JPS61121064A - Safety switch release mechanism of printer device or the like - Google Patents
Safety switch release mechanism of printer device or the likeInfo
- Publication number
- JPS61121064A JPS61121064A JP59242647A JP24264784A JPS61121064A JP S61121064 A JPS61121064 A JP S61121064A JP 59242647 A JP59242647 A JP 59242647A JP 24264784 A JP24264784 A JP 24264784A JP S61121064 A JPS61121064 A JP S61121064A
- Authority
- JP
- Japan
- Prior art keywords
- cover
- safety switch
- release mechanism
- switch
- detaining
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
- H01H3/16—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift
- H01H3/161—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover or lid
- H01H3/163—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for actuation at a limit or other predetermined position in the path of a body, the relative movement of switch and body being primarily for a purpose other than the actuation of the switch, e.g. for a door switch, a limit switch, a floor-levelling switch of a lift for actuation by moving a closing member, e.g. door, cover or lid associated with locking or manipulating means of the closing member
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Control Or Security For Electrophotography (AREA)
- Accessory Devices And Overall Control Thereof (AREA)
- Dot-Matrix Printers And Others (AREA)
- Laser Beam Printer (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
本発明はプリンタ装置等の安全スイッチ解除機構に関す
る。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to a safety switch release mechanism for printer devices and the like.
(従来の技術)
従来、たとえば、装置本体に、カバーをロック手段を介
して開閉可能に取り付けてなるプリッタ装置においては
、一般に、メンテナンス等によりカバーを開くと、安全
スイッチ手段が動作して光学系の電源をオフするように
なっている。(Prior Art) Conventionally, for example, in a splitter device in which a cover is attached to the main body of the device so as to be openable and closable via a locking means, when the cover is opened for maintenance or the like, a safety switch means is activated to shut down the optical system. The power is turned off.
(発明が解決しようとする問題点)
しかしながら、前記方式では、カバーが若ト開いたとき
に安全スイッチ(電源スイッチ)がオフするようになっ
ているため、前記光学系が半導体レーザーを使用するも
のにおいては、カバーか若七開いたときに、誤動作によ
りビーム発生器か作動するとレーザーか外部に漏れると
いう危険性を有する。(Problem to be Solved by the Invention) However, in the above system, the safety switch (power switch) is turned off when the cover is opened, so the optical system uses a semiconductor laser. In this case, there is a risk that when the cover is opened and the beam generator malfunctions, the laser beam may leak to the outside.
(問題点を解決するための手段)
本発明にかかる安全スイッチ解除機構は、前記光学系問
題点を解決するためになされたしので、装置本体に、カ
バーをロック手段を介して開閉可能に取り付けるととも
に、前記カバーの11目動作により光学系の電源スイッ
チをオフするようにしたプリンタ装置等の安全スイッチ
解除機構に才、いて、前記ロック手段を移動ロック部付
と係1)一部(オとからなる機械的ロック手段とすると
とらに、電源スイッチを前記移動ロック部材がアンロブ
ク状懇となる直前にオフするように配置したことを特徴
とする。(Means for Solving the Problems) The safety switch release mechanism according to the present invention has been made in order to solve the above-mentioned problems with the optical system, and therefore, a cover is attached to the main body of the device so as to be openable and closable via a locking means. In addition, there is a safety switch release mechanism for a printer device, etc., in which the power switch of the optical system is turned off by the 11th movement of the cover, and the locking means is equipped with a movable locking part. In addition, the mechanical locking means is characterized in that a power switch is arranged so as to be turned off immediately before the movable locking member becomes unrotated.
(実施例)
第1図は本発明にかかる安全スイッチ解除機構を備えた
レーザービームプリンタの全体構成を示し、まず、その
概略を説明する。(Embodiment) FIG. 1 shows the overall configuration of a laser beam printer equipped with a safety switch release mechanism according to the present invention, and its outline will first be explained.
感光性フィルムシート(S)はサプライカセット(1)
内に感光面を上にして積載され、このシート(S)の先
端上方にはエアーシリンダ(2)に接続された吸着盤(
3)が複数個並列状態で支持板(4)に設置されている
。吸着盤(3)およびエアーシリンダ(2)は支持板(
4)とともに軸(5)を支点として上下方向に揺動可能
であり、下降してシート(S)に接触後、エアーシリン
ダ(2)の空気吸引動作にてシート(S)を吸引し、最
上層にある一枚のシート(S)の先端を持ち上げる。Photosensitive film sheet (S) is in supply cassette (1)
The sheet (S) is loaded with its photosensitive surface facing up, and above the tip of the sheet (S) is a suction cup (S) connected to an air cylinder (2).
3) are installed in parallel on the support plate (4). The suction cup (3) and the air cylinder (2) are attached to the support plate (
4), it can swing up and down using the shaft (5) as a fulcrum, and after descending and contacting the sheet (S), the air cylinder (2) sucks the sheet (S), and finally Lift up the tip of the top sheet (S).
搬送ローラ対(7)は、吸着盤(3)にて持ち上げられ
たシート紙(S)の先端と同一の高さで前後方向に揺動
可能に、下記するように、移動レバーである揺動レバー
(6)に設置したもので、ソート搬送開始信号にて回転
駆動されつつ図中右方に移動して、既に持ち上げられて
いるシート(S)の先端を挾み込み、このソート(S)
を直ちに保持板(20)上に搬送する。The pair of conveying rollers (7) can swing back and forth at the same height as the tip of the sheet paper (S) lifted up by the suction cup (3), as described below. It is installed on the lever (6), and moves to the right in the figure while being rotationally driven by the sort conveyance start signal, and pinches the leading edge of the sheet (S) that has already been lifted, and this sort (S)
is immediately transferred onto the holding plate (20).
保持板(20)は前記搬送ローラ対(7)から副走査ド
ラム(25)に至る経路に水平状態で設置したもので、
ノート(S)より若干長い全長を有し、その表面はシー
ト(S)が滑動可能なように仕上げられている。また、
保持板(20)の搬送ローラ対(7)側にはブツシュレ
バー(2I)が、副走査ドラム(25)側にはストッパ
(23)がそれぞれ軸(22)、(24)を支点として
回動自在、即ちノート搬送路中に進退可能に設置されて
いる。プブンユレバー(21)は搬送路中への進入動作
(図中時計回り方向への回動)にてシート(S)の後端
を前方に付勢する機能を有する。ストッパ(23)は先
端がかぎ状をなし、搬送路中への進入位置にあってはソ
ート(S)の先端が当接することによりソート(S)を
保持板(20)上で正確に位置決めする機能を有する。The holding plate (20) is installed horizontally on the path from the conveying roller pair (7) to the sub-scanning drum (25),
It has a slightly longer overall length than the notebook (S), and its surface is finished so that the sheet (S) can slide on it. Also,
A bushing lever (2I) is provided on the transport roller pair (7) side of the holding plate (20), and a stopper (23) is rotatable on the sub-scanning drum (25) side, respectively, about the shafts (22) and (24) as fulcrums. That is, it is installed in the notebook transport path so that it can move forward and backward. The push lever (21) has a function of urging the rear end of the sheet (S) forward when it moves into the conveyance path (rotation in the clockwise direction in the figure). The stopper (23) has a hook-shaped tip, and when the stopper (23) is in the position where it enters the conveyance path, the tip of the sort (S) comes into contact with it, thereby accurately positioning the sort (S) on the holding plate (20). Has a function.
ノート(S)は、まず、ストッパ(23)が搬送路中に
進入し、ブツシュレバー(21)が搬送路中から退避し
た状態で搬送ローラ対(7)にて保持板(20)上に送
り込まれ、プッ7ユレバー(21)を時計回り方向に回
動させることによりシート(S)の後端を押し、ノート
(S)の先端をストッパ(23)に当接させて位置決め
を行なう。続いて、プブンユレバー(2I)を反時計回
り方向にシート(S)の位置ずれが生じない速度で回動
させて搬送路中から退避させ、再度プッノユレバー(2
1)を時計回り方向に回動させてシート(S)の後端を
押すと、シー)(S)は左方に搬送され、その先端は副
走査ドラム(25)とニップローラ(26)間に挾み込
まれる。First, the stopper (23) enters the conveyance path, and the notebook (S) is sent onto the holding plate (20) by the conveyance roller pair (7) with the button lever (21) retracted from the conveyance path. By rotating the push lever (21) clockwise, the rear end of the sheet (S) is pushed, and the tip of the notebook (S) is brought into contact with the stopper (23) for positioning. Next, rotate the Pubunyu lever (2I) counterclockwise at a speed that does not cause the sheet (S) to be misaligned, move it out of the conveyance path, and turn the Pubunyu lever (2I) again.
1) in the clockwise direction and pushes the rear end of the sheet (S), the sheet (S) is conveyed to the left and its leading edge is placed between the sub-scanning drum (25) and the nip roller (26). Get caught in the middle.
副走査ドラム(25)は、プリント動作中は反時計回り
方向に連続回転駆動され、ニップローラ(26)、(2
6)もこのドラム25上に常時接触して従動回転してい
る。ノート(S)はこのドラム(25)と前後のニップ
ローラ(26)に挾み込まれると、直〉に、副走査ドラ
ム(25)の回転力にて図中左方に搬送される。The sub-scanning drum (25) is continuously driven to rotate counterclockwise during the printing operation, and the nip rollers (26), (2
6) is also constantly in contact with this drum 25 and rotates as a result. When the notebook (S) is sandwiched between the drum (25) and the front and rear nip rollers (26), it is immediately conveyed to the left in the figure by the rotational force of the sub-scanning drum (25).
一方、レーザービームユニット(30)は前記各機構を
備えた装置本体(10)の保持板(20)の上方にヒン
ジ(28)で開閉自在に取り付けられたカバー(29)
内に設置され、ビーム発生器(31)から発生されたレ
ーザービームは反射鏡(32)、走査*C33)を介し
てニップローラ(26)、(26)間に照射され、副走
査ドラム(25)上を搬送される感光性フィルムシート
(S)上を主走査し、所定の画像を形成する。On the other hand, the laser beam unit (30) has a cover (29) attached above the holding plate (20) of the device main body (10) equipped with the above-mentioned mechanisms so as to be openable and closable with a hinge (28).
The laser beam generated from the beam generator (31) is irradiated between the nip rollers (26), (26) via the reflecting mirror (32) and the scanning *C33), and is applied to the sub-scanning drum (25). A predetermined image is formed by main scanning the photosensitive film sheet (S) being conveyed thereover.
このようにして画像を形成されたシート(S)は副走査
ドラム(25)と後段のニップローラ(26)間から図
中左方に送り出され、先端から順次自重で垂れ下がりテ
ィクアップカセット(27)内に収納される。ティクア
ップカセット(27)はノート(S)の搬送を検出して
開閉される蓋を有し、十分な遮光対策が施されている。The sheet (S) on which the image has been formed in this way is sent out to the left in the figure from between the sub-scanning drum (25) and the nip roller (26) at the rear stage, and is successively sagged from the leading edge by its own weight into the tick-up cassette (27). is stored in. The tick-up cassette (27) has a lid that is opened and closed upon detecting the transport of the notebook (S), and is provided with sufficient light shielding measures.
このティクアップカセット(27)内に収納されたノー
ト(S)は未だ露光された状態であり、カセット(27
)に収納されたままプリンタ本体(lO)から取り出さ
れ、現像、定着装置で処理されるようになっている。The notebook (S) stored in this tick-up cassette (27) is still in an exposed state, and the cassette (27
) is taken out from the printer main body (lO) and processed in a developing and fixing device.
次に、安全スイッチ解除機構について説明する。Next, the safety switch release mechanism will be explained.
安全スイッチ解除機構(34)は、大略、第3図に示す
ように、移動ロック部材(36)と係止部材(40)と
からなる機械的ロック手段(35)と、スイッチ(43
)とからなる。The safety switch release mechanism (34), as roughly shown in FIG.
).
そして、移動ロック部材(36)は解除レバー(38)
によりカバー(29)のフレーム(2−9a)に軸(3
9)を中心に、かつ、図示しないスプリングにより、常
時時計回り方向に回動付勢されている。The movable lock member (36) is connected to the release lever (38).
Attach the shaft (3) to the frame (2-9a) of the cover (29).
9) and is constantly biased to rotate clockwise by a spring (not shown).
係止部材(40)は、プリンタ本体(lO)に取り付け
られ、その係上板(41)に前記移動ロック部材(36
)の先端に設けた係止つめ(37)が係止されるスリッ
ト(42)を備え、カバー(29)が閉められると、係
止っめ(37)がスリット(42)に係止されてカバー
(29)はロックされるものである。The locking member (40) is attached to the printer main body (lO), and the movable locking member (36) is attached to the locking plate (41).
) is provided with a slit (42) into which a locking pawl (37) is locked, and when the cover (29) is closed, the locking pawl (37) is locked in the slit (42) and the cover is closed. (29) is locked.
前記スイッチ(43)はプリンタ一本体(10)の前記
係止部材(40)の近傍に設けられたもので、前記係止
つめ(37)がスリット(42)に係止状態(aツク状
tfs)にあるときは、係止つめ(37)がアクチュエ
ータ(44)を押圧して(電源)スイッチ(43)はオ
ンとなり、アンロック状態となるとオフする構成とした
ものである。The switch (43) is provided near the locking member (40) of the printer body (10), and the locking pawl (37) is in the locked state (a-shaped tfs) in the slit (42). ), the locking pawl (37) presses the actuator (44) and the (power) switch (43) is turned on, and when the lock is in the unlocked state, it is turned off.
前記構成からなるため、いま、メンテナンス等によりカ
バー(29)を開くために、解除レバー(38)を上方
に押し上げると、係止つめ(37)が係止部材(40)
から外れる寸前に、スイッチ(43)は係止つめ(37
)の移動によりオフとなる。したがって、カバー(29
)を開いてもレーザーが外部に漏れるという危険は全く
ない。Because of the above configuration, when the release lever (38) is pushed upward to open the cover (29) for maintenance or the like, the locking pawl (37) will close to the locking member (40).
Just before the switch (43) comes off, the locking pawl (37)
) is turned off by moving. Therefore, the cover (29
), there is no risk of the laser leaking outside.
そして、カバー(29)を閉めて係止っめ(37)が係
止部材(40)に係止されると、レーザーの電源はオン
状態となり、プリントを行うことができる。Then, when the cover (29) is closed and the locking catch (37) is locked with the locking member (40), the laser power is turned on and printing can be performed.
なお、前記構成では、スイッチ(43)を係止っめ(3
7)の先端で直接動作させたが、移動ロック部材(36
)で間接的に行なってもよい。In addition, in the said structure, the switch (43) is locked (3).
Although it was operated directly at the tip of the movable locking member (36
) may be done indirectly.
(効果)
以上の説明から明らかなように、プリンタ装置等の安全
スイッチ解除機構によれば、ロック手段を解除するため
に移動ロック部材を移動させれば、カバーが開く前に安
全スイッチが確実にオフとなるため、誤動作によりレー
ザーが外部に漏れ危険性は全くない。しかも、ロック手
段は機械的ロック手段であるため動作も確実である。(Effect) As is clear from the above explanation, according to the safety switch release mechanism of printer devices, etc., if the movable locking member is moved to release the locking means, the safety switch is reliably activated before the cover is opened. Since it is turned off, there is no danger of the laser leaking outside due to malfunction. Furthermore, since the locking means is a mechanical locking means, the operation is reliable.
第1図は本発明にかかるプリンタ装置等の安全スイッチ
解除機構を備えたレーザービームプリンタの全体構成図
、第2図は第1図においてカバーを開いた状態を示す図
で、第3図および第4図は、スイッチ解除機構の詳細図
である。
(10)〜装置本体、(29)〜カバー、(30)〜光
学(レーザービーム)ユニット、(34)〜安全スイッ
チ解除機構、(35)〜機械的ロック手段、(36)〜
移動ロック部材、(37)〜係止つめ、(38)〜解除
レバー、(39)〜軸、(40)〜係止部材、(41)
〜係止板、(42)〜スリット、(43)〜スイッチ、
(44)〜アクチュエータ。
第1IIFIG. 1 is an overall configuration diagram of a laser beam printer equipped with a safety switch release mechanism such as a printer device according to the present invention, FIG. 2 is a diagram showing a state in which the cover is opened in FIG. 1, and FIGS. FIG. 4 is a detailed view of the switch release mechanism. (10) ~Device body, (29) ~Cover, (30) ~Optical (laser beam) unit, (34) ~Safety switch release mechanism, (35) ~Mechanical locking means, (36) ~
Moving locking member, (37) ~locking pawl, (38) ~release lever, (39) ~shaft, (40) ~locking member, (41)
~locking plate, (42) ~slit, (43) ~switch,
(44) ~Actuator. 1II
Claims (1)
能に取り付けるとともに、前記カバーの開動作により光
学系の電源スイッチをオフするようにしたプリンタ装置
等の安全スイッチ解除機構において、前記ロック手段を
移動ロック部材と係止部材とからなる機械的ロック手段
とするとともに、電源スイッチを前記移動ロック部材が
アンロック状態となる直前にオフするように配置したこ
とを特徴とするプリンタ装置等の安全スイッチ解除機構
。(1) In a safety switch release mechanism for a printer device, etc., in which a cover is attached to the device body so as to be openable and closable via a locking means, and the power switch of an optical system is turned off by the opening operation of the cover, the locking means Safety of a printer device, etc., characterized in that: is a mechanical locking means consisting of a movable locking member and a locking member, and a power switch is arranged to be turned off immediately before the movable locking member becomes unlocked. Switch release mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59242647A JPS61121064A (en) | 1984-11-17 | 1984-11-17 | Safety switch release mechanism of printer device or the like |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59242647A JPS61121064A (en) | 1984-11-17 | 1984-11-17 | Safety switch release mechanism of printer device or the like |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS61121064A true JPS61121064A (en) | 1986-06-09 |
JPH0586356B2 JPH0586356B2 (en) | 1993-12-10 |
Family
ID=17092153
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59242647A Granted JPS61121064A (en) | 1984-11-17 | 1984-11-17 | Safety switch release mechanism of printer device or the like |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61121064A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6417755U (en) * | 1987-07-22 | 1989-01-30 | ||
JPS6449848U (en) * | 1987-09-17 | 1989-03-28 | ||
JPH0375666A (en) * | 1989-08-16 | 1991-03-29 | Mita Ind Co Ltd | Image processor with fixing device |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5190830A (en) * | 1975-02-07 | 1976-08-09 | ||
JPS58145967A (en) * | 1982-02-25 | 1983-08-31 | Canon Inc | Image forming device |
JPS58158652A (en) * | 1982-03-17 | 1983-09-20 | Fuji Xerox Co Ltd | Interlocking device of copying machine or the like |
-
1984
- 1984-11-17 JP JP59242647A patent/JPS61121064A/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5190830A (en) * | 1975-02-07 | 1976-08-09 | ||
JPS58145967A (en) * | 1982-02-25 | 1983-08-31 | Canon Inc | Image forming device |
JPS58158652A (en) * | 1982-03-17 | 1983-09-20 | Fuji Xerox Co Ltd | Interlocking device of copying machine or the like |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6417755U (en) * | 1987-07-22 | 1989-01-30 | ||
JPH0512061Y2 (en) * | 1987-07-22 | 1993-03-26 | ||
JPS6449848U (en) * | 1987-09-17 | 1989-03-28 | ||
JPH0375666A (en) * | 1989-08-16 | 1991-03-29 | Mita Ind Co Ltd | Image processor with fixing device |
Also Published As
Publication number | Publication date |
---|---|
JPH0586356B2 (en) | 1993-12-10 |
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