JPS63116215U - - Google Patents
Info
- Publication number
- JPS63116215U JPS63116215U JP680487U JP680487U JPS63116215U JP S63116215 U JPS63116215 U JP S63116215U JP 680487 U JP680487 U JP 680487U JP 680487 U JP680487 U JP 680487U JP S63116215 U JPS63116215 U JP S63116215U
- Authority
- JP
- Japan
- Prior art keywords
- straight
- cutting blades
- straight part
- end mill
- helical wire
- 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
- 238000004804 winding Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 1
Landscapes
- Milling Processes (AREA)
Description
第１図は本考案の一実施例であるエンドミルの
切刃部分を示す正面図である。第２図は第１図の
エンドミルの切刃の形状を説明する展開図である
。第３図は第１図のエンドミルの溝加工に好適に
用いられる溝加工装置の一例を説明する構成図で
ある。第４図は第３図の溝加工装置の一部を切り
欠いた側面図である。第５図は第１図のエンドミ
ルの切刃に作用する切削抵抗の向きを説明する図
である。
１０：仕上げ用エンドミル、１４：切刃、１６
：つる巻き線、１８：第１直線部、２０：第１波
形部、２２：第２直線部、２４：第２波形部、２
６：刃形。
FIG. 1 is a front view showing the cutting blade portion of an end mill that is an embodiment of the present invention. FIG. 2 is a developed view illustrating the shape of the cutting blade of the end mill shown in FIG. 1. FIG. FIG. 3 is a configuration diagram illustrating an example of a grooving device suitably used for grooving the end mill shown in FIG. 1. FIG. 4 is a partially cutaway side view of the groove machining device shown in FIG. 3. FIG. FIG. 5 is a diagram illustrating the direction of cutting resistance acting on the cutting edge of the end mill shown in FIG. 1. FIG. 10: Finishing end mill, 14: Cutting blade, 16
: Helical winding wire, 18: First straight part, 20: First corrugated part, 22: Second straight part, 24: Second corrugated part, 2
6: Blade shape.
Claims (1)
つる巻き線状の切刃を有するエンドミルであつて
、 前記切刃は、前記つる巻き線と平行を成す第１
直線部と、該第１直線部に続いて設けられて前記
つる巻き線に対して傾斜する第１波形部と、該第
１波形部に続いて設けられて前記つる巻き線と平
行を成す第２直線部と、該第２直線部に続いて設
けられて前記つる巻き線に対して前記第１波形部
と逆向きに傾斜する第２波形部とから成る一連の
刃形を連続的に備えており、且つ軸心方向の何れ
の位置の横断面をとつても前記複数の切刃のうち
の何れかの切刃の前記第１直線部または第２直線
部が存在するように、該複数の切刃の前記刃形は
該軸心方向に互いにずらされていることを特徴と
するエンドミル。 (2) 前記切刃は４枚設けられており、前記第１
直線部と前記第２直線部とを合わせた長さは、前
記刃形の全長の１／４〜３／４の範囲内である実
用新案登録請求の範囲第１項に記載のエンドミル
。[Claims for Utility Model Registration] (1) An end mill having a plurality of helical wire-shaped cutting blades within a cylindrical or tapered outer peripheral surface, the cutting blades being parallel to the helical wire. 1st
a straight part, a first wavy part provided following the first straight part and inclined with respect to the helical wire, and a first wavy part provided subsequent to the first wavy part and parallel to the helical wire. Continuously comprising a series of blade shapes consisting of two straight parts and a second wave part provided following the second straight parts and inclined in a direction opposite to the first wave part with respect to the helical winding wire. and the plurality of cutting blades are arranged so that the first straight part or the second straight part of any one of the plurality of cutting blades exists in the cross section at any position in the axial direction. An end mill characterized in that the blade shapes of the cutting blades are offset from each other in the axial direction. (2) The cutting blade is provided with four pieces, and the first
The end mill according to claim 1, wherein the combined length of the straight part and the second straight part is within a range of 1/4 to 3/4 of the total length of the blade shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP680487U JPS63116215U (en) | 1987-01-20 | 1987-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP680487U JPS63116215U (en) | 1987-01-20 | 1987-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63116215U true JPS63116215U (en) | 1988-07-27 |
Family
ID=30789664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP680487U Pending JPS63116215U (en) | 1987-01-20 | 1987-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63116215U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005507787A (en) * | 2001-11-06 | 2005-03-24 | ハニタ・メタル・ワークス・リミテッド | Rotary milling |
| JP2010173056A (en) * | 2009-02-02 | 2010-08-12 | Mitsubishi Materials Corp | Roughening end mill |
-
1987
- 1987-01-20 JP JP680487U patent/JPS63116215U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005507787A (en) * | 2001-11-06 | 2005-03-24 | ハニタ・メタル・ワークス・リミテッド | Rotary milling |
| JP2010173056A (en) * | 2009-02-02 | 2010-08-12 | Mitsubishi Materials Corp | Roughening end mill |
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