CN109396324A - A kind of device and method for chain disassembly - Google Patents
A kind of device and method for chain disassembly Download PDFInfo
- Publication number
- CN109396324A CN109396324A CN201811566616.XA CN201811566616A CN109396324A CN 109396324 A CN109396324 A CN 109396324A CN 201811566616 A CN201811566616 A CN 201811566616A CN 109396324 A CN109396324 A CN 109396324A
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- China
- Prior art keywords
- chain
- buckle closure
- pin shaft
- bearing seat
- ejection axis
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- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000008569 process Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 210000000080 chela (arthropods) Anatomy 0.000 description 1
- 210000003464 cuspid Anatomy 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Classifications
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
Abstract
A kind of device for chain disassembly disclosed by the invention, including bearing seat and buckle closure, the placing groove for placing chain is provided on the bearing seat, the pin shaft of the bottom cooperation chain of placing groove is provided with recessing groove, it is wherein located in the middle below recessing groove and is provided with and communicated with material-dropping hole, the ejection axis moving up and down being provided with for ejecting the pin shaft being located at right above the material-dropping hole, is connected between the bearing seat and buckle closure by bearing device on the buckle closure.The present invention is when operation, the chain link for the pin shaft two sides that needs are dismantled directly is positioned, effectively counteract the torque of chain, auxiliary operation is carried out without additional personnel, disassembly process can be completed by one, it improves work efficiency, and avoids chain and be damaged in the process of disassembly.
Description
Technical field
The present invention relates to chain detacher technical field more particularly to a kind of devices and side for chain disassembly
Method.
Background technique
In daily life, chain drive does not have Elastic Sliding and skidding as one of mechanical three big kinds of drive,
Accurate average ratios are able to maintain, the tensile force needed is small, and the pressure acted on axis is also small, can reduce the friction of bearing
Loss, when driving wheel and driven wheel center are simple away from its drive mechanism when requiring larger, can it is higher in temperature, to have greasy dirt etc. severe
It works under environmental condition, is widely used in industrial machinery, agricultural machinery, in lathe, in chain maintenance, maintenance work, generally
The general tools such as hammer, pincers are used to tap chain hinge pin to reach disassembly purpose, but this traditional method has often resulted in institute
It takes time longer and chain physical deformation is easily caused to cause to damage, and use One-Point Location in the process of disassembly, it is only fixed
It is relatively more tired by whole chain torsion to be influenced positioning since the chain length in using is long, when positioning for position chain hinge pin
Difficulty, and support staff is needed to overcome torsion, chain is positioned, it is more troublesome.
Summary of the invention
In place of avoiding the deficiencies in the prior art, a kind of device for chain disassembly is provided, from
And effectively solve the shortcomings of the prior art.
To achieve the above object, the technical scheme adopted by the invention is as follows: it is a kind of for chain disassembly device, including carrying
Seat and buckle closure, the placing groove for placing chain is provided on the bearing seat, and the pin shaft of the bottom cooperation chain of placing groove is set
It is equipped with recessing groove, is provided with and communicated with material-dropping hole wherein being located in the middle below recessing groove, it is moving up and down on the buckle closure
It is provided with the ejection axis for ejecting the pin shaft being located at right above the material-dropping hole, passes through support between the bearing seat and buckle closure
Device connection, the bearing device includes several support items being set side by side, and the support item is arranged between adjacent pin shaft,
The two sides of the bearing seat, the two sides of buckle closure are respectively cooperating with the support item and are provided with the first inserting groove, the second inserting groove.
Further, it is provided with external screw thread on the ejection axis, the ejection axis is cooperated to be provided with threaded hole on the buckle closure.
Further, the top of the ejection axis is provided with limiting section.
Further, the section of the limiting section is regular hexagon.
Further, the top of the buckle closure is rotatably provided with turning set and gear wheel, is provided on the turning set
Pinion part, pinion part are engaged with the gear wheel, and being provided centrally with for the turning set is worn for the ejection axis
The through-hole crossed is provided with circumferential limit film in the through-hole along the vertical direction, and the circumferential limit film is cooperated on the ejection axis
Circumferential limit sliding chutes are provided with, the gear wheel is connected with driving device.
Further, the bottom end of the ejection axis is provided with ball groove, is movably set with ball in ball groove.
Further, the driving device is the handwheel being fixedly and coaxially connected with the gear wheel.
Further, the driving device is the driving motor being fixed on the buckle closure, the output shaft of driving motor
It is fixedly and coaxially connected with the gear wheel.
A kind of above-mentioned method for carrying out chain disassembly for chain provision for disengagement, includes the following steps:
Step a: the position for the chain dismantled will be needed to be placed into the placing groove of bearing seat, so that pin shaft position to be removed
In the surface of material-dropping hole;
Buckle closure: being buckled in the top of bearing seat by step b, so that the first inserting groove is corresponding with the position of the second inserting groove;
Step c: bearing device is installed, so that support item passes through the first inserting groove, the second inserting groove and chain
Gap between upper adjacent pin shaft, completes the limit to bearing seat and buckle closure, and at the same time playing a supporting role to chain;
Step d: moving down ejection axis, ejects pin shaft, so that the pin shaft removed is fallen from material-dropping hole;
Step e: ejection axis is restored to original position, and takes out bearing device, buckle closure is removed, completes the disassembly work of chain
Make.
Above-mentioned technical proposal of the invention has the advantages that the present invention when operation, dismantles needs
The chain link of pin shaft two sides is directly positioned, and the torque of chain is effectively counteracted, and carries out auxiliary behaviour without additional personnel
Make, disassembly process can be completed by one, improve work efficiency, and avoid chain and damage in the process of disassembly
It is bad.
Detailed description of the invention
Fig. 1 is schematic perspective view of the embodiment of the present invention;
Fig. 2 is decomposition texture schematic diagram of the embodiment of the present invention;
Fig. 3 is schematic cross-sectional view of the embodiment of the present invention;
Fig. 4 is the structural schematic diagram that chain is concealed in Fig. 3;
Fig. 5 is the structural schematic diagram of second of embodiment of the invention;
Fig. 6 is the partial enlarged view in Fig. 5 at A;
Fig. 7 is the exploded view one of turning set and ejection axis in second of embodiment of the invention;
Fig. 8 is the exploded view two of turning set and ejection axis in second of embodiment of the invention.
Specific embodiment
Embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples.Following embodiment is used for
Illustrate the present invention, but cannot be used to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more;Term " on ",
The orientation or positional relationship of the instructions such as "lower", "left", "right", "inner", "outside", " front end ", " rear end ", " head ", " tail portion " is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected;It can
To be mechanical connection, it is also possible to be electrically connected;It can be directly connected, it can also be indirectly connected through an intermediary.For this
For the those of ordinary skill in field, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As shown in Figs 1-4, a kind of device for chain disassembly described in the present embodiment, including bearing seat 1 and buckle closure 2,
The placing groove 1a for placing chain 3 is provided on bearing seat 1, placing groove 1a is the structure of left and right and upper side opening, is put
The pin shaft 3a for setting the bottom cooperation chain 3 of slot 1a is provided with recessing groove 1b, and in the present embodiment, recessing groove 1b is provided with 3,
It is wherein located in the middle below recessing groove 1b and is provided with and communicated with material-dropping hole 1c, moving up and down be provided with is used on buckle closure 2
Ejection is located at the ejection axis 4 of the pin shaft 3a right above material-dropping hole 1c, is connected between bearing seat 1 and buckle closure 2 by bearing device 5,
Bearing device 5 includes several support 5a being set side by side, and support 5a is arranged between adjacent pin shaft 3a, bearing seat 1
Two sides, buckle closure 2 two sides be respectively cooperating with support 5a and be provided with the first inserting groove 1d, the second inserting groove 2a, in the present embodiment,
There are three support 5a settings, and bearing device 5 is integrally formed E font.
Preferably, the vertical section of support 5a be it is rectangular, the first inserting groove 1d, the second inserting groove 2a be also it is rectangular, be
Make support 5a more convenient when insertion, the insertion end of support 5a can be made into hemispherical dome structure.
External screw thread 4a is provided on ejection axis 4, cooperation ejection axis 4 is provided with threaded hole 2a on buckle closure 2, ejects the top of axis 4
End is provided with limiting section 4b, and the section of limiting section 4b is regular hexagon, using screwing tools such as spanners by screwing limiting section 4b
To rotate so that ejecting axis 4, and then moved up and down under the action of screw thread, completes the ejection work of pin shaft 3a.
As viewed in figures 5-8, in second of embodiment, the top of buckle closure 2 is rotatably provided with turning set 6 and gear wheel
7, wherein turning set 6 is spindle rotationally arranged on buckle closure 2 by fixing sleeve 10, and fixing sleeve 10 is fixed at buckle closure by screw
On 2, rotary moveable chamber is provided in fixing sleeve 10, cooperation rotary moveable chamber is provided with rotary stopper along 6d, rotation on turning set 6
It is provided with pinion part 6a on set 6, pinion part 6a is engaged with gear wheel 7, and turning set 6 is provided centrally with for ejection
Circumferential limit film 6c is provided in the through-hole 6b that axis 4 passes through, through-hole 6b along the vertical direction, ejects and cooperates circumferential limit film on axis 4
6c is provided with circumferential limit sliding chutes 4c, and the cooperation of circumferential limit film 6c and circumferential limit sliding chutes 4c are so that ejection axis 4 and turning set 6
Opposite movement will not occur in the circumferential, but opposite movement can occur in the axial direction for the two, gear wheel 7 is connected with drive
Dynamic device.
By driving device gear wheel 7 is rotated, gear wheel 7 drives turning set 6 to rotate by pinion part 6a, rotation
Set 6 drives ejection axis 4 to be rotated, during ejecting the rotation of axis 4, due to being screw thread between ejection axis 4 and threaded hole 2a
Cooperation, and then moving up and down for ejection axis 4 may be implemented, the ejection movement of pin shaft 3a is completed, due to using the small tooth of canine tooth band
Structure, so that being easier to overcome the frictional force of pin shaft 3a when operation, it is easier to by pin shaft 3a ejection, disassembly, and
And adopt the structure can guarantee eject axis 4 force when, the power born be always along vertical direction (along
It is axial), so will not occur the unbalance loading of power as the mode of hammer, prolong the service life.
The bottom end of ejection axis 4 is provided with ball groove, and ball 8 is movably set in ball groove, passes through ball 8 and the pin to be dismantled
Axis 3a carries out compressing contact, and the force of sliding friction of script has been changed to rotation friction, power needed for reducing mobile pin shaft 3a,
More conducively operate.
Driving device is the handwheel 9 being fixedly and coaxially connected with gear wheel 7, by rotating handwheel 9, Lai Shixian gear wheel 7
Rotation;Certainly, handwheel 9 also could alternatively be rotating handles;More labour-saving mode are as follows: driving device is to be fixed at buckle closure
Driving motor (not shown) on 2, output shaft and the gear wheel 7 of driving motor are fixedly and coaxially connected, are replaced by driving motor
Manually, working efficiency is further improved, the working strength of operator is reduced.
A method of chain disassembly being carried out for chain provision for disengagement using above-mentioned, is included the following steps:
Step a: the position for the chain 3 dismantled will be needed to be placed into the placing groove 1a of bearing seat 1, so as to be removed
Pin shaft 3a is located at the surface of material-dropping hole 1c;
Buckle closure 2: being buckled in the top of bearing seat 1 by step b, so that the position phase of the first inserting groove 1d and the second inserting groove 2a
It is corresponding;
Step c: bearing device 5 is installed, so that support 5a passes through the first inserting groove 1d, the second inserting groove 2a
And the gap 3b on chain 3 between adjacent pin shaft 3a, the limit to bearing seat 1 and buckle closure 2 is completed, and at the same time to chain
3 play a supporting role;
Step d: moving down ejection axis 4, eject pin shaft 3a, so that the pin shaft 3a removed is fallen from material-dropping hole 1c;
Step e: ejection axis 4 is restored to original position, and takes out bearing device 5, removes buckle closure 2, completes the disassembly of chain 3
Work.
The embodiment of the present invention is given for the purpose of illustration and description, and is not exhaustively or by this to send out
It is bright to be limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Choosing
Selecting and describe embodiment is and to make those skilled in the art to more preferably illustrate the principle of the present invention and practical application
It will be appreciated that the present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (9)
1. a kind of device for chain disassembly, which is characterized in that including bearing seat and buckle closure, be arranged on the bearing seat useful
The pin shaft of the placing groove for placing chain, the bottom cooperation chain of placing groove is provided with recessing groove, wherein being located in the middle resigning
Material-dropping hole is provided with and communicated with below slot, moving up and down be provided with is being located at the material-dropping hole just for ejecting on the buckle closure
The ejection axis of the pin shaft of top is connected between the bearing seat and buckle closure by bearing device, and the bearing device includes several
The support item being set side by side, the support item are arranged between adjacent pin shaft, and the two sides of the bearing seat, the two sides of buckle closure are divided
The support item is not cooperated to be provided with the first inserting groove, the second inserting groove.
2. a kind of device for chain disassembly according to claim 1, which is characterized in that be provided on the ejection axis
External screw thread cooperates the ejection axis to be provided with threaded hole on the buckle closure.
3. a kind of device for chain disassembly according to claim 2, which is characterized in that the top of the ejection axis is set
It is equipped with limiting section.
4. a kind of device for chain disassembly according to claim 3, which is characterized in that the section of the limiting section is
Regular hexagon.
5. a kind of device for chain disassembly according to claim 3, which is characterized in that can turn on the buckle closure
Dynamic is provided with turning set and gear wheel, and pinion part is provided on the turning set, and pinion part is engaged with the gear wheel
Setting, the turning set are provided centrally with the through-hole passed through for the ejection axis, are arranged along the vertical direction in the through-hole
There is circumferential limit film, the circumferential limit film is cooperated to be provided with circumferential limit sliding chutes, the gear wheel connection on the ejection axis
There is driving device.
6. a kind of device for chain disassembly according to claim 5, which is characterized in that the bottom end of the ejection axis is set
It is equipped with ball groove, is movably set with ball in ball groove.
7. it is according to claim 5 it is a kind of for chain disassembly device, which is characterized in that the driving device for institute
State the handwheel that gear wheel is fixedly and coaxially connected.
8. a kind of device for chain disassembly according to claim 5, which is characterized in that the driving device is to fix
Driving motor on the buckle closure is set, and the output shaft of driving motor is fixedly and coaxially connected with the gear wheel.
9. a kind of method for carrying out chain disassembly using chain provision for disengagement is used for described in claim 1-8 any one,
It is characterized in that, includes the following steps:
Step a: the position for the chain dismantled will be needed to be placed into the placing groove of bearing seat, fallen so that pin shaft to be removed is located at
Expect the surface in hole;
Buckle closure: being buckled in the top of bearing seat by step b, so that the first inserting groove is corresponding with the position of the second inserting groove;
Step c: bearing device is installed, so that support item phase on the first inserting groove, the second inserting groove and chain
The limit to bearing seat and buckle closure is completed, and at the same time playing a supporting role to chain in gap between adjacent pin shaft;
Step d: moving down ejection axis, ejects pin shaft, so that the pin shaft removed is fallen from material-dropping hole;
Step e: ejection axis is restored to original position, and takes out bearing device, buckle closure is removed, completes the dismantlement work of chain.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201811566616.XA CN109396324A (en) | 2018-12-19 | 2018-12-19 | A kind of device and method for chain disassembly |
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Application Number | Priority Date | Filing Date | Title |
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CN201811566616.XA CN109396324A (en) | 2018-12-19 | 2018-12-19 | A kind of device and method for chain disassembly |
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CN109396324A true CN109396324A (en) | 2019-03-01 |
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CN201811566616.XA Pending CN109396324A (en) | 2018-12-19 | 2018-12-19 | A kind of device and method for chain disassembly |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111715843A (en) * | 2020-06-29 | 2020-09-29 | 三一石油智能装备有限公司 | Dismounting device and chain dismounting method |
CN113210442A (en) * | 2021-05-10 | 2021-08-06 | 宝武集团马钢轨交材料科技有限公司 | Wheel production line cooling bed chain plate pin shaft dismounting device and dismounting method thereof |
CN113695511A (en) * | 2020-05-22 | 2021-11-26 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on circular cooler |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5203158A (en) * | 1991-10-29 | 1993-04-20 | Bowers Charles E | Roller chain assembling and disassembling device |
CN2915322Y (en) * | 2006-03-30 | 2007-06-27 | 将军烟草集团有限公司 | Disassemble and assemble device for transmission chain |
TWM466763U (en) * | 2013-07-12 | 2013-12-01 | Lifu Bicycle Co Ltd | Chain removing device |
CN204546420U (en) * | 2015-03-03 | 2015-08-12 | 天津友鹏永悦工贸有限公司 | A kind of disassembling chains frock |
CN105499958A (en) * | 2016-01-04 | 2016-04-20 | 湘潭大学 | Chain disassembly device for maintenance of motorcycle |
CN207267237U (en) * | 2017-10-13 | 2018-04-24 | 郑州郑飞机械有限责任公司 | A kind of chain disassembly mechanism |
CN207840021U (en) * | 2018-02-09 | 2018-09-11 | 河钢股份有限公司承德分公司 | Portable cutter chain tool |
CN209206364U (en) * | 2018-12-19 | 2019-08-06 | 沧州天瑞星光热技术有限公司 | A kind of device for chain disassembly |
-
2018
- 2018-12-19 CN CN201811566616.XA patent/CN109396324A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5203158A (en) * | 1991-10-29 | 1993-04-20 | Bowers Charles E | Roller chain assembling and disassembling device |
CN2915322Y (en) * | 2006-03-30 | 2007-06-27 | 将军烟草集团有限公司 | Disassemble and assemble device for transmission chain |
TWM466763U (en) * | 2013-07-12 | 2013-12-01 | Lifu Bicycle Co Ltd | Chain removing device |
CN204546420U (en) * | 2015-03-03 | 2015-08-12 | 天津友鹏永悦工贸有限公司 | A kind of disassembling chains frock |
CN105499958A (en) * | 2016-01-04 | 2016-04-20 | 湘潭大学 | Chain disassembly device for maintenance of motorcycle |
CN207267237U (en) * | 2017-10-13 | 2018-04-24 | 郑州郑飞机械有限责任公司 | A kind of chain disassembly mechanism |
CN207840021U (en) * | 2018-02-09 | 2018-09-11 | 河钢股份有限公司承德分公司 | Portable cutter chain tool |
CN209206364U (en) * | 2018-12-19 | 2019-08-06 | 沧州天瑞星光热技术有限公司 | A kind of device for chain disassembly |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113695511A (en) * | 2020-05-22 | 2021-11-26 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on circular cooler |
CN113695511B (en) * | 2020-05-22 | 2023-09-19 | 中冶宝钢技术服务有限公司 | Maintenance method and auxiliary tool for driving chain on annular cooler |
CN111715843A (en) * | 2020-06-29 | 2020-09-29 | 三一石油智能装备有限公司 | Dismounting device and chain dismounting method |
CN113210442A (en) * | 2021-05-10 | 2021-08-06 | 宝武集团马钢轨交材料科技有限公司 | Wheel production line cooling bed chain plate pin shaft dismounting device and dismounting method thereof |
CN113210442B (en) * | 2021-05-10 | 2022-11-01 | 宝武集团马钢轨交材料科技有限公司 | Wheel production line cooling bed chain plate pin shaft dismounting device and dismounting method thereof |
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