PrathamPrathamPresenter: Nick MartinPresenter: Nick Martin

Team Leader: Matt RyanTeam Leader: Matt RyanChief Engineer: Gabe LetonaChief Engineer: Gabe LetonaFabrication: Reed LangtonFabrication: Reed Langton

CADCAM: Fraterno VilaCADCAM: Fraterno VilaElectronics/Control Engineer: Nick Electronics/Control Engineer: Nick

MartinMartin

Team ConceptTeam ConceptAutomatic Jar and Bottle OpenerAutomatic Jar and Bottle Opener

Adjusts to containers within the following constraints:

Height: 2” – 10”

Body Diameter: 1.5” – 5”

Lid Diameter: 1” – 5”

Lid Height: .3” – 1”

Basic OperationBasic Operation

Upper Assembly moves up and down to accommodate various heights

Gripping mechanism within Upper Assembly adjusts to lid diameter and centers jar

Base grasps jar body and twists

Upper AssemblyUpper AssemblyLid Grasping ComponentsLid Grasping Components

Two grooved plates

Dimensions of 3 lid grips

Sensors on lid grips

Upper AssemblyUpper AssemblyHeight Adjusting ComponentsHeight Adjusting Components

Threaded gear & shaft

Gear assembly

Servo Motor

Lower AssemblyLower AssemblyJar Grasping ComponentsJar Grasping Components

2 motors, 2 worm gears

Spring and contact switch

Spring-loaded arms

Lower AssemblyLower AssemblyJar Twisting ComponentsJar Twisting Components

Servo motor and large gear

Rotating plate and flathead screws

Microprocessor and battery housing

PDR SchedulePDR Schedule 16 Sept.16 Sept. Team Concept Team Concept 23 Sept.23 Sept. Top AssemblyTop Assembly 30 Sept.30 Sept. Bottom Assembly Bottom Assembly 7 Oct.7 Oct. Sensors, Control, and LogicSensors, Control, and Logic 14 Oct.14 Oct. Electronics and Electronics and

DistributionDistribution 21 Oct.21 Oct. Fall BreakFall Break 28 Oct.28 Oct. Parts List and Estimated Parts List and Estimated

Cost Cost 4 Nov.4 Nov. User InterfaceUser Interface 11 Nov.11 Nov. CAD/CAM ModelCAD/CAM Model 18 Nov.18 Nov. Outstanding IssuesOutstanding Issues

Gannt ChartGannt Chart

Topics for Feasibility Topics for Feasibility StudyStudy

Gear assemblyGear assembly Size of threaded shafts and Size of threaded shafts and

screwsscrews MotorsMotors Overall dimensionsOverall dimensions Spiral groove shapeSpiral groove shape Spring size and strengthSpring size and strength Grasping and twisting forcesGrasping and twisting forces