JP2513793B2 - Width adjustment mechanism for sheet-like medium - Google Patents
Width adjustment mechanism for sheet-like mediumInfo
- Publication number
- JP2513793B2 JP2513793B2 JP17405188A JP17405188A JP2513793B2 JP 2513793 B2 JP2513793 B2 JP 2513793B2 JP 17405188 A JP17405188 A JP 17405188A JP 17405188 A JP17405188 A JP 17405188A JP 2513793 B2 JP2513793 B2 JP 2513793B2
- Authority
- JP
- Japan
- Prior art keywords
- medium
- width
- sheet
- roller
- shifting
- 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.)
- Expired - Fee Related
Links
Landscapes
- Registering Or Overturning Sheets (AREA)
Description
【発明の詳細な説明】 〔概 要〕 搬送中のシート状媒体を幅寄せするための幅寄せ機構
に関し、 幅寄せ操作の効率化を目的とし、 媒体搬送路の外側に配置された軸受によって回転可能
に支持された回転軸を一方の端部側に装備し，かつ搬送
中のシート状媒体と接触することによって回転駆動され
る誘導ローラを他方の端部側に装備してなる幅寄せ部材
と、一方の端部に設けられたバネ部材を介して装置本体
に取着され，他方の端部に前記シート状媒体とその外周
面を接触させた搬送ローラを装備してなる媒体搬送部材
とによって構成される。DETAILED DESCRIPTION OF THE INVENTION [Overview] A width-adjusting mechanism for width-adjusting a sheet-like medium being conveyed, which is rotated by a bearing arranged outside a medium-conveying path for the purpose of improving the efficiency of the width-adjusting operation. A width-shifting member having a rotatably supported rotation shaft at one end and a guide roller rotatably driven by contact with a sheet medium being conveyed at the other end. A medium conveying member which is attached to the main body of the apparatus via a spring member provided at one end portion, and which is provided at the other end portion with the sheet-shaped medium and a conveying roller whose outer peripheral surface is in contact with the medium. Composed.
本発明は、搬送中の媒体を媒体搬送路上に設けられた
基準面側へ誘導するシート状媒体の幅寄せ機構（以下幅
寄せ機構と呼ぶ）に関する。The present invention relates to a sheet medium width adjusting mechanism (hereinafter referred to as a width adjusting mechanism) that guides a medium being conveyed to a reference surface side provided on a medium conveying path.
第４図（ａ）と（ｂ）は従来の幅寄せ機構の構成と動
作を示す模式的要部側断面図であって、（ａ）は幅寄せ
操作を行う以前の状態を示し、（ｂ）は幅寄せ操作時の
状態を示す。4 (a) and 4 (b) are schematic side sectional views showing the structure and operation of a conventional width-shifting mechanism, wherein FIG. 4 (a) shows the state before performing the width-shifting operation, and FIG. ) Indicates the state during the width-shifting operation.
第４図（ａ）および（ｂ）に示すように、この幅寄せ
機構は、シート状媒体（以下、媒体と呼ぶ）10を上下か
ら挟持した形で回転する（この図の場合、媒体10は紙表
から→紙背方向へ，或いは紙背から→紙表方向へ搬送さ
れる）搬送ローラ25,26と、搬送中の媒体10に作用して
これを媒体搬送路20上に設けられた基準面Ｋ側へ移動
（幅寄せ）させる幅寄せローラ30とによって構成されて
いる。以下その幅寄せ動作について説明する。As shown in FIGS. 4 (a) and 4 (b), this width-shifting mechanism rotates a sheet-like medium (hereinafter referred to as medium) 10 while sandwiching it from above and below (in this case, the medium 10 is (Transfer from the paper surface to the paper spine direction or from the paper spine to the paper paper surface direction) Conveyance rollers 25 and 26 and a reference surface K provided on the medium conveyance path 20 by acting on the medium 10 being conveyed. It is configured by a width-shifting roller 30 that moves (width-shifts) to the side. The width-shifting operation will be described below.
．搬送ローラ25と26の回転を停止する。. The rotation of the transport rollers 25 and 26 is stopped.
．上側の搬送ローラ25のみを第４図（ｂ）に示す如く
矢印Ａ方向に退避させる。. Only the upper conveying roller 25 is retracted in the direction of arrow A as shown in FIG. 4 (b).
．代わって幅寄せローラ30を矢印Ｂ方向に下降させて
これを媒体10に密接させる。. Instead, the width-adjusting roller 30 is lowered in the direction of arrow B to bring it into close contact with the medium 10.
．幅寄せローラ30を矢印Ｃ方向に回動させる。この幅
寄せローラ30の回動により、媒体10は矢印Ｄ方向へ移動
して基準面Ｋ側へ幅寄せされる。. The width-shifting roller 30 is rotated in the arrow C direction. By the rotation of the width-adjusting roller 30, the medium 10 is moved in the direction of arrow D and width-adjusted to the reference plane K side.
．幅寄せが終わると幅寄せローラ30は矢印Ｂ′方向に
退避し、代わって搬送ローラ25が矢印Ａ′方向に下降し
てくる。そして、媒体10の搬送が再開される。. When the width adjustment is completed, the width adjustment roller 30 retracts in the arrow B'direction, and instead, the transport roller 25 descends in the arrow A'direction. Then, the conveyance of the medium 10 is restarted.
なお、幅寄せローラ30の代わりに羽根車を用いた幅寄
せ機構も多く使用されている。A width-shifting mechanism using an impeller instead of the width-shifting roller 30 is often used.
しかしながら、上記従来の幅寄せ機構は、幅寄せを行
う度毎に媒体の搬送を停止させる必要があるため、時間
的なロスが大きく，従って装置効率が良くない、といっ
た問題点があった。However, the above-described conventional width-adjusting mechanism has a problem in that it is necessary to stop the conveyance of the medium each time the width-adjusting is performed, resulting in a large time loss, and thus the device efficiency is not good.
本発明はこのような問題点を解決するためになされた
もので、媒体の搬送を行いながら，つまり装置を稼働状
態にさせたままで、しかも自動的に幅寄せを行い得る点
にその特徴がある。The present invention has been made to solve such a problem, and is characterized in that the width can be automatically adjusted while the medium is being conveyed, that is, while the apparatus is in the operating state. .
本発明による幅寄せ機構は、第１図の原理図に示すよ
うに、媒体搬送路20の外側に配置された軸受によって回
転可能に支持された回転軸３を一方の端部側に装備し，
かつ搬送中の媒体10と接触することによって回転駆動さ
れる誘導ローラ４と他方の端部側に装備してなる幅寄せ
部材５と、バネ部材（図示せず）を介して装置本体に取
着され，他方の端部側に前記シート状媒体10とその外周
面を接触させた搬送ローラを装備してなる媒体搬送部材
15とによって構成される。As shown in the principle diagram of FIG. 1, the width-shifting mechanism according to the present invention is equipped with a rotating shaft 3 rotatably supported by a bearing arranged outside the medium conveying path 20 on one end side,
In addition, the guide roller 4 is driven to rotate by coming into contact with the medium 10 being conveyed, the width-shifting member 5 mounted on the other end side, and the spring member (not shown) to attach to the apparatus main body. A medium conveying member having the sheet-shaped medium 10 and a conveying roller in contact with the outer peripheral surface thereof on the other end side.
It consists of 15 and.
〔作 用〕 このように構成された幅寄せ機構は、媒体10の移動に
対応して幅寄せ部材５が矢印Ｒ方向に回動し、誘導ロー
ラ４の位置と媒体搬送部材15の姿勢とが第１図に示す如
く変化する。その結果、矢印Ｐ方向に搬送されていた媒
体10は、矢印P1方向へとその進路を変え、基準面Ｋ側へ
幅寄せされる。[Operation] In the width-shifting mechanism configured as described above, the width-shifting member 5 rotates in the direction of arrow R in response to the movement of the medium 10, and the position of the guide roller 4 and the posture of the medium conveying member 15 are changed. It changes as shown in FIG. As a result, the medium 10 being conveyed in the direction of arrow P changes its course in the direction of arrow P 1 and is moved closer to the reference plane K side.
以下実施例図に基づいて本発明を詳細に説明する。 The present invention will be described in detail below with reference to the accompanying drawings.
第２図は本発明の一実施例を示す要部斜視図、第３図
（ａ）と（ｂ）は本発明に用いる構成部材の細部構造を
示す模式的斜視図であるが、前記第１図，第４図と同一
部分には同一符号を付している。FIG. 2 is a perspective view of an essential part showing an embodiment of the present invention, and FIGS. 3 (a) and 3 (b) are schematic perspective views showing a detailed structure of constituent members used in the present invention. The same parts as those in FIGS. 4 and 5 are designated by the same reference numerals.
第２図に示すように、本発明による幅寄せ機構は、媒
体搬送路20の外側に配置された上下一対の軸受１〔第３
図（ｂ）参照〕によって回動可能に支持された回転軸３
を一方の端部側に装備し，かつ搬送中の媒体10と接触す
ることによって回転駆動される一対の誘導ローラ４を他
方の端部側に装備した幅寄せ部材５と、一方の端部に設
けられたバネ部材13を介して装置本体50に取着され、他
方の端部側に前記媒体10とその外周面を接触させた形で
配置された搬送ローラ14を装備してある媒体搬送部材15
と、によって構成されている。図中、７は媒体10の進路
変更が急激に行われるのを防止するために設けられたス
トッパであって、該ストッパ７の配設位置は、媒体10の
進路変更角度θに応じて設計段階で決められる。As shown in FIG. 2, the width-shifting mechanism according to the present invention includes a pair of upper and lower bearings 1 [third part] arranged outside the medium transport path 20.
FIG. 2B]] The rotation shaft 3 rotatably supported according to FIG.
And a pair of guide rollers 4 rotatably driven by coming into contact with the medium 10 being conveyed on the other end side, and a width adjusting member 5 on one end side. A medium conveying member which is attached to the apparatus main body 50 via the provided spring member 13 and which is provided with a conveying roller 14 arranged on the other end side so that the medium 10 and its outer peripheral surface are in contact with each other. 15
And, In the figure, 7 is a stopper provided to prevent the course of the medium 10 from being suddenly changed, and the position of the stopper 7 is set at a design stage according to the course changing angle θ of the medium 10. Can be determined by.
前記媒体搬送部材15は、第３図（ａ）にその詳細を示
すように、媒体10の搬送を司る駆動ローラ16と対向する
位置に配置された搬送ローラ14を装備すると共に、バネ
部材13を介して装置本体50に取着されている。この搬送
ローラ14は、蔓巻型のバネ部材13によって支持されてい
るので、該バネ部材13の軸方向の中心Ｏを回転中心とし
て、矢印Ｍ−Ｍ′方向にその姿勢を自在に変化し得る。As shown in detail in FIG. 3 (a), the medium transport member 15 is equipped with a transport roller 14 arranged at a position facing a drive roller 16 that controls the transport of the medium 10, and also includes a spring member 13. It is attached to the main body 50 of the device. Since the carrying roller 14 is supported by the spiral-shaped spring member 13, its posture can be freely changed in the direction of the arrow MM 'with the axial center O of the spring member 13 as the center of rotation. .
また幅寄せ部材５は、第３図（ｂ）に示すように、軸
受１との摩擦を小さくするためのピボット3aが形成され
た回転軸３を一方の端部側に装備し、他方の端部側には
一対の誘導ローラ４を装備し、かつこれら回転軸3,及び
誘導ローラ４は、バネ性を有する板材，例えばバネ用ス
テンレス板、燐青銅板、等より成るホルダ２上に配置さ
れている。このホルダ２がバネ材で製作されているの
は、誘導ローラ４が媒体10を適当な力で押圧する必要か
らである。なお、前記回転軸３を回動可能に支持する軸
受１側にも前記ピボット3aに対応するピボット孔1aが形
成されている。Further, as shown in FIG. 3 (b), the width-shifting member 5 is equipped with a rotary shaft 3 having a pivot 3a for reducing friction with the bearing 1 on one end side and the other end. A pair of guide rollers 4 are provided on the side of the unit, and the rotary shaft 3 and the guide roller 4 are arranged on a holder 2 made of a plate material having a spring property, for example, a stainless plate for spring, a phosphor bronze plate, or the like. ing. The holder 2 is made of a spring material because the guide roller 4 needs to press the medium 10 with an appropriate force. A pivot hole 1a corresponding to the pivot 3a is also formed on the bearing 1 side that rotatably supports the rotary shaft 3.
以下本発明による幅寄せ機構の差を第２図，および第
３図を用いて説明する。The difference in the width-shifting mechanism according to the present invention will be described below with reference to FIGS. 2 and 3.
．媒体10を矢印Ｐ方向から装置本体50に挿入する。. The medium 10 is inserted into the apparatus main body 50 from the arrow P direction.
．挿入された媒体10は駆動ローラ16と搬送ローラ14に
よって矢印Ｐ方向へ搬送される。. The inserted medium 10 is conveyed in the direction of arrow P by the driving roller 16 and the conveying roller 14.
．搬送された媒体10が誘導ローラ４に接触すると、幅
寄せ部材５は媒体10に押されて矢印Ｒ方向に回動する。. When the conveyed medium 10 contacts the guide roller 4, the width-shifting member 5 is pushed by the medium 10 and rotates in the direction of arrow R.
．この幅寄せ部材５の回動によって矢印Ｐ方向に搬送
されていた媒体10は誘導ローラ４の影響を受けて矢印P1
方向に向きを変える。媒体10の向きが変わると、それに
追随して搬送ローラ14も矢印Ｍ方向にその姿勢を変化さ
せる。. The medium 10 being conveyed in the direction of arrow P due to the rotation of the width-shifting member 5 is influenced by the guide roller 4 and is indicated by arrow P 1
Change direction. When the orientation of the medium 10 changes, the conveyance roller 14 also changes its posture in the direction of arrow M following the change.
．その結果、媒体10は矢印P1方向に誘導されて基準面
Ｋ側へ幅寄せされる。. As a result, the medium 10 is guided in the direction of the arrow P 1 and is moved to the reference plane K side.
このように、本発明の幅寄せ機構は、媒体10が幅寄せ
部材５側に装備された誘導ローラ４の接触することによ
って、自動的に基準面Ｋ側へ幅寄せされるので、従来の
ように幅寄せ時に装置を停止させる必要が無い。In this way, the width-adjusting mechanism of the present invention automatically moves the medium 10 to the reference plane K side when the guide roller 4 mounted on the width-adjusting member 5 side comes into contact with the medium 10, so that the conventional arrangement is performed. There is no need to stop the device when moving to the side.
以上の説明から明らかなように本発明によれば、媒体
と幅寄せ部材との接触により、媒体が自動的に基準面側
へ誘導される構成になっているので、幅寄せのために装
置を停止させる等の処置を講じる必要がないので、装置
の稼動効率を大幅に向上させることができる。As is clear from the above description, according to the present invention, the medium is automatically guided to the reference surface side by the contact between the medium and the width-shifting member. Since it is not necessary to take measures such as stopping, the operating efficiency of the device can be greatly improved.
第１図は本発明の原理を説明するための模式的要部平面
図、 第２図は本発明の一実施例を示す要部斜視図、 第３図（ａ）と（ｂ）は本発明に用いる構成部材の細部
構造を示す要部斜視図、 第４図（ａ）と（ｂ）は従来の幅寄せ機構の構成と動作
を示す要部側断面図である。 図中、１は軸受、 ２はホルダ、 ３は回転軸、 ４は誘導ローラ、 ５は幅寄せ部材、 ７はストッパ、 10は媒体（シート状媒体）、 13はバネ部材、 14は搬送ローラ、 15は媒体搬送部材、 16は駆動ローラ、 20は媒体搬送路、 50は装置本体、 Ｋは基準面、 をそれぞれ示す。FIG. 1 is a schematic plan view of an essential part for explaining the principle of the present invention, FIG. 2 is a perspective view of an essential part showing an embodiment of the present invention, and FIGS. 3 (a) and 3 (b) show the present invention. FIG. 4 (a) and FIG. 4 (b) are side sectional views of the main part showing the structure and operation of the conventional width-shifting mechanism. In the figure, 1 is a bearing, 2 is a holder, 3 is a rotating shaft, 4 is a guide roller, 5 is a width-shifting member, 7 is a stopper, 10 is a medium (sheet medium), 13 is a spring member, 14 is a conveying roller, Reference numeral 15 is a medium transport member, 16 is a drive roller, 20 is a medium transport path, 50 is an apparatus main body, and K is a reference plane.
Claims (1)
（１）によって回転可能に支持された回転軸（３）を一
方の端部側に装備し、かつ搬送中のシート状媒体（10）
と接触することによって回転駆動される誘導ローラ
（４）と他方の端部側に装備してなる幅寄せ部材（５）
と、 一方の端部に設けられたバネ部材（13）を介して装置本
体（50）に取着され、他方の端部に前記シート状媒体
（10）とその外周面を接触させた搬送ローラ（14）を装
備してなる媒体搬送部材（15）とによって構成され、 前記シート状媒体（10）の移動に対応してそれぞれその
位置と姿勢が変化する前記誘導ローラ（４），および搬
送ローラ（14）によって、前記シート状媒体（10）が前
記媒体搬送路（20）上に設けられた基準面（Ｋ）側へ誘
導されるようにしたことを特徴とするシート状媒体の幅
寄せ機構。1. A sheet-like medium which is equipped with a rotating shaft (3) rotatably supported by a bearing (1) arranged outside a medium conveying path (20) at one end side and is being conveyed. (Ten)
A guide roller (4) which is driven to rotate by contact with the guide roller (4) and a width-shifting member (5) equipped on the other end side
And a conveying roller which is attached to the apparatus body (50) via a spring member (13) provided at one end, and the sheet medium (10) and its outer peripheral surface are in contact with the other end. A guide roller (4) and a transfer roller, which are configured by a medium transfer member (15) equipped with (14), and whose position and orientation change in response to the movement of the sheet-like medium (10). (14) The sheet medium (10) is guided to the reference surface (K) side provided on the medium conveying path (20), and the sheet medium width adjusting mechanism is characterized in that .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17405188A JP2513793B2 (en) | 1988-07-12 | 1988-07-12 | Width adjustment mechanism for sheet-like medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17405188A JP2513793B2 (en) | 1988-07-12 | 1988-07-12 | Width adjustment mechanism for sheet-like medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0223135A JPH0223135A (en) | 1990-01-25 |
| JP2513793B2 true JP2513793B2 (en) | 1996-07-03 |
Family
ID=15971764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17405188A Expired - Fee Related JP2513793B2 (en) | 1988-07-12 | 1988-07-12 | Width adjustment mechanism for sheet-like medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2513793B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3349922B2 (en) * | 1997-06-13 | 2002-11-25 | 富士通株式会社 | Printer device |
-
1988
- 1988-07-12 JP JP17405188A patent/JP2513793B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0223135A (en) | 1990-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |