Chitoliro chobowola ndi makina ofunikira kwambiri pa zida zamakina obowola. Chitoliro chobowola ndi chobowola ndi zida zogwirira ntchito zobowola miyala, zomwe zimakhudza kwambiri magwiridwe antchito a kubowola miyala.
Chitoliro chobowolera, chomwe chimadziwikanso kuti chitsulo, nthawi zambiri chimapangidwa ndi chitsulo cha kaboni, gawolo ndi lopanda kanthu kapena lofanana ndi chipolopolo. Cholinga cha dzenjelo ndi kuchotsa ufa wa dzenje la mfuti.
Mawonekedwe a chobowolera amasankhidwa malinga ndi kuuma ndi kapangidwe ka thanthwe. Pali mitundu itatu ya zidutswa zobowolera zodziwika bwino: chisel imodzi, chisel iwiri ndi mtanda. Zobowolera ziwiri ndi mtanda zingagwiritsidwe ntchito pamwala wamba.
Pali njira ziwiri zolumikizira chitoliro cha kubowola. Chimodzi ndi kuphatikiza chitoliro cha kubowola ndi chitoliro cha kubowola (chomwe chimadziwikanso kuti kubowola), chingagwiritsidwe ntchito pokhapokha ngati thanthwe silili lalikulu, kotero mutu wa ulusi ndi wosavuta kuvala. Panthawiyi payenera kukhala chitoliro cha motoni chomwe chimapangidwira, chomwe chimadziwikanso kuti ulusi wopangira kapena chobowola chosinthira. China ndi chitoliro chobowola cholumikizidwa ndi chitoliro ndi ulusi kapena taper, chomwe chimagwiritsidwa ntchito pamwala wolimba. Mphepete mwa chitolirocho chimakutidwa ndi chitsulo cha carbide, chomwe chimadziwikanso kuti alloy bit. Ubwino wa mtundu uwu wa kubowola ndikuti chobowolacho chikhoza kuchotsedwa ndikusinthidwa nthawi iliyonse mutatha kupukutira, ndipo chitoliro cha kubowola chingagwire ntchito popanda kusintha, zomwe zimapangitsa kuti ntchito igwire bwino ntchito, kusunga chitsulo, komanso kuchepetsa mtengo wokonzanso ulusi.
Chitoliro cha kubowola ndi chitoliro cha kubowola zimagwiritsidwa ntchito pamodzi pobowola. Mukabowola, gwiritsani ntchito chitoliro chachifupi ndi chitoliro chachikulu kuti mutsegule dzenje kaye, kenako pang'onopang'ono onjezerani chitoliro cha kubowola kuti mugwiritse ntchito chitoliro chaching'ono, kotero kuti chitolirocho chikhale chachikulu poyamba kenako chaching'ono, pang'onopang'ono chichepetse kufika pa dzenje lofunikira, chitoliro cha kubowola choyamba chikhale chachifupi kenako chachitali, chimodzi ndi chimodzi kuti musinthe kutalika kufika pa kuya kofunikira.
Nthawi yotumizira: Epulo-09-2020