CN105768398A - Metal zipper tooth clamping device - Google Patents
Metal zipper tooth clamping device Download PDFInfo
- Publication number
- CN105768398A CN105768398A CN201410799009.3A CN201410799009A CN105768398A CN 105768398 A CN105768398 A CN 105768398A CN 201410799009 A CN201410799009 A CN 201410799009A CN 105768398 A CN105768398 A CN 105768398A
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- clamping
- gear
- installing hole
- transmission shaft
- power transmission
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Abstract
The invention discloses a metal zipper tooth clamping device. The device comprises a front supporting plate, a rear supporting plate, a transmission device, a power device, a tooth feeding device and a clamping device. The power device is arranged in front of the front supporting plate. The power device comprises a first gear, a second gear, a third gear and a fourth gear. The tooth feeding device is arranged between the front supporting plate and the rear supporting plate. The tooth feeding device comprises a first transmission shaft, a second transmission shaft, a roller and a second roller. The transmission device is arranged on the lower left portion of the front supporting plate. The transmission device comprises a main shaft, a mounting portion, a connection plate, a lifting rod, a shaft sleeve, a guide column, a mounting block, a clamping base, a mounting piece, a first clamping ring, a second clamping ring and a gasket. The upper portion of the rear supporting plate is provided with the clamping device. The metal zipper tooth clamping device solves the problems that a conventional zipper tooth clamping device clamps and damages teeth, and working efficiency is low.
Description
Technical field
The present invention relates to zipper technical field, be specifically related to a kind of metal zip fastener teeth grip device.
Background technology
Slide fastener is the fastener being respectively arranged with row's metal-toothed or plastic teeth composition on two straps, for connecting the edge of opening, there is a pull head two toothrows can be drawn in interlocking position and make closure of openings, now it is widely used in the every field such as civilian, space flight, aviation, military affairs, medical treatment, slide fastener as this century to one of the most practical ten big inventions of the mankind, the effect played in the life of people is increasing, increasingly demonstrates its importance and vitality.
In prior art, general metal zip fastener, when teeth sandwich strap, hits force clamping because clamping device is hard hit, so when metal teeth are sandwiched strap, more or less can teeth be crushed.Passing through process when running into surface, it is impossible to when having the requirement at all crushed, existing clamping device just cannot meet requirement.
Summary of the invention
For solving above-mentioned technical problem, we have proposed a kind of metal zip fastener teeth grip device, solve existing metal zip fastener teeth grip device and easily crush teeth and the low problem of work efficiency.
For reaching above-mentioned purpose, technical scheme is as follows:
A kind of metal zip fastener teeth grip device, including front end panel, rear bearing sheet, actuating device, power set, send tooth device and clamping device, is set up in parallel before and after described front end panel and rear bearing sheet；The left and right sides on described front end panel top has installing hole one and installing hole two, the left and right sides on described rear bearing sheet top has installing hole three and installing hole four, described installing hole one and installing hole three are oppositely arranged, and described installing hole two and installing hole four are oppositely arranged；The bottom of described front end panel has installing hole five；The centre on described rear bearing sheet top has groove, and the groove in the middle of described rear bearing sheet top is opened between installing hole three and installing hole four；
The front of described front end panel is provided with described power set, described power set include gear one, gear two, gear three and gear four, described gear one is connected to the front end of described installing hole five, described gear three and gear four are connected to the front end of described installing hole one and installing hole two, described gear three engages each other with described gear four, described gear three also engages each other with described gear one, and described gear two key is connected to the front of gear three；
Tooth device is sent described in being provided with between described front end panel and rear bearing sheet, described tooth device is sent to include power transmission shaft one, power transmission shaft two, cylinder one and cylinder two, the front-end and back-end of described power transmission shaft one are respectively arranged in described installing hole one and installing hole three, the front-end and back-end of described power transmission shaft two are respectively arranged in installing hole two and installing hole four, the front end of described power transmission shaft one and power transmission shaft two is connected with described gear three and gear four key respectively, described power transmission shaft one and power transmission shaft two are sheathed in described cylinder one and cylinder two respectively, the spiral slot that the front end of described cylinder one and the outer border of cylinder two is close after dredging before being provided with, middle part and the rear portion of described cylinder one and the outer border of cylinder two are provided with uniformly dense spiral slot；
nullThe lower left quarter of described front end panel is provided with described actuating device，Described actuating device includes main shaft、Installation portion、Connecting plate、Elevating lever、Axle sleeve、Guide pillar、Mounting blocks、Clamping seats、Installed part、Clamping ring one、Clamping ring two and packing ring，The front end of described main shaft is installed in described installing hole five and is connected with described gear one key，The rear sleeve of described main shaft is located in described installation portion，There is eccentric shaft at the rear portion of described main shaft，Described eccentric shaft is provided with described axle sleeve，Described axle sleeve is installed in the groove suitable with described axle sleeve that described elevating lever top is offered，The bottom matched in clearance of described elevating lever is in the front portion of described connecting plate，The rear gap of described connecting plate is combined with described guide pillar，The top of described guide pillar is fixedly installed in described mounting blocks，Described mounting blocks is fixedly installed in the rear end of described elevating lever，The top of described elevating lever is installed with described clamping seats，The left and right sides of described clamping seats all has rectangular channel，Described clamping ring one and clamping ring two it is separately installed with in the rectangular channel of the described clamping seats left and right sides，Described clamping ring one and clamping ring two are connected in described clamping seats each through installed part，Mounting groove is all had in described clamping ring one and clamping ring two，Described packing ring suitable with it it is mounted in the mounting groove offered in described clamping ring one and clamping ring two，Described two packing rings are ellipsoidal structure，Described power transmission shaft one and power transmission shaft two it is respectively sleeved in described two packing rings；
The top of described rear bearing sheet is provided with described clamping device.
Preferably, the middle part of described elevating lever end face has groove, and the groove that the middle part of described clamping seats bottom surface is provided with in the middle part of ledge, the ledge on described clamping seats and described elevating lever end face is suitable.
Preferably, described clamping device includes clamping tool rest, clamping cutter fixed block one, clamping cutter fixed block two, clamping cutter one, clamping cutter two and two removable pins, the top of described rear bearing sheet is installed with described clamping tool rest, institute's clamping cutter fixed block one and clamping cutter fixed block two pass through two removable pins and are plugged in the middle part of described clamping tool rest front end respectively, described clamping cutter fixed block one and clamping cutter fixed block two are separately installed with described clamping cutter one and clamping cutter two, the groove opened in the middle of the groove formed between described clamping cutter one and clamping cutter two and described rear bearing sheet top is in the same plane.
Preferably, the top respectively right part of described clamping ring one and clamping ring two and left part have the rectangular configuration of 2/3rds circular grooves.
Pass through technique scheme, a kind of metal zip fastener teeth grip device that the present invention proposes, during main axis, gear one concomitant rotation connected on main shaft, the rotation of driven gear two, and promote gear three and gear four to do respectively to rotate clockwise and anticlockwise, thus the power transmission shaft one connected on driven gear three and gear four and power transmission shaft two do rotation clockwise and anticlockwise respectively, by cylinder one and cylinder two, teeth are transmitted rearward, teeth are when cylinder one and cylinder two rotate in opposite directions and send the strap above tooth device to clamp, reach to avoid hard hit to hit the purpose causing that clamping device crushes teeth, and slide fastener is delivered to by the groove on rear bearing sheet top clamping cutter one and clamping cutter two place；By the rear portion of main shaft is set to stopping of the eccentric shaft design spiral slot with cylinder one and cylinder two, pushing away, stop design, when the rising of cylinder one and cylinder two stops position, main shaft promotes clamping ring one and clamping ring two to start up to move；When cylinder one and cylinder two are in the ascent stage, main shaft drives clamping ring one and clamping ring two to do and down move, and motion constitutes the normal operation of whole system so repeatedly, it is achieved that the purpose of full-automatic operation and raising work efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the stereo decomposing structural representation of a kind of metal zip fastener teeth grip device disclosed in the embodiment of the present invention.
Numeral and the corresponding component title represented by letter in figure:
1. main shaft 2. installation portion 3. connecting plate
4. elevating lever 5. axle sleeve 6. guide pillar
7. mounting blocks 8. clamping seats 9. installed part
10. clamping ring 1 packing ring 12. rear bearing sheet
16. front end panel 17. power transmission shaft 1 cylinder one
19. power transmission shaft 2 20. cylinder 2 21. clamping ring two
22. clamping cutter 1 clamps cutter 2 24. and clamps cutter fixed block one
25. clamping cutter fixed block 2 26. clamps tool rest 27. removable pin
31. installing hole 1 installing hole 2 33. installing hole three
34. installing hole 4 35. installing hole 5 41. gear one
42. gear 2 43. gear 3 44. gear four.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
Below in conjunction with embodiment and detailed description of the invention, the present invention is further detailed explanation.
Embodiment
As it is shown in figure 1, a kind of metal zip fastener teeth grip device, including front end panel 16, rear bearing sheet 12, actuating device, power set, send tooth device and clamping device, be set up in parallel before and after described front end panel 16 and rear bearing sheet 12；The left and right sides on described front end panel 16 top has installing hole 1 and installing hole 2 32, the left and right sides on described rear bearing sheet 12 top has installing hole 3 33 and installing hole 4 34, described installing hole 1 and installing hole 3 33 are oppositely arranged, and described installing hole 2 32 and installing hole 4 34 are oppositely arranged；The bottom of described front end panel 16 has installing hole 5 35；The centre on described rear bearing sheet 12 top has groove, and the groove in the middle of described rear bearing sheet 12 top is opened between installing hole 3 33 and installing hole 4 34；
The front of described front end panel 16 is provided with described power set, described power set include gear 1, gear 2 42, gear 3 43 and gear 4 44, described gear 1 is connected to the front end of described installing hole 5 35, described gear 3 43 and gear 4 44 are connected to the front end of described installing hole 1 and installing hole 2 32, described gear 3 43 engages each other with described gear 4 44, described gear 3 43 also engages each other with described gear 1, and described gear 2 42 key is connected to the front of gear 3 43；
nullTooth device is sent described in being provided with between described front end panel 16 and rear bearing sheet 12，Described tooth device is sent to include power transmission shaft 1、Power transmission shaft 2 19、Cylinder 1 and cylinder 2 20，The front-end and back-end of described power transmission shaft 1 are respectively arranged in described installing hole 1 and installing hole 3 33，The front-end and back-end of described power transmission shaft 2 19 are respectively arranged in installing hole 2 32 and installing hole 4 34，The front end of described power transmission shaft 1 and power transmission shaft 2 19 is connected with described gear 3 43 and gear 4 44 key respectively，Described power transmission shaft 1 and power transmission shaft 2 19 are sheathed in described cylinder 1 and cylinder 2 20 respectively，The spiral slot that the front end of described cylinder 1 and the outer border of cylinder 2 20 is close after dredging before being provided with，Middle part and the rear portion of described cylinder 1 and the outer border of cylinder 2 20 are provided with uniformly dense spiral slot；
nullThe lower left quarter of described front end panel 16 is provided with described actuating device，Described actuating device includes main shaft 1、Installation portion 2、Connecting plate 3、Elevating lever 4、Axle sleeve 5、Guide pillar 6、Mounting blocks 7、Clamping seats 8、Installed part 9、Clamping ring 1、Clamping ring 2 21 and packing ring 11，The front end of described main shaft 1 is installed in described installing hole 5 35 and is connected with described gear 1 key，The rear sleeve of described main shaft 1 is located in described installation portion 2，There is eccentric shaft at the rear portion of described main shaft 1，Described eccentric shaft is provided with described axle sleeve 5，Described axle sleeve 5 is installed in the groove suitable with described axle sleeve 5 that described elevating lever 4 top is offered，The bottom matched in clearance of described elevating lever 4 is in the front portion of described connecting plate 3，The rear gap of described connecting plate 3 is combined with described guide pillar 6，The top of described guide pillar 6 is fixedly installed in described mounting blocks 7，Described mounting blocks 7 is fixedly installed in the rear end of described elevating lever 4，The top of described elevating lever 4 is installed with described clamping seats 8，The left and right sides of described clamping seats 8 all has rectangular channel，It is separately installed with described clamping ring 1 and clamping ring 2 21 in the rectangular channel of described clamping seats 8 left and right sides，Described clamping ring 1 and clamping ring 2 21 are connected in described clamping seats 8 each through installed part 9，Mounting groove is all had in described clamping ring 1 and clamping ring 2 21，Described packing ring 11 suitable with it it is mounted in the mounting groove offered in described clamping ring 1 and clamping ring 2 21，Described two packing rings 11 are ellipsoidal structure，It is respectively sleeved on described power transmission shaft 1 and power transmission shaft 2 19 in described two packing rings 11；
The top of described rear bearing sheet 12 is provided with described clamping device.
The middle part of described elevating lever 4 end face has groove, and the groove that the middle part of described clamping seats 8 bottom surface is provided with in the middle part of ledge, the ledge on described clamping seats 8 and described elevating lever 4 end face is suitable.
Described clamping device includes clamping tool rest 26, clamping cutter fixed block 1, clamping cutter fixed block 2 25, clamping cutter 1, clamping cutter 2 23 and two removable pins 27, the top of described rear bearing sheet 12 is installed with described clamping tool rest 26, institute's clamping cutter fixed block 1 and clamping cutter fixed block 2 25 pass through two removable pins 27 and are plugged in the middle part of described clamping tool rest 26 front end respectively, described clamping cutter fixed block 1 and clamping cutter fixed block 2 25 are separately installed with described clamping cutter 1 and clamping cutter 2 23, the groove opened in the middle of the groove formed between described clamping cutter 1 and clamping cutter 2 23 and described rear bearing sheet 12 top is in the same plane.
The top respectively right part of described clamping ring 1 and clamping ring 2 21 and left part have the rectangular configuration of 2/3rds circular grooves.
Pass through technique scheme, a kind of metal zip fastener teeth grip device that the present invention proposes, when main shaft 1 rotates, gear 1 concomitant rotation connected on main shaft 1, the rotation of driven gear 2 42, and promote gear 3 43 and gear 4 44 to do respectively to rotate clockwise and anticlockwise, thus the power transmission shaft 1 connected on driven gear 3 43 and gear 4 44 and power transmission shaft 2 19 do rotation clockwise and anticlockwise respectively, by cylinder 1 and cylinder 2 20, teeth are transmitted rearward, teeth are when cylinder 1 and cylinder 2 20 rotate in opposite directions and send the strap above tooth device to clamp, reach to avoid hard hit to hit the purpose causing that clamping device crushes teeth, and slide fastener is delivered to by the groove on rear bearing sheet 12 top clamping cutter 1 and clamping cutter 2 23 place；By the rear portion of main shaft 1 is set to stopping of the eccentric shaft design spiral slot with cylinder 1 and cylinder 2 20, pushing away, stop design, when the rising of cylinder 1 and cylinder 2 20 stops position, main shaft 1 promotes clamping ring 10 and clamping ring 2 21 to start up to move；When cylinder 1 and cylinder 2 20 are in the ascent stage, main shaft 1 drives clamping ring 10 and clamping ring 2 21 to do and down move, and motion constitutes the normal operation of whole system so repeatedly, it is achieved that the purpose of full-automatic operation and raising work efficiency.
Above-described is only the preferred embodiment of the present invention, it is noted that for the person of ordinary skill of the art, without departing from the concept of the premise of the invention, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.
Claims (4)
1. a metal zip fastener teeth grip device, it is characterised in that include front end panel, rear bearing sheet, actuating device, power set, send tooth device and clamping device, is set up in parallel before and after described front end panel and rear bearing sheet；The left and right sides on described front end panel top has installing hole one and installing hole two, the left and right sides on described rear bearing sheet top has installing hole three and installing hole four, described installing hole one and installing hole three are oppositely arranged, and described installing hole two and installing hole four are oppositely arranged；The bottom of described front end panel has installing hole five；The centre on described rear bearing sheet top has groove, and the groove in the middle of described rear bearing sheet top is opened between installing hole three and installing hole four；
The front of described front end panel is provided with described power set, described power set include gear one, gear two, gear three and gear four, described gear one is connected to the front end of described installing hole five, described gear three and gear four are connected to the front end of described installing hole one and installing hole two, described gear three engages each other with described gear four, described gear three also engages each other with described gear one, and described gear two key is connected to the front of gear three, and described gear two engages each other with described gear one；
Tooth device is sent described in being provided with between described front end panel and rear bearing sheet, described tooth device is sent to include power transmission shaft one, power transmission shaft two, cylinder one and cylinder two, the front-end and back-end of described power transmission shaft one are respectively arranged in described installing hole one and installing hole three, the front-end and back-end of described power transmission shaft two are respectively arranged in installing hole two and installing hole four, the front end of described power transmission shaft one and power transmission shaft two is connected with described gear three and gear four key respectively, described power transmission shaft one and power transmission shaft two are sheathed in described cylinder one and cylinder two respectively, the spiral slot that the front end of described cylinder one and the outer border of cylinder two is close after dredging before being provided with, middle part and the rear portion of described cylinder one and the outer border of cylinder two are provided with uniformly dense spiral slot；
nullThe lower left quarter of described front end panel is provided with described actuating device，Described actuating device includes main shaft、Installation portion、Connecting plate、Elevating lever、Axle sleeve、Guide pillar、Mounting blocks、Clamping seats、Installed part、Clamping ring one、Clamping ring two and packing ring，The front end of described main shaft is installed in described installing hole five and is connected with described gear one key，The rear sleeve of described main shaft is located in described installation portion，There is eccentric shaft at the rear portion of described main shaft，Described eccentric shaft is provided with described axle sleeve，Described axle sleeve is installed in the groove suitable with described axle sleeve that described elevating lever top is offered，The bottom matched in clearance of described elevating lever is in the front portion of described connecting plate，The rear gap of described connecting plate is combined with described guide pillar，The top of described guide pillar is fixedly installed in described mounting blocks，Described mounting blocks is fixedly installed in the rear end of described elevating lever，The top of described elevating lever is installed with described clamping seats，The left and right sides of described clamping seats all has rectangular channel，Described clamping ring one and clamping ring two it is separately installed with in the rectangular channel of the described clamping seats left and right sides，Described clamping ring one and clamping ring two are connected in described clamping seats each through installed part，Mounting groove is all had in described clamping ring one and clamping ring two，Described packing ring suitable with it it is mounted in the mounting groove offered in described clamping ring one and clamping ring two，Described two packing rings are ellipsoidal structure，Described power transmission shaft one and power transmission shaft two it is respectively sleeved in described two packing rings；
The top of described rear bearing sheet is provided with described clamping device.
2. a kind of metal zip fastener teeth grip device according to claim 1, it is characterized in that, the middle part of described elevating lever end face has groove, and the groove that the middle part of described clamping seats bottom surface is provided with in the middle part of ledge, the ledge on described clamping seats and described elevating lever end face is suitable.
3. a kind of metal zip fastener teeth grip device according to claim 1, it is characterized in that, described clamping device includes clamping tool rest, clamping cutter fixed block one, clamping cutter fixed block two, clamping cutter one, clamping cutter two and two removable pins, the top of described rear bearing sheet is installed with described clamping tool rest, institute's clamping cutter fixed block one and clamping cutter fixed block two pass through two removable pins and are plugged in the middle part of described clamping tool rest front end respectively, described clamping cutter fixed block one and clamping cutter fixed block two are separately installed with described clamping cutter one and clamping cutter two, the groove opened in the middle of the groove formed between described clamping cutter one and clamping cutter two and described rear bearing sheet top is in the same plane.
4. a kind of metal zip fastener teeth grip device according to claim 1, it is characterised in that the top respectively right part of described clamping ring one and clamping ring two and left part have the rectangular configuration of 2/3rds circular grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799009.3A CN105768398A (en) | 2014-12-18 | 2014-12-18 | Metal zipper tooth clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410799009.3A CN105768398A (en) | 2014-12-18 | 2014-12-18 | Metal zipper tooth clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105768398A true CN105768398A (en) | 2016-07-20 |
Family
ID=56384978
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410799009.3A Pending CN105768398A (en) | 2014-12-18 | 2014-12-18 | Metal zipper tooth clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105768398A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774897A (en) * | 2020-07-16 | 2020-10-16 | 马鞍山欧凯新材料科技有限公司 | Clamping mechanism for roller machining and using method thereof |
| CN113786040A (en) * | 2021-10-22 | 2021-12-14 | 东莞市金美拉链科技有限公司 | Metal zipper particle tooth zipper making machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020206A (en) * | 1989-08-23 | 1991-06-04 | Yoshida Kogyo K. K. | Method of manufacturing slide fastener chain bearing patterns |
| CN1748894A (en) * | 2004-09-15 | 2006-03-22 | 朱国光 | Tooth planter for slide fastener |
| TWI278289B (en) * | 2006-06-28 | 2007-04-11 | Yu Mei Zipper Co Ltd | Metal slide fastener forming, manufacturing machine |
| CN201032879Y (en) * | 2007-05-24 | 2008-03-12 | 陈子明 | Fastener assembling machine |
| CN202932193U (en) * | 2012-11-22 | 2013-05-15 | 福建浔兴拉链科技股份有限公司 | Spindle transmission mechanism for tooth implantation machine |
| CN103919334A (en) * | 2014-04-28 | 2014-07-16 | 江苏盛业拉链制造有限公司 | Zipper machine |
| CN204336031U (en) * | 2014-12-18 | 2015-05-20 | 驰马拉链（安徽）有限公司 | A kind of metal zip fastener teeth grip device |
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2014
- 2014-12-18 CN CN201410799009.3A patent/CN105768398A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5020206A (en) * | 1989-08-23 | 1991-06-04 | Yoshida Kogyo K. K. | Method of manufacturing slide fastener chain bearing patterns |
| CN1748894A (en) * | 2004-09-15 | 2006-03-22 | 朱国光 | Tooth planter for slide fastener |
| TWI278289B (en) * | 2006-06-28 | 2007-04-11 | Yu Mei Zipper Co Ltd | Metal slide fastener forming, manufacturing machine |
| CN201032879Y (en) * | 2007-05-24 | 2008-03-12 | 陈子明 | Fastener assembling machine |
| CN202932193U (en) * | 2012-11-22 | 2013-05-15 | 福建浔兴拉链科技股份有限公司 | Spindle transmission mechanism for tooth implantation machine |
| CN103919334A (en) * | 2014-04-28 | 2014-07-16 | 江苏盛业拉链制造有限公司 | Zipper machine |
| CN204336031U (en) * | 2014-12-18 | 2015-05-20 | 驰马拉链（安徽）有限公司 | A kind of metal zip fastener teeth grip device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111774897A (en) * | 2020-07-16 | 2020-10-16 | 马鞍山欧凯新材料科技有限公司 | Clamping mechanism for roller machining and using method thereof |
| CN111774897B (en) * | 2020-07-16 | 2021-05-18 | 马鞍山欧凯新材料科技有限公司 | Clamping mechanism for roller machining and using method thereof |
| CN113786040A (en) * | 2021-10-22 | 2021-12-14 | 东莞市金美拉链科技有限公司 | Metal zipper particle tooth zipper making machine |
| CN113786040B (en) * | 2021-10-22 | 2023-09-01 | 东莞市金美拉链科技有限公司 | Metal zipper granule tooth chain making machine |
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