JPH02132248U

JPH02132248U -

Info

Publication number: JPH02132248U
Application number: JP4195689U
Authority: JP
Priority date: 1989-04-10
Filing date: 1989-04-10
Publication date: 1990-11-02

Description

[Brief explanation of drawings]

第１図はこの考案による画像形成装置の中間ト
レイ集積装置の一実施例を示す平面図、第２図は
同じくその中間トレイ集積装置を画像形成装置で
ある複写機の搬送系の一部と共に示す概略構成図
、第３図はサイドフエンス移動手段５０を示す平
面図、第４図及び第５図はそれぞれＡ，Ｂ列の用
紙を短手側を搬送方向にしてそれをセンター搬送
基準で揃えた状態及びその用紙を端面搬送基準で
揃えた状態を示す説明図、第６図はサイドフエン
ス移動手段にソレノイドを用いた他の実施例を示
す第１図と同様な平面図である。１０……両面装置、１１……中間トレイ、２０
……中間トレイ集積装置、２１，２２……サイド
フエンス、２３……先端フエンス、２６……駆動
ワイヤ、２７ａ，２７ｂ，２７ｃ……プーリ、２
８……ワイヤ駆動モータ、２９……駆動プーリ、
３０……搬送装置、４０……再給紙装置、５０，
６０……サイドフエンス移動手段、６１……ソレ
ノイド、６２……駆動レバー、Ｐ……転写紙（用
紙）。 FIG. 1 is a plan view showing an embodiment of an intermediate tray stacking device of an image forming apparatus according to this invention, and FIG. 2 similarly shows the intermediate tray stacking device together with a part of a conveyance system of a copying machine which is an image forming device. A schematic configuration diagram, FIG. 3 is a plan view showing the side fence moving means 50, and FIGS. 4 and 5 show sheets in rows A and B, respectively, arranged with the short side in the transport direction and aligned with the center transport reference. FIG. 6 is a plan view similar to FIG. 1 showing another embodiment in which a solenoid is used as the side fence moving means. 10...Double-sided device, 11...Intermediate tray, 20
...Intermediate tray accumulating device, 21, 22...Side fence, 23...Tip fence, 26...Drive wire, 27a, 27b, 27c...Pulley, 2
8... Wire drive motor, 29... Drive pulley,
30... Conveying device, 40... Paper refeeding device, 50,
60... Side fence moving means, 61... Solenoid, 62... Drive lever, P... Transfer paper (paper).

Claims

[Claims for Utility Model Registration] A pair of side fences that can be approached and separated to regulate the edges of both sides in the direction of conveyance of paper with an image formed on one side and conveyed to an intermediate tray, and to align it at a predetermined position, and its conveyance. In the intermediate tray stacking device of the image forming apparatus, the intermediate tray stacking device includes a leading edge fence for regulating the position of the leading edge of the paper, at least one of the pair of side fences is formed integrally with the leading edge fence, and the side fence is configured to control the position of the leading edge of the paper. 1. An intermediate tray stacking device for an image forming apparatus, characterized in that a side fence moving means is provided for moving received sheets in a direction inclined at a predetermined angle so as to keep the aspect ratio of sheets constant with respect to the carrying direction.