Bearing disassembling and assembling tool

Abstract

The utility model discloses a bearing dismounting and mounting tool, which belongs to the technical field of bearing dismounting and mounting, and comprises a countertop, the top of the countertop is provided with a support frame, the top of the support frame is fixedly connected with a connecting disc, one end of the connecting disc is provided with a moving groove, and the inner wall of the moving groove is respectively connected with the outer walls of two moving frames in a sliding manner. And a mounting groove is formed in the inner wall of the moving frame, the moving frame is connected with the extrusion wheel in a clamped mode through the mounting groove, and one side of the moving frame is connected with the output end of the first electric telescopic rod. According to the bearing disassembling and assembling tool, by arranging a supporting frame, a connecting disc, a moving groove, a moving frame, an extrusion wheel and a first electric telescopic rod, a bearing inner ring can be clamped and fixed in the using process of the disassembling and assembling tool, so that the stability of the bearing inner ring is guaranteed, and when a worker disassemble the bearing inner ring, the working efficiency is improved; and the bearing inner ring can be prevented from sliding to affect the dismounting efficiency of the bearing inner ring.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bearing dismounting technical field, concretely is a kind of bearing dismounting tool. BACKGROUND

[0002] Bearing is an important part in contemporary mechanical equipment, its main function is to support mechanical rotating body, reduce its friction coefficient in the process of movement, and ensure its rotation accuracy, according to the different friction properties of moving element, bearing can be divided into two categories of rolling bearing and sliding bearing, and rolling bearing has been standardized, but compared with sliding bearing, its radial dimension, vibration and noise are larger, and the price is also higher.

[0003] Chinese patent discloses a kind of bearing dismounting tool, and the announcement number is CN209954595U, the text proposes "including two connecting rods, one end of two connecting rods is welded with fixed plate, the other end of two connecting rods is welded with synchronous box, two connecting rods are set on the opposite two sides and are all provided with sliding slot, the outer surface of the one side of fixed plate is embedded and installed with two first bearings, the opposite two inner side walls of synchronous box are all installed with three second bearings, two first threaded rods are arranged between two connecting rods, sliding block is slidably installed in the inside of sliding slot", the existing bearing needs to be disassembled by tool in the process of installation and disassembly, but in the process of handheld tool, it is difficult to guarantee the stability of bearing, so it is difficult to quickly disassemble bearing. UTILITY MODEL CONTENTS

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a kind of bearing dismounting tool, solve the problem that the existing bearing needs to be disassembled by tool in the process of installation and disassembly, but in the process of handheld tool, it is difficult to guarantee the stability of bearing, so it is difficult to quickly disassemble bearing.

[0005] The technical scheme of the utility model is as follows: a kind of bearing dismounting tool, including mesa plate, the top of mesa plate is provided with support frame, the top of support frame is fixedly connected with connecting disc, the one end of connecting disc is provided with moving slot, the inner wall of moving slot is slidably connected with the outer wall of two moving frames respectively, the inner wall of moving frame is provided with installation slot, moving frame is mutually clamped with extruding wheel by installation slot, the one side of moving frame is connected with the output end of first electric telescopic rod, the outer wall of first electric telescopic rod is fixedly connected with the inner wall of connecting disc, the top of mesa plate is provided with clamping assembly, the outer wall of clamping assembly is provided with limit bearing.

[0006] As a further scheme of the utility model: the top of the table panel is provided with a first sliding slot, the inner wall of the first sliding slot is in sliding connection with the outer wall of a first sliding block, the top of the first sliding block is fixedly connected with the bottom of a supporting frame, and the first sliding slot and the first sliding block are both subjected to polishing treatment.

[0007] As a further scheme of the utility model: the inner wall of the first sliding block is in threaded connection with the outer wall of a first lead screw, the outer wall of the first lead screw is in mutual clamping connection with the inner wall of the table panel, one end of the first lead screw is in transmission connection with the output end of a first motor, and the first motor is fixedly connected at one end of the table panel.

[0008] As a further scheme of the utility model: the clamping assembly comprises a second sliding slot, the second sliding slot is arranged at the top of the table panel, the inner wall of the second sliding slot is in sliding connection with the outer wall of two second sliding blocks respectively, the top of the two second sliding blocks is fixedly connected with a connecting plate, the inner wall of the connecting plate is provided with a third sliding slot, and the inner wall of the third sliding slot is in sliding connection with the outer wall of a third sliding block.

[0009] As a further scheme of the utility model: one side of the third sliding block is fixedly connected with a clamping plate, the side of the clamping plate is provided with a groove, one side of the clamping plate is fixedly connected with an elastic soft pad, the bottom of the third sliding block is connected with the output end of a second electric telescopic rod, and the bottom of the second electric telescopic rod is fixedly connected with the bottom end of the inner wall of the third sliding slot.

[0010] As a further scheme of the utility model: the inner wall of the second sliding block is in threaded connection with the outer wall of a second lead screw, the outer wall of the second lead screw is in mutual clamping connection with the inner wall of the table panel, one end of the second lead screw is in transmission connection with the output end of a second motor, the second motor is fixedly connected at one side of the table panel, and the second lead screw is a bidirectional lead screw.

[0011] As a further scheme of the utility model: one side of the table panel is fixedly connected with the side of a supporting base in correspondence, the inner wall of the supporting base is in mutual clamping connection with the outer wall of a limiting bearing, and the inner wall of the limiting bearing is in mutual clamping connection with the outer wall of the second lead screw.

[0012] As a further scheme of the utility model: the bottom of the table panel is fixedly connected with the top of three supporting feet respectively, the three supporting feet are arranged in a triangular shape, and the bottom of the supporting foot is provided with an antiskid pad.

[0013] The utility model discloses a working principle and beneficial effect are:

[0014] The bearing dismounting tool, through the support frame, the connecting disc, the moving groove, the moving frame, the extrusion wheel and the first electric telescopic rod, when in use, the first electric telescopic rod is started, two moving frames are driven away from each other by the two first electric telescopic rods, and the extrusion wheel is extruded with the bearing inner ring in the process of the two moving frames moving away from each other, so that the bearing inner ring can be clamped and fixed, the bearing inner ring can be clamped and fixed in the process of using the dismounting tool, the stability of the bearing inner ring is ensured, and when the bearing inner ring is dismounted by the staff, the bearing inner ring can be prevented from sliding, thereby affecting the efficiency of dismounting the bearing inner ring.

[0015] The bearing dismounting tool, through the support frame, the connecting disc, the moving groove, the moving frame, the extrusion wheel and the first electric telescopic rod, when in use, the first electric telescopic rod is started, two moving frames are driven away from each other by the two first electric telescopic rods, and the extrusion wheel is extruded with the bearing inner ring in the process of the two moving frames moving away from each other, so that the bearing inner ring can be clamped and fixed, the bearing inner ring can be clamped and fixed in the process of using the dismounting tool, the stability of the bearing inner ring is ensured, and when the bearing inner ring is dismounted by the staff, the bearing inner ring can be prevented from sliding, thereby affecting the efficiency of dismounting the bearing inner ring. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be further explained in detail in connection with the drawings and specific embodiment.

[0017] Figure 1 It is the three-dimensional structure schematic view of the utility model;

[0018] Figure 2 It is the three-dimensional structure schematic view of the utility model clamping assembly;

[0019] Figure 3 It is the three-dimensional structure schematic view of the utility model first screw rod;

[0020] Figure 4 It is the three-dimensional structure schematic view of the utility model first electric telescopic rod;

[0021] In the drawing: 1, table board;2, support frame;3, connecting disc;4, moving groove;5, moving frame;6, extrusion wheel;7, first electric telescopic rod;8, clamping assembly;801, second sliding groove;802, second sliding block;803, connecting plate;804, third sliding groove;805, third sliding block;806, clamping plate;807, recess;808, elastic soft pad;809, second electric telescopic rod;810, second screw rod;811, second motor;9, first sliding groove;10, first sliding block;11, first screw rod;12, first motor;13, support seat;14, limit bearing;15, support foot. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be apparently and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without making creative labor are involved in the protection scope of the utility model.

[0023] As Figures 1-4The utility model provides a technical scheme: a bearing dismounting tool, the top of table board 1 is provided with support frame 2, the top of support frame 2 is fixedly connected with connecting disc 3, one end of connecting disc 3 is opened with moving groove 4, the inner wall of moving groove 4 is slidably connected with the outer wall of two moving frame 5 respectively, the inner wall of moving frame 5 is opened with installation slot, and moving frame 5 is mutually clamped with extruding wheel 6 through installation slot, one side of moving frame 5 is connected with the output end of first electric telescopic handle 7, and the outer wall of first electric telescopic handle 7 is fixedly connected with the inner wall of connecting disc 3, the top of table board 1 is provided with clamping subassembly 8, and the outer wall of clamping subassembly 8 is provided with limit bearing 14, the top of table board 1 is opened with first sliding slot 9, and the inner wall of first sliding slot 9 is slidably connected with the outer wall of first sliding block 10, and the top of first sliding block 10 is fixedly connected with the bottom of support frame 2, and first sliding slot 9 and first sliding block 10 all adopt polishing treatment, the inner wall of first sliding block 10 is threadedly connected with the outer wall of first lead screw 11, the outer wall of first lead screw 11 is mutually clamped with the inner wall of table board 1, and one end of first lead screw 11 is drivingly connected with the output end of first motor 12, and first motor 12 is fixedly connected at one end of table board 1, clamping subassembly 8 includes second sliding slot 801, second sliding slot 801 is opened in the top of table board 1, the inner wall of second sliding slot 801 is slidably connected with the outer wall of two second sliding block 802 respectively, the top of two second sliding block 802 is fixedly connected with connecting plate 803, the inner wall of connecting plate 803 is opened with third sliding slot 804, the inner wall of third sliding slot 804 is slidably connected with the outer wall of third sliding block 805, one side of third sliding block 805 is fixedly connected with clamping plate 806, one side of clamping plate 806 is opened with recess 807, one side of clamping plate 806 is fixedly connected with elastic soft pad 808, the bottom of third sliding block 805 is connected with the output end of second electric telescopic handle 809, the bottom of second electric telescopic handle 809 is fixedly connected with the bottom end of third sliding slot 804 inner wall, the inner wall of second sliding block 802 is threadedly connected with the outer wall of second lead screw 810, the outer wall of second lead screw 810 is mutually clamped with the inner wall of table board 1, one end of second lead screw 810 is drivingly connected with the output end of second motor 811, and second motor 811 is fixedly connected at one side of table board 1, and second lead screw 810 is bidirectional screw rod, by setting up clamping subassembly 8, when using, starting second motor 811, second motor 811 drives second lead screw 810 to rotate, because second lead screw 810 is connected with second sliding block 802 with thread, can drive two second sliding block 802 relative movement through second lead screw 810, and second sliding block 802 moves and will drive connecting plate 803 and clamping plate 806 relative movement, through relative movement's clamping plate 806 and elastic soft pad 808, can hold and fix bearing outer ring, thereby facilitate staff to hold tool and dismount bearing, at the same time, through recess 807 and elastic soft pad 808 can hold and fix different specifications' bearings, and through second electric telescopic handle 809,The bearing height after clamping can be adjusted, so that the extrusion wheel 6 clamps and fixes the bearing inner ring, one side of the table panel 1 is fixedly connected with a side corresponding to the supporting seat 13, the inner wall of the supporting seat 13 is clamped with the outer wall of the limiting bearing 14, the inner wall of the limiting bearing 14 is clamped with the outer wall of the second lead screw 810, the limiting bearing 14 and the supporting seat 13 can support the second lead screw 810 during rotation, so that the stability of the second lead screw 810 is guaranteed, and the friction generated during rotation of the second lead screw 810 is reduced, energy loss during rotation is reduced, the bottom of the table panel 1 is fixedly connected with the top of three supporting legs 15, respectively, and the three supporting legs 15 are arranged in a triangular shape, the bottom of the supporting leg 15 is provided with a non-slip pad, and the supporting leg 15 can support the dismounting tool during use, so that the stability of the dismounting tool is guaranteed.

[0024] The working principle of the utility model is:

[0025] In use, the second motor 811 is started, the second motor 811 drives the second lead screw 810 to rotate, since the second lead screw 810 and the second sliding block 802 are connected by threads, the second lead screw 810 can drive the two second sliding blocks 802 to move relative to each other, and the second sliding block 802 moves to drive the connecting plate 803 and the clamping plate 806 to move relative to each other, the clamping plate 806 and the elastic soft pad 808 move relative to each other, the bearing outer ring is clamped and fixed, then the first motor 12 is started, the first motor 12 drives the first lead screw 11 to rotate, since the first lead screw 11 and the first sliding block 10 are connected by threads, the first lead screw 11 can drive the first sliding block 10 to move, so as to drive the supporting frame 2, the connecting disc 3 and the moving frame 5 to move, when the moving frame 5 moves to the bearing inner ring, the first electric telescopic rod 7 is started, the two first electric telescopic rods 7 drive the two moving frames 5 to move away from each other, and the two moving frames 5 move away from each other to extrude the bearing inner ring by the extrusion wheel 6, so as to clamp and fix the bearing inner ring, then the bearing inner ring is disassembled, and after disassembly, the first motor 12 is reversed, so as to separate the bearing outer ring and the bearing inner ring.

[0026] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A bearing puller comprising a platen (1) characterised in that: The top of the table board (1) is provided with a supporting frame (2), the top of the supporting frame (2) is fixedly connected with a connecting disc (3), one end of the connecting disc (3) is provided with a moving slot (4), the inner walls of the moving slot (4) are slidably connected with the outer walls of two moving frames (5), the inner walls of the moving frames (5) are provided with mounting slots, the moving frames (5) are clamped with the extrusion wheels (6) through the mounting slots, one side of the moving frames (5) is connected with the output end of the first electric telescopic rod (7), the outer wall of the first electric telescopic rod (7) is fixedly connected with the inner wall of the connecting disc (3), the top of the table board (1) is provided with a clamping assembly (8), and the outer wall of the clamping assembly (8) is provided with a limiting bearing (14).

2. A bearing puller according to claim 1, wherein: The top of the table board (1) is provided with a first sliding slot (9), the inner wall of the first sliding slot (9) is slidably connected with the outer wall of a first sliding block (10), the top of the first sliding block (10) is fixedly connected with the bottom of the supporting frame (2), and the first sliding slot (9) and the first sliding block (10) are all subjected to polishing treatment.

3. A bearing puller according to claim 2, wherein: The inner wall of the first sliding block (10) is threadedly connected with the outer wall of a first lead screw (11), the outer wall of the first lead screw (11) is clamped with the inner wall of the table board (1), one end of the first lead screw (11) is in transmission connection with the output end of a first motor (12), and the first motor (12) is fixedly connected to one end of the table board (1).

4. A bearing service tool according to claim 1, wherein: The clamping assembly (8) comprises a second sliding slot (801), the second sliding slot (801) is arranged on the top of the table board (1), the inner walls of the second sliding slot (801) are slidably connected with the outer walls of two second sliding blocks (802), the top of each of the two second sliding blocks (802) is fixedly connected with a connecting plate (803), the inner wall of the connecting plate (803) is provided with a third sliding slot (804), and the inner wall of the third sliding slot (804) is slidably connected with the outer wall of a third sliding block (805).

5. A bearing puller according to claim 4, wherein: One side of the third sliding block (805) is fixedly connected with a clamping plate (806), one side of the clamping plate (806) is provided with a groove (807), one side of the clamping plate (806) is fixedly connected with an elastic soft pad (808), the bottom of the third sliding block (805) is connected with the output end of a second electric telescopic rod (809), and the bottom of the second electric telescopic rod (809) is fixedly connected with the bottom end of the inner wall of the third sliding slot (804).

6. A bearing puller according to claim 5, wherein: The inner wall of the second sliding block (802) is threadedly connected with the outer wall of a second lead screw (810), the outer wall of the second lead screw (810) is clamped with the inner wall of the table board (1), one end of the second lead screw (810) is in transmission connection with the output end of a second motor (811), the second motor (811) is fixedly connected to one side of the table board (1), and the second lead screw (810) is a bidirectional lead screw.

7. A bearing puller according to claim 6, wherein: One side of the mesa board (1) is fixedly connected with a side corresponding to a supporting base (13), the inner wall of the supporting base (13) and the outer wall of a limiting bearing (14) are mutually clamped, and the inner wall of the limiting bearing (14) and the outer wall of a second lead screw (810) are mutually clamped.

8. A bearing service tool according to claim 1, wherein: The bottom of the mesa board (1) is fixedly connected with the top of three supporting legs (15) respectively, and the three supporting legs (15) are arranged in a triangular shape, and the bottom of the supporting leg (15) is provided with a non-slip pad.

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