Oil tank device for quenching treatment

Abstract

The utility model discloses an oil tank device for quenching treatment, which comprises a box body, a supporting rod fixedly connected to the upper surface of the box body, a bearing plate fixedly connected to the upper end of the supporting rod, a lifting device fixedly connected to the lower surface of the bearing plate, a connecting rod fixedly connected to the lower end of the lifting device, and a storage plate fixedly connected to the lower end of the connecting rod. A stirring device is rotatably connected to the inner surface of the box body, a filtering device is fixedly connected to the lower surface of the box body, a backflow pipe is fixedly connected to the lower surface of the filtering device, the other end of the backflow pipe is fixedly connected to the side surface of the box body, and an oil discharging pipe is fixedly connected to the side surface of the box body. Metal particles such as iron chips and steel chips may damage or pollute the surface of a workpiece, and the quenching treatment quality can be improved by removing the metal particles.

Description

Technical Field

[0001] The utility model relates to the technical field of metal quenching, in particular to an oil tank device used for quenching treatment. Background Art

[0002] The existing oil tank device for quenching treatment uses the quenching oil inside the oil tank to quench the workpiece to change the microstructure of the metal, thereby improving its hardness and strength. However, when it is used, there is no device for filtering the oil inside the oil tank. Metal particles and impurities in the oil may adhere to the surface of the workpiece, causing poor surface quality or even damage to the workpiece, affecting product quality. For example, a Chinese patent discloses an "oil tank device for quenching treatment", and its application number is "202122194710.0". In this device, the operator first uses an external power supply to start the motor, and the operation of the motor drives the shaft to rotate, and the shaft drives the connection on its outer surface The rope moves, and the box cover is driven to move through the connecting rope, and the sliding block is driven to move by the box cover, and the sliding block is used to squeeze the spring, so that the operator can put the product into the oil storage tank. When the product enters the oil storage tank, the box body is sealed, and the buffer groove inside the box cover is used to preliminarily block the heat flow generated inside the box body, and then the one-way choke valve inside the air outlet plate is used to discharge the heat flow to prevent excessive heat flow from accumulating inside the box body. However, when it is used, there is no device for filtering the oil in the oil tank. Metal particles and impurities in the oil may adhere to the surface of the workpiece, resulting in poor surface quality or even damage to the workpiece, affecting product quality. Utility Model Content

[0003] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides an oil tank device for quenching treatment. By stirring the quenching oil inside with a stirring device, the temperature distribution of the quenching oil can be made more uniform, which helps to ensure that the metal parts are subjected to uniform cooling during the entire quenching process, and reduce the internal stress and deformation caused by inconsistent cooling rates. In the quenching process, bubbles and steam films will form on the metal surface, affecting the cooling effect. The movement of the propeller blades helps to break these bubbles and steam films, reduce entrainment, and thus improve the cooling effect. The filtering device can effectively adsorb metal particles, such as iron filings, steel filings, etc., in an adsorption manner. These metal particles may damage or contaminate the surface of the workpiece. By removing these particles, the quality of the quenching treatment can be improved.

[0004] The utility model also provides an oil tank device for quenching treatment as mentioned above, comprising: a box body, the upper surface of the box body is fixedly connected to a support rod, the upper end of the support rod is fixedly connected to a load-bearing plate, the lower surface of the load-bearing plate is fixedly connected to a lifting device, the lower end of the lifting device is fixedly connected to a connecting rod, the lower end of the connecting rod is fixedly connected to a storage plate, the inner surface of the box body is rotatably connected to a stirring device, the lower surface of the box body is fixedly connected to a filtering device, the lower surface of the filtering device is fixedly connected to a reflux pipe, the other end of the reflux pipe is fixedly connected to the side surface of the box body, and the side surface of the box body is fixedly connected to an oil drain pipe. Through the above components, metal particles, such as iron filings, steel filings, etc., can be effectively adsorbed. These metal particles may damage or contaminate the surface of the workpiece, and the quality of the quenching treatment can be improved by removing these particles.

[0005] According to the oil tank device for quenching treatment described in the utility model, the lifting device is composed of a hydraulic cylinder and a hydraulic rod. The hydraulic cylinder is fixedly connected to the lower surface of the bearing plate, the hydraulic rod is fixedly connected to the output end of the hydraulic cylinder, and the connecting rod is fixedly connected to the lower end of the hydraulic rod. Through the above components, it is convenient to drive the workpiece on the storage plate to descend into the box for quenching.

[0006] According to the oil tank device for quenching treatment described in the utility model, the stirring device is composed of four propeller blades and four motors. The four propeller blades are rotatably connected to the inner surface of the box, the four motors are fixedly connected to the lower surface of the box, and the propeller blades are fixedly connected to the output end of the motor. The above components facilitate stirring of the internal quenching oil.

[0007] According to the utility model, an oil tank device for quenching treatment is described, the filtering device is composed of an oil pump, an oil filter box, and a magnetic filter screen. The oil pump is fixedly connected to the lower surface of the box body, the oil filter box is fixedly connected to the output end of the oil pump, the magnetic filter screen is movably connected to the inner surface of the oil filter box, and the return pipe is fixedly connected to the lower surface of the oil filter box. Through the above components, the quenching oil in the box body can be filtered.

[0008] According to the oil tank device for quenching treatment described in the utility model, the lower surface of the box body is fixedly connected to a support leg, and the lower surface of the support leg is fixedly connected to an anti-slip pad. The above components are used to facilitate supporting and fixing the equipment.

[0009] According to the oil tank device for quenching treatment described in the utility model, the front surface of the box body is provided with a window, through which the internal quenching condition can be easily checked.

[0010] According to the oil tank device for quenching treatment described in the utility model, a handle is fixedly connected to the side surface of the box body, and an anti-slip sleeve is fixedly connected to the outer surface of the handle. The above components are convenient for workers to carry the equipment.

[0011] According to the oil tank device for quenching treatment described in the utility model, the outer wall of the oil drain pipe is fixedly connected with an interface flange, and the above components are used to facilitate the connection of pipelines.

[0012] Beneficial Effects

[0013] 1. Compared with the prior art, the oil tank device for quenching treatment can make the temperature distribution of the quenching oil more uniform by stirring the quenching oil inside through the stirring device, which helps to ensure that the metal parts are evenly cooled throughout the quenching process and reduce the internal stress and deformation caused by inconsistent cooling rates. In addition, during the quenching process, bubbles and steam films will form on the metal surface, affecting the cooling effect. The movement of the propeller blades helps to break these bubbles and steam films, reduce entrainment, and thus improve the cooling effect.

[0014] 2. Compared with the prior art, the oil tank device used for quenching treatment can effectively adsorb metal particles, such as iron filings, steel filings, etc., by means of adsorption through a filtering device. These metal particles may damage or pollute the surface of the workpiece. By removing these particles, the quality of the quenching treatment can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0016] Figure 1 This is a front view structural diagram of the oil tank device used for quenching treatment of the utility model;

[0017] Figure 2 This is a cross-sectional structural diagram of the oil tank device used for quenching treatment of the utility model;

[0018] Figure 3 This is a left-side structural diagram of the oil tank device used for quenching treatment of the utility model;

[0019] Figure 4 It is a rear structural diagram of the oil tank device used for quenching treatment of the utility model.

[0020] Legend:

[0021] 1. Connecting rod; 2. Storage board; 3. Box body; 4. Window; 5. Support leg; 6. Anti-skid pad; 7. Loading plate; 8. Support rod; 9. Handle; 10. Anti-skid sleeve; 11. Interface flange; 12. Oil drain pipe; 13. Return pipe; 14. Oil filter box; 15. Propeller blades; 16. Motor; 17. Oil pump; 18. Filter. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-4 The utility model embodiment is an oil tank device for quenching treatment, which includes: a box body 3, a supporting leg 5 is fixedly connected to the lower surface of the box body 3, and an anti-skid pad 6 is fixedly connected to the lower surface of the supporting leg 5. A window 4 is arranged on the front surface of the box body 3, a handle 9 is fixedly connected to the side surface of the box body 3, and an anti-skid sleeve 10 is fixedly connected to the outer surface of the handle 9. A supporting rod 8 is fixedly connected to the upper surface of the box body 3, and the upper end of the supporting rod 8 is fixedly connected to a bearing plate 7 for supporting a lifting device, and the lower surface of the bearing plate 7 is fixedly connected to a lifting device. The lifting device is composed of a hydraulic cylinder 19 and a hydraulic rod 20. The hydraulic cylinder 19 is fixedly connected to the lower surface of the bearing plate 7, and the hydraulic rod 20 is fixedly connected to the output end of the hydraulic cylinder 19. The connecting rod 1 is fixedly connected to the lower end of the hydraulic rod 20 for driving the storage plate to rise and fall. The lower end of the lifting device is fixedly connected to the connecting rod 1, and the lower end of the connecting rod 1 is fixedly connected to the storage plate 2 for placing a workpiece on it, and then being driven down by the lifting device for quenching.

[0024] The inner surface of the box body 3 is rotatably connected with a stirring device, which is composed of four propeller blades 15 and four motors 16. The four propeller blades 15 are rotatably connected to the inner surface of the box body 3, and the four motors 16 are fixedly connected to the lower surface of the box body 3. The propeller blades 15 are fixedly connected to the output end of the motor 16 for stirring the internal oil. The lower surface of the box body 3 is fixedly connected with a filtering device, which is composed of an oil pump 17, an oil filter box 14, and a magnetic filter screen 18. The oil pump 17 is fixedly connected to the box body 3. The lower surface of the oil filter box 14 is fixedly connected to the output end of the oil pump 17, the magnetic filter screen 18 is movably connected to the inner surface of the oil filter box 14, the return pipe 13 is fixedly connected to the lower surface of the oil filter box 14, and is used to filter the internal oil. The lower surface of the filtering device is fixedly connected to the return pipe 13, which is used to return the filtered oil to the box body. The other end of the return pipe 13 is fixedly connected to the side surface of the box body 3, and the side surface of the box body 3 is fixedly connected with an oil drain pipe 12, and the outer wall of the oil drain pipe 12 is fixedly connected with an interface flange 11.

[0025] Working principle: When in use, first add quenching oil for quenching the workpiece into the interior of the box 3. After adding the quenching oil, place the workpiece to be quenched on the surface of the placement plate 2, and use the hydraulic rod 20 to drive the placement plate 2 down into the quenching oil for quenching. While quenching, the propeller blades 15 at four positions are used to stir the internal quenching oil so that the temperature of the internal oil is evenly mixed. After the quenching is completed, the hydraulic rod 20 drives the workpiece to rise, and the oil inside the box 3 is extracted by the oil pump 17. The oil enters the interior of the oil filter box 14, and the metal particles inside are adsorbed by the magnetic filter 18. The remaining clean oil flows back into the interior of the box 3 through the reflux pipe.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An oil tank device for quenching treatment, characterized in that: include: A box body (3), the upper surface of the box body (3) is fixedly connected to a support rod (8), the upper end of the support rod (8) is fixedly connected to a bearing plate (7), the lower surface of the bearing plate (7) is fixedly connected to a lifting device, the lower end of the lifting device is fixedly connected to a connecting rod (1), the lower end of the connecting rod (1) is fixedly connected to a storage plate (2), the inner surface of the box body (3) is rotatably connected to a stirring device, the lower surface of the box body (3) is fixedly connected to a filtering device, the lower surface of the filtering device is fixedly connected to a return pipe (13), the other end of the return pipe (13) is fixedly connected to the side surface of the box body (3), and the side surface of the box body (3) is fixedly connected to an oil drain pipe (12).

2. The oil tank device for quenching treatment according to claim 1, characterized in that: The lifting device is composed of a hydraulic cylinder (19) and a hydraulic rod (20), wherein the hydraulic cylinder (19) is fixedly connected to the lower surface of the bearing plate (7), the hydraulic rod (20) is fixedly connected to the output end of the hydraulic cylinder (19), and the connecting rod (1) is fixedly connected to the lower end of the hydraulic rod (20).

3. The oil tank device for quenching treatment according to claim 1, characterized in that: The stirring device is composed of four propeller blades (15) and four motors (16), wherein the four propeller blades (15) are rotatably connected to the inner surface of the box (3), the four motors (16) are fixedly connected to the lower surface of the box (3), and the propeller blades (15) are fixedly connected to the output end of the motor (16).

4. The oil tank device for quenching treatment according to claim 1, characterized in that: The filtering device is composed of an oil pump (17), an oil filter box (14), and a magnetic filter screen (18); the oil pump (17) is fixedly connected to the lower surface of the box body (3); the oil filter box (14) is fixedly connected to the output end of the oil pump (17); the magnetic filter screen (18) is movably connected to the inner surface of the oil filter box (14); and the return pipe (13) is fixedly connected to the lower surface of the oil filter box (14).

5. The oil tank device for quenching treatment according to claim 1, characterized in that: The lower surface of the box body (3) is fixedly connected to a support leg (5), and the lower surface of the support leg (5) is fixedly connected to an anti-slip pad (6).

6. The oil tank device for quenching treatment according to claim 1, characterized in that: The front surface of the box body (3) is provided with a viewing window (4).

7. The oil tank device for quenching treatment according to claim 1, characterized in that: A handle (9) is fixedly connected to the side surface of the box body (3), and an anti-slip sleeve (10) is fixedly connected to the outer surface of the handle (9).

8. The oil tank device for quenching treatment according to claim 1, characterized in that: The outer wall of the oil drain pipe (12) is fixedly connected with an interface flange (11).

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