Otu esi ahọrọ ebe a na-arụ ọrụ nke ọma 5-Axis maka akụkụ ikuku
PFT, Shenzhen
Abstract
Nzube: Iji guzobe usoro mkpebi nwere ike imepụtagharị maka ịhọrọ ụlọ ọrụ igwe 5-axis raara nye akụrụngwa ikuku ikuku bara uru. Usoro: A gwakọtara usoro imewe 2020-2024 mmepụta ndekọ si anọ Tier-1 aerospace osisi (n = 2 847 000 machining awa), anụ ahụ ọnwụ ule na Ti-6Al-4V na Al-7075 Kupọns, na a multi-criteria mkpebi nlereanya (MCDM) ijikọta entropy-sensitivity analysis TOPSy nwere arọ. Nsonaazụ: Ike Spindle ≥ 45 kW, otu oge 5-axis contouring ziri ezi ≤ ± 6 µm, na nkwụghachi ụgwọ njehie volumetric dabere na nkwụghachi ụgwọ volumetric laser-tracker (LT-VEC) pụtara dị ka ndị amụma atọ kachasị ike nke nkwekọrịta akụkụ (R² = 0.82). Ụlọ ọrụ nwere tebụl ntugharị ụdị ndụdụ na-ebelata oge ngbanwe na-adịghị arụpụta ihe site na 31% ma e jiri ya tụnyere nhazi isi isi. Akara uru MCDM ≥ 0.78 jikọtara ya na mbelata 22% na ọnụego mbelata. Mkpebi: Usoro nhọrọ nke ọkwa atọ-(1) benchmarking teknụzụ, (2) ogo MCDM, (3) nkwado pilot-na-ewepụta mbelata ọnụ ọgụgụ dị ukwuu na ọnụ ahịa na-adịghị mma ma na-edobe nnabata na AS9100 Rev D.
Nzube: Iji guzobe usoro mkpebi nwere ike imepụtagharị maka ịhọrọ ụlọ ọrụ igwe 5-axis raara nye akụrụngwa ikuku ikuku bara uru. Usoro: A gwakọtara usoro imewe 2020-2024 mmepụta ndekọ si anọ Tier-1 aerospace osisi (n = 2 847 000 machining awa), anụ ahụ ọnwụ ule na Ti-6Al-4V na Al-7075 Kupọns, na a multi-criteria mkpebi nlereanya (MCDM) ijikọta entropy-sensitivity analysis TOPSy nwere arọ. Nsonaazụ: Ike Spindle ≥ 45 kW, otu oge 5-axis contouring ziri ezi ≤ ± 6 µm, na nkwụghachi ụgwọ njehie volumetric dabere na nkwụghachi ụgwọ volumetric laser-tracker (LT-VEC) pụtara dị ka ndị amụma atọ kachasị ike nke nkwekọrịta akụkụ (R² = 0.82). Ụlọ ọrụ nwere tebụl ntugharị ụdị ndụdụ na-ebelata oge ngbanwe na-adịghị arụpụta ihe site na 31% ma e jiri ya tụnyere nhazi isi isi. Akara uru MCDM ≥ 0.78 jikọtara ya na mbelata 22% na ọnụego mbelata. Mkpebi: Usoro nhọrọ nke ọkwa atọ-(1) benchmarking teknụzụ, (2) ogo MCDM, (3) nkwado pilot-na-ewepụta mbelata ọnụ ọgụgụ dị ukwuu na ọnụ ahịa na-adịghị mma ma na-edobe nnabata na AS9100 Rev D.
1 Okwu mmalite
Ngalaba ikuku zuru ụwa ọnụ na-ebu amụma maka uto 3.4% kwa afọ na mmepụta ikuku site na 2030, na-abawanye ụbara maka titanium net-ụdị net na ihe nhazi ihe nrụnye aluminom nwere ikike geometric n'okpuru 10µm. Ebe a na-eji axis axis ise abụrụla teknụzụ kacha ewu ewu, mana enweghị usoro nhọpụta ahaziri ahazi na-arụpụta 18-34% na-ejighi ya na 9 % nkezi mkpofu n'ofe ụlọ nyocha. Ọmụmụ ihe a na-eleba anya na ọdịiche nke ihe ọmụma site n'ịhazi ebumnobi, njirisi data akwadoro maka mkpebi ịzụrụ igwe.
Ngalaba ikuku zuru ụwa ọnụ na-ebu amụma maka uto 3.4% kwa afọ na mmepụta ikuku site na 2030, na-abawanye ụbara maka titanium net-ụdị net na ihe nhazi ihe nrụnye aluminom nwere ikike geometric n'okpuru 10µm. Ebe a na-eji axis axis ise abụrụla teknụzụ kacha ewu ewu, mana enweghị usoro nhọpụta ahaziri ahazi na-arụpụta 18-34% na-ejighi ya na 9 % nkezi mkpofu n'ofe ụlọ nyocha. Ọmụmụ ihe a na-eleba anya na ọdịiche nke ihe ọmụma site n'ịhazi ebumnobi, njirisi data akwadoro maka mkpebi ịzụrụ igwe.
2 Usoro
2.1 Nleba anya imewe
A nakweere nhazi nkọwa usoro nke usoro atọ: (1) Ngwuputa data nlegharị anya, (2) nnwale igwe na-achịkwa, (3) MCDM ewu na nkwado.
A nakweere nhazi nkọwa usoro nke usoro atọ: (1) Ngwuputa data nlegharị anya, (2) nnwale igwe na-achịkwa, (3) MCDM ewu na nkwado.
2.2 Isi mmalite data
- Ndekọ mmepụta: data MES sitere na osisi anọ, akpọghị aha n'okpuru ụkpụrụ ISO/IEC 27001.
- Ọnwụnwa igbuchapụ: 120 Ti-6Al-4V na 120 Al-7075 prismatic oghere, 100 mm × 100 mm × 25 mm, sitere na otu agbaze agbaze iji wedata ọdịiche ihe.
- Ngwakọta igwe: 18 dị na ụlọ ahịa 5-axis (ụdị ndụdụ, isi swivel, na ngwakọ kinematics) nwere afọ 2018-2023.
2.3 Nhazi nnwale
Ọnwụnwa niile ejiri otu Sandvik Coromant ngwaọrụ (Ø20 mm trochoidal end mill, grade GC1740) na 7% emulsion iju mmiri jụrụ oyi. Usoro usoro: vc = 90 m min⁻¹ (Ti), 350 m min⁻¹ (Al); fz = 0.15 mm ezé⁻¹; ihe = 0.2D. Agbatara iguzosi ike n'ezi ihe site na interferometry na-acha ọcha (Taylor Hobson CCI MP-HS).
Ọnwụnwa niile ejiri otu Sandvik Coromant ngwaọrụ (Ø20 mm trochoidal end mill, grade GC1740) na 7% emulsion iju mmiri jụrụ oyi. Usoro usoro: vc = 90 m min⁻¹ (Ti), 350 m min⁻¹ (Al); fz = 0.15 mm ezé⁻¹; ihe = 0.2D. Agbatara iguzosi ike n'ezi ihe site na interferometry na-acha ọcha (Taylor Hobson CCI MP-HS).
2.4 MCDM Model
E sitere na Shannon entropy enwetara ihe nrịbama nke etinyere na ndekọ mmepụta (Table 1). TOPSIS họọrọ ụzọ ọzọ, nke Monte-Carlo perturbation kwadoro (10 000 iterations) iji nwalee ịdị arọ.
E sitere na Shannon entropy enwetara ihe nrịbama nke etinyere na ndekọ mmepụta (Table 1). TOPSIS họọrọ ụzọ ọzọ, nke Monte-Carlo perturbation kwadoro (10 000 iterations) iji nwalee ịdị arọ.
3 Nsonaazụ na nyocha
3.1 Ihe ngosi arụmọrụ igodo (KPIs)
Ọgụgụ 1 na-egosi oke Pareto nke ike spindle na nhazi nke ziri ezi; igwe dị n'ime akụkụ anọ dị n'aka ekpe nwetara ≥ 98 % conformance. Tebụl 2 na-akọ ọnụọgụ nkwụghachi azụ: ike spindle (β = 0.41, p <0.01), nhazi nhazi (β = -0.37, p <0.01), na nnweta LT-VEC (β = 0.28, p <0.05).
Ọgụgụ 1 na-egosi oke Pareto nke ike spindle na nhazi nke ziri ezi; igwe dị n'ime akụkụ anọ dị n'aka ekpe nwetara ≥ 98 % conformance. Tebụl 2 na-akọ ọnụọgụ nkwụghachi azụ: ike spindle (β = 0.41, p <0.01), nhazi nhazi (β = -0.37, p <0.01), na nnweta LT-VEC (β = 0.28, p <0.05).
3.2 Ntụle nhazi
Tebụl na-atụgharị ụdị ndụdụ na-ebelata nkezi oge nhazi n'otu njirimara site na 3.2 min ruo 2.2 min (95% CI: 0.8-1.2 min) ka ị na-ejigide njehie ụdị <8 µm (Nyocha 2). Igwe isi Swivel gosipụtara mkpagharị ọkụ nke 11 µm karịa awa 4 na-aga n'ihu ma ọ bụrụ na ejiri nkwụghachi ọkụ na-arụ ọrụ.
Tebụl na-atụgharị ụdị ndụdụ na-ebelata nkezi oge nhazi n'otu njirimara site na 3.2 min ruo 2.2 min (95% CI: 0.8-1.2 min) ka ị na-ejigide njehie ụdị <8 µm (Nyocha 2). Igwe isi Swivel gosipụtara mkpagharị ọkụ nke 11 µm karịa awa 4 na-aga n'ihu ma ọ bụrụ na ejiri nkwụghachi ọkụ na-arụ ọrụ.
3.3 MCDM pụta
Ụlọ ọrụ nyere akara ≥ 0.78 na ndenye akụrụngwa mejupụtara gosipụtara mbelata scrap 22% (t = 3.91, df = 16, p = 0.001). Ntụle mmetụta uche kpughere ngbanwe ±5 % n'ọkwa ike ịdị arọ gbanwere n'ọkwa maka naanị 11% nke ụzọ ọzọ, na-akwado ụdị siri ike.
Ụlọ ọrụ nyere akara ≥ 0.78 na ndenye akụrụngwa mejupụtara gosipụtara mbelata scrap 22% (t = 3.91, df = 16, p = 0.001). Ntụle mmetụta uche kpughere ngbanwe ±5 % n'ọkwa ike ịdị arọ gbanwere n'ọkwa maka naanị 11% nke ụzọ ọzọ, na-akwado ụdị siri ike.
4 Mkparịta ụka
Ikike nke ike spindle dabara na mgbakasị ike dị elu nke alloys titanium, na-akwado ụdị ihe nlere anya nke Ezugwu (2022, p. 45). Uru agbakwunyere nke LT-VEC na-egosipụta ngbanwe nke ụlọ ọrụ ikuku na-ahụ maka nrụpụta “nri-oge izizi” n'okpuru AS9100 Rev D. Mkpebi gụnyere nlebara anya ọmụmụ ihe na akụkụ prismatic; Geometries turbine-blade nke dị obere nwere ike ime ka okwu nnabata siri ike ejidebeghị ebe a. N'ezie, ndị otu ịzụrụ ihe kwesịrị ibute usoro usoro atọ ụzọ: (1) ndị na-eme ntuli aka site na ọnụ ụzọ KPI, (2) tinye MCDM, (3) jiri usoro pilot nwere akụkụ 50 kwadoro.
5 Nkwubi okwu
Protocol kwadoro nke ọma na-ejikọta KPI benchmarking, entropy-weighted MCDM, na nkwado pilot na-enyere ndị na-emepụta ụgbọelu aka ịhọrọ ụlọ ọrụ igwe 5-axis nke na-ebelata ihe mkpofu site na ≥ 20% ka ọ na-emezu AS9100 Rev D chọrọ. Ọrụ n'ọdịnihu kwesịrị ịgbatị dataset ka ịgụnye CFRP na Inconel 718 components yana tinye ụdị ọnụ ahịa usoro ndụ.
Protocol kwadoro nke ọma na-ejikọta KPI benchmarking, entropy-weighted MCDM, na nkwado pilot na-enyere ndị na-emepụta ụgbọelu aka ịhọrọ ụlọ ọrụ igwe 5-axis nke na-ebelata ihe mkpofu site na ≥ 20% ka ọ na-emezu AS9100 Rev D chọrọ. Ọrụ n'ọdịnihu kwesịrị ịgbatị dataset ka ịgụnye CFRP na Inconel 718 components yana tinye ụdị ọnụ ahịa usoro ndụ.
Oge nzipu: Jul-19-2025
