JPH0368714U - - Google Patents
Info
- Publication number
- JPH0368714U JPH0368714U JP12970089U JP12970089U JPH0368714U JP H0368714 U JPH0368714 U JP H0368714U JP 12970089 U JP12970089 U JP 12970089U JP 12970089 U JP12970089 U JP 12970089U JP H0368714 U JPH0368714 U JP H0368714U
- Authority
- JP
- Japan
- Prior art keywords
- cutting
- shank
- tool
- wave
- holder
- 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
- 239000003921 oil Substances 0.000 claims 2
- 239000010730 cutting oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
第１図は本考案によるウエーブ形トレパニング
カツタの一実施例を示す縦断面図、第２図は第１
図の−線に沿う断面図、第３図は本考案に係
るウエーブ形トレパニングカツトの波形の構成図
、第４図は本考案のトレパニングカツタのガイド
の作用を説明するための作用説明図、第５図は配
管材の変形を防止するための治具の一例を示す正
面図、第６図は切削工具の先端が貫通しても被加
工物の案内部が抜けていない状態を示す作用説明
図、第７図は従来方法での全面当りによる切込み
状態を示す作用説明図である。
１１……シヤツタ、１４……給油リング、１８
……バイトホルダ、２２……バイトチツプ、２４
……ガイドピン。
FIG. 1 is a longitudinal sectional view showing an embodiment of the wave-shaped trepanning cutter according to the present invention, and FIG.
A sectional view taken along the - line in the figure, FIG. 3 is a configuration diagram of the waveform of the wave-shaped trepanning cut according to the present invention, and FIG. 4 is an action explanatory diagram for explaining the action of the guide of the trepanning cut of the present invention. , Fig. 5 is a front view showing an example of a jig for preventing deformation of piping material, and Fig. 6 shows a state in which the guide part of the workpiece does not come out even if the tip of the cutting tool penetrates. The explanatory drawing, FIG. 7, is an action explanatory drawing showing the state of cutting by full-surface contact in the conventional method. 11...Shutter, 14...Oil supply ring, 18
...Bite holder, 22...Bite chip, 24
……guide pin.
Claims (1)
れ、周方向に等分され、それぞれ半径方向に延在
する４個のチツプ支持部を有するバイトホルダと
、このバイトホルダの先端に被加工物に穿たれる
案内穴よりも小さい径を保つて延在するガイド部
材と、前記バイトホルダのチツプ支持部にそれぞ
れ取付けられたバイトチツプとを備え、前記各バ
イトチツプは外側の端部より切込みがかかるよう
に所定角度の勾配をつけると共に、その切刃を波
形に形成し、しかも前記波形の切刃を互いに４分
の１ピツチずつずらして配置したことを特徴とす
るウエーブ形トレパニングカツタ。 (2) 前記シヤンクの内部に給油孔を穿ち、前記
バイトホルダの内部には中心孔と、この中心孔に
一端を臨ませ、前記各バイトチツプに他端を向け
られた４個の分配孔とを穿設し、これにより外部
から切削油を前記給油孔および前記中心孔を経て
、前記各分配孔を通して切削部に供給するように
構成したことを特徴とする請求項１記載のウエー
ブ形トレパニングカツタ。[Claims for Utility Model Registration] (1) A shank, a tool holder provided at one end of the shank, divided into equal parts in the circumferential direction, and having four tip support sections each extending in the radial direction; The holder includes a guide member extending at the tip of the holder with a diameter smaller than that of the guide hole drilled in the workpiece, and tool tips each attached to the tip support portion of the tool holder, each of the tool tips having an outer diameter. A wave shape characterized by having a slope of a predetermined angle so that the cutting is applied from the end, and the cutting edges are formed into a wave shape, and the wave-shaped cutting edges are arranged one-fourth of a pitch apart from each other. Trepanning cutlet. (2) An oil supply hole is bored inside the shank, and the inside of the tool holder has a center hole and four distribution holes with one end facing the center hole and the other end facing each of the tool tips. 2. The wave-shaped trepanning cutter according to claim 1, wherein cutting oil is supplied from the outside to the cutting portion through the oil supply hole and the center hole, and through each of the distribution holes. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12970089U JPH074092Y2 (en) | 1989-11-08 | 1989-11-08 | Wave type trepanning cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12970089U JPH074092Y2 (en) | 1989-11-08 | 1989-11-08 | Wave type trepanning cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0368714U true JPH0368714U (en) | 1991-07-08 |
| JPH074092Y2 JPH074092Y2 (en) | 1995-02-01 |
Family
ID=31677312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12970089U Expired - Fee Related JPH074092Y2 (en) | 1989-11-08 | 1989-11-08 | Wave type trepanning cutter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH074092Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009039805A (en) * | 2007-08-08 | 2009-02-26 | Sekisui House Ltd | Cutting tool and method of forming rough surface of member using the cutting tool |
-
1989
- 1989-11-08 JP JP12970089U patent/JPH074092Y2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009039805A (en) * | 2007-08-08 | 2009-02-26 | Sekisui House Ltd | Cutting tool and method of forming rough surface of member using the cutting tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH074092Y2 (en) | 1995-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |