Wuhan Huazhong Numerical Control Co., Ltd HNC-18iT v4.0 Programming Manual
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Contents
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9. Functions to Simplify Programming109.2.3.2.3.2.3.2.3 PatternPatternPatternPattern RepeatingRepeatingRepeatingRepeating (G73)(G73)(G73)(G73)ProgrammingProgrammingProgrammingProgramming73 U( I) W(ΔK) R(r) P(ns) Q(nf) X(Δx) Z(Δz) F(f) S(s) T(t)xplanationxplanationxplanationxplanation ofofofof thethethethe parametersparametersparametersparameters( I) distance and direction of total roughing allowance in the X direction(radius designation).( K) distance and direction of total roughing allowance in the X direction(radius designation)(r) Repeated times of cuttingP(ns) Sequence number of the first block for the finishing program.(nf) Sequence number of the last block for the finishing program.( x) Distance and direction of finishing allowance on X axisZ( z) Distance and direction of finishing allowance on Z axisF(f), S(s), T(t) F, S, T function are only effective for the rough machining, i.e, it is noteffective in the finishing program – between P(ns) and Q(nf).●1A′1A●AΔz Δx/2ΔzΔk+ΔzΔI+Δx/2Δx/2A′’BFigure 9.26 Pattern Repeating (G73) |
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