CN102425655A - Gear selecting and shifting mechanism of automobile transmission - Google Patents
Gear selecting and shifting mechanism of automobile transmission Download PDFInfo
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- CN102425655A CN102425655A CN2011102378622A CN201110237862A CN102425655A CN 102425655 A CN102425655 A CN 102425655A CN 2011102378622 A CN2011102378622 A CN 2011102378622A CN 201110237862 A CN201110237862 A CN 201110237862A CN 102425655 A CN102425655 A CN 102425655A
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Abstract
The invention discloses a gear selecting and shifting mechanism of an automobile transmission, which comprises a gear selecting and shifting shaft, a gear shifting arm assembly and a gear selecting arm, wherein the gear shifting arm assembly and the gear shifting arm are connected with the top of the gear selecting and shifting shaft; the five reverse gear interlocking mechanism comprises a locking plate hinged to the five reverse gear interlocking mechanism body and a torsional spring arranged between the five reverse gear interlocking mechanism body and the locking plate, the end part of the locking plate is provided with a guide groove, and a gear shifting finger is provided with a locking column corresponding to the guide groove on the locking plate. When the 5-gear is shifted to the 4-gear, the locking column is guided by the guide groove, so that the locking column moves along the guide track to shift gears, the gear shifting is smoother and smoother, and the phenomena of jamming and unsmooth gear shifting in the gear shifting process are avoided.
Description
Technical field
The present invention relates to the automobile speed variator shift technical field, especially relate to a kind of manual selecting, changing shifts of automobile speed changer mechanism.
Background technique
Along with the continuous development of automotive engineering, also increasingly high to the property of automatic shft requirement of manual transmission.At present, the manual transmission gear-selecting-shifting mechanism is changed to the phenomenon that has hair fastener more, sends out puckery in 4 grades the gearshift procedure carrying out 5 grades, causes gear shift not smooth, influences property of automatic shft.Gear-selecting-shifting mechanism like one Chinese patent application 200810038700.4 disclosed a kind of manual transmissions; Comprise and select shift shaft and reverse shift fork; The said choosing is fixed with the gear shift shifting block that can stir said reverse shift fork on the shift shaft, the said choosing also is fixed with a cam on the shift shaft, and the top of cam is provided with locating slot; Also comprise hard-wired fixed row's pin, the end of said fixed row's pin contacts with the top of cam.When the gear shift shifting block with selecting shift shaft to move when shelves choosing, fixed row's pin just in time slides in the locating slot on cam, can stir reverse shift fork exactly to guarantee the gear shift shifting block, thereby improve the accuracy of selecting gear-change operation.Select the two ends of shift shaft respectively to be installed on the case of transmission,, improve the portability of selecting gear-change operation selecting the sliding friction between shift shaft and the case of transmission to change rolling friction into through a sealed bead bearing.This existing technology also still lacks the gear shift guide mechanism, smoothness and the imperfect problem of accuracy when having the choosing shelves.
Summary of the invention
The purpose of this invention is to provide a kind of selecting, changing shifts of automobile speed changer mechanism, solve existing gear shift mechanism of manual transmission and change to the problem that has hair fastener, sends out puckery in 4 grades the process, smoothness and accuracy when having guaranteed choosing grade at 5 grades with gear shift guiding.
The technical solution adopted for the present invention to solve the technical problems is: a kind of selecting, changing shifts of automobile speed changer mechanism; Comprise select shift shaft and with the gear shift arm assembly and the shift selection arm that select the shift shaft top to be connected; The described choosing is provided with five reverse gear return spring assemblies, five reverse-gear mutual interlocking gear and gear shift in order and refers to that described gear shift refers to that an end is provided with the gear shift shifting block that is used to stir reverse shift fork below the gear shift housing on the shift shaft; Described five reverse-gear mutual interlocking gear comprises and is hinged on the locking plate on the five reverse-gear mutual interlocking gear body and is arranged on the torsion spring between five reverse-gear mutual interlocking gear body and the locking plate; The end of described locking plate offers guiding groove, and described gear shift refers to that the guiding groove on the corresponding locking plate is provided with lock post.
In order to guarantee when shelves choosing smoothness and accuracy, described gear shift fingerstall is contained in the interlock board, and the borehole jack that described interlock board is offered through the middle part is connected on and selects on the shift shaft, and the gear shift that described interlock board one side is hinged on the gear shift housing refers on the lock pin.
Preferably, described interlock board is shaped as horseshoe type.
In order to guarantee the preparatory of gear shift and prevent out of supplyly that described gear shift refers to that the opposite end of gear shift shifting block is a cam, corresponding cam is provided with gear shift specific bit seat.
Air pressure for the ease of in the control gearbox chamber also is provided with abat-vent on described gear shift housing.
Preferably, describedly select that corresponding BLS is provided with the backing light driving block on the shift shaft.
Preferably, described gear shift arm assembly comprises gear shift arm and the balancing weight that is provided with at gear shift arm one end.
Beneficial effect of the present invention:, on gear shift refers to, be provided with lock post corresponding to locking plate owing to offer guiding groove in the end of locking plate.Carrying out 5 grades when changing to 4 grades, through guiding groove lock post is led, make its orbiting motion gearshift along guiding.Whole path curvesization makes gear shift more smooth and easy fluent, avoids the phenomenon that there is hair fastener in the gearshift procedure, sends out puckery, influences property of automatic shft.
Further advantage is, gear shift refers to that the back cooperates with the positioning seat location, and gear shift refers to that the back designing quality is bigger, obtains big the moment of inertia, plays good locating function, makes gear shift smooth and easy, the peak value of power when reducing gear shift.
Further advantage is, interlock board shaped design rigidity is better, passes aperture through lock pin and fixes, and interlock board can not be rotated with other associated part do not have contact-impact, smoothness and accuracy when having guaranteed the choosing shelves.
Below will combine accompanying drawing and embodiment, the present invention will be carried out comparatively detailed explanation.
Description of drawings
Fig. 1 is selecting, changing shifts of automobile speed changer of the present invention mechanism organigram.
Fig. 2 is the organigram that five reverse-gear mutual interlocking gear of the present invention and gear shift refer to.
Fig. 3 is selecting, changing shifts of automobile speed changer of the present invention mechanism partial schematic diagram.
Fig. 4 changes to fourth gear guide track schematic representation for five grades for the present invention.
Among the figure: 1. gear shift arm; 2. shift selection arm; 3. balancing weight; 4. abat-vent; 5. gear shift housing; 6. five reverse-gear mutual interlocking gear body; 60. pin; 61. locking plate; 62. guiding groove; 63. torsion spring; 7. five reverse gear return spring assemblies; 8. gear shift refers to; 80. fixed hole; 81. gear shift shifting block; 82. cam; 83. lock post; 9. gear shift specific bit seat; 10. interlock board; 11. gear shift refers to lock pin; 12. backing light driving block; 13. BLS; 14. slotted collar; A 15. second gear return spring; 16. select shift shaft.
Embodiment
As depicted in figs. 1 and 2, a kind of selecting, changing shifts of automobile speed changer mechanism, comprise select shift shaft 16 and with gear shift arm assembly that selects the shift shaft top to be connected and shift selection arm 2.The gear shift arm assembly comprises gear shift arm 1 and the balancing weight 3 that is provided with at gear shift arm one end.It selects and is provided with five reverse gear return spring assemblies 7, five reverse-gear mutual interlocking gear and gear shift on the shift shaft 16 below the gear shift housing 5 in order and refers to 8, and gear shift housing 5 is provided with the abat-vent 4 that is used to control the air pressure in the gearbox chamber.Five reverse-gear mutual interlocking gear comprises through pin 60 and is hinged on the locking plate 61 on the five reverse-gear mutual interlocking gear body 6 and is arranged on the torsion spring 63 between five reverse-gear mutual interlocking gear body and the locking plate; And offer guiding groove 62 in the end of locking plate; Guiding groove is the concave arc shape groove, and its five reverse-gear mutual interlocking gear body is through being bolted on the gear shift housing.Gear shift refers to that 8 fixed holes 80 offered through the middle part are enclosed within and selects on the shift shaft; And add one fixing with pin; Described gear shift refers to that an end is provided with and is used to stir the gear shift shifting block 81 that reverse shift fork carries out gear shift, and gear shift refers to that the other end is a cam 82, and its cam is three wave concave arcs; Corresponding cam is provided with gear shift specific bit seat 9, and refers to that in gear shift the guiding groove on the corresponding locking plate is provided with lock post 83 on 8.Described gear shift fingerstall is contained in the interlock board 10; The borehole jack that described interlock board is offered through the middle part is connected on and selects on the shift shaft, and the gear shift that described interlock board one side is hinged on the gear shift housing refers on the lock pin 11, its interlock board be shaped as horseshoe type; Interlock board can only be axially moved selecting on the shift shaft; Can not rotate, avoid interlock board and associated part contact-impact, smoothness and accuracy when guaranteeing the choosing shelves.
Corresponding BLS 13 is provided with backing light driving block 12 on the shift shaft selecting, and when hanging reverse gear, the backing light driving block contacts with BLS, and the BLS head is compressed the transmission astern signal.
Being set with in the bottom of selecting shift shaft when being used for not selecting grade leans on the spring returning place force to get back to the slotted collar 14 and a second gear return spring 15 of neutral position automatically; One of which second gear return spring one end face contacts with gear box casing, and the other end contacts restriction with slotted collar.
When selecting shift shaft to move upward, when promptly selecting five reverse gear positions, the locking plate of five reverse-gear mutual interlocking gear contacts with the lock post that gear shift refers to; Select shift shaft to turn clockwise, when getting into five grades, the lock post that the locking plate top and the gear shift of five reverse-gear mutual interlocking gear refer to contacts the locking reverse gear again, prevents to hang reverse gear by mistake, plays a protective role, thereby improves gear shift accuracy and Security.
Like Fig. 3 and shown in Figure 4; Change 4 grades of whens operation carrying out 5 grades; Through gear shift arm assembly and shift selection arm operation drive are selected the shift shaft motion, refer to be rotated counterclockwise earlier through selecting shift shaft to drive gear shift again, again toward the backing light driving block lateral movement of selecting on the shift shaft; Be rotated counterclockwise again, accomplish whole gearshift procedure.In gearshift procedure; Be arranged on lock post that gear shift refers to when the gear shift movement locus is changed, lead, make whole path curvesization through the guiding groove that is arranged on the locking plate end; Make the locking plate self-return through torsion spring after guiding finishes, smooth and easy completion is changed 4 grades for 5 grades.Promptly carry out 5 grades and through guiding groove lock post is led when changing to 4 grades, make its orbiting motion gearshift along guiding, gear shift is more smooth and easy fluent, avoids the phenomenon that there is hair fastener in the gearshift procedure, sends out puckery, influences property of automatic shft.
This mechanism can directly be applied on the 5 horizontal fast manual transmissions, also can change to be applied in the 6 fast manual transmissions.
Claims (7)
1. selecting, changing shifts of automobile speed changer mechanism; Comprise select shift shaft (16) and with gear shift arm assembly that selects the shift shaft top to be connected and shift selection arm (2); The described choosing is provided with five reverse gear return spring assemblies (7), five reverse-gear mutual interlocking gear and gear shift in order and refers to (8) below the gear shift housing (5) on the shift shaft, described gear shift refers to that an end is provided with the gear shift shifting block (81) that is used to stir reverse shift fork; It is characterized in that: described five reverse-gear mutual interlocking gear comprises the locking plate (61) that is hinged on the five reverse-gear mutual interlocking gear body (6) and is arranged on the torsion spring (63) between five reverse-gear mutual interlocking gear body and the locking plate; The end of described locking plate offers guiding groove (62), and described gear shift refers to that the guiding groove that go up on the corresponding locking plate (8) is provided with lock post (83).
2. selecting, changing shifts of automobile speed changer as claimed in claim 1 mechanism; It is characterized in that: described gear shift refers to that (8) are sleeved in the interlock board (10); The borehole jack that described interlock board is offered through the middle part is connected on and selects on the shift shaft, and the gear shift that described interlock board one side is hinged on the gear shift housing refers on the lock pin.
3. selecting, changing shifts of automobile speed changer as claimed in claim 2 mechanism is characterized in that: described interlock board (10) be shaped as horseshoe type.
4. like each described selecting, changing shifts of automobile speed changer mechanism of claim 1 to 3, it is characterized in that: described gear shift refers to that it is cam (82) that the opposite end of gear shift shifting block is gone up in (8), and corresponding cam is provided with gear shift specific bit seat (9).
5. selecting, changing shifts of automobile speed changer as claimed in claim 1 mechanism is characterized in that: on described gear shift housing (5), also be provided with abat-vent (4).
6. selecting, changing shifts of automobile speed changer as claimed in claim 1 mechanism is characterized in that: describedly select that corresponding BLS (13) is provided with backing light driving block (12) on the shift shaft.
7. selecting, changing shifts of automobile speed changer as claimed in claim 1 mechanism is characterized in that: described gear shift arm assembly comprises gear shift arm (1) and the balancing weight (3) that is provided with at gear shift arm one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102378622A CN102425655A (en) | 2011-08-18 | 2011-08-18 | Gear selecting and shifting mechanism of automobile transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102378622A CN102425655A (en) | 2011-08-18 | 2011-08-18 | Gear selecting and shifting mechanism of automobile transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102425655A true CN102425655A (en) | 2012-04-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102378622A Pending CN102425655A (en) | 2011-08-18 | 2011-08-18 | Gear selecting and shifting mechanism of automobile transmission |
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| CN (1) | CN102425655A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102734442A (en) * | 2012-06-25 | 2012-10-17 | 上海汽车变速器有限公司 | Integrated ventilation mechanism of manual speed changer |
| CN102954209A (en) * | 2012-04-27 | 2013-03-06 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile transmission gear interlocking device |
| CN103273345A (en) * | 2013-05-16 | 2013-09-04 | 重庆和剑机械制造有限公司 | Shift gear oscillating bar W face turning machining fixture |
| CN104514877A (en) * | 2014-12-25 | 2015-04-15 | 长城汽车股份有限公司 | Reverse gear locking mechanism, transmission with same and automobile with same |
| CN105276155A (en) * | 2014-05-30 | 2016-01-27 | 广州汽车集团股份有限公司 | Gearshift mechanism |
| CN105673838A (en) * | 2016-03-29 | 2016-06-15 | 陕西法士特齿轮有限责任公司 | Six-gear transmission operation mechanism and operation method |
| CN105840819A (en) * | 2015-01-30 | 2016-08-10 | 通用汽车环球科技运作有限责任公司 | Forward-to-reverse gear locking mechanism for gearbox |
| CN109488761A (en) * | 2019-01-07 | 2019-03-19 | 赣州经纬科技股份有限公司 | A kind of automotive transmission five reverse-gear mutual interlocking gear |
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| EP1262691A2 (en) * | 2001-05-10 | 2002-12-04 | Honda Giken Kogyo Kabushiki Kaisha | Manual transmission |
| JP2003014116A (en) * | 2001-06-29 | 2003-01-15 | Honda Motor Co Ltd | Changing device for manual transmission |
| CN101290065A (en) * | 2008-06-06 | 2008-10-22 | 上海汽车集团股份有限公司 | Manual speed-changer gear shift mechanism |
| CN101871531A (en) * | 2010-06-24 | 2010-10-27 | 上海汽车变速器有限公司 | Speed changer having five reverse-gear mutual interlocking gear |
| CN101949431A (en) * | 2010-10-09 | 2011-01-19 | 重庆青山工业有限责任公司 | Rear drive gearbox of micro automobile |
| CN201739491U (en) * | 2010-07-16 | 2011-02-09 | 山东临沂临工汽车桥箱有限公司 | Automotive transmission with flexible gear selection and shift |
-
2011
- 2011-08-18 CN CN2011102378622A patent/CN102425655A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1262691A2 (en) * | 2001-05-10 | 2002-12-04 | Honda Giken Kogyo Kabushiki Kaisha | Manual transmission |
| JP2003014116A (en) * | 2001-06-29 | 2003-01-15 | Honda Motor Co Ltd | Changing device for manual transmission |
| CN101290065A (en) * | 2008-06-06 | 2008-10-22 | 上海汽车集团股份有限公司 | Manual speed-changer gear shift mechanism |
| CN101871531A (en) * | 2010-06-24 | 2010-10-27 | 上海汽车变速器有限公司 | Speed changer having five reverse-gear mutual interlocking gear |
| CN201739491U (en) * | 2010-07-16 | 2011-02-09 | 山东临沂临工汽车桥箱有限公司 | Automotive transmission with flexible gear selection and shift |
| CN101949431A (en) * | 2010-10-09 | 2011-01-19 | 重庆青山工业有限责任公司 | Rear drive gearbox of micro automobile |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954209B (en) * | 2012-04-27 | 2015-05-20 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile transmission gear interlocking device |
| CN102954209A (en) * | 2012-04-27 | 2013-03-06 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile transmission gear interlocking device |
| CN102734442A (en) * | 2012-06-25 | 2012-10-17 | 上海汽车变速器有限公司 | Integrated ventilation mechanism of manual speed changer |
| CN102734442B (en) * | 2012-06-25 | 2014-12-31 | 上海汽车变速器有限公司 | Integrated ventilation mechanism of manual speed changer |
| CN103273345B (en) * | 2013-05-16 | 2015-10-21 | 重庆和剑机械制造有限公司 | Gearshift fork W face workpiece machining clamp |
| CN103273345A (en) * | 2013-05-16 | 2013-09-04 | 重庆和剑机械制造有限公司 | Shift gear oscillating bar W face turning machining fixture |
| CN105276155A (en) * | 2014-05-30 | 2016-01-27 | 广州汽车集团股份有限公司 | Gearshift mechanism |
| CN105276155B (en) * | 2014-05-30 | 2018-09-28 | 广州汽车集团股份有限公司 | A kind of gearshift |
| CN104514877A (en) * | 2014-12-25 | 2015-04-15 | 长城汽车股份有限公司 | Reverse gear locking mechanism, transmission with same and automobile with same |
| CN104514877B (en) * | 2014-12-25 | 2017-02-22 | 长城汽车股份有限公司 | Reverse gear locking mechanism, transmission with same and automobile with same |
| CN105840819A (en) * | 2015-01-30 | 2016-08-10 | 通用汽车环球科技运作有限责任公司 | Forward-to-reverse gear locking mechanism for gearbox |
| CN105840819B (en) * | 2015-01-30 | 2018-06-08 | 通用汽车环球科技运作有限责任公司 | For speed changer forward gear to the locking mechanism to reverse gear |
| CN105673838A (en) * | 2016-03-29 | 2016-06-15 | 陕西法士特齿轮有限责任公司 | Six-gear transmission operation mechanism and operation method |
| CN109488761A (en) * | 2019-01-07 | 2019-03-19 | 赣州经纬科技股份有限公司 | A kind of automotive transmission five reverse-gear mutual interlocking gear |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160323 Address after: 241000 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Applicant after: CHERY AUTOMOBILE CO., LTD. Address before: 241000 Wuhu economic and Technological Development Zone, Anhui, No. 8 Changchun Road Applicant before: Saic Chery Automobile Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20120425 |
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| RJ01 | Rejection of invention patent application after publication |