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Kupfeka kunokonzerwa nekugadzirwa kweinjini cylinder liner

2021-03-29

Nzvimbo yekushanda ye cylinder liner yakaoma zvikuru, uye kune zvikonzero zvakawanda zvekupfeka. Kupfeka kwakajairika kunowanzo bvumidzwa nekuda kwezvikonzero zvechimiro, asi kushandiswa zvisina kunaka nekugadzirisa zvinokonzeresa kupfeka zvisina kujairika sekupfeka kweabrasive, fusion kupfeka uye corrosion kupfeka.

1. Mamiriro asina kunaka ekuzora anokonzera kusakara kwakakomba pachikamu chepamusoro checylinder

Chikamu chepamusoro checylinder liner chiri padyo nekamuri yekupisa, tembiricha yakakwira, uye iyo lubrication strip mutengo musiyano. Kufefetedza nekunyungudutswa kwemweya mutsva nemafuta asina mhute zvakawedzera kushata kwemamiriro ekumusoro. Munguva iyi, vakanga vari mumhepo yakaoma kana kuti semi-dry friction. Ichi ndicho chikonzero chekupfeka kwakakomba pachikamu chepamusoro checylinder.

2 Nzvimbo yekushanda ine acidic inokonzeresa kuora kwekemikari, izvo zvinoita kuti pamusoro pecylinder liner iparadze nekusvuura.

Mushure mekunge musanganiswa unopisa muhumburumbira wapiswa, mhute yemvura uye acidic oxides inogadzirwa. Vanonyungudika mumvura kugadzira mineral acid. Pamwe chete neiyo organic acid inogadzirwa panguva yekupisa, silinda liner inogara ichishanda munzvimbo ine acidic, ichikonzera ngura pamusoro pehumburumbira. , Corrosion inokweshwa zvishoma nezvishoma nemhete yepiston panguva yekukweshana, zvichikonzera deformation yecylinder liner.

3 Zvinangwa zvikonzero zvinotungamira mukupinda kwemagetsi kusvibiswa mucylinder, iyo inowedzera kupfeka kwepakati cylinder liner.

Nekuda kweiyo musimboti weinjini uye nharaunda yekushanda, guruva mumhepo uye kusvibiswa mumafuta ekuzora zvinopinda mucylinder, zvichiita kuti abrasive apfeke pakati pepiston uye cylinder wall. Kana guruva kana tsvina inofamba ichienda mberi uye mberi nepiston muhumburumbira, kukurumidza kwekufamba kwechikamu muhumburumbira ndiyo yakakwirira, iyo inowedzera kupfeka pakati pehumburumbira.