Analysis of Nonlinear Error Caused by Motions of Rotation Axes for Five-Axis Machine Tools with Orthogonal Configuration

Table 4

Comparison of nonlinear errors for the same path with CNC machine tools whose rotary axis features are AB and AC.

Data point number	Nonlinear error for AB machine tool	Nonlinear error for AC machine tool
1	0.0003	0.0027
2	0.0001	0.0009
3	0.0000	0.0011
4	0.0002	0.0010
5	0.0002	0.0007
6	0.0003	0.0005
7	0.0004	0.7181
8	0.0005	0.0003
9	0.0007	0.0002
10	0.0007	0.0001
11	0.0008	0.0001
12	0.0000	0.0000
13	0.0000	0.0000
14	0.0000	0.0000
15	0.0000	0.0000
16	0.0000	0.0000
17	0.0013	0.0002
18	0.0007	0.8585
19	0.0006	0.0003
20	0.0005	0.0005
21	0.0004	0.0007
22	0.0004	0.0011
23	0.0003	0.0016
24	0.0002	0.0022
25	0.0001	0.0032
26	0.0000	0.0049
27	0.0001	0.0077