JPS63104357U

JPS63104357U -

Info

Publication number: JPS63104357U
Application number: JP20199386U
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
ンチユーブ、１２……変形可能部、１５……支持
板、１６……駆動源、１７……ベルト、１８，２
１，２６……軸、１９，２０……歯車、２２，２
３……レジストクラツチ、２５……ローラ、２７
……紙粉たたき部材（ローラ）、２８，２９，３
０……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... Suction tube, 12... Deformable portion, 15... Support plate, 16... Drive source, 17... Belt, 18, 2
1,26...shaft, 19,20...gear, 22,2
3...Resist clutch, 25...Roller, 27
...Paper dust knocking member (roller), 28, 29, 3
0...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. ,
In this paper conveyance device, a conveyance path is formed between two sets of upper and lower guide plates disposed at a predetermined interval in the paper traveling direction, and a conveyance path is formed between two sets of upper and lower guide plates arranged at a predetermined interval in the paper traveling direction, and a conveyance path is formed on the front side in the paper conveyance direction of the conveyance path. A pair of upper and lower conveyance rollers are disposed on the conveyance path, and a pair of upper and lower registration rollers are disposed on the conveyance path on the front side in the conveyance direction. A paper conveyance device comprising a loop creation section, and a directing section for determining the loop creation direction of the paper at the end of a lower guide plate on the front side in the conveyance direction that constitutes the loop creation section. . (2) The directing part that determines the loop creation direction is
The paper conveyance device according to claim 1, wherein the end of the lower guide plate on the front side in the paper conveyance direction is formed by rising upward.