CN206000989U - A kind of automobile gear shift cam - Google Patents
A kind of automobile gear shift cam Download PDFInfo
- Publication number
- CN206000989U CN206000989U CN201620736565.0U CN201620736565U CN206000989U CN 206000989 U CN206000989 U CN 206000989U CN 201620736565 U CN201620736565 U CN 201620736565U CN 206000989 U CN206000989 U CN 206000989U
- Authority
- CN
- China
- Prior art keywords
- hole
- cam
- axis hole
- pin
- king
- 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
- Mechanical Operated Clutches (AREA)
Abstract
The utility model discloses a kind of automobile gear shift cam, including body, king's word groove, pin-and-hole, external cam, inner cam and axis hole, the outer surface of the body is provided with king's word groove, king's word groove runs through body, the surface of body is additionally provided with pin-and-hole, and pin-and-hole is circular configuration, and body is run through；Parcel is fixed by external cam in the outside of the body, and the surface of external cam is provided with gear hobbing, is provided with through hole in external cam, and external cam is run through by through hole with body；The inside fixed installation inner cam of the body, body and inner cam fix welding, inner cam be provided centrally with axis hole, pin-and-hole is all connected with axis hole with through hole.This automobile gear shift cam, axis hole are hollow cylindrical structure, and the inner liner of axis hole, the lateral wall of bushing are contacted with the inner tight of axis hole so which can be fitted close shift fork axle, ensure that gearshift is stable, reduce abrasion, increases the service life.
Description
Technical field
The utility model is related to technical field of automobile parts, specifically a kind of automobile gear shift cam.
Background technology
Cam is selected as gearshift as an important component part in car transmissions, obtain updating and
Development, this cam use in the vehicle of manual gear part, update with the improvement of gearshift, and existing cam due to
Self structure reason cooperation defective tightness often with shifting axle, easily loosens in shift process, impact gearshift stability, draws
Play cam and shift fork axle abrasion.
At present, the mechanical type manual speed-changer block selecting function on market is to rely on two springs of setting in control shaft mostly
Come realized, gearshift function is exactly that the control arm by being fixed with locking pin in control shaft coordinates each gear to the different return spring of power
Shifting block, the part such as shift fork axle to be realizing, although with low cost, but shortcoming is also a lot, such as assemble complicated, number of parts is many,
Reliability is not high, coordinate design difficulty, size chain length, the low problem of reliability.
Utility model content
The purpose of this utility model is to provide a kind of automobile gear shift cam, to solve proposition in above-mentioned background technology
Problem.
For achieving the above object, the utility model provides following technical scheme：
A kind of automobile gear shift cam, including body, king's word groove, pin-and-hole, external cam, inner cam and axis hole, described
The outer surface of body is provided with king's word groove, and king's word groove runs through body, and the surface of body is additionally provided with pin-and-hole, and pin-and-hole is circular knot
Structure, body is run through；Parcel is fixed by external cam in the outside of the body, and the surface of external cam is provided with gear hobbing, outside
Through hole is provided with cam, and external cam is run through by through hole with body；The inside fixed installation inner cam of the body, body
With inner cam fix welding, inner cam be provided centrally with axis hole, pin-and-hole is all connected with axis hole with through hole；The body warp
Machining process is crossed, its two ends is provided with the locking face that reverses gear, the locking face that reverses gear at two ends forms 250 degree of angle.
As further program of the utility model：The body adopts Carburization Treatment, and its surface is through desalt processing, table
Surface roughness is 0.8.
As further program of the utility model：The axis hole is hollow cylindrical structure, the inner liner of axis hole,
The lateral wall of bushing is contacted with the inner tight of axis hole.
As further program of the utility model：The surface of the gear hobbing is designed through arc transition.
Compared with prior art, the utility model beneficial effect：
This automobile gear shift cam, body adopt Carburization Treatment, and its surface increases its hardness, surface through desalt processing
Roughness is 0.8, improves the abrasion resistance of body, strengthens overall rigidity；Axis hole is hollow cylindrical structure, axis hole
Inner liner, the lateral wall of bushing are contacted with the inner tight of axis hole so which can be fitted close shift fork axle, ensure that gearshift is steady
Fixed, reduce abrasion, increase the service life；The surface of gear hobbing is designed through arc transition so that gearshift more steadily, increased and change
The stability of gear, reduces the abrasion between body and shift fork head.
Description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
In figure：1- cam body, 2- king's word groove, 3- pin-and-hole, 4- gear hobbing, 5- through hole, 6- external cam, 7- locating slot, 8-
Inner cam, 9- axis hole, 10- reverse gear locking face.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Fig. 1 is referred to, in the utility model embodiment, a kind of automobile gear shift cam, including body 1, king's word groove 2, pin
Hole 3, external cam 6, inner cam 8 and axis hole 9, the outer surface of body 1 are provided with king's word groove 2, and body 1 adopts Carburization Treatment,
Its surface increases its hardness through desalt processing, and surface roughness is 0.8, improves the abrasion resistance of body 1, strengthens entirety
Rigidity；King's word groove 2 runs through body 1, and the surface of body 1 is additionally provided with pin-and-hole 3, and pin-and-hole 3 is circular configuration, and body 1 is run through；
Parcel is fixed by external cam 6 in the outside of body 1, and the surface of external cam 6 is provided with gear hobbing 4, and the surface of gear hobbing 4 is through circular arc
Transition Design so that gearshift more steadily, increased the stability of gearshift, reduce the abrasion between body 1 and shift fork head；Outward
Through hole 5 is provided with portion's cam 6, and external cam 4 is run through by through hole 5 with body 1；The inside fixed installation inner cam of body 1
8, body 1 and inner cam 8 fix welding, inner cam 8 be provided centrally with axis hole 9, axis hole 9 is tied for hollow cylinder
Structure, the inner liner of axis hole 9, the lateral wall of bushing are contacted with the inner tight of axis hole 9 so which can be fitted close shift fork
Axle, guarantee gearshift are stable, reduce abrasion, increase the service life；Pin-and-hole 3 is all connected with axis hole 9 with through hole 5；Pin-and-hole 3 is used for installing
Grafting pin, body 1 are processed through machining, and its two ends is provided with the locking face 10 that reverses gear, and the locking face 10 that reverses gear at two ends forms 250 degree
Angle, entered from double inclined plane and be changed into side for inclined-plane, opposite side is eliminated shifting block and snaps in the wind between two shifting block inclined-planes for facing directly
Danger.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, this practicality can be realized in other specific forms new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type is by claims rather than described above is limited, it is intended that the containing of equivalency that will fall in claim
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as restriction
Involved claim.
Moreover, it will be appreciated that although this specification is been described by according to embodiment, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical scheme in each embodiment can also form those skilled in the art through appropriately combined
Understandable other embodiment.
Claims (4)
1. a kind of automobile gear shift cam, including body (1), king's word groove (2), pin-and-hole (3), external cam (6), inner cam
And axis hole (9) (8), it is characterised in that：The outer surface of body (1) is provided with king's word groove (2), and king's word groove (2) runs through body
(1), the surface of body (1) is additionally provided with pin-and-hole (3), and pin-and-hole (3) is circular configuration, and body (1) is run through；Body (1)
Outside by the fixing parcel of external cam (6), the surface of external cam (6) is provided with gear hobbing (4), and external cam (6) is upper to be arranged
There is through hole (5), external cam (6) is run through by through hole (5) with body (1)；The inside fixed installation inner cam of body (1)
(8), the fixing welding of body (1) and inner cam (8), inner cam (8) be provided centrally with axis hole (9), pin-and-hole (3) and through hole
(5) all connect with axis hole (9)；Body (1) is processed through machining, and its two ends is provided with the locking face that reverses gear (10), two ends
The locking face that reverses gear (10) form 250 degree of angle.
2. a kind of automobile gear shift cam according to claim 1, it is characterised in that：Described body (1) is using at carburizing
Reason, through desalt processing, surface roughness is 0.8 on its surface.
3. a kind of automobile gear shift cam according to claim 1, it is characterised in that：Axis hole (9) are hollow circle
Column structure, the inner liner of axis hole (9), the lateral wall of bushing are contacted with the inner tight of axis hole (9).
4. a kind of automobile gear shift cam according to claim 1, it is characterised in that：The surface of gear hobbing (4) is passed through
Arc transition is designed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736565.0U CN206000989U (en) | 2016-07-08 | 2016-07-08 | A kind of automobile gear shift cam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620736565.0U CN206000989U (en) | 2016-07-08 | 2016-07-08 | A kind of automobile gear shift cam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206000989U true CN206000989U (en) | 2017-03-08 |
Family
ID=58201021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620736565.0U Expired - Fee Related CN206000989U (en) | 2016-07-08 | 2016-07-08 | A kind of automobile gear shift cam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206000989U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547931A (en) * | 2018-04-26 | 2018-09-18 | 重庆青山工业有限责任公司 | Automotive transmission king's word slot and its production method |
-
2016
- 2016-07-08 CN CN201620736565.0U patent/CN206000989U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108547931A (en) * | 2018-04-26 | 2018-09-18 | 重庆青山工业有限责任公司 | Automotive transmission king's word slot and its production method |
| CN108547931B (en) * | 2018-04-26 | 2023-10-31 | 重庆青山工业有限责任公司 | Automobile transmission Wang Zicao |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206000989U (en) | A kind of automobile gear shift cam | |
| CN102954209B (en) | Automobile transmission gear interlocking device | |
| CN206175509U (en) | Universal joint | |
| CN103216523B (en) | Ball screw combination bearing | |
| CN107313822B (en) | Rocker arm with oil storage tank | |
| CN206054679U (en) | A kind of gear | |
| CN205715223U (en) | A kind of split mate gear shaft assembly | |
| CN204023133U (en) | Weaving loom weft cutter cam connecting rod | |
| CN205089790U (en) | Ball pin | |
| CN209180310U (en) | A kind of jackshaft retarder and the vehicle with it | |
| CN107664192A (en) | A kind of special durable type helical gear structure | |
| JP3154421U (en) | Ball joint for vehicle | |
| CN206468802U (en) | A kind of automobile gear shift shifting block | |
| CN203681198U (en) | Stabilizer bar pull rod | |
| CN204851354U (en) | Valve push rod head | |
| CN205554306U (en) | Five circular arc raceway rack lead screws | |
| CN105240516B (en) | A kind of gearshift for structure of being reversed gear with anti-error extension | |
| CN207348921U (en) | A kind of oil passage to rocker shaft optimizes structure | |
| CN204061603U (en) | Stealthy oil channel type universal-joint cross trunnion | |
| CN207814258U (en) | A kind of gear structure assembly connection axis | |
| CN205605766U (en) | Heavy truck inter axle differential casing assembly | |
| CN219406584U (en) | Novel hydraulic circulating ball steering gear rotary valve structure | |
| CN207997903U (en) | A kind of automobile primary nation eliminates | |
| CN203780603U (en) | Spherical shell for automobile | |
| CN207594732U (en) | A kind of gear-shifting rocker arm 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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170308 Termination date: 20200708 |