A: <\/b>Jsme v\u00fdrobn\u00ed jednotka.
\u00a0<\/p>\n
Ot\u00e1zka: <\/b><\/strong>Jak dlouh\u00e1 je va\u0161e dodac\u00ed lh\u016fta?<\/b><\/strong> Ot\u00e1zka: <\/b><\/strong>M\u016f\u017eeme dostat 1 kus od ka\u017ed\u00e9 polo\u017eky pro vysoce kvalitn\u00ed screening?<\/b><\/strong> Ot\u00e1zka<\/b><\/strong>Jak vybrat p\u0159evodovku, kter\u00e1 spl\u0148uje va\u0161e po\u017eadavky?<\/strong> Ot\u00e1zka:<\/b> Jak\u00e9 informace bychom m\u011bli poskytnout p\u0159ed proveden\u00edm n\u00e1kupu?<\/strong> \n \n V tomto \u010dl\u00e1nku si pov\u00edme o tom, jak odhadnout pr\u016fhyb \u0161nekov\u00e9ho h\u0159\u00eddele \u0161nekov\u00e9ho p\u0159evodu. Tak\u00e9 se pod\u00edv\u00e1me na vlastnosti \u0161nekov\u00e9ho p\u0159evodu, v\u010detn\u011b sil na jeho zubech. A probereme kl\u00ed\u010dov\u00e9 vlastnosti \u0161nekov\u00e9ho p\u0159evodu. \u010ct\u011bte d\u00e1le a dozv\u00edte se v\u00edce! N\u00ed\u017ee uv\u00e1d\u00edme n\u011bkolik v\u011bc\u00ed, kter\u00e9 je t\u0159eba zv\u00e1\u017eit p\u0159ed n\u00e1kupem \u0161nekov\u00e9ho p\u0159evodu. Douf\u00e1me, \u017ee n\u00e1s budete vd\u011b\u010dn\u00ed za pochopen\u00ed! Po p\u0159e\u010dten\u00ed tohoto \u010dl\u00e1nku budete dob\u0159e p\u0159ipraveni vybrat \u0161nekov\u00fd p\u0159evod, kter\u00fd bude odpov\u00eddat va\u0161im pot\u0159eb\u00e1m. Prim\u00e1rn\u00edm c\u00edlem v\u00fdpo\u010dt\u016f je ur\u010dit v\u00fdchylku \u0161neku. \u0160neky se pou\u017e\u00edvaj\u00ed k ot\u00e1\u010den\u00ed ozuben\u00fdch kol a mechanick\u00fdch jednotek. Tento typ p\u0159evodu vyu\u017e\u00edv\u00e1 \u0161nek. Pr\u016fm\u011br \u0161neku a po\u010det smalt\u016f se do v\u00fdpo\u010dtu zad\u00e1vaj\u00ed postupn\u011b. Pot\u00e9 se na monitoru zobraz\u00ed tabulka se spr\u00e1vn\u00fdmi mo\u017enostmi. Po dokon\u010den\u00ed tabulky m\u016f\u017eete p\u0159ej\u00edt k hlavn\u00edmu v\u00fdpo\u010dtu. Stejn\u011b tak m\u016f\u017eete upravit energetick\u00e9 parametry. Ohybov\u00e1 tuhost \u0161nekov\u00e9ho za\u0159\u00edzen\u00ed z\u00e1vis\u00ed na sil\u00e1ch na zubech. S\u00edly na zubech se zvy\u0161uj\u00ed se zvy\u0161uj\u00edc\u00ed se hustotou energie, ale to tak\u00e9 ovliv\u0148uje mo\u017enost v\u011bt\u0161\u00edho pr\u016fhybu h\u0159\u00eddele \u0161neku. V\u00fdsledn\u00fd pr\u016fhyb m\u016f\u017ee ovlivnit v\u00fdkon, nosnost a chov\u00e1n\u00ed p\u0159i hluku, vibrac\u00edch a vibrac\u00edch (NVH). Neust\u00e1l\u00e9 zlep\u0161ov\u00e1n\u00ed bronzov\u00fdch materi\u00e1l\u016f, maziv a kvality v\u00fdroby umo\u017enilo v\u00fdrobc\u016fm \u0161nekov\u00fdch za\u0159\u00edzen\u00ed vyr\u00e1b\u011bt st\u00e1le vy\u0161\u0161\u00ed hustoty energie. \u0160nekov\u00e9 p\u0159evody jsou unik\u00e1tn\u00ed typy ozuben\u00fdch kol. Maj\u00ed \u0159adu vlastnost\u00ed a pou\u017eit\u00ed. Tento p\u0159\u00edsp\u011bvek se pod\u00edv\u00e1me na vlastnosti a v\u00fdhody \u0161nekov\u00fdch p\u0159evod\u016f. Pot\u00e9 se pod\u00edv\u00e1me na typick\u00e9 typy \u0161nekov\u00fdch p\u0159evod\u016f. Poj\u010fme se na n\u011b pod\u00edvat! Ne\u017e se pono\u0159\u00edme do \u0161nekov\u00fdch p\u0159evod\u016f, zhodno\u0165me jejich vlastnosti. Doufejme, \u017ee uvid\u00edte, jak funk\u010dn\u00ed tato kola jsou. Item Description \u00a0 Product Description Planar dobule enveloping ring floor worm reducer is a new type of transmission unit, which has large bearingcapacity, higher transmission effectiveness, compact and sensible composition.This reducer can be extensively utilized in a varietyof transmission machinery deceleration push, this kind of as metallurgy, mining, hoisting, chemical market, developmentrubber ship and other […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[36,38,39,586,140,588,1867,589,19,40,364,405,21,141,22,535,536,538,407,540,408,27,29,143,144,30,602,1169,410,32,33,411,34,35],"class_list":["post-573","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-custom-gear","tag-custom-shaft","tag-custom-worm-gear","tag-double-enveloping-worm","tag-double-shaft","tag-double-worm-gear","tag-double-worm-gear-reducer","tag-enveloping-worm-gear","tag-gear","tag-gear-custom","tag-gear-design","tag-gear-reducer","tag-gear-shaft","tag-gear-transmission","tag-gear-worm","tag-hollow-shaft","tag-hollow-shaft-gear-reducer","tag-hollow-shaft-reducer","tag-reducer","tag-reducer-shaft","tag-reducer-worm-gear","tag-shaft","tag-shaft-gear","tag-transmission-gear","tag-transmission-shaft","tag-worm-gear","tag-worm-gear-enveloping","tag-worm-gear-hollow-shaft","tag-worm-gear-reducer","tag-worm-gear-shaft","tag-worm-gear-worm","tag-worm-reducer","tag-worm-shaft","tag-worm-worm-gear"],"_links":{"self":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts\/573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/comments?post=573"}],"version-history":[{"count":0,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/posts\/573\/revisions"}],"wp:attachment":[{"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/media?parent=573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/categories?post=573"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/cs\/wp-json\/wp\/v2\/tags?post=573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
A: <\/b>Obvykle je to 5\u201310kr\u00e1t, pokud je zbo\u017e\u00ed skladem, nebo 15\u201320 dn\u00ed, pokud zbo\u017e\u00ed skladem nen\u00ed.
\u00a0<\/p>\n
A: <\/b>Ano, r\u00e1di se spokoj\u00edme s demoverz\u00ed pro vysoce kvalitn\u00ed prom\u00edt\u00e1n\u00ed.<\/p>\n
A:<\/b>Pro v\u00fdb\u011br p\u0159evodovky se m\u016f\u017eete pod\u00edvat do na\u0161eho katalogu nebo v\u00e1m s v\u00fdb\u011brem pom\u016f\u017eeme my.
technick\u00e9 detaily pot\u0159ebn\u00e9ho v\u00fdstupn\u00edho momentu, v\u00fdstupn\u00ed rychlosti a parametr\u016f motoru atd.<\/p>\n
A:<\/b>a) Typ p\u0159evodovky, p\u0159evodov\u00fd pom\u011br, typ vstupu a v\u00fdstupu, vstupn\u00ed p\u0159\u00edruba, m\u00edsto mont\u00e1\u017ee a informace o motoru atd.
b) St\u00edn\u011bn\u00ed pouzdra.
c) Z\u00edskejte mno\u017estv\u00ed.
d) Jin\u00e9 zvl\u00e1\u0161tn\u00ed po\u017eadavky.<\/p>\nV\u00fdpo\u010det pr\u016fhybu \u0161nekov\u00e9ho h\u0159\u00eddele<\/h2>\n
![\"\u0161nekov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/t-wormshaft-2.webp\")
<\/p>\nV\u00fdpo\u010det pr\u016fhybu \u0161nekov\u00e9ho h\u0159\u00eddele<\/h2>\n
Nejvy\u0161\u0161\u00ed pr\u016fhyb h\u0159\u00eddele \u0161neku se vypo\u010d\u00edt\u00e1 pomoc\u00ed strategie kone\u010dn\u00fdch aspekt\u016f (FEM). Model m\u00e1 mnoho parametr\u016f, kter\u00e9 zahrnuj\u00ed m\u011b\u0159en\u00ed faktor\u016f a okrajov\u00e9 \u00falohy. V\u00fdhody t\u011bchto simulac\u00ed spo\u010d\u00edvaj\u00ed v porovn\u00e1n\u00ed s odpov\u00eddaj\u00edc\u00edmi analytick\u00fdmi hodnotami pro v\u00fdpo\u010det optim\u00e1ln\u00edho pr\u016fhybu. V\u00fdsledkem je tabulka zobrazuj\u00edc\u00ed optim\u00e1ln\u00ed pr\u016fhyb h\u0159\u00eddele \u0161neku. Tabulky si m\u016f\u017eete st\u00e1hnout n\u00ed\u017ee. Naleznete zde tak\u00e9 mnoho dal\u0161\u00edch informac\u00ed o r\u016fzn\u00fdch formulac\u00edch pr\u016fhybu a jejich aplikac\u00edch.
V\u00fdpo\u010dtov\u00e1 metoda pou\u017e\u00edvan\u00e1 normou DIN EN 10084 je prim\u00e1rn\u011b zalo\u017eena na kalen\u00e9m cementovan\u00e9m \u0161neku z oceli 16MnCr5. Pot\u00e9 m\u016f\u017eete pou\u017e\u00edt normy DIN EN 10084 (CuSn12Ni2-C-GZ) a DIN EN 1982 (CuAl10Fe5Ne5-C-GZ). Pot\u00e9 m\u016f\u017eete zadat \u0161\u00ed\u0159ku \u0161neku, bu\u010f ru\u010dn\u011b, nebo pomoc\u00ed mo\u017enosti automatick\u00e9ho zad\u00e1n\u00ed.
\u010cast\u00e9 techniky pro v\u00fdpo\u010det pr\u016fhybu \u0161nekov\u00e9ho h\u0159\u00eddele nab\u00edzej\u00ed vynikaj\u00edc\u00ed aproximaci pr\u016fhybu, ale nezohled\u0148uj\u00ed geometrick\u00e9 zm\u011bny na \u0161neku. A\u010dkoli Norgauerova metoda z roku 2021 tyto obavy \u0159e\u0161\u00ed, nezohled\u0148uje spir\u00e1lov\u00e9 vinut\u00ed zub\u016f \u0161neku a nadhodnocuje zpev\u0148uj\u00edc\u00ed \u00fa\u010dinek ozuben\u00ed. Pro efektivn\u00ed proveden\u00ed \u00fazk\u00fdch \u0161nekov\u00fdch h\u0159\u00eddel\u00ed jsou zapot\u0159eb\u00ed inovativn\u011bj\u0161\u00ed p\u0159\u00edstupy.
\u0160nekov\u00e9 p\u0159evody maj\u00ed ve srovn\u00e1n\u00ed s jin\u00fdmi druhy mechanick\u00fdch jednotek n\u00edzkou hlu\u010dnost a vibrace. \u0160nekov\u00e9 p\u0159evody jsou v\u0161ak obvykle omezeny m\u00edrou opot\u0159eben\u00ed, ke kter\u00e9mu doch\u00e1z\u00ed na m\u011bk\u010d\u00edm \u0161nekov\u00e9m kole. Pr\u016fhyb \u0161nekov\u00e9ho h\u0159\u00eddele je podstatn\u00fdm faktorem ovliv\u0148uj\u00edc\u00edm hluk a opot\u0159eben\u00ed. V\u00fdpo\u010dtov\u00fd postup pro pr\u016fhyb \u0161nekov\u00e9ho p\u0159evodu je k dispozici v norm\u00e1ch ISO\/TR 14521, DIN 3996 a AGMA 6022.
\u0160nekov\u00e9 p\u0159evodovky lze navrhnout s p\u0159esn\u00fdm p\u0159evodov\u00fdm pom\u011brem. V\u00fdpo\u010det zahrnuje rozd\u011blen\u00ed p\u0159evodov\u00e9ho pom\u011bru mezi v\u00edce stup\u0148\u016f v p\u0159evodovce. Vstupn\u00ed parametry p\u0159enosu energie ovliv\u0148uj\u00ed domovn\u00ed p\u0159evodovky, stejn\u011b jako obsah \u0161neku\/p\u0159evodovky. Pro dosa\u017een\u00ed lep\u0161\u00edho v\u00fdkonu by materi\u00e1ly \u0161neku\/p\u0159evodovky m\u011bly odpov\u00eddat situac\u00edm, kter\u00e9 maj\u00ed b\u00fdt pou\u017eity. \u0160nekov\u00e1 p\u0159evodovka m\u016f\u017ee b\u00fdt samosvorn\u00e1.
\u0160nekov\u00e1 p\u0159evodovka zahrnuje n\u011bkolik aspekt\u016f za\u0159\u00edzen\u00ed. Hlavn\u00edmi faktory p\u0159isp\u00edvaj\u00edc\u00edmi k celkov\u00e9mu sn\u00ed\u017een\u00ed elekt\u0159iny jsou axi\u00e1ln\u00ed hmotnosti a ztr\u00e1ty v lo\u017eisk\u00e1ch na \u0161nekov\u00e9 h\u0159\u00eddeli. Proto jsou studov\u00e1ny r\u016fzn\u00e9 konfigurace lo\u017eisek. Jeden typ zahrnuje p\u0159\u00edpravu axi\u00e1ln\u00edch\/neaxi\u00e1ln\u00edch lo\u017eisek. Druh\u00fdm typem jsou ku\u017eel\u00edkov\u00e1 lo\u017eiska. \u0160nekov\u00e9 p\u0159evodovky jsou posuzov\u00e1ny p\u0159i axi\u00e1ln\u00edm ulo\u017een\u00ed ve srovn\u00e1n\u00ed s axi\u00e1ln\u00edmi lo\u017eisky. Anal\u00fdza pohon\u016f \u0161nekov\u00fdch za\u0159\u00edzen\u00ed je tak\u00e9 zkoum\u00e1n\u00edm uspo\u0159\u00e1d\u00e1n\u00ed X a \u010dty\u0159\u00farov\u0148ov\u00e9ho kontaktn\u00edho uspo\u0159\u00e1d\u00e1n\u00ed lo\u017eisek.![\"\u0161nekov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/c-wormshaft-2.webp\")
<\/p>\nVliv sil zub\u016f na ohybovou tuhost \u0161nekov\u00e9ho p\u0159evodu<\/h2>\n
Standardizovan\u00e9 v\u00fdpo\u010dtov\u00e9 strategie zohled\u0148uj\u00ed podp\u016frn\u00fd vliv ozuben\u00ed na h\u0159\u00eddel \u0161neku. Nicm\u00e9n\u011b, voln\u011b vis\u00edc\u00ed \u0161nekov\u00e1 kola nejsou ve v\u00fdpo\u010dtu zahrnuta. Krom\u011b toho se nezohled\u0148uje bod ozuben\u00ed, s v\u00fdjimkou p\u0159\u00edpadu, kdy je h\u0159\u00eddel vytvo\u0159ena vedle \u0161nekov\u00e9ho kola. Podobn\u011b se pr\u016fm\u011br paty zach\u00e1z\u00ed jako stejn\u00fd ohybov\u00fd pr\u016fm\u011br, ale t\u00edm se ignoruje podp\u016frn\u00fd vliv ozuben\u00ed \u0161neku.
Je poskytnuta zobecn\u011bn\u00e1 formulace pro odhad p\u0159\u00edsp\u011bvku STE k vibra\u010dn\u00edmu buzen\u00ed. Kone\u010dn\u00e9 v\u00fdsledky jsou relevantn\u00ed pro jak\u00e9koli za\u0159\u00edzen\u00ed se s\u00ed\u0165ovan\u00fdm vzorkem. Doporu\u010duje se, aby in\u017een\u00fd\u0159i zkou\u0161eli r\u016fzn\u00e9 techniky s\u00ed\u0165ov\u00e1n\u00ed, aby z\u00edskali mnohem p\u0159esn\u011bj\u0161\u00ed v\u00fdsledky. Jedn\u00edm ze zp\u016fsob\u016f, jak se pod\u00edvat na povrchy zab\u00edraj\u00edc\u00ed se zuby, je pou\u017e\u00edt podprogram pro \u00fazkost kone\u010dn\u00fdch faktor\u016f a s\u00ed\u0165. Tato aplikace vyhodnot\u00ed ohybov\u00e1 nap\u011bt\u00ed zub\u016f p\u0159i dynamick\u00fdch stovk\u00e1ch.
Vlivu \u010di\u0161t\u011bn\u00ed zub\u016f kart\u00e1\u010dkem a maziva na ohybovou tuhost lze dos\u00e1hnout zv\u011bt\u0161en\u00edm \u00fahlu nap\u011bt\u00ed \u0161nekov\u00e9ho p\u00e1ru. To m\u016f\u017ee sn\u00ed\u017eit ohybov\u00e9 nap\u011bt\u00ed zub\u016f ve \u0161nekov\u00e9m za\u0159\u00edzen\u00ed. Dal\u0161\u00ed strategi\u00ed je za\u010dlen\u011bn\u00ed anal\u00fdzy kontaktu zub\u016f p\u0159i zat\u00ed\u017een\u00ed (CCTA). Ta se tak\u00e9 pou\u017e\u00edv\u00e1 k prozkoum\u00e1n\u00ed nesourod\u00e9ho \u0161nekov\u00e9ho p\u0159evodu ZC1. Kone\u010dn\u00e9 v\u00fdsledky z\u00edskan\u00e9 touto technikou byly \u0161iroce aplikov\u00e1ny na r\u016fzn\u00e9 typy ozuben\u00fdch kol.
V tomto v\u00fdzkumu jsme zjistili, \u017ee ohybov\u00e1 tuhost ozuben\u00e9ho v\u011bnce je siln\u011b ovlivn\u011bna zuby. Zkosen\u00e1 pata ozuben\u00e9ho v\u011bnce je v\u011bt\u0161\u00ed ne\u017e \u0161\u00ed\u0159ka dr\u00e1\u017eky. V d\u016fsledku toho se ohybov\u00e1 tuhost ozuben\u00e9ho v\u011bnce m\u016f\u017ee li\u0161it v z\u00e1vislosti na \u0161\u00ed\u0159ce zubu, kter\u00e1 se zvy\u0161uje s tlou\u0161\u0165kou st\u011bny v\u011bnce. Nav\u00edc zm\u011bna tlou\u0161\u0165ky st\u011bny v\u011bnce \u0161nekov\u00e9ho kola vede k v\u011bt\u0161\u00ed odchylce od konstruk\u010dn\u00ed specifikace.
Pro pochopen\u00ed vlivu zubu na ohybovou tuhost \u0161nekov\u00e9ho za\u0159\u00edzen\u00ed je nezbytn\u00e9 zn\u00e1t stav ko\u0159ene zubu. Evolventn\u00ed zuby jsou n\u00e1chyln\u00e9 k ohybov\u00e9mu nam\u00e1h\u00e1n\u00ed a mohou se za intenzivn\u00edch podm\u00ednek zlomit. Anal\u00fdza zlomen\u00ed zubu m\u016f\u017ee tento probl\u00e9m zvl\u00e1dnout ur\u010den\u00edm stavu ko\u0159ene zubu a ohybov\u00e9 tuhosti. Optimalizace tvaru ko\u0159ene zubu p\u0159\u00edmo na koncov\u00e9m ozuben\u00e9m kole minimalizuje ohybov\u00e9 nap\u011bt\u00ed v evolventn\u00edm zubu.
Vliv sil na zubech na ohybovou tuhost \u0161nekov\u00e9ho kola byl zkoum\u00e1n pomoc\u00ed za\u0159\u00edzen\u00ed CZPT pro spir\u00e1ln\u00ed ku\u017eelov\u00e9 ozuben\u00e1 kola. V t\u00e9to studii bylo n\u011bkolik zub\u016f spir\u00e1lov\u00e9ho ku\u017eelov\u00e9ho pastorku o\u0161et\u0159eno tenzometry a testov\u00e1no p\u0159i rychlostech od statick\u00fdch do 14 400 ot\/min. Hodnocen\u00ed byla provedena s v\u00fdkonov\u00fdmi stupni a\u017e do 540 kW. Z\u00edskan\u00e9 v\u00fdhody byly porovn\u00e1ny s hodnocen\u00edm v\u00edcerozm\u011brn\u00e9ho n\u00e1vrhu metodou kone\u010dn\u00fdch prvk\u016f.![\"\u0161nekov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/b-wormshaft-2.webp\")
<\/p>\nCharakteristiky \u0161nekov\u00fdch p\u0159evod\u016f<\/h2>\n
\u0160nekov\u00e9 p\u0159evodovka dok\u00e1\u017ee dos\u00e1hnout masivn\u00edch reduk\u010dn\u00edch pom\u011br\u016f s malou energi\u00ed. Zv\u011bt\u0161en\u00edm obvodu kola m\u016f\u017ee \u0161nek v\u00fdrazn\u011b zv\u00fd\u0161it sv\u016fj to\u010div\u00fd moment a sn\u00ed\u017eit rychlost. Konven\u010dn\u00ed p\u0159evodovky vy\u017eaduj\u00ed n\u011bkolik p\u0159evod\u016f k dosa\u017een\u00ed stejn\u00e9ho reduk\u010dn\u00edho pom\u011bru. \u0160nekov\u00e9 p\u0159evodovky maj\u00ed m\u00e9n\u011b posuvn\u00fdch sou\u010d\u00e1st\u00ed, tak\u017ee existuje m\u00e9n\u011b m\u00edst k selh\u00e1n\u00ed. Nemohou v\u0161ak obr\u00e1tit sm\u011br ot\u00e1\u010den\u00ed. Je to proto, \u017ee t\u0159en\u00ed mezi \u0161nekem a kolem znemo\u017e\u0148uje pohyb \u0161neku zp\u011bt.
\u0160nekov\u00e9 p\u0159evody se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed ve v\u00fdtaz\u00edch, zdvihac\u00edch za\u0159\u00edzen\u00edch a zdvihac\u00edch za\u0159\u00edzen\u00edch. Jsou obzvl\u00e1\u0161t\u011b u\u017eite\u010dn\u00e9 v aplikac\u00edch, kde je kl\u00ed\u010dov\u00e1 rychlost brzd\u011bn\u00ed. Pro zaji\u0161t\u011bn\u00ed bezpe\u010dnosti je lze kombinovat s kompaktn\u011bj\u0161\u00edmi brzdami, ale nem\u011bly by se pou\u017e\u00edvat jako hlavn\u00ed brzdn\u00fd syst\u00e9m. Obvykle jsou samosvorn\u00e9, tak\u017ee jsou skv\u011blou volbou pro mnoho aplikac\u00ed. Maj\u00ed tak\u00e9 mnoho v\u00fdhod, v\u010detn\u011b zv\u00fd\u0161en\u00e9 \u00fa\u010dinnosti a bezpe\u010dnosti.
\u0160nekov\u00e9 p\u0159evody jsou navr\u017eeny tak, aby dos\u00e1hly specifick\u00e9ho reduk\u010dn\u00edho pom\u011bru. Obvykle jsou uspo\u0159\u00e1d\u00e1ny mezi vstupn\u00ed a v\u00fdstupn\u00ed h\u0159\u00eddel motoru a z\u00e1t\u011b\u017ee. Oba h\u0159\u00eddele jsou obvykle um\u00edst\u011bny pod \u00fahlem, kter\u00fd zaji\u0161\u0165uje vhodn\u00e9 zarovn\u00e1n\u00ed. \u0160nekov\u00e9 p\u0159evody maj\u00ed rozte\u010d st\u0159ed\u016f o rozm\u011bru r\u00e1mu. Rozte\u010d st\u0159ed\u016f za\u0159\u00edzen\u00ed a \u0161nekov\u00e9 h\u0159\u00eddele ur\u010duje axi\u00e1ln\u00ed rozte\u010d. Nap\u0159\u00edklad, pokud jsou ozuben\u00e1 kola instalov\u00e1na v radi\u00e1ln\u00ed vzd\u00e1lenosti, je vy\u017eadov\u00e1n men\u0161\u00ed vn\u011bj\u0161\u00ed pr\u016fm\u011br.
Kluzn\u00fd kontakt \u0161nekov\u00fdch p\u0159evod\u016f sni\u017euje v\u00fdkon. Z\u00e1rove\u0148 v\u0161ak zaru\u010duje tich\u00fd provoz. Kluzn\u00fd chod omezuje v\u00fdkon \u0161nekov\u00fdch p\u0159evod\u016f na 30% a\u017e 50%. Zde je uvedeno n\u011bkolik taktik pro minimalizaci t\u0159en\u00ed a vytvo\u0159en\u00ed dobr\u00fdch vstupn\u00edch a v\u00fdstupn\u00edch mezer. Brzy pochop\u00edte, pro\u010d jsou pro va\u0161e pot\u0159eby tak v\u0161estrannou volbou! Pokud tedy uva\u017eujete o koupi \u0161nekov\u00e9ho za\u0159\u00edzen\u00ed, nezapome\u0148te si p\u0159e\u010d\u00edst tento \u010dl\u00e1nek, abyste se dozv\u011bd\u011bli v\u00edce o jeho vlastnostech!
Proveden\u00ed \u0161nekov\u00e9ho za\u0159\u00edzen\u00ed je vysv\u011btleno na obr. 19 a 20. Alternativn\u00ed proveden\u00ed programu vyu\u017e\u00edv\u00e1 jeden motor a jeden \u0161nek 153. \u0160nek 153 ot\u00e1\u010d\u00ed za\u0159\u00edzen\u00edm, kter\u00e9 poh\u00e1n\u00ed rameno 152. Rameno 152 st\u0159\u00eddav\u011b pohybuje sestavou \u010do\u010dky\/zrcadla 10 o r\u016fzn\u00e9 \u00fahly elevace. Jednotka \u0159\u00edzen\u00ed motoru 114 pot\u00e9 sleduje \u00fahel elevace sestavy \u010do\u010dky\/zrcadla 10 vzhledem k referen\u010dn\u00ed poloze.
\u0160nekov\u00e9 kolo i \u0161nek jsou vyrobeny z kovu. Mosazn\u00fd \u0161nek i kolo jsou v\u0161ak vyrobeny z mosazi, co\u017e je \u017elut\u00fd kov. Jejich v\u00fdb\u011br maziv je mnohem v\u0161estrann\u011bj\u0161\u00ed, ale d\u00edky \u017elut\u00e9 oceli jsou omezeny aditivn\u00edmi omezen\u00edmi. Plasty na kovov\u00fdch \u0161nekov\u00fdch p\u0159evodech se obvykle pou\u017e\u00edvaj\u00ed v aplikac\u00edch s n\u00edzk\u00fdm zat\u00ed\u017een\u00edm. Pou\u017eit\u00e9 mazivo z\u00e1vis\u00ed na druhu plastu, proto\u017ee mnoho druh\u016f plast\u016f reaguje na uhlovod\u00edky obsa\u017een\u00e9 v b\u011b\u017en\u00e9m mazivu. Z tohoto d\u016fvodu pot\u0159ebujete nereaktivn\u00ed mazivo.<\/p>\n![\"\u010c\u00edna](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/wormshaft-l1.webp\")
![\"\u010c\u00edna](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/wormshaft-l2.webp\")
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