JP2505554B2 - Paper ejection device for rotary printing press - Google Patents

Paper ejection device for rotary printing press

Info

Publication number
JP2505554B2
JP2505554B2 JP29626888A JP29626888A JP2505554B2 JP 2505554 B2 JP2505554 B2 JP 2505554B2 JP 29626888 A JP29626888 A JP 29626888A JP 29626888 A JP29626888 A JP 29626888A JP 2505554 B2 JP2505554 B2 JP 2505554B2
Authority
JP
Japan
Prior art keywords
folding
impeller
roller
belt
rotary printing
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 - Lifetime
Application number
JP29626888A
Other languages
Japanese (ja)
Other versions
JPH02144364A (en
Inventor
和利 能見
幹雄 本岡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP29626888A priority Critical patent/JP2505554B2/en
Publication of JPH02144364A publication Critical patent/JPH02144364A/en
Application granted granted Critical
Publication of JP2505554B2 publication Critical patent/JP2505554B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H29/00Delivering or advancing articles from machines; Advancing articles to or into piles
    • B65H29/38Delivering or advancing articles from machines; Advancing articles to or into piles by movable piling or advancing arms, frames, plates, or like members with which the articles are maintained in face contact
    • B65H29/40Members rotated about an axis perpendicular to direction of article movement, e.g. star-wheels formed by S-shaped members
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H39/00Associating, collating, or gathering articles or webs
    • B65H39/02Associating,collating or gathering articles from several sources
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2301/00Handling processes for sheets or webs
    • B65H2301/40Type of handling process
    • B65H2301/44Moving, forwarding, guiding material
    • B65H2301/445Moving, forwarding, guiding material stream of articles separated from each other
    • B65H2301/4454Merging two or more streams
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65HHANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2801/00Application field
    • B65H2801/03Image reproduction devices
    • B65H2801/21Industrial-size printers, e.g. rotary printing press

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)
  • Discharge By Other Means (AREA)

Description

【発明の詳細な説明】 (産業上の利用分野) 本発明は,輪転印刷機の排紙装置に関するものであ
る。
TECHNICAL FIELD The present invention relates to a paper discharge device of a rotary printing press.

(従来の技術) 従来の輪転印刷機の排紙装置を第2図により説明する
と,(46a)が直角折り装置の上段折アーム,(30a)が
同上段折りアーム(46a)の先端部に取付けた上段折り
ブレード,(46a)が直角折り装置の下段折りアーム,
(30b)が同下段折りアーム(46b)の先端部に取付けた
上段折りブレード,(36a)(48a)が上段折込みロー
ラ,(36b)(48b)が下段折込みローラ,(60)(62)
が上段搬送ベルト,(40a)が上部折帖,(40b)が下部
折帖,(64)が羽根車,(66)が排紙コンベア,(68)
が上段搬送ベルト(60)(62)の折帖搬送距離調整用ロ
ーラ,(70)が同折帖搬送距離調整用ローラ(68)の位
置調整ねじ,(72)(72)が上段搬送ベルト(60)(6
2)の張力調整用ローラ,(74)(74)が同各張力調整
用ローラ(72)の位置調整ねじで,同折帖搬送距離調整
用ローラ(68)とその前後に配設したローラ(※印参
照)とが上段搬送ベルト(60)(62)の搬送方向を変え
て,上部折帖(40a)の羽根車(64)の羽根間へ落下す
るタイミングを調整するようになっている。なお上段搬
送ベルト(60)(62)の同折帖搬送距離調整用ローラ
(68)に対する巻付け角は,略90°である。また同上段
搬送ベルト(60)(62)が上段折込みローラ(36a)(4
8a)に巻付けられて,上部折帖(40a)の入口端が形成
され,同上段搬送ベルト(60)(62)が羽根車(64)近
傍のローラ(☆印参照)に巻付けられて,上部折帖(40
a)の出口端が形成されており,直角折り装置の上段折
きブレード(30a)により直角折りされた上部折帖(40
a)が上段搬送ベルト(60)(62)の入口端から上段搬
送ベルト(60)(62)間へ入り,それからは同上段搬送
ベルト(60)(62)により挟持,搬送されて,同上段搬
送ベルト(60)(62)の出口端から羽根車(64)の羽根
間へ落下する。一方,直角折り装置の下段折りブレード
(30b)により直角折りされた上部折帖(40b)が羽根車
(64)の次の羽根間へ直接落下する。それからも同様に
上部折帖(40a)と下部折帖(40b)とが羽根車(64)の
羽根間へ交互に落下し,上部折帖(40a)と下部折帖(4
0b)とが一列に合流して,排紙コンベア(66)へ排紙さ
れるようになっている。
(Prior Art) A conventional paper discharge device of a rotary printing press will be described with reference to FIG. 2. (46a) is attached to the upper folding arm of a right-angle folding device, and (30a) is attached to the tip of the upper folding arm (46a). The upper folding blade, (46a) is the lower folding arm of the right-angle folding device,
(30b) is an upper folding blade attached to the tip of the lower folding arm (46b), (36a) (48a) is an upper folding roller, (36b) (48b) is a lower folding roller, (60) (62)
Is the upper conveyor belt, (40a) is the upper folding tab, (40b) is the lower folding tab, (64) is the impeller, (66) is the paper discharge conveyor, (68)
Is a roller for adjusting the folding conveyance distance of the upper conveyance belts (60) (62), (70) is a position adjusting screw for the rollers for adjusting the folding conveyance distance (68), and (72) (72) are the upper conveyance belts ( 60) (6
The tension adjusting rollers (2), (74) and (74) are position adjusting screws for the respective tension adjusting rollers (72), and the same folding sheet conveying distance adjusting roller (68) and rollers arranged before and after it ( (See *) changes the conveyance direction of the upper conveyor belts (60) (62) and adjusts the timing of falling between the blades of the impeller (64) of the upper folding plate (40a). The wrap angle of the upper conveyor belts (60, 62) with respect to the same folding conveyor distance adjusting roller (68) is about 90 °. In addition, the upper conveyor belts (60) (62) are connected to the upper folding rollers (36a) (4
8a), the inlet end of the upper folding plate (40a) is formed, and the upper conveyor belts (60) (62) are wound around the rollers (see *) near the impeller (64). , Upper fold (40
The exit end of a) is formed, and the upper folding tab (40a) folded at right angles by the upper folding blade (30a) of the right-angle folding device.
a) enters between the upper transfer belts (60) (62) from the entrance end of the upper transfer belts (60) (62), and is sandwiched and transferred by the upper transfer belts (60) (62) from the upper transfer belts (60) (62). From the exit end of the conveyor belts (60) (62), it falls between the blades of the impeller (64). On the other hand, the upper folding plate (40b) folded at a right angle by the lower folding blade (30b) of the right angle folding device directly falls between the blades next to the impeller (64). Then, similarly, the upper fold (40a) and the lower fold (40b) fall alternately between the blades of the impeller (64), and the upper fold (40a) and the lower fold (4).
0b) merges in a line and is discharged to the discharge conveyor (66).

(発明が解決しようとする課題) 前記第2図に示す従来の輪転印刷機の排紙装置では,
(I)下部折帖(40b)が羽根車(64)へ直接落下する
ので,下部折帖(40b)の姿勢が羽根車(64)内で安定
しなくて,排紙コンベア(66)上で下部折帖(40b)の
搬送姿勢が乱れる。(II)帯状の搬送ベルト(60)(6
2)が上段折込みローラ(36a)(48a)に巻付けられて
おり、上段折込みローラ(36a)(48a)が上部折帖(40
a)に直接接触しないので,上部折帖(40a)に折目が充
分に付かない。(III)折帖搬送距離調整用ローラ(6
8)を移動し,同ローラ(68)とその前後に配設したロ
ーラ(※印参照)とにより搬送ベルト(60)(62)の搬
送方向を変えて,上部折帖(40a)の羽根車(64)の羽
根間へ落下するタイミングを調整するだけでは,下部折
帖(40b)の紙先が羽根車(64)の羽根底に完全に当接
しないうちに,上部折帖(40a)が羽根車(64)の羽根
間へ入り始め,下部折帖(40a)の紙尻と上部折帖(40
a)の紙先とが干渉して,羽根車(64)から排紙コンベ
ア(66)への排紙が乱れる。(IV)下部折帖(40a)が
羽根車(64)に入る点と上部折帖(40a)が羽根車(6
4)に入る点との間隔を調整できない。(V)上段搬送
ベルト(60)(62)の折帖搬送距離調整用ローラ(68)
に対する巻付け角が略90°なので,上部折帖(40a)の
搬送途中,上部折帖(40a)に皺が入るという問題があ
った。
(Problems to be Solved by the Invention) In the paper discharge device of the conventional rotary printing machine shown in FIG.
(I) Since the lower folding tab (40b) falls directly onto the impeller (64), the posture of the lower folding tab (40b) is not stable inside the impeller (64), and on the paper discharge conveyor (66). The transport posture of the lower fold tab (40b) is disturbed. (II) Belt-shaped conveyor belt (60) (6
2) is wound around the upper folding rollers (36a) (48a), and the upper folding rollers (36a) (48a) are wrapped around the upper folding tabs (40a).
Since it does not come into direct contact with a), the upper fold tab (40a) does not have enough creases. (III) Folder transport distance adjustment roller (6
8) is moved, and the conveying direction of the conveyor belts (60) (62) is changed by the roller (68) and the rollers (see * mark) arranged before and after the roller (68), and the impeller of the upper folding room (40a) is moved. Only by adjusting the timing of falling between the blades of (64), the upper folding tab (40a) will not move until the paper edge of the lower folding tab (40b) completely contacts the blade bottom of the impeller (64). Starting to enter between the blades of the impeller (64), the paper bottom of the lower fold (40a) and the upper fold (40a)
The paper edge of a) interferes with each other, and the discharge from the impeller (64) to the discharge conveyor (66) is disturbed. (IV) The lower flap (40a) enters the impeller (64) and the upper flap (40a) is the impeller (6)
4) You cannot adjust the distance to the entry point. (V) Folding conveyor distance adjusting roller (68) for upper conveyor belt (60) (62)
Since the wrap angle is about 90 °, there was a problem that the upper fold (40a) was wrinkled during the transportation of the upper fold (40a).

本発明は前記の問題点に鑑み提案するものであり,そ
の目的とする処は,上部折帖及び下部折帖に折目を充分
に付けることができる。上部折帖及び下部折帖の搬送途
中,これらの折帖に皺を入れることがない。羽根車から
排紙コンベアへの排紙を整然と行うことができる。さら
に上部折帖の排紙タイミングを容易に調整できる輪転印
刷機の排紙装置を提供しようとする点にある。
The present invention has been proposed in view of the above problems, and the object thereof is to make sufficient folds in the upper and lower folds. During the transportation of the upper and lower folds, do not put wrinkles in these folds. It is possible to orderly discharge the paper from the impeller to the paper discharge conveyor. Further, another object of the present invention is to provide a paper discharge device of a rotary printing press, which can easily adjust the paper discharge timing of the upper folded sheet.

(課題を解決するための手段) 上記の目的を達成するために,折機に設置された直角
折り装置の上段折りブレードにより直角折りされて,上
段折込みローラにより送出された上部折帖,及び直角折
り装置の下段折りブレードにより直角折りされて,下段
折込みローラにより送出された下部折帖を単一の羽根車
により一列に合流させて,単一の排紙コンベアへ排紙す
る輪転印刷機の排紙装置において,前記上段折込みロー
ラと前記羽根車との間に上部折帖を挟持して搬送する一
対の上段搬送ベルトを設け,前記下段折込みローラと前
記羽根車との間に下部折帖を挟持して搬送する一対の下
段搬送ベルトを設けて,同上段搬送ベルトの出口端と同
下段搬送ベルトの出口端とを前記羽根車の各羽根の先端
を結ぶ仮想円に近接させるとともに,同上段搬送ベルト
の出口端と同下段搬送ベルトの出口端とを羽根車の回転
方向に位相をずらして配設している。
(Means for Solving the Problems) In order to achieve the above object, an upper folding tab and a right-angled sheet which are folded at a right angle by an upper folding blade of a right-angled folding device installed in a folding machine and delivered by an upper folding roller. The lower folding blades are folded at right angles by the lower folding blade of the folding device, and the lower stacks fed by the lower folding rollers are combined in a row by a single impeller and discharged to a single discharge conveyor. In the paper device, a pair of upper conveyor belts for sandwiching and transporting the upper folding tab is provided between the upper folding roller and the impeller, and the lower folding roller is sandwiched between the lower folding roller and the impeller. A pair of lower-stage conveyor belts for conveying the same are provided, and the outlet end of the upper-stage conveyor belt and the outlet end of the lower-stage conveyor belt are brought close to a virtual circle connecting the tips of the blades of the impeller, and the upper-stage conveyor belt is provided. The exit end of the conveyor belt and the exit end of the lower conveyor belt are arranged with their phases shifted in the rotational direction of the impeller.

また上段搬送ベルト及び下段搬送ベルトを上段折込み
ローラ及び下段折込みローラとは別に駆動するベルト駆
動系を具えている。
Further, a belt drive system is provided for driving the upper conveyor belt and the lower conveyor belt separately from the upper folding roller and the lower folding roller.

また揺動可能な円弧状ブラケツトと同円弧状ブラケツ
トに一列に支持されて搬送ベルトへの巻付け角が30°以
下の複数個のガイドローラとを有する上段搬送ベルトの
搬送経路長さ調整装置と,上段搬送ベルトの張力を調整
する張力調整装置とを具えている。
Also, a conveyance path length adjusting device for the upper conveyance belt having a swingable circular arc bracket and a plurality of guide rollers supported in a line by the circular arc bracket and having a winding angle around the conveyor belt of 30 ° or less. , And a tension adjusting device for adjusting the tension of the upper conveyor belt.

また上段搬送ベルトの出口側ガイドローラを羽根車の
回転中心軸を中心に揺動可能に支持するブラケツトを具
えている また搬送ベルトを折込みローラとは別に駆動
するベルト駆動系を具えている。
Further, it has a bracket for supporting the outlet side guide roller of the upper stage conveyor belt so as to be swingable around the center axis of rotation of the impeller, and a belt drive system for driving the conveyor belt separately from the folding rollers.

(作用) 本発明の輪転印刷機の排紙装置は前記のように構成さ
れており,上段搬送ベルトを折込みローラの駆動系とは
別の駆動系により駆動し,下段搬送ベルトを折込みロー
ラとは別の駆動系により駆動しているときは,上段折り
ブレードにより直角折りされた上部折帖を上段折込みロ
ーラにより折目を付けて,上段搬送ベルト間へ送り出
し,また下段折りブレードにより直角折りされた下部折
帖を下段折込みローラにより折目を付けて,下段搬送ベ
ルト間へ送り出し,その後は,上部折帖を上段搬送ベル
トにより挟持,搬送して,また下部折帖を下段搬送ベル
トにより挟持,搬送して,羽根車の各羽根間へ交互に落
下させる。また上段搬送ベルトの搬送経路の長さを変え
るときには,揺動可能な円弧状ブラケツトと同円弧状ブ
ラケツトに一列に支持されて搬送ベルトへの巻付け角が
30°以下の複数個のガイドローラとを有する上段搬送ベ
ルトの搬送経路長さ調整装置を作動して,上段搬送ベル
トの搬送経路の長さを変える一方,張力調整装置を作動
して,上段搬送ベルトの搬送経路の長さの調整に伴って
変わる張力を調整する。また上段搬送ベルトの出口端と
下段搬送ベルトの出口端との距離を変えるときには,上
段搬送ベルトの出口側ガイドローラを支持しているブラ
ケツトを羽根車の回転中心軸を中心に揺動させて,上段
搬送ベルト出口端と下段搬送ベルトの出口端との間隔を
調整する。
(Operation) The paper discharge device of the rotary printing press of the present invention is configured as described above, and the upper conveying belt is driven by a drive system different from the driving system of the folding roller, and the lower conveying belt is different from the folding roller. When it is driven by another drive system, the upper folds folded at right angles by the upper fold blade are scored by the upper fold rollers, sent out between the upper transport belts, and fold at right angles by the lower fold blades. The lower folding tab is folded by the lower folding roller and sent out between the lower transport belts. After that, the upper folding flap is clamped and transported by the upper transport belt, and the lower folding flap is clamped and transported by the lower transport belt. Then, they are dropped alternately between the blades of the impeller. Also, when changing the length of the conveying path of the upper conveyor belt, the swingable arcuate bracket is supported in a line by the arcuate bracket and the winding angle around the conveyor belt is increased.
By operating the transport path length adjusting device for the upper transport belt having a plurality of guide rollers of 30 ° or less to change the transport path length of the upper transport belt, while operating the tension adjusting device, the upper transport Adjust the tension that changes as the length of the belt conveyance path is adjusted. When changing the distance between the outlet end of the upper conveyor belt and the outlet end of the lower conveyor belt, swing the bracket supporting the outlet guide roller of the upper conveyor belt around the center axis of rotation of the impeller. Adjust the distance between the outlet end of the upper conveyor belt and the outlet end of the lower conveyor belt.

(実施例) 次に本発明の輪転印刷機の排紙装置を第1図に示す一
実施例により説明すると,(1a)が折機に設置された直
角折り装置の上段折りブレード,(1b)が下段折りブレ
ード,(2a)(3a)が上段折込みローラ,(2b)(3b)
が下段折込みローラ,(4a)(5a)が上段搬送ベルト,
(4b)(5b)が下段搬送ベルト,(6a)(7a)が上段搬
送ベルト(4a)(5a)の入口側ガイドローラ,(8)
(9)(10)(11)(12)(13)(14)(15)が上段搬
送ベルト(4a)(5a)のガイドローラ,(16)が同ガイ
ドローラ(11)〜(15)を回転可能に支持する円弧状ブ
ラケツトで,同ブラケツト(16)がガイドローラ(15)
の回転中心を中心に揺動可能に支持されている。そして
上記各ガイドローラ(8)〜(15)の上段搬送ベルト
(4a)(5a)への巻付け角が30°以下になっている。ま
た(17)が同ブラケツト(17)に回転可能に取付けたボ
ス,(18)が同ボス(17)のねじ孔に螺合したねじ棒,
(19)が同ねじ棒(18)の歯車に噛合した歯車,(20)
が同歯車(19)を回転する駆動モータ,(22a)(23a)
が上段搬送ベルト(4a)(5a)の出口側ガイドローラ,
(24a)が上段搬送ベルト(4a)の駆動ローラ,(25a)
が上段搬送ベルト(5a)の駆動ローラ,(27)がガイド
ローラ,(28)がブラケツト,(64)が羽根車,(66)
が排紙コンベアで,上記ブラケツト(28)が上記羽根車
(64)の回転中心軸に揺動可能に取付けられ,上記出口
側ガイドローラ(22a)(23a)と上記ガイドローラ(2
7)とが同ブラケツト(28)に回転可能に支持されてい
る。また(22b)(23b)が上記下段搬送ベルト(4b)
(5b)の出口側ガイドローラ,(24b)が下段搬送ベル
ト(4b)の駆動ローラ,(25b)が下段搬送ベルト(5
b)の駆動ローラ,(40a)が上部折帖,(40b)が下部
折帖,(72)(72)が上段搬送ベルト(4a)(5a)の張
力調整用ローラで,上段折込みローラ(2a)(3a)と羽
根車(64)との間に上部折帖(40a)を挟持して搬送す
る上段搬送ベルト(4a)(5a)を設け,下段折込みロー
ラ(2b)(3b)と羽根車(64)との間に下部折帖(40
b)を挟持して搬送する下段搬送ベルト(4b)(5b)を
設けて,同上段搬送ベルト(4a)(5a)の出口端と同下
段搬送ベルト(4b)(5b)の出口端とを羽根車(64)の
各羽根の先端を結ぶ仮想円に近接させるとともに,上段
搬送ベルト(4a)(5a)の出口端と下段搬送ベルト(4
b)(5b)の出口端(64)とを羽根車(64)の回転方向
に位相をずらして配設している。
(Embodiment) Next, the paper discharge apparatus of the rotary printing machine of the present invention will be explained with reference to one embodiment shown in FIG. 1. (1a) is an upper folding blade of a right-angle folding apparatus installed in the folder, (1b) Is the lower folding blade, (2a) (3a) is the upper folding roller, (2b) (3b)
Is the lower folding roller, (4a) and (5a) is the upper conveyor belt,
(4b) and (5b) are lower conveyor belts, (6a) and (7a) are inlet guide rollers for the upper conveyor belts (4a) and (5a), and (8)
(9), (10), (11), (12), (13), (14) and (15) are guide rollers for the upper conveyor belts (4a) and (5a), and (16) is the guide rollers (11) to (15). An arcuate bracket that rotatably supports, and the bracket (16) is a guide roller (15).
Is supported so as to be swingable around the center of rotation of. The wrap angle of the guide rollers (8) to (15) around the upper conveyor belts (4a) and (5a) is 30 ° or less. Further, (17) is a boss rotatably attached to the bracket (17), (18) is a screw rod screwed into the screw hole of the boss (17),
(19) is a gear that meshes with the gear of the threaded rod (18), (20)
Drive motors that rotate the gears (19), (22a) (23a)
Is the exit side guide roller of the upper conveyor belt (4a) (5a),
(24a) is a drive roller for the upper conveyor belt (4a), (25a)
Is a drive roller for the upper conveyor belt (5a), (27) is a guide roller, (28) is a bracket, (64) is an impeller, (66)
Is a discharge conveyor, the bracket (28) is swingably attached to the rotation center axis of the impeller (64), and the outlet side guide rollers (22a) (23a) and the guide rollers (2
7) and are rotatably supported by the same bracket (28). Also, (22b) and (23b) are the lower conveyor belts (4b).
(5b) exit side guide roller, (24b) drive roller for lower conveyor belt (4b), (25b) lower conveyor belt (5
(b) drive roller, (40a) upper fold, (40b) lower fold, (72) and (72) tension adjusting rollers for upper transport belts (4a) (5a), upper folding roller (2a) ) (3a) and the impeller (64) are provided with upper conveyor belts (4a) and (5a) that sandwich and transport the upper folding tab (40a), and the lower folding rollers (2b) (3b) and the impeller (64) and lower flap (40
The lower stage conveyor belts (4b) (5b) that sandwich and convey b) are provided, and the outlet ends of the upper stage conveyor belts (4a) (5a) and the outlet ends of the lower stage conveyor belts (4b) (5b) are connected. The impeller (64) is brought close to a virtual circle connecting the tips of the blades, and the outlet ends of the upper conveyor belts (4a) and (5a) and the lower conveyor belt (4
b) The outlet end (64) of (5b) and the outlet end (64) of the impeller (64) are arranged out of phase with each other.

次に前記第1図に示す輪転印刷機の排紙装置の作用を
具体的に説明する。上段搬送ベルト(4a)(5a)を駆動
ローラ(24a)(25a)により駆動し,下段搬送ベルト
(4b)(5b)を駆動ローラ(24b)(25b)により駆動し
ているときに,上段折りブレード(1a)により直角折り
された上部折帖(40a)を上段折込みローラ(2a)(3
a)により折目を付けて,上段搬送ベルト(4a)(5a)
間へ送り出し,また下段折りブレード(1b)により直角
折りされた下部折帖(40b)を下段折込みローラ(2b)
(3b)により折目を付けて,下段搬送ベルト(4b)(5
b)間へ送り出し,その後は,上部折帖(40a)を上段搬
送ベルト(4a)(5a)により挟持,搬送して,また下部
折帖(40b)を下段搬送ベルト(4b)(5b)により挟
持,搬送して,羽根車(64)の各羽根間へ交互に落下さ
せる。
Next, the operation of the paper discharge device of the rotary printing machine shown in FIG. 1 will be specifically described. When the upper conveyor belts (4a) (5a) are driven by the drive rollers (24a) (25a) and the lower conveyor belts (4b) (5b) are driven by the drive rollers (24b) (25b), upper folding The upper folding tab (40a) folded at a right angle by the blade (1a) is folded into the upper folding roller (2a) (3
Make a crease by a), and then the upper conveyor belt (4a) (5a)
The lower folding tab (40b) that has been folded at a right angle by the lower folding blade (1b).
Make a crease by (3b), and lower conveyor belt (4b) (5
b), and then the upper fold (40a) is clamped and conveyed by the upper conveyor belts (4a) (5a), and the lower fold (40b) is also conveyed by the lower conveyor belts (4b) (5b). It is sandwiched and conveyed, and dropped alternately between the blades of the impeller (64).

上部折帖(40a)を挟持,搬送する上段搬送ベルト(4
a)(5a)の搬送経路P−Qには,同搬送経路P−Qの
長さを変えるために,3本のガイドローラ(8)(9)
(10)とブラケツト(16)により支持された5本のガイ
ドローラ(11)(12)(13)(14)(15)とを配設して
おり,上段搬送ベルト(4a)(5a)の搬送経路P−Qの
長さを変えるときには,モータ(20)を駆動し,その回
転を歯車(19)を介しねじ棒(18)に伝えて,同ねじ棒
(18)を回転し,円弧状ブラケツト(16)と5本のガイ
ドローラ(11)(12)(13)(14)(15)とをガイドロ
ーラ(15)の回転中心を揺動させて,上段搬送ベルト
(4a)(5a)の搬送経路P−Qの長さを変える。このと
き,上段搬送ベルト(4a)(5a)の張力が変わるが,こ
の変動する張力は,張力調整用ローラ(72)(72)によ
り調整する。
Upper transport belt (4) that holds and transports the upper folding tab (40a)
a) In the conveyance path P-Q of (5a), three guide rollers (8) and (9) are provided to change the length of the conveyance path P-Q.
(10) and five guide rollers (11), (12), (13), (14) and (15) supported by the bracket (16) are arranged, and the upper conveyor belts (4a) (5a) When changing the length of the transport path P-Q, the motor (20) is driven, and the rotation is transmitted to the screw rod (18) via the gear (19), and the screw rod (18) is rotated to form an arc shape. The bracket (16) and the five guide rollers (11) (12) (13) (14) (15) are swung around the rotation center of the guide roller (15), and the upper conveyor belts (4a) (5a) The length of the transport path P-Q is changed. At this time, the tension of the upper conveyor belts (4a), (5a) changes, but the varying tension is adjusted by the tension adjusting rollers (72) (72).

またブラケツト(28)を羽根車(64)の回転中心軸に
揺動可能に取付け,上段搬送ベルト(4a)(5a)の出口
側ガイドローラ(22a)(23a)とガイドローラ(27)と
を同ブラケット(28)に回転可能に取付けており,上段
搬送ベルト(4a)(5a)の出口端と下段搬送ベルト(4
b)(5b)の出口端との間隔(角度α)を調整するとき
には,モータ(20)の回転を動力伝達機構(図示せず)
を介し同ブラケツト(28)の回転可能なボス(図示せ
ず)に螺合したねじ棒(図示せず)に伝えて,同ねじ棒
を回転し,ブラケツト(28)を羽根車(64)の回転中心
軸を中心に揺動させて,上段搬送ベルト(4a)(5a)の
出口端と下段搬送ベルト(4b)(5b)の出口端との間隔
(角度α=70°±15°)を調整する。この結果,下部折
帖(40b)が上部折帖(40a)の羽根車(64)の各羽根間
への落下を阻害しない。ガイドローラ(27)は,ブラケ
ツト(28)が第1図の反時計方向に揺動するとき(角度
αを大きくする方向に揺動するとき),上段搬送ベルト
(4a)(5a)を押さえる役目をする。なお上段搬送ベル
ト(4a)(5a)の出口端出口端から羽根車(64)の各羽
根間に入る上部折帖(40a)のタイミングの本調整(大
きなタイミングの調整)は,ブラケツト(28)の系統で
行い,微調整は,ブラケツト(16)の系統で行う。
Further, the bracket (28) is swingably attached to the rotation center shaft of the impeller (64), and the outlet side guide rollers (22a) (23a) and the guide rollers (27) of the upper conveyor belts (4a) (5a) are attached. It is rotatably attached to the bracket (28), and the outlet ends of the upper conveyor belts (4a) and (5a) and the lower conveyor belts (4a)
b) When adjusting the distance (angle α) from the outlet end of (5b), rotate the motor (20) by a power transmission mechanism (not shown).
Via a screw rod (not shown) screwed to a rotatable boss (not shown) of the bracket (28), and the screw rod is rotated to move the bracket (28) of the impeller (64). By swinging around the rotation center axis, the distance (angle α = 70 ° ± 15 °) between the outlet ends of the upper conveyor belts (4a) and (5a) and the outlet ends of the lower conveyor belts (4b) and (5b). adjust. As a result, the lower folding plate (40b) does not hinder the upper folding plate (40a) from falling between the blades of the impeller (64). The guide rollers (27) hold down the upper conveyor belts (4a) (5a) when the bracket (28) swings counterclockwise in FIG. 1 (when swinging in a direction increasing the angle α). do. In addition, the main adjustment of the timing of the upper folding tab (40a) entering between the blades of the impeller (64) from the outlet end of the upper conveyor belt (4a) (5a) (large timing adjustment) is carried out by the bracket (28). System, and fine adjustments are made with the bracket (16) system.

(発明の効果) 本発明の輪転印刷機の排紙装置は前記のように上段搬
送ベルトの折込みローラの駆動系とは別の駆動系により
駆動し,下段搬送ベルトを折込みローラとは別の駆動系
により駆動しているときに,上段折りブレードにより直
角折りされた上部折帖を上段折込みローラにより折目を
付けて,上段搬送ベルト間へ送り出し,下段折りブレー
ドにより直角折りされた下部折帖を下段折込みローラに
より折目を付けて,下段搬送ベルト間へ送り出すので,
上部折帖及び下部折帖に折目を充分に付けることができ
る。
(Effect of the Invention) As described above, the paper discharge device of the rotary printing press of the present invention is driven by a drive system different from the drive system of the folding roller of the upper conveyance belt, and the lower conveyance belt is driven differently from the folding roller. When driven by the system, the upper folds folded at right angles by the upper fold blades are scored by the upper fold rollers and sent out between the upper transport belts, and the lower folds folded at right angles by the lower fold blades. Since it makes a crease by the lower folding roller and sends it out between the lower conveyor belts,
Folds can be sufficiently formed on the upper and lower folds.

また上段搬送ベルトの搬送経路の途中を搬送経路長さ
調整装置の複数個のガイドローラ(上段搬送ベルトへの
巻付け角が30°以下の複数個のガイドローラ)により支
持している。また下段搬送ベルトの搬送経路は,直線状
であり,上部折帖及び下部折帖の搬送途中,これらの折
帖に皺を入れることがない。
In addition, a plurality of guide rollers (a plurality of guide rollers having a winding angle around the upper conveyor belt of 30 ° or less) of the conveyor path length adjusting device are supported in the middle of the conveyor path of the upper conveyor belt. In addition, the transport path of the lower transport belt is linear, and wrinkles are not formed on these signatures during the transportation of the upper and lower signatures.

また上部折帖が羽根車の羽根間に充分に入ったとき
に,下部折帖を羽根車の羽根間へ入れることができるの
で,羽根車から排紙コンベアへの排紙を整然と行うこと
ができる。
Further, when the upper folding tab is sufficiently inserted between the blades of the impeller, the lower folding tab can be inserted between the blades of the impeller, so that the impeller can be discharged to the discharge conveyor in an orderly manner. .

また上段搬送ベルトの出口側がガイドローラを支持し
ているブラケツトを羽根車の回転中心軸を中心に揺動さ
せて,上段搬送ベルトの出口端と下段搬送ベルトの出口
端との間隔を調整するので,上部折帖の排紙タイミング
を容易に調整できる効果がある。
Further, the bracket on which the outlet side of the upper transport belt supports the guide roller is swung around the center axis of rotation of the impeller to adjust the distance between the outlet end of the upper transport belt and the outlet end of the lower transport belt. , It has the effect of easily adjusting the paper ejection timing of the upper folded sheet.

【図面の簡単な説明】[Brief description of drawings]

第1図は本発明に係わる輪転印刷機の排紙装置の一実施
例を示す側面図,第2図は従来の輪転印刷機の排紙装置
を示す側面図である。 (1a)……上段折りブレード,(1b)……下段折りブレ
ード,(2a)(3a)……上段折込みローラ,(2b)(3
b)……下段折込みローラ,(4a)(5a)……上段搬送
ベルト,(4b)(5b)……下段搬送ベルト,(6a)(7
a)……上段搬送ベルト(4a)(5a)の入口側ガイドロ
ーラ,(8)(9)(10)(11)(12)(13)(14)
(15)……上段搬送ベルト(4a)(5a)のガイドロー
ラ,(16)……円弧状ブラケツト,(17)……同ブラケ
ツト(17)のボス,(18)……ねじ棒,(19)……歯
車,(20)……駆動モータ,(22a)(23a)……搬送ベ
ルト(4a)(5a)の出口側ガイドローラ,(24a)……
上段搬送ベルト(4a)の駆動ローラ,(25a)……上段
搬送ベルト(5a)の駆動ローラ,(22b)(23b)……下
段搬送ベルト(4b)(5b)の出口側ガイドローラ,(24
b)……下段搬送ベルト(4b)の駆動ローラ,(25b)…
…下段搬送ベルト(5b)の駆動ローラ,(27)……ガイ
ドローラ,(28)……ブラケツト,(64)……羽根車,
(66)……排紙コンベア,(40a)……上部折帖,(40
b)……下部折帖,(72)(72)……上段搬送ベルト(4
a)(5a)の張力調整用ローラ。
FIG. 1 is a side view showing an embodiment of a sheet discharging device of a rotary printing machine according to the present invention, and FIG. 2 is a side view showing a conventional sheet discharging device of a rotary printing machine. (1a) …… Upper folding blade, (1b) …… Lower folding blade, (2a) (3a) …… Upper folding roller, (2b) (3
b) ...... Lower folding roller, (4a) (5a) ...... Upper conveyor belt, (4b) (5b) ...... Lower conveyor belt, (6a) (7
a) ... Inlet side guide rollers of the upper conveyor belts (4a) (5a), (8) (9) (10) (11) (12) (13) (14)
(15) …… Upper conveyor belt (4a), (5a) guide rollers, (16) …… Arc bracket, (17) …… Brass (17) boss, (18) …… Screw rod, (19) ) …… Gear, (20) …… Drive motor, (22a) (23a) …… Conveyor belt (4a) (5a) exit side guide roller, (24a) ……
Drive roller for upper transfer belt (4a), (25a) ... Drive roller for upper transfer belt (5a), (22b) (23b) ... Outlet guide roller for lower transfer belt (4b) (5b), (24
b) …… Drive roller for lower conveyor belt (4b), (25b)…
… Lower conveyor belt (5b) drive roller, (27) …… guide roller, (28) …… bracket, (64) …… impeller,
(66) …… Discharge conveyor, (40a) …… Upper fold, (40
b) …… Lower fold tab, (72) (72) …… Upper conveyor belt (4
a) Tension adjusting roller of (5a).

Claims (4)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】折機に設置された直角折り装置の上段折り
ブレードにより直角折りされて,上段折込みローラによ
り送出された上部折帖,及び直角折り装置の下段折りブ
レードにより直角折りされて,下段折込みローラにより
送出された下部折帖を単一の羽根車により一列に合流さ
せて,単一の排紙コンベアへ排紙する輪転印刷機の排紙
装置において、前記上段折込みローラと前記羽根車との
間に上部折帖を挟持して搬送する一対の上段搬送ベルト
を設け,前記下段折込みローラと前記羽根車との間に下
部折帖を挟持して搬送する一対の下段搬送ベルトを設け
て,同上段搬送ベルトの出口端と同下段搬送ベルトの出
口端とを前記羽根車の各羽根の先端を結ぶ仮想円に近接
させるとともに,同上段搬送ベルトの出口端と同下段搬
送ベルトの出口端とを羽根車の回転方向に位相をずらし
て配設したことを特徴とする輪転印刷機の排紙装置。
1. An upper folding blade fed by an upper folding blade of a right-angle folding device installed in a folding machine, an upper folding sheet fed by an upper folding roller, and a lower folding blade of a lower folding blade of the right-angle folding device, and a lower stage. In a paper discharge device of a rotary printing machine, in which lower folding sheets sent out by a folding roller are merged in a row by a single impeller and discharged to a single discharge conveyor, the upper folding roller and the impeller are provided. A pair of upper-stage conveyor belts for sandwiching and transporting the upper folding tabs are provided, and a pair of lower-stage transport belts for sandwiching and transporting the lower folding tabs are provided between the lower folding roller and the impeller, The outlet end of the upper conveyor belt and the outlet end of the lower conveyor belt are brought close to a virtual circle connecting the tips of the blades of the impeller, and the outlet end of the upper conveyor belt and the outlet end of the lower conveyor belt. Sheet discharging device for a rotary printing press, characterized in that arranged by shifting the phase of the rotation direction of the impeller.
【請求項2】上段搬送ベルト及び下段搬送ベルトを上段
折込みローラ及び下段折込みローラとは別に駆動するベ
ルト駆動系を具えている請求項1記載の輪転印刷機の排
紙装置。
2. A sheet discharging device for a rotary printing press according to claim 1, further comprising a belt drive system for driving the upper conveying belt and the lower conveying belt separately from the upper folding roller and the lower folding roller.
【請求項3】揺動可能な円弧状ブラケツトと同円弧状ブ
ラケツトに一列に支持されて上段搬送ベルトへの巻付け
角が30°以下の複数個のガイドローラとを有する上段搬
送ベルトの搬送経路長さ調整装置と,上段搬送ベルトの
張力を調整する張力調整装置とを具えている請求項1記
載の輪転印刷機の排紙装置。
3. A conveying path for an upper conveying belt having a swingable circular arc bracket and a plurality of guide rollers supported in a line by the circular arc bracket and having a wrap angle around the upper conveying belt of 30 ° or less. 2. The paper discharge device for a rotary printing press according to claim 1, further comprising a length adjusting device and a tension adjusting device for adjusting the tension of the upper conveying belt.
【請求項4】上記搬送ベルトの出口側ガイドローラを羽
根車の回転中心軸を中心に揺動可能に支持するブラケツ
トを具えている請求項1記載の輪転印刷機の排紙装置。
4. A sheet discharging device for a rotary printing press according to claim 1, further comprising a bracket for supporting the outlet side guide roller of the conveying belt so as to be swingable about a rotation center axis of an impeller.
JP29626888A 1988-11-25 1988-11-25 Paper ejection device for rotary printing press Expired - Lifetime JP2505554B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP29626888A JP2505554B2 (en) 1988-11-25 1988-11-25 Paper ejection device for rotary printing press

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP29626888A JP2505554B2 (en) 1988-11-25 1988-11-25 Paper ejection device for rotary printing press

Publications (2)

Publication Number Publication Date
JPH02144364A JPH02144364A (en) 1990-06-04
JP2505554B2 true JP2505554B2 (en) 1996-06-12

Family

ID=17831373

Family Applications (1)

Application Number Title Priority Date Filing Date
JP29626888A Expired - Lifetime JP2505554B2 (en) 1988-11-25 1988-11-25 Paper ejection device for rotary printing press

Country Status (1)

Country Link
JP (1) JP2505554B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009220946A (en) * 2008-03-17 2009-10-01 Komori Corp Apparatus for conveying sheet-shaped object

Also Published As

Publication number Publication date
JPH02144364A (en) 1990-06-04

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