1. A CNC machining, wadannan maki ya kamata a biya musamman hankali:
(1) Don lathes na CNC na tattalin arziki na yanzu a cikin China, ana amfani da injina na asynchronous na yau da kullun don cimma canjin saurin tafiya ta hanyar inverters. Idan babu raguwar injina, ƙarfin fitarwa na igiya sau da yawa bai isa ba a ƙananan gudu. Idan kayan yankan ya yi girma sosai, yana da sauƙin samun cushe. Mota, amma wasu kayan aikin injin suna da kayan aiki don magance wannan matsalar;
(2) Kamar yadda zai yiwu, kayan aiki na iya kammala sarrafa sashi ko canjin aiki. Don kammala babban sikelin, kula da hankali don guje wa sauye-sauyen kayan aiki a tsakiyar don tabbatar da cewa za a iya kammala kayan aiki a cikin aiki ɗaya.
(3) Lokacin amfani da NC juya don juya zaren, yi amfani da sauri kamar yadda zai yiwu don cimma babban inganci da ingantaccen samarwa;
(4) Yi amfani da G96 a duk lokacin da zai yiwu;
(5) Mahimman ra'ayi na mashin mai sauri shine don sa abinci ya wuce saurin tafiyar zafi, don haka ana fitar da zafi mai yankewa tare da kwakwalwan ƙarfe don ware yanke zafi daga kayan aiki kuma tabbatar da cewa aikin ba ya zafi sama. ko ƙasa da haka. Sabili da haka, an zaɓi mashin mai saurin sauri a babban tsayin saurin yankan yana daidaitawa tare da babban abinci yayin zaɓar ƙaramin adadin abinci na baya;
(6) Kula da diyya na hancin kayan aiki R.
2. Lokacin da aka ninka adadin wuka na baya, an ninka ƙarfin yanke;
Lokacin da adadin abinci ya ninka, ƙarfin yanke ya karu da kusan 70%;
Lokacin da saurin yankan ya ninka, ƙarfin yankan yana raguwa a hankali;
A wasu kalmomi, idan aka yi amfani da G99, saurin yanke ya zama mafi girma, kuma ƙarfin yanke ba zai canza da yawa ba.
3. Za'a iya yanke hukunci da ƙarfin yankewa da zafin jiki bisa ga fitar da filayen ƙarfe.
4. Lokacin da ainihin ƙimar ƙimar da aka auna X da diamita Y na zane ya fi 0.8, kayan aiki na juyawa tare da kusurwar juzu'i na biyu na digiri 52 (wato, kayan aiki mai juyawa tare da ruwa na digiri 35 da kuma babban mahimmanci. kusurwar juzu'i na digiri 93)) R daga motar na iya goge wuka a wurin farawa.
5. Zazzabi da ke wakilta da launin baƙin ƙarfe:
Fari bai wuce digiri 200 ba
220-240 digiri rawaya
Dark blue 290 digiri
Blue 320-350 digiri
Baƙar fata mai launin shuɗi ya fi digiri 500
Ja ya fi digiri 800
6.FUNAC OI mtc gabaɗaya tsoho umarnin G:
G69: Ban tabbata ba
G21: Shigar girman awo
G25: Gano saurin juzu'i yana kashe
G80: An soke zagayowar gwangwani
G54: tsoho tsarin daidaitawa
G18: Zaɓin jirgin sama na ZX
G96 (G97): Matsakaicin saurin saurin linzamin kwamfuta
G99: Ciyar da kowace juyin juya hali
G40: An soke biyan diyya na kayan aiki (G41 G42)
G22: Ana kunna gano bugun jini da aka adana
G67: An soke kiran tsarin tsarin macro
G64: Ban tabbata ba
G13.1: Soke yanayin haɗin gwiwar iyakacin duniya
7. Zaren waje gabaɗaya 1.3P ne, kuma zaren ciki shine 1.08P.
8.Thread gudun S1200 / farar * aminci factor (gaba ɗaya 0.8).
9. Manual kayan aiki hanci R ramuwa dabara: chamfer daga kasa zuwa sama: Z = R * (1-tan (a / 2)) X = R (1-tan (a / 2)) * tan (a) daga The chamfers daga sama zuwa kasa na mota za a rage zuwa ƙari.
10. Ga kowane 0.05 karuwa a cikin abinci, an rage saurin juyawa ta 50-80 rpm. Wannan shi ne saboda rage saurin juyawa yana nufin cewa kayan aiki ya ragu kuma ƙarfin yanke ya karu a hankali, wanda ke ramawa don haɓaka ƙarfin yankewa da zafin jiki saboda karuwar abinci. Tasirin.
11. Tasirin saurin yankewa da yanke ƙarfi akan kayan aiki yana da mahimmanci. Babban dalilin yanke kayan aiki shine cewa ƙarfin yanke ya yi yawa. Dangantakar da ke tsakanin saurin yankewa da yanke ƙarfi: Da sauri saurin yankewa, ciyarwar ba ta canzawa, kuma ƙarfin yanke yana raguwa sannu a hankali. A lokaci guda kuma, saurin yankewa da sauri, da sauri kayan aiki zai sa, ƙarfin yanke zai karu, kuma zafin jiki zai karu. Mafi girma, lokacin da ƙarfin yankewa da damuwa na ciki suna da girma don shigarwa don jurewa, za a sami raguwar ƙasa (hakika, akwai kuma rage damuwa da taurin da ya haifar da canje-canjen zafin jiki).
12. Tasiri akan yankan zafin jiki: saurin yankan, ƙimar ciyarwa, adadin yankan baya;
Tasiri akan yanke ƙarfi: adadin yankan baya, ƙimar ciyarwa, saurin yankewa;
Tasiri kan dorewar kayan aiki: saurin yankan, ƙimar ciyarwa, adadin baya.
13. Vibration da chipping sukan faru a cikin ramin. Duk tushen tushen shine cewa ƙarfin yanke ya zama ya fi girma kuma kayan aiki ba su da ƙarfi sosai. Ƙananan tsayin tsawo na kayan aiki, ƙananan kusurwar baya, kuma mafi girman yankin ruwa, mafi kyawun rigidity. Yana iya biye da ƙarfin yanke mafi girma, amma girman faɗin mai yankan ramin, girman ƙarfin yankan da zai iya jurewa, amma ƙarfin yankan kuma yana ƙaruwa. Akasin haka, ƙarami mai yankan slotted, ƙaramin ƙarfin da zai iya jurewa. Ƙarfin da yake yanke shi ma kaɗan ne.
14. Dalilai na rawar jiki a cikin ramin mota:
(1) Tsawon tsayin mai yankan ya yi tsayi da yawa, wanda ya rage rashin ƙarfi;
(2) Yawan ciyarwar yana da jinkirin gaske, wanda zai haifar da ƙarfin yanke naúrar ya karu, wanda zai haifar da manyan girgiza. Ma'anar ita ce: P = F / adadin ciyarwar baya * f P shine ƙarfin yankan naúrar F shine ƙarfin yanke, kuma gudun yana da sauri Zai girgiza wuka;
(3) Na'urar ba ta da ƙarfi sosai, wato, kayan aiki na iya ɗaukar ƙarfin yankewa, amma injin ɗin ba zai iya ɗaukarsa ba. Don sanya shi a sarari, kayan aikin injin baya motsawa. Gabaɗaya, sababbin gadaje ba su da irin waɗannan matsalolin. Kwancen da ke da irin waɗannan matsalolin ko dai ya tsufa. Ko dai ana yawan cin karo da mai kashe injin.
15. Lokacin da aka ɗora kaya, an gano ma'auni yana da kyau a farkon, amma bayan 'yan sa'o'i kadan, an canza girman kuma girman ba su da tabbas. Dalili na iya zama cewa a farkon, rundunonin yankan duk sababbi ne saboda masu yankan duk sababbi ne. Ba shi da girma sosai, amma bayan wani lokaci, kayan aiki yana sawa kuma ƙarfin yanke ya zama ya fi girma, wanda ya sa aikin aikin ya canza a kan chuck, don haka girman yana gudana kullum kuma ba shi da tabbas.
16. Lokacin amfani da G71 dabi'u na P da Q ba zai iya wuce jerin jerin dukan shirin, in ba haka ba ƙararrawa zai faru: G71-G73 wa'azi format ba daidai ba, a kalla a cikin FUANC.
17. Subroutine a cikin tsarin FANUC yana da nau'i biyu:
(1) Lambobi uku na farko na P000 0000 suna magana ne akan adadin zagayowar, kuma lambobi huɗu na ƙarshe sune lambar shirin;
(2) Lambobi huɗu na farko na P0000L000 sune lambar shirin, kuma lambobi uku na ƙarshe na L sune adadin zagayowar.
18. Matsakaicin farawa na baka ba ya canzawa, kuma ƙarshen arc yana motsawa ta mm, kuma matsayi na diamita na kasa na arc yana canzawa ta / 2.
19. Lokacin da aka haƙa ramuka mai zurfi, rawar ba ta niƙa ramin yanke don sauƙaƙe cire guntu guntu.
20. Idan an yi amfani da mariƙin kayan aiki don hakowa, za a iya jujjuya ramin don canza diamita na rami.
21. Lokacin da ake hako ido na bakin karfe, ko kuma lokacin da ake hako idon bakin karfe, dole ne mashin din din din ko cibiyar ya zama karami, in ba haka ba ba za a iya motsa shi ba. Lokacin yin hakowa tare da rawar cobalt, kar a niƙa ramin don guje wa ɓarna a lokacin aikin hakowa.
22. Bisa ga tsari, akwai gaba ɗaya nau'i uku na blanking: daya ga kowane abu, biyu ga kowane abu, da kuma dukan sanda ga abu.
23. Lokacin da ellipse ya bayyana a cikin zaren motar, kayan na iya zama sako-sako. Yi amfani da wukar haƙori don yanke wasu kaɗan.
24. A wasu tsarin da za a iya shigar da shirye-shiryen macro, ana iya amfani da shirye-shiryen macro maimakon hawan keke. Wannan yana adana lambar shirin kuma yana guje wa matsala mai yawa.
25. Idan an yi amfani da rawar motsa jiki don reaming, amma jitter na ramin yana da girma, to, ana iya amfani da rawar ƙasa mai lebur don reaming, amma rawar murɗa dole ne ya zama gajere don ƙara ƙarfi.
26. Idan kun yi rawar jiki kai tsaye tare da rawar jiki a kan na'ura mai hakowa, diamita na ramin na iya bambanta, amma idan girman ramin ya kara girma akan na'ura mai raɗaɗi, kamar yin amfani da rawar 10MM don faɗaɗa ramin akan na'ura, Fadada diamita na rami gabaɗaya yana kusan juriyar waya 3.
27. A cikin ƙaramin rami (ta ramin) na motar, yi ƙoƙarin yin guntuwar ta ci gaba da murɗawa sannan kuma ta fita daga wutsiya. Babban maki na kwakwalwan kwamfuta sune: na farko, matsayi na wuka ya kamata ya zama babba, kuma na biyu, kusurwar da ya dace da wuka, da adadin wuka Kuma adadin ciyarwa, ku tuna cewa wuka ba zai iya zama ƙasa da ƙasa ba ko yana da. sauki karya guntu. Idan kusurwar wuka ta biyu tana da girma, sandar kayan aiki ba za ta makale ba ko da guntu ya karye. Idan kusurwar jujjuyawar ta biyu ta yi ƙanƙanta, kwakwalwan kwamfuta za su matse kayan aiki bayan karya guntu. Sansanin sanda yana da haɗari ga haɗari.
28. Mafi girman ɓangaren giciye na shank a cikin rami, mafi wuya shi ne girgiza wuka. Har ila yau, ana iya haɗa igiyar roba mai ƙarfi a cikin shank saboda ƙaƙƙarfan igiyar roba na iya taka rawar ɗaukar rawar jiki.
29. A cikin rami na jan karfe na mota, tip R na wuka na iya zama babba (R0.4-R0.8), musamman ma lokacin da taper a ƙarƙashin motar, sassan ƙarfe na iya zama ba kome ba, kuma sassan jan karfe za su kasance. a guntu sosai.
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Lokacin aikawa: Nuwamba-10-2019