Oil quenching tank for heat treatment processing

By introducing mixing and injection components into the quenching oil tank, the problem of uneven temperature between new and old oils is solved, ensuring uniform mixing and automatic replenishment of oil in the tank, thus improving the stability of quenching quality.

CN223963540UActive Publication Date: 2026-03-03BEIJING LONGXIANG ZHENGYE MECHANICAL & ELECTRICAL EQUIP CO LTD
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Patent Information

Application Number
CN202520669094.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-10
Publication Date
2026-03-03
Estimated Expiration
2035-04-10

AI Technical Summary

Technical Problem

The existing quenching oil tank cannot effectively mix after new oil is injected, resulting in uneven temperature between the old and new oils, which affects the stability of the quenching quality of the material.

Method used

A quenching oil tank comprising a mixing component and an injection component was designed. The mixing component drives the rotating rod and the transmission wheel and the stirring plate to rotate via a motor, thereby achieving thorough mixing of the oil. The injection component detects the oil level through a laser level sensor and a float sensor, automatically replenishes the oil level, and works in coordination with the mixing component.

Benefits of technology

This achieves uniform temperature mixing of new and old oils, preventing insufficient oil from affecting the quenching effect and ensuring the stability and consistency of the quenching quality of the materials.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223963540U_ABST
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Abstract

The oil quenching tank comprises a bottom plate, a treatment seat is mounted on the outer wall of the top of the bottom plate through bolts, a mixing assembly is arranged in the treatment seat, and injection assemblies are arranged on the two sides of the interior of the treatment seat; the mixing assembly comprises a motor and a rotating rod, and the rotating rod is installed at the output end of the motor through a coupler. Through the arranged mixing assembly, after a motor is started, the motor operates to drive a rotating rod to rotate along with the motor, during rotation of the rotating rod, the rotating rod can drive the other transmission wheel and the rotating rod to rotate synchronously by means of the synergistic effect of the transmission wheel and a transmission belt, and in the respective rotation process of the rotating rod and the rotating rod, the rotating rod and the rotating rod further drive a rotating frame to rotate; and the rotating stand drives the stirring plate to rotate along with the rotating stand, and in the rotating process of the stirring plate, fresh oil and old oil in the device can be effectively and fully mixed, so that the temperature difference between the fresh oil and the old oil is avoided, and the influence on the quenching quality of subsequent materials is prevented.
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Description

Technical Field

[0001] This utility model relates to the field of quenching oil tank technology, and in particular to a quenching oil tank for heat treatment processing. Background Technology

[0002] Quenching oil tanks are key equipment in heat treatment production. They are mainly used to hold quenching oil and play an important role in the quenching process of workpieces. Their structure usually has good sealing, heat preservation, and heating functions. The sealing can prevent quenching oil leakage and the entry of external impurities; the heat preservation performance maintains the temperature stability of the quenching oil and ensures the consistency of quenching effect; the heating function can raise the temperature of the quenching oil as needed. During operation, quenching oil heated to the appropriate temperature is injected into the oil tank. After the workpiece is immersed in the oil, the quenching oil quickly removes the heat from the workpiece, realizing the quenching and cooling of the workpiece, thereby changing the microstructure of the workpiece and improving its hardness, strength, and other properties.

[0003] However, in actual use, such devices commonly found in the market typically involve directly injecting oil into the device. This simple and direct structure has certain drawbacks. After injecting new oil, the existing devices lack effective mixing methods, making it impossible to ensure that the newly added oil is fully and evenly mixed with the oil already in the device. This leads to temperature differences between the new and old oils, which further affects the quality stability of subsequent material quenching and reduces the overall effect of the quenching process. Therefore, it is urgent to design a quenching oil tank for heat treatment to solve the above problems. Utility Model Content

[0004] The purpose of this invention is to address the shortcomings of existing technologies where the inability to effectively mix oil affects the quality of subsequent quenching of materials, and to propose a quenching oil tank for heat treatment processing.

[0005] To achieve the above objectives, the present invention adopts the following technical solution:

[0006] A quenching oil tank for heat treatment includes a base plate, a treatment seat is bolted to the top outer wall of the base plate, a mixing component is provided inside the treatment seat, and injection components are provided on both sides inside the treatment seat.

[0007] The mixing assembly includes a motor and a rotating rod. The output end of the motor is connected to a rotating rod via a coupling. A transmission wheel is bolted to the outer wall of the rotating rod and the rotating rod. A transmission belt is sleeved on the outer wall of the transmission wheel. A rotating frame is bolted to the top outer wall of the rotating rod and the rotating rod. A stirring plate is bolted to the four corners of the top outer wall of the rotating frame.

[0008] Preferably, the rotating frame is located on both sides of the bottom of the processing base, and temperature sensors are installed on the inner walls of the bottom of both sides of the processing base by bolts.

[0009] Preferably, the injection assembly includes a detection tank and a lifting tank, and a laser liquid level sensor is bolted to the top inner wall of the detection tank.

[0010] Preferably, a float sensor is provided directly below the lifting trough in the processing seat, and the output end of the float sensor is provided with a float that is slidably connected to the inside of the lifting trough.

[0011] Preferably, an injection pump is bolted to the outer wall of the front of the treatment seat, and an injection pipe is bolted to the input end of the injection pump.

[0012] Preferably, a liquid outlet seat is provided on the bottom outer wall of the front of the treatment seat, and a mesh plate is installed inside the treatment seat by bolts.

[0013] The beneficial effects of this utility model are as follows:

[0014] 1. Through the set mixing components, when the motor is started, the motor can drive the rotating rod to rotate. During the rotation of the rotating rod, with the help of the coordinated action of the transmission wheel and the transmission belt, the rotating rod can drive another transmission wheel and the rotating rod to rotate synchronously. During the rotation of the rotating rod and the rotating rod, they further drive the rotating frame to rotate, and the rotating frame causes the stirring plate to rotate accordingly. During the rotation of the stirring plate, the new oil and old oil inside the device can be effectively mixed, thereby avoiding temperature differences between the new and old oils and thus preventing the impact on the quenching quality of subsequent materials.

[0015] 2. With the injection component, when the laser level sensor and the float sensor detect insufficient oil, the oil can smoothly enter the processing seat with the help of the injection pump and injection pipe. In this way, the device can efficiently replenish the oil. Furthermore, by working in conjunction with the mixing component, the device can automatically complete the oiling and mixing operations when the oil is insufficient, effectively avoiding the adverse effects of reduced oil on the subsequent quenching effect of materials. Attached Figure Description

[0016] Figure 1 This is a schematic diagram of the structure of a quenching oil tank for heat treatment processing proposed in this utility model;

[0017] Figure 2 This is a schematic diagram of the temperature sensor structure for a quenching oil tank used in heat treatment processing, as proposed in this utility model.

[0018] Figure 3 This is a schematic diagram of the cross-sectional structure of a quenching oil tank for heat treatment processing proposed in this utility model;

[0019] Figure 4 This is a schematic diagram of the rotating frame and stirring plate structure of a quenching oil tank for heat treatment processing proposed in this utility model.

[0020] In the diagram: 1. Base plate; 2. Processing seat; 3. Mixing component; 31. Motor; 32. Rotating rod; 33. Rotating rod; 34. Transmission wheel; 35. Transmission belt; 36. Rotating frame; 37. Stirring plate; 38. Temperature sensor; 4. Injection component; 41. Detection tank; 42. Laser level sensor; 43. Lifting tank; 44. Float sensor; 45. Float; 46. Injection pump; 47. Injection pipe; 48. Discharge seat; 49. Mesh plate. Detailed Implementation

[0021] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0022] It should be noted that when a component is described as "fixed to" another component, it can be directly on the other component or may have a component in between. When a component is considered "connected to" another component, it can be directly connected to the other component or may have a component in between. When a component is considered "set on" another component, it can be directly set on the other component or may have a component in between. The terms "vertical," "horizontal," "left," "right," and similar expressions used in this document are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention pertains. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0024] Please also see Figures 1 to 4 A quenching oil tank for heat treatment includes a base plate 1, a treatment seat 2 is bolted to the top outer wall of the base plate 1, a mixing component 3 is provided inside the treatment seat 2, and injection components 4 are provided on both sides inside the treatment seat 2.

[0025] The mixing assembly 3 includes a motor 31 and a rotating rod 33. A rotating rod 32 is mounted on the output end of the motor 31 via a coupling. A transmission wheel 34 is bolted to the outer wall of the rotating rod 32 and the rotating rod 33. A transmission belt 35 is sleeved on the outer wall of the transmission wheel 34. A rotating frame 36 is bolted to the top outer wall of the rotating rod 32 and the rotating rod 33. A stirring plate 37 is bolted to the four corners of the top outer wall of the rotating frame 36. When the motor 31 is started, it drives the rotating rod 33 to rotate. During the rotation of the rotating rod 33, it drives the transmission wheel 34 on its outer wall to rotate. The rotation of the transmission wheel 34 facilitates the mixing process... The transmission belt 35 drives another transmission wheel 34 and the rotating rod 33 to rotate. During the rotation of the rotating rod 33 and the rotating rod 32, the rotating frame 36 will rotate. During the rotation of the rotating frame 36, the stirring plate 37 will rotate. The stirring plate 37 will stir the materials, thereby mixing oils at different temperatures. The rotating frame 36 is located on both sides of the bottom of the processing seat 2. Temperature sensors 38 are installed on the inner walls of the bottom of both sides of the processing seat 2 by bolts. The rotating frame 36 located on both sides of the inner walls of the bottom of the processing seat 2 can effectively mix oils at different temperatures, while the temperature sensors 38 can effectively detect oils at different locations.

[0026] See Figure 2 and Figure 3 The injection component 4 includes a detection tank 41 and a lifting tank 43. A laser level sensor 42 is bolted to the top inner wall of the detection tank 41. The opening of the detection tank 41 and the lifting tank 43 can help detect the oil level of the device, and the laser level sensor 42 can effectively detect the oil level inside the device. The processing seat 2 is located directly below the lifting tank 43 and is equipped with a float sensor 44. The output end of the float sensor 44 is equipped with a float 45 that is slidably connected to the inside of the lifting tank 43. When the oil rises and falls inside the lifting tank 43, the oil will drive the float 45 to rise, and the float 45 will drive the float sensor 44 to move, so that the device can use the float 45 to detect the oil level of the device.

[0027] See Figure 1 and Figure 2 An injection pump 46 is bolted to the outer wall of the front of the treatment unit 2. An injection pipe 47 is bolted to the input end of the injection pump 46. When the injection pump 46 is started, the injection pump 46 will use the injection pipe 47 to allow oil to enter the interior of the device. A liquid outlet seat 48 is provided on the bottom outer wall of the front of the treatment unit 2. A mesh plate 49 is bolted to the interior of the treatment unit 2. The liquid outlet seat 48 allows the user to conveniently discharge the oil.

[0028] Working Principle: During use, when the laser level sensor 42 and the float sensor 44 detect that the oil level is not up to standard, they can use their electrical connection with the injection pump 46 to allow the injection pump 46 to inject oil into the treatment unit 2 through the injection pipe 47. At this time, the oil will enter the detection tank 41 and the lifting tank 43. When the laser level sensor 42 is running, it will use laser to detect the oil level, and through the electrical connection between the float 45 and the float sensor 44, the detection effect of the oil level will be more effective. Subsequently, the temperature sensor 39 can detect the oil temperature inside the device, and then start the process. Motor 31 drives rotating rod 32 to rotate. During the rotation of rotating rod 32, rotating rod 32 drives transmission wheel 34 to rotate. During the rotation of transmission wheel 34, transmission wheel 34 drives another transmission wheel 34 and rotating rod 33 to rotate through transmission belt 35. Rotating rod 33 and rotating rod 32 drive rotating frame 36 to rotate. Rotating frame 36 drives stirring plate 37 to rotate. Stirring plate 37 stirs the material to achieve uniform temperature between new oil and old oil. Finally, the user can place the material on top of mesh plate 49 through external equipment so that the oil can quench the material, thereby achieving the quenching treatment of the material.

[0029] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A quenching oil tank for heat treatment processing, comprising a base plate (1), characterized in that, A processing seat (2) is bolted to the top outer wall of the base plate (1). A mixing component (3) is provided inside the processing seat (2). An injection component (4) is provided on both sides inside the processing seat (2). The mixing component (3) includes a motor (31) and a rotating rod (33). The output end of the motor (31) is connected to a rotating rod (32) via a coupling. A transmission wheel (34) is bolted to the outer wall of the rotating rod (32) and the rotating rod (33). A transmission belt (35) is sleeved on the outer wall of the transmission wheel (34). A rotating frame (36) is bolted to the top outer wall of the rotating rod (32) and the rotating rod (33). A stirring plate (37) is bolted to the four corners of the top outer wall of the rotating frame (36).

2. The quenching oil tank for heat treatment processing according to claim 1, characterized in that, The rotating frame (36) is located on both sides of the bottom of the processing seat (2), and temperature sensors (38) are installed on the inner walls of the bottom of both sides of the processing seat (2) by bolts.

3. The quenching oil tank for heat treatment processing according to claim 1, characterized in that, The injection assembly (4) includes a detection tank (41) and a lifting tank (43). A laser liquid level sensor (42) is bolted to the top inner wall of the detection tank (41).

4. The quenching oil tank for heat treatment processing according to claim 1, characterized in that, The processing seat (2) is located directly below the lifting groove (43) and is equipped with a float sensor (44). The output end of the float sensor (44) is provided with a float (45) that is slidably connected to the inside of the lifting groove (43).

5. The quenching oil tank for heat treatment processing according to claim 1, characterized in that, An injection pump (46) is bolted to the outer wall of the front of the processing seat (2), and an injection pipe (47) is bolted to the input end of the injection pump (46).

6. The quenching oil tank for heat treatment processing according to claim 1, characterized in that, A liquid outlet seat (48) is provided on the outer wall of the bottom front of the treatment seat (2), and a mesh plate (49) is installed inside the treatment seat (2) by bolts.