JPS6261411U - - Google Patents
Info
- Publication number
- JPS6261411U JPS6261411U JP15423185U JP15423185U JPS6261411U JP S6261411 U JPS6261411 U JP S6261411U JP 15423185 U JP15423185 U JP 15423185U JP 15423185 U JP15423185 U JP 15423185U JP S6261411 U JPS6261411 U JP S6261411U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- oil hole
- chisel edge
- drill body
- edge
- 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
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
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図は油穴付ドリルを示す側面図
、第２図は第１図の方向矢視図、第３図および
第４図は従来の油穴付ドリルを示す図であつて、
第３図はその側面図、第４図は第３図の―方
向矢視図である。
Ａ…ツイストドリル（油穴付ドリル）、１…ド
リル本体、２…逃げ面、２ａ…切刃、３…チゼル
エツジ、５…油穴、６…ドリル本体、７…逃げ面
、７ａ…切刃、８…チゼルエツジ、１０…油穴。
1 and 2 are views showing one embodiment of the present invention, in which FIG. 1 is a side view showing a drill with an oil hole, FIG. 2 is a view taken in the direction of the arrow in FIG. 1, and FIG. and FIG. 4 is a diagram showing a conventional drill with an oil hole,
FIG. 3 is a side view thereof, and FIG. 4 is a view taken along the - direction arrow in FIG. A... Twist drill (drill with oil hole), 1... Drill body, 2... Flank surface, 2a... Cutting edge, 3... Chisel edge, 5... Oil hole, 6... Drill body, 7... Flank surface, 7a... Cutting edge, 8...Chisel edge, 10...Oil hole.
Claims (1)
ゼルエツジとが形成されるとともに、ドリル本体
内に、上記逃げ面に開口する油穴が形成された油
穴付ドリルにおいて、上記油穴を上記逃げ面の上
記チゼルエツジ近傍に開口させたことを特徴とす
る油穴付ドリル。 A drill with an oil hole, in which a relief surface having a cutting edge and a chisel edge are formed on the distal end surface of the drill body, and an oil hole that opens to the relief surface is formed in the drill body. A drill with an oil hole, characterized by having an opening near the chisel edge of the surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15423185U JPS6261411U (en) | 1985-10-08 | 1985-10-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15423185U JPS6261411U (en) | 1985-10-08 | 1985-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6261411U true JPS6261411U (en) | 1987-04-16 |
Family
ID=31073840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15423185U Pending JPS6261411U (en) | 1985-10-08 | 1985-10-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6261411U (en) |
-
1985
- 1985-10-08 JP JP15423185U patent/JPS6261411U/ja active Pending