JPH0460947U - - Google Patents
Info
- Publication number
- JPH0460947U JPH0460947U JP10477690U JP10477690U JPH0460947U JP H0460947 U JPH0460947 U JP H0460947U JP 10477690 U JP10477690 U JP 10477690U JP 10477690 U JP10477690 U JP 10477690U JP H0460947 U JPH0460947 U JP H0460947U
- Authority
- JP
- Japan
- Prior art keywords
- transfer paper
- rotation speed
- drive source
- sensors
- image forming
- 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 2
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Paper Feeding For Electrophotography (AREA)
- Controlling Sheets Or Webs (AREA)
- Delivering By Means Of Belts And Rollers (AREA)
Description
第１図はこの考案による画像形成装置としての
複写機の要部を示す概略図、第２図は第１図の制
御装置が実行する判断及び処理を示すフロー図、
第３図は転写紙の搬送経路中に設けられた第１、
第２センサの転写紙の検知タイミングを示すタイ
ミング図である。
１……装置本体、２……給紙部、３，４……給
紙カセツト、６……搬送経路、７，８……搬送ロ
ーラ対、１０……制御装置（回転数制御手段）、
１１，１２……搬送ガイド板、１３……感光体ド
ラム、１６……第１センサ、１７……第２センサ
、１８……ＤＣモータ、２０……レジストセンサ
、Ｐ……転写紙。
FIG. 1 is a schematic diagram showing the main parts of a copying machine as an image forming apparatus according to this invention, and FIG. 2 is a flow diagram showing judgment and processing executed by the control device in FIG. 1.
Figure 3 shows the first,
FIG. 7 is a timing chart showing the timing of detection of transfer paper by a second sensor. DESCRIPTION OF SYMBOLS 1... Apparatus body, 2... Paper feeding section, 3, 4... Paper feeding cassette, 6... Conveyance path, 7, 8... Conveyance roller pair, 10... Control device (rotation speed control means),
DESCRIPTION OF SYMBOLS 11, 12... Conveyance guide plate, 13... Photosensitive drum, 16... First sensor, 17... Second sensor, 18... DC motor, 20... Registration sensor, P... Transfer paper.
Claims (1)
それぞれ転写紙の有無を検出する複数のセンサと
、転写紙を搬送する搬送系を駆動する駆動源と、
転写紙が前記複数のセンサ間を通過する時間から
前記駆動源の回転数を演算し、その回転数が転写
紙の搬送に適した所定の回転数になるように前記
駆動源を制御する回転数制御手段とを設けたこと
を特徴とする画像形成装置。 Provided at intervals along the conveyance path of the transfer paper,
A plurality of sensors each detecting the presence or absence of transfer paper, a drive source that drives a conveyance system that conveys the transfer paper,
The rotation speed of the drive source is calculated from the time it takes the transfer paper to pass between the plurality of sensors, and the rotation speed is controlled to control the drive source so that the rotation speed becomes a predetermined rotation speed suitable for conveying the transfer paper. An image forming apparatus comprising a control means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10477690U JPH0460947U (en) | 1990-10-04 | 1990-10-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10477690U JPH0460947U (en) | 1990-10-04 | 1990-10-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0460947U true JPH0460947U (en) | 1992-05-26 |
Family
ID=31850190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10477690U Pending JPH0460947U (en) | 1990-10-04 | 1990-10-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0460947U (en) |
-
1990
- 1990-10-04 JP JP10477690U patent/JPH0460947U/ja active Pending
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