CN204704382U - A kind of shifting-fork gear-shifting assembly - Google Patents
A kind of shifting-fork gear-shifting assembly Download PDFInfo
- Publication number
- CN204704382U CN204704382U CN201520367141.7U CN201520367141U CN204704382U CN 204704382 U CN204704382 U CN 204704382U CN 201520367141 U CN201520367141 U CN 201520367141U CN 204704382 U CN204704382 U CN 204704382U
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- CN
- China
- Prior art keywords
- pivoted arm
- shifting
- fork
- gearshift
- hole post
- 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
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Abstract
The utility model relates to a kind of shifting-fork gear-shifting assembly, comprise gearshift pivoted arm, pivoted arm seam, declutch shift shaft and shift fork, wherein pivoted arm seam is welded to form by rotating shaft, Z-type pivoted arm connecting plate and the little axle of pivoted arm, rotating shaft is flexibly connected with gearshift pivoted arm, the little axle of pivoted arm is flexibly connected with shift fork, and described shift fork is movably connected on declutch shift shaft.Drive pivoted arm seam by pulling gearshift pivoted arm, the little axle of pivoted arm of pivoted arm seam slides in the groove of shift fork, and then driven gear moves on splined shaft.Be furnished with stage clip and steel ball in the spacing hole post of shift fork, with the spacing U slot fit on declutch shift shaft, play the effect that gearshift is spacing; Gearshift pivoted arm adopts Z-type structure, make gearshift space more greatly, more laborsaving.
Description
Technical field
The utility model relates to a kind of vehicle component, especially relates to a kind of shifting-fork gear-shifting assembly of farm machine gearbox.
Background technique
Along with the raising of people's living standard, private car becomes the indispensable traffic tool of living at home gradually.The demand of people to vehicle constantly increases, and requires also to improve constantly, and corresponding vehicle research and development technology is also improving constantly.Gearshift assembly is constituent element important in vehicle speed variation system, and technology reaches its maturity, and structure is increasingly sophisticated, and function is increasingly powerful, and performance is increasingly stable.
Farm machinery also has corresponding speed change request, but compared to vehicular traffic, requires relatively low.Meanwhile, under the prerequisite ensureing gearshift performance, also cost factor should be taken into full account.
Model utility content
The technical problems to be solved in the utility model is to provide simple, the lower-cost shifting-fork gear-shifting assembly of a kind of structure, is applicable to farm machine gearbox, and solves the problem of farm machine gearbox gear slippage and location.
For solving the problems of the technologies described above, the technical solution of the utility model is:
A kind of shifting-fork gear-shifting assembly, comprise gearshift pivoted arm, axle sleeve, pivoted arm seam, declutch shift shaft and shift fork, wherein pivoted arm seam is welded to form by rotating shaft, Z-type pivoted arm connecting plate and the little axle of pivoted arm, rotating shaft is flexibly connected with gearshift pivoted arm, the little axle of pivoted arm is flexibly connected with shift fork, described shift fork is movably connected on declutch shift shaft, pulls gearshift pivoted arm and drives pivoted arm seam to rotate, and then drive shift fork slippage on declutch shift shaft.
Preferably, described shift fork comprises fork body, spacing hole post, axis hole post and groove composition, and spacing hole post is positioned at above fork body, and axis hole post and spacing hole post are criss-crossing, and groove is embedded on axis hole post.
Preferably, described gearshift pivoted arm adopts Z-type structure, pull space more greatly, more laborsaving.
Preferably, the rotating shaft of described pivoted arm seam has been got on the bus U-shaped ring, and in U-shaped ring, assembling O RunddichtringO seals, and it is milling flat that rotating shaft is connected one end with pivoted arm of shifting gears.
Preferably, limited location U groove on described declutch shift shaft, play the effect of gearshift limit, the equal chamfering in U groove both sides, makes gear shift operation easier.
Preferably, described shift fork spacing hole post is built with stage clip and steel ball.
The beneficial effects of the utility model: drive pivoted arm seam by pulling gearshift pivoted arm, the little axle of pivoted arm of pivoted arm seam slides in the groove of shift fork, and then driven gear moves on splined shaft.Be furnished with stage clip and steel ball in the spacing hole post of shift fork, with the spacing U slot fit on declutch shift shaft, play the effect that gearshift is spacing; Gearshift pivoted arm adopts Z-type structure, make gearshift space more greatly, more laborsaving.
Accompanying drawing explanation
Fig. 1 is the exploded perspective view of shifting-fork gear-shifting assembly;
Fig. 2 is pivoted arm seam composition schematic diagram;
Fig. 3 is shift fork composition schematic diagram;
Fig. 4 is declutch shift shaft schematic diagram;
Fig. 5 is shifting-fork gear-shifting component operation schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
A kind of shifting-fork gear-shifting assembly, as shown in Figure 1, Figure 2, Figure 3 shows, comprise gearshift pivoted arm 1, axle sleeve 2, pivoted arm seam 3, declutch shift shaft 4 and shift fork 5, wherein pivoted arm seam 3 is welded to form by rotating shaft 31, Z-type pivoted arm connecting plate 32 and the little axle 33 of pivoted arm, shift fork 5 comprises fork body 51, spacing hole post 52, axis hole post 53 and groove 54 and forms, spacing hole post 52 is positioned at above fork body 51, and axis hole post 53 and spacing hole post 52 are in criss-crossing, and groove 54 is embedded on axis hole post 53.
Axle sleeve 2 is fastened on gearshift pivoted arm 1 by M8 nut 6, φ 8 bullet pad 7, φ 8 plain cushion and M8*40 bolt 9, and the rotating shaft 31 of pivoted arm seam 3 is flexibly connected by axle sleeve 2 with gearshift pivoted arm 1, and the little axle 33 of pivoted arm of pivoted arm seam 3 is flexibly connected with the groove 54 of shift fork 5.
Preferably, gearshift pivoted arm 1 adopt Z-type structure, pull space more greatly, more laborsaving.
Preferably, on declutch shift shaft 4, limited location U annular groove, plays position-limiting action, and there is chamfering U annular groove both sides, easier during gearshift, as shown in Figure 4.
Preferably, the pivoted arm connecting plate 32 of pivoted arm seam 3 adopts Z-type structure, space pivoted arm circular movement is converted to the straight line sliding motion of shift fork 5 on declutch shift shaft 4.
Preferably, the rotating shaft 31 of pivoted arm seam 3 has three U-shaped rings 34, in U-shaped ring, assembling O RunddichtringO can ensure sealing, prevents leakage of oil.
Shift fork 5 is movably connected on declutch shift shaft 4 by axis hole post 53, shift fork 5 can being axially free to slide at declutch shift shaft 4, the spacing hole post 52 of shift fork 5 is built with stage clip 10 and steel ball 11, when sliding into the U annular groove on declutch shift shaft 4 when shift fork 5, stage clip 10 is upspring, steel ball 11 is stuck in U annular groove, plays the role of positioning.
Pull gearshift pivoted arm 1 and drive pivoted arm seam 3, the little axle 33 of pivoted arm of pivoted arm seam 3 slides in the groove 54 of shift fork 5, and then driven gear moves on splined shaft, with reference to Fig. 5.
The above, be only embodiment of the present utility model, but protection domain of the present utility model is not limited thereto, and any change of expecting without creative work or replacement, all should be encompassed within protection domain of the present utility model.Therefore, the protection domain that protection domain of the present utility model should limit with claims is as the criterion.
Claims (6)
1. a shifting-fork gear-shifting assembly, it is characterized in that: comprise gearshift pivoted arm, axle sleeve, pivoted arm seam, declutch shift shaft and shift fork, wherein pivoted arm seam is welded to form by rotating shaft, Z-type pivoted arm connecting plate and the little axle of pivoted arm, rotating shaft is flexibly connected with gearshift pivoted arm, the little axle of pivoted arm is flexibly connected with shift fork, and described shift fork is movably connected on declutch shift shaft.
2. shifting-fork gear-shifting assembly according to claim 1, is characterized in that: described shift fork comprises fork body, spacing hole post, axis hole post and groove composition, and spacing hole post is positioned at above fork body, and axis hole post and spacing hole post are criss-crossing, and groove is embedded on axis hole post.
3. shifting-fork gear-shifting assembly according to claim 1, is characterized in that: described gearshift pivoted arm adopts Z-type structure.
4. shifting-fork gear-shifting assembly according to claim 1, is characterized in that: the rotating shaft of described pivoted arm seam has been got on the bus U-shaped ring, and it is milling flat that rotating shaft is connected one end with gearshift pivoted arm.
5. shifting-fork gear-shifting assembly according to claim 1, is characterized in that: limited location U groove on described declutch shift shaft, the equal chamfering in U groove both sides.
6. shifting-fork gear-shifting assembly according to claim 2, is characterized in that: described shift fork spacing hole post is built with stage clip and steel ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367141.7U CN204704382U (en) | 2015-05-29 | 2015-05-29 | A kind of shifting-fork gear-shifting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520367141.7U CN204704382U (en) | 2015-05-29 | 2015-05-29 | A kind of shifting-fork gear-shifting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204704382U true CN204704382U (en) | 2015-10-14 |
Family
ID=54284001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520367141.7U Expired - Fee Related CN204704382U (en) | 2015-05-29 | 2015-05-29 | A kind of shifting-fork gear-shifting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204704382U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286821A (en) * | 2015-05-29 | 2017-01-04 | 安徽赛威机械有限公司 | A kind of shifting-fork gear-shifting assembly |
-
2015
- 2015-05-29 CN CN201520367141.7U patent/CN204704382U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106286821A (en) * | 2015-05-29 | 2017-01-04 | 安徽赛威机械有限公司 | A kind of shifting-fork gear-shifting assembly |
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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: 20151014 Termination date: 20210529 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |