JPH036643U

JPH036643U -

Info

Publication number: JPH036643U
Application number: JP6711189U
Authority: JP
Priority date: 1989-06-07
Filing date: 1989-06-07
Publication date: 1991-01-23

Description

[Brief explanation of the drawing]

第１図ａ，ｂは本考案の一実施例であるカラー
画像形成装置の構成を示す図、第２図は第１図ａ
の開閉扉を開放した状態を示す図、第３図ａ，ｂ
は本考案のトナー補給部の一例を示す断面図、第
４図ａ，ｂは本考案のトナー回収ボツクスの一例
を示す断面図、第５図は像形成システムのブロツ
ク図である。１……装置本体、２……開閉扉、３……プロセ
スカートリツジ、４……ガイド部材、５……取つ
手、９……転写前帯電器、１０……感光体ドラム
、３６，３７，３８，３９……現像器、４０，５
６……クリーニング装置、４１……トナー搬送管
、４２……トナー搬送スクリユー、４３……トナ
ー回収ボツクス、５０……転写ベルト、５１……
転写器、８０……定着ローラ、３５６，３５７，
３５８，３５９……トナー補給装置、３８８……
現像剤搬送スクリユー、３５８１……トナー補給
部、３５８２……トナー補給ボツクス、３５８３
……シヤツタ、３５８４……スポンジローラ、Ｂ
……レーザ書き込み系ユニツト、Ｃ……給紙カセ
ツト。 1a and 1b are diagrams showing the configuration of a color image forming apparatus that is an embodiment of the present invention, and FIG.
Figure 3a and b showing the open/closed door of
4A and 4B are sectional views showing an example of the toner collection box of the present invention, and FIG. 5 is a block diagram of the image forming system. DESCRIPTION OF SYMBOLS 1... Apparatus body, 2... Opening/closing door, 3... Process cartridge, 4... Guide member, 5... Handle, 9... Pre-transfer charger, 10... Photosensitive drum, 36, 37 , 38, 39...Developer, 40, 5
6...Cleaning device, 41...Toner conveyance pipe, 42...Toner conveyance screw, 43...Toner collection box, 50...Transfer belt, 51...
Transfer device, 80... Fixing roller, 356, 357,
358, 359... Toner supply device, 388...
Developer conveyance screw, 3581...Toner supply unit, 3582...Toner supply box, 3583
... Shyatsuta, 3584 ... Sponge Roller, B
...Laser writing system unit, C...Paper feed cassette.

Claims

[Scope of utility model registration request]

A charger on the periphery of the image bearing drum, a plurality of developing devices, a toner replenishing device that replenishes toner to the developing devices;
In a color image forming apparatus including a cleaning device and a waste toner recovery device for recovering waste toner collected by the cleaning device, the image carrier drum and a plurality of developing devices arranged below the image carrier drum are provided. A process cartridge that integrally includes a toner supply device and a cleaning device and is removably inserted into the main body of the device is provided, and an opening/closing door is provided on the front of the main body of the device, and when the door is opened, a toner replenishing device and a A color image forming apparatus characterized in that a waste toner collection device is replaced.