M7130型平面磨床.ppt

M7130型平面磨床的电气控制电路,M7130型平面磨床电气控制,磨床是用砂轮的周边或端面对工件的表面进行磨削加工的一种机床，它可以加工各种表面，如平面、内外圆柱面、圆锥面和螺旋面等。按用途分为：平面磨床、外圆磨床、内圆磨床、工具磨床、各种专用磨床等平面磨床是一种用砂轮磨削加工各种零件平面的精密机床，被加工的工件通常利用装在工作台上的电磁吸盘牢牢吸住，通过砂轮的旋转运动进行磨削加工。,M7130型平面磨床的型号意义,M 7 1 30,M7130型平面磨床主要结构,M7130型平面磨床主要结构包括床身、立柱、滑座、砂轮箱、工作台和电磁吸盘等。,立柱,床身,滑座,砂轮箱,工作台,电磁吸盘,主运动,进给运动,M7130型平面磨床运动形式,M7130型平面磨床电力拖动形式和控制要求,M7130型平面磨床电气控制电路分析,L1L2L3,KM1,M3,QS1,U11,V11,W11,FU1,M3,M3,U12,W12,V12,KM1,KM2,U13,W13,V13,U14,V14,W14,KH1,KH2,1U,1V,1W,2U,2V,2W,3U,3V,3W,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,FR1,FR2,KA,KM2,KM1,KM2,T1,R1,C,201,204,202,203,305,302,303,306,VC,R2,SA2,R3,KA,X3,YH,T2,FU3,101,102,SA1,EL,X2,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,M7130型平面磨床电气控制电路分析,301,304,L1L2L3,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,QS2,R3,KA,X2,YH,T2,FU3,101,102,SA,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,合上QS1,M7130型平面磨床电气控制电路分析,控制电路采用380V电源，由FU2进行短路保护,M7130型平面磨床电气控制电路分析,电磁吸盘结构,电磁吸盘控制电路电磁吸盘控制电路由整流装置、控制装置及保护装置等部分组成。电磁吸盘整流装直由整流变压器T1与桥式整流器VC组成，输出110V直流电压对电磁吸盘供电。,L1L2L3,KM1,M3,QS,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,FR1,FR2,KA,KM2,KM1,KM2,T1,R1,C,201,204,202,203,206,305,304,303,306,VC,R2,SA2,R3,KA,X3,YH,T2,FU3,101,102,SA2,EL,X2,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,扳动SA2,电磁吸盘吸合,M7130型平面磨床电气控制电路分析,301,L1L2L3,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,QS2,R3,KA,X2,YH,T2,FU3,101,102,SA,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,按下SB1,M7130型平面磨床电气控制电路分析,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,QS2,R3,KA,X2,YH,T2,FU3,101,102,SA,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,按下SB3,L1L2L3,M7130型平面磨床电气控制电路分析,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,QS2,R3,KA,X2,YH,T2,FU3,101,102,SA,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,合上SA,L1L2L3,M7130型平面磨床电气控制电路分析,M7130型平面磨床电气控制电路分析,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,SA2,R3,KA,X2,YH,T2,FU3,101,102,SA1,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,按下SB2，SB4 扳动SA2,电磁吸盘放松,L1L2L3,M7130型平面磨床电气控制电路分析,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,SA2,R3,KA,X2,YH,T2,FU3,101,102,SA,EL,XS,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,SA2,电磁吸盘退磁,L1L2L3,M7130型平面磨床电气控制电路分析,KM1,M3,QS1,FU1,M3,M3,KM1,KM2,KH1,KH2,M1,M2,M3,PE,X1,FU2,0,1,2,3,4,5,6,7,8,QS2,SB1,SB2,SB3,SB4,KH1,KH2,KA,KM2,KM1,KM2,T1,R1,C,201,202,203,204,205,206,207,208,209,210,VC,R2,SA2,R3,KA,X3,YH,T2,FU3,101,102,SA1,EL,X2,I,X,退 放 吸磁 松 合,2,2,2,7,4,4,4,9,不使用电磁吸盘时，可将其插头从插座X3上拔出，将 SA2扳至退磁挡,L1L2L3,电路的短路保护电动机的过载保护电磁吸盘的弱磁保护-欠电流继电器KA电磁吸盘的过电压保护-在电磁吸盘线圈两端并联电 阻R3，提供了放电回路整流器的过电压保护-T1二次侧并联由R1、C组成的 阻容吸收电路，吸收交流电路 产生的过电压和直流侧电路通 断时产生的浪涌电压,M7130型平面磨床电气保护环节,M7130型平面磨床电气控制电路常见故障分析,电动机无法起动,电源总开关QS接触不良或熔断器FU1或FU2熔断,欠电流继电器KA的动合触点KA（6-8）或转换开关的动合触点SA2（6-8）接触不良,起动按钮SB1、SB3或停止按钮SB2、SB4接触不良,接触器KM1或KM2线圈断线或触点接触不良。热继电器FR1、FR2的热元件或触点损坏,电动机本身烧坏,M7130型平面磨床电气控制电路常见故障分析,电磁吸盘无吸力或吸力不足,M7130型平面磨床电气控制电路常见故障分析,电磁吸盘退磁效果差,被加工工件难以从电磁吸盘上取下,THANKS FOR WATCHING,