CN220423304U - Zipper tooth removing device and zipper stacking and sizing machine - Google Patents

Abstract

The utility model discloses a zipper tooth removing device and a zipper stacking and sizing machine, and relates to the technical field of zipper production, comprising a lower die and an upper die; wherein, the workbench surface of the lower die is provided with a yielding groove, the pressing piece of the upper die is provided with a yielding port, and a whole pressing bar is formed below the yielding port, and the yielding groove is matched; one end of the cutter of the upper die passes through the abdication opening to form a whole blade. Therefore, the cutter has a whole pressing bar, can better press the cloth belt, adopts a whole blade to pass through the abdication opening to cut the tooth group, can ensure complete cutting, and has long service life. The first waste tooth channel and the second waste tooth channel are used for timely recycling waste teeth, and the first air blowing block and the second air blowing block are used for cleaning the surfaces of the assembly parts; in addition, adopt electronic lead screw slip table, needle cylinder etc. to go up the mould, the lower mould drives, has stability good, simple structure, advantages such as easy maintenance.

Description

Zipper tooth removing device and zipper stacking and sizing machine

Technical Field

The utility model relates to the technical field of zipper production, in particular to a zipper tooth removing device and a zipper stacking and sizing machine.

Background

The zipper is a conventional connecting piece for combining or separating clothes, packages, tents and the like, and mainly comprises a pull head, a cloth belt with zipper teeth, an upper stop, a lower stop and the like. The tooth removing device of the traditional plastic steel code sizing machine comprises an upper die and a lower die, wherein the upper die is provided with a pressing piece and a cutter, the edge ends of the cutters are comb-shaped to form a plurality of blades which are arranged at intervals, the lower end of the pressing piece is provided with a plurality of tiny gaps for the blades to pass through, each small blade is correspondingly used for cutting one tooth, and one tooth group (consisting of a plurality of continuously arranged teeth) is cut at one time. The cutter has the advantages that the strength of the edge end of the cutter is poor, the cutter is easy to deform and damage, the service life is short, a certain element can not be completely cut when a element group is cut, the contact area between a pressing piece and a cloth belt is limited due to the existence of a tiny gap, the part of the cloth belt is not pressed and fixed, the cloth belt is easy to move, and even the cutter is used for pulling, clamping and the like.

In addition, the upper die and the lower die of the traditional plastic steel code sizing machine cannot timely recover the waste teeth and the finely crushed objects (products after the teeth are cut), so that the periphery of equipment and places is not tidy; the waste teeth and the fine particles adhered to the machine table accessories such as the working table surface, the cutter and the like cannot be automatically cleaned, and the continuous normal operation of the equipment is easily affected.

Furthermore, the traditional plastic steel code sizing machine adopts a working mode that a cam is combined with an upper die and a lower die of a cylinder transmission, the transmission structure is complex, after equipment fails, the maintenance is not simple and convenient enough, the stability is deficient, and the product is easy to have functional defects.

Therefore, a new tooth removing device is necessary to be designed, so that the performance of the plastic steel code sizing machine is improved, the production efficiency is improved on the premise of ensuring the quality of products, and the maintenance is convenient.

Disclosure of Invention

The utility model aims to provide a zipper tooth removing device and a zipper stacking and sizing machine, which aim to overcome the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a zipper tooth removing device comprises a lower die, an upper die, a main seat body and a first driving mechanism; the main seat body is fixedly provided with a lower die, an upper die is arranged in a vertically movable manner, and the first driving mechanism for enabling the upper die to move vertically is arranged;

the lower die comprises a guide component, a middle supporting plate, a working table surface and a lower die base body fixedly arranged on the main base body, wherein the working table surface and the guide component are fixedly arranged at the upper end of the lower die base body, and a channel for the slide fastener to advance is formed between the working table surface and the guide component; the workbench surface is provided with a second waste tooth material opening, and the front side and the rear side of the second waste tooth material opening are provided with abdication grooves; the lower die holder body is provided with the middle supporting plate in a manner of moving up and down below the second waste tooth feed port, and is provided with a third driving mechanism for enabling the middle supporting plate to act;

the upper die comprises a tool apron, a cutter, a middle punching plate, a pressing piece and an upper die base body which is arranged on the main base body in a vertically movable mode, wherein the middle punching plate is arranged above a second waste tooth material opening in the upper die base body in a vertically movable mode, and a second driving mechanism for enabling the middle punching plate to act is arranged on the upper die base body; the upper die base body is provided with the pressing pieces at the front side and the rear side of the middle punch plate, the pressing pieces are provided with a yielding port, and a pressing strip matched with the yielding groove is formed below the yielding port; the tool apron is arranged on the front side and the back side of the upper die holder body in a manner of being capable of moving back and forth, and a fourth driving mechanism for enabling the tool apron to move back and forth is arranged on the fourth driving mechanism; the cutter is fixedly arranged on the cutter seat, and one end of the cutter passes through the abdication opening to form a cutting edge.

Further, the front side and the rear side of the working table surface of the lower die base body are respectively provided with a first waste tooth channel; the lower die holder body is provided with a second waste tooth channel in a communicated manner at one side below the second waste tooth opening.

Further, a first air blowing block is fixedly arranged at the inlet end of the first waste tooth channel towards the working table surface.

Further, at least one of the pressing members is provided with a blowing hole towards the working table surface.

Further, a second air blowing block is fixedly arranged between the lower die base body and the working table surface, and the second air blowing block and the second waste tooth channel are respectively positioned at two sides of the second waste tooth material opening.

Further, the fourth driving mechanism is a first needle cylinder.

Further, the main seat body is provided with a first electric screw rod sliding table, and a first connecting seat is fixedly arranged on a sliding block of the first electric screw rod sliding table; the upper end of the first connecting seat is provided with a second electric screw rod sliding table, a sliding block of the second electric screw rod sliding table is fixedly connected with the middle punch plate through an upper push rod, and the lower end of the first connecting seat is fixedly provided with the upper die holder body; the main seat body is further provided with a third electric screw sliding table below the lower die seat body, a sliding block of the third electric screw sliding table is propped against the middle supporting plate through a lower push rod, and the first electric screw sliding table, the second electric screw sliding table and the third electric screw sliding table are respectively used as the first driving mechanism, the second driving mechanism and the third driving mechanism.

A zipper stacking and sizing machine, which comprises a zipper tooth removing device with any structure as described above.

Compared with the prior art, the utility model has the beneficial effects that:

in the utility model, a workbench surface of a lower die is provided with a yielding groove, a compacting piece of an upper die is provided with a yielding port, a whole pressing bar is formed below the yielding port, and the yielding groove is matched; one end of the cutter of the upper die passes through the abdication opening to form a whole blade, and the cutter has high strength and long service life. Therefore, the utility model has the advantages that the whole pressing strip can better and comprehensively press the cloth belt, the lower outline of the abdication groove can be flush with the upper surface of the worktable surface, so that the cutting edge of the whole piece is allowed to pass through the abdication groove to cut the tooth group, and the waste tooth is outwards raked after the cutting, thereby ensuring the complete cutting of the tooth group.

In the second aspect, the lower die is provided with the first waste tooth channel and the second waste tooth channel on the front side and the rear side of the working table surface, and the first waste tooth channel and the second waste tooth channel are used for timely recycling waste teeth. In addition, the inlet end of the first waste tooth channel is provided with a first air blowing block, the inlet end of the second waste tooth channel is provided with a second air blowing block, the compacting piece is provided with an air blowing hole towards the working table surface, and the waste teeth and foreign matters attached to the surface of the main assembly part of the utility model are cleaned in time by air flow blown out of the air blowing holes of the first air blowing block, the second air blowing block and the compacting piece, so that the continuous normal work of the main assembly part is ensured, and the normal work is prevented from being influenced by the attachment of the waste teeth and the foreign matters.

In the utility model, the upper die and the lower die are driven by adopting the electric screw rod sliding table, the needle-shaped air cylinder and the like, and the utility model has the advantages of good stability, simple structure, convenient maintenance and the like.

Drawings

Fig. 1 is a schematic view of a structure of a zipper tooth removing device according to the present utility model.

Fig. 2 is a schematic view of the structure of the lower die in the fastener element removing apparatus.

Fig. 3 is an exploded view of the lower die in the fastener element removing apparatus.

Fig. 4 is a cross-sectional view of a lower die in the fastener element removing apparatus.

Fig. 5 is a schematic view of the structure of the upper die in the fastener element removing apparatus.

Fig. 6 is an exploded view of the upper die in the fastener element removing apparatus.

Fig. 7 is a sectional view of an upper die in the fastener element removing apparatus.

Fig. 8 is an exploded view of the main housing and the first driving mechanism in the fastener removing device.

Fig. 9 is an exploded view of the second driving mechanism in the fastener removing device.

Fig. 10 is a schematic view of a cut state of the fastener element.

FIG. 11 is a schematic view of a zipper stacking and sizing machine according to the present utility model.

Fig. 12 is an exploded view of the waste tooth recovery device in the zipper stacking and sizing machine.

Detailed Description

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings. Numerous details are set forth in the following description in order to provide a thorough understanding of the present utility model, but it will be apparent to one skilled in the art that the present utility model may be practiced without these details.

In the following description, "fixedly connected", "fixedly provided" and "fixedly provided" include, but are not limited to, screw connections.

As shown in fig. 1 to 3, the lower die 1 includes a guide assembly 18, a middle support plate 12, a table surface 17, and a lower die holder fixed to the main base 3. The upper end of the lower die holder body is fixedly provided with a workbench surface 17 and a guide component 18, and a channel for the slide fastener H to advance is formed between the workbench surface 17 and the guide component 18.

In a specific embodiment, the lower die holder body includes a first lower die 11 and a second lower die 13 stacked up and down and fixedly connected, and a third lower die 141 and a fourth lower die 142 fixedly arranged on an upper end surface of the second lower die 13. Wherein the third lower module 141 and the fourth lower module 142 are arranged side by side.

The working table 17 includes a front table 171 fixed on the third lower module 141 and a rear table 172 fixed on the fourth lower module 142, and a second waste tooth mouth 173 penetrating up and down is formed between the front table 171 and the rear table 172, and the front table 171 and the rear table 172 are both provided with a yielding groove 174 at the second waste tooth mouth 173. The front table 171 and the rear table 172 are elongated plate blocks, the upper end surface is uniformly and integrally formed with a raised strip, the middle of the two raised strips is a second waste tooth material port 173, and the front and rear sides of the two raised strips are abdication grooves 174. When the slide fastener H travels between the table surface 17 and the guide member 18, the lower surface of the slide fastener H (including the tape H1 and the element H2) is in contact with the table surface 17, and the element is located between the two ribs.

In one embodiment, the guide assembly 18 includes a front guide 182 and a rear guide 187, the front guide 182 being movably disposed at an upper end surface of the lower module III 141 back and forth by the guide rail 186. The rear guide 187 is fixedly disposed on the upper end surface of the fourth lower module 142. And a compression spring 185 for moving the front guide 182 backward is provided between the front guide 182 and the guide rail 186. The rear end bottom surface of the front guide 182 is provided with a stepped surface. The stepped surface abuts against the front end surface of the front table 171 by the compression spring one 185. A needle cylinder two 183 and/or a link structure 181 for moving the front guide 182 forward are provided between the front guide 182 and the guide rail 186.

As shown in fig. 1 to 3, the lower die holder is provided with first waste tooth channels 151 on both front and rear sides of the table surface 17. The lower die holder body is provided with a second waste tooth channel 152 on one side below the second waste tooth port 173.

In a specific embodiment, the front side wall of the third lower module 141 and the rear side wall of the fourth lower module 142 are both provided with grooves, and are fixedly provided with sealing plates 150, and each form a first waste tooth channel 151 having an L shape. And the upper end of the first waste dental channel 151 faces the table surface 17 to be an inlet end, and the lower end of the first waste dental channel 151 faces vertically downwards to be an outlet end. The upper end of the fourth lower module 142 is further provided with a chute 152, and a second waste tooth channel 152 which is arranged obliquely downwards is formed between the chute 152 and the bottom of the rear table top 172. And the second waste dental channel 152 communicates with the second waste dental orifice 173 at an upper end thereof and communicates with the first waste dental channel 151 at a rear side at a lower end thereof.

The lower module II 13 is provided with an inclined hole 131 communicating with the first waste tooth channel 151, and the lower module I11 is provided with a through hole 111 communicating with the inclined hole 131, so that the first waste tooth channel 151, the inclined hole and the through hole 111 are sequentially communicated for discharging waste teeth cut from the slide fastener H to the outside of the lower module 1. Of course, other structures than the inclined holes and the through holes 111 can be used to form a complete channel in cooperation with the first waste dental channel 151, and the present utility model is not limited thereto. In actual use, the suction means may be communicated with the through hole 111 through the connection pipe, thereby sucking the waste teeth, foreign matters, etc. of the first waste tooth channel 151, the second waste tooth channel 152 by the suction means. The getter device is not an improvement of the present utility model, and therefore, the specific structure thereof is not described herein.

As shown in fig. 1 to 3, preferably, a first air blowing block 161 is fixed toward the table surface 17 at the inlet end of the first waste dental channel 151. A second air blowing block 162 is fixedly arranged between the lower die holder body and the working table surface 17.

In a specific embodiment, the first air-blowing block 161 with an L shape is fixedly arranged on the inner surface of the sealing plate of the first waste tooth channel 151, and a plurality of air outlets of the first air-blowing block 161 face the working table 17, and an air inlet end of the first air-blowing block 161 is connected with a fan (not shown) outside the sealing plate through a connecting pipe (not shown). In the actual use process, the air inlet end of the first air blowing block 161 is communicated with the air blowing device through a connecting pipe, and air flow is generated by the air blowing device and is sprayed out from the first air blowing block 161. The air blowing device is not an improvement of the present utility model and belongs to the prior art, and therefore, the specific structure thereof is not described herein. The air flow of the first air blowing block 161 is mainly used for removing foreign matters possibly attached to the surface of the cutter 23 and the surface of the table 17. Foreign materials include, but are not limited to, fines formed by the device during the removal of teeth.

In a specific embodiment, the second air blowing block 162 is fixed between the front table 171 and the lower module III 141, and the plurality of air outlets of the second air blowing block 162 face the second waste dental channel 152 and are respectively located at two sides of the second waste dental orifice 173 with the second waste dental channel 152. The air flow of the second air blowing block 162 is mainly used for removing foreign matters or waste teeth adhering to the surface of the middle pallet 12 and the surface of the middle punch 26.

As shown in fig. 1 to 3, the lower die holder is provided with a middle pallet 12 movably up and down below the second waste dental mouthpiece 173, and is provided with a third driving mechanism for operating the middle pallet 12.

In a specific embodiment, a strip-shaped through hole penetrating vertically is formed between the third lower module 141 and the fourth lower module 142 directly below the second waste tooth port 173, the second lower module 13 is provided with a square through hole, the upper end of the middle supporting plate 12 extends to the inside of the second waste tooth port 173 through the strip-shaped through hole, and the lower end of the middle supporting plate 12 is integrally formed with a rectangular block which can be vertically movably embedded in the square through hole.

Preferably, two lower stoppers 121 for preventing the second lower module 13 from separating from the square through holes are further fixed at the bottom of the second lower module 13, and compression springs second 122 are respectively arranged between the rectangular square of the middle pallet 12 and the third lower module 141 and between the middle pallet 12 and the fourth lower module 142, so that the middle pallet 12 can be arranged between the second lower module 13 and the second waste dental floss 173 in a vertically floating manner.

As shown in fig. 1, 3, 5 and 6, the upper die 2 mainly includes a tool holder 22, a cutter 23, a middle punch 26, a pressing member 25, and an upper die holder movably disposed in the main housing 3. The upper die holder is provided with a punch plate 26 vertically movably above the second waste mouthpiece 173, and is provided with a second driving mechanism for operating the punch plate 26. The upper die base body is provided with a pressing piece 25 at the front and rear sides of the middle punch plate 26, the pressing piece 25 is provided with a yielding port 251, and a pressing bar 252 matched with the yielding groove 174 is formed below the yielding port 251. The upper die holder body is provided with a tool holder 22 movably in the front-rear direction and a fourth driving mechanism for moving the tool holder 22 in the front-rear direction. The cutter 23 is fixed on the cutter seat 22, and one end of the cutter 23 passes through the relief opening 251 to form a cutting edge.

In one embodiment, the upper die holder includes an upper first die 21, an upper second die 241, an upper third die 242, and an upper fourth die 27. The upper second die block 241 and the upper third die block 242 are fixedly arranged side by side in front of and behind to form an upper die body. The left side and the right side of the lower end of the upper die main body are respectively provided with an upper first module 21, and the upper first module 21 is long-strip-shaped and extends forwards and backwards, so that a sliding rail for installing a tool apron 22 is formed at the lower end of the main body; an upper fourth module 27 is fixedly arranged at the upper end of the upper die main body, and the upper fourth module 27 is arranged on the main base body 3 in a vertically movable manner.

In one embodiment, the middle punch 26 is vertically movably disposed through the middle of the upper die body. And at least one compressing piece 25 is also fixedly provided with a guide column 253, and the middle punch plate 26 is provided with a guide groove 261 matched with the guide column 253 so as to ensure that the up-and-down movement of the middle punch plate 26 and the compressing piece 25 is more stable.

In one embodiment, two hold-down members 25 are provided to the upper die body so as to float up and down. Specifically, the pressing member 25 is vertically movably disposed through the upper mold body, and a lower stop structure abutting the pressing member 25 is disposed at an upper end of the pressing member 25. Guide blocks 253 are inserted into the left side wall and the right side wall of the upper die main body, and the stability of up-and-down movement of the pressing piece 25 is further improved. In addition, two blind holes are formed in the top of the pressing member 25, and a compression spring (not shown in the figure) is arranged between the pressing member 25 and the upper module four 27 through the blind holes, so that the pressing member 25 can be arranged on the upper die main body in a vertically floating manner, and the cloth belt H1 of the zipper H can be elastically clamped when the pressing member 25 moves downwards along with the upper die base body and abuts against the working table surface 17. Of course, the two pressing members 25 may be fixed to the upper die body.

In one embodiment, the fourth driving mechanism is a needle cylinder one (221), and one end of the tool apron 22 is movably inserted into a chute formed by the upper die main body and the two upper die blocks one 21. Two needle type air cylinders 221 are arranged between each cutter seat 22 and the upper die main body. The cylinder body of the needle type cylinder I221 is fixedly embedded in the upper die main body, and the piston rod is fixedly connected to the tool apron 22. Of course, the number of needle cylinders one 221 and the specific installation manner are not limited thereto.

As shown in fig. 6 and 7, the pressing member 25 is preferably provided with a blow hole 254 toward the table surface 17. Specifically, a groove with two air inlets is formed on the side surface of the pressing member 25, and a plurality of air blowing holes 254 are formed on the inner wall of the groove.

It should be noted that the electric screw sliding table is an existing conventional driving device mainly composed of a driving motor, a guide rod, a screw and a sliding block, and the specific structure thereof is not described herein.

As shown in fig. 1, 3, 6, 8 and 9, the main housing 3 is provided with a first electric screw slide 100 as the first driving mechanism 4. The sliding block 1001 of the first electric screw sliding table 100 is fixedly provided with a first connecting seat 1002, and the fourth module 27 of the upper die 2 is fixedly arranged at the lower end of the first connecting seat 1002 and is used for driving the upper die 2 to move up and down.

The upper end of the first connection seat 1002 is provided with the second electric screw slipway 200 as the second driving mechanism. Specifically, the slider 2001 of the second electric screw sliding table 200 is fixedly provided with an upper push rod 2002, and the lower end of the upper push rod 2002 is fixed to the upper end of the middle punch 26, for driving the middle punch 26 to move up and down.

The main seat body 3 is further provided with a third electric screw sliding table 300 serving as the third driving mechanism below the lower seat body, and a lower push rod (not shown in the figure due to shielding of a sight line) is fixedly arranged on a sliding block of the third electric screw sliding table, and the upper end of the lower push rod is propped against the lower end of the middle supporting plate 12 and used for driving the middle supporting plate 12 to move upwards, so that the middle supporting plate 12 is always propped against the lower end of the middle supporting plate 12 in cooperation with the action of the compression spring two 122. The specific structure of the third electric screw sliding table 300 and the lower push rod is highly similar to that of the second electric screw sliding table 200 and the upper push rod 2002, and reference is made to fig. 9, which is not further illustrated in detail.

As shown in fig. 1 to 10, the working principle of the zipper tooth removing device is generally as follows:

(1) By advancing the front guide 182, the guide assembly 18 is opened; the zipper H with the zipper teeth in a closed state is placed on the workbench surface 17, and the front guide piece 182 is moved backwards to reset, so that the guide assembly 18 is closed; one end of the zipper H is loaded into an existing pulling device (including but not limited to a discharge device as described below) that can be run to the right.

(2) The first electric screw rod sliding table 100 drives the whole upper die 2 to move downwards, so that the pressing strips 252 of the pressing piece 25 are vertically and propped and embedded in the abdication grooves 174 of the workbench surface 17, and the cloth belt H1 of the zipper H is pressed and fixed; at this time, the first electric screw slide table 100 is stopped, and the cutter 23 cuts off the plurality of teeth H2 arranged in succession right below, dividing each tooth H2 into two parts of the first waste tooth H2.1 and the second waste tooth H2.2.

(3) The needle-shaped cylinder I221 drives the tool apron 22 to push out outwards, and all the first waste teeth H2.1 are pulled out outwards by the cutter 23 and fall into the first waste tooth channel 151; at the same time, the first air-blowing block 161 blows air to blow off foreign materials possibly attached to the lower surface of the cutter 23, and also helps the first waste tooth H2.1 to fall into the first waste tooth channel 151.

(4) At the same moment when the tool apron 22 is pushed out, the second electric screw sliding table 200 drives the middle punch plate 26 to move downwards, and the third electric screw sliding table (300) drives the middle supporting plate 12 to move upwards so as to clamp all the second waste teeth H2.2; then, the second electric screw sliding table 200 drives the middle punch plate 26 to move downwards, and the third electric screw (300) sliding table drives the middle supporting plate 12 to move downwards synchronously, so that all the second waste teeth H2.2 clamp are fixed downwards and move to a designated position (namely, the vicinity of the inlet end of the second waste tooth channel 152); stopping the third electric screw sliding table (300), and simultaneously driving the middle punch plate 26 to move upwards by the second electric screw sliding table 200, and loosening all second waste teeth H2.2 to enable the second waste teeth H2.2 to fall into the second waste tooth channel 152; at the same time, the second blowing block 162 is activated to blow air, and the second waste teeth H2.2, which may be attached to the surfaces of the middle blade 12 and the middle punch 26, and foreign substances are blown into the second waste tooth channel 152.

(5) Continuing to move upwards by the second electric screw sliding table 200 and resetting the middle punch 26 (the lower end of the middle punch 26 is higher than the air blowing hole 254); the air is blown through the air blowing holes 254 of the pressing member 25 to blow off the cutter 23 and foreign matter possibly adhering to the periphery.

(6) Resetting the zipper tooth removing device.

As shown in fig. 1 to 12, the present utility model also discloses a zipper stacking and sizing machine, which comprises a zipper tooth removing device c with the structure as described above.

In one embodiment, the zipper stacking and sizing machine comprises a feeding device a, a counter b, a zipper tooth removing device c and a discharging device d which are connected and arranged according to the working procedure. Wherein the discharge device d is also a traction device for providing power for the zipper to travel. The feeding device a, the counter b and the discharging device d are not improved technical points of the utility model and are conventional devices of the existing zipper stacking and sizing machine, and can be implemented by a person skilled in the art with reference to the prior art, and are not repeated herein.

In one embodiment, the zipper stacking and sizing machine further comprises a waste tooth recovery device e. The waste tooth recovery device e mainly comprises a connector e1, a collecting barrel e2, an air pipe connector e21 and an exhaust fan (not shown in the figure) serving as an air suction device which are communicated in sequence. The bottom of the collecting barrel e2 is provided with an opening, and a sliding door e3 for closing the opening is arranged in a left-right movable manner. Preferably, the sliding door e3 is driven to move left and right by the cylinder e 4. Preferably, the air pipe joint e21 is provided with a filter screen, or the collecting barrel e2 is provided with a filter screen except at a port connected with the air pipe joint e 21.

When the zipper assembling and sizing machine is assembled, the connector e1 is connected with the through hole 111 through the connecting pipe, so that the collecting barrel e2 is communicated with the first waste tooth channel 151 and the second waste tooth channel 152. After the exhaust fan is started, waste teeth and foreign matters in the first waste tooth channel 151 and the second waste tooth channel 152 enter the collecting barrel e2 from the upper part through the connector e1, fall and are accumulated in the bottom in the collecting barrel e2 under the action of gravity, and air flow is discharged from the air pipe connector e21 at the upper part of the collecting barrel e 2; after the waste teeth and the foreign matters in the collecting barrel e2 reach a certain amount, the sliding door e is opened, so that the waste teeth and the foreign matters in the collecting barrel e2 fall into the recycling barrel f below.

The foregoing is merely illustrative of specific embodiments of the present utility model, but the design concept of the present utility model is not limited thereto, and any insubstantial modification of the present utility model by using the design concept shall fall within the scope of the present utility model.

Claims (8)

1. A zipper tooth removing device comprises a lower die (1), an upper die (2), a main seat body (3) and a first driving mechanism (4); the main seat body (3) is fixedly provided with a lower die (1), an upper die (2) is arranged in a vertically movable manner, and the first driving mechanism (4) for enabling the upper die (2) to move vertically is arranged; the method is characterized in that:

the lower die (1) comprises a guide assembly (18), a middle supporting plate (12), a working table surface (17) and a lower die base body fixedly arranged on the main base body (3), wherein the working table surface (17) and the guide assembly (18) are fixedly arranged at the upper end of the lower die base body, and a channel for a zipper (H) to advance is formed between the working table surface (17) and the guide assembly (18); the workbench surface (17) is provided with a second waste tooth material opening (173), and the front side and the rear side of the second waste tooth material opening (173) are provided with abdication grooves (174); the lower die holder body is provided with the middle supporting plate (12) below the second waste tooth material port (173) in a vertically movable way, and is provided with a third driving mechanism for enabling the middle supporting plate (12) to act;

the upper die (2) comprises a tool apron (22), a cutter (23), a middle punch plate (26), a pressing piece (25) and an upper die base body which can be arranged on the main base body (3) in a vertical moving mode, wherein the middle punch plate (26) is arranged above a second waste tooth material port (173) in the upper die base body in a vertical moving mode, and a second driving mechanism for enabling the middle punch plate (26) to act is arranged; the upper die base body is provided with the pressing piece (25) at the front side and the rear side of the middle punch plate (26), the pressing piece (25) is provided with a yielding port (251), and a pressing strip (252) matched with the yielding groove (174) is formed below the yielding port (251); the cutter seat (22) is arranged on the front side and the rear side of the upper die seat body in a front-back movable way, and a fourth driving mechanism for enabling the cutter seat (22) to move back and forth is arranged on the fourth driving mechanism; the cutter (23) is fixedly arranged on the cutter holder (22), and one end of the cutter (23) passes through the abdication opening (251) to form a cutting edge.

2. The zipper tooth removing apparatus of claim 1, wherein: the front side and the rear side of the working table (17) of the lower die base body are provided with first waste tooth channels (151); the lower die base body is provided with a second waste tooth channel (152) in a communicated mode on one side below the second waste tooth port (173).

3. A zipper tooth removing apparatus as claimed in claim 2, wherein: the inlet end of the first waste tooth channel (151) is fixedly provided with a first air blowing block (161) towards the working table surface (17).

4. A zipper tooth removing apparatus according to claim 2 or 3, wherein: at least one of the pressing pieces (25) is provided with a blowing hole (254) towards the working table surface (17).

5. A zipper tooth removing apparatus as claimed in claim 2, wherein: a second air blowing block (162) is fixedly arranged between the lower die base body and the working table surface (17), and the second air blowing block (162) and the second waste tooth channel (152) are respectively positioned at two sides of a second waste tooth material opening (173).

6. The zipper tooth removing apparatus of claim 1, wherein: the fourth driving mechanism is a needle type cylinder I (221).

7. A zipper tooth removing apparatus according to claim 1 or 6, wherein: the main seat body (3) is provided with a first electric screw sliding table (100), and a first connecting seat (1002) is fixedly arranged on a sliding block (1001) of the first electric screw sliding table (100); the upper end of the first connecting seat (1002) is provided with a second electric screw sliding table (200), a sliding block (2001) of the second electric screw sliding table (200) is fixedly connected to the middle punch plate (26) through an upper push rod (2002), and the lower end of the first connecting seat (1002) is fixedly provided with the upper die seat body; the main seat body (3) is further provided with a third electric screw sliding table (300) below the lower die seat body, a sliding block of the third electric screw sliding table (300) is propped against the middle supporting plate (12) through a push-down rod, and the first electric screw sliding table (100), the second electric screw sliding table (200) and the third electric screw sliding table (300) are respectively used as a first driving mechanism (4), a second driving mechanism and a third driving mechanism.

8. A zip fastener sign indicating number dress sizing machine, its characterized in that: comprising a zipper tooth removing device (c) according to any one of the claims 1-7.