CN102912109A - Thermal treatment technique of steel wire - Google Patents
Thermal treatment technique of steel wire Download PDFInfo
- Publication number
- CN102912109A CN102912109A CN2012104753190A CN201210475319A CN102912109A CN 102912109 A CN102912109 A CN 102912109A CN 2012104753190 A CN2012104753190 A CN 2012104753190A CN 201210475319 A CN201210475319 A CN 201210475319A CN 102912109 A CN102912109 A CN 102912109A
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- Prior art keywords
- heating
- steel wire
- pickling
- wire
- temperature
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 46
- 239000010959 steel Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000007669 thermal treatment Methods 0.000 title abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 71
- 238000005554 pickling Methods 0.000 claims abstract description 38
- 238000010791 quenching Methods 0.000 claims abstract description 34
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 30
- 230000000171 quenching effect Effects 0.000 claims abstract description 22
- 238000001035 drying Methods 0.000 claims abstract description 19
- 239000003345 natural gas Substances 0.000 claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 16
- 235000009508 confectionery Nutrition 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 7
- 238000002791 soaking Methods 0.000 claims description 7
- 238000011010 flushing procedure Methods 0.000 claims description 5
- 150000003016 phosphoric acids Chemical class 0.000 claims description 5
- 238000005406 washing Methods 0.000 abstract 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004381 surface treatment Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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- Heat Treatment Of Strip Materials And Filament Materials (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention discloses a thermal treatment technique of a steel wire, comprising the following steps of: paying-off the steel wire by a pay-off rack; heating the steel wire by natural gas; putting the heated steel wire in a quenching bath for quenching; washing by water; putting the steel wire a pickling tank and then a phosphating tank; drying in a drying baker; and finally taking up. According to the invention, the whole thermal treatment line is free of pollution, clean and environment-friendly, the utilization rate of the thermal treatment heat is high, and energy is saved.
Description
Technical field
The present invention relates to a kind of thermal treatment process of steel wire.
Background technology
Steel wire is one of plate, pipe, type, silk four large kinds of steel, is through the cold drawn reprocessing product made from the hot rolling dish.The master operation of Production for Steel Wire comprises material choice, removes iron scale, thermal treatment, wire drawing, surface treatment, oven dry etc.
At present, Steel Wire Heat Treatment adopts the retort furnace that burns coal more, and its thermal treatment heat utilization efficiency and production efficiency are low.The advanced technology of part adopts Sweet natural gas or electrically heated, and quenching technology adopts patenting technique more, but can cause environmental pollution, not environmental protection.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of clean environment firendly, and the thermal treatment process of the high steel wire of thermal treatment heat utilization efficiency.
In order to solve the problems of the technologies described above, the invention provides a kind of wire heat treatment process, to finish from unwrapping wire to take-up at same procedure, this technique is specifically carried out according to the following steps:
(1) heating: steel wire during heating, uses Sweet natural gas to heat, directly to the naked burning of steel wire through the pay off rack unwrapping wire;
(2) quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench, then water washes;
(3) pickling: will penetrate pickling tub through the steel wire that quenches, and use hydrochloric acid to carry out pickling;
(4) phosphatization: will penetrate phosphating pond through the steel wire of overpickling, and use phosphoric acid salt to carry out phosphatization;
(5) drying: will dry through the steel wire of phosphatization last take-up by drying baker.
Described step (1) heating is divided into by heating sequence: one section heating, two sections heating, three sections heating, soaking zones heat; Described one section heating Heating temperature is 970-980 ℃, and described two sections heating Heating temperatures are
950-960 ℃, described three sections heating Heating temperatures are 940-950 ℃, and described soaking zone heating Heating temperature is
920-930 ℃, each heating zone heat-up time is 1-2min.
Described step (2) is quenched, and quenching temperature is 90-100 ℃, and the cool time is 1-1.5min, and the flushing temperature is 70-80 ℃, and flush time is 0.5-1min.
Described step (3) pickling, described pickling tub is sealed pickling tub, and its type of heating is steam heating, and pickling temperature is 80-90 ℃, and described hydrochloric acid is vaporific during pickling, pickling time is 1-2min.
Described step (4) phosphatization, phosphatization temperature is: 80-90 ℃, phosphating time is 1-2min.
Described step (5) drying, bake out temperature is 150-200 ℃, drying time is 1-2min.
Adopt above-mentioned technique, the present invention compared with prior art, its beneficial effect is:
1, the present invention uses Sweet natural gas directly to the naked burning of steel wire, heats, and uses Sweet natural gas directly to the naked burning of steel wire, and this type of heating heat utilization efficiency is high, do not produce pollution.
2, quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench, the quenching medium aqueous solution produces air film, is wrapped in Steel Wire Surface, guarantees the speed of cooling of quenching steel wire.
3, pickling: will penetrate pickling tub through the steel wire that quenches, use hydrochloric acid to carry out pickling, the purpose of pickling is in order to remove iron scale, remove the iron scale on wire rod or mid-line base surface, iron scale damage mould and just dead surface when preventing drawing are coated with or friction that coating is processed when preparing good surface condition and reducing drawing reduces drawing force for follow-up.
4, the whole piece heat-treatment lines is pollution-free, clean environment firendly; The thermal treatment heat utilization efficiency is high, and heating, surface treatment continuous lines are carried out in energy-conservation thermal treatment, and the high thermal treatment quality of production efficiency is stable.
Description of drawings
Fig. 1 is wire heat treatment process schema of the present invention.
Embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described.
Embodiment 1
As shown in Figure 1, a kind of wire heat treatment process is finished from unwrapping wire to take-up at same procedure, and this technique is specifically carried out according to the following steps:
(1) heating: steel wire uses Sweet natural gas directly to the naked burning of steel wire through the pay off rack unwrapping wire, heat through 970-980 ℃ one section heating, 950-960 ℃ two sections heating, 940-950 ℃ three sections heating, 920-930 ℃ soaking zones, heat-up time 1min;
(2) quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench,
Quenching temperature is 90-100 ℃, and the cool time is 1min, and then water washes, and the flushing temperature is 70-80 ℃, and flush time is 0.5min;
(3) pickling: will penetrate sealed pickling tub through the steel wire that quenches, type of heating is steam heating, and pickling temperature is 80-90 ℃, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 1min;
(4) phosphatization: will penetrate phosphating pond through the steel wire of overpickling, and use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 ℃, phosphating time is 1min;
(5) drying: will dry by drying baker through the steel wire of phosphatization, bake out temperature is 150-200 ℃, and drying time is 1min, last take-up.
Embodiment 2
A kind of wire heat treatment process is finished from unwrapping wire to take-up at same procedure, and this technique is specifically carried out according to the following steps:
(1) heating: steel wire uses Sweet natural gas directly to the naked burning of steel wire through the pay off rack unwrapping wire, heat through 970-980 ℃ one section heating, 950-960 ℃ two sections heating, 940-950 ℃ three sections heating, 920-930 ℃ soaking zones, heat-up time 1.5min;
(2) quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench, quenching temperature is 90-100 ℃, and the cool time is 1.2min, and then water washes, and the flushing temperature is 70-80 ℃, and flush time is 0.7min;
(3) pickling: will penetrate sealed pickling tub through the steel wire that quenches, type of heating is steam heating, and pickling temperature is 80-90 ℃, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 1.5min;
(4) phosphatization: will penetrate phosphating pond through the steel wire of overpickling, and use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 ℃, phosphating time is 1.5min;
(5) drying: will dry by drying baker through the steel wire of phosphatization, bake out temperature is 150-200 ℃, and drying time is 1.5min, last take-up.
Embodiment 3
A kind of wire heat treatment process is finished from unwrapping wire to take-up at same procedure, and this technique is specifically carried out according to the following steps:
(1) heating: steel wire uses Sweet natural gas directly to the naked burning of steel wire through the pay off rack unwrapping wire, heat through 970-980 ℃ one section heating, 950-960 ℃ two sections heating, 940-950 ℃ three sections heating, 920-930 ℃ soaking zones, heat-up time 2min;
(2) quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench, quenching temperature is 90-100 ℃, and the cool time is 1.5min, and then water washes, and the flushing temperature is 70-80 ℃, and flush time is 1min;
(3) pickling: will penetrate sealed pickling tub through the steel wire that quenches, type of heating is steam heating, and pickling temperature is 80-90 ℃, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 2min;
(4) phosphatization: will penetrate phosphating pond through the steel wire of overpickling, and use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 ℃, phosphating time is 2min;
(5) drying: will dry by drying baker through the steel wire of phosphatization, bake out temperature is 150-200 ℃, and drying time is 2min, last take-up.
Preferred embodiment described herein only is used for description and interpretation the present invention, is not intended to limit the present invention.
Claims (6)
1. a wire heat treatment process is finished from unwrapping wire to take-up at same procedure, it is characterized in that: this technique is specifically carried out according to the following steps:
(1) heating: steel wire during heating, uses Sweet natural gas to heat, directly to the naked burning of steel wire through the pay off rack unwrapping wire;
(2) quench: will penetrate quenching bath through the steel wire of heated by natural gas, through the quenching medium aqueous solution quench, then water washes;
(3) pickling: will penetrate pickling tub through the steel wire that quenches, and use hydrochloric acid to carry out pickling;
(4) phosphatization: will penetrate phosphating pond through the steel wire of overpickling, and use phosphoric acid salt to carry out phosphatization;
(5) drying: will dry through the steel wire of phosphatization last take-up by drying baker.
2. wire heat treatment process according to claim 1 is characterized in that: described step (1) heating is divided into by heating sequence: one section heating, two sections heating, three sections heating, soaking zones heat; Described one section heating Heating temperature is 970-980 ℃, and described two sections heating Heating temperatures are 950-960 ℃, and described three sections heating Heating temperatures are 940-950 ℃, and described soaking zone heating Heating temperature is 920-930 ℃, and each heating zone heat-up time is 1-2min.
3. wire heat treatment process according to claim 1 is characterized in that: described step (2) is quenched, and quenching temperature is 90-100 ℃, and the cool time is 1-1.5min, and the flushing temperature is 70-80 ℃, and flush time is 0.5-1min.
4. wire heat treatment process according to claim 1 is characterized in that: described step (3) pickling, and described pickling tub is sealed pickling tub, its type of heating is steam heating, pickling temperature is 80-90 ℃, and described hydrochloric acid is vaporific during pickling, and pickling time is 1-2min.
5. wire heat treatment process according to claim 1, it is characterized in that: described step (4) phosphatization, phosphatization temperature is: 80-90 ℃, phosphating time is 1-2min.
6. wire heat treatment process according to claim 1 is characterized in that: described step (5) drying, and bake out temperature is 150-200 ℃, drying time is 1-2min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475319.0A CN102912109B (en) | 2012-11-21 | 2012-11-21 | Thermal treatment technique of steel wire |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210475319.0A CN102912109B (en) | 2012-11-21 | 2012-11-21 | Thermal treatment technique of steel wire |
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| CN102912109A true CN102912109A (en) | 2013-02-06 |
| CN102912109B CN102912109B (en) | 2015-07-08 |
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| CN201210475319.0A Active CN102912109B (en) | 2012-11-21 | 2012-11-21 | Thermal treatment technique of steel wire |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361663A (en) * | 2013-07-25 | 2013-10-23 | 张家港市胜达钢绳有限公司 | Ultrasonic descaling method of steel wires |
| CN103603022A (en) * | 2013-11-18 | 2014-02-26 | 贵州钢绳股份有限公司 | Steel wire heat treatment-electrolysis-phosphorization continuous production line equipment and process |
| CN108034802A (en) * | 2018-01-11 | 2018-05-15 | 江苏神猴钢绳开发有限公司 | The heat treatment method and its production equipment of a kind of steel wire |
| CN110117709A (en) * | 2019-05-11 | 2019-08-13 | 江苏胜达科技有限公司 | Steel bead wire Digital Control heat treatment pipeline and its production method |
| CN115011783A (en) * | 2021-12-28 | 2022-09-06 | 江苏通略金属制品有限公司 | Water-bath heat treatment method for special steel wire for high-strength reinforced steel shot |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985754B (en) * | 2010-09-21 | 2012-09-05 | 江苏赛福天钢索股份有限公司 | Continuous heat processing technology of steel wire |
-
2012
- 2012-11-21 CN CN201210475319.0A patent/CN102912109B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101985754B (en) * | 2010-09-21 | 2012-09-05 | 江苏赛福天钢索股份有限公司 | Continuous heat processing technology of steel wire |
Non-Patent Citations (1)
| Title |
|---|
| 曹秀岭等: "帘线钢丝铅浴淬火与水浴淬火组织性能对比", 《金属制品》, vol. 36, no. 4, 31 August 2010 (2010-08-31) * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361663A (en) * | 2013-07-25 | 2013-10-23 | 张家港市胜达钢绳有限公司 | Ultrasonic descaling method of steel wires |
| CN103603022A (en) * | 2013-11-18 | 2014-02-26 | 贵州钢绳股份有限公司 | Steel wire heat treatment-electrolysis-phosphorization continuous production line equipment and process |
| CN108034802A (en) * | 2018-01-11 | 2018-05-15 | 江苏神猴钢绳开发有限公司 | The heat treatment method and its production equipment of a kind of steel wire |
| CN110117709A (en) * | 2019-05-11 | 2019-08-13 | 江苏胜达科技有限公司 | Steel bead wire Digital Control heat treatment pipeline and its production method |
| CN110117709B (en) * | 2019-05-11 | 2023-11-10 | 江苏胜达科技有限公司 | Digital control heat treatment assembly line for bead wire and production method thereof |
| CN115011783A (en) * | 2021-12-28 | 2022-09-06 | 江苏通略金属制品有限公司 | Water-bath heat treatment method for special steel wire for high-strength reinforced steel shot |
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|---|---|
| CN102912109B (en) | 2015-07-08 |
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| C14 | Grant of patent or utility model | ||
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Address after: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214192 Patentee after: Jiangsu Saifutian Group Co.,Ltd. Country or region after: China Address before: No. 151, Furong Zhongsan Road, Xishan Economic Development Zone, Xishan District, Wuxi City, Jiangsu Province, 214192 Patentee before: JIANGSU SAFETY STEEL WIRE ROPE Co.,Ltd. Country or region before: China |
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