Umbhali: Smartweigh–Multihead Weighter
Kwizixhobo zokulinganisa, luhlobo luni lwe-multihead weigher olusetyenziswayo, kuyimfuneko ukuqwalasela yonke imiba. Oku kulandelayo kuchaza imo yesikali se-multihead, uluhlu lomlinganiselo, kunye nokukhethwa kwamanqanaba okuchaneka ekufuneka kuqwalaselwe ngokubanzi. 1. Ukukhethwa kwesakhiwo kunye nendlela yokulinganisa i-multihead kuxhomekeke kwimigangatho yokusingqongileyo yesakhiwo sombane kunye nokusetyenziswa.
Ukuba ufuna ukwenza i-electronics-design-design ephantsi, kuya kufuneka usebenzise ngokubanzi uhlobo lwe-cantilever beam kunye ne-wheel-spoke type sensors. Ukuba umyinge wembonakalo yoyilo ayilawulwa ngokungqongqo, ungakhetha uhlobo loluvo lwekholamu. Ukongeza, ukuba indawo yendalo yezicelo ze-elektroniki inomswakama kakhulu kwaye ibanda, kwaye kukho umsi omningi kunye nothuli, kufuneka ukhethe indlela yokutywina efanelekileyo; ukuba kukho umngcipheko wokuqhuma, kufuneka usebenzise inzwa yenkcubeko yokhuseleko; ukuba usendleleni ephakamileyo Kwizixhobo ezinzima, ukhuseleko kunye nokukhuselwa kwe-overvoltage kufuneka kuthathelwe ingqalelo; ukuba isetyenziswe kwindawo ephezulu yokushisa kwendalo, i-multihead weigher kunye nejacket yamanzi okupholisa kufuneka isetyenziswe; ukuba isetyenziswe kwiindawo ezibandayo kakhulu, kufuneka ithathelwe ingqalelo ukukhetha isilinganisi se-multihead ngesixhobo sokufudumeza isixhobo soluvo. Ekukhetheni indlela, enye into ekufuneka iqwalaselwe kukuba ngaba ukugcinwa kukulungele kunye neendleko, oko kukuthi, xa izixhobo zokulinganisa zihluleka, ingaba iinqununu zokulondoloza zinokufumaneka ngempumelelo kwaye ngokukhawuleza.
Ukuba akukho siqinisekiso, kuthetha ukuba ukhetho lwendlela alufanelekanga. 2. Ukukhethwa koluhlu lokulinganisa Ukusondela kwexabiso lesixhobo sokulinganisa kumthamo wesiphaluka esifutshane sokutshintsha, ukuphakama kokuchaneka kokulinganisa. , ubunzima bevili, njalo njalo, ngoko ke kukho iiyantlukwano ezinkulu kakhulu kumgangatho womda wesixhobo soluvo esisetyenziswa ziinkqubo ezahlukeneyo zokuweyisha isoftware. Njengomgangatho jikelele, kukho: *Isivamvo esinye sedatha engatshintshiyo isixhobo sokuweyisha: umthwalo osisigxina (iqonga lokuweyisha, izixhobo, njl.njl.) + umthwalo oguquguqukayo (umthwalo oza kulinganiswa)≤Umthwalo olinganisiweyo we-sensor esetyenzisiweyo X70% *Idatha ye-Multi-sensor static Isixhobo sokulinganisa: umthwalo osisigxina (iqonga lokulinganisa, izixhobo, njl.) + umthwalo oguquguqukayo (umthwalo oza kulinganiswa)≤Ukusebenzisa umthwalo olinganisiweyo we-sensor X inani leenzwa ezisetyenzisiweyo X 70%, isalathisi se-70% songezwa ngokuqwalasela izinto ezifana nokungcangcazela, impembelelo, kunye nobunzima bevili.
Kufuneka kucaciswe ukuba: okokuqala, umthamo we-short-circuit we-sensor kufuneka ube kufutshane kangangoko kunokwenzeka kwixabiso kwimveliso yemveliso yomenzi, ngaphandle koko, ukusetyenziswa kweemveliso ezingezizo eziqhelekileyo akubizi nje kuphela, kodwa. kwakhona ayikwazi ukutshintshwa emva komonakalo. Okwesibini, kwisixhobo esifanayo sokulinganisa, akuvumelekanga ukusebenzisa i-sensors kunye nezakhono ezahlukeneyo ze-short-circuit, ngaphandle koko, isofthiwe yenkqubo ayikwazi ukusebenza ngokuqhelekileyo. Okwesibini, ukuyibeka ngokucacileyo, umthwalo oguqukayo (umthwalo omele ulinganiswe) ubhekisela kumthwalo wangempela osetyenziswe kwinzwa. Ukuba ixabiso lamandla lihanjiswa ukusuka kwiqonga lokulinganisa ukuya kwinzwa, kukho ukuphindaphinda kunye nokunciphisa intlangano ye-coefficient (njengentonga). lever system software), iingozi zayo kufuneka ziqwalaselwe.
3. Ukukhethwa kokuchaneka Ukukhethwa kwenqanaba lokuchaneka kwe-multihead weigher kufuneka kube nako ukuqwalasela imimiselo kwinqanaba lokuchaneka kwesixhobo sokulinganisa, ukuba lo mmiselo unokuqwalaselwa. Okokuthi, ukuba inzwa kunye noluhlu lwe-2500 yokulinganisa inokuhlangabezana neemfuno, ungasebenzisi uluhlu lwe-3000 yokulinganisa. Ukuba iindlela ezininzi ezifanayo zisetyenziswa kwisixhobo sokulinganisa, xa ii-inductors ezinomthamo ofanayo wesekethe emfutshane ziqhagamshelwe kuthotho, isizathu sokutenxa okubanzi ngu-Δ, ngoko: Δ=Δ/n1/2(2)—12) Phakathi kwazo: Δ: isizathu sokutenxa kokuqonda koluvo lomntu ngamnye; n: inani labenzi boluvo.
Ukongeza, izixhobo zokulinganisa i-elektroniki zibandakanya izinto ezintathu eziphambili, ezizinzwa zobunzima, imiboniso yobunzima kunye nezixhobo zoomatshini. Xa ixabiso lephutha lenkqubo yesofthiwe ye-software yi-1, isizathu (Δ) sokutenxa ngokubanzi kwe-multihead weigher, enye yezona zinto zibalulekileyo ze-electronics non-automatic, ngokuqhelekileyo ngumlinganiselo we-0.7 kuphela. Ngokusekelwe kule kunye ne-equation (2--12), akunzima kakhulu ukukhetha ukuchaneka kwenzwa efunekayo.
4. Zifanele zifikelelwe njani ezinye iimfuneko ezikhethekileyo? Kwezinye izixhobo zokulinganisa, kunokubakho imimiselo ekhethekileyo. Ngokomzekelo, kwisikali sikaloliwe, i-elastic deformation ye-multihead weigher kulindeleke ukuba ibe yincinci, ukwenzela ukuba iqonga lokulinganisa libe phantsi kwemeko yokulinganisa. Ukufuduswa okuncinci kunciphisa ukothuka kunye nokungcangcazela xa iilori ezinkulu zingena kwaye ziphuma kwiqonga lokulinganisa. Ukongezelela, xa uqulunqa izixhobo zokulinganisa eziguquguqukayo, akunakuphepheka ukuba kuthathelwe ingqalelo ukuphindaphinda kwendalo kwe-multihead weigher esetyenziswa ngokuqhelekileyo, nokuba kunokwenzeka ukuba kuqwalaselwe amalungiselelo omlinganiselo ochanekileyo. Le parameter iphambili ayidweliswanga kwintshayelelo yemveliso jikelele.
Ngoko ke, ukuba ufuna ukuqonda le parameter yokusebenza, kufuneka udibane nomenzi ukukhusela iimpazamo.
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