CN216859598U

CN216859598U - Quick extracting tool of bearing

Info

Publication number: CN216859598U
Application number: CN202220598739.7U
Authority: CN
Inventors: 刘瑞鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-07-01
Anticipated expiration: 2032-03-18

Abstract

The utility model discloses a quick bearing dismounting tool, which relates to the technical field of bearing dismounting and comprises a supporting plate, wherein two square grooves are formed in the bottom surface of the supporting plate, supporting frames are connected to the inner walls of the two square grooves in a sliding mode, and stopping plates are fixedly connected to the bottom ends of the two supporting frames. It can be through the backup pad, the square groove, one end of the support rack is hinged at the support, the backstop board, the standing groove, to drawing the subassembly, threaded sleeve, the threaded rod, cooperation setting between contact piece and the runner assembly, outwards stimulate two support frames, make the surface of bearing is located to two backstop board covers, under the effect to drawing the subassembly, can make two backup pads parcel on the surface of bearing, utilize the runner assembly to drive the threaded rod and rotate, can make the contact piece dismantle the bearing, the device need not to use fastening bolt, can be with the quick surface of installing in the axle of backstop board, and is comparatively convenient, can save time, can dismantle the bearing fast.

Description

Quick extracting tool of bearing

Technical Field

The utility model relates to the technical field of bearing disassembly, in particular to a quick bearing disassembly tool.

Background

The bearing is an important part in modern mechanical equipment, is widely applied to the fields of automobiles, ships, aviation and the like, has the main function of supporting a mechanical rotating body, reducing the friction coefficient in the movement process of the mechanical rotating body and ensuring the rotation precision of the mechanical rotating body, and in the mechanical equipment, the matching forms of the bearing and a connecting shaft are interference fit, but the bearing is a vulnerable part, and when the bearing is disassembled, a bearing disassembling tool is required.

At present, a bearing dismounting device is disclosed in the prior art, and the patent number thereof is: CN206811859U, it includes first backstop subassembly, second backstop subassembly, first supporting shaft, second supporting shaft and precession axle, the bearing dismounting device that the above-mentioned provides, dismantle the bearing convenient suitability strong, avoided the destruction to the bearing simultaneously, improved the maintenance efficiency, but when it uses, it fixes the outer surface at the axle through the fastening bolt to the backstop, when fixing the backstop, comparatively troublesome waste too much time, can't dismantle the bearing fast; therefore, the tool for quickly disassembling the bearing is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to make up the defects of the prior art and provides a quick bearing dismounting tool.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a quick extracting tool of bearing, includes the backup pad, two square groove, two have been seted up to the bottom surface of backup pad the equal sliding connection of inner wall in square groove has the support frame, two the equal fixedly connected with backstop board in bottom of support frame, two the standing groove has all been seted up to the upper surface of backstop board, two be provided with two between the backstop board and to drawing the subassembly, two to drawing the subassembly all including to pull rod and two cavities, the fixed threaded sleeve pipe of inlaying in inside of backup pad, threaded sleeve pipe's inner wall threaded connection has the threaded rod, the bottom of threaded rod is rotated and is connected with the contact piece, runner assembly is installed on the top of threaded rod, runner assembly includes carousel and a set of bull stick.

Furthermore, the two cavities are respectively arranged in the two stop plates, and two ends of the opposite pull rod respectively penetrate through the two stop plates and extend into the two cavities.

Further, the both ends of drag link all fixedly connected with slide, two the slide respectively with two cavity sliding connection, two all install the extension spring between slide and two cavities.

Further, two the spout has all been seted up to the inner wall of cavity, every the equal sliding connection of inner wall of spout has the slider, and the outer fixed surface of slider and slide is connected.

Furthermore, the rotary table is fixedly connected to the top end of the threaded rod, each rotary rod is fixedly connected to the outer surface of the rotary table, and an anti-slip sleeve is mounted on the outer surface of each rotary rod.

Furthermore, handles are installed on one side face, far away from each other, of the two support frames, and a group of balls are rotationally connected to one side face of the stop plate.

Furthermore, two sliding cylinders are inlaid at the top ends of the supporting frames, two sliding cylinders are connected to the inner walls of the sliding cylinders in a sliding mode, and the sliding rods are fixedly connected with the inner walls of the square grooves.

Compared with the prior art, this quick extracting tool of bearing possesses following beneficial effect:

1. according to the device, the two support frames are pulled outwards through the matching arrangement among the support plates, the square groove, the support frames, the stop plates, the containing groove, the split component, the threaded sleeves, the threaded rods, the contact blocks and the rotating component, so that the two support frames are sleeved on the surface of the bearing, the two support plates can be wrapped on the surface of the bearing under the action of the split component, the rotating component is utilized to drive the threaded rods to rotate, the contact blocks can be used for disassembling the bearing, the device is free of fastening bolts, the stop plates can be quickly installed on the outer surface of the shaft, convenience is achieved, time can be saved, and the bearing can be quickly disassembled.

2. According to the utility model, through the matching arrangement of the support frames, the stop plates, the placing grooves, the cavities, the counter pull rods, the sliding plates, the tension springs, the sliding grooves and the sliding blocks, the two support frames are pulled outwards, so that the two stop plates can be far away from each other, the tension springs can be stretched, the bearings penetrate between the two stop plates, the inner bottom walls of the two placing grooves are contacted with the bottom surfaces of the bearings, the two support frames are loosened, the two sliding plates can slide on the inner walls of the two cavities under the action of the tension forces of the two tension springs, the two stop plates are close to each other, the two stop plates are wrapped on the outer surface of the shaft, the bearings are positioned in the two placing grooves, and the bearings can be disassembled.

Drawings

FIG. 1 is a schematic perspective view of a front view of the present invention;

FIG. 2 is a schematic perspective view of the present invention in a bottom view;

FIG. 3 is a schematic view of the internal structure of the stopper plate of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3 according to the present invention.

In the figure: 1. a support plate; 2. a square groove; 3. a support frame; 4. a stopper plate; 5. a placement groove; 6. a counter-pull assembly; 601. a cavity; 602. a pull rod is arranged; 603. a slide plate; 604. a tension spring; 605. a chute; 606. a slider; 7. a threaded bushing; 8. a threaded rod; 9. a contact block; 10. a rotating assembly; 101. a turntable; 102. a rotating rod; 103. an anti-slip sleeve; 11. a handle; 12. a ball bearing; 13. a sliding sleeve; 14. a slide bar.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the utility model.

The embodiment provides a quick extracting tool of bearing, and the device is used for dismantling the bearing, and the device need not to use fastening bolt, can be comparatively convenient with the quick installation in the surface of axle of backstop 4, can save time, can dismantle the bearing fast.

Referring to fig. 1-4, a quick extracting tool of bearing, includes backup pad 1, and two symmetrical square grooves 2 have been seted up to the bottom surface of backup pad 1, and the equal sliding connection of inner wall of two square grooves 2 has support frame 3.

Two support frames 3 can slide at the inner wall of two square grooves 2, and square groove 2 can lead and spacing support frame 3, can guarantee the stability of support frame 3 when removing.

The top ends of the two support frames 3 are respectively inlaid with a sliding barrel 13, the inner walls of the two sliding barrels 13 are respectively connected with a sliding rod 14 in a sliding mode, and the sliding rods 14 are fixedly connected with the inner walls of the square grooves 2.

The both ends of slide bar 14 respectively with the both sides wall fixed connection of square groove 2, when support frame 3 slides at the inner wall of square groove 2, can make slide 13 slide at the surface of slide bar 14, can carry out further direction to support frame 3, can guarantee the stability of support frame 3 when removing.

The equal fixedly connected with backstop board 4 in bottom of two support frames 3, standing groove 5 has all been seted up to the upper surface of two backstop boards 4, passes the bearing between two backstop boards 4 for the interior diapire of two standing grooves 5 contacts with the bottom surface of bearing, can conveniently dismantle the bearing.

Handle 11 is all installed to the side that two support frames 3 kept away from each other, and the handle 11 of setting can conveniently be pulled two support frames 3, and a side of two backstop boards 4 all rotates and is connected with a set of ball 12 that is the circumference array, when two backstop boards 4 parcel are on the surface of axle, can make ball 12 and the surface of axle contact, can lead to the surface of counter axle, when dismantling the bearing, avoids backstop board 4 counter axle's surface to cause the strain.

Two symmetrical counter-pulling assemblies 6 are arranged between the two stop plates 4, each of the two counter-pulling assemblies 6 comprises a counter-pulling rod 602 and two symmetrical cavities 601, the two cavities 601 are respectively arranged inside the two stop plates 4, and two ends of the counter-pulling rod 602 respectively penetrate through the two stop plates 4 and extend into the two cavities 601.

When the support frame 3 is pulled to move, the stop plates 4 can be driven to move, so that two ends of the opposite pull rod 602 can move in the two cavities 601 respectively, and the opposite pull rod 602 can guide the two stop plates 4.

Both ends of the opposite pull rod 602 are fixedly connected with sliding plates 603, the two sliding plates 603 are respectively connected with the two cavities 601 in a sliding manner, and tension springs 604 are respectively arranged between the two sliding plates 603 and the two cavities 601.

Two ends of the tension spring 604 are respectively fixedly connected with the outer surface of the sliding plate 603 and the inner wall of the cavity 601, when the two stop plates 4 are far away from each other, the two sliding plates 603 can respectively slide on the inner walls of the two cavities 601, and the two tension springs 604 can be stretched.

After the supporting frame 3 is released, under the action of the pulling force of the two tension springs 604, the two sliding plates 603 can slide on the inner walls of the two cavities 601, so that the two stop plates 4 can approach each other, and the two stop plates 4 can be wrapped on the outer surface of the shaft.

The inner walls of the two cavities 601 are provided with sliding grooves 605, and the inner wall of each sliding groove 605 is connected with a sliding block 606 in a sliding manner, so that the sliding blocks 606 are fixedly connected with the outer surface of the sliding plate 603.

When the sliding plate 603 slides on the inner wall of the cavity 601, the sliding block 606 can slide on the inner wall of the sliding groove 605, the sliding plate 603 can be guided and limited, and the stability of the sliding plate 603 in moving can be ensured.

The inside fixed of backup pad 1 is inlayed and is had screw sleeve 7, and the inner wall threaded connection of screw sleeve 7 has threaded rod 8, and the bottom of threaded rod 8 is rotated and is connected with contact piece 9.

Utilize the screw-thread fit between threaded sleeve 7 and the threaded rod 8, rotate threaded rod 8 and can make contact block 9 reciprocate, can make contact block 9 contact with the top of axle, can exert decurrent power to the axle, can dismantle the bearing.

Install runner assembly 10 on the top of threaded rod 8, runner assembly 10 includes carousel 101 and a set of bull stick 102 that is the circumference array, and the quantity of bull stick 102 has four, and carousel 101 fixed connection is in the top of threaded rod 8, and the equal fixed connection of every bull stick 102 is in the surface of carousel 101, and anti-skidding cover 103 is all installed to the surface of every bull stick 102.

The rotating rod 102 is rotated to drive the rotating disc 101 to rotate, so that the threaded rod 8 can be driven to rotate, the threaded rod 8 can be conveniently rotated, and the arranged anti-skidding sleeve 103 can increase the comfort when the rotating rod 102 is held by hands.

The working principle is as follows: when the device is used, two handles 11 are pulled outwards, two support frames 3 can respectively slide on the inner walls of the square grooves 2, so that two stop plates 4 can be far away from each other, two sliding plates 603 can respectively slide on the inner walls of two cavities 601, tension springs 604 can be stretched, when the distance between the two stop plates 4 can enable a bearing to pass through, the bearing can pass through between the two stop plates 4, the inner bottom walls of two placing grooves 5 are in contact with the bottom surfaces of the bearing, at the moment, two handles 11 are loosened, under the action of the tension force of the two tension springs 604, the two sliding plates 603 can slide on the inner walls of the two cavities 601, so that the two stop plates 4 can be close to each other, the two stop plates 4 can be wrapped on the outer surface of a shaft, so that the bearing is positioned inside the two placing grooves 5, and then the rotating rod 102 can drive the rotating disc 101 and the threaded rod 8 to rotate, utilize the screw-thread fit between threaded rod 8 and the threaded sleeve 7, threaded rod 8 rotates and to make contact piece 9 remove downwards for the bottom of contact piece 9 can exert the holding down force on the top of counter shaft, under the effect of power, can make and take place relative movement between the inside bearing of standing groove 5 and the axle, can dismantle the bearing.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a quick extracting tool of bearing, includes backup pad (1), its characterized in that: the bottom surface of the supporting plate (1) is provided with two square grooves (2), the inner walls of the two square grooves (2) are both connected with supporting frames (3) in a sliding manner, the bottom ends of the two supporting frames (3) are both fixedly connected with stop plates (4), the upper surfaces of the two stop plates (4) are both provided with a placing groove (5), two counter-pulling assemblies (6) are arranged between the two stop plates (4), the two counter-pulling assemblies (6) both comprise counter-pulling rods (602) and two cavities (601), a threaded sleeve (7) is fixedly embedded in the supporting plate (1), a threaded rod (8) is connected with the inner wall of the threaded sleeve (7) in a threaded manner, the bottom end of the threaded rod (8) is rotatably connected with a contact block (9), the top end of the threaded rod (8) is provided with a rotating component (10), the rotating assembly (10) comprises a rotating disc (101) and a group of rotating rods (102).

2. The quick bearing disassembly tool of claim 1, wherein: the two cavities (601) are respectively arranged in the two stop plates (4), and two ends of the opposite pull rod (602) respectively penetrate through the two stop plates (4) and extend into the two cavities (601).

3. The quick bearing disassembly tool of claim 2, wherein: the equal fixedly connected with slide (603) in both ends of contrast pole (602), two slide (603) respectively with two cavity (601) sliding connection, two all install extension spring (604) between slide (603) and two cavity (601).

4. The quick bearing disassembly tool of claim 3, wherein: the inner wall of the two cavities (601) is provided with a sliding groove (605), the inner wall of each sliding groove (605) is connected with a sliding block (606) in a sliding mode, and the sliding blocks (606) are fixedly connected with the outer surface of the sliding plate (603).

5. The quick bearing disassembly tool of claim 1, wherein: the rotary table (101) is fixedly connected to the top end of the threaded rod (8), each rotary rod (102) is fixedly connected to the outer surface of the rotary table (101), and an anti-skid sleeve (103) is mounted on the outer surface of each rotary rod (102).

6. The quick bearing disassembly tool of claim 1, wherein: two handle (11), two are all installed to the side that support frame (3) kept away from each other one side all rotate and be connected with a set of ball (12) the side of backstop board (4).

7. The quick bearing disassembly tool of claim 1, wherein: two sliding cylinders (13) are inlaid at the top ends of the supporting frames (3), two sliding cylinders (13) are connected with the inner walls of the sliding cylinders (13) in a sliding mode, and the sliding rods (14) are fixedly connected with the inner walls of the square grooves (2).