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1、课题三 Z35(或37)型摇臂钻床电气控制线路,机械加工过程中经常需要加工各种各样的孔，钻床就是一种用途广泛的孔加工机床。,Z4125型台式钻床 滑座式万向摇臂钻床 Z3050摇臂钻床,一、Z35（或37）摇臂钻床的主要结构、型号和运动形式:,1、主要结构：,Z35摇臂钻床的型号意义： Z 3 5 钻床 摇臂 最大钻孔直径50mm,2、型号意义：,3、Z35摇臂钻床电力拖动特点及控制要求,(1)Z35摇臂钻床相对运动部件较多(2)各种工作状态都通过十字开关SA操作(3)摇臂升降要求有限位保护(4)钻削加工时需要对刀具及工件进行冷却,各电动机功能及控制要求,二、Z35摇臂钻床电气控制线路工作原理
2、分析,1、Z35摇臂转床控制线路：合上总电源开关QS,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,2、冷却泵M1启动：转动组合开关QS2M1得电启动冷却泵开启,QS1,M1,M2,M3,M4,PE,QS2,L2
3、,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,3主轴电动机M2启动： SA十字开关拨中间中间继电器线圈得电KA2-3触头闭合,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS
4、3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,3主轴电动机M2启动： KA中间继电器自锁SA十字开关拨右KM1线圈的电KM1主触头闭合M2获电启动,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,
5、3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,4.1.1摇臂升： 中间继电器自锁（ KA2-3触头闭合）十字开关SA拨“升”位置KM2线圈得电 KM2 主触头闭合、KM2辅助常闭触头9-10断开 摇臂电动机M3正转带动鼓形开关S1（ 3-9 ）闭合摇臂开始上升,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA
6、,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,4.1.2摇臂上升停止： 十字开关SA拨“中间”位置KM2线圈失电 KM2触头复位摇臂电动机M3停止 KM3线圈得电 KM3主触头断开、KM3 辅助常开触头9-10闭合电动机M3反转带动鼓形开关S1（ 3-9 ）断开摇臂上升停止,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,
7、FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,9,4.2.1摇臂降： 中间继电器自锁 KA2-3闭合十字开关SA拨“降”位置KM3线圈得电 KM3主触头闭合、辅助常开触头6-7断开摇臂电动机M3反转带动鼓形开关S1（ 3-6 ）闭合摇臂开始下降,QS1,M1,M2,M3,M4,PE,QS2,L2,
8、L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,4.2.2摇臂下降停止： 十字开关SA拨“中间”位置KM3线圈失电 KM3触头复位摇臂电动机M3停止 KM2线圈得电 KM2触头动作电动机M3正转带动鼓形开关S1（ 3-6 ）断开摇臂停止,QS1,M1,M2,M3,M
9、4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,5.1立柱夹紧： 组合开关S2拨“夹紧”位置 S2（ 3-11 ）闭合KM4线圈得电KM4主触头闭合、KM4辅助常闭触头15-16断开立柱电动机M4正转立柱夹紧,QS1,M1,M2,M3,M4,
10、PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,立柱的夹紧与松开控制：扳动手柄使SQ3动作松开,9,13,5.2立柱松： 组合开关S2拨“松”位置 S2(3-14)闭合SQ3限位开关14-15闭合 KM5线圈得电KM5主触头闭合、KM5辅助常闭触
11、头12-13断开立柱电动机反转立柱松开,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,13,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,立柱的夹紧与松开控制：扳动手柄使SQ3动作松开,15,S1,9,6、Z35摇臂转床控制线路照明控制：合上总电源开关QS 合上组合开关QS3EL灯亮,QS1,M1,M2,M3,M4,PE,QS2,L2,L3,L1,FU1,FU2,KH,FU3,X4,TC,110V,24V,FU4,QS3,EL,KA,KM1,KM2,KM3,KM4,KM5,1,2,3,KA,KH,SA,SA,SA,SA,S2,4,S1,SQ1,5,6,KM3,7,S1,SQ2,8,10,KM2,KM5,12,15,16,14,SQ3,11,V11,U11,W11,KM1,KM3,KM4,KM5,KM2,KM4,4. Z37摇臂钻床常见电气故障分析与检修方法,
