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Full-Text Articles in Mechanical Engineering

Slitter Blade Sharpener, Griffin Buchan, Regan Lane, Kinsale Sproule Dec 2023

Slitter Blade Sharpener, Griffin Buchan, Regan Lane, Kinsale Sproule

Mechanical Engineering

Within this document, our team, “Think Sharpener”, will discuss the following work we have completed since the Critical Design Review: material and part procurement, the manufacturing process for our prototype, and a discussion of our results from testing our final Verification Prototype (VP). To summarize our team’s work during the last portion of this project, our design for the slitter blade sharpening mechanism required us to consult the IME department for materials and manufacturing guidance, order pneumatic components from various online hardware companies, and test our VP to verify we met the engineering design specifications. Our slitter blade sharpening mechanism …


Rotating Backing Brush, Caleb Savard, David Dalal, Max Allred, Mathis Weyrich Dec 2022

Rotating Backing Brush, Caleb Savard, David Dalal, Max Allred, Mathis Weyrich

Mechanical Engineering

In the final steps of GAF’s shingle production process, small asphalt particles called fines are applied. Some fines adhere well to the shingle sheet, while others temporarily stick only to fall off the sheet further down the manufacturing line. As a result, the shingle plant floor is covered in fines that have fallen due to vibrations and gravity. The technicians and engineers at GAF want a cleaner working environment and to potentially reuse the loose fines. We are a senior project team that solved this problem by designing a system to remove and collect loose fines. In this document, the …


Gaf Fiberglass Mat Slitter Blade Sharpener, Mark D. Breaux, Bradley M. Smith, Esteban Carrillo, Carlos Espinoza Dec 2021

Gaf Fiberglass Mat Slitter Blade Sharpener, Mark D. Breaux, Bradley M. Smith, Esteban Carrillo, Carlos Espinoza

Mechanical Engineering

This document contains an overview for the offline slitter blade sharpening system created for GAF to sharpen their current cutting tools in a timely and safe manner without hindering the timeline and production of their assembly line. This design was developed by four undergraduate students at from Cal Poly, San Luis Obispo. This document first investigates background information of any patents, current sharpening device, sharpening safety standards, or literature review that may be useful in a sharpening mechanism device. This document also contains our design concept prototype, which consists of three main features, the use of a top guard for …


Fiber Glass Mat Splice Automation, Max Weinstein, Charles Scott Forbes, Max Kilpatrick Dec 2016

Fiber Glass Mat Splice Automation, Max Weinstein, Charles Scott Forbes, Max Kilpatrick

Mechanical Engineering

Currently, GAF has two operators manually splice together each roll of fiberglass mat. To save money and resources, GAF wants to automate this splicing process. Our team is responsible for stage 3 of 5 in this automation process. We are responsible for ensuring that the system is able to move autonomously to the necessary positions required for splicing together the rolls of fiberglass mat. We have determined the best solution for accomplishing this movement is to use linear slide actuators. This document will describe the process by which we arrived at our solution, the details of our solution, and a …


Semi-Automated Glass Mat Splice Operation For Asphalt Shingle Line, Justin Bracci, Harry Zhao, Chad Linafelter Dec 2014

Semi-Automated Glass Mat Splice Operation For Asphalt Shingle Line, Justin Bracci, Harry Zhao, Chad Linafelter

Mechanical Engineering

The following report details the senior project sponsored by GAF Materials Corporation, Shafter, CA in regards to semi-automating a glass-mat splicing table for asphalt roofing shingle production. Herein includes details, research, design, and analysis regarding the semi-automation of the gluing processes for the splicing table. A working prototype was manufactured and tested for the future implementation onto GAF’s production line or further senior project involvement.