Kudengenyeka kwemota kunopfupisa hupenyu hwekuvharisa kwemhepo uye kutakura, uye kunokanganisa yakajairika lubrication yeinotsvedza. Simba rekuzunguza rinokurudzira kuwedzera kwegomba rekudzivirira, richibvumira guruva rekunze uye unyoro kupinda mukati maro, zvichikonzera kuderera kwekudzivirira kwekudzivirira uye kuwedzera kwekudonha kwezvino, uye kunyange kuumbwa kwekuparara kwekudzivirira. mirira njodzi.

Pamusoro pezvo, mota inogadzira vibration, iri nyore kutsemura pombi yemvura inotonhorera, uye iyo welding point inodedera. Panguva imwecheteyo, inokonzeresa kukuvadza kumushini wekutakura, kuderedza kurongeka kweiyo workpiece, kukonzeresa kuneta kwese mekiniki zvikamu zvakaiswa kuvibration, uye kusunungura anchor screws. Kana kuti yakatyoka, mota inokonzeresa kusakara kwekabhoni mabhurashi uye inotsvedza mhete, uye kunyangwe moto wakakomba webhurashi uchapisa muunganidzi wemhete, uye mota inoburitsa ruzha rwakawanda, rwunowanzoitika muDC motors.

 

Gumi Zvikonzero zveMotor Vibration

 

1.Inokonzerwa nekusaenzana kwe rotor, coupler, coupling, transmission vhiri (brake vhiri).

2.Iyo simbi yesimbi yesimbi yakasununguka, makiyi oblique nemapini haakodzeri uye akasununguka, uye rotor haina kusungwa zvakasimba, izvo zvichaita kuti kusaenzana kwechikamu chinotenderera.

3.Iyo shaft system yechikamu chekubatanidza haina pakati, mitsetse yepakati haina kuwirirana, uye iyo yepakati haina kururama.Chikonzero chekukundikana uku kunonyanya kukonzerwa nekusagadzikana kwekugadzirisa uye kuisa kusina kunaka panguva yekuisa.

4.Mutsara wepakati wechikamu chekubatanidza unopindirana mune inotonhora mamiriro, asi mushure mekumhanya kwenguva yakati rebei, nekuda kwedeformation ye rotor fulcrum uye hwaro, mutsara wepakati wakakuvadzwa zvakare, zvichikonzera kudengenyeka.

5.Iwo magiya uye mabatanidza akabatana nemota akanganisa, magiya haana kukwenenzverwa, mazino egiya akapfeka zvakanyanya, mafuta ekuzora mavhiri haana kunaka, mabatanidzwa akatsvetwa uye akatsemurwa, mapeji ane mazino ane chimiro chisiri chemazino uye namo, uye kuwandisa clearance. Kupfeka kukuru kana kwakakomba, kunokonzeresa humwe huwandu hwekudengenyeka.

6.Kukanganisa muchimiro chemota pachayo, iyo jenari ndeye elliptical, shaft yakakotama, mukaha pakati peshaft uye gwenzi rinotakura rakakura zvakanyanya kana diki, uye kuomarara kwechigaro chekutakura, ndiro yeheyo, chikamu chenheyo. uye kunyangwe iyo mota yekuisa hwaro haina kukwana.

7.Matambudziko ekuisa, mota uye base plate haina kugadzikwa zvakasimba, mabhaudhi etsoka akasununguka, chigaro chekutakura uye base plate zvakasununguka, nezvimwe.

8.Yakanyanya kukura kana kudiki kubvumidzwa pakati peshaft uye gwenzi rinotakura haingokonzerese kuzununguka, asi zvakare kuita kuti lubrication uye tembiricha yegwenzi rinotakura zvive zvisina kujairika.

9.Mutoro unotyairwa nemota unoitisa vibration, sekuzunguza kwefan uye pombi yemvura inotyairwa nemotor, zvichiita kuti mota idengenyeke.

10.Iyo stator wiring ye AC mota haina kunaka, iyo rotor mhepo yeronda asynchronous mota ipfupi-yakatenderedzwa, iyo inosimudzira mhepo yeinjiniya inotenderera ipfupi-inotenderera pakati pekutendeuka, iyo yekukurudzira coil yeinjiniya mota yakabatana zvisizvo, iyo rotor. ye cage-type asynchronous motor yakaputsika, uye deformation ye rotor core inoita kuti mukaha wemhepo pakati pe stator uye rotor utadze. Zvakaenzana, iyo mhepo gap magineti flux haina kuenzana uye vibration inokonzerwa.

Vibration zvinokonzeresa uye zviitiko zvakajairika

Pane zvikonzero zvitatu zvikuru zvekudengenyeka: zvikonzero zvemagetsi; zvikonzero zvemagetsi; electromechanical kusanganisa zvikonzero.

 

1. Electromagnetic zvikonzero

1.Panyaya yemagetsi ekupa: matatu-phase voltage haina kuenzana, uye matatu-chikamu mota inomhanya isina chikamu.

2. Mustator: iyo stator core inova elliptical, eccentric, uye yakasununguka; iyo stator winding yakaputsika, kuparara kwepasi, inter-turn short circuit, wiring kukanganisa, uye katatu-chikamu ikozvino che stator haina kuenzana.

Muenzaniso: Pamberi pekugadziridzwa kweiyo yakavharwa fan mota mukamuri yekubikira, hupfu dzvuku hwakawanikwa mune stator iron core, uye yaifungidzirwa kuti iyo stator iron core yaive yakasununguka, asi yanga isiri chinhu chiri mukati mechikamu chekugadzirisa, saka haina kubatwa. Kugadzirisa dambudziko mushure mekutsiva stator.

3.Rotor kutadza: Iyo rotor musimboti inova elliptical, eccentric uye yakasununguka.Iyo rotor cage bar uye mhete yekupedzisira yakavhurika welded, iyo rotor cage bar yakaputsika, iyo mhepo haina kunaka, uye kusangana kwebrashi kwakashata.

Semuenzaniso: Munguva yekushanda kweasina mazino akaona mota muchikamu chekurara, zvakaonekwa kuti iyo stator ikozvino yemota inotenderera mberi nekudzoka, uye iyo mota vibration yakawedzera zvishoma nezvishoma. Maererano nechiitiko chacho, yakatongwa kuti rotor cage yemotokari inogona kunge yakasungirirwa uye yakaputsika. Mushure mokunge motokari yakaparadzaniswa, zvakaonekwa kuti rotor cage yakaputsika munzvimbo 7. , mativi maviri akakomba maviri uye zvindori zvekupedzisira zvose zvakaputsika, kana zvisingawaniki munguva, pangava nenjodzi yakaipa iyo inogona kuita kuti stator inopisa.

 

2. Mechanical zvikonzero

 

1. Motokari pachayo

Iyo rotor haina kuenzana, shaft inotenderera yakakotama, mhete inotsvedza yakaremara, iyo gap yemhepo pakati pe stator uye rotor haina kuenzana, iyo magnetic centre ye stator uye rotor haipindirani, kubereka kwakashata, kuiswa kwenheyo. yakashata, iyo mechanical chimiro haina kusimba zvakakwana, resonance, anchor screw yakasununguka, uye mota fan yakuvadzwa.

 

Chiitiko chechiitiko: Mushure mekutsiva kutakura kwepamusoro kwepombi yepombi ye condensate mufekitari, kudengenyeka kwemotokari kwakawedzera, uye rotor uye stator zvakaratidza zviratidzo zvishoma zvekutsvaira. Mushure mekunyatsoongorora, zvakaonekwa kuti rotor yemotokari yakasimudzwa kusvika pakukwirira kusina kunaka, uye magnetic centers e rotor uye stator haana kuenzaniswa. Gadzirisa Mushure mekunge iyo thrust head screw yatsiviwa nekepisi, iyo motor vibration kukanganisa inobviswa.Mushure mekugadzirisa, kuzunguzika kwemuchinjiko-mutsara hoist mota kwave kwakanyanya, uye pane zviratidzo zvekuwedzera zvishoma nezvishoma. Kana iyo mota inodonhedzwa, inowanikwa kuti iyo mota vibration ichiri yakakura kwazvo, uye kune yakawanda axial kufamba. Inowanikwa kuti iyo rotor core yakasununguka. , Panewo dambudziko nerotor balance. Mushure mokutsiva spare rotor, kukanganisa kunobviswa, uye rotor yepakutanga inodzorerwa kufekitari kuti igadziriswe.

 

2. Kufananidza nekubatanidza

Kubatanidza kukuvadzwa, kushomeka kwekubatanidza kubatana, kusarongeka kwekubatanidza centering, isina kuenzana mutoro muchina, system resonance, nezvimwe.Iyo shaft system yechikamu chekubatanidza haina pakati, mitsetse yepakati haina kuwirirana, uye iyo yepakati haina kururama.Chikonzero chekukundikana uku kunonyanya kukonzerwa nekusagadzikana kwekugadzirisa uye kuisa kusina kunaka panguva yekuisa.Imwe mamiriro ezvinhu ndeokuti mitsetse yepakati yezvimwe zvikamu zvekubatanidza inopindirana mumhepo inotonhora, asi mushure mekumhanya kwenguva yakati, nekuda kwekushanduka kwe rotor fulcrum uye nheyo, mutsara wepakati wakakuvadzwa zvakare, zvichikonzera kudengenyeka.

 

Semuyenzaniso:a.Kudengenyeka kwepombi yemvura inotenderera kwave kwakakura zvakanyanya panguva yekushanda. Iko hakuna dambudziko mukuongorora mota, uye hapana-mutoro wakajairika. Chikwata chepombi chinofunga kuti mota iri kushanda zvakajairika. Pakupedzisira, inowanikwa kuti kurongeka kwepakati pemota iri kure zvakanyanya. Mushure mezvakanaka, iyo mota vibration inobviswa.

b.Mushure mekutsiva iyo pulley yeiyo induced dhizaini fan mukamuri yekubikira, mota inodedera panguva yekuyedza kumhanya uye matatu-chikamu chazvino chemotor chichawedzera. Tarisa ose masekete uye zvikamu zvemagetsi. Pakupedzisira, pulley inowanikwa kuti haina kukodzera. Mushure mekutsiviwa, kuzunguzika kwemota kunobviswa, uye iyo yechitatu-chikamu ikozvino chemota iri Iyo ikozvino yakadzokera kune yakajairika.

3. Zvikonzero zvekusanganiswa kwemotokari

1.Motokari vibration inowanzokonzerwa nekusaenzana kwemhepo gap, izvo zvinokonzeresa unilateral electromagnetic kudhonza simba, uye unilateral electromagnetic kudhonza simba inowedzera kuwedzera mhepo gap. Iyi electromechanical hybrid effect inoratidzwa semotor vibration.

2.The axial movement yemotor inokonzerwa neelectromagnetic tension inokonzerwa negiravhiti yerotor pachayo kana nhanho yekuisa uye nzvimbo isiriyo yesimba remagineti, zvichiita kuti mota ifambe axially, zvichiita kuti mota iwedzere kuzunguza. kusimuka nekukurumidza.

Iwo magiya uye ma couplings akabatana nemota akanganisa.Kutadza kwerudzi urwu kunonyanya kuratidzwa mukuita zvisina kunaka giya, kupfeka kwakakomba giya, kusazora mafuta evhiri, skew uye kusarongeka kwekubatanidza, chimiro chezino chisina kunaka uye kukwirira kwekubatanidzwa kwemazino, kubvumidzwa kwakanyanya kana kupfeka kwakakomba, izvo zvinokonzeresa zvimwe. kukuvara. vibration.

Kukanganisa muchimiro chemota pachayo uye matambudziko ekuisa.Rudzi urwu rwekukanganisa runonyanya kuratidzwa se ellipse magazine, bending shaft, hombe kana diki gap pakati peshaft uye gwenzi rinotakura, kusakwana kusimba kwechigaro chekutakura, hwaro ndiro, chikamu chehwaro uye kunyangwe iyo yese mota yekumisikidza nheyo, yakatarwa pakati pemota uye. nheyo yeplate Haina kusimba, mabhoti etsoka akasununguka, chigaro chekutakura uye chigadziko cheplate chakasununguka, nezvimwewo.Kuwedzera kana kudiki kubvumidzwa pakati peshaft uye gwenzi rinotakura hakungokonzerese kuzununguka, asi zvakare kuita kuti mafuta uye tembiricha yegwenzi rinotakura zvive zvisina kujairika.

 

Load-conducted vibration inodhonzwa nemotor

Semuyenzaniso: turbine ye turbine jenareta inozunguzika, feni uye pombi yemvura inotyairwa nemotor zvinozunguzika, zvichiita kuti mota idedere.

Nzira yekuwana sei chikonzero che vibration?

 

Kuti tibvise kuzunguzika kwemota, isu tinofanira kutanga tatsvaga chikonzero chekuzunguza. Chete nekutsvaga chikonzero chekuzunguza tinogona kutora matanho akatarwa kuti abvise vibration yemota.

 

1.Mota isati yamiswa, shandisa vibration mita kutarisa kutenheka kwechikamu chimwe nechimwe. Kune zvikamu zvine kuzunguzika kukuru, edza kukosha kwekuzunguza mumatanho matatu mumativi akatwasuka, akachinjika uye axial. Kana ma anchor screws akasununguka kana iyo inotakura magumo evhavha screws yakasununguka, unogona Kuomesa zvakananga, uye kuyera saizi yevibration mushure mekusunga kuti uone kuti yakabviswa here kana kuderedzwa. Chechipiri, tarisa kana matatu-phase voltage yemagetsi akaenzana, uye kana iyo-nhatu-phase fuse yakavhuvhuta. Iyo imwe-chikamu mashandiro emota haingokonzere kuzununguka, asi zvakare Ichaita kuti tembiricha yemota ikwire nekukurumidza. Tarisa uone kana chinongedzo cheammeter chinozunguzika kumashure nekudzoka. Apo rotor yakaputsika, ikozvino inozununguka. Chekupedzisira, tarisa kana matatu-chikamu ikozvino chemota yakaenzana. Kana pane dambudziko, bata mushandisi kuti amise mota nenguva kuti usapisa mota. kukuvara.

 

2.Kana iyo vibration yemota isina kugadziriswa mushure mekunge chiitiko chepamusoro charapwa, ramba uchibvisa magetsi, sunungura kubatana, uye nemuchina kuparadzanisa mutoro wakabatana nemota. Kana iyo motokari pachayo isingazununguki, inoreva kunobva kuzununguka Inokonzerwa nekusaruramisa kwekubatanidza kana mutoro wemuchina. Kana iyo mota ichidedera, zvinoreva kuti pane dambudziko nemota pachayo. Mukuwedzera, iyo nzira yekutadza simba inogona kushandiswa kusiyanisa kana iri yemagetsi kana yemagetsi. Kana simba rakagurwa, motokari haizozununguki pakarepo kana Kana kudengenyeka kwakaderera, chikonzero chemagetsi, kana zvisina kudaro iko kukanganisa kwemagetsi.

 

Gadzirisa chikonzero chekukundikana

1. Kugadziriswa kwezvikonzero zvemagetsi:

Yekutanga ndeyekuona kana matatu-chikamu DC kuramba kwe stator yakaenzana. Kana iyo isina kuenzana, zvinoreva kuti kune yakavhurika welding phenomenon mune welding chikamu chekubatanidza stator. Bvisa matenderedzwa kuti uzive zvikamu. Mukuwedzera, kana paine dunhu diki pakati pekutendeuka mumhepo. Kana mavanga ekutsva akaonekwa pamusoro, kana kuyera kumonereka kwe stator nechiridzwa, mushure mekusimbisa kupfupika kwepakati pakati pekutendeuka, tora mota inomonereka kubva pawaya zvakare.

Semuenzaniso: mota yepombi yemvura, panguva yekushanda, mota haingodedera chete zvakanyanya, asiwo tembiricha yekubereka yakakwira zvakanyanya. Muedzo mudiki wekugadzirisa wakaona kuti iyo DC kuramba yemota haina kukodzera, uye stator mhepo yemota ine chiitiko chekuvhurika welding. Mushure mekunge kukanganisa kwawanikwa uye kubviswa nenzira yekubvisa, mota inomhanya zvakajairika.

2. Kugadziriswa kwezvikonzero zvemuchina:

Tarisa kuti gap remhepo rakafanana, uye gadzirisa gap remhepo kana kukosha kwakayerwa kusiri kwezvakatemwa.Tarisa kutakura, kuyera kubvumidzwa kwekutakura, kana isina kukodzera, itsive nebere itsva, tarisa deformation uye kusununguka kwesimbi yesimbi, iyo yakasununguka yesimbi musimboti inogona kusungirirwa ne epoxy resin glue, tarisa shaft inotenderera, gadzirisa iyo bent rotating shaft, re-process kana zvakananga kutwasanudza shaft, uye wozoita chiyero chekuenzanisa pane rotor.Munguva yekushanda kweyedzo mushure mekugadziridzwa kweinofuridza mota, mota haina kungodedera zvakanyanya, asiwo tembiricha yegwenzi rinotakura yakapfuura mwero. Pashure pemazuva akawanda ekurapa kunopfuurira, chikanganiso chacho chakaramba chisina kugadziriswa.Apo nhengo dzeboka rangu dzakabatsira kubata nazvo, dzakaona kuti mhepo yemhepo yemotokari yakanga yakakura zvikuru, uye chiyero chechigaro chetairi chakanga chisina kukodzera. Mushure mokunge chikonzero chekukundikana kwakawanikwa uye mapundu echikamu chimwe nechimwe akagadziridzwa, motokari yakave nekubudirira kwekuedza.

3. Chikamu chemagetsi chemutoro chinotariswa zvakajairika, uye mota pachayo haina dambudziko:

Chikonzero chekukundikana kunokonzerwa nechikamu chekubatanidza. Panguva ino, zvinodikanwa kuti utarise nhanho yekutanga, kurerekera, simba remota, kana kurongeka kwepakati kwakaringana, kana kubatana kwakakuvadzwa, uye kana iyo mota shaft yekuwedzera uye mhepo inosangana nezvinodiwa.

 

Matanho ekugadzirisa mota vibration:

 

1.Bvisa mota kubva pamutoro, edza mota isina chinhu, uye tarisa kukosha kwekuzunguza.

2.Tarisa kukosha kwekuzunguza kwetsoka yemota. Zvinoenderana neiyo yenyika standard GB10068-2006, iyo vibration kukosha kwegumbo ndiro haifanire kunge yakakura kupfuura 25% yenzvimbo inoenderana yekubereka. Kana ichipfuura kukosha uku, iyo mota hwaro haisi hwaro hwakasimba.

3.Kana imwe chete yemakumbo mana kana maviri diagonally vibrate ichipfuura mwero, sunungura mabhaudhi eancho, uye kuzunguzika kunenge kwakakodzera, zvichiratidza kuti pasi petsoka hapana kukwenenzverwa. Mushure mekunge mabhaudhi eanchor asimbiswa, chigadziko chemuchina chinokanganisa uye kuzunguza. Isa tsoka dzepasi zvakasimba, zvigadzirise zvakare, uye simbisa mabhoti anchor.

4.Simbisa zvizere mabhaudhi mana anchor panheyo, uye kukosha kwekuzunguza kwemota kuchiri kudarika mwero. Panguva ino, tarisa kana iyo coupling yakaiswa pane shaft yekuwedzera iri nhanho neshaft shoulder. Simba rinonakidza rinoita kuti mota iite zvekuzunguza yakatambarara kupfuura mwero.Muchiitiko ichi, iyo vibration kukosha haipfuure yakawandisa, uye kukosha kwekudengenyeka kunowanzo kuderera mushure mekuita docking nemugamuchiri. Vashandisi vanofanira kunyengetedzwa kuishandisa. Iwo maviri-pole mota inoiswa muhafu kiyi mune shaft yekuwedzera kiyi zvinoenderana neGB10068-2006 panguva yekuedzwa kwefekitori.Makiyi ekuwedzera haawedzeri kuwedzera simba rekukurudzira.Kana iwe uchida kubata nazvo, ingo dzikisa makiyi ekuwedzera kuti aite kupfuura kureba.

5.Kana kudengenyeka kwemotokari kusingapfuuri chiyero mumuedzo wemhepo, uye kuzununguka nemutoro kunodarika chiyero, pane zvikonzero zviviri: chimwe ndechokuti kutsauka kwekugadzirisa kwakakura; Chikamu chehuwandu husina kuenzana chinopindirana, uye yakasara isina kuenzana yakawanda ye shafting yose panzvimbo imwe chete mushure mekunge chibatanidzwa chebutt chihombe, uye simba rekukurudzira rinogadzirwa rakakura uye rinokonzera kudengenyeka.Panguva ino, kubatanidza kunogona kubviswa, uye chimwe chezvikamu zviviri zvinogona kutenderedzwa ne 180 ° C, uye ipapo muchina wekuedza unogona kubatanidzwa, uye kudengenyeka kuchaderera.

6. Kana iyovibration kumhanya (kusimba) haipfuure mwero, uye kukwidziridzwa kwevibration kunodarika mwero, iyo chete inotakura inogona kutsiviwa.

7.Nekuda kwekusagadzikana kwakashata kweiyo rotor yemota mbiri-pole, rotor ichave yakaremara kana ikasashandiswa kwenguva yakareba, uye inogona kudedera kana ichitenderedzwa zvakare. Ichi ndicho chikonzero chekuchengetedza kwakashata kwemota. Mumamiriro ezvinhu akajairwa, iyo maviri-pole mota inochengetwa panguva yekuchengetedza.Iyo mota inofanirwa kuroverwa mazuva gumi nemashanu ega ega, uye crank inofanirwa kutenderedzwa kanenge ka8 nguva yega yega.

8.Iyo mota vibration yeinotsvedza bearing ine hukama nehungano mhando yegwenzi rinotakura. Inofanira kuongororwa kana gwenzi rinotakura rine nzvimbo yakakwirira, kana mafuta anopinda mukati megwenzi rinotakura zvakakwana, gwenzi rinotakura rinosimbisa simba, rinotakura gwenzi rekubvisa, uye kana magnetic center line yakakodzera.

9. Inzvakajairika, chikonzero chekuzunguza kwemota chinogona kungotongwa kubva kune vibration kukosha munzira nhatu. Kana iyo yakatwasuka vibration yakakura, iyo rotor haina kuenzana; kana vertical vibration yakakura, iyo yekumisikidza hwaro haina flat; kana axial vibration yakakura, kutakura kunoungana. low quality.Uku kunongova mutongo wakapfava. Izvo zvinodikanwa kuti uwane chikonzero chaicho chekudengenyeka zvinoenderana nemamiriro esaiti uye zvinhu zvataurwa pamusoro apa.

10.Kunyanya kutarisisa kunofanirwa kubhadharwa kune axial vibration yekudengenyeka kweiyo Y akateedzana bhokisi-mhando mota. Kana iyo axial vibration yakakura kupfuura radial vibration, inokonzeresa kukuvadza kukuru kune inotakura mota uye ichakonzera tsaona inobata shaft.Chenjerera kutarisa kubereka tembiricha. Kana iyo nzvimbo yekubatira ichipisa nekukurumidza kupfuura iyo isiri-nzvimbo yekutakura, inofanira kumiswa nekukasira.Izvi zvinokonzerwa neaxial vibration inokonzerwa nekusakwana axial rigidity yemuchina base, uye base yemuchina inofanirwa kusimbiswa.

11.Mushure mokunge rotor iine simba rakaenzana, kusara kwekusagadzikana kwe rotor kwakasimbiswa pa rotor uye haizoshanduki. Kudengenyeka kwemotokari pachayo hakuzoshanduki nekuchinja kwenzvimbo uye mamiriro ekushanda. Dambudziko rekuzunguza rinogona kubatwa zvakanaka panzvimbo yemushandisi. ye.Mumamiriro ezvinhu akajairwa, hazvifanirwe kuita dhizaini yekuenzanisa pamota paunenge uchigadzirisa mota. Kunze kwemakesi akanyanya kukosha, akadai seanochinjika hwaro, rotor deformation, nezvimwe, inofanirwa kuitwa pane-saiti dynamic chiyero kana kudzoserwa kufekitori.

---

Nguva yekutumira: Jun-17-2022