CN213744503U

CN213744503U - Swing bearing with sealed seepage-proofing structure

Info

Publication number: CN213744503U
Application number: CN202022115655.7U
Authority: CN
Inventors: 奚志强
Original assignee: Wuxi Haifeng & Hailin Precision Bearing Co ltd
Current assignee: Wuxi Haifeng & Hailin Precision Bearing Co ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-07-20
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses a swing bearing with sealed seepage prevention structure, including pendulum rod, outer lane and universal ball, pendulum rod and outer lane integrated into one piece, the circumference inner wall of outer lane is provided with first oil trap and second oil trap respectively, and is provided with the sponge in the second oil trap, the both sides circumference inner wall of outer lane all is provided with first sealing washer, outer lane circumference inner wall is provided with the inner circle, and inner circle circumference outer wall is provided with a plurality of spacing grooves, is provided with the ball in the spacing groove, and outer lane one side outer wall is provided with the tank filler hole, is provided with the glib talker in the tank filler hole, the both sides circumference inner wall of inner circle all is provided with the second sealing washer, and inner circle circumference outer wall is provided with the holder. The utility model discloses prevented that lubricating oil from oozing the pollution operating personnel clothing outward at oscillating bearing swing in-process, the utility model discloses strengthened sealing performance, avoided tiny particle pollutants such as dust to get into the spare part gap, avoided causing the problem of spare part aging damage.

Description

Swing bearing with sealed seepage-proofing structure

Technical Field

The utility model relates to a swing rod bearing technical field especially relates to a swing bearing with sealed seepage prevention structure.

Background

The oscillating bearing is one of joint bearings, is widely used in oscillating motion, tilting motion and rotary motion with low speed, is a common part in tools such as reciprocating saws, and can rotate in multiple directions compared with the traditional circular bearing.

The bearing belongs to a more precise connecting piece, parts such as a ball and the like need to be lubricated, the ball is reduced to be in contact with the outside, the service life of the bearing is prolonged, and the cost is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a swing bearing with a sealing and seepage-proofing structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a swing bearing with sealed prevention of seepage structure, includes pendulum rod, outer lane and universal ball, pendulum rod and outer lane integrated into one piece, the circumference inner wall of outer lane is provided with first oil trap and second oil trap respectively, and is provided with the sponge in the second oil trap, the both sides circumference inner wall of outer lane all is provided with first sealing washer.

Furthermore, a connecting rod is welded on one side of the universal ball.

Furthermore, the inner circumference wall of the outer ring is provided with an inner ring, the outer circumference wall of the inner ring is provided with a plurality of limiting grooves, and the limiting grooves are internally provided with balls.

Further, the outer wall of the circumference of the inner ring is provided with a retainer.

Further, the inner walls of the circumferences of the two sides of the inner ring are provided with second sealing rings.

Furthermore, the outer walls of the circumferences of the two sides of the outer ring are fixedly connected with dust covers.

Furthermore, an oil filling hole is formed in the outer wall of one side of the outer ring, and an oil nozzle is arranged in the oil filling hole.

The utility model has the advantages that:

1. the utility model discloses a cooperation setting of first oil trap, second oil trap and sponge has prevented that lubricating oil from oozing outward at swing bearing swing in-process and polluting operating personnel clothing, the utility model discloses a cooperation setting of first sealing washer, second sealing washer and shield has strengthened the sealing performance of this device, has avoided tiny particle pollutants such as dust to get into the spare part gap, has avoided causing the problem of the ageing damage of spare part.

2. The utility model discloses a cooperation setting of tank filler hole and glib, can pour into lubricating oil into through the tank filler hole, lubricated spare part avoids the card to die to influence normal use, has prolonged the utility model discloses a life.

3. The utility model discloses an applicability scope is more extensive, the utility model discloses strengthened the sealing performance of device, reduced the rotatory frictional resistance of support machinery, satisfied the industrialization demand.

Drawings

Fig. 1 is a schematic perspective view of a swing bearing with a sealing and anti-seepage structure according to the present invention;

fig. 2 is an exploded schematic view of a rocking bearing with a sealing and anti-seepage structure according to the present invention;

fig. 3 is a schematic cross-sectional structural view of a rocking bearing with a sealing and anti-seepage structure according to the present invention.

Fig. 4 is an enlarged schematic structural diagram of a portion a of the oscillating bearing with a sealing and anti-seepage structure according to the present invention.

In the figure: 1. a dust cover; 2. a universal ball; 3. a connecting rod; 4. an inner ring; 5. a swing rod; 6. an outer ring; 7. a nozzle tip; 8. an oil filling hole; 9. a ball bearing; 10. a first seal ring; 11. a second seal ring; 12. a holder; 13. a limiting groove; 14. a first oil sump; 15. a sponge; 16. a second oil sump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-4, a swing bearing with a sealing and anti-seepage structure comprises a swing rod 5, an outer ring 6 and a universal ball 2, wherein the swing rod 5 and the outer ring 6 are integrally formed, the swing rod 5 can swing, a first oil collecting groove 14 and a second oil collecting groove 16 are respectively arranged on the inner circumferential wall of the outer ring 6, a sponge 15 is arranged in the second oil collecting groove 16, lubricating oil in the first oil collecting groove 14 can be gradually volatilized, the lubricating oil in the second oil collecting groove 16 can be absorbed by the sponge 15 to prevent the lubricating oil from leaking, first sealing rings 10 are respectively arranged on the inner circumferential walls of two sides of the outer ring 6, and the two first sealing rings 10 are bonded on two sides of the outer ring 6.

In the utility model, a connecting rod 3 is welded on one side of a universal ball 2, an inner ring 4 is arranged on the circumferential inner wall of an outer ring 6, a plurality of limiting grooves 13 are arranged on the circumferential outer wall of the inner ring 4, balls 9 are arranged in the limiting grooves 13, a retainer 12 is arranged on the circumferential outer wall of the inner ring 4, the retainer 12 is sleeved on the limiting grooves 13, second sealing rings 11 are arranged on the circumferential inner walls on two sides of the inner ring 4, the sealing performance of the device is enhanced through the matching arrangement of the first sealing ring 10 and the second sealing ring 11, a dustproof cover 1 is fixedly connected on the circumferential outer walls on two sides of the outer ring 6, the dustproof cover 1 prevents fine particle pollutants such as dust and the like from entering gaps of parts, the problem of aging and damage of the parts is avoided, an oil filling hole 8 is arranged on the outer wall on one side of the outer ring 6, an oil nozzle 7 is arranged in the oil filling hole 8, and the oil nozzle 7 are matched, can inject lubricating oil through tank filler sleeve 8, lubricated spare part avoids the card to die to influence normal use.

The working principle is as follows: when the oil-lubricating device is used, firstly, the plurality of balls 9 are placed in the limiting groove 13, then the retainer 12 is sleeved, the inner ring 4 is installed inside the outer ring 6, the universal ball 2 and the connecting rod 3 are placed inside the inner ring 4, then the two second sealing rings 11 are placed on two sides of the inner ring 4, the two first sealing rings 10 are placed on two sides of the outer ring 6, finally, the dust covers 1 are covered on two sides of the outer ring 6, lubricating oil can be injected into the oscillating bearing through the oil filling hole 8, lubricating oil lubricates internal parts, and during the oscillating process of the oscillating bearing, the lubricating oil is scattered inside the first oil collecting groove 14 and the second oil collecting groove 16 in an oscillating mode, the lubricating oil in the first oil collecting groove 14 can be gradually volatilized, and the lubricating oil in the second oil collecting groove 16 can be absorbed by the sponge 15, so that the lubricating oil is prevented from leaking.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a swing bearing with sealed prevention of seepage structure, includes pendulum rod (5), outer lane (6) and universal ball (2), its characterized in that, pendulum rod (5) and outer lane (6) integrated into one piece, the circumference inner wall of outer lane (6) is provided with first oil trap (14) and second oil trap (16) respectively, and is provided with sponge (15) in second oil trap (16), the both sides circumference inner wall of outer lane (6) all is provided with first sealing washer (10).

2. Oscillating bearing with sealed and impermeable structure, according to claim 1, characterized by the fact that the universal ball (2) is fixed on one side with a connecting rod (3).

3. Oscillating bearing with sealing and anti-seepage structure according to claim 1, characterized in that the inner circumferential wall of the outer ring (6) is provided with an inner ring (4), the outer circumferential wall of the inner ring (4) is provided with a plurality of limiting grooves (13), and the limiting grooves (13) are internally provided with balls (9).

4. Oscillating bearing with sealing and impermeabilization structure, according to claim 3, characterized in that the outer circumferential wall of the inner ring (4) is provided with a cage (12).

5. Oscillating bearing with sealing and impermeabilizing structure according to claim 3, characterised in that the inner ring (4) is provided on both circumferential inner walls with a second sealing ring (11).

6. Oscillating bearing with sealed and impermeable structure, according to claim 1, characterized in that the outer circumferential walls of the outer ring (6) are fixedly connected with dust covers (1).

7. Oscillating bearing with sealing and impermeabilizing structure according to claim 1, characterized in that the outer ring (6) has an outer wall on one side provided with a filler hole (8), and the filler hole (8) is provided with a nozzle (7).