Rigid-Flexible Coupling Dynamic Analysis of Excavator

Rigid-Flexible Coupling Dynamic Analysis of Excavator

Rigid-Flexible Coupled Simulation and Life Prediction for

Abstract: With the rapid development of lightweight and remanufacturing technology,how to improve the remanufacturing or lightweight hydraulic excavator in the design process,and the rationality of structural reliability is the key to ensure the safety of the project and reduce the maintenance cost.This research is supported by the national science and technology support …

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Advances in Mechanical Engineering 2019, Vol. 11(5) 1–11

May 25, 2018 · The rigid-flexible coupling model of hydraulic excavators is carried out based on software ADAMS, in which the Models for analysis of the vibration isolation performance of hydraulic by four mounts on the base of hydraulic excavators, and the dynamic model of a mount element is given in Figure 2.

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Dynamic Analysis of Working Device of Excavator under

Up to10%cash back · Jun 26, 2021 · The rigid-flexible coupling multibody model of the working device is established in the dynamic simulation software ADAMS. In order to reduce the simulation time and not affect the simulation results, the working device is simplified in the modeling process, and the bucket is treated as a flexible body, while the arm, bucket rod, …

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Flexible Dynamic Analysis of Hydraulic Excavator's Boom

To study the dynamic response of hydraulic excavator's boom under different road condition, this paper set up numerical model of excavator's working device, then set up the virtual prototyping simulation model of excavator's working device and simulated the flexible dynamic response characteristics of the boom based on multi-body dynamic software, RecurDyn.

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The Stress Distribution of Excavator. | Download

Yuan et al. [17] proposed a rigid-flexible coupling method to predict the dynamic performance of excavator, such as stress distribution and curve stress. Zou et al. [18] established the limit

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Analysis and Experimental Investigation of Vibration

Dec 03, 2021 · 2. Analysis of Vibration Characteristics of Rotary Platform 2.1. Vibration Characteristic. Using the finite element method, the dynamic equation of the rotary platform of the hydraulic excavator can be established in the form: where M, K, and C are the mass matrix, stiffness matrix, and damping matrix of the rotary platform of hydraulic excavator, respectively; …

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Finite element analysis of excavator mechanical behavior

Mar 01, 2021 · developed a dynamic mathematical model for hydraulic excavator and studied the dynamic behavior of BTH-600 hydraulic excavator. Yuan et al. established a rigid-flexible coupling model of an excavator and studied its dynamic performance. Moreover, lightweight optimization of boom was also carried out based on virtual prototype software in this work.

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Dynamic Analysis of Working Device of Excavator under

The rigid-flexible coupling model of the working device was established in ADAMS. Taking the limit digging force (LDF) and the theoretical digging force (TDF) as the external load of the working device, the dynamic simulation of the hinge force of the working device in the two trajectories was carried out, and the structural strength analysis of the bucket was carried out …

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On the dynamic modelling of bucket wheel excavators

estimation of rheolinearity level, analysis of impact of counterbalance weight on the dynamic parameters and system response. Keywords: bucket wheel excavator, structure, dynamics, resistance to excavation, mechanisms. 1. INTRODUCTION The operation of the bucket wheel excavators (BWE) is characterized by the phenomenon of an

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Rigid-Flexible Coupling Dynamic Analysis of Excavator

Dec 01, 2012 · adshelp[at]cfa.harvard.edu The ADS is operated by the Smithsonian Astrophysical Observatory under NASA Cooperative Agreement NNX16AC86A

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Rigid-flexible coupling modelling and dynamic performance

Sep 11, 2019 · The flexible road wheel is a kind of combined structure, including a hub, 12 hinge groups, 5 elastic rings, 12 clasps and vulcanized rubber layer, as shown in Figure 1.Up to now, the flexible wheels with this combined structure have been assembled in off-road vehicles for some performance tests and will be used in tracked vehicles to replace rigid road wheels in the future.

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(PDF) Dynamic Analysis of Working Device of Excavator

excavator. The load changes on the two digging trajectories were calculated and analyzed by using the limit digging force model and the theoretical digging force model, respectively. The

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Flexible Dynamic Analysis of Hydraulic Excavator's Boom

The dynamic stress's rule of variation provides an important method for the structure design and force analysis of hydraulic excavator's working device. Discover the world's research 20

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Rigid-flexible Coupling Analysis of Backhoe Hydraulic

Rigid-flexible Coupling Analysis of Backhoe Hydraulic Excavator Working Device Yongliang Yuan School of Mechanical Engineering, Dalian University of Technology, Dalian 116024, China Abstract. This paper develops a rigid-flexible coupling approach to predict the dynamic performance of

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Rigid-flexible Coupling Analysis of Backhoe Hydraulic

Jun 04, 2018 · In order to study the dynamic performance of the excavator during the mining process, the rigid-flexible coupling model of a excavator is established and carried out for dynamics simulation. The results show that the strength of excavator meets the expected requirement and there is a large optimization space.

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Method for Measuring Surface Mobility of a Finite Plate

Rigid-Flexible Coupling Dynamic Analysis of Excavator Drive Axle p.1053 Axial Force Test and Analysis in Riveting Assembly of Automotive Hub Bearing Unit

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Fatigue life analysis of crawler chain link of excavator

Sep 01, 2017 · The rigid-flexible coupling virtual prototype model with chain link of flexible body is established in RecurDyn, as shown in Fig. 15. The mechanical properties of the material of chain links are shown in Table 2. The simulation analysis in horizontal straight, climbing, and pivot steering conditions is performed.

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Rigid-flexible Coupling Analysis of Backhoe Hydraulic

Jun 01, 2018 · Rigid-flexible Coupling Analysis of Backhoe Hydraulic Excavator Working Device. Yuan, Yongliang. Abstract. This paper develops a rigid-flexible coupling approach to predict the dynamic performance of the excavator, including the stress distribution and stress diagram of curves. In order to study the dynamic performance of the excavator during the mining process, …

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Rigid-flexible coupling dynamics of three-dimensional hub

Rigid-flexible coupling dynamics of three-dimensional hub-beams system. Abstract In the previous research of the coupling dynamics of a hub-beam system, coupling between the rotational motion of hub and the torsion deformation of beam is not taken into account since the system undergoes planar motion. Due to the small longitudinal deformation

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Fatigue life analysis of crawler chain link of excavator

Sep 01, 2017 · The rigid-flexible coupling virtual prototype model with chain link of flexible body is established in RecurDyn, as shown in Fig. 15. The mechanical properties of the material of chain links are shown in Table 2. The simulation analysis in horizontal straight, climbing, and pivot steering conditions is performed.

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