Programming instructions

16-2
Figures NC Programming 17VRS
DOK-MTC200-NC**PRO*V17-ANW1-EN-P
Fig. 4-28: Circle radius programming on lathe, behind center of rotation.........4-21
Fig. 4-29: Helical interpolation..........................................................................4-22
Fig. 4-30: Helical interpolation with G90...........................................................4-22
Fig. 4-31: Helical interpolation with G91...........................................................4-23
Fig. 4-32: Longitudinal threads.........................................................................4-24
Fig. 4-33: Thread cutting—longitudinal thread .................................................4-25
Fig. 4-34: Thread cutting—taper thread ...........................................................4-26
Fig. 4-35: Thread cutting—face thread.............................................................4-27
Fig. 4-36: Longitudinal thread having two sections of thread
each with a different lead..........................................................................4-28
Fig. 4-37: Thread-cutting sequence..................................................................4-29
Fig. 4-38: Tapping with G63 .............................................................................4-31
Fig. 4-39: Tapping with G63 and G64...............................................................4-32
Fig. 4-40: Tapping with G65 .............................................................................4-34
Fig. 4-41: Linear interpolation, G01 with 2 axes and input
feedrate as inverse time value..................................................................4-37
Fig. 4-42: Path velocity for thread cutting.........................................................4-40
Fig. 4-43: Feed rate (F) without R
Z
...................................................................4-41
Fig. 4-44: Feed rate (F) with R
Z
........................................................................4-41
Fig. 4-45: Thread cutting—longitudinal thread with the second spindle...........4-44
Fig. 4-46: Face turning .....................................................................................4-46
Fig. 4-47: Machining a spiral groove on a face surface....................................4-48
Fig. 4-48: Positioning using Modulo calculation „shortest way“(G36)...............4-50
Fig. 4-49: Positioning using Modulo calculation „positive direction“ (G37).......4-50
Fig. 4-50: Positioning using Modulo calculation „negative direction“ (G38)......4-50
Fig. 4-51: Lateral cylinder surface and face machining....................................4-51
Fig. 4-52: Face machining with coordinate transformation...............................4-53
Fig. 4-53: Lateral cylinder surface machining...................................................4-54
Fig. 4-54: Lateral cylinder surface machining with coordinate
transformation...........................................................................................4-55
Fig. 5-1: Basic principle of automatic tool check ................................................5-1
Fig. 5-2: Basic operation without automatic tool check ......................................5-1
Fig. 5-3: Defining the correction type..................................................................5-6
Fig. 5-4: Possible tool edge orientations ............................................................5-8
Fig. 5-5: Defining the Correction Type..............................................................5-15
Fig. 5-6: Possible tool edge positions...............................................................5-18
Fig. 5-7: Length correction L3 using a drill bit as an example ..........................5-21
Fig. 5-8: Radius correction R using a roughing cutter as an example..............5-21
Abb. 5-9: Example: measuring a turning tool ...................................................5-22
Abb. 5-10: Example: measuring a drilling tool..................................................5-22
Fig. 5-11: Errors which will result if machining is performed
without using tool edge radius path compensation...................................5-24
Fig. 5-12: Error-free machining with tool edge radius path
compensation active.................................................................................5-25
Fig. 5-13: Inside corners...................................................................................5-26
Fig. 5-14: Arc as contour transition using G43 .................................................5-27
Fig. 5-15: Chamfer as contour transition and corrected NC-block
transition point ..........................................................................................5-27
Fig. 5-16: Limitations with contour transition elements.....................................5-28
Fig. 5-17: Concave arc 1 element ....................................................................5-28
Fig. 5-18: Concave arc, several contour elements...........................................5-29
Fig. 5-19: Starting point of tool path compensation..........................................5-29
Fig. 5-20: Establishing tool path compensation................................................5-30
Fig. 5-21: Contour starting point of tool path compensation.............................5-30
Fig. 5-22: Tool path compensation with closed contours .................................5-31
Fig. 5-23: End point of tool path compensation................................................5-31
Fig. 5-24: Removing tool path compensation...................................................5-32
Fig. 5-25: Contour end with tool path compensation........................................5-32
Fig. 5-26: Tool path compensation with closed contours .................................5-32
Fig. 5-27: Change in direction of compensation...............................................5-33
Fig. 5-28: Tool path compensation, right of contour (G42)...............................5-35
Fig. 5-29: Inserting an arc as the contour transition .........................................5-36
Fig. 5-30: Inserting a chamfer as the contour transition ...................................5-37
Fig. 5-31: Tool length compensation inactive...................................................5-38
Fig. 5-32: Tool length compensation active......................................................5-38
Fig. 5-33: How the D-corrections work in the process plane ............................5-41
Fig. 5-34: Definition of the tool reference point with the aid of
D-corrections ............................................................................................5-41
Fig. 7-1: Tapping depending an NC event..........................................................7-7
Fig. 9-1: CNC processes and external mechanisms ..........................................9-1