Dukkanin tsarin aikin cibiyar injin injin CNC!

01 shirye-shiryen farawa

Bayan an fara ko sake saita na'ura bisa ga dakatarwar gaggawa, da farko komawa zuwa matsayin sifili na kayan aikin na'ura (watau komawa zuwa sifili), ta yadda na'urar ta sami matsayi na tunani don aiki na gaba.

02 clamping workpiece

Kafin clamping da workpiece, tsaftace duk saman ba tare da mai, toshe baƙin ƙarfe da ƙura, da kuma cire burrs a kan workpiece surface da fayil (ko oilstone).

Dole ne a niƙa saman layin dogo mai sauri da ake amfani da shi don ɗaurewa da injin niƙa don yin laushi da lebur.Ƙarfin lambar da goro dole ne su kasance masu ƙarfi kuma suna iya dogaro da gaske matse aikin.Ga wasu ƙananan kayan aikin da ke da wahalar matsawa, ana iya manne su kai tsaye akan tiger;Wurin aiki na kayan aikin na'ura zai kasance mai tsabta kuma ba tare da kayan aikin ƙarfe ba, ƙura da tabo mai;A sizing block ne gaba ɗaya sanya a kusurwoyi huɗu na workpiece.Domin workpiece tare da babban tazara, wajibi ne a ƙara daidai tsayi block sizing block a tsakiyar.

Bincika ko tsayi, nisa da tsawo na workpiece sun cancanci tare da mai mulki bisa ga girman zane.

Lokacin clamping da workpiece, bisa ga clamping yanayin jeri na shirye-shirye aiki wa'azi, shi wajibi ne a yi la'akari da guje wa injuna sassa da kuma halin da ake ciki cewa abun yanka na iya taba tsayarwa a lokacin machining.

Bayan da workpiece da aka sanya a kan ma'auni block, ja tebur a kan workpiece datum jirgin bisa ga bukatun na zane.Don aikin aikin da aka yi ƙasa a gefe shida, duba ko perpendicularity ya cancanci.

Bayan an ja kayan aikin, dole ne a ƙara goro don hana aikin aikin daga motsawa yayin aiki saboda rashin daidaituwa;Sake ja mita don tabbatar da cewa kuskuren bai wuce kuskure ba bayan dannewa.

03 yawan hits workpiece

Domin clamped workpiece, da taba lamba shugaban za a iya amfani da su domin sanin aiki tunani sifili matsayi.Shugaban lambar taɓawa zai iya zama photoelectric da inji.Hanyoyi iri biyu ne: lambar karo ta tsakiya da lambar karo ɗaya.Matakan raba lambar karo ta tsakiya sune kamar haka:

Photoelectric a tsaye, inji gudun 450 ~ 600rpm.Matsar da axis x na tebur ɗin aiki da hannu don sa shugaban taɓawa ya taɓa gefe ɗaya na kayan aikin.Lokacin da shugaban taɓawa kawai ya taɓa kayan aikin kuma jan haske yana kunne, saita ƙimar daidaitawar dangi na wannan batu zuwa sifili;Sa'an nan kuma matsar da x-axis na wurin aiki da hannu don sanya kan kirgawa ya taɓa ɗayan ɓangaren aikin.Lokacin da kan kirgawa kawai ya taɓa kayan aikin, yi rikodin daidaitawar dangi a wannan lokacin.

Bincika ko tsawon aikin aikin ya dace da buƙatun zane ta hanyar cire diamita na shugaban karo (watau tsawon aikin aikin) daga ƙimar dangi.

Raba adadin haɗin kai ta 2, kuma ƙimar da aka samu ita ce tsakiyar darajar x-axis na aikin aikin.Sa'an nan matsar da workbench zuwa tsakiyar darajar x-axis, da kuma saita dangi daidaita darajar na x-axis a wannan batu zuwa sifili, wanda shi ne sifili matsayi a kan x-axis na workpiece.

A hankali yin rikodin ƙimar daidaitawar inji na matsayi na sifili akan x-axis na workpiece a cikin ɗayan g54 ~ G59, kuma bari kayan aikin injin ya ƙayyade matsayin sifili akan x-axis na workpiece.A hankali sake duba daidaiton bayanan.Hanyar kafa sifili matsayi na workpiece Y axis daidai yake da na X axis.

04 shirya duk kayan aikin

Dangane da bayanan kayan aiki a cikin umarnin aikin shirye-shirye, maye gurbin kayan aikin da za a sarrafa, bari kayan aikin ya taɓa ma'aunin tsayin da aka sanya akan jirgin datum, kuma saita ƙimar daidaitawar dangi na wannan batu zuwa sifili lokacin da hasken ja na ma'aunin ya kasance. kan.

Matsar da kayan aiki zuwa wuri mai aminci, da hannu matsar da kayan aikin ƙasa 50mm, kuma saita ƙimar daidaitawar dangi na wannan batu zuwa sifili, wanda shine matsayin sifili na axis Z.

Yi rikodin ƙimar daidaitawar inji na wannan batu a cikin ɗayan g54 ~ G59.Wannan yana kammala saitin sifili na gatura X, y da Z na kayan aikin.A hankali sake duba daidaiton bayanan.

Ƙididdigar taɓawar gefe guda kuma ta taɓa gefe ɗaya na gatura X da Y na aikin aikin bisa ga hanyar da ke sama.Rage ƙimar daidaitawar dangi na gatari X da Y a wannan lokacin, kuma radius na ƙidayar taɓawa shine matsayi na sifili na gatari X da Y.A ƙarshe, yi rikodin daidaitawar injina na X da Y axes a ɗayan g54 ~ G59.A hankali sake duba daidaiton bayanan.

Bincika daidaiton ma'aunin sifili, matsar da gatura X da Y zuwa gefen gefen aikin aikin, da gani a duba daidaiton ma'aunin sifili gwargwadon girman aikin.

Kwafi fayil ɗin shirin zuwa kwamfutar bisa ga hanyar fayil ɗin umarnin aiki na shirye-shirye.

05 saitin sigogin injina

Saitin saurin igiya yayin injina:

N=1000 × V/ (3.14 × D)

N: Gudun Spindle (RPM / min)

5: Gudun Yanke (M/min)

D: Diamita na kayan aiki (mm)

Saitin saurin ciyarwa don injina: F = n × M × Fn

F: Gudun ciyarwa (mm/min)

M: Yawan yankan gefuna

FN: yankan adadin kayan aiki (mm / juyin juya hali)

Saitin adadin kowane gefen: FN = Z × Fz

Z: Yawan yankan gefuna na kayan aiki

FZ: yankan adadin kowane gefen kayan aiki (mm / juyin juya hali)

06 sarrafa farawa

A farkon kowane shiri, bincika a hankali ko kayan aikin da aka yi amfani da shi shine kayan aiki da aka ƙayyade a cikin umarnin shirye-shirye.A farkon machining, za a daidaita saurin ciyarwa zuwa mafi ƙanƙanta kuma a aiwatar da shi a cikin sashe ɗaya.Mayar da hankali kan saurin matsayi, faduwa kayan aiki da ciyarwa.Sanya hannunka akan maɓallin tsayawa.Dakata nan da nan idan akwai matsala.Kula da hankali don lura da motsi na kayan aiki don tabbatar da abinci mai lafiya, sannan a hankali ƙara saurin ciyarwa zuwa matakin da ya dace.A lokaci guda, ƙara coolant ko sanyi iska zuwa kayan aiki da kayan aiki.

A lokacin aikin mashin ɗin, ba zai yi nisa da yawa daga sashin kulawa ba.Idan akwai wani rashin daidaituwa, dakatar da injin don dubawa cikin lokaci.

Sake ja ma'aunin bayan yin roughing don tabbatar da cewa kayan aikin bai sako-sako ba.Idan akwai, dole ne a sake gyara lambar da karon.

Ci gaba da haɓaka sigogin sarrafawa a cikin tsarin sarrafawa don cimma mafi kyawun tasirin sarrafawa.

Tunda wannan tsari shine maɓalli mai mahimmanci, bayan an sarrafa kayan aikin, auna ko babban ƙimar ƙimar sun yi daidai da buƙatun zane.Idan akwai wata matsala, nan da nan sanar da shugaban ƙungiyar ko mai tsara shirye-shirye da ke bakin aiki don dubawa da warware ta.Bayan wucewa binciken kai, ana iya cire shi kuma dole ne a aika shi zuwa mai dubawa don dubawa na musamman.

Nau'in inji:

Gudanar da rami: kafin a yi hakowa a kan cibiyar injin, tabbatar da yin amfani da rawar tsakiya don matsayi, sannan kuyi rawar jiki tare da ɗigon 0.5 ~ 2mm wanda ya fi girman girman zane, kuma a ƙarshe kammala machining tare da rawar da ya dace.

Gyaran aikin: don aikin reaming na workpiece, za a yi amfani da rawar tsakiya don matsayi na farko, sa'an nan kuma za a yi amfani da raguwar 0.5 ~ 0.3mm wanda ya fi girman girman zane don yin hakowa, kuma a karshe za a yi amfani da reamer don yin amfani da shi. reaming.Lokacin sarrafa reaming, kula da sarrafa saurin sandal a cikin 70 ~ 180rpm / min.

M aiki: ga m aiki na workpiece, cibiyar rawar soja za a yi amfani da matsayi, sa'an nan da rawar soja bit 1 ~ 2mm karami fiye da zane size za a yi amfani da hakowa, sa'an nan da m m abun yanka (ko milling abun yanka) za a yi amfani da shi don aiwatarwa zuwa kawai izinin injin injin 0.3mm a gefe ɗaya.A ƙarshe, za a yi amfani da madaidaicin abin yanka mai ban sha'awa tare da girman da aka riga aka gyara don rashin jin daɗi mai kyau, kuma ƙyalli mai kyau na ƙarshe ba zai zama ƙasa da 0.1mm ba.

Gudanar da lambobi kai tsaye (DNC): kafin yin aikin DNC NC, za a ɗaure kayan aikin, za a saita sifili kuma za a saita sigogi.Bude shirin na'ura don watsawa a cikin kwamfutar don dubawa, sannan bari kwamfutar ta shiga yanayin DNC kuma shigar da sunan fayil na shirin machining daidai.Danna maɓallin tef da maɓallin fara shirin akan kayan aikin injin, kuma kalmar LSK tana walƙiya akan mai sarrafa kayan aikin na'ura.Latsa shigar da kwamfutar don aiwatar da sarrafa watsa bayanai na DNC.

07 abubuwan ciki da iyakokin binciken kai

Kafin sarrafawa, mai sarrafawa dole ne ya ga abubuwan da ke cikin katin tsari a sarari, ya san sassa, siffofi da girma na kayan aikin da za a sarrafa, kuma ya san abubuwan sarrafawa na tsari na gaba.

Kafin clamping da workpiece, auna ko blank size hadu da zanen bukatun.Lokacin danne kayan aikin, bincika a hankali ko sanya shi ya yi daidai da umarnin aiki na shirye-shirye.

Za a gudanar da binciken kai a cikin lokaci bayan m machining, don daidaita bayanan kuskure cikin lokaci.Abun binciken kai ya haɗa da matsayi da girman ɓangaren sarrafawa.Alal misali, ko da workpiece ne sako-sako da;Ko da workpiece ne daidai raba;Ko girman daga sashin sarrafawa zuwa gefen datum (datum point) ya dace da buƙatun zane;Matsayi da girman sassan mashin ɗin.Bayan duba matsayi da girman, auna madaidaicin mashin ɗin da aka ƙera (sai dai baka mai madauwari).

Ƙarshe machining ana aiwatar da shi ne kawai bayan m machining da kai dubawa.Bayan kammalawa, ma'aikata za su gudanar da binciken kansu a kan siffa da girman sassan sarrafawa: gano tsawon asali da nisa na sassan sarrafawa a kan tsaye;Auna ma'aunin tushe da aka yiwa alama akan zane don sashin injina na jirgin sama mai karkata.

Bayan ma'aikacin ya kammala binciken kansa na kayan aikin kuma ya tabbatar da cewa ya dace da zane da buƙatun aiwatarwa, ana iya cire kayan aikin kuma a aika wa mai dubawa don dubawa na musamman.


Lokacin aikawa: Nuwamba-17-2021