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3 Miba Bearing Quality

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Quality
Innovation in Motion
MIBA Bearing Group
© Miba 2006
Quality
Quality
Contents
- Quality Certificates
- Customer Quality Rating
- Quality Assurance
- Sensitive Dimensions
Innovation in Motion
Quality
Quality Certificates
We are certified according to
ISO 9001:2000 and
ISO TS 16949 Standard
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Quality
Quality Certificates
Concerning environmental
aspects, we are certified
according to ISO 14.001 :2004
Standard.
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Quality
Innovation in Motion
Quality Certificates
Certification prospects:
For the time being we are already fulfilling more advanced
customer quality requirements on request. Those requirements
are for example:
•FMEA (failure mode and effective analysis)
•MSA ( measurement system analysis)
•PPAP (production part approval process)
•APQP (advanced product quality planing), capability studies ...
•TS 16.949 (this standard includes QS 9000 as well as VDA 6.1),
Quality
Customer Quality Rating
Pratt&Whitney
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Quality
Customer Quality Rating
DAF Trucks
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Quality
Quality Assurance
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Quality
Innovation in Motion
Quality Assurance
Manufacturing
Continuos accompanying manufacturing
quality assurance:
• automatically data acquisition out of
process related quality-checks
• automatically calculated statistical
parameters and Quality Charts by
Software
• traceability of produced quality possible
at anytime
• basis of further analysis in database
Sputtering
Electroplating
Quality
Innovation in Motion
Quality Assurance
CASQ-it 9000
Now we are on the way to implement
the new CAQ Software module after
module.
QDA (Quality Data Acquisition)
IGI (Incomming Goods Inspection)
CMEC (Complaint Management and
Error Cost Analysis)
Quality
Innovation in Motion
Analysis
Laboratories are best equiped:
• Atomic Absorbation Spectroscopy, Plasma emission Spectroscopy
• Metal microscope, Scanning electron microscope Phillips XL30
• Micro analysis: EDX: “Sigma Scan Pro”, ...
Quality
Measurement
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Quality
Innovation in Motion
Process Improvement
Pre – Quality Planing

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
Data of production and final inspections are
uploaded to a database
Current process capability is structured
according to the most important influences
Application Engineers are able to consider
possible tolerances before the production
started by the “Process capability matrix”
Quality Improvement Database



Data of final inspections are uploaded to a
database
Current process capability is structured
according to each business unit
Quality results are visualised and
structured according to the most important
influences.
Quality
Innovation in Motion
Bearing Dimensions
Bearing shells and thrust
washers
1. Free spread
2. Lug (tang) width
3. Lug (tang) position
4. Lug (tang) relief
5. Bearing width
6. Partial oil groove
7. Parting line relief
8. Bearing internal diameter
9. Countersunk oil hole
10. Bearing back
11. Wall thickness
12. Outside edge
13. Inside edge
14. Lug (tang) protrusion
15. Joint face
16. Oil pocket
17. Lug (tang) length
18. Thrust washer
thickness
19. Running surface
20. Thrust face
21. Oil groove
22. Locating lug (tang)
23. Bearing length
24. Distance between
flanges
25. Locating notch
26. Relief on thrust face
27. Relief
28. Flange thickness
29. Lubrication slot
30. Relief on thrust face
31. Oil groove
32. Flange diameter
Quality
Innovation in Motion
Bearing Dimensions
Bushings
1. Oil pocket
2. Oil hole
3. Inside diameter
4. Outside diameter
5. Length
6. Mating faces
7. Clinch butt
8. Oil groove
9. Location notch
10. Axial oil groove
Quality
Innovation in Motion
Key Features
Quality
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Sensitive Dimensions
relief close to
parting line
• bore deviation during mounting and
operation load
•  Adjusted wall relief compensates
deviations up to some extent
f.e. up to - 20µm
et1
Quality
Innovation in Motion
Sensitive Dimensions
Key Features
Bearing Type 14
thick bearing material
thin binding foil
Quality
Innovation in Motion
Sensitive Dimensions
Key Features
Quality
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Bearnig Dimensions
Necessary to
mount the bearing
properly in the
housing
Quality
Innovation in Motion
Sensitive Dimensions
parting line
running surface
deburring
bearing back
Necessary to
mount the bearing
properly in the
housing
Quality
Sensitive Dimensions
Innovation in Motion
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