JP2604714Y2 - Sewing machine needle stop device - Google Patents
Sewing machine needle stop deviceInfo
- Publication number
- JP2604714Y2 JP2604714Y2 JP1993054700U JP5470093U JP2604714Y2 JP 2604714 Y2 JP2604714 Y2 JP 2604714Y2 JP 1993054700 U JP1993054700 U JP 1993054700U JP 5470093 U JP5470093 U JP 5470093U JP 2604714 Y2 JP2604714 Y2 JP 2604714Y2
- Authority
- JP
- Japan
- Prior art keywords
- needle
- sewing machine
- bar
- switching
- machine according
- 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
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- Sewing Machines And Sewing (AREA)
Description
【0001】[0001]
【産業上の利用分野】この考案は、針棒の下端の針止め
に針を取り付ける場合とか針の交換、または取り付られ
ている針に対する糸通しを容易にするために、針止めを
傾斜できるようにしたミシンの針止め装置に関する。In this invention, the needle stopper can be tilted to facilitate attachment of the needle to the needle stopper at the lower end of the needle bar, replacement of the needle, or easy threading of the attached needle. The present invention relates to a needle stop device for a sewing machine.
【0002】[0002]
【従来の技術】従来の針止めは、針止めに取り付けられ
る針とともに、針棒の軸線上に沿う一定の角度に固定さ
れている(例えば特開平1ー166796号公報)。2. Description of the Related Art A conventional needle stopper is fixed at a fixed angle along the axis of a needle bar together with a needle attached to the needle stopper (for example, Japanese Patent Application Laid-Open No. 1-166796).
【0003】[0003]
【考案が解決しようとする課題】上記のように針棒と同
一軸線上に固定されている針止めは、針を取り付けると
き、針を交換するとき、または針に糸通しを行う場合
に、その作業位置がミシンのベッドに近接したきわめて
低い位置にあるので、これらの操作がし難いという欠点
がある。このような作業の困難性を解消することが、ミ
シンにおいて解決すべき課題となっていた。As described above, the needle stopper fixed on the same axis as the needle bar is used when attaching the needle, replacing the needle, or performing threading on the needle. Since the working position is extremely low near the bed of the sewing machine, there is a disadvantage that these operations are difficult to perform. Resolving such difficulties has been a problem to be solved in a sewing machine.
【0004】[0004]
【課題を解決するための手段】そこで本考案は、針棒の
下端に、針棒の昇降方向に対して横に直交する軸線を備
えた支点軸を設け、この支点軸を介して針止め本体を揺
動可能に取り付け、この針止め本体を上記針棒と同一の
軸線上に固定する作動位置と、針止め本体に取り付けた
針の針先がミシンの手前側になるように針止め本体を傾
斜させる回避位置とにそれぞれ固定できるようにした切
換え手段を設けたミシンの針止め装置を提供するもので
ある。Therefore, according to the present invention, a fulcrum shaft having an axis perpendicular to the vertical direction of the needle bar is provided at the lower end of the needle bar, and the needle stopper main body is provided via the fulcrum shaft. The needle stop body is attached to the needle stop body so as to be swingable, and the needle stop body is fixed on the same axis as the needle bar.
It is an object of the present invention to provide a needle stop device for a sewing machine provided with a switching means capable of fixing the needle stop body to an avoiding position in which the needle stop body is inclined so that the needle tip of the needle is on the front side of the sewing machine.
【0005】[0005]
【作用】上記のように構成した本考案針止め装置は、針
棒の昇降方向に対して横に直交する軸線を備えた支点軸
を介して針棒の下端に取り付けられた針止め本体が、該
支点軸を支点として仰俯角に揺動可能になる。したがっ
て、針を取り付けたり、針を交換するとき、または針に
糸通しを行う場合に、針止め本体を作動位置から仰角に
起こして回避位置へ置くと、針先がミシンの手前側に上
昇してベッドから離れた高い位置に固定されるので、所
望の作業がし易い高さになり、作業性が向上し、ミシン
を使いやすくする。以上のようにして本考案は、前記の
課題を解決したものである。The needle stop device according to the present invention having the above-described structure is provided with a needle.
A fulcrum shaft with an axis perpendicular to the vertical direction of the rod
The needle stopper body attached to the lower end of the needle bar through
With the fulcrum axis as a fulcrum, it is possible to swing at an elevation angle. Accordingly
To attach or replace the needle, or
When performing threading, move the needle stopper body from the operating position to the elevation angle.
Raise the needle to the avoidance position and the needle tip
Ascends and is fixed at a high position away from the bed.
The height of the work is improved , the workability is improved, and the sewing machine is easy to use. As described above, the present invention has solved the above-mentioned problem.
【0006】本考案において、前記針止め本体の上部に
ブラケット部を設け、このブラケット部に連結体を嵌合
して該ブラケット部と連結体とに共通して設けた軸孔に
前記支点軸を挿通するとともに、この連結体の上部に延
設した継手部を前記針棒に固定するようにしたものは、
簡単な構造で、針止め本体を揺動可能に取り付けること
ができる。In the present invention, a bracket portion is provided on the upper portion of the needle stopper main body, and a connecting body is fitted into the bracket portion, and the fulcrum shaft is inserted into a shaft hole provided in common with the bracket portion and the connecting body. The one that is inserted and fixed to the needle bar at the joint extending from the upper part of the connecting body,
With a simple structure, the needle stopper body can be swingably attached.
【0007】本考案において、前記切換え手段を、前記
軸孔と軸線を平行にして前記連結体に設けられ、一端を
前記作動位置とし、他端を前記回避位置として、前記針
止め本体の揺動をガイドする円弧溝と、上記作動位置と
なる円弧溝の一端に形成した大径口部と同径の大径部を
一端に具えて円弧溝内を貫通し、前後を前記針止め本体
のブラケット部に設けたスライドガイド孔に挿通した切
換え操作ロッドと、この切換え操作ロッドの一端に備え
た操作用押釦と、上記針止め本体に取り付けられて、該
切換え操作ロッドの他端を常時圧迫するとともに、上記
連結体と係合して、前記回避位置における針止め本体の
傾斜状態を保持する押しばねとによって構成したもの
は、針止め本体の作動位置と回避位置とにおける固定が
確実にでき、簡単な構造のもとで切換えの安全性が確保
できる。In the present invention, the switching means is provided on the connecting member so that the shaft hole and the axis are parallel to each other. And a large-diameter portion having the same diameter as the large-diameter opening formed at one end of the arc groove serving as the operation position, penetrates the inside of the arc groove, and has a front and rear bracket of the needle stopper body. A switching operation rod inserted into a slide guide hole provided in the section, an operation push button provided at one end of the switching operation rod, and a needle stopper attached to the main body, which constantly presses the other end of the switching operation rod. The push spring that engages with the connecting member and maintains the inclined state of the needle stopper body in the avoidance position can be securely fixed between the operating position and the avoidance position of the needle stopper body, and can be simplified. What Safety of switching under the concrete can be ensured.
【0008】本考案において、前記切換え操作ロッドの
操作用押釦を、ミシンのアームヘッドに対して回動自在
にアイガードを支承する揺動アームの内側面と近接する
位置に設けて、ミシンの作動時における該切換え操作ロ
ッドの妄動を上記揺動アームの内側面によって抑止する
ようにしたものは、前記切換え手段の安全性を更に向上
することができる。In the present invention, an operation push button of the switching operation rod is provided at a position close to an inner side surface of a swing arm that rotatably supports an eye guard with respect to an arm head of the sewing machine, and operates the sewing machine. When the switching operation rod is deflected at the time by the inner surface of the swing arm, the safety of the switching means can be further improved.
【0009】本考案において、前記アイガードの揺動ア
ームに、該揺動アームと一体回転する支軸に固定したカ
ムと、このカムに追従して揺動する連動レバーと、この
連動レバーの作動に連動してミシンのモータースイッチ
をオン・オフするスイッチレバーとからなる安全装置を
付設したものは、針止め本体の傾斜動作をさせる前段階
で行うアイガードの開閉操作にミシンの作動の停止と起
動とが連動するので、よりいっそうミシン操作の安全性
が向上する。In the present invention, a cam fixed to a supporting shaft that rotates integrally with the swing arm of the eye guard, an interlocking lever that swings following the cam, and operation of the interlocking lever are provided. A safety device consisting of a switch lever that turns on and off the motor switch of the sewing machine in conjunction with the sewing machine is provided with the opening and closing operation of the eye guard that is performed before the needle stop body tilts Since the startup is linked, the safety of the sewing machine operation is further improved.
【0010】本考案において、前記スイッチレバーに、
前記連動レバーと接する端部とは別の端部を、押え上げ
ピンの近傍に臨ませ、該押え上げピンに固定した連動カ
ムと係合して、押え棒の昇降操作と共にミシンのモータ
ースイッチをオン・オフするスイッチレバーを兼用させ
たものは、押え棒の昇降に連動して、ミシンのモーター
スイッチが自動的にオン・オフするので、簡単な構造の
付設によってミシン操作の安全性と操作性をよりいっそ
う向上させることができる。In the present invention, the switch lever includes:
An end different from the end in contact with the interlocking lever faces the vicinity of the presser lifting pin, engages with an interlocking cam fixed to the presser raising pin, and moves the presser bar up and down together with the motor switch of the sewing machine. When the work lever is also used as a switch lever that turns on and off, the sewing machine motor switch automatically turns on and off in conjunction with the lifting and lowering of the presser bar. Can be further improved.
【0011】[0011]
【実施例】以下に本考案の実施例を図面について説明す
る。図1に示すように、この針止め装置は、針棒1の下
端に支点軸2を介して揺動可能に取り付けられる針止め
本体3と、針止め本体3と針棒1の下端との間に介在し
て針止め本体3を針棒2に連結する連結体4とを有す
る。針止め本体3は、上部の左右に立設したブラケット
部5内に連結体4を嵌合し、針棒1の軸線と直交してブ
ラケット部5と連結体4とに共通して設けた軸孔6に前
記支点軸2を貫通し、連結体4に設けたねじ孔7に止め
ねじ8をねじ込んで支点軸2を固定する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 1, this needle stopper device includes a needle stopper body 3 that is swingably attached to a lower end of a needle bar 1 via a fulcrum shaft 2, and a needle stopper body 3 and a lower end of the needle bar 1. And a connecting member 4 for connecting the needle stopper body 3 to the needle bar 2 with the connecting member 4 interposed therebetween. The needle stopper body 3 has a connector 4 fitted in a bracket portion 5 erected on the left and right of the upper portion, and a shaft provided perpendicular to the axis of the needle bar 1 and provided commonly to the bracket portion 5 and the connector 4. The fulcrum shaft 2 is passed through the hole 6, and a set screw 8 is screwed into a screw hole 7 provided in the connecting body 4 to fix the fulcrum shaft 2.
【0012】連結体4は、上部に延設した継手部9を針
棒1の下端から嵌合し、継手部9と針棒1に共通して設
けたピン孔10に止めピン11をかしめ止めて、針止め
本体3を針棒1の下端に揺動可能に連結する。針棒1に
揺動可能に取り付けられた針止め本体3は、針棒1の軸
線と同一方向に沿う作動位置aと、針12の針先12’
がミシンの手前側になるように傾斜する回避位置bとに
固定される。The connecting member 4 is fitted with a joint portion 9 extending upward from the lower end of the needle bar 1 and caulking a stopper pin 11 into a pin hole 10 provided in common with the joint portion 9 and the needle bar 1. Then, the needle stopper body 3 is swingably connected to the lower end of the needle bar 1. The needle stopper body 3 swingably attached to the needle bar 1 has an operating position a along the same direction as the axis of the needle bar 1 and a needle tip 12 ′ of the needle 12.
Is fixed to an avoiding position b inclining so that the position is closer to the front side of the sewing machine.
【0013】針止め本体3を作動位置aと回避位置bと
に切換える切換え手段Aは、この実施例において、前記
軸孔6と軸線を平行にして前記連結体4に横に貫設さ
れ、円弧の一端を前記作動位置aとし、他端を前記回避
位置bとして、針止め本体3の揺動をガイドする円弧溝
13と、上記作動位置aとなる円弧溝13の一端に形成
した大径口部14と同径の大径部15を一端に具えて円
弧溝13内を貫通し、前後を前記針止め本体3のブラケ
ット部5に設けたスライドガイド孔16に挿通した切換
え操作ロッド17と、この切換え操作ロッド17の一端
に備えた操作用押釦18と、針止め本体3に取り付けら
れて、切換え操作ロッド17の他端を常時圧迫するとと
もに、連結体4と係合して、回避位置bにおける針止め
本体3の傾斜状態を保持する押しばね19とによって構
成されている。In this embodiment, a switching means A for switching the needle stopper body 3 between the operating position a and the avoiding position b is provided so as to extend through the connecting member 4 in parallel with the shaft hole 6 so as to be parallel to the axis. One end of the circular groove 13 which guides the swing of the needle stopper body 3 with one end being the operating position a and the other end being the avoidance position b, and a large-diameter opening formed at one end of the circular groove 13 which is the operating position a. A switching operation rod 17 having a large-diameter portion 15 having the same diameter as the portion 14 at one end thereof, penetrating through the arc groove 13, and passing through a slide guide hole 16 provided in the bracket portion 5 of the needle stopper body 3 at the front and rear; The operation push button 18 provided at one end of the switching operation rod 17 is attached to the needle stopper main body 3 to constantly press the other end of the switching operation rod 17 and engage with the connecting body 4 to avoid the avoidance position b. The inclination state of the needle stopper body 3 at It is constituted by a compression spring 19 for lifting.
【0014】図2に示すように、針12並びに針止め本
体3が針棒1と同一軸線方向に沿う作動位置aにあると
き、円弧溝13の作動位置aにある切換え操作ロッド1
7の大径部15は、外側から圧迫する押しばね19の付
勢によって、円弧溝13の大径口部14に押し付けられ
て嵌合しており、図4の(a)に示すように、同図左手
方向の後退を阻止されている。この大径部15と大径口
部14との嵌合によって、切換え操作ロッド17は、円
弧溝13の円弧方向に沿う移動を阻止され、作動位置a
にある針12並びに針止め本体3を強固に固定し、ミシ
ンの縫製に支障しない状態を維持する。As shown in FIG. 2, when the needle 12 and the needle stopper body 3 are at the operating position a along the same axial direction as the needle bar 1, the switching operation rod 1 at the operating position a of the arc groove 13 is provided.
The large-diameter portion 15 of FIG. 7 is pressed and fitted to the large-diameter opening portion 14 of the arc-shaped groove 13 by the urging of the pressing spring 19 that presses from the outside, and as shown in FIG. The retreat in the left-hand direction in the figure is prevented. By the fitting of the large-diameter portion 15 and the large-diameter opening portion 14, the switching operation rod 17 is prevented from moving along the arc direction of the arc groove 13 and the operating position a
The needle 12 and the needle stopper main body 3 are firmly fixed, and a state in which sewing of the sewing machine is not hindered is maintained.
【0015】針12の交換あるいは針先12’への糸と
おしに際しては、作動位置aにある切換え操作ロッド1
7の一端の操作用押釦18を押しばね19に抗して押し
込むと、図4の(b)に示すように、切換え操作ロッド
17の後退とともに大径部15と大径口部14との嵌合
が外れ、円弧溝13内における切換え操作ロッド17の
回動が可能になる。図3に示すように、針12並びに針
止め本体3を針棒1の軸線に対して傾斜させると、円弧
溝13内を回動した切換え操作ロッド17が回避位置b
に達し、針先12’を上昇させた針止め本体3は回避位
置bに固定される。この回避位置bでは、押しばね19
の先端が同じく図3に示すように連結体4の背面下部と
係合し、針止め本体3の傾斜状態を維持する。When the needle 12 is replaced or the thread is threaded to the needle point 12 ', the switching operation rod 1 at the operating position a is set.
When the operating push button 18 at one end of the switch 7 is pushed in against the pressing spring 19, the switching operation rod 17 is retracted and the large-diameter portion 15 and the large-diameter opening 14 are fitted together, as shown in FIG. As a result, the switching operation rod 17 can rotate in the arc groove 13. As shown in FIG. 3, when the needle 12 and the needle stopper body 3 are inclined with respect to the axis of the needle bar 1, the switching operation rod 17 rotated in the arc groove 13 is moved to the avoidance position b.
And the needle stopper body 3 with the needle tip 12 'raised is fixed at the avoidance position b. In this avoidance position b, the pressing spring 19
3 engages with the lower rear portion of the connector 4 as shown in FIG.
【0016】なお、本考案針止め装置に付設する切換え
手段Aは、図示の態様に限らず、揺動可能の針止め本体
3を作動位置aと回避位置bとでそれぞれ強固にする構
造であればよく、適宜に設計変更される場合もある。ま
た図2,3中、20はミシンのアームヘッドを示す。The switching means A attached to the needle stop device of the present invention is not limited to the illustrated embodiment, but may be any structure that makes the swingable needle stop body 3 strong at the operating position a and the avoiding position b. The design may be changed as appropriate. 2 and 3, reference numeral 20 denotes an arm head of the sewing machine.
【0017】この実施例において、前記作動位置aにあ
る切換え操作ロッド17の操作用押釦18は、その外側
に近接して、アイガード22を支持する揺動アーム21
の内側面21’を位置させることによって、むやみな開
放操作を阻止するようになっており、揺動アーム21の
支軸23を支点とする開放操作によってアイガード22
を開かなければ、針止め本体3の回避操作ができないよ
うにしてある。In this embodiment, the operating push button 18 of the switching operating rod 17 at the operating position a is close to the outside thereof and is provided with a swing arm 21 supporting an eye guard 22.
The opening operation of the swing arm 21 with the support shaft 23 as a fulcrum is prevented by positioning the inner side surface 21 ′ of the eye guard 22.
, The needle stop body 3 cannot be evaded.
【0018】また、揺動アーム21の支軸23は、図1
及び図5に示すように、支軸23と一体回転するカム2
4を具え、このカム24に追従して揺動する連動レバー
25と、この連動レバー25の作動に連動してミシンの
モータースイッチ26をオン・オフするスイッチレバー
27とからなる安全装置Sに連なる。この安全装置S
は、針止め本体3を回避位置bへ切り換える場合に、ア
イガード22を開く操作にミシンの作動を関連させて、
モータースイッチ26を自動的にオフする。また、アイ
ガードを使用位置へもどす操作にモータースイッチ26
のオンを連動させる。The support shaft 23 of the swing arm 21 is
And the cam 2 which rotates integrally with the support shaft 23 as shown in FIG.
4 and is connected to a safety device S including an interlocking lever 25 that swings following the cam 24 and a switch lever 27 that turns on and off a motor switch 26 of the sewing machine in conjunction with the operation of the interlocking lever 25. . This safety device S
Relates the operation of the sewing machine to the operation of opening the eye guard 22 when switching the needle stopper body 3 to the avoidance position b,
The motor switch 26 is automatically turned off. Also, the motor switch 26 is used to return the eye guard to the use position.
Is linked.
【0019】さらに、上記スイッチレバー27はT字形
をなしており、前記連動レバー25と接する端部27’
とは別の端部27”を、図5に示すように、ミシンの押
え上げピン28の近傍に臨ませており、該押え上げピン
28に固定した連動カム29と係合して、押え棒30の
昇降と共にミシンのモータースイッチ26をオン・オフ
するスイッチレバーを兼用している。したがって、この
装置を付設したミシンは、押え棒30の昇降によっても
ミシンのモータースイッチ26が自動的にオン・オフす
る。Further, the switch lever 27 has a T-shape, and has an end 27 'in contact with the interlocking lever 25.
As shown in FIG. 5, another end 27 ″ faces the vicinity of a press-up pin 28 of the sewing machine, and engages with an interlocking cam 29 fixed to the press-up pin 28 to form a presser bar. The switch also serves as a switch lever for turning on and off the motor switch 26 of the sewing machine together with the raising and lowering of the sewing machine 30. Therefore, the sewing machine provided with this device automatically turns on and off the motor switch 26 of the sewing machine even by raising and lowering the presser bar 30. Turn off.
【0020】以上のように構成したこの針止め装置は、
前述のように、針12の取り付けとか交換とか、針先1
2’への糸とおしに際して、針止め本体3を傾斜させた
回避位置bにおき、それによって針先12’をミシンの
手前側の高い位置に変位させることができるので、針の
着脱、交換とか糸とおしの作業がし易い。This needle stopper device configured as described above
As described above, the attachment or replacement of the needle 12 or the needle tip 1
At the time of threading to 2 ', the needle stopper body 3 is placed in the avoidance position b in which the needle stopper body 3 is inclined, whereby the needle tip 12' can be displaced to a higher position on the front side of the sewing machine. Easy to work with thread and sushi.
【0021】[0021]
【考案の効果】以上のように、針棒の下端に、針棒の昇
降方向に対して横に直交する軸線を備えた支点軸を設
け、この支点軸を介して針止め本体を揺動可能に取り付
け、この針止め本体を上記針棒と同一の軸線上に固定す
る作動位置と、針止め本体に取り付けた針の針先がミシ
ンの手前側になるように針止め本体を傾斜させる回避位
置とにそれぞれ固定できるようにした切換え手段を設け
た本考案によれば、切換え手段を操作し、針止め本体を
作動位置から仰角に起こし、回避位置に固定することに
よって、針の着脱とか交換、糸通しなどの作業がし易く
なり、縫製作業の作業性を向上できるという効果があ
る。[Effect of the invention] As described above, the needle bar is raised at the lower end of the needle bar.
Set a fulcrum shaft with an axis that is orthogonal to the descending direction.
The needle stop body is swingably mounted via the fulcrum shaft, the operating position for fixing the needle stop body on the same axis as the needle bar, and the needle point of the needle mounted on the needle stop body are provided on the sewing machine. According to the present invention, the switching device is provided so that it can be fixed to the avoidance position where the needle stopper body is inclined so that the needle stopper body is located on the front side of the needle stopper body.
Elevating from the operating position and fixing to the avoiding position
Therefore, operations such as attachment and detachment of needles, replacement, and threading can be easily performed, and the workability of the sewing operation can be improved.
【図1】図1は本考案の実施例を示す分解斜視図FIG. 1 is an exploded perspective view showing an embodiment of the present invention.
【図2】図2は実施例の作動状態を示す一部切欠側面図FIG. 2 is a partially cutaway side view showing an operation state of the embodiment.
【図3】図3は実施例の回避状態を示す一部切欠側面図FIG. 3 is a partially cutaway side view showing an avoidance state of the embodiment.
【図4】図4の(a)は作動状態における切換え操作ロ
ッドの位置を示し、(b)は同位置でロッドを押した状
態を示す一部切欠正面図4 (a) shows the position of the switching operation rod in the operating state, and FIG. 4 (b) is a partially cutaway front view showing a state where the rod is pushed at the same position.
【図5】実施例の使用状態を示す一部切欠側面図FIG. 5 is a partially cutaway side view showing a use state of the embodiment.
1 針棒 2 支点軸 3 針止め本体 4 連結体 5 ブラケット部 6 軸孔 7 ねじ孔 8 止めねじ 9 継手部 10 ピン孔 11 ピン 12 針 12’ 針先 13 円弧溝 14 大口径部 15 大径部 16 スライドガイド孔 17 切換え操作ロッド 18 操作用押釦 19 押しばね 20 アームヘッド 21 揺動アーム 21’ 内側面 22 アイガード 23 支軸 24 カム 25 連動レバー 26 モータースイッチ 27 スイッチレバー 27’ 端部 27” 端部 28 押え上げピン 29 連動カム 30 押え棒 A 切換え手段 a 作動位置 b 回避位置 S 安全装置 DESCRIPTION OF SYMBOLS 1 Needle bar 2 Support shaft 3 Needle stopper main body 4 Connecting body 5 Bracket part 6 Shaft hole 7 Screw hole 8 Set screw 9 Joint part 10 Pin hole 11 Pin 12 Needle 12 'Needle point 13 Arc groove 14 Large diameter part 15 Large diameter part Reference Signs List 16 Slide guide hole 17 Switching operation rod 18 Operation push button 19 Push spring 20 Arm head 21 Swing arm 21 'Inner side surface 22 Eye guard 23 Support shaft 24 Cam 25 Interlocking lever 26 Motor switch 27 Switch lever 27' End 27 "end Part 28 presser pin 29 interlocking cam 30 presser bar A switching means a operating position b avoiding position S safety device
Claims (6)
て横に直交する軸線を備えた支点軸2を設け、この支点
軸2を介して針止め本体3を揺動可能に取り付け、この
針止め本体3を上記針棒1と同一の軸線上に固定する作
動位置aと、針止め本体に取り付けた針12の針先1
2’がミシンの手前側になるように針止め本体3を傾斜
させる回避位置bとにそれぞれ固定できるようにした切
換え手段Aを設けたミシンの針止め装置。1. At the lower end of the needle bar 1, with respect to the vertical direction of the needle bar.
A fulcrum shaft 2 having an axis perpendicular to the side is provided.
A needle stop body 3 is swingably mounted via a shaft 2, and an operation position a for fixing the needle stop body 3 on the same axis as the needle bar 1 , and a needle point of a needle 12 mounted on the needle stop body. 1
A needle stop device for a sewing machine provided with switching means A which can be fixed to an avoiding position b in which the needle stop main body 3 is inclined such that 2 ' is on the front side of the sewing machine.
部5を設け、このブラケット部5に連結体4を嵌合し、
該ブラケット部5と連結体4とに共通して設けた軸孔6
に前記支点軸2を挿通するとともに、この連結体4の上
部に延設した継手部9を前記針棒1に固定することによ
って、針棒に対して揺動可能に取り付けられていること
を特徴とする請求項1記載のミシンの針止め装置。2. The needle stopper body 3 is provided with a bracket portion 5 at an upper portion, and a coupling body 4 is fitted into the bracket portion 5;
A shaft hole 6 provided commonly to the bracket portion 5 and the connecting body 4
The fulcrum shaft 2 is inserted through the connecting member 4 and the joint portion 9 extending above the connecting body 4 is fixed to the needle bar 1 so as to be swingably attached to the needle bar. The needle stopping device for a sewing machine according to claim 1, wherein
を平行にして前記連結体4に設けられ、一端を前記作動
位置aとし、他端を前記回避位置bとして、前記針止め
本体3の揺動をガイドする円弧溝13と、上記作動位置
aとなる円弧溝13の一端に形成した大径口部14と同
径の大径部15を一端に具えて円弧溝13内を貫通し、
前後を前記針止め本体3のブラケット部5に設けたスラ
イドガイド孔16内に挿通した切換え操作ロッド17
と、この切換え操作ロッド17の一端に備えた操作用押
釦18と、上記針止め本体3に取り付けられて、該切換
え操作ロッド17の他端を常時圧迫するとともに、上記
連結体4と係合して、前記開放位置bにおける針止め本
体3の傾斜状態を保持する押しばね19とによって構成
されていることを特徴とする請求項2記載のミシンの針
止め装置。3. The switching means A is provided on the connecting member 4 so that an axis thereof is parallel to the shaft hole 6, and one end is the operating position a and the other end is the avoidance position b. And a large-diameter portion 15 having the same diameter as a large-diameter opening portion 14 formed at one end of the arc groove 13 serving as the operating position a, and penetrating through the inside of the arc groove 13. And
A switching operation rod 17 which is inserted into a slide guide hole 16 provided in the bracket portion 5 of the needle stopper body 3 at the front and back.
And an operation push button 18 provided at one end of the switching operation rod 17 and attached to the needle stopper body 3 to constantly press the other end of the switching operation rod 17 and engage with the connecting body 4. 3. The needle stopping device for a sewing machine according to claim 2 , further comprising a pressing spring 19 for holding the inclined state of the needle stopping body 3 at the open position b.
18は、前記針止め本体3の作動位置aにおいて、ミシ
ンのアームヘッドに対して回動自在にアイガード22を
支承する揺動アーム21の内側面21’と近接する位置
に設けられて、ミシンの作動時における該切換え操作ロ
ッド17の妄動を抑止されていることを特徴とする請求
項3記載のミシンの針止め装置。4. The operation push button 18 of the switching operation rod 17 has a pivot arm 21 which pivotally supports an eye guard 22 with respect to an arm head of the sewing machine at an operation position a of the needle stopper main body 3. provided in a position close to the inner surface 21 ', claims, characterized in that it is deter acting blindly in said switching operating rod 17 during operation of the sewing machine
Item 7. A needle stop device for a sewing machine according to Item 3 .
1と一体回転する支軸23に固定したカム24と、この
カム24に追従して揺動する連動レバー25と、この連
動レバー25の作動に連動してミシンのモータースイッ
チ26をオン・オフするスイッチレバー27とからなる
安全装置Sに連なることを特徴とする請求項4記載のミ
シンの針止め装置。5. The swing arm 21 includes a swing arm 2.
A cam 24 fixed to a support shaft 23 that rotates integrally with the camshaft 1, an interlocking lever 25 that swings following the cam 24, and turns on and off a motor switch 26 of the sewing machine in conjunction with the operation of the interlocking lever 25. The needle stop device for a sewing machine according to claim 4, wherein the device is connected to a safety device (S) comprising a switch lever (27 ) .
バー25と接する端部27’とは別の端部27”を、押
え上げピン28の近傍に臨ませ、該押え上げピン28に
固定した連動カム29と係合して、押え棒30の昇降操
作と共にミシンのモータースイッチ26をオン・オフす
るスイッチレバーを兼用していることを特徴とする請求
項5記載のミシンの針止め装置。6. The switch lever 27 has an end 27 ″ different from an end 27 ′ in contact with the interlocking lever 25 near the presser pin 28, and is fixed to the presser pin 28. engages the cam 29, claims characterized in that it also serves as a switch lever for turning on and off the motor switch 26 of the sewing machine together with the lifting operation of the presser bar 30
Item 6. The needle stopping device for a sewing machine according to Item 5 .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1993054700U JP2604714Y2 (en) | 1993-09-14 | 1993-09-14 | Sewing machine needle stop device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1993054700U JP2604714Y2 (en) | 1993-09-14 | 1993-09-14 | Sewing machine needle stop device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0720178U JPH0720178U (en) | 1995-04-11 |
JP2604714Y2 true JP2604714Y2 (en) | 2000-06-05 |
Family
ID=12978082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1993054700U Expired - Lifetime JP2604714Y2 (en) | 1993-09-14 | 1993-09-14 | Sewing machine needle stop device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2604714Y2 (en) |
-
1993
- 1993-09-14 JP JP1993054700U patent/JP2604714Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0720178U (en) | 1995-04-11 |
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