CN220719195U

CN220719195U - Motor end cover bearing dismounting tool

Info

Publication number: CN220719195U
Application number: CN202322461843.9U
Authority: CN
Inventors: 张洁
Original assignee: Zhuzhou Jinzhuo Locomotive Accessories Co ltd
Current assignee: Zhuzhou Jinzhuo Locomotive Accessories Co ltd
Priority date: 2023-09-11
Filing date: 2023-09-11
Publication date: 2024-04-05
Anticipated expiration: 2033-09-11

Abstract

The utility model relates to the technical field of bearings and discloses a motor end cover bearing dismounting tool which comprises a workbench, wherein a sliding groove is formed in the top end of the workbench, two sliding plates are slidably arranged in the sliding groove, limiting clamp rings are fixedly connected to the top ends of the two sliding plates, and supporting plates are fixedly arranged on the side walls of the two ends of the two limiting clamp rings; according to the utility model, the bearing to be disassembled is placed in the middle of the two limiting clamp rings, at the moment, the first screw rods at the two ends are rotated, and due to the fact that threads at the two ends are opposite, the limiting clamp rings can move towards the middle to clamp the middle bearing, then the nuts are controlled, so that the clamping plate and the fixing plate clamp the middle bearing, positioning of the bearing is realized, the interior is convenient to disassemble, at the moment, the lifting mechanism is controlled, the bearing is disassembled by the aid of the stamping ring, the conventional knocking mode is not needed, the working efficiency is improved, the protection of the bearing is realized, and the protection performance of the device is improved.

Description

Motor end cover bearing dismounting tool

Technical Field

The utility model relates to the technical field of bearings, in particular to a motor end cover bearing dismounting tool.

Background

The end caps are an important part of each servomotor that must be positioned in the servomotor to provide a bearing that is a mechanical element for supporting and reducing friction and resistance during rotation or reciprocation, and in addition it often cooperates with seals to provide a seal. It is generally composed of an inner ring, an outer ring, rolling bodies and a cage. The inner ring is an inner annular portion of the bearing, typically fixed to the rotating shaft. The outer race is the outer annular portion of the bearing, typically secured to an outer structure. Rolling bodies are balls, rollers or sliding bodies located between the inner and outer rings, which roll or slide during movement to reduce friction.

In the disassembly of the existing motor end cover bearing, the bearing is fixed, the inner ring bearing is disassembled by adopting a striking and knocking-back mode, the method has high impact force on the bearing, the requirement on knocking accuracy is high, operators are required to have rich disassembly experience, otherwise, the bearing is damaged by the high impact force, and the practicability is not high.

Accordingly, there is a need to provide a motor end cap bearing removal tool that addresses the above-described issues.

Disclosure of Invention

The utility model aims to provide a motor end cover bearing dismounting tool which adopts a limiting clamp ring and a stamping ring and has the effect of stably dismounting a bearing under the condition of not damaging the bearing.

The technical aim of the utility model is realized by the following technical scheme: the utility model provides a motor end cover bearing extracting tool, includes the workstation, the spout has been seted up on the top of workstation, the inside slidable mounting of spout has two slide, the equal fixedly connected with limit clamp ring in top of two slide, two the equal fixedly mounted in both ends lateral wall of limit clamp ring has the backup pad, four the backup pad pairwise sets up, two pairs equal threaded connection has first screw rod between the backup pad, the screw thread at the both ends of first screw rod sets up in opposite directions, two logical groove has all been seted up on the top of limit clamp ring, two equal fixed mounting in bottom of logical groove has the fixed plate, two equal slidable mounting in inside of logical groove has the slider, two equal fixed mounting in lateral wall of slider has splint, two splint set up the top at the fixed plate, the top threaded mounting of slider has the nut, the one end and the fixed plate threaded connection of nut, two the top of limit clamp ring is provided with the lift ring, the bottom fixed mounting of lift ring has the clamping ring, the both sides of lift ring are provided with elevating system.

Through adopting above-mentioned technical scheme, put the bearing that will dismantle in the centre of two spacing clamp rings, rotatory first screw rod at both ends this moment, because the screw thread at both ends is opposite, can make spacing clamp ring to the centre remove, with the bearing centre gripping, then control nut, make splint and fixed plate clip the bearing in the middle, the location of bearing has been realized, conveniently dismantle inside, control elevating system this moment, utilize the punching ring to dismantle the bearing, need not to use conventional knocking mode to dismantle, work efficiency has been increased, the protection of bearing has been realized, the protection performance of the device has been improved.

The utility model is further provided with: the lifting mechanism comprises two supporting blocks, two supporting blocks are oppositely arranged, one supporting block is fixedly connected with a sliding rod at the top end, the other supporting block is rotatably connected with a second screw rod at the top end, lifting blocks are arranged on the second screw rod and the sliding rod, one lifting block is in threaded connection with the second screw rod, the other lifting block is in sliding connection with the sliding rod, connecting rods are fixedly arranged on the side walls of the lifting blocks, the other lifting blocks are fixedly connected with lifting rings, and one side of the second screw rod is provided with a rotating mechanism.

Through adopting above-mentioned technical scheme, through slewing mechanism, realize the rotation to the second screw rod, under the spacing effect of lifter block and slide bar for lifter block and lifting ring can the downstream, have realized the lift function.

The utility model is further provided with: the rotating mechanism comprises a driven gear, the driven gear is sleeved on the side wall of the second screw, the driven gear is fixedly connected with the second screw, a connecting seat is arranged on one side of the supporting block, a rotating rod is rotationally connected to the top end of the connecting seat, a driving gear is fixedly mounted on the side wall of the rotating rod, and the driving gear and the driven gear are mutually meshed.

Through adopting above-mentioned technical scheme, through the rotation of driving gear, realized driving driven gear's rotation, then the second screw rod rotates along with driven gear.

The utility model is further provided with: and rubber pads are fixedly arranged on the side walls of the two limiting clamping rings.

Through adopting above-mentioned technical scheme, the rubber pad is comparatively soft, when fixed bearing, can protect the bearing, has increased the protective properties and the security performance of the device.

The utility model is further provided with: and two ends of the two first screws are fixedly provided with hand wheels.

Through adopting above-mentioned technical scheme, have the line on the hand wheel, can increase the frictional force of hand and hand wheel for first screw rod can be rotated, has increased the work efficiency and the practicality of device.

The utility model is further provided with: the top of the rotating rod is fixedly connected with a handle.

Through adopting above-mentioned technical scheme, the setting of handle can be more convenient to the rotation of driving gear, has increased the work efficiency of device.

In summary, the utility model has the following beneficial effects: according to the utility model, the bearing to be disassembled is placed in the middle of the two limiting clamp rings, at the moment, the first screw rods at the two ends are rotated, the limiting clamp rings can move towards the middle due to the fact that threads at the two ends are opposite, the middle bearing is clamped, then the nuts are controlled, the clamping plate and the fixing plate clamp the middle bearing, positioning of the bearing is realized, the inside is convenient to disassemble, rotation of the driven gear is realized through rotation of the driving gear, then the second screw rods rotate along with the driven gear, the lifting block and the lifting ring can move downwards under the limiting action of the lifting block and the sliding rod, the lifting function is realized, the bearing is disassembled by the punching ring without using a conventional knocking mode, the working efficiency is improved, the protection of the bearing is realized, and the protection performance of the device is improved.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present utility model;

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

FIG. 3 is a schematic view of the three-dimensional structure of the stop collar, table and screw of the present utility model;

FIG. 4 is a schematic side view of the present utility model;

fig. 5 is a schematic top view of the present utility model.

In the figure: 1. a work table; 2. a chute; 3. a slide plate; 4. a limiting clamp ring; 5. a fixing plate; 6. a through groove; 7. a slide block; 8. a nut; 9. a clamping plate; 10. a support plate; 11. a first screw; 12. a hand wheel; 13. a support block; 14. a slide bar; 15. a second screw; 16. a lifting block; 17. a connecting rod; 18. a lifting ring; 19. a press ring; 20. a connecting seat; 21. a rotating lever; 22. a drive gear; 23. a driven gear; 24. a handle; 25. and a rubber pad.

Detailed Description

The present utility model will be further described with reference to the drawings in the embodiments of the present utility model.

Referring to fig. 1 to 5, in the embodiment of the utility model, a motor end cover bearing dismounting tool comprises a workbench 1, wherein a chute 2 is formed at the top end of the workbench 1, two sliding plates 3 are slidably installed in the chute 2, limiting clamp rings 4 are fixedly connected to the top ends of the two sliding plates 3, supporting plates 10 are fixedly installed on the side walls of two ends of the limiting clamp rings 4, four supporting plates 10 are arranged in pairs, first screws 11 are in threaded connection between the two pairs of supporting plates 10, threads at two ends of the first screws 11 are oppositely arranged, through grooves 6 are formed at the top ends of the two limiting clamp rings 4, fixed plates 5 are fixedly installed at the bottom ends of the two through grooves 6, sliding blocks 7 are slidably installed in the two through grooves 6, clamping plates 9 are fixedly installed on the side walls of the two sliding blocks 7, nuts 8 are threadedly installed at the top ends of the sliding blocks 7, one ends of the nuts 8 are threadedly connected with the fixed plates 5, lifting and pressing rings 18 are fixedly installed at the bottom ends of the two clamping rings 4, and lifting and pressing rings 18 are fixedly installed at the two sides of the lifting and pressing rings 18; the bearing to be disassembled is placed in the middle of the two limiting clamp rings 4, the first screw rods 11 at the two ends are rotated at the moment, the limiting clamp rings 4 can move towards the middle due to the fact that threads at the two ends are opposite, the middle bearing is clamped, then the nut 8 is controlled, the clamping plate 9 and the fixing plate 5 clamp the middle bearing, positioning of the bearing is achieved, the bearing is convenient to disassemble, the lifting mechanism is controlled at the moment, the bearing is disassembled by the aid of the stamping ring 19, the conventional knocking mode is not needed, the working efficiency is improved, protection of the bearing is achieved, and the protection performance of the device is improved.

In this embodiment, preferably, the lifting mechanism includes two supporting blocks 13, the two supporting blocks 13 are oppositely disposed, a sliding rod 14 is fixedly connected to the top end of one supporting block 13, a second screw 15 is rotatably connected to the top end of the other supporting block 13, lifting blocks 16 are respectively disposed on the second screw 15 and the sliding rod 14, one lifting block 16 is in threaded connection with the second screw 15, the other lifting block 16 is in sliding connection with the sliding rod 14, connecting rods 17 are fixedly mounted on side walls of the two lifting blocks 16, the two connecting rods 17 are fixedly connected with a lifting ring 18, and a rotating mechanism is disposed on one side of the second screw 15; through the rotary mechanism, the second screw rod 15 is rotated, and under the limiting action of the lifting block 16 and the sliding rod 14, the lifting block 16 and the lifting ring 18 can move downwards, so that the lifting function is realized.

In this embodiment, preferably, the rotation mechanism includes a driven gear 23, the driven gear 23 is sleeved on a side wall of the second screw rod 15, the driven gear 23 is fixedly connected with the second screw rod 15, a connection seat 20 is disposed on one side of the support block 13, a rotation rod 21 is rotatably connected to a top end of the connection seat 20, a driving gear 22 is fixedly mounted on a side wall of the rotation rod 21, and the driving gear 22 and the driven gear 23 are mutually engaged; by the rotation of the driving gear 22, the rotation of the driven gear 23 is achieved, and then the second screw 15 rotates together with the driven gear 23.

In this embodiment, preferably, rubber pads 25 are fixedly installed on the side walls of the two limiting clamp rings 4; the rubber pad 25 is softer, and can protect the bearing when fixing the bearing, has increased the protective properties and the security performance of the device.

In this embodiment, preferably, two ends of the two first screws 11 are fixedly provided with hand wheels 12; the hand wheel 12 is provided with lines, so that the friction force between the hand and the hand wheel 12 can be increased, the first screw 11 can be rotated, and the working efficiency and the practical performance of the device are improved.

In this embodiment, preferably, a handle 24 is fixedly connected to the top end of the rotating rod 21; the handle 24 can be arranged to facilitate rotation of the drive gear 22, and the working efficiency of the device is improved.

Working principle: the bearing to be disassembled is placed in the middle of the two limiting clamp rings 4, at the moment, the first screw rods 11 at the two ends are rotated, the limiting clamp rings 4 can move towards the middle due to the fact that threads at the two ends are opposite, the middle bearing is clamped, then the nut 8 is controlled, the clamping plate 9 and the fixing plate 5 clamp the middle bearing, positioning of the bearing is achieved, the inside is convenient to disassemble, rotation of the driven gear 23 is driven through rotation of the driving gear 22, then the second screw rods 15 rotate along with the driven gear 23, the lifting block 16 and the lifting ring 18 can move downwards under the limiting action of the lifting block 16 and the sliding rod 14, the lifting function is achieved, the bearing is disassembled by the aid of the punching ring 19, the conventional knocking mode is not required to be used for disassembling, the working efficiency is improved, protection of the bearing is achieved, and the protection performance of the device is improved.

The foregoing description is only of the preferred embodiments of the utility model, and all changes and modifications that come within the meaning and range of equivalency of the structures, features and principles of the utility model are therefore intended to be embraced therein.

Claims

1. Motor end cover bearing extracting tool, including workstation (1), its characterized in that: the utility model discloses a lifting mechanism for a compression ring, including workstation (1), spout (2) have been seted up on the top of workstation (1), the inside slidable mounting of spout (2) has two slide (3), and the equal fixedly connected with limit clamp ring (4) in top of two slide (3), two equal fixed mounting in both ends lateral wall of limit clamp ring (4) has backup pad (10), four backup pad (10) are two double-phase setting, two pairs equal threaded connection has first screw rod (11) between backup pad (10), the screw thread at the both ends of first screw rod (11) is opposite to be set up, two logical groove (6) have all been seted up on the top of limit clamp ring (4), two equal fixed mounting in bottom of logical groove (6) has fixed plate (5), two equal fixed mounting in inside of logical groove (6) has slider (7), two the equal fixed mounting in lateral wall of slider (7) has splint (9) set up in the top of fixed plate (5), threaded connection has first screw nut (8) between backup pad (10), threaded connection of two ends (18) have lifting mechanism (18) on lifting mechanism, lifting mechanism (18) have lifting ring (18).

2. The motor end cap bearing removal tool of claim 1, wherein: the lifting mechanism comprises two supporting blocks (13), wherein the two supporting blocks (13) are oppositely arranged, the top end of one supporting block (13) is fixedly connected with a sliding rod (14), the other supporting block (13) is rotatably connected with a second screw rod (15), lifting blocks (16) are arranged on the second screw rod (15) and the sliding rod (14), one lifting block (16) is in threaded connection with the second screw rod (15), the other lifting block (16) is in sliding connection with the sliding rod (14), the side wall of the other lifting block (16) is fixedly provided with a connecting rod (17), the two connecting rods (17) are fixedly connected with a lifting ring (18), and one side of the second screw rod (15) is provided with a rotating mechanism.

3. The motor end cap bearing removal tool of claim 2, wherein: the rotating mechanism comprises a driven gear (23), the driven gear (23) is sleeved on the side wall of the second screw (15), the driven gear (23) is fixedly connected with the second screw (15), a connecting seat (20) is arranged on one side of the supporting block (13), a rotating rod (21) is rotatably connected to the top end of the connecting seat (20), a driving gear (22) is fixedly arranged on the side wall of the rotating rod (21), and the driving gear (22) and the driven gear (23) are meshed with each other.

4. The motor end cap bearing removal tool of claim 1, wherein: rubber pads (25) are fixedly arranged on the side walls of the two limiting clamp rings (4).

5. The motor end cap bearing removal tool of claim 1, wherein: two ends of the two first screws (11) are fixedly provided with hand wheels (12).

6. A motor end cap bearing removal tool as claimed in claim 3, wherein: the top end of the rotating rod (21) is fixedly connected with a handle (24).