\n
Aplik\u00e1cie dr\u00e1\u017ekov\u00fdch spojok<\/h2>\n
Dr\u00e1\u017ekovan\u00e1 spojka je vysoko \u00fa\u010dinn\u00fd prostriedok na spojenie dvoch alebo viacer\u00fdch komponentov. Tieto typy spojok s\u00fa ve\u013emi \u00fa\u010dinn\u00e9, preto\u017ee kombinuj\u00fa line\u00e1rny pohyb s rot\u00e1ciou a ich \u00fa\u010dinnos\u0165 z nich rob\u00ed \u017eiaducu vo\u013ebu v mnoh\u00fdch aplik\u00e1ci\u00e1ch. \u010c\u00edtajte \u010falej a dozviete sa viac o hlavn\u00fdch charakteristik\u00e1ch a aplik\u00e1ci\u00e1ch dr\u00e1\u017ekovan\u00fdch spojok. Budete tie\u017e schopn\u00ed ur\u010di\u0165 predpokladan\u00fa prev\u00e1dzku a opotrebenie. Svoje vlastn\u00e9 spojky si m\u00f4\u017eete jednoducho navrhn\u00fa\u0165 pod\u013ea krokov uveden\u00fdch ni\u017e\u0161ie.![\"dr\u00e1\u017ekovan\u00fd](\"https:\/\/img.hzpt.com\/img\/spline_shaft\/T_splineshaft_3.webp\")
<\/p>\n
Optim\u00e1lny dizajn<\/h2>\n
Dr\u00e1\u017ekovan\u00e1 spojka hr\u00e1 d\u00f4le\u017eit\u00fa \u00falohu pri prenose kr\u00fatiaceho momentu. Sklad\u00e1 sa z n\u00e1boja a hriade\u013ea s dr\u00e1\u017ekami, ktor\u00e9 s\u00fa v povrchovom kontakte bez relat\u00edvneho pohybu. Ke\u010f\u017ee s\u00fa spojen\u00e9, ich uhlov\u00e1 r\u00fdchlos\u0165 je rovnak\u00e1. Dr\u00e1\u017eky m\u00f4\u017eu by\u0165 navrhnut\u00e9 s ak\u00fdmko\u013evek profilom, ktor\u00fd minimalizuje trenie. Preto\u017ee s\u00fa vo vz\u00e1jomnom kontakte, za\u0165a\u017eenie nie je rovnomerne rozlo\u017een\u00e9 a s\u00fastre\u010fuje sa na mal\u00fa plochu, \u010do m\u00f4\u017ee deformova\u0165 povrch n\u00e1boja.
Optim\u00e1lna kon\u0161trukcia dr\u00e1\u017ekovan\u00e9ho spoja zoh\u013ead\u0148uje nieko\u013eko faktorov vr\u00e1tane hmotnosti, materi\u00e1lov\u00fdch charakterist\u00edk a v\u00fdkonnostn\u00fdch po\u017eiadaviek. V leteckom priemysle je hmotnos\u0165 d\u00f4le\u017eit\u00fdm kon\u0161truk\u010dn\u00fdm faktorom. Tabu\u013eky SAE a ANSI nezoh\u013ead\u0148uj\u00fa hmotnos\u0165 pri v\u00fdpo\u010dte v\u00fdkonnostn\u00fdch po\u017eiadaviek dr\u00e1\u017ekovan\u00fdch spojov. \u010eal\u0161\u00edm kritick\u00fdm faktorom je priestor. Dr\u00e1\u017ekovan\u00e9 spoje sa m\u00f4\u017eu musie\u0165 zmesti\u0165 do stiesnen\u00fdch priestorov alebo m\u00f4\u017eu podlieha\u0165 in\u00fdm konfigura\u010dn\u00fdm obmedzeniam.
Optim\u00e1lna kon\u0161trukcia dr\u00e1\u017ekov\u00fdch spojok m\u00f4\u017ee by\u0165 charakterizovan\u00e1 nep\u00e1rnym po\u010dtom zubov. Nie je to v\u0161ak v\u017edy tak. Ak vonkaj\u0161\u00ed priemer dr\u00e1\u017eky prekro\u010d\u00ed ur\u010dit\u00fa prahov\u00fa hodnotu, optim\u00e1lny model dr\u00e1\u017ekovanej spojky nemus\u00ed by\u0165 pre t\u00fato aplik\u00e1ciu tou najlep\u0161ou vo\u013ebou. Na optimaliz\u00e1ciu dr\u00e1\u017ekovanej spojky pre konkr\u00e9tnu aplik\u00e1ciu m\u00f4\u017ee pou\u017e\u00edvate\u013e zv\u00e1\u017ei\u0165 met\u00f3du dimenzovania, ktor\u00e1 je pre jeho aplik\u00e1ciu najvhodnej\u0161ia.
Po vygenerovan\u00ed n\u00e1vrhu je \u010fal\u0161\u00edm krokom testovanie v\u00fdsledn\u00e9ho dr\u00e1\u017ekov\u00e9ho prepojenia. Syst\u00e9m mus\u00ed skontrolova\u0165 ak\u00e9ko\u013evek kon\u0161truk\u010dn\u00e9 obmedzenia a overi\u0165, \u010di je mo\u017en\u00e9 ho vyrobi\u0165 pomocou modern\u00fdch v\u00fdrobn\u00fdch techn\u00edk. V\u00fdsledn\u00fd model dr\u00e1\u017ekov\u00e9ho prepojenia sa potom exportuje do optimaliza\u010dn\u00e9ho n\u00e1stroja na \u010fal\u0161iu anal\u00fdzu. T\u00e1to met\u00f3da umo\u017e\u0148uje kon\u0161trukt\u00e9rovi jednoducho manipulova\u0165 s n\u00e1vrhom dr\u00e1\u017ekov\u00e9ho prepojenia a zni\u017eova\u0165 jeho hmotnos\u0165.
Model dr\u00e1\u017ekovan\u00e9ho spojenia 20 obsahuje hlavn\u00e9 \u0161truktur\u00e1lne prvky dr\u00e1\u017ekovan\u00e9ho spojenia. Softv\u00e9rov\u00fd program 10 pre modelovanie produktu uklad\u00e1 predvolen\u00e9 hodnoty pre ka\u017ed\u00fa zo \u0161pecifik\u00e1ci\u00ed dr\u00e1\u017ekovan\u00e9ho spojenia. V\u00fdsledn\u00fd dr\u00e1\u017ekov\u00fd model sa potom vypo\u010d\u00edta v s\u00falade s algoritmom pou\u017eit\u00fdm v tomto vyn\u00e1leze. Softv\u00e9r umo\u017e\u0148uje kon\u0161trukt\u00e9rovi zada\u0165 polomery, hr\u00fabku a orient\u00e1ciu dr\u00e1\u017ekovan\u00e9ho spojenia.![\"dr\u00e1\u017ekovan\u00fd](\"https:\/\/img.hzpt.com\/img\/spline_shaft\/C_splineshaft_3.webp\")
<\/p>\n
Charakteristiky<\/h2>\n
D\u00f4le\u017eit\u00fdm aspektom dr\u00e1\u017ekovania leteck\u00fdch motorov je rozlo\u017eenie za\u0165a\u017eenia medzi zubami. V\u00fdskumn\u00edci vykonali experiment\u00e1lne testy a analyzovali vplyv podmienok mazania na spr\u00e1vanie spojky. N\u00e1sledne navrhli teoretick\u00fd model s pou\u017eit\u00edm Ruizovho parametra na simul\u00e1ciu skuto\u010dn\u00fdch prev\u00e1dzkov\u00fdch podmienok dr\u00e1\u017ekovan\u00fdch spojok. Tento model vysvet\u013euje opotrebenie sp\u00f4soben\u00e9 dr\u00e1\u017ekovan\u00fdmi spojkami zoh\u013eadnen\u00edm vplyvu trenia, nes\u00faososti a \u010fal\u0161\u00edch podmienok, ktor\u00e9 s\u00fa relevantn\u00e9 pre v\u00fdkon dr\u00e1\u017eok.
Aby bolo mo\u017en\u00e9 navrhn\u00fa\u0165 dr\u00e1\u017ekovan\u00e9 spojenie, pou\u017e\u00edvate\u013e najprv zad\u00e1 krit\u00e9ri\u00e1 n\u00e1vrhu pre dimenzovanie nosn\u00fdch profilov vr\u00e1tane vonkaj\u0161ieho dr\u00e1\u017ekovania 40 modelu dr\u00e1\u017ekovan\u00e9ho spojenia 30. Potom pou\u017e\u00edvate\u013e \u0161pecifikuje po\u017eiadavky na v\u00fdkonnos\u0165 v oblasti kr\u00fatiaceho momentu, ako je medza klzu, plastick\u00e9 vybo\u010denie a vybo\u010denie pri te\u010den\u00ed. Softv\u00e9rov\u00fd program potom automaticky vypo\u010d\u00edta ve\u013ekos\u0165 a konfigur\u00e1ciu nosn\u00fdch profilov a hriade\u013ea. Tieto \u0161pecifik\u00e1cie sa potom zadaj\u00fa do modelov\u00e9ho softv\u00e9rov\u00e9ho programu 10 ako \u0161pecifika\u010dn\u00e9 hodnoty.
Na obrazovke grafick\u00e9ho rozhrania 80 sa zad\u00e1vaj\u00fa r\u00f4zne \u0161pecifik\u00e1cie konfigur\u00e1cie dr\u00e1\u017ekovan\u00e9ho prepojenia. Softv\u00e9rov\u00fd program 10 potom generuje model dr\u00e1\u017ekovan\u00e9ho prepojenia ulo\u017een\u00edm predvolen\u00fdch hodn\u00f4t pre r\u00f4zne \u0161pecifik\u00e1cie. Pou\u017e\u00edvate\u013e potom m\u00f4\u017ee manipulova\u0165 s modelom dr\u00e1\u017ekovan\u00e9ho prepojenia \u00fapravou jeho r\u00f4znych \u0161pecifik\u00e1ci\u00ed. Kone\u010dn\u00fdm v\u00fdsledkom bude po\u010d\u00edta\u010dom podporovan\u00fd n\u00e1vrh, ktor\u00fd umo\u017e\u0148uje n\u00e1vrh\u00e1rom optimalizova\u0165 dr\u00e1\u017ekovan\u00e9 prepojenia na z\u00e1klade ich v\u00fdkonu a kon\u0161truk\u010dn\u00fdch \u0161pecifik\u00e1ci\u00ed.
Softv\u00e9rov\u00fd program pre model spline couplingu neust\u00e1le vyhodnocuje platnos\u0165 modelov spline couplingu pre konkr\u00e9tnu aplik\u00e1ciu. Napr\u00edklad, ak pou\u017e\u00edvate\u013e zad\u00e1 sign\u00e1l d\u00e1tovej hodnoty zodpovedaj\u00faci parametrick\u00e9mu sign\u00e1lu, softv\u00e9r porovn\u00e1 hodnotu zadan\u00e9ho sign\u00e1lu so zodpovedaj\u00facou hodnotou v znalostnej b\u00e1ze. Ak s\u00fa hodnoty mimo \u0161pecifik\u00e1ci\u00ed, zobraz\u00ed sa varovn\u00e1 spr\u00e1va. Po dokon\u010den\u00ed tohto porovnania softv\u00e9rov\u00fd program pre model spline couplingu vygeneruje spr\u00e1vu s v\u00fdsledkami.
Medzi r\u00f4zne kon\u0161truk\u010dn\u00e9 faktory dr\u00e1\u017ekov\u00fdch spojok patr\u00ed hmotnos\u0165, materi\u00e1lov\u00e9 vlastnosti a v\u00fdkonnostn\u00e9 po\u017eiadavky. Hmotnos\u0165 je jedn\u00fdm z najd\u00f4le\u017eitej\u0161\u00edch kon\u0161truk\u010dn\u00fdch faktorov, najm\u00e4 v oblasti letectva. Tabu\u013eky ANSI a SAE tieto faktory nezoh\u013ead\u0148uj\u00fa pri v\u00fdpo\u010dte charakterist\u00edk za\u0165a\u017eenia dr\u00e1\u017ekov\u00fdch spojok. Konfigur\u00e1ciu dr\u00e1\u017ekovanej spojky m\u00f4\u017eu obmedzova\u0165 aj in\u00e9 kon\u0161truk\u010dn\u00e9 po\u017eiadavky.<\/p>\n
Aplik\u00e1cie<\/h2>\n
Dr\u00e1\u017ekovan\u00e9 spojky s\u00fa typom mechanick\u00e9ho spoja, ktor\u00fd sp\u00e1ja dva rotuj\u00face hriadele. Jeho dve \u010dasti zaberaj\u00fa so zubami, ktor\u00e9 pren\u00e1\u0161aj\u00fa za\u0165a\u017eenie. Hoci s\u00fa dr\u00e1\u017eky be\u017ene predimenzovan\u00e9, st\u00e1le s\u00fa n\u00e1chyln\u00e9 na \u00fanavu a statick\u00e9 spr\u00e1vanie. Tieto vlastnosti ich tie\u017e robia n\u00e1chyln\u00fdmi na opotrebovanie. Preto je spr\u00e1vny n\u00e1vrh a v\u00fdber nevyhnutn\u00fd na minimaliz\u00e1ciu opotrebenia dr\u00e1\u017eok. Dr\u00e1\u017ekovan\u00e9 spojky maj\u00fa mnoho aplik\u00e1ci\u00ed.
Kon\u0161trukcia k\u013e\u00fa\u010da je zalo\u017een\u00e1 na ve\u013ekosti sp\u00e1jan\u00e9ho hriade\u013ea. To umo\u017e\u0148uje spr\u00e1vne rozmiestnenie k\u013e\u00fa\u010dov. Nov\u00e1 met\u00f3da odva\u013eovania umo\u017e\u0148uje vytv\u00e1ranie ku\u017ee\u013eovit\u00fdch z\u00e1kladn\u00ed bez presahov a kore\u0148 k\u013e\u00fa\u010dov je s\u00fastredn\u00fd s osou. Tieto vlastnosti umo\u017e\u0148uj\u00fa vysok\u00fa produktivitu. R\u00f4zne aplik\u00e1cie dr\u00e1\u017ekov\u00fdch spojok mo\u017eno n\u00e1js\u0165 v r\u00f4znych odvetviach. Ak sa chcete dozvedie\u0165 viac, \u010d\u00edtajte \u010falej.
Metodika zalo\u017een\u00e1 na kone\u010dn\u00fdch elementoch dok\u00e1\u017ee predpoveda\u0165 mieru opotrebenia dr\u00e1\u017ekov\u00fdch spojov zahrnut\u00edm v\u00fdvoja koeficientu trenia. T\u00e1to met\u00f3da dok\u00e1\u017ee predpoveda\u0165 opotrebenie tren\u00edm z jednoduchej geometrie zaoblenia na ploche a bola kalibrovan\u00e1 s experiment\u00e1lnymi \u00fadajmi. Predpovedan\u00e1 miera opotrebenia je v porovnan\u00ed s experiment\u00e1lnymi \u00fadajmi rozumn\u00e1. V\u00fdvoj trenia v dr\u00e1\u017ekov\u00fdch spojoch z\u00e1vis\u00ed od geometrie dr\u00e1\u017eok. Je tie\u017e d\u00f4le\u017eit\u00e9 zv\u00e1\u017ei\u0165 stav mazania dr\u00e1\u017eok.
Pou\u017eitie dr\u00e1\u017ekovanej spojky zni\u017euje v\u00f4\u013eu a zais\u0165uje spr\u00e1vne zarovnanie sp\u00e1jan\u00fdch komponentov. Dr\u00e1\u017ekovan\u00fd tvar zubov hriade\u013ea pren\u00e1\u0161a rot\u00e1ciu z dr\u00e1\u017ekovan\u00e9ho hriade\u013ea na vn\u00fatorn\u00fd dr\u00e1\u017ekovan\u00fd prvok, ktor\u00fdm m\u00f4\u017ee by\u0165 ozuben\u00e9 koleso alebo in\u00e9 rota\u010dn\u00e9 zariadenie. Po\u017eiadavky na pevnos\u0165 v kore\u0148ovom bode a kr\u00fatiaci moment dr\u00e1\u017ekovanej spojky ur\u010duj\u00fa typ dr\u00e1\u017ekovanej spojky, ktor\u00e1 by sa mala pou\u017ei\u0165.
Kore\u0148 dr\u00e1\u017eky je zvy\u010dajne ploch\u00fd a m\u00e1 na jednej strane korunku. Zakriven\u00fd dr\u00e1\u017ekovan\u00fd zub m\u00e1 symetrick\u00fa korunku v stredovej \u010diare \u0161\u00edrky \u010delnej strany dr\u00e1\u017eky. Ako sa d\u013a\u017eka dr\u00e1\u017eky smerom ku koncom zni\u017euje, zuby sa sten\u010duj\u00fa. Priemer zuba sa meria v rozstupe. To znamen\u00e1, \u017ee vn\u00fatorn\u00fd dr\u00e1\u017ekovan\u00fd zub m\u00e1 ploch\u00fa kore\u0148 a zakriven\u00fd dr\u00e1\u017ekovan\u00fd zub.![\"dr\u00e1\u017ekovan\u00fd](\"https:\/\/img.hzpt.com\/img\/spline_shaft\/B_splineshaft_3.webp\")
<\/p>\n
Predv\u00eddate\u013enos\u0165<\/h2>\n
Vretenov\u00e9 spojky sa pou\u017e\u00edvaj\u00fa v rota\u010dn\u00fdch strojoch na spojenie dvoch hriade\u013eov. Skladaj\u00fa sa z dvoch \u010dast\u00ed so zubami, ktor\u00e9 do seba zaberaj\u00fa a pren\u00e1\u0161aj\u00fa za\u0165a\u017eenie. Dr\u00e1\u017ekovan\u00e9 spojky s\u00fa be\u017ene predimenzovan\u00e9 a s\u00fa n\u00e1chyln\u00e9 na statick\u00e9 spr\u00e1vanie a \u00fanavu. Opotrebovanie je tie\u017e be\u017en\u00fdm probl\u00e9mom dr\u00e1\u017eok. Na rie\u0161enie t\u00fdchto probl\u00e9mov je nevyhnutn\u00e9 pochopi\u0165 spr\u00e1vanie a predv\u00eddate\u013enos\u0165 t\u00fdchto spojok.
Dynamick\u00e9 spr\u00e1vanie dr\u00e1\u017ekov\u00fdch spojok rotora je \u010dasto nejasn\u00e9, najm\u00e4 ak syst\u00e9m nie je integrovan\u00fd s rotorom. Napr\u00edklad, ke\u010f nie je pr\u00edtomn\u00e9 nes\u00faosos\u0165, hlavnou odozvou je frekvencia jedna r\u00fdchlos\u0165 ot\u00e1\u010dania X. S rast\u00facou nes\u00faosos\u0165ou syst\u00e9m za\u010d\u00edna vibrova\u0165 zlo\u017eit\u00fdm sp\u00f4sobom. Okrem toho, ako sa obe\u017en\u00e9 dr\u00e1hy hriade\u013ea vz\u010fa\u013euj\u00fa od po\u010diatku, magnit\u00fady v\u0161etk\u00fdch frekvenci\u00ed sa zvy\u0161uj\u00fa. V\u00fdsledky v\u00fdskumu s\u00fa preto u\u017eito\u010dn\u00e9 pri ur\u010dovan\u00ed spr\u00e1vneho n\u00e1vrhu a rie\u0161enia probl\u00e9mov rotorov\u00fdch syst\u00e9mov.
Model nespr\u00e1vne zarovnan\u00fdch dr\u00e1\u017ekov\u00fdch spojen\u00ed je mo\u017en\u00e9 z\u00edska\u0165 anal\u00fdzou vz\u0165ahov medzi nap\u00e4t\u00edm a tlakom medzi dvoma p\u00e1rmi dr\u00e1\u017eok. Model z\u00e1berovej sily dr\u00e1\u017eok je funkciou hmotnosti syst\u00e9mu, pren\u00e1\u0161an\u00e9ho kr\u00fatiaceho momentu a dynamick\u00e9ho vibra\u010dn\u00e9ho posunu. Tento model plat\u00ed, ke\u010f je dynamick\u00fd vibra\u010dn\u00fd posun mal\u00fd. Okrem toho je met\u00f3da krokovej integr\u00e1cie CZPT stabiln\u00e1 a m\u00e1 vysok\u00fa \u00fa\u010dinnos\u0165.
Rozdelenia sklzu s\u00fa funkciou stavu mazania, koeficientu trenia a cyklov za\u0165a\u017eenia. Predpovedan\u00e9 h\u013abky opotrebenia s\u00fa v r\u00e1mci rozsahu nameran\u00fdch hodn\u00f4t. Tieto predpovede s\u00fa zalo\u017een\u00e9 na rozdeleniach sklzu. Metodika predpoved\u00e1 zv\u00fd\u0161en\u00e9 opotrebenie za podmienok mierneho mazania, ale nie za podmienok zv\u00fd\u0161en\u00e9ho mazania. Stav mazania a koeficient trenia s\u00fa k\u013e\u00fa\u010dov\u00fdmi faktormi ur\u010duj\u00facimi spr\u00e1vanie dr\u00e1\u017eok pri opotrebovan\u00ed.<\/p>\n
![\"China](\"https:\/\/img.hzpt.com\/img\/spline_shaft\/spline_shaft_l1.webp\")
![\"China](\"https:\/\/img.hzpt.com\/img\/spline_shaft\/spline_shaft_l2.webp\")
editor od czh 2023-02-24<\/p>","protected":false},"excerpt":{"rendered":"
Problem: NewGuarantee: 3monthsApplicable Industries: electric powered auto\/farm equipment\/aviation machine\/drivesBodyweight (KG): 4.5Showroom Spot: noneVideo outgoing-inspection: Not AvailableEquipment Take a look at Report: Not OfferedMarketing Type: Sizzling Merchandise 2571Guarantee of main factors: Not ObtainableCore Parts: Engine, Bearing, Gearbox, Motor, Feed Planetary Gearbox Mixer PumpStructure: WormSubstance: Alloy metal, metallic metalCoatings: NegotiableTorque Potential: otherDesign Quantity: Shaft-A-001Packaging Details: In accordance […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[19,620,1419,1948,1610],"class_list":["post-1138","post","type-post","status-publish","format-standard","hentry","category-product-catalog","tag-shaft","tag-shaft-drive","tag-worm-drive","tag-worm-drive-shaft","tag-worm-shaft"],"_links":{"self":[{"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/posts\/1138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/comments?post=1138"}],"version-history":[{"count":0,"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/posts\/1138\/revisions"}],"wp:attachment":[{"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/media?parent=1138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/categories?post=1138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/splineshaft.top\/sk\/wp-json\/wp\/v2\/tags?post=1138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}