Manufacturing Technology: Unit V: Programming of CNC Machine Tools

G codes or preparatory functions (G)

Programming of CNC Machine Tools - Manufacturing Technology

Preparatory commands. which prepare the machine or tool for different modes of movement, positioning, contouring, thread cutting and also precede the dimension word.

G CODES OR PREPARATORY FUNCTIONS (G)

Preparatory commands. which prepare the machine or tool for different modes of movement, positioning, contouring, thread cutting and also precede the dimension word. They are grouped. The group cannot affect each other. Only one function from the same group can be performed at a time. The preparatory functions and their codes used for turning and milling are given in Table 5.1.

Table 5.1 Preparatory function codes and their function



Manufacturing Technology: Unit V: Programming of CNC Machine Tools : Tag: : Programming of CNC Machine Tools - Manufacturing Technology - G codes or preparatory functions (G)


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Manufacturing Technology

ME3493 4th semester Mechanical Dept | 2021 Regulation | 4th Semester Mechanical Dept 2021 Regulation