Ndikofunikira kwambiri kuti mufanane ndi kubereka mkati mwake ndi shaft ndi m'mimba mwake kunja ndi nyumba pamene kubera kumayikidwa. Ngati kukwanira kuli kotayirira kwambiri, malo okwererako amatulutsa kutsetsereka, komwe kumatchedwa kukwawa. Zokwawa zikangochitika, zimawononga malo okwererako, kuwononga tsinde kapena nyumba, ndipo ufa umalowa m'bokosi, kubweretsa kutentha, kugwedezeka ndi kuwonongeka. Kusokoneza kwakukulu kumapangitsa kuti m'mimba mwake mukhale ang'onoang'ono akunja kwa mphete yakunja kapena kukula kwamkati mkati mwa mphete yamkati, zomwe zidzachepetse chilolezo chamkati cha kunyamula. Kuonjezera apo, kulondola kwa geometric kwa shaft ndi shell processing kudzakhudzanso kulondola kwapachiyambi kwa mphete yonyamula, motero kumakhudza ntchito ya kubereka.
1.1 Kusankhidwa kwa Fit 1.1.1 Chikhalidwe cha katundu ndi kusankha koyenera kumatsimikiziridwa molingana ndi kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kake. Kuyenerera (kusokoneza koyenera) mphete yakunja: mphete yopezeka yothamanga (chilolezo) mphete yamkati: bwalo losasunthika: njira yozungulira yonyamula katundu, ndi mphete yakunja ndi mphete yamkati: kutembenuka kolakwika: mayendedwe olemetsa: mphete yokhazikika yamkati, mphete yakunja yozungulira yomwe ilipo yokwanira (chilolezo) mphete yakunja yopingasa: (USES) malangizo: ndi mphete yamkati ikuzungulira nthawi yomweyo. 2) Kuyenerera koyenera Kusankha zoyenera, zonyamula katundu, kukula, kutentha, kuyika, kuchotsedwa kwazinthu zosiyanasiyana. Pamene kunyamula kumayikidwa ku chipolopolo chopyapyala chokhala ndi mipanda ndi tsinde lopanda kanthu, kuchuluka kwa kusokoneza kuyenera kukhala kwakukulu kuposa kwa wamba. Chigoba chopatulidwacho chikhoza kusokoneza mphete yakunja, choncho mphete yakunja iyenera kugwiritsidwa ntchito mosamala pansi pa chikhalidwe cha static coordination. Pankhani ya kugwedezeka kwakukulu, mphete yamkati ndi mphete yakunja iyenera kugwirizanitsa static.
Gwirizanani ndi malingaliro ambiri, tchulani tebulo 2, tebulo 3 tebulo 2 centripetal yonyamula ndi shaft ndi mikhalidwe yoyenera milandu (referensi) m'mimba mwake wa axle (mm) wozungulira wozungulira wokhala ndi mawu amtundu wa cylindrical roller bearings taper roller bearings automatic self-aligning roller yokhala ndi cylindrical holeft ndi shaft yonyamula zitsulo zozungulira ndi shaft. Ndiosavuta kusuntha mawilo a static axle mawilo onse kukula kwa g6 mwatsatanetsatane, Ndi g5, h5, kunyamula ndi kuthandizira mafoni ofunikira h6 imapezekanso popanda mphete yamkati ndiyosavuta kusuntha gudumu la shaft h6 mkati mwa mphete yozungulira, chingwe chozungulira kapena chiwongolero cha katundu wosinthika pansi pa katundu wopepuka 0.06 Cr (1) katundu wosiyanasiyana, makina osindikizira, makina osindikizira, makina osindikizira, makina opopera 18 - Js5 kulondola pakafunika ndi mlingo wa p5, mkati mwake pogwiritsa ntchito mpira wolondola pansi pa 18 mm h5. Katundu wamba (0.06 ~ 0.13) Cr (1) Wokhala ndi gawo la injini yapakatikati ndi yayikulu, mpope, spindle ya injini, chida chotumizira zida, makina opangira matabwa osakwana zaka 18 -- N6 mizere yodzigudubuza yokhala ndi mizere imodzi ndi mizere yopitilira mizere yozungulira ingagwiritsidwe ntchito k6, M6 m'malo mwa K5, M5. P6 140-200 40-65 R6 200-280 100-140 N6 -- 200-400 140-280 P6 -- 280-500 R6 -- Kuposa 500 R7 katundu wolemetsa (pa 0.13Cr (1)) makina opangira magetsi opangira magetsi - makina opangira magetsi opangira magetsi 50-140 50-100 N6 Chosowa chachikulu kuposa chilolezo chonyamula - p6, 140-200, 100-140 - kuposa 200, 140-200 r6 -- 200-500 r7 amangonyamula katundu wa axial wa magawo a kapangidwe kake kamangidwe kamene kamakhala ndi malo ogwiritsira ntchito Jripetal - 3 g 6 Zipolopolo za dzenje zimagwira ntchito (zofotokozera) kusuntha kwa mphete yakunja kwa dzenje lololera kalasi yonse ya chipolopolo chabowo chokhala ndi mphete zakunja zozungulira katundu wolemetsa wamagalimoto odzigudubuza (crane) kuyenda gudumu lamsewu P7 mphete yakunja kupita kumayendedwe axial.
katundu wamba, katundu wolemera galimoto gudumu (mpira mayendedwe) shaker N7 kuwala katundu kapena kusintha katundu conveyor lamba kukangana pulley gudumu, pulley M7 osati khamu lalikulu katundu katundu trolley katundu kapena katundu wopepuka wa mpope crankshaft spindle lalikulu galimoto K7 akunja mphete mfundo osati kwa axial malangizo a axial kwa mphete yakunja safuna kuphatikizika axial chipolopolo kapena chipolopolo mtundu wamba kapena chipolopolo chopanda chipolopolo. katundu JS7 (J7) mphete akunja adzatha anasamukira ku axial kufunika mphete akunja kwa axial malangizo a mkati mphete kupota katundu wa mitundu yonse ya katundu wonyamula mbali ya ambiri kubala bokosi la njanji galimoto H7 akunja mphete ku axial malangizo mosavuta - katundu wamba kapena katundu wopepuka kukonza kulowetsa mu chipolopolo kutsinde ndi kunyamula katundu, H8 mkulu kutentha kwa pepala losauka, makamaka G7 wowuma mozungulira popanga pepala losawoneka bwino la H8. kuzungulira kwa spindle kumbuyo kwa mpira wokhala ndi liwiro lalitali centrifugal kompresa yokhazikika mbali yokhala ndi JS6 (J6) mphete yakunja kupita ku axial malangizo - osawongoleredwa ndi katundu kumbuyo kwa mpira wonyamula kugaya spindle mkulu-liwiro centrifugal kompresa K6 yokhazikika mbali yokhala ndi mphete yakunja, yokhazikika pamlingo wa K6 wokhazikika, wokhazikika pamlingo wokulirapo wa K6. zofunika zapadera pansi pa mkhalidwe wolondola kwambiri, Zokwanira zazing'ono zovomerezeka ziyenera kugwiritsidwanso ntchito pa cholinga chilichonse.
Mkati mphete kupota katundu zosiyanasiyana katundu, makamaka ayenera kasinthasintha mwatsatanetsatane ndi kulimba lalikulu la makina chida spindle ndi M6 kapena N6 cylindrical wodzigudubuza atanyamula mphete akunja okhazikika mu axial malangizo kwa noiseless zipangizo zapakhomo H6 akunja mphete kwa axial malangizo - 3), kulondola kwa olamulira, ndi hood, ndi okwera pamwamba, ndi okwera pamwamba, ndi okwera pamwamba, ndi mwatsatanetsatane. okhudzidwa ndi ake sangathe kusonyeza ntchito yofunika. Mwachitsanzo, kuyika gawo la phewa ngati kulondola sikuli bwino, mphete zamkati ndi zakunja zidzapendekera. Kuphatikiza pa katundu wonyamula, kuphatikizapo katundu wokhazikika pamapeto, moyo wotopa wonyamula udzachepetsedwa, ndipo mozama kwambiri, udzakhala chifukwa cha kuwonongeka kwa khola ndi sintering. Komanso, mapindikidwe chipolopolo chifukwa katundu kunja si lalikulu. Ndikofunikira kuthandizira kwathunthu kukhazikika kwa kubereka. Kukwera kwa kukhazikika, kumakhala bwino phokoso ndi kugawa katundu wa zonyamula.
Nthawi zambiri ntchito, kutembenukira kumapeto Machining kapena mwatsatanetsatane wotopetsa makina processing kungakhale. Komabe, pazochitika zomwe zimakhala ndi zofunikira kwambiri za kutha kwa kasinthasintha ndi phokoso komanso zinthu zolemetsa zimakhala zovuta kwambiri, kugaya komaliza kudzagwiritsidwa ntchito. Pamene ma bearings oposa 2 akonzedwa m'nyumba yonse, malo okwererako amayenera kupangidwa kuti azipangidwa ndi makina ndi ming'oma. Nthawi zambiri kagwiritsidwe ntchito, shaft, kulondola kwanyumba ndi kumaliza zitha kuwonetsedwa mu Gulu 4 pansipa. Table 4 Axis and Housing Accuracy and Finish Of bearings - Class AXIS enclosure roundedness tolerances - kalasi 0, kalasi 6, kalasi 5, Kalasi 4 IT3 ~ IT42 2IT3 ~ IT42 2 IT4 ~ IT52 2IT2 ~ IT42 2 Cylindricity 0, kalasi 4 IT, kalasi 4 IT, kalasi 6 IT 2IT2 ~ IT32 2 IT4 ~ IT52 2IT2 ~ IT32 2 Kupirira kwa mapewa - kalasi 0, kalasi 6, kalasi 5, kalasi 4 IT3IT3 IT3~IT4IT3 Kufananiza pamwamba pa mapeto Rmax yaying'ono yobereka 3.2 S6.3s 6.3 S12.5s.
Zomwe zimatchedwa kuti chilolezo chamkati cha chiberekero chimatanthawuza kuchuluka kwa kayendetsedwe kake pamene mphete yamkati kapena yakunja ya chiberekero imayikidwa musanayambe kuyika pamtengo kapena bokosi lonyamula katundu, ndiyeno mbali yosasunthika imasunthidwa mu radial kapena axial direction. Malingana ndi kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe ka kayendetsedwe kapa zachuma kabubundunkangwangwangwangwangwangwangwangwaanianiani ukungena kokuda iliyokolingaliswengaliro wogwiritsa ntchito zikhale zovomerezeka Poyesa chilolezo chamkati cha bearing, kuti mtengo woyezedwa ukhale wolimba, katundu woyezetsa nthawi zambiri amagwiritsidwa ntchito pa mphete. Chifukwa chake, mtengo woyeserera ndi wokulirapo kuposa mtengo weniweni wa chilolezo, ndiye kuti, kuchuluka kowonjezera kwa zotanuka zomwe zimachitika chifukwa chogwiritsa ntchito mayesowo. Mtengo weniweni wonyamula chilolezo chamkati ukuwonetsedwa mu Table 4.5. Kuwonjezeka kwa chilolezo chifukwa cha zotanuka deformation pamwamba amakonzedwa. The zotanuka mapindikidwe odzigudubuza mayendedwe ndi negligible. Table 4.5 kuthetsa chikoka cha ma radial chilolezo mayeso katundu kudzudzulidwa (zakuya poyambira mpira kubala) mayunitsi: um mwadzina kubala chitsanzo m'mimba mwake d (mm) (N) chilolezo mayeso katundu kudzudzulidwa kwa C2 C3 C4 C510 wamba (kuphatikiza) 18 24.549 147 3 ~ 4 6 4 4 8 April 9 8 9 April 6 92.2 Kusankhidwa kwa chilolezo chokhala ndi chilolezo chothamanga, chifukwa cha kukwanira kwake komanso kusiyana kwa kutentha pazifukwa zamkati ndi zakunja, nthawi zambiri zimakhala zazing'ono kuposa chilolezo choyambirira. Chilolezo chogwiritsira ntchito chikugwirizana kwambiri ndi moyo wobereka, kukwera kwa kutentha, kugwedezeka ndi phokoso, kotero ziyenera kukhazikitsidwa ku chikhalidwe choyenera.
Mwachidziwitso, pamene kubereka kukugwira ntchito, ndi chilolezo choyendetsa pang'ono choipa, moyo wobereka ndiwopambana. Koma ndizovuta kwambiri kusunga chilolezo choyenera. Ndi kusintha kwa mautumiki, kuchotsedwa kolakwika kwa mayendedwe kumawonjezeka mofanana, zomwe zidzachititsa kuchepa kwakukulu kwa moyo wobereka kapena kubadwa kwa kutentha. Chifukwa chake, kuloledwa koyamba kwa zotengera nthawi zambiri kumakhala kokulirapo pang'ono kuposa zero. CHITH. 2 kusiyanasiyana kwa kukhala ndi chilolezo cha radial 2.3 Njira Zosankhira za Kukhala ndi chilolezo Mwachidziwitso, kukhala ndi moyo kumakulitsidwa pakakhala chilolezo choyipa pang'ono pansi pazikhalidwe zotetezeka. Koma m'machitidwe, ndizovuta kwambiri kukhalabe mulingo woyenera izi. Mikhalidwe ina yautumiki ikasintha, chilolezo choyipa chimawonjezeka, zomwe zimapangitsa kuchepa kwakukulu kwa kubereka kapena kutentha. Choncho, pamene chilolezo choyamba chimasankhidwa, chilolezo chogwiritsira ntchito chiyenera kukhala chokulirapo pang'ono kuposa zero.
Kwa mayendedwe pansi pazikhalidwe zabwino, kugwirizanitsa katundu wamba kudzatengedwa. Pamene liwiro ndi kutentha zili bwino, chilolezo chofanana chiyenera kusankhidwa kuti chipeze chilolezo chogwira ntchito. Table 6 chilolezo wamba mwachitsanzo ntchito zigwiritsidwe ntchito chilolezo chilolezo pansi katundu katundu, katundu zimakhudza, kusokoneza kuchuluka kwa njanji chitsulo chogwira ntchito C3 kugwedera chophimba C3 ndi C4 sangakwanitse katundu Direction, mkati ndi kunja bwalo la C4 thirakitala kutengera malo amodzi ndi njanji galimoto traction galimoto, reducer kapena C4 kubala mkati mphete kutentha makina Crotational Crotational vibration Crotational Crotational vibration Crotational makina Crotational vibration Crotational Crotational Crotational vibration c3 Crotational vibration Crotational Crotational. phokoso la micro-motor C2 chilolezo chosinthira ndikuwongolera kugwedezeka kwa shaft NTN spindle (mizere iwiri ya cylindrical roller) C9NA, C0NA.
Nthawi yotumiza: Jul-30-2020