Encoder Applications/Injuna
Encoder don Injin Haɓakawa
Shari'ar aikace-aikace na sarrafa gyaran gyare-gyare na kayan aikin ɗaga kofa mai tsayin daka bisa Canopen filin bas.
daya. Musamman kayan ɗagawa na ƙofa:
Abubuwan da ake buƙata na aminci na kayan ɗaga crane na kofa suna ƙara yin fice, kuma manufar aminci ta farko tana ƙara zama mai mahimmanci cikin sarrafawa. Dangane da ƙa'idodi, manyan kusoshin ƙofofi sama da mita 40 dole ne a sanye su tare da sarrafa gyaran hanya guda biyu don hana waƙa biyu na hagu da dama. Hadarin na'urar kofa ya mutu da yawa kuma yana lanƙwasa hanyar ko ma ya ɓace. Saboda buƙatun aminci, ƙafafun waƙa biyu na hagu da dama na injin kofa suna buƙatar sarrafa su a wurare da yawa. Amintaccen martani na sauri, matsayi da sauran bayanan kai tsaye yana da alaƙa da aminci da amincin sarrafawa. Musamman yanayin mahallin kayan ɗagawa na crane yana ƙayyade takamaiman zaɓin waɗannan firikwensin sigina da watsawa:
1. A cikin hadadden yanayin aiki a kan wurin, masu juyawa mita, manyan injina da kuma babban tsarin samar da wutar lantarki da ƙananan wuta, ana shirya igiyoyin sigina tare da layin wutar lantarki, kuma tsangwama na lantarki a wurin yana da matukar tsanani.
2. Motsi na kayan aiki, nisa mai tsayi mai tsayi, mai wuyar ƙasa.
3. Nisan watsa siginar yana da tsayi, kuma aminci da amincin bayanan siginar yana da girma.
4. Ikon aiki tare yana buƙatar babban lokacin gaske da ingantaccen watsa sigina.
5. Yawancin su ana amfani da su a waje, tare da manyan buƙatu don matakin kariya da matakin zafin jiki, amma ƙananan matakin horar da ma'aikata, da kuma buƙatu masu girma don haƙurin samfur.
biyu. Mahimmancin madaidaicin ƙima mai ƙima da yawa a cikin aikace-aikacen kayan ɗagawa na kofa:
Akwai ma'auni masu ƙarfi, maɓalli na kusanci, masu haɓaka haɓakawa, masu ƙididdigewa-juya-juya-juya, maɓalli masu cikakken juzu'i, da sauransu a cikin amfani da na'urori masu auna firikwensin matsayi don cranes na kofa. A kwatanta, da amincin potentiometers ne low , Rashin daidaito daidai, matattu yankin a cikin amfani kwana; Maɓallin kusanci, maɓallin ultrasonic, da sauransu sune kawai siginar matsayi guda ɗaya amma ba ci gaba ba; Ƙaramar siginar ɓoyayyen siginar hana tsangwama ba shi da kyau, ba za a iya watsa siginar daga nesa ba, kuma an rasa matsayin gazawar wutar lantarki; Cikakkun rikodin juyi-juya ɗaya Yana iya aiki tsakanin digiri 360 kawai. Idan an faɗaɗa ma'aunin ma'auni ta hanyar canza saurin, daidaito zai zama mara kyau. Idan an yi amfani da shi kai tsaye a cikin da'irar guda ɗaya don cimma nasarar sarrafa nau'i-nau'i da yawa ta hanyar ƙwaƙwalwar ajiya, bayan gazawar wutar lantarki, zai rasa matsayinsa saboda iska, zamewa ko motsi na wucin gadi. Ƙimar ƙima mai juyi da yawa kawai za a iya amfani da ita cikin aminci a cikin kayan ɗagawa na injin kofa. Kashewar wutar lantarkin bai shafe shi ba. Yana iya aiki tare da dogon nisa da juyi da yawa. Cikakkun na'urorin dijital na ciki, hana tsangwama, da sigina kuma za'a iya gane su. Amintaccen watsa mai nisa mai nisa. Don haka, daga mahangar amincin kayan aikin ɗaga ƙofa, cikakkiyar maɓalli mai jujjuyawar ƙima zaɓi ne da babu makawa.
Shawarar aikace-aikacen Canopen cikakkar encoder a cikin kayan ɗagawa na crane kofa
CAN-bus (ControllerAreaNetwork) ita ce cibiyar sadarwar yankin mai sarrafawa, wacce ita ce ɗayan manyan motocin buɗaɗɗen filin da aka fi amfani da su a duniya. A matsayin hanyar sarrafa hanyar sadarwa mai nisa tare da fasahar ci gaba, babban dogaro, cikakken ayyuka da farashi mai ma'ana, CAN-bas an yi amfani da shi sosai a cikin tsarin sarrafa sarrafa kansa daban-daban. Misali, CAN-bus yana da fa'ida mara misaltuwa a fannoni daban-daban kamar na'urorin lantarki, injina ta atomatik, gine-gine masu hankali, tsarin wutar lantarki, kula da tsaro, jiragen ruwa da jigilar kaya, kula da lif, amincin wuta, kayan aikin likita, da sauransu, musamman lokacin da yake a halin yanzu. a cikin haske. Can-Bus shine siginar siginar da aka fi so don layin dogo masu sauri da samar da wutar lantarki.CAN-bas an haɓaka kuma ana kiyaye shi tare da ƙarancin farashi, babban amfani da bas, nesa mai nisa (har zuwa 10Km), saurin watsa sauri (har zuwa 1Mbps), babban tsari mai yawa bisa fifiko, kuma abin dogaro Gano kuskure da injin sarrafa cikakken ramawa ga ƙarancin amfani da bas na cibiyar sadarwa ta RS-485, tsarin bawa guda ɗaya, kuma babu ƙarancin gano kuskuren hardware, yana bawa masu amfani damar ginawa. ingantaccen tsarin kula da bas ɗin filin, yana haifar da matsakaicin ƙimar gaske. A cikin yanayi mafi tsananin aikace-aikacen kamar kayan ɗagawa, Can-bus yana da ingantaccen gano kuskuren sigina da tsarin sarrafawa, kuma har yanzu yana iya watsa bayanai da kyau a yanayin tsangwama mai ƙarfi da ƙasa mara dogaro, da kuskuren hardware na bincikar kansa, Mai sarrafa mai yawa. Tashar za ta iya zama mara nauyi don tabbatar da amincin kayan sarrafawa.
Canopen buɗaɗɗen yarjejeniya ce bisa bas ɗin bas na CAN kuma Ƙungiyar CiA ke gudanarwa. An fi amfani dashi a masana'antar abin hawa, injinan masana'antu, gine-gine masu hankali, kayan aikin likita, injinan ruwa, kayan aikin dakin gwaje-gwaje da wuraren bincike. Ƙididdigar Canopen yana ba da damar watsa saƙonni ta hanyar watsawa. , Har ila yau yana goyan bayan aikawa da karɓar bayanai, kuma masu amfani za su iya gudanar da hanyar sadarwa, watsa bayanai da sauran ayyuka ta hanyar ƙamus na Canopen. Musamman ma, Canopen yana da halaye na tsangwama da aikace-aikacen tashar mai yawa, wanda zai iya samar da ainihin madaidaicin madaidaicin tashar kuma tabbatar da kulawa mafi aminci.
Idan aka kwatanta da sauran nau'ikan sigina, watsa bayanan Canopen ya fi aminci, tattalin arziki, kuma mafi aminci (ba da rahoton kuskuren kayan aiki). Kwatanta waɗannan halayen tare da sauran abubuwan da aka fitar: Siginar fitarwa na daidaici-da yawa abubuwan da aka gyara wutar lantarki suna da sauƙin lalacewa, yawancin wayoyi masu mahimmanci suna da sauƙin karye kuma farashin kebul yana da yawa; Siginar fitarwa na SSI-wanda ake kira siginar serial synchronous, lokacin da nisa ya yi tsawo ko tsangwama, siginar Jinkirin ya haifar da daina daidaita agogo da siginar bayanai, kuma tsallewar bayanai ya faru; Siginar bas na Profibus-DP da buƙatun kebul suna da yawa, farashin ya yi yawa, babban tashar ba za a iya zaɓar ba, kuma da zarar hanyar haɗin bas ko babban tashar bas ta gaza, haifar da gurɓataccen tsarin gaba ɗaya da sauransu. Amfanin da ke sama wajen ɗaga kayan aiki na iya zama mai kisa a wasu lokuta. Sabili da haka, ana iya cewa siginar Canopen ya fi dogara, mafi tattalin arziki da aminci lokacin amfani da kayan aiki na ɗagawa.
Gertech Canopen cikakkar encoder, saboda fitowar siginar sa mai sauri, a cikin saitin aiki, zaku iya saita ƙimar madaidaicin kusurwar mahaɗin da madaidaicin ƙimar don fitarwa tare, alal misali, baiti biyu na farko na fitowar cikakkiyar ƙimar darajar (yawan yawa). juya) matsayi, byte na uku yana fitar da ƙimar saurin gudu, kuma byte na huɗu yana fitar da ƙimar haɓakawa (na zaɓi). Wannan yana taimakawa sosai lokacin da kayan ɗagawa suna amfani da masu sauya mitar. Ƙimar gudun zai iya zama Kamar yadda martani na ƙa'idar saurin juyawa ta mitar, kuma ana iya amfani da ƙimar matsayi a matsayin daidaitaccen matsayi da sarrafa aiki tare, kuma yana iya samun ikon sarrafa madauki sau biyu na sauri da matsayi, don gane madaidaicin matsayi, aiki tare. sarrafawa, filin ajiye motoci anti-sway, kula da yanki mai lafiya, rigakafin karo, kariyar tsaro na sauri, da dai sauransu, Kuma Canopen na musamman na musamman mai mahimmanci mai mahimmanci na iya gane madaidaicin madadin babban tashar mai sarrafa mai karɓa. Za'a iya saita sigogin mai sarrafa madadin a bayan mai sarrafa. Da zarar tsarin sarrafa mai sarrafa ya gaza, mai kula da ajiya zai iya ɗauka na ƙarshe Ana iya gane kariyar aminci da sarrafa kayan ɗagawa.
An fara babban injin kofa na kayan ɗagawa na crane kuma ana amfani dashi a waje. Kebul ɗin siginar rikodin yana da tsayi, wanda yayi daidai da eriya mai tsayi. Ƙarfin haɓakawa da ƙaƙƙarfan kariya na ƙarshen siginar filin yana da mahimmanci. A da, an yi amfani da maƙallan sigina masu kamanceceniya ko na ƙara. , Akwai igiyoyi masu mahimmanci na sigina da yawa, kuma haɓakar haɓakar kariya na kowane tashar yana da wuya a cimma (yawan ƙarfin lantarki da aka haifar ta hanyar farawar babban mota ko yajin walƙiya), kuma sau da yawa siginar encoder yana da tashar tashar jiragen ruwa; kuma siginar SSI shine haɗin haɗin haɗin gwiwa na aiki tare, kamar ƙara kariya ta igiyar ruwa, jinkirin watsa sigina yana lalata aiki tare kuma siginar ba ta da ƙarfi. Siginar Canopen babban saurin asynchronous ne ko watsa watsa shirye-shirye, wanda ba ya da tasiri sosai kan shigar da mai karewa. Don haka, idan an ƙara mai rikodin Canopen da mai karɓar mai karɓar zuwa mai kariyar wuce gona da iri, ana iya amfani da shi cikin aminci.
Canopen mai sarrafa PFC
Saboda yanayin ci gaba da aminci na siginar Canopen, yawancin masana'antun PLC da masu sarrafa masana'antun sun kara da cewa Canopen musaya don cimma ikon Canopen, irin su Schneider, GE, Beckhoff, B&R, da sauransu. , wanda ya haɗa da naúrar CPU na 32-bit na ciki, nunin kristal mai ruwa da ƙirar injin mutum don saita maɓalli, 24-point canza I / O da mahara analog I / O, da katin ƙwaƙwalwar ajiya na 2G SD, Zai iya rikodin iko- kunnawa da kashewa, bayanan abubuwan da suka faru na shirye-shiryen, don gane aikin rikodi na akwatin baƙar fata, nazarin gazawar da kuma rigakafin ayyukan da ba a saba ba da doka ta ma’aikata.
Tun daga 2008, masana'antun PLC na manyan mashahuran samfuran kwanan nan sun ƙara Canopen dubawa ko suna shirin ƙara ƙirar Canopen. Ko kun zaɓi PLC tare da Canopen interface ko PFC mai kula da Gertech, za a ɗaga iko bisa Canopen dubawa. Aikace-aikacen kayan aiki ya zama a hankali a hankali.
biyar. Halin aikace-aikace na yau da kullun
1. Daidaita karkacewa ta aiki tare don jigilar cranes na kofa- Biyu Canopen cikakkiyar ƙima mai ƙima da yawa masu juyawa suna gano aiki tare na ƙafafun hagu da dama, kuma ana fitar da siginar zuwa mai kula da dubawar Canopen don kwatancen aiki tare na PFC. A lokaci guda, Canopen cikakkar ƙima mai ƙima zai iya fitar da martani na sauri a lokaci guda, Ta hanyar mai sarrafawa don samar da sarrafa saurin inverter, gane ƙananan gyare-gyaren gyare-gyare, babban gyare-gyaren gyare-gyare, filin ajiye motoci da sauran abubuwan sarrafawa.
2. Kariyar tsaro na sauri - Canopen cikakken encoder yana fitar da ƙimar matsayi da ƙimar sauri a lokaci guda (fitarwa kai tsaye ba tare da lissafin waje ba), kuma yana da saurin amsawa ga kariyar saurin.
3. Safety redundancy control-Amfani da Canopen's Multi-master redundancy siffa, da PFC201 mai kula zai iya zama dual-redundant madadin, da kuma na biyu mai sarrafawa za a iya ƙara bisa ga mai amfani bukatun ga amintaccen madadin.
4. Ayyukan rikodin tsaro, mai kula da PFC201 yana da katin ƙwaƙwalwar ajiya na 2G SD, wanda zai iya rikodin abubuwan da suka faru (akwatin baƙar fata) don gane rashin nasarar bincike da kuma hana ayyukan da ba bisa ka'ida ba ta hanyar ma'aikata (duba rikodin tsaro), da kuma samun iko mafi aminci.
5. Kiliya sakawa da anti-swaying-Amfani da matsayi da saurin fitarwa halaye na Canopen cikakkar encoder a lokaci guda, zai iya gane dual rufaffiyar madauki iko na filin ajiye motoci matsayi da jinkirin ragewa, wanda zai iya m dakatar da gudun da matsayi kwana kwana. , da rage jujjuyawar wurin dagawa lokacin yin parking.
6. Gabatarwa na aikace-aikace na yau da kullun:
Guangdong Zhongshan Sea-Crossing gadar ginin babban gadar gantry hoisting kayan aiki tare da daidaita gyaran gyare-gyare, kimanin tsawon mita 60, tsayin crane sama da mita 50, siginonin na'ura biyu zuwa na USB mai sarrafa PFC jimlar tsawon mita 180. Na zaɓi:
1. Canopen cikakkar multi-juya encoder-Gertech cikakkar multi-juya encoder, GMA-C Series CANopen cikakkar Encoder, kariya sa harsashi IP67, shaft IP65; yanayin zafi -25-80 digiri.
2. Canopen Controller-Gertch's Canopen-based controller: Ana iya amfani da shi ba kawai a matsayin babban mai sarrafawa ba, amma har ma a matsayin mai sarrafa madaidaicin.
3. Canopen siginar tashar jirgin ruwa mai karewa: SI-024TR1CO (an shawarta)
4. Kebul na siginar rikodin: F600K0206