Menene kasawar gama gari game da ƙafafun trane trane?

A matsayin babban abin da ya shafi kayan aikin crane, aikin aiki nacrane traneykai tsaye yana tasiri kan amincin kayan aiki da ingancin samarwa. A cikin amfani da gaske, gazawar Trolley gama gari da farko sun haɗa da masu zuwa:

I
1 A tasharar Gantry crane ta sami kuskuren wurin waƙa da 8mm, wanda ya haifar da ragon Rim na 5mm, nesa da girman amincin aminci na 0.5mm / watan.
2. TRERD CRALLING: Lokacin da nauyin ƙafafun ya wuce iyakar ga gajiya (250kn karfe a ƙarƙashin nauyin da aka yi> 250kn), da kuma an shimfiɗa shi a tsarin sikelin. Motar ƙarfe na niƙa crane crane crane crane crane craney wanda aka girbe ramin ramin har zuwa 8mm zurfi bayan shekaru biyu na amfani.
3. Aastirce filastik: Lokacin da aiki a cikin mahalli mai girma (> 150 ° C) ko a ƙarƙashin overload, da kuma matsewar ƙafafun zai iya durkushe, kuma ƙazantar. Ƙafafun keken hawa na crane a cikin babban aikin bita na lantarki suna gudana a ƙarƙashin yanayin zafi mai zurfi, wanda ya haifar da dents mai ban sha'awa da ɓarna a kan abin da ya faru.

II. Bayar da kasawa
1. Ke Ke Corrosion: Trixroation mara kyau shine babban dalilin. A lokacin da man shafawa ya wuce hutun aiki ya wuce awowi na aiki 200, zazzabi mai ɗorewa zai iya hauhawar kai sosai don sama da 120 ° C. Layin lubrication a cikin crane a cibiyar da ya haifar da mai rike mai rike da riƙewa don narke.
2. Rashin lalacewa: tururi mai tursasawa ko ƙura mai ƙura Bayan watanni 18 da aka yi amfani da shi, trolley bearings na crane a bakin tekun jirgin ruwa mai tasowa maƙasudin tseren saboda kawar da tsufa da shayarwa.
3. Axial Play: Locknuts na kwance na iya haifar da gudun hijirar ruwa (> 2mm), yana haifar da hanyar dogo render. Wannan gazawar ta haifar da mataki na 10mm a cikin jirgin saman goshin gada na gada na tashar wutar lantarki.

III. Fashewa da karfin gwiwa naCramne trolley ƙafafun
1. Fata Fatigue Gwajin Ultrasonic ya saukar da crack 15mm-mai zurfi crack a cikin kwalayen kitse bayan da aka gudanar da hawan keke 800,000.
2. Cike da lahani: Laifi kamar ƙyallen Shorkage da Pinholes na iya rage ƙarfin ƙarfin ƙafa. Wani sabon maye gurbin ƙafafun a cikin ƙirar crane ya fashe bayan watanni uku kawai na amfani. Discsection saukar da wata rami na 20mm mai narkewa a cikin cibiyar motar.
3. Karama karaya: Rashin ƙarfi na liyafa yana faruwa lokacin da tasirin tasirin ya wuce ƙarfin na kayan (E.G., σb ≥ 1080 MPA don 55mn karfe). Wani abu mai nauyi ya fadi a rukunin gini, yana haifar da ƙafafun don fashewa nan take.

IV. Bibiya Gnawing da Binciko
1. A kwance skew: Lokacin da ƙurar ƙafafun ƙafafun suka wuce 5mm, zai sa Guduma Gudun. Wani nau'in ton 32 na ton a cikin bita ya sami karuwar uku a cikin sinadarin gefen suttura saboda bambancin na 8mm Trassy.
2. A tsaye skew skew: rataye rataye rataye mafi girma fiye da 1 / 1000 na iya haifar da kwatsam, rashin bin sahihiyar waƙa. Wannan laifin ya haifar da karyewar farantin waka na boltts akan crane na kwastomomi. 3. Rashin daidaituwa na waƙa: Amincewa da madaidaiciyar ƙwayar diamita ta wuce 1 ± 0.1% ko waƙa da hawa 1 / 1000 na iya haifar da asychrony. A 200-ton crane a wani iko shuka ya sami hawa hawa 30% saboda bambancin na 2mm a cikin drive Pulley diamile.

V. LITTAFIN MATA
1. Babu Torque Motar Motoci: Saitunan Inverter na iya haifar da bambancin fitarwa na> 15% tsakanin Motors, ƙara motsin motocin. Wani abin fashewa a cikin shagon sayar da kayan aiki wanda ya haifar da lalacewa a kan toran da ke fitar da shi saboda rashin biyan diyya na Torque.
2. Bell Bruschrony: Bayar da Bayar da CRANCHICE> 0.5mm na iya haifar da sinadarin jirgi. Wannan laifin ya haifar da scratch lokaci-lokaci a kan ƙafafun fitowar subway scanes crane.
3. Bala'i mai shigowa: Ikon sauri na iya haifar da bambance-bambance masu saurin hawa. A kan crane a layin samarwa na mota, ta hanyar isar da ruwa zuwa Elcoder ta haifar da bambanci mai saurin shigowa da 5% tsakanin lemu biyu drive.