Heat treatment equipment with energy-saving effect for casting machining

Abstract

The utility model relates to an energy-saving heat treatment device for casting processing, which relates to the technical field of casting processing and comprises a heat preservation cabinet body, a heating cavity is arranged in the middle of the inside of the heat preservation cabinet body, electric heating plates are fixedly mounted at the upper end and two sides of the inside of the heating cavity, and a placing plate is clamped at the lower end of the inside of the heating cavity in a sliding manner. A heating cavity is formed in the heat preservation cabinet body, a sealing door is hinged to one end of the heat preservation cabinet body and seals the heating cavity, a heat exchange box is fixedly installed on one side of the exterior of the heat preservation cabinet body and communicates with the heating cavity, and when the heat preservation cabinet is used, when the sealing door is opened, hot air in the heating cavity is sucked into the heat exchange box; according to the heat exchange box, hot air overflowing from the interior of the heating cavity can be reused conveniently, loss is avoided, negative pressure is formed in the heating cavity when the hot air is sucked into the heat exchange box, external air enters the heating cavity through the position of the sealing door, then the hot air is prevented from overflowing, a worker is prevented from being burnt, and the safety during use is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of casting processing, in particular to a heat treatment device for casting processing with energy-saving effect. Background Art

[0002] Castings are metal shaped objects obtained by various casting methods, that is, the smelted liquid metal is poured into a pre-prepared mold by pouring, injection, suction or other casting methods, and then cooled and polished to obtain objects with a certain shape, size and performance. When processing castings, heat treatment equipment is needed to heat treat the castings. The purpose of casting heat treatment is to change the crystal structure of the steel casting itself and improve stability and processing performance.

[0003] As disclosed in the publication number: CN217398934U, a heat treatment equipment for casting processing with a preheating function includes a workbench and a conveying mechanism installed on the upper end of the workbench and operating in the left and right directions. A plurality of bearing platforms are placed on the conveying mechanism, and a support rod is provided at the upper end of each bearing platform. A heating box is provided on the top of the workbench, and the heating box is composed of a front box body and a rear box body. The front box body and the rear box body are both provided with heating pipes. A closing cylinder for driving the front box body and the rear box body to close is provided on the workbench. The left sides of the front box body and the rear box body are respectively connected to the front preheating box body and the rear preheating box body, and the front preheating box body and the rear preheating box body can be closed as a preheating box body. A cooling device is provided on the workbench on the right side of the heating box. The heat treatment equipment for casting processing with a preheating function of the utility model can realize continuous heat treatment of castings and can effectively improve the utilization rate of thermal energy.

[0004] However, current casting heat treatment equipment requires frequent removal of castings from the heating chamber to replace castings during use. When replacing castings, the heating chamber is in an open state, resulting in severe heat loss. In addition, when taking and placing castings, hot air overflows, causing operators to be easily burned by heat radiation, making it inconvenient to use. Utility Model Content

[0005] In order to overcome the technical defects of the prior art, the utility model provides a heat treatment equipment for casting processing with energy-saving effect. When in use, the overflow heat is utilized to achieve energy-saving effect, and when the casting is taken and placed, the overflow of hot air is avoided to cause burns.

[0006] The technical solution adopted by the utility model is: a heat treatment equipment for casting processing with energy-saving effect, including a heat preservation cabinet, a heating chamber is opened in the middle position of the interior of the heat preservation cabinet, and electric heating plates are fixedly installed on the upper end and both sides of the interior of the heating chamber, a placement plate is slidably clamped on the lower end of the interior of the heating chamber, and a sealing door is hinged at one end of the heat preservation cabinet, and the sealing door seals the heating chamber, a heat exchange box is fixedly installed on one side of the exterior of the heat preservation cabinet, and the heat exchange box is connected to the heating chamber. When in use, the casting to be heat treated is placed on the placement plate, and the casting is pushed into the interior of the heating chamber through the placement plate, the sealing door is closed, and through The electric heating plate heats the interior of the heating chamber and performs heat treatment on the casting on the placement plate. After the heat treatment is completed, when the sealed door is opened, the hot air in the heating chamber is drawn into the interior of the heat exchange box from the rear side of the insulation cabinet, and when the air is drawn, a negative pressure is formed inside the heating chamber, and the external air enters the interior of the heating chamber through the sealed door position, thereby preventing the hot air from overflowing through one end of the sealed door when the placement plate is pulled out and pushed in, causing burns to the operator. The hot air is drawn into the interior of the heat exchange box, and the heat in the hot air is reused to avoid loss, thereby achieving energy-saving effects and convenient use.

[0007] Preferably, the upper end of the heating chamber is an arc-shaped structure, and slide rails are fixedly installed on both sides of the lower end of the interior of the heating chamber, the placement plate is slidably clamped on the slide rails, an arc-shaped groove is longitudinally opened at the upper end of the slide rail, and guide rails are fixedly installed on both sides of the lower surface of the placement plate, the guide rails are slidably clamped on the slide rails, the slide rail is a T-shaped structure, and the guide rail is a concave structure, a ball is evenly installed inside the guide rail for rotation, and the lower end of the ball is clamped inside the arc groove, one end of the placement plate is located between the guide rails and a traction hole is opened, when the placement plate is pushed and pulled, the guide rail moves on the slide rail, and when moving, the ball rolls inside the arc groove, thereby improving smoothness during pushing and pulling, facilitating use, and facilitating the taking and placing of castings.

[0008] Preferably, an air outlet pipe is fixedly installed on the rear side of the heat preservation cabinet, and the air outlet pipe is connected to the heating chamber, an air pump is fixedly installed on the rear side of the heat preservation cabinet, and the air outlet pipe is connected to the input end of the air pump, a connecting pipe is fixedly installed on the output end of the air pump, and the other end of the connecting pipe is connected to the heat exchange box, partitions are fixedly installed on both sides of the interior of the heat exchange box, and the partitions divide the interior of the heat exchange box into an air inlet chamber, a heat exchange chamber and an air outlet chamber, the connecting pipe is connected to the air inlet chamber, heat exchange plates are evenly fixedly installed between the partitions, the heat exchange plates are of a hollow structure, and the air inlet chamber and the air outlet chamber are connected through the heat exchange plates, and an air outlet window is opened on one side of the heat exchange box, and the air outlet window The heat exchange box is connected to the air outlet chamber, and a water inlet pipe and a water outlet pipe are fixedly installed on both sides of the upper end, and the water inlet pipe and the water outlet pipe are both connected to the heat exchange chamber. When the sealed door is opened, the air pump is turned on, so that the hot air inside the heating chamber is drawn into the interior of the heat exchange box through the air outlet pipe and the connecting pipe, and passes through the heat exchange plate, so that the hot air enters the air outlet chamber from the air inlet chamber and is discharged through the air outlet window. When heat exchange is performed, water to be heated is supplied to the interior of the heat exchange chamber through the water inlet pipe and the water outlet pipe, and contacts with the heat exchange plate, thereby facilitating the transfer of heat to the water and utilizing the hot water, thereby achieving energy-saving effects, facilitating use, and avoiding heat loss.

[0009] The beneficial effects of the utility model are as follows: when in use, when the sealed door is opened, the hot air inside the heating chamber is drawn into the interior of the heat exchange box, which makes it easy to reuse the hot air overflowing from the heating chamber and avoid loss; and when the hot air is drawn into the heat exchange box, a negative pressure is formed inside the heating chamber, so that the external air enters the interior of the heating chamber through the sealed door position, thereby avoiding the overflow of hot air and burns to the staff, thereby improving safety during use. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0011] Figure 2 It is a partial structural schematic diagram of the utility model.

[0012] Figure 3 It is a structural schematic diagram of the heat preservation cabinet in the utility model.

[0013] Figure 4 It is a structural schematic diagram of the placement plate in the utility model.

[0014] Explanation of the accompanying drawings: In the figure: 1. Insulation cabinet; 2. Heating chamber; 3. Electric heating plate; 4. Placement plate; 5. Sealed door; 6. Heat exchange box; 7. Slide rail; 8. Arc groove; 9. Guide rail; 10. Ball bearing; 11. Traction hole; 12. Air outlet pipe; 13. Air pump; 14. Connecting pipe; 15. Partition; 16. Air inlet chamber; 17. Heat exchange chamber; 18. Air outlet chamber; 19. Heat exchange plate; 20. Air outlet window; 21. Water inlet pipe; 22. Water outlet pipe. DETAILED DESCRIPTION

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

[0016] like Figure 1-4 As shown, the present embodiment provides a heat treatment equipment for casting processing with energy-saving effect, including a heat preservation cabinet 1, a heating chamber 2 is opened in the middle position inside the heat preservation cabinet 1, and electric heating plates 3 are fixedly installed on the upper end and both sides of the interior of the heating chamber 2, a placement plate 4 is slidably clamped on the lower end of the interior of the heating chamber 2, and a sealing door 5 is hinged at one end of the heat preservation cabinet 1, and the sealing door 5 seals the heating chamber 2, and a heat exchange box 6 is fixedly installed on one side of the exterior of the heat preservation cabinet 1, and the heat exchange box 6 is connected to the heating chamber 2. When in use, the casting to be heat treated is placed on the placement plate 4, and the casting is pushed into the interior of the heating chamber 2 through the placement plate 4, the sealing door 5 is closed, and through The electric heating plate 3 heats the interior of the heating chamber 2 and performs heat treatment on the casting on the placement plate 4. After the heat treatment is completed, when the sealed door 5 is opened, the hot air inside the heating chamber 2 is drawn from the rear side of the insulation cabinet 1 to the interior of the heat exchange box 6, and when the air is drawn, a negative pressure is formed inside the heating chamber 2, and the external air enters the interior of the heating chamber 2 through the position of the sealed door 5, thereby preventing the hot air from overflowing through one end of the sealed door 5 when the placement plate 4 is pulled out and pushed in, causing burns to the operator, and the hot air is drawn into the interior of the heat exchange box 6, and the heat in the hot air is reused to avoid loss, thereby achieving energy-saving effects and convenient use.

[0017] The upper end of the heating chamber 2 is an arc-shaped structure, and slide rails 7 are fixedly installed on both sides of the lower end of the interior of the heating chamber 2. The placement plate 4 is slidably clamped on the slide rails 7. An arc groove 8 is longitudinally opened at the upper end of the slide rail 7, and guide rails 9 are fixedly installed on both sides of the lower surface of the placement plate 4. The guide rails 9 are slidably clamped on the slide rails 7. The slide rail 7 is a T-shaped structure, and the guide rail 9 is a concave structure. Balls 10 are evenly installed inside the guide rails 9 for rotation, and the lower end of the ball 10 is clamped inside the arc groove 8. One end of the placement plate 4 is located between the guide rails 9 and a traction hole 11 is opened. When the placement plate 4 is pushed and pulled, the guide rail 9 moves on the slide rail 7, and when moving, the ball 10 rolls inside the arc groove 8, thereby improving the smoothness during pushing and pulling, facilitating use, and facilitating the taking and placing of castings.

[0018] An air outlet pipe 12 is fixedly installed on the rear side of the heat preservation cabinet 1, and the air outlet pipe 12 is connected to the heating chamber 2. An air pump 13 is fixedly installed on the rear side of the heat preservation cabinet 1, and the air outlet pipe 12 is connected to the input end of the air pump 13. A connecting pipe 14 is fixedly installed on the output end of the air pump 13, and the other end of the connecting pipe 14 is connected to the heat exchange box 6. Partitions 15 are fixedly installed on both sides of the interior of the heat exchange box 6, and the partitions 15 divide the interior of the heat exchange box 6 into an air inlet chamber 16, a heat exchange chamber 17 and an air outlet chamber 18. The connecting pipe 14 is connected to the air inlet chamber 16, and heat exchange plates 19 are evenly fixedly installed between the partitions 15. The heat exchange plates 19 are hollow structures, and the air inlet chamber 16 and the air outlet chamber 18 are connected through the heat exchange plates 19. An air outlet window 20 is provided on one side of the heat exchange box 6. The air window 20 is connected with the air outlet cavity 18, and the water inlet pipe 21 and the water outlet pipe 22 are fixedly installed on both sides of the upper end of the heat exchange box 6, and the water inlet pipe 21 and the water outlet pipe 22 are both connected with the heat exchange cavity 17. When the sealing door 5 is opened, the air pump 13 is turned on, so that the hot air inside the heating cavity 2 is drawn into the interior of the heat exchange box 6 through the air outlet pipe 12 and the connecting pipe 14, and passes through the heat exchange plate 19, so that the hot air enters the interior of the air outlet cavity 18 from the air inlet cavity 16 and is discharged through the air outlet window 20. When heat exchange is performed, the water to be heated is supplied to the interior of the heat exchange cavity 17 through the water inlet pipe 21 and the water outlet pipe 22 to contact the heat exchange plate 19, thereby facilitating the transfer of heat to the water and utilizing the hot water, thereby achieving energy-saving effects, facilitating use, and avoiding heat loss.

[0019] The above shows and describes the basic principles and main features of the invention and the advantages of the invention. Those skilled in the art should understand that the invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the invention. Without departing from the spirit and scope of the invention, the invention may have various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the invention shall be defined by the attached claims and their equivalents.

Claims

1. A heat treatment equipment for casting processing with energy-saving effect, characterized in that: The invention comprises a heat preservation cabinet (1), wherein a heating chamber (2) is provided in the middle of the interior of the heat preservation cabinet (1), and electric heating plates (3) are fixedly mounted on the upper end and both sides of the interior of the heating chamber (2), a placement plate (4) is slidably engaged with the lower end of the interior of the heating chamber (2), and a sealing door (5) is hingedly mounted at one end of the heat preservation cabinet (1), and the sealing door (5) seals the heating chamber (2), and a heat exchange box (6) is fixedly mounted on one side of the exterior of the heat preservation cabinet (1), and the heat exchange box (6) is connected to the heating chamber (2).

2. The heat treatment equipment for casting processing with energy-saving effect according to claim 1 is characterized in that: The upper end of the heating chamber (2) is an arc-shaped structure, and slide rails (7) are fixedly installed on both sides of the lower end of the interior of the heating chamber (2), and the placement plate (4) is slidably engaged with the slide rails (7).

3. The heat treatment equipment for casting processing with energy-saving effect according to claim 2 is characterized in that: An arc-shaped groove (8) is longitudinally provided at the upper end of the slide rail (7), and guide rails (9) are fixedly mounted on both sides of the lower surface of the placement plate (4), and the guide rails (9) are slidably engaged with the slide rail (7).

4. The heat treatment equipment for casting processing with energy-saving effect according to claim 3 is characterized in that: The slide rail (7) is a T-shaped structure, and the guide rail (9) is a concave structure. A ball (10) is evenly rotatably mounted inside the guide rail (9), and the lower end of the ball (10) is clamped inside the arc groove (8). One end of the placement plate (4) is located between the guide rails (9) and is provided with a traction hole (11).

5. The heat treatment equipment for casting processing with energy-saving effect according to claim 1, characterized in that: An air outlet pipe (12) is fixedly mounted on the rear side of the heat preservation cabinet (1), and the air outlet pipe (12) is connected to the heating chamber (2); an air pump (13) is fixedly mounted on the rear side of the heat preservation cabinet (1), and the air outlet pipe (12) is connected to an input end of the air pump (13); a connecting pipe (14) is fixedly mounted on the output end of the air pump (13), and the other end of the connecting pipe (14) is connected to the heat exchange box (6).

6. The heat treatment equipment for casting processing with energy-saving effect according to claim 5, characterized in that: Partition plates (15) are fixedly installed on both sides of the interior of the heat exchange box (6), and the partition plates (15) divide the interior of the heat exchange box (6) into an air inlet chamber (16), a heat exchange chamber (17) and an air outlet chamber (18), and the connecting pipe (14) is connected to the air inlet chamber (16).

7. The heat treatment equipment for casting processing with energy-saving effect according to claim 6, characterized in that: Heat exchange plates (19) are evenly fixedly installed between the partitions (15); the heat exchange plates (19) are of a hollow structure; the air inlet cavity (16) and the air outlet cavity (18) are connected via the heat exchange plates (19); and an air outlet window (20) is provided on one side of the heat exchange box (6); the air outlet window (20) is connected to the air outlet cavity (18).

8. The heat treatment equipment for casting processing with energy-saving effect according to claim 7, characterized in that: A water inlet pipe (21) and a water outlet pipe (22) are respectively fixedly mounted on both sides of the upper end of the heat exchange box (6), and the water inlet pipe (21) and the water outlet pipe (22) are both connected to the heat exchange chamber (17).

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