The overshot da taga wani kayan aiki ne da ake amfani da shi don kifi gajeriyar tubular, columnar ko abubuwa masu taku, kamar tubing pup gidajen abinci tare da couplings, allon bututu, igiyoyi masu nauyi na kayan aiki, da sauransu. Hakanan za'a iya amfani dashi a hade tare da faranti biyu a kasa. na kayan aiki.
1. Tsarin da taga overshot
overshot taga yana waldawa da sassa biyu na jikin Silinda da haɗin gwiwa na sama (shima haɗin zaren)
Dangane da buƙatun ceto, ƙananan ƙarshen silinda za a iya sanya su cikin sifofi daban-daban guda huɗu masu zuwa:
(1) Yanke juzu'i na tsaka-tsaki yana da sauƙin juyawa da gabatar da kifin.
(2) Yanke takalman niƙa zigzag ya dace don saita niƙa don tsaftace abubuwa masu wuya a saman kifi da jagorantar kifin a ciki.
(3) Bakin kararrawa na mazugi na ciki ya dace don gabatarwar kifi kai tsaye.
(4) Yanke mai siffar kama Haɗa kama da harbin taga don ƙara tasirin kamun kifi.
2. Ka'idar aiki na overshot taga
Lokacin da kifi ya shiga cikin silinda ya tura cikin harshen taga, harshen taga yana faɗaɗa waje, ƙarfinsa na dawowa yana ciji jikin kifin sosai, harshen taga kuma yana danne matakan, wato, an kama kifi.
3. Hanyar aiki na overshot taga
(1) Bincika ko zaren ko walda na kowane bangare ba su da inganci kuma suna da ƙarfi. Auna ko girman harshen taga da mafi ƙarancin diamita na ciki na rufaffiyar jihar zai iya dacewa da kifin, kuma ajiye hoton don ƙarin bincike.
(2) Hana ƙasa zuwa 2 ~ 3m saman saman kifi, kuma fara famfo don wanke rijiyar. A hankali juya zaren rawar soja don rage shi. Kula da canjin ma'aunin nauyi da shigarwar murabba'in, ku tuna don taɓa kifin don shiga, kuma jagorar silinda don shiga cikin kifi.
(3) Ci gaba da rage kirtan rawar soja don sanya kifin ya shiga cikin rami na ciki na ganga kayan aiki. Idan tsawon abubuwan da ke fadowa gajere ne, rijiyar tana da zurfi, kuma yana da wahala a yanke hukunci kan shigarwar murabba'i da canjin nauyin dakatarwa, za a iya ɗaga kirtani rawar soja ta 1-2m bayan kamun kifi ɗaya, sannan a juya kuma saukar da. Maimaita sau da yawa don ɗaga rawar soja.
(4) Lokacin ɗaga rawar sojan, ya kamata a yi aiki da shi lafiya. Kar a taɓa kifin kuma buga igiyar rawar soja ba zato ba tsammani, don kar a girgiza kifin kuma ya sake fadawa cikin rijiyar.
Lokacin aikawa: Agusta-24-2023