JPH0453878U - - Google Patents
Info
- Publication number
- JPH0453878U JPH0453878U JP9351090U JP9351090U JPH0453878U JP H0453878 U JPH0453878 U JP H0453878U JP 9351090 U JP9351090 U JP 9351090U JP 9351090 U JP9351090 U JP 9351090U JP H0453878 U JPH0453878 U JP H0453878U
- Authority
- JP
- Japan
- Prior art keywords
- cutter bit
- cutting edge
- view
- base metal
- cemented carbide
- 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
- 239000010953 base metal Substances 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000005219 brazing Methods 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Earth Drilling (AREA)
Description
第１図は本考案に係わるカツタービツトの一実
施例を示す側面図、第２図は同カツタービツトの
取付け状態を示す正面図、第３図はその側面図、
第４図は第３図の矢視−線に沿う横断底面図
、第５図は他の実施例を示す側面図、第６図は同
カツタービツトの取付け状態を示す正面図、第７
図はその側面図、第８図は第７図の矢視−線
に沿う縦断側面図、第９図は従来のカツタービツ
トを示す側面図である。
２ａ〜２ｄ……超硬合金製チツプ、４……台金
、８，１３……カツタビツト本体。
FIG. 1 is a side view showing an embodiment of the cutter bit according to the present invention, FIG. 2 is a front view showing the installed state of the cutter bit, and FIG. 3 is a side view thereof.
4 is a cross-sectional bottom view along the arrow line in FIG. 3, FIG. 5 is a side view showing another embodiment, FIG. 6 is a front view showing the installed state of the cutter bit, and FIG.
The figure is a side view of the same, FIG. 8 is a vertical side view taken along the arrow line in FIG. 7, and FIG. 9 is a side view showing a conventional cutter bit. 2a to 2d... Cemented carbide chip, 4... Base metal, 8, 13... Katsutabitsu body.
Claims (1)
接合したカツタービツトにおいて、刃先摩耗時に
交換する補助刃先を具えていることを特徴とした
カツタービツト。 A cutter bit in which a cemented carbide tip is joined to a steel base metal by brazing, and the cutter bit is characterized by having an auxiliary cutting edge that can be replaced when the cutting edge wears out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9351090U JPH0453878U (en) | 1990-09-07 | 1990-09-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9351090U JPH0453878U (en) | 1990-09-07 | 1990-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0453878U true JPH0453878U (en) | 1992-05-08 |
Family
ID=31830790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9351090U Pending JPH0453878U (en) | 1990-09-07 | 1990-09-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0453878U (en) |
-
1990
- 1990-09-07 JP JP9351090U patent/JPH0453878U/ja active Pending