Poyerekeza ndi makina olimba (dongo) a njerwa, Wangda Vacuum Clay Brick Extruder Machine ali ndi ndondomeko yowonongeka pamapangidwe: zinthu zadongo zosakanikirana ndi madzi, mapangidwe a viscous. Ikhoza kupangidwa mu mawonekedwe aliwonse a thupi lofunika la njerwa ndi matayala, ndiko kuti, kuumba.
Njira yopangira njerwa ndi matailosi imakhala ndi mitundu iwiri yamanja komanso yamakina. Poganizira kuumba kwamanja, kupanikizika kwa extrusion kwa zipangizo ndizochepa, thupi silili bwino ngati kuumba kwa makina, ndipo mphamvu ya ntchito ndi yaikulu, zokolola za ntchito ndizochepa, kotero njira yopangira iyi yasinthidwa ndi makina opangira makina.

Makina akamaumba akhoza kugawidwa mu extrusion akamaumba ndi kukanikiza akamaumba magulu awiri akuluakulu. Poyerekeza ndi kukanikiza akamaumba, ubwino extrusion akamaumba: ① akhoza kupanga gawo mawonekedwe zovuta mankhwala; ② Atha kupeza zokolola zambiri; ③ zida ndi yosavuta, yabwino ntchito ndi kukonza; ④ Ndikosavuta kusintha mawonekedwe ndi kukula kwa gawo lazogulitsa; ⑤ Zinthu zogwira ntchito kwambiri zitha kupezeka ndi chithandizo cha vacuum.
Ndi chitukuko chofulumira cha zomangamanga ku China komanso kupititsa patsogolo moyo wa anthu, zofunikira zatsopano zimaperekedwa pamitundu yosiyanasiyana ya njerwa ndi matailosi. Makamaka, pofuna kupulumutsa kumwa zinthu dongo, kuchepetsa mowa mphamvu, kuchepetsa kulemera kwa nyumbayo, kusintha katundu thupi la khoma ndi denga ndi kusintha mlingo wa zomangamanga zimango, pang'onopang'ono kukhala mkulu dzenje mlingo dzenje mankhwala, matenthedwe kutchinjiriza dzenje chipika, mtundu kukongoletsa njerwa ndi pansi njerwa. Kupanga zinthu zatsopanozi kumafuna njira yoyenera yopangira ndi zida.

General mayendedwe: kupanga zida zopangira zazikulu, zopanga kwambiri.
Kuti mupeze thupi lapamwamba kwambiri, kuwonjezera pa kulimbikitsa chithandizo chamankhwala, mpweya womwe uli mumatope uyenera kuchotsedwa, chifukwa panthawi ya extrusion, mpweya umalekanitsa tinthu tating'onoting'ono ndipo sagwirizana bwino wina ndi mzake. Pofuna kuchotsa mpweya m'matope, mpweya ukhoza kuchotsedwa ndi pampu ya vacuum popanga extrusion, yomwe imatchedwa vacuum treatment.
Kuphatikiza pa chithandizo cha vacuum, palinso kupanikizika kwina kwa extrusion, makamaka pamene thupi lopanda kanthu ndi thupi la matailosi lomwe lili ndi madzi ocheperapo likutulutsidwa, payenera kukhala kuthamanga kwapamwamba kwambiri.
Nthawi yotumiza: Oct-09-2021