Ngaba uyazi ukuba zingaphi iintlobo zeereyile zesikhokelo ezikhoyo kumaziko omatshini e-CNC?

"Inkcazo eneenkcukacha yeSikhokelo kwiintlobo zikaLoliwe zamaZiko oMatshini we-CNC"

Kwimveliso yanamhlanje, amaziko omatshini e-CNC adlala indima ebalulekileyo. Njengenye yezinto eziphambili zeziko lomatshini, umzila wesikhokelo uchaphazela ngokuthe ngqo ukuchaneka, ukuzinza, kunye nokusebenza kakuhle kweziko lomatshini. Abavelisi beziko lomatshini le-CNC baya kwazisa ngokweenkcukacha iintlobo ezininzi zeereyile zesikhokelo kumaziko omatshini.

 

I. Ukuhlelwa ngeMotion Trajectory

 

  1. Linear Motion Guide Rail
    I-linear motion guide kaloliwe lolona hlobo luxhaphakileyo lwesikhokelo sikaloliwe kumaziko omatshini. Ikhokela iindawo ezihambayo ukuba zihambe ngokuchanekileyo kumgca othe ngqo. Umzila wesikhokelo somzila wesikhokelo unenzuzo yesakhiwo esilula, ukuveliswa okulula, kunye nesiqinisekiso esilula sokuchaneka. Kwi-axis nganye yeziko lomatshini, njenge-X-axis, i-Y-axis, kunye ne-Z-axis, iileyili zesikhokelo sokunyakaza zidla ngokusetyenziswa.
    Ukuchaneka kunye nokusebenza komgca wesikhokelo somzila wesikhokelo kuxhomekeke kwizinto eziphathekayo, inkqubo yokuvelisa, kunye nokufakela ukuchaneka kweereyile zesikhokelo. Umgangatho ophezulu wesikhokelo somgca wesikhokelo sinokuqinisekisa ukuchaneka okuzinzile kunye nokuthembeka kweziko lomatshini phantsi kokunyakaza kwesantya esiphezulu kunye neemeko zomthwalo onzima.
  2. IsiKhokelo seSetyhula seMotion Guide
    Imizila yesikhokelo sesetyhula isetyenziswa ikakhulu kwiishafu ezijikelezayo zamaziko omatshini okanye amacandelo afuna isindululo sesetyhula. Uyilo kunye nokuveliswa kweeleyile zesikhokelo esijikelezayo kunzima kakhulu, kwaye imiba efana namandla ombindi kunye nokukhuhlana kufuneka kuqwalaselwe ngenxa yobunjani bentshukumo ejikelezayo.
    Iireyile zesikhokelo sokuhamba ngesetyhula ngokuqhelekileyo zisebenzisa ibhola echanekileyo ephezulu okanye ii-roller bearings ukuqinisekisa ukugudiswa kunye nokuchaneka kokunyakaza okujikelezayo. Kwamanye amaziko omatshini achanekileyo, iileyili ze-hydrostatic circular motion guide nazo zisetyenziselwa ukuphucula ngakumbi ukuchaneka kunye nokuzinza kwe-shaft ejikelezayo.

 

II. Ukuhlelwa ngokweNdalo yokuSebenza

 

  1. Umzila kaloliwe ohambayo
    Isikhokelo esiphambili sikaloliwe sisikhokelo sikaloliwe esinoxanduva lokuqonda isindululo esiphambili sesixhobo okanye i-workpiece kwiziko lomatshini. Ukuchaneka kunye nokusebenza komgaqo kaloliwe ophambili wesikhokelo kunempembelelo ebalulekileyo ekuchanekeni komatshini kunye nokusebenza kakuhle kweziko lomatshini.
    Kumaziko omatshini, iileyili zesikhokelo ezichanekileyo ezichanekileyo okanye i-hydrostatic guide rails zidla ngokusetyenziselwa iileyili eziphambili zesikhokelo. Ezi zikhokelo zesikhokelo zineempawu ezifana nesantya esiphezulu, ukuchaneka okuphezulu, kunye nokuqina okuphezulu, kwaye zinokuhlangabezana neemfuno zamaziko omatshini phantsi kweemeko zokusika kunye nomthwalo onzima.
  2. Feed Motion Guide Rail
    I feed motion guide kaloliwe ngumzila kaloliwe onoxanduva lokuqonda isindululo feed isixhobo okanye workpiece kwiziko machining. Ukuchaneka kunye nokuzinza komzila kaloliwe wesikhokelo sokutya kuchaphazela ngokuthe ngqo ukuchaneka komatshini kunye nomgangatho womphezulu weziko lomatshini.
    Umzila wesikhokelo sokuhamba ngesondlo ngokuqhelekileyo usebenzisa iileyili zesikhokelo sokutyibilika, iileyili zesikhokelo esiqengqelekayo, okanye iileyili zesikhokelo se-hydrostatic. Phakathi kwazo, iileyili zesikhokelo eziqengqelekayo kunye ne-hydrostatic guide rails zinokuchaneka okuphezulu kunye nokuzinza kwaye zifanelekile kumaziko omatshini achanekileyo; ngelixa iileyili zesikhokelo sokutyibilika zineenzuzo zesakhiwo esilula kunye neendleko eziphantsi kwaye zifanelekile kumaziko athile omatshini aphakathi naphantsi.
  3. Umzila weSikhokelo soLungiso
    Umzila wesikhokelo sohlengahlengiso ngumzila wesikhokelo osetyenziswa kwiziko lomatshini ukulungelelanisa indawo yesixhobo okanye i-workpiece. Ukuchaneka kunye nokuguquguquka komzila wesikhokelo sohlengahlengiso kunempembelelo ebalulekileyo ekuchanekeni komatshini kunye nokulula kokusebenza kweziko lomatshini.
    Iireyile zesikhokelo sohlengahlengiso ngokuqhelekileyo zisebenzisa iileyili zesikhokelo sokutyibilika okanye iileyili zesikhokelo esiqengqelekayo. Ezi zikhokelo zine-coefficient encinci ye-friction kunye nokuchaneka okuphezulu kwaye banokuqonda ngokulula ukulungiswa kakuhle kwesixhobo okanye i-workpiece.

 

III. Ukuhlelwa ngokweFriction yeNdawo yoMda woQhagamshelwano

 

  1. Umzila kaloliwe wokuSlayida
    (1) Traditional Sliding Guide Rail
    I-iron-cast iron-cast iron kunye ne-cast iron-quenched iron guide rails zineenzuzo zesakhiwo esilula, ukuveliswa okulula, ukuqina okulungileyo, kunye nokumelana nokungcangcazela okuphezulu. Nangona kunjalo, olu hlobo lomzila wesikhokelo lunobugwenxa be-coefficient enkulu ye-static ye-friction kunye ne-coefficient ye-friction eguquguqukayo eguqukayo ngesantya, okukhokelela kwilahleko enkulu yokukhuhla. Ngezantya eziphantsi (1-60 mm / min), iziganeko ezikhasayo ziyakwazi ukwenzeka, ngaloo ndlela zinciphisa ukuchaneka kokubeka iindawo ezihambayo. Ke ngoko, ngaphandle kwezixhobo zoomatshini bezoqoqosho be-CNC, iileyili zesikhokelo sokutyibilika azisasetyenziswa kwezinye izixhobo zoomatshini be-CNC.
    (2) I-Plastiki-Clad Sliding Guide Rail
    Okwangoku, uninzi lwezixhobo zoomatshini be-CNC zisebenzisa iileyili zesikhokelo zeplastiki, oko kukuthi, ibhanti yeplastiki yefilim ethambileyo eyenziwe ngeplastiki kunye nezinye izinto zeekhemikhali zincanyathiselwe kumphezulu wokukhuhlana komzila kaloliwe ohambayo. Iiplastiki zikaloliwe ezikhokelayo ziqhele ukwahlulwa zibe ziindidi ezimbini: Uloliwe weTeflon othambileyo wesikhokelo sebhanti kunye ne-epoxy exhathisayo kwisikhokelo sikaloliwe.
    Iileyili zePlastiki ezityibilikayo zinezi mpawu zilandelayo:

    • Iimpawu ezintle zokungqubuzana: Ibhanti yeplastiki yefilimu ethambileyo yomzila wesikhokelo seplastiki ine-coefficient ephantsi ye-friction, enokunciphisa ukuxhathisa ukuxhatshazwa kweendawo ezihambayo kunye nokuphucula ukuhamba kakuhle.
    • Ukumelana nokunxiba kakuhle: Ibhanti yeplastiki yebhanti ethambileyo inokumelana nokunxiba kakuhle kwaye inokwandisa ubomi benkonzo kaloliwe wesikhokelo.
    • Ukunyakaza okuzinzileyo: I-coefficient ye-friction ye-plastic-clad guide rail izinzile kwaye ayitshintshi ngokukhawuleza. Ngoko ke, ukunyakaza kuzinzile kwaye iziganeko ezikhasayo azilula ukuba zenzeke.
    • Ukungcangcazela okulungileyo: Ibhanti yeplastiki yebhanti ethambileyo inokuqina okuthile kwaye inokufunxa ukungcangcazela kwamalungu ashukumayo kwaye iphucule ukuchaneka komatshini kwiziko lomatshini.
    • Ukwenziwa kakuhle: Inkqubo yokwenziwa kweentsimbi zeplastiki ezigqunywe ngeplastiki zilula, zinexabiso eliphantsi kunye nokufakwa nokugcinwa lula.
  2. Umzila kaloliwe oqengqelekayo
    (1) UMgaqo wokuSebenza
    Umzila kaloliwe oqengqelekayo ubeka izinto eziqengqelekayo ezifana neebhola, iirola, kunye neenaliti phakathi kwemigangatho kaloliwe ekhokelayo ukuguqula ukukhuhlana kokutyibilika phakathi kwemigangatho kaloliwe yesikhokelo ibe kukungqubana okuqengqelekayo. Le ndlela ye-friction inciphisa kakhulu ukuxhathisa i-friction kwaye iphucula ubuntununtunu kunye nokuchaneka kokuhamba.
    (2) Iingenelo

    • Uvakalelo oluphezulu: Umahluko phakathi kwe-coefficient ye-friction eguquguqukayo kunye ne-static friction coefficient ye-rolling guide rails incinci kakhulu, ngoko ke ukunyakaza kuzinzile kwaye i-crawling phenomena ayilula ukuba yenzeke xa ihamba ngesantya esiphantsi.
    • Ukuchaneka kokuma okuphezulu: Ukuchaneka kokuphindaphinda kokuchaneka kwee-rolling guide rails kunokufikelela kwi-0.2 um, enokuthi ihlangabezane neemfuno zamaziko omatshini achanekileyo.
    • Ukuchasana kwe-friction encinci: I-coefficient ye-rolling friction yezinto ezijikelezayo zincinci kakhulu kune-coefficient ye-sliding friction, eyenza ukuhamba kwezinto ezihambayo kube lula kunye nokunciphisa ukusetyenziswa kwamandla okuqhuba.
    • Ukunxiba okuncinci, ukugcinwa kokuchaneka okulungileyo, kunye nobomi benkonzo ende: Indawo yoqhagamshelwano phakathi kwezinto eziqengqelekayo kunye nemigangatho kaloliwe yesikhokelo incinci, inxibe kancinci kwaye inokugcina ukuchaneka okuphezulu ixesha elide.
      (3) Iingxaki
      Imizila yesikhokelo esiqengqelekayo inokumelana nokungcangcazela okungalunganga kunye neemfuno zokhuseleko oluphezulu. Ngexesha lenkqubo yomatshini, ukungcangcazela kuya kuchaphazela ukuchaneka kwentshukumo yezinto eziqengqelekayo, ngaloo ndlela kuncitshiswe ukuchaneka komatshini kwiziko lomatshini. Ukongezelela, i-rolling guide rails idinga imilinganiselo yokukhusela efanelekileyo yokukhusela uthuli, ii-chips kunye nezinye izinto ezingcolileyo ekungeneni kwisikhokelo sikaloliwe kunye nokonakalisa izinto ezijikelezayo kunye nezikhokelo zesikhokelo.
      (4) Amathuba ezicelo
      Imizila yesikhokelo sokuqengqeleka ifaneleke ngokukodwa kwizihlandlo apho iindawo zokusebenza zezixhobo zoomatshini zifuna intshukumo efanayo, intshukumo ebuthathaka, kunye nokuchaneka kokuma okuphezulu. Esi sizathu sokuba iileyili zesikhokelo eziqengqelekayo zisetyenziswa kakhulu kwizixhobo zoomatshini be-CNC.
  3. IsiKhokelo seHydrostatic
    (1) Umzila kaloliwe weLiquid Hydrostatic Guide

    • Umgaqo wokuSebenza
      Kukho igumbi le-oyile phakathi kweendawo ezimbini zokusebenza zikaloliwe wesikhokelo solwelo lwe-hydrostatic kaloliwe. Emva kokuzisa ioli yokuthambisa ngoxinzelelo oluthile, ifilimu yeoli ye-hydrostatic inokuqulunqwa, yenza indawo yokusebenza yomzila wesikhokelo kwi-friction ecocekileyo yolwelo ngaphandle kokugqoka kunye nokugcinwa ngokuchanekileyo.
    • Iingenelo
      • Ukuchaneka okuphezulu: I-Liquid hydrostatic guide rails inokubonelela ngokuchaneka okuphezulu kakhulu kwaye iqinisekise ukuchaneka okuzinzile kweziko lomatshini phantsi kokunyakaza kwesantya esiphezulu kunye neemeko zomthwalo onzima.
      • I-coefficient ye-friction ephantsi: Ukukhuhlana okucocekileyo kolwelo kwenza ukuba i-coefficient ye-friction ibe phantsi kakhulu, inciphisa kakhulu ukusetyenziswa kwamandla okuqhuba.
      • Akukho kukhasa ngezantya eziphantsi: Nokuba kwizantya eziphantsi, iileyili zesikhokelo ze-hydrostatic azibonakalisi izinto ezirhubuluzayo, ziqinisekisa ukuguda kwentshukumo.
      • Umthamo omkhulu wokuthwala kunye nokuqina okulungileyo: Ifilimu yeoli ye-hydrostatic inokumelana nomthwalo omkhulu, iphucula umthamo wokuthwala kunye nokuqina kweziko lomatshini.
      • I-oyile inomphumela wokuxubha kunye nokuxhathisa okulungileyo: Ioyile inokuthatha ukunyakaza kunye nokunciphisa impembelelo yokunyakaza ngexesha lomatshini ekuchanekeni komatshini.
    • Iingxaki
      Ulwakhiwo lwe-liquid hydrostatic guide rails luyinkimbinkimbi, ludinga inkqubo yokubonelela ngeoyile, kwaye ucoceko lweoyile lufuneka ukuba lube phezulu. Oku kwandisa iindleko zokwenziwa nokugcinwa kwazo.
    • Ukuhlelwa
      I-Liquid hydrostatic guide rails kumaziko omatshini anokwahlulwa abe ngamacandelo amabini amakhulu: uhlobo oluvulekileyo kunye nohlobo oluvaliweyo. Igumbi leoli lomzila ovulekileyo we-hydrostatic guide rail ixhunywe ngokuthe ngqo kwihlabathi langaphandle, kunye nesakhiwo esilula kodwa sixhomekeke kungcoliseko lwangaphandle; igumbi le-oyile yolwelo oluvaliweyo lwe-hydrostatic kaloliwe yesikhokelo ivaliwe, kwaye i-oyile iphinda isetyenziselwe ukusetyenziswa, ngokucoceka okuphezulu kodwa isakhiwo esintsonkothileyo.
      (2) I-Gas Hydrostatic Guide Rail
    • Umgaqo wokuSebenza
      Emva kokwazisa igesi ngoxinzelelo oluthile phakathi kweendlela ezimbini zokusebenza zikaloliwe zesikhokelo somoya we-hydrostatic kaloliwe, ifilimu yomoya ye-hydrostatic inokusekwa, isenza ukuba iindawo ezimbini zesikhokelo zikaloliwe ze-CNC zihlulwe ngokulinganayo ukuze zifumane ukunyakaza okuchanekileyo.
    • Iingenelo
      • I-coefficient ye-friction encinci: I-coefficient ye-friction yegesi incinci kakhulu, yenza ukuhamba kwezinto ezihambayo zibe khaphukhaphu.
      • Akulula ukubangela ukufudumeza kunye nokuguqulwa: Ngenxa ye-coefficient encinci ye-friction, ukushisa okuncinci kuveliswa kwaye akulula ukubangela ukufudumeza kunye nokuguqulwa komzila wesikhokelo.
    • Iingxaki
      • Umthamo omncinci wokuthwala: Umthamo wokuthwala wegesi ye-hydrostatic guide rails incinci kwaye isetyenziswa rhoqo ngamaxesha anemithwalo emincinci.
      • Ukutshintsha kwengcinezelo yomoya kuchaphazela ukuchaneka: Ukutshintsha kwengcinezelo yomoya kuya kubangela utshintsho kwifilimu yomoya, ngaloo ndlela kuchaphazela ukuchaneka komzila wesikhokelo.
      • Ukuthintela uthuli kufuneka kuqatshelwe: Uthuli oluwela kumzila kaloliwe wesikhokelo somoya luya kubangela umonakalo kumphezulu wesikhokelo sikaloliwe, ngoko ke amanyathelo asebenzayo okuthintela uthuli kufuneka athathwe.

 

Ukuqukumbela, kukho iindidi ngeendidi zesikhokelo somzila wesikhokelo kumaziko omatshini e-CNC, kwaye isikhokelo ngasinye sikaloliwe sineenzuzo ezizodwa kunye nezihlandlo zokusetyenziswa. Xa ukhetha umzila wesikhokelo kwiziko lomatshini, ngokweemfuno ezithile kunye nokusingqongileyo kokusetyenziswa kweziko lomatshini, izinto ezinjengokuchaneka, isantya, umthamo wokuthwala, kunye nokumelana nokungcangcazela komzila kaloliwe wesikhokelo kufuneka kuqwalaselwe ngokubanzi ukukhetha olona hlobo lufanelekileyo lwesikhokelo somgaqo kaloliwe ukuqinisekisa ukusebenza kunye nomgangatho womatshini weziko lomatshini.