JP2005350188A5 - - Google Patents

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Publication number
JP2005350188A5
JP2005350188A5 JP2004171312A JP2004171312A JP2005350188A5 JP 2005350188 A5 JP2005350188 A5 JP 2005350188A5 JP 2004171312 A JP2004171312 A JP 2004171312A JP 2004171312 A JP2004171312 A JP 2004171312A JP 2005350188 A5 JP2005350188 A5 JP 2005350188A5
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JP
Japan
Prior art keywords
sheet
pressing
stacking
sheet stacking
stacked
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
Application number
JP2004171312A
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Japanese (ja)
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JP2005350188A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2004171312A priority Critical patent/JP2005350188A/en
Priority claimed from JP2004171312A external-priority patent/JP2005350188A/en
Publication of JP2005350188A publication Critical patent/JP2005350188A/en
Publication of JP2005350188A5 publication Critical patent/JP2005350188A5/ja
Pending legal-status Critical Current

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Claims (4)

シートが積載される昇降可能なシート積載手段と、
前記シート積載手段を昇降させるシート昇降手段と、
前記シート積載手段に積載された前記シートを検知するシート検知手段と、
前記シート検知手段のシート検知動作に基づいて前記シート昇降手段を制御して、前記シート積載手段に積載された前記シートの内、最上位のシートが所定の高さ位置に位置するようにする制御手段と、
前記シート積載手段に積載された前記シートの上面を押さえるシート押さえ手段と、
前記シート積載手段に積載された前記シートをシート搬送方向に沿った少なくとも一方の側端部を整合するシート整合手段と、を備え、
前記シート整合手段は、前記シート押さえ手段が前記シートを押さえているとき、前記シートを整合する位置にいる、
ことを特徴とするシート積載装置。 A sheet stacking means capable of moving up and down to stack sheets;
Sheet elevating means for elevating the sheet stacking means;
Sheet detecting means for detecting the sheets stacked on the sheet stacking means;
Control that controls the sheet lifting and lowering means based on the sheet detection operation of the sheet detection means so that the uppermost sheet among the sheets stacked on the sheet stacking means is positioned at a predetermined height position. Means,
Sheet pressing means for pressing the upper surface of the sheets stacked on the sheet stacking means;
Sheet aligning means for aligning at least one side end along the sheet conveying direction of the sheets stacked on the sheet stacking means,
The sheet aligning means is positioned to align the sheet when the sheet pressing means is pressing the sheet;
A sheet stacking apparatus characterized by that . 前記シート押さえ手段は、前記シート積載手段に積載された前記シートを前記シート搬送方向の上流側に搬送する機能を備え、前記シート押さえ手段によって前記上流側に搬送された前記シートの上流側端部を受け止めるストッパ手段を備えたことを特徴とする請求項１に記載のシート積載装置。 The sheet pressing unit has a function of conveying the sheet stacked on the sheet stacking unit to the upstream side in the sheet conveying direction, and an upstream end portion of the sheet conveyed to the upstream side by the sheet pressing unit. The sheet stacking apparatus according to claim 1 , further comprising stopper means for receiving the sheet. シートに画像を形成する画像形成手段と、
前記画像形成手段によって画像を形成された前記シートが積載されるシート積載装置と、を備え、
前記シート積載装置は、請求項１又は２に記載のシート積載装置であることを特徴とする画像形成装置。 Image forming means for forming an image on a sheet;
A sheet stacking device on which the sheets on which images are formed by the image forming unit are stacked,
The sheet stacking apparatus, an image forming apparatus which is a sheet stacking apparatus according to claim 1 or 2. シートに画像を形成する画像形成手段と、
前記画像形成手段によって画像を形成された前記シートが積載される昇降可能なシート積載手段と、
前記シート積載手段を昇降させるシート昇降手段と、
前記シート積載手段に積載された前記シートを検知するシート検知手段と、
前記シート検知手段のシート検知動作に基づいて前記シート昇降手段を制御して、前記シート検知手段に積載された前記シートの内、最上位のシートが所定の高さ位置に位置するようにする制御手段と、
前記シート積載手段に積載された前記シートの上面を押さえるシート押さえ手段と、
前記シート積載手段に積載された前記シートをシート搬送方向に沿った少なくとも一方の側端部を整合するシート整合手段と、を備え、
前記シート整合手段は、前記シート押さえ手段が前記シートを押さえているとき、前記シートを整合する位置にいる、
ことを特徴とする画像形成装置。 Image forming means for forming an image on a sheet;
A sheet stacking unit capable of moving up and down on which the sheet on which an image is formed by the image forming unit is stacked;
Sheet elevating means for elevating the sheet stacking means;
Sheet detecting means for detecting the sheets stacked on the sheet stacking means;
Control that controls the sheet lifting / lowering means based on the sheet detection operation of the sheet detection means so that the uppermost sheet among the sheets stacked on the sheet detection means is positioned at a predetermined height position. Means,
Sheet pressing means for pressing the upper surface of the sheets stacked on the sheet stacking means;
Sheet aligning means for aligning at least one side end along the sheet conveying direction of the sheets stacked on the sheet stacking means,
The sheet aligning means is positioned to align the sheet when the sheet pressing means is pressing the sheet;
Image forming apparatus characterized by.
JP2004171312A 2004-06-09 2004-06-09 Sheet stacking device and image forming device equipped with it Pending JP2005350188A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004171312A JP2005350188A (en) 2004-06-09 2004-06-09 Sheet stacking device and image forming device equipped with it

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004171312A JP2005350188A (en) 2004-06-09 2004-06-09 Sheet stacking device and image forming device equipped with it

Publications (2)

Publication Number Publication Date
JP2005350188A JP2005350188A (en) 2005-12-22
JP2005350188A5 true JP2005350188A5 (en) 2007-06-14

Family

ID=35584976

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004171312A Pending JP2005350188A (en) 2004-06-09 2004-06-09 Sheet stacking device and image forming device equipped with it

Country Status (1)

Country Link
JP (1) JP2005350188A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5511884B2 (en) * 2012-04-27 2014-06-04 キヤノン株式会社 Sheet stacking apparatus and image forming apparatus

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