JPH034001B2 - - Google Patents
Info
- Publication number
- JPH034001B2 JPH034001B2 JP14768985A JP14768985A JPH034001B2 JP H034001 B2 JPH034001 B2 JP H034001B2 JP 14768985 A JP14768985 A JP 14768985A JP 14768985 A JP14768985 A JP 14768985A JP H034001 B2 JPH034001 B2 JP H034001B2
- Authority
- JP
- Japan
- Prior art keywords
- sawtooth
- hand drill
- unit
- input shaft
- hand
- 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
Links
- 238000005553 drilling Methods 0.000 claims description 21
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Drilling Tools (AREA)
- Surgical Instruments (AREA)
- Drilling And Boring (AREA)
Description
【発明の詳細な説明】
−産業上の利用分野−
本発明は可搬型穿孔機に関し、さらに詳しく
は、ハンドドリルを使用して任意の形状、大きさ
の窓孔を穿ける可搬型穿孔機に関する。Detailed Description of the Invention - Field of Industrial Application - The present invention relates to a portable drilling machine, and more particularly, to a portable drilling machine that can drill window holes of any shape and size using a hand drill. .
−従来技術−
従来、穿孔作業にはハンドドリルが使用される
ことは周知の通りであつて、ハンドドリルを用い
た穿孔作業ではドリル径に対応した窓孔を穿ける
にとどまつている。-Prior Art- It is well known that a hand drill is conventionally used for drilling operations, and in drilling operations using a hand drill, only a window hole corresponding to the diameter of the drill can be drilled.
ところが、穿孔作業によつて穿設する窓孔はド
リル径で充分対応できるものから、直径数センチ
に及ぶ円形窓孔の他、楕円形の窓孔を開けること
を要求されることがある。 However, since the diameter of the drill hole is sufficient for the window hole to be drilled by the drilling operation, it is sometimes required to drill an oval window hole in addition to a circular window hole with a diameter of several centimeters.
そのような場合、所望とする窓孔の円周上に沿
つてドリルで窓孔を連続して穿け、最終的に窓孔
を連続させてその円周内を取除いて窓孔を穿けて
いる。 In such cases, use a drill to continuously drill window holes along the circumference of the desired window hole, and finally drill the window holes by making the window holes continuous and removing the area within the circumference. .
また、従来では、ドリルチヤツクにシリンダ状
の穿孔刃を取付け、このシリンダ状の穿孔刃を回
転させることで穿孔刃の直径に対応した窓孔を穿
けている。 Conventionally, a cylindrical drilling blade is attached to a drill chuck, and by rotating the cylindrical drilling blade, a window hole corresponding to the diameter of the drilling blade is drilled.
−発明が解決しようとする問題点−
上述のような穿孔では、ドリルで円周に沿つて
穿孔しなければならず、工事手数としてはかなり
の工程であり、また、シリンダ状の穿孔刃の直径
に対応した径の窓孔を穿ける得るにとどまり、と
くに、丸形でなく、長方形や楕円形の窓孔を壁に
穿けようとする場合は不可能に近く、作業自体は
極めて非能率的なものであつた。-Problems to be solved by the invention- In the above-mentioned drilling, it is necessary to drill along the circumference with a drill, which is a considerable process in terms of construction time, and the diameter of the cylindrical drilling blade is It is only possible to make a window hole with a diameter that corresponds to the size of the window, but it is almost impossible to make a rectangular or oval window hole in a wall instead of a round one, and the work itself is extremely inefficient. It was hot.
−発明の構成−
上述のような問題点を解決するために、この発
明は、穿孔にドリルを用いず、往復運動する鋸歯
により板材、壁材に対して切断作用を営ませ穿孔
しようとするもので、ハンドドリル本体に対して
手で強制的に回動できる状態でハンドドリル本体
に鋸歯ユニツトを摩擦的に支持させ、同鋸歯ユニ
ツトの入力軸をハンドドリルのチヤツクに接手
し、先端に往復動可能な鋸歯を取付けることがで
きる前記鋸歯ユニツトの内部に、前記入力軸の回
転運動を鋸歯の往復運動に変換する変機構を組込
むことを提案するものである。-Structure of the Invention- In order to solve the above-mentioned problems, this invention attempts to drill holes by performing a cutting action on plate materials and wall materials with reciprocating saw blades, without using a drill for drilling. Then, the saw tooth unit is frictionally supported by the hand drill body in a state where it can be forcibly rotated by hand relative to the hand drill body, and the input shaft of the saw tooth unit is connected to the chuck of the hand drill, and the reciprocating motion is applied to the tip. It is proposed to incorporate a variable mechanism for converting the rotational movement of the input shaft into a reciprocating movement of the sawtooth inside the sawtooth unit to which a possible sawtooth can be attached.
−作用−
この発明の穿孔機はハンドドリルの回転運動を
鋸歯ユニツトの変換機構で往復運動に変換して鋸
歯を往復運動させると共に、鋸歯ユニツトをハン
ドドリルに対して自由に回転させることで穿孔作
業を行う。-Function- The drilling machine of the present invention converts the rotary motion of the hand drill into reciprocating motion using the conversion mechanism of the sawtooth unit to cause the sawtooth to reciprocate, and also rotates the sawtooth unit freely relative to the hand drill to perform drilling work. I do.
−実施例−
以下、この発明の構成を第１図ないし第５図に
示す一実施例により説明する。先ず、第１図にお
いて、符号１０はハンドドリル本体を示し、この
ハンドドリル本体１０が備えるチヤツク１１に鋸
歯ユニツト２０の入力軸２４が絞着されると共
に、同鋸歯ユニツト２０は、ハンドドリル本体１
０に対してビス３１で固定される連結部材３０の
他端部に摩擦的に回転運動を阻止した状態で取付
けられる。-Embodiment- Hereinafter, the structure of the present invention will be explained with reference to an embodiment shown in FIGS. 1 to 5. First, in FIG. 1, reference numeral 10 indicates a hand drill body, and an input shaft 24 of a sawtooth unit 20 is fastened to a chuck 11 provided on the hand drill body 10.
The connecting member 30 is fixed to the other end of the connecting member 30 with a screw 31 so that rotational movement is frictionally prevented.
ハンドドリル本体１０はグリツプ１２に対して
直交する方向に出力軸をもつモータを内臓するモ
ータケース１３の先端部にチヤツク１１を有し、
チヤツク１１の拡径、縮径により鋸歯ユニツト２
０の入力軸２４の先端部２４ａをこう着できるよ
うになつており、チヤツク１１の基部と隣合つて
モータケース１３の端面には、これより径の小さ
いシリンダ部１４が突出形成されている。このハ
ンドドリル本体１０のシリンダ部１４に前記連結
部材３０を介して鋸歯ユニツト２０が支持され
る。この鋸歯ユニツト２０は、第１図に分解して
示すように、ビス２１ａで締着された２つ割のシ
リンダ型のケーシング２１を備え、これらのケー
シング２１の一端部に前記ハンドドリル本体１０
のシリンダ部１４とほぼ同径のシリンダ部２２が
基部に形成されており、このシリンダ部２２の中
心部にはベアリング２３があつて、このベアリン
グ２３には、前述した入力軸２４が回転自在に支
持される。そして、入力軸２４の先端部２４ａは
６角形断面になつており、前述のように同先端部
２４ａは前記チヤツク１１にこう着される。入力
軸２４の他端部には傘歯車２５が取付けられてお
り、この傘歯車２５と噛合う傘歯車２６の軸２６
ａがベアリング２７を介してケーシング２１の内
部に取付けられている。この傘歯車２６の表面に
は偏心ピン２８が突設されている。また、鋸歯ユ
ニツト２０のケーシング２１の先端部中心には、
固定ピン２９ｃにより角型ガイドスリーブ２９ｂ
が固定され、このガイドスリーブ２９ｂ中に往復
摺動可能に挿入された往復ヘツド２９の内端スラ
イダ部２９ａは、前記偏心ピン２８に摺動可能に
係合される。したがつて、前記傘歯車２６、偏心
ピン２８、往復ヘツド２９により回転運動を往復
運動に変換する機構が構成される。 The hand drill body 10 has a chuck 11 at the tip of a motor case 13 that houses a motor having an output shaft in a direction perpendicular to the grip 12.
Sawtooth unit 2 is formed by expanding and contracting the diameter of chuck 11.
A cylinder portion 14 having a smaller diameter is formed protruding from the end face of the motor case 13 adjacent to the base portion of the chuck 11. A sawtooth unit 20 is supported by the cylinder portion 14 of the hand drill main body 10 via the connecting member 30. As shown in exploded view in FIG. 1, this sawtooth unit 20 includes a cylindrical casing 21 that is divided into two parts and is fastened with screws 21a, and the hand drill main body 10 is attached to one end of these casings 21.
A cylinder portion 22 having approximately the same diameter as the cylinder portion 14 is formed at the base, and a bearing 23 is provided at the center of the cylinder portion 22, and the input shaft 24 mentioned above is rotatably attached to the bearing 23. Supported. The tip end 24a of the input shaft 24 has a hexagonal cross section, and is fixed to the chuck 11 as described above. A bevel gear 25 is attached to the other end of the input shaft 24, and a shaft 26 of a bevel gear 26 that meshes with the bevel gear 25 is attached to the other end of the input shaft 24.
a is attached inside the casing 21 via a bearing 27. An eccentric pin 28 is provided protruding from the surface of the bevel gear 26. In addition, at the center of the tip of the casing 21 of the sawtooth unit 20,
The square guide sleeve 29b is fixed by the fixing pin 29c.
is fixed, and the inner end slider portion 29a of the reciprocating head 29, which is inserted into the guide sleeve 29b so as to be reciprocally slidable, is slidably engaged with the eccentric pin 28. Therefore, the bevel gear 26, the eccentric pin 28, and the reciprocating head 29 constitute a mechanism for converting rotational motion into reciprocating motion.
そして、前記往復ヘツド２９の外端部には軸方
向のスロツト２９ｄが形成されており、このスロ
ツト２９ｄに鋸歯２９３の基部２９３ａを挿入で
きる。即ち、鋸歯２９３の基部２９３ａは、前記
往復ヘツド２９の外端部にはめられる角筒２９１
と、この角筒２９１を通つて前記基部２９３ａに
貫通される固定ビス２９２で固定される。 An axial slot 29d is formed at the outer end of the reciprocating head 29, into which the base 293a of the sawtooth 293 can be inserted. That is, the base 293a of the sawtooth 293 is a rectangular tube 291 that is fitted into the outer end of the reciprocating head 29.
It is fixed with a fixing screw 292 that passes through the square tube 291 and into the base 293a.
さらに、前記連結部材３０が用意され、連結部
材３０は、ハンドドリル本体１０のシリンダ部１
４、ならびに、鋸歯ユニツト２０の基部シリンダ
部２２に嵌着できる内径をもち、その一端はビス
３１で周方向数個所でシリンダ部１４に固定され
る。また、連結部材３０の他端周壁には母線方向
のスロツト３２が形成されており、このスロツト
３２中に摩擦ばね３３の先端部３３ａが前記ケー
シング２１のシリンダ部２２に向つて突起され
る。この摩擦ばね３３の基部３３ｂはビス３４に
より連結部材３０の外周に固定されており、摩擦
ばね３３により生じる摩擦で鋸歯ユニツト２０を
捉えている。摩擦ばね３３の中央部３３ｃは連結
部材３０と間隙をもち、この部分を締着するアジ
ヤストビス３５の締着調節により鋸歯ユニツト２
０に対する摩擦力即ち鋸歯ユニツト２０の固定力
を調整できる。符号３６はチヤツク１１の操作に
用いる窓孔を示している。 Further, the connecting member 30 is prepared, and the connecting member 30 is connected to the cylinder portion 1 of the hand drill body 10.
4, and has an inner diameter that can be fitted into the base cylinder portion 22 of the sawtooth unit 20, and one end thereof is fixed to the cylinder portion 14 at several locations in the circumferential direction with screws 31. Further, a slot 32 extending in the generatrix direction is formed in the peripheral wall of the other end of the connecting member 30, and a distal end portion 33a of a friction spring 33 is projected into the slot 32 toward the cylinder portion 22 of the casing 21. The base 33b of this friction spring 33 is fixed to the outer periphery of the connecting member 30 by a screw 34, and grips the sawtooth unit 20 by the friction generated by the friction spring 33. The center portion 33c of the friction spring 33 has a gap with the connecting member 30, and the sawtooth unit 2 can be tightened by adjusting the adjustment screw 35 that tightens this portion.
The frictional force relative to zero, that is, the fixing force of the sawtooth unit 20 can be adjusted. Reference numeral 36 indicates a window hole used for operating the chuck 11.
次に、この発明の可搬型穿孔機による穿孔作業
について説明する。先ず、ハンドドリル本体１０
にビス３１により連結部材３０をシリンダ部１４
に締着すると共に、鋸歯ユニツト２０の入力軸２
４の先端部２４ａを連結部材３０の窓孔３６を通
つてチヤツク１１にこう着する。このような組立
によると、連結部材３０に設けた摩擦ばね３３の
先端部３３ａがスロツト３２から内側に突出して
いるから、ケーシング２１シリンダ部２２の周面
に対する摩擦ばね３３の接触により、ハンドドリ
ル本体１０及び連結部材３０に対して鋸歯ユニツ
ト２０が固定されるけれども、鋸歯ユニツト２０
のケーシング２１は、ハンドドリル本体１０に対
して手で強制的に回動できるから、作業者の意
志、都合により強制的に自由に回転できる。 Next, a drilling operation using the portable drilling machine of the present invention will be explained. First, the hand drill body 10
Connect the connecting member 30 to the cylinder part 14 with the screw 31.
At the same time, the input shaft 2 of the sawtooth unit 20
4 through the window hole 36 of the connecting member 30 and attached to the chuck 11. According to such an assembly, since the tip 33a of the friction spring 33 provided on the connecting member 30 protrudes inward from the slot 32, the contact of the friction spring 33 with the circumferential surface of the cylinder portion 22 of the casing 21 causes the hand drill body to Although the sawtooth unit 20 is fixed to the connecting member 30 and the sawtooth unit 20, the sawtooth unit 20
Since the casing 21 can be forcibly rotated by hand relative to the hand drill body 10, it can be forcibly rotated freely according to the will and convenience of the operator.
この状態で、ハンドドリル本体１０のモータス
イツチを『オン』にすると、チヤツク１１にこう
着されている入力軸２４は回転駆動され、傘歯車
２５，２６を経て偏心ピン２８が偏心回転するこ
とで、内端スライダ部２９ａ中で運動することに
なり、往復ヘツド２９及び、鋸歯２９３が往復直
線運動されることになる。 In this state, when the motor switch of the hand drill body 10 is turned on, the input shaft 24 attached to the chuck 11 is driven to rotate, and the eccentric pin 28 is eccentrically rotated via the bevel gears 25 and 26. , will move in the inner end slider portion 29a, and the reciprocating head 29 and sawtooth 293 will undergo reciprocating linear movement.
この鋸歯２９３の往復運動により板状、壁材Ｗ
に円形の窓孔Ｈを穿ける場合、先ず、第３図、第
４図に示すように、一個所に穿孔ｈ１を穿け、鋸
歯２９３を同穿孔ｈ１に挿入し、ハンドドリル本
体１０及び連結部材３０に対して矢印Ｒ方向に鋸
歯ユニツト２０を回転（自転）させながら、鋸歯
２９３の向きを逐次変化させ、所望の円形（CR）
に沿つて移動（公転）させることで窓孔Ｈを穿け
る。 Due to the reciprocating movement of this sawtooth 293, the plate-like, wall material W
When drilling a circular window hole H, first, as shown in FIG. 3 and FIG. While rotating (rotating) the sawtooth unit 20 in the direction of arrow R with respect to 30, the direction of the sawtooth 293 is successively changed to form a desired circular shape (CR).
Window hole H can be drilled by moving (revolving) along.
第５図は長方形の窓孔Ｈを穿ける状態を第４図
に対応させて示している。 FIG. 5 shows a state in which a rectangular window hole H can be drilled, corresponding to FIG. 4.
なお、前記実施例においては、ハンドドリル本
体に必要に応じて装着して用いるアタツチメント
形式の構造を例示したが、本発明は、連結部材を
省略して、摩擦的にハンドドリル本体に鋸歯ユニ
ツトを直接に支持させる構造であつてもよい。 In the above embodiments, an attachment-type structure was exemplified which is attached to the hand drill body as necessary, but the present invention omits the connecting member and frictionally attaches the sawtooth unit to the hand drill body. It may be a structure in which it is directly supported.
−発明の効果−
以上の説明から明らかなように、この発明の可
搬型穿孔機は、モータの回転運動を往復運動に変
換して鋸歯ユニツトの鋸歯を駆動すると共に、鋸
歯ユニツトをハンドドリル本体に対して、強制的
に手動回動できる構造としたから、任意の形状
の、任意の大きさの窓孔を容易、かつ迅速に穿け
得、家屋の施工者などの作業に貢献できる。- Effects of the Invention - As is clear from the above description, the portable drilling machine of the present invention converts the rotational motion of the motor into reciprocating motion to drive the sawtooth of the sawtooth unit, and also connects the sawtooth unit to the hand drill body. On the other hand, since it has a structure that can be manually rotated forcibly, window holes of any shape and size can be easily and quickly drilled, contributing to the work of house builders and the like.
第１図は本発明による可搬型穿孔機の分解斜面
図、第２図は同縦断側面図、第３図は同可搬型穿
孔機を用いた作業状態を示す斜面図、第４図、第
５図は穿孔形状と作業状態を示す説明図である。
１０……ハンドドリル本体、１１……チヤツ
ク、１２……グリツプ、１３……モータケース、
２０……鋸歯ユニツト、２１……ケーシング、２
２……シリンダ部、２３……ベアリング、２４…
…入力軸、２５，２６……傘歯車、２７……ベア
リング、２８……偏心ピン、２９……往復ヘツ
ド、２９ａ……内端スライダ部、２９ｂ……ガイ
ドスリーブ、２９ｄ……スロツト、２９１……角
筒、２９２……固定ビス、２９３……鋸歯。
Fig. 1 is an exploded perspective view of the portable drilling machine according to the present invention, Fig. 2 is a vertical side view of the same, Fig. 3 is a perspective view showing the working state using the portable drilling machine, Figs. The figure is an explanatory diagram showing the drilling shape and working conditions. 10...Hand drill body, 11...Chuck, 12...Grip, 13...Motor case,
20... Serrated unit, 21... Casing, 2
2...Cylinder part, 23...Bearing, 24...
...Input shaft, 25, 26...Bevel gear, 27...Bearing, 28...Eccentric pin, 29...Reciprocating head, 29a...Inner end slider portion, 29b...Guide sleeve, 29d...Slot, 291... ...Square tube, 292...Fixing screw, 293...Sawtooth.
Claims (1)
できる状態でハンドドリル本体に鋸歯ユニツトを
摩擦的に支持させ、同鋸歯ユニツトの入力軸をハ
ンドドリルのチヤツクに接手し、先端に往復動可
能な鋸歯を取付けることができる前記鋸歯ユニツ
トの内部に、前記入力軸の回転運動を鋸歯の往復
運動に変換する変換機構を組込んだことを特徴と
する可搬型穿孔機。1 The saw tooth unit is frictionally supported by the hand drill body in a state where it can be forcibly rotated by hand relative to the hand drill body, and the input shaft of the saw tooth unit is connected to the chuck of the hand drill so that the tip can be moved reciprocally. A portable drilling machine characterized in that a conversion mechanism for converting the rotational motion of the input shaft into reciprocating motion of the sawtooth is incorporated inside the sawtooth unit to which a sawtooth can be attached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14768985A JPS627501A (en) | 1985-07-05 | 1985-07-05 | Portable type drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14768985A JPS627501A (en) | 1985-07-05 | 1985-07-05 | Portable type drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS627501A JPS627501A (en) | 1987-01-14 |
| JPH034001B2 true JPH034001B2 (en) | 1991-01-22 |
Family
ID=15436051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14768985A Granted JPS627501A (en) | 1985-07-05 | 1985-07-05 | Portable type drill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS627501A (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0625291Y2 (en) * | 1987-03-23 | 1994-07-06 | リョービ株式会社 | Reciprocating |
| JPH0625292Y2 (en) * | 1987-06-29 | 1994-07-06 | リョービ株式会社 | Reciprocating plate |
| JPH072005U (en) * | 1993-06-08 | 1995-01-13 | 三郎 渡邉 | Jig used for processing machines such as drilling machines |
-
1985
- 1985-07-05 JP JP14768985A patent/JPS627501A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS627501A (en) | 1987-01-14 |
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