JPS58137857A - Original carrying device of copying machine - Google Patents

Original carrying device of copying machine

Info

Publication number
JPS58137857A
JPS58137857A JP2031082A JP2031082A JPS58137857A JP S58137857 A JPS58137857 A JP S58137857A JP 2031082 A JP2031082 A JP 2031082A JP 2031082 A JP2031082 A JP 2031082A JP S58137857 A JPS58137857 A JP S58137857A
Authority
JP
Japan
Prior art keywords
document
support plate
copying machine
document support
original
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
Application number
JP2031082A
Other languages
Japanese (ja)
Inventor
Yasuo Kasama
笠間 保雄
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujifilm Business Innovation Corp
Original Assignee
Fuji Xerox Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fuji Xerox Co Ltd filed Critical Fuji Xerox Co Ltd
Priority to JP2031082A priority Critical patent/JPS58137857A/en
Publication of JPS58137857A publication Critical patent/JPS58137857A/en
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00Apparatus for electrographic processes using a charge pattern
    • G03G15/60Apparatus which relate to the handling of originals
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00Apparatus for electrophotographic processes
    • G03G2215/00172Apparatus for electrophotographic processes relative to the original handling
    • G03G2215/00177Apparatus for electrophotographic processes relative to the original handling for scanning
    • G03G2215/00181Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion
    • G03G2215/00185Apparatus for electrophotographic processes relative to the original handling for scanning concerning the original's state of motion original at rest

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Holders For Sensitive Materials And Originals (AREA)
  • Delivering By Means Of Belts And Rollers (AREA)

Abstract

PURPOSE:To prevent occurrence of a defective copy by constituting of so that a bracket provided with two upper rolls parts from a lower original holding plate by thickness of the original when the original is inserted between the upper rolls and lower rolls. CONSTITUTION:When the distance between a lower original holding plate 1 and an upper original holding plate 3A is set to (d), and an original 12, (t) in thickness, is inserted between a lower roll 2B and an upper roll 9B, a leaf spring 11 warps upward, and a bracket 10, upper roll 9B and an original holding plate (a glass plate) move parallel in the direction of the arrow Y and distance (t). Accordingly, the space between the lower original holding plate 1 and upper original holding plate becomes d+t, and occurrence of defective copy is prevented.

Description

【発明の詳細な説明】 置に関する。[Detailed description of the invention] Regarding location.

この種の原稿搬送装置の従来例としては、添付図面の第
1図に略示するような屯のがめつ九。この従来の原稿搬
送装置は、複写機のフレーム(図示していない)Klj
1定された下部原稿支持板1と、仁の下部原稿支持板1
の前後に配置され前記フレームに回転自在に取シ付けら
れた一つの下部ローラ2^及び2Bと、下部原稿支持板
1上に対向して設けられた上部原稿支持板3とを備えて
いるうそして、この上部原稿支持板3IIi、第1図に
示されるように、切換カム4に取り付けられておシ、切
換カム4は、偏移スプリング5によってガイドロー96
に押し付けられるように支持されている。
A conventional example of this type of document conveying device is the one shown schematically in FIG. 1 of the accompanying drawings. This conventional document conveying device has a frame (not shown) of a copying machine.
1 fixed lower document support plate 1, and a fixed lower document support plate 1
One lower roller 2^ and 2B is arranged before and after the frame and is rotatably attached to the frame, and an upper document support plate 3 is provided oppositely on the lower document support plate 1. As shown in FIG.
It is supported so that it is pressed against.

この切換カム4には、支点Tを有した切換レバーaが関
連付けられている,切換レバー8を矢印へ方向へ手動に
て回動させると、切換カム4は、ガイドローフ・の案内
によって、矢印B方向へスライドさせられるようになっ
ている。この従来の原稿搬送装置は、原稿が厚紙のとき
には、第1図に示したような切換レバー8の位置にて使
用し、このとき、下部原稿支持板1と上部原稿支持板3
との閣の距離は、dlと比較的に広くされている。
A switching lever a having a fulcrum T is associated with this switching cam 4. When the switching lever 8 is manually rotated in the direction of the arrow, the switching cam 4 is guided by the guide loaf. It can be slid in direction B. This conventional document conveying device is used when the document is thick paper, with the switching lever 8 in the position shown in FIG.
The distance between dl and dl is relatively wide.

原稿が薄紙の場合には、第2図に略示するように、切換
レバー8を手動にて操作して、切換カム4をスライドさ
せると、下部原稿支持板1と上部原稿支持板3との間の
距離は、d2と比較的に狭くされうる屯のである。
When the document is thin paper, as schematically shown in FIG. 2, by manually operating the switching lever 8 and sliding the switching cam 4, the lower document support plate 1 and the upper document support plate 3 are separated. The distance between d2 and d2 can be made relatively narrow.

しかし、このような従来の原稿搬送装置の構造では、下
部原稿支持板1と上部原稿支持板3との間の間隔の変更
は、原稿の厚みに応じて操作者が手動にて行なう必要が
あるため、切換の誤操作等のため原稿を破損するおそれ
のあるものでめった。
However, in the structure of such a conventional document conveying device, it is necessary for the operator to manually change the distance between the lower document support plate 1 and the upper document support plate 3 according to the thickness of the document. Therefore, there was a risk of damage to the original due to incorrect switching operations.

ま念、その間隔の調整が一段階(dユ、da)Lか行な
えないため、種々な原稿の厚さに対して適切な間隔値を
設定できず、複厚不喪をひき起こす可能性があった。
Unfortunately, since the spacing can only be adjusted by one level (dyu, da) L, it is not possible to set the appropriate spacing value for various thicknesses of originals, which may cause problems with multiple thicknesses. there were.

本発明の目的は、このような従来装置の欠点を解消した
複写機の原稿搬送装置を提供することである。
SUMMARY OF THE INVENTION An object of the present invention is to provide a document conveying device for a copying machine that eliminates the drawbacks of the conventional devices.

本発明によれば、このような目的は、複写機のフレーム
に固定された下部原稿支持板、腋下部原稿支持板の前後
に配置され前記フレームに回転自在に取り付けられた2
つのF部ローラ及び前記FS原稿支持板上に対向して設
けら扛た下部原稿支持板を備えた複写機の受光部におけ
る原稿搬送装置において、前記上部原稿支持板を、前記
一つの下部ローラのそれぞれの上部に対接するように設
けられ九一つの上部ローラを回転自在に連結したブラケ
ットに取シ付け、該ブラケットを、対接する前記下部ロ
ーラと前記上部ローラとの間に原稿が挿入されるとき、
該原稿の厚み分だけ前記F部原稿支持板から離れるよう
に平行に移動されるように前記フレームに支持するよう
にすることによって、達成される。
According to the present invention, such a purpose is achieved by a lower document support plate fixed to the frame of the copying machine, and two rotatably attached to the frame, which are disposed before and after the armpit document support plate.
In a document conveying device in a light receiving section of a copying machine, which is provided with two F part rollers and a lower document support plate disposed opposite to the FS document support plate, the upper document support plate is connected to the one lower document support plate. Ninety-one upper rollers are attached to a bracket rotatably connected to each other so as to be in contact with each other, and when a document is inserted between the lower roller and the upper roller that are in contact with each other. ,
This is achieved by supporting the document on the frame so that it is moved in parallel away from the F section document support plate by the thickness of the document.

本発明の原稿搬送装置のこのような構成によれば、いか
なる厚さの原稿を挿入しても、上下の原稿支持板間の距
離をその厚さに応じて自動的に無段階に変更しうるので
、誤操作による原稿の破損を生ずるようなことがなくな
り、どのような厚さの原稿でも常に良好な複写を行なう
ことができ、しかも、構造簡単で安価な装置とすること
ができる。
According to this configuration of the document conveying device of the present invention, no matter what thickness of document is inserted, the distance between the upper and lower document support plates can be automatically and steplessly changed according to the thickness. Therefore, damage to the original due to erroneous operation is eliminated, and it is possible to always make good copies of originals of any thickness, and the apparatus is simple in structure and inexpensive.

次に、添付図面の@3図から第6図に基づいて本発明の
実施列について本発明をよシ詳細に説明するっ 第3図は、本発明の一実施例としての複写機の原稿搬送
装置を略示しておシ、この原稿搬送装置は、第1図の従
来装置と同様に、複写機のフレーム(図示していない)
に固定された下部原稿支持板1と、この下部原稿支持板
10前後に配置され前記フレームに回転自在に取シ付け
られたaつの下部ローラ2^及び2Bと、下部原稿支持
板1上に対向して設けられた下部原稿支持板3^とを備
えている。本発明によって、この上部原稿支持板3^は
、λつの下部ローラ2^及び2Bのそれぞれの上部に対
接するように設けられたコつの上部ローラ9^及び9B
を回転自在に連結し九プラケツ)10にねじ止め等で取
り付けられている。更に、ブラケット10は、同じ長さ
の板ばね11にて同じ角度にて複写機のフレームから吊
シ下げるようにして支持されている。このような構成の
原稿搬送装置において、最初に、第3図に示すように、
下部原稿支持板1と上部原稿支持板3^との間の距Il
lをdに設定したとするっこ\で、第ダ図に略示するよ
うに、厚さtの原稿12が下部ローラ2Bと上部ロー2
8Bとの間に挿入されたとすると、板ばね11は、第9
図に示す通シに反り、プ2ケツ)10.上部ローラ9^
及び上部原稿支持板(ガラス板)3Aは、矢印Y方向に
距離tだけ平行移動する。従って、下部原稿支持板1と
上部原稿支持板3^との間隔は、d+tとなり、自動的
に間隔が変更されることになる。
Next, the present invention will be explained in detail with reference to FIGS. 3 to 6 of the attached drawings. FIG. The apparatus is shown schematically, and this document conveying apparatus is similar to the conventional apparatus shown in FIG.
A lower document support plate 1 fixed to the lower document support plate 1, a number of lower rollers 2^ and 2B arranged before and after the lower document support plate 10 and rotatably attached to the frame, and opposed to each other on the lower document support plate 1. A lower document support plate 3^ is provided. According to the present invention, the upper document support plate 3^ has two upper rollers 9^ and 9B provided so as to be in contact with the respective upper parts of the λ lower rollers 2^ and 2B.
are rotatably connected and attached to nine brackets (10) with screws or the like. Further, the bracket 10 is supported so as to be suspended from the frame of the copying machine at the same angle by a leaf spring 11 having the same length. In the document conveying device having such a configuration, first, as shown in FIG.
Distance Il between the lower document support plate 1 and the upper document support plate 3^
Suppose that l is set to d, and as shown schematically in Fig.
8B, the leaf spring 11 is inserted between the ninth
10. Upper roller 9^
The upper document support plate (glass plate) 3A is translated by a distance t in the direction of arrow Y. Therefore, the distance between the lower document support plate 1 and the upper document support plate 3^ is d+t, and the distance is automatically changed.

第5図は、本発明の別の実施例としての複写機の原稿搬
送装置を略示しておシ、この実施例の原稿搬送装置は、
ブラケット10が板ばねの代りに、リンク13で支持さ
れている以外、第3図の実施例のものと同様であるので
繰り返し絆述はしない、リンク13は、それぞれリンク
支点13^及び13Bにて、複写機のフレーム及びブラ
ケット10に接続されている。
FIG. 5 schematically shows a document conveyance device of a copying machine as another embodiment of the present invention, and the document conveyance device of this embodiment includes:
3 except that the bracket 10 is supported by a link 13 instead of a leaf spring, and will not be described repeatedly. , connected to the frame and bracket 10 of the copying machine.

第3図の実施例及び第S図の実施例におけるプラケツ)
10の複写機フレームに対する支持機構は、基本的には
、第6図に略示するようなリンク機構を構成していると
いえる。すなわち、第6図のリンク機構におけるリンク
14は、ブラケット10に相当し、りンク1s及び1・
は、板ばね11又はリンクISK相当してお)、これら
リンク14゜1s及び16は、複写機のフレームに対し
て、リンク支点IT、111.11及び20を介して、
平行四辺形四節回転連鎖のリンク機構を構成している。
(Plucket in the embodiment shown in Figure 3 and the embodiment shown in Figure S)
It can be said that the support mechanism for the copying machine frame 10 basically constitutes a link mechanism as schematically shown in FIG. That is, the link 14 in the link mechanism of FIG. 6 corresponds to the bracket 10, and the links 1s and 1.
corresponds to the leaf spring 11 or the link ISK), these links 14°1s and 16 are connected to the frame of the copying machine via link supports IT, 111.11 and 20.
It constitutes a link mechanism of a parallelogram four-node rotation chain.

このリンク機構では、りンク1sの長さ11とリンク1
6の長さt2とが等しく、角度−1と#2とが等しく、
リンク支点1@が矢印×方向に変位した場合、す/り1
4は矢印Y方向に平行移動されるのである。
In this link mechanism, the length of link 1s is 11 and the length of link 1 is
The length t2 of 6 is equal, the angle -1 and #2 are equal,
When link fulcrum 1@ is displaced in the direction of arrow
4 is translated in parallel in the direction of arrow Y.

【図面の簡単な説明】[Brief explanation of the drawing]

添付図面の第1図及び第一図は従来の原稿搬送装置の一
例を示す概略図、第3図及び第参図は本発明の一実施例
としての原稿搬送装置を示す概略図、第3図は本発明の
別の実施例としての原稿搬送装置を示す概略図、第6図
は本発明の装置の動る。 1・・・・・下部原稿支持板、2^、2B・・・・・下
部ローラ、3^・・・・・上部原稿支持板、9^、9B
・・・・・上部ローラ、10・・・・・ブラケット、1
1・・・・・板ばね、12・・・・・原稿、13・・・
・・リンク、1s^、1s8・・・・・リンク支点
1 and 1 of the accompanying drawings are schematic diagrams showing an example of a conventional document conveying device, and FIG. 3 and FIG. 6 is a schematic diagram showing a document conveying device as another embodiment of the present invention, and FIG. 6 shows the operation of the device of the present invention. 1...Lower document support plate, 2^, 2B...Lower roller, 3^...Upper document support plate, 9^, 9B
... Upper roller, 10 ... Bracket, 1
1...Plate spring, 12...Manuscript, 13...
...Link, 1s^, 1s8...Link fulcrum

Claims (1)

【特許請求の範囲】[Claims] 複写機の7レームに固定された下部原稿支持板、該下部
原稿支持板の前後に配置され前記フレームに回転自在に
取シ付けられた2つの下部ローラ及び前記下部原稿支持
板上に対向して設けられた上部原稿支持板を備え九複写
機の受光部における原稿搬送装置において、前記上部原
稿支持板は、前記一つの下部ローラのそれぞれの上部に
対接するように設けられた2つの上部ローラを回転自在
に連結し九ブラケットに取り付けられ、該ブラケットは
、対接する前記下部ローラと前記上部ローラとの間に原
稿が挿入されるとき、咳原稿の厚み分だけ前記下部原稿
支持板から離れるように平行に移動されるように前記7
レームに支持されたことを特徴とする複写機の原稿搬送
装置。
A lower document support plate fixed to seven frames of a copying machine, two lower rollers arranged before and after the lower document support plate and rotatably attached to the frame, and opposing rollers on the lower document support plate. In the document conveying device in the light receiving section of a copying machine, the upper document support plate includes two upper rollers disposed so as to be in contact with respective upper portions of the one lower roller. The bracket is rotatably connected and attached to nine brackets, and the bracket is configured to separate from the lower document support plate by the thickness of the document when the document is inserted between the lower roller and the upper roller that are in contact with each other. Said 7 to be moved in parallel
A document conveying device for a copying machine, characterized in that it is supported by a frame.
JP2031082A 1982-02-10 1982-02-10 Original carrying device of copying machine Pending JPS58137857A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2031082A JPS58137857A (en) 1982-02-10 1982-02-10 Original carrying device of copying machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2031082A JPS58137857A (en) 1982-02-10 1982-02-10 Original carrying device of copying machine

Publications (1)

Publication Number Publication Date
JPS58137857A true JPS58137857A (en) 1983-08-16

Family

ID=12023561

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2031082A Pending JPS58137857A (en) 1982-02-10 1982-02-10 Original carrying device of copying machine

Country Status (1)

Country Link
JP (1) JPS58137857A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006313995A (en) * 2005-05-09 2006-11-16 Graphtec Corp Image reading apparatus
US7916357B2 (en) 2004-05-13 2011-03-29 Canon Denshi Kabushiki Kaisha Image reading apparatus
CN106429592A (en) * 2015-08-11 2017-02-22 虹光精密工业股份有限公司 Transmission assembly and business machine comprising same

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7916357B2 (en) 2004-05-13 2011-03-29 Canon Denshi Kabushiki Kaisha Image reading apparatus
JP2006313995A (en) * 2005-05-09 2006-11-16 Graphtec Corp Image reading apparatus
CN106429592A (en) * 2015-08-11 2017-02-22 虹光精密工业股份有限公司 Transmission assembly and business machine comprising same

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