JPH0384109U - - Google Patents
Info
- Publication number
- JPH0384109U JPH0384109U JP14418789U JP14418789U JPH0384109U JP H0384109 U JPH0384109 U JP H0384109U JP 14418789 U JP14418789 U JP 14418789U JP 14418789 U JP14418789 U JP 14418789U JP H0384109 U JPH0384109 U JP H0384109U
- Authority
- JP
- Japan
- Prior art keywords
- casing
- comb
- tube
- rear end
- cutter
- 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
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 239000006061 abrasive grain Substances 0.000 claims 1
Landscapes
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
- Working Measures On Existing Buildindgs (AREA)
Description
第１図は本考案に係わるコアカツタの一実施例
を示す斜視図、第２図は第１図のＡ面に沿う横断
平面図、第３図は同コアカツタの分解斜視図、第
４図，はカツタビツト切換機構の横断側面図
、第５図，はカツタビツト切換機構の縦断側
面図、第６図は従来のコアカツタを示す平面図、
第７図は鉄筋切削用超硬合金カツタビツトを示す
斜視図、第８図はコンクリート切削用ダイヤモン
ド砥粒カツタビツトを示す斜視図である。
１ａ…第１ケーシングチユーブの櫛歯状部、１
ｂ…第２ケーシングチユーブの櫛歯状部、２ａ…
鉄筋切削用超硬合金カツタビツト、２ｂ…コンク
リート切削用ダイヤモンド砥粒カツタビツト、６
ａ…第１ケーシングチユーブの後端部材、６ｂ…
第２ケーシングチユーブの後端部材、７…回転軸
、８〜１５…カツタビツト切換機構。
FIG. 1 is a perspective view showing an embodiment of the core cutter according to the present invention, FIG. 2 is a cross-sectional plan view taken along plane A in FIG. 1, FIG. 3 is an exploded perspective view of the same core cutter, and FIG. A cross-sectional side view of the cutter bit switching mechanism, FIG. 5 is a longitudinal side view of the cutter bit switching mechanism, and FIG. 6 is a plan view showing a conventional core cutter.
FIG. 7 is a perspective view showing a cemented carbide KUTAVIT for cutting reinforcing bars, and FIG. 8 is a perspective view showing a diamond abrasive KUTAVIT for cutting concrete. 1a...comb tooth-shaped part of the first casing tube, 1
b...Comb tooth-shaped part of the second casing tube, 2a...
Cemented carbide Katsutavitsu for cutting reinforcing bars, 2b...Diamond abrasive Katsutavitsu for concrete cutting, 6
a... Rear end member of the first casing tube, 6b...
Rear end member of second casing tube, 7...rotating shaft, 8-15... Katsutabitsu switching mechanism.
Claims (1)
て櫛歯状に突設するとともに同各櫛歯状部に前端
部にコンクリートの切削に適したダイヤモンド砥
粒カツタビツトを装着して第１ケーシングチユー
ブを構成し、後端部材の外周部から前方へ仮想円
筒面に沿つて櫛歯状に突設するとともに同各櫛歯
状部の前端部に鉄筋の切削に適した超硬合金カツ
タビツトを装着して第２ケーシングチユーブを構
成し、同第２チユーブケーシングを上記第１ケー
シングチユーブ内に軸方向への移動を可能に嵌挿
して、互いの櫛歯状部を交互に組み合わせ、上記
第１、第２ケーシングチユーブの一方を他方に対
して軸方向に前進させるカツタビツト切換機構を
同第１、第２ケーシングチユーブの後端部材間に
設けたことを特徴とするコアカツタ。 A first casing is formed by protruding forward from the outer periphery of the rear end member in a comb-like shape along an imaginary cylindrical surface, and at the front end of each of the comb-like parts, diamond abrasive grains suitable for cutting concrete are attached. The tube consists of a tube that protrudes forward from the outer periphery of the rear end member in a comb-like shape along an imaginary cylindrical surface, and a cemented carbide cutter suitable for cutting reinforcing bars is attached to the front end of each comb-like part. to form a second casing tube, the second tube casing is fitted into the first casing tube so as to be movable in the axial direction, and the comb-shaped portions are alternately combined, and the first, A core cutter characterized in that a cutter bit switching mechanism for advancing one of the second casing tubes in the axial direction relative to the other is provided between the rear end members of the first and second casing tubes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14418789U JPH0384109U (en) | 1989-12-15 | 1989-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14418789U JPH0384109U (en) | 1989-12-15 | 1989-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0384109U true JPH0384109U (en) | 1991-08-27 |
Family
ID=31690917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14418789U Pending JPH0384109U (en) | 1989-12-15 | 1989-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0384109U (en) |
-
1989
- 1989-12-15 JP JP14418789U patent/JPH0384109U/ja active Pending