CN219861452U - Bottom blowing type heat treatment wind quenching box device - Google Patents
Bottom blowing type heat treatment wind quenching box device Download PDFInfo
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- CN219861452U CN219861452U CN202320509023.XU CN202320509023U CN219861452U CN 219861452 U CN219861452 U CN 219861452U CN 202320509023 U CN202320509023 U CN 202320509023U CN 219861452 U CN219861452 U CN 219861452U
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- box
- axial flow
- heat treatment
- air
- support frame
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- 238000010791 quenching Methods 0.000 title claims abstract description 20
- 230000000171 quenching effect Effects 0.000 title claims abstract description 20
- 238000010438 heat treatment Methods 0.000 title claims abstract description 17
- 238000007664 blowing Methods 0.000 title claims abstract description 12
- 229910001182 Mo alloy Inorganic materials 0.000 abstract description 7
- VNTLIPZTSJSULJ-UHFFFAOYSA-N chromium molybdenum Chemical compound [Cr].[Mo] VNTLIPZTSJSULJ-UHFFFAOYSA-N 0.000 abstract description 7
- 238000005272 metallurgy Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model discloses a bottom blowing type heat treatment wind quenching bellows device, belonging to the technical field of metallurgy; the bottom blowing type heat treatment wind quenching box device comprises a box, a support frame and an axial flow fan, wherein the top of the box is provided with an opening, the support frame is provided with uniformly distributed air openings along the opening of the top of the box, and at least one axial flow fan is obliquely arranged on the two corresponding sides of the box; further, a plurality of support plates are arranged in the vertical direction of the support frame, the support plates are mutually vertically staggered to form a rectangular reticular support structure, axial flow fans on two corresponding sides are staggered in parallel, and an inclination angle formed by the axial flow fans and the side face of the bellows is 60 degrees; the utility model effectively solves the problems of uneven air quantity of the workpiece, uneven hardness of the lining plate product and unstable quality, and the air quenching device has sufficient, uniform and controllable air quantity in use and improves the processing quality of the chromium-molybdenum alloy lining plate.
Description
Technical Field
The utility model relates to the technical field of metallurgy, in particular to a bottom blowing type heat treatment wind quenching box device.
Background
When the conventional method is used for carrying out wind quenching heat treatment on the chromium molybdenum alloy lining plate, 2 axial flow fans with the power of 5.5KW are generally adopted to blow air from the side part of the workpiece for wind quenching. However, the conventional method also has certain defects that the workpiece has uneven air quantity and large ineffective air quantity loss, the cooling speed of the workpiece is difficult to control, and the hardness of the chromium-molybdenum alloy castings is uneven, so that the quality of lining plate products is unstable. Therefore, how to design an air quenching device with sufficient, uniform and controllable air quantity is a research hot spot for solving the problems.
Disclosure of Invention
Aiming at the problems in the background technology, the utility model provides a bottom blowing type heat treatment wind quenching bellows device, which fully ensures the heat treatment quality of a chromium-molybdenum alloy lining plate.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the bottom blowing type heat treatment wind quenching box device comprises a box 1, a support frame 2 and an axial flow fan 3, wherein the top of the box 1 is provided with an opening, the support frame 2 with uniformly distributed air openings is arranged along the opening of the top of the box 1, and at least one axial flow fan 3 is obliquely arranged on two corresponding side surfaces of the box 1; further, a plurality of support plates are arranged in the vertical direction of the support frame 2, the support plates are mutually perpendicular and staggered to form a rectangular reticular support structure, the axial flow fans 3 on the two corresponding sides are staggered in parallel, and the inclination angle formed by the axial flow fans 3 and the side face of the bellows 1 is 60 degrees.
Preferably, a slot is arranged on the air outlet of the axial flow fan 3, and an air plate 4 for adjusting the air quantity is inserted in the slot.
The utility model has the beneficial effects that: the rotational flow wind of the device carries out wind quenching heat treatment on the chromium-molybdenum alloy lining plate, thereby obviously reducing the defects of uncontrollable cooling speed, uneven casting hardness and unstable product quality of wind quenching heat treatment and improving the quality of the chromium-molybdenum alloy lining plate.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a top view of the present utility model.
Each marked in the figure is: bellows 1, support frame 2, axial fan 3, aerofoil 4.
Detailed Description
In order to make the objects, technical solutions and advantageous effects of the present utility model more apparent, preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings, so as to facilitate understanding of the skilled person.
Referring to fig. 1 to 2, the bottom blowing type heat treatment wind quenching box device comprises a box 1, a support frame 2 and an axial flow fan 3, wherein the top of the box 1 is provided with an opening, the support frame 2 with uniformly distributed air openings is arranged along the opening position of the top of the box 1, and at least one axial flow fan 3 is obliquely arranged on two corresponding side surfaces of the box 1; further, a plurality of support plates are arranged in the vertical direction of the support frame 2, the support plates are mutually perpendicular and staggered to form a rectangular reticular support structure, the axial flow fans 3 on the two corresponding sides are staggered in parallel, and the inclination angle formed by the axial flow fans 3 and the side face of the bellows 1 is 60 degrees.
In the heat treatment process, a quenching workpiece is placed on the support frame 2, a plurality of support plates are arranged in the vertical direction of the support frame 2, the support plates are mutually perpendicular and staggered to form a rectangular reticular support structure, 4 5.5KW axial flow fans 3 are arranged on two sides of the wind box 1 to perform air blowing, upward rotational flow is generated in the wind box by the air blowing, the rotational flow air quenches the quenching workpiece placed on the support frame 2, furthermore, a slot is transversely arranged on an air outlet of the axial flow fans 3, an air plate 4 for adjusting the air quantity is inserted in the slot, the air quantity can be adjusted according to actual needs, and the air quantity of the air quenching device is sufficient, uniform and controllable, so that the effect of heat treatment cooling is achieved. The utility model obviously improves the defects of uncontrollable cooling speed, uneven casting hardness and unstable product quality of wind quenching heat treatment and improves the quality of chromium-molybdenum alloy lining plates in mechanical factories.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the utility model as defined by the appended claims.
Claims (2)
1. A bottom blowing type heat treatment wind quenching bellows device is characterized in that: the device comprises an air box (1), a support frame (2) and an axial flow fan (3), wherein the top of the air box (1) is provided with an opening, the support frame (2) with uniformly distributed air openings is arranged along the position of the opening at the top of the air box (1), and at least one axial flow fan (3) is obliquely arranged on the air box (1) corresponding to two sides; further, a plurality of support plates are arranged in the vertical direction of the support frame (2), the support plates are mutually perpendicular and staggered to form a rectangular reticular support structure, the axial flow fans (3) on the two corresponding sides are staggered in parallel, and the inclination angle formed by the axial flow fans (3) and the side face of the air box (1) is 60 degrees.
2. The bottom blowing type heat treatment wind quenching box device as claimed in claim 1, wherein: the air outlet of the axial flow fan (3) is provided with a slot, and an air plate (4) for adjusting the air quantity is inserted in the slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509023.XU CN219861452U (en) | 2023-03-16 | 2023-03-16 | Bottom blowing type heat treatment wind quenching box device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320509023.XU CN219861452U (en) | 2023-03-16 | 2023-03-16 | Bottom blowing type heat treatment wind quenching box device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219861452U true CN219861452U (en) | 2023-10-20 |
Family
ID=88323150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320509023.XU Active CN219861452U (en) | 2023-03-16 | 2023-03-16 | Bottom blowing type heat treatment wind quenching box device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219861452U (en) |
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2023
- 2023-03-16 CN CN202320509023.XU patent/CN219861452U/en active Active
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