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STE 58792
– 11 –
Section 3 Specific Measures
1) Ball screw and spline
The ball screw and spline shafts are hard chrome plated.
Balls of the ball screw nut and spline nut are made of stainless steel.
They are lubricated with clean fluorine base grease.
2) Axis 4 rotating unit
The axis 4 rotating unit has a labyrinth structure.
3) Robot internal scavenging
The arm 2 cover interior and axis 4 rotating unit are scavenged by means of an
air tube.
4) Totally enclosed structure
The arm 2 cover is equipped in such a manner that there is no clearance with
the arm. Additionally, they are completely sealed with sealant to prevent dust
flow into the outside and to increase negative pressure.
5) Painting
Melamin baking finish is used for all paining.
6) Bolt and air fitting
All bolts exposed are made of SUS304.
All air fittings exposed are non-electrolytic nickle plated.
7) User's wiring and piping
The user's wiring and piping run under the arm 2.
The user's wiring can be easily removed and attached by means of a round
connector.
8) Assembly and test
Assembly and test are conducted in the clean booth of class 10000.
9) Packing
After cleaning the robot exterior with alcohol, the entire robot is packed in a
polyethylene bag for delivery.
As no clean measures are taken on controller SR7000, take utmost care of the place
where it is to be installed.