JPS619210U - Throw-away ball end mill - Google Patents

Throw-away ball end mill

Info

Publication number
JPS619210U
JPS619210U JP9077084U JP9077084U JPS619210U JP S619210 U JPS619210 U JP S619210U JP 9077084 U JP9077084 U JP 9077084U JP 9077084 U JP9077084 U JP 9077084U JP S619210 U JPS619210 U JP S619210U
Authority
JP
Japan
Prior art keywords
throw
away
end mill
ball end
implanted
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
Application number
JP9077084U
Other languages
Japanese (ja)
Inventor
勲 井上
巌 光
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nachi Fujikoshi Corp
Original Assignee
Nachi Fujikoshi Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nachi Fujikoshi Corp filed Critical Nachi Fujikoshi Corp
Priority to JP9077084U priority Critical patent/JPS619210U/en
Publication of JPS619210U publication Critical patent/JPS619210U/en
Pending legal-status Critical Current

Links

Landscapes

  • Milling Processes (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の正面図、第２図イは本考案に使用する
スローアウエイチップの正面図、同口はイＡ−Ａ線によ
る断面図ミ第３図は第１図の正面図、第４図は第１図の
矢視図である。 １・・・・・・本体、３・・・・・・円筒部、４・・・
・・・半球、１１・・・・・・スローアウエイチップ、
１３・・・・・・対向する辺（凸状の円弧を有する）、
１−４・・・・・・ノーズ、１５・・・・・・対向する
辺（平行な直線）、１９・・・・・・半球外周面。Figure 1 is a front view of the present invention, Figure 2 A is a front view of the throw-away tip used in the present invention, Figure 3 is a front view of Figure 1, FIG. 4 is a view taken along the arrows in FIG. 1...Main body, 3...Cylindrical portion, 4...
... Hemisphere, 11 ... Throwaway tip,
13... Opposing sides (having a convex arc),
1-4...Nose, 15...Opposing sides (parallel straight lines), 19...Hemisphere outer peripheral surface.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）本体先端の半球外周面と該半球外周面に連なる軸
方向の円筒部外周面にスローアウエイチップを複数個植
設したボールエンドミルにおいて、前記スローアウエイ
チップの全ては略平行四辺形又は略ひし形をなし、一方
の対向する二辺は全てのノーズ半径よりも大きく、かつ
相互に等しい曲率半径をもつ凸状の円弧で形成され、他
方の対向する二辺は前記の円弧と交差する平行な直線で
形成された同一形状のスローアウエイチップを使用し、
該スローアウエイチップの円弧を切刃として半球外周面
上に複数個植設すると共に、軸方向の円筒外周面には平
行な直線をもって切刃としたことを特徴とするスローア
ウエイ式ボールエンドミル。(1) In a ball end mill in which a plurality of throw-away tips are implanted on the hemispherical outer circumferential surface of the tip of the main body and the outer circumferential surface of the cylindrical part in the axial direction continuous with the hemispherical outer circumferential surface, all of the throw-away tips are approximately parallelogram-shaped or substantially parallelogram-shaped. It has a rhombus shape, one of the two opposing sides is formed by a convex circular arc with a radius of curvature larger than all the nose radii and the same, and the other two opposing sides are formed by a parallel arc that intersects with the aforementioned arc. Using a throw-away tip with the same shape formed in a straight line,
A throw-away ball end mill characterized in that a plurality of throw-away tips are implanted on the outer peripheral surface of a hemisphere using circular arcs as cutting blades, and straight lines parallel to the outer peripheral surface of the cylinder in the axial direction are used as cutting blades. （２）半球外周面に植設されたスローアウエイチップの
うち、本体の軸心近傍のものを高靭性材製とした実用新
案登録請求の範囲第１項記載のスローアウエイ式ボール
エンドミル。(2) The indexable ball end mill according to claim 1, in which among the indexable tips implanted on the outer peripheral surface of the hemisphere, those near the axis of the main body are made of a high-toughness material.
JP9077084U 1984-06-20 1984-06-20 Throw-away ball end mill Pending JPS619210U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9077084U JPS619210U (en) 1984-06-20 1984-06-20 Throw-away ball end mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9077084U JPS619210U (en) 1984-06-20 1984-06-20 Throw-away ball end mill

Publications (1)

Publication Number Publication Date
JPS619210U true JPS619210U (en) 1986-01-20

Family

ID=30646057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9077084U Pending JPS619210U (en) 1984-06-20 1984-06-20 Throw-away ball end mill

Country Status (1)

Country Link
JP (1) JPS619210U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004074397A (en) * 2002-06-18 2004-03-11 Toyota Industries Corp Finishing radius end mill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004074397A (en) * 2002-06-18 2004-03-11 Toyota Industries Corp Finishing radius end mill

Similar Documents

Publication Publication Date Title
JPH0215814U (en)
JPS6446116U (en)
JPS619210U (en) Throw-away ball end mill
JPS6386923U (en)
JPH0396114U (en)
JPS6029416U (en) Tips for indexable end mills
JPH0235616U (en)
JPH077052Y2 (en) Taper ball end mill
JPH0179510U (en)
JPS6189418U (en)
JPH0457311U (en)
JPH02110410U (en)
JPH0476310U (en)
JPS63127816U (en)
JPS6360510U (en)
JPS6347818U (en)
JPS5934914U (en) Throw-away end mill
JPS58136213U (en) Throw-away ball end mill
JPS62181310U (en)
JPS6178520U (en)
JPH0184916U (en)
JPS6285316U (en)
JPS61166713U (en)
JPS5840309U (en) drilling tool
JPS62181309U (en)