5
55
5-
--
-48
48
48
48
Maintenance and inspection procedures
Maintenance and inspection procedures
Maintenance and inspection procedures
Maintenance and inspection procedures
5
55
5Maintenance and Inspection
Maintenance and Inspection
Maintenance and Inspection
Maintenance and Inspection
(5) Timing belt tension
(5) Timing belt tension
(5) Timing belt tension
(5) Timing belt tension
Fig.5-9
:
Belt tension
Fig.5-9
:
Belt tension
Fig.5-9
:
Belt tension
Fig.5-9
:
Belt tension
The timing belt can satisfactorily convey the drive and keep a durable force only when it has an adequate tension.
The timing belt can satisfactorily convey the drive and keep a durable force only when it has an adequate tension.
The timing belt can satisfactorily convey the drive and keep a durable force only when it has an adequate tension.
The timing belt can satisfactorily convey the drive and keep a durable force only when it has an adequate tension.
The belt tension should not be too tight or too loose. Instead, it should be adjusted to a degree that elasticity is
The belt tension should not be too tight or too loose. Instead, it should be adjusted to a degree that elasticity is
The belt tension should not be too tight or too loose. Instead, it should be adjusted to a degree that elasticity is
The belt tension should not be too tight or too loose. Instead, it should be adjusted to a degree that elasticity is
felt when the belt is pressed with the thumb. If the belt tension is too weak, the belt loosening side will vibrate. On
felt when the belt is pressed with the thumb. If the belt tension is too weak, the belt loosening side will vibrate. On
felt when the belt is pressed with the thumb. If the belt tension is too weak, the belt loosening side will vibrate. On
felt when the belt is pressed with the thumb. If the belt tension is too weak, the belt loosening side will vibrate. On
the other hand, if the belt tension is too strong, a sharp sound will be heard and the belt tension side will vibrate.
the other hand, if the belt tension is too strong, a sharp sound will be heard and the belt tension side will vibrate.
the other hand, if the belt tension is too strong, a sharp sound will be heard and the belt tension side will vibrate.
the other hand, if the belt tension is too strong, a sharp sound will be heard and the belt tension side will vibrate.
The adjustment value for the tension degree is shown in Fig. 5-9.
The adjustment value for the tension degree is shown in Fig. 5-9.
The adjustment value for the tension degree is shown in Fig. 5-9.
The adjustment value for the tension degree is shown in Fig. 5-9.
Check and adjust with the belt pressing force f and the slack amount d between span s.
Check and adjust with the belt pressing force f and the slack amount d between span s.
Check and adjust with the belt pressing force f and the slack amount d between span s.
Check and adjust with the belt pressing force f and the slack amount d between span s.
d
s
f
f: Belt pressing force
f: Belt pressing force
f: Belt pressing force
f: Belt pressing force
s: Span length
s: Span length
s: Span length
s: Span length
d: Belt slack
d: Belt slack
d: Belt slack
d: Belt slack
Belt adjustment value
Belt adjustment value
Belt adjustment value
Belt adjustment value
*The above part numbers correspond to the numbers given in "Fig. 5-2 Outline structure of robot arm"
*The above part numbers correspond to the numbers given in "Fig. 5-2 Outline structure of robot arm"
*The above part numbers correspond to the numbers given in "Fig. 5-2 Outline structure of robot arm"
*The above part numbers correspond to the numbers given in "Fig. 5-2 Outline structure of robot arm"
Axis
Axis
Axis
Axis
Part No.
Part No.
Part No.
Part No.
Belt type
Belt type
Belt type
Belt type
Span: s
(
mm
)
Span: s
(
mm
)
Span: s
(
mm
)
Span: s
(
mm
)
Slack: d
(
mm
)
Slack: d
(
mm
)
Slack: d
(
mm
)
Slack: d
(
mm
)
Pressing force: f
(
N
)
Pressing force: f
(
N
)
Pressing force: f
(
N
)
Pressing force: f
(
N
)
Type: RP-
1
AH
Type: RP-
1
AH
Type: RP-
1
AH
Type: RP-
1
AH/
1
AHC-SB
/
1
AHC-SB
/
1
AHC-SB
/
1
AHC-SB
J
1
axis
J
1
axis
J
1
axis
J
1
axis
2
22
2
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
8 6
.
5
8 6
.
5
8 6
.
5
8 6
.
5
1
.
3
1
.
3
1
.
3
1
.
3
3 . 0
3 . 0
3 . 0
3 . 0
J2 axis
J2 axis
J2 axis
J2 axis
5
55
5
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
2 4 6 - 3 G T - 9
8 6
.
5
8 6
.
5
8 6
.
5
8 6
.
5
1
.
3
1
.
3
1
.
3
1
.
3
3 . 0
3 . 0
3 . 0
3 . 0
J3 axis
J3 axis
J3 axis
J3 axis
8
88
8
3 2 7 - 3 G T - 9
3 2 7 - 3 G T - 9
3 2 7 - 3 G T - 9
3 2 7 - 3 G T - 9
1 2 8
1 2 8
1 2 8
1 2 8
2
.
0
2
.
0
2
.
0
2
.
0
3 . 0
3 . 0
3 . 0
3 . 0
9
99
9
2 7 0 - 3 G T - 9
2 7 0 - 3 G T - 9
2 7 0 - 3 G T - 9
2 7 0 - 3 G T - 9
1 0 0
1 0 0
1 0 0
1 0 0
1
.
6
1
.
6
1
.
6
1
.
6
3 . 0
3 . 0
3 . 0
3 . 0
1
0
1
0
1
0
1
0
3 8 2 - 2 G T - 4
3 8 2 - 2 G T - 4
3 8 2 - 2 G T - 4
3 8 2 - 2 G T - 4
1 4 0
1 4 0
1 4 0
1 4 0
2
.
0
2
.
0
2
.
0
2
.
0
0 . 3
0 . 3
0 . 3
0 . 3
J4-axis
J4-axis
J4-axis
J4-axis
1
2
1
2
1
2
1
2
3 6 3 - 3 G T - 9
3 6 3 - 3 G T - 9
3 6 3 - 3 G T - 9
3 6 3 - 3 G T - 9
1 2 7
1 2 7
1 2 7
1 2 7
2
.
0
2
.
0
2
.
0
2
.
0
3 . 0
3 . 0
3 . 0
3 . 0
1
3
1
3
1
3
1
3
3 1 5 - 3 G T - 9
3 1 5 - 3 G T - 9
3 1 5 - 3 G T - 9
3 1 5 - 3 G T - 9
1 0 0
1 0 0
1 0 0
1 0 0
1
.
6
1
.
6
1
.
6
1
.
6
3 . 0
3 . 0
3 . 0
3 . 0
1
4
1
4
1
4
1
4
3 9 3 - 3 G T - 6
3 9 3 - 3 G T - 6
3 9 3 - 3 G T - 6
3 9 3 - 3 G T - 6
1 4 0
1 4 0
1 4 0
1 4 0
2
.
0
2
.
0
2
.
0
2
.
0
1 . 0
1 . 0
1 . 0
1 . 0
Type: RP-3AH
Type: RP-3AH
Type: RP-3AH
Type: RP-3AH/3AHC-SB
/3AHC-SB
/3AHC-SB
/3AHC-SB
J
1
axis
J
1
axis
J
1
axis
J
1
axis
2
22
2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1
.
7
1
.
7
1
.
7
1
.
7
4 . 0
4 . 0
4 . 0
4 . 0
J2 axis
J2 axis
J2 axis
J2 axis
5
55
5
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1
.
7
1
.
7
1
.
7
1
.
7
4 . 0
4 . 0
4 . 0
4 . 0
J3 axis
J3 axis
J3 axis
J3 axis
8
88
8
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
1 7 0
1 7 0
1 7 0
1 7 0
2
.
7
2
.
7
2
.
7
2
.
7
3 . 0
3 . 0
3 . 0
3 . 0
9
99
9
3 7 5 - 3 G T - 9
3 7 5 - 3 G T - 9
3 7 5 - 3 G T - 9
3 7 5 - 3 G T - 9
1 4 0
1 4 0
1 4 0
1 4 0
2
.
2
2
.
2
2
.
2
2
.
2
3 . 0
3 . 0
3 . 0
3 . 0
1
0
1
0
1
0
1
0
5 4 3 - 3 G T - 9
5 4 3 - 3 G T - 9
5 4 3 - 3 G T - 9
5 4 3 - 3 G T - 9
2 0 0
2 0 0
2 0 0
2 0 0
3
.
1
3
.
1
3
.
1
3
.
1
3 . 0
3 . 0
3 . 0
3 . 0
J4-axis
J4-axis
J4-axis
J4-axis
1
2
1
2
1
2
1
2
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
1 8 0
1 8 0
1 8 0
1 8 0
2
.
8
2
.
8
2
.
8
2
.
8
3 . 0
3 . 0
3 . 0
3 . 0
1
3
1
3
1
3
1
3
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
1 4 0
1 4 0
1 4 0
1 4 0
2
.
2
2
.
2
2
.
2
2
.
2
3 . 0
3 . 0
3 . 0
3 . 0
1
4
1
4
1
4
1
4
5 5 8 - 3 G T - 9
5 5 8 - 3 G T - 9
5 5 8 - 3 G T - 9
5 5 8 - 3 G T - 9
2 0 0
2 0 0
2 0 0
2 0 0
3
.
1
3
.
1
3
.
1
3
.
1
3 . 0
3 . 0
3 . 0
3 . 0
Type: RP-5AH
Type: RP-5AH
Type: RP-5AH
Type: RP-5AH/5AHC-SB
/5AHC-SB
/5AHC-SB
/5AHC-SB
J
1
axis
J
1
axis
J
1
axis
J
1
axis
2
22
2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1
.
7
1
.
7
1
.
7
1
.
7
4 . 0
4 . 0
4 . 0
4 . 0
J2 axis
J2 axis
J2 axis
J2 axis
5
55
5
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
3 1 8 - 3 G T - 1 2
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1 0 7
.
5
1
.
7
1
.
7
1
.
7
1
.
7
4 . 0
4 . 0
4 . 0
4 . 0
J3 axis
J3 axis
J3 axis
J3 axis
8
88
8
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
4 4 4 - 3 G T - 9
1 7 0
1 7 0
1 7 0
1 7 0
2
.
7
2
.
7
2
.
7
2
.
7
3 . 0
3 . 0
3 . 0
3 . 0
9
99
9
4 9 5 - 3 G T - 9
4 9 5 - 3 G T - 9
4 9 5 - 3 G T - 9
4 9 5 - 3 G T - 9
2 0 0
2 0 0
2 0 0
2 0 0
3
.
1
3
.
1
3
.
1
3
.
1
3 . 0
3 . 0
3 . 0
3 . 0
1
0
1
0
1
0
1
0
6 6 6 - 3 G T - 9
6 6 6 - 3 G T - 9
6 6 6 - 3 G T - 9
6 6 6 - 3 G T - 9
2 6 0
2 6 0
2 6 0
2 6 0
4
.
1
4
.
1
4
.
1
4
.
1
3 . 0
3 . 0
3 . 0
3 . 0
J4-axis
J4-axis
J4-axis
J4-axis
1
2
1
2
1
2
1
2
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
5 1 3 - 3 G T - 9
1 8 0
1 8 0
1 8 0
1 8 0
2
.
8
2
.
8
2
.
8
2
.
8
3 . 0
3 . 0
3 . 0
3 . 0
1
3
1
3
1
3
1
3
5 6 1 - 3 G T - 9
5 6 1 - 3 G T - 9
5 6 1 - 3 G T - 9
5 6 1 - 3 G T - 9
2 0 0
2 0 0
2 0 0
2 0 0
3
.
1
3
.
1
3
.
1
3
.
1
3 . 0
3 . 0
3 . 0
3 . 0
1
4
1
4
1
4
1
4
6 8 1 - 3 G T - 9
6 8 1 - 3 G T - 9
6 8 1 - 3 G T - 9
6 8 1 - 3 G T - 9
2 6 0
2 6 0
2 6 0
2 6 0
4
.
1
4
.
1
4
.
1
4
.
1
3 . 0
3 . 0
3 . 0
3 . 0