Ukuhlaziywa kwesimiso esiyisisekelo, isakhiwo kanye nokugcinwa kwesekethe ye-electronic multihead weigher

Umbhali: Smartweigh- Multihead Weigher

1 Isimiso esiyisisekelo nesakhiwo se-multihead weigher Umgomo oyisisekelo we-multihead weigher ukuthi ngemva kokuba into ilayishwe esikalini, inzwa yokukala iguqula isignali yesisindo senetha ibe okukhiphayo kwesignali ye-elekthronikhi elinganayo, bese i-multihead weigher ikhulisa, izihlungi, i-A/D iguqule, futhi icubungule ngokwedijithali okukhiphayo kwesignali yedijithali ngesibonisi futhi sikubonise. I-multihead weigher ingahlukaniswa ibe izingxenye ezine, njengoba kuboniswe ku-Figure 1. Isimiso esiyisisekelo, isakhiwo kanye nokuhlaziywa kokugcinwa kwesifunda setafula le-weigher: Okokuqala, ingxenye yenzwa yokukala, umsebenzi wayo oyinhloko ukuguqula isignali yesisindo senetha eyongezwe endaweni yokukala ibe yi-electronic signal output of percent; okwesibili, ingxenye yesibonisi sedijithali, umsebenzi wayo oyinhloko ukukhombisa ukuphuma kwesignali yedijithali ngenzwa esibukweni ngemva kokukhulisa, ukuhlunga, ukuguqulwa kwe-A/D nokucubungula kwedijithali; okwesithathu, ingxenye yomzimba yesikali, umsebenzi wayo oyinhloko uwukulayisha, kanye nesistimu yemishini ingabuye ihlukaniswe ibe yisiteji sesikali, i-offset limit switch, ne-gong bolt; izinto zikagesi zifakelwe amatheminali, izintambo zokuxhumana, njll.; okwesine, ingxenye ye-peripheral, ebhekisela kumishini exhunywe embobeni yokukhipha isignali yethuluzi lokubonisa ledijithali futhi ithola isignali yokuphuma kwephaneli yensimbi; izinto ezisetshenziswayo ezivamile zihlanganisa amaphrinta, izibonisi zesikrini esikhulu, nezinhlelo zokuphatha ezihlakaniphile zekhompyutha; ngaphezu kwalokho, kukhona okokufaka nokukhiphayo kwe-analog, okukhipha i-fiber optical, ukuphuma kwe-relay okuphakathi, njll. Ithebula le-electronic scale le-multihead weigher lingahlukaniswa ngezigaba ezimbili ngokusho kohlobo lwesiginali, okungukuthi, ithebula le-analog multihead weigher kanye netafula le-digital multihead weigher. Ithebula le-analogue yesisindo se-multihead Isilinganiso sokukala sithola amasignali edijithali, futhi umzimba wesikali usebenzisa izinzwa ze-analog, eziguqula isisindo esingezwe esikalini sibe ukukhishwa kwesignali ye-elekthronikhi elinganayo ngokuguqulwa komzimba okunwebeka ukuze kubangele ukumelana ne-resistor strain gauge; isikali sokukala se-multihead iyithuluzi elihlanganisa ubuchwepheshe besimanje bolwazi lwe-elekthronikhi, ubuchwepheshe bokucutshungulwa okuncane, ubuchwepheshe bokunxeshezelwa kwedijithali kanye nezinzwa zendabuko zokukala isisindo. Ingakwazi ukubala isisindo ngekhompyutha futhi ibonise, igcine, ikopishe futhi iyidlulise ngokunikeza isixhumi esibonakalayo sokuxhumana kanye nephrothokholi efana nenzwa yedijithali. 2 Izindlela zokunakekela izikali ze-elekthronikhi zokukala ama-multihead kanye namasekhethi ezinzwa Izikali zokukala ze-multihead Multihead Kunezimo zamaphutha ezehlukene zamatafula esikali, futhi kunezici eziningi ezidala amaphutha. Futhi isimo sephutha elifanayo ngokuvamile sinezizathu ezahlukene. Ngenxa yesidingo sokutholwa kwamaphutha, kufanele siqale sizame ukuthola nokunquma indawo yephutha. Ukusesha amaphutha kusekelwe kakhulu esimweni sephutha esifingqiwe ngesikhathi sephutha kanye nemisebenzi yezingxenye zesistimu, izinto zikagesi, izixhumi, nezingxenye. Kuhlanganiswe nezinhlobo zamaphutha ezifingqiwe ngesikhathi sokuxazulula inkinga okuvamile, zonke izici ezidala iphutha ziyahlolwa futhi zihlaziywe. Bese, uthembele ku-multimeter, iphaneli yensimbi yesignali yevidiyo, ngezindlela ezihlukahlukene, hlola indawo engavamile ngayinye ngayinye, futhi ekugcineni unqume indawo yephutha. 2.1 Ukwehluleka okubangelwa izici zemvelo Izinguquko ezicini zemvelo zingabangela ukukalwa kwezikali zikagesi. Izinto eziyinhloko zihlanganisa izinguquko ekunikezeni amandla. Ukudlidliza, isivinini somoya, ukushaywa kombani, njll., okubangela ukuthi isikali sikagesi sisebenze ngokungazinzi. Ngakho-ke, isikali se-elekthronikhi kufanele siqalwe kancane ngangokunokwenzeka esimweni sezulu esinomoya kanye nokuduma kwezulu. Ngesikhathi esifanayo, izinyathelo zokuvikela umbani kanye nesisekelo sokuvikela sesikali se-elekthronikhi kufanele kwenziwe kahle. Ngokudlidliza, izinyathelo zokuvikela ukushaqeka ezifana nemishini yebhafa nemisele yokuvikela zingasetshenziswa ukunciphisa umthelela wako. Ukunikezwa kwamandla kwesistimu kagesi ngeke kusetshenziselwe ukufaka intambo ngokuzimela isikali sikagesi noma ukuguqula ipharamitha elawulwayo kagesi. 2.2 Ukwehluleka kwemishini esikalini somzimba Ukwehluleka kwezisetshenziswa ezingeni lomzimba wesikali ikakhulukazi kuhlanganisa ukuguquguquka kwesikali esisekelayo, umzimba wesikali ucindezelwa ukungcola, ukwehluleka kwemishini yokushintsha umkhawulo, kanye nokwehluleka ukuvuma ngekhanda kwenzwa yokukala. Izikali ze-elekthronikhi zivame ukuhambisa izinto ezisetshenziswa isikhathi eside, futhi izinto ezisetshenziswayo zihlala zihlakazekile. Izingxenye zemishini zisekelwa isikhathi eside. Ukulimala kungabangela kalula ukulimala kwezingxenye zemishini. Ukwehluleka kwezingxenye eziwumshini zezikali ze-elekthronikhi ngokuvamile kungabonwa ngqo ngamehlo, noma kungabonakala kalula ngokuthi umzimba wesikali uyanyakaza ngokuguquguqukayo ukuze uqede amaphutha. 2.3 Ukwehluleka kwenzwa Inzwa yokukala iyingxenye esemqoka yesikali sikagesi. Inomsebenzi wokuguqula amandla abe amasignali kagesi. Ukwehluleka kwenzwa yokukala kungaholela kalula ekuphambukeni okukhulu esikalini se-electronic. Isikali asikwazi ukubuyela kuziro. Ukuchezuka kwesisindo sesondo kukhulu. Ukuphindaphinda kuphansi, njll. 1) Uma kukhona ukuchezuka okukhulu esikalini se-elekthronikhi, qala ngokubheka ukuthi inani lekhodi lizinzile, noma ngabe kukhona ukungqubuzana endaweni ngayinye yenzwa, noma ngabe ukunikezwa kwamandla okulawulwayo okulungisekayo kuzinzile, nokuthi isifunda se-op amp sijwayelekile yini. , sebenzisa izisindo ezijwayelekile ukuze uhlole ukuthi imilenze emine yesikali inesisindo esilinganayo yini. Ngokwemiyalelo, qhubeka uhlaziye iphaneli yensimbi noma ulinganise isisindo senetha. 2) Uma isikali se-elekthronikhi singakwazi ukubuyela kuziro, qala uhlole ukuthi ingabe inani lesignali yenzwa lingaphakathi kwendinganiso (ingqikithi yekhodi eguquguqukayo ye-A/D/ibanga lekhodi yesicelo/ibanga lekhodi eliphansi). Uma inani lesignali lingekho ngaphakathi kwendinganiso, lungisa ukumelana okushintsha inzwa ukuze ulungise inani lesignali libe sezingeni. Uma ingakwazi ukunxeshezelwa, sicela uhlole ukuthi ingabe inzwa inesici. Ngemva kokuqinisekisa ukuthi okukhiphayo kwenzwa kujwayelekile (umzimba wesikali uzinzile), khiya iphaneli yensimbi njalo. Uma kukhona iphutha, ngokuvamile libangelwa i-amplifier circuit kanye ne-A/D conversion circuit. Khona-ke, ngokwesimiso sesifunda, kufanele siqale sihlole ukuthi ukunikezwa kwamandla kujwayelekile yini, bese sixhuma okokufaka kwesignali kusiginali yevidiyo, silungise usayizi wokufakwayo wesiginali yevidiyo, bese sibona ukuthi i-voltage ngemva kokwenyuka ijwayelekile. Bese usebenzisa i-oscillator yedijithali ukuze uhlole ukuthi i-crystal oscillator esebenzayo iyazulazula yini, hlola ukuthi okukhiphayo kwephuzu ngalinye kujwayelekile, futhi ekugcineni uhlole isekethe ye-optocoupler namanye ama-circuits okukhiphayo ukuze uthole iphutha. 3) Isikali se-elekthronikhi sinokuchezuka kwesisindo sesondo esikhulu noma ukuphindaphindeka okubi. Lesi simo sifana nesimo sokungakwazi ukubuyela ku-zero. Isikhathi esiningi, kungase kube ngenxa yoshintsho lwebanga elincane lokufakwa kwesignali. Ngokwendlela yokungakwazi ukubuyela ku-zero, uma kungekho nkinga etholakalayo, qala uhlole ukunikezwa kwamandla. Ukuthi isifunda se-A/D sijwayelekile, bese uhlola okukhiphayo kwenzwa. Ngaphezu kwalokho, indlela yokulinganisa eguquguqukayo ingasetshenziswa ukuhlola iphutha elivamile lenzwa. Isixazululo ukuxhuma kahle izintambo zezinzwa ebhodini lomama, sebenzisa igiya le-DCV lemitha yedijithali (amadijithi amane nesigamu noma ngaphezulu kungcono kakhulu), futhi ulinganise i-S+ kuya kokuthi Ingabe ama-voltage okusebenza omhlaba kanye no-S- ukuze aphansi ayafana (okungcono kube ukuchezuka okungu-0)? Uma kungenjalo, inzwa idinga ukunxeshezelwa. Indlela iwukuthi uma isignali yokuphuma kwenzwa iphezulu kakhulu, sicela wengeze i-resistor eguquguqukayo phakathi kwe-"E+S-" yenzwa ukuze wenze inani lesignali libe phakathi kwebanga elivamile (ukunciphisa ukumelana, kwehlisa isignali yokuphuma kwenzwa). Uma isignali yokuphuma kwenzwa iphansi kakhulu noma -ERR, sicela wengeze ukumelana nokushintshashintsha phakathi kwe-"E+~S+" yenzwa ukuze wenze inani lesignali libe phakathi kwebanga elivamile (ukunciphisa ukumelana, ukuphakama kwesiginali yenzwa). 2.4 I-multihead scale ye-elekthronikhi Amanye amaphutha avamile kanye nokulungiswa kwemitha yesisindo 1) Uma isikali sikagesi singakwazi ukuvulwa, qala uhlole iswishi yamandla eyinhloko yesikali se-elekthronikhi, ipulaki yamandla, iswishi yokuguqula i-voltage nokunye ukuphakela futhi funa izingxenye zamandla kagesi. Uma ingekho inkinga, bese uhlola ukuthi i-transformer inokokufaka kwe-AC nokuphuma kwe-AC. Uma i-instrument panel inebhethri, khipha ibhethri bese uyiqalisa ngamandla e-AC ukuze ugweme amaphutha abangwa amandla omthamo webhethri anganele. Okokugcina, hlola ukuthi i-inverter circuit, i-voltage regulator circuit kanye ne- display optocoupler circuit ayijwayelekile yini. Uma lokhu kujwayelekile, hlola ukuthi i-CPU namasekhethi ayisizayo ashile yini. 2) Isikrini sesikali sikagesi sibonisa ikhodi yephutha. Khipha isekethe yokubonisa yasekuqaleni bese uyishintsha ngomjikelezo ojwayelekile ukuze ubone ukuthi ijwayelekile yini. Uma isibuko Uma ulwazi luvezwa ngokujwayelekile, kusho ukuthi kunenkinga ngesekhethi yesibonisi. Uma kungavamile, hlola ukuthi ingabe isekethe ye-optocoupler inephutha, futhi ekugcineni uhlole ukuthi iphinikhodi yokukhiphayo yesibonisi se-CPU ikubanga lokuphumayo elivumelekile yini. 3) Ukhiye wokusebenza awusebenzi kahle noma awusebenzi. Okokuqala, hlola ukuthi ingabe kukhona ukuvuza endaweni yokhiye wokusebenza, okuholela kumjikelezo omfushane noma isekethe emfushane; okwesibili, hlola ukuthi ipulaki yokhiye wokusebenza kanye nesokhethi yamandla kuxhumene kahle nokuthi kukhona yini ukuxega; okwesithathu, hlola ukuthi isokhethi yokhiye wokusebenza ifakwe kahle yini; Okwesine, hlola ukuthi isokhethi yamandla esikali se-elekthronikhi kanye nolayini wokuxhuma i-electrode ye-CPU inomjikelezo omfushane noma isifunda esifushane. Uma iphutha lingatholakali, okwesihlanu ukulinganisa ngokunembile ukuthi ama-diode nama-resistors kumakhi okusebenza kanye namasekhethi e-CPU anamasekhethi amafushane noma ama-short circuit. Ngamafuphi, imbangela ye-multihead ye-elekthronikhi Kunamaphutha amaningi avamile esikalini sesisindo, futhi izimo zephutha nazo ziyinkimbinkimbi kakhulu. Ngezinye izikhathi kwenzeka amaphutha amaningana ngesikhathi esisodwa. Izikali ze-electronic multihead weigher ziyafana neminye imikhiqizo kagesi. Inqobo nje uma uqonda izimiso zayo zesakhiwo namasekhethi, ungakwazi ukwenza ukunakekelwa. Lapho uxazulula amaphutha avamile esikalini se-electronic multihead weigher, kufanele uqhube ukuhlaziya okujulile ngokusekelwe ezimweni zangempela zephutha elivamile, uhlole ngokucophelela isiteji esingase sibangele iphutha elivamile, ngokushesha futhi ngokunembile ukukhomba indawo yephutha elivamile, futhi uqinisekise ukuthi isikali se-electronic multihead weigher silinganisa ngokunembile. Isingeniso: Uma kuqhathaniswa nezikali zemishini, izikali ze-electronic multihead weigher zinezinzuzo eziningi ezifana nesisindo esisheshayo, isibonisi esinembile, futhi akulula ukulimaza. Ukusetshenziswa kwabo kuya ngokuya kuba banzi, futhi kancane kancane baye bashintsha izikali eziwumshini. Kuleli phepha, ukwakheka kanye nesimiso sesisindo sezikali ze-electronic multihead weigher kuxoxwa ngazo kuqala mayelana neqiniso, bese kuxoxwa ngezindlela zokulondoloza izikali ze-electronic multihead weigher kanye namasekethe anamathiselwe inzwa. 1 Isimiso nesakhiwo sezikali ze-electronic multihead weigher Izikali ze-electronic multihead weigher Umgomo oyisisekelo wesisindo ukuthi ngemva kokuba into ilayishiwe esikalini, inzwa yokukala iguqula isignali yedatha yesisindo ibe isignali ye-elekthronikhi yokuphuma kwephesenti, bese ithebula le-multihead weigher liyakhulisa, izihlungi, i-A/D iguqule futhi ibonise inzwa yedijithali ngedijithali. Ithebula le-weigher lingahlukaniswa libe izingxenye ezine, njengoba kuboniswe kuMfanekiso 1. Eyokuqala ingxenye yenzwa yokukala, umsebenzi wayo oyinhloko ukuguqula isignali yesisindo senetha eyengezwe endaweni yokukala ibe isignali ye-electronic okukhipha iphesenti; okwesibili ingxenye yensimbi yokubonisa yedijithali, umsebenzi wayo oyinhloko uwukukhulisa, ukuhlunga, ukuguqula i-A/D, nokubonisa okukhipha isignali yedijithali ngenzwa esibukweni ngemva kokucubungula kwedijithali; okwesithathu ingxenye yomzimba yesikali, umsebenzi wayo oyinhloko uwukulayisha, futhi isistimu yemishini ingabuye ihlukaniswe ibe isiteji sokukala, ukushintsha komkhawulo wokufuduka, kanye ne-gong bolt; izinto zikagesi zifakelwe amatheminali, izintambo zokuxhumana, njll.; okwesine ingxenye ye-peripheral, ebhekisela ezintweni ezixhunywe embobeni yokukhipha isignali yethuluzi lokubonisa ledijithali futhi ithola isignali yokuphuma kwephaneli yensimbi; izinto ezisetshenziswayo ezivamile zihlanganisa amaphrinta, izibonisi zesikrini esikhulu, nezinhlelo zokuphatha ezihlakaniphile zekhompyutha; ngaphezu kwalokho, kukhona okokufaka nokukhiphayo kwe-analog, ukuphuma kwefiber optical, ukuphuma kwe-intermediate relay, njll.

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