Chotsukira ng'oma ndiazida zofunika kwambiri popanga mapepala a rabara, malamba onyamulira katundu, pansi pa rabara, ndi zina zotero. Chogulitsachi chimapangidwa ndi kutentha kwambiri komanso kuthamanga kwambiri. Zigawo zake zazikulu ndi monga ng'oma yayikulu yovundikira, lamba wachitsulo chopanikizika, choyendetsa, chozungulira chovutira, ndi zina zotero. Lamba wachitsulo amachita gawo lalikuluinkusamutsa kupanikizika ndi kutentha mu ndondomeko ya vulcanization, ndipo ndi gawo lofunikira kwambiri kuti zinthu ziyende bwino.
Malamba achitsulo chosapanga dzimbiri cholimba chomwe chimagwiritsidwa ntchito kwambiri mu ma vulcanizer a ng'oma ali ndi magwiridwe antchito abwino kwambiri: omwe amaimira kwambiri ndi Mingke MT1650, pomwe 1650zikusonyeza kuti mphamvu yokoka ya achitsulois1650N/mm²chitsulo chosapanga dzimbiri cha martensiticKutengera ndi dera lozungulira la lamba wachitsulo, titha kuwerengera mphamvu yomaliza ya lamba wachitsulo. Mphamvu yolimba ya mzere wachitsulo ndi mtengo wofotokozera, ndipo mphamvu yolimba yomwe ili nayo imagwirizana mwachindunji ndi nthawi yogwira ntchito. Kuphatikiza apo, nthawi yeniyeni yogwirira ntchito ya lamba wachitsulo, mtundu wakesza zinthu zopangidwa, komanso kusamalira lamba wachitsulo tsiku ndi tsiku ndi zinthu zomwe zimakhudza nthawi yomwe lamba wachitsuloyo amagwira ntchito.
Ndi chitukuko cha ukadaulo, chitsulo chosapanga dzimbiri cha MT1650 martensitic chochokera ku Mingke chagwiritsidwa ntchito kwambiri mu ma vulcanizer a ng'oma, zomwe sizimangofika pamlingo wopanga ku Europe, komanso zili ndi zabwino zambiri pazachuma. Mingke MT1650 precipitation hardening stainless steel ndi chitsulo chosapanga dzimbiri cha martensitic chomwe chimagwiritsa ntchito chromium pang'ono.,nikeli,mkuwa. Imagwiritsa ntchito makamaka mphamvu zake zapamwamba, kukana dzimbiri bwino, ndipo siivuta kuisintha ikatenthedwa, ndipo imakhalabe ndi mphamvu zambiri mpaka kutentha kufika pa 600 °F (316 °C). Nthawi yomweyo, lamba wachitsulo amatha kukonzedwa bwino.Dmagwiridwe antchito a dongosolo ndi awa:
KuyerekezatoLamba wachitsulo womata wapakhomo, kusankha lamba wachitsulo kuli ndi ubwino wotsatirawu:
1) Lamba wachitsulo amakhala ndi moyo wautali, amalimbana ndi kutentha kwambiri, safuna kutalikitsidwa, ndipo kukonza kwake n'kosavuta komanso kosavuta, pomwe lamba wachitsulo womata waya umafunika kumatidwanso pakapita nthawi yochepa, ndipo lamba wachitsulo ndi wosavuta kutalikitsidwa;
2) Ubwino wa pamwamba pa zinthu zopangidwa ndi chingwe chachitsulo ndi wabwino, ndipo kusalala ndi kusalala kumatha kufikira zofunikira kwambiri pakukonza molondola;
3) Palibe njira yomatira mu lamba wachitsulo, ndipo zida zimatha kugwira ntchito maola 24 mosalekeza, ndi ntchito yabwino kwambiri;
4) Pamwamba pa chingwe chachitsulocho pakhoza kukhala kulondola kwambiri pokonza zinthu kuti zikwaniritse zosowa za zinthu zapamwamba;
5) Lamba wachitsulo ndi wosavuta kusamalira, ndipo gawolo lingachotsedwe pokumba ndi kukonza, ndikuyikanso chigamba chatsopano. Malo akuluakulu amatha kudulidwa kutalika kwake ndikuwotchereranso kukhala gawo latsopano la lamba wachitsulo.
6) Chipolopolo chaching'onoslamba wachitsulo limagwiritsa ntchito njira yochepetsera kutentha, zomwe zingathandize kwambiri kuti likhale losalala.
7) Ngati lamba wachitsulo ali ndi kusintha kwa kutalika kwa lamba lonse lachitsulo, palibe njira yabwino yosamalira. Pokhapokha ngati ukadaulo wolumikizira wautali wokhala ndi njira yovuta wagwiritsidwa ntchito, koma mtengo wa njira yovuta ndi wokwera.
Kodi mungagwiritse ntchito bwanji bwino lamba wachitsulo?
Ogwiritsa ntchito lamba wachitsulo akuda nkhawa kwambiri ndi nthawi yomwe malamba achitsulo amagwirira ntchito, tafotokoza mwachidule mfundo zotsatirazi zokhudzana ndi nthawi yomwe malamba achitsulo amagwirira ntchito, tikuyembekeza kutiThandizeniMumamvetsa bwino malamba athu achitsulo.
Fmwachangu, lamba wachitsulo adzapirira kupsinjika kwakukuluchifunirozimakhudza moyo wautumiki.
Kodi kupsinjika kwabwino kwambiri kwa lamba wachitsulo ndi kotani? Zachidziwikire, kupsinjika kochepa komwe lamba wachitsulo amakhala nako, kumakhala nthawi yayitali, zomwe ziyenera kuphatikizidwa ndi zosowa za ogwiritsa ntchito popanga zinthu za rabara. Kawirikawiri, kugwiritsa ntchito lamba wachitsulo wa MT1650 mu DLG-7Zipangizo za 00X1400 za fakitale ya Shanghai Rubber Machinery No. 1 mwachitsanzo, ogwiritsa ntchito ambiri opanga amasintha mtengo wa hydraulic gauge pafupifupi 15 ~ 20Mpa. Kuphatikiza apo, chifukwa cha ma dayamita osiyanasiyana a ma hydraulic cylinders omwe amagwiritsidwa ntchito ndi drum vulcanizer kuti athandizire ma extension rollers, ma specific values nawonso adzakhala osiyana. Chonde funsani wopanga zida kuti mudziwe ma specific values omwe awonetsedwa ndi tebulo la hydraulic la drum vulcanizer.
Kachiwiri, ogwiritsa ntchito ambiri amaganiza kuti lamba wachitsulo akamakhuthala, amakhala ataliatalinthawi yake yonsemusanagule, zomwe kwenikweni ndi kusamvetsetsana. Ngakhale kuti lamba wokhuthala wachitsulo amatha kupirira kukhudzidwa ndi zinthu zolimba zomwe zili mu chipangizocho ndipo sizophweka kupanga mabowo akuluakulu, lamba wokhuthala wachitsulo uli ndi radius yayikulu yopindika, yomwe imakhudzidwa kwambiri ndi kuwonongeka kwa kutopa komwe kumachitika chifukwa chopindika mobwerezabwereza, ndipo kupsinjika kwa kupindika kumakhala kwakukulu, kotero lamba wokhuthala wachitsulomwina sangakhale ndi moyo wautali wautumiki.
Kuphatikiza apo, pambuyo poyika lamba wachitsulo, sikoyenera kusintha nthawi yomweyo kuthamanga kwa mpweya ku mtengo wofunikira pakupanga, ndipo kuthamanga kuyenera kuwonjezeredwa pang'onopang'ono mpaka ntchito yanthawi zonse ikugwira ntchito. Kutentha kwa lamba wachitsulo kuyeneranso kuwonjezeredwa pang'onopang'ono kuti kuchepetse kusintha kwa kupsinjika kwamkati komwe kumachitika chifukwa cha kufalikira ndi kupindika kwa kutentha, ndipo chipangizo chotenthetsera sichiyenera kuyatsidwa pamene vulcanizer yasiya kugwira ntchito.
Pomaliza, ngati zinthu zotsatirazisakumvetseraPakugwiritsa ntchito, lamba wachitsulo amathanso kuwonongeka:
1) Kuwonongeka kwakukulu kwa lamba wachitsulo komwe kumachitika chifukwa cha kusagwira ntchito bwino. Ngati zinthu za rabara zalumikizidwa pang'ono, zinthu zakunja zofanana ndi zida zokonzera zidzalowa mu vulcanizer ya drum, zomwe zimapangitsa kuti mzere wachitsulowo usinthe m'deralo ndikusiya zotsalira pamwamba pa chinthucho.
2) Nthawi yokonza ndi yayitali kwambiri, ndipo pamwamba pa lamba wachitsulo payenera kutsukidwa sabata iliyonse.
3) Zinthu zopangira zophikidwa mopanda khalidwe. Izi zimachitika makamaka chifukwa cha kupsinjika kwakukulu komwe kumachitika chifukwa cha zinthu zolimba zomwe zili mu zinthu zopangira.
4) Zipangizo sizikugwira ntchito bwino. Mwachitsanzo, kusintha kwa lamba wachitsulo komwe kumachitika chifukwa cha zifukwa zosiyanasiyana kumapangitsa kuti lamba wachitsulo awonongeke.
5) Mphepete mwa chingwe chachitsulocho mumapangachakuthwangodya, zomwe zimayambitsa kupsinjika ndi ming'alu
6) Lamba wachitsulo sunatsukidwe bwino,ndizinthu zakunja zomwe zimamatira mkati mwa lamba wachitsulo
7) Chopangidwa ndi rabala ndi chopapatiza kuposa m'lifupi mwa lamba wachitsulo, ndipo m'mphepete mwa chopangidwa ndi rabala chophwanyidwa chimagwiritsa ntchito mphamvu pamalo omwewo a lamba wachitsulo kwa nthawi yayitali.
8) Kutalika kwa chosinthira chosinthira ndi dzanja ndi kwakukulu kwambiri, kapena vulcanizer ya ng'oma imasinthidwa pafupipafupi
Mawerengedwe ena ofunikira okhudza ma vulcanizer a ng'oma
1. M'mimba mwake ndi kutalika kwa ng'oma
Chotsukira ng'oma chimamaliza kutentha, kupanikizika, ndi kuphulika kwa chinthucho pa ng'oma yotsukira. Chifukwa chake, kukula ndi kutalika kwa ng'oma yotsukira ndi chimodzi mwazofunikira kwambiri.
- Mafotokozedwe ofala a m'mimba mwake wa ng'oma yayikulu ndi 350, 700, 1000, 1500 ndi 2000mm. Chiŵerengero cha m'mimba mwake wa ng'oma yayikulu ndi ng'oma ya kapolo ndi: D0 = 2/3D, ndipo ng'oma ya kapolo D0 siyenera kukhala yaying'ono kwambiri, apo ayi idzakhudza moyo wotopa wopindika wa gulu lokakamiza. D0 ndi yayikulu kwambiri, makinawo ndi okulirapo, osagwira ntchito, kutengera kusanthula komwe kwatchulidwa pamwambapa, m'mimba mwake wa ng'oma yayikulu D ya lamba wokakamiza wa guluu wopachikika wachitsulo, D=700~1000mm ndiyoyenera;
- Pa zingwe zopyapyala zachitsulo, D=1500~2000mm ndi yoyenera. kutalika kwa ng'oma yayikulu,
- Kutengera ndi m'lifupi mwa chinthu chopangidwa ndi vulcanized, nthawi yomweyo, vuto la kuuma liyeneranso kuganiziridwa, chifukwa chake, chiŵerengero chake cha kutalika ndi m'mimba mwake sichiyenera kukhala chachikulu kwambiri, nthawi zambiri L/D=1~3 ndi yoyenera.
Chachiwiri, kutalika ndi makulidwe a lamba wokakamiza
- Kupanikizikalambandiye gawo lalikulu lotsimikizira kuthamanga kwa vulcanization kwa chinthucho, ndipo m'lifupi mwake mumatsimikiziridwa ndi m'lifupi kwambiri la chinthucho.
-Utali wa kuthamanga kwa magazilambaamawerengedwa malinga ndi kapangidwe ka vulcanizer, ndipo pamene kutalika kwa L kumachepa, moyo wa kuthamanga kwa magazi umachepa.lambaimachepa mofanana.
- Kukhuthala kwa lamba wokakamiza kumakhudzanso mwachindunji mphamvu yokoka, mphamvu yopindika komanso nthawi yotopetsa ya lamba wachitsulo. Chifukwa chake, kaya ndi yoyenera kapena ayi kudzakhudza mwachindunji magwiridwe antchito a vulcanizer ya drum.
- Mtengo woyenera kwambiri wa δ ndi:
δ ＝(PDD0 /2E)1/2
δ - makulidwe a kuthamanga kwa magazilambacm
Kupanikizika kwa P-Vulcanization kg/㎠
D-Vulcanizing ng'oma m'mimba mwake cm
E-Modulus yotanuka ya lamba wachitsulo kg/㎠
D0 - M'mimba mwake wocheperako wa mpukutu womwe lamba wokakamiza umadutsa, nthawi zambiri masentimita m'mimba mwake wa ma roller osinthira apamwamba ndi otsika kapena ma tension roller
3. Kuwerengera mphamvu ya lamba wachitsulo
E: Kuchuluka kwa kukhuthala (kgf/mm2)
P: Kukanikiza kwa lamba wachitsulo (kg)
D: M'mimba mwake wa Pulley (mm)
B: Chitsulo chachitsulo cha m'lifupi (mm)
T: Kukhuthala kwa lamba wachitsulo (mm)
Mwachitsanzo, Shanghai Rubber No. 1 Factory standard small drum sulfure, small drum diameter ya 400mm, small drum diameter ya 700mm, silinda diameter ya 100mm. Kuthamanga kwa 20MPa. Kukula kwa chitsulo ndi: 7650*1.2*1380mm, kenako kuwerengera ndi: chithunzi
= 783.61 (mphamvu yochepera ya 1100MPa pa cholumikizira)
σ iyenera kukhala yotsika kuposa mphamvu ya malo olumikizidwa a mzere wachitsulo
Ngati muli ndi mafunso kapena mukufuna kudziwa zambiri, chonde musazengereze kulankhula nafe ~
Nthawi yotumizira: Mar-11-2025