2. Dukane
  3. Ultrasonic Step Energy Director Joint

Dukane Ultrasonic Step Energy Director Joint Design Guide

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Intelligent Assembly Solutions
Dukane Intelligent Assembly Solutions 2900 Dukane Drive St. Charles, Illinois 60174 USA Tel (630) 797-4900 Fax (630) 797-4949
www.dukane.com/us us_caddata@dukane.com ussales@dukane.com
CONFIDENTIAL INFORMATION
Ultrasonic Step Energy Director Joint
Customer Name:
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Dimension
General Guidelines
Recommended Size
W
Wall Thickness
Minimum 0.060" (1.52mm) and/or 4B
B
Energy Director Base Width
0.006" - 0.030" (0.15mm - 0.76mm)
A
Energy Director Height
B/2 or 0.866B
T
Energy Director Wall Width
2/3 W
H
Energy Director Wall Height
2/3 W
G
Step Width
T + C
D
Step Depth
H + 0.001" (0.03mm)
S
Step Side Wall Width
Minimum 0.035" (0.89mm)
C
Clearance
0.002" to 0.004" (0.05mm - 0.10mm)
E
Energy Director Angle
60° or 90°
Collapsed
The step energy director joint for
ultrasonic welding is used to obtain a
strong and sometimes leak tight weld.
This type of weld joint contains melt well
on one side for parts where flash is
acceptable on one side of the joint but
not on the other.
Melt Flow Direction
/