Heat treatment device for bearing repair

Abstract

The utility model relates to the technical field of bearing repair, and discloses a heat treatment device for bearing repair, which comprises a treatment box, a top plate fixedly mounted at the top of the treatment box and a plurality of supporting legs at the bottom of the treatment box, water outlets are symmetrically formed in the bottom of the treatment box, a water inlet is formed in one side of the treatment box, and a through hole is formed in the middle of the top plate. A through hole is formed in the top plate, a matched cover plate is arranged in the through hole, a hot processing assembly is installed on the cover plate, a supporting plate is installed below the cover plate, the supporting plate and the cover plate are connected through a support, and a sliding mechanism used for driving the support to move is installed on the top plate. And fixing seats for placing bearings are symmetrically mounted above the supporting plate. According to the heat treatment device for bearing repair, sealing is carried out through the cover plate, so that heat loss can be reduced, the heating effect is improved, a bearing is convenient to take, convenience is brought to use, quenching is carried out after heat treatment, and the treatment efficiency is greatly improved.

Description

Technical Field

[0001] This application relates to the technical field of bearing repair, and in particular to a heat treatment device for bearing repair. Background Art

[0002] Bearings require high contact fatigue strength, high hardenability and hardenability, high elastic limit, sufficient impact toughness, and sufficient dimensional stability. Large bearings are generally not easily replaced. When defects occur, they will be repaired. The commonly used method during repair is hot melt welding.

[0003] In the authorized patent with the application number CN202320799791.3, a heat treatment device for bearing repair is disclosed. Aiming at the problem that when the existing device repairs bearings, it is inconvenient to quench the bearings after heat treatment and transfer operations are also required, greatly reducing the processing efficiency, the following solution is proposed. It includes a box body. Two brackets are symmetrically and fixedly installed at the bottom of the box body. A drainage device is fixedly installed on one side of the box body. A fixing plate is movably installed on the inner wall of the bottom of the box body. A placing plate is fixedly installed on the top of the fixing plate. An installation frame is fixedly installed on the box body. A first hydraulic rod is fixedly installed on the installation frame. An installation plate is fixedly installed on the output shaft of the first hydraulic rod. A second hydraulic rod is fixedly installed on the bottom of the installation plate. A processing box is fixedly installed on the output shaft of the second hydraulic rod. When the present utility model repairs bearings, quenching is convenient after heat treatment, greatly improving the processing efficiency.

[0004] However, the above patent cannot fix the bearing, which easily causes the bearing to fall off during heat treatment and quenching. And during heat treatment, high-temperature heating is required. If the enclosure of the space during heat treatment cannot be ensured, the temperature during heating is likely to dissipate, reducing the efficiency of heat treatment. Summary of the Utility Model

[0005] In order to solve the problems of the existing heat treatment device for bearing repair, which cannot fix the bearing, easily causes the bearing to fall off during heat treatment and quenching, and requires high-temperature heating during heat treatment. If the enclosure of the space during heat treatment cannot be ensured, the temperature during heating is likely to dissipate, reducing the efficiency of heat treatment, this application provides a heat treatment device for bearing repair.

[0006] The heat treatment device for bearing repair provided by this application adopts the following technical solutions:

[0007] A heat treatment device for bearing repair, comprising a treatment box, a top plate fixedly installed on the top of the treatment box, and several support legs at the bottom. Drainage ports are symmetrically arranged at the bottom of the treatment box, and a water inlet is arranged on one side. A through hole is arranged in the middle of the top plate, and a matching cover plate is arranged inside the through hole. A hot processing component is installed on the cover plate, and a support plate is installed below the cover plate. The support plate and the cover plate are connected by a bracket. A sliding mechanism for driving the bracket to move is installed on the top plate, and fixing seats for placing bearings are symmetrically installed above the support plate.

[0008] Preferably, the hot processing component includes an electric push rod installed above the cover plate and a heat treatment machine installed on the output shaft of the electric push rod. The output shaft end of the electric push rod penetrates outside the cover plate and is connected to the heat treatment machine.

[0009] Preferably, the sliding mechanism includes a servo motor fixedly installed above the top plate. A lead screw is installed at the output end of the servo motor. One end of the lead screw penetrates through the top plate and extends into the treatment box. A slider is fixedly arranged on the outside of the bracket, and the slider is in screw transmission connection with the lead screw.

[0010] Preferably, a limiting rod is fixedly installed on the top plate, and the slider on the outside of one of the brackets is slidably sleeved on the limiting rod.

[0011] Preferably, the fixing seat adopts a "cross" structure, and grooves one and two are symmetrically arranged inside. Positioning plates are slidably connected in both grooves one and two. A pressing rod is installed on one side of each positioning plate. A sliding rod and a spring sleeved outside the sliding rod are installed inside groove one. The positioning plate is sleeved outside the sliding rod, and one end of the spring is connected to the positioning plate. A threaded rod is installed inside groove two, and the lower part of the positioning plate is in threaded connection with the threaded rod.

[0012] Preferably, the positioning plate adopts a "T" - shaped structure, and through holes and threaded holes are respectively arranged at the lower parts of the two positioning plates.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] This heat treatment device for bearing repair is sealed by the cover plate, which can reduce heat loss, improve the heating effect, facilitate the taking and placing of bearings, and bring convenience to use. Quenching is carried out after heat treatment, greatly improving the processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the present utility model;

[0016] Figure 2 It is a schematic diagram of the internal structure of the protective frame in the present utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the buffer mechanism in the present utility model.

[0018] Explanation of reference numerals in the drawings: 1. Processing box; 2. Top plate; 3. Cover plate; 4. Support plate; 5. Bracket; 6. Fixed seat; 7. Heat treatment machine; 8. Lead screw; 9. Slide block; 10. Limit rod; 11. First groove; 12. Second groove; 13. Positioning plate; 14. Slide rod; 15. Threaded rod; 16. Tightening rod. Specific embodiments

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0020] Please refer to Figures 1 to 3 , the present utility model provides a technical solution:

[0021] A heat treatment device for bearing repair includes a processing box 1, a top plate 2 fixedly installed on the top of the processing box 1, and a plurality of support legs at the bottom. Drainage ports are symmetrically opened at the bottom of the processing box 1, and a water inlet is opened on one side. A through hole is opened in the middle of the top plate 2, and a matching cover plate 3 is arranged inside the through hole. A hot processing component is installed on the cover plate 3, and a support plate 4 is installed below the cover plate 3. The support plate 4 and the cover plate 3 are connected by a bracket 5. A sliding mechanism for driving the bracket 5 to move is installed on the top plate 2. Fixed seats 6 for placing and fixing bearings are symmetrically installed above the support plate 4.

[0022] During operation, start the sliding mechanism to drive the bracket 5 to move towards the top plate 2, drive the cover plate 3 and the support plate 4 to move outwards, facilitate placing the bearings on the fixed seats 6 above the support plate 4 in sequence and fixing the bearings, and then start the sliding mechanism to drive the bracket 5 to move into the processing box 1 until the cover plate 3 moves to the through hole in the middle of the top plate 2, and then perform heat treatment on the bearings through the hot processing component 7. The cover plate 3 is used for sealing, so as to reduce heat loss and improve the heating effect. After the treatment is completed, add cooling water into the processing box 1 through the water inlet for quenching. After completion, start the sliding mechanism to drive the bearings out of the processing box 1, so as to facilitate taking the bearings, which brings convenience to the use. Quenching is performed after heat treatment, improving the processing efficiency.

[0023] The hot processing assembly includes an electric push rod installed above the cover plate 3 and a heat treatment machine 7 installed at the output shaft end of the electric push rod. The output shaft end of the electric push rod penetrates outside the cover plate 3 and is connected to the heat treatment machine 7. The heat treatment machine 7 is driven by the electric push rod to move for heat treatment processing of the bearing.

[0024] The sliding mechanism includes a servo motor fixedly installed above the top plate 2. A lead screw 8 is installed at the output end of the servo motor. One end of the lead screw 8 penetrates through the top plate 2 and extends into the processing box 1. A slider 9 is fixedly arranged outside the bracket 5. The slider 9 is in screw drive connection with the lead screw 8.

[0025] A limiting rod 10 is fixedly installed on the top plate 2, and the slider 9 located outside one of the brackets 5 is slidably sleeved on the limiting rod 10.

[0026] During operation, the servo motor is started to drive the lead screw 8 to rotate, driving the slider 9 on one side to rise and fall, and driving the slider 9 on the other side to move on the limiting rod 10 to play a limiting role, thereby driving the support plate 4 to rise and fall, facilitating the loading and unloading of the bearing.

[0027] The fixed seat 6 adopts a "cross" structure, and a groove one 11 and a groove two 12 are symmetrically opened inside. A positioning plate 13 is slidably connected in both the groove one 11 and the groove two 12. A pressing rod 16 is installed on one side of each positioning plate 13. A sliding rod 14 and a spring sleeved outside the sliding rod 14 are installed inside the groove one 11. The positioning plate 13 is sleeved outside the sliding rod 14. One end of the spring is connected to the positioning plate 13. A threaded rod 15 is installed inside the groove two. The lower part of the positioning plate 13 is in threaded connection with the threaded rod 15.

[0028] The positioning plate 13 adopts a "T" - shaped structure, and through - holes and threaded holes are respectively opened at the lower parts of the two positioning plates 13.

[0029] During operation, the outer sides of the bearings are respectively aligned and placed between the four positioning plates 13, and the outer sides press the positioning plates 13, placing them on the cross - shaped fixing seat 8. Through the elasticity of the spring 14, the pressing rods 16 can clamp and fix the bearings. The operation is convenient. At the same time, during the operation process, the position of the positioning plate 13 can be adjusted by rotating the threaded rod 15, so as to fix bearings with different model diameters, improving the applicability.

[0030] Finally, several points should be noted: First, in the description of this application, it should be noted that unless otherwise specified and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. It can be a mechanical connection or an electrical connection, or the communication inside two components. It can be directly connected. "Up", "down", "left", "right", etc. are only used to represent relative position relationships. When the absolute position of the described object changes, the relative position relationship may change;

[0031] Secondly: In the accompanying drawings of the disclosed embodiments of the present utility model, only the structures related to the disclosed embodiments are involved. For other structures, reference can be made to the general design. Without conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0032] Finally: The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included within the protection scope of the present utility model.

[0033] The above are all the preferred embodiments of this application and do not limit the protection scope of this application accordingly. Therefore, any equivalent changes made according to the structure, shape, and principle of this application shall be covered within the protection scope of this application.

Claims

1. A heat treatment device for bearing repair, characterized in that: It includes a processing box (1), a top plate (2) fixedly installed on the top of the processing box (1), and several support legs at the bottom. Drainage ports are symmetrically arranged at the bottom of the processing box (1), and a water inlet is arranged on one side. A through hole is arranged in the middle of the top plate (2), and a matching cover plate (3) is arranged inside the through hole. A hot processing component is installed on the cover plate (3), and a support plate (4) is installed below the cover plate (3). The support plate (4) and the cover plate (3) are connected by a bracket (5). A sliding mechanism for driving the bracket (5) to move is installed on the top plate (2). Fixing seats (6) for placing fixed bearings are symmetrically installed above the support plate (4).

2. The heat treatment device for bearing repair according to claim 1, wherein: The hot processing component includes an electric push rod installed above the cover plate (3) and a heat treatment machine (7) installed at the output shaft end of the electric push rod. The output shaft end of the electric push rod penetrates outside the cover plate (3) and is connected to the heat treatment machine (7).

3. The heat treatment device for bearing repair according to claim 2, wherein: The sliding mechanism includes a servo motor fixedly installed above the top plate (2). A lead screw (8) is installed at the output end of the servo motor. One end of the lead screw (8) penetrates through the top plate (2) and extends into the processing box (1). A slider (9) is fixedly arranged on the outer side of the bracket (5). The slider (9) is in screw transmission connection with the lead screw (8).

4. The heat treatment device for bearing repair according to claim 3, characterized in that: A limiting rod (10) is fixedly installed on the top plate (2), and the slider (9) on the outer side of one of the brackets (5) is slidably sleeved on the limiting rod (10).

5. The heat treatment device for bearing repair according to claim 4, characterized in that: The fixing seat (6) adopts a "cross" structure, and grooves one (11) and grooves two (12) are symmetrically arranged inside. Positioning plates (13) are slidably connected in both the grooves one (11) and the grooves two (12). A pressing rod (16) is installed on one side of each positioning plate (13). A sliding rod (14) and a spring sleeved on the outer side of the sliding rod (14) are installed inside the groove one (11). The positioning plate (13) is sleeved on the outer side of the sliding rod (14). One end of the spring is connected to the positioning plate (13). A threaded rod (15) is installed inside the groove two. The lower part of the positioning plate (13) is in threaded connection with the threaded rod (15).

6. The heat treatment device for bearing repair according to claim 5, characterized in that: The positioning plate (13) adopts a "T" - shaped structure, and through holes and threaded holes are respectively arranged at the lower parts of the two positioning plates (13).

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