{"id":61861,"date":"2023-04-21T13:21:50","date_gmt":"2023-04-21T18:21:50","guid":{"rendered":"https:\/\/www.bjultrasonic.com\/diy-tactile-transducer\/"},"modified":"2025-01-27T06:03:54","modified_gmt":"2025-01-27T11:03:54","slug":"diy-tactile-transducer","status":"publish","type":"post","link":"https:\/\/www.bjultrasonic.com\/cs\/diy-tactile-transducer\/","title":{"rendered":"Dom\u00e1c\u00ed v\u00fdroba taktiln\u00edho p\u0159evodn\u00edku: Praktick\u00fd n\u00e1vod"},"content":{"rendered":"<p>DIY taktiln\u00ed p\u0159evodn\u00edk: pr\u016fvodce pro kutily<\/p>\n<p>Vytvo\u0159en\u00ed vlastn\u00edho taktiln\u00edho p\u0159evodn\u00edku nemus\u00ed b\u00fdt tak slo\u017eit\u00e9, jak by se mohlo zd\u00e1t.  Tento \u010dl\u00e1nek v\u00e1m poskytne detailn\u00ed n\u00e1vod, jak si takov\u00fd p\u0159evodn\u00edk postavit doma s dostupn\u00fdmi materi\u00e1ly a komponenty.  Nau\u010d\u00edte se z\u00e1kladn\u00ed principy a postupy, abyste si mohli vytvo\u0159it vlastn\u00ed za\u0159\u00edzen\u00ed pro r\u016fzn\u00e9 aplikace, od hern\u00edch ovlada\u010d\u016f po haptickou zp\u011btnou vazbu v pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00edch.<\/p>\n<h3>V\u00fdb\u011br materi\u00e1lu a komponent<\/h3>\n<p>Z\u00e1kladn\u00edm prvkem taktiln\u00edho p\u0159evodn\u00edku je piezoelektrick\u00fd element.  Tyto prvky generuj\u00ed mechanick\u00e9 vibrace v reakci na elektrick\u00fd sign\u00e1l.  Existuje \u0161irok\u00e1 \u0161k\u00e1la piezoelektrick\u00fdch element\u016f s r\u016fzn\u00fdmi vlastnostmi, jako je velikost, frekven\u010dn\u00ed odezva a v\u00fdkon.  Pro DIY projekty jsou vhodn\u00e9 mal\u00e9, ploch\u00e9 piezoelektrick\u00e9 disky, kter\u00e9 jsou snadno dostupn\u00e9 online i v n\u011bkter\u00fdch elektronick\u00fdch obchodech.  D\u00e1le budete pot\u0159ebovat z\u00e1kladn\u00ed elektronick\u00e9 sou\u010d\u00e1stky:  rezistor pro omezen\u00ed proudu, a zdroj nap\u011bt\u00ed (nap\u0159. Arduino s nap\u00e1jec\u00edm adapt\u00e9rem).  Pro pokro\u010dilej\u0161\u00ed projekty m\u016f\u017eete zv\u00e1\u017eit pou\u017eit\u00ed zesilova\u010de sign\u00e1lu pro vy\u0161\u0161\u00ed v\u00fdkon. Materi\u00e1l pro pouzdro z\u00e1vis\u00ed na va\u0161ich preferenc\u00edch a aplikaci &#8211;  m\u016f\u017eete pou\u017e\u00edt plast, d\u0159evo, nebo 3D ti\u0161t\u011bn\u00fd materi\u00e1l.<\/p>\n<h3>Sch\u00e9ma zapojen\u00ed a elektronika<\/h3>\n<p>Zapojen\u00ed je jednoduch\u00e9. Piezoelektrick\u00fd element je p\u0159ipojen k v\u00fdstupu Arduina p\u0159es rezistor.  Rezistor chr\u00e1n\u00ed piezo element p\u0159ed po\u0161kozen\u00edm p\u0159ebyte\u010dn\u00fdm proudem. Hodnota rezistoru z\u00e1vis\u00ed na specifick\u00e9m piezo prvku a nap\u00e1jec\u00edm nap\u011bt\u00ed.  Doporu\u010duje se za\u010d\u00edt s rezistorem o hodnot\u011b 1k\u03a9 a v p\u0159\u00edpad\u011b pot\u0159eby upravit hodnotu dle pot\u0159eby.  Arduino pak generuje sign\u00e1l, kter\u00fd \u0159\u00edd\u00ed vibraci piezo elementu.  M\u016f\u017eete pou\u017e\u00edt jednoduch\u00e9 PWM (Pulse Width Modulation) sign\u00e1ly pro regulaci intenzity vibrac\u00ed.  Pro slo\u017eit\u011bj\u0161\u00ed haptickou zp\u011btnou vazbu budete pot\u0159ebovat sofistikovan\u011bj\u0161\u00ed \u0159\u00edd\u00edc\u00ed software.<\/p>\n<table class=\"table table-striped table-bordered\">\n<thead>\n<tr>\n<th>Komponent<\/th>\n<th>Funkce<\/th>\n<th>Typ<\/th>\n<th>Pozn\u00e1mka<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Piezoelektrick\u00fd element<\/td>\n<td>Generuje vibrace<\/td>\n<td>Disk, 20 x 20 mm<\/td>\n<td>Zvolte element s dostate\u010dnou frekven\u010dn\u00ed odezvou<\/td>\n<\/tr>\n<tr>\n<td>Rezistor<\/td>\n<td>Ochrana piezo elementu<\/td>\n<td>1k\u03a9 &#8211; 10k\u03a9<\/td>\n<td>Hodnota z\u00e1vis\u00ed na piezo elementu a nap\u011bt\u00ed<\/td>\n<\/tr>\n<tr>\n<td>Arduino Uno<\/td>\n<td>\u0158\u00edd\u00edc\u00ed jednotka<\/td>\n<td>&#8211;<\/td>\n<td>M\u016f\u017ee b\u00fdt nahrazeno jin\u00fdm mikrokontrol\u00e9rem<\/td>\n<\/tr>\n<tr>\n<td>Nap\u00e1jec\u00ed adapt\u00e9r<\/td>\n<td>Nap\u00e1jen\u00ed syst\u00e9mu<\/td>\n<td>5V DC<\/td>\n<td>Zajist\u011bte dostate\u010dn\u00fd proud<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Konstrukce a sestaven\u00ed<\/h3>\n<p>Po v\u00fdb\u011bru komponent a navrhnut\u00ed zapojen\u00ed je \u010das na konstrukci.  Piezo element se um\u00edst\u00ed do pouzdra a p\u0159ipoj\u00ed se k elektronice.  Pouzdro by m\u011blo b\u00fdt pevn\u00e9 a z\u00e1rove\u0148 umo\u017e\u0148ovat efektivn\u00ed p\u0159enos vibrac\u00ed.  D\u016fle\u017eit\u00e9 je, aby piezo element byl pevn\u011b uchycen a nevibroval voln\u011b, aby se minimalizovaly ztr\u00e1ty energie.  Pro komplexn\u011bj\u0161\u00ed haptick\u00e9 syst\u00e9my m\u016f\u017eete zv\u00e1\u017eit pou\u017eit\u00ed v\u00edce piezo prvk\u016f pro vytvo\u0159en\u00ed slo\u017eit\u011bj\u0161\u00edch vibra\u010dn\u00edch vzorc\u016f.  Pro experimenty s r\u016fzn\u00fdmi frekvencemi a intenzitami vibrac\u00ed doporu\u010dujeme pou\u017e\u00edt osciloskop pro sledov\u00e1n\u00ed v\u00fdstupn\u00edho sign\u00e1lu.<\/p>\n<h3>Kalibrace a testov\u00e1n\u00ed<\/h3>\n<p>Po dokon\u010den\u00ed konstrukce je nutn\u00e9 prov\u00e9st kalibraci a testov\u00e1n\u00ed.  Toto zahrnuje nastaven\u00ed spr\u00e1vn\u00e9 frekvence a amplitudy vibrac\u00ed pro dosa\u017een\u00ed po\u017eadovan\u00e9ho efektu.  M\u016f\u017eete experimentovat s r\u016fzn\u00fdmi parametry sign\u00e1lu, dokud nedos\u00e1hnete optim\u00e1ln\u00edch v\u00fdsledk\u016f.  Testov\u00e1n\u00ed by m\u011blo zahrnovat ov\u011b\u0159en\u00ed funk\u010dnosti za\u0159\u00edzen\u00ed a jeho odolnosti proti po\u0161kozen\u00ed.  Zvl\u00e1\u0161tn\u00ed pozornost je nutn\u00e1 k ov\u011b\u0159en\u00ed, zda amplituda vibrac\u00ed nen\u00ed p\u0159\u00edli\u0161 vysok\u00e1, aby nedo\u0161lo k po\u0161kozen\u00ed piezo elementu nebo okoln\u00edch komponent\u016f.<\/p>\n<p>Z\u00e1v\u011brem, vytvo\u0159en\u00ed vlastn\u00edho taktiln\u00edho p\u0159evodn\u00edku je dostupn\u00fd projekt, kter\u00fd umo\u017e\u0148uje experimentovat s haptickou zp\u011btnou vazbou.  S trochou trp\u011blivosti a znalost\u00ed elektroniky si m\u016f\u017eete postavit funk\u010dn\u00ed za\u0159\u00edzen\u00ed, kter\u00e9 m\u016f\u017ee naj\u00edt uplatn\u011bn\u00ed v \u0161irok\u00e9 \u0161k\u00e1le aplikac\u00ed.  Nebojte se experimentovat s r\u016fzn\u00fdmi materi\u00e1ly a konfiguracemi, abyste dos\u00e1hli optim\u00e1ln\u00edch v\u00fdsledk\u016f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DIY taktiln\u00ed p\u0159evodn\u00edk: pr\u016fvodce pro kutily Vytvo\u0159en\u00ed vlastn\u00edho taktiln\u00edho p\u0159evodn\u00edku nemus\u00ed b\u00fdt tak slo\u017eit\u00e9, jak by se mohlo zd\u00e1t. Tento \u010dl\u00e1nek v\u00e1m poskytne detailn\u00ed n\u00e1vod, jak si takov\u00fd p\u0159evodn\u00edk postavit doma s dostupn\u00fdmi materi\u00e1ly a komponenty. Nau\u010d\u00edte se z\u00e1kladn\u00ed principy a postupy, abyste si mohli vytvo\u0159it vlastn\u00ed za\u0159\u00edzen\u00ed pro r\u016fzn\u00e9 aplikace, od hern\u00edch ovlada\u010d\u016f po<\/p>\n","protected":false},"author":1,"featured_media":26943,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6415],"tags":[],"class_list":["post-61861","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","prodpage-classic"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61861","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/comments?post=61861"}],"version-history":[{"count":0,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/posts\/61861\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media\/26943"}],"wp:attachment":[{"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/media?parent=61861"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/categories?post=61861"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bjultrasonic.com\/cs\/wp-json\/wp\/v2\/tags?post=61861"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}