Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
list out the types of fixtures milling fixtures lathe fixtures grinding fixtures broaching fixtures assembly fixtures inspection fixtures boring
define cam operated clamp1 the cams operated clamp find wide application and are fast and positive in action2 these should not be used where
define the types of clamping device clamping screw hook bolt clamp lever clamp a bridge clampb heel clampc swinging strap clampd hinged clamp
explain clamping devicesa clamp is a device that holds the work piece firmly against the locators provided and also resists all forces generated by
explain principle of design of jig and fixturewhile designing jigs and fixtures following considerations should kept in mind reduction of idle time
explain the importance of jigs and fixtures enhance productivity rapid production work reduces manufacturing costs complex and heavy components can
define jigs and fixtures jigs a jig is a device in which a component is held and located for specified operations in such a way that it will guide
define cam - application of computers in manufacturing cam can be simply defied as the application of computers in manufacturing most elaborately cam
explain numerical control nc procedurea process planning - this is listing of the sequence of operation to be performed during manufacturing of a
define the basic components of an nc systemthe basic components of an nc system are as followa programmer of instruction - it is a set of direction
illustrate the explanation of nc machine toolsnumerical control nc is considered to be an improved control for machine tools that provides higher
explain the disadvantages of automationa initial cost is higher providing additional features in machine toolsb skilled personnels are required for
explain the advantages of automation1 there is an increase in productivity2 the unit cost is reduced as larger number of components can be
define cases in which automation is doneautomation is done in following cases-a loading and unloading of partsb automatic production linesc automatic
explain soft or flexible automationthis system uses tape a hand-held control box microprocessors programmable logic controllers or computers the
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