Ii-Encoder Applications/Hoisting Machinery
I-Encoder yokuHomisa oomatshini
Ityala lesicelo solawulo lolungiso olulungelelanisiweyo lwezixhobo zokuphakamisa ucango olubanzi olusekwe kwiCanopen fieldbus.
Nye.Ubunjani bezixhobo zokuphakamisa i-crane emnyango:
Iimfuno zokhuseleko zezixhobo zokuphakamisa i-crane emnyango ziya zibonakala ngakumbi, kwaye ingcamango yokhuseleko lokuqala iba yinto ebaluleke kakhulu ekulawuleni.Ngokwemigaqo, iikhrayini zeminyango emikhulu ebanzi ngaphezulu kweemitha ezingama-40 kufuneka zixhotyiswe nge-double-track synchronous correction control ukuze kuthintelwe iingoma eziphindwe kabini ngasekhohlo nasekunene.Ingozi yevili lomatshini wocango licime kakhulu kwaye lidlakaza umzila okanye lide liphume.Ngenxa yeemfuno zokhuseleko, amavili ekhohlo nasekunene komkhondo womatshini womnyango kufuneka alawulwe kwiindawo ezininzi.Ingxelo ethembekileyo yesantya, isikhundla kunye nolunye ulwazi luhambelana ngokuthe ngqo nokhuseleko kunye nokuthembeka kolawulo.Ubume bokusingqongileyo besixhobo sokuphakamisa i-crane bumisela ubunjani bokhetho lwezi nzwa zomqondiso kunye nokuhanjiswa:
1. Kwindawo yokusebenza entsonkothileyo kwisiza, ii-frequency converters, iimotor ezinkulu kunye ne-high and low voltage supply systems, iintambo zesignali zihlala zicwangciswa kunye neentambo zombane, kwaye ukuphazamiseka kombane kwisiza kubi kakhulu.
2. Ukuhamba kwezixhobo, umgama omde ohambayo, kunzima ukuhla.
3. Umgama wokuhambisa umqondiso ude, kwaye ukhuseleko kunye nokuthembeka kwedatha yesignali iphezulu.
4. Ulawulo lwe-synchronous lufuna ukuhanjiswa kwexesha langempela kunye nokuthembekileyo.
5. Uninzi lwazo lusetyenziswa ngaphandle, kunye neemfuno eziphezulu zokukhusela izinga kunye neqondo lokushisa, kodwa izinga eliphantsi loqeqesho lwabasebenzi, kunye neemfuno eziphezulu zokunyamezela imveliso.
Mbini.Ukubaluleka kwexabiso elipheleleyo le-encoder ye-multi-turn encoder ekusetyenzisweni kwezixhobo zokuphakamisa i-crane emnyango:
Kukho ii-potentiometers, i-proximity switches, i-encoders eyongeziweyo, ii-encoder ezipheleleyo ezijikayo, i-multi-turn absolute encoder, njl.Ngokuthelekisa, ukuthembeka kwee-potentiometers kuphantsi , Ukuchaneka kakubi, indawo efileyo kwi-angle yokusetyenziswa;Ukutshintsha okusondele, ukutshintshela kwe-ultrasonic, njl njl. zizibonakaliso zendawo enye kuphela kodwa zingaqhubeki;Isiginali ye-encoder eyongeziweyo yokuchasana nokuphazamiseka ayilunganga, uphawu alukwazi ukuhanjiswa kude, kwaye indawo yokusilela kombane ilahlekile;Umjikelo omnye ogqibeleleyo wekhowudi Inokusebenza kuphela ngaphakathi kweedigri ezingama-360.Ukuba i-angle yokulinganisa iyandiswa ngokutshintsha isantya, ukuchaneka kuya kuba nzima.Ukuba isetyenziswe ngokuthe ngqo kwisangqa esinye ukufezekisa ulawulo lwe-multi-lap ngememori, emva kokusilela kwamandla, iya kulahlekelwa yindawo yayo ngenxa yomoya, ukutyibilika okanye ukunyakaza okwenziweyo.Kuphela ixabiso elipheleleyo le-encoder ye-multi-turn encoder ingasetyenziselwa ngokukhuselekileyo kwisixhobo sokuxhoma kumatshini womnyango.Ayichatshazelwa yijita yokucima kombane.Inokusebenza ngemigama emide kunye nokujika okuninzi.I-digitalization epheleleyo yangaphakathi, i-anti-interference, kunye nesignali inokufezekiswa.Usasazo olukhuselekileyo lomgama omde.Ngoko ke, ngokombono wokhuseleko lwezixhobo zokunyusa umnyango, ixabiso elipheleleyo le-multi-turn encoder lukhetho olungenakuphepheka.
Isindululo sesicelo se-Canopen absolute encoder kwisixhobo sokuphakamisa icrane emnyango
I-CAN-bus (i-ControllerAreaNetwork) yinethiwekhi yendawo yomlawuli, enye yezona bhasi zisetyenziswa kakhulu kwiindawo ezivulekileyo kwihlabathi.Njengendlela yokulawula unxibelelwano lwenethiwekhi ekude kunye nobuchwepheshe obuphezulu, ukuthembeka okuphezulu, imisebenzi epheleleyo kunye neendleko ezifanelekileyo, i-CAN-bus isetyenziswe ngokubanzi kwiinkqubo ezahlukeneyo zokulawula ukuzenzekelayo.Ngokomzekelo, i-CAN-ibhasi ineenzuzo ezingenakuthelekiswa nanto kwiinkalo ezahlukeneyo ezifana ne-automotive electronics, oomatshini abazenzekelayo, izakhiwo ezihlakaniphile, iinkqubo zamandla, ukubeka esweni ukhuseleko, iinqanawa kunye nokuthutha, ukulawulwa kwe-elevator, ukhuseleko lomlilo, izixhobo zonyango, njl., ngakumbi xa okwangoku ekukhanyeni.I-Can-Bus ngumgangatho okhethwayo wophawu lomzila kaloliwe ohamba ngesantya esiphezulu kunye nokuveliswa kwamandla omoya. I-CAN-ibhasi iphuhlisiwe kwaye igcinwe ngexabiso eliphantsi, ukusetyenziswa kwebhasi ephezulu, umgama omde wothumelo (ukuya kuthi ga kwi-10Km), izinga lothumelo lwesantya esiphezulu (ukuya kuthi ga ngoku. I-1Mbps), ulwakhiwo lweenkosi ezininzi ngokokubaluleka, kwaye luthembekile Ukufunyanwa kwempazamo kunye nendlela yokucubungula ihlawulela ngokupheleleyo ukusetyenziswa kwebhasi ephantsi ye-RS-485 network, i-single-master-slave structure, kwaye akukho ntswelo yokufumanisa impazamo yehardware, eyenza abasebenzisi bakwazi ukwakha. inkqubo yokulawula ibhasi ezinzileyo nesebenzayo, ekhokelela kwixabiso eliphezulu lokwenyani.Kwiimeko ezinzima zesicelo ezifana nezixhobo zokuphakamisa, i-Can-bus inokubona imposiso yomqondiso othembekileyo kunye nendlela yokucubungula, kwaye isenako ukuhambisa idatha kakuhle kwimeko yokuphazamiseka okunamandla kunye nokungathembeki komhlaba, kunye ne-hardware yayo yokuzijonga, I-multi-master. Isikhululo sinokuthi singasebenzi ukuze kuqinisekiswe ukhuseleko lwezixhobo zolawulo.
I-Canopen yiprotocol evulekileyo esekwe kwibhasi ye-CAN kwaye ilawulwa nguMbutho weCiA.Isetyenziswa ikakhulu kwishishini lezithuthi, oomatshini boshishino, izakhiwo ezikrelekrele, izixhobo zonyango, oomatshini baselwandle, izixhobo zelabhoratri kunye nemimandla yophando.Iinkcukacha zeCanopen zivumela imiyalezo ukuba ihanjiswe ngosasazo., Ikwaxhasa i-point-to-point ukuthumela kunye nokufumana idatha, kwaye abasebenzisi banokwenza ulawulo lwenethiwekhi, ukuhanjiswa kwedatha kunye neminye imisebenzi ngokusebenzisa isichazi-magama sezinto zeCanopen.Ngokukodwa, iCanopen ineempawu zokuchasana nokuphazamiseka kunye nesicelo sesikhululo sesikhululo esine-multi-master, esinokuthi senze i-backup ye-master station yokwenyani kwaye iqonde ulawulo olukhuselekileyo.
Xa kuthelekiswa nezinye iifom zesignali, ugqithiso lwedatha lweCanopen luthembeke ngakumbi, lunoqoqosho, kwaye lukhuselekile (ingxelo yempazamo yesixhobo).Ukuthelekiswa kwezi mpawu kunye nezinye iziphumo: Umqondiso wemveliso ehambelanayo-amacandelo amaninzi ombane wonakaliswa lula, iingcingo ezininzi ezingundoqo zophuka ngokulula kwaye ixabiso lentambo liphezulu;Umqondiso we-SSI ophumayo obizwa ngokuba ngumqondiso we-synchronous serial, xa umgama umde okanye uphazamisekile, uphawu Ulibaziseko lubangele ukuba iwashi kunye nedatha yedatha ingasayi kulungelelaniswa, kunye nokutsiba kwedatha kwenzeka;I-Profibus-DP ye-bus signal-grounding kunye neemfuno zekhebula ziphezulu, ixabiso liphezulu kakhulu, isikhululo esikhulu asikhethi, kwaye emva kokuba isango lokuxhuma ibhasi okanye isikhululo esikhulu sihluleka, Ibangela ukukhubazeka kwenkqubo yonke njalo njalo.Olu setyenziso lungentla kwizixhobo zokuphakamisa ngamanye amaxesha lunokubulala.Ngoko ke, kunokuthiwa umqondiso weCanopen unokwethenjelwa ngakumbi, uqoqosho ngakumbi kwaye ukhuselekile xa usetyenziselwa ukuphakamisa izixhobo.
IGertech Canopen encoder ngokupheleleyo, ngenxa yesiphumo sayo sophawu lwesantya esiphezulu, kwisicwangciso somsebenzi, ungaseta ixabiso lendawo ye-encoder ye-encoder kunye nexabiso eliguquguqukayo lesantya ukuvelisa kunye, umzekelo, iibytes ezimbini zokuqala zikhupha i-engile yeXabiso elipheleleyo (ezininzi. ujiko) indawo, eyesithathu i-byte ikhupha ixabiso lesantya, kunye neyesine byte ikhupha ixabiso lokunyusa (ukhetho).Oku kunceda kakhulu xa izixhobo zokunyusa zisebenzisa ii-frequency converters.Ixabiso lesantya linokuba njengengxelo yolawulo lwesantya sokuguqulwa kwesantya, kunye nexabiso lendawo lingasetyenziswa njengokumisa okuchanekileyo kunye nolawulo longqamaniso, kwaye lunokuba nolawulo oluvaliweyo oluphindwe kabini lwesantya kunye nesikhundla, ukuze kuqondwe indawo echanekileyo, ulungelelwaniso. ukulawula, ukupaka i-anti-sway, ukulawulwa kwendawo ekhuselekileyo, ukuthintela ukungqubana, ukhuseleko lokhuseleko olukhawulezayo, njl., Kwaye i-Canopen ekhethekileyo ye-multi-master feature inokuqonda ukugcinwa kwe-redundancy yesikhululo esikhulu somlawuli ofumanayo.Iiparamitha zolawulo olugciniweyo zingasetwa emva komlawuli oyintloko.Emva kokuba inkqubo yomlawuli oyintloko ingaphumeleli, umlawuli ogcinayo unokuthatha okokugqibela Ukukhuselwa kokhuseleko kunye nokulawulwa kwezixhobo zokuphakamisa kunokufezekiswa.
Injini enkulu yesixhobo sokuphakamisa i-crane emnyango iqalisiwe kwaye isetyenziswa ngaphandle.Intambo yomqondiso we-encoder inde, elingana ne-eriyali ende.Ukunyuka kunye nokukhuselwa kwe-overvoltage ekupheleni komqondiso wentsimi kubaluleke kakhulu.Ngaphambili, ii-encoders zesignali ezihambelanayo okanye ii-encoders ezongeziweyo zazisetyenziswa., Kukho iintambo ezininzi ze-signal core, kwaye ukukhuselwa kwe-surge overvoltage yetshaneli nganye kunzima ukufezekisa (i-voltage yokunyuka eyenziwa ngokuqala kwemoto enkulu okanye ukubetha kombane), kwaye kaninzi i-encoder signal ine-port burnout;kwaye uphawu lwe-SSI ludibaniso lwe-synchronous series, njengokongeza i-wave Surge yokukhusela, ukulibaziseka kokuhanjiswa kwesignali kutshabalalisa ungqamaniso kwaye umqondiso awuzinzanga.Isiginali yeCanopen sisantya esiphezulu se-asynchronous okanye usasazo losasazo, olungenampembelelo ingako ekufakweni komkhuseli wokutyanda.Ke ngoko, ukuba i-encoder ye-Canopen kunye nesilawuli esifumanayo zongezwa kumkhuseli we-surge overvoltage, inokusetyenziswa ngokukhuselekileyo.
Isilawuli seCanopen PFC
Ngenxa yobume obuphambili kunye nokhuseleko lweempawu zeCanopen, abaninzi abavelisi be-PLC kunye nabavelisi bolawulo bongeze i-interfaces ye-Canopen ukufikelela kulawulo lwe-Canopen, njenge-Schneider, i-GE, i-Beckhoff, i-B & R, njl. , equka iyunithi ye-CPU ye-32-bit yangaphakathi, umboniso wekristal yolwelo kunye ne-man-machine interface yokucwangcisa amaqhosha, i-24-point switch I / O kunye ne-analog I / O eninzi, kunye nekhadi lememori ye-2G SD , Unokurekhoda amandla- kwi kunye nokuvalwa, iirekhodi isiganeko inkqubo, ukuze baqonde umsebenzi wokurekhoda ibhokisi emnyama, uhlalutyo ukusilela kunye nokuthintela imisebenzi engekho mthethweni ngabasebenzi.
Ukusukela ngo-2008, abavelisi be-PLC beempawu eziphambili ezidumileyo basandula bongeza ujongano lweCanopen okanye baceba ukongeza ujongano lweCanopen.Nokuba ukhetha i-PLC enojongano lweCanopen okanye isilawuli sePFC esineGertech, ulawulo olusekwe kujongano lweCanopen luya kuphakanyiswa.Ukusetyenziswa kwezixhobo ngokuthe ngcembe kube yeyona nto iphambili.
Ntlanu.Imeko yesicelo eqhelekileyo
1. Ukulungiswa kokuphambuka kwe-synchronous kwi-carriage of door cranes-Ixabiso elipheleleyo le-Canopen i-multi-turn encoders ibona ukulungelelaniswa kwamavili asekhohlo nasekunene, kwaye umqondiso uphuma kumlawuli we-interface ye-Canopen kwi-PFC yokuthelekisa ukuvumelanisa.Ngexesha elifanayo, i-encoder yexabiso elipheleleyo le-Canopen inokukhupha impendulo yesantya ngexesha elinye , Ngokusebenzisa umlawuli ukubonelela ngesantya sokulawula i-inverter, ukuqonda ukulungiswa kokuphambuka okuncinci, ukulungiswa kokuphambuka okukhulu, ukupaka ngokugqithisileyo kunye nolunye ulawulo.
2. Ukhuseleko lokhuseleko lwesantya-I-Canopen epheleleyo ye-encoder iziphumo zexabiso lendawo kunye nexabiso lesantya ngaxeshanye (imveliso ngokuthe ngqo ngaphandle kokubala kwangaphandle), kwaye inempendulo ekhawulezayo kukhuseleko lwesantya.
3. Ukulawulwa kwe-redundancy yokhuseleko-Usebenzisa i-Canopen's multi-master redundancy feature, isilawuli se-PFC201 sinokuba yi-backup ephindwe kabini, kwaye umlawuli wesibini unokongezwa ngokweemfuno zomsebenzisi zokukhusela ngokukhuselekileyo.
4. Umsebenzi werekhodi lokhuseleko, umlawuli we-PFC201 unekhadi lememori ye-2G SD, enokurekhoda iziganeko (ibhokisi elimnyama) ukuqonda uhlalutyo lokungaphumeleli kunye nokuthintela imisebenzi engekho mthethweni ngabasebenzi (ukukhangela irekhodi yokhuseleko), kunye nokufezekisa ulawulo olukhuselekileyo.
5. Indawo yokupaka kunye nokuchasana nokushukuma-Usebenzisa indawo kunye neempawu zokuphuma kwesantya se-Canopen encoder ngokupheleleyo ngaxeshanye, inokuqonda ukulawulwa kwe-loop evaliweyo yokumisa indawo yokupaka kunye nokwehla kancinci, okunokuthi kumise ngokufanelekileyo isantya kunye nesikhundla sejika. , kwaye unciphise i-swing yendawo yokuphakamisa xa upaka.
6. Intshayelelo yesicelo esiqhelekileyo:
Indawo yolwakhiwo lwebhulorho ewela ulwandle iGuangdong iZhongshan yolwakhiwo lwebhulorho ewela uLwandle olubanzi, igantry crane yokuphakamisa izixhobo zolawulo olulungelelanisiweyo, malunga neemitha ezingama-60 ubude, ubude be-gantry crane obungaphezulu kweemitha ezingama-50, imiqondiso emibini yokufaka ikhowudi kwintambo yomlawuli we-PFC ubude bubonke be-180 yeemitha.Ukhetho:
1. Canopen absolute encoder multi-turn encoder-Gertech absolute multi-turn encoder, GMA-C Series CANopen Absolute Encoder, iqokobhe lomgangatho wokhuselo IP67, shaft IP65;iqondo lobushushu -25 degrees-80 degrees.
2. Isilawuli se-Canopen-I-Gertch's Canopen-based controller: Ayinakusetyenziswa kuphela njengomlawuli oyintloko, kodwa nanjenge-backup control engasebenziyo.
3. Umkhuseli we-Canopen we-signal port suurge: SI-024TR1CO (iyacetyiswa)
4. Intambo yomqondiso we-encoder: F600K0206