NUM 1040 M - Page 21

Review
en-938821/2 1 - 5
1
1.2 Machine Overview
1.2.1 Review of Axis Definition and Direction
Z
C
B
A
X
0
Y
A coordinate system is used to identify the positions and movements of an
object with respect to an origin or zero point.
A rectangular cartesian coordinate system is a right-handed three-axis
system of three linear axes, X, Y and Z, with which are associated three
rotary axes, A, B and C.
X
Y
Z
The direction of axes X, Y and Z is easily remembered by the right-hand
rule.
The positive direction of rotation of a rotary axis corresponds to the
direction of screwing of a right-hand screw on the associated axis.