JPH0318208U

JPH0318208U -

Info

Publication number: JPH0318208U
Application number: JP7911889U
Authority: JP
Priority date: 1989-07-06
Filing date: 1989-07-06
Publication date: 1991-02-22

Description

[Brief explanation of the drawing]

第１図は本考案に係る振動締固め機の構成を示
す側面図、第２図は第１図の−線方向より見
た断面図、第３図は本考案の締固め機に用いられ
る油圧トランスミツシヨンの構成を示す機構説明
図、第４図は本考案に係る締固め機の別の実施例
を示す側面図である。１……輾圧板、２……一軸偏心振子、３……起
振装置、４……防振ゴム、５……原動機フレーム
、６……原動機、７……油圧トランスミツシヨン
、８……ブラケツト、９……操作軸レバー、１１
……可変容量型油圧ポンプ、１２……入力軸、１
３ａ，１３ｂ……油圧流路、１４……固定容量型
油圧モータ、１５……チエツクバルブ機構、１８
……油圧ポンプ用カムリング、２０……油圧モー
タ出力軸、２２，２３……二軸平行偏心振子。 Figure 1 is a side view showing the configuration of the vibration compaction machine according to the present invention, Figure 2 is a sectional view taken from the - line direction of Figure 1, and Figure 3 is the hydraulic pressure used in the compaction machine of the present invention. FIG. 4 is a mechanism explanatory diagram showing the configuration of the transmission, and FIG. 4 is a side view showing another embodiment of the compaction machine according to the present invention. DESCRIPTION OF SYMBOLS 1... Load pressure plate, 2... Uniaxial eccentric pendulum, 3... Vibration device, 4... Vibration isolating rubber, 5... Prime mover frame, 6... Prime mover, 7... Hydraulic transmission, 8... Bracket , 9... Operating shaft lever, 11
... Variable displacement hydraulic pump, 12 ... Input shaft, 1
3a, 13b...Hydraulic flow path, 14...Fixed capacity hydraulic motor, 15...Check valve mechanism, 18
... Cam ring for hydraulic pump, 20 ... Hydraulic motor output shaft, 22, 23 ... Two-axis parallel eccentric pendulum.

Claims

[Claims for Utility Model Registration] (1) A vibration excitation device incorporating an eccentric pendulum shaft is provided on a pressure plate, and a prime mover is placed on a motor frame mounted on the pressure plate via a buffer. hand,
In a self-propelled road compaction machine that vibrates a compaction plate by transmitting rotation of the prime mover to a pendulum shaft of the vibrator, a variable displacement hydraulic pump, a fixed displacement hydraulic motor, and a valve system are mounted on the prime mover frame. A hydraulic transmission is provided, the output shaft of the prime mover is connected to the hydraulic pump input shaft of the hydraulic transmission, and the hydraulic transmission is capable of variable speed rotation and forward and reverse rotation. A vibratory compaction machine characterized in that an output shaft of a motor and a pendulum shaft of the vibrating device are connected. (2) Claim 1, wherein the vibration generator is a uniaxial eccentric pendulum type.
The vibratory compaction machine described in . (3) The vibratory compaction machine according to claim 1, wherein the vibrating device is a two-axis parallel eccentric pendulum type in which eccentric pendulums are interlocked to rotate in the same direction.