! TITLE: s314a120.parm (ECLIPSE) ! !--------------------------------------------------------------------------- ! Rev - 05/14/2002 D. Edwards !--------------------------------------------------------------------------- ! ! This is a shell model of the Eclispe housing P/N 314A120 used ! on the Pitch Trim Actuator, P/N CU09670019. ! ! Case # !case=1 ! Two constraint at left end of main housing !case=2 ! Beam at center extending from left end !case=3 ! Plate at left end with both nut plates fixed case=4 ! Plate at left with screw holes and rivet holes rivet=1 ! Plate with screw holes and rivet holes rotated around screw ! 180 degress 0=Don't switch, 1=switch contact=0 ! Contact elements: 0=Off, 1=On gload=0 ! 1=Apply accel loading, 0=Link arm force ! !---------------------- a.) Title and Units Declaration -------------------- ! *if,case,eq,1,then /title,Housing, P/N 314A135 - Two Point Constraint *elseif,case,eq,2,then /title,Housing, P/N 314A135 - Constraint at Left End Bolt Center *elseif,case,eq,3,then /title,Housing, P/N 314A135 - Both Nut Plates Constrained *elseif,case,eq,4,then /title,Housing, P/N 314A135 - Both Nut Plates Constrained with Screw and Rivet Holes *endif *if,rivet,eq,1,then /title,Housing, P/N 314A135 - Rivet Holes Moved to Other Side of Screw Holes *endif ! /units,bin ! !--------------------- b.) Part Name Selection Variable -------------------- ! name='hsg' arry_nam='hsg' ! !--------------------------- c.) Model C.S. Names -------------------------- ! ct_name='CShsg0' ! cartesian cyl_name='CShsg1' ! cylindrical sph_name='CShsg2' ! spherical ! !----------------------- d.) Material and Element Type --------------------- ! ! Material Properties mat_select,'ala356','c17_4' ! et,1,shell93 ! Element Types r,1,.1 r,10,.03 et,2,beam4 keyopt,2,6,1 keyopt,2,9,9 *if,contact,eq,1,then !et,3,conta178 et,3,contac52,,,0,0 !KN, GAP, START, KS, REDFACT, NX, NY, NZ r,30,10.5E11,0,1 *endif ! Shaft properties Ds=.290 ! 340A188 As=pi*Ds/4 Is=pi*Ds/64 !AREA, IZZ, IYY, TKZ, TKY, THETA, ISTRN, IXX, SHEARZ, SHEARY, SPIN, ADDMAS r,2,As,Is,Is,Ds/2,Ds/2,,,2*Is ! Link properties Dl=.375 ! 340A188 Al=pi*Dl/4 Il=pi*Dl/64 r,3,Al,Il,Il,Dl/2,Dl/2,,,2*Il ! Propeties of left end beam we=1.37 te=.1 Ae=we*te Iezz=we*te**3/12 Ieyy=we**3*te/12 r,4,Ae,Iezz,Ieyy,te/2,we/2,,,Iezz+Ieyy ! Properties of support for worm screw tw=2.244 ww=.785 Aw=tw*ww Iwzz=ww*tw**3/12 Iwyy=tw*ww*3/12 r,5,Aw,Iwzz,Iwyy,tw/2,ww/2,,,Iwzz+Iwyy ! !--------------------------- e.) Model Parameters -------------------------- ! ! Applied loads *if,Plink,eq,0,then Plink=380 ! [lbs] *endif ! Parameters for transmitted load through worm screw xw1=-2.239 yw1=.410 zw1=.529 Fw=2*(.9/2.007)*Plink ! [lbs] xw2=-2.515 xw3=-1.973 zw2=.136 zwid=.785 ! r1=.513 ! Casting radius at output shaft ! ! Keypoint Parameter Definitions ! ! Heights of housing outer surfaces h1=1.765 h2=1.433 h3=1.004 ! End bracket plate parameters Cwid=.58 ! Width between screw holes rp1=.45 ! Corner radius rp2=.193/2 ! Screw hole radius rp3=.184/2 ! C'sink radius, varies from .098/2 to .184/2 rp4=rp2+.02 ! Constraint area xp1=.45 xp2=.25 zp1=.2 zp2=1.8145 zp3=.109 xcp=-6.0132 ! Contact point for case zcp=1.68 ! Location of shaft exsiting from housing outer surface xs1=-4.462 zs1=1.717 rs1=.816/2 ! Location to center between the two nut plates xn1=xs1-1.550 zn1=.940 ! Location of beam elements - Link arm and protuding shaft h4=1.532 darm=.9 ! Moment arm length Aarm=0 ! Arm angluar position from neutral position x1=0.000000 y1=0.000000 z1=1.854000 x2=x1 y2=y1 z2=0.000000 x3=-1.495000 y3=y1 z3=z2 x4=x3 y4=y1 z4=z1 x5=-3.462000 y5=y1 z5=z1 x6=x5 y6=y1 z6=z2 x7=-5.462000 y7=y1 z7=1.550000 x8=x7 y8=y1 z8=z2 x9=-4.525231 y9=y1 z9=2.439731 x10=-3.827184 y10=y1 z10=z1 x11=-5.271804 y11=y1 z11=z7 ! !------------------------ f.) Model C.S. Coordinates ----------------------- ! acs=0 ! active coordinate system ! xc=0 ! x coordinate center yc=0 ! y coordinate center zc=0 ! z coordinate center ! rotxyc=0 ! xy rotation rotyzc=0 ! yz rotation rotzxc=0 ! zx rotation ! !---------------------------------------------------------------------------