CN208702944U - Cold closed-die forging multi-surface contact constant speed fork universal joint - Google Patents
Cold closed-die forging multi-surface contact constant speed fork universal joint Download PDFInfo
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- CN208702944U CN208702944U CN201821175430.7U CN201821175430U CN208702944U CN 208702944 U CN208702944 U CN 208702944U CN 201821175430 U CN201821175430 U CN 201821175430U CN 208702944 U CN208702944 U CN 208702944U
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- trident
- nodal axisn
- spider
- universal joint
- constant speed
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Abstract
The utility model discloses a kind of cold closed-die forging multi-surface contact constant speed fork universal joint, it is the integrally formed problem for causing auto repair costly that the utility model, which overcomes three traditional crotch existing in the prior art and pin shaft,.The utility model includes the spider as main body, the spider center is equipped with through-hole, uniformly distributed trident nodal axisn there are three being set on the spider, the trident nodal axisn and spider is separate type construction, the spider is equipped with the mounting rack for installing trident nodal axisn, ball cover assembly is cased with outside the trident nodal axisn, the trident nodal axisn end is equipped with spring leaf.The utility model has many advantages, such as that structure is simple, easy for installation, maintenance cost is lower and stability is preferable.
Description
Technical field
The utility model relates to a kind of fork universal joints, more specifically to a kind of cold closed-die forging multi-surface contact constant speed three
Pitch universal joint.
Background technique
Currently, Chinese patent discloses a kind of spherical axial triradius universal joint on the net, publication number CN202326794U, including three
Fork, trident inside are equipped with through-hole, it is characterised in that are all connected with a ball assembly, ball on three pin shafts of the trident
Assembly includes inner ring and outer ring, and needle roller is equipped between inner ring and outer ring, and the both ends of needle roller are equipped with circlip.
One of above-mentioned patent spherical shape axial triradius universal joint, although having advantages of simple structure and simple, the universal joint
Pin shaft can rub with needle roller when in use, and after long-time use, the surface of pin shaft will appear more serious abrasion, from
And the diameter of pin shaft is caused to shorten, the spacing of needle roller and pin shaft part will become larger, and when use is easy to appear problem.Due to the trident
Three crotch of universal joint and pin shaft be it is integrally formed, when being seriously worn, which occurs, in the pin shaft of certain needs replacing pin shaft, need
Entire three crotch is replaced, this can allow the expense of auto repair to get higher.
Summary of the invention
The utility model is in order to overcome three traditional crotch existing in the prior art and pin shaft is integrally formed leads to vapour
The higher problem of vehicle maintenance cost, now providing has the advantages that a kind of lower cold closed-die forging multi-surface contact constant speed trident of maintenance cost
Universal joint.
A kind of cold closed-die forging multi-surface contact constant speed fork universal joint of the utility model, including the spider as main body, institute
The spider center stated is equipped with through-hole, sets on the spider there are three uniformly distributed trident nodal axisn, the trident nodal axisn with
Spider is separate type construction, and the spider is equipped with the mounting rack for installing trident nodal axisn, the trident nodal axisn
It is cased with ball cover assembly outside, the trident nodal axisn end is equipped with spring leaf.
Trident nodal axisn and spider are the design of separate type construction, can be when some trident nodal axisn is seriously worn
No replacement is required by entire spider, only need to separate the trident nodal axisn at this with spider, then replaces one new three
Knuckle axis.Trident nodal axisn and spider can steadily be connected into an entirety by the mounting rack.The design both can be with
Meet the stability required when pivot angle is larger, and the maintenance cost of part can be saved for user.Big swing angle is just used,
Multi-surface contact may be implemented, to increase the scope of application of the utility model.
Preferably, being equipped with cylindrical connecting hole inside trident nodal axisn, set on the inner wall of the connecting hole bottom
There is screw thread, the trident nodal axisn neck is equipped with the fixing groove for being inserted into fixed link, and the fixation club head is equipped with pole cap,
The arc surface of the pole cap and the arc surface of trident nodal axisn match.
The fixing groove, which may insure trident nodal axisn at work with fixed link, to deflect, to improve this reality
With novel stability.After installing fixed link, the design that the arc surface of pole cap and the arc surface of trident nodal axisn match can
To allow the contact surface of trident nodal axisn and needle roller to keep clean and tidy smooth, to improve the stability of this utility model.
Preferably, the mounting rack includes the cradling piece to match with connecting hole, and the cradling piece is cylindrical for composition,
The cradling piece neck is equipped with the screw hole to match with the fixed link of trident nodal axisn, and the cradling piece bottom is equipped with and trident
The connector that nodal axisn internal whorl matches.
When installation, current connector and screw thread link into an integrated entity trident nodal axisn with spider.It is logical for fixed link later
It crosses screw hole and trident nodal axisn is fixed to each other with spider, it is ensured that trident nodal axisn will not shift when in use with needle roller, improve
The stability of the utility model.
Preferably, the ball cover assembly includes the interior ball covered outside trident nodal axisn, the interior ball and trident
It is equipped with needle roller between nodal axisn, ectosphere ring is cased with outside the interior ball.
Preferably, the height of the outer ball is 13.7-13.8mm, the diameter of the outer ball is 38.82-
38.84mm, the height of the trident nodal axisn are 15.8-15.9mm, and the diameter of the trident nodal axisn is 17.84-
17.86mm, the through-hole diameter of the spider are 25.5-25.6mm, the 25.1-of the through-hole thickness of the spider
25.2mm.By technical staff's test of many times, which can allow the utility model to have biggish pivot angle.
The utility model has the following beneficial effects: structure is simple, easy for installation, maintenance cost is lower, and stability is preferable.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model.
Attached drawing 2 is the structural schematic diagram of the spider of the utility model.
Attached drawing 3 is the structural schematic diagram of the trident nodal axisn of the utility model.
Attached drawing 4 is the structural schematic diagram of the fixed link of the utility model.
Spider 1, through-hole 2, trident nodal axisn 3, mounting rack 4, spring leaf 5, connecting hole 6, screw thread 7, fixed link 8, fixing groove
9, pole cap 10, cradling piece 11, screw hole 12, connector 13, interior ball 14, needle roller 15, outer ball 16.
Specific embodiment
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment: the utility model is further described in 1, attached drawing 2, attached drawing 3 and attached drawing 4 with reference to the accompanying drawings, this example
A kind of cold closed-die forging multi-surface contact constant speed fork universal joint, including the spider 1 as main body, the through-hole 2 of the spider 1 is straight
Diameter is 25.5mm, the 25.1mm of 2 thickness of through-hole of the spider 1.3 end of trident nodal axisn is equipped with spring leaf 5.
1 center of spider is equipped with through-hole 2, sets that there are three uniformly distributed trident nodal axisn 3, institutes on the spider 1
The trident nodal axisn 3 and spider 1 stated are separate type construction.The height of the trident nodal axisn 3 is 15.8mm, three knuckles
The diameter of axis 3 is 17.84mm.
It is equipped with cylindrical connecting hole 6 inside the trident nodal axisn 3, is set on the inner wall of 6 bottom of connecting hole
There is screw thread 7,3 neck of trident nodal axisn is equipped with the fixing groove 9 for being inserted into fixed link 8, and 8 head of fixed link is equipped with
The arc surface of pole cap 10, the arc surface and trident nodal axisn 3 of the pole cap 10 matches
The spider 1 is equipped with the mounting rack 4 for installing trident nodal axisn 3, and the mounting rack 4 includes and connection
The cradling piece 11 that hole 6 matches, the cradling piece 11 is cylindrical, and 11 neck of cradling piece is equipped with and trident nodal axisn 3
The screw hole 12 that matches of fixed link 8,11 bottom of cradling piece is equipped with the company to match with 3 internal whorl 7 of trident nodal axisn
Fitting 13.
It is cased with ball cover assembly outside the trident nodal axisn 3, the ball cover assembly includes the interior ball covered outside trident nodal axisn 3
Ring 14 is equipped with needle roller 15, ectosphere ring 16 is cased with outside the interior ball 14 between the interior ball 14 and trident nodal axisn 3.Institute
The height for the outer ball 16 stated is 13.7mm, and the diameter of the outer ball 16 is 38.82mm.
Usage mode: a kind of cold closed-die forging multi-surface contact constant speed fork universal joint of the utility model is installed to required work
Make position.
The foregoing is merely the structure features of specific embodiment of the utility model, but the utility model to be not limited to
This, in the field of the utility model, made changes or modifications all cover practical new at this any those skilled in the art
Among the scope of the patents of type.
Claims (5)
1. a kind of cold closed-die forging multi-surface contact constant speed fork universal joint, including the spider (1) as main body, characterized in that described
Spider (1) center be equipped with through-hole (2), set that there are three uniformly distributed trident nodal axisns (3) on the spider (1), it is described
Trident nodal axisn (3) and spider (1) are separate type construction, and the spider (1) is equipped with for installing trident nodal axisn (3)
Mounting rack (4), the trident nodal axisn (3) are cased with ball cover assembly outside, and trident nodal axisn (3) end is equipped with spring leaf (5).
2. a kind of cold closed-die forging multi-surface contact constant speed fork universal joint according to claim 1, characterized in that the trident
Cylindrical connecting hole (6) is equipped with inside nodal axisn (3), the inner wall of the connecting hole (6) bottom is equipped with screw thread (7), institute
Trident nodal axisn (3) neck stated is equipped with the fixing groove (9) for being inserted into fixed link (8), and the fixed link (8) head is equipped with bar
The arc surface of cap (10), the arc surface and trident nodal axisn (3) of the pole cap (10) matches.
3. a kind of cold closed-die forging multi-surface contact constant speed fork universal joint according to claim 2, characterized in that the installation
Frame (4) includes the cradling piece (11) to match with connecting hole (6), cylindrical, the described cradling piece of the cradling piece (11)
(11) neck is equipped with the screw hole (12) to match with the fixed link (8) of trident nodal axisn (3), and the cradling piece (11) bottom is equipped with
The connector (13) to match with trident nodal axisn (3) internal whorl (7).
4. a kind of cold closed-die forging multi-surface contact constant speed fork universal joint according to claim 1, characterized in that the ball cover
Assembly includes the interior ball (14) covered in trident nodal axisn (3) outside, and rolling is equipped between the interior ball (14) and trident nodal axisn (3)
Needle (15), the interior ball (14) are cased with ectosphere ring (16) outside.
5. a kind of cold closed-die forging multi-surface contact constant speed fork universal joint according to claim 4, characterized in that the ectosphere
The height of ring (16) is 13.7-13.8mm, and the diameter of the outer ball (16) is 38.82-38.84mm, the trident
The height of nodal axisn (3) is 15.8-15.9mm, and the diameter of the trident nodal axisn (3) is 17.84-17.86mm, described three
Sell frame (1) through-hole (2) diameter be 25.5-25.6mm, the 25.1-of through-hole (2) thickness of the spider (1)
25.2mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175430.7U CN208702944U (en) | 2018-07-24 | 2018-07-24 | Cold closed-die forging multi-surface contact constant speed fork universal joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821175430.7U CN208702944U (en) | 2018-07-24 | 2018-07-24 | Cold closed-die forging multi-surface contact constant speed fork universal joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208702944U true CN208702944U (en) | 2019-04-05 |
Family
ID=65939700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821175430.7U Active CN208702944U (en) | 2018-07-24 | 2018-07-24 | Cold closed-die forging multi-surface contact constant speed fork universal joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208702944U (en) |
-
2018
- 2018-07-24 CN CN201821175430.7U patent/CN208702944U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200924 Address after: No.29 Xinggong Road, Jiangdong District, Jiangshan Economic Development Zone, Quzhou City, Zhejiang Province Patentee after: Zhejiang enqite Auto Parts Co., Ltd Address before: Three road Guali town Xiaoshan District village of Hangzhou City, Zhejiang province 311243 Patentee before: HANGZHOU MATE AUTOPARTS Co.,Ltd. |
|
| TR01 | Transfer of patent right |