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电磁加热器刀具热处理硬度的检测

作者: admin 时间:2019-12-28 来源:[db:来源]
摘要:电磁加热器刀具热处理硬度的检测 电磁加热器 表面热处理分为两大类,一类是表面淬火回火热处理,另一类是化学热处理,其硬度检验方法如下: 1、表面淬火回火热处理 表面淬火,回...

电磁加热器刀具热处理硬度的检测

DIANCIJIAREQI BIAOMIANRECHULIFENWEILIANGDALEI,YILEISHIBIAOMIANCUIHUOHUIHUORECHULI,LINGYILEISHIHUAXUERECHULI,QIYINGDUJIANYANFANGFARUXIA:

1、BIAOMIANCUIHUOHUIHUORECHULI

BIAOMIANCUIHUO,HUIHUORECHULITONGCHANGYONGGANYINGJIAREHUOHUOYANJIAREDEFANGSHIJINXING。ZHUYAOJISHUCANSHUSHIBIAOMIANYINGDU、JUBUYINGDUHEYOUXIAOYINGHUACENGSHENDU。YINGDUJIANCEKECAIYONGWEISHIYINGDUJI,YEKECAIYONGLUOSHIHUOBIAOMIANLUOSHIYINGDUJI。SHIYANLI(BIAOCHI)DEXUANZEYUYOUXIAOYINGHUACENGSHENDUHEGONGJIANBIAOMIANYINGDUYOUGUAN。ZHEILISHEJIDAOSANZHONGYINGDUJI。

WEISHIYINGDUJISHICESHIRECHULIGONGJIANBIAOMIANYINGDUDEZHONGYAOSHOUDUAN,TAKEXUANYONG0.5~100KGDESHIYANLI,CESHIBOZHI0.05MMHOUDEBIAOMIANYINGHUACENG,TADEJINGDUSHIZUIGAODE,KEFENBIANCHURECHULIGONGJIANBIAOMIANYINGDUDEWEIXIAOCHABIE。LINGWAI,YOUXIAOYINGHUACENGSHENDUYEYAOYOUWEISHIYINGDUJILAIJIANCE,SUOYI,DUIYUJINXINGBIAOMIANRECHULIJIAGONGHUODALIANGSHIYONGBIAOMIANRECHULIGONGJIANDEDANWEI,PEIBEIYITAIWEISHIYINGDUJISHIYOUBIYAODE。

BIAOMIANLUOSHIYINGDUJIYESHISHIFENSHIYUCESHIBIAOMIANCUIHUOGONGJIANYINGDUDE,BIAOMIANLUOSHIYINGDUJIYOUSANZHONGBIAOCHIKEYIXUANZE。KEYICESHIYOUXIAOYINGHUASHENDUCHAOGUO0.1MMDEGEZHONGBIAOMIANYINGHUAGONGJIAN。JINGUANBIAOMIANLUOSHIYINGDUJIDEJINGDUMEIYOUWEISHIYINGDUJIGAO,DANSHIZUOWEIRECHULIGONGCHANGZHILIANGGUANLIHEHEGEJIANCHADEJIANCESHOUDUAN,YIJINGNENGGOUMANZUYAOQIU。KUANGQIETAHAIJUYOUCAOZUOJIANDAN、SHIYONGFANGBIAN、JIAGEJIAODI,CELIANGXUNSU、KEZHIJIEDUQUYINGDUZHIDENGTEDIAN,LIYONGBIAOMIANLUOSHIYINGDUJIKEDUICHENGPIDEBIAOMIANRECHULIGONGJIANJINXINGKUAISUWUSUNDEZHUJIANJIANCE。ZHEIYIDIANDUIYUJINSHUJIAGONGHEJIXIEZHIZAOGONGCHANGJUYOUZHONGYAOYIYI。

DANGBIAOMIANRECHULIYINGHUACENGJIAOHOUSHI,YEKECAIYONGLUOSHIYINGDUJI。DANGRECHULIYINGHUACENGHOUDUZAI0.4~0.8MMSHI,KECAIYONGHRABIAOCHI,DANGYINGHUACENGHOUDUCHAOGUO0.8MMSHI,KECAIYONGHRCBIAOCHI。

WEISHI、LUOSHIHEBIAOMIANLUOSHISANZHONGYINGDUZHIKEYIFANGBIANDIJINXINGXIANGHUHUANSUAN,ZHUANHUANCHENGBIAOZHUN、TUZHIHUOYONGHUXUYAODEYINGDUZHI。XIANGYINGDEHUANSUANBIAOZAIGUOJIBIAOZHUNISO、MEIGUOBIAOZHUNASTMHEZHONGGUOBIAOZHUNGB/TZHONGDOUYIJICHU。ZAISHENYANGTIANXINGWANGZHANDEJISHUZILIAOLANMUZHONGZHEISANZHONGHUANSUANBIAODOUKEYIZHAODAO。

2、HUAXUERECHULI

化学热处理是使工件表面渗入一种或几种化学元素的原子,从而改大功率电磁加热器变工件表面的化学成分、组织和性能。经淬火和低温回火后,工件表面具有高的硬度、耐磨性和接触疲劳强度,而工件的芯部又具有高的强韧性。 化学热处理工件的主要技术参数是硬化层深度和表面硬度。硬化层深度还是要用维氏硬度计来检测。检测从工件表面到硬度降到50HRC那一点的距离。这就是有效硬化深度。

HUAXUERECHULIGONGJIANDEBIAOMIANYINGDUJIANCEYUBIAOMIANCUIHUORECHULIGONGJIANDEYINGDUJIANCEXIANGJIN,DOUKEYIYONGWEISHIYINGDUJI、BIAOMIANLUOSHIYINGDUJIHUOLUOSHIYINGDUJILAIJIANCE,ZHISHISHENDANHOUDEHOUDUJIAOBO,YIBANBUDAYU0.7MM,ZHEISHIJIUBUNENGZAICAIYONGLUOSHIYINGDUJILE。

3、JUBURECHULI

LINGJIANRUGUOJUBUYINGDUYAOQIUJIAOGAO,KEYONGGANYINGJIAREDENGFANGSHIJINXINGJUBUCUIHUORECHULI,ZHEIYANGDELINGJIANTONGCHANGYAOZAITUZHISHANGBIAOCHUJUBUCUIHUORECHULIDEWEIZHIHEJUBUYINGDUZHI。LINGJIANDEYINGDUJIANCEYAOZAIZHIDINGQUYUNEIJINXING。YINGDUJIANCEYIQIKECAIYONGLUOSHIYINGDUJI,CESHIHRCYINGDUZHI,RURECHULIYINGHUACENGJIAOQIAN,KECAIYONGBIAOMIANLUOSHIYINGDUJI,CESHIHRNYINGDUZHI。


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