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Define the Basic Components of an N.C System
The basic components of an N.C system are as follow:
a) Programmer of Instruction: - It is a set of direction which will tell the machine tool what to do. It is coded in numerical or symbolic form on some type of input medium such as one inch wide.
b) Machine controller unit (M.C.U):- It consists of the electronics and hardware that read and interpret the program of instruction and convert it in to mechanical action of the machine tool.
c) Machine tool or other controlled process: - It performs the useful work. A machine tool consists of the following.
1) Work table and work fixtures
2) Spindle
3) Cutting tools
4) Motors and controls for drives
5) Other auxiliary equipment needed in machining operation.
Environments can cause deterioration of foundation. Can you explain this in the following cases? a) A column footing which was stable for a number of years suddenly gave way. T
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Proof of parallelogram law of forces
Vertical vessels having height-to-diameter ratios greater than 8 and weighing more than 25,000 lb. (11300 kg), shall have bending stresses in the vessel shell/skirt checked, from t
Essence of Second Law: Sol: First law deals with conservation and conversion of energy. But it fails to state the conditions under which the energy conversion are possible.
determine crippling load for T section dims 12cm??12cm??2m and of length 6m it used as colum with one of its end fixed and other hinged E=2??10 power 5 N/mm2
Q. Why we need Ambient Air Temperatures? Climatic temperatures and humidity conditions will have an impact on the type of equipment selected for the plant. A type of "wind c
design summarised of milling fixture
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