CN217098590U

CN217098590U - Automatic forming equipment for lower stop of zipper

Info

Publication number: CN217098590U
Application number: CN202121071694.XU
Authority: CN
Inventors: 刘金龙; 曾德利; 刘斌; 乐进强; 唐仁志; 夏雷
Original assignee: Wenzhou Jinlong Zipper Machinery Co ltd
Current assignee: Wenzhou Jinlong Zipper Machinery Co ltd
Priority date: 2021-05-19
Filing date: 2021-05-19
Publication date: 2022-08-02
Anticipated expiration: 2031-05-19

Abstract

The utility model discloses a zip fastener bottom end automatic molding equipment solves the problem that still relies on the manual operation shaping to lead to at present stage. A splitting mechanism and a tearing mechanism are arranged in front of the working procedure of the die, and the splitting cutter is driven by a splitting cutter lifting driving piece to descend and be inserted into a notch in a lower stop forming position of the chain belt; the tearing mechanism comprises a mechanical clamping hand for clamping two sides of the chain belt, a transverse sliding frame, an outer eccentric track strip and an outer eccentric driving piece for outputting linear displacement, the chain belt is introduced into the mold from the tearing mechanism, the two sides of the chain belt are clamped by the mechanical clamping hand, the mechanical clamping hand transversely displaces to clamp the chain belt to move forwards, the guide block slides in the zigzag track groove to longitudinally slide out, and the notch is torn from the notch under the cutting action of the cutting knife when the guiding material moves, and then the chain belt is conveyed into the mold; the whole process is fully automatically operated and finished, the quality of injection molding finished products is obviously improved, time and labor are saved in the processing engineering, and the working efficiency is improved.

Description

Automatic forming equipment for lower stop of zipper

Technical Field

The utility model belongs to the technical field of the zip fastener equipment and specifically relates to a zip fastener bottom end automatic molding equipment.

Background

The lower stop of the zipper generally comprises a square block and a bolt, and the opening and closing of the two single-side chain belts are realized through the separation and the closing of the square block and the bolt. The lower stop of the open slide fastener is generally formed by injection molding, and the chain separated from the lower stop is placed in an injection mold for injection molding. However, this injection molding method is basically operated manually, and the fastener elements are molded and closed on the fastener tape before molding, and have notches reserved for molding positions of the lower end of each piece of the fastener tape at the lower end positions of the fastener tape. Before the lower stop is formed, the zipper teeth on two sides close to the lower stop position are torn away from the notch for a certain distance, so that the zipper teeth on two sides are separated, and then the zipper teeth are placed into a die to be processed, so that the separated square blocks and the bolts can be formed. The manual operation method is very complicated and laborious, the lower stop forming position is easy to deviate, and the quality is low.

Disclosure of Invention

The utility model aims at: in order to overcome the defects of the prior art, the utility model provides a zipper bottom stop automatic forming equipment, which solves the problem that the zipper is still formed by manual operation at the present stage.

The technical scheme of the utility model: the automatic opening and closing die comprises a die capable of automatically opening and closing the die, wherein a chain belt with a notch at a lower stop forming position is introduced into the die, a splitting mechanism and a tearing mechanism are arranged in front of the working procedure of the die, and the material guiding moving direction of the chain belt is from the splitting mechanism to the die through the tearing mechanism; the splitting mechanism comprises a splitting cutter and a splitting cutter lifting driving piece for driving the splitting cutter to move up and down, and the splitting cutter is driven by the splitting cutter lifting driving piece to descend and be inserted into a notch in a lower stop forming position of the chain belt; the tearing mechanism comprises mechanical clamping hands for clamping two sides of the chain belt, a transverse sliding frame, an outer offset track strip and an outer offset driving piece for outputting linear displacement, the outer deviation track strip comprises a straight line traverse table positioned on the periphery and a zigzag track groove positioned inside, the zigzag track groove is deviated towards the outside direction in the material guiding moving direction of the chain belt, the transverse sliding frame can be transversely arranged on the linear transverse moving platform in a sliding way and is connected with an output shaft of the external deviation driving piece in a linkage way, the transverse sliding direction of the transverse sliding frame is consistent with the material guiding moving direction of the chain belt, the mechanical gripper can be longitudinally arranged on the transverse sliding frame in a sliding way, the mechanical gripper is fixedly and convexly provided with a guide block, and the guide block penetrates into the zigzag track groove to form sliding fit so as to drive the mechanical gripper to longitudinally slide outwards in the process of driving the transverse sliding frame to transversely move by the outwards-biased driving piece.

By adopting the technical scheme, the chain belt is introduced into the mold from the splitting mechanism through the tearing mechanism, the two sides of the chain belt are clamped by the mechanical clamping hands, the mechanical clamping hands transversely displace to clamp the chain belt to move forwards, and simultaneously the guide blocks slide in the zigzag track grooves to longitudinally slide and deviate the zigzag track grooves, and the notches are cut by the splitting cutter when the guiding materials move, so that the chain belt is torn from the notches and is conveyed into the mold; the whole process is completed in a full-automatic operation mode, a manual operation method is replaced, the quality of injection molding finished products is obviously improved, time and labor are saved in processing engineering, and the working efficiency is improved.

The utility model discloses a further setting: the sensing mechanism for sensing the chain belt gap is arranged in front of the splitting mechanism, the sensing mechanism comprises a roller, a roller bracket and a PLC sensing end, the roller is rotatably arranged on the roller bracket and is tightly pressed on the chain belt, and the roller is driven to rotate on the chain belt when being moved by the guiding material of the chain belt; the roller support is connected with the PLC induction end, the roller rolls to the descending height at the notch of the chain belt and sends an electric signal to the PLC induction end, and the PLC induction end is further electrically connected with the slitting knife lifting driving piece, the mechanical clamping hand, the outer deflection driving piece and the mold respectively.

Adopt above-mentioned further setting, respond to the breach position through the decline of gyro wheel to send the opportunity that is fit for operating to cutting mechanism, tearing mechanism and mould, with the chain belt length that is applicable to not of uniform length, application scope enlarges.

The utility model discloses a further setting again: the sprue material picking device is arranged at the rear of the process of the mold and comprises a rotary clamping cylinder arranged on one side of the chain belt, the rotary clamping cylinder is provided with a swing arm, a clamping jaw cylinder is arranged on the swing arm, and a clamping jaw of the clamping jaw cylinder is positioned above the chain belt material guiding direction to clamp the sprue waste material after injection molding.

Adopt above-mentioned further setting again, reject runner waste material automatically, degree of automation is higher, and the yield further promotes.

The utility model discloses a still further set up: the zigzag track groove comprises an inner side section, an oblique section and an outer side section along the chain belt material leading direction, the inner side section is closer to the chain belt relative to the outer side section, and the oblique section obliquely deviates from the inner side section to the outer side section.

By adopting the above further arrangement, the design is reasonable and effective, and the mechanical clamping hand longitudinally deviates outwards.

The utility model discloses a still further set up: and flattening channels for flattening two sides of the chain belt are arranged on two sides of the roller and the slitting knife.

By adopting the above further arrangement, the flattening channel is used for flattening and conveying the two sides of the chain belt, so that the chain belt is prevented from being abnormally inclined to influence the forming quality.

Drawings

FIG. 1 is a schematic view of the chain belt of the present invention;

FIG. 2 is a schematic structural diagram of an embodiment of the present invention;

FIG. 3 is a schematic view of a part of the structure of an embodiment of the present invention;

fig. 4 is a schematic structural view of the slitting mechanism and the sensing mechanism of the present invention;

fig. 5 is an exploded view of the tear mechanism of the present invention;

wherein, 1, a mould; 2. a slitting mechanism; 3. a tear-away mechanism; 21. a slitting knife; 22. a dividing cutter lifting driving piece; 31. a mechanical gripper; 32. a transverse sliding frame; 33. an outer offset track bar; 34. an outer biasing drive member; 331. a linear traverse table; 332. a zigzag track groove; 311. a guide block 4 and an induction mechanism; 41. a roller; 42. a roller bracket; 5. a sprue material picking device; 51. rotating the clamping cylinder; 52. swinging arms; 53. a clamping jaw cylinder; 3321. an inner section; 3322. an oblique section; 3323. an outer section; 43. flattening the channel; 6. a chain belt; 61. and (4) a notch.

Detailed Description

An automatic forming apparatus for a lower stop of a slide fastener as shown in fig. 1 to 5 includes a mold 1 for automatically opening and closing the mold, a fastener tape 6 having a notch 61 at a lower stop forming position is introduced into the mold 1, the mold 1 is used for forming a block and a pin of the lower stop of the slide fastener, the fastener tape 6 generally has a blank of a plurality of sections of fastener stringers, each section of the fastener stringers has a notch 61 at the rear thereof, and the block and the pin are formed at the notch 61. A splitting mechanism 2 and a tearing mechanism 3 are arranged in front of the process of the mold 1, and the material guiding moving direction of the chain belt 6 is that the material is guided to the mold 1 from the splitting mechanism 2 through the tearing mechanism 3. The splitting mechanism 2 comprises a splitting knife 21 and a splitting knife lifting driving piece 22 for driving the splitting knife 21 to move up and down, and the splitting knife 21 is driven by the splitting knife lifting driving piece 22 to descend and be inserted into a notch 61 in the lower stop forming position of the chain belt 6. The tearing mechanism 3 includes a mechanical gripper 31 for gripping both sides of the link belt 6, a lateral carriage 32, an outer eccentric rail 33, and an outer eccentric driving member 34 for outputting a linear displacement, the outer eccentric rail 33 includes a linear traverse table 331 at an outer periphery and a zigzag rail groove 332 at an inner portion, and the zigzag rail groove 332 is shifted to an outer side direction in a material drawing moving direction of the link belt 6. The transverse sliding frame 32 can be transversely slidably arranged on the linear traverse table 331 and is in linkage connection with an output shaft of the outer deviation driving piece 34, the transverse sliding direction of the transverse sliding frame 32 is consistent with the material guiding moving direction of the chain belt 6, and the transverse sliding frame 32 can transversely move according to the track direction of the linear traverse table 331 under the driving of the outer deviation driving piece 34. The mechanical gripper 31 is longitudinally slidably mounted on the transverse sliding frame 32, a guiding block 311 is fixedly protruded below the mechanical gripper 31, and the guiding block 311 penetrates into the zigzag track groove 332 to form a sliding fit, so that the guiding block 311 performs a sliding displacement according to the shape of the zigzag track groove 332. The working principle is as follows: the mechanical gripper 31 clamps two sides of the chain belt 6 close to the notch 61, under the action of the linear displacement of the external offset driving piece 34, the transverse sliding frame 32 drives the mechanical gripper 31 to transversely displace on the linear transverse moving table 331 so as to clamp the chain belt 6 to advance, and meanwhile, as the guide block 311 slides in the zigzag track groove 332, the mechanical gripper 31 is driven to slide and offset towards the longitudinal direction, namely, towards the outer side direction of two sides of the chain belt 6; in addition, the cutting knife 21 is inserted into the notch 61, and in the process of guiding and moving the chain belt 6, the closed chain teeth are separated from each other when passing through the cutting knife 21, so that the chain belt 6 is torn from the notch 61 and then is finally sent into the mold 1 to be injection molded and processed to form a bottom stop.

In order to ensure the accuracy of each mechanism to the notch 61 and adapt to the condition that the lower stop position of the chain belt 6 is not fixed, an induction mechanism 4 for inducing the notch 61 of the chain belt 6 is arranged in front of the process of the slitting mechanism 2, the induction mechanism 4 comprises a roller 41, a roller bracket 42 and a PLC induction end, the roller 41 is rotatably arranged on the roller bracket 42, the roller 41 is tightly pressed on the chain belt 6, and the roller bracket 42 is connected with the PLC induction end. When the material that draws at chain belt 6 removed, gyro wheel 41 pushes down on the chain tooth position of chain belt 6, when chain belt 6 removed, gyro wheel 41 atress rolled on chain belt 6, when gyro wheel 41 rolled to the breach 61 department at chain belt 6, gyro wheel 41 highly descends, gyro wheel support 42 one end perk, can send the signal of telecommunication to PLC induction end this moment, PLC induction end respectively with divide cutter lift driving piece 22, machinery tong 31, outer inclined to one side driving piece 34, mould 1 electricity is connected, make each mechanism after sensing the signal of telecommunication, operate in good time.

A sprue material removing device 5 is arranged behind the process of the mold 1, the sprue material removing device 5 comprises a rotary clamping cylinder 51 arranged on one side of the chain belt 6, a swing arm 52 is arranged on the rotary clamping cylinder 51, a clamping jaw cylinder 53 is arranged on the swing arm 52, and a clamping jaw of the clamping jaw cylinder 53 is positioned above the material guiding direction of the chain belt 6 to clamp the sprue waste material after injection molding. The rotary clamping cylinder 51 drives the clamping jaw cylinder 53 to descend through the swing arm 52 to clamp the gate waste, then the swing arm 52 is lifted, the swing arm 52 is rotated to enable the clamping jaw cylinder 53 to move outwards, and finally the clamping jaw cylinder 53 releases the clamping materials.

The zigzag track groove 332 includes an inner section 3321, an inclined section 3322 and an outer section 3323 along the feeding direction of the chain belt 6, wherein the inner section 3321 is closer to the chain belt 6 than the outer section 3323, and the inclined section 3322 is inclined away from the inner section 3321 toward the outer section 3323. When the guide block 311 is at the inner section 3321, the mechanical gripper 31 performs a gripping operation while the guide block 311 is still in the inner section 3321, the guide block 311 is deviated outward through the slant section 3322, the slide fastener is torn open at this time, and when the guide block 311 is located at the outer section 3323, the mold 1 is closed and injection molding is performed.

Flattening channels 43 for flattening two sides of the chain belt 6 are arranged on two sides of the roller 41 and the cutting knife 21, and the flattening channels 43 are used for flattening and conveying two sides of the chain belt 6.

Claims

1. The utility model provides a zip fastener ends automatic molding equipment down, is including the mould of automatic open-close mould, introduces the chain belt that has the breach in the shaping position of ending down in the mould, its characterized in that: a splitting mechanism and a tearing mechanism are arranged in front of the working procedure of the mould, and the material guiding moving direction of the chain belt is from the splitting mechanism to the mould through the tearing mechanism; the splitting mechanism comprises a splitting cutter and a splitting cutter lifting driving piece for driving the splitting cutter to move up and down, and the splitting cutter is driven by the splitting cutter lifting driving piece to descend and be inserted into a notch in a lower stop forming position of the chain belt; the tearing mechanism comprises mechanical clamping hands for clamping two sides of the chain belt, a transverse sliding frame, an outer deviation track strip and an outer deviation driving piece for outputting linear displacement, the outer deviation track strip comprises a straight line traverse table positioned on the periphery and a zigzag track groove positioned inside, the zigzag track groove is deviated towards the outside direction in the material guiding moving direction of the chain belt, the transverse sliding frame can be transversely arranged on the linear transverse moving platform in a sliding way and is connected with an output shaft of the external deviation driving piece in a linkage way, the transverse sliding direction of the transverse sliding frame is consistent with the material guiding moving direction of the chain belt, the mechanical gripper can be longitudinally arranged on the transverse sliding frame in a sliding way, the mechanical gripper is fixedly and convexly provided with a guide block, and the guide block penetrates into the zigzag track groove to form sliding fit so as to drive the mechanical gripper to longitudinally slide outwards in the process of driving the transverse sliding frame to transversely move by the outwards-biased driving piece.

2. The automatic zipper bottom stop forming apparatus according to claim 1, wherein: the sensing mechanism is used for sensing a notch of the chain belt and comprises a roller, a roller bracket and a PLC sensing end, the roller is rotatably arranged on the roller bracket and is tightly pressed on the chain belt, and the roller is driven to rotate on the chain belt when the roller is moved by the guiding material of the chain belt; the roller support is connected with the PLC induction end, the roller rolls to the descending height at the notch of the chain belt and sends an electric signal to the PLC induction end, and the PLC induction end is further electrically connected with the slitting knife lifting driving piece, the mechanical clamping hand, the outer inclined driving piece and the die respectively.

3. The automatic molding apparatus of a lower stop of a slide fastener according to claim 1 or 2, wherein: the sprue material picking device is arranged at the rear of the process of the mold and comprises a rotary clamping cylinder arranged on one side of the chain belt, the rotary clamping cylinder is provided with a swing arm, a clamping jaw cylinder is arranged on the swing arm, and a clamping jaw of the clamping jaw cylinder is positioned above the chain belt material guiding direction to clamp the sprue waste material after injection molding.

4. The automatic molding apparatus of a lower stop of a slide fastener according to claim 1 or 2, wherein: the zigzag track groove comprises an inner side section, an oblique section and an outer side section along the chain belt material guiding direction, the inner side section is closer to the chain belt relative to the outer side section, and the oblique section obliquely deviates from the inner side section to the outer side section.

5. The automatic zipper bottom stop forming apparatus according to claim 2, wherein: and flattening channels for flattening two sides of the chain belt are arranged on two sides of the roller and the slitting knife.