Brake disc assembly adopting paper-based friction plate weight reduction structure

Abstract

The utility model relates to a brake disc assembly adopting a paper-based friction plate weight reduction structure, which belongs to the technical field of friction plates and comprises a friction disc, a paper-based lining bonded with the friction disc is arranged at the front end of the friction disc, an inner gear ring is arranged in the friction disc, a groove is arranged between the inner gear ring and the friction disc, and the paper-based lining is arranged in the groove. A groove is formed in the friction disc, a plurality of annularly-distributed light-weight oil passing holes are formed in the groove, a sleeve flange communicated with the inner gear ring is arranged at the rear end of the friction disc, and a plurality of inner hexagon screws communicated with the bottom face of the groove are arranged on the sleeve flange. The device has the characteristics of compact structure, good operation stability and long service life. The problems of reducing the weight of the structure and ensuring the structural strength are solved. The heat dissipation efficiency is improved, the situation of abrasive dust blockage caused by long-term braking abrasion is avoided, and it is guaranteed that the thickness of the effective braking friction face of the paper-based friction plate in the brake disc is uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of friction plates, in particular to a brake disc assembly with a paper-based friction plate weight reduction structure. Background Art

[0002] Automobile brakes are very important components in automobile structure, and their performance has a great impact on driving safety. The friction between the brake disc and the friction pad has a great impact on the performance and service life of the brake.

[0003] Paper-based friction plates are mainly composed of fibers, binders, fillers, and friction performance regulators. They are usually manufactured by papermaking and are also called paper-based friction materials. They are widely used in various heavy-duty vehicles and engineering vehicles due to their high friction coefficient, stable friction performance, adjustable dynamic and static friction coefficient ratio, good wear resistance, and high energy absorption capacity. Summary of the invention

[0004] The utility model mainly solves the deficiencies existing in the prior art and provides a brake disc assembly adopting a paper-based friction plate weight reduction structure, which has the characteristics of compact structure, good operation stability and long service life. It solves the problem of structural weight reduction and ensuring structural strength. It improves the heat dissipation efficiency, avoids the situation of wear debris blockage caused by long-term braking wear, and ensures that the thickness of the effective braking friction surface of the paper-based friction plate in the brake disc is uniform.

[0005] The above technical problems of the utility model are mainly solved by the following technical solutions:

[0006] A brake disc assembly adopting a paper-based friction plate weight reduction structure comprises a friction disc, wherein a paper-based lining bonded to the friction disc is provided at the front end of the friction disc, an inner gear ring is provided inside the friction disc, a groove is provided between the inner gear ring and the friction disc, a plurality of lightweight oil holes distributed in an annular shape are provided on the groove, a sleeve flange connected to the inner gear ring is provided at the rear end of the friction disc, and a plurality of hexagon socket screws penetrating the bottom surface of the groove are provided on the sleeve flange.

[0007] Preferably, a plurality of lightweight annular grooves communicating with the lightweight oil holes are provided between two adjacent lightweight oil holes.

[0008] Preferably, cylindrical pins are provided on the left and right sides of the sleeve flange for inserting and connecting with the friction disk for positioning.

[0009] Preferably, the cylindrical pin passes through the sleeve flange, and the insertion depth of the cylindrical pin is 40% to 60% of the thickness of the friction disc.

[0010] Preferably, a plurality of oil grooves are provided on the paper-based lining sheet, and the oil grooves form waffle grooves, diamond grid grooves, radial grooves, annular inclined grooves, spiral grooves or arc grooves on the paper-based lining sheet.

[0011] The utility model can achieve the following effects:

[0012] The utility model provides a brake disc assembly adopting a paper-based friction plate weight reduction structure, which has the characteristics of compact structure, good operation stability and long service life compared with the prior art. The problem of structural weight reduction and ensuring structural strength is solved. The heat dissipation efficiency is improved, the situation of wear debris blockage caused by long-term braking wear is avoided, and the thickness of the effective braking friction surface of the paper-based friction plate in the brake disc is ensured to be uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a rear view structural schematic diagram of the utility model.

[0014] Figure 2 It is a structural sectional view of the utility model.

[0015] Figure 3 It is a front view structural schematic diagram of the utility model.

[0016] In the figure: friction plate 1, groove 2, hexagon socket screw 3, lightweight oil hole 4, sleeve flange 5, lightweight annular groove 6, cylindrical pin 7, inner gear ring 8, paper-based lining 9, oil groove 10. DETAILED DESCRIPTION

[0017] The technical solution of the utility model is further specifically described below through embodiments and in conjunction with the accompanying drawings.

[0018] Example: Figure 1 , Figure 2 and Figure 3 As shown, a brake disc assembly adopting a paper-based friction plate weight reduction structure comprises a friction disc 1, a front end of the friction disc 1 is provided with a paper-based lining 9 bonded to the friction disc 1, and the paper-based lining 9 is provided with 118 oil grooves 10, and the oil grooves 10 form waffle grooves, diamond grid grooves, radial grooves, annular bevel grooves, spiral grooves or arc grooves on the paper-based lining 9. An inner gear ring 8 is provided inside the friction disc 1, and a groove 2 is provided between the inner gear ring 8 and the friction disc 1, and 12 light oil holes 4 distributed in an annular manner are provided on the groove 2, and two light annular grooves 6 connected to the light oil holes 4 are provided between two adjacent light oil holes 4. A sleeve flange 5 connected to the inner gear ring 8 is provided at the rear end of the friction disc 1, and two hexagon socket screws 3 distributed symmetrically and intersecting the bottom surface of the groove 2 are provided on the sleeve flange 5. Cylindrical pins 7 for inserting and connecting with the friction disc 1 for positioning are provided on the left and right sides of the sleeve flange 5. The cylindrical pin 7 passes through the sleeve flange 5 , and the insertion depth of the cylindrical pin 7 is 50% of the thickness of the friction disc 1 .

[0019] In summary, the brake disc assembly with a paper-based friction plate weight reduction structure has the characteristics of compact structure, good operating stability and long service life. It solves the problem of structural weight reduction and ensuring structural strength. It improves the heat dissipation efficiency, avoids the blockage of wear debris caused by long-term braking wear, and ensures that the thickness of the effective braking friction surface of the paper-based friction plate in the brake disc is uniform.

[0020] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numerals in the claims should not be regarded as limiting the claims involved.

[0021] In summary, the above description is only a specific embodiment of the present invention, but the structural features of the present invention are not limited thereto. Any changes or modifications made by any technician in the field of the present invention are included in the patent scope of the present invention.

Claims

1. A brake disc assembly using a paper-based friction plate weight reduction structure, characterized in that: The invention comprises a friction disc (1), wherein the front end of the friction disc (1) is provided with a paper-based lining (9) bonded to the friction disc (1), an inner gear ring (8) is provided inside the friction disc (1), a groove (2) is provided between the inner gear ring (8) and the friction disc (1), a plurality of light oil holes (4) distributed in an annular shape are provided on the groove (2), and a sleeve flange (5) connected to the inner gear ring (8) is provided at the rear end of the friction disc (1), and a plurality of hexagon socket screws (3) intersecting the bottom surface of the groove (2) are provided on the sleeve flange (5).

2. The brake disc assembly using a paper-based friction plate weight reduction structure according to claim 1 is characterized in that: A plurality of lightweight annular grooves (6) connected to the lightweight oil passage holes (4) are provided between two adjacent lightweight oil passage holes (4).

3. The brake disc assembly using a paper-based friction plate weight reduction structure according to claim 1 is characterized in that: The sleeve flange (5) is provided with cylindrical pins (7) on the left and right sides thereof for inserting and connecting with the friction disc (1) for positioning.

4. The brake disc assembly using a paper-based friction plate weight reduction structure according to claim 3 is characterized in that: The cylindrical pin (7) passes through the sleeve flange (5), and the insertion depth of the cylindrical pin (7) is 40% to 60% of the thickness of the friction disc (1).

5. The brake disc assembly using a paper-based friction plate weight reduction structure according to claim 1 is characterized in that: A plurality of oil grooves (10) are provided on the paper-based lining sheet (9), and the oil grooves (10) form waffle grooves, diamond-shaped grid grooves, radial grooves, annular inclined grooves, spiral grooves or arc grooves on the paper-based lining sheet (9).

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