! TITLE: gimb_therm_up_az_bearing.parm (AAAV) ! !--------------------------------------------------------------------------- ! Rev - 07/29/2000 J. Rinaldi !--------------------------------------------------------------------------- ! ! This is the parameter file used in the construction of the azimuth ! gimbal of the AAAV, GIMBAL.MAC. ! !--------------------- a.) Part Name Selection Variable -------------------- ! name='gimbal' arry_nam='gimb' ! !--------------------------- b.) Model C.S. Names -------------------------- ! ct_name='CSgim0' ! cartesian cyl_name='CSgim1' ! cylindrical sph_name='CSgim2' ! spherical ! !--------------------------------------------------------------------------- ! alum=1 ! Material: Aluminum A356-T6 azimuth gimbal c440C=2 ! 440C CRES outer race c416=3 ! 416 CRES steel sleeve epoxy=4 ! Bacon Ind. LCA-4 Low expansion adhesive EXalum=10.4E6 DENSalum=.097/386.4 NUXYalum=0.33 ALPXalum=11.1E-6 EX440C=28.0E6 DENS440C=.283/386.4 NUXY440C=0.27 ALPX440C=5.56E-6 EX416=28.0E6 DENS416=.283/386.4 NUXY416=0.27 ALPX416=5.23E-6 EXepx=1.62E6 DENSepx=.066/386.4 NUXYepx=0.4 ALPXepx=15.0E-6 mp,EX,alum,EXalum mp,dens,alum,DENSalum mp,nuxy,alum,NUXYalum mp,alpx,alum,ALPXalum mp,EX,c440C,EX440C mp,dens,c440C,DENS440C mp,nuxy,c440C,NUXY440C mp,alpx,c440C,ALPX440C mp,EX,c416,EX416 mp,dens,c416,DENS416 mp,nuxy,c416,NUXY416 mp,alpx,c416,ALPX416 mp,EX,epoxy,EXepx mp,dens,epoxy,DENSepx mp,nuxy,epoxy,NUXYepx mp,alpx,epoxy,ALPXepx ET,1,plane82 ! !--------------------- c.) Thermal conditions -------------------------------- ! Troom=70 ! [deg F] Room temp (zero thermal stress) Ttest=-40 ! [deg F] Test temp pcnt_act=100 ! upper rectangular section size percent of the ! ! actual width dimensions ! dhubo=4.925 ! diameter of the outer hub ! l5=4.680 l6=4.505 l7=3.623 ! l9=0.562 l10=1.658 l11=5.961 ! ! dpth_cut=.125 ! depth of cuts into inner surface r_cut=2*.062 ! Radius of cuts rscrwh=.138/2 ! Radius of screw holes rscrwpat=4.635/2 ! Radius of screw pattern astart=-90 ! Angle to 1st cut from positive X-axis !rgap=.015 ! Edge of hole distance from gimbal bore ainc=22.5 ! Angle between cuts (use 360/n for equally spaced) ! See rpat below for radius of hole pattern ! ! !tepoxy=.003 ! Bond layer thickness of epoxy !repoxyi=rslvo ! Inner radius of bond layer !repoxyo=repoxyi+tepoxy ! Outer radius of bond layer ! ! Azimuth Gimbal Bore ! !r_hub=1.500 ! Outer radius of azimuth gimbal center hub r_gbor=4.468/2 ! Inner radius of azimuth gimbal bore ! ! ! Azimuth gimbal Outer Configuration ! !width=4.642 ! Width of rectangular section !dfront=.1 ! Distance from az axis to front of rect. !dback=1.658+.562 ! Distance from az axis to back of rect. !dcut=2.1657/2+.25 ! Front clearance cut dist. from bearing bore !rpat=r_gbor+(r_cut+rgap) t_wall=.050 ! wall thickness between stress relief cuts and screw holes ! Outer Race of Lower Azimuth Bearing (490A045-102, Rev. B) ! rracei=1.916527167615511 ! Equiv. Inner radius (from ring.mac & press.tkw(ri)) rraceo=4.3748/2 ! Outer radius (from 490A045-102) trace=rraceo-rracei ! Equiv. thickness of bearing outer race ! Steel Sleeve ! rslvi=rraceo ! Inner radius of steel sleeve !rslvi=r_gbor-tslv ! Inner radius of steel sleeve tslv=r_gbor-rslvi ! Thickness of sleeve !tslv=.08715 ! Thickness of sleeve rslvo=r_gbor ! Outer radius !rslvo=rslvi+tslv ! Outer radius !rracei=.95*rraceo ! Equiv. Inner radius (from ring.mac & press.tkw(ri))