泉州市殘疾人聯(lián)合會(huì)行政過錯(cuò)責(zé)任追

1、Coop Work Term #2 PresentationBrendon MarMechatronic Systems EngineeringOverviewIntroductionMy CompanyDutiesProject Rod Length CounterMy Company DCD DesignSince 1986, DCD Design has been engineering, designing and manufacturing cable installation, directional drilling (HDD), and overhead products an

2、d tools. Have smaller companies in the lower mainlandDCD Derek C DueckInternational Organization of StandardsISO 9001:2021Needs to demonstrate its ability to consistently provide product that meets customer requirements Aims to enhance customer satisfaction through the effective application of the s

3、ystem, including processes for continual improvement of the system and the assurance of conformity to customer and applicable statutory and regulatory requirementsStandard DutiesStamping DrawingsRandom SolidWorks DutiesDCD ProjectsMaterial TestingOther Fast DutiesDCD Projects Rod CounterInflatable B

4、irdsDuct PullerHalo Guard for LinemanAttaching a Load Cell to a Portable WinchRotating SwivelFocus Rod Counter PrototypeDCD was in need of a Rod Length CounterExisting set up was too bulky Needed to be a portable device and be mountable Simple (Mechanical Device, no electronics and software nearby)C

5、onstraintsPriceHad to be affordable ($100)SizeAble to be mounted on the rod frame (4 types)MaterialLimited to aluminum and steelHad to use a 2 way counterTimeHad to be completed on time as well as the machinists time for making the partInitial IdeasStarted gathering ideasUsed initial designs to get

6、ideas that had portable designsUsed initial set up to see how the design initially had a counterUsing SolidWorksFrom paper to computer, developed initial model:How it was designedMany PartsMounting BracketCounter WheelHad set screw to fix it to the shaftCounterAttaches to Counter WheelShaft with “Su

7、spensionWing screw presses down onto PUR to lift and drop wheel to press against rodPre-TestAs shown, had to get rid of mounting bracketsLower portion of the rod frame, would need extension to base NOT FEASABLE TOO PRICY!Too many componentsDesign Change #1From a 2 part mounting bracket to a bracket

8、that did angles and vertical fixtures on the frameAssembledGot to assembly stageFound out from after assembly, counter wheel was turning the wrong wayCounter was assumed to be CW for entry as there was no data via EbayNever trust Ebay sometimes!Design Change #2Had to mirror image because of the two

9、way counter (CCW rather than CW).Materials UsedPolyurethane blockBushingsFasteners + Set ScrewsSteelDiskRodAluminumC-ChannelAngleSquare TubingChallengesDesign IterationsIdeas for Rod Length CounterHad to bounce ideas to gain foundationAdditional research was requiredReason for design changeRod was c

10、oming out at an angle (guide was not sufficient)Needed to have better entryInitial guide was not good enoughDesign Change #3Add entry/exit tube Addition of TubeIf rod was coming at different anglesCan straighten path upon entryGet direct measurement because rod is not off course anymoreExisting guid

11、e was to short, needed to be longerMaterial: UHMW (Plastic) used for its durability and its smooth surfaceConclusionFinished prototypeProduction model still needs to be madeChanging the wheel material to a polyurethane to get the “grip for rod.Other items in model is to be changedCan be made even sm

12、aller and durableWhat I learned from DCDManufacturing and Technical drawing experienceFrom CAD to actual model in industrial environment.Tons of SolidWorks ExperienceFrom FEA to Welding components analysis.“Dollar a minutePowerful statement in the industrial worldJudges how I was supposed to design a particular part for the machinist and the tim