CN104196999A - Gear shifting interlocking device of automobile manual transmission - Google Patents
Gear shifting interlocking device of automobile manual transmission Download PDFInfo
- Publication number
- CN104196999A CN104196999A CN201410431845.6A CN201410431845A CN104196999A CN 104196999 A CN104196999 A CN 104196999A CN 201410431845 A CN201410431845 A CN 201410431845A CN 104196999 A CN104196999 A CN 104196999A
- Authority
- CN
- China
- Prior art keywords
- shift shaft
- declutch shift
- steel
- ball
- shift fork
- 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
- 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
- F16H63/3408—Locking or disabling mechanisms the locking mechanism being moved by the final actuating mechanism
-
- 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
Abstract
A gear shifting interlocking device of an automobile manual transmission comprises shift fork shafts, shift fork shaft locking blocks, a steel ball limiting lock, a steel ball limiting lock fixing plate and shift fork shaft positioning plates. The number of the shift fork shafts is matched with the number of gears of the transmission. All the shift fork shafts are in a parallel arrangement state, the reciprocation trails of the shift fork shafts are limited through the shift fork shaft positioning plates, and each shift fork shaft is provided with one shift fork shaft locking block. The shift fork shaft locking blocks and the steel ball limiting lock are assembled in a matched mode. The steel ball limiting lock and the shift fork shaft positioning plates are assembled through the steel ball limiting lock fixing plate. The shift fork shaft positioning plates are fixed to a transmission shell. The gear shifting interlocking device has the advantages of being simple in structure and convenient to assemble, the interlocking function between different gears in the gear shifting process is guaranteed, besides, the assembling difficulty of the components is lowered, working efficiency is improved, and the production cost is reduced.
Description
Technical field
The present invention relates to a kind of manual gear of vehicle, especially a kind of manual gear of vehicle gearshift interlock, belongs to automotive transmission technical field.
Background technique
Fast development along with automotive industry, Consumer improves constantly the requirement of automotive performance, automobile production enterprise also focuses on the control to manufacture cost simultaneously more in effort improving product quality, therefore simplifies each assembly component structural, and reducing assembling difficulty is the target that Automobile Design personnel pursue.
For manual gear of vehicle, in prior art, its gearshift interlock is arranged on the operating mechanism of speed changer mostly, for example, a kind of gearshift of mechanical transmission, comprise gear shifting rotary arm, transposition pivoted arm, shift shaft, be arranged at the gear shift swing arm on shift shaft and be placed on the gear shift case on shift shaft, described gear shifting rotary arm, transposition pivoted arm are all arranged on described shift shaft; On the shift shaft of described gear shift swing arm both sides, cover has horse shoe shaped interlock board; On the shift shaft between described gear shift swing arm and gear shift case, cover has cam return spring, the gearshift of this mechanical transmission is located at gear shifting rotary arm, transposition pivoted arm and interlock board on a shift shaft together, and on this shift shaft, has also increased the interlocking between gear, the automatic resetting device after transposition.Although the gearshift of this mechanical transmission have compact structure, gear shift flexibly and easily, accurately, not out of supply, disorderly shelves, transmission efficiency advantages of higher, but because shift shaft structure is too complicated, processing and assembly precision are difficult to guarantee, and cannot be applied on the operating mechanism of declutch shift shaft apart from each other; Because interlock board is unfixing, when shift shaft and transmission assembly assembling, interlock board and shift fork shifting block produce and interfere, and have increased assembling difficulty, have reduced working efficiency, have improved cost of production simultaneously.
Summary of the invention
The object of the invention is to the drawback for prior art, provide a kind of simple in structure, be convenient to assembling, can guarantee the interlocking function between different gears in shift process, the manual gear of vehicle gearshift interlock of can reduce component assembling difficulty again, increasing work efficiency, reducing production costs.
Problem of the present invention solves by following technical proposals:
A kind of manual gear of vehicle gearshift interlock, comprise declutch shift shaft, declutch shift shaft lock dog, steel-ball limiting lock, steel-ball limiting lock fixed plate and declutch shift shaft positioning plate, described declutch shift shaft quantity is mated with transmission gear figure place, all declutch shift shafts are parallel arrangement state, and limit its to-and-fro motion track by declutch shift shaft positioning plate, declutch shift shaft lock dog is all set on each declutch shift shaft, described declutch shift shaft lock dog and steel-ball limiting lock are equipped, described steel-ball limiting lock locks fixed plate by steel-ball limiting and declutch shift shaft positioning plate assembles, described declutch shift shaft positioning plate is fixed on case of transmission.
Above-mentioned manual gear of vehicle gearshift interlock, described steel-ball limiting lock is the hollow circular-tube structure of closed at both ends, its inner chamber is straight line or easy curve type passage, in described passage, being equipped with one group can free rolling steel ball, described steel ball size d and passage inside diameter D match, steel ball is arranged along channel-length direction, between steel ball and passage at length direction preset clearance a, one group of through hole identical with declutch shift shaft quantity is set on hollow circular-tube tube wall, and the position, aperture of described through hole is corresponding with declutch shift shaft lock dog.
Above-mentioned manual gear of vehicle gearshift interlock, described declutch shift shaft lock dog is opening rectangular groove structure, is provided with the plate of upper and lower positioned opposite at its opening, described plate end is cone angle structure.
Above-mentioned manual gear of vehicle gearshift interlock, described plate width b is less than the aperture width c that steel-ball limiting is locked through hole, i.e. b < c.
Above-mentioned manual gear of vehicle gearshift interlock, the aperture width c that described steel-ball limiting is locked through hole is less than the diameter d of steel ball, i.e. c < d.
Above-mentioned manual gear of vehicle gearshift interlock, equals locking plate width b, i.e. a=b at length direction preset clearance a between described steel ball and passage.
The present invention locks inner chamber by steel-ball limiting and is designed to straight line or easy curve type passage, and in passage, be equipped with one group can free rolling steel ball, can be by the speed changer that the different gear quantity of coupling are set to steel ball number in steel-ball limiting lock, realized the diversity of gearshift interlock design, strengthen the adaptability of gearshift interlock, reduced the difficulty of like product design, the present invention is less demanding to the processing of component and assembly precision, has reduced cost of production, when the present invention hangs a certain gear at speed changer, declutch shift shaft lock dog is along with fixing with it declutch shift shaft moves up or down, insert in steel-ball limiting lock inner chamber in the through hole aperture arranging from steel-ball limiting lock hollow circular-tube tube wall, declutch shift shaft lock dog moves by the cone angle structure promotion steel ball of plate, steel ball blocks the through hole of all the other gears, and thereby the plate being inserted into due to scroll space occupies and causes all steel ball close contacts, steel ball can not move, now all the other declutch shift shaft lock dogs are stopped by steel ball and cannot move up and down, speed changer is hung after this gear, by steel-ball limiting, locked other declutch shift shaft lock dog locking, realized thus the interlocking function between different gears.In a word, the present invention has simple in structure, is convenient to the feature of assembling, has not only guaranteed the interlocking function between different gears in shift process, and has reduced component assembling difficulty, has improved working efficiency, has reduced cost of production.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described.
Fig. 1 is plan view of the present invention;
Fig. 2 is plan view of the present invention;
Fig. 3 is main sectional view of the present invention;
Fig. 4 is declutch shift shaft lock block structure schematic diagram;
Fig. 5 is the plan view of steel-ball limiting lock;
Fig. 6 is A-A cross-sectional view in Fig. 5;
When Fig. 7 is transmission neutral state, declutch shift shaft lock dog and steel-ball limiting lock position are related to schematic diagram;
Fig. 8 is that speed changer is hung declutch shift shaft lock dog and steel-ball limiting lock position after a certain gear and is related to schematic diagram.
In figure, each list of reference numerals is: 1, declutch shift shaft, 2, declutch shift shaft lock dog, 2-1, plate, 3, steel-ball limiting lock, 3-1, steel ball, 3-2, through hole, 4, declutch shift shaft positioning plate, 5, steel-ball limiting lock fixed plate.
Embodiment
Referring to Fig. 1, Fig. 2, Fig. 3, the present invention includes declutch shift shaft 1, declutch shift shaft lock dog 2, steel-ball limiting lock 3, steel-ball limiting lock fixed plate 5 and declutch shift shaft positioning plate 4, described declutch shift shaft 1 quantity is mated with transmission gear figure place, all declutch shift shafts 1 are parallel arrangement state, and limit its to-and-fro motion track by declutch shift shaft positioning plate 4, on each declutch shift shaft 1, declutch shift shaft lock dog 2 is all set, described declutch shift shaft lock dog 2 is equipped with steel-ball limiting lock 3, described steel-ball limiting lock 3 is locked fixed plate 5 and 4 assemblings of declutch shift shaft positioning plate by steel-ball limiting, described declutch shift shaft positioning plate 4 is fixed on case of transmission.
Referring to Fig. 5, Fig. 6, Fig. 7, the hollow circular-tube structure that steel-ball limiting lock 3 of the present invention is closed at both ends, its inner chamber is straight line or easy curve type passage, in described passage, being equipped with one group can free rolling steel ball 3-1, described steel ball 3-1 diameter d and passage inside diameter D match, steel ball 3-1 arranges along channel-length direction, between steel ball 3-1 and passage at length direction preset clearance a, one group of through hole 3-2 identical with declutch shift shaft quantity is set on hollow circular-tube tube wall, and the position, aperture of described through hole 3-2 is corresponding with declutch shift shaft lock dog 2.
Referring to Fig. 4, declutch shift shaft lock dog 2 of the present invention is opening rectangular groove structure, is provided with the plate 2-1 of upper and lower positioned opposite at its opening, and described plate 2-1 end is cone angle structure.
Referring to Fig. 5, Fig. 7, plate 2-1 width b of the present invention is less than steel-ball limiting and locks through hole 3-2 aperture width c, i.e. b < c; Steel-ball limiting of the present invention is locked through hole 3-2 aperture width c and is less than steel ball 3-1 diameter d, i.e. c < d; Between steel ball 3-1 of the present invention and passage, at length direction preset clearance a, equal plate 2-1 width b, i.e. a=b.
Referring to Fig. 8, when the present invention hangs a certain gear at speed changer, declutch shift shaft lock dog 2 is along with fixing with it declutch shift shaft 1 moves up or down, from steel-ball limiting, locking the through hole 3-2 aperture that 3 hollow circular-tube tube walls arrange inserts in steel-ball limiting lock inner chamber, declutch shift shaft lock dog 2 moves by the cone angle structure promotion steel ball 3-1 of plate 2-1, steel ball 3-1 blocks the through hole of all the other gears, the plate 2-1 being now inserted into due to scroll space occupies, thereby causing steel ball 3-1 to be in contact with one another cannot move, cause all the other declutch shift shaft lock dogs 2 stopped and cannot move up and down by steel ball 3-1, therefore speed changer is hung after this gear, by steel-ball limiting, locked other declutch shift shaft lock dog 2 lockings, realized the interlocking function between different gears.
Claims (6)
1. a manual gear of vehicle gearshift interlock, it is characterized in that, comprise declutch shift shaft (1), declutch shift shaft lock dog (2), steel-ball limiting lock (3), steel-ball limiting lock fixed plate (5) and declutch shift shaft positioning plate (4), described declutch shift shaft (1) quantity is mated with transmission gear figure place, all declutch shift shafts (1) are parallel arrangement state, and limit its to-and-fro motion track by declutch shift shaft positioning plate (4), declutch shift shaft lock dog (2) is all set on each declutch shift shaft (1), described declutch shift shaft lock dog (2) is equipped with steel-ball limiting lock (3), described steel-ball limiting lock (3) is locked fixed plate (5) and declutch shift shaft positioning plate (4) assembling by steel-ball limiting, described declutch shift shaft positioning plate (4) is fixed on case of transmission.
2. a kind of manual gear of vehicle gearshift interlock according to claim 1, it is characterized in that, the hollow circular-tube structure that described steel-ball limiting lock (3) is closed at both ends, its inner chamber is straight line or easy curve type passage, in described passage, being equipped with one group can free rolling steel ball (3-1), described steel ball (3-1) diameter d and passage inside diameter D match, steel ball (3-1) is arranged along channel-length direction, between steel ball (3-1) and passage at length direction preset clearance a, one group of through hole (3-2) identical with declutch shift shaft quantity is set on hollow circular-tube tube wall, the position, aperture of described through hole (3-2) is corresponding with declutch shift shaft lock dog (2).
3. a kind of manual gear of vehicle gearshift interlock according to claim 2, it is characterized in that, described declutch shift shaft lock dog (2) is opening rectangular groove structure, is provided with the plate (2-1) of upper and lower positioned opposite at its opening, and described plate (2-1) end is cone angle structure.
4. a kind of manual gear of vehicle gearshift interlock according to claim 3, is characterized in that, the width b of described plate (2-1) is less than steel-ball limiting and locks through hole (3-2) aperture width c, i.e. b < c.
5. a kind of manual gear of vehicle gearshift interlock according to claim 4, is characterized in that, the aperture width c that described steel-ball limiting is locked through hole (3-2) is less than steel ball (3-1) diameter d, i.e. c < d.
6. a kind of manual gear of vehicle gearshift interlock according to claim 5, is characterized in that, between described steel ball (3-1) and passage, at length direction preset clearance a, equals plate (2-1) width b, i.e. a=b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431845.6A CN104196999B (en) | 2014-08-29 | 2014-08-29 | A kind of manual gear of vehicle gearshift interlock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410431845.6A CN104196999B (en) | 2014-08-29 | 2014-08-29 | A kind of manual gear of vehicle gearshift interlock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104196999A true CN104196999A (en) | 2014-12-10 |
| CN104196999B CN104196999B (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410431845.6A Active CN104196999B (en) | 2014-08-29 | 2014-08-29 | A kind of manual gear of vehicle gearshift interlock |
Country Status (1)
| Country | Link |
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| CN (1) | CN104196999B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09222167A (en) * | 1996-02-16 | 1997-08-26 | Hino Motors Ltd | Interlock mechanism used in transmission |
| JP2004092676A (en) * | 2002-08-29 | 2004-03-25 | Hino Motors Ltd | Interlock mechanism for transmission |
| CN101660606A (en) * | 2009-09-21 | 2010-03-03 | 重庆大学 | Combined locking mechanism for shifting between master and slave boxes in mechanical transmission |
| CN201963861U (en) * | 2011-04-19 | 2011-09-07 | 东风汽车有限公司 | Interlocking mechanism for shift shafts of main box and auxiliary box of transmission |
| CN202431950U (en) * | 2011-12-19 | 2012-09-12 | 綦江齿轮传动有限公司 | Automatic interlocking mechanism applied to barrel-type shell speed changer |
| CN202451816U (en) * | 2011-08-26 | 2012-09-26 | 伊顿公司 | Transmission shifting rail interlocking device |
| CN202444753U (en) * | 2012-03-01 | 2012-09-26 | 廖佳袁 | Shifting mechanism for transmission box assembly of power tiller |
-
2014
- 2014-08-29 CN CN201410431845.6A patent/CN104196999B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09222167A (en) * | 1996-02-16 | 1997-08-26 | Hino Motors Ltd | Interlock mechanism used in transmission |
| JP2004092676A (en) * | 2002-08-29 | 2004-03-25 | Hino Motors Ltd | Interlock mechanism for transmission |
| CN101660606A (en) * | 2009-09-21 | 2010-03-03 | 重庆大学 | Combined locking mechanism for shifting between master and slave boxes in mechanical transmission |
| CN201963861U (en) * | 2011-04-19 | 2011-09-07 | 东风汽车有限公司 | Interlocking mechanism for shift shafts of main box and auxiliary box of transmission |
| CN202451816U (en) * | 2011-08-26 | 2012-09-26 | 伊顿公司 | Transmission shifting rail interlocking device |
| CN202431950U (en) * | 2011-12-19 | 2012-09-12 | 綦江齿轮传动有限公司 | Automatic interlocking mechanism applied to barrel-type shell speed changer |
| CN202444753U (en) * | 2012-03-01 | 2012-09-26 | 廖佳袁 | Shifting mechanism for transmission box assembly of power tiller |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104196999B (en) | 2016-08-17 |
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