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Lessons Drills Animations Questions

01 - What is a CNC machine?

It's a machine tool, whose movements are controlled by a unit that decodes the program piece.
It's a machine that uses manual commands to obtain the requested operation.
It's a system that  edits the program piece for a shavings aspirating machine tool.
It's a machine that controls the working phases.

02 - What are the M-function in the planning of a CNC control?

Are functions which permit to compensate the tool high.
Are functions which permit to compensate the tool ray.
Are the miscellanies: functions mainly used for on/off operations.
Are functions which specify the movement direction within a machine tool.

03 - Which are the devices used to find the axis position in a CNC machine?

continuous-thread screwes.
Position transducers.
Programmable logic controls (PLC).
G codes.

04 -What is a program piece?

Is the program which handles the times of different working phases.
It's a whole of codified information which guide the machine tool during a piece working.
It's the sequence of various operative phases nedeed to work a piece.
It's a whole of  technological parameters.

05 - What is a Direct Numeric Control sistem?

It's a system where the operator manually writes on the machine border the program piece.
It's a system where a computer net coordinates a whole of machine tool.
It's a system where a computer is shared to control more machines simultaneously.
It's a system that allows you to elaborate what the processor has made.
   
 

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