CN106544478A - A kind of annealing furnace - Google Patents
A kind of annealing furnace Download PDFInfo
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- CN106544478A CN106544478A CN201510594258.3A CN201510594258A CN106544478A CN 106544478 A CN106544478 A CN 106544478A CN 201510594258 A CN201510594258 A CN 201510594258A CN 106544478 A CN106544478 A CN 106544478A
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- fire door
- burner hearth
- annealing furnace
- furnace shell
- furnace according
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Abstract
The invention provides a kind of annealing furnace, including furnace shell, burner hearth, fire door, heater element, temperature thermocouple and intelligent temperature control device, it is characterised in that：The fire door is arranged on the panel of furnace shell by multigroup hinge using laterally opened structure, the burner hearth is closed, it is provided with fire door, the fire door is provided with the projection matched with fire door, the projection is close in fire door, the fire door is provided with handle, insulating is filled between the furnace shell and burner hearth, the heater element is around in four wall of the burner hearth, by arranging rack and track in the inside of annealing furnace, achievable material is continuously pushed in and ejection, high degree of automation, alleviate the amount of labour, and temperature is uniform in burner hearth, drastically increase working (machining) efficiency, and the utilization rate of the energy can be effectively improved.
Description
Technical field
The present invention relates to technical field of heat treatment equipment, and in particular to a kind of annealing furnace.
Background technology
Annealing is a common technology in mechanical processing process, in order to reach certain characteristic, such as reduce the hardness of workpiece and improve its plasticity, workpiece is needed after heating, kept for a period of time, then slow cooling is obtaining this kind of performance, annealing furnace is process equipment indispensable during annealing is processed, the heat insulation effect of conventional anneal stove heat-insulation layer is not good, have impact on annealing effect, and existing annealing furnace automaticity is not high, typically first the flue in annealing furnace is taken out from the burner hearth of annealing furnace, loading workpiece is to flue, then flue is inserted and be heated in burner hearth preset temperature and keep after the regular hour, flue is exited from the burner hearth of annealing furnace, again workpiece is taken out from flue, this kind of annealing furnace is unable to continuous feed and feeds inconvenient, automaticity is not high, the working (machining) efficiency of workpiece is have impact on greatly.
Therefore, the problems referred to above are the problems that should be paid attention to during to annealing furnace design and use and solve.
The content of the invention
For above-mentioned problem, the present invention provides one kind and overcomes defect present in prior art, there is provided the high annealing furnace of a kind of efficiency high, energy utilization rate.
The present invention technical solution be：A kind of annealing furnace, including furnace shell, burner hearth, fire door, heater element, temperature thermocouple and intelligent temperature control device, it is characterised in that：The fire door is arranged on the panel of furnace shell by multigroup hinge using laterally opened structure, the burner hearth is closed, it is provided with fire door, the fire door is provided with the projection matched with fire door, the projection is close in fire door, the fire door is provided with handle, insulating is filled between the furnace shell and burner hearth, the heater element is around in four wall of the burner hearth, the furnace shell rear is provided with thermocouple hole, the temperature thermocouple is inserted inside the burner hearth by the galvanic couple hole, and is fixed with fixed seat.
It is the deadweight handled using fire door that fire door is closed, and fire door is close to fire door by leverage, only need to up be carried handling, pulled open after unhook outward during unlatching.
Further improvement of the present invention is：Rack is provided with the burner hearth, the both sides of the rack are provided with roller, and the inwall of the burner hearth both sides is provided with grooved tracks, and the roller is placed in the grooved tracks.
Further improvement of the present invention is：The burner hearth is made using refractory brick and the compound tamping of refractory concrete.
Further improvement of the present invention is：The furnace shell folds welding using carbon steel and angle bar and is formed.
Further improvement of the present invention is：The heater element is nickel chromium triangle lectrothermal alloy wire or siliconits, and the nickel chromium triangle lectrothermal alloy wire helically stricture of vagina shape, the globar are placed on the inwall of the burner hearth.
It is unlikely to deform under nickel chromium triangle lectrothermal alloy wire applied at elevated temperature, its structure not malleable, plasticity preferably, is easily repaired, and its radiance is high, nonmagnetic, and corrosion resistance is strong, long service life, and siliconits are exposed in stove, and heats can be double.
Further improvement of the present invention is：The insulation material of the insulating combines alumina silicate fibre heat-preservation cotton or ceramic wool insulation cotton using lightweight foam brick.
Aluminium silicate fiber peacekeeping ceramic fibre is all a kind of effective insulating materials, with lightweight, intensity is high, antioxidation, low thermal conductivity, good, corrosion-resistant flexibility, little thermal capacitance and the features such as sound insulation, reduce annealing furnace amount of stored heat and heat conductivity, cause burner hearth amount of stored heat little, heating-up time shortens, surface temperature rise is low, reduces the loss power and power consumption of annealing furnace
Further improvement of the present invention is：Filled with asbestos cord in space between the temperature thermocouple and the thermocouple hole.
Further improvement of the present invention is：The fire door housing is welded firm frame structure by shaped steel and sheet material, and interior refractory fibre compression module lay-up is formed.
A kind of salt bath furnace with submerged electrodes of the present invention, it is that melting saline solution is immersed into heating in saline solution all the time as heating medium, by workpiece, when workpiece is come out of the stove, surface has one layer of salt film again, surface of the work oxidation and decarburization can be prevented, salt bath furnace can be used for the heating of the heat treatments such as the quenching of carbon steel, steel alloy, tool steel, mould steel and aluminium alloy etc., annealing, tempering, cyaniding, timeliness, it can also be used to slight oxidization heating during steel precision forging.The electrode is provided with cooling jacket with heat-insulated interlayer, the heating medium in salt bath along electrode flow outwardly when, encounter cooling jacket and solidify, so as to avoid leakage salt.The steam of salt bath stove heat medium is harmful, therefore salt bath furnace is connected toxic smog filtration purifier, purifies its gas.
The invention has the beneficial effects as follows：A kind of annealing furnace that the present invention is provided, by arranging rack and track in the inside of annealing furnace, achievable material is continuously pushed in and ejection, high degree of automation, alleviates temperature in the amount of labour, and burner hearth uniform, working (machining) efficiency is drastically increased, and the utilization rate of the energy can be effectively improved.
Description of the drawings
Fig. 1 is the dimensional structure diagram of the present invention；
Fig. 2 is elevation of the present invention；
Fig. 3 is chamber structure figure of the present invention；
Wherein：1- furnace shells, 2- burner hearths, 3- fire doors, 4- heater elements, 5- intelligent temperature control devices, 6- hinges, 7- projections, 8- panels, 9- grooved tracks, 10- racks, 11- handles.
Specific embodiment
In order to deepen the understanding of the present invention, the present invention is described in further detail below in conjunction with drawings and Examples, the embodiment is only used for explaining the present invention, protection scope of the present invention is not constituted and is limited.
As shown in the figure：The present invention technical solution be：A kind of annealing furnace, including furnace shell 1, burner hearth 2, fire door 3, heater element 4, temperature thermocouple and intelligent temperature control device 5, it is characterised in that：The fire door 3 is arranged on the panel 8 of furnace shell 1 by multigroup hinge 6 using laterally opened structure, the burner hearth 2 is closed, it is provided with fire door, the fire door 3 is provided with the projection 7 matched with fire door, the projection 7 is close in fire door, the fire door 3 is provided with handle 11, 3 housing of the fire door is welded firm frame structure by shaped steel and sheet material, interior refractory fibre compression module lay-up is formed, fire door 3 close be handled using fire door 3 11 deadweight, fire door 3 is close to by fire door by leverage, only need to will handle 11 up to carry during unlatching, pulled open after unhook outward；
Insulating is filled between the furnace shell 1 and burner hearth 2, the heater element 4 is nickel chromium triangle lectrothermal alloy wire, helically stricture of vagina shape is around in 2 four wall of the burner hearth, is unlikely to deform under the nickel chromium triangle lectrothermal alloy wire applied at elevated temperature, its structure not malleable, plasticity is preferable, easily repair, its radiance is high, nonmagnetic, corrosion resistance is strong, long service life.1 rear of the furnace shell is provided with thermocouple hole, and the temperature thermocouple is inserted inside the burner hearth 2 by the galvanic couple hole, and is fixed with fixed seat.Rack 10 is provided with the burner hearth 2, the both sides of the rack 10 are provided with roller, and the inwall of 2 both sides of the burner hearth is provided with grooved tracks 9, and the roller is placed in the grooved tracks 9.The burner hearth 2 is made using refractory brick and the compound tamping of refractory concrete, the furnace shell 1 folds welding using carbon steel and angle bar and is formed, the insulation material of the insulating combines ceramic wool insulation cotton using lightweight foam brick, ceramic fibre is a kind of effective insulating materials, with lightweight, intensity is high, antioxidation, low thermal conductivity, good, corrosion-resistant flexibility, little thermal capacitance and the features such as sound insulation, reduce annealing furnace amount of stored heat and heat conductivity, cause burner hearth amount of stored heat little, heating-up time shortens, surface temperature rise is low, reduces the loss power and power consumption of annealing furnace；Filled with asbestos cord in space between the temperature thermocouple and the thermocouple hole.
The invention has the beneficial effects as follows：A kind of annealing furnace that the present invention is provided, by arranging rack and track in the inside of annealing furnace, achievable material is continuously pushed in and ejection, high degree of automation, alleviates temperature in the amount of labour, and burner hearth uniform, working (machining) efficiency is drastically increased, and the utilization rate of the energy can be effectively improved.
It should be understood by those skilled in the art that; the present invention is not restricted to the described embodiments; merely illustrating the principles of the invention described in above-described embodiment and description; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements are both fallen within scope of the claimed invention.The claimed scope of the invention is by appending claims and its equivalent thereof.
Claims (8)
1. a kind of annealing furnace, including furnace shell, burner hearth, fire door, heater element, temperature thermocouple and intelligent temperature control device, it is characterised in that：The fire door is arranged on the panel of furnace shell by multigroup hinge using laterally opened structure, the burner hearth is closed, it is provided with fire door, the fire door is provided with the projection matched with fire door, the projection is close in fire door, the fire door is provided with handle, insulating is filled between the furnace shell and burner hearth, the heater element is around in four wall of the burner hearth, the furnace shell rear is provided with thermocouple hole, the temperature thermocouple is inserted inside the burner hearth by the galvanic couple hole, and is fixed with fixed seat.
2. the annealing furnace according to claim 1, it is characterised in that：Rack is provided with the burner hearth, the both sides of the rack are provided with roller, and the inwall of the burner hearth both sides is provided with grooved tracks, and the roller is placed in the grooved tracks.
3. the annealing furnace according to claim 1, it is characterised in that：The burner hearth is made using refractory brick and the compound tamping of refractory concrete.
4. the annealing furnace according to claim 1, it is characterised in that：The furnace shell folds welding using carbon steel and angle bar and is formed.
5. the annealing furnace according to claim 1, it is characterised in that：The heater element is nickel chromium triangle lectrothermal alloy wire or siliconits, and the nickel chromium triangle lectrothermal alloy wire helically stricture of vagina shape, the globar are placed on the inwall of the burner hearth.
6. the annealing furnace according to claim 1, it is characterised in that：The insulation material of the insulating combines alumina silicate fibre heat-preservation cotton or ceramic wool insulation cotton using lightweight foam brick.
7. the annealing furnace according to claim 1, it is characterised in that：Filled with asbestos cord in space between the temperature thermocouple and the thermocouple hole.
8. the annealing furnace according to claim 1, it is characterised in that：The fire door housing is welded firm frame structure by shaped steel and sheet material, and interior refractory fibre compression module lay-up is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594258.3A CN106544478A (en) | 2015-09-18 | 2015-09-18 | A kind of annealing furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510594258.3A CN106544478A (en) | 2015-09-18 | 2015-09-18 | A kind of annealing furnace |
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| CN106544478A true CN106544478A (en) | 2017-03-29 |
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| CN201510594258.3A Pending CN106544478A (en) | 2015-09-18 | 2015-09-18 | A kind of annealing furnace |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012304A (en) * | 2017-06-05 | 2017-08-04 | 盐城百利豪环保机械制造有限公司 | A kind of safe heat-treatment furnace |
| CN107723437A (en) * | 2017-09-27 | 2018-02-23 | 中原特钢股份有限公司 | A kind of bar destressing special furnace |
| CN112760582A (en) * | 2020-12-22 | 2021-05-07 | 西部新锆核材料科技有限公司 | Method for annealing plate by using coiled material vertical vacuum annealing furnace |
Citations (5)
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|---|---|---|---|---|
| CN101824521A (en) * | 2010-04-28 | 2010-09-08 | 杨国忠 | Electrical heating shield type quenching system |
| CN102776355A (en) * | 2012-08-06 | 2012-11-14 | 中国联合工程公司 | Annular cover-type resistor furnace for pressure container tube section heat treatment |
| CN203550600U (en) * | 2013-11-25 | 2014-04-16 | 河南江河机械有限责任公司 | Heating device with adjustable material rack |
| CN203794938U (en) * | 2014-04-16 | 2014-08-27 | 江苏盛大金属制品有限公司 | Quenching hearth for high-strength high-plasticity steel bars special for high speed railways |
| CN104651567A (en) * | 2015-02-12 | 2015-05-27 | 浙江省长兴精工电炉制造有限公司 | Furnace body for high-precision atmosphere protection program-controlled tempering furnace |
-
2015
- 2015-09-18 CN CN201510594258.3A patent/CN106544478A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101824521A (en) * | 2010-04-28 | 2010-09-08 | 杨国忠 | Electrical heating shield type quenching system |
| CN102776355A (en) * | 2012-08-06 | 2012-11-14 | 中国联合工程公司 | Annular cover-type resistor furnace for pressure container tube section heat treatment |
| CN203550600U (en) * | 2013-11-25 | 2014-04-16 | 河南江河机械有限责任公司 | Heating device with adjustable material rack |
| CN203794938U (en) * | 2014-04-16 | 2014-08-27 | 江苏盛大金属制品有限公司 | Quenching hearth for high-strength high-plasticity steel bars special for high speed railways |
| CN104651567A (en) * | 2015-02-12 | 2015-05-27 | 浙江省长兴精工电炉制造有限公司 | Furnace body for high-precision atmosphere protection program-controlled tempering furnace |
Non-Patent Citations (1)
| Title |
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| 电炉研究所行业室: ""电炉基础知识讲座（三）"", 《电炉》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107012304A (en) * | 2017-06-05 | 2017-08-04 | 盐城百利豪环保机械制造有限公司 | A kind of safe heat-treatment furnace |
| CN107723437A (en) * | 2017-09-27 | 2018-02-23 | 中原特钢股份有限公司 | A kind of bar destressing special furnace |
| CN107723437B (en) * | 2017-09-27 | 2024-01-23 | 河南中原特钢装备制造有限公司 | Special furnace for bar destressing |
| CN112760582A (en) * | 2020-12-22 | 2021-05-07 | 西部新锆核材料科技有限公司 | Method for annealing plate by using coiled material vertical vacuum annealing furnace |
| CN112760582B (en) * | 2020-12-22 | 2021-11-02 | 西部新锆核材料科技有限公司 | Method for annealing plate by using coiled material vertical vacuum annealing furnace |
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Application publication date: 20170329 |