CN216306532U

CN216306532U - Light new energy torsional damper

Info

Publication number: CN216306532U
Application number: CN202122417883.4U
Authority: CN
Inventors: 王力
Original assignee: Shandong Litong Clutch Manufacturing Co ltd
Current assignee: Shandong Litong Clutch Manufacturing Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-04-15
Anticipated expiration: 2031-10-08

Abstract

The utility model relates to the technical field of torsional vibration absorbers and discloses a light new energy torsional vibration absorber which comprises a driven disc, wherein the surface of the driven disc is provided with a vibration absorber rivet mounting hole, the surface of the driven disc is provided with a friction plate mounting hole, the surface of the driven disc is provided with a spring mounting groove, the surface of the driven disc is provided with a damping plate rivet mounting hole, the surface of the driven disc is provided with a T-shaped groove, a nail spacer sleeve is arranged inside the vibration absorber rivet mounting hole, a vibration absorber rivet is arranged inside the nail spacer sleeve, the driven disc is fixedly connected with a vibration absorber disc through a vibration absorber rivet, a damping plate is fixedly mounted on the surface of the driven disc through a rivet, a driven disc hub is arranged between the vibration absorber disc and the driven disc, the surface of the driven disc hub is provided with a clamping hole, and the surface of the driven disc hub is provided with a sliding hole, the utility model solves the problem of short service life of the damping spring of the traditional torsion damper.

Description

Light new energy torsional damper

Technical Field

The utility model relates to the technical field of torsional vibration absorbers, in particular to a light new energy torsional vibration absorber.

Background

The torsional vibration damper is an important element in an automobile clutch and mainly comprises an elastic element, a damping element and the like, wherein the spring element is used for reducing the torsional rigidity of the head end of a transmission system, so that certain order natural frequency of the torsional system of the transmission system is reduced, and the natural vibration mode of the system is changed, so that excitation caused by excitation of the main harmonic quantity of the torque of an engine can be avoided; the damping element is used for effectively dissipating vibration energy, and traditional torsional damper is in the use, often oppresses damping spring by the pivoted driven plate, then drives driven plate hub rotation by damping spring again, then output power, and this kind of using-way can make the inhomogeneous tip that leads to damping spring of power that receives at damping spring's both ends warp to lead to damping spring to scrap, thereby in order to prolong damping spring's life, thereby the life of extension torsional damper, need carry out some modifications to torsional damper.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a light new energy torsional damper to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a light new energy torsional damper comprises a driven disc, wherein a damper rivet mounting hole is formed in the surface of the driven disc, a friction plate mounting hole is formed in the surface of the driven disc, a spring mounting groove is formed in the surface of the driven disc, a damping plate rivet mounting hole is formed in the surface of the driven disc, a T-shaped groove is formed in the surface of the driven disc, a nail spacer sleeve is arranged inside the damper rivet mounting hole, a damper rivet is arranged inside the nail spacer sleeve, the driven disc is fixedly connected with a damper disc through a damper rivet, a damping plate is fixedly mounted on the surface of the driven disc through a rivet, a driven disc hub is arranged between the damper disc and the driven disc, a clamping hole is formed in the surface of the driven disc hub, a sliding hole is formed in the surface of the driven disc hub, a cushion block is arranged inside the clamping hole, and the cushion block extends into the spring mounting groove, the surface sliding connection of cushion has the connecting block, the surperficial threaded connection of cushion has the nut, the bottom of nut runs through cushion and connecting block threaded connection, the spline has been seted up on the inner wall surface of driven plate hub, the inside of spring mounting groove is provided with damping spring, damping spring's both ends and cushion in close contact with.

Preferably, the length of the sliding hole is equal to that of the clamping hole, so that the sliding hole can not block the cushion block to move when the cushion block slides in the clamping hole.

Preferably, the surface area of the side face of the cushion block is larger than that of the side face of the damping spring, the cushion block can completely cover the side face of the damping spring, and the contact between the cushion block and the side face of the damping spring is prevented from being omitted.

Preferably, the length of the nut is less than one centimeter, so that the phenomenon that the length process of the nut causes the volume of the whole driven disc assembly to be too large is avoided.

Preferably, the driven disc extends a part of the spring mounting groove, so that the heat dissipation of the damping spring is guaranteed, and the damping spring is prevented from falling.

Preferably, the damping springs are arranged on the surface of the driven disc in an annular array, so that the damping springs can work in the rotating process.

Preferably, the diameter of the side section of the damping fin is smaller than the distance from the spring mounting groove to the center of the driven disc, so that the work of the damping spring with one damping fin and one damping disc is avoided.

The utility model provides a light new energy torsional damper. The method has the following beneficial effects:

(1) the damping spring is provided with the sliding hole, the cushion block, the connecting block and the nut, the cushion block and the connecting block are connected through the nut penetrating through the sliding hole, when the driven disc rotates, the cushion block is driven to rotate firstly, then the cushion block and the connecting block are matched to drive the nut to slide in the sliding hole, then the cushion block compresses the damping spring again, the compressed damping spring applies work to the cushion block on the other side, the cushion block on the other side applies work to the driven disc hub and drives the driven disc hub to rotate, so that the damping spring has a large enough stress area when being subjected to the force action of the driven disc, the local pressure at two ends of the damping spring is reduced, and the service life of the damping spring is prolonged.

(2) According to the utility model, the mounting area of the friction disc on the surface of the driven disc is reduced by reducing the diameter of the driven disc and reducing the distance from the mounting hole of the friction disc to the center of the driven disc, so that the effective stress base area of the friction disc and the flywheel is reduced, and the driven disc vibration caused by uneven stress of the friction disc is avoided, thereby realizing the stable work of the driven disc.

Drawings

FIG. 1 is a front view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a block diagram of the present invention;

FIG. 4 is a block diagram of a driven disk of the present invention;

fig. 5 is a block diagram of a driven disk hub according to the present invention.

In the figure: 1. a driven plate; 2. a shock absorber rivet mounting hole; 3. a friction plate mounting hole; 4. a spring mounting groove; 5. a damping fin rivet mounting hole; 6. a T-shaped groove; 7. nailing a spacer bush; 8. a shock absorber rivet; 9. a damping fin; 10. a driven disc hub; 11. a clamping hole; 12. a slide hole; 13. cushion blocks; 14. connecting blocks; 15. a nut; 16. a spline; 17. a damper disc; 18. a damping spring.

Detailed Description

As shown in fig. 1 to 5, the present invention provides a technical solution: a light new energy torsional vibration damper comprises a driven plate 1, wherein a part of the driven plate 1 is extended towards the inside of a spring mounting groove 4, so that the heat dissipation of a vibration damping spring 18 is ensured, and the vibration damping spring 18 cannot fall off, a vibration damper rivet mounting hole 2 is formed in the surface of the driven plate 1, a friction plate mounting hole 3 is formed in the surface of the driven plate 1, a spring mounting groove 4 is formed in the surface of the driven plate 1, a damping plate rivet mounting hole 5 is formed in the surface of the driven plate 1, a T-shaped groove 6 is formed in the surface of the driven plate 1, a nail spacer 7 is arranged inside the vibration damper rivet mounting hole 2, a vibration damper rivet 8 is arranged inside the nail spacer 7, the driven plate 1 is fixedly connected with a vibration damper plate 17 through a vibration damper rivet 8, a damping plate 9 is fixedly mounted on the surface of the driven plate 1 through a rivet, the side section diameter of the damping plate 9 is smaller than the distance from the spring mounting groove 4 to the center of the driven plate 1, the damping disc assembly has the advantages that the damping sheet 9 is prevented from influencing the work of the damping spring 18, the driven disc hub 10 is arranged between the damping disc 17 and the driven disc 1, the clamping hole 11 is formed in the surface of the driven disc hub 10, the sliding hole 12 is formed in the surface of the driven disc hub 10, the length of the sliding hole 12 is equal to that of the clamping hole 11, the sliding hole 12 is ensured not to obstruct the movement of the cushion block 13 when the cushion block 13 slides in the clamping hole 11, the cushion block 13 is arranged in the clamping hole 11, the surface area of the side surface of the cushion block 13 is larger than that of the side surface of the damping spring 18, the cushion block 13 is ensured to completely cover the side surface of the damping spring 18, the contact with the side surface of the damping spring 18 is prevented from being omitted, the cushion block 13 extends into the spring mounting groove 4, the connecting block 14 is slidably connected to the surface of the cushion block 13, the nut 15 is in threaded connection, the length of the nut 15 is smaller than one centimeter, and the problem that the overlong length of the nut 15 causes the overlarge volume of the whole driven disc assembly is avoided, the bottom of the nut 15 penetrates through the cushion block 13 to be in threaded connection with the connecting block 14, the inner wall surface of the driven disc hub 10 is provided with a spline 16, a damping spring 18 is arranged inside the spring mounting groove 4, the damping springs 18 are arranged on the surface of the driven disc 1 in an annular array mode, the damping springs 18 can conveniently work in the rotating process, two ends of each damping spring 18 are in close contact with the corresponding cushion block 13, the connecting block 14 and the nut 15 are arranged, the corresponding nut 15 penetrates through the corresponding slide hole 12 to be connected with the corresponding cushion block 13 and the corresponding connecting block 14, when the driven disc 1 rotates, the corresponding cushion block 13 is driven to rotate firstly, then the corresponding cushion block 13 and the corresponding connecting block 14 are matched to drive the nut 15 to slide inside the corresponding slide hole 12, then the corresponding cushion block 13 compresses the damping spring 18, and the compressed damping spring 18 then works on the other side of the corresponding cushion block 13, so that the other side of the corresponding cushion block 13 works on the driven disc hub 10 and drives the driven disc hub 10 to rotate, with this realization damping spring 18 enough big lifting surface area when receiving driven plate 1's power effect, reduce the local pressure at damping spring 18 both ends, increase damping spring 18's life, through reducing driven plate 1's diameter and reduce the distance of friction disc mounting hole 3 to driven plate 1 center, make the friction disc diminish at the mounting area on driven plate 1 surface, make the effective atress base area of friction disc and flywheel diminish, the driven plate vibration of having avoided the inhomogeneous bringing of friction disc atress, thereby realize driven plate 1's steady operation.

When the driven disc is used, when the driven disc 1 rotates under the action of friction plates, the rotating driven disc 1 presses a cushion block 13 through the inner wall of a spring mounting groove 4, then the cushion block 13 drives a nut 15 to slide in a sliding hole 12, then the sliding cushion block 13 presses a damping spring 18 to enable the damping spring 18 to contract and then transmit the transmission force of the compressed damping spring 18 to another cushion block 13, then the cushion block 13 applies work to a driven disc hub 10 to enable the driven disc hub 10 to rotate, then the rotating driven disc hub 10 and a damping sheet 9 rub with each other, the rotating angular speed of the driven disc hub 10 is reduced, and meanwhile the rotating driven disc hub 10 can drive an input shaft of a transmission to rotate through a spline.

In conclusion, although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a light-duty new forms of energy torsional damper, includes driven plate (1), its characterized in that: the surface of the driven disc (1) is provided with a shock absorber rivet mounting hole (2), the surface of the driven disc (1) is provided with a friction plate mounting hole (3), the surface of the driven disc (1) is provided with a spring mounting groove (4), the surface of the driven disc (1) is provided with a damping sheet rivet mounting hole (5), the surface of the driven disc (1) is provided with a T-shaped groove (6), a nail spacer sleeve (7) is arranged inside the shock absorber rivet mounting hole (2), a shock absorber rivet (8) is arranged inside the nail spacer sleeve (7), the driven disc (1) is fixedly connected with a shock absorber disc (17) through a shock absorber rivet (8), the surface of the driven disc (1) is fixedly provided with a damping sheet (9) through a rivet, a driven disc hub (10) is arranged between the shock absorber disc (17) and the driven disc (1), and the surface of the driven disc hub (10) is provided with a clamping hole (11), slide opening (12) have been seted up on the surface of driven plate hub (10), the inside in card hole (11) is provided with cushion (13), inside in spring mounting groove (4) is stretched into in cushion (13), the surperficial sliding connection of cushion (13) has connecting block (14), the surperficial threaded connection of cushion (13) has nut (15), cushion (13) and connecting block (14) threaded connection are run through to the bottom of nut (15), spline (16) have been seted up on the inner wall surface of driven plate hub (10), the inside of spring mounting groove (4) is provided with damping spring (18), the both ends and cushion (13) in close contact with of damping spring (18).

2. The lightweight new energy torsional vibration damper of claim 1, wherein: the length of the sliding hole (12) is equal to that of the clamping hole (11).

3. The lightweight new energy torsional vibration damper of claim 1, wherein: the lateral surface area of the cushion block (13) is larger than that of the damping spring (18).

4. The lightweight new energy torsional vibration damper of claim 1, wherein: the length of the nut (15) is less than one centimeter.

5. The lightweight new energy torsional vibration damper of claim 1, wherein: and a part of the driven disc (1) extends towards the interior of the spring mounting groove (4).

6. The lightweight new energy torsional vibration damper of claim 1, wherein: the damping springs (18) are arranged on the surface of the driven disc (1) in an annular array.

7. The lightweight new energy torsional vibration damper of claim 1, wherein: the diameter of the side section of the damping fin (9) is smaller than the distance from the spring mounting groove (4) to the center of the driven disc (1).