JPH02133202U - - Google Patents
Info
- Publication number
- JPH02133202U JPH02133202U JP4005689U JP4005689U JPH02133202U JP H02133202 U JPH02133202 U JP H02133202U JP 4005689 U JP4005689 U JP 4005689U JP 4005689 U JP4005689 U JP 4005689U JP H02133202 U JPH02133202 U JP H02133202U
- Authority
- JP
- Japan
- Prior art keywords
- solid lubricant
- plug
- interposed
- heat
- utility
- 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
- 239000000314 lubricant Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Description
第１図ａ，ｂは本考案の一実施例を示す縦断面
図、第２図ａ，ｂはリング状固形潤滑剤の形状を
例示した正面及び平面図、第３図は従来のプラグ
に生ずるえぐれ状態を示す正面図、第４図はプラ
グ先端部の溶損状態を示す正面図、第５図は一般
的な穿孔方法を示す説明図である。
１は先端部、３は胴部、５はリング状固形潤滑
剤。
Figures 1a and b are longitudinal sectional views showing one embodiment of the present invention, Figures 2a and b are front and plan views illustrating the shape of a ring-shaped solid lubricant, and Figure 3 is a diagram showing the shape of a conventional plug. FIG. 4 is a front view showing a state where the tip of the plug is eroded, and FIG. 5 is an explanatory view showing a general drilling method. 1 is a tip, 3 is a body, and 5 is a ring-shaped solid lubricant.
Claims (1)
潤滑剤を介装したことを特徴とする穿孔機用プラ
グ。 A plug for a drilling machine, characterized in that a solid lubricant is interposed between a tip made of a heat-resistant alloy and a body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4005689U JPH02133202U (en) | 1989-04-04 | 1989-04-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4005689U JPH02133202U (en) | 1989-04-04 | 1989-04-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02133202U true JPH02133202U (en) | 1990-11-06 |
Family
ID=31549511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4005689U Pending JPH02133202U (en) | 1989-04-04 | 1989-04-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02133202U (en) |
-
1989
- 1989-04-04 JP JP4005689U patent/JPH02133202U/ja active Pending