1 jig & fixture design. 2 purpose of tool design unit1
TRANSCRIPT
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Jig & Fixture Design
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Purpose of Tool design
Unit1
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Purpose of Tool Design
Tool design: the process of designing and developing the tools, methods, and techniques necessary to improve manufacturing efficiency and productivity
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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
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Purpose of Tool Design
Tool design objectives;• Increase production rate • Foolproof• Adequate tool life• Safety
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Purpose of Tool Design
Tool Design in MFG.• Manufacturing for global
competitiveness required the success of concurrent engineering
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Tool Design in MFG.
Planning the DesignManage information
resources• Part Drawings• Production Plan• Alternatives
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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
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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
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Tool Design in MFG.
Planning the DesignAlternatives: 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?
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Tool Design in MFG.
Challenges to the Tool Designer
Understand the extent of these additional duties
• Design• Supervision• Procurement• Inspection
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Tool Design in MFG.
Challenges to the Tool Designer
Design:Develop the drawings and
sketches of the tool design ideas
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Tool Design in MFG.
Challenges to the Tool Designer
Supervision:Good working relationship
with the group of skilled people
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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
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Tool Design in MFG.
Challenges to the Tool Designer
Inspection:Inspect the tool drawing
and finished tool to ensure specifications
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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
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Purpose of Tool Design
Requirement to become a tool designer
• Understand basic toolmaking methods
• A knowledge of technical mathematics
• Geometric dimensioning and tolerance
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Purpose of Tool Design
Requirement to become a tool designer
• CAD drafting skills• File management• Electronic communication
skills