JP4841992B2 - 密封容器の製造装置及び密封容器の製造方法 - Google Patents
密封容器の製造装置及び密封容器の製造方法 Download PDFInfo
- Publication number
- JP4841992B2 JP4841992B2 JP2006092205A JP2006092205A JP4841992B2 JP 4841992 B2 JP4841992 B2 JP 4841992B2 JP 2006092205 A JP2006092205 A JP 2006092205A JP 2006092205 A JP2006092205 A JP 2006092205A JP 4841992 B2 JP4841992 B2 JP 4841992B2
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- Prior art keywords
- lid
- container
- welding
- container body
- sealed container
- Prior art date
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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
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/50—General aspects of joining tubular articles; General aspects of joining long products, i.e. bars or profiled elements; General aspects of joining single elements to tubular articles, hollow articles or bars; General aspects of joining several hollow-preforms to form hollow or tubular articles
- B29C66/51—Joining tubular articles, profiled elements or bars; Joining single elements to tubular articles, hollow articles or bars; Joining several hollow-preforms to form hollow or tubular articles
- B29C66/54—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles
- B29C66/542—Joining several hollow-preforms, e.g. half-shells, to form hollow articles, e.g. for making balls, containers; Joining several hollow-preforms, e.g. half-cylinders, to form tubular articles joining hollow covers or hollow bottoms to open ends of container bodies
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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
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/14—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using wave energy, i.e. electromagnetic radiation, or particle radiation
- B29C65/16—Laser beams
- B29C65/1629—Laser beams characterised by the way of heating the interface
- B29C65/1635—Laser beams characterised by the way of heating the interface at least passing through one of the parts to be joined, i.e. laser transmission welding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B29C65/16—Laser beams
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- B29C65/1654—Laser beams characterised by the way of heating the interface scanning at least one of the parts to be joined
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
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- B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
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- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B29C66/8126—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the composition, by the structure, by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps characterised by the intensive physical properties or by the optical properties of the material constituting the pressing elements, e.g. constituting the welding jaws or clamps
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- B29C66/8141—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined
- B29C66/81431—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the surface geometry of the part of the pressing elements, e.g. welding jaws or clamps, coming into contact with the parts to be joined comprising a single cavity, e.g. a groove
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- B29C66/81457—General aspects of the pressing elements, i.e. the elements applying pressure on the parts to be joined in the area to be joined, e.g. the welding jaws or clamps characterised by the design of the pressing elements, e.g. of the welding jaws or clamps characterised by the constructional aspects of the pressing elements, e.g. of the welding jaws or clamps comprising a block or layer of deformable material, e.g. sponge, foam, rubber
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Closing Of Containers (AREA)
- Sealing Of Jars (AREA)
- Laser Beam Processing (AREA)
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Description
本実施形態に係る密封容器の製造装置について説明する。図1に本実施形態に係る密封容器の製造装置の一形態を示す概略図を示した。本実施形態に係る密封容器の製造装置30は、開口部(不図示)を有する容器胴体61と開口部を密閉する蓋63とをレーザー溶接法によって溶着して気密状態とした密封容器の製造装置において、容器胴体61と蓋63との溶接予定箇所64にレーザー光46を照射する蓋溶接手段45と、容器胴体61に装着された蓋63を押さえる押当板44を有し、押当板44のうち少なくとも蓋63を押さえる押当部分44aがレーザー光46に対して透光性を有し、かつ、押当部分44aをレーザー光46の光路上に配置する蓋固定手段43とを、備えることを特徴とする。さらに、密封容器の製造装置30は、容器胴体61に装着された蓋63が密封されていない容器(以後、未密封容器)を供給する容器供給手段41、未密封容器71及び密封容器72を搬送するコンベア又はスターホイール等の容器搬送手段47、容器搬送手段47上の未密封容器71を自転させる自転テーブル48及び密封容器72を容器搬送手段47から排出する容器排出手段49を備えても良い。
本実施形態に係る密封容器の製造装置について説明する。図6に本実施形態に係る密封容器の製造装置の一形態を示す概略図を示した。図1の密封容器の製造装置30と異なる点についてのみ説明する。密封容器の製造装置31は、蓋固定手段43及び蓋溶接手段45に加え、容器搬送手段47a,47b、蓋供給手段52a、蓋搬送手段52b及び回転円盤体53をさらに備える。回転円盤体53に蓋固定手段43及び蓋溶接手段45が設置される。なお、回転円盤体53の蓋63が位置する側と反対となる側に位置している容器胴体61を点線で示した。
3,13,23,33,63 蓋
13a 天面
23a 側面
4,14,24,34,64 溶接予定箇所
9,19,29,39,69 開口部
27 つまみ
30,31 密封容器の製造装置
41 容器供給手段
42 液体
43 蓋固定手段
44 押当板
44a 押当部分
44b 支持部分
45 蓋溶接手段
45a レーザー光照射部
45b 光接続手段
46 レーザー光
47,47a,47b 容器搬送手段
48 自転テーブル
49 容器排出手段
50 押当板駆動機構
51 補助板
52a 蓋供給手段
52b 蓋搬送手段
53 回転円盤体
54 不良容器排除手段
71 未密封容器
72 密封容器
100,200,300,400 密封容器
Claims (6)
- 開口部を有する容器胴体と前記開口部を密閉する蓋とをレーザー溶接法によって溶着して気密状態とした密封容器の製造装置において、
前記容器胴体と前記蓋との溶接予定箇所にレーザー光を照射する蓋溶接手段と、
前記容器胴体に装着された前記蓋を押さえる押当板を有し、前記押当板のうち少なくとも前記蓋を押さえる押当部分が前記レーザー光に対して透光性を有し、かつ、前記押当部分を前記レーザー光の光路上に配置する蓋固定手段とを、備え、前記蓋固定手段は、前記容器胴体に前記蓋を装着する蓋装着手段を兼ねることを特徴とする密封容器の製造装置。 - 前記押当部分は、前記レーザー光の透光率が80%以上であることを特徴とする請求項1に記載の密封容器の製造装置。
- 前記押当板のうち少なくとも前記押当部分が、ガラス又はアクリル樹脂で形成されていることを特徴とする請求項1又は2に記載の密封容器の製造装置。
- 前記レーザー光に対して透光性を有し、かつ、柔軟性を有する補助板を、前記押当部分の表面うち前記蓋と接触する面にさらに接合していることを特徴とする請求項1、2又は3に記載の密封容器の製造装置。
- 前記容器胴体を搬送する容器搬送手段と該容器搬送手段の搬送速度と同じ速度で回転する回転円盤体とをさらに備え、前記蓋固定手段は前記回転円盤体の周縁に等間隔で複数個設置されていることを特徴とする請求項1、2、3又は4に記載の密封容器の製造装置。
- 開口部を有する容器胴体と前記開口部を密閉する蓋とをレーザー溶接法によって溶着して気密状態とした密封容器の製造方法において、
前記容器胴体に装着された前記蓋を押さえる押当板を有し、前記押当板のうち少なくとも前記蓋を押さえる押当部分がレーザー光に対して透光性を有し、かつ、前記押当部分を前記レーザー光の光路上に配置する、蓋装着手段を兼ねた蓋固定手段によって前記容器胴体に前記蓋を装着する工程と、
前記容器胴体に装着された前記蓋を前記押当板で押さえつけ、かつ、前記容器胴体と前記蓋との溶接予定箇所を密着状態としたままで前記押当板の押当部分に前記レーザー光を照射し、前記押当板の押当部分を透過した前記レーザー光を前記溶接予定箇所に照射して溶接を開始する蓋溶接工程を、備えることを特徴とする密封容器の製造方法。
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