{"id":10107,"date":"2025-01-23T08:24:46","date_gmt":"2025-01-23T08:24:46","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=10107"},"modified":"2025-01-23T08:24:50","modified_gmt":"2025-01-23T08:24:50","slug":"overhead-crane-hoisting-mechanisms-failures-and-repair","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/uz\/posts\/overhead-crane-hoisting-mechanisms-failures-and-repair\/","title":{"rendered":"Ko&#39;prikli kranni ko&#39;tarish mexanizmlarining nosozliklari va ta&#39;mirlash: umumiy komponentlar muammolari va echimlar"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Mundarija<\/p><nav><ul><li><a href=\"#brake-failures-and-repair\">Tormoz ishlamay qolishi va ta&#39;mirlash<\/a><\/li><li><a href=\"#reducer-failures-and-repair\">Reduktorning nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#wire-rope-pulley-system-failures-and-repair\">Arqonli shkiv tizimidagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#forged-lifting-hook-failures-and-repair\">Soxta ko&#39;tarish ilgagining nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#laminated-lifting-hook-failures-and-repair\">Laminatsiyalangan ko&#39;taruvchi kancaning ishlamay qolishi va ta&#39;mirlash<\/a><\/li><li><a href=\"#wire-rope-failures-and-repair\">Tel arqonning nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#drum-failures-and-repair\">Barabanning nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#gear-failures-and-repair\">Vitesdagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#shaft-failures-and-repair\">Milyadagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#crane-wheel-failures-and-repair\">Kran g&#39;ildiragidagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#brake-parts-failures-and-repair\">Tormoz qismlarining nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#coupling-failures-and-repair\">Ulanishdagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#rolling-bearing-failures-and-repair\">Rolling podshipnikidagi nosozliklar va ta&#39;mirlash<\/a><\/li><li><a href=\"#sliding-bearing-failures-and-repair\">S\u00fcrg\u00fcl\u00fc podshipniklarning nosozliklari va ta&#39;mirlash<\/a><\/li><li><a href=\"#pdf-download\">PDF yuklab olish<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Ko&#39;prikli kranlar sanoat ishlab chiqarishida muhim ahamiyatga ega va ularning ko&#39;tarish mexanizmlarining ishonchliligi xavfsizlik va samaradorlikning kalitidir. Ko&#39;taruvchi kranni ko&#39;tarish mexanizmlarining nosozliklari va ta&#39;mirlash usullarini tushunish uskunaning ishlash muddatini uzaytirishga va samaradorlikni oshirishga yordam beradi. Ushbu maqolada yuk ko&#39;tarish mexanizmi komponentlarida tez-tez uchraydigan nosozliklar o&#39;rganiladi, ularning sabablari tahlil qilinadi va ta&#39;mirlashning amaliy echimlari keltirilgan.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1404\" height=\"936\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2025\/01\/Overhead-Crane-Hoisting-Mechanisms-Failures-and-Repair.png\" alt=\"\" class=\"wp-image-10766\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"brake-failures-and-repair\">Tormoz ishlamay qolishi va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"7\">Tormoz g&#39;ildiragini blokirovka qilmaslik (yuk tushishi)<\/td><td>Tutqichning mente\u015fesi tiqilib qolgan<\/td><td>Siqilish xatosini bartaraf qiling va soqol qo&#39;llang<\/td><\/tr><tr><td>Tormoz g&#39;ildiragi va ishqalanish shimidagi moy<\/td><td>Yog &#39;kirlarini tozalang<\/td><\/tr><tr><td>Magnit temir yadroning sayohat masofasining etishmasligi<\/td><td>Tormozni sozlang<\/td><\/tr><tr><td>Tormoz g&#39;ildiragi va ishqalanish plitasi og&#39;ir abraziv a\u015f\u0131nmaya ega<\/td><td>Ishqalanish panelini almashtiring<\/td><\/tr><tr><td>Asosiy kamon bo&#39;shashgan yoki shikastlangan<\/td><td>Asosiy kamon va yong&#39;oqni almashtiring<\/td><\/tr><tr><td>Yong&#39;oqni va tutqichni bo&#39;shating<\/td><td>Qulf gaykani mahkamlang<\/td><\/tr><tr><td>Shlangi qo&#39;zg&#39;atuvchi pervanel ishlamaydi<\/td><td>Quvvatlagichning elektr qismini tekshiring<\/td><\/tr><tr><td rowspan=\"9\">Tormoz bo&#39;shatolmaydi<\/td><td>Magnit sim yonib ketadi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Magnit o&#39;tkazgichga simni ajratish<\/td><td>Simni ulang<\/td><\/tr><tr><td>Tormoz g&#39;ildiragidagi poyafzal bloki<\/td><td>Kerosin bilan tozalang<\/td><\/tr><tr><td>Gemel qotib qoldi<\/td><td>Qulfni olib tashlang va uni moylang<\/td><\/tr><tr><td>Asosiy bahor kuchi juda katta yoki konfiguratsiya juda og&#39;ir<\/td><td>Asosiy kamonni sozlang<\/td><\/tr><tr><td>Bosish paneli egilgan, magnit temirni harakatga keltira olmaydi (gidravlik surish barining sinishi)<\/td><td>Mandrilni tekislang yoki mandrilni o&#39;zgartiring<\/td><\/tr><tr><td>Noto&#39;g&#39;ri yog&#39;ni qo&#39;llash<\/td><td>Ish holatiga qarab moyni almashtiring<\/td><\/tr><tr><td>Pervane qulflangan<\/td><td>Surish tayoqchasini sozlang va elektr qismini tekshiring<\/td><\/tr><tr><td>Nominal yukdan 85% past, magnit kuch etarli emas<\/td><td>Muammoni bartaraf qilish uchun kuchlanishni pasaytirish sababini bilib oling<\/td><\/tr><tr><td rowspan=\"4\">Tormoz haddan tashqari qizib ketgan, ishqalanish prokladkalari kuygan hidni chiqaradi va ular tezda eskiradi.<\/td><td>Poyafzal singanida tormoz g&#39;ildiragini to&#39;liq o&#39;chira olmaydi, shuning uchun ishqalanish paydo bo&#39;ladi<\/td><td>Bo&#39;shliqni sozlang<\/td><\/tr><tr><td>Poyafzaldan tormoz g&#39;ildiragigacha assimetrik masofa<\/td><td>Ikki tormoz uchun bo&#39;shliqni sozlang<\/td><\/tr><tr><td>Bahorning shikastlanishi yoki egilishini qo&#39;llab-quvvatlash<\/td><td>Bahorni almashtiring yoki ta&#39;mirlang<\/td><\/tr><tr><td>Tormoz g&#39;ildiragining qo&#39;pol yuzasi<\/td><td>Tormozning sirtini talablarga muvofiq aylantirish<\/td><\/tr><tr><td>Tormozni sozlangan holatdan chetga surish oson, sinish momenti barqaror emas<\/td><td>Mahkamlash gayka bo&#39;shashgan. <br>Vida ipining shikastlanishi.<\/td><td>Yong&#39;oqni mahkamlang. <br>Uni almashtiring.<\/td><\/tr><tr><td rowspan=\"3\">Magnitning haddan tashqari qizishi yoki g&#39;ayritabiiy shovqin<\/td><td>Asosiy prujina ortiqcha bosilgan<\/td><td>Tegishli darajada sozlang<\/td><\/tr><tr><td>Bosish paneli bloklangan<\/td><td>Blokni yo&#39;q qiling va soqol qiling<\/td><\/tr><tr><td>Temir yadro va mandrelning noto&#39;g&#39;ri pozitsiyasi<\/td><td>O&#39;rnatish yuzalarini tekislash<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.hndfcrane.com\/uz\/overhead-crane-brakes\/\">Yuqori kran tormozi<\/a> Muvaffaqiyatsizliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"reducer-failures-and-repair\">Reduktorning nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Vaqti-vaqti bilan tishli tebranish hodisasi, ayniqsa boshqariladigan vitesda sezilarli<\/td><td>Bo&#39;lim masofasi xatosi, tolerantlikdan tashqari tishli tomoni bo&#39;shligi<\/td><td>Ta&#39;mirlash, qayta o&#39;rnatish<\/td><\/tr><tr><td>Qattiq metall ishqalanish tovushi, reduktorning silkinishi, qobiq tinkerlari.<\/td><td>Tishli bo&#39;shliq juda kichik, tishli o&#39;qlari parallel emas, tishli o&#39;tkir qirralari bor<\/td><td>Sozlang, qayta o&#39;rnating<\/td><\/tr><tr><td>Tishli to&#39;rlar paytida notekis taqillatish ovozi eshitiladi va korpus tebranadi<\/td><td>Tish yuzasi tekis emas, tishlari nuqsonli, tishli aloqa yuzasi to&#39;liq siqilmagan, lekin bir burchakda tegib ketgan.<\/td><td>Vitesni almashtiring<\/td><\/tr><tr><td rowspan=\"4\">Qobiqni isitish, ayniqsa rulmanni o&#39;rnatish joyi<\/td><td>Rulmanning shikastlanishi<\/td><td>Rulmanni almashtiring<\/td><\/tr><tr><td>Rulman bo&#39;yni hidlanib qolgan<\/td><td>Rulmanni almashtiring<\/td><\/tr><tr><td>Tishli tishlarning a\u015f\u0131nmas\u0131<\/td><td>Vitesni almashtiring<\/td><\/tr><tr><td>Soqol yog&#39;ining etishmasligi<\/td><td>Soqol moyini almashtiring<\/td><\/tr><tr><td rowspan=\"4\">Bo&#39;linish yuzalarining yog &#39;oqishi<\/td><td>Muhrning buzilishi<\/td><td>S\u0131zd\u0131rmazl\u0131k qismlarini almashtiring<\/td><\/tr><tr><td>Qobiq deformatsiyasi<\/td><td>Bo&#39;linish yuzalarini tekshiring va jiddiy shikastlanganda ularni almashtiring<\/td><\/tr><tr><td>Bo&#39;linish sirtlari tekis emas<\/td><td>Bo&#39;linma yuzasi tekislangan<\/td><\/tr><tr><td>Ulanish murvati bo&#39;sh<\/td><td>Qaytish trubasini tozalang va yong&#39;oqlarni torting<\/td><\/tr><tr><td rowspan=\"3\">Reduktorni asosda silkitish<\/td><td>Ankraj murvati bo&#39;sh<\/td><td>Ankraj murvatini sozlang<\/td><\/tr><tr><td>Milning markaziy chiziqlari mos kelmaydi<\/td><td>Diagonal tekislashni sozlang<\/td><\/tr><tr><td>Baza qattiqligi etarli emas<\/td><td>Poydevorni mustahkamlang va qattiqlikni oshiring<\/td><\/tr><tr><td>Reduktorni isitish<\/td><td>Juda ko&#39;p yog&#39;<\/td><td>Yog &#39;darajasini sozlang<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran reduktorining nosozliklari va ta&#39;mirlashlari<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"wire-rope-pulley-system-failures-and-repair\">Arqonli shkiv tizimidagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"5\">Tel arqon tezda eskiradi yoki tez-tez shikastlanadi<\/td><td>Kasnak va barabanning diametri juda kichik<\/td><td>Tel arqonni yaxshi moslashuvchanligi bilan almashtiring va kasnak va barabanning diametrini oshiring<\/td><\/tr><tr><td>Tel arqonning o&#39;lchamlari barabanning yiviga mos kelmaydi; u juda kichik.<\/td><td>Tel arqonni ko&#39;tarish quvvati teng bo&#39;lgan, lekin diametri kichikroq bilan almashtiring yoki kasnak va barabanni almashtiring<\/td><\/tr><tr><td>Nopok va yog&#39;i yo&#39;q<\/td><td>Tozalash va moylash<\/td><\/tr><tr><td>Ko&#39;taruvchi to&#39;siqni noto&#39;g&#39;ri o&#39;rnatish, arqonning tez-tez ishqalanishiga olib keladi<\/td><td>Sozlang<\/td><\/tr><tr><td>Kasnak yivi va g&#39;ildirak qirrasi silliq emas va nuqsonlari bor<\/td><td>Buzuq joylarni qo&#39;lda maydalang<\/td><\/tr><tr><td>Ba&#39;zi kasnaklar aylana olmaydi<\/td><td>Rulmanda yog &#39;, axloqsizlik va korroziya yo&#39;q<\/td><td>Yog&#39;lang, tozalang<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran simli arqonli kasnak tizimining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"forged-lifting-hook-failures-and-repair\">Soxta ko&#39;tarish ilgagining nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Kanca yuzasida charchoq yoriqlari<\/td><td>Haddan tashqari yuk, uzoq muddat foydalanish yoki moddiy nuqsonlar<\/td><td>Agar yoriqlar topilsa, uni almashtiring<\/td><\/tr><tr><td>Ochilish va xavfli qismlarning a\u015f\u0131nmas\u0131<\/td><td>Qattiqlikni kamaytiring, aks holda kancaning sinishi va baxtsiz hodisaga olib kelishi oson<\/td><td>Xavfli qism 5% dan ortiq ishqalanish paytida ilgakni almashtiring<\/td><\/tr><tr><td>Ochiq joylarda va egilish nuqtalarida doimiy deformatsiya paydo bo&#39;ladi<\/td><td>Uzoq vaqt davomida ortiqcha yuk va charchoq tufayli yuzaga keladi<\/td><td>Darhol almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kranning zarb qilingan ko&#39;tarish kancasining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"laminated-lifting-hook-failures-and-repair\">Laminatsiyalangan ko&#39;taruvchi kancaning ishlamay qolishi va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Kancaning buzilishi<\/td><td>Uzoq vaqt davomida haddan tashqari yuk va kancaning uzilishiga olib kelishi oson<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Sirtda charchoq yorilishi mavjud<\/td><td>Ortiqcha vaqt, ortiqcha yuk va kancaning shikastlanishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Pim milining ishqalanishi nominal diametrning 3%-5% dan ortiq.<\/td><td>Kanca tushib ketdi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Ko&#39;zda yorilish yoki burma bor<\/td><td>Ko&#39;zning sinishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Ko&#39;z shilliq qavatining ishqalanishi asl qalinligining 5% ga etadi<\/td><td>Yomon majburiy holat<\/td><td>O&#39;zgartiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kranli laminatlangan ko&#39;tarish kancasining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"wire-rope-failures-and-repair\">Tel arqonning nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Buzilish, tugun, ishqalanish<\/td><td>Arqonning sinishi sababi<\/td><td>Tel arqon uzilib, tugunlanganda foydalanishni to&#39;xtating, ip uzilganda standartga muvofiq almashtiring va ishqalanish bo&#39;lsa, sim arqonni standartga muvofiq almashtiring.<\/td><\/tr><tr><td>Kasnak arqonlari yivlarining notekis a\u015f\u0131nmas\u0131<\/td><td>Materialning assimetriyasi, yomon o&#39;rnatish va arqon va g&#39;ildirakning yomon ulanishi<\/td><td>Yiv devorining ishqalanishi oldingi qalinligining 1\/5 qismiga, o&#39;lchov buyumlari esa sim arqon diametrining 1\/2 qismiga yetganda uni almashtiring.<\/td><\/tr><tr><td>Kasnak aylana olmaydi<\/td><td>Milning shikastlanishi yoki rulmanning shikastlanishi<\/td><td>Mil va podshipnikni almashtiring, so&#39;ngra ularni moylang va saqlang<\/td><\/tr><tr><td>Kasnak qiya yoki bo&#39;sh<\/td><td>Milning saqlovchisi bo&#39;shashmasdan yoki sim arqonni trubadan sakrab chiqadi<\/td><td>Qo&#39;riqchini mahkamlang va sim arqonning sakrashini tuzating<\/td><\/tr><tr><td>Kasnakning yorilishi yoki g&#39;ildirak gardishining sinishi<\/td><td>Kasnakning shikastlanishi<\/td><td>O&#39;zgartiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran sim arqonlarining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"drum-failures-and-repair\">Barabanning nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Barabanda charchoq yorilishi bor<\/td><td>Barabanning sinishi<\/td><td>Barabanni almashtiring<\/td><\/tr><tr><td>Baraban mili va kalitining ishqalanishi<\/td><td>Milning sinishi va yukning tushishiga olib keladi<\/td><td>Foydalanishni to&#39;xtating va milya kalitini darhol tekshiring<\/td><\/tr><tr><td>Yivning a\u015f\u0131nmas\u0131 va arqon bilan sakrash. A\u015f\u0131nma asl qalinligining 15%-20% ga etadi<\/td><td>Barabanning qattiqligi zaiflashadi va sindirish oson bo&#39;ladi. Va sim arqon o&#39;ralgan<\/td><td>Barabanni almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.hndfcrane.com\/uz\/crane-rope-drum\/\">Ko&#39;prikli kran barabani<\/a> Muvaffaqiyatsizliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"gear-failures-and-repair\">Vitesdagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Tishli tishlari sinadi<\/td><td>Ish paytida g&#39;ayritabiiy shovqin, agar foydalanish davom etsa, uzatish mexanizmiga zarar etkazadi<\/td><td>Yangi vitesni almashtiring<\/td><\/tr><tr><td>Tishli ishqalanish asl tish qalinligining 15%-20% ga etadi.<\/td><td>Ish paytida ta&#39;sir va tebranish paydo bo&#39;ldi va keyin uzatish mexanizmiga zarar etkazdi<\/td><td>Yangi vitesni almashtiring<\/td><\/tr><tr><td>Tishli yoriq, tishli kalitning trubkasi kalitning aylanishi natijasida shikastlangan<\/td><td>Ortiqcha ish vaqtidan foydalanish va noto&#39;g&#39;ri o&#39;rnatish natijasida paydo bo&#39;lgan tebranish va shovqin yukning tushishiga olib keladi<\/td><td>Yuk ko&#39;tarish mexanizmi uchun ularni almashtiring, harakat mexanizmi uchun kalitni ta&#39;mirlang yoki yangilang<\/td><\/tr><tr><td>Tish yuzasining parchalanish maydoni umumiy ishchi yuzaning 30% ga etadi va parchalanish chuqurligi tish qalinligining 10% ga etadi, karb\u00fcrlangan qatlamning a\u015f\u0131nmas\u0131 tish qalinligining 80% ga etadi.<\/td><td>Ishdan tashqari foydalanish<\/td><td>O&#39;zgartirish: aylana tezligi &gt; 8 m\/s bo&#39;lgan reduktorlar uchun yuqori tezlikli uzatmalar eskirgan holda juft bo&#39;lib almashtirilishi kerak.<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran tishli mexanizmlarining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"shaft-failures-and-repair\">Milyadagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Yoriq<\/td><td>Yomon material sifati va noto&#39;g&#39;ri issiqlik bilan ishlov berish milning shikastlanishiga olib keladi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Milning egilishi 0,5 mm \/ m dan oshadi<\/td><td>Mil bo&#39;yiniga zarar yetkazing va uzatmaga ta&#39;sir qiling va tebranishga sabab bo&#39;ling<\/td><td>O&#39;zgartirish yoki tuzatish<\/td><\/tr><tr><td>Kalit yivning shikastlanishi<\/td><td>Burilishni uzatish mumkin emas<\/td><td>Yuk ko&#39;tarish mexanizmi uchun ularni almashtiring, harakatlanuvchi mexanizm uchun ularni ta&#39;mirlang<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran milining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"crane-wheel-failures-and-repair\">Kran g&#39;ildiragidagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>G&#39;ildirak protektori va g&#39;ildirak gardishida charchoq yorilishi mavjud<\/td><td>G&#39;ildirakning shikastlanishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Drayv g&#39;ildiragining notekis ishqalanishi<\/td><td>Temir yo&#39;lning egilishiga va kranning egilishiga olib keladi<\/td><td>Juftlikda almashtiring<\/td><\/tr><tr><td>Protektorning ishqalanishi g&#39;ildirak gardish qalinligining 15% ga etadi<\/td><td>Sayohat paytida tebranish, g&#39;ildirakning shikastlanishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>G&#39;ildirak gardishining a\u015f\u0131nmas\u0131 asl qalinligining 50% ga etadi<\/td><td>Kranning egilishi va relsning egilishi natijasida yuzaga keladi, relsdan chiqib ketish xavfini oshiradi<\/td><td>O&#39;zgartiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran g&#39;ildiragidagi nosozliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"brake-parts-failures-and-repair\">Tormoz qismlarining nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Tutqichda charchoq yorilishi<\/td><td>Tormoz ishlamayapti<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Bahorda charchoq yorilishi<\/td><td>Tormoz ishlamayapti<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Kichik mil va mandrelning ishqalanishi nominal diametrning 3%-5% ga etadi<\/td><td>Tormozlash muvaffaqiyatsiz tugadi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Tormoz g&#39;ildiragining ishqalanishi asl g&#39;ildirak gardish qalinligining 40%\uff5e50% ga etadi.<\/td><td>Yuk tushishi yoki kranning siljishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Tormoz poyafzalining ishqalanish shimi 2 mm yoki asl qalinligi 50% gacha<\/td><td>Yomon tanaffus<\/td><td>Ishqalanish panelini almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kran tormoz qismlarining nosozliklari va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"coupling-failures-and-repair\">Ulanishdagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td>Ulanishdagi yorilish<\/td><td>Birlashmaning shikastlanishi<\/td><td>O&#39;zgartiring<\/td><\/tr><tr><td>Bog&#39;lanish murvatlari bo&#39;sh<\/td><td>Tormozlash\/boshlash vaqtida ta&#39;sir va tebranish murvatning yorilishi va yukning tushishiga olib keladi<\/td><td>Qattiqlashtirilgan<\/td><\/tr><tr><td>Tishli muftaning tishli tishlari eskirgan yoki singan<\/td><td>Soqol etishmasligi, og&#39;ir ish yuki, qarama-qarshi ishga tushirish muftaning shikastlanishiga olib keladi<\/td><td>Yuk ko&#39;tarish mexanizmi uchun, tishli tishlarning ishqalanishi asl qalinligining 15% ga etganida, uni almashtiring va harakatlanuvchi mexanizm uchun, tishli tishlarning ishqalanishi asl qalinligining 30% ga etganida, uni almashtiring.<\/td><\/tr><tr><td>Kalit yivini bosish yoki deformatsiya qilish<\/td><td>Kalitning burilish momentini uzatib bo&#39;lmaydi<\/td><td>Yuk ko&#39;tarish mexanizmi uchun ularni almashtiring, boshqa mexanizmlar uchun ularni ta&#39;mirlang<\/td><\/tr><tr><td>Milya, pin va kauchuk halqa va boshqalarda ishqalanish<\/td><td>Ishga tushirish va tormozlash paytida kuchli zarba va tebranish paydo bo&#39;ladi<\/td><td>Eskirgan qismlarni almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kranni ulashdagi nosozliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"rolling-bearing-failures-and-repair\">Rolling podshipnikidagi nosozliklar va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"2\">Harorat juda yuqori<\/td><td>Soqol yog&#39;i kirlari<\/td><td>Kirni tozalang, rulmanni almashtiring<\/td><\/tr><tr><td>To&#39;liq yog&#39; etishmasligi<\/td><td>Agar kerak bo&#39;lsa, moylash moyini qo&#39;shing<\/td><\/tr><tr><td rowspan=\"2\">Anormal shovqin<\/td><td>Juda ko&#39;p yog&#39;<\/td><td>Yuvish miqdorini tekshiring<\/td><\/tr><tr><td>Kirli podshipnik<\/td><td>Toza iflos<\/td><\/tr><tr><td>Metall silliqlash shovqini<\/td><td>Yog &#39;etishmasligi<\/td><td>Yog &#39;qo&#39;shing<\/td><\/tr><tr><td>Yuqori yoki zarba ovozi<\/td><td>Birlashtiruvchi tayanchning shikastlanishi, dumaloq korpus<\/td><td>Rulmanni almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kranning rulmanidagi nosozliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"sliding-bearing-failures-and-repair\">S\u00fcrg\u00fcl\u00fc podshipniklarning nosozliklari va ta&#39;mirlash<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Muvaffaqiyatsizliklar<\/th><th>Sabablari va natijasi<\/th><th>Ta&#39;mirlash<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"4\">Haddan tashqari qizib ketish<\/td><td>Rulmanning moyilligi va mahkamlash uchun bosing<\/td><td>Noto&#39;g&#39;ri hizalanishni bartaraf qiling va to&#39;g&#39;ri mahkamlashni ta&#39;minlang<\/td><\/tr><tr><td>Noto&#39;g&#39;ri tozalash<\/td><td>Bo&#39;shliqni sozlang<\/td><\/tr><tr><td>Soqolning etishmasligi<\/td><td>Yog &#39;qo&#39;shing<\/td><\/tr><tr><td>Moylash sifati sifatsiz<\/td><td>Malakali moylash vositasi bilan almashtiring<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Ko&#39;prikli kranning toymasin podshipnikidagi nosozliklar va ta&#39;mirlash<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"pdf-download\">PDF yuklab olish<\/h2>\n\n\n\n<div class=\"wp-block-file postspdf\"><a id=\"wp-block-file--media-46db2942-083c-4289-91ef-ed35dbbc048d\" href=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2025\/01\/Overhead-Crane-Hoisting-Mechanism-Failure-and-Repair.pdf\">Ko&#39;prikli kranni ko&#39;tarish mexanizmining ishdan chiqishi va ta&#39;mirlash<\/a><a href=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2025\/01\/Overhead-Crane-Hoisting-Mechanism-Failure-and-Repair.pdf\" class=\"wp-block-file__button wp-element-button\" download aria-describedby=\"wp-block-file--media-46db2942-083c-4289-91ef-ed35dbbc048d\">PDF yuklab olish<\/a><\/div>","protected":false},"excerpt":{"rendered":"Ko&#39;prikli kranlar sanoat ishlab chiqarishida muhim ahamiyatga ega va ularning ko&#39;tarish mexanizmlarining ishonchliligi xavfsizlik va samaradorlikning kalitidir. Yuqori kranni ko&#39;tarish mexanizmlarining nosozliklari va ta&#39;mirlash usullarini tushunish uskunaning ishlash muddatini uzaytirishga va unumdorlikni oshirishga yordam beradi. Ushbu maqolada yuk ko&#39;tarish mexanizmi komponentlarida tez-tez uchraydigan nosozliklar o&#39;rganiladi, ularning sabablari tahlil qilinadi va ta&#39;mirlashning amaliy echimlari keltirilgan. Tormoz nosozliklari [\u2026]","protected":false},"featured_media":10766,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[197],"posts_tag":[247,351,248],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/10107"}],"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":10,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/10107\/revisions"}],"predecessor-version":[{"id":10791,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/xmxposts\/10107\/revisions\/10791"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/media\/10766"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/media?parent=10107"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/posts_category?post=10107"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/uz\/wp-json\/wp\/v2\/posts_tag?post=10107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}