jeden. Zvisl\u00e9 alebo obr\u00e1ten\u00e9 usporiadanie s maxim\u00e1lnou statickou nosnos\u0165ou 25 kN.
2. Samosvorn\u00e9 bez nutnosti brzdenia alebo blokovac\u00edch mechanizmov na udr\u017eanie polohy.\u00a0
tri. Zdv\u00edhacia skrutka s priemerom 30 mm, skrutka CZPT s d\u013a\u017ekou 6 mm (jednoduch\u00fd z\u00e1vit CZPT).
4. Dostupn\u00e9 v pomeroch 6:1 a 24:1.
5. Personalizovan\u00e9 d\u013a\u017eky zdvihu od 15 mm do 2000 mm.\u00a0
\u0161es\u0165. Posuvn\u00e1 skrutka (zdvih\u00e1ky s pohyblivou skrutkou), skrutka s k\u013e\u00fa\u010dom na zabr\u00e1nenie ot\u00e1\u010dania a skrutka CZPT s pohyblivou maticou (zdvih\u00e1ky s pohyblivou maticou) ako \u0161tandardn\u00e9 konfigur\u00e1cie.
7. Z\u00e1vitovka sa ot\u00e1\u010da ru\u010dn\u00fdm kolesom s ovl\u00e1dan\u00edm (zdvih\u00e1k s vodiacou skrutkou) alebo elektromotorom (elektrick\u00fd zdvih\u00e1k).\u00a0
osem. Mo\u017eno pou\u017ei\u0165 samostatne alebo zl\u00fa\u010di\u0165 do presne synchronizovan\u00e9ho zdv\u00edhacieho programu, prepojen\u00e9ho spojovac\u00edmi hriade\u013emi, ku\u017ee\u013eov\u00fdmi ozuben\u00fdmi kolesami a spojkami a mnoh\u00fdmi \u010fal\u0161\u00edmi.<\/p>\n
\u0160pecifik\u00e1cie<\/strong> Rozmerov\u00fd v\u00fdkres<\/strong> Profily spolo\u010dnost\u00ed<\/strong> Odmeny spolo\u010dnosti<\/strong> Zoznam polo\u017eiek<\/strong> Distrib\u00facia kupuj\u00facich a kraj\u00edn<\/strong> \n \n Z\u00e1vitovkov\u00fd hriade\u013e m\u00e1 mnoho pozit\u00edvnych aspektov. Je jednoduch\u0161\u00ed na v\u00fdrobu, preto\u017ee nevy\u017eaduje manu\u00e1lne rovnanie. Medzi tieto pozit\u00edvne aspekty patr\u00ed jednoduch\u00e1 \u00fadr\u017eba, n\u00edzke n\u00e1klady a jednoduch\u00e1 in\u0161tal\u00e1cia. Okrem toho je tento typ hriade\u013ea ove\u013ea menej n\u00e1chyln\u00fd na po\u0161kodenie v d\u00f4sledku manu\u00e1lneho rovnania. T\u00e1to spr\u00e1va sa bude zaobera\u0165 r\u00f4znymi faktormi, ktor\u00e9 ur\u010duj\u00fa kvalitu z\u00e1vitovkov\u00e9ho hriade\u013ea. Taktie\u017e sa zaober\u00e1 priemerom dna, priemerom kore\u0148a a nosnos\u0165ou pri oblo\u017een\u00ed. Pri v\u00fdbere z\u00e1vitovkov\u00e9ho prevodu existuje nieko\u013eko alternat\u00edv. Sortiment z\u00e1vis\u00ed od pou\u017eit\u00e9ho prevodu a genera\u010dn\u00fdch mo\u017enost\u00ed. Jednotliv\u00e9 profilov\u00e9 parametre z\u00e1vitovkov\u00e9ho prevodu s\u00fa op\u00edsan\u00e9 v odbornej a technologickej literat\u00fare a pou\u017e\u00edvaj\u00fa sa pri geometrick\u00fdch v\u00fdpo\u010dtoch. Zvolen\u00fd variant sa potom prenesie do hlavn\u00e9ho v\u00fdpo\u010dtu. Pre presnos\u0165 v\u00fdpo\u010dtu je v\u0161ak potrebn\u00e9 zoh\u013eadni\u0165 v\u00fdkonov\u00e9 parametre a prevodov\u00e9 pomery zariaden\u00ed. Tu je nieko\u013eko tipov na v\u00fdber spr\u00e1vneho z\u00e1vitovkov\u00e9ho prevodu. Dedendum z\u00e1vitovkov\u00e9ho hriade\u013ea sa vz\u0165ahuje na radi\u00e1lnu d\u013a\u017eku jeho zuba. Priemer rozstupu a mal\u00fd priemer ur\u010duj\u00fa dedendum. V imperi\u00e1lnej s\u00fastave sa priemer rozstupu ozna\u010duje ako diametr\u00e1lny rozstup. Medzi \u010fal\u0161ie parametre patr\u00ed \u0161\u00edrka stredu a polomer zaoblenia. \u0160\u00edrka stredu ur\u010duje \u0161\u00edrku hriade\u013ea bez v\u00fd\u010dnelkov n\u00e1boja. Polomer zaoblenia ovplyv\u0148uje polomer pod\u013ea pokynov fr\u00e9zy a vytv\u00e1ra trochoid\u00e1lnu krivku. Met\u00f3da v\u00edrenia je modern\u00e1 v\u00fdrobn\u00e1 technika, ktor\u00e1 nahr\u00e1dza procesy fr\u00e9zovania a odva\u013eovania z\u00e1vitov. Je schopn\u00e1 zn\u00ed\u017ei\u0165 v\u00fdrobn\u00e9 n\u00e1klady a priame udalosti pri vytv\u00e1ran\u00ed presn\u00fdch z\u00e1vitov\u00fdch z\u00e1vitoviek. Okrem toho zn\u00ed\u017eila potrebu br\u00fasenia z\u00e1vitov a drsnosti povrchu. Zni\u017euje tie\u017e valcovanie z\u00e1vitov. Tu je viac inform\u00e1ci\u00ed o tom, ako funguje proces v\u00edrenia CZPT. Nosnos\u0165 z\u00e1vitovkov\u00e9ho hriade\u013ea je k\u013e\u00fa\u010dov\u00fdm parametrom pri ur\u010dovan\u00ed v\u00fdkonu prevodovky. Z\u00e1vitovky sa m\u00f4\u017eu vyr\u00e1ba\u0165 s r\u00f4znymi prevodov\u00fdmi pomermi a dizajn a typ z\u00e1vitovkov\u00e9ho hriade\u013ea musia to odr\u00e1\u017ea\u0165. Na stanovenie nosnosti z\u00e1vitovky je potrebn\u00e9 skontrolova\u0165 jej geometriu. Z\u00e1vitovky sa zvy\u010dajne vyr\u00e1baj\u00fa s po\u010dtom zubov od 1 do 4 a a\u017e do dvan\u00e1stich. V\u00fdber spr\u00e1vneho typu smaltu z\u00e1vis\u00ed od mnoh\u00fdch aspektov, ako s\u00fa po\u017eiadavky na optimaliz\u00e1ciu, ako je \u00fa\u010dinnos\u0165, hmotnos\u0165 a vzdialenos\u0165 od stredovej \u010diary. Charakteristiky vibr\u00e1ci\u00ed (NVH) z\u00e1vitovkov\u00e9ho hriade\u013ea sa ur\u010duj\u00fa pomocou met\u00f3dy kone\u010dn\u00fdch faktorov. Parametre simul\u00e1cie s\u00fa na\u010drtnut\u00e9 pomocou met\u00f3dy kone\u010dn\u00fdch prvkov a experiment\u00e1lne z\u00e1vitovkov\u00e9 hriadele s\u00fa v rozpore s v\u00fdsledkami simul\u00e1cie. Kone\u010dn\u00e9 v\u00fdsledky ukazuj\u00fa, \u017ee medzi simulovan\u00fdmi a experiment\u00e1lnymi hodnotami existuje ve\u013ek\u00e1 odch\u00fdlka. Okrem toho, ohybov\u00e1 tuhos\u0165 z\u00e1vitovkov\u00e9ho hriade\u013ea v\u00fdrazne z\u00e1vis\u00ed od geometrie ozubenia z\u00e1vitovkov\u00e9ho kolesa. Preto m\u00f4\u017ee vhodn\u00fd typ ozubenia z\u00e1vitovkov\u00e9ho zariadenia pom\u00f4c\u0165 zn\u00ed\u017ei\u0165 NVH (zvukovo-vibra\u010dn\u00e9 p\u00f4sobenie) z\u00e1vitovkov\u00e9ho hriade\u013ea. Item Description Corrosion Resistant twenty five KN Mini Elevate Screw Jacks and 2.5 Ton Aluminum Light-weight-Bodyweight Miniature Jacks \u00a0are for small jack method or scrank mechanimes for tables. Attributes:one. Upright or inverted set up with maximum static lifting capacity 25kN.2. Self-locking with no require brake or lock mechanisms to maintain placement.\u00a0three. 30mm diameter lifting screw, […]<\/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":[1935,1013,1860,1861,1016,1017,1898,1590,1614,1615,1899,1864,44,45],"class_list":["post-554","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-2-5-screw","tag-jack-screw","tag-mini-screw","tag-mini-screw-jack","tag-screw-and","tag-screw-jack","tag-screw-jack-lift-system","tag-screw-jack-system","tag-screw-lift","tag-screw-lift-jack","tag-screw-lift-system","tag-screw-mini","tag-screw-screw","tag-screw-screw-screw"],"_links":{"self":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts\/554","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/comments?post=554"}],"version-history":[{"count":0,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/posts\/554\/revisions"}],"wp:attachment":[{"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/media?parent=554"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/categories?post=554"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-and-worm-wheel.com\/sk\/wp-json\/wp\/v2\/tags?post=554"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
* Pozn\u00e1mka: <\/b>Tmavosiv\u00e9 \u010d\u00edsla v tabu\u013ek\u00e1ch ozna\u010duj\u00fa prev\u00e1dzkov\u00e9 obmedzenia v d\u00f4sledku tepeln\u00fdch hran\u00edc. Iba statick\u00e9 (dynamick\u00e9 nie je povolen\u00e9). R\u00f4zne skrutkov\u00e9 zdvih\u00e1ky s pou\u017eit\u00edm t\u00fdchto \u010d\u00edsel by sa mali vykon\u00e1va\u0165 iba po konzult\u00e1cii s na\u0161imi technikmi. Ak je v\u00e1\u0161 variant vytvoren\u00fd v tmavosiv\u00fdch oblastiach, budete musie\u0165 minimalizova\u0165 pracovn\u00fd cyklus alebo zvoli\u0165 v\u00e4\u010d\u0161ie skrutkov\u00e9 zdvih\u00e1ky, aby ste zabezpe\u010dili efekt\u00edvny odvod tepla.
1. Okolnosti: prev\u00e1dzkov\u00fd \u010das twenty%\/\u0161es\u0165desiat min\u00fat alebo thirty%\/10 min\u00fat, teplota okolia 20 \u00b0C. Maxim\u00e1lny povolen\u00fd vstupn\u00fd elektrick\u00fd v\u00fdkon 2,3 kW. Ak v\u00e1\u0161 sortiment prekro\u010d\u00ed maxim\u00e1lny vstupn\u00fd elektrick\u00fd v\u00fdkon, prev\u00e1dzkov\u00e9 obmedzenia s\u00fa sp\u00f4soben\u00e9 tepeln\u00fdmi limitmi. Mali by ste zvoli\u0165 v\u00e4\u010d\u0161ie skrutkov\u00e9 zdvih\u00e1ky, aby sa zabezpe\u010dil efekt\u00edvny odvod tepla.\u00a0
dva. Nm = zadajte potrebn\u00fd kr\u00fatiaci moment, kW = potrebn\u00fd vstupn\u00fd elektrick\u00fd v\u00fdkon.\u00a0
tri. H = ve\u013ek\u00fd pomer 6:1 (zdvih 1 mm pre 1 vstupn\u00e9 preklopenie), L = pomal\u00fd pomer 24:1 (zdvih 0,25 mm pre 1 vstupn\u00e9 preklopenie).
4. V\u00fdber zdvih\u00e1kov s pou\u017eit\u00edm vy\u0161\u0161ie uveden\u00fdch \u00fadajov by sa mal vykon\u00e1va\u0165 iba po konzult\u00e1cii s technikmi CZPT.<\/p>\n
Oh\u013eadom mont\u00e1\u017enych v\u00fdkresov Second Autocad dwg, dxf a 3D mont\u00e1\u017enych v\u00fdkresov stp, f\u00e1z, produktov, igs, prt alebo catpart n\u00e1s pros\u00edm kontaktujte.<\/p>\n
JACTON Business Co., Ltd.<\/strong>\u00a0(I\u010c DPH: 9144190007026567X3, registrovan\u00e1 hotovos\u0165 500000CNY) je popredn\u00fdm v\u00fdrobcom a dod\u00e1vate\u013eom skrutkov\u00fdch zdvih\u00e1kov (mechanick\u00fdch aktu\u00e1torov), ku\u017ee\u013eov\u00fdch prevodoviek, zdv\u00edhac\u00edch syst\u00e9mov, elektrick\u00fdch line\u00e1rnych aktu\u00e1torov, prevodov\u00fdch motorov a reduktorov r\u00fdchlosti, in\u00fdch line\u00e1rnych pohybov\u00fdch a prenosov\u00fdch polo\u017eiek v \u010c\u00edne. Nach\u00e1dzame sa v Chang An, Xihu (Z\u00e1padn\u00e9 jazero) Dis. Guan, Guangdong v \u010c\u00edne. Sme auditovan\u00fd \u0161pecializovan\u00fd v\u00fdrobca a dod\u00e1vate\u013e spolo\u010dnosti... Spolo\u010dnosti SGS (s\u00e9riov\u00e9 \u010d\u00edslo: QIP-ASI192186) a BV (s\u00e9riov\u00e9 \u010d\u00edslo: MIC-ASR257162)<\/b>M\u00e1me pr\u00edsny syst\u00e9m kvality so seniorn\u00fdmi in\u017einiermi, sk\u00fasen\u00fdmi a kompetentn\u00fdmi pracovn\u00edkmi a praktizovan\u00fdmi obchodn\u00fdmi t\u00edmami a z\u00e1kazn\u00edkom neust\u00e1le poskytujeme ide\u00e1lne technick\u00e9 rie\u0161enia pre presn\u00e9 line\u00e1rne ovl\u00e1danie, prenos elektrickej energie a mechanick\u00e9 zdv\u00edhacie syst\u00e9my. Spolo\u010dnos\u0165 CZPT Industries zaru\u010duje \u0161pi\u010dkov\u00fa kvalitu, spo\u013eahlivos\u0165, v\u00fdkon a hodnotu pre modern\u00e9 n\u00e1ro\u010dn\u00e9 priemyseln\u00e9 aplik\u00e1cie.<\/p>\n
* Jedna z najv\u00e4\u010d\u0161\u00edch objedn\u00e1vok so skrutkov\u00fdmi zdvih\u00e1kmi modelov 1750.
* Be\u017en\u00e9 polo\u017eky s druh\u00fdmi v\u00fdkresmi (DXF, DWG, PDF) a 3D CAD produktom (f\u00e1za).
* vysok\u00e1 kvalita stovky% zaru\u010den\u00e1 dvojitou kontrolou najvy\u0161\u0161ej kvality. S\u00fa\u010das\u0165ou balenia s\u00fa pr\u00edbehy z prvej kontroly, n\u00e1vod na obsluhu a katal\u00f3g elektronick\u00fdch kn\u00edh.\u00a0
* stotina% z\u00e1kladn\u00e1 bezpe\u010dnostn\u00e1 preprava s pevn\u00fdmi \u0161tandardn\u00fdmi exportn\u00fdmi preglejkov\u00fdmi debnami (bezplatn\u00e1 fumig\u00e1cia).\u00a0
* Medzikontinent\u00e1lne spolo\u010dn\u00e9 zdroje pre v\u0161etok be\u017en\u00fd tovar.\u00a0
* K dispoz\u00edcii je prisp\u00f4soben\u00fd \u0161t\u00fdl, pon\u00fakan\u00e1 podpora OEM, bezplatn\u00e9 in\u017einierske tipy a \u0161t\u00edtok klienta.<\/p>\n
* Vodiace skrutkov\u00e9 zdvih\u00e1ky
* Elektrick\u00e9 skrutkov\u00e9 zdvih\u00e1ky
* S\u00e9ria skrutkov\u00fdch zdvih\u00e1kov:\u00a0<\/b>
Kubick\u00fd skrutkov\u00fd zdvih\u00e1k s\u00e9rie JTC, skrutkov\u00fd zdvih\u00e1k pre zariadenia s\u00e9rie JTW, trap\u00e9zov\u00fd skrutkov\u00fd zdvih\u00e1k kolekcie JT, z\u00e1vitovkov\u00fd zdvih\u00e1k kolekcie JTM, nerezov\u00fd skrutkov\u00fd zdvih\u00e1k s\u00e9rie JSS, skrutkov\u00fd zdvih\u00e1k s otvorom s\u00e9rie JTH, gu\u013e\u00f4\u010dkov\u00fd skrutkov\u00fd zdvih\u00e1k s\u00e9rie JTB, kubick\u00fd gu\u013e\u00f4\u010dkov\u00fd skrutkov\u00fd zdvih\u00e1k s\u00e9rie JTD, skrutkov\u00fd zdvih\u00e1k pre zariadenia so skosen\u00fdm z\u00e1vitom JTS a elektrick\u00e9 valcov\u00e9 zdvih\u00e1ky kolekcie ECJ.
* Poradie ku\u017ee\u013eov\u00fdch prevodoviek:\u00a0<\/b>
Kubick\u00e1 ku\u017ee\u013eov\u00e1 prevodovka radu JTP, prevodovka s dut\u00fdm hriade\u013eom radu JTPH, kolekcia prevodoviek s vstupnou pr\u00edrubou JTPF, prevodovka s vstupnou pr\u00edrubou a dut\u00fdm hriade\u013eom radu JTPG, prevodovka z nehrdzavej\u00facej ocele radu BSS, hlin\u00edkov\u00e1 prevodovka radu JTA a ku\u017ee\u013eov\u00e9 prevodovky radu JT.
* Met\u00f3dy a doplnky zdv\u00edhania pomocou skrutkov\u00fdch zdvih\u00e1kov:\u00a0<\/b>
Zdv\u00edhacia technika 2 zdvih\u00e1kov, zdv\u00edhacia technika 3 zdvih\u00e1kov, zdv\u00edhac\u00ed program 4 zdvih\u00e1kov, zdv\u00edhac\u00ed syst\u00e9m 6 zdvih\u00e1kov, zdv\u00edhacia technika 8 zdvih\u00e1kov\u2026\u202614 zdv\u00edhac\u00ed program. Komponenty zdv\u00edhac\u00edch techn\u00edk zah\u0155\u0148aj\u00fa striedav\u00e9 a jednosmern\u00e9 motory, prevodov\u00e9 motory, servomotory, krokov\u00e9 motory, ru\u010dn\u00e9 koles\u00e1, spojky, k\u013aby CZPT, teleskopick\u00e9 k\u013aby CZPT, spojovacie hriadele, kardanov\u00e9 hriadele, koncov\u00e9 sp\u00edna\u010de, bezkontaktn\u00e9 sp\u00edna\u010de, z\u00e1kladn\u00e9 bezpe\u010dnostn\u00e9 matice, poistn\u00e9 matice, zakon\u010denia ty\u010d\u00ed, uz\u00e1very mat\u00edc, lo\u017eisk\u00e1 stojanov, pr\u00edrubov\u00e9 bloky, pr\u00edruby motora NEMA alebo IEC, enkod\u00e9r, potenciometer, frekven\u010dn\u00fd meni\u010d, indik\u00e1tory polohy, \u010dapov\u00fa dosku a mont\u00e1\u017ene konzoly \u010dapu.\u00a0
* Kolekcia elektrick\u00fdch line\u00e1rnych aktu\u00e1torov:<\/b>
Elektromechanick\u00e9 aktu\u00e1tory s\u00e9rie LA, elektromechanick\u00e9 aktu\u00e1tory sekvencie LAP.\u00a0
* Kolekcia reduktorov zariaden\u00ed:\u00a0<\/b>
\u0160pir\u00e1lov\u00e9 reduktory R kolekcia, \u0161ikm\u00e9 reduktory K sekvencia, paraleln\u00e9 hriadele so \u0161pir\u00e1lov\u00fdmi reduktormi F sekvencia, \u0161pir\u00e1lov\u00e9 reduktory S sekvencia, \u0161pir\u00e1lov\u00e9 prevodov\u00e9 motory GMH\/GMV s\u00e9rie a z\u00e1vitovkov\u00e9 reduktory NMRV s\u00e9rie.\u00a0\u00a0\u00a0<\/p>\n
* Americk\u00e9 n\u00e1rody po celom svete: <\/b>Spojen\u00e9 \u0161t\u00e1ty, Mexiko, Kanada, \u010cile, Argent\u00edna, Xihu (Z\u00e1padn\u00e9 jazero) distribuovan\u00e9 prostredn\u00edctvom, Braz\u00edlia, Kolumbia, Guatemala, Honduras, Panama, Peru.
* Eur\u00f3pske n\u00e1rody po celom svete: <\/b>Nemecko, Franc\u00fazsko, Spojen\u00e9 kr\u00e1\u013eovstvo, Taliansko, \u0160panielsko, Po\u013esko, Rumunsko, Holandsko, Belgicko, Gr\u00e9cko, \u010cesk\u00e1 republika, Portugalsko, \u0160v\u00e9dsko, Ma\u010farsko, Rak\u00fasko, \u0160vaj\u010diarsko, Bulharsko, D\u00e1nsko, F\u00ednsko, Slovensko, N\u00f3rsko, \u00cdrsko, Gruz\u00ednsko, Slovinsko.
* \u00c1zijsk\u00e9 n\u00e1rody po celom svete:<\/b> Malajzia, Indon\u00e9zia, Singapur, Filip\u00edny, Vietnam, Thajsko, India, Izrael, Kambod\u017ea, Mjanmarsko, Sr\u00ed Lanka, Maldivy, Pakistan, Ir\u00e1n, Turecko, Jord\u00e1nsko, Saudsk\u00e1 Ar\u00e1bia, Jemen, Om\u00e1n, Spojen\u00e9 arabsk\u00e9 emir\u00e1ty, Katar, Gruz\u00ednsko, Arm\u00e9nsko.
* Medzin\u00e1rodn\u00e9 letisk\u00e1 v Oce\u00e1nii:<\/b> Austr\u00e1lia, Nov\u00fd Z\u00e9land.
* Africk\u00e9 krajiny:<\/b> Egypt, Eti\u00f3pia, Nig\u00e9ria, Ju\u017en\u00e1 Afrika, Zambia, Mozambik. <\/p>\nAko zisti\u0165 kvalitu z\u00e1vitovkov\u00e9ho hriade\u013ea<\/h2>\n
![\"z\u00e1vitovkov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/t-wormshaft-2.webp\")
<\/p>\nPriemer kore\u0148a<\/h2>\n
Priemer kore\u0148a z\u00e1vitovkov\u00e9ho zariadenia sa meria od stredu jeho rozstupu. Jeho priemer rozstupu je \u0161tandardizovan\u00e1 hodnota, ktor\u00e1 sa ur\u010duje z uhla sily na \u00farovni nulovej korekcie prevodu. Priemer rozstupu z\u00e1vitovkov\u00e9ho zariadenia sa vypo\u010d\u00edta za\u010dlenen\u00edm rozmeru z\u00e1vitovky do menovitej stredovej vzdialenosti. Pri definovan\u00ed rozstupu z\u00e1vitovkov\u00e9ho zariadenia je potrebn\u00e9 ma\u0165 na pam\u00e4ti, \u017ee priemer kore\u0148a hriade\u013ea z\u00e1vitovky mus\u00ed by\u0165 men\u0161\u00ed ako priemer rozstupu.
Z\u00e1vitovkov\u00e9 prevodovky vy\u017eaduj\u00fa, aby zuby rovnomerne rozlo\u017eili za\u0165a\u017eenie. Na to mus\u00ed by\u0165 strana zuba z\u00e1vitovky konvexn\u00e1 v prie\u010dnej a stredovej \u010dasti. Tvar zuba, naz\u00fdvan\u00fd evolventn\u00fd profil, pripom\u00edna \u0161pir\u00e1lovit\u00e9 zariadenie. Priemer kore\u0148a z\u00e1vitovkov\u00e9ho prevodu je zvy\u010dajne viac ako \u0161tvr\u0165 palca. Napriek tomu je prijate\u013en\u00fd rozdiel 50 percent palca.
\u010eal\u0161\u00edm sp\u00f4sobom, ako vypo\u010d\u00edta\u0165 \u00fa\u010dinnos\u0165 prevodu z\u00e1vitovkov\u00e9ho hriade\u013ea, je pozrie\u0165 sa na obetn\u00e9 koleso z\u00e1vitovky. Obetn\u00e9 koleso je m\u00e4k\u0161ie ako z\u00e1vitovka, tak\u017ee v\u00e4\u010d\u0161ina opotrebovania a roztrhnutia sa uskuto\u010dn\u00ed na kolese. Hodnotenia oleja z\u00e1vitovkov\u00fdch prevodoviek takmer v\u017edy ukazuj\u00fa zna\u010dn\u00fd pomer medi a \u017eeleza, \u010do nazna\u010duje, \u017ee ozubenie z\u00e1vitovky je ne\u00fa\u010dinn\u00e9.<\/p>\nDedendum<\/h2>\n
Priemer n\u00e1boja sa vypo\u010d\u00edta ako jeho vonkaj\u0161\u00ed priemer a jeho presah je d\u013a\u017eka, o ktor\u00fa n\u00e1boj presahuje cez \u010deln\u00fa plochu ozuben\u00e9ho kolesa. Existuj\u00fa dva druhy zubov s n\u00e1stavcom, jeden s kr\u00e1tkymi zubami s n\u00e1stavcom a druh\u00fd s dlh\u00fdm zubom s n\u00e1stavcom. Samotn\u00e9 ozuben\u00e9 koles\u00e1 maj\u00fa dr\u00e1\u017eku pre pero (dr\u00e1\u017eka vyfr\u00e9zovan\u00e1 do hriade\u013ea a otvoru). Do dr\u00e1\u017eky pre pero je vlo\u017een\u00fd k\u013e\u00fa\u010d, ktor\u00fd zapad\u00e1 do hriade\u013ea.
Z\u00e1vitovkov\u00e9 koles\u00e1 pren\u00e1\u0161aj\u00fa pohyb z dvoch hriade\u013eov, ktor\u00e9 nie s\u00fa rovnobe\u017en\u00e9 a maj\u00fa tvar line\u00e1rneho ozubenia. Rozstupov\u00e1 kru\u017enica m\u00e1 dva alebo viac obl\u00fakov a z\u00e1vitovka a ozuben\u00e9 koleso s\u00fa podopret\u00e9 valiv\u00fdmi lo\u017eiskami. Z\u00e1vitovkov\u00e9 koles\u00e1 maj\u00fa vysok\u00e9 trenie a p\u00f4sobia na zuby a dosadacie plochy. Ak sa chcete dozvedie\u0165 viac o z\u00e1vitovkov\u00fdch koles\u00e1ch, pozrite si ni\u017e\u0161ie uveden\u00e9 defin\u00edcie.![\"z\u00e1vitovkov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/c-wormshaft-2.webp\")
<\/p>\nV\u00edriv\u00fd postup CZPT<\/h2>\n
Met\u00f3da v\u00edrenia na z\u00e1vitovkovom hriadeli sa d\u00e1 vyu\u017ei\u0165 na v\u00fdrobu r\u00f4znych typov skrutiek a z\u00e1vitoviek. M\u00f4\u017eu vytv\u00e1ra\u0165 z\u00e1vitovkov\u00e9 hriadele s vonkaj\u0161\u00edm priemerom a\u017e 2,5 palca. Na rozdiel od in\u00fdch met\u00f3d v\u00edrenia je z\u00e1vitovkov\u00fd hriade\u013e obetn\u00fd a t\u00e1to met\u00f3da nevy\u017eaduje obr\u00e1banie. Na v\u00fdrobu chladen\u00e9ho stla\u010den\u00e9ho vzduchu na \u00farove\u0148 rezania sa pou\u017e\u00edva v\u00edrov\u00e1 trubica. V pr\u00edpade potreby sa do kombajnu prid\u00e1va aj olej.
\u010eal\u0161ia strat\u00e9gia kalenia z\u00e1vitovkov\u00e9ho hriade\u013ea sa naz\u00fdva induk\u010dn\u00e9 kalenie. Tento pr\u00edstup je elektrick\u00e1 met\u00f3da s vy\u0161\u0161ou frekvenciou, ktor\u00e1 indukuje v\u00edriv\u00e9 pr\u00fady v kovov\u00fdch predmetoch. \u010c\u00edm vy\u0161\u0161ia je frekvencia, t\u00fdm viac povrchov\u00e9ho tepla sa generuje. Pri induk\u010dnom ohrevu m\u00f4\u017eete napl\u00e1nova\u0165 ohrev tak, aby sa kalili iba ur\u010dit\u00e9 oblasti z\u00e1vitovkov\u00e9ho hriade\u013ea. Ve\u013ekos\u0165 z\u00e1vitovkov\u00e9ho hriade\u013ea sa zvy\u010dajne skracuje.
Z\u00e1vitovkov\u00e9 prevody poskytuj\u00fa nieko\u013eko pozit\u00edvnych aspektov viac ako be\u017en\u00e9 s\u00fapravy zariaden\u00ed. Pri spr\u00e1vnom pou\u017e\u00edvan\u00ed s\u00fa spo\u013eahliv\u00e9 a vysoko \u00fa\u010dinn\u00e9. Dodr\u017eiavan\u00edm vhodn\u00fdch n\u00e1vrhov na nastavenie a tipov na mazanie m\u00f4\u017eu z\u00e1vitovkov\u00e9 prevody poskytn\u00fa\u0165 rovnak\u00fa spo\u013eahliv\u00fa oporu ako ak\u00fdko\u013evek in\u00fd typ s\u00fapravy zariaden\u00ed. \u010cl\u00e1nok Raya Thibaulta, strojn\u00e9ho in\u017einiera na College of Virginia, je vynikaj\u00facim zdrojom inform\u00e1ci\u00ed o mazan\u00ed z\u00e1vitovkov\u00fdch prevodov.<\/p>\nNosnos\u0165 pri opotrebovan\u00ed<\/h2>\n
Sily zubov z\u00e1vitovkov\u00e9ho prevodu sa zvy\u0161uj\u00fa so zv\u00fd\u0161enou hustotou elektrick\u00e9ho v\u00fdkonu, \u010do sp\u00f4sobuje ove\u013ea v\u00e4\u010d\u0161ie vych\u00fdlenie hriade\u013ea z\u00e1vitovky. To zni\u017euje jeho potenci\u00e1lne za\u0165a\u017eenie, zni\u017euje \u00fa\u010dinnos\u0165 a zvy\u0161uje hluk a vibr\u00e1cie (NVH). Pokroky v oblasti maz\u00edv a materi\u00e1lov z bronzu v kombin\u00e1cii s lep\u0161ou kvalitou v\u00fdroby umo\u017enili neust\u00e1ly n\u00e1rast hustoty energie. Tieto tri faktory spolo\u010dne ur\u010dia nosnos\u0165 v\u00e1\u0161ho z\u00e1vitovkov\u00e9ho prevodu. Pred v\u00fdberom spr\u00e1vneho profilu zubov prevodovky je d\u00f4le\u017eit\u00e9 zv\u00e1\u017ei\u0165 v\u0161etky tri faktory.
Minim\u00e1lny po\u010det zubov ozuben\u00e9ho kolesa v zariaden\u00ed z\u00e1vis\u00ed od uhla sily pri nulovej korekcii prevodu. Priemer z\u00e1vitovky d1 je \u013eubovo\u013en\u00fd a z\u00e1vis\u00ed od uzn\u00e1vanej hodnoty modulu, mx alebo mn. Z\u00e1vitovky a ozuben\u00e9 koles\u00e1 s r\u00f4znymi prevodov\u00fdmi pomermi je mo\u017en\u00e9 zamie\u0148a\u0165. Evolventn\u00e1 \u0161pir\u00e1la zais\u0165uje spr\u00e1vny tvar a tvar a pon\u00faka vy\u0161\u0161iu presnos\u0165 a \u017eivotnos\u0165. Evolventn\u00e1 \u0161pir\u00e1la je tie\u017e d\u00f4le\u017eit\u00fdm prvkom ozuben\u00e9ho kolesa.
Z\u00e1vitovkov\u00e9 prevody s\u00fa typom historick\u00e9ho zariadenia. Valcov\u00fd z\u00e1vitovkov\u00fd mechanizmus zaber\u00e1 s ozuben\u00fdm kolesom, aby sa minimalizovala rota\u010dn\u00e1 r\u00fdchlos\u0165. Z\u00e1vitovkov\u00e9 prevody sa pou\u017e\u00edvaj\u00fa aj ako k\u013e\u00fa\u010dov\u00e9 mechanizmy. Ak h\u013ead\u00e1te prevodovku, mohla by by\u0165 ve\u013emi dobrou vo\u013ebou. Ak uva\u017eujete o z\u00e1vitovkovom prevode, nezabudnite si overi\u0165 jeho nosnos\u0165 a po\u017eiadavky na mazanie.![\"z\u00e1vitovkov\u00fd](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/b-wormshaft-2.webp\")
<\/p>\nAkcie NVH<\/h2>\n
Na v\u00fdpo\u010det vlastnost\u00ed NVH z\u00e1vitovkov\u00e9ho hriade\u013ea s\u00fa hlavn\u00fdmi osami min\u00faty zotrva\u010dnosti priemer z\u00e1vitovky a po\u010det z\u00e1vitov. To ovplyvn\u00ed uhol medzi zubami z\u00e1vitovky a silov\u00fa d\u013a\u017eku ka\u017ed\u00e9ho zuba. Vzdialenos\u0165 medzi hlavn\u00fdmi osami z\u00e1vitovkov\u00e9ho hriade\u013ea a z\u00e1vitovkov\u00fdm kolesom je analytick\u00fd ekvivalentn\u00fd ohybov\u00fd priemer. Priemer z\u00e1vitovkov\u00e9ho kolesa sa ozna\u010duje ako jeho silov\u00fd priemer.
Zv\u00fd\u0161en\u00e1 hustota elektrick\u00e9ho v\u00fdkonu z\u00e1vitovkov\u00e9ho kolesa m\u00e1 za n\u00e1sledok zv\u00fd\u0161en\u00e9 sily p\u00f4sobiace na pr\u00edslu\u0161n\u00fd zub z\u00e1vitovkov\u00e9ho kolesa. To vedie k zodpovedaj\u00facemu zv\u00fd\u0161eniu priehybu z\u00e1vitovkov\u00e9ho kolesa, \u010do m\u00e1 negat\u00edvny vplyv na jeho \u00fa\u010dinnos\u0165 a nosnos\u0165. Okrem toho rast\u00faca hustota energie si vy\u017eaduje zv\u00fd\u0161en\u00fa kvalitu v\u00fdroby. Neust\u00e1le zlep\u0161ovanie materi\u00e1lov a maz\u00edv tie\u017e u\u013eah\u010dilo neust\u00e1le zvy\u0161ovanie hustoty v\u00fdkonu.
Ozubenie z\u00e1vitovkov\u00fdch kolies ur\u010duje priehyb z\u00e1vitovkov\u00e9ho hriade\u013ea. Ohybov\u00e1 tuhos\u0165 ozubenia z\u00e1vitovkov\u00e9ho kolesa sa tie\u017e vypo\u010d\u00edta pomocou ohybovej tuhosti z\u00e1vislej od zuba. Priehyb sa potom prevedie na hodnotu tuhosti pomocou tuhosti jednotliv\u00fdch \u010dast\u00ed z\u00e1vitovkov\u00e9ho hriade\u013ea. Ako je zn\u00e1zornen\u00e9 na obr\u00e1zku 5, na obr\u00e1zku je zn\u00e1zornen\u00e1 prie\u010dna plocha dvojz\u00e1vitov\u00e9ho z\u00e1vitovkov\u00e9ho kolesa.<\/p>\n![\"\u010c\u00ednske](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/wormshaft-l1.webp\")
![\"\u010c\u00ednske](\"https:\/\/img.hzpt.com\/img\/worm-shaft\/wormshaft-l2.webp\")
<\/p>","protected":false},"excerpt":{"rendered":"