in the Z-axis direction between the pressing surface 61 and the lower bearing surface 51 . Therefore, the lower surface 212 of the socket body 21 is widely supported by the lower bearing surface 51 of the socket holding device 50 and the pressing surface 61 of the socket pressing body 60 is brought into contact with the upper surface 211 of the socket body 21 , so that the upper surface 211 of the socket body 21 can be firmly supported from top to bottom. The socket body 21 is held on the ground. In addition, in this holding state, since the vertical dimension between the bottom surface 63 and the lower bearing surface 51 is larger than the vertical dimension between the pressing surface 61 and the lower bearing surface 51, the upper surface of the socket body 21 can also be A chain avoidance space 65 is formed between 211 and the avoidance bottom surface 63 .

(6) A plunger guide member 80 is provided at a position (guide position P3 ) on the upstream side of the conveyance with respect to the opening tool combination position P1 , and the plunger guide member 80 can be directed to the first fastener chain 2A and the second fastener chain. The ascending position where 2B ascends, and the descending position where the plunger 25 of the second fastener chain 2B can be guided from the left and right sides are ascended and descended. Therefore, by arranging the plunger guide member 80 at the lowered position when the plunger 25 is inserted into the socket body 21, the plunger 25 can be guided in the X-axis direction while eliminating the interference between the plunger 25 and the first fastener chain 2A. , so that the opening member 20 can be assembled smoothly.

(7) The depth dimension in the Z-axis direction of the chain escape space 65 is larger than the vertical dimension (thickness dimension) in the Z-axis direction of the fastener elements 22 of the second fastener chain 2B. Therefore, even if the second fastener chain 2B is arranged on the In the chain avoidance space 65, a certain amount of extra space can be formed in the Z-axis direction, and various zippers with different characteristics such as flexibility can be smoothly combined due to differences in materials, weaving structures, fiber diameters, dyeing paints, etc. The opener 20 of the chain can improve the versatility with respect to various fastener chains.

[Variation]

In the above-mentioned embodiment, the socket pressing body 60 is located at the position where the pressing surface 61 abuts the upper surface 211 of the socket body 21 , but it is not limited to this, and a position slightly higher than the upper surface 211 of the socket body 21 may be used as the abutting position. The pressing surface 61 is arranged at the contact position. In this case, the socket body 21 is brought into contact with the pressing surface 61 to suppress the floating above the abutting position. Alternatively, an urging member such as a spring that urges the socket pressing body 60 downward may be provided, and the pressing surface 61 may be in contact with the upper surface 211 to press the socket body 21 downward.

In the above-described embodiment, the chain escape space 65 is formed in the socket pressing body 60, but the structure of the chain escape space 65 may be omitted. In this case, when the plunger-side clip 40B and the downstream-side clip 40C are arranged at the plunger insertion preparation position, the portion of the second fastener chain 2B arranged on the upper surface 211 side of the socket body 21 is temporarily sandwiched to Between the socket body 21 and the socket pressing body 60 . Even if it is sandwiched in this way, the positioning accuracy of the socket body 21 is improved compared to the case where the socket pressing body 60 is not provided, for example, so that the opening tool 20 can be assembled smoothly. In addition, by forming the chain escape space 65 as in the above-described embodiment, since the second fastener chain 2B is no longer sandwiched between the socket pressing body 60 and the socket body 21 as described above, the sandwiched portion does not affect the The movement or flexural deformation of the second fastener chain 2B enables the opening tool 20 to be assembled more smoothly.

In the above-described embodiment, the socket pressing body 60 is provided, but this configuration may be omitted. Even in this case, since the downstream side clamp 40C holds the second fastener chain 2B at a holding position higher than the holding position of the plunger side clamp 40B, the second fastener chain 2B is conveyed by the plunger side clamp 40B to the When the upstream side moves, the downstream side jig 40C can also retract the portion located on the downstream side of the conveyance from the plunger 25 to the upper surface 211 side of the socket body 21 .

In the above-described embodiment, the chain escape space 65 is formed continuously in the X-axis direction, but the present invention is not limited to this, and the chain escape space 65 is formed at least at the portion abutting the upper surface 211 of the socket body 21 with respect to the pressing surface 61 . A portion adjacent in the Y-axis direction is sufficient.

In the above-described embodiment, the plunger guide member 80 for guiding the plunger 25 is provided, but when the plunger 25 can be smoothly inserted into the socket body 21 without using the plunger guide member 80, the insertion may be omitted. The structure of the rod guide member 80 .

In addition, when the fastener elements 22 do not need to be meshed with each other after the opening tool 20 is combined, the structure of the coupling device 70 may be omitted.

1: Open piece assembly 2A: The first zipper chain 2B: Second zipper chain 10: Matrix 20: Open Pieces 21: Socket body 22: zipper teeth 23: zipper chain teeth 24: Seat rod 25: plunger 26: Spacer 27: zipper tape 30: Conveyor 31: Feed Roller 32: Pressure roller 40: Fixtures 41: Upper grip 42: Lower grip 40A: Socket body side clamp 40B: Plunger side clamp 40C: Downstream side clamp 45: Clamp drive device 50: Socket retention device 51: Lower bearing surface 52: Side bearing surface 53: Lower bearing body 54: Bottom bearing surface 55: Bottom carrier 60: Socket pressing body 61: Press the surface 62: Avoid the side 63: Avoid the underside 64: Corner 65: Chains avoid space 66: Block 67: Groove 68: Cylinder device 70: Linking device 71: Movable body 72: Chain guide 73: Leverage 80:Plunger guide part 81: Roller 82: Rotation shaft 211: Upper surface 212: Lower Surface 213: Side 214: Underside 215:Plunger insertion port 531: Guide Surface A: Conveying direction L: Transmission line M1, M2: Arrow P1: open piece combination position P2: Link position P3: Guide position R: direction of rotation X, Y, Z: direction

FIG. 1 is a perspective view showing an opening tool assembly device according to an embodiment of the present invention. Fig. 2 is a perspective view showing a main part of the opening tool assembly shown in Fig. 1 . 3 is a perspective view mainly showing a socket holding device and a plunger guide member of the opening tool assembly shown in FIG. 1 . Fig. 4 is an explanatory view showing a main part of the opening tool assembly shown in Fig. 1 from the downstream side. FIG. 5 is an explanatory diagram of the operation of the opening tool assembly shown in FIG. 1 . FIG. 6 is an explanatory diagram of the operation of the opening tool assembly shown in FIG. 1 .

1: Open piece assembly

2A: The first zipper chain

2B: Second zipper chain

20: Open Pieces

21: Socket body

27: zipper tape

40: Fixtures

41: Upper grip

42: Lower grip

40A: Socket body side clamp

40B: Plunger side clamp

40C: Downstream side clamp

50: Socket retention device

51: Lower bearing surface

52: Side bearing surface

53: Lower bearing body

55: Bottom carrier

60: Socket pressing body

61: Press the surface

62: Avoid the side

63: Avoid the underside

64: Corner

65: Chains avoid space

211: Upper surface

212: Lower Surface

213: Side

214: Underside

215:Plunger insertion port

Y, Z: direction

Claims (6)

An opener assembly device, which combines a socket body (21) provided on a first zipper chain (2A) on the left and right with a plunger (25) provided on a second zipper chain (2B) on the other side of the left and right , The said opener assembly device (1) is characterized by comprising: a conveying device (30) for conveying the first fastener chain (2A) and the second fastener chain (2B); a socket body side clamp (40A) ), which holds the first zipper chain (2A); a rod-side clamp (40B), which holds the second zipper chain (2B); a downstream-side clamp (40C), which is connected with the rod-side clamp ( 40B) Holding the second fastener chain (2B) on the downstream side of the conveyance; and a socket holding device (50) in the combined position ( Holding the socket body (21) at P1), the plunger-side clamp (40B) and the downstream-side clamp (40C) are used to insert the plunger (25) into the socket body (21). The opening tool assembly device (1) is installed to be movable to the conveying upstream side and the conveying downstream side, and the gripping position of the second fastener chain (2B) by the downstream side clamp (40C) is set to be higher than the above-mentioned The plunger-side clamp (40B) holds a high position with respect to the second fastener chain (2B), and the opener assembly includes a socket pressing body (60) having a socket pressing body (60) on the The pressing surface (61) abutting on the upper surface (211) of the socket body (21) at the opening member assembly position (P1), the downstream side clamp (40C) has an effect on the pressing surface (61) of the second fastener chain (2B) The holding position is set at a position higher than a position where the pressing surface (61) abuts on the upper surface (211) of the socket body (21), and at least one of the socket pressing bodies (60) is relative to the socket pressing body (60). The pressing surfaces (61) are located on the left and right A chain avoidance space (65) is formed at the position on the other side, and the second fastener chain (2B) can be disposed in the chain avoidance space (65), which is positioned downstream of the conveyance than the plunger (25). side part. The opener assembly device according to claim 1, wherein the chain escape space (65) is formed in a continuous manner from a position on the other side of the left and right sides with respect to the pressing surface (61) to the conveying downstream side. The socket pressing body (60) is described. The opener assembly device according to claim 1 or claim 2, wherein the plunger-side clamp (40B) and the downstream-side clamp (40C) are provided on the opener so as to be capable of advancing and retreating in the left-right direction Combination device (1), the socket pressing body (60) is formed by the avoidance side surface (62) standing up from the side edge of the pressing surface (61) located on the other side of the left and right sides, and the escape side surface from the avoidance side surface (62). (62) The avoidance bottom surface (63) extending to the other side of the left and right forms the chain avoidance space (65), and the continuous corner portion (64) of the avoidance side surface (62) and the avoidance bottom surface (63) is as follows: Chamfered shape. The opener assembly device according to claim 1 or claim 2, wherein the socket pressing body (60) is formed by a side edge of the pressing surface (61) standing up from the other side of the left and right sides. The avoidance side surface (62) and the avoidance bottom surface (63) extending from the avoidance side surface (62) to the other left and right sides form the chain avoidance space (65), and the socket holding device (50) has the function of carrying the The lower bearing surface (51) of the lower surface (212) of the socket body (21), the pressing surface (61) and the avoidance bottom surface (63) are arranged opposite to the lower bearing surface (51) in the up-down direction, The upper and lower dimensions between the avoidance bottom surface (63) and the lower bearing surface (51) are larger than the upper and lower dimensions between the pressing surface (61) and the lower bearing surface (51). The opener assembly device according to claim 1, wherein a plunger guide member (80) is provided at a position on the upstream side of conveyance with respect to the opener assembly position (P1), the plunger guide member (80). ) to an ascending position capable of ascending with respect to the first fastener chain (2A) and the second fastener chain (2B), and a plunger (25) capable of aligning the second fastener chain (2B) from the left and right sides ) to guide the descending position lift. A socket pressing body, which is applied to the opening member assembly device (1) according to any one of claim 1 to claim 5, the socket pressing body (60) is characterized in that it has a pressing surface (61), so The pressing surface (61) is in contact with the upper surface (211) of the socket body (21) at the opening member combining position (P1) of the opening member combining device (1), at least relative to the pressing surface (61). ) A chain avoidance space (65) is formed at the position on the other side of the left and right, in the chain avoidance space (65), the second fastener chain (2B) can be arranged on the downstream side of conveyance compared to the plunger (25) part.

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