MachineTool

1、s 機(jī)械加工是通過(guò)以碎片的形式去掉多余的材料使毛坯變成工機(jī)械加工是通過(guò)以碎片的形式去掉多余的材料使毛坯變成工 件的形狀，或者是提高上一道工序中工件的尺寸精度和表面件的形狀，或者是提高上一道工序中工件的尺寸精度和表面 質(zhì)量。機(jī)械加工通常不需要其他的技術(shù)就能生產(chǎn)特定集合形質(zhì)量。機(jī)械加工通常不需要其他的技術(shù)就能生產(chǎn)特定集合形 狀、尺寸和表面質(zhì)量的產(chǎn)品。狀、尺寸和表面質(zhì)量的產(chǎn)品。 Machining aims to generate the shape of work- piece from a solid body,or to improvethe tolerance a nd surface fi

2、nish of a previously formed work- piece,by removing excess materials in the form of ch ips.Machining iscapable of creating geometric configurations,tolerances,and surface finishes often unobtainable by any other technique. GrindingMachines磨床 Grindingisachip- makingmetalcuttingprocess,everybitasmucha

3、sturni ngormilling,exceptthatitsperformedona“micro”leve lwherethechipsaretoosmalltobeeasilyseenandide ntified.AnotherbasicdifferencebetweenGrindingandit slarge- scalecousins,isthatthegrinding“tools”,whichareabra siveparticles,arenotuniformlyshapedandorientedint hecarrier,beitawheel,stone,orsomeother

4、device. 磨削加工時(shí)微量金屬切削加工過(guò)程，磨床加工形成的切削 非常小，以至于難以被看見(jiàn)和識(shí)別。磨床與其他機(jī)床另一 個(gè)區(qū)別是磨床的刀具是磨粒，在刀架上并沒(méi)有一樣的外形 或方向，有可能是輪子，石頭或者其他的設(shè)備。 MillingMachine銑床 Millingisoneoftheversatilecuttingprocesses.Itcanal lclassifyaccordingtotheorientationoftoolrelativelytot hework- piece.Horizontalmillshavetheaxisofthecutterparallel tothework- piecesurface.Thecutteraxisisusuallyhorizontal,withb othendsofthecuttersupported. 銑削是一種通用的加工過(guò)程。銑床能夠按刀具