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METALWORK MACHINES

CONTENT

  1. Types of Metalwork Machines.
  2. Functions of the Different Types of Machines.

Definition of Machine Tools

A machine tool is a machine that cut metals and perform some other operations by manipulation of its parts. The five basic machine tools are:

  1. Lathe
  2. Shaper and planer
  3. Milling machine
  4. Grinding machine
  5. Drill press

THE MILLING MACHINE

It is of two kinds; the vertical and horizontal milling machine. It can be used to perform what is called up-cut or down-cut. Using either method, the machine is used to:

  1. Cut gear
  2. Cut grooves
  3. Cut splints.

Metalwork machines - the milling machineMilling Machine

DRILL PRESS

Drill press is used for boring or drilling holes in thick metals whose diameter is beyond 25mm. The drill press has its essential features:

  1. An electric motor which drives the drill.
  2. A variable vee-belt that can be changed to select different speed.
  3. A hand lever controlling the up and down movement of drill.

Lesson tags: Basic Technology Lesson Notes, Basic Technology Objective Questions, JSS2 Basic Technology, JSS2 Basic Technology Evaluation Questions, JSS2 Basic Technology Evaluation Questions Second Term, JSS2 Basic Technology Objective Questions, JSS2 Basic Technology Objective Questions Second Term, JSS2 Basic Technology Second Term
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