CN104513894B - A kind of ring well formula heat-treatment furnace - Google Patents

A kind of ring well formula heat-treatment furnace Download PDF

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Publication number
CN104513894B
CN104513894B CN201310445849.5A CN201310445849A CN104513894B CN 104513894 B CN104513894 B CN 104513894B CN 201310445849 A CN201310445849 A CN 201310445849A CN 104513894 B CN104513894 B CN 104513894B
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heater
furnace
treatment furnace
heat
steel
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CN104513894A (en
Inventor
傅书根
沈卫东
戴文卫
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Nantong Yangkou Port Labor Service Co.,Ltd.
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Danyang Zhenglian Intellectual Property Operations Management Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/40Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races

Abstract

The present invention is a kind of ring well formula heat-treatment furnace, heat-treatment furnace is arranged in the ground that below horizon, workshop has been accomplished fluently, it is provided with, between body of heater and the ground processing stove, the furnace bottom passage facilitating heat-treatment furnace to keep in repair, intermediate cylinder it is provided with in body of heater, it is provided with furnace lining at the inwall of body of heater and the outer wall of intermediate cylinder, furnace lining tightens up fixing by rustless steel steel round steel respectively, furnace lining is hung with several heating element heater by alumina porcelain nail location, the top of body of heater is additionally provided with the bell with thermal insulation and sealing, elevating mechanism and travel mechanism it is additionally provided with on bell.Present configuration is simple, easy to make, the quenched normalizing of the large and medium-sized ring of the metal system that is typically for, quench, anneal, the heat treatment use such as tempering, be a kind of relatively specialized more energy-conservation periodic Equipment for Heating Processing.

Description

A kind of ring well formula heat-treatment furnace
Technical field
The invention belongs to industrial furnace technology field, particularly relate to a kind of quenched just for the large and medium-sized ring of metal system Fire, quench, anneal, the well formula heat-treatment furnace of the heat treatment such as tempering.
Background technology
At present, the heat-treatment furnace of annular element uses box or desk-top box heat-treatment furnace mostly, is also adopted by some wells No matter formula heat-treatment furnace, be to use coal gas, and natural gas or electrical heating, such heat-treatment furnace is usually present heating not Uniformly, heating makes the deformation of part relatively greatly, owing to the intermediate space of annular element is relatively big, if completing to heat, no in body of heater Only wasting the energy, and heat the most uneven, sealing is poor, therefore the highest for the sealing of body of heater and the requirement of insulation, and Owing to bell weight is big, mobile and unlatching bell there is also certain drawback.
Summary of the invention
In order to solve the problems referred to above, the invention provides a kind of good airproof performance, the periodic heat-treatment furnace of saving energy energy.
In order to achieve the above object, the present invention is achieved by the following technical solutions:
The present invention is a kind of ring well formula heat-treatment furnace, and heat-treatment furnace is arranged on the ground that below horizon, workshop has been accomplished fluently In base, it is provided with, between body of heater and the ground processing stove, the furnace bottom passage facilitating heat-treatment furnace to keep in repair, is provided with in body of heater Intermediate cylinder, is provided with furnace lining at the inwall of body of heater and the outer wall of intermediate cylinder, and furnace lining tightens up fixing by rustless steel round steel respectively, Being hung with several heating element heater by alumina porcelain nail location on furnace lining, the top of body of heater is additionally provided with has thermal insulation and close The bell of envelope property, is additionally provided with elevating mechanism and travel mechanism on bell.
Further improvement of the present invention is: the furnace lining on body of heater includes the first asbestos that ecto-entad sets gradually Plate, the first calcium silicate board with microporous and the first cellucotton, the second asbestos board that the furnace lining on intermediate cylinder includes setting gradually from inside to outside, second Calcium silicate board with microporous and the second cellucotton.
Further improvement of the present invention is: travel mechanism is included being arranged on horizon, workshop rail and existed by roller The beam steel of movement on rail, is provided with bi-directional synchronization motor on beam steel, and roller is logical under the drive of bi-directional synchronization motor Cross power transmission shaft and chain moves on rail.
Further improvement of the present invention is: elevating mechanism includes the lifting moving frame being slidably matched with beam steel, lifting Movable stand realizes lifting by an oil cylinder.
Further improvement of the present invention is: bell is welded as circle by shaped steel, uses fire-resistant aluminium silicate in the middle of bell Fiber gets rid of silk rug extruding assembling combination.
Further improvement of the present invention is: arrange the high temperature resistant parallels of a circle load-bearing between body of heater and intermediate cylinder.
Further improvement of the present invention is: the first cellucotton and the second cellucotton all use high temperature resistant alumina silicate fibre Cotton.
Further improvement of the present invention is: the skeleton of body of heater is welded cylinder by shaped steel and steel plate combination, at body of heater Bottom be provided with reinforce furnace bottom channel-section steel.
Further improvement of the present invention is: heat-treatment furnace is also associated with temperature controller, and temperature controller is by inserting heat-treatment furnace Interior thermocouple monitoring furnace temperature.
The invention has the beneficial effects as follows: the body of heater of the present invention is welded cylinder by shaped steel and steel plate combination, bottom uses GB channel-section steel is reinforced, and adds the stability of stove, and furnace lining uses high temperature resistant aluminosilicate fiber cotton, by the side of tiling with lay-up Method is fabricated to the module matched with the type of furnace, is tightened up by rustless steel round steel and is fixed on furnace shell, add stove heat insulating ability and Resistance to elevated temperatures, bell is got rid of silk rug extruding assembling combination by shaped steel welding circle, the fire-resistant alumina silicate fibre of middle all employings, is had Effect ensures thermal insulation and sealing;The lifting of bell is to lift by being arranged on the support of the oil cylinder on lifting moving frame; Mobile device uses bi-directional synchronization motor to drive, beam steel structure, reaches transmission effect;Heating element heater uses 0Cr25AL5 alloy Resistor, is processed into wavy hanging on furnace lining cotton, and has alumina porcelain nail to make it position;Due to bottom surface direct pressure-bearing metal work Part, so using heat resisting steel drop-bottom and parallels, one is load-bearing and bears collision;Two is to prevent oxide skin and other impurity from falling Enter, cause heating element heater partial short-circuit to be blown;In burner hearth, heating is rationally distributed, it is ensured that temperature uniformity reaches optimal, Whole electric furnace divides multiple warm area independent temperature control, and this stove uses temperature-control heat couple and temperature control instrument to carry out temperature control, and temperature controller can basis The temperature arranged controls, and can show theoretical value and measured value.
Present configuration is simple, easy to make, the quenched normalizing of the large and medium-sized ring of the metal system that is typically for, quenches, anneals, returns The heat treatment use such as fire, are a kind of relatively specialized more energy-conservation periodic Equipments for Heating Processing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
Fig. 2 is enlarged drawing at A of the present invention.
Fig. 3 is enlarged drawing at B of the present invention.
Wherein: 1-ground, 2-body of heater, 3-furnace bottom passage, 4-channel-section steel, 5-intermediate cylinder, 6-the first asbestos board, 7-the first silico-calcium Plate, 8-the first cellucotton, 9-the second asbestos board, 10-the second calcium silicate board with microporous, 11-the second cellucotton, 12-heating element heater, 13-parallels, 14-bell, 15-rail, 16-beam steel, 17-bi-directional synchronization motor, 18-roller, 19-lifting moving frame, 20-oil cylinder.
Detailed description of the invention
In order to deepen that the present invention is understood, below in conjunction with drawings and Examples, the present invention is described in further detail, This embodiment is only used for explaining the present invention, does not constitute protection scope of the present invention and limits.
As shown in Fig. 1-3, the present invention is a kind of ring well formula heat-treatment furnace, and described heat-treatment furnace is arranged on workshop Horizon In the ground 1 accomplished fluently below line, it is provided with between body of heater 2 and the described ground 1 processing stove and facilitates heat-treatment furnace to keep in repair Furnace bottom passage 3, the height of described furnace bottom passage 3 is about 0.5 meter to about 0.8 meter, is provided with intermediate cylinder in described body of heater 2 5, annular element is placed in the middle of intermediate cylinder and body of heater and is processed, equal at the inwall of described body of heater 2 and the outer wall of described intermediate cylinder 5 Being provided with furnace lining, the furnace lining on described body of heater 2 includes first asbestos board the 6, first calcium silicate board with microporous 7 and that ecto-entad sets gradually First cellucotton 8, the furnace lining on described intermediate cylinder 5 includes second asbestos board the 9, second calcium silicate board with microporous 10 set gradually from inside to outside High temperature resistant aluminosilicate fiber cotton, fiber is all used with the second cellucotton 11, described first cellucotton 8 and described second cellucotton 11 The cotton method by tiling with lay-up makes the module with body of heater matching form, is tightened up by rustless steel round steel and is only fixed on body of heater On, intermediate cylinder is to arrange that to avoid body of heater uneven to heating ring, the setting in the present invention and high-temperature fibre Cotton setting so that the inside and outside of ring all obtains good guarantor's mild heat, and crudy improves, in described body of heater 2 and institute Stating the high temperature resistant parallels 13 arranging a circle load-bearing between intermediate cylinder 5, a kind of load-bearing also bears collision, two be prevent oxide skin and He falls into by impurity, causes heating original cost partial short-circuit, reduces maintenance cost, and described furnace lining tightens up solid respectively by rustless steel round steel Fixed, described furnace lining is hung with several heating element heater 12 by alumina porcelain nail location, the top of described body of heater 2 is additionally provided with There is the bell 14 of thermal insulation and sealing, on described bell 14, be additionally provided with elevating mechanism and travel mechanism, described stove Lid 14 is welded as circle by shaped steel, uses fire-resistant alumina silicate fibre to get rid of silk rug extruding assembling combination, have in the middle of described bell 14 Imitate ensure that thermal insulation and sealing, it is ensured that stove is in sealing state the most all the time, has stopped temperature in burner hearth That spends is excessive, improves working environment, it is ensured that temperature uniformity, improves energy-saving effect, this furnace door sealing device structure Simply, safe and reliable, easy to maintenance, described travel mechanism is included being arranged on horizon, workshop rail 15 and is existed by roller 18 The beam steel 16 of movement on described rail 15, is provided with bi-directional synchronization motor 17 on described beam steel 16, and described roller 18 exists Being moved on described rail 15 by power transmission shaft and chain under the drive of described bi-directional synchronization motor 17, motion is on two-way same Step motor 17, driven by motor drive axis, rotatory force is passed to chain by power transmission shaft, by chain-driving roller 18 at rail Upper movement, described elevating mechanism includes the lifting moving frame 19 being slidably matched with described beam steel 16, described lifting moving frame 19 Realizing lifting by an oil cylinder 20, the skeleton of described body of heater 2 is welded cylinder by shaped steel and steel plate combination, at described body of heater 2 Bottom be provided with reinforce furnace bottom channel-section steel 4, in the outside of body of heater also leave increase the degree of depth flange-interface, if running into super High ring, can increase the height of furnace chamber, meet the needs of multi-use, it is not necessary to purchase new stove, joint according to workpiece splicing About cost, and furnace bottom firebrick structure amount of stored heat is big, for ensureing bottom temperature, can also arrange as required below furnace bottom Electrical heating elements, heating element heater is for turn to helical structure with furnace wall heating element heater with material resistance wire, and described heat-treatment furnace is also Connecting and have temperature controller, described temperature controller is by inserting the thermocouple monitoring furnace temperature in described heat-treatment furnace, and temperature control system also has Overtemperature sound and light of alarm, this body of heater also has radiator and air cooling system, it is ensured that the use safety of stove.
The body of heater of the present invention is welded cylinder by shaped steel and steel plate combination, and bottom uses GB channel-section steel to reinforce, and adds The stability of stove, furnace lining uses high temperature resistant aluminosilicate fiber cotton, is fabricated to match with the type of furnace by the method for tiling with lay-up Module, tightened up by rustless steel round steel and be fixed on furnace shell, add heat insulating ability and the resistance to elevated temperatures of stove, bell is by type Steel welding circle, the fire-resistant alumina silicate fibre of middle all employings gets rid of silk rug extruding assembling combination, thermal insulation and sealing is effectively ensured Property;The lifting of bell is to lift by being arranged on the support of the oil cylinder on lifting moving frame;Mobile device uses two-way same Step motor drives, beam steel structure, reaches transmission effect;Heating element heater uses 0Cr25AL5 resistance alloys band, is processed into wavy Hanging is on furnace lining cotton, and has alumina porcelain nail to make it position;Due to bottom surface direct pressure-bearing metal workpiece, so using heat resisting steel stove Base plate and parallels, one is load-bearing and bears collision;Two is to prevent oxide skin and other impurity from falling into, and causes heating element heater local short Road and blow;In burner hearth, heating is rationally distributed, it is ensured that temperature uniformity reaches optimal, and whole electric furnace divides multiple warm area list Solely temperature control, this stove uses temperature-control heat couple and temperature control instrument to carry out temperature control, and temperature controller can control according to the temperature arranged, and can show Show theoretical value and measured value.
Present configuration is simple, easy to make, the quenched normalizing of the large and medium-sized ring of the metal system that is typically for, quenches, anneals, returns The heat treatment use such as fire, are a kind of relatively specialized more energy-conservation periodic Equipments for Heating Processing.

Claims (7)

1. a ring well formula heat-treatment furnace, described heat-treatment furnace is arranged on the ground (1) accomplished fluently in below horizon, workshop In, it being provided with, between body of heater (2) and the described ground (1) processing stove, the furnace bottom passage (3) facilitating heat-treatment furnace to keep in repair, it is special Levy and be: in described body of heater (2), be provided with intermediate cylinder (5), outside the inwall and described intermediate cylinder (5) of described body of heater (2) Wall is provided with furnace lining, and described furnace lining tightens up fixing by rustless steel round steel respectively, is hung with several passing through on described furnace lining The heating element heater (12) of alumina porcelain nail location, the top of described body of heater (2) is additionally provided with the bell with thermal insulation and sealing (14), on described bell (14), be additionally provided with elevating mechanism and travel mechanism, the furnace lining on described body of heater (2) include by The first asbestos board (6), the first calcium silicate board with microporous (7) and the first cellucotton (8) set gradually outside to inside, on described intermediate cylinder (5) Furnace lining includes the second asbestos board (9), the second calcium silicate board with microporous (10) and the second cellucotton (11), the described shifting set gradually from inside to outside Motivation structure includes being arranged on rail (15) on horizon, workshop and by roller (18) at the crossbeam of the upper movement of described rail (15) Steel (16), is provided with bi-directional synchronization motor (17) on described beam steel (16), and described roller (18) is at described bi-directional synchronization electricity Above moved at described rail (15) by power transmission shaft and chain under the drive of machine (17).
A kind of ring well formula heat-treatment furnace, it is characterised in that: described elevating mechanism includes with described The lifting moving frame (19) that beam steel (16) is slidably matched, described lifting moving frame (19) realizes lifting by an oil cylinder (20).
A kind of ring well formula heat-treatment furnace, it is characterised in that: described bell (14) is welded by shaped steel For circle, fire-resistant alumina silicate fibre in the middle of described bell (14), is used to get rid of silk rug extruding assembling combination.
A kind of ring well formula heat-treatment furnace, it is characterised in that: described body of heater (2) with described in Between the high temperature resistant parallels (13) of a circle load-bearing is set between cylinder (5).
A kind of ring well formula heat-treatment furnace, it is characterised in that: described first cellucotton (8) and institute State the second cellucotton (11) and all use high temperature resistant aluminosilicate fiber cotton.
A kind of ring well formula heat-treatment furnace, it is characterised in that: the skeleton of described body of heater (2) is by type Steel and steel plate combination are welded cylinder, are provided with the channel-section steel (4) reinforcing furnace bottom in the bottom of described body of heater (2).
7. according to ring well formula heat-treatment furnace a kind of described in any one of claim 1-6, it is characterised in that: described heat-treatment furnace Being also associated with temperature controller, described temperature controller is by inserting the thermocouple monitoring furnace temperature in described heat-treatment furnace.
CN201310445849.5A 2013-09-27 2013-09-27 A kind of ring well formula heat-treatment furnace Active CN104513894B (en)

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* Cited by examiner, † Cited by third party
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CN106017095A (en) * 2016-07-07 2016-10-12 安庆市庆华精工机械有限责任公司 Heat treatment device of high temperature resisting brick and treatment method
CN106017111A (en) * 2016-07-07 2016-10-12 安庆市庆华精工机械有限责任公司 Novel heat treatment device of taphole bricks and treatment method
CN105925784A (en) * 2016-07-07 2016-09-07 安庆市庆华精工机械有限责任公司 Novel heat treatment device and method for austempered ductile iron bush
CN106017110A (en) * 2016-07-07 2016-10-12 安庆市庆华精工机械有限责任公司 Heat treatment device and treatment method of taphole blocks
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
CN107723442B (en) * 2017-10-24 2019-08-02 浙江海洋大学 A kind of smart well formula Tempering Systems

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU467120A1 (en) * 1973-06-26 1975-04-15 Государственный научно-исследовательский и проектный институт металлургической промышленности "Гипросталь" Heat treatment furnace
CN101074456A (en) * 2007-06-14 2007-11-21 兰鹏光 Heat treatment of large-circular piece welling heat-treating furnace and wind-forced generating tower drum flange
CN202744606U (en) * 2012-06-11 2013-02-20 何旭龙 Upright steel strip circular continuous annealing furnace
CN203569150U (en) * 2013-09-27 2014-04-30 江苏恒力炉业有限公司 Well type thermal treatment furnace for ring piece

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU467120A1 (en) * 1973-06-26 1975-04-15 Государственный научно-исследовательский и проектный институт металлургической промышленности "Гипросталь" Heat treatment furnace
CN101074456A (en) * 2007-06-14 2007-11-21 兰鹏光 Heat treatment of large-circular piece welling heat-treating furnace and wind-forced generating tower drum flange
CN202744606U (en) * 2012-06-11 2013-02-20 何旭龙 Upright steel strip circular continuous annealing furnace
CN203569150U (en) * 2013-09-27 2014-04-30 江苏恒力炉业有限公司 Well type thermal treatment furnace for ring piece

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