ETRobotsMimicDisappearingCockroaches
ThisisanAmericancockroachunderaledge.Credit:Jean-MichelMongeauandPaulineJennings.CourtesyofPolyPEDALLabUCBerkeley.Viewfullsizeimage
Arobotthatcopieshowcockroachesandgeckoscandisappearunderledgesintheblinkofaneyecouldleadtosearch-and-rescuedroidswithanimal-likemaneuverability,researcherssay.
ScienTIstsregularlylooktonatureforinspiraTIonwhendesigningrobots,withthehopeoflearningfrommillionsofyearsofevoluTIon.Recentexamplesincludedroidsthatmimicthecheetah‘sstrideorthelegsofvelociraptor.
Whilemonitoringacockroachwithhigh-speedvideocamerastoseehowitcrossedgapswhilerunningathighspeeds,“weweresurprisedtofindtheinsectgone,”saidresearcherRobertFull,anintegraTIvebiologistattheUniversityofCaliforniaatBerkeley.
“Aftersearching,wediscovereditupside-downundertheledge,”Fullsaid.“Aftercloseinspectionofthevideo,wesawthatthecockroachwasusingitslegsasgrapplinghooksbyengagingitsclawsatthetipoftheledge.”
[BugJuice:TurningRoachesintoLivingFuelCells]
Thescientiststhensawthatgeckosinthelabcouldalsorunoffledgesatfullspeedandcarryoutthispendulumlikeflip,dubbed“rapidinversion,”usinghookliketoenailstoswingthemselvesfullyaroundtolandfirmlyontheundersidesofplatforms.TheresearchersthencontactedintegrativebiologistArdianJusufiwhowasstudyinggeckosinthefieldintherainforestsofSingaporetoseeifthelizardsdoveoverledgesthesamewayinthewild.
“Wewonderedwhetherthiswasabehaviorreallyusedinnaturetoescapepredators,”Fullsaid.“Tohissurprise,hefoundthatageckochasedtotheendofabrokenBird’sNestFernleafalsodisappeared.Usinghigh-speedvideo,heshowedthatgeckosusedrapidinversion,justasobservedinthelaboratory.”
Apparentlytheanimalscangrabanedgewiththeirclaws—sometimesusingonlyoneleg,inthecaseofroaches—andretain75percentoftheirrunningenergyastheyswinglikependulumsbeneathit.Theyexperienceaboutthreetofivetimestheforceofgravitywiththeflip,similartowhathumansfeelatthebottomofabungeejump,saidresearcherJean-MichelMongeauattheUniversityofCaliforniaatBerkeley.
Thesefindingsnotonlyexplainwhytinyanimalpestswechaseattimesseemtodisappear,buthelpeddeveloparobotcapableofthemaneuver.Theresearchersmodifiedtheirsix-leggedcockroach-inspiredDASH—DynamicAutonomousSprawledHexapod—byattachingVelcrohookstoitsbacklegs.AftertheygluedVelcroloopsnearandunderneathaledge,theyfoundDASHcouldduplicatetheacrobaticmove.
“Theflipdemonstratesaprincipleofhowwemightmakesmallrobotsmoreagileandmaneuverable,”Fullsaid.“Ultimately,ifwewantsearch-and-rescuerobotstoassistfirstrespondersintherubbleleftafteranearthquake,tornadoorexplosion,orhavegreatercapabilitytomorerapidlydetectchemical,biologicalornuclearhazards,wemustbuildfarmoreagilerobotswithanimal-likemaneuverability.”
Aftercockroachesandgeckosflipoverledges,theycanthencontinuetorunupside-downundersurfaces.“Therobotmightbeabletodosointhefuture”aswell,F(xiàn)ullsaid.
生產(chǎn)菜鳥(niǎo)分揀機(jī)器人ThescientistsdetailedtheirfindingsonlineJune6inthejournalPLoSONE.
自動(dòng)翻譯僅供參考
機(jī)器人仿照消失的甲由
ETRobots仿照消失Cockroaches
圖片起源:讓-米歇爾·Mongeau和保羅·詹寧斯。規(guī)矩PolyPEDAL實(shí)驗(yàn)室加州大學(xué)伯克利分校。檢查原圖那是下一個(gè)窗臺(tái)的美洲大蠊。
外國(guó)評(píng)中國(guó)分揀機(jī)器人那份若何甲由跟壁虎能正在正在眨眼間窗臺(tái)消失能夠招致搜刮跟救濟(jì)機(jī)器人植物般的機(jī)動(dòng)性的機(jī)器人,研討職員道。
科學(xué)家們時(shí)常探求大自然的靈感正在計(jì)劃?rùn)C(jī)器人時(shí),與數(shù)百萬(wàn)年的退化學(xué)習(xí)的愿望。比來(lái)的例子包羅仿照獵豹的步幅跟迅猛的腿機(jī)器人。
當(dāng)監(jiān)測(cè)甲由用高速攝像機(jī)去看看它是若何正在高速行駛時(shí),同時(shí)運(yùn)轉(zhuǎn),與超出差異,咱們驚疑天發(fā)明了蟲(chóng)子,道研究員羅伯特完全,一個(gè)綜合生物學(xué)家正在加州大學(xué)伯克利分校。
搜刮后,咱們發(fā)明它的窗臺(tái)下倒置,全說(shuō)。視頻的仔細(xì)檢查之后,咱們看到甲由用它的腿是經(jīng)由過(guò)程介入它的爪子正在窗臺(tái)的一角抓鉤
毛病汁:談到甲由進(jìn)入生涯燃料電池BugJuice:TurningRoachesintoLivingFuelCells然后,科學(xué)家看到,正在實(shí)驗(yàn)室壁虎借可以流掉壁架全速進(jìn)行這項(xiàng)pendulumlike翻轉(zhuǎn),被稱為快捷反轉(zhuǎn),用鉤狀腳趾甲擺動(dòng)本人完整各地要牢靠降落正在平臺(tái)下側(cè)。研討職員隨后接洽了綜合生物學(xué)家ArdianJusufi誰(shuí)正在研討壁虎正在外埠新加坡的熱帶雨林,看是不是蜥蜴鳩占壁架以一樣的方法正在田野
咱們沒(méi)有曉得那是否是一個(gè)行動(dòng)真正用正在實(shí)質(zhì)回避敵害,全說(shuō)。令他受驚的是,他發(fā)明,追趕一個(gè)粉碎的鳥(niǎo)巢蕨葉歲尾壁虎也消失了。采取高速錄相,他發(fā)明,壁虎用于快捷反轉(zhuǎn),便猶如正在實(shí)驗(yàn)室里窺察跟;
明顯,植物可以捉住他們的爪子&mdash邊緣;有時(shí)只用一條腿,正在甲由&mdash的環(huán)境下并保存75%的事情能量,由于他們便像擺在它上面擺。他們閱歷的重力約莫三到五倍力翻蓋,近似于人類感到的蹦極跳的底部,研討職員默示,讓-米歇爾·Mongeau正在加州大學(xué)伯克利分校。
這些發(fā)明不只注釋了為何細(xì)小的植物益蟲(chóng),咱們有時(shí)追趕好像消失了,但資助開(kāi)辟可能靈活的機(jī)器人。研討職員點(diǎn)竄了六條腿甲由氣勢(shì)派頭的DASH—靜態(tài)自治趴六足—經(jīng)由過(guò)程將鉤魔術(shù)揭其后腿。之后,他們粘魔術(shù)揭環(huán)路四周,窗臺(tái)底下,他們發(fā)明DASH可以復(fù)制的雜技挪動(dòng)。
u0026;翻蓋展現(xiàn)了咱們?nèi)艉巫屝C(jī)器人更靈巧跟可操作性,主旨全說(shuō)。最初,若是咱們想要搜刮跟救濟(jì)機(jī)器人,以資助地動(dòng),龍卷風(fēng)或爆炸后留下的廢墟第一響應(yīng)者,或有更年夜的才能,以更疾速天探測(cè)化學(xué),生物或核武器的傷害,咱們必需樹(shù)立更加靈巧的機(jī)器人植物般的機(jī)動(dòng)性跟;
垃圾分揀機(jī)器人的構(gòu)成后甲由跟壁虎翻過(guò)窗臺(tái),他們便可以繼承運(yùn)轉(zhuǎn)在表面上倒置。機(jī)器人能夠可能如許做,未來(lái)同時(shí),全說(shuō)。
科學(xué)家們具體先容了他們的發(fā)明在線6月6驲正在PlosOne中.
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