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SonaGroupTRANSCRIPT
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Moving Towards Zero Breakdown
2/26/2013 Sona Okegawa Precision Forgings Ltd. 1
Ratanmani Kukreti
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ContentsContents
Company Profile Group Structure Outline Of Company Products Customers Process Chain Of Precision Parts Approach Towards Zero Breakdown Step to achieve Zero Failure Case Study - 1 (Electrical Break Down) Case Study 2 (Mechanical Break Down) Results
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Group Structure :
SONA GroupSONA Group
SONA AUTOCOMP USA
SONA AUTOCOMP USA
SONA KOYOSTEERINGSYSTEMSLTD.
SONA KOYOSTEERINGSYSTEMSLTD.
MAHINDRASONA LTD.
MAHINDRASONA LTD.
SONA OKEGAWAPRECISION
FORGING LTD.
SONA OKEGAWAPRECISION
FORGING LTD.
SONAeDESIGN &
TECH.
SONAeDESIGN &
TECH.
AUTO COMPONENTS AUTO COMPONENTS SERVICESERVICE
LEGALLEGAL
ITIT
Dr. Surinder KapurDr. Surinder Kapur
FINANCEFINANCE
GROUP SHARED SERVICESGROUP SHARED SERVICES
CONTROLLERCONTROLLER
FUJI AUTOTECH
EUROPE
FUJI AUTOTECH
EUROPE
GLOBAL
CORP. AFFAIRSCORP. AFFAIRS
SONA MOBILITY
SERVICES LTD (SIXT)
SONA MOBILITY
SERVICES LTD (SIXT)
MOBILITY
SONA AUTOCOMP EUROPE
SONA AUTOCOMP EUROPE
SONA STAMPINGSSONA STAMPINGS
FAFFAF
FABFAB
FKCFKC
FAABFAAB
SONA BLW PRECISION FORGING
EUROPE & USA
SONA BLW PRECISION FORGING
EUROPE & USA
JSAIJSAI
SFALSFAL
KOYO SONA ELECTRONICS LTD.
KOYO SONA ELECTRONICS LTD.
SOPL, PuneSOPL, Pune
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Laurels
Brief History Sona Group is currently the largest manufacturer of steering systems and forged parts for passenger cars and
utility vehicle market in India. The group turnover is over `40 Billion ($ 810 Mn) with number of employees
over 3800. Sona group is diversified in auto components & services. It has 17 manufacturing plants with 4
companies overseas..
The Beginning Technology Tie-Ups
Extending Partnership
Growth for Domain Leadership
Global Footprint
Technical Agreement with Koyo for Manual Steering Gear and Column
Sona Steering enters a JV agreement with Maruti Udyog Ltd.
Sona Steering Systems Ltd. commences production
Sona Steering Systems Ltd., a JV with Maruti, lists through an IPO
Incorporation of Sona Somic Lemforder Components Ltd.
Incorporation of Mahindra Sona Ltd.
Mahindra Sona acquired the MSL Division of M & M
Technical Collaboration with Koyo for Power Steering Gear
Joint Venture company formed with MMTLSona Okegawa Precision forgings Ltd.
Incorporation of Sona e-Design
Koyo increases stake in Sona Koyo to 20.5%Sona Cold Forgings commences
productions
Sona Okegawa commences
production of bevel gears for domestic market & exports
Sona Koyo Steering Systems Ltd. receives Deming Prize
Acquire 21% stake in Fuji Autotech France S.A.S.
Merger of Sona Somic Lemforder and Sona Cold Forging Ltd.
20102005200019951990
New JVs
JTEKT-Sona Automotive India Ltd.
Sona Fuji Kiko Automotive Ltd.
Sona Okegawa,Pune started commencing Production
Acquisition Sona BLW
Prazisionsschmiede GmbH formed
Awards
Sona Okegawa Gurgaon Plant Received TPM Excellence Award
Certifications
Sona Okegawa Certified for IMS (QMS,EMS & OHSAS)
1985
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Sona is a Company with a Global Footprint
Sona AutoComp USASouth Carolina, USA
100% Subsidiary of Sona Group
Sona BLW Precision ForgeNorth Carolina, USA
100% Subsidiary of Sona Group
Fuji Autotech Brazil
Sona Group India16 Plants
Sona BLW Przisionsschmiede 3 Plants in Germany
100% Subsidiary of Sona Group
Fuji Koyo Czech (FKC)
Sona AutoComp EuropeMontbeliard, France
100% Subsidiary of Sona Group
Fuji Autotech EuropeMandeure, France
Sona 17%
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Sona Group - Overview
The Sona Group it one of Indias leading companies
Turnover 11/12: > ` 40 billion ( $ 810 Million)Employees 11/12: > Over 3800
The Sona Group has a strong portfolio of established businesses that includes manufacturing and IT.
Manufacturing INFORMATION TECHNOLOGYMOBILITYSERVICES
SONA E-DESIGN AND
TECHNOLOGIESSIXT RENT A CAR
SONA KOYO STEERING SYSTEMS
MAHINDRA SONA
SONA OKEGAWAPRECISION FORGINGS
Steering and Driveline Systems
Propeller Shafts, Axle & Clutches Forgings,Differentials
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Company ProfileCompany Profile
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Plant Layout
Hall 1
Hall 2
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MilestonesMilestones
JV Company Promoted by Sona Koyo in Collaboration with MMC, Japan1995
20th Nov. Commercial Production & Exports to Japan Started1998
Synchronizer Ring Production Started2002
ISO / TS 16949 Certified in Nov.2003
ISO 14001:1996/EN ISO 14001in Feb2004
Commercial Production Started at Pune Plant2005
New Agreement Signed with MMTL2006
2007TPM Kickoff & Diff. Case Assembly started.
200830th Jan Acquisition of Sona BLW
TPM Re-Kickoff in Jan20092009
2011TPM Excellence in Dec 2011
OHSAS 18001Sep122012
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Products
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Steering column
Rear axle
Steering Gear Assy
Propeller shaftClutch diaphragm
Seat Recliner
Bevel Gear
Product Range
Speed Gear
Differential Assembly
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Main ProductsMain Products
Over 250 Parts
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Fiat India
(SKSSL)
Mahindra &
Mahindra
Maruti Suzuki
Spicer India Ltd.
Suzuki
Powertrain
Tata Motors
Ltd. (SKSSL)
Passenger
car & SUV
Albion
Automotive
American Axle
Automotive
Axle
Axle India
Axle Tech
Diamler India
Force Motors
HV Axle
Spicer India
Tata Motors
Volvo Eicher
Commercial
Vehicles
Carraro India
Escorts Tractors
International
Tractors Ltd.
John Deere
Mahindra &
Mahindra
Mahindra Swaraj
New Holland India
TAFE
TMTL (Eicher)
Tractor
Dana India
Grazziano
Lombardini
Mahindra &
Mahindra
Mahindra Swaraj
New Holland
india
TAFE
TMTL (Eicher)
Off Highway
Equipments
Case New
Holland (USA)
John Deere
(Iberica)
Tirth Agro
Farm
EquipmentConstruction
Equipments
JCB
Key ProductsPrecision Forged (net shaped) Bevel Gears, Differential Case Assemblies and
Synchronizer Rings for Automotive and Other applications.
Customers
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Process Chain of Precision PartsProcess Chain of Precision Parts
Precision Hot Forging on Conventional press lines 300 t bis 1250 t
Cold Coining of the functional surface with hydraulic press lines700 t
Die Manufacturing
Machining on full automatic cutting lines
Broaching of precision forged parts
Heat Treatment exactly matching to product requirements
Flexible packaging according to customersrequirements
Continuous quality from tooling to finished part
Automotive World
Design
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FacilitiesFacilitiesForging Capabilities
Friction Driven (800 Ton)
Servomotor Driven (1250 Ton)
Forging Press Type Age Qty.
Capability
L Wt.
1250 TonServomotor
Driven (Simplex)
2 Yrs 1 200 mm 300 mm 10 Kg
800 Ton Friction Driven (Duplex) 14 yrs 2 180 mm 220 mm 6.5 Kg
400 Ton Friction Driven (Duplex) 14 yrs 2 115 mm 75 mm 2 Kg
400 TonServomotor
Driven (Simplex)
5 yrs & 8 yrs 2 90 mm 70 mm 1 Kg
400 TonServomotor
Driven (Simplex)
1 yrs 1 90 mm 70 mm 1 Kg
300 TonServomotor
Driven (Simplex)
5 yrs 1 65 mm 30 mm 0.6 Kg
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Facilities Machining Capabilities
Machine Make Age Qty.
Automated CNC Turning Centre Mazak 1yr 6 Nos.
CNC Turning Center Takisawa, Mazak, Ace, LMW 1 Yr. to 14 yrs 35 Nos.
Vertical Turning Lathe Takishawa 1yr 3 No.
Angular Head Grinder Micromatic 7 months to 12 yrs 3 Nos.
Drilling & Tapping Center AMS, Fanuc 1Yr to 4 yrs 3 Nos.
Broaching Taiga, Cranebell 6 yrs to 14 yrs 2 Nos.
Centerless Grinder HMT 1 Yr 1 No.
Honing Nagel 14 yrs 1 No.
Hobbing Cooper 22 yrs 2 Nos.
CNC Gear Hobbing Mitsubishi 1 yr 1No.
SPM (Case Line) Tasa 10 yrs 4 Nos.Shaving Kanzaki 1 yr 1 No.
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Facilities Heat Treatment
Case CarburizingCase Carburizing
Carbo NitridingCarbo Nitriding
HardeningHardening
Machine Make Age Capacity Qty.
Sealed Quench Furnace Line
Oriental Engg. Japan
5 yrs 1000 Kg 3 Nos.
6 yrs 1000 Kg 3 Nos.
12 yrs 600 Kg 3 Nos.
IPSEN India 1 yrs 1200 Kg 4 Nos.
Nitriding Furnace IPSEN India 1 Yrs 600 Kg 1 No.
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Processes:Processes:
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Facilities: Design & Development Software
UnigraphicsUnigraphics--NX7NX7Solid Edge V20Solid Edge V20 DeformDeform--Form SimulationForm Simulation
ANSYSANSYS Frenco Spline SoftwareFrenco Spline SoftwareHYPERMILLHYPERMILL
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Pyrometer For Billet Temp.
Forging
Pressure Gauge For Coining Press
Coining
Dial & Gauges For Inspection
Soft Machining
Air Gauges & Dial For Inspection
Hard Machining
100 % Gauging Inspection
Process Confirmation
100 % Visual Inspection
Visual Inspection
Quality Assurance - Process Validation
Load & Pressure Gauge For Forging Press
Sequential Pokayoke
Diff. Case Assembly
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Quality Assurance- Metrology & Metallurgical Lab
Gear Accuracy TesterBearing Contact Tester CMM
Metallurgical Microscope Micro Vickers Hardness Tester
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Respect for the Individual
Service to the Customer
Excellence in the pursuit of our Goals
MOTTO
Think!
Create a Company That India is Proud of
To Make Sona A Partner Of Choice to Global Customers
MISSION
An organization of energized and involved employees.
Growing and achieving high profitability.
Supplying to major global OEMs directly or indirectly.
At least 50% of sales overseas,
Be #1 in every business line
VISION
Sona Vision 2020
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Inter-relation of Companys overall Policies
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Planned Maintenance Organisational Structure :
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Relation Between TPM Policy And PM Pillar:
Planned Maintenance PillarTPM Policy
To enhance the operational
efficiency and equipments by
achieving Zero breakdowns and
Zero defects
Data collection of all the break
down, break down matrix, why-why
analysis and implementing PM,CBM
and TBM activities
Optimization of process and
resources
Optimization of process and resources by
eliminating minor stoppage and re-storing
optimal condition
Create Visual Factory Expose losses and problems
Trained ,Skilled and Motivated
employees for the first time right job
Motivations by autonomous maintenance
and Implementing MP Kaizen
To achieve a safe and green factory
through Zero accidents and Zero
Pollutions
By eliminating un-safe conditions, arresting
air, oil and water leakage and conservation
of natural resources
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Methodology to achieve Zero Methodology to achieve Zero Break DownBreak Down
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Zero Breakdown Approach
Problem Discussion with J-H
Problem Analysis with J-H
Root Cause Analysis
Countermeasures
Implementation of
Countermeasures
Horizontal Deployment
Problem Discussion with PM team
Problem Analysis with Electrical &
Mechanical Engineers
Root Cause Analysis
Countermeasures
Raise MP Sheet / Update Standards
Implementation of Countermeasures
Problem Analysis
Horizontal Deployment
Problem Discussion with DM
team
DO FMEA
Release DCN(Design Change
Note)
Monitor for 3 Months
Implementation of Design
Changes
Raise MP Sheet / Update
Standards
Horizontal Deployment
NO
IF OK
NO
IF OK
OPERATION (Operator error, Fatigue,
Equipment & personnel safety)
ENHANCING RELIABILITY (Accelerated Deterioration,
Restoration & Improvement of Equipment Condition)
ENHANCING DESIGN (
Uncontrolled Stresses &
Insufficient Stress)
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Step Wise Activity for Zero Break Down
Step ActivityActivityActivityActivity
Step-1 Maintaining Basic Condition
Step-2 Restoring or Preventing Deterioration
Step-3 Maintaining Operating Standards
Step-4 Time Based Maintenance
Step-5 Predictive Maintenance (CBM)
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Activity :
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Step 1 Maintaining Basic Condition
Jishu- Hozen Keikaku Keikaku Keikaku Keikaku ---- HozenHozenHozenHozen
Initial Cleaning Analysis of Present Status
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Step 2 Restoring Or Preventing Deterioration
Jishu- Hozen Keikaku Keikaku Keikaku Keikaku ---- HozenHozenHozenHozen
Counter Measure Against SOC & HTARestoration and Improvement of the Deteriorated
Equipment
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Step 3 Maintaining Operating Standards
Jishu- Hozen Keikaku Keikaku Keikaku Keikaku ---- HozenHozenHozenHozen
Draft Tentative Cleaning, Oiling & Inspection Standards Tentative Standard Maintenance Procedure
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Step 4 Time Based Maintenance
Keikaku Keikaku Keikaku Keikaku ---- HozenHozenHozenHozen
Time Based Maintenance
Methodology Example
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Step 5 Predictive Maintenance (Cbm)
Keikaku Keikaku Keikaku Keikaku ---- HozenHozenHozenHozen
Predictive Maintenance (CBM)
Methodology Example
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CASE STUDY
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Equipment
Induction Heater Forging Press Slow Cooling Conveyor
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Failure Analysis :- Analysis by Branch wise
Stratification of Mechanical & Electrical Failure ( Nos./Branch) 400 Ton press
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Failure Analysis :- Analysis by Equipment Wise (Electrical)
Total 17 Phenomenon
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Design Change Kaizen (Electricals)
Case Study- No. 11. Problem Description:- Convertor Failure Occurrence in Induction Heater Resulting in Tripping
Equipment Under Study- 250 KW Induction Heater
Induction Coil
Pusher
Induction Heater
Capacitor Bank
Billet Loader
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Design Change Kaizen (Electricals)
Case Study- No. 12. Kaizen Theme:- To Eliminate Induction Heater Failure
S.NO. PhenomenonF08 F09 F10 F11 F12
F13 (Till 10 Jul' 2012)
Break Down Frequency
1 Induction Heater Trip 53 14 59 16 20 42 Converter Failure 17 6 21 10 6 53 LMD Wheel Not Working 14 3 10 3 0 04 Temp Problem 4 1 3 3 44 105 Starting Failure 1 1 1 1 1 7
6 Bus Bar Clamping Problem 0 3 12 3 1 07 Over Frequency Alarm 0 0 0 2 0 0
3. Data Collection:- Phenomenon wise Break Down Data for 250 Kw induction
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Case Study- No. 1
4. Root Cause AnalysisProblem:- Induction Heater Tripping
Why Phenomenon Answer Action
Why -1 Converter Failure
Dc Voltage Is Not Converted In To Ac Single Phase
Check Inverter Section
Why-2
Dc Voltage Is Not Converted In To AC Single Phase
Inverter Circuit does Not perform
Check Protection Circuit
Why-3 Inverter Circuit does not perform Thyrister Blow off
Replace Thyrister
Why-4 Thyristor Blow off Not Known
Problem:- Induction Heater Tripping Why Phenomenon Answer Action
Why -1 Converter Failure Reset Induction Heater
Problem:- Induction Heater Tripping Why Phenomenon Answer Action
Why -1 Converter Failure
Dc Voltage Is Not Converted In To Ac Single Phase
Check Inverter Section
Why-2
Dc Voltage Is Not Converted In To Ac Single Phase Thyrister Failure
Replace Thyrister
Why-3 Thyrister Failure Insufficient Cooling Provide More Cooling
Why-4 Insufficient Cooling
Water Pressure (1kg/Cm2) & Flow (11 Lpm) Is Less At Heat Exchanger Inlet
Increase Water Pr. & Flow
Why-5
Water Pressure (1kg/Cm2) & Flow (11 Lpm) Is Less At Heat Exchanger Inlet Pump Efficiency Is Low
Increase Pump Efficiency
Problem:- Temperature Variation
Why Phenomenon Answer Action
Why -1 Billet Temperature Drops
Stop Induction Heater and reset
Every Individual part of the induction Heater was
replaced with New part including PCB cards, But
Problem could not be solved
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Case Study- No. 1
What Next When No Root
Cause is found ?Why- Induction Heater Not Working ?Why- Convertor Failure Caption Illuminate ?
Why- Over Voltage, Over Frequency & Starting Failure LED "Glow " inspite of all the parameter within range ?Why- Temperature drop in Billet when 41 & above Diameter is heated ?
Cross Functional TeamName Dept.
Mr. Vipin ManufacturerMr. Vivek ManufacturerMr. Jaideep Project DesignMr. Amit Sharma Project DesignMr. Mukesh MaintenanceMr. Harcharan MaintenanceMr. Multan Maintenance
4. Brain Storming
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Case Study- No. 1
12 PCB cards are attached to one Mother board
with interlocking to each other
5. Design Change for Electrical & Electronic Circuit
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Case Study- No. 1
6. OutcomeOne Single Card was developed 7. Result For Induction Heater
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Case Study No.- 2
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Case Study- No. 2
1. Problem Description:- Interruption Due to Die Lubricant Equipment Under Study- Die Lubricant System
Die Lubrication Tank Diaphragm Valve with solenoid coil
Tank PumpStirrer Diaphragm Valve with solenoid
coil
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Design Change Kaizen (Mechanical)
Case Study- No. 22. Kaizen Theme:- To Eliminate Die Lube Breakdown Phenomenon
S.NO. PhenomenonF08 F09 F10 F11 F12
Break Down Frequency
1 DIE LUB NOT WORKING 81 39 81 80 108
2 INDUCTION HEATER TRIP 53 14 59 16 20
3 MIDDLE CONVEYOR NOT WORKING 34 9 0 0 0
4 PRESS NOT WORKING UP & DOWN 27 10 30 26 16
5 PRESS LOAD PROBLEM 0 16 13 6 9
6 COIL LEAKAGE / WATER PIPE LEAKAGE 26 24 0 0 0
7 CONVERTER FAILURE 17 6 21 10 6
8 EJECTOR PIN NOT WORKING 16 14 0 0 0
9 LMD WHEEL NOT WORKING 14 3 10 3 0
10 FOOT SWITCH NOT WORKING 11 2 6 0 5
3. Data Collection:- Phenomenon wise Break Down Data for 400Ton Forging Press
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Case Study- No. 24. Root Cause AnalysisPROBLEM:- INTERRUPTION DUE TO DIE LUBE FLOWING
CONTINUE FROM VALVEWHY PHENOMENON ANSWER ACTION
WHY -1
DIE LUBE FLOWING CONTINUOSLY FROM NOZZLE
DIE LUBE VALVE REMAIN OPEN CLOSE DIE LUBE VALVE
WHY-2
DIE LUBE VALVE REMAIN OPEN
VALVE DIAPHRAGM RAISED FROM ITS SEATING
ALLOW DIAPHRAGM TO SETTLE PROPERLY
WHY-3
VALVE DIAPHRAGM RAISED FROM ITS SEATING
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
CLEAN DIAPHRAGM OF VALVE
WHY-4
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
SHARP BEND IN DIE LUBE TRANSFER PIPE LINE
ELIMINATE SHARP BENDS
WHY-5
SHARP BEND IN DIE LUBE TRANSFER PIPE LINE
DIE LUBE TANK TOO FAR FROM THE PRESS
BRING TANK NEAR TO THE PRESS
PROBLEM:- MTTR IS HIGH
WHY PHENOMENON ANSWER ACTION
WHY -1 MTTR IS HIGH FAULT DIAGNOSYS IS TIME CONSUMINGMAKE FAULT DIAGNOSYS EASY
WHY-2 FAULT DIAGNOSIS IS TIME CONSUMING
FIVE TIMERS , CONTACTORS AND RELAYS ARE INTER CONNECTED WITH TOO MANY WIRES
REDUCE THE WIRE
WHY-3
FIVE TIMERS , CONTACTORS AND RELAYS ARE INTER CONNECTED WITH TOO MANY WIRES
ELECTRICAL CIRCUIT IS MADE WITH RELAY LOGIC
CONVERT RELAY LOGIC TO PROGRAMME LOGIC
PROBLEM:- INTERRUPTION DUE TO DIE LUBE NOT FLOWING FROM VALVE
WHY PHENOMENON ANSWER ACTIONWHY -1
DIE LUBE STOPS FLOWING FROM NOZZLE
DIE LUBE VALVE DOES NOT OPEN
OPEN DIE LUBE VALVE
WHY-2
DIE LUBE VALVE DOES NOT OPEN VALVE OUTLET GETS CLOGGED
REMOVE CLOGGING
WHY-3
VALVE OUTLET ORIFICE GETS CLOGGED
DIE LUBE SEDIMENTS ACCUMULATE AT THE OUTLET ORIFICE OF VALVE CLEAN VALVE
WHY-4
DIE LUBE SEDIMENTS ACCUMULATE AT THE OUTLET ORIFICE OF VALVE ORIFICE SIZE IN ONLY 1MM
INCREASE ORIFICE SIZE
WHY-5 ORIFICE SIZE IN 1MM STANDARD DESIGN CHANGE DESIGN
PROBLEM:- INTERRUPTION DUE TO DIE LUBE FLOWING CONTINUE FROM VALVE
WHY PHENOMENON ANSWER ACTION
WHY -1
DIE LUBE FLOWING CONTINUOSLY FROM NOZZLE DIE LUBE VALVE REMAIN OPEN
CLOSE DIE LUBE VALVE
WHY-2
DIE LUBE VALVE REMAIN OPEN
VALVE DIAPHRAGM RAISED FROM ITS SEATING
ALLOW DIAPHRAGM TO SETTLE PROPERLY
WHY-3
VALVE DIAPHRAGM RAISED FROM ITS SEATING
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
CLEAN DIAPHRAGM OF VALVE
WHY-4
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
PILOT PRESSURE ORIFICE IS CLOGGED
CLEAN PILOT RESSURE ORIFICE
WHY-5
DIE LUBE SEDIMENTS ACCUMULATE IN PILOT ORIFICE ORIFICE SIZE IN ONLY 1MM
INCREASE ORIFICE SIZE
WHY-6 ORIFICE SIZE IS 1MM STANDARD DESIGN CHANGE DESIGN
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Case Study- No. 24. Design Change for Die lube Pump and Valve
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PROBLEM:- INTERRUPTION DUE TO DIE LUBE FLOWING CONTINUE FROM VALVE
WHY PHENOMENON ANSWER ACTION
WHY -1
DIE LUBE FLOWING CONTINUOSLY FROM NOZZLE
DIE LUBE VALVE REMAIN OPEN
CLOSE DIE LUBE VALVE
WHY-2DIE LUBE VALVE REMAIN OPEN
VALVE DIAPHRAGM RAISED FROM ITS SEATING
ALLOW DIAPHRAGM TO SETTLE PROPERLY
WHY-3
VALVE DIAPHRAGM RAISED FROM ITS SEATING
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
CLEAN DIAPHRAGM OF VALVE
WHY-4
DIE LUBE SEDIMENTS ACCUMULATE IN DIAPHRAGM SEAT
PILOT PRESSURE ORIFICE IS CLOGGED
CLEAN PILOT RESSURE ORIFICE
WHY-5
DIE LUBE SEDIMENTS ACCUMULATE IN PILOT ORIFICE
ORIFICE SIZE IN ONLY 1MM
INCREASE ORIFICE SIZE
WHY-6ORIFICE SIZE IS 1MM STANDARD DESIGN
CHANGE DESIGN
06 DIAPHRAGM VALVES ARE USED
FOR SPRAYING DIE LUBE
1 MM ORIFICE
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Case Study- No. 25. Design Change for Die lube Pump and Valve
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02 Rotary Actuator with
less bends Introduced
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Case Study- No. 2
4. Design Change for Die lube Pump and Valve
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Kaizens done to eliminate Breakdown Phenomenon
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Result for Die Lubrication Problem
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Phenomenon
Reason
YEAR
81 39 82 80 108 50 0 52
Counter Measures2
F08 F09 F10 F11 F12F13
(NOV 12)
Dec-12 Jan-13
DIE LUB NOT
WORKING
Die Lub. Valve Choke 38 28 38 30 32 6 0 0 Diaphragm Valve Replaced with Rotary Actuator
Timer Setting Disturb 7 3 2 2 0 0 0 0 Relay Logic with timer Changed to PLC with MMI
Die Lub .Pump Problem 13 0 9 12 23 12 0 0 Pump Removed & Gravity Feeding Started From a height of 6 Mtr.
Relay Loose / Faulty 5 3 0 1 1 0 0 0 Relay Logic Changed to PLC Air Setting Disturb 2 0 0 0 0 0 0 0 JH Step 3Die Lub Pipe / Line Choke 7 0 6 2 23 19 0 0 No. of Bends Reduced & SS pipe
introduced
Die Lub Sensor / Cable Problem 9 0 2 0 1 1 0 0 Relay Logic Changed to PLC Die Lub Stand Broken 0 1 0 0 0 0 0 0 JH Step 3Die Lub Fitting Wear / Broken 0 4 3 0 4 4 0 0 No. of Bends Reduced Die Lub Valve Coil Faulty / Loose 0 0 6 6 2 0 0 0
Diaphragm Valve Replaced with Rotary
Actuator
Die Lub Filter Choke 0 0 13 23 19 0 0 0 Filtering element Removed & Stirer system Design Improved
MCB Trip / Supply Missing 0 0 1 0 0 0 0 1
Air Pressure Disturb 0 0 1 0 1 2 0 0 JH step 4 & 5 implementationWire Loose / Short 0 0 0 4 2 2 0 0 JH step 4 & 5 implementationDie Lub Cylinder Mounting Loose / Jam 0 0 0 0 0 2 0 1 JH step 4 & 5 implementationDie Lub Tank Empty 0 0 1 0 0 0 0 0 JH Step 3
81 39 82 80 108 48 0 2
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Distribution of Kaizen to achieve Zero Break Down
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Counter Measure :- %age Contribution of Activities
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Background :
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Distribution of Kaizen to achieve Zero Break Down
Zero Break Down Machine
Category Criteria for Zero B/D No of Machine
Platinum Zero B/D for last > 10 to 12 Month (
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Thank You
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