Lathe grooving cycle G74, G75 <LATHEGROOVE>


Cycle <LATHEGROOVE(402)> implements the G74 cylindrical grooving canned cycle and G75 face grooving canned cycle. Groove shape is rectangular and is defined by its dimensions: width and height. The cutting is done by consequent work passes of the tool with Z and X axes stepping.

 

f_clip0030

 

Parameters:

CLD array

Description

CLD[1]

CLD.SubCmd

Command type:

ON(71) – canned cycle on,

CALL(52) – canned cycle call,

OFF(72) – canned cycle off.

CLD[2]

CLD.SubType

Canned cycle type identifier: LATHEGROOVE(402)

CLD[3]

CLD.CLParams(1)

The groove type:

0 turn groove (G75),

1 face groove (G74)

CLD[4]

CLD.CLParams(2)

The signed width of the groove measured relative to the start point (W)

CLD[5]

CLD.CLParams(3)

The signed height of the groove measured relative to the start point (H)

CLD[6]

CLD.CLParams(4)

The absolute amount of the machining step by width (D)

CLD[7]

CLD.CLParams(5)

The absolute value of the machining step by height (chip breaking depth, L)

CLD[8]

CLD.CLParams(6)

The absolute distance of the side retract before return of tool (R)

CLD[9]

CLD.CLParams(7)

The absolute value of the lead out for chip breaking.

 

If a "signed" parameter is positive it is laid off in the positive direction of respective axis, otherwise it is laid off in negative direction.

 

 

 

See also:

Technology commands description

Extended cycle <EXTCYCLE>