JPH049437U - - Google Patents
Info
- Publication number
- JPH049437U JPH049437U JP4727690U JP4727690U JPH049437U JP H049437 U JPH049437 U JP H049437U JP 4727690 U JP4727690 U JP 4727690U JP 4727690 U JP4727690 U JP 4727690U JP H049437 U JPH049437 U JP H049437U
- Authority
- JP
- Japan
- Prior art keywords
- eccentric weight
- fixed
- rotating shaft
- threaded pipe
- movable
- 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
- 230000005284 excitation Effects 0.000 claims description 2
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Placing Or Removing Of Piles Or Sheet Piles, Or Accessories Thereof (AREA)
Description
第１図および第４図は本考案に係る起振装置の
実施例を示しており、第１図は内部構造を示す断
面図、第２図は第１図における−線断面図、
第３図は偏心モーメントが中間状態に可変された
状態を第２図に相応して示す断面図、第４図は偏
心モーメントが最大に可変された状態を第２図に
相応して示す断面図である。第５図は本考案の他
の実施例を示す内部構造の断面図である。
２……回転軸、６……固定偏心重錘、７……可
動偏心重錘、８……偏心モーメント可変機構、１
０……ねじ、１１……内スライドねじ管、１２…
…外スライドねじ管、１３……ねじ、１５……推
力付加手段、１６……スライド板、２０……シリ
ンダ。
1 and 4 show an embodiment of the vibration excitation device according to the present invention, FIG. 1 is a sectional view showing the internal structure, FIG. 2 is a sectional view taken along the line - in FIG.
Fig. 3 is a sectional view corresponding to Fig. 2 showing a state in which the eccentric moment is varied to an intermediate state, and Fig. 4 is a sectional view corresponding to Fig. 2 showing a state in which the eccentric moment is varied to the maximum. It is. FIG. 5 is a sectional view of the internal structure of another embodiment of the present invention. 2... Rotating shaft, 6... Fixed eccentric weight, 7... Movable eccentric weight, 8... Eccentric moment variable mechanism, 1
0...Screw, 11...Inner slide threaded pipe, 12...
...Outer slide threaded pipe, 13...Screw, 15...Thrust adding means, 16...Slide plate, 20...Cylinder.
Claims (1)
行な回転軸２と、 各回転軸２に挿通固定された固定偏心重錘６と
、 各回転軸２に固定偏心重錘６と並べて回転自在
に挿通された可動偏心重錘７と、 固定偏心重錘６と可動偏心重錘７との位相角を
変える位相角可変機構８とを有しており、 位相角可変機構８が、回転軸２に可動偏心重錘
７と並べて軸方向に移動自在でかつ回り止め状に
挿通された内スライドねじ管１１と、内スライド
ねじ管１１に外嵌されて可動偏心重錘７に連結さ
れた外スライドねじ管１２と、内スライドねじ管
１１を回転軸２の軸方向に強制移動させる推力付
加手段１５とからなること、 内スライドねじ管１１の外周に雄ねじ１０が設
けられ、外スライドねじ管１２の内周に前記雄ね
じ１０と噛み合う雌ねじ１３が設けられているこ
とを特徴とする起振装置。[Claims for Utility Model Registration] At least a pair of parallel rotating shafts 2 that rotate in opposite directions, a fixed eccentric weight 6 inserted through and fixed to each rotating shaft 2, and an eccentric weight 6 fixed to each rotating shaft 2. It has a movable eccentric weight 7 that is rotatably inserted in parallel with the fixed eccentric weight 7, and a variable phase angle mechanism 8 that changes the phase angle between the fixed eccentric weight 6 and the movable eccentric weight 7. , an inner slide threaded pipe 11 that is inserted into the rotating shaft 2 in a manner that is movable in the axial direction and is non-rotating in line with the movable eccentric weight 7; The outer slide threaded pipe 12 is composed of a thrust applying means 15 for forcibly moving the inner slide threaded pipe 11 in the axial direction of the rotating shaft 2, and a male thread 10 is provided on the outer periphery of the inner slide thread pipe 11, and the outer slide A vibration excitation device characterized in that a female thread 13 that engages with the male thread 10 is provided on the inner periphery of a threaded pipe 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990047276U JPH086826Y2 (en) | 1990-05-04 | 1990-05-04 | Exciter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990047276U JPH086826Y2 (en) | 1990-05-04 | 1990-05-04 | Exciter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH049437U true JPH049437U (en) | 1992-01-28 |
| JPH086826Y2 JPH086826Y2 (en) | 1996-02-28 |
Family
ID=31563067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990047276U Expired - Lifetime JPH086826Y2 (en) | 1990-05-04 | 1990-05-04 | Exciter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH086826Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09221753A (en) * | 1996-02-20 | 1997-08-26 | Chowa Kogyo Kk | Eccentric weight type vibration-generation control method and eccentric weight type exciter |
| JP2006348736A (en) * | 2005-06-18 | 2006-12-28 | Dbt Gmbh | Drive device for turning tool operating with vibration superimposition and tool with it |
| WO2022154074A1 (en) * | 2021-01-15 | 2022-07-21 | 株式会社フロアエージェント | Concrete-leveling re-vibration device |
-
1990
- 1990-05-04 JP JP1990047276U patent/JPH086826Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09221753A (en) * | 1996-02-20 | 1997-08-26 | Chowa Kogyo Kk | Eccentric weight type vibration-generation control method and eccentric weight type exciter |
| JP2006348736A (en) * | 2005-06-18 | 2006-12-28 | Dbt Gmbh | Drive device for turning tool operating with vibration superimposition and tool with it |
| WO2022154074A1 (en) * | 2021-01-15 | 2022-07-21 | 株式会社フロアエージェント | Concrete-leveling re-vibration device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH086826Y2 (en) | 1996-02-28 |
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