CN109757832B

CN109757832B - Zipper closing mechanism of open-end zipper

Info

Publication number: CN109757832B
Application number: CN201910027678.1A
Authority: CN
Inventors: 冯泽利; 段军
Original assignee: Guangzhou Zhenyu Zipper Machines Co ltd
Current assignee: Guangzhou Zhenyu Zipper Machines Co ltd
Priority date: 2019-01-11
Filing date: 2019-01-11
Publication date: 2021-06-25
Anticipated expiration: 2039-01-11
Also published as: CN109757832A

Abstract

The invention discloses a zipper closing mechanism of a separating zipper. The scheme comprises a swing belt assembly, a clamping towing assembly, a chain combining module, a horizontal driving piece, a bolt in-place detection assembly and a front-end towing chain belt assembly, wherein the swing belt assembly comprises a horizontal swing piece and a swing driving piece, and a chain passing channel is arranged on the horizontal swing piece; close chain mould subassembly and include the base, close the chain mould, close the mould driving piece of opening, the pull head die cavity has been seted up in closing the chain mould, the square die cavity, it includes mould and lower mould to close the chain mould, fix a position the square through closing chain mould subassembly, swing first chain belt to the second chain belt through the pendulum assembly of taking, the first chain belt of centre gripping dragging assembly centre gripping is dragged forward, make the bolt peg graft in the square, drag pull head die cavity through the chain mould subassembly of front end dragging first chain belt and second chain belt synchronous process closing chain mould subassembly, thereby close the chain, and novel structure, it is efficient to close the chain.

Description

Zipper closing mechanism of open-end zipper

Technical Field

The invention relates to the field of zipper machinery, in particular to a zipper closing mechanism of a separating zipper.

Background

Zippers are a means of temporarily joining two pieces of fabric together, and are commonly found in clothing, luggage, handbags, tents, sleeping bags, and the like.

The zipper can be divided into a nylon zipper, a vertical zipper and a metal zipper according to different materials; the zipper comprises a closed tail zipper, an open tail zipper (left and right insertion), a double closed tail zipper (X or O), a double open tail zipper (left and right insertion), and a single side open tail zipper (left and right insertion, nylon and resin limitation, common cap connection money); according to different structures, the zipper comprises a closed zipper, an open zipper and a double-open zipper, wherein a rear zipper of the closed zipper is fixed and can only be pulled open from a front zipper end, and two zipper belts are connected by the rear zipper and cannot be separated to be suitable for a common bag in a fully open state of the zipper; the open zipper is provided with a locking piece without a rear stop at the lower end of the zipper, the locking piece is equivalent to a closed zipper when being locked, the zipper head is pulled to lean against the locking piece to separate the locking piece, and the zipper belt can be separated, so that the open zipper is suitable for clothes or articles which need to be pulled open frequently; the double-open zipper is provided with two sliders, can be opened or closed from any end, and can be completely opened by pulling the two sliders to be close to the locking piece to separate the two sliders.

In the production process of the zip fastener of plastics tooth, the zip fastener tooth is through moulding plastics the back, need close the chain with the zip fastener sometimes, among the prior art, chinese utility model that bulletin number is CN 204467151U discloses a zip fastener device of closing the chain, and it can close the chain operation to the zip fastener that has the pull head, nevertheless need not close the chain through the pull head occasionally, and this utility model can't be used to carry out the operating mode that the chain belt closed the chain under the circumstances of not having the pull head.

Chinese utility model with publication number CN 208017025U discloses a zipper closing device for zipper without pull head, comprising a frame and a zipper transmission track, wherein the front end of the zipper transmission track is provided with a zipper closing mechanism, one side of the zipper closing mechanism is provided with a zipper sending-out mechanism, the zipper closing mechanism comprises an upper pull head die and a lower pull head die, and a first cylinder driving the upper pull head die and the lower pull head die to be combined to form a zipper closing pull head, the piston rod of the first cylinder is connected with the upper pull head die through the upper pull head die carrier, the upper pull head die carrier is connected with a first rotating block, the lower pull head die carrier is connected with a second rotating block, the first rotating block and the second rotating block are connected through a third rotating block, the third rotating block is fixed on the frame through a rotating shaft, although the utility model can realize the zipper closing without pull head, when producing an open-end zipper of plastic teeth, the zipper belt of the open zipper is injection molded into paired inserted pins and square blocks, and the residual waste aggregate on the zipper belt is removed before the zipper is closed, then the inserted pins and the square blocks are mutually inserted, and finally the zipper is closed, so that the zipper closing device without the pull head is not suitable for the zipper closing without the pull head.

The invention aims to provide a mechanism for closing a separating zipper with plastic teeth when a pull head is not arranged.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a zipper closing mechanism for an open-end zipper, which includes a tape swinging mechanism, a clamping pulling mechanism, a zipper closing module assembly, a horizontal driving member, a pin in-place detection assembly, and a front end pulling module assembly.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

a chain combining mechanism of a separating zipper comprises a swing belt assembly, a clamping dragging belt assembly, a chain combining mold assembly, a horizontal driving piece, a bolt in-place detection assembly and a front end dragging chain assembly, the chain combining mechanism is arranged on a rack, a chain conveying guide rail is arranged at one end, entering the zipper, of the chain combining mechanism and comprises a first guide rail and a second guide rail which are horizontally arranged in parallel, the first guide rail is used for conveying a first chain belt of a bolt, the second guide rail is used for conveying a second chain belt assembly of a square block, the front end dragging chain assembly is arranged at one end, exiting the zipper, of the chain combining mechanism, and the front end dragging chain assembly pulls the first chain belt and the second chain belt to be conveyed forwards in parallel;

the first guide rail, the swing belt assembly and the clamping and dragging assembly are all located on the same side of the rack and are sequentially arranged along the conveying direction of the first chain belt, the swing belt assembly comprises a horizontal swing part and a swing driving part for driving the horizontal swing part to be close to or far away from the second guide rail, a chain passing channel for the first chain belt to pass through is arranged on the horizontal swing part, and the clamping and dragging assembly is used for clamping the first chain belt to horizontally reciprocate along the conveying direction of the first chain belt;

the chain combining die assembly and the second guide rail are arranged on the same side of the rack, the chain combining die assembly is located at one end of an outlet of the second guide rail, the horizontal driving piece drives the chain combining die assembly to horizontally reciprocate along the conveying direction of the second chain belt, the chain combining die assembly comprises a base and a chain combining die arranged on the base, a pull head die cavity and a square die cavity are sequentially formed in the chain combining die along the conveying direction of the second chain belt, the pull head die cavity is communicated with the square die cavity, the square die cavity penetrates out of the end face of the chain combining die, the chain combining die comprises an upper die and a lower die located below the upper die, and the chain combining die assembly further comprises a chain combining and opening die driving piece which is arranged on the base and drives the upper die and the lower die to be close to or far away from each;

the bolt in-place detection assembly outputs a bolt in-place detection signal after detecting that the bolt is completely inserted into the square, and the front-end drag chain belt assembly responds to the bolt in-place detection signal to drive the first chain belt and the second chain belt to synchronously move forwards.

Through the arrangement, after injection molding, a first chain belt with a plug pin and a second chain belt with a square block are respectively conveyed forwards along a first guide rail and a second guide rail under the dragging of a front end drag chain belt assembly, when the first chain belt and the second chain belt reach a specified area simultaneously, a chain closing mold is opened and moves to the position of the block above the second chain belt under the driving of a horizontal driving piece, then the chain closing mold is closed, the square block is placed in a square block mold cavity, then a swing belt assembly moves the first chain belt towards the direction close to the second chain belt, a clamping drag chain assembly clamps the first chain belt to drag forwards, so that the first chain belt enters the square block mold cavity through the drag head mold cavity and is inserted in the square block, when the plug pin in-place detection signal detects that the plug pin is completely inserted in the square block, a plug in-place detection signal is output, the front end drag chain belt assembly drives the first chain belt and the second chain belt to move forwards synchronously in response to, therefore, the first chain belt and the second chain belt pass through the pull head die cavity simultaneously, and the first chain belt is meshed with the second chain belt, so that the chain closing action of the open-end zipper without the pull head is completed.

Preferably, a square detection assembly is arranged on the second guide rail and comprises a detection swing rod and a detection element, the detection element is fixed on the second guide rail, the detection swing rod is perpendicular to the vertical swing direction of the rack and the conveying direction of the swing axis of the rack and the conveying direction of the second chain belt, the lower end of the detection swing rod is abutted to the top surface of the second guide rail, the detection element detects a square detection signal output when the swing motion of the detection swing rod is performed, the front-end drag chain belt assembly responds to the square detection signal to drive the first chain belt and the second chain belt to synchronously move forwards for a preset distance, and the horizontal driving element responds to the square detection signal to drive the chain closing die assembly to move towards the position of the square.

Through the arrangement, when the second chain belt is conveyed forwards along the second guide rail, the square blocks are jacked up by the detection swing rods when passing through the lower ends of the detection swing rods, so that the detection swing rods swing, the detection elements detect the swing motion of the detection swing rods and output square block detection signals, and the horizontal driving piece responds to the square block detection signals to drive the chain closing module to move to the positions of the square blocks, so that the chain closing module is convenient to be matched with the square blocks on the next step.

Preferably, the detection element is a photosensor or a hall sensor.

Through setting up like this, when detecting the pendulum rod through photoelectric sensor or hall sensor, photoelectric sensor or hall sensor can export a block detected signal, the action of horizontal driving piece on next step of being convenient for.

As preferred, the bolt detection subassembly that targets in place includes mount pad, bolt detection lever and detection signal output element, the mount pad with the frame is fixed, the bolt detection lever rotate set up in mount pad and its axis of rotation with the direction of delivery of first chain belt is perpendicular, the top of bolt detection lever is provided with the plane at bolt detection lever swing orbit place is parallel with the direction of delivery of first chain belt, the top of bolt detection lever is provided with the detection separation blade, the detection separation blade with the side that closes the chain mould pastes mutually, detection signal output element is fixed in the mount pad, detection signal output element exports the bolt detection signal that targets in place when the bolt detection lever passes through.

Through setting up like this, the first chain belt of centre gripping towing assembly centre gripping moves forward, when the bolt is pegged graft in the square, and first chain drives the swing of bolt detection pole, and detection signal output element detects the swing motion output bolt of bolt detection pole and targets in place the signal, and the front end towing chain subassembly is in place the signal and is draged first chain belt and second chain belt in step forward in response to the bolt, continues to accomplish and closes the chain action.

As preferred, the exit of square die cavity is provided with the square locating part, it is provided with a swing seat to rotate on the mount pad, the square locating part set up in the upper end of swing seat, the bolt detection pole rotate set up in swing seat, be provided with the butt joint piece with the bottom butt of bolt detection pole on the mount pad, be provided with the drive on the mount pad swing seat swing dodge the driving piece.

Through setting up like this, dodge driving piece drive swing seat and swing to make the square locating part swing from the export of square die cavity, make the square can break away from the square die cavity under the traction of front end traction assembly smoothly, be convenient for subsequent chain that closes.

Preferably, the avoidance driving part comprises a horizontal telescopic part and a driving connecting rod, the horizontal telescopic part is horizontally arranged on the mounting seat, a horizontal sliding groove is formed in the mounting seat, a sliding block is fixedly arranged at the telescopic end of the horizontal telescopic part and is connected with the horizontal sliding groove in a sliding mode, the middle of the swinging seat is rotatably connected with the mounting seat, one end of the driving connecting rod is hinged to the lower end of the swinging seat, and the other end of the driving connecting rod is hinged to the sliding block.

Through setting up like this, slide along horizontal spout through horizontal extensible member drive slider to the swing of slider drive connecting rod, and then the connecting rod drives the swing seat swing, thereby reaches the wobbling purpose of drive bolt detection pole through connecting rod structure.

Preferably, the bolt detection assembly that targets in place still includes the elastic component that resets, reset elastic component one end with swing seat is fixed, and the other end with bolt detection lever is fixed, the elastic component that resets to bolt detection lever exerts elasticity and makes the bottom of bolt detection lever and butt piece butt just bolt detection lever has the motion trend that keeps vertical state.

Through setting up like this, the elastic component that resets makes the bolt detection pole keep vertical, reduces the artifical trouble that makes the bolt detection pole reset and keep vertical state, improves and closes chain efficiency.

Preferably, the pendulum band subassembly still includes fixing base, pivot, the fixing base with the frame is fixed, the vertical rotation of pivot set up in on the fixing base, the top of pivot with the horizontal goods of furniture for display rather than for use is fixed, a bottom mounting dead lever of pivot, the swing driving piece includes horizontal telescoping cylinder, the flexible articulated connecting block that serves of horizontal telescoping cylinder, the connecting block is kept away from the one end of horizontal telescoping cylinder with the dead lever is articulated.

Through setting up like this, horizontal telescoping cylinder drive connecting block is planar motion to connecting block drive dead lever rotates, thereby realizes the horizontal swing of drive horizontal goods of furniture for display rather than for use the bolt to closing chain mould wobbling purpose, and simple structure is convenient for realize closing the chain automation.

Preferably, the front end drag chain belt assembly comprises a base, a drag chain motor, a friction wheel, a pressing wheel and a friction belt, wherein the drag chain motor is fixed on the base, the friction wheel is fixed on a rotating shaft of the drag chain motor, the pressing wheel is provided with a plurality of pressing wheels and is arranged on the base in a rotating mode, and the friction belt is wound on the pressing wheel and is abutted to the surface of the friction wheel.

Through setting up like this, the chain belt that the friction area will close after the chain supports to press on the friction pulley, and then rotates through tow chain motor drive friction pulley, drags the chain belt forward, realizes the purpose of tow chain.

Preferably, the chain conveying guide rail is provided with a chain pressing assembly, the chain pressing assembly comprises a pressing block, the pressing block is rotatably arranged on the rack, the rotating axis of the pressing block is perpendicular to the conveying direction of the first chain belt, the pressing block is provided with two parallel chain pressing convex edges, one chain pressing convex edge is abutted against the top surface of the first guide rail, and the other chain pressing convex edge is abutted against the top surface of the second guide rail.

Through setting up like this, protruding edge of pressing the chain through two respectively with first chain belt, second chain belt butt to make first chain belt level move forward along first guide rail top surface level, the second chain belt level moves forward along the top surface level of second guide rail, guarantees the reliability of closing the chain.

Compared with the prior art, the invention has the beneficial technical effects that:

1. through fixing a position the square at the mould subassembly that closes the chain, will have the first chain belt of bolt to the swing of second chain belt through the pendulum band subassembly, then, centre gripping towing assembly carries out centre gripping and drags forward to first chain belt, makes the bolt on the first chain belt peg graft in the square, then, under the dragging of front end towing assembly, first even area is synchronous through the pull head die cavity that closes the mould subassembly with the second chain belt, thereby close the chain, novel structure, it is efficient to close the chain.

2. Through setting up the square detection subassembly, be convenient for fix a position the square, be convenient for follow-up action of holding the square in closing chain mould subassembly.

3. Through setting up the bolt and reaching in place the detection subassembly, after the bolt is pegged graft and is targetting in place, the bolt reaches in place the detection subassembly and outputs the bolt and reaches in place the detected signal, and the follow-up front end drag chain band subassembly of being convenient for drags first chain belt and second chain belt forward in step, continues to accomplish and closes the chain operation.

4. The connecting rod structure is arranged, the horizontal swing motion is performed through the horizontal telescopic cylinder to drive the horizontal swing part, the space is saved, and the rapid action is convenient.

Drawings

FIG. 1 is a schematic view of the overall structure of a chain combining apparatus using embodiment 1 of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic view showing the installation relationship of embodiment 1 of the present invention with a chain guide and a chain pressing assembly;

FIG. 5 is a schematic mechanical diagram of a chain guide and a chain pressing member of the chain combining apparatus according to embodiment 1 of the present invention;

FIG. 6 is a schematic structural view of a closing die assembly in embodiment 1 of the present invention;

FIG. 7 is an exploded view of a pin-in-place detection assembly according to example 1 of the present invention;

FIG. 8 is an overall schematic view of a plug-in position detecting unit according to embodiment 1 of the present invention;

FIG. 9 is a schematic structural view of a ribbon assembly in embodiment 1 of the present invention;

FIG. 10 is a schematic structural view of a clamping tow assembly according to embodiment 1 of the present invention;

fig. 11 is a schematic structural view of the front-end tow band assembly in embodiment 1 of the present invention.

Wherein, the technical characteristics that each reference numeral refers to are as follows:

1. a frame; 2. a chain conveying guide rail; 21. a first guide rail; 22. a second guide rail; 221. a horizontal groove; 3. an aggregate removing mechanism; 31. a support frame; 311. an aggregate guide channel; 32. removing bone material blocks; 321. a chain passing hole; 33. a chain guide roller; 4. a chain combining mechanism; 41. a chain closing mold component; 411. a base; 412. combining a chain die; 41200. a pull head die cavity; 41201. a square die cavity; 4121. an upper die; 4122. a lower die; 413. a mold opening and closing driving member; 414. a limiting plate; 42. a pendulum band assembly; 421. a fixed seat; 4211. a limiting rod; 422. a horizontal swing part; 4221. a lower plate; 4222. an upper plate; 42221. a guide through groove; 4223. a chain-passing channel; 423. a swing drive; 4231. a horizontal telescopic cylinder; 4232. connecting blocks; 424. a drive shaft; 425. fixing the rod; 43. clamping the towing assembly; 431. a slide base; 432. a clamping jaw; 4321. a lower clamping portion; 4322. an upper clamping portion; 4323. clamping the driving member; 433. a horizontal telescopic driving member; 44. a horizontal drive member; 45. a square detection component; 451. detecting a swing rod; 4511. a roller; 452. a detection element; 453. a square block detection seat; 454. a square detection induction column; 46. a bolt in-place detection assembly; 461. a mounting seat; 4611. a horizontal chute; 4612. a through groove; 462. a bolt detection lever; 4621. detecting a blocking piece; 463. a detection signal output element; 464. a swing seat; 465. a rotating shaft; 466. a butting block; 467. a restoring elastic member; 47. a square block limiting part; 5. a front end drag chain belt assembly; 51. a base; 52. a tow chain motor; 53. a friction wheel; 54. pressing the wheel; 55. a friction belt; 6. a first guide roller; 61. a material guide channel; 7. a chain pressing component; 71. mounting blocks; 72. briquetting; 721. pressing the convex edge of the chain; 7211. a horizontal groove; 73. pressing the elastic piece; 74. a cross bar; 8. avoiding the driving piece; 81. a horizontal telescoping member; 811. a slider; 8111. an articulation member; 82. a drive link; 9. a second guide roller.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments, but the scope of the present invention is not limited to the following embodiments.

Example 1

Referring to fig. 1, 2 and 4, the embodiment discloses a zipper closing mechanism 4 of a separating zipper, which includes a zipper closing module 41, a swing belt module 42, a clamping drag belt module 43, a horizontal driving element 44 and a front end drag belt module 5, wherein the zipper closing mechanism 4 is arranged on a rack 1, a zipper conveying guide rail 2 is arranged at one end of the zipper on the rack 1, which is located at the zipper closing mechanism 4, of the zipper, the front end drag belt module 5 is arranged at one end of the zipper outlet of the zipper closing mechanism 4, the zipper conveying guide rail 2 is horizontally arranged at the top of the rack 1, and an aggregate removing mechanism 3 is arranged at an inlet of the zipper conveying guide rail 2.

Referring to fig. 1 and 3, the deboning mechanism 3 includes a support frame 31, a deboning block 32 and a plurality of chain guide rollers 33, the support frame 31 is fixed on the top of the rack 1, the plurality of chain guide rollers 33 rotate to be disposed on the support frame 31, the deboning block 32 is fixed on the support frame 31, two chain through holes 321 have been seted up on the deboning block 32, two are parallel to each other in the direction of seting up the chain through holes 321, be provided with the aggregate guide channel 311 on the support frame 31, the upper and lower both ends of the aggregate guide channel 311 all are equipped with the opening, the deboning block 32 is fixed in the aggregate guide channel 311 and crosses the chain through holes 321 and become the slope state with the vertical direction, the direction of seting up the chain through holes 321 is 30.

The chain belts for forming the pins and the blocks through injection molding comprise a first chain belt (not shown in the figure) with the pins, a second chain belt (not shown in the figure) with the blocks and residual injection molding aggregate, the first chain belt penetrates through one of the chain through holes 321 of the bone removing block 32, the second chain belt penetrates through the other chain through hole 321 of the bone removing block 32, and therefore after passing through the bone removing block 32, the residual injection molding aggregate between the first chain belt and the second chain belt falls off and rolls down along the aggregate guide channel 311 for collection.

Referring to fig. 5, the chain guide rail 2 includes a first guide rail 21 and a second guide rail 22 which are arranged in parallel along a horizontal direction, a first chain belt is conveyed in the first guide rail 21, a second chain belt is conveyed in the second guide rail 22, a first guide roller 6 is arranged at the front end of the chain guide rail 2, the highest point of the circumferential surface of the first guide roller is as high as the chain guide rail 2, two guide channels 61 are arranged on the first guide roller, and the two guide channels 61 are respectively arranged towards the first chain belt and the second chain belt to provide guidance for the first chain belt and the second chain belt.

Referring to fig. 5, a chain pressing assembly 7 is arranged on the chain conveying guide rail 2, the chain pressing assembly 7 includes an installation block 71 and a pressing block 72, the installation block 71 is fixedly connected with the frame 1, the pressing block 72 is rotatably arranged on the installation block 71, and the rotation axis of the pressing block 72 is horizontal, so that the pressing block 72 can vertically swing relative to the frame 1, the pressing block 72 includes two chain pressing convex edges 721, one of the chain pressing convex edges 721 is located in the first guide rail 21, the other chain pressing convex edge 721 is located in the second guide rail 22, and the two chain pressing convex edges 721 are respectively abutted to the top surface of the first guide rail 21 and the top surface of the second guide rail 22 under the self-gravity action of the pressing block 72.

Referring to fig. 5, the lower edge of the pressing chain convex edge 721 is provided with a horizontal groove 7211 for the pin or the block to pass through, the second guide rail 22 is horizontally provided with a horizontal groove 221 for the block to pass through along the conveying direction of the second chain belt, and the horizontal groove 7211 and the horizontal groove 221 are vertically spliced to form a channel for the block to pass through.

When the first chain belt and the second chain belt move forwards in the first guide rail 21 and the second guide rail 22 respectively, the first chain belt and the second chain belt move along the top surfaces of the first guide rail 21 and the second guide rail 22 respectively, the chain belt part of the first chain belt is pressed by the chain pressing convex block in the first guide rail 21, the bolt passes through the chain pressing convex block through the horizontal groove 7211, so that the first chain belt is transmitted forwards in a horizontal state, the chain belt part of the second chain block is pressed by the chain pressing convex block in the second guide rail 22, and the block passes through the chain pressing convex edge 721 through a channel formed by the horizontal groove 7211 and the horizontal groove 221, so that the second chain belt is transmitted forwards horizontally.

Referring to fig. 5, the chain pressing assembly 7 further includes a pressing elastic member 73, a cross bar 74 is fixedly disposed on the mounting block 71, the rotation axis of the pressing block 72 is located between the upper end and the lower end of the pressing block 72 and is close to the upper end, the pressing elastic member 73 is a tension spring, one end of the tension spring is fixed to the cross bar 74, and the other end of the tension spring is fixed to the upper end of the pressing block 72, so that the tension spring applies a moment to the pressing block 72, and the lower end of the pressing block 72 is kept in abutting connection with the chain conveying.

Referring to fig. 2 and 4, the chain closing module 41 is disposed at the outlet end of the second guide rail 22 and horizontally slides along the conveying direction of the second chain belt and is disposed on the frame 1, and the horizontal driving element 44 drives the chain closing module 41 to horizontally reciprocate, in this embodiment, the horizontal driving element 44 is a telescopic cylinder, a cylinder body of the telescopic cylinder is fixed to the frame 1, and a telescopic end of the telescopic cylinder is connected to the chain closing module 41.

The swing belt assembly 42 and the clamping towing assembly 43 are sequentially arranged at an outlet of the second guide rail 22 along the conveying direction of the first chain belt, and the clamping towing assembly 43 clamps the first chain belt to reciprocate relative to the rack 1 along the conveying direction of the first chain belt.

Referring to fig. 6, the chain closing module assembly 41 includes a base 411, a chain closing module 412 and a chain closing and opening module driving member 413, the base 411 and the chain closing module 412 are horizontally slidably disposed on the frame 1, the chain closing module 412 includes an upper module 4121 and a lower module 4122 disposed below the upper module 4121, the upper module 4121 and the lower module 4122 are vertically slidably disposed on the base 411, the chain closing and opening module driving member 413 is respectively disposed on the upper module 4121 and the lower module 4122, the chain closing and opening module driving member 413 is a telescopic cylinder, a position limiting plate 414 is disposed on the base 411 between the upper module 4121 and the lower module 4122, and when the chain closing and opening module driving member 413 drives the upper module 4121 and the lower module 4122 to approach each other until the upper module 4121 and the lower.

Referring to fig. 2, 4 and 6, the chain combining mechanism 4 further includes a block detecting component 45, a pin-in-place detecting component 46 and a block limiting component 47, the block detecting component 45 is disposed on the second guide rail 22 and located between the chain pressing component 7 and the chain combining module 41, the pin-in-place detecting component 46 is located on a side surface of the chain combining module 412, and the block limiting component 47 is disposed at an outlet of the chain combining module 412.

Referring to fig. 4, the square block detecting assembly 45 includes a detecting swing rod 451 and a detecting element 452, the detecting swing rod 451 and the detecting element 452 are disposed on a square block detecting seat 453, the square block detecting seat 453 is fixed on the second guide rail 22, in this embodiment, the detecting element 452 is a hall switch sensor, the detecting swing rod 451 is rotatably disposed on the square block detecting seat 453, an axis of the detecting swing rod 451 is perpendicular to a transmission direction of the second chain belt, the detecting swing rod 451 is located above the second guide rail 22, a lower end of the detecting swing rod 451 is abutted against a top surface of the second guide rail 22, a square block detecting sensing column 454 is fixed at an upper end of the detecting swing rod 451, when a square block on the second chain belt passes through the detecting swing rod 451, the square block pushes up the detecting swing rod 451 and swings the detecting swing rod 451, the square block detecting sensing column 454 passes through the detecting element 452 along with the, the front end drag chain belt assembly 5 responds to the block detection signal to drive the first chain belt and the second chain belt to synchronously move forwards to a designated position, and the horizontal driving piece 44 responds to the block detection signal to drive the chain closing module assembly 41 to move to the position of the block.

Referring to fig. 4, the lower end of the detection swing link 451 is rotatably provided with a roller 4511 abutting against the top surface of the second guide rail 22, so that the contact friction between the detection swing link 451 and the second chain belt is reduced, and the possibility of damage to the second chain belt is reduced.

Referring to fig. 4, 7 and 8, the pin-in-place detecting assembly 46 includes a mounting base 461, a pin detecting rod 462 and a detecting signal output element 463, the mounting base 461 is fixed on the frame 1, the pin detecting rod 462 is rotatably disposed on the mounting base 461, a rotation axis of the pin detecting rod 462 is horizontal, so that the pin detecting rod 462 vertically swings relative to the mounting base 461, a plane of a swing track of the pin detecting rod 462 is parallel to a conveying direction of the first chain belt, a detecting blocking piece 4621 is fixed on a top portion of the pin detecting rod 462, and the detecting blocking piece 4621 is attached to an outer side surface of the chain combining mold 412 and is located at a connection position of the slider mold cavity 41200 and the block mold cavity 41201.

Referring to fig. 7 and 8, a swinging seat 464 is rotatably disposed on the mounting seat 461, a rotating shaft 465 is fixedly disposed in the middle of the swinging seat 464, the rotating shaft 465 is rotatably connected to the mounting seat 461, the plug pin detecting rod 462 is sleeved on the rotating shaft 465 and swings relative to the swinging seat 464, a butting block 466 is fixedly disposed on the swinging seat 464, and when the bottom of the plug pin limiting rod 4211 is butted with the butting block 466, the detecting blocking piece 4621 is in a vertical state.

Referring to fig. 7 and 8, the bolt-in-place detection assembly 46 further includes a reset elastic member 467 disposed on the swinging seat 464, one end of the reset elastic member 467 is fixed to the swinging seat 464, the other end of the reset elastic member 467 is fixed to the bolt detection rod 462, the reset elastic member 467 is a tension spring, and the reset elastic member 467 applies an elastic force to the bolt detection rod 462 so that the bottom of the bolt detection rod 462 keeps abutting against the abutting block 466, thereby maintaining the bolt detection rod 462 in a vertical movement trend.

Referring to fig. 4, the block limiting member 47 is fixed at the upper end of the swinging seat 464 and located at the outlet of the block cavity 41201, the detection signal output element 463 is fixed on the mounting seat 461, the first chain belt pushes the plug pin detection rod 462 to rotate towards the block limiting member 47 until the plug pin detection rod 462 is flush with the outlet of the block cavity 41201, the detection signal output element 463 outputs a plug pin in-place detection signal, the mounting seat 461 is further provided with an avoidance driving member 8, and the avoidance driving member 8 drives the swinging seat 464 to swing in response to the plug pin in-place detection signal, so that the block limiting member 47 on the swinging seat 464 swings away from the outlet of the block cavity 41201.

Referring to fig. 7 and 8, the avoidance driving member 8 includes a horizontal telescopic member 81 and a driving link 82, the horizontal telescopic member 81 is fixed on a mounting base 461, a horizontal sliding slot 4611 is opened on the mounting base 461, a sliding block 811 is fixed at a telescopic end of the horizontal telescopic member 81, the sliding block 811 slides in the horizontal sliding slot 4611, one end of the driving link 82 is hinged to a lower end of the swinging base 464, and the other end is hinged to the sliding base 431.

Referring to fig. 7 and 8, a through slot 4612 is opened on a side wall of the mounting base 461 located at the horizontal sliding slot 4611, a hinge 8111 is rotatably disposed on the slider 811, and the hinge 8111 passes through the through slot 4612 to be connected to the driving link 82.

In this embodiment, the horizontal telescopic member 81 is a telescopic cylinder, and when the telescopic cylinder extends, the sliding block 811 is driven to move along the horizontal sliding slot 4611, and then the swing base 464 is driven to swing by the driving connecting rod 82, so that the square position-limiting member 47 leaves the outlet of the square cavity 41201; when the telescopic cylinder is shortened, the driving slider 811 slides reversely along the horizontal sliding slot 4611, and then the driving connecting rod 82 drives the swinging seat 464 to swing reversely, so that the block limiting member 47 returns to the outlet of the block cavity 41201.

Referring to fig. 4 and 9, the swing assembly 42 includes a fixing base 421, a horizontal swing portion 422 and a swing driving member 423, the fixing base 421 is fixed to the top of the frame 1, a driving shaft 424 is vertically and fixedly connected to the horizontal swing portion 422, the driving shaft 424 is rotatably connected to the fixing base 421, the horizontal swing portion 422 is fixed to the upper end of the driving shaft 424, a fixing rod 425 is fixed to the lower end of the driving shaft 424, the swing driving member 423 includes a horizontal telescopic cylinder 4231, a connecting block 4232, the horizontal telescopic cylinder 4231 is fixedly connected to the fixing base 421, one end of the connecting block 4232 is hinged to the fixing rod 425, the other end is hinged to the telescopic end of the horizontal telescopic cylinder 4231, in this embodiment, the horizontal.

Referring to fig. 9, the horizontal swing member 422 includes a lower plate 4221 and an upper plate 4222, the upper plate 4222 is fixed above the lower plate 4221, the lower plate 4221 is fixedly connected to the driving shaft 424, a chain passing passage 4223 for passing the first chain belt is formed between the lower plate 4221 and the upper plate 4222, the chain passing passage 4223 and the top surface of the first guide rail 21 are located at the same horizontal plane, and the upper plate 4222 is provided with a strip-shaped guiding through groove 42221, so that the first chain belt is guided from an inlet end to an outlet end of the chain passing passage 4223.

Referring to fig. 4 and 9, the fixing seat 421 is fixed with a limit rod 4211, the limit rod 4211 is horizontally disposed at one side of the lower plate 4221, and an end of the limit rod 4211 can abut against a side surface of the lower plate 4221 to limit a limit position of the lower plate 4221 in horizontal swing.

Referring to fig. 4 and 9, when the horizontal telescopic cylinder 4231 is contracted, the connecting block 4232 on the telescopic end of the horizontal telescopic cylinder 4231 pulls the fixing rod 425 to swing, so as to drive the horizontal swinging part 422 to rotate in a direction close to the second guide rail 22, so as to swing the pin on the first chain belt to the chain combining mold assembly 41, and further, a subsequent chain combining step can be performed; when the horizontal telescopic cylinder 4231 extends, the connecting block 4232 on the telescopic end of the horizontal telescopic cylinder 4231 pushes the fixing rod 425 to swing reversely, so that the horizontal swinging piece 422 is driven to rotate towards the direction far away from the second guide rail 22 until the lower plate 4221 of the horizontal swinging piece 422 abuts against the end part of the limiting rod 4211.

Referring to fig. 10, the clamping towing assembly 43 comprises a sliding base 431, a clamping jaw 432 and a horizontal telescopic driving member 433, the clamping jaw 432 is disposed on the sliding base 431, the sliding base 431 is horizontally slidably disposed on the frame 1 and the sliding direction of the sliding base is parallel to the conveying direction of the first chain belt, the horizontal telescopic driving member 433 drives the sliding base 431 to slide back and forth, the clamping jaw 432 comprises a lower clamping portion 4321, go up clamping part 4322 and centre gripping driving piece 4323, lower clamping part 4321 is fixed to be set up on slide 431, it sets up in slide 431 and is located the top of lower clamping part 4321 to go up clamping part 4322 along vertical direction slip, horizontal flexible driving piece 433, centre gripping driving piece 4323 are telescopic cylinder, the flexible end and the slide 431 of horizontal flexible driving piece 433 are fixed, the cylinder body and the frame 1 fixed connection of horizontal flexible driving piece 433, the flexible end and the last clamping part 4322 of centre gripping driving piece 4323 are fixed, the cylinder body and the slide 431 fixed connection of centre gripping driving piece 4323.

Referring to fig. 11, the front-end drag chain assembly 5 includes a base 51, a drag chain motor 52, a friction wheel 53, a pressing wheel 54 and a friction belt 55, the base 51 is fixed on the top of the frame 1, the drag chain motor 52 is fixed on the base 51, the friction wheel 53 is fixed on a rotating shaft 465 of the drag chain motor 52, the pressing wheels 54 are provided in plurality and are all rotatably disposed on the base 51, and the friction belt 55 is wound on the pressing wheel 54 and is abutted to the surface of the friction wheel 53.

Referring to fig. 11, a second guide roller 9 is disposed on the base 51, and the second guide roller 9 is located between the chain combining die assembly 41 and the friction wheel 53.

Example 2

Based on embodiment 1, the present embodiment discloses a zipper closing method for a separating zipper without a slider, including:

the method comprises the following steps: aggregate removal

The chain belt is divided into a first chain belt with a bolt and a second chain belt with a square block by the aggregate passing mechanism 3, the first chain belt passes through the horizontal swinging part 422 along the first guide rail 21 and is conveyed forwards under the traction of the front end drag chain belt assembly 5, and the second chain belt is conveyed forwards under the traction of the front end drag chain belt assembly 5 along the second guide rail 22;

step two: detecting the block, moving the block to a designated position

In the process that the front end drag chain belt assembly 5 pulls the second chain belt to move forward, when a square block on the second chain belt passes through the square block detection assembly 45, the square block jacks up the detection swing rod 451 and enables the detection swing rod 451 to swing, then the detection element 452 outputs a square block detection signal, and the front end drag chain belt assembly 5 responds to the square block detection signal to pull the first chain belt and the second chain belt to move forward for a preset distance, so that the square block is located at a specified position;

step three: opening of chain combining die 412

The opening and closing driving piece 413 drives the upper die 4121 and the lower die 4122 to be away from each other, so that opening is completed;

step four: chain combining die 412 is in place

The horizontal driving piece 44 drives the chain combining die 412 to move to the position where the square is located, so that the square is located between the upper die 4121 and the lower die 4122 and is aligned with the square cavity 41201 of the upper die 4121 and the lower die 4122 in the vertical direction;

step five: the zipper closing die 412 closes the die

The closing and opening driving piece 413 drives the upper die 4121 and the lower die 4122 to approach each other until the upper die 4121 and the lower die 4122 are abutted against the limiting plate 414, so that the square block is placed in the square block die cavity 41201, and closing is realized;

step six: reset of block position-limiting element 47

The avoidance driving piece 8 drives the swinging seat 464 to reset, so that the square limiting piece 47 is in a vertical state;

step seven: block spacing

The horizontal driving element 44 drives the chain combining module 41 to move forward, so that the end of the square in the chain combining module 41 is abutted to the square limiting element 47;

step eight: the bolt swings to the second chain belt

The swing belt assembly 42 drives the first chain belt to swing in a direction close to the second chain belt, and the swing driving assembly 423 drives the horizontal swing part 421 to swing in a direction close to the second guide rail 22, so as to swing the plug pin on the first chain belt in a direction close to the second chain belt;

step nine: combined chain

The clamping and dragging assembly 43 clamps the first chain belt to drag forwards, and the pin passes through the slider die cavity 41200 to enter the square die cavity 41201 until the pin pushes the pin detection swing rod 451 to swing to be flush with the end part of the square; the bolt in-place detection assembly 46 outputs a bolt in-place detection signal, the avoidance driving piece 8 drives the swinging seat 464 to swing, so that the square limiting piece 47 swings away from the outlet of the square cavity 41201, in addition, in order to reduce the tooth staggering rate, the clamping and dragging assembly 43 clamps the first chain belt to continuously move forward by 1 cm-2 cm, so that the bolt is inserted into the square, and the first chain belt and the second chain belt are meshed for the length of 1 cm-2 cm;

step ten: the drag chain of the drag chain component 5 at the front end continues to complete the combination chain

The front end drag chain belt assembly 5 responds to the bolt in-place detection signal to drive the first chain belt and the second chain belt to synchronously move forwards, and chain combination is continuously completed.

And repeating the steps from one to ten to complete the zipper closing of the open-end zipper without the pull head, which is injected and molded on the same long chain belt, and has high zipper closing speed and high working efficiency.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, which fall within the scope and spirit of the above description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. The zipper combining mechanism of the open-end zipper is characterized by comprising a swing belt assembly, a clamping dragging assembly, a zipper combining module assembly, a horizontal driving piece, a bolt in-place detection assembly and a front end dragging belt assembly, wherein the zipper combining mechanism is arranged on a rack, one end of a zipper of the zipper combining mechanism, which enters the zipper, is provided with a zipper conveying guide rail, the zipper conveying guide rail comprises a first guide rail and a second guide rail which are horizontally arranged in parallel, the first guide rail is used for conveying a first zipper belt of the bolt, the second guide rail is used for conveying a second zipper belt of a square block, the front end dragging belt assembly is arranged at one end of the zipper combining mechanism, which is out of the zipper, and the front end dragging belt assembly drags the first zipper belt and the second zipper belt to be conveyed forwards in;

the bolt in-place detection assembly outputs a bolt in-place detection signal after detecting that the bolt is completely inserted into the square block, and the front-end drag chain belt assembly responds to the bolt in-place detection signal to drive the first chain belt and the second chain belt to synchronously move forwards;

the bolt in-place detection assembly comprises a mounting seat, a bolt detection rod and a detection signal output element, the mounting seat is fixed with the rack, the bolt detection rod is rotatably arranged on the mounting seat, the rotating axis of the bolt detection rod is perpendicular to the conveying direction of the first chain belt, the plane where the swinging track of the bolt detection rod is arranged on the top of the bolt detection rod is parallel to the conveying direction of the first chain belt, a detection blocking piece is arranged on the top of the bolt detection rod, the detection blocking piece is attached to the side surface of the chain combining mold, the detection signal output element is fixed on the mounting seat, and the detection signal output element outputs a bolt in-place detection signal when the bolt detection rod passes through;

the exit of square die cavity is provided with the square locating part, it is provided with a swing seat to rotate on the mount pad, the square locating part set up in the upper end of swing seat, the bolt detection pole rotate set up in swing seat, be provided with the butt joint piece with the bottom butt of bolt detection pole on the mount pad, be provided with the drive on the mount pad swing seat wobbling dodges the driving piece.

2. The zipper closing mechanism of the open-end zipper according to claim 1, wherein a square block detection assembly is arranged on the second guide rail, the square block detection assembly comprises a detection swing rod and a detection element, the detection element is fixed on the second guide rail, the detection swing rod vertically swings relative to the rack, the swing axis of the detection swing rod is perpendicular to the conveying direction of the second zipper belt, the lower end of the detection swing rod is abutted to the top surface of the second guide rail, the detection element outputs a block detection signal when detecting the swing action of the detection swing rod, the front end drag chain assembly drives the first zipper belt and the second zipper belt to synchronously move forward for a preset distance in response to the square block detection signal, and the horizontal driving element drives the zipper closing mold assembly to move to the position of the square block in response to the square block detection signal.

3. The zipper closing mechanism of the open-end zipper according to claim 1, wherein the avoiding driving member comprises a horizontal telescopic member and a driving connecting rod, the horizontal telescopic member is horizontally arranged on the mounting seat, a horizontal sliding groove is formed in the mounting seat, a sliding block is fixedly arranged at the telescopic end of the horizontal telescopic member, the sliding block is slidably connected with the horizontal sliding groove, the middle part of the swinging seat is rotatably connected with the mounting seat, one end of the driving connecting rod is hinged with the lower end of the swinging seat, and the other end of the driving connecting rod is hinged with the sliding block.

4. The mechanism of claim 1 or 3, wherein the latch in-place detection assembly further comprises a return elastic member, one end of the return elastic member is fixed to the swing seat, the other end of the return elastic member is fixed to the latch detection rod, the return elastic member applies an elastic force to the latch detection rod to enable the bottom of the latch detection rod to abut against the abutting block, and the latch detection rod has a movement tendency of keeping a vertical state.

5. The close chain mechanism of the open-end zipper according to any one of claims 1 to 3, characterized in that the swing belt assembly further comprises a fixing seat and a rotating shaft, the fixing seat is fixed with the frame, the rotating shaft is vertically and rotatably arranged on the fixing seat, the top end of the rotating shaft is fixed with the horizontal swing part, a fixing rod is fixed at the bottom end of the rotating shaft, the swing driving member comprises a horizontal telescopic cylinder, a connecting block is hinged to the telescopic end of the horizontal telescopic cylinder, and one end of the connecting block, which is far away from the horizontal telescopic cylinder, is hinged to the fixing rod.

6. The zipper closing mechanism of the open-end zipper according to any one of claims 1 to 3, wherein the front end drag chain assembly comprises a base, a drag chain motor, a friction wheel, a pressing wheel and a friction belt, the drag chain motor is fixed on the base, the friction wheel is fixed on a rotating shaft of the drag chain motor, the pressing wheel is provided with a plurality of pressing wheels and is rotatably arranged on the base, and the friction belt is wound on the pressing wheel and is abutted against the surface of the friction wheel.