JPS6448449U

JPS6448449U -

Info

Publication number: JPS6448449U
Application number: JP14306987U
Authority: JP
Priority date: 1987-09-21
Filing date: 1987-09-21
Publication date: 1989-03-24

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例に係るトルク変動吸
収装置の断面図であり第２図の―線に沿う断
面図、第２図は第１図の装置の一部を破断して内
部構造を示した正面図であり中心線の左側はクラ
ンクシヤフト側から見た正面図で中心線の右側は
クラツチ側から見た正面図、第３図は第１図のト
ルク変動吸収装置とクランクシヤフトの分解斜視
図、第４図は第３図におけるトルク変動吸収装置
とクランクシヤフトとの位置関係を示した概略構
成図、第５図は第１図の装置の概略構成図、第６
図は第１図の装置のトルク伝達特性図、である。１……クランクシヤフト、２……ドライブプレ
ート、２ａ，２ｂ……ドライブプレート本体、２
ｃ，２ｄ……側板、６……フライホイール、７…
…自動調芯玉軸受、１２……ばね機構、１３……
スプリング、１５……トルクリミツト機構、１８
……ヒステリシス機構、３１……リブ、３２……
スリツト、３３……振動減衰部材、Ｙ……クラン
クジヤーナルの中心とトルク変動装置に最も近接
する気筒のクランクピンの中心とを結ぶ軸線。 Fig. 1 is a sectional view of a torque fluctuation absorbing device according to an embodiment of the present invention, and is a sectional view taken along the line - in Fig. 2, and Fig. 2 shows the internal structure of the device shown in Fig. 1 with a part cut away. The left side of the center line is a front view as seen from the crankshaft side, the right side of the center line is a front view as seen from the clutch side, and Figure 3 shows the torque fluctuation absorber and crankshaft of Figure 1. 4 is a schematic configuration diagram showing the positional relationship between the torque fluctuation absorbing device and the crankshaft in FIG. 3, FIG. 5 is a schematic configuration diagram of the device in FIG. 1, and FIG. 6 is an exploded perspective view.
The figure is a torque transmission characteristic diagram of the device of FIG. 1. 1...Crankshaft, 2...Drive plate, 2a, 2b...Drive plate body, 2
c, 2d...Side plate, 6...Flywheel, 7...
...Self-aligning ball bearing, 12... Spring mechanism, 13...
Spring, 15...Torque limit mechanism, 18
... Hysteresis mechanism, 31 ... Rib, 32 ...
Slit, 33... Vibration damping member, Y... Axis line connecting the center of the crank journal and the center of the crank pin of the cylinder closest to the torque varying device.

Claims

[Scope of utility model registration request]

A drive plate connected to the crankshaft and a flywheel disposed coaxially with the drive plate and supported on the drive plate so as to be relatively rotatable constitute an inertial body, and an inertial body is formed between the drive plate and the flywheel. , spring mechanism,
A torque fluctuation absorbing device for an internal combustion engine that includes a torque limit mechanism and a hysteresis mechanism and transmits the rotation of the crankshaft to the flywheel via the drive plate, the spring mechanism, the torque limit mechanism, and the hysteresis mechanism, wherein the drive plate includes: It consists of a drive plate main body and a side plate adjacent to the drive plate main body, and the bending rigidity of the side plate is adjusted around the axis connecting the center of the crank journal and the center of the crank pin of the cylinder closest to the torque fluctuation absorber. 1. A torque fluctuation absorbing device characterized in that the torque fluctuation absorbing device is large in a direction, small in a direction around an axis perpendicular to the axis, and has a vibration damping member joined to the side plate.