Maricopa Community Colleges  DFT235   19946-19965 
Official Course Description: MCCCD Approval: 02/22/94
DFT235 19946-19965 L+L 3 Credit(s) 6 Period(s)
Tool Design I
Layout and detail drawings involving fundamentals of design for manufacturing tooling including jigs and fixtures for drilling, milling and welding operations. Basic principles of the proper location, support and clamping of parts in jigs and fixtures and use of standard parts catalogs in the selection of tool design accessories. Prerequisites: DFT112 or equivalent.
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MCCCD Official Course Competencies:
 
DFT235   19946-19965 Tool Design I
1. Develop a manufacturing process specification for building a product using common machine tools. (I, II)
2. Identify the hardware employed in the manufacture of a product and define it as capital equipment, durable tooling, or perishable tooling. (I, III, IV, VII, VIII)
3. Construct a functional tool drawing in accordance with industrially accepted practice. (I, III, IV, VII, VIII)
4. Identify sources for and select standard tooling components to minimize design time and cost where appropriate. (I-VIII)
5. Apply a basic understanding of metallurgical properties in selecting a proper material, heat treat, and surface finish. (II)
6. Identify common machine tools, their durable and perishable tools. (III, IV)
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MCCCD Official Course Outline:
 
DFT235   19946-19965 Tool Design I
    I. Tool design for manufacturing
        A. Job classification
        B. Drawing types
        C. Design work orders
      II. Material selection and heat treatment
          A. Steel
          B. Nonferrous materials
          C. Heat treatment
        III. Cutting tool design
            A. Chip formation
            B. Single point cutting tool geometry
            C. High-speed steel tooling
            D. Carbide tooling
            E. Milling cutters
            F. Boring bars
            G. Drills, reamers, taps, and die heads
            H. Cutting forces, lubricants, and life cycles
          IV. Tool holders and adapters
              A. Spindles and adapters
              B. Tool holders
              C. Tool blocks
            V. Locating and clamping
                A. Locating principles and methods
                B. Clamping principles and methods
              VI. Jig design
                  A. Jig types
                  B. Bushing types and applications
                  C. Design considerations and process limitations
                VII. Fixture design
                    A. Commercial fixture components
                    B. Design considerations
                  VIII. Gage design
                      A. Standard and special gages
                      B. Use considerations
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