破(po)碎(sui)機主(zhu)(zhu)(zhu)軸有(you)限元分析(xi),將表中(zhong)(zhong)參(can)(can)數(shu)(shu)帶入(ru)式（5）中(zhong)(zhong),計算(suan)獲得主(zhu)(zhu)(zhu)軸的(de)(de)疲勞降(jiang)低系數(shu)(shu)為(wei)2.05,則(ze)主(zhu)(zhu)(zhu)軸的(de)(de)PSN 曲(qu)(qu)(qu) 170 線(xian)(xian)方程如(ru)下(xia)(xia)： N σ lg 5217 . 6 0784 . 21 lg ? = （6） 由曲(qu)(qu)(qu)線(xian)(xian)方程繪制疲勞曲(qu)(qu)(qu)線(xian)(xian)如(ru)下(xia)(xia) 圖6 修正后的(de)(de)主(zhu)(zhu)(zhu)軸PSN 曲(qu)(qu)(qu)線(xian)(xian) 175 Fig.6 The revised PSN curve of main axis 4 應用實例 在(zai)圓錐破(po)碎(sui)機所(suo)(suo)有(you)關鍵(jian)零(ling)件(jian)(jian)中(zhong)(zhong),選擇主(zhu)(zhu)(zhu)軸作(zuo)為(wei)分析(xi)對象,如(ru)下(xia)(xia)圖7 所(suo)(suo)示(shi)(shi),是主(zhu)(zhu)(zhu)軸的(de)(de)參(can)(can)數(shu)(shu)輸(shu)(shu)入(ru)主(zhu)(zhu)(zhu)界(jie)(jie)(jie)面（另外(wai)還有(you)載荷參(can)(can)數(shu)(shu)輸(shu)(shu)入(ru)界(jie)(jie)(jie)面文(wen)中(zhong)(zhong)不再列出(chu)）,在(zai)主(zhu)(zhu)(zhu)軸的(de)(de)參(can)(can)數(shu)(shu)化有(you)限元分析(xi)中(zhong)(zhong), 180 所(suo)(suo)有(you)控(kong)制參(can)(can)數(shu)(shu)均從界(jie)(jie)(jie)面輸(shu)(shu)入(ru)。 圖7 主(zhu)(zhu)(zhu)軸參(can)(can)數(shu)(shu)輸(shu)(shu)入(ru)界(jie)(jie)(jie)面 Fig.7 Parameter input interface of main axis 185 如(ru)圖7 所(suo)(suo)示(shi)(shi),主(zhu)(zhu)(zhu)軸的(de)(de)幾何(he)參(can)(can)數(shu)(shu)通過界(jie)(jie)(jie)面的(de)(de)零(ling)件(jian)(jian)幾何(he)參(can)(can)數(shu)(shu)屬(shu)性頁輸(shu)(shu)入(ru),在(zai)工(gong)作(zuo)過程中(zhong)(zhong)主(zhu)(zhu)(zhu)軸下(xia)(xia)端錐面固(gu)定(ding)在(zai)機架(jia)(jia)的(de)(de)軸孔(kong)當中(zhong)(zhong),由于(yu)機架(jia)(jia)的(de)(de)剛性較

破碎機主(zhu)軸有限(xian)元分析,This paper studies PYB1750 large spring taper crusher,in which a three dimensional finite element of the spindle,one of the main accessories,is established with the software Pro/ENGINEER,and both static and modal analysis are made with ANSYS.The analysis of static force displays the stress and displacement distribution,directly showing its displacement field and stress field,and analyzing its stre

破碎(sui)(sui)(sui)機(ji)主(zhu)(zhu)軸有限元分(fen)(fen)析,【摘要(yao)】：以國產(chan)(chan)PYB1750大(da)型(xing)彈簧(huang)圓(yuan)(yuan)錐(zhui)(zhui)破碎(sui)(sui)(sui)機(ji)為(wei)研究對象(xiang),利用Pro/ENGINEER軟(ruan)件對其主(zhu)(zhu)要(yao)部件主(zhu)(zhu)軸建立了(le)有限元模(mo)型(xing),并用ANSYS軟(ruan)件進(jin)行(xing)(xing)靜(jing)力(li)分(fen)(fen)析和模(mo)態(tai)(tai)分(fen)(fen)析。靜(jing)力(li)分(fen)(fen)析主(zhu)(zhu)要(yao)進(jin)行(xing)(xing)位(wei)(wei)移(yi)、應(ying)(ying)力(li)和變形分(fen)(fen)析,輸出了(le)位(wei)(wei)移(yi)云圖、應(ying)(ying)力(li)云圖和變形圖,直觀展示主(zhu)(zhu)軸的(de)(de)(de)位(wei)(wei)移(yi)場和應(ying)(ying)力(li)場,校核主(zhu)(zhu)軸的(de)(de)(de)強度和剛度模(mo)態(tai)(tai)分(fen)(fen)析主(zhu)(zhu)要(yao)輸出振型(xing)圖,獲得(de)了(le)模(mo)態(tai)(tai)參數,分(fen)(fen)析了(le)在各薄弱環節尺寸(cun)變化及(ji)對其動(dong)態(tai)(tai)性(xing)能的(de)(de)(de)影(ying)響(xiang),以期改(gai)善結(jie)構(gou)的(de)(de)(de)動(dong)態(tai)(tai)性(xing)能,為(wei)大(da)型(xing)彈簧(huang)圓(yuan)(yuan)錐(zhui)(zhui)破碎(sui)(sui)(sui)機(ji)的(de)(de)(de)結(jie)構(gou)設(she)計(ji)提(ti)供了(le)依據。 【作(zuo)者單位(wei)(wei)】： 【關鍵(jian)詞】： 【分(fen)(fen)類號】：TD451【正文快照】： 0引言破碎(sui)(sui)(sui)機(ji)廣泛應(ying)(ying)用于金屬和非金屬加工(gong)等行(xing)(xing)業,承(cheng)擔對脆性(xing)散體物料的(de)(de)(de)中細碎(sui)(sui)(sui)工(gong)作(zuo)。隨著當代經濟的(de)(de)(de)迅速發展以及(ji)能源(yuan)的(de)(de)(de)日益緊缺(que),對圓(yuan)(yuan)錐(zhui)(zhui)破碎(sui)(sui)(sui)機(ji)提(ti)出了(le)優質、高(gao)產(chan)(chan)、低成本(ben)、低消(xiao)耗的(de)(de)(de)更高(gao)要(yao)求,大(da)型(xing)圓(yuan)(yuan)錐(zhui)(zhui)破碎(sui)(sui)(sui)機(ji)的(de)(de)(de)大(da)量生產(chan)(chan)和應(ying)(ying)用迫在眉睫。本(ben)文以國產(chan)(chan)PYB 1750圓(yuan)(yuan)錐(zhui)(zhui)破碎(sui)(sui)(sui)機(ji)主(zhu)(zhu)軸為(wei)研究對象(xiang)