CN104480257A - 一种耐磨件的表面处理方法 - Google Patents

一种耐磨件的表面处理方法 Download PDF

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Publication number
CN104480257A
CN104480257A CN201410835250.7A CN201410835250A CN104480257A CN 104480257 A CN104480257 A CN 104480257A CN 201410835250 A CN201410835250 A CN 201410835250A CN 104480257 A CN104480257 A CN 104480257A
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wear
resistant part
carrying
surface treatment
treatment method
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陈贝利
骆鹊桥
李永刚
葛海娟
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SUZHOU LUYUN ELECTROMECHANICAL EQUIPMENT Co Ltd
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SUZHOU LUYUN ELECTROMECHANICAL EQUIPMENT Co Ltd
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Priority to CN201410835250.7A priority Critical patent/CN104480257A/zh
Publication of CN104480257A publication Critical patent/CN104480257A/zh
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    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23FNON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
    • C23F17/00Multi-step processes for surface treatment of metallic material involving at least one process provided for in class C23 and at least one process covered by subclass C21D or C22F or class C25
    • CCHEMISTRY; METALLURGY
    • C21METALLURGY OF IRON
    • C21DMODIFYING 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
    • C21D1/00General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18Hardening; Quenching with or without subsequent tempering

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Electroplating Methods And Accessories (AREA)

Abstract

本发明公开了一种耐磨件的表面处理方法,包含以下步骤:(1)预先对耐磨件进行热处理;(2)热处理后的耐磨件经滚光后,经过50-60g/L的KOH与30-40g/L的CuCO3的混合水溶液碱洗去油;(3)活化处理;(4)将经过前处理的耐磨件浸入到镀液1-2h中,保持95-100℃的恒温;(5)随后将浸镀后的耐磨件放入惰性气体保护的电阻炉中,600-650℃晶化处理2-4h后即可获得25-30μm的耐磨层;本发明的耐磨件的表面处理方法具有简单、生产效率高、耐磨层结合力强、耐磨性能好、质量稳定性高,适用小件批量生产等特点。

Description

一种耐磨件的表面处理方法
技术领域
本发明涉及一种耐磨件的表面处理方法。
背景技术
现有的耐磨件通常采用低碳钢或低碳合金钢渗碳或碳氮共渗工艺来提高耐磨性;耐磨件表面的渗碳层或碳氮共渗层在一般工业条件下具有较高的耐磨性,满足一般工业应用领域的要求;然而,在特殊工况下,如腐蚀环境、高速运转下渗碳层或碳氮共渗层的耐磨性略显不足,过早失效;为此,我们研发了一种工艺简单的耐磨件的表面处理方法。
发明内容
针对上述存在的技术问题,本发明的目的是:提出了一种工艺简单的耐磨件的表面处理方法。
本发明的技术解决方案是这样实现的:一种耐磨件的表面处理方法,包含以下步骤:
(1)预先对耐磨件进行热处理:950-1000℃奥氏体25-40min化后油淬火,然后低温回火1-2h;
(2)热处理后的耐磨件经抛光处理后,再经过50-60g/L的KOH与30-40g/L的CuCO3的混合水溶液碱洗去油;
(3)活化处理:30-40g/L的强酸溶液1-5min;
(4)将经过前处理的耐磨件浸入到镀液1-2h中,保持95-100℃的恒温;
(5)随后将浸镀后的耐磨件放入惰性气体保护的电阻炉中,600-650℃晶化处理2-4h后即可获得25-30μm的耐磨层。
由于上述技术方案的运用,本发明与现有技术相比具有下列优点:
本发明的耐磨件的表面处理方法具有简单、生产效率高、耐磨层结合力强、耐磨性能好、质量稳定性高,适用小件批量生产等特点。
具体实施方式
实施例1
一种轴的表面处理方法,包含以下步骤:对轴预先热处理:950℃奥氏体25min化后油淬火,然后150℃低温回火2h;经过预先热处理的零件打磨光亮后进行前处理:再经过50g/L的KOH与30g/L的CuCO3的混合水溶液碱洗去油;然后在30g/L的H2SO4溶液3min钝化处理;将经过前处理的零件浸入到镀液2h中,保持95-100℃的恒温。随后将浸镀后的轴放入氩气保护的电阻炉中,600℃晶化处理2h后即可获得25-30μm的耐磨层。
实施例2
一种套筒的表面处理方法,包含以下步骤:对套筒预先热处理:1000℃奥氏体40min化后油淬火,然后180℃低温回火1h;经过预先热处理的零件打磨光亮后进行前处理:再经过60g/L的KOH与40g/L的CuCO3的混合水溶液碱洗去油;然后在40g/L的盐酸溶液5min钝化处理;将经过前处理的零件浸入到镀液2h中,保持95-100℃的恒温。随后将浸镀后的轴放入氩气保护的电阻炉中,650℃晶化处理3h后即可获得25-30μm的涂层。
由于上述技术方案的运用,本发明与现有技术相比具有下列优点:
本发明的耐磨件的表面处理方法具有简单、生产效率高、耐磨层结合力强、耐磨性能好、质量稳定性高,适用小件批量生产等特点。
上述实施例只为说明本发明的技术构思及特点,其目的在于让熟悉此项技术的人士能够了解本发明的内容并加以实施,并不能以此限制本发明的保护范围,凡根据本发明精神实质所作的等效变化或修饰,都应涵盖在本发明的保护范围内。

Claims (1)

1.一种耐磨件的表面处理方法,包含以下步骤:
(1)预先对耐磨件进行热处理:950-1000℃奥氏体25-40min化后油淬火,然后低温回火1-2h;
(2)热处理后的耐磨件经抛光处理后,再经过50-60g/L的KOH与30-40g/L的CuCO3的混合水溶液碱洗去油;
(3)活化处理:30-40g/L的强酸溶液1-5min;
(4)将经过前处理的耐磨件浸入到镀液1-2h中,保持95-100℃的恒温;
(5)随后将浸镀后的耐磨件放入惰性气体保护的电阻炉中,600-650℃晶化处理2-4h后即可获得25-30μm的耐磨层。
CN201410835250.7A 2014-12-30 2014-12-30 一种耐磨件的表面处理方法 Pending CN104480257A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115261565A (zh) * 2022-06-29 2022-11-01 河钢股份有限公司 一种适用于35MnB钢耐磨件的热处理方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6480474A (en) * 1987-09-21 1989-03-27 Mitsubishi Heavy Ind Ltd Production of corrosion resistant coating material for turbo molecular pump
CN102234804A (zh) * 2010-05-05 2011-11-09 肖云捷 耐磨配件的表面处理方法
CN103757643A (zh) * 2014-01-17 2014-04-30 苏州环球集团链传动有限公司 一种链条耐磨件的表面处理方法
CN103952711A (zh) * 2014-04-16 2014-07-30 苏州热工研究院有限公司 金属表面连续在线处理技术
CN104195573A (zh) * 2014-09-11 2014-12-10 东莞诚兴五金制品有限公司 一种模具的表面处理工艺

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6480474A (en) * 1987-09-21 1989-03-27 Mitsubishi Heavy Ind Ltd Production of corrosion resistant coating material for turbo molecular pump
CN102234804A (zh) * 2010-05-05 2011-11-09 肖云捷 耐磨配件的表面处理方法
CN103757643A (zh) * 2014-01-17 2014-04-30 苏州环球集团链传动有限公司 一种链条耐磨件的表面处理方法
CN103952711A (zh) * 2014-04-16 2014-07-30 苏州热工研究院有限公司 金属表面连续在线处理技术
CN104195573A (zh) * 2014-09-11 2014-12-10 东莞诚兴五金制品有限公司 一种模具的表面处理工艺

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115261565A (zh) * 2022-06-29 2022-11-01 河钢股份有限公司 一种适用于35MnB钢耐磨件的热处理方法
CN115261565B (zh) * 2022-06-29 2023-11-21 河钢股份有限公司 一种适用于35MnB钢耐磨件的热处理方法

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Application publication date: 20150401