JPH08188277A - Vacuum suction device - Google Patents
Vacuum suction deviceInfo
- Publication number
- JPH08188277A JPH08188277A JP116995A JP116995A JPH08188277A JP H08188277 A JPH08188277 A JP H08188277A JP 116995 A JP116995 A JP 116995A JP 116995 A JP116995 A JP 116995A JP H08188277 A JPH08188277 A JP H08188277A
- Authority
- JP
- Japan
- Prior art keywords
- suction cup
- negative pressure
- article
- pressure passage
- suction device
- 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
Landscapes
- Sheets, Magazines, And Separation Thereof (AREA)
- Manipulator (AREA)
Abstract
(57)【要約】
【目的】 吸盤の耐久性を向上させる。
【構成】 ウレタン樹脂製の吸盤１０は中央の取付部１
０2 と、取付部１０2 から下向きに拡開するスカート部
１０1 とを備えており、取付部１０2 の下面に突設した
当接面１０3 に溝１０5 が形成される。吸盤１０の内部
空間１１は溝１０ 5 、通孔１０4 、負圧通路７1 及び負
圧管８を介して真空ポンプ９に接続される。鋼板Ｓを吸
着するとき、当接面１０3 が鋼板Ｓの表面に当接するの
で吸盤１０のスカート部１０1 が大きく変形することが
なく、吸着及び吸着解除を繰り返しても吸着１０にクラ
ックが発生し難くなる。
(57) [Summary]
[Purpose] To improve the durability of the suction cup.
[Structure] Suction cup 10 made of urethane resin has a central mounting portion 1
02And mounting part 102From the skirt downwards
101And a mounting portion 102Projecting on the underside of
Abutment surface 103Groove 10FiveIs formed. Inside the suction cup 10
Space 11 is groove 10 Five, Through hole 10Four, Negative pressure passage 71And negative
It is connected to a vacuum pump 9 via a pressure pipe 8. Suck the steel plate S
When worn, the contact surface 103Contact the surface of the steel plate S
And the skirt 10 of the sucker 101Can be greatly deformed
Even if adsorption and adsorption release are repeated, the
Is less likely to occur.
Description
【０００１】[0001]
【産業上の利用分野】本発明は、負圧源に連なる負圧通
路が形成された支持体の先端に弾性材よりなる概略円錐
状の吸盤を取り付け、負圧通路を介して吸盤の内部空間
を減圧することにより物品を吸着する真空吸着装置に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention mounts a substantially conical suction cup made of an elastic material on the tip of a support body in which a negative pressure passage communicating with a negative pressure source is formed. The present invention relates to a vacuum suction device that suctions an article by depressurizing.
【０００２】[0002]
【従来の技術】かかる真空吸着装置は、例えば実開平１
−６０８９１号公報により既に知られている。2. Description of the Related Art Such a vacuum suction device is, for example, an actual flatbed 1
It is already known from JP-60891.
【０００３】[0003]
【発明が解決しようとする課題】ところで従来の真空吸
着装置は、吸盤の内面が物品の被吸着面に密着するよう
に大きく変形するため、吸着及び吸着解除を繰り返すう
ちに吸盤の弾性材が疲労し、応力が集中する角部にクラ
ックが発生して早期に使用不能になる問題があった。By the way, in the conventional vacuum suction device, the inner surface of the suction cup is largely deformed so as to be in close contact with the suctioned surface of the article. However, there has been a problem that cracks occur at the corners where stress concentrates and it becomes unusable at an early stage.
【０００４】本発明は、前述の事情に鑑みてなされたも
ので、真空吸着装置の吸盤の耐久性を向上させることを
目的とする。The present invention has been made in view of the above circumstances, and an object thereof is to improve the durability of a suction cup of a vacuum suction device.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に、請求項１に記載された発明は、負圧源に連なる負圧
通路が形成された支持体の先端に弾性材よりなる概略円
錐状の吸盤を取り付け、負圧通路を介して吸盤の内部空
間を減圧することにより物品を吸着する真空吸着装置に
おいて、物品に対向する吸盤の内面中央部に物品の被吸
着面に当接可能な当接面を突設し、この当接面に負圧通
路と吸盤の内部空間とを連通させる溝を凹設したことを
特徴とする。In order to achieve the above object, the invention described in claim 1 is a general cone made of an elastic material at the tip of a support body in which a negative pressure passage communicating with a negative pressure source is formed. -Shaped suction cup is attached, and in a vacuum suction device that sucks an article by depressurizing the inner space of the suction cup via a negative pressure passage, the suction surface of the article can be brought into contact with the center part of the inner surface of the suction cup facing the article. It is characterized in that a contact surface is provided in a protruding manner, and a groove for communicating the negative pressure passage with the internal space of the suction cup is provided in the contact surface.
【０００６】また請求項２に記載された発明は、請求項
１の構成に加えて、前記弾性材がウレタン樹脂であるこ
とを特徴とする。In addition to the structure of claim 1, the invention described in claim 2 is characterized in that the elastic material is a urethane resin.
【０００７】[0007]
【作用】請求項１の構成によれば、負圧源を作用させた
吸盤を物品の被吸着面に押し付けると、吸盤の内部空間
が支持体の負圧通路を介して減圧されて物品が吸着され
る。このとき、負圧により吸盤の内面が物品の被吸着面
に密着するように変形するが、吸盤の内面中央部に突設
した当接面が物品の被吸着面に当接することにより、吸
盤の過剰な変形が規制されて耐久性が向上する。According to the structure of claim 1, when the suction cup acted by the negative pressure source is pressed against the attracted surface of the article, the internal space of the suction cup is depressurized through the negative pressure passage of the support and the article is attracted. To be done. At this time, the inner surface of the suction cup is deformed by the negative pressure so as to come into close contact with the attracted surface of the article, but the contact surface protruding from the center portion of the inner surface of the sucker comes into contact with the attracted surface of the article, Excessive deformation is restricted and durability is improved.
【０００８】請求項２の構成によれば、吸盤を耐摩耗性
に優れたウレタン樹脂で形成することにより耐久性が一
層向上する。According to the structure of claim 2, durability is further improved by forming the suction cup with a urethane resin having excellent wear resistance.
【０００９】[0009]
【実施例】以下、図面により本発明の実施例について説
明する。Embodiments of the present invention will be described below with reference to the drawings.
【００１０】図１〜図４は本発明の一実施例を示すもの
で、図１はシートローダの側面図、図２は吸着装置の断
面図、図３は図２の３−３線矢視図、図４は作用の説明
図である。1 to 4 show an embodiment of the present invention. FIG. 1 is a side view of a sheet loader, FIG. 2 is a sectional view of a suction device, and FIG. 3 is a view taken along the line 3-3 of FIG. FIG. 4 and FIG. 4 are explanatory views of the operation.
【００１１】図１に示すように、シートローダＲは基台
１上に積み重ねた鋼板Ｓ…を吸着して図示せぬプレス機
に投入するためのもので、ロボットアーム２の先端に設
けた基板３の下面に鋼板Ｓ…を吸着する複数の吸着装置
Ｖを備える。As shown in FIG. 1, the sheet loader R is for adsorbing the steel plates S stacked on the base 1 and putting them into a press machine (not shown), and a substrate provided at the tip of the robot arm 2. A plurality of adsorption devices V for adsorbing the steel plates S ...
【００１２】図２及び図３から明らかなように、吸着装
置Ｖは前記基板３の下面に垂設した支持体４を備える。
支持体４は、その本体を構成するロッド５と、ロッド５
の下端に装着される取付部材６と、取付部材６をロッド
５に結合するボルト７とを備える。ボルト７の軸線に沿
って穿設された負圧通路７1 の上端は、ロッド５の側壁
に連結された負圧管８を介して真空ポンプ９に接続され
る。As is apparent from FIGS. 2 and 3, the adsorption device V includes a support 4 vertically provided on the lower surface of the substrate 3.
The support 4 includes a rod 5 that constitutes the main body of the support 4 and the rod 5
And a bolt 7 for connecting the mounting member 6 to the rod 5. The upper end of the negative pressure passage 7 1 formed along the axis of the bolt 7 is connected to a vacuum pump 9 via a negative pressure pipe 8 connected to the side wall of the rod 5.
【００１３】ウレタン樹脂よりなる吸盤１０は下方に向
けて概略円錐形状に拡開するスカート部１０1 を持ち、
その中心の取付部１０2 に前記取付部材６が埋設され
る。吸盤１０の内面には前記取付部１０2 から下向きに
突出する円形の当接面１０3 が設けられており、この当
接面１０3 には前記ボルト７の負圧通路７1 に連通する
通孔１０4 と、この通孔１０4 から直径方向に延びる一
対の溝１０5 ，１０5 とが凹設される。従って、吸盤１
０の内部空間１１は、溝１０5 ，１０5 、通孔１０4 、
負圧通路７1 及び負圧管８を介して真空ポンプ９に接続
される。The suction cup 10 made of urethane resin has a skirt portion 10 1 which expands downward in a substantially conical shape.
The mounting member 6 is embedded in the mounting portion 10 2 at the center thereof. A circular contact surface 10 3 is provided on the inner surface of the suction cup 10 so as to project downward from the mounting portion 10 2. The contact surface 10 3 communicates with the negative pressure passage 7 1 of the bolt 7. A hole 10 4 and a pair of grooves 10 5 and 10 5 extending diametrically from the through hole 10 4 are provided as a recess. Therefore, sucker 1
The inner space 11 of 0 has grooves 10 5 , 10 5 , through holes 10 4 ,
It is connected to a vacuum pump 9 via a negative pressure passage 7 1 and a negative pressure pipe 8.
【００１４】次に、前述の構成を備えた本発明の実施例
の作用について説明する。Next, the operation of the embodiment of the present invention having the above construction will be described.
【００１５】図２に示すように、吸着装置Ｖを下降させ
て吸盤１０のスカート部１０1 を鋼板Ｓの表面に当接さ
せると、真空ポンプ９により吸盤１０の内部空間１１が
減圧され、大気圧との差圧により鋼板Ｓが吸盤１０に吸
着される。このとき、図４に示すように、減圧された内
部空間１１の容積が減少することにより吸盤１０が上下
方向に圧縮され、その当接面１０3 が鋼板Ｓの表面に当
接する。その結果、スカート部１０1 の内面の全域が鋼
板Ｓの表面に当接するまで吸盤１０が大きく変形するこ
とが回避され、吸盤１０に疲労によるクラックが発生す
ることが防止されて耐久性が向上する。As shown in FIG. 2, when the suction device V is lowered to bring the skirt 10 1 of the suction cup 10 into contact with the surface of the steel plate S, the internal space 11 of the suction cup 10 is depressurized by the vacuum pump 9 so that the suction chamber 10 becomes large. The steel plate S is adsorbed to the suction cup 10 due to the pressure difference from the atmospheric pressure. At this time, as shown in FIG. 4, the volume of the decompressed internal space 11 is reduced, whereby the suction cup 10 is vertically compressed, and the contact surface 10 3 thereof contacts the surface of the steel plate S. As a result, the suction cup 10 is prevented from being largely deformed until the entire inner surface of the skirt portion 10 1 contacts the surface of the steel plate S, and cracks due to fatigue are prevented from occurring in the suction cup 10 and durability is improved. .
【００１６】吸盤１０の当接面１０3 が鋼板Ｓの表面に
当接しても、当接面１０3 に形成した溝１０5 ，１０5
により吸盤１０の内部空間１１と負圧通路７1 との連通
状態が確保され、吸着力が低下することがない。また、
吸着時及び吸着解除時に吸盤１０のスカート部１０1 の
内面が鋼板Ｓの表面に摺接するが、吸盤１０を耐摩耗性
に優れたウレタン樹脂で形成したことにより、アクリロ
ニトリル・ブタジエン・ラバー（ＮＢＲ）製の吸盤に比
べて摩耗に対する耐久性が向上する。Even if the contact surface 10 3 of the suction cup 10 contacts the surface of the steel plate S, the grooves 10 5 , 10 5 formed in the contact surface 10 3
As a result, a communication state between the internal space 11 of the suction cup 10 and the negative pressure passage 7 1 is secured, and the suction force does not decrease. Also,
The inner surface of the skirt portion 10 1 of the suction cup 10 is in sliding contact with the surface of the steel plate S at the time of suction and release of the suction. The durability against abrasion is improved as compared with a suction cup made of steel.
【００１７】而して、ロボットアーム２を駆動して吸着
装置Ｖ…に吸着した鋼板Ｓを搬送し、そこで真空ポンプ
９による吸引を解除することにより、鋼板Ｓをプレス機
に移載することができる。Then, the robot arm 2 is driven to convey the steel plate S adsorbed to the adsorbing device V, and the suction by the vacuum pump 9 is released there, so that the steel plate S can be transferred to the press machine. it can.
【００１８】以上、本発明の実施例を詳述したが、本発
明はその要旨を逸脱しない範囲で種々の設計変更を行う
ことが可能である。Although the embodiments of the present invention have been described in detail above, the present invention can be modified in various ways without departing from the scope of the invention.
【００１９】例えば、吸盤１０の当接面１０3 に形成す
る溝１０5 ，１０5 の数及び形状は実施例に限定され
ず、適宜変更することができる。また、本発明の真空吸
着装置はシートローダＲ以外の任意の用途に適用するこ
とができる。For example, the number and shape of the grooves 10 5 and 10 5 formed on the contact surface 10 3 of the suction cup 10 are not limited to those in the embodiment, and can be changed appropriately. Further, the vacuum suction device of the present invention can be applied to any application other than the sheet loader R.
【００２０】[0020]
【発明の効果】以上のように請求項１に記載された発明
によれば、物品に対向する吸盤の内面中央部に物品の被
吸着面に当接可能な当接面を突設し、この当接面に負圧
通路と吸盤の内部空間とを連通させる溝を凹設したの
で、負圧により吸盤の内面が物品の被吸着面に密着する
ように変形しても、当接面が物品の被吸着面に当接して
吸盤の過剰な変形が規制されるため、吸盤の耐久性が向
上する。As described above, according to the invention described in claim 1, the abutting surface capable of abutting the attracted surface of the article is provided at the center of the inner surface of the suction cup facing the article. Since the groove for connecting the negative pressure passage and the internal space of the suction cup is provided in the contact surface, even if the inner surface of the suction cup is deformed by the negative pressure so as to be in close contact with the attracted surface of the article, the contact surface is Since the suction cup is prevented from being excessively deformed by coming into contact with the surface to be sucked, the durability of the suction cup is improved.
【００２１】また請求項２に記載された発明によれば、
弾性材がウレタン樹脂であるため、摩耗に対する吸盤の
耐久性が向上する。According to the invention described in claim 2,
Since the elastic material is urethane resin, the durability of the suction cup against abrasion is improved.
【図１】シートローダの側面図FIG. 1 is a side view of a sheet loader.
【図２】吸着装置の断面図FIG. 2 is a sectional view of the adsorption device.
【図３】図２の３−３線矢視図FIG. 3 is a view taken along the line 3-3 of FIG.
【図４】作用の説明図FIG. 4 is an explanatory diagram of operation
Ｓ 鋼板（物品） ４ 支持体 ７1 負圧通路 ９ 真空ポンプ（負圧源） １０ 吸盤 １０3 当接面 １０5 溝 １１ 内部空間S Steel plate (article) 4 Support 7 1 Negative pressure passage 9 Vacuum pump (negative pressure source) 10 Sucker 10 3 Contact surface 10 5 Groove 11 Internal space
Claims (2)
が形成された支持体（４）の先端に弾性材よりなる概略
円錐状の吸盤（１０）を取り付け、負圧通路（７1 ）を
介して吸盤（１０）の内部空間（１１）を減圧すること
により物品（Ｓ）を吸着する真空吸着装置において、 物品（Ｓ）に対向する吸盤（１０）の内面中央部に物品
（Ｓ）の被吸着面に当接可能な当接面（１０3 ）を突設
し、この当接面（１０3 ）に負圧通路（７1 ）と吸盤
（１０）の内部空間（１１）とを連通させる溝（１
０5 ）を凹設したことを特徴とする真空吸着装置。1. A negative pressure passage communicating with the negative pressure source (9) (7 1)
Install the suction cup (10) schematically conical made of an elastic material on the tip of the support (4) but are formed, reducing the pressure of the internal space (11) of the suction cup (10) via a negative pressure passage (71) Thus, in the vacuum suction device for sucking the article (S), in the central portion of the inner surface of the suction cup (10) facing the article (S), the contact surface (10 3 ) capable of abutting the attracted surface of the article (S) projecting a groove (1 for communicating the interior space (11) of the abutment surface (10 3) to the negative pressure passage (71) and suction cup (10)
0 5) vacuum suction device, characterized in that the recessed and.
徴とする、請求項１記載の真空吸着装置。2. The vacuum suction device according to claim 1, wherein the elastic material is urethane resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP116995A JPH08188277A (en) | 1995-01-09 | 1995-01-09 | Vacuum suction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP116995A JPH08188277A (en) | 1995-01-09 | 1995-01-09 | Vacuum suction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH08188277A true JPH08188277A (en) | 1996-07-23 |
Family
ID=11493943
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP116995A Pending JPH08188277A (en) | 1995-01-09 | 1995-01-09 | Vacuum suction device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH08188277A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2411314A4 (en) * | 2009-03-27 | 2012-10-10 | Xerex Ab | VENTOUSE COMPRISING REPLACEABLE SEALING SURFACES |
| JP2013066868A (en) * | 2011-09-26 | 2013-04-18 | Dainippon Screen Mfg Co Ltd | Coating device |
| CN103257185A (en) * | 2012-02-20 | 2013-08-21 | 株式会社日立工程服务 | Target absorption fixture and system for ultrasonic inspection |
| CN110125965A (en) * | 2019-05-22 | 2019-08-16 | 上海交通大学 | A kind of sucked type waste material grabbing device for the processing of special-shaped polyurethane foam board |
| EP3838513A1 (en) * | 2019-12-20 | 2021-06-23 | Piab Aktiebolag | Compressible sectioning suction cup lip and suction cup comprising the lip |
| KR20240127809A (en) * | 2023-02-16 | 2024-08-23 | 대한민국(해양경찰청 해양경찰연구센터장) | A portable underwater lighting device |
-
1995
- 1995-01-09 JP JP116995A patent/JPH08188277A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2411314A4 (en) * | 2009-03-27 | 2012-10-10 | Xerex Ab | VENTOUSE COMPRISING REPLACEABLE SEALING SURFACES |
| US8534633B2 (en) | 2009-03-27 | 2013-09-17 | Xerex Ab | Suction cup having replaceable sealing surfaces |
| JP2013066868A (en) * | 2011-09-26 | 2013-04-18 | Dainippon Screen Mfg Co Ltd | Coating device |
| CN103257185A (en) * | 2012-02-20 | 2013-08-21 | 株式会社日立工程服务 | Target absorption fixture and system for ultrasonic inspection |
| KR101505417B1 (en) * | 2012-02-20 | 2015-03-25 | 가부시키가이샤 히타치 파워 솔루션즈 | Target absorption fixture and system for ultrasonic inspection |
| CN103257185B (en) * | 2012-02-20 | 2015-10-28 | 株式会社日立电力解决方案 | Target absorption fixture and system for ultrasonic inspection |
| TWI507684B (en) * | 2012-02-20 | 2015-11-11 | 日立電力解決方案股份有限公司 | Workpiece adsorption fixtures and ultrasonic inspection systems |
| CN110125965A (en) * | 2019-05-22 | 2019-08-16 | 上海交通大学 | A kind of sucked type waste material grabbing device for the processing of special-shaped polyurethane foam board |
| EP3838513A1 (en) * | 2019-12-20 | 2021-06-23 | Piab Aktiebolag | Compressible sectioning suction cup lip and suction cup comprising the lip |
| JP2021104576A (en) * | 2019-12-20 | 2021-07-26 | ピアブ アクチエボラグ | Compressive segmentation suction cup lip and suction cup having the lip |
| US11613027B2 (en) | 2019-12-20 | 2023-03-28 | Piab Aktiebolag | Compressible sectioning suction cup lip and suction cup comprising the lip |
| KR20240127809A (en) * | 2023-02-16 | 2024-08-23 | 대한민국(해양경찰청 해양경찰연구센터장) | A portable underwater lighting device |
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