JPH0627437Y2 - Writing device - Google Patents
Writing deviceInfo
- Publication number
- JPH0627437Y2 JPH0627437Y2 JP1987040950U JP4095087U JPH0627437Y2 JP H0627437 Y2 JPH0627437 Y2 JP H0627437Y2 JP 1987040950 U JP1987040950 U JP 1987040950U JP 4095087 U JP4095087 U JP 4095087U JP H0627437 Y2 JPH0627437 Y2 JP H0627437Y2
- Authority
- JP
- Japan
- Prior art keywords
- main body
- writing instrument
- writing
- paper
- instrument main
- 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 - Lifetime
Links
Description
【考案の詳細な説明】 〔産業上の利用分野〕 本考案は、自動製図機の筆記装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention relates to a writing apparatus for an automatic drafting machine.
自動製図機としては筆記具の筆記部を用紙に押しつけて
筆圧をかけながら筆記具と用紙を相対的に移動して作図
するものが知られ、この様な自動製図機においては筆記
具の筆記部を上下動して用紙に押しつけたり、離したり
できるようにする必要がある。As an automatic drafting machine, it is known to press the writing part of the writing tool against the paper and move the writing tool and the paper relative to each other while applying the writing pressure, and in such an automatic drawing machine, the writing part of the writing tool is moved up and down. It is necessary to be able to move it to press it against the paper and release it.
そこで、実公昭59-13107号公報に示すように、所定の方
向に移動する本体に筆記具本体を取着し、この筆記具本
体内に挿通した筆記部となる鉛芯を芯押し棒で押し下げ
て用紙に圧接するようにした筆記装置が知られている。Therefore, as shown in Japanese Utility Model Publication No. 59-13107, the writing instrument main body is attached to the main body that moves in a predetermined direction, and the lead core, which is the writing section inserted in the writing instrument main body, is pushed down by the core push rod to form the paper. There is known a writing device that is pressed against the.
かかる筆記装置であると、芯押し棒で鉛芯を押し下げて
用紙に圧接できるが、芯押し棒で鉛芯を上方に移動でき
ないから筆記具本体を上下動させて鉛芯を上方に移動し
て用紙より離すことができるようにしている。In such a writing device, the lead core can be pushed down by the core push rod and pressed against the paper, but since the lead core cannot be moved upward by the core push rod, the writing instrument main body is moved up and down to move the lead core upward to move the paper. I am trying to be able to separate more.
このために、芯押し棒を上下動する駆動源を有する機構
と筆記具本体を上下動する駆動源を有する機構が必要と
なって構造複雑となると共に、２つの駆動源を制御する
からその動作制御も面倒となってしまう。For this reason, a mechanism having a drive source for vertically moving the core push rod and a mechanism having a drive source for vertically moving the writing instrument body are required, which makes the structure complicated and controls the operation of the two drive sources. Becomes troublesome.
そこで、本考案は回転駆動源を有する１つの上下動機構
で筆記部を本体に対して上下動できるようにした自動製
図機の筆記装置を提供することを目的とする。Therefore, an object of the present invention is to provide a writing device for an automatic drafting machine in which the writing unit can be moved up and down with respect to the main body by one vertical movement mechanism having a rotary drive source.
ガイド部８を有し所定の方向に移動する本体１と、筆記
具本体９に突出体１８を押し込むことで鉛芯１９が繰り
出しされ、前記本体１のガイド部８に沿って上下動自在
に支承された筆記具と、前記本体１に設けられて筆記具
本体９の外面に径方向に相対向して圧接する駆動ローラ
１０と従動ローラ１１と、前記本体１に設けられて駆動
ローラ１０を駆動する回転駆動源と、前記本体１の上部
に突出体１８と相対向して設けたストッパ２０と、前記
本体１の下部に筆記具本体９の先端部と対向し、かつ筆
記具本体９が所定ストローク下方に移動した時に接する
リミットスイッチ２１より構成した筆記装置。By pushing the protrusion 18 into the main body 1 having the guide portion 8 and moving in a predetermined direction and the writing instrument main body 9, the lead core 19 is extended, and is vertically movably supported along the guide portion 8 of the main body 1. A writing tool, a driving roller 10 and a driven roller 11 provided on the main body 1 and pressed against the outer surface of the writing tool main body 9 so as to face each other in the radial direction, and a rotary drive for driving the driving roller 10 provided on the main body 1. A source, a stopper 20 provided on the upper portion of the main body 1 so as to face the protrusion 18, a lower portion of the main body 1 that faces the tip of the writing instrument body 9, and the writing instrument body 9 has moved downward by a predetermined stroke. A writing device composed of a limit switch 21 that comes into contact with the occasion.
これにより、回転駆動源で駆動ローラ１０を一方向に回
転することで筆記具本体９を下降して鉛芯１９を用紙に
押しつけて筆圧をかけながら作図できるし、回転駆動源
で駆動ローラ１０を他方向に回転することで筆記具本体
９を上昇して突出体１９をストッパ２０に押しつけるこ
とで鉛芯１９を繰り出しできる。Thus, by rotating the drive roller 10 in one direction by the rotary drive source, it is possible to lower the writing instrument body 9 and press the lead core 19 against the paper to draw while applying the writing pressure, and the drive roller 10 is rotated by the rotary drive source. By rotating in the other direction, the writing instrument main body 9 is raised and the protrusion 19 is pressed against the stopper 20, so that the lead core 19 can be fed out.
また、筆記具本体９が所定ストローク下降するとリミッ
トスイッチ２１が作動するので、筆記具本体９を所定ス
トローク以上下降して筆記具本体９を用紙に押しつけて
用紙を破損することを防止できる。Further, since the limit switch 21 is activated when the writing instrument main body 9 is lowered by a predetermined stroke, it is possible to prevent the writing instrument main body 9 from being lowered by a predetermined stroke or more and pressing the writing instrument main body 9 against the paper to damage the paper.
本体１は図示しない機枠に横架したガイドレール２に沿
って上下一対のガイドローラ３，４で左右走行自在に支
承され、該本体１には断面半円形の縦溝５が形成され、
かつ前面下部には半円形凹部６を有するガイド片７が取
着されてガイド部８を構成していると共に、このガイド
部８に筆記具本体９が上下動自在に嵌合支承され、この
筆記具本体９の上部外面に駆動ローラ１０と従動ローラ
１１とが圧接し、駆動ローラ１０と従動ローラ１１は縦
溝５に開口した略円形の凹陥部１２，１３内に支軸１
４，１５で回転自在に支承され、駆動ローラ１０の支軸
１４には本体１の背面に取着した回転駆動源、例えばモ
ータ１６の出力軸１７がスプライン嵌合連結されてい
る。The main body 1 is movably supported by a pair of upper and lower guide rollers 3 and 4 along a guide rail 2 horizontally extending on a machine frame (not shown), and a vertical groove 5 having a semicircular cross section is formed in the main body 1.
A guide piece 7 having a semicircular recess 6 is attached to the lower part of the front surface to form a guide portion 8, and a writing instrument body 9 is vertically movably fitted and supported on the guide portion 8. The driving roller 10 and the driven roller 11 are pressed against the outer surface of the upper portion of the shaft 9, and the driving roller 10 and the driven roller 11 are provided in the substantially circular recesses 12 and 13 opened in the vertical groove 5, and the spindle 1
It is rotatably supported by 4 and 15, and a rotary drive source attached to the back surface of the main body 1, for example, an output shaft 17 of a motor 16 is spline-fitted to a support shaft 14 of the drive roller 10.
前記筆記具本体９の先端部９ａは円錐形となり、突出体
１８を筆記具本体９内に押し込むと鉛芯１９が所定スト
ローク繰り出しされるようにしてあると共に、本体１の
上部には突出体１８と対向するストッパ２０が設けら
れ、下部にはリミットスイッチ２１が設けてある。The tip 9a of the writing instrument body 9 has a conical shape, and when the protrusion 18 is pushed into the writing instrument body 9, the lead core 19 is extended by a predetermined stroke, and the top of the body 1 faces the protrusion 18. A stopper 20 is provided, and a limit switch 21 is provided below.
しかして、モータ１６の出力軸１７を正転すると駆動ロ
ーラ１０が正転して筆記具本体９が下降し、モータ１６
の出力軸１７を逆転すると駆動ローラ１０が逆転して筆
記具本体９が上昇するので、１つの上下動機構で筆記具
本体９を上下動して筆記部、例えば鉛芯１９を上下動で
きる。Then, when the output shaft 17 of the motor 16 is rotated in the normal direction, the drive roller 10 is rotated in the normal direction and the writing instrument main body 9 is lowered.
When the output shaft 17 is reversely rotated, the driving roller 10 is reversely rotated and the writing instrument main body 9 is raised, so that the writing instrument main body 9 can be vertically moved by one vertical movement mechanism to vertically move the writing part, for example, the lead core 19.
次に作図する動作を第４図を参照して説明する。Next, the operation for drawing will be described with reference to FIG.
第４図（ａ）に示すように駆動ローラ１０を正転して筆
記具本体９を下降し、鉛芯１９を用紙Ａに押しつけて筆
圧をかけながら本体１をガイドレール２に沿って移動す
ることで作図する。As shown in FIG. 4 (a), the drive roller 10 is rotated in the forward direction to lower the writing instrument main body 9, and the lead core 19 is pressed against the paper A to move the main body 1 along the guide rails 2 while applying writing pressure. Plot with that.
この時、モータ１６は常時正転状態とし、かつ電流を制
御して一定の駆動トルクを発生させ、これにより一定の
筆圧をかけるようにする。At this time, the motor 16 is always in the normal rotation state, and the current is controlled to generate a constant drive torque, thereby applying a constant writing pressure.
この状態で作図すると鉛芯１９が順次摩耗して筆記具本
体９は順次下降し、所定の下限位置となると第４図
（ｂ）に示すように先端部９ａがリミットスイッチ２１
をＯＮし、これにより下限位置となったことを検知でき
る。When the drawing is performed in this state, the lead core 19 is sequentially worn and the writing instrument main body 9 is sequentially lowered, and when it reaches a predetermined lower limit position, as shown in FIG.
By turning on, it is possible to detect that the lower limit position has been reached.
この検知信号によってモータ１６を逆転して筆記具本体
９を上昇させて第４図（ｃ）に示すように突出体１８を
ストッパ２０に当接して突出体１８を相対的に筆記具本
体９内に押し込み鉛芯１９を所定ストローク繰り出し、
この後に再びモータ１６を正転して筆記具本体９を下降
させて第４図（ｄ）に示すように鉛芯１９を用紙Ａに押
しつけて筆圧をかけながら本体１を移動して作図する。By this detection signal, the motor 16 is rotated in the reverse direction to raise the writing instrument main body 9 and bring the protrusion 18 into contact with the stopper 20 to push the protrusion 18 relatively into the writing instrument body 9 as shown in FIG. 4 (c). The lead core 19 is extended by a predetermined stroke,
After that, the motor 16 is again rotated in the forward direction to lower the writing instrument main body 9 and press the lead core 19 against the paper A as shown in FIG.
このように、一つの上下動機構で鉛芯１９を順次繰り出
して筆圧をかけながら作図でき、通常一般に知られてい
る筆記具を用いて作図できる。In this way, it is possible to draw the lead core 19 sequentially by one vertical movement mechanism and apply the writing pressure, and it is possible to draw using a generally known writing instrument.
第５図，第６図は第２実施例を示し、本体１に大径横孔
３０と小径横孔３１とを縦溝５と直交して形成すること
で大径横孔３０の一部を縦溝５に開口させ、大径横孔３
０に駆動ローラ１０を配設し、かつその支軸１４を小径
横孔３１に支承して駆動ローラ１０を筆記具本体９の外
面に圧接すると共に、大径横孔３０内に回転駆動源、例
えばロータリソレノイド３２を嵌め込み取付け、その回
転軸３２ａを支軸１４に連結し、本体１にカバー３３を
取り外し自在に取り付けると共に、このカバー３３のブ
ラケット３４に従動ローラ１１を支軸１５で回転自在に
支承して筆記具本体９の外面に圧接し、縦溝５における
ガイド片７と対向する部分にブッシュ５ａを取着して筆
記具本体９のガイド部８を構成してある。FIG. 5 and FIG. 6 show a second embodiment, in which a large-diameter lateral hole 30 and a small-diameter lateral hole 31 are formed in the main body 1 at right angles to the vertical groove 5, so that a part of the large-diameter lateral hole 30 is The large-diameter horizontal hole 3 is opened in the vertical groove 5.
0, the drive roller 10 is disposed, and the support shaft 14 thereof is supported by the small-diameter lateral hole 31 to press the drive roller 10 against the outer surface of the writing instrument main body 9 while the large-diameter lateral hole 30 is provided with a rotational drive source, for example, The rotary solenoid 32 is fitted and attached, the rotary shaft 32a is connected to the support shaft 14, the cover 33 is detachably attached to the main body 1, and the driven roller 11 is rotatably supported by the support shaft 15 on the bracket 34 of the cover 33. Then, the guide 5 is pressed against the outer surface of the writing instrument main body 9 and the bush 5a is attached to the portion of the vertical groove 5 facing the guide piece 7 to form the guide portion 8 of the writing instrument main body 9.
このようにすれば、ロータリソレノイド３２への通電の
極性を変えることで回転軸３２ａを正転、逆転して駆動
ローラ１０で筆記具本体９を上下動できる。By doing so, the rotary shaft 32a can be rotated in the forward and reverse directions by changing the polarity of the current supplied to the rotary solenoid 32, and the writing roller body 9 can be moved up and down by the drive roller 10.
回転駆動源で駆動ローラ１０を一方向に回転することで
筆記具本体９を下降して鉛芯１９を用紙に押しつけて筆
圧をかけながら作図できるし、回転駆動源で駆動ローラ
１０を他方向に回転することで筆記具本体９を上昇して
突出体１９をストッパ２０に押しつけることで鉛芯１９
を繰り出しできる。By rotating the drive roller 10 in one direction by the rotary drive source, the writing instrument main body 9 is moved downward to press the lead core 19 against the paper to apply the writing pressure to the drawing, and the rotary drive source moves the drive roller 10 in the other direction. By rotating, the writing instrument main body 9 is raised and the projecting body 19 is pressed against the stopper 20.
Can be paid out.
したがって、回転駆動源と駆動ローラ１０と従動ローラ
１１より成る一つの上下動機構で鉛芯１９を用紙に押し
つけて筆圧をかけながら作図できるし、鉛芯１９を用紙
より離したりでき、しかも鉛芯１９の繰り出しもできる
ので、構造簡単であると共に、一つの回転駆動源を制御
すれば良いから、制御が容易となる。Therefore, it is possible to press the lead core 19 against the paper with a single vertical movement mechanism composed of the rotary drive source, the drive roller 10 and the driven roller 11 to apply the writing pressure, and to draw the lead core 19 away from the paper. Since the lead 19 can also be fed out, the structure is simple, and since it is sufficient to control one rotary drive source, control becomes easy.
また、筆記具本体９が所定ストローク下降するのでリミ
ットスイッチ２１が作動するので、筆記具本体９を所定
ストローク以上下降して筆記具本体９を用紙に押しつけ
て用紙を破損することを防止できる。Further, since the writing instrument main body 9 is lowered by a predetermined stroke, the limit switch 21 is operated, so that it is possible to prevent the writing instrument main body 9 from being lowered by a predetermined stroke or more and pressing the writing instrument body 9 against the paper to damage the paper.
図面は本考案の実施例を示し、第１図は正面図、第２
図，第３図は第１図のII-II線、III-III線断面図、第４
図（ａ），（ｂ），（ｃ），（ｄ）は動作説明図、第５
図，第６図は第２実施例を示し、第５図は第６図のＶ−
Ｖ線断面図、第６図は第５図のVI-VI線断面図である。 １は本体、９は筆記具本体、１０は駆動ローラ、１１は
従動ローラ。The drawings show an embodiment of the present invention, FIG. 1 is a front view, and FIG.
3 and 4 are cross-sectional views taken along line II-II and III-III in FIG.
5 (a), (b), (c), and (d) are operation explanatory diagrams, fifth.
FIG. 6 and FIG. 6 show the second embodiment, and FIG. 5 shows V- of FIG.
FIG. 6 is a sectional view taken along line V-VI, and FIG. 6 is a sectional view taken along line VI-VI in FIG. Reference numeral 1 is a main body, 9 is a writing instrument main body, 10 is a driving roller, and 11 is a driven roller.
Claims (1)
体１と、筆記具本体９に突出体１８を押し込むことで鉛
芯１９が繰り出しされ、前記本体１のガイド部８に沿っ
て上下動自在に支承された筆記具と、前記本体１に設け
られて筆記具本体９の外面に径方向に相対向して圧接す
る駆動ローラ１０と従動ローラ１１と、前記本体１に設
けられて駆動ローラ１０を駆動する回転駆動源と、前記
本体１の上部に突出体１８と相対向して設けたストッパ
２０と、前記本体１の下部に筆記具本体９の先端部と対
向し、かつ筆記具本体９が所定ストローク下方に移動し
た時に接するリミットスイッチ２１より構成したことを
特徴とする筆記装置。1. A main body 1 having a guide portion 8 and moving in a predetermined direction, and a lead body 19 is extended by pushing a projecting body 18 into a writing instrument main body 9, and the lead core 19 is vertically moved along the guide portion 8 of the main body 1. A writing instrument movably supported, a driving roller 10 and a driven roller 11 provided on the main body 1 and pressed against the outer surface of the writing instrument main body 9 so as to face each other in the radial direction, and a driving roller 10 provided on the main body 1. A rotary drive source for driving the main body 1, a stopper 20 provided on the upper portion of the main body 1 so as to face the projecting body 18, a lower end of the main body 1 that faces the tip of the writing instrument body 9, and the writing instrument body 9 has a predetermined shape. A writing device comprising a limit switch 21 that comes into contact when the stroke moves downward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987040950U JPH0627437Y2 (en) | 1986-10-14 | 1987-03-23 | Writing device |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15611686 | 1986-10-14 | ||
| JP61-156116 | 1986-10-14 | ||
| JP1987040950U JPH0627437Y2 (en) | 1986-10-14 | 1987-03-23 | Writing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63148490U JPS63148490U (en) | 1988-09-29 |
| JPH0627437Y2 true JPH0627437Y2 (en) | 1994-07-27 |
Family
ID=33031550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987040950U Expired - Lifetime JPH0627437Y2 (en) | 1986-10-14 | 1987-03-23 | Writing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0627437Y2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60114893U (en) * | 1984-01-12 | 1985-08-03 | 久保 明郎 | Pencil lead device in drafting instruments |
-
1987
- 1987-03-23 JP JP1987040950U patent/JPH0627437Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63148490U (en) | 1988-09-29 |
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