{"id":981,"date":"2020-02-06T09:13:30","date_gmt":"2020-02-06T09:13:30","guid":{"rendered":"http:\/\/worm-reducers.xyz\/?p=981"},"modified":"2022-12-29T01:53:49","modified_gmt":"2022-12-29T01:53:49","slug":"servo-motor-gearbox","status":"publish","type":"post","link":"https:\/\/worm-reducers.xyz\/sk\/servo-motor-gearbox\/","title":{"rendered":"servomotor prevodovky"},"content":{"rendered":"

S v\u00fdvojom servotechnol\u00f3gie \u2013 v\u00fdrobcovia vyr\u00e1baj\u00fa men\u0161ie, ale v\u00fdkonnej\u0161ie motory \u2013 sa prevodovky st\u00e1vaj\u00fa \u010doraz d\u00f4le\u017eitej\u0161\u00edmi spolo\u010dn\u00edkmi pri riaden\u00ed pohybu. Pri h\u013eadan\u00ed optim\u00e1lneho p\u00e1rovania je potrebn\u00e9 zv\u00e1\u017ei\u0165 mnoho faktorov. in\u017einierske \u00favahy.
\u2022 Servomotor pracuj\u00faci pri n\u00edzkych ot\u00e1\u010dkach pracuje neefekt\u00edvne. V\u00edriv\u00e9 pr\u00fady s\u00fa slu\u010dky elektrick\u00e9ho pr\u00fadu, ktor\u00e9 sa indukuj\u00fa v elektromotore po\u010das prev\u00e1dzky. V\u00edriv\u00e9 pr\u00fady v skuto\u010dnosti vytv\u00e1raj\u00fa odporov\u00fd tlak v elektromotore a maj\u00fa v\u00e4\u010d\u0161\u00ed negat\u00edvny vplyv na funk\u010dnos\u0165 motora pri ni\u017e\u0161\u00edch ot\u00e1\u010dkach.
\u2022 Parametre be\u017ene dostupn\u00e9ho motora nemusia by\u0165 ide\u00e1lne vhodn\u00e9 na prev\u00e1dzku pri n\u00edzkych ot\u00e1\u010dkach. Ke\u010f aplik\u00e1cia prev\u00e1dzkuje vy\u0161\u0161ie uveden\u00fd elektromotor pri 50 ot\u00e1\u010dkach za min\u00fatu, v podstate nevyu\u017e\u00edva v\u0161etky svoje pon\u00fakan\u00e9 ot\u00e1\u010dky. Ke\u010f\u017ee nap\u00e4\u0165ov\u00e1 kon\u0161tanta (V\/Krpm) motora je nastaven\u00e1 na zv\u00fd\u0161en\u00e9 ot\u00e1\u010dky, kon\u0161tanta kr\u00fatiaceho momentu (Nm\/amp\u00e9r) \u2013 ktor\u00e1 s \u0148ou priamo s\u00favis\u00ed \u2013 je ni\u017e\u0161ia, ako by mala by\u0165. V d\u00f4sledku toho aplik\u00e1cia vy\u017eaduje na prev\u00e1dzku vozidla viac pr\u00fadu, ako keby aplik\u00e1cia mala motor \u0161peci\u00e1lne vyroben\u00fd pre 50 ot\u00e1\u010dok za min\u00fatu. Prevodov\u00fd pomer prevodovky zni\u017euje ot\u00e1\u010dky motora, \u010do vysvet\u013euje, pre\u010do sa prevodovky niekedy naz\u00fdvaj\u00fa reduktory. Pri pou\u017eit\u00ed prevodovky s prevodov\u00fdm pomerom 40:1,
Ot\u00e1\u010dky motora na vstupe do prevodovky bud\u00fa 2 000 ot.\/min. a ot\u00e1\u010dky na v\u00fdstupe z prevodovky bud\u00fa 50 ot.\/min. Prev\u00e1dzka motora pri vy\u0161\u0161\u00edch ot\u00e1\u010dkach v\u00e1m umo\u017en\u00ed vyhn\u00fa\u0165 sa probl\u00e9mom<\/p>\n

Servoprevodovky poskytuj\u00fa vo\u013enos\u0165 pri v\u00fdbere rozsahu ot\u00e1\u010dania serva. V\u00e4\u010d\u0161ina hobby serv je obmedzen\u00e1 na tesne nad 180 \u00farovn\u00ed ot\u00e1\u010dania. V\u00e4\u010d\u0161ina servoprevodoviek vyu\u017e\u00edva patentovan\u00fd extern\u00fd potenciometer, ktor\u00fd zabezpe\u010duje, \u017ee rozsah ot\u00e1\u010dania je dodato\u010dn\u00fd k prevodov\u00e9mu pomeru nastaven\u00e9mu na servoprevodovke. V takom pr\u00edpade sa mal\u00e9 zariadenie na serve oto\u010d\u00ed to\u013ekokr\u00e1t, ko\u013ekokr\u00e1t je potrebn\u00e9, aby sa potenciometer (a teda v\u00fdstupn\u00fd hriade\u013e prevodovky) dostal do polohy, ktor\u00fa vy\u017eaduje prevod zo servo regul\u00e1tora.
Kon\u0161trukt\u00e9ri strojov sa \u010doraz viac obracaj\u00fa na prevodovky, aby vyu\u017eili najnov\u0161\u00ed pokrok v technol\u00f3gii servomotorov. Prevodovka v podstate premie\u0148a energiu s vysok\u00fdm kr\u00fatiacim momentom pri vysok\u00fdch ot\u00e1\u010dkach na energiu s vysok\u00fdm kr\u00fatiacim momentom pri n\u00edzkych ot\u00e1\u010dkach. Servomotor zabezpe\u010duje mimoriadne presn\u00e9 polohovanie v\u00fdsledn\u00e9ho hriade\u013ea. Ke\u010f s\u00fa tieto dve zariadenia sp\u00e1rovan\u00e9, vz\u00e1jomne podporuj\u00fa svoje siln\u00e9 str\u00e1nky a zabezpe\u010duj\u00fa riaden\u00fd pohyb, ktor\u00fd je presn\u00fd, robustn\u00fd a spo\u013eahliv\u00fd.<\/p>\n

Servoprevodovky s\u00fa robustn\u00e9! Aj ke\u010f s\u00fa k dispoz\u00edcii serv\u00e1 s vysok\u00fdm kr\u00fatiacim momentom, neznamen\u00e1 to, \u017ee sa daj\u00fa porovna\u0165 s nosnos\u0165ou servoprevodovky. Mal\u00fd dr\u00e1\u017ekovan\u00fd v\u00fdstupn\u00fd hriade\u013e be\u017en\u00e9ho serva nie je dostato\u010dne dlh\u00fd, dostato\u010dne ve\u013ek\u00fd ani dostato\u010dne dobre podopret\u00fd, aby zvl\u00e1dol ur\u010dit\u00e9 za\u0165a\u017eenie, aj ke\u010f sa kr\u00fatiaci moment zd\u00e1 by\u0165 pre dan\u00fa aplik\u00e1ciu vhodn\u00fd. Servoprevodovka izoluje nam\u00e1hanie v\u00fdstupn\u00e9ho hriade\u013ea prevodovky, ktor\u00fd je podopret\u00fd sadou presn\u00fdch gu\u013e\u00f4\u010dkov\u00fdch lo\u017e\u00edsk ABEC-5. Vonkaj\u0161\u00ed hriade\u013e znesie extr\u00e9mne za\u0165a\u017eenie v axi\u00e1lnom a radi\u00e1lnom smere bez toho, aby tieto sily pren\u00e1\u0161al na servo. Servo sa n\u00e1sledne ot\u00e1\u010da vo\u013enej\u0161ie a m\u00f4\u017ee pren\u00e1\u0161a\u0165 v\u00e4\u010d\u0161\u00ed kr\u00fatiaci moment na v\u00fdsledn\u00fd hriade\u013e prevodovky.<\/p>\n

H\u013ead\u00e1\u0161? servomotor prevodovky<\/a>Naozaj sme to objavili!<\/p>","protected":false},"excerpt":{"rendered":"

As servo technology has evolved-with manufacturers generating smaller, yet more powerful motors -gearheads are becoming increasingly essential companions in motion control. Locating the optimum pairing must consider many engineering considerations. \u2022 A servo motor working at low rpm operates inefficiently. Eddy currents are loops of electric current that are induced within the electric motor during […]<\/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-981","post","type-post","status-publish","format-standard","hentry","category-worm-reducers"],"_links":{"self":[{"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/posts\/981","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/comments?post=981"}],"version-history":[{"count":1,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/posts\/981\/revisions"}],"predecessor-version":[{"id":982,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/posts\/981\/revisions\/982"}],"wp:attachment":[{"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/media?parent=981"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/categories?post=981"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/worm-reducers.xyz\/sk\/wp-json\/wp\/v2\/tags?post=981"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}