Quarter Manufacturing Force Estimate

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SUMMARY

The discussion focuses on estimating the force required to stamp an American quarter, emphasizing the importance of parameters such as yield strength and coefficient of friction. A suggestion is made to utilize a Columbia 360-Ton Mint Coining Press for this task, indicating that with sufficient press capacity, concerns about yield strength and friction may be mitigated. The conversation highlights the need for precise calculations and understanding of material properties in the stamping process.

PREREQUISITES
  • Understanding of yield strength in materials
  • Knowledge of coefficient of friction in metal stamping
  • Familiarity with coin stamping processes
  • Experience with hydraulic press operations
NEXT STEPS
  • Research the specifications and operation of the Columbia 360-Ton Mint Coining Press
  • Study the effects of yield strength on metal deformation
  • Investigate the role of coefficient of friction in stamping operations
  • Explore advanced techniques for calculating force requirements in metal stamping
USEFUL FOR

Manufacturing engineers, metallurgists, and anyone involved in the design and operation of coin stamping processes.

thshen34
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Hi,

What would be the approach to getting a good estimate of the amount of force needed to stamp an American quarter? (This is assuming you have the blank already made)

I'd like to get a good estimate, but more importantly an idea of what numbers go into this estimate, i.e yield strength, coefficient of friction, etc.

Thanks!
 
Engineering news on Phys.org
You're in luck:
http://www.ebay.com/itm/Columbia-360-Ton-Mint-Coining-Press-Coin-Stamping-Small-Parts-/270959333170

With a big enough press, you don't have to worry about yield strength, friction, etc.
 

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