High-pressure gas quenching vacuum furnace for heat treatment of metal parts

Abstract

The utility model discloses a high-pressure gas quenching vacuum furnace for heat treatment of metal pieces, which comprises a fixed bottom plate, a metal piece heat treatment heating component and a metal piece heat treatment cooling component, the metal piece heat treatment heating assembly comprises a metal piece heat treatment furnace body, a closed barrel cover, a pressure release valve, a heat treatment controller, a metal heat treatment heating barrel, a buckle fixing block, a heat treatment cage connecting buckle, a metal piece heat treatment cage, a closed plate sliding groove and a bottom closed plate. The metal part heat treatment cooling assembly comprises a bottom ventilation net, a supporting ring plate, a motor supporting shaft, an air cooling motor, a cooling transmission shaft, rotary cooling fan blades, a cold water conveying pipe, a connecting support, a refrigerating machine and a cold air conveying pipe. The purpose of conveniently and uniformly heating the metal part can be achieved through the metal part heat treatment heating assembly, the purpose of conveniently and efficiently cooling the heated metal part can be achieved through the metal part heat treatment cooling assembly, and the work efficiency of metal part heat treatment is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heat treatment of metal parts, in particular to a high-pressure gas quenching vacuum furnace for heat treatment of metal parts. Background Art

[0002] Heat treatment of metal parts is a process to improve the performance of metal materials. It refers to a heat processing process in which the material is heated to a certain temperature and maintained for a certain period of time to change the internal structure of the metal material in order to meet the needs of metal processing technology. The ultimate goal is to cause it to deform accordingly and become a variety of organizational structures, thereby obtaining the required performance. When heat treating metal parts, a high-pressure gas quenching vacuum furnace is required for auxiliary processing. However, the existing high-pressure gas quenching vacuum furnace for heat treatment of metal parts is not convenient for uniform heat treatment of metal parts, and it is not convenient for efficient cooling of metal parts after heating. Therefore, a high-pressure gas quenching vacuum furnace for heat treatment of metal parts is urgently needed to solve the above problems. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a high-pressure gas quenching vacuum furnace for heat treatment of metal parts.

[0004] In order to achieve the above functions, the technical solution adopted by the utility model is as follows: a high-pressure gas quenching vacuum furnace for heat treatment of metal parts, comprising a fixed bottom plate, a heat treatment furnace bracket is connected to the fixed bottom plate, a metal part heat treatment heating component is connected to the heat treatment furnace bracket, the metal part heat treatment heating component comprises a metal part heat treatment furnace body connected to the heat treatment furnace bracket, a closed barrel cover is snap-connected at the opening of the metal part heat treatment furnace body, a pressure relief valve is penetrated and connected on the closed barrel cover, and a heat treatment is penetrated and connected on the side wall of the metal part heat treatment furnace body. A controller, the heat treatment controller is connected with a metal heat treatment heating barrel, the inner wall of the metal heat treatment heating barrel is connected with a snap fixing block, the snap fixing block is snap-connected with a heat treatment cage connecting snap, the heat treatment cage connecting snap is hingedly connected with a metal part heat treatment cage, the bottom wall of the metal part heat treatment furnace body is connected with a closing plate slide groove, the closing plate slide groove is slidingly connected with a bottom closing plate, the bottom wall of the metal part heat treatment furnace body is connected with a bottom ventilation net, and the metal part heat treatment furnace body is connected with a metal part heat treatment cooling assembly.

[0005] In order to smoothly achieve the purpose of convenient and efficient cooling treatment of metal parts after heating, the metal part heat treatment cooling assembly includes a support ring plate connected to the closed plate slide slot, the support ring plate is connected to a motor support shaft, the motor support shaft is connected to an air-cooled motor, the air-cooled motor is rotatably connected to a cooling transmission shaft, the cooling transmission shaft is connected to a rotating cooling fan blade, a cold water delivery pipe is wrapped around and connected to the side wall of the metal part heat treatment furnace body, a connecting support is connected to the fixed bottom plate, a refrigerator is connected to the connecting support, and the refrigerator is connected to a cold air delivery pipe that penetrates the side wall of the metal part heat treatment furnace body.

[0006] Furthermore, a buckle fixing groove is provided on the buckle fixing block.

[0007] Furthermore, the heat treatment controller is electrically connected to the metal heat treatment heating barrel.

[0008] Among them, the fixed bottom plate is arranged in an I-shape, the heat treatment furnace bracket is arranged in an L-shape, the heat treatment cage connecting buckle is arranged in an L-shape, and the connecting support is arranged in an L-shape.

[0009] Furthermore, the heat treatment furnace bracket is provided with two groups, and the buckle fixing block and the heat treatment cage connecting buckle are provided with two groups.

[0010] Preferably, the metal part heat treatment cage and the bottom ventilation net are both made of stainless steel wire material.

[0011] The beneficial effects achieved by the utility model using the above structure are as follows: This scheme is a high-pressure gas quenching vacuum furnace for heat treatment of metal parts. The purpose of uniform heat treatment of metal parts can be achieved through the metal parts heat treatment heating component. The purpose of efficient cooling of metal parts after heating can be achieved through the metal parts heat treatment cooling component, thereby improving the work efficiency of metal parts heat treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a schematic diagram of the structure of a high-pressure gas quenching vacuum furnace for heat treatment of metal parts proposed in this scheme;

[0013] Figure 2 Another angle of the high-pressure gas quenching vacuum furnace for heat treatment of metal parts proposed in this scheme; structural schematic diagram

[0014] Figure 3 A cross-sectional view of a high-pressure gas quenching vacuum furnace for heat treatment of metal parts proposed in this scheme.

[0015] Among them, 1. Fixed bottom plate, 2. Heat treatment furnace bracket, 3. Metal parts heat treatment heating assembly, 4. Metal parts heat treatment cooling assembly, 5. Metal parts heat treatment furnace body, 6. Closed barrel cover, 7. Pressure relief valve, 8. Heat treatment controller, 9. Metal heat treatment heating barrel, 10. Buckle fixing block, 11. Heat treatment cage connecting buckle, 12. Metal parts heat treatment cage, 13. Closed plate slide, 14. Bottom closed plate, 15. Bottom ventilation net, 16. Support ring plate, 17. Motor support shaft, 18. Air-cooled motor, 19. Cooling drive shaft, 20. Rotating cooling fan blades, 21. Cold water delivery pipe, 22. Connecting support, 23. Refrigeration machine, 24. Cold air delivery pipe.

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0018] like Figure 1-3 As shown, in order to achieve the above functions, the technical solution adopted by the utility model is as follows: a high-pressure gas quenching vacuum furnace for heat treatment of metal parts, comprising a fixed bottom plate 1, a heat treatment furnace bracket 2 is connected to the fixed bottom plate 1, a metal part heat treatment heating assembly 3 is connected to the heat treatment furnace bracket 2, the metal part heat treatment heating assembly 3 comprises a metal part heat treatment furnace body 5 connected to the heat treatment furnace bracket 2, a closed barrel cover 6 is snap-connected at the opening of the metal part heat treatment furnace body 5, a pressure relief valve 7 is penetrated and connected to the closed barrel cover 6, and a heat treatment controller is penetrated and connected to the side wall of the metal part heat treatment furnace body 5 8. A metal heat treatment heating barrel 9 is connected to the heat treatment controller 8, a buckle fixing block 10 is connected to the inner wall of the metal heat treatment heating barrel 9, a heat treatment cage connecting buckle 11 is buckled on the buckle fixing block 10, a metal part heat treatment cage 12 is hingedly connected on the heat treatment cage connecting buckle 11, a closing plate slide groove 13 is connected to the bottom wall of the metal part heat treatment furnace body 5, a bottom closing plate 14 is connected by a sliding buckle on the closing plate slide groove 13, a bottom ventilation net 15 is connected to the bottom wall of the metal part heat treatment furnace body 5, and a metal part heat treatment cooling assembly 4 is connected to the metal part heat treatment furnace body 5.

[0019] like Figure 1-3As shown, the metal part heat treatment cooling assembly 4 includes a support ring plate 16 connected to the closing plate slide 13, a motor support shaft 17 connected to the support ring plate 16, an air-cooling motor 18 connected to the motor support shaft 17, a cooling drive shaft 19 rotatably connected to the air-cooling motor 18, a rotating cooling fan blade 20 connected to the cooling drive shaft 19, a cold water delivery pipe 21 wrapped around the side wall of the metal part heat treatment furnace body 5, a connecting support 22 connected to the fixed bottom plate 1, a refrigerator 23 connected to the connecting support 22, and a cold air delivery pipe 24 penetrating the side wall of the metal part heat treatment furnace body 5 connected to the refrigerator 23.

[0020] like Figure 1-3 As shown, a buckle fixing groove is provided on the buckle fixing block 10 .

[0021] like Figure 1-3 As shown, the heat treatment controller 8 is electrically connected to the metal heat treatment heating barrel 9.

[0022] like Figure 1-3 As shown, the fixed bottom plate 1 is arranged in an I-shape, the heat treatment furnace bracket 2 is arranged in an L-shape, the heat treatment cage connecting buckle 11 is arranged in an L-shape, and the connecting support 22 is arranged in an L-shape.

[0023] like Figure 1-3 As shown, the heat treatment furnace bracket 2 is provided with two groups, and the buckle fixing block 10 and the heat treatment cage connecting buckle 11 are provided with two groups.

[0024] like Figure 1-3 As shown, the metal part heat treatment cage 12 and the bottom ventilation net 15 are both made of stainless steel wire material.

[0025] During specific use, the user removes the closed barrel cover 6 from the metal heat treatment furnace body 5, then fixes the two sets of heat treatment cage connecting buckles 11 together with the metal heat treatment cage 12 in the two sets of buckle fixing blocks 10, places the metal parts to be heat treated in the metal heat treatment cage 12, and then fixes and closes the metal heat treatment furnace body 5 with the closed barrel cover 6, turns on the heat treatment controller 8 to trigger the metal heat treatment heating barrel 9 for high-temperature heating, so as to facilitate the heating treatment of the metal parts in the metal heat treatment cage 12. After the heating treatment is completed, the heat treatment controller 8 is turned off, the pressure relief valve 7 is opened to release the pressure, and then the bottom The closing plate 14 is slid and withdrawn along the closing plate slide groove 13, and the air cooling motor 18 is turned on, so that the cooling drive shaft 19 rotates accordingly to drive the rotating cooling fan blades 20 to rotate. The rotating cooling fan blades 20 rotate to blow wind through the bottom ventilation net 15 into the metal parts heat treatment furnace body 5 to cool the metal heat treatment heating barrel 9. The cold water is circulated through the cold water delivery pipe 21 for water cooling. The refrigerator 23 is turned on to deliver cold air through the cold air delivery pipe 24 into the metal parts heat treatment furnace body 5 to further cool the metal heat treatment heating barrel 9. The above is the entire use process of the high-pressure gas quenching vacuum furnace for metal parts heat treatment processing.

[0026] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0027] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

[0028] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. A high pressure gas quenching vacuum furnace for heat treatment of metal parts, characterized in that: The invention comprises a fixed bottom plate, wherein a heat treatment furnace bracket is connected to the fixed bottom plate, and a metal part heat treatment heating assembly is connected to the heat treatment furnace bracket, and the metal part heat treatment heating assembly comprises a metal part heat treatment furnace body connected to the heat treatment furnace bracket, a closed barrel cover is snap-connected at the opening of the metal part heat treatment furnace body, a pressure relief valve is connected through the closed barrel cover, a heat treatment controller is connected through the side wall of the metal part heat treatment furnace body, a metal heat treatment heating barrel is connected to the heat treatment controller, a snap-fit ​​fixing block is connected to the inner wall of the metal heat treatment heating barrel, a heat treatment cage connecting buckle is snap-connected on the snap-fit ​​fixing block, a metal part heat treatment cage is hingedly connected on the heat treatment cage connecting buckle, a closing plate slide groove is connected to the bottom wall of the metal part heat treatment furnace body, a bottom closing plate is slidably snap-connected on the closing plate slide groove, a bottom ventilation net is connected to the bottom wall of the metal part heat treatment furnace body, and a metal part heat treatment cooling assembly is connected to the metal part heat treatment furnace body.

2. The high pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 1, characterized in that: The metal parts heat treatment cooling assembly includes a support ring plate connected to the closing plate slide, the support ring plate is connected to a motor support shaft, the motor support shaft is connected to an air-cooled motor, the air-cooled motor is rotatably connected to a cooling drive shaft, the cooling drive shaft is connected to a rotating cooling fan blade, a cold water delivery pipe is wound around and connected to the side wall of the metal parts heat treatment furnace body, a connecting support is connected to the fixed bottom plate, a refrigerator is connected to the connecting support, and the refrigerator is connected to a cold air delivery pipe that penetrates the side wall of the metal parts heat treatment furnace body.

3. The high pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 2, characterized in that: The buckle fixing block is provided with a buckle fixing groove.

4. The high-pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 3, characterized in that: The heat treatment controller is electrically connected to the metal heat treatment heating barrel.

5. The high pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 4, characterized in that: The fixed bottom plate is arranged in an I-shape, the heat treatment furnace bracket is arranged in an L-shape, the heat treatment cage connecting buckle is arranged in an L-shape, and the connecting support is arranged in an L-shape.

6. A high pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 5, characterized in that: The heat treatment furnace bracket is provided with two groups, and the buckle fixing block and the heat treatment cage connecting buckle are both provided with two groups.

7. A high pressure gas quenching vacuum furnace for heat treatment of metal parts according to claim 6, characterized in that: The metal part heat treatment cage and the bottom ventilation net are both made of stainless steel wire.

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