CN215673310U - Slotted disc type friction plate - Google Patents
Slotted disc type friction plate Download PDFInfo
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- CN215673310U CN215673310U CN202121730951.6U CN202121730951U CN215673310U CN 215673310 U CN215673310 U CN 215673310U CN 202121730951 U CN202121730951 U CN 202121730951U CN 215673310 U CN215673310 U CN 215673310U
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Abstract
The utility model relates to the technical field of friction plates, in particular to a slotted disc type friction plate which is good in heat dissipation effect and prolongs the service life of the friction plate by guiding and discharging dust and heat generated by braking friction through a damping groove arranged on the upper surface of a friction body; the transverse grooves and the longitudinal grooves are alternately arranged on the upper surface of the friction body in a staggered mode, and the upper surface of the friction body is divided into a plurality of small irregular blocks, so that the natural frequency of the disc type friction plate is changed, the shock absorption and noise reduction effects are achieved, and the phenomenon that the friction body is easy to break due to stress concentration is avoided.
Description
Technical Field
The utility model relates to the technical field of friction plates, in particular to a slotted disc type friction plate.
Background
In the brake system of the automobile, the friction plate is an important part in the automobile deceleration equipment, and along with the development of the automobile towards heavy load and high speed, the performance requirement of people on the friction brake material of the automobile is higher and higher. The disc brake is widely applied in the field of commercial vehicles, and the commercial vehicles are characterized by high load, large traffic volume, frequent starting, frequent braking during low-speed downhill and emergency braking during high-speed driving, and have higher requirements on a braking system.
The disc type friction plate in the prior art is generally composed of a steel frame structure or a steel plate, a bonding heat insulation layer and friction blocks, wherein the friction blocks are of a planar fan-shaped structure. In the use, pile up the dust easily on the friction disc, produce metal grinding after the brake drum grinding metal dust accumulation after braking many times and shift, inlay in the clutch blocks surface, strain the brake disc and also shortened the life of friction disc simultaneously greatly, simultaneously, the noise is great in the braking process, and the friction disc heat dissipation is difficult. The lengths of friction plates of urban construction muck dumpers, load trucks and the like are far longer than those of friction plates of common cars, the disc friction in the prior art is applied to heavy trucks and dumpers, and brake pads are easy to break or crack on the surfaces under the conditions, so that high-strength friction plates are urgently needed.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a slotted disc type friction plate which guides and discharges dust and heat generated by braking friction through a damping groove arranged on the upper surface of a friction body, has a good heat dissipation effect and prolongs the service life of the friction plate; the friction plate is characterized in that the friction plate comprises a friction body, a plurality of small irregular blocks are arranged on the friction body, and the friction body is divided into a plurality of transverse grooves and longitudinal grooves which are arranged in a staggered mode.
The technical scheme adopted by the utility model for solving the technical problems is as follows: a slotted disc type friction plate comprises a steel plate and a friction body, wherein the steel plate is bonded to the lower surface of the friction body, a plurality of damping grooves are formed in the upper surface of the friction body, each damping groove comprises transverse grooves and longitudinal grooves which are arranged in a staggered mode, the transverse grooves and the longitudinal grooves extend to the end face of the friction body, and the transverse grooves and the longitudinal grooves divide the upper surface of the friction body into a plurality of small irregular blocks.
As a preferred technical scheme: the friction body is of a fan-shaped structure, five longitudinal grooves are formed and comprise a first groove, a second groove, a third groove, a fourth groove and a fifth groove, the third groove is formed in the center of the friction body, the first groove, the fifth groove, the second groove and the fourth groove are symmetrically distributed on two sides of the third groove, the transverse groove is a sixth groove, the sixth groove is an arc-shaped groove, and the sixth groove is equal to the longitudinal groove in length.
As a preferred technical scheme: the depth of the shock absorption groove does not exceed 2/3 of the thickness of the friction body.
As a preferred technical scheme: the depth of the first groove, the depth of the third groove and the depth of the fifth groove are equal, and the depth of the second groove, the depth of the fourth groove and the depth of the sixth groove are equal.
As a preferred technical scheme: the depth of the first groove, the third groove and the fifth groove is 1/2 of the thickness of the friction body.
As a preferred technical scheme: the depth of the second groove, the fourth groove and the sixth groove is 2/3 of the thickness of the friction body.
As a preferred technical scheme: the cross section of the longitudinal groove is U-shaped, and the central angles of the longitudinal groove are the same.
Compared with the prior art, the slotted disc type friction plate has the beneficial effects that: 1. the friction plate is used for discharging dust and heat generated by braking friction in a guiding manner through the damping grooves formed in the upper surface of the friction body, the heat dissipation effect is good, and the service life of the friction plate is prolonged. 2. The upper surface of the friction body is divided into a plurality of small irregular blocks through the transverse grooves and the longitudinal grooves which are alternately arranged in a staggered mode, so that the natural frequency of the disc type friction plate is changed, the shock absorption and noise reduction effects are achieved, and the phenomenon that the friction body is easy to break due to stress concentration is avoided. 3. The groove III is arranged at the center of the friction body, the groove I, the groove V, the groove II and the groove IV are symmetrically distributed at two sides of the groove III, and the groove VI equally divides all the longitudinal grooves, so that the center of gravity of the friction body is kept at the middle part of the friction body, and the vibration of the friction body is reduced.
Drawings
Fig. 1 is a structural schematic diagram of a slotted disc friction plate according to the present invention.
Fig. 2 is a front view schematically showing the structure of fig. 1.
Fig. 3 is a schematic cross-sectional view of fig. 1.
Description of reference numerals:
in the figure, 1, a friction body, 2, a steel plate, 11 and a groove I; 12. a second groove; 13. a third groove; 14. a fourth groove; 15. a fifth groove; 16. and a sixth groove.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific examples, which are not intended to limit the scope of the utility model.
As shown in fig. 1, 2 and 3, the slotted drum friction plate of this embodiment includes a steel plate 2 and a friction body 1, the steel plate 2 is bonded to a lower surface of the friction body 1, the upper surface of the friction body 2 is provided with a plurality of damping grooves, the damping grooves include transverse grooves and longitudinal grooves which are alternately arranged, the transverse grooves and the longitudinal grooves extend to four end surfaces of the friction body 1, the transverse grooves and the longitudinal grooves divide the upper surface of the friction body into a plurality of small irregular blocks, the longitudinal grooves include five grooves including a groove one 11, a groove two 12 and a groove three 13, the groove III 13 is arranged at the center of the friction body 1, the grooves I11 and V15, the grooves II 12 and V14 are symmetrically distributed on two sides of the groove III 13, the transverse grooves are grooves III 16, the grooves III 16 are arc-shaped grooves, the longitudinal grooves are equally divided by the grooves IV 15, and the depths of the grooves I11, III 13 and V15 are 1/2 of the thickness of the friction body 1; the depth of the second groove 12, the fourth groove 14 and the sixth groove 16 is 2/3 of the thickness of the friction body 1. The cross section of the longitudinal groove is U-shaped, and the central angles of the longitudinal groove are the same.
Furthermore, a plurality of mounting holes are formed in the side portion of the friction body 1, the mounting holes are symmetrically distributed on two sides of the groove III 13, the friction body 1 is mounted through the mounting holes, the mounting holes are symmetrically distributed on two sides of the groove III 13, and the center of the friction body 1 is further kept in the middle of the friction body.
Furthermore, the depth of the damping groove does not exceed 2/3 of the thickness of the friction body, the depths of the first groove 11, the third groove 13 and the fifth groove 15 are equal, the depths of the second groove 12, the fourth groove 14 and the sixth groove 16 are 2/3 of the thickness of the friction body 1, and the depths of the fourth groove 14 and the sixth groove 16 are 2/3 of the thickness of the friction body 1.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (7)
1. A slotted disc friction plate comprises a steel plate and a friction body, wherein the steel plate is bonded on the lower surface of the friction body, and the slotted disc friction plate is characterized in that: the upper surface of the friction body is provided with a plurality of damping grooves, the damping grooves comprise transverse grooves and longitudinal grooves which are arranged in a staggered mode, the transverse grooves and the longitudinal grooves extend to the end face of the friction body, and the transverse grooves and the longitudinal grooves divide the upper surface of the friction body into a plurality of irregular small blocks.
2. A slotted disc friction plate according to claim 1, wherein: the friction body is of a fan-shaped structure, five longitudinal grooves are formed and comprise a first groove, a second groove, a third groove, a fourth groove and a fifth groove, the third groove is formed in the center of the friction body, the first groove, the fifth groove, the second groove and the fourth groove are symmetrically distributed on two sides of the third groove, the transverse groove is a sixth groove, the sixth groove is an arc-shaped groove, and the sixth groove is equal to the longitudinal groove in length.
3. A slotted disc friction plate according to claim 2, wherein: the depth of the first groove, the depth of the third groove and the depth of the fifth groove are equal, and the depth of the second groove, the depth of the fourth groove and the depth of the sixth groove are equal.
4. A slotted disc friction plate according to claim 2, wherein: the depth of the shock absorption groove does not exceed 2/3 of the thickness of the friction body.
5. A slotted disc friction plate according to claim 4, wherein: the depth of the first groove, the third groove and the fifth groove is 1/2 of the thickness of the friction body.
6. A slotted disc friction plate according to claim 5, wherein: the depth of the second groove, the fourth groove and the sixth groove is 2/3 of the thickness of the friction body.
7. A slotted disc friction plate according to claim 2, wherein: the cross section of the longitudinal groove is U-shaped, and the central angles of the longitudinal groove are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730951.6U CN215673310U (en) | 2021-07-28 | 2021-07-28 | Slotted disc type friction plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121730951.6U CN215673310U (en) | 2021-07-28 | 2021-07-28 | Slotted disc type friction plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215673310U true CN215673310U (en) | 2022-01-28 |
Family
ID=79981897
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121730951.6U Active CN215673310U (en) | 2021-07-28 | 2021-07-28 | Slotted disc type friction plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215673310U (en) |
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2021
- 2021-07-28 CN CN202121730951.6U patent/CN215673310U/en active Active
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