CN214274288U

CN214274288U - Pneumatic friction clutch

Info

Publication number: CN214274288U
Application number: CN202021919327.6U
Authority: CN
Inventors: 钟荣德; 钟添德; 钟先德
Original assignee: Xiamen Rengong Environmental Protection Technology Co ltd
Current assignee: Xiamen Rengong Environmental Protection Technology Co ltd
Priority date: 2020-09-06
Filing date: 2020-09-06
Publication date: 2021-09-24
Anticipated expiration: 2030-09-06

Abstract

A pneumatic friction clutch comprises an inner ring, an outer ring, a pressure plate, a disc spring, a piston, a cylinder body, a friction plate, a radiating fin and a steel sheet, the outer ring is rotatably sleeved on the periphery of the right end of the inner ring, the right side of the outer ring is provided with rectangular teeth, the pressure plate is slidably sleeved on the periphery of the middle part of the inner ring, the right end of the disc spring and the steel sheet are sleeved on the periphery of the middle part of the inner ring, the friction plate is arranged between the disc spring and the steel sheet, the radiating fin is fixed on the right end of the outer ring, the conventional pneumatic friction clutch reduces the friction coefficient due to the friction overheating of the friction plate caused by relative movement and the untimely heat dissipation, the bearing is burnt, the radiating fin is added on the pneumatic friction clutch, the radiating fins have the advantages that radiating area is increased in the using process, the radiating fins and the outer ring rotate synchronously, surrounding air flow is enhanced, radiating effect is enhanced, and the service life of the clutch is prolonged.

Description

Pneumatic friction clutch

Technical Field

The utility model relates to a pneumatic friction clutch especially relates to a pneumatic friction clutch.

Background

The existing pneumatic friction clutch has no heat dissipation device and maintains the current situation depending on the performance of the clutch. The novel pneumatic friction clutch is additionally provided with the radiating fins, the using environment of our products can be improved through the radiating fins, and the operation of increasing the radiating surface is also realized.

SUMMERY OF THE UTILITY MODEL

In view of the deficiencies of the prior art, the technical problem to be solved in the present invention is to provide a pneumatic friction clutch with novel design, simple structure and energy saving.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a pneumatic friction clutch, includes inner circle, outer lane, pressure disk, dish spring, piston, cylinder body, friction disc, fin, steel sheet, the outer lane is rotationally established in the right-hand member periphery of inner circle, the right side of outer lane is provided with the rectangle tooth, the middle part periphery at the inner circle is established to pressure disk slidable ground cover, the middle part periphery at the inner circle is established to the right-hand member and the steel sheet cover of dish spring, the friction disc is placed between dish spring and steel sheet, the fin is fixed on the outer lane right-hand member.

Preferably, the cylinder body is in a three-stage stepped cylindrical shape, three fixing grooves are formed in the periphery of the right end of the cylinder body, and an inlet hole is formed in the periphery of the right end of the cylinder body.

Preferably, the outer ring is mounted on the outer periphery of the right end of the inner ring through a first bearing and a second bearing which are arranged in parallel.

Preferably, the piston is mounted on the pressure plate by a third bearing.

Preferably, the middle part periphery of inner circle is provided with the spline, the inner periphery of pressure disk is provided with the keyway with spline sliding fit.

Preferably, the outer ring is mounted on the left end outer periphery of the inner ring through a fourth bearing.

Preferably, the disc spring is placed on the periphery of the inner ring spline.

Preferably, the inner periphery of the steel sheet is provided with splines.

Preferably, the peripheral boss of the friction plate is in cross clearance fit with the giant teeth of the outer ring.

Preferably, the heat sink is fixed at the right end of the outer ring through a No. 1 bolt.

Preferably, the inner ring is provided with a first outer clamp and a second outer clamp, the outer ring is provided with a first inner clamp, and the cylinder body is provided with a second inner clamp.

Preferably, the piston periphery is provided with first recess, and first sealing washer is placed to first recess inside, the piston periphery is provided with the second recess, and the inside second sealing washer of placing of second recess.

Compared with the prior art, the utility model discloses following beneficial effect has: the pneumatic friction clutch has novel design and simple structure, and improves the running environment of the clutch by means of increasing the heat dissipation effect and the working state of the added radiating fins.

Drawings

Fig. 1 is a cross-sectional view of an embodiment of the present invention.

Reference numerals: 1. a cylinder body; 2. an air inlet; 3. a first seal ring; 4. a second seal ring; 5. a piston; 6. a third bearing; 7. a bolt; 8. a heat sink; 9. a friction plate; 10. a steel sheet; 11. a disc spring; 12. an outer ring; 13. a first bearing; 14. a first inner card; 15. a platen; 16. an inner ring; 17. a first external card; 18. a fourth bearing; 19. a second inner card; 20. a second external card; 21. bolt holes; 22. fixing grooves; 23. a second bearing.

Detailed Description

In order to make the aforementioned and other features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.

As shown in fig. 1, a pneumatic friction clutch, includes inner circle 16, outer lane 12, pressure disk 15, dish spring 11, piston 5, cylinder body 1, friction disc 9, fin 8, steel sheet 10, outer lane 12 rotationally overlaps and establishes the right-hand member periphery at inner circle 16, the right side of outer lane 12 is provided with the rectangle tooth, the middle part periphery at inner circle 16 is established to pressure disk 15 slidable cover, the middle part periphery at inner circle 16 is established to the right-hand member of dish spring 11 and steel sheet 10 cover, friction disc 9 is placed between dish spring 11 and steel sheet 10, fin 8 is fixed on outer lane 12 right-hand member.

In this embodiment, the cylinder body 1 is a three-step cylindrical cylinder, three fixing grooves 22 are formed on the periphery of the right end of the cylinder body 1, and one inlet hole 2 is formed on the periphery of the right end of the cylinder body 1.

In this embodiment, for piston 5 periphery is provided with first recess, first sealing washer 3 is placed to first recess inside, piston 5 internal periphery is provided with the second recess, second sealing washer 4 is placed to second recess inside.

In the embodiment, in order to reduce friction, increase heat dissipation, improve operating environment and prolong product life, the outer ring 12 is mounted on the right end periphery of the inner ring 16 through a first bearing 13 and a second bearing 23 which are arranged in parallel, and the heat sink 8 is fixed on the right end of the outer ring 12 through the bolt 7.

In the present embodiment, for the convenience of axial movement of the pressure plate 15, the middle outer periphery of the inner ring 16 is provided with splines, and the inner periphery of the pressure plate 15 is provided with key grooves which are in sliding fit with the splines.

It should be noted that the terms "left" and "right" are used merely for convenience of describing the relative positions of the components, and the positions of the components can be changed correspondingly for those skilled in the art, so that the present invention is not limited thereto.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any person skilled in the art should not depart from the technical scope of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the scope of the present invention.

Claims

1. A pneumatic friction clutch, characterized by: including inner circle, outer lane, pressure disk, dish spring, piston, cylinder body, friction disc, fin, steel sheet, the outer lane is rotationally established in the right-hand member periphery of inner circle, the right side of outer lane is provided with the rectangle tooth, the middle part periphery at the inner circle is established to pressure disk slidable ground cover, the middle part periphery at the inner circle is established to the right-hand member and the steel sheet cover of dish spring, the friction disc is placed between dish spring and steel sheet, the fin is fixed on the outer lane right-hand member.

2. The pneumatic friction clutch of claim 1, wherein: the cylinder body is three-level ladder cylindric, the right-hand member periphery of cylinder body sets up three fixed slot, the right-hand member periphery of cylinder body sets up an import hole.

3. The pneumatic friction clutch of claim 1, wherein: the cylinder body is arranged on the periphery of the right end of the inner ring through a first bearing and a second bearing which are arranged in parallel.

4. The pneumatic friction clutch of claim 1, wherein: the piston is mounted on the pressure plate through a third bearing.

5. The pneumatic friction clutch of claim 1, wherein: the middle part periphery of inner circle is provided with the spline, the interior week of pressure disk is provided with the keyway with spline sliding fit.

6. The pneumatic friction clutch of claim 1, wherein: and the outer ring is arranged on the periphery of the left end of the inner ring through a fourth bearing.

7. The pneumatic friction clutch of claim 1, wherein: the disc spring is arranged on the periphery of the inner ring spline.

8. The pneumatic friction clutch of claim 1, wherein: the inner periphery of the steel sheet is provided with a spline.

9. The pneumatic friction clutch of claim 1, wherein: and the peripheral lug bosses of the friction plate are in cross clearance fit with the giant teeth of the outer ring.

10. The pneumatic friction clutch of claim 1, wherein: the radiating fin is fixed at the right end of the outer ring through a bolt.

11. The pneumatic friction clutch of claim 7, wherein: the inner ring is provided with a first outer clamp and a second outer clamp, the outer ring is provided with a first inner clamp, and the cylinder body is provided with a second inner clamp.

12. The pneumatic friction clutch of claim 7, wherein: the piston periphery is provided with first recess, and first sealing washer is placed to first recess inside, the piston periphery is provided with the second recess, and the second sealing washer is placed to second recess inside.