JPS62147634U - - Google Patents
Info
- Publication number
- JPS62147634U JPS62147634U JP3380186U JP3380186U JPS62147634U JP S62147634 U JPS62147634 U JP S62147634U JP 3380186 U JP3380186 U JP 3380186U JP 3380186 U JP3380186 U JP 3380186U JP S62147634 U JPS62147634 U JP S62147634U
- Authority
- JP
- Japan
- Prior art keywords
- paper
- roller
- preregistration
- paper feed
- clutch
- 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
- 238000010586 diagram Methods 0.000 description 6
- 238000012840 feeding operation Methods 0.000 description 1
Landscapes
- Registering Or Overturning Sheets (AREA)
- Sheets, Magazines, And Separation Thereof (AREA)
- Paper Feeding For Electrophotography (AREA)
Description
第１図は本考案の給紙装置の用紙プレレジスト
レーシヨン装置の構成を示す斜視図、第２図ａ〜
ｃは、それぞれ用紙の送りの動作を示す説明図、
第３図ａ〜ｃは給紙補助ローラにより用紙が重送
された場合の説明図、第４図は本考案の他の実施
例を示す説明図、第５図はその側面図、第６図は
用紙の搬送の動作のタイムチヤート、第７図は複
写機の給紙装置と用紙トレイの関係を示す説明図
、第８図は従来より用いられている給紙装置の用
紙プレレジストレーシヨン装置の構成を示す斜視
図であり、第９図Ａ〜Ｂは、それぞれ第８図に示
される装置における用紙の搬送状態を示す説明図
である。
図中の符号、１……用紙、２……用紙トレイ、
１０……給紙補助ローラ、１１……ワンウエイク
ラツチ、１２……ベルト、１５……給紙ローラ、
１６……ワンウエイクラツチ、１８……クラツチ
、１９……さばきローラ、２０……第１搬送ロー
ラ装置、２１……搬送ローラ、２３……クラツチ
、２４……ピンチローラ、２５……ベルト、３０
……第２搬送ローラ装置。
FIG. 1 is a perspective view showing the configuration of the paper preregistration device of the paper feeder of the present invention, and FIGS.
c is an explanatory diagram showing the paper feeding operation, respectively;
Figures 3 a to c are explanatory diagrams when sheets are fed in duplicate by the paper feed auxiliary roller, Figure 4 is an explanatory diagram showing another embodiment of the present invention, Figure 5 is a side view thereof, and Figure 6 7 is an explanatory diagram showing the relationship between the paper feeding device and paper tray of a copying machine. FIG. 8 is a paper pre-registration device of a conventionally used paper feeding device. FIG. 9A and FIG. 9B are explanatory diagrams each showing the conveyance state of paper in the apparatus shown in FIG. 8. FIG. Codes in the diagram: 1...Paper, 2...Paper tray,
10...Paper feed auxiliary roller, 11...One-way clutch, 12...Belt, 15...Paper feed roller,
16... One-way clutch, 18... Clutch, 19... Sorting roller, 20... First conveyance roller device, 21... Conveyance roller, 23... Clutch, 24... Pinch roller, 25... Belt, 30
...Second conveyance roller device.
Claims (1)
ジストレーシヨンを行つた後で、トナー画像転写
部に送り出し得るように構成してなる給紙装置に
おいて、用紙の上に接触してその回転により用紙
を取り出すための給紙補助ローラと、さばきロー
ラに対向して設けられ用紙の送り出しを行う給紙
ローラとを連動させるとともに、その搬出側に搬
送ローラ装置を設け、これらのローラ装置をクラ
ツチを介して駆動させるように構成し、用紙トレ
イから送り出される用紙に対して、先行用紙の搬
送中に、後続用紙を給紙装置の所定の位置でプレ
レジストレーシヨンさせることが出来るように構
成したことを特徴とする給紙装置の用紙プレレジ
ストレーシヨン装置。 (2) 給紙ローラの軸にクラツチを設け、該クラ
ツチのオン・オフにより給紙補助ローラと給紙ロ
ーラとの駆動の制御動作を行い得るようにすると
ともに、搬送ローラ装置を駆動源に直接接続し、
常時駆動を行うように構成し、先行の用紙が搬送
ローラ装置により搬送される際の給紙ローラとの
摩擦により、後続の用紙の搬出を行い、さばきロ
ーラ装置の部分で、プレレジストレーシヨンを行
い得るように構成したことを特徴とする実用新案
登録請求の範囲第１項記載の給紙装置の用紙プレ
レジストレーシヨン装置。 (3) 給紙ローラに続いて設けられる第１搬送ロ
ーラ装置の搬送ローラの軸にクラツチを設け、該
搬送ローラと給紙ローラとをベルトを介して連動
させるように構成し、給紙補助ローラ、給紙ロー
ラおよび搬送ローラのそれぞれのローラを、ワン
ウエイクラツチを介して駆動軸に支持させるとと
もに、該第１搬送ローラ装置の用紙送り出し側に
近接してセンサーを設け、該センサー部をプレレ
ジストレーシヨンのための位置として設定し、さ
らに、第１搬送ローラ装置から所定の間隔を介し
て第２搬送ローラ装置を設け、該第２搬送ローラ
装置と、給紙補助ローラとの間隔を複写機が複写
可能な用紙の最小サイズ以下に設定したことを特
徴とする実用新案登録請求の範囲第１項記載の給
紙装置の用紙プレレジストレーシヨン装置。[Scope of Claim for Utility Model Registration] (1) In a paper feeding device configured to take out sheets of paper one by one from a paper tray, perform registration, and then feed the paper to a toner image transfer section, A paper feeding auxiliary roller that contacts the top and rotates to take out the paper, and a paper feeding roller that is provided opposite to the sorting roller and feeds out the paper are interlocked, and a conveyance roller device is provided on the delivery side. , these roller devices are configured to be driven via a clutch, and the following sheet is pre-registered at a predetermined position of the paper feeder while the preceding sheet is being conveyed with respect to the sheet fed out from the paper tray. A paper preregistration device for a paper feeding device, characterized in that the paper preregistration device is configured to be able to perform the following steps. (2) A clutch is provided on the shaft of the paper feed roller, and the drive of the paper feed auxiliary roller and the paper feed roller can be controlled by turning on and off the clutch, and the conveyance roller device is connected directly to the drive source. connection,
It is configured to be constantly driven, and when the preceding paper is transported by the transport roller device, the friction with the paper feed roller causes the subsequent paper to be ejected, and the separating roller device performs pre-registration. A paper preregistration device for a paper feeder according to claim 1, characterized in that the paper preregistration device is configured to be able to perform the following steps. (3) A clutch is provided on the shaft of the conveyance roller of the first conveyance roller device provided subsequent to the paper feed roller, and the conveyance roller and the paper feed roller are configured to be interlocked via a belt, and the paper feed auxiliary roller , the paper feed roller and the transport roller are each supported by a drive shaft via a one-way clutch, and a sensor is provided adjacent to the paper feed side of the first transport roller device, and the sensor section is connected to the pre-registration tray. Further, a second conveying roller device is provided at a predetermined interval from the first conveying roller device, and the distance between the second conveying roller device and the paper feeding auxiliary roller is adjusted so that the copying machine A paper preregistration device for a paper feeder according to claim 1, wherein the paper preregistration device is set to a size smaller than the minimum size of paper that can be copied.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3380186U JPS62147634U (en) | 1986-03-11 | 1986-03-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3380186U JPS62147634U (en) | 1986-03-11 | 1986-03-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62147634U true JPS62147634U (en) | 1987-09-18 |
Family
ID=30841745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3380186U Pending JPS62147634U (en) | 1986-03-11 | 1986-03-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62147634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011136806A (en) * | 2009-12-28 | 2011-07-14 | Nisca Corp | Sheet feeder |
-
1986
- 1986-03-11 JP JP3380186U patent/JPS62147634U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011136806A (en) * | 2009-12-28 | 2011-07-14 | Nisca Corp | Sheet feeder |
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