CN217029727U

CN217029727U - Clutch release bearing for vehicle

Info

Publication number: CN217029727U
Application number: CN202220925273.7U
Authority: CN
Inventors: 丁咏梅; 孔伟光; 张倾翔
Original assignee: Xinchang Hude Auto Parts Co ltd
Current assignee: Xinchang Hude Auto Parts Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-07-22
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a clutch release bearing for a vehicle, which belongs to the technical field of bearings and comprises an inner ring and an outer ring assembled on the inner ring, wherein the outer surface of the outer ring is integrally connected with a bearing plate, a stabilizing sheet is sleeved on the outer surface of the outer ring and positioned on the bearing plate, and the lower surface of the inner ring is lapped on the surface of the stabilizing sheet. Because release bearing's particularity, make and to have the contact between two lassos of bearing, in order to reduce the bearing at the rotation in-process, the contact point of inside and outside lasso is owing to lead to the defect of wearing and tearing along with engine speed is too fast, assemble the stabilizer blade on the contact point of outer lasso including this application, this stabilizer blade at first can contradict to the inner race, thereby make the contact degree between inner race and the steel ball comparatively stable, prevent that the bearing from taking place not hard uply after long-time the use, lead to producing the idle running, simultaneously because the joining of stabilizer blade, make the surface contact of inner race and outer lasso become the point contact, further reduced frictional force.

Description

Clutch release bearing for vehicle

Technical Field

The utility model belongs to the technical field of bearings, and particularly relates to a clutch release bearing for a vehicle.

Background

The clutch release bearing is arranged between the clutch and the transmission, and because the clutch pressure plate, the release lever and the engine crankshaft synchronously operate, the release fork can only move along the axial direction of the clutch output shaft, the release fork can be directly used for pulling the release lever, obviously, the release lever can rotate and simultaneously move along the axial direction of the clutch output shaft through the release bearing, thereby ensuring that the clutch can be smoothly jointed and separated softly, reducing the abrasion and prolonging the service life of the clutch and the whole transmission system.

The traditional release bearing has the defects that the rotating speed is too high due to the rotation of the following engine in the improper use process, so that the wear of the release bearing is large, and the friction force is too large during the wear, so that the flexibility of the bearing is reduced.

SUMMERY OF THE UTILITY MODEL

Aiming at the problem that the abrasion of a release bearing is large because the rotating speed is too high due to the rotation of an engine in the improper use process of the existing release bearing, the utility model provides the release bearing of the clutch for the vehicle.

In order to solve the above problems, the present invention adopts the following technical solutions.

The utility model provides a clutch release bearing for vehicle, includes the outer lane of inner race and assembly on the inner race, the surface an organic whole of outer lane is connected with the bearing board, and the surface of outer lane and be located the bearing board and cup jointed the steady piece, the lower surface overlap joint of inner race is on the surface of steady piece.

Preferably, the upper surface of the supporting plate is provided with a reinforcing sheet, the cross section of the reinforcing sheet is of an L-shaped structure, and the inner side of the reinforcing sheet is provided with a side ring.

Preferably, the inner wall of the side ring and the outer wall of the inner ring are both provided with ring grooves for placing steel balls, and the depth of each ring groove is half of the diameter of the ring groove.

Preferably, the outer surface of the outer ring is provided with a circle of abutting groove, and the upper end of the stabilizing piece is in contact with the abutting groove.

Preferably, the stabilizing sheet comprises a toothed ring attached to the supporting plate, inclined pad teeth are arranged on the toothed ring at equal intervals, and the inner end of each pad tooth is abutted to an abutting groove formed in the outer sleeve.

The upper surface of the outer ferrule is integrally connected with a connecting lug which is used for being matched with the clutch, and the upper surface of the inner ferrule is integrally provided with a flanging.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

(1) in the utility model, because of the particularity of the release bearing, two rings of the bearing are in contact with each other, and in order to reduce the defect that the contact points of the inner ring and the outer ring are abraded along with the over-high rotating speed of an engine in the rotating process of the bearing, the stabilizing sheet is assembled on the contact points of the inner ring and the outer ring, and can firstly abut against the inner ring, so that the contact degree between the inner ring and steel balls is stable, the bearing is prevented from loosening after being used for a long time and idling is prevented, and meanwhile, due to the addition of the stabilizing sheet, the surface contact between the inner ring and the outer ring is changed into point contact, so that the contact area of the inner ring is reduced, the friction force is further reduced, the abrasion of the bearing is reduced, and the service life of the bearing is prolonged.

(2) In the utility model, the stabilizing sheet consists of two parts, including a cushion tooth and a tooth ring, wherein the tooth ring is an integral annular member used for being connected with a bearing plate which is integrally connected with an outer sleeve ring, the annular member can increase a connecting surface, so that the stabilizing sheet can not shake under the action of stress on the bearing plate, the cushion tooth is in an inclined installation design, further, the inner sleeve ring and the stabilizing sheet realize point contact, meanwhile, the cushion tooth can bite the side edge of the outer sleeve ring due to the inclination of the cushion tooth, so that the mounting of the stabilizing sheet is more stable, heat can be generated due to friction, the heat can influence the strength of a bearing, the contact of the stabilizing sheet and the inner sleeve ring can generate friction, and in order to reduce the heat of the stabilizing sheet, the cushion tooth is arranged in a separated mode, so that a large enough space is formed between the cushion teeth for heat dissipation.

Drawings

FIG. 1 is a schematic view of a clutch release bearing for a vehicle according to the present invention;

FIG. 2 is a schematic cross-sectional view of a bearing according to the present invention;

FIG. 3 is a schematic view of a mounting structure of a stabilizer plate in the bearing according to the present invention;

FIG. 4 is a schematic view of the structure of the stabilizer sheet of the present invention.

The correspondence between the labels of the various figures in the drawing and the names of the components is as follows: 1. an outer ferrule; 2. a reinforcing sheet; 3. an inner race; 4. connecting the bumps; 5. a side ring; 6. a ring groove; 7. a stabilizing sheet; 8. cushion teeth; 9. a toothed ring; 10. a bearing plate.

Detailed Description

The utility model is further described below with reference to specific embodiments.

The clutch release bearing for the vehicle provided in the figures 1, 2 and 3 comprises an inner ring 3 and an outer ring 1 assembled on the inner ring 3, wherein the inner ring 3 and the outer ring 1 are combined to form an inner ring and an outer ring of the bearing, the outer surface of the outer ring 1 is integrally connected with a bearing plate 10 for bearing the weight of the inner ring 3, the outer surface of the outer ring 1 is sleeved with a stabilizing sheet 7 for reducing the bearing friction and improving the stability of the inner ring 3, the lower surface of the inner ring 3 is overlapped on the surface of the stabilizing sheet 7, so that the traditional release bearing is changed from surface contact into point contact so as to reduce the friction, the release bearing is specially structured, so that the two rings of the bearing can be contacted, therefore, the contact point of the inner ring 3 and the outer ring 1 is worn due to the over-high speed of the engine during the rotation of the bearing, the application is provided with the stabilizing sheet 7 assembled on the contact point of the inner ring 3 and the outer ring 1, this stabilizer blade 7 at first can contradict to inner race 3, thereby make the contact degree between inner race 3 and the steel ball comparatively stable, prevent that the bearing from taking place not hard up after long-time the use, lead to producing the idle running, simultaneously because stabilizer blade 7's joining, make the surface contact of inner race 3 and outer race 1 become the point contact, thereby the area of contact of inner race 3 has been reduced, further frictional force has been reduced, the upper surface body coupling of outer race 1 has the connecting convex block 4 that is used for with the clutch adaptation, the upper surface body coupling of inner race 3 is provided with the turn-ups that is used for coveing inner race 3 and outer race 1 junction.

In fig. 2, the upper surface of the bearing plate 10 is equipped with the reinforcing sheet 2 for improving the strength of the bearing side surface, and the cross section of the reinforcing sheet 2 is an L-shaped structure, the bottom of the L-shaped reinforcing sheet 2 has a larger area and the bearing plate 10, and the side surface has a sufficient area to protect the bearing side surface, the inner side of the reinforcing sheet 2 is equipped with the side ring 5, the inner wall of the side ring 5 and the outer wall of the inner ring 3 are both provided with the annular groove 6 for placing the steel balls, the annular groove 6 of the side ring 5 and the annular groove 6 of the inner ring 3 form a bearing groove for assembling the steel balls, the bearing groove both needs to contain the steel balls and needs to control the depth, if the depth is too small, the steel balls drop easily, if the depth of the bearing groove is too large, the steel balls are not stressed, and therefore, the depth of the annular groove 6 is half of the diameter of the self.

In fig. 2 and 4, the outer surface of the outer race 1 is provided with a circle of abutting grooves for restraining the stabilizing sheet 7 after installation and preventing displacement, and the upper end of the stabilizing sheet 7 is in contact with the abutting grooves to form a fixed connection, specifically, the inner side end portions of the pad teeth 8 are in abutting contact with the abutting grooves formed in the outer race 1, the stabilizing sheet 7 includes a toothed ring 9 attached to the bearing plate 10, and the toothed ring 9 is provided with oblique pad teeth 8 arranged at equal intervals, the toothed ring 9 is an integral annular member for being connected with the bearing plate 10 integrally connected to the outer race 1, the annular member can increase the connection surface, so that the stabilizing sheet 7 can not shake under the action of stress on the bearing plate 10, and the pad teeth 8 are designed to be obliquely installed, thereby the inner race 3 and the stabilizing sheet 7 realize point contact and reduce friction.

While the utility model has been described in further detail with reference to specific embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims.

Claims

1. A clutch release bearing for a vehicle, comprising an inner ring (3) and an outer ring (1) fitted over the inner ring (3), characterized in that: the outer surface of the outer ring (1) is integrally connected with a bearing plate (10), the outer surface of the outer ring (1) is positioned on the bearing plate (10) and sleeved with a stabilizing sheet (7), and the lower surface of the inner ring (3) is lapped on the surface of the stabilizing sheet (7).

2. The vehicular clutch release bearing according to claim 1, characterized in that: the upper surface of the supporting plate (10) is provided with a reinforcing sheet (2), the cross section of the reinforcing sheet (2) is of an L-shaped structure, and the inner side of the reinforcing sheet (2) is provided with a side ring (5).

3. The vehicular clutch release bearing according to claim 2, characterized in that: the inner wall of side ring (5) and the outer wall of inner race (3) all offer annular (6) that supply the steel ball to place, and the degree of depth of annular (6) is half of self diameter.

4. The vehicular clutch release bearing according to claim 1, characterized in that: the outer surface of the outer ring (1) is provided with a circle of abutting groove, and the upper end of the stabilizing piece (7) is in contact with the abutting groove.

5. The vehicular clutch release bearing according to claim 4, characterized in that: the stabilizing piece (7) comprises a gear ring (9) attached to the bearing plate (10), inclined cushion teeth (8) are arranged on the gear ring (9) at equal intervals, and the inner side end parts of the cushion teeth (8) are abutted to abutting grooves formed in the outer ring (1).

6. The vehicular clutch release bearing according to claim 1, characterized in that: the clutch is characterized in that a connecting lug (4) matched with the clutch is integrally connected to the upper surface of the outer ring (1), and a flanging is integrally arranged on the upper surface of the inner ring (3).