IAI America RCP4-RA6R User Manual
Page 45
2. Installation
39
[3] When using Tapped Holes on Front Housing
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There are tapped holes equipped on the front housing.
Utilize these tapped holes for installation.
The effective depth for the attachment screws is as shown below;
䎃
䎃
Make sure to follow “[6] Caution for Installation using Front Housing and Front Flange”
Tightening screws
x
Use hexagonal socket head bolts for the male threads for installing the base.
x
Use of high–tension bolts meeting at least ISO 10.9 is recommended.
x
Have the length of thread engagement approximately 1.8 times of the nominal diameter.
Caution: Pay attention when choosing the screw length. In case that insufficient length of screws is chosen,
it may cause such problems as the strength not being enough on the actuator attachment,
interference with driving part, drop in accuracy performance and unexpected accidents.
Tightening Torque
Model Name
Tapped Hole Size B
A Screw Effective Depth
In the case that steel is
used for the bolt
seating surface:
In the case that
aluminum is used for
the bolt seating
surface:
RA5C
RA5R
M6
39
12
12.3N㨯m
(1.26kgf㨯m)
5.4N㨯m
(0.55kgf㨯m)
RA6C
RA6R
M8
43
16
30N㨯m
(3.1kgf㨯m)
11.5N㨯m
(1.2kgf㨯m)