CN103639652B - 耐高温紧固件的生产工艺 - Google Patents

耐高温紧固件的生产工艺 Download PDF

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CN103639652B
CN103639652B CN201310605072.4A CN201310605072A CN103639652B CN 103639652 B CN103639652 B CN 103639652B CN 201310605072 A CN201310605072 A CN 201310605072A CN 103639652 B CN103639652 B CN 103639652B
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CN103639652A (zh
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查希炜
查清源
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Changshu Foch Machinery Spare Parts Manufacturing Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P15/00Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C30/00Alloys containing less than 50% by weight of each constituent
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/002Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/02Ferrous alloys, e.g. steel alloys containing silicon
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/04Ferrous alloys, e.g. steel alloys containing manganese
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/06Ferrous alloys, e.g. steel alloys containing aluminium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/44Ferrous alloys, e.g. steel alloys containing chromium with nickel with molybdenum or tungsten
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/46Ferrous alloys, e.g. steel alloys containing chromium with nickel with vanadium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/50Ferrous alloys, e.g. steel alloys containing chromium with nickel with titanium or zirconium
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/54Ferrous alloys, e.g. steel alloys containing chromium with nickel with boron
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C38/00Ferrous alloys, e.g. steel alloys
    • C22C38/18Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
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Abstract

本发明公开了一种耐高温紧固件的生产工艺,包括如下步骤:1)选取合金材料;2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;3)将加工件材料加热保温,再用冷水迅速冷却至常温;4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;5)将成型件置于搓丝机中搓成所需规格的成型紧固件;6)将成型紧固件于500-510℃保温20-22小时,然后空冷至常温;7)将成型紧固件进行表面处理,得成品。本发明提供的耐高温紧固件的生产工艺,其制得的紧固件塑性好,强度高,抗氧化性强且耐磨性能好。

Description

耐高温紧固件的生产工艺
技术领域
本发明涉及耐高温紧固件的生产工艺。
背景技术
目前,紧固件抗氧化性差,稳定性差,塑性差,且强度不高,而且该耐高温紧固件的制作方法中,需经过多道加工,才能制成所需规格的紧固件,操作繁琐,加工不方便。
发明内容
本发明的目的在于提供一种耐高温紧固件的生产工艺,其制得的紧固件塑性好,强度高,抗氧化性强且耐磨性能好。
为实现上述目的,本发明的技术方案是设计一种耐高温紧固件的生产工艺,包括如下步骤:
1)选取合金材料,所述合金材料的组份和含量为:
钼0.2-0.5%,磷0.09-0.1%,钒1-1.5%,锰4-5%,钛0.05-0.08%,镍14-17%,硫0.4-0.5%,硅3-4%,铝1-2%,碳0.5-0.8%,硼0.05-0.07%,铬20-26%,其余为铁;
2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;
3)将加工件材料加热至700-710℃,保温时间5-6小时,再加热至1050-1060℃时,保温时间为2-3小时,再用冷水迅速冷却至常温;
4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;
5)将成型件置于搓丝机中搓成所需规格的成型紧固件;
6)将成型紧固件于500-510℃保温20-22小时,然后空冷至常温;
7)将成型紧固件进行表面处理,得成品。
本发明的优点和有益效果在于:提供一种耐高温紧固件的生产工艺,其制得的紧固件塑性好,强度高,抗氧化性强且耐磨性能好。
具体实施方式
下面结合实施例,对本发明的具体实施方式作进一步描述。以下实施例仅用于更加清楚地说明本发明的技术方案,而不能以此来限制本发明的保护范围。
本发明具体实施的技术方案是:
实施例1
一种耐高温紧固件的生产工艺,包括如下步骤:
1)选取合金材料,所述合金材料的组份和含量为:
钼0.2%,磷0.09%,钒1%,锰4%,钛0.05%,镍14%,硫0.4%,硅3%,铝1%,碳0.5%,硼0.05%,铬20%,其余为铁;
2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;
3)将加工件材料加热至700℃,保温时间5小时,再加热至1050℃时,保温时间为2小时,再用冷水迅速冷却至常温;
4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;
5)将成型件置于搓丝机中搓成所需规格的成型紧固件;
6)将成型紧固件于500℃保温20小时,然后空冷至常温;
7)将成型紧固件进行表面处理,得成品。
实施例2
一种耐高温紧固件的生产工艺,包括如下步骤:
1)选取合金材料,所述合金材料的组份和含量为:
钼0.5%,磷0.1%,钒1.5%,锰5%,钛0.08%,镍17%,硫0.5%,硅4%,铝2%,碳0.8%,硼0.07%,铬26%,其余为铁;
2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;
3)将加工件材料加热至710℃,保温时间6小时,再加热至1060℃时,保温时间为3小时,再用冷水迅速冷却至常温;
4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;
5)将成型件置于搓丝机中搓成所需规格的成型紧固件;
6)将成型紧固件于510℃保温22小时,然后空冷至常温;
7)将成型紧固件进行表面处理,得成品。
实施例3
一种耐高温紧固件的生产工艺,包括如下步骤:
1)选取合金材料,所述合金材料的组份和含量为:
钼0.25%,磷0.095%,钒1.3%,锰4.5%,钛0.06%,镍15%,硫0.45%,硅3.4%,铝1.2%,碳0.6%,硼0.06%,铬23%,其余为铁;
2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;
3)将加工件材料加热至705℃,保温时间5.5小时,再加热至1055℃时,保温时间为2.5小时,再用冷水迅速冷却至常温;
4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;
5)将成型件置于搓丝机中搓成所需规格的成型紧固件;
6)将成型紧固件于505℃保温21小时,然后空冷至常温;
7)将成型紧固件进行表面处理,得成品。
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.耐高温紧固件的生产工艺,其特征在于,包括如下步骤:
1)选取合金材料,所述合金材料的组份和含量为:
钼0.2-0.5%,磷0.09-0.1%,钒1-1.5%,锰4-5%,钛0.05-0.08%,镍14-17%,硫0.4-0.5%,硅3-4%,铝1-2%,碳0.5-0.8%,硼0.05-0.07%,铬20-26%,其余为铁;
2)将选好的合金材料置于常温下进行第一次冷拔,再进行第一次软化处理,再进行第二次冷拔,再进行第二次软化处理,再进行第三次冷拔,冷拔成所需规格的加工件材料;
3)将加工件材料加热至700-710℃,保温时间5-6小时,再加热至1050-1060℃时,保温时间为2-3小时,再用冷水迅速冷却至常温;
4)将加工件材料置于冷镦模具中,加入冷镦油,冷镦成所需规格的成型件;
5)将成型件置于搓丝机中搓成所需规格的成型紧固件;
6)将成型紧固件于500-510℃保温20-22小时,然后空冷至常温;
7)将成型紧固件进行表面处理,得成品。
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0119467A1 (fr) * 1983-02-22 1984-09-26 CERAVER Société anonyme dite: Procédé pour fixer un manchon métallique malléable sur un jonc en matériau composite et isolateur obtenu par la mise en oeuvre de ce procédé
CN102517491A (zh) * 2011-12-24 2012-06-27 徐州徐工液压件有限公司 一种起重机油缸缸筒及其加工工艺
CN103071742A (zh) * 2012-08-22 2013-05-01 昌利锻造有限公司 一种火车用定位钩的热锻加工方法
CN103173694A (zh) * 2011-12-22 2013-06-26 舟山市7412工厂 耐高温紧固件及其制作方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0119467A1 (fr) * 1983-02-22 1984-09-26 CERAVER Société anonyme dite: Procédé pour fixer un manchon métallique malléable sur un jonc en matériau composite et isolateur obtenu par la mise en oeuvre de ce procédé
CN103173694A (zh) * 2011-12-22 2013-06-26 舟山市7412工厂 耐高温紧固件及其制作方法
CN102517491A (zh) * 2011-12-24 2012-06-27 徐州徐工液压件有限公司 一种起重机油缸缸筒及其加工工艺
CN103071742A (zh) * 2012-08-22 2013-05-01 昌利锻造有限公司 一种火车用定位钩的热锻加工方法

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