Mapangidwe a Masinthidwe Owongolera Makina a Pulasitiki Jakisoni Womangira Makina Otengera Transformer ndi PLC

Pulasitiki amagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana. Monga zida zopangira mapulasitiki, ntchito processing wa makina jekeseni akamaumba nthawi zambiri amakhala ndi kusintha kwadzidzidzi kwa liwiro, kukhazikika kosasunthika kwa kukonzekera phokoso la mthunzi kumagwiritsidwa ntchito, monga jekeseni guluu, mpando ndi zina zotero, zomwe zimafuna magwiridwe antchito abwino osinthika, koma makina opangira jakisoni azikhalidwe zimatengera kuwongolera kwa ma hydraulic electromagnet, ndi hardware ndi dera ndi zovuta. Magawo monga kuthamanga kwa jekeseni sangathe kufanana bwino komanso panthawi yake, kotero n'zovuta kukonza dongosolo pakalephera. Ndi kusiyanasiyana kofunikira kwa zinthu zapulasitiki zomalizidwa m'moyo wamakono, kuwongolera kupanga makina omangira jekeseni kumayenera kusinthidwa mwachangu ndikuwongolera. Kulumikizana kwa dongosolo lolamulira la makina opangira jekeseni ndizovuta (1), zomwe ndizovuta komanso zosinthika, ndipo sangathe kukwaniritsa zosowa zopanga zamitundu ingapo yazinthu. Wotembenuza pafupipafupi amatha kusintha ma frequency mosinthika ndikuzindikira kuwongolera kosinthika kwa liwiro. Kutengera kuchepa kwa liwiro la zida zamakina omangira jekeseni, gawo la makina opangira jekeseni omwe amafunikira kuthamanga kosinthika pafupipafupi amatha kusinthidwa kukhala kutembenuka pafupipafupi (2), zomwe zimatha kuzindikira kusintha kwachangu kwaukadaulo wamakampani, ndikupulumutsa mphamvu moyenera, pomwe kukhazikitsidwa kwa dongosolo lowongolera masinthidwe kungapangitse kuwongolera kukhala kosavuta komanso kosavuta.

1 pulogalamu yonse ya dongosolo

Ntchito yaikulu ya makina jekeseni akamaumba ndi kutentha, kubaya ndi kupanga zipangizo. (3) ukadaulo woumba jekeseni (3) makamaka ili ndi mbali zotsatirazi: kutseka kwa nkhungu, jekeseni mpando, jekeseni guluu, kuchotsa mpando, kutseguka kwa nkhungu, etc., momwe magawo anayi a nkhungu kutseka, kulowa pampando, kuchotsa mpando, jakisoni wa glue ndi kutseguka kwa nkhungu zimakhala ndi kusiyana pakati pa liwiro lalikulu ndi liwiro lotsika, ndipo ndondomeko yeniyeni ya ntchitoyo ikuwonetsedwa mu chithunzi 1.

Dongosolo lowongolera limatenga mawonekedwe a makina a HMI kutengera pulogalamu ya MCGSE.

Wowongolera amatengera PLC, ndipo zotumphukira za PLC zili ndi zolowetsa zamtundu wa on-off ndi zotulutsa zamtundu wa executor. mayendedwe anayi a nkhungu kutseka, jekeseni wapulasitiki, mpando kulowa ndi mpando kumbuyo, ndi kutsegula nkhungu kumafunika kusintha liwiro. Electromagnets amagwiritsa ntchito frequency chosinthira kupanga, zigawo zake zina zimagwiritsabe ntchito makina owongolera ma valve oyendetsedwa ndi ma elekitiroma, kudzera mu valve electromagnetism, wopatsirana pakati wazindikira jekeseni akamaumba makina ulamuliro zina zamakono, kutengera kusintha kwafupipafupi ndi dongosolo la PLC configuration control system monga momwe tawonetsera pa Chithunzi 2.

2 Kapangidwe kadongosolo

2. 1 System Hardware Design System imatenga Mitsubishi FR yokhala ndi chiwongola dzanja chokwera kwambiri -740 frequency converter, ma frequency converter main circuit wiring [4] monga momwe tawonetsera pa Chithunzi 3, momwe kutsegula ndi kutseka nkhungu ndi makina oyendetsa magetsi, mpando patsogolo ndi mpando kubwerera ndi magetsi makina kulamulira dongosolo, zogwirizana ndi kusinthasintha kwabwino ndi koipa kwa makina amagetsi, M1-M3 motsatana limafanana ndi nkhungu kutsegula ndi kutseka galimoto, kutsogolo kwa mpando ndi retreat motor, glue kuwombera mota

Dongosolo lowongolera limatenga zinthu za PLC za Mitsubishi Corporation

Mtengo wa FX3U-32MR / A, 16 kulowa / 16 zotuluka, kuti apange dongosolo lowongolera bwino, kuphatikiza pa mabatani anayi a hardware omwe amagawika bwino adilesi ya PLC, mu pulogalamu ya kasinthidwe ya MCGSE idaperekanso adilesi ya M, kuti musinthe mawonekedwe owongolera. jekeseni akamaumba makina kulamulira dongosolo PLC kunja athandizira mbali, linanena bungwe mbali wiring chithunzi chogawa monga momwe chithunzi 4.

Bonding jekeseni akamaumba makina kusintha pafupipafupi kuwongolera njira, kutseguka kwa nkhungu, kudya pampando, jekeseni wa glue wotsatira

Chizindikiro chamagetsi chimalumikizidwa ndi chizindikiro choyambira kuzungulira kozungulira kwa frequency converter, ma clamping ndi ma back relay sign amalumikizidwa ndi reverse start signal ya frequency converter, ndi mgwirizano wogwirizana pakati pa chizindikiro chakunja ndi chizindikiro chozungulira chabwino ndi choipa cha osinthira pafupipafupi akuwonetsedwa mu Chithunzi. 5.

2.2 Malingaliro osinthika pafupipafupi pamakina omangira jekeseni

jekeseni akamaumba makina osiyana ndondomeko amafuna kuthamanga osiyana ndi liwiro, malinga ndi zofunikira za ndondomeko ya zida, gawo la inverter la malingaliro opanga ndi awa:

(1) Kuwombera koyambirira kwa nkhungu kumafuna kulimba kwa nkhungu mwachangu, ndondomekoyi imafuna kupanikizika kwakukulu, mfundo yogwirira ntchito ya makina opangira jekeseni imatha kuwoneka kuti kuthamanga kwa jakisoni kumayenderana ndi liwiro la mota. Kuchokera pa frequency Converter liwiro chilinganizo, liwiro ndi pafupipafupi kukhala chiŵerengero chabwino, kotero mafupipafupi oyambira a clamping ayenera kugwiritsa ntchito ma frequency okulirapo, ku 45Hz, pofuna kuchepetsa kukhudzidwa, kugunda mochedwa, ndiye, njira yochepetsera pang'onopang'ono iyenera kukhala yofulumira komanso kuthamanga kwazing'ono, pafupipafupi 25Hz.

(2) Kumayambiriro siteji ya mpando mu ndondomeko, liwiro ndi lothamanga, pafupipafupi ndi 45Hz, ndipo pambuyo pa nthawi ya 3s, mafupipafupi otsika a 15Hz amagwiritsidwa ntchito kuti athe kufika pamalopo molondola komanso bwino.

(3) Pofuna kuthetsa kuchedwa kwa kuyankha kwa kutembenuka kwa gawo la ndondomeko ya jekeseni, zinthu zapulasitiki zimawumbidwa kuti ziziyenda bwino, Kupititsa patsogolo ubwino wa mapulasitiki, Kuthamanga kosiyanasiyana kwa jakisoni kumagwiritsidwa ntchito pobaya. Kuthamanga kuli mofulumira kumayambiriro kwa ndondomeko ya jekeseni, ma frequency rate ndi 50 Hz, ndi liwiro lokhazikika la 20 Hz iyenera kugwiritsidwa ntchito pambuyo pake 2 masekondi kuti akwaniritse kukakamiza kwa kunyamula.

(4) Mpando kumbuyo ndondomeko ndi ofanana ndi mpando kulowa, kufunikira koyambirira kwa liwiro lachangu, pafupipafupi ndi 45Hz, liwiro liyenera kukhala lokhazikika pomwe malo afikira pambuyo pa 3s, ndipo kuchuluka kwa ma frequency ndi 15Hz.

(5) Pambuyo pulasitiki akamaumba, nkhungu imafunika liwiro lapakati, kuthamanga pang'ono, ndipo ma frequency ndi 30Hz, kutsatiridwa ndi kuthamanga pang'onopang'ono ndi kuthamanga, pafupipafupi mlingo ndi 15Hz.

Malinga ndi kubwereza liwiro kulamulira amafuna makina jekeseni akamaumba, ma frequency converter amatenga njira yowongolera ma liwiro ambiri [5], ndi RH yothamanga kwambiri, malekezero apakati-liwiro la RM, otsika-liwiro RL mapeto a FR-740 frequency converter ndi PLC zotuluka chizindikiro amawongoleredwa ndi Y14, Y15, Y16. Popeza M1-M3 injini zitatu sizikuyenda nthawi imodzi, otembenuza pafupipafupi angagwiritsidwe ntchito mofanana, kuchepetsa kulowa, RH kuyankha kwa P r. 4 magawo, ndi M kuyankha kwa P r. 5. Parameters, R L mpaka Pr.6 magawo, pafupipafupi 4 pafupipafupi 7 mogwirizana ndi Pr. 24-Pr. 27, nambala yafupipafupi, parameter, ndi RH, RM, Zokonda za RL monga zikuwonetsedwa mu Table 1, ndiye Pr.4 = 25, Pr.2 = 20, ndi zina zotero.

2.3PLC Programming Design Lingaliro la Makina Opangira Majekeseni

Chifukwa cha kuchepa kwa malo, nkhaniyi imayambitsa mapulogalamu ndi chitsanzo cha mode automatic

2. 3

PLC Programming Design Lingaliro la Makina Ojambulira Pulasitiki

Lingaliro Lamapulogalamu a Makina Odziyimira pawokha a SFC a Makina Omangira Mapulasitiki a Pulasitiki

Ndondomeko amafuna kudya clamping pafupipafupi 45 Hz, mogwirizana ndi pafupipafupi 6 wa Table 1, Mu sitepe iyi ntchito, ndikofunikira kulumikiza Y14 ndi Y15 nthawi yomweyo, kuphatikiza ndi Chithunzi 5, tikhoza kuona kuti m'pofunikanso kupereka chiyambi chizindikiro cha kutsogolo Converter wa nkhungu kutseka. Pamene jekeseni akamaumba makina dongosolo ali mode basi, lingaliro ladongosolo la SFC la dongosololi likuwonetsedwa mu Chithunzi 6, ndipo M0 ndiye gawo loyamba. M1-M13 motsatana ikufanana ndi kulimba nkhungu mwachangu – ejector rod back action process, kuti flexibly kusintha jekeseni akamaumba ndondomeko, mu gawo M1, nthawi ya T1 sigwiritsa ntchito K30 yokhazikika, koma amagwiritsa ntchito D2, kudzera mu mawonekedwe otsatirawa kasinthidwe akhoza kusintha kusintha kwa kudya nkhungu clamping nthawi.

2. 4 PC kasinthidwe kachitidwe kachitidwe kachitidwe kuti athe kuyang'anira kuwunika kwa makina omangira jekeseni muutumiki ndikusintha pamanja.

Parameters, makina owongolera masinthidwe amapangidwa pamaziko a inverter ndi dongosolo la PLC la makina opangira jekeseni., ndipo dongosolo loyang'anira masinthidwe limakhazikitsidwa pogwiritsa ntchito pulogalamu yosinthira MCGSE. The kusakhulupirika mu mawonekedwe basi, mu zenera basi akhoza kudzera lophimba batani mu mawonekedwe Buku, mawonekedwe amanja omwewo amathanso kubwezeredwa ku mawonekedwe odzipangira okha, mawonekedwe, monga kuwombera guluu kanthu batani, Kutseka mwachangu ndi mtundu wina wa data wowunikira wamtundu wamtundu wa switch, motero perekani ma adilesi osiyanasiyana a M, Kuti flexibly kusintha mofulumira nkhungu kutseka, fast mpando kulowa, nthawi yofulumira jekeseni, kugawidwa kwa D2-D4 motsatira, mtundu wa data wamtundu wa manambala, kudzera pazenera kuti mukhazikitse bokosi lolowera kuti mukwaniritse zosintha zapamalo, m'malo motsitsanso pulogalamu ya PLC, bwino kwambiri kupanga Mwachangu.

Mawonekedwe a kasinthidwe a machitidwe opangira ntchito ndi njira yoyesera yamanja akuwonetsedwa pazithunzi 7 ndipo 8. Ntchito yokonzekera ikamalizidwa, tsitsani pulogalamu ya PLC. Dongosolo sikuti limatha kuyan'anila bwino momwe ntchito ikugwirira ntchito, komanso amatha kusintha kuchuluka kwa nthawi monga kuwombera guluu munthawi yake molingana ndi zomwe zimafunikira kupanga. Kudzera pamanja mayeso mode, zida zimatha kusinthidwa ndikusinthidwa bwino, zomwe zimakwaniritsa cholinga choyambirira.

Pambuyo potengera dongosolo latsopano ndi kusintha, inverter imatha kupanga liwiro

Kuwongolera ndikolondola, ndi kugwiritsa ntchito mapulogalamu a kasinthidwe kumatha kukhala osinthika molingana ndi njira zosiyanasiyana ndikusinthira ku ntchito zatsopano zopanga. Dongosolo loyang'anira masinthidwe amatha kuyang'anira ndikuwongolera magawo akulu akupanga munthawi yake komanso moyenera, kotero kuti kuwongolera kumakhala kosavuta komanso kosavuta.

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