TDSN 135 - Tool & Die Design I

2 Credit (2.25 lecture, 0 lab) 2.25 Contact Hours [TDSN 103 ]

This theory course is structured primarily for tool-and-die apprentice students. Lecture topics include: dies and die types, presses and press accessories, blanking and piercing dies, die life, die blocks, die sets, die materials and material utilization, and fundamental die accessories. Emphasis is on drop-through blank dies.
OFFERED: fall semesters

Course Goals; Objectives; Competencies
Goal 1: Examine the basic fundamentals of tool and die design theory

Examine the basic principles of blanking and piercing dies
Examine presses and press accessories
Know the basic theory of press working sheet metal
Calculate blanking force
Calculate stripping force on a die.
Calculate spring load, compression
Compare types of springs for pressure and stripping pads
Demonstrate the basic functions of progressive strip layout and processing of a part in a progressive die
Demonstrate the function and use of pilot pins and dies for locating/registry of sheet metal strips in a progressive die
Compare styles and designs of die block construction
Identify stock guides and methods for guiding stock in a sheet metal die
Compare shedder designs in stamping dies

Goal 2: Demonstrate the selection of components and materials

Select die materials and flat sheet metal
Understand the theory of how to layout basic part nesting for stamping dies
Know various types of punch retainers, steel designs, punch designs, and configurations
Examine the theory and purpose of die life
Compare types of standard die sets available and their precision
Identify strippers/pressure pads
Identify knockout devices for return type dies