1、 maxNmaxAF crFF crFF crFF mmwBxylFB)(xfw FwxM )(FwxMEIw )( (a)EIFk 2(b)式的通解为式的通解为)c (cossinkxBkxAw )02 wkw(b)B0, 0 wx0, wlx000cos0sin BBA0 0 klAsin0 0 A0sin kl0 00 0 wA,mmwBxylF), 2 , 1 , 0(0sin nnklkl), 2 , 1 , 0(2 nnklEIFk), 2 , 1 , 0(222 nlEInF2cr2EIFl klkxklwsin2sin mmwBxylFlxwsin of lFcr2l()2cr
2、22EIFl Fcrl0.3l0.7l( . )2cr207EIFl Fcrl2cr2EIFl l 22cr)(lEIF lFcrl/4l/4l/2( / )2cr22EIFl l 22crlEIF 22cr)7 . 0(lEIF 22cr)5 . 0(lEIF 22cr)2(lEIF 22cr)(lEIF 22cr)(lEIF zyxx8801000yzyxz880FFlxz880 x8801000yzykN6 .134)11(105 . 6101 . 214. 3)(2811222cr lEIF x8801000yzykN4 .406)88. 05 . 0(108 . 3101 . 214
3、. 3)(2811222cr lEIF FFlxz880 AlEIAF22crcr)( ()()(/ )2222crcr222FEIEEiAlAll iil AIi 22cr E crcrAF 2crp2 E 1pE 2p E 916p206 10100200 10E scr ba 12 bas bas 2 21 12 22cr)(lEIF ba crscr 2 scr ba cr22cr E cr PsdF1.3 a BF1.6 aCaFAal22 al3 . 11 aal12. 16 . 17 . 07 . 0 dF1.3 a BF1.6 aCaFA30mm20mmyz1p99E m005
4、8. 002. 003. 0)02. 003. 0(1213 AIiyym0087. 0 AIizz15 . 0 zy 30mm20mmyz11586 zzzyyyilil kN5 .8922crcr zEAAF 1p100E 222244414)(64)(dDdDdDAIi 1004122 dDlilm6 . 11404. 005. 010022min lm2 . 143min ll122754 dDlil 5712. 1240304s2bakN5 .155)(4)(22crcr dDbaAF stcrnFF stcrnFFn 1p86E 4dAIi 15 .62 il 2 .43s2baMPa301cr bakN478crcrAF.stcrnFFn 5 51111pD活塞杆活塞杆活塞活塞dN398042 pDFN23900stcr FnFAIi il pD活塞杆活塞杆活塞活塞d24222cr)(64)(ldElEIF 2004 dlil 97P1 E ABCF0.60.30.80 CM0 06 60 09 90 0 .sin.N FF8 . 06 . 08 . 0sin22 FF27272 2.N 1P99E 4dAIi ABCF0.60.30.8180 ils257ab 12 MPa214cr bakN268NcrcrFAF FF27. 2N ABCF0.60.30.8