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機ji械xie廠chang家jia在zai采cai購gou電dian機ji試shi驗yan平ping台tai聚ju焦jiao點dian都dou在zai尺chi寸cun和he精jing度du都dou十shi分fen的de關guan注zhu,威wei嶽yue廠chang家jia作zuo為wei實shi力li廠chang家jia認ren為wei出chu這zhe些xie還hai應ying該gai關guan注zhu電dian機ji試shi驗yan平ping台tai的de厚hou度du,厚hou度du影ying響xiang著zhe平ping台tai的de承cheng載zai能neng力li和he降jiang低di形xing變bian的de風feng險xian,接jie下xia來lai小xiao編bian就jiu帶dai大da家jia了le解jie平ping台tai的de厚hou度du。
dianjishiyanpingtaishejishiyingyouhelidebihou。huikouzhutiezaiguidingdezhuzaofangfaxia,youshiyidepingtaizhujianbihou。jinengbaozhengdianjishiyanpingtaidelixuexingneng,younengfangzhidianjishiyanpingtaidezhuzaowentichansheng。shengchandianjishiyanpingtaishi,pingtaibihouguobohuichuxiandianjishiyanpingtaijiaobuzuhelenggedengwenti。tongchangzaiyidingzhuzaotiaojianxia,meizhongzhuzaohejindoucunzaiyigenengchongmanzhuxingdexiaobihou,suchengweigaizhuzaohejindexiaobihou。shejipingtaishi,yingshidianjishiyanpingtaideshejibihoubuxiaoyuxiaobihou。
電dian機ji試shi驗yan平ping台tai壁bi厚hou的de增zeng加jia而er成cheng正zheng比bi例li增zeng加jia。同tong一yi電dian機ji試shi驗yan平ping台tai上shang,內nei壁bi厚hou度du應ying比bi外wai壁bi厚hou度du小xiao,肋lei的de厚hou度du應ying比bi連lian接jie壁bi小xiao,以yi便bian使shi各ge部bu分fen壁bi的de降jiang溫wen速su度du均jun勻yun。當dang電dian機ji試shi驗yan平ping台tai承cheng受shou載zai荷he較jiao大da,要yao求qiu具ju有you較jiao強qiang度du高gao和he剛gang度du時shi,可ke根gen據ju載zai荷he性xing質zhi和he大da小xiao,在zai薄bo弱ruo部bu位wei安an置zhi加jia強qiang肋lei板ban。以yi避bi免mian厚hou大da截jie麵mian。電dian機ji試shi驗yan平ping台tai的de壁bi厚hou應ying盡jin可ke能neng均jun勻yun,鑄zhu鐵tie工gong作zuo台tai各ge部bu分fen壁bi厚hou如ru果guo相xiang差cha太tai大da,則ze在zai厚hou壁bi處chu金jin屬shu積ji聚ju,凝ning固gu收shou縮suo時shi,易yi在zai熱re節jie處chu產chan生sheng縮suo孔kong與yu縮suo鬆song。
電機試驗平台的厚度要在20~50mm之間選擇。如果是特殊的特殊用途,如機械加工、磨削等領域,其厚度一般在80mm以上。當然,具體的厚度還要根據實際情況進行選擇。在國際上,有關電機試驗平台的厚度標準有一定的規範。德國台厚度為20~50mm,而美國則規定厚度範圍在1~5英寸之間,約為25~125mm。
一、電機試驗平台厚度選擇
1.根據使用場合進行選擇
在(zai)選(xuan)擇(ze)電(dian)機(ji)試(shi)驗(yan)平(ping)台(tai)厚(hou)度(du)時(shi),首(shou)先(xian)要(yao)根(gen)據(ju)使(shi)用(yong)場(chang)合(he)進(jin)行(xing)選(xuan)擇(ze)。不(bu)同(tong)的(de)加(jia)工(gong),需(xu)要(yao)不(bu)同(tong)的(de)電(dian)機(ji)試(shi)驗(yan)平(ping)台(tai)。一(yi)般(ban)來(lai)說(shuo),加(jia)工(gong)過(guo)程(cheng)對(dui)平(ping)台(tai)平(ping)整(zheng)度(du)的(de)要(yao)求(qiu)比(bi)對(dui)其(qi)厚(hou)度(du)更(geng)高(gao)。
2.根據負載承受能力進行選擇
其次,在考慮電機試驗平台厚度時,還要根據其負載承受能力進行選擇。長期承受重負載的平台需要更厚的電機試驗平台。
3.根據鑄造工藝進行選擇
電dian機ji試shi驗yan平ping台tai的de鑄zhu造zao工gong藝yi對dui其qi性xing能neng和he穩wen定ding性xing有you重zhong要yao影ying響xiang。在zai鑄zhu造zao時shi,電dian機ji試shi驗yan平ping台tai的de厚hou度du要yao進jin行xing充chong分fen考kao慮lv。厚hou度du過guo薄bo容rong易yi導dao致zhi平ping台tai變bian形xing,影ying響xiang其qi使shi用yong壽shou命ming。

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