Izvo zvikamu zvinotakura zvinogona kuwanikwa pakuiswa ne bolting, tack-welding, yakazara welding kana dhaka embedment, uye iyo yakakodzera mhando yekubereka inofanira kusarudzwa maererano nekuisa nzira.Iyo PTFE inofanirwa kuchengetedzwa zvakaringana kubva kune weld spatter, pendi pfapfaidzo, simbi swarf nezvimwe, panguva yekuisa.
Mumashandisirwo akasiyana-siyana, PTFE Slide mabheji akakwirira kune akajairwa mahwendefa ekuwedzera, rollers uye rocker ruoko mhando inotsigira.Ivo vanotsigira petrochemical chirimwa, inorema michina, mapaipi, zvivakwa uye magidhi mabhiriji;vanogamuchira kuwedzera, kukanda uye kumwe kudzoreredza mafambiro echero chimiro chinofamba semugumisiro wekupisa, kudengenyeka kana kusiyanisa masimba.
Mabearings ezvikumbiro zvakadaro anofanira kushanda pamitoro yakakwira uye nekumhanya kwakaderera, uye zviri pasi pemamiriro aya chete kuti iyo yekuzvizora-lubricating zvimiro zvePTFE zvinonyanya.Ichi chinhu, pamwe chete nekusava netsvimbo-kutsvedza uye anti-mamiriro ekunze, ndicho chikonzero chikonzero nei PTFE yakaratidza kuva yakabudirira senge inotakura masiraidhi.
Zvakanakira
1 Kureruka kwekugadzirwa kwekutakura uye kuve nyore kwekugadzira uye kuisa kunoita kuti chikwata chishande zvakanaka.2 Mari yekuvaka inogona kuderedzwa nekugadzirwa kwekuwedzera pane kushungurudza.3 Coefficient of friction pamusoro penzvimbo inotakura inoramba iripo, kunyange pasi. Worst case situations.4 Mabearings haagadzirisike - PTFE is inherent self-lubricating, ukuwo tsvina particles inonyudzwa muzvinhu.Kudzivirirwa kuri nyore chete kunodiwa pakupinda kwakakosha kwetsvina.
Coefficients yeFriction
The coefficient of friction of PTFE materials inoenderana nekusiyana kwakawanda, kusanganisira pressure, sliding velocity uye tembiricha.Mafungiro akapatsanurwa nezve mhedzisiro yezvimwe zvinosiyana, kunyangwe zvichibvumiranwa kuti high pressure uye low velocities inofarira kuderera kwe friction.
Iyo coefficient ishoma pane yeimwe yakasimba engineering zvinhu.Izvo zvave zvichitaurwa zvakasiyana kubva 0.02 kusvika 0.2, asi izvi zvinoenderana nekugadzirira kwepamusoro uye nzira yekuyedza.Iyo mutoro / friction chati inoratidza mhedzisiro yemutoro.
Muzhinji, iyo coefficient of friction pakati pemating surface uye PTFE slide bearing pad ichava padiki apo kushungurudzika muPTFE kunenge kwakanyanyisa (kunoenderana nemiganhu inogamuchirwa yezvinokambaira), kutakura kunogadzirwa kubva kune PTFE isina kuzadza, uye kupera kwenzvimbo yekubatana kwakakwenenzverwa zvakanyanya.
Pamusoro pezvo, chimwe chezvinonyanya kukosha zvekukakavadzana kwePTFE kusavapo kwe'stick-slip', nekuti kusiyana nemamwe ese akajairwa mabearings, iyo static friction yePTFE yakaenzana kana chete yakakwira zvishoma pane iyo dynamic friction.
Nguva yekutumira: Sep-01-2020