CN109604933B

CN109604933B - Bearing disassembling and recycling device

Info

Publication number: CN109604933B
Application number: CN201811600690.9A
Authority: CN
Inventors: 束院生
Original assignee: Haian Boke Superhard Material Co Ltd
Current assignee: Haian Boke Superhard Material Co., Ltd
Priority date: 2018-12-26
Filing date: 2018-12-26
Publication date: 2020-11-06
Anticipated expiration: 2038-12-26
Also published as: CN109604933A

Abstract

The invention belongs to the field of bearing processing, and particularly relates to a bearing disassembling and recycling device which comprises a box body, wherein a placing seat is fixedly connected to the upper end of the box body, a groove is formed in the upper end of the placing seat, a fixed column is fixedly connected into the groove, a fixing mechanism for fixing an inner ring of a bearing is arranged at the upper end of the fixed column, an annular shell is sleeved outside the placing seat, the lower end of the annular shell is fixedly connected with the upper end of the box body, a groove is formed in the inner side wall of the annular shell, an annular push plate is arranged in the groove, a plurality of sliding rods penetrate through the annular push plate in a sliding mode, the upper end and the lower end of each sliding rod are fixedly connected with a connecting block, the connecting blocks are fixedly connected with the inner side wall of the. The invention utilizes the principle of expansion with heat and contraction with cold to respectively reduce and expand the inner ring and the outer ring of the bearing, thereby being easier to realize the separation of the inner ring and the outer ring, having little damage to the bearing and high recycling rate.

Description

Bearing disassembling and recycling device

Technical Field

The invention belongs to the field of bearing machining, and particularly relates to a bearing disassembling and recycling device.

Background

The bearing is used as the most common part in mechanical equipment, the number is large, the bearing is usually disassembled and recycled in order to reduce the waste of resources, the inner ring and the outer ring are directly separated by the current method for disassembling the bearing through pressure tongs, and the method has the advantages of large damage to the bearing, low recycling rate, large energy consumption and large abrasion to the pressure tongs.

Therefore, a bearing dismantling and recycling device is provided to solve the above problems.

Disclosure of Invention

The present invention has been made in view of the above problems, and an object of the present invention is to provide a bearing dismantling and recovering apparatus with less damage to a bearing.

In order to achieve the purpose, the invention adopts the following technical scheme: a bearing disassembling and recycling device comprises a box body, wherein a placing seat is fixedly connected to the upper end of the box body, a groove is formed in the upper end of the placing seat, a fixing column is fixedly connected into the groove, a fixing mechanism for fixing a bearing inner ring is arranged at the upper end of the fixing column, an annular shell is sleeved outside the placing seat, the lower end of the annular shell is fixedly connected with the upper end of the box body, a groove is formed in the inner side wall of the annular shell, an annular push plate is arranged in the groove, a plurality of sliding rods are arranged on the annular push plate in a sliding and penetrating mode, connecting blocks are fixedly connected to the upper end and the lower end of each sliding rod, the connecting blocks are fixedly connected with the inner side wall of the annular shell, a plurality of memory springs are sleeved on the sliding rods, the upper end and the lower end of each memory spring are fixedly, the upper end threaded connection of annular fixed block has the apron, the lower extreme fixedly connected with of apron supports the piece with placing a assorted, the first annular tube of fixedly connected with and second annular tube in the box, first annular tube is linked together with the recess, the second annular tube is linked together with annular shell, fixed mounting has the vortex tube in the box, the input of vortex tube passes through intake pipe and outside high-pressure gas intercommunication, the cold wind output and the first annular tube intercommunication of vortex tube, the hot-blast output and the second annular tube intercommunication of vortex tube.

In the above-mentioned device for disassembling and recovering a bearing, the abutting block is provided with an exhaust groove, a plurality of first exhaust holes are formed in a side wall of the exhaust groove, and a plurality of second exhaust holes are formed in a side wall of the cover plate.

In the above-mentioned recovery unit is disassembled to the bearing, the lower extreme integrated into one piece of apron is connected with the swivel becket, the upper end of annular fixed block is equipped with annular thread groove, swivel becket and annular thread groove threaded connection.

In foretell recovery unit is disassembled to bearing, fixed establishment is including setting up the spout at the fixed column up end, sliding connection has the magnetism traveller in the spout, the magnetism traveller passes through reset spring and the interior bottom fixed connection of spout, a plurality of sleeves of fixedly connected with on the lateral wall of fixed column, it is equipped with a plurality of magnetism draw slivers to slide in the sleeve, the one end fixedly connected with arc fixed block that the fixed column was kept away from to the magnetism draw sliver.

Compared with the prior art, the recovery unit is disassembled to this bearing's advantage lies in:

1. according to the invention, the vortex tube is arranged, the hot gas output by the vortex tube is used for heating the outer ring of the bearing, the cold gas output by the vortex tube is used for cooling the inner ring of the bearing, and the bearing inner ring and the outer ring generate a gap according to the principle of expansion with heat and contraction with cold, so that the separation difficulty is reduced.

2. According to the invention, by arranging the memory spring, when the temperature of the memory spring is raised to the metamorphic temperature, the memory spring automatically extends and pushes the annular push plate to move upwards, so that the outer ring and the inner ring of the bearing are thoroughly separated, and the bearing is simple and convenient.

3. According to the invention, the magnetic slide columns and the magnetic slide bars are arranged, and the positions of the magnetic slide bars are controlled by utilizing the principle that like poles repel and unlike poles attract, so that the bearing can be fixed or taken, and the operation difficulty is greatly reduced.

Drawings

FIG. 1 is a perspective view of a bearing dismantling and recycling device provided by the invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

fig. 3 is an enlarged schematic view of the structure at B in fig. 1.

In the figure, a box body 1, a placing seat 2, a groove 3, a fixing column 4, an annular shell 5, an annular push plate 6, a sliding rod 7, a connecting block 8, a memory spring 9, an annular fixing block 10, a cover plate 11, a abutting block 12, a first annular pipe 13, a second annular pipe 14, a vortex pipe 15, an air inlet pipe 16, a rotating ring 17, a sliding chute 18, a magnetic sliding column 19, a return spring 20, a sleeve 21, a magnetic sliding strip 22 and an arc-shaped fixing block 23 are arranged.

Detailed Description

The following examples are for illustrative purposes only and are not intended to limit the scope of the present invention.

Examples

As shown in fig. 1-3, a bearing disassembling and recycling device includes a box 1, a placing seat 2 is fixedly connected to the upper end of the box 1, a groove 3 is formed in the upper end of the placing seat 2, a fixing column 4 is fixedly connected in the groove 3, a fixing mechanism for fixing an inner ring of a bearing is arranged at the upper end of the fixing column 4, the fixing mechanism includes a sliding slot 18 arranged on the upper end surface of the fixing column 4, a magnetic sliding column 19 is slidably connected in the sliding slot 18, a lifting block is fixedly connected to the upper end of the magnetic sliding column 19, the magnetic sliding column 19 is fixedly connected to the inner bottom surface of the sliding slot 18 through a return spring 20, a plurality of sleeves 21 are fixedly connected to the outer side wall of the fixing column 4, a plurality of magnetic sliding strips 22 are slidably arranged in the sleeves 21, an arc-shaped fixing block 23 is fixedly connected to one end of the magnetic sliding strip 22 far from the fixing column 4, it should, the like poles of the magnetic slide bars 22 and the magnetic slide columns 19 are repulsive, and the arc-shaped fixing blocks 23 move towards the direction far away from the fixing columns 4; when the magnetic slider 19 is pulled out, the return spring is in an elongated state, the opposite poles of the magnetic slide bars 22 and the magnetic slide columns 19 are attracted, and the arc-shaped fixed block 23 moves towards the direction close to the fixed column 4.

An annular shell 5 is sleeved outside the placing seat 2, the lower end of the annular shell 5 is fixedly connected with the upper end of the box body 1, a groove is formed in the inner side wall of the annular shell 5, an annular push plate 6 is arranged in the groove, a plurality of sliding rods 7 are arranged on the annular push plate 6 in a sliding penetrating mode, the upper end and the lower end of each sliding rod 7 are fixedly connected with connecting blocks 8, each connecting block 8 is fixedly connected with the inner side wall of the annular shell 5, a plurality of memory springs 9 are sleeved on the corresponding sliding rods 7, the upper end and the lower end of each memory spring 9 are fixedly connected with the annular push plate 6 and the side wall of the corresponding connecting block 8 respectively, each memory spring 9 can be made of a two-way memory alloy, specifically, a Cu-Zn-Al alloy can be adopted, hot water or hot air is used as a heat source, the lowest transformation temperature is 80, the memory alloy can automatically reset, the process can be repeatedly carried out according to the change of the temperature, and meanwhile, the memory alloy also has the outstanding characteristics of small temperature lag, accurate and reliable temperature control, long service life, fatigue resistance of more than hundreds of thousands of times and the like.

The upper end fixedly connected with annular fixed block 10 of annular casing 5, the upper end threaded connection of annular fixed block 10 has apron 11, the lower extreme integrated into one piece of apron 11 is connected with swivel becket 17, the upper end of annular fixed block 10 is equipped with annular thread groove, swivel becket 17 and annular thread groove threaded connection, the lower extreme fixedly connected with of apron 11 with place 2 assorted support block 12, be equipped with the air discharge duct on the support block 12, be equipped with a plurality of first exhaust holes on the lateral wall of air discharge duct, be equipped with a plurality of second exhaust holes on the lateral wall of apron 11.

A first annular tube 13 and a second annular tube 14 are fixedly connected in the box body 1, the first annular tube 13 is communicated with the groove 3, the second annular tube 14 is communicated with the annular shell 5, a vortex tube 15 is fixedly installed in the box body 1, the vortex tube 15 is compressed air only with universal pressure input, cold air is generated at one end (the lowest temperature can reach-46 ℃ under the premise of drying air) through conversion of the vortex tube 15, hot air is generated at one end (the highest temperature can reach 127 ℃) through conversion of the vortex tube 15, the input end of the vortex tube 15 is communicated with external high-pressure gas through an air inlet tube 16, the cold air output end of the vortex tube 15 is communicated with the first annular tube 13, and the hot air output end of the vortex tube 15 is communicated with the second annular tube 14.

When the bearing fixing device is used, firstly, the cover plate 11 is unscrewed from the annular fixing block 10, then the lifting block is lifted upwards, the arc-shaped fixing blocks 23 are close to the fixing column 4, then the bearing is placed on the placing seat 2, the inner side wall of the inner ring of the bearing is flush with the inner side wall of the groove 3, then the lifting block is released, the magnetic sliding column 19 moves downwards under the action of the reset spring 20, the arc-shaped fixing blocks 23 move outwards under the action of magnetic force, the inner side wall of the inner ring of the bearing is abutted and fixed, then the cover plate 11 is installed on the annular fixing block 10, the lower end of the abutting block 12 is abutted and contacted with the upper end of the inner ring of the bearing, and the bearing is fixed.

Then, the vortex tube 15 is started, the vortex tube 15 inputs cold air into the first annular tube 13, and inputs hot air into the second annular tube 14, wherein the cold air enters the groove 3, passes through the bearing inner ring and escapes along the first exhaust hole and the second exhaust hole, the hot air enters the annular shell 5, heats the bearing outer ring and the memory spring 9, and escapes along the second exhaust hole.

According to the principle of expansion with heat and contraction with cold, the temperature of the inner ring of the bearing becomes lower and is reduced inwards, the temperature of the outer ring of the bearing is increased and expands outwards, a large gap is formed between the inner ring and the outer ring of the bearing, the inner ring and the outer ring of the bearing can be separated easily, at the moment, along with the continuous inflow of hot air, the temperature of the memory spring 9 is increased to the abnormal temperature of the memory spring, the memory spring 9 is extended, the memory spring 9 pushes the annular push plate 6 to move upwards, and the annular push plate 6 acts on the outer ring of the bearing, so that the inner ring and.

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 invention, 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 bearing disassembling and recycling device comprises a box body (1) and is characterized in that a placing seat (2) is fixedly connected to the upper end of the box body (1), a groove (3) is formed in the upper end of the placing seat (2), a fixing column (4) is fixedly connected in the groove (3), a fixing mechanism for fixing an inner ring of a bearing is arranged at the upper end of the fixing column (4), an annular shell (5) is sleeved outside the placing seat (2), the lower end of the annular shell (5) is fixedly connected with the upper end of the box body (1), a groove is formed in the inner side wall of the annular shell (5), an annular push plate (6) is arranged in the groove, a plurality of sliding rods (7) penetrate through the annular push plate (6) in a sliding mode, connecting blocks (8) are fixedly connected to the upper end and the lower end of each sliding rod (7), and the connecting blocks (8) are fixedly connected with the inner side wall, the improved gas-liquid separation device is characterized in that a plurality of memory springs (9) are sleeved on the sliding rod (7), the upper end and the lower end of each memory spring (9) are fixedly connected with the side walls of the annular push plate (6) and the lower end connecting block (8) respectively, the upper end of the annular shell (5) is fixedly connected with an annular fixing block (10), the upper end of the annular fixing block (10) is in threaded connection with a cover plate (11), the lower end of the cover plate (11) is fixedly connected with a supporting block (12) matched with the placing seat (2), a first annular pipe (13) and a second annular pipe (14) are fixedly connected in the box body (1), the first annular pipe (13) is communicated with the groove (3), the second annular pipe (14) is communicated with the annular shell (5), a vortex pipe (15) is fixedly installed in the box body (1), and the input end of the vortex pipe (15) is communicated with external high-pressure, the cold air output end of the vortex tube (15) is communicated with the first annular tube (13), and the hot air output end of the vortex tube (15) is communicated with the second annular tube (14).

2. The apparatus for disassembling and recycling a bearing according to claim 1, wherein the abutting block (12) is provided with an exhaust slot, a plurality of first exhaust holes are provided on a side wall of the exhaust slot, and a plurality of second exhaust holes are provided on a side wall of the cover plate (11).

3. The bearing dismantling recycling apparatus according to claim 2, wherein a rotating ring (17) is integrally connected to a lower end of the cover plate (11), an annular thread groove is formed in an upper end of the annular fixing block (10), and the rotating ring (17) is in threaded connection with the annular thread groove.

4. The bearing dismantling recovery device according to claim 3, wherein the fixing mechanism includes a sliding groove (18) disposed on an upper end surface of the fixing column (4), a magnetic sliding column (19) is slidably connected in the sliding groove (18), the magnetic sliding column (19) is fixedly connected with an inner bottom surface of the sliding groove (18) through a return spring (20), a plurality of sleeves (21) are fixedly connected on an outer side wall of the fixing column (4), a plurality of magnetic sliding strips (22) are slidably disposed in the sleeves (21), and an arc-shaped fixing block (23) is fixedly connected to one end, away from the fixing column (4), of each magnetic sliding strip (22).