CN117123453A - 一种冷轧钢高效除油防腐蚀工艺 - Google Patents
一种冷轧钢高效除油防腐蚀工艺 Download PDFInfo
- Publication number
- CN117123453A CN117123453A CN202310976990.1A CN202310976990A CN117123453A CN 117123453 A CN117123453 A CN 117123453A CN 202310976990 A CN202310976990 A CN 202310976990A CN 117123453 A CN117123453 A CN 117123453A
- Authority
- CN
- China
- Prior art keywords
- cold
- rolled steel
- steel
- corrosion
- coating
- 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.)
- Pending
Links
- 239000010960 cold rolled steel Substances 0.000 title claims abstract description 85
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000008569 process Effects 0.000 title claims abstract description 22
- 238000005536 corrosion prevention Methods 0.000 title claims description 6
- 239000011248 coating agent Substances 0.000 claims abstract description 30
- 238000000576 coating method Methods 0.000 claims abstract description 30
- 238000001035 drying Methods 0.000 claims abstract description 18
- 238000005507 spraying Methods 0.000 claims abstract description 17
- 238000005498 polishing Methods 0.000 claims abstract description 16
- 238000004506 ultrasonic cleaning Methods 0.000 claims abstract description 13
- 238000009713 electroplating Methods 0.000 claims abstract description 11
- 239000000428 dust Substances 0.000 claims abstract description 9
- 229910000611 Zinc aluminium Inorganic materials 0.000 claims abstract description 8
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 8
- HXFVOUUOTHJFPX-UHFFFAOYSA-N alumane;zinc Chemical compound [AlH3].[Zn] HXFVOUUOTHJFPX-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229920006334 epoxy coating Polymers 0.000 claims abstract description 8
- 238000009736 wetting Methods 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 50
- 239000010959 steel Substances 0.000 claims description 50
- 238000005406 washing Methods 0.000 claims description 17
- 238000004140 cleaning Methods 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 9
- 238000007664 blowing Methods 0.000 claims description 6
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims description 6
- 230000003749 cleanliness Effects 0.000 claims description 3
- 238000005238 degreasing Methods 0.000 claims description 3
- 238000005237 degreasing agent Methods 0.000 claims description 3
- 239000013527 degreasing agent Substances 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000000080 wetting agent Substances 0.000 claims description 3
- 238000007517 polishing process Methods 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000005260 corrosion Methods 0.000 abstract description 19
- 230000007797 corrosion Effects 0.000 abstract description 15
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005097 cold rolling Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D7/00—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials
- B05D7/14—Processes, other than flocking, specially adapted for applying liquids or other fluent materials to particular surfaces or for applying particular liquids or other fluent materials to metal, e.g. car bodies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
- B05D3/0466—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being a non-reacting gas
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/10—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by other chemical means
- B05D3/102—Pretreatment of metallic substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
- B05D3/12—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
本发明公开了一种冷轧钢高效除油防腐蚀工艺。有益效果在于:本发明一方面采用超声波清洗的方式来实现对冷轧钢表面油污以及灰尘的清理,有效提升了冷轧钢表面的除油效率和质量,同时在防腐喷涂前采用保护打磨以及润湿干燥的方式来实现对冷轧钢表面的充分处理,有效确保了电镀涂装后防腐涂料与冷轧钢的粘合强度,另一方面在喷涂后利用鳞片状锌铝合金环氧涂层的特性,使得喷涂后的冷轧钢具备电化学保护与物理屏蔽防护两种防护功能,即便在防腐涂层表面发生磨损的情况下仍旧使冷轧钢具有良好的防腐蚀性能,从而大大提升了冷轧钢的防腐加工质量。
Description
技术领域
本发明涉及到冷轧钢表面加工技术领域,尤其涉及一种冷轧钢高效除油防腐蚀工艺。
背景技术
冷轧钢就是经过冷轧生产的钢。冷轧是在室温条件下将钢板进一步轧薄至为目标厚度的钢板。和热轧钢板比较,冷轧钢板厚度更加精确,而且表面光滑、漂亮,同时还具有各种优越的机械性能,特别是加工性能方面。因为冷轧原卷比较脆硬,不太适合加工,所以通常情况下冷轧钢板要求经过退火、酸洗及表面平整之后才交给客户。冷轧最大厚度是0.1--8.0MM以下,如大部分工厂冷轧钢板厚度是4.5MM以下;最少厚度、宽度是根据各工厂的设备能力和市场需求而决定。其中在冷轧钢生产过程中表面会产生油污,为了确保冷轧钢最终的表面质量,需要在除油后对冷轧钢进行防腐加工。
目前在对冷轧钢进行除油时主要是通过浸泡擦拭的方式来实现对冷轧钢表面油污的去除,该种除油方式下虽然能够实现对冷轧钢表面油污的去除,但是该种除油方式下无法实现对冷轧钢表面顽固灰尘的清理,导致冷轧钢除油时的清理质量较差,且效率较为低下,同时在冷轧钢在防腐加工过程中容易因冷轧钢表面清理不彻底而导致冷轧钢在防腐喷涂后防腐涂料的粘合强度较差,此外目前的冷轧钢电镀喷涂时所采用的防腐涂层多主要是依靠涂层的单重阻隔作用来实现冷轧钢表面的防护,当涂层发生磨损时冷轧钢的防腐性能会急剧下降,从而大大降低了冷轧钢的防腐加工质量。
发明内容
本发明的目的就在于为了解决上述问题而提供一种冷轧钢高效除油防腐蚀工艺。
本发明通过以下技术方案来实现上述目的:
一种冷轧钢高效除油防腐蚀工艺,它包括以下步骤:
步骤1:钢材表面除油,将冷轧后的钢材浸入到含有脱脂剂的超声波清洗池中,采用超声波清洗的方式来实现冷轧钢表面灰尘以及油污的清理;
步骤2:钢材表面清洗干燥,采用喷淋冲洗的方式来将步骤1中清洗后钢材表面残留的污物冲洗掉,并在冲洗后采用吹风干燥的方式来实现钢材表面的干燥;
步骤3:钢材表面打磨,采用连续打磨的方式来将步骤3中干燥后钢材的表面进行打磨,以实现钢材表面氧化皮的去除;
步骤4:钢材表面润湿干燥,将打磨后钢材表面采用润湿剂进行润湿,并将润湿后的钢材表面进行干燥,以确保涂装前钢材表面的清洁度和完整性;
步骤5:钢材表面防锈涂装,采用电镀喷涂的方式向钢材表面喷涂一层鳞片状锌铝合金环氧涂层,并实现对钢材表面的完全包裹,待涂装后的鳞片状锌铝合金环氧涂层干燥后,便可完成对钢材表明的防锈处理。
进一步的,所述步骤1中采用超声波清洗,不仅可以有效节省人工手动清理的劳动强度,而且可以实现冷轧钢表面顽固灰尘的彻底清理,提升对冷轧钢表面的清洗质量。
进一步的,所述步骤2中在对冷轧钢表面进行冲洗干燥时,是采用双面冲洗以及双面吹风来实现对冷轧钢的处理的,这样处理可以实现对超声波清洗后钢材表面的清洗以及干燥,从而确保冷轧钢整个加工过程的高效进行。
进一步的,所述步骤3中在对冷轧钢表面进行打磨时应在一个密封空间内,且需要在打磨过程中在冷轧钢打磨面上通入保护气体,以防止冷轧钢在打磨后的二次氧化,以确保冷轧钢后续的电镀喷涂质量。
进一步的,所述步骤5中在对冷轧钢表面进行防锈涂装时应采用分层涂装方式来进行电镀喷涂,以提升对冷轧钢表面的处理质量,实验研究表明在一定厚度范围内随着涂层厚度的增加能够有效提升涂装后冷轧钢表面的防腐性能,但是随着涂层后的过多增加,涂层的防腐性能会变差。
本发明的有益效果在于:
本发明一方面采用超声波清洗的方式来实现对冷轧钢表面油污以及灰尘的清理,有效提升了冷轧钢表面的除油效率和质量,同时在防腐喷涂前采用保护打磨以及润湿干燥的方式来实现对冷轧钢表面的充分处理,有效确保了电镀涂装后防腐涂料与冷轧钢的粘合强度,另一方面在喷涂后利用鳞片状锌铝合金环氧涂层的特性,使得喷涂后的冷轧钢具备电化学保护与物理屏蔽防护两种防护功能,即便在防腐涂层表面发生磨损的情况下仍旧使冷轧钢具有良好的防腐蚀性能,从而大大提升了冷轧钢的防腐加工质量。
附图说明
图1为本发明所述的一种冷轧钢高效除油防腐蚀工艺的流程图。
具体实施方式
一种冷轧钢高效除油防腐蚀工艺,它包括以下步骤
步骤1:钢材表面除油,将冷轧后的钢材浸入到含有脱脂剂的超声波清洗池中,采用超声波清洗的方式来实现冷轧钢表面灰尘以及油污的清理;
步骤2:钢材表面清洗干燥,采用喷淋冲洗的方式来将步骤1中清洗后钢材表面残留的污物冲洗掉,并在冲洗后采用吹风干燥的方式来实现钢材表面的干燥;
步骤3:钢材表面打磨,采用连续打磨的方式来将步骤3中干燥后钢材的表面进行打磨,以实现钢材表面氧化皮的去除;
步骤4:钢材表面润湿干燥,将打磨后钢材表面采用润湿剂进行润湿,并将润湿后的钢材表面进行干燥,以确保涂装前钢材表面的清洁度和完整性;
步骤5:钢材表面防锈涂装,采用电镀喷涂的方式向钢材表面喷涂一层鳞片状锌铝合金环氧涂层,并实现对钢材表面的完全包裹,待涂装后的鳞片状锌铝合金环氧涂层干燥后,便可完成对钢材表明的防锈处理。
本实施例中,所述步骤1中采用超声波清洗,不仅可以有效节省人工手动清理的劳动强度,而且可以实现冷轧钢表面顽固灰尘的彻底清理,提升对冷轧钢表面的清洗质量。
本实施例中,所述步骤2中在对冷轧钢表面进行冲洗干燥时,是采用双面冲洗以及双面吹风来实现对冷轧钢的处理的,这样处理可以实现对超声波清洗后钢材表面的清洗以及干燥,从而确保冷轧钢整个加工过程的高效进行。
本实施例中,所述步骤3中在对冷轧钢表面进行打磨时应在一个密封空间内,且需要在打磨过程中在冷轧钢打磨面上通入保护气体,以防止冷轧钢在打磨后的二次氧化,以确保冷轧钢后续的电镀喷涂质量。
本实施例中,所述步骤5中在对冷轧钢表面进行防锈涂装时应采用分层涂装方式来进行电镀喷涂,以提升对冷轧钢表面的处理质量,实验研究表明在一定厚度范围内随着涂层厚度的增加能够有效提升涂装后冷轧钢表面的防腐性能,但是随着涂层后的过多增加,涂层的防腐性能会变差。
以上所述仅为本发明的较佳实施例而已,并不用以限制本发明,凡在本发明的精神和原则之内,所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。
Claims (5)
1.一种冷轧钢高效除油防腐蚀工艺,其特征在于:它包括以下步骤:
步骤1:钢材表面除油,将冷轧后的钢材浸入到含有脱脂剂的超声波清洗池中,采用超声波清洗的方式来实现冷轧钢表面灰尘以及油污的清理;
步骤2:钢材表面清洗干燥,采用喷淋冲洗的方式来将步骤1中清洗后钢材表面残留的污物冲洗掉,并在冲洗后采用吹风干燥的方式来实现钢材表面的干燥;
步骤3:钢材表面打磨,采用连续打磨的方式来将步骤3中干燥后钢材的表面进行打磨,以实现钢材表面氧化皮的去除;
步骤4:钢材表面润湿干燥,将打磨后钢材表面采用润湿剂进行润湿,并将润湿后的钢材表面进行干燥,以确保涂装前钢材表面的清洁度和完整性;
步骤5:钢材表面防锈涂装,采用电镀喷涂的方式向钢材表面喷涂一层鳞片状锌铝合金环氧涂层,并实现对钢材表面的完全包裹,待涂装后的鳞片状锌铝合金环氧涂层干燥后,便可完成对钢材表明的防锈处理。
2.根据权利要求1所述的一种冷轧钢高效除油防腐蚀工艺,其特征在于:所述步骤1中采用超声波清洗,不仅可以有效节省人工手动清理的劳动强度,而且可以实现冷轧钢表面顽固灰尘的彻底清理,提升对冷轧钢表面的清洗质量。
3.根据权利要求1所述的一种冷轧钢高效除油防腐蚀工艺,其特征在于:所述步骤2中在对冷轧钢表面进行冲洗干燥时,是采用双面冲洗以及双面吹风来实现对冷轧钢的处理的。
4.根据权利要求1所述的一种冷轧钢高效除油防腐蚀工艺,其特征在于:所述步骤3中在对冷轧钢表面进行打磨时应在一个密封空间内,且需要在打磨过程中在冷轧钢打磨面上通入保护气体,以防止冷轧钢在打磨后的二次氧化。
5.根据权利要求1所述的一种冷轧钢高效除油防腐蚀工艺,其特征在于:所述步骤5中在对冷轧钢表面进行防锈涂装时应采用分层涂装方式来进行电镀喷涂,以提升对冷轧钢表面的处理质量。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310976990.1A CN117123453A (zh) | 2023-08-03 | 2023-08-03 | 一种冷轧钢高效除油防腐蚀工艺 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202310976990.1A CN117123453A (zh) | 2023-08-03 | 2023-08-03 | 一种冷轧钢高效除油防腐蚀工艺 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN117123453A true CN117123453A (zh) | 2023-11-28 |
Family
ID=88857483
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202310976990.1A Pending CN117123453A (zh) | 2023-08-03 | 2023-08-03 | 一种冷轧钢高效除油防腐蚀工艺 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN117123453A (zh) |
-
2023
- 2023-08-03 CN CN202310976990.1A patent/CN117123453A/zh active Pending
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106498286B (zh) | 热镀锌钢卷的生产工艺 | |
AU628169B2 (en) | Electroplating of hot-galvanized steel sheet and continuous plating line therefor | |
JPH09508177A (ja) | 高度に反射性の表面を有するアルミニウム合金からスマットを除去する方法 | |
JP2013173976A (ja) | 冷延鋼板の製造方法およびその製造設備 | |
CN107937895A (zh) | 一种具有良好耐磨性能的不锈钢处理方法 | |
EP3330016B1 (en) | Method for producing hot-pressed member | |
KR101543913B1 (ko) | 표면외관이 우수한 합금도금강판의 제조장치 및 이를 이용한 제조방법 | |
CN117123453A (zh) | 一种冷轧钢高效除油防腐蚀工艺 | |
JP5896165B2 (ja) | 酸洗後の鋼板表面の黄変防止方法 | |
CN108505056A (zh) | 一种高耐腐蚀表面处理方法 | |
CN105965362A (zh) | 一种交换机柜除锈工艺 | |
CN115478237B (zh) | 一种热镀锌钢卷及其生产工艺 | |
CN103343346B (zh) | 一种提高铝或铝合金表面防腐性能的工艺 | |
CN115198260A (zh) | 一种提高钕铁硼磁体抗腐蚀能力的方法 | |
CN111482877A (zh) | 一种热轧钢材表面氧化铁皮的去除方法 | |
TWI730752B (zh) | 用於形成螺絲的鋼線的處理方法 | |
CN117779030B (zh) | 一种硅晶槽液及环保金属表面处理工艺 | |
CN209109859U (zh) | 硅钢表面清洁用刷辊及清洗装置 | |
JP5821874B2 (ja) | 高Si冷延鋼板の製造方法 | |
CN101575702A (zh) | 一种锡槽表面处理方法 | |
CN116904980A (zh) | 一种无缝不锈钢管的酸洗钝化处理工艺 | |
CN116479356A (zh) | 一种热镀锌工艺方法 | |
CN114318314A (zh) | 一种金属表面处理工艺 | |
CN115770796A (zh) | 一种绿色清洁表面处理钢板氧化铁皮的方法 | |
JPS6036473B2 (ja) | 鋼材の塗装前処理剤及び塗装前処理方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |