굴삭기 구조 1 -작업장치 구조 1. 버켓(BUCKET) 1 BUCKET 1-15 EDGE,CUTTING 1-16 ADAPTER 2 TOOTH ASSY 2-1 TOOTH 2-2 PIN,LOCKING 2-3 LOCK,RUBBER 7 BUSHING 8 O-RING 9 CAPSCREW 11 PIN 12 SHIM (1.0) 2. 암(ARM) 투붐 1 ARM 1-20 BUSHING 1-21 BUSHING 1-22 BUSHING 2 CYLINDER, BUCKET 3 LINK, BUCKET 3-4 BUSHING 3-5 BUSHING 4 LINK, BUCKET 4-4 BUSHING 4-5 BUSHING 5 LINK, IDLER 6 LINK, IDLER 7 SPACER 8 TUBE 9 TUBE 10 HOSE 11 PIN..