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Design Principles and Applications of Progressive Dies

I. Types of Carriers-Applications, Limitations

A. Solid Carriers
B. Solid Center Carriers
C. Flexible Center Carriers
D. Side Carriers

II. Strip Starting and Piloting

A. Adjustable Gauges
B. Sight vs. Solid Stops
C. Lifters-Types and Uses
D. Pitch Notches

III. Trimming and Piercing

A. Types of Trimming
B. How Holes are Generated
C. Clearance Considerations
D. Slug Pulling-Ejectors, Punch Design, Air and Suction Methods
E. Match Cuts-dos and don'ts
F. Designing Errors out of Dies
G. Cam Piercing Techniques
H. Slug Removal Ideas
I. Punch Breakage Analysis
J. Punch Design Considerations
K. Getting Flat Parts the Easy Way
L. Stip Growth Problems
M. Pinch and "Break-off" Trim Methods
N. Shaving Techniques

IV. Forming

A. Springback
B. Grain Direction
C. Various Bending Techniques
D. The Best Method for 90º Bends
E. Various other 90º Techniques
F. Bend Problems/Solutions
G. Calculations for Tonnage Requirements

V. Webs/Carriers

A. Types of Webs
B. Wax Technique-Examples & War Stories

VI. Flanging

A. Progressive Development
B. Curling and Hemming Techniques
C. Coining
D. Extruding-How to be Successful
E. Formula to Adjust the Length of a Flange

VII. Pressure Pads

A. Definitions and Terminology
B. Forming up Flanges
C. Floating Punches/Nitrogen
D. Pad Balancing

VIII. Part Ejection

A. Blankthrough
B. Push-off Techniques
C. Scrap Push Method
D. Air and Powered Knockouts

IX. Drawn Shells

A. Reductions and Calculations of Maximum Reductions
B. Determining Blank Diameter/Size
C. The "Rubber Skin" Technique
D. Minimum and Maximum Draw Radius
E. Draw Ring Standoffs
F. Anatomy of a Drawn Part
G. Draw Postspecs for Success
H. Material Considerations for Draw
I. Draw Speed Factors
J. Rules for Success in Drawing
K. Draw Beads
L. Coating-What Works
M. Circle Grid Analysis Techniques

X. Processing

A. Definitions
B. Principles of Good Processing
C. Processing Examples
D. Techniques for Progressive Dies

To request more information, contact FMA's Education Department at 888-394-4362 or Jim Warren at 815-227-8213 or complete the form below.

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