QFR No - 8000832050
Defect Details
| NC No. | 8000832050 |
| NC Date | 08/06/2023 |
| NC Submission Date | |
| Part No. | F2BZ05712B |
| Part Name | CAP OIL LOCK - J1D FF (10mm taper) |
| Supplier Name & Code | 101255-MAHAVIR INDUSTRIES |
| ETL Plant | 1117-ETL K-228/9 Suspension |
| Defect Details | NOT AS PER SPECIFICATION-PARALLISUM FOUND NOT OK. |
1. Problem Description
| Defect Description | RE-J1A Cap oil lock parallelism found not ok Observed 0.20 mm , required - 0.020 mm |
| Detection Stage | Receipt |
| Problem Severity | Fitment |
| NG Quantity | 95 |
| Is Defect Repeatative? | No |
| Defect Sketch / Photo |
Supplier Communication Details
| Quality Head Email ID | quality@mahavirind.co.in |
| Plant Head/CEO Email ID | production@mahavirind.co.in |
| MD Email ID |
2. Stock Details & action taken for NG parts
| Location | ETL End | Warehouse | Transit | Supplier FG | Supplier WIP | Total |
|---|---|---|---|---|---|---|
| Total Qty |
300
|
0
|
0
|
0
|
0
|
300
|
| Check Qty |
300
|
0
|
0
|
0
|
0
|
300
|
| NG Qty |
95
|
0
|
0
|
0
|
0
|
95
|
| Scrap | 0 |
| Rework | 95 |
| Under Deviation | 0 |
| Containment Action |
|---|
| All Suspected Material Verify at the Customer End. |
3. Process Flow
| Process Flow Description |
|---|
| RM Inward - Store- Parting-OD Grinding- CNC Turning - Plating - Final Inspection - Dispatch |
4. Process Details
| Process / Operation | CNC TURNING |
| Outsource | Yes |
| Machine / Cell | CNC Section |
| Machine / Cell No. | CNC-2/ CNC |
5. Problem Analysis
| Type | Possible Cause | Fact Verification | Jud |
|---|---|---|---|
| Machine | Parellity out after CNC machining | Heavy Burr Sticked with CNC Jaw | O |
6. Inspection Method Analysis (Current)
| Inspection Method | Instrument |
| Other Inspection Method | |
| Check Point at Final Inspection | Yes |
| Checking Freq. | Sampling |
| Sampling | No |
| Sample Size | 10pcs/Hr |
7. Root Cause Analysis (Occurance)
| Why 1 | Pararellity Not OK |
| Why 2 | During CNC machining job Out |
| Why 3 | Heavy Burr Stick With CNC Jaw |
| Why 4 | Not Air Flushing By Operator |
| Why 5 | |
| Root Cause (Occurance) | 1)Heavy Burr Stick With CNC Jaw. 2)Not Air Flushing By Operator |
Root Cause Analysis (Outflow)
| Why 1 | Pararellity Not OK |
| Why 2 | Paralelity Over Than Required |
| Why 3 | Not detected During Simple Step Gauge Inspection |
| Why 4 | Variable Gauge Not Available For Correction |
| Why 5 | |
| Root Cause (Outflow) | Variable Gauge Not Available For Correction |
8. Countermeasure ( Occurrence , Outflow & System side Actions )
| Type | Countermeasure Details | Responsibility | Target Date | Actual Date | Status |
|---|---|---|---|---|---|
| Occurance | Air Flushing During Each and every part Feeding . | Mr. Pralhad Bhawar | 24/06/2023 | 26/06/2023 | Completed |
9. Inspection Method After Customer Complaint
| Change In Inspection System | Yes |
| Change Details | Plunger Dial Provide on Machine |
| Inspection Method | Instrument |
| Other Inspection Method | |
| Check Point at Final Inspection | Yes |
| Checking Freq. | Sampling |
| Sampling | No |
| Sample Size | 20nos |
10. Evidance of Countermeasure
| Occurance (Before) |
Air Gun Facility not Available 467_Occurance_Before.jpeg |
| Occurance (After) |
100% Air Gun Facility Provide On Machinie . 467_Occurance_After.jpeg |
| Outflow (Before) |
Step Gauge For Parellelity Inspection 467_Outflow_Before.jpeg |
| Outflow (After) |
Dial Gauge Provide On Machine . 467_Outflow_After.jpeg |
11. Horizontal Deployment
| Horizontal Deployment Required | Yes |
| Applicable Machine / Model / Plant | For All Cap Oil Lock |
12. Document Review
| Documents | ControlPlan, WISOP |
| Specify Other Document | YES |
13. Effectiveness Of Action
| Reviewed Quantity | |
| Reason for submission |