CN204164334U - A kind of shifter of transmission - Google Patents
A kind of shifter of transmission Download PDFInfo
- Publication number
- CN204164334U CN204164334U CN201420555298.8U CN201420555298U CN204164334U CN 204164334 U CN204164334 U CN 204164334U CN 201420555298 U CN201420555298 U CN 201420555298U CN 204164334 U CN204164334 U CN 204164334U
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- gear
- self
- fork shaft
- guide block
- commutation
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Abstract
The utility model relates to a kind of shifter of transmission, and this mechanism comprises interlock board, each gear fork shaft and is fixed on the shift interlock assembly of the guide block formation on fork shaft; Described interlock board is positioned at the top of each gear guide block, and interlock board also can be slided along track by case of transmission rail supported; Interlock board is processed with opening, and the boss below interlock board is positioned at the guide groove on each gear guide block; The two ends of each gear fork shaft are flexibly connected with the front and back shell wall of case of transmission respectively, can move along own axes.When needing gearshift, shifting block moves horizontally promotion interlock board and moves along the direction perpendicular to fork shaft axis.After block selecting puts in place, targeted gear guide block is corresponding with the opening on interlock board, and shifting block rotates the fork shaft promoting targeted gear guide block and correspondence and moves along its axis, thus drives shift fork to promote synchronizer gear sleeve realization gearshift, and other gear guide blocks are blocked by the boss on interlock board, thus realize block selecting interlocking.The shift interlock of point shell-type speed changer before and after the utility model is applicable to.
Description
Technical field
The utility model relates to a kind of new work transmission gearshift, belongs to design of automobile transmission field.
Background technique
Current domestic medium-sized 6 gear armstrong's patent speed changers, the form of gearshift many employings steel ball, spring and pressing plate realizes interlocking and auto-lock function, this kind of structure majority is applicable to divide shell-type speed changer up and down, shell-type speed changer is divided for front and back, due to the requirement of housing molding process, the structure of traditional steel ball, spring and pressing plate is caused to be difficult to arrange.
Summary of the invention
The technical problems to be solved in the utility model is to provide the shifter of transmission of point shell-type speed changer before and after a kind of being applicable to.
In order to solve the problems of the technologies described above, shifter of transmission of the present utility model comprises interlock board, each gear fork shaft and is fixed on the shift interlock assembly of the guide block formation on fork shaft; Described interlock board is positioned at the top of each gear guide block, and interlock board also can be slided along track by case of transmission rail supported; Interlock board is processed with opening, and the boss below interlock board is positioned at the guide groove on each gear guide block; The two ends of each gear fork shaft are flexibly connected with the front and back shell wall of case of transmission respectively, can move along own axes.
Shifting block is inserted in the guide groove of guide block by the opening on interlock board.When needing gearshift, shifting block moves horizontally promotion interlock board and moves along the direction perpendicular to fork shaft axis.After block selecting puts in place, targeted gear guide block is corresponding with the opening on interlock board, and shifting block rotates the fork shaft promoting targeted gear guide block and correspondence and moves along its axis, thus drives shift fork to promote synchronizer gear sleeve realization gearshift, and other gear guide blocks are blocked by the boss on interlock board, thus realize block selecting interlocking.
Described shift interlock assembly comprises reverse gear fork shaft and the fixed thereon guide block that reverses gear, one or two gear fork shafts and fixed thereon 1 gear guide blocks, three or four gear fork shafts and fixed thereon 34 gear guide blocks.
The two ends of the described fork shaft that reverses gear and the front and back shell wall Spielpassung of case of transmission.
The two ends of described one or two gear fork shafts, three or four gear fork shafts are connected with the front and back shell wall of case of transmission respectively by linear bearing assembly, can effectively reduce fork shaft and shell wall in shift process support between frictional force.
Further, the utility model also comprises changement; Described changement comprises commutation gear fork shaft, commutation gear guide block, commutation guide block, commutation shift fork, pivot; Commutation gear guide block is fixed on commutation gear fork shaft, and the two ends of commutation gear fork shaft are flexibly connected with the front and back shell wall of case of transmission respectively, can move along himself axis; Opening on interlock board and the lug boss position below interlock board correspond to the guide groove of commutation gear guide block; Commutation guide block is fixed on commutation gear fork shaft, and the upper end of commutation shift fork is connected with commutation guide block; Pivot is connected with case of transmission, and the middle part of two arms of commutation shift fork supports with pivot respectively, and commutation shift fork can pivot.
When needing commutation, shifting block moves horizontally promotion interlock board and moves along the direction perpendicular to commutation gear fork shaft axis.When the opening on interlock board aims at the guide groove on commutation gear gearshift guide block, shifting block rotation promotes commutation gear gearshift guide block and the gear fork shaft that commutates moves, thus the top of commutation gear shift fork is promoted by commutation guide block, make commutation keep off shift fork be fulcrum with pivot and rotate around it, realizing commutation gear shift fork fork angular motion direction and commutation, keep off fork shaft moving direction contrary, and realization exceeds the speed limit commutation function.
Further, the utility model also comprises each gear from lock assembly; Described from lock assembly comprise self-lock pin blocking, self-lock pin sleeve, self-lock pin spring, self-lock pin steel ball; Self-lock pin blocking is by screw thread and self-lock pin sleeve connection, and self-lock pin blocks lower end surface and self-lock pin spring contact, and self-lock pin steel ball is pressed on self-lock pin barrel forward end by self-lock pin spring; Self-lock pin sleeve is fixedly connected with case of transmission; Each gear fork shaft all has three self-locking grooves, during neutral, self-lock pin steel ball is pressed in middle self-locking grooves, rear self-lock pin steel ball of having shifted gears press-in left side self-locking grooves or right side self-locking grooves.
During gearshift, targeted gear guide block drives corresponding fork shaft to move, self-locking grooves extruding self-lock pin steel ball on this fork shaft, self-lock pin steel ball press-in left side self-locking grooves (or right side self-locking grooves) after gearshift completes, due to the pressuring action of self-lock pin steel ball, fork shaft play vertically can be prevented, realize the effect of pinning fork shaft, be called the self-locking of fork shaft.
The utility model is not only applicable to 6 gear armstrong's patent speed changers, is also applicable to four gears or eight gear armstrong's patent speed changers etc.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is shifter of transmission schematic diagram of the present utility model.
Fig. 2 is shifter of transmission plan view of the present utility model.
Fig. 3 is that the A-A of Fig. 2 is to sectional view.
Fig. 4 is the enlarged view of commutation gear guide block.
Embodiment
As shown in Figure 1, 2, 3, shifter of transmission of the present utility model comprises shift interlock assembly, changement, respectively keeps off from lock assembly.
Described shift interlock assembly comprises interlock board 1, and reverse gear fork shaft 21, and one or two gear fork shafts 31,34 keep off fork shaft 41, and reverse gear guide block 22, and one or two gear guide blocks 32,34 keep off guide block 42; The fork shaft 21 that reverses gear is fixedly connected with by cotter pin 23 with the guide block 22 that reverses gear, and back fork 24 is fixedly connected with by cotter pin 25 with the fork shaft 21 that reverses gear; To reverse gear the two ends of fork shaft 1 and case of transmission Spielpassung, can move along own axes.One or two gear guide blocks 32 and or two are kept off fork shaft 31 and are connected by cotter pin (not shown), and one or two gear fork shafts 31 and or two are kept off shift fork 34 and are connected by cotter pin 35; The two ends of one or two gear fork shafts 31 coordinate with case of transmission respectively by linear bearing assembly 37,38, can move along own axes.The top of three or four gear shift forks 44 keeps off fork shaft 41 as three or four gear guide blocks 42 by cotter pin (not shown) and three or four and is connected, the two ends of three or four gear fork shafts 41 coordinate with case of transmission respectively by linear bearing assembly 47,48, can move along own axes.Interlock board 1 is positioned at the top of each gear guide block, also can be slided along track by case of transmission rail supported.Interlock board is processed with opening 11 and boss 12 below interlock board 1 is positioned on each gear guide block guide groove (guide groove of each gear guide block is perpendicular to each gear fork shaft axis, guide groove on commutation gear guide block has been shown in Fig. 4, all the other channel configuration are identical), interlock board 1 coordinates with each gear guide block, after ensureing that block selecting puts in place, targeted gear guide block is corresponding with the opening 11 on interlock board 1, and other gear guide blocks are blocked by the boss 12 on interlock board 1, thus realize block selecting interlocking.
Described changement comprises commutation gear fork shaft 51, commutation gear guide block 52, commutation guide block 54, commutation shift fork 56, pivot 561,562; Commutation gear guide block 52 is kept off fork shaft 51 with commutation and is connected by cotter pin 53, and the two ends of commutation gear fork shaft 51 are flexibly connected with case of transmission respectively by linear bearing assembly 58,59, can move along own axes.Opening 11 on interlock board 1 and boss 52 position below interlock board 1 correspond to the guide groove 521 of commutation gear guide block 52; Commutation guide block 54 is fixed on commutation gear fork shaft 51 by cotter pin 55, and is connected with the top bulb 563 of commutation shift fork 56 bottom it; Pivot 561,562 is connected with case of transmission, and the middle part of commutation shift fork 56 two arms supports with pivot 561,562, and commutation shift fork 56 can pivotally 561,562 rotate.
The described fork shaft 21,1 that reverses gear keeps off fork shaft 31,34 and keeps off fork shaft 41 and the gear fork shaft 51 that commutates all has three self-locking grooves.The fork shaft 21,1 that reverses gear gear fork shaft 31,34 keep off on fork shaft 41 from lock assembly with commutate and keep off on fork shaft 51 identical from lock assembly.For commutate gear fork shaft 51 on from lock assembly, as shown in Figure 2, comprise self-lock pin blocking 571, self-lock pin sleeve 572, self-lock pin spring 573, self-lock pin steel ball 574; Self-lock pin blocking 571 is connected with self-lock pin sleeve 572 by screw thread, and self-lock pin blocks 571 lower end surfaces and contacts with self-lock pin spring 573, and self-lock pin steel ball 574 is pressed on self-lock pin sleeve 572 front end by self-lock pin spring 573; Self-lock pin sleeve 572 is fixedly connected with case of transmission.During neutral, self-lock pin steel ball 574 is pressed in middle self-locking grooves; During gearshift, targeted gear guide block drives corresponding fork shaft to move, self-locking grooves extruding self-lock pin steel ball 574 on this fork shaft, self-lock pin steel ball press-in left side self-locking grooves (or right side self-locking grooves) after gearshift completes, due to the pressuring action of steel ball, fork shaft play vertically can be prevented, realize the effect of pinning fork shaft, be called the self-locking of fork shaft.
Claims (6)
1. a shifter of transmission, is characterized in that the shift interlock assembly comprising interlock board (1), each gear fork shaft and be fixed on the guide block formation on fork shaft; Described interlock board (1) is positioned at the top of each gear guide block, and interlock board (1) also can be slided along track by case of transmission rail supported; Interlock board (1) is processed with opening (11), and the boss (52) below interlock board (1) is positioned at the guide groove on each gear guide block; The two ends of each gear fork shaft are flexibly connected with the front and back shell wall of case of transmission respectively, can move along own axes.
2. shifter of transmission according to claim 1, is characterized in that described shift interlock assembly comprises the fork shaft that reverses gear (21) and the guide block that reverses gear (22) fixed thereon, one or two gears fork shaft (31) and fixed thereon 1 gears guide block (32), three or four gears fork shaft (41) and fixed thereon 34 gears guide block (42).
3. shifter of transmission according to claim 2, the two ends of the fork shaft (21) that reverses gear described in it is characterized in that and the front and back shell wall Spielpassung of case of transmission.
4. shifter of transmission according to claim 2, is characterized in that described one or two gears fork shaft (31), the two ends of three or four gears fork shaft (41) is connected with the front and back shell wall of case of transmission respectively by linear bearing assembly.
5. shifter of transmission according to claim 1, characterized by further comprising changement; Described changement comprises commutation gear fork shaft (51), commutation gear guide block (52), commutation guide block (54), commutation shift fork (56), pivot (561,562); Commutation gear guide block (52) is fixed in commutation gear fork shaft (51), and the two ends of commutation gear fork shaft (51) are flexibly connected with the front and back shell wall of case of transmission respectively, can move along himself axis; Opening (11) on interlock board (1) and boss (12) position below interlock board (1) correspond to the guide groove of commutation gear guide block (52); Commutation guide block (54) is fixed in commutation gear fork shaft (51), and the upper end of commutation shift fork (56) is connected with commutation guide block (54); Pivot (561,562) is connected with case of transmission, the middle part of two arms of commutation shift fork (56) supports with pivot (561,562) respectively, and commutation shift fork (56) can pivotally (561,562) be rotated.
6. shifter of transmission according to claim 1, characterized by further comprising each gear from lock assembly; Described from lock assembly comprise self-lock pin blocking (571), self-lock pin sleeve (572), self-lock pin spring (573), self-lock pin steel ball (574); Self-lock pin blocking (571) is connected with self-lock pin sleeve (572) by screw thread, self-lock pin blocking (571) lower end surface contacts with self-lock pin spring (573), and self-lock pin steel ball (574) is pressed on self-lock pin sleeve (572) front end by self-lock pin spring (573); Self-lock pin sleeve (572) is fixedly connected with case of transmission; Each gear fork shaft all has three self-locking grooves, during neutral, self-lock pin steel ball (574) is pressed in middle self-locking grooves, rear self-lock pin steel ball (574) of having shifted gears press-in left side self-locking grooves or right side self-locking grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555298.8U CN204164334U (en) | 2014-09-23 | 2014-09-23 | A kind of shifter of transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420555298.8U CN204164334U (en) | 2014-09-23 | 2014-09-23 | A kind of shifter of transmission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204164334U true CN204164334U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420555298.8U Active CN204164334U (en) | 2014-09-23 | 2014-09-23 | A kind of shifter of transmission |
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| CN (1) | CN204164334U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626858A (en) * | 2016-03-16 | 2016-06-01 | 浙江长泰机械有限公司 | Interlocking plate |
| CN107559417A (en) * | 2017-10-10 | 2018-01-09 | 西安法士特汽车传动有限公司 | Eight flap overgear gearbox gearshift assemblies of gearshift comfort level can be improved |
| CN107989995A (en) * | 2017-11-29 | 2018-05-04 | 江西昌河汽车有限责任公司 | Transmission control and the transmission assembly using the transmission control |
| CN109163085A (en) * | 2018-09-11 | 2019-01-08 | 西安法士特汽车传动有限公司 | A kind of gear selecting gear shifting structure |
| CN110023654A (en) * | 2016-09-29 | 2019-07-16 | 爱信Ai株式会社 | Gearshift for speed changer |
| CN110966405A (en) * | 2019-12-29 | 2020-04-07 | 一汽解放汽车有限公司 | Special integrated gear shifting control mechanism for front and rear split-shell transmission |
-
2014
- 2014-09-23 CN CN201420555298.8U patent/CN204164334U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105626858A (en) * | 2016-03-16 | 2016-06-01 | 浙江长泰机械有限公司 | Interlocking plate |
| CN110023654A (en) * | 2016-09-29 | 2019-07-16 | 爱信Ai株式会社 | Gearshift for speed changer |
| CN107559417A (en) * | 2017-10-10 | 2018-01-09 | 西安法士特汽车传动有限公司 | Eight flap overgear gearbox gearshift assemblies of gearshift comfort level can be improved |
| CN107559417B (en) * | 2017-10-10 | 2023-09-08 | 西安法士特汽车传动有限公司 | Gear shifting assembly capable of improving gear shifting comfort level and used for eight-gear belt overdrive gearbox |
| CN107989995A (en) * | 2017-11-29 | 2018-05-04 | 江西昌河汽车有限责任公司 | Transmission control and the transmission assembly using the transmission control |
| CN109163085A (en) * | 2018-09-11 | 2019-01-08 | 西安法士特汽车传动有限公司 | A kind of gear selecting gear shifting structure |
| CN109163085B (en) * | 2018-09-11 | 2023-12-08 | 西安法士特汽车传动有限公司 | Gear selecting and shifting structure of transmission |
| CN110966405A (en) * | 2019-12-29 | 2020-04-07 | 一汽解放汽车有限公司 | Special integrated gear shifting control mechanism for front and rear split-shell transmission |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |