CN109780170A - Fit structure manual gear of vehicle synchronous ring and engage gear ring - Google Patents
Fit structure manual gear of vehicle synchronous ring and engage gear ring Download PDFInfo
- Publication number
- CN109780170A CN109780170A CN201910177241.6A CN201910177241A CN109780170A CN 109780170 A CN109780170 A CN 109780170A CN 201910177241 A CN201910177241 A CN 201910177241A CN 109780170 A CN109780170 A CN 109780170A
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- ring
- gear ring
- rubbing surface
- synchronous
- gear
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- 230000001360 synchronised effect Effects 0.000 title claims abstract description 60
- 238000000926 separation method Methods 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 210000000515 tooth Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The present invention relates to the fit structures a kind of manual gear of vehicle synchronous ring and engage gear ring, including engaging gear ring, synchronous ring, the engagement gear ring has axially extending outer cone friction portion, the synchronous ring has inner cone rubbing surface, the synchronous ring makes inner cone rubbing surface by axial movement and forms frictional engagement with the outer cone friction portion for engaging gear ring or separate, it is characterized by: the big end of the engagement gear ring outer cone friction portion shaft section is convexly curved between small end, form cydariform rubbing surface, the arc apex distance big end of the cydariform rubbing surface, the height of line is 0.03 ~ 0.05mm between small end.The frictional engagement steady and smooth of synchronous ring and soldered tooth, and the separation of synchronous ring and soldered tooth is unlinked and is also easy, and reduces noise, improves usage comfort.
Description
Technical field
The present invention relates to manual gear of vehicle field, in particular to a kind of manual gear of vehicle synchronizes ring and soldered tooth
The fit structure of circle.
Background technique
The synchronizer of manual gear of vehicle has gerotor type and inertia-type two types, and wherein inertial type of synchronizer is to pass through
Synchronous ring is synchronous with the engagement gear ring frictional engagement realization on gear, and synchronous ring is provided with friction inner conical surface, and engagement gear ring is set
It is equipped with friction male cone (strobilus masculinus).After the friction inner conical surface of synchronous ring is with the friction outer cone face contact for engaging gear ring, in moment of friction
Under effect, the revolving speed of the gear fixed with engagement gear ring is reduced rapidly or is increased to and both the identical revolving speed of synchronous ring, realization
Synchronous rotary, make to engage revolving speed zero of the gear ring relative to synchronous ring, thus moment of inertia also disappears simultaneously.At this moment it is shifting gears
Under the promotion of bar active force, clutch collar in the clear with the gear ring of synchronous ring engage, and further with engage gear ring engage, it is complete
At the process of gear shift.But because being currently the friction by synchronizing the friction inner conical surface of ring with friction two plane of male cone (strobilus masculinus) for engaging gear ring
Engagement, synchronous ring is easily pasted on soldered tooth circle after stress deformation, so that the difficulty of unlinking after synchronously completing, considerably increases
It unlinks power, causes shift clamping stagnation, collide, generate noise, the fracture failure of synchronous ring is resulted even in when serious, improve
The failure-frequency of speed changer.
Summary of the invention
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of synchronous ring of manual gear of vehicle and soldered tooths
The fit structure of circle, synchronous ring and the frictional engagement steady and smooth for engaging gear ring, and synchronization ring unlinks with the separation for engaging gear ring
Also it is easy, reduces noise, improve usage comfort.
The technical scheme is that a kind of fit structure manual gear of vehicle synchronization ring and engage gear ring, including
Gear ring, synchronous ring are engaged, the engagement gear ring has axially extending outer cone friction portion, and the synchronous ring has inner cone friction
Face, the synchronous ring make inner cone rubbing surface by axial movement and form frictional engagement with the outer cone friction portion for engaging gear ring or divide
From the big end of the engagement gear ring outer cone friction portion shaft section is convexly curved between small end, forms cydariform rubbing surface, described
The height of line is 0.03 ~ 0.05mm between the arc apex distance big end of cydariform rubbing surface, small end.
The inner cone rubbing surface taper of the synchronous ring is identical as the engagement outer cone taper in gear ring outer cone friction portion.
By adopting the above technical scheme: including engagement gear ring, synchronous ring, there is the engagement gear ring axially extending outer cone to rub
Wiping portion, the synchronous ring have inner cone rubbing surface, the synchronous ring by axial movement make inner cone rubbing surface with engage gear ring
Outer cone friction portion formed be frictionally engaged or separation, it is described engagement gear ring outer cone friction portion shaft section big end between small end be in arc
Shape bending forms cydariform rubbing surface, between the arc apex distance big end of the cydariform rubbing surface, small end the height of line be 0.03 ~
0.05mm.When manual transmission is shifted gears, synchronous ring stress generates axial movement, and the inner cone rubbing surface of synchronous ring can elder generation and soldered tooth
The outer cone friction portion of circle cydariform friction face contact generate sliding friction, then with the big termination in the outer cone friction portion for engaging gear ring
Touching finally makes synchronous ring identical as the revolving speed of gear ring is engaged, and realization synchronously completes shift.The cydariform rubbing surface of engagement gear ring makes
Synchronous ring and the engagement for engaging gear ring are more smooth, avoid the generation collided when engagement, improve the shift quality of speed changer.Together
When, unlinking after completing shift is also easy, and the cydariform rubbing surface for engaging gear ring avoids synchronous ring and is pasted onto one with gear ring is engaged
The case where rising, engagement gear ring and synchronous ring are worked good, and the cydariform rubbing surface of engagement gear ring to synchronization ring with engage gear ring
Separation also have certain guiding function, it is therefore prevented that shift clamping stagnation the phenomenon that, reduce noise.It also can avoid synchronous ring simultaneously
The case where fracture failure, reduces the failure-frequency of speed changer, increases the usage comfort of client.
The inner cone rubbing surface taper of the synchronous ring is identical as the engagement outer cone taper in gear ring outer cone friction portion, identical cone
Meeting is spent so that synchronous ring and the frictional fit for engaging gear ring are more preferable.
The synchronous ring of this manual gear of vehicle is simple with the fit structure for engaging gear ring, synchronization ring and the engagement for engaging gear ring
It is smooth, the generation collided when engagement is avoided, the shift quality of speed changer is improved.Meanwhile it completing unlinking after shift and also holding
Easily, engage gear ring cydariform rubbing surface avoid synchronous ring with engage the case where gear ring is pasted together, it is therefore prevented that shift clamping stagnation
The phenomenon that, noise is reduced, the usage comfort of client is increased.
The invention will be further described with specific embodiment with reference to the accompanying drawings of the specification.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram for engaging gear ring；
Fig. 3 is the structural schematic diagram for engaging the cydariform rubbing surface of gear ring.
In attached drawing, 1 is engagement gear ring, and 11 be big end, and 12 be cydariform rubbing surface, and 13 be small end, and 2 be synchronous ring, and 21 be interior
Bore rubbing surface.
Specific embodiment
Referring to Fig. 1 to Fig. 3, a kind of fit structure manual gear of vehicle synchronization ring and engage gear ring, including soldered tooth
Circle 1, synchronous ring 2, the engagement gear ring 1 have axially extending outer cone friction portion, and the small end 13 in outer cone friction portion is elongated end.
The synchronous ring 2 have inner cone rubbing surface 21, the synchronous ring 2 by axial movement make inner cone rubbing surface 21 with engage gear ring 1
Outer cone friction portion formed be frictionally engaged or separation.21 taper of inner cone rubbing surface of the synchronous ring 2 rubs with 1 outer cone of gear ring is engaged
The outer cone taper in wiping portion is identical.Identical taper can make synchronous ring 2 and the frictional fit for engaging gear ring 1 more preferable.The engagement
The big end 11 of 1 outer cone friction portion shaft section of gear ring is convexly curved between small end 13, forms cydariform rubbing surface 12.Engage gear ring
1 cydariform rubbing surface 12 makes synchronous ring 2 and the engagement for engaging gear ring 1 more smooth, avoids the generation collided when engagement, improves
The shift quality of speed changer.Moreover, the cydariform rubbing surface 12 of engagement gear ring 1 avoids synchronous ring 2 and is pasted into gear ring 1 is engaged
Together the case where, engages gear ring 1 and the cooperation of synchronous ring 2 is more preferable.The arc apex distance big end 11 of the cydariform rubbing surface 12, small end 13
Between the height 121 of line be 0.03 ~ 0.05mm, both can guarantee that synchronous ring 2 effectively connect with the friction for engaging gear ring 1 within the scope of this
It closes, also can reach the effect for preventing pasting.
When manual transmission is shifted gears, synchronous 2 stress of ring generates axial movement, the inner cone rubbing surface 21 of synchronous ring 2 can first with
The contact of cydariform rubbing surface 12 for engaging the outer cone friction portion of gear ring 1 generates sliding friction, then with the outer cone friction portion that engages gear ring 1
Big end 11 contact, finally make synchronous ring 2 identical as the revolving speed of gear ring 1 is engaged, realize and synchronously complete shift.After completing shift
Unlink and be also easy, engage gear ring cydariform rubbing surface not only avoid synchronous ring 2 with the adhesion that engages gear ring 1, also to synchronous ring 2
Have certain guiding function with the separation for engaging gear ring 1, it is therefore prevented that shift clamping stagnation the phenomenon that, reduce noise.Meanwhile it also avoiding
The case where synchronous 2 fracture failure of ring, the failure-frequency of speed changer is reduced, the usage comfort of client is increased.
Claims (2)
1. the fit structure a kind of manual gear of vehicle synchronous ring and engage gear ring, including engagement gear ring (1), synchronous ring (2),
Engagement gear ring (1) has axially extending outer cone friction portion, and the synchronous ring (2) has inner cone rubbing surface (21), described
Synchronous ring (2) by axial movement make inner cone rubbing surface (21) and the outer cone friction portion formation frictional engagement for engage gear ring (1) or
Separation, it is characterised in that: the big end (11) of engagement gear ring (1) outer cone friction portion shaft section is to arc-shaped between small end (13)
Bending is formed cydariform rubbing surface (12), line between the arc apex distance big end (11) of the cydariform rubbing surface (12), small end (13)
Height is 0.03 ~ 0.05mm.
2. fit structure manual gear of vehicle according to claim 1 synchronous ring and engage gear ring, it is characterised in that:
Inner cone rubbing surface (21) taper of the synchronous ring (2) is identical as the engagement outer cone taper in gear ring (1) outer cone friction portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177241.6A CN109780170A (en) | 2019-03-08 | 2019-03-08 | Fit structure manual gear of vehicle synchronous ring and engage gear ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910177241.6A CN109780170A (en) | 2019-03-08 | 2019-03-08 | Fit structure manual gear of vehicle synchronous ring and engage gear ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109780170A true CN109780170A (en) | 2019-05-21 |
Family
ID=66487731
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910177241.6A Pending CN109780170A (en) | 2019-03-08 | 2019-03-08 | Fit structure manual gear of vehicle synchronous ring and engage gear ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109780170A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5918718A (en) * | 1996-07-08 | 1999-07-06 | Hoerbiger Antriebstechnik Gmbh | Friction unit for synchronization device of transmission |
| CN205478990U (en) * | 2016-01-18 | 2016-08-17 | 上海汽车集团股份有限公司 | Novel prevent auto -lock synchronizer ring |
| DE102015209079A1 (en) * | 2015-05-19 | 2016-11-24 | Aktiebolaget Skf | Synchronizer ring and manufacturing process |
| CN206522375U (en) * | 2016-12-30 | 2017-09-26 | 江苏持华轴承有限公司 | Synchronous ring and bicyclic single conical surface synchronizer |
-
2019
- 2019-03-08 CN CN201910177241.6A patent/CN109780170A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5918718A (en) * | 1996-07-08 | 1999-07-06 | Hoerbiger Antriebstechnik Gmbh | Friction unit for synchronization device of transmission |
| DE102015209079A1 (en) * | 2015-05-19 | 2016-11-24 | Aktiebolaget Skf | Synchronizer ring and manufacturing process |
| CN205478990U (en) * | 2016-01-18 | 2016-08-17 | 上海汽车集团股份有限公司 | Novel prevent auto -lock synchronizer ring |
| CN206522375U (en) * | 2016-12-30 | 2017-09-26 | 江苏持华轴承有限公司 | Synchronous ring and bicyclic single conical surface synchronizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190521 |
|
| RJ01 | Rejection of invention patent application after publication |