CN104033585B - A kind of shift shaft assembly for automobile gearbox - Google Patents
A kind of shift shaft assembly for automobile gearbox Download PDFInfo
- Publication number
- CN104033585B CN104033585B CN201410230987.6A CN201410230987A CN104033585B CN 104033585 B CN104033585 B CN 104033585B CN 201410230987 A CN201410230987 A CN 201410230987A CN 104033585 B CN104033585 B CN 104033585B
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- CN
- China
- Prior art keywords
- shift shaft
- control housing
- gearshift control
- sleeve
- gear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/029—Gearboxes; Mounting gearing therein characterised by means for sealing the gearboxes, e.g. to improve airtightness
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0217—Selector apparatus with electric switches or sensors not for gear or range selection, e.g. for controlling auxiliary devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H59/00—Control inputs to control units of change-speed-, or reversing-gearings for conveying rotary motion
- F16H59/02—Selector apparatus
- F16H59/0278—Constructional features of the selector lever, e.g. grip parts, mounting or manufacturing
- F16H2059/0282—Lever handles with lock mechanisms, e.g. for allowing selection of reverse gear or releasing lever from park position
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a kind of shift shaft assembly for automobile gearbox, include gearshift control housing, shift shaft and stop sleeve, described stop sleeve fixed cover is located on shift shaft, on this shift shaft, also interlock is fixedly installed gear shift reversal means, axially guide sleeve is provided with in described gearshift control housing, described shift shaft circumference is rotated, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gearshift control housing, described gearshift control housing is provided with two and compresses lock fit to be respectively used to the retainer of gear selecting and gear shift with the outer side surface of stop sleeve, two described retainers are spaced 120 ° of settings in the circumferential.In advantage of the present invention, vibrational power flow is reasonable, gear shift, gear selecting accurately and reliably, and to manufacturing process and material requirements low.
Description
Technical field
The present invention relates to a kind of auto parts machinery, specifically refer to a kind of shift shaft assembly for automobile gearbox.
Background technique
Shift shaft assembly is in automobile gearbox, for gear selecting and gear-change operation.The structure of existing shift shaft assembly, as the shift shaft stopping device that China Patent Publication No. is CN1269298A, this structure arranges at the periphery of shift shaft two retainers being spaced 180 °, one of them retainer is used for gear selecting locking, another one retainer is used for shift lock, although two retainers disclosed in this patent can overcome the one-sided load problem of bearing of shift shaft preferably.But these the 180 ° retainers separated are when gear selecting and gear-change operation, the direction of the two latching force applied for the stop sleeve of shift shaft interlock is often on the same straight line of 180 °, and it is known, two power be located along the same line put on same stressed object, its locking stability be very difficult to ensure, and then causing the gear shift of shift shaft stopping device and the poor stability of gear selecting, precision is undesirable.On the other hand, the precision that realize higher gear shift and gear selecting then requires very high to aspects such as the technique of the manufacture of gear shift axle assembly, the selections of material, directly affects its cost.
Summary of the invention
The object of the invention is the shortcoming and defect existed to overcome prior art, and provide a kind of vibrational power flow reasonable, the shift shaft assembly for automobile gearbox that the good stability of gear shift and gear selecting, degree of accuracy are high.
For achieving the above object, technological scheme of the present invention includes gearshift control housing, shift shaft and stop sleeve, described stop sleeve fixed cover is located on shift shaft, on this shift shaft, also interlock is fixedly installed gear shift reversal means, axially guide sleeve is provided with in described gearshift control housing, described shift shaft circumference is rotated, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gearshift control housing, described gearshift control housing is provided with two and compresses lock fit to be respectively used to the retainer of gear selecting and gear shift with the outer side surface of stop sleeve, two described retainers are spaced 120 ° of settings in the circumferential.
By this setting, retainer is set to the interval of 120 °, make be respectively used to two retainers of gear shift and gear selecting the active force acted on stop sleeve become 120 ° to intersect, ensure the stability that retainer locks stop sleeve, and then improve the accurate of gear shift gear selecting, in addition, this setting, two retainers give the active force on stop sleeve and mutually can also eliminate according to the superposition principle of power and weaken, thus make shift shaft can not be subject to very strong unidirectional load, and then reduce the requirement to material and manufacturing process when manufacturing of shift shaft assembly, reduce cost.
Further setting is that described retainer includes the retainer outer sleeve be fixed on gearshift control housing, and slippage is arranged at the retainer slippage cylinder of also pre-applied spring force in retainer outer sleeve and is fixed on the stop ball of retainer slippage cylinder the inner.
Further setting be described stop sleeve sidewall on offer gear coding window, described gearshift control housing is fixedly installed the gear stop pin being arranged in gear coding window.By this setting, the operation of gear shift and gear selecting is led regulation accurately, improves the accuracy of gear shift and gear selecting.
Further setting described gearshift control housing is provided with for the reverse gear switch of rolling-back of car modulating signal, be provided with the pressing contact of a pre-applied spring force in this reverse gear switch, described stop sleeve be provided with to be press-fitted with this pressing contact top to merge and get the reverse range signal making pressing contact overcome in its spring force the circuit loop connecting reverse gear switch inside that contracts and control salient point.By this setting, can realize providing backing light signal to automobile.
Further setting is that the guide sleeve internal fixtion of described gearshift control housing is provided with the second guide sleeve, be movably set with ball bearing between this second guide sleeve and shift shaft, the two ends up and down of this second guide sleeve are provided with for the spacing annular stop bulge loop in the upper and lower two ends of ball bearing.By this setting, achieve shift shaft circumference and rotate, move axially and be arranged in guide sleeve, vibrational power flow is simple and reliable and stable.
Further setting is provided with angular adjustment key seat in described gearshift control housing, be provided with the angular adjustment pin moving turnover towards stop sleeve direction in this angular adjustment key seat, described stop sleeve be provided with the angular positioning hole of locating with the inner inserting of angular adjustment pin.By this setting, when car load assembles, when to need to adjust on automotive transmission for driving the zip position of shift shaft, by pushing angular adjustment pin, can by shift shaft and gearshift control case lock integral, and then carry out the adjustment of gearbox drag-line position of car load assembling.
Further setting be described angular adjustment key seat sidewall on be provided with spiral chute, the connection of this spiral fluted outer end is provided with towards stop sleeve direction and the guiding groove of outer end opening, the sidewall of described angular adjustment pin is fixedly installed guide rod, and this guide rod leads sliding motion in spiral chute and guiding groove.By this setting, angular adjustment key seat is pushed and to exit guiding more reliable and more stable.
Further setting is provided with seal ring between the upper end of the described relative guide sleeve of gearshift control housing and shift shaft.By this setting, effectively can prevent gear box oil from bleeding to the inside of the gearshift control housing of shift shaft assembly, ensure the normal work of shift shaft assembly.
Below in conjunction with specification drawings and specific embodiments, the present invention is described further.
Accompanying drawing explanation
Fig. 1 specific embodiment of the invention stereogram;
Fig. 2 specific embodiment of the invention plan view;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is specific embodiment of the invention STRUCTURE DECOMPOSITION figure;
Fig. 5 is the STRUCTURE DECOMPOSITION figure at another visual angle of the specific embodiment of the invention.
Embodiment
Below by embodiment, the present invention is specifically described; only be used to further illustrate the present invention; can not be interpreted as limiting the scope of the present invention, the technician in this field can make some nonessential improvement and adjustment according to the content of foregoing invention to the present invention.
The specific embodiment of the invention as Figure 1-5, include gearshift control housing 1, shift shaft 2 and stop sleeve 3, described stop sleeve 3 fixed cover is located on shift shaft 2, the lower end of this stop sleeve 3 of the present embodiment is provided with embraces ring 31, be fixed on shift shaft 2 by modes such as welding or clampings, the present embodiment this armful of ring 31 is fixed by welding manner.
In addition, on this shift shaft 2 of the present embodiment, also interlock is fixedly installed gear shift reversal means 4, axially guide sleeve 11 is provided with in described gearshift control housing 1, described shift shaft 2 circumference is rotated, move axially and be arranged in guide sleeve 11, guide sleeve 11 internal fixtion of gearshift control housing 1 described in the present embodiment is provided with the second guide sleeve 12, be movably set with ball bearing 13 between this second guide sleeve 12 and shift shaft, the two ends up and down of this second guide sleeve 12 are provided with for the spacing annular stop bulge loop 121 in ball bearing about 13 two ends.
In addition, stop sleeve 3 described in the present embodiment is positioned at gearshift control housing 1, described gearshift control housing 1 is provided with two and compresses lock fit to be respectively used to the retainer 5 of gear selecting and gear shift with the outer side surface of stop sleeve, as shown in Figure 2, one of them retainer is gear shift retainer 51, another retainer is gear selecting retainer 52, accordingly, the outer wall of described stop sleeve 3 is provided with the gear shift guiding groove 32 coordinated with gear shift retainer 51 and gear selecting retainer 52 and gear selecting guiding groove 33, the concrete shape of this gear shift guiding groove 32 and gear selecting guiding groove 33 and specification can do corresponding setting according to the numbers of gear steps of gearbox and deployment scenarios, for the common technology of related domain, this place is no longer described in detail.Two retainers 5 described in the present embodiment are spaced 120 ° of settings in the circumferential.
In addition, retainer 5 described in the present embodiment includes the retainer outer sleeve 53 be fixed on gearshift control housing, slippage is arranged at the retainer slippage cylinder 54 of also pre-applied spring force in retainer outer sleeve and is fixed on the stop ball 55 of retainer slippage cylinder the inner, for being arranged in retainer outer sleeve 53 to the spring of retainer slippage cylinder 54 pre-applied spring force in Fig. 3, simplify not shown in figure.
In addition, the sidewall of the stop sleeve 3 described in the present embodiment offers gear coding window, described gearshift control housing 1 is fixedly installed the gear stop pin being arranged in gear coding window, in addition, described gearshift control housing 1 is provided with for the reverse gear switch 15 of rolling-back of car modulating signal, the pressing contact 16 of a pre-applied spring force is provided with in this reverse gear switch 15, described stop sleeve 3 is provided with to push up with this pressing contact 16 to be press-fitted to merge and gets the reverse range signal making pressing contact overcome in its spring force the circuit loop connecting reverse gear switch inside that contracts and control salient point 35, for not drawing to the spring letter of pressing contact 16 pre-applied spring force in Fig. 3.
In addition, angular adjustment key seat 17 is provided with in gearshift control housing 1 described in the present embodiment, the angular adjustment pin 18 moving turnover towards stop sleeve direction is provided with in this angular adjustment key seat 17, described stop sleeve 3 is provided with the angular positioning hole of locating with the inner inserting of angular adjustment pin, the sidewall of described angular adjustment key seat 17 is provided with spiral chute 171, the connection of this spiral fluted outer end is provided with towards stop sleeve direction and the guiding groove 172 of outer end opening, the sidewall of described angular adjustment pin 18 is fixedly installed guide rod 181, this guide rod 181 leads sliding motion in spiral chute 171 and guiding groove 172.
In addition, seal ring 19 is provided with between the upper end of the relative guide sleeve 11 of described gearshift control housing 1 and shift shaft
Claims (7)
1. the shift shaft assembly for automobile gearbox, include gearshift control housing, shift shaft and stop sleeve, described stop sleeve fixed cover is located on shift shaft, on this shift shaft, also interlock is fixedly installed gear shift reversal means, axially guide sleeve is provided with in described gearshift control housing, described shift shaft circumference is rotated, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gearshift control housing, described gearshift control housing is provided with two and compresses lock fit to be respectively used to the retainer of gear selecting and gear shift with the outer side surface of stop sleeve, it is characterized in that: two described retainers are spaced 120 ° of settings in the circumferential, angular adjustment key seat is provided with in described gearshift control housing, the angular adjustment pin moving turnover towards stop sleeve direction is provided with in this angular adjustment key seat, described stop sleeve is provided with the angular positioning hole of locating with the inner inserting of angular adjustment pin.
2. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: described retainer includes the retainer outer sleeve be fixed on gearshift control housing, slippage is arranged at the retainer slippage cylinder of also pre-applied spring force in retainer outer sleeve and is fixed on the stop ball of retainer slippage cylinder the inner.
3. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: the sidewall of described stop sleeve offers gear coding window, described gearshift control housing is fixedly installed the gear stop pin being arranged in gear coding window.
4. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: described gearshift control housing is provided with for the reverse gear switch of rolling-back of car modulating signal, be provided with the pressing contact of a pre-applied spring force in this reverse gear switch, described stop sleeve be provided with to be press-fitted with this pressing contact top to merge and get the reverse range signal making pressing contact overcome in its spring force the circuit loop connecting reverse gear switch inside that contracts and control salient point.
5. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: the guide sleeve internal fixtion of described gearshift control housing is provided with the second guide sleeve, be movably set with ball bearing between this second guide sleeve and shift shaft, the two ends up and down of this second guide sleeve are provided with for the spacing annular stop bulge loop in the upper and lower two ends of ball bearing.
6. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: the sidewall of described angular adjustment key seat is provided with spiral chute, the connection of this spiral fluted outer end is provided with towards stop sleeve direction and the guiding groove of outer end opening, the sidewall of described angular adjustment pin is fixedly installed guide rod, and this guide rod leads sliding motion in spiral chute and guiding groove.
7. a kind of shift shaft assembly for automobile gearbox according to claim 1, is characterized in that: be provided with seal ring between the upper end of the described relative guide sleeve of gearshift control housing and shift shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230987.6A CN104033585B (en) | 2014-05-28 | 2014-05-28 | A kind of shift shaft assembly for automobile gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410230987.6A CN104033585B (en) | 2014-05-28 | 2014-05-28 | A kind of shift shaft assembly for automobile gearbox |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104033585A CN104033585A (en) | 2014-09-10 |
| CN104033585B true CN104033585B (en) | 2016-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410230987.6A Active CN104033585B (en) | 2014-05-28 | 2014-05-28 | A kind of shift shaft assembly for automobile gearbox |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104033585B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106481807A (en) * | 2015-08-31 | 2017-03-08 | 上海汽车集团股份有限公司 | Shifter of transmission, variator and automobile |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269298A (en) * | 1999-03-16 | 2000-10-11 | 大众汽车有限公司 | Motion-stopping device |
| DE102008031313A1 (en) * | 2008-07-02 | 2010-01-07 | Schaeffler Kg | Switching arrangement for a motor vehicle change gearbox |
| CN102563029A (en) * | 2012-02-22 | 2012-07-11 | 浙江吉利汽车研究院有限公司 | Transmission gear selecting and shifting mechanism |
| CN103185136A (en) * | 2011-12-29 | 2013-07-03 | 格特拉克·福特传动系统有限公司 | Switching device for a gearbox |
| CN103307267A (en) * | 2012-03-14 | 2013-09-18 | 通用汽车环球科技运作有限责任公司 | Internal gear shift for transmission and transmission for vehicle |
| CN203857024U (en) * | 2014-05-28 | 2014-10-01 | 浙江一铭机车部件有限公司 | Gear shift shaft assembly used for automobile transmissions |
-
2014
- 2014-05-28 CN CN201410230987.6A patent/CN104033585B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1269298A (en) * | 1999-03-16 | 2000-10-11 | 大众汽车有限公司 | Motion-stopping device |
| DE102008031313A1 (en) * | 2008-07-02 | 2010-01-07 | Schaeffler Kg | Switching arrangement for a motor vehicle change gearbox |
| CN103185136A (en) * | 2011-12-29 | 2013-07-03 | 格特拉克·福特传动系统有限公司 | Switching device for a gearbox |
| CN102563029A (en) * | 2012-02-22 | 2012-07-11 | 浙江吉利汽车研究院有限公司 | Transmission gear selecting and shifting mechanism |
| CN103307267A (en) * | 2012-03-14 | 2013-09-18 | 通用汽车环球科技运作有限责任公司 | Internal gear shift for transmission and transmission for vehicle |
| CN203857024U (en) * | 2014-05-28 | 2014-10-01 | 浙江一铭机车部件有限公司 | Gear shift shaft assembly used for automobile transmissions |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104033585A (en) | 2014-09-10 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Shift shaft assembly for automobile transmission Effective date of registration: 20180627 Granted publication date: 20160427 Pledgee: Ruian Zhejiang rural commercial bank Limited by Share Ltd Square Branch Pledgor: Zhejiang Yiming Locomotive Parts Co., Ltd. Registration number: 2018110000014 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |