凸轮式立卧两用换刀机械手与虚拟样机分析

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1、在SiemensNX6．0平台上进行了虚拟样机的研究和开发，加快了产品的开发速度，提高了产品的设计水平。关键词：加工中心，自动换刀机械手，凸轮机构，虚拟样机ⅡSTUDYoNCAMTYPEVERTICAL．HoRIZoNTALDUAL．USETooLCHANGINGMANIPULAToR&VIRTUALPRoToTYPEABSTRACTThepaperresearchanddesignonmachiningcentervertical-horizonmldual-usetoolchangingmanipulato

2、rbasedoncammechanismdesigntheory；usesoftwareSiemensNX6．0asthedevelopingplatformforthevirtualprototypedesign．·Intheresearch，thebeaerdesignschemewaschosenbycoMParingthreedifferentdesignschemes，anddetaildesigningandcalculatingaimedatthisdesignschemeWasimplement

3、ed．Mainlyresearchesasfollow：1．JawmachinerydesignofthemanipulatorThejawtypeofvertical—horizontaldual—usetoolchangingmanipulatorWasdefinedandthemachinerywasdesigned．2．DrivingpartdesignThemanipulatordrivingbythreeservomotor,respectively,drivenmanipulatorbringto

4、olsrotate180degree，drivenmanipulatorimplementvertical．horizontalconvertingandddvencamshaftcompleteplugginganddrawingtoolmotion．Duringthedesigning，firstlyconfirmthemotortype，andthenconfirmtheservomotor’Spowerandmodelthroughcalculation．Themanipulatorjaw’Smotio

5、niscontrolledbycylindertoimplementclampingandrelease．3．Vertical-horizontalconvertingmechanismdesignVertical．horizontalconvertingmechanismconsistsofdrivingshaft，couplingsandboxetc．，theservomotordrivenshaftbringmanipulatorrotate90degreeinordertoachievetheverti

6、cal-horizontalconverting．4．CammechanismdesignThemanipulator’StoolsplugginganddrawingactionisachievedbyusingflatCammechanism，anddrivenbyservomotor．Duringthedesigning，thedrivenIIIpart’Smotionruleisconfirmedaccordingthegeneraldesignrequests；accordingthedrivenmo

7、tionrule，theflatcam’stheoreticalcontourandactualcontourwasdrawout'thendesignedthecammechanism．5．VirtualprototypedesignBasedonabovedesignandcalculation，theflatcamtypevertical-horizontaldual-usetoolchangingmanipulator’SvirtualprototypeWasdesignedbyuseSiemensNX

8、6．0software．Theresearch’Smainlyinnovationpointsasfollow：-1．ThetransmissionpartdesigningandmanufacturingoftoolchangingmanipulatorWassimplifiedbyusingthethreeservomotorsdesignscheme，itsfitforthecu