JPS606023Y2 - Paper feeding device - Google Patents
Paper feeding deviceInfo
- Publication number
- JPS606023Y2 JPS606023Y2 JP2072282U JP2072282U JPS606023Y2 JP S606023 Y2 JPS606023 Y2 JP S606023Y2 JP 2072282 U JP2072282 U JP 2072282U JP 2072282 U JP2072282 U JP 2072282U JP S606023 Y2 JPS606023 Y2 JP S606023Y2
- Authority
- JP
- Japan
- Prior art keywords
- paper
- sheet
- receiving plate
- housing
- paper receiving
- 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.)
- Expired
Links
Landscapes
- Sheets, Magazines, And Separation Thereof (AREA)
- Paper Feeding For Electrophotography (AREA)
Description
【考案の詳細な説明】
この考案は複写機等において給紙カセット装置を用いて
シート状の紙を給紙する給紙装置の改良に関する。[Detailed Description of the Invention] This invention relates to an improvement of a paper feeding device for feeding sheet-like paper using a paper feeding cassette device in a copying machine or the like.
複写機等においてシート状の紙を給紙するものとして、
従来第1図に示すようなものが用いられている。As a device that feeds sheet paper in copying machines, etc.
Conventionally, the one shown in FIG. 1 has been used.
即ち分離爪10を有する筐体11底部に、バネ12.1
3により上方に付勢されるシート状紙受板14を設けた
給紙カセット16のシート状紙受板14上にシート状紙
を載置し、給紙ローラ17によりシート状の紙を1枚づ
つ取り出し給紙している。That is, a spring 12.1 is attached to the bottom of the housing 11 having the separation claw 10.
A sheet of paper is placed on the sheet paper receiving plate 14 of a paper feed cassette 16 equipped with a sheet paper receiving plate 14 that is urged upward by the paper feed roller 17. I take out the paper one by one and feed it.
しかしながらこの装置では複写により給紙カセット16
内のシート状の紙(図示せず)が無くなった場合、シー
ト状紙受板14がバネ12,13により第1図の様に上
方に押し上げられている。However, in this device, the paper feed cassette 16 is
When the inner sheet of paper (not shown) runs out, the sheet of paper receiving plate 14 is pushed upward by the springs 12 and 13 as shown in FIG.
このため新たなシート状紙を補給する場合、シート状紙
受板14を押えながら補給を行なわなければならず、シ
ート状の紙を装填しにくく、操作性が悪いという問題が
ある。Therefore, when replenishing a new sheet of paper, it is necessary to replenish the sheet of paper while holding down the sheet of paper receiving plate 14, making it difficult to load the sheet of paper and resulting in poor operability.
この考案は上記事情にもとづいてなされたもので、比較
的簡単な構成でありながら給紙カセット内へのシート状
紙の補給が行ない易く、操作性の優れた給紙装置を提供
する事を目的とする。This idea was made based on the above circumstances, and the purpose is to provide a paper feed device that has a relatively simple structure, yet allows easy replenishment of sheet paper into the paper feed cassette, and has excellent operability. shall be.
以下この考案の一実施例を第2図及び第3図を参照しな
がら説明する。An embodiment of this invention will be described below with reference to FIGS. 2 and 3.
複写機の本体19内にはシート紙20を給紙する給紙部
討である給紙コー ラ21が設けられて七り、シート状
の紙20を収納し、後述する筐体18、シート状の紙受
板24、付勢部材であるばね26.27等からなる給紙
カセット25は、給紙ローラ21と対向し、シート状の
紙20が給紙ローラ21と接触する第1の位置である本
体19内部及び給紙ローラ21と対向せずシート状の紙
21が給紙ローラに接触されない第2の位置である本体
19外部の間を移動可能にされている。Inside the main body 19 of the copying machine, there is provided a paper feeder 21 which is a paper feeder for feeding sheet paper 20, and a casing 18, which will be described later, stores the sheet paper 20. A paper feed cassette 25 consisting of a paper receiving plate 24 , springs 26 and 27 serving as biasing members, and the like faces the paper feed roller 21 and is located at a first position where the sheet of paper 20 comes into contact with the paper feed roller 21 . It is movable between the inside of the main body 19 and the outside of the main body 19, which is a second position where the sheet-like paper 21 does not face the paper feed roller 21 and is not brought into contact with the paper feed roller.
そして上方にシート状の紙20を給出するための開口を
有する筐体18の前方両端には両側に軸止される支持棒
22aに支持される分離爪22が設けられると共にその
底面には貫通孔23が形成されている。Separation claws 22 supported by support rods 22a that are pivoted on both sides are provided at both front ends of the casing 18, which has an opening for feeding the sheet-like paper 20 upward, and the bottom surface thereof is penetrated. A hole 23 is formed.
又筐体18の底部にはシート状紙20を載置する鉄板か
らなる平板状のシート状紙受板24が設けられており、
このシート状紙受板24は付勢部材であるばね26,2
7により常時上方の筐体18開口に向けて付勢されてい
る。Further, a flat sheet paper receiving plate 24 made of an iron plate on which the sheet paper 20 is placed is provided at the bottom of the housing 18.
This sheet-like paper receiving plate 24 is supported by springs 26, 2 which are biasing members.
7, it is always urged toward the opening of the housing 18 above.
更に筐体18の貫通孔23には、ばね26,27の付勢
力に抗してシート状紙受板24を給紙ローラ21から離
れる位置に吸引する係止部材である磁石28が挿通され
ている。Furthermore, a magnet 28 is inserted into the through hole 23 of the housing 18 and is a locking member that attracts the sheet paper receiving plate 24 to a position away from the paper feed roller 21 against the urging force of the springs 26 and 27. There is.
この磁石28は先端30aが湾曲されると共に一端30
bが筐体18の底部に取着される支持部材であるアーム
30により摺動自在に支持されている。This magnet 28 has a curved tip 30a and one end 30a.
b is slidably supported by an arm 30, which is a support member attached to the bottom of the housing 18.
又突起31は本体19内部に形成され、筐体18の本体
19内への移動時、アーム先端28a及び笛体18底部
間に挿通される解除部材であるカム状の突起である。The protrusion 31 is a cam-shaped protrusion that is formed inside the main body 19 and is a release member that is inserted between the arm tip 28a and the bottom of the flute body 18 when the housing 18 is moved into the main body 19.
次に作用について述べる。Next, we will discuss the effect.
筐体18が第1の位置である本体19内に挿入穴され給
紙ローラ21により給紙可能状態である場合は、第3図
に示すようにアーム30の湾曲された先端30aが突起
31により押下される事から、磁石28はシート状紙受
板24から離間されている。When the housing 18 is inserted into the main body 19 in the first position and is in a state where paper can be fed by the paper feed roller 21, the curved tip 30a of the arm 30 is pushed by the protrusion 31 as shown in FIG. Since the magnet 28 is pressed down, it is spaced apart from the sheet paper receiving plate 24.
これによりシート状紙受板24は、磁石28の吸引力に
影響される事無く、従来装置と同様にばね26,27に
より上方に付勢され、シート状紙20の給紙に伴いシー
ト状紙20を順次上方に押上げて行く。As a result, the sheet paper receiving plate 24 is not affected by the attractive force of the magnet 28 and is urged upward by the springs 26 and 27 as in the conventional device, and as the sheet paper 20 is fed, the sheet paper receiving plate 24 is 20 upwards in sequence.
このようにして複写によりシート状紙20が無くなった
場合は筐体18を第2の位置である本体19外部に取り
出しシート状紙20を補給する。In this way, when the sheet-like paper 20 runs out due to copying, the housing 18 is taken out to the outside of the main body 19, which is the second position, and the sheet-like paper 20 is replenished.
この時シート状紙受板24は、ばね26,27により筐
体18上部に押し上げられている一方、アーム先端30
aは突起31から外され矢印×方向に復帰され、磁石2
8は貫通孔23に挿通される。At this time, the sheet paper receiving plate 24 is pushed up to the upper part of the housing 18 by the springs 26 and 27, while the arm tip 30
a is removed from the protrusion 31 and returned in the direction of the arrow x, and the magnet 2
8 is inserted into the through hole 23.
次いでシート状紙受板24を手で押下すると、シート状
紙受板24は、ばね26,27の付勢力に抗して磁石2
8に吸引され、第2図に示すように給紙ローラ21から
離れる方向の位置に係止される。Next, when the sheet-like paper receiving plate 24 is pressed down by hand, the sheet-like paper receiving plate 24 resists the biasing force of the springs 26 and 27 and moves toward the magnet 2.
8 and is locked in a position away from the paper feed roller 21 as shown in FIG.
そしてこの様な状態でシート紙20を補給した後、再度
筐体18を第1の位置である本体19内に挿入すると、
突起31によりアーム先端30aは矢印×方向と反対方
向に押下され、磁石28はシート状紙受板24の係止状
態を解除するようシート状紙受板24から強制的に離間
される。After replenishing the sheet paper 20 in this state, when the housing 18 is inserted again into the main body 19 in the first position,
The arm tip 30a is pushed down by the projection 31 in the opposite direction to the arrow x direction, and the magnet 28 is forcibly separated from the sheet paper receiving plate 24 so as to release the sheet paper receiving plate 24 from the locked state.
これによりシート状紙受板24はばね26,27に付勢
され、シート状紙20を給紙ローラ21により給紙可能
位置迄押し下げ静止する。As a result, the sheet-like paper receiving plate 24 is urged by the springs 26 and 27, and the sheet-like paper 20 is pushed down to a position where paper can be fed by the paper feed roller 21 and becomes stationary.
このように構成すれば、シート状紙受板24底部を吸引
する磁石28によりシート状紙20補給時、シート状紙
受板24が容易かつ確実に筐体18底部に係止されてい
るので、従来のようにシート状紙受板24により補給操
作が防害される事が無く操作性が向上される。With this configuration, the sheet paper receiving plate 24 is easily and reliably latched to the bottom of the casing 18 when the sheet paper 20 is replenished by the magnet 28 that attracts the bottom of the sheet paper receiving plate 24. The replenishment operation is not hindered by the sheet-like paper receiving plate 24 as in the past, and operability is improved.
尚この考案は上記実施例に限定されず種々設計変更可能
であり、例えば係止部材及びその解除部材の形状や構造
は任意であるし、シート状紙受板の材質も鉄との合金等
でも良い。It should be noted that this invention is not limited to the above embodiments, and can be modified in various ways. For example, the shape and structure of the locking member and its release member can be arbitrary, and the material of the sheet-like paper receiving plate can also be made of an alloy with iron, etc. good.
又、分離爪も可動式で無く筐体に固定されたものでも良
い。Further, the separation claw may also be fixed to the housing instead of being movable.
以上説明したようにこの考案によれば、シート状紙補給
時、シート状紙を支持するシート状紙受板が付勢部材の
付勢力に抗して吸引する係止部材により給紙部材から離
れる方向に容易かつ確実に係止されるので、シート状紙
の補給が行ない易くされると共に、給紙時にシート状紙
受板を給紙部材に対向させるのみで解除装置により、シ
ート状紙受板の係止状態が強制的且つ自動的に解除され
るので、解除のための新たな操作も不要であり、操作性
の良い給紙カセット装置を得る事が出来る。As explained above, according to this invention, when replenishing sheet paper, the sheet paper receiving plate that supports the sheet paper is separated from the paper feeding member by the locking member that attracts it against the biasing force of the biasing member. Since it is easily and reliably locked in the direction, it is easy to replenish the sheet paper, and when feeding, the release device can release the sheet paper receiving plate by simply facing the paper feeding member. Since the locked state is forcibly and automatically released, there is no need for a new operation for release, and a sheet feeding cassette device with good operability can be obtained.
第1図は従来の装置を示す断面図、第2図及び第3図は
この考案の一実施例を示し第2図はその補給時を示す断
面図、第3図はその給紙時を示す断面図である。
18・・・・・・筐体、19・・・・・・本体、20・
・・・・・給紙ローラ、22・・・・・・分離爪、23
・・・・・・貫通孔、24・・・・・・シート状紙受板
、26,27・・・・・・ばね、28・・・・・・磁石
、30・・・・・・アーム、31・・・・・・突起。Fig. 1 is a cross-sectional view showing a conventional device, Fig. 2 and Fig. 3 are an embodiment of this invention, Fig. 2 is a cross-sectional view showing the device during replenishment, and Fig. 3 is a cross-sectional view showing the paper feeding state. FIG. 18... Housing, 19... Main body, 20.
... Paper feed roller, 22 ... Separation claw, 23
...Through hole, 24...Sheet paper receiving plate, 26, 27...Spring, 28...Magnet, 30...Arm , 31...protrusion.
Claims (1)
シート状の紙受板上にシート状の紙を載置すると共に、
前記シート状の紙と本体内の給紙ローラが接触する第1
の位置及び前記シート状の紙と前記給紙ローラが接触し
ない第2の位置との間を移動する事が可能である給紙カ
セットを、前記第1の位置に装着して前記給紙ローラに
より前記シート状の紙を給紙するものにおいて、少なく
とも一部が前記筐体外方に突出される支持部材により前
記シート紙受板下方に支持され前記シート状の紙受板底
面を磁石を用いて接離可能に磁気吸引する係止部材と、
この係止部材による前記シート状の紙受板の吸引を解除
するため前記給紙カセットの前記第1の位置への移動時
に前記筐体及び前記支持部材間に挿通するよう前記本体
内に穿設される解除部材とを具備したことを特徴とする
給紙装置。placing a sheet of paper on a sheet of paper receiving plate inside the housing that is urged toward the opening side of the housing by a biasing member;
A first contact between the sheet-like paper and the paper feed roller in the main body.
A paper feed cassette that can be moved between a position of In the apparatus for feeding sheet-like paper, at least a portion thereof is supported below the sheet-like paper receiving plate by a support member protruding outward from the housing, and the bottom surface of the sheet-like paper receiving plate is connected using a magnet. a locking member that magnetically attracts in a releasable manner;
In order to release the suction of the sheet-like paper receiving plate by the locking member, a hole is provided in the main body so as to be inserted between the housing and the support member when the paper feed cassette is moved to the first position. A paper feeding device characterized by comprising a release member that is released.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2072282U JPS606023Y2 (en) | 1982-02-18 | 1982-02-18 | Paper feeding device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2072282U JPS606023Y2 (en) | 1982-02-18 | 1982-02-18 | Paper feeding device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS57157954U JPS57157954U (en) | 1982-10-04 |
JPS606023Y2 true JPS606023Y2 (en) | 1985-02-25 |
Family
ID=29818624
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2072282U Expired JPS606023Y2 (en) | 1982-02-18 | 1982-02-18 | Paper feeding device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS606023Y2 (en) |
-
1982
- 1982-02-18 JP JP2072282U patent/JPS606023Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS57157954U (en) | 1982-10-04 |
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