
6. The SPEL+ Language
6.14 Robot coordinate systems
6.14.1 Overview
In this section we discuss the coordinate systems for different types of robots supported in
SPEL
+
.
The following coordinate systems are used in SPEL
+
:
Robot Coordinate System This is the native coordinate system of the robot. This is
also known as the default base coordinate system.
Local Coordinate System This is a user defined coordinate system located
somewhere within the working envelop.
Tool Coordinate System This is the coordinate system of the tool mounted on the
robot end-effector.
6.14.2 Robot Coordinate System
Robot Coordinate System of SCARA Robot
Origin
Center of third axis
Y+
X+
Z axis in Robot Coordinate System U axis in Robot Coordinate System
+
+ U
+ Y
± 360°
-
Z
Z=0
- U
162 EPSON RC+ 5.0 (Ver.5.4) User's Guide Rev.4
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