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分析鋁壓鑄模具損壞原因

2018-01-22 14:49:41
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MOJUSUNHUAIFENXI:

澳门老虎机ZAILVYAZHUSHENGCHANZHONG,MOJUSUNHUAI   CHANGJIANDEXINGSHISHILIEWEN、KAILIE。YINGLISHIDAOZHIMOJUSUNHUAIDEZHUYAOYUANYIN。RE、HUAXUE、JIXIE、CAOZUOCHONGJIDOUSHICHANSHENGYINGLIZHIYUAN,BAOKUOYOUJIXIEYINGLIHEREYINGLI,QIYINGLICHANSHENGYU:

◆ZAILVYAZHUSHENGCHANGUOCHENGZHONG

YI、MOWEN

MOJUZAISHENGCHANQIANYINGYUREDAO   DEWENDU,FOUZEDANGGAOWENJINSHUYECHONGXINGSHICHANSHENGJILENG,DAOZHIMOJUNEIWAICENGWENDUTIDUZENGDA,XINGCHENGREYINGLI,SHIMOJUBIAOMIANGUILIE,SHENZHIKAILIE。

ZAISHENGCHANGUOCHENGZHONG,MOWENBUDUANSHENGGAO,DANGMOWENGUORESHI,RONGYICHANSHENGZHANMO,YUNDONGBUJIANSHILINGERDAOZHIMOJUBIAOMIANSUNSHANG。

YINGSHEZHILENGQUEWENKONGXITONG,BAOCHIMOJUGONGZUOWENDUZAI   DEFANWEINEI。

ER、KAIMO

ZAICHOUXIN、KAIMODEGUOCHENGZHONG,DANGMOUXIEYUANJIANYOUXINGBIANSHI,YEHUICHANSHENGJIXIEYINGLI。

SAN、CHONGXING

JINSHUYEYIGAOYA、GAOSUCHONGXING,BIRANHUIDUIMOJUCHANSHENGJILIEDECHONGJIHECHONGSHUA,YINERCHANSHENGJIXIEYINGLIHEREYINGLI。ZAICHONGJIGUOCHENGZHONG,JINSHUYE、QITI、ZAZHIHUANHUIYUMOJUBIAOMIANCHANSHENGFUZADEHUAXUEZUOYONG,BINGJIASUFUSHIHELIEWENDECHANSHENG。DANGJINSHUYEGUOYOUQITISHI,HUIZAIXINGQIANGZHONGDIYAQUXIANPENGZHANG,DANGQITIYALISHENGGAOSHI,CHANSHENGNEIXIANGBAOPO,CHELACHUXINGQIANGBIAOMIANDEJINSHUZHIDIANERZAOCHENGSUNSHANG,JINGGUOQISHIERCHANSHENGLIEWEN。

SI、SHENGCHANGUOCHENG

在每一個鋁壓鑄件生產過程中,由于模具與金屬液之間的熱交換,使模具表面產生周期性溫度變化,引起周期性的熱膨脹和收縮,產生周期性熱應力。如澆注時模具表面因升溫受到壓應力,而開模頂出鑄件后,模具表面因降溫受到拉應力。當這種交變應力反復循環時,使模具內部積累的應力越來越大,當應力超過材料的疲勞   時,模具表面產生裂紋。

◆MOJUCHULIGUOCHENGZHONG

RECHULIBUDANG,HUIDAOZHIMOJUKAILIEERGUOZAOBAOFEI,TEBIESHIZHICAIYONGDIAOZHI,BUJINXINGCUIHUO,ZAIJINXINGBIAOMIANDANHUAGONGYI,ZAIYAZHUJIQIANMOCIHOUHUICHUXIANBIAOMIANGUILIEHEKAILIE。

澳门老虎机GANGCUIHUOSHICHANSHENGYINGLI,SHILENGQUEGUOCHENGZHONGDEREYINGLIYUXIANGBIANSHIDEZUZHIYINGLIDIEJIADEJIEGUO,CUIHUOYINGLISHIZAOCHENGBIANXING、KAILIEDEYUANYIN,GU   JINXINGHUIHUOLAIXIAOCHUYINGLI。

◆ZAIMOJUJIAGONGZHIZAOGUOCHENGZHONG

⒈ZAICHE、XIAN、BAODENGZHONGJIAGONGSHICHANSHENGDEQIEXUEYINGLI,ZHEZHONGYINGLIKETONGGUOZHONGJIANTUIHUOLAIXIAOCHU。

⒉MAOPIDUANZAOZHILIANGWENTI

YOUXIEMOJUZHISHENGCHANLEJIBAIJIANJIUCHUXIANLIEWEN,ERQIELIEWENFAZHANHENKUAI。YOUKENENGSHIDUANZAOSHIZHIBAOZHENGLEWAIXINGCHICUN,ERGANGCAIZHONGDESHUZHIZHUANGJINGTI、JIAZATANHUAWU、SUOKONG、QIPAODENGSHUSONGQUEXIANYANJIAGONGFANGFABEIYANSHENLACHANG,XINGCHENGLIUXIAN,ZHEZHONGLIUXIANDUIYIHOUCUIHUOBIANXING、KAILIE、SHIYONGGUOCHENGZHONGDECUILIE、SHIXIAOQINGXIANGYINGXIANGJIDA。

⒊CUIHUOGANGMOXUESHICHANSHENGMOXUEYINGLI,MOXUESHICHANSHENGMOCARE,CHANSHENGRUANHUACENG、TUOTANCENG,JIANGDILEREPILAOQIANGDU,RONGYIDAOZHIRELIE、ZAOQILIEWEN。DUIH13GANGZAIJINGMOHOU,KECAIQUJIAREZHI510-570℃,YIHOUDUMEI25mmBAOWENYIXIAOSHIJINXINGXIAOCHUYINGLITUIHUO。

澳门老虎机⒋DIANHUOHUAJIAGONGCHANSHENGYINGLI。MOJUBIAOMIANCHANSHENGYICENGFUJIDIANJIYUANSUHEDIANJIEZHIYUANSUDEBAILIANGCENG,YOUYINGYOUCUI,ZHEYICENGBENSHENHUIYOULIEWEN,YOUYINGLI。DIANHUOHUAJIAGONGSHIYINGCAIYONGGAODEPINLV,SHIBAILIANGCENGJIANDAO   XIAO,   JINXINGPAOGUANGFANGFAQUCHU,BINGJINXINGHUIHUOCHULI,HUIHUOZAISANJIHUIHUOWENDUJINXING。

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