JP7194659B2 - 溶液の塗布装置および錠剤印刷装置 - Google Patents
溶液の塗布装置および錠剤印刷装置 Download PDFInfo
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- JP7194659B2 JP7194659B2 JP2019172144A JP2019172144A JP7194659B2 JP 7194659 B2 JP7194659 B2 JP 7194659B2 JP 2019172144 A JP2019172144 A JP 2019172144A JP 2019172144 A JP2019172144 A JP 2019172144A JP 7194659 B2 JP7194659 B2 JP 7194659B2
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Description
搬送される印刷対象物に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する溶液の塗布装置であって、
複数のノズルを有し、前記ノズルの吐出口から前記溶液を吐出する印刷ヘッドと、
紫外線領域の波長を有し、前記吐出口を含む領域に対して光を照射する光源と、
前記印刷ヘッドに前記溶液が供給された状態で、前記光源から前記光の照射を受けた前記吐出口の少なくとも1つ含む領域を撮像する撮像部と、
前記撮像部が撮像し、得られた画像から、吐出不良ノズルの有無を判断する制御装置と、
を有することを特徴とする。
搬送される印刷対象物に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する溶液の塗布装置であって、
複数のノズルを有し、前記ノズルの吐出口から前記溶液を吐出する印刷ヘッドと、
紫外線領域の波長を有し、前記吐出口を含む領域に対して光を照射する光源と、
前記印刷ヘッドをワイピングするワイプ機構と、
前記ワイプ機構によってワイピングされた後の前記印刷ヘッドの前記吐出口が形成された面を撮像する撮像部と、
前記撮像部が撮像し、得られた画像から、前記印刷ヘッドの前記吐出口が形成された面の傷の有無を判断する制御装置と、
を有することを特徴とする。
錠剤に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する錠剤印刷装置であって、
前記錠剤を搬送する搬送装置と、
前記錠剤に前記溶液を塗布する上記した溶液の塗布装置と、
を有することを特徴とする。
以下、本発明の実施形態として錠剤の印刷装置を例にとり、図面を用いて説明する。
(印刷工程)
次に、錠剤印刷装置1が行なう印刷工程(印刷処理)について、図10のフローチャートを参照して説明する(図1も適宜参照)。なお、印刷を実行するまでの間には、印刷に要する印刷データなどの各種情報が制御装置110の記憶部に記憶されており、また、供給装置10のホッパ11には印刷対象の錠剤Tbが多数投入されている。
(第2の実施形態)
次に、第2の実施形態について、説明する。本実施形態の内部構成は、上記した第1の実施形態の図1および図2と同様である。本実施形態では、印刷ヘッド51の吐出口52aが形成された面(下面)に生じた傷を検出する。
10 供給装置
20 搬送装置
21 搬送ベルト
30 検出装置
40 第1の撮像装置
50 印刷装置
51 印刷ヘッド
52 ノズル
52a 吐出口
53 昇降機構
60 第2の撮像装置
70 回収装置
80 ヘッド清掃装置
81 ワイプ機構
82 液受け部
83 ボールねじ
84 スライダー
85 モータ
90 吐出不良検出装置
91 撮像部
92 光源
100 画像処理装置
110 制御装置
Tb 錠剤
A1 矢印(搬送方向)
M1 表面
N 不良ノズル
Claims (9)
- 搬送される印刷対象物に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する溶液の塗布装置であって、
複数のノズルを有し、前記ノズルの吐出口から前記溶液を吐出する印刷ヘッドと、
紫外線領域の波長を有し、前記吐出口を含む領域に対して光を照射する光源と、
前記印刷ヘッドに前記溶液が供給された状態で、前記光源から前記光の照射を受けた前記吐出口の少なくとも1つ含む領域を撮像する撮像部と、
前記撮像部が撮像し、得られた画像から、吐出不良ノズルの有無を判断する制御装置と、
を有することを特徴とする溶液の塗布装置。 - 前記印刷ヘッドをワイピングするワイプ機構を有し、
前記撮像部は、前記ワイプ機構と一体に、固定されて設けられることを特徴とする請求項1記載の溶液の塗布装置。 - 前記ワイプ機構は、前記印刷対象物の搬送方向に直交する方向に移動することを特徴とする請求項2記載の溶液の塗布装置。
- 前記ワイプ機構と一体に設けられ、前記印刷ヘッドから吐出される溶液を受ける液受け部をさらに有し、
前記ワイプ機構がワイピングを行っていない待機位置にあるときにおいて、前記印刷ヘッドに近い方から前記撮像部、前記ワイプ機構、前記液受け部の順に並ぶように設けられることを特徴とする請求項3記載の溶液の塗布装置。 - 前記撮像部は、前記ワイプ機構によるワイピングに追従しながら、前記吐出口を撮像することを特徴とする請求項2乃至請求項4のいずれか一項記載の溶液の塗布装置。
- 前記制御装置は、前記吐出不良ノズルが有ると判断した場合、前記ワイプ機構にワイピングを行わせる請求項2乃至請求項5のいずれか一項記載の溶液の塗布装置。
- 前記制御装置はさらに、前記画像から前記印刷ヘッドの前記吐出口が形成された面の、傷の有無を検出する請求項1乃至請求項6いずれか一項記載の溶液の塗布装置。
- 搬送される印刷対象物に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する溶液の塗布装置であって、
複数のノズルを有し、前記ノズルの吐出口から前記溶液を吐出する印刷ヘッドと、
紫外線領域の波長を有し、前記吐出口を含む領域に対して光を照射する光源と、
前記印刷ヘッドをワイピングするワイプ機構と、
前記ワイプ機構によってワイピングされた後の前記印刷ヘッドの前記吐出口が形成された面を撮像する撮像部と、
前記撮像部が撮像し、得られた画像から、前記印刷ヘッドの前記吐出口が形成された面の傷の有無を判断する制御装置と、
を有することを特徴とする溶液の塗布装置。 - 錠剤に対して、紫外線領域の波長の光の照射を受けると光を発する蛍光物質を含む溶液を塗布する錠剤印刷装置であって、
前記錠剤を搬送する搬送装置と、
前記錠剤に前記溶液を塗布する請求項1乃至請求項8のいずれか一項記載の溶液の塗布装置と、
を有することを特徴とする錠剤印刷装置。
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