CN214367364U - Automobile clutch friction plate - Google Patents
Automobile clutch friction plate Download PDFInfo
- Publication number
- CN214367364U CN214367364U CN202023234224.9U CN202023234224U CN214367364U CN 214367364 U CN214367364 U CN 214367364U CN 202023234224 U CN202023234224 U CN 202023234224U CN 214367364 U CN214367364 U CN 214367364U
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- base
- spring
- clutch
- shaft sleeve
- hub
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Abstract
The utility model provides an automobile clutch friction plate, which comprises a base, a clutch shaft sleeve, a driven disc hub, a spring and friction plates, wherein a plurality of friction plates are fixed at the edge of the base along the same circumferential direction; the clutch shaft sleeve and the driven disc hub are coaxially arranged on the base; the clutch shaft sleeve is positioned between the base and the driven disc hub, a plurality of concave cavities are arranged on the base along the same circumference, the clutch shaft sleeve is provided with a positioning window corresponding to the positions of the concave cavities, the driven disc hub is provided with strip-shaped holes corresponding to the positions of the concave cavities, and the strip-shaped holes are covered with pressing sheets with arched tops to form convex cavities; the spring is positioned in a cavity formed by enclosing the concave cavity and the convex cavity, gaps are reserved between two ends of the spring and the cavity, and the spring is positioned by a positioning window of the clutch shaft sleeve. The utility model discloses can protect the spring of friction disc to make its radial deformation not, guarantee spring shock attenuation effect.
Description
Technical Field
The utility model relates to an automobile clutch friction disc.
Background
The clutch plate is a medium for transmitting the power of an engine to a gearbox, and the clutch adopts the working principle that a pressure plate compresses a clutch friction plate to transmit the power of the engine to the gearbox, wherein the clutch friction plate is arranged between a flywheel and the pressure plate, and the power of the engine is transmitted to the gearbox through a key shaft. The clutch friction plate is a composite material which takes friction as a main function and has structural performance requirements. The friction plate for the automobile mainly adopts asbestos-based friction materials, and gradually generates composite fiber friction materials and ceramic fiber friction materials along with higher and higher requirements on environmental protection and safety.
The spring is arranged on part of the clutch friction plates to reduce radial impact on the gearbox during meshing, in order to provide a pre-positioning space of the spring and limit the spring in a relatively fixed space, pre-positioning holes need to be punched in a driven disc hub, the existing pre-positioning holes are all open structures, spring steel wires are exposed outside, radial deformation is easily generated under the axial compression condition of the clutch friction plates, and the buffering and damping effects of the spring are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an automobile clutch friction disc to the easy radial deformation of spring of solving the friction disc influences the problem of shock attenuation effect.
The utility model provides a following technical scheme:
a friction plate of an automobile clutch comprises a base, a clutch shaft sleeve, a driven disc hub, a spring and friction plates, wherein the friction plates are fixed on the edge of the base along the same circumferential direction, and the friction plates are arranged on the front surface and the back surface of the base; the clutch shaft sleeve and the driven disc hub are coaxially arranged on a base, shaft holes matched with each other are formed in the axes of the base and the driven disc hub, and the clutch shaft sleeve is coaxially arranged in the shaft holes; the clutch shaft sleeve is positioned between the base and the driven hub, a plurality of concave cavities are arranged on the base at intervals along the same circumference, a plurality of positioning windows corresponding to the positions of the concave cavities are arranged on the clutch shaft sleeve, a plurality of strip-shaped holes corresponding to the positions of the concave cavities are arranged on the driven hub, a pressing sheet with an arched top is covered on the strip-shaped holes to form a convex cavity, and the pressing sheet is fixed on the driven hub by rivets; the spring is positioned in a cavity formed by enclosing the concave cavity and the convex cavity, a gap is reserved between the two ends of the spring and the cavity, and the spring is positioned by the positioning window of the clutch shaft sleeve.
Preferably, a plurality of heat dissipation holes are formed in the pressing sheet.
Preferably, the inner side wall of the pressing sheet is covered with a cushion pad, and the end of the spring can press the cushion pad.
Preferably, a heat dissipation notch extending towards the inner side of the base is formed between two adjacent friction plates at the edge of the base.
Preferably, at least one shaft sleeve fixing tongue extending outwards in the radial direction is mounted on the clutch shaft sleeve, the shaft sleeve fixing tongue is clamped between the driven disc hub and the base, and the positioning window is arranged on the shaft sleeve fixing tongue; and the inner circumferential wall of the clutch shaft sleeve is provided with shaft teeth.
Preferably, the driven hub and the base are fixedly connected by rivets.
The utility model has the advantages that:
the utility model discloses a be equipped with the location window on the clutch shaft cover, the spring is positioned in this location window, and leaves the space between the both ends of spring and the both ends in protruding chamber, and when the engine shaft was rotatory, the spring was followed the location window earlier and is removed the one end in the protruding chamber of butt again after one section distance, and it is rotatory to drive the driven plate hub, plays the effect to the radial impact of gearbox when reducing the meshing better.
Set up the bar hole on the driven plate hub, cover the preforming that a top arch-shaped and form protruding chamber on the bar hole, the spring is arranged in this protruding intracavity, and rigid preforming covers the spring, and the protection spring does not produce radial deformation under clutch friction disc pressurized situation, has guaranteed that the spring is alleviated the function of strikeing to the gearbox effectively. The preforming is fixed in on the base by the rivet, and when the preforming is impaired to be out of shape, only change this impaired preforming can, need not change whole driven disk hub, reduced the maintenance cost of part.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the tablet structure of the present invention;
fig. 3 is a schematic structural view of the clutch sleeve of the present invention.
Labeled as: 1. a base; 2. a clutch hub; 3. a driven disc hub; 4. a spring; 5. a friction plate; 6. a heat dissipation notch; 7. riveting; 8. a shaft hole; 9. shaft teeth; 10. the shaft sleeve fixes the tongue; 11. positioning a window; 12. a convex cavity; 13. an arch wall; 14. pressing edges; 15. heat dissipation holes; 16. a cushion pad; 17. and (6) tabletting.
Detailed Description
An automobile clutch friction plate, as shown in fig. 1 to 3, includes a base 1, a clutch hub 2, a driven disc hub 3, a spring 4 and a friction plate 5.
As shown in fig. 1, friction plates 5 are arranged on the front surface and the back surface of the base 1; the friction plates 5 are fixed on the edge of the base 1 along the same circumferential direction, the friction plates 5 are of a fan-shaped structure, and two opposite straight edges of the friction plates 5 form an included angle with the tangent line of the base 1. A heat dissipation notch 6 extending towards the inner side of the base is arranged between two adjacent friction plates 5 on the edge of the base 1, the heat dissipation notch 6 is abutted against the straight edge of the adjacent friction plate, and the heat dissipation notch 6 accelerates heat convection and reduces heat generated by the friction plates.
The clutch shaft sleeve 2 and the driven disc hub 3 are coaxially arranged on the base 1, the base 1 and the driven disc hub 3 are fixedly connected through rivets 7, shaft holes 8 matched with each other are formed in the axle centers of the base 1 and the driven disc hub 3, and the clutch shaft sleeve 2 is coaxially arranged in the shaft holes 8. The clutch shaft sleeve 2 can transmit power to the base 1, shaft teeth 9 are arranged on the inner circumferential wall of the clutch shaft sleeve 2, and a transmission shaft is arranged in the shaft teeth 9 in an engaged mode.
As shown in fig. 3, four sleeve fixing tongues 10 extending radially outward are mounted on the clutch sleeve 2, the sleeve fixing tongues 10 are clamped between the driven disc hub 3 and the base 1, and the sleeve fixing tongues 10 axially position the clutch sleeve 2. A plurality of cavities (not shown in the figure) are arranged on the base 1 at intervals along the same circumference, each shaft sleeve fixing tongue 10 of the clutch shaft sleeve 2 is provided with a positioning window 11 corresponding to the position of the cavity, and the spring 4 is just clamped into the positioning window 11 without a gap from the positioning window 11; the driven hub 3 is provided with a plurality of strip-shaped holes corresponding to the positions of the concave cavities, and the strip-shaped holes are covered with a pressing sheet 17 with an arched top to form a convex cavity 12, namely: the convex cavity 12, the positioning window 11 and the concave cavity are sequentially arranged from top to bottom. The presser plate 17 is fixed to the driven hub 3 by rivets. Spring 4 is located and encloses synthetic cavity by cavity and protruding chamber 12, and leaves the space between spring 4's both ends and this cavity, spring 4 is fixed a position by clutch shaft sleeve's location window 11, when the engine shaft was rotatory promptly, spring 4 follows clutch shaft sleeve 2 synchronous motion a short distance back again butt protruding chamber 12's one end, it is rotatory to drive driven disk hub 3, avoid the rigid drive when starting between pivot and the gearbox, play the effect of impacting the gearbox when reducing the meshing better. The tabletting protection spring 4 does not generate radial deformation under the condition that the clutch friction plate is axially pressed; in addition, the integral convex cavity 12 formed at the top of the pressing sheet 17 is not easy to deform, and has better protection performance compared with a semi-open type guard wall formed by stamping; and the pressing sheet 17 and the driven disc hub 3 are assembled in a split mode, when any one pressing sheet is damaged, only the pressing sheet is replaced independently, and the maintenance cost of parts is reduced.
Specifically, as shown in fig. 2, the pressing piece 17 includes an arch wall 13 located above the strip-shaped hole and a pressing edge 14 horizontally surrounding the arch wall 13, the pressing edge 14 is attached to the surface of the driven hub 3, and the pressing edge 14 is fixed to the driven hub 3 by rivets.
The pressing sheet 17 is provided with a plurality of heat dissipation holes 15 to ensure the timely heat dissipation inside the cavity for accommodating the spring. The inner side wall of the pressing plate 17 is covered with a cushion 16, and when the engine shaft rotates, the end of the spring 4 can press the cushion 16, so that noise generated by collision of the spring 4 and the cavity is reduced.
The working process of the clutch friction plate is as follows: the engine shaft drives the clutch shaft sleeve 2 to rotate, the spring 4 moves for a short distance under the pushing of the positioning window 11 and abuts against one end of the convex cavity 12, the driven disc hub 3 and the base 1 are driven to rotate together, the power of the engine is transmitted to the gearbox, and the impact on the gearbox is relieved. Spring 4 is arranged in the hunch wall below of preforming, and the protection spring does not receive the extrusion and radial deformation, has guaranteed the buffering effect of spring, and integrated into one piece's preforming has improved the support intensity of preforming self.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The friction plate of the automobile clutch is characterized by comprising a base, a clutch shaft sleeve, a driven disc hub, a spring and friction plates, wherein the friction plates are fixed on the edge of the base along the same circumferential direction, and the friction plates are arranged on the front surface and the back surface of the base; the clutch shaft sleeve and the driven disc hub are coaxially arranged on a base, shaft holes matched with each other are formed in the axes of the base and the driven disc hub, and the clutch shaft sleeve is coaxially arranged in the shaft holes; the clutch shaft sleeve is positioned between the base and the driven hub, a plurality of concave cavities are arranged on the base at intervals along the same circumference, a plurality of positioning windows corresponding to the positions of the concave cavities are arranged on the clutch shaft sleeve, a plurality of strip-shaped holes corresponding to the positions of the concave cavities are arranged on the driven hub, a pressing sheet with an arched top is covered on the strip-shaped holes to form a convex cavity, and the pressing sheet is fixed on the driven hub by rivets; the spring is positioned in a cavity formed by enclosing the concave cavity and the convex cavity, a gap is reserved between the two ends of the spring and the cavity, and the spring is positioned by the positioning window of the clutch shaft sleeve.
2. The automobile clutch friction plate of claim 1, wherein a plurality of heat dissipation holes are formed in the pressure plate.
3. The automobile clutch friction plate as described in claim 1, wherein said pressure plate is covered with a cushion on its inner side wall, and ends of said spring press said cushion.
4. The automotive clutch friction plate of claim 1, wherein the edge of the base is provided with a heat-dissipating notch extending inward of the base between two adjacent friction plates.
5. The automotive clutch friction plate of claim 1, wherein the clutch collar has at least one radially outwardly extending collar retention tongue mounted thereon, the collar retention tongue being clamped between the driven plate hub and the base, the collar retention tongue having the locating window disposed thereon; and the inner circumferential wall of the clutch shaft sleeve is provided with shaft teeth.
6. The automotive clutch friction plate of claim 1, wherein the driven hub and the base are fixedly connected by rivets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234224.9U CN214367364U (en) | 2020-12-28 | 2020-12-28 | Automobile clutch friction plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023234224.9U CN214367364U (en) | 2020-12-28 | 2020-12-28 | Automobile clutch friction plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214367364U true CN214367364U (en) | 2021-10-08 |
Family
ID=77949218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023234224.9U Active CN214367364U (en) | 2020-12-28 | 2020-12-28 | Automobile clutch friction plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214367364U (en) |
-
2020
- 2020-12-28 CN CN202023234224.9U patent/CN214367364U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Friction plate of automobile clutch Effective date of registration: 20221013 Granted publication date: 20211008 Pledgee: Yancheng Tinghu District Financing Guarantee Co.,Ltd. Pledgor: JIANGSU MENSCH AUTO PARTS CO.,LTD. Registration number: Y2022320000598 |