CN211288462U

CN211288462U - Inner ring structure of joint bearing

Info

Publication number: CN211288462U
Application number: CN201921363934.6U
Authority: CN
Inventors: 王文才
Original assignee: Naberg Bearing Wuxi Co ltd
Current assignee: Naberg Bearing Wuxi Co ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-08-18
Anticipated expiration: 2029-08-21

Abstract

The utility model discloses a joint bearing inner circle structure relates to the bearing field, and the problem that can not satisfy the needs of actual work for solving among the prior art the working surface wearing and tearing of joint bearing outer lane is more serious in the course of the work. The middle of bearing inner race is provided with the breach, the internally mounted of breach has the ball, the below of ball is provided with the pearl frame, compression spring is installed to the below of pearl frame, the internally mounted of bearing inner race has the axle sleeve that links, the outside of bearing inner race is provided with the bearing inner race, the preceding terminal surface of bearing inner race is provided with the oil inlet, the flap is installed to the front end of oil inlet, the bracing piece is installed to the below of bearing inner race, the fixed block is installed to the below of bracing piece, the internal surface of bearing inner race is provided with the tetrafluoroethylene layer, the inside of bearing inner race is provided with the through-hole, the both sides of through-hole all are provided with the recess, be provided with the hole between bearing inner race.

Description

Inner ring structure of joint bearing

Technical Field

The utility model relates to a bearing technical field specifically is a joint bearing inner circle structure.

Background

The joint bearing is a spherical sliding bearing, its sliding contact surface is an internal spherical surface and an external spherical surface, and can be rotated and swung at any angle when it is moved, and it is made up by adopting several special technological treatment methods of surface phosphorization, explosion opening, embedding pad and spraying, etc., and said joint bearing has the characteristics of large load-bearing capacity, impact resistance, corrosion resistance, wear resistance, self-aligning and good lubrication, and its structure is simple, and it is mainly formed from an inner ring with external spherical surface and an outer ring with internal spherical surface, and said joint bearing can be generally used for swinging movement (i.e. angular movement) with low speed, and its sliding surface is spherical, and can also be used for making oblique movement (i.e. aligning movement) in a certain angular range, and when the concentricity of supporting shaft and shaft shell hole is large, it can still normally work, and its characteristics are

The joint bearing is a sliding bearing, which consists of an inner ring with a spherical outer surface and an outer ring which contains the inner ring and has a spherical inner surface, can bear larger load, is usually used for automobile traction equipment, medical mechanical equipment, engineering mechanical equipment and the like, and in the using process, because of the requirement of the equipment, both ends of the joint bearing can rotate; therefore, the market urgently needs to develop a joint bearing inner ring structure to help people solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a joint bearing inner circle structure to the working surface wearing and tearing that propose among the solution above-mentioned background art in the course of the work joint bearing outer lane are more serious, can not satisfy the problem of actual work's needs.

In order to achieve the above object, the utility model provides a following technical scheme: a joint bearing inner ring structure comprises a bearing inner ring, a gap is arranged in the middle of the bearing inner ring, the inside of the gap is provided with a ball, a ball frame is arranged below the ball, a pressure spring is arranged below the ball frame, a supporting seat is arranged below the pressure spring, a cavity is arranged outside the supporting seat, a connecting shaft sleeve is arranged inside the bearing inner ring, a bearing outer ring is arranged outside the bearing inner ring, an oil inlet is arranged on the front end surface of the bearing outer ring, a cover is arranged at the front end of the oil inlet, a support rod is arranged below the bearing outer ring, a fixed block is arranged below the support rod, the inner surface of the bearing outer ring is provided with a tetrafluoroethylene layer, the inner part of the bearing inner ring is provided with a through hole, grooves are formed in the two sides of the through hole, and a hole is formed between the bearing inner ring and the bearing outer ring.

Preferably, the notch and the bearing inner ring are arranged into an integral structure, and the width of the notch is greater than that of the bead frame.

Preferably, the ball frame extends to the outside of the notch and is attached to the notch, and the ball is movably connected with the ball frame.

Preferably, both ends of the pressure spring are respectively connected with the bead frame and the supporting seat in a welding manner, the supporting seat is connected with the connecting shaft sleeve in a welding manner, and the pressure spring is provided with a plurality of pressure springs.

Preferably, the inner surface of the bearing outer ring is provided with a ball groove, the ball is movably connected with the bearing outer ring through the ball groove, the position of the oil inlet corresponds to the position of the ball, and the tetrafluoroethylene layer is bonded with the bearing outer ring.

Preferably, the through hole and the connecting shaft sleeve are arranged into an integral structure, and the groove and the through hole are arranged into an integral structure.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a setting through the bearing inner circle, joint bearing is in long-time work, bearing inner circle and bearing inner race make a round trip to rotate can arouse the wearing and tearing of ball and bearing inner race surface, breach through neotype bearing inner circle setting can make things convenient for ball and ball frame atress to cushion after, make the ball atress can push down through compression spring, reduce to inside the breach, thereby reduce the power that bearing inner race internal surface received, thereby can make bearing inner race reduce wear, the rethread cavity can make the bearing inner circle can take a breath to the inside of bearing inner circle at the activity in-process, reduce the heat in the inside time of bearing inner circle, thereby improve the life of bearing inner circle, can further protect the structure of bearing inner race internal surface through the tetrafluoroethylene layer, the slew velocity has not only been improved, the degree of loss has also been reduced.

Drawings

Fig. 1 is a cross-sectional view of an inner ring structure of a joint bearing of the present invention;

fig. 2 is a side view of the spherical plain bearing of the present invention;

fig. 3 is a front view of the joint bearing inner ring structure of the present invention.

In the figure: 1. a bearing inner race; 2. a notch; 3. a ball bearing; 4. a bead frame; 5. a pressure spring; 6. a supporting seat; 7. a cavity; 8. a coupling sleeve; 9. a bearing outer race; 10. an oil inlet; 11. a flap; 12. a support bar; 13. a fixed block; 14. a layer of tetrafluoroethylene; 15. a through hole; 16. a groove; 17. and (4) pores.

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.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a joint bearing inner race structure, including bearing inner race 1, bearing inner race 1's centre is provided with breach 2, the internally mounted of breach 2 has ball 3, the below of ball 3 is provided with pearl frame 4, pressure spring 5 is installed to the below of pearl frame 4, supporting seat 6 is installed to pressure spring 5's below, the outside of supporting seat 6 is provided with cavity 7, bearing inner race 1's internally mounted has axle sleeve 8, bearing inner race 1's outside is provided with bearing outer lane 9, bearing outer lane 9's preceding terminal surface is provided with oil inlet 10, flap 11 is installed to the front end of oil inlet 10, bearing outer lane 9's below is installed bracing piece 12, fixed block 13 is installed to the below of bracing piece 12, bearing outer lane 9's internal surface is provided with tetrafluoroethylene layer 14, bearing inner race 1's inside is provided with through-hole 15, the both sides of through-hole 15 all are provided with recess 16.

Further, the notch 2 and the bearing inner ring 1 are arranged into an integral structure, the width of the notch 2 is larger than that of the ball frame 4, and the notch 2 arranged through the bearing inner ring 1 can facilitate the buffering of the ball 3 and the ball frame 4 after being stressed.

Further, the bead frame 4 extends to the outside of the gap 2 and is attached to the gap 2, the ball 3 is movably connected with the bead frame 4, and the bead frame 4 keeps balance.

Further, pressure spring 5's both ends respectively with 4 and 6 welded connection of supporting seat of pearl frame, supporting seat 6 and connecting shaft sleeve 8 welded connection, pressure spring 5 is provided with a plurality of, makes 3 atress of ball can push down through pressure spring 5, reduces to 2 insides of breach to reduce the power that 9 internal surfaces of bearing inner race received.

Further, the internal surface of bearing inner race 9 is provided with the ball groove, and ball 3 passes through ball groove and bearing inner race 9 swing joint, and the position of oil inlet 10 is corresponding with ball 3's position, and tetrafluoroethylene layer 14 is connected with bearing inner race 9 bonding, can further protect the structure of bearing inner race 9 internal surface through tetrafluoroethylene layer 14, has not only improved slew velocity, has also reduced the degree of loss.

Further, the through hole 15 and the coupling sleeve 8 are arranged into an integral structure, the groove 16 and the through hole 15 are arranged into an integral structure, and the rotating shaft is conveniently fixed through the groove 16.

The working principle is as follows: during the use, pass through the through-hole 15 department that recess 16 was fixed in axle sleeve 8 with the pivot, joint bearing is in long-time work, bearing inner race 1 and bearing outer lane 9 round trip to rotate can arouse the wearing and tearing of ball 3 and bearing outer lane 9 surface, breach 2 through neotype bearing inner race 1 setting can make things convenient for ball 3 and ball frame 4 atress after cushion, make ball 3 atress can push down through compression spring 5, reduce to inside breach 2, thereby reduce the power that the internal surface of bearing outer lane 9 received, thereby can make bearing outer lane 9 reduce wear, rethread cavity 7 can make bearing inner race 1 can take a breath the inside of bearing inner race 1 at the activity in-process, reduce the heat in the inside time of bearing inner race 1, thereby improve the life of bearing inner race 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a joint bearing inner race structure, includes bearing inner race (1), its characterized in that: the middle of the bearing inner ring (1) is provided with a notch (2), the inside of the notch (2) is provided with a ball (3), a ball frame (4) is arranged below the ball (3), a pressure spring (5) is arranged below the ball frame (4), a supporting seat (6) is arranged below the pressure spring (5), a cavity (7) is arranged outside the supporting seat (6), a connecting shaft sleeve (8) is arranged inside the bearing inner ring (1), a bearing outer ring (9) is arranged outside the bearing inner ring (1), the front end face of the bearing outer ring (9) is provided with an oil inlet (10), the front end of the oil inlet (10) is provided with a cover (11), a supporting rod (12) is arranged below the bearing outer ring (9), a fixed block (13) is arranged below the supporting rod (12), the inner surface of the bearing outer ring (9) is provided with a tetrafluoroethylene layer (14), the bearing is characterized in that a through hole (15) is formed in the bearing inner ring (1), grooves (16) are formed in two sides of the through hole (15), and a gap (17) is formed between the bearing inner ring (1) and the bearing outer ring (9).

2. The inner race structure of a spherical plain bearing according to claim 1, wherein: the gap (2) and the bearing inner ring (1) are arranged into an integral structure, and the width of the gap (2) is larger than that of the bead frame (4).

3. The inner race structure of a spherical plain bearing according to claim 1, wherein: the bead frame (4) extends to the outside of the notch (2) to be attached to the notch (2), and the ball (3) is movably connected with the bead frame (4).

4. The inner race structure of a spherical plain bearing according to claim 1, wherein: the two ends of the pressure spring (5) are respectively connected with the bead frame (4) and the supporting seat (6) in a welded mode, the supporting seat (6) is connected with the connecting shaft sleeve (8) in a welded mode, and the pressure spring (5) is provided with a plurality of parts.

5. The inner race structure of a spherical plain bearing according to claim 1, wherein: the inner surface of the bearing outer ring (9) is provided with a ball groove, the ball (3) is movably connected with the bearing outer ring (9) through the ball groove, the position of the oil inlet (10) corresponds to the position of the ball (3), and the tetrafluoroethylene layer (14) is bonded with the bearing outer ring (9).

6. The inner race structure of a spherical plain bearing according to claim 1, wherein: the through hole (15) and the coupling sleeve (8) are arranged into an integral structure, and the groove (16) and the through hole (15) are arranged into an integral structure.