CN213870745U

CN213870745U - Self-aligning roller bearing

Info

Publication number: CN213870745U
Application number: CN202022659450.5U
Authority: CN
Inventors: 何东方
Original assignee: Xiangyang Hefa Bearing Co ltd
Current assignee: Xiangyang Hefa Bearing Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-03
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a self-aligning roller bearing, including outer lane and inner circle, the inner circle is located the outside of outer lane, position between inner circle and the outer lane is equipped with the support frame, the surface both sides symmetric interval of support frame is provided with a plurality of spacing posts, adjacent two the embedding has the roller between the spacing post, the one end surface that the support frame was kept away from to spacing post has seted up the fixed orifices, the position that just is close to the roller between inner circle and the outer lane is equipped with spacing fender ring. The utility model discloses in, can be with roller fixing clip between two adjacent spacing posts through the spacing retaining ring of fix with screw to can avoid the condition that the roller drops to appear, also be convenient for dismantle the roller simultaneously, can store more lubricating grease through the oil storage chamber, and then can guarantee this aligning roller bearing's lubricity, thereby increase of service life can jack up the ball sealer through the spring, and then plug up the oiling mouth, has avoided the oil leak, also can avoid impurity to get into simultaneously.

Description

Self-aligning roller bearing

Technical Field

The utility model relates to a roller bearing technical field especially relates to an aligning roller bearing.

Background

The self-aligning roller bearing has double-row rollers, 1 common spherical raceway on the outer ring, and 2 raceways on the inner ring and inclined at an angle relative to the bearing axis. The ingenious structure enables the bearing box to have self-aligning performance, so that the bearing box is not easily affected by the angle between the shaft and the bearing box seat to the error or the bending of the shaft, and is suitable for occasions with the angle error caused by installation error or shaft deflection. The bearing can bear radial load and axial load with bidirectional action;

present self-aligning roller bearing is because structural problem itself, and the roller is direct card mostly on the holder, and one end exposes outside moreover, the condition that the roller drops appears easily when using, and then makes self-aligning roller bearing damage, and after traditional self-aligning roller bearing installs into whole, it is more loaded down with trivial details to dismantle, and present self-aligning roller bearing oil filler point does not have protector mostly, gets into impurity easily to can not preserve more lubricating grease, need frequent oiling.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a self-aligning roller bearing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a self-aligning roller bearing comprises an outer ring and an inner ring, wherein the inner ring is positioned outside the outer ring, a support frame is arranged between the inner ring and the outer ring, a plurality of limiting columns are symmetrically arranged on two sides of the outer surface of the support frame at intervals, a roller is embedded between every two adjacent limiting columns, a fixed hole is formed in the outer surface of one end, far away from the support frame, of each limiting column, a limiting baffle ring is arranged between the inner ring and the outer ring and close to the roller, a convex block is fixedly connected to the outer surface of the limiting baffle ring and close to the limiting columns, a through hole corresponding to the fixed hole is formed in the outer surface of the limiting baffle ring, the through hole sequentially penetrates through the limiting baffle ring and the convex block and is communicated with the fixed hole, a screw is arranged inside the through hole, a countersunk hole communicated with the through hole is formed in the outer surface of the limiting baffle ring, and a groove is formed in the center position of the outer surface of the outer ring, a plurality of oil filler points have been seted up to the inside of slot, the oil storage chamber has been seted up to the inside of outer lane, the oil filler point is linked together with the top in oil storage chamber, the inside fixedly connected with closing plate of oil filler point, the oiling mouth has been seted up to the surface of closing plate, the inside bottom fixedly connected with spring in oil storage chamber, the top fixedly connected with ball sealer of spring, the top and the oiling mouth of ball cooperate, the oil outlet has been seted up to the bottom in oil storage chamber, the oil outlet runs through the outer lane.

As a further description of the above technical solution:

the outer surface of the limiting column and one side, which is in contact with the roller, are arc-shaped.

As a further description of the above technical solution:

one end of the screw, which is far away from the limiting column, is embedded into the countersunk hole.

As a further description of the above technical solution:

the shape of oiling mouth is for the shape of inverted funnel, just the diameter of ball sealer is greater than the diameter at the top of oiling mouth.

As a further description of the above technical solution:

the oil filler hole arrays are uniformly distributed in the groove.

As a further description of the above technical solution:

one end of the screw penetrates through the through hole and is in threaded connection with the inside of the fixing hole.

The utility model discloses following beneficial effect has:

1. this self-aligning roller bearing, through the spacing fender ring that sets up, spacing post, screw and counter sink, can with the roller fixing clip between two adjacent spacing posts through the spacing fender ring of fix with screw to can avoid the condition that the roller appears droing, when the roller is dismantled to needs, only need unscrew the screw, then pull down the spacing fender ring, can dismantle the roller from two adjacent spacing posts, easy operation has made things convenient for the user greatly.

2. This self-aligning roller bearing, through the oil storage chamber that sets up, oiling mouth, sealed ball and spring, can store more lubricating grease through the oil storage chamber, and then can guarantee this self-aligning roller bearing's lubricity to increase of service life only needs to press the sealed ball to open the oiling mouth when refueling, and the operation of being convenient for can be with sealed ball jack-up through the spring, and then plugs up the oiling mouth, has avoided the oil leak, also can avoid impurity to get into simultaneously.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is an enlarged view at B in fig. 1.

Illustration of the drawings:

1. an outer ring; 2. an inner ring; 3. a support frame; 4. a limiting column; 5. a roller; 6. a fixing hole; 7. a limit stop ring; 8. a bump; 9. a through hole; 10. a screw; 11. a countersunk hole; 12. a trench; 13. an oil filler hole; 14. an oil storage chamber; 15. a sealing plate; 16. an oil filling port; 17. a spring; 18. a sealing ball; 19. an oil outlet.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a self-aligning roller bearing comprises an outer ring 1 and an inner ring 2, wherein the inner ring 2 is positioned outside the outer ring 1, a support frame 3 is arranged between the inner ring 2 and the outer ring 1, a plurality of limiting columns 4 are symmetrically arranged on two sides of the outer surface of the support frame 3 at intervals, rollers 5 are embedded between every two adjacent limiting columns 4, a fixing hole 6 is formed in the outer surface of one end, far away from the support frame 3, of each limiting column 4, a limiting baffle ring 7 is arranged between the inner ring 2 and the outer ring 1 and close to the rollers 5, a convex block 8 is fixedly connected to the outer surface of the limiting baffle ring 7 and close to the limiting columns 4, a through hole 9 corresponding to the fixing hole 6 is formed in the outer surface of the limiting baffle ring 7, the through hole 9 sequentially penetrates through the limiting baffle ring 7 and the convex block 8 and is communicated with the fixing hole 6, a screw 10 is arranged inside the through hole 9, a counter bore 11 communicated with the through hole 9 is formed in the outer surface of the limiting baffle ring 7, groove 12 has been seted up to outer ring 1's surface central point, a plurality of oil filler points 13 have been seted up to groove 12's inside, oil storage chamber 14 has been seted up to outer ring 1's inside, oil filler point 13 is linked together with oil storage chamber 14's top, oil filler point 13's inside fixedly connected with closing plate 15, oiling mouth 16 has been seted up to closing plate 15's surface, oil storage chamber 14's inside bottom fixedly connected with spring 17, spring 17's top fixedly connected with ball sealer 18, ball sealer 18's top and oiling mouth 16 cooperate, oil outlet 19 has been seted up to oil storage chamber 14's bottom, oil outlet 19 runs through outer lane 1.

The shape of the outer surface of the limiting column 4 and the side contacted with the roller 5 is arc-shaped, so that the roller 5 can roll in two adjacent limiting columns 4 without falling off.

One end of the screw 10 far away from the limiting column 4 is embedded into the countersunk hole 11 so as to ensure the flatness of the surface of the limiting baffle ring 7.

The oil filler opening 16 is shaped like an inverted funnel, and the diameter of the sealing ball 18 is larger than the diameter of the top end of the oil filler opening 16, so that the sealing ball 18 can smoothly close the oil filler opening 16.

An array of oil holes 13 are evenly distributed in the interior of the groove 12 to facilitate oil injection from multiple directions, thereby enabling the rollers 5 to be lubricated adequately.

One end of the screw 10 penetrates through the through hole 9 and is in threaded connection with the inside of the fixing hole 6, and the screw is convenient to detach.

The working principle is as follows: when using self-aligning roller bearing, can be with roller 5 fixing clip between two adjacent spacing posts 4 through the spacing retaining ring 7 that screw 10 is fixed, thereby can avoid the condition that roller 5 appears droing, when needs dismantle roller 5, only need to twist off screw 10, then pull down spacing retaining ring 7, can dismantle roller 5 from two adjacent spacing posts 4, and the operation is simple, and the user is greatly facilitated, can store more lubricating grease through oil storage chamber 14, and then can guarantee this self-aligning roller bearing's lubricity, thereby increase of service life, only need press sealed ball 18 and can open oiling mouth 16 when refueling, and the operation of being convenient for, can jack up sealed ball 18 through spring 17, and then plug up oiling mouth 16, and the oil leak has been avoided, can avoid impurity to get into simultaneously, and has certain practicality.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A self-aligning roller bearing, includes outer lane (1) and inner circle (2), its characterized in that: the inner ring (2) is located outside the outer ring (1), a support frame (3) is arranged between the inner ring (2) and the outer ring (1), a plurality of limiting columns (4) are symmetrically arranged on two sides of the outer surface of the support frame (3) at intervals, a roller (5) is embedded between every two adjacent limiting columns (4), a fixing hole (6) is formed in the outer surface of one end, far away from the support frame (3), of each limiting column (4), a limiting baffle ring (7) is arranged between the inner ring (2) and the outer ring (1) and close to the roller (5), a convex block (8) is fixedly connected to the outer surface of the limiting baffle ring (7) and close to the limiting columns (4), a through hole (9) corresponding to the fixing hole (6) is formed in the outer surface of the limiting baffle ring (7), the through hole (9) sequentially penetrates through the limiting baffle ring (7) and the convex block (8) and is communicated with the fixing hole (6), the oil-filling device is characterized in that a screw (10) is arranged inside the through hole (9), a counter bore (11) communicated with the through hole (9) is formed in the outer surface of the limiting baffle ring (7), a groove (12) is formed in the center of the outer surface of the outer ring (1), a plurality of oil filling holes (13) are formed in the groove (12), an oil storage cavity (14) is formed in the outer ring (1), the oil filling holes (13) are communicated with the top of the oil storage cavity (14), a sealing plate (15) is fixedly connected inside the oil filling holes (13), an oil filling opening (16) is formed in the outer surface of the sealing plate (15), a spring (17) is fixedly connected to the bottom of the oil storage cavity (14), a sealing ball (18) is fixedly connected to the top end of the spring (17), the top end of the sealing ball (18) is matched with the oil filling opening (16), and an oil outlet (19) is formed in the bottom of the oil storage cavity (14), the oil outlet (19) penetrates through the outer ring (1).

2. A self-aligning roller bearing according to claim 1, wherein: the outer surface of the limiting column (4) and one side, which is in contact with the roller (5), are arc-shaped.

3. A self-aligning roller bearing according to claim 1, wherein: one end of the screw (10) far away from the limiting column (4) is embedded into the countersunk hole (11).

4. A self-aligning roller bearing according to claim 1, wherein: the oil filling opening (16) is in an inverted funnel shape, and the diameter of the sealing ball (18) is larger than that of the top end of the oil filling opening (16).

5. A self-aligning roller bearing according to claim 1, wherein: the oil filling holes (13) are uniformly distributed in the groove (12) in an array mode.

6. A self-aligning roller bearing according to claim 1, wherein: one end of the screw (10) penetrates through the through hole (9) and is in threaded connection with the inside of the fixing hole (6).