超聲波塑件結(jié)構(gòu)設(shè)計理論

超聲波焊接結(jié)構(gòu)設(shè)計焊接筋的角度120°

90°60°45°超聲焊接結(jié)構(gòu)基本型WW64W4W8BasicEnergyDirector超聲焊接結(jié)構(gòu)階梯型1.50.50.050.5(0.5)60°StepJoint超聲焊接結(jié)構(gòu)階梯型

BeforeAfterChiselenergydirector45o0.015to0.019”tall(0.4to0.5mm)

0.060”(<1.50mm)W8

+0.010”to0.025”(0.25to0.64mm)ChiselEdge超聲焊接結(jié)構(gòu)階梯型0.80.370.030.4(0.5)45°StepJoint超聲焊接結(jié)構(gòu)階梯型0.400.170.030.20(0.30)StepJointJoinDesign①到ED為10mm

以下（0.5）1.50.50.050.560°R型肉厚達1.5mm程度時肉厚1.0mm程度時JoinDesign②0.3（0.03）0.4（0.5）45°~

60°1.0R型很重要肉厚約0.8

mm以下時JoinDesign③30°～45°0.250.03(0.4)0.50.40.8肉厚0.7mm以下時JoinDesign④防止位置偏移(斷差)0.7＞0.25(0.5)(0.9)防止位置偏移引導(dǎo)孔防止位置偏移引導(dǎo)加厚部(0.7)階梯型設(shè)計及用處防止溢料改善外觀階梯型設(shè)計例子榫槽型設(shè)計例子超聲線及火花紋設(shè)計Branson/Mold-TechTextureDesignationPatternDepthEnergyDirectorHeightBranson300Branson450Branson6000.003”0.0045”0.006”0.005”-0.011”0.012”-0.017”0.018”andup熔接強度提高咬花面加工0.13～0.29 75μm0.30～0.44 115μm0.45以上 150μm提高強度方式：超聲線及火花紋ED高度咬花面深度可防止橫向滑動超聲線及火花紋樣板刀邊型加上火花紋超聲熔化效果無火花紋有火花紋超聲焊接結(jié)構(gòu)階梯型齒型齒型高度約焊ContinuousCriss-Cross

EnergyDirector超聲焊接結(jié)構(gòu)榫槽型3.01.50.62.00.7(0.7)角度3～5°Tongue&Groove超聲線設(shè)計的限制某些塑膠材料不能有效焊接特別是“半晶性”塑膠材料焊接解決方法剪切型剪切連接（ShearJoint）

設(shè)計Interference

BeforeAfterFixtureDepthofWeldMin.Lead-in0.020”(0.5mm)剪切連接的焊接深度一般1.25w最少0.5w最多1.75w45°2.00.8以上<0.050.4WWShareJoin①

超聲焊接結(jié)構(gòu)剪切型45°2.00.8以上0.050.4MaximumPartDimensionInterferenceperSide(Range)PartDimensionToleranceLessthan0.75”(18mm)0.008”to0.012”(0.2to0.3mm)+0.001”(+0.025mm)0.75”to1.50”(18-35mm)0.012”to0.016”(0.3to0.4mm)+0.002”(+0.050mm)Greaterthan1.50”(35mm)0.016”to0.020”(0.4to0.5mm)+0.003”(+0.075mm)ShearJoint0.8以上2.0<0.050.3ShareJoin②W0.80.80.40.03ShearJointW超聲焊接結(jié)構(gòu)剪切型0.10.50.250.10.250.5ShearJointShearJointInterferenceMaximumPartDimensionInterferenceperSide(Range)PartDimensionToleranceLessthan0.75”(18mm)0.008”to0.012”(0.2to0.3mm)+0.001”(+0.025mm)0.75”to1.50”(18-35mm)0.012”to0.016”(0.3to0.4mm)+0.002”(+0.050mm)Greaterthan1.50”(35mm)0.016”to0.020”(0.4to0.5mm)+0.003”(+0.0