JPS6370813U - - Google Patents
Info
- Publication number
- JPS6370813U JPS6370813U JP16643786U JP16643786U JPS6370813U JP S6370813 U JPS6370813 U JP S6370813U JP 16643786 U JP16643786 U JP 16643786U JP 16643786 U JP16643786 U JP 16643786U JP S6370813 U JPS6370813 U JP S6370813U
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- inner peripheral
- drilling tool
- peripheral blade
- tool
- 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
- 238000005553 drilling Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 2
Landscapes
- Drilling Tools (AREA)
Description
第１図は本考案にかかる穴あけ工具の概略構成
を示す正面図、第２図は第１図のＡ方向に沿つた
矢視図、第３図は第１図のＢ方向に沿つた矢視図
、第４図は段付き穴の形状を示す断面図、第５図
は段付き穴を加工する、従来の穴あけ工具の概略
構成を示す正面図である。
１……穴あけ工具、２……刃具ボデー、４……
外周刃、６……内周刃、１００……段付き穴。
Fig. 1 is a front view showing a schematic configuration of a drilling tool according to the present invention, Fig. 2 is a view taken along the direction of arrow A in Fig. 1, and Fig. 3 is a view taken along the direction of arrow B in Fig. 1. FIG. 4 is a sectional view showing the shape of a stepped hole, and FIG. 5 is a front view showing a schematic configuration of a conventional drilling tool for machining a stepped hole. 1... Drilling tool, 2... Cutting tool body, 4...
Outer peripheral blade, 6...Inner peripheral blade, 100...Stepped hole.
Claims (1)
あつて、刃具ボデー先端の径方向に対称となる位
置に外周刃を配設するとともに、前記外周刃の内
側で、かつ該外周刃の配置方向と直交する、径方
向の対称となる位置に内周刃を配設し、さらに前
記内周刃を、前記外周刃よりも前記刃具ボデーの
軸方向先端側に、所定距離だけ突出させて配置し
たことを特徴とする穴あけ工具。 A drilling tool for simultaneously machining stepped holes, which has an outer circumferential cutter arranged at a position symmetrical to the radial direction of the tip of the tool body, and which is inside the outer cutter and in the arrangement direction of the outer cutter. Inner peripheral blades are disposed at orthogonal and symmetrical positions, and further, the inner peripheral blade is arranged to protrude by a predetermined distance toward the axial tip end side of the cutter body than the outer peripheral blade. A drilling tool featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16643786U JPS6370813U (en) | 1986-10-29 | 1986-10-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16643786U JPS6370813U (en) | 1986-10-29 | 1986-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6370813U true JPS6370813U (en) | 1988-05-12 |
Family
ID=31097411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16643786U Pending JPS6370813U (en) | 1986-10-29 | 1986-10-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6370813U (en) |
-
1986
- 1986-10-29 JP JP16643786U patent/JPS6370813U/ja active Pending