3Dプリンタで作るコネクテッドバイシクルの話 BPStudy #104

by Mitsukuni Sato

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3DϓϦϯλͰ࡞Δ ίωΫςουόΠγΫϧ ͷ࿩ Mitsukuni Sato

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୭ʁ • ࠤ౻ޫࠃ aka @key3 • झຯ͸ࣗసंɺϞʔλʔαΠΫϧɺϏʔϧɻ • ϑϦʔϥϯεͷWebΞϓϦέʔγϣϯɺiOS ΞϓϦέʔγϣϯσϕϩούɻ • ͝ԑ͕͋Γ·ͯ͠ɺݱࡏ͸ࣗసंͱࣗసं޲ ͚ͷ੡඼։ൃۀ຿͕ϝΠϯɻDMM.make AKIBA͔Cerevoʹ͍ͯɺஉͷࢠͷເΛ׎͑Δ ࢓ࣄΛ͍ͯ͠·͢ɻ

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ΤϯδχΞืूʂ • CerevoͰ͸΢ΣϒΞϓϦσϕϩούɺ ϞόΠϧΞϓϦσϕϩούΛืू͍ͯ͠ ·͢ʂʢ΅͘ͷ࢓ࣄΛख఻ͬͯʂʣ • ίωΫςουσόΠεʹඞཁෆՄܽͳਓ ࡐɻ…ͳͷͰ͕͢ɺ૊ࠐϋʔυͱ΢Σϒ ͷੈքʹେ͖ͳִͨΓ͕͋Γɺਓ͕དྷͳ ͍ͷͰڵຯ࣋ͬͨΒ੠͔͚͍ͯͩ͘͞ɻ • http://www.cerevo.com/ja/recruit.html

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ࠓ೔͓࿩͢Δ͜ͱ • ͓͜ͱΘΓ • 3DϓϦϯτͳࣗసंͷ࿩ • ϋʔυ΢ΣΞ։ൃͷ࿩

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͓͜ͱΘΓ

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• ιϑτ΢ΣΞΤϯδχΞతࢹ఺Ͱ3DϓϦϯλ΍ ϋʔυ΢ΣΞσόΠε։ൃͷੈքΛΏΔ;Θʹ͝঺ հ͠·͢ʢಥͬࠐΜͩ࿩ʹ͸͋·Γ͓౴͑Ͱ͖ͳ͍ ͔΋…ʣɻ • ͍ͭͰ΋࣭໰͍ͯͩ͘͠͞ʂ

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3DϓϦϯλͱ ࣗసंͷ࿩

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Cerevo ORBITREC • CerevoࣾͰ։ൃதͷۚଐ3DϓϦϯλΛར༻ͨ͠ੈքॳ ͷϩʔυϨʔαʔ༻ϑϨʔϜɻ • ૉࡐ͸3DϓϦϯτ੡ͷϥά+ΧʔϘϯɻ • ηϯαϞδϡʔϧΛ౥ࡌ͠ɺεϚʔτϑΥϯͷ3Gωο τϫʔΫΛ௨ͯ͡Πϯλʔωοτʹܨ͕Γ·͢ɻ • CES 2016 Fitness and sport, biotech෦໳ͰΠϊϕʔ γϣϯΞϫʔυΛड৆

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3DϓϦϯλͬͯʁ • ҹ࡮෺Ͱ͸ͳ͘଄ܗ෺ʢϞϊʣΛ࡞ΔͨΊͷϓϦϯ λʔɻ • ϥϐουϓϩτλΠϐϯάʹ࢖͏͜ͱ͕ଟ͍ɻ • ͍͔ͭ͘ͷ଄ܗํࣜʢʹ࡞Γํʣ͕͋Δɻ by Tod Kurt

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଄ܗํࣜ ೤༥ղ ϑΟϥϝϯτʢथࢷ͕ඥঢ়ʹͳ͍ͬͯΔࡐྉʣΛ༹͔ͯ͠ ੵΈॏͶͯܗΛ࡞Γ·͢ɻΑ͋͘Δ΍ͭɻ ޫ଄ܗ ࢵ֎ઢͰߗԽ͢ΔथࢷΛ࢖͍ɺࢵ֎ઢΛরࣹͯ͠ܗΛ࡞Γ ·͢ɻਫ਼౓͕ߴ͍ͷ͕ಛ௃ɻ ค຤ম݁ ค຤ΛϨʔβʔͰ༹͔ͯ͠ম݁ͤͯ͞ܗΛ࡞Γ·͢ɻૉࡐ ʹۚଐΛ࢖༻͢Δ͜ͱ͕Ͱ͖ͯڧ౓΋ߴ͍ɻ

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ค຤ম݁ੵ૚଄ܗ • SLS=Selective Laser Sintering • ۚଐͷค຤Λۉ͠ɺϨʔβʔΛরࣹͯ͠Ճ೤ɺম݁ ͤ͞Δ଄ܗ๏ɻ • νλχ΢ϜɺΞϧϛɺεςϯϨεɺಔͳͲͷग़ྗ͕ Մೳɻ

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https://commons.wikimedia.org/wiki/File:Selective_laser_melting_system_schematic.jpg

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https://commons.wikimedia.org/wiki/File:Selective_laser_melting_system_schematic.jpg

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ࣗసंͷߏ଄ ϞϊίοΫ ࣗసंશମΛ਺ϐʔεʹ෼͚ͯ઀ணͯ͠઀߹͢Δߏ଄ɻ ϑϨʔϜશମͷۚܕ͕ඞཁͰίετ͕ߴ͘ɺόϦΤʔ γϣϯΛ૿΍ͮ͠Β͍ɻ ϥάϨε ύΠϓؒΛ௚઀઀߹͢Δߏ଄ʢܧ͗खΛ࢖Θͳ͍ʣɻ ϩ΢෇͚·ͨ͸༹઀ʹΑΓ઀߹͢ΔͨΊਓख͕ඞཁɻ ϥά ʮܧ͗खʯΛར༻ͯ͠ύΠϓؒΛ઀߹͢Δߏ଄ɻϩ΢ ෇͚ͷ΄͔ɺ઀ணͰߏ଄Λ࡞Δ͜ͱ΋ग़དྷΔɻ

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by Hugger Industries ϞϊίοΫߏ଄

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ϥάϨεߏ଄

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by Evershed Mattingly ϥάߏ଄

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ϑϨʔϜαΠζͷࣗ༝౓ ૊Έཱͯ࣌ͷखؒ ϞϊίοΫ ؆୯ େม ߴ͍ ௿͍ ϥάϨε ϥά

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ϑϨʔϜͷલఏͱཁ݅ • େྔੜ࢈͸͠ͳ͍ • ߴ͍ڧ౓ͱઃܭͷࣗ༝౓ • ଐਓੑͷഉআ • 3DϓϦϯλͰۚଐϥάΛ࡞ΕΔͷͰ͸ʁ

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ϥάΛ࢖͏ͱ͜Ζ by Randi Triadi

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ΧʔϘϯνϡʔϒΛ ϥάͰ઀ணͯ͠ΈΑ͏

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ैདྷͷϥά • ʮܕʯΛ࢖༻ͯ͠੡଄ͨΊαΠζɺ֯ ౓͕ݻఆ͞Ε͍ͯΔʢϩετϫοΫε ੡๏ͳͲʣɻ • ϑϨʔϜΛ૊ΈཱͯΔࡍʹ৬ਓ͞Μ͕ ࡟ͬͯௐ੔ɻ

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ORBITRECͷϥά • Ti64ʢνλχ΢Ϝ߹ۚʣΛ࢖ ༻ͯ͠ϥάΛ੡଄ɻ • αΠζɺ֯౓ɺҙঊͷઃܭࣗ ༝౓͕ߴ͍ɻ

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Ͱ͖ͨ

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• ࡞ۀ͸΄΅σεΫϫʔΫ • ෦ࡐΛϠεϦͰ੔͑ͯɺચড়ͯ͠઀ணࡎΛృΔ • ࣏۩ʹݻఆͯ͠ቕΊࠐΉ • ؾ෼తʹϛχ࢛ۦͱ͔Ψϯϓϥ͘Β͍ͷ೉қ౓

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଄ܗ ૊Έཱͯ ߗԽ ׬ྃ 80H 8H (ख࡞ۀ) 24H ख࡞ۀ޻਺͸8࣌ؒ ෦ࡐ͑͋͞Ε͹2೔Ͱ׬੒

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ϑϨʔϜαΠζͷࣗ༝౓ ૊Έཱͯ࣌ͷखؒ ϞϊίοΫ ؆୯ େม ߴ͍ ௿͍ ϥάϨε ϥά 3DϓϦϯτ

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඼࣭؅ཧ

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෦ࡐઃܭ ๏Ҋઃܭ ଄ܗ ݕࠪ • ෦ࡐͷઃܭΛߦ͏ɻ • 3DϓϦϯλͰͷ੡ ଄ํΛݕ౼ʢ๏Ҋʣ • ଄ܗͰ͖ͳ͍෦඼ ͸ઃܭมߋɻ • όονδϣϒͷ؂ ࢹ • ҾͬுͬͨΓͶͬ͡ ͨΓ • εήʔݟͨΓ ग़ՙ • τϨʔαϏϦςΟ ͷ֬อ

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• ํҊݕ౼ • ෺ཧతʹແཧͳ଄ܗͰ͸ ͳ͍͔ɺ࿪·ͳ͍͔ɺα ϙʔτ͸औΓআ͚Δ͔ • όονϩά؂ࢹʢϓϦϯτ ॲཧͷ୯Ґ͸ʮόονʯʣ • ࡐྉ੾ΕɺΨε੾ΕɺϨʔ βʔग़ྗෆྑɺಈը • ݕ඼ • Xઢݕࠪɺ෺ੑɺڧ౓ࢼ ݧɺੇ๏֬ೝ • τϨʔαϏϦςΟ • ଄ܗ෺ʹࢼݧยΛؚΊΔ ※ڠྗձࣾͷड͚ചΓͰ͢

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ྑ͋͘Δޡղ • खܰʹ࡞ΕΔΜͰ͠ΐʁ • ਫ਼౓ѱ͍ΜͰ͠ΐʁ • ڧ౓ͳ͍ΜͰ͠ΐʁ

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खܰʹ࡞ΕΔΜͰ͠ΐʁ • ͲͪΒ͔ͱݴ͑͹No • 3DϓϦϯλͷಛੑʹ߹Θͤͨઃܭ͕ඞཁͰ͢ɻ • ϓϦϯτͮ͠Β͍ઃܭ͸଄ܗ๏ҊͰٵऩ͢Δඞཁ͕ ͋Γ·͢ɻແཧͳઃܭ͸าཹ·Γ͕མͪ·͢ɻ • झຯͰ༡ͿϨϕϧͰ͋Ε͹ʮDMM.make 3DϓϦϯ τʯͳͲͷαʔϏεΛ࢖͏ͱྑ͍ͱࢥ͍·͢ɻ

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ਫ਼౓ѱ͍ΜͰ͠ΐʁ • No • ࣗసंͷϥάʹٻΊΒΕΔਫ਼౓͸ग़·͢ɻ • ෦ࡐઃܭɺ๏Ҋʹ໰୊͕ͳ͚Ε͹ɺ0.1mmఔ౓ͷਫ਼ ౓Ͱ଄ܗ͢Δ͜ͱ͕Ͱ͖·͢ɻ • ΑΓਫ਼౓͕ඞཁͰ͋Ε͹੾࡟͠·͢ɻ

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ڧ౓ͳ͍ΜͰ͠ΐʁ • No • 3DϓϦϯτͨ͠Ti64ͷ෦ࡐ͸ɺҾுڧ౓ɺ߱෬ڧ ౓ͱ΋ʹSAE4130ͷ1.5ഒ͍ۙڧ౓͕͋Γ·͢ɻ Ҿுڧ౓ ߱෬ڧ౓ Ti64 930Mpa 860Mpa SAE4130 590-760Mpa 480-590Mpa ΫϩϜϞϦϒσϯ߯ (Wikipedia) http://j3d.jp/wp-content/uploads/2014/06/4579949eff3067c40ecc6181d7ff5c73.pdf

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ιϑτ΢ΣΞΤϯδχΞ͔Β ݟͨ3DϓϦϯλʔ • σδλϧσʔλͰ؅ཧͰ͖ͯศར • PythonͰ֦ுՄೳͰ͖Δʂ (Rhinoceros, SketchUp౳) • GithubͰϓϨϏϡʔՄೳʢSTLϑΝΠϧʣ • σεΫϫʔΫͰ׬݁Ͱ͖ΔมΘͬͨϞϊͮ͘Γͷੈք

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ϋʔυ΢ΣΞ։ൃͷ࿩

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• ORBITREC಺ଂϋʔυ΢ΣΞ։ൃͷ࿩ɻ • ίϯηϓτ͸”Intelligence in Motion” • ηϯα౥ࡌͷϩΨʔσόΠεͰ͋Γɺࣗసंͷ੍ޚ σόΠεͰ͋ΓɺࣗసंͱΠϯλʔωοτΛ઀ଓ͢ ΔσόΠεɻ

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એ఻ • ֎෇͚൛ͷηϯασόΠεΛ+StyleͷΫϥ΢υϑΝ ϯσΟϯάʹొ࿥தɻ • ྑ͔ͬͨΒΑΖ͓͘͠ئ͍͠·͢ɻ • https://plusstyle.jp/funding/item?id=6

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࡞ͬͯΔਓ / ମ੍ ૊ࠐιϑτ ిؾઃܭ ϝΧઃܭ ΢ΣϒΞϓϦ PM / ϞόΠϧΞϓϦ @ryochack @niccolli @key3 - -

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γεςϜߏ੒ σόΠε ΞϓϦ ΢Σϒ ࣗసं ͦͷଞϢʔβ BLE HTTP ෼ੳόοΫΤϯυ ৭ʑ HTTP

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։ൃϓϩηε

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ݪཧࢼ࡞ ྔ࢈ EVT (ධՁࢼݧ) PVT (ྔ࢈ࢼ࡞) DVT (ઃܭ֬ೝ) Ұൠత͔Ͳ͏͔͸෼͔Γ·ͤΜɻ ͋͘·ͰCerevoͷ΅͘ͷνʔϜͷ࿩ɻ

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ݪཧࢼ࡞ • ͍ΘΏΔϓϩτλΠϐϯάɻ • ͜ͷϋʔυͬͯͪΌΜͱಈ͘ Μ͚ͩͬʁΛ֬ೝɻΞϧΰϦ ζϜ΋͋Ε͹ݕূɻೝূपΓ ͷݕ౼ͳͲͳͲɻ • ධՁϘʔυ: Intel Edison • ݴޠ: Python

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EVT • ධՁϘʔυͷ੡࡞ɻݕ౼ͯ͠ ͍ΔϖϦϑΣϥϧʢϚΠίϯ ΍ηϯαྨ΍֎෦IOʣΛ౥ࡌ ͨ͠ج൘Λى͜͢ɻ • ੡඼ͷجૅతͳϩδοΫͷ࣮ ૷ɻ • ݴޠ: C

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EVT2 • ධՁϘʔυΛΊͬͪΌվ଄ͯ͠ɺΊͬ ͪΌࣗసंʹ৐Δɻ • ࣗసंʹ౥ࡌ͢ΔͨΊͷεςʔ΋ݕ౼ ʢ3DϓϦϯλʣɻ • ೤ͷӨڹɺηϯα஋ɺಈ࡞࣌ؒɺಈ࡞ ଎౓ͳͲͳͲɺશମతͳಈ࡞ʹ໰୊ͳ ͍͔ݟΔɻ͏·͘ಈ͔ͳ͍෦඼͕͋ͬ ͨΒަ׵ɻ • ฏߦͯ͠ΞϓϦɺ΢Σϒͷ։ൃɺᝑମ ͷઃܭɻ

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DVT • ྔ࢈લఏΛ૝ఆͨ͠ج൘ͱᝑ ମࢼ࡞ɻ • ྔ࢈޻৔΋ܾΊʹߦ͘ɻ • ೝূ௨ͨ͠Γɺڧ౓΍ਫີͷ ࢼݧΛ࣮ࢪ͢Δɻ • ͻͨ͢ΒϑΟʔϧυςετɻ

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PVT • ੡඼૬౰ͷϋʔυ΢ΣΞɺύοέʔδͰɺྔ࢈޻ఔ ͷ֬ೝɻ • ੡଄޻ఔͷ֬ೝ

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େมͳ͜ͱʢσόΠεฤʣ • L/Tʢ෦ࡐೲظʣ௕͍ɻεϚϗΛ ങ͖ͬͯͨΓɺΫϥ΢υͰΠϯ ελϯε্ཱͪ͛Δͷͱҧ͏ɻ • ϋʔυ͕ͳ͍ͱιϑτ͕ॻ͚ͳ ͍ɺιϑτ͕ͳ͍ͱϋʔυ͕ݕ ূͰ͖ͳ͍ͱ͍͏ܲཛ໰୊ɻ • ΍Δ͜ͱͨ͘͞Μɻ • આ໌ॻͷ࡞੒ɺശͷઃܭ΍੡ ଄ɺαϙʔτपΓͷ഑ྀɺೝ ূखଓ͖ɻ • Ϛγϯύϫʔ͕ͳ͍ • Linux BoxΈ͍ͨʹֶशػճ ͢ͱ͔ͭΒ͍ɻ৴߸ॲཧ΋Ϟ ϊʹΑͬͯ͸ͭΒ͍ɻ • όοςϦ໰୊ • ᩵୔ʹϋʔυΛ࢖͏ͱόος ϦΛফඅ͢Δɻলిνοϓͷ બఆɺΞΠυϧ࣌ؒͷઃఆͳ ͲɺলిྗԽΛߟྀɻ

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େมͳ͜ͱʢᝑମฤʣ • 3DϓϦϯτͱۚܕ଄ܗͰ͸࡞ ΕΔܗ͕ҧ͏ɻ • ๷ਫ͍͚ͨ͠Ͳ݀Λ։͚͍ͨɻ র౓ηϯαͷಋޫɺεΠονɺ ϒβʔɺॆిϙʔτɺେؾѹɺ େؾԹ౓ɺ࣪౓ɻ • ڧ౓ෆ଍ɻৼಈࢼݧ͢Δͱᝑ ମ͕ಈ͘ɺऽΔͱϞήΔɻ • ݕূ • ి࣓೾ɺ੩ిؾɺਫີɺ؀ ڥɺΞϧΰϦζϜɻ • ϋʔυ΢ΣΞΛ੡଄ͨ͠Β໭ Εͳ͍ • શ෦ͷϖϦϑΣϥϧΛ࢖ͬ ͨςετ͸ඞਢɻϋʔυ͕ ͪΌΜͱಈ͍͍ͯΕ͹ɺ͋ ͱ͸OTAͰؤுΕΔɺ͔ ΋ɻ

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େมͳ͜ͱʢiOSฤʣ • ࣮ػ֬ೝ͕ඞཁɻBLE͸࣮ػ͡Όͳ͍ͱ֬ೝͰ͖ͳ ͍ɻ • ͻͨ͢ΒόΠφϦૢ࡞ʢBLEϖΠϩʔυ͸20bytes ఔ౓ʣ • σόΠεɺΞϓϦɺͲͪΒ͕ؒҧ͍ͬͯΔͷ͔੾Γ ෼͚໰୊ɻϑΝʔϜ΢ΣΞͷਓʹෛ୲͕͔͔Γ͕ͪɻ