{"id":666,"date":"2026-05-24T16:47:25","date_gmt":"2026-05-24T14:47:25","guid":{"rendered":"https:\/\/www.mjm-automation.sk\/?p=666"},"modified":"2026-05-24T16:47:25","modified_gmt":"2026-05-24T14:47:25","slug":"zapisky-z-cistych-priestorov-ii-ked-ma-draha-siesty-zmysel-a-vozik-je-uplne-slepy","status":"publish","type":"post","link":"https:\/\/www.mjm-automation.sk\/en\/nezaradene\/zapisky-z-cistych-priestorov-ii-ked-ma-draha-siesty-zmysel-a-vozik-je-uplne-slepy\/","title":{"rendered":"Z\u00e1pisky z \u010dist\u00fdch priestorov II: Ke\u010f m\u00e1 dr\u00e1ha \u0161iesty zmysel a voz\u00edk je \u00faplne slep\u00fd"},"content":{"rendered":"

Keby ste sa ma pred desiatimi rokmi, ke\u010f som montoval klasick\u00e9 val\u010dekov\u00e9 dr\u00e1hy a CNC fr\u00e9zy, sp\u00fdtali, ako stroj vie, kde presne sa nach\u00e1dza jeho pohybliv\u00e1 \u010das\u0165, odpove\u010f by bola jednoduch\u00e1. Uk\u00e1zal by som v\u00e1m na hrub\u00fd k\u00e1blov\u00fd zv\u00e4zok (tzv. h\u00fasenicu), ktor\u00fd sa \u0165ah\u00e1 za voz\u00edkom, na optick\u00e9 sklenen\u00e9 prav\u00edtko alebo na rota\u010dn\u00fd enkod\u00e9r nacapen\u00fd priamo na hriadeli motora. Skr\u00e1tka, mechanika a dr\u00f4ty. Vid\u00ed\u0161 to, chyt\u00ed\u0161 to, a ke\u010f sa to pokaz\u00ed, vymen\u00ed\u0161 to.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Len\u017ee potom stoj\u00edte v antistatickom obleku v \u010distom priestore (cleanroome<\/a>), pozer\u00e1te sa na nerezov\u00fa dr\u00e1hu LEV syst\u00e9mu<\/a> a na nej sed\u00ed \u201emover\u201c (voz\u00edk). \u017diadny k\u00e1bel. \u017diadna baterka. \u017diadne skl\u00ed\u010dko, od ktor\u00e9ho by sa odr\u00e1\u017eal laser. Iba kus kovu s nebezpe\u010dne siln\u00fdmi magnetmi. Riadiaci syst\u00e9m pritom hl\u00e1si jeho polohu s presnos\u0165ou na mikr\u00f3ny pri r\u00fdchlosti \u0161tyri metre za sekundu.<\/p>\n\n\n\n

Prv\u00e1 ot\u00e1zka ka\u017ed\u00e9ho norm\u00e1lneho mechanika, ktor\u00fd to vid\u00ed, znie: \u201eKde to m\u00e1 dofrasa o\u010di?\u201c<\/em><\/p>\n\n\n\n

Slep\u00fd pasa\u017eier a v\u0161evediaca dr\u00e1ha<\/h2>\n\n\n\n

Z\u00e1kladom pochopenia tejto technol\u00f3gie je zmieri\u0165 sa s t\u00fdm, \u017ee voz\u00edk je absol\u00fatne hl\u00fapy a slep\u00fd<\/strong>. Je to len pas\u00edvny nosi\u010d. Cel\u00e1 t\u00e1 m\u00e1gia odmeriavania sa deje priamo pod n\u00edm, bezpe\u010dne schovan\u00e1 v hermeticky uzavretej dr\u00e1he (statore).<\/p>\n\n\n\n

Pod t\u00fdm dokonale vyle\u0161ten\u00fdm nerezov\u00fdm krytom<\/a>, ktor\u00fd my na mont\u00e1\u017ei mus\u00edme s chirurgickou presnos\u0165ou sp\u00e1ja\u0165, je zaliata hust\u00e1 sie\u0165 takzvan\u00fdch Hallov\u00fdch sn\u00edma\u010dov<\/strong><\/a>. Predstavte si ich ako tis\u00edce miniat\u00farnych digit\u00e1lnych kompasov, naukladan\u00fdch tesne ved\u013ea seba v dlhom rade.<\/p>\n\n\n\n

Ke\u010f voz\u00edk (so svojimi siln\u00fdmi neod\u00fdmov\u00fdmi magnetmi) prelet\u00ed nad dr\u00e1hou, jeho magnetick\u00e9 pole tieto „kompasy“ ovplyv\u0148uje. Hallove sondy okam\u017eite zaregistruj\u00fa zmenu a deform\u00e1ciu magnetick\u00e9ho po\u013ea. Anal\u00f3gov\u00fd sign\u00e1l, ktor\u00fd z nich vylezie, si prevezme integrovan\u00fd procesor v danom segmente dr\u00e1hy<\/a>. Ten na z\u00e1klade sily a tvaru tohto po\u013ea presne vypo\u010d\u00edta, kde sa stred voz\u00edka nach\u00e1dza. A rob\u00ed to tis\u00edckr\u00e1t za sekundu.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Pre\u010do sme zahodili klasick\u00fa optiku?<\/h2>\n\n\n\n

Pre\u010do to in\u017einieri spravili takto zlo\u017eito? Pre\u010do tam proste nedali optick\u00e9 senzory, ako m\u00e1me na ka\u017edej jednej bali\u010dke?<\/p>\n\n\n\n

Odpove\u010fou je to nesl\u00e1vne zn\u00e1me farmaceutick\u00e9 prostredie. Ako som spom\u00ednal minule, tu sa v\u0161etko sanituje plynn\u00fdm peroxidom vod\u00edka (VHP)<\/a> alebo sa dr\u00e1hy rovno um\u00fdvaj\u00fa agres\u00edvnou ch\u00e9miou a tlakovou vodou s teplotou 80 \u00b0C.
Keby ste na tak\u00fato linku<\/a> namontovali klasick\u00fa optick\u00fa z\u00e1voru alebo laserov\u00e9 prav\u00edtko, stane sa toto:<\/p>\n\n\n\n

1 Zrkadielka a \u0161o\u0161ovky sa okam\u017eite zahmlia, zanes\u00fa alebo ich agres\u00edvny plyn doslova rozo\u017eerie.<\/p>\n\n\n\n

2 Voda sa dostane do konektorov, preto\u017ee be\u017en\u00e9 senzory len m\u00e1lokedy zvl\u00e1daj\u00fa pln\u00e9 krytie IP69K (odolnos\u0165 vo\u010di vysokotlakov\u00e9mu \u010disteniu).<\/p>\n\n\n\n

A tu prich\u00e1dza genialita magnetick\u00e9ho odmeriavania: Magnetick\u00e9mu po\u013eu je \u00faplne jedno, \u017ee mu v ceste stoj\u00ed trojmilimetrov\u00fd nerezov\u00fd plech.<\/strong> Prech\u00e1dza cez neho ako n\u00f4\u017e maslom. V\u0161etka citliv\u00e1 elektronika m\u00f4\u017ee by\u0165 nav\u017edy zaliata v \u017eivici vo vn\u00fatri statora. Vy ako oper\u00e1tor m\u00f4\u017eete dr\u00e1hu drhn\u00fa\u0165, polieva\u0165, k\u00fapa\u0165 v kyseline, a sn\u00edma\u010de pod plechom o tom ani nevedia a st\u00e1le neomylne \u010d\u00edtaj\u00fa polohu voz\u00edkov.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Ke\u010f stotina milimetra znamen\u00e1 katastrofu (Realita na mont\u00e1\u017ei)<\/h2>\n\n\n\n

Znie to ako bez\u00fadr\u017ebov\u00e1 idylka, v\u0161ak? Pre koncov\u00e9ho u\u017e\u00edvate\u013ea \u00e1no. Pre n\u00e1s na mont\u00e1\u017ei je to ob\u010das no\u010dn\u00e1 mora.<\/p>\n\n\n\n

Riadiaci softv\u00e9r o\u010dak\u00e1va plynul\u00e9 a dokonal\u00e9 magnetick\u00e9 pole. Akon\u00e1hle voz\u00edk prech\u00e1dza z jedn\u00e9ho modulu dr\u00e1hy na druh\u00fd, preber\u00e1 si ho nov\u00e1 sada Hallov\u00fdch sn\u00edma\u010dov. A tu prich\u00e1dza na rad na\u0161a pr\u00e1ca a n\u00e1\u0161 pot. Ak my mechanici nespoj\u00edme dva segmenty dr\u00e1hy absol\u00fatne dokonale, syst\u00e9m zblbne. Ak je medzi modulmi medzera (gap) v\u00e4\u010d\u0161ia \u010do i len o desatinu milimetra oproti tolerancii, alebo ak je jeden modul o chlp vy\u0161\u0161ie ako druh\u00fd, stane sa nasledovn\u00e9: Voz\u00edk prejde cez spoj. Jeho magnetick\u00e9 pole sa kv\u00f4li mechanickej nepresnosti jemne vych\u00fdli z ide\u00e1lnej osi. Hallove sn\u00edma\u010de v \u010fal\u0161om module dostan\u00fa „\u0161kared\u00fd“ sign\u00e1l. Procesor si na zlomok sekundy povie: \u201ePo\u010dka\u0165, tento voz\u00edk nie je tam, kde m\u00e1 pod\u013ea v\u00fdpo\u010dtov by\u0165!\u201c<\/em><\/p>\n\n\n\n

Na obrazovke blikne chyba Tracking Error<\/strong> (Chyba sledovania) a cel\u00e1 linka, na ktorej lietaj\u00fa desiatky voz\u00edkov s f\u013ea\u0161ti\u010dkami pln\u00fdmi drah\u00fdch vakc\u00edn, okam\u017eite padne do tvrd\u00e9ho n\u00fadzov\u00e9ho zastavenia.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Z\u00e1pisn\u00edk mont\u00e1\u017enika: Duchovia v stroji<\/h2>\n\n\n\n

Na klasickom p\u00e1se, ke\u010f v\u00e1m nefunguje sn\u00edma\u010d, jednoducho vid\u00edte, \u017ee svieti \u010derveno namiesto zeleno. Zoberiete handri\u010dku, utriete odrazku a ide sa \u010falej. Alebo vezmete imbusov\u00fd k\u013e\u00fa\u010d, sn\u00edma\u010d posuniete o pol centimetra a probl\u00e9m je vyrie\u0161en\u00fd.<\/p>\n\n\n\n

Pri LEV syst\u00e9moch je odstra\u0148ovanie probl\u00e9mov bojom s duchmi. Senzory nevid\u00edte. S\u00fa ukryt\u00e9. Ak v\u00e1m linka h\u00e1d\u017ee polohov\u00e9 chyby na jednom konkr\u00e9tnom spoji, mus\u00edte zobra\u0165 presn\u00e9 meracie hodinky (\u00fachylkomery), \u0161peci\u00e1lne kalibra\u010dn\u00e9 pr\u00edpravky a za\u010da\u0165 s mikrometrick\u00fdm ustavovan\u00edm. Povol\u00edte nerezov\u00e9 skrutky, jemne dotiahnete nastavovacie \u010derv\u00edky, stiahnete to na moment\u2026 a modl\u00edte sa, aby to tentokr\u00e1t pre\u0161lo bez chyby. Je to pr\u00e1ca, pri ktorej ob\u010das zat\u00fa\u017eite po ve\u013ekom kladive, ale namiesto toho mus\u00edte ma\u0165 trpezlivos\u0165 hodin\u00e1ra.<\/p>\n\n\n\n

\u010co n\u00e1s \u010dak\u00e1 nabud\u00face?<\/h2>\n\n\n\n

Ke\u010f u\u017e vieme, ako voz\u00edky levituj\u00fa a ako dr\u00e1ha vie, kde presne sa nach\u00e1dzaj\u00fa, je \u010das pozrie\u0165 sa na ten najstresuj\u00facej\u0161\u00ed moment celej mont\u00e1\u017ee. V \u010fal\u0161om diele si op\u00ed\u0161eme \u201eFirst Power-Up\u201c<\/em> \u2013 prv\u00e9 zapnutie pod pr\u00fadom. Povieme si, pre\u010do sa pri o\u017eivovan\u00ed t\u00fdchto syst\u00e9mov dr\u017e\u00edme \u010falej od linky a ako vyzer\u00e1, ke\u010f softv\u00e9rov\u00fd in\u017einier klikne na tla\u010didlo „Homing“ a desiatky magnetick\u00fdch projektilov sa prv\u00fdkr\u00e1t pohn\u00fa z miesta.<\/p>","protected":false},"excerpt":{"rendered":"

Keby ste sa ma pred desiatimi rokmi, ke\u010f som montoval klasick\u00e9 val\u010dekov\u00e9 dr\u00e1hy a CNC fr\u00e9zy, sp\u00fdtali, ako stroj vie, kde presne sa nach\u00e1dza jeho pohybliv\u00e1 \u010das\u0165, odpove\u010f by bola jednoduch\u00e1. Uk\u00e1zal by som v\u00e1m na hrub\u00fd k\u00e1blov\u00fd zv\u00e4zok (tzv. h\u00fasenicu), ktor\u00fd sa \u0165ah\u00e1 za voz\u00edkom, na optick\u00e9 sklenen\u00e9 prav\u00edtko alebo na rota\u010dn\u00fd enkod\u00e9r nacapen\u00fd […]<\/p>\n","protected":false},"author":1,"featured_media":672,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[29,25,26,23],"class_list":["post-666","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nezaradene","tag-dopravnikovepasy","tag-elektrikari","tag-mjm-automation","tag-zivnostnici"],"rttpg_featured_image_url":{"full":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10.jpg",2048,1024,false],"landscape":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10.jpg",2048,1024,false],"portraits":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10.jpg",2048,1024,false],"thumbnail":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10-150x150.jpg",150,150,true],"medium":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10-300x150.jpg",300,150,true],"large":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10-1024x512.jpg",1024,512,true],"1536x1536":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10-1536x768.jpg",1536,768,true],"2048x2048":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10.jpg",2048,1024,false],"trp-custom-language-flag":["https:\/\/www.mjm-automation.sk\/wp-content\/uploads\/2026\/05\/mjm-automation-levitacne-dopravniky-magneticke-10-18x9.jpg",18,9,true]},"rttpg_author":{"display_name":"Milan Lys\u00edk","author_link":"https:\/\/www.mjm-automation.sk\/en\/author\/mjm-automation\/"},"rttpg_comment":0,"rttpg_category":"Nezaraden\u00e9<\/a>","rttpg_excerpt":"Keby ste sa ma pred desiatimi rokmi, ke\u010f som montoval klasick\u00e9 val\u010dekov\u00e9 dr\u00e1hy a CNC fr\u00e9zy, sp\u00fdtali, ako stroj vie, kde presne sa nach\u00e1dza jeho pohybliv\u00e1 \u010das\u0165, odpove\u010f by bola jednoduch\u00e1. Uk\u00e1zal by som v\u00e1m na hrub\u00fd k\u00e1blov\u00fd zv\u00e4zok (tzv. h\u00fasenicu), ktor\u00fd sa \u0165ah\u00e1 za voz\u00edkom, na optick\u00e9 sklenen\u00e9 prav\u00edtko alebo na rota\u010dn\u00fd enkod\u00e9r nacapen\u00fd…","_links":{"self":[{"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/posts\/666","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/comments?post=666"}],"version-history":[{"count":1,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/posts\/666\/revisions"}],"predecessor-version":[{"id":673,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/posts\/666\/revisions\/673"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/media\/672"}],"wp:attachment":[{"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/media?parent=666"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/categories?post=666"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.mjm-automation.sk\/en\/wp-json\/wp\/v2\/tags?post=666"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}