JPS6272353U - - Google Patents
Info
- Publication number
- JPS6272353U JPS6272353U JP16067585U JP16067585U JPS6272353U JP S6272353 U JPS6272353 U JP S6272353U JP 16067585 U JP16067585 U JP 16067585U JP 16067585 U JP16067585 U JP 16067585U JP S6272353 U JPS6272353 U JP S6272353U
- Authority
- JP
- Japan
- Prior art keywords
- cam surface
- shaft
- driven shaft
- rocking body
- cam
- 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
- 238000005553 drilling Methods 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Description
第１図は本考案の１実施例の要部の平断面図、
第２図は同側断面図、第３図は本考案の１実施例
の斜視説明図である。
３……原動機、２１……回転軸、２３……ドリ
ル、３７……駆動軸、３９……被駆動軸、４１…
…カム面、４３……カム体、４９……揺動体、５
３……弾機。
FIG. 1 is a plan sectional view of the main parts of one embodiment of the present invention.
FIG. 2 is a sectional view of the same side, and FIG. 3 is a perspective explanatory view of one embodiment of the present invention. 3... Prime mover, 21... Rotating shaft, 23... Drill, 37... Drive shaft, 39... Driven shaft, 41...
... cam surface, 43 ... cam body, 49 ... rocking body, 5
3...A bullet.
Claims (1)
転軸２１の下端に螺旋型のドリル２３の上端を接
続して設けた穴掘機において、前記回転軸２１の
伝動系路中に、相対的に回転自在の駆動軸３７と
被駆動軸３９とを同軸上に設け、前記駆動軸３７
と前記被駆動軸３９のいずれか一方に、外周にカ
ム面４１を備えたカム体４３を固着して設けると
ともに、他方に揺動自在の揺動体４９を枢着して
設け、前記揺動体４９を弾機５３の弾性力によつ
て前記カム面４１に押圧して設けたことを特徴と
する穴掘機。 In a drilling machine in which the upper end of a spiral drill 23 is connected to the lower end of a vertical rotating shaft 21 that is rotated by the drive of a prime mover 3, there is a relatively A rotatable drive shaft 37 and a driven shaft 39 are provided coaxially, and the drive shaft 37
and the driven shaft 39, a cam body 43 having a cam surface 41 on the outer periphery is fixedly provided, and a swingable rocking body 49 is pivotally attached to the other, and the rocking body 49 A hole excavator characterized in that the cam surface 41 is pressed against the cam surface 41 by the elastic force of a bullet 53.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16067585U JPS6272353U (en) | 1985-10-22 | 1985-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16067585U JPS6272353U (en) | 1985-10-22 | 1985-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6272353U true JPS6272353U (en) | 1987-05-09 |
Family
ID=31086274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16067585U Pending JPS6272353U (en) | 1985-10-22 | 1985-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6272353U (en) |
-
1985
- 1985-10-22 JP JP16067585U patent/JPS6272353U/ja active Pending
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