JPH01156807U - - Google Patents
Info
- Publication number
- JPH01156807U JPH01156807U JP5479388U JP5479388U JPH01156807U JP H01156807 U JPH01156807 U JP H01156807U JP 5479388 U JP5479388 U JP 5479388U JP 5479388 U JP5479388 U JP 5479388U JP H01156807 U JPH01156807 U JP H01156807U
- Authority
- JP
- Japan
- Prior art keywords
- drill
- holder
- rotation
- switching device
- motor
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 2
- 239000010959 steel Substances 0.000 claims description 2
- 239000004575 stone Substances 0.000 claims 1
Landscapes
- Drilling And Boring (AREA)
Description
第１図は、本考案を採用した振動ドリルの先端
部断面図、第２図は同じく打撃、回転時の状態を
示す断面図、第３図は本考案のボールホルダ、チ
エンジリングの斜視図を示す。第４図は従来の減
速部、切替装置を有する振動ドリルの断面図を示
す。１はモータ、４は減速ギヤ、５はホルダ、５
ａは凹凸部、６はラチエツトＢ６ａ凹凸部、７は
スチールボール、８はボールホルダ、８ａはボー
ル室、８ｂは回り止め、９はチエンジリング、９
ａは凹溝、９ｂは操作腕、１２はスピンドリルを
示す。
Fig. 1 is a cross-sectional view of the tip of a vibrating drill adopting the present invention, Fig. 2 is a cross-sectional view showing the same state during impact and rotation, and Fig. 3 is a perspective view of the ball holder and chain ring of the present invention. show. FIG. 4 shows a cross-sectional view of a vibratory drill having a conventional reduction gear and switching device. 1 is a motor, 4 is a reduction gear, 5 is a holder, 5
a is an uneven portion, 6 is a ratchet B6a uneven portion, 7 is a steel ball, 8 is a ball holder, 8a is a ball chamber, 8b is a rotation stopper, 9 is a change ring, 9
a indicates a concave groove, 9b indicates an operating arm, and 12 indicates a spin drill.
Claims (1)
たは回転と打撃を行ない石材などに穴あけする振
動ドリルにおいて、ホルダの外周部に凹溝をもつ
チエンジリング、スチールボール、ボールホルダ
を設け、チエンジリングを回動させて、回転のみ
、回転と打撃を発生させることを特徴とするドリ
ル、振動ドリルの切換装置。 ２ 請求項１においてモータの減速に遊星歯車を
もちい、リングギヤの側面に打撃発生の凹凸部を
設けたことを特徴とするドリル、振動ドリル切換
装置。[Scope of Claim for Utility Model Registration] 1. A chain ring, steel ball, or ball that has a concave groove on the outer periphery of the holder in a vibration drill that reduces the power of the motor and rotates or rotates and hits the spindle to drill holes in stone, etc. A switching device for a drill or a vibrating drill, characterized in that a holder is provided and a change ring is rotated to generate only rotation or rotation and impact. 2. The drill and vibration drill switching device according to claim 1, characterized in that a planetary gear is used to reduce the speed of the motor, and an uneven portion for generating impact is provided on the side surface of the ring gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5479388U JPH01156807U (en) | 1988-04-22 | 1988-04-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5479388U JPH01156807U (en) | 1988-04-22 | 1988-04-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01156807U true JPH01156807U (en) | 1989-10-27 |
Family
ID=31280707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5479388U Pending JPH01156807U (en) | 1988-04-22 | 1988-04-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01156807U (en) |
-
1988
- 1988-04-22 JP JP5479388U patent/JPH01156807U/ja active Pending