{"id":9588,"date":"2024-09-23T07:35:09","date_gmt":"2024-09-23T07:35:09","guid":{"rendered":"https:\/\/www.dgcrane.com\/?post_type=posts&#038;p=9588"},"modified":"2024-09-29T07:47:18","modified_gmt":"2024-09-29T07:47:18","slug":"heat-treatment-of-crane-wheels","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/cs\/posts\/heat-treatment-of-crane-wheels\/","title":{"rendered":"Efektivn\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed je\u0159\u00e1bov\u00fdch kol: Zlep\u0161en\u00ed odolnosti a v\u00fdkonu"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#materials-and-technical-specifications-for-wheels\">Materi\u00e1ly a technick\u00e9 specifikace pro kola<\/a><\/li><li><a href=\"#heat-treatment-process\">Proces tepeln\u00e9ho zpracov\u00e1n\u00ed<\/a><\/li><li><a href=\"#hardness-testing-of-crane-wheels-after-heat-treatment\">Testov\u00e1n\u00ed tvrdosti je\u0159\u00e1bov\u00fdch kol po tepeln\u00e9m zpracov\u00e1n\u00ed<\/a><\/li><li><a href=\"#mechanical-properties-of-wheels-after-heat-treatment\">Mechanick\u00e9 vlastnosti kol po tepeln\u00e9m zpracov\u00e1n\u00ed<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1019\" height=\"679\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Heat-treatment-technology-of-crane-wheels1.jpg\" alt=\"\" class=\"wp-image-9598\"><\/figure>\n\n\n\n<p>P\u0159i v\u00fdrob\u011b kol mnoho profesion\u00e1ln\u00edch v\u00fdrobc\u016f bez je\u0159\u00e1b\u016f a u\u017eivatel\u016f je\u0159\u00e1b\u016f neprov\u00e1d\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed <a href=\"https:\/\/www.dgcrane.com\/cs\/crane-wheel-block-assembly\/\">je\u0159\u00e1bov\u00e1 kola<\/a> nebo maj\u00ed nep\u0159im\u011b\u0159en\u00e9 technick\u00e9 specifikace. V d\u016fsledku toho jsou kola n\u00e1chyln\u00e1 k opot\u0159eben\u00ed nebo p\u0159ed\u010dasn\u00e9mu odlupov\u00e1n\u00ed tvrdnouc\u00ed vrstvy, co\u017e vede k velmi kr\u00e1tk\u00e9 \u017eivotnosti.<\/p>\n\n\n\n<p>Tento probl\u00e9m je zvl\u00e1\u0161t\u011b v\u00fdznamn\u00fd v \u010dasto pou\u017e\u00edvan\u00fdch m\u00edstech, jako jsou hutn\u00ed z\u00e1vody, doky, n\u00e1mo\u0159n\u00ed p\u0159\u00edstavy a \u017eeleznice, kde je \u017eivotnost kol pouze jeden nebo dva roky, co\u017e m\u00e1 za n\u00e1sledek zna\u010dn\u00e9 n\u00e1klady na pracovn\u00ed s\u00edlu a materi\u00e1l na \u00fadr\u017ebu.<\/p>\n\n\n\n<p>Na\u0161e zku\u0161enosti ukazuj\u00ed, \u017ee stanoven\u00edm rozumn\u00fdch technick\u00fdch specifikac\u00ed pro kola a p\u0159ijet\u00edm komplexn\u00edch proces\u016f tepeln\u00e9ho zpracov\u00e1n\u00ed m\u016f\u017eeme v\u00fdrazn\u011b prodlou\u017eit \u017eivotnost kol. N\u00ed\u017ee jsou uvedeny n\u011bkter\u00e9 zku\u0161enosti sd\u00edlen\u00e9 na\u0161\u00ed tov\u00e1rnou p\u0159i tepeln\u00e9m zpracov\u00e1n\u00ed je\u0159\u00e1bov\u00fdch kol.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"materials-and-technical-specifications-for-wheels\">Materi\u00e1ly a technick\u00e9 specifikace pro kola<\/h2>\n\n\n\n<p>Je\u0159\u00e1bov\u00e1 kola na\u0161\u00ed tov\u00e1rny pou\u017e\u00edvaj\u00ed dva typy materi\u00e1l\u016f: ZG55 a ZG50SiMn. Pr\u016fm\u011brn\u00e9 chemick\u00e9 slo\u017een\u00ed ZG50SiMn je C0,5%, Si0,6% a Mn1,0%. Pro kola ZG55 je specifikovan\u00e1 tvrdost b\u011bhounu HB300\u2013350 s hloubkou kalic\u00ed vrstvy, kde by tvrdost ve 20 mm od povrchu b\u011bhounu m\u011bla b\u00fdt \u2265HB260. Pro kola ZG50SiMn je specifikovan\u00e1 tvrdost b\u011bhounu HB350\u2013400 s tvrdost\u00ed \u2265HB280 ve vzd\u00e1lenosti 20 mm od povrchu b\u011bhounu. Pro kola existuj\u00ed dva procesy tepeln\u00e9ho zpracov\u00e1n\u00ed: jedn\u00edm je metoda celkov\u00e9ho kalen\u00ed up\u00ednac\u00ed desky a druh\u00fdm je metoda st\u0159edn\u011bfrekven\u010dn\u00edho povrchov\u00e9ho kalen\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"heat-treatment-process\">Proces tepeln\u00e9ho zpracov\u00e1n\u00ed<\/h2>\n\n\n\n<p><strong>Vliv tepeln\u00e9ho zpracov\u00e1n\u00ed na zpracov\u00e1n\u00ed kol<\/strong><\/p>\n\n\n\n<p>R\u016fzn\u00e9 metody tepeln\u00e9ho zpracov\u00e1n\u00ed ovliv\u0148uj\u00ed proces zpracov\u00e1n\u00ed kola. P\u0159i pou\u017eit\u00ed st\u0159edofrekven\u010dn\u00edho induk\u010dn\u00edho oh\u0159evu je postup zpracov\u00e1n\u00ed n\u00e1sleduj\u00edc\u00ed: Hrub\u00fd polotovar \u2192 Normalizace + Temperov\u00e1n\u00ed \u2192 Dokon\u010den\u00ed soustru\u017een\u00ed povrchu b\u011bhounu a bo\u010dn\u00edch ploch, hrub\u00e9 soustru\u017een\u00ed vnit\u0159n\u00edho otvoru (ponech\u00e1n\u00ed 2,5 mm p\u0159\u00eddavku na ka\u017ed\u00e9 stran\u011b) \u2192 St\u0159edofrekven\u010dn\u00ed oh\u0159ev s kalen\u00edm vodou + St\u0159edoteplotn\u00ed temperov\u00e1n\u00ed \u2192 Dokon\u010dete soustru\u017een\u00ed vnit\u0159n\u00edho otvoru \u2192 Opracov\u00e1n\u00ed kl\u00ednov\u00e9 dr\u00e1\u017eky \u2192 Mont\u00e1\u017e.<\/p>\n\n\n\n<p>P\u0159i pou\u017eit\u00ed metody celkov\u00e9ho kalen\u00ed up\u00ednac\u00ed desky se proces zm\u011bn\u00ed na Hrub\u00fd polotovar \u2192 Normalizace + Temperov\u00e1n\u00ed \u2192 Hrub\u00e9 soustru\u017een\u00ed (ponech\u00e1n\u00ed 2,5 mm p\u0159\u00eddavku na ka\u017ed\u00e9 opracov\u00e1van\u00e9 plo\u0161e) \u2192 Vyh\u0159\u00edv\u00e1n\u00ed pece s celkov\u00fdm kalen\u00edm up\u00ednac\u00ed desky + Popou\u0161t\u011bn\u00ed na st\u0159edn\u00ed teplotu \u2192 Dokon\u010dovac\u00ed soustru\u017een\u00ed \u2192 Kl\u00ednov\u00e1 dr\u00e1\u017eka obr\u00e1b\u011bn\u00ed \u2192 Mont\u00e1\u017e.<\/p>\n\n\n\n<p>Pro velkos\u00e9riovou v\u00fdrobu kol st\u0159edofrekven\u010dn\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed nejen \u0161et\u0159\u00ed energii a \u010das zpracov\u00e1n\u00ed, ale tak\u00e9 dosahuje vy\u0161\u0161\u00ed tvrdosti b\u011bhounu. Proto by m\u011blo b\u00fdt ve specializovan\u00fdch v\u00fdrobn\u00edch z\u00e1vodech podporov\u00e1no st\u0159edofrekven\u010dn\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed. Na druhou stranu, celkov\u00fd proces kalen\u00ed up\u00ednac\u00ed desky, kter\u00fd nevy\u017eaduje specializovan\u00e9 vybaven\u00ed, je vhodn\u00fd pro malos\u00e9riovou v\u00fdrobu nebo d\u00edly na zak\u00e1zku u\u017eivatele. Tvrdost b\u011bhounu v\u0161ak lze ovl\u00e1dat pouze v r\u00e1mci HB300\u2013350 a dosa\u017een\u00ed vy\u0161\u0161\u00ed tvrdosti je obt\u00ed\u017en\u00e9, co\u017e sni\u017euje \u00fa\u010dinnost.<\/p>\n\n\n\n<p>Vzhledem k tomu, \u017ee nespecializovan\u00e9 tov\u00e1rny maj\u00ed men\u0161\u00ed objemy v\u00fdroby a nepot\u0159ebuj\u00ed kompletn\u00ed sadu st\u0159edofrekven\u010dn\u00edch induk\u010dn\u00edch oh\u0159\u00edvac\u00edch za\u0159\u00edzen\u00ed, je zde uveden pouze celkov\u00fd proces kalen\u00ed up\u00ednac\u00ed desky.<\/p>\n\n\n\n<p><strong>Celkov\u00fd proces kalen\u00ed up\u00ednac\u00ed desky pro kola<\/strong><\/p>\n\n\n\n<p>Celkov\u00fd proces kalen\u00ed up\u00ednac\u00ed desky pro kola je n\u00e1sleduj\u00edc\u00ed: Um\u00edst\u011bte kolo do sk\u0159\u00ed\u0148ov\u00e9 elektrick\u00e9 pece a zah\u0159ejte jej na 850\u2013870 \u00b0C, p\u0159i\u010dem\u017e tuto teplotu udr\u017eujte po dobu 2\u20134 hodin. Po vyjmut\u00ed kola z pece jej um\u00edst\u011bte do p\u0159\u00edpravku a pot\u00e9 jej pono\u0159te do vodn\u00ed n\u00e1dr\u017ee k uha\u0161en\u00ed. Nakonec kolo zah\u0159ejte v temperovac\u00ed peci pitov\u00e9ho typu na 470\u2013490 \u00b0C, tuto teplotu udr\u017eujte po dobu 4\u20136 hodin, a pot\u00e9 jej nechte vychladnout na vzduchu. Kolo by m\u011blo z\u016fstat ve vod\u011b p\u0159ibli\u017en\u011b 1 minutu na pr\u016fm\u011br 100 mm.<\/p>\n\n\n\n<p>P\u0159i demont\u00e1\u017ei up\u00ednac\u00ed desky bude j\u00e1dro kola obvykle st\u00e1le tmav\u011b \u010derven\u00e9. \u00da\u010delem pou\u017eit\u00ed p\u0159\u00edpravku je zabr\u00e1nit ztvrdnut\u00ed stojiny a otvoru osy. Pr\u016fm\u011br up\u00ednac\u00ed desky se rovn\u00e1 jmenovit\u00e9mu pr\u016fm\u011bru kola m\u00ednus 30 mm a jej\u00ed tlou\u0161\u0165ka je 25 mm. Po ur\u010dit\u00e9 dob\u011b pou\u017e\u00edv\u00e1n\u00ed by se m\u011bl povrch up\u00ednac\u00ed desky v kontaktu s kolem oto\u010dit, aby byl zachov\u00e1n hladk\u00fd povrch.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"hardness-testing-of-crane-wheels-after-heat-treatment\">Testov\u00e1n\u00ed tvrdosti je\u0159\u00e1bov\u00fdch kol po tepeln\u00e9m zpracov\u00e1n\u00ed<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2388\" height=\"1592\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1.jpeg\" alt=\"\" class=\"wp-image-9610\" srcset=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1.jpeg 2388w, https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1-1536x1024.jpeg 1536w, https:\/\/www.dgcrane.com\/wp-content\/uploads\/2024\/09\/Hardness-Testing-of-Crane-Wheels-After-Heat-Treatment-1-2048x1365.jpeg 2048w\" sizes=\"(max-width: 2388px) 100vw, 2388px\" \/><\/figure>\n\n\n\n<p><strong>Testov\u00e1n\u00ed tvrdosti b\u011bhoun\u016f je\u0159\u00e1bov\u00fdch kol<\/strong><\/p>\n\n\n\n<p>P\u0159enosn\u00e9 tvrdom\u011bry se b\u011b\u017en\u011b pou\u017e\u00edvaj\u00ed pro testov\u00e1n\u00ed tvrdosti b\u011bhoun\u016f je\u0159\u00e1bov\u00fdch kol. Chcete-li otestovat tvrdost b\u011bhounu, zm\u011b\u0159te ve t\u0159ech rovnom\u011brn\u011b rozm\u00edst\u011bn\u00fdch bodech po obvodu b\u011bhounu kola. Pokud dva ze t\u0159\u00ed bod\u016f spl\u0148uj\u00ed po\u017eadavky na tvrdost, je tvrdost b\u011bhounu pova\u017eov\u00e1na za p\u0159ijatelnou.<\/p>\n\n\n\n<p><strong>Hloubka testov\u00e1n\u00ed vrstvy kalen\u00edm<\/strong><\/p>\n\n\n\n<p>Hloubka vrstvy kalen\u00ed na je\u0159\u00e1bov\u00fdch kolech se pou\u017e\u00edv\u00e1 hlavn\u011b k ov\u011b\u0159en\u00ed procesu tepeln\u00e9ho zpracov\u00e1n\u00ed a je destruktivn\u00ed zkou\u0161kou. Hotov\u00e9 kolo lze roz\u0159\u00edznout tenkou fr\u00e9zou typu pl\u00e1tk\u016f. \u0158ezn\u00fd kotou\u010d by m\u011bl b\u00fdt bezpe\u010dn\u011b podep\u0159en a m\u011b\u0159en\u00ed tvrdosti by m\u011blo b\u00fdt provedeno ve vzd\u00e1lenosti 20 mm od povrchu pomoc\u00ed tvrdom\u011bru. B\u011bhem fr\u00e9zov\u00e1n\u00ed je d\u016fle\u017eit\u00e9 \u0159\u00eddit \u0159eznou rychlost a chlazen\u00ed, aby nedo\u0161lo k p\u0159eh\u0159\u00e1t\u00ed \u0159ezan\u00e9 plochy.<\/p>\n\n\n\n<p><strong>Normy pro testov\u00e1n\u00ed hloubky tvrdosti a kalen\u00edm vrstvy<\/strong><\/p>\n\n\n\n<p>Zkou\u0161ky hloubky tvrdosti a kalen\u00ed a kalen\u00ed u je\u0159\u00e1bov\u00fdch kol by m\u011bly b\u00fdt prov\u00e1d\u011bny podle n\u00e1rodn\u00ed normy JB\/T 6392-2008 \u201eJe\u0159\u00e1bov\u00e1 kola\u201c, jak je podrobn\u011b uvedeno v n\u00e1sleduj\u00edc\u00ed tabulce:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td>Pr\u016fm\u011br b\u011bhounu kola (mm)<\/td><td>B\u011bhoun a tvrdost vnit\u0159n\u00ed strany r\u00e1fku HBW<\/td><td>Hloubka vytvrzen\u00e9 vrstvy p\u0159i 260 HBW (mm)<\/td><\/tr><tr><td>100~200<\/td><td rowspan=\"3\">300~380<\/td><td>\u22655<\/td><\/tr><tr><td>\uff1e200~400<\/td><td>\u226515<\/td><\/tr><tr><td>\uff1e400<\/td><td>\u226520<\/td><\/tr><tr><td colspan=\"3\">Pozn\u00e1mka: V z\u00e1vislosti na konkr\u00e9tn\u00edch provozn\u00edch podm\u00ednk\u00e1ch je\u0159\u00e1bu mohou b\u00fdt vybr\u00e1na kola s vy\u0161\u0161\u00ed nebo ni\u017e\u0161\u00ed tvrdost\u00ed.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"mechanical-properties-of-wheels-after-heat-treatment\">Mechanick\u00e9 vlastnosti kol po tepeln\u00e9m zpracov\u00e1n\u00ed<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Zv\u00fd\u0161en\u00e1 s\u00edla<\/strong><br>Tepeln\u011b zpracovan\u00e1 kola maj\u00ed vy\u0161\u0161\u00ed tvrdost a hou\u017eevnatost, co\u017e jim umo\u017e\u0148uje odol\u00e1vat v\u011bt\u0161\u00edmu zat\u00ed\u017een\u00ed a nam\u00e1h\u00e1n\u00ed v ohybu. Krom\u011b toho m\u016f\u017ee tepeln\u00e9 zpracov\u00e1n\u00ed vytvo\u0159it na povrchu kola tvrdou vrstvu, kter\u00e1 poskytuje ochrann\u00e9 v\u00fdhody.<\/li>\n\n\n\n<li><strong>Vylep\u0161en\u00e1 odolnost proti opot\u0159eben\u00ed<\/strong><br>Tepeln\u00e9 zpracov\u00e1n\u00ed zvy\u0161uje tvrdost povrchu kola, \u010d\u00edm\u017e zvy\u0161uje jeho odolnost proti opot\u0159eben\u00ed a sni\u017euje rychlost opot\u0159eben\u00ed. Tepeln\u011b zpracovan\u00e1 kola vy\u017eaduj\u00ed m\u00e9n\u011b \u010dastou \u00fadr\u017ebu b\u011bhem pou\u017e\u00edv\u00e1n\u00ed, co\u017e pom\u00e1h\u00e1 \u0161et\u0159it n\u00e1klady.<\/li>\n\n\n\n<li><strong>Zv\u00fd\u0161en\u00e1 odolnost proti \u00fanav\u011b<\/strong><br>Opakovan\u00e9 zat\u00ed\u017een\u00ed m\u016f\u017ee v\u00e9st k \u00fanavov\u00fdm trhlin\u00e1m v kolech, co\u017e m\u00e1 vliv na jejich \u017eivotnost. Tepeln\u00e9 zpracov\u00e1n\u00ed zlep\u0161uje krystalickou strukturu a mikrostrukturu materi\u00e1lu, \u010d\u00edm\u017e se zvy\u0161uje odolnost kol proti \u00fanav\u011b a prodlu\u017euje se jejich \u017eivotnost.<\/li>\n<\/ul>\n\n\n\n<p>Stru\u010dn\u011b \u0159e\u010deno, tepeln\u00e9 zpracov\u00e1n\u00ed je kl\u00ed\u010dov\u00fdm procesem pro zlep\u0161en\u00ed pevnosti, odolnosti proti opot\u0159eben\u00ed a odolnosti proti \u00fanav\u011b kol. P\u0159i v\u00fdrob\u011b je\u0159\u00e1bov\u00fdch kol hraje tepeln\u00e9 zpracov\u00e1n\u00ed z\u00e1sadn\u00ed roli p\u0159i zvy\u0161ov\u00e1n\u00ed v\u00fdkonu kol a zaji\u0161t\u011bn\u00ed bezpe\u010dn\u00e9ho provozu je\u0159\u00e1b\u016f.<\/p>\n\n\n\n<p>Jsme schopni zajistit r\u016fzn\u00e9 typy tepeln\u011b zpracovan\u00fdch je\u0159\u00e1bov\u00fdch kol a nab\u00eddnout zak\u00e1zkov\u00e1 atypick\u00e1 proveden\u00ed dle va\u0161ich konkr\u00e9tn\u00edch po\u017eadavk\u016f. Pokud m\u00e1te n\u011bjak\u00e9 pot\u0159eby, nev\u00e1hejte n\u00e1s kontaktovat!<\/p>","protected":false},"excerpt":{"rendered":"P\u0159i v\u00fdrob\u011b kol mnoho profesion\u00e1ln\u00edch v\u00fdrobc\u016f a u\u017eivatel\u016f je\u0159\u00e1b\u016f, kte\u0159\u00ed nejsou je\u0159\u00e1by, neprov\u00e1d\u00ed tepeln\u00e9 zpracov\u00e1n\u00ed je\u0159\u00e1bov\u00fdch kol nebo m\u00e1 nep\u0159im\u011b\u0159en\u00e9 technick\u00e9 specifikace. V d\u016fsledku toho jsou kola n\u00e1chyln\u00e1 k opot\u0159eben\u00ed nebo p\u0159ed\u010dasn\u00e9mu odlupov\u00e1n\u00ed tvrdnouc\u00ed vrstvy, co\u017e vede k velmi kr\u00e1tk\u00e9 \u017eivotnosti. Tento probl\u00e9m je zvl\u00e1\u0161t\u011b v\u00fdznamn\u00fd na \u010dasto pou\u017e\u00edvan\u00fdch m\u00edstech, jako je [\u2026]","protected":false},"featured_media":9598,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[351],"posts_tag":[40,711],"class_list":["post-9588","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane-wheels","posts_tag-heat-treatment"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9588"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":25,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9588\/revisions"}],"predecessor-version":[{"id":9950,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/9588\/revisions\/9950"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media\/9598"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=9588"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=9588"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=9588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}