Design for Mechanical Assembly and Constraint Based Design from Udemy

Designing a mechanical systems involves many considerations . From Functional requirements, Aesthetics, Durability to Manufacturing and Assembly with assembly being a key aspect in terms of performance and cost.

Designing a system with assembly in mind requires an approach which focusses on the ease and speed of assembly . In a production setup where Time is money , efficient assemblies are very important .

Learning about how to plan and design systems so that they can be easily manufactured and assembled is one of the key tasks for a design engineers. This course introduces the key concepts to be considered when designing for assembly.

You will Learn :

- The context of assemblies in larger product development - product architecture

- What is modularity in assembly

- Importance of assembly ease - Costs associated

- Generic rules of Thumb and affect of Tolerances

- Part count reduction

- Handling , Insertion , Self aligning features

- Poka yoke features

- Case studies in Designing for assembly

Utilizing degrees of freedom or strategically constraining them is a design philosophy used to design precise and optimally constrained systems.

- What are redundant constraints in systems, structures

- When are they useful and when they are not?

- What is exact kinematic constraint assembly?

- Nesting force and constraining a plate in 2D

- Case studies and examples of the concept applied in practice

Learn about key fundamentals to keep in mind when designing for mechanical assembly and practices to inculcate , errors to avoid in practice.

Learn a new way of thinking about mechanical systems in terms of constraints and how to effectively utilize them for function and assembly.

In this 2 in 1 course covering key insightful concepts which can be put directly into practice by design engineers.

What's inside

Learning objectives

Learn about the basic concepts of designing for assembly
Importance of smooth assembly in design process
How to design for better insertion, alignment and reduction of parts
Design features for mistake proofing

Constraint based design approach
What are redundant constraints?
What is exact, minimum and over constraint

Learn about the basic concepts of designing for assembly
Importance of smooth assembly in design process
How to design for better insertion, alignment and reduction of parts
Design features for mistake proofing
Constraint based design approach
What are redundant constraints?
What is exact, minimum and over constraint

Syllabus

Introduction

Blind access and engagement time of fasteners

What is Product architecture? The Larger picture

Importance of Design of Assembly in Product architecture

Traffic lights

Read about what's good

what should give you pause

and possible dealbreakers

Explores modularity in assembly, which is a key consideration for design engineers aiming to optimize production setups and reduce manufacturing costs

Covers constraint-based design, offering a new way of thinking about mechanical systems and how to effectively utilize constraints for function and assembly

Examines the role of tolerances and fits in assembly, which is crucial for achieving desired performance and minimizing potential issues during the manufacturing process

Discusses poka-yoke (error-proofing) features, which are essential for preventing mistakes during assembly and ensuring the quality and reliability of mechanical systems

Requires learners to understand the role of tolerance and fits in assembly, which may require additional study for those without prior experience in manufacturing processes

Includes case studies in reducing part count, which is a valuable skill for design engineers seeking to simplify assemblies and lower production costs

Reviews summary

Design principles for assembly and constraints

According to learners, this course provides a solid foundation in key mechanical design principles. Students found the concepts of Design for Mechanical Assembly and Constraint Based Design to be particularly valuable. The course covers essential topics like part count reduction, handling and insertion considerations, and Poka Yoke features for assembly. Reviewers appreciated the explanations of fundamental principles such as degrees of freedom and types of constraints. While the course is seen as largely positive for building conceptual understanding, some feedback suggests it is primarily theoretical and may lack practical software demonstrations, making it best suited for those seeking a conceptual overview rather than hands-on application in specific CAD tools.

Assumes some prior engineering knowledge.

"To fully grasp the concepts, you should have a basic understanding of mechanical engineering principles."

"This course is probably best suited for those already in or studying engineering, rather than complete novices."

"Prior knowledge of mechanics made it much easier to follow the sections on constraints and degrees of freedom."

Concentrates on theory, not software tools.

"This course is heavy on theory and concepts, which is good, but don't expect any hands-on software demonstrations."

"It provides the 'why' and 'what' of design principles, but not the 'how' using specific CAD systems."

"While the concepts are important, it would benefit from showing how these principles are applied in modern design software."

Explains core design and constraint principles.

"The explanation of degrees of freedom and constraint types was very clear and helped solidify my understanding."

"I finally grasped the importance of exact constraint design after taking this course."

"The sections on tolerances and their role in assembly were particularly insightful."

Teaches concepts applicable to real-world design.

"I found the principles of designing for assembly directly applicable to my work as a design engineer."

"The concepts covered, like part handling and insertion, gave me practical things to look for in my designs."

"Learning about Poka Yoke features has been incredibly useful for preventing errors in assembly."

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Design for Mechanical Assembly and Constraint Based Design with these activities:

Review Basic Mechanical Engineering Principles

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Reinforce foundational knowledge of mechanical engineering principles to better understand the concepts of assembly and constraint-based design.

Browse courses on Statics

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Review textbooks or online resources.
Work through practice problems.
Focus on topics like tolerances and fits.

Review 'Product Design for Manufacture and Assembly'

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Gain a deeper understanding of DFA principles and methodologies by studying a comprehensive guide.

View Product Design For Manufacture And Assembly,... on Amazon

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Read the book's key chapters.
Analyze case studies presented.
Apply the DFA principles to a sample product design.

Design a Simple Assembly

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Apply the concepts learned in the course by designing a simple mechanical assembly, focusing on ease of assembly and constraint-based design principles.

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Choose a simple product to redesign.
Analyze the existing assembly process.
Redesign the product for easier assembly.
Document the design changes and rationale.

Four other activities

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Show all seven activities

Create a DFA Checklist

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Solidify understanding of DFA principles by creating a checklist of key considerations for designing mechanical assemblies.

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Review the course materials.
Identify key DFA principles.
Create a checklist with actionable items.
Organize the checklist logically.

Tolerance Stack-Up Analysis

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Practice tolerance analysis to ensure proper fit and function of assembled parts, reinforcing the importance of tolerance considerations in design.

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Select an assembly with multiple parts.
Identify critical dimensions and tolerances.
Perform a tolerance stack-up analysis.
Document the results and recommendations.

Review 'Kinematic Design of Machines and Mechanisms'

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Deepen understanding of constraint-based design principles by studying a comprehensive guide on kinematic design.

View Kinematics, Dynamics, and Design of Machinery on Amazon

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Read the book's key chapters.
Analyze examples of kinematic designs.
Apply the principles to a sample design problem.

Contribute to an Open Source CAD Project

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Enhance skills by contributing to an open-source CAD project, focusing on assembly features or constraint-based design tools.

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Find an open-source CAD project.
Identify a relevant area to contribute to.
Contribute code, documentation, or testing.
Participate in the project's community.

Career center

Learners who complete Design for Mechanical Assembly and Constraint Based Design will develop knowledge and skills that may be useful to these careers:

Design for Manufacturing Engineer

The design for manufacturing engineer (DFM) focuses on optimizing product designs for efficient manufacturing and assembly. This course, directly addressing design for assembly principles, offers insights into how to minimize manufacturing costs, improve assembly speed, and reduce errors. The course's coverage of topics like part count reduction, handling, and insertion directly aligns with the responsibilities of a design for manufacturing engineer. The detailed discussion of tolerances and fits in assembly may also prove insightful for the design for manufacturing engineer.

See salaries and explore the career path for Design for Manufacturing Engineer

Assembly Process Engineer

An assembly process engineer specializes in designing and optimizing assembly processes for manufactured products. This course provides a deep dive into the key concepts of design for assembly, enabling assembly process engineers to develop more efficient and cost-effective assembly methods. Topics such as part handling, insertion, and self-aligning features are particularly relevant to this role. Understanding constraint-based design can improve the assembly process. The course also discusses error proofing in mechanical assemblies which are highly beneficial to the assembly process engineer.

See salaries and explore the career path for Assembly Process Engineer

Manufacturing Engineer

A manufacturing engineer focuses on improving production efficiency and reducing manufacturing costs. This course helps engineers understand how design choices impact assembly ease, costs, and overall manufacturing efficiency. The course's emphasis on designing systems that are easily manufactured and assembled directly benefits a manufacturing engineer's ability to optimize production processes. Furthermore, the discussion of tolerances, part count reduction, and self-aligning features provides practical knowledge for improving manufacturability. Learning about error proofing methods can greatly benefit the manufacturing engineer.

See salaries and explore the career path for Manufacturing Engineer

Mechanical Designer

The mechanical designer creates detailed designs and 3D models of mechanical components and systems. This course helps mechanical designers understand the principles of design for assembly, enabling them to create designs that are easier and more efficient to manufacture and assemble. With the knowledge gained from this course, a mechanical designer can optimize designs by reducing part count, incorporating self-aligning features, and minimizing assembly time. The topics of constraint-based design and degrees of freedom is useful to a mechanical designer. The course enhances one's ability to create designs that are functional and manufacturable.

See salaries and explore the career path for Mechanical Designer

Product Design Engineer

A product design engineer is responsible for designing and developing new products or improving existing ones. This course helps product design engineers incorporate design for assembly principles into their product development process, resulting in products that are easier to manufacture, assemble, and maintain. A comprehensive understanding of modularity in assembly, the importance of assembly ease, and the impact of tolerances, all discussed in the course, are directly applicable to the work of a product design engineer. The product design engineer may find the case studies particularly helpful.

See salaries and explore the career path for Product Design Engineer

Value Engineer

A value engineer analyzes the function of products and processes to identify areas where costs can be reduced without sacrificing performance or quality. This course may help value engineers by providing a framework for understanding the cost implications of different design choices related to assembly. Understanding design for assembly principles will enable a value engineer to identify opportunities to reduce part count, simplify assembly processes, and minimize manufacturing costs. The case studies in reducing part counts can be extremely valuable to a value engineer.

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Manufacturing Supervisor

A manufacturing supervisor oversees production operations, ensuring efficiency, quality, and adherence to safety standards. This course equips a manufacturing supervisor with a deeper understanding of design for assembly principles, enabling them to better identify and resolve issues related to assembly processes. The course's focus on assembly ease, cost reduction, and error proofing can improve a manufacturing supervisor's ability to optimize production workflows. The case studies in designing for assembly may be particularly helpful.

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Quality Control Engineer

A quality control engineer is responsible for ensuring that manufactured products meet specific quality standards and specifications. The course provides a framework for understanding the factors that influence assembly quality, such as tolerances, fits, and error proofing. By learning about constraint-based design and its impact on assembly precision, the quality control engineer can develop more effective quality control procedures. Learning about common design errors to avoid helps the quality control engineer catch common mistakes.

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Automation Engineer

An automation engineer designs and implements automated systems to improve efficiency and reduce costs in manufacturing and other industries. This course may help automation engineers in designing automated assembly lines that are optimized for speed, accuracy, and reliability. Understanding design for assembly principles allows automation engineers to develop automation solutions that minimize errors, reduce cycle times, and improve overall production efficiency. The course's insights into error proofing in mechanical assemblies will be helpful to an automation engineer.

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Robotics Engineer

A robotics engineer designs, develops, and maintains robotic systems for various applications, including manufacturing and assembly. This course can help robotics engineers design robotic assembly systems that are more efficient, reliable, and adaptable. Knowledge of design for assembly principles enables a robotics engineer to optimize robot movements, gripping mechanisms, and assembly sequences. The course's coverage of handling, insertion, and self-aligning features may prove useful for a robotics engineer.

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Tooling Engineer

A tooling engineer designs and develops tools, fixtures, and dies used in manufacturing processes. This course may provide tooling engineers with a better understanding of how design choices impact the design and performance of tooling. By considering design for assembly principles, tooling engineers can create tooling that is more ergonomic, efficient, and reliable. The course's coverage of part handling, insertion, and self-aligning features will be beneficial to an engineer.

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Process Improvement Specialist

The process improvement specialist identifies and implements strategies to enhance efficiency and effectiveness within an organization's operational workflows. This course may aid process improvement specialists in identifying opportunities to streamline assembly processes and reduce manufacturing costs. The course's focus on assembly ease, cost reduction, and error proofing can inform the development of more efficient and effective assembly procedures. The process improvement specialist may benefit from understanding design errors to avoid.

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Mechanical Engineering Technician

Mechanical engineering technicians assist mechanical engineers in the design, development, testing, and manufacturing of mechanical devices and systems. This course may help mechanical engineering technicians gain a better understanding of the principles of design for assembly, allowing them to contribute more effectively to the design process. A technician's improved understanding of assembly ease, cost reduction, and error proofing may improve the quality of the technician's contribution. The case studies in designing for assembly may be particularly helpful.

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Industrial Designer

An industrial designer combines art, business, and engineering to create and improve the form and function of products. While industrial designers primarily focus on aesthetics and user experience, understanding design for assembly principles may allow them to create designs that are not only visually appealing but also easy to manufacture and assemble. The course's coverage of modularity in assembly, part count reduction, and self-aligning features may be helpful in this regard. The industrial designer may benefit from a greater understanding of tolerances.

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Materials Engineer

A materials engineer develops, processes, and tests materials used to create a variety of products, from computer chips and aircraft wings to medical implants. This course may help materials engineers understand how material selection can impact assembly ease, cost, and reliability. By learning about the relationship between material properties and assembly processes such as welding, insertion, and fastening, materials engineers can make more informed material selection decisions. Certain assembly materials can be optimized for poka yoke.

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Reading list

We've selected two books that we think will supplement your learning. Use these to develop background knowledge, enrich your coursework, and gain a deeper understanding of the topics covered in Design for Mechanical Assembly and Constraint Based Design.

Product Design for Manufacture and Assembly, Third...

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Comprehensive guide to designing products for efficient manufacturing and assembly. It provides detailed methodologies and guidelines for minimizing part count, simplifying assembly operations, and reducing manufacturing costs. It valuable reference for understanding the principles of Design for Assembly (DFA) and applying them in practice. This book is commonly used as a textbook in academic institutions.

Product Design For Manufacture And Assembly, 3Rd...

Unknown Binding

$$$$

Kinematics, Dynamics, and Design of Machinery

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Provides a comprehensive treatment of kinematic design principles, including constraint-based design. It covers topics such as degrees of freedom, kinematic pairs, and constraint equations. It valuable resource for understanding the theoretical foundations of constraint-based design and applying them to the design of mechanical systems. This book is helpful in providing background knowledge.

Kinematics, Dynamics, and Design of Machinery

Paperback

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Kinematics, Dynamics, and Design of Machinery

Kindle Edition

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Design for Mechanical Assembly and Constraint Based Design

What's inside

Learning objectives

Syllabus

Traffic lights

Save this course

Reviews summary

Design principles for assembly and constraints

Activities

Career center

Reading list

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