CN220809701U

CN220809701U - Fluted disc for motorcycle

Info

Publication number: CN220809701U
Application number: CN202322151863.6U
Authority: CN
Inventors: 吴洪锋
Original assignee: Taizhou Shuangrongda Machinery Co ltd
Current assignee: Taizhou Shuangrongda Machinery Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-19
Anticipated expiration: 2033-08-10

Abstract

The utility model provides a fluted disc for a motorcycle, and belongs to the technical field of machinery. The novel gear disc positioning device solves the problems that an existing gear disc positioning effect is poor, a lubricating effect is poor and the service life is influenced. The fluted disc for the motorcycle comprises a disc-shaped body, wherein an external tooth part is arranged on the outer side of the body, a connecting part is arranged in the middle of the body, a spline groove is formed in the inner side wall of the connecting part, an oil filling hole is formed in the side part of the connecting part, the inner end of the oil filling hole is communicated with the spline groove, and a limiting groove is formed in the end face of the connecting part. The fluted disc for the motorcycle has the advantages of good positioning effect, good lubricating effect and long service life.

Description

Fluted disc for motorcycle

Technical Field

The utility model belongs to the technical field of machinery, and relates to a fluted disc, in particular to a fluted disc for a motorcycle.

Background

The motorcycle has the effects of easy operation, convenient parking and high maneuverability, so that the motorcycle is the most popular vehicle at present, wherein a Continuously Variable Transmission (CVT) is commonly adopted in a common motorcycle power transmission mechanism at present, when an engine runs, the common beads of the common disc group slide in the common disc of the common disc group through centrifugal force, the common beads are pushed outwards to the front end of a transmission belt, the front end of the transmission belt is further outwards expanded, and when the front end of the transmission belt is outwards expanded, the rear section of the transmission belt is inwards contracted to prop open and close the disc, so that the transmission belt can drive a clutch positioned on one side of the open and close disc to rotate. In the process of rotating the clutch, the clutch plate of the clutch swings outwards through centrifugal force, so that the clutch plate is abutted against the wall surface of the outer cover, and then the clutch can drive the outer cover to rotate, and the outer cover can drive the rear wheel to rotate so that the motorcycle can run forwards.

The fluted disc is also called a driving disc, is an important part of a motorcycle clutch, and is a novel motorcycle engine driving disc structure (application number: 202121962196.4) disclosed in Chinese patent literature, and comprises a fluted disc, wherein a clamping groove is formed in one side of the fluted disc, first flanging is formed in the top end and the bottom end of the outer side of the fluted disc, second flanging is formed in the top end of the inner side of the clamping groove, a reinforcing plate is arranged at the top end of the clamping groove, a gear is arranged at the top end of the reinforcing plate, a third flanging is arranged at the top end of the outer side of the gear, a hole is formed in the inner side of the gear, the hole penetrates through the fluted disc, and fourth flanging is arranged at the top end of the inner side of the gear. But this driving disk does not have location structure and lubricating structure during the assembly, consequently location effect is not good and lubrication effect is not good, has influenced life.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a fluted disc for a motorcycle, which has good positioning effect, good lubrication effect and long service life.

The aim of the utility model can be achieved by the following technical scheme: the fluted disc for motorcycle includes disc-shaped body, the outside of body be equipped with external tooth portion, the middle part of body have connecting portion, connecting portion inside wall have a spline groove, its characterized in that, the lateral part of connecting portion be equipped with the oil filler point just the inner of oil filler point with the spline groove be linked together, the terminal surface of connecting portion on be equipped with spacing recess.

Because connecting portion is equipped with the oil filler point, when this fluted disc links to each other with the integral key shaft, adds lubricating oil through the oil filler point and has improved lubricated effect, has fallen the friction between fluted disc and the integral key shaft, has improved practical life, owing to be equipped with spacing recess on the terminal surface of connecting portion, makes this fluted disc have location effectual, makes convenient advantage of connection.

In the fluted disc for the motorcycle, the body is cone-shaped, and the taper of the body is 12-18 degrees. By adopting the arrangement, the body has the advantage of high strength.

In the above-mentioned fluted disc for motorcycle, the connecting portion is cylindrical and is coaxially arranged with the body, and the connecting portion and the body are in an integral structure. The connecting part and the body are of an integrated structure, and the connecting part has the advantages of high strength and convenience in manufacturing.

In the fluted disc for a motorcycle, the inner side wall of the body is provided with a plurality of reinforcing ribs, and the reinforcing ribs are connected with the connecting part. Through setting up the strengthening rib, improved the intensity of body.

In the above fluted disc for a motorcycle, the body is provided with a plurality of arc holes, the arc holes and the body are coaxially arranged, and the arc holes are arranged between the connected reinforcing ribs. The arc groove is used for the screw to pass through, so that the connection is convenient, and the manufacturing cost of the body is reduced.

In the fluted disc for the motorcycle, the middle part of the spline groove is provided with the annular groove, the annular groove penetrates through the spline groove, and the inner end of the oil filling hole is communicated with the annular groove. Through setting up the annular groove, make the oil filler point can evenly lubricate the spline groove, improved lubricated effect.

In the fluted disc for the motorcycle, both ends of the spline groove are provided with chamfers, and the chamfers are 60 degrees. The both ends of spline groove all are equipped with 60 chamfers, are convenient for the insertion of spline shaft, have convenient advantage of connection.

In the fluted disc for the motorcycle, the tooth shape of the external tooth part is provided with the chamfer part, the inclination angle of the chamfer part is 25-50 degrees, and the width of the chamfer part is 1.5-2mm.

In the above-mentioned fluted disc for motorcycle, the body is made of SPHC material.

Compared with the prior art, the fluted disc for the motorcycle has the following advantages:

1. Because the connecting part is provided with the oil filling hole, when the fluted disc is connected with the spline shaft, the lubricating effect is improved by adding lubricating oil through the oil filling hole, the friction between the fluted disc and the spline shaft is reduced, and the service life is prolonged;

2. the limiting groove is arranged on the end surface of the connecting part, so that the fluted disc has the advantages of good positioning effect and convenient connection;

3. the arc groove is used for the screw to pass through, so that the connection is convenient, and the manufacturing cost of the body is reduced.

Drawings

Fig. 1 is a schematic front view of a toothed disc for a motorcycle.

FIG. 2 is a schematic cross-sectional view A-A of FIG. 1.

Fig. 3 is a schematic view of a chamfer of an external tooth portion of the present toothed disc.

In the figure, 1, a body; 2. external tooth part; 3. a connection part; 4. spline grooves; 5. an oil filling hole; 6. a limit groove; 7. reinforcing ribs; 8. an arc-shaped hole; 9. an annular groove; 10. a chamfer.

Detailed Description

The following are specific embodiments of the present utility model and the technical solutions of the present utility model will be further described with reference to the accompanying drawings, but the present utility model is not limited to these embodiments.

As shown in fig. 1 to 3, a toothed disc for a motorcycle includes a disc-shaped body 1, and the body 1 is made of SPHC material. The outside of body 1 is equipped with external tooth portion 2, and the middle part of body 1 has connecting portion 3, and connecting portion 3 inside wall has spline groove 4, and the lateral part of connecting portion 3 is equipped with oil filler point 5 and the inner and the spline groove 4 of oil filler point 5 are linked together, are equipped with spacing recess 6 on the terminal surface of connecting portion 3. The body 1 is cone-shaped, and the taper M of the body 1 is 12-18 degrees. Preferably, the taper M of the body 1 is 15 degrees, so that the body 1 has the advantage of high strength.

The connecting part 3 is cylindrical and is coaxially arranged with the body 1, and the connecting part 3 and the body 1 are of an integrated structure, so that the connecting part has the advantages of high strength and convenience in manufacturing.

The inside wall of body 1 is equipped with a plurality of strengthening ribs 7, and strengthening rib 7 links to each other with connecting portion 3, has improved the intensity of body 1. The body 1 is provided with a plurality of arc holes 8, the arc holes 8 and the body 1 are coaxially arranged, and the arc holes 8 are positioned between the connected reinforcing ribs 7.

The middle part of spline groove 4 is equipped with annular groove 9, and annular groove 9 all runs through with spline groove 4, and the inner and the annular groove 9 of oil filler point 5 are linked together, make oil filler point 5 can evenly lubricate spline groove 4, have improved lubricated effect.

Both ends of spline groove 4 all have chamfer N and chamfer N is 60 degrees, and the spline shaft's of being convenient for inserts has convenient advantage of connection.

The tooth profile of the external tooth part 2 is provided with a chamfer part 10, the inclination angle P of the chamfer part 10 is 25-50, and the width D of the chamfer part 10 is 1.5-2mm.

Because connecting portion 3 is equipped with oil filler point 5, when this fluted disc links to each other with the integral key shaft, through oil filler point 5 toward annular groove 9, make lubricating oil lubricate spline groove 4, improved lubricated effect, reduced the friction between fluted disc and the integral key shaft, improved practical life, owing to be equipped with spacing recess 6 on the terminal surface of connecting portion 3, make this fluted disc have location effectual, make convenient advantage of connection. The arc groove is used for the screw to pass through, so that the connection is convenient, and the manufacturing cost of the body 1 is reduced.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the utility model. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the utility model or exceeding the scope of the utility model as defined in the accompanying claims.

Although the terms of the body 1, the external tooth part 2, the connecting part 3, the spline groove 4, the oil injection hole 5, the limit groove 6, the reinforcing rib 7, the arc-shaped hole 8, the annular groove 9, the chamfer 10, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the utility model; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present utility model.

Claims

1. The utility model provides a fluted disc for motorcycle, includes discoid body (1), the outside of body (1) be equipped with external tooth portion (2), the middle part of body (1) have connecting portion (3), connecting portion (3) inside wall have spline groove (4), its characterized in that, the lateral part of connecting portion (3) be equipped with oil filler point (5) just the inner of oil filler point (5) with spline groove (4) be linked together, the terminal surface of connecting portion (3) on be equipped with spacing recess (6).

2. The fluted disc for motorcycles according to claim 1, wherein the body (1) is cone-shaped and the taper of the body (1) is 12-18 degrees.

3. A toothed disc for motorcycles according to claim 1, wherein said connecting portion (3) is cylindrical and is coaxially arranged with said body (1), said connecting portion (3) being of unitary construction with said body (1).

4. A toothed disc for motorcycles as claimed in claim 1, wherein the inner side wall of said body (1) is provided with a plurality of reinforcing ribs (7), said reinforcing ribs (7) being connected to said connecting portion (3).

5. A toothed disc for motorcycles as claimed in claim 4, wherein said body (1) is provided with a plurality of arcuate holes (8) and said arcuate holes (8) are arranged coaxially with said body (1) and said arcuate holes (8) are located between said reinforcing ribs (7) connected thereto.

6. A fluted disc for motorcycles according to claim 1, wherein the middle part of the spline groove (4) is provided with an annular groove (9), the annular grooves (9) are all penetrated with the spline groove (4), and the inner end of the oil filling hole (5) is communicated with the annular groove (9).

7. A toothed disc for a motorcycle according to claim 1, characterized in that the spline grooves (4) have chamfers at both ends and the chamfers are 60 °.

8. The fluted disc for motorcycles according to claim 1, wherein the tooth form of the external tooth part (2) is provided with a chamfer part (10), the inclination angle of the chamfer part (10) is 25-50 degrees, and the width of the chamfer part (10) is 1.5-2mm.

9. A toothed disc for motorcycles as claimed in claim 1, wherein said body (1) is made of SPHC material.