冲击压路机的冲击轮运动浅析

冲击压路机的冲击轮运动浅析 1???f1?: 2003??10?N _p?????J?k?????? CHINESEJOURNAL.OFCONSIRUCTIONMACHINERY Vol.lNo.1 Oct.2003 ?????????k?????????????=?? ?_?]?R1?O?6???u67?O?6???D1 (1._p??_??D?9???????????J?k???E?z?????O????????710032;2.???o??_t?a???O?u?m300130) ????:?????????k??_x???????y_????t???????????O????4????H_U?O_?46?????????k?O???H?W?????????W???? ?H???????????W?????N?O4_???a?W?=???????????9?O?M?C?H??_??????????k???????????????a.?j???????????? ?H?O???h_????????y????48?????A?O_k????????????_????H???????k??????4?_??H?????9. ??z???:?????????k;????;??????;???? _p???H????:TU662 PreliminaryStudyonMovementofImpactRoller6csWheel LIGuang-mingl?OZHANGRun-lie?OZHANG (1.VanEngineeringBureauGroupCoMachineryofChinaRailwayTwentieth 2.HebeiUniversityofTechnology,Tianj Zhou-kuil ,Ltd.,Van710032,China; in300130,China) Abstract:Thepropertyofimpactrollerisexcessiveedgeofcompactionwheelwhichdifferentfromtraditional roadroller.Tamperhittingandgrindcompactingareappliedtotechnologyofnon-circlecompaction.The wheelimpactroadbedwithlowfrequencyandbigswing.Propertiesofmovementofimpactroller’swheelare discussed.Baseontheoryofrelativemovement,thedisplacementequationofmasscenterofwheelhasbeen gained.Itisimportanttoanalyesmoreformovementofwheelandroller’sdesign. Keywords:impactroller;compaction;impactwheel;movement ?????????W???????J_p??_?_d???s?????O???????????????R???8??????4_????????4??y?????H_??: ???a??????.???9?.?????]??????h1?a???i??h1?k?kh1?W???]???9?????????????:?????O???????y???????? ????????_??????????/.???E???W???????k???t?????h???D?y???????O?O???????J???I???????y_?_S???? ?????????O??????_????/?O???????O????_??????????k.?f?????y???????????H?O?H??_???????? ??k?????? ??????. 1?????H?? ?????????k??_x???????y_????t???????????O???H?W?????????W?????H???????????W?????N? O?u?y?t ???????????????????????:?a_S_J?????O??????????48????_R???????????????V_k?????O???h?? _??:???? ???????????N?????O_??O???h???????9??????[6l1.???8?2?k_S?????????E_E????h1??????h1_? ?????]???? ???????A.??????(_E????)???V??????????1?9?k[[21?O?y?Z?????Y??4??y_J?O??????????????? h???????8 ???O???????y??_??????Z???????O??_????y?????.?????O???????????<???:?a????. ?y??la48?????O???Y????_R???????.?????O?????Y??4??y?O???????y??_S?!.?h??1c48?????O? y?? 4??C??_?:?_?]?R(1973_?)?O?b?O????_??O???J?N. 1?? _S?!?h???????O?y??h1????????h1???h???y?O_???????_S?O??????_k???O???????3_????P???1 .?????????R?O ??????_R???Y???????._????O?y????4??y_J?O ???????????h?????:?????O?y??_J?8?O????1d 48?????????h??. ??????????_?_d???????:_k?M??????.??I ??2?O_????k_i?????h48??FA?????O4??1?????? ???y??O_U???O4??h?????I??FA?H???????? (_R?????????????.????)?O?h_J_?_d_i?????h 48???????O?????????L_?_d???:????. 1.1_S?!?w?? ?y_S?!?w??,AB??_k?a?H?a?O????4?_p???y ?? ?,?i?? ??A’ D/A d ??1???????????k?A?? ??.1Sketchmapofimpactroller’smovement 011?3BQ??_k?A?H?a(????2)?O????4?_p???y0”1?3?O - ha?G_???4?????_U?O?O??_i???H?a?H?v???~?H??. 1.1.1???h??48_?AB?a?? ?????z?I??????2.0?W?????????y???O011?W?H?aAB???H ???O011,?W?H?aBQ???H??.??A??_k?;??48???OH_kAB?a??_??A _???.??H?????h???????y??O???????YAOH_?0?O?????a?H?a?H ??011????_?AO’1H=a?O?y???:??vo_R?Z?????j??LO’1HO= B?O?c?ym?00’1A_p?O????00’1=el,0’1A=r1,0A=h, LO’10A_?0o,L00’1A=ao,LO’1AO=Bo. ?ym?0’10H_p?O?G???n???H?? sin0sin(_?h2_?0) ?uO}0”!?2 e1r1 ??2AB_S?!?????????? ?y????_p?O?G_??????+??r1?????a_?z4????h21?O?9_??O h2<900,h2=arcsin[-e1sin(0h2_?0)],h2_?0+h2h2_?h2r1 _??A_???H???O?G4??n???H??OH_k Fig.2Sketchmapofimpactroller’s movementonABarcsegment OH=_vh2?e+r?e_?2e1r1cos(a+a0) ?G_S???H???????Oa,0,OH?!_k?J???????O?9_??O?y??48??_k ?Ca.r_?ih1?OhO?O.h11 x0=?Or1+Lsinao_?sinh167?D67o)Je1?OYO=e1Lcosao_?COsh167??ao}hU _? ?? h1 J _? ?H h1 ?? ?N?1??! ?? ?h ~ 2 ?” h1 ?? 1.1.2???h??H48_?BC?a?? ?????z?I??????3.?G??????4????????/???;????B?? ?y?????????YAOB_?Y’1?O???a?H?a?H????????AO’1B=a1, ??????C???y???????YAOC_?02.?yBC?a??_S??_??A_??? H_k???h???O???h???????y???????YAOH=???O?A?H?a?H???? ??BO”,H=9?O?y???:??_R?Z?????j??ZOHO”,=0?O?c?y oOO”1B_p?O????:W’1=e2,ZOO”1B=(3o,O1B=r2?O?9 _??O??CO”1B_?91=1800_?go. ?ym?00-1H_p?O????:00’1=e2,0”1H=r2?O?G???n?? ?H??:sinB/e2=sin(02_?0)/r2. ?y????_p?O?G_??????+??r:?????a_?z4????e2?O?9_??O O 0111-1-11-01, h2<900,h2_?1??1e2=arcsinL2sin(02r2_?6l?O}?O ??3BC?????????? 9=1806c_?0_???_?02+0 Fig.3Sketchmapofimpactroller’s movementon?NP0arcsegment 1?:?_?]?R?O?]:?????????k?????????????=?? ?G4??n???H???O_??A_???H???O?????+??hM)H_k:h2H=_v6l?D??_?2e2r2cos?N?D?9)?O?y?? 48??_k:x0= ?9a1___?R ?Or1+Lsinao_?sin6l676l+ao)]67+?Yr2+Lsin??_?67in6l?Y+?9)]e2?OYo=676lLcos676;_?cos_?6 76l?D670)1?D6l?O [COs??_?Cos(a+??)hY. 1.2_J?8?w?? ?????z?I??????4?O_J?8?w???;????_kC?O??????_kD?O?G??????4????????/??:C?????y??????? YAOC= _??O???A?H?a?H???????YBO-1C_???,D?????y????????AOD_? _??O?yCD?a??_S??_??A???h??H?O?c?h???????y????????AOH= 0.???A?H?a_?CO”H=y?O?y???:??_R?Z?????j??_ke?O?c?y oOHO’,_p?O????oo”,1_?h22,O”,H=r2,L00IOH=0_?_??O?9_??O sinB/e2_?sin(O_?02)/r2 ?y????_p?O?G_??????+??r2?????a_?z4????h2:?O?9_? h2.hOe2.?O?O1h11 9=arcsln}_?slnuy”_?Y’2}?O 6lr2 e2e2+:2r2_?2e2?O:cos(1806c_?Y) _?OzIO}DOH ????;_?V017 B<900?OY=B_?_?+?J OH_?_?_vh22e2+_??e+2e:_?:h2Y ?y??48??_k: 7cal xo=?Orl+71(??+Y)180_?+_?6lny?OYO-r2_?rl?D ??4_J?8?????????? Fig.4Sketchmapofimpactroller’s movementon??scentsegment elcosao+e2cosy 2???? ?????????k????_????9?????????????y?????????????????/.????????????????4??????O????_????? ???O???k_????????N?k??_R?!???a?O????_???????.???y_??W???R??????????????h1?????a???: ????h1???? ?3?H?].???????y?????????????k_k????0???????O???y????????_????H?????????????O???h???? ???y?? _d??4????J_p???????????O_k???k????????h1???????H??????????_??????H????4?_????0??_?. ???0???s: [1]4?????.?????A?????k?????????H??hMD].???o??_t?a???O2000. hM???k???O?_?????O???E?u?O?].?????A?????khLP]._p??_T?u:ZL98240049.7,1998-08_?20. (_S???f71??) ???0???s: [1]?j????.?????k????_R???yhMM]?O?o_?:?k????_t???<?K?O2000. hL??Karlsaon?W???????k???Y??_R?f?????????:??_?????????????[R].Kar/skmna:[s.n.1.1986 [3]Karl?O???Y??_R?f???????????????RhLR1.Kar/skrona:[s.n.].1986.