JPH0171010U - - Google Patents
Info
- Publication number
- JPH0171010U JPH0171010U JP1987164889U JP16488987U JPH0171010U JP H0171010 U JPH0171010 U JP H0171010U JP 1987164889 U JP1987164889 U JP 1987164889U JP 16488987 U JP16488987 U JP 16488987U JP H0171010 U JPH0171010 U JP H0171010U
- Authority
- JP
- Japan
- Prior art keywords
- inclined surface
- tip
- shank
- blade part
- shank part
- 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 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Drilling Tools (AREA)
Description
図面は本考案の実施例を示すもので、第１図は
第１実施例を示す正面図、第２図は同上側面図、
第３図は第１図Ａ―Ａ線断面図、第４図は第２実
施例の正面図、第５図は同上側面図、第６図は第
３実施例の正面図、第７図は同上側面図、第８図
は第６図Ｂ―Ｂ線断面図である。
図中、２はシヤンク部、３，３′は刃部、５，
９，１３は傾斜面部、６，１０，１４は刃先、８
，１２，１６は尖端である。
The drawings show an embodiment of the present invention; FIG. 1 is a front view of the first embodiment, FIG. 2 is a side view of the same,
3 is a sectional view taken along the line A-A in FIG. 1, FIG. 4 is a front view of the second embodiment, FIG. 5 is a side view of the same, FIG. 6 is a front view of the third embodiment, and FIG. The same side view as above, and FIG. 8 is a sectional view taken along the line BB in FIG. 6. In the figure, 2 is the shank part, 3, 3' are the blade parts, 5,
9, 13 are inclined surface parts, 6, 10, 14 are cutting edges, 8
, 12, 16 are the tips.
Claims (1)
た円柱状又は円管状の刃部からなり、上記刃部の
先方側は先端に向かつて次第に肉薄くなるように
面取りされて尖端を有する傾斜面部に形成されて
いると共に、該傾斜面部の周縁は刃先に形成され
ていることを特徴とする孔加工用ドリル。 It consists of a shank part and a cylindrical or tubular blade part connected to the tip of the shank part, and the front side of the blade part is chamfered so that it gradually becomes thinner toward the tip, and forms an inclined surface part with a pointed end. A drill for drilling a hole, characterized in that the peripheral edge of the inclined surface portion is formed at a cutting edge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164889U JPH0171010U (en) | 1987-10-28 | 1987-10-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987164889U JPH0171010U (en) | 1987-10-28 | 1987-10-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0171010U true JPH0171010U (en) | 1989-05-11 |
Family
ID=31450880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987164889U Pending JPH0171010U (en) | 1987-10-28 | 1987-10-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0171010U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018099763A (en) * | 2016-12-21 | 2018-06-28 | 化成工業株式会社 | Drill for drilling clip hole in weather strip, clip hole drilling unit, and clip hole drilling method |
-
1987
- 1987-10-28 JP JP1987164889U patent/JPH0171010U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018099763A (en) * | 2016-12-21 | 2018-06-28 | 化成工業株式会社 | Drill for drilling clip hole in weather strip, clip hole drilling unit, and clip hole drilling method |