High-temperature heat treatment furnace

Abstract

The utility model discloses a high-temperature heat treatment furnace which comprises a furnace body, a door is arranged on the front side of the furnace body, the inside of the furnace body is divided into a cooling cavity and a heating cavity by a partition plate, a ventilation hole is formed in the middle of the partition plate, a ventilation valve is arranged on the ventilation hole, a cooling fan is arranged in the cooling cavity, heating furnace wires are arranged on the inner wall of the heating cavity, and a sliding plate capable of sliding back and forth is further arranged in the heating cavity. A plurality of supporting rods are rotatably arranged on the sliding plate, and a plurality of placing plates are arranged on each supporting rod from top to bottom; the furnace body is divided into the heating cavity and the cooling cavity, heat treatment is conducted on a workpiece in the heating cavity, after heat treatment is completed and heat preservation is conducted, the ventilation holes can be opened, the cooling fan is started, the cooling fan cools the workpiece, and the cooling efficiency is improved; besides, a sliding plate is arranged in the heating cavity, a plurality of supporting rods are arranged on the sliding plate, a plurality of placing plates are arranged on the supporting rods, and a plurality of workpieces are placed on the placing plates, so that the accommodating capacity is improved, the heat treatment efficiency is improved, the workpieces are prevented from being mutually stacked and extruded, and the heat treatment uniformity and the heat treatment effect are improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of heat treatment equipment, in particular to a high-temperature heat treatment furnace. Background Art

[0002] A high-temperature heat treatment furnace is a device for performing high-temperature heat treatment on workpieces. For example, many metals need to be forged using this high-temperature heat treatment furnace for heat treatment.

[0003] Regarding the high temperature heat treatment furnace, in the prior art, after searching, the utility model patent with Chinese patent publication number CN218710692U discloses a high temperature heat treatment furnace, such as Figure 1 As shown, it mainly includes a furnace body a, on which is provided a lifting door b which can be lifted up and down, and inside of the furnace body a is provided a heating bracket c which can be moved left and right.

[0004] The high-temperature heat treatment furnace similar to the above-mentioned technical solution in the prior art is found to have the following defects during actual implementation: the workpiece is placed on a heating bracket for heating. Since the heating bracket only occupies a small part of the furnace body, its load-bearing capacity is weak. During each heat treatment, it can only carry a small number of workpieces, resulting in a large area of ​​space waste in the furnace body and low efficiency. Utility Model Content

[0005] In view of the shortcomings and defects in the prior art, the purpose of the utility model is to provide a high-temperature heat treatment furnace, which solves the problem that the workpieces in the prior art are placed on a heating bracket for heating. Because the heating bracket only occupies a small part of the furnace body, its load-bearing capacity is weak. During each heat treatment, it can only carry a small number of workpieces, resulting in a large area of ​​space waste in the furnace body and low efficiency.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions: a high-temperature heat treatment furnace, comprising a furnace body, a front side of the furnace body is provided with an openable door, the furnace body is divided into an upper cooling chamber and a lower heating chamber by a partition, the middle of the partition is provided with a ventilation hole, the ventilation hole is provided with a ventilation valve that can be opened or closed, a cooling fan is provided in the cooling chamber, a heating furnace wire is provided on the inner wall of the heating chamber, and a slide plate that can slide back and forth is also provided in the heating chamber, a plurality of support rods are rotatably provided on the slide plate, and a plurality of placement plates are provided on each support rod from top to bottom.

[0007] As a further improvement of the utility model, the bottom of the support rod is connected to a motor that drives the support rod to rotate.

[0008] As a further improvement of the utility model, the ventilation valve is connected to a first electric push rod that drives the ventilation valve to slide back and forth.

[0009] As a further improvement of the utility model, the cooling fan is arranged in the cooling chamber in a liftable manner.

[0010] As a further improvement of the utility model, the cooling fan is connected to a second electric push rod that drives the cooling fan to rise and fall.

[0011] As a further improvement of the utility model, a slide rail is provided on the inner wall of the heating chamber, and the slide plate is slidably connected to the slide rail.

[0012] Compared with the prior art, the utility model has the following advantages:

[0013] 1. By dividing the furnace body into a heating chamber and a cooling chamber, the workpiece can be heat treated in the heating chamber. After the heat treatment is completed and the heat preservation is carried out, the ventilation holes can be opened and the cooling fan can be started. The cooling fan will cool the workpiece to improve the cooling efficiency. In addition, a slide plate is arranged in the heating chamber, and a plurality of support rods are arranged on the slide plate. A plurality of placement plates are arranged on the support rods. When placing or removing the workpiece, the slide plate can be pulled outward, and then the workpiece can be placed on the placement plate to facilitate the placement or removal of the workpiece. In addition, this structure can place a plurality of workpieces on a plurality of placement plates respectively, thereby increasing the accommodating capacity, thereby improving the heat treatment efficiency, and avoiding the workpieces from being piled up and squeezed against each other, thereby improving the uniformity of the heat treatment and the heat treatment effect. The support rod is rotatable, and during the heat treatment, the support rod drives the workpiece to rotate, thereby improving the uniformity of the heat treatment of the workpiece and improving the heat treatment effect.

[0014] 2. By arranging the cooling fan in a liftable manner in the cooling chamber, when cooling, the ventilation holes are opened, the cooling fan descends and extends into the heating chamber, thereby improving the cooling effect on the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 1 It is a structural schematic diagram of the prior art;

[0017] Figure 2 It is a schematic diagram of the structure of the utility model;

[0018] In the figure: 1. open door; 2. furnace body; 21. cooling chamber; 22. heating chamber; 3. partition; 4. ventilation hole; 5. ventilation valve; 6. heating furnace wire; 7. slide plate; 8. support rod; 9. placement plate; 10. motor; 11. first electric push rod; 12. second electric push rod; 13. slide rail. DETAILED DESCRIPTION

[0019] The following is combined with Figure 2 The utility model is further described in detail. For a clearer illustration, only the structure related to the utility model is shown in the figure.

[0020] For the convenience of description, the coordinate system is defined as Figure 2 As shown, the left-right direction is the horizontal direction, the front-back direction is the longitudinal direction, and the up-down direction is the vertical direction.

[0021] The utility model embodiment discloses a high temperature heat treatment furnace. Figure 2 A high-temperature heat treatment furnace includes a furnace body 2, wherein an openable door 1 is provided on the front side of the furnace body 2, and the furnace body 2 is divided into an upper cooling chamber 21 and a lower heating chamber 22 by a partition 3, and a ventilation hole 4 is provided in the middle of the partition 3, and a ventilation valve 5 that can be opened or closed is provided on the ventilation hole 4. Specifically, the ventilation valve 5 is connected to a first electric push rod 11 that drives it to slide back and forth, and the first electric push rod 11 drives the ventilation valve 5 to slide, thereby opening or closing the through hole. A cooling fan is connected to the cooling chamber 21 through a second electric push rod 12, and the second electric push rod 12 drives the cooling fan to rise and fall. When cooling, the ventilation hole 4 is opened, and the cooling fan descends and extends into the heating chamber 22, thereby improving the cooling effect on the workpiece. Figure 2 As shown, a heating furnace wire 6 is provided on the inner wall of the heating chamber 22, and a slide plate 7 that can slide forward and backward is also provided in the heating chamber 22. A slide rail 13 is provided on the inner wall of the heating chamber 22, and the slide plate 7 is slidably connected to the slide rail 13. A plurality of supporting rods 8 are rotatably provided on the slide plate 7, and the bottom of the supporting rod 8 is connected to a motor 10 that drives the supporting rod 8 to rotate, and a plurality of placement plates 9 are provided on each supporting rod 8 from top to bottom.

[0022] The utility model divides the furnace body 2 into a heating chamber 22 and a cooling chamber 21, so that the workpiece can be heat treated in the heating chamber 22. After the heat treatment is completed and the heat preservation is carried out, the ventilation hole 4 can be opened and the cooling fan can be started. The cooling fan cools the workpiece to improve the cooling efficiency. In addition, a slide plate 7 is arranged in the heating chamber 22, and a plurality of support rods 8 are arranged on the slide plate 7. A plurality of placement plates 9 are arranged on the support rods 8. When placing or removing the workpiece, the slide plate 7 can be pulled outward, and then the workpiece can be placed on the placement plate 9, which is convenient for placing or removing the workpiece. In addition, this structure can place a plurality of workpieces on the plurality of placement plates 9 respectively, thereby increasing the accommodating capacity and avoiding the workpieces from being piled up and squeezed against each other, thereby improving the uniformity of the heat treatment and the heat treatment effect. The support rod 8 is rotatably arranged, and during the heat treatment, the support rod 8 drives the workpiece to rotate, thereby improving the uniformity of the heat treatment of the workpiece and improving the heat treatment effect.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances. It should be understood that the specific implementation methods described herein are only used to understand the present utility model, and are not used to limit the present utility model. All other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present utility model.

Claims

1. A high temperature heat treatment furnace, comprising a furnace body, characterized in that: An openable door is provided on the front side of the furnace body, and the furnace body is divided into an upper cooling chamber and a lower heating chamber by a partition. A ventilation hole is provided in the middle of the partition, and a ventilation valve that can be opened or closed is provided on the ventilation hole. A cooling fan is provided in the cooling chamber, and a heating furnace wire is provided on the inner wall of the heating chamber. A slide plate that can slide back and forth is also provided in the heating chamber, and a plurality of support rods are rotatably provided on the slide plate, and a plurality of placement plates are provided on each support rod from top to bottom.

2. A high temperature heat treatment furnace according to claim 1, characterized in that: The bottom of the support rod is connected to a motor which drives the support rod to rotate.

3. A high temperature heat treatment furnace according to claim 1, characterized in that: The ventilation valve is connected to a first electric push rod which drives the ventilation valve to slide forward and backward.

4. A high temperature heat treatment furnace according to claim 1, characterized in that: The cooling fan is arranged in the cooling chamber in a liftable manner.

5. A high temperature heat treatment furnace according to claim 4, characterized in that: The cooling fan is connected to a second electric push rod that drives the cooling fan to rise and fall.

6. A high temperature heat treatment furnace according to any one of claims 1 to 5, characterized in that: A slide rail is arranged on the inner wall of the heating chamber, and the slide plate is slidably connected to the slide rail.

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