CN207989587U - A kind of burn-out-proof shelves automobile synchronizer assembly - Google Patents
A kind of burn-out-proof shelves automobile synchronizer assembly Download PDFInfo
- Publication number
- CN207989587U CN207989587U CN201721419432.1U CN201721419432U CN207989587U CN 207989587 U CN207989587 U CN 207989587U CN 201721419432 U CN201721419432 U CN 201721419432U CN 207989587 U CN207989587 U CN 207989587U
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- CN
- China
- Prior art keywords
- ring assembly
- conical ring
- grade
- synchronizer
- synchronous conical
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- Expired - Fee Related
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Abstract
The utility model discloses a kind of burn-out-proof shelves automobile synchronizer assemblies, it is equipped with high-grade synchronous conical ring assembly（1）With low-grade synchronous conical ring assembly（2）, in the synchronous conical ring assembly of top grade（1）With low-grade synchronous conical ring assembly（2）Between be equipped with synchronizer sliding sleeve gear（3）, the synchronous conical ring assembly of top grade（1）On be uniformly distributed lockpin hole I（4）, low-grade synchronous conical ring assembly（2）Lockpin hole II（5）With synchronizer sliding sleeve gear lockpin hole III（6）Between pass through lock pin（7）It links together, in the synchronous conical ring assembly of top grade（1）, low-grade synchronous conical ring assembly（2）With synchronizer sliding sleeve gear（3）Between be additionally provided with tension spring（8）, tension spring（8）Main body pass through synchronizer sliding sleeve gear（3）, tension spring（8）Both ends respectively with high-grade synchronous conical ring assembly（1）With low-grade synchronous conical ring assembly（2）Connection.
Description
Technical field
The utility model is related to a kind of burn-out-proof shelves automobile synchronizer assemblies.
Background technology
The effect that synchronizer undertakes gear shift, transmits torque is crucial, vulnerable part in gearbox, light using synchronizer shift
Just flexibly, but current synchronizer gear, axis in gear shift are shortened speed changer life-span, enhance labor by intense impact
Fatigue resistance reduces the power performance and the economy performance of automobile.
Invention content
The utility model provides a kind of burn-out-proof shelves automobile synchronizer assembly, it ensure that detached with the high-grade gear conical surface it is thorough
Bottom and low-grade separation are thorough, and to make synchronizer not burn to death, the bulk life time of synchronizer greatly improves.
The utility model uses following technical scheme：A kind of burn-out-proof shelves automobile synchronizer assembly, it is equipped with high-grade synchronous
Conical ring assembly and low-grade synchronous conical ring assembly are equipped with synchronizer between the synchronous conical ring assembly of top grade and low-grade synchronous conical ring assembly
Sliding gear collar, top grade synchronizes and is uniformly distributed lockpin hole I on conical ring assembly, low-grade synchronous conical ring assembly lockpin hole II is slided with synchronizer
Linked together by lock pin between moving teeth set lock pin hole III, the synchronous conical ring assembly of top grade, low-grade synchronous conical ring assembly with
Be additionally provided with tension spring between synchronizer sliding sleeve gear, the main body of tension spring passes through synchronizer sliding sleeve gear, the both ends of tension spring respectively with height
The synchronous conical ring assembly of shelves conical ring assembly synchronous with low grade connects.
The synchronous conical ring assembly of the top grade is equipped with compression spring with lock pin junction, and compression spring is located at the peace of the side of lock pin
It fills in hole.The side of the synchronizer sliding sleeve gear is equipped with cone of friction, and molybdenum layer is covered on the surface of cone of friction.It is described
Lock pin one end end face be equipped with the locking conical surface, I end face of lockpin hole be equipped with angle of lock fillet surface I, lockpin hole
II end face is equipped with angle of lock fillet surface II, the locking conical surface of angle of lock fillet surface I and angle of lock fillet surface II and lock pin
It is corresponding.
The utility model has the advantages that：After using above technical scheme, the utility model is synchronous by top grade
Three lock pins pass through on sliding gear collar correspondingly from opposite both sides respectively on conical ring assembly, low-grade synchronous conical ring assembly
Lockpin hole, compressed spring attach together into synchronizer assembly from lock pin axle journal is radially pushed down.The synchronizer increases tension spring：, draw
Spring is passed through from sliding gear collar, and low-grade synchronous ring and high-grade synchronous ring are hooked in tension spring both ends respectively.After increasing tension spring：Synchronizer is not
It easily falls apart, compressed spring will not escape；When hanging shelves, when sliding gear collar drag-down, push low-grade synchronous ring and low regime clutch cone same
While contact, the synchronous conical ring of top grade ensure that under the action of tension spring to be detached thoroughly with the high-grade gear conical surface, is similarly being slided
When tooth covers shift to a higher gear, it ensure that low-grade separation is thorough, ensure that synchronizer will not be burnt to death.The bulk life time of synchronizer carries significantly
It is high.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the A-A sectional views of Fig. 1.
Fig. 3 is the structural schematic diagram of low-grade synchronous conical ring assembly.
Fig. 4 is the structural schematic diagram of lock pin.
Specific implementation mode
In Fig. 1, Fig. 2, Fig. 3 and Fig. 4, the utility model provides a kind of burn-out-proof shelves automobile synchronizer assembly, it is equipped with
The synchronous conical ring assembly 1 of top grade and low-grade synchronous conical ring assembly 2, it is high-grade synchronize conical ring assembly 1 and the synchronous conical ring assembly of low grade 2 it
Between be equipped with synchronizer sliding sleeve gear 3, is uniformly distributed lockpin hole I 4 on the synchronous conical ring assembly of top grade 1, low-grade synchronous conical ring assembly 3 is locked
It is linked together by lock pin 7 between pin hole II 5 and synchronizer sliding sleeve gear lockpin hole III 6, in the synchronous conical ring assembly of top grade
1, it is additionally provided with tension spring 8 between low-grade synchronous conical ring assembly 2 and synchronizer sliding sleeve gear 3, the main body of tension spring 8 is slided across synchronizer
The both ends of tooth set 3, tension spring 8 are connected with high-grade synchronous conical ring assembly 1 and low-grade synchronous conical ring assembly 2 respectively, and the top grade is same
It walks conical ring assembly 1 and is equipped with compression spring 9 with lock pin junction, compression spring 9 is located in the mounting hole 10 of the side of lock pin 7, described
The side of synchronizer sliding sleeve gear 3 is equipped with cone of friction, and molybdenum layer, the lock pin 7 one are covered on the surface of cone of friction
The end face at end is equipped with the locking conical surface 11, and I 4 end face of lockpin hole is equipped with angle of lock fillet surface I, the end of lockpin hole II 5
It is opposite with the locking conical surface 11 of lock pin that face is equipped with angle of lock fillet surface II, angle of lock fillet surface I and angle of lock fillet surface II
It answers.
The utility model is coupled by the internal spline of synchronizer sliding sleeve gear 3 with toothholder on two axis of gearbox, is rotated together,
And can move left and right in an axial direction, until being meshed with the conjunction gear with same size spline.The side of synchronizer sliding sleeve gear 3
Equipped with cone of friction, the end face of 7 one end of lock pin is equipped with the locking conical surface, conical ring cone of friction surface sprayed molybdenum, when gear shift molybdenum with
Dual cone face has larger friction coefficient and wear-resisting.7 locking conical surface high-frequency quenching of lock pin, synchronous 1 He of conical ring assembly of top grade
Synchronous conical ring 2 structures of assembly of low grade are identical.The utility model synchronizer rotates together on two axis with two axis.Synchronizer changes
When shelves, shift fork stirs synchronizer sliding sleeve gear 3 toward high-grade or low-grade mobile, three hole angle of lock chamferings of synchronizer sliding sleeve gear 3
Face pushes the lock pin locking conical surface, cone of friction to generate moment of friction with dual face, continue to stir synchronizer sliding sleeve gear 3, together
The spline of step device sliding gear collar 3 is engaged with gear, completes gear shift.The synchronizer increases tension spring 8, and 8 both ends of tension spring are hooked respectively
The synchronous conical ring assembly 1 of top grade and low-grade synchronous conical ring assembly 2.After increasing tension spring 8：Synchronizer is not easy to fall apart, and compression spring 9 will not be escaped
Ease；When hanging shelves, when 3 drag-down of synchronizer sliding sleeve gear, push low-grade synchronous conical ring assembly 2 and low regime clutch cone it is same contact it is same
When, high-grade synchronous conical ring assembly 1 ensure that under the action of tension spring 8 to be detached with the high-grade gear conical surface thoroughly, similarly in slide teeth
When covering shift to a higher gear, it ensure that low-grade separation is thorough, ensure that synchronizer will not be burnt to death.The bulk life time of synchronizer greatly improves.
Claims (4)
1. a kind of burn-out-proof shelves automobile synchronizer assembly, it is characterized in that it is equipped with high-grade synchronous conical ring assembly（1）With low-grade synchronous cone
Ring assembly（2）, in the synchronous conical ring assembly of top grade（1）With low-grade synchronous conical ring assembly（2）Between be equipped with synchronizer sliding sleeve gear
（3）, the synchronous conical ring assembly of top grade（1）On be uniformly distributed lockpin hole I（4）, low-grade synchronous conical ring assembly（2）Lockpin hole II（5）With
Synchronizer sliding sleeve gear lockpin hole III（6）Between pass through lock pin（7）It links together, in the synchronous conical ring assembly of top grade（1）, it is low
The synchronous conical ring assembly of shelves（2）With synchronizer sliding sleeve gear（3）Between be additionally provided with tension spring（8）, tension spring（8）Main body pass through synchronizer
Sliding gear collar（3）, tension spring（8）Both ends respectively with high-grade synchronous conical ring assembly（1）With low-grade synchronous conical ring assembly（2）Connection.
2. burn-out-proof shelves automobile synchronizer assembly according to claim 1, it is characterized in that the synchronous conical ring assembly of the top grade
（1）It is equipped with compression spring with lock pin junction（9）, compression spring（9）Positioned at lock pin（7）Side mounting hole（10）It is interior.
3. burn-out-proof shelves automobile synchronizer assembly according to claim 1, it is characterized in that the synchronizer sliding sleeve gear（3）
Side be equipped with cone of friction, be covered with molybdenum layer on the surface of cone of friction.
4. burn-out-proof shelves automobile synchronizer assembly according to claim 1, it is characterized in that the lock pin（7）The end of one end
Face is equipped with the locking conical surface（11）, the lockpin hole I（4）End face is equipped with angle of lock fillet surface I, lockpin hole II（5）End
Face is equipped with angle of lock fillet surface II, the locking conical surface of angle of lock fillet surface I and angle of lock fillet surface II and lock pin（11）Phase
It is corresponding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419432.1U CN207989587U (en) | 2017-10-30 | 2017-10-30 | A kind of burn-out-proof shelves automobile synchronizer assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721419432.1U CN207989587U (en) | 2017-10-30 | 2017-10-30 | A kind of burn-out-proof shelves automobile synchronizer assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207989587U true CN207989587U (en) | 2018-10-19 |
Family
ID=63803460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721419432.1U Expired - Fee Related CN207989587U (en) | 2017-10-30 | 2017-10-30 | A kind of burn-out-proof shelves automobile synchronizer assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207989587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763106A (en) * | 2017-10-30 | 2018-03-06 | 江苏追日汽车同步器有限公司 | A kind of burn-out-proof shelves automobile synchronizer assembly |
-
2017
- 2017-10-30 CN CN201721419432.1U patent/CN207989587U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763106A (en) * | 2017-10-30 | 2018-03-06 | 江苏追日汽车同步器有限公司 | A kind of burn-out-proof shelves automobile synchronizer assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181019 Termination date: 20201030 |