电器外壳建模实例.ppt

Click to edit Master title style,Click to edit Master text styles,Second level,Third level,DASSAULT SYSTEMES-Date Page,*,Functional Modeling Demonstration Script,Lionel ANES,Scenario,The aim of the demonstration is to design a part using the new Functional Molded workbench.,This demonstration is available with CATIA V5 R12.,2,DASSAULT SYSTEMES-Date Page,Enter,the,Molded,Part Design,Workbench,.,Switch,to,the,Molded,Part Design,Workbench,.,Go to,3,DASSAULT SYSTEMES-Date Page,Reserved,Space,.,Style Specifications consist in a Extrude cut.,To obtain the desired external surface,we have no choice but to define a protected volume using a Cutout feature.,To obtain the desired internal surface,we have to define protected volumes,External Reserved Area Profile.,Internal Details.,Internal Reserved Area,External Details.,4,DASSAULT SYSTEMES-Date Page,Define,the,volume to,be,Cut,.,To,define,the,volume select,the,Base_Rectangular,and,Extrude it.,Method:At distance.,First length:40mm.,Draft from profile:2deg.,5,DASSAULT SYSTEMES-Date Page,Global Shell,Specifcation,.,To,define,the,2 faces to,be,removed,and,the,Thickness,of,the,Shell.,Thickness:2.5mm.,First length:40mm.,6,DASSAULT SYSTEMES-Date Page,Reserved,Space,outer,of,the,volume.,Select,Outer_Cutout,select,Cutout,icon,and,apply,the,parameter,in,the,Cutout,window,.,7,DASSAULT SYSTEMES-Date Page,Screw,Protected,Volume.,To,define,the,Screw,protected,area.,Thickness:2mm.,First length:40mm.,Fist Limit:1deg.,8,DASSAULT SYSTEMES-Date Page,The,Screwhead,Protected,Volume.,To,define,the,Screwhead,protected,area,with,a,Draft,.,First length:18mm.,Reverse Direction,Fist Limit:1deg.,9,DASSAULT SYSTEMES-Date Page,Airing,Protected,Volume.,To,define,the,Airing,protected,area.,First length:30mm.,Second length:-10mm.,Fist Limit:1deg.,10,DASSAULT SYSTEMES-Date Page,Adding,Ribs,.,To,define,the,Ribs,area,select,Rib,and,Holes,with,same,parameters,.,Thickness:7mm.,First length:12mm.,Second length:-6mm.,Apply from:First Limit.,First Limit:-1deg.,11,DASSAULT SYSTEMES-Date Page,Adding,Ribs,.,To,define,the,front_Rib,area.,Thickness:Use Body Thickness.,First length:-12mm.,Second length:-6mm.,Apply from:First Limit.,First Limit:-1deg.,12,DASSAULT SYSTEMES-Date Page,Define,the,Volume to,be,Added,.,To,define,the,volume select,the,Reinforcement,and,Extrude it.,Method:At distance.,First length:30mm.,Second length:-15mm.,Draft from first limit:-2deg.,Radius:0.5mm(lateral and second).,Thickness:2.5mm.,Behavior:Added.,13,DASSAULT SYSTEMES-Date Page,Define,a,protected,area.,To,define,the,protected,area select,Inner_pocket,.,Method:At distance.,First length:60mm.,Second Length:-25mm.,14,DASSAULT SYSTEMES-Date Page,Define,a,protected,volume.,To,define,the,volume select,the,inner_pocket,airing,and,Extrude it.,Method:At distance.,First length:97.5mm.,Second Length:-76.65mm.,Protected Volume.,15,DASSAULT SYSTEMES-Date Page,Define,a,protected,volume.,To,define,the,volume select,the,inner_pocket_2,and,Extrude it.,Method:At distance.,First length:100mm.,Second Length:-97mm.,Protected Volume.,16,DASSAULT SYSTEMES-Date Page,Define,a,protected,volume.,To,define,the,volume select,the,front_pocket,and,Extrude it.,Method:At distance.,First length:40mm.,Mirrored extent.,Protected Volume.,17,DASSAULT SYSTEMES-Date Page,Define,a Boss volume.,To,define,the,volume select,the,Back_pocket,and,Extrude it.,Method:At distance.,First length:3mm.,Mirrored extended.,Thickness:3mm.,Draft from profile plane.,First angle:2deg.,18,DASSAULT SYSTEMES-Date Page,Define,a,protected,space,element,.,To,define,the,volume select,the,Cut,and,Extrude it.,Method:At distance.,First length:40mm.,Protected Volume.,19,DASSAULT SYSTEMES-Date Page,Define,a,protected,area.,To,define,the,volume select,the,Cut,and,Extrude it.,Method:At distance.,First length:10mm.,Protected Volume.,Draft angle:-5deg.,20,DASSAULT SYSTEMES-Date Page,To define a Grill.,To,define,the,Grill.,First,Select,the,Grill,sketcher,and,the,Gribs,Sketcher,.,Normal to face.,Width:3mm.,Offset:2.5mm.,Draft angle:-2deg.,21,DASSAULT SYSTEMES-Date Page,Adding,Ribs,.,To,define,the,Gribs,area.,Thickness:2.5mm.,22,DASSAULT SYSTEMES-Date Page,To Define Fillet.,To,define,fillet,.,1 edge:Radius 4mm,11 edges:Radius 1mm.,14 edges(,Gribs,):Radius 1.25mm,23,DASSAULT SYSTEMES-Date Page,To,define,a Grill,To,define,the,Grill.,Boundary,Sketch.27.,Ribs,Sketch.28,Spike ProfileSketch29,.,Direction:-Z.,24,DASSAULT SYSTEMES-Date Page,Define,a,protected,area.,To,define,a,protected,volume.,Create a sketcher and select Pocket icon to make a Pocket like under.,25,DASSAULT SYSTEMES-Date Page,Modifications,To,modify,the,tree,Click MB3 on a Feature and reorder-it.,Make a,Dragdrop,with the same feature.,Move,the,compass,on a,planar,face,of,the,Pocket,.,The compass should be green.,Select the Pocket on the tree and move it.,26,DASSAULT SYSTEMES-Date Page,The End,The part is finish,27,DASSAULT SYSTEMES-Date Page,