JPH04341826A - Photo-molding apparatus - Google Patents
Photo-molding apparatusInfo
- Publication number
- JPH04341826A JPH04341826A JP3114835A JP11483591A JPH04341826A JP H04341826 A JPH04341826 A JP H04341826A JP 3114835 A JP3114835 A JP 3114835A JP 11483591 A JP11483591 A JP 11483591A JP H04341826 A JPH04341826 A JP H04341826A
- Authority
- JP
- Japan
- Prior art keywords
- base plate
- flexible plate
- layer
- plate
- resin material
- 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
- 238000000465 moulding Methods 0.000 title 1
- 239000011347 resin Substances 0.000 claims abstract description 19
- 229920005989 resin Polymers 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 12
- 230000001678 irradiating effect Effects 0.000 claims abstract description 5
- 239000007788 liquid Substances 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/49—Nc machine tool, till multiple
- G05B2219/49013—Deposit layers, cured by scanning laser, stereo lithography SLA, prototyping
Landscapes
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Abstract
Description
【０００１】0001
【産業上の利用分野】本発明は立体造形物をベース板の
上部から簡単に取り外し得る光造形装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a stereolithography apparatus which allows a three-dimensional object to be easily removed from the upper part of a base plate.
【０００２】0002
【従来の技術】本発明に先行する月刊誌、型技術第４巻
第７号（１９８９年７月号）８０〜８１ページに記載さ
れた従来の光造形装置では、図５に示すように、ＣＡＤ
にて設計された立体造形物１の図形データからこの立体
造形物１をスライスした等高線データを作成し、この等
高線データに基づいて紫外線レーザ光線２を液状の光硬
化性樹脂材料３の上層部に照射すると共に、この紫外線
レーザ光線２の照射と交互にベース板４を一段ずつ降下
させることで、このベース板４の上部に、前記光硬化性
樹脂材料を一層ずつ硬化させて前記立体造形物１を形成
している。[Prior Art] In the conventional stereolithography apparatus described in the monthly magazine Mold Technology Vol. 4, No. 7 (July 1989 issue), pages 80-81, which precedes the present invention, as shown in FIG. CAD
Create contour line data by slicing this three-dimensional object 1 from the figure data of the three-dimensional object 1 designed in By lowering the base plate 4 step by step alternately with the irradiation of the ultraviolet laser beam 2, the photocurable resin material is cured layer by layer on the upper part of the base plate 4, thereby forming the three-dimensional structure 1. is formed.
【０００３】しかしながらこの種従来の光造形装置では
、前記立体造形物１は、前記ベース板４上に非常に強固
に付着して形成されるためベース板４との付着面に鋭利
な刃物を当接し力まかせに削り落とすという不都合があ
り、この不都合のために、前記立体造形物１を損傷した
り、前記立体造形物１の離脱作業がベース板４の周辺の
狭い範囲で行われ危険なものになる等の欠点がある。However, in this kind of conventional stereolithography apparatus, the three-dimensional molded object 1 is formed by adhering very firmly to the base plate 4, so a sharp blade is not applied to the surface of the attachment surface with the base plate 4. There is an inconvenience that the three-dimensional object 1 is scraped off by contact force, and this inconvenience may cause damage to the three-dimensional object 1, or the removal work of the three-dimensional object 1 may be performed in a narrow area around the base plate 4, resulting in a dangerous situation. There are drawbacks such as:
【０００４】0004
【発明が解決しようとする課題】本発明は前述の欠点を
解消し、前記立体造形物を損傷したり怪我の危険を伴う
こと無く簡単に前記ベース板から離脱できるようにする
ものである。SUMMARY OF THE INVENTION The present invention overcomes the above-mentioned drawbacks and makes it possible to easily remove the three-dimensional structure from the base plate without damaging it or risking injury.
【０００５】[0005]
【課題を解決するための手段】本発明は、ＣＡＤにて設
計された立体造形物の図形データからこの立体造形物を
スライスした断面形状データを作成し、この断面形状デ
ータに基づいて紫外線レーザ光線を液状の光硬化性樹脂
材料の上層部に照射させると共に、この紫外線レーザ光
線の照射と交互にベース板を降下させることで、このベ
ース板の上部に、前記光硬化性樹脂材料を一層ずつ硬化
させて前記立体造形物を形成してなるものであって、前
記ベース板の上部に可橈性プレートを着脱自在に設けた
ものである。[Means for Solving the Problems] The present invention creates cross-sectional shape data by slicing the three-dimensional molded object from graphic data of the three-dimensional molded object designed using CAD, and uses ultraviolet laser beams based on this cross-sectional shape data. By irradiating the upper layer of the liquid photocurable resin material and lowering the base plate alternately with the irradiation of the ultraviolet laser beam, the photocurable resin material is cured layer by layer on the upper part of the base plate. The above-mentioned three-dimensional structure is formed by making the above-mentioned three-dimensional structure, and a flexible plate is detachably provided on the upper part of the above-mentioned base plate.
【０００６】[0006]
【作用】本発明によれば、立体造形物は、ベース板の上
部から可橈性プレートとともに取り外して広い作業場所
でこの可橈性プレートを曲げて引き剥がすことで、光造
形装置から簡単に離脱するようになる。[Operation] According to the present invention, the three-dimensional model can be easily removed from the stereolithography device by removing the flexible plate from the upper part of the base plate and bending and peeling off the flexible plate in a large work area. I come to do it.
【０００７】[0007]
【実施例】次に本発明の一実施例について説明する。[Embodiment] Next, an embodiment of the present invention will be described.
【０００８】図１において、５は制御コンピュータで、
後述する立体造形物６に対応する図形をＣＡＤにて設計
しその図形データから前記立体造形物６をスライスした
断面形状データを作成し、この断面形状データに基づい
て各種装置を後述のように制御する。この制御コンピュ
ータ５については、弱電業界や自動車業界等の製造業に
おいては多品種少量生産の傾向にあり、製品の開発段階
では製品の実寸のモデルを早期に形成してデザインや機
械的干渉のチェックを図ることが要求され、この要求に
対応すべく、ＣＡＤデータを用いて前記立体造形物６の
実際の物品形状を樹脂等で生成してデザインや機械的干
渉を見いだすように機能する。In FIG. 1, 5 is a control computer;
A figure corresponding to the three-dimensional object 6 described later is designed using CAD, cross-sectional shape data is created by slicing the three-dimensional object 6 from the figure data, and various devices are controlled as described later based on this cross-sectional shape data. do. Regarding the control computer 5, there is a trend toward high-mix, low-volume production in manufacturing industries such as the light electrical industry and the automobile industry, so at the product development stage, a full-size model of the product is created early to check the design and mechanical interference. In order to meet this demand, the actual shape of the three-dimensional object 6 is generated using resin or the like using CAD data, and the function is to find the design and mechanical interference.
【０００９】７は前記制御コンピュータ５の出力側に接
続したＸＹ方向移動制御装置で、紫外線レーザ光線８の
プロジェクター９を備え、このプロジェクター９を前記
断面形状データに基づいて水平方向で動作させることで
、紫外線を液状の光硬化性樹脂材料１０の上層部に照射
する。１１は前記プロジェクター９に光ファイバー１２
で接続した光フィルターで、前記制御コンピュータ５に
て制御されＵＶレーザ１３のレーザ光を調節する。Reference numeral 7 denotes an XY direction movement control device connected to the output side of the control computer 5, which is equipped with a projector 9 for emitting an ultraviolet laser beam 8, and operates this projector 9 in the horizontal direction based on the cross-sectional shape data. , the upper layer of the liquid photocurable resin material 10 is irradiated with ultraviolet rays. 11 is an optical fiber 12 connected to the projector 9.
The laser light of the UV laser 13 is controlled by the control computer 5 using an optical filter connected to the UV laser.
【００１０】１４は前記レーザ光線の照射と交互に所定
間隔（０．１〜０．３ミリメートル程度）だけ降下する
ベース板で、その上部に、前記光硬化性樹脂材料１０が
一層ずつ硬化して前記立体造形物６を形成する。１５は
前記ベース板１４を昇降させるＺ方向移動制御装置で、
前記ベース板１４をビス等で取り付けたアクチュエータ
１６を樹脂液槽１０ａの内部に臨ませている。このＺ方
向移動制御装置１５は前記制御コンピュータ５の制御信
号に基づいて動作する。Reference numeral 14 denotes a base plate which is lowered by a predetermined interval (approximately 0.1 to 0.3 mm) alternately with the irradiation of the laser beam, and the photocurable resin material 10 is hardened layer by layer on top of the base plate. The three-dimensional structure 6 is formed. 15 is a Z direction movement control device for raising and lowering the base plate 14;
An actuator 16 to which the base plate 14 is attached with screws or the like is exposed to the inside of the resin liquid tank 10a. This Z-direction movement control device 15 operates based on control signals from the control computer 5.
【００１１】而して前記ベース板１４は図２に示すよう
にその上部に可橈性プレート１７を着脱自在に設けてあ
る。ベース板１４は、その両側部に互いに対向する一対
のガイド部１８，１９を設け、これらガイド部１８，１
９に可橈性プレート１７を挿入し、この可橈性プレート
１７をガイド部１８，１９から挿入した螺子部材２０，
２１にて挟持することでこのベース板１４上に固定して
ある。前記ガイド部１８，１９は具体的には断面Ｌ字状
のプレート押え板で形成してある。また前記可橈性プレ
ート１７は０．５ミリメートル程度の厚さのスチール等
により曲成自在に形成してベース１４板から簡単に離脱
できるようにしてある。この可橈性プレート１７上に付
着形成された立体造形物６は、ベース板１４の上部から
可橈性プレート１７とともに離脱して図３に示すように
広い作業場所でこの可橈性プレート１７を曲げて引き剥
がすことで、この可橈性プレート１７から簡単に離脱す
るようになる。As shown in FIG. 2, the base plate 14 has a flexible plate 17 removably provided on its upper part. The base plate 14 is provided with a pair of guide parts 18 and 19 facing each other on both sides thereof, and these guide parts 18 and 1
A screw member 20 in which a flexible plate 17 is inserted into the screw member 9 and the flexible plate 17 is inserted through the guide portions 18 and 19.
It is fixed on this base plate 14 by being clamped at 21. Specifically, the guide portions 18 and 19 are formed of plate holding plates having an L-shaped cross section. Further, the flexible plate 17 is formed of steel or the like with a thickness of about 0.5 mm so as to be bendable so that it can be easily removed from the base plate 14. The three-dimensional molded object 6 adhered and formed on the flexible plate 17 is separated from the upper part of the base plate 14 together with the flexible plate 17, and the flexible plate 17 is carried out in a wide work area as shown in FIG. By bending and peeling it off, it can be easily removed from the flexible plate 17.
【００１２】前記可橈性プレート１７については、打ち
抜きにより安価に製作して立体造形物６毎に使い捨てる
ものも、またエッチングを利用して製作することで加工
による歪みを無くして精度良く形成するものも実施され
る。Regarding the flexible plate 17, it can be manufactured inexpensively by punching and discarded for each three-dimensional object 6, or it can be manufactured by etching to eliminate distortion caused by machining and form it with high precision. Things will also be implemented.
【００１３】また前記立体造形物６を可橈性プレート１
７から取り外す際には、図４に示すように可橈性プレー
ト１７をゴムシート２２上に載せて両端部で摺動台２３
，２４に螺子２５，２６にて固定し、この摺動台２３，
２４をバネ２７にて矢印Ａ，Ｂ方向に付勢することで、
この可橈性プレート１７を緊張させ、この緊張状態の可
橈性プレート１７にゴムシート２２の下側からネジ機構
等によりローラ２８を任意方向で移動させて外圧を加え
ることで、この可橈性プレート１７を湾曲させてこの可
橈性プレート１７から前記立体造形物６を引き剥がすも
のも実施される。[0013] Furthermore, the three-dimensional object 6 is attached to the flexible plate 1.
7, as shown in FIG.
, 24 with screws 25, 26, and this sliding table 23,
24 in the directions of arrows A and B with the spring 27,
By tensioning the flexible plate 17 and applying external pressure to the tensioned flexible plate 17 by moving the roller 28 in any direction using a screw mechanism or the like from below the rubber sheet 22, the flexible plate 17 can be tensioned. A method in which the three-dimensional structure 6 is peeled off from the flexible plate 17 by curving the plate 17 is also implemented.
【００１４】前記光造形装置では、先ず光硬化性樹脂材
料１０の液面の直下にベース板１４をセットしこのベー
ス板１４の上部の樹脂材料１０に紫外線レーザ光線８を
照射することで、一層目の硬化樹脂層をベース板１４上
に形成し、次にこのベース板１４を硬化樹脂層と共に降
下させこの硬化樹脂層の上部に樹脂液を流れ込ませこの
樹脂液に次層の断面形状データに基づいて紫外線レーザ
光線８を照射することで、２層目の硬化樹脂層を形成し
て、斯る操作を繰り返すことにより、ベース板１４上に
立体造形物６が形成される。In the stereolithography apparatus, first, the base plate 14 is set directly below the liquid level of the photocurable resin material 10, and the resin material 10 above the base plate 14 is irradiated with the ultraviolet laser beam 8, thereby making it even more solid. A cured resin layer is formed on the base plate 14, and then the base plate 14 is lowered together with the cured resin layer, and a resin liquid is flowed onto the top of this cured resin layer to form the cross-sectional shape data of the next layer. A second cured resin layer is formed by irradiating the ultraviolet laser beam 8 based on this, and by repeating this operation, the three-dimensional object 6 is formed on the base plate 14.
【００１５】また光造形装置では、立体造形物６を取り
出す場合は、螺子部材２０，２１を少許緩めるだけで、
後は可橈性プレート１７はその可橈性を利用することで
簡単にベース板１４から取り外され、この可橈性プレー
ト１７を広い場所に持ち出すことで、この可橈性プレー
ト１７が作業性良く曲げられ、この可橈性プレート１７
から立体造形物６は簡単に引き剥がされるようになる。[0015] Furthermore, in the optical modeling apparatus, when taking out the three-dimensional model 6, the screw members 20 and 21 are simply loosened a little.
After that, the flexible plate 17 can be easily removed from the base plate 14 by utilizing its flexibility, and by taking this flexible plate 17 out to a wide place, it can be easily worked. This flexible plate 17 can be bent.
The three-dimensional structure 6 can be easily peeled off.
【００１６】[0016]
【発明の効果】本発明によれば、立体造形物は、ベース
板の上部から可橈性プレートとともに取り外して広い作
業場所でこの可橈性プレートを充分に曲げて引き剥がす
ことで前記ベース板から簡単に離脱するようになり、従
って、立体造形物を損傷することなく簡単に取り出し得
る光造形装置を提供できる。According to the present invention, a three-dimensional object can be removed from the base plate by removing it together with the flexible plate from the upper part of the base plate, bending the flexible plate sufficiently in a large work area, and then peeling it off. It is possible to provide a stereolithography device that can be easily detached and, therefore, can be easily taken out without damaging the three-dimensional molded object.
【図１】本発明の一実施例の構成図である。FIG. 1 is a configuration diagram of an embodiment of the present invention.
【図２】本発明の一実施例の要部の分解斜視図である。FIG. 2 is an exploded perspective view of essential parts of an embodiment of the present invention.
【図３】本発明の一実施例の動作説明図である。FIG. 3 is an explanatory diagram of the operation of an embodiment of the present invention.
【図４】本発明の他の実施例の動作説明図である。FIG. 4 is an explanatory diagram of the operation of another embodiment of the present invention.
【図５】従来例の構成図である。FIG. 5 is a configuration diagram of a conventional example.
６ 立体造形物 ８ 紫外線レーザ光線 １０ 光硬化性樹脂材料 １４ ベース板 １７ 可橈性プレート １８，１９ ガイド部 ２０，２１ 螺子部材 6 Three-dimensional sculpture 8 Ultraviolet laser beam 10 Photocurable resin material 14 Base plate 17 Flexible plate 18, 19 Guide part 20, 21 Screw member
Claims (2)
形データからこの立体造形物をスライスした断面形状デ
ータを作成し、この断面形状データに基づいて紫外線レ
ーザ光線を液状の光硬化性樹脂材料の上層部に照射させ
ると共に、この紫外線レーザ光線の照射と交互にベース
板を降下させることで、このベース板の上部に、前記光
硬化性樹脂材料を一層ずつ硬化させて前記立体造形物を
形成してなるものであって、前記ベース板の上部に可橈
性プレートを着脱自在に設けたことを特徴とする光造形
装置。1. Create cross-sectional shape data by slicing the three-dimensional molded object from graphic data of the three-dimensional molded object designed using CAD, and based on this cross-sectional shape data, apply an ultraviolet laser beam to a liquid photocurable resin material. By irradiating the upper layer and lowering the base plate alternately with the irradiation of the ultraviolet laser beam, the photocurable resin material is cured layer by layer on the top of the base plate to form the three-dimensional object. A stereolithography apparatus characterized in that a flexible plate is detachably provided on the upper part of the base plate.
る一対のガイド部を設け、これらガイド部に前記可橈性
プレートを挿入し、この可橈性プレートを前記ガイド部
から挿入した螺子部材にて挟持したことを特徴とする請
求項１記載の光造形装置。2. A pair of guide parts facing each other are provided on both sides of the base plate, the flexible plate is inserted into these guide parts, and the flexible plate is attached to a screw member inserted from the guide parts. 2. The stereolithography apparatus according to claim 1, wherein the stereolithography apparatus is held between the two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3114835A JPH04341826A (en) | 1991-05-20 | 1991-05-20 | Photo-molding apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3114835A JPH04341826A (en) | 1991-05-20 | 1991-05-20 | Photo-molding apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04341826A true JPH04341826A (en) | 1992-11-27 |
Family
ID=14647891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3114835A Pending JPH04341826A (en) | 1991-05-20 | 1991-05-20 | Photo-molding apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04341826A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006043953A (en) * | 2004-08-02 | 2006-02-16 | Nabtesco Corp | Optical three-dimensional shaping method and apparatus therefor |
| WO2013026087A1 (en) * | 2011-08-20 | 2013-02-28 | Zydex Pty Ltd | Apparatus and method for making an object |
| AT514493A1 (en) * | 2013-06-17 | 2015-01-15 | Way To Production Gmbh | Plant for the layered construction of a body and tub therefor |
| CN104924618A (en) * | 2015-06-26 | 2015-09-23 | 芜湖市爱三迪电子科技有限公司 | Miniature 3D (three-dimensional) printer with 35 step motor |
| JP2019051690A (en) * | 2017-09-14 | 2019-04-04 | 三緯國際立體列印科技股▲ふん▼有限公司ＸＹＺｐｒｉｎｔｉｎｇ， Ｉｎｃ． | Flat table structure of 3D printer |
| JP2020037218A (en) * | 2018-09-04 | 2020-03-12 | みんとる合同会社 | Molding device, and manufacturing method of molding |
| JP2020526417A (en) * | 2017-07-07 | 2020-08-31 | アトゥム・ホールディング・ベー・フェー | A device that creates an object and a semi-rigid substrate for it |
| JP2023501655A (en) * | 2019-11-15 | 2023-01-18 | ジェネラ・プリンター・ゲーエムベーハー | Equipment for processing objects manufactured by additive manufacturing |
-
1991
- 1991-05-20 JP JP3114835A patent/JPH04341826A/en active Pending
Cited By (13)
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| JP2006043953A (en) * | 2004-08-02 | 2006-02-16 | Nabtesco Corp | Optical three-dimensional shaping method and apparatus therefor |
| US10836101B2 (en) | 2011-08-20 | 2020-11-17 | Zydex Pty Ltd | Apparatus and method for making an object |
| WO2013026087A1 (en) * | 2011-08-20 | 2013-02-28 | Zydex Pty Ltd | Apparatus and method for making an object |
| US9802361B2 (en) | 2011-08-20 | 2017-10-31 | Zydex Pty Ltd | Apparatus and method for making an object |
| US11511482B2 (en) | 2011-08-20 | 2022-11-29 | Zydex Pty Ltd | Apparatus and method for making an object |
| AT514493A1 (en) * | 2013-06-17 | 2015-01-15 | Way To Production Gmbh | Plant for the layered construction of a body and tub therefor |
| US10414091B2 (en) | 2013-06-17 | 2019-09-17 | Way To Production Gmbh | System for layered construction of a body and tray therefor |
| CN104924618A (en) * | 2015-06-26 | 2015-09-23 | 芜湖市爱三迪电子科技有限公司 | Miniature 3D (three-dimensional) printer with 35 step motor |
| JP2020526417A (en) * | 2017-07-07 | 2020-08-31 | アトゥム・ホールディング・ベー・フェー | A device that creates an object and a semi-rigid substrate for it |
| US10780638B2 (en) | 2017-09-14 | 2020-09-22 | Xyzprinting, Inc. | Platform structure of 3D printer |
| JP2019051690A (en) * | 2017-09-14 | 2019-04-04 | 三緯國際立體列印科技股▲ふん▼有限公司ＸＹＺｐｒｉｎｔｉｎｇ， Ｉｎｃ． | Flat table structure of 3D printer |
| JP2020037218A (en) * | 2018-09-04 | 2020-03-12 | みんとる合同会社 | Molding device, and manufacturing method of molding |
| JP2023501655A (en) * | 2019-11-15 | 2023-01-18 | ジェネラ・プリンター・ゲーエムベーハー | Equipment for processing objects manufactured by additive manufacturing |
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