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5.
Maintenance
The basic structure of the dust- and drip proof type robot is the same as that of the
standard robot. For the contents of inspection, etc., see the TH850A/TH1050A
Maintenance Manual provided separately.
This section deals with the layout of the robot mechanical components and the
procedures for replacing the bellows (upper and lower sides) and for mounting and
dismounting the covers.
5.1
Layout of Robot Components
The layout of the robot mechanical components is shown in Fig. 5.1. (The figure
below shows the TH850A robot.)
Shaft for bellows
Cap
Bellows
Axis
3
timing belt
Axis 4
timing belt
Bellows
DUST- & DRIP-PROOF TYPE SPECIFICATIONS MANUAL
Axis 4 motor
Axis 3 motor
Axis 4
reduction gear
Ball screw spline shaft
Fig. 5.1 Layout of robot mechanical components
Axis 2
reduction gear
Axis 1
reduction gear
Battery box
– 37 –
Axis 2 motor
Axis 1 motor
STE 80765
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