Introduction To Computer Aided Engineering Graphics
Engineering Graphics Engineering Graphics is the principal method of communication in the field of engineering and science . the graphics of engineering design and construction is one among the most…
Types of Patterns
Single Piece or Solid Pattern In a simple solid pattern, one side is made flat which serves as a parting surface. In this case, the mold cavity will be entirely…
Types of Molding Sand
Molding sands are classified according to their use into a number of varieties. These are described as follows: Green Sand It is a mixture of silica sand with 18 to…
FOUNDARY
Introduction Foundry practice deals with the process of making castings in molds, formed in either sand or some other material. The process involves the operations of pattern making, sand preparation,…
Square Rod
Aim: To make an Square rod from a given round rod, by using hand forging operation. Sequence of Operation: Precautions:
Blacky Smithy
S-Hook Aim: To make a S -hook from a given round rod, by following hand forging operation. Sequence of Operation Precautions:
One Light controlled by 2 Two – way Switches
Aim: To give connection to one light, controlled by two – way switches. Sequence of operation: Precautions:
House Wiring
Two Lights controlled by one switch in series Aim: To give connection to two lights , controlled by one switch in series. Sequence of Operation: Precautions:
HOUSE WIRING
Power is supplied to domestic installations through a phase and a neutral, forming a single phase A.C.230V, two-wire system. For industrial establishments, power is supplied through three-phase four wire system,…
Rectangle Tray
Aim: To make a rectangular tray, using the given sheet metal. Tools: Steel rule, try-square, divider, scriber, straight snip, mallet, ball – peen hammer and hatchet stake. Note: 1. All Dimensions are in…
