CN204610807U - Gearshift positioning mechanism - Google Patents
Gearshift positioning mechanism Download PDFInfo
- Publication number
- CN204610807U CN204610807U CN201420810385.3U CN201420810385U CN204610807U CN 204610807 U CN204610807 U CN 204610807U CN 201420810385 U CN201420810385 U CN 201420810385U CN 204610807 U CN204610807 U CN 204610807U
- Authority
- CN
- China
- Prior art keywords
- gearshift
- shift shaft
- declutch shift
- joint
- mounting hole
- 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.)
- Expired - Fee Related
Links
Landscapes
- Gear-Shifting Mechanisms (AREA)
Abstract
A kind of gearshift positioning mechanism that the utility model provides, comprises the declutch shift shaft be fixedly installed and the shift fork being arranged at described declutch shift shaft, and described shift fork can along the axis of declutch shift shaft with the mode to-and-fro motion of location; Effectively can prevent from occurring catching phenomenon in gearshift position fixing process, ensure the smoothness used, and effectively can extend the working life of declutch shift shaft.
Description
Technical field
The utility model relates to a kind of automotive component, particularly relates to a kind of gearshift positioning mechanism.
Background technique
Motor Vehicle is the main traffic of modern society and means of transportation; And match in order to the power and resistance making Motor Vehicle export in the process of moving, then need to arrange gear.
In prior art, gearshift generally comprises declutch shift shaft and shift fork, declutch shift shaft is connected with shift fork, and shift fork is also connected with synchronizer, in the gearshift position fixing process of prior art, gearshift location is realized by declutch shift shaft to-and-fro motion, but there are the following problems: because declutch shift shaft is active movement, and shift fork is relative movement, therefore, in movement process, declutch shift shaft drives the hoodle motion realizing location, thus easily there is catching phenomenon, use is caused to have some setbacks, under long-time behaviour in service, declutch shift shaft is easily caused to damage, thus affect the working life of declutch shift shaft.
Therefore, need to propose a kind of novel gearshift positioning mechanism, effectively can prevent from occurring catching phenomenon in gearshift position fixing process, ensure the smoothness used, and effectively can extend the working life of declutch shift shaft.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of gearshift positioning mechanism, can effectively prevent from occurring catching phenomenon in gearshift position fixing process, ensures the smoothness used, and effectively can extend the working life of declutch shift shaft.
A kind of gearshift positioning mechanism that the utility model provides, comprises the declutch shift shaft be fixedly installed and the shift fork being arranged at described declutch shift shaft, and described shift fork can along the axis of declutch shift shaft with the mode to-and-fro motion of location; Effectively can prevent from occurring catching phenomenon in gearshift position fixing process, ensure the smoothness used, and effectively can extend the working life of declutch shift shaft.
Further, describedly comprise the first joint and the second joint, described first joint is provided with axis hole perpendicular to the axis of shift fork, described declutch shift shaft is through described axis hole, described first joint is provided with the hoodle with elastic pre-stress, described hoodle in the repeatedly movement process of shift fork along declutch shift shaft be arranged at the gearshift groove snap-fit engagement of declutch shift shaft, by this structure, can lead for the motion of shift fork on the one hand, ensure the smoothness of shift fork motion, on the other hand, drive smooth and easy, pause and transition in rhythm or melody sense is strong, there is good shift feel and registration, prevent the gearshift situation such as not in place from occurring, be beneficial to the smooth and easy long-term operation of speed changer.
Further, described first joint is axially provided with mounting hole, described mounting hole is communicated with axis hole, described hoodle to be arranged in mounting hole and by the spring being arranged at mounting hole provide elastic pre-stress with perpendicular to the axial mode top of shift fork to declutch shift shaft, by this structure, structure is simple, easy to use, and can effectively enhance productivity and installation efficiency; And in the process of motion, drive hoodle active rotation to realize engaging by shift fork to be separated with gearshift groove and with gearshift groove, effectively can to prevent the generation of catching phenomenon, ensure the smoothness of work.
Further, described gearshift groove be declutch shift shaft sidewall radial direction sink formed, and gearshift groove A/F be less than hoodle diameter, by this structure, be beneficial to processing, and ensure gearshift smoothness, effectively can prevent catching phenomenon.
Further, described mounting hole is the bottom that the top end face of the first joint sinks to being formed is the mounting hole of cecum, described spring is arranged at the bottom of mounting hole, described hoodle is between spring and declutch shift shaft, by this structure, the hoodle and spring be beneficial to realizing gearshift location is installed, and ensures the compact type of structure, and the stability of work and validity.
Further, described gearshift groove is at least two, and the opening sidewall of described gearshift groove is arc angling structure, by this structure, can ensure that the engaging that hoodle is happy with gearshift groove and hoodle are separated with gearshift groove, ensure the smoothness of work.
Further, described first joint and the second joint one-body molded, easily manufactured, structural strength is large.
The beneficial effects of the utility model: gearshift positioning mechanism of the present utility model, effectively can prevent from occurring catching phenomenon in gearshift position fixing process, ensure the smoothness used, and effectively can extend the working life of declutch shift shaft; And effectively avoid the positioning element that spring and hoodle are set in addition on miscellaneous part, be beneficial to the integral arrangement of gearshift, structure is compacter, succinct, and effectively reduces manufacturing difficulty, enhances productivity.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further described:
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure, a kind of gearshift positioning mechanism that the utility model provides, comprises the declutch shift shaft 1 be fixedly installed and the shift fork being arranged at described declutch shift shaft 1, and described shift fork can along the axis of declutch shift shaft 1 with the mode to-and-fro motion of location; Effectively can prevent from occurring catching phenomenon in gearshift position fixing process, ensure the smoothness used, and effectively can extend the working life of declutch shift shaft.
In the present embodiment, describedly comprise the first joint 2 and the second joint 7, described first joint is provided with axis hole 8 perpendicular to the axis of shift fork, described declutch shift shaft 1 is through described axis hole 8, described first joint 2 is provided with the hoodle 4 with elastic pre-stress, described hoodle 4 in the repeatedly movement process of shift fork along declutch shift shaft 1 be arranged at gearshift groove 3 snap-fit engagement of declutch shift shaft 1, by this structure, can lead for the motion of shift fork on the one hand, ensure the smoothness of shift fork motion, on the other hand, drive smooth and easy, pause and transition in rhythm or melody sense is strong, there is good shift feel and registration, prevent the gearshift situation such as not in place from occurring, be beneficial to the smooth and easy long-term operation of speed changer.
In the present embodiment, described first joint 2 is axially provided with mounting hole 5, described mounting hole 5 is communicated with axis hole 8, described hoodle 4 to be arranged in mounting hole 5 and to provide elastic pre-stress with the mode top of the axis perpendicular to declutch shift shaft 1 to declutch shift shaft 1 by the spring 6 being arranged at mounting hole 5, by this structure, structure is simple, easy to use, and can effectively enhance productivity and installation efficiency; And in the process of motion, drive hoodle active rotation to realize engaging by shift fork to be separated with gearshift groove and with gearshift groove, effectively can to prevent the generation of catching phenomenon, ensure the smoothness of work.
In the present embodiment, described gearshift groove 3 be declutch shift shaft sidewall radial direction sink formed, and gearshift groove 3 A/F be less than hoodle 4 diameter, by this structure, be beneficial to processing, and ensure gearshift smoothness, effectively can prevent catching phenomenon.
In the present embodiment, described mounting hole 5 is the bottom that the top end face of the first joint 2 sinks to being formed is the mounting hole of cecum, described spring 6 is arranged at the bottom of mounting hole 5, described hoodle is between spring and declutch shift shaft, by this structure, the hoodle and spring be beneficial to realizing gearshift location is installed, ensure the compact type of structure, and work stability and validity, and by the effect of mounting hole, effectively avoid the positioning element that spring and hoodle are set in addition on miscellaneous part, be beneficial to the integral arrangement of gearshift, structure is compacter, succinctly, and effectively reduce manufacturing difficulty, enhance productivity.
In the present embodiment, described gearshift groove 3 is at least two, and the opening sidewall of described gearshift groove 3 is arc angling structure, by this structure, can ensure that the engaging that hoodle is happy with gearshift groove and hoodle are separated with gearshift groove, ensure the smoothness of work.
In the present embodiment, described first joint 2 and the second joint 7 one-body molded, easily manufactured, structural strength is large.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a gearshift positioning mechanism, is characterized in that: comprise the declutch shift shaft be fixedly installed and the shift fork being arranged at described declutch shift shaft, and described shift fork can along the axis of declutch shift shaft with the mode to-and-fro motion of location;
Described shift fork comprises the first joint and the second joint, described first joint is provided with axis hole perpendicular to the axis of shift fork, described declutch shift shaft is through described axis hole, described first joint is provided with the hoodle with elastic pre-stress, described hoodle in the repeatedly movement process of shift fork along declutch shift shaft be arranged at the gearshift groove snap-fit engagement of declutch shift shaft.
2. gearshift positioning mechanism according to claim 1, it is characterized in that: described first joint is axially provided with mounting hole, described mounting hole is communicated with axis hole, described hoodle to be arranged in mounting hole and by the spring being arranged at mounting hole provide elastic pre-stress with perpendicular to the axial mode top of shift fork to declutch shift shaft.
3. gearshift positioning mechanism according to claim 1, is characterized in that: described gearshift groove is that the sidewall radial direction of declutch shift shaft sinks to being formed, and the A/F of gearshift groove be less than hoodle diameter.
4. gearshift positioning mechanism according to claim 2, it is characterized in that: described mounting hole is the bottom that the top end face of the first joint sinks to being formed is the mounting hole of cecum, described spring is arranged at the bottom of mounting hole, and described hoodle is between spring and declutch shift shaft.
5. gearshift positioning mechanism according to claim 2, it is characterized in that: described gearshift groove is at least two, the opening sidewall of described gearshift groove is arc angling structure.
6. gearshift positioning mechanism according to claim 2, is characterized in that: described first joint and the second joint one-body molded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810385.3U CN204610807U (en) | 2014-12-20 | 2014-12-20 | Gearshift positioning mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420810385.3U CN204610807U (en) | 2014-12-20 | 2014-12-20 | Gearshift positioning mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204610807U true CN204610807U (en) | 2015-09-02 |
Family
ID=53963375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420810385.3U Expired - Fee Related CN204610807U (en) | 2014-12-20 | 2014-12-20 | Gearshift positioning mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204610807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333126A (en) * | 2015-11-24 | 2016-02-17 | 滁州悦达实业有限公司 | Assembling tool and method for gearbox shift lever |
-
2014
- 2014-12-20 CN CN201420810385.3U patent/CN204610807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105333126A (en) * | 2015-11-24 | 2016-02-17 | 滁州悦达实业有限公司 | Assembling tool and method for gearbox shift lever |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204610807U (en) | Gearshift positioning mechanism | |
| CN201080542Y (en) | Ultrathin high speed braider driving plate device | |
| CN203532717U (en) | Reversing mechanism of transmission | |
| CN210536422U (en) | Electric push rod device | |
| CN203189525U (en) | Ball nut combined bearing | |
| CN203717883U (en) | Gear selecting and shifting flexible shaft assembly | |
| CN202301898U (en) | Connecting mechanism for rocker arm of speed changing box and variable speed operating flexible shaft | |
| CN202493581U (en) | Main-cone guiding cylindrical roller bearing of truck | |
| CN202170926U (en) | Bearing | |
| CN203297311U (en) | External spline output shaft easy to assemble and operate | |
| CN203312968U (en) | Automobile idling motor | |
| CN204915196U (en) | A drive mechanism for automobile air conditioner control panel | |
| CN201402046Y (en) | Self-lubricating integral driving wheel of sintering pallet | |
| CN202766807U (en) | Oil collector for industrial sewing machine | |
| CN203176177U (en) | Dustproof bearing | |
| CN202215732U (en) | Position on-off gear sensor in automatic transmission | |
| CN204081710U (en) | A kind of electronic lock Novel clutch drive unit | |
| CN208409773U (en) | A kind of 40 electric hammer head anti-loose structures | |
| CN207701709U (en) | A kind of top turn-up mechanism for production line | |
| CN203216169U (en) | Improved electronic expansion valve | |
| CN202756602U (en) | Novel connection mechanism of gear shifting rocker arm of motor and vice shifting fork | |
| CN202392005U (en) | Anti-movement unidirectional wheel | |
| CN201687581U (en) | Axial position control mechanism of automobile electric spray throttle valve | |
| CN202072906U (en) | Curved needle connecting rod device | |
| CN201487026U (en) | Automobile shifting control ball joint assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150902 Termination date: 20211220 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |