JPS61154815A - Apparatus for forming three-dimensional item - Google Patents
Apparatus for forming three-dimensional itemInfo
- Publication number
- JPS61154815A JPS61154815A JP59276505A JP27650584A JPS61154815A JP S61154815 A JPS61154815 A JP S61154815A JP 59276505 A JP59276505 A JP 59276505A JP 27650584 A JP27650584 A JP 27650584A JP S61154815 A JPS61154815 A JP S61154815A
- Authority
- JP
- Japan
- Prior art keywords
- light
- piston
- dimensional
- space
- dimensional object
- 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.)
- Pending
Links
Classifications
-
- 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
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
Abstract
Description
【発明の詳細な説明】
（産業上の利用分骨）
本発明は、三次元形状物形成装置に関し、更に詳細には
検光硬化性樹脂を用いて、あらゆる形態の工業製品１部
品、試作品、成形型材、地域開発模型、環境模型、建築
物模型、地下構造模型、医学、生物学模型、芸術的造形
物、立体的プレゼンテーション等の三次元形状物を形成
する三次元形状物形成装置に１する・
（従来の技術）
上記したような三次元形状物を形成する装置としては、
例えば特開昭３ｇ−２／／ＩＩ／３号公報に記載された
立体模型製造装置が知られている。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application) The present invention relates to a three-dimensional object forming device, and more specifically, the present invention relates to an apparatus for forming a three-dimensional object, and more specifically, it uses a photocurable resin to form a single part of an industrial product of any form, a prototype. 1 for three-dimensional object forming equipment that forms three-dimensional objects such as molding materials, regional development models, environmental models, building models, underground structure models, medical and biological models, artistic objects, and three-dimensional presentations. (Prior art) As an apparatus for forming a three-dimensional object as described above,
For example, a three-dimensional model manufacturing apparatus is known, which is described in Japanese Patent Application Laid-open No. 3G-2//II/3.
この立体模型製造装置は、ターンテーブルと、このター
ンテーブル上の任意の位置に先端のヘッドを移動させ得
る人工腕とを備え、上記ヘッドには短時間に固化する成
形剤を噴出するノズル及びその成形剤を所要形状に成形
する多数の出没可能な成形ビンを設け、人工ヘッドの位
置決め、上記ノズルからの成形剤の噴出、各成形ビンの
突出量、及ヒｆｉ−：／テーブルの回転を制御する＝ｚ
ｙ）ｏ−ラな、コン一二−タの出力により製造されるも
のとして構成し１以上の構成において、空気中への噴出
後に短時間で固化する成形剤をターンテーブルの回転と
の関連において人工腕のノズルから噴出させるとともに
、その成形剤が完全に固化しないうちに人工腕の先端の
突出長さが制御された成形ビンで所要高さに掻きならす
ことにより逐次成形を行ない、それを継続することによ
りコン一二一タの内部で設計した立体図形を模型として
製造できるようになっている。This three-dimensional model manufacturing device is equipped with a turntable and an artificial arm capable of moving a head at the tip to an arbitrary position on the turntable, and the head has a nozzle that spouts a molding agent that hardens in a short time and a A large number of retractable molding bottles are provided to mold the molding agent into a desired shape, and the positioning of the artificial head, the ejection of the molding agent from the nozzle, the amount of protrusion of each molding bottle, and the rotation of the table are controlled. do=z
y) In one or more configurations, the molding agent solidifies in a short time after being ejected into the air, in relation to the rotation of the turntable. The molding agent is ejected from the nozzle of the artificial arm, and before the molding agent has completely solidified, it is scraped to the desired height with a molding bottle whose protruding length at the tip of the artificial arm is controlled, thereby performing sequential molding and continuing. By doing this, it is now possible to manufacture a three-dimensional figure designed inside the computer as a model.
（発明の目的）
本発明は、上記特許公開公報に記載された装置とは全く
異なった形式の三次元形状物形成装置を提供することを
目的とするものである。(Object of the Invention) An object of the present invention is to provide a three-dimensional object forming apparatus that is completely different from the apparatus described in the above-mentioned patent publication.
（発明の構成）
本発明は、感光硬化性樹脂を用いて三次元形状物を形成
する三次元形状物形成装置において、一端が閉塞された
シリンダ状容器、このシリンダ状容器内に、該シリンダ
容器の軸方向に摺動可能に嵌合され、このシリンダ容器
内に三次元形状物形成用空間を形成するピストン状部材
、このピストン状部材を、前記シリンダ状容器の前記一
端から他端に向って所定の微小ピッチで間欠的に移動さ
せる作動手段、前記ピストン状部材の前記所定のピッチ
の移動ごとに、該移動に相当する竜の感光硬化性樹脂液
を前記三次元形状物形成用空間に層状に供給する供給手
段、および前記空間に層状に供給された“１光硬化性衝
脂液に所望の７ヤターンで光を照射し、核Δターンで前
記樹脂液を硬化させる光照射手段を備えていることを特
徴とするものである。なお、上記光照射手段は、上記ピ
ストン状部材に組み込まれたものであって、所望のパタ
ーンで光を透過するマスクと光源とからなるもの、ある
いは所望のツタターンで発光することのできるマトリッ
クス状光源であることが望ましい。(Structure of the Invention) The present invention provides a three-dimensional object forming apparatus for forming a three-dimensional object using a photosensitive curable resin, a cylindrical container with one end closed, and a cylindrical container inside the cylindrical container. a piston-shaped member that is slidably fitted in the axial direction of the cylindrical container and forms a space for forming a three-dimensional object within the cylinder container; An actuating means for intermittently moving at a predetermined minute pitch, each time the piston-shaped member moves at the predetermined pitch, a layer of photocurable resin liquid corresponding to the movement is applied to the space for forming a three-dimensional object; and a light irradiation means for irradiating the light-curing fat liquid supplied in a layered manner into the space with light at a desired 7 turns, and curing the resin liquid at a core Δ turn. The light irradiation means is built into the piston-shaped member and consists of a mask and a light source that transmit light in a desired pattern, or a light source that transmits light in a desired pattern. It is desirable that the light source be a matrix light source that can emit light in a vine pattern.
（発明の作用・効果）
以上の構成の本発明による三次元形状物形成装置におい
ては、通常は液体であって光、特に紫外線等に感光する
と硬化する性質を有する樹脂剤、すなわち上記感光硬化
性樹脂液を微小の厚さの層状に供給し、この層状の樹脂
液を所望のノ々ターンで露光し【硬化させ、これを積み
重ねることＫよって三次元形状物を形成するよ５Ｋｔ、
ている。従って、上記公開特許公報に記載されていた装
置では困臘な物体の内部の構造も造形することができ、
るとともに％複雑な形状の物体も形成でき、より望まし
いものである。(Operations and Effects of the Invention) In the three-dimensional shaped object forming apparatus according to the present invention having the above configuration, a resin agent which is usually liquid and has a property of curing when exposed to light, particularly ultraviolet rays, etc. A resin liquid is supplied in a layered form with a minute thickness, and this layered resin liquid is exposed to light in a desired number of turns and cured, and then stacked to form a three-dimensional object.
ing. Therefore, it is possible to model the internal structure of an object that is difficult to use with the apparatus described in the above-mentioned patent publication.
It is also possible to form objects with complex shapes, which is more desirable.
（実施例）
以下、添付図面を参照しつつ本発明の好ましい実施例に
よる三次元形状物形成装置について説明する。(Example) Hereinafter, a three-dimensional object forming apparatus according to a preferred example of the present invention will be described with reference to the accompanying drawings.
図面は、本発明の実施例による三次元形状物形成装置の
概略図である。The drawing is a schematic diagram of a three-dimensional object forming apparatus according to an embodiment of the present invention.
図において、符号１は三次元形状物形成装置を示し、こ
の形成装置１は、底部が閉塞されたシリンダ状の容器８
を有している。この容器２は、水平断面が円形の他、矩
形、六角形、六角形等、いずれの高さ位置においても同
一の水平断面を有するものであるならば、どのような形
状のものであつてもよい。また、容器２は、ｉ黄１斤き
であっても、また逆に配置されているものであってもよ
い。上記シリンダ状の容器２内には、ピストン状部材３
が、核シリンダ状の容器の軸方向すなわち上下方向に摺
動自在Ｋ１合されて、容器内部（三次元形状・歯形成用
空間４を形成している。このピストン状部材３は、上記
容器２の水平新面のほぼ全域にわたって配されたマスク
暎ｆｆ１５を有している。このマスク装置５は、選択さ
れた所定の）々ターンで光をａ遇させる作用をなすもの
であり、所定／ｌターンの像を有するフィルム、型板や
、液晶板等から形成される。このマスク装置５が液晶板
で形成される場合には、電圧の印加Ａ？ターンを変える
だけで、マスク族［５の透明、不透明部分の）臂ターン
を変化させることができ、特Ｖｃ便利である。In the figure, the reference numeral 1 indicates a three-dimensional object forming device, and this forming device 1 consists of a cylindrical container 8 with a closed bottom.
have. This container 2 may have any shape, such as a circular horizontal cross section, a rectangular shape, a hexagonal shape, a hexagonal shape, etc., as long as it has the same horizontal cross section at any height position. good. Further, the container 2 may be one containing one loaf of i-yellow, or may be arranged in the opposite manner. Inside the cylindrical container 2, there is a piston-like member 3.
are fitted together so as to be slidable in the axial direction, that is, the vertical direction, of the nuclear cylinder-shaped container to form the interior of the container (three-dimensional shape, tooth forming space 4).This piston-shaped member 3 is connected to the container 2. The mask device 5 has a mask device ff15 arranged over almost the entire horizontal new surface of the device. It is formed from a film, template, liquid crystal plate, etc. that has a turn image. When this mask device 5 is formed of a liquid crystal plate, the voltage A? By simply changing the turn, you can change the arm turn of the mask group [transparent and opaque parts of 5], which is especially convenient for Vc.
上１己マスク装置５の下面には、透明グレート６が設け
られており、このグレート６は、三次元形状物を形成す
る材料として用いられる感光硬化性（＃脂にぬれない性
質の材料で形成される。上記マスクｆｓｆ１５が！脂液
面に直接触れずＫある所定間隔をおくように構成し【も
よく、この場合には、上記プレート６は不要となる。一
方、上記マスク族Ｒ５の上部には、ケーシング７が設け
られており、このケーシング内部には、光＃８例えば紫
外光光源が配設されている。A transparent grate 6 is provided on the lower surface of the mask device 5. The above-mentioned mask fsf15 may be configured so as not to directly touch the fat liquid surface but at a predetermined interval.In this case, the above-mentioned plate 6 is unnecessary.On the other hand, the upper part of the above-mentioned mask group R5 A casing 7 is provided in the casing 7, and a light source #8 such as an ultraviolet light source is disposed inside the casing.
上記シリンダ状容器２の側壁下部には、上記三次元形状
物形成用空間４ＩＣ液状のｉｉ＋３光硬化注噌脂を供給
するための供給開口９が形成されている。A supply opening 9 is formed in the lower part of the side wall of the cylindrical container 2 for supplying the liquid ii+3 photocuring lubricant to the three-dimensional object forming space 4IC.
この開口９には、供給管１０を介して感光硬化性樹脂容
器１１に連通されている。従って、上記ピストン状部材
３が上方に移動され、上記空間４が広くなると、その分
だけ感光硬化性Ｗ脂が容器１１から１力によって空間４
に供給されることとなる。なお、この樹脂液の空間４へ
の供給は、子方、振動等によりＷｔｒＭが均一に供給で
きるように装置を用い【強制的に行なってもよい。また
、この供給は、表面からの散布によつ【行なってもよい
・
上記ピストン状部材３には、該ピストン状部材３を上下
動させるための作動装置１２が設けられている。この作
動装置１２は、サーがモータあるいはステップモータと
、親ネジ機構あるいはラックとぎニオン機溝等とを組合
わせて構成されたものである。この作動装置１２と上記
マスク族Ｒ８の制御回路５ａにはコンピユータ１３がそ
の出力端子において接続されており、この作動装置ｌｌ
！とマスク族［萱５はこのコンピュータ１３からの出力
信号によって制御されるようＫなっている。なお、この
コンピュータ１３は、各種データを入力することＫより
、自動的に設計を行なうことのできる型式のものである
ことが望ましい。This opening 9 is communicated with a photocurable resin container 11 via a supply pipe 10 . Therefore, when the piston-shaped member 3 is moved upward and the space 4 becomes wider, the photocurable W fat is transferred from the container 11 into the space 4 by one force.
It will be supplied to Note that the resin liquid may be forcibly supplied to the space 4 using a device so that the WtrM can be uniformly supplied by vibration, etc. Further, this supply may be carried out by spraying from the surface. The piston-like member 3 is provided with an actuating device 12 for moving the piston-like member 3 up and down. This actuating device 12 is constructed by combining a motor or a step motor with a lead screw mechanism, a rack sharpening groove, etc. A computer 13 is connected at its output terminal to this actuating device 12 and to the control circuit 5a of the mask group R8.
! and the mask group [萱5] are controlled by the output signal from this computer 13. It is preferable that the computer 13 be of a type that can automatically perform the design rather than inputting various data.
（作動）
次に、以上説明した構造の三次元形状物形成装置１を用
いての三次元形状物（以下物体と称す）Ｂの形成方法の
一例について説明する。(Operation) Next, an example of a method for forming a three-dimensional object (hereinafter referred to as object) B using the three-dimensional object forming apparatus 1 having the structure described above will be described.
まス、入力インターフェースを介してコンピュータ１３
に吻体日の設計に必要な各種のデータを入力すれば、そ
のデータに基づいてコンピユータ１内部で物体日の設計
が行なわれる。この後、コンピュータ１３からの出力信
号が、出力インタフェースを介して、作動装置１２およ
び制御回路５ａＫ出力され、これに基づいて物体１３が
形成される。The computer 13 via the input interface
If various data necessary for designing the proboscis day are input into the computer 1, the object day will be designed inside the computer 1 based on the data. Thereafter, an output signal from the computer 13 is outputted to the actuating device 12 and the control circuit 5aK via the output interface, and the object 13 is formed based on this.
まず初期状態におい【は、ピストン状部材３は容器２の
最下部位置にある。この状態において、コンピユータ１
３が作動すると、光源８が点燈し、かつこのコンピュー
タ１３からの出力信号により作動装置１２が作動され、
この結果ピストン状部材３が所定の微小ピッチで上方に
摺動する。このように、ピストン状部材３が上方に移動
すると、物体日の形成用の空間４が形成され、この空間
４には、容器１１から自動的に感光硬化性樹脂液が微小
厚の層状に供給される０次いで、コンピュータ１３は、
制御回路ＩＳａに、マスク装置５の透明部分ａｂの７４
ターンを決定するための制御信号を出力する。制御回路
５ａは、この制御信号に基づき、マスク装置５の所定の
部位に面上を印加し、あるいは印加させないで、このマ
スク装置５の所定の部分を所望の・臂ターンで透明部分
５ｂとする。First, in the initial state, the piston-like member 3 is at the lowest position of the container 2. In this state, computer 1
3 is activated, the light source 8 is turned on, and the activation device 12 is activated by the output signal from the computer 13.
As a result, the piston-like member 3 slides upward at a predetermined minute pitch. In this way, when the piston-like member 3 moves upward, a space 4 for forming the object is formed, and a photocurable resin liquid is automatically supplied from the container 11 into this space 4 in the form of a very thin layer. 0 then the computer 13
74 of the transparent portion ab of the mask device 5 in the control circuit ISa.
Outputs a control signal to determine a turn. Based on this control signal, the control circuit 5a applies a surface voltage to a predetermined portion of the mask device 5, or does not apply it, so that a predetermined portion of the mask device 5 becomes a transparent portion 5b with a desired arm turn. .
すると、この透明部分５ｂにおいては、光源８からの光
を透過し、この透過した光によって、上記光硬化性病脂
の層の所定の部分を所定／４’ターンで硬化させ、以上
を繰り返し１層状の硬化部分は積層させ、歯体Ｂを得る
。なお、上記礫光硬化性樹ノｊｄとしては、光が当てら
れたときに、上記微小厚の１ｍの部分Ωみが感光して硬
化し、特に下方の層に光の影響がないように、感光して
所定厚が硬化した後はそれ自体が不透明となるようなも
のや、光吸収剤、例えば紫外線吸収剤が混入されたもの
を用いるこ−とが望ましい。Then, the light from the light source 8 is transmitted through the transparent portion 5b, and the transmitted light cures a predetermined portion of the photocurable disease fat layer in a predetermined turn/4' turn, and repeats the above to form a single layer. The hardened portions are laminated to obtain tooth body B. In addition, the above-mentioned gravel photocurable tree jd is made such that when exposed to light, the minute 1 meter thick portion is exposed to light and hardened, so that the lower layer in particular is not affected by the light. It is desirable to use a material that becomes opaque after being exposed to light and cured to a predetermined thickness, or a material that contains a light absorber, such as an ultraviolet absorber.
上記した実施例罠おいては、マスク装置５が透明グレー
ト６に密着している構造のものについて述べたが、マス
ク装置５をシレートロから離し、これらの間に光学系を
配置し、形成される物体日を拡大あるいは縮小させるこ
ともできる。また、上Ｈ己実１例においては、所定の露
光／４ターンを形成するためにマスク装置を用いる型式
のものを説明したが、所定の・ぐターンで発光するマト
リックス状の光、源や、これと光フアイバー束とを組み
合せて用いて所１の４光パターンを得るようにしてもよ
い。更に、光源としては、面状のものばかりでなく、線
状のものを用い、これを液面に移動させるものであって
もよい。また、液晶マスクとしては、上述の印歴峨王の
制御によって所定の透明不透明／々ターンを達成するも
のの他、レーデ光による励起によって所定の透明、不透
明パターンを達成することができるものを用い【もよい
。In the above-mentioned embodiment, the mask device 5 is in close contact with the transparent grating 6. You can also expand or contract the object date. In addition, in the above example, a type using a mask device was explained to form a predetermined exposure/four turns, but a matrix-like light source that emits light in a predetermined number of turns, A combination of this and an optical fiber bundle may be used to obtain the four-light pattern in section 1. Furthermore, the light source is not limited to a planar one, but may also be a linear one that is moved to the liquid surface. In addition, as a liquid crystal mask, in addition to one that achieves a predetermined transparent/opaque/turn pattern by controlling the above-mentioned Inreki Kao, we also use one that can achieve a predetermined transparent/opaque pattern by excitation with Rede light. Good too.
図面は１本発明の実施例による三次元形状物形成装置の
概略図である。
１０．・三次元形状物形成装置、１ ｍｍａｍシリンダ
状容器、３・・・♂ストン状部材、４・・・ 三次元形
状物形成用空間、６・０．マスク装置、８５ｍｍ光源、
１１・。・感光硬化性樹脂容器、１２ 、、、作動装置
、１３ 、、、コン♂ｊ−タ。The drawing is a schematic diagram of a three-dimensional object forming apparatus according to an embodiment of the present invention. 10. - Three-dimensional object forming device, 1 mm cylindrical container, 3...♂ stone-shaped member, 4... Space for three-dimensional object formation, 6.0. Mask device, 85mm light source,
11. - Photosensitive hardening resin container, 12, actuating device, 13, controller.
Claims (3)
三次元形状物形成装置において、一端が閉塞されたシリ
ンダ状容器、このシリンダ状容器内に、該シリンダ容器
の軸方向に摺動可能に嵌合され、このシリンダ容器内に
三次元形状物形成用空間を形成するピストン状部材、こ
のピストン状部材を、前記シリンダ状容器の前記一端か
ら他端に向つて所定の微小ピッチで間欠的に移動させる
作動手段、前記ピストン状部材の前記所定のピッチの移
動ごとに、該移動に相当する量の感光硬化性樹脂液を前
記三次元形状物形成用空間に層状に供給する供給手段、
および前記空間に層状に供給された感光硬化性樹脂液に
所望のパターンで光を照射し、該パターンで前記樹脂液
を硬化させる光照射手段を備えた三次元形状物形成装置
。(1) In a three-dimensional object forming device that forms a three-dimensional object using a photosensitive hardening resin, a cylindrical container with one end closed; A piston-like member that can be fitted together to form a space for forming a three-dimensional object in the cylinder container, and the piston-like member is inserted intermittently at a predetermined minute pitch from the one end to the other end of the cylinder container. an actuating means for moving the piston-like member at the predetermined pitch; a supply means for supplying an amount of photosensitive curable resin liquid corresponding to the movement in a layered manner into the three-dimensional object forming space each time the piston-shaped member moves at the predetermined pitch;
and a three-dimensional shape forming apparatus, comprising a light irradiation means for irradiating light in a desired pattern to the photosensitive curable resin liquid supplied in a layered manner to the space, and curing the resin liquid in the pattern.
ており、所望のパターンで光を透過させるマスクと光源
を備えた特許請求の範囲第１項記載の三次元形状物形成
装置。(2) The three-dimensional shaped object forming apparatus according to claim 1, wherein the light irradiation means is provided on the piston-shaped member and includes a mask and a light source that transmit light in a desired pattern.
れており、所望のパターンで発光することのできるマト
リックス状光源を備えた特許請求の範囲第１項記載の三
次元形状物形成装置。(3) The three-dimensional shaped object forming apparatus according to claim 1, wherein the light irradiation means is provided on the piston-shaped member and includes a matrix light source capable of emitting light in a desired pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59276505A JPS61154815A (en) | 1984-12-27 | 1984-12-27 | Apparatus for forming three-dimensional item |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59276505A JPS61154815A (en) | 1984-12-27 | 1984-12-27 | Apparatus for forming three-dimensional item |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61154815A true JPS61154815A (en) | 1986-07-14 |
Family
ID=17570395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59276505A Pending JPS61154815A (en) | 1984-12-27 | 1984-12-27 | Apparatus for forming three-dimensional item |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61154815A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4942001A (en) * | 1988-03-02 | 1990-07-17 | Inc. DeSoto | Method of forming a three-dimensional object by stereolithography and composition therefore |
| WO1991012120A1 (en) * | 1990-02-15 | 1991-08-22 | 3D Systems, Inc. | Method of and apparatus for forming a solid three-dimensional article from a liquid medium |
| US5071337A (en) * | 1990-02-15 | 1991-12-10 | Quadrax Corporation | Apparatus for forming a solid three-dimensional article from a liquid medium |
| US5358673A (en) * | 1990-02-15 | 1994-10-25 | 3D Systems, Inc. | Applicator device and method for dispensing a liquid medium in a laser modeling machine |
| JP2003070538A (en) * | 2001-08-31 | 2003-03-11 | Tamayo Hisada | Beauty and cosmetic tool |
| CN105172146A (en) * | 2015-10-10 | 2015-12-23 | 中国石油大学(华东) | Plane molding 3D printing device and method applied to high-viscosity resin |
-
1984
- 1984-12-27 JP JP59276505A patent/JPS61154815A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4942001A (en) * | 1988-03-02 | 1990-07-17 | Inc. DeSoto | Method of forming a three-dimensional object by stereolithography and composition therefore |
| WO1991012120A1 (en) * | 1990-02-15 | 1991-08-22 | 3D Systems, Inc. | Method of and apparatus for forming a solid three-dimensional article from a liquid medium |
| US5071337A (en) * | 1990-02-15 | 1991-12-10 | Quadrax Corporation | Apparatus for forming a solid three-dimensional article from a liquid medium |
| US5358673A (en) * | 1990-02-15 | 1994-10-25 | 3D Systems, Inc. | Applicator device and method for dispensing a liquid medium in a laser modeling machine |
| US5885511A (en) * | 1990-02-15 | 1999-03-23 | 3D Systems, Inc. | Method of making a solid three-dimensional article from a liquid medium |
| JP2003070538A (en) * | 2001-08-31 | 2003-03-11 | Tamayo Hisada | Beauty and cosmetic tool |
| CN105172146A (en) * | 2015-10-10 | 2015-12-23 | 中国石油大学(华东) | Plane molding 3D printing device and method applied to high-viscosity resin |
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