CN106119874A - 一种螺旋焊管加工用钢带的预处理方法 - Google Patents
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Abstract
本发明公开了一种螺旋焊管加工用钢带的预处理方法,涉及焊管加工技术领域,包括如下步骤:(1)除尘与一次除油,(2)一次水洗,(3)二次除油,(4)酸洗,(5)二次水洗,(6)中和,(7)三次水洗,(8)磷化,(9)烘干。本发明通过除尘和两次除油有效去除钢带上附着的灰尘和油污,并可缓解因仅通过高温烘烤除油存在的高能耗使用问题,再通过酸洗、中和和水洗除去钢带上附着的锈斑,最后通过磷化处理在钢带上形成保护膜,以利于螺旋焊管的加工。
Description
技术领域:
本发明涉及焊管加工技术领域,具体涉及一种螺旋焊管加工用钢带的预处理方法。
背景技术:
螺旋焊管:是将低碳碳素结构钢或低合金结构钢钢带按一定的螺旋线的角度卷成管坯,然后将管缝焊接起来制成,它可以用较窄的带钢生产大直径的钢管。为了便于螺旋焊管的加工,本公司开发出一种螺旋焊管加工用钢带的预处理方法,在钢带卷成管坯之前对钢带进行预处理,以除去钢带上附着的灰尘、油污和锈斑,并能在钢带上形成保护膜,从而利于后续焊接,减少工作量和工作强度。
发明内容:
本发明所要解决的技术问题在于提供一种能有效除去钢带上附着的灰尘、油污和锈斑,并能在钢带上形成保护膜的螺旋焊管加工用钢带的预处理方法。
本发明所要解决的技术问题采用以下的技术方案来实现:
一种螺旋焊管加工用钢带的预处理方法,包括如下步骤:
(1)除尘与一次除油:配制清洗液,然后用70-80℃清洗液高压冲洗钢带,15min后停止冲洗,并沥干清洗液;
(2)一次水洗:将沥干清洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(3)二次除油:将钢带置于100-110℃下干燥3h,再于350-400℃下保温烘烤15min,并自然冷却至室温;
(4)酸洗:将浓硫酸加水配成质量浓度10%的酸洗液,并在70-80℃下对钢带进行酸洗处理,酸洗时间为15min,酸洗结束后沥干酸洗液;
(5)二次水洗:将沥干酸洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(6)中和:将氢氧化钠加水配成质量浓度2%的中和液,并在70-80℃下对钢带进行中和处理,中和时间为5min,中和结束后沥干中和液;
(7)三次水洗:将沥干中和液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(8)磷化:将磷酸锰加水配成质量浓度5%的磷化液,并在70-80℃下对钢带进行磷化处理,磷化时间为5min,磷化结束后沥干磷化液;
(9)烘干:将磷化后的钢带置于100-110℃下干燥5h,即完成螺旋焊管加工用钢带的预处理。
所述清洗液由如下重量份数的原料制成:活性白土15份、沸石粉10份、豆渣8份、羟乙基纤维素8份、蓖麻油6份、卡波树脂5份、聚氧化乙烯4份、茶籽粉3份、聚乙烯吡咯烷酮3份、蛋壳粉2份、炉甘石粉1份、水100份,其制备方法为:将豆渣、茶籽粉和蛋壳粉加入水中,浸泡30min后于微波频率2450MHz、功率700W下微波处理10min,再加入活性白土、沸石粉、卡波树脂和炉甘石粉,混合物送入球磨机中球磨,过170目筛,最后向滤液中加入羟乙基纤维素、蓖麻油、聚氧化乙烯和聚乙烯吡咯烷酮,充分混合形成均匀溶液。
该清洗液通过润湿、吸附和絮凝作用对附着在钢带上的灰尘和油污进行清理,且原料价廉易得,处理成本低。
本发明的有益效果是:本发明通过9个工序实现螺旋焊管加工用钢带的预处理,通过除尘和两次除油有效去除钢带上附着的灰尘和油污,并可缓解因仅通过高温烘烤除油存在的高能耗使用问题,再通过酸洗、中和和水洗除去钢带上附着的锈斑,最后通过磷化处理在钢带上形成保护膜,以利于螺旋焊管的加工,减少焊接后的工作量和工作强度。
具体实施方式:
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解,下面结合具体实施例,进一步阐述本发明。
(1)除尘与一次除油:配制清洗液,然后用70-80℃清洗液高压冲洗钢带,15min后停止冲洗,并沥干清洗液;
(2)一次水洗:将沥干清洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(3)二次除油:将钢带置于100-110℃下干燥3h,再于350-400℃下保温烘烤15min,并自然冷却至室温;
(4)酸洗:将浓硫酸加水配成质量浓度10%的酸洗液,并在70-80℃下对钢带进行酸洗处理,酸洗时间为15min,酸洗结束后沥干酸洗液;
(5)二次水洗:将沥干酸洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(6)中和:将氢氧化钠加水配成质量浓度2%的中和液,并在70-80℃下对钢带进行中和处理,中和时间为5min,中和结束后沥干中和液;
(7)三次水洗:将沥干中和液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(8)磷化:将磷酸锰加水配成质量浓度5%的磷化液,并在70-80℃下对钢带进行磷化处理,磷化时间为5min,磷化结束后沥干磷化液;
(9)烘干:将磷化后的钢带置于100-110℃下干燥5h,即完成螺旋焊管加工用钢带的预处理。
清洗液的制备:将8kg豆渣、3kg茶籽粉和2kg蛋壳粉加入100kg水中,浸泡30min后于微波频率2450MHz、功率700W下微波处理10min,再加入15kg活性白土、10kg沸石粉、5kg卡波树脂和1kg炉甘石粉,混合物送入球磨机中球磨,过170目筛,最后向滤液中加入8kg羟乙基纤维素、6kg蓖麻油、4kg聚氧化乙烯和3kg聚乙烯吡咯烷酮,充分混合形成均匀溶液。
以上显示和描述了本发明的基本原理和主要特征和本发明的优点。本行业的技术人员应该了解,本发明不受上述实施例的限制,上述实施例和说明书中描述的只是说明本发明的原理,在不脱离本发明精神和范围的前提下,本发明还会有各种变化和改进,这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。
Claims (2)
1.一种螺旋焊管加工用钢带的预处理方法,其特征在于,包括如下步骤:
(1)除尘与一次除油:配制清洗液,然后用70-80℃清洗液高压冲洗钢带,15min后停止冲洗,并沥干清洗液;
(2)一次水洗:将沥干清洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(3)二次除油:将钢带置于100-110℃下干燥3h,再于350-400℃下保温烘烤15min,并自然冷却至室温;
(4)酸洗:将浓硫酸加水配成质量浓度10%的酸洗液,并在70-80℃下对钢带进行酸洗处理,酸洗时间为15min,酸洗结束后沥干酸洗液;
(5)二次水洗:将沥干酸洗液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(6)中和:将氢氧化钠加水配成质量浓度2%的中和液,并在70-80℃下对钢带进行中和处理,中和时间为5min,中和结束后沥干中和液;
(7)三次水洗:将沥干中和液的钢带先用70-80℃清水高压冲洗5min,再用55-60℃清水高压冲洗5min、40-45℃清水高压冲洗5min,最后用20-25℃清水高压冲洗5min;
(8)磷化:将磷酸锰加水配成质量浓度5%的磷化液,并在70-80℃下对钢带进行磷化处理,磷化时间为5min,磷化结束后沥干磷化液;
(9)烘干:将磷化后的钢带置于100-110℃下干燥5h,即完成螺旋焊管加工用钢带的预处理。
2.根据权利要求1所述的螺旋焊管加工用钢带的预处理方法,其特征在于,所述清洗液由如下重量份数的原料制成:活性白土15份、沸石粉10份、豆渣8份、羟乙基纤维素8份、蓖麻油6份、卡波树脂5份、聚氧化乙烯4份、茶籽粉3份、聚乙烯吡咯烷酮3份、蛋壳粉2份、炉甘石粉1份、水100份,其制备方法为:将豆渣、茶籽粉和蛋壳粉加入水中,浸泡30min后于微波频率2450MHz、功率700W下微波处理10min,再加入活性白土、沸石粉、卡波树脂和炉甘石粉,混合物送入球磨机中球磨,过170目筛,最后向滤液中加入羟乙基纤维素、蓖麻油、聚氧化乙烯和聚乙烯吡咯烷酮,充分混合形成均匀溶液。
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106367767A (zh) * | 2016-11-17 | 2017-02-01 | 常州朗锐铸造有限公司 | 一种钢壳预处理系统及钢壳预处理方法 |
CN106811578A (zh) * | 2017-02-14 | 2017-06-09 | 江苏广通管业制造有限公司 | 一种在不锈钢表面形成抗碱层的方法 |
CN108118352A (zh) * | 2016-11-29 | 2018-06-05 | 沈阳黎明航空发动机(集团)有限责任公司 | 一种用于去除k424尾喷口零件表面顽固污染物的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1209245A1 (en) * | 2000-11-23 | 2002-05-29 | Galvapower Group N.V. | Flux and its use in hot dip galvanization process |
CN101671825A (zh) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | 一种钢塑复合管的预处理工艺 |
-
2016
- 2016-06-23 CN CN201610471952.0A patent/CN106119874A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1209245A1 (en) * | 2000-11-23 | 2002-05-29 | Galvapower Group N.V. | Flux and its use in hot dip galvanization process |
CN101671825A (zh) * | 2009-10-13 | 2010-03-17 | 广东联塑科技实业有限公司 | 一种钢塑复合管的预处理工艺 |
Non-Patent Citations (1)
Title |
---|
崔维汉等: "《中国防腐蚀工程师实用技术大全(第一册)》", 31 October 2001, 山西科学技术出版社 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106367767A (zh) * | 2016-11-17 | 2017-02-01 | 常州朗锐铸造有限公司 | 一种钢壳预处理系统及钢壳预处理方法 |
CN108118352A (zh) * | 2016-11-29 | 2018-06-05 | 沈阳黎明航空发动机(集团)有限责任公司 | 一种用于去除k424尾喷口零件表面顽固污染物的方法 |
CN106811578A (zh) * | 2017-02-14 | 2017-06-09 | 江苏广通管业制造有限公司 | 一种在不锈钢表面形成抗碱层的方法 |
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Application publication date: 20161116 |