JPS6330414U - - Google Patents
Info
- Publication number
- JPS6330414U JPS6330414U JP12080986U JP12080986U JPS6330414U JP S6330414 U JPS6330414 U JP S6330414U JP 12080986 U JP12080986 U JP 12080986U JP 12080986 U JP12080986 U JP 12080986U JP S6330414 U JPS6330414 U JP S6330414U
- Authority
- JP
- Japan
- Prior art keywords
- supply hole
- drilling tool
- discharge groove
- chip discharge
- wall
- 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
- 238000005553 drilling Methods 0.000 claims description 6
- 239000010730 cutting oil Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Drilling Tools (AREA)
Description
第1図および第2図は本考案の一実施例を示す
図であつて、第1図はその側面図、第2図は第1
図中―線に沿う矢視断面図、第3図ないし第
5図は従来の穴明け工具の一例を示す側面図、第
6図は第5図に示す穴明け工具の切屑の流れを示
す断面図である。
51……穴明け工具、53……工具本体、55
……切屑排出溝、59……切削油供給孔、61…
…開口部、63……面取り状の面。
1 and 2 are views showing one embodiment of the present invention, in which FIG. 1 is a side view thereof, and FIG. 2 is a side view thereof.
In the figure, a cross-sectional view taken along the line, Figures 3 to 5 are side views showing an example of a conventional drilling tool, and Figure 6 is a cross-sectional view showing the flow of chips from the drilling tool shown in Figure 5. It is a diagram. 51... Drilling tool, 53... Tool body, 55
...Chip discharge groove, 59...Cutting oil supply hole, 61...
...Opening portion, 63... Chamfered surface.
補正 昭61.11.14
図面の簡単な説明を次のように補正する。
明細書第8頁第1行に記載の「―線に沿う
矢視断面図、」の後に以下の文を加入する。
「第3図ないし第7図は本考案の他の実施例を
示す図であつて、第3図はその軸線方向先端視図
、第4図はその側面図、第5図は第4図中―
線に沿う矢視断面図、第6図は第4図に示す工具
を軸線回りに180度回転させた状態を示す側面
図、第7図は第6図中―線に沿う矢視断面図
、」
明細書第8頁第1行から第2行に記載の「第3
図ないし第5図」を「第8図ないし第10図」と
訂正する。
明細書第8頁第2行から第3行に記載の「第6
図は第5図に示す」を「第11図は第10図に示
す」と訂正する。
明細書第8頁第7行に記載の「63……面取り
状の面。」を以下のように訂正する。
「63……面取り状の面、71……穴明け工具
、73……工具本体、77……切屑排出溝、93
……切削油供給孔、95……開口部、97……面
取り状の面、101……切削油供給孔、103…
…開口部、105……面取り状の面。」Amendment November 14, 1981 The brief description of the drawing is amended as follows. The following sentence is added after "cross-sectional view taken along line -" in the first line of page 8 of the specification. ``Figures 3 to 7 are views showing other embodiments of the present invention, in which Figure 3 is a top view in the axial direction, Figure 4 is a side view, and Figure 5 is a middle view of Figure 4. ―
6 is a side view showing the tool shown in FIG. 4 rotated 180 degrees around the axis; FIG. 7 is a sectional view taken along the line in FIG. 6; ” “Third
"Figures 8 to 10" are corrected to ``Figures 8 to 10.'' ``No. 6'' described on page 8, line 2 to line 3 of the specification
"The figure is shown in FIG. 5" is corrected to "FIG. 11 is shown in FIG. 10.""63... Chamfered surface." stated in page 8, line 7 of the specification is corrected as follows. "63... Chamfered surface, 71... Drilling tool, 73... Tool body, 77... Chip discharge groove, 93
... Cutting oil supply hole, 95 ... Opening, 97 ... Chamfered surface, 101 ... Cutting oil supply hole, 103 ...
...Opening portion, 105... Chamfered surface. ”
Claims (1)
けられ、この切屑排出溝の回転方向と反対の方向
を向く壁面に切削油供給孔の開口部が設けられた
穴明け工具において、前記切削油供給孔の内壁と
前記開口部の前記工具本体外周側に隣接する前記
壁面との稜線部に面取り状の面を形成したことを
特徴とする穴明け工具。 A drilling tool in which a chip discharge groove is provided from the tip of the tool body toward the rear end, and an opening for a cutting oil supply hole is provided in a wall facing in a direction opposite to the rotational direction of the chip discharge groove. A drilling tool characterized in that a chamfered surface is formed on a ridgeline between an inner wall of the supply hole and the wall surface of the opening adjacent to the outer peripheral side of the tool body.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12080986U JPH067853Y2 (en) | 1986-08-06 | 1986-08-06 | Drilling tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12080986U JPH067853Y2 (en) | 1986-08-06 | 1986-08-06 | Drilling tool |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6330414U true JPS6330414U (en) | 1988-02-27 |
JPH067853Y2 JPH067853Y2 (en) | 1994-03-02 |
Family
ID=31009476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12080986U Expired - Lifetime JPH067853Y2 (en) | 1986-08-06 | 1986-08-06 | Drilling tool |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH067853Y2 (en) |
-
1986
- 1986-08-06 JP JP12080986U patent/JPH067853Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH067853Y2 (en) | 1994-03-02 |
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