Tunnel Excavating Machine

1

Lubrication for hole pin of rotary cylinder base

3

Daily/Every shift

2

Lubrication for upper master pin of boom  bearing block

3

Daily/Every shift

3

Lubrication for pin hole of medium arm hydraulic oil cylinder rod

3

Daily/Every shift

4

Lubrication for lower master pin of small arm bearing block

3

Daily/Every shift

5

Master pin of main transmission mechanism bearing block

4

Weekly

6

Oil cylinder base and rod pin hole of lifting trough

3

Daily/Every shift

7

Pin holes of connecting rod and chain bracket, connecting pin holes of various arms, etc.

3

Daily/Every shift

8

Connecting master pins of conveying trough and rack

2

Daily/Every shift