{"id":20101,"date":"2025-12-01T11:01:31","date_gmt":"2025-12-01T03:01:31","guid":{"rendered":"https:\/\/www.worldia-tools.com\/?p=20101"},"modified":"2025-12-30T12:02:02","modified_gmt":"2025-12-30T04:02:02","slug":"worldia-customized-pcbn-tooling-solution-for-boring-bimetal-engine-block","status":"publish","type":"post","link":"https:\/\/www.worldia-tools.com\/cs\/news-and-media\/application-news\/worldia-customized-pcbn-tooling-solution-for-boring-bimetal-engine-block\/","title":{"rendered":"\u0158e\u0161en\u00ed pro n\u00e1stroje PCBN Worldia na m\u00edru - pro vrt\u00e1n\u00ed bloku motoru Bimetal"},"content":{"rendered":"

\"\" \"\"<\/p>\n

Pozad\u00ed aplikace<\/strong><\/p>\n

Bimetalov\u00e9 motorov\u00e9 bloky (obvykle hlin\u00edkov\u00e9 slitiny) jsou \u0161iroce pou\u017e\u00edv\u00e1ny v modern\u00edch automobilov\u00fdch motorech k vyv\u00e1\u017een\u00ed sn\u00ed\u017een\u00ed hmotnosti a odolnosti v\u016f\u010di opot\u0159eben\u00ed. Av\u0161ak vrt\u00e1n\u00ed dvoukovov\u00fdch vrt\u016f v\u00e1lc\u016f motoru p\u0159edstavuje n\u00e1sleduj\u00edc\u00ed v\u00fdzvy p\u0159i obr\u00e1b\u011bn\u00ed:<\/p>\n

* Vrt\u00e1n\u00ed Hlin\u00edkov\u00e1 slitina na vchodu do vrtu je n\u00e1chyln\u00e1 k v\u00fdrob\u011b vestav\u011bn\u00e9 hrany, co\u017e vede k rozm\u011brov\u00fdm odchylk\u00e1m a nekonzistentn\u00ed kvalit\u011b obr\u00e1b\u011bn\u00ed;<\/p>\n

* Vrt\u00e1n\u00ed litiny vy\u017eaduje vysokou rozm\u011brovou p\u0159esnost, t\u011bsn\u00e9 tolerance tvaru a vynikaj\u00edc\u00ed povrchovou \u00fapravu;<\/p>\n

* Existuje popt\u00e1vka po dlouh\u00e9 \u017eivotnosti n\u00e1stroje a vysok\u00e9 \u00fa\u010dinnosti obr\u00e1b\u011bn\u00ed.<\/p>\n

Jako d\u016fv\u011bryhodn\u00fd partner nab\u00edz\u00ed Worldia p\u0159izp\u016fsoben\u00e1 \u0159e\u0161en\u00ed pro obr\u00e1b\u011bn\u00ed PCBN, kter\u00e1 \u0159e\u0161\u00ed probl\u00e9my a pot\u0159eby z\u00e1kazn\u00edk\u016f v oblasti obr\u00e1b\u011bn\u00ed. Tyto \u0159e\u0161en\u00ed pom\u00e1haj\u00ed zlep\u0161it produktivitu a sn\u00ed\u017eit n\u00e1klady na obr\u00e1b\u011bn\u00ed p\u0159i vrt\u00e1n\u00ed vrt\u016f dvoukovov\u00fdch motor\u016f.<\/p>\n

\"\" \"\" \"\"<\/p>\n

P\u0159\u00edpadov\u00e1 anal\u00fdza<\/strong><\/p>\n

Na z\u00e1klad\u011b po\u017eadavk\u016f z\u00e1kazn\u00edka na polo\u00fapravu a \u00fapravu a \u0159ezn\u00fdch podm\u00ednek \u0159e\u0161en\u00ed spole\u010dnosti Worldia vyu\u017e\u00edv\u00e1 speci\u00e1ln\u011b navr\u017een\u00e9 vlo\u017eky s mikrohranami, aby se sn\u00ed\u017eila tvorba zabudovan\u00fdch hran u vchodu do otvoru a zajistila p\u0159esnost obr\u00e1b\u011bn\u00ed a kvalitu povrchu.<\/p>\n

Vlo\u017eka pou\u017e\u00edvan\u00e1 v \u0159e\u0161en\u00ed Worldia je vyrobena z PNS0117 garde, t\u0159\u00eddy s vysok\u00fdm obsahem CBN, kter\u00e1 nab\u00edz\u00ed vynikaj\u00edc\u00ed odolnost v\u016f\u010di t\u0159\u00edsk\u00e1n\u00ed a vynikaj\u00edc\u00ed chemickou stabilitu, co\u017e pom\u00e1h\u00e1 dos\u00e1hnout del\u0161\u00ed \u017eivotnosti n\u00e1stroje.<\/p>\n

Ve srovn\u00e1n\u00ed s p\u016fvodn\u00edm \u0159e\u0161en\u00edm p\u0159izp\u016fsoben\u00e9 \u0159e\u0161en\u00ed n\u00e1\u0159ad\u00ed PCBN spole\u010dnosti Worldia v\u00fdrazn\u011b zlep\u0161ilo \u017eivotnost n\u00e1stroje jak v polo\u00faprav\u011b, tak v \u00faprav\u011b otvoru v\u00e1lce. To sn\u00ed\u017eilo v\u00fdm\u011bny n\u00e1stroj\u016f a dobu zastaven\u00ed, zlep\u0161ilo \u00fa\u010dinnost obr\u00e1b\u011bn\u00ed a sn\u00ed\u017eilo celkov\u00e9 n\u00e1klady na zpracov\u00e1n\u00ed pro z\u00e1kazn\u00edka.<\/p>","protected":false},"excerpt":{"rendered":"

Application Background Bimetal engine blocks (typically aluminum alloy block + cast iron liner) are widely used in modern automobile engines to balance weight reduction and wear resistance. However, boring bimetal engine cylinder bores presents the following machining challenges: * Boring Aluminum alloy at the bore entrance is prone to produce built-up edge, leading to dimensional […]<\/p>\n","protected":false},"author":5,"featured_media":20102,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[228],"tags":[],"class_list":["post-20101","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-application-news"],"_links":{"self":[{"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/posts\/20101","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/comments?post=20101"}],"version-history":[{"count":1,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/posts\/20101\/revisions"}],"predecessor-version":[{"id":20107,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/posts\/20101\/revisions\/20107"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/media\/20102"}],"wp:attachment":[{"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/media?parent=20101"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/categories?post=20101"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.worldia-tools.com\/cs\/wp-json\/wp\/v2\/tags?post=20101"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}