Monga nthiti ya thumba fyuluta, fumbi kuchotsa chimango ndi yosavuta kukhazikitsa ndi kuteteza, kotero anthu nthawi zambiri amanyalanyaza pamene ntchito ndi kuyesa thumba fyuluta.Koma khalidwe la fumbi kuchotsa chimango mwachindunji zimakhudza moyo utumiki wa thumba fyuluta.Choncho, poyendera fumbi kuchotsa chimango, pali mfundo zingapo zofunika kulabadira: ngati fumbi kuchotsa chimango mokwanira kanasonkhezereka mu akamaumba mmodzi, yosalala ndi olimba, popanda burrs, kuti thumba fyuluta si kuonongeka, kuwotcherera ndi. yunifolomu, ndipo kapangidwe kake ndi koyenera.Zolimba komanso zolimba.Mafupa a trapezoidal amatengera mawonekedwe athyathyathya.Nthiti zautali wautali ndi mphete zotsutsana ndi zitsulo za trapezoidal skeleton zimagawidwa mofanana, ndipo zimakhala ndi mphamvu zokwanira kuti zisawonongeke ndi kuwonongeka.Kuti titsimikizire kulimba kwa waya wachitsulo ndikuwongolera mawonekedwe ake, timasankha φ6.5 yuan Chitsulocho chimakokedwa (kukokedwa ku φ3mm), ndiyeno chikasonkhanitsidwa pa tayala lopangidwa ndi matako, chimapangidwa kuti chigwirizane. zofunika luso.Chimango cha trapezoidal chimapangidwa ndi kupopera mbewu kwa organic silicon kapena galvanizing, utoto wopopera ndi maluso ena.Chophimbacho chimakhala cholimba komanso chopanda dzimbiri, chomwe chimapewa dzimbiri la fupa la khola ndi kumamatira kwa thumba la fyuluta pambuyo pa ntchito yosonkhanitsa fumbi kwa nthawi.