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

Defects involving inadequate bonding, Defects Involving Inadequate Bonding ...

Defects Involving Inadequate Bonding Lack of fusion Involves lack of complete melting and fusion of some portion of the weld metal in a joint. It may occur either bet

Multiple spot welding, Multiple Spot Welding This is a modification of sp...

Multiple Spot Welding This is a modification of spot welding, in which two or more than two welds can be obtained simultaneously from each transformer secondary. For specific pro

Lubrcants, what is the difference between mineral and vegetable oils in ter...

what is the difference between mineral and vegetable oils in terms of oiliness and oxidization?

#title.THERMODYNAMICS., what are the limitations of first law of thermodyna...

what are the limitations of first law of thermodynamics?

Ice engine, of which material parts of ice engine are made?

of which material parts of ice engine are made?

Wire melting characteristics, WIRE MELTING CHARACTERISTICS A non linear r...

WIRE MELTING CHARACTERISTICS A non linear relationship exists between the rate at which the wire is fed into the arc and the current required to burn it off to maintain a constan

Joint details and preparations, Joint Details and Preparations Joints s...

Joint Details and Preparations Joints shall be prepared by machining, flame cutting with grinding to bright metal or air-carbon arc gouging with grinding to bright metal such t

Illustrate about the term bearing capacity, Illustrate about the term beari...

Illustrate about the term bearing capacity? The bearing capacity of a soil mass frequently termed as the ability of the soil to carry the loads without any failure. The foun

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