CN204325431U - A kind of two rooms air-cooling vacuum furnace - Google Patents
A kind of two rooms air-cooling vacuum furnace Download PDFInfo
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- CN204325431U CN204325431U CN201420778512.6U CN201420778512U CN204325431U CN 204325431 U CN204325431 U CN 204325431U CN 201420778512 U CN201420778512 U CN 201420778512U CN 204325431 U CN204325431 U CN 204325431U
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Abstract
The utility model discloses a kind of two rooms air-cooling vacuum furnace, comprise vacuum furnace body, heat exchanger and air cooling equipment, in the furnace chamber that it is characterized in that vacuum furnace body, be provided with heating chamber and cooling room, by thermal-insulating sealing door interval to be opened/closed between heating chamber and cooling room; On cooling room wing furnace wall facing each other, correspondence is provided with blast inlet and air outlet respectively, eachly on the airduct in air port, is provided with by-pass valve control, by the open and close state of by-pass valve control, can convert cold wind and flow to.Feature is: double-chamber structure, and during work-piece cools, heating chamber need not cool to room temperature, saves the energy; Speed of cooling is fast, improves the working efficiency of vacuum oven; By controlling the open and close of operated pneumatic valve on outlet and inlet one's intention as revealed in what one says pipe, realizing the control to cold wind flow direction, alternately can change wind direction, work-piece cools is even, solves the problem of workpiece deformation, cracking, improves processing quality.
Description
Technical field
The utility model relates to a kind of heat treatment device, particularly a kind of two rooms air-cooling vacuum furnace.
Background technology
Air cooled vacuum heat treatment furnace is a kind of known equipment for Heating Processing, is mainly used in various cold-work die steel, hot-work die steel, rapid steel and stainless thermal treatment.Existing air cooled vacuum heat treatment furnace is when carrying out heat treatment of workpieces, its heating and cooling process all completes at same furnace inner space, each thermal treatment all will be heated to high temperature from room temperature, again from high temperature cooling to room temperature, not only energy consumption is high, and length consuming time, especially its speed of cooling is slow, makes heat treatment efficiency low; For large volume workpiece, speed of cooling is low also results in heat treatment of workpieces after intensity, hardness and toughness index do not reach requirement.
Summary of the invention
It is even that the purpose of this utility model is to provide a kind of speed of cooling, two rooms air-cooling vacuum furnace that workpiece deformation is little.
Technical solution of the present utility model is: a kind of two rooms air-cooling vacuum furnace, comprise vacuum furnace body, heat exchanger and air cooling equipment, heating chamber and cooling room is provided with, by thermal-insulating sealing door interval to be opened/closed between heating chamber and cooling room in the furnace chamber that it is characterized in that vacuum furnace body; On cooling room wing furnace wall facing each other, correspondence is provided with blast inlet and air outlet respectively, eachly on the airduct in air port, is provided with by-pass valve control, the open and close state of by-pass valve control, and conversion cold wind flows to.
Position relative with air outlet place in cooling room is provided with heat exchanger.
The motor of air cooling equipment, the axial fan be connected with motor shaft and heat exchanger are arranged on independently in sealing chamber, and heat exchanger is arranged on the rear axial flow of sealing chamber blast inlet
wind inlet of fan front,sealing chamber blast inlet is communicated with two air outlets of body of heater cooling room, and axial fan is arranged on the position relative with sealing chamber air outlet, and sealing chamber air outlet and body of heater cooling room two blast inlets are connected.
2 air outlets be oppositely arranged of described cooling room are 180 degree, and 2 blast inlets be oppositely arranged are 180 degree, and blast inlet and air outlet are 90 degree and arrange.
Feature of the present utility model is: double-chamber structure, and during work-piece cools, heating chamber need not cool to room temperature, saves the energy; Speed of cooling is fast, improves the working efficiency of vacuum oven; By controlling the open and close of valve on outlet and inlet one's intention as revealed in what one says pipe, realizing the control to cold wind flow direction, alternately can change wind direction, work-piece cools is even, solves the problem of workpiece deformation, cracking, improves processing quality.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic top plan view of Fig. 1.
Embodiment
Be described in further detail below in conjunction with accompanying drawing:
As shown in Figure 1 and Figure 2, two-way pair of room air-cooling vacuum furnace is mainly made up of vacuum furnace body 1, air cooling equipment 2, heat exchanger 14,15 and by-pass valve control 13.Heating chamber 3 and cooling room 4 is provided with, by thermal-insulating sealing door 5 interval to be opened/closed between heating chamber and cooling room in the furnace chamber of vacuum furnace body.Two relative furnace walls arrange blast inlet 6,7 to cooling room respectively, and two blast inlets are 180 degree of settings.Air outlet 8,9 is arranged on two other relative furnace wall of cooling room, and two air outlets are 180 degree of settings.Blast inlet and the mutual angle that arranges of air outlet are 90 degree.Two blast inlets of cooling room are communicated with the air outlet 11 of air cooling equipment respectively by airduct 10.Two air outlets of cooling room are communicated with the blast inlet 12 of air cooling equipment respectively.Cooling room is respectively provided with operated pneumatic valve 13 on the airduct in air port, and operated pneumatic valve is controlled by the Controlling System of vacuum oven.Cooling room air outlet place is provided with stove inside heat exchanger 14.The motor 16 of air cooling equipment, axial fan 17 and heat exchanger 15 are arranged in the outer independently sealing chamber of vacuum furnace body, heat exchanger is arranged on the top of sealing chamber blast inlet, axial fan is arranged on the position relative with sealing chamber air outlet, and axial fan is connected with motor shaft.
During work, workpiece 18, after oven heats terminates, opens thermal-insulating sealing door, and workpiece is moved into cooling room and cools by the built-in truck of vacuum oven.The sealing chamber being filled with the nitrogen of 99.995% is under the effect of motor and axial fan, and nitrogen enters cooling room along airduct through cooling room blast inlet, cools workpiece.Be heated rapidly nitrogen and enter sealing chamber by cooling room heat exchanger, cooling room air outlet, airduct, sealing chamber heat exchanger, form circulating cooling operation.The heat exchanger of nitrogen in stove and in sealing chamber is cooled.
In process of cooling, under the control of Vacuum Furnace Control System, by controlling the operated pneumatic valve on each blast inlet of opening and closing and air outlet airduct, realizing the control to cold wind flow direction, reaching the effect of Homogeneous cooling workpiece.The control mode that can realize cold wind flowing cooling has: 1, cross-circulation alternately cooling, and be followed successively by and enter from blast inlet 6, air outlet 9 flows out; Enter from blast inlet 7, air outlet 8 flows out; Enter from blast inlet 7, air outlet 9 flows out; Enter from blast inlet 6, air outlet 8 flows out.2, sequential loop alternately cooling, be followed successively by and enter from blast inlet 6, air outlet 9 flows out; Enter from blast inlet 7, air outlet 9 flows out; Enter from blast inlet 7, air outlet 8 flows out; Enter from blast inlet 6, air outlet 8 flows out.3, air intake cycle alternation cooling, is followed successively by blast inlet 6 and enters, and air outlet 8,9 flows out; Enter from blast inlet 7, air outlet 8,9 flows out; Enter from blast inlet 6, air outlet 8,9 flows out; Enter from blast inlet 7, air outlet 8,9 flows out.4, air-out cycle alternation cooling, be followed successively by and enter from blast inlet 6,7, air outlet 9 flows out; Enter from blast inlet 6,7, air outlet 8 flows out; Enter from blast inlet 6,7, air outlet 9 flows out; Enter from blast inlet 6,7, air outlet 8 flows out.
Claims (4)
1. two rooms air-cooling vacuum furnace, comprises vacuum furnace body, heat exchanger and air cooling equipment, is provided with heating chamber and cooling room, by thermal-insulating sealing door interval to be opened/closed between heating chamber and cooling room in the furnace chamber that it is characterized in that vacuum furnace body; On cooling room wing furnace wall facing each other, correspondence is provided with blast inlet and air outlet respectively, eachly on the airduct in air port, is provided with by-pass valve control, the open and close state of by-pass valve control, and conversion cold wind flows to.
2. one according to claim 1 two rooms air-cooling vacuum furnace, is characterized in that position relative with air outlet place in cooling room is provided with heat exchanger.
3. one according to claim 1 two rooms air-cooling vacuum furnace, it is characterized in that the motor of air cooling equipment, the axial fan be connected with motor shaft and heat exchanger are arranged on independently in sealing chamber, heat exchanger is arranged on the top of sealing chamber blast inlet, sealing chamber blast inlet is communicated with two air outlets of body of heater cooling room, axial fan is arranged on the position relative with sealing chamber air outlet, and sealing chamber air outlet and body of heater cooling room two blast inlets are connected.
4. one according to claim 1 two rooms air-cooling vacuum furnace, it is characterized in that 2 air outlets be oppositely arranged of described cooling room are 180 degree, 2 blast inlets be oppositely arranged are 180 degree, and blast inlet and air outlet are 90 degree and arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420778512.6U CN204325431U (en) | 2014-12-12 | 2014-12-12 | A kind of two rooms air-cooling vacuum furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420778512.6U CN204325431U (en) | 2014-12-12 | 2014-12-12 | A kind of two rooms air-cooling vacuum furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204325431U true CN204325431U (en) | 2015-05-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420778512.6U Expired - Fee Related CN204325431U (en) | 2014-12-12 | 2014-12-12 | A kind of two rooms air-cooling vacuum furnace |
Country Status (1)
| Country | Link |
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| CN (1) | CN204325431U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106929646A (en) * | 2017-04-28 | 2017-07-07 | 江苏石川岛丰东真空技术有限公司 | It is a kind of to be heat-treated with the stove cooling gas system of vacuum gas glowing furnace |
| CN108690906A (en) * | 2017-04-07 | 2018-10-23 | 江油立航金属材料有限公司 | Using the stainless steel hot treatment process of vacuum seamless heat-treatment furnace |
| CN111041172A (en) * | 2019-12-26 | 2020-04-21 | 北京机电研究所有限公司 | Air cooling system for horizontal vacuum high-pressure air quenching |
| CN111041168A (en) * | 2019-12-26 | 2020-04-21 | 北京机电研究所有限公司 | Air cooling system for improving cooling uniformity of vertical vacuum high-pressure gas quenching equipment |
| CN113444868A (en) * | 2021-05-12 | 2021-09-28 | 滁州华海中谊工业炉有限公司 | Double-chamber oil quenching air cooling vacuum furnace |
-
2014
- 2014-12-12 CN CN201420778512.6U patent/CN204325431U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108690906A (en) * | 2017-04-07 | 2018-10-23 | 江油立航金属材料有限公司 | Using the stainless steel hot treatment process of vacuum seamless heat-treatment furnace |
| CN106929646A (en) * | 2017-04-28 | 2017-07-07 | 江苏石川岛丰东真空技术有限公司 | It is a kind of to be heat-treated with the stove cooling gas system of vacuum gas glowing furnace |
| CN106929646B (en) * | 2017-04-28 | 2019-01-22 | 江苏石川岛丰东真空技术有限公司 | A kind of heat treatment furnace cooling gas system of vacuum gas glowing furnace |
| CN111041172A (en) * | 2019-12-26 | 2020-04-21 | 北京机电研究所有限公司 | Air cooling system for horizontal vacuum high-pressure air quenching |
| CN111041168A (en) * | 2019-12-26 | 2020-04-21 | 北京机电研究所有限公司 | Air cooling system for improving cooling uniformity of vertical vacuum high-pressure gas quenching equipment |
| CN111041168B (en) * | 2019-12-26 | 2021-07-16 | 北京机电研究所有限公司 | Air cooling system for improving cooling uniformity of vertical vacuum high-pressure gas quenching equipment |
| CN113444868A (en) * | 2021-05-12 | 2021-09-28 | 滁州华海中谊工业炉有限公司 | Double-chamber oil quenching air cooling vacuum furnace |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160506 Address after: 300356 eight Li Tai Industrial Park, Jinnan District, Tianjin, Jianshe Road Patentee after: Tianjin Aixin heat treatment Co. Ltd. Address before: Ganjingzi District of Dalian City, Liaoning province 116036 Yingchengzi town before muchengyi dianzi Village West Patentee before: DALIAN AISIN HEAT TREATMENT CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150513 Termination date: 20181212 |