JPH0366941U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案に係るプリンタにおける用紙姿
勢矯正装置の第一の実施例を示す斜視図、第２図
は同用紙姿勢矯正部の縦断面図、第３図は同装置
の作動を示すタイミングチヤート、第４図は同装
置の姿勢矯正作用を示すフローチヤート、第５図
ａ乃至ｃは同作用を示す説明図、第６図は本考案
の他の実施例を示す斜視図、第７図は同用紙姿勢
矯正部の縦断面図、第８図は従来のプリンタにお
ける用紙姿勢矯正装置の平面略図、第９図ａ及び
ｂは同作用を示す説明図である。 １……搬送テーブル（用紙搬送手段）、３……
用紙姿勢矯正部、４，６……搬送ローラ（用紙搬
送手段）、９……搬送モータ、１１……搬送アイ
ドラローラ（用紙搬送手段）、１５……ソレノイ
ド、１６……矯正ローラ支持アーム、１８……矯
正ローラ（摺動子）、２２，３３……矯正モータ
（用紙移動矯正手段）、２３，３４……ラツチ付
ソレノイド（昇降制御手段）、２４……矯正ロー
ラ抑えバネ、２５……右基準ガイド、２６……左
基準ガイド、２７……位置決め用センサ、２８…
…矯正摺動子支持アーム、３０……摺動子、３１
……摺接ブロツク、３２……ネジ軸、３５……矯
正ブロツク抑えバネ、ａ……用紙。 FIG. 1 is a perspective view showing a first embodiment of the paper posture correction device in a printer according to the present invention, FIG. 2 is a longitudinal sectional view of the paper posture correction unit, and FIG. 3 is a timing diagram showing the operation of the device. 4 is a flowchart showing the posture correcting action of the device; FIGS. 5 a to c are explanatory diagrams showing the same action; FIG. 6 is a perspective view showing another embodiment of the present invention; FIG. FIG. 8 is a schematic plan view of a paper posture correcting device in a conventional printer, and FIGS. 9 a and 9 b are explanatory diagrams showing the same operation. 1... Conveyance table (paper conveyance means), 3...
Paper posture correction unit, 4, 6... Conveyance roller (paper conveyance means), 9... Conveyance motor, 11... Conveyance idler roller (paper conveyance means), 15... Solenoid, 16... Correction roller support arm, 18 ...Correction roller (slider), 22, 33 ... Correction motor (paper movement correction means), 23, 34 ... Solenoid with latch (elevation control means), 24 ... Correction roller holding spring, 25 ... Right Reference guide, 26... Left reference guide, 27... Positioning sensor, 28...
...Correction slider support arm, 30...Slider, 31
...Sliding contact block, 32...Screw shaft, 35...Correction block holding spring, a...Paper.

Claims (1)

【実用新案登録請求の範囲】 (1) 後段のプリンタ又は読取装置に姿勢を矯正
した用紙を供給する用紙搬送路における用紙姿勢
矯正装置において、 搬送テーブル上の用紙をローラ間に挾持又は釈
放し、モータ等の回転駆動装置によつて搬送する
方向に回動停止制御してなる用紙搬送手段と、 前記用紙搬送手段の搬送テーブル両側に位置し
て搬送方向と平行に設けてなる左右一対の基準ガ
イドと、 前記用紙搬送手段の上方に位置した適宜摩擦係
数をもつた摺接子を、搬送テーブル面の用紙面に
向かつて昇降離接する昇降制御手段と、 前記摺接子を介して摺接した用紙を搬送方向と
直交する方向に摺動し、前記両側の基準ガイドと
少なくとも各一回当接する用紙移動矯正手段と、 前記摺接子下に供給された用紙を検出する用紙
センサとからなり、 該部を通過する用紙を摺接子で押圧挾持し、前
記左右の基準ガイドに少なくとも各一回当接せし
め、該当接に伴う摺接子との滑り旋回によつて姿
勢矯正することを特徴とするプリンタにおける用
紙姿勢矯正装置。 (2) 摺接子がローラであり、用紙移動矯正手段
が該ローラを正逆転又は停止制御駆動する制御モ
ータである請求項１記載のプリンタにおける用紙
姿勢矯正装置。[Scope of Claim for Utility Model Registration] (1) In a paper posture correction device in a paper conveyance path that supplies paper with its posture corrected to a subsequent printer or reading device, the paper on a conveyance table is clamped or released between rollers; A paper transport means controlled to stop rotating in the transport direction by a rotary drive device such as a motor, and a pair of left and right reference guides located on both sides of the transport table of the paper transport means and provided parallel to the transport direction. and an elevation control means for raising and lowering a sliding contact having an appropriate friction coefficient located above the paper conveying means toward and away from the paper surface on the conveying table surface, and a sheet of paper that is in sliding contact via the sliding contact. a paper movement correcting means that slides in a direction perpendicular to the conveyance direction and contacts the reference guides on both sides at least once each; and a paper sensor that detects the paper fed under the sliding contact; The sheet passing through the section is pressed and held by a slider, is brought into contact with the left and right reference guides at least once each, and its posture is corrected by sliding and turning with the slider as the paper passes through the contact. Paper posture correction device for printers. (2) A paper posture correcting device in a printer according to claim 1, wherein the sliding contact is a roller, and the paper movement correcting means is a control motor that drives the roller in forward and reverse directions or with stop control.