JPS6330415U - - Google Patents

Info

Publication number
JPS6330415U
JPS6330415U JP12067486U JP12067486U JPS6330415U JP S6330415 U JPS6330415 U JP S6330415U JP 12067486 U JP12067486 U JP 12067486U JP 12067486 U JP12067486 U JP 12067486U JP S6330415 U JPS6330415 U JP S6330415U
Authority
JP
Japan
Prior art keywords
drill
stem
cooling oil
branch hole
hole
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
JP12067486U
Other languages
Japanese (ja)
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 JP12067486U priority Critical patent/JPS6330415U/ja
Publication of JPS6330415U publication Critical patent/JPS6330415U/ja
Pending legal-status Critical Current

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  • Drilling Tools (AREA)

Description

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

図は本考案になるドリルを示したもので、第１
図は正面図、第２図は断面した第１図の側面図、
第３図は第１図の底面図などである。 １…ドリル、１０…シヤンク、２０…刃部、１
１…ねじれ溝、１３…２番取り面、１４…切刃、
１５…逃げ面、１６…芯部、１８…茎、１９…枝
孔、２１…案内溝。 The figure shows the drill according to the present invention.
The figure is a front view, and Figure 2 is a cross-sectional side view of Figure 1.
FIG. 3 is a bottom view of FIG. 1, etc. 1...Drill, 10...Shank, 20...Blade, 1
1...Twisted groove, 13...2nd chamfer, 14...cutting edge,
15... Flank surface, 16... Core, 18... Stem, 19... Branch hole, 21... Guide groove.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ドリルの中心部に冷却油の通路となるシヤンク
上端面を開放とし、かつ有底の茎を形成し、該茎
の所定位置から２番取り面へ向けて貫通する枝孔
を設けるのと共に、前記２番取り面の枝孔から逃
げ面側へ冷却油の案内溝を形成させたことを特徴
とする油穴付きドリル。 In the center of the drill, the upper end surface of the shank, which serves as a passage for cooling oil, is open and a stem with a bottom is formed, and a branch hole is provided that penetrates from a predetermined position of the stem toward the second cut surface, and A drill with an oil hole characterized in that a cooling oil guide groove is formed from the branch hole on the second face to the flank side.
JP12067486U 1986-08-06 1986-08-06 Pending JPS6330415U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12067486U JPS6330415U (en) 1986-08-06 1986-08-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12067486U JPS6330415U (en) 1986-08-06 1986-08-06

Publications (1)

Publication Number Publication Date
JPS6330415U true JPS6330415U (en) 1988-02-27

Family

ID=31009213

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12067486U Pending JPS6330415U (en) 1986-08-06 1986-08-06

Country Status (1)

Country Link
JP (1) JPS6330415U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0235613U (en) * 1988-08-29 1990-03-07

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917113B2 (en) * 1978-05-12 1984-04-19 宇部興産株式会社 Method for producing 1,3-dimethyl-4-(2,4-dichlorobenzoyl)-5-hydroxypyrazole

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5917113B2 (en) * 1978-05-12 1984-04-19 宇部興産株式会社 Method for producing 1,3-dimethyl-4-(2,4-dichlorobenzoyl)-5-hydroxypyrazole

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0235613U (en) * 1988-08-29 1990-03-07

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