CN102080149A - Energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs - Google Patents
Energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs Download PDFInfo
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- CN102080149A CN102080149A CN2010105758192A CN201010575819A CN102080149A CN 102080149 A CN102080149 A CN 102080149A CN 2010105758192 A CN2010105758192 A CN 2010105758192A CN 201010575819 A CN201010575819 A CN 201010575819A CN 102080149 A CN102080149 A CN 102080149A
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Abstract
The invention relates to an energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs, which comprises a furnace body, a feeding platform and a discharging platform, wherein the furnace body, the feeding platform and the discharging platform are respectively provided with a carrier roller; from the end of the feeding platform to the end of the discharging platform, the furnace body is divided into a residual-heat utilizing chamber, an intermediate heat treatment section and a residual-heat recovering chamber; a residual-heat recovering chamber fan is arranged in the residual-heat recovering chamber; a residual-heat utilizing chamber fan is arranged in the residual-heat utilizing chamber; an air-blowing port of the residual-heat recovering chamber fan faces towards the inner cavity of the furnace body; an air suction port of the residual-heat recovering chamber fan is communicated with the air-blowing port of the residual-heat utilizing chamber fan through an air pipe; and the air suction port of the residual-heat utilizing chamber faces towards the inner cavity of the furnace body. The energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs has the advantages that the air is sucked by the residual-heat utilizing chamber, the air is blown by the residual-heat utilizing pipe and the residual-heat recovering chamber, the convection current is formed in the furnace, the hot air moves towards the feeding position from the discharging position so as to form heat displacement, and the residual-heat is fully utilized, therefore being excellent in energy-saving effect.
Description
Technical field
The present invention relates to the heat treatment furnace field, the horizontal dish round knot of especially a kind of energy-saving full-automatic controlled atmosphere can anneling production line.
Background technology
In the heat treatment furnace of prior art, dish circle (the round steel of dish such as bearing steel, spring steel) annealing is basic adopts pit furnace, bell furnace, car type furnace or blowing mode with vertical carrying roller stove, the deficiency of their maximum is the energy consumption height, unstable product quality after the processing, and vertical carrying roller stove carries transmission stability poor, and workpiece is outwelled in the course of processing easily, causes maintenance capacity big, manufacturing cost is also high, and particularly the weight of bin is heavy especially.
In the heat treatment furnace of prior art, very high at the body of heater inner chamber near the portion temperature of outlet, and the body of heater inner chamber is lower near the pre-heated work pieces portion temperature of needs of import.How that temperature is high the heat of part pass to the low part of temperature equably, waste heat is used fully, and also be urgent problem of the present invention.
Summary of the invention
Purpose of the present invention is just in order to overcome the deficiency of above-mentioned technology, and provides the horizontal dish round knot of a kind of energy-saving full-automatic controlled atmosphere can anneling production line, has hot shift function and dish circle charging method adopts horizontal anneling production line.
The present invention solves the technical scheme that its technical problem adopts: the horizontal dish round knot energy of this energy-saving full-automatic controlled atmosphere anneling production line, comprise body of heater, loading bay and discharge pedestal, in the body of heater, loading bay and discharge pedestal are provided with carrying roller, body of heater is begun to be divided into the UTILIZATION OF VESIDUAL HEAT IN chamber to that end of discharge pedestal by this end of loading bay, intermediate heat treatment section and waste heat recovery chamber, be provided with waste heat recovery chamber blower fan in the waste heat recovery chamber, be provided with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan in the UTILIZATION OF VESIDUAL HEAT IN chamber, the blowing mouth of waste heat recovery chamber blower fan is towards the inner chamber of body of heater, the suction opening of waste heat recovery chamber blower fan is connected by the blowing mouth of airduct with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan, and the air suction inlet of UTILIZATION OF VESIDUAL HEAT IN chamber blower fan is towards the inner chamber of body of heater.
As preferably, be provided with intermediate heat treatment section blowing blower fan in the intermediate heat treatment section, the UTILIZATION OF VESIDUAL HEAT IN chamber is provided with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan, and intermediate heat treatment section blowing blower fan is connected with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan by the UTILIZATION OF VESIDUAL HEAT IN pipe.
As preferably, described airduct constitutes U font structure by three sections, and a section of by-level is arranged in the thermal insulation layer of body of heater.
As preferably, adopt the stable vacuum air-changing chamber and the final vacuum chamber of the controlled atmosphere that is used to keep in the stove respectively in the front and back of body of heater.
As preferably, described intermediate heat treatment section comprises the section that heats up, holding-zone, cold section soon, isothermal section and slow cooling section.
As preferably, described carrying roller is provided with the bin of placing disk, and the cross section of bin becomes semicircle, and the size of its diameter is complementary with the dish circular diameter, and the length of bin and the length of disk are complementary, and constitute horizontal charging structure.
As preferably, described bin fixedly is welded to connect the semicircle bathtub construction that constitutes hollow out by one group of web plate.
As preferably, described air blower and suction fan are arranged on the top of body of heater.
The effect that the present invention is useful is: 1, UTILIZATION OF VESIDUAL HEAT IN chamber blower fan is inhaled, and blows with pipeline and waste heat recovery chamber blower fan by UTILIZATION OF VESIDUAL HEAT IN, forms convection current in body of heater, hot blast is write out a prescription from discharging toward charging to motion, the displacement of formation heat uses waste heat fully, and energy-saving effect is splendid.2, dish circle bin structure adopts steel plate to be welded, and base is formed the semicircle bathtub construction of hollow out, reduces weight and reduces manufacturing cost, reaches energy-saving effect, operates steadily.3, adopt vacuum air-locked or utilize waste gas displacement chamber behind this stokehold, make the furnace gas stable and controllable.The level of automation height just with programmable PLC control, makes product processed steady quality, reliable.Reduce use cost greatly, can produce high-quality product.
Description of drawings
Fig. 1 is a main TV structure synoptic diagram of the present invention;
Fig. 2 is the front view of bin of the present invention;
Fig. 3 is the side-view of bin of the present invention.
Description of reference numerals:
Loading bay 1, bin 2,3, No. 1 doors 4 in vacuum air-changing chamber, No. 2 doors 5, insulated door 6, UTILIZATION OF VESIDUAL HEAT IN chamber blower fan 7, UTILIZATION OF VESIDUAL HEAT IN chamber 8, intermediate heat treatment section 9, waste heat recovery chamber 10, waste heat recovery chamber blower fan 11, discharging insulated door 12, water cooling chamber 13, final vacuum chamber 14, discharge pedestal 15, carrying roller 16, thermopair 17, heating member 18, airduct 19, body of heater 20, disk 21, intermediate heat treatment section blowing blower fan 22, UTILIZATION OF VESIDUAL HEAT IN pipe 23, UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan 24.
Embodiment
The invention will be further described below in conjunction with drawings and Examples:
As shown in Figure 1, the horizontal dish round knot energy of this energy-saving full-automatic controlled atmosphere anneling production line, comprise body of heater 20, loading bay 1,15, No. 1 door of discharge pedestal 4, No. 2 doors 5, insulated door 6, water cooling chamber 13 and discharging insulated doors 12, be provided with carrying roller 16, heating member 18 and thermopair 17 in the body of heater 20, loading bay 1 and discharge pedestal 15 are provided with carrying roller 16.Adopt the stable vacuum air-changing chamber 3 and the final vacuum chamber 14 of the controlled atmosphere that is used to keep in the stove respectively in the front and back of body of heater 20.Body of heater 20 is begun to be divided into UTILIZATION OF VESIDUAL HEAT IN chamber 8, intermediate heat treatment section 9 and waste heat recovery chamber 10 to discharge pedestal 15 those ends by loading bay 1 this end, and intermediate heat treatment section 9 comprises the section that heats up, holding-zone, cold section soon, isothermal section and slow cooling section.Be provided with waste heat recovery chamber blower fan 11 in the waste heat recovery chamber 10, be provided with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan 7 in the UTILIZATION OF VESIDUAL HEAT IN chamber 8, the blowing mouth of waste heat recovery chamber blower fan 11 is towards the inner chamber of body of heater, the suction opening of waste heat recovery chamber blower fan 11 is connected by the blowing mouth of airduct 19 with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan 7, the air suction inlet of UTILIZATION OF VESIDUAL HEAT IN chamber blower fan 7 is towards the inner chamber of body of heater, airduct 10 constitutes U font structure by three sections, and a section of by-level is arranged in the thermal insulation layer of body of heater.Be provided with intermediate heat treatment section blowing blower fan 22 in intermediate heat treatment section 9, UTILIZATION OF VESIDUAL HEAT IN chamber 8 is provided with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan 24, and intermediate heat treatment section blowing blower fan 22 is connected with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan 24 by UTILIZATION OF VESIDUAL HEAT IN pipe 23.
Working process: will coil on the horizontal placement bin 2 of circle, and material and bin 2 are placed on the loading bay 1, and control 3, No. 1 doors 4 in vacuum air-changing chamber automatically by PLC and optoelectronic switch and open automatically, material enters vacuum air-changing chamber 3 fast, shuts to vacuumize logical nitrogen; No. 2 doors 5 and insulated door 6 are opened simultaneously, enter into UTILIZATION OF VESIDUAL HEAT IN chamber 8 fast, touch optoelectronic switch and are careful, in the slow transmission of main stove.Be transferred to intensification, insulation, cold, isothermal, slow cooling section soon by carrying roller 16, enter into 10 coolings of waste heat recovery chamber after finishing by processing requirement.Go to the optoelectronic switch on discharging insulated door 12 limits when material, discharging insulated door 12 is opened, and is transferred to water cooling chamber 13 by carrying roller 16 fast.When running into the optoelectronic switch of water cooling chamber 13, discharging insulated door 12 is shut, and workpiece continues to cool.Open 14 of final vacuum chambers after finishing, and bin 2 is gone to vacuum chamber fast, and door is shut, and after the residence time finished, back discharging Vacuum door was opened, and expects to enter into fast discharge pedestal 15.
Principle of work: UTILIZATION OF VESIDUAL HEAT IN chamber blower fan 7 is air-breathing from UTILIZATION OF VESIDUAL HEAT IN chamber 8 by suction opening, is sent to waste heat recovery chamber blower fan 11 by airduct 19 again, is blowed to the inner chamber of waste heat recovery chamber 10 from blowing mouth by waste heat recovery chamber blower fan 11.Simultaneously, air draught blower fan 24 in UTILIZATION OF VESIDUAL HEAT IN chamber is air-breathing, is blown by intermediate heat treatment section blowing blower fan 22.Because vacuum air-locked has been adopted in front and back, make the controlled atmosphere in the stove stable, by this anneling production line with hot shift function, the furnace gas that is the low temperature place of charging place in the stove is drawn in the transport pipe by the blower fan that is provided with, the blower fan that blows out that is transported to discharging place setting blows out, make the workpiece cooling, allow the interior heat of stove be shifted, realize energy-conservation to charging prescription thermotropism.Same technology also can realize at the fast cold place of anneling production line.Make that all need the heat of temperature-fall period not outflow in the stove, realize energy-saving effect.
As shown in Figures 2 and 3, because the dish circle of processing work has adopted horizontal blowing mode, we have designed dish circle bin structure, carrying roller 16 is provided with the bin 20 of placing disk, bin 20 fixedly is welded to connect the semicircle bathtub construction that constitutes hollow out by one group of web plate, the size of its diameter is complementary with the dish circular diameter, and the length of bin 20 and the length of disk are complementary, and constitute horizontal charging structure; Make workpiece be not easy distortion in heat-processed.And have bar steel plate at base, can play steady rolling and guide effect.Simultaneously, the weight that makes dish circle bin is 1/5th the weight that stands up bin, greatly reduces the manufacturing cost of bin and the energy consumption in the use.
In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (7)
1. the horizontal dish round knot of an energy-saving full-automatic controlled atmosphere can anneling production line, comprise body of heater (20), loading bay (1) and discharge pedestal (15), in body of heater (20), loading bay (1) and discharge pedestal (15) are provided with carrying roller (16), it is characterized in that: body of heater (20) is begun to be divided into UTILIZATION OF VESIDUAL HEAT IN chamber (8) to that end of discharge pedestal (15) by this end of loading bay (1), intermediate heat treatment section (9) and waste heat recovery chamber (10), be provided with waste heat recovery chamber blower fan (11) in the waste heat recovery chamber (10), be provided with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan (7) in the UTILIZATION OF VESIDUAL HEAT IN chamber (8), the blowing mouth of waste heat recovery chamber blower fan (11) is towards the inner chamber of body of heater, the suction opening of waste heat recovery chamber blower fan (11) is connected by the blowing mouth of airduct (19) with UTILIZATION OF VESIDUAL HEAT IN chamber blower fan (7), and the air suction inlet of UTILIZATION OF VESIDUAL HEAT IN chamber blower fan (7) is towards the inner chamber of body of heater.
2. the horizontal dish round knot energy of energy-saving full-automatic controlled atmosphere according to claim 1 anneling production line, it is characterized in that: be provided with intermediate heat treatment section blowing blower fan (22) in intermediate heat treatment section (9), UTILIZATION OF VESIDUAL HEAT IN chamber (8) is provided with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan (24), and intermediate heat treatment section blowing blower fan (22) is connected with UTILIZATION OF VESIDUAL HEAT IN chamber air draught blower fan (24) by UTILIZATION OF VESIDUAL HEAT IN pipe (23).
3. the horizontal dish round knot of energy-saving full-automatic controlled atmosphere according to claim 1 can anneling production line, and it is characterized in that: described airduct (10) constitutes U font structure by three sections, and a section of by-level is arranged in the thermal insulation layer of body of heater (20).
4. the horizontal dish round knot energy of energy-saving full-automatic controlled atmosphere according to claim 1 anneling production line is characterized in that: stable vacuum air-changing chamber (3) and final vacuum chamber (14) of adopting the controlled atmosphere that is used to keep in the stove in the front and back of body of heater (20) respectively.
5. the horizontal dish round knot of energy-saving full-automatic controlled atmosphere according to claim 1 can anneling production line, it is characterized in that: described intermediate heat treatment section (9) comprises the section that heats up, holding-zone, cold section soon, isothermal section and slow cooling section.
6. the horizontal dish round knot energy of energy-saving full-automatic controlled atmosphere according to claim 1 anneling production line, it is characterized in that: described carrying roller (16) is provided with the bin (2) of placing disk, the cross section of bin (2) becomes semicircle, the size of its diameter is complementary with the dish circular diameter, the length of bin (2) and the length of disk are complementary, and constitute horizontal charging structure.
7. the horizontal dish round knot energy of energy-saving full-automatic controlled atmosphere according to claim 6 anneling production line, it is characterized in that: described bin (2) fixedly is welded to connect the semicircle bathtub construction that constitutes hollow out by one group of web plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010575819.2A CN102080149B (en) | 2010-11-26 | 2010-11-26 | Energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010575819.2A CN102080149B (en) | 2010-11-26 | 2010-11-26 | Energy-saving full-automatic and atmosphere-controllable horizontal type annealing production line for discs |
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| CN102080149A true CN102080149A (en) | 2011-06-01 |
| CN102080149B CN102080149B (en) | 2014-12-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846160A (en) * | 2015-06-04 | 2015-08-19 | 浙江中集铸锻有限公司 | Annealing furnace switching system |
| CN105441660A (en) * | 2016-01-12 | 2016-03-30 | 杭州金舟科技股份有限公司 | Periodic production and stepping heat exchange double-layered U-shaped annealing furnace and control method thereof |
| CN107686881A (en) * | 2017-08-11 | 2018-02-13 | 重庆骏成机械配件有限公司 | Annealing system waste-heat recovery device |
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| CN201883117U (en) * | 2010-11-26 | 2011-06-29 | 杭州金舟电炉有限公司 | Energy-efficient full-automatic horizontal type disk energy-saving annealing production line with controllable atmosphere |
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Patent Citations (6)
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| US5958330A (en) * | 1995-08-10 | 1999-09-28 | Alfe Systems, Inc. | Double level aging oven |
| CN2740621Y (en) * | 2004-11-08 | 2005-11-16 | 南京年达炉业有限责任公司 | Continuous annealing furnace |
| CN101117263A (en) * | 2006-08-02 | 2008-02-06 | 王怀利 | Thermal circulation energy-saving glass kiln |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104846160A (en) * | 2015-06-04 | 2015-08-19 | 浙江中集铸锻有限公司 | Annealing furnace switching system |
| CN104846160B (en) * | 2015-06-04 | 2017-01-25 | 浙江中集铸锻有限公司 | Annealing furnace switching system |
| CN105441660A (en) * | 2016-01-12 | 2016-03-30 | 杭州金舟科技股份有限公司 | Periodic production and stepping heat exchange double-layered U-shaped annealing furnace and control method thereof |
| CN107686881A (en) * | 2017-08-11 | 2018-02-13 | 重庆骏成机械配件有限公司 | Annealing system waste-heat recovery device |
| CN107686881B (en) * | 2017-08-11 | 2019-03-05 | 重庆骏成机械配件有限公司 | Annealing system waste-heat recovery device |
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| CN102080149B (en) | 2014-12-24 |
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