JPH0347776Y2 - - Google Patents
Info
- Publication number
- JPH0347776Y2 JPH0347776Y2 JP1986194290U JP19429086U JPH0347776Y2 JP H0347776 Y2 JPH0347776 Y2 JP H0347776Y2 JP 1986194290 U JP1986194290 U JP 1986194290U JP 19429086 U JP19429086 U JP 19429086U JP H0347776 Y2 JPH0347776 Y2 JP H0347776Y2
- Authority
- JP
- Japan
- Prior art keywords
- adapter
- tool
- straight shank
- slope
- fitted
- 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
Landscapes
- Gripping On Spindles (AREA)
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案は工具の取付構造の改良に関する。[Detailed explanation of the idea] (Industrial application field) The present invention relates to an improvement in a tool mounting structure.
（従来技術とその問題点）
従来、工具の取付構造としては、第４図に示す
ように、加工機１の主軸２に嵌合支持されたツー
ルホルダー（取付本体）３に、コレツトチヤツク
４で工具（ドリル）５のストレートシヤンク６を
挾着して取付けるものが提案されている（実開昭
59−156713号公報参照）。(Prior art and its problems) Conventionally, as shown in FIG. 4, the tool mounting structure has been such that a tool holder (mounting body) 3 is fitted and supported on the main shaft 2 of a processing machine 1, and the tool is mounted with a collect chuck 4. (Drill) It has been proposed that the straight shank 6 of 5 be clamped and installed (Jitsukaiaki
59-156713).
しかしながら、この取付構造では、NC加工機
などにおいて、工具５の刃先位置（出し入れ量）
を調整することが困難であつた。 However, with this mounting structure, in NC processing machines etc., the position of the cutting edge of the tool 5 (the amount of insertion and removal)
It was difficult to adjust.
そこで、ツールホルダーに、工具のストレート
シヤンクを嵌合支持したアダプタを嵌合して、調
整ナツトによりアダプタとともに工具の出し入れ
量を調整し得るようにしたタイプも提案されてい
るが、ツールホルダーとアダプタとをセツトする
セツトネジとアダプタと工具とをセツトするセツ
トねじが必要であるうえ、アダプタをツールホル
ダーに嵌合した状態では、アダプタと工具とのセ
ツトねじを操作できないなどの問題があつた。 Therefore, a type has been proposed in which an adapter that fits and supports the straight shank of the tool is fitted to the tool holder, and the amount of insertion and removal of the tool can be adjusted together with the adapter using an adjustment nut. A set screw for setting the adapter and a set screw for setting the adapter and the tool are required, and there are problems such as the set screw between the adapter and the tool cannot be operated when the adapter is fitted into the tool holder.
（考案の目的）
本考案は、とくにアダプタを用いてストレート
シヤンクの工具を前後位置調整可能に取付けるタ
イプの改良に係るものであつて、工具の刃先位置
の調整が容易かつ迅速に行なえるようにすること
を目的とするものである。(Purpose of the invention) The present invention relates to an improvement in a type of tool in which a straight shank tool is attached so as to be able to adjust the position forward and backward using an adapter, and is intended to make it possible to easily and quickly adjust the position of the cutting edge of the tool. The purpose is to
（考案の構成）
このため、本考案は、工具のストレートシヤン
クの外周には、後部が浅く、前部が深い斜面が軸
方向に所定の長さ形成される一方、取付本体に形
成されたアダプタ嵌合孔に前後移動可能に嵌合支
持される有底筒状のアダプタが設けられ、該アダ
プタには、後端を底部に当接した状態で上記工具
のストレートシヤンクを嵌合支持するようにし、
該アダプタの筒部に上記ストレートシヤンクの斜
面に対応してほぼ等しい長さの長孔が軸方向に形
成されるとともに、該アダプタの前部外周に雄ね
じ部が上記長孔の軸方向長さにほぼ等しい範囲に
わたつて形成される一方、上記アダプタの雄ねじ
部に螺合して、取付本体の前端面に当接可能な調
整ナツトが設けられ、該調整ナツトにはアダプタ
に対して廻り止めするねじが出没自在に設けら
れ、上記取付本体に軸方向が上記ストレートシヤ
ンクの斜面に直交するように斜めに形成されたね
じ穴に螺合され、上記アダプタの長孔を挿通して
ストレートシヤンクの斜面に直角方向から当接可
能なセツトねじが設けられ、上記アダプタを取付
本体に対し、上記長孔の範囲内で軸方向に位置調
整しうるようにしたことを特徴とするものであ
る。(Structure of the invention) Therefore, in the present invention, a slope is formed on the outer periphery of the straight shank of the tool, the slope being shallow at the rear and deep at the front for a predetermined length in the axial direction. A bottomed cylindrical adapter is provided that is fitted and supported in the adapter fitting hole so as to be movable back and forth, and the straight shank of the tool is fitted and supported in the adapter with its rear end in contact with the bottom. So,
A long hole of approximately equal length is formed in the cylindrical portion of the adapter in the axial direction corresponding to the slope of the straight shank, and a male threaded portion is formed on the outer periphery of the front part of the adapter in the axial direction of the long hole. An adjustment nut is provided which is screwed onto the male threaded part of the adapter and can come into contact with the front end surface of the mounting body, and the adjustment nut has an adjustment nut that prevents rotation relative to the adapter. A screw is provided so as to be able to come out and go out, and is screwed into a screw hole formed diagonally in the mounting body so that the axial direction is perpendicular to the slope of the straight shank, and is inserted through the long hole of the adapter to attach the straight shank. A set screw is provided that can come into contact with the slope of the yank from a right angle direction, and the adapter can be adjusted in position relative to the mounting body in the axial direction within the range of the elongated hole. .
（考案の効果）
本考案によれば、アダプタのシヤンク嵌合孔に
工具のストレートシヤンクを一定深さで嵌合し、
該アダプタを取付本体のアダプタ嵌合孔に嵌合し
て、調整ナツトを取付本体の前端面に当接させて
工具の刃先位置を調整した状態で、セツトねじを
螺合操作すると、セツトねじはアダプタの長孔を
挿通しストレートシヤンクの斜面に当接して工具
を後方に押付け、該工具とともにアダプタも後方
に押付けられるようになる。(Effect of the invention) According to the invention, the straight shank of the tool is fitted into the shank fitting hole of the adapter at a constant depth,
When the adapter is fitted into the adapter fitting hole of the mounting body and the adjusting nut is brought into contact with the front end surface of the mounting body to adjust the position of the cutting edge of the tool, screw the set screw. The tool is inserted through the long hole of the adapter and comes into contact with the slope of the straight shank to press the tool backward, so that the adapter is also pressed backward together with the tool.
したがつて、工具の刃先位置調整は、セツトね
じを緩めて調整ナツトの操作のみで行なえ、取付
本体に対する工具とアダプタのロツクはセツトね
じを締付けるだけで同時に行なえるので、工具の
刃先位置調整が容易かつ迅速に行なえるようにな
る。 Therefore, the position of the tool's cutting edge can be adjusted simply by loosening the set screw and operating the adjustment nut, and locking the tool and adapter to the mounting body can be done at the same time by simply tightening the set screw. It can be done easily and quickly.
また、本考案によれば、ストレートシヤンクに
形成する斜面の軸方向の長さに応じて、長孔およ
び雄ねじ部の軸方向長さを設定したので、アダプ
タを長孔の軸方向長さの範囲で取付本体に対し位
置調整できるので、工具を再研摩、再々研摩した
ときにも、工具刃先の位置が常に一定となるよう
に、アダプタの位置調整が行える。 In addition, according to the present invention, the axial length of the long hole and the male threaded portion is set according to the axial length of the slope formed on the straight shank, so the adapter can be adjusted according to the axial length of the long hole. Since the position can be adjusted relative to the mounting body within a range, the position of the adapter can be adjusted so that the position of the tool cutting edge is always constant even when the tool is re-ground and re-ground.
（実施例）
以下、本考案の実施例を添付図面について詳細
に説明する。(Embodiments) Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
第３図に示すように、工具（ドリル）１０のス
トレートシヤンク１１の外周には、90度の角度差
で、後部が浅く、前部が深いフラツトな斜面１１
ａ，１１ａが形成され、該ストレートシヤンク１
１の後端部には、回り止め兼位置決め用の突起部
１１ｂが形成されている。 As shown in FIG. 3, the outer periphery of the straight shank 11 of the tool (drill) 10 has a flat slope 11 with an angle difference of 90 degrees, shallow at the rear and deep at the front.
a, 11a are formed, and the straight shank 1
A protrusion 11b for preventing rotation and for positioning is formed at the rear end of 1.
第１図及び第２図に示すように、加工機１２の
主軸１３に、後部のテーパシヤンク１４ａが嵌合
支持されるツールホルダー（取付本体）１４が設
けられ、該ツールホルダー１４の外周には、回り
止め部１５ａを有するブロツク体１５がベアリン
グ１６，１６を介して嵌合されている。 As shown in FIGS. 1 and 2, a tool holder (mounting body) 14 is provided on the main shaft 13 of the processing machine 12, into which a rear taper shank 14a is fitted and supported, and on the outer periphery of the tool holder 14, A block body 15 having a rotation preventing portion 15a is fitted through bearings 16,16.
該ツールホルダー１４の前部にはアダプタ嵌合
孔１４ｂが明けられている。 The tool holder 14 has an adapter fitting hole 14b formed at the front thereof.
該ツールホルダー１４のアダプタ嵌合孔１４ｂ
には、アダプタ１８が前後移動可能に嵌合支持さ
れ、該アダプタ１８には、上記工具１０のストレ
ートシヤンク１１を嵌合支持するシヤンク嵌合孔
１８ａが明けられ、該シヤンク嵌合孔１８ａの後
部には、ストレートシヤンク１１の嵌合を一定深
さで当て止める底壁部１８ｂが設けられ、該底壁
部１８ｂにはストレートシヤンク１１の突起部１
１ｂを嵌合する孔１８ｃが明けられている。 Adapter fitting hole 14b of the tool holder 14
An adapter 18 is fitted and supported so as to be movable back and forth, and the adapter 18 has a shank fitting hole 18a for fitting and supporting the straight shank 11 of the tool 10. A bottom wall portion 18b for fitting the straight shank 11 at a certain depth is provided at the rear, and the protrusion 1 of the straight shank 11 is provided on the bottom wall portion 18b.
A hole 18c into which 1b is fitted is bored.
上記アダプタ１８の外周には、上記ストレート
シヤンク１１の斜面１１ａ，１１ａに対応する軸
方向の長孔１８ｄ，１８ｄが明けられている。 Elongated holes 18d, 18d in the axial direction corresponding to the slopes 11a, 11a of the straight shank 11 are formed on the outer periphery of the adapter 18.
また、該アダプタ１８の前部外周には、アダプ
タ１８の出し入れ量に対応する幅で雄ねじ部１
８ｅが形成されている。 Further, on the front outer periphery of the adapter 18, a male threaded portion 1 is provided with a width corresponding to the amount of insertion and removal of the adapter 18.
8e is formed.
上記アダプタ１８の雄ねじ部１８ｅには、ツー
ルホルダー１４の前端面１４ｃに当接する調整ナ
ツト１９が螺合され、該調整ナツト１９には、該
調整ナツト１９をアダプタ１８に対してロツクす
る第１セツトねじ２０が設けられている。 An adjustment nut 19 that contacts the front end surface 14c of the tool holder 14 is screwed into the male threaded portion 18e of the adapter 18, and the adjustment nut 19 has a first set that locks the adjustment nut 19 to the adapter 18. A screw 20 is provided.
上記ツールホルダー１４の外周には、アダプタ
１８の長孔１８ｄ，１８ｄを挿通して、ストレー
トシヤンク１１の斜面１１ａ，１１ａに直角方向
から当接可能な第２セツトねじ２１，２１が斜め
に螺合されている。 On the outer periphery of the tool holder 14, second set screws 21, 21, which can be inserted through the long holes 18d, 18d of the adapter 18 and come into contact with the slopes 11a, 11a of the straight shank 11 from a right angle direction, are screwed diagonally. are combined.
この第２セツトねじ２１，２１は、アダプタ１
８の回り止め作用も行なう。 These second set screws 21, 21 are attached to the adapter 1.
It also performs the anti-rotation action of 8.
上記のような構成であれば、アダプタ１８のシ
ヤンク嵌合孔１８ａに、工具１０のストレートシ
ヤンク１１を、後端部が底壁部１８ｂで当て止め
られるまで嵌合して、このアダプタ１８をツール
ホルダー１４のアダプタ嵌合孔１４ｂに嵌合させ
る。 With the above configuration, the straight shank 11 of the tool 10 is fitted into the shank fitting hole 18a of the adapter 18 until the rear end is stopped against the bottom wall part 18b, and the adapter 18 is inserted into the shank fitting hole 18a. It is fitted into the adapter fitting hole 14b of the tool holder 14.
そして、アダプタ１８の雄ねじ部１８ｅに螺合
された調整ナツト１９をツールホルダー１４の前
端面１４ｃに当接させて、該調整ナツト１９の螺
合操作でアダプタ１８を前後方向へ移動させ、工
具１０の刃先位置（出し入れ量）を調整した後、
第２セツトねじ２１，２１を締付け操作すると、
セツトねじ２１，２１は、アダプタ１８の長孔１
８ｄ，１８ｄを挿通してストレートシヤンク１１
の斜面１１ａ，１１ａに当接し、工具１０を後方
の底壁部１８ｂに押付け、該工具１０とともにア
ダプタ１８も後方に押付けられるので、調整ナツ
ト１９がツールホルダー１４の前端面１４ｃに押
付けられるようになる。 Then, the adjustment nut 19 screwed onto the male threaded portion 18e of the adapter 18 is brought into contact with the front end surface 14c of the tool holder 14, and the adapter 18 is moved in the front-back direction by the screwing operation of the adjustment nut 19. After adjusting the position of the cutting edge (amount of insertion and removal),
When the second set screws 21, 21 are tightened,
The set screws 21, 21 are connected to the long holes 1 of the adapter 18.
Insert 8d and 18d and straight shank 11
The tool 10 is pressed against the rear bottom wall 18b, and the adapter 18 is also pressed rearward together with the tool 10, so that the adjustment nut 19 is pressed against the front end surface 14c of the tool holder 14. Become.
これにより、工具１０は刃先位置が調整された
状態で、アダプタ１８とともにツールホルダー１
４に対してロツクされることになる。 As a result, the tool 10 is attached to the tool holder 1 together with the adapter 18 with the cutting edge position adjusted.
It will be locked against 4.
なお、調整ナツト１９が不用意に回転するのを
防止するために、第１セツトねじ２０を締付けて
調整ナツト１９をアダプタ１８に対してロツクす
る。 In order to prevent the adjusting nut 19 from rotating inadvertently, the adjusting nut 19 is locked to the adapter 18 by tightening the first set screw 20.
次に、刃先位置を再調整するには、第１、第２
セツトねじ２０，２１，２１を緩め、調整ナツト
１９を螺合操作してアダプタ１８を前後移動させ
ることにより、工具１０の刃先位置を調整した
後、第１セツトねじ２０を締付けてアダプタ１８
に調整ナツト１９をロツクし、ついで、第２セツ
トねじ２１，２１を締付けてツールホルダー１４
に対して工具１０とアダプタ１８をロツクする。 Next, to readjust the blade edge position, first and second
After adjusting the position of the cutting edge of the tool 10 by loosening the set screws 20, 21, and 21 and screwing the adjustment nut 19 to move the adapter 18 back and forth, tighten the first set screw 20 to move the adapter 18 back and forth.
Lock the adjusting nut 19, then tighten the second set screws 21, 21 to secure the tool holder 14.
Lock the tool 10 and adapter 18 against it.
このように、工具１０の刃先位置の調整は、第
１、第２セツトねじ２０，２１，２１を緩めて調
整ナツト１９の操作のみで行なえ、ツールホルダ
ー１４に対する工具１０とアダプタ１８のロツク
は第２セツトねじ２１，２１を締付けるだけで同
時に行なえるのである。 In this way, the position of the cutting edge of the tool 10 can be adjusted simply by loosening the first and second set screws 20, 21, and 21 and operating the adjustment nut 19, and the locking of the tool 10 and adapter 18 with respect to the tool holder 14 can be performed by loosening the first and second set screws 20, 21, and 21 and operating the adjustment nut 19. This can be done at the same time by simply tightening the two sets of screws 21, 21.
第１図は本考案に係る工具の取付構造を示す要
部断面側面図、第２図は第１図の正面図、第３図
は工具の側面図、第４図は従来の工具の取付構造
を示す要部断面側面図である。
１０……工具、１１……ストレートシヤンク、
１１ａ……斜面、１４……ツールホルダー（取付
本体）、１４ｂ……アダプタ嵌合孔、１８……ア
ダプタ、１８ａ……シヤンク嵌合孔、１８ｂ……
底壁部、１８ｄ……長孔、１８ｅ……雄ねじ部、
１９……調整ナツト、２１……第２セツトねじ。
Fig. 1 is a cross-sectional side view of main parts showing the tool mounting structure according to the present invention, Fig. 2 is a front view of Fig. 1, Fig. 3 is a side view of the tool, and Fig. 4 is a conventional tool mounting structure. FIG. 10...Tool, 11...Straight shank,
11a...Slope, 14...Tool holder (mounting body), 14b...Adapter fitting hole, 18...Adapter, 18a...Shank fitting hole, 18b...
Bottom wall part, 18d...long hole, 18e...male thread part,
19... Adjustment nut, 21... Second set screw.
Claims (1)
に取付ける構造であつて、 上記工具のストレートシヤンクの外周には、後
部が浅く、前部が深い斜面が軸方向に所定の長さ
形成される一方、取付本体に形成されたアダプタ
嵌合孔に前後移動可能に嵌合支持される有底筒状
のアダプタが設けられ、該アダプタには、後端を
底部に当接した状態で上記工具のストレートシヤ
ンクを嵌合支持するようにし、該アダプタの筒部
に上記ストレートシヤンクの斜面に対応してほぼ
等しい長さの長孔が軸方向に形成されるととも
に、該アダプタの前部外周に雄ねじ部が上記長孔
の軸方向長さにほぼ等しい範囲にわたつて形成さ
れる一方、上記アダプタの雄ねじ部に螺合して、
取付本体の前端面に当接可能な調整ナツトが設け
られ、該調整ナツトにはアダプタに対して廻り止
めするねじが出没自在に設けられ、上記取付本体
に軸方向が上記ストレートシヤンクの斜面に直交
するように斜めに形成されたねじ穴に螺合され、
上記アダプタの長孔を挿通してストレートシヤン
クの斜面に直角方向から当接可能なセツトねじが
設けられ、上記アダプタを取付本体に対し、上記
長孔の範囲内で軸方向に位置調整しうるようにし
たことを特徴とする工具の取付構造。[Scope of Claim for Utility Model Registration] A structure for mounting a straight shank tool so that its position can be adjusted back and forth, wherein the outer periphery of the straight shank of the tool has a slope that is shallow at the rear and deep at the front in a predetermined axial direction. A bottomed cylindrical adapter is provided that is fitted and supported in an adapter fitting hole formed in the mounting body so as to be movable back and forth, and the adapter has a rear end that is in contact with the bottom. In this state, the straight shank of the tool is fitted and supported, and an elongated hole of approximately equal length is formed in the cylindrical portion of the adapter in the axial direction corresponding to the slope of the straight shank, and the straight shank of the tool is fitted and supported. A male threaded portion is formed on the front outer periphery of the adapter over an area approximately equal to the axial length of the elongated hole, and is screwed into the male threaded portion of the adapter,
An adjustment nut that can come into contact with the front end surface of the mounting body is provided, and a screw that prevents rotation with respect to the adapter is provided on the adjustment nut so as to be freely protrusive and retractable, and the axial direction is on the slope of the straight shank. It is screwed into a screw hole formed diagonally so as to be perpendicular to the
A set screw is provided that can be inserted through the long hole of the adapter and abutted against the slope of the straight shank from the right angle direction, and the position of the adapter can be adjusted in the axial direction within the range of the long hole with respect to the mounting body. A tool mounting structure characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986194290U JPH0347776Y2 (en) | 1986-12-16 | 1986-12-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986194290U JPH0347776Y2 (en) | 1986-12-16 | 1986-12-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6397404U JPS6397404U (en) | 1988-06-23 |
| JPH0347776Y2 true JPH0347776Y2 (en) | 1991-10-11 |
Family
ID=31151128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986194290U Expired JPH0347776Y2 (en) | 1986-12-16 | 1986-12-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0347776Y2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100934439B1 (en) * | 2007-11-01 | 2010-01-06 | 이준표 | Adjustable sleeve sleeve and block assembly |
| CN103990842B (en) * | 2012-06-01 | 2015-05-13 | 株式会社日研工作所 | Tool holder |
| CN106862600A (en) * | 2012-06-01 | 2017-06-20 | 株式会社日研工作所 | The shank construction of end mill(ing) cutter |
| JP5472949B2 (en) * | 2012-06-12 | 2014-04-16 | 株式会社日研工作所 | End mill shank structure |
| JP1526223S (en) | 2014-08-01 | 2015-06-15 | ||
| JP1526222S (en) | 2014-08-01 | 2015-06-15 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4922676A (en) * | 1972-06-05 | 1974-02-28 | ||
| JPS58128807U (en) * | 1982-02-23 | 1983-08-31 | 三菱重工業株式会社 | Button for tool holder |
-
1986
- 1986-12-16 JP JP1986194290U patent/JPH0347776Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6397404U (en) | 1988-06-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6030153A (en) | Milling tool with axial adjustment | |
| US7758286B2 (en) | Insert-indexable tool | |
| JP2006528079A (en) | Cutting head for rotary cutting tools | |
| CA2356090C (en) | Machining tool for high-speed machining | |
| JP3356282B2 (en) | Milling tool shank | |
| KR20040058303A (en) | Rotatable cutting tool with adjustable cutting insert | |
| US2931254A (en) | Boring head | |
| JP3579016B2 (en) | Cutting machine tools | |
| US4165947A (en) | Cutting tool | |
| US6467381B1 (en) | Adjustable tool holder apparatus | |
| JPS6210037Y2 (en) | ||
| US3220288A (en) | Collet type press fit boring unit assembly | |
| KR100603776B1 (en) | Assembly structure of eccentric adjustment member of precision adjustment device | |
| JPH1034409A (en) | Tool holder with shaft center fine adjustment device | |
| EP0297133A1 (en) | Cam lock for tool elements | |
| US8616809B2 (en) | Toolholder | |
| JPH0379123B2 (en) | ||
| JPS6397404U (en) | ||
| GB1566927A (en) | Cutting tool | |
| JP2001246516A (en) | Tip mounting mechanism | |
| JP2500434Y2 (en) | Cutting tools | |
| JPH035361Y2 (en) | ||
| JP2577906Y2 (en) | Tool holder | |
| JPH0623378Y2 (en) | Locator for cutting tools | |
| JP2507830Y2 (en) | Milling cutter |