JPS62184910U - - Google Patents
Info
- Publication number
- JPS62184910U JPS62184910U JP7350886U JP7350886U JPS62184910U JP S62184910 U JPS62184910 U JP S62184910U JP 7350886 U JP7350886 U JP 7350886U JP 7350886 U JP7350886 U JP 7350886U JP S62184910 U JPS62184910 U JP S62184910U
- Authority
- JP
- Japan
- Prior art keywords
- tool body
- tip
- axial direction
- cutting
- locking surface
- 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)
Description
第１図ないし第４図は本考案の一実施例を示す
図であつて、第１図は第３図中―線に沿う矢
視断面図、第２図は第１図中矢印部分の拡大断
面図、第３図はその側面図、第４図はその軸線方
向先端視図、第５図ないし第７図は従来のスロー
アウエイ式ドリルの一例を示す図であつて、第５
図はその側面図、第６図はその軸線方向先端視図
、第７図は第５図中―線に沿う矢視断面図で
ある。
２……スローアウエイ式ドリル、４……切刃チ
ツプ、２１……工具本体、２５……チツプ座底面
、３０……係止面（他方の係止面）、３３……固
定ねじ、４３……チツプ底面、４８……係止面（
一方の係止面）、５３……貫通孔。
Figures 1 to 4 are views showing one embodiment of the present invention, in which Figure 1 is a sectional view taken along the line - in Figure 3, and Figure 2 is an enlarged view of the arrowed part in Figure 1. 3 is a side view thereof, FIG. 4 is a view as seen from the tip in the axial direction, and FIGS. 5 to 7 are views showing an example of a conventional throw-away type drill.
FIG. 6 is a side view thereof, FIG. 6 is a front end view in the axial direction, and FIG. 7 is a sectional view taken along the line -- in FIG. 5. 2... Indexable drill, 4... Cutting tip, 21... Tool body, 25... Chip seat bottom, 30... Locking surface (other locking surface), 33... Fixing screw, 43... ...Bottom of the chip, 48...Latching surface (
one locking surface), 53...through hole.
Claims (1)
面が設けられ、このチツプ座底面に、２以上の切
刃チツプが、その切刃の内周側端縁を互いに離間
させた状態で、そのチツプ底面を前記チツプ座底
面に当接させかつ前記切刃チツプに設けられた貫
通孔を貫通して前記工具本体にねじ込まれた固定
ねじによつて着脱自在に固定されたスローアウエ
イ式ドリルにおいて、前記切刃チツプを前記工具
本体にその軸線方向へ移動可能に設け、前記貫通
孔を前記工具本体の軸線方向に長い長孔状に形成
するとともに、前記チツプ底面に前記工具本体の
後方を向く一方の係止面を設け、前記チツプ座底
面に前記工具本体の先方を向く他方の係止面を設
け、前記一方の係止面および前記他方の係止面の
うち少なくともいずれか一方の係止面を前記工具
本体の軸線方向に沿つて多数設けたことを特徴と
するスローアウエイ式ドリル。 A tip seat bottom surface along the axial direction is provided at the tip of the tool body, and two or more cutting blade chips are placed on this chip seat bottom surface with the inner circumferential edges of the cutting blades spaced apart from each other. In the indexable drill, the drill has a bottom surface in contact with the bottom surface of the tip seat and is detachably fixed by a fixing screw screwed into the tool body through a through hole provided in the cutting tip. A cutting tip is provided in the tool body so as to be movable in the axial direction of the tool body, the through hole is formed in the shape of a long hole that is long in the axial direction of the tool body, and a cutting tip is provided on the bottom surface of the tip on one side facing the rear of the tool body. a locking surface is provided, the other locking surface facing toward the tip of the tool body is provided on the bottom surface of the tip seat, and at least one of the one locking surface and the other locking surface is A throw-away type drill characterized in that a plurality of drills are provided along the axial direction of the tool body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986073508U JPH0618725Y2 (en) | 1986-05-16 | 1986-05-16 | Throw-away drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986073508U JPH0618725Y2 (en) | 1986-05-16 | 1986-05-16 | Throw-away drill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62184910U true JPS62184910U (en) | 1987-11-25 |
| JPH0618725Y2 JPH0618725Y2 (en) | 1994-05-18 |
Family
ID=30917905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986073508U Expired - Lifetime JPH0618725Y2 (en) | 1986-05-16 | 1986-05-16 | Throw-away drill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0618725Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4869481U (en) * | 1971-12-08 | 1973-09-03 | ||
| JPS5221489U (en) * | 1975-08-04 | 1977-02-15 |
-
1986
- 1986-05-16 JP JP1986073508U patent/JPH0618725Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4869481U (en) * | 1971-12-08 | 1973-09-03 | ||
| JPS5221489U (en) * | 1975-08-04 | 1977-02-15 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0618725Y2 (en) | 1994-05-18 |
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