{"id":6979,"date":"2021-08-25T07:08:48","date_gmt":"2021-08-25T07:08:48","guid":{"rendered":"https:\/\/www.hndfcrane.com\/posts\/choose-overhead-crane-wheel-replacement\/"},"modified":"2024-09-09T07:27:10","modified_gmt":"2024-09-09T07:27:10","slug":"choose-overhead-crane-wheel-replacement","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/uz\/posts\/choose-overhead-crane-wheel-replacement\/","title":{"rendered":"Ko&#39;prikli kran g&#39;ildiragini almashtirishni qanday tanlash mumkin"},"content":{"rendered":"<p><p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/crane-wheel-banner1.jpg\" alt=\" kengligi =\"876\" height=\"389\" class=\"alignnone size-full wp-image-12481\" \/>[notphone][symmen_model id=11 cat=news_Info][\/notphone][telefon][symmen_model id=12 cat=m-news_share][\/phone]<\/p>\n<p><span>ning turli tasniflari mavjud <a href=\"https:\/\/www.hndfcrane.com\/uz\/crane-wheels\/\">g&#39;ildiraklar<\/a> uchun <a href=\"https:\/\/www.hndfcrane.com\/uz\/overhead-cranes\/\">ko&#39;prikli kranlar<\/a>, foydalanish bo&#39;yicha, jantli yoki jantsiz, g&#39;ildirak protektoriga ko&#39;ra va trekning yuqori qismiga tegishi bo&#39;yicha tasniflanishi mumkin.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement1.jpg\" alt=\" kengligi =\"880\" height=\"660\" class=\"alignnone wp-image-12484\" \/><\/p>\n<p><span>Kran g&#39;ildiraklarini almashtirishda qoidalarga muvofiq tanlanishi kerak, keyin uni qanday tanlash kerak? G&#39;ildirak tanlovini almashtirishda ma&#39;lumotnoma berish uchun bir nechta maslahatlar mavjud.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement3.jpg\" alt=\" kengligi =\"880\" height=\"660\" class=\"alignnone wp-image-12485\" \/><\/p>\n<p><span>1.Yo&#39;l qanchalik uzun bo&#39;lsa, to&#39;g&#39;rilik qanchalik yomon bo&#39;lsa, &quot;kiyish izi&quot; ni ishlab chiqarish ehtimoli ko&#39;proq. Shuning uchun g&#39;ildirak protektorining kengligi yo&#39;lning kengligidan kengroq bo&#39;lishi kerak.<\/span><\/p>\n<ul>\n\t<li>Konusli avtomobil g&#39;ildiragining kengligi trekning yuqori yuzasidan 30-40 mm kengroq bo&#39;lishi kerak.<\/li>\n\t<li>Silindrsimon avtomobil g&#39;ildiragining kengligi trekning yuqori yuzasidan 25-35 mm kengroq bo&#39;lishi kerak.<\/li>\n\t<li>Silindrsimon trolleybus g&#39;ildiragining kengligi trekning yuqori yuzasidan 15-20 mm kengroq bo&#39;lishi kerak.<\/li>\n\t<li>Bir tomondan g&#39;ildirak bo&#39;shlig&#39;i 5-10 mm.<\/li>\n<\/ul>\n<p><span>2.Kranning relsdan chiqib ketishiga yo&#39;l qo&#39;ymaslik uchun g&#39;ildirak jantining balandligi quyidagicha bo&#39;lishi kerak: 25-30 mm, ikki tomonlama g&#39;ildiraklar uchun; Bir g&#39;ildirakli g&#39;ildiraklar uchun 20-25 mm.<\/span><\/p>\n<p>3.<span>Katta oraliqli kran faol g&#39;ildiraklarining markazlashtirilgan qo&#39;zg&#39;aysanlari odatda silindrsimon g&#39;ildiraklar yordamida silindrsimon g&#39;ildiraklardan foydalanadigan passiv g&#39;ildiraklar, kranning egilishiga yo&#39;l qo&#39;ymaslik uchun ishlayotganda kranning burilish miqdorini avtomatik ravishda tuzatishi mumkin.<\/span><\/p>\n<p><span>4. G&#39;ildirak jantining eskirishini kamaytirish va g&#39;ildirakning xizmat qilish muddatini uzaytirish uchun, romsiz g&#39;ildirakni gorizontal g&#39;ildirak bilan boshqariladigan ish o&#39;rniga gorizontal yo&#39;naltiruvchi g&#39;ildirak bilan ishlatish mumkin, bu g&#39;ildirak halqasi va yo&#39;lning yon tomoni o&#39;rtasidagi toymasin ishqalanishni o&#39;zgartirishi mumkin, gorizontal g&#39;ildirakning ishlash muddati va harakatlanuvchi g&#39;ildirak orasidagi dumalab ishqalanishga o&#39;zgarishi mumkin. g&#39;ildirak.<\/span><\/p>\n<p>5.Konik g&#39;ildiraklar odatda ikkita faol g&#39;ildirak va ikkita passiv g&#39;ildirak bilan ishlaydigan mexanizmda qo&#39;llaniladi.<\/p>\n<p>6.<span>G&#39;ildirak diametrining o&#39;lchami g&#39;ildirak bosimi yukining o&#39;lchamiga (yo&#39;lda g&#39;ildirak bosimi) bog&#39;liq va g&#39;ildirak bosimi yuki yo&#39;l poydevorining yuk ko&#39;tarish qobiliyati bilan chegaralanadi. Kran shpallar tomonidan qo&#39;llab-quvvatlanadigan yo&#39;lda ishlayotganida, odatda ruxsat etilgan g&#39;ildirak bosimi yuki 100-120kN; to&#39;g&#39;ridan-to&#39;g&#39;ri beton poydevor yoki temir konstruktsiya tomonidan qo&#39;llab-quvvatlanadigan yo&#39;lda yugurishda ruxsat etilgan g&#39;ildirak bosimi yuki 600 kN ga yetishi mumkin.<\/span><\/p>\n<p>Yuk ko&#39;tarish quvvati biroz kattaroq bo&#39;lsa, g&#39;ildirak diametrini oshirish orqali g&#39;ildirak bosimi yukini kamaytirish mumkin.<\/p>\n<p>Yuk ko&#39;tarish quvvati kattaroq bo&#39;lsa, g&#39;ildirak bosimi yuki odatda g&#39;ildirak diametrini oshirish orqali kamayadi. Har bir g&#39;ildirakning g&#39;ildirak bosimi yukini teng taqsimlash uchun tekis (muvozanat) nur turini qo&#39;llab-quvvatlash moslamasini oling.<\/p>\n<p>Ayniqsa, ko&#39;p sonli g&#39;ildirakli katta kranlar uchun g&#39;ildiraklarning joylashish uzunligini qisqartirish uchun ikki yo&#39;lli relsdan foydalanish mumkin.<\/p>\n<p>7.T<span>ikkita faol g&#39;ildirakning g&#39;ildirak bosimi yuki ikkita passiv g&#39;ildirakning g&#39;ildirak bosimi yukidan biroz kattaroq bo&#39;lishi uchun rulonli ishlaydigan mexanizm.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement4.jpg\" alt=\" kengligi =\"880\" height=\"652\" class=\"alignnone wp-image-12486\" \/><\/p>\n<p><span>Shu bilan birga, kran g&#39;ildiraklarini almashtirishda quyidagi taqiqlarga e&#39;tibor berish kerak:<\/span><\/p>\n<ol>\n\t<li>Katta uchining konusning g&#39;ildiragi diametri yo&#39;lning tashqi tomoniga joylashtirilishi mumkin emas.<\/li>\n\t<li>G&#39;ildirak protektorining konusi yo&#39;lning yuqori qismining radiusi bilan bog&#39;liq va konusning g&#39;ildiragi egriliksiz yo&#39;l ustki qismi bilan ishlatilmaydi.<\/li>\n\t<li>G&#39;ildirakda siqilish va deformatsiya bo&#39;lmasligi kerak.<\/li>\n\t<li>G&#39;ildirak supurish yo&#39;li plitasi va yo&#39;lning yuqori yuzasi orasidagi bo&#39;shliq 10 mm dan oshmasligi kerak.<\/li>\n\t<li>G&#39;ildirakda ishlashdan foydalanishga ta&#39;sir qiluvchi nuqsonlar bo&#39;lmasligi va yoriqlar, yamoqli payvandlash bo&#39;lmasligi kerak.<\/li>\n\t<li>Ikki faol g&#39;ildirak diametrining nisbiy a\u015f\u0131nmas\u0131 diametrning 3\/1000 qismidan oshmasligi kerak.<\/li>\n\t<li>Yugurish mexanizmi ishga tushganda yoki tormozlanganda, faol g&#39;ildirak umuman sirpanmasligi kerak.<\/li>\n\t<li>G&#39;ildirak burchakli rulman qutisining mahkamlash murvatlari bo&#39;shashishga qarshi choralarga ega bo&#39;lishi kerak.<\/li>\n<\/ol><\/p>","protected":false},"excerpt":{"rendered":"Kran g&#39;ildiraklarini almashtirishda qoidalarga muvofiq tanlanishi kerak, keyin uni qanday tanlash kerak? G&#39;ildirak tanlovini almashtirishda ma&#39;lumotnoma berish uchun bir nechta maslahatlar mavjud. Shu bilan birga, ko&#39;prikli kran g&#39;ildiraklarini almashtirishda quyidagi tabularga e&#39;tibor berish kerak: Katta uchining konus g&#39;ildiragi diametri [...]","protected":false},"featured_media":5963,"parent":0,"menu_order":0,"template":"","posts_category":[197],"posts_tag":[49],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/6979"}],"collection":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":1,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/6979\/revisions"}],"predecessor-version":[{"id":9195,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/6979\/revisions\/9195"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/media\/5963"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/media?parent=6979"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/posts_category?post=6979"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/posts_tag?post=6979"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}