2024 ASEE Annual Conference & Exposition

Incorporating the Design and Development of an Educational Automated Manufacturing System Utilizing Desktop Equipment into Instruction of Various Courses

Presented at ET Capstone Design Projects

This paper presents the design and development of an educational automated manufacturing system that integrates warehouse operation, material handling, and laser engraving using low-cost desktop equipment. The system was developed by a group of undergraduate students majoring in mechanical engineering technology (MET) and electronics and computer engineering technology (ECET) as a capstone design project. The ultimate goal is to develop an educational manufacturing system simulating various manufacturing processes following Industry 4.0 standards with flexibility, allowing instructors to use existing modules for course instruction and students to expand and improve these modules.
The system is based on four Dexarm robotic arms, a sliding rail kit, a conveyor belt kit, and a safety enclosure offered by Rotrics Inc. The Dexarm is a three degree-of-freedom (DOF) desktop robotic arm that performs various functions depending on the modular tools it is equipped with. The sliding rail kit provides a base for mounting the Dexarm that moves along the rail up to 1000mm. The conveyor belt kit offers a 700mm effective length material moving conveyor belt for material transportation, and the safety enclosure ensures safe laser engraving process. The three modules work collaboratively to complete the engraving manufacturing process, following the steps of picking the stock material, transferring the stock material to the conveyor belt, feeding the stock material to the engraving station, and retrieving and storing the engraved material. The system consists of three functional modules: 1) warehouse operation module: a Dexarm equipped with a pneumatic suction cup tool to pick stock material from raw material storage, transfer the stock material to the conveyor belt, retrieve the engraved material from the conveyor belt, and then place it in finished material storage; 2) material handling module: a Dexarm equipped with a pneumatic suction cup tool to pick up stock material that is moved to the engraving station by the conveyor belt, feed the stock material to the engraving station, retrieve the engraved material, and place it on the conveyor belt which sends it back to the warehouse operation module; 3) engraving station, a Dexarm equipped with a custom designed tool to open and close the safety enclosure door, a second Dexarm equipped with a laser engraving tool to engrave the stock material.

Plans to develop and incorporate additional modules, such as computer vision and smart sensors, and use these modules as design projects for other MET and ECET courses to enhance and expand the system’s functions will also be discussed.

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