CN103775521B - The attachment structure of constant velocity cardan joint and method of attachment - Google Patents
The attachment structure of constant velocity cardan joint and method of attachment Download PDFInfo
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- CN103775521B CN103775521B CN201210393844.8A CN201210393844A CN103775521B CN 103775521 B CN103775521 B CN 103775521B CN 201210393844 A CN201210393844 A CN 201210393844A CN 103775521 B CN103775521 B CN 103775521B
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- tooth
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Abstract
The present invention relates to automobile gimbal field, it is therefore an objective to provide attachment structure and the method for attachment of a kind of constant velocity cardan joint.The attachment structure of a kind of constant velocity cardan joint, including universal joint main body；Universal joint main body includes that front end is with connecting the connecting shaft of head and being positioned at the clutch can outside connecting shaft rear end；The periphery connecting head is provided with the connection tooth and guiding tooth that several shape of cross sections are triangle；The shape of cross section guiding tooth is triangle and the most gradually zooms in, and the small end guiding tooth is positioned at the front end connecting head, and the big end guiding tooth connects with the front end being connected tooth；The attachment structure of constant velocity cardan joint also includes that inner circumferential is provided with and is connected tooth and guides the carbon fiber connecting tube of the teeth groove that tooth mates；Connect tooth and guide in tooth insertion teeth groove, connecting head and be in transmission connection with carbon fiber connecting tube.The attachment structure lighter in weight of this constant velocity cardan joint and energy transmitting large torque and convenient disassembly；Method of attachment is simple and easy to operate.
Description
Technical field
The present invention relates to automobile gimbal field, a kind of lighter in weight and can transmitting large torque and convenient disassembly
The attachment structure of constant velocity cardan joint and method of attachment.
Background technology
Constant velocity cardan joint is widely used in automobile industry；The structure of constant velocity cardan joint can be from China's patent announcement number
Disclosed in the utility model of CN2647610Y, a kind of fixing end constant speed universal-joint semi-shaft assembly obtains and understands.This fixing end constant speed ten thousand
To saving half axle assembly i.e. constant velocity cardan joint；This utility model is assemblied in the back wheel driving gear of high speed rotating, and its one end is passed through
The bolt hole of the periphery of clutch can is connected with the power take-off of truck drive shaft, the attachment structure of the other end, the head of connecting shaft
Portion is welded by the end-face friction with joint steel pipe, it is achieved be connected with the power input of truck drive shaft.Constant velocity universal at present
There is heavier-weight and be difficult to transmitting large torque and dismantle troublesome deficiency in the attachment structure of joint；Therefore, a kind of weight of design is relatively
Light and can the attachment structure of constant velocity cardan joint of transmitting large torque and convenient disassembly and method of attachment, become urgently to be resolved hurrily asking
Topic.
Summary of the invention
The invention aims to overcome the attachment structure of current constant velocity cardan joint there is heavier-weight and be difficult to transmit
High pulling torque and dismantle troublesome deficiency, it is provided that a kind of lighter in weight and can the constant velocity cardan joint of transmitting large torque and convenient disassembly
Attachment structure and method of attachment.
The concrete technical scheme of the present invention is:
The attachment structure of a kind of constant velocity cardan joint, including universal joint main body；Described universal joint main body include front end with
Connect the connecting shaft of head and be positioned at the clutch can outside connecting shaft rear end；It is horizontal that the described periphery connecting head is provided with several
Cross sectional shape be triangle and length direction parallel with the axis of connection head connect tooth and number and the number phase being connected tooth
Same guiding tooth；The described shape of cross section guiding tooth is triangle and the most gradually zooms in, and guides tooth
Small end is positioned at the front end connecting head, and the big end guiding tooth connects with the front end being connected tooth；The connection of described constant velocity cardan joint
Structure also includes that inner circumferential is provided with and is connected tooth and guides the carbon fiber connecting tube of the teeth groove that tooth mates；Described connection tooth and guiding
Tooth inserts in teeth groove, connects head and is in transmission connection with carbon fiber connecting tube.Tensile strength and the fatigue of carbon fibre composite are strong
The several times of degree up to steel, and weight is about 1/5th of steel；The attachment structure of this constant velocity cardan joint is with connecting head
Connect tooth and guide in the teeth groove that tooth inserts the carbon fiber connecting tube that carbon fibre composite is made, connecting head with carbon fiber even
Adapter is in transmission connection, lighter in weight and energy transmitting large torque and convenient disassembly.
As preferably, the described head that connects is provided with positioning convex ring at the rear side connecting tooth；Before described positioning convex ring
End face blocks the end face of carbon fiber connecting tube.Accurate positioning and convenience when making connection head be connected with carbon fiber connecting tube.
As preferably, the periphery of described clutch can is provided with dismounting groove.Make dismounting more convenient.
As preferably, described connection tooth and guiding tooth are uniformly distributed along the circumference, each connection tooth and guiding circle corresponding to tooth
Heart angle is 2 degree to 5 degree；The shape of cross section of the described shape of cross section connecting tooth and guiding tooth is isosceles triangle；Even
The angle beta of the drift angle connecing tooth and guiding tooth is 80 degree to 100 degree.Take into account and guide tooth and connect the interior of tooth extruded carbon fiber connecting tube
Constitute in week and be connected tooth and guide teeth groove and the transmission high torque of tooth coupling.
As preferably, the described angle α between the corner angle staff and the axis of connecting shaft that guide tooth is 10 degree to 15 degree.Lead
The inner circumferential inserting extruded carbon fiber connecting tube to tooth is easy.
The method of attachment of the attachment structure of described constant velocity cardan joint, is characterized in that:
(1) by connect head and carbon fiber connecting tube coaxially relatively and respectively use there is the universal joint main body fixture of slide rail consolidate
Hold universal joint main body and hold carbon fiber connecting tube with carbon fiber connecting tube fixture.
(2) universal joint main body fixture is promoted to make guiding tooth and connection tooth be sequentially inserted in carbon fiber connecting tube with hydraulic means
Until the front end face of positioning convex ring blocks the end face of carbon fiber connecting tube, guide tooth and connect the interior of tooth extruded carbon fiber connecting tube
Constitute in week and be connected tooth and guide the teeth groove of tooth coupling, connecting head and be in transmission connection with carbon fiber connecting tube.Described union joint
Portion is provided with positioning convex ring at the rear side connecting tooth；The front end face of described positioning convex ring blocks the end face of carbon fiber connecting tube.
The method of attachment of the attachment structure of constant velocity cardan joint is simple and easy to operate.
Compared with prior art, the invention has the beneficial effects as follows: one. the attachment structure of this constant velocity cardan joint connects head
Connect tooth and guide tooth and insert in the teeth groove of carbon fiber connecting tube that carbon fibre composite is made, connect head and carbon fiber
Connecting tube is in transmission connection, lighter in weight and energy transmitting large torque and convenient disassembly.Two. the front end face of positioning convex ring blocks carbon fiber
Accurate positioning and convenience when the end face of connecting tube makes connection head be connected with carbon fiber connecting tube.Three. the periphery of clutch can is provided with
Dismounting groove makes dismounting more convenient.Four. each connection tooth and guiding central angle corresponding to tooth are 2 degree to 5 degree, connect the horizontal stroke of tooth
The shape of cross section of cross sectional shape and guiding tooth is isosceles triangle, and the angle beta of the drift angle connecting tooth and guiding tooth is 80 degree
To 100 degree, take into account and guide tooth and connect the inner circumferential composition of tooth extruded carbon fiber connecting tube and be connected tooth and guide the tooth of tooth coupling
Groove and transmission high torque.Five. the angle α guided between corner angle staff and the axis of connecting shaft of tooth is 10 degree to 15 degree, guides
The inner circumferential that tooth inserts extruded carbon fiber connecting tube is easy.Six. the method for attachment of the attachment structure of constant velocity cardan joint is simple and operates
Convenient.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention；
Fig. 2 is the A-A sectional view of Fig. 1.
In figure: universal joint main body-1, connecting shaft-11, connection head-12, connection tooth-121, guiding tooth-122, convex
Ring-123, clutch can-13, dismounting groove-131, carbon fiber connecting tube-2, teeth groove-21.
Detailed description of the invention
Shown in below in conjunction with the accompanying drawings, the present invention is described further.
As shown in accompanying drawing 1, accompanying drawing 2: the attachment structure of a kind of constant velocity cardan joint, connect including universal joint main body 1 and carbon fiber
Adapter 2；The material of carbon fiber connecting tube is carbon fibre composite；The tensile strength of carbon fibre composite and fatigue strength are high
Reach the several times of steel, and weight is about 1/5th of steel；Described universal joint main body 1 includes that front end is with connecting head 12
Connecting shaft 11 and be positioned at the clutch can 13 outside connecting shaft 11 rear end.
It is triangle and length direction and company that the described periphery connecting head 12 has 120 shape of cross sections
What the axis of connector portions was parallel connects the guiding tooth 122 that tooth 121 is identical with the number of connection tooth 121 with number；Described guiding
The shape of cross section of tooth 122 is triangle and the most gradually zooms in, and the small end guiding tooth 122 is positioned at connection head
The front end of 12, the big end guiding tooth 122 connects with the front end being connected tooth 121；Described connection tooth 121 and guiding tooth 122 are along circle
Zhou Junbu, each connection tooth 121 and guiding central angle corresponding to tooth 122 are 2 degree to 5 degree；Described connects the transversal of tooth 121
The shape of cross section of face shape and guiding tooth 122 is isosceles triangle；Connect the angle beta of the drift angle of tooth 121 and guiding tooth 122
It it is 80 degree to 100 degree.In the present embodiment, each connection tooth 121 and guiding central angle corresponding to tooth 122 are 3 degree；Described company
The shape of cross section connecing tooth 121 and the shape of cross section guiding tooth 122 are isosceles triangle；Connect tooth 121 and guide tooth 122
The angle beta of drift angle be 90 degree.
The inner circumferential of described carbon fiber connecting tube 2 has and is connected tooth 121 and guides the teeth groove 21 of tooth 122 gapless coupling
Carbon fiber connecting tube 2；Described connection tooth 121 and guiding tooth 122 insert in teeth groove 21, connect head 12 and are connected with carbon fiber
Pipe 2 is in transmission connection.
The described head 12 that connects has positioning convex ring 123 at the rear side connecting tooth 121；Described positioning convex ring 123
Front end face blocks the end face of carbon fiber connecting tube 2.
The periphery of described clutch can 13 has dismounting groove 131.
The described angle α between the corner angle staff and the axis of connecting shaft 11 that guide tooth 122 is 12 degree.
The method of attachment of the attachment structure of described constant velocity cardan joint:
(1) by connect head 12 and carbon fiber connecting tube 2 the most relative and respectively use there is the universal joint main body of slide rail press from both sides
Tool holds universal joint main body 1 and holds carbon fiber connecting tube 2 with carbon fiber connecting tube fixture.
(2) universal joint main body fixture is promoted to make guiding tooth 122 and connection tooth 121 be sequentially inserted into carbon fiber even with hydraulic means
Until the front end face of positioning convex ring 123 blocks the end face of carbon fiber connecting tube 2 in adapter 2, guide tooth 122 and connection tooth 121 squeezes
The inner circumferential of pressure carbon fiber connecting tube 2 constitutes and is connected tooth 121 and guides the teeth groove 21 of tooth 122 coupling, connects head 12 fine with carbon
Dimension connecting tube 2 is in transmission connection.
The invention has the beneficial effects as follows: the attachment structure of this constant velocity cardan joint connects the connection tooth of head and inserts with guiding tooth
Enter in the teeth groove of the carbon fiber connecting tube that carbon fibre composite is made, connect head and be in transmission connection with carbon fiber connecting tube, weight
Measure relatively light and energy transmitting large torque and convenient disassembly.The front end face of positioning convex ring blocks the end face of carbon fiber connecting tube and makes union joint
Accurate positioning and convenience when portion is connected with carbon fiber connecting tube.The periphery of clutch can is provided with dismounting groove makes dismounting more convenient.Each
Connecting tooth and guiding central angle corresponding to tooth is 3 degree, the shape of cross section connecting tooth and the shape of cross section guiding tooth are
Isosceles triangle, the angle beta of the drift angle connecting tooth and guiding tooth is 90 degree, takes into account guiding tooth and connects with connecting tooth extruded carbon fiber
The inner circumferential of pipe constitutes and is connected tooth and guides teeth groove and the transmission high torque of tooth coupling.Guide corner angle staff and the connecting shaft of tooth
Angle α between axis is 12 degree, and the inner circumferential guiding tooth insertion extruded carbon fiber connecting tube is easy.The connection knot of constant velocity cardan joint
The method of attachment of structure is simple and easy to operate.
It is apparent to one skilled in the art that the present invention can change into various ways, and such change is not considered as
Depart from the scope of the present invention.All such technical staff to described field obviously revise, and are included within this right
Within the scope of requirement.
Claims (4)
1. a method of attachment for the attachment structure of constant velocity cardan joint, the attachment structure of described constant velocity cardan joint includes universal joint
Main body；Described universal joint main body include front end with connect the connecting shaft of head and be positioned at outside connecting shaft rear end bell
Shell；It is characterized in that: it is triangle and length direction and be connected that the described periphery connecting head is provided with several shape of cross sections
What the axis of head was parallel connects the guiding tooth that tooth is identical with the number of connection tooth with number；The described cross section shape guiding tooth
Shape is triangle and the most gradually zooms in, and the small end guiding tooth is positioned at the front end connecting head, guides the big of tooth
The front end held and be connected tooth connects；The attachment structure of described constant velocity cardan joint also includes that inner circumferential is provided with and is connected tooth and guides tooth
The carbon fiber connecting tube of the teeth groove of coupling；Described connection tooth and guiding tooth insert in teeth groove, connect head and are connected with carbon fiber
Pipe is in transmission connection；The described head that connects is provided with positioning convex ring at the rear side connecting tooth；The front end face gear of described positioning convex ring
Live the end face of carbon fiber connecting tube；The method of attachment of the attachment structure of described constant velocity cardan joint, (1) will connect head and carbon is fine
Dimension connecting tube is coaxially relatively and respectively with having the universal joint main body fixture fixing universal joint main body of slide rail and connecting with carbon fiber
Pipe clamp fixing carbon fiber connecting tube；(2) universal joint main body fixture is promoted to make guiding tooth and connection tooth insert successively with hydraulic means
Until the front end face of positioning convex ring blocks the end face of carbon fiber connecting tube in entering carbon fiber connecting tube, guide tooth and connect tooth extruding
The inner circumferential of carbon fiber connecting tube constitutes and is connected tooth and guides the teeth groove of tooth coupling, connects head with carbon fiber connecting tube transmission even
Connect.
The method of attachment of the attachment structure of constant velocity cardan joint the most according to claim 1, is characterized in that: described clutch can
Periphery be provided with dismounting groove.
The method of attachment of the attachment structure of constant velocity cardan joint the most according to claim 1 and 2, is characterized in that: described company
Connecing tooth and guiding tooth is uniformly distributed along the circumference, each connection tooth and guiding central angle corresponding to tooth are 2 degree to 5 degree；Described connection
The shape of cross section of the shape of cross section of tooth and guiding tooth is isosceles triangle；Connect the angle beta of the drift angle of tooth and guiding tooth
It it is 80 degree to 100 degree.
The method of attachment of the attachment structure of constant velocity cardan joint the most according to claim 1 and 2, is characterized in that: described leads
It it is 10 degree to 15 degree to the angle α between the corner angle staff and the axis of connecting shaft of tooth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210393844.8A CN103775521B (en) | 2012-10-17 | 2012-10-17 | The attachment structure of constant velocity cardan joint and method of attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210393844.8A CN103775521B (en) | 2012-10-17 | 2012-10-17 | The attachment structure of constant velocity cardan joint and method of attachment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103775521A CN103775521A (en) | 2014-05-07 |
| CN103775521B true CN103775521B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210393844.8A Active CN103775521B (en) | 2012-10-17 | 2012-10-17 | The attachment structure of constant velocity cardan joint and method of attachment |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108591290B (en) * | 2018-03-30 | 2023-10-20 | 北京轩宇智能科技有限公司 | Power transmission device and disassembly and assembly method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4259382A (en) * | 1979-05-29 | 1981-03-31 | Celanese Corporation | Fiber reinforced composite shaft with metal connector sleeves secured by adhesive |
| US5851152A (en) * | 1996-04-06 | 1998-12-22 | Mercedes-Benz Ag | Drive shaft with reinforced plastic tube and a joint-connecting body connected nonrotatably endwise |
| CN2647610Y (en) * | 2003-10-28 | 2004-10-13 | 万向钱潮股份有限公司 | Fixed end constant speed universal-joint semi-shaft assembly |
| CN101802426A (en) * | 2007-09-18 | 2010-08-11 | Ntn株式会社 | Bearing device for wheel |
| CN202883785U (en) * | 2012-10-17 | 2013-04-17 | 万向钱潮股份有限公司 | Connecting structure of constant velocity universal joint |
-
2012
- 2012-10-17 CN CN201210393844.8A patent/CN103775521B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4259382A (en) * | 1979-05-29 | 1981-03-31 | Celanese Corporation | Fiber reinforced composite shaft with metal connector sleeves secured by adhesive |
| US5851152A (en) * | 1996-04-06 | 1998-12-22 | Mercedes-Benz Ag | Drive shaft with reinforced plastic tube and a joint-connecting body connected nonrotatably endwise |
| CN2647610Y (en) * | 2003-10-28 | 2004-10-13 | 万向钱潮股份有限公司 | Fixed end constant speed universal-joint semi-shaft assembly |
| CN101802426A (en) * | 2007-09-18 | 2010-08-11 | Ntn株式会社 | Bearing device for wheel |
| CN202883785U (en) * | 2012-10-17 | 2013-04-17 | 万向钱潮股份有限公司 | Connecting structure of constant velocity universal joint |
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| Publication number | Publication date |
|---|---|
| CN103775521A (en) | 2014-05-07 |
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Effective date of registration: 20190610 Address after: 401120 No. 591 Airport Avenue, Yubei District, Chongqing Patentee after: WANXIANG QIANCHAO CHONGQING AUTOMOTIVE PARTS CO., LTD. Address before: 311215 Technology Center of Wanxiang Group Company, No. 1 Wanxiang Road, Xiaoshan District, Hangzhou City, Zhejiang Province Co-patentee before: Wanxiang Group Corporation Patentee before: Wangxiang Qianchao Co., Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 401120 No. 591 Airport Avenue, Yubei District, Chongqing Patentee after: Wanxiang digital intelligence (Chongqing) Co.,Ltd. Address before: 401120 No. 591 Airport Avenue, Yubei District, Chongqing Patentee before: WANXIANG QIANCHAO CHONGQING AUTOMOTIVE PARTS Co.,Ltd. |