User Guide

Dobot M1 PRO Hardware User Guide
Issue V1.1 (2021-07-08) User Guide Copyright © Yuejiang Technology Co., Ltd
22
with water or 10% alcohol
√
Cable, cable
protective cover
Observe the moving part of the cable, check
whether the cable is damaged, whether there is
local bending or distortion; Check whether the
cable protective cover is damaged, etc.
√
Joint bolts
Check the torque based on the specified
tightening torque table (Push aside the rubber to
check)
√
Tool mounting
bolts
Check the torque based on the specified
tightening torque table
√
Motor
Abnormal heating or sound confirmation
√
Brake
Check whether the robot arm or end-effector will
fall when the servo is powered off
√
Synchronous belt
Check whether the synchronous belt is worn out,
elongated, broken, etc.
Table 5.2 lists the bolted tightening torque table.
Table 5.2 Bolted tightening torque table
Bolt size
Hexagon sock-et head
cap scre
Hexagon socket
countersunk flat cap
head screw
Hexagon screw (rubber
part)
2.5 mm
0.7 N•m
-
3 mm
2 N•m
-
1.2 N•m
4 mm
4 N•m
2 N•m
-
5 mm
9 N•m
-
-
The tightening torques will vary depending on the type of base metal or bolt. When not
specified, please contact Dobot technical engineer.
In addition, overhauls are required every 10,000 hours of operation time or every 3 years. If
you are not clear about the maintenance processes, please contact Dobot technical engineer.