CN108220534A - 支重轮轴中频感应加热淬火保护装置 - Google Patents

支重轮轴中频感应加热淬火保护装置 Download PDF

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Publication number
CN108220534A
CN108220534A CN201611149224.4A CN201611149224A CN108220534A CN 108220534 A CN108220534 A CN 108220534A CN 201611149224 A CN201611149224 A CN 201611149224A CN 108220534 A CN108220534 A CN 108220534A
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China
Prior art keywords
copper
induction hardening
wheel shaft
face
supporting wheel
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Pending
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CN201611149224.4A
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Inventor
孙立荣
王敬红
姜艳萍
于庆晶
王灿辉
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Tianjin Construction Machinery Factory
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Tianjin Construction Machinery Factory
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Priority to CN201611149224.4A priority Critical patent/CN108220534A/zh
Publication of CN108220534A publication Critical patent/CN108220534A/zh
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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
    • C21D1/06—Surface hardening
    • C21D1/09—Surface hardening by direct application of electrical or wave energy; by particle radiation
    • C21D1/10—Surface hardening by direct application of electrical or wave energy; by particle radiation by electric induction
    • 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
    • C21D1/62—Quenching devices
    • C21D1/667—Quenching devices for spray quenching
    • 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
    • C21D9/28—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for plain shafts
    • 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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  • 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)

Abstract

支重轮轴中频感应加热淬火保护装置，适用于工程机械支重轮轴的轴肩两侧端面中频感应加热淬火的保护。现有装置，感应加热淬火支重轮轴肩的一侧端面时，另一侧端面会由于热传递而退火。为解决上述问题，设计了一种支重轮轴中频感应加热淬火保护装置，其特征在于其由感应器有效圈、淬火冷却圈、保护水圈、绝缘垫圈、连接板、铜垫圈、铜螺杆和铜螺母组成，其中感应器有效圈与连接板焊接，保护水圈、铜螺杆焊接在淬火冷却圈上，感应器有效圈通过铜螺杆、绝缘垫圈和铜螺母与淬火冷却圈连接为一体。使用时感应器有效圈和冷却圈在感应加热轴肩一侧端面时，保护水圈的水喷在轴肩另一侧端面上，确保硬度不被降低。本装置结构简单，满足生产要求。

Description

支重轮轴中频感应加热淬火保护装置
技术领域
本发明专利适用于工程机械支重轮轴的轴肩两侧端面中频感应加热淬火时的硬度性能保护。
背景技术
目前工程机械的支重轮轴，其特点是轴肩两侧端面与轴面进行中频感应加热淬火时，由于轴肩比较薄，对支重轮轴的轴肩一侧端面与之相连的轴面进行中频感应加热淬火时，轴肩的另一侧端面会由于感应加热的热量传递导致其端面硬度明显降低，影响了零件质量。
发明内容
本发明专利的目的在于克服上述技术的不足，而提供的一种工程机械支重轮轴中频感应加热淬火保护装置，它可以有效地解决支重轮轴比较薄的轴肩一侧端面和相连的轴部进行中频感应加热淬火时，因热传递将导致轴肩的另一侧端面硬度降低的质量问题。
本发明专利为实现上述目的，采用以下技术方案：支重轮轴中频感应加热淬火保护装置，由感应器有效圈、淬火冷却圈、保护水圈、绝缘垫圈Ⅰ、连接板、绝缘垫圈Ⅱ、铜垫圈、铜螺杆和铜螺母组成。其特征是感应器有效圈与连接板焊接，保护水圈、铜螺杆焊接在淬火冷却圈上，绝缘垫圈Ⅰ、连接板、绝缘垫圈Ⅱ、铜垫圈通过铜螺杆用铜螺母锁紧。使用时先将支重轮轴中频感应加热淬火保护装置与机床上的淬火变压器连接，待感应加热淬火支重轮轴装卡在机床上，对轴肩一侧端面进行中频感应加热淬火时，保护水圈的水喷在轴肩另一侧端面上，确保了轴肩端面的表面硬度不被降低。
本发明专利的有益效果：此装置结构简单，能确保轴肩两侧端面的表面硬度不被降低，保证了零件质量。
附图说明
如图1所示本发明专利的结构示意图。
1.感应器有效圈；2.淬火冷却圈；3.保护水圈；4.绝缘垫圈Ⅰ；5.连接板；6.绝缘垫圈Ⅱ；7.铜垫圈；8.铜螺杆；9.铜螺母；10.待感应加热淬火支重轮轴。
具体实施方式
如图1所示:感应器有效圈与连接板焊接，保护水圈、铜螺杆焊接在淬火冷却圈上，绝缘垫圈Ⅰ、连接板、绝缘垫圈Ⅱ、铜垫圈通过铜螺杆用铜螺母锁紧。使用时先将支重轮轴中频感应加热淬火保护装置与机床上的淬火变压器连接，然后将待加热淬火支重轮轴装卡在机床上，实现支重轮轴中频感应加热淬火轴肩的一侧端面时，保护水圈的水喷在轴肩另一侧端面上，确保了轴肩端面的表面硬度不被降低，保证了零件质量。
以上所述，仅是本发明专利的较佳实施例而已，并非对本发明专利的结构作任何形式上的限制。凡是依据本发明专利的技术实质对以上实施例所作的任何简单修改、等同变化与修饰，均仍属于本发明专利的技术方案的范围内。

Claims (1)

1.一种工程机械支重轮轴中频感应加热淬火保护装置，其特征在于其由感应器有效圈、淬火冷却圈、保护水圈、绝缘垫圈、连接板、铜垫圈、铜螺杆和铜螺母组成，其中感应器有效圈与连接板焊接，保护水圈、铜螺杆焊接在淬火冷却圈上，感应器有效圈通过铜螺杆、绝缘垫圈和铜螺母与淬火冷却圈连接为一体。
CN201611149224.4A 2016-12-14 2016-12-14 支重轮轴中频感应加热淬火保护装置 Pending CN108220534A (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101509061A (zh) * 2009-03-27 2009-08-19 中国第一汽车集团公司 法兰-输出轴轴颈和端面同时感应淬火技术
CN202786355U (zh) * 2012-08-14 2013-03-13 广西玉柴机器股份有限公司 一种曲轴感应淬火用工装
CN206345883U (zh) * 2016-04-12 2017-07-21 天津建筑机械厂 支重轮轴中频感应加热淬火保护装置

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101509061A (zh) * 2009-03-27 2009-08-19 中国第一汽车集团公司 法兰-输出轴轴颈和端面同时感应淬火技术
CN202786355U (zh) * 2012-08-14 2013-03-13 广西玉柴机器股份有限公司 一种曲轴感应淬火用工装
CN206345883U (zh) * 2016-04-12 2017-07-21 天津建筑机械厂 支重轮轴中频感应加热淬火保护装置

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