Mavuto a Spindle Njinga Ndi Malangizo Osamalira Bwino CNC Kudula Magwiridwe

Vuto laling'ono la spindle motor litha kuwononga ntchito yonse ya CNC.

Thanzi losauka la spindle limakhudza kulondola kwa kudula, kumaliza pamwamba, moyo wa zida, ndi kukhazikika kwa RPM. Zingayambitsenso kugwedezeka, kutentha kwambiri, komanso kutsika mtengo.

Mu positi iyi, muphunzira zovuta zamtundu wa spindle motor, zomwe zimayambitsa, komanso malangizo othandizira kukonza.

Tifotokozanso momwe Zhong Hua Jiang amathandizira magwiridwe antchito abwinoko a CNC okhala ndi ma spindle motors oziziritsidwa ndi mpweya, ma spindle oziziritsidwa ndi madzi, ma inverter ofananira a VFD, mayendedwe olondola a P4, ndi chithandizo chaukadaulo.

 

Mavuto Amtundu Wamtundu Wa Spindle ndi Zomwe Zimayambitsa

A Spindle Motor kawirikawiri imalephera popanda chenjezo. Nthawi zambiri amapereka zizindikiro zazing'ono poyamba: kutentha, phokoso, kugwedezeka, RPM yosakhazikika, kapena zizindikiro zodula. Timawona nkhaniyi nthawi zambiri tsiku ndi tsiku CNC kudula, chosema, kubowola, ndi mphero, makamaka pamene spindle akuthamanga maola ambiri kapena khwekhwe si zikugwirizana bwino. Chinthu chovuta kwambiri ndi chakuti chizindikiro chimodzi chikhoza kukhala ndi zifukwa zingapo. Kutentha kwambiri kungabwere chifukwa cholephera kuziziritsa, makonzedwe olakwika a VFD, kapena ma bere owonongeka. Kugwedezeka kungabwere kuchokera ku chodula, ER collet, mounting base, kapena spindle shaft. Ichi ndichifukwa chake njira yowunikira bwino imapulumutsa nthawi ndikuteteza zida zodula.

Spindle Motor Overheating

Kutentha kwambiri ndi imodzi mwazovuta za Spindle Motor. Kwa zitsanzo zoziziritsidwa ndi mpweya, fumbi lamatabwa ndi zinyalala zachitsulo nthawi zambiri zimatsekereza mpweya wa fan. Wokupiza amatha kupota, koma mpweya umakhala wofooka. Kutentha kenako kumamanga mkati mwa spindle mwachangu kuposa momwe ogwiritsa ntchito amayembekezera. Kwa ma spindle oziziritsidwa ndi madzi, yang'anani pampu yamadzi, mapaipi ozizirira, ndi malo otayikira kaye. Chitoliro chotsekeka kapena kuyimitsa kuzungulira kungayambitse kuthamanga kowuma. Kugwira ntchito kwa nthawi yayitali pa RPM yayikulu kumawonjezeranso chiopsezo, makamaka panthawi yodula kwambiri kapena kupanga makina olimba. Zolakwika za VFD zitha kukulitsa izi. Ngati magetsi, ma frequency, kapena apano sizikugwirizana ndi dzina la spindle, mota imatha kutentha. Kuvala kuvala komanso kusakwanira kwamafuta kumawonjezeranso kukangana. Kutentha kumeneko kukhoza kuwononga ma windings, kuchepetsa kulondola, ndi kufupikitsa moyo wautumiki.

Kugwedezeka Kwambiri ndi Kuyankhulana Pamadulidwe

Kugwedezeka sikumangokwiyitsa; Ndi chizindikiro chochenjeza. Ngati wodulayo asiya macheza, yang'anani chida choyamba. Zida zodulira zopindika, zosawoneka bwino, kapena zosakhazikika zimatha kugwedeza dongosolo lonse la ulusi. Collet yotayirira ya ER imathanso kulola chida kuti chiziyenda pansi. Kenako, yang'anani dongosolo lamakina. Maboti omangika omasuka, choyikapo chofooka, kapena kusanja bwino kwa shaft kumatha kupangitsa kunjenjemera kowonekera pakudula. Zovala zowoneka bwino za P4 zitha kulolezanso shaft ya spindle kusuntha kuposa momwe iyenera kukhalira. Kudula mochulukira ndi chifukwa china chofala. Ngati kuzama kwake kuli koopsa, ndodoyo imalimbana ndi zinthuzo m'malo modula bwino. Izi nthawi zambiri zimabweretsa moyo wa zida zazifupi, m'mphepete mwake, komanso kuvala mwachangu.

Phokoso la Spindle Motor Noise

Phokoso limafotokoza nkhani yothandiza. Phokoso la phokoso likhoza kuloza ku ziwalo zamkati. Phokoso logaya nthawi zambiri limasonyeza kubereka kapena mafuta ouma. Phokoso laphokoso litha kubwera chifukwa cha kupsinjika kwamagetsi, ma waya osalimba, kapena kutulutsa kwa VFD kosakhazikika. Fumbi ndi zoziziritsa kukhosi nazonso ndizovuta zazikulu. Ngati mphete zosindikizira zang'ambika kapena zatha, zinyalala zimatha kulowa m'zipinda zoberekera. Izi zikachitika, mafuta amasweka mwachangu, kukangana kumakwera, ndipo phokoso limavuta kunyalanyaza. Musapitirize kudula pamene phokoso likusintha mwadzidzidzi. Imitsani makinawo, tembenuzani tsinde ndi dzanja, ndikuyang'ana ngati ndizovuta kapena kumanga. Ngati phokoso likuwoneka ngati lopangidwa ndi makina, ma bere kapena zigawo zamkati zingafunike ntchito yaukadaulo.

Spindle Imalephera Kuyamba kapena Kuyimitsa Pakati-Kudula

Spindle Motor ikalephera kuyamba, yambani pa chiwonetsero cha VFD. Ma alarm olakwika nthawi zambiri amaloza kuchulukirachulukira, kutentha kwambiri, magawo olakwika, kapena chitetezo chamagetsi. Izi ndizofunikira makamaka mukamagwiritsa ntchito inverter yofananira ya VFD, chifukwa choyendetsa chimayang'anira kuyambitsa, kuthamanga, RPM, ndi torque. Kenako fufuzani zinthu zosavuta. Malo otayira magetsi, zingwe zotetezedwa zowonongeka, malo osakhazikika bwino, kapena ma oxidation amatha kuyambitsa kusakhazikika. Nkhani zazing'onozi ndizosavuta kuphonya, koma zimatha kuyimitsa kupanga kwa maola ambiri. Kwa mitundu yoziziritsidwa ndi madzi, kuyimitsidwa kwa zoziziritsa kungayambitse chitetezo pakamakina. Mapiritsi amoto onyowa ndi ovuta kwambiri. Zitha kubweretsa kulephera kwa kutchinjiriza, chiwopsezo chachifupi, komanso kutseka kwadzidzidzi pansi pa katundu.

RPM yosakhazikika komanso Kutayika kwa Torque

RPM yosakhazikika nthawi zambiri imawoneka ngati kuya kosafanana kapena kuchotsa zinthu zosagwirizana. Spindle imatha kumveka bwino ngati ikugwira ntchito, ndiye pang'onopang'ono pomwe wodulayo akhudza chogwirira ntchito. Nthawi zambiri vuto silikhala lopotera lokha. Yang'anani mphamvu yamagetsi kaye. Kusinthasintha kwamagetsi kumatha kufooketsa torque ndikupangitsa kuthamanga kwa liwiro. Kenako onani makonda a VFD. Ngati magawo adakhazikitsidwanso pambuyo podulidwa mphamvu, injini imatha kutaya ma frequency olondola, apano, kapena mathamangitsidwe. Kukana kwamakina kungayambitsenso kutayika kwa torque. Kupanikizana kokhala ndi kupanikizana, kolala yolimba mopitilira muyeso, chodulira chosawoneka bwino, kapena katundu wodula kwambiri amakakamiza injini kugwira ntchito molimbika. Ngati kuyikako kuli kolakwika, ngakhale spindle yabwino imatha kukhala yofooka.

Kudulira Mosalondola Kwambiri ndi Pamwamba pa Zogwirira Ntchito

Kusalondola bwino nthawi zambiri kumayambira pamphuno ya spindle. Tchipisi chachitsulo, zotsalira zozizirirapo zoziziritsa kukhosi, kapena fumbi la mphinjiri wa spindle zingalepheretse chogwirizira kukhala bwino. Ngakhale tinthu tating'onoting'onoting'ono tating'onoting'ono tating'onoting'ono tating'onoting'ono tating'onoting'ono tating'onoting'ono titha kugwedezeka mwachangu. Kukhala ndi chilolezo ndi chinthu china chofunikira. Pambuyo pakugwiritsa ntchito nthawi yayitali, ma bere owonongeka amatha kuwonjezera kutha kwa shaft. Izi zimapanga ma burrs, zokanda, m'mphepete mwake, komanso kuzama kosafanana. Zhong Hua Jiang zida zama injini za spindle zimawonetsa kuwongolera kocheperako komanso ma bere a P4 olondola pakudulira kwa CNC. Kuwonjezeka kwa kutentha kungathenso kusintha kulondola panthawi ya ntchito zazitali. Ngati kutenthedwa sikunathetsedwa, thupi la spindle limakula, malo a chida amasintha, ndipo ziwalo zomalizidwa zimakhala zosagwirizana. Kuti mugwire ntchito yolondola, malo oyeretsera, kuziziritsa kokhazikika, makonzedwe olondola a VFD, ndi kunyamula koyenera zonse zimayendera limodzi.

Kukonza Makina Oziziritsa Pamagetsi Oziziritsidwa ndi Mpweya ndi Madzi Oziziritsidwa ndi Spindle

Spindle Motor imagwira ntchito pakutentha, kuthamanga, komanso kuthamanga tsiku lililonse. Ngati kuzirala kuli kofooka, chopondera chikhoza kuyendabe, koma kudulidwa kwabwino kumatsika pang'onopang'ono. Mutha kuwona m'mphepete mwazovuta, RPM yosakhazikika, moyo waufupi, kapena kutseka kwadzidzidzi mukamagwira ntchito yayitali. Kuzizira bwino kumapangitsa kuti spindle ikhale yokhazikika, imateteza mayendedwe amkati, komanso imathandizira chotsuka chodulira chida kwa nthawi yayitali. Kwa zokambirana za CNC, kukonza kuzizirira sikungopewa kutentha. Zikukhudzanso kusunga zolosera zam'tsogolo. Fani yotsekedwa, chitoliro chotayira, kapena kusintha kolakwika kwa VFD kumatha kusintha ntchito yosavuta yodula kukhala nthawi yopuma. Zhong Hua Jiang amawunikira kuwunika koziziritsa ngati gawo lofunikira pakukonza masipilo, makamaka pamitundu yopindika yoziziritsidwa ndi mpweya yomwe imagwiritsidwa ntchito podula, kuzokota, ndi mphero.

Kusamalira Magalimoto a Spindle Oziziritsidwa ndi Air

Ma injini opindika ndi mpweya ndi osavuta kugwiritsa ntchito, koma amafunikirabe kuyeretsedwa kosalekeza. Chinthu choyamba kuyang'ana ndi malo a fan. Fumbi lamatabwa, ufa wa MDF, tchipisi ta acrylic, ndi zinyalala zachitsulo zimatha kusonkhanitsa mwachangu. Kuthamanga kwa mpweya kutsika, Spindle Motor imathamanga kwambiri pansi pa katundu wodula womwewo. Chizoloŵezi chabwino cha tsiku ndi tsiku ndi chosavuta. Pukutani mpweya wotulutsa mpweya musanayambe ntchito. Kenako thamangitsani ulusiwo mwachidule ndikumvetsera kwa fani. Ngati kuzungulira kukumveka kofooka, koyipa, kapena kosagwirizana, imani ndi kuyang'ana musanadule. Musadikire mpaka nyumba ya spindle itenthe kwambiri kuti musagwire. Zhong Hua Jiang ma spindle oziziritsidwa ndi mpweya amagwiritsa ntchito mawonekedwe oteteza fumbi. Izi zimathandizira kuchepetsa kupanikizika kwatsiku ndi tsiku m'magawo ang'onoang'ono ndi makonzedwe a rauta a CNC. Ndi zosankha zothandiza pamene ogwiritsa ntchito akufuna kukhazikitsa kosavuta, opanda pampu yamadzi, ndi zipangizo zoziziritsira zochepa. Komabe, ntchito zafumbi zambiri zimafunikira kuyeretsedwa nthawi zonse. Pewani kudula mochulukira kwa nthawi yayitali. Kuziziritsa mpweya kumagwira ntchito bwino ngati kuya kwake, kuchuluka kwa chakudya, ndi RPM zikakhala pamalo otetezeka. Ngati chidacho chili chofiyira kapena chodulidwacho ndi chakuya kwambiri, chowotcha sichingathetse chilichonse. Galimoto imatenthedwa, ndipo mayendedwe amatha kuvala mwachangu.

Kusamalira Magalimoto a Spindle Okhazikika ndi Madzi

Ma injini opindika oziziritsidwa ndi madzi ndiabwino podula maora ambiri komanso kupanga makina olemera. Nthawi zambiri amagwiritsidwa ntchito popanga aluminiyamu, mkuwa, mphero yowongoka bwino yachitsulo, komanso kumaliza ntchito yapamwamba kwambiri. Kuzizira kwawo kumatha kupangitsa kuti kutentha kukhale kokhazikika, koma pokhapokha ngati madzi akuyenda bwino komanso mosalekeza. Musanayambe makina, yendetsani mpope wa madzi kwa mphindi zingapo. Tsimikizirani kuti choziziritsira chikuyenda kudzera mu chitoliro. Yang'anani ma thovu, kuyenda kofooka, kutayikira, kapena phokoso lachilendo la pampu. Ngati kutuluka kwayima panthawi yodula, spindle ikhoza kutenthedwa mofulumira. Kutsekeka kwa mapaipi ndi nkhani yobisika wamba. Dothi, algae, kapena zotsalira zoziziritsa kukhosi zimatha kuchepetsa njira yoyenda. Gwiritsani ntchito madzi aukhondo kapena chowonjezera chozizirira choyenera, kutengera malangizo a wogula. Yang'ananinso kupindika kwa mapaipi, chifukwa mipiringidzo yolimba imatha kuchedwetsa kufalikira. Kutayikira kozizira sikuyenera kunyalanyazidwa. Ngakhale kutayikira kwakung'ono kumatha kuchepetsa kuyenda komanso kunyowa kwamagetsi. Akhozanso kulola kuti zotsalira zoziziritsa kukhosi zifike pathupi la spindle. Ngati zidindo, mapaipi, kapena zolumikizira zimawoneka kuti zatha, zisintheni zisanayambe kupanga.

Momwe Mungapewere Kutentha kwa Spindle Panthawi Yodula CNC

Kuwongolera kutentha kumayamba chida chisanakhudze zinthuzo. Fananizani RPM ndi zinthu, kukula kwa wodula, ndi kuya kwa kudula. Osakankhira kuchuluka kwa RPM kwa nthawi yayitali pomwe ntchito siyikufunika. Pazinthu zolimba, chepetsani kuzama ndikulola kuti spindle igwire ntchito pamalo otetezeka. Gwiritsani ntchito zosintha zofananira za VFD za Spindle Motor. Magetsi olakwika, ma frequency, mathamangitsidwe, kapena mayendedwe apano angapangitse kutentha kwina. Ngati magawo asintha pambuyo pa kudulidwa kwamagetsi, yang'ananinso musanayambe kupanga. Gawo laling'onoli lingalepheretse kuzimitsa zambiri. Kunyamula kondomu kumakhudzanso kutentha. Mafuta ochepa kwambiri amawonjezera kukangana. Mafuta ochulukirapo amachititsa kuti thupi likhale lovuta komanso lotentha. Gwiritsani ntchito mafuta othamanga kwambiri, kenako tsatirani nthawi yoyenera yosamalira. Ngati mukumva kugaya kapena kusinthasintha, yang'anani ma bere asanayambe ntchito ina.

• Sungani mpweya wolowera mpweya kapena ngalande zoziziritsira zoziziritsa kukhosi musanasinthe nthawi iliyonse. Iyi ndi njira yachangu kwambiri yochepetsera kutentha komwe kungapeweke. Zimathandizanso kuti spindle ikhale yokhazikika RPM panthawi yodula.

• Perekani nthawi yopuma ya spindle panthawi ya ntchito yolemetsa. Izi ndizofunikira kwambiri pakudula katundu wokhuthala, zida zolimba, kapena njira zazitali za zida. Imateteza ma bere ndikuchepetsa kukulitsa kwamafuta.

• Imani mutangotentha ma alarm kapena kugwedezeka kwachilendo. Osamaliza kudula kaye. Kupuma pang'ono kungapulumutse chopotera, chida, ndi chogwirira ntchito.

Kuyang'ana, Kuthamanga, Collet, ndi Zida Zoyang'anira Kulondola Bwino

Spindle Motor siigwira ntchito yokha. Kulondola kwake kumadalira tizigawo tating'ono tating'ono tating'ono tomwe timagwirira ntchito limodzi. Ma bearings, runout, collets, zotengera zida, ndi zida zodulira zonse zimakhudza kumaliza komaliza. Ngati gawo limodzi liri lakuda, lotayirira, kapena latha, zotsatira zonse zodulira zimatha kusintha. Pantchito za CNC zatsiku ndi tsiku, 'zovuta za spindle' zambiri sizovuta zamagalimoto. Nthawi zambiri amabwera chifukwa chomangirira bwino, kuvala zovala, zomata zonyansa, kapena zida zopanda malire. Izi zing'onozing'ono zimapanga kugwedezeka, zokanda, zizindikiro za zida, ndi kudula kosakhazikika. Zhong Hua Jiang amawunikira ma bere olondola a P4, kuwongolera kocheperako, ndikuwunika pafupipafupi ngati mfundo zazikuluzikulu zodulira CNC.

Chifukwa chiyani P4 Precision Bearings Imafunika

P4 yolondola kwambiri ndi yaying'ono, koma imagwira ntchito yolemetsa. Amathandizira shaft ya spindle pa liwiro lalikulu. Ngati akhazikika, Spindle Motor imatha kudula bwino ndikusunga kulondola. Zovala zabwino zimathandizira kuchepetsa kugwedezeka ndikuwongolera kuthamanga kwa spindle. Izi ndizofunikira pamene ogwiritsa ntchito amadula nkhuni, acrylic, MDF, aluminiyamu, mkuwa, kapena zipangizo zina. Kugwedezeka pang'ono kumatanthauza m'mbali zoyera, kutsirizika kwabwino, komanso moyo wautali wa zida. Zhong Hua Jiang amagwiritsa ntchito mayendedwe olondola a P4 muzinthu zake zamagalimoto ozungulira. Izi zimathandiza otsika kuthamanga ntchito ndi mkulu kudula molondola. Kwa ogula, zikutanthauza kuti spindle imamangidwa mopitilira liwiro. Amamangidwanso kuti azikhala okhazikika.

Momwe Mungayang'anire Spindle Runout

Kuthamanga kwa spindle kumatanthauza kuti shaft kapena chida sichimazungulira molunjika. Ngakhale kuthamangitsidwa kwakung'ono kumatha kusiya zizindikiro pa workpiece. Itha kuvalanso zida mwachangu, makamaka pojambula kapena mphero yolondola. Chizindikiro choyimba ndiye chida chodziwika bwino chowunikira. Choyamba, yeretsani chotchinga cha spindle ndi chogwiritsira ntchito. Kenako konzani chizindikiro choyimba pafupi ndi shaft ya spindle kapena test bar. Tembenuzani tsinde pang'onopang'ono ndi dzanja ndikuwonera kuwerenga. Ngati kuthamanga kuli kopitilira 0.005mm, musanyalanyaze. Zitha kutanthauza kunyamula, kusakhala bwino kwa zida, kapena kuwonongeka kwa shaft. Ogwiritsa ntchito akuyenera kukonza zowunikira kapena kusintha zina zisanachitike ntchito yolondola.

Momwe Mungasungire Spindle Taper ndi ER Collet

Spindle taper ndi ER collet ziyenera kutsukidwa musanagwire ntchito. Gwiritsani ntchito nsalu yowuma, yoyera kuchotsa tchipisi, fumbi, ndi zotsalira zoziziritsa kukhosi. Iyi ndi ntchito yosavuta, koma imalepheretsa mavuto ambiri odula. Mabotolo a ER11 ndi ER20 amafunikira chisamaliro chowonjezera. Collet yonyansa ikhoza kusakanikiza chidacho mofanana. Khola lotayirira limatha kuloleza wodula kusuntha panthawi yodula. Chidacho chikasuntha, zokopa ndi macheza amawonekera mwachangu. Osagwiritsa ntchito makoleti owonongeka podula bwino. Yang'anani ming'alu, ulusi wong'ambika, ndi kuchepa kwa mphamvu ya masika. Komanso kuyeretsa chofukizira chida pamaso unsembe. Kulumikizana koyera kumathandiza chidacho kukhala chowongoka ndikuchepetsa katundu wa spindle.

• Tsukani tepi musanayambe ntchito iliyonse yofunika. Tchipisi tating'ono zimatha kupanga zolakwika zazikulu pa RPM yayikulu. Izi ndizofunikira makamaka pakujambula ndi mphero.

• Mangitsani ER collet molondola. Kulimbitsa kwambiri kumatha kuwononga collet. Kulimbitsa pang'onopang'ono kungayambitse kutsetsereka kwa chida.

• Sungani zoziziritsa kutali ndi malo onyamula. Zotsalira zimatha kusonkhanitsa pafupi ndi mphuno ya spindle. M'kupita kwa nthawi, zingakhudze clamping ndi kuzungulira.

Momwe Kudula Zida Zimakhudzira Spindle Motor Vibration

Zida zodulira zimasankha kuchuluka kwa katundu wa Spindle Motor. Wodulira wosawoneka bwino amawonjezera kukana. Wocheka wopindika amapanga kugwedezeka. Chida chokulirapo chikhoza kudzaza nsongayo panthawi yodula kwambiri. Zida zogwiritsira ntchito moyenera ndizotetezeka kwambiri podula kwambiri. Amathandizira kuti spindle izungulira bwino ndikuteteza ma bere. Chida cholondola chimakhalanso chofunikira. Chopotera chaching'ono sichiyenera kuthana ndi mabala aukali opangira makina olemera a mafakitale. Mlingo wa chakudya ndi kuya kwake ziyenera kugwirizana ndi zinthuzo. Zida zolimba zimafunikira ma pass opepuka. Zida zofewa zitha kuloleza RPM yokwera, koma kukhazikitsidwa kumafunikirabe kuwongolera. Ngati macheza ayambika, chepetsani kuya kaye, kenako fufuzani kuchuluka kwa zida ndi kukanikiza.

 

Mapeto

Kukonzekera koyenera kwa Spindle Motor kumapangitsa kuti CNC ikhale yokhazikika, yaukhondo, komanso yodziwikiratu.

Amachepetsa kutenthedwa, amawongolera kugwedezeka, amateteza ma bearings, ndipo amasunga kutulutsa kwa shaft m'malo otetezeka.

Osaweruza spindle ndi mphamvu kapena RPM yochuluka.

Yang'anani kuzizira, kufananiza kwa VFD, kubereka bwino, chikhalidwe cha collet, kudula, ndi ndondomeko yokonza.

Kwa ma spindle odalirika oziziritsidwa ndi mpweya, ma spindle oziziritsidwa ndi madzi, zida zofananira za VFD, makonda a OEM/ODM, ndi chithandizo chaukadaulo, lumikizanani ndi Zhong Hua Jiang.

 

FAQ

Q: Kodi ambiri spindle galimoto mavuto mu makina CNC?

A: Kutentha kwambiri, kugwedezeka, phokoso lachilendo, kulephera koyambitsa, RPM yosakhazikika, kutayika kwa torque, komanso kudula bwino.

Q: Chifukwa chiyani injini yanga ya spindle imatenthedwa panthawi yodula?

A: Mafani otsekera otchingidwa, kutulutsa koziziritsa kosakwanira, makonda olakwika a VFD, kudula mochulukira, kapena ma bere owonongeka.

Q: Kodi ndingachepetse bwanji kugwedezeka kwa ma spindle motor ndi macheza?

A: Gwiritsani ntchito zida zoyenera, limbitsani ma collets a ER, yang'anani mabawuti okwera, ndikupewa kudula mochulukira.

Q: Nchiyani chimayambitsa phokoso lachilendo la spindle motor?

A: Kuvala, mafuta owuma, zisindikizo zowonongeka, fumbi, zinyalala zoziziritsa kukhosi, kapena zotayirira zamkati.

Q: Chifukwa chiyani injini yanga ya spindle imayima mwadzidzidzi panthawi yopanga makina?

A: Ma alamu a VFD, mawaya otayirira, zingwe zowonongeka, mafunde achinyezi, kapena kuyimitsa kutulutsa koziziritsa.