JPS5994838U

JPS5994838U - Tipper blade fall prevention device in tipper device of rotary printing press

Info

Publication number: JPS5994838U
Application number: JP18994182U
Authority: JP
Inventors: 綿沢　秀丸
Original assignee: 日立精工株式会社
Priority date: 1982-12-17
Filing date: 1982-12-17
Publication date: 1984-06-27

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来の輪転印刷機のクランク式チョッパ装置お
よびそのチョッパブレード落下防止装置を示す斜視図、
第２図は従来の輪転印刷機のカム式チョッパ装置および
そのチョッパブレード落下防止装置を示す斜視図、第３
図は本考案の輪転印刷機のカム式チョッパ装置およびそ
のチョッパブレード落下防止装置を示す斜視図、第４図
はその爪クラツチ部材およびチョッパブレード落下防止
装置を示す拡大断面正面図、第５図は爪クラッチの切欠
きを示す拡大斜視図、第６図は軸受のストッパブレード
を示す拡大斜視図、第７図は切欠きとストッパブレード
との関係位置を示す説明図である。１・・・軸、２−・・フレーム、３・・・チョッパアー
ム、４・・・チョッパブレード、１３・・・円板カム′
、１４・・・カムコロ、１５・・・カムコロレバー、１
８・・・駆動軸、１９・・・従動軸、２０・・・軸受、
２１ａ、２１ｂ・・・爪クラッチ、２２ａ・・・Ｌ２２
ｂ・・・爪、２３・・・切欠き、２４・・・ストッパブ
レード。阜５図２３４２１ｂFIG. 1 is a perspective view showing a conventional crank type chopper device of a rotary printing press and its chopper blade fall prevention device;
Fig. 2 is a perspective view showing a cam-type chopper device of a conventional rotary printing press and its chopper blade fall prevention device;
The figure is a perspective view showing the cam-type chopper device of the rotary printing press of the present invention and its chopper blade fall prevention device, FIG. 4 is an enlarged sectional front view showing the pawl clutch member and chopper blade fall prevention device, and FIG. FIG. 6 is an enlarged perspective view showing the notch of the pawl clutch, FIG. 6 is an enlarged perspective view showing the stopper blade of the bearing, and FIG. 7 is an explanatory diagram showing the relative position of the notch and the stopper blade. 1... Axis, 2-... Frame, 3... Chopper arm, 4... Chopper blade, 13... Disc cam'
, 14... Cam roller, 15... Cam roller lever, 1
8... Drive shaft, 19... Driven shaft, 20... Bearing,
21a, 21b...claw clutch, 22a...L22
b...Claw, 23...Notch, 24...Stopper blade. Fu5 Figure 23421b

Claims

[Scope of utility model registration request]

In a chopper device of a rotary printing press, a pawl clutch member is provided between a driven shaft connected to the chopper blade of the chopper device and a drive shaft connected to a drive source, and one of the pawl clutch members is connected to the The driven shaft is provided to be able to swing freely in the axial direction, and a bow-shaped notch is provided in a part of the outer periphery of the one pawl clutch, and the stepped end surface of this notch and the pawl on one of the pawls are connected to the other pawl. A chopper blade in a chopper device for a rotary printing press, characterized in that a support topper is provided on a bearing that holds the driven shaft so that when separated from the clutch, the shaft is coaxial in a direction perpendicular to the shaft center of the driven shaft. Fall protection device.