{"id":1344,"date":"2021-01-07T09:35:02","date_gmt":"2021-01-07T09:35:02","guid":{"rendered":"http:\/\/worm-reducers.xyz\/?p=1344"},"modified":"2022-12-29T01:53:12","modified_gmt":"2022-12-29T01:53:12","slug":"small-conveyor-chains-technical-information","status":"publish","type":"post","link":"https:\/\/worm-reducers.xyz\/cs\/small-conveyor-chains-technical-information\/","title":{"rendered":"Technick\u00e9 informace o mal\u00fdch dopravn\u00edkov\u00fdch \u0159et\u011bzech"},"content":{"rendered":"

Po n\u00e1vrhu a stylizaci n\u011bkolika dopravn\u00edkov\u00fdch program\u016f s pou\u017eit\u00edm mal\u00fdch dopravn\u00edkov\u00fdch \u0159et\u011bzc\u016f je t\u0159eba splnit n\u00e1sleduj\u00edc\u00ed z\u00e1kladn\u00ed po\u017eadavky.
a. Nap\u011bt\u00ed \u0159et\u011bzu: Skute\u010dn\u00e1 pevnost v tahu za provozu mus\u00ed b\u00fdt znateln\u011b ni\u017e\u0161\u00ed ne\u017e specifikovan\u00e1 pevnost va\u0161eho \u0159et\u011bzu.
b. Pevnost zat\u00ed\u017een\u00fdch sou\u010d\u00e1st\u00ed \u0159et\u011bzu: Skute\u010dn\u00e9 zat\u00ed\u017een\u00ed p\u016fsob\u00edc\u00ed na \u00fachyty, jako jsou v\u00e1le\u010dky z\u00e1kladn\u00edho \u0159et\u011bzu, horn\u00ed v\u00e1le\u010dky, bo\u010dn\u00ed v\u00e1le\u010dky atd., by b\u011bhem provozu m\u011blo b\u00fdt podstatn\u011b men\u0161\u00ed ve srovn\u00e1n\u00ed s v\u00fdkonem t\u011bchto \u010d\u00e1st\u00ed.
c. \u017divotnost \u0159et\u011bzu: Mus\u00ed b\u00fdt spln\u011bny podm\u00ednky maz\u00e1n\u00ed, aby se zajistila \u017eivotnost \u0159et\u011bzu.
d. Nastaven\u00ed prov\u011b\u0161en\u00ed \u0159et\u011bzu: Prov\u011b\u0161en\u00ed \u0159et\u011bzu mus\u00ed b\u00fdt udr\u017eov\u00e1no optim\u00e1ln\u00ed pomoc\u00ed nastavova\u010d\u016f nap\u011bt\u00ed, nap\u00ednac\u00edch za\u0159\u00edzen\u00ed, vod\u00edtek atd.
e. Ostatn\u00ed osoby: Jsou p\u0159ijata vhodn\u00e1 opat\u0159en\u00ed k zabr\u00e1n\u011bn\u00ed opot\u0159eben\u00ed kolejnic, vibrac\u00edm stroj\u016f a dal\u0161\u00edm probl\u00e9m\u016fm.
Dal\u0161\u00ed dopl\u0148uj\u00ed v\u00fd\u0161e uveden\u00e9.<\/p>\n

V\u00fdpo\u010det nap\u011bt\u00ed v \u0159et\u011bzu
Obvykle na za\u010d\u00e1tku p\u0159edb\u011b\u017en\u011b ur\u010dete rozm\u011br \u0159et\u011bzu, kter\u00fd se m\u00e1 pou\u017e\u00edt, s odkazem na \u201eP\u0159edb\u011b\u017en\u00e9 ur\u010den\u00ed rozm\u011bru \u0159et\u011bzu\u201c. Pot\u00e9 zjist\u011bte \u201eTeoretick\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (T)\u201c (P213) pro v\u00e1\u0161 p\u0159edb\u011b\u017en\u011b stanoven\u00fd \u0159et\u011bz a vyn\u00e1sobte hodnotu \u201eKoeficientem rychlosti (K)\u201c, abyste z\u00edskali \u201eP\u0159edb\u011b\u017en\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (Ta)\u201c. Z bezpe\u010dnostn\u00edch d\u016fvod\u016f mus\u00ed b\u00fdt p\u0159edb\u011b\u017en\u00e9 nap\u011bt\u00ed \u0159et\u011bzu sn\u00ed\u017eeno ve srovn\u00e1n\u00ed s \u201emaxim\u00e1ln\u00edm povolen\u00fdm nap\u011bt\u00edm\u201c uveden\u00fdm v tabulce rozm\u011br\u016f p\u0159\u00edslu\u0161n\u00fdch \u0159et\u011bz\u016f. V d\u016fsledku toho by m\u011bly b\u00fdt spln\u011bny n\u00ed\u017ee uveden\u00e9 podm\u00ednky.
Bezpe\u010dnostn\u00ed probl\u00e9m s nap\u011bt\u00edm \u0159et\u011bzu
V\u00fdznamn\u00e9 nap\u011bt\u00ed v \u0159et\u011bzu (Ta) = Teoretick\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (T) \u00d7 Sou\u010dinitel rychlosti (K)
Podstatn\u00e9 nap\u011bt\u00ed v \u0159et\u011bzu (Ta) < Maxim\u00e1ln\u00ed p\u0159\u00edpustn\u00e9 nap\u011bt\u00ed
Pokud v\u00e1m tento probl\u00e9m prost\u011b nevyhovuje, vyberte \u0159et\u011bz o jeden rozm\u011br v\u011bt\u0161\u00ed a p\u0159epo\u010d\u00edtejte.
P\u0159edb\u011b\u017en\u00e9 stanoven\u00ed velikosti \u0159et\u011bzce
Ur\u010dete hmotnost (hmotnost) na jednotku d\u00e9lky prvk\u016f, jako je \u0159et\u011bz a upevn\u011bn\u00ed \u03c9c (kg\/m nebo kgf\/m), za p\u0159edpokladu, \u017ee se jedn\u00e1 o hmotnost (t\u011blesnou hmotnost) p\u0159epravovan\u00e9ho objektu \u03c91 (kg\/m nebo kgf\/m) = 10 %.
S odkazem na v\u00fdpo\u010detn\u00ed vzorce , z\u00edskejte \u201eTeoretick\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (T)\u201c (kN nebo kgf) a \u201eKoeficient rychlosti (K)\u201c a ur\u010dete \u201ePodstatn\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (Ta)\u201c (kN nebo kgf).
S odkazem na tabulku rozm\u011br\u016f \u0159et\u011bz\u016f ur\u010dete minim\u00e1ln\u00ed \u0159et\u011bz, jeho\u017e \u201emaxim\u00e1ln\u00ed p\u0159\u00edpustn\u00e9 nap\u011bt\u00ed\u201c je v\u011bt\u0161\u00ed ne\u017e \u201epodstatn\u00e9 nap\u011bt\u00ed v \u0159et\u011bzu (Ta)\u201c, a pova\u017eujte jej za \u201ep\u0159edb\u011b\u017en\u011b stanoven\u00fd \u0159et\u011bz\u201c.
Hodnota koeficientu rychlosti (K)
Sou\u010dinitel rychlosti (K) vyjad\u0159uje z\u00e1va\u017enost provozn\u00edch podm\u00ednek v z\u00e1vislosti na rychlosti pohybu \u0159et\u011bzu, proto\u017ee probl\u00e9m se zhor\u0161uje s rostouc\u00ed rychlost\u00ed pohybu \u0159et\u011bzu.
Vyn\u00e1sobte \u201eTeoretick\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (T)\u201c \u201eKoeficientem rychlosti (K)\u201c, abyste z\u00edskali \u201ePodstatn\u00e9 nap\u011bt\u00ed \u0159et\u011bzu (Ta)\u201c.<\/p>","protected":false},"excerpt":{"rendered":"

After you design and style several conveyor programs using small conveyor chains, the following basic problems need to be pleased.a. Chain tension: The actual tensile strength in operation has to be appreciably lower than the specified strength of your chain.b. Strength of loaded components of chain: The real loads utilized to attachments, such as rollers […]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-1344","post","type-post","status-publish","format-standard","hentry","category-worm-reducers"],"_links":{"self":[{"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/posts\/1344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/comments?post=1344"}],"version-history":[{"count":1,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/posts\/1344\/revisions"}],"predecessor-version":[{"id":1345,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/posts\/1344\/revisions\/1345"}],"wp:attachment":[{"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/media?parent=1344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/categories?post=1344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-reducers.xyz\/cs\/wp-json\/wp\/v2\/tags?post=1344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}