设计开模DFM样本实用教案

1、index Mold basic information 1. Mold structure: 1.1 Parting line ; 1.2 Gate type/position; 1.3 Ejection type/position; 1.4 Mold layout ; 2. Part analysis: 2.1 Draft angle analysis (green without draft angle); 2.2 Thickness analysis;3. Suggestion for part:第1页/共27页第一页，共27页。Part data-37-05385part nameB

2、ASE PER EROGATOREpart size(mm)L: 71mm W: 70.2mmH: 20.6mm weight (g)10 gr surface finishCavity: diamond polishCore: #320 sand papermaterialABS SINKRALL C442shrink. rate0.55%第2页/共27页第二页，共27页。Part data-37-05387part nameVASCHETTA EROGATOREpart size(mm)L: 56mmW: 54mmH: 2mmweight (g)39grsurface finishCavi

3、ty: #600 sand paperCore: #320 sand papermaterialABS SINKRALL C442shrink. rate0.55%第3页/共27页第三页，共27页。Mold dataMould No.GDM1654Mold steelCavity: 1.2083 HRC 50-52Core : 1.2083 HRC 50-52Slide : 1.2083 HRC 50-52mold base: S50CMold part standardEquivalent HASCONumber of Cavities1+1Gate typeCold runner+sub

4、gateEjection typeEjector pinCooling byWater 第4页/共27页第四页，共27页。 1.11 Parting line CavityPLCore 第5页/共27页第五页，共27页。 1.12 Parting line CavityPLCore 第6页/共27页第六页，共27页。 1.13 Parting line- insertCavity side(red line)Core side(red line)第7页/共27页第七页，共27页。 1.14 Parting line- insertCore side(red line)Cavity side(r

5、ed line)第8页/共27页第八页，共27页。slide side(red line)slide slide 1.15 Parting line-slide第9页/共27页第九页，共27页。 1.2 Gate injection positionCold runner+sub gateCold runner+sub gate第10页/共27页第十页，共27页。1.3 Ejection type positionEjector pinstraight ejector block第11页/共27页第十一页，共27页。TOP 1.4 Mold layout slide slide 第12页/共2

6、7页第十二页，共27页。2.1 Draft angle analysis第13页/共27页第十三页，共27页。2.11 Draft angle analysis第14页/共27页第十四页，共27页。2.2 Thickness analysis第15页/共27页第十五页，共27页。2.21 Thickness analysis第16页/共27页第十六页，共27页。3.11 Suggestion for partNo draft angle for green surface, suggest to add 1 degree by cut material, please confirm !we

7、will add 1degree draft angle.第17页/共27页第十七页，共27页。3.12 Suggestion for partNo draft angle for green surface, suggest to add 1 degree by cut material, please confirm !we will add 0.5degree draft angle.第18页/共27页第十八页，共27页。3.13 Suggestion for partIn order to make parting line simple, suggest change draft a

8、ngle to core side from cavity by cut some material as red line, please confirm !we will modify the part.第19页/共27页第十九页，共27页。3.14 Suggestion for part1.00MM1.10MM In order to avoid sink mark, suggest to make all ribs same as right view, please confirm !we will modify the part (cut material on inner sid

9、e).第20页/共27页第二十页，共27页。In order to avoid thin steel, suggest to cut some rib as line area(both side), Please confirm !3.15 Suggestion for part0.8mmwe will modify the part .第21页/共27页第二十一页，共27页。3.16 Suggestion for partIn order to increase the wall thickness for ejector sleeve, please keep the size for

10、“W” to 1mm, suggest reduce the angle for blue surface, cancel the radius as red surface, increase the wall thickness for the boss, please confirm !AAAAAAAAAASECTION A-AW第22页/共27页第二十二页，共27页。3.17 Suggestion for partThere are under cut on blue surface, suggest remove the radius, please confirm !第23页/共2

11、7页第二十三页，共27页。3.18 Suggestion for partThere are under cut on blue surface, suggest change the draft angle to solve it, please confirm !第24页/共27页第二十四页，共27页。3.19 Suggestion for partThere are under cut on red line area, suggest change the draft angle to solve it by cut material(both side), please confirm !第25页/共27页第二十五页，共27页。3.20 Suggestio