TWI546025B - Fastener chain space processing apparatus - Google Patents

Description

Void section processing device for zipper chain

The present invention relates to a cavity processing apparatus for a zipper chain.

As a conventional cavity processing apparatus, there is known a type including a chain conveyor that transmits a fastener chain having a gap, a gap detection device that detects a gap and stops the chain conveyor, and a positioning stopper that protrudes The movement of the fastener chain is restricted to the inside of the gap portion; the chain stretching device is disposed at a downstream side of the positioning stopper to stretch the fastener chain toward the downstream side; and the tape holding device is disposed at an upstream side of the gap portion, Pressing the chain strap of the zipper chain against the base; a pair of side jaws pressing the outer side of the core wire on both sides of the gap toward the positioning stopper; and an ultrasonic welding head having the first pressurization The surface and the second pressing surface are provided above the side gusset, and pressurize the sprocket cutting end of the element row in the upstream end of the gap, the second addition The pressure is pressed against the core wire (including the suture which sews the zipper on the fastener tape) which is pressed by the side gusset to the positioning stopper (for example, refer to Patent Document 1).

[Prior Art Literature]

[Patent Literature]

[Patent Document 1] Japanese Patent Special Publication No. 01-028563

However, in the void portion processing apparatus described in Patent Document 1, since the side jaws are formed in a comb shape, the core wire is pressed into a convex-concave shape by the side jaws, and the core wire is press-formed into a convex-concave shape. Further, when the core wire is press-formed into a convex-concave shape, the stability of the adhesion of the reinforcing film to the void portion of the fastener chain may be lowered in the reinforcing film bonding device in the subsequent step.

The present invention has been made in view of the above circumstances, and an object thereof is to provide a gap portion processing apparatus for a fastener chain, which can pressurize at least one of the core wires provided on the front and back surfaces of the fastener tape into a linear shape.

The object of the present invention is achieved by the following constitution.

(1) A void portion processing apparatus for a fastener chain, the fastener chain comprising: a pair of fastener tapes; a core wire respectively disposed on a front and back sides of a side edge portion of a pair of opposite tapes; a pair of fastener rows The core wire is mounted along the back surface of the pair of chain belts; and the air gap portion is a portion of a predetermined length and a pair of chain rows are not mounted, and the gap portion processing device of the fastener chain includes: a chain conveyor; The zipper chain is conveyed; the gap detecting device detects the gap portion of the zipper chain to stop the chain transport device; the stopper protrudes into the gap portion to restrict the movement of the zipper chain to the downstream side; and the pair of side shackles press the gap toward the stopper At least one outer side surface of the core wire on the back side of the middle portion; an ultrasonic welding head disposed above the pair of side clamps; and an anvil disposed on the pair Below the side clamp, the ultrasonic horn has a pressing surface that pressurizes the core wire on the back side of the watch.

(2) The space processing device for a fastener chain according to (1), wherein the side clamp has a pair of pressing portions that press the outer side surfaces of the core wires on the front and back sides, respectively.

(3) The apparatus for processing a void portion of a fastener chain according to (1) or (2), wherein, on the lower surface of the ultrasonic horn, the pressing surface is in a conveying direction along the fastener chain, and is located at a position The lower surface of the ultrasonic horn is formed above.

(4) The void portion processing apparatus according to any one of (1) to (3), wherein the stopper is a first stopper, and the gap portion processing device of the fastener chain includes the second In the stopper, the second stopper is disposed on the downstream side of the first stopper, and protrudes into the gap portion to restrict the movement of the fastener chain to the upstream side.

(5) The space processing device for a fastener chain according to (4), comprising: a chain pressing device disposed between the first stopper and the second stopper, and pressing the fastener chain from above.

(6) The apparatus for processing a void portion of a fastener chain according to (5), wherein the lower surface of the ultrasonic horn has a first concave portion and a second concave portion, the first concave portion being downward in the ultrasonic welding head The first stopper is accommodated during the movement, and the second recess accommodates the pressing bar of the chain pressing device in the upward movement state.

(7) The apparatus for processing a void portion of a fastener chain according to (6), wherein a receiving recess is formed in an upper surface of the anvil, and the receiving recess accommodates pressing of the chain pressing device in a downward moving state. A rod and a zipper chain pressed downward by a pressing bar.

(8) The cavity processing apparatus for a fastener chain according to any one of (1), wherein a pair of core wire receiving step portions are formed on an upper surface of the anvil, and the core wire houses the step portion The core wire of the back side of the pair of chain belts is accommodated when the anvil moves upward.

According to the present invention, the present invention includes: a chain transfer device that transports a fastener chain; a gap detecting device that detects a gap portion of the fastener chain to stop the chain transfer device; and a stopper that protrudes into the gap portion to restrict movement of the fastener chain to the downstream side; a pair of side jaws, at least one outer side surface of the core wire pressing the front and back surfaces of the gap portion toward the stopper; an ultrasonic welding head disposed above the pair of side jaws; and an anvil disposed below the pair of side jaws Further, since the ultrasonic horn has a pressurizing surface for pressurizing the core wire on the front and back sides, at least one of the core wires provided on the front and back surfaces of the fastener tape can be press-formed into a straight line along the longitudinal direction of the fastener tape.

10‧‧‧Void processing unit

11, 12 ‧ ‧ guide board

13‧‧‧ Cover

13a‧‧‧ Opening

20‧‧‧Chain conveyor

21‧‧‧Feed roller

22‧‧‧pressure roller

30‧‧‧Void detection device

31‧‧‧Shake rod

32‧‧‧Detector roller

40‧‧‧1st stop (stop)

50‧‧‧2nd stop

60‧‧‧Chain pressing device

61‧‧‧ Arm

62‧‧‧ Pressing bar

70‧‧‧ side clamp

71‧‧‧ Pressing Department

72‧‧‧ Press plate

72a‧‧‧ recess

80‧‧‧Supersonic welding head

81‧‧‧ Pressurized surface

84‧‧‧1st recess

85‧‧‧2nd recess

86‧‧‧ sprocket containment recess

90‧‧‧ Anvil

91‧‧‧Slit hole

92‧‧‧ containment recess

93‧‧‧core wire receiving step

100‧‧‧Chain stop device

101‧‧‧Cylinder installation

102‧‧‧STOP board

102a‧‧‧ recess

C‧‧‧ zipper chain

E‧‧‧ zipper teeth

Ea‧‧‧ Base

Eb‧‧‧ meshing head

EL‧‧‧Chain row

R‧‧‧core

R1‧‧‧core forming department

R2‧‧‧Unpressurized part

S‧‧‧Voids

T‧‧‧ a pair of chain belts

Fig. 1 is a schematic side view showing a first embodiment of a cavity processing apparatus for a fastener chain according to the present invention.

Fig. 2 is an enlarged side elevational view showing the periphery of the gap detecting device and the ultrasonic horn shown in Fig. 1;

Fig. 3 is a longitudinal cross-sectional view in the width direction of the periphery of the ultrasonic horn and the anvil shown in Fig. 2;

Fig. 4 is a view showing the surface of a fastener chain processed by a void portion processing apparatus.

Figure 5 is a cross-sectional view of the zipper chain.

Fig. 6 is a view of the lower surface of the ultrasonic horn from the top.

Fig. 7(a) is a cross-sectional view taken along line A-A of Fig. 6, and Fig. 7(b) is a B arrow view of Fig. 7(a).

Fig. 8 is an enlarged side elevational view showing a state in which the detecting roller of the gap detecting device enters the gap portion of the fastener chain.

Fig. 9 is an enlarged side elevational view showing a state in which the first stopper is moved upward and protrudes into the gap portion of the fastener chain.

Fig. 10 is a longitudinal sectional view corresponding to the state of Fig. 9;

FIG. 11 is an enlarged side view illustrating a state in which the second stopper is moved upward and protrudes into the gap portion of the fastener chain, and the pressing bar of the chain pressing device moves downward to press the fastener chain downward.

FIG. 12 is a longitudinal cross-sectional view showing a state in which the right and left side clamps press the outer side surface of the core wire toward the first stopper.

Fig. 13 is an enlarged side view showing a state in which the anvil is moved upward.

Fig. 14 is a longitudinal sectional view corresponding to the state of Fig. 13;

Fig. 15 is an enlarged side elevational view showing a state in which the ultrasonic welding head is moved downward to press-form the left and right core wires.

Fig. 16 is a longitudinal sectional view corresponding to the state of Fig. 15;

17 is an enlarged side view showing a state in which the ultrasonic horn, the anvil, the first stopper, the second stopper, and the pressing bar are returned to the original position, and the fastener chain is conveyed.

Fig. 18 is a longitudinal sectional view corresponding to the state of Fig. 17;

Fig. 19 is a plan view corresponding to Fig. 4 for explaining a case where the pressing plate of the side gusset is wide.

FIG. 20 is a longitudinal cross-sectional view corresponding to FIG. 10, illustrating a state in which the lower pressing portion of the left and right side clamps is removed. FIG.

Figure 21 is a second embodiment for explaining a void portion processing apparatus for a fastener chain of the present invention. An enlarged side view of the form corresponding to FIG.

Fig. 22 is an enlarged plan view showing the periphery of the stop plate shown in Fig. 21;

Figure 23 is a cross-sectional view taken along line C-C of Figure 21 .

Hereinafter, each embodiment of the void portion processing apparatus of the fastener chain of the present invention will be described in detail based on the drawings. In the following description, the gap portion processing apparatus has the upper side set to the upper side with respect to the paper surface of FIG. 1, the lower side to the lower side with respect to the paper surface of FIG. 1, and the left side to be close to the paper surface of FIG. On the front side, the right side is set to the depth side with respect to the paper surface of FIG. 1, the upstream side is set to the left side with respect to the paper surface of FIG. 1, and the downstream side is set to the right side with respect to the paper surface of FIG. Further, the left-right direction of the void portion processing apparatus is also referred to as a width direction.

(First embodiment)

First, a first embodiment of a void portion processing apparatus for a fastener chain according to the present invention will be described with reference to Figs. 1 to 20 .

As shown in FIGS. 1 to 3, the void portion processing apparatus 10 of the present embodiment includes a guide sheet 11 and a guide sheet 12 for guiding the conveyance of the fastener chain C, a chain conveyor 20 for transporting the fastener chain, and a gap detecting device. 30. The gap portion S of the fastener chain C is detected to stop the chain conveyor 20; the first stopper 40 protrudes into the gap portion S to restrict the movement of the fastener chain C to the downstream side; and the second stopper 50 is disposed at The first stopper 40 protrudes into the gap portion S on the downstream side to restrict the movement of the fastener chain C to the upstream side; the chain pressing device 60 is disposed in the first stopper 40 and the second stopper Between 50, the fastener chain C is pressed from above to remove the slack of the fastener chain C; the pair of right and left side clamps 70 press the outer side of the core R of the front and back surfaces of the gap portion S toward the first stopper 40, thereby adjusting The shape of the core wire R on the back surface of the front surface; the ultrasonic horn 80 is disposed above the pair of right and left side clamps 70; and the anvil 90 is disposed below the pair of right and left side clamps 70. Further, a cover 13 covering the upper side of the fastener chain C is provided above the guide sheet 12.

Here, the zipper chain C will be described. As shown in FIG. 4 and FIG. 5, the fastener chain C includes: a pair of left and right chain belts T; and a core wire R respectively provided on the front and back sides of the opposite side edges of the pair of left and right chain belts T; The pair of left and right element rows EL are attached to the core line R of the front and back of the pair of left and right chain belts T, and the gap portion S is a portion of a predetermined length and a pair of left and right chain rows EL are not attached. Further, the gap portion S is a portion in which a pair of left and right element rows EL are not attached in advance, and is formed every predetermined length of the fastener chain C. Further, the gap portion S is a gap between the tape side edge portions of the pair of left and right chain links T among the portions of the pair of right and left fastener elements EL that are not attached to the pair of right and left lengths.

Further, the element row EL has a plurality of fastener elements E. The fastener element E is a metal fastener element including a base portion Ea attached to a core wire R of the front and back surfaces of the fastener tape T, and an engagement head portion Eb formed at a front end portion of the base portion Ea. , meshing and separating with the zipper teeth E of the other party.

As shown in FIG. 1, the chain conveyor 20 includes a feed roller 21 disposed below the fastener chain C, and a pressure roller 22 disposed above the fastener chain C. Further, the chain transfer device 20 is set to be based on inspection from a void portion to be described later. The detection signal of the measuring device 30 stops the conveyance of the fastener chain C at a predetermined time point.

As shown in FIGS. 2 and 8, the gap detecting device 30 includes a rocking lever 31 and a detecting roller 32 rotatably provided at a front end portion of the rocking lever 31. In the gap detecting device 30, the detecting roller 32 enters the gap S of the transported fastener chain C, and the rocking lever 31 swings downward to detect the gap S.

As shown in FIGS. 8 to 10, the first stopper 40 is a plate-like member, and is provided to be vertically movable by a cylinder (not shown). Further, the first stopper 40 is set to move upward at a predetermined time point based on the detection signal from the clearance portion detecting device 30, and protrudes from the lower portion into the gap portion S. Therefore, the element row EL of the upstream end of the gap portion S of the transported chain chain C is in contact with the first stopper 40, and the movement of the fastener chain C to the downstream side is restricted, so that the gap portion S of the fastener chain C is predetermined. The position stops. Further, the first stopper 40 also functions as a pressure receiving plate used when the right and left side clamps 70 to be described later press the outer side surface of the core wire R.

As shown in FIGS. 9 and 11, the second stopper 50 is a plate-shaped member, and is provided to be vertically movable by a cylinder (not shown). Further, the second stopper 50 is set to move upward in the gap portion S of the fastener chain C after stopping at a predetermined position, and protrude into the gap portion S from below. Therefore, the fastener chain C is pressed downward by the pressing bar 62 of the chain pressing device 60 to be described later, and the fastener chain C is pulled to the upstream side, and the element row EL of the downstream end of the gap portion S of the fastener chain C abuts against the second stopper. 50, the movement of the zipper chain C toward the upstream side is restricted.

As shown in FIGS. 9 to 11, the chain pressing device 60 includes an arm 61 and a pressing rod 62 which is provided on the anvil 90 so as to be vertically movable by a cylinder (not shown). On the left side, the pressing bar 62 extends from the upper end portion of the arm 61 to the right side.

The pressing rod 62 is disposed in the left-right direction and extends to the outer side in the width direction of the right side surface of the anvil 90 so as to be housed in the second concave portion 85 of the ultrasonic horn 80 to be described later.

As shown in FIG. 12, the pair of left and right side clamps 70 are slidably provided in the left and right by a cylinder (not shown), and have a pair of upper and lower pressing portions 71 that press the front and back of the chain T, respectively. The outer side of the core wire R.

A thin plate-shaped pressing plate 72 that presses the outer surface of the core wire R is provided at a distal end portion of the upper and lower pressing portions 71, and a distal end surface of the pressing plate 72 is formed in a straight line parallel to the longitudinal direction of the fastener chain C (refer to the figure). 4). Therefore, the portion of the core wire R that is pressed by the side clamp 70 is adjusted to have a linear shape in a cross-sectional shape that is raised upward (the state in which the longitudinal direction of the fastener chain C is not convex or concave).

In addition, the shape in which the core wire R is increased upward is a shape in which the outer side surface of the core wire R is pressed by the side clamp 70, whereby the width dimension of the core wire R (the horizontal direction in FIG. 10) In the present embodiment, the shape in which the height R of the core wire R is increased (the vertical dimension in FIG. 10) is large, and the core wire R is deformed from the substantially rectangular shape shown in FIG. 10 to substantially positive as shown in FIG. The state of the quadrilateral shape. Referring to Fig. 10, the outer side surface of the core wire R refers to the right side surface of the right side core line R and the left side surface of the left side core line R. Referring to Fig. 10, the inner side surface of the core line R means the left side of the right side core line R. The right side of the core wire R on the face and the left side.

As shown in FIGS. 15 and 16, the ultrasonic horn 80 uses steam not shown. The cylinder can be set up and down. Further, as shown in FIGS. 6 and 7(a) and 7(b), the lower surface of the ultrasonic horn 80 has left and right pressing faces 81, and the left and right pressing faces 81 are paired with the left and right chain T The portion of the core wire R on the back side of the watch that is shaped by the side clamp 70 is pressurized. Further, the pressing surface 81 is formed along the conveying direction of the fastener chain C. Further, the pressing surface 81 is located above the lower surface of the ultrasonic ultrasonic welding head 80.

Further, the lower surface of the ultrasonic horn 80 has a first recess 84 and a second recess 85. The first recess 84 is formed between the left and right pressing surfaces 81, and accommodates the first gear when moving downward. In the block 40, the second recessed portion 85 is formed to be traversed in the left-right direction, and accommodates the pressing rod 62 of the chain pressing device 60 in the upwardly moving state.

Further, at the upstream end and the downstream end of the lower surface of the ultrasonic horn 80, a sprocket receiving recess 86 is formed adjacent to the pressing surface 81, and the sprocket receiving recess 86 accommodates the left and right chains when moving downward. Tooth row EL.

As shown in FIGS. 13 and 14, the anvil 90 is provided to be vertically movable by a cylinder (not shown). Further, the anvil 90 is formed along the conveying direction of the fastener chain C, and has a slit hole 91 through which the first stopper 40 and the second stopper 50 are inserted. Further, on the upper surface of the anvil 90, a housing recess 92 is formed to be transversely cut in the left-right direction, and the housing recess 92 accommodates the pressing rod 62 of the chain pressing device 60 in the downward moving state, and the pressing rod 62 The zipper chain C pressed down.

Further, as shown in FIGS. 10 and 14, a left and right core wire housing step portion 93 is formed on the upper surface of the anvil 90, and the core wire housing step portion 93 accommodates the core wire R of the back surface of the right and left fastener tapes T when moving upward. .

Hereinafter, the operation of the void portion processing apparatus 10 will be described with reference to Figs. 8 to 18 .

First, as shown in FIG. 8 , the fastener chain C is conveyed to the downstream side by the chain conveyor 20, and the gap portion S of the fastener chain C is detected by the gap detecting device 30, whereby, as shown in FIGS. 9 and 10, The first stopper 40 moves upward and protrudes from below into the gap portion S. As a result, the fastener element E at the upstream end of the gap S of the fastener chain C abuts against the first stopper 40, the gap S of the fastener chain C is stopped at a predetermined position, and the fastener chain C by the chain conveyor 20 is used. The transfer stopped.

Next, as shown in FIG. 11, the second stopper 50 moves upward and protrudes from below into the gap portion S, and the pressing bar 62 of the chain pressing device 60 moves downward to press the fastener chain C downward, whereby the fastener chain The fastener element E at the downstream end of the gap portion S of C abuts against the second stopper 50, the movement of the fastener chain C toward the upstream side is restricted, and the slack of the fastener chain C is removed.

Then, as shown in FIG. 12, the left and right side clamps 70 are slid a plurality of times in the left-right direction (three times in the present embodiment), and the upper and lower pressing plates 72 of the left and right side clamps 70 are respectively oriented toward the first speed. The block 40 presses the outer side surface of the core wire R of the left and right front and back of the air gap S, whereby the portion of the core wire R of the right and left front faces pressed by the side clamp 70 is adjusted to have a linear shape in a cross-sectional shape that becomes upward.

Then, as shown in FIG. 13 and FIG. 14, the anvil 90 is moved upward, whereby the left and right core wire receiving step portions 93 of the anvil 90 accommodate the shape of the core wire R on the right and left back sides adjusted by the side jaws 70. section.

Then, as shown in FIGS. 15 and 16, the ultrasonic horn 80 moves downward, By the left and right pressurizing surfaces 81 of the ultrasonic horn 80, the portion of the core wire R of the right and left front and back that is shaped by the side nip 70 is pressurized from above, and the core wire R is melted and pressed. Thereby, as shown in FIG. 4, the core-formed portion R1 (indicated by a grid pattern) which is a press-formed portion of the core wire R is formed to be tightened in the up, down, left, and right directions as compared with the portion R2 which is not press-formed. shape.

Next, as shown in FIGS. 17 and 18, the ultrasonic horn 80 and the pressing rod 62 are moved upward to the original position, and the first stopper 40, the second stopper 50, and the anvil 90 are moved downward to the original position. At this position, the stop of the fastener chain C is released, and the fastener chain C is conveyed to the downstream side by the chain conveyor 20. Then, by repeating the above operation, press forming of the core wire R is performed in each of the gap portions S of the fastener chain C.

Further, the upstream side portion of the gap portion S which is press-formed by the ultrasonic welding head 80 (the portion in which the shape of the core wire R is adjusted by the side jaws 70) is bonded in the reinforcing film bonding device in the subsequent step. Reinforce the membrane. Also, for the portion to which the reinforcing film is bonded, the opening member or the fastening member is attached in the subsequent step. Further, the downstream end portion of the gap portion S which is press-formed by the ultrasonic horn 80 is attached with a stopper in the subsequent step.

As described above, the void portion processing apparatus 10 according to the present embodiment includes the chain conveyor 20, the gap portion detecting device 30, the first stopper 40, the pair of right and left side clamps 70, the ultrasonic horn 80, and The anvil 90 and the ultrasonic horn 80 have a pressurizing surface 81 that pressurizes a portion of the core R of the front and back of the left and right fastener tapes T that has been shaped by the side clamp 70, and thus The shape of the core wire R disposed on the back surface of the strap T can be adjusted, and can be along the length of the chain T The core wire R provided on the front and back surfaces of the fastener tape T is press-formed into a linear shape. Therefore, in the reinforcing film bonding apparatus of the subsequent step, the stability of the bonding of the reinforcing film to the space S of the fastener chain C can be improved.

Further, the void portion processing apparatus 10 according to the present embodiment includes the chain pressing device 60, and the chain pressing device 60 is disposed between the first stopper 40 and the second stopper 50, and is pressed by pressing the fastener chain C from above. Since the zipper chain C is loosened, the posture of the zipper chain C can be stabilized, and the stability of the press forming of the fastener chain C by the ultrasonic horn 80 can be improved.

Further, in the above-described embodiment, the shape of the upstream side portion of the core wire R of the gap portion S is adjusted by the pressing plate 72 of the side clamp 70. However, as shown in Fig. 19, the side clamp may be sandwiched from the above embodiment. The pressing plate 72 of 70 is wide, and the shape of the entire core wire R of the gap portion S is adjusted by the wide pressing plate 72. At this time, the shape of the core wire R of the downstream side portion of the space portion S can also be adjusted, and therefore, the mounting stability of the mounted barrier portion can be improved in the subsequent step. Further, a recess 72a for avoiding the chain pressing device 60 is formed in the pressing plate 72.

Further, as shown in FIG. 20, the pressing portion 71 on the lower side of the right and left side clamps 70 may be removed. At this time, the shape of the core wire R provided on the back side of the fastener tape T cannot be adjusted, but it does not greatly affect the press forming of the core wire R on the front and back surfaces by the ultrasonic horn 80.

(Second embodiment)

Next, a second embodiment of the void portion processing apparatus for the fastener chain of the present invention will be described with reference to Figs. 21 to 23 . In addition, the same as in the first embodiment Or equivalent parts, the same or equivalent symbols are attached to the drawings, and the description thereof is omitted or simplified.

As shown in Fig. 21, in the present embodiment, the second stopper 50 and the chain pressing device 60 of the first embodiment are removed, and the pressing plate 72 and the first stopper 40 of the side clamp 70 are the same as described above. The first embodiment is wide. Further, the width of the pressing plate 72 and the first stopper 40 of the side clamp 70 is the same as the pressing plate 72 shown in FIG. 19, and the width of the entire shape of the core wire R of the gap portion S can be adjusted.

Further, in the present embodiment, the chain stop device 100 is provided on the downstream side of the ultrasonic ultrasonic horn 80 and above the cover 13, and the chain stop device 100 presses the upper surface of the fastener chain C to restrict the fastener chain C. The movement.

As shown in FIGS. 21 to 23, the chain stop device 100 includes a stop plate 102 that is driven up and down via the cylinder device 101. The stop plate 102 is configured to press the upper surface of the fastener chain C by the opening 13a formed in the cover 13. Further, a concave portion 102a is formed on the lower surface of the stop plate 102, and the concave portion 102a accommodates the element row EL of the fastener chain C when pressed. Further, the stop plate 102 is driven to move downward after the conveyance of the fastener chain C by the first stopper 40, and the core wire R is press-formed by the ultrasonic horn 80, and then moved upward.

Other configurations and operational effects are the same as those of the first embodiment.

In addition, the present invention is not limited to the above-described embodiments, and can be appropriately modified without departing from the spirit and scope of the invention.

10‧‧‧Void processing unit

11, 12 ‧ ‧ guide board

30‧‧‧Void detection device

31‧‧‧Shake rod

32‧‧‧Detector roller

40‧‧‧1st stop (stop)

50‧‧‧2nd stop

60‧‧‧Chain pressing device

61‧‧‧ Arm

62‧‧‧ Pressing bar

70‧‧‧ side clamp

71‧‧‧ Pressing Department

80‧‧‧Supersonic welding head

85‧‧‧2nd recess

90‧‧‧ Anvil

92‧‧‧ containment recess

C‧‧‧ zipper chain

E‧‧‧ zipper teeth

EL‧‧‧Chain row

R‧‧‧core

S‧‧‧Voids

T‧‧‧ a pair of chain belts

Claims (7)

A gap processing device (10) for a zipper chain (C), the zipper chain (C) comprising: a pair of chain belts (T); and a core wire (R) respectively disposed on the pair of chain belts (T) a front and back surface of a side edge portion of the opposite tape; a pair of element rows (EL) mounted along the core wire (R) of the front and back sides of the pair of chain tapes (T); and a void portion (S), The portion of the fastener chain (C) having a predetermined length and not having the pair of element rows (EL) is characterized by comprising: a chain conveyor (20) for conveying the a zipper chain (C); a gap detecting device (30) that detects the gap portion (S) of the zipper chain (C) to stop the chain transfer device (20); the stopper (40) protrudes to The movement of the fastener chain (C) to the downstream side is restricted in the gap portion (S); a pair of side jaws (70) are pressed against the stopper (40) in the gap portion (S) At least one outer side surface of the core wire (R) on the back side of the watch; an ultrasonic welding head (80) disposed above the pair of side jaw clamps (70); and an anvil (90) disposed on the pair Below the side clamp (70), and the ultrasonic welding head (80) has a pair A pressing surface (81) for pressurizing the core wire (R) on the back surface of the front surface, wherein the side clamp (70) has a pair of pressing portions (71) for pressing the outer side faces of the core wires (R) of the front and back surfaces, respectively Further, a thin plate-shaped pressing plate (72) that presses an outer surface of the core wire (R) is provided at a distal end portion of the upper and lower pressing portions (71), and a front end surface of the pressing plate (72) is formed to be a zipper chain ( C) is linear in parallel in the longitudinal direction. The void portion processing device (10) of the fastener chain (C) according to the first aspect of the invention, characterized in that, on the lower surface of the ultrasonic welding head (80), the pressing surface (81) Is in the direction of transport along the zipper chain (C), and is located The lower surface of the ultrasonic horn (80) is formed above. The gap processing device (10) of the fastener chain (C) according to claim 1, wherein the stopper (40) is a first stopper, and the gap of the fastener chain (C) The partial processing device (10) includes a second stopper (50), and the second stopper (50) is disposed downstream of the first stopper (40) and protrudes to the gap (S) The movement of the fastener chain (C) toward the upstream side is restricted internally. A gap processing device (10) for a fastener chain (C) according to claim 3, characterized in that the chain pressing device (60) includes a chain pressing device (60) disposed in the first stopper and the second stopper ( Between 40 and 50), the zipper chain (C) is pressed from above. The gap processing device (10) of the fastener chain (C) according to the fourth aspect of the invention, characterized in that the lower surface of the ultrasonic horn (80) has a first recess (84) and a second a recessed portion (85) that accommodates the first stopper (40) when the ultrasonic horn (80) moves downward, and the second recess (85) accommodates an upward movement state The lower pressing rod (62) of the chain pressing device (60). A gap processing device (10) for a fastener chain (C) according to claim 5, characterized in that a receiving recess (92) is formed on an upper surface of the anvil (90), The housing recess (92) accommodates the pressing bar (62) of the chain pressing device (60) in a downward movement state, and the fastener chain (C) pressed downward by the pressing bar (62). The gap processing device (10) of the fastener chain (C) according to the first aspect of the invention, characterized in that a pair of core wire receiving step portions (93) are formed on an upper surface of the anvil (90), The core wire receiving step portion (93) accommodates the core wire (R) of the back surface of the pair of chain tapes (T) when the anvil (90) moves upward.