Dynamics Research of RRR-PRP Planar Six Bar Mechanism

2012 ◽  
Vol 479-481 ◽  
pp. 1530-1534
Author(s):  
Ying Wu
Keyword(s):  
Vertical Velocity ◽  
Simulation Analysis ◽  
Three Dimensional ◽  
Structure Optimization ◽  
Solid Model ◽  
Working Process ◽  
End Points ◽  
Technical Performance ◽  
Optimization Parameters ◽  
Set Up

For being convenient for researching the dynamic characteristic and the improvement and use of RRR-PRP planar six bar mechanism, for improving the dynamic technical performance, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that the vertical locations of two end points of rocker are almost no impact on the vertical velocity of slider. The location of block and the horizontal locations of two end points of crank and rocker have less impact on the vertical velocity and acceleration of slider. The vertical locations of two end points of crank have greater impact on the maximum vertical velocity and acceleration of slider.

Modeling and Optimization Research of a Planar Six Bar Mechanism

2012 ◽  
Vol 215-216 ◽  
pp. 921-925
Author(s):  
Ying Wu ◽  
Xu Zhou
Keyword(s):  
Simulation Analysis ◽  
Three Dimensional ◽  
Working Process ◽  
Revolute Joint ◽  
Technical Performance ◽  
Revolute Joints ◽  
Vertical Location ◽  
Vertical Speed ◽  
Optimization Parameters ◽  
Set Up

For being convenient for researching the dynamic characteristic and the improvement and use of the planar six bar mechanism, for improving the dynamic technical performance, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that the vertical location of revolute joint of link and rocker, the location of revolute joint of crank and frame, the horizontal locations of two revolute joints of link are almost no impact on the vertical speed of slider. The vertical locations of revolute joint of frame and rocker and revolute joint of block and slider have less impact on the vertical speed and acceleration of slider. The vertical location of revolute joint of link and crank, the horizontal locations of revolute joint of frame and rocker and revolute joint of block and slider have greater impact on the maximum vertical speed and acceleration of slider.

Research and Simulation of Working Mechanism of Small Shaper

2011 ◽  
Vol 127 ◽  
pp. 202-206
Author(s):  
Ying Wu
Keyword(s):  
Simulation Analysis ◽  
Three Dimensional ◽  
Working Process ◽  
Working Mechanism ◽  
Revolute Joint ◽  
Technical Performance ◽  
Fluctuation Range ◽  
Optimization Parameters ◽  
Ram Speed ◽  
Set Up

For being convenient for researching the dynamic characteristic and the improvement and use of small shaper, for improving the dynamic technical performance, the three-dimensional solid model of working mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of working mechanism was achieved. The structure optimization parameters of working mechanism were obtained. The result proves that the lengths of crank and rocker are almost no impact on the fluctuation range of ram speed. The location of revolute joint between rocker and frame has less impact on the return speed and acceleration of ram. The location of revolute joint between crank and slider impacts greater on the fluctuation range of ram speed.

Simulation Research of Six-Bar Mechanism for Open and Close

2014 ◽  
Vol 644-650 ◽  
pp. 162-166
Author(s):  
Xu Zhou ◽  
Ying Wu
Keyword(s):  
Simulation Analysis ◽  
Three Dimensional ◽  
Horizontal Displacement ◽  
Working Process ◽  
Simulation Research ◽  
Revolute Joint ◽  
Initial Values ◽  
Vertical Location ◽  
Optimization Parameters ◽  
Set Up

For the purpose of researching the six-bar mechanism for open and close and the improvement and use of the mechanism, improving the work efficiency, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that when the vertical location of the upper endpoint of lid were increased the horizontal displacement of the lower endpoint of lid reduced. When the locations of revolute joint of lower rocker and link, the horizontal location of revolute joint of lower rocker and lid, the opening force acting on the lower endpoint of lid were increased the horizontal displacement of the lower endpoint of lid added. The sensitivities of the horizontal displacement of the lower endpoint of lid on the initial values of the locations of revolute joint of lower rocker and link, the horizontal location of revolute joint of lower rocker and lid, the horizontal location of revolute joint of lower rocker and frame are greater. The sensitivities of the horizontal displacement of the lower endpoint of lid on the initial values of the vertical location of revolute joint of upper rocker and link, the vertical location of the upper endpoint of lid, the opening force acting on the lower endpoint of lid are smaller.

Simulation Research of Top-Hung Mechanism for Open and Close

2014 ◽  
Vol 644-650 ◽  
pp. 416-420
Author(s):  
Xu Zhou ◽  
Ying Wu
Keyword(s):  
Simulation Analysis ◽  
Reaction Force ◽  
Three Dimensional ◽  
Revolute Joint ◽  
Initial Values ◽  
Support Reaction ◽  
Vertical Location ◽  
Optimization Parameters ◽  
Reaction Forces ◽  
Set Up

For the purpose of researching the top-hung mechanism for open and close and the improvement and use of the mechanism, improving the work efficiency, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that when the vertical location of the upper endpoint of lid was increased the total support reaction force acting on the lower endpoint of lower rocker by frame reduced. When the horizontal location of revolute joint of lower rocker and frame, the horizontal location of revolute joint of lower rocker and lid were increased the total support reaction forces acting on the lower endpoint of lower rocker by frame added. The sensitivities of the total support reaction forces acting on the lower endpoint of lower rocker by frame on the initial values of the locations of revolute joint of lower rocker and link, the horizontal location of revolute joint of lower rocker and frame are greater. The sensitivities of the total support reaction forces acting on the lower endpoint of lower rocker by frame on the initial values of the vertical location of revolute joint of upper rocker and link, the horizontal location of revolute joint of the lower rocker and lid are smaller. The sensitivity of the total support reaction force acting on the lower endpoint of lower rocker by frame on the initial value of the vertical location of the upper endpoint of lid are least.

Simulation Research of Five-Bar Pneumatic Clamping Mechanism

2013 ◽  
Vol 456 ◽  
pp. 28-31
Author(s):  
Ying Wu ◽  
Xu Zhou
Keyword(s):  
Driving Force ◽  
Simulation Analysis ◽  
Three Dimensional ◽  
Force Transmission ◽  
Simulation Research ◽  
Revolute Joint ◽  
Rotary Actuator ◽  
Vertical Location ◽  
Optimization Parameters ◽  
Set Up

For being convenient for researching the force transmission characteristic and the improvement and use of five-bar pneumatic clamping mechanism, for improving the dynamic work efficiency, for reducing energy consumption, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that the vertical location of revolute joint of pneumatic rotary actuator and rocker, the locations of revolute joint of pneumatic rotary actuator and frame have less impact on the maximum driving force of pneumatic rotary actuator. The horizontal location of pneumatic rotary actuator and rocker, the locations of revolute joint of rocker and frame, the locations of revolute joint of link and block have greater impact on the maximum driving force of pneumatic rotary actuator.

Simulation Research of Six-Bar Slider-Crank Mechanism

2013 ◽  
Vol 655-657 ◽  
pp. 568-572 ◽  
Author(s):  
Ying Wu ◽  
Xu Zhou
Keyword(s):  
Simulation Analysis ◽  
Three Dimensional ◽  
Force Transmission ◽  
Simulation Research ◽  
Revolute Joint ◽  
Vertical Location ◽  
Optimization Parameters ◽  
Set Up ◽  
Driving Torque ◽  
Crank Mechanism

For being convenient for researching the force transmission characteristic and the improvement and use of six-bar slider-crank mechanism, for improving the dynamic work efficiency, for reducing energy consumption, the three-dimensional solid model of the mechanism was established with ADAMS. Each part of the model in ADAMS was set up. Simulation analysis on the working process of the mechanism was achieved. The structure optimization parameters of the mechanism were obtained. The result proves that the locations of revolute joint of rocker and frame, the locations of revolute joint of link and block, the vertical location of revolute joint of upper link and rocker, the horizontal locations of revolute joint of upper link and link are almost no impact on the driving torque of crank. The locations of revolute joint of crank and upper link, the horizontal location of revolute joint of upper link and rocker, the vertical location of revolute joint of upper link and link have less impact on the driving torque of crank. The locations of revolute joint of crank and frame have greater impact on the maximum driving torque of crank.

Simulation Analysis of the Working Process of the Corn Seed Metering Device with Combination Inner-Cell

2012 ◽  
Vol 215-216 ◽  
pp. 160-167 ◽  
Author(s):  
Qing Long Li ◽  
Ji Yang Yu ◽  
Qiang Qiang Zhang ◽  
Jian Qun Yu ◽  
Hong Fu
Keyword(s):  
Simulation Analysis ◽  
Three Dimensional ◽  
Bench Test ◽  
Particle Model ◽  
Test Results ◽  
Working Process ◽  
Corn Seed ◽  
3D Cad ◽  
Novel Method ◽  
Seed Metering Device

A three-dimensional discrete element method analytic model of the corn seed metering device with combination inner-cell was established based on its 3D CAD model, and the three-dimensional particle model of corn seeds was built by using the method of combination spherical particle. The working process of the corn seed metering device was simulated and analyzed by self-developed three-dimensional CAE software. It was observed that the simulative results of the seeding performance, clearing angles and dropping angles of the corn seeds well agreed with the bench test results. A novel method for studying and designing of the corn seed metering device was put forward.

Mechanical System Simulation Analysis of Shearer Cutting Unit Based on Adams

2012 ◽  
Vol 268-270 ◽  
pp. 856-859
Author(s):  
Qing Liang Zeng ◽  
Bin Zhang ◽  
Jian Liang Li ◽  
Xing Hua Wang ◽  
Zai Chao Wu
Keyword(s):  
Mechanical System ◽  
3D Modeling ◽  
Simulation Analysis ◽  
System Simulation ◽  
Three Dimensional ◽  
Solid Model ◽  
Working Mechanism ◽  
Modeling Software ◽  
Direct Reflection ◽  
Cutting Unit

Shearer cutting unit is the main working mechanism of the shearer and its performance is a direct reflection of the performance of the shearer. Three-dimensional solid model of shearer cutting unit mechanical system was built by 3D modeling software Pro/E, and then it was imported into ADAMS through a dedicated interface module. After adding constraints and movement driven and calibrating model, the simulation analysis in the ADAMS was established and analysis of the forces of the three key pin hinge point was achieved, which provided the basis for the shearer cutting unit mechanical system design.

Numerical Simulation Analysis of Deformation in TIG Welding of I-Steel

2011 ◽  
Vol 189-193 ◽  
pp. 2196-2199
Author(s):  
Ling Li Meng ◽  
Yan Qun Huang ◽  
Ming Liu
Keyword(s):  
Finite Element ◽  
Simulation Analysis ◽  
Three Dimensional ◽  
Element Model ◽  
Welding Parameters ◽  
Gas Tungsten Arc ◽  
Dimensional Finite Element ◽  
Welding Sequences ◽  
Set Up ◽  
Three Dimensional Finite Element

Since it is inconsistent and uncontrollable in the experiment, any variance in specimen dimensions, welding parameters and testing conditions will influence the consistency of testing results to some extent. In this paper, the Finite Element Method(FEM) is employed to solve this problem. A three-dimensional finite element model is established to simulate the deformation of I-steel during gas tungsten arc welding (TIG) with FEM software, which is set up to analysis the deformation of I-steel with different welding sequences.

Application of Virtual Prototyping Technology on Kinematical Simulation of Baler Compression Device

2012 ◽  
Vol 591-593 ◽  
pp. 644-647
Author(s):  
Xue Fei Zheng ◽  
Bi Wen Li ◽  
Ying Zhang
Keyword(s):  
Simulation Analysis ◽  
Virtual Prototyping ◽  
Three Dimensional ◽  
Structure Optimization ◽  
High Density ◽  
Digital Model ◽  
Compression Device ◽  
Virtual Prototyping Technology ◽  
Kinematical Simulation

Compression device is the important mechanism of baler. This paper uses the virtual prototyping technology. It analyzes the function of compression device in 9KG-350 high density baler and the three-dimensional digital model of compression device is obtained based on UG package .Then the model is put into ADAMS, and a kinematical simulation analysis is performed. Through the simulation, the whole kinematical process is reflected, gaining the relative kinematical curves of compression device as well. The results can be help in study the design of baler and the structure optimization.

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