Novel self-lubricating grease leakage prevention bearing

Abstract

The utility model provides a novel self-lubricating grease leakage prevention bearing, and belongs to the technical field of bearings. The problem that the internal lubricating effect of an existing bearing is poor is solved. The novel self-lubricating grease leakage prevention bearing comprises a bearing outer ring, a first ball, a bearing inner ring and a retainer, an oil storage groove is formed in the retainer, a plurality of oil outlet holes communicated with the oil storage groove are formed in the retainer, a plurality of second balls used for reducing friction are arranged on the oil outlet holes, and a damping assembly is arranged on the retainer. The damping assembly is composed of a first clamping frame, a second clamping frame and a damping sleeve, a first mounting groove used for mounting the first clamping frame and a second mounting groove used for mounting the second clamping frame are formed in the retainer, mounting parts are arranged on the first clamping frame and the second clamping frame, sealing baffles are arranged on the mounting parts, and positioning protrusions are arranged on the sealing baffles. And positioning grooves matched with the positioning bulges are formed in the side walls of the bearing inner ring and the bearing outer ring. The lubricating device has the advantage of being good in lubricating effect.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearings and relates to a bearing, in particular to a novel automatic lubricating and grease-leakage-proof bearing. Background Art

[0002] Bearing is an important component in modern mechanical equipment. Its main function is to support the mechanical rotating body, reduce its friction coefficient during movement, and ensure its rotation accuracy.

[0003] Existing bearings often utilize lubricating oil in an oil storage cavity to lubricate the inside of the bearing. However, in actual operation, after the lubricating oil flows out of the oil storage cavity, it will cause the loss of the lubricating oil and cause poor lubrication effect on the bearing in the later stage. Summary of the invention

[0004] The utility model aims to provide a new type of wear-resistant automatic lubrication and grease-leakage-proof bearing in view of the above-mentioned problems existing in the prior art.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a new type of automatic lubrication and grease leakage proof bearing, comprising a bearing outer ring, a ball 1, a bearing inner ring and a retaining frame, characterized in that an oil storage tank is provided on the retaining frame, a plurality of oil outlet holes connected to the oil storage tank are provided on the retaining frame, a plurality of ball 2 for reducing friction are arranged on the plurality of oil outlet holes, a shock absorbing assembly is provided on the retaining frame, the shock absorbing assembly consists of a card frame 1, a card frame 2 and a shock absorbing sleeve, the retaining frame is respectively provided with an installation groove 1 for installing the card frame 1 and an installation groove 2 for installing the card frame 2, the card frame 1 and the card frame 2 are both provided with a mounting portion, a sealing baffle is provided on the mounting portion, a positioning protrusion is provided on the sealing baffle, and the side walls of the bearing inner ring and the bearing outer ring are both provided with positioning grooves matching the positioning protrusions.

[0006] In the above-mentioned novel automatic lubricating grease leakage-proof bearing, an oil filling hole connected to the oil storage layer is opened on the retaining frame, and a plug is arranged on the oil filling hole.

[0007] In the above-mentioned new type of automatic lubricating and grease-leakage-proof bearing, the shock-absorbing sleeve is arranged on the retaining frame and relative to the card frame one and the card frame two, a shock-absorbing spring is arranged between the card frame one and the mounting groove one, and a shock-absorbing spring is arranged between the card frame two and the mounting groove two.

[0008] In the above-mentioned novel automatic lubricating and grease-leakage-proof bearing, a sealing ring is arranged between the positioning protrusion and the positioning groove, and a sealing ring is arranged on the mounting portion.

[0009] In the above-mentioned novel automatic lubricating and grease-leakage-proof bearing, the sealing baffle is fixed on the limiting portion by a nut.

[0010] Compared with the prior art, the utility model provides an oil storage tank and a ball on the retaining frame to cooperate with each other to automatically lubricate the ball, reduce the friction on the ball, and increase the service life of the bearing. The provided sealing baffle and sealing ring can prevent the lubricant from flowing out of the bearing to cause oil waste and prevent foreign matter from entering the bearing. The provided shock-absorbing component reduces the vibration of the retaining frame and reduces the noise caused by the bearing. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a cross-sectional structural schematic diagram of the utility model.

[0012] Figure 2 It is a partially enlarged schematic structural diagram of the utility model.

[0013] In the figure, 1. outer ring of bearing; 2. ball one; 3. inner ring of bearing; 4. retaining frame; 5. oil storage tank; 6. oil outlet hole; 7. ball two; 8. shock-absorbing assembly; 9. clamping frame one; 10. clamping frame two; 11. shock-absorbing sleeve; 12. mounting groove one; 13. mounting groove two; 14. mounting part; 15. sealing baffle; 16. positioning protrusion; 17. positioning groove; 18. oil filling hole; 19. plug; 20. sealing ring; 21. shock-absorbing spring. DETAILED DESCRIPTION

[0014] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0015] like Figure 1 , Figure 2As shown, the new automatic lubricating and grease-leakage-proof bearing comprises a bearing outer ring 1, a ball 2, a bearing inner ring 3 and a cage 4. An oil storage tank 5 is provided on the cage 4. A plurality of oil outlet holes 6 connected to the oil storage tank 5 are provided on the cage 4. A plurality of ball 2s 7 for reducing friction are provided on the plurality of oil outlet holes 6. When the bearing is operating, the ball 2s 7 change the sliding friction between the roller 1 and the cage 4 into rolling friction to reduce friction. When the ball 2s 7 move, the grease in the oil storage tank 5 is driven for lubrication, and the roller 1 is automatically lubricated. A shock absorbing component 8 is provided on the cage 4 to reduce the vibration generated by the cage 4 when the bearing is operating. To reduce the noise generated when the bearing is in operation, the shock absorbing assembly 8 consists of a card frame 19, a card frame 2 10 and a shock absorbing sleeve 11. The retaining frame 4 is respectively provided with an installation groove 12 for installing the card frame 19 and an installation groove 2 13 for installing the card frame 2 10. The card frame 19 and the card frame 2 10 are both provided with a mounting portion 14, and a sealing baffle 15 is provided on the mounting portion 14. The sealing baffle 15 is provided with a positioning protrusion 16. The side walls of the bearing inner ring 3 and the bearing outer ring 1 are both provided with a positioning groove 17 matched with the positioning protrusion 16. The sealing baffle 15 and the sealing ring 20 can prevent the lubricant from flowing out of the bearing to cause oil waste and prevent external impurities from entering the bearing.

[0016] To be more specific, the retaining frame 4 is provided with an oil filling hole 18 which is connected to the oil reservoir, and a plug 19 is provided on the oil filling hole 18 .

[0017] To be more specific, the shock-absorbing sleeve 11 is arranged on the retaining frame 4 and relative to the card frame 1 9 and the card frame 2 10 , a shock-absorbing spring 21 is arranged between the card frame 1 9 and the mounting groove 1 12 , and a shock-absorbing spring 21 is arranged between the card frame 2 10 and the mounting groove 2 13 .

[0018] To be more specific, a sealing ring 20 is disposed between the positioning protrusion 16 and the positioning groove 17 , and a sealing ring 20 is disposed on the mounting portion 14 .

[0019] To be more specific, the sealing baffle 15 is fixed on the limiting portion by a nut.

[0020] The specific embodiments described herein are merely examples of the spirit of the present invention. Those skilled in the art may make various modifications or additions to the specific embodiments described or replace them in similar ways, but they will not deviate from the spirit of the present invention or exceed the scope defined by the appended claims.

[0021] Although this article uses more terms such as bearing outer ring 1, ball 1 2, bearing inner ring 3, cage 4, oil storage tank 5, oil outlet 6, ball 2 7, shock absorbing assembly 8, clamping frame 1 9, clamping frame 2 10, shock absorbing sleeve 11, installation groove 1 12, installation groove 2 13, installation part 14, sealing baffle 15, positioning protrusion 16, positioning groove 17, oil filling hole 18, plug 19, sealing ring 20, etc., it does not exclude the possibility of using other terms. The use of these terms is only for more convenient description and explanation of the essence of the utility model; interpreting them as any additional restrictions is contrary to the spirit of the utility model.

Claims

1. A novel automatic lubricating and grease-leakage-proof bearing, comprising a bearing outer ring (1), a ball (2), a bearing inner ring (3) and a retaining frame (4), characterized in that: The retaining frame (4) is provided with an oil storage tank (5), the retaining frame (4) is provided with a plurality of oil outlet holes (6) connected to the oil storage tank (5), a plurality of the oil outlet holes (6) are provided with a plurality of ball bearings (7) for reducing friction, the retaining frame (4) is provided with a shock absorbing assembly (8), the shock absorbing assembly (8) is composed of a clamping frame (9), a clamping frame (10) and a shock absorbing sleeve (11), and the retaining frame (4) is provided with a plurality of ball bearings (7) for reducing friction. The mounting groove one (12) of the mounting card frame one (9) and the mounting groove two (13) of the mounting card frame two (10), the card frame one (9) and the card frame two (10) are both provided with a mounting portion (14), the mounting portion (14) is provided with a sealing baffle (15), the sealing baffle (15) is provided with a positioning protrusion (16), and the side walls of the bearing inner ring (3) and the bearing outer ring (1) are both provided with a positioning groove (17) that matches the positioning protrusion (16).

2. A new type of automatic lubricating and grease-proof bearing according to claim 1, characterized in that: The retaining frame (4) is provided with an oil injection hole (18) which is connected to the oil storage layer, and the oil injection hole (18) is provided with a plug (19).

3. A new type of automatic lubricating and grease-proof bearing according to claim 1, characterized in that: The shock-absorbing sleeve (11) is arranged on the retaining frame (4) and between the first clamping frame (9) and the second clamping frame (10), a shock-absorbing spring (21) is arranged between the first clamping frame (9) and the first mounting groove (12), and a shock-absorbing spring (21) is arranged between the second clamping frame (10) and the second mounting groove (13).

4. A new type of automatic lubricating and grease-proof bearing according to claim 1, characterized in that: A sealing ring (20) is provided between the positioning protrusion (16) and the positioning groove (17), and a sealing ring (20) is provided on the mounting portion (14).

5. A new type of automatic lubricating and grease-proof bearing according to claim 1, characterized in that: The sealing baffle (15) is fixed on the limiting portion by a nut.

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