Heat treatment furnace with protective structure

Abstract

The utility model discloses a heat treatment furnace with a protective structure, and particularly relates to the technical field of heat treatment furnaces, the heat treatment furnace comprises a processing box, a box door and a combustion chamber, one side of the processing box is movably provided with the box door, the processing box is internally provided with a processing table driving assembly, the driving assembly comprises a material table, a butt joint plate and an electric push rod, and a partition plate is mounted in the processing box. The partition plate is arranged and located in the center of the interior of the processing box, the rear-end cavity is a heat treatment cavity and is isolated from the front-end cavity, in the initial state, the butt joint plate is close to the partition plate, and the material table is located in the front-end cavity; the box door can be closed, the electric push rod is driven to drive the material table to move into the rear-end heat treatment cavity for treatment, after treatment is completed, the electric push rod is driven to push the material table to the front-end cavity, and the isolation protection performance in the heat treatment furnace is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment furnaces, in particular to a heat treatment furnace with a protective structure. Background Art

[0002] Heat treatment usually includes quenching, annealing, tempering, normalization and other treatments. It is a work that can change the mechanical properties of metals. Metal heat treatment is an important process in mechanical manufacturing. Compared with other processing technologies, heat treatment generally does not change the shape and overall chemical composition of the workpiece, but by changing the microstructure inside the workpiece, or changing the chemical composition of the workpiece surface, to give or improve the performance of the workpiece. This device is a heat treatment furnace for heat treatment processing;

[0003] When the heat treatment furnace is processing small billets, the operator only needs to place the billet inside the furnace body and perform heat treatment through the furnace body. After the processing is completed, it is taken out. The heating chamber of the heat treatment furnace is directly connected to the processing chamber. As the heat treatment furnace is opened, the heat is high and the movement operation of the billet is more dangerous. Therefore, it needs to be improved to make it more convenient to use. Utility Model Content

[0004] The utility model aims to provide a heat treatment furnace with a protective structure to solve the problem in the background art that the heat treatment furnace is more dangerous when moving blanks.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heat treatment furnace with a protective structure, comprising a processing box, a box door and a combustion chamber, a box door being movably installed on one side of the processing box, a processing table driving assembly being arranged inside the processing box, the driving assembly comprising a material table, a docking plate and an electric push rod, a partition being installed inside the processing box, a guide hole being arranged at the top end of the partition surface, a guide rod being arranged on the inner side of the guide hole, a slot being arranged on the surface of the partition, a material table being arranged on the inner side of the slot, a docking plate being installed on one side of the guide rod and the material table, and an electric push rod being installed on one side of the docking plate.

[0006] Preferably, a through groove is provided on one side of the bottom end of the processing box, and a smoke exhaust pipe is installed at the bottom end of the processing box.

[0007] Preferably, two groups of guide holes are provided at the top of the partition surface, and the two groups of guide holes are symmetrically distributed.

[0008] Preferably, three groups of the material tables are arranged on the inner side of the slot, and the three groups of the material tables are distributed in parallel.

[0009] Preferably, a combustion chamber is installed at the bottom end of the processing box, an inclined platform is provided inside the combustion chamber, a grid plate is installed on the inner side of the inclined platform, and a feeding port is provided at the top end of one end of the combustion chamber.

[0010] Preferably, a slag discharge trough is provided at the bottom end of the inclined platform, a motor is installed at the bottom end of one side of the combustion chamber, one side of the motor extends into the interior of the slag discharge trough, a spiral feed rod is installed on one side of the motor, and a slag discharge pipe is installed at the bottom end of the other side of the combustion chamber.

[0011] Preferably, a bellows is installed on one side of the combustion chamber, a wind slot is provided at the top end of one side of the bellows, and a fan is installed inside the bellows.

[0012] Preferably, an air supply pipe is installed at the bottom end of the other side of the bellows, and one side of the air supply pipe extends to the interior of the combustion chamber.

[0013] Compared with the prior art, the utility model has the following beneficial effects: by providing a partition, the partition is located at the center of the processing box, the rear chamber is a heat treatment chamber, and is isolated from the front chamber. In the initial state, the docking plate is close to the partition, and the material table is located in the front chamber. After the blank is placed on the material table, the box door can be closed and the electric push rod can be driven to drive the material table to move into the rear heat treatment chamber for processing. After the processing is completed, the electric push rod can be driven to push the material table to the front chamber, thereby realizing the isolation and protection of the interior of the heat treatment furnace.

[0014] By providing a spiral feed rod, coal and other fuels are burned on the grid plate, and the burned powder passes through the grid plate and falls into the slag discharge trough. Then, the motor is started to drive the spiral feed rod to rotate. With the help of the rotating spiral feed rod, the powder inside the slag discharge trough can be pushed to the slag discharge pipe and discharged, thereby realizing the slag discharge inside the heat treatment furnace.

[0015] By providing a bellows, which is installed at the rear end of the combustion chamber and connected to the interior of the combustion chamber through an air supply pipe, starting the fan inside the bellows can assist in blowing air into the interior of the combustion chamber, assisting the combustion of the fuel inside the combustion chamber, thereby achieving auxiliary blowing when the heat treatment furnace is used. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view cross-sectional structural schematic diagram of the utility model;

[0017] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 This is a schematic diagram of the front cross-sectional structure of the material platform of the utility model;

[0019] Figure 4It is a schematic diagram of the front cross-sectional structure of the bellows of the present utility model.

[0020] In the figure: 1. processing box; 2. box door; 3. partition; 4. guide hole; 5. guide rod; 6. slot; 7. material table; 8. docking plate; 9. electric push rod; 10. through slot; 11. combustion chamber; 12. inclined table; 13. grille plate; 14. slag discharge chute; 15. motor; 16. spiral feed rod; 17. slag discharge pipe; 18. feeding port; 19. smoke exhaust pipe; 20. bellows; 21. wind trough; 22. fan; 23. air supply pipe. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1-4 , the utility model provides an embodiment: a heat treatment furnace with a protective structure, comprising a processing box 1, a box door 2 and a combustion chamber 11, a box door 2 is movably installed on one side of the processing box 1, a processing table driving component is arranged inside the processing box 1, and the driving component includes a material table 7, a docking plate 8 and an electric push rod 9, a partition 3 is installed inside the processing box 1, a guide hole 4 is arranged at the top of the surface of the partition 3, two groups of guide holes 4 are arranged at the top of the surface of the partition 3, and the two groups of guide holes 4 are symmetrically distributed, a guide rod 5 is arranged on the inner side of the guide hole 4, a slot 6 is arranged on the surface of the partition 3, a material table 7 is arranged on the inner side of the slot 6, and three groups of material tables 7 are arranged on the inner side of the slot 6, and the three groups of material tables 7 are distributed in parallel, a docking plate 8 is installed on one side of the guide rod 5 and the material table 7, and an electric push rod 9 is installed on one side of the docking plate 8, a through groove 10 is arranged on one side of the bottom end of the processing box 1, and a smoke exhaust pipe 19 is installed at the bottom end of the processing box 1;

[0023] Specifically, Figure 1 and Figure 3 As shown, when in use, the partition 3 divides the interior of the processing box 1 into two groups of chambers, and the material table 7 is driven by the electric push rod 9. With the extension and retraction operation of the electric push rod 9, the material table 7 can be assisted to switch and move between the two groups of chambers;

[0024] A combustion chamber 11 is installed at the bottom end of the processing box 1, an inclined platform 12 is arranged inside the combustion chamber 11, a grid plate 13 is installed on the inner side of the inclined platform 12, a feeding port 18 is arranged at the top end of one end of the combustion chamber 11, a slag discharge trough 14 is arranged at the bottom end of the inclined platform 12, a motor 15 is installed at the bottom end of one side of the combustion chamber 11, one side of the motor 15 extends to the inside of the slag discharge trough 14, a spiral feed rod 16 is installed on one side of the motor 15, and a slag discharge pipe 17 is installed at the bottom end of the other side of the combustion chamber 11;

[0025] Specifically, Figure 1 As shown, when in use, when the fuel slag falls downward through the grid plate 13, it can fall into the slag discharge trough 14 along the slope of the inclined platform 12 for collection, and the starting motor 15 can drive the spiral feed rod 16 inside the slag discharge trough 14 to rotate, and with the help of the rotating spiral feed rod 16, the slag can be pushed to the slag discharge pipe 17 for discharge;

[0026] A wind box 20 is installed on one side of the combustion chamber 11, a wind slot 21 is provided at the top of one side of the wind box 20, a fan 22 is installed inside the wind box 20, and an air supply pipe 23 is installed at the bottom of the other side of the wind box 20, and one side of the air supply pipe 23 extends to the inside of the combustion chamber 11;

[0027] Specifically, Figure 1 and Figure 4 As shown, when in use, the fan 22 inside the bellows 20 is started, and air is blown toward the bottom side of the grid plate 13 by means of the air supply pipe 23, so as to assist the fuel on the grid plate 13 to be fully burned.

[0028] Working principle: When in use, solid fuel can be added to the grille plate 13 inside the combustion chamber 11 through the feeding port 18, and the solid fuel is burned on the grille plate 13 inside the combustion chamber 11. In the initial state, the docking plate 8 is docked with the box door 2, and the material table 7 is located in the front chamber of the processing box 1. At this time, the blank can be set up or placed on the material table 7. After closing the box door 2, the electric push rod 9 can be driven to drive the material table 7 and the blank to move to the rear chamber inside the processing box 1 for heat treatment. The fan 22 protected in the wind box 20 at the tail end of the combustion chamber 11 is started, and the air supply pipe 23 can be used to blow air to the bottom of the grille plate 13. The side is blown to assist the combustion of the fuel above the grid plate 13. The burned slag can fall downward through the grid plate 13 and fall into the slag discharge groove 14 on the bottom side along the inclined platform 12. The starting motor 15 can drive the spiral feed rod 16 inside the slag discharge groove 14 to rotate. With the help of the spiral feed rod 16, the slag can be pushed to the slag discharge pipe 17 and discharged. After the processing of the blank is completed, the electric push rod 9 can be started to push the material table 7 forward to the front end chamber of the processing box 1, and the partition plate 3 is docked with the docking plate 8 to assist in isolating the rear end chamber, and push the material table 7 and the blank above into the front end chamber to assist the operator in taking out the blank.

[0029] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A heat treatment furnace with a protective structure, comprising a processing box (1), a box door (2) and a combustion chamber (11), characterized in that: A box door (2) is movably mounted on one side of the processing box (1), and a processing table driving component is arranged inside the processing box (1); The driving assembly comprises a material table (7), a docking plate (8) and an electric push rod (9); a partition (3) is installed inside the processing box (1); a guide hole (4) is provided at the top end of the surface of the partition (3); a guide rod (5) is provided on the inner side of the guide hole (4); a slot (6) is provided on the surface of the partition (3); a material table (7) is provided on the inner side of the slot (6); a docking plate (8) is installed on one side of the guide rod (5) and the material table (7); and an electric push rod (9) is installed on one side of the docking plate (8).

2. The heat treatment furnace with a protective structure according to claim 1, characterized in that: A through groove (10) is provided on one side of the bottom end of the processing box (1), and a smoke exhaust pipe (19) is installed at the bottom end of the processing box (1).

3. The heat treatment furnace with a protective structure according to claim 1, characterized in that: Two groups of guide holes (4) are arranged at the top end of the surface of the partition plate (3), and the two groups of guide holes (4) are symmetrically distributed.

4. The heat treatment furnace with a protective structure according to claim 1, characterized in that: Three groups of the material platforms (7) are arranged on the inner side of the slot (6), and the three groups of the material platforms (7) are distributed in parallel.

5. The heat treatment furnace with a protective structure according to claim 1, characterized in that: A combustion chamber (11) is installed at the bottom end of the processing box (1), an inclined platform (12) is arranged inside the combustion chamber (11), a grid plate (13) is installed on the inner side of the inclined platform (12), and a feeding port (18) is arranged at the top end of one end of the combustion chamber (11).

6. The heat treatment furnace with a protective structure according to claim 5, characterized in that: A slag discharge trough (14) is provided at the bottom end of the inclined platform (12), a motor (15) is installed at the bottom end of one side of the combustion chamber (11), one side of the motor (15) extends into the interior of the slag discharge trough (14), a screw feed rod (16) is installed at one side of the motor (15), and a slag discharge pipe (17) is installed at the bottom end of the other side of the combustion chamber (11).

7. The heat treatment furnace with a protective structure according to claim 5, characterized in that: A wind box (20) is installed on one side of the combustion chamber (11), a wind slot (21) is provided at the top end of one side of the wind box (20), and a fan (22) is installed inside the wind box (20).

8. The heat treatment furnace with a protective structure according to claim 7, characterized in that: An air supply pipe (23) is installed at the bottom end of the other side of the wind box (20), and one side of the air supply pipe (23) extends to the interior of the combustion chamber (11).

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