CN104006156A - Gear interlocking device of automobile transmission control mechanism - Google Patents
Gear interlocking device of automobile transmission control mechanism Download PDFInfo
- Publication number
- CN104006156A CN104006156A CN201410233642.6A CN201410233642A CN104006156A CN 104006156 A CN104006156 A CN 104006156A CN 201410233642 A CN201410233642 A CN 201410233642A CN 104006156 A CN104006156 A CN 104006156A
- Authority
- CN
- China
- Prior art keywords
- interlocking
- shift shaft
- declutch shift
- control mechanism
- 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.)
- Granted
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 26
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 230000033001 locomotion Effects 0.000 description 7
- 241001133184 Colletotrichum agaves Species 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/34—Locking or disabling mechanisms
- F16H63/36—Interlocking 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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
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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
- F16H63/00—Control outputs from the control unit to change-speed- or reversing-gearings for conveying rotary motion or to other devices than the final output mechanism
- F16H63/02—Final output mechanisms therefor; Actuating means for the final output mechanisms
- F16H63/30—Constructional features of the final output mechanisms
- F16H63/32—Gear shift yokes, e.g. shift forks
- F16H2063/321—Gear shift yokes, e.g. shift forks characterised by the interface between fork body and shift rod, e.g. fixing means, bushes, cams or pins
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gear-Shifting Mechanisms (AREA)
- Control Of Transmission Device (AREA)
Abstract
The invention provides a gear interlocking device of an automobile transmission control mechanism. The gear interlocking device of the automobile transmission control mechanism comprises an interlocking cam assembly, an interlocking cam shaft, interlocking pins, an interlocking pin guide support and shifting fork shafts; the interlocking cam assembly is composed of an interlocking cam body, and interlocking shifting blocks which are fixed on the two end faces of the interlocking cam body; the interlocking cam body sleeves the interlocking cam shaft which is fixed on a transmission housing; the number of the interlocking pins and the number of the shifting fork shafts are matched with the number of gears of the transmission; the interlocking pins are nested in the interlocking pin guide support, and one ends of the interlocking pins are assembled with the shifting fork shafts, while the other ends of the interlocking pins are assembled with the interlocking cam assembly; the interlocking pin guide support is fixed on the transmission housing. The gear interlocking device of the automobile transmission control mechanism has the advantages that the occupied transmission space is reduced, the assembly relation of the gear shifting control mechanism is simplified, and the interlocking reliability between the gears of the transmission is improved.
Description
Technical field
The present invention relates to a kind of automotive transmission, especially a kind of car speed change gear control mechanism gear interlock device, belongs to automobile technical field.
Background technique
The function of car speed change gear control mechanism is to ensure that driver, according to service condition, switches to a certain gear by speed changer.In order to improve the reliability of car speed change gear control mechanism work, ensure that speed changer can not switch to two gears simultaneously, the damage of avoiding producing movement interference and component is all provided with gear interlock device in car speed change gear control mechanism.
Interlocking between the different gears of existing car speed change gear control mechanism, mostly adopt interlock board structure to realize, for example Chinese patent application file discloses a kind of six-speed gearbox gear interlock device, the declutch shift shaft group that its space parallel arranges, this declutch shift shaft group comprises four declutch shift shafts in axial sliding, on the outer cylinder of every declutch shift shaft, be equipped with the annular groove coaxially arranged with this declutch shift shaft, also comprise interlock board, this interlock board has the internal ring portion that holds this declutch shift shaft group, internal ring portion comprises inserted part corresponding with declutch shift shaft quantity and that coordinate with the annular groove of described declutch shift shaft respectively, at each declutch shift shaft all when moving axially, described each inserted part snaps in each self-corresponding annular groove with a gap, when a declutch shift shaft moves axially and the inserted part corresponding with this declutch shift shaft is separated with annular groove therein, gap smaller between the inserted part that all the other declutch shift shafts are corresponding and corresponding annular groove, thereby limit the motion of all the other declutch shift shafts, reached the object of interlocking.In above-mentioned six-speed gearbox gear interlock device, because interlock board has taken the more space of speed changer, bring adverse effect to the layout of other component, and above-mentioned six-speed gearbox gear interlock device is very high to the requirement of interlock board accuracy of manufacturing, manufacture cost is higher.
Another kind of common interlocking structure is to realize the interlocking between gear with interlocking plunger, because this kind of interlocking structure generally can only be realized two interlockings between declutch shift shaft, can not meet the requirement of the more transmission control gear interlock of gear number, limit the increase of Transmission gear quantity.
Summary of the invention
The object of the invention is to the drawback for prior art, provide a kind of and can reduce taking of speed changer space, the assembly relation of simplifying gear-change operation mechanism, can promote again the car speed change gear control mechanism gear interlock device that interlocks reliability between the each gear of speed changer.
Problem of the present invention realizes with following technical proposals:
A kind of car speed change gear control mechanism gear interlock device, it comprises interlocking cam pack, interlocking camshaft, interlocking plunger, interlocking plunger guide type shoe and declutch shift shaft, described interlocking cam pack forms by interlocking cam body and interlocking shifting block, described interlocking shifting block is fixed in the both ends of the surface of interlocking cam body, described interlocking cam body empty set is on interlocking camshaft, described interlocking camshaft is fixed on case of transmission, described interlocking plunger and declutch shift shaft quantity are mated with Transmission gear number, interlocking plunger is sleeved in interlocking plunger guide type shoe, its one end and declutch shift shaft are equipped, the other end is equipped with interlocking cam pack, described interlocking plunger guide type shoe is fixed on case of transmission.
Above-mentioned car speed change gear control mechanism gear interlock device, described interlocking cam body is two ends point, middle wide Olive Shape structure, and its outer side wall profile is mated with corresponding declutch shift shaft.
Above-mentioned car speed change gear control mechanism gear interlock device, described interlocking shifting block is provided with interlocking plunger chute, the declutch shift shaft coupling that described interlocking plunger chute profile is corresponding with it.
Above-mentioned car speed change gear control mechanism gear interlock device, described declutch shift shaft comprises the first declutch shift shaft, the second declutch shift shaft, the 3rd declutch shift shaft and the 4th declutch shift shaft that are arranged in parallel around camshaft, their axis is all vertical with interlocking camshaft axis, and the groove mating with interlocking plunger is all set on each root declutch shift shaft.
Interlocking cam pack of the present invention both can, around the rotation of interlocking camshaft, can prolong again camshaft and move axially, and made to realize and interlocking between each gear of transmission control by the cooperation of two kinds of motion modes of interlocking cam pack.In the time that speed changer switches to the gear by the first declutch shift shaft or the 3rd declutch shift shaft control, promote equipped with it interlocking plunger by the groove on the first declutch shift shaft or the 3rd declutch shift shaft and do axial motion, thereby promote interlocking cam pack and do axial motion, cam pack dieback be will interlock by the first declutch shift shaft and the 3rd declutch shift shaft, the first declutch shift shaft and the interlocking of the 3rd declutch shift shaft realized; Because the present invention is all provided with interlocking shifting block in the both ends of the surface of interlocking cam body, when after the first declutch shift shaft and the interlocking of the 3rd declutch shift shaft, interlocking cam pack by the first declutch shift shaft and the 3rd declutch shift shaft dieback has limited moving axially of the second declutch shift shaft or the 4th declutch shift shaft, now the second declutch shift shaft and the 4th declutch shift shaft have also been realized interlocking, have so just realized the interlocking between the each gear of transmission control; In the time that speed changer switches to the gear by the second declutch shift shaft or the 4th declutch shift shaft control, interlocking cam pack rotates, promote the interlocking plunger corresponding with the first declutch shift shaft or the 3rd declutch shift shaft by interlocking shifting block, realize the first declutch shift shaft and the interlocking of the 3rd declutch shift shaft, interlock the interlocking plunger that cam pack promotes to be positioned at opposite side simultaneously, realize the second declutch shift shaft and the interlocking of the 4th declutch shift shaft, so just realized the interlocking between a transmission control gear.As can be seen here, the gear interlock device comparison of the present invention and existing interlock board or interlocking plunger structure, has not only reduced taking of speed changer space, has simplified the assembly relation of gear-change operation mechanism, and has promoted the interlocking reliability between the each gear of speed changer.
Brief description of the drawings
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 is structural representation of the present invention;
Fig. 2 is interlocking cam structure schematic diagram;
Fig. 3 is the structural representation after interlocking cam Space Rotating several angle;
Fig. 4 is declutch shift shaft structure and space arrangement relation schematic diagram thereof;
Fig. 5 is the present invention's interlock process schematic diagram in the time that speed changer switches to by the first declutch shift shaft or the 3rd declutch shift shaft control gear;
Fig. 6 is the present invention's interlock process schematic diagram in the time that speed changer switches to by the second declutch shift shaft or the 4th declutch shift shaft control gear.
In figure, each list of reference numerals is: 1, interlocking cam, 1-1, interlocking cam body, 1-2, interlocking shifting block, 1-2-1, interlocking plunger chute, 2, interlocking camshaft, 3, interlocking plunger, 4, interlocking plunger guide holder, 5, declutch shift shaft, 5-1, the first declutch shift shaft, 5-2, the second declutch shift shaft, 5-3, the 3rd declutch shift shaft, 5-4, the 4th declutch shift shaft, 5-5, groove.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, the present invention includes interlocking cam pack 1, interlocking camshaft 2, interlocking plunger 3, interlocking plunger guide type shoe 4 and declutch shift shaft 5, described interlocking cam pack 1 is made up of interlocking cam body 1-1 and interlocking shifting block 1-2, described interlocking shifting block 1-2 is fixed in the both ends of the surface of interlocking cam body 1-1, described interlocking cam body 1-1 empty set is on interlocking camshaft 2, described interlocking camshaft 2 is fixed on case of transmission, described interlocking plunger 3 and declutch shift shaft 5 quantity are mated with Transmission gear number, interlocking plunger 3 is sleeved in interlocking plunger guide type shoe 4, its one end and declutch shift shaft 5 are equipped, the other end is equipped with interlocking cam pack 1, described interlocking plunger guide type shoe 4 is fixed on case of transmission.
Referring to Fig. 1, Fig. 2, Fig. 3, interlocking cam body 1-1 of the present invention is two ends point, middle wide Olive Shape structure, and its outer side wall profile is mated with corresponding declutch shift shaft; Interlocking shifting block 1-2 of the present invention is provided with interlocking plunger chute 1-2-1, the declutch shift shaft coupling that described interlocking plunger chute 1-2-1 profile is corresponding with it.
Referring to Fig. 1, Fig. 4, declutch shift shaft 5 of the present invention comprises the first declutch shift shaft 5-1, the second declutch shift shaft 5-2, the 3rd declutch shift shaft 5-3 and the 4th declutch shift shaft 5-4 that are arranged in parallel around camshaft, their axis is all vertical with interlocking camshaft 2 axis, and the groove 5-5 mating with interlocking plunger 3 is all set on each root declutch shift shaft.
Referring to Fig. 5, the present invention is in the time that speed changer switches to the gear of being controlled by the first declutch shift shaft 5-1 or the 3rd declutch shift shaft 5-3, promote equipped with it interlocking plunger 3 by the groove 5-5 on the first declutch shift shaft 5-1 or the 3rd declutch shift shaft 5-3 and do axial motion, thereby promote interlocking cam pack 1 and do axial motion, cam pack 1 dieback be will interlock by the first declutch shift shaft 5-1 and the 3rd declutch shift shaft 5-3, the first declutch shift shaft and the interlocking of the 3rd declutch shift shaft realized; Because the present invention is all provided with interlocking shifting block 1-2 in the both ends of the surface of interlocking cam body 1-1, when after the first declutch shift shaft 5-1 and the 3rd declutch shift shaft 5-3 interlocking, limited moving axially of the second declutch shift shaft 5-2 or the 4th declutch shift shaft 5-4 by the interlocking cam pack 1 of the first declutch shift shaft 5-1 and the 3rd declutch shift shaft 5-3 dieback, now the second declutch shift shaft 5-2 and the 4th declutch shift shaft 5-4 have also realized interlocking, have so just realized the interlocking between the each gear of transmission control.
Referring to Fig. 6, the present invention is in the time that speed changer switches to the gear of being controlled by the second declutch shift shaft 5-2 or the 4th declutch shift shaft 5-4, interlocking cam pack 1 rotates, by interlocking shifting block, 1-2 promotes the interlocking plunger 3 corresponding with the first declutch shift shaft 5-1 or the 3rd declutch shift shaft 5-3, realize the first declutch shift shaft 5-1 and the 3rd declutch shift shaft 5-3 interlocking, interlock the interlocking plunger 3 that cam pack 1 promotes to be positioned at opposite side simultaneously, realize the second declutch shift shaft 5-2 and the 4th declutch shift shaft 5-4 interlocking, so just realized the interlocking between a transmission control gear.
Claims (4)
1. a car speed change gear control mechanism gear interlock device, it is characterized in that, it comprises interlocking cam pack (1), interlocking camshaft (2), interlocking plunger (3), interlocking plunger guide type shoe (4) and declutch shift shaft (5), described interlocking cam pack (1) is made up of interlocking cam body (1-1) and interlocking shifting block (1-2), described interlocking shifting block (1-2) is fixed in the both ends of the surface of interlocking cam body (1-1), described interlocking cam body (2-1) empty set is on interlocking camshaft (2), described interlocking camshaft (2) is fixed on case of transmission, described interlocking plunger (3) and declutch shift shaft (5) quantity are mated with Transmission gear number, interlocking plunger (3) is sleeved in interlocking plunger guide type shoe (4), its one end and declutch shift shaft (5) are equipped, the other end is equipped with interlocking cam pack (1), described interlocking plunger guide type shoe (4) is fixed on case of transmission.
2. a kind of car speed change gear control mechanism gear interlock device according to claim 1, is characterized in that, described interlocking cam body (1-1) is two ends point, middle wide Olive Shape structure, and its outer side wall profile is mated with corresponding declutch shift shaft.
3. a kind of car speed change gear control mechanism gear interlock device according to claim 1 and 2, it is characterized in that, described interlocking shifting block (1-2) is provided with interlocking plunger chute (1-2-1), the declutch shift shaft coupling that described interlocking plunger chute (1-2-1) profile is corresponding with it.
4. a kind of car speed change gear control mechanism gear interlock device according to claim 3, it is characterized in that, described declutch shift shaft (5) comprises the first declutch shift shaft (5-1), the second declutch shift shaft (5-2), the 3rd declutch shift shaft (5-3) and the 4th declutch shift shaft (5-4) that are arranged in parallel around camshaft, their axis is all vertical with interlocking camshaft (2) axis, and the groove (5-5) mating with interlocking plunger (3) is all set on each root declutch shift shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233642.6A CN104006156B (en) | 2014-05-30 | 2014-05-30 | A kind of car speed change gear control mechanism gear interlock device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410233642.6A CN104006156B (en) | 2014-05-30 | 2014-05-30 | A kind of car speed change gear control mechanism gear interlock device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104006156A true CN104006156A (en) | 2014-08-27 |
| CN104006156B CN104006156B (en) | 2016-08-17 |
Family
ID=51366966
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410233642.6A Expired - Fee Related CN104006156B (en) | 2014-05-30 | 2014-05-30 | A kind of car speed change gear control mechanism gear interlock device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104006156B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151507A (en) * | 2015-03-09 | 2016-11-23 | 蒋保太 | A kind of car ramp auto-stopping unloading device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3640416A1 (en) * | 1985-12-06 | 1987-06-11 | Zahnradfabrik Friedrichshafen | LOCKING DEVICE FOR SHIFT RODS |
| EP0849510A2 (en) * | 1996-12-19 | 1998-06-24 | Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 | Shift lock device for a change-speed gearbox |
| CN102720835A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Gear interlocking device of five-gear manual transmission |
| CN102720836A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Self-locking device of manual speed changer for vehicle |
| CN102748466A (en) * | 2012-06-30 | 2012-10-24 | 长城汽车股份有限公司 | Gear interlocking mechanism of six-gear transmission gear box |
| CN203571025U (en) * | 2013-11-07 | 2014-04-30 | 河南省东方昀达动力传动系统有限公司 | Gear shifting interlocking device of gearbox |
-
2014
- 2014-05-30 CN CN201410233642.6A patent/CN104006156B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3640416A1 (en) * | 1985-12-06 | 1987-06-11 | Zahnradfabrik Friedrichshafen | LOCKING DEVICE FOR SHIFT RODS |
| EP0849510A2 (en) * | 1996-12-19 | 1998-06-24 | Bayerische Motoren Werke Aktiengesellschaft, Patentabteilung AJ-3 | Shift lock device for a change-speed gearbox |
| CN102720835A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Gear interlocking device of five-gear manual transmission |
| CN102720836A (en) * | 2012-06-30 | 2012-10-10 | 长城汽车股份有限公司 | Self-locking device of manual speed changer for vehicle |
| CN102748466A (en) * | 2012-06-30 | 2012-10-24 | 长城汽车股份有限公司 | Gear interlocking mechanism of six-gear transmission gear box |
| CN203571025U (en) * | 2013-11-07 | 2014-04-30 | 河南省东方昀达动力传动系统有限公司 | Gear shifting interlocking device of gearbox |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106151507A (en) * | 2015-03-09 | 2016-11-23 | 蒋保太 | A kind of car ramp auto-stopping unloading device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104006156B (en) | 2016-08-17 |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 |