건설발주체계의비교분석 - kapsm.or.kr · PDF file-1-건설발주체계의비교분석․ 박환표한국건설기술연구원선임연구원() 1.서론 건설산업은타산업과달리전통적인산업
제조공정혁신을위한Quality Control&생산성향상방안 · PDF fileContents 1. 서론...
Transcript of 제조공정혁신을위한Quality Control&생산성향상방안 · PDF fileContents 1. 서론...
Quality Control&Control&
ContentsContents1.
1-1
1 2 1-2
1-3
2.
2 1 2 6 CAM2-1
2-2
2-6 CAM
2-7
2-3
2-4
2-8 CNC
2-9
3. 2-5
1 2 3 4 5 6 7 8 9 10 11 12
Germany China USA Japan Nethaland France Italy Belgium Russia UK Canada Korea
(2008)
1461 1428 1287 782 633 605 538 475 471 458 456 422
USA Germany China Japan France UKNethalan
dItaly
Belgium
KoreaCanad
aSpain: www.wto.org
()
: billion $ (10)
2169 1203 1132 762 705 632 573 554 469 435 418 401
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10
($)
72.2 72 52.6 51.6 51.2 50.4 49.9 47 44.7 42.8
: 20.4$OECD :($)
11 12 13 14 15 16 17 18 19 20
42 1 41 6 41 3 41 2 41 2 40 3 39 4 38 1 35 8 35 6
OECD : 38$ 54%
($)
42.1 41.6 41.3 41.2 41.2 40.3 39.4 38.1 35.8 35.6
21 22 23 24 25 26 27 28 29 30
($)
28.3 25.4 24.3
= (GDP) / ( X )
?? !!
TimeQualityCostCost
: :
?
HW
>
CNC
1 8 9
2 7 10
3 6 11 CAM
,
4 5 12
1 1.
IGES (1,500 surfaces)
, ,
S lid Solid
1 1.
-
NX Pro-E
S lidW k
:14 SolidWorks :14,
PowerShape2010 Solid Doctor : 2Solid Doctor : 2, Solid
2 2. Data Exchange Input Format Output Format
Undercut ShadingCatia, Pro-E, Wildfire, Unigraphics NX, SDRC, SolidWorks, Solid Edge,
IGESSTEP
Minimum Shading
SolidWorks, Solid Edge, CimatronParasolid
STEP, IGES, VDA-FS
STEPParasolid XT
Solid Wall
, ,Etc..
Delcam DGK Delcam DGKThickness
Delcam DGKPowerSHAPE psmodels
Delcam DGKDelcam DMT
Surface Inspect
Sections
3 3. Solid Doctor
Duplicate removal
Re-trimming surfaces
Fixing gaps
Adding draft
Auto Surfacing Auto Surfacing
Model Comparep
4 4.
Die Wizard
Slide Core Slide Core Wizard
Electrode Wizard
5 5.
Mold Base WizardWizard
Cooling Wizard
C t Component Wizard
6 CAM6 CAM
6. CAM6. CAM
CAM
CAM CAM :
Customization
-
- DATA
- DATA
-
ProductEngineering/Design
ManufacturingEngineering/Die Design
PanelsProduction/Stamping
DieConstruction Die Tryout
Prototype vehicleConstruction & Testing
Prototype Dies
Die Process
SecondaryTryout/HomeLine
Initial
CAMProgramming Primary Tryout
VerificationI i i l l
Product/Part DesignDesign
Die Layout
Tuning
Production
Machining
Blocking
Initial panelProduction
Die BuyoffDetail Die Design
Patterns Design
Final Machining
Bench
y
Pattern Construction
g
Assembly
Casting
Operation E
Time to Operation 2004
ErrorsTime to
Correct (%)
CAM 713 23%
Pattern 276 13 %
Initial Machining 474 16 %
Blocking 141 9 %
Final Machining 406 34 %
MachiningMachining50%50%
Assembly 272 5 %
Total 2282 100
C t ib t t AContributor to Accuracy
Machine Workspace Errors (M)Servo Errors (M)
Machine StructureControl SystemsThermal (Environment + System) Servo Errors (M)
Path Overshoot (M)Position Lag (M)Excess Velocity (M)
Slides & Spindle DynamicsTool Geometry & StiffnessWorkpiece StiffnessP th i Excess Velocity (M)
Servo Loop Gain (M)Chordal Error (P)P i T hi (P)
Path programmingHuman ErrorsMeasurement Errors
Die ComponentsA
Programming Techinque (P)Cutter Deflection (P)Cutting Forces (P)
ffAccuracy
Die Assembly
System Stiffness (M)Part Geometry (D)Assembly Process (P)
Accuracy Machining Process (P)
D: DESIGN P: PROCESS M: MACHINE
65%
Measurement Tools, 5%
Tool Deflection, 2%
Angular
Squareness, 6%
Environment, 17%
Angular, 9%
Static, 49%Positioning, 59%Straightness, 26%
Dynamic, 27%
7 NC-Checker7 NC-Checker7. , NC Checker 7. , NC Checker
8. CNC - 8. CNC , machines & parts
8 CNC Part Alignment8. CNC Part Alignment
Part-Locator
8. CNC Holder
6.8
8 C C o de
FS DeflectionE Youngs mod
F LoadD Shaft d
S
E Young s moduleL Projection
D Shaft dia.
L
FDeflection is proportional
8
to the cube of projection
2LS
8 CNC 8. CNC
(HSM) , (HPM)
, K.E.=1/2mv
2
5 5 .2, 2.5 3, 4-5
5 . 5
9. 9.
D t
CADSystem
CADData
CADData
Data Translation
y
TranslatedCAD D t
CAMSystem
CAD Data
Tool Paths
Inspection CMM Error
Part & Report
pSoftware Error
9. - OMV Solution Touch Trigger
Probe
RS232
PowerINSPECT
The Delcam OMV SolutionThe Delcam OMV Solution
CAD CADData
CADData
Tool Paths
Part & Report
CNC Machine Error Error
Part & Report Error
OMV - OMV - OMV OMV
1
Break-down
MoveTool
Set up on CMM
InspectBreak-down
MoveTool
Set up on Machine
2 down Tool CMM down Tool Machine
A B C
1 Inspect 2
(On Machine Verification)PowerINSPECT OMV
PowerINSPECT OMV
Inspect
A B C
ReportsReports
PowerINSPECT OMVPowerINSPECT OMV
CNC Machine Solution
CNC Machine , .
T.Q.C
TQC T,Q,C
,
Thank YouThank You