CN109514491A - Disassembling chains device - Google Patents
Disassembling chains device Download PDFInfo
- Publication number
- CN109514491A CN109514491A CN201910015526.XA CN201910015526A CN109514491A CN 109514491 A CN109514491 A CN 109514491A CN 201910015526 A CN201910015526 A CN 201910015526A CN 109514491 A CN109514491 A CN 109514491A
- Authority
- CN
- China
- Prior art keywords
- screw rod
- chain
- hole
- syringe needle
- open
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 5
- 244000152100 Sorbus torminalis Species 0.000 claims description 5
- 238000000034 method Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21L—MAKING METAL CHAINS
- B21L21/00—Tools or implements for repairing chains using metal-working operations, e.g. for detaching deformed chain links
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B27/00—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for
- B25B27/02—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same
- B25B27/08—Hand tools, specially adapted for fitting together or separating parts or objects whether or not involving some deformation, not otherwise provided for for connecting objects by press fit or detaching same inserting or withdrawing cotter pins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
Abstract
This application discloses a kind of disassembling chains devices, including bracket, fills chain apparatus and tear chain apparatus open, the branch is provided with groove, first through hole and the second through-hole are offered in the two side walls of the groove respectively, the first through hole is located on the same line with second through-hole, the dress chain apparatus and the chain apparatus of tearing open are detachably arranged in the first through hole, are matched with second through-hole and are carried out filling chain and tear chain open.Disassembling chains device provided by the invention, structure is simple, easy to operate, not only can be used for the disassembly of chain, but also can be used for the assembly of chain.
Description
Technical field
The present invention relates to mechanical maintenance tool in use technical field more particularly to disassembling chains devices.
Background technique
Chain drive is widely used in various transmission devices, such as the power transmission of motorcycle, bicycle all passes through
Chain is completed.Every section of chain connects the chain to form required length by pin shaft, and this chain is repairing or dismounting chain
It when section, needs to remove several sections or loads onto several sections, due to no special dismantling device, typically using on punching pin alignment chain
Pin shaft, firmly tapped with hammer and pin shaft removed or loaded onto, in disassembly process, be easily damaged chain piece or made to operator
At injury.In order to improve the quality and safety of disassembling chains, people, which have invented, various tears chain tool and dress chain tool open.It is existing
Tear chain tool and dress chain tool, usually monomer-type open, the disassembly of chain can only be carried out by tearing chain tool open, and dress chain tool can only carry out
The assembly of chain, has a single function.
Summary of the invention
For the present invention in view of the above-mentioned problems, proposing a kind of disassembling chains device, structure is simple, easy to operate, both can be used for
The disassembly of chain, and can be used for the assembly of chain.
The technical solution adopted by the present invention is as follows: the present invention provides a kind of disassembling chains device, including bracket, dress chain apparatus with
And tear chain apparatus open, and the branch is provided with groove, first through hole and the second through-hole are offered respectively in the two side walls of the groove,
The first through hole is located on the same line with second through-hole, the dress chain apparatus and described to tear chain apparatus open detachable
Ground is arranged in the first through hole, and is matched with second through-hole and is carried out filling chain and tear chain open.
In one embodiment of the invention, the dress chain apparatus include the first screw rod, connector and block of appearing, described first
Screw rod is removably inserted in the first through hole, and the connector is set on first screw rod, and the mould of appearing is removable
It unloads and is set on the connector.
In one embodiment of the invention, equipped with the first limiting groove, the side wall of second through-hole is equipped with the block of appearing
Second limiting groove, first limiting groove and the second limiting groove face are arranged.
In one embodiment of the invention, first screw rod is equipped with hexagonal bolt head.
In one embodiment of the invention, the connector is threadedly coupled with the connection type of first screw rod or rivet
Connection.
In one embodiment of the invention, it is described tear open chain apparatus include the second screw rod, thimble and guide seats, described second
Screw rod is removably inserted in the first through hole, and second screw rod is hollow structure, and the thimble movably plugs
In second screw rod, the guide seats are detachably arranged in second through-hole.
In one embodiment of the invention, the thimble includes third screw rod, steel ball, syringe needle and spring, and the steel ball is set
Between the third screw rod and the syringe needle, the syringe needle is oppositely arranged with the guide seats, and the spring pocket is set to institute
It states outside syringe needle, and the both ends of the spring are respectively held against syringe needle and the second screw rod, for the reset of the syringe needle, the screw rod control
Make the end that the syringe needle is telescopically arranged in second screw rod.
In one embodiment of the invention, the second screw rod inner wall is equipped with internal screw thread, and the third screw rod outer wall is equipped with outer
Screw thread, the third screw rod are limited with second screw rod by being threadedly engaged.
In one embodiment of the invention, the third screw rod is equipped with hexagonal bolt head.
In one embodiment of the invention, the branch is provided with handle, and the handle is equipped with anti-skid chequer.
The beneficial effects of the present invention are: disassembling chains device provided by the invention, fills chain apparatus and tears chain apparatus open removably
On bracket, when needing to fill chain, the assembly dress chain apparatus on bracket, the side of chain is against the side wall equipped with the second through-hole
On, the assembly of chain is realized in the other side that dress chain apparatus resists chain；When needing to tear chain open, chain apparatus is torn in assembly open on bracket,
It tears chain apparatus open to eject the pin shaft of chain, the disassembly of chain can be realized, structure is simple, and it is easy to operate, it is vdiverse in function.
Detailed description of the invention
Structural schematic diagram when Fig. 1 is disassembling chains device assembly dress chain apparatus of the invention；
Fig. 2 is structural schematic diagram when chain apparatus is torn in disassembling chains device assembly of the invention open.
Each appended drawing reference in figure are as follows: 1, bracket；2, chain apparatus is filled；3, chain apparatus is torn open；4, handle；11, groove；12, second
Through-hole；21, the first screw rod；22, connector；23, it appears block；41, anti-skid chequer；131, the second limiting groove；231, the first limit
Groove；31, the second screw rod；32, thimble；33, guide seats；321, third screw rod；322, steel ball；323, syringe needle；324, spring.
Specific embodiment
Below with reference to each attached drawing, by specific embodiment, the present invention in detail, completely describe.
It please refers to shown in Fig. 1-2, the present invention provides a kind of disassembling chains device, including bracket 1, dress chain apparatus 2 and tears chain open
Device 3, the bracket 1 are equipped with groove 11, offer first through hole and the second through-hole respectively in the two side walls of the groove 11
12, the first through hole is located on the same line with second through-hole 12, the dress chain apparatus 2 and described tears chain apparatus 3 open
It is detachably arranged in the first through hole, is matched with second through-hole 12 and carry out filling chain and tear chain open.When needing to fill chain
When, assembly dress chain apparatus 2, the side of chain are against on the side wall equipped with the second through-hole 12 on bracket 1, and dress chain apparatus 2 resists
Realize the assembly of chain in the other side of chain；When needing to tear chain open, chain apparatus 3 is torn in assembly open on bracket 1, tears chain apparatus 3 open for chain
The pin shaft of item ejects, and the disassembly of chain can be realized, and structure is simple, easy to operate, vdiverse in function.
It please referring to shown in Fig. 1, the dress chain apparatus 2 includes the first screw rod 21, connector 22 and block 23 of appearing, and described the
One screw rod 21 is removably inserted in the first through hole, and the connector 22 is set on first screw rod 21, the dew
Head mould is detachably set on the connector 22, convenient for filling the disassembly and replacement of chain apparatus 2.
For the block 23 of appearing equipped with the first limiting groove 231, the side wall of second through-hole 12 is equipped with the second limiting groove
131, first limiting groove 231 is arranged with 131 face of the second limiting groove.The side of chain is against the second groove 11
Interior, the other side of chain is against the fixation that horizontal direction is carried out in the first groove 11, prevents in compaction process, chain slips.
It exerts a force to the first screw rod 21, the block 23 that makes to appear is toward the movement of 12 direction of the second through-hole, to compress chain.
First screw rod 21 is equipped with hexagonal bolt head.Outer-hexagonal bolt head can be set on first screw rod 21, by with
The compatible tool of outer-hexagonal bolt head exerts a force to the first screw rod 21, and the first screw rod 21 of control moves in first through hole, uses
When tool and the first screw rod 21 between be not easy to slip, convenient for force.But not limited to this, interior hexagonal can be set on the first screw rod 21
Bolt head is inserted into hexagon socket head cap screw head by jack tool and uses, is also not easy to slip between jack tool and the first screw rod 21, this
Invention is not construed as limiting this.
The connector 22 is threadedly coupled with the connection type of first screw rod 21 or rivet interlacement, connection type letter
Single, fixed structure is firm.
It please referring to shown in Fig. 2, the chain apparatus 3 of tearing open includes the second screw rod 31, thimble 32 and guide seats 33, and described the
Two screw rods 31 are removably inserted in the first through hole, and second screw rod 31 is hollow structure, and the thimble 32 can live
It is inserted in second screw rod 31 dynamicly, the guide seats 33 are detachably arranged in second through-hole 12, convenient for tearing open
The disassembly and replacement of chain apparatus 3.When dismantling chain, chain is limited by guide seats 33, and thimble 32 is pushed to transport toward chain direction
It is dynamic, until syringe needle 323 ejects the pin shaft of chain.
The thimble 32 includes third screw rod 321, steel ball 322, syringe needle 323 and spring 324, and the steel ball 322 is set to
Between the third screw rod 321 and the syringe needle 323, the syringe needle 323 is oppositely arranged with the guide seats 33, the spring
324 are sheathed on outside the syringe needle 323, and the both ends of the spring 324 are respectively held against syringe needle 323 and the second screw rod 31, are used for institute
The reset of syringe needle 323 is stated, the screw rod controls the end that the syringe needle 323 is telescopically arranged in second screw rod 31.It tears open
When chain, third screw rod 321 is pushed to move toward chain direction, 323 stress of syringe needle is also moved toward chain direction, until syringe needle 323 will
The pin shaft of chain ejects, and spring 324 compresses at this time, tears chain completion open；When third screw rod 321 is toward far from the movement of chain direction, spring
324 drive syringe needle 323 to reset.It is equipped with steel ball 322 between syringe needle 323 and third screw rod 321, can reduce syringe needle 323 and third
Frictional force between screw rod 321 avoids wearing, and guarantees the service life of thimble 32.But not limited to this, thimble 32 can also be with
Integral type, thimble 32 wear in the second screw rod 31, it is whole toward the chain being fixed in guide seats 33 by thimble 32
Movement, until 32 head of thimble ejects the pin shaft of chain, chain is torn in realization open, and 32 structure of thimble of this structure is simple, easy to produce,
This is not limited by the present invention.
Second screw rod, 31 inner wall is equipped with internal screw thread, and 321 outer wall of third screw rod is equipped with external screw thread, the third spiral shell
Bar 321 is limited with second screw rod 31 by being threadedly engaged, and third screw rod 321 and the second screw rod 31 can be in all directions
Connection, structure is simple, and connection is reliable, is convenient to mount and dismount.
The third screw rod 321 is equipped with hexagonal bolt head.Outer-hexagonal bolt head can be set on third screw rod 321, borrow
Tool compatible with outer-hexagonal bolt head is helped, is exerted a force to third screw rod 321, controls third screw rod 321 in the second screw rod 31
Movement is not easy to slip when use between tool and third screw rod 321, convenient for force.But not limited to this, it can on third screw rod 321
Hexagon socket head cap screw head is arranged, hexagon socket head cap screw head is inserted by jack tool and is used, between jack tool and third screw rod 321
Also it is not easy to slip, this is not limited by the present invention.
The bracket 1 is equipped with handle 4, and the handle 4 is equipped with anti-skid chequer 41.When chain easy to disassemble, hand can conveniently,
Easily hold disassembling chains device, and it is easy to disassemble when force.When the increase hand of anti-skid chequer 41 and handle 4 on handle 4 contact
Frictional force, will not skid.
The above description is only a preferred embodiment of the present invention, not thereby limits scope of patent protection of the invention, all
It is directly or indirectly to be used in other relevant technologies with equivalent structure transformation made by description of the invention and accompanying drawing content
Field similarly includes within the scope of the present invention.
Claims (10)
1. a kind of disassembling chains device, which is characterized in that including bracket, fill chain apparatus and tear chain apparatus open, the branch is provided with recessed
Slot, first through hole and the second through-hole are offered in the two side walls of the groove respectively, and the first through hole is logical with described second
Hole is located on the same line, and the dress chain apparatus and the chain apparatus of tearing open are detachably arranged in the first through hole, with
Second through-hole, which matches, to carry out dress chain and tears chain open.
2. disassembling chains device as described in claim 1, which is characterized in that the dress chain apparatus includes the first screw rod, connector
And block of appearing, first screw rod are removably inserted in the first through hole, the connector is set to first spiral shell
On bar, the mould of appearing detachably is set on the connector.
3. disassembling chains device as claimed in claim 2, which is characterized in that the block of appearing is described equipped with the first limiting groove
The side wall of second through-hole is equipped with the second limiting groove, and first limiting groove and the second limiting groove face are arranged.
4. disassembling chains device as claimed in claim 2, which is characterized in that first screw rod is equipped with hexagonal bolt head.
5. disassembling chains device as claimed in claim 2, which is characterized in that the connection side of the connector and first screw rod
Formula is threaded connection or rivet interlacement.
6. disassembling chains device as described in claim 1, which is characterized in that it is described tear open chain apparatus include the second screw rod, thimble with
And guide seats, second screw rod are removably inserted in the first through hole, second screw rod is hollow structure, institute
It states thimble to be movably inserted in second screw rod, the guide seats are detachably arranged in second through-hole.
7. disassembling chains device as claimed in claim 6, which is characterized in that the thimble include third screw rod, steel ball, syringe needle with
And spring, the steel ball are set between the third screw rod and the syringe needle, the syringe needle is oppositely arranged with the guide seats,
The spring pocket is set to outside the syringe needle, and the both ends of the spring are respectively held against syringe needle and the second screw rod, is used for the syringe needle
Reset, the screw rod controls the end that the syringe needle is telescopically arranged in second screw rod.
8. disassembling chains device as claimed in claim 6, which is characterized in that the second screw rod inner wall is equipped with internal screw thread, described
Third screw rod outer wall is equipped with external screw thread, and the third screw rod is limited with second screw rod by being threadedly engaged.
9. disassembling chains device as claimed in claim 6, which is characterized in that the third screw rod is equipped with hexagonal bolt head.
10. disassembling chains device as described in claim 1, which is characterized in that the branch is provided with handle, and the handle is equipped with
Anti-skid chequer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015526.XA CN109514491A (en) | 2019-01-08 | 2019-01-08 | Disassembling chains device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015526.XA CN109514491A (en) | 2019-01-08 | 2019-01-08 | Disassembling chains device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109514491A true CN109514491A (en) | 2019-03-26 |
Family
ID=65798480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910015526.XA Pending CN109514491A (en) | 2019-01-08 | 2019-01-08 | Disassembling chains device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109514491A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110625359A (en) * | 2019-09-24 | 2019-12-31 | 重庆爵狼摩托车配件有限公司 | Riveting device for disassembling and assembling chain |
| TWI708645B (en) * | 2019-09-09 | 2020-11-01 | 寶昌金屬工業有限公司 | Chain replacement apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2084502A (en) * | 1980-09-24 | 1982-04-15 | Paul James Edward | A chain pin extractor |
| CN2245507Y (en) * | 1995-11-17 | 1997-01-22 | 路强 | Chain link dismounting apparatus |
| CN2510243Y (en) * | 2001-11-09 | 2002-09-11 | 魏铁岭 | Jaw-type chain-detaching apparatus |
| CN2523561Y (en) * | 2001-12-08 | 2002-12-04 | 唐建强 | Chain detacher |
| TWM279423U (en) * | 2005-04-14 | 2005-11-01 | Lifu Bicycle Co Ltd | Improved structure of chain disassembling tool |
| CN2915396Y (en) * | 2006-05-12 | 2007-06-27 | 将军烟草集团有限公司 | Transmission chain detacher |
| CN101549490A (en) * | 2009-05-06 | 2009-10-07 | 杭州顺峰链业有限公司 | Chain demounting device |
| US20090255229A1 (en) * | 2008-04-15 | 2009-10-15 | Daido Kogyo Co., Ltd. | Chain disconnecting and connecting tool |
| CN201399765Y (en) * | 2009-05-06 | 2010-02-10 | 杭州顺峰链业有限公司 | Chain rivet remover |
| CN201669665U (en) * | 2010-03-25 | 2010-12-15 | 麻警仁 | Chain assembling and disassembling device |
| CN201693510U (en) * | 2010-03-31 | 2011-01-05 | 鲁泰纺织股份有限公司 | Dedicated disassembling and assembling tool for chain |
| US20110179761A1 (en) * | 2010-01-25 | 2011-07-28 | Min-Chi Yu | Chain assembling-disassembling structure |
| TWM438933U (en) * | 2012-05-18 | 2012-10-11 | Amc Chain Ind Co Ltd | Tool for mounting and dismounting chain |
| CN203510085U (en) * | 2013-09-08 | 2014-04-02 | 青岛征和工业有限公司 | Manual chain disassembling device |
| CN203779439U (en) * | 2014-04-03 | 2014-08-20 | 黄勇 | Novel dismounting tool for liquid absorbing chamber of plunger pump |
| CN205718671U (en) * | 2016-04-06 | 2016-11-23 | 王力 | Multifunctional universal school rifle device |
| TW201641227A (en) * | 2016-08-12 | 2016-12-01 | Coloury Entpr Co Ltd | Chain-mounting structure of chain rivet remover |
| CN205798330U (en) * | 2016-06-29 | 2016-12-14 | 青岛征和链传动有限公司 | A kind of oil-sealed chain is manual tears riveting tool open |
| CN207616468U (en) * | 2017-12-10 | 2018-07-17 | 国网辽宁省电力有限公司锦州供电公司 | Outdoor power equipment corrosion bolt abolishes device |
| KR101924907B1 (en) * | 2018-09-04 | 2018-12-03 | 박승현 | Rotary Type Chain Pin Separator |
| CN209520836U (en) * | 2019-01-08 | 2019-10-22 | 杭州持正科技股份有限公司 | Disassembling chains device |
-
2019
- 2019-01-08 CN CN201910015526.XA patent/CN109514491A/en active Pending
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| GB2084502A (en) * | 1980-09-24 | 1982-04-15 | Paul James Edward | A chain pin extractor |
| CN2245507Y (en) * | 1995-11-17 | 1997-01-22 | 路强 | Chain link dismounting apparatus |
| CN2510243Y (en) * | 2001-11-09 | 2002-09-11 | 魏铁岭 | Jaw-type chain-detaching apparatus |
| CN2523561Y (en) * | 2001-12-08 | 2002-12-04 | 唐建强 | Chain detacher |
| TWM279423U (en) * | 2005-04-14 | 2005-11-01 | Lifu Bicycle Co Ltd | Improved structure of chain disassembling tool |
| CN2915396Y (en) * | 2006-05-12 | 2007-06-27 | 将军烟草集团有限公司 | Transmission chain detacher |
| US20090255229A1 (en) * | 2008-04-15 | 2009-10-15 | Daido Kogyo Co., Ltd. | Chain disconnecting and connecting tool |
| CN101549490A (en) * | 2009-05-06 | 2009-10-07 | 杭州顺峰链业有限公司 | Chain demounting device |
| CN201399765Y (en) * | 2009-05-06 | 2010-02-10 | 杭州顺峰链业有限公司 | Chain rivet remover |
| US20110179761A1 (en) * | 2010-01-25 | 2011-07-28 | Min-Chi Yu | Chain assembling-disassembling structure |
| CN201669665U (en) * | 2010-03-25 | 2010-12-15 | 麻警仁 | Chain assembling and disassembling device |
| CN201693510U (en) * | 2010-03-31 | 2011-01-05 | 鲁泰纺织股份有限公司 | Dedicated disassembling and assembling tool for chain |
| TWM438933U (en) * | 2012-05-18 | 2012-10-11 | Amc Chain Ind Co Ltd | Tool for mounting and dismounting chain |
| CN203510085U (en) * | 2013-09-08 | 2014-04-02 | 青岛征和工业有限公司 | Manual chain disassembling device |
| CN203779439U (en) * | 2014-04-03 | 2014-08-20 | 黄勇 | Novel dismounting tool for liquid absorbing chamber of plunger pump |
| CN205718671U (en) * | 2016-04-06 | 2016-11-23 | 王力 | Multifunctional universal school rifle device |
| CN205798330U (en) * | 2016-06-29 | 2016-12-14 | 青岛征和链传动有限公司 | A kind of oil-sealed chain is manual tears riveting tool open |
| TW201641227A (en) * | 2016-08-12 | 2016-12-01 | Coloury Entpr Co Ltd | Chain-mounting structure of chain rivet remover |
| CN207616468U (en) * | 2017-12-10 | 2018-07-17 | 国网辽宁省电力有限公司锦州供电公司 | Outdoor power equipment corrosion bolt abolishes device |
| KR101924907B1 (en) * | 2018-09-04 | 2018-12-03 | 박승현 | Rotary Type Chain Pin Separator |
| CN209520836U (en) * | 2019-01-08 | 2019-10-22 | 杭州持正科技股份有限公司 | Disassembling chains device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI708645B (en) * | 2019-09-09 | 2020-11-01 | 寶昌金屬工業有限公司 | Chain replacement apparatus |
| CN110625359A (en) * | 2019-09-24 | 2019-12-31 | 重庆爵狼摩托车配件有限公司 | Riveting device for disassembling and assembling chain |
| CN110625359B (en) * | 2019-09-24 | 2021-07-13 | 重庆爵狼摩托车配件有限公司 | Riveting device for disassembling and assembling chain |
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