JPH0630145Y2 - Opening / closing lock device on scissors - Google Patents
Opening / closing lock device on scissorsInfo
- Publication number
- JPH0630145Y2 JPH0630145Y2 JP3435988U JP3435988U JPH0630145Y2 JP H0630145 Y2 JPH0630145 Y2 JP H0630145Y2 JP 3435988 U JP3435988 U JP 3435988U JP 3435988 U JP3435988 U JP 3435988U JP H0630145 Y2 JPH0630145 Y2 JP H0630145Y2
- Authority
- JP
- Japan
- Prior art keywords
- support shaft
- locking
- opening
- scissors
- lock member
- 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】 考案の目的 （産業上の利用分野） この考案は一対の鋏片を開閉中心軸部で回動可能に支持
した鋏において、安全上両鋏片が開くのを防止するロッ
ク装置に関するものである。[Detailed Description of the Invention] Purpose of the Invention (Industrial Application Field) This invention prevents a pair of scissors pieces from opening for safety reasons in a pair of scissors rotatably supported by an opening / closing center shaft. The present invention relates to a lock device.
（従来の技術及び考案が解決しようとする課題） 従来、この種のロック装置としては、例えば実開昭６２
−９９９５６号公報に示すものがある。このロック装置
は両鋏片の柄部間に設けられているため、両柄部の外側
に設けられているものに比較して、ロック装置が邪魔に
ならず大変使い易いが、ロック部材を移動可能にかつ離
脱不能に支持する支持部が一方の鋏片の柄部の内側に形
成されているため、同支持部の構造が複雑にならざるを
得なかった。(Problems to be Solved by Conventional Techniques and Inventions) Conventionally, as a locking device of this type, for example, the actual opening 62
There is one disclosed in Japanese Patent Publication No. 99956. Since this locking device is provided between the handle parts of both scissors pieces, the locking device does not get in the way and is very easy to use compared to the device provided on the outside of both handle parts. Since the support part that supports the scissors irremovably and irremovably is formed inside the handle part of one scissor piece, the structure of the support part must be complicated.
本考案の目的は両鋏片の開閉中心軸部においてその回動
中心である支軸を利用することにより、ロック装置の構
造を簡単にすることにある。An object of the present invention is to simplify the structure of a lock device by using a support shaft which is a rotation center of the opening / closing center shaft portion of both scissors pieces.
考案の構成 （課題を解決するための手段） すなわち、本考案は後記する実施例の図面に示すよう
に、一対の鋏片１，２を開閉中心軸部５で回動可能に支
持した鋏において、前記開閉中心軸部５で一方の鋏片１
に支軸１０を挿通して、同支軸１０を他方の鋏片２に対
し一体回動可能に固定するとともに、この支軸１０を一
方の鋏片１の外面側に突出して、同突出部１１には前記
支軸１０の径方向に沿って延びる係止部１８を設け、一
方の鋏片１の外面側にはロック部材１４を前記支軸１０
の係止部１８に沿ってスライド移動可能に支持し、この
ロック部材１４にはそのスライド移動に伴い前記支軸１
０の係止部１８に対し係脱する係止部１７を設けたもの
である。Structure of the Invention (Means for Solving the Problem) That is, the present invention is a scissor in which a pair of scissor pieces 1 and 2 are rotatably supported by an opening / closing center shaft portion 5 as shown in the drawings of an embodiment described later. , One scissor piece 1 at the opening / closing center shaft portion 5
The support shaft 10 is inserted through the shaft 10, the support shaft 10 is fixed to the other scissor piece 2 so as to be able to rotate integrally, and the support shaft 10 is projected to the outer surface side of the one scissor piece 1 to provide the protruding portion. A locking portion 18 extending along the radial direction of the support shaft 10 is provided at 11, and a lock member 14 is provided on the outer surface side of one scissor piece 1 at the support shaft 10.
The lock member 14 is slidably supported along the locking portion 18 of the support shaft 1 and the lock member 14 is slidably moved.
The locking portion 17 that engages and disengages with the locking portion 18 of 0 is provided.
（作用） 本考案においては、使用時には第１図に示すようにロッ
ク部材１４を移動させてその係止部１７と支軸１０の係
止部１８とを第３、４図に示すように互いに離脱させる
と、支軸１０の係止部１８が回動可能となり、第２図に
示すように両鋏片１，２を互いに開くことができる。(Operation) In the present invention, when used, the locking member 14 is moved as shown in FIG. 1 so that the locking portion 17 and the locking portion 18 of the support shaft 10 are mutually engaged as shown in FIGS. When the support shaft 10 is disengaged, the locking portion 18 of the support shaft 10 becomes rotatable, and the scissors pieces 1 and 2 can be opened from each other as shown in FIG.
一方、不使用時には第６図に示すようにロック部材１４
を移動させてその係止部１７と支軸１０の係止部１８と
を第７、８図に示すように互いに係合させると、支軸１
０の係止部１８が回動不能となり、両鋏片１，２の開き
は阻止される。On the other hand, when not in use, as shown in FIG.
Is moved to engage the engaging portion 17 and the engaging portion 18 of the support shaft 10 with each other as shown in FIGS. 7 and 8, the support shaft 1
The locking portion 18 of 0 becomes unrotatable and the opening of the scissors pieces 1 and 2 is prevented.
（実施例） 以下、本考案を洋鋏に具体化した一実施例を図面に従っ
て説明する。(Embodiment) An embodiment in which the present invention is embodied in Western shears will be described below with reference to the drawings.
一対の鋏片１，２は柄部３と刃部４とからなり、柄部３
の先端部３ａの内面側に形成された嵌着凹部３ｂに刃部
４の基端部４ａが嵌着されている。この両鋏片１，２は
開閉中心軸部５でＸ状に支持されて互いに開閉可能にな
っている。次に、この開閉中心軸部５を詳述する。The pair of scissors pieces 1 and 2 includes a handle portion 3 and a blade portion 4, and the handle portion 3
The base end portion 4a of the blade portion 4 is fitted in the fitting concave portion 3b formed on the inner surface side of the tip portion 3a. The scissors pieces 1 and 2 are supported in an X-shape by an opening / closing center shaft portion 5 and can be opened / closed with each other. Next, the opening / closing center shaft portion 5 will be described in detail.
一方の鋏片１の外面側においてその柄部３の先端部３ａ
にはガイド凹部６が形成され、このガイド凹部６の両側
には刃部４の長手方向へ延びるあり溝６ａが形成されて
いる。このガイド凹部６内において刃部４の基端部４ａ
には透孔７が形成されている。又、他方の鋏片２の外面
側においてその柄部３の先端部３ａには嵌合孔８が形成
され、この嵌合孔８内において刃部４の基端部４ａには
一方の鋏片１の透孔７と重合する雌ねじ孔９が形成され
ている。On the outer surface side of one scissor piece 1, the tip portion 3a of the handle portion 3 thereof
A guide recess 6 is formed in the guide recess 6, and a dovetail groove 6a extending in the longitudinal direction of the blade 4 is formed on both sides of the guide recess 6. The base end portion 4 a of the blade portion 4 in the guide concave portion 6
A through hole 7 is formed in the. On the outer surface side of the other scissor piece 2, a fitting hole 8 is formed in the tip portion 3a of the shank portion 3, and in the fitting hole 8, the base end portion 4a of the blade portion 4 has one scissor piece. A female screw hole 9 that overlaps with the through hole 7 of 1 is formed.
支軸１０は頭部１１と雄ねじ部１２とからなり、この雄
ねじ部１２が一方の鋏片１のガイド凹部６からその透孔
７を通して他方の鋏片２の雌ねじ孔９に螺合されている
とともに、この頭部１１がガイド凹部６内に突出して一
方の鋏片１の刃部４の先端部４ａに係止されている。従
って、支軸１０は他方の鋏片２に対し一体回動可能に固
定され、両鋏片１，２がこの支軸１０を中心にして互い
に回動可能になる。なお、他方の鋏片２の嵌合孔８には
蓋１３が嵌め込まれて支軸１０が外側から見えないよう
になっている。The support shaft 10 comprises a head portion 11 and a male screw portion 12, and the male screw portion 12 is screwed from a guide recess 6 of one scissor piece 1 through a through hole 7 thereof to a female screw hole 9 of the other scissor piece 2. At the same time, the head portion 11 projects into the guide recess 6 and is locked to the tip portion 4a of the blade portion 4 of one scissor piece 1. Therefore, the support shaft 10 is fixed to the other scissor piece 2 so as to be rotatable integrally with each other, and the scissor pieces 1 and 2 are rotatable relative to each other around the support shaft 10. A lid 13 is fitted into the fitting hole 8 of the other scissor piece 2 so that the spindle 10 cannot be seen from the outside.
一方の鋏片１のガイド凹部６にはロック部材１４が嵌め
込まれ、このガイド凹部６の両あり溝６ａに沿って移動
可能になっている。このロック部材１４の内側には凹所
１５が形成され、さらにこの凹所１５の内底には回動許
容凹部１６と、この凹部１６から両鋏片１，２の柄部３
側へ延びる細長い係止溝１７とが形成されている。一方
の鋏片１のガイド凹部６内に突出している支軸１０の頭
部１１（突出部）上にはロック部材１４の係止溝１７と
同一方向へ延びる細長い係止突部１８が形成されてい
る。支軸１０の頭部１１はロック部材１４の凹所１５内
にあってロック部材１４の移動に伴い凹所１５内を移動
するようになっている。この頭部１１上の係止突部１８
はロック部材１４の移動に伴い回動許容凹部１６又は係
止溝１７に位置するようになっている。A lock member 14 is fitted in the guide recess 6 of one scissor piece 1 and is movable along the dovetail groove 6a of the guide recess 6. A recess 15 is formed inside the lock member 14, and a rotation permitting recess 16 is formed on the inner bottom of the recess 15, and the handle 3 of the scissors pieces 1 and 2 is formed from the recess 16.
An elongated locking groove 17 extending to the side is formed. On the head 11 (protruding portion) of the support shaft 10 protruding into the guide recess 6 of one scissor piece 1, an elongated locking protrusion 18 extending in the same direction as the locking groove 17 of the lock member 14 is formed. ing. The head 11 of the support shaft 10 is in the recess 15 of the lock member 14 and moves in the recess 15 as the lock member 14 moves. Locking protrusion 18 on this head 11
Is positioned in the rotation permitting concave portion 16 or the locking groove 17 as the lock member 14 moves.
さて、使用時には第１図に示すようにロック部材１４を
移動させてその回動許容凹部１６に支軸１０の頭部１１
上の係止突部１８を第３、４図に示すように位置させ、
ロック部材１４の係止溝１７とこの係止突部１８とを互
いに離脱させると、この係止突部１８はこの凹部１６内
で回動可能となるため、第２図に示すように両鋏片１，
２を互いに開くことができる。In use, as shown in FIG. 1, the lock member 14 is moved so that the rotation permitting recess 16 has its head portion 11 of the spindle 10 moved.
Position the upper locking protrusion 18 as shown in FIGS.
When the locking groove 17 of the lock member 14 and the locking projection 18 are disengaged from each other, the locking projection 18 becomes rotatable in the recess 16, so that both scissors are engaged as shown in FIG. Piece 1,
Two can be opened to each other.
一方、不使用時には第６図に示すようにロック部材１４
を移動させてその係止溝１７に支軸１０の頭部１１上の
係止突部１８を第７，８図に示すように係入させると、
この係止突部１８はこの係止溝１７に係合されて回動不
能となるため、両鋏片１，２の開きは阻止される。On the other hand, when not in use, as shown in FIG.
Is moved to engage the locking projection 18 on the head 11 of the spindle 10 into the locking groove 17 as shown in FIGS. 7 and 8,
Since the locking projection 18 is engaged with the locking groove 17 and cannot rotate, the opening of the scissors pieces 1 and 2 is prevented.
本実施例においては、両鋏片１，２の開閉中心軸部５に
ロック部材１４があるため、両鋏片１，２の柄部３を握
った時、ロック部材１４に触れることがなくなり、ロッ
ク部材１４に邪魔されることなく大変使い易くなる。In this embodiment, since the opening / closing center shaft portion 5 of the scissors pieces 1 and 2 has the lock member 14, when the handle portion 3 of the scissors pieces 1 and 2 is gripped, the lock member 14 is not touched. The lock member 14 is very easy to use without being disturbed.
特に、この開閉中心軸部５において一方の鋏片１の外面
側に突出した支軸１０の突出部１１上に係止突部１８が
形成されているので、他方の鋏片２には新たに係止構造
を形成する必要がなく、又、前記係止突部１８と係止溝
１７が係脱するロック部材１４も一方の鋏片１の外面側
においてスライド移動可能に配置されているので、構造
が簡単になる。In particular, since the locking projection 18 is formed on the projecting portion 11 of the support shaft 10 projecting to the outer surface side of the one scissor piece 1 in the opening / closing center shaft portion 5, the other scissor piece 2 is newly provided. Since it is not necessary to form a locking structure, and the locking member 14 for engaging and disengaging the locking projection 18 and the locking groove 17 is also slidably arranged on the outer surface side of the one scissor piece 1. The structure is simple.
しかも、支軸１０の頭部１１及び同頭部１０上の係止突
部１８をロック部材１４の内側で隠蔽しているので、そ
れらが隠れて外観上見映えりが良くなる。Moreover, since the head 11 of the support shaft 10 and the locking projection 18 on the head 10 are hidden inside the lock member 14, they are hidden and the appearance is improved.
前述した実施例では支軸１０に係止突部１８が形成され
ているとともに、ロック部材１４に係止溝１７が形成さ
れているが、逆に、支軸１０に係止溝を形成するととも
に、ロック部材１４に係止突部を形成してもよい。さら
に、前述した実施例では支軸１０を一方の鋏片２に螺着
して固定しているが、この支軸１０は同鋏片２から一体
的に突設してもよい。In the above-described embodiment, the engaging projection 18 is formed on the support shaft 10 and the engaging groove 17 is formed on the lock member 14, but conversely, the engaging groove is formed on the supporting shaft 10. The locking projection may be formed on the lock member 14. Further, in the above-described embodiment, the support shaft 10 is screwed and fixed to the one scissor piece 2, but the support shaft 10 may be integrally projected from the scissor piece 2.
なお、第９図に示すように、刃部４の基端部４ａを嵌着
する柄部３の先端部３ａの嵌着凹部３ｂにおいて、その
一側縁に係止凹部１９を設けるとともに、刃部４の基端
部４ａの一側縁にはこの係止凹部１９に嵌まる係止凸部
２０を設け、これらの係止凹凸部１９，２０の係合によ
り刃部４が柄部３から浮き上がるのを防止することも可
能である。As shown in FIG. 9, in the fitting recessed portion 3b of the tip end portion 3a of the handle portion 3 into which the base end portion 4a of the blade portion 4 is fitted, a locking recessed portion 19 is provided at one side edge thereof, and A locking convex portion 20 that fits into the locking concave portion 19 is provided on one side edge of the base end portion 4a of the portion 4, and the blade portion 4 is separated from the handle portion 3 by the engagement of the locking concave and convex portions 19 and 20. It is also possible to prevent floating.
考案の効果 要するに本考案によれば、開閉中心軸部５において一方
の鋏片１の外面側に係止部１７を備えたロック部材１４
がスライド移動可能に配置されるとともに、同じく一方
の鋏片１の外面側に突出した支軸１０の突出部１１に対
して前記ロック部材１４のスライド移動に伴いその係止
部１７と係脱する係止部１８が設けられているので、他
方の鋏片２には新たに係止構造を形成する必要もなく、
鋏における開閉ロック装置の構造を簡単にすることがで
きる。Advantageous Effects of Invention According to the present invention, in short, the locking member 14 having the locking portion 17 on the outer surface side of the one scissor piece 1 in the opening / closing center shaft portion 5.
Is slidably arranged, and is engaged with and disengaged from the engaging portion 17 of the protruding portion 11 of the support shaft 10 that also protrudes to the outer surface side of the one scissor piece 1 as the lock member 14 slides. Since the locking portion 18 is provided, there is no need to form a new locking structure on the other scissor piece 2,
The structure of the opening / closing lock device on the scissors can be simplified.
第１図は本考案の一実施例に係る洋鋏をロック解除して
閉じた状態を示す正面図、第２図は同じく開いた状態を
示す正面図、第３図は第１図のＸ１−Ｘ１線拡大断面
図、第４図は第３図のＸ２−Ｘ２線断面図、第５図は第
３図のＸ３−Ｘ３線断面図、第６図は本考案の一実施例
に係る洋鋏を閉じてロックした状態を示す正面図、第７
図は第６図のＹ１−Ｙ１線拡大断面図、第８図は第７図
のＹ２−Ｙ２線断面図、第９図は他の実施例を示す前記
第５図相当図である。 １，２…鋏片、３…柄部、４…刃部、５…開閉中心軸
部、７…透孔、９…雌ねじ孔、１０…支軸、１１…頭部
（突出部）、１２…雄ねじ部、１４…ロック部材、１７
…係止溝（係止部）、１８…係止突部（係止部）。1 is a front view showing a state in which a pair of scissors according to an embodiment of the present invention is unlocked and closed, FIG. 2 is a front view showing a state in which the scissors are also opened, and FIG. 3 is a X1- of FIG. Fig. 4 is an enlarged sectional view taken along line X1, Fig. 4 is a sectional view taken along line X2-X2 in Fig. 3, Fig. 5 is a sectional view taken along line X3-X3 in Fig. 3, and Fig. 6 is scissors according to an embodiment of the present invention. Front view showing the state where the door is closed and locked, No. 7
6 is an enlarged sectional view taken along line Y1-Y1 of FIG. 6, FIG. 8 is a sectional view taken along line Y2-Y2 of FIG. 7, and FIG. 9 is a view corresponding to FIG. 5 showing another embodiment. 1, 2 ... Scissors piece, 3 ... Handle part, 4 ... Blade part, 5 ... Opening / closing center shaft part, 7 ... Through hole, 9 ... Female screw hole, 10 ... Support shaft, 11 ... Head part (protruding part), 12 ... Male screw part, 14 ... Lock member, 17
... locking groove (locking portion), 18 ... locking protrusion (locking portion).
Claims (1)
（５）で回動可能に支持した鋏において、 前記開閉中心軸部（５）で一方の鋏片（１）に支軸（１
０）を挿通して、同支軸（１０）を他方の鋏片（２）に
対し一体回動可能に固定するとともに、この支軸（１
０）を一方の鋏片（１）の外面側に突出して、同突出部
（１１）には前記支軸（１０）の径方向に沿って延びる
係止部（１８）を設け、 一方の鋏片（１）の外面側にはロック部材（１４）を前
記支軸（１０）の係止部（１８）に沿ってスライド移動
可能に支持し、このロック部材（１４）にはそのスライ
ド移動に伴い前記支軸（１０）の係止部（１８）に対し
係脱する係止部（１７）を設けたことを特徴とする鋏に
おける開閉ロック装置。1. A scissors in which a pair of scissor pieces (1, 2) are rotatably supported by an opening / closing center shaft portion (5), wherein the opening / closing center shaft portion (5) supports one scissor piece (1). Axis (1
0) to insert the support shaft (10) into the other scissor piece (2) so that the support shaft (10) can rotate integrally with the support shaft (1).
0) is projected to the outer surface side of one scissor piece (1), and the projecting portion (11) is provided with a locking portion (18) extending along the radial direction of the support shaft (10). A lock member (14) is slidably supported on the outer surface side of the piece (1) along the locking portion (18) of the support shaft (10), and the lock member (14) is slidably movable. Accordingly, an opening / closing lock device for scissors, characterized in that a locking part (17) for engaging and disengaging with the locking part (18) of the support shaft (10) is provided.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3435988U JPH0630145Y2 (en) | 1988-03-15 | 1988-03-15 | Opening / closing lock device on scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3435988U JPH0630145Y2 (en) | 1988-03-15 | 1988-03-15 | Opening / closing lock device on scissors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01138370U JPH01138370U (en) | 1989-09-21 |
| JPH0630145Y2 true JPH0630145Y2 (en) | 1994-08-17 |
Family
ID=31261070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3435988U Expired - Lifetime JPH0630145Y2 (en) | 1988-03-15 | 1988-03-15 | Opening / closing lock device on scissors |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0630145Y2 (en) |
-
1988
- 1988-03-15 JP JP3435988U patent/JPH0630145Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01138370U (en) | 1989-09-21 |
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