JP2017102449A - 直接金属電子写真積層造形方法 - Google Patents
直接金属電子写真積層造形方法 Download PDFInfo
- Publication number
- JP2017102449A JP2017102449A JP2016230734A JP2016230734A JP2017102449A JP 2017102449 A JP2017102449 A JP 2017102449A JP 2016230734 A JP2016230734 A JP 2016230734A JP 2016230734 A JP2016230734 A JP 2016230734A JP 2017102449 A JP2017102449 A JP 2017102449A
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- metal
- charged
- layer
- photoreceptor drum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 88
- 239000002184 metal Substances 0.000 title claims abstract description 88
- 239000000654 additive Substances 0.000 title description 15
- 230000000996 additive effect Effects 0.000 title description 15
- 238000004519 manufacturing process Methods 0.000 title description 15
- 239000000843 powder Substances 0.000 claims abstract description 107
- 108091008695 photoreceptors Proteins 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 52
- 239000002245 particle Substances 0.000 claims abstract description 39
- 238000007639 printing Methods 0.000 claims abstract description 23
- 230000003472 neutralizing effect Effects 0.000 claims abstract description 5
- 238000012546 transfer Methods 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 8
- 230000005670 electromagnetic radiation Effects 0.000 claims description 7
- 230000007935 neutral effect Effects 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 description 7
- 230000006698 induction Effects 0.000 description 7
- 239000000758 substrate Substances 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000008018 melting Effects 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000008646 thermal stress Effects 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000004566 building material Substances 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007712 rapid solidification Methods 0.000 description 1
- 238000000110 selective laser sintering Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/221—Machines other than electrographic copiers, e.g. electrophotographic cameras, electrostatic typewriters
- G03G15/224—Machines for forming tactile or three dimensional images by electrographic means, e.g. braille, 3d printing
-
- 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
- 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
- B22F12/22—Driving means
- B22F12/226—Driving means for rotary motion
-
- 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
- B22F12/38—Housings, e.g. machine housings
-
- 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
-
- 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
- B33Y10/00—Processes of additive manufacturing
-
- 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
- B33Y70/00—Materials specially adapted for additive manufacturing
-
- 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]
-
- 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
- B22F10/70—Recycling
- B22F10/73—Recycling of powder
-
- 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
- B22F12/42—Light-emitting diodes [LED]
-
- 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
- B22F12/60—Planarisation devices; Compression devices
- B22F12/63—Rollers
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
- B22F2003/1054—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding by microwave
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G15/00—Apparatus for electrographic processes using a charge pattern
- G03G15/22—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20
- G03G15/225—Apparatus for electrographic processes using a charge pattern involving the combination of more than one step according to groups G03G13/02 - G03G13/20 using contact-printing
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Powder Metallurgy (AREA)
- Combination Of More Than One Step In Electrophotography (AREA)
- Discharging, Photosensitive Material Shape In Electrophotography (AREA)
- Fixing For Electrophotography (AREA)
- Developing Agents For Electrophotography (AREA)
Abstract
Description
[実施態様1]
回転感光体ドラム(18)の外面(19)を静電荷で帯電させるステップと、
回転感光体ドラム(18)表面の外面(19)の一部の静電荷を中和し、中和部分に対応する層定義部を形成するステップと、
中和部分に対応する回転感光体ドラム(18)の外面(19)に、複数の帯電金属粉体粒子を転送するステップと、
回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送して金属印刷層(66、68)を形成するステップとを備える、3次元加工物を印刷する方法。
[実施態様2]
加工物(70)が帯電固定プラットフォーム(72)上に配置された金属加工物(70)である、実施態様1に記載の方法。
[実施態様3]
回転感光体ドラム(18)が、加工物(70)上を転がり、回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送する、実施態様2に記載の方法。
[実施態様4]
金属印刷層(66、68)を加工物(70)に融着させるステップをさらに備える、実施態様1に記載の方法。
[実施態様5]
金属印刷層(66、68)が、約100MHz〜300GHzの波長を有する電磁放射を用いて加工物(70)に融着される、実施態様4に記載の方法。
[実施態様6]
回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送することに先立って、加工物(70)を予め加熱するステップをさらに備える、実施態様1に記載の方法。
[実施態様7]
加工物(70)が、熱放射によって予め加熱される、実施態様6に記載の方法。
[実施態様8]
1以上のレーザ光を用いて、回転感光体ドラム外面(19)を層定義部に露光させることにより静電荷が中和され、層定義部がコントローラ回路(56)によって提供される、実施態様1に記載の方法。
[実施態様9]
帯電金属粉体粒子が、1以上の帯電粉体ローラ(20、22)から感光体ドラム(18)の外面(19)に渡される、実施態様8に記載の方法。
[実施態様10]
感光体ドラム(18)の外面(19)に帯電金属粉体粒子を渡した後、過剰な粉体を、1以上の電気的に中性の調節可能な粉体スキマーブレード(36、38)を用いて感光体ドラム(18)の外面(19)から除去するステップをさらに備える、実施態様9に記載の方法。
[実施態様11]
1以上の帯電粉体ローラ(20、22)に過剰な粉体を戻して堆積させるステップをさらに備える、実施態様10に記載の方法。
[実施態様12]
1以上の放電灯(42、44)を用いて、感光体ドラム外面(19)から残留荷電を放電するステップと、
感光体ドラム(18)の外面(19)を再帯電させるステップとをさらに備える、実施態様11に記載の方法。
[実施態様13]
固定プラットフォーム(72)上に金属加工物(70)を配置するステップと、
プラットフォーム(72)を帯電させるステップと、
金属加工物(70)を予め加熱するステップと、
回転感光体ドラム(18)を、予め加熱した金属加工物(70)を横切って回転させて、複数の帯電金属粉体粒子を回転感光体ドラム(18)の外面(19)から加工物(70)の外面に転送して金属印刷層(66、68)を形成するステップと、
金属印刷層(66、68)を加工物(70)に融着させるステップとを備える、3次元加工物を印刷する方法。
[実施態様14]
金属印刷層(66、68)が、約100MHz〜300GHzの波長を有する電磁放射を用いて加工物(70)に融着される、実施態様13に記載の方法。
[実施態様15]
加工物(70)が、熱放射を用いて予め加熱される、実施態様13に記載の方法。
[実施態様16]
回転感光体ドラム(18)の外面(19)を静電荷で帯電させるステップと、
回転感光体ドラム(18)表面の外面(19)の一部の静電荷を中和し中和部分に対応する層定義部を形成するステップと、
帯電金属粉体粒子が、中和部分に対応する回転感光体ドラム(18)の外面(19)に配置されるように、層定義部を帯電金属粉体粒子で現像するステップとをさらに備える、実施態様13に記載の方法。
[実施態様17]
1以上のレーザ光を用いて、回転感光体ドラム外面(19)を層定義部に露光することにより静電荷が中和され、層定義部がコントローラ回路(56)によって提供される、実施態様16に記載の方法。
[実施態様18]
帯電金属粉体粒子が、1以上の帯電粉体ローラ(20、22)から感光体ドラム(18)の外面(19)に渡される、実施態様16に記載の方法。
[実施態様19]
感光体ドラム(18)の外面(19)に帯電金属粉体粒子を渡した後、過剰な粉体を、1以上の電気的に中性の調節可能な粉体スキマーブレード(36、38)を用いて感光体ドラム(18)の外面(19)から除去するステップと、
1以上の帯電粉体ローラ(20、22)に過剰な粉体を戻して堆積させるステップとをさらに備える、実施態様18に記載の方法。
[実施態様20]
回転感光体ドラム(18)を、予め加熱した金属加工物(70)を横切って第2の方向に回転させて、第2の複数の帯電金属粉体粒子を回転感光体ドラム(18)の外面(19)から加工物(70)の外面に転送して第2の金属印刷層を形成するステップと、
第2の金属印刷層を加工物(70)に融着させるステップとをさらに備える、回転感光体ドラム(18)が、予め加熱した金属加工物(70)を横切って第1の方向に回転する、実施態様13に記載の方法。
12 移動ハウジング
14 前側ハウジング部
16 後側ハウジング部
18 感光体ドラム
19 ドラム外面
20 前側粉体ローラ
22 後側粉体ローラ
24 前側粉体供給
26 後側粉体供給
28 前側帯電粉体カートリッジ
30 後側帯電粉体カートリッジ
32 前側切断ブレード
34 後側切断ブレード
36 前側粉体スキマー
38 後側粉体スキマー
40 帯電用電極
42 前側放電灯
44 後側放電灯
46 固定ミラー
48 前側走査ミラー
50 後側走査ミラー
52 側方セレクタミラー
54 レーザダイオード
56 コントローラ回路
58 前側マイクロ波エミッタ
60 後側マイクロ波エミッタ
62 前側誘導コイル
64 後側誘導コイル
66 前側印刷層
68 後側印刷層
70 加工物
72 固定プラットフォーム
74 帯電転送電極
76 前側発光ダイオードアレイ
78 後側発光ダイオードアレイ
Claims (10)
- 回転感光体ドラム(18)の外面(19)を静電荷で帯電させるステップと、
回転感光体ドラム(18)表面の外面(19)の一部の静電荷を中和し、中和部分に対応する層定義部を形成するステップと、
中和部分に対応する回転感光体ドラム(18)の外面(19)に、複数の帯電金属粉体粒子を転送するステップと、
回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送して金属印刷層(66、68)を形成するステップとを備える、3次元加工物を印刷する方法。 - 加工物(70)が帯電固定プラットフォーム(72)上に配置された金属加工物であり、回転感光体ドラム(18)が、加工物(70)上を転がり、回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送する、請求項1に記載の方法。
- 金属印刷層(66、68)を、約100MHz〜300GHzの波長を有する電磁放射を用いて加工物(70)に融着するステップを備える、請求項1に記載の方法。
- 回転感光体ドラム(18)の外面(19)から帯電金属粉体粒子を加工物(70)に転送することに先立って、加工物(70)を、熱放射によって予め加熱するステップをさらに備える、請求項1に記載の方法。
- 1以上のレーザ光を用いて、回転感光体ドラム外面(19)を層定義部に露光させることにより静電荷が中和され、層定義部がコントローラ回路(56)によって提供される、請求項1に記載の方法。
- 帯電金属粉体粒子が、1以上の帯電粉体ローラ(20、22)から感光体ドラム(18)の外面(19)に渡される、請求項16に記載の方法。
- 感光体ドラム(18)の外面(19)に帯電金属粉体粒子を渡した後、過剰な粉体を、1以上の電気的に中性の調節可能な粉体スキマーブレード(36、38)を用いて感光体ドラム(18)の外面(19)から除去するステップと、さらに備える、請求項18に記載の方法。
- 1以上の帯電粉体ローラ(20、22)に過剰な粉体を戻して堆積させるステップをさらに備える、請求項18に記載の方法。
- 1以上の放電灯(42、44)を用いて、感光体ドラム外面(19)から残留荷電を放電するステップと、
感光体ドラム(18)の外面(19)を再帯電させるステップとをさらに備える、請求項8に記載の方法。 - 固定プラットフォーム(72)上に金属加工物(70)を配置するステップと、
プラットフォーム(72)を帯電させるステップと、
熱放射を用いて金属加工物(70)を予め加熱するステップと、
回転帯電感光体ドラム(18)を、予め加熱した金属加工物(70)を横切って回転させて、複数の帯電金属粉体粒子を回転感光体ドラム(18)の外面(19)から加工物(70)の外面に転送して金属印刷層(66、68)を形成するステップと、
金属印刷層(66、68)を、約100MHz〜300GHzの波長を有する電磁放射を用いて加工物(70)に融着するステップとを備える、3次元加工物を印刷する方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/956,896 US10150255B2 (en) | 2015-12-02 | 2015-12-02 | Direct metal electrophotography additive manufacturing methods |
US14/956,896 | 2015-12-02 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017102449A true JP2017102449A (ja) | 2017-06-08 |
JP6302532B2 JP6302532B2 (ja) | 2018-03-28 |
Family
ID=57680048
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016230734A Active JP6302532B2 (ja) | 2015-12-02 | 2016-11-29 | 直接金属電子写真積層造形方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10150255B2 (ja) |
EP (1) | EP3176648B1 (ja) |
JP (1) | JP6302532B2 (ja) |
CN (1) | CN107020377B (ja) |
BR (1) | BR102016028241A2 (ja) |
CA (1) | CA2949674C (ja) |
DK (1) | DK3176648T3 (ja) |
ES (1) | ES2903090T3 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108602266B (zh) * | 2016-05-17 | 2020-10-30 | 惠普发展公司有限责任合伙企业 | 具有调谐的融合辐射发射的3d打印机 |
CN108326307A (zh) * | 2017-06-14 | 2018-07-27 | 江苏九钰机械有限公司 | 一种基于金属丝熔融沉积成型的四轴3d打印装置及成型方法 |
DE102017210391A1 (de) * | 2017-06-21 | 2018-12-27 | Siemens Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung eines Werkstückes mittels selektiven Laserschmelzens |
CN109551760B (zh) * | 2017-09-27 | 2021-01-22 | 东台精机股份有限公司 | 滚动式三维打印装置及其操作方法 |
US10682703B2 (en) * | 2017-11-07 | 2020-06-16 | Aaron Roni Shafir | Systems and methods for delivering materials for printing three dimensional (3D) objects |
DE102017219795A1 (de) * | 2017-11-08 | 2019-05-09 | Robert Bosch Gmbh | Vorrichtung und Verfahren zum generativen Fertigen eines sich aus einer Vielzahl von Querschnitten zusammensetzenden Objekts sowie dreidimensionales Objekt |
WO2019236104A1 (en) | 2018-06-08 | 2019-12-12 | Hewlett-Packard Development Company, L.P. | Powder layer former |
DE102018211939A1 (de) | 2018-07-18 | 2020-01-23 | Robert Bosch Gmbh | Verfahren zur Herstellung eines Bauteils und Fertigungsvorrichtung |
KR102316641B1 (ko) * | 2018-12-04 | 2021-10-25 | 사쿠 코포레이션 | 전자 사진식 다수의-물질의 3d 프린터 |
DE102019119113A1 (de) * | 2019-07-15 | 2021-01-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren und Vorrichtung zum Auftrag von Pulver für die additive Fertigung |
JP7367575B2 (ja) * | 2020-03-18 | 2023-10-24 | 株式会社リコー | 立体造形物製造装置および立体造形物の製造方法 |
GB2624851A (en) * | 2022-11-22 | 2024-06-05 | Stratasys Powder Production Ltd | Apparatus for layerwise manufacture of 3D objects and method of operation |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10207194A (ja) * | 1997-01-24 | 1998-08-07 | Fuji Xerox Co Ltd | 積層造形方法及び積層造形装置 |
JPH10265804A (ja) * | 1997-03-25 | 1998-10-06 | Toyota Motor Corp | 金属製成形体およびその製造方法 |
JPH10307455A (ja) * | 1997-03-05 | 1998-11-17 | Canon Inc | 画像形成装置 |
JPH1170586A (ja) * | 1997-06-30 | 1999-03-16 | Huels Ag | 三次元物体を層状で製造する方法及び装置 |
US6066285A (en) * | 1997-12-12 | 2000-05-23 | University Of Florida | Solid freeform fabrication using power deposition |
JP2002347129A (ja) * | 2001-05-25 | 2002-12-04 | Konica Corp | 立体造形装置および立体造形方法 |
JP2003268465A (ja) * | 2002-03-12 | 2003-09-25 | Daido Metal Co Ltd | 銅系焼結軸受材料の製造方法 |
JP2009054832A (ja) * | 2007-08-28 | 2009-03-12 | Daiken Kagaku Kogyo Kk | 積層パターン形成方法とその形成装置、積層体、電子回路部品及び多層回路基板の製造方法 |
US20130077996A1 (en) * | 2011-09-23 | 2013-03-28 | Stratasys, Inc. | Electrophotography-based additive manufacturing system with reciprocating operation |
US20140021171A1 (en) * | 2011-03-24 | 2014-01-23 | Fundacio Privada Ascamm | Method and devices for solid structure formation by localized microwaves |
WO2015091826A1 (de) * | 2013-12-20 | 2015-06-25 | Dominique Paetz | Generative fertigungseinrichtung und verfahren zum betrieb einer solchen |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54144203A (en) * | 1978-05-01 | 1979-11-10 | Fuji Yakuhin Kogyo Kk | Method of making flat printing plate |
JP4324120B2 (ja) * | 2005-02-18 | 2009-09-02 | キヤノン株式会社 | 磁性トナー |
EP1963038A4 (en) | 2005-12-20 | 2010-05-26 | Sinvent As | METHOD AND DEVICE FOR FASTENING IN LAYERS |
JP2013076997A (ja) * | 2011-09-15 | 2013-04-25 | Ricoh Co Ltd | 電子写真画像形成用トナー、電子写真画像形成用トナーの製造方法、画像形成方法、及びプロセスカートリッジ |
US8488994B2 (en) | 2011-09-23 | 2013-07-16 | Stratasys, Inc. | Electrophotography-based additive manufacturing system with transfer-medium service loops |
US9023566B2 (en) | 2013-07-17 | 2015-05-05 | Stratasys, Inc. | ABS part material for electrophotography-based additive manufacturing |
EP3022608B1 (en) | 2013-07-17 | 2019-05-15 | Stratasys, Inc. | Semi-crystalline consumable materials for electrophotography-based additive manufacturing system |
US20150024317A1 (en) | 2013-07-17 | 2015-01-22 | Stratasys, Inc. | High-Performance Consumable Materials for Electrophotography-Based Additive Manufacturing |
US9029058B2 (en) | 2013-07-17 | 2015-05-12 | Stratasys, Inc. | Soluble support material for electrophotography-based additive manufacturing |
US9144940B2 (en) | 2013-07-17 | 2015-09-29 | Stratasys, Inc. | Method for printing 3D parts and support structures with electrophotography-based additive manufacturing |
US9523934B2 (en) | 2013-07-17 | 2016-12-20 | Stratasys, Inc. | Engineering-grade consumable materials for electrophotography-based additive manufacturing |
GB201317974D0 (en) | 2013-09-19 | 2013-11-27 | Materialise Nv | System and method for calibrating a laser scanning system |
US20150273582A1 (en) | 2014-04-01 | 2015-10-01 | Stratasys, Inc. | System and Method for Printing Three-Dimensional Parts with Magnetic Support Media |
US9134685B1 (en) | 2014-11-10 | 2015-09-15 | Kabushiki Kaisha Toshiba | Image forming apparatus and image forming method |
US9566647B1 (en) | 2015-12-02 | 2017-02-14 | General Electric Company | Direct metal electrophotography additive manufacturing machine |
-
2015
- 2015-12-02 US US14/956,896 patent/US10150255B2/en active Active
-
2016
- 2016-11-22 CA CA2949674A patent/CA2949674C/en active Active
- 2016-11-29 JP JP2016230734A patent/JP6302532B2/ja active Active
- 2016-11-29 DK DK16201015.1T patent/DK3176648T3/da active
- 2016-11-29 ES ES16201015T patent/ES2903090T3/es active Active
- 2016-11-29 EP EP16201015.1A patent/EP3176648B1/en active Active
- 2016-12-01 BR BR102016028241-1A patent/BR102016028241A2/pt active Search and Examination
- 2016-12-02 CN CN201611095776.1A patent/CN107020377B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10207194A (ja) * | 1997-01-24 | 1998-08-07 | Fuji Xerox Co Ltd | 積層造形方法及び積層造形装置 |
JPH10307455A (ja) * | 1997-03-05 | 1998-11-17 | Canon Inc | 画像形成装置 |
JPH10265804A (ja) * | 1997-03-25 | 1998-10-06 | Toyota Motor Corp | 金属製成形体およびその製造方法 |
JPH1170586A (ja) * | 1997-06-30 | 1999-03-16 | Huels Ag | 三次元物体を層状で製造する方法及び装置 |
US6066285A (en) * | 1997-12-12 | 2000-05-23 | University Of Florida | Solid freeform fabrication using power deposition |
JP2002347129A (ja) * | 2001-05-25 | 2002-12-04 | Konica Corp | 立体造形装置および立体造形方法 |
JP2003268465A (ja) * | 2002-03-12 | 2003-09-25 | Daido Metal Co Ltd | 銅系焼結軸受材料の製造方法 |
JP2009054832A (ja) * | 2007-08-28 | 2009-03-12 | Daiken Kagaku Kogyo Kk | 積層パターン形成方法とその形成装置、積層体、電子回路部品及び多層回路基板の製造方法 |
US20140021171A1 (en) * | 2011-03-24 | 2014-01-23 | Fundacio Privada Ascamm | Method and devices for solid structure formation by localized microwaves |
US20130077996A1 (en) * | 2011-09-23 | 2013-03-28 | Stratasys, Inc. | Electrophotography-based additive manufacturing system with reciprocating operation |
WO2015091826A1 (de) * | 2013-12-20 | 2015-06-25 | Dominique Paetz | Generative fertigungseinrichtung und verfahren zum betrieb einer solchen |
Also Published As
Publication number | Publication date |
---|---|
US10150255B2 (en) | 2018-12-11 |
CN107020377B (zh) | 2019-11-12 |
JP6302532B2 (ja) | 2018-03-28 |
EP3176648A1 (en) | 2017-06-07 |
EP3176648B1 (en) | 2021-12-29 |
ES2903090T3 (es) | 2022-03-31 |
US20170157849A1 (en) | 2017-06-08 |
CA2949674A1 (en) | 2017-06-02 |
DK3176648T3 (da) | 2022-03-21 |
CN107020377A (zh) | 2017-08-08 |
CA2949674C (en) | 2021-01-26 |
BR102016028241A2 (pt) | 2017-12-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6302532B2 (ja) | 直接金属電子写真積層造形方法 | |
JP6475685B2 (ja) | 直接金属電子写真積層造形機 | |
US10105902B2 (en) | Electrophotography-based additive manufacturing with part molding | |
US8879957B2 (en) | Electrophotography-based additive manufacturing system with reciprocating operation | |
EP1735133B1 (en) | Apparatus and method for three dimensional printing using imaged layers | |
US20120231175A1 (en) | Process for building three-dimensional objects | |
JP6789169B2 (ja) | レーザ溶融を使用するハイブリッド静電3dプリンタ | |
US20170291362A1 (en) | Printing 3d parts with controlled surface finish | |
JPH08511217A (ja) | 電子写真、イオノグラフィ法又は同様の方法により三次元対象物を構築する装置及び方法 | |
US10112379B2 (en) | Large format electrophotographic 3D printer | |
US11934129B2 (en) | Additive manufacturing system and method with improved surface finish | |
US11993006B2 (en) | Selective deposition-based additive manufacturing device and method of printing 3D parts with semi-crystalline materials | |
EP3993988A1 (en) | Selective layer deposition based additive manufacturing system using laser nip heating | |
US11161309B2 (en) | Electrophotography-based 3D printing with improved layer uniformity | |
WO2023192591A1 (en) | Additive manufacturing materials and methods with improved color | |
WO2023137179A1 (en) | Additive manufacturing system and method with smooth surface |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20170913 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20170919 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20171215 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20180213 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20180302 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6302532 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |