Heat treatment device for metal casting

Abstract

The utility model discloses a metal casting heat treatment device which comprises a heat treatment furnace, a door hole is formed in one side of the heat treatment furnace, a sliding groove is formed in the inner side of the door hole and located in the heat treatment furnace, a sealing door plate is connected between the inner walls of the sliding groove in a sliding mode, and a limiting assembly is arranged on one side of the sliding groove. And a fixing block is fixedly connected between the inner walls of the heat treatment furnace, the top of the fixing block is slidably connected with a material carrying box, and a displacement assembly is arranged in the fixing block and used for driving the material carrying box to move. The material carrying box is driven by the displacement assembly to move on the top of the fixing block, when a metal casting needs to be taken, the metal casting is taken away from the heat treatment furnace through the material carrying box and then is taken through a tool, and therefore an operator can conveniently observe and treat the metal casting in heat treatment, and the working efficiency is improved. Meanwhile, the safety in the operation process is improved, and the burn risk is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of metal casting processing, in particular to a heat treatment device for metal castings. Background Art

[0002] Metal casting processing refers to the process of pouring the melted metal into a mold and forming the desired shape after cooling and solidification. In the metal casting processing, heat treatment is an important link, among which annealing is a common heat treatment method. Annealing is to heat the metal material to a certain temperature and then slowly cool it to eliminate internal stress and improve the toughness and plasticity of the material.

[0003] During heat treatment annealing operations, metal castings need to be kept warm, resulting in a high temperature in the heat treatment furnace. However, when the metal castings in the furnace need to be taken out, the hands of the workers are easily affected by the high temperature and burned. To solve this problem, we propose a metal casting heat treatment device that allows workers to easily take out and place the heat-treated metal castings, thereby improving the safety of the operation. Utility Model Content

[0004] The purpose of the utility model is to provide a heat treatment device for metal castings to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat treatment device for metal castings, comprising a heat treatment furnace, a door hole is provided on one side of the heat treatment furnace, a slide groove is provided on the inner side of the door hole and located inside the heat treatment furnace, a sealed door panel is slidably connected between the inner walls of the slide groove, a limiting assembly is provided on one side of the slide groove, the limiting assembly is used to drive the sealed door panel to move, a fixed block is fixedly connected between the inner walls of the heat treatment furnace, a loading box is slidably connected to the top of the fixed block, a displacement assembly is provided inside the fixed block, and the displacement assembly is used to drive the loading box to move.

[0006] As a further preferred embodiment of the present technical solution, the displacement assembly includes a movable groove, the movable groove is opened on the top of the fixed block, a threaded rod is rotatably connected between the inner walls of the movable groove, the outer side of the threaded rod is threadedly connected to the movable block, and the top of the movable block is fixedly connected to the loading box.

[0007] As a further preferred embodiment of the present technical solution, the limit assembly includes a side groove, the side groove is provided with one side of the slide groove, the outer side of the heat treatment furnace is provided with an L-shaped through groove, the L-shaped through groove is communicated with the side groove, a connecting block is slidably connected between the inner walls of the side groove, one side of the connecting block is fixedly connected to the sealing door panel, a limit hole is provided inside the connecting block, a limit rod is slidably connected between the inner walls of the limit hole, and the outer side of the limit rod is slidably connected to the inner wall of the L-shaped through groove.

[0008] As a further preferred embodiment of the present technical solution, a mounting plate is fixedly connected to the outer side of the heat treatment furnace, a servo motor is fixedly installed on the top of the mounting plate, and an output end of the servo motor extends to the inside of the movable groove and is fixedly connected to the threaded rod.

[0009] As a further preferred embodiment of the present technical solution, one end of the limit rod extends to the outside of the heat treatment furnace and is fixedly connected to a grip rod.

[0010] As a further preferred embodiment of the present technical solution, a constant temperature heater is fixedly installed inside the heat treatment furnace and above the fixed block.

[0011] The utility model provides a heat treatment device for metal castings, which has the following beneficial effects:

[0012] (1) The utility model drives the material loading box to move on the top of the fixed block through the displacement component. When the metal casting needs to be taken out, the metal casting is taken away from the heat treatment furnace by the material loading box and then taken out by tools. This makes it convenient for operators to observe and handle the metal castings during heat treatment, while improving the safety of the operation process and reducing the risk of burns.

[0013] (2) The utility model drives the sealing door plate to move between the inner walls of the slide groove through the limit assembly, and utilizes the contact between the sealing door plate and the inner wall of the slide groove to further improve the sealing performance in the heat treatment furnace during annealing operation, avoid heat loss, reduce capacity loss, and save thermal resources. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a side cross-sectional structural schematic diagram of the utility model;

[0016] Figure 3 This is a schematic diagram of the chute structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the sealing door panel structure of the utility model;

[0018] Figure 5For the utility model Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0019] In the figure: 1. heat treatment furnace; 2. fixed block; 3. constant temperature heater; 4. moving groove; 5. loading box; 6. threaded rod; 7. slide groove; 8. side groove; 9. L-shaped through groove; 10. sealing door panel; 11. connecting block; 12. limit hole; 13. limit rod; 14. grip rod; 15. mounting plate; 16. servo motor; 17. door hole; 18. moving block. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0021] The utility model provides a technical solution: Figure 1-Figure 5 As shown, in the present embodiment, a heat treatment device for metal castings comprises a heat treatment furnace 1, a door hole 17 is provided on one side of the heat treatment furnace 1, a slide groove 7 is provided on the inner side of the door hole 17 and located inside the heat treatment furnace 1, a sealed door panel 10 is slidably connected between the inner walls of the slide groove 7, a limiting assembly is provided on one side of the slide groove 7, and the limiting assembly is used to drive the sealed door panel 10 to move, a fixed block 2 is fixedly connected between the inner walls of the heat treatment furnace 1, a loading box 5 is slidably connected to the top of the fixed block 2, a displacement assembly is provided inside the fixed block 2, and the displacement assembly is used to drive the loading box 5 to move, and a constant temperature heater 3 is fixedly installed inside the heat treatment furnace 1 and located above the fixed block 2.

[0022] When it is necessary to observe or take the metal castings in the heat treatment process, the sealing door panel 10 is first driven by the limit assembly to move between the inner walls of the slide groove 7, so that the door hole 17 is in an open state, and then the displacement assembly is used to drive the loading box 5 to move to the outside of the heat treatment furnace 1, so that the loading box 5 transfers the metal castings to the outside of the heat treatment furnace 1 through the door hole 17 to facilitate the staff to observe or take the metal castings, thereby avoiding the risk of burns to the staff, and also improving the use efficiency of the heat treatment device, making the use of the heat treatment furnace 1 more convenient.

[0023] like Figure 1-Figure 5 As shown, the displacement assembly includes a moving groove 4, the moving groove 4 is opened on the top of the loading fixed block 2, a threaded rod 6 is rotatably connected between the inner walls of the moving groove 4, the outer side of the threaded rod 6 is threadedly connected to a moving block 18, the top of the moving block 18 is fixedly connected to the loading box 5, a mounting plate 15 is fixedly connected to the outer side of the heat treatment furnace 1, a servo motor 16 is fixedly installed on the top of the mounting plate 15, and the output end of the servo motor 16 extends to the interior of the moving groove 4 and is fixedly connected to the threaded rod 6.

[0024] The threaded rod 6 is driven to rotate between the inner walls of the movable groove 4 by the servo motor 16, so that the movable block 18 outside the threaded rod 6 drives the loading box 5 to move on the top of the fixed block 2 under the action of the threaded rod 6, so as to facilitate the staff to move the metal casting to the outside of the heat treatment furnace 1 through the loading box 5.

[0025] like Figure 1-Figure 5 As shown, the limiting assembly includes a side groove 8, the side groove 8 is provided with one side of the slide groove 7, an L-shaped through groove 9 is provided on the outer side of the heat treatment furnace 1, the L-shaped through groove 9 is communicated with the side groove 8, a connecting block 11 is slidably connected between the inner walls of the side groove 8, one side of the connecting block 11 is fixedly connected to the sealing door panel 10, a limiting hole 12 is provided inside the connecting block 11, a limiting rod 13 is slidably connected between the inner walls of the limiting hole 12, the outer side of the limiting rod 13 is slidably connected to the inner wall of the L-shaped through groove 9, and one end of the limiting rod 13 extends to the outside of the heat treatment furnace 1 and is fixedly connected to a grip rod 14.

[0026] The staff manually lifts the handle 14, so that the limit rod 13 drives the connecting block 11 and the sealing door panel 10 to move between the inner walls of the slide groove 7 under the action of the handle 14. When the sealing door panel 10 moves to the highest point, the limit rod 13 is driven by the handle 14 to move between the limit hole 12 and the inner wall of the L-shaped through groove 9 at the same time, so that the sealing door panel 10 is fixed at a high place, thereby fixing the sealing door panel 10 and keeping the door hole 17 in an open state, which is convenient for the operator to carry out subsequent picking and placing work.

[0027] The utility model provides a heat treatment device for metal castings, and the specific working principle is as follows: when it is necessary to observe or take the metal castings in the heat treatment process, the staff first manually lifts the grip rod 14, so that the limit rod 13 drives the connecting block 11 and the sealing door plate 10 to move between the inner walls of the slide groove 7 under the action of the grip rod 14. When the sealing door plate 10 moves to the highest point, the grip rod 14 drives the limit rod 13 to move between the limit hole 12 and the inner wall of the L-shaped through groove 9 at the same time, so that the sealing door plate 10 is fixed at a high position, so that the door hole 17 is in an open state, and then the servo motor 16 is used to drive the threaded rod 6 to rotate between the inner walls of the moving groove 4, so that the moving block 18 outside the threaded rod 6 drives the loading box 5 to move to the outside of the heat treatment furnace 1 at the top of the fixed block 2 under the action of the threaded rod 6, so that the loading box 5 transfers the metal casting to the outside of the heat treatment furnace 1 through the door hole 17 to facilitate the staff to observe or take the metal casting.

[0028] Although 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.

Claims

1. A heat treatment device for metal castings, comprising a heat treatment furnace (1), characterized in that: A door hole (17) is provided on one side of the heat treatment furnace (1), a slide groove (7) is provided on the inner side of the door hole (17) and located inside the heat treatment furnace (1), a sealing door plate (10) is slidably connected between the inner walls of the slide groove (7), a limit assembly is provided on one side of the slide groove (7), and the limit assembly is used to drive the sealing door plate (10) to move, a fixed block (2) is fixedly connected between the inner walls of the heat treatment furnace (1), a loading box (5) is slidably connected to the top of the fixed block (2), and a displacement assembly is provided inside the fixed block (2), and the displacement assembly is used to drive the loading box (5) to move.

2. The heat treatment device for metal castings according to claim 1, characterized in that: The displacement assembly comprises a movable groove (4), the movable groove (4) is provided with a top of a loading fixed block (2), a threaded rod (6) is rotatably connected between the inner walls of the movable groove (4), the outer side of the threaded rod (6) is threadedly connected with a movable block (18), and the top of the movable block (18) is fixedly connected to the loading box (5).

3. The heat treatment device for metal castings according to claim 1, characterized in that: The limiting assembly comprises a side groove (8), the side groove (8) is provided with one side of the slide groove (7), the outer side of the heat treatment furnace (1) is provided with an L-shaped through groove (9), the L-shaped through groove (9) is communicated with the side groove (8), a connecting block (11) is slidably connected between the inner walls of the side groove (8), one side of the connecting block (11) is fixedly connected to the sealing door plate (10), a limiting hole (12) is provided inside the connecting block (11), a limiting rod (13) is slidably connected between the inner walls of the limiting hole (12), and the outer side of the limiting rod (13) is slidably connected to the inner wall of the L-shaped through groove (9).

4. The heat treatment device for metal castings according to claim 2, characterized in that: A mounting plate (15) is fixedly connected to the outside of the heat treatment furnace (1), a servo motor (16) is fixedly installed on the top of the mounting plate (15), and an output end of the servo motor (16) extends to the inside of the movable groove (4) and is fixedly connected to the threaded rod (6).

5. The heat treatment device for metal castings according to claim 3, characterized in that: One end of the limiting rod (13) extends to the outside of the heat treatment furnace (1) and is fixedly connected to a gripping rod (14).

6. The heat treatment device for metal castings according to claim 1, characterized in that: A constant temperature heater (3) is fixedly installed inside the heat treatment furnace (1) and above the fixed block (2).

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