converted to decimal values

converted to decimal values

Mirror Image Status Check

Mir ror im age is gen er ally a ba sic fea ture of most CNC ma chin ing cen ters and even some CNC

lathes Its main pur pose is to re verse the di rec tional sign of the spec i fied axis, ei ther the X-axis,

the Y-axis, or both the XY-axes on CNC ma chin ing cen ters, and the X-axis on CNC lathes In ad –

di tion, the axis re ver sal may cause not only the change in the axis-mo tion di rec tion, but also the

copper busbar Machine

change in the arc di rec tion (CW vs CCW), and the cut ter ra dius off set It is the cut ter ra dius off –

set that is most crit i cal, not the other fea tures Machinability of the part ( climb mill ing vs con ven –

tional mill ing) may also be af fected

Copyright 2005, Industrial Press Inc, New York, NY – FANUC CNC Custom Macros


Chapter 16

In the mac ros, the sta tus of the mir ror im age can be mon i tored for each axis individually This

macro fea ture is called the mir cnc equipment ror im age check sig nal At any time dur ing the macro pro cess ing,

the macro can in quire as to the sta tus of the cur rent set ting of the mir ror im age The re sult of the

in quiry is a bi nary value re ceived and con verted into a dec i mal for mat

On most Fanuc con trols, the sys tem variable that stores the mir ror im age re lated in for ma tion is

#3007 ( bit type) – note the de tails of angle shearing machine bits eval u a tions:

8th axis

7th axis

6th axis

5th axis

4th axis

3rd axis

2nd axis

1st axis

















This typ i cal sta tus shows up to eight axes In prac tice, how ever, only the first two axes will prob –

a bly used most of ten – the X and the Y axis (com monly the 1st and the 2nd axis) on a CNC ma Angle Punching

chin ing cen ter Some older con trols may have fewer than eight axes avail able un der the vari able

#3007 The first line of the ta ble is the axis de scrip tion, the sec ond line is the axis iden ti fi ca tion –

the third line con tains the bi nary equiv a lent of each bit (re mem be

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