Umbhali: Smartweigh–I-Multihead Weighter
Emishini yokukala, kusetshenziswa luphi uhlobo lwe-multihead weigher, kubalulekile ukucabangela zonke izici. Okulandelayo kuchaza ifomu lesakhiwo sesikali se-multihead, ububanzi bokulinganisa, nokukhethwa kwamaleveli okunemba ngokuvamile adinga ukucatshangelwa. 1. Ukukhethwa kwesakhiwo kanye nendlela ye-multihead weigher kuncike kumazinga emvelo wesakhiwo se-elekthronikhi nokusetshenziswa.
Uma ufuna ukwenza i-electronic-design ephansi, kufanele ngokuvamile usebenzise uhlobo lwe-cantilever beam kanye nezinzwa zohlobo lwe-wheel-spoke. Uma i-aspect ratio yomklamo ingalawulwa ngokuqinile, ungakhetha inzwa yohlobo lwekholomu. Ukwengeza, uma indawo yemvelo yezinhlelo zokusebenza ze-elekthronikhi inomswakama kakhulu futhi ibanda, futhi kunomusi nothuli oluningi, kufanele ukhethe indlela enhle yokubeka uphawu; uma kunengozi yokuqhuma, kufanele usebenzise inzwa yesiko lokuphepha; uma usendleleni ephakeme Emishinini emikhulu, ukuphepha kanye nokuvikelwa kwe-overvoltage kufanele kubhekwe; uma isetshenziswe endaweni yemvelo yokushisa okuphezulu, i-multihead weigher enejacket yamanzi okupholisa kufanele isetshenziswe; uma isetshenziswa ezindaweni ezibandayo kakhulu, kufanele kucatshangelwe ukukhetha i-multihead weigher enenzwa yedivayisi yokushisisa. Ekukhetheni indlela, isici esisodwa okufanele sicatshangelwe ukuthi ngabe ukugcinwa kulula futhi izindleko, okungukuthi, lapho imishini yokukala ihluleka, ukuthi izingxenye zokulondoloza zingatholakala ngempumelelo futhi ngokushesha.
Uma singekho isiqinisekiso, kusho ukuthi ukukhethwa kwendlela akufanelekile. 2. Ukukhethwa kwebanga lokulinganisa Lapho kusondela inani lesisindo sedivayisi yokukala kumthamo wesekhethi emfishane weswishi, kulapho kuphakama ukunemba kwesisindo. , isisindo sesondo, njll., ngakho-ke kukhona umehluko omkhulu kakhulu ezingeni lomkhawulo wenzwa esetshenziswa isofthiwe yesistimu yokukala ehlukile. Njengendinganiso evamile, kukhona: *Idatha yenzwa eyodwa emile Imishini yokukala: umthwalo ongashintshi (inkundla yesisindo, izitsha, njll.) + umthwalo oguquguqukayo (umthwalo ozokalwa)≤Umthwalo olinganiselwe wenzwa osetshenziswe i-X70%*Idatha emile yezinzwa eziningi Imishini yokukala: umthwalo ongaguquki (inkundla yesisindo, izitsha, njll.) + umthwalo oguquguqukayo (umthwalo ozokalwa)≤Kusetshenziswa umthwalo olinganiselwe wenzwa X inani lezinzwa ezisetshenzisiwe X 70%, inkomba engu-70% iyengezwa kucatshangelwa izici ezifana nokudlidliza, umthelela, nesisindo sesondo.
Kumele kuphawulwe ukuthi: okokuqala, umthamo we-short-circuit we-sensor kufanele ube eduze ngangokunokwenzeka nenani ochungechungeni lomkhiqizo ojwayelekile womkhiqizi, ngaphandle kwalokho, ukusetshenziswa kwemikhiqizo engajwayelekile akubizi nje kuphela, kodwa. futhi ayikwazi ukushintshwa ngemva kokulimala. Okwesibili, kumshini ofanayo wokukala, akuvunyelwe ukusebenzisa izinzwa ezinamakhono ahlukene wesifunda esifushane, ngaphandle kwalokho, isofthiwe yesistimu ayikwazi ukusebenza ngokujwayelekile. Okwesibili, ukukubeka ngokungananazi, umthwalo oshintshayo (umthwalo odinga ukukalwa) ubhekisela kumthwalo wangempela osetshenziswa inzwa. Uma inani lamandla lidluliswa lisuka kuplathifomu yokukala liya kunzwa, kukhona inhlangano ye-coefficient yokuphindaphindeka neyokunciphisa (njengenduku). isoftware yesistimu ye-lever), izingozi zayo kufanele zibhekwe.
3. Ukukhethwa kokunemba Ukukhethwa kwezinga lokunemba kwesisindo se-multihead kufanele sikwazi ukucabangela imithethonqubo yezinga lokunemba lemishini yokukala, uma lo mthethonqubo ungacatshangelwa. Okusho ukuthi, uma inzwa enobubanzi bokulinganisa obungu-2500 ingahlangabezana nezidingo, ungasebenzisi ububanzi bokulinganisa obungu-3000. Uma kusetshenziswa izindlela ezimbalwa ezifanayo emshinini wokukala, lapho ama-inductors anamandla afanayo wesifunda esifushane exhunywe ochungechungeni, isizathu sokuchezuka okuphelele ngu-Δ, khona-ke: Δ=Δ/n1/2(2—12) Phakathi kwazo: Δ: isizathu sokuphambuka kokuqondanisa kwezinzwa ngazinye; n: inani lezinzwa.
Ngaphezu kwalokho, imishini yokukala ye-elekthronikhi ngokuvamile yakhiwa izingxenye ezintathu ezinkulu, okuyizinzwa zesisindo, izibonisi zesisindo nezingxenye zemishini. Uma inani lephutha lesofthiwe yesistimu lingu-1, isizathu (Δ) sokuchezuka okuphelele kwesikali se-multihead, okungenye yezingxenye ezibalulekile ze-electronics non-automatic, ngokuvamile siyingxenye engu-0.7 kuphela. Ngokusekelwe kulokhu kanye nezibalo (2--12), akunzima kakhulu ukukhetha ukunemba kwenzwa edingekayo.
4. Kufanele kufinyelelwe kanjani ezinye izimfuneko ezikhethekile? Kweminye imishini yokukala, kungase kube nemithetho ethile eyingqayizivele. Isibonelo, esikalini sesitimela, ukuguqulwa okunwebekayo kwe-multihead weigher kulindeleke ukuthi kube kuncane, ukuze isiteji sokulinganisa sibe ngaphansi kwesimo sokukala. Ukuthutha okuncane kunciphisa ukushaqeka nokudlidliza lapho amaloli amakhulu eshayela engena futhi ephuma endaweni yokukala. Ukwengeza, lapho uhlanganisa imishini yokukala eguquguqukayo, akunakugwenywa ukucabangela imvamisa yemvelo ye-multihead weigher evame ukusetshenziswa, noma kungenzeka yini ukucabangela amalungiselelo okulinganisa okunembile okuguquguqukayo. Le pharamitha eyinhloko ayifakwanga ohlwini esethulweni somkhiqizo ojwayelekile.
Ngakho-ke, uma ufuna ukwenza kahle le parameter yokusebenza, kufanele uthintane nomkhiqizi ukuze uvimbele amaphutha.
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