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Design for Mechanical Assembly and Constraint Based Design
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Introduction
What is Product architecture ?
Mechanical assembly in product architecture
Interfaces in Assembly
Integral vs Modular Design
Summary : Integrity vs Modularity and how it affects assembly
Mechanical design process - role of assembly design
Importance in design : Quantifying impact
Manufacturing Costs and Generic Principles in Designing for assembly
Generic Rules of Thumb
Role of Tolerance and Fits in Assembly
Summary of Tolerancing
Characteristics of an Optimized Design
Factors which affect insertion
Factors which affect Handling of parts
Reducing Part count and Standardization
Case studies in reducing Part count
Self Aligning Design features
Blind access and engagement time of fasteners
Case study in Fastener Access
Entangling and Nesting of Parts
Effect of Part shape, size, thickness on Handling time
Effect of Part Symmetry on Handling and Insertion
Summary - Part symmetry
Jamming - What is it ? and how it is prevented
Welding assembly considerations
Self Aligning features in welding and weld gun access
What is Poka yoke or Error proofing in mechanical assemblies?
Advantages of Poka Yoke
Using Slots for Assembly
Case studies in Designing for Assembly 1
Case studies in Designing for Assembly 2
What are Degrees of Freedom
What are Joints in mechanical systems?
Structure vs Mechanism and concept of Redundancy
Pinned vs Fixed joint
Problems with Over Constraint and Under Constraint
Examples of Redundant connections
Disadvantages with Redundant constraint based design
What is Exact Constraint based design?
Designing an assembly with Minimum constraints
Practical Examples of constraint optimized design
More examples in Redundant constraints
Nesting force and constraining a 2D Plate
Rules to avoid Over-Constraint
Nesting Force Window
Examples of Applied Constraint based design 1
Examples of Applied Constraint based design 2
Introduction
Introduction
What is Product architecture ?
Mechanical assembly in product architecture
Preview
Interfaces in Assembly
Preview
Integral vs Modular Design
Summary : Integrity vs Modularity and how it affects assembly
Mechanical assembly in Design process
Mechanical design process - role of assembly design
Importance in design : Quantifying impact
Manufacturing Costs and Generic Principles in Designing for assembly
Principles in design and Rules of thumb
Generic Rules of Thumb
Role of Tolerance and Fits in Assembly
Summary of Tolerancing
Characteristics of an Optimized Design
Factors which affect insertion
Preview
Factors which affect Handling of parts
Reducing Part count and Standardization
Case studies in reducing Part count
Self Aligning Design features
Blind access and engagement time of fasteners
Case study in Fastener Access
Entangling and Nesting of Parts
Effect of Part shape, size, thickness on Handling time
Effect of Part Symmetry on Handling and Insertion
Summary - Part symmetry
Jamming , welding considerations and Poka Yoke
Jamming - What is it ? and how it is prevented
Welding assembly considerations
Self Aligning features in welding and weld gun access
What is Poka yoke or Error proofing in mechanical assemblies?
Advantages of Poka Yoke
Using Slots for Assembly
Case studies
Case studies in Designing for Assembly 1
Case studies in Designing for Assembly 2
Introduction to Constraint based design
What are Degrees of Freedom
What are Joints in mechanical systems?
Structure vs Mechanism and concept of Redundancy
Pinned vs Fixed joint
Under constraint, Over constraint and Redundancy in assembly
Problems with Over Constraint and Under Constraint
Examples of Redundant connections
Disadvantages with Redundant constraint based design
Exactly constrained designs and Minimum constraints
What is Exact Constraint based design?
Designing an assembly with Minimum constraints
Practical Examples of constraint optimized design
More examples in Redundant constraints
Nesting force and constraining in 2D
Nesting force and constraining a 2D Plate
Rules to avoid Over-Constraint
Nesting Force Window
Examples in application of concept of constraint based design
Examples of Applied Constraint based design 1
Examples of Applied Constraint based design 2
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