JPH0396112U - - Google Patents
Info
- Publication number
- JPH0396112U JPH0396112U JP351590U JP351590U JPH0396112U JP H0396112 U JPH0396112 U JP H0396112U JP 351590 U JP351590 U JP 351590U JP 351590 U JP351590 U JP 351590U JP H0396112 U JPH0396112 U JP H0396112U
- Authority
- JP
- Japan
- Prior art keywords
- blade
- attached
- drill
- fiber
- main body
- 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
- 239000006061 abrasive grain Substances 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 2
- 239000011151 fibre-reinforced plastic Substances 0.000 claims 2
- 239000002184 metal Substances 0.000 claims 1
- 238000005245 sintering Methods 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Description
第１図は本考案の実施例の側面図、第２図は第
１図の矢印Ｐ方向から視た同正面図、第３図は第
２図−線による部分断面図である。
１……シヤンク、２……先端刃、３……チゼル
ポイント、５……第２刃、６……超砥粒。
1 is a side view of an embodiment of the present invention, FIG. 2 is a front view of the same as seen from the direction of arrow P in FIG. 1, and FIG. 3 is a partial cross-sectional view taken along the line of FIG. 2. 1...Shank, 2...Tip blade, 3...Chisel point, 5...Second blade, 6...Super abrasive grain.
Claims (1)
有する本体の他端に超砥粒を結合力の強い金属で
焼結した超砥粒チツプからなる先端刃と、該先端
刃に続き本体外周に超砥粒を付着した第２刃とを
設けると共に、第２刃の外径が第１刃の外径に対
し第２刃に付着された超砥粒の略０．５〜３倍だ
け大径とした繊維強化プラスチツクス用ドリル。 (2) 前記第１刃にはチゼルポイントを挟んで非
切削域が設けられている請求項１記載の繊維強化
プラスチツクス用ドリル。[Claims for Utility Model Registration] (1) A main body having a shank attached to the main shaft of the machine at one end and a tip blade consisting of a super-abrasive chip made by sintering super-abrasive grains with a metal with strong bonding strength at the other end; A second blade to which superabrasive grains are attached to the outer periphery of the main body is provided following the tip blade, and the outer diameter of the second blade is approximately 0.0% of the superabrasive grains attached to the second blade than the outer diameter of the first blade. A drill for fiber-reinforced plastics with a diameter 5 to 3 times larger. (2) The drill for fiber-reinforced plastics according to claim 1, wherein the first blade is provided with a non-cutting area across the chisel point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351590U JPH0396112U (en) | 1990-01-20 | 1990-01-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP351590U JPH0396112U (en) | 1990-01-20 | 1990-01-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0396112U true JPH0396112U (en) | 1991-10-01 |
Family
ID=31507331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP351590U Pending JPH0396112U (en) | 1990-01-20 | 1990-01-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0396112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012046751A1 (en) * | 2010-10-06 | 2012-04-12 | 国立大学法人徳島大学 | Drill |
-
1990
- 1990-01-20 JP JP351590U patent/JPH0396112U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012046751A1 (en) * | 2010-10-06 | 2012-04-12 | 国立大学法人徳島大学 | Drill |
| JPWO2012046751A1 (en) * | 2010-10-06 | 2014-02-24 | 国立大学法人徳島大学 | Drill hole |