Wolemba: Smartweigh-Multihead Weighter
Woyeza ma multihead weigher kwenikweni ndi chipangizo chomwe chimasintha chizindikiro cha data chamtundu wabwino kukhala chotulutsa chamagetsi chomwe chingayesedwe molondola. Mukamagwiritsa ntchito sensa, m'pofunika kuganizira malo enieni a ofesi yomwe sensor ili. Izi ndizofunikira makamaka pakugwiritsa ntchito moyenera choyezera mutu wambiri. Zimakhudzana ndi ngati sensa imatha kugwira ntchito moyenera komanso nthawi zina zachitetezo ndikugwiritsa ntchito, komanso kupezeka kwa zida zonse zamagetsi. kudalirika ndi chitetezo factor. Muzinthu zoyambira ndi njira zowunikira zowunikira zowunikira zambiri, pali kusiyana pakati pamiyezo yakale ndi yatsopano yadziko.
Woyeza ma multihead weigher amasiyanitsa zabwino ndi zoyipa za njira yoyezera. Pambuyo pakugwiritsa ntchito nthawi yayitali, makina oyezera amatha kuletsedwa. Nthawi zambiri, tiyenera kuthana ndi mavuto oterowo molingana ndi kuyezetsa kwa wowongolera masikelo. Koma nthawi zina, ziribe kanthu momwe mungayesere, thupi silingabwezeretsedwe. Panthawiyi, aliyense ayenera kuyang'anitsitsa mwatsatanetsatane kuchokera kumagulu onse a bungwe loyezera, ndipo chigawo chachikulu mu bungwe loyezera ndi choyezera mitu yambiri. Panthawiyi, makina oyezera nthawi zambiri amagwiritsa ntchito resistant strain gauge multihead weigher (simulation) monga chigawo chachikulu cha bungwe loyezera. Imagwiritsa ntchito mfundo ya mlatho wa Wheatstone kuti isinthe chizindikiro cha kulemera kwa ukonde kukhala chizindikiro chamagetsi cha kusintha kwa mzere. Pali mizere inayi kwenikweni. , zolowera ndi 5-10V kulimbikitsa ntchito voteji (magetsi dongosolo ntchito voteji), linanena bungwe ndi“mv”Ndilo chizindikiro chandalama chandalama chabizinesi.
Kenako, ndikuwonetsani momwe mungaweruzire zabwino ndi zoyipa za oyezera ma multihead: 1: Yang'anani ndikuwona ngati mawonekedwe a sensa akupunduka, osweka, etc. Izi zikachitika, muyenera kulumikizana ndi wopanga kuti asinthe sensa yatsopano. 2: Njira yoyezera njira ya I / O ndiyo kupeza mapeto a kugwirizana kwa sensa mu wolamulira wolemera (multihead weigher mita), ndipo sensa yoyezera imagwirizanitsidwa ndi dera lamagetsi. Nthawi zonse, mphamvu yogwira ntchito yolimbikitsidwa (EXC + mpaka EXC-pakati) ndi 5-10V, magetsi otulutsa (pakati pa SIG + ndi SIG-) ali pafupi ndi 0 pamene makina adzaza, omwe ndi otsika kuposa momwe mtima umakhalira. sensor. (Sensayi ndi yaikulu ndipo kutulutsa kwa mtima = kulimbikitsa mphamvu yogwira ntchito * sensor sensitivity, ndipo multihead weigher sensor sensitivity nthawi zambiri imakhala 1mV / V.) Ngati sensayo idutsa mndandandawu, funsani wothandizira ntchito kuti mufunse m'malo mwa sensa.
Chachitatu: Njira yoyezera kukana kwa inductor: Yezerani molondola kukana kwa sensor, ndikuweruza mtundu wa sensayo molingana ndi mtengo wokana 1: Kukana kolowera ≧ kukana kutulutsa> kukana kwa mlatho 2: Pansi pazikhalidwe zabwinobwino, pakati pa kukana kwa mlatho ndizofanana kapena magulu awiriwa ndi ofanana (Zindikirani: Kukaniza kolowera ndiko kukana pakati pa EXC + mpaka EXC-, kukana kotulutsa ndiko kutsutsa pakati pa SIG + mpaka SIG-, kukana kwa mlatho ndiko kukana mu pakati pa EXC+ mpaka SIG+, EXC+ mpaka SIG-, EXC- mpaka SIG+, EXC- mpaka SIG- Pamwambapa ndi njira yoweruzira ubwino ndi kuipa kwa woyezera ma multihead mu sikelo. Zolakwika zambiri zomwe zimachitika chifukwa cha ntchito yolakwika ya sikelo, chifukwa cha katundu, chifukwa chake, pakuyezera kugwiritsa ntchito, kugawa ndi kukonza, ndikofunikira. kuchepetsa kugunda ndi kugunda kwa zinthu zolendewera, ndikugwira ntchito yeniyeniyo molingana ndi kukula kwa makina ndi zida. Zisanu zodziwika zomwe zimayambitsa kukondera kwa ma weigher ambiri Kenako choyezera mitu yambiri chidzadzetsa kukondera pakugwiritsa ntchito, ndipo ndi tsankho lanji lomwe woyezera mitu yambiri adzakhala ndi tsankho? Kodi chifukwa cha kusiyanako ndi chiyani? 1. Kupatuka kwa chikhalidwe.
Zomwe zimayambitsidwa ndi makinawo, kuphatikiza mayendedwe a DC, zolakwika panjira, kapena kusakhala pamzere panjira. Pamapeto pake, padzakhala kusiyana pakati pa makhalidwe abwino osamuka ndi makhalidwe enieni a makina. 2. Multihead weigher amagwiritsa ntchito kukondera.
Izi zikutanthauza kuti, kupatuka komwe kumachitika chifukwa cha ntchito yeniyeniyo, kuphatikiza kuyika kolakwika kwa kafukufukuyo, kutsekereza kolakwika pakati pa kafukufukuyo ndi adilesi yolondola yoyezera, kuyeretsa molakwika gasi kapena nthunzi zina panthawi yonse yoyeretsa, komanso kusalondola kwa ma transmitters anzeru. Zopotoka zosiyanasiyana zomwe zimachitika chifukwa cha ntchito yolakwika, monga kuyika bwino. 3. Kupatuka kwamphamvu. Zomverera zomwe zimagwiritsa ntchito miyezo ya data yosasunthika zimagwedezeka kwambiri ndipo zimachedwa kuyankha kusintha kwakukulu pazigawo zazikulu, ngakhale kutenga masekondi angapo kuti ayankhe kusintha kwa kutentha.
Ena oyezera ma multihead okhala ndi mawonekedwe a latency amatha kuyambitsa kukondera kosinthika poyankha kusintha kofulumira. Kuthamanga kwamayankhidwe, kutsika kwa matalikidwe, ndi kusiya kusiyana kwa gawo ndizomwe zimayambitsa kupatuka kwakukulu. 4. Kupatuka kolowetsa.
Izi zimachitika chifukwa cha kupatuka komwe kumachitika chifukwa cha kuyika kwa sensor mu pulogalamu yamapulogalamu, yomwe imasintha muyeso wolondola wa magawo akulu. Kugwiritsa ntchito makina opangira makina opangira ma transmitter anzeru kwambiri, mawonekedwe osunthika a pulogalamu yamapulogalamu amachedwa kwambiri, ndipo kudziwotcha kwa pulogalamu yamakina kumanyamula mphamvu zambiri, ndi zina zotere, zonse zimayambitsa kupatuka. 5, kusokonekera kwachilengedwe kwachilengedwe.
Ma multihead weigher amakumananso ndi zoopsa zachilengedwe monga kutentha, kugwedezeka, kugwedezeka, kukwera, ndi kutuluka kwa evaporation, zomwe zimatha kuyambitsa kupatuka kuchokera ku chilengedwe.
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