Wire Technology Process Engineering
Contents
- How Does Drawing Work?
- Questions And Problems
- A Brief History Of Technology
- Ancient And Early Technology
- The Nineteenth Century
- The Twentieth Century
- Further Reading
- Questions And Problems
- Twentieth Century Equipment Concepts
- Overview
- Benches
- Blocks
- Multiple Die Machines
- Other Inline Processes
- Questions And Problems
- Basic Engineering Variables Pertinent To Drawing
- General Quantities
- Quantities Describing The Workpiece And Die During Drawing
- Questions And Problems
- Basic Drawing Mechanics
- A Simple Drawing Stress Model
- Drawing Limits
- An Illustrative Calculation
- Wire Technology Process Engineering
- The Issue Of Optimum Die Angles And Δ Values
- Die Pressure
- Centerline Tension
- Plastic Flow Outside The Drawing Cone
- Effects Of Back Tension
- Questions And Problems
Drawing Temperature
- Contributions To The Drawing Temperature
- Temperature Measurement
- Inter Pass Cooling
- Practical Examples Of Drawing Temperature Effects
- Questions And Problems
- Drawing Speed
- Definition And Basic Formulas
- The Role Of Drawing Speed In Analysis
- The Effect Of Drawing Speed On Lubrication
- Some Practical Issues
- Questions And Problems
- Friction, Lubrication, And Surface Quality
- Modes Of Lubrication And Related Friction Response
- Physical Conditions In The Lubricant Layer
- Quantifying The Friction Stress
- Drawing With High Friction
- Redraw Stock Surface Conditioning Issues
- Characterization With Microscopy
- Illustrations Of Microscopic Characterization And Analysis
- The Development Of Chevrons (Crow’s Feet)
- Questions And Problems
- Drawing Die And Pass Schedule Design
- Wire Technology Process Engineering
- General Aspects And The Role Of Δ
- Common Die Materials
- Other Elements Of Die Design
