CN111692203A

CN111692203A - Deep groove ball thrust bearing capable of rotating integrally at high speed

Info

Publication number: CN111692203A
Application number: CN201910215097.0A
Authority: CN
Inventors: 张仲安
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-13
Filing date: 2019-03-13
Publication date: 2020-09-22

Abstract

A deep groove ball thrust bearing with high speed rotation integrity comprising: two groups of large and small balls with equal quantity, a pair of concave-convex opposite concave-convex bearing rings with ball grooves and ball inlet holes, a large half bolt plug slightly larger than the diameter of the balls and a closing pin; the concave bearing ring and the convex bearing ring are opposite, the ball inlet holes are opposite, then the ball inlet holes are placed into a magnet ring slightly larger than the concave bearing ring and the convex bearing ring, a ball hole on one side is blocked by a foam ball, balls are placed into the ball inlet holes one by one at intervals, the balls are fully filled with the foam ball and taken out, more than half of the ball inlet holes on the concave bearing ring or the convex bearing ring are blocked by more than half of the bolt plugs, and the bolt plugs are fixed on the bearing ring by using a sealing pin; the deep groove ball thrust bearing has the advantages that a set of large balls supports and clamps the concave bearing ring and the convex bearing ring, the small balls are separated from the large balls and guide the large balls, friction is avoided, various special-shaped deep groove ball thrust bearings which can bear large radial force, axial thrust and axial tension simultaneously and can rotate integrally at high speed are manufactured.

Description

Deep groove ball thrust bearing capable of rotating integrally at high speed

Technical Field

The invention relates to a bearing, in particular to an integral deep groove ball thrust bearing which can rotate at a higher speed on the basis of the integral thrust bearing, and a new bearing can bear larger radial force, axial thrust and axial tension simultaneously as the integral deep groove ball thrust bearing; the difference is that: the ball in the ball groove on the bearing ring is arranged at intervals of one big ball and one small ball, and the balls are arranged in such a way that: only the meshing between the balls has no friction, and the balls can rotate at any rotating speed, so that the problem of friction and heat generation during the operation of the bearing is solved.

Background

The integral deep groove ball thrust bearing is mature in technology and wide in application, can simultaneously bear larger radial force, axial thrust and axial tension, can be used as a deep groove ball bearing, can be used as a thrust bearing, can also be used as a connection bearing, and is a substitute of various bearings, but the integral deep groove ball thrust bearing is not suitable for rotating at a higher rotating speed, so that the problem that the integral deep groove ball thrust bearing can not rotate at a high speed is solved by researching and manufacturing the integral deep groove ball thrust bearing capable of rotating at a high speed.

Hair care

The invention aims to provide a deep groove ball thrust bearing which can bear larger radial force, axial thrust and axial tension simultaneously, can not generate heat by friction under the condition of high-speed rotation and can rotate integrally at high speed; the larger means that the bearing is designed to bear the largest stress, and the largest stress that the bearing can bear in all directions is that the bearing can bear larger stress.

The invention relates to an integral deep groove ball thrust bearing capable of rotating at high speed, which comprises: the concave bearing ring, the convex bearing ring, two groups of balls with the same quantity and different diameters, a large bolt plug and a half bolt plug and a sealing pin are jointly formed, and the concave bearing ring and the convex bearing ring can be made into various special shapes according to requirements, so that the bearing can be made into various required shapes.

The concave bearing ring of the integral deep groove ball thrust bearing is characterized in that the included angle between a concave surface and the bottom surface of the bearing is about 45 degrees, a circle of ball groove is arranged on the concave surface, a vertical ball groove is provided with a big half or a small half of ball inlet hole, and the diameter of the ball inlet hole is slightly larger than that of a ball; it has the following functions in the invention: the ball groove of one of the concave bearing ring and the convex bearing ring opposite to the convex bearing ring and the ball groove on the convex bearing ring are opposite to form a standard round ball hole, and the big half or the small half of the ball inlet hole of the ball groove are opposite to the small half or the big half of the ball inlet hole on the convex bearing ring to form a standard round ball inlet hole.

The convex bearing ring is characterized in that a convex surface and a concave surface are opposite in parallel, the included angle between the convex surface and the bottom surface of the bearing ring is determined according to the included angle between the concave surface of the concave ring and the bottom surface of the bearing ring, a circle of ball groove is arranged on the convex surface, the vertical ball groove is a big half or a small half of a ball inlet hole, and the diameter of the ball inlet hole is slightly larger than that of the convex bearing ring of the integral deep groove ball thrust bearing; it has the following functions in the invention: the ball groove of one of the concave bearing ring and the convex bearing ring opposite to the concave bearing ring and the ball groove on the concave bearing ring are opposite to form a standard round ball hole, and the big half or the small half of the ball inlet hole of the ball groove is opposite to the small half or the big half of the ball inlet hole on the concave bearing ring to form a standard round ball inlet hole.

The large ball is a standard ball of a common bearing; it has the following functions in the invention: and the concave bearing ring and the convex bearing ring are supported and connected.

The small ball is a standard ball of a common bearing, the diameter of which is slightly smaller than that of the large ball and slightly larger than the radius of the large ball; it has the following functions in the invention: one point is contacted with the outer ring wall of the bearing ring, two points are contacted with the left and right big balls, the bearing ring is not supported and is not connected with the concave and convex bearing rings, and only the spacing function and the guiding function are realized between the two big balls.

The invention relates to a large half of bolt plugs, which are characterized in that a section of complete bolt is screwed into a large half of ball inlet holes on a concave or convex bearing ring, the part of a curve surface of a ball groove, the part of a concave or convex surface of the bearing ring and the part of the surface of the bearing ring are removed, and a section of bolt plug for sealing a pin groove is arranged between the surface of the bolt plug and the surface of the bearing ring; it has the following functions in the invention: the bearing ring after the ball inlet hole is blocked by the bolt plug forms a complete bearing ring, so that the ball is ensured to move in the ball groove and cannot be extruded out from the ball inlet hole.

The sealing pin is a section of section steel with half part on a bearing ring and half part on a bolt plug; it has the following functions in the invention: and plugging and fixing the large half of bolts plugged with the bead inlet holes on the bearing ring.

The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.

Drawings

FIG. 1 is a cross-sectional view of an integrated deep groove ball thrust bearing.

FIG. 2 is a cross-sectional view of bead feeding holes in concave-convex two rings of the integral deep groove ball thrust bearing.

FIG. 3 is a cross-sectional view of the ball inlet plugging of the deep groove ball thrust bearing.

FIG. 4 is a sectional view showing the arrangement of the balls in the concave-convex ring of the deep groove ball thrust bearing capable of rotating at high speed.

In the drawings: in figure 1, 1 is a bearing concave ring, 2 is a ball hole formed by a concave ring and a convex ring of a bearing, 3 is a bearing convex ring, and 4 is a curved surface opposite to the convex ring of the bearing concave ring. In the figure 2, 1 is a concave ring of a bearing, 2 is a ball hole formed by the concave ring and a convex ring of the bearing, 3 is a convex ring of the bearing, 4 is a relative curved surface of the concave ring and the convex ring of the bearing, 5 is a ball inlet hole formed by the concave ring and the convex ring of the bearing, 8 is a closed pin groove on the bearing ring, and 16 is a bolt buckle on the bearing ring with more than half of the ball inlet hole. In fig. 3, 6 is a concave surface or a convex surface on the plug, 7 is a curved surface of the plug opposite to the ball hole, 9 is a sealing pin on the plug, 10 is a bolt buckle on the plug, and 11 is an external section of the plug. In fig. 4, the curved surface of the concave ring or the convex ring of the bearing, 12, the small ball, 13, the large ball, 14, the ball groove on the concave ring or the convex ring, and 15, the middle hole of the bearing.

The implementation mode is as follows: the manufactured concave bearing ring and the convex bearing ring are in concave-convex opposition, the ball inlet holes are in opposition, and then the concave bearing ring and the convex bearing ring are placed in a magnet ring slightly larger than the bearing ring, a foam ball is used for blocking a ball hole formed by the opposite and common ball grooves on the concave bearing ring and the convex bearing ring, large balls and small balls are placed into the ball hole one by one at intervals from the ball inlet hole, the ball is taken out after being filled with the foam ball, a large half of the ball inlet holes on the bearing ring are blocked by a large half of bolt blocks, and a large half of the bolt blocks are fixed on the bearing ring by a closing pin; the deep groove ball thrust bearing has the advantages that a set of large balls supports and clamps the concave bearing ring and the convex bearing ring, the small balls are separated from the large balls and guide the large balls, the deep groove ball thrust bearing is frictionless, can be made into various special shapes, and can bear large radial force, axial thrust and axial tension simultaneously and rotate integrally at high speed.

Claims

1. A deep groove ball thrust bearing with high speed rotation integrity comprising: two groups of large and small balls with the same quantity, a pair of concave bearing rings and convex bearing rings which are concave-convex opposite and provided with ball grooves and ball inlet holes, a large half bolt plug slightly larger than the diameter of the balls and a closing pin; the large ball is a standard ball of a common bearing; the small ball is a ball with the diameter slightly smaller than the diameter of the large ball and slightly larger than the radius of the large ball; the concave bearing ring is a concave bearing ring of the integral deep groove ball thrust bearing, the included angle between the concave surface and the bottom surface of the bearing ring is about 45 degrees, a circle of ball groove is arranged on the concave surface, the vertical ball groove is provided with a large half or a small half of ball inlet holes, and the diameter of each ball inlet hole is slightly larger than that of a ball; the convex bearing ring is a convex bearing ring, the included angle between the convex surface and the bottom surface of the bearing ring is determined according to the concave bearing ring, a circle of ball groove is arranged on the convex surface, the vertical ball groove is a big half or a small half of ball inlet hole, and the diameter of the ball inlet hole is slightly larger than that of the convex bearing ring of the integral deep groove ball thrust bearing; the large half bolt plug is formed by screwing a section of complete bolt into a large half of the ball inlet hole, removing the curved surface part of the ball groove, the concave surface or convex surface part of the bearing ring and the surface part of the bearing ring, and forming a section of closed pin groove between the surface of the bolt plug and the surface of the bearing ring; the closing pin is a section of section steel with half part on the bolt plug and half part on the bearing ring; the deep groove ball thrust bearing is manufactured by oppositely arranging concave-convex bearing rings in a concave-convex mode, placing ball holes in one side of each ball inlet hole into a magnet ring slightly larger than the concave-convex bearing rings after the ball inlet holes are opposite, placing large balls and small balls at intervals one by one from the sizes of the ball inlet holes, taking the balls filled with the foam balls out, plugging large half of the ball inlet holes on the concave rings or the convex rings by using large half of bolts, plugging and fixing the bolts on the bearing rings by using closing pins, and supporting and clamping the large balls at intervals of the small balls of the concave-convex bearing rings by using a set of large balls, guiding the large balls and small balls, having no friction, and simultaneously bearing large radial force, axial force and being capable of rotating at high speed.

2. The high speed rotatable integrated deep groove ball thrust bearing of claim 1, wherein: the big ball supports the concave bearing ring and the convex bearing ring, the small ball separates the big ball and guides the big ball, the big ball and the small ball are arranged in the ball groove at intervals, only the contact between the big ball and the small ball has no friction, only the contact between the big ball and the small ball and the bearing ring has no friction, and the problem of friction heat generation of the ball bearing is solved.

3. The high speed rotatable integrated deep groove ball thrust bearing of claim 1, wherein: the concave-convex bearing ring can be made into various shapes by selecting materials according to requirements.