JPS6453294U - - Google Patents
Info
- Publication number
- JPS6453294U JPS6453294U JP14512087U JP14512087U JPS6453294U JP S6453294 U JPS6453294 U JP S6453294U JP 14512087 U JP14512087 U JP 14512087U JP 14512087 U JP14512087 U JP 14512087U JP S6453294 U JPS6453294 U JP S6453294U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- cutting
- blade
- cutting edge
- tip
- 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
- 238000009412 basement excavation Methods 0.000 claims description 4
Landscapes
- Earth Drilling (AREA)
Description
第１図は、この考案の一実施例を示す正面図、
第２図は、この考案の一実施例を示す一部欠截正
面図、第３図は、この考案の一実施例を示す底面
図である。
１……軸部、２……スパイラルフイン、３……
掘削刃、４……筒、４ａ……上部筒、４ｂ……下
部筒、５……掘削刃、６……取り外し用金具穴、
７……接続具。
FIG. 1 is a front view showing an embodiment of this invention;
FIG. 2 is a partially cutaway front view showing one embodiment of this invention, and FIG. 3 is a bottom view showing one embodiment of this invention. 1...Shaft part, 2...Spiral fin, 3...
Excavation blade, 4...tube, 4a...upper tube, 4b...lower tube, 5...excavation blade, 6...removal fitting hole,
7... Connection tool.
Claims (1)
インを固着し、該スパイラルフインの先端部及び
軸部の先端に、１１８°〜１５０°の刃先角にな
るＶ字状及びＷ字状に形成した台と刃先からなる
掘削刃を、それぞれボルト、ピン等の接続具で着
脱自在に固着し、スパイラルフインの外側には、
上・下に分割可能な筒を設け、該筒の上部側の上
部筒をスパイラルフインと固着し、下部側の下部
筒は取り外し可能に設けると共に、下部筒の先端
にも掘削刃を台を介してボルト、ピン等の接続具
で着脱自在に固着し、該下部筒の掘削刃の刃先か
ら所定の高さより上に、軸部の掘削刃の刃先が位
置するよう構成し、筒の掘削刃がまず先に地盤を
切削することを特徴とする硬質地盤掘削用オーガ
ーヘツド。 One or more spiral fins are fixed to the outer periphery of the shaft, and the tip of the spiral fin and the tip of the shaft are formed into a V-shape and a W-shape with a cutting edge angle of 118° to 150°. The excavation blade, which consists of a base and a cutting edge, is removably fixed with bolts, pins, and other connectors, and on the outside of the spiral fin,
A cylinder that can be divided into upper and lower parts is provided, and the upper cylinder on the upper side of the cylinder is fixed to the spiral fin, and the lower cylinder on the lower side is removable, and a digging blade is also attached to the tip of the lower cylinder through a stand. The structure is such that the cutting edge of the cutting blade of the shaft is located above a predetermined height from the cutting edge of the cutting blade of the lower cylinder, and the cutting blade of the cylinder is This auger head for hard ground excavation is characterized by cutting the ground first.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14512087U JPH0340958Y2 (en) | 1987-09-22 | 1987-09-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14512087U JPH0340958Y2 (en) | 1987-09-22 | 1987-09-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6453294U true JPS6453294U (en) | 1989-04-03 |
| JPH0340958Y2 JPH0340958Y2 (en) | 1991-08-28 |
Family
ID=31413434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14512087U Expired JPH0340958Y2 (en) | 1987-09-22 | 1987-09-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0340958Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011196021A (en) * | 2010-03-17 | 2011-10-06 | Dream Tekku:Kk | Crushing head |
-
1987
- 1987-09-22 JP JP14512087U patent/JPH0340958Y2/ja not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011196021A (en) * | 2010-03-17 | 2011-10-06 | Dream Tekku:Kk | Crushing head |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0340958Y2 (en) | 1991-08-28 |
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