JPH0458548U - - Google Patents
Info
- Publication number
- JPH0458548U JPH0458548U JP10017790U JP10017790U JPH0458548U JP H0458548 U JPH0458548 U JP H0458548U JP 10017790 U JP10017790 U JP 10017790U JP 10017790 U JP10017790 U JP 10017790U JP H0458548 U JPH0458548 U JP H0458548U
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- moisture
- roller
- applying
- sheet processing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 2
- 230000005611 electricity Effects 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Landscapes
- Controlling Sheets Or Webs (AREA)
- Fixing For Electrophotography (AREA)
- Cleaning In Electrography (AREA)
Description
第１図は、本考案に係るシート処理装置の一実
施例を示す側面図、第２図は、第１図の紙厚検出
部を示す拡大側面図、第３図は、第１図の水分塗
布部を示す拡大側面図、第４図は、第３図の水分
塗布部を示す斜視図、第５図は、第３図及び第４
図の水分塗布部を示す平面図、第６図は、第３図
〜第５図の水分塗布部の特性図、第７図は、第１
図の水分供給皿を示す要部平面図である。
１０……紙厚検出部、１１，１５……センサ、
１７……紙厚センサ、２０……水分塗布部、２１
……水分供給皿、２２……水分汲み上げローラ、
２３……第１の水分塗布ローラ、２４……第２の
水分塗布ローラ、２５……加圧ローラ、２６，２
８……アーム、２９……ばね、３０……ソレノイ
ド、４０……制御部。
FIG. 1 is a side view showing an embodiment of the sheet processing apparatus according to the present invention, FIG. 2 is an enlarged side view showing the paper thickness detection section shown in FIG. 1, and FIG. FIG. 4 is an enlarged side view showing the application section, FIG. 4 is a perspective view showing the moisture application section in FIG. 3, and FIG.
Fig. 6 is a plan view showing the moisture application part in Fig. 6, a characteristic diagram of the moisture application part in Figs.
FIG. 3 is a plan view of a main part of the water supply tray shown in the figure. 10... paper thickness detection section, 11, 15... sensor,
17...Paper thickness sensor, 20...Moisture application section, 21
... Moisture supply tray, 22 ... Moisture pumping roller,
23...First moisture application roller, 24...Second moisture application roller, 25...Pressure roller, 26,2
8...Arm, 29...Spring, 30...Solenoid, 40...Control unit.
Claims (1)
れ、この転写されたトナー像が熱定着されたシー
トに微少量の水分を塗布する水分塗布手段を有し
、 熱定着により発生したシートのカールと静電気
を除去することを特徴とするシート処理装置。 (2) 前記水分塗布手段は、一定の深さの溝が軸
方向にスパイラル状に形成され、前記溝により水
を汲み上げる第１のローラと、シートをお互いに
押圧し、前記第１のローラにより汲み上げられた
水によりシート微少量の水分を塗布する第２，第
３のローラとを有する請求項(1)記載のシート処
理装置。 (3) 前記第２，第３のローラの一方の表面を加
圧してシートに対する押圧力を調整するための第
４のローラと、前記第４のローラの加圧力を調整
することにより水分の塗布量を調整する調整機構
とを有する請求項(2)記載のシート処理装置。 (4) シートの紙厚を検出する手段と、前記検出
手段により検出された紙厚に応じて適正な量の水
分がシートに塗布されるように前記調整機構を制
御する手段とを有する請求項(3)記載のシート処
理装置。[Scope of Claim for Utility Model Registration] (1) A toner image is transferred by an electrophotographic process, and the transferred toner image is heat-fixed, having a moisture application means for applying a small amount of moisture to the sheet, and heat fixing. A sheet processing device that removes sheet curl and static electricity generated by. (2) The moisture applying means has a groove of a certain depth formed in a spiral shape in the axial direction, and a first roller that draws up water through the groove, and a sheet that presses the sheet against each other. The sheet processing apparatus according to claim 1, further comprising second and third rollers that apply a small amount of moisture to the sheet using the pumped water. (3) A fourth roller for pressurizing the surface of one of the second and third rollers to adjust the pressing force against the sheet, and applying moisture by adjusting the pressing force of the fourth roller. The sheet processing apparatus according to claim 2, further comprising an adjustment mechanism for adjusting the amount. (4) A method comprising: means for detecting the paper thickness of the sheet; and means for controlling the adjustment mechanism so that an appropriate amount of moisture is applied to the sheet according to the paper thickness detected by the detecting means. (3) The sheet processing device described in (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10017790U JPH0458548U (en) | 1990-09-27 | 1990-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10017790U JPH0458548U (en) | 1990-09-27 | 1990-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0458548U true JPH0458548U (en) | 1992-05-20 |
Family
ID=31842631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10017790U Pending JPH0458548U (en) | 1990-09-27 | 1990-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0458548U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11161108A (en) * | 1997-09-29 | 1999-06-18 | Xerox Corp | Humidification system for paper |
| JP2007276985A (en) * | 2006-04-11 | 2007-10-25 | Konica Minolta Business Technologies Inc | Paper humidifier and image forming system |
| JP2012113286A (en) * | 2010-11-04 | 2012-06-14 | Canon Inc | Image forming apparatus |
| JP2018084600A (en) * | 2016-11-21 | 2018-05-31 | コニカミノルタ株式会社 | Humidification control device and image forming system |
-
1990
- 1990-09-27 JP JP10017790U patent/JPH0458548U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11161108A (en) * | 1997-09-29 | 1999-06-18 | Xerox Corp | Humidification system for paper |
| JP2007276985A (en) * | 2006-04-11 | 2007-10-25 | Konica Minolta Business Technologies Inc | Paper humidifier and image forming system |
| JP2012113286A (en) * | 2010-11-04 | 2012-06-14 | Canon Inc | Image forming apparatus |
| JP2018084600A (en) * | 2016-11-21 | 2018-05-31 | コニカミノルタ株式会社 | Humidification control device and image forming system |
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