CN102912109B - Thermal treatment technique of steel wire - Google Patents
Thermal treatment technique of steel wire Download PDFInfo
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- CN102912109B CN102912109B CN201210475319.0A CN201210475319A CN102912109B CN 102912109 B CN102912109 B CN 102912109B CN 201210475319 A CN201210475319 A CN 201210475319A CN 102912109 B CN102912109 B CN 102912109B
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- heating
- steel wire
- pickling
- temperature
- wire
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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 24
- 238000007669 thermal treatment Methods 0.000 title abstract description 12
- 238000010438 heat treatment Methods 0.000 claims abstract description 62
- 238000010791 quenching Methods 0.000 claims abstract description 40
- 238000005554 pickling Methods 0.000 claims abstract description 38
- 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 28
- 239000003345 natural gas Substances 0.000 claims abstract description 15
- 238000001035 drying Methods 0.000 claims abstract description 12
- 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
- 150000003016 phosphoric acids Chemical class 0.000 claims description 5
- 238000011010 flushing procedure Methods 0.000 claims description 3
- 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
- 238000000576 coating method Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000004134 energy conservation Methods 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
- 238000007591 painting process Methods 0.000 description 1
- 238000012958 reprocessing Methods 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Landscapes
- 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 the plate, pipe, type, the large kind of silk four of steel, is through the cold drawn reprocessing product made with 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, adopt of Steel Wire Heat Treatment burns the retort furnace of coal more, its thermal treatment heat utilization efficiency and production efficiency low.The technology employing Sweet natural gas that part is advanced or electrically heated, quenching technology many employings patenting technique, but can environmental pollution be caused, not environmentally.
Summary of the invention
The technical problem to be solved in the present invention is to provide 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, complete from unwrapping wire to take-up at same procedure, this technique is specifically carried out according to the following steps:
(1) heat: steel wire, through pay off rack unwrapping wire, during heating, uses Sweet natural gas to heat, directly to the naked burning of steel wire;
(2) quench: the steel wire through heated by natural gas is penetrated quenching bath, through quenching medium aqueous solution quench, then rinses with water;
(3) pickling: the steel wire through quenching is penetrated pickling tub, uses hydrochloric acid to carry out pickling;
(4) phosphatization: the steel wire through overpickling is penetrated phosphating pond, uses phosphoric acid salt to carry out phosphatization;
(5) dry: the steel wire through phosphatization to be dried by drying baker, last take-up.
Described step (1) heats, and is divided into by heating sequence: one section of heating, two sections of heating, three sections of heating, soaking zones heat; Described one section of heating Heating temperature is 970-980 DEG C, and described two sections of heating Heating temperatures are
950-960 DEG C, described three sections of heating Heating temperatures are 940-950 DEG C, and described soaking zone heating Heating temperature is
920-930 DEG C, each heating zone heat-up time is 1-2min.
Described step (2) is quenched, and quenching temperature is 90-100 DEG C, and the cool time is 1-1.5min, and flushing temperature is 70-80 DEG C, 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 DEG C, and during pickling, described hydrochloric acid is vaporific, and pickling time is 1-2min.
Described step (4) phosphatization, phosphatization temperature is: 80-90 DEG C, and phosphating time is 1-2min.
Described step (5) is dry, and bake out temperature is 150-200 DEG C, and drying time is 1-2min.
Adopt above-mentioned technique, compared with prior art, its beneficial effect is in the present invention:
1, the present invention uses Sweet natural gas directly to the naked burning of steel wire, heats, and use Sweet natural gas directly to the naked burning of steel wire, this type of heating heat utilization efficiency is high, do not produce pollution.
2, quench: the steel wire through heated by natural gas is penetrated quenching bath, through quenching medium aqueous solution quench, the quenching medium aqueous solution produces air film, is wrapped in Steel Wire Surface, ensures the speed of cooling of quenching steel wire.
3, pickling: the steel wire through quenching is penetrated pickling tub, hydrochloric acid is used to carry out pickling, the object of pickling is 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, friction reduction drawing force when preparing good surface condition for follow-up painting or coating process and reduce drawing.
4, whole piece heat-treatment lines is pollution-free, clean environment firendly; Thermal treatment heat utilization efficiency is high, and heating, surface treatment continuous lines are carried out in energy-conservation thermal treatment, and production efficiency height thermal treatment quality is stablized.
Accompanying drawing explanation
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, completes from unwrapping wire to take-up at same procedure, and this technique is specifically carried out according to the following steps:
(1) heat: steel wire, through pay off rack unwrapping wire, uses Sweet natural gas directly to the naked burning of steel wire, heat through 970-980 DEG C one section heating, 950-960 DEG C of two sections heating, 940-950 DEG C three sections of heating, 920-930 DEG C soaking zones, heat-up time 1min;
(2) quench: the steel wire through heated by natural gas is penetrated quenching bath, through quenching medium aqueous solution quench,
Quenching temperature is 90-100 DEG C, and the cool time is 1min, then rinses with water, and flushing temperature is 70-80 DEG C, and flush time is 0.5min;
(3) pickling: the steel wire through quenching is penetrated sealed pickling tub, and type of heating is steam heating, and pickling temperature is 80-90 DEG C, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 1min;
(4) phosphatization: the steel wire through overpickling is penetrated phosphating pond, use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 DEG C, and phosphating time is 1min;
(5) dry: dried by drying baker by the steel wire through phosphatization, bake out temperature is 150-200 DEG C, and drying time is 1min, last take-up.
Embodiment 2
A kind of wire heat treatment process, complete from unwrapping wire to take-up at same procedure, this technique is specifically carried out according to the following steps:
(1) heat: steel wire, through pay off rack unwrapping wire, uses Sweet natural gas directly to the naked burning of steel wire, heat through 970-980 DEG C one section heating, 950-960 DEG C of two sections heating, 940-950 DEG C three sections of heating, 920-930 DEG C soaking zones, heat-up time 1.5min;
(2) quench: the steel wire through heated by natural gas is penetrated quenching bath, and through quenching medium aqueous solution quench, quenching temperature is 90-100 DEG C, and the cool time is 1.2min, then rinses with water, rinsing temperature is 70-80 DEG C, and flush time is 0.7min;
(3) pickling: the steel wire through quenching is penetrated sealed pickling tub, and type of heating is steam heating, and pickling temperature is 80-90 DEG C, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 1.5min;
(4) phosphatization: the steel wire through overpickling is penetrated phosphating pond, use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 DEG C, and phosphating time is 1.5min;
(5) dry: dried by drying baker by the steel wire through phosphatization, bake out temperature is 150-200 DEG C, and drying time is 1.5min, last take-up.
Embodiment 3
A kind of wire heat treatment process, complete from unwrapping wire to take-up at same procedure, this technique is specifically carried out according to the following steps:
(1) heat: steel wire, through pay off rack unwrapping wire, uses Sweet natural gas directly to the naked burning of steel wire, heat through 970-980 DEG C one section heating, 950-960 DEG C of two sections heating, 940-950 DEG C three sections of heating, 920-930 DEG C soaking zones, heat-up time 2min;
(2) quench: the steel wire through heated by natural gas is penetrated quenching bath, and through quenching medium aqueous solution quench, quenching temperature is 90-100 DEG C, and the cool time is 1.5min, then rinses with water, rinsing temperature is 70-80 DEG C, and flush time is 1min;
(3) pickling: the steel wire through quenching is penetrated sealed pickling tub, and type of heating is steam heating, and pickling temperature is 80-90 DEG C, uses vaporific hydrochloric acid to carry out pickling, and pickling time is 2min;
(4) phosphatization: the steel wire through overpickling is penetrated phosphating pond, use phosphoric acid salt to carry out phosphatization, phosphatization temperature is: 80-90 DEG C, and phosphating time is 2min;
(5) dry: dried by drying baker by the steel wire through phosphatization, bake out temperature is 150-200 DEG C, and drying time is 2min, last take-up.
Preferred embodiment described herein, only for instruction and explanation of the present invention, is not intended to limit the present invention.
Claims (4)
1. a wire heat treatment process, completes 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) heat: steel wire, through pay off rack unwrapping wire, during heating, uses Sweet natural gas to heat, directly to the naked burning of steel wire;
(2) quench: the steel wire through heated by natural gas is penetrated quenching bath, through quenching medium aqueous solution quench, then rinses with water;
(3) pickling: the steel wire through quenching is penetrated pickling tub, uses hydrochloric acid to carry out pickling;
(4) phosphatization: the steel wire through overpickling is penetrated phosphating pond, uses phosphoric acid salt to carry out phosphatization;
(5) dry: the steel wire through phosphatization to be dried by drying baker, last take-up;
Described step (2) is quenched, and quenching temperature is 90-100 DEG C, and the cool time is 1-1.5min, and flushing temperature is 70-80 DEG C, 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 DEG C, and during pickling, described hydrochloric acid is vaporific, and pickling time is 1-2min.
2. wire heat treatment process according to claim 1, is characterized in that: described step (1) heats, and is divided into by heating sequence: one section of heating, two sections of heating, three sections of heating, soaking zones heat; Described one section of heating Heating temperature is 970-980 DEG C, and described two sections of heating Heating temperatures are 950-960 DEG C, and described three sections of heating Heating temperatures are 940-950 DEG C, and described soaking zone heating Heating temperature is 920-930 DEG C, 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 (4) phosphatization, and phosphatization temperature is: 80-90 DEG C, and phosphating time is 1-2min.
4. wire heat treatment process according to claim 1, is characterized in that: described step (5) is dry, and bake out temperature is 150-200 DEG C, and 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 |
Applications Claiming Priority (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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| CN102912109A CN102912109A (en) | 2013-02-06 |
| CN102912109B true 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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Families Citing this family (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 |
| CN103603022B (en) * | 2013-11-18 | 2016-08-17 | 贵州钢绳股份有限公司 | Steel Wire Heat Treatment electrolytic phosphating tinuous production equipment and technique |
| 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 |
| 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 |
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 |
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- 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 |
|---|
| 帘线钢丝铅浴淬火与水浴淬火组织性能对比;曹秀岭等;《金属制品》;20100831;第36卷(第4期);正文第39页摘要、2.1及图1、第40页3.1及图2、第42页5 * |
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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 |