CN207109048U - A kind of Two-way Cycle vacuum heat treatment furnace - Google Patents
A kind of Two-way Cycle vacuum heat treatment furnace Download PDFInfo
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- CN207109048U CN207109048U CN201720528585.3U CN201720528585U CN207109048U CN 207109048 U CN207109048 U CN 207109048U CN 201720528585 U CN201720528585 U CN 201720528585U CN 207109048 U CN207109048 U CN 207109048U
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- heater
- insulated door
- insulation cladding
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- cylinder
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Abstract
The utility model belongs to chemical field,More particularly to a kind of Two-way Cycle vacuum heat treatment furnace,Provided with body of heater,Fire door I and fire door II are correspondingly provided with the both ends of body of heater,Insulation cladding is provided with body of heater,Insulation cladding both sides are respectively arranged with insulated door component I and insulated door component II,When insulated door component I and insulated door II closed mode of component,Space in gap and inner bag between insulation cladding and inner bag forms heat cycles path,When insulated door component I and insulated door II open mode of component,Space in gap and inner bag between body of heater and insulation cladding forms cooling peripheral passage,The utility model realizes heat cycles path using the folding of insulated door and cools down the automatic switchover of peripheral passage,Temperature control is more accurate,And a set of air circulation component is used to provide power for two peripheral passages,Deft design is compact-sized,Cost is low,Single furnace structure sealing effectiveness is far above more furnace structures,Production efficiency is high and thermal treatment quality is good,With preferable market value.
Description
Technical field
The utility model belongs to chemical field, more particularly to a kind of Two-way Cycle vacuum heat treatment furnace.
Background technology
Heat treatment refers to material or workpiece in the solid state, by the means for heating, being incubated and cool down, to obtain intended tissue
With a kind of metal heat processing technique of performance;Vacuum heat is the novel thermal process that vacuum technique is combined with heat treatment technics
Technology, compared with normative heat treatment, while vacuum heat, can be achieved non-oxidation, without decarburization, without carburizing, workpiece can be removed
The phosphorus bits on surface, and have the effect such as degreasing degasification, so as to reach the effect of surface-brightening purification.
Traditional vacuum heat-treatment furnace is divided into vacuum furnace and vacuum cooled stove, and material or workpiece add in vacuum furnace
The cooling of vacuum cooled stove is sent to after heat, but due to can not be protected into the transportation of vacuum cooled stove from vacuum furnace
Vacuum is demonstrate,proved, causes thermal treatment quality to reduce, then dual chamber or three Room vacuum heat treatment furnaces, such as Shen occurs again in the prior art
Please numbers 200480042491.0《Double chamber type heat treatment furnace》, including sealable cooling furnace and sealable heating furnace, at two
Conveying device is provided between body of heater, workpiece is had been under vacuum state and is heat-treated, substantially increase heat treatment matter
Amount, but there is also problems with for this multicell heat-treatment furnace:
(1)Multicell structural volume is big, complicated, and difficulty is brought to vacuum sealing;
(2)During heating chamber transports cooling chamber to, two room temperatures are difficult to equilibrium, easily produce temperature jump, temperature control
System is difficult, causes thermal treatment quality to reduce;
(3)Workpiece stability after heating is poor, is easily deformed during transporting cooling chamber to from heating chamber.
Utility model content
For solution, traditional Multichamber vacuum heat treatment furnace is complicated in the prior art, and sealing is difficult, and is transported in heating chamber
Difficult toward cooling chamber temperature control, the problem of being also easy to cause transport to deform, the utility model provides a kind of Two-way Cycle Vacuum Heat
Treatment furnace, Cycling hot-blast heating and the hydronic function of cold wind can be realized in a furnace chamber.
The utility model to solve the above problems, the technical scheme used for:A kind of Two-way Cycle vacuum heat treatment furnace, is provided with
Body of heater, fire door I and fire door II are correspondingly provided with the both ends of body of heater, insulation cladding, insulation cladding outer wall and inboard wall of furnace body are provided with body of heater
It is connected, the position of corresponding two fire doors of insulation cladding is respectively arranged with insulated door component I and insulated door component II, in insulation cladding
Inner bag is provided with, multiple heaters are provided between insulation cladding and inner bag, the inner bag is close to insulated door component I and popular component
II position is respectively equipped with air vent, during insulated door component I and insulated door II closed mode of component, in insulation cladding and inner bag
Between gap and inner bag in space formed heat cycles path, insulated door component I and insulated door component II open shape
During state, the space in the gap and inner bag between body of heater and insulation cladding forms cooling peripheral passage, and use is connected with fire door I
In the air circulation component that circulation power is provided for two air circulation paths, it is connected with fire door II for being circulated for cooling
The radiator that the hot-air of path is cooled, siege pillar is provided with insulation cladding bottom, siege pillar, which is provided with, to be used to place
The siege 1 of heat treated part.
Further, insulated door component I includes:Two insulated doors I, guide rail, cylinder support and two cylinders, it is described
Guide rail is connected with insulation cladding, and the cylinder base of cylinder is arranged on the outside of body of heater by cylinder support, and the piston of cylinder stretches out
Bar stretches into body of heater and is connected with insulated door I, and two insulated doors are intended under the drive of respective cylinder along guide rail respectively.
Further, insulated door component II includes:Two insulated doors II, hinge, cylinder support and two cylinders, it is described every
Hot topic II is connected by hinge with insulation cladding, and the cylinder base of cylinder is arranged on the outside of body of heater by cylinder support, the work of cylinder
Plug extension bar stretches into body of heater and is connected with insulated door II, and two insulated doors flip under the drive of respective cylinder respectively to be beaten
Open.
Further, insulated door component II includes:Insulated door II, cylinder support and cylinder, the cylinder base of cylinder pass through
Air cylinder support is arranged on the downside of fire door II, and the piston extension bar of cylinder stretches into body of heater and is connected with insulated door II, and insulated door II is in vapour
Moved up and down under the drive of cylinder.
Further, air circulation component includes motor, main shaft, impeller, locking nut, electric machine support, supporting plate, high temperature
Bearing and motor cover, the motor are connected by electric machine support with the outside of fire door I, one end connection of motor output end and main shaft,
Impeller is connected by the other end of locking nut and main shaft, is connected in the middle part of the main shaft with high-temperature bearing inner ring, outside high-temperature bearing
Circle be connected with supporting plate, and supporting plate is fixed on the inside of fire door I, and motor cover covers on motor outside, and with electric machine support vacuum sealing.
Further, fire door I and fire door II are connected by flange with body of heater, and seal is provided between flange.
Further, when the body of heater uses vertical structure, heat cycles path and cooling peripheral passage are vertical up and down
Circulation, siege are provided with the air-vent for air circulation circulation, and insulation cladding bottom separates with insulation shell side wall, and connects with fire door II
Connect, opened downwards with fire door II is overall.
Further, when body of heater uses horizontal type structure, heat cycles path and cooling peripheral passage are left and right horizontal circulation,
Inner bag is provided with the hole for air circulation circulation close to the side of insulated door component I.
Further, heater uses U-shaped heater, and U-shaped heater is made up of cold end and U-shaped hot junction, and the two of U-shaped hot junction
End connects cold end respectively, and U-shaped hot junction is arranged in insulation cladding, and cold end draws insulation cladding external cabling.
Further, multiple warm areas be can be set in insulation cladding, the heater of each warm area is connected together independent temperature control, each
Warm area is provided with a temperature sensor.
Further, using double from hollow-core construction, centre is passed through cooling water and the hot gas for cooling down peripheral passage is carried out body of heater
Cooling.
Further, inner bag is preferably made of tungsten or carbon plate.
Further, siege and siege pillar are preferably made of graphite material.
It is of the present utility model to have technical effect that:
The 1st, heat cycles path is set in insulation cladding, improve the programming rate of material and the uniformity of furnace temperature in stove;
The 2nd, cooling peripheral passage is set in stove, accelerate the circulation rate of cooling gas, improves the uniformity of cooling furnace temperature;
The 3rd, one insulated door is set respectively in the both sides of insulation cladding, using the folding of insulated door realize heat cycles path and
The automatic switchover of peripheral passage is cooled down, two kinds of functions of heating and cooling are realized in a body of heater, temperature control is more accurate, and
A set of air circulation component is used to provide power for two peripheral passages, deft design is compact-sized, and cost is low, and single furnace structure is close
Envelope effect is far above more furnace structures, and heat treatment of workpieces process need not transport, and will not be deformed, and production efficiency is high and hot
It is good to handle quality, there is preferable market value.
Brief description of the drawings
Fig. 1 is that the utility model body of heater uses vertical structure, and two insulated door component closed mode front views;
Fig. 2 is that the utility model body of heater uses vertical structure, and two insulated door component open mode front views;
Fig. 3 is that the utility model body of heater uses horizontal type structure, and two insulated door component closed mode top views;
Fig. 4 is that the utility model body of heater uses horizontal type structure, and two insulated door component open mode top views.
Reference:1- bodies of heater, 2- fire doors I, 3- fire doors II, 4- insulated doors component I, 5- insulated doors component II, 6- air
Recirculation assembly, 7- insulation claddings, 8- heaters, 9- inner bags, 10- radiators, 11- temperature sensors, 12- sieges, 13- siege branch
Post, 14- heat cycles path, 15- coolings peripheral passage, 401- insulated doors I, 402- guide rails, 403- cylinders support, 404-
Cylinder, 501- insulated doors II, 502- hinges, 601- motors, 602- main shafts, 603- impellers, 604- locking nuts, 605- motor branch
Frame, 606- supporting plates, 607- high-temperature bearings, 608- motor covers, 16- flanges, 17- seals.
Embodiment
Further specific detailed description is done to the utility model with reference to the accompanying drawings and detailed description.
As depicted in figs. 1 and 2, treatment furnace of the invention uses vertical structure, is had provided with body of heater 1, on body of heater 1
Fire door I 2 and fire door II 3, body of heater 1 is interior to be provided with insulation cladding 7, and the outer wall of insulation cladding 7 is connected with the inwall of body of heater 1, above and below insulation cladding 7
The position of corresponding two fire doors is respectively arranged with insulated door component I 4 and insulated door component II 5, and inner bag is provided with insulation cladding 7
9, multiple heaters 8 are provided between insulation cladding 7 and inner bag 9, heater 8 uses U-shaped heater, and U-shaped heater is by cold end and U
Type hot junction is formed, and the both ends in U-shaped hot junction connect cold end respectively, and U-shaped hot junction is arranged in insulation cladding, and cold end is drawn outside insulation cladding
Wiring;Inner bag 9 is respectively equipped with air vent, the insulated door component I 4 close to the position of insulated door component I 4 and popular component II 5
During with insulated door II 5 closed mode of component, the space in gap and inner bag 9 between insulation cladding 7 and inner bag 9 is formed in Fig. 1
Heat cycles path 14 shown in lines, during insulated door component I 4 and insulated door II 5 open mode of component, body of heater 1 with
Gap between insulation cladding 7 forms the cooling peripheral passage 15 in Fig. 2 shown in lines with the space in inner bag 9, and heat cycles are led to
Road 14 and cooling peripheral passage 15 are upper and lower vertical circulation, and siege 12 is provided with the air-vent for air circulation circulation, insulation cladding 7
Bottom and the side wall of insulation cladding 7 separate, and are connected with fire door II 3, are opened downwards with fire door II 3 is overall;It is connected simultaneously with fire door I 2
Provided with the air circulation component 6 for providing circulation power for two air circulation paths, it is connected with fire door II 3 for being
The radiator 10 that the hot-air of cooling peripheral passage 15 is cooled, body of heater 1 can also be arranged to double from hollow-core construction, it is middle
It is passed through cooling water to cool down the hot gas for cooling down peripheral passage 15, strengthens cooling effect;Siege branch is provided with the bottom of insulation cladding 7
Post 13, siege pillar 13 are provided with the siege 12 for being used for placing heat treated part;Multiple warm areas can be set in insulation cladding 7, each
The heater 8 of warm area is connected together independent temperature control, and each warm area is provided with a temperature sensor 11;Inner bag 9 preferably uses
Tungsten or carbon plate are made;Siege 12 and siege pillar 13 are preferably made of graphite material;Fire door I 2 and fire door II 3 pass through method
Orchid 16 is connected with body of heater 1, and seal 17 is provided between flange 16, improves sealing effectiveness.
In order to realize the automatic open-close of insulated door component I 4 and insulated door component II 5, insulated door component I 4 includes:Two every
Hot topic I 401, guide rail 402, cylinder support 403 and two cylinders 404, the guide rail 402 are connected with insulation cladding 7, vapour
The cylinder base of cylinder 404 is arranged on the outside of body of heater 1 by cylinder support 403, the piston extension bar of cylinder 404 stretch into body of heater 1 with
Insulated door I 401 connects, and two insulated doors move under the drive of respective cylinder 404 along guide rail 402 respectively;Insulated door
Component II 5 includes:Insulated door II 501, cylinder support 403 and cylinder 404, the cylinder base of cylinder 404 are arranged under fire door II 3
Side, the piston extension bar of cylinder 404 stretch into body of heater 1 and are connected with insulated door II 501, and insulated door II 501 is under the drive of cylinder 404
Move up and down.
Because heat cycles path 14 is realized in the folding for using two insulated door components up and down and cools down peripheral passage 15
Automatically switch, use a set of air circulation component 6 compact-sized to reduce cost to provide power to two peripheral passages,
Air circulation component 6 includes motor 601, main shaft 602, impeller 603, locking nut 604, electric machine support 605, supporting plate 606, height
Warm bearing 607 and motor cover 608, the motor 601 are connected by electric machine support 605 with the outside of fire door I 2, the output end of motor 601
It is connected with one end of main shaft 602, impeller 603 is fixed on the other end of main shaft 602 by locking nut 604, in the main shaft 602
Portion is connected with the inner ring of high-temperature bearing 607, and the outer ring of high-temperature bearing 607 is fixed on the inner side of fire door I 2, motor cover by supporting plate 606
608 cover on the outside of motor 601, and with the vacuum sealing of electric machine support 605.
As shown in Figure 3 and Figure 4, treatment furnace of the invention can also use horizontal type structure, provided with body of heater 1, on a left side for body of heater 1
The right side is provided with fire door I 2 and fire door II 3, is provided with insulation cladding 7 in body of heater 1, the outer wall of insulation cladding 7 is connected with the inwall of body of heater 1, insulation cladding 7
The positions of corresponding two fire doors in left and right be respectively arranged with insulated door component I 4 and insulated door component II 5, set in insulation cladding 7
Have inner bag 9, be provided with multiple heaters 8 between insulation cladding 7 and inner bag 9, heater 8 uses U-shaped heater, U-shaped heater by
Cold end and U-shaped hot junction composition, the both ends in U-shaped hot junction connect cold end respectively, and U-shaped hot junction is arranged in insulation cladding, and cold end, which is drawn, protects
Warm shell external cabling;Inner bag 9 is respectively equipped with air vent close to the position of insulated door component I 4 and popular component II 5, described heat-insulated
When door component I 4 and insulated door II 5 closed mode of component, the space shape in gap and inner bag 9 between insulation cladding 7 and inner bag 9
Heat cycles path 14 into Fig. 3 shown in lines, during insulated door component I 4 and insulated door II 5 open mode of component,
Gap between body of heater 1 and insulation cladding 7 forms the cooling peripheral passage 15 in Fig. 4 shown in lines with the space in inner bag 9, heats
Peripheral passage 14 and cooling peripheral passage 15 are left and right horizontal circulation;It is connected with fire door I 2 and provided with for being two air circulations
Path provides the air circulation component 6 of circulation power, is connected with fire door II 3 for the hot-air for cooling peripheral passage 15
The radiator 10 to be cooled, body of heater 1 can also be arranged to double from hollow-core construction, it is logical to cooling circulation that centre is passed through cooling water
The hot gas on road 15 is cooled down, and strengthens cooling effect;Siege pillar 13 is provided with the bottom of insulation cladding 7, siege pillar 13 is provided with
For placing the siege 12 of heat treated part;Multiple warm areas can be set in insulation cladding 7, the heater 8 of each warm area is connected together
Independent temperature control, each warm area are provided with a temperature sensor 11;Inner bag 9 is preferably made of tungsten or carbon plate;Siege 12
Preferably it is made with siege pillar 13 of graphite material;Fire door I 2 and fire door II 3 are connected by flange 16 with body of heater 1, flange
Seal 17 is installed between 16, improves sealing effectiveness.
In order to realize the automatic open-close of insulated door component I 4 and insulated door component II 5, insulated door component I 4 includes:Two every
Hot topic I 401, guide rail 402, cylinder support 403 and two cylinders 404, the guide rail 402 are connected with insulation cladding 7, vapour
The cylinder base of cylinder 404 is arranged on the outside of body of heater 1 by cylinder support 403, the piston extension bar of cylinder 404 stretch into body of heater 1 with
Insulated door I 401 connects, and two insulated doors move under the drive of respective cylinder 404 along guide rail 402 respectively;Insulated door
Component II 5 includes:Two insulated doors II 501, hinge 502, cylinder support 403 and two cylinders 404, the insulated door II 501
It is connected by hinge 502 with insulation cladding 7, the cylinder base of cylinder 404 is arranged on the outside of body of heater 1, cylinder by cylinder support 403
404 piston extension bar stretches into body of heater 1 and is connected with insulated door II 501, and two insulated doors are respectively in the drive of respective cylinder 404
Under flip over opening.
Due to realizing heat cycles path 14 using the folding of the two insulated door components in left and right and cooling down peripheral passage 15
Automatically switch, use a set of air circulation component 6 compact-sized to reduce cost to provide power to two peripheral passages,
Air circulation component 6 includes motor 601, main shaft 602, impeller 603, locking nut 604, electric machine support 605, supporting plate 606, height
Warm bearing 607 and motor cover 608, the motor 601 are connected by electric machine support 605 with the outside of fire door I 2, the output end of motor 601
It is connected with one end of main shaft 602, impeller 603 is fixed on the other end of main shaft 602 by locking nut 604, in the main shaft 602
Portion is connected with the inner ring of high-temperature bearing 607, and the outer ring of high-temperature bearing 607 is fixed on the inner side of fire door I 2, motor cover by supporting plate 606
608 cover on the outside of motor 601, and with the vacuum sealing of electric machine support 605.
Embodiment provided above is better embodiment of the present utility model, is only used for convenient explanation the utility model, and
It is non-to make any formal limitation, any those of ordinary skill in the art to the utility model, if not departing from
In the range of the utility model carries technical characteristic, locally change or repair using made by the utility model disclosed technology content
The equivalent embodiment of decorations, and without departing from the technical characteristics of the utility model content, still fall within the utility model technical characteristic
In the range of.
Claims (12)
- A kind of 1. Two-way Cycle vacuum heat treatment furnace, it is characterised in that:Provided with body of heater(1), in body of heater(1)Both ends be correspondingly provided with stove Door I(2)With fire door II(3), body of heater(1)It is interior to be provided with insulation cladding(7), insulation cladding(7)Outer wall and body of heater(1)Inwall is connected, and protects Warm shell(7)The position of corresponding two fire doors is respectively arranged with insulated door component I(4)With insulated door component II(5), in insulation cladding (7)Inside it is provided with inner bag(9), insulation cladding(7)With inner bag(9)Between be provided with multiple heaters(8), the inner bag(9)It is close Insulated door component I(4)With popular component II(5)Position be respectively equipped with air vent, the insulated door component I(4)And insulated door Component II(5)During closed mode, in insulation cladding(7)With inner bag(9)Between gap and inner bag(9)Interior space forms heating and followed Ring path(14), the insulated door component I(4)With insulated door component II(5)During open mode, in body of heater(1)With insulation cladding(7) Between gap and inner bag(9)Interior space forms cooling peripheral passage(15), with fire door I(2)It is connected with for being two Air circulation path provides the air circulation component of circulation power(6), with fire door II(3)It is connected with for leading to for cooling circulation Road(15)The radiator that is cooled of hot-air(10), in insulation cladding(7)Bottom is provided with siege pillar(13), siege pillar (13)It is provided with the siege for being used for placing heat treated part(12).
- A kind of 2. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The insulated door component I(4) Including:Two insulated doors I(401), guide rail(402), cylinder support(403)With two cylinders(404), the guide rail (402)With insulation cladding(7)Connection, cylinder(404)Cylinder base pass through cylinder support(403)Installed in body of heater(1)Outside, vapour Cylinder(404)Piston extension bar stretch into body of heater(1)With insulated door I(401)Connection, two insulated doors are respectively in respective cylinder (404)Drive under along guide rail(402)It is mobile.
- A kind of 3. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The insulated door component II (5)Including:Two insulated doors II(501), hinge(502), cylinder support(403)With two cylinders(404), the insulated door II (501)Pass through hinge(502)With insulation cladding(7)Connection, cylinder(404)Cylinder base pass through cylinder support(403)It is arranged on Body of heater(1)Outside, cylinder(404)Piston extension bar stretch into body of heater(1)With insulated door II(501)Connection, two insulated doors point Not in respective cylinder(404)Drive under flip over opening.
- A kind of 4. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The insulated door component II (5)Including:Insulated door II(501), cylinder support(403)And cylinder(404), cylinder(404)Cylinder base be arranged on fire door Ⅱ(3)Downside, cylinder(404)Piston extension bar stretch into body of heater(1)With insulated door II(501)Connection, insulated door II(501) Cylinder(404)Drive under move up and down.
- A kind of 5. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The air circulation component (6)Including motor(601), main shaft(602), impeller(603), locking nut(604), electric machine support(605), supporting plate(606)、 High-temperature bearing(607)And motor cover(608), the motor(601)Pass through electric machine support(605)With fire door I(2)Outside connects, Motor(601)Output end and main shaft(602)One end connection, impeller(603)Pass through locking nut(604)It is fixed on main shaft (602)The other end, the main shaft(602)Middle part and high-temperature bearing(607)Inner ring connects, high-temperature bearing(607)Outer ring passes through Supporting plate(606)It is fixed on fire door I(2)Inner side, motor cover(608)Cover on motor(601)Outside, and and electric machine support(605) Vacuum sealing.
- A kind of 6. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The fire door I(2)And fire door Ⅱ(3)Pass through flange(16)With body of heater(1)Connection, flange(16)Between seal is installed(17).
- A kind of 7. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The body of heater(1)Using vertical Formula structure, heat cycles path(14)With cooling peripheral passage(15)For upper and lower vertical circulation, siege(12)It is provided with and is followed for air The logical air-vent of circulation, insulation cladding(7)Bottom and insulation cladding(7)Side wall separate, and with fire door II(3)Connection, with fire door Ⅱ(3)It is overall to open downwards.
- A kind of 8. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The body of heater(1)Using sleeping Formula structure, heat cycles path(14)With cooling peripheral passage(15)For left and right horizontal circulation, inner bag(9)Close to insulated door component Ⅰ(4)Side is provided with the hole for air circulation circulation.
- A kind of 9. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The heater(8)Using U Type heater, U-shaped heater are made up of cold end and U-shaped hot junction, and the both ends in U-shaped hot junction connect cold end respectively, and U-shaped hot junction is arranged on In insulation cladding, cold end draws insulation cladding external cabling.
- A kind of 10. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The insulation cladding(7)Inside set Put multiple warm areas, the heater of each warm area(8)Be connected together independent temperature control, and each warm area is provided with a temperature sensor (11).
- A kind of 11. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The inner bag(9)Using tungsten Molybdenum or carbon plate are made.
- A kind of 12. Two-way Cycle vacuum heat treatment furnace according to claim 1, it is characterised in that:The siege(12)And stove Bed pillar(13)It is made of graphite material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720528585.3U CN207109048U (en) | 2017-05-12 | 2017-05-12 | A kind of Two-way Cycle vacuum heat treatment furnace |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201720528585.3U CN207109048U (en) | 2017-05-12 | 2017-05-12 | A kind of Two-way Cycle vacuum heat treatment furnace |
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CN207109048U true CN207109048U (en) | 2018-03-16 |
Family
ID=61593103
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CN201720528585.3U Withdrawn - After Issue CN207109048U (en) | 2017-05-12 | 2017-05-12 | A kind of Two-way Cycle vacuum heat treatment furnace |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107142363A (en) * | 2017-05-12 | 2017-09-08 | 洛阳西格马炉业股份有限公司 | A kind of Two-way Cycle vacuum heat treatment furnace |
CN112853072A (en) * | 2020-12-31 | 2021-05-28 | 江苏华苏工业炉制造有限公司 | Horizontal multizone heating high vacuum tempering furnace of square single chamber |
CN113764304A (en) * | 2020-06-03 | 2021-12-07 | 韩国光洋热电系统有限公司 | Substrate heat treatment furnace |
CN116356129A (en) * | 2023-05-30 | 2023-06-30 | 南京铖联激光科技有限公司 | Vacuum heat treatment furnace with rapid cooling function |
-
2017
- 2017-05-12 CN CN201720528585.3U patent/CN207109048U/en not_active Withdrawn - After Issue
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107142363A (en) * | 2017-05-12 | 2017-09-08 | 洛阳西格马炉业股份有限公司 | A kind of Two-way Cycle vacuum heat treatment furnace |
CN107142363B (en) * | 2017-05-12 | 2018-09-07 | 洛阳西格马炉业股份有限公司 | A kind of Two-way Cycle vacuum heat treatment furnace |
CN113764304A (en) * | 2020-06-03 | 2021-12-07 | 韩国光洋热电系统有限公司 | Substrate heat treatment furnace |
CN112853072A (en) * | 2020-12-31 | 2021-05-28 | 江苏华苏工业炉制造有限公司 | Horizontal multizone heating high vacuum tempering furnace of square single chamber |
CN116356129A (en) * | 2023-05-30 | 2023-06-30 | 南京铖联激光科技有限公司 | Vacuum heat treatment furnace with rapid cooling function |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20180316 Effective date of abandoning: 20180907 |