Matsalolin CNC Spindle Motor Common Da Yadda Ake Gane Su

Gabatarwa

A cikin kowane bita na zamani, CNC Spindle Motor shine zuciyar aikin. Yana ba da Babban karfin juyi da Babban Gudun da ake buƙata don juya ɗanyen tubalan ƙarfe ko itace zuwa sassa masu rikitarwa. Duk da haka, saboda yana jujjuyawa a dubban juyi a minti daya, yana fuskantar matsananciyar damuwa. Hatta rukunin masana'antu mafi ƙarfi a ƙarshe suna nuna alamun lalacewa. Makullin ci gaba da shago mai riba shine kama waɗannan batutuwa kafin su juya zuwa ga gazawar bala'i.

Binciken Motar CNC Spindle ba koyaushe yana buƙatar digiri na injiniya na ci gaba ba. Yawancin matsalolin suna fitowa daga ƴan wuraren gama gari: zafi, girgiza, ko tsangwama na lantarki.

Yawan Jijjiga da Hayaniya: Alamomin Gargaɗi na Farko

Jijjiga shine mafi yawan alamar alama ta gazawar CNC Spindle Motor. Yawancin lokaci yana farawa azaman ƙaramar ƙararrawa kuma yana canzawa zuwa babban kururuwa ko abin jin niƙa. Idan kun yi watsi da shi, girgizar za ta canza zuwa kayan aikin yankanku, wanda zai haifar da ƙarancin ƙarewa da fashewar niƙa. A cikin aikace-aikacen High Speed, ko da ƙaramin adadin rashin daidaituwa ya zama babban ƙarfi wanda zai iya lalata abubuwan ciki cikin sa'o'i.

Gano gazawar Haɓakawa da rashin daidaituwar kayan aiki

Mataki na farko shine sanin ko hayaniya tana fitowa daga cikin motar ko kuma daga mai riƙe da kayan aiki.

• Gwajin No-Load: Cire mariƙin kayan aiki da collet. Gudu da Motar Spindle CNC a hanyoyi daban-daban. Idan hayaniyar ta ci gaba, mai yiwuwa matsalar na iya zama na ciki, kamar tsofaffin yumbu ko na ƙarfe.

• Duban Alamar bugun kira: Yi amfani da alamar gwajin bugun kira don auna 'runout' a madaidaicin shaft. Don madaidaicin sandal ɗin, wannan yakamata ya zama ƙasa da $0.005mm$. Idan ramin da kansa ya yi rawar jiki, ƙusoshin ciki sun yi hasarar da aka riga aka yi musu ko kuma sun ci gaba da lalacewa.

• Saurari Harmonics: Wani lokaci mota yana yin shiru a 6,000 RPM amma yana kururuwa a 12,000 RPM. Wannan sau da yawa yana yin nuni ga batun ƙara ko kuma ɗan lanƙwasa wanda kawai ke nuna 'launi na gaskiya' ƙarƙashin ƙarfin centrifugal.

Yin Nazartar Lalacewar Ƙarshen Sama

Abubuwan da kuka gama sau da yawa suna ba da labarin lafiyar motar.

1. Alamar Chatter: Raƙuman ruwa a gefen yanke yawanci yana nufin wasan radial a cikin bearings. Shagon yana jiki 'bouncing' akan kayan.

2. Scalloping: Idan kasan aljihu bai daidaita ba, yana nuna wasan axial. Shagon Motar CNC Spindle yana motsawa sama da ƙasa, wanda ya zama ruwan dare a cikin tsofaffin manyan juzu'i inda maɓuɓɓugan ciki suka yi rauni.

3. Burgewa: Sauti maras nauyi a lokacin yanke yana nuna cewa bearings ba za su iya riƙe igiya ba a ƙarƙashin kaya, yana sa kayan aiki ya shafa maimakon yanki.

Matsalolin Gudanar da Zazzabi: Ƙunƙarar zafi da sanyi

Zafi shine mai kashe wutar lantarki. A CNC Spindle Motor yana haifar da babban juzu'i a cikin bishiyarsa da zafi a cikin iskar tagulla. Don tsira, dole ne ta zubar da wannan zafi yadda ya kamata. Idan gidan motar ku ya yi zafi sosai don taɓawa, ko kuma idan VFD ta ci gaba da ɓarna akan kurakuran 'Over-Temp', kuna da rikicin sanyaya. Yadda zaka gano wannan ya dogara da ko kana da tsarin sanyaya iska ko Ruwa.

Shirya matsala na iska mai sanyaya Spindle Blockages

Motar mai sanyaya iska yana dogara da fanka don tura iska akan filayensa na ciki ko na waje.

• Duban Fan: Mafi yawan igiyoyin iska masu saurin gudu suna da fanka da ke haɗe kai tsaye zuwa ga shaft. Idan ka ga ƙura ko guntuwar itace cushe a cikin abin sha, motar tana da kyau 'yana shaƙa.' Yi amfani da matsewar iska don share hanya.

• Ƙarfin fan mai zaman kanta: Wasu ƙwanƙolin masana'antu masu tsayi suna amfani da fan ɗin lantarki daban a saman. Bincika idan wannan fan yana jujjuyawa. Idan ya gaza, motar za ta yi zafi sosai ko da lokacin da ba ta da aiki kawai.

• Abubuwan Muhalli: Idan shagon ku ya haura $35^circ C$, rukunin Cooled na iska zai yi kokawa. Sau da yawa muna ganin masu amfani suna manta cewa sanyaya iska yana da kyau kamar yanayin zafi.

Gano Matsalolin Ruwa Mai Sanyi

Ƙarƙashin Ƙarƙashin Ruwa ya fi shuru amma ya fi rikitarwa.

1. Tabbatar da Matsala ta Gudu: Mafi yawan matsalar ita ce bututun da aka toshe ko kuma mai toshe radiator. Cire haɗin layin dawowa kuma tabbatar da cewa ruwa yana gudana da ƙarfi cikin guga.

2. Makullan iska: Idan kwanan nan kun canza mai sanyaya, kumfa mai iska na iya kamawa a cikin jaket ɗin sanyaya motar. Wannan kumfa yana aiki azaman insulator, yana haifar da CNC Spindle Motor don yin zafi yayin da radiyon ya yi sanyi.

3. Ƙirƙirar Sikelin Ciki: Idan kuna amfani da ruwan famfo maimakon ruwa mai narkewa, ma'adinan calcium zai rufe tashoshi na ciki. Wannan yana rage ƙarfin canja wurin zafi na kayan aikin Madaidaicin ku. Kuna iya gano wannan ta hanyar bincika idan ruwan shigar da ruwa yayi sanyi yayin da ruwan da ake fitarwa shima sanyi ne, amma motar tana ci gaba da tafasa.

Laifin Lantarki da Kurakurai na Sadarwa na VFD

Wani lokaci CNC Spindle Motor yana da kyau a jiki, amma siginonin lantarki suna 'ƙara' ko 'karshe.' The Variable Frequency Drive (VFD) ita ce kwakwalwar da ke gaya wa motar yadda sauri yake juyawa. Lokacin da abubuwa suka yi kuskure, VFD yawanci yana nuna lambar kuskure. Fahimtar yadda ake fassara waɗannan lambobin da gwada coils na ciki na motar yana da mahimmanci ga kowane injiniyoyi.

Gwaje-gwajen Juriya da Juriya

A cikin motar akwai nau'ikan coils na jan karfe uku (Phases U, V, da W). Dole ne su kasance daidaitattun daidaito.

• Gwajin Multimeter: Sanya mitar ku zuwa Ohms ($Omega$). Auna juriya tsakanin fil 1-2, 2-3, da 1-3. Ma'aunin ya kamata ya zama kusan iri ɗaya (misali, $1.5Omega$ kowanne). Idan ɗayan biyu ya nuna $5.0Omega$ kuma wani yana nuna $1.2Omega$, motar tana da '' ɗan gajeren gajere '' kuma ainihin nauyin takarda ne.

• Shorts Shorts: Bincika kowane fil a gaban kwandon ƙarfe na motar. Juriya ya kamata ya zama marar iyaka (OL). Idan ka ga kowane karatu, rufin ya narke, kuma iko yana yoyo zuwa firam-wannan babban haɗari ne na aminci.

• Integrity Connector: Yawancin ATC da MTC spindles suna amfani da matosai irin na jirgin sama. Ana iya tura waɗannan fil ɗin baya ko lalata su ta hanyar sanyaya. A ' sako-sako' fil sau da yawa yana haifar da kurakuran 'Rashin lokaci' akan VFD.

Fassarar Lambobin Kuskuren VFD

VFD shine mafi kyawun kayan aikin bincike idan kun san yadda ake karanta shi.

1. Over-Current (OC): Wannan yawanci yana nufin daurin inji. Motar tana ƙoƙarin jujjuyawa, amma wani abu yana riƙe shi baya, yana haifar da zana ƙarfi da yawa. Hakanan yana iya nuna gajeriyar kewayawa a cikin kebul ɗin.

2. Under-Voltage (UV): Your shop's power supply is sagging. Wannan yana faruwa sau da yawa lokacin da wani na'ura mai nauyi (kamar mai tara ƙura) ya kunna a lokaci guda da CNC Spindle Motor.

3. Over-Load (OL): Kuna tura motar da ƙarfi sosai. Bincika ƙimar abincin ku da zurfin yanke. Idan motar tana raguwa 'a cikin kayan, VFD zai kashe shi don kare iska.

Asarar Torque da Rashin daidaiton Gudu

Shin motar ku tana rage gudu lokacin da kayan aikin ya taɓa itace? Shin yana jin kamar yana 'ƙoƙarta' don kula da RPM? Asarar iyawar Babban Torque matsala ce mai ban takaici wacce sau da yawa ji kamar 'fatalwa' a cikin injin. Ana iya haifar da shi ta ko dai daidaitattun sigogi na VFD ko tsufa na cikin gida maganadisu/ windings.

Gano Matsalolin Ƙarshen Ƙarshen Ƙarshe

Masu amfani da yawa suna siyan sandal mai sauri amma sai suyi ƙoƙarin gudanar da babban rawar rawar soja a 2,000 RPM.

• V/F Curve Settings: Idan ba a tsara VFD ɗin ku tare da madaidaicin ''Voltage to Frequency'' ba, motar ba za ta sami '' tsoka '' a ƙananan gudu ba. Bincika littafin littafin ku don tabbatar da 'Base Frequency' da 'Max Voltage' sun dace da farantin suna akan Motar ku ta CNC..

• Slip Compensation: VFDs na zamani suna da fasalin da ake kira zamewa ramuwa. Idan an kashe wannan, motar a dabi'a za ta ragu a ƙarƙashin kaya. Kunna shi yana taimaka wa tuƙi ' allura ' ƙarin ƙarfi lokacin da ya sami juriya.

• Jawo Jawo: Idan ƙusoshinku suna kasawa, suna haifar da juriya ta jiki. Wannan 'nauyin parasitic' yana cinye karfin da ya kamata ya shiga cikin kayan aikin yankan ku.

Sauyin Sauri da Farauta

Idan nunin RPM akan VFD ɗinku yana tsalle sama da ƙasa, ana kiran shi 'farauta.'

1. EMI (Matsalolin lantarki): Idan igiyoyin motar ku ba su da kariya, hayaniyar lantarki daga CNC Spindle Motor na iya 'kamuwa da' siginar sarrafawa. Wannan ya sa VFD yayi tunanin saurin ba daidai ba ne, yana sa shi daidaitawa akai-akai.

2. Kasawar Encoder: A cikin manyan igiyoyin ATC masu tsayi tare da rufaffiyar madauki, mai rikodin yana bin ainihin matsayin sandar. Idan diski mai ɓoye ya ƙazantu ko ya bushe, tsarin zai rasa 'daidaitacce' kuma saurin ya zama marar kuskure.

3. Worn Brushes (DC Spindles): Yayin da akasarin dunƙule na zamani ba su da goga AC, wasu tsofaffin ƙananan injuna suna amfani da injin DC. Idan gogayen suna walƙiya ko sawa, saurin zai yi rashin daidaituwa sosai.

Canjin kayan aiki da gazawar Drawbar (ATC vs. MTC)

Yadda ake gudanar da kayan aiki a wurin wuri ne mai mahimmancin bincike. Idan kayan aiki ya kwance, kuna samun rawar jiki. Idan ya makale, kuna samun raguwa. Abubuwan bincike don injin canji na hannu (MTC) suna da sauƙi, amma injin canzawa ta atomatik (ATC) ya haɗa da na'urorin haɗi, na'urori masu auna sigina, da maɓuɓɓugan ruwa.

Shirya matsala Matsalolin MTC Collet

ya Canjin kayan aiki na Manual dogara da collet da goro.

• Makale Collets: Idan kayan aikin ba zai fito ba, mai yuwuwa collet 'daskararre' zuwa taper. Wannan yana faruwa idan kun bar kayan aiki a cikin dunƙule cikin dare ko kuma idan kun ƙara ƙarfin goro. Kada ku taɓa yin amfani da guduma; yi amfani da maƙarƙashiyar collet ɗin da ta dace kuma bincika tarkace.

• Galling akan Taper: Idan cikin ramin ya yi kama da ''sauke,'' yana nufin collet ɗin yana jujjuyawa a cikin ramin. Wannan yana lalata Madaidaicin Motar kuma yawanci yana buƙatar ƙwararren regrind na taper.

• Zaren Datti: Koyaushe tsaftace zaren goro. Ko da kankanin ciyawar sawdust na iya hana goro yin amfani da madaidaicin ƙarfi ga kayan aiki.

ATC Pneumatic da Sensor Diagnostics

Ƙaƙwalwar ATC tana amfani da matsin iska don sakin kayan aiki da maɓuɓɓugan ruwa masu nauyi don riƙe shi.

1. Drawbar Stroke: Idan kayan aikin ba zai saki ba, matsawar iska na iya yin ƙasa da ƙasa. Yawancin rukunin ATC suna buƙatar aƙalla $6-8$ bar ($ 90-120$ PSI). Bincika don samun ɗigogi a cikin layin iska.

2. Sensor Misalignment: Motocin ATC suna da ƙananan na'urori masu auna firikwensin (kusancin maɓalli) waɗanda ke gaya wa mai sarrafa CNC idan kayan aikin yana 'In,' ' Out, ' ko 'Ba komai.' Idan firikwensin ya zame, injin zai tsaya tare da 'Kuskuren Canjin Kayan aiki,' koda kuwa sashin injin yayi aiki daidai.

3. Hasara Ƙarfin Ƙarfi: Tsawon shekaru da aka yi amfani da shi, na ciki 'Belleville' washers ( spring) na iya fashe. Kayan aiki na iya yi kama da kyau, amma a ƙarƙashin yanke mai ƙarfi, zai ciro daga sandar. Kuna iya gano wannan ta hanyar duba alamun 'fretting' akan shank ɗin mariƙin kayan aiki.

Daidaitawa da Guduwar Gudu: Nemo Kurakurai 'Ba a Ganuwa'.

Wani lokaci da CNC Spindle Motor yana da kyau kuma yana aiki da kyau, amma sassan ku sun ɗan yi kuskure. Ko wataƙila kuna ƙwanƙwasawa $1mm$ injunan ƙarshen kowane minti goma. Waɗannan su ne ainihin kurakurai. Suna da wuyar gani da ido tsirara amma suna da sauƙin samuwa tare da matakan gano madaidaicin.

Auna Radial da Axial Play

Daidaitaccen sandal ɗin ya kamata ya ji kamar tsayayyen dutse.

• Gwajin Wasan Radial: Haɗa alamar bugun kira akan gadon injin kuma taɓa tip zuwa sandar sandar. Yi ƙoƙarin tura sandar gefe-gefe da hannunka. Ya kamata ku ga kusan motsin sifili (kasa da $0.01mm$). Idan ya ƙara motsawa, kujerun masu ɗaukar nauyi a cikin gidaje sun ƙare.

• Gwajin Wasan Axial: Tura sama da ja ƙasa akan shaft. Duk wani motsi ko motsi da ake iya gani akan mai nuna alama yana nufin tsarin da aka rigaya ya gaza. Wannan zai sa zurfin axis ɗin ku ya zama mara daidaituwa.

• Taper Integrity: Yi amfani da 'Injiniya's Blue' ko alama don sutura mariƙin kayan aiki. Saka shi kuma juya shi da hannu. Cire shi kuma duba tsarin lalacewa. Idan launi kawai aka goge a sama ko ƙasa, tef ɗinku ba gaskiya bane.

Duba Dutsen da Rigidity

Motar ce, ko inji?

1. Kurakurai na Tramming: Idan sandal ɗinku bai yi daidai da murabba'in tebur ba, zai yanke 'matakai' a cikin kayanku. Wannan ba matsalar mota ba ce, amma matsalar hawa. Gano wannan ta amfani da ' kayan aikin tramming' ko babban sandar lanƙwasa mai nuni a ƙarshen.

2. Spindle Mount Torque: Check the bolts holding the motor to the Z-axis. Idan sun kasance sako-sako da, CNC Spindle Motor zai yi rawar jiki yayin yanke mai nauyi, yana kwaikwayon gazawar ɗaukar nauyi.

3. Jawo Kebul: Tabbatar cewa igiyoyi masu sanyaya wuta da sanyaya ba su ja kan motar a ƙarshen tafiyarsa. Wannan tashin hankali na iya haƙiƙa zai cire sandal mai haske daga jeri yayin yanke.

Kammalawa

Binciken Motar Spindle ɗin ku na CNC duk game da kula da ƙananan bayanai ne. Yawancin manyan gyare-gyare za a iya kaucewa idan ma'aikacin ya lura da ƙarar zafin jiki ko wani sabon 'whine' a cikin raƙuman ruwa. Ta hanyar duba gudu, saka idanu lambobin kuskuren VFD, da kuma tabbatar da tsarin sanyaya ku a sarari, zaku iya tsawaita rayuwar kayan aikin ku da shekaru. Ka tuna cewa ainihin kayan aikin yana buƙatar tsabtataccen muhalli da na yau da kullun ' duba lafiyar.'

Idan binciken binciken ku ya nuna cewa ƙusoshin ciki sun tafi ko kuma sun gajarta, yana iya zama lokacin sake gina ƙwararru ko maye gurbinsa. Kada ku yi haɗari da firam ɗin injin ku ko amincin ku ta hanyar gudanar da igiya mai lalacewa. Kiyaye kayan aikinku masu kaifi, layukan sanyaya a sarari, kuma kunnuwanku a buɗe don waɗannan sauye-sauye na sauti.

FAQ

1. Yaya zafi ' yayi zafi sosai ' ga injin sandal?

Don yawancin igiyoyin masana'antu, gidaje masu ɗaukar nauyi ya kamata su kasance ƙasa da $60 ^ cir C $ ($ 140 ^ circ F $). Idan ba za ka iya riƙe hannunka a jikin motar ba fiye da ƴan daƙiƙa, yana iya yin zafi fiye da kima. Ya kamata raka'o'in da aka sanyaya ruwa gabaɗaya suyi aiki da sanyaya fiye da waɗanda aka sanyaya iska.

2. Zan iya maye gurbin bearings a cikin CNC Spindle Motor da kaina?

Duk da yake yana yiwuwa, yana da matukar wahala. Yawancin igiyoyi masu saurin gudu suna amfani da 'saitin da suka dace' na madaidaicin madaidaicin madaidaicin waɗanda ke buƙatar takamaiman ' pre-load' da muhallin ɗaki mai tsabta don shigarwa. Yin shi ba daidai ba zai haifar da rashin ƙarfi a cikin sa'o'i.

3. Me yasa VFD dina ke nuna 'Laifin Ground' lokacin da aka yi ruwan sama?

Babban zafi ko ɗigon ruwa na ainihi na iya haifar da danshi ya shiga mahaɗin lantarki na motar. Wannan danshin yana haifar da gada tsakanin fitilun wuta da ƙasa, yana haifar da da'irar aminci na VFD. Ka bushe masu haɗin haɗin kuma a rufe su da man shafawa na dielectric.

4. Ta yaya zan iya sanin ko sanda na yana buƙatar daidaitawa?

Idan injin yana girgiza mugun a babban RPM amma yana da santsi a ƙaramin RPM, daidaito shine batun. Wannan sau da yawa yana faruwa bayan hatsarin 'karo' inda kayan aikin ya bugi kayan aiki ko tebur da sauri. Wataƙila kuna buƙatar sabis na ƙwararru don daidaita na'urar rotor na ciki.

5. Wane abin sanyaya ya kamata in yi amfani da shi a cikin sanyaya Ruwa na? injin

Koyaushe yi amfani da ruwa mai narkewa wanda aka gauraye tare da ingantacciyar lalata mai hanawa ko ruwan sanyi na musamman na PC. Kada a taɓa amfani da daskare na mota sai dai idan an ƙididdige shi musamman don abubuwan haɗin aluminum/nauyin jan ƙarfe masu sauri, saboda yana iya zama ma 'kauri' ga ƙananan famfo da ake amfani da su a cikin tsarin CNC.

A Zhonghuajiang Spindle , mun fahimci cewa nasarar ku ta dogara da amincin kayan aikin ku. Mun ƙware a cikin samar da babban aikin CNC Spindle Motor mafita, jere daga Air Cooled raka'a don itacen katako zuwa Ruwa Cooled ATC tsarin for high girma masana'antu samar. An ƙirƙira samfuran mu tare da Madaidaici da Babban ƙarfin ƙarfi a hankali don tabbatar da cewa shagon ku ya kasance mai fa'ida.

Don goyan bayan fasaha, sassa daban-daban, ko don bincika cikakken kewayon mu, ziyarci mu a: https://www.zhonghuajiangspindle.com/