CN104033585A - Shift shaft assembly for automobile transmission - Google Patents
Shift shaft assembly for automobile transmission Download PDFInfo
- Publication number
- CN104033585A CN104033585A CN201410230987.6A CN201410230987A CN104033585A CN 104033585 A CN104033585 A CN 104033585A CN 201410230987 A CN201410230987 A CN 201410230987A CN 104033585 A CN104033585 A CN 104033585A
- Authority
- CN
- China
- Prior art keywords
- shift shaft
- gear
- sleeve
- control housing
- shaft assembly
- 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.)
- Granted
Links
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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
Abstract
The invention discloses a shift shaft assembly for an automobile transmission. The shift shaft assembly comprises a gear shifting control shell, a shift shaft and a stopping sleeve, wherein the shift shaft is fixedly sleeved with the stopping sleeve, the shift shaft is further fixedly provided with a gear shifting stirring finger in a linkage mode, a guide sleeve is axially arranged in the gear shifting control shell, the shift shaft rotates in the circumferential direction and axially moves to penetrate through the guide sleeve, the stopping sleeve is located in the gear shifting control shell, the gear shifting control shell is provided with two retainers which are matched with the outer side face of the stopping sleeve in an abutting-locking mode, the two retainers are used for gear selection and gear shifting respectively, and the two retainers are arranged in the circumferential direction with a 120-degree angle between. The shift shaft assembly for the automobile transmission has the advantages of being reasonable in structural arrangement, accurate and reliable in gear shifting and gear selection, and low in requirement for manufacturing process and materials.
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 for automobile gearbox, for gear selecting and gear-change operation.The structure of existing shift shaft assembly, as the China Patent Publication No. shift shaft stopping device that is CN1269298A, this structure arranges two retainers of 180 ° of each intervals at the periphery of shift shaft, one of them retainer is for gear selecting locking, another one retainer is for shift lock, although disclosed two retainers of this patent can overcome the one-sided load problem of bearing of shift shaft preferably.But the retainer of these 180 ° of separations is in the time of gear selecting and gear-change operation, the direction of the two latching force applying for the automatic sleeve of shift shaft interlock is often on the same straight line of 180 °, and it is known, two power that are located along the same line put on same stressed object, the stability of its locking 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 the gear selecting aspect such as technique, the selection of material of the manufacture to gear shift axle assembly requires very highly, has directly affected its cost.
Summary of the invention
The object of the invention is the shortcoming and defect existing in order to overcome prior art, and provide a kind of structure to arrange rationally, the good stability of gear shift and gear selecting, the high shift shaft assembly for automobile gearbox of degree of accuracy.
For achieving the above object, technological scheme of the present invention is to include gear shift 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, in described gear shift control housing, be axially provided with guide sleeve, described shift shaft circumferentially rotates, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gear shift control housing, on described gear shift control housing, be provided with two and compress 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 in upwards 120 ° of spaces setting of week.
By this setting, retainer is set to the interval of 120 °, the active force that two retainers that are respectively used to gear shift and gear selecting that make act on stop sleeve becomes 120 ° to intersect, ensure the stability of retainer to automatic sleeve locking, and then improved gear shift gear selecting accurately, in addition, this setting, the active force that two retainers give on stop sleeve can also mutually be eliminated according to the superposition principle of power and weaken, thereby make shift shaft can not be subject to very strong unidirectional load, and then reduce the requirement to material and manufacturing process in the time of manufacturing of shift shaft assembly, reduce cost.
Further arranging is that described retainer includes the retainer outer sleeve being fixed on gear shift control housing, and slippage is arranged in retainer outer sleeve and applies in advance the retainer slippage cylinder of spring force and be fixed on the stop ball of retainer slippage cylinder the inner.
Further arranging is to offer gear coding window on the sidewall of described stop sleeve, is fixedly installed the gear stop pin that is arranged in gear coding window on described gear shift control housing.By this setting, to the operation of gear shift and the gear selecting regulation of leading accurately, improve the accuracy of gear shift and gear selecting.
Further arrange is to be provided with for the reverse gear switch to rolling-back of car modulating signal on described gear shift control housing, in this reverse gear switch, be provided with a contact of pressing that applies in advance spring force, on described stop sleeve, be provided with and press contact top with this and be press-fitted to merge and get the reverse gear SC sigmal control salient point that makes to press contact and overcome the circuit loop of connecting reverse gear switch inside of contracing in its spring force.By this setting, can realize backing light signal to automobile is provided.
In the guide sleeve that further setting is described gear shift control housing, be fixedly installed the second guide sleeve, between this second guide sleeve and shift shaft, be movably set with ball bearing, the two ends up and down of this second guide sleeve are provided with the annular stop bulge loop spacing for the upper and lower two ends of ball bearing.By this setting, realize shift shaft and circumferentially rotated, move axially and be arranged in guide sleeve, structure arranges simple and reliable and stable.
Further arrange is to be provided with angular adjustment key seat in described gear shift control housing, in this angular adjustment key seat, be provided with the angular adjustment pin that moves turnover towards stop sleeve direction, on described stop sleeve, be provided with the angular positioning hole of locating with the inner inserting of angular adjustment pin.By this setting, in the time that car load assembles, need to adjust on automotive transmission when driving the zip position of shift shaft, by pushing angular adjustment pin, shift shaft and gear shift control housing can be locked into one, and then carry out the adjustment of the gearbox drag-line position of car load assembling.
Further arrange is to be provided with spiral chute on the sidewall of described angular adjustment key seat, this spiral fluted outer end is communicated with the guiding groove being provided with towards stop sleeve direction outer end opening, the sidewall of described angular adjustment pin is fixedly installed guide rod, the sliding motion of leading in spiral chute and guiding groove of this guide rod.By this setting, angular adjustment key seat is pushed and to exit guiding more reliable and more stable.
Further arrange is to be provided with seal ring between the upper end of the described relative guide sleeve of gear shift control housing and shift shaft.By this setting, can effectively prevent that gear box oil from bleeding to the inside of the gear shift control housing of shift shaft assembly, ensured the normal work of shift shaft assembly.
Below in conjunction with specification drawings and specific embodiments, the present invention is described further.
Brief description of the drawings
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 to the present invention according to the content of foregoing invention.
The specific embodiment of the invention as Figure 1-5, include gear shift control housing 1, shift shaft 2 and stop sleeve 3, described stop sleeve 3 fixed covers are located on shift shaft 1, the lower end of this automatic 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, this armful of ring 31 of the present embodiment 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, the interior guide sleeve 11 that is axially provided with of described gear shift control housing 1, described shift shaft 2 circumferentially rotates, move axially and be arranged in guide sleeve 11, described in the present embodiment, in the guide sleeve 11 of gear shift control housing 1, be fixedly installed the second guide sleeve 12, between this second guide sleeve 12 and shift shaft, be movably set with ball bearing 13, the two ends up and down of this second guide sleeve 12 are provided with for ball bearing spacing annular stop bulge loop 121 in two ends Shang Xia 13.
In addition, stop sleeve 3 described in the present embodiment is positioned at gear shift control housing 1, on described gear shift control housing 1, be provided with two and compress 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, on the outer wall of described stop sleeve 3, be provided with the gear shift guiding groove 32 and the gear selecting guiding groove 33 that coordinate with gear shift retainer 51 and gear selecting retainer 52, the concrete shape of this gear shift guiding groove 32 and gear selecting guiding groove 33 and specification can be done 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 in upwards 120 ° of spaces setting of week.
In addition, retainer 5 described in the present embodiment includes the retainer outer sleeve 53 being fixed on gear shift control housing, slippage is arranged in retainer outer sleeve and applies in advance the retainer slippage cylinder 54 of spring force and be fixed on the stop ball 55 of retainer slippage cylinder the inner, in Fig. 3, be arranged in retainer outer sleeve 53 for the spring of applying in advance spring force to retainer slippage cylinder 54, in figure, simplify not shown.
In addition, on the sidewall of the stop sleeve 3 described in the present embodiment, offer gear coding window 34, on described gear shift control housing 1, be fixedly installed the gear stop pin 14 that is arranged in gear coding window, in addition, on described gear shift control housing 1, be provided with for the reverse gear switch 15 to rolling-back of car modulating signal, in this reverse gear switch 15, be provided with one apply in advance spring force press contact 16, on described stop sleeve 3, be provided with and press contact 16 top with this and be press-fitted to merge and get the reverse gear SC sigmal control salient point 35 that makes to press contact and overcome the circuit loop of connecting reverse gear switch inside of contracing in its spring force, in Fig. 3, press the spring letter that contact 16 applies spring force in advance and do not draw for giving.
In addition, in gear shift control housing 1 described in the present embodiment, be provided with angular adjustment key seat 17, in this angular adjustment key seat 17, be provided with the angular adjustment pin 18 that moves turnover towards stop sleeve direction, on described stop sleeve 3, be provided with the angular positioning hole 36 of locating with the inner inserting of angular adjustment pin, on the sidewall of described angular adjustment key seat 17, be provided with spiral chute 171, this spiral fluted outer end is communicated with the guiding groove 172 being provided with towards stop sleeve direction outer end opening, the sidewall of described angular adjustment pin 18 is fixedly installed guide rod 181, the sliding motion of leading in spiral chute 171 and guiding groove 172 of this guide rod 181.
In addition, between the upper end of described gear shift control housing 1 relative guide sleeve 11 and shift shaft, be provided with seal ring 19.
Claims (8)
1. the shift shaft assembly for automobile gearbox, include gear shift 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, in described gear shift control housing, be axially provided with guide sleeve, described shift shaft circumferentially rotates, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gear shift control housing, on described gear shift control housing, be provided with two and compress 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 in upwards 120 ° of spaces setting of week.
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 being fixed on gear shift control housing, slippage is arranged in retainer outer sleeve and applies in advance the retainer slippage cylinder of spring force and be 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: on the sidewall of described stop sleeve, offer gear coding window, on described gear shift control housing, be fixedly installed the gear stop pin that is arranged in gear coding window.
4. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: on described gear shift control housing, be provided with for the reverse gear switch to rolling-back of car modulating signal, in this reverse gear switch, be provided with a contact of pressing that applies in advance spring force, on described stop sleeve, be provided with and press contact top with this and be press-fitted to merge and get the reverse gear SC sigmal control salient point that makes to press contact and overcome the circuit loop of connecting reverse gear switch inside of contracing in its spring force.
5. a kind of shift shaft assembly for automobile gearbox according to claim 1, it is characterized in that: in the guide sleeve of described gear shift control housing, be fixedly installed the second guide sleeve, between this second guide sleeve and shift shaft, be movably set with ball bearing, the two ends up and down of this second guide sleeve are provided with the annular stop bulge loop spacing for 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: in described gear shift control housing, be provided with angular adjustment key seat, in this angular adjustment key seat, be provided with the angular adjustment pin that moves turnover towards stop sleeve direction, on described stop sleeve, be provided with the angular positioning hole of locating with the inner inserting of angular adjustment pin.
7. a kind of shift shaft assembly for automobile gearbox according to claim 6, it is characterized in that: on the sidewall of described angular adjustment key seat, be provided with spiral chute, this spiral fluted outer end is communicated with the guiding groove being provided with towards stop sleeve direction outer end opening, the sidewall of described angular adjustment pin is fixedly installed guide rod, the sliding motion of leading in spiral chute and guiding groove of this guide rod.
8. a kind of shift shaft assembly for automobile gearbox according to claim 1, is characterized in that: between the upper end of the described relative guide sleeve of gear shift control housing and shift shaft, be provided with seal ring.
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 true CN104033585A (en) | 2014-09-10 |
| CN104033585B CN104033585B (en) | 2016-04-27 |
Family
ID=51464494
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) |
Cited By (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 |
Cited By (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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104033585B (en) | 2016-04-27 |
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| 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 | ||
| 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 |