Umfanekiso 1. Umfanekiso wemveliso yochungechunge lweLanbao PSEP oluvela kwiwebhusayithi esemthethweni. Olu sapho lwe-diffuse sensing lungumzekelo ofanelekileyo, aluthathi indawo yezinye iindlela ze-optical. Umthombo [3].

Guqula isicelo sibe yimfuno ebhaliweyo

Qala ngesishwankathelo esifutshane sesicelo esabelwana ngaso yinjineli, ukuthenga, umgangatho, kunye nenkonzo. Chaza oko kufuneka kubonwe noko kufuneka kungahoywa. Faka iisampulu zokwenyani okanye imifanekiso elawulwayo, imizobo enobukhulu, imibala eyamkelekileyo, ukugqitywa komphezulu, ukucaca, indawo yokufakela, umgama wokusebenza, kunye nezinto ezinokwenzeka zangasemva.

Chaza i-envelope yokusebenza. Bhala phantsi isantya esincinci nesiphezulu, ithagethi encinci, umsantsa omncinci phakathi kweethagethi, ukungcangcazela, ukukhanya okukufutshane, ungcoliseko, ubushushu, indlela yokucoca, kunye nokuhamba kweentambo. Xela ukuba imveliso isetyenziselwa ukubala, ukubeka, ukufumanisa ubukho, okanye ukunxibelelana kwenkqubo kuba loo misebenzi inokufuna ukuphathwa kwexesha kunye nokungaphumeleli okwahlukileyo.

Yahlula iimfuno ezibalulekileyo kwizinto ozikhethayo. Ibhotile engabonakaliyo ephosiweyo isenokungamkeleki, ngelixa ukuqhelaniswa kwesixhumi esikhethwayo kunokuxoxiswana ngako. Cacisa iimeko zokwamkelwa ezinokulinganiswa naphi na apho kunokwenzeka khona. "Ukuthembeka eluthulini" kunzima ukuqinisekisa; imeko yongcoliseko ebhaliweyo, ixesha lokucoca, kunye nokuziphatha okuvunyelweyo kokufumanisa kudala ingxoxo eluncedo yovavanyo.

Kuphephe ukuphatha izinzwa eziqhelekileyo zokwenza izinto ngokuzenzekelayo njengezixhobo zokukhusela abasebenzi. Ukuba usetyenziso lubandakanya umsebenzi wokhuseleko, hambisa loo mfuneko kuvavanyo olufanelekileyo lokhuseleko lomatshini kwaye ukhethe izixhobo ezinobuchule obufunekayo obubhaliweyo. Isiphumo sokutshintsha esiqhelekileyo kunye nendlu yokukhusela ayimiseli ukufaneleka kokhuseleko.

Jonga ukuba imo ye-optical ecetywayo iyahambelana na

Umthengisi othembekileyo kufuneka achaze ukuba kutheni umgaqo-nkqubo wokuva ocetywayo uhambelana nethagethi kunye nofakelo. Ulungiselelo lwe-through-beam lubeka i-emitter kunye ne-receiver kumacala ahlukeneyo. Ulungiselelo lwe-retroreflective lusebenzisa i-reflector. Ii-Diffuse sensors zifumana ukukhanya okubonakaliswa yithagethi ngokwayo. Uxinzelelo lwangasemva longeza ucalucalulo lomgama, kuxhomekeke kwimida yoyilo oluthile. Isikhokelo sobugcisa se-OMRON sibonelela ngesishwankathelo sale migaqo yokusebenza. [4]

Ukhetho lutshintsha iindleko zokufakela kunye nokuqina. Ukubona ngemitha ye-through-beam kufuna ukufikelela kunye nokufakelwa kweentambo kumacala amabini. Isixhobo sokubonisa sidibanisa iimfuno zokufakela kunye nokucoca. Ukubona ngemitha ye-diffuse kunokwenza kube lula ukufaka kodwa kwenza ukubonakalisa okujoliswe kuko kunye neemeko zangasemva zibe zezifanelekileyo ngakumbi. Izinto ezibonakalayo zifuna ukukhethwa kwesicelo esithile endaweni yokucinga ukuba zonke izinzwa ze-optical ziya kuzibona rhoqo.

Cela into encinci enokubonwa, ubungakanani bemitha okanye amabala kumgama wokusebenza, iindawo ezifileyo, imida yangasemva, kunye nokunyamezelana kokulungelelaniswa. Umthengisi kufuneka achonge iimeko ezingathandekiyo kunye nezo zilungileyo. Ingcaciso yomda idla ngokuba luncedo ngakumbi kunengxelo ebanzi yokuba isenzi sibona yonke into.

Thelekisa umda wokufumanisa endaweni yoluhlu oluphezulu lodwa

Umgama ophezulu opapashweyo udla ngokunxulunyaniswa nethagethi okanye isibonisi sereferensi. Buza ukuba yintoni etshintshayo xa ithagethi yokwenyani imnyama, igobile, ibonakalisa, icacile kancinci, okanye incinci kunereferensi. Vavanya lonke umgama ovumelekileyo, kuquka neendawo ezikufutshane apho amanye amalungiselelo e-optical enza ngokwahlukileyo.

I-Banner ichaza i-excess gain njengamandla okukhanya afunyenweyo xa kuthelekiswa nomda wokutshintsha kwaye ichaza ukubaluleka kwayo xa uthuli, umswakama, okanye ezinye izinto ezingcolisayo zinciphisa isignali. [5] Cela i-curve efanelekileyo okanye uvavanyo olulinganayo lwe-margin kumgama ocetywayo. Musa ukudlulisela isindululo se-excess-gain ngokubanzi ngokungaboniyo kwi-transparent-object sensing, apho utshintsho oluncinci ekukhanyeni okufunyenweyo kufuneka nalo lusonjululwe.

Umboniso oluncedo uquka inxalenye eyamkelweyo kakubi kunye nemvelaphi engathandekiyo. Cela umthengisi ukuba abonise umda wokusilela kwaye achaze indawo egciniweyo ekhoyo ngaphakathi kwemvulophu yokusebenza evunyiweyo. Oko kwenza isindululo sibe nokholo ngakumbi kunesiqalisi esinye esiphumeleleyo kumgama ofanelekileyo.

Qinisekisa ixesha kunye nokuhlanganiswa kombane

Cinga ngethebhu yephakheji ebonisayo enobubanzi obuyi-4 mm kwaye ihamba nge-2 m/s. Ixesha layo lokudlula ngokwejometri yi-2 ms. Impendulo eqhelekileyo ye-0.5 ms yomviwa ibonakala ithembisa, kodwa inkqubo eseleyo inokongeza ukucoca, ukulibaziseka kokuskena, ukulibaziseka konxibelelwano, okanye ibangele ukungaqiniseki. Olu balo luhlola ingcamango; aluqinisekisi umatshini ofakiweyo.

Linganisa i-output waveform kunye nesignali ebonwa yi-PLC. Vavanya zombini ukusebenza kunye nokuseta kwakhona, kuba izithuba ezimfutshane zinokunyamalala nokuba iithagethi ngazinye zifunyenwe. Vumelana ukuba ukolula kwe-pulse kuvumelekile na kwaye nokuba kuchaphazela ukubala okusezantsi okanye ixesha lokwala. Rekhoda useto lwesihluzo somlawuli ngoqwalaselo lwesensor.

Qinisekisa ukuhambelana kwe-NPN okanye i-PNP, indlela esebenza ngayo evulekileyo okanye evalekileyo, indlela yokukhanyisa okanye yokukhanyisa emnyama, ukunikezelwa kwephini, i-voltage yokusebenza, i-load current, kunye neenkcukacha zekhebula. Xa utshintsha i-occurrent, thelekisa umsebenzi we-connector endaweni yembonakalo. I-sensor etshintshanayo ngoomatshini isenokufuna utshintsho lweentambo okanye lwesoftware.

Vavanya amandla omthengisi usebenzisa ubungqina obunokuqinisekiswa

Isatifikethi somgangatho sinokuxhasa uphononongo lomthengisi, kodwa asibonisi ukuba isenzi esithile siyasiphumelela isicelo. Qinisekisa umbutho wesatifikethi, indawo, ububanzi, ukufaneleka, kunye nomniki-sicelo. Cela ngokwahlukileyo amaxwebhu emveliso afanelekileyo kwimarike yendawo kunye neemfuno zomatshini. Amabango anjengokumakishwa kwe-CE, ukuqatshelwa kwe-UL, okanye ukhuseleko lwe-IP kufuneka ahlolwe ngokuchasene nemodeli efanelekileyo kunye neerekhodi ezixhasayo.

Ngexesha lophononongo lokuvelisa, landela imveliso enye ukusuka kwizinto ezingenayo ukuya kuvavanyo lokugqibela. Buza indlela ulungelelwaniso lwe-optical, i-switching thresholds, i-electrical outputs, kunye nokuchonga okulawulwa ngayo. Cela imizekelo yeerekhodi zovavanyo kunye nolawulo lokulinganisa. Injongo kukuqonda indlela umthengisi abona ngayo utshintsho kwaye athintele utshintsho lwenkqubo olungavunywanga ukuba lufikelele kwi-OEM.

Ukulandelelana kufanele kuqhagamshele ibhetshi okanye inombolo yeserial enikiweyo kulwazi lokuvelisa kunye novavanyo. Cela umthengisi ukuba abonise olo lwazi alufumanayo esebenzisa isampulu yokwenyani. Inkqubo ebhaliweyo iyakholisa ngakumbi xa irekhodi eliceliweyo linokufunyanwa kwaye litolikwe ngokwenene.

Olu vavanyo lobunzima sisixhobo sovavanyo se-OEM esicetywayo, asikokuhlela ishishini. Fumana amanqaku kudidi ngalunye ukusuka kwi-zero ukuya kwi-5 uze ubale inani elipheleleyo elilinganisiweyo njengenani lobunzima eliphindaphindwe ngamanqaku ahlulwe ngamahlanu. Amanqaku amane kudidi lwe-35% anegalelo kuma-28 amanqaku. Sebenzisa iimfuno eziyimfuneko kuqala: amanqaku aphezulu orhwebo akufuneki ahlawulele ukufunyanwa okungaphumeleli okanye amaxwebhu afunekayo angekhoyo.

Sebenzisa iisampulu ngenkqubo yeziqinisekiso ezicwangcisiweyo

Cela inombolo yenxalenye echanekileyo yenjongo yokuvelisa, i-firmware okanye uhlaziyo loqwalaselo apho kufanelekileyo, intambo, isixhumi, kunye nezixhobo. Bhala phantsi ukuba iisampulu zilungiselelwe ngokukodwa na. Iisampulu ezivela kwiindawo ezininzi zokuvelisa zinokunceda ekutyhileni umahluko, nangona ubungakanani obufanelekileyo buxhomekeke kumngcipheko kunye nokufumaneka.

1. Chaza iithagethi, iindlela zokusebenza ezigqithisileyo, kunye neendlela zokwamkelwa ngaphambi kokufumana iisampulu.

2. Yenza uvavanyo lwebhentshi olulawulwayo kwaye ugcine iimeko eziphumelelayo nezingaphumelelanga.

3. Hlanganisa i-sensor kumatshini wokwenyani kwaye ubambe ubungqina bexesha.

4. Phinda emva kokuba ingcali yenze utshintsho oluqhelekileyo okanye uhlengahlengiso.

5. Hlaziya iziphumo zovavanyo kunye phambi kokuba uzibophelele ekukhutshweni kweqonga lonke.

Sebenzisa ubude bovavanyo obubonisa umngcipheko wokungaphumeleli. Ukungaphumeleli okubonwe kuvavanyo oluncinci akumiseli izinga lokungaphumeleli elingu-zero. Umzekelo, ukungaphumeleli okungu-zero kumathuba ayi-10,000 azimeleyo, ameleyo anika umda ophezulu we-95% kwicala elinye omalunga ne-3/10,000, okanye ukungaphumeleli okungu-300 kwisigidi samathuba, usebenzisa umthetho we-three. Imijikelo yokwenyani inokunxibelelana, kwaye uvavanyo olungaze lubandakanye ithagethi enzima alumeli umngcipheko wemveliso.

Vavanya inkxaso ngokucela umthambo wokusombulula iingxaki

Nika ababoneleli abakuluhlu olufutshane imeko efanayo yokusilela, njengezinto ezibangela ukungaphumeleli ezivela kwimvelaphi ekhazimlayo okanye iindawo ezimnyama ezilahlekileyo emva kokungcola. Cela isicwangciso sovavanyo, imilinganiselo eceliweyo, kunye nesenzo sokulungisa esicetywayo. Vavanya ukuba impendulo iyahlula na izizathu zokukhanya, umbane, oomatshini, kunye nolawulo.

Inkxaso eluncedo ivelisa useto oluphinda luvele okanye utshintsho lobunjineli ngesizathu esithile. Bhala phantsi ukuba ngubani ophethe imibuzo yesicelo, ulindelo lwempendulo, ukunyuka, kunye nohlalutyo lokungaphumeleli. Cela imiyalelo enokuthi ingcali yenkonzo iyilandele ngaphandle kokuthembela kumthengisi ophethe iodolo yokuqala.

Kwimishini yehlabathi, cinga ngolwimi loxwebhu, ukufumaneka kwezinto ezingasetyenziswanga, ukufumana izixhobo, kunye nokulungelelaniswa kokuseta kwiindawo ezahlukeneyo. Imodeli efuna ukulungiswa ngesandla inokunyusa umthwalo wenkonzo nokuba ixabiso lokuthenga liyathandeka. Faka ixesha lokufundisa endaweni yalo kunye nexesha lokuqinisekisa kuvavanyo.

Hlola ukuqhubeka kunye nexabiso lilonke elifakiweyo

Cela izinto ezibhaliweyo eziqikelelwayo ngexesha elifanelekileyo, ubungakanani obuncinci beodolo, ukupakisha, ukuchongwa kokuthunyelwa, kunye nolungiselelo lomthamo. Yahlula ukufumaneka kwesitokhwe kubuchule bemveliso obuphindaphindwayo. Vavanya indlela umthengisi ajongana ngayo nokunqongophala kwezixhobo, iindawo eziphelelwe lixesha, ukuqeshana kwezivumelwano, kunye notshintsho olungacwangciswanga kwi-optics, kwi-electronics, kwiintambo, okanye kwi-firmware.

Isixhobo esitshintshiweyo esivunyiweyo kufuneka sibe nendlela echaziweyo yokufaneleka. Ingxelo yomthengisi yokuba isixhobo esitshintshiweyo silingana asanelanga xa kutshintshwa indlela yokuziphatha okanye ukufakelwa. Vumelana ngamaxesha okwazisa, ubungqina obufunekayo, kunye notshintsho olubangela ukuqinisekiswa kwakhona. Gcina imizobo kunye noseto olulawulwayo ukuze ukuthengwa kungabi nakho uku-odola ngempazamo isimamva esifanayo kodwa esingafanelekanga.

Yakha uthelekiso lomjikelo wobomi oluquka izibiyeli, izibonisi-mbonakalo, ukufakelwa kweentambo, ukunikezelwa kweenkonzo, ukuqinisekiswa, isitokhwe esisele, ukugcinwa, kunye nokuvezwa kwexesha lokungasebenzi. Sebenzisa uqikelelo lweendleko lwe-OEM, ukwahlula ngokucacileyo iziphumo ezilinganisiweyo kuqikelelo. Kuphephe ukunika umthengisi imali yokonga ixesha lokungasebenzi ngaphandle kobungqina bovavanyo.

Lungisa incwadana eneenkcukacha zomthengisi eluncedo kwaye uyikhuphe

Uluhlu lweemveliso ze-photoelectric zaseLanbao lunokuhlaziywa njengomthombo omnye ofanelekileyo, kusetyenziswa ulwazi olusemthethweni lodidi kunye nephepha elithile lemveliso ye-PSEP apho ukufunyanwa kokusasazwa kufanelekile khona. [3, 6] Thumela isicelo esifanayo kubo bonke ababoneleli abakuluhlu olufutshane ukuze iimpendulo zabo zithelekiswe ngokulinganayo.

Iphakheji yokugqibela yokukhululwa kufuneka ichonge inombolo yenxalenye evunyiweyo, uhlaziyo, umzobo wofakelo, izixhobo, useto lomlawuli, iziphumo zokuqinisekisa, iimfuno zovavanyo ezingenayo, kunye noqhagamshelwano lokunyusa. Faka irekhodi yemida engekagqitywa. Phinda ujonge isiqinisekiso xa izinto ekujoliswe kuzo, isantya somatshini, indawo esingqongileyo, okanye izinto ezilawulwa ngumthengisi zitshintsha. Oko kuguqula ukukhethwa komthengisi kube yinkqubo yobunjineli ephindaphindwayo endaweni yokuxoxisana ngexabiso kube kanye.

Iireferensi

[1] Iinkcukacha zemodeli ye-OMRON E3FA E3RA E3FB E3RB

[2] Isigama se-OMRON photoelectric sensor kunye nexesha lokuphendula

[3] Iphepha lemveliso yesixhobo sombane seLanbao PSEP kunye nomthombo womfanekiso

[4] Isishwankathelo se-OMRON semigaqo yokuva nge-photoelectric

[5] Izinzwa ze-photoelectric zebhena kunye nenkcazo yokwanda okugqithisileyo

[6] Uluhlu lwemveliso yesixhobo sokuvavanya umbane eLanbao

Imibuzo ebuzwa qho

Yintoni endifanele ndiyibuze kuqala kumthengisi we-photoelectric sensor

Buza ukuba yeyiphi imo ye-optical efanelana nethagethi yokwenyani kunye nesizathu. Nika umgama wokusebenza, ubukhulu bethagethi, isantya, imvelaphi, okusingqongileyo, kunye neenkcukacha ze-PLC. Impendulo eluncedo kufuneka ichaze izinto ezicingelwayo kwaye ichonge uvavanyo olufunekayo ukuqinisekisa ukufaneleka.

Ingaba isatifikethi somgangatho sanele ukuvuma umthengisi

Hayi. Qinisekisa isatifikethi kunye nobubanzi baso, uze uvavanye ukusebenza kwemodeli ethile kunye nolawulo lwemveliso. Uvavanyo lokusetyenziswa, ukulandelelwa, amaxwebhu, kunye nolawulo lotshintsho zihlala ziyinxalenye ebalulekileyo yesiqinisekiso se-OEM.

Zingaphi iisampuli ekufuneka zicelwe yi-OEM

Akukho bungakanani buqhelekileyo. Khetha ukugubungela ngokweenguqu ekujoliswe kuzo, ukwahluka kwemodeli, umngcipheko wemveliso, kunye nokuzithemba okufunwayo. Faka iiyunithi ezininzi kwaye, apho kunokwenzeka, iindawo ezahlukeneyo endaweni yokuxhomekeka kwisampulu enye yokubonisa.

Ngaba i-sensor engabizi kakhulu inganciphisa iindleko zomatshini zizonke?

Ingakwazi ukuba iyahlangabezana neemfuno ngaphandle kokunyusa iindleko zokufakela, ukuqinisekiswa, ukugcinwa, okanye inkonzo. Thelekisa isisombululo esipheleleyo esifakiweyo, kuquka izixhobo kunye nexesha lobuchwephesha, ngaphambi kokuba wenze isigqibo ngeendleko.

Ifanele ivavanywe njani into yokutshintsha isenzi esele ikho

Jonga ubukhulu, i-pinout, imo ye-optical, indlela yokusebenza kwemveliso, impendulo, ukunyamezelana kokufaka, kunye noqwalaselo. Phinda uvavanyo lwesicelo esichaphazelekayo kwaye urekhode naluphi na utshintsho lwesoftware okanye loomatshini ngaphambi kokuba uvume ukutshintshwa.

Bubuphi ubungqina obuxhasa ukufunyanwa okuthembekileyo kwezinto ezicacileyo

Sebenzisa iisampuli ezicacileyo ezimeleyo, isibonisi esichaziweyo apho kufanelekileyo khona, i-geometry yokwenyani yokufakela, iimeko zongcoliseko, kunye nesantya semveliso. Qinisekisa ukufunyanwa kwaye usete kwakhona imida endaweni yokwamkela ibango le-generic transparent-object.

Umthengisi ufanele aphinde afaneleke nini

Hlola iziqinisekiso emva kotshintsho olufanelekileyo kwisensor, indawo yokuvelisa, izinto, i-firmware, ithagethi, isantya somatshini, okanye indawo engqongileyo. Isivumelwano solawulo lotshintsho kufuneka sichonge ukuba ngubani ovavanya impembelelo kwaye zeziphi iimvavanyo ekufuneka ziphindwe.