NGHIEN ClJU - TRAO DOI DANH GIA DO CHINH XAC LAP CUA RO BOT PEGASUS Nguyen Trpng Doanh', D6 Anh Tban^ 'Viln Co khi, TrUdng Dgi hpc Bach khpa Hd Ndi ^TrUdng Dgi hpc SU phgm Ky thudt HUng Yin T6M TAT Mgt cdc tinh nang quan trgng cua rd hdt cdng nghiep co anh hUdng quyi't dinh d^n khd ndng iing dung cua no Id chinh xdc lap Hiin nay, hdu het cdc rd bdt cu vd mdi diidc nhdp khdu ve Viet Nam deu chi dUa vdo cdc thdng sd ngUdi sdn xuat cung cdp, khdng cd thiet bi de kiem tra lai cdc thdng so ndy cd ddm bdo hay khdng Mot he thong do chinh xdc lap vdi bac tU da dUdc thiet ke tqi TrUdng Bai hgc Bdch khoa Hd Ngi He thong ndy cho phep thu thdp dong thdi dU lieu vi tri tren kenh vd ghi lai dUdi dang tip Excel Su" dung phdn mem Statu 8.2 ta xdc dinh dUdc phdn bo cua sai sd vi tri theo ba phUdng X, Y,Z vd xdc dinh dUdc cdc chinh xdc lap tUdng iing ABSTRACT One main characteristics of the industrial robot is the repetability Actually the new or used robots imported into Vietnam, there are only the characteristics given by the supplier and the users can't know whether the given characteristics are correct or not One repeatability measuring system with DOFs has been developed at HUST This system allows to acquire measured positioning data in parallel channels and to achieve in Excel file Using Statu 8.2 software we can estimate the distribution of positioning errors on three axes X, Y,Z and determine corresponding repeatabilities TAP CHl CO KHf VIET NAM V S6 (Thang nam 2012) NGHIEN CUfU - TRAO OOl GICdTHlEU tliiiili s.ic l.ip cd ilic i,il ldi nliLiiiK chinh xai Um Ii.ii v\ m l,nl c Jiinli \,ic l.lp deu ldi, nliiing klidng bi chit luong sin pham IXii l.i, hi.i IJiu.i ,1c i;i,iiii i',i.i nli.iii, \i ili; 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