Describe split pattern or two piece pattern, Mechanical Engineering

Assignment Help:

Split pattern or two piece pattern

This is the most widely used type of pattern for intricate castings. When the contour of the casting make sits withdrawal from the mould difficult, or when the depth of the casting is too high, then the pattern is split into two parts so that one part is in the drag and the other in the cope. The split surface of the pattern is same as the parting plane of the mould. It is shown in the figure

41_Split pattern or two piece pattern.png

 

Figure- Split Pattern

 

The two halves of the pattern should be aligned properly by making use of the dowel pins which are fitted to the cope half. These dowel pins match with the precisely made holes in the drag half of the pattern and thus align the two halves properly as seen in Figure.


Related Discussions:- Describe split pattern or two piece pattern

Advantages-disadvantages of transparent polymeric, (a) List several advanta...

(a) List several advantages and disadvantages of using transparent polymeric materials for eyeglass lenses. (b) Cite four properties (in addition to being transparent) that are

Advantages of e-nrz over nrz, A modified NRZ code known as enhanced-NRZ (E-...

A modified NRZ code known as enhanced-NRZ (E-NRZ) operates on 7-bit words; inverting bits 2,3,6 and 7; and adding one parity bit to each word. The parity bit is chosen to make the

Automobile, how when gear changes speed is ups

how when gear changes speed is ups

Hydrostatic law, validity on compressible and incompressible fluids

validity on compressible and incompressible fluids

How much Torque required, hi how much torque required to move 100kg in a sk...

hi how much torque required to move 100kg in a skate board with a wheel diameter of 1.8 inch

System of parallel forces - mechanics, System of parallel forces: A r...

System of parallel forces: A rigid body is subjected to system of parallel forces as shown in the figure. Reduce this system to, ( i ) A single force system ( i

Agriculture, i am thinking that neglecting the foot gears and put hand gear...

i am thinking that neglecting the foot gears and put hand gears instead of it in two wheelers .so what is the procedure

Occupational safety acts, Occupational Safety Acts The occupational sa...

Occupational Safety Acts The occupational safety Acts are intended to cover every employees (even if single) and all kinds of employers from manufacturing and construction to

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd