JPH0398738A - Removing device for chip of work machine - Google Patents
Removing device for chip of work machineInfo
- Publication number
- JPH0398738A JPH0398738A JP23663689A JP23663689A JPH0398738A JP H0398738 A JPH0398738 A JP H0398738A JP 23663689 A JP23663689 A JP 23663689A JP 23663689 A JP23663689 A JP 23663689A JP H0398738 A JPH0398738 A JP H0398738A
- Authority
- JP
- Japan
- Prior art keywords
- cutting
- cutting tool
- spindle
- collet
- chip
- 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.)
- Pending
Links
- 238000009423 ventilation Methods 0.000 claims description 9
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 abstract 1
- 239000000428 dust Substances 0.000 description 10
- 238000003754 machining Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Landscapes
- Auxiliary Devices For Machine Tools (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
この発明は、切削加工時に生ずる切屑を圧力気体によっ
て排除する加工機械の切屑除去装置に関する．
（従来の技術〉
圧力空気を用いて切屑の除去を行う装置として実開平１
− ７２３０３号に開示されるものがある．この従来装
置の構成を第５図について説明する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) This invention relates to a chip removal device for a processing machine that uses pressurized gas to remove chips generated during cutting. (Prior technology) Utility Model Application No. 1 was developed as a device for removing chips using pressurized air.
- There is something disclosed in No. 72303. The configuration of this conventional device will be explained with reference to FIG.
すなわち、加工ヘッドＢは加工用モータ１０を下向きに
配設して、スピンドル１０′に切削工具Ｃを装着する．
上記加工用モータ１０の周囲に吸気路１１を有する通気
カバー１２を套装し、下縁にスピンドル１０′方向の下
端部を包囲する集塵カバー１３を配設し、この集塵カバ
ー１３の下縁に切削工具Ｃを囲繞する集塵ブラシ１４を
周設する．通気カバー１２の上端開口部１２’は、機外
の集塵用バキュームもしくは排塵用ブロアーに連絡する
．
通気カバー１２の側壁内に通気路１５を縦設して、その
上部開口１５′は機外のコンプレッサーに連絡し、下部
開口１５″は集塵カバー１３内において加工用モータ１
０の下部近傍に位置して導管１６に連絡し、導管１６下
端の空気吹出口１６′は切削工具Ｃおよび集塵ブラシ１
３の下縁が接触する加工物Ｗを指向している．
次に、この従来装置の作用、効果について説明する．
集塵ブラシ１４の下縁を加工物Ｗに接触させながら切削
工具Ｃによって加工する過程において、コンプレッサー
に連絡する導管１６の空気吹出口１６′より圧力空気を
噴出しつつ、他方においてバキューム等により切屑を集
塵し排除する。That is, the machining head B has the machining motor 10 facing downward, and the cutting tool C is mounted on the spindle 10'.
A ventilation cover 12 having an air intake passage 11 is wrapped around the processing motor 10, and a dust collection cover 13 surrounding the lower end in the direction of the spindle 10' is disposed at the lower edge. A dust collection brush 14 surrounding the cutting tool C is installed around the cutting tool C. The upper end opening 12' of the ventilation cover 12 is connected to a dust collection vacuum or dust removal blower outside the machine. A ventilation passage 15 is installed vertically in the side wall of the ventilation cover 12, the upper opening 15' is connected to the compressor outside the machine, and the lower opening 15'' is connected to the processing motor 1 inside the dust collection cover 13.
0 and communicates with the conduit 16, and the air outlet 16' at the lower end of the conduit 16 is connected to the cutting tool C and the dust collection brush 1.
The lower edge of No. 3 is facing the workpiece W in contact. Next, the functions and effects of this conventional device will be explained. In the process of machining with the cutting tool C while bringing the lower edge of the dust collection brush 14 into contact with the workpiece W, while blowing out pressurized air from the air outlet 16' of the conduit 16 connected to the compressor, on the other hand, the chips are removed by vacuum or the like. Collect and eliminate dust.
上記において、空気吹出口が切削工具Ｃおよび加工物Ｗ
を指向しているので、加工物、切削工具に付着する切屑
を吹き飛ばしながら集塵排除を行うことができる．しか
もこの場合において、切屑の周囲への飛散がないので、
作業者のｆｓ康に益することができ、また、切削工具を
冷却できるので切削性能を向上することができる。In the above, the air outlet is connected to the cutting tool C and the workpiece W.
Because it is oriented toward the machine, it is possible to collect and remove dust while blowing away chips that adhere to workpieces and cutting tools. Moreover, in this case, there is no scattering of chips to the surrounding area.
It is possible to benefit the worker's health and safety, and since the cutting tool can be cooled, cutting performance can be improved.
（発明が解決しようとする課題）
上記の空気吹出口は、切削工具に可及的に接近して設け
てあるが、加工物との干渉を避けるため或は工具交換の
スペースを確保するために至近距離に設定することがで
きない．このため、空気の噴出位置が斜め上方になり、
切削条件が悪い例えば、切り込み深さの大きい場合では
効果的な切屑排除を期待することができない。(Problem to be Solved by the Invention) The above air outlet is provided as close as possible to the cutting tool, but in order to avoid interference with the workpiece or to secure space for changing the tool, the air outlet is provided as close as possible to the cutting tool. It cannot be set at close range. For this reason, the air blowout position is diagonally upward,
If the cutting conditions are poor, for example, the depth of cut is large, effective chip removal cannot be expected.
この長尺工具の場合においては、特に切屑の排除が困難
で切削部に滞留する切屑によって加工物の切削肌を阻害
したり、また、切削工具の発熱を招いて切れ味を低下さ
せるという問題を生ずる。In the case of such a long tool, it is particularly difficult to remove chips, and the chips that accumulate in the cutting part may impede the cutting surface of the workpiece, or cause the cutting tool to generate heat, resulting in a reduction in sharpness. .
上記の切屑滞留は、材質の重いプラスチック、アルミな
どの加工について顕著に現れるもので、効果的に切屑の
排除ができる除去装置の開発が要望されていた。The above-described accumulation of chips is noticeable when processing heavy materials such as plastics and aluminum, and there has been a demand for the development of a removal device that can effectively remove chips.
本発明は、上記した従来の問題点に着目してなされたも
ので、至近位置から切削部に向けてほぼ垂直に圧力気体
を噴出できるようにし、効果的な切屑排除が行える装置
を提供しようとする。The present invention has been made in view of the above-mentioned conventional problems, and aims to provide a device that can eject pressurized gas almost vertically toward the cutting part from a close position and can effectively remove chips. do.
（課題を解決するための手段）
上記の目的を達成するために、この発明に係る加工機械
の切屑除去装置は次のように構成したものである．
すなわち、この発明の要旨とするところは、コレット式
チャックを介してスピンドルの一端部に切削工具を取り
付けた切削ヘッドにおいて、上記スピンドルの内部に回
転軸心方向の通気孔を設け、スピンドルの他端部から流
入した圧力気体をチャック内におけるコレットのスリッ
ト部から切削工具の先端部へ向けて噴出するようにした
ことにある。(Means for Solving the Problem) In order to achieve the above object, a chip removal device for a processing machine according to the present invention is configured as follows. That is, the gist of the present invention is that, in a cutting head in which a cutting tool is attached to one end of a spindle via a collet type chuck, a ventilation hole is provided inside the spindle in the direction of the rotational axis, and a ventilation hole is provided at the other end of the spindle. The pressurized gas flowing from the collet is ejected from the slit of the collet in the chuck toward the tip of the cutting tool.
（作 用）
コレットのスリット部から切削工具の先端へ向けてほぼ
垂直方向に圧力気体を噴出するようにして、その吹き上
げ作用によって切屑を外部へ排除するので、切り込み深
さが大きい加工であっても効果的に切屑の排除ができる
。また、圧力気体を切削工具に確実に当てることができ
るので、その冷却効果により切削性能を向上することが
できる。(Function) Pressurized gas is blown out from the slit of the collet toward the tip of the cutting tool in an almost vertical direction, and the blow-up action expels chips to the outside, making it suitable for machining with large cutting depths. Chips can also be effectively removed. Furthermore, since the pressurized gas can be reliably applied to the cutting tool, cutting performance can be improved due to its cooling effect.
（実施例）
以下、この発明に係る加工機械の切屑除去装置を一実施
例について具体的に説明する。(Embodiment) Hereinafter, one embodiment of the chip removal device for a processing machine according to the present invention will be specifically described.
第ｌ図は、この装置を備えた加工ヘッドの縦断面図を示
すものである。FIG. 1 shows a longitudinal sectional view of a processing head equipped with this device.
なお、この図において前記した従来装置と同一ないし均
等の部分については、前記と同一の符号を以て示してあ
り、重複する説明は省略する。In this figure, parts that are the same or equivalent to those of the conventional device described above are designated by the same reference numerals, and redundant explanation will be omitted.
１はスピンドル１０′の一端部に備えたコレット式のチ
ャックで、このコレット式チャックｌに下向きに切削工
具Ｃを取り付ける。上記チャック１はコレット１０１と
、このコレット１０１をスピンドル１０′のテーパ面１
０２に押し付ける押え金具１０３と、この押え金具１０
３の操作用キャップ１０４によって構成されている。1 is a collet type chuck provided at one end of the spindle 10', and a cutting tool C is attached downward to this collet type chuck l. The chuck 1 includes a collet 101, and the collet 101 is attached to the tapered surface of the spindle 10'.
A presser metal fitting 103 to be pressed against 02 and this presser metal fitting 10
It is composed of three operation caps 104.
上記のコレット１０１は、スピンドル軸方向に多数のス
リット部ａ・・・を有するもので、外周部へのテーパ面
１０２および押え金具１０３の接合と、内周面への切削
工具Ｃのシャンク１０５の接合によって、軸方向すなわ
ち、垂直方向の流路を形成する。（第２図、第３図参照
）
２および３は加工用モータ１０における上下のフランジ
板 ４はスピンドル１０’を回転自在に支持したフラン
ジ板２、３のベアリング
５はスピンドル１０′の内部に設けた回転軸心方向の通
気孔で、一端を前記したスリット部ａ・・・に向けて開
口し、他端を上方フランジ２の気室６に向けて開口する
６８は給気口９をスピンドル１０′の他端の気室６に臨
ませた圧力空気の供給管で、この供給管８の始端に図示
省略のコンプレッサー装置が連絡している。The above-mentioned collet 101 has a large number of slits a in the spindle axis direction, and has a tapered surface 102 and a presser fitting 103 to the outer circumference, and a shank 105 of the cutting tool C to the inner circumference. The joining forms an axial or vertical flow path. (See Figures 2 and 3) 2 and 3 are upper and lower flange plates of the processing motor 10. 4 is a flange plate that rotatably supports the spindle 10'. Bearings 5 of the flange plates 2 and 3 are provided inside the spindle 10'. The air supply port 68 is a ventilation hole in the direction of the rotation axis, with one end opening toward the slit portion a and the other end opening toward the air chamber 6 of the upper flange 2. ' is a pressure air supply pipe facing the air chamber 6 at the other end, and a compressor device (not shown) is connected to the starting end of this supply pipe 8.
一実施例に係る切屑除去装置の構成は上記の通りである
ので、コンプレッサー（図示省略）の圧力空気を給気口
９から供給すると、この給気口９に連通するスピンドル
１０′の通気孔５およびコレット１０１の流路を通って
、切削工具Ｃの先端部へ圧力空気が噴出する。Since the structure of the chip removal device according to the embodiment is as described above, when compressed air from a compressor (not shown) is supplied from the air supply port 9, the air hole 5 of the spindle 10' communicates with the air supply port 9. Pressurized air is ejected to the tip of the cutting tool C through the flow path of the collet 101.
切削工具Ｃと加工物Ｗとの相対運動によって所要の加工
、例えば渭掘り加工を行った場合、第工図のように下向
きの圧力空気は加工物Ｗの底面によって換向され、上方
へ吹き上げられる．上記の圧力空気は、効果的に切削部
に作用するので、切り込み深さが大きい場合あるいは、
切屑が重い場合であってもこれを上方へ排除することが
できる．従って、滞留する切屑による切削面の損傷を防
止でき、また、切刃の発熱を押えて切削性能を向上する
ことができる。When the required machining, for example, deep digging, is performed by the relative movement between the cutting tool C and the workpiece W, the downward pressure air is diverted by the bottom of the workpiece W and blown upward as shown in the first construction drawing. ．． The above pressure air acts effectively on the cutting part, so when the cutting depth is large or
Even if the chips are heavy, they can be removed upwards. Therefore, damage to the cutting surface due to accumulated chips can be prevented, and cutting performance can be improved by suppressing heat generation of the cutting blade.
そして、上方へ飛散した切屑はバキューム装置（図示省
略）の作用によって集塵筒１２′から外部へ排除される
ことになる．
なお、上記の一実施例では、コレットチャック１によっ
てスピンドル１０′の一端に直接的に切削工具Ｃを取り
付けたものである。しかし、スピンドル１０′への工具
の装着は上記方式に限られるものではなく、第４図の手
法を採ってもよい。The chips scattered upward are removed to the outside from the dust collection tube 12' by the action of a vacuum device (not shown). In the above embodiment, the cutting tool C is directly attached to one end of the spindle 10' by the collet chuck 1. However, the mounting of the tool on the spindle 10' is not limited to the above method, and the method shown in FIG. 4 may be used.
すなわち、スピンドル１０’の一端のテーパ孔２０に工
具ホルダ２ｌを着脱自在に嵌合し、この工具ホルダ２Ｉ
にコレットチャックｌを介して切削工具Ｃを取り付ける
。 ２２はスピンドル１０′内に設けたドローバー ２
３は工具ホルダ２１のテーバ部 ２４はプルスタッドで
ある．この場合は、ドローパー２２、プルスタッド２４
、テーパ部２３を連通するように内部に通気孔５を設け
る．
（発明の効果〉
以上詳細に説明したように、本発明に係る切屑除去装置
は、至近位置であるコレット式チャックのスリット部か
ら切削工具の先端部へ向けてほぼ垂直方向に圧力気体を
噴出するようにしたので、これを切削部へのみ効果的に
作用することができ、切屑の排除を完全に行うことがで
きるという効果が得られる。従って、滞留切屑が及ぼす
加工上の問題点を合理的に解決することができる。That is, the tool holder 2l is removably fitted into the tapered hole 20 at one end of the spindle 10'.
Attach the cutting tool C to the collet chuck L via the collet chuck L. 22 is a drawbar 2 provided inside the spindle 10'
3 is a taper portion of the tool holder 21, and 24 is a pull stud. In this case, the drawer 22, pull stud 24
, a ventilation hole 5 is provided inside so as to communicate with the tapered portion 23. (Effects of the Invention) As explained in detail above, the chip removal device according to the present invention jets out pressurized gas in a substantially vertical direction from the slit portion of the collet type chuck located close to the tip of the cutting tool. As a result, it can be applied effectively only to the cutting part, and chips can be completely removed.Therefore, machining problems caused by accumulated chips can be rationally solved. can be solved.
また、圧力気体の切削部への噴射により、冷却効果が得
られ工具の切削性能を向上することができる。In addition, by injecting pressurized gas to the cutting part, a cooling effect can be obtained and the cutting performance of the tool can be improved.
図面は、本発明に係る加工機械の切屑除去装置の一実施
例を示すもので、第１図はこの発明を適用した加工ヘッ
ドの縦断面図 第２図は要部の構成を拡大して示す縦断
面図 第３図は気体の流路を構成するコレットの底面図
第４図は加工ヘッドの他の例を示す縦断面図 第５図
は従来装置の説明図である。The drawings show an embodiment of a chip removal device for a processing machine according to the present invention, and FIG. 1 is a longitudinal cross-sectional view of a processing head to which the invention is applied. FIG. 2 is an enlarged view of the configuration of the main parts. A vertical cross-sectional view. FIG. 3 is a bottom view of a collet constituting a gas flow path. FIG. 4 is a vertical cross-sectional view showing another example of a processing head. FIG. 5 is an explanatory diagram of a conventional device.
Claims (1)
工具を取り付けた切削ヘッドにおいて、上記スピンドル
の内部に回転軸心方向の通気孔を設け、スピンドルの他
端部から流入した圧力気体をチャック内におけるコレッ
トのスリット部から切削工具の先端部へ向けて噴出する
ようにした加工機械の切屑除去装置。In a cutting head in which a cutting tool is attached to one end of a spindle via a collet-type chuck, a ventilation hole is provided inside the spindle in the direction of the rotation axis, and pressurized gas flowing from the other end of the spindle is passed through the collet inside the chuck. A chip removal device for a processing machine that ejects chips from the slit toward the tip of a cutting tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23663689A JPH0398738A (en) | 1989-09-12 | 1989-09-12 | Removing device for chip of work machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP23663689A JPH0398738A (en) | 1989-09-12 | 1989-09-12 | Removing device for chip of work machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0398738A true JPH0398738A (en) | 1991-04-24 |
Family
ID=17003563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP23663689A Pending JPH0398738A (en) | 1989-09-12 | 1989-09-12 | Removing device for chip of work machine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0398738A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06134648A (en) * | 1992-06-17 | 1994-05-17 | Makino Milling Mach Co Ltd | Cutting method and device |
| US5378091A (en) * | 1992-06-17 | 1995-01-03 | Makino Milling Machine Co., Ltd. | Method and apparatus for machining a workpiece |
| JP2000107922A (en) * | 1998-09-29 | 2000-04-18 | Asahi Maintenance Kogyo:Kk | Cutting and/or cut-off device for pipe body |
| US6146066A (en) * | 1999-01-14 | 2000-11-14 | Yelton; Edwin C. | Dust collection router |
| JP4789932B2 (en) * | 2004-06-02 | 2011-10-12 | アルコア ドイチュランド ゲーエムベーハー | Capping element |
-
1989
- 1989-09-12 JP JP23663689A patent/JPH0398738A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06134648A (en) * | 1992-06-17 | 1994-05-17 | Makino Milling Mach Co Ltd | Cutting method and device |
| US5378091A (en) * | 1992-06-17 | 1995-01-03 | Makino Milling Machine Co., Ltd. | Method and apparatus for machining a workpiece |
| JP2000107922A (en) * | 1998-09-29 | 2000-04-18 | Asahi Maintenance Kogyo:Kk | Cutting and/or cut-off device for pipe body |
| US6146066A (en) * | 1999-01-14 | 2000-11-14 | Yelton; Edwin C. | Dust collection router |
| JP4789932B2 (en) * | 2004-06-02 | 2011-10-12 | アルコア ドイチュランド ゲーエムベーハー | Capping element |
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