CN210240300U

CN210240300U - Precision machining bearing

Info

Publication number: CN210240300U
Application number: CN201920979995.9U
Authority: CN
Inventors: Weiping Ji; 纪维平; Qi Ding; 丁琪
Original assignee: Changzhou Technological Research Seiko Co ltd
Current assignee: Changzhou Technological Research Seiko Co ltd
Priority date: 2019-06-26
Filing date: 2019-06-26
Publication date: 2020-04-03
Anticipated expiration: 2029-06-26

Abstract

The utility model discloses a precision machining bearing, which relates to the technical field of bearings, and comprises an inner shaft ring, an outer shaft ring and balls, wherein the outer shaft ring surrounds and is parallel to the outer part of the inner shaft ring, and the balls are provided with at least three balls and are arranged between the outer shaft ring and the inner shaft ring in a surrounding manner; the inner wall of the inner shaft collar is provided with at least five clamping grooves which are distributed at equal intervals, the inner shaft collar comprises an anti-abrasion outer ring, an anti-abrasion inner ring and springs, the anti-abrasion outer ring and the anti-abrasion inner ring are positioned on the inner wall of the inner shaft collar, the outer wall of the anti-abrasion inner ring and the inner wall of the anti-abrasion outer ring are bonded into a whole through an adhesive, and the springs are provided with at least five clamping grooves which are distributed at equal intervals on the outer wall of the; the outer wall of the outer shaft collar is provided with four grooves which are arranged at equal intervals, and the centers of the bottoms of the inner surfaces of the four grooves are provided with vertical inward grooves; the beneficial effects of the utility model reside in that: the lubricating oil is conveniently added into the bearing/the abrasion degree of the bearing is reduced.

Description

Precision machining bearing

Technical Field

The utility model belongs to the technical field of the bearing technique and specifically relates to a precision finishing bearing is related to.

Background

The bearing is an important part in the modern mechanical equipment. Its main function is the support mechanical rotator, reduces the coefficient of friction in its motion process to guarantee its gyration precision, the bearing is after long-term the use, its mechanical properties obviously descends, and it is not smooth enough in the rotation process, and conventional bearing not only is difficult to directly add the inside of bearing when adding lubricating oil, and the operating procedure is comparatively troublesome, again, the bearing wearing and tearing speed is fast, needs frequent change, increases user's use cost.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the existing bearing is not well added with lubricating oil and is easy to wear, the utility model aims to provide a precision machining bearing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a precision machining bearing comprises an inner shaft ring, an outer shaft ring and balls, wherein the outer shaft ring surrounds and is parallel to the outer portion of the inner shaft ring, and the balls are provided with at least three balls and are arranged between the outer shaft ring and the inner shaft ring in a surrounding mode;

the inner shaft collar is provided with at least five clamping grooves which are arranged at equal intervals, the inner shaft collar comprises an anti-abrasion outer ring, an anti-abrasion inner ring and springs, the anti-abrasion outer ring and the anti-abrasion inner ring are positioned on the inner wall of the inner shaft collar, the outer wall of the anti-abrasion inner ring and the inner wall of the anti-abrasion outer ring are bonded into a whole through an adhesive, and the springs are provided with at least five clamping grooves which are arranged at equal intervals on the outer wall of the anti-abrasion outer ring;

the outer collar outer wall is seted up four recesses that the equidistance was arranged, and four perpendicular inside perpendicular groove, four are all seted up at recess internal surface bottom center perpendicular inslot side bottom all imbeds rather than communicating filter screen, and four erect the inslot and all inserted the sponge strip, recess internalization embedding has its confined sealed lid, just sealed lid surface center all is fixed with the pull block.

Furthermore, at least three balls are in rolling connection with the inner wall of the outer collar and the outer wall of the inner collar, and the outer collar and the inner collar are movably connected through at least three balls.

Furthermore, the number of the springs is equal to that of the clamping grooves and corresponds to one another, and at least five springs are clamped into at least five clamping grooves respectively to enable the anti-abrasion outer ring and the anti-abrasion inner ring to be elastically connected with the inner shaft ring.

Furthermore, gaskets are fixed at one ends of at least five springs, which are far away from the outer wall of the anti-abrasion outer ring, and the surfaces of the gaskets are in contact with the top of the inner wall of the clamping groove.

Further, the filter screen is communicated with the inner wall of the outer collar.

Further, the height of the pulling block is 1cm, and the diameter of the meshes of the filter screen is 0.5 cm.

Compared with the prior art, the utility model discloses the beneficial effect who realizes: the gasket at the tail end of the spring is used for contacting the gasket with the inner wall of the clamping groove, so that an anti-abrasion effect can be achieved, the friction force between the spring and the inner wall of the clamping groove is reduced, and when the bearing is installed, the anti-abrasion outer ring and the anti-abrasion inner ring are directly contacted with the outer part of the shaft lever needing to use the bearing, so that the inner shaft ring can be effectively prevented from being directly contacted with the shaft lever to generate abrasion, and the whole service life of the bearing is prolonged;

pour lubricating oil into the perpendicular inslot of recess internal surface bottom, the sponge strip can adsorb lubricating oil, and the user lasts pours lubricating oil into, and the lubricating oil that spills over will drip into the inner wall of outer collar through the filter screen to slowly flow into on the ball between outer collar and the interior collar, can directly lubricate the ball like this, so not only can effectively avoid the waste of lubricating oil, also improved the lubricated effect of bearing greatly simultaneously.

Drawings

The invention is described in further detail below with reference to the following figures and detailed description:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of an anti-wear outer ring and an anti-wear inner ring of the present invention;

fig. 3 is a partial structural schematic diagram of the outer collar a of the present invention.

The labels in the figure are: 1-an inner collar; 101-a card slot; 102-an anti-wear outer ring; 103-an anti-abrasion inner ring; 104-a spring; 105-a shim; 2-an outer collar; 201-grooves; 202-vertical slots; 203-a filter screen; 204-sponge strip; 205-a sealing cover; 206-pulling the block; 3-rolling balls.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3, it should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essence, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function and the achievable purpose of the present invention. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a precision machining bearing comprises an inner shaft ring 1, an outer shaft ring 2 and balls 3, wherein the outer shaft ring 2 surrounds and is parallel to the outer portion of the inner shaft ring 1, at least three balls 3 are arranged between the outer shaft ring 2 and the inner shaft ring 1 in a surrounding mode, the at least three balls 3 are in rolling connection with the inner wall of the outer shaft ring 2 and the outer wall of the inner shaft ring 1, and the outer shaft ring 2 is movably connected with the inner shaft ring 1 through the at least three balls 3;

specifically, at least three balls 3 are used for installing the inner shaft ring 1 and the outer shaft ring 2 between each other, and the inner shaft ring 1 and the outer shaft ring 2 are rotationally connected through the balls 3;

the inner wall of the inner collar 1 is provided with at least five clamping grooves 101 which are arranged at equal intervals, the inner collar 1 comprises an anti-abrasion outer ring 102, an anti-abrasion inner ring 103 and springs 104, the anti-abrasion outer ring 102 and the anti-abrasion inner ring 103 are both positioned on the inner wall of the inner collar 1, the outer wall of the anti-abrasion inner ring 103 is bonded with the inner wall of the anti-abrasion outer ring 102 into a whole through an adhesive, the springs 104 are provided with at least five springs which are arranged on the outer wall of the anti-abrasion outer ring 102 at equal intervals, the number of the springs 104 is equal to that of the clamping grooves 101 and corresponds to that of the clamping grooves 101 one to one, the at least five springs 104 are respectively clamped into the at least five clamping grooves 101, the anti-abrasion outer ring 102 and the anti-abrasion inner ring 103 are elastically connected with the inner collar 1;

specifically, a user clamps the anti-abrasion outer ring 102 and the anti-abrasion inner ring 103 into at least five clamping grooves 101 through at least five springs 104 one by one, so that the anti-abrasion outer ring 102 and the anti-abrasion inner ring 103 are elastically connected with the inner shaft ring 1 through the springs 104, the gasket 105 at the tail end of the spring 104 is used for contacting the gasket 105 with the inner wall of the clamping groove 101, an anti-abrasion effect can be achieved, the friction force between the springs 104 and the inner wall of the clamping groove 101 is reduced, after the bearing is installed, the anti-abrasion outer ring 102 and the anti-abrasion inner ring 103 can be directly contacted with the outer part of a shaft rod needing to use the bearing when the bearing is installed by the user, and therefore the inner shaft ring 1 can be effectively prevented from being directly contacted with the shaft rod to cause abrasion, the anti-abrasion effect and the service life of the anti-abrasion outer ring 102 and the anti-;

the outer wall of the outer collar 2 is provided with four grooves 201 which are arranged at equal intervals, the centers of the bottoms of the inner surfaces of the four grooves 201 are provided with vertical inward vertical grooves 202, the bottoms of the inner sides of the four vertical grooves 202 are embedded with filter screens 203 which are communicated with the four vertical grooves, sponge strips 204 are inserted into the four vertical grooves 202, sealing covers 205 which seal the grooves 201 are movably embedded in the grooves 201, pull blocks 206 are fixed at the centers of the surfaces of the sealing covers 205, the filter screens 203 are communicated with the inner wall of the outer collar 2, the height of each pull block 206 is 1cm, and the diameter of meshes of the filter screens 203 is 0.5 cm;

specifically, when the bearing is used for a long time and lubricating oil needs to be added to the inside of the bearing for lubrication, the pulling block 206 can be pulled to pull out the sealing covers 205 in the four grooves 201, then the user pours the lubricant into the vertical groove 202 at the bottom of the inner surface of the groove 201, the sponge strip 204 in the vertical groove 202 can absorb the lubricant, and the lubricating oil is continuously poured into the user, the overflowed lubricating oil can drop into the filter screen 203 at the bottom of the vertical groove 202 through the tail end of the sponge strip 204, as the mesh diameter of the filter screen 203 is 0.5cm and is communicated with the inner wall of the outer collar 2, the lubricating oil will drip through the screen 203 into the inner wall of the outer collar 2, and slowly flow into the balls 3 between the outer collar 2 and the inner collar 1, can directly lubricate ball 3 like this, so not only can effectively avoid the waste of lubricating oil, also improve the lubricated effect of bearing simultaneously greatly.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a precision finishing bearing, includes inner collar (1), outer collar (2) and ball (3), its characterized in that: the outer shaft ring (2) surrounds and is parallel to the outer part of the inner shaft ring (1), and at least three balls (3) are arranged between the outer shaft ring (2) and the inner shaft ring (1) in a surrounding manner;

the inner wall of the inner collar (1) is provided with at least five clamping grooves (101) which are arranged at equal intervals, the inner collar (1) comprises an anti-abrasion outer ring (102), an anti-abrasion inner ring (103) and springs (104), the anti-abrasion outer ring (102) and the anti-abrasion inner ring (103) are both positioned on the inner wall of the inner collar (1), the outer wall of the anti-abrasion inner ring (103) and the inner wall of the anti-abrasion outer ring (102) are bonded into a whole through adhesives, and the springs (104) are provided with at least five clamping grooves which are arranged at equal intervals on the outer wall of the anti-abrasion outer ring (102);

outer collar (2) outer wall is seted up four recesses (201) that the equidistance was arranged, and four perpendicular inside perpendicular groove (202) have all been seted up at recess (201) internal surface bottom center, four it all is embedded into rather than communicating filter screen (203) to erect inboard bottom in groove (202), and four it has all inserted sponge strip (204) in groove (202), recess (201) internalization embedding has sealed lid (205) rather than confined, just sealed lid (205) surface center all is fixed with pull block (206).

2. A precision-machined bearing according to claim 1, wherein: at least three balls (3) are in rolling connection with the inner wall of the outer collar (2) and the outer wall of the inner collar (1), and the outer collar (2) is movably connected with the inner collar (1) through the at least three balls (3).

3. A precision-machined bearing according to claim 1, wherein: the number of the springs (104) is equal to that of the clamping grooves (101) and corresponds to one another, and at least five springs (104) are clamped into at least five clamping grooves (101) respectively to enable the anti-abrasion outer ring (102) and the anti-abrasion inner ring (103) to be elastically connected with the inner shaft ring (1).

4. A precision-machined bearing according to claim 1, wherein: and a gasket (105) is fixed at one end of at least five springs (104) far away from the outer wall of the anti-abrasion outer ring (102), and the surface of the gasket (105) is in contact with the top of the inner wall of the clamping groove (101).

5. A precision-machined bearing according to claim 1, wherein: the filter screen (203) is communicated with the inner wall of the outer collar (2).

6. A precision-machined bearing according to claim 1, wherein: the height of the pulling block (206) is 1cm, and the diameter of the meshes of the filter screen (203) is 0.5 cm.