CN114985189A - 糊轮制备方法 - Google Patents
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- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 238000009713 electroplating Methods 0.000 claims abstract description 38
- 238000007747 plating Methods 0.000 claims abstract description 23
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 16
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 11
- 239000011651 chromium Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 8
- 230000004913 activation Effects 0.000 claims abstract description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 229910052802 copper Inorganic materials 0.000 claims abstract description 6
- 239000010949 copper Substances 0.000 claims abstract description 6
- 238000005498 polishing Methods 0.000 claims abstract description 6
- 238000000227 grinding Methods 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000005406 washing Methods 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical group Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 244000025254 Cannabis sativa Species 0.000 claims description 3
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 claims description 3
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 claims description 3
- 235000009120 camo Nutrition 0.000 claims description 3
- 235000005607 chanvre indien Nutrition 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 239000011487 hemp Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 claims description 2
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- 230000009191 jumping Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 6
- 238000000576 coating method Methods 0.000 abstract description 6
- 239000003292 glue Substances 0.000 abstract description 4
- 238000010791 quenching Methods 0.000 abstract description 3
- 230000000171 quenching effect Effects 0.000 abstract description 3
- 238000004513 sizing Methods 0.000 abstract description 3
- 238000005496 tempering Methods 0.000 abstract description 3
- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 abstract description 2
- 239000002184 metal Substances 0.000 abstract description 2
- 239000012466 permeate Substances 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000008719 thickening Effects 0.000 description 2
- 239000010963 304 stainless steel Substances 0.000 description 1
- 208000034656 Contusions Diseases 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910000589 SAE 304 stainless steel Inorganic materials 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
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- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/10—Electroplating with more than one layer of the same or of different metals
- C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
-
- 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
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Materials Engineering (AREA)
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Abstract
本发明公开了一种糊轮制备方法,属于金属制备。包括以下步骤:选定材料作为辊轮后,热处理去内应力、热装轴头、高频热处理、活化、除油、除锈、抛光、镀前处理、电镀镍、电镀铜、磨砂、电镀三价铬、本发明通过本发明通过多次调质,高频处理解决了辊轮变型的问题;且多次电镀填补了电镀缝隙,使胶水不会渗透到糊轮表面(镀层的底部)造成鼓包、脱落、生锈、造成不能正常使用;防止变型导致的上胶不均匀。而且在电镀之间进行磨砂等步骤使得电镀缝隙得到填充,解决了电镀层缝隙的问题。本发明将辊轮热处理消应力后再次加热,利用热胀冷缩的原理将轴头固定在辊轮内;使得糊轮的两个主体部分紧密固定。
Description
技术领域
本发明属于金属制备领域,具体涉及一种糊轮制备方法。
背景技术
典型的糊轮结构如CN208993162U公开所示,包括辊轮和轴头两个主体部 分,以及其他的一些必要零件和连接件。目前在制备纸张用上胶的糊轮通常由以 下两种方法制备:
(1)采用无缝钢管45#圆钢作为原材料,经过焊接加工、粗车、研磨、加 厚电镀、最后精磨。此种方法的常见问题有电镀层存在微小的缝隙,在使用过程 中,胶水的酸碱从缝隙流入到电镀层(无缝管表面)造成腐蚀,会让电镀层鼓包, 脱落,轮面变型;导致使用寿命短、上胶。
(2)采用304不锈钢管和45#圆钢经过焊接加工、粗车、研磨,加厚电镀 制备而成。此种方法制备的糊轮在使用过程中,由于不锈钢材质比较软容易变型, 造成上胶不均匀,影响效果。
发明内容
本发明提供了一种糊轮制备方法,所制备的糊轮表面质地较硬不容易发生形 变,同时电镀层完整光滑,不会脱落。
为了实现上述目的,本发明采用以下技术方案:
(1)选定材料作为辊轮后,600-700℃热处理去内应力,自然冷却;
(2)辊轮加热至500-600℃,经过加热后,辊轮热涨体积增大后将轴头放入 辊轮内,形成一个整体;将轴头和辊轮焊接;
(3)将辊轮的轮面加热至780-820℃进行高频热处理,在加热过程中喷入适 量的水让表面变硬,直到表面硬度达到27-30°;
(4)粗车、研磨;
(5)安装导电阳极;
(6)工件放入活化池活化,时间≥10min;
(7)工件初次电镀镍厚度0.02mm,电镀1h后检查工件表面;
(8)第二次电镀铜厚度≥0.2mm,电镀时间8h;
(9)第三次镀硬铬厚度为≥0.08mm;
(10)对工件表面进行研磨;
(11)再次镀硬铬,此次电镀层厚度为≥0.12mm;
(12)最后精研磨,使得工件跳动公差≤0.004mm;
步骤(2)中,轴头直径比辊轮的管沿大0.2-0.3mm。
具体地,步骤(9)、步骤(11)中,电镀的速率为0.01mm/h。
具体地,步骤(3)中,高频热处理为加热的同时不断淋水。
具体地,所述辊轮的材料为无缝钢管45#圆钢。
具体地,所述轴头的材料为调质处理后的45#钢。
具体地,步骤(7)的电镀液为含镍电镀液;步骤(8)的电镀液为含铜电镀 液、步骤(9)、(11)中的电镀液为含三价铬电镀液。
具体地,在步骤(5)和步骤(6)之间,需要进行镀前处理;所述镀前处理 包括除油、除锈、抛光、洗涤。
具体地,所述除油的除油剂为天那水;所述除锈的除锈剂为盐酸;所述抛光 为利用千叶轮或/和麻轮对工件表面进行抛光;所述洗涤为利于不含磷洗衣粉对 工件进行洗涤。
在步骤(2)后,需要对工件进行粗车和动平衡;
在步骤(3)后,需要对工件进行半精车,留有余量给后续加工。然后进行 粗磨并检查工件表面是否有碰伤、裂纹。
在步骤(4)中,所述清洁为人工清洗工件油污,再放入超声波池进行深度 清洁。
本发明的优点在于:
本发明通过多次电镀填补了电镀缝隙,使胶水不会渗透到糊轮表面(镀层的 底部)造成鼓包、脱落、生锈、造成不能正常使用;同时镀层能增加表面的硬度, 防止变型导致的上胶不均匀。
而且在电镀之间进行磨砂等步骤使得电镀缝隙得到填充,解决了电镀层缝隙 的问题。
本发明将辊轮热处理消应力后再次加热,利用热胀冷缩的原理将轴头固定在 辊轮内;使得糊轮的两个主体部分紧密固定。
具体实施方式
为了更好地理解本发明,下面结合具体实施例对本发明作进一步的描述,其 中实施例中使用的术语是为了描述特定的具体实施方案,不构成对本发明保护范 围的限制。
一种糊轮制造工艺,包括以下步骤:
(1)选择45#无缝圆钢管作为辊轮的材料;选择调质处理后的45#钢作为轴 头材料。
(2)对其热处理,控制最高温度在650±50℃,;然后自然冷却;
(3)粗加工,然后辊轮加热至550±50℃,热装轴头;在同一温度情况下, 辊轮的管内孔直径比轴头外径小0.2-0.3mm;
(4)粗车、轴头和辊轮焊接成工件、动平衡;
(5)工件高频热处理,环形加温器把轮面加温到800±20℃,同时用环形喷 水系统对准加温好的轮面,让它快速降温,轮面变硬,成品硬度在27-30度;
(6)工件半精车留余量,粗磨,检查工件表面是否有碰伤、裂纹;
(7)安装导电阳极;
(8)人工清洗工件油污,再放入超声波池进行深度清洁;
(9)工件进活化池进行活化十分钟;活化后利用天那水除油,利用盐酸除 锈,利用千叶轮或/和麻轮对工件表面进行抛光;利于不含磷洗衣粉对工件进行 洗涤;洗涤后检查工件表面是否光滑、有无缺陷;
(10)工件用镍电镀液电镀至镍镀层厚度为0.02mm,提出来检查工件表面是 否光滑、有无缺陷,使用强光电筒检查;
(11)工件再次电镀,用铜电镀液进行电镀至镍镀层厚度0.08mm,电镀的速 率为0.01mm/h;
(12)用三价铬电镀液进行电镀至铬镀层厚度0.08mm,,电镀的速率为 0.01mm/h;
(13)半精磨后保证电镀表面光滑,电镀缝隙得到存放填充;
(14)用三价铬电镀液进行电镀至单铬镀层厚度0.12mm,,电镀的速率为 0.01mm/h;
(15)精磨至成品,保证跳动0.004mm以内。
成品的表面结构可见其表面布满大小均匀、差异度小的砂粒;砂粒硬度高, 不易变型;没有间隙;使得糊轮不会变型、上胶均匀。
上述详细说明是针对本发明其中之一可行实施例的具体说明,该实施例并非 用以限制本发明的专利范围,凡未脱离本发明所为的等效实施或变更,均应包含 于本发明技术方案的范围内。
Claims (8)
1.糊轮制备方法,其特征在于,包括以下步骤:
(1)选定材料作为辊轮后,600-700℃热处理去内应力,自然冷却;
(2)辊轮加热至500-600℃,经过加热后,辊轮热涨体积增大后将轴头放入辊轮内,形成一个整体;将轴头和辊轮焊接;
(3)将辊轮的轮面加热至780-820℃进行高频热处理,在加热过程中喷入适量的水让表面变硬,直到表面硬度达到27-30°;
(4)粗车、研磨;
(5)安装导电阳极;
(6)工件放入活化池活化,时间≥10min;
(7)工件初次电镀镍厚度0.02mm,电镀1h后检查工件表面;
(8)第二次电镀铜厚度≥0.2mm,电镀时间8h;
(9)第三次镀硬铬厚度为≥0.08mm;
(10)对工件表面进行研磨;
(11)再次镀硬铬,此次电镀层厚度为≥0.12mm;
(12)最后精研磨,使得工件跳动公差≤0.004mm;
步骤(2)中,轴头直径比辊轮的管沿大0.2-0.3mm。
2.根据权利要求1所述的糊轮制备方法,其特征在于,步骤(9)、步骤(11)中,电镀的速率为0.01mm/h。
3.根据权利要求1所述的糊轮制备方法,其特征在于,步骤(3)中,高频热处理为加热的同时不断淋水。
4.根据权利要求1所述的糊轮制备方法,其特征在于,所述辊轮的材料为无缝钢管45#圆钢。
5.根据权利要求1所述的糊轮制备方法,其特征在于,所述轴头的材料为调质处理后的45#钢。
6.根据权利要求1-5任一所述的糊轮制备方法,其特征在于,步骤(7)的电镀液为含镍电镀液;步骤(8)的电镀液为含铜电镀液、步骤(9)、(11)中的电镀液为含三价铬电镀液。
7.根据权利要求6所述的糊轮制备方法,其特征在于,在步骤(5)和步骤(6)之间,需要进行镀前处理;所述镀前处理包括除油、除锈、抛光、洗涤。
8.根据权利要求7所述的糊轮制备方法,其特征在于,所述除油的除油剂为天那水;所述除锈的除锈剂为盐酸;所述抛光为利用千叶轮或/和麻轮对工件表面进行抛光;所述洗涤为利于不含磷洗衣粉对工件进行洗涤。
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1338515A (en) * | 1970-04-20 | 1973-11-28 | Superior Plating Co | Chromium electro-plating of titanium |
CN107755985A (zh) * | 2017-11-17 | 2018-03-06 | 抚顺东旭精工制辊科技有限公司 | 一种无焊缝的全装配式辊子制造工艺 |
CN111688283A (zh) * | 2019-07-01 | 2020-09-22 | 抚顺东旭精工制辊科技有限公司 | 一种无焊缝的装配式辊子 |
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Patent Citations (3)
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---|---|---|---|---|
GB1338515A (en) * | 1970-04-20 | 1973-11-28 | Superior Plating Co | Chromium electro-plating of titanium |
CN107755985A (zh) * | 2017-11-17 | 2018-03-06 | 抚顺东旭精工制辊科技有限公司 | 一种无焊缝的全装配式辊子制造工艺 |
CN111688283A (zh) * | 2019-07-01 | 2020-09-22 | 抚顺东旭精工制辊科技有限公司 | 一种无焊缝的装配式辊子 |
Non-Patent Citations (2)
Title |
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任瑞宝: "电雕凹版的电镀工艺及制作", pages 37 - 41 * |
欧阳鑫 等: "电镀工工艺学", 31 October 1984, 1, pages: 117 - 118 * |
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