CN105603171A - Shaft element heat treatment furnace capable of accurately controlling temperature - Google Patents
Shaft element heat treatment furnace capable of accurately controlling temperature Download PDFInfo
- Publication number
- CN105603171A CN105603171A CN201610063025.5A CN201610063025A CN105603171A CN 105603171 A CN105603171 A CN 105603171A CN 201610063025 A CN201610063025 A CN 201610063025A CN 105603171 A CN105603171 A CN 105603171A
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- CN
- China
- Prior art keywords
- quenching
- heating
- thermal insulation
- chamber
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 85
- 238000010791 quenching Methods 0.000 claims abstract description 107
- 230000000171 quenching effect Effects 0.000 claims abstract description 107
- 238000004321 preservation Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims description 62
- 239000007788 liquid Substances 0.000 claims description 12
- 238000002485 combustion reaction Methods 0.000 claims description 9
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 description 16
- 230000000694 effects Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007669 thermal treatment Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D11/00—Process control or regulation for heat treatments
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING 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
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/0062—Heat-treating apparatus with a cooling or quenching zone
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Articles (AREA)
Abstract
The invention relates to a shaft element heat treatment furnace capable of accurately controlling the temperature. The shaft element heat treatment furnace comprises a movable quenching frame, a heating heat preservation cavity and a quenching cavity. The temperature in the heating heat preservation cavity is precisely controlled, so that heating is more sufficient and uniform, the heat treatment efficiency of shaft elements is improved, and automation of quenching heat treatment can be achieved.
Description
Technical field
The invention belongs to Field of Heat-treatment, particularly relate to a kind of axle class component heat-treatment furnace of accurate temperature controlling.
Background technology
Axle class component requires very high for the temperature homogeneity of (no matter being to heat up or quenching) in heat treatment process, existing Equipment for Heating Processing can not ensure its homogeneity in the temperature heating and cooling at each position, current thermal treatment equipment can not be realized the uniformity of the axle class component treatment effect of each batch simultaneously, although have some equipment can realize automatic control pipelining, its treatment effect has much room for improvement.
Summary of the invention
The object of the invention is to propose a kind of axle class component heat-treatment furnace of accurate temperature controlling.
Specifically realize by following technological means:
An axle class component heat-treatment furnace for accurate temperature controlling, comprises heating and thermal insulation chamber, movable quenching frame and quenching chamber.
Left side, described heating and thermal insulation chamber is provided with heating and thermal insulation feeding gate, and right side is provided with heating and thermal insulation discharge door, is provided with heat-insulation and heat-preservation door in heating and thermal insulation discharge door inside; Be provided with the gas nozzle that many rows are oppositely arranged in the both sides in heating and thermal insulation chamber, be provided with multiple thermocouple assemblies at the downside of every row's gas nozzle and the top in heating and thermal insulation chamber, thermocouple assembly is connected with the temp sensor device that is arranged on outside, heating and thermal insulation chamber, temp sensor device is connected with PLC controller, PLC controller is connected with temperature controller by communication converter, temperature controller is connected with the gas flow control device of controlling gas nozzle by impulse controller, for controlling the combustion intensity of gas nozzle; Described PLC controller also connects a host computer.
Left side, described quenching chamber is provided with quenching feeding gate, and right side is provided with quenching discharge door, and inside arranges quenching tank; On described quenching tank sidewall, multiple temperature measuring equipments are set, temperature measuring equipment is connected with described PLC controller, PLC controller is connected with the quenching liquid control valve track control unit of quenching tank, can control the discharge of quenching liquid in quenching tank and enter new quenching liquid measure in quenching tank according to it.
Described movable quenching frame is used for placing axle class component, and carries axle class component and enter heating and thermal insulation chamber, carry out heating and thermal insulation, enter quenching chamber and carry out quenching and go out quenching chamber completing heat treatment step.
The quantity of described temperature controller is identical with the quantity of gas nozzle, and the quantity of described temperature sensor is identical with the quantity of thermocouple, thereby can specifically regulate the combustion intensity of each gas nozzle in real time by the temperature of measuring each position.
Described heating and thermal insulation discharge door is relative with quenching feeding gate and be tightly connected, described heating and thermal insulation feeding gate, heating and thermal insulation discharge door, quenching feeding gate and quenching discharge door are all arranged on same straight line, bottom arranges guide rail and connects, the guide wheel that guide rail and support bottom arrange matches, and by controlling the rotation of guide wheel the movable quenching frame of automated movement.
Described movable quenching frame comprises support, and support top has the bonding jumper that many strip arrays arrange, and bonding jumper bottom is provided with annulus, and relative between two, bonding jumper can carry out left and right adjusting, and support bottom is provided with guide wheel, and described bonding jumper can be unified to move up and down by gear in support top.
The method that adopts the axle class component heat-treatment furnace of above-mentioned accurate temperature controlling to heat-treat axle class component, comprises the steps:
(1) movable quenching frame is moved to heating and thermal insulation feeding gate outside, adjust bonding jumper by left and right, axle class component two ends are inserted respectively in two relative annulus, so multiple axle class components are placed in corresponding annulus.
(2) start axle class component glowing furnace, heating and thermal insulation feeding gate is opened automatically, and movable quenching frame moves by side to from outward in heating and thermal insulation chamber, and heating and thermal insulation feeding gate is closed automatically, and in heating and thermal insulation chamber, heating element heater heats up, is incubated operation according to setting step.
(3) after setting-up time finishes, heat-insulation and heat-preservation door, heating and thermal insulation discharge door and quenching feeding gate are opened simultaneously, and movable quenching frame moves in quenching chamber, rotate by gear on support top, bonding jumper is moved down, the axle class component of bottom is placed in to quenching tank, carry out quenching operation.
(4) set after the quenching time finishes, rotate by gear on the support top of movable quenching frame, and bonding jumper is moved up, and axle class component is proposed to quenching tank.
(5) quenching discharge door is opened automatically, and movable quenching frame moves out quenching chamber by quenching discharge door simultaneously, finishes hardening step.
Effect of the present invention is:
1, by the thermocouple temperature measuring apparatus that relative burner is side by side set in heating and thermal insulation chamber and arranges by cooperation many places, can reach in real time and pass through the PLC controller combustion intensity of the concrete burner of adjusting in real time according to the temperature of different parts in stove, reach meticulous control, what make that the temperature of axle class component heating process tries one's best is consistent.
Temperature measuring equipment and temperature regulating device are also set in quenching tank, by the unified management of above-mentioned PLC controller, can realize the unification of quenching intensity, reached the same effect of heat-treated stream aquation operation simultaneously.
2, make the whole heat treatment can full automation by movable quenching frame is set, and because the set-up mode of each axle class component is all in full accord, what therefore the thermal effectiveness of each element can be tried one's best be consistent, and has ensured the homogeneity of product.
Detailed description of the invention
Embodiment 1
An axle class component heat-treatment furnace for accurate temperature controlling, comprises heating and thermal insulation chamber, movable quenching frame and quenching chamber.
Left side, described heating and thermal insulation chamber is provided with heating and thermal insulation feeding gate, and right side is provided with heating and thermal insulation discharge door, is provided with heat-insulation and heat-preservation door in heating and thermal insulation discharge door inside; Be provided with the gas nozzle that many rows are oppositely arranged in the both sides in heating and thermal insulation chamber, be provided with multiple thermocouple assemblies at the downside of every row's gas nozzle and the top in heating and thermal insulation chamber, thermocouple assembly is connected with the temp sensor device that is arranged on outside, heating and thermal insulation chamber, temp sensor device is connected with PLC controller, PLC controller is connected with temperature controller by communication converter, temperature controller is connected with the gas flow control device of controlling gas nozzle by impulse controller, for controlling the combustion intensity of gas nozzle; Described PLC controller also connects a host computer.
Left side, described quenching chamber is provided with quenching feeding gate, and right side is provided with quenching discharge door, and inside arranges quenching tank; On described quenching tank sidewall, multiple temperature measuring equipments are set, temperature measuring equipment is connected with described PLC controller, PLC controller is connected with the quenching liquid control valve track control unit of quenching tank, can control the discharge of quenching liquid in quenching tank and enter new quenching liquid measure in quenching tank according to it.
Described movable quenching frame is used for placing axle class component, and carries axle class component and enter heating and thermal insulation chamber, carry out heating and thermal insulation, enter quenching chamber and carry out quenching and go out quenching chamber completing heat treatment step.
The quantity of described temperature controller is identical with the quantity of gas nozzle, and the quantity of described temperature sensor is identical with the quantity of thermocouple, thereby can specifically regulate the combustion intensity of each gas nozzle in real time by the temperature of measuring each position.
Described heating and thermal insulation discharge door is relative with quenching feeding gate and be tightly connected, described heating and thermal insulation feeding gate, heating and thermal insulation discharge door, quenching feeding gate and quenching discharge door are all arranged on same straight line, bottom arranges guide rail and connects, the guide wheel that guide rail and support bottom arrange matches, and by controlling the rotation of guide wheel the movable quenching frame of automated movement.
Embodiment 2
An axle class component heat-treatment furnace for accurate temperature controlling, comprises heating and thermal insulation chamber, movable quenching frame and quenching chamber.
Left side, described heating and thermal insulation chamber is provided with heating and thermal insulation feeding gate, and right side is provided with heating and thermal insulation discharge door, is provided with heat-insulation and heat-preservation door in heating and thermal insulation discharge door inside; Be provided with the gas nozzle that many rows are oppositely arranged in the both sides in heating and thermal insulation chamber, be provided with multiple thermocouple assemblies at the downside of every row's gas nozzle and the top in heating and thermal insulation chamber, thermocouple assembly is connected with the temp sensor device that is arranged on outside, heating and thermal insulation chamber, temp sensor device is connected with PLC controller, PLC controller is connected with temperature controller by communication converter, temperature controller is connected with the gas flow control device of controlling gas nozzle by impulse controller, for controlling the combustion intensity of gas nozzle; Described PLC controller also connects a host computer.
Left side, described quenching chamber is provided with quenching feeding gate, and right side is provided with quenching discharge door, and inside arranges quenching tank; On described quenching tank sidewall, multiple temperature measuring equipments are set, temperature measuring equipment is connected with described PLC controller, PLC controller is connected with the quenching liquid control valve track control unit of quenching tank, can control the discharge of quenching liquid in quenching tank and enter new quenching liquid measure in quenching tank according to it.
Described movable quenching frame is used for placing axle class component, and carries axle class component and enter heating and thermal insulation chamber, carry out heating and thermal insulation, enter quenching chamber and carry out quenching and go out quenching chamber completing heat treatment step.
The quantity of described temperature controller is identical with the quantity of gas nozzle, and the quantity of described temperature sensor is identical with the quantity of thermocouple, thereby can specifically regulate the combustion intensity of each gas nozzle in real time by the temperature of measuring each position.
Described heating and thermal insulation discharge door is relative with quenching feeding gate and be tightly connected, described heating and thermal insulation feeding gate, heating and thermal insulation discharge door, quenching feeding gate and quenching discharge door are all arranged on same straight line, bottom arranges guide rail and connects, the guide wheel that guide rail and support bottom arrange matches, and by controlling the rotation of guide wheel the movable quenching frame of automated movement.
Described movable quenching frame comprises support, and support top has the bonding jumper that many strip arrays arrange, and bonding jumper bottom is provided with annulus, and relative between two, bonding jumper can carry out left and right adjusting, and support bottom is provided with guide wheel, and described bonding jumper can be unified to move up and down by gear in support top. Each element of described movable quenching frame all adopts heat resisting steel to make. The chemical composition of described heat resisting steel is by weight percentage: C:0.08%, and Si:0.6%, Mn:0.9%, Cr:8%, Ni:5%, Mo:1.2%, Al:1.8%, Nb:0.6%, B:0.03%, RE:0.03%, surplus is Fe and inevitable impurity.
Claims (2)
1. an axle class component heat-treatment furnace for accurate temperature controlling, is characterized in that, comprises heating and thermal insulation chamber, movable quenching frame and quenching chamber;
Left side, described heating and thermal insulation chamber is provided with heating and thermal insulation feeding gate, and right side is provided with heating and thermal insulation discharge door, is provided with heat-insulation and heat-preservation door in heating and thermal insulation discharge door inside; Be provided with the gas nozzle that many rows are oppositely arranged in the both sides in heating and thermal insulation chamber, be provided with multiple thermocouple assemblies at the downside of every row's gas nozzle and the top in heating and thermal insulation chamber, thermocouple assembly is connected with the temp sensor device that is arranged on outside, heating and thermal insulation chamber, temp sensor device is connected with PLC controller, PLC controller is connected with temperature controller by communication converter, temperature controller is connected with the gas flow control device of controlling gas nozzle by impulse controller, for controlling the combustion intensity of gas nozzle; Described PLC controller also connects a host computer;
Left side, described quenching chamber is provided with quenching feeding gate, and right side is provided with quenching discharge door, and inside arranges quenching tank; On described quenching tank sidewall, multiple temperature measuring equipments are set, temperature measuring equipment is connected with described PLC controller, PLC controller is connected with the quenching liquid control valve track control unit of quenching tank, can control the discharge of quenching liquid in quenching tank and enter new quenching liquid measure in quenching tank according to it;
Described movable quenching frame is used for placing axle class component, and carries axle class component and enter heating and thermal insulation chamber, carry out heating and thermal insulation, enter quenching chamber and carry out quenching and go out quenching chamber completing heat treatment step;
The quantity of described temperature controller is identical with the quantity of gas nozzle, and the quantity of described temperature sensor is identical with the quantity of thermocouple, thereby can specifically regulate the combustion intensity of each gas nozzle in real time by the temperature of measuring each position;
Described heating and thermal insulation discharge door is relative with quenching feeding gate and be tightly connected, and bottom arranges guide rail and connects, and guide rail matches with the guide wheel that support bottom arranges, and by controlling the rotation of guide wheel the movable quenching frame of automated movement.
2. the axle class component heat-treatment furnace of accurate temperature controlling according to claim 1 and 2, is characterized in that,
Described movable quenching frame comprises support, and support top has the bonding jumper that many strip arrays arrange, and bonding jumper bottom is provided with annulus, and relative between two, bonding jumper can carry out left and right adjusting, and support bottom is provided with guide wheel, and described bonding jumper can be unified to move up and down by gear in support top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063025.5A CN105603171B (en) | 2016-01-30 | 2016-01-30 | The axle class component heat-treatment furnace of accurate temperature controlling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063025.5A CN105603171B (en) | 2016-01-30 | 2016-01-30 | The axle class component heat-treatment furnace of accurate temperature controlling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105603171A true CN105603171A (en) | 2016-05-25 |
| CN105603171B CN105603171B (en) | 2017-11-14 |
Family
ID=55983506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610063025.5A Active CN105603171B (en) | 2016-01-30 | 2016-01-30 | The axle class component heat-treatment furnace of accurate temperature controlling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105603171B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822326A (en) * | 1981-07-31 | 1983-02-09 | Nippon Kokan Kk <Nkk> | Multiple quenching apparatus |
| CN2751031Y (en) * | 2004-11-12 | 2006-01-11 | 河南中原特殊钢厂 | Horizontal quenching device for superlong axes parts |
| CN201553760U (en) * | 2009-11-04 | 2010-08-18 | 宁波市鄞州商业精密铸造有限公司 | Heat treatment equipment of low-temperature abrasion-resistant steel |
| CN101857913A (en) * | 2010-06-04 | 2010-10-13 | 荆州市美江劳保用品有限公司 | Intelligent heat treatment industrial furnace of safety shoe antisquashy steel wrapping head |
| CN203414800U (en) * | 2013-08-22 | 2014-01-29 | 杭州浙锚预应力有限公司 | Centralized control system for auxiliary machines of intermediate frequency furnace |
| CN203653653U (en) * | 2013-12-16 | 2014-06-18 | 荆门市东神汽车部件制造有限公司 | Transfer bracket for continuous tempering heat treatment production line of auto semi-axle |
| CN104451119A (en) * | 2014-10-27 | 2015-03-25 | 山东钢铁股份有限公司 | Temperature control system and method of gas car-bottom heat treating furnace |
-
2016
- 2016-01-30 CN CN201610063025.5A patent/CN105603171B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5822326A (en) * | 1981-07-31 | 1983-02-09 | Nippon Kokan Kk <Nkk> | Multiple quenching apparatus |
| CN2751031Y (en) * | 2004-11-12 | 2006-01-11 | 河南中原特殊钢厂 | Horizontal quenching device for superlong axes parts |
| CN201553760U (en) * | 2009-11-04 | 2010-08-18 | 宁波市鄞州商业精密铸造有限公司 | Heat treatment equipment of low-temperature abrasion-resistant steel |
| CN101857913A (en) * | 2010-06-04 | 2010-10-13 | 荆州市美江劳保用品有限公司 | Intelligent heat treatment industrial furnace of safety shoe antisquashy steel wrapping head |
| CN203414800U (en) * | 2013-08-22 | 2014-01-29 | 杭州浙锚预应力有限公司 | Centralized control system for auxiliary machines of intermediate frequency furnace |
| CN203653653U (en) * | 2013-12-16 | 2014-06-18 | 荆门市东神汽车部件制造有限公司 | Transfer bracket for continuous tempering heat treatment production line of auto semi-axle |
| CN104451119A (en) * | 2014-10-27 | 2015-03-25 | 山东钢铁股份有限公司 | Temperature control system and method of gas car-bottom heat treating furnace |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105603171B (en) | 2017-11-14 |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Luo Zhicheng Inventor before: Nie Ling |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171016 Address after: Jinhua City, Zhejiang province 321000 new street Wucheng District Gold Street No. 729 A4-402 Applicant after: Jinhua City, straw and Environmental Protection Technology Consulting Co. Ltd. Address before: 015000 Aupu faction Technology Co., Ltd., 2 Xinhua Street, Linhe District, the Inner Mongolia Autonomous Region, Bayannaoer Applicant before: Nie Ling |
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| TR01 | Transfer of patent right |
Effective date of registration: 20190723 Address after: 226600 No. 1, Northwest Road, Dagong Town, Haian County, Nantong City, Jiangsu Province Patentee after: Jiangsu Mingpeng Equipment Co., Ltd. Address before: Jinhua City, Zhejiang province 321000 new street Wucheng District Gold Street No. 729 A4-402 Patentee before: Jinhua City, straw and Environmental Protection Technology Consulting Co. Ltd. |