JP7264236B2 - 三次元造形装置 - Google Patents
三次元造形装置 Download PDFInfo
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- JP7264236B2 JP7264236B2 JP2021512128A JP2021512128A JP7264236B2 JP 7264236 B2 JP7264236 B2 JP 7264236B2 JP 2021512128 A JP2021512128 A JP 2021512128A JP 2021512128 A JP2021512128 A JP 2021512128A JP 7264236 B2 JP7264236 B2 JP 7264236B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/28—Powder bed fusion, e.g. selective laser melting [SLM] or electron beam melting [EBM]
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/30—Platforms or substrates
- B22F12/37—Rotatable
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/40—Radiation means
- B22F12/41—Radiation means characterised by the type, e.g. laser or electron beam
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/141—Processes of additive manufacturing using only solid materials
- B29C64/153—Processes of additive manufacturing using only solid materials using layers of powder being selectively joined, e.g. by selective laser sintering or melting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/227—Driving means
- B29C64/241—Driving means for rotary motion
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/20—Apparatus for additive manufacturing; Details thereof or accessories therefor
- B29C64/245—Platforms or substrates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/386—Data acquisition or data processing for additive manufacturing
- B29C64/393—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y30/00—Apparatus for additive manufacturing; Details thereof or accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y50/00—Data acquisition or data processing for additive manufacturing
- B33Y50/02—Data acquisition or data processing for additive manufacturing for controlling or regulating additive manufacturing processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F12/00—Apparatus or devices specially adapted for additive manufacturing; Auxiliary means for additive manufacturing; Combinations of additive manufacturing apparatus or devices with other processing apparatus or devices
- B22F12/10—Auxiliary heating means
- B22F12/13—Auxiliary heating means to preheat the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
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- Mechanical Engineering (AREA)
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Description
12 テーブル
12a 主面
20 駆動部
21 回転駆動部
22 直線駆動部
30 処理部
31 フィーダ
32 ヒータ
33 ビーム源(照射部)
40,40A,40B 制御部
41 データ取得部
42,42A,42B 領域設定部
42a 中心角調整部
42b 位相差調整部
43 照射位置設定部
44 回転速度調整部
45 照射領域
50,50A,50B 分割領域
51,511,521 第1分割領域
52,512,522 第2分割領域
A 粉末材料
C 回転軸線
L 基準線
M 造形物
R 回転方向
Δθ,Δθ1 第1中心角
Δθ,Δθ2 第2中心角
Δθp 位相差
ω1,ω2,ω3,ω4 回転速度
Claims (3)
- テーブルの主面に供給される粉末材料に対してエネルギビームを照射することにより、三次元の造形物を造形する三次元造形装置であって、
回転軸線を中心として前記テーブルを周方向に回転させる回転駆動部と、
前記回転軸線と交差する前記造形物の断面に対応する、前記テーブルの主面における前記エネルギビームの照射領域を、前記周方向に分割した複数の分割領域を設定する領域設定部と、
前記テーブルの主面に対面し、前記分割領域ごとに前記粉末材料に対して前記エネルギビームを照射する照射部と、
前記テーブルの回転速度を調整する回転速度調整部と、
を備え、
前記複数の分割領域のうちの第1分割領域の単位中心角当たりの面積は、前記複数の分割領域のうちの第2分割領域の単位中心角当たりの面積よりも小さく、
前記回転速度調整部は、前記第1分割領域への前記エネルギビームの照射期間における前記テーブルの回転速度が、前記第2分割領域への前記エネルギビームの照射期間における前記テーブルの回転速度よりも速くなるように調整し、
前記領域設定部は、前記分割領域の最大中心角を、前記テーブルの主面において前記照射部が前記エネルギビームを照射可能な範囲を示す造形エリアに収まる前記分割領域の最大の中心角とした場合に、前記第1分割領域及び前記第2分割領域のそれぞれの中心角を前記最大中心角の半分よりも小さくなるように設定する、三次元造形装置。 - 前記第1分割領域の第1中心角は、前記第2分割領域の第2中心角とは異なる値である、請求項1に記載の三次元造形装置。
- テーブルの主面に供給される粉末材料に対してエネルギビームを照射することにより、三次元の造形物を造形する三次元造形装置であって、
回転軸線を中心として前記テーブルを周方向に回転させる回転駆動部と、
前記回転軸線と交差する前記造形物の断面に対応する、前記テーブルの主面における前記エネルギビームの照射領域を、前記周方向に分割した複数の分割領域を設定する領域設定部と、
前記テーブルの主面に対面し、前記分割領域ごとに前記粉末材料に対して前記エネルギビームを照射する照射部と、
前記テーブルの回転速度を調整する回転速度調整部と、
を備え、
前記複数の分割領域のうちの第1分割領域の単位中心角当たりの面積は、前記複数の分割領域のうちの第2分割領域の単位中心角当たりの面積よりも小さく、
前記回転速度調整部は、前記第1分割領域への前記エネルギビームの照射期間における前記テーブルの回転速度が、前記第2分割領域への前記エネルギビームの照射期間における前記テーブルの回転速度よりも速くなるように調整し、
前記領域設定部は、前記テーブルの主面において前記回転軸線と交差する基準線と、前記周方向において前記第2分割領域の中心角を規定する分割線と、の差を示す回転角である位相差の調整を行う位相差調整部を含み、
前記位相差調整部は、前記調整後の前記第2分割領域の前記位相差を、前記調整前の前記第2分割領域の前記位相差とは異なる値に設定し、
前記位相差調整部による前記調整前後において、前記第2分割領域の中心角は同じ値である、三次元造形装置。
Applications Claiming Priority (3)
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JP2019070690 | 2019-04-02 | ||
JP2019070690 | 2019-04-02 | ||
PCT/JP2020/014648 WO2020203992A1 (ja) | 2019-04-02 | 2020-03-30 | 三次元造形装置 |
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JPWO2020203992A1 JPWO2020203992A1 (ja) | 2020-10-08 |
JP7264236B2 true JP7264236B2 (ja) | 2023-04-25 |
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US (1) | US20220161331A1 (ja) |
EP (1) | EP3950181B1 (ja) |
JP (1) | JP7264236B2 (ja) |
CN (1) | CN113646115B (ja) |
WO (1) | WO2020203992A1 (ja) |
Cited By (1)
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JP7490700B2 (ja) | 2022-03-30 | 2024-05-27 | 本田技研工業株式会社 | 三次元造形方法及び三次元造形装置 |
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SE544890C2 (en) * | 2020-04-17 | 2022-12-20 | Freemelt Ab | Preheating of powder bed |
WO2022158518A1 (ja) * | 2021-01-22 | 2022-07-28 | 学校法人慶應義塾 | 付加製造装置、及び付加製造方法 |
Citations (3)
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JP2005534543A (ja) | 2002-08-02 | 2005-11-17 | イーオーエス ゲゼルシャフト ミット ベシュレンクテル ハフツング イレクトロ オプティカル システムズ | 生成的製造法による三次元物体を製造するためのデバイスおよび方法 |
JP2016074205A (ja) | 2014-10-07 | 2016-05-12 | ゼロックス コーポレイションXerox Corporation | 3次元プリンタを操作して半径方向の速度のばらつきを補償するシステムおよび方法 |
JP2018507957A (ja) | 2014-12-15 | 2018-03-22 | ア−カム アーベー | 付加製造のための改良された方法 |
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JP4296354B2 (ja) * | 2007-10-26 | 2009-07-15 | パナソニック電工株式会社 | 金属粉末焼結部品の製造方法 |
KR101666092B1 (ko) * | 2012-10-16 | 2016-10-13 | 가부시키가이샤 아이에이치아이 | 스러스트 베어링 |
US9468973B2 (en) * | 2013-06-28 | 2016-10-18 | Arcam Ab | Method and apparatus for additive manufacturing |
US11253922B2 (en) * | 2017-05-31 | 2022-02-22 | General Electric Company | Method for real-time simultaneous and calibrated additive and subtractive manufacturing |
US10698386B2 (en) * | 2017-10-18 | 2020-06-30 | General Electric Company | Scan path generation for a rotary additive manufacturing machine |
JP7196918B2 (ja) * | 2018-06-26 | 2022-12-27 | 株式会社Ihi | 三次元造形装置 |
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- 2020-03-30 JP JP2021512128A patent/JP7264236B2/ja active Active
- 2020-03-30 WO PCT/JP2020/014648 patent/WO2020203992A1/ja active Application Filing
- 2020-03-30 EP EP20785008.2A patent/EP3950181B1/en active Active
- 2020-03-30 CN CN202080025800.2A patent/CN113646115B/zh active Active
- 2020-03-30 US US17/600,097 patent/US20220161331A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005534543A (ja) | 2002-08-02 | 2005-11-17 | イーオーエス ゲゼルシャフト ミット ベシュレンクテル ハフツング イレクトロ オプティカル システムズ | 生成的製造法による三次元物体を製造するためのデバイスおよび方法 |
JP2016074205A (ja) | 2014-10-07 | 2016-05-12 | ゼロックス コーポレイションXerox Corporation | 3次元プリンタを操作して半径方向の速度のばらつきを補償するシステムおよび方法 |
JP2018507957A (ja) | 2014-12-15 | 2018-03-22 | ア−カム アーベー | 付加製造のための改良された方法 |
Cited By (1)
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JP7490700B2 (ja) | 2022-03-30 | 2024-05-27 | 本田技研工業株式会社 | 三次元造形方法及び三次元造形装置 |
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Publication number | Publication date |
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WO2020203992A1 (ja) | 2020-10-08 |
EP3950181A1 (en) | 2022-02-09 |
EP3950181B1 (en) | 2024-08-28 |
CN113646115A (zh) | 2021-11-12 |
US20220161331A1 (en) | 2022-05-26 |
CN113646115B (zh) | 2023-09-19 |
JPWO2020203992A1 (ja) | 2020-10-08 |
EP3950181A4 (en) | 2022-12-14 |
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