CN111789348B - Pull head threading machine and pull head threading method - Google Patents

Abstract

The invention discloses a sleeve-head type puller penetrating machine and a puller penetrating method. The invention has the following beneficial effects: the driving mechanism can drive the pull head die mechanism to move along the conveying direction parallel to the zipper cloth belt, so that the pull head can be conveniently worn on the zipper, the zipper is prevented from being damaged, the quality of the zipper is improved, the stopper can prevent the phenomenon that the pull head die is opened, the pull head can be normally worn, the applicability is wide, the square positioning assembly improves the positioning precision of the zipper cloth belt, improves the uniformity of zipper products, and is favorable for ensuring the reliability of the pull head wearing process.

Description

Pull head threading machine and pull head threading method

Technical Field

The invention relates to the technical field of zipper processing, in particular to a pull head threading machine and a pull head threading method.

Background

Including the technology of wearing the pull head in the in-process of zip fastener processing, among the prior art, pull head material loading to pull head in the mould, wear the pull head on the zip fastener again, owing to lack the actuating mechanism that drives pull head mould and remove along being on a parallel with zip fastener strap direction of delivery, the step that leads to prior art to wear the pull head is: firstly, the zipper cloth belt is separated, a pull head is embedded into the zipper cloth belt at the separation position, the zipper cloth belt is dragged through a dragging assembly, the zipper is forced into the pull head in a hard mode through tightening the zipper cloth belt, the pull head is pulled along with the dragging assembly to enable the pull head to be worn on the zipper, and the pull head threading mode is that the zipper is forced into the pull head in a hard mode, so that certain damage can be caused to a zipper, and the quality of the zipper is reduced; the pulling piece is pulled in the process of threading the puller so as to open the locking plate in the puller, the pulling pieces of different sizes need different acting forces for pulling the pulling pieces, but the pulling piece is often pulled by only adopting the same air cylinder in the existing equipment, so the air cylinder needs to meet the requirement for pulling the pulling piece of the puller with the largest size, when the equipment pulls the pulling piece of the puller with the small size, the acting force is too large, the phenomenon of opening a puller die can occur, the equipment breaks down, and the puller cannot be threaded; and the in-process of wearing the pull head lacks the locating component to the zip fastener strap, causes the pull head to wear all difference in position on each zip fastener, and the zip fastener product lacks the uniformity.

Disclosure of Invention

In order to solve the technical problems, one of the purposes of the invention is to provide a pull head threading machine, which comprises a machine base, a feeding assembly, a vacancy sensing assembly, a square positioning assembly, a front clamping assembly, a pull head threading assembly, a rear clamping assembly and a pulling assembly, wherein the pull head threading machine is provided with a pull head die capable of being driven to move along the conveying direction parallel to a zipper cloth belt, the pull head is conveniently threaded on the zipper, the zipper is prevented from being damaged, the quality of the zipper is improved, the phenomenon that the pull head die is opened due to propping is avoided, the pull head can be normally threaded, the pull head die is enabled to be suitable for pull heads with various sizes, the applicability is wide, the positioning precision of the zipper cloth belt is improved, the uniformity of a zipper product is improved, and the reliability of the pull head threading process is favorably ensured.

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

a head-sleeving puller-threading machine comprises a machine base, and a feeding assembly, a vacancy sensing assembly, a front clamping belt assembly, a puller-threading assembly, a rear clamping belt assembly and a towing assembly which are arranged on the machine base;

the pull head threading machine further comprises a square block positioning assembly, the traction assembly drives a zipper cloth belt to convey, and the zipper cloth belt sequentially passes through the vacancy sensing assembly, the front clamping belt assembly, the square block positioning assembly, the pull head threading assembly and the rear clamping belt assembly;

The zipper puller penetrating assembly comprises a tape separating mechanism, a zipper puller mechanism, a crochet hook mechanism, a driving mechanism and a sliding bottom plate, wherein the tape separating mechanism, the zipper puller mechanism and the crochet hook mechanism are all arranged on the sliding bottom plate, the driving mechanism is arranged in the machine base and is connected with the sliding bottom plate, and the driving mechanism drives the zipper puller mechanism to move along the conveying direction parallel to the zipper cloth belt;

the pull head die mechanism comprises a pull head die, a limiting cylinder and a limiting block, the pull head die comprises a fixed die and a movable die hinged with the fixed die, the limiting cylinder is arranged on the fixed die, a piston rod of the limiting cylinder is connected with the limiting block, and when the piston rod of the limiting cylinder extends out to drive the limiting block, the limiting block is abutted to one side of the movable die, which is far away from the fixed die;

the square positioning assembly reaches vacancy response subassembly all sets up on an mount table, square positioning assembly includes the locating lever that sets up along the direction of delivery that is on a parallel with the zip fastener strap, the tip of locating lever is equipped with the location arch of contradicting with the square, be equipped with the detection portion on the locating lever, square positioning assembly still includes driving piece and orientation the location detection sensor that the detection portion set up, the driving piece drive when the locating lever rises or the upswing, the location arch is located on the transport route of square, be equipped with on the mount table with the elastic component that resets that the locating lever is connected. Preferably, this is done.

As preferred, the movable mould with the axis of the articulated department of fixed mould is articulated axis, the fixed mould is located one side of articulated axis is equipped with the mount pad, spacing cylinder sets up on the mount pad, the piston rod of spacing cylinder wears to locate in the mount pad, just the axis of the piston rod of spacing cylinder with articulated axis is parallel, through setting up like this, works as when the piston rod of spacing cylinder stretches out, the stopper with the movable mould is contradicted, because the axis of the piston rod of spacing cylinder with articulated axis is parallel, the average effect of effort of movable mould is in on the stopper, improve the effort that the stopper can bear further avoids the phenomenon that struts appears in the drawing head mould.

Preferably, the mount pad be equipped with the draw-in groove of fixed mould looks adaptation, the draw-in groove cover is located outside the fixed mould, the mount pad is located draw-in groove department is equipped with the connecting hole, the fixed mould be equipped with the screw hole of connecting hole looks adaptation, the mount pad with the fixed mould passes through screw fixed connection, through setting up like this, works as the effort of activity mould acts on when on the stopper, through the relation of connection, the effort transmits to on the mount pad, the mount pad passes through the draw-in groove with the fixed mould cooperation, the effort that the mount pad can bear is high, further improves promptly the effort that the stopper can bear, and the draw-in groove with the cooperation of fixed mould has also played the positioning action.

Preferably, be equipped with the guide way in the mount pad, the guide way is along being on a parallel with the direction of articulated axis extends, the stopper includes spacing portion and connecting portion, spacing portion wears to locate in the guide way, connecting portion with the piston rod of spacing cylinder is connected, through setting up like this, works as the effort of activity mould acts on during spacing portion, through spacing portion with the cooperation of guide way, further improve the effort that spacing portion can bear, and through the guide way with the cooperation of spacing portion, the guide way does spacing portion has played the guide effect.

Preferably, the below of mount table is equipped with the fixing base, be equipped with the guide block in the fixing base, the driving piece sets up on the fixing base, the driving piece drive the guide block for the vertical lift of fixing base, the locating lever along being on a parallel with the direction of delivery of zip fastener strap slides and wears to locate in the guide block, through setting up like this, will the locating lever along being on a parallel with the direction of delivery of zip fastener strap slides and wears to locate in the guide block to the locating lever can slide for the guide block, and the guide block provides stable direction for the removal of locating lever, keeps the guide block stability that comes and goes to slide, and the driving piece drive when the guide block is for the vertical lift of fixing base, the guide block drives the vertical lift of locating lever, indirectly reaches the purpose of the vertical lift of driving piece drive locating lever.

Preferably, a fixed seat is arranged below the mounting platform, a guide block is arranged on the fixed seat, the positioning rod is arranged in the guide block in a sliding and penetrating manner along the conveying direction parallel to the zipper cloth belt, the driving part is arranged on the positioning rod, one end of the positioning rod, which is far away from the reset elastic part, is rotatably provided with a swinging head, the positioning bulge is arranged on the swinging head, the driving part drives the swinging head to swing up and down, through the arrangement, the positioning head is rotatably arranged on the positioning rod, the positioning bulge is arranged on the swinging head, the swinging head is driven to swing up and down through the driving part, when the vacancy sensing assembly detects a vacancy on the zipper cloth belt, the driving part drives the swinging head to swing up, so that the positioning bulge is positioned on a conveying path of the square block, and the square block can be driven to move forwards integrally after being abutted against the positioning bulge, the position of the upper puller is positioned until the positioning detection sensor senses the detection part on the positioning rod; after the positioning is finished, the driving piece drives the swinging head to swing downwards, so that the positioning protrusion is separated from the square block, and the positioning rod is reset under the elastic action of the reset elastic piece to prepare for positioning the next section of square block.

Preferably, be equipped with the connecting block on the locating lever, the detection part sets up on the connecting block, location detection sensor is first proximity sensor, first proximity sensor is fixed in along the level on the fixing base, just first proximity sensor's sense terminal orientation the detection part sets up, through setting up like this, location detection sensor sets up to first proximity sensor, is fixed in first proximity sensor on the fixing base to make first proximity sensor's sense terminal towards the detection part setting, after location arch and square terminal surface butt, the square drives the location and moves forward, and the detection part moves to the direction of being close to first proximity sensor sense terminal, and when first proximity sensor detected the detection part, first proximity sensor triggered, shows that the square moved to the assigned position, accomplishes the location of pull head position on the chain belt.

As preferred, actuating mechanism includes motor, initiative synchronizing wheel, driven synchronizing wheel and hold-in range, the output shaft of motor with the initiative synchronizing wheel is connected, the initiative synchronizing wheel with the driven synchronizing wheel is along being on a parallel with the direction of delivery interval of zip fastener strap sets up, hold-in range cover is located the initiative synchronizing wheel with outside the driven synchronizing wheel, just the hold-in range with sliding bottom plate fixed connection, through setting up like this, the output shaft drive of motor the initiative synchronizing wheel rotates, through the initiative synchronizing wheel with cooperation between the driven synchronizing wheel drives the hold-in range rotates, through the relation of connection transmission, finally the hold-in range drive slider mould mechanism along being on a parallel with the direction of delivery of zip fastener strap removes.

Preferably, the machine base is provided with a guide rail, the sliding bottom plate is provided with a sliding block matched with the guide rail, the sliding block is sleeved outside the guide rail, the machine base is further provided with a second proximity sensor, the sliding block is provided with an induction sheet, through the arrangement, when the driving mechanism drives the pull head die mechanism to move, the sliding block moves along the direction of the guide rail, and when the induction sheet moves to an induction area of the second proximity sensor, the second proximity sensor sends a signal to indicate that the pull head die mechanism has moved in place and controls the next process to be carried out, so that the accuracy of the pull head in sleeving the zipper is improved.

The invention also aims to provide a puller threading method adopting the pull head threading machine, which comprises the following steps:

step 1: preparation: resetting the equipment, wherein in a waiting working state, a zipper cloth belt sequentially penetrates through the mounting table and the towing assembly;

and 2, step: pulling and feeding: the feeding assembly feeds the puller into the puller die;

and step 3: driving a zipper cloth belt: the towing assembly drives the zipper cloth belt to convey;

And 4, step 4: and (3) vacancy detection: detecting the vacancy on the zipper cloth belt through the vacancy sensing assembly;

and 5: positioning a positioning rod in place: when the vacancy sensing assembly detects a vacancy of the zipper cloth belt, the driving piece drives the positioning rod to lift or swing upwards, and the positioning bulge is positioned on the conveying line of the square block;

step 6: positioning the upper puller: the dragging assembly drives the zipper cloth belt to continue conveying, the square block on the zipper cloth belt is abutted against the positioning protrusion and drives the positioning protrusion and the positioning rod to move along the conveying direction of the zipper cloth belt, the detection part gradually moves towards the direction close to the positioning detection sensor until the positioning detection sensor detects the detection part, the dragging assembly stops driving the zipper cloth belt to convey, and the front clamping assembly and the rear clamping assembly act to clamp the zipper cloth belt tightly;

and 7: locking the pull head die: a piston rod of the limiting cylinder extends out to drive the limiting block, the limiting block abuts against the movable die, and the movable die is limited to rotate relative to the fixed die;

and 8: threading a pull head: the tape separating mechanism separates the zipper cloth tape, the puller die mechanism embeds a puller into the zipper after tape separation, the crochet hook mechanism pulls the pulling piece to open a locking needle in the puller, the driving mechanism drives the puller die mechanism to move for a certain distance along the direction opposite to the conveying direction of the zipper cloth tape, so that the opening end of the zipper is embedded into the puller, and then the driving mechanism drives the puller die mechanism to move along the conveying direction of the zipper cloth tape, so that the puller is sleeved on the zipper;

And step 9: preparing for the next section of zipper to penetrate the zipper head: the front clamping belt assembly and the rear clamping belt assembly release clamping of the zipper cloth belts, the driving piece drives the positioning rod to descend or swing downwards, the positioning protrusion is separated from the square block, a piston rod of the limiting cylinder retracts, the pull head die is opened, the pull head is separated from the pull head die, and the driving mechanism drives the pull head die mechanism to return to an initial position;

step 10: and (4) repeating the work: and the dragging assembly drives the zipper cloth belt to continue conveying, and the step 2-the step 9 are repeated.

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

1. when vacancy on the zip fastener strap is detected to vacancy response subassembly, driving piece drive locating lever rises or the upwards swing, makes on the protruding transport route that is located the square of location, the square with protruding conflict of location drives the protruding removal of location, and when the location detects the sensor and detects the detection portion, the completion is to the location of going up the pull head position, improves the positioning accuracy of zip fastener strap, improves the uniformity of zip fastener product and is favorable to guaranteeing the reliability of wearing the pull head process.

2. The pull head material loading extremely behind the pull head mould, the piston rod drive of spacing cylinder the stopper removes, the stopper is contradicted the movable mould deviates from one side of fixed mould, thereby when crochet hook mechanism is pulling the pull-on piece and is down dragging and open the lock needle in the pull head, because the stopper with the movable mould is contradicted, has restricted the movable mould is relative the fixed mould rotates to avoid appearing the effort that crochet hook mechanism is pulling the pull-on piece too big and strut the phenomenon of pull head mould, guarantee equipment can normally wear the pull head, and make the pull head mould is applicable to the pull head of multiple size, extensive applicability.

3. After a zipper head is fed into the zipper head mold mechanism, the zipper tape separating mechanism firstly separates a zipper tape, then the zipper head mold mechanism embeds the zipper head into the separated zipper tape, the tape separating mechanism retreats, then the driving mechanism drives the zipper head mold mechanism to move for a small distance along the opposite direction of the conveying direction of the zipper tape, after the zipper head is abutted against the zipper tape to move, one end of the zipper is embedded into the zipper head, and finally the driving mechanism drives the zipper head mold mechanism to move along the conveying direction of the zipper tape, so that the zipper head is embedded into the zipper, the zipper head can be conveniently worn on the zipper, the damage to the zipper is avoided, and the quality of the zipper is improved.

Drawings

FIG. 1 is a schematic view of a pull-tab threading machine according to embodiment 1 of the present invention;

FIG. 2 is a partial schematic structural view of FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a partial schematic structural view of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic view of the assembly of a slider mold mechanism and a bearded needle mechanism according to an embodiment of the present invention;

FIG. 5 is a schematic view of another perspective view of the embodiment of the present invention with respect to FIG. 4;

FIG. 6 is a schematic view of a mount of an embodiment of the invention;

FIG. 7 is a schematic view of a stop block according to an embodiment of the present invention;

FIG. 8 is a schematic view of the assembly of the vacancy inducing assembly, the front clamping belt assembly and the block positioning assembly in embodiment 1 of the present invention;

FIG. 9 is a schematic view of a positioning assembly for dice according to embodiment 1 of the present invention;

FIG. 10 is a cross-sectional view of the embodiment of the present invention with respect to FIG. 9;

FIG. 11 is a block alignment assembly of embodiment 2 of the present invention;

FIG. 12 is a schematic view of a vacancy inducing assembly of an embodiment of the present invention;

fig. 13 is a schematic view of a fastener tape of an embodiment of the invention.

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

1. a machine base; 11. a platform; 12. mounting a plate; 13. an installation table; 2. a feeding assembly; 3. a vacancy inducing assembly; 31. a swing seat; 32. an L-shaped swing block; 33. a third proximity sensor; 34. a contact piece is abutted; 35. operating the connecting rod; 4. a front entrainment assembly; 5. a square positioning component; 51. a drive member; 52. positioning a rod; 53. positioning the projection; 54. a fixed seat; 55. a guide block; 56. a first proximity sensor; 57. a detection unit; 58. connecting blocks; 59. a restoring elastic member; 6. a pull head penetrating assembly; 61. A belt separating mechanism; 611. a zonal cylinder; 612. a thimble; 62. a pull head die mechanism; 621. a pull head die cylinder; 622. a drawing head die; 6221. a fixed mold; 6222. moving the mold; 623. a limiting cylinder; 624. a limiting block; 6241. a limiting part; 6242. A connecting portion; 625. a mounting seat; 6251. connecting holes; 6252. a guide groove; 626. a movable mold cylinder; 63. a drive mechanism; 631. a motor; 632. a driving synchronizing wheel; 633. a driven synchronizing wheel; 634. a synchronous belt; 635. a guide rail; 636. a slider; 637. a second proximity sensor; 638. an induction sheet; 64. a sliding bottom plate; 65. a crochet hook mechanism; 651. a crochet hook cylinder; 652. hooking a needle; 7. a back entrainment assembly; 8. a tow assembly; 9. a zipper tape; 91. a vacancy; 92. and (6) square blocks.

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. 1-13, the embodiment discloses a pull head threading machine, which includes a machine base 1, and a feeding assembly 2, a vacancy sensing assembly 3, a front clamping assembly 4, a pull head threading assembly 6, a rear clamping assembly 7, and a towing assembly 8 which are arranged on the machine base 1, wherein the structures of the feeding assembly 2 and the towing assembly 8 are disclosed in the patent application with the application number "201910222859. X", and are not described herein again;

the pull head threading machine further comprises a square positioning assembly 5, the towing assembly 8 drives a zipper cloth belt 9 to convey, and the zipper cloth belt 9 sequentially passes through the vacancy sensing assembly 3, the front clamping belt assembly 4, the square positioning assembly 5, the pull head threading assembly 6 and the rear clamping belt assembly 7;

the slider penetrating assembly 6 comprises a slider mold mechanism 62, a tape separating mechanism 61, a crochet hook mechanism 65, a driving mechanism 63 and a sliding bottom plate 64, the slider mold mechanism 62, the tape separating mechanism 61 and the crochet hook mechanism 65 are all arranged on the sliding bottom plate 64, the driving mechanism 63 is arranged in the machine base 1, the driving mechanism 63 is connected with the sliding bottom plate 64, and the driving mechanism 63 drives the sliding bottom plate 64 to move along the conveying direction parallel to the zipper cloth tapes 9;

The pull head die mechanism 62 comprises a pull head die 622, a limiting cylinder 623 and a limiting block 624, the pull head die 622 comprises a fixed die 6221 and a movable die 6222, the fixed die 6221 is connected with the sliding bottom plate 64 in a sliding manner, the pull head die cylinder 621 is arranged on the sliding bottom plate 64, a piston rod of the pull head die cylinder 621 is connected with the fixed die 6221, the pull head die cylinder 621 drives the pull head die 622 to move along the vertical direction, the bottom of the movable die 6222 is hinged with the fixed die 6221, the limiting cylinder 623 is arranged on the fixed die 6221, a piston rod of the limiting cylinder 623 is connected with the limiting block 624, and when the piston rod of the limiting cylinder 623 extends out of the driving limiting block 624, the limiting block 624 props against one side of the movable die 6222, which deviates from the fixed die 6221;

the vacancy sensing assembly 3 and the square positioning assembly 5 are both arranged on a mounting table 13, wherein the vacancy sensing assembly 3 is arranged above the mounting table 13, the square positioning assembly 5 is arranged below the mounting table 13, the square positioning assembly 5 comprises a positioning rod 52, a driving part 51, a reset elastic piece 59 and a positioning detection sensor, the positioning rod 52 is arranged along the conveying direction parallel to the zipper cloth belt 9, one end of the reset elastic piece 59 is fixed with the mounting table 13, the other end of the reset elastic piece is fixed with the positioning rod 52, and applies elastic force along the conveying direction of the zipper cloth belt 9 to the positioning rod 52, the end part of one end of the positioning rod 52, which is far away from the reset elastic piece 59, is also provided with a positioning bulge 53, in the embodiment, the positioning bulge 53 is fixedly arranged on the positioning rod 52, the positioning bulge 53 can be abutted against the end face of the square 92 along the conveying direction of the zipper cloth belt 9, a detection part 57 is arranged on the positioning rod 52, the positioning detection sensor is arranged towards the detection part 57, the driving part 51 drives the positioning rod 52 to vertically lift, when the driving part 51 drives the positioning rod 52 to lift, the positioning protrusion 53 can be positioned above the height of the lower surface of the square 92, and the positioning protrusion 53 is positioned on the traveling path of the square 92, so that when the square 92 passes through the positioning protrusion 53, the square 92 can be abutted against the positioning protrusion 53 to drive the positioning rod 52 to move forwards, further drive the detection part 57 to move towards the direction close to the positioning detection sensor, and the positioning is completed until the positioning detection sensor detects the detection part 57.

When the vacancy sensing assembly 3 detects a vacancy 91 on the zipper cloth belt 9, the driving piece 51 drives the positioning rod 52 to rise, so that the positioning protrusion 53 is positioned on the conveying path of the square 92, the square 92 is abutted against the positioning protrusion 53 and drives the positioning protrusion 53 to move, and the positioning of the upper puller position is completed until the positioning detection sensor detects the detection part 57, so that the positioning accuracy of the zipper cloth belt 9 is improved, the uniformity of a zipper product is improved, and the reliability of the puller threading process is favorably ensured;

after the pull head is fed to the pull head die 622, the piston rod of the limiting cylinder 623 drives the limiting block 624 to move, the limiting block 624 abuts against one side, departing from the fixed die 6221, of the movable die 6222, when the pull head is pulled by the crochet hook mechanism 65 to pull down and open the locking needle in the pull head, the limiting block 624 abuts against the movable die 6222 and limits the movable die 6222 to rotate relative to the fixed die 6221, so that the phenomenon that the pull head die 622 is opened due to overlarge acting force of the pull head pulled by the crochet hook mechanism 65 is avoided, normal pull head penetrating of equipment is ensured, the pull head die 622 is suitable for pull heads of various sizes, and the applicability is wide;

after the slider is fed into the slider mold mechanism 62, the zipper cloth tape 9 is firstly separated by the tape separating mechanism 61, then the puller die mechanism 62 inserts the puller into the separated zipper cloth belt 9, then the tape separating mechanism 61 retreats, then the driving mechanism 63 drives the puller die mechanism 62 to move for a short distance along the reverse direction of the conveying direction of the zipper cloth belt 9, after the puller and the zipper cloth belt 9 collide to move, one end of the zipper is embedded into the zipper, the final driving mechanism 63 drives the zipper puller mechanism 62 to move along the conveying direction of the zipper cloth belt 9, the zipper puller is sleeved on the zipper, so that the zipper puller can be conveniently worn on the zipper, the zipper is prevented from being damaged, the quality of the zipper is improved, if the zipper puller mold mechanism 62 directly embeds the zipper puller into one end of the zipper, the zipper cannot be embedded into the zipper puller well, and the zipper can still enter the zipper puller in a hard approaching mode when the zipper cloth belt 9 is continuously conveyed.

Further described, the axis of the hinged position of the movable mold 6222 and the fixed mold 6221 is a hinged axis, one side of the fixed mold 6221, which is located on the hinged axis, is provided with the mounting seat 625, the limit cylinder 623 is arranged on the mounting seat 625, and the piston rod of the limit cylinder 623 is arranged in the mounting seat 625 in a penetrating manner, the axis of the piston rod of the limit cylinder 623 is parallel to the hinged axis, when the piston rod of the limit cylinder 623 stretches out, the limit block 624 is abutted against the movable mold 6222, because the axis of the piston rod of the limit cylinder 623 is parallel to the hinged axis, the average acting force of the movable mold 6222 acts on the limit block 624, the acting force which can be borne by the limit block 624 is improved, and the phenomenon that the head drawing mold 622 is opened is further avoided.

Preferably, in an embodiment, the mounting base 625 is provided with a clamping groove adapted to the fixed mold 6221, the clamping groove is sleeved outside the fixed mold 6221, the mounting base 625 is provided with a connecting hole 6251 at the clamping groove, the fixed mold 6221 is provided with a threaded hole corresponding to the connecting hole 6251, the mounting base 625 is fixedly connected to the fixed mold 6221 by a screw, when the acting force of the movable mold 6222 acts on the stopper 624, the acting force is transmitted to the mounting base 625 through the connection relationship, the mounting base 625 is matched with the fixed mold 6221 through the clamping groove, the acting force bearable by the mounting base 625 is high, that is, the acting force bearable by the stopper 624 is further improved, and the clamping groove and the fixed mold 6221 are matched to play a role in positioning.

Referring to fig. 4-7, a guide groove 6252 is disposed in the mounting seat 625, the guide groove 6252 extends in a direction parallel to the hinge axis, the limiting block 624 includes a limiting portion 6241 and a connecting portion 6242, the limiting portion 6241 and the connecting portion 6242 are integrally formed, the limiting portion 6241 penetrates through the guide groove 6252, the connecting portion 6242 is connected to the piston rod of the limiting cylinder 623, specifically, the limiting portion 6241 is provided with a through hole, the piston rod of the limiting cylinder 623 is provided with a threaded hole, the limiting portion 6241 and the piston rod of the limiting cylinder 623 are fixedly connected by a screw, when the acting force of the movable die 6222 acts on the limiting portion 6241, the acting force born by the limiting portion 6241 is further improved by the cooperation of the limiting portion 6241 and the guide groove 6252, and the guide groove 6252 plays a guiding role for the limiting portion 6241 by the cooperation of the guide groove 6252 and the limiting portion 6241.

Referring to fig. 7, the limiting portion 6241 is a rectangular parallelepiped, a limiting groove adapted to the limiting portion 6241 is provided at the bottom of the movable mold 6222, when the piston rod of the limiting cylinder 623 extends, the limiting portion 6241 is embedded in the limiting groove, and the limiting portion 6241 and the limiting groove are in surface contact, so that the contact area is increased, and the acting force born by the limiting portion 6241 is further increased.

Referring to fig. 4-5, a movable mold cylinder 626 is arranged at the bottom end of the fixed mold 6221, a driving block is arranged on a piston rod of the movable mold cylinder 626, the driving block is provided with a groove, the groove comprises a side surface, a fillet at the joint of the side surface and the end surface of the driving block is arranged, a protrusion matched with the groove is arranged at the bottom end of the movable mold 6222 and is embedded into the groove, specifically, the fillet at the joint of the end surface of the protrusion embedded into the groove and the top surface and the bottom surface is arranged, when the piston rod of the movable mold cylinder 626 drives the driving block to move up and down, the driving block drives the movable mold 6222 to rotate around a hinge axis, when the slider mold 622 is opened, slider feeding is carried out, and when the slider mold 622 is closed, a slider penetrating process is carried out.

Referring to fig. 4-5, the fixed mold 6221 and the movable mold 6222 are provided with through holes, the bottom of the movable mold 6222 is embedded in the fixed mold 6221, and the rotating shaft is inserted in the through holes, the movable mold 6222 can rotate around the axis of the rotating shaft.

In the figure, a rolling bearing is provided between the rotating shaft and the fixed mold 6221, so that the friction between the rotating shaft and the fixed mold 6221 is reduced and the movable mold 62226 can rotate more smoothly.

Referring to fig. 4 to 5, the latch mechanism 65 includes a latch cylinder 651 and a latch 652, the latch cylinder 651 is disposed on a side of the fixed mold 6221 away from the movable mold 6222, the latch 652 is disposed between the fixed mold 6221 and the movable mold 6222, a piston rod of the latch cylinder 651 is connected to the latch 652, the piston rod of the latch cylinder 651 drives the latch 652 to perform an up-and-down motion, when the slider is loaded into the slider mold 622 and the slider mold 622 is closed, the latch 652 is latched in the pull-tab, and the latch cylinder 651 drives the latch 652 to pull the pull-tab to open the lock pin in the pull-tab.

Referring to fig. 4-5, the fixed mold 6221 is provided with a sliding slot, the sliding slot is provided with a sliding block, one end of the sliding block is connected to the piston rod of the crochet hook cylinder 651, the other end of the sliding block is connected to the crochet hook 652, and the sliding slot is matched with the sliding block to play a guiding role in driving the crochet hook 652 by the crochet hook cylinder 651.

Referring to fig. 2 to 3, the tape separating mechanism 61 includes a tape separating cylinder 611 and an ejector pin 612, the tape separating cylinder 611 is disposed on the sliding base plate 64, a piston rod of the tape separating cylinder 611 faces downward vertically, the piston rod of the tape separating cylinder 611 is connected to the ejector pin 612, and when the piston rod of the tape separating cylinder 611 drives the ejector pin 612 to move toward the direction of the fastener tape 9, the ejector pin 612 separates the fastener tape 9.

Referring to fig. 8-10, a fixing seat 54 is disposed below the mounting table 13, the fixing seat 54 is fixed to the lower surface of the mounting table 13, a guide block 55 is disposed on the fixing seat 54, the driving member 51 is fixedly disposed on the fixing seat 54, the driving member 51 drives the guide block 55 to vertically lift relative to the fixing seat 54, and the positioning rod 52 horizontally slides through the guide block 55.

The driving member 51 is a pneumatic telescopic cylinder, a cylinder body of the pneumatic telescopic cylinder is fixed with the fixing seat 54, and a telescopic end of the pneumatic telescopic cylinder is fixed with the guide block 55.

Referring to fig. 8-10, a vertical sliding groove is formed in the fixing seat 54 along the vertical direction, and the guide block 55 is slidably connected with the vertical sliding groove.

Referring to fig. 8-10, a connecting block 58 is horizontally fixed on the upper edge of the positioning rod 52, the detecting portion 57 is disposed on the connecting block 58, the positioning detecting sensor is a first proximity sensor 56, the first proximity sensor 56 is horizontally fixed on the fixing base 54, and the detecting end of the first proximity sensor 56 is disposed toward the detecting portion 57, when the detecting portion 57 is disposed in the detecting range of the first proximity sensor 56 toward the first proximity sensor 56, the first proximity sensor 56 sends a signal in place, so that the front clamping component 4 and the rear clamping component 7 clamp the zipper cloth tape 9 tightly, the positioning is completed, and the subsequent slider threading process is performed.

In this embodiment, referring to fig. 2, the driving mechanism 63 includes a motor 631, a driving synchronization wheel 632, a driven synchronization wheel 633 and a synchronous belt 634, a mounting plate 12 is disposed in the machine base 1, the motor 631 is fixedly connected to the mounting plate 12, an axis of an output shaft of the motor 631 is perpendicular to a conveying direction of the zipper tape 9, the output shaft of the motor 631 is connected to the driving synchronization wheel 632, the driving synchronization wheel 632 and the driven synchronization wheel 633 are spaced apart from each other along the conveying direction parallel to the zipper tape 9, the synchronous belt 634 is sleeved outside the driving synchronization wheel 632 and the driven synchronization wheel 633, and the synchronous belt 634 is fixedly connected to the sliding bottom plate 64, specifically, the sliding bottom plate 64 is provided with a clamping block including an upper clamping block and a lower clamping block, the lower clamping block is fixedly connected to the sliding bottom plate 64, the upper clamping block is detachably connected to the lower clamping block through a screw, the synchronous belt 634 is clamped between the upper clamping block and the lower clamping block, and the upper clamping block and the lower clamping block clamp the synchronous belt 634, the output shaft of motor 631 drives driving synchronizing wheel 632 and rotates, through the cooperation between driving synchronizing wheel 632 and the driven synchronizing wheel 633, drives hold-in range 634 and rotates, and through the relation of connection transmission, final hold-in range 634 drives slider die mechanism 62 and moves along the direction of delivery that is on a parallel with zipper strap 9, adopts motor 631, driving synchronizing wheel 632, driven synchronizing wheel 633 and hold-in range 634 as drive assembly drive slider die mechanism 62, and the cost is lower, and the drive accuracy is higher moreover.

Further specifically described, the driving mechanism 63 further includes a speed reducer, the axes of the input end and the output end of the speed reducer are parallel to each other, the speed reducer is disposed on the mounting plate 12, the output shaft of the motor 631 is connected to the input end of the speed reducer, and the output end of the speed reducer is connected to the driving synchronizing wheel 632, on one hand, since the sliding head mold mechanism 62 and the tape separating mechanism 61 are disposed on the sliding bottom plate 64, the sliding bottom plate 64 has a certain weight, and the speed reducer can increase the starting torque of the motor 631, so that the motor 631 has enough torque to drive the sliding head mold mechanism 62 to move; on the other hand, a reducer is provided so that the motor 631 more smoothly drives the slider mechanism 62 to move.

Referring to fig. 2, a guide rail 635 is arranged on the base 1, the length direction of the guide rail 635 is parallel to the conveying direction of the zipper tape 9, a slider 636 matched with the guide rail 635 is arranged on the sliding base plate 64, the slider 636 is sleeved outside the guide rail 635, and through the matching of the guide rail 635 and the slider 636, a guiding effect is achieved for the driving mechanism 63 to drive the slider mold mechanism 62 to move, and the driving mechanism 63 can drive the slider mold mechanism 62 to move more stably.

Referring to fig. 2, the guide rail 635 includes a first guide rail and a second guide rail, the first guide rail is disposed on the mounting plate 12 in the machine base 1, the second guide rail is disposed on the platform 11 of the machine base 1, the slider 636 includes a first slider 636 and a second slider 636, the first slider 636 is connected to the sliding base plate 64, the second slider 636 is connected to the sliding base plate 64 through a connecting plate, the connecting plate is "L" shaped, the connecting plate includes a vertical plate and a horizontal plate, the vertical plate and the horizontal plate are integrally formed, the vertical plate and the horizontal plate are perpendicular to each other, the vertical plate is connected to the sliding base plate 64, the second slider 636 is disposed below the horizontal plate, the first slider 636 is sleeved outside the first guide rail, the second slider 636 is sleeved outside the second guide rail, and is matched with the slider 636 through a plurality of guide rails 635, which not only plays a guiding role in driving the slider mechanism 62 to move by the driving mechanism 63, but also can guide the slider mechanism 62, and can be used for driving the slider mechanism 62 to move, The gravity of the tape separating mechanism 61 and the sliding bottom plate 64 acts on the second slider 636 and the second guide rail, so that the movement of the slider mechanism 62 is smoother.

Referring to fig. 2-3, a second proximity sensor 637 is disposed on the platform 11 of the machine base 1, a sensing piece 638 is disposed on the second slider 636, when the driving mechanism 63 drives the pull-tab mechanism 62 to move, the second slider 636 moves along the direction of the second guide rail, and when the sensing piece 638 moves to a sensing area of the second proximity sensor 637, the second proximity sensor 637 sends a signal indicating that the pull-tab mechanism 62 has moved to a proper position and controls the next process to proceed, so as to improve the accuracy of the pull-tab being put on the zipper.

Referring to fig. 12, the vacancy sensing assembly 3 includes a third proximity sensor 33 and an L-shaped swinging block 32, the third proximity sensor 33 and the L-shaped swinging block 32 are both disposed on a swinging base 31, a vertical mounting block is fixed on the mounting platform 13, the swinging base 31 is rotatably disposed on the vertical mounting block, the third proximity sensor 33 is fixed on the swinging base 31, the L-shaped swinging block 32 is rotatably disposed on the swinging base 31, an abutting piece 34 is disposed at an end of the L-shaped swinging block 32, and under normal conditions, the abutting piece 34 abuts on the zipper tape 9, the third proximity sensor 33 senses the L-shaped swinging block 32, when the empty position 91 of the fastener tape 9 passes the abutting piece 34, the abutting piece 34 is inserted into the empty position 91 of the fastener tape 9, the L-shaped swinging block 32 is rotated relative to the swinging base 31 to be separated from the third proximity sensor 33, and the signal of the third proximity sensor 33 is cut off, so that the empty position 91 on the fastener tape 9 is detected.

Referring to fig. 12, an operation link 35 is fixedly connected to the swing seat 31, and when the zipper tape 9 is placed on the installation platform 13, the swing seat 31 is conveniently rotated upwards by the operation link 35, and after the zipper tape 9 is placed, the swing seat 31 is rotated back to the original position by the operation link 35, so that the zipper tape 9 is located between the swing seat 31 and the installation platform 13, and the zipper tape 9 is conveniently placed.

Example 2:

in this embodiment, referring to fig. 11, a driving element 51 is fixedly disposed on a positioning rod 52, a swing head is further disposed at an end of the positioning rod 52 away from a return elastic element 59, the swing head is rotatably disposed on the positioning rod 52, a positioning protrusion 53 is disposed on the swing head, and the driving element 51 drives the swing head to swing up and down.

The driver 51 is a swing cylinder or a drive motor 631.

Furthermore, an upper limiting piece and a lower limiting piece can be respectively arranged on the upper surface and the lower surface of the positioning rod 52, and the upper limiting piece and the lower limiting piece limit the upper limiting position and the lower limiting position of the swing head, so that the swing head can be quickly swung in place.

Example 3:

in this embodiment, the driving mechanism 63 includes a motor 631, a ball screw, a screw nut, and a speed reducer, the axes of the output end and the input end of the speed reducer are perpendicular to each other, the output shaft of the motor 631 is connected to the ball screw, specifically, the speed reducer is disposed on the mounting plate 12, the two ends of the mounting seat 625 along the conveying direction parallel to the zipper tape 9 are provided with a bearing with a seat, the two sides of the ball screw are respectively inserted into the bearing with a seat, the output shaft of the motor 631 is connected to the input end of the speed reducer, the output end of the speed reducer is connected to the ball screw, the screw nut is sleeved outside the ball screw, the screw nut is fixedly connected to the sliding bottom plate 64 by a screw, the output shaft of the motor 631 drives the ball screw to rotate, and the ball screw nut is matched by the ball screw, the feed screw nut moves along an axis parallel to the ball screw and is transmitted through the connection relationship, and finally the feed screw nut drives the slider mold mechanism 62 to move along a conveying direction parallel to the zipper cloth tape 9, and the motor 631, the ball screw and the feed screw nut are used as driving parts to drive the slider mold mechanism 62, so that the cost is high, but the driving precision is high.

Example 4:

in this embodiment, not shown in the figure, the driving mechanism 63 includes an air cylinder, the air cylinder is disposed at the bottom end of the platform 11, an axis of a piston rod of the air cylinder is parallel to the conveying direction of the zipper tape 9, the piston rod of the air cylinder is fixedly connected with the sliding bottom plate 64, and is transmitted through the connection relationship, the piston rod of the air cylinder telescopically drives the slider mold mechanism 62 to move along the conveying direction parallel to the zipper tape 9, the air cylinder is used as a driving part to drive the slider mold mechanism 62, although the driving precision is low, the cost is low, and the moving precision of the slider mold mechanism 62 can still be ensured under the condition that the second proximity sensor 637 is provided.

The puller threading method of the pullover puller threading machine comprises the following steps:

step 1: preparation work: resetting the equipment, wherein in a waiting working state, the zipper cloth belt 9 sequentially passes through the mounting platform 13 and the towing assembly 8;

step 2: pulling and feeding: the feeding component 2 feeds the puller into the puller die 622;

and step 3: driving the fastener tape 9: the towing assembly 8 drives the zipper cloth belt 9 to convey;

and 4, step 4: and (3) vacancy 91 detection: the vacancy sensing assembly 3 is used for detecting the vacancy 91 on the zipper cloth belt 9, specifically, in the process that the towing assembly 8 drives the zipper cloth belt 9 to convey, the collision piece 34 is collided above the zipper cloth belt 9, the third proximity sensor 33 continuously senses the L-shaped swinging block 32 at the moment, when the vacancy 91 of the zipper cloth belt 9 passes through the collision piece 34, the collision piece 34 is embedded into the vacancy 91 of the zipper cloth belt 9, the L-shaped swinging block 32 rotates relative to the swinging seat 31, the L-shaped swinging block 32 is separated from the third proximity sensor 33, signals of the third proximity sensor 33 are disconnected, and therefore the vacancy 91 on the zipper cloth belt 9 is detected;

And 5: the positioning rod 52 is in position: when the vacancy sensing assembly 3 detects the vacancy 91 of the zipper cloth belt 9, the driving piece 51 drives the positioning rod 52 to lift or swing upwards, and the positioning bulge 53 is positioned on the conveying line of the block 92;

step 6: positioning the upper puller: the dragging component 8 drives the zipper cloth belt 9 to continue conveying, the square 92 on the zipper cloth belt 9 is abutted against the positioning protrusion 53 and drives the positioning protrusion 53 and the positioning rod 52 to move along the conveying direction of the zipper cloth belt 9, the detection part 57 gradually moves towards the direction close to the positioning detection sensor until the positioning detection sensor detects the detection part 57, the dragging component 8 stops driving the zipper cloth belt 9 to convey, and the front clamping component 4 and the rear clamping component 7 act to clamp the zipper cloth belt 9 tightly;

and 7: locking tab die 622: a piston rod of the limiting cylinder 623 extends out of the driving limiting block 624, and the limiting block 624 abuts against the movable die 6222 to limit the movable die 6222 to rotate relative to the fixed die 6221;

and 8: threading a pull head: the tape separating mechanism 61 separates the zipper cloth tape 9, the slider mold mechanism 62 embeds a slider into the separated zipper, the latch mechanism 65 pulls the pull piece to open the latch needle in the slider, the driving mechanism 63 drives the slider mold mechanism 62 to move for a certain distance along the direction opposite to the conveying direction of the zipper cloth tape 9, so that the opening end of the zipper is embedded into the slider, and then the driving mechanism 63 drives the slider mold mechanism 62 to move along the conveying direction of the zipper cloth tape 9, so that the slider is embedded into the zipper;

And step 9: preparing for the next section of zipper to penetrate the zipper head: the front clamping assembly 4 and the rear clamping assembly 7 release the clamping of the zipper cloth belt 9, the driving piece 51 drives the positioning rod 52 to descend or swing downwards, the positioning protrusion 53 is separated from the square 92, the piston rod of the limiting cylinder 623 retracts, the puller die 622 is opened, the puller is separated from the puller die 622, and the driving mechanism 63 drives the puller die mechanism 62 to return to the initial position;

step 10: and (4) repeating the work: and (4) driving the zipper cloth belt 9 to continue conveying by the dragging assembly 8, and repeating the steps 2-9.

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 (10)

1. A pull head threading machine comprises a machine base (1), and a feeding assembly (2), a vacancy sensing assembly (3), a front clamping belt assembly (4), a pull head threading assembly (6), a rear clamping belt assembly (7) and a towing assembly (8) which are arranged on the machine base (1);

The pull head threading machine is characterized by further comprising a square block positioning assembly (5), the traction assembly (8) drives a zipper cloth belt (9) to convey, and the zipper cloth belt (9) sequentially passes through the vacancy sensing assembly (3), the front clamping belt assembly (4), the square block positioning assembly (5), the pull head threading assembly (6) and the rear clamping belt assembly (7);

the puller penetrating assembly (6) comprises a tape separating mechanism (61), a puller die mechanism (62), a crochet hook mechanism (65), a driving mechanism (63) and a sliding bottom plate (64), wherein the tape separating mechanism (61), the puller die mechanism (62) and the crochet hook mechanism (65) are all arranged on the sliding bottom plate (64), the driving mechanism (63) is arranged in the machine base (1), the driving mechanism (63) is connected with the sliding bottom plate (64), and the driving mechanism (63) drives the puller die mechanism (62) to move along the conveying direction parallel to the zipper cloth belts (9);

the puller mechanism (62) comprises a puller die (622), a limiting cylinder (623) and a limiting block (624), the puller die (622) comprises a fixed die (6221) and a movable die (6222) hinged to the fixed die (6221), the limiting cylinder (623) is arranged on the fixed die (6221), a piston rod of the limiting cylinder (623) is connected with the limiting block (624), and when the piston rod of the limiting cylinder (623) extends out to drive the limiting block (624), the limiting block (624) abuts against one side, deviating from the fixed die (6221), of the movable die (6222);

The square positioning assembly (5) and the vacancy sensing assembly (3) are arranged on an installation platform (13), the square positioning assembly (5) comprises a positioning rod (52) arranged in the conveying direction parallel to the zipper cloth belt (9), a positioning protrusion (53) abutting against the square (92) is arranged at the end of the positioning rod (52), a detection portion (57) is arranged on the positioning rod (52), the square positioning assembly (5) further comprises a driving piece (51) and a positioning detection sensor arranged towards the detection portion (57), when the driving piece (51) drives the positioning rod (52) to rise or swing upwards, the positioning protrusion (53) is located on the conveying path of the square (92), and a resetting elastic piece (59) connected with the positioning rod (52) is arranged on the installation platform (13).

2. The pull head machine is worn to pullover according to claim 1, characterized in that, the axis that the movable mould (6222) articulates with fixed mould (6221) is the hinge axis, fixed mould (6221) is located one side of hinge axis is equipped with mount pad (625), spacing cylinder (623) set up on mount pad (625), the piston rod of spacing cylinder (623) is worn to locate in mount pad (625), and the axis of the piston rod of spacing cylinder (623) with hinge axis is parallel.

3. The pull head threading machine according to claim 2, wherein the mounting seat (625) is provided with a clamping groove adapted to the fixed mold (6221), the clamping groove is sleeved outside the fixed mold (6221), the mounting seat (625) is provided with a connecting hole (6251) at the clamping groove, the fixed mold (6221) is provided with a threaded hole adapted to the connecting hole (6251), and the mounting seat (625) is fixedly connected to the fixed mold (6221) through a screw.

4. The pull-head threading machine according to claim 3, wherein a guide groove (6252) is arranged in the mounting seat (625), the guide groove (6252) extends along a direction parallel to the hinge axis, the limit block (624) comprises a limit part (6241) and a connecting part (6242), the limit part (6241) is arranged in the guide groove (6252) in a threading manner, and the connecting part (6242) is connected with a piston rod of the limit cylinder (623).

5. The pull-tab threading machine according to any one of claims 1-4, wherein a fixed seat (54) is arranged below the mounting table (13), a guide block (55) is arranged in the fixed seat (54), the driving member (51) is arranged on the fixed seat (54), the driving member (51) drives the guide block (55) to vertically lift relative to the fixed seat (54), and the positioning rod (52) is slidably arranged in the guide block (55) along a conveying direction parallel to the zipper cloth tape (9).

6. The pull head threading machine according to any one of claims 1 to 4, wherein a fixed seat (54) is arranged below the mounting table (13), a guide block (55) is arranged on the fixed seat (54), the positioning rod (52) is slidably arranged in the guide block (55) along a conveying direction parallel to the zipper cloth tape (9), the driving piece (51) is arranged on the positioning rod (52), a swinging head is rotatably arranged at one end of the positioning rod (52) departing from the reset elastic piece (59), the positioning protrusion (53) is arranged on the swinging head, and the driving piece (51) drives the swinging head to swing up and down.

7. The pull head threading machine according to claim 5, wherein a connecting block (58) is arranged on the positioning rod (52), the detecting part (57) is arranged on the connecting block (58), the positioning detecting sensor is a first proximity sensor (56), the first proximity sensor (56) is horizontally fixed on the fixed base (54), and a detecting end of the first proximity sensor (56) is arranged towards the detecting part (57).

8. The pull-tab threading machine according to any one of claims 1-4, wherein the driving mechanism (63) comprises a motor (631), a driving synchronizing wheel (632), a driven synchronizing wheel (633) and a synchronous belt (634), the output shaft of the motor (631) is connected with the driving synchronizing wheel (632), the driving synchronizing wheel (632) and the driven synchronizing wheel (633) are arranged at intervals along a conveying direction parallel to the zipper tape (9), the synchronous belt (634) is sleeved outside the driving synchronizing wheel (632) and the driven synchronizing wheel (633), and the synchronous belt (634) is fixedly connected with the sliding bottom plate (64).

9. The pull head machine is worn to pullover according to claim 8, characterized in that, be equipped with guide rail (635) on frame (1), be equipped with on sliding bottom plate (64) with slider (636) of guide rail (635) looks adaptation, slider (636) cover is located outside guide rail (635), still be equipped with second proximity sensor (637) on frame (1), be equipped with response piece (638) on slider (636).

10. A method of fitting a slider using the pull-tab type pull-tab attaching machine according to any one of claims 1 to 9, comprising the steps of:

step 1: preparation work: resetting the equipment, wherein in a waiting working state, a zipper cloth belt (9) sequentially penetrates through the mounting table (13) and the towing assembly (8);

step 2: pulling and feeding: the feeding assembly (2) feeds the puller into the puller die (622);

and step 3: drive fastener tape (9): the towing assembly (8) drives the zipper cloth belt (9) to convey;

and 4, step 4: vacancy (91) detection: detecting a vacancy (91) on the zipper cloth belt (9) through the vacancy sensing assembly (3);

and 5: positioning rod (52) in position: when the vacancy sensing assembly (3) detects a vacancy (91) of the zipper cloth belt (9), the driving piece (51) drives the positioning rod (52) to lift or swing upwards, and the positioning bulge (53) is positioned on a conveying line of the square block (92);

Step 6: positioning the upper puller: the zipper cloth belt (9) is driven to be conveyed continuously by the towing assembly (8), a square block (92) on the zipper cloth belt (9) is abutted against the positioning protrusion (53) and drives the positioning protrusion (53) and the positioning rod (52) to move along the conveying direction of the zipper cloth belt (9), the detection part (57) gradually moves towards the direction close to the positioning detection sensor until the positioning detection sensor detects the detection part (57), the towing assembly (8) stops driving the zipper cloth belt (9) to convey, and the zipper cloth belt (9) is clamped by the front clamping assembly (4) and the rear clamping assembly (7) in an action manner;

and 7: locking tab die (622): a piston rod of the limiting cylinder (623) extends out to drive the limiting block (624), the limiting block (624) is abutted against the movable die (6222), and the movable die (6222) is limited to rotate relative to the fixed die (6221);

and 8: threading a pull head: the tape separating mechanism (61) separates the zipper cloth tape (9), the puller die mechanism (62) embeds a puller into the separated zipper, the latch mechanism (65) pulls the puller to open a lock pin in the puller, the driving mechanism (63) drives the puller die mechanism (62) to move for a distance along the direction opposite to the conveying direction of the zipper cloth tape (9) so that the opening end of the zipper is embedded into the puller, and then the driving mechanism (63) drives the puller die mechanism (62) to move along the conveying direction of the zipper cloth tape (9) so that the puller is embedded into the zipper;

And step 9: preparing for the next section of zipper to penetrate the zipper head: the front clamping assembly (4) and the rear clamping assembly (7) release the clamping of the zipper cloth belts (9), the driving piece (51) drives the positioning rod (52) to descend or swing downwards, the positioning protrusion (53) is separated from the square block (92), a piston rod of the limiting air cylinder (623) retracts, the zipper head die (622) is opened, a zipper head is separated from the zipper head die (622), and the driving mechanism (63) drives the zipper head die mechanism (62) to return to an initial position;

step 10: and (4) repeating the work: and the towing assembly (8) drives the zipper cloth belt (9) to continue conveying, and the steps 2 to 9 are repeated.

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