超声波焊接结构设计焊接筋的角度120°90°60°45°超声焊接结构基本型WW64W4W8BasicEnergyDirector超声焊接结构阶梯型1.50.50.050.5(0.5)60°StepJoint超声焊接结构阶梯型BeforeAfterChiselenergydirector45º0.015to0.019”tall(0.4to0.5mm)0.060”(1.50mm)W8+0.010”to0.025”(0.25to0.64mm)ChiselEdge超声焊接结构阶梯型0.80.370.030.4(0.5)45°StepJoint超声焊接结构阶梯型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0.8mm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)防止位置偏移引導孔防止位置偏移引導加厚部(0.7)阶梯型设计及用处防止溢料改善外观阶梯型设计例子榫槽型设计例子超声线及火花纹设计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0.13~0.2975μm0.30~0.44115μm0.45以上150μm提高強度方式:超声线及火花纹ED高度咬花面深度可防止横向滑動超声线及火花纹样板刀边型加上火花纹超声熔化效果无火花纹有火花纹超声焊接结构阶梯型ContinuousCriss-CrossEnergyDirector超声焊接结构榫槽型3.01.50.62.00.7(0.7)角度3~5°Tongue&Groove超声线设计的限制某些塑胶材料不能有效焊接–特別是“半晶性”塑胶材料焊接解决方法–剪切型剪切连接(ShearJoint)设计InterferenceBeforeAfterFixtureDepthofWeldMin.Lead-in0.020”(0.5mm)剪切连接的焊接深度一般1.25w最少0.5w最多1.75w45°2.00.8以上0.050.4WWShareJoin①超声焊接结构剪切型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2.00.050.3ShareJoin②W0.80.40.03ShearJointW超声焊接结构剪切型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”(+0.075mm)剪切设计例子剪切设计例子剪切设计的长处焊接強度高,防水效果佳减少“假焊”现象出現适合大多数塑料材料剪切设计的限制要求高精准度的塑件需要较強的支持焊接面多为正多边形或圆形