What is Stack Up Tolerance Design for 2D?

Thread starter rakea
Start date Jan 12, 2012
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Design Tolerance

In summary, stack up tolerance design is a method used in engineering to determine the cumulative effects of individual tolerances in order to achieve the desired overall tolerance for a mechanical assembly. It is important for minimizing errors, reducing costs, and improving product quality. This method is typically calculated using the root sum square method, but its limitations include assuming independent and normally distributed tolerances and not accounting for variations in the manufacturing process. To optimize stack up tolerance design, engineers can use statistical methods and improve manufacturing processes.

Jan 12, 2012

rakea

Did anybody know stack up tolerance design for 2D??

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Jan 12, 2012

berkeman

Mentor

rakea said:

Did anybody know stack up tolerance design for 2D??

Welcome to the PF.

Google gives billions of hits:

http://www.google.com/search?source...T4TSHB_en___US453&q=stack+up+tolerance+design

What is your specific question?

Jan 12, 2012

rakea

Thanks a lot for your reference

Related to What is Stack Up Tolerance Design for 2D?

1. What is stack up tolerance design?

Stack up tolerance design is a method used in engineering to ensure the proper fit and function of components in a mechanical assembly. It involves determining the cumulative effects of individual tolerances in order to achieve the desired overall tolerance for the assembly.

2. Why is stack up tolerance design important?

Stack up tolerance design is important because it helps to minimize errors and ensure the proper fit and function of mechanical assemblies. It also helps to reduce manufacturing costs and improve the overall quality of the product.

3. How is stack up tolerance design calculated?

Stack up tolerance design is typically calculated using the root sum square (RSS) method, which involves taking the square root of the sum of the squares of individual tolerances. This method takes into account both the size and direction of tolerances in order to determine the overall tolerance for the assembly.

4. What are the limitations of stack up tolerance design?

The main limitation of stack up tolerance design is that it assumes that all individual tolerances are independent and normally distributed. In reality, tolerances may be correlated or have a non-normal distribution, which can affect the accuracy of the overall tolerance calculation. Additionally, stack up tolerance design does not account for any variations in the manufacturing process.

5. How can stack up tolerance design be optimized?

To optimize stack up tolerance design, engineers can use statistical methods such as Monte Carlo simulation to model the effects of tolerances on the assembly. This allows for a more accurate assessment of the overall tolerance and can help to identify potential problem areas. Additionally, using tighter tolerances and improving manufacturing processes can also help to optimize stack up tolerance design.