1. Composite Decking Blade
Team Clean Cut
Composite Decking Blade
Sponsors:
Team Members:
Brian Norman
Craig Daniels
Vince Mayer
Ted Florence
Wes Anderson
Advisor:
Jay McCormack

2. Background
The Magnum Shear™ cuts flooring material in a “dustless” manner.
It is lightweight and requires no electrical input.

3. Introduction Objective: Motivation:
Create a test apparatus to measure load versus blade position
Improve the quality of a cut edge produced by the Magnum Shear™
Motivation:
Expand target client base
Improve understanding of cutting mechanics

4. Force Analysis Apparatus
Force as a function of position
Test prototype blades
Test various materials
Re-locatable to Bullet Tools

5. Sensor Package

6. Circuit Diagram

7. Lessons Learned Strain gages are not viable Recommendations
I-beam is too stiff
Recommendations
Customized load cell
SATEC or similar device

8. Composite Decking Blade
Reduce the blow out by 50%

9. Crack Formation

10. Double Blade: Origin Discovered by conserving test material
Thin slices change crack propagation

13. Double Blade: Cut Sample
Stock Magnum Shear™
Double Blade Cut

14. Double Blade: Pros and Cons
Reduces blowout by over 50%
Easily installed on stock Magnum Shear™
Cons
Greater force required for cut
Material between blades is wasted

15. Future Improvements Lower Operator Force Discard Material
Longer Lead/More Clearance
Longer Handle
Thinner Blades
Discard Material
Easily ejected
Simple Add-On