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2Unpacking to Installation
2.2.7 Passing air hoses and cables through the shaft
For this robot, customer prepared air hoses and cables can be pulled out from the No. 2 arm by passing through
the shaft. For how to pass air hoses and cables through the shaft, refer to the following.
(1) Specifications of internal air hoses and cables
Use the air hoses and the cables, which have flexibility, capability of being repeatedly bent and twisted, and high
wear resistance, for the internal use.
Select the air hose and the cable according to the specifications shown in
Table 2-5 ： Specifications of internal air hoses and cables
Model
RH-6FH
RH-12FH
RH-20FH
(2) Customer prepared products
Table 2-6
shows the necessary products for passing air hoses and cables through the shaft. The user needs to
prepare the products.
Table 2-6 ： Customer prepared products
Name
Expanding sleeve
Cushion rubber
Cable tie
Silicon grease
Liquid gasket
Installation
2-21
Shaft inside
Space factor
diameter
(recommended)
φ18mm
50% or less
φ18mm
50% or less
φ21mm
50% or less
Qty.
Moderate
Protecting the air hoses and cables, and improving the twisting rigidity
quantity
Recommended expanding sleeve: EXP-13-PT (manufactured by Kitagawa Industries Co.,
Ltd.)
Moderate
Protecting the bent portion and the fixed portion of the twisted end.
quantity
Recommended cushion rubber: silicon rubber, thickness of 1mm, dimensions of 30mm ×
80mm
Moderate
Fixing the air hoses and the cables
quantity
Moderate
Reducing friction and wear when the air hoses and the cables slide
amount
Recommended silicon grease: G-501 (manufactured by Shin-Etsu Chemical Co., Ltd.)
Moderate
Sealing the outlet at the tip of the shaft
amount
Recommended liquid gasket: 1212 (manufactured by Three Bond Co., Ltd.)
Table
Highest speed of
Minimum R of
J3 axis
2,400mm/sec
2,800mm/sec
2,400mm/sec
Usage and recommended product
2-5.
Operating angle of
bending
J4 axis
25mm
±360deg
25mm
±360deg
25mm
±360deg
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