JPS6098854U

JPS6098854U - copying device

Info

Publication number: JPS6098854U
Application number: JP19041883U
Authority: JP
Inventors: 誠一鈴木; 宮城　啓; 小関　康文; 澤木　明
Original assignee: コニカ株式会社
Priority date: 1983-12-12
Filing date: 1983-12-12
Publication date: 1985-07-05

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 the drawing]

第１図は本考案による複写装置の定着装置の長手方向一
端からみた要部端面図、第２図は同定着装置の長手方向
他端の斜視図、第３図は同定着装置による定着制御回路
、第４図は定着動作を説明するためのカム位置を示す図
、第５図は半定着動作前と半定着動作中のカム位置を示
す図、第６図は半定着動作のフローチャートである。１．１０・・・・・・側板、２・・・・・・加熱ローラ
、２ａ。９ａ・・・・・・軸、３・・・・・・圧着ローラ、４・
・・・・・スプロケット、５・・・・・・リード線、６
・・・・・・回動板、７・・・・・・レバー、８・・・
・・・ばね、９・・・・・・円板、１１．１２・・・・
・・カム板、１５・・・・・・圧着モータ、１６・・・
・・・モータ駆動回路、１７・・・・・・制御回路、１
８・・・・・・複写開始スイッチ、１９・・・・・・半
定着選択スイッチ。FIG. 1 is an end view of the main parts of the fixing device of the copying apparatus according to the present invention as seen from one end in the longitudinal direction, FIG. 2 is a perspective view of the other end of the fixing device in the longitudinal direction, and FIG. 3 is a fixing control circuit for the fixing device. , FIG. 4 is a diagram showing cam positions for explaining the fixing operation, FIG. 5 is a diagram showing the cam positions before and during the semi-fixing operation, and FIG. 6 is a flowchart of the semi-fixing operation. 1.10...Side plate, 2...Heating roller, 2a. 9a... shaft, 3... pressure roller, 4.
...Sprocket, 5...Lead wire, 6
...Rotating plate, 7...Lever, 8...
...Spring, 9...Disk, 11.12...
...Cam plate, 15...Crimping motor, 16...
...Motor drive circuit, 17...Control circuit, 1
8...Copy start switch, 19...Semi-fixing selection switch.

Claims

[Scope of utility model registration request]

In a copying apparatus having a roller type fixing device that presses a heating roller and a pressure roller in synchronization with a copying cycle,
A copying apparatus comprising: a semi-fixing selection means; and a pressing force control means for reducing the pressing force between a heating roller and a pressure roller when the semi-fixing selection means is operated.