labarai

A cikin tsarin samar da sassan lu'u-lu'u, matsaloli daban-daban na iya faruwa.Akwai matsalolin da ke haifar da rashin aiki mara kyau a lokacin aikin samarwa, da kuma dalilai daban-daban da ke bayyana a cikin tsari da haɗakarwa.Yawancin waɗannan matsalolin suna shafar amfani da sashi.A karkashin irin wannan yanayi, ba za a iya amfani da ɓangaren lu'u-lu'u ba ko kuma ba ya aiki da kyau, yana rinjayar aikin samar da farantin dutse har ma da ƙara yawan farashin samarwa.Abubuwan da ke biyo baya suna fuskantar matsaloli masu inganci tare da sassan lu'u-lu'u:

Bayanin yanki mara daidai

Ko da yake ɓangaren lu'u-lu'u shine cakuda kayan ƙarfe na ƙarfe da lu'u-lu'u da aka yi amfani da su ta hanyar tsayayyen tsari, samfurin ƙarshe yana kammala ta hanyar latsa sanyi da matsi mai zafi, kuma kayan yana da ƙayyadaddun ƙayyadaddun ƙayyadaddun, amma saboda rashin isassun matsa lamba da zafin jiki na sintering a lokacin. sarrafa sashin, ko A lokacin aikin sintiri, zafin jiki da matsa lamba na rufin da matsa lamba ba su isa ba ko kuma ya yi yawa, wanda zai haifar da rashin daidaituwa a kan sashin, don haka a zahiri za a sami dalilai na bambancin girman girman. sashi.Mafi bayyananniyar bayyanar ita ce tsayin sashi da wurin da matsa lamba bai isa ba.Zai yi girma, kuma matsa lamba zai yi ƙasa sosai.Sabili da haka, a cikin tsarin samarwa, yana da matukar mahimmanci don daidaita matsa lamba da zafin jiki iri ɗaya.Tabbas, a cikin tsarin da aka riga aka yi lodi, yakamata a auna ma'aunin sanyi na sashin;haka kuma a kula kar a dauki gyambon da bai dace ba kuma a sa a goge bangaren.Bayyana.Girman bit lu'u-lu'u bai dace da buƙatun ba, yawancin bai isa ba, taurin bai dace da buƙatun ba, akwai tarkace a cikin tsaka-tsakin canji, kuma ƙarfin bit bai isa ba.

 

 

 

Rashin isashen yawa, haɗin yanki yana yin laushi

A cikin aiwatar da yankan dutse tare da danshi mai laushi da laushi, raguwa zai faru.An raba karaya zuwa karaya da kuma karaya gaba daya.Ko wane irin karaya ne, ba za a iya sake amfani da irin wannan bit ba.Tabbas, karaya na sashi shine iyaka.Lokacin yankan dutsen, sashin da ba shi da isasshen yawa ba zai iya yankewa ba saboda ƙarancin ƙarfinsa na Mohs, ko kuma sashin zai cinye da sauri.Gabaɗaya, dole ne a ba da garanti mai yawa na ɓangaren.
Irin wannan halin da ake ciki kullum lalacewa ta hanyar sintering zafin jiki, riƙe lokaci, rashin isasshen matsa lamba, kuskure zabi na bonding kayan abu, high lu'u-lu'u abun ciki na kashi, da dai sauransu Yana da matukar na kowa faruwa, kuma shi ma zai bayyana a cikin tsohon dabara.Babban dalili shi ne rashin aiki na ma'aikata, kuma idan sabon tsari ne, yawancin dalilai na faruwa ne saboda rashin fahimtar tsarin.Mai zane yana buƙatar mafi kyawun daidaita tsarin sashi kuma ya haɗa zafin jiki.Kuma matsa lamba, yana ba da ƙarin madaidaicin zafin jiki da matsa lamba.

Ƙananan inganci

Babban dalilin da yasa bangaren lu'u-lu'u ba zai iya yanke dutsen ba, saboda karfin bai isa ba, kuma karfin bai isa ba saboda dalilai guda biyar:

1: Lu'u-lu'u bai isa ba ko lu'u-lu'u da aka zaɓa ba shi da kyau;
2: Najasa, kamar graphite barbashi, kura, da dai sauransu, ana gauraye a cikin kashi a lokacin cakude da loading, musamman a lokacin da ake hadawa, rashin daidaito cakudu kuma iya haifar da wannan halin da ake ciki;
3: Lu'u-lu'u ya wuce kima da carbonized kuma zafin jiki ya yi yawa, wanda ke haifar da carbonation na lu'u-lu'u mai tsanani.A lokacin aikin yankan, ƙwayoyin lu'u-lu'u suna da sauƙin faɗuwa;
4: Tsarin tsari na sashi ba shi da ma'ana, ko tsarin sintiri ba shi da ma'ana, yana haifar da ƙarancin ƙarfin aikin aiki da madaidaicin juzu'i (ko ma'auni mai aiki da ƙarancin aiki ba a haɗa su sosai).Gabaɗaya, wannan yanayin yakan faru a cikin sabbin dabaru;
5: Abun daurin kayan aiki yana da taushi sosai ko kuma yana da wahala sosai, yana haifar da rashin daidaituwar amfani da lu'u-lu'u da mai ɗaure ƙarfe, wanda ke haifar da ɗaurin lu'u-lu'u ba zai iya ɗaukar foda na lu'u-lu'u ba.

Bangare ya fadi

Akwai dalilai da yawa don yanke kan faɗuwa, kamar ƙazanta da yawa, da yawa ko ƙarancin zafin jiki, ƙarancin adana zafi da lokacin riƙewa, ƙimar dabarar da ba ta dace ba, Layer walda mara ma'ana, nau'ikan aiki daban-daban da dabarar da ba ta aiki ba. wanda ke haifar da haɓakar haɓakar haɓakar thermal na biyu Daban-daban, lokacin da aka sanyaya sashin, damuwa na raguwa yana faruwa a cikin layin aiki da haɗin da ba ya aiki, wanda a ƙarshe zai rage ƙarfin sashin, kuma a ƙarshe ya sa sashin ya faɗi.Wadannan dalilai su ne dalilan da ke sa bitar lu'u-lu'u ya fadi ko kuma tsinken tsintsiya ya rasa hakora.Don magance wannan matsala, dole ne mu fara tabbatar da cewa foda yana motsawa daidai kuma ba tare da ƙazanta ba, sa'an nan kuma ya dace da matsi mai ma'ana, zafin jiki, da lokacin adana zafi, da kuma ƙoƙarin tabbatar da ƙimar haɓakar thermal na Layer na aiki da kuma maras kyau. - aiki Layer suna kusa da juna.
A lokacin sarrafa sassan lu'u-lu'u, wasu matsaloli na iya tasowa, kamar yawan amfani da su, cunkoso, lalacewa da sauransu. Matsaloli da yawa ba kawai matsalar sashin ba ne, amma suna iya danganta da na'ura, nau'in dutse, da dai sauransu.