CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
NC systems are classified on the basis of type of control system used as follows.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Rapid development in the field of electronics such as integrated circuit, large scale integrated circuits and development of minicomputer lead to the development of minicomputers-based CNC machine tools.
CNC Machines - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
Numerical control (NC) refers to a form of programmable automation in which the mechanical actions of a machine tool or other equipment are controlled by a program containing coded alphanumeric data encoded on a storage medium.
Introduction
Subject and UNIT: Manufacturing Technology: Unit IV: CNC Machines
In the late 1940's, T. Parsons formulated a method of using punched cards containing coordinate position data to control a machine tool.
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
problems for practice: Reciprocating Machine Tools - Manufacturing Technology
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
Solved Questions: Reciprocating Machine Tools - Manufacturing Technology
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
Two mark questions and answers: Reciprocating Machine Tools - Manufacturing Technology
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
It is a finshing process to remove the amorphous surface layer (thermally damaged) caused by grinding.
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
Grinding is one of the abrasive processes. Grinding is a metal removing process in which the metal is removed with the help of rotating grinding wheel.
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
Generally, the gear teeth are produced by any one of the gear forming or generating processes.
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
Gear generation is based on the fact that any two involute gears of the same module will mesh together.
Reciprocating Machine Tools - Manufacturing Technology
Subject and UNIT: Manufacturing Technology: Unit III: Reciprocating Machine Tools
The following forming methods for the manufacture of gears are