CN214135839U

CN214135839U - Bearing dismounting device

Info

Publication number: CN214135839U
Application number: CN202023310893.XU
Authority: CN
Inventors: 戴华; 汪学锋
Original assignee: Foshan Linghe Metal Products Co ltd
Current assignee: Foshan Linghe Metal Products Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-09-07
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a bearing dismounting device, pull plates are symmetrically arranged at two ends of an Contraband-shaped frame, a screw block is arranged at one side of the middle part of the Contraband-shaped frame, the screw block is connected with a screw rod through a thread, one end of the screw rod is connected with a push block, the other end of the screw rod is connected with a knob, a dodging groove is arranged at one side of the pull plate, an arc-shaped pressing block is arranged in the dodging groove, the arc-shaped pressing block is rotatably connected with a stud, one end of the stud is connected with a locking block, the screw rod is rotated through the knob and moves relative to the pull plate, the push block is pushed against a main shaft, simultaneously, the pull plate pulls back a bearing at the outer side of the main shaft, the bearing is conveniently separated from the main shaft to form dismounting, the dismounting device is conveniently sleeved at the outer side of the bearing through the dodging groove, the stud is rotated through twisting the locking block, the arc-shaped pressing block is pushed out from the dodging groove, the bearing is clamped and limited, the offset vibration or slippage is prevented during dismounting, the dismounting efficiency is improved, the disassembly effect is improved through the arc-shaped pressing block, the pushing block and the rubber plate made of rubber materials, and hard collision and bearing damage are prevented.

Description

Bearing dismounting device

Technical Field

The utility model belongs to the technical field of the bearing dismantlement technique and specifically relates to a bearing dismounting device.

Background

The bearing disassembly link is an important link in bearing test, the original appearance of the bearing is kept by attention during disassembly, the safety of a disassembly worker is guaranteed, and the disassembly efficiency is improved. The bearing is usually removed by tapping, pulling, or hot removal. The force of the knocking method is generally applied to the inner ring of the bearing, so that the bearing is easy to damage; the pulling-out method is to hook the inner ring of the bearing by a special tool, so that the pulling-out direction is easy to deflect or the pulling-out force is too large when the bearing is pulled out, and the bearing is easy to be damaged; the hot-dismantling method is complex in operation, the structure of the used device is complex, and potential safety hazards are easily caused. Therefore, the existing bearing dismounting method has higher probability of causing bearing damage in practical use, and workers often need to adopt some extra protective operations to avoid bearing damage, so that the specific operation difficulty is higher, the efficiency is lower, and the requirements on nondestructive, quick and convenient dismounting of the bearing are difficult to meet.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a bearing dismounting device which can prevent the bearing from being damaged and has high dismounting efficiency.

The utility model discloses the technical scheme who adopts does:

the utility model provides a bearing dismounting device, including Contraband shape frame, the both ends symmetry of Contraband shape frame is equipped with the arm-tie, and its middle part is kept away from arm-tie one side and is equipped with the spiral shell piece, the spiral shell piece has the screw rod through threaded connection, the one end of screw rod is run through and is connected with the ejector pad behind the Contraband shape frame, the other end is run through and is connected with the turn-knob behind the spiral shell piece, one side of arm-tie is equipped with dodges the groove, dodge the groove symmetry and set up in both sides about Contraband shape frame's inside, dodge the inslot and be equipped with the arc briquetting, the arc briquetting rotates and is connected with the double-screw bolt, double-screw bolt and the 21274, shape frame passes through threaded connection, and its one end of keeping away from the arc briquetting is connected with the latch segment.

As preferred, the arc briquetting is equipped with the adapter, and the double-screw bolt tip is equipped with the recess, and the adapter inlays in the recess, and its including connecting portion and the spacing portion of being connected with connecting portion, spacing portion and connecting portion all are cylindric setting, and the cross section of spacing portion is greater than the cross section of connecting portion.

Preferably, a chamfer is arranged on one side, away from the pulling plate, of the avoiding groove.

Preferably, one side of the pulling plate close to the avoiding groove is provided with a rubber plate.

Preferably, the arc-shaped pressing block and the pushing block are both made of rubber.

Preferably, the middle part of the knob is provided with a tightening groove, and the outer side of the knob is provided with an anti-slip line.

The beneficial effects of the utility model reside in that:

this bearing dismounting device makes the screw rod rotate through wrench movement knob, and remove for the arm-tie, and then make ejector pad top to the main shaft, the arm-tie is the bearing in the main shaft outside back-pull simultaneously, conveniently make the bearing break away from the main shaft and form the dismantlement, conveniently cup joint dismounting device in the bearing outside through dodging the groove, make the double-screw bolt rotate through wrench movement latch segment, and with the ejecting groove of dodging of arc briquetting, it is spacing to make both sides arc briquetting press from both sides tight with the bearing clamp, skew vibrations or skid when preventing to dismantle, the efficiency of dismantlement is improved, arc briquetting through the rubber material, ejector pad and rubber slab improve the dismantlement effect, prevent rigid collision and damage the bearing.

Drawings

Fig. 1 is a schematic view of the operation of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is an exploded view of the present invention.

In the figure: 1. contraband form rack; 2. pulling a plate; 3. a screw block; 4. a screw; 5. a push block; 6. turning; 7. an avoidance groove; 8. an arc-shaped pressing block; 9. a stud; 10. a locking block; 11. an adapter; 12. a groove; 13. a connecting portion; 14. a limiting part; 15. chamfering; 16. a rubber plate; 17. screwing down the groove; 18. anti-skid lines; 19. a main shaft; 20. and a bearing.

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.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a bearing dismounting device, including Contraband shape frame 1, the both ends symmetry of Contraband shape frame 1 is equipped with arm-tie 2, and its middle part is kept away from arm-tie 2 one side and is equipped with spiral shell piece 3, spiral shell piece 3 has screw rod 4 through threaded connection, the one end of screw rod 4 runs through Contraband shape and is connected with ejector pad 5 behind the frame 1, the other end runs through and is connected with turn-knob 6 behind the spiral shell piece 3, one side of arm-tie 2 is equipped with dodges groove 7, dodge 7 symmetries in 7 upper and lower both sides in Contraband shape frame 1's inside, dodge and be equipped with arc briquetting 8 in the groove 7, arc briquetting 8 rotates and is connected with double-screw bolt 9, double-screw bolt 9 and Contraband shape frame 1 pass through threaded connection, and its one end of keeping away from arc briquetting 8 is connected with latch segment 10.

For this purpose, in this embodiment, preferably, the arc pressing block 8 is provided with an adapter 11, the end of the stud 9 is provided with a groove 12, the adapter 11 is embedded in the groove 12, and includes a connecting portion 13 and a limiting portion 14 connected to the connecting portion 13, the limiting portion 14 and the connecting portion 13 are both disposed in a cylindrical shape, and the cross section of the limiting portion 14 is greater than the cross section of the connecting portion 13.

In order to conveniently sleeve the outer side of the bearing 20 and prevent the bearing 20 from being scratched, in the present embodiment, preferably, a chamfer 15 is provided on a side of the avoiding groove 7 away from the pulling plate 2.

In order to prevent hard collision and damage to the bearing 20, in the present embodiment, it is preferable that a rubber plate 16 is provided on a side of the pulling plate 2 adjacent to the avoiding groove 7.

In order to prevent hard collision and damage to the bearing 20, in the present embodiment, it is preferable that the arc-shaped pressing block 8 and the pushing block 5 are made of rubber.

In order to facilitate the twisting of the knob 6 in various ways, in the present embodiment, it is preferable that the knob 6 is provided with a tightening groove 17 at the middle portion thereof and anti-slip threads 18 at the outer side thereof.

The utility model discloses a theory of operation and use flow: make screw rod 4 rotate through wrench movement knob 6, and remove for arm-tie 2, and then make ejector pad 5 push up to main shaft 19, arm-tie 2 pulls back the bearing 20 in the main shaft 19 outside simultaneously, conveniently make bearing 20 break away from main shaft 19 and form the dismantlement, conveniently cup joint dismounting device in the bearing 20 outside through dodging groove 7, make double-screw bolt 9 rotate through wrench movement latch segment 10, and push up dodging groove 7 with arc briquetting 8, it is spacing to make both sides arc briquetting 8 press from both sides tight bearing 20, skew vibrations or skidding when preventing to dismantle, improve the dismantlement efficiency, arc briquetting 8 through the rubber material, ejector pad 5 and rubber slab 16 improve the dismantlement effect, prevent hard collision and damage bearing 20.

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 may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a bearing dismounting device which characterized in that: including Contraband shape frame (1), the both ends symmetry of Contraband shape frame (1) is equipped with arm-tie (2), and its middle part is kept away from arm-tie (2) one side and is equipped with spiral shell piece (3), spiral shell piece (3) have screw rod (4) through threaded connection, the one end of screw rod (4) is run through Contraband shape frame (1) back and is connected with ejector pad (5), and the other end runs through and is connected with knob (6) behind spiral shell piece (3), one side of arm-tie (2) is equipped with dodges groove (7), dodge groove (7) symmetry and set up in both sides about the inside of Contraband shape frame (1), it is equipped with arc briquetting (8) in groove (7), arc briquetting (8) rotate and are connected with double-screw bolt (9), double-bolt (9) and 21274, shape frame (1) pass through threaded connection, and its one end of keeping away from arc briquetting (8) is connected with latch segment (10).

2. The bearing removal apparatus of claim 1, wherein: arc briquetting (8) are equipped with adapter (11), double-screw bolt (9) tip is equipped with recess (12), adapter (11) inlay in recess (12), and it includes connecting portion (13) and spacing portion (14) of being connected with connecting portion (13), spacing portion (14) and connecting portion (13) all are cylindric setting, and the cross section of spacing portion (14) is greater than the cross section of connecting portion (13).

3. The bearing removal apparatus of claim 1, wherein: and a chamfer (15) is arranged on one side of the avoiding groove (7) far away from the pulling plate (2).

4. The bearing removal apparatus of claim 1, wherein: and a rubber plate (16) is arranged on one side of the pulling plate (2) close to the avoiding groove (7).

5. The bearing dismounting device according to claim 1 or 4, wherein: the arc-shaped pressing block (8) and the pushing block (5) are made of rubber.

6. The bearing removal apparatus of claim 1, wherein: the middle part of the knob (6) is provided with a tightening groove (17), and the outer side of the knob is provided with anti-skid grains (18).