Aosite, kubvira 1993
Yakadzokororwa
Abstract:
Kuti uwane hinge inochinjika ine kuchinjika kwakagadziridzwa uye kutenderera kwepamusoro kwakaringana, dhizaini itsva yehinji yakatwasuka yedenderedzwa inochinjika yakagadzirwa. Hupenyu hwekushanduka-shanduka, kunyatsoita, uye kuneta kwehinji itsva iyi yakaenzaniswa uye yakaongororwa zvichipesana neyechinyakare yakatwasuka denderedzwa inochinjika hinge. Mhedzisiro yacho yakaratidza kuti hinge nyowani yakatwasuka yedenderedzwa inochinjika yairatidza kuchinjika kukuru uye kutenderera kwepamusoro chaiko kana ichienzaniswa neyechinyakare hinge. Hupenyu hwekuneta hwemahinji ese ari pedyo nekusingaperi. Pakazere, hinge nyowani inochinjika yakapfuura iyo hinge yechinyakare uye yakasangana nezvinodiwa zvekugadzira.
1.
Flexible hinges yanga iri nyaya yekutsvagisa zvakanyanya nekuda kwekushandisa kwavo mune micro-electromechanical system, precision instrumentation, uye micromanipulation. Mahinji aya madiki muhukuru, haana gap, haana mechanical friction, uye anonzwa zvakanyanya. Vatsvakurudzi vakaratidza kufarira mukugadzirwa kwemahinji anoshanduka [1-3]. Zvinhu zvakakosha zvemahinji anochinjika zvinosanganisira kuoma (kuchinjika), kunyatsojeka, uye kushushikana hunhu [4-5]. Sezvo hinges inoshanduka inowanzoita kuneta kukundikana kana ichienzaniswa nemaitiro akaoma, kuongororwa kuneta kunodiwa panguva yekugadzira chikamu [6-7].
Mune bepa rino, dhizaini nyowani yeyakatwasuka denderedzwa hinge inochinjika inoratidzwa. Iko kuchinjika, kurongeka, uye hupenyu hwekuneta kweiyi hinge hunoongororwa uchishandisa chinogumira chinhu software Workbench 15.0. Kuita kwehinge itsva kunofananidzwa neiya yechinyakare yakatwasuka denderedzwa inochinjika hinge.
2. Hinge Performance Analysis
Kugadzira hinge yakavimbika inochinjika, zvakakosha kuongorora maitiro ayo akakosha. Iwo ekutanga maparamita ehinge anochinjika anosanganisira kuchinjika, kunyatsojeka, uye hupenyu hwekuneta.
2.1 Flexibility Analysis
Flexibility (kuoma) chinhu chakakosha dhizaini dhizaini yemahinji anochinjika. Equation (1) inoratidza kuti kana mamwe maparamendi achiramba akamira, hinge diki yakafara (b) inokonzeresa kushanduka kukuru. Naizvozvo, iyo itsva yakatwasuka denderedzwa hinge inochinjika, ine yakatetepa incision hupamhi (b1), inoratidza kukwidziridzwa kuchinjika. Finite element analysis uchishandisa Workbench 15.0 yakaitwa kuti ione kuchinjika kwemahinji maviri. Izvo zvinhu zvakafanana zvezvinhu, mutoro, uye mamiriro emuganhu zvakashandiswa kune ese mahinji. Simbi isina tsvina, ine elastic modulus ye190 GPa uye chiyero chePoisson che0.305, yakasarudzwa sechinhu cheiyo hinge modhi. Zviyero zvechinyakare chakatwasuka denderedzwa hinge chinochinjika chaive: hinge kureba (a) = 30 mm, hupamhi (b) = 10 mm, kureba (h) = 10 mm, kushomeka kukora (t) = 1 mm, uye arc radius (r. ) = 4.5 mm
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