JPH0780566A - Handy punching tool - Google Patents
Handy punching toolInfo
- Publication number
- JPH0780566A JPH0780566A JP25246393A JP25246393A JPH0780566A JP H0780566 A JPH0780566 A JP H0780566A JP 25246393 A JP25246393 A JP 25246393A JP 25246393 A JP25246393 A JP 25246393A JP H0780566 A JPH0780566 A JP H0780566A
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- arm member
- tip
- crank
- tool
- 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
Landscapes
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、例えば配電盤などのよ
うに鋼板に所定形状の孔を明ける際に用いられるパンチ
工具、殊に、先端にポンチとダイスとを具えた軸体を着
脱自在に取り付けたラムを有するシリンダが工具の先部
に配置され、前記ラムを工具本体に具えた油圧ポンプか
らの油圧によってシリンダ内へと引き込むことによって
前記ポンチとダイスとの間に挟んだ板材に所定形状の孔
を明けるための手持ち式パンチ工具に関するものであ
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a punching tool used for punching a hole having a predetermined shape in a steel plate such as a switchboard, and in particular, a shaft body having a punch and a die at its tip can be freely attached and detached. A cylinder having an attached ram is arranged at the tip of the tool, and the ram is drawn into the cylinder by the hydraulic pressure from a hydraulic pump provided in the tool body to form a plate member sandwiched between the punch and the die. The present invention relates to a hand-held punch tool for punching a hole in a.
【０００２】[0002]
【従来の技術】従来、図５に示すように手動式の油圧ポ
ンプ１ａを内蔵するとともに、基端に握り部を有する固
定ハンドル２ａに前記油圧ポンプ１ａを駆動させるため
の駆動ハンドル３ａが軸着されて、先端にポンチ４ａと
ダイス５ａとを具えた軸体６ａが着脱自在に取り付けら
れた油圧ポンプ１ａからの圧油によって作動するラム７
ａを有するシリンダ８ａが固定ハンドル１ａの先端に具
えられた構成を有し、ラム７ａに取り付けられた軸体６
ａを油圧ポンプ１ａによってシリンダ８ａ内へと引き込
みポンチ４ａとダイス５ａとの間に挟んだ板材９ａに所
定形状の孔を明ける手持ち式のパンチ工具が知られてい
る。2. Description of the Related Art Conventionally, as shown in FIG. 5, a manual type hydraulic pump 1a is built in, and a drive handle 3a for driving the hydraulic pump 1a is axially mounted on a fixed handle 2a having a grip portion at the base end. A ram 7 operated by pressure oil from a hydraulic pump 1a, to which a shaft body 6a having a punch 4a and a die 5a is detachably attached.
A cylinder 8a having a has a structure in which the tip of the fixed handle 1a is provided, and the shaft 6 attached to the ram 7a.
A hand-held punch tool is known in which a is drawn into a cylinder 8a by a hydraulic pump 1a and a hole having a predetermined shape is made in a plate material 9a sandwiched between a punch 4a and a die 5a.
【０００３】ところが、前記図５に示した従来の手持ち
式パンチ工具は、ポンチ４ａとダイス５ａを駆動させる
シリンダ８ａが固定されている。However, in the conventional hand-held punch tool shown in FIG. 5, the punch 4a and the cylinder 8a for driving the die 5a are fixed.
【０００４】従って、組立前や取付前の板材９ａに孔を
明けるには支障ないが、既設箇所に孔を明ける場合に
は、板材９ａの配置箇所や配置角度の点で施工が困難な
場合が生じる。Therefore, there is no problem in making holes in the plate material 9a before assembling or mounting, but when making holes in the existing parts, it may be difficult to construct the plate material 9a due to the arrangement position and the arrangement angle of the plate material 9a. Occurs.
【０００５】殊に、配電盤のように既設の器具や配線な
どがある場合に著しい。This is particularly noticeable when there are existing equipment and wiring such as a switchboard.
【０００６】そこで、既設箇所に孔を明ける場合にも都
合のよい手持ち式パンチ工具が、例えば実公平３−２３
３６号公報に提示されている。Therefore, a hand-held punch tool, which is convenient even when a hole is to be formed in an existing place, is, for example, Japanese Utility Model 3-23.
No. 36 publication.
【０００７】この手持ち式パンチ工具は図６に示すよう
に、シリンダ８ａをＬ形腕部材１０ａを介して取り付け
るとともに、Ｌ形腕部材１０ａの両端を固定ハンドル１
ａおよびシリンダ８ａにそれぞれ回動自在とすることに
よりシリンダ８ａを３６０度の範囲で位置を変化可能と
してものである。As shown in FIG. 6, this hand-held punching tool attaches a cylinder 8a via an L-shaped arm member 10a and fixes both ends of the L-shaped arm member 10a to a fixed handle 1.
The position of the cylinder 8a can be changed within a range of 360 degrees by making the a and the cylinder 8a rotatable.
【０００８】しかしながら、前記図６に示した改良され
た手持ち式パンチ工具は、シリンダ８ａがＬ形腕部材１
０ａを介して取り付けられており、かなりの重量を有す
るシリンダ８が固定ハンドル１ａの中心軸から偏位した
軸線を中心として回動することになる。However, in the improved hand-held punch tool shown in FIG. 6, the cylinder 8a has the L-shaped arm member 1.
The cylinder 8 which is attached via 0a and has a considerable weight rotates about an axis deviated from the central axis of the fixed handle 1a.
【０００９】従って、工具全体の重量バランスが悪く、
殊に、シリンダ８ａがＬ形腕部材１０ａの外側へ回動さ
せられた際には操作しにくい、という問題がある。Therefore, the weight balance of the entire tool is poor,
In particular, there is a problem that it is difficult to operate when the cylinder 8a is rotated to the outside of the L-shaped arm member 10a.
【００１０】[0010]
【発明が解決しようとする課題】本発明が解決しようと
する課題は、従来の改良された手持ち式パンチ工具は、
シリンダが固定ハンドルの中心軸から偏位した軸線を中
心として回動することになり操作しにくい、という点で
ある。The problem to be solved by the present invention is that the conventional improved hand-held punch tool is
This is because the cylinder rotates about an axis deviated from the central axis of the fixed handle, which makes it difficult to operate.
【００１１】[0011]
【課題を解決するための手段】本発明は、先端にポンチ
とダイスとを具えた軸体を着脱自在に取り付けられたラ
ムを有するシリンダが工具本体の先部に配置され、前記
ラムを前記工具本体に具えた油圧ポンプからの油圧によ
ってシリンダ内へと引き込むことによって前記ポンチと
ダイスとの間に挟んだ板材に所定形状の孔を明ける手持
ち式パンチ工具において、前記工具本体の先端に突出さ
せた直線状の腕部材の先端に、前記腕部材の軸線に対し
て直角方向に延びるクランクが前記腕部材の軸線を中心
として回動可能に取り付けられているとともに、前記ク
ランクの先部に前記シリンダがその周側面において前記
腕部材およびクランクの軸線に直角な方向へ延びる回転
軸によって回動自在に取り付けられている構成を有し、
シリンダを３６０度の範囲で位置を変化可能とすること
は勿論のこと、シリンダを変位させても全体の重量バラ
ンスがよくきわめて操作のしやすい手持ち式パンチ工具
を提供する、という目的を達成する。SUMMARY OF THE INVENTION According to the present invention, a cylinder having a ram to which a shaft body having a punch and a die at its tip is detachably attached is arranged at the tip of a tool body, and the ram is attached to the tool. In a hand-held punch tool that punches a hole of a predetermined shape in the plate material sandwiched between the punch and the die by drawing it into the cylinder by the hydraulic pressure from the hydraulic pump provided in the main body, it was projected at the tip of the tool main body. A crank extending in a direction perpendicular to the axis of the arm member is attached to the tip of the linear arm member so as to be rotatable around the axis of the arm member, and the cylinder is attached to the tip of the crank. On the peripheral side surface, the arm member and the crank are configured to be rotatably attached by a rotary shaft extending in a direction perpendicular to the axis line of the crank,
The object of the present invention is not only to enable the position of the cylinder to be changed within a range of 360 degrees, but also to provide a hand-held punch tool which has a good weight balance and is extremely easy to operate even if the cylinder is displaced.
【００１２】[0012]
【作用】シリンダを回転自在に取り付けたクランクを工
具本体の先端に突出させた直線状の腕部材の先端に回動
自在に取り付けて、シリンダを工具本体の先端に突出さ
せた直線状の腕部材を中心として回動させることにより
常に安定した状態に位置させる。A linear arm member in which a crank having a cylinder rotatably attached is rotatably attached to the end of a linear arm member projecting at the tip of the tool body, and a cylinder is projected at the tip of the tool body. It is always placed in a stable state by rotating around.
【００１３】[0013]
【実施例】次に、本発明の実施例を図面に基づいて説明
する。Embodiments of the present invention will now be described with reference to the drawings.
【００１４】図１乃至図４は、前記実施例と異なり工具
本体１に電動式の油圧ポンプ（図示せず）を具えた本発
明の一実施例を示すものであるが、電動式の油圧ポンプ
は従来周知であり、また、油圧ポンプからのシリンダ２
への圧油の循環移送手段などは前記手動式のパンチ工具
と同様の手段が実施可能であり、これらについての詳細
な説明は省略する。1 to 4 show an embodiment of the present invention in which the tool body 1 is provided with an electric hydraulic pump (not shown), which is different from the above-mentioned embodiments. Is well known in the art, and is a cylinder 2 from a hydraulic pump.
The same means as the above-mentioned manual punch tool can be used as the means for circulating and transferring the pressure oil to and the detailed description thereof will be omitted.
【００１５】本実施例は、油圧ポンプからの圧油によっ
て作動するラム３を有するシリンダ２が工具本体１の先
端に突出させた直線状の腕部材４の先端にこの腕部材４
の軸線に対して直角方向に延びるクランク５が腕部材４
の軸線を中心として回動可能に取り付けられているとと
も、クランク５の先部５１にシリンダ２がその周側面２
１において腕部材４およびクランク５の軸線に直角な方
向へ延びる回転軸６によって回動自在に取り付けられて
いる。In this embodiment, a cylinder 2 having a ram 3 which is operated by pressure oil from a hydraulic pump is attached to the tip of a linear arm member 4 projecting from the tip of the tool body 1.
The crank 5 extending in the direction perpendicular to the axis of the arm member 4
It is attached so as to be rotatable around the axis of the cylinder 5, and the cylinder 2 is attached to the tip portion 51 of the crank 5 by the peripheral side surface 2 thereof.
1, the arm member 4 and the crank 5 are rotatably attached by a rotary shaft 6 extending in a direction perpendicular to the axes.
【００１６】また、シリンダ２は、先端にポンチ７とダ
イス８とを具えた軸体９が着脱自在に取り付けられたラ
ム１０を有している。Further, the cylinder 2 has a ram 10 to which a shaft 9 having a punch 7 and a die 8 is detachably attached at the tip.
【００１７】更に、腕部材４とクランク５との接合部に
は位置決め機構１１が具えられている。Further, a positioning mechanism 11 is provided at the joint between the arm member 4 and the crank 5.
【００１８】この位置決め機構１１は、腕部材４の接合
面４１にその中心軸を中心として所定の距離を有する円
周上に、所定の間隔を有して形成された複数の穴４２内
に装備され弾発ばね１２によりクランク５方向へ付勢さ
れたボール１３と、クランク５との接合面５１に穴４２
に対応して円形に形成された複数個の半球状の座ぐり１
４とから構成される。The positioning mechanism 11 is provided in a plurality of holes 42 formed at predetermined intervals on the circumference of the joint surface 41 of the arm member 4 having a predetermined distance about its central axis. The ball 13 urged in the direction of the crank 5 by the elastic spring 12 and the joint surface 51 of the crank 5 have a hole 42.
A plurality of hemispherical spot facings 1
4 and.
【００１９】上記の構成を有する本実施例は、前記従来
例と同様に、ラム３に螺着された軸体９を工具本体１に
内蔵された油圧ポンプによってシリンダ２内へと引き込
み、ポンチ７とダイス８との間に挟んだ板材１５に所定
形状の孔を明けるものである。In the present embodiment having the above-mentioned structure, the shaft 9 screwed to the ram 3 is drawn into the cylinder 2 by the hydraulic pump built in the tool main body 1 and the punch 7 is used as in the conventional example. The plate material 15 sandwiched between the die 8 and the die 8 is provided with a hole having a predetermined shape.
【００２０】このとき、シリンダ２がクランク５への取
付軸を中心として回動し（図示する矢印Ａ方向）、更
に、クランク５が工具本体１の先端に突出させた直線状
の腕部材４の軸線を中心として回動する（図示する矢印
Ｂ方向）ため、シリンダ２が工具本体１に対して３６０
度の角度で変位することになり、配電盤のように既設の
器具や配線などを施した既設箇所に孔を明ける場合であ
ってもきわめて容易に穿孔作業をすることができるもの
である。At this time, the cylinder 2 rotates about the axis of attachment to the crank 5 (in the direction of arrow A in the figure), and further, the crank 5 of the linear arm member 4 protruding from the tip of the tool body 1. The cylinder 2 rotates 360 degrees with respect to the tool body 1 because it rotates about the axis (in the direction of arrow B in the drawing).
Since it is displaced at an angle of degrees, even when a hole is made in an existing location where existing equipment or wiring is provided, such as a switchboard, the drilling work can be performed very easily.
【００２１】殊に、シリンダ２は常に工具本体１の先端
に突出させた直線状の腕部材４を中心として回動するこ
とになり、常に安定した状態に位置するため重量バラン
スがくずれることがなく作業が容易である。In particular, the cylinder 2 always rotates around the linear arm member 4 projecting from the tip of the tool body 1, and is always in a stable state so that the weight balance is not lost. Easy to work.
【００２２】更に、本実施例は腕部材４とクランク５と
の接合部には位置決め機構１１が具えられているため、
シリンダ２が自重で勝手に変位する心配もない。Furthermore, in this embodiment, since the positioning mechanism 11 is provided at the joint between the arm member 4 and the crank 5,
There is no concern that the cylinder 2 will be displaced by its own weight.
【００２３】尚、本実施例では電動式の油圧ポンプを具
えた手持ち式パンチ工具について説明したが、従来の手
動式の油圧ポンプを具えた手持ち式パンチ工具について
も同様にして実施することができることは勿論である。In the present embodiment, the hand-held punch tool equipped with the electric hydraulic pump has been described, but the same can be applied to the conventional hand-held punch tool equipped with the manual hydraulic pump. Of course.
【００２４】[0024]
【発明の効果】本発明によると、シリンダが工具本体に
対して３６０度の角度で変位することになり、配電盤の
ように既設の器具や配線などを施した既設箇所に孔を明
ける場合であってもきわめて容易に穿孔作業をすること
ができることは言うまでもなく、かなりの重量を有する
シリンダが常に工具本体の先端に突出させた直線状の腕
部材を中心として回動することになり、常に安定した状
態に位置するため重量バランスがくずれることがなく作
業がきわめて容易である。According to the present invention, the cylinder is displaced at an angle of 360 degrees with respect to the tool body, and a hole is made in an existing place where an existing appliance or wiring is provided like a switchboard. However, it goes without saying that the boring work can be performed very easily, and the cylinder having a considerable weight always rotates around the linear arm member projecting at the tip of the tool body, which is always stable. Since it is located in the state, the weight balance is not lost and the work is extremely easy.
【図１】本発明の一実施例を示す側面図である。FIG. 1 is a side view showing an embodiment of the present invention.
【図２】図１に示した実施例におけるＸ−Ｘ線に沿う断
面図である。FIG. 2 is a sectional view taken along line XX in the embodiment shown in FIG.
【図３】図１に示した実施例における要部を示す拡大断
面図である。FIG. 3 is an enlarged sectional view showing a main part of the embodiment shown in FIG.
【図４】図３のＹ−Ｙ線に沿う断面拡大図である。FIG. 4 is an enlarged cross-sectional view taken along line YY of FIG.
【図５】従来例を示す斜視図である。FIG. 5 is a perspective view showing a conventional example.
【図６】異なる従来例を示す斜視図である。FIG. 6 is a perspective view showing another conventional example.
１ 工具本体 ２ シリンダ ３ ラム ４ 腕部材 ５ クランク ６ 回転軸 ７ ポンチ ８ ダイス ９ 軸体 １５ 板材 ２１ 周側面 1 Tool main body 2 Cylinder 3 Ram 4 Arm member 5 Crank 6 Rotating shaft 7 Punch 8 Die 9 Shaft body 15 Plate material 21 Circumferential side surface
Claims (1)
着脱自在に取り付けられたラムを有するシリンダが工具
本体の先部に配置され、前記ラムを前記工具本体に具え
た油圧ポンプからの油圧によってシリンダ内へと引き込
むことによって前記ポンチとダイスとの間に挟んだ板材
に所定形状の孔を明ける手持ち式パンチ工具において、
前記工具本体の先端に突出させた直線状の腕部材の先端
に、前記腕部材の軸線に対して直角方向に延びるクラン
クが前記腕部材の軸線を中心として回動可能に取り付け
られているとともに、前記クランクの先部に前記シリン
ダがその周側面において前記腕部材およびクランクの軸
線に直角な方向へ延びる回転軸によって回動自在に取り
付けられていることを特徴とする手持ち式パンチ工具。1. A cylinder having a ram to which a shaft having a punch and a die at its tip is detachably attached is arranged at the tip of a tool body, and a cylinder from a hydraulic pump equipped with the ram is provided. In a hand-held punch tool that punches a hole of a predetermined shape in a plate material sandwiched between the punch and the die by drawing it into the cylinder by hydraulic pressure,
A crank extending in a direction perpendicular to the axis of the arm member is rotatably attached to the tip of the linear arm member protruding from the tip of the tool body about the axis of the arm member, A hand-held punch tool, wherein the cylinder is rotatably attached to a front end portion of the crank by a rotary shaft extending in a direction perpendicular to an axis of the arm member and the crank on a peripheral side surface thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25246393A JP3561784B2 (en) | 1993-09-14 | 1993-09-14 | Hand-held punch tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25246393A JP3561784B2 (en) | 1993-09-14 | 1993-09-14 | Hand-held punch tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0780566A true JPH0780566A (en) | 1995-03-28 |
| JP3561784B2 JP3561784B2 (en) | 2004-09-02 |
Family
ID=17237738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25246393A Expired - Lifetime JP3561784B2 (en) | 1993-09-14 | 1993-09-14 | Hand-held punch tool |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3561784B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2786423A1 (en) * | 1998-11-30 | 2000-06-02 | Facom | HYDRAULIC WORKPIECE TOOL |
| CN109866278A (en) * | 2019-04-22 | 2019-06-11 | 俞杏正 | A kind of hand-held glass epoxy perforating press |
| CN109940696A (en) * | 2019-04-22 | 2019-06-28 | 俞杏正 | A kind of hand-held glass epoxy perforating press |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103846337B (en) * | 2014-03-24 | 2015-12-30 | 台州巨力工具有限公司 | Universal hydraulic hole making drill |
-
1993
- 1993-09-14 JP JP25246393A patent/JP3561784B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2786423A1 (en) * | 1998-11-30 | 2000-06-02 | Facom | HYDRAULIC WORKPIECE TOOL |
| US6266886B1 (en) | 1998-11-30 | 2001-07-31 | Facom | Hydraulic punch |
| DE19956703B4 (en) * | 1998-11-30 | 2009-07-23 | Facom S.A. | Hydraulic punching tool |
| CN109866278A (en) * | 2019-04-22 | 2019-06-11 | 俞杏正 | A kind of hand-held glass epoxy perforating press |
| CN109940696A (en) * | 2019-04-22 | 2019-06-28 | 俞杏正 | A kind of hand-held glass epoxy perforating press |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3561784B2 (en) | 2004-09-02 |
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