CN203857024U - Gear shift shaft assembly used for automobile transmissions - Google Patents
Gear shift shaft assembly used for automobile transmissions Download PDFInfo
- Publication number
- CN203857024U CN203857024U CN201420280641.2U CN201420280641U CN203857024U CN 203857024 U CN203857024 U CN 203857024U CN 201420280641 U CN201420280641 U CN 201420280641U CN 203857024 U CN203857024 U CN 203857024U
- Authority
- CN
- China
- Prior art keywords
- shifting shaft
- gearshift
- gear shift
- sleeve
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model discloses a gear shift shaft assembly used for automobile transmissions. The gear shift shaft assembly comprises a gear shift control shell, a gear shift shaft and a retaining sleeve, the retaining sleeve is fixedly sleeved on the gear shift shaft, a gear shift poking finger is fixedly arranged on the gear shift shaft in a linkage manner, a guide sleeve is axially arranged in the gear shift control shell, the gear shift shaft is penetratingly arranged in the guide sleeve by means of circumferential rotation and axial movement, the retaining sleeve is positioned in the gear shift control shell, and two retainers which are in butting and locking match with outer side faces of the retaining sleeve to be used for gear selection and gear shift respectively are arranged on the gear shift control shell and are arranged at an interval angle of 120 degrees circumferentially. The gear shift shaft assembly used for the automobile transmissions has the advantages of reasonable structural arrangement, accuracy and reliability in gear shift and selection and low requirements on manufacture technology and materials.
Description
Technical field
The utility model relates to a kind of auto parts machinery, specifically refers to a kind of shifting shaft assembly for automobile gearbox.
Background technique
Shifting shaft assembly is for automobile gearbox, for block selecting and gear shift operation.The structure of existing shifting shaft assembly, as the China Patent Publication No. shifting shaft stopping device that is CN1269298A, this structure arranges two retainers of 180 ° of each intervals at the periphery of shifting shaft, one of them retainer is for block 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 shifting shaft preferably.Yet the retainer of these 180 ° of separations is when block selecting and gear shift operation, the direction of the latching force that the two applies for the automatic sleeve of shifting 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 poor stability of gearshift and the block selecting of shifting shaft stopping device, precision is undesirable.On the other hand, the precision that realize higher gearshift and block selecting is very high to aspect requirements such as the selections of the technique of the manufacture of shifting shaft assembly, material, has directly affected its cost.
Summary of the invention
The purpose of this utility model is the shortcoming and defect existing in order to overcome prior art, and provides a kind of structure to arrange rationally, the high shifting shaft assembly for automobile gearbox of good stability, degree of accuracy of gearshift and block selecting.
For achieving the above object, the technical solution of the utility model is to include gearshift to control housing, shifting shaft and stop sleeve, described stop sleeve fixed cover is located on shifting shaft, on this shifting shaft, also interlock is fixedly installed gearshift reversal means, described gearshift is controlled in housing and is axially provided with guide sleeve, described shifting shaft circumferentially rotates, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gearshift and controls housing, on described gearshift control housing, be provided with two and compress lock fit to be respectively used to the retainer of block selecting and gearshift with the outer side surface of stop sleeve, two described retainers are in 120 ° of the spaces setting that makes progress in week.
By this setting, retainer is set to the interval of 120 °, the gearshift that is respectively used to making becomes 120 ° to intersect with the active force that two retainers of block selecting act on stop sleeve, ensured the stability of retainer to automatic sleeve locking, and then improved gearshift block 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 shifting shaft can not be subject to very strong unidirectional load, and then reduced the requirement to material and manufacturing process when manufacturing of shifting shaft assembly, reduced cost.
Further arranging is that described retainer includes the retainer outer sleeve being fixed on gearshift control housing, and slippage is arranged in retainer outer sleeve and the stop ball that applies in advance the retainer slippage cylinder of spring force and be fixed on retainer slippage cylinder the inner.
Further arranging is to offer gear coding window on the sidewall of described stop sleeve, and described gearshift is controlled and on housing, is fixedly installed the gear stop pin that is arranged in gear coding window.By this setting, to gearshift and the operation of the block selecting regulation of leading accurately, improved the accuracy of gearshift and block selecting.
Further arrange is that described gearshift is controlled on housing and is provided with for the switch that reverses gear to rolling-back of car modulating signal, in this switch that reverses gear, 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 to get and make to press the SC sigmal control salient point that reverses gear that contact overcomes the circuit loop of connecting the switch inside of reversing gear of contracing in its spring force.By this setting, can realize backing light signal to automobile is provided.
Further arrange is that described gearshift is controlled in the guide sleeve of housing and is fixedly installed the second guide sleeve, between this second guide sleeve and shifting shaft, be movably set with ball bearing, 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, realized shifting shaft and circumferentially rotated, move axially and be arranged in guide sleeve, structure arranges simple and reliable and stable.
Further arrange is that described gearshift is controlled in housing and is 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.By this setting, when car load assembles, need to adjust on automotive transmission when driving the zip position of shifting shaft, by pushing angular adjustment pin, shifting shaft and gearshift 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 connection is provided with the guiding groove 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 that described gearshift is controlled between the upper end of the relative guide sleeve of housing and shifting shaft and is provided with seal ring.By this setting, can effectively prevent from that gear box oil from bleeding to control the inside of housing to the gearshift of shifting shaft assembly, ensured the normal work of shifting shaft assembly.
Below in conjunction with specification drawings and specific embodiments, the utility model is described further.
Accompanying drawing explanation
Fig. 1 the utility model embodiment stereogram;
Fig. 2 the utility model embodiment plan view;
Fig. 3 is the A-A sectional view of Fig. 2;
Fig. 4 is the utility model embodiment STRUCTURE DECOMPOSITION figure;
Fig. 5 is the STRUCTURE DECOMPOSITION figure at another visual angle of the utility model embodiment.
Embodiment
Below by embodiment, the utility model is specifically described; only for the utility model is further described; can not be interpreted as the restriction to the utility model protection domain, the technician in this field can make some nonessential improvement and adjustment to the utility model according to the content of above-mentioned model utility.
The utility model embodiment as Figure 1-5, include gearshift and control housing 1, shifting shaft 2 and stop sleeve 3, described stop sleeve 3 fixed covers are located on shifting shaft 1, the lower end of this automatic sleeve 3 of the present embodiment is provided with embraces ring 31, by modes such as welding or clampings, be fixed on shifting shaft 2, this armful of ring 31 of the present embodiment fixed by welding manner.
In addition, on this shifting shaft 2 of the present embodiment, also interlock is fixedly installed gearshift reversal means 4, the interior guide sleeve 11 that is axially provided with of housing 1 is controlled in described gearshift, described shifting shaft 2 circumferentially rotates, move axially and be arranged in guide sleeve 11, described in the present embodiment, in the guide sleeve 11 of gearshift control housing 1, be fixedly installed the second guide sleeve 12, between this second guide sleeve 12 and shifting 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 gearshift and controls housing 1, on described gearshift control housing 1, be provided with two and compress lock fit to be respectively used to the retainer 5 of block selecting and gearshift with the outer side surface of stop sleeve, as shown in Figure 2, one of them retainer is gearshift retainer 51, another retainer is block selecting retainer 52, accordingly, on the outer wall of described stop sleeve 3, be provided with the gearshift guiding groove 32 and the block selecting guiding groove 33 that coordinate with shift gears retainer 51 and block selecting retainer 52, the concrete shape of this gearshift guiding groove 32 and block selecting guiding groove 33 and specification can be done corresponding setting according to the gear quantity of gearbox and deployment scenarios, common technology for related domain, this place is no longer described in detail.Two retainers 5 described in the present embodiment are in 120 ° of the spaces setting that makes progress in week.
In addition, retainer 5 described in the present embodiment includes the retainer outer sleeve 53 being fixed on gearshift control housing, slippage is arranged in retainer outer sleeve and applies in advance the retainer slippage cylinder 54 of spring force and the stop ball 55 that is fixed on retainer slippage cylinder the inner, in Fig. 3, for the spring of applying in advance spring force to retainer slippage cylinder 54, be arranged in retainer outer sleeve 53, 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 gearshift control housing 1, be fixedly installed the gear stop pin 14 that is arranged in gear coding window, in addition, described gearshift is controlled on housing 1 and is provided with for the switch 15 that reverses gear to rolling-back of car modulating signal, in this switch 15 that reverses gear, 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 to get and make to press the SC sigmal control salient point 35 that reverses gear that contact overcomes the circuit loop of connecting the switch inside of reversing gear of contracing in its spring force, in Fig. 3, for giving, press simple not the drawing of spring that contact 16 applies spring force in advance.
In addition, gearshift described in the present embodiment is controlled in housing 1 and is 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 connection is provided with the guiding groove 172 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 gearshift control housing 1 relative guide sleeve 11 and shifting shaft, be provided with seal ring 19.
Claims (8)
1. the shifting shaft assembly for automobile gearbox, include gearshift and control housing, shifting shaft and stop sleeve, described stop sleeve fixed cover is located on shifting shaft, on this shifting shaft, also interlock is fixedly installed gearshift reversal means, described gearshift is controlled in housing and is axially provided with guide sleeve, described shifting shaft circumferentially rotates, move axially and be arranged in guide sleeve, described stop sleeve is positioned at gearshift and controls housing, on described gearshift control housing, be provided with two and compress lock fit to be respectively used to the retainer of block selecting and gearshift with the outer side surface of stop sleeve, it is characterized in that: two described retainers are in 120 ° of the spaces setting that makes progress in week.
2. a kind of shifting shaft assembly for automobile gearbox according to claim 1, it is characterized in that: described retainer includes the retainer outer sleeve being fixed on gearshift control housing, and slippage is arranged in retainer outer sleeve and the stop ball that applies in advance the retainer slippage cylinder of spring force and be fixed on retainer slippage cylinder the inner.
3. a kind of shifting 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 gearshift control housing, be fixedly installed the gear stop pin that is arranged in gear coding window.
4. a kind of shifting shaft assembly for automobile gearbox according to claim 1, it is characterized in that: described gearshift is controlled on housing and is provided with for the switch that reverses gear to rolling-back of car modulating signal, in this switch that reverses gear, 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 to get and make to press the SC sigmal control salient point that reverses gear that contact overcomes the circuit loop of connecting the switch inside of reversing gear of contracing in its spring force.
5. a kind of shifting shaft assembly for automobile gearbox according to claim 1, it is characterized in that: in the guide sleeve of described gearshift control housing, be fixedly installed the second guide sleeve, between this second guide sleeve and shifting shaft, be movably set with ball bearing, 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 shifting shaft assembly for automobile gearbox according to claim 1, it is characterized in that: described gearshift is controlled in housing and is 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 shifting 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 connection is provided with the guiding groove 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 shifting shaft assembly for automobile gearbox according to claim 1, is characterized in that: between the upper end of the described relative guide sleeve of gearshift control housing and shifting shaft, be provided with seal ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280641.2U CN203857024U (en) | 2014-05-28 | 2014-05-28 | Gear shift shaft assembly used for automobile transmissions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420280641.2U CN203857024U (en) | 2014-05-28 | 2014-05-28 | Gear shift shaft assembly used for automobile transmissions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203857024U true CN203857024U (en) | 2014-10-01 |
Family
ID=51606875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420280641.2U Withdrawn - After Issue CN203857024U (en) | 2014-05-28 | 2014-05-28 | Gear shift shaft assembly used for automobile transmissions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203857024U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033585A (en) * | 2014-05-28 | 2014-09-10 | 浙江一铭机车部件有限公司 | Shift shaft assembly for automobile transmission |
| CN105156665A (en) * | 2015-09-09 | 2015-12-16 | 浙江一铭机车部件有限公司 | Gear shifting mechanism assembly of automobile transmission |
| CN106151507A (en) * | 2015-03-09 | 2016-11-23 | 蒋保太 | A kind of car ramp auto-stopping unloading device |
| CN107975596A (en) * | 2016-10-24 | 2018-05-01 | 杜拉汽车控股英国有限公司 | For the gearshift in motor gear's case of motor vehicle and selection lever |
-
2014
- 2014-05-28 CN CN201420280641.2U patent/CN203857024U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033585A (en) * | 2014-05-28 | 2014-09-10 | 浙江一铭机车部件有限公司 | Shift shaft assembly for automobile transmission |
| CN104033585B (en) * | 2014-05-28 | 2016-04-27 | 浙江一铭机车部件有限公司 | A kind of shift shaft assembly for automobile gearbox |
| CN106151507A (en) * | 2015-03-09 | 2016-11-23 | 蒋保太 | A kind of car ramp auto-stopping unloading device |
| CN105156665A (en) * | 2015-09-09 | 2015-12-16 | 浙江一铭机车部件有限公司 | Gear shifting mechanism assembly of automobile transmission |
| CN107975596A (en) * | 2016-10-24 | 2018-05-01 | 杜拉汽车控股英国有限公司 | For the gearshift in motor gear's case of motor vehicle and selection lever |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203857024U (en) | Gear shift shaft assembly used for automobile transmissions | |
| CN103912601A (en) | Synchronizer used for transmission | |
| JP6142568B2 (en) | Transmission shift device | |
| JPH03374A (en) | Gear shift mechanism for manual reduction gear for automobile | |
| EP2423538B1 (en) | A sequential gear control device for a motor-vehicle gearbox comprising a pair of rotary drums | |
| CN102563011B (en) | Synchronizer assembly | |
| EP2247874B1 (en) | Gear shift control device for a vehicle gearbox provided with a rotating drum having a main cam and an auxiliary cam | |
| CN105333138B (en) | A kind of shifting fork mechanism and gearbox and tractor with the shifting fork mechanism | |
| CN109114218B (en) | Speed change mechanism of manual transmission | |
| CN108204428B (en) | Sliding wheel for a manual transmission assembly | |
| CN104033585B (en) | A kind of shift shaft assembly for automobile gearbox | |
| CN203868307U (en) | Gear-shifting shaft stop device for car gearbox | |
| CN103775527A (en) | Synchronizer for shift device | |
| CN104769337B (en) | The shift device of motor vehicle transmission | |
| CN105156665A (en) | Gear shifting mechanism assembly of automobile transmission | |
| KR101816405B1 (en) | Synchronizer and Single shaft 2 speed E-Driving System | |
| CN204628536U (en) | For speed changer gearshift assembly and comprise the speed changer of this gearshift assembly | |
| KR101795734B1 (en) | Gear actuator of Dual clutch transmission | |
| CN204921957U (en) | Motor transmission gear shift body Assembly | |
| CN111836981A (en) | Working vehicle | |
| KR101586060B1 (en) | Continuously variable transmission | |
| CN204267715U (en) | A kind of selector fork mechanism and speed changer | |
| CN107542923B (en) | Speed changer, transmission control and the positioning locking device for shift fork axle | |
| US10760651B2 (en) | Device for synchronization of a reverse gear for a motor-vehicle gearbox | |
| WO2015038053A1 (en) | Synchromesh unit in a gearbox |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141001 Effective date of abandoning: 20160427 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |