JPH0376085U - - Google Patents
Info
- Publication number
- JPH0376085U JPH0376085U JP13687589U JP13687589U JPH0376085U JP H0376085 U JPH0376085 U JP H0376085U JP 13687589 U JP13687589 U JP 13687589U JP 13687589 U JP13687589 U JP 13687589U JP H0376085 U JPH0376085 U JP H0376085U
- Authority
- JP
- Japan
- Prior art keywords
- attached
- cutter bit
- shank
- 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
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000005219 brazing Methods 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Description
第１図は、本考案の第１の実施例に係るカツタ
ービツトの斜視図、第２図ａ，ｂは、本考案の第
１の実施例に係るカツタービツトチツプ部の正面
図及び側面図、第３図は、本考案の第２の実施例
に係るカツタービツトの斜視図、第４図は、従来
のカツタービツトの斜視図を示す。
１……超硬合金製チツプ、２……台金（シヤン
ク）、３……抜け止めピン、４ａ，４ｂ……溝、
５……ろう付け、６……トンネル掘削機のカツタ
ーフエース、７……カツタービツト。
FIG. 1 is a perspective view of a cutter bit according to a first embodiment of the present invention, FIGS. 2 a and b are a front view and a side view of a cutter bit tip according to a first embodiment of the present invention FIG. 3 is a perspective view of a cutter bit according to a second embodiment of the present invention, and FIG. 4 is a perspective view of a conventional cutter bit. 1... Cemented carbide chip, 2... Base metal (shank), 3... Retaining pin, 4a, 4b... Groove,
5...Brazing, 6...Cut Turf Ace of tunnel excavator, 7...Katsu Turbit.
Claims (1)
に焼ばめまたは接着剤による接着によつて取り付
けるとともに、両者を抜け止めピン等による締付
けまたはテーパ利用の嵌合手段によるはめ込みな
どにより機械的に接合したことを特徴とするカツ
タービツト。 A cemented carbide chip is attached to a steel base metal (shank).
A cutter bit is attached by shrink fitting or adhesive bonding, and is mechanically joined by tightening with a retaining pin or fitting means using a taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13687589U JPH0376085U (en) | 1989-11-28 | 1989-11-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13687589U JPH0376085U (en) | 1989-11-28 | 1989-11-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0376085U true JPH0376085U (en) | 1991-07-30 |
Family
ID=31684061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13687589U Pending JPH0376085U (en) | 1989-11-28 | 1989-11-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0376085U (en) |
-
1989
- 1989-11-28 JP JP13687589U patent/JPH0376085U/ja active Pending