| 摘要 |
PCT No. PCT/JP84/00316 Sec. 371 Date Feb. 12, 1985 Sec. 102(e) Date Feb. 12, 1985 PCT Filed Jun. 16, 1984 PCT Pub. No. WO85/00063 PCT Pub. Date Jan. 3, 1985.A numerical control apparatus wherein a stored stroke limit range is displayed (S1) on a graphic display unit. An NC machining program is read out block by block to draw a locus of a tool on the graphic display unit (S2, S3, S4). The drawing is stopped and a message is displayed (S8) when the locus of the tool falls outside (S5) the stored stroke limit range.
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