JPS60190517U - Chamfering drill - Google Patents
Chamfering drillInfo
- Publication number
- JPS60190517U JPS60190517U JP7688984U JP7688984U JPS60190517U JP S60190517 U JPS60190517 U JP S60190517U JP 7688984 U JP7688984 U JP 7688984U JP 7688984 U JP7688984 U JP 7688984U JP S60190517 U JPS60190517 U JP S60190517U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- chamfering drill
- bore
- tip
- drilled
- 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
Links
Landscapes
- Drilling Tools (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面第１図ないし第３図は基本的なドリル構成を示すも
ので、第１図はドリルの軸心方向に内腔を形成した状態
を示す縦断面図、第２図は滑動部材の縦断面図、第３図
は滑動部材を挿入嵌合したドリルの縦断面図、第４図は
他の実施例のドリルの縦断面図である。
１・・・・・・ドリル、２・・・・・・内腔、５・・・
・・・切削部、６・・・・・・滑動部材、７・・・・・
・中心尖端部。Figures 1 to 3 show the basic construction of the drill. Figure 1 is a vertical cross-sectional view showing a state in which the bore is formed in the axial direction of the drill, and Figure 2 is a vertical cross-sectional view of the sliding member. 3 and 3 are longitudinal sectional views of a drill into which a sliding member is inserted and fitted, and FIG. 4 is a longitudinal sectional view of a drill according to another embodiment. 1...Drill, 2...Inner cavity, 5...
... Cutting part, 6 ... Sliding member, 7 ...
・Central tip.
Claims (1)
構成した滑動部材６をドリル１の軸心方向に穿設した内
腔２に嵌挿しこれを固着し、その先端部をドリル１の先
端部を形成する切削部５の頂部より突出させて中心尖端
部７を形成して成る面取り用ドリル。A sliding member 6 made of a material with a hardness lower than that of the material to be drilled is inserted into the bore 2 drilled in the axial direction of the drill 1 and fixed, and its tip is inserted into the bore 2 of the drill 1. A chamfering drill in which a central point 7 is formed by protruding from the top of a cutting part 5 forming a tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7688984U JPS60190517U (en) | 1984-05-25 | 1984-05-25 | Chamfering drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7688984U JPS60190517U (en) | 1984-05-25 | 1984-05-25 | Chamfering drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60190517U true JPS60190517U (en) | 1985-12-17 |
| JPS6334812Y2 JPS6334812Y2 (en) | 1988-09-14 |
Family
ID=30619441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7688984U Granted JPS60190517U (en) | 1984-05-25 | 1984-05-25 | Chamfering drill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60190517U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50123996U (en) * | 1974-03-25 | 1975-10-09 | ||
| JPS5449681U (en) * | 1977-09-14 | 1979-04-06 |
-
1984
- 1984-05-25 JP JP7688984U patent/JPS60190517U/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50123996U (en) * | 1974-03-25 | 1975-10-09 | ||
| JPS5449681U (en) * | 1977-09-14 | 1979-04-06 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6334812Y2 (en) | 1988-09-14 |
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