Stepper dumama mota haddasa bincike

Dalili na daya.

Daya daga cikin mafi ma'ana abũbuwan amfãni dagastepper Motorsshine madaidaicin iko wanda za'a iya samu a cikin tsarin madauki mai buɗewa. Ikon buɗaɗɗen madauki yana nufin cewa ba a buƙatar bayanin bayani game da matsayi (rotor) da ake buƙata.

Wannan sarrafawa yana guje wa amfani da na'urori masu tsada masu tsada da na'urori masu amsawa kamar na'urorin haɗi na gani, saboda kawai matakan shigarwar shigarwar kawai ana buƙatar bin diddigin su don sanin matsayin (rotor). Kwanan nan, wasu abokan ciniki sun nuna wa injiniyoyinmu na Shangshe cewa injinan stepper ma suna fuskantar matsalolin zafi, don haka ta yaya za a magance wannan yanayin? 

1, ragestepper motorzafi, rage zafi shine rage asarar tagulla da asarar ƙarfe. Rage asarar jan ƙarfe a cikin kwatance guda biyu, rage yin amfani da wutar lantarki da na yanzu, wanda ke buƙatar zaɓin ƙaramin juriya da ƙimar halin yanzu kamar ƙarami kamar yadda zai yiwu lokacin da motar, injin stepper mai hawa biyu, za a iya amfani da shi a cikin jerin motocin ba layi ɗaya ba, amma wannan sau da yawa ya saba wa buƙatun karfin juriya da babban gudu.

2, don an zaɓi motar, ya kamata yayi cikakken amfani da aikin sarrafa rabin-lokaci na atomatik da aikin layi, tsohon yana rage halin yanzu lokacin da motar ke hutawa, ƙarshen kawai ya yanke na yanzu.

3, Bugu da kari, subdivision stepper motor drive saboda halin yanzu waveform yana kusa da sinusoidal, ƙasa da jituwa, motor dumama zai zama ƙasa. Akwai 'yan hanyoyin da za a rage baƙin ƙarfe asarar, da ƙarfin lantarki matakin yana da alaka da shi, high ƙarfin lantarki drive motor ko da yake zai kawo wani karuwa a high-gudun halaye, amma kuma kawo wani karuwa a zafi samar. 

4, ya kamata ya zaɓi matakin ƙarfin ƙarfin motar da ya dace, la'akari da babban band, santsi da zafi, amo da sauran alamomi.

Dalili na biyu.

Motar Stepper zafi ko da yake gabaɗaya baya shafar rayuwar motar, saboda yawancin abokan ciniki basa buƙatar kula da su. Amma da gaske zai kawo wasu mummunan sakamako. Irin su stepper motor ciki thermal fadada coefficient na kowane bangare na daban-daban tsarin danniya canje-canje da kuma kananan canje-canje a cikin ciki tazarar iska, zai shafi tasiri mayar da martani na stepper motor, high-gudun zai zama da sauki rasa mataki. Wani misali kuma shi ne cewa wasu lokatai ba sa ƙyale zafin da ya wuce kima na injin motsa jiki, kamar na'urorin likitanci da na'urorin gwaji masu inganci. Saboda haka, zafi na stepper motor ya zama dole don sarrafawa. Zafin motar yana haifar da waɗannan abubuwan.

1, saitin na yanzu da direba ya yi ya fi girma fiye da ƙimar halin yanzu na motar

2, gudun motar yayi sauri sosai

3, motar kanta tana da babban inertia da matsayi mai ƙarfi, don haka ko da matsakaicin matsakaicin aiki zai yi zafi, amma ba zai shafi rayuwar motar ba. The demagnetization batu na mota a 130-200 ℃, don haka da mota a 70-90 ℃ ne al'ada sabon abu, idan dai kasa da 130 ℃ ne kullum babu matsala, idan ka gaske ji overheated, da drive halin yanzu an saita zuwa game da 70% na rated motor halin yanzu ko mota gudun don rage wasu.

Dalili na uku.

Motar Stepper azaman nau'in kunnawa na dijital, an yi amfani da shi sosai a cikin tsarin sarrafa motsi. Mutane da yawa masu amfani da abokai a cikin yin amfani da stepper Motors, suna jin cewa motar tana aiki tare da babban zafi, suna da shakku, ba su sani ba ko wannan sabon abu ne na al'ada. A gaskiya ma, zafi ne na kowa sabon abu na stepper Motors, amma abin da mataki na zafi da aka dauke al'ada, da kuma yadda za a rage girman stepper zafi?

 

Wadannan muna yin wasu sauƙi rarrabuwa, da fatan a cikin ainihin aikin aikace-aikacen aikace-aikace:.

1 ka'idar dumama mota

Mu yawanci muna ganin kowane nau'in injina, cibiya na ciki da na'ura mai juyi. Gilashin yana da juriya, kuzari zai haifar da hasara, girman hasara da juriya da na yanzu murabba'i daidai da asarar, wanda sau da yawa ake magana a kai a matsayin tagulla asarar, idan halin yanzu ba misali DC ko sine wave, amma kuma jituwa hasãra; core yana da hysteresis eddy halin yanzu sakamako, a cikin madadin Magnetic filin kuma zai haifar da asara, girman kayan, halin yanzu, mita, ƙarfin lantarki, wanda ake kira baƙin ƙarfe asarar. Za a bayyana asarar tagulla da asarar baƙin ƙarfe a cikin nau'i na zafi, don haka yana rinjayar ingancin motar. Stepper Motors kullum bi sakawa daidaito da karfin juyi fitarwa, da yadda ya dace ne in mun gwada da low, halin yanzu ne kullum in mun gwada da manyan, da kuma high jituwa aka gyara, da mita na halin yanzu alternation kuma bambanta da gudun, kuma haka stepper Motors kullum da zafi, da kuma halin da ake ciki ne mafi tsanani fiye da janar AC motor.

2 stepper motor zafi m kewayon

Matsakaicin da aka ba da izinin samar da zafin mota ya dogara da yawa akan matakin rufewa na cikin motar. Za a lalata rufin cikin gida ne kawai a babban yanayin zafi (sama da digiri 130). Don haka idan dai na ciki bai wuce digiri 130 ba, motar ba za ta lalata zobe ba, kuma yanayin zafin jiki zai kasance ƙasa da digiri 90 a lokacin. Saboda haka, stepper motor surface zafin jiki a 70-80 digiri ne na al'ada. Hanyar ma'aunin zafin jiki mai sauƙi mai amfani da ma'aunin zafi da sanyio, Hakanan zaka iya tantancewa: tare da hannu na iya taɓa fiye da 1-2 seconds, ba fiye da digiri 60 ba; tare da hannu zai iya taɓawa kawai, kimanin digiri 70-80; 'yan saukad da ruwa da sauri sun haura, ya fi digiri 90

3 stepper motor dumama tare da saurin canji

Lokacin amfani da fasahar tuƙi na yau da kullun, injin stepper a tsaye da ƙarancin gudu, na yanzu zai kasance dawwama don kula da fitowar juzu'i na yau da kullun. Lokacin da saurin ya yi girma zuwa wani mataki, yuwuwar injin ɗin na ciki na motar yana ƙaruwa, na yanzu zai ragu a hankali, ƙarfin ƙarfin kuma zai ragu. Sabili da haka, yanayin dumama saboda asarar jan karfe zai dogara da sauri. A tsaye da ƙananan gudu gabaɗaya suna haifar da zafi mai ƙarfi, yayin da babban gudu ke haifar da ƙarancin zafi. Amma asarar baƙin ƙarfe (ko da yake ƙananan ƙananan) canje-canje ba iri ɗaya ba ne, kuma dukan zafin motar shine jimlar biyun, don haka abin da ke sama shine kawai halin da ake ciki.

4 zafi ya kawo ta hanyar tasiri

Kodayake zafin motar gabaɗaya baya shafar rayuwar motar, yawancin abokan ciniki basa buƙatar kula da su. Amma da gaske zai kawo wani mummunan tasiri. Irin waɗannan nau'ikan nau'ikan nau'ikan haɓakar haɓakar thermal na sassa na cikin motar suna haifar da canje-canje a cikin damuwa na tsari da ƙananan canje-canje a cikin tazarar iska na ciki, zai shafi tasirin motsin motsi, saurin sauri zai zama mai sauƙin rasa taki. Wani misali kuma shi ne cewa wasu lokuta ba sa barin zafin da ya wuce kima na motar, kamar kayan aikin likita da na'urorin gwaji masu inganci. Sabili da haka, ya kamata a sarrafa zafin zafin motar kamar yadda ya cancanta.

 5 Yadda ake rage zafin injin

Rage samar da zafi, shine don rage asarar tagulla da asarar ƙarfe. Rage asarar jan ƙarfe a cikin kwatance guda biyu, rage juriya da halin yanzu, wanda ke buƙatar zaɓin ƙaramin juriya da ƙididdige halin yanzu a matsayin ƙanƙanta yadda zai yiwu lokacin da injin, injin mai hawa biyu, na iya amfani da injin a cikin jerin ba tare da injin daidaici ba. Amma wannan sau da yawa ya saba wa bukatun juzu'i da babban gudu. Don injin da aka zaɓa, aikin sarrafa rabin-lokaci na tuƙi da aikin layi ya kamata a yi amfani da shi gabaɗaya, tsohon yana rage halin yanzu lokacin da motar ke hutawa, kuma na ƙarshen kawai ya yanke na yanzu. Bugu da kari, da subdivision drive, saboda halin yanzu waveform yana kusa da sinusoidal, m harmonics, motor dumama kuma zai zama kasa. Akwai 'yan hanyoyi don rage asarar ƙarfe, kuma matakin ƙarfin lantarki yana da alaƙa da shi. Ko da yake motar da ke motsawa ta babban ƙarfin lantarki zai haifar da karuwa a cikin halaye masu sauri, kuma yana kawo haɓakar haɓakar zafi. Don haka ya kamata a zaɓi matakin ƙarfin wutar lantarki mai dacewa, la'akari da saurin gudu, santsi da zafi, hayaniya da sauran alamomi.

Ga kowane nau'in injunan stepper, ciki yana kunshe da ginshiƙi na ƙarfe da na'ura mai juyi. Gilashin yana da juriya, kuzari zai haifar da hasara, girman hasara ya yi daidai da murabba'in juriya da halin yanzu, wanda ake kira meteor jan karfe, idan halin yanzu ba daidai ba ne DC ko sine wave, amma kuma asarar jituwa; core yana da hysteresis eddy halin yanzu sakamako, a cikin madadin Magnetic filin kuma zai haifar da asara, girman kayan, halin yanzu, mita, ƙarfin lantarki, wanda ake kira baƙin ƙarfe asarar. Za a bayyana asarar tagulla da asarar baƙin ƙarfe a cikin nau'i na zafi, don haka yana rinjayar ingancin motar. Stepper Motors kullum bi sakawa daidaito da karfin juyi fitarwa, da yadda ya dace ne in mun gwada da low, halin yanzu ne kullum in mun gwada da manyan, da kuma high jituwa aka gyara, da mita na halin yanzu alternation kuma bambanta da gudun, kuma haka stepper Motors kullum da zafi, da kuma halin da ake ciki ne mafi tsanani fiye da janar AC motor.