CN219197912U

CN219197912U - Linear rolling bearing

Info

Publication number: CN219197912U
Application number: CN202320328699.9U
Authority: CN
Inventors: 罗益成; 陈梦姣
Original assignee: Shenzhen Huali Energy Technology Co ltd
Current assignee: Shenzhen Huali Energy Technology Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-16
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a linear rolling bearing, which comprises a linear rolling bearing assembly, wherein the linear rolling bearing assembly comprises a bearing sleeve and a bearing shaft, a rolling mechanism is arranged on the inner side of the bearing sleeve, the rolling mechanism comprises balls, a circulating rotating assembly is arranged on the inner side of the bearing sleeve, the circulating rotating assembly comprises a limiting sleeve and a ring groove, a movable connecting assembly is arranged on the limiting sleeve, the movable connecting assembly comprises a supporting rod group and a rotating shaft, the linear rolling bearing can ensure that the balls keep rolling friction with the ring groove and the bearing shaft, the moving friction force is further reduced, the working efficiency of equipment movement is improved, air enters the inner side of a bell mouth and enters the inner side of the ring groove after passing through a filter screen, then flows outwards through the bell mouth on the other side of the bearing sleeve, heat generated by friction between the balls and the bearing sleeve and the bearing shaft is outwards dispersed, and the temperature of the linear rolling bearing is further reduced, and the linear rolling bearing is suitable for linear moving work use of equipment.

Description

Linear rolling bearing

Technical Field

The utility model relates to the technical field of linear rolling bearing equipment, in particular to a linear rolling bearing.

Background

In order to facilitate the linear movement of equipment and effectively reduce the friction force during movement, the utility model patent with the patent application number of CN20110290050. X discloses a steel ball type linear rolling bearing, all of which are formed by combining steel sleeves, wherein the movement of steel balls is carried out in an inner steel sleeve, so that the problem that the steel ball retainer in the old bearing is complex in structural design and the material of the steel ball retainer is only made of plastic parts (or steel stamping parts) is solved, so that the steel ball type linear rolling bearing is easy to wear during use and poor in precision retention, the outer steel sleeve of the bearing does not need to be processed into a concave arc polygon on an inner hole wall, the inner steel sleeve can be conveniently arranged in the outer steel sleeve, the matching precision is high, the rigidity and bearing capacity are high, the manufacturing precision is higher than that of the old bearing, and the noise is low, and according to the technical scheme disclosed by the steel ball type linear rolling bearing equipment, on one hand, the equipment is limited on the inner side of a groove in the bearing sleeve when the equipment moves on the outer side of the bearing, so that the ball and the groove is greatly rubbed with the groove, the ball is further, the friction is increased, the friction is not easy to wear is further increased, the friction force is further reduced, the heat is further generated between the ball bearing and the bearing is further raised, the friction force is further reduced, and the friction force is not good, and the linear rolling bearing is further heat is caused, and the friction force is further prolonged, and the friction force is further is reduced, and the heat is caused.

Therefore, how to design a linear rolling bearing is a problem to be solved currently.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model aims to provide a linear rolling bearing so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a linear rolling bearing, includes linear rolling bearing subassembly, linear rolling bearing subassembly includes bearing housing and bearing shaft, rolling mechanism is installed to the inboard of bearing housing, rolling mechanism includes the ball, cyclic rotation subassembly is installed to the inboard of bearing housing, cyclic rotation subassembly includes stop collar and annular, install swing joint subassembly on the stop collar, swing joint subassembly includes branch group and pivot, the radiating component is installed to the both sides of bearing housing, radiating component includes horn mouth and filter screen.

Further, a through hole is formed in the center of the bearing sleeve, and the bearing sleeve is sleeved on the outer side of the bearing shaft through the through hole.

Further, the stop collar is sleeved on the outer side of the ball, and the inner diameters of the tangential planes at the top and the bottom of the stop collar are smaller than the diameter of the ball.

Further, the annular groove is formed in the inner side of the bearing sleeve and is communicated with the through hole, and the balls are clamped on the inner wall of the annular groove or the outer side of the bearing shaft.

Further, the support rod group comprises a support rod I and a support rod II, and the support rod I and the support rod II are welded on two sides of the limiting sleeve respectively.

Further, one side of the rotating shaft is connected with the first supporting rod, the other side of the rotating shaft is connected with the second supporting rod, and the adjacent limiting sleeve is movably connected with the rotating shaft through the supporting rod group.

Further, the bell mouth is arranged on two sides of the bearing sleeve, the outer end of the bell mouth is positioned on the outer side of the bearing sleeve, and the other end of the upper bell mouth is respectively communicated with two sides of the annular groove.

Further, the annular groove and the bell mouth are uniformly distributed on the bearing sleeve, and the filter screen is welded on the inner wall of the bell mouth.

The beneficial effects are that: 1. this linear rolling bearing can be when bearing housing carries out rectilinear movement in the outside of bearing shaft through the ball, and the ball avoids collision each other under the spacing of stop collar, and the ball can rotate along the annular when rolling in the annular, and the pivot that branch one and branch two are connected is passed through to the both sides of stop collar rotates, and the guarantee ball keeps and annular and bearing shaft are rolling friction, and then reduces the removal frictional force effectively, improves the work efficiency that equipment removed.

2. When the linear rolling bearing works, when the bearing sleeve moves to one side, air enters the inner side of the bell mouth and enters the inner side of the annular groove after passing through the filter screen, and then the bell mouth on the other side of the bearing sleeve flows outwards, so that heat generated by friction between the ball and the bearing sleeve and the bearing shaft is effectively dissipated outwards, the temperature of the linear rolling bearing is reduced, the structural strength of materials of the linear rolling bearing is guaranteed, the working abrasion is reduced, and the service life of the linear rolling bearing is guaranteed.

3. The linear rolling bearing is reasonable in design, is efficient and convenient to use, and is suitable for linear movement of equipment.

Drawings

FIG. 1 is a schematic view of a linear rolling bearing according to the present utility model;

FIG. 2 is a cross-sectional view of a linear rolling bearing of the present utility model;

FIG. 3 is a schematic view of a stop collar of a linear rolling bearing according to the present utility model;

in the figure: 1. a bearing sleeve; 2. a bearing shaft; 3. a ball; 4. a limit sleeve; 5. a ring groove; 6. a first supporting rod; 7. a second supporting rod; 8. a rotating shaft; 9. a horn mouth; 10. and (5) a filter screen.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a linear rolling bearing, includes linear rolling bearing subassembly, linear rolling bearing subassembly includes bearing housing 1 and bearing shaft 2, antifriction mechanism is installed to the inboard of bearing housing 1, antifriction mechanism includes ball 3, cyclic rotation subassembly is installed to the inboard of bearing housing 1, cyclic rotation subassembly includes stop collar 4 and annular 5, install swing joint subassembly on the stop collar 4, swing joint subassembly includes branch group and pivot 8, the radiating component is installed to the both sides of bearing housing 1, radiating component includes horn 9 and filter screen 10, horn 9 sets up in the both sides of bearing housing 1, the outer end of horn 9 is located the outside of bearing housing 1, the other end of horn 9 is linked together with the both sides of annular 5 respectively, annular 5 and horn 9 evenly distributed are on bearing housing 1, filter screen 10 welds on the inner wall of horn 9, and when bearing housing 1 moves to one side, the air inlet to the inboard of horn 9 to the inboard of entering into 5 through filter screen 10 after that enters into, through the outside of horn 1 and the outside of bearing housing 2 of the outside of rolling bearing housing 1, and the outside through the outside of bearing housing 1 of rolling bearing housing 2 is guaranteed to reduce the heat dissipation strength, and further the outside of the bearing housing 1 is guaranteed to the outside of the bearing shaft is guaranteed, and the outside is guaranteed to the bearing is cooled down.

In this embodiment, the through hole has been seted up to the center department of bearing housing 1, bearing housing 1 establishes the outside side at bearing shaft 2 through the through hole cover, stop collar 4 cover is established in the outside side of ball 3, the tangent plane internal diameter of top and bottom of stop collar 4 is all less than the diameter of ball 3, annular 5 is seted up in the inboard of bearing housing 1, annular 5 is linked together with the through hole, ball 3 card is on the inner wall of annular 5 or the outside side of bearing shaft 2, the branch group includes branch one 6 and branch two 7, branch one 6 and branch two 7 weld respectively in the both sides of stop collar 4, one side and branch one 6 of pivot 8 are connected, the opposite side and branch two 7 of pivot 8 are connected, adjacent stop collar 4 is through branch group and pivot 8 swing joint, when bearing housing 1 carries out rectilinear movement in the outside of bearing shaft 2 through ball 3, and the ball 3 avoids each other under the spacing of

stop collar

4, and 3 can rotate along annular 5 when ball 5 rolls, and support 5 rotates, and the first side and the second side of branch 6 and the second side of branch 7 are welded in the bearing shaft 2, and the rolling efficiency is kept the annular groove 2 with the second side of the rolling device, and the rolling friction device is effectively reduced.

This linear rolling bearing is when bearing housing 1 carries out the rectilinear movement in the outside of bearing shaft 2 through ball 3, ball 3 avoids collision each other under the spacing of stop collar 4, ball 3 when the roll in annular 5, can rotate along annular 5, the pivot 8 that the both sides of stop collar 4 are connected through branch one 6 and branch two 7 rotates, ensure that ball 3 keeps being antifriction with annular 5 and bearing shaft 2, and the non-tradition carries out sliding friction with the recess in the bearing, and then reduce effectively and remove frictional force, improve the work efficiency that equipment removed, when bearing housing 1 moves to one side, the air enters into the inboard of horn mouth 9, and enter into the inboard of annular 5 after the filter screen 10, the outside outflow of horn mouth 9 of the opposite side of rethread bearing housing 1, and then outwards dispel the heat that produces because of the friction between ball 3 and bearing housing 1 and the bearing shaft 2 effectively, and then reduce the temperature of linear rolling bearing, ensure the structural strength of its material, reduce work wearing and tearing, guarantee linear rolling bearing's life.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a linear rolling bearing, includes linear rolling bearing subassembly, linear rolling bearing subassembly includes bearing housing (1) and bearing shaft (2), rolling mechanism is installed to the inboard of bearing housing (1), rolling mechanism includes ball (3), its characterized in that: the inner side of the bearing sleeve (1) is provided with a circulating rotation assembly, the circulating rotation assembly comprises a limiting sleeve (4) and a ring groove (5), the limiting sleeve (4) is provided with a movable connection assembly, the movable connection assembly comprises a support rod group and a rotating shaft (8), two sides of the bearing sleeve (1) are provided with heat dissipation assemblies, and the heat dissipation assemblies comprise a horn mouth (9) and a filter screen (10).

2. A linear rolling bearing according to claim 1, characterized in that: the center of the bearing sleeve (1) is provided with a through hole, and the bearing sleeve (1) is sleeved on the outer side of the bearing shaft (2) through the through hole.

3. A linear rolling bearing according to claim 2, characterized in that: the limiting sleeve (4) is sleeved on the outer side of the ball (3), and the inner diameters of the tangential surfaces at the top and the bottom of the limiting sleeve (4) are smaller than the diameter of the ball (3).

4. A linear rolling bearing according to claim 3, characterized in that: the annular groove (5) is formed in the inner side of the bearing sleeve (1), the annular groove (5) is communicated with the through hole, and the ball (3) is clamped on the inner wall of the annular groove (5) or the outer side of the bearing shaft (2).

5. A linear rolling bearing according to claim 4, characterized in that: the support rod group comprises a support rod I (6) and a support rod II (7), and the support rod I (6) and the support rod II (7) are respectively welded on two sides of the limiting sleeve (4).

6. A linear rolling bearing according to claim 5, characterized in that: one side of the rotating shaft (8) is connected with the first supporting rod (6), the other side of the rotating shaft (8) is connected with the second supporting rod (7), and the adjacent limiting sleeve (4) is movably connected with the rotating shaft (8) through a supporting rod group.

7. A linear rolling bearing according to claim 1, characterized in that: the horn mouth (9) is arranged on two sides of the bearing sleeve (1), the outer end of the horn mouth (9) is positioned on the outer side of the bearing sleeve (1), and the other end of the horn mouth (9) is respectively communicated with two sides of the ring groove (5).

8. A linear rolling bearing according to claim 7, characterized in that: the annular groove (5) and the bell mouth (9) are uniformly distributed on the bearing sleeve (1), and the filter screen (10) is welded on the inner wall of the bell mouth (9).