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explain hard or fixed automationmechanical controls consist of numbers of mechanism that create the required relative motion to complete an activity
explain the automation in machiningthe word automatic is derived from greek and it means self-moving or self thinking the word automation has been
explain bevel gear generating processthe fundamental of bevel gear generating process involves the rolling of a bevel gear blank on a crown wheel the
advantages of pinion cutter generating process1 a single cutter can be used for cutting all spur gears of identical pitch as that of the cutter2
explain the advantages of rack cuttera a single cutter of any specific pitch can cut gears of any number of teeth having similar pitchb the tooth
define rack cutter generating processthe rack cutter generating process is also called shaping process in this method the generating cutter has the
explain gear formingin gear form cutting cutting edge of the cutting tool has a shape similar with the shape of the space among the gear teeth two
calculation of material removal ratemrr wi - wf times 1000 78 times t 1wi initial weight of work piecewf final weight of work piecet period of
edm machine under varying cutting conditiona all the experiments have been conducted on a z numerically controlled nc oil die- sinking edm machineb
explain the application of electro chemical machining1 ebm has been used to perforate holes in glass fiber spinning head made from a heat resistant
define advantage and disadvantage of electron beam machiningadvantage 1 suitable for automatic machining2 absence of mechanical contact between
explain the electron beam machining electron beam machining is the metal removal process by a high velocity focused stream of electrons which heats
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define disadvantages of electro discharge machininga the wear rate on the electrode is significantly higherb the work piece must be electrically
define the advantages of electro discharge machining1 the surface finish obtained is very good2 this process can be used for any hard material3
define electro discharge machining in electro-discharge machining edm process the metal is removed from the work piece due to erosion caused by
applications and disadvantages of electro chemical machiningdisadvantage of electro chemical machining1 the tools are more difficult to design2
advantage of electro chemical machining1 as the tool does not come in contact with the work there for tool wear is practically nil2 the metal removal
define the application of abrasive jet cutting machines cleaning purpose cutting fine lines machining semiconductors drilling and cutting thin
define the disadvantages of abrasive jet cutting machines slow material removal rate stray cutting and hence accuracy is not good abrasive powder
advantages of abrasive jet cutting machines1 ability to cut brittle or heat sensitive material without damage2 capability to cut intricate holes in
define the abrasive jet cutting machines1 abrasive jet cutting machines which are used to cut sheet materials or to remove materials of work piece
explain the newer machining processes in recent years a number of new material have been developed which are being commonly used in space research
define 3-d lathe tool dynamometerit is possible to measure three dimensional cutting tool component with the help of 3-d lathe tool dynamometer in
explain the effect of cutting speedincrease in cutting speed improves the surface finish due to the continuous reduction in built up edge the curve a