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YOUXIANG:609708814@qq.com

DIZHI:SHENZHENSHILONGHUAQUXUEGANGBEILUQINGHUDONGLIYUANA6DONGERLOUAQU

伺服电机选型方法简述,附选型计算公式案例


  GUANYUSIFUDIANJIDEXUANXINGSHIJIXIESHEJIDEZHONGYAOHUANJIE,RUGUOXUANDEXINGHAOHESHIJIYAOQIUXIANGCHAJIAODA,BIRANHUIDAILAIDADEMAFANHEBUBIYAODEJINGJISUNSHI,DIANJIXUANXINGYEYOUXIANGYINGDEGUILVHEGONGSHIKEXUNDE。ZUICHANGJIANDEJIXIECHUANDONGJIEGOUYOUTONGBUDAI,CHILUNCHITIAO,SIGANDENG。XUYAOJISUANDECANSHUYOUDIANJIZHUANSU,DIANJILIJU,ZHUANDONGGUANLIANG。

同步带传动  :
同步带传动

DIANJIEDINGZHUANSUN=(v/2πr)*i

QIDONGSHUNJIANXUYAODELALIF=(M+m1-m2)a+δ(M+m1-m2)g(SHUIPING)

F=(M+m1-m2)a+δ(M+m1-m2)g+(M+m1-  m2)g(CHUIZHI)

 TNIUJU=F*R

 TDIANJI=TNIUJU/JIXIEJIANSUBIn

 DIANJIGONGLV=N*TDIANJI/10

QIDONGGUANLIANGJ=1/2mR2 

 DIANJIGUANLIANGJDIANJI=J/JIANSUBIDEPINGFANGn2/GUANLIANGBIi

JUGELIZI:

垂直的同步带拉升物体。
垂直的同步带拉升物体

A:TONGBUDAILUNZHIJINGD=100mm、TISHENGJIZAIHUOTAIZONGZHONGM=30kg、HUOWUZONGZHONGm1=10kg,PEIZHONGm2=25kg,TISHENGGUNDONGMOCAXISHUQUδ=0.03、JIASUDUa=2m/S2、TISHENGSUDUv=3m/s。JIANSUJIJIANSUBIi=5。

(1)DIANJIEDINGZHUANSU:

n=(v/2πr)*i

   =3/(2*3.14*0.05)*5*60=2866r/min

(2)QIDONGSHUNJIANXUYAODELALI:

F=(M+m1-m2)a+δ(M+m1-m2)g+(M+m1-m2)g=(30+10-25)*2+0.03(30+10-25)*10+(30+10-25)*10=184.5N

TNIUJU=F*R=184.5*0.05=9.225Nm

ZHESUANDIANJIXUYAONIUJU

T1=9.225Nm/5=1.85Nm

ZHESUANDIANJIGONGLV

P1=2866*1.85/10=0.5KW

(3)QIDONGGUANLIANG

J=1/2mR2

  =0.5*(10+30+25)*0.0025=0.08125kgm2

ZHESUANDIANJIXUYAOGUANLIANG

J1=0.08125/25=0.00325kgm2

GENJUJINGYANZHIQUGUANLIANGBI=10,ZESHIJIJDIAN=J1/10=0.000325kgm2

JINGJISUAN:DIANJIZHISHAOMANZUYIXIATIAOJIAN

XIAMIANKANXIA1.2QIANWA3000RPM,4NIUMIDEDIANJIDEGUANLIANGSHI2.98*10-4 kgm2

SUOYIKEYIXUANZE80ST-M04030DEDIANJI。

CHILUNCHITIAOCHUANDONG

     YINWEICHILUNCHITIAOCHUANDIDONGLIDA、XIAOCHILUNCHUANDONGDETEDIAN,CHILUNCHUANDONGYONGLAICHUANDIRENYILIANGZHOUJIANDEYUNDONGHEDONGLI,QIYUANZHOUSUDUKEDADAO300m/s,CHUANDIGONGLVKEDA105KW,CHILUNZHIJINGKECONGBUDAO1mm.,SHOUMINGZHANG,GONGZUOPINGWEN,KEKAOXINGGAO,NENGBAOZHENGHENGDINGDECHUANDONGBI,NENGCHUANDIRENYIJIAJIAOLIANGZHOUJIANDEYUNDONG。BUGUANSHIZHICHITIAOHAISHIJINGDUHEXIAOLVGENGGAODEXIECHITIAODOUZAIGONGYEJIXIESHEBEIZHONGGUANGFANDEYINGYONG。

GUANYUCHITIAOCHILUNHUANSUANGONGSHI:

 

DIANJIZHUANSUN(rpm),ZHIXIANSUDUV(mm/s)  JIXIEJIANSUBIi

N=V*60/1000*S

DIANJILIJUJISUAN:

FUZAIZHONGLIANGM(kg),SUDUV(mm/s),JIASUSHIJIANT(S),MOCAXISHUδ,CHILUNBANJINGR

JIASUDUa=v/t(m/s2)

CHIPAIQIEXIANGLIF1=Mgδ+Ma

CHILUNLIJUF2=F1*R/1000

DIANJILIJUFDIANJI=F2/i

FUZAIGUANLIANGJISUAN

 

w-GONGJIANJIGONGZUOTAIZHONGLIANG(kgf)

R-CHILUNFENDUYUANBANJING(cm);

ZHESUANDAOZHEIBIANDIANJIZHEIBIANDEGUANLIANGJDIANJI=J/i2=WR2/gi2

 

JUGEJIANDANDEELIZI;

FUZAIZHONG400KG,SUDUYAOQIU500mm/S,JIASUDU2m/s2CHITIAO3M,CHILUN25,CHILUNWAIJING85,MOCAXISHU0.15,XUANXINGJIANSUJIHESIFUDIANJIDEXINGHAO。

XIANKANSUDU:

S=CHISHU*MOSHU*3.14/0.9424763

  =25*3*3.14/0.9424763=250mm

CHILUNSUDUN1 =V*60/1000*S=500*60/1000*S

                     =500mm*60s/1000*0.250m=120rpm

DIANJIXUYAOZHUANSUWEIN=N1*i

CHIPAIQIEXIANGLI

F1=Mgδ+Ma=400*10*0.15+400*2=1400

CHILUNLIJU

F2=F1*R/1000=1400n*47mm/1000=66nm

FDIANJI=F2/i

GUANLIANG:

JDIANJI=J/i2=WR2/gi2=400*0.0472/10*202=2.2*10-4 kgm2

ZANSHIXUAN20BIJIANSUJI,ZEDIANJIZHUANSUN=20*120=2400rpm

DIANJILIJU:FDIANJI=66/20=3.3nm

GENJUZHEIGEDIANJIDECANSHU XUANZEJIANSUJIYONG80FALAN,20BIDEXINGXINGJIANSUJI。



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