JPH022335U

JPH022335U -

Info

Publication number: JPH022335U
Application number: JP7938288U
Authority: JP
Priority date: 1988-06-15
Filing date: 1988-06-15
Publication date: 1990-01-09
Anticipated expiration: 2003-06-15
Also published as: JPH0739901Y2

Description

[Brief explanation of drawings]

第１図はこの考案の一実施例を示すローラバキ
ユーム搬送装置の斜視図、第２図は同じくそのロ
ーラバキユーム搬送装置を一部を断面にして示す
側面図、第３図は同じくその要部のみを示す平面
図、第４図は搬送効率の良い一対のコロを使用し
た搬送装置の例を示す側面図、第５図は同軸上に
多数の搬送ローラを固設した他の実施例を示す平
面図、第６図はさらに異なる他の実施例を簡略化
して示す斜視図、第７図乃至第９図は従来のロー
ラバキユーム搬送装置の例を示す斜視図、一部を
断面にして示す側面図及び用紙の搬送ローラとガ
イド板への接触状態を示す断面図である。１０……バキユーム装置、１１……ローラ軸、
１２……搬送ローラ、１３……ガイド板、１４ａ
……吸引口、ａ，ｂ……接点部、Ｐ……用紙。 Fig. 1 is a perspective view of a roller vacuum conveying device showing an embodiment of this invention, Fig. 2 is a side view showing the roller vacuum conveying device partially in section, and Fig. 3 similarly shows only the essential parts. A plan view, FIG. 4 is a side view showing an example of a conveyance device using a pair of rollers with good conveyance efficiency, and FIG. 5 is a plan view showing another embodiment in which a large number of conveyance rollers are fixed on the same axis. FIG. 6 is a simplified perspective view of another embodiment, and FIGS. 7 to 9 are perspective views showing an example of a conventional roller vacuum conveying device, a side view partially shown in cross section, and a side view showing a sheet conveyance device. FIG. 3 is a cross-sectional view showing a state of contact between a conveyance roller and a guide plate. 10... Vacuum device, 11... Roller shaft,
12... Conveyance roller, 13... Guide plate, 14a
...Suction port, a, b...Contact part, P...Paper.

Claims

[Claims for Utility Model Registration] In a roller vacuum conveyance device that conveys the paper while suctioning one side of the paper by a vacuum device and pressing it against a conveyance roller, a plurality of said conveyance rollers are arranged coaxially at a predetermined interval. 1. A roller vacuum conveyance device, characterized in that a suction port of the vacuum device is disposed between the conveyance rollers in close proximity to a contact portion of the conveyance rollers with the paper.