CN215973822U

CN215973822U - Zipper puller pushing device

Info

Publication number: CN215973822U
Application number: CN202122469149.2U
Authority: CN
Inventors: 张士锋; 洪祖传
Original assignee: Fujian Chuanchi Machinery Co ltd
Current assignee: Fujian Chuanchi Machinery Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-08
Anticipated expiration: 2031-10-13

Abstract

The utility model relates to the field of zipper machinery, and particularly discloses a zipper head pushing device which comprises a pushing seat, a guiding pushing component, a pushing driving structure and a pushing claw guide plate component, wherein a slider feeding groove is formed in the lower bottom surface of the pushing seat, a section of guiding groove is formed in one end, corresponding to the output direction of the slider feeding groove, of the upper surface of the pushing seat, the pushing groove is formed in the bottom surface of the guiding groove and communicated with the slider feeding groove, the guiding pushing component comprises a guiding plate embedded in the guiding groove to move, and a movable pushing claw block arranged on the guiding plate and comprising a pushing claw which is elastically embedded in the pushing groove and contacted with the slider, the pushing driving structure is arranged on the pushing seat and connected with the guiding plate, and the pushing claw guide plate component is arranged on the pushing seat and used for guiding the moving state of the movable pushing claw block. The push claw of the pushing device with the structure can not contact with the zipper head when returning through the push claw guide plate component, so that the situation that the zipper head is hooked back can be avoided.

Description

Zipper puller pushing device

Technical Field

The utility model relates to the field of zipper machinery, in particular to a zipper head pushing device.

Background

The zipper or the zipper head needs to be pushed in a plurality of processes in the production and processing process, for example, the zipper heads need to be pushed one by one in the automatic zipper head penetrating machine, and therefore, the zipper head pushing device is needed in the automatic zipper head penetrating machine to push the zipper head. The existing zipper head pushing device is shown in fig. 1, and comprises a pushing block 02 driven by a driving cylinder 01 to reciprocate, wherein a pushing claw 03 is arranged on the pushing block 02, a rotatable resetting structure 04 is arranged between the pushing claw 03 and the pushing block 02, the pushing block 02 is driven to extend forwards when the driving cylinder 01 extends out, meanwhile, the pushing claw 03 can push out a zipper head 05, after the pushing is finished, the driving cylinder 01 retracts to drive the pushing block 02 to retreat and return, when the retreating and returning is finished, the pushing claw 03 can be in contact with the zipper head 05 at the back, and the pushing block 02 is lifted upwards to rotate to pass through the zipper head 05 at the back to the original position, so that one-time pushing can be carried out.

The zipper head pushing device with the structure has the following problems that the push claw 03 can contact the zipper head 05 when the pushed zipper head returns, particularly, when the quantity of the zipper heads 05 conveyed in the zipper head track is less, the situation that the push claw 03 hooks the zipper head 05 back is easy to occur, the secondary pushing can fail because the hooked zipper head 05 is not at the pushing position during the secondary pushing, and the empty pushing action of the zipper head pushing device is generated, so that the subsequent work is influenced; when the push zipper puller 05 is pushed back, the push claw 03 can contact the zipper puller 05, the pull piece on the zipper puller 05 can shake, and when the shake is too large, the zipper puller 05 cannot be pushed to a mold for subsequent actions; in addition, in the case where the slider 05 is fully arranged in the slider conveying path, although there is no problem of hook back, the pusher claw rubs against the surface of the slider at the time of return, which may cause abrasion in some of the sliders subjected to surface treatment.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a zipper puller pushing device which is more stable in pushing, cannot be contacted with a zipper puller when returning and avoids the situation that the zipper puller is hooked back.

In order to achieve the purpose, the technical scheme of the utility model is as follows: the utility model provides a draw zipper head pusher, includes the ejector pad, leads to pushing away material part, pushes away material drive structure and pusher dog baffle part, the lower bottom surface of ejector pad is equipped with the pull head chute feeder, one section guide way has been seted up to the upper surface of ejector pad corresponding pull head chute feeder output direction one end, the ejector pad intercommunication pull head chute feeder has been seted up to the guide way bottom surface, the direction pushes away the material part including embedding in the guide way movable deflector and set up on the deflector and including the elasticity embedding in pushing away the movable pusher dog that contacts with the pull head in the chute feeder, it sets up on the ejector pad and is connected with the deflector to push away the material drive structure, the pusher dog baffle part sets up the active condition who is used for guiding movable pusher dog on the ejector pad.

The side wall of the movable push claw block is convexly provided with a guide pin, the push claw guide plate component is arranged on the material pushing seat on one side of the guide groove corresponding to the guide pin, one end of the push claw guide plate component, facing the output direction of the puller feeding groove, extends and protrudes to form a guide plate edge corresponding to the side wall on one side of the guide groove, the guide plate edge is a slope edge which extends downwards in the output direction of the puller feeding groove, the guide pin is in contact with the lower surface of the guide plate edge when the guide material pushing component pushes the material to move, the guide pin is in contact with the upper surface of the guide plate edge when the guide material pushing component returns to move, a reset tension spring is arranged between the other end of the push claw guide plate component and the material pushing seat, and two ends of the push claw guide plate component are hinged to the material pushing seat through a pin shaft.

The material pushing seat is provided with a cover plate for hinging the claw-pushing guide plate component, a straight edge and a guide plate edge are protruded on the cover plate, the straight edge corresponds to the guide plate edge and is connected with the lower gradient end of the guide plate edge, and the guide pin slides to the upper part of the straight edge from the lower surface of the guide plate edge when the material pushing component is guided to push and move.

The movable push claw block is of an L-shaped structure, one arm of the L-shaped push claw is embedded into the material pushing groove and is in contact with the pull head, the other arm of the L-shaped push claw is hinged to the guide plate, the end part of the L-shaped push claw extends to form an elastic supporting part, and a supporting spring is arranged between the elastic supporting part and the guide plate.

And a height adjusting structure capable of adjusting the height of the push claw is arranged at one end, close to the push claw, of the other L-shaped arm of the movable push claw block.

The height adjusting structure is characterized in that the other L-shaped arm of the movable push claw block is provided with a threaded hole and is screwed with an adjusting bolt in a matching manner, and the end part of the adjusting bolt penetrates through the threaded hole to prop against the guide plate.

The material pushing driving structure comprises a driving cylinder, a connecting block and a floating joint, wherein the driving cylinder is installed on a material pushing seat facing the input direction of the slider feeding groove through an installation seat, the connecting block is connected to the guide plate, and the floating joint is connected with a piston rod of the driving cylinder and the connecting block.

The lower bottom surface of the material pushing seat is respectively provided with steel sheets at two sides corresponding to the puller feeding groove and is respectively locked on the material pushing seat through steel sheet pressing plates, and opposite edges of the two steel sheets are protruded out of the side wall of the puller feeding groove to form an embedding edge capable of being embedded into the puller cloth seam.

The pull head feeding groove two side walls are respectively provided with a material blocking structure at a material pushing position corresponding to one output end, and the material blocking structure comprises a mounting groove formed in the material pushing seat, a stop block embedded in the mounting groove and provided with a protruding end portion protruding out of the side wall of the pull head feeding groove, a tension spring embedded in the mounting groove and provided with one end abutting against the stop block, and a locking block locked in the mounting groove and abutting against the other end of the tension spring.

And two ends of the lower end edge of the push claw are respectively provided with a positioning block in a protruding manner.

By adopting the technical scheme, the utility model has the beneficial effects that: the pushing device with the structure has the advantages that the guiding pushing component of the pushing device realizes pushing-out and returning activities under the driving of the pushing driving structure, the pushing claw can stably contact with the zipper head and is pushed out under the elastic pressure of the pushing claw guide plate component during pushing, and the pushing claw can be lifted up under the guiding action of the pushing claw guide plate component during returning and is not in contact with the zipper head to return to the original position, so that the condition that the zipper head is hooked back can be avoided, and the purposes of the pushing device are achieved.

The further structural arrangement can enable actions such as slider conveying, pushing, positioning and the like to be carried out smoothly and accurately, further improves the working stability of the zipper slider pushing device and achieves the aim and effect better.

Drawings

Fig. 1 is a schematic structural view of a conventional zipper head pushing device.

Fig. 2 and 3 are schematic diagrams of different state structures of a zipper head pushing device according to the present invention.

Fig. 4 is a schematic top view of a slider pushing apparatus according to the present invention.

Fig. 5 is a schematic bottom view of a slider pushing device according to the present invention.

Fig. 6 is a schematic cross-sectional structure view of a zipper head pushing device according to the present invention.

Fig. 7 is a partial structural schematic view of a zipper head pushing device according to the present invention.

Fig. 8 is a partial structural schematic view of a zipper head pushing device according to the present invention.

In the figure:

a material pushing seat 1; a slider feed chute 11; a guide groove 12; a material pushing groove 13; a steel sheet 14; the embedding edge 141;

a steel sheet pressing plate 15; a stopper 16; a tension spring 17; a locking block 18;

a guiding and pushing component 2; a guide plate 21; a movable pusher dog 22; a push pawl 220;

a guide pin 221; a positioning block 2201; an elastic support portion 222; a threaded hole 223;

an adjusting bolt 224; a support spring 23;

a pushing driving structure 3; a drive cylinder 31; a connecting block 32; a floating joint 33;

a pawl guide member 4; a guide plate edge 41; a pin shaft 43; straight edge 44.

Detailed Description

In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.

The zipper puller pushing device disclosed in this embodiment includes a pushing base 1, a guiding pushing component 2, a pushing driving structure 3 and a pushing claw guide component 4, as shown in fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, where the pushing base 1 is used for mounting and connecting other components and conveying the puller, the guiding pushing component 2 is used for pushing the puller, the pushing driving structure 3 provides pushing return power for guiding the pushing component 2, the pushing claw guide component 4 is used for guiding the pushing component 2 to push return and guide, and a structural position connection relationship between the components is described in detail below with reference to the drawings.

The lower bottom surface of the material pushing seat 1 is provided with a puller feeding groove 11, one end of the upper surface, corresponding to the output direction of the puller feeding groove 11, is provided with a section of guide groove 12, the bottom surface of the guide groove 12 is provided with a material pushing groove 13 which is communicated with the puller feeding groove 11, two side edges of the material pushing groove form a placing edge for the material pushing component 2 to move in a placing mode, two sides, corresponding to the puller feeding groove 11, of the lower bottom surface of the material pushing seat 1 are respectively provided with a steel sheet 14 and are respectively locked on the material pushing seat 1 through a steel sheet pressing plate 15, opposite edges of the two steel sheets 14 protrude out of the side wall of the puller feeding groove 11 to form an embedding edge 141 capable of being embedded into a puller cloth seam, and therefore after a zipper puller enters the puller feeding groove 11, the two embedding edges 141 are respectively embedded into cloth seams on the left side and the right side of the zipper puller, and the zipper puller is erected and has the function of conveying and guiding. In addition, the two side walls of the slider feeding groove 11 are respectively provided with a material blocking structure at the material pushing position corresponding to the output end, and the structure is used for positioning the pushed-out position of the zipper head, and the structure comprises a mounting groove 15 arranged on the material pushing seat 1, a stop block 16 embedded in the mounting groove 15 and having an end portion corresponding to the side wall of the slider feeding groove 11, a tension spring 17 embedded in the mounting groove 15 and having one end abutting against the stop block 16, and a locking block 18 locked in the mounting groove 15 and abutting against the other end of the tension spring 17, wherein the tension spring 17 pushes the stop block 16 out to enable the end portion to protrude out of the side wall of the slider feeding groove 11, the stop block 16 protruding relatively can be used for blocking the zipper head, the end portions of the two stop blocks 16 shown in the figure form a horn mouth shape for embedding the slider, and the structure can achieve the function of adjusting the orientation of the zipper head.

The guiding and pushing component 2 comprises a guide plate 21 which is embedded in the guide groove 12 and can move, and a movable pushing claw block 22 which is arranged on the guide plate 21 and comprises a pushing claw 220 which is embedded in the pushing groove 13 and is in contact with a slider in an elastic manner, a guide pin 221 is arranged on the side wall of the movable pushing claw block 22 in a protruding manner, the movable pushing claw block 22 is of an L-shaped structure, one L-shaped arm of the movable pushing claw block is that the pushing claw 220 is embedded in the pushing groove 13 and is in contact with the slider, the other L-shaped arm of the movable pushing claw block is hinged to the guide plate 21, the end part of the movable pushing claw block extends to form an elastic supporting part 222, a supporting spring 23 is arranged between the elastic supporting part 222 and the guide plate 21, and through the arrangement, the movable pushing claw block 22 can move in a lever manner relative to the guide plate 21, and can keep the downward pushing force of the pushing claw 220 under the tension action of the spring 23, so that the pushing claw 220 is embedded in the pushing groove 13 and is in contact with the slider. In the embodiment, as shown in the figures, the other arm of the L-shape of the movable pushing claw block 22 is provided with a height adjusting structure capable of adjusting the height of the pushing claw 220 at one end close to the pushing claw 220, the height of the pushing claw 220 can be adjusted according to the height of the pushed zipper head, therefore, the zipper puller pushing device of the utility model can push zipper pullers with different models and sizes, and has wider application range, and particularly discloses a structure that the height adjusting structure is that the other L-shaped arm of the movable push claw block 22 is provided with a threaded hole 223 and is matched and screwed with an adjusting bolt 224, the end of the adjusting bolt 224 passes through the threaded hole 223 and abuts against the guide plate 21, the height position of the push pawl 220 can be changed by rotating the adjusting bolt 224 during adjustment, in the figure, a nut is screwed between the head of the adjusting bolt 224 and the other arm of the L-shape of the movable push claw block 22, and is used for adjusting the limit position and has the function of stable positioning. In addition, the two ends of the lower end edge of the pushing claw 220 of the embodiment are respectively provided with the positioning blocks 2201 in a protruding manner, and the structure can enable the pushing claw 220 to be better contacted with the zipper puller, as shown in fig. 7, the hook part of the puller can be embedded between the two positioning blocks 2201, so that the puller can be prevented from being contacted with other pullers, and the other pullers can be prevented from being driven.

The pushing driving structure 3 is arranged on the pushing seat 1 and connected with the guide plate 21, and as shown in the figure, the pushing driving structure disclosed in the embodiment comprises a driving cylinder 31 which is arranged on the pushing seat 1 facing the input direction of the slider feeding groove through a mounting seat, a connecting block 32 connected on the guide plate 21, and a floating joint 33 which is connected with a piston rod of the driving cylinder 31 and the connecting block 32, wherein the floating joint 33 is adopted for connection, so that connection limitation can be achieved, a certain floating activity space can be provided for pushing return activity, and rigid contact abrasion is reduced.

The push claw guide plate component 4 is arranged on the push seat 1 and used for guiding the movable push claw block 22 to be in a movable state, the push claw guide plate component 4 is arranged on the push seat 1 on one side of the guide groove 12 corresponding to the guide pin 221, one end of the push claw guide plate component 4 facing the output direction of the puller feeding groove 11 and corresponding to the side wall on one side of the guide groove 12 extend and protrude to form a guide plate edge 41, the guide plate edge 41 is a slope edge extending towards the output direction of the puller feeding groove 11 and downwards, as shown in the figure, the slope structure is inclined downwards towards the output direction of the puller feeding groove 11, the guide pin 221 is contacted with the lower surface of the guide plate edge 41 when the guide push pushing component 3 pushes and moves, the guide pin 221 is contacted with the upper surface of the guide plate edge 41 when the guide pushing component 3 returns to move, a reset tension spring is arranged between the other end of the push claw guide plate component 4 and the push seat 1, and two ends of the push claw guide plate component 4 are hinged on the push seat 1 through a pin shaft 43, specifically, a hinged cover plate for the push claw guide plate component 4 is arranged on the material pushing seat 1, the end portion of the pin shaft 43 is connected to the cover plate, so that the hinged movement of the push claw guide plate component 4 is realized, a straight edge 44 is protruded on the cover plate and corresponds to the guide plate edge 41, the lower end of the slope of the guide plate edge 41 is connected, and the guide pin 221 slides from the lower surface of the guide plate edge 41 to the upper side of the straight edge 44 during the pushing movement of the guide material pushing component 3. During the pushing action, the guide pin enters from the high position of the guide plate edge 41 to contact the lower surface, the guide plate edge 41 is lifted by the guide pin 221 along with the forward movement of the guide pin 221, meanwhile, the guide plate edge 41 presses the guide pin 221 so that the push claw 220 can be stably contacted and pushed with the zipper head, the guide pin 221 continuously moves forward to cross the guide plate edge 41 to the straight edge 44 along with the forward movement of the guide pin 221, at this time, a complete zipper head is pushed out, the guide plate edge 41 returns to the original inclined position under the tension of the reset tension spring, and when the guide pin 221 returns, the guide pin 221 is higher than the lower position of the guide plate edge 41, so the guide pin 221 can rise and return along with the gradient direction of the guide plate edge 41, and the rising and returning can lift the push claw 220 to make the push claw not contact with the zipper head, and return to the original position to perform the next pushing action.

The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.

Claims

1. The utility model provides a zipper puller pusher which characterized in that, includes the ejector pad, leads to pushing away material part, pushes away material drive structure and pusher dog guide part, the lower bottom surface of ejector pad is equipped with the pull head chute feeder, one section guide way has been seted up to the upper surface of ejector pad corresponding pull head chute feeder output direction one end, the chute feeder intercommunication pull head chute feeder has been seted up to the guide way bottom surface, lead to push away the material part including embedding in the guide way movable deflector and set up on the deflector and including the elasticity embedding in pushing away the movable pusher dog piece of the pusher dog that contacts with the pull head in the chute feeder, it sets up on the ejector pad and is connected with the deflector to push away the material drive structure, the pusher dog guide part sets up the active condition who is used for guiding movable pusher dog piece on the ejector pad.

2. The zipper puller pushing device as recited in claim 1, wherein the movable pusher block has a guide pin protruding from a side wall thereof, the pusher guide member is provided on the pusher base on one side of the guide groove corresponding to the guide pin, the pusher guide member has a guide edge formed by extending and protruding toward one end of the slider feed groove in the output direction and corresponding to the side wall on one side of the guide groove, the guide edge has a slope extending downward in the output direction toward the slider feed groove, the guide pin contacts with a lower surface of the guide edge when the pusher guide member pushes the slider, the guide pin contacts with an upper surface of the guide edge when the pusher guide member returns to the slider, a return tension spring is provided between the other end of the pusher guide member and the pusher base, and both ends of the pusher guide member are hinged to the pusher base by a hinge pin.

3. The zipper head pushing device according to claim 2, wherein the pushing base is provided with a cover plate for the pawl guide member to hinge, the cover plate is protruded with a lower end of a slope of a straight edge corresponding to the guide edge and connected to the guide edge, and the guide pin slides over the straight edge from the lower surface of the guide edge during pushing movement of the guiding pushing member.

4. The push device for slide fastener slider according to claim 2, wherein said movable pawl block is of an L-shaped configuration, one arm of the L-shape is such that said pawl is inserted into the pushing groove to contact the slider, the other arm is hinged to the guide plate and has an end portion extended to form an elastic support portion, and a support spring is provided between said elastic support portion and the guide plate.

5. The zipper head pushing apparatus of claim 4, wherein the other arm of the L-shape of the movable claw block is provided with a height adjusting structure for adjusting the height of the claw at an end adjacent to the claw.

6. The zipper head pushing device according to claim 5, wherein the height adjusting structure is formed by a threaded hole formed in the other arm of the L-shaped movable pawl block and an adjusting bolt screwed in a matching manner, and an end of the adjusting bolt is pressed against the guide plate through the threaded hole.

7. The slider pushing apparatus according to any one of claims 1 to 6, wherein the pushing drive structure comprises a drive cylinder mounted on a pushing base facing the feeding direction of the slider chute through a mounting base, a connecting block connected to the guide plate, and a floating joint connecting a piston rod of the drive cylinder and the connecting block.

8. The zipper puller pushing device as recited in claim 7, wherein the lower bottom surface of the pusher shoe is provided with a steel piece at each side corresponding to the feeding groove of the puller and is locked to the pusher shoe by a steel piece pressing plate, and opposite edges of the two steel pieces protrude from the side walls of the feeding groove of the puller to form an embedding edge capable of being embedded into the cloth slit of the puller.

9. The zipper puller pushing device as recited in any one of claims 1 to 6, wherein the two side walls of the puller feeding groove are respectively provided with a material blocking structure at a material pushing position corresponding to the output end, the material blocking structure comprises a mounting groove formed on the material pushing seat, a stop block embedded in the mounting groove and having an end portion corresponding to the protrusion of the side wall of the puller feeding groove, a tension spring embedded in the mounting groove and having one end abutting against the stop block, and a locking block locked in the mounting groove and abutting against the other end of the tension spring.

10. The slider pushing apparatus as claimed in any one of claims 1 to 6, wherein the pushing claw has positioning blocks protruding from both ends of the lower edge thereof.