CN105650136B - Expansion set buffering coupling - Google Patents
Expansion set buffering coupling Download PDFInfo
- Publication number
- CN105650136B CN105650136B CN201410652663.1A CN201410652663A CN105650136B CN 105650136 B CN105650136 B CN 105650136B CN 201410652663 A CN201410652663 A CN 201410652663A CN 105650136 B CN105650136 B CN 105650136B
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- Prior art keywords
- adapter sleeve
- casing
- input end
- torque
- torque input
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- 230000008878 coupling Effects 0.000 title claims abstract description 26
- 238000010168 coupling process Methods 0.000 title claims abstract description 26
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 26
- 230000003139 buffering effect Effects 0.000 title claims abstract description 17
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000000806 elastomer Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 description 4
- 230000035939 shock Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
The invention discloses a kind of expansion set buffering couplings, torque output casing including torque input end casing and with the torque input end casing connection, the torque output casing is connect with driven shaft spline, it is provided with interior adapter sleeve in the torque input end casing and covers the outer adapter sleeve on the interior adapter sleeve, the interior adapter sleeve is connect with driving shaft spline, the outer adapter sleeve is connect with torque input end casing spline, the interior adapter sleeve and outer adapter sleeve are cone match, the interior adapter sleeve is provided with radial protrusive board close to one end of torque input end casing, the connection bolt for protruding into outer adapter sleeve is provided on the radial direction protrusive board.The expansion set buffering coupling structure is simple, using reliable, application is stronger, can be applied to large torque, large impact and there is the operating condition irregularly frequently to commutate.
Description
Technical field
The invention belongs to shaft coupling technical fields, and in particular to a kind of expansion set buffering coupling.
Background technique
Shaft coupling is to be allowed to rotate jointly to transmit for two axis (driving shaft and driven shaft) coupled in different institutions
The machine components of torque.In the power transmission of high-speed overload, some shaft couplings are there are also buffering, vibration damping and improve shafting dynamic
The effect of energy.General shaft coupling is made of two half parts, is coupled respectively with driving shaft and driven shaft.In high-speed overload and there is punching
In the case of hitting, to accomplish to feel relieved and transmitting biggish impulsive torque, driving shaft and driven shaft are adopted mostly when connecting with shaft coupling
With involute spline connection type.However influenced by structure size, the driving shaft in mover often above spline
Size is smaller (such as hydraulic motor), and shaft coupling will be matched with traditional standard spline, when spline size is tighter, is not easy to fill
Match, pound into firmly and be then easily damaged mover internal bearings, cause hydraulic system earlier period damage, when spline pine, has foot between spline
Enough backlash, convenient for assembly, but under the conditions of shock loading, spline is easily worn.Experiment show in heavy shock loads and
There is the operating condition (such as connection between the vibrating shaft and hydraulic motor in road roller vibrating wheel body) under the conditions of frequently commutation, it is inside and outside
The phenomenon that once there is backlash in spline, then just will appear upper spline abrasion on axis or hole when working commutation.So design
One kind having enough backlash in assembly, convenient for assembly, assemble it is rear again can easily will be between two connector splines
The shaft coupling that backlash eliminates becomes particularly important.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art described above, a kind of expansion set buffering coupling is provided.This is swollen
Cover buffering coupling structure it is simple, using reliable, application is stronger, can be applied to large torque, large impact and exist irregular
The operating condition frequently to commutate.
To achieve the above object, the technical solution adopted by the present invention is that: expansion set buffering coupling, it is characterised in that: including
Torque input end casing and torque output casing with the torque input end casing connection, the torque output casing with
Driven shaft spline connects, and interior adapter sleeve is provided in the torque input end casing and covers the outer fastening on the interior adapter sleeve
Set, the interior adapter sleeve are connect with driving shaft spline, and the outer adapter sleeve is connect with torque input end casing spline, described interior tight
Gu set and outer adapter sleeve are cone match, the interior adapter sleeve is provided with radial protrusive board close to one end of torque input end casing,
The connection bolt for protruding into outer adapter sleeve is provided on the radial direction protrusive board.
Above-mentioned expansion set buffering coupling, it is characterised in that: offer on the interior adapter sleeve and lay along its length
Multiple shrinkage joints.
Above-mentioned expansion set buffering coupling, it is characterised in that: the torque input end casing and torque output casing are inserted
It connects in succession.
Above-mentioned expansion set buffering coupling, it is characterised in that: one end of the torque output casing is provided with multiple
One grafting block, one end of the torque input end casing are provided with multiple second grafting blocks, and the second grafting block insertion is adjacent
Between two the first grafting blocks, elastomer is filled between the first grafting block and the second grafting block adjacent thereto.
Above-mentioned expansion set buffering coupling, it is characterised in that: be provided on the outer adapter sleeve and the torque input end
The retaining ring of one end face contact cooperation of casing.
Compared with the prior art, the present invention has the following advantages:
1, structure of the invention is simple, novel in design reasonable.
2, the present invention can easily eliminate spline after spline installs by increasing interior adapter sleeve and outer adapter sleeve
Backlash.Transmission system is set to be able to satisfy the shock loading requirement for bearing frequently to commutate.
3, the multiple shrinkage joints laid along its length are offered on interior adapter sleeve of the present invention, so that interior adapter sleeve
There can be certain contraction distortion, under the effect of the cone match of outer adapter sleeve preferably to eliminate driving shaft and interior fastening
The backlash of spline between set.
4, cost of implementation of the invention is low, and using effect is good, convenient for promoting the use of.
In conclusion the present invention can satisfy the requirement of actual condition.Relative to traditional shaft coupling size for connection and
Whole occupied space size is not required to additional another increase change, and overall structure is simple, easy for assemble or unload, with traditional shaft coupling
Device is compared, and shaft coupling transmitting torque of the present invention is bigger, and the service life is longer.
Below by drawings and examples, technical scheme of the present invention will be described in further detail.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Fig. 3 is the structural schematic diagram of adapter sleeve in the present invention.
Fig. 4 is the B-B cross-sectional view of Fig. 3.
Description of symbols:
1-torque output casing；2-the first grafting block；3-elastomers；
4-the second grafting block；5-torque input end casings；6-retaining rings；
7-outer adapter sleeves；8-driving shafts；9-interior adapter sleeves；
10-connection bolts；11-radial protrusive boards；12-driven shafts；
13-shrinkage joints；14-threaded holes.
Specific embodiment
A kind of expansion set buffering coupling as shown in Figure 1, including torque input end casing 5 and with the torque input end set
The torque output casing 1 that pipe 5 connects, the torque output casing 1 are connect with 12 spline of driven shaft, the torque input end
It is provided with interior adapter sleeve 9 in casing 5 and covers the outer adapter sleeve 7 on the interior adapter sleeve 9, the interior adapter sleeve 9 and driving shaft 8
Spline connection, the outer adapter sleeve 7 are connect with 5 spline of torque input end casing, and the interior adapter sleeve 9 and outer adapter sleeve 7 are cone
Face cooperation, the interior adapter sleeve 9 are provided with radial protrusive board 11, the radial direction protrusive board 11 close to one end of torque input end casing 5
On be provided with the connection bolt 10 for protruding into outer adapter sleeve 7.Specifically, being provided on the radial direction protrusive board 11 for installing the connection
The threaded hole 14 of bolt 10.
As shown in Figure 3 and Figure 4, the multiple shrinkage joints 12 laid along its length are offered on the interior adapter sleeve 9.Make
Adapter sleeve 9 can have certain contraction distortion under the effect of the cone match of outer adapter sleeve 7 in obtaining, with better elimination master
The backlash of spline between moving axis 8 and interior adapter sleeve 9.
1 plug connection of the torque input end casing 5 and torque output casing.The one of the torque output casing 1
End is provided with multiple first grafting blocks 2, and one end of the torque input end casing 5 is provided with multiple second grafting blocks 4, and described the
Two grafting blocks 4 are inserted between two neighboring first grafting block 2, the first grafting block 2 and the second grafting block 4 adjacent thereto it
Between be filled with elastomer 3.
It is provided on the outer adapter sleeve 7 as shown in Figure 1 and the cooperation of one end face contact of the torque input end casing 5
Retaining ring 6.
In the present embodiment, when which works, due to interior adapter sleeve 9 and the flower of driving shaft 8 on prime mover
Key connection, the interior adapter sleeve 9 deliver torque to outer adapter sleeve 7 in such a way that swelling connects, and outer adapter sleeve 7 becomes by it
The big spline of diameter delivers torque to part torque input end casing 5；Torque input end casing 5 passes through elastomer 3 for input torque
Torque output casing 1 is passed to, and is ultimately transferred to driven shaft 12.Why outer adapter sleeve 7 can assemble in interior adapter sleeve 9
Spline backlash in adjusting afterwards between adapter sleeve 9 and driving shaft 8 is because using between interior adapter sleeve 9 and outer adapter sleeve 7
The connection type of cone match, and interior adapter sleeve 9 conical surface position have it is several open shrinkage joint 13, be attached to master for 9 sets in interior adapter sleeve
After on moving axis 8, pre-tightened by connection bolt 10, interior adapter sleeve 9 spline under the action of outer 7 circular conical surface of adapter sleeve starts to receive
Contracting, until backlash is completely eliminated.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any way, it is all according to the present invention
Technical spirit any simple modification, change and equivalent structure transformation to the above embodiments, still fall within skill of the present invention
In the protection scope of art scheme.
Claims (3)
1. expansion set buffering coupling, it is characterised in that: including torque input end casing (5) and with the torque input end casing
(5) the torque output casing (1) connected, the torque output casing (1) connect with driven shaft (12) spline, the torque
It is provided with interior adapter sleeve (9) in input terminal casing (5) and covers the outer adapter sleeve (7) on the interior adapter sleeve (9), it is described interior tight
Gu set (9) is connect with driving shaft (8) spline, the outer adapter sleeve (7) connect with torque input end casing (5) spline, described interior
Adapter sleeve (9) and outer adapter sleeve (7) are cone match, and the interior adapter sleeve (9) sets close to the one end of torque input end casing (5)
It is equipped with radial protrusive board (11), is provided with the connection bolt (10) for protruding into outer adapter sleeve (7) on the radial direction protrusive board (11)；
The multiple shrinkage joints (13) laid along its length are offered on the interior adapter sleeve (9)；
The torque input end casing (5) and torque output casing (1) plug connection.
2. expansion set buffering coupling according to claim 1, it is characterised in that: the one of the torque output casing (1)
End is provided with multiple first grafting blocks (2), and one end of the torque input end casing (5) is provided with multiple second grafting blocks (4),
The second grafting block (4) is inserted between two neighboring first grafting block (2), the first grafting block (2) and adjacent thereto
Elastomer (3) are filled between second grafting block (4).
3. expansion set buffering coupling according to claim 1, it is characterised in that: be provided on the outer adapter sleeve (7) with
The retaining ring (6) of one end face contact cooperation of the torque input end casing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410652663.1A CN105650136B (en) | 2014-11-15 | 2014-11-15 | Expansion set buffering coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410652663.1A CN105650136B (en) | 2014-11-15 | 2014-11-15 | Expansion set buffering coupling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105650136A CN105650136A (en) | 2016-06-08 |
| CN105650136B true CN105650136B (en) | 2019-02-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410652663.1A Active CN105650136B (en) | 2014-11-15 | 2014-11-15 | Expansion set buffering coupling |
Country Status (1)
| Country | Link |
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| CN (1) | CN105650136B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107859587B (en) * | 2017-10-27 | 2020-05-19 | 浙江大学 | Horizontal shaft semi-integrated ocean current energy generator set |
| CN109882519A (en) * | 2019-03-31 | 2019-06-14 | 丹东克隆先锋泵业有限公司 | A kind of pin coupler for long distance between axles |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650323A (en) * | 2011-02-25 | 2012-08-29 | 博创机械股份有限公司 | High-speed elastic shaft coupler for servo system |
| CN203009622U (en) * | 2012-12-13 | 2013-06-19 | 宁夏天地西北煤机有限公司 | Dual-pressure-ring-expansion-sleeve-type bibby coupling |
| CN203098608U (en) * | 2013-01-07 | 2013-07-31 | 山东华帘集团钢帘有限公司 | Novel expansion sleeve used for linkage |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201827263U (en) * | 2010-07-02 | 2011-05-11 | 黄天梵 | Building block type special-shaped diaphragm flexible coupling |
| CN201794937U (en) * | 2010-09-12 | 2011-04-13 | 锦州万得新能源汽车技术有限公司 | Coupling for motor and gearbox of electric vehicle |
| CN203130837U (en) * | 2013-02-06 | 2013-08-14 | 陕西斯克达环保动力机械有限公司 | Quincunx elastic shaft coupler with inner connection taper sleeve |
| CN204403191U (en) * | 2014-11-15 | 2015-06-17 | 陕西中大机械集团有限责任公司 | Expansion set buffering coupling |
-
2014
- 2014-11-15 CN CN201410652663.1A patent/CN105650136B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650323A (en) * | 2011-02-25 | 2012-08-29 | 博创机械股份有限公司 | High-speed elastic shaft coupler for servo system |
| CN203009622U (en) * | 2012-12-13 | 2013-06-19 | 宁夏天地西北煤机有限公司 | Dual-pressure-ring-expansion-sleeve-type bibby coupling |
| CN203098608U (en) * | 2013-01-07 | 2013-07-31 | 山东华帘集团钢帘有限公司 | Novel expansion sleeve used for linkage |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105650136A (en) | 2016-06-08 |
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Effective date of registration: 20190515 Address after: 710119 West Avenue 109, New Industrial Park, Xi'an High-tech Zone, Shaanxi Province Patentee after: SHAANXI ZHONGDA LIDING TECHNOLOGY Co.,Ltd. Address before: 710119 West Avenue 109, New Industrial Park, Xi'an High-tech Zone, Shaanxi Province Patentee before: SHAANXI JOINTANK MACHINERY GROUP Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Expansion sleeve buffer coupling Effective date of registration: 20210105 Granted publication date: 20190215 Pledgee: Xi'an Guoxin micro credit Co.,Ltd. Pledgor: SHAANXI ZHONGDA LIDING TECHNOLOGY Co.,Ltd. Registration number: Y2021610000003 |
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