310-specification large-torque reinforced clutch driven disc assembly

Abstract

The utility model belongs to the field of automobile key parts, and discloses a 310-specification large-torque reinforced clutch driven plate assembly which comprises a driven plate body, a spring piece body arranged on the periphery of the driven plate body, a plate hub core body arranged in the center of the driven plate body, and a friction plate assembly arranged on the periphery of the spring piece body. The friction plate assembly and the spring piece body are connected through the friction plate rivet, the driven plate hub assembly is arranged between the spring piece body and the vibration reduction plate and is of a double-plate type structure, the driven plate body, the driven plate hub assembly and the vibration reduction plate are connected through a plurality of vibration reduction springs, and the vibration reduction springs are evenly distributed along the circumference. The driven disc hub assembly and the disc hub core body are in tooth-shaped meshing transmission through the inner spline and the outer spline. According to the 310-specification large-torque reinforced clutch driven disc assembly, a conventional single-piece type driven disc hub structure is changed into a double-piece type driven disc hub and friction plate sticky lining structure, and torque is transmitted more stably and reliably in the vehicle running process.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of automobile key spare parts, especially a kind of 310 specification big torque reinforced clutch driven plate assembly. BACKGROUND

[0002] In the automobile drive train, clutch is mainly used to transmit and cut off the power generated by engine, maintain normal driving of vehicle;Whether the working performance of clutch is safe and stable directly influences the starting, braking, driving performance of vehicle in use process.

[0003] With the continuous development of domestic and foreign automobile industry, automobile manufacturing technology is more mature, clutch is more compact and perfect in space and structure design, and the use requirement of clutch is higher and higher. At present, the conventional 310 specification (12 inches) clutch product of domestic clutch manufacturer is based on conventional vehicle type matching, driven plate assembly is designed with conventional single-piece driven plate hub structure, mainly considering larger limit torque, and clutch driven plate assembly does not consider the stability of transmission torque capacity and use strength too much. Especially when vehicle load increases, driven plate assembly is impacted by overload in driving process, the limitation of conventional single-piece driven plate hub structure cannot provide greater torque, and driven plate hub is easily broken, thereby leading to clutch assembly failure phenomenon. Because of long-time overload operation, the stability and reliability of clutch cannot meet the use demand of customer, so a new device needs to be designed. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of 310 specification big torque reinforced clutch driven plate assembly to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of 310 specification big torque reinforced clutch driven plate assembly, including driven plate body, the driven plate body is provided with spring leaf body outside, the driven plate body and the spring leaf body are connected by spring leaf rivet, the driven plate body center is provided with hub core body, the driven plate body front is provided with damping disc, further including the friction plate assembly that the spring leaf body is provided with outside, the friction plate assembly and the spring leaf body are connected by friction plate rivet, spring leaf body and the damping disc between the driven plate hub assembly are provided, the driven plate hub assembly adopts double-piece structure, the driven plate body, the driven plate hub assembly and the damping disc are connected by several damping springs, the damping spring group is evenly distributed along circumference, the driven plate hub assembly and the hub core body are driven by internal and external spline tooth shape engagement.

[0007] Further, the driven disc hub assembly comprises a second disc hub and a third disc hub which are symmetrically arranged, the second disc hub and the third disc hub are connected in periphery by a disc hub rivet, a fourth disc hub is arranged between the second disc hub and the third disc hub, the fourth disc hub is connected with the second disc hub and the third disc hub by a pre-reduction spring set, and the pre-reduction spring set is uniformly distributed along the periphery.

[0008] Further, the pre-reduction spring set comprises a fourth spring, a fifth spring and a sixth spring, the sixth spring is sleeved in the fifth spring and has opposite rotation directions, and the fifth spring and the fourth spring are uniformly and spacedly distributed along the periphery.

[0009] Further, the friction plate assembly comprises friction linings, and the friction linings are uniformly distributed with a plurality of friction plate bodies along the periphery.

[0010] Further, the second disc hub and the third disc hub are made of SPHC material which is carbon-nitrogen co-quenched.

[0011] Compared with the prior art, the beneficial effects are:

[0012] The conventional single-piece driven disc hub structure is changed into a double-piece driven disc hub plus friction plate adhesive lining structure, so that the torque can be more stably and reliably transmitted during vehicle driving. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is a structural schematic view of a 310-specification large-torque reinforced clutch driven disc assembly according to the present application;

[0014] Figure 2 is an A-A sectional view of the 310-specification large-torque reinforced clutch driven disc assembly according to the present application;

[0015] Figure 3 is an elevation view of a driven disc hub assembly of the 310-specification large-torque reinforced clutch driven disc assembly according to the present application;

[0016] Figure 4 is a B-B sectional view of the driven disc hub assembly of the 310-specification large-torque reinforced clutch driven disc assembly according to the present application;

[0017] Figure 5 is the friction plate assembly front view of the 310 specification large torque reinforced clutch driven plate assembly of the utility model;

[0018] Figure 6 is the friction plate assembly C-C section view of the 310 specification large torque reinforced clutch driven plate assembly of the utility model.

[0019] In the figure, 1 is a friction plate assembly, 11 is a friction plate body, 12 is a friction lining, 2 is a friction plate rivet, 3 is a spring plate body, 4 is a spring plate rivet, 5 is a damping disc, 6 is a driven plate body, 7 is a driven plate hub assembly, 71 is a second hub, 72 is a third hub, 73 is a hub rivet, 74 is a fourth hub, 75 is a fifth spring, 76 is a sixth spring, 77 is a fourth spring, 8 is a hub core body, and 9 is a damping spring. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1-6 A 310 specification large torque reinforced clutch driven plate assembly, comprising a driven plate body 6, a spring plate body 3 arranged on the outer periphery of the driven plate body 6, the driven plate body 6 and the spring plate body 3 being connected through spring plate rivets 4, a hub core body 8 arranged at the center of the driven plate body 6, a damping disc 5 arranged in front of the driven plate body 6, further comprising a friction plate assembly 1 arranged on the outer periphery of the spring plate body 3, the friction plate assembly 1 and the spring plate body 3 being connected through friction plate rivets 2, a driven plate hub assembly 7 arranged between the spring plate body 3 and the damping disc 5, the driven plate hub assembly 7 adopting a double-plate structure, the driven plate body 6, the driven plate hub assembly 7 and the damping disc 5 being connected through damping springs 9, the damping springs 9 being evenly distributed along the circumference, and the driven plate hub assembly 7 and the hub core body 8 being in transmission through internal and external spline tooth engagement.

[0022] In the embodiment, the driven disc hub assembly 7 comprises a second disc hub 71 and a third disc hub 72 symmetrically arranged, the second disc hub 71 and the third disc hub 72 are connected through a disc hub rivet 73, a fourth disc hub 74 is arranged between the second disc hub 71 and the third disc hub 72, the fourth disc hub 74 is connected with the second disc hub 71 and the third disc hub 72 through a pre-reduction spring set, and the pre-reduction spring set is uniformly distributed along the circumference; during the rotation, the double-piece driven disc hub assembly 7 can disperse stress, is beneficial to appropriately reduce the strength requirement of the driven disc hub assembly 7 during transmission, can ensure the normal work of the driven disc hub assembly 7 in the later period, and simultaneously achieves the double-win effect of cost reduction and benefit increase.

[0023] The pre-reduction spring set comprises a fourth spring 77, a fifth spring 75 and a sixth spring 76, the sixth spring 76 is sleeved in the fifth spring 75 and has opposite rotation directions, and the fifth spring 75 and the fourth spring 77 are uniformly and spacedly distributed along the circumference; due to the fact that the spring is embedded in the driven disc hub, the pre-reduction vibration structure can reduce parts and make the structure more compact.

[0024] The second disc hub 71 and the third disc hub 72 are made of SPHC material with carbon-nitrogen quenching, and the material thickness of the double-piece driven disc hub assembly 7 is greatly reduced compared with the previous single-piece driven disc hub assembly 7, so that the difficulty of processing and manufacturing can be effectively reduced, the investment of equipment and molds is reduced, and in addition, the double-piece driven disc hub assembly 7 can disperse stress, so that the driven disc assembly is greatly enhanced in strength, and the double-win effect of cost reduction and benefit increase is achieved.

[0025] In the embodiment, the friction plate assembly 1 comprises friction linings 12, and the friction linings 12 are uniformly distributed with a plurality of friction plate bodies 11 along the circumference, so that the transmission capacity of the driven disc assembly can be effectively enhanced, and the service life of the friction plate assembly 1 is increased.

[0026] Working principle: during work, the flywheel drives the spring sheet body 3 connected through the friction plate body 11 and the friction lining 12 to rotate, the spring sheet body 3 drives the driven disc body 6 through the spring sheet rivet 4 to rotate, the driven disc body 6 drives the second disc hub 71 and the third disc hub 72 to rotate under the cooperation of the damping spring 9 and the damping disc 5, the second disc hub 71 and the third disc hub 72 drive the fourth disc hub 74 to rotate through the elastic force of the fourth spring 77, the fifth spring 75 and the sixth spring 76, a pre-reduction vibration structure is formed, and the disc hub core body 8 is driven to rotate through the internal and external spline tooth-shaped meshing transmission, and power transmission is completed.

[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A 310 size large torque reinforced clutch driven plate assembly comprising a driven plate body (6) provided with a spring tab body (3) on the periphery, the driven plate body (6) and the spring tab body (3) are connected by a spring tab rivet (4), the driven plate body (6) is provided with a hub core body (8) in the center, the driven plate body (6) is provided with a damping plate (5) in front, characterized in that: Also include the spring leaf body (3) periphery of the friction plate assembly (1) is arranged, the friction plate assembly (1) and the spring leaf body (3) are connected through the friction plate rivet (2), the spring leaf body (3) and the damping disc (5) are provided with driven disc hub assembly (7) between, the driven disc hub assembly (7) adopts double piece type structure, the driven disc body (6), the driven disc hub assembly (7) and the damping disc (5) are connected through several damping springs (9), the damping spring (9) group is uniformly distributed along the circumference, the driven disc hub assembly (7) and the disc hub core body (8) are driven through the inner and outer spline tooth shape engagement.

2. A 310 size large torque capacity reinforced clutch disc assembly as described in claim 1, wherein: The driven disc hub assembly (7) includes symmetrically arranged second hub (71) and third hub (72), the second hub (71) and the third hub (72) periphery are connected through hub rivet (73), the second hub (71) and the third hub (72) are provided with fourth hub (74) between, the fourth hub (74) is connected with the second hub (71) and the third hub (72) through the pre-reduction spring group, the pre-reduction spring group is uniformly distributed along the circumference.

3. A 310 size large torque capacity reinforced clutch disc assembly of claim 2 wherein: The pre-reduction spring group includes fourth spring (77), fifth spring (75) and sixth spring (76), the sixth spring (76) is set in the fifth spring (75), and the rotation direction is opposite, the fifth spring (75) and the fourth spring (77) are uniformly spaced along the circumference.

4. A 310 size large torque capacity reinforced clutch disc assembly as described in claim 1, wherein: The friction plate assembly (1) includes friction lining (12), the friction lining (12) is uniformly distributed with several friction plate bodies (11) along the circumference.

5. A 310 size large torque capacity reinforced clutch disc assembly of claim 2 wherein: The second hub (71) and the third hub (72) are made of SPHC material of carbon-nitrogen co-quenching.

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