CN220354302U

CN220354302U - Bearing with quick-change self-lubricating structure

Info

Publication number: CN220354302U
Application number: CN202322096909.9U
Authority: CN
Inventors: 万神雪
Original assignee: Ningbo Zhuoling Bearing Technology Co ltd
Current assignee: Ningbo Zhuoling Bearing Technology Co ltd
Priority date: 2023-08-07
Filing date: 2023-08-07
Publication date: 2024-01-16
Anticipated expiration: 2033-08-07

Abstract

The utility model relates to the technical field of self-lubricating bearings, and aims to solve the defects that the existing partial bearing retainer is troublesome to assemble and disassemble and inconvenient to fill lubricant, and provides a bearing with a quick-change self-lubricating structure. According to the utility model, through the liquid injection hole and the limiting block, the lubricant is injected more conveniently and rapidly, and the bearing is convenient to install and detach.

Description

Bearing with quick-change self-lubricating structure

Technical Field

The utility model belongs to the technical field of self-lubricating bearings, and particularly relates to a bearing with a quick-change self-lubricating structure.

Background

A bearing is a mechanical element that limits relative movement to a desired range of movement and reduces friction between moving parts, and is designed to provide free linear movement of the moving parts or free rotation about a fixed axis, and also to prevent movement by controlling the vector of normal forces acting on the moving parts, most bearings facilitate the desired movement by minimizing friction. Bearings can be broadly classified according to the type of operation, the direction of allowed movement or load force applied to the part, and the like.

The bearing structure in the prior art usually needs to be lubricated regularly or the lubricant is replaced regularly, if the bearing cannot be maintained regularly, the service life and the efficiency of the bearing can be influenced, but the existing part of the bearing is inconvenient to disassemble and assemble when the lubricant is replaced regularly, and the bearing is often required to be disassembled for adding, so that time and labor are wasted, and the bearing with the quick-change self-lubricating structure is required to be redesigned to solve the problems that the existing part of the bearing retainer is troublesome to disassemble and assemble and inconvenient to fill the lubricant.

Disclosure of Invention

The utility model aims to solve the defects that in the prior art, part of bearing retainers are troublesome to disassemble and assemble and inconvenient to fill with lubricant, and provides a bearing with a quick-change self-lubricating structure.

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

a bearing with a quick-change self-lubricating structure comprises an outer sleeve ring and an inner ring, a plurality of balls are arranged between the outer sleeve ring and the inner ring in a rolling way, a mounting ring is arranged on the inner ring, a plurality of graphite blocks are arranged on one side of the mounting ring, the balls are respectively arranged on two sides of the two corresponding graphite blocks, limit grooves are respectively formed in two ends of one side of the inner ring, limiting blocks are fixedly arranged on two inner walls of the mounting ring, the two limiting blocks are respectively clamped in the corresponding limiting grooves, the limiting grooves are L-shaped, a liquid filling groove is formed in the outer sleeve ring, a plurality of liquid leakage holes are formed in one side of the liquid filling groove in a penetrating way, a movable plate is arranged in the liquid filling groove, one side of the movable plate is fixedly provided with a sealing block, one side of the outer sleeve ring is provided with a liquid filling hole, one side of the liquid filling hole extends into the liquid filling groove and is communicated with the sealing block, the sealing block is slidably arranged in the liquid filling hole, a second ball groove is formed in one side of the outer sleeve ring, a first ball groove is formed in one side of the inner ring, the second ball groove is matched with the first ball groove, a plurality of all the balls are arranged between the second ball groove and the first ball groove in a rolling way, when the inner ring is required to be mounted, a liquid filling groove is required to be completely aligned with the limiting blocks, a plurality of the limiting blocks is required to be completely filled into the sealing block, and then the sealing block is required to be completely filled into the sealing block, and can be completely and replaced by rotating the sealing block, and then, the sealing block is required to be completely and filled into the sealing block is required to be rotated and replaced when the sealing block is required to be rotated and filled into the sealing block and filled hole when and filled into a sealing block and required. And then injecting the lubricant into the liquid inlet and outlet tank.

As a preferred implementation mode of the utility model, one side of the movable plate is provided with a plurality of guide pins in a penetrating way, two ends of the guide pins are fixedly connected with two sides of the liquid injection groove respectively, one ends of the guide pins are sleeved with springs, the guide pins are slidably connected with the movable plate, the injection pipe is taken out after the lubrication liquid is injected, and at the moment, the sealing block is reinserted into the liquid injection hole for sealing under the elasticity of the springs.

As a preferred implementation mode of the utility model, two mounting holes are formed in one side of the movable plate, thread grooves are formed in the mounting holes, two countersunk screws are connected to the outer wall of one side of the outer sleeve ring in a threaded manner, one ends of the two countersunk screws are respectively matched with the corresponding mounting holes, the movable plate and the outer sleeve ring are locked and fixed by the countersunk screws, and the problem that the sealing block is not tight due to too high bearing rotating speed in normal use is avoided.

As a preferred implementation mode of the utility model, the clamping grooves are formed in the two sides of the outer lantern ring, the dustproof covers are clamped in the two clamping grooves, and the dustproof covers are installed through the clamping grooves, so that the maintenance and the disassembly are more convenient and quicker.

As a preferred implementation mode of the utility model, the two sides of the graphite block are provided with the arc wrapping parts, the arc wrapping parts at the two sides of the graphite block are respectively matched with the two sides of the corresponding ball, and when the bearing rotates, the graphite block can play a role in lubrication, so that the lubrication effect is better, and the lubrication aging is longer.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, through the arranged liquid injection hole, when lubricant is required to be injected into the ball bearings during normal maintenance, the injection pipe is only required to be inserted into the liquid injection hole, and meanwhile, the injection pipe is used for extruding the sealing block in the liquid injection hole, so that the sealing block slides downwards and is completely separated from the liquid injection hole, and then the lubricant is injected into the liquid injection groove.

According to the utility model, when the bearing is required to be installed, the limiting block on one side of the mounting ring is only required to be aligned with the limiting groove, the mounting ring is pressed after alignment to enable the limiting block to slide to one end of the limiting groove, then the mounting ring is rotated, the limiting block is rotated to the other side of the limiting groove to limit and fix the limiting block, then the balls are installed between the two corresponding graphite blocks one by one, finally the dust cover is clamped into the corresponding clamping groove, when the graphite blocks are required to be replaced, the mounting ring is only required to be rotated, the limiting block and the limiting groove are separated, and then the bearing can be replaced, and is very convenient and quick to disassemble.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic view of a three-dimensional exploded structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of an outer collar according to the present utility model;

FIG. 4 is a perspective view of the outer collar of the present utility model;

FIG. 5 is a schematic diagram of a movable block structure according to the present utility model;

FIG. 6 is a schematic view of a partial enlarged structure of the utility model;

fig. 7 is a schematic perspective view of a second embodiment of the present utility model.

In the figure: 1. an outer collar; 2. an inner ring; 3. a limit groove; 4. a limiting block; 5. a dust cover; 6. a mounting ring; 7. a graphite block; 8. a clamping groove; 9. a liquid injection groove; 10. a first ball groove; 11. a ball; 12. sealing the blocking block; 13. a second ball groove; 14. a weeping hole; 15. a liquid injection hole; 16. a movable plate; 17. a mounting hole; 18. a guide pin; 19. a spring; 20. countersunk head screws.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

Referring to fig. 1-7, a bearing with a quick-change self-lubricating structure comprises an outer sleeve ring 1 and an inner ring 2, a plurality of balls 11 are arranged between the outer sleeve ring 1 and the inner ring 2 in a rolling manner, the inner ring 2 is provided with a mounting ring 6, one side of the mounting ring 6 is provided with a plurality of graphite blocks 7, the balls 11 are respectively placed on two sides of the two corresponding graphite blocks 7, two ends of one side of the inner ring 2 are respectively provided with a limiting groove 3, limiting blocks 4 are fixedly arranged on inner walls of two sides of the mounting ring 6, the two limiting blocks 4 are respectively clamped in the corresponding limiting grooves 3, the limiting grooves 3 are L-shaped, a liquid injection groove 9 is formed in the outer sleeve ring 1, one side of the liquid injection groove 9 is penetrated and provided with a plurality of liquid leakage holes 14, a movable plate 16 is arranged in the liquid injection groove 9, one side of the movable plate 16 is fixedly provided with a sealing block 12, one side of the outer wall of the outer sleeve ring 1 is provided with a liquid injection hole 15, one side of the liquid injection hole 15 extends into the liquid injection groove 9 and is communicated with the liquid injection groove 9, the sealing block 12 is slidingly positioned in the liquid injection hole 15, a second ball groove 13 is formed on one side of the outer sleeve ring 1, a first ball groove 10 is formed on one side of the inner ring 2, the second ball groove 13 is matched with the first ball groove 10, a plurality of balls 11 are arranged between the second ball groove 13 and the first ball groove 10 in a rolling way, when the bearing is required to be installed, the limiting block 4 on one side of the mounting ring 6 is only required to be aligned with the limiting groove 3, the mounting ring 6 is pressed after the alignment to enable the limiting block 4 to slide to one end of the limiting groove 3, then the mounting ring 6 is rotated to enable the limiting block 4 to rotate to the other side of the limiting groove 3 to limit and fix the limiting block, when the graphite block 7 needs to be replaced, the limiting block 4 can be replaced after being separated from the limiting groove 3, and when lubricant is required to be injected to the balls 11 during normal maintenance, it is only necessary to insert the filler pipe into the liquid filling hole 15 while the filler pipe presses the sealing block 12 in the liquid filling hole 15 so that the sealing block 12 slides downward and is completely separated from the liquid filling hole 15, and then the lubricant is injected into the liquid filling groove 9.

Referring to fig. 5-6, a plurality of guide pins 18 penetrate through one side of the movable plate 16, two ends of the guide pins 18 are fixedly connected with two sides of the liquid injection groove 9 respectively, springs 19 are sleeved at one ends of the guide pins 18, the guide pins 18 are slidably connected with the movable plate 16, when the filling of the lubricating liquid is completed, the filling pipe is taken out, and at the moment, the sealing block 12 is reinserted into the liquid injection hole 15 for sealing under the elasticity of the springs 19.

Referring to fig. 4-6, two mounting holes 17 are formed in one side of the movable plate 16, thread grooves are formed in the mounting holes 17, two countersunk screws 20 are connected to the outer wall of one side of the outer sleeve ring 1 in a threaded manner, one ends of the countersunk screws 20 are respectively matched with the corresponding mounting holes 17, the movable plate 16 and the outer sleeve ring 1 are locked and fixed by the countersunk screws 20, and the problem that when the movable plate is used at ordinary times, the sealing block 12 is not tightly sealed due to too high bearing rotation speed is avoided.

Referring to fig. 1-2, clamping grooves 8 are formed in two sides of the outer collar 1, dust covers 5 are clamped in the two clamping grooves 8, and the dust covers 5 are installed through the clamping grooves 8, so that the maintenance and the disassembly are more convenient and quick.

Referring to fig. 2, arc wrapping portions are disposed on two sides of the graphite block 7, and the arc wrapping portions on two sides of the graphite block 7 are respectively matched with two sides of the corresponding ball 11, when the bearing rotates, the graphite block 7 can perform lubrication, so that lubrication effect is better, and lubrication aging is longer.

The implementation principle of the bearing with the quick-change self-lubricating structure in the embodiment is as follows: when this bearing needs to be installed, only need aim at spacing groove 3 with the stopper 4 of collar 6 one side, press collar 6 after aiming at and make stopper 4 slide the one end of spacing groove 3, afterwards rotatory collar 6, rotate the opposite side of spacing groove 3 with stopper 4 and carry out spacing and fixed, install ball 11 one by one into between two graphite blocks 7 of correspondence afterwards, finally with in the clamping groove 8 that the shield 5 card was gone into corresponds can, when needs change graphite block 7, only need rotatory collar 6, make stopper 4 can change after separating with spacing groove 3, dismantle convenient and fast, when maintenance needs to annotate the lubricant to ball 11 at ordinary times, only need inject filling pipe into annotate liquid hole 15 in, fill pipe will extrude the sealing plug 12 in the filling hole 15 simultaneously, make sealing plug 12 downward slide and with annotate liquid hole 15 complete separation, afterwards with the lubricant pour into annotate liquid inslot 9 can, the bearing is at ordinary times in the time use can, the lubricant in annotate liquid groove 9 will spill through a plurality of weeping holes 14 and with ball 11 contact time, thereby realize that can change after the sealing plug 12 is taken out in the design very much time, need to fill up the sealing plug 12, the effect of filling hole is just can be taken out after the sealing plug 15 is filled with the lubrication hole is filled into the seal 15 at ordinary times, the time has been avoided.

Claims

1. The utility model provides a bearing with quick change self-lubricating structure, includes outer lantern ring (1) and inner ring (2), its characterized in that, roll between outer lantern ring (1) and inner ring (2) and be equipped with a plurality of balls (11), installation ring (6) are installed to inner ring (2), and install a plurality of graphite blocks (7) on one side of installation ring (6), ball (11) are placed respectively in the both sides of two graphite blocks (7) that correspond, spacing groove (3) have all been seted up at one side both ends of inner ring (2), all fixed mounting has stopper (4) on the both sides inner wall of installation ring (6), two stopper (4) are blocked respectively in locating corresponding spacing groove (3), annotate liquid groove (9) have been seted up to outer lantern ring (1) inside, and annotate one side of liquid groove (9) and run through and set up a plurality of weeping holes (14), annotate and be equipped with fly leaf (16) in liquid groove (9), and fly leaf (16) one side fixed mounting has sealing block (12), annotate outer wall one side of outer lantern ring (1) has been seted up stopper (15) and has been annotated liquid groove (15) and is located in the sealing block (15) and is located the inside the sealing block hole (15).

2. The bearing with the quick-change self-lubricating structure according to claim 1, wherein a plurality of guide pins (18) are arranged on one side of the movable plate (16) in a penetrating manner, two ends of the guide pins (18) are fixedly connected with two sides of the liquid injection groove (9) respectively, springs (19) are sleeved at one ends of the guide pins (18), and the guide pins (18) are slidably connected with the movable plate (16).

3. The bearing with the quick-change self-lubricating structure according to claim 2, wherein two mounting holes (17) are formed in one side of the movable plate (16), thread grooves are formed in the mounting holes (17), two countersunk screws (20) are connected to the outer wall of one side of the outer sleeve ring (1) in a threaded mode, and one ends of the countersunk screws (20) are respectively matched with the corresponding mounting holes (17).

4. The bearing with the quick-change self-lubricating structure according to claim 1, wherein a second ball groove (13) is formed in one side of the outer sleeve ring (1), a first ball groove (10) is formed in one side of the inner sleeve ring (2), the second ball groove (13) is matched with the first ball groove (10), and a plurality of balls (11) are arranged between the second ball groove (13) and the first ball groove (10) in a rolling mode.

5. The bearing with the quick-change self-lubricating structure according to claim 1, wherein clamping grooves (8) are formed in two sides of the outer sleeve (1), and dust covers (5) are clamped in the two clamping grooves (8).

6. Bearing with a quick change self-lubricating structure according to claim 1, characterized in that the limit groove (3) is L-shaped.

7. The bearing with the quick-change self-lubricating structure according to claim 1, wherein arc-shaped wrapping parts are arranged on two sides of the graphite block (7), and the arc-shaped wrapping parts on two sides of the graphite block (7) are respectively matched with two sides of the corresponding ball (11).