CN104073609A - Vacuum atmosphere thermal treatment furnace capable of continuously working - Google Patents
Vacuum atmosphere thermal treatment furnace capable of continuously working Download PDFInfo
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- CN104073609A CN104073609A CN201410312366.2A CN201410312366A CN104073609A CN 104073609 A CN104073609 A CN 104073609A CN 201410312366 A CN201410312366 A CN 201410312366A CN 104073609 A CN104073609 A CN 104073609A
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Abstract
The invention discloses a vacuum atmosphere thermal treatment furnace capable of continuously working. The vacuum atmosphere thermal treatment furnace comprises a lifting section furnace body, a heating section furnace body, a transition section furnace body and a cooling section furnace body. The lifting section furnace body is arranged above the whole equipment, and used for placing a lifting device; the heating section furnace body is arranged underneath the lifting section furnace and used for carrying out heat treatment onto a metal workpiece; the transition section furnace body is arranged underneath the heating section furnace body and used for isolating the heating section furnace body from the cooling section furnace body; the cooling section furnace body is arranged below the transition section furnace body and used for cooling the metal workpiece subjected to heat treatment. All the section furnace bodies are connected by adopting bolts. The vacuum atmosphere thermal treatment furnace disclosed by the invention can be used for carrying out heat treatment onto metals under a vacuum atmosphere and various atmospheres, or can carrying out quick cooling treatment onto the workpiece under a water-cooling state, avoids the metal workpiece from being oxidized in a cooling process, can continuously carry out heat treatment onto the metal workpiece, can reduce energy consumption, can lower energy consumption and can improve production efficiency.
Description
Technical field
The present invention relates to metallic substance heat treatment technics field, particularly a kind of continuous type vacuum atmosphere heat treatment furnace.
Technical background
Metal works, in preparation process, need to be heat-treated sometimes under different atmosphere, after thermal treatment again with certain speed of cooling by work-piece cools to room temperature, to make the workpiece conforming to quality requirements.The feature of atmosphere furnace is under a certain both fixed temperatures, and the artificial prepared atmosphere to passing into certain ingredients in stove, has reached certain heat treated object.Open (bulletin) number: the CN2685349Y of patent, a kind of Double-chamber vacuum water or water-based medium heat treatment furnace are disclosed, this heat treatment furnace can be cooling fast to metal works, realizes the thermal treatments such as quenching, solid solution, but when adopting water or aqueous medium to heat-treat, at high temperature can decomposite oxygen, thereby affect quality product, the requirement that this kind of structure can not meet in enormous quantities in addition, serialization is produced, production efficiency is low, each production cycle all needs to vacuumize, and energy consumption is very large.Open (bulletin) number: the CN102980399A of patent, a kind of material properties test high-temperature atmosphere furnace is disclosed, this device can carry out carrying out under differing temps and different atmosphere performance parameter test to sample, but it does not have supporting refrigerating unit, and efficiency is low.
Summary of the invention
The invention provides a kind of continuous type vacuum atmosphere heat treatment furnace, utilize this heat treatment furnace under vacuum or various atmosphere, to metal works, to carry out heat treated, and under multiple cooling conditions, metal works is carried out to cooling process.
A kind of continuous type vacuum atmosphere heat treatment furnace provided by the invention is comprised of raising section body of heater, cooling stave, heating zone body of heater, transition section body of heater and cooling section body of heater.Described raising section body of heater is positioned at the top of whole equipment, for laying lifting gear, temperature element, bolt, upper charging basket, vacuum air valve, rare gas element intake valve, reducing gas intake valve, top cover, wireline and apical axis, consists of.Wherein, top cover is positioned at the top of raising section body of heater, and with bolts between the body of heater of raising section, apical axis is positioned at the top of raising section body of heater, lay winding wire ropes, charging basket in lifting, it is outside that described cooling stave is enclosed in raising section body of heater, weld together with raising section body of heater, and and raising section body of heater between form water-cooling sandwich, inner water-filling carries out cooling to raising section body of heater.The described external vacuum pump of vacuum air valve.
Heating zone body of heater is positioned at below the body of heater of raising section, and for metal works is carried out to heat treated, and between the body of heater of raising section, periwinkle collecting ties and connects.Heating zone body of heater is comprised of body of heater shell, heating unit, thermal insulation layer and bolt.Body of heater shell is welded with common carbon steel board, body of heater enclosure filling heat insulating wall, and heating unit is positioned at the inner side of thermal insulation layer, and heating unit inner side is heating furnace.
Transition section body of heater is positioned at below heating zone body of heater, for heating zone body of heater and cooling section body of heater are separated, and with bolts between heating zone body of heater, by bolt and transition conduit vent valve, formed.
Cooling section body of heater is positioned at the below of transition section body of heater, carries out cooling, and with bolts between transition section body of heater for the metal works to after heat treated.Between transition section body of heater and cooling section body of heater, segregaion valve is installed, segregaion valve is comprised of flange, flashboard, gland, sealing-ring, valve shaft and bolt.In working process segregaion valve close and unlatching makes the isolated or UNICOM of cooling section body of heater and heating zone body of heater, realize the non-stop run of heat treatment furnace.Cooling section body of heater is comprised of cooling section vacuum air valve, fire door, shower nozzle, cooling section water discharge valve, cooling section reducing gas intake valve, cooling section rare gas element intake valve, cooling section body of heater, cooling section vent valve, bolt and bottom.Bottom is positioned at the lowermost end of vacuum atmosphere heat treatment furnace, and with bolts between cooling section body of heater.The described external vacuum pump of cooling section vacuum air valve.
Described raising section body of heater adopts stainless steel to make, and upper charging basket, transition section body of heater, cooling section body of heater, bottom all adopt high temperature steel to make, and fire door adopts stainless steel to make.
Described heating zone body of heater, body of heater is circular, adopts high temperature steel to make, body of heater length is 1～3 meter, outside resistive heating or the heated by gas of adopting of body of heater.
Described shower nozzle adopts stainless steel tube to make, the spray orifice that distributing uniformly on stainless steel tube, and injection diameter is φ 0.5～φ 2mm.
The present invention compares with existing same category of device, its substantive distinguishing features and significant progressive being embodied in:
(1) the vacuum atmosphere heat treatment furnace adopting can be heat-treated metal under vacuum atmosphere, and the metal also can be used under various atmosphere is heat-treated.
(2) the vacuum atmosphere heat treatment furnace adopting can carry out to the metal works after heat treated Slow cooling under protective atmosphere, or under water-cooled state, workpiece is carried out to quick cooling process, and can avoid metal works to be oxidized in cooling process.
(3) the vacuum atmosphere heat treatment furnace adopting can be heat-treated metal works continuously, reduce energy waste, reduced energy consumption, improved production efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation at a kind of continuous type vacuum atmosphere heat treatment furnace.
Fig. 2 is that segregaion valve is at A-A position profile figure.
Embodiment:
Below by embodiment, describe the present invention in detail.
As shown in Figure 1, a kind of continuous type vacuum atmosphere heat treatment furnace, is comprised of raising section body of heater 11, heating zone body of heater 12, transition section body of heater 21 and cooling section body of heater 29.Described raising section body of heater 11 is positioned at the top of whole equipment, lay lifting gear, lifting gear is comprised of temperature element 1, bolt 2, upper charging basket 13, cooling stave 3, vacuum air valve 5, rare gas element intake valve 6, reducing gas intake valve 7, top cover 8, wireline 10 and apical axis 9.Wherein, top cover 8 is positioned at the top of raising section body of heater 11, be connected with adopting bolt 2 between raising section body of heater 11, apical axis 9 is positioned at the top of raising section body of heater 11, for lay winding wire ropes 10, in lifting, charging basket 13, metal works 14 is placed in charging basket 13, and cooling stave 3 is enclosed in the outside of raising section body of heater 11, welds together with raising section body of heater 11, and and raising section body of heater 11 between form water-cooling sandwich, inner water-filling carries out cooling to raising section body of heater 11.
Heating zone body of heater 12 be positioned at raising section body of heater 11 below, for metal works is carried out to heat treated, be connected with periwinkle collecting bolt 4 between raising section body of heater 11, heating zone body of heater 12 is comprised of body of heater shell 16, heating unit 15, thermal insulation layer 17, bolt 18.Body of heater shell 16 use Q215 common carbon steel boards are welded, the inner filling heat insulating wall 17 of body of heater shell 16, and heating unit 15 is positioned at the inner side of thermal insulation layer 17, and heating unit 15 inner sides are heating furnace.
Transition section stove 21 bodies be positioned at heating zone body of heater 12 below, for heating zone body of heater 12 and cooling section body of heater 29 are separated, be connected with adopting bolt 18 between heating zone body of heater 12, by bolt 20, transition conduit vent valve 19, formed.
Cooling section body of heater 29 is positioned at the below of transition section body of heater 21, carries out coolingly for the metal works to after heat treated, is connected with adopting bolt 20 between transition section body of heater 21.Between transition section body of heater 21 and cooling section body of heater 29, segregaion valve 22 is installed, as shown in Figure 2, segregaion valve 22 is comprised of flange 33, flashboard 34, gland 35, sealing-ring 36, valve shaft 37, bolt 38.In working process segregaion valve 22 close and unlatching make cooling section body of heater 29 with heating zone body of heater 12 isolated or UNICOM, realize the non-stop run of heat treatment furnace.Cooling section body of heater 29 is comprised of cooling section vacuum air valve 23, fire door 24, shower nozzle 25, cooling section water discharge valve 26, cooling section reducing gas intake valve 27, cooling section rare gas element intake valve 28, cooling section body of heater 29, cooling section vent valve 30, bolt 31 and bottom 32.Bottom 32 is positioned at the lowermost end of vacuum atmosphere heat treatment furnace, is connected with adopting bolt 31 between cooling section body of heater 29.Raising section body of heater 11 adopts 304 stainless steels to make, and body of heater length is 3 meters, and upper charging basket 13, transition section body of heater 21, cooling section body of heater 29, bottom 32 all adopt 310s high temperature steel to make, and fire door 24 adopts 304 stainless steels to make; Heating zone body of heater 12, body of heater is circular, adopts 310s high temperature steel to make, and body of heater length is 3 meters, and the outside conventional, electric-resistance that adopts of body of heater heats; Shower nozzle 25 adopts 304 stainless steel tubes to make, and the diameter that distributing uniformly on stainless steel tube is the spray orifice of 2mm; Raising section vacuum air valve and cooling section vacuum air valve 23 external vacuum pumps.
It should be noted that, these examples are only some exemplary applications of this device, can not be interpreted as the restriction of the claimed scope of the present invention.
Claims (4)
1. a continuous type vacuum atmosphere heat treatment furnace, it is characterized in that this processing stove is by raising section body of heater, cooling stave, heating zone body of heater, transition section body of heater and cooling section body of heater form, described raising section body of heater is positioned at the top of this processing stove, by temperature element, bolt, upper charging basket, vacuum air valve, rare gas element intake valve, reducing gas intake valve, top cover, wireline and apical axis form, wherein, top cover is positioned at the top of raising section body of heater, and with bolts between the body of heater of raising section, apical axis is positioned at the top of raising section body of heater, lay winding wire ropes, charging basket in lifting, it is outside that described cooling stave is enclosed in raising section body of heater, weld together with raising section body of heater, and and raising section body of heater between form water-cooling sandwich, inner water-filling carries out cooling to raising section body of heater, the external vacuum pump of vacuum air valve wherein, heating zone body of heater is positioned at below the body of heater of raising section, and between the body of heater of raising section, periwinkle collecting ties and connects, heating zone body of heater is comprised of body of heater shell, heating unit, thermal insulation layer and bolt, body of heater shell is welded with common carbon steel board, body of heater enclosure filling heat insulating wall, heating unit is positioned at the inner side of thermal insulation layer, and heating unit inner side is heating furnace, transition section body of heater is positioned at below heating zone body of heater, heating zone body of heater and cooling section body of heater separated, and with bolts between heating zone body of heater, transition section body of heater is comprised of bolt and transition conduit vent valve, cooling section body of heater is positioned at the below of transition section body of heater, and with bolts between transition section body of heater, between transition section body of heater and cooling section body of heater, segregaion valve is installed, segregaion valve is comprised of flange, flashboard, gland, sealing-ring, valve shaft, bolt, in working process segregaion valve close and unlatching makes the isolated or UNICOM of cooling section body of heater and heating zone body of heater, realize the non-stop run of heat treatment furnace, cooling section body of heater is comprised of cooling section vacuum air valve, fire door, shower nozzle, cooling section water discharge valve, cooling section reducing gas intake valve, cooling section rare gas element intake valve, cooling section vent valve, bolt and bottom, bottom is positioned at the lowermost end of vacuum atmosphere heat treatment furnace, and with bolts between cooling section body of heater, the external vacuum pump of cooling section vacuum air valve wherein.
2. a kind of continuous type vacuum atmosphere heat treatment furnace according to claim 1, it is characterized in that said raising section body of heater adopts stainless steel to make, upper charging basket, transition section body of heater, cooling section body of heater, bottom all adopt high temperature steel to make, and fire door adopts stainless steel to make.
3. a kind of continuous type vacuum atmosphere heat treatment furnace according to claim 1, is characterized in that said heating zone body of heater, and body of heater is circular, adopts high temperature steel to make, and body of heater length is 1～3 meter, outside resistive heating or the heated by gas of adopting of body of heater.
4. a kind of continuous type vacuum atmosphere heat treatment furnace according to claim 1, is characterized in that said shower nozzle adopts stainless steel tube to make, the spray orifice that distributing uniformly on stainless steel tube, and injection diameter is φ 0.5～φ 2mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410312366.2A CN104073609B (en) | 2014-07-01 | 2014-07-01 | A kind of continuous type vacuum atmosphere heat treatment furnace |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410312366.2A CN104073609B (en) | 2014-07-01 | 2014-07-01 | A kind of continuous type vacuum atmosphere heat treatment furnace |
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| CN104073609A true CN104073609A (en) | 2014-10-01 |
| CN104073609B CN104073609B (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410312366.2A Expired - Fee Related CN104073609B (en) | 2014-07-01 | 2014-07-01 | A kind of continuous type vacuum atmosphere heat treatment furnace |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894034A (en) * | 2017-04-09 | 2017-06-27 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| CN109141036A (en) * | 2018-09-17 | 2019-01-04 | 湖南湘瓷科艺有限公司 | A kind of continous way metallization furnace atmosphere stable regulation method and device |
| CN109868436A (en) * | 2019-03-27 | 2019-06-11 | 芜湖云邦铜业有限公司 | A kind of anti-oxidation high-temperature quick treatment process of alternating-current resistance welding wire |
| KR20210094760A (en) * | 2020-01-22 | 2021-07-30 | 김영철 | Electric furnace and Electric furnace system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4647017A (en) * | 1984-12-19 | 1987-03-03 | Stainbrook Norbert E | Vacuum heat treating furnace and quench system with drop transfer |
| 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 |
-
2014
- 2014-07-01 CN CN201410312366.2A patent/CN104073609B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4647017A (en) * | 1984-12-19 | 1987-03-03 | Stainbrook Norbert E | Vacuum heat treating furnace and quench system with drop transfer |
| 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 |
Non-Patent Citations (2)
| Title |
|---|
| 天津市第一机械工业局: "《热处理工必读》", 31 March 1982 * |
| 纪贵: "《世界钢号对照手册》", 31 May 2013 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106894034A (en) * | 2017-04-09 | 2017-06-27 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| CN106894034B (en) * | 2017-04-09 | 2018-12-04 | 柯富荣 | A kind of surface of workpiece reduction apparatus and its method |
| CN109141036A (en) * | 2018-09-17 | 2019-01-04 | 湖南湘瓷科艺有限公司 | A kind of continous way metallization furnace atmosphere stable regulation method and device |
| CN109141036B (en) * | 2018-09-17 | 2023-12-19 | 湖南湘瓷科艺有限公司 | Continuous metallization furnace atmosphere stable adjustment method |
| CN109868436A (en) * | 2019-03-27 | 2019-06-11 | 芜湖云邦铜业有限公司 | A kind of anti-oxidation high-temperature quick treatment process of alternating-current resistance welding wire |
| KR20210094760A (en) * | 2020-01-22 | 2021-07-30 | 김영철 | Electric furnace and Electric furnace system |
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| CN104073609B (en) | 2016-04-13 |
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