Hard alloy heat treatment device

Abstract

The utility model discloses a hard alloy heat treatment device which comprises a heat treatment machine box, a hot steam conveying pipeline is arranged on the surface of the upper end of the outer portion of the heat treatment machine box, and the hot steam conveying pipeline is connected with a heat source branch pipe nozzle arranged in the heat treatment machine box through a heat source header pipe. A steam pressure relief storage tank is installed on one side of the hot steam storage tank, the interior of the steam pressure relief storage tank is connected with a steam discharge pipe through a steam pressure relief pipeline, a steam temperature adjusting tank is installed on one side of the steam pressure relief storage tank, and the interior of the steam temperature adjusting tank communicates with the interior of the heat treatment machine box through a spraying pipe. Through the arrangement of the heat source steam conveying pipeline, hot steam can be continuously conveyed into the heat treatment case, so that the surface of hard alloy can be subjected to uniform heat treatment conveniently, meanwhile, the air pressure in the steam conveying pipeline is monitored and adjusted in real time, safety and stability of the air pressure are guaranteed, and the temperature of a heat source can be adjusted; and the problem of poor alloy discharging quality caused by too high temperature is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of cemented carbide processing, and specifically relates to a cemented carbide heat treatment device. Background Technique

[0002] Cemented carbide is a metal material made by powder metallurgy method from one or more carbide of refractory metals and binder metals. And cemented carbide cutting tool is a cutting tool made of cemented carbide material. During the production process of cemented carbide cutting tool, the surface of the cemented carbide cutting tool substrate needs to be subjected to special heat treatment so that the cutting tool can meet better usage requirements.

[0003] The Chinese authorized patent document with the publication number of CN217869004U discloses a heat treatment device for cemented carbide cutting tool substrate, which includes a heat treatment box. The middle part of the inner ring surface of the heat treatment box is fixedly installed with uniformly distributed carrying rods. The heat treatment box places a positioning plate through the carrying rods. The positioning plate is provided with uniformly circumferentially distributed positioning holes. The outer ring surface of the positioning plate is provided with uniformly distributed clamping grooves. The positioning plate is hinged with a connecting rod through the clamping grooves. The upper ends of the connecting rods are hinged with a substrate. The middle part of the upper surface of the substrate is installed with a vertical hook. During the use of the utility model, the phenomenon of stacking of alloy cutting tools can be avoided, the uniform heat treatment of the surface of the alloy cutting tool can be effectively realized, and the material taking is fast and simple, which is beneficial to the progress of the surface heat treatment of the cutting tool.

[0004] In the above-mentioned prior art, stable and safe heat treatment operation cannot be carried out on cemented carbide, and at the same time, the temperature of the heat source cannot be cooled and adjusted, resulting in poor quality of the discharged cemented carbide. Therefore, it is necessary to develop a new type of cemented carbide heat treatment device. Content of the Utility Model

[0005] The purpose of the utility model is to provide a cemented carbide heat treatment device to solve the problems in the above-mentioned background technique that stable and safe heat treatment operation cannot be carried out on cemented carbide in the prior art, and at the same time, the temperature of the heat source cannot be cooled and adjusted, resulting in poor quality of the discharged cemented carbide.

[0006] To achieve the above object, the present utility model provides the following technical solutions: A cemented carbide heat treatment device, including a heat treatment machine case. The upper surface of the outer part of the heat treatment machine case is provided with a hot steam delivery pipeline, and the hot steam delivery pipeline is hermetically connected to the nozzle of a heat source branch pipe arranged inside the heat treatment machine case through a heat source main pipe. The outer part of the heat treatment machine case is provided with a hot steam storage tank. The inside of the hot steam storage tank is hermetically connected to a steam engine pump through a steam delivery pipeline. The output end of the steam engine pump is hermetically connected to a bent pipe delivery component through a steam discharge pipe. One end of the bent pipe delivery component is hermetically connected to the hot steam delivery pipeline through a tee. One side of the hot steam storage tank is provided with a steam pressure relief storage tank, and the inside of the steam pressure relief storage tank is hermetically connected to the steam discharge pipe through a steam pressure relief pipeline. One side of the steam pressure relief storage tank is provided with a steam temperature adjustment tank, and the inside of the steam temperature adjustment tank is communicated with the inside of the heat treatment machine case through a spray pipe.

[0007] Based on the above, a pressure relief control valve is installed on the steam pressure relief pipeline.

[0008] Based on the above, a barometric pressure monitoring gauge is installed on the steam discharge pipe.

[0009] Based on the above, a steam inlet pipe is provided at the upper end of the hot steam storage tank.

[0010] Based on the above, an alloy heat treatment machine table is arranged inside the heat treatment machine case, and the bottom of the alloy heat treatment machine table is slidably connected to the heat treatment machine case through a pulley.

[0011] Based on the above, a heat source temperature sensor is provided at the upper end of the heat treatment machine case.

[0012] Based on the above, sealed box doors are installed on both side surfaces of the heat treatment machine case. Door handles are provided on the sealed box doors, and the sealed box doors are connected to the heat treatment machine case through hinges.

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

[0014] By providing a heat source steam delivery pipeline, the present utility model can continuously deliver hot steam into the heat treatment machine case, thereby facilitating uniform heat processing of the surface of the cemented carbide. At the same time, the air pressure inside the steam delivery pipeline is monitored and adjusted in real time. A steam pressure relief storage tank is provided in cooperation with a steam pressure relief pipeline, which can transport part of the steam inside the steam discharge pipe to the inside of the steam pressure relief storage tank, ensuring the safety and stability of the air pressure inside the steam discharge pipeline. At the same time, the heat source temperature can also be adjusted to prevent the problem of poor quality of the alloy during discharging caused by excessive temperature. 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 This is the top view of the present utility model;

[0017] Figure 3 This is the schematic diagram of the internal installation structure of the present utility model.

[0018] In the figure: 1, sealed box door; 2, heat treatment machine case; 3, heat source temperature sensor; 4, hot steam delivery pipeline; 5, spray pipe; 6, steam pressure relief pipeline; 7, steam temperature adjustment tank; 8, steam pressure relief storage tank; 9, hot steam storage tank; 10, steam delivery pipeline; 11, steam engine pump; 12, air pressure monitoring gauge; 13, steam discharge pipe; 14, elbow pipe conveying assembly; 15, heat source main pipe; 16, heat source branch pipe nozzle; 17, alloy heat treatment machine platform. 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.

[0020] Please refer to Figures 1-3 , an embodiment provided by the present utility model: a cemented carbide heat treatment device, including a heat treatment machine case 2, a hot steam delivery pipeline 4 is installed on the upper surface of the outside of the heat treatment machine case 2, and the hot steam delivery pipeline 4 is hermetically connected to a heat source branch pipe nozzle 16 arranged inside the heat treatment machine case 2 through a heat source main pipe 15. A hot steam storage tank 9 is installed outside the heat treatment machine case 2. The inside of the hot steam storage tank 9 is hermetically connected to a steam engine pump 11 through a steam delivery pipeline 10. The output end of the steam engine pump 11 is hermetically connected to an elbow pipe conveying assembly 14 through a steam discharge pipe 13. One end of the elbow pipe conveying assembly 14 is hermetically connected to the hot steam delivery pipeline 4 through a tee. A steam pressure relief storage tank 8 is installed on one side of the hot steam storage tank 9. The inside of the steam pressure relief storage tank 8 is hermetically connected to the steam discharge pipe 13 through a steam pressure relief pipeline 6. A steam temperature adjustment tank 7 is installed on one side of the steam pressure relief storage tank 8. The inside of the steam temperature adjustment tank 7 is communicated with the inside of the heat treatment machine case 2 through a spray pipe 5.

[0021] Further, a pressure relief control valve is installed on the steam pressure relief pipeline 6, which is convenient to open the pressure relief control valve for delivering the steam inside the steam discharge pipe 13 to the steam pressure relief storage tank 8 to achieve a safe pressure relief effect.

[0022] Further, an air pressure monitoring gauge 12 is installed on the steam discharge pipe 13, and the air pressure monitoring gauge 12 is used to monitor the internal air pressure of the steam discharge pipe 13 in real time.

[0023] Further, a steam inlet pipe is provided at the upper end of the hot steam storage tank 9, which is convenient for the steam production equipment to deliver hot steam into the hot steam storage tank 9 through the steam inlet pipe.

[0024] Furthermore, an alloy heat treatment machine table 17 is arranged inside the heat treatment machine case 2, and the bottom of the alloy heat treatment machine table 17 is slidably connected to the heat treatment machine case 2 through pulleys.

[0025] Furthermore, a heat source temperature sensor 3 is arranged at the upper end of the heat treatment machine case 2, which is convenient for monitoring the temperature inside the heat treatment machine case 2.

[0026] Furthermore, sealing box doors 1 are installed on both side surfaces of the heat treatment machine case 2. Door handles are arranged on the sealing box doors 1, and the sealing box doors 1 are hinged to the heat treatment machine case 2, which is convenient for opening the sealing box doors 1 to take and place hard alloy equipment for processing.

[0027] Working principle: When in use, an alloy heat treatment machine table 17 is arranged inside the heat treatment machine case 2, and the bottom of the alloy heat treatment machine table 17 is slidably connected to the heat treatment machine case 2 through pulleys. Open the sealing box door 1, place the hard alloy to be heat-treated on the surface of the alloy heat treatment machine table 17, and then close the sealing box door 1. A hot steam storage tank 9 is installed outside the heat treatment machine case 2. The inside of the hot steam storage tank 9 is hermetically connected to a steam engine pump 11 through a steam delivery pipeline 10. The output end of the steam engine pump 11 is hermetically connected to a bent pipe delivery assembly 14 through a steam discharge pipe 13. One end of the bent pipe delivery assembly 14 is hermetically connected to the hot steam delivery pipeline 4 through a tee. By starting the steam engine pump 11, the hot steam inside the hot steam storage tank 9 is transported from the steam discharge pipe 13 to the hot steam delivery pipeline 4. The hot steam delivery pipeline 4 is hermetically connected to a heat source branch nozzle 16 arranged inside the heat treatment machine case 2 through a heat source main pipe 15. Thus, the heat source steam can be ejected from the heat source branch nozzle 16 to realize uniform heat treatment of the hard alloy on the surface of the alloy heat treatment machine table 17. A steam pressure relief storage tank 8 is installed on one side of the hot steam storage tank 9. The inside of the steam pressure relief storage tank 8 is hermetically connected to the steam discharge pipe 13 through a steam pressure relief pipeline 6. With the steam pressure relief storage tank 8 and the steam pressure relief pipeline 6, part of the steam inside the steam discharge pipe 13 can be transported to the inside of the steam pressure relief storage tank 8 to ensure the safety and stability of the air pressure inside the steam discharge pipeline.

[0028] It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device.

[0029] The standard parts used in this application document can all be purchased from the market. The specific connection methods of each part are all connected by conventional means such as bolts, rivets, welding, etc. that are mature in the prior art. Moreover, the machines, parts, and equipment all adopt conventional models in the prior art. Coupled with the circuit connection adopting the conventional connection method in the prior art, no specific description will be made here.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cemented carbide heat treatment device, comprising a heat treatment cabinet (2), characterized in that: A hot steam delivery pipeline (4) is installed on the upper surface of the exterior of the heat treatment machine box (2), and the hot steam delivery pipeline (4) is sealedly connected to a heat source branch pipe nozzle (16) arranged inside the heat treatment machine box (2) through a heat source main pipe (15). A hot steam storage tank (9) is installed outside the heat treatment machine box (2), and the interior of the hot steam storage tank (9) is sealedly connected to a steam engine pump (11) through a steam delivery pipeline (10), and the output end of the steam engine pump (11) is sealedly connected to a curved steam outlet pipe (13) through a steam exhaust pipe (13). A pipe conveying assembly (14), one end of the bent pipe conveying assembly (14) is sealedly connected to the hot steam conveying pipeline (4) through a tee, a steam pressure relief storage tank (8) is installed on one side of the hot steam storage tank (9), the interior of the steam pressure relief storage tank (8) is sealedly connected to the steam exhaust pipe (13) through a steam pressure relief pipeline (6), a steam temperature regulating tank (7) is installed on one side of the steam pressure relief storage tank (8), and the interior of the steam temperature regulating tank (7) is connected to the interior of the heat treatment cabinet (2) through a spray pipe (5).

2. A cemented carbide heat treatment device according to claim 1, characterized in that: A pressure relief control valve is installed on the steam pressure relief pipeline (6).

3. A cemented carbide heat treatment device according to claim 1, characterized in that: A gas pressure monitoring gauge (12) is installed on the steam exhaust pipe (13).

4. A cemented carbide heat treatment device according to claim 1, characterized in that: The upper end of the hot steam storage tank (9) is provided with a steam inlet pipe.

5. The cemented carbide heat treatment device according to claim 1, characterized in that: An alloy heat treatment machine platform (17) is arranged inside the heat treatment machine box (2), and the bottom of the alloy heat treatment machine platform (17) is slidably connected to the heat treatment machine box (2) via a pulley.

6. A cemented carbide heat treatment device according to claim 1, characterized in that: A heat source temperature sensor (3) is provided at the upper end of the heat treatment cabinet (2).

7. The cemented carbide heat treatment device according to claim 1, characterized in that: Sealed box doors (1) are installed on both side surfaces of the heat treatment machine box (2), door handles are provided on the sealed box doors (1), and the sealed box doors (1) are connected to the heat treatment machine box (2) via hinges.

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