CN210196308U

CN210196308U - Driving disc combined structure and centrifugal clutch

Info

Publication number: CN210196308U
Application number: CN201920905291.7U
Authority: CN
Inventors: Inventor Has Waived The Right To Be Mentioned The; 不公告发明人
Original assignee: CHONGQING WANGCHENG TECHNOLOGY Co Ltd
Current assignee: CHONGQING WANGCHENG TECHNOLOGY Co Ltd
Priority date: 2019-06-17
Filing date: 2019-06-17
Publication date: 2020-03-27
Anticipated expiration: 2029-06-17

Abstract

The utility model provides a drive plate integrated configuration and centrifugal clutch, this drive plate integrated configuration includes: the riveting shaft sequentially penetrates through inner holes of the disc spring, the gasket and the shoe combination, the disc spring, the gasket and the shoe combination are fixedly connected to the riveting shaft, the riveting shaft is fixedly connected to the driving disc, and each shoe combination corresponds to one disc spring, one gasket and one riveting shaft; through the scheme, each disc spring independently pre-tensions the end face of the inner hole of the corresponding shoe block combination, namely the independent disc spring pre-tensioning force is applied to each shoe block combination to improve the damping effect of the disc spring, the play frequency of the shoe block combination is reduced, the impact abnormal sound is effectively reduced or eliminated, the manufacturing cost is greatly reduced, and the disc spring has great economic benefit.

Description

Driving disc combined structure and centrifugal clutch

Technical Field

The utility model relates to a technical field is made to the clutch, and specifically speaking relates to a driving plate integrated configuration and centrifugal clutch.

Background

In the technical field of clutch manufacturing, the initiative dish integrated configuration includes the initiative dish, 3 hoof piece combinations, 1 big dish spring, 3 rivets the axle, and the hole diameter of dish spring generally is 62mm, and the excircle diameter generally is 72mm, and 3 hoof piece combinations receive with the effective part of 1 dish spring pressure for in the dish spring diameter range for rivet the axle head and can produce the warpage, lead to the shock attenuation effect to reduce, and the drunkenness frequency of hoof piece combination is higher, lead to striking abnormal sound great.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drive plate integrated configuration and centrifugal clutch aims at solving prior art, and 3 shoes piece combinations receive with 1 effective part of dish spring pressure for in the dish spring diameter range, make the axle head of riveting can produce the warpage, lead to the shock attenuation effect to reduce, and the drunkenness frequency of shoes piece combination is higher, lead to striking abnormal sound great problem.

In order to solve the above technical problem, the utility model provides a driving disk integrated configuration, include:

the riveting shaft sequentially penetrates through inner holes of the disc spring, the gasket and the shoe block combination, the disc spring, the gasket and the shoe block combination are fixedly connected to the riveting shaft, the riveting shaft is fixedly connected to the driving disc, and each shoe block combination corresponds to one disc spring, one gasket and one riveting shaft.

Optionally, the rivet shaft is in clearance fit with the disc spring, the washer and the shoe block combination.

Optionally, the number of the shoe block combination, the disc spring, the washer and the rivet shaft is 3.

Optionally, the method further comprises: the riveting shaft sequentially penetrates through the baffle and the inner hole of the disc spring, and the baffle is fixedly connected to the riveting shaft.

Optionally, the number of the baffle is 1, the baffle has 3 inner holes, and 3 riveting shafts respectively pass through 3 inner holes of the baffle.

Optionally, the method further comprises: the riveting shaft sequentially penetrates through the thrust retaining ring and the inner hole of the baffle, and the thrust retaining ring is fixedly connected to the riveting shaft.

Optionally, at least one of the following is also included: a tension spring and a damping rubber pad; the tension spring is connected with two adjacent shoe block combinations; the inner hole of the damping rubber pad is fixedly connected to the pin of the driving disc, and the outer circle of the damping rubber pad is fixedly connected to the groove of the shoe block combination.

Optionally, the inner hole diameter of the disc spring is 8.6mm, and the outer circle diameter is 14.5 mm.

Optionally, the inner bore diameter of the washer is 8.6mm and the outer circle diameter is 15.5 mm.

In order to solve the technical problem, the utility model provides a centrifugal clutch, including above-mentioned arbitrary initiative dish integrated configuration.

Advantageous effects

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic view of a driving disk assembly structure provided in an embodiment of the present invention;

fig. 2 is a cross-sectional view of a-a according to an embodiment of the present invention;

fig. 3 is a schematic view of a disc spring generating a pre-tightening force at an end face of a shoe combination inner hole according to an embodiment of the present invention;

fig. 4 is a schematic view of a baffle according to an embodiment of the present invention;

the reference numerals and components referred to in the drawings are as follows:

the shoe-shaped riveting device comprises a driving disc 1, a shoe block combination 2, a tension spring 3, a damping rubber pad 4, a gasket 5, a disc spring 6, a baffle 7, a thrust retainer ring 8 and a riveting shaft 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to solve the problems that in the prior art, the effective part of 3 shoe block combinations, which is pressed by the same disc spring, is within the diameter range of the disc spring, so that the rivet end is warped, the damping effect is reduced, and the play frequency of the shoe block combinations is high, so that the impact abnormal sound is large, this embodiment provides a driving disc combination structure, refer to fig. 1, fig. 2 and fig. 3, fig. 1 is a schematic diagram of the driving disc combination structure provided by this embodiment, fig. 2 is a cross-sectional view of a-a provided by this embodiment, and fig. 3 is a schematic diagram of the disc spring provided by this embodiment for generating a pre-tightening force at the end face of the shoe block combination inner hole; this initiative dish integrated configuration includes:

the riveting device comprises a shoe block combination 2, a disc spring 6, a gasket 5, a riveting shaft 9 and a driving disc 1, wherein the riveting shaft 9 sequentially penetrates through inner holes of the disc spring 6, the gasket 5 and the shoe block combination 2, the disc spring 6, the gasket 5 and the shoe block combination 2 are fixedly connected to the riveting shaft 9, the riveting shaft 9 is fixedly connected to the driving disc 1, and each shoe block combination 2 corresponds to one disc spring 6, one gasket 5 and one riveting shaft 9;

through the scheme, each disc spring 6 independently pre-tensions the end face of the inner hole of the corresponding shoe block combination 2, namely the independent pre-tensioning force of the disc spring 6 is applied to each shoe block combination 2 to improve the damping effect of the disc spring 6, and meanwhile, the play frequency of the shoe block combination 2 is reduced, the impact abnormal sound is effectively reduced or eliminated, the manufacturing cost is greatly reduced, and the economic benefit is great.

Alternatively, in the present embodiment, the rivet shaft 9 may be fixedly connected to the driving disk 1 by welding or riveting.

Optionally, in this embodiment, the rivet shaft 9 is in clearance fit with the disc spring 6, the washer 5 and the shoe combination 2.

Optionally, in the present embodiment, the number of the shoe combination 2, the disc spring 6, the washer 5 and the rivet shaft 9 is 3. 3 dish springs 6 independently carry out pretension to 2 hole terminal surfaces departments of 3 hoof block combinations.

Optionally, in this embodiment, the method further includes: baffle 7, riveting axle 9 pass baffle 7, the hole of dish spring 6 in proper order, and baffle 7 fixed connection is on riveting axle 9. Baffle 7 is used for restricting the position of dish spring 6, packing ring 5, prevents that dish spring 6, packing ring 5 from coming off from riveting axle 9, improves the steadiness of dish spring 6, packing ring 5 fixed connection on riveting axle 9.

Optionally, in this embodiment, the number of the baffle 7 is 1, the baffle 7 has 3 inner holes, and 3 rivet shafts 9 respectively penetrate through the 3 inner holes of the baffle 7. Referring to fig. 4, fig. 4 is a schematic view of a baffle provided in this embodiment.

Optionally, in this embodiment, the method further includes: thrust retaining ring 8, rivet axle 9 passes thrust retaining ring 8, the hole of baffle 7 in proper order, and thrust retaining ring 8 fixed connection is on rivet axle 9. Thrust retaining ring 8 is used for restricting the position of baffle 7, dish spring 6, packing ring 5, prevents that baffle 7, dish spring 6, packing ring 5 from coming off from riveting axle 9, improves the steadiness of dish spring 6, packing ring 5 fixed connection on riveting axle 9.

Optionally, in this embodiment, at least one of the following is further included: a tension spring 3 and a damping rubber cushion 4;

the tension spring 3 is connected with the two adjacent shoe block combinations 2; optionally, when the number of the shoe combination 2 is 3, the number of the tension springs 3 is 3, each shoe combination 2 has 2 holes, and the same tension spring 3 is respectively connected with the holes of two adjacent shoe combinations 2; the tension spring 3 is used for offsetting a part of centrifugal force, so that the rotating speed meets the requirements of the drawing.

The inner hole of the damping rubber pad 4 is fixedly connected to the pin of the driving disc 1, and the excircle of the damping rubber pad 4 is fixedly connected to the groove of the shoe block combination 2. When the rotating speed is higher, the shoe block combination 2 is outwards opened, the tension spring 3 pulls the shoe block combination 2 back, and the damping rubber pad 4 plays a damping role in the pulling-back process. Alternatively, when the number of shoe block combinations 2 is 3, the number of cushion rubber 4 is 3.

Optionally, in this embodiment, the inner hole diameter of the disc spring 6 is 8.6mm, and the outer circle diameter is 14.5 mm. The installation force value of dish spring 6 can design the adjustment according to actual requirement.

Optionally, in the present embodiment, the inner hole diameter of the gasket 5 is 8.6mm, and the outer circle diameter is 15.5 mm. The thickness of the gasket 5 can be designed and adjusted according to the actual installation height.

Because the disc spring 6 and the washer 5 are independently installed, the position degree of parts has no requirement, and therefore, the manufacturing cost is lower than that of the existing design only by ensuring the dimensional precision.

For the clutch for the motorcycle, the power transmission sequence is as follows in sequence: the engine crankshaft rotates, the engine crankshaft drives the driving disc 1 to rotate, the driving disc 1 drives the shoe combination 2 to rotate, the shoe combination 2 is opened due to centrifugal force, the outer cover combination is driven to rotate, and the engine speed change mechanism drives the rear wheel to rotate.

Because the engine crankshaft can have the run-out error in the manufacturing process, so rotate with unstable state, install the initiative dish integrated configuration of axle end and also can rotate with unstable state, so shoe combination 2 can produce the drunkenness in the axial, brings the striking abnormal sound. The inner hole of the shoe block combination 2 is in clearance fit with the riveting shaft 9, and the source of the movement is mainly the inner hole of the shoe block combination 2 and the riveting shaft 9. Through the driving disc composite structure that this embodiment provided, dish spring 6 can give 2 decurrent pretightning forces of shoe combination, plays the cushioning effect to reduce because of the striking abnormal sound that 2 axial float of shoe combination produced.

The embodiment also provides a centrifugal clutch which comprises the driving disc combination structure.

Alternatively, in the present embodiment, the centrifugal clutch is used for a motorcycle, which is more economically efficient because the clutch for a motorcycle is used in a large amount.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and additions can be made without departing from the principle of the present invention, and these improvements and additions should also be regarded as the protection scope of the present invention.

Claims

1. A driving disk assembly, comprising:

2. The drive disk assembly of claim 1 wherein the rivet shaft is clearance fit with the combination of the disc spring, the washer, and the shoe.

3. The driving disk combination structure according to claim 1 or 2, wherein the number of the shoe combination, the disc spring, the washer, and the rivet shaft is 3.

4. The driving disk composite structure according to claim 3, further comprising: the riveting shaft sequentially penetrates through the baffle and the inner hole of the disc spring, and the baffle is fixedly connected to the riveting shaft.

5. The driving disk assembly structure as claimed in claim 4, wherein the number of the baffle plates is 1, the baffle plates have 3 inner holes, and 3 rivet shafts respectively pass through the 3 inner holes of the baffle plates.

6. The driving disk combination structure of claim 5, further comprising: the riveting shaft sequentially penetrates through the thrust retaining ring and the inner hole of the baffle, and the thrust retaining ring is fixedly connected to the riveting shaft.

7. The driving disk composite structure of claim 3, further comprising at least one of: a tension spring and a damping rubber pad; the tension spring is connected with two adjacent shoe block combinations; the inner hole of the damping rubber pad is fixedly connected to the pin of the driving disc, and the outer circle of the damping rubber pad is fixedly connected to the groove of the shoe block combination.

8. The driving disk assembly as claimed in claim 1, wherein the disk spring has an inner hole diameter of 8.6mm and an outer circular diameter of 14.5 mm.

9. The driving disk assembly as claimed in claim 1, wherein the washer has an inner hole diameter of 8.6mm and an outer circular diameter of 15.5 mm.

10. A centrifugal clutch comprising the driving disk combination of any one of claims 1 to 8.