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A platform for research: civil engineering, architecture and urbanism
Active vibration suppression system for movable arm of excavator
The invention discloses an active vibration suppression system for a movable arm of an excavator, and belongs to the technical field of excavators, the active vibration suppression system for the movable arm of the excavator comprises a movable arm mechanism, the movable arm mechanism comprises a top plate, a bottom plate and two groups of side plates, and the upper surfaces of the two groups of side plates are fixedly connected with the lower surface of the top plate; the lower surfaces of the two sets of side plates are fixedly connected with the upper surface of the bottom plate, a working arm is hinged to one end of the movable arm mechanism, and the reinforcing plate mechanism is located in the movable arm mechanism and used for improving the overall strength of the movable arm mechanism; the center connecting mechanism is located in the center of the interior of the movable arm mechanism and used for providing supporting stress for the interior of the movable arm mechanism. And the force unloading mechanism is located at the joint of the movable arm mechanism and the working arm and used for restraining vibration generated by the movable arm mechanism due to impact of the transient impact load, the force unloading mechanism comprises an arc-shaped plate, and the arc-shaped plate is movably attached to the surface of the working arm.
本发明公开了一种挖掘机动臂主动式振动抑制系统，属于挖掘机技术领域，该挖掘机动臂主动式振动抑制系统包括动臂机构，动臂机构包括顶板、底板与两组侧板，两组侧板的上表面与顶板的下表面固定连接，两组侧板的下表面与底板的上表面固定连接，动臂机构的一端铰接有工作臂，还包括加强板机构，加强板机构位于动臂机构的内部，用于提高动臂机构整体的强度；中心连接机构,中心连接机构位于动臂机构的内部中心处，用于对动臂机构的内部提供支撑应力；卸力机构，卸力机构位于动臂机构与工作臂连接处，用于抑制动臂机构因受到瞬态冲击载荷的冲击而产生的振动，卸力机构包括弧形板，弧形板与工作臂的表面活动贴合。
Active vibration suppression system for movable arm of excavator
The invention discloses an active vibration suppression system for a movable arm of an excavator, and belongs to the technical field of excavators, the active vibration suppression system for the movable arm of the excavator comprises a movable arm mechanism, the movable arm mechanism comprises a top plate, a bottom plate and two groups of side plates, and the upper surfaces of the two groups of side plates are fixedly connected with the lower surface of the top plate; the lower surfaces of the two sets of side plates are fixedly connected with the upper surface of the bottom plate, a working arm is hinged to one end of the movable arm mechanism, and the reinforcing plate mechanism is located in the movable arm mechanism and used for improving the overall strength of the movable arm mechanism; the center connecting mechanism is located in the center of the interior of the movable arm mechanism and used for providing supporting stress for the interior of the movable arm mechanism. And the force unloading mechanism is located at the joint of the movable arm mechanism and the working arm and used for restraining vibration generated by the movable arm mechanism due to impact of the transient impact load, the force unloading mechanism comprises an arc-shaped plate, and the arc-shaped plate is movably attached to the surface of the working arm.
本发明公开了一种挖掘机动臂主动式振动抑制系统，属于挖掘机技术领域，该挖掘机动臂主动式振动抑制系统包括动臂机构，动臂机构包括顶板、底板与两组侧板，两组侧板的上表面与顶板的下表面固定连接，两组侧板的下表面与底板的上表面固定连接，动臂机构的一端铰接有工作臂，还包括加强板机构，加强板机构位于动臂机构的内部，用于提高动臂机构整体的强度；中心连接机构,中心连接机构位于动臂机构的内部中心处，用于对动臂机构的内部提供支撑应力；卸力机构，卸力机构位于动臂机构与工作臂连接处，用于抑制动臂机构因受到瞬态冲击载荷的冲击而产生的振动，卸力机构包括弧形板，弧形板与工作臂的表面活动贴合。
Active vibration suppression system for movable arm of excavator
一种挖掘机动臂主动式振动抑制系统
LIU YANJUN (author)
2025-01-10
Patent
Electronic Resource
Chinese
Excavator movable arm hydraulic control system and excavator
| European Patent Office | 2020