Purpose of Tool Design Tool design objectives Provide
Purpose of Tool Design Tool design objectives; • ��������������������� Provide simple, easy operating tools for maximum efficiency • ����������� • Produce with lowest possible cost • ����������� Produce part with high quality
Purpose of Tool Design Tool design objectives; • ��������� Increase production rate • ����������� Foolproof • ����������� Adequate tool life • ������� Safety
Purpose of Tool Design in MFG. • Manufacturing for global competitiveness required the success of concurrent engineering
Tool Design in MFG. �������� Planning the Design ����������� Manage information resources • ��������� Part Drawings • �������� Production Plan • ��������������� Alternatives
Tool Design in MFG. Planning the Design Part Drawings: complete understanding of the part; – Overall size and shape – Condition of the material – Type of operation – Degree of accuracy – Number of producing – Locating surfaces
Tool Design in MFG. Planning the Design Production Plan: itemized list of mfg operations; – Type and size of m/c tool – Type and size of cutters – Sequence of operations – Previous operations performed
Tool Design in MFG. Planning the Design Alternatives: ensure the optimize method is chosen; – Should special tool be used? – Should multiple or single spindle m/c be used? – Should the tool be single or multi-purpose used? – What type of gauge be used? – Will the savings justify the cost of the tool?
Tool Design in MFG. Challenges to the Tool Designer Understand the extent of these additional duties • Design • Supervision • Procurement • Inspection
Tool Design in MFG. Challenges to the Tool Designer Design: Develop the drawings and sketches of the tool design ideas
Tool Design in MFG. Challenges to the Tool Designer Supervision: Good working relationship with the group of skilled people
Tool Design in MFG. Challenges to the Tool Designer Procurement: Choose the vender which meet the designer’s needs in the most timely, efficient, and reliable manner
Tool Design in MFG. Challenges to the Tool Designer Inspection: Inspect the tool drawing and finished tool to ensure specifications
Purpose of Tool Design Requirement to become a tool designer • Able to make mechanical drawings and sketches • Understand modern manufacturing methods, tools, and techniques • A creative mechanical ability
Purpose of Tool Design Requirement to become a tool designer • Understand basic toolmaking methods • A knowledge of technical mathematics • Geometric dimensioning and tolerance
Purpose of Tool Design Requirement to become a tool designer • CAD drafting skills • File management • Electronic communication skills
Jig and Fixture Design
Jig = ? Fixture = ?
Jig and Fixture ������� Clamps Chucks
Jig and Fixture ������� Vises Bushings
Jig and Fixture ������� Modular Fixturing Application
เอกสารอางอง Chapter 26 Jigs and Fixtures www. accd. edu/sac/engtech/CADD/Rstrube/TECHNCAL_DRAFT ING/Student%20 Tutorial%20 Power%20 Points/CH. 26 PPT 7 wastes http: //doi. eng. cmu. ac. th/~kobkit/index_files/Assignment/7%20 wa stes/7 wastes. ppt
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