WO2015025412A1

WO2015025412A1 - Slide fastener manufacturing device and slide fastener manufacturing method

Info

Publication number: WO2015025412A1
Application number: PCT/JP2013/072475
Authority: WO
Inventors: 博徳滝山; 啓輔岩下; 卓馬橋本; 浅尾　慎詞; 徹安中
Original assignee: Ykk株式会社
Priority date: 2013-08-22
Filing date: 2013-08-22
Publication date: 2015-02-26
Also published as: CN104334240A; CN104334240B; TWI527534B; TW201509336A

Abstract

The slide fastener manufacturing device (10) is provided with: a cutting mechanism (20) for cutting a continuous fastener chain (11), which is conveyed in a pendulous state, at spacing sections (14); a chain guide (30) comprising a pair of clamping sections (34) that are capable of clamping the fastener chains (11A) and a rotating mechanism (33) for alternately moving the pair of clamping sections (34) between a vertical position (P1) in which the clamping surfaces of a clamping section (34) are vertical and a horizontal position (P2) in which the clamping surfaces are horizontal; a slider-supplying mechanism (110) for supplying sliders (17) to a slider supply position (P3); a holder movement mechanism (130) for alternately moving a pair of slider holders (145) between the slider supply position (P3) and a slider installation position (P4); and a fastener chain-conveying mechanism (160) for conveying a fastener chain (11A) from the horizontal position (P2) to the slider installation position (P4) and installing a slider (17).

Description

Slide fastener manufacturing apparatus and slide fastener manufacturing method

The present invention relates to a slide fastener manufacturing apparatus and a slide fastener manufacturing method capable of manufacturing a slide fastener continuously at a high speed from a continuous fastener chain.

In the slide fastener manufacturing apparatus described in Patent Document 1, both ends are gripped and conveyed by a first gripper, and after attaching a bottom stop, a front stop and a slider are attached by a front stop / slider attachment. Then, the first gripper is moved to the second gripper and further conveyed, cut to a predetermined length by a cutter, and the mounting state of the front stop, the slider, the front side engagement teeth, etc. is detected by the camera by the front end inspection device. After the scanned image is processed and a defective product is identified, it is discharged out of the machine by a discharge roller.

Japanese Unexamined Patent Publication No. 7-75603

By the way, in the slide fastener manufacturing apparatus of patent document 1, since a bottom attachment, a slider attachment, a front attachment, and a cut are performed in order of a process, for example, it is slider with respect to the following fastener chain until a cut is performed. There is a problem that it is impossible to perform mounting and front mounting, and it takes time to complete.

The present invention has been made in view of the above-described circumstances, and an object thereof is to provide a slide fastener manufacturing apparatus and a slide fastener manufacturing method capable of efficiently manufacturing a slide fastener from a continuous fastener chain continuously at high speed. There is to do.

The above object of the present invention can be achieved by the following constitution.
(1) A slide fastener manufacturing apparatus for manufacturing a slide fastener while conveying a long continuous fastener chain provided with a continuous fastener element row along a tape side edge portion of a pair of continuous fastener tapes,
A cutting mechanism for cutting a continuous fastener chain to be conveyed and forming a fastener chain of a predetermined length;
A pair of slider holders capable of holding the slider, a holder moving mechanism for alternately moving the pair of slider holders between a slider supply position for supplying the slider and a slider attachment position for attaching the slider to the fastener chain, and slider supply A slider supply mechanism having a slider supply mechanism for supplying the slider to a position;
A slide fastener manufacturing apparatus comprising a gripper for gripping a fastener chain, a fastener chain transport mechanism for transporting the fastener chain toward a slider mounting position, and mounting the slider on a fastener element row of the fastener chain.
(2) The holder moving mechanism includes a swing shaft, a pair of arm portions fixed to the pair of slider holders, and a pair of arms attached to the swing shaft so as to be movable up and down, and a roller supported on the lower portion of the slider holder. The slide fastener manufacturing apparatus according to (1), further comprising: a cam surface that guides and moves the slider holder from the slider supply position to the slider mounting position to raise the slider holder.
(3) The slide fastener manufacturing apparatus according to (2), wherein the holder moving mechanism further includes a lift cylinder for further raising the slider holder located at the slider mounting position.
(4) The slider replenishment mechanism conveys the sliders supplied from the upper chutes in two rows to the lower chutes in one row and conveys the sliders, and the slider unloaded from the conveyance chutes to the slider replenishment position. A slide fastener manufacturing apparatus according to any one of (1) to (3), further comprising a slider conveyance mechanism.
(5) A pair of grips so that the pair of grips each holding one end of the fastener chain and the fastener chain to which the slider is attached are transported from the grip position where the pair of grips grip the fastener chain to the take-out position. The slide fastener manufacturing apparatus according to (1), further comprising a carry-out mechanism having a gripping part moving mechanism for alternately moving the parts.
(6) The cutting mechanism forms a fastener chain by cutting a continuous fastener chain conveyed in a suspended state,
A clamping part is provided between a clamping part capable of clamping one end of the fastener chain, a vertical position where the clamping surface of the clamping part is oriented in the vertical direction, and a horizontal position where the clamping surface of the clamping part is oriented in the horizontal direction. The slide fastener manufacturing apparatus according to (1), further comprising a chain guide having a rotating mechanism to be moved.
(7) The slide fastener manufacturing apparatus according to (6), wherein the chain guide includes a pair of clamping portions that alternately move between a vertical position and a horizontal position by rotation of the rotation mechanism.

The above-mentioned object of the present invention is achieved by the following method.
(8) Using the slide fastener manufacturing apparatus according to (1), while transporting a long continuous fastener chain in which continuous fastener element rows are provided along opposing tape side edges of a pair of continuous fastener tapes. A slide fastener manufacturing method for manufacturing a slide fastener,
Cutting the continuous fastener chain to be conveyed, and forming a fastener chain of a predetermined length;
A slider supply step for supplying the slider to the slider supply position;
A slider moving step of moving the slider holder holding the slider located at the slider replenishment position to the slider attachment position, and moving the slider holder located at the slider attachment position to the slider replenishment position;
A slider mounting step of transporting the fastener chain toward the slider mounting position and mounting the slider on the fastener element row of the fastener chain;
With
The method for manufacturing a slide fastener, wherein the cutting step and the slider supply step are performed simultaneously with the slider mounting step.

According to the slide fastener manufacturing apparatus and the slide fastener manufacturing method of the present invention, a cutting mechanism for cutting the conveyed continuous fastener chain, and a holder for alternately moving a pair of slider holders between the slider supply position and the slider mounting position A moving mechanism and a slider supply mechanism having a slider supply mechanism for supplying the slider to the slider supply position; and a fastener chain transfer mechanism for transferring the fastener chain gripped by the gripper to the slider attachment position and attaching the slider to the fastener element row. Prepare. Then, the continuous fastener chain is cut to form the fastener chain, the slider is replenished to the slider holder located at the slider replenishment position, moved to the slider attachment position, the fastener chain is conveyed to the slider attachment position, and the fastener element array The slider attachment to the fastener element row is executed simultaneously with the cutting of the next fastener chain and the replenishment of the next slider to the slider replenishment position. Thereby, each process can be sped up and a slide fastener can be continuously manufactured efficiently from a continuous fastener chain.

It is explanatory drawing which shows schematic structure of one Embodiment of the slide fastener manufacturing apparatus which concerns on this invention. It is a top view which shows the continuous fastener chain before processing with a slide fastener manufacturing apparatus. It is a side view of a cutting mechanism. (A)-(f) is the schematic for demonstrating the cutting process in a cutting | disconnection mechanism. It is a perspective view of a chain guide. It is a perspective view which shows schematic structure of a slider replenishment mechanism. It is a perspective view of a holder moving mechanism. It is a schematic block diagram of the fastener chain conveyance mechanism which attaches a slider to a fastener element row | line | column. It is a top view of a holding part moving mechanism. It is a timing chart which shows a slide fastener manufacturing method.

Hereinafter, an embodiment of a slide fastener manufacturing apparatus suitable for applying the slide fastener manufacturing method according to the present invention will be described in detail with reference to the drawings.

In the following description, regarding the continuous fastener chain and the fastener chain, the upstream side is the front side in the transport direction, the downstream side is the rear side in the transport direction, and the front side is the fastener element row according to the direction transported by the manufacturing apparatus. The attached side and the back side are the sides where there are no fastener element rows. For the slider, the side where the width of the slider is wide and the fastener element is separated and exits is the shoulder opening side, and the side where the slider is narrow and the fastener element is meshed is the side where the fastener element is engaged. The rear entrance side.

As shown in FIG. 1, the slide fastener manufacturing apparatus 10 of the present embodiment is an apparatus that continuously manufactures a slide fastener 19 at a high speed by processing the continuous fastener chain 11 while conveying it. The manufacturing apparatus 10 includes a cutting mechanism 20 that cuts the continuous fastener chain 11 at a space portion 14 (see FIG. 2) to form a fastener chain 11A having a predetermined length, and an end portion of the fastener chain 11A. A chain guide 30 for conveying the slider, a slider supply mechanism 100 for supplying the slider 17 to the slider holder 145 and supplying it to the slider mounting position P4, and a fastener chain conveying mechanism 160 for attaching the slider 17 to the fastener element row 13 (see FIG. 2). And an upper stopper attaching mechanism 170 for attaching the upper stopper 18 (see FIG. 8) to the fastener chain 11A to which the slider 17 is attached, and an unloading mechanism 180 for unloading the slide fastener 19 to the removal position. Yes.

As shown in FIG. 2, the continuous fastener chain 11 includes a pair of long continuous fastener tapes 12 and a pair of continuous fasteners provided along the opposing tape side edges 12 a of the pair of continuous fastener tapes 12. And an element row 13. The continuous fastener element row 13 is, for example, a coil-like fastener element formed by winding a polyamide or polyester monofilament in a coil shape, and a core string (not shown) is inserted inside the continuous fastener element row 13 along the tape side edge portion 12a. The continuous fastener tape 12 is fixed by sewing with a sewing thread 15 on the front side.
Further, the continuous fastener chain 11 is formed with a space portion 14 from which the fastener chain 11A is removed at a predetermined interval by a pre-processing device (not shown), and a bottom stop 16 is provided in advance on the upstream end of the fastener element row 13. It is attached.

<Cutting mechanism 20>
As shown in FIG. 3, the cutting mechanism 20 includes a pair of guide plates 21 having a gap C through which a continuous fastener chain 11 that is transported in a suspended state can be passed, A space sensing part 22 capable of detecting the space part 14, a pair of transport upper rollers 23 that sandwich and transport the continuous fastener chain 11, a chain stopper 24 that can swing so as to be inserted into and removed from the space part 14, A cutter 26 and a cutter die 25 that cut the continuous fastener chain 11, and a pair of lower conveyance rollers 27 that sandwich and convey the continuous fastener chain 11 below the cutter 26 and the cutter die 25.

At least one of the pair of transport upper rollers 23 and the pair of transport lower rollers 27 is configured to be movable so as to sandwich or open the continuous fastener chain 11, and to transport the continuous fastener chain 11. At least one of them is driven to rotate. In the present embodiment, a spring (not shown) is provided on one of the transport upper rollers 23 so as to always bias the continuous fastener chain 11. Then, before starting the apparatus, one of the transport upper rollers 23 is opened against the biasing force of the spring, and the continuous fastener chain 11 is manually sandwiched between the pair of transport upper rollers 23. Further, the cutter 26 and the cutter die 25 are also configured to be driven in the horizontal direction so as to contact each other at the time of cutting.

As shown in FIG. 4A, the cutting mechanism 20 first causes the continuous fastener chain 11 passing between the gaps C of the pair of guide plates 21 to pass through the pair of transport upper rollers 23 and the pair of transport lower rollers 27. It is sandwiched and transported in a suspended state. When the space portion 14 is detected by the space sensing unit 22, as shown in FIG. 4B, the continuous fastener chain 11 is further conveyed by a predetermined distance, the chain stopper 24 is inserted, and the continuous fastener chain 11 is inserted. When the positioning is completed, the driving of the pair of lower conveyance rollers 27 is stopped.

And as shown in FIG.4 (c), in the state which prevented the return of the continuous fastener chain 11, the chain stopper 24 is extracted, and also a pair of conveyance lower roller 27 is moved to an open position. Then, the cutter 26 and the cutter die 25 are driven to cut the continuous fastener chain 11 in a state where the portion of the continuous fastener chain 11 serving as the upper end of the fastener chain 11A is gripped by a clamping portion 34A of the chain guide 30 described later. . Thereafter, as shown in FIG. 4 (d), the cutter 26 and the cutter die 25 are returned from the cutting position, and in a state where the other holding portion 34B to be described later waits downward by rotation, the continuous fastener chain 11 is It is sandwiched and transported by a pair of transport upper rollers 23.

Next, as shown in FIG. 4E, when the continuous fastener chain 11 is transported to a position sandwiched between the pair of transport lower rollers 27, the continuous fastener chain 11 is sandwiched between the pair of transport lower rollers 27. Transport. Then, as shown in FIG. 4 (f), when the pair of conveying lower rollers 27 starts to feed the continuous fastener chain 11, the process returns to the process of FIG. 4 (a), and thereafter, cutting is performed in the same cycle. Thereby, the fastener chain 11A having a predetermined length is formed.

Note that the upper end of the fastener chain 11A cut by the space portion 14 is held by the holding portion 34 of the chain guide 30 so that the lower end hangs down. Therefore, the fastener chain 11A can be applied to a fastener chain 11A of any length. It is.

<Chain guide 30>
As shown in FIG. 5, the chain guide 30 is disposed at one end of the rotary shaft 32 and a rotary shaft 32 rotatably supported on the machine base 31 at an angle of 45 ° with respect to the vertical direction. The rotating mechanism 33 and a pair of clamping parts 34 (34A, 34B) disposed on the other end of the rotating shaft 32 via a clamping part holder 39 are provided.

The rotating mechanism 33 includes a pinion 35 fixed to one end of the rotating shaft 32, and a rack 37 that meshes with the pinion 35 and is linearly driven by the air cylinder 36. The pair of sandwiching portions 34 (34A, 34B) includes a pair of sandwiching plates 38 that can be separated from each other by a built-in drive mechanism (not shown). The pair of sandwiching portions 34 are fixed to both ends of a plate-shaped sandwiching portion holder 39 whose center in the longitudinal direction is fixed to the other end of the rotating shaft 32. The pair of clamping plates 38 are fixed in a state where they are inclined by 45 ° with respect to the clamping part holder 39.

Therefore, by operating the air cylinder 36 to drive the rack 37 and rotating the rotary shaft 32 by 180 ° through the pinion 35, the pair of sandwiching

portions

34A and 34B has the sandwiching surfaces of the sandwiching plates 38 in the vertical direction. Are alternately moved between a vertical position P 1 pointing to the horizontal position P 2 and a horizontal position P 2 where the holding surface of the holding plate 38 points in the horizontal direction.

As shown in FIG. 1, the vertical position P 1 where the holding portion 34 A grips one end of the continuous fastener chain 11 is slightly downstream of the chain cutting position by the cutter die 25 and the cutter 26 of the cutting mechanism 20 (downward in FIG. 1). The horizontal position P2 is set to a fastener chain delivery position where the fastener chain 11A is delivered from the clamping part 34 to the fastener chain transport mechanism 160.

In addition, the continuous fastener chain 11 cut | disconnected by the cutting mechanism 20 in the vertical position P1 precedes the cutting | disconnection in the space part 14 by the cutting mechanism 20, and the downstream part (clamping fastener chain 11A cut | disconnected by the cutter die 25 and the cutter 26). ) Is held by the clamping plate 38 of the clamping part 34, so that it does not fall by cutting. Further, the fastener chain 11 A delivered to the fastener chain transport mechanism 160 at the horizontal position P 2 is delivered in a downward state in which the fastener element row 13 is positioned below the fastener tape 12.

<Slider supply mechanism 100>
As shown in FIG. 1, the slider supply mechanism 100 includes a slider supply mechanism 110 that supplies the slider 17 to the slider holder 145 that waits at the slider supply position P3, a slider supply position P3, and a slider that attaches the slider 17 to the fastener chain 11A. And a holder moving mechanism 130 that alternately moves the pair of slider holders 145 between the mounting position P4 and the mounting position P4.

As shown in FIG. 6, the slider replenishment mechanism 110 includes a transport chute 111 that transports a plurality of sliders 17 supplied from a parts feeder (not shown) with the lower blades (not shown) aligned upward. And a slider transport mechanism 120 that transports the slider 17 supplied from the transport chute 111 to the slider replenishment position P3.

The transport chute 111 includes two inclined upper chutes 112, one lower chutes 113 inclined below one of the upper chutes 112, and two upper chutes 112. A slider lateral feed holder 114 disposed between the lower chute 113 and holding the slider 17 supplied from the two rows of upper chutes 112 and movable laterally so as to be supplied to the lower chute 113; A delivery unit 115 for delivering the slider 17 to the slider transport mechanism 120 is provided below the lower chute 113. The slider lateral feed holder 114 includes two

holder portions

114 a and 114 b that respectively hold one slider 17. The

holder portions

114 a and 114 b that hold the slider 17 move laterally so as to be continuous with the lower chute 113. Meanwhile, the slider 17 of the upper chute 112 is alternately supplied to the lower chute 113. As a result, the slider transport mechanism 120 performs a stable supply without running out of the slider 17.

The slider transport mechanism 120 is provided with a substantially inverted L-shaped movable base 123 that is driven by an air cylinder 122 and is guided by a linear guide 121 provided on the machine base 129 so as to be capable of moving forward and backward. A holding fixing portion 124 and a holding movable portion 125 for holding and holding the slider 17 are disposed at the tip of the movable base 123.

The holding movable portion 125 is driven by an air cylinder 126 fixed to the movable base 123 and can be separated from and attached to the holding fixing portion 124, and the slider 17 supplied from the transport chute 111 is moved to the holding fixing portion. 124 and the holding movable part 125. Then, the air cylinder 122 is driven to move the movable base 123 forward, and the slider 17 held by the holding fixing portion 124 and the holding movable portion 125 is conveyed to the slider supply position P3 and received by the holder moving mechanism 130. hand over.

As shown in FIG. 7, in the holder moving mechanism 130, an annular end face cam 133 having a cam surface 133 a formed on the upper surface is fixed to the table 132. The lift amount of the cam surface 133a is 40 mm, for example, and an inclined surface having a substantially constant inclination angle is formed between the lowermost end and the uppermost end of the cam lift amounts that are 180 degrees different from each other. The lowermost position of the cam lift amount is set below the slider supply position P3, and the uppermost position is set below a slider mounting position P4 described later.

Rotating shaft 134 is rotatably supported on table 132 at a position coinciding with the central axis of end face cam 133. A motor 135 is disposed on the table 132, and an endless belt 138 is wound between a driving pulley 136 fixed to the rotating shaft of the motor 135 and a driven pulley 137 fixed to the lower end of the turning shaft 134. It has been. The turning shaft 134 rotates by driving the motor 135.

A pair of linear guides 140 each including a guide rail 141 fixed in the axial direction (vertical direction in FIG. 7) and a slider block 142 straddling the guide rail 141 are provided on both side surfaces of the pivot shaft 134. It is arranged. Arm portions 143 extending in the lateral direction are fixed to the pair of slider blocks 142, and slider holders 145 are fixed to the arm portions 143, respectively.

When the pivot shaft 134 is rotated, the pair of slider holders 145 rotate while moving up or down along the cam surface 133a of the end face cam 133, and below the slider supply position P3 and below the slider mounting position P4. Move alternately between positions.

Each slider holder 145 is provided with a slider accommodating pocket portion 145a capable of accommodating the slider 17 on the upper surface, and a vertically long slit 145b is formed below the slider accommodating pocket portion 145a. The slider accommodating pocket portion 145a accommodates the slider 17 with the lower blade facing upward and the rear opening side 17a facing the turning shaft 134.

In addition, the slider holder 145 is provided with a rotating lever 146 having an engaging claw portion 146a that is inserted into the slit 145b and engages with a hole of a handle (not shown) of the slider 17, and is urged by a tension spring (not shown). Thus, it is pivotally supported in a vertical plane so as to be rotatable.

The rotation lever 146 is driven and rotated by a claw raising cylinder 147 and a claw raising return cylinder 148 respectively disposed at the lowermost position and the uppermost position of the cam lift amount of the end face cam 133, and the engaging claw portion 146a is rotated. The slider 17 is attached to or detached from the handle of the slider 17. Accordingly, when the engagement between the stop claw body (not shown) provided on the slider 17 and the continuous fastener element row 13 is released, and the slider 17 is attached to the continuous fastener element row 13, the slider 17 is connected to the continuous fastener element row 13. Relative movement is possible.

A roller 150 that is rotatably supported by a support shaft 149 and rolls on the cam surface 133a of the end face cam 133 is disposed below each slider holder 145. The tip end portion 149a of the support shaft 149 extends from the outer peripheral surface 133b of the annular end surface cam 133 to the outside in the radial direction.

A pair of lift cylinders 151 (151A, 151B) are arranged on the outer side in the radial direction of the outer peripheral surface 133b of the end face cam 133, corresponding to the lowest end position and the highest end position of the cam lift amount. That is, when the roller 150 is at the lowermost position and the uppermost position of the end face cam 133, the distal end portion 149a of the support shaft 149 is positioned above the piston of the lift cylinder 151 and is supported by the operation of the lift cylinder 151. The shaft 149, that is, the slider holder 145 is moved upward by about 10 mm.

The lift cylinder 151A at the lowest position of the cam lift amount is lower than the slider 17 held by the holding fixing portion 124 and the holding movable portion 125 of the slider transport mechanism 120 and waiting at the slider supply position P3. Then, the slider holder 145 is raised to accommodate the slider 17 in the slider accommodating pocket 145a.

Further, the lift cylinder 151B at the uppermost position of the cam lift raises the slider holder 145 located below the slider mounting position P4 and moves the slider 17 held by the slider holder 145 to the slider mounting position P4. Moving.

Thus, the pair of slider holders 145 move between the slider replenishment position P3 and the slider mounting position P4 by the turning operation (180 °) of the turning shaft 134 and the expansion / contraction of the lift cylinder 151. The slider replenishment position P3 is a position where the slider 17 is replenished from the slider transport mechanism 120. The slider attachment position P4 is determined by the height of the slider 17 held by the slider holder 145 by the fastener chain transport mechanism 160. This is a position where the slider 17 can be attached to the fastener chain 11A in line with the height of the transport path of the fastener chain 11A.

<Fastener chain transport mechanism 160>
As shown in FIG. 8, the fastener chain transport mechanism 160 includes left and right grippers 161 for gripping one end of the fastener chain 11A for each of the left and right fastener tapes 12, and the fastener chain 11A is moved from the horizontal position P2 to the slider mounting position. Then, the slider 17 is attached to the fastener element row 13 of the fastener chain 11A.

The left and right grippers 161 each have a gripper base 162 and a pair of

gripping pieces

163a and 163b disposed on the gripper base 162 so as to be spaced apart in the front-rear direction (the vertical direction in FIG. 6) in the transport direction. The pair of

gripping pieces

163a and 163b can move in the left-right direction perpendicular to the transport direction independently of the gripper base 162. Each gripper base 162 is fixed to a pair of belts 164 that are disposed from the horizontal position P2 to the slider mounting position P4 and travel in the horizontal direction.

Pins 166 that fit and slide in left and right cam grooves 165 formed in the machine base 167 are fixed to the belt side end portions of the

gripping pieces

163a and 163b, respectively. The cam shape of the left and right cam grooves 165 is a shape that opens obliquely upward and left and right in FIG. 8 corresponding to the Y shape of the guide passage (not shown) of the slider 17 through which the fastener element row 13 is inserted. .

In the fastener chain transport mechanism 160, after the

gripping pieces

163a and 163b grip one end of the fastener tape 12 of the fastener chain 11A located at the horizontal position P2, the pair of belts 164 travel to move the fastener chain 11A in the horizontal direction. Transport. The fastener element row 13 of the fastener chain 11A to be conveyed is inserted from the rear side 17a of the slider 17 held by the slider holder 145 at the slider attachment position P4, and is led away from the shoulder side 17b. It is attached.

The gripping

pieces

163a and 163b that grip one end of the fastener tape 12 are guided by the left and right cam grooves 165 corresponding to the shape of the guide passage of the slider 17 and move in the left-right direction. 17 can be attached. The fastener chain 11A to which the slider 17 is mounted at the slider mounting position P4 is further transported by the fastener chain transport mechanism 160, and the top stopper 18 is attached to the downstream end of the fastener element row 13 by the top stopper mounting mechanism 170 (see FIG. 1). Is attached to the gripping position P5.

<Unloading mechanism 180>
As shown in FIG. 9, the carry-out mechanism 180 includes a pair of gripping portions 181 (181A, 181B) that respectively grip one end of the fastener chain 11A (slide fastener 19), and a grip that alternately moves the pair of gripping portions 181. Part moving mechanism 182. In the gripper moving mechanism 182, a timing belt 184 is wound between two gears 183 provided at a constant interval. A pair of guide bars 185 are provided on both sides of the timing belt 184 in parallel with the timing belt 184, and gripping part mounting bodies 186 that fit into the guide bars 185 are fixed to the timing belt 184, respectively.

When the timing belt 184 is reciprocally rotated by reciprocatingly rotating the gear 183, the pair of gripping part mounting bodies 186 are guided by the guide bar 185 to the gripping position P5 and the completed slide fastener 19 to the belt conveyor 190 (FIG. 1) and alternately with the take-out position P6.

The gripping part 181 (181A, 181B) disposed on the gripping part mounting body 186 is orthogonal to the moving direction of the gripping part mounting body 186 by a mechanism (not shown) built in the gripping part mounting body 186 at the gripping position P5. 9 can be moved in the direction (vertical direction in FIG. 9), and moved to a position where the slide fastener 19 conveyed to the grasping position P5 by the fastener chain conveying mechanism 160 can be grasped (the center position of the gear 183 in FIG. 9).

In the carry-out mechanism 180, while one gripping part 181A grips the end 19a of the slide fastener 19 at the gripping position P5 and transports it to the picking up position P6, the other gripping part 181B moves from the picking up position P6 to the gripping position. Since the process returns to P5, the slide fastener 19 can be continuously conveyed by the pair of gripping parts 181 (181A, 181B) without waiting for the return of the gripping part 181A, and the removal efficiency of the slide fastener 19 is improved. The slide fastener 19 transferred onto the belt conveyor 190 at the take-out position P6 is carried out of the apparatus by the belt conveyor 190 (see FIG. 1).

Next, the operation of the slide fastener manufacturing apparatus 10 of this embodiment will be described. FIG. 10 is a timing chart showing the operation timing of each mechanism when manufacturing a plurality of slide fasteners, and (n) shows the n-th manufacturing process.

As described above with reference to FIGS. 4 (a) to 4 (f), the continuous fastener chain 11 in which the space portion 14 is formed in advance by a pre-processing device (not shown) and the bottom stop 16 is attached is opposed to the cutting mechanism 20. It is guided in the gap C between the pair of guide plates 21 arranged, and is transported in a suspended state using the transport upper roller 23 and the transport lower roller 27. And the continuous fastener chain 11 cut | disconnects the space part 14 by the cutter 26 and the cutter die 25 in the state clamped by the pair of clamping plates 38 of the clamping part 34A waiting at the vertical position P1, and has a predetermined length. The fastener chain 11A is formed.

As shown in FIG. 5, the fastener chain 11A having one end clamped by the clamping part 34A of the chain guide 30 operates the air cylinder 36 to rotate the rotary shaft 32 of the rotation mechanism 33 by 180 °, so that the vertical position From P1, it is conveyed to the horizontal position P2 which is the fastener chain delivery position of the fastener chain conveyance mechanism 160. At the same time, the other holding portion 34B at the horizontal position P2 moves from the horizontal position P2 to the vertical position P1 by the rotation of the rotating shaft 32, and prepares for the holding of the next fastener chain 11A.

Thus, in the chain guide 30 including the pair of sandwiching

portions

34A and 34B, one sandwiching portion 34A sandwiches the fastener chain 11A and conveys it from the vertical position P1 to the horizontal position P2, and at the same time the other sandwiching portion 34B is horizontal. Since it moves from the position P2 to the vertical position P1 to prepare for the next holding of the fastener chain 11A, the fastener chain 11A can be continuously conveyed from the vertical position P1 to the horizontal position P2.

At the same time, in the holder moving mechanism 130, as shown in FIG. 7, the rotating shaft 134 is rotated by 180 °, and the roller holder 150 is moved to the slider holder 145 at the lowest end position of the end face cam 133. By moving on the surface 133a, the surface 133a is moved to the uppermost position. Then, the lift cylinder 151B fixed corresponding to the uppermost position is operated to move the slider holder 145 upward by about 10 mm via the support shaft 149. As a result, the slider 17 held in the slider accommodating pocket portion 145a is transported to the slider mounting position P4, and the slider 17 is positioned at the slider mounting position P4 with the lower blade facing upward and the rear opening side 17a facing upstream. Wait and prepare for the attachment of the slider 17 to the fastener element row 13.

Further, by the rotation of the turning shaft 134, the slider holder 145 located at the uppermost position moves to the lowermost position, and preparations for accommodating the next slider 17 in the slider accommodating pocket portion 145a are made.

As shown in FIG. 6, the slider 17 supplied to the slider holder 145 at the lowermost position of the end face cam 133 is alternately supplied from the two rows of the upper chute 112 to the row of the lower chute 113. After being supplied, it is held by the holding fixing portion 124 and the holding movable portion 125 of the slider transport mechanism 120 and delivered to the slider transport mechanism 120. The slider transport mechanism 120 moves the movable base 123 forward, transports the slider 17 held by the holding fixing portion 124 and the holding movable portion 125 to the slider supply position P3 and stands by.

Then, when the lift cylinder 151A at the lowest position of the cam lift is operated, the slider holder 145 rises from below, and the slider 17 waiting at the slider supply position P3 is accommodated in the slider accommodation pocket 145a. Next, the claw raising cylinder 147 is operated to rotate the rotation lever 146, and the engaging claw portion 146 a is engaged with the handle of the slider 17. As a result, the slider 17 is supplied to the slider holder 145 at the lowermost position.

In the slider supply mechanism 100, the supply of the slider 17 to the slider attachment position P4 and the supply of the slider 17 to the slider holder 145 at the slider supply position P3 are performed simultaneously with the slider attachment at the slider attachment position P4. Therefore, high-speed processing without waiting time is possible.

As shown in FIG. 8, the fastener chain 11A conveyed to the horizontal position P2 by the one clamping portion 34A is transferred to the fastener chain conveyance mechanism 160 and is grasped by the left and right grippers 161 (gripping

pieces

163a and 163b). It is conveyed horizontally toward the slider mounting position P4. The gripping

pieces

163a and 163b for gripping the fastener chain 11A are inserted into the fastener element row 13 from the rear opening side 17a of the slider 17 held by the slider holder 145 at the slider mounting position P4, and guided to the cam groove 165 to the left and right. The slider 17 is attached by moving away from the shoulder side 17b while being opened in the direction.

When the slider 17 is attached to the fastener element row 13, the claw raising return cylinder 148 is actuated to disengage the engaging claw portion 146a of the rotating lever 146 from the handle of the slider 17, and then the piston of the lift cylinder 151B is lowered. . As a result, the slider holder 145 is lowered to a position where the roller 150 contacts the cam surface 133a while the slider 17 remains in the fastener chain 11A. Thereafter, the fastener chain 11A to which the slider 17 is attached is gripped by the left and right grippers 161 (gripping

pieces

163a and 163b), and the top stopper 18 is attached to the downstream end of the fastener element row 13 by the top stopper attaching mechanism 170. And conveyed to the gripping position P5.

As shown in FIG. 9, the fastener chain 11 A transported to the gripping position P 5 by the fastener chain transport mechanism 160 has one gripping portion 181 A disposed on the timing belt 184 of the carry-out mechanism 180 as the end 19 a of the slide fastener 19. Is conveyed to the take-out position P6. Simultaneously with the conveyance of the slide fastener 19 by the one gripping portion 181A, the other gripping portion 181B returns from the take-out position P6 to the gripping position P5 to prepare for the next gripping of the slide fastener 19.

In this manner, the carry-out mechanism 180 transports the slide fastener 19 from the gripping position P5 to the take-out position P6 by one gripping part 181A, and at the same time, the other gripping part 181B returns to the gripping position P5 and prepares for the next gripping. Therefore, the slide fastener 19 can be continuously conveyed at high speed, and the removal efficiency of the slide fastener 19 is improved. From the take-out position P6, the slide fastener 19 is transferred onto the belt conveyor 190 and carried out of the machine.

Therefore, as shown in FIG. 10, the attachment of the slider to the first fastener chain 11A and the cutting and the replenishment of the slider 17 to the second fastener chain 11A can be executed simultaneously, improving the productivity. can do.

As described above, according to the slide fastener manufacturing apparatus 10 of the present embodiment, a pair of sliders between the cutting mechanism 20 that cuts the continuous fastener chain 11 being conveyed, and the slider supply position P3 and the slider attachment position P4. The holder moving mechanism 130 for alternately moving the holder 145, the slider supply mechanism 100 having the slider supply mechanism 110 for supplying the slider 17 to the slider supply position P3, and the fastener chain 11A gripped by the gripper 161 are conveyed to the slider attachment position P4. And a fastener chain conveying mechanism 160 for attaching the slider 17 to the fastener element row 13. Then, the continuous fastener chain 11 is cut to form the fastener chain 11A, the slider 17 is supplied to the slider holder 145 located at the slider supply position P3 and moved to the slider attachment position P4, and the fastener chain 11A is moved to the slider attachment position P4. Each step of attaching the slider 17 to the fastener element row 13. The slider attachment to the fastener element row 13 is performed by cutting the next fastener chain 11 and moving the next slider 17 to the slider supply position P3. It is executed simultaneously with replenishment. Thereby, each process can be sped up and the slide fastener 19 can be continuously manufactured from the continuous fastener chain 11 efficiently.

The holder moving mechanism 130 moves the pivot shaft 134, the pair of arms 143 to which the pair of slider holders 145 are fixed, and the slider holder 145 from the slider supply position P3 to the slider mounting position P4, thereby moving the slider holder 145. Since the end surface cam 133 is provided, the slider supply to the slider holder 145 and the slider supply to the slider mounting position P4 can be simultaneously performed in parallel, and the speed of the slider supply process can be increased to achieve the fastener element. A slider 17 can be attached to the row 13 continuously.

Furthermore, since the holder moving mechanism 130 further includes a lift cylinder 151B that further raises the slider holder 145 at the slider attachment position P4, the slider 17 can be easily attached to the fastener element row 13.

Further, the slider replenishing mechanism 110 holds the transport chute 111 that transports the sliders 17 supplied from the two rows of the upper chutes 112 in alignment with the lower chute 113 of one row, and the slider 17 that has been transported from the transport chutes 111. Since the slider transport mechanism 120 transports the slider 17 to the slider supply position P3, the slider 17 can be supplied continuously to the slider holder 145 at the slider supply position P3.

The carry-out mechanism 180 also includes a pair of gripping portions 181 that respectively grip one end of the fastener chain 11A and a fastener chain 11A to which the slider 17 is attached, and a gripping position P5 where the pair of gripping portions 181 grips the fastener chain 11A. And a gripping part moving mechanism 182 that alternately moves the pair of gripping parts 181 so that the gripping part 181 is carried out from the takeout position P6 to the takeout position P6. The fastener 19 can be carried out continuously.

Furthermore, the cutting mechanism 20 cuts the continuous fastener chain 11 conveyed in a suspended state to form a fastener chain 11A. In the slide fastener manufacturing apparatus 10, the clamping surface of the clamping unit 34 is oriented in the vertical direction. Since it further includes a chain guide 30 having a rotation mechanism 33 for moving the holding portion 34 capable of holding one end of the fastener chain 11A between the position P1 and the horizontal position P2 oriented in the horizontal direction, the chain guide 30 is suspended after being cut. The fastener chain 11A can be moved to the horizontal position P2 for the slider mounting step without guiding the other end of the fastener chain 11A, and the slide fastener manufacturing apparatus 10 can be designed compactly.

Further, since the chain guide 30 includes a pair of clamping portions 34 that alternately move between the vertical position P1 and the horizontal position P2 by the rotation of the rotation mechanism 33, the pair of gripping portions 34 allows the slider mounting process. In the state where the fastener chain 11A is positioned at the horizontal position P2 by the one gripping part 34, the cutting process of the other fastener chain 11A can be performed by the other gripping part 34 at the vertical position P1, thereby improving productivity. be able to.

In addition, this invention is not limited to what was illustrated to the said embodiment, In the range which does not deviate from the summary of this invention, it can change suitably.
For example, the holder moving mechanism 130 of the present invention may have a configuration that does not include the

lift cylinders

151A and 151B as in the present embodiment.
In the present embodiment, the continuous fastener chain conveyed in the hanging state is cut and then the fastener chain is switched to the horizontal state using the chain guide. You may apply to the structure conveyed in a horizontal state.

DESCRIPTION OF SYMBOLS 10 Slide fastener manufacturing apparatus 11 Continuous fastener chain 11A Fastener chain 12 Continuous fastener tape 12a Tape side edge part 13 Continuous fastener element row | line | column 14 Space part 17 Slider 19 Slide fastener 20 Cutting mechanism 30 Chain guide 33

Rotation mechanism

34, 34A, 34B Clamping part DESCRIPTION OF SYMBOLS 100 Slider supply mechanism 110 Slider replenishment mechanism 111 Transfer chute 120 Slider transfer mechanism 130 Holder moving mechanism 133 End surface cam 133a Cam surface 134 Rotating shaft 143 Arm part 145 Slider holder 150

Roller

151A, 151B Lift cylinder 160 Fastener chain transfer mechanism 161 Gripper 180

Unloading mechanism

181A, 181B Gripping part 182 Gripping part moving mechanism P1 Vertical position 2 the horizontal position P3 slider supplying position P4 slider mounting position P5 gripping position P6 removal position

Claims

A slide fastener (19) while transporting a long continuous fastener chain (11) provided with a continuous fastener element row (13) along the opposing tape side edge (12a) of the pair of continuous fastener tapes (12). A slide fastener manufacturing apparatus (10) for manufacturing
A cutting mechanism (20) for cutting the conveyed continuous fastener chain (11) to form a fastener chain (11A) of a predetermined length;
A pair of slider holders (145) capable of holding the slider (17), a slider supply position (P3) to which the slider (17) is supplied, and a slider for attaching the slider (17) to the fastener chain (11A) A holder moving mechanism (130) that alternately moves the pair of slider holders (145) between the attachment positions (P4), and a slider supply mechanism (110) that supplies the slider (17) to the slider supply position (P3). A slider supply mechanism (100) having
A gripper (161) for gripping the fastener chain (11A) is provided, the fastener chain (11A) is conveyed toward the slider mounting position (P4), and a fastener element row (13) of the fastener chain (11A) Fastener chain transport mechanism (160) for attaching the slider (17) to
A slide fastener manufacturing apparatus (10) comprising:
The holder moving mechanism (130) is fixed to the turning shaft (134) and the pair of slider holders (145), and is attached to the turning shaft (134) so as to be vertically movable. (143) and the roller (150) supported by the lower part of the slider holder (145) are guided, and the slider holder (145) is moved from the slider supply position (P3) to the slider mounting position (P4). The slide fastener manufacturing apparatus (10) according to claim 1, further comprising a cam surface (133a) for raising the slider holder (145).
The slide according to claim 2, wherein the holder moving mechanism (130) further includes a lift cylinder (151) for further raising the slider holder (145) positioned at the slider mounting position (P4). Fastener manufacturing apparatus (10).
The slider replenishing mechanism (110) includes a conveying chute (111) for conveying the slider (17) supplied from two rows of upper chutes (112) in alignment with one row of lower chutes (113), The slider transport mechanism (120) for transporting the slider (17) unloaded from the transport chute (111) to the slider replenishment position (P3). The slide fastener manufacturing apparatus (10) according to item 1.
The pair of gripping portions (181) that respectively grip one end of the fastener chain (11A), the fastener chain (11A) to which the slider (17) is attached, and the pair of gripping portions (181) are the fasteners. An unloading mechanism having a gripping portion moving mechanism (182) for alternately moving the pair of gripping portions (181) so as to unload the chain (11A) from the gripping position (P5) to the unloading position (P6). 180). The slide fastener manufacturing apparatus (10) according to claim 1, further comprising: 180).
The cutting mechanism (20) cuts the continuous fastener chain (11) conveyed in a suspended state to form the fastener chain (11A),
A clamping part (34) capable of clamping one end of the fastener chain (11A), a vertical position (P1) where the clamping surface of the clamping part (34) points in the vertical direction, and clamping of the clamping part (34) A chain guide (30) having a rotation mechanism (33) for moving the clamping part (34) between a horizontal position (P2) in which the surface is oriented in the horizontal direction is further provided. The slide fastener manufacturing apparatus (10) according to Item 1.
The chain guide (30) includes a pair of clamping parts (34) that alternately move between the vertical position (P1) and the horizontal position (P2) by the rotation of the rotation mechanism (33). The slide fastener manufacturing apparatus (10) according to claim 6, characterized in that:
The length in which the continuous fastener element row (13) is provided along the tape side edge (12a) of the pair of continuous fastener tapes (12) using the slide fastener manufacturing apparatus (10) according to claim 1. A slide fastener manufacturing method for manufacturing a slide fastener (19) while conveying a continuous fastener chain (11) of a scale,
Cutting the continuous fastener chain (11) to be transported to form a fastener chain (11A) of a predetermined length;
A slider supply step of supplying the slider (17) to the slider supply position (P3);
The slider holder (145) holding the slider (17) located at the slider supply position (P3) is placed at the slider attachment position (P4), and the slider holder (145) located at the slider attachment position (P4). A slider moving step of moving to the slider replenishment position (P3);
A slider attachment step of conveying the fastener chain (11A) toward the slider attachment position (P4) and attaching the slider (17) to the fastener element row (13) of the fastener chain (11A);
With
The slide fastener manufacturing method, wherein the slider attaching step is executed simultaneously with the cutting step and the slider replenishing step.