CN107779562A - 一种模仁热处理工艺 - Google Patents

一种模仁热处理工艺 Download PDF

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Publication number
CN107779562A
CN107779562A CN201610721267.9A CN201610721267A CN107779562A CN 107779562 A CN107779562 A CN 107779562A CN 201610721267 A CN201610721267 A CN 201610721267A CN 107779562 A CN107779562 A CN 107779562A
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hours
die
treatment
heat
heating processing
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鲁军
鲁一军
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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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/18—Hardening; Quenching with or without subsequent tempering
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/26—Methods of annealing
    • 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
    • C21D9/0068—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for particular articles not mentioned below

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Heat Treatment Of Articles (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

本发明提供一种模仁热处理工艺，包括以下步骤：a、制备热处理的模仁,模仁留有余量便于热处理后进一度加工；b、退火处理，退火温度为400℃‑650℃，保持1‑2小时；c、淬火处理，淬火温度为860℃‑980℃，保持2‑4小时，选用油冷却3‑4分钟；d、回火处理，低温回火温度为150℃‑250℃，持续5小时‑6小时；e、时效处理，加热至100℃‑150℃持续10‑15小时。f、风冷，将时效处理后的模仁冷却至室温。本发明提供模仁热处理工艺，回火后进行时效处理能够有效地去除残留的应力，增加了强度与硬度。

Description

一种模仁热处理工艺
技术领域
本发明涉及一种热处理工艺，特别涉及一种模仁热处理工艺。
背景技术
热处理是指材料在固态下，通过加热、保温和冷却的手段，以获得预期组织和性能的一种金属热加工工艺。现阶段的模仁需要经过热处理提高其硬度与各项的性能，现有技术中的模仁热处理不能够完全去除内应力。
发明内容
【1】要解决的技术问题
本发明要解决的技术问题是提供一种能够完全去除残留应力的模仁热处理工艺。
【2】解决问题的技术方案
一种模仁热处理工艺，其特征在于，包括以下步骤：
a、制备热处理的模仁,模仁留有余量便于热处理后进一度加工；
b、退火处理，退火温度为400℃-650℃，保持1-2小时；
c、淬火处理，淬火温度为860℃-980℃，保持2-4小时，选用油冷却3-4分钟；
d、回火处理，低温回火温度为150℃-250℃，持续5小时-6小时；
e、时效处理，加热至100℃-150℃持续10-15小时。
f、风冷，将时效处理后的模仁冷却至室温。
【3】有益效果
本发明提供模仁热处理工艺，回火后进行时效处理能够有效地去除残留的应力，增加了强度与硬度。
具体实施方式
下面详细介绍本发明实施例。
一种模仁热处理工艺，其特征在于，包括以下步骤：
a、制备热处理的模仁,模仁留有余量便于热处理后进一度加工；
b、退火处理，退火温度为400℃-650℃，保持1-2小时；
c、淬火处理，淬火温度为860℃-980℃，保持2-4小时，选用油冷却3-4分钟；
d、回火处理，低温回火温度为150℃-250℃，持续5小时-6小时；
e、时效处理，加热至100℃-150℃持续10-15小时。
f、风冷，将时效处理后的模仁冷却至室温。
本发明提供模仁热处理工艺，回火后进行时效处理能够有效地去除残留的应力，增加了强度与硬度。
以上所述仅是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明技术原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也应视为本发明的保护范围。

Claims (1)

1.一种模仁热处理工艺，其特征在于，包括以下步骤：
a、制备热处理的模仁,模仁留有余量便于热处理后进一度加工；
b、退火处理，退火温度为400℃-650℃，保持1-2小时；
c、淬火处理，淬火温度为860℃-980℃，保持2-4小时，选用油冷却3-4分钟；
d、回火处理，低温回火温度为150℃-250℃，持续5小时-6小时；
e、时效处理，加热至100℃-150℃持续10-15小时。
f、风冷，将时效处理后的模仁冷却至室温。
CN201610721267.9A 2016-08-24 2016-08-24 一种模仁热处理工艺 Pending CN107779562A (zh)

Priority Applications (1)

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CN201610721267.9A CN107779562A (zh) 2016-08-24 2016-08-24 一种模仁热处理工艺

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CN201610721267.9A CN107779562A (zh) 2016-08-24 2016-08-24 一种模仁热处理工艺

Publications (1)

Publication Number Publication Date
CN107779562A true CN107779562A (zh) 2018-03-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11322300B2 (en) * 2016-10-27 2022-05-03 Amosense Co., Ltd Method for manufacturing a core for a current transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11322300B2 (en) * 2016-10-27 2022-05-03 Amosense Co., Ltd Method for manufacturing a core for a current transformer

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Application publication date: 20180309