Mechanical Operations and Maintenance Manual for Industrial Robot ER12-4-2000
35
Appendix
A
Table of Screw Tightening Torque
Note: Due to the special material of the motor flange, the tightening torque cannot be too
large. Please refer to the tightening torque described in the table.
B
Backup List
Table 1 Servo Motor and Decelerator
Name
Specification
Unit per robot
Remarks
Servo motor of J1/2
10900024990
2
J1/2
Servo motor of J3
10900024989
1
J3
Servo motor of J4
10900024988
1
J4
Table 2 Sealing Ring and Screw Plug, etc.
Name
Material code
Unit per robot
Position
O-ring rubber seal
103×3.55
2
Servo Motor of axis J1/2
O-ring rubber seal
190×3.55
2
J1
＆
2 axis connection part
hexagon socket screw plug
M10×1
7
J1~J4 axis oil filling port,
J1~J3 axis exhaust port
combined sealing washer
10
7
J1~J4 axis oil filling port,
J1~J3 axis exhaust port
hexagon socket screw plug
M8
×
1
1
J4 axis exhaust port
combined sealing washer
8
1
J3 axis exhaust port
Table 5 Sealant and others
Name
Model
Unit per robot
Use area
Screw 12.9 grade
Tightening torque (cast iron)
Tightening torque (cast aluminum)
M3
2±0.18
1.57±0.18
M4
4.5±0.33
3.6±0.33
M5
9±0.49
7.35±0.49
M6
15.6±0.78
12.4±0.78
M8
37.2±1.86
30.4±1.86
M10
73.5±3.43
59.8±3.43
M12
128.4±6.37
104±6.37
M14
204.8±10.2
180±10.2
M16
318.5±15.9
259±15.9
Summary of Contents for ER12-4-2000
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