CN211176248U

CN211176248U - Wear-resistant high-stability bidirectional positioning star-shaped sleeve

Info

Publication number: CN211176248U
Application number: CN201922216230.2U
Authority: CN
Inventors: 郑通剑
Original assignee: Taizhou Dianhuang Automotive Parts Co ltd
Current assignee: Taizhou Dianhuang Automotive Parts Co ltd
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-04
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a stand wear and tear high stable bidirectional positioning star cover, aim at providing a stand wear and tear effect, simple structure and the strong star cover of stability, its technical scheme main points are that the slot includes the inslot wall, be equipped with the supporter on the outward flange of inslot wall, the supporter includes the conflict face inconsistent with the steel ball, the curved surface radian of conflict face is the same with the curved surface radian of steel ball, supporter through setting up, then formed the positioning effect to the steel ball, the steel ball stability in operation has been ensured, therefore, the clothes hanger is strong in practicability, moreover, the steam hanger is simple in structure, further be equipped with lubricating mechanism on the star cover body, then good lubricated effect has been improved, high stability, simple structure the utility model is suitable for a car a steering system accessory technical field.

Description

Wear-resistant high-stability bidirectional positioning star-shaped sleeve

Technical Field

The utility model relates to an auto steering system accessory technical field, more specifically say, it relates to a stand wear and tear high stable bidirectional positioning star cover.

Background

Currently, there are star sleeves on the market, which comprise a star sleeve body. Traditional star cover relatively poor with the location effect of steel ball, the position that leads to the steel ball easily takes place to remove, reduces stability when moving, and the while is installing, practical or at the in-process of dismantling, to the lubricated effect of star cover, leads to the loss of lubricating oil easily, reduces practical function.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a stand wear and tear effect, simple structure and the strong star cover of stability.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a stand wear and tear high stable bidirectional positioning star cover, includes the star cover body, the star cover body includes shaft hole and a plurality of gliding slot that is used for the steel ball, the slot includes the inslot wall, is equipped with the supporter on the outward flange of inslot wall, and the supporter includes the conflict face inconsistent with the steel ball, the curved surface radian of conflict face is the same with the curved surface radian of steel ball, still is equipped with lubricating mechanism on the star cover body, and this lubricating mechanism is including setting up lubricating ring groove on star cover body side end face, a plurality of outer intercommunication grooves of communicating lubricating ring groove and slot in proper order and a plurality of in-connection logical grooves of communicating lubricating ring groove and shaft hole in.

By adopting the technical scheme, the groove comprises the groove inner wall, the outer edge of the groove inner wall is provided with the supporting body, the supporting body comprises an abutting surface which is abutted against the steel ball, the radian of the curved surface of the abutting surface is the same as that of the curved surface of the steel ball, the positioning effect on the steel ball is formed by the arranged supporting body, the stability of the steel ball in operation is ensured, the practicability is strong, the structure is simple, the lubricating mechanism is further arranged on the star-shaped sleeve body, the good lubricating effect is improved, the stability is strong, the structure is simple, the lubricating mechanism comprises a lubricating ring groove arranged on one side end surface of the star-shaped sleeve body, a plurality of outer communicating grooves which are sequentially communicated with the lubricating ring groove and the groove, and a plurality of inner communicating grooves which are sequentially communicated with the lubricating ring groove and the shaft hole, and the multidirectional lubricating effect is, and the device is uniform, strong in stability and simple in structure.

The utility model discloses further set up to: the lubricating mechanism further comprises a first inner ring groove and a second inner ring groove which are arranged in the shaft hole, and the first inner ring groove and the second inner ring groove are both inclined.

Through adopting above-mentioned technical scheme, lubricated mechanism is still including setting up in the downthehole first inner ring groove and the second inner ring groove of axle, through the first, two inner ring grooves that set up to all be the slope form with first inner ring groove and second inner ring groove, increased the mobility of lubricating oil, increase lubricated scope, stability is strong, simple structure, and the practicality is strong.

The utility model discloses further set up to: the first inner ring groove and the second inner ring groove are arranged in an intersecting mode, an alternating current point is formed by the first inner ring groove and the second inner ring groove in an intersecting mode, and the lubricating mechanism further comprises an inner through hole which is communicated with the alternating current point and the groove in sequence.

Through adopting above-mentioned technical scheme, the crossing setting in first inner ring groove and the second inner ring groove adopts above-mentioned structure to set up, through the first, two inner ring grooves that the intersection structure set up for crossing formation alternating current point in first inner ring groove and the second inner ring groove has increased the mobility of lubricating oil, and lubricated mechanism still includes the interior through-hole that communicates alternating current point and slot in proper order simultaneously, then further guarantees the multidirectional flow effect of lubricating oil, and stability is strong, simple structure.

The utility model discloses further set up to: the inner diameter of the inner through hole is gradually reduced from the alternating current point to the groove direction.

Through adopting above-mentioned technical scheme, the internal diameter of interior through-hole reduces toward the slot direction by exchanging the point gradually, adopts above-mentioned structure setting, through with interior through-hole like structure setting as above, has reduced the influence of interior through-hole to the slot structure on the one hand, and on the other hand has then formed lubricated effect gradually, and the practicality is strong, simple structure.

Drawings

Fig. 1 is a top view of an embodiment of a wear-resistant high-stability bidirectional positioning inner race of the present invention.

Fig. 2 is a structure diagram of the groove and steel ball cooperation structure of the embodiment of the abrasion-resistant high-stability bidirectional positioning star-shaped sleeve of the utility model.

Fig. 3 is a cross-sectional view taken along the direction K-K in fig. 1 of an embodiment of the wear-resistant high-stability bidirectional positioning inner race of the present invention.

Reference numeral 10 in the figure, shaft hole; 101. a first inner annular groove; 102. a second inner annular groove; 103. an alternating current point; 11. a trench; 110. the inner wall of the groove; 111. a support body; 112. a contact surface; 12. an inner through hole; 21. a lubrication ring groove; 22. an outer communicating groove; 23. and an inner through groove.

Detailed Description

An embodiment of the wear-resistant high-stability bidirectional positioning inner race of the present invention is further described with reference to fig. 1 to 3.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.

A wear-resistant high-stability bidirectional positioning star-shaped sleeve comprises a star-shaped sleeve body, wherein the star-shaped sleeve body comprises a shaft hole 10 and a plurality of grooves 11 used for sliding of a steel ball, each groove 11 comprises an inner groove wall 110, supporting bodies 111 are arranged on the outer edges of the inner groove walls 110, each supporting body 111 comprises an abutting surface 112 abutting against the steel ball, the radian of the curved surface of each abutting surface 112 is identical to that of the steel ball, a positioning effect on the steel ball is achieved through the arranged supporting bodies 111, the stability of the steel ball in the operation is guaranteed, the practicability is strong, the structure is simple, further, a lubricating mechanism is arranged on the star-shaped sleeve body, a good lubricating effect is improved, the stability is strong, the structure is simple, and the lubricating mechanism comprises a lubricating ring groove 21 arranged on one side end face of the star-shaped sleeve body, a plurality of outer communicating grooves 22 sequentially communicating the lubricating ring groove 21 with the grooves 11 and a, through the lubricating ring groove 21 and the inner and outer communicating grooves, the multidirectional lubricating effect is convenient to form, and the lubricating ring groove is uniform, strong in stability and simple in structure.

The utility model discloses further set up to, lubricated mechanism is still including setting up first inner ring groove 101 and the second inner ring groove 102 in shaft hole 10, through the first, two inner ring grooves that set up to all be the slope form with first inner ring groove 101 and second inner ring groove 102, increased the mobility of lubricating oil, increase lubricated scope, stability is strong, simple structure, and the practicality is strong.

The utility model discloses further set up to, the crossing setting in first inner ring groove 101 and the second inner ring groove 102 adopts above-mentioned structure setting, first, two inner ring grooves through the intersection structure setting for crossing formation alternating current point 103 in first inner ring groove 101 and the second inner ring groove 102 has increased the mobility of lubricating oil, and lubricated mechanism is still including the interior through-hole 12 that communicates alternating current point 103 and slot 11 in proper order simultaneously, then further assurance lubricating oil's multidirectional flow effect, and stability is strong, simple structure.

The utility model discloses further set up to, the internal diameter of interior through-hole 12 is reduced gradually by exchanging 103 points toward slot 11 direction, adopts above-mentioned structure setting, through with interior through-hole 12 as above-mentioned structure setting, has reduced the influence of interior through-hole 12 to slot 11 structure on the one hand, and on the other hand has then formed lubricated effect gradually, and the practicality is strong, simple structure.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and the skilled in the art can carry out the common changes and replacements within the technical solution of the present invention.

Claims

1. The utility model provides a stand wear and tear high stable two-way location star cover, includes the star cover body, the star cover body includes shaft hole (10) and a plurality of gliding slot (11) of steel ball that are used for, its characterized in that, slot (11) are equipped with supporter (111) including inslot wall (110) on the outward flange of inslot wall (110), and supporter (111) include with inconsistent conflict face (112) of steel ball, the curved surface radian of conflict face (112) is the same with the curved surface radian of steel ball, still is equipped with lubricated mechanism on the star cover body, and this lubricated mechanism leads to groove (23) including setting up lubricated annular (21) on star cover body side end, a plurality of outer intercommunication groove (22) of communicating lubricated annular (21) and slot (11) in proper order and communicating a plurality of in-connection of lubricated annular (21) and shaft hole (10) in proper order.

2. A wear-resistant highly stable double location inner race as claimed in claim 1, wherein said lubrication means further comprises a first inner race (101) and a second inner race (102) disposed in the axial bore (10), the first inner race (101) and the second inner race (102) being inclined.

3. A wear-resistant highly stable two-way positioning inner sleeve according to claim 2, wherein the first inner annular groove (101) and the second inner annular groove (102) are intersected, and the intersection of the first inner annular groove (101) and the second inner annular groove (102) forms an intersection point (103), and the lubrication mechanism further comprises an inner through hole (12) which sequentially communicates the intersection point (103) and the groove (11).

4. A wear-resistant highly stable two-way positioning inner sleeve according to claim 3, wherein the inner diameter of the inner through hole (12) decreases from the intersection point (103) towards the groove (11).