JPS63110310U - - Google Patents
Info
- Publication number
- JPS63110310U JPS63110310U JP311087U JP311087U JPS63110310U JP S63110310 U JPS63110310 U JP S63110310U JP 311087 U JP311087 U JP 311087U JP 311087 U JP311087 U JP 311087U JP S63110310 U JPS63110310 U JP S63110310U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- grooves
- blade
- reamer
- groove
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Milling, Broaching, Filing, Reaming, And Others (AREA)
- Drilling Tools (AREA)
Description
第１図〜第７図はこの考案を具体化した一実施
例を示し、第１図はドリル本体の正面図、第２図
はドリル本体の部分破断正面図、第３図はドリル
溝の傾きを示す部分破断正面図、第４図はリーマ
溝の傾きを示す部分破断正面図、第５図は第１図
の先端部分を拡大して示す平面図、第６図は先端
部の側面図、第７図は第５図のＸ―Ｘ線断面図で
ある。
１……ドリル本体、２……シヤンク、３……刃
体部、５……ドリル溝、９……第１リーマ溝、１
０……第２リーマ溝、１３，１４……押圧縁、１
５ａ，１６ａ……丸ランド（１３，１４，１５ａ
，１６ａにより押圧部が構成されている）、１７
，１９，２０……先端の切刃としての主切刃、Ｍ
……切削回転方向。
Figures 1 to 7 show an embodiment embodying this idea. Figure 1 is a front view of the drill body, Figure 2 is a partially cutaway front view of the drill body, and Figure 3 is the inclination of the drill groove. 4 is a partially broken front view showing the inclination of the reamer groove, FIG. 5 is a plan view showing an enlarged view of the tip of FIG. 1, and FIG. 6 is a side view of the tip. FIG. 7 is a sectional view taken along the line X--X in FIG. 5. 1...Drill body, 2...Shank, 3...Blade body portion, 5...Drill groove, 9...First reamer groove, 1
0...Second reamer groove, 13, 14...Press edge, 1
5a, 16a...Round land (13, 14, 15a
, 16a constitute a pressing part), 17
, 19, 20... Main cutting edge as the cutting edge at the tip, M
... Cutting rotation direction.
Claims (1)
をほぼ円錐状に形成してそこに切刃１７，１９，
２０を設け、前記刃体部３の外周に少なくとも一
本のドリル溝５及びリーマ溝９，１０を並列状に
設け、ドリル本体１の切削回転方向Ｍに対する前
記リーマ溝９，１０の後方において刃体部３の外
周面に押圧部１３，１４，１５ａ，１６ａを設け
たバニシングドリルにおいて、 前記ドリル溝５を刃体部３の先端側が切削回転
方向Ｍに前進するように傾斜させるとともに、前
記リーマ溝９，１０をドリル溝５とは反対方向に
傾斜させ、両溝５，９，１０が交差しないように
それらの傾斜角度θ１，θ２を設定したことを特
徴とするバニシングドリル。 ２ 前記ドリル溝５はその断面積が刃体部３の先
端側から元部側へ向かつて連続的に増加する実用
新案登録請求の範囲第１項に記載のバニシングド
リル。[Claims for Utility Model Registration] 1. The tip of the cylindrical blade portion 3 connected to the shank 2 is formed into a substantially conical shape, and the cutting blades 17, 19,
20, at least one drill groove 5 and reamer grooves 9, 10 are provided in parallel on the outer periphery of the blade body 3, and a blade is provided at the rear of the reamer grooves 9, 10 in the cutting rotation direction M of the drill body 1. In a burnishing drill in which pressing parts 13, 14, 15a, and 16a are provided on the outer peripheral surface of the body part 3, the drill groove 5 is inclined so that the tip side of the blade part 3 advances in the cutting rotation direction M, and the reamer A burnishing drill characterized in that the grooves 9, 10 are inclined in the opposite direction to the drill groove 5, and the inclination angles θ1, θ2 are set so that the grooves 5, 9, 10 do not intersect. 2. The burnishing drill according to claim 1, wherein the drill groove 5 has a cross-sectional area that continuously increases from the tip side to the base side of the blade body part 3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP311087U JPH0536566Y2 (en) | 1987-01-12 | 1987-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP311087U JPH0536566Y2 (en) | 1987-01-12 | 1987-01-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63110310U true JPS63110310U (en) | 1988-07-15 |
| JPH0536566Y2 JPH0536566Y2 (en) | 1993-09-16 |
Family
ID=30782568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP311087U Expired - Lifetime JPH0536566Y2 (en) | 1987-01-12 | 1987-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536566Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003061887A1 (en) * | 2002-01-18 | 2003-07-31 | Max Co., Ltd. | Core drill |
| JP2009101443A (en) * | 2007-10-22 | 2009-05-14 | Omi Kogyo Co Ltd | Cutting tool with oil hole |
| JP2016068195A (en) * | 2014-09-30 | 2016-05-09 | 富士重工業株式会社 | Drill, and method of manufacturing cut product |
| JP2019162698A (en) * | 2018-03-20 | 2019-09-26 | 住友電工ハードメタル株式会社 | Drill |
-
1987
- 1987-01-12 JP JP311087U patent/JPH0536566Y2/ja not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003061887A1 (en) * | 2002-01-18 | 2003-07-31 | Max Co., Ltd. | Core drill |
| US6945339B2 (en) | 2002-01-18 | 2005-09-20 | Max Co., Ltd. | Core drill |
| JP2009101443A (en) * | 2007-10-22 | 2009-05-14 | Omi Kogyo Co Ltd | Cutting tool with oil hole |
| JP2016068195A (en) * | 2014-09-30 | 2016-05-09 | 富士重工業株式会社 | Drill, and method of manufacturing cut product |
| JP2019162698A (en) * | 2018-03-20 | 2019-09-26 | 住友電工ハードメタル株式会社 | Drill |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0536566Y2 (en) | 1993-09-16 |