Yintoni iFlat Torsion Spring?
Udinga amandla ajikelezayo kodwa unendawo encinci ye-axial. Umgangatho, bulky round-wire torsion spring simply won't fit, ukunyanzelisa uhlengahlengiso olupheleleyo lwemveliso yakho ehlangeneyo.
Umthombo othe tyaba we-torsion yiyo nayiphi na intwasahlobo eyenziwe ngomcu osicaba wemathiriyeli, njengentsimbi yasentwasahlobo, egcina kwaye ikhuphe amandla ajikelezayo. Iprofayile yayo encinci iyenza ilungele usetyenziso olunemiqobo ebambekayo yendawo.
Xa injineli indithumelela umzobo we-"flat torsion spring," umbuzo wam wokuqala uhlala, "Yintoni kanye ekufuneka yenziwe?" Eli gama licandelo jikelele, hayi inxalenye ethile. It's like asking for a "car" when you need to specify if it's a truck, i sedan, okanye imoto yezemidlalo. Ukukhetha uhlobo oluchanekileyo lwentwasahlobo ethe tyaba sesinye sezona zigqibo zibalulekileyo zokuqinisekisa ukuba indlela yakho isebenza kakuhle kwaye ithembekile kubomi bayo bonke benkonzo..
Ngaba iSpiral Torsion Spring iyafana neFlet Torsion Spring?
You're looking for a simple return spring, kodwa isigama siyabhida. Ubona imithombo eyahlukeneyo ethe tyaba ebhityileyo kwaye ucinga ukuba zonke zisebenza ngokufanayo, nto leyo enokukhokelela ekulandeleni indawo engeyiyo.
A spiral torsion spring[^ 1] yinto ethile uhlobo ye intwasahlobo ethe tyaba ye-torsion[^2]. It's designed with open coils that do not touch and is best suited for low-rotation applications, ngokwesiqhelo ngaphantsi kwe 360 izidanga.
Ndikhumbula ndisebenza nenkampani eyayiphuhlisa iqhosha lokulawula isiphelo esiphezulu sezixhobo zomsindo. Babefuna into egudileyo, tactile "buyela-kumbindi" ukuziva. Baqale bazama isiphethu samandla esincinci, kodwa ibonelele ngokujikeleza kakhulu kwaye yaziva ingahambelani. Isisombululo yaba yintsusa ye-spiral torsion yokwenyani. Siye sayila enye ebonelela nje ngomlinganiselo ochanekileyo wetorque ngaphezulu kokujikeleza kwe-45-degree. Izikhewu phakathi kweekhoyili zaqinisekisa ukuba akukho ngxabano, ukunika iqhoshana loo ntlawulo, intshukumo yamanzi ababeyikhangela.
Ukuchaza iimpawu
Isitshixo se-spiral torsion spring silula, uyilo oluvulekileyo lwekhoyili. Ibukeka kwaye iyasebenza kwimisebenzi ethile.
- Ukwakhiwa: It's made from a single strip of rectangular spring steel coiled on one plane. Isiphelo esinye siqhele ukugotywa ukwenza i-ankile yangaphakathi (ukuncamathela kwishaft), kwaye esinye isiphelo senziwa ukutyhala kwindawo ejikelezayo.
- Umsebenzi: Njengoko icandelo lijikeleza, Ivula intwasahlobo iqine ngakumbi, ukugoba izinto. The material's resistance to this bending creates the restoring torque. Ngenxa yokuba iikhoyili azenzelwe ukubamba, impendulo torque kakhulu linear kwaye agudileyo ukuphambuka encinane. Ayenzelwanga izicelo ezifuna amaxesha amaninzi.
| Inqaku | I-Spiral Torsion Spring (Ucingo olucaba) | I-Helical Torsion Spring (Round Wire) |
|---|---|---|
| Inkangeleko yesimo | Iprofayile ye-axial encinci kakhulu, idiameter ebanzi. | Idayimitha encinci, iprofayile ye-axial ende kakhulu. |
| Ukusetyenziswa kwendawo | Ilungele izithuba ezithe nkqo. | Ilungele izithuba ezixineneyo. |
| Ukujikeleziswa okuqhelekileyo | Ngaphantsi ko 360 izidanga. | Inokuthi ilungiselelwe ukujikeleza okuninzi. |
| Inyathelo lokuqala | Ukukhulula kunika amandla okubuyisela. | Ukujija okanye ukukhulula kunika amandla. |
Nini i-Power Spring (Clock Spring) Ukhetho Olululo?
Imveliso yakho kufuneka ihoxise intambo ende okanye ibhanti, efuna ujikelezo oluninzi olupheleleyo. Umthombo nje ojikelezayo unokubopha kwaye ungaphumeleli ngokukhawuleza.
Umthombo wamandla, ekwabizwa ngokuba yiwotshi yasentwasahlobo, lukhetho oluchanekileyo lokurhoxiswa kokujikeleza okuphezulu. Olu hlobo lwe intwasahlobo ethe tyaba ye-torsion[^2] icinezelwe kwangaphambili kwaye iqulethwe kwindlu, ukuyivumela ukuba inike itorque ehambelanayo kwiinguqu ezininzi.
Omnye wabathengi bethu abakhulu benza izixhobo zemizi-mveliso, kuquka imibhobho yomoya erhoxiswayo yeendibano zocweyo. Imithombo engaphakathi kwezi reels zizinto ezinzulu. Kufuneka bahlehle umva 50 iinyawo zombhobho onzima ngokutyibilikayo nangokuthembeka amawaka amaxesha. Esi sisicelo sakudala se umthombo wamandla[^ 3]. Intlakohlaza ifakwe inxeba eliqinileyo ngaphakathi kwegubu. Njengoko utsala umbhobho, intwasahlobo iya iqina. Xa uyikhulula, amandla agciniweyo atsala umbhobho kwakhona. A simple spiral spring couldn't store enough energy or provide enough turns to do that job.
Ukubaluleka KweziNdlu
Ngokungafaniyo nomthombo olula ojikelezayo, a umthombo wamandla[^ 3] yinkqubo epheleleyo exhomekeke kwizindlu zayo ukuze isebenze ngokuchanekileyo.
- Ukugcinwa kwamandla: A umthombo wamandla[^ 3] yenziwe ngomtya omde wezinto ezenziwe ngaphambili zibe yikhoyili eqinileyo. Emva koko ifakwe kwindlu okanye i-case enkulu kancinane kune-diameter yayo yasimahla. Le nkqubo "ilayisha kwangaphambili" intwasahlobo ngamandla.
- Ukukhuhlana kunye noLawulo: Njengoko intwasahlobo isebenza, iikhoyili zicinezela omnye komnye nangaphakathi kwendlu. Le friction elawulwayo yinxalenye yoyilo kwaye inceda ukudala i-flatter, Igophe letorque elihambelanayo xa lithelekiswa nentwasahlobo ejikelezayo. Yiyo loo nto ufumana utsalo oluzinzileyo ukusuka kumlinganiselo weteyiphu endaweni yamandla awehla ngokukhawuleza.
| Uphawu | Power Spring | I-Spiral Torsion Spring |
|---|---|---|
| I-Coil State | Iikhoyili zipakishwe ngokuqinileyo kwaye zichukumise. | Iikhoyili zivuliwe ngesithuba phakathi kwazo. |
| Izindlu | Ityala okanye indlu iyafuneka. | Isetyenziswa rhoqo ngaphandle kwendlu epheleleyo. |
| Umthamo wokujikeleza | Yenzelwe ujikelezo oluninzi olupheleleyo. | Ilinganiselwe kwizijikelezo ezimbalwa, rhoqo ngaphantsi kwesinye. |
| Ukusetyenziswa okuqhelekileyo | Ukurhoxa (iiteyiphu amanyathelo, ibhanti zesitulo). | Ukubuyela-kumbindi olulula (iiswitshi, iilevers). |
Ngaba ungasebenzisa iBha yeFlethi elula njengeNtwasahlobo yeTorsion?
Ufuna elula kakhulu, intwasahlobo enexabiso eliphantsi yehenjisi esisiseko okanye indlela yokutshixa. Umthombo ojiyileyo ubonakala ngathi ubhubhile, and you're wondering if there's a simpler way.
Ewe, Ibha ye-torsion bar yeyona ndlela ilula yomthombo othe tyaba we-torsion. It's a straight strip of spring material that provides a restoring torque when twisted, ukuyenza igqibelele ngokulula, izicelo zokujikeleza okuphantsi.
Ndakha ndasebenza kwiprojekthi yomenzi wezixhobo zezolimo. Babedinga umthombo wendlela yokuvala isivalo sehopper yembewu. Yayinzima, indawo emdaka, kwaye isixhobo kufuneka singabi nabudenge kwaye singabizi mali ininzi. We didn't use a coiled spring at all. Siye sayila emfutshane, isiqwenga esithe ngqo sentsimbi yasentwasahlobo eqinileyo. Isiphelo esinye sasidityaniselwe kwihenjisi, enye yayame phezu kwesiciko. Xa uvula isiciko, yajija ibha. Xa ukhulula, ibar ingajikwanga yasikrazula isiciko. Yayilula ngendlela emangalisayo, kubiza phantse nantoni na yokwenza, kwaye ngokuqinisekileyo iya kudlula wonke umatshini.
Ubulula kuYilo
Ngamanye amaxesha esona sisombululo sisebenzayo seso sinamalungu ambalwa. Ibar ye-torsion flat ngumzekelo ogqibeleleyo walo mgaqo.
- Ingaba isebenza kanjani: I-torsion bar isebenza ngokuxhathisa i-torsional (ukujija) amandla kunye nobude bayo. Ngokungafaniyo nemithombo ejijekileyo egcina amandla ngokugoba izinto, a ibha ye-torsion[^ 4] igcina amandla ngokujija. Ubungakanani betorque enikezelayo buchongwa bubude bayo, ubukhulu, ububanzi, and the material it's made from.
- Usetyenziso: Olu luyilo lungcono kwi-angle ephantsi, izicelo ezinokuthembeka okuphezulu apho isithuba sekhoyili singekho. It's often found in vehicle suspensions, iiletshi ezihlala ixesha elide, izixhobo zebhetri kliphu, kunye ne-hinge counterbalances elula. Inzuzo yayo ephambili kukuqina kwayo okugqithisileyo kunye neendleko eziphantsi.
| Inqaku | Ibha yeTorsion eFlat | Imithombo eCwangcisiweyo ehlanganisiweyo |
|---|---|---|
| IFomu Factor | Ngqo, ibha yoxande. | Ihlanganiswe, imilo ejikelezayo. |
| Ukugcinwa kwamandla | Phantsi ukuya phakathi. | Phezulu (Power Spring) ukuya phakathi (I-Spiral). |
| I-Angle ejikelezayo | Mda kakhulu, ngokwesiqhelo ngaphantsi kwe 90 izidanga. | Inokuba phezulu kakhulu (Power Spring). |
| Iindleko | Isezantsi kakhulu. | Phakathi ukuya phezulu, kuxhomekeke kubunzima. |
Ukuqukumbela
"Intwasahlobo ethe tyaba ye-torsion" ichaza usapho lwezisombululo. Ukukhetha eyona ilungileyo—nokuba sisiphethu esijikelezayo, a umthombo wamandla[^ 3], okanye elula ibha ye-torsion[^ 4]—is critical for your design's performance and success.
[^ 1]: Funda malunga nemithombo ye-spiral torsion kunye neempawu zabo zoyilo ezizodwa ezibenza bafanelekele usetyenziso oluthile.
[^2]: Phonononga esi sixhobo ukuqonda ukuguquguquka kunye nokusetyenziswa kwemithombo ye-torsion flat kuyilo olwahlukeneyo.
[^ 3]: Fumana ukusebenza kwemithombo yamandla kunye nokubaluleka kwabo kwizicelo zokujikeleza okuphezulu.
[^ 4]: Fumana indlela ii-torsion bars ezisebenza ngayo kunye nokusetyenziswa kwazo kwiinkqubo ezahlukeneyo zoomatshini.