{"id":888,"date":"2023-02-15T03:03:11","date_gmt":"2023-02-15T03:03:11","guid":{"rendered":"http:\/\/splineshaft.top\/china-8-1-221-3kn-static-load-16-150-nominal-axial-diameter-shaft-bearing-long-steel-spline-shaft-drive-shaft-equipment\/"},"modified":"2023-02-15T03:03:11","modified_gmt":"2023-02-15T03:03:11","slug":"china-8-1-221-3kn-static-load-16-150-nominal-axial-diameter-shaft-bearing-long-steel-spline-shaft-drive-shaft-equipment","status":"publish","type":"post","link":"https:\/\/splineshaft.top\/cs\/china-8-1-221-3kn-static-load-16-150-nominal-axial-diameter-shaft-bearing-long-steel-spline-shaft-drive-shaft-equipment\/","title":{"rendered":"\u010c\u00edna 8,1-221,3 KN statick\u00e9 zat\u00ed\u017een\u00ed 16-150 jmenovit\u00fd axi\u00e1ln\u00ed pr\u016fm\u011br lo\u017eiska h\u0159\u00eddele dlouh\u00e1 ocelov\u00e1 dr\u00e1\u017ekovan\u00e1 h\u0159\u00eddel hnac\u00ed h\u0159\u00eddel za\u0159\u00edzen\u00ed"},"content":{"rendered":"

Stav: Nov\u00e9
Z\u00e1ruka: Mnohem v\u00edce ne\u017e 5 let
Relevantn\u00ed odv\u011btv\u00ed: Maloobchod se stavebn\u00edmi l\u00e1tkami, V\u00fdrobn\u00ed z\u00e1vody, Prodejny pro opravy stroj\u016f, Tov\u00e1rny na potraviny a n\u00e1poje, Tisk\u00e1rny, Stavebn\u00ed pr\u00e1ce, Energetika a t\u011b\u017eba
M\u00edsto showroomu: \u017d\u00e1dn\u00e9
Videoklip v\u00fdstupn\u00ed inspekce: Prezentov\u00e1no
Zpr\u00e1va o kontrole vybaven\u00ed: Nab\u00edzeno
Marketing a reklama Variety: Nov\u00e1 polo\u017eka 2571
Z\u00e1ruka na kl\u00ed\u010dov\u00e9 komponenty: V\u00edce ne\u017e 5 let
Z\u00e1kladn\u00ed prvky: ostatn\u00ed
Konstrukce: Dr\u00e1\u017ekovan\u00e1
Obsah: Legovan\u00e1 ocel
N\u00e1t\u011bry: Ostatn\u00ed
Potenci\u00e1l to\u010div\u00e9ho momentu: 33 000 Nm
Modelov\u00e1 \u0159ada: GJF20
Identifikace polo\u017eky: Ball Spline
P\u0159esnost Kvalita: 2\/3\/4
Jmenovit\u00fd axi\u00e1ln\u00ed pr\u016fm\u011br: 16-150
Torzn\u00ed v\u016fle: P0\/P1\/P2
Statick\u00e9 zat\u00ed\u017een\u00ed: 8,1\u2013221,3 kN
Vn\u011bj\u0161\u00ed pr\u016fm\u011br: 23-135
Olejov\u00e1 mezera: 2-5
M\u00edsto olejov\u00e9ho otvoru: 13-55
Hloubka zahlouben\u00ed: 4,4\u201317,5
Nejvy\u0161\u0161\u00ed kvalita: Velk\u00e1 p\u0159esnost
Poz\u00e1ru\u010dn\u00ed servis: Technick\u00e1 podpora pro filmy, online podpora, n\u00e1hradn\u00ed d\u00edly, \u00fadr\u017eba a opravy syst\u00e9m\u016f
Lokalita slu\u017eeb v okol\u00ed: \u017d\u00e1dn\u00e1
Specifikace balen\u00ed: Pap\u00edrov\u00e1 a d\u0159ev\u011bn\u00e1 krabice pro statick\u00e9 zat\u00ed\u017een\u00ed 8,1\u2013221,3 kN, jmenovit\u00fd axi\u00e1ln\u00ed pr\u016fm\u011br 16\u2013150, lo\u017eisko h\u0159\u00eddele, prodlou\u017een\u00e1 ocelov\u00e1 dr\u00e1\u017ekovan\u00e1 h\u0159\u00eddel
Port: ZheJiang <\/p>\n

P\u0159ehled polo\u017eky \u0158ada p\u0159esn\u00fdch line\u00e1rn\u00edch dr\u00e1\u017eekDr\u00e1\u017ekov\u00e1n\u00ed je druh metody line\u00e1rn\u00edho pohybu. Kdy\u017e se dr\u00e1\u017ekov\u00e1n\u00ed pohybuje pod\u00e9l p\u0159esn\u00e9 podlahov\u00e9 h\u0159\u00eddele pomoc\u00ed kuli\u010dek, p\u0159en\u00e1\u0161\u00ed se kroutic\u00ed moment. Dr\u00e1\u017ekov\u00e1n\u00ed m\u00e1 kompaktn\u00ed konstrukci. Dok\u00e1\u017ee p\u0159en\u00e1\u0161et p\u0159et\u00ed\u017een\u00ed a hnac\u00ed s\u00edlu. M\u00e1 del\u0161\u00ed \u017eivotnost. V sou\u010dasn\u00e9 dob\u011b v\u00fdrobn\u00ed z\u00e1vod vyr\u00e1b\u00ed 2 druhy dr\u00e1\u017ekov\u00e1n\u00ed, a to konvexn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed a konk\u00e1vn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed. Konvexn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed obvykle vydr\u017e\u00ed v\u011bt\u0161\u00ed radi\u00e1ln\u00ed zat\u00ed\u017een\u00ed a kroutic\u00ed moment ne\u017e konk\u00e1vn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed. Vlastnosti Typ koule: \u03c6 Velk\u00fd to\u010div\u00fd moment Hlin\u00edkov\u00e1 \u0161nekov\u00e1 p\u0159evodovka Sb\u011brn\u00e1 \u0161nekov\u00e1 p\u0159evodovka RV s v\u00fdstupn\u00ed p\u0159\u00edrubou P\u0159evodovka 16-\u03c6250Vysok\u00e1 rychlost, vysok\u00e1 p\u0159esnostVysok\u00e9 zat\u00ed\u017een\u00ed, del\u0161\u00ed \u017eivotnostFlexibiln\u00ed pohyb, sn\u00ed\u017een\u00e1 spot\u0159eba energieVysok\u00e1 rychlost pohybuVysok\u00e9 zat\u00ed\u017een\u00ed a dlouh\u00e1 \u017eivotnostPou\u017eit\u00ed:polovodi\u010dov\u00e1 za\u0159\u00edzen\u00ed, stroje na pneumatiky, monokrystalick\u00e9 k\u0159em\u00edkov\u00e9 pece, rehabilita\u010dn\u00ed n\u00e1stroje souvisej\u00edc\u00ed se zdrav\u00edm Specifikace \u0159e\u0161en\u00ed <\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
GJZA Konvexn\u00ed druh<\/font><\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Specifikace<\/td>\nGJZA15<\/td>\nGJZA20<\/td>\nGJZA25<\/td>\nGJZA30<\/td>\nGJZA32<\/td>\n<\/tr>\n
Jmenovit\u00fd axi\u00e1ln\u00ed pr\u016fm\u011br d0<\/td>\n15<\/td>\n20<\/td>\n25<\/td>\n30<\/td>\n32<\/td>\n<\/tr>\n
Vn\u011bj\u0161\u00ed pr\u016fm\u011br D<\/td>\n\u00a0 \u00a0 \u00a0 \u00a0N\u00e1klady na v\u00fdrobn\u00ed z\u00e1vod 571 + EDM obr\u00e1b\u011bn\u00ed pouzder z hlin\u00edkov\u00fdch slitin dr\u00e1tem CNC obr\u00e1b\u011bn\u00ed + z\u00e1kaznick\u00e1 podpora -0,013<\/td>\n030\u00a0-.013<\/td>\n038-.016<\/td>\n045-.016<\/td>\n048-.016<\/td>\n<\/tr>\n
D\u00e9lka dr\u00e1\u017ekovan\u00e9 matice L1<\/td>\n\u00a0 \u00a0 \u00a0 050\u00a0 \u00a0 \u00a0-.013<\/td>\n060-.3<\/td>\n070-.3<\/td>\n080-.3<\/td>\n080-.t\u0159i<\/td>\n<\/tr>\n
Max. d\u00e9lka h\u0159\u00eddele L<\/td>\n400<\/td>\n600<\/td>\n800<\/td>\n1400<\/td>\n1400<\/td>\n<\/tr>\n
\u0160\u00ed\u0159ka dr\u00e1\u017eky b<\/td>\n3,5H8<\/td>\n4H8<\/td>\n5H8<\/td>\n4H8<\/td>\n8H8<\/td>\n<\/tr>\n
Hloubka dr\u00e1\u017eky<\/td>\n\u00a0 \u00a0 Xihu (West Lake) Dis.ye 40 let zku\u0161enost\u00ed s v\u00fdrobou, vyrobeno 50mm 12V 24V \u0161nekov\u00e9 p\u0159evodovky s motorem pro inteligentn\u00ed dom\u00e1c\u00ed spot\u0159ebi\u010de 02 -.3<\/td>\n+.12.50<\/td>\n+.230<\/td>\n+.230<\/td>\n+.240<\/td>\n<\/tr>\n
D\u00e9lka dr\u00e1\u017eky I<\/td>\n20<\/td>\n26<\/td>\n36<\/td>\n26<\/td>\n40<\/td>\n<\/tr>\n
D\u00edra v oleji<\/td>\n2<\/td>\n3<\/td>\n3<\/td>\n3<\/td>\n3<\/td>\n<\/tr>\n
\u00a0Dynamick\u00e9 kroucen\u00edN-m<\/td>\n38,9<\/td>\n100<\/td>\n152.<\/td>\n192.2<\/td>\n288,9<\/td>\n<\/tr>\n
Stacion\u00e1rn\u00ed torzeN-m<\/td>\n105.9<\/td>\n270.p\u011bt<\/td>\n345.<\/td>\n425.8<\/td>\n613.dva<\/td>\n<\/tr>\n
Dynamick\u00e9 zat\u00ed\u017een\u00ed C kN<\/td>\n5.5<\/td>\n10.719<\/td>\n13<\/td>\n16.3<\/td>\n19. t\u0159i<\/td>\n<\/tr>\n
Statick\u00e9 zat\u00ed\u017een\u00ed C<\/sub> KN<\/td>\n13. t\u0159i<\/td>\n25.499<\/td>\n26<\/td>\n33. jedna<\/td>\n36. jedna<\/td>\n<\/tr>\n<\/table>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
GJZA Konvexn\u00ed \u0159azen\u00ed<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/td>\n<\/tr>\n
Specifikace<\/td>\nGJZA40<\/td>\nGJZA50<\/td>\nGJZA60<\/td>\nGJZA70<\/td>\nGJZA85<\/td>\nGJZA100<\/td>\nGJZA120<\/td>\nGJZA150<\/td>\n<\/tr>\n
Jmenovit\u00fd axi\u00e1ln\u00ed pr\u016fm\u011br d0<\/td>\n40<\/td>\n50<\/td>\n60<\/td>\n70<\/td>\n85<\/td>\n100<\/td>\n120<\/td>\n150<\/td>\n<\/tr>\n
Vn\u011bj\u0161\u00ed pr\u016fm\u011br D<\/td>\n060-.019<\/td>\n075-.019<\/td>\n090-.571<\/td>\n5710-.571<\/td>\n0120-.571<\/td>\n0140-.571<\/td>\n0160-.571<\/td>\n5715-.571<\/td>\n<\/tr>\n
D\u00e9lka dr\u00e1\u017ekovan\u00e9 matice L1<\/td>\n5710-.t\u0159i<\/td>\n0112-.3<\/td>\n0127-.t\u0159i<\/td>\n0135-.t\u0159i<\/td>\n0155-.t\u0159i<\/td>\n0175-.4<\/td>\n5710-.\u010dty\u0159i<\/td>\n5710-.\u010dty\u0159i<\/td>\n<\/tr>\n
Max. doba trv\u00e1n\u00ed h\u0159\u00eddele L<\/td>\n1500<\/td>\n1500<\/td>\n1500<\/td>\n1700<\/td>\n1900<\/td>\n1900<\/td>\n1900<\/td>\n1900<\/td>\n<\/tr>\n
\u0160\u00ed\u0159ka dr\u00e1\u017eky b<\/td>\n10H8<\/td>\n14H8<\/td>\n16H8<\/td>\n18H8<\/td>\n20H8<\/td>\n28H8<\/td>\n28H8<\/td>\n32H8<\/td>\n<\/tr>\n
Hloubka dr\u00e1\u017eky t<\/td>\n+.250<\/td>\n+.dvacet p\u011bt.50<\/td>\n+.260<\/td>\n+.160<\/td>\n+.sto sedmdes\u00e1t<\/td>\n+.sto devades\u00e1t<\/td>\n+.sto devades\u00e1t<\/td>\n+.1100<\/td>\n<\/tr>\n
D\u00e9lka dr\u00e1\u017eky I<\/td>\n56<\/td>\n60<\/td>\n70<\/td>\n68<\/td>\n80<\/td>\n93<\/td>\n123<\/td>\n157<\/td>\n<\/tr>\n
Olejov\u00fd otvor d<\/td>\n4<\/td>\n4<\/td>\n4<\/td>\n4<\/td>\n5<\/td>\n5<\/td>\n6<\/td>\n6<\/td>\n<\/tr>\n
\u00a0 \u010cistic\u00ed kart\u00e1\u010d na \u0159et\u011bzy kol, kliky, pastorky, oboustrann\u00e9 \u010distic\u00ed kart\u00e1\u010de, s dynamick\u00fdm kroucen\u00edm, Nm<\/td>\n651. dev\u011bt<\/td>\n1048.<\/td>\n2135.9<\/td>\n3153.\u010dty\u0159i<\/td>\n4437.dva<\/td>\n6943.8<\/td>\n10153.5<\/td>\n19564.1<\/td>\n<\/tr>\n
Stacion\u00e1rn\u00ed torze Nm<\/td>\n1390.9<\/td>\n2200.7<\/td>\n4172.9<\/td>\n5797.\u0161est<\/td>\n8082.<\/td>\n11737.dva<\/td>\n18779.5<\/td>\n33532.7<\/td>\n<\/tr>\n
Dynamick\u00e9 zat\u00ed\u017een\u00ed C kN<\/td>\n34,9<\/td>\n44,9<\/td>\n76.2<\/td>\n96.5<\/td>\n111.8<\/td>\n148. sedm<\/td>\n181. t\u0159i<\/td>\n279, \u010dty\u0159i<\/td>\n<\/tr>\n
Statick\u00e9 zat\u00ed\u017een\u00ed C0 kN<\/td>\n65.5<\/td>\n82,9<\/td>\n131. jedna<\/td>\n156.1<\/td>\n179.2<\/td>\n221.3<\/td>\n295<\/td>\n421.5<\/td>\n<\/tr>\n<\/table>\n

V\u00fdrobn\u00ed n\u00e1stroje 4m CNC line\u00e1rn\u00ed brusn\u00e9 za\u0159\u00edzen\u00ed CZPT rovnac\u00ed a kalic\u00ed za\u0159\u00edzen\u00ed za\u0159\u00edzen\u00ed na d\u011brov\u00e1n\u00ed mezer P\u0159\u00edjmov\u00e1 a podp\u016frn\u00e1 s\u00ed\u0165 Ekvivalentn\u00ed zbo\u017e\u00ed Efektivn\u00ed podnik\u00e1n\u00ed SYMG CZPT DMTG<\/p>\n

\n

Jak vypo\u010d\u00edtat tuhost, st\u0159ed\u00edc\u00ed s\u00edlu, opot\u0159eben\u00ed a \u00fanavov\u00e9 poru\u0161en\u00ed dr\u00e1\u017ekovan\u00fdch spojek<\/h2>\n

Existuj\u00ed r\u016fzn\u00e9 typy dr\u00e1\u017ekovan\u00fdch spojek. Tyto spojky maj\u00ed n\u011bkolik d\u016fle\u017eit\u00fdch vlastnost\u00ed. T\u011bmito vlastnostmi jsou: tuhost, evolventn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed, nesouosost, opot\u0159eben\u00ed a \u00fanavov\u00e9 poru\u0161en\u00ed. Chcete-li porozum\u011bt tomu, jak se tyto vlastnosti vztahuj\u00ed ke dr\u00e1\u017ekovan\u00fdm spojk\u00e1m, p\u0159e\u010dt\u011bte si tento \u010dl\u00e1nek. Poskytne v\u00e1m pot\u0159ebn\u00e9 znalosti k ur\u010den\u00ed, kter\u00fd typ spojky nejl\u00e9pe vyhovuje va\u0161im pot\u0159eb\u00e1m. Dr\u00e1\u017ekovan\u00e9 spojky maj\u00ed obvykle kulovit\u00fd tvar a jsou vyrobeny z oceli.
\"dr\u00e1\u017ekovan\u00fd<\/p>\n

Evolventn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed<\/h2>\n

Efektivn\u00ed bo\u010dn\u00ed interference minimalizuje nesouosost ozuben\u00fdch kol. Pokud jsou dva dr\u00e1\u017ekovan\u00e9 spoje spojeny bez nesouososti, maxim\u00e1ln\u00ed tahov\u00e9 nap\u011bt\u00ed v pat\u011b dr\u00e1\u017eky se posune doleva o p\u011bt mm. Line\u00e1rn\u00ed zm\u011bna stoup\u00e1n\u00ed, kter\u00e1 je v\u00fdsledkem v\u00edcen\u00e1sobn\u00e9ho spojen\u00ed pod\u00e9l d\u00e9lky dr\u00e1\u017ekovan\u00e9ho kontaktu, zvy\u0161uje efektivn\u00ed v\u016fli nebo interferenci o dan\u00e9 procento. Tento typ nesouososti je ne\u017e\u00e1douc\u00ed pro spojen\u00ed vysokorychlostn\u00edch za\u0159\u00edzen\u00ed.
Evolventn\u00ed dr\u00e1\u017eky se \u010dasto pou\u017e\u00edvaj\u00ed v p\u0159evodovk\u00e1ch. Tyto dr\u00e1\u017eky p\u0159en\u00e1\u0161ej\u00ed vysok\u00fd to\u010div\u00fd moment a l\u00e9pe rozkl\u00e1daj\u00ed zat\u00ed\u017een\u00ed mezi v\u00edce zub\u016f po obvodu spojky. Profil evolventy a chyby stoup\u00e1n\u00ed souvis\u00ed s rozte\u010d\u00ed mezi dr\u00e1\u017ekovan\u00fdmi zuby a dr\u00e1\u017ekami pro pero. Pro aplikace spojek se v pr\u016fmyslov\u00e9 praxi pou\u017e\u00edvaj\u00ed dr\u00e1\u017eky s 25 a\u017e pades\u00e1ti procenty zapojen\u00fdch dr\u00e1\u017eek. Toto rozlo\u017een\u00ed zat\u00ed\u017een\u00ed je rovnom\u011brn\u011bj\u0161\u00ed ne\u017e u konven\u010dn\u00edch spojek s jedn\u00edm perem.
Pro ur\u010den\u00ed optim\u00e1ln\u00edho z\u00e1b\u011bru zub\u016f pro dr\u00e1\u017ekovan\u00e9 spojen\u00ed pou\u017eili Xiangzhen Xue a kolegov\u00e9 po\u010d\u00edta\u010dov\u00fd model k simulaci nap\u011bt\u00ed p\u016fsob\u00edc\u00edho na dr\u00e1\u017eky. V\u00fdsledky t\u00e9to studie uk\u00e1zaly, \u017ee p\u0159i spojov\u00e1n\u00ed by m\u011bl b\u00fdt pou\u017eit \u201ep\u0159\u00edpustn\u00fd\u201c Ruiz\u016fv parametr. Predikc\u00ed m\u00edry opot\u0159eben\u00ed dr\u00e1\u017ekovan\u00e9ho spoje mohli v\u011bdci p\u0159esn\u011b p\u0159edpov\u011bd\u011bt, jak\u00e9 po\u0161kozen\u00ed komponenty utrp\u00ed b\u011bhem procesu spojov\u00e1n\u00ed.
Existuje n\u011bkolik zp\u016fsob\u016f, jak ur\u010dit optim\u00e1ln\u00ed \u00fahel tlaku pro evolventn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed. Evolventn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed se b\u011b\u017en\u011b m\u011b\u0159\u00ed s \u00fahlem tlaku 30 stup\u0148\u016f. Podobn\u011b jako ozuben\u00e1 kola se evolventn\u00ed dr\u00e1\u017ekov\u00e1n\u00ed obvykle testuje m\u011b\u0159en\u00edm na \u010depech. To zahrnuje vlo\u017een\u00ed dr\u00e1t\u016f specifick\u00e9 velikosti mezi zuby ozuben\u00e9ho kola a m\u011b\u0159en\u00ed vzd\u00e1lenosti mezi nimi. Tato metoda umo\u017e\u0148uje zjistit, zda m\u00e1 ozuben\u00e9 kolo spr\u00e1vn\u00fd profil zubu.
Syst\u00e9m spline zn\u00e1zorn\u011bn\u00fd na obr\u00e1zku 1 ilustruje vibra\u010dn\u00ed model. Tato simulace umo\u017e\u0148uje u\u017eivateli pochopit, jak se evolventn\u00ed spline pou\u017e\u00edvaj\u00ed ve vazb\u011b. Vibra\u010dn\u00ed model zobrazuje \u010dty\u0159i bloky koncentrovan\u00e9 hmoty, kter\u00e9 p\u0159edstavuj\u00ed prim\u00e1rn\u00ed hnac\u00ed s\u00edlu, vnit\u0159n\u00ed spline a zat\u00ed\u017een\u00ed. Je d\u016fle\u017eit\u00e9 si uv\u011bdomit, \u017ee deforma\u010dn\u00ed funkce s\u00edt\u011b p\u0159edstavuje s\u00edly p\u016fsob\u00edc\u00ed na tyto t\u0159i slo\u017eky.
\"dr\u00e1\u017ekovan\u00fd<\/p>\n

Tuhost spoje<\/h2>\n

V\u00fdpo\u010det tuhosti dr\u00e1\u017ekovan\u00e9ho spoje zahrnuje m\u011b\u0159en\u00ed jeho z\u00e1b\u011bru zub\u016f. V n\u00e1sleduj\u00edc\u00ed \u010d\u00e1sti analyzujeme tuhost dr\u00e1\u017ekovan\u00e9ho spoje s r\u016fzn\u00fdmi typy zub\u016f pomoc\u00ed dvou r\u016fzn\u00fdch metod. P\u0159\u00edm\u00e1 inverze i blokov\u00e1 inverze zkracuj\u00ed \u010das CPU pro v\u00fdpo\u010det tuhosti. Vy\u017eaduj\u00ed v\u0161ak vyhodnocovac\u00ed submatice. Zde probereme rozd\u00edly mezi t\u011bmito dv\u011bma metodami.
Analytick\u00fd model pro dr\u00e1\u017ekovan\u00e9 vazby je odvozen ve druh\u00e9 \u010d\u00e1sti. Ve t\u0159et\u00ed \u010d\u00e1sti je podrobn\u011b vysv\u011btlen proces v\u00fdpo\u010dtu. Pot\u00e9 tento model validujeme pomoc\u00ed metody kone\u010dn\u00fdch prvk\u016f. Nakonec diskutujeme vliv nelinearity tuhosti na dynamiku rotoru. Nakonec diskutujeme v\u00fdhody a nev\u00fdhody ka\u017ed\u00e9 metody. P\u0159edstavujeme jednoduchou, ale \u00fa\u010dinnou metodu pro odhad bo\u010dn\u00ed tuhosti dr\u00e1\u017ekovan\u00fdch vazb\u00ed.
Numerick\u00fd v\u00fdpo\u010det splinov\u00e9ho spojen\u00ed je zalo\u017een na semi-analytick\u00e9m modelu rozlo\u017een\u00ed zat\u00ed\u017een\u00ed splinov\u00e9ho spojen\u00ed. Tato metoda zahrnuje zp\u0159esn\u011bn\u00ed kontaktn\u00edch m\u0159\u00ed\u017eek a aktualizaci matice poddajnosti v ka\u017ed\u00e9 iteraci. Proto spot\u0159ebov\u00e1v\u00e1 zna\u010dn\u00fd v\u00fdpo\u010detn\u00ed \u010das. D\u00e1le je obt\u00ed\u017en\u00e9 tuto metodu aplikovat na dynamickou anal\u00fdzu rotoru. Tato metoda m\u00e1 sv\u00e1 vlastn\u00ed omezen\u00ed a m\u011bla by b\u00fdt pou\u017e\u00edv\u00e1na pouze tehdy, je-li splinov\u00e9 spojen\u00ed pln\u011b prozkoum\u00e1no.
Z\u00e1b\u011brov\u00e1 s\u00edla je s\u00edla generovan\u00e1 nesouos\u00fdm dr\u00e1\u017ekovan\u00fdm spojem. Souvis\u00ed s tlou\u0161\u0165kou dr\u00e1\u017eky a p\u0159en\u00e1\u0161en\u00fdm momentem rotoru. Z\u00e1b\u011brov\u00e1 s\u00edla tak\u00e9 souvis\u00ed s dynamick\u00fdm vibra\u010dn\u00edm posuvem. V\u00fdsledek z\u00edskan\u00fd z anal\u00fdzy z\u00e1b\u011brov\u00e9 s\u00edly je uveden na obr\u00e1zc\u00edch 7, 8 a 9.
Anal\u00fdza prezentovan\u00e1 v tomto \u010dl\u00e1nku si klade za c\u00edl zkoumat tuhost dr\u00e1\u017ekovan\u00fdch spoj\u016f s nespr\u00e1vn\u011b zarovnan\u00fdm dr\u00e1\u017ekov\u00e1n\u00edm. P\u0159esto\u017ee v\u00fdsledky p\u0159edchoz\u00edch studi\u00ed byly p\u0159esn\u00e9, n\u011bkter\u00e9 probl\u00e9my p\u0159etrv\u00e1valy. Nap\u0159\u00edklad nespr\u00e1vn\u00e9 zarovn\u00e1n\u00ed dr\u00e1\u017ekov\u00e1n\u00ed m\u016f\u017ee zp\u016fsobit po\u0161kozen\u00ed kontaktu. C\u00edlem tohoto \u010dl\u00e1nku je zkoumat probl\u00e9my spojen\u00e9 s nespr\u00e1vn\u011b zarovnan\u00fdm dr\u00e1\u017ekov\u00e1n\u00edm a navrhnout analytick\u00fd p\u0159\u00edstup pro odhad kontaktn\u00edho tlaku v dr\u00e1\u017ekovan\u00e9m spoji. Na\u0161e v\u00fdsledky tak\u00e9 porovn\u00e1v\u00e1me s v\u00fdsledky z\u00edskan\u00fdmi \u010dist\u011b numerick\u00fdmi p\u0159\u00edstupy.<\/p>\n

Nespr\u00e1vn\u00e9 zarovn\u00e1n\u00ed<\/h2>\n

Pro ur\u010den\u00ed st\u0159ed\u00edc\u00ed s\u00edly je nutn\u00e9 zn\u00e1t efektivn\u00ed \u00fahel tlaku. Pomoc\u00ed efektivn\u00edho \u00fahlu tlaku se st\u0159ed\u00edc\u00ed s\u00edla vypo\u010d\u00edt\u00e1 na z\u00e1klad\u011b maxim\u00e1ln\u00edho axi\u00e1ln\u00edho a radi\u00e1ln\u00edho zat\u00ed\u017een\u00ed a aktualizovan\u00fdch Dudleyho faktor\u016f nesouososti. St\u0159ed\u00edc\u00ed s\u00edla je maxim\u00e1ln\u00ed axi\u00e1ln\u00ed s\u00edla, kterou lze p\u0159en\u00e1\u0161et t\u0159en\u00edm. Do v\u00fdpo\u010dtu je zahrnuto i n\u011bkolik publikovan\u00fdch faktor\u016f nesouososti. V tomto \u010dl\u00e1nku je p\u0159edstavena nov\u00e1 metoda, kter\u00e1 zohled\u0148uje vliv va\u010dky v norm\u00e1lov\u00e9 s\u00edle.
V t\u00e9to nov\u00e9 metod\u011b lze integrovat tuhost pod\u00e9l dr\u00e1\u017ekovan\u00e9ho spoje a z\u00edskat tak glob\u00e1ln\u00ed tuhost, kter\u00e1 je pou\u017eiteln\u00e1 pro anal\u00fdzu torzn\u00edch vibrac\u00ed. Tuhost lo\u017eisek lze tak\u00e9 vypo\u010d\u00edtat p\u0159i dan\u00fdch \u00farovn\u00edch nesouososti, co\u017e umo\u017e\u0148uje p\u0159esn\u00fd odhad rozm\u011br\u016f lo\u017eiska. Je vhodn\u00e9 neust\u00e1le kontrolovat tuhost lo\u017eisek, aby se zajistilo, \u017ee jsou spr\u00e1vn\u011b dimenzov\u00e1na a urovn\u00e1na.
Nespr\u00e1vn\u00e9 vyrovn\u00e1n\u00ed dr\u00e1\u017ekovan\u00e9ho spoje m\u016f\u017ee v\u00e9st k opot\u0159eben\u00ed nebo dokonce k selh\u00e1n\u00ed. To je zp\u016fsobeno nespr\u00e1vn\u011b vyrovnan\u00fdm profilem rozte\u010de. Tento probl\u00e9m se \u010dasto p\u0159ehl\u00ed\u017e\u00ed, proto\u017ee zuby jsou v kontaktu v cel\u00e9m evolventn\u00edm profilu. To zp\u016fsobuje, \u017ee zat\u00ed\u017een\u00ed nen\u00ed rovnom\u011brn\u011b rozlo\u017eeno pod\u00e9l kontaktn\u00ed linie. Proto je d\u016fle\u017eit\u00e9 zv\u00e1\u017eit vliv nesouososti na kontaktn\u00ed s\u00edlu na zubech dr\u00e1\u017ekovan\u00e9ho spoje.
St\u0159ed vn\u011bj\u0161\u00edho dr\u00e1\u017ekov\u00e1n\u00ed na obr\u00e1zku 2 je um\u00edst\u011bn na vn\u011bj\u0161\u00edm dr\u00e1\u017ekov\u00e1n\u00ed. Vzd\u00e1lenosti z\u00e1b\u011bru zarovn\u00e1n\u00ed jsou tak\u00e9 shodn\u00e9. K\u0159ivky s\u00edly z\u00e1b\u011bru se proto budou m\u011bnit v z\u00e1vislosti na dynamick\u00e9m vibra\u010dn\u00edm posunut\u00ed. P\u0159ed implementac\u00ed dr\u00e1\u017ekov\u00e9ho spojen\u00ed je nutn\u00e9 zn\u00e1t jeho parametry. V tomto \u010dl\u00e1nku je prezentov\u00e1n model pro nesouosost dr\u00e1\u017ekov\u00fdch spojen\u00ed a souvisej\u00edc\u00ed parametry.
Pomoc\u00ed vlastnoru\u010dn\u011b vyroben\u00e9ho zku\u0161ebn\u00edho za\u0159\u00edzen\u00ed pro dr\u00e1\u017ekovan\u00e9 spoje jsou studov\u00e1ny vlivy nesouososti na dr\u00e1\u017ekovan\u00fd spoj. Na rozd\u00edl od typick\u00e9ho dr\u00e1\u017ekovan\u00e9ho spoje zp\u016fsobuje nesouosost v dr\u00e1\u017ekovan\u00e9m spoji opot\u0159eben\u00ed v ur\u010dit\u00e9 poloze na povrchu zubu. To je hlavn\u00ed p\u0159\u00ed\u010dina selh\u00e1n\u00ed t\u011bchto typ\u016f spoj\u016f.
\"dr\u00e1\u017ekovan\u00fd<\/p>\n

Opot\u0159eben\u00ed a \u00fanavov\u00e9 selh\u00e1n\u00ed<\/h2>\n

Selh\u00e1n\u00ed dr\u00e1\u017ekovan\u00e9ho spoje v d\u016fsledku opot\u0159eben\u00ed a \u00fanavy materi\u00e1lu je ur\u010deno prvn\u00edm v\u00fdskytem opot\u0159eben\u00ed zub\u016f a nesouososti h\u0159\u00eddele. Standardn\u00ed konstruk\u010dn\u00ed metody nezohled\u0148uj\u00ed po\u0161kozen\u00ed opot\u0159eben\u00edm a posuzuj\u00ed \u00fanavovou \u017eivotnost s velk\u00fdmi aproximacemi. Byly provedeny experiment\u00e1ln\u00ed v\u00fdzkumy pro posouzen\u00ed opot\u0159eben\u00ed a po\u0161kozen\u00ed \u00fanavou materi\u00e1lu u dr\u00e1\u017ekovan\u00fdch spoj\u016f. Zkou\u0161ky byly provedeny na specializovan\u00e9m zku\u0161ebn\u00edm za\u0159\u00edzen\u00ed a speci\u00e1ln\u00edm za\u0159\u00edzen\u00ed p\u0159ipojen\u00e9m ke standardn\u00edmu \u00fanavov\u00e9mu stroji. Pro m\u011b\u0159en\u00ed po\u0161kozen\u00ed \u00fanavou materi\u00e1lu byly m\u011bn\u011bny pracovn\u00ed parametry, jako je to\u010div\u00fd moment, \u00fahel nesouososti a axi\u00e1ln\u00ed vzd\u00e1lenost. Bylo tak\u00e9 posouzeno p\u0159edimenzov\u00e1n\u00ed.
B\u011bhem \u00fanavy a opot\u0159eben\u00ed doch\u00e1z\u00ed k mechanick\u00e9mu klouz\u00e1n\u00ed mezi vn\u011bj\u0161\u00edmi a vnit\u0159n\u00edmi dr\u00e1\u017ekami, co\u017e vede ke katastrof\u00e1ln\u00edmu selh\u00e1n\u00ed. Nedostatek literatury o opot\u0159eben\u00ed a \u00fanav\u011b dr\u00e1\u017ekovan\u00fdch spoj\u016f v leteck\u00fdch motorech m\u016f\u017ee b\u00fdt zp\u016fsoben nedostatkem \u00fadaj\u016f o pou\u017eit\u00ed spojky. Opot\u0159eben\u00ed a \u00fanavov\u00e9 selh\u00e1n\u00ed dr\u00e1\u017eek z\u00e1vis\u00ed na \u0159ad\u011b faktor\u016f, v\u010detn\u011b dvojice materi\u00e1l\u016f, geometrie a mazac\u00edch podm\u00ednek.
Anal\u00fdza dr\u00e1\u017ekovan\u00fdch spoj\u016f ukazuje, \u017ee nadm\u011brn\u00e9 dimenzov\u00e1n\u00ed je b\u011b\u017en\u00e9 a vede k r\u016fzn\u00fdm po\u0161kozen\u00edm v syst\u00e9mu. Mezi hlavn\u00ed po\u0161kozen\u00ed pat\u0159\u00ed opot\u0159eben\u00ed, t\u0159en\u00ed, koroze a \u00fanava zub\u016f. Probl\u00e9my s hlukem byly pozorov\u00e1ny i v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed. Je v\u0161ak obt\u00ed\u017en\u00e9 vyhodnotit kontaktn\u00ed chov\u00e1n\u00ed dr\u00e1\u017ekovan\u00fdch spoj\u016f a numerick\u00e9 simulace jsou \u010dasto brzd\u011bny pou\u017eit\u00edm specifick\u00fdch p\u0159edpis\u016f a metodou okrajov\u00fdch prvk\u016f.
Porucha dr\u00e1\u017ekovan\u00e9 ozuben\u00e9 spojky byla zp\u016fsobena \u00fanavou materi\u00e1lu a lom za\u010dal v oblasti spodn\u00edho rohov\u00e9ho polom\u011bru dr\u00e1\u017eky pro pero. Dr\u00e1\u017eka pro pero a dr\u00e1\u017eky byly p\u0159et\u00ed\u017eeny nad svou mez kluzu a v zubech dr\u00e1\u017ekovan\u00e9ho kola bylo pozorov\u00e1no zna\u010dn\u00e9 mez kluzu. Lomov\u00fd prstenec z nestandardn\u00ed legovan\u00e9 oceli vykazoval ostr\u00fd rohov\u00fd polom\u011br, co\u017e byl v\u00fdznamn\u00fd faktor zvy\u0161uj\u00edc\u00ed nap\u011bt\u00ed.
Bylo studov\u00e1no n\u011bkolik sou\u010d\u00e1st\u00ed za \u00fa\u010delem stanoven\u00ed jejich \u017eivotnosti. Mezi tyto sou\u010d\u00e1sti pat\u0159\u00ed dr\u00e1\u017ekovan\u00e1 h\u0159\u00eddel, t\u011bsnic\u00ed \u0161roub a grafitov\u00fd krou\u017eek. Ka\u017ed\u00e1 z t\u011bchto sou\u010d\u00e1st\u00ed m\u00e1 svou vlastn\u00ed sadu konstruk\u010dn\u00edch parametr\u016f. Existuj\u00ed v\u0161ak podobnosti v rozlo\u017een\u00ed t\u011bchto sou\u010d\u00e1st\u00ed. Opot\u0159eben\u00ed a \u00fanavov\u00e9 poru\u0161en\u00ed dr\u00e1\u017ekovan\u00fdch spoj\u016f lze p\u0159ipsat kombinaci t\u011bchto t\u0159\u00ed faktor\u016f. Zp\u016fsob poru\u0161en\u00ed je \u010dasto definov\u00e1n jako neline\u00e1rn\u00ed rozlo\u017een\u00ed nap\u011bt\u00ed a deformac\u00ed.<\/p>\n

\"\u010c\u00edna\"\u010c\u00edna
editor od czh 2023-02-15<\/p>","protected":false},"excerpt":{"rendered":"

Stav: Nov\u00e9Z\u00e1ruka: V\u00edce ne\u017e 5 letRelevantn\u00ed odv\u011btv\u00ed: Prodejci stavebn\u00edch materi\u00e1l\u016f, V\u00fdrobn\u00ed z\u00e1vody, Prodejny stroj\u016f a za\u0159\u00edzen\u00ed, Potravin\u00e1\u0159sk\u00e9 a n\u00e1pojov\u00e9 tov\u00e1rny, Tisk\u00e1rny, Stavebn\u00ed pr\u00e1ce, Energie a t\u011b\u017ebaM\u00edsto prodejny: \u017d\u00e1dn\u00e9Video v\u00fdstupn\u00ed inspekce: P\u0159edstavenoZpr\u00e1va o kontrole za\u0159\u00edzen\u00ed: Nab\u00edzenoMarketing Typ: Nov\u00fd produkt 2571Z\u00e1ruka na hlavn\u00ed komponenty: V\u00edce ne\u017e 5 letHlavn\u00ed prvky: Ostatn\u00edKonstrukce: Dr\u00e1\u017ekov\u00e1n\u00edObsah: Slitina [\u2026]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[2191,551,553,554,1726,557,2192,1561,1562,19,565,620,761,1094,1733,764],"class_list":["post-888","post","type-post","status-publish","format-standard","hentry","category-product-catalog","tag-axial-bearing","tag-bearing","tag-bearing-china","tag-bearing-shaft","tag-bearing-steel","tag-china-bearing-bearing","tag-load-bearing","tag-long-shaft","tag-long-spline-shaft","tag-shaft","tag-shaft-bearing","tag-shaft-drive","tag-shaft-steel","tag-spline-shaft","tag-steel-bearing","tag-steel-shaft"],"_links":{"self":[{"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/posts\/888","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/comments?post=888"}],"version-history":[{"count":0,"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/posts\/888\/revisions"}],"wp:attachment":[{"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/media?parent=888"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/categories?post=888"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/splineshaft.top\/cs\/wp-json\/wp\/v2\/tags?post=888"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}