CN2685349Y - Double-chamber vacuum water or water-based medium heat treatment furnace - Google Patents
Double-chamber vacuum water or water-based medium heat treatment furnace Download PDFInfo
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- CN2685349Y CN2685349Y CN 200420000295 CN200420000295U CN2685349Y CN 2685349 Y CN2685349 Y CN 2685349Y CN 200420000295 CN200420000295 CN 200420000295 CN 200420000295 U CN200420000295 U CN 200420000295U CN 2685349 Y CN2685349 Y CN 2685349Y
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Abstract
The utility model relates to a double-chamber vacuum water or water-based medium heat treatment furnace, comprising a heating chamber which is provided with a furnace chamber, a cooling chamber, a charging basket, a fast moving device, a water cooling mechanism and an air discharging and inflating system of the heating chamber and the cooling chamber which consists of a pump, a valve and a gas cylinder. The heating chamber and the cooling chamber are partitioned by a slide gate; the charging basket can move between the two chambers under the control of the fast moving device to carry out cold treatment. The slide gate, the pump, the valve and the cylinder of the utility model are automatically controlled by an electric control system. The double-chamber vacuum water or water-based medium heat treatment furnace can realize the heat treatment such as cooling, quenching, solid dissolving at a speed faster than treating in air or in oil. The double-chamber vacuum water or water-based medium heat treatment furnace is suitable to be used in oxygen free heat treatment of quenching, solid dissolving and rapid cooling for all kinds of carbon steel, stainless steel, beryllium cyan steel and some special material.
Description
Technical field
The utility model relates to a kind of vacuum heat treatment furnace, is specifically related to a kind of heating in a vacuum, water or aqueous medium refrigerative heat treatment furnace in vacuum and rare gas element.
Background technology
The cooling that realizes heating, water and aqueous medium under normal pressure (normal atmosphere) state is easily, but is very difficult under vacuum (negative pressure) state.Its difficult point is: 1, realize less, nonoxidizing heating, 2, the acquisition of vacuum state, 3, material less, non-oxidation quenching, solid solution and cooling etc.Because the existence of water can't obtain ideal vacuum tightness, very easily oxidation, so less, the heating and cooling of non-oxidation are difficult to realize, material stabilization of austenite such as carbon steel is poor in addition, must be under certain pressure fast (time is short more good more) enter in water and the aqueous medium, can quench and get angry.So above 3 be difficult to solve for a long time, to making in existing vacuum oven water or aqueous medium quenches, solid solution and realize can't realizing than gas, the faster refrigerative thermal treatment of oil etc.
The utility model content
Be difficult to the deficiency that realizes that water or aqueous medium are heat-treated in order to overcome existing vacuum heat treatment furnace, the utility model provides a kind of double-chamber vacuum water or aqueous medium heat treatment furnace, and this heat treatment furnace can be to realize thermal treatments such as cooling, quenching, solid solution in the tank of cooling room than faster speed in gas, oil.
The technical scheme that its technical problem that solves the utility model adopts is as follows:
A kind of double-chamber vacuum water or aqueous medium heat treatment furnace, it comprises exhaust, the inflation system of heating chamber, cooling room, charging basket, quick transfer device, cooling body and heating chamber and cooling room, in described heating chamber, be provided with flue, heating chamber links to each other with cooling room, the two is separated by lock gate hatch, and charging basket is sent into heating chamber fast, moves to cooling room fast from heating chamber when being cooled off from cooling room when heating by quick transfer device; Cooling body is located at the cooling room bottom, and the charging basket that falls into the cooling room bottom is carried out water cooling; The exhaust system of described heating chamber and cooling room and inflation system are communicated with heating chamber and cooling room by pipeline respectively, bleed or supply gas to heating chamber or cooling room respectively.
Described quick transfer device can comprise tipping bucket cylinder, material receiver, connect material basket and lifting cylinder, can and place in the cooling room tank the charging basket quick travel after the heating.Described exhaust system and inflation system comprise some pumps, valve and tensimeter, and adopt water-ring pump that cooling room is bled.All locks, cylinder, pump, valve are controlled automatically by electric control system.
The utility model is in being equipped with the two chamber vacuum furnace of flue (main frame), design has also been installed cooling room, charging basket, quick transfer device and water-cooled body, and for this host design, be equipped with sending of can controlling automatically, exhaust system, be transplanted on cooling room fast after the part that need handle or sample can be heated and carry out water cooling in heating chamber, realize quenching.
The beneficial effects of the utility model are:
1, the part that can in special vacuum heating chamber, make or sample to each metalloid material finish less, nonoxidizing heating, and part or sample after will heating by its quick transfer device be transferred to rapidly in the tank of cooling room, to realize thermal treatments such as cooling, quenching, solid solution than faster speed in gas, oil.
2, because water-ring pump is fit to extract dried, humid gas, atmosphere/vapour mixture, the utility model adopts water-ring pump that cooling room is bled, and can make the cooling room that is difficult to obtain the ideal vacuum degree obtain the ideal vacuum state.
3, all operation can realize automatic control.
Description of drawings
Fig. 1 is the structural representation of the utility model double-chamber vacuum water or aqueous medium heat treatment furnace.
Fig. 2 is the sending of the utility model double-chamber vacuum water or aqueous medium heat treatment furnace, exhaust system schematic diagram.
Fig. 3 is a typical process figure of the present utility model.
Among the figure, 1. heating chamber 2. flues 3. cooling rooms 4. charging baskets 5. tipping bucket cylinders 6. submersible pumps 7. material receivers 8. basket 9. that connects material promotes cylinders 10. tanks 11. valve I 12. lobe pumps 13. valve II 14. sliding vane rotary pumps 15. valve III 16. water-ring pumps 17. valve IV 18. valve V 19. valve VI 20. tensimeter I 21. pressure Table II 22. gas-holder
Embodiment
Below in conjunction with drawings and Examples the utility model is further specified.
Figure 1 shows that an embodiment of the utility model double-chamber vacuum water or aqueous medium heat treatment furnace.This heat treatment furnace comprises exhaust, the inflation system of heating chamber 1, cooling room 3, charging basket 4, quick transfer device, water-cooled body and heating chamber and cooling room.Be built-in with graphite flue or metal flue 2 at heating chamber 1.Heating chamber 1 is connected with cooling room 3, and the two is separated by the lock gate hatch of U-shaped brake plate valve control.Charging basket 4 enters heating chamber 1 fast from cooling room 3 when heating, when cooling, move to cooling room 3 fast from heating chamber 1.This quick travel device mainly comprises tipping bucket cylinder 5, material receiver 7, basket 8 and lifting cylinder 9 connect material.Tipping bucket cylinder 5 places the top of cooling room 3, and its lower end and charging basket 4 one sides for example hang on the charging basket 4 by hook for removably connecting.Material receiver 7 oblique charging basket 4 belows that are installed in, the basket 8 that connects material places on the cooling room bottom surface, and is positioned at the place ahead of material receiver 7 bottoms.Tipping bucket cylinder 5 and promote cylinder 9 and control automatically by automatic control system.Tipping bucket cylinder 5 upgrades a side of charging basket 4, makes charging basket 4 inclination backs automatically-unhooked, and charging basket 4 falls on the basket 8 that connects material along material receiver 7 oblique downslides.Water-cooled body in the utility model comprises submersible pump 6 and tank 10, and tank 10 is positioned at the bottom of cooling room 3, and submersible pump 6, material receiver 7 and connect material basket 8 all in tank 10, charging basket 4 fall into laggardly on the basket 8 that connects material goes into the tank cooling.Submersible pump 10 can play stirring action, makes the water acceleration cycle, improves quenching velocity.After cooling finishes, down in the tank 10, charging basket 4 is left the water, quench and finish by hook by the lifting cylinder 9 that places cooling room top.
The heating chamber in the utility model and the exhaust of cooling room, inflation system as shown in Figure 2, wherein the exhaust system of heating chamber comprises valve I11, lobe pump 12, valve II13 and sliding vane rotary pump 14, they are connected with heating chamber 1 by pipeline.When bleeding,, vacuumize by lobe pump 12 and sliding vane rotary pump 14 by opening valve I11 and valve II13 successively.The exhaust system of cooling room comprises valve III15 and water-ring pump 16, and they link to each other with cooling room 3 by pipeline, takes out atmosphere and water vapor by valve III15 control water-ring pump 16.The inflation system of heating chamber and cooling room comprises gas-holder 22, valve IV17, valve VI19, valve V18 and tensimeter I20, tensimeter II21, link to each other with heating chamber 1 and cooling room 3 respectively by pipeline, in gas-holder 22, be filled with nitrogen, argon gas or other rare gas element.Can adjust, show the pressure of heating chamber 1, cooling room 3 automatically by this exhaust, inflation system.
Gate in the utility model, cylinder, pump and valve are controlled automatically by electric control system.Special Circumstances and service mode have manual operation system (not drawing in the figure) in addition.
A typical process of the utility model double-chamber vacuum water or aqueous medium heat treatment furnace (is example with the shrend) process is as follows:
(1) after vacuum oven started, heating chamber will be through 1050 ℃, 4 hours abundant bakers, pressure 10～1Pa;
(2) Ф after the mechanical workout is 20 * 40 millimeters, No. 45 Steel Bolt 50kg charging basket that places in bulk after cleaning;
(3) charging basket is packed into cooling room is vented to 3300Pa;
(4) open lock gate hatch between cooling room and the heating chamber, charging basket is sent into heating chamber, and close lock gate hatch;
(5) after exhaust after a while, the heating chamber pressure recovery reaches or near 10～1Pa;
(6) be warming up to 840 ℃, raising speed and pressure change will be mated, and avoid under high pressure being rapidly heated;
(7) soaking time begins meter after saturating burning, and the 100min in the typical process contains the burning time;
(8) after insulation finished, charging basket moved into cooling room, and closes lock gate hatch immediately;
(9) owing to the tipping bucket cylinder, bolt enters the basket that connects material rapidly through material receiver, and rare gas element is (with N
2Be example) charge into cooling room from gas-holder fast through valve IV17, valve VI19, finish quenching;
(10) promoting cylinder leaves the water the basket that connects material;
(11) multiple press (normal atmosphere) of cooling room venting takes out bolt, and next stove of packing into.
Above technological process as shown in Figure 3.
The utility model heat treatment furnace be applicable to the quenching, solid solution of all kinds of carbon steel, stainless steel, beryllium steel and some special substances and fast cooling etc. less, non-oxidation thermal treatment.
Claims (5)
1, a kind of double-chamber vacuum water or aqueous medium heat treatment furnace, it is characterized in that: it comprises exhaust, the inflation system of heating chamber, cooling room, charging basket, quick transfer device, cooling body and heating chamber and cooling room, in described heating chamber, be provided with flue, heating chamber links to each other with cooling room, the two is separated by lock gate hatch, and charging basket is sent into heating chamber fast, moves to cooling room fast from heating chamber when being cooled off from cooling room when heating by quick transfer device; Cooling body is located at the cooling room bottom, and the charging basket that falls into the cooling room bottom is carried out water cooling; The exhaust system of described heating chamber and cooling room and inflation system are communicated with heating chamber and cooling room by pipeline respectively, bleed or supply gas to heating chamber or cooling room respectively.
2, double-chamber vacuum water according to claim 1 or aqueous medium heat treatment furnace, it is characterized in that: described quick transfer device comprises tipping bucket cylinder, material receiver, basket and lifting cylinder connect material, described tipping bucket cylinder places the top of cooling room, and its lower end and charging basket one side are for removably connecting; The oblique charging basket below that is installed in of material receiver, the basket that connects material places on the cooling room bottom surface, and is positioned at the place ahead of material receiver bottom; Promote cylinder and place cooling room top, can be moved downward to the cooling room bottom; Described tipping bucket cylinder and lifting cylinder are controlled automatically by Controlling System.
3, double-chamber vacuum water according to claim 1 or aqueous medium heat treatment furnace, it is characterized in that: described cooling body comprises submersible pump and tank, tank is positioned at the bottom of cooling room, submersible pump, material receiver, connect material the basket all in tank.
4, double-chamber vacuum water according to claim 1 or aqueous medium heat treatment furnace, it is characterized in that: the exhaust system of described heating chamber and cooling room comprises some off-gas pumps and valve, and adopts water-ring pump that cooling room is bled; The inflation system of described heating chamber and cooling room comprises gas-holder and plurality of valves and tensimeter.
5, according to claim 1,2,3 or 4 described double-chamber vacuum water or aqueous medium heat treatment furnaces, it is characterized in that: described gate, cylinder, pump, valve are controlled automatically by electric control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420000295 CN2685349Y (en) | 2004-01-07 | 2004-01-07 | Double-chamber vacuum water or water-based medium heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420000295 CN2685349Y (en) | 2004-01-07 | 2004-01-07 | Double-chamber vacuum water or water-based medium heat treatment furnace |
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| Publication Number | Publication Date |
|---|---|
| CN2685349Y true CN2685349Y (en) | 2005-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420000295 Expired - Fee Related CN2685349Y (en) | 2004-01-07 | 2004-01-07 | Double-chamber vacuum water or water-based medium heat treatment furnace |
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| CN (1) | CN2685349Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407853B (en) * | 2007-12-20 | 2010-08-11 | 北京有色金属研究总院 | Quenching apparatus for detecting hardenability of aluminum alloy ultra-thick plate |
| CN101967539A (en) * | 2010-11-01 | 2011-02-09 | 北京易利工业炉制造有限公司 | Vertical vacuum water quenching furnace |
| CN103710503A (en) * | 2014-01-15 | 2014-04-09 | 中国航空工业标准件制造有限责任公司 | Chain bucket type titanium alloy vacuum water quenching furnace |
| CN103898293A (en) * | 2013-12-25 | 2014-07-02 | 吴江亿泰真空设备科技有限公司 | Anticorrosive vacuumizer pollution-discharge dry-purification operation-monitoring vacuum furnace |
| CN104178609A (en) * | 2013-05-22 | 2014-12-03 | 刘小阳 | Vacuum furnace |
| CN104178603A (en) * | 2013-05-27 | 2014-12-03 | 刘小阳 | Vacuum furnace quenching process |
| CN106282491A (en) * | 2015-06-03 | 2017-01-04 | 中山凯旋真空技术工程有限公司 | Fine vacuum shrend solid solution furnace system |
| CN106755918A (en) * | 2016-12-16 | 2017-05-31 | 大连哈尼比科技有限公司 | A kind of vacuum water quenching method of vacuum water quenching system and bearing |
| CN115029523A (en) * | 2022-08-12 | 2022-09-09 | 苏州集萃高合材料科技有限公司 | Device and method for rapidly eliminating residual stress of high-temperature alloy bar |
-
2004
- 2004-01-07 CN CN 200420000295 patent/CN2685349Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101407853B (en) * | 2007-12-20 | 2010-08-11 | 北京有色金属研究总院 | Quenching apparatus for detecting hardenability of aluminum alloy ultra-thick plate |
| CN101967539A (en) * | 2010-11-01 | 2011-02-09 | 北京易利工业炉制造有限公司 | Vertical vacuum water quenching furnace |
| CN104178609B (en) * | 2013-05-22 | 2016-06-08 | 东莞市禾盛金属科技有限公司 | A kind of vacuum drying oven |
| CN104178609A (en) * | 2013-05-22 | 2014-12-03 | 刘小阳 | Vacuum furnace |
| CN104178603B (en) * | 2013-05-27 | 2016-04-20 | 东莞市禾盛金属科技有限公司 | A kind of vacuum oven quenching technology |
| CN104178603A (en) * | 2013-05-27 | 2014-12-03 | 刘小阳 | Vacuum furnace quenching process |
| CN103898293A (en) * | 2013-12-25 | 2014-07-02 | 吴江亿泰真空设备科技有限公司 | Anticorrosive vacuumizer pollution-discharge dry-purification operation-monitoring vacuum furnace |
| CN103710503B (en) * | 2014-01-15 | 2015-11-18 | 中国航空工业标准件制造有限责任公司 | Chain-bucket titanium alloy vacuum water quenching oven |
| CN103710503A (en) * | 2014-01-15 | 2014-04-09 | 中国航空工业标准件制造有限责任公司 | Chain bucket type titanium alloy vacuum water quenching furnace |
| CN106282491A (en) * | 2015-06-03 | 2017-01-04 | 中山凯旋真空技术工程有限公司 | Fine vacuum shrend solid solution furnace system |
| CN106282491B (en) * | 2015-06-03 | 2018-09-04 | 中山凯旋真空科技股份有限公司 | high vacuum water quenching solid solution furnace system |
| CN106755918A (en) * | 2016-12-16 | 2017-05-31 | 大连哈尼比科技有限公司 | A kind of vacuum water quenching method of vacuum water quenching system and bearing |
| CN115029523A (en) * | 2022-08-12 | 2022-09-09 | 苏州集萃高合材料科技有限公司 | Device and method for rapidly eliminating residual stress of high-temperature alloy bar |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050316 Termination date: 20120107 |