JPS62181310U - - Google Patents

Info

Publication number
JPS62181310U
JPS62181310U JP6855986U JP6855986U JPS62181310U JP S62181310 U JPS62181310 U JP S62181310U JP 6855986 U JP6855986 U JP 6855986U JP 6855986 U JP6855986 U JP 6855986U JP S62181310 U JPS62181310 U JP S62181310U
Authority
JP
Japan
Prior art keywords
cutting blade
end mill
ball end
axis
cemented carbide
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
Application number
JP6855986U
Other languages
Japanese (ja)
Other versions
JPH0410970Y2 (en
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 filed Critical
Priority to JP1986068559U priority Critical patent/JPH0410970Y2/ja
Publication of JPS62181310U publication Critical patent/JPS62181310U/ja
Application granted granted Critical
Publication of JPH0410970Y2 publication Critical patent/JPH0410970Y2/ja
Expired legal-status Critical Current

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  • Milling Processes (AREA)

Description

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

第１図および第２図は本考案の一実施例を示す
図であつて、第１図はボールエンドミルを示す側
面図、第２図は第１図の方向矢視図、第３図お
よび第４図は従来のボールエンドミルの一例を示
す図であつて、第３図はボールエンドミルを示す
側面図、第４図は第３図の方向矢視図である。 １……工具本体、２……切刃チツプ、２ａ……
切刃、５……工具本体、６，７，８……切刃チツ
プ、６ａ，７ａ，８ａ……切刃。 1 and 2 are views showing one embodiment of the present invention, in which FIG. 1 is a side view showing a ball end mill, FIG. 2 is a view taken in the direction of the arrow in FIG. 4 is a diagram showing an example of a conventional ball end mill, FIG. 3 is a side view showing the ball end mill, and FIG. 4 is a view taken in the direction of the arrow in FIG. 3. 1... Tool body, 2... Cutting blade tip, 2a...
Cutting blade, 5... Tool body, 6, 7, 8... Cutting blade tip, 6a, 7a, 8a... Cutting blade.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 軸線を中心として回転せしめられる工具本体の
先端部に、円弧状をなす切刃が形成された複数の
切刃チツプを、径方向および軸線方向へ互いにず
らし、上記切刃の回転軌跡が全体として略四半分
の円弧をなすように配置してなるボールエンドミ
ルにおいて、上記切刃チツプのうち最も軸線寄り
の位置に配置された切刃チツプを超硬合金によつ
て構成し、他の切刃チツプを超高硬度焼結体によ
つて構成してなることを特徴とするボールエンド
ミル。 A plurality of cutting blade chips each having an arc-shaped cutting blade formed at the tip of a tool body that is rotated around an axis are shifted from each other in the radial direction and the axial direction, so that the rotation locus of the cutting blade as a whole is approximately In a ball end mill arranged in a quarter-circular arc, the cutting blade tip located closest to the axis among the cutting blade tips is made of cemented carbide, and the other cutting blade tips are made of cemented carbide. A ball end mill characterized by being constructed from an ultra-high hardness sintered body.
JP1986068559U 1986-05-07 1986-05-07 Expired JPH0410970Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986068559U JPH0410970Y2 (en) 1986-05-07 1986-05-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986068559U JPH0410970Y2 (en) 1986-05-07 1986-05-07

Publications (2)

Publication Number Publication Date
JPS62181310U true JPS62181310U (en) 1987-11-17
JPH0410970Y2 JPH0410970Y2 (en) 1992-03-18

Family

ID=30908484

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986068559U Expired JPH0410970Y2 (en) 1986-05-07 1986-05-07

Country Status (1)

Country Link
JP (1) JPH0410970Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6464701A (en) * 1987-09-05 1989-03-10 Dijet Ind Co Ltd Cutting tool with very hard compound sintered compact serving as cutting blade
JPH0215814U (en) * 1988-07-11 1990-01-31

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5898120U (en) * 1981-12-21 1983-07-04 住友電気工業株式会社 Composite ball end mill

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5898120U (en) * 1981-12-21 1983-07-04 住友電気工業株式会社 Composite ball end mill

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6464701A (en) * 1987-09-05 1989-03-10 Dijet Ind Co Ltd Cutting tool with very hard compound sintered compact serving as cutting blade
JPH0215814U (en) * 1988-07-11 1990-01-31

Also Published As

Publication number Publication date
JPH0410970Y2 (en) 1992-03-18

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