JPS63104359U

JPS63104359U -

Info

Publication number: JPS63104359U
Application number: JP20199486U
Authority: JP
Priority date: 1986-12-24
Filing date: 1986-12-24
Publication date: 1988-07-06

Description

[Brief explanation of the drawing]

第１図は全体を示す概略斜視図、第２図は縦断
面図、第３図は背面図、第４図はサクシヨンチユ
ーブの全体を示す概略図、第５図、第６図および
第７図はサクシヨンチユーブの要部を示す概略図
、第８図は管部材の開口部を示す図、第９図は搬
送ローラと紙粉たたき部材との関係を示す図、第
１０図はサクシヨンチユーブと紙粉たたき部材と
アジテータとの関係を示す図、第１１図は紙粉た
たき部材と収納容器との関係を示す図、第１２図
は紙粉たたき部材と収納容器と帯電補助部材との
関係を示す図、第１３図は搬送ローラとレジスト
ローラとの駆動タイミングを示す図である。１，２……第１案内板、３，４……搬送ローラ
、５……押圧部材、６，７……第２案内板、８，
９……レジストローラ、１０，１１……サクシヨ
チユーブ、１２……変形可能部、１５……支持板
、１６……駆動源、１７……ベルト、１８，２１
，２６……軸、１９，２０……歯車、２２，２３
……レジストクラツチ、２５……ローラ、２７…
…紙粉たたき部材（ローラ）、２８，２９，３０
……スリツト、３１……管部材、３２，３５……
アジテータ（紙粉掻取り部材）、３３……収納容
器、３４……クリツク板、３６……帯電補助部材
。 Fig. 1 is a schematic perspective view showing the entire suction tube, Fig. 2 is a vertical sectional view, Fig. 3 is a rear view, Fig. 4 is a schematic diagram showing the entire suction tube, Figs. 5, 6, and 7. The figure is a schematic diagram showing the main parts of the suction tube, Figure 8 is a diagram showing the opening of the tube member, Figure 9 is a diagram showing the relationship between the conveyance roller and the paper dust knocking member, and Figure 10 is a diagram showing the suction tube. FIG. 11 is a diagram showing the relationship between the tube, the paper dust knocking member, and the agitator, FIG. 11 is a diagram showing the relationship between the paper dust dusting member and the storage container, and FIG. 12 is a diagram showing the relationship between the paper dust dusting member, the storage container, and the charging auxiliary member. FIG. 13, which is a diagram showing the relationship, is a diagram showing the drive timing of the conveyance roller and the registration roller. 1, 2... First guide plate, 3, 4... Conveyance roller, 5... Pressing member, 6, 7... Second guide plate, 8,
9... Registration roller, 10, 11... Squeeze tube, 12... Deformable portion, 15... Support plate, 16... Drive source, 17... Belt, 18, 21
, 26... shaft, 19, 20... gear, 22, 23
...Resist clutch, 25...Roller, 27...
...Paper dusting member (roller), 28, 29, 30
...Slit, 31...Pipe member, 32, 35...
Agitator (paper dust scraping member), 33... Storage container, 34... Click board, 36... Charging auxiliary member.

Claims

[Scope of Claim for Utility Model Registration] (1) A paper transport device that is provided inside the main body of an electrophotographic copying device and that transports paper fed from a paper feeding device to an image forming section of the electrophotographic copying device. ,
This paper conveyance device includes a conveyance path formed between two pairs of upper and lower guide plates arranged at a predetermined interval in the paper traveling direction, and a front side of the conveyance path in the paper conveyance direction. A pair of upper and lower guide plates forming the transport path, comprising a pair of upper and lower transport rollers provided in the transport path to transport the paper, and a pair of upper and lower registration rollers provided in the transport path on the forward side in the general feeding direction. The upper guide plates of adjacent portions of are raised to form a mountain shape, and furthermore, a plate-shaped pressing member is disposed on the upper guide plate on the upstream side in the conveyance direction, facing the upper guide plate on the downstream side in the conveyance direction. A paper conveyance device featuring: (2) The paper conveyance device according to claim 1, wherein the pressing member is a Mylar sheet. (3) The paper conveying device according to claim 1, wherein the pressing member has a pivot point on the upstream side in the conveying direction of the paper, when the pressing member is made of a rigid body. .