Low-noise automobile clutch friction plate

Abstract

The utility model discloses a low-noise automobile clutch friction plate, which belongs to the technical field of clutch friction plates, and adopts the technical scheme that the low-noise automobile clutch friction plate comprises a clutch friction plate structure, the clutch friction plate structure comprises a mounting base plate, and a splined hub is fixedly connected in the mounting base plate; friction plate bodies are fixedly connected to the top and the bottom of the mounting base plate, and a plurality of heat dissipation grooves are formed in the sides, away from the mounting base plate, of the friction plate bodies. The friction plate body comprises a base material layer, a reinforcing layer is arranged on the top of the base material layer, and the problems that an existing low-noise clutch friction plate needs a large friction coefficient in order to guarantee power transmission of an engine, so that the friction plate is heated greatly due to the large friction coefficient, the friction plate is ablated, and the friction plate is damaged are solved. And under the condition that the friction coefficient is large, the wear-resistant rate of the friction plate can be increased, the service life is influenced, and the use effect is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of clutch friction plates, in particular to a low-noise automobile clutch friction plate. Background Art

[0002] The clutch friction plate is the medium for transmitting engine power to the gearbox. The working principle of the clutch is to compress the clutch friction plate through the pressure plate, so that the engine power is transmitted to the gearbox. Among them, the clutch friction plate is installed between the flywheel and the pressure plate, and the engine power is transmitted to the gearbox through the key shaft.

[0003] In order to ensure the power transmission of the engine, the existing low-noise clutch friction plate needs a larger friction coefficient. Therefore, due to its large friction coefficient, the friction plate is heated more, causing friction plate burning. In addition, when the friction coefficient is large, the wear rate of the friction plate will increase, affecting its service life. Utility Model Content

[0004] The utility model provides a low-noise automobile clutch friction plate, aiming to solve the problem that the existing low-noise clutch friction plate needs a larger friction coefficient to ensure the power transmission of the engine. Therefore, due to the larger friction coefficient, the friction plate is heated more, causing the friction plate to burn, and the large friction coefficient will increase the wear rate of the friction plate, affecting the service life and thus affecting the use effect.

[0005] The utility model is realized as follows: a low-noise automobile clutch friction plate comprises a clutch friction plate structure, wherein the clutch friction plate structure comprises a mounting base plate, a spline hub is fixedly connected to the interior of the mounting base plate, a friction plate body is fixedly connected to the top and bottom of the mounting base plate, and a plurality of heat dissipation grooves are provided on a side of the friction plate body away from the mounting base plate;

[0006] The friction plate body comprises a substrate layer, a reinforcement layer is arranged on the top of the substrate layer, a protection layer is arranged on the top of the reinforcement layer, and a stabilizing layer is arranged inside the substrate layer, and the surface of the stabilizing layer contacts the inner wall of the substrate layer.

[0007] In order to achieve the effect of enhancing the heat dissipation performance of the friction plate body, as a preferred low-noise automobile clutch friction plate of the utility model, the number of the heat dissipation grooves is several, and they are opened in a ring shape on the side of the friction plate body away from the mounting substrate, and several heat dissipation holes are opened inside the heat dissipation grooves.

[0008] In order to facilitate air circulation, as a preferred embodiment of a low-noise automobile clutch friction plate of the utility model, two adjacent heat dissipation holes at the top and bottom are connected, and a hole is opened in a ring shape inside the mounting base.

[0009] In order to achieve the effect of connecting the friction plate body with the mounting substrate, as a preferred low-noise automobile clutch friction plate of the utility model, the interior of the friction plate body is provided with a countersunk hole in a ring shape, and the interior of the countersunk hole is provided with a rivet, and the rivet is connected to the mounting substrate on the side close to the mounting substrate.

[0010] In order to achieve the effect of enhancing the use strength of the friction plate main body, as a preferred low-noise automobile clutch friction plate of the utility model, the base layer is composed of asbestos-based material, the stabilizing layer is composed of carbon fiber composite material, and the stabilizing layer is wedge-shaped, and the tip of the stabilizing layer penetrates into the interior of the base layer.

[0011] In order to enhance the high temperature resistance and wear resistance of the friction plate body, as a preferred low-noise automobile clutch friction plate of the utility model, the reinforcing layer is composed of metal ceramic friction material, and the protective layer is composed of polyurethane wear-resistant paint, and is evenly coated on the top of the reinforcing layer.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The low-noise automobile clutch friction plate has a plurality of heat dissipation grooves formed on the friction plate body, so that when the friction plate body contacts the pressure plate, a certain space can be formed between the two at the heat dissipation grooves, so that air can circulate there, thereby achieving the effect of dissipating the heat of the friction plate body, thereby preventing the friction plate body from being ablated due to high temperature. In addition, the protective layer can enhance the wear resistance of the friction plate body, making it less likely for the friction plate body to wear unevenly, thereby avoiding the noise caused by uneven wear. At the same time, the stabilizing layer can enhance the overall strength of the friction plate body, making it less likely to deform, thereby ensuring the use effect. The reinforcing layer can further enhance the high temperature resistance of the friction plate body, thereby preventing it from being thermally deformed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall structure diagram of the low-noise automobile clutch friction plate of the utility model;

[0015] Figure 2 It is an exploded schematic diagram of the friction plate main body in the utility model.

[0016] In the figure, 1. clutch friction plate structure; 101. mounting base plate; 102. spline hub; 103. friction plate body; 2. heat dissipation groove; 3. base material layer; 4. reinforcement layer; 5. protective layer; 6. stabilization layer; 7. heat dissipation hole; 8. rivet. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0018] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0019] See also Figure 1-2 The utility model provides a technical solution: a low-noise automobile clutch friction plate, comprising a clutch friction plate structure 1, the clutch friction plate structure 1 comprising a mounting substrate 101, a spline hub 102 is fixedly connected to the interior of the mounting substrate 101, a friction plate body 103 is fixedly connected to the top and bottom of the mounting substrate 101, and a plurality of heat dissipation grooves 2 are provided on the side of the friction plate body 103 away from the mounting substrate 101;

[0020] The friction plate body 103 includes a substrate layer 3 , a reinforcement layer 4 is arranged on the top of the substrate layer 3 , a protective layer 5 is arranged on the top of the reinforcement layer 4 , and a stabilizing layer 6 is arranged inside the substrate layer 3 , and the surface of the stabilizing layer 6 contacts the inner wall of the substrate layer 3 .

[0021] In this embodiment: a plurality of heat dissipation grooves 2 are opened on the friction plate body 103, so that when the friction plate body 103 contacts the pressure plate, a certain space can be formed between the two at the heat dissipation groove 2, so that air can circulate here, so as to achieve the effect of dissipating heat for the friction plate body 103, thereby avoiding the situation that the friction plate body 103 is ablated due to high temperature, and by setting the protective layer 5, the wear resistance of the friction plate body 103 can be enhanced, so that the friction plate body 103 is not prone to uneven wear, thereby avoiding the situation that noise is generated due to uneven wear, and at the same time, by setting the stabilizing layer 6, the overall strength of the friction plate body 103 can be enhanced, so that it is not easy to deform, thereby ensuring the use effect, and by setting the reinforcing layer 4, the high temperature resistance of the friction plate body 103 can be further improved, so as to achieve the effect of preventing it from thermal deformation.

[0022] As a technical optimization solution of the utility model, there are several heat dissipation grooves 2 , which are arranged in a ring shape on a side of the friction plate body 103 away from the mounting substrate 101 , and several heat dissipation holes 7 are arranged inside the heat dissipation grooves 2 .

[0023] In this embodiment, by providing the heat dissipation holes 7, the upper and lower friction plate bodies 103 can be connected to each other, so that air can circulate on both sides, which has the effect of accelerating heat dissipation.

[0024] As a technical optimization solution of the present invention, two adjacent heat dissipation holes 7 at the top and bottom are connected, and a hole is opened in a ring shape inside the mounting substrate 101 .

[0025] In this embodiment, multiple heat dissipation effects can be achieved by connecting two adjacent heat dissipation holes 7 at the top and bottom and setting preset holes in the mounting substrate 101.

[0026] As a technical optimization solution of the present invention, a countersunk hole is provided in an annular shape inside the friction plate body 103 , and a rivet 8 is provided inside the countersunk hole. The rivet 8 is connected to the mounting substrate 101 on the side close to the mounting substrate 101 .

[0027] In this embodiment, by providing the rivet 8, the friction plate body 103 and the mounting substrate 101 can be connected. Meanwhile, the countersunk hole can prevent the rivet 8 from being exposed and causing friction noise.

[0028] As a technical optimization solution of the utility model, the substrate layer 3 is composed of asbestos-based materials, the stabilizing layer 6 is composed of carbon fiber composite materials, and the stabilizing layer 6 is wedge-shaped, and the tip of the stabilizing layer 6 penetrates deep into the interior of the substrate layer 3.

[0029] In this embodiment: by setting the base material layer 3 to be composed of asbestos-based material, the use effect of the friction plate main body 103 can be guaranteed, and by setting the stabilizing layer 6 to be composed of carbon fiber composite material and coordinating its tip to penetrate into the interior of the base material layer 3, the overall strength of the friction plate main body 103 can be enhanced, making it less likely to deform.

[0030] As a technical optimization solution of the utility model, the reinforcing layer 4 is composed of a metal ceramic friction material, and the protective layer 5 is composed of a polyurethane wear-resistant paint and is evenly coated on the top of the reinforcing layer 4 .

[0031] In this embodiment: by setting the reinforcing layer 4 to be composed of metal ceramic friction material, the high temperature resistance of the friction plate body 103 can be further improved, thereby preventing it from thermal deformation; by setting the protective layer 5 to be composed of polyurethane wear-resistant paint, the wear resistance of the friction plate body 103 can be enhanced, making the friction plate body 103 less prone to uneven wear, thereby avoiding noise caused by uneven wear.

[0032] Working principle: First, through the several heat dissipation grooves 2 opened on the friction plate body 103, when the friction plate body 103 contacts the pressure plate, a certain space can be formed between the two at the heat dissipation groove 2, so that air can circulate here, so as to achieve the effect of dissipating heat for the friction plate body 103, thereby avoiding the friction plate body 103 from being burned due to high temperature, and through the provision of the protective layer 5, the wear resistance of the friction plate body 103 can be enhanced, so that the friction plate body 103 is not prone to uneven wear, thereby avoiding the noise caused by uneven wear, and at the same time, through the provision of the stabilizing layer 6, the overall strength of the friction plate body 103 can be enhanced, so that it is not easy to deform, thereby ensuring the use effect, and through the provision of the reinforcing layer 4, the high temperature resistance of the friction plate body 103 can be further improved, so as to achieve the effect of preventing it from being thermally deformed.

[0033] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-noise automobile clutch friction plate, comprising a clutch friction plate structure (1), characterized in that: The clutch friction plate structure (1) comprises a mounting base (101), a spline hub (102) is fixedly connected to the interior of the mounting base (101), a friction plate body (103) is fixedly connected to the top and bottom of the mounting base (101), and a plurality of heat dissipation grooves (2) are provided on a side of the friction plate body (103) away from the mounting base (101); The friction plate body (103) comprises a substrate layer (3), a reinforcement layer (4) is arranged on the top of the substrate layer (3), a protective layer (5) is arranged on the top of the reinforcement layer (4), and a stabilizing layer (6) is arranged inside the substrate layer (3), and the surface of the stabilizing layer (6) is in contact with the inner wall of the substrate layer (3).

2. A low-noise automobile clutch friction plate according to claim 1, characterized in that: The heat dissipation grooves (2) are multiple in number and are arranged in a ring shape on a side of the friction plate body (103) away from the mounting substrate (101), and multiple heat dissipation holes (7) are arranged inside the heat dissipation grooves (2).

3. A low-noise automobile clutch friction plate according to claim 2, characterized in that: Two adjacent heat dissipation holes (7) at the top and bottom are connected, and a hole is provided in the shape of a ring inside the mounting substrate (101).

4. A low-noise automobile clutch friction plate according to claim 1, characterized in that: The friction plate body (103) is provided with a countersunk hole in the shape of an annular ring inside, and a rivet (8) is provided inside the countersunk hole. The rivet (8) is connected to the mounting substrate (101) at a side close to the mounting substrate (101).

5. The low-noise automobile clutch friction plate according to claim 1, characterized in that: The base material layer (3) is made of asbestos-based material, the stabilizing layer (6) is made of carbon fiber composite material, and the stabilizing layer (6) is arranged in a wedge shape, with the tip of the stabilizing layer (6) penetrating into the interior of the base material layer (3).

6. A low-noise automobile clutch friction plate according to claim 1, characterized in that: The reinforcing layer (4) is made of a metal ceramic friction material, and the protective layer (5) is made of a polyurethane wear-resistant paint and is evenly coated on the top of the reinforcing layer (4).

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