CN218598635U

CN218598635U - Clutch annular cavity thrust bearing

Info

Publication number: CN218598635U
Application number: CN202222467708.0U
Authority: CN
Inventors: 周建清
Original assignee: Suzhou Xinye Bearing Co ltd
Current assignee: Suzhou Xinye Bearing Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-03-10
Anticipated expiration: 2032-09-19

Abstract

The utility model discloses a clutch annular chamber thrust bearing, including seat circle, holder and ring, seat circle and ring lie in the both sides of holder, set up the circular slot that a plurality of equidistance were arranged on the holder, and a plurality of circular inslots inside all rotates and is connected with the steel ball, the side that the seat circle is close to ring one side is equipped with the side bounding wall, the seat circle is close to middle part shaft hole position and is equipped with interior bounding wall, form the movable groove between side bounding wall and the interior bounding wall. The utility model discloses in, be provided with the seat circle, thrust bearing main part is constituteed to holder and hubcap, the seat circle side is equipped with the side bounding wall, the seat circle is close to shaft hole department and is equipped with interior bounding wall, form the activity groove between side bounding wall and the interior bounding wall, make the holder can restrict at the activity inslot, and side bounding wall inner wall and hubcap lateral wall pass through the laminating of a plurality of balls, prevent to take place the dislocation between hubcap and the seat circle, consequently, make this thrust bearing can not only bear the axial force in the use, can also bear great radial force.

Description

Clutch annular cavity thrust bearing

Technical Field

The utility model relates to a bearing technical field especially relates to a clutch annular chamber thrust bearing.

Background

The clutch is positioned in a flywheel shell between an engine and a gearbox, the clutch assembly is fixed on the rear plane of a flywheel by screws, an output shaft of the clutch is an input shaft of the gearbox, the clutch is a common component in mechanical transmission and can separate or joint a transmission system at any time, and a thrust bearing is arranged in an annular cavity of the clutch.

However, the thrust bearing can only bear axial force and cannot bear radial force when in use, if the thrust bearing bears the radial force, the retainer, the race and the shaft ring can generate radial displacement, so that the friction force is increased, the service life of the bearing is influenced, the thrust bearing cannot keep lubrication for a long time after being coated with lubricating oil, and the thrust bearing can be worn after being used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the annular chamber thrust bearing of clutch who proposes.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a clutch annular chamber thrust bearing, includes seat circle, holder and ring shaft, the seat circle is installed in the annular chamber of clutch, seat circle and ring shaft are located the both sides of holder, set up the circular recess that a plurality of equidistance were arranged on the holder, and a plurality of circular recess inside all rotates and is connected with the steel ball, the side that the seat circle is close to ring shaft one side is equipped with the side bounding wall, the seat circle is close to middle part shaft hole position and is equipped with interior bounding wall, form the activity groove between side bounding wall and the interior bounding wall, and the holder is located the activity inslot portion, a plurality of spherical grooves have been seted up to the ring shaft lateral wall equidistance, and all are equipped with the ball in a plurality of spherical grooves.

Furthermore, a first annular groove is formed in the inner bottom wall of the movable groove, a second annular groove is formed in the lower surface of the shaft ring, and two sides of a plurality of steel balls on the retainer are respectively in rolling connection with the first annular groove and the second annular groove, so that the seat ring and the shaft ring can rotate relative to the retainer.

Furthermore, the side coaming and the inner coaming are of an integral structure with the seat ring, and a gap is formed between the inner wall of the side coaming and the outer side wall of the shaft ring, so that the shaft ring can not contact with the inner wall of the side coaming when rotating.

Furthermore, one side of the ball outside the spherical groove is attached to the inner wall of the side wall plate, and the ball is in contact with the inner wall of the side wall plate, so that the supporting effect can be achieved, and the friction force can be reduced.

Furthermore, lubricating oil is arranged in the movable groove, lubricating oil can be added into the movable groove through a gap between the side coaming and the outer side wall of the shaft ring, and the lubricating oil can be always kept in the movable groove, so that the lubricating effect is always achieved.

Furthermore, the shaft ring lower surface forms a gap with the top end of the inner surrounding plate, gaps are formed between the outer side wall of the retainer and the inner wall of the side surrounding plate and between the inner wall of the shaft hole in the middle of the retainer and the outer side wall of the inner surrounding plate, and contact friction force between the retainer and the shaft ring, between the side surrounding plate and between the retainer and the inner surrounding plate is reduced.

Furthermore, the inner diameter of the shaft hole in the middle of the seat ring is larger than that of the shaft hole in the middle of the shaft ring, so that the transmission shaft of the clutch cannot be in contact with the shaft hole in the middle of the seat ring after being matched and connected with the shaft hole of the shaft ring.

The utility model has the advantages that:

the utility model discloses when using, through setting up the seat circle, thrust bearing main part is constituteed to holder and hubcap, the seat circle side is equipped with the side bounding wall, the seat circle is close to shaft hole department and is equipped with interior bounding wall, form the activity groove between side bounding wall and the interior bounding wall, make the holder can restrict at the activity inslot, and side bounding wall inner wall and hubcap lateral wall pass through a plurality of ball laminating, prevent to take place the dislocation between hubcap and the seat circle, consequently make this thrust bearing can not only bear the axial force in the use, can also bear great radial force. And lubricating oil can be added into the movable groove, so that friction of the bearing during rotation is reduced.

Drawings

Fig. 1 is an overall sectional view of the present invention;

FIG. 2 is a perspective view of the seat ring of the present invention;

fig. 3 is a top view of the retainer of the present invention;

fig. 4 is a perspective view of the shaft washer of the present invention.

Illustration of the drawings:

1. a seat ring; 2. a holder; 3. a shaft ring; 4. a circular groove; 5. a steel ball; 6. side coaming plates; 7. an inner coaming; 8. a movable groove; 9. a first annular groove; 10. a second annular groove; 11. a spherical groove; 12. and a ball.

Detailed Description

As shown in fig. 1-4, a clutch annular cavity thrust bearing is related to, including seat circle 1, holder 2 and shaft collar 3, seat circle 1 installs in the annular cavity of clutch, seat circle 1 and shaft collar 3 are located the both sides of holder 2, set up a plurality of circular slots 4 that the equidistance was arranged on the holder 2, and a plurality of circular slots 4 are inside all to rotate and be connected with steel ball 5, the side that seat circle 1 is close to 3 one side of shaft collar is equipped with side bounding wall 6, seat circle 1 is close to middle part shaft hole position and is equipped with interior bounding wall 7, form movable slot 8 between side bounding wall 6 and the interior bounding wall 7, and holder 2 is located inside movable slot 8, a plurality of spherical slots 11 have been seted up to 3 lateral walls equidistance of shaft collar, and all be equipped with ball 12 in a plurality of spherical slots 11. The internal diameter of the shaft hole in the middle of the seat ring 1 is larger than that of the shaft hole in the middle of the shaft ring 3, so that the transmission shaft of the clutch can not contact with the shaft hole in the middle of the seat ring 1 after being matched and connected with the shaft hole of the shaft ring 3.

As shown in fig. 1 and 3, a first annular groove 9 is formed in the inner bottom wall of the movable groove 8, a second annular groove 10 is formed in the lower surface of the shaft ring 3, and two sides of the plurality of steel balls 5 on the retainer 2 are respectively in rolling connection with the first annular groove 9 and the second annular groove 10, so that the seat ring 1 and the shaft ring 3 can rotate relative to the retainer 2.

As shown in figure 1, the side wall plates 6 and the inner wall plate 7 are integrated with the seat ring 1, and a gap is formed between the inner wall of the side wall plate 6 and the outer side wall of the shaft ring 3. The side of the ball 12 outside the spherical groove 11 is attached to the inner wall of the side wall plate 6. The movable groove 8 is internally provided with lubricating oil, so that the shaft ring 3 can not be contacted with the side wall plate 6 when rotating along with the transmission shaft of the clutch, and the balls 12 can form a support between the side wall plate 6 and the shaft ring 3.

As shown in figure 1, a gap is formed between the lower surface of the shaft ring 3 and the top end of the inner coaming 7, gaps are formed between the outer side wall of the retainer 2 and the inner wall of the side coaming 6 and between the inner wall of the shaft hole in the middle of the retainer 2 and the outer side wall of the inner coaming 7, and the contact between the retainer 2 and the side coaming 6, the contact between the inner coaming 7 and the shaft ring 3 can be reduced through the gaps, so that the friction force is reduced.

When in use: the retainer 2 with the steel ball 5 is placed into the movable groove 8, the retainer 2 is not divided into positive and negative when being installed, then the shaft ring 3 is placed on the surface of the retainer 2, the steel ball 5 on the retainer 2 is clamped with the first annular groove 9 and the second annular groove 10 respectively, then the seat ring 1 can be installed in the annular cavity of the clutch, the clutch transmission shaft is connected with the shaft hole in the middle of the shaft ring 3 in a matched mode (the installation mode of the clutch transmission shaft and the shaft ring 3 and the installation mode of the seat ring 1 and the clutch annular cavity are the prior art), and finally lubricating oil is added into the movable groove 8 through a gap between the side coaming 6 and the outer side wall of the shaft ring 3.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A clutch annular chamber thrust bearing, characterized by: including seat circle (1), holder (2) and shaft collar (3), install in the annular cavity of clutch seat circle (1), seat circle (1) and shaft collar (3) are located the both sides of holder (2), round slot (4) that a plurality of equidistance were arranged are seted up on holder (2), and a plurality of round slot (4) inside all rotates and is connected with steel ball (5), the side that seat circle (1) is close to shaft collar (3) one side is equipped with side bounding wall (6), seat circle (1) is close to middle part shaft hole position and is equipped with interior bounding wall (7), form movable groove (8) between side bounding wall (6) and interior bounding wall (7), and inside holder (2) are located movable groove (8), a plurality of spherical groove (11) have been seted up to shaft collar (3) lateral wall equidistance, and all be equipped with ball (12) in a plurality of spherical groove (11).

2. The clutch annular cavity thrust bearing of claim 1, wherein: a first annular groove (9) is formed in the inner bottom wall of the movable groove (8), a second annular groove (10) is formed in the lower surface of the shaft ring (3), and the two sides of a plurality of steel balls (5) on the retainer (2) are respectively in rolling connection with the first annular groove (9) and the second annular groove (10).

3. The clutch annular cavity thrust bearing of claim 1, wherein: the side coaming (6) and the inner coaming (7) are integrated with the seat ring (1), and a gap is formed between the inner wall of the side coaming (6) and the outer side wall of the shaft ring (3).

4. The clutch annular cavity thrust bearing of claim 1, wherein: and one side of the ball (12) positioned outside the spherical groove (11) is attached to the inner wall of the side wall plate (6).

5. The clutch annular cavity thrust bearing of claim 1, wherein: lubricating oil is arranged in the movable groove (8).

6. The clutch annular cavity thrust bearing of claim 1, wherein: gaps are formed between the lower surface of the shaft ring (3) and the top end of the inner enclosure plate (7), and gaps are formed between the outer side wall of the retainer (2) and the inner wall of the side enclosure plate (6) and between the inner wall of the middle shaft hole of the retainer (2) and the outer side wall of the inner enclosure plate (7).

7. The clutch annular cavity thrust bearing of claim 1, wherein: the inner diameter of the shaft hole in the middle of the seat ring (1) is larger than that of the shaft hole in the middle of the shaft ring (3).