design in face-shovel hydraulic excavator based on...
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Simulationbehavior
Pre-concept Concept Pre-study Industrialisation
Requirement specification Decision basis
G-3 G-1 G-1
Investigation problem
Design concept
Formulateproblem
Createbe-vioursystem
Production
G-8
Design model Design model Design model
Requirementspecification Requirement
specification
Problemstatement
Simulationresult
Simulationfile
Requirementspecification
VISPdemonstrator
VISPdemonstrator
Subsystemmodels
Activeenvironment
ADAMS ANSYS
Formulateproblem
Problemstatement
Create behavioursystem
Simulationbehavoiur
Simulationmodel
Requirement specificationProject: (Requirement-kinematics-20120830)Attribute: The static maximum working range and the
performance in lifting, digging, horizontalpushing condition of the work device
The static maximum working range: worl-envelop.jpg
Decision basisProject: (Decision-basis-20120830)Context: Work deviceGate : G-1Wok envelop: work-envelop.jpgDecision basis: prob-envelop-2012830
Design concept CreateBeviour system
Formulateproblem
Subsystemmodels
Workcondition
ADAMS
Simulationbehavoiur
Prob-envelop-2012830
The work device of hydraulic excavator
How much is the static maximum working range of the work device?How much about the performance of lifting, digging and horizontalpushing condition?
Req-kinematic-2012830
Work-envelop-2012830
Simulation-envelop-2012830
Answer-envelop-2012830
Name
Context
Description
Applies to
Attribute
Simulation model
Problem answer
Work-envelop-2012830
The work device of hydraulic excavator
The static maximum range and the performance in lifting digging,horizontal pushing conditions of the work device
Maximum digging radius (>15.35 m), maximum digging height(>17.85 m), maximum digging depth (<-3.42 m), both cylindermaximum arm of force (>2.6 m), boom cylinder minimum arm offorce (>1.24 m), arm of force (>1.54 m)
Work-envelop-2012830
Simulation-envelop-2012830
Answer-envelop-2012830
Name
Context
Description
Value
Image
Problem answer
Problem answer
Bucket
Arm
Boom
a
b
f
h
i
c
g
de
Model-specificetion-2012830
The work device of hydraulic excavator
Calculate the static maximum working range of the work device
Problem-envelop-2012830
Application ADAMS
Bucket, arm, boom, bucket cylinder, arm cylinder, boom cylinder
Name
Context
Description
Problem
Target application
Submodel
Simulation-specificetion-2012830
The work device of hydraulic excavator
Calculate the static maximum working range of the work device,verify the perform of the work device in lifting, digging andhorizontal pushing codition
Model-specification-2012830
WE-calculation-20120830
Bucket, arm, boom, bucket cylinder, arm cylinder, boom cylinder
Name
Context
Description
Problem
Model specification
Simulation file
3500.0
3000.0
2500.0
1500.0
1000.0
500.0
0.000.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0
Time (sec)
Boom
Arm
Bucket
Len
gth
(mm
)
20.0
15.0
10.0
5.0
0.0
-5.00.0 4.0 8.0 12.0 18.0
X (L/m)
Y (L
/m)
Decision-basis-2012830Decision basis for optimization designof the work device
15.392 (m)
6.427 (m)
17.921 (m)
2.601(m)
1.306(m)
1.561(m)
0-33°
5°
5.51(m)
Problem-envelop-2012830
Name
Description
General attributes
Maximum digging radius
Maximum digging depth
Maximum digging height
Boom cylinder maximum arm of force
Boom cylinder minimum arm of force
Arm cylinder maximum arm of force
Change of bucket angle in lifting
Bucket relief angle in digging
Maximum distance in horizontal pushingwithout changing in bucket relief angle
Decision basis
