Ball bearing

Abstract

The utility model discloses a ball bearing, and relates to the field of ball bearings, the ball bearing comprises a ball bearing assembly, limiting pieces are symmetrically mounted on the outer side wall of the ball bearing assembly, a mounting shell is mounted between the limiting pieces, the top end of the upper limiting piece is fixedly connected with the mounting shell through a bolt, and two liquid storage boxes are arranged in the mounting shell; a groove is formed in the outer wall, close to the ball bearing assembly, of the liquid storage box, liquid dropping valves are installed in the groove at equal intervals, and the output ends of the liquid dropping valves penetrate through the through holes. According to the ball bearing assembly, by means of the arranged liquid storage box, self-lubricating maintenance can be conducted on the ball bearing assembly in the daily use process, in the daily use process of the device, through work of a liquid dropping valve, lubricating liquid drops to a ball through a through hole, then the ball moves, and then a connecting cavity, the ball and a movable cavity are all lubricated and maintained; through daily self-maintenance of the ball bearing assembly, the service life of the ball bearing assembly is effectively prolonged, and practicability and stability are improved.

Description

Technical Field

[0001] The present application relates to the field of ball bearings, and in particular to a ball bearing. Background Art

[0002] Ball bearings are a type of rolling bearings. The ball is installed between the inner and outer steel rings and can withstand large loads. They are also called ball bearings.

[0003] After searching, a deep groove ball bearing (Announcement No.: CN205478888U) is disclosed in a Chinese patent document. The utility model relates to a deep groove ball bearing, including an outer ring, a core shaft is arranged in the outer ring, and both ends of the core shaft extend outward. A PEEK polyetheretherketone cage is sleeved on the core shaft, and grooves are arranged on the core shaft and the outer ring. A Φ1.588x7 ceramic ball is arranged on the PEEK polyetheretherketone cage, and the ceramic ball is placed in the groove. The PEEK polyetheretherketone cage is coated with grease. By setting a cage made of PEEK polyetheretherketone material, it can withstand high temperature and high speed; by setting ceramic balls and grease, it is helpful to improve the stability of rotation. The utility model has strong load-bearing capacity, stable operation, small size, compact structure, and can be promoted on a large scale, but it still has the following defects:

[0004] Although the above-mentioned ball bearing achieves improved rotation stability by providing ceramic balls and grease, the utility model has strong load-bearing capacity, stable operation, small size, compact structure, and can be promoted on a large scale, it still has the problem that the traditional ball bearing has a reduced use effect after a certain period of use due to inconvenience in maintenance. Utility Model Content

[0005] In order to improve the problem in the background technology that the performance of traditional ball bearings decreases after being used for a certain period of time due to inconvenience in maintenance, the present application provides a ball bearing.

[0006] The present application provides a ball bearing adopting the following technical solution:

[0007] A ball bearing comprises a ball bearing assembly, wherein the outer wall of the ball bearing assembly is symmetrically installed with limit plates, and a mounting shell is installed between the limit plates, and two liquid storage boxes are arranged inside the mounting shell, and the liquid storage boxes are provided with grooves near the outer wall of the ball bearing assembly, and drip valves are installed inside the grooves at equal intervals, and the output ends of the drip valves are all passed through through holes, and the through holes are arranged at equal intervals on the outer wall of the ball bearing assembly.

[0008] By adopting the above technical solution and setting up a drip valve, the output end of the drip valve passes through the through hole during use, so that it is located between the inner connecting layer of the bearing and the outer connecting layer of the bearing, and drips liquid into the connecting cavity, the ball and the movable cavity, thereby completing the lubrication operation.

[0009] Preferably, the ball bearing assembly comprises an inner connecting layer of the bearing, a connecting cavity, balls, a movable cavity and an outer connecting layer of the bearing, and the outer connecting layer of the bearing is arranged outside the inner connecting layer of the bearing, and balls are arranged at equal intervals between the outer connecting layer of the bearing and the inner connecting layer of the bearing.

[0010] By adopting the above technical solution, a ball bearing is formed between the inner connecting layer of the bearing, the balls and the outer connecting layer of the bearing.

[0011] Preferably, the outer side wall of the inner connecting layer of the bearing is provided with connecting cavities for installing balls at equal intervals, the inner side wall of the outer connecting layer of the bearing is provided with movable cavities for installing balls, and the outer side wall of the outer connecting layer of the bearing is symmetrically fixedly connected with a limiting plate.

[0012] By adopting the above technical solution, the connecting cavity and the movable cavity are provided, so that the ball can be limited during use.

[0013] Preferably, a connecting block is installed on the inner side wall of the connecting layer in the bearing, and a threaded connecting column is installed on one end of the connecting block, and the outer side wall of the threaded connecting column is threadedly connected with a threaded connecting cavity.

[0014] By adopting the above technical solution, a threaded connection column is set up, so that the threaded connection cavity can be quickly threadedly connected with the outer wall of the threaded connection column, and then connected with the required connection part, eliminating welding and facilitating daily maintenance.

[0015] Preferably, a mounting post is installed at one end of the threaded connection cavity, and a threaded mounting cavity is opened inside one end of the mounting post.

[0016] By adopting the above technical solution and providing a threaded installation cavity, the required connection parts can be connected vertically through the threaded installation cavity, and this method does not require welding.

[0017] Preferably, an inner cavity is opened at one end of the liquid storage box, and a liquid inlet is arranged at the inner bottom end of the inner cavity, and a sealing cover is threadedly connected to the top end of the liquid inlet.

[0018] By adopting the above technical solution, the lubricating liquid is added to the liquid storage box through the provided liquid inlet, and the box is sealed by the sealing cover.

[0019] Preferably, the liquid storage boxes are all arranged in the annular structure, and the outer wall of the liquid storage box fits with the outer wall of the outer connecting layer of the bearing. The outer wall of the outer connecting layer of the bearing is provided with through holes at equal intervals, and the through holes extend to the inside of the active cavity.

[0020] By adopting the above technical solution, the outer wall of the liquid storage box fits with the outer wall of the outer connecting layer of the bearing, so that the liquid storage box has good stability and does not affect the use effect of the ball bearing assembly.

[0021] Preferably, the top end of the upper limiting plate is fixedly connected to the mounting shell by bolts.

[0022] By adopting the above technical solution, the installation shell is fixedly connected by bolts, and then during the maintenance process, the installation shell can be taken out by removing the bolts for maintenance and other operations.

[0023] In summary, the present application includes at least one of the following beneficial technical effects:

[0024] 1. By using the liquid storage box, the ball bearing assembly can be self-lubricated and maintained during daily use. In this way, during the daily use of the device, the lubricating liquid drips through the through hole to the ball through the work of the drip valve, and then the ball moves, so that the connecting cavity, the ball and the movable cavity are all lubricated and maintained. In this way, the ball bearing assembly after daily self-maintenance effectively extends its service life and improves its practicality and stability;

[0025] 2. With the help of the threaded connection column, the workpiece or parts to be connected can be threadedly connected to the threaded connection column through the threaded connection cavity during use, and then the workpiece or parts to be connected can be threadedly connected to the inner side wall of the threaded installation cavity. This is convenient for subsequent maintenance, and by eliminating steps such as welding, it is more flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0027] Figure 2 It is a schematic diagram of the parts structure of the ball bearing assembly in the utility model;

[0028] Figure 3 It is a schematic diagram of the structure of the combined parts of the connecting block, the threaded connection column, the threaded connection cavity, the installation column and the threaded installation cavity in the utility model;

[0029] Figure 4 This is a schematic diagram of the structure of the combined parts of the limit plate, the mounting shell and the liquid storage box in the utility model;

[0030] Figure 5 It is a schematic diagram of the structure of the combined parts of the liquid storage box, the groove, the drip valve and the sealing cover in the utility model.

[0031] Reference numerals: 1, ball bearing assembly; 101, inner connecting layer of the bearing; 102, connecting cavity; 103, ball; 104, movable cavity; 105, outer connecting layer of the bearing;

[0032] 2. Connecting block; 3. Threaded connection column; 4. Threaded connection cavity; 5. Mounting column; 6. Threaded mounting cavity; 7. Limiting piece; 8. Mounting shell; 9. Liquid storage box; 10. Groove;

[0033] 11. Drip valve; 12. Sealing cover. DETAILED DESCRIPTION

[0034] like Figures 1 to 5 As shown, the utility model provides a ball bearing, including a ball bearing assembly 1, the ball bearing assembly 1 includes an inner connecting layer 101, a connecting cavity 102, a ball 103, an active cavity 104 and an outer connecting layer 105 of the bearing, the outer side wall of the outer connecting layer 105 of the bearing is symmetrically fixedly connected with two limiting plates 7 with annular structures, and one of the limiting plates 7 is fixedly connected to two mounting shells 8 by bolts that penetrate the threads at equal intervals, and liquid storage boxes 9 are placed inside the two mounting shells 8, and the inside of the liquid storage boxes 9 is filled with lubricating liquid for lubricating the ball bearing assembly 1, the outer wall of one end of the liquid storage box 9 is in contact with the inner wall of the mounting shell 8, and the outer wall of one end of the liquid storage box 9 is in contact with the inner wall of the mounting shell 8. The wall is in contact with the outer connecting layer 105 of the bearing, a groove 10 is provided at one end of the liquid storage box 9 close to the outer connecting layer 105 of the bearing, and drip valves 11 connected to the liquid storage box 9 are installed at equal intervals inside the groove 10, and the output ends of the drip valves 11 extend to the inside of the through hole, the through holes are evenly spaced on the outer wall of the bearing outer connecting layer 105, and the through holes extend to the inside of the active cavity 104 and are flush with the inner wall of the active cavity 104, the top of the mounting shell 8 is provided with an inner cavity with a "concave" structure, and the inner bottom end of the inner cavity is provided with a liquid inlet, the top of the liquid inlet is threadedly connected with a sealing cover 12, and the bottom end of the sealing cover 12 is threadedly connected to the inner wall of the liquid inlet.

[0035] By means of the above-mentioned arrangement, the liquid storage box 9 can be filled with lubricating liquid for lubricating the ball bearing assembly 1. In this way, during daily use of the device, the lubricating liquid stored in the liquid storage box 9 is extracted through the operation of the drip valve 11, and the lubricating liquid is dripped onto the ball 103 through the through hole, and then the ball 103 moves, thereby lubricating and maintaining the connecting cavity 102, the ball 103 and the movable cavity 104.

[0036] like Figure 1 and Figure 2 As shown, the outer wall of the inner connecting layer 101 of the bearing is provided with connecting cavities 102 at equal intervals, and the interior of the connecting cavities 102 is movably connected with balls 103, and the balls 103 are also movably connected to the interior of the movable cavity 104, and the movable cavity 104 is provided on the inner wall of the outer connecting layer 105 of the bearing.

[0037] Through the above arrangement, a ball bearing structure is formed between the inner connecting layer 101 of the bearing, the ball 103 and the outer connecting layer 105 of the bearing, and the ball 103 is movably connected in the connecting cavity 102 and the movable cavity 104, thereby improving its stability and service life.

[0038] like Figure 1 and Figure 3 As shown, the inner wall of the bearing inner connecting layer 101 is fixedly connected with a connecting block 2 which fits with the inner wall of the bearing inner connecting layer 101, and one end of the connecting block 2 is vertically fixedly connected with a threaded connecting column 3, the outer wall of the threaded connecting column 3 is threadedly connected with the inner wall of the threaded connecting cavity 4, and one end of the threaded connecting cavity 4 is vertically fixedly connected with a mounting column 5, and a threaded mounting cavity 6 is opened inside the end of the mounting column 5 away from the threaded connecting cavity 4.

[0039] Through the above-mentioned arrangement, the threaded connection column 3 can be threadedly connected to the workpiece or component at the position to be connected through the threaded connection cavity 4 during use, and then the workpiece or component at the position to be connected can be threadedly connected through the inner wall of the threaded installation cavity 6.

[0040] Principle and process of this utility model:

[0041] First, the device as a whole is connected and fixed to the parts to be connected, and the specific connection and fixing method is through the provided threaded connection column 3, so that during use, the workpiece or parts to be connected can be threadedly connected to the threaded connection column 3 through the threaded connection cavity 4;

[0042] Secondly, a ball bearing structure is formed by the bearing inner connecting layer 101, the ball 103 and the bearing outer connecting layer 105, and the ball 103 is movably connected to the connecting cavity 102 and the movable cavity 104;

[0043] Afterwards, the liquid storage box 9 is provided, so that the lubricating liquid for lubricating the ball bearing assembly 1 can be filled inside the liquid storage box 9, so that during the daily use of the device, the lubricating liquid drips through the through hole to the ball 103 through the operation of the drip valve 11, and then the ball 103 moves, so that the connecting cavity 102, the ball 103 and the movable cavity 104 are all lubricated and maintained;

[0044] When the liquid storage box 9 is finally maintained, the limiting piece 7 is disassembled, and then the housing 8 is separated and installed, and the liquid storage box 9 can be taken out for operations such as liquid replenishment and maintenance. In this way, the ball bearing is ready for use.

[0045] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A ball bearing, characterized in that: The invention comprises a ball bearing assembly (1), wherein the outer wall of the ball bearing assembly (1) is symmetrically provided with limit plates (7), and a mounting shell (8) is mounted between the limit plates (7), and two liquid storage boxes (9) are arranged inside the mounting shell (8), and the liquid storage boxes (9) are provided with grooves (10) near the outer wall of the ball bearing assembly (1), and drip valves (11) are evenly spaced inside the grooves (10), and the output ends of the drip valves (11) are all penetrated by through holes, and the through holes are evenly spaced and arranged on the outer wall of the ball bearing assembly (1).

2. A ball bearing according to claim 1, characterized in that: The ball bearing assembly (1) comprises an inner connecting layer (101), a connecting cavity (102), balls (103), a movable cavity (104) and an outer connecting layer (105) of the bearing, wherein the outer connecting layer (105) of the bearing is arranged outside the inner connecting layer (101), and balls (103) are arranged at equal intervals between the outer connecting layer (105) of the bearing and the inner connecting layer (101).

3. A ball bearing according to claim 2, characterized in that: The outer side wall of the inner connecting layer (101) of the bearing is provided with connecting cavities (102) for installing the balls (103) at equal intervals, the inner side wall of the outer connecting layer (105) of the bearing is provided with a movable cavity (104) for installing the balls (103) and the outer side wall of the outer connecting layer (105) of the bearing is symmetrically fixedly connected to the limiting plate (7).

4. A ball bearing according to claim 2, characterized in that: A connection block (2) is installed on the inner side wall of the connection layer (101) in the bearing, and a threaded connection column (3) is installed on one end of the connection block (2), and a threaded connection cavity (4) is threadedly connected to the outer side wall of the threaded connection column (3).

5. A ball bearing according to claim 4, characterized in that: A mounting column (5) is installed at one end of the threaded connection cavity (4), and a threaded mounting cavity (6) is provided inside one end of the mounting column (5).

6. A ball bearing according to claim 1, characterized in that: An inner cavity is formed at one end of the liquid storage box (9), and a liquid inlet is provided at the inner bottom end of the inner cavity. A sealing cover (12) is threadedly connected to the top end of the liquid inlet.

7. A ball bearing according to claim 1, characterized in that: The liquid storage boxes (9) are all arranged in a circular ring structure, and the outer wall of the liquid storage box (9) is in contact with the outer wall of the bearing outer connecting layer (105), and the outer wall of the bearing outer connecting layer (105) is provided with through holes at equal intervals, and the through holes extend to the interior of the active cavity (104).

8. A ball bearing according to claim 1, characterized in that: The top end of the upper limiting plate (7) is fixedly connected to the mounting housing (8) via bolts.

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