EPJ Boleh

MP Tool Shop Engineering

Supporting Department -Tools Section

Comprehensive technical documentation for metal parts production and tooling operations. This guide covers all aspects of our manufacturing capabilities, from cutting tools to quality control systems.

Confidential: Internal use only. All rights reserved © SEIKO EPSON CORPORATION

Metal Parts Manufacturing Tools Overview

Our comprehensive tools portfolio spans multiple product development stages, supporting precision manufacturing across all metal parts divisions. From cutting tools to specialized fixtures, each category plays a critical role in production excellence

Cutting Tools

High-precision cutting implements for machining operations across PD1-PD6 divisions, including specialized drills, cutters, and grinding tools.

Metal Parts

Custom-fabricated components including baito, cams, jigs, and fixtures designed for specific production requirements and quality standards.

Precision Support

Specialized support tools and measurement devices (PSD) ensuring dimensional accuracy and process control throughout manufacturing.

Our tooling department specializes in precision fabrication across six primary categories: cutting tools, drills, baito components, jigs and fixtures, cams, and bushings. Each department operates with dedicated machinery and specialized expertise to ensure optimal quality and efficiency.

PD1 - Cutting Tools

Primary cutting operations including single, hob, and musosei cutters

PD2 - Drill Production

Specialized drill fabrication including center drills and flat drills

PD3 - Baito Manufacturing

Normal and special baito production with brazing capabilities

PD4 - Cam Fabrication

Flat, drum, and timing cam production using advanced milling

PD5 - Jig & Fixtures

Custom fixture design and manufacturing for production support

PD6 - Bush Production

Precision bushings, holders, plates, and ring gauges

Process & Product Structure

Our integrated manufacturing ecosystem connects specialized shops with distinct product lines. Each facility focuses on specific tool types, ensuring expertise and quality consistency across operations.

Drill Fabrication

Complete drill production including normal, timing, center, and uramen types with multiple diameter options

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Baito Manufacturing

Normal baito, special baito, and uramen production with first-process capabilities for various applications.

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Cutter Production

Single, hob, musosei, and toggle cutters manufactured to exacting specifications.

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Shop 1 & 2

Manufacturing baito, cams, and specialized cutting implements using CTG and EWAG WS11 equipment

Shop 3

Jigs and fixtures manufacturing supporting production assembly and quality control.

Bush & Cam

Specialized components including bushings, ring gauges, holders, plates, and cam profiles.

Tooling Applications Across Manufacturing

Lathe Operations

Turning tools for cylindrical components with various geometries and specifications

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Gear Cutting

Specialized hob cutters for gear manufacturing with precise tooth profiles

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Forming Tools

Custom forming cutters for specialized shapes and contours in production

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Instrumentation

Precision measurement tools including ring gauges and verification instruments

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Advanced Manufacturing Equipment

State-of-the-art equipment forms the backbone of our manufacturing excellence. Our machine portfolio includes specialized grinders, lathes, milling centers, and precision finishing equipment strategically distributed across production facilities.

Precision Grinding

EWAG WS11, STUDER, and specialized baito grinders for surface finishing and profile grinding operations.

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CNC Machining

MAKINO V22 milling, WASINO GLS, and AMADA DV1 for complex geometry and automated production.

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Turning Operations

CTG, bench lathes, WACHIGAI, and TSUGAMI C300H NC lathes supporting cylindrical component fabrication.

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Wire Cutting

Advanced EDM wire cut systems (CW 200HA) for intricate shapes and hardened material processing.

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Bench Lathe Operations

Precision turning for baito and cam components

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CTG Grinding System

High-precision grinding for tool finishing

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EWAG WS11

Specialized drill grinding with 2005 technology

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MAKINO V22 Milling

Advanced 2017 5-axis milling for cam production

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WASINO GLS 821

Profile grinding for cutter production

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Wire Cut CW200HA

Precision EDM cutting for complex geometries

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Our comprehensive equipment portfolio includes STUDER grinding machines, AMADA DV1 systems, TSUGAMI NC lathes, and WACHIGAI NC turning centers, all maintained to exacting standards for maximum precision and reliability.

Skilled Workforce Development

Our comprehensive SVS (Skill Verification System) ensures consistent competency across all technical positions. Multi-level certification from beginner to expert supports continuous improvement and operational excellence.

Level 5: Beginner

OJT training phase with supervised operations and foundational skill development.

Level 4: Guided Operations

Performing standard tasks with guidance availability, building independence progressively.

Level 3: Independent

Autonomous operation on assigned equipment with proven quality output capability.

Level 2: Multi-skill

Cross-trained on multiple processes with troubleshooting and setup change competency

Level 1/Expert

Process expertise with training capability, optimization skills, and technical leadership.

Current Status

23 certified operators across all tool manufacturing categories including:

  • 5 Baito Manufacturing experts (Level 3)
  • 5 Cutting Tool Grinding specialists (Level 3)
  • 4 EWAG operators (Level 2)
  • 3 Wire EDM technicians (Level 2)
  • Additional specialists in cam and cutter production

SVC Grade 2 Excellence

28 participants in FY10-FY23 competitions with 13 medal achievements demonstrating world-class technical skills.

Sample Parts Process

Bush Fabrication Workflow

Bush manufacturing integrates wire cutting precision with advanced grinding techniques. Our systematic process ensures dimensional stability and surface finish quality critical for bearing and guide applications.

Material Preparation

Precision-cut blanks from certified steel stock ensuring consistent material properties.

Wire Cut Length

CW 200HA wire EDM (2008) establishes exact length specifications with minimal material waste.

EDM Rough Processing

Initial inner diameter formation creates near-net shape before precision grinding operations.

Precision Grinding

WACHIGAI (2006) NC lathe and PEMAMO (2021) achieve final dimensional accuracy and surface finish.

Bush

20-30 pcs monthly

Ring Gauge

10-20 pcs monthly

Bush

5-10 pcs monthly

Total Capacity

35-60 pcs combined

Drill Fabrication Technology

Material Preparation

Premium carbide material procurement and initial sizing verification

EWAG WS11 Grinding

Advanced 2005 grinding system for complex drill geometries and profiles

Quality Inspection

Comprehensive verification of dimensions, angles, and cutting edge quality

Length Cutting

Precise length determination and cutting using specialized equipment

1994 CTG Finishing

Final profile grinding and edge preparation using proven CTG technology

Drill Production

200-300 pieces monthly including standard and custom configurations for various applications.

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Center Drills

200-300 pieces monthly for precision starting operations with accurate point geometry.

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Gauges & Pins

200 pieces monthly combined production of measurement standards and alignment components.

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External purchase supplements in-house capacity with 1,100 twist drills monthly, optimizing cost-effectiveness while maintaining supply reliability.

Baito Processing Detailed Workflow

Component Assembly

Carbide tips prepared with copper and silver strips using specialized flux compounds

Outgoing Inspection

Final quality verification ensuring dimensional accuracy and surface integrity

Marking & Store & Issues

Safety cap application, identification marking, and preparation for delivery

External Coating

Application of protective coatings through external specialized services

Brazing Operation

High-temperature brazing process ensuring secure carbide attachment to tool body

Surface Grinding

Flatness achievement through precision surface grinding operations

Profile Grinding

Baito-specific profile creation using specialized grinding machines

Mirror Face Shining

Final finishing process achieving mirror-quality surface finish for optimal performance

Normal Baito

Special Baito

Uramen Type

7K

Monthly Output

Combined production of normal baito, special baito, and uramen meeting diverse application needs.

80K

Cost Savings (KRM)

Monthly cost advantage achieved through in-house fabrication versus external procurement alternatives.

Manual Lapping Process Innovation

Traditional Manual Lapping

Labor-intensive process requiring skilled operators to achieve mirror finishes. Manual methods limit throughput and consistency while demanding significant physical effort and time investment per component.

PEMAMO Automated Lapping

Revolutionary 2021 automation system delivering consistent surface quality with reduced cycle time. Automated process ensures repeatable results while freeing operators for higher-value tasks.

Improved Lead Time

Faster processing cycles through automation

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Full Automation

Reduced manual intervention requirements

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Manpower Optimization

Reallocation of skilled labor to critical tasks

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This strategic investment in PEMAMO lapping technology represents a significant advancement in our finishing capabilities, supporting both quality improvement and operational efficiency goals.

Cam Fabrication Technology

Advanced CNC milling and wire cutting technologies enable complex cam profile generation with exceptional accuracy. MAKINO V22 integration (2017) represents a significant capability enhancement for both flat and drum cam production.

Material Procurement

Hardened steel blanks selected for dimensional stability and wear resistance in demanding applications.

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Profile Milling

V22 5-axis machining center creates intricate cam geometries with micron-level accuracy and excellent surface finish.

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Surface Grinding

Post-hardening grinding operations restore precision dimensions and ensure proper timing relationships.

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Final Inspection

CMM verification of profile accuracy, timing validation, and surface finish confirmation before release.

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Product Range

  • Flat cams for linear motion control
  • Drum cams for rotary indexing
  • Timing cams for synchronized operations

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Flat Cam Output

200-300 pieces monthly supporting majority of production requirements.

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Drum Cam Output

20-30 pieces monthly for specialized rotary applications.

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Cam Manufacturing Evolution

Progressive technology adoption transformed cam fabrication from manual slotting operations through millcam and wire EDM to current state-of-the-art CNC milling. Each generation delivered improved accuracy, expanded capabilities, and enhanced productivity

Legacy Slotting

Traditional manual operations limited to simple flat cam profiles with significant setup time and skill requirements.

Wire EDM Integration

Wire cutting enabled hardened material processing with excellent surface finish and tight tolerances on complex shapes.

Millcam Era

Computer-aided milling expanded geometric complexity for flat, drum, and timing cams with improved repeatability.

V22 Advanced Milling

Current 5-axis CNC technology delivers superior control of R-values and “zero” reading portions below 5µ tolerance.

Each technological advancement enabled increasingly complex cam profiles while reducing manufacturing cycle time and improving dimensional consistency. Investment in cutting-edge equipment positions the facility for future production challenges.

Cam Manufacturing Process Improvements

Previous: Millcam System

Current: V22 System

Programming Complexity

Difficult manual programming requiring extensive operator expertise and time investment

Simplified Programming

Advanced CAM software with intuitive interface reducing setup time and operator training requirements

R-Value Limitations

Tool outer diameter usage only, requiring r3 finishing endmill with limited market availability

Enhanced R-Control

Dual operation using both tool outer diameter and edge, enabling r2 with finishing endmill Ø~Ø2.0

Control Challenges

Difficulty controlling ‘0’ portion values below 5µ, resulting in larger radius shapes on production parts

Precision Achievement

Smaller radius shapes at production actual parts, meeting tighter customer specifications consistently

Equipment Stress

High tension cutting operations placing excessive load on spindle bearings, reducing equipment life

Deep Drilling Capability

Able to perform high-depth drilling with broad market tool availability and superior service support

The V22 upgrade represents a fundamental improvement in cam production capability, addressing previous system limitations while enabling new product opportunities through enhanced precision and flexibility.

Cutter Fabrication Process Flow

Raw Material Sourcing

High-grade carbide and tool steel procurement with material verification protocols

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14° Relief Angle Grinding

CTG operations establishing primary cutting geometry with precision angle control

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Profile Shaping

STUDER and GLS grinding for single, musosei, and hob cutter profiles

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Quality Verification

Comprehensive dimensional inspection and surface finish validation

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Equipment Fleet

  • 2002 STUDER Profile Grinder
  • 2011 WASINO GLS 821
  • 2019 AMADA DV1
  • 1994 CTG System

Monthly Capacity

  • Single: 200 pieces
  • Hob: 40 pieces
  • Musosei: 20 pieces

Cutter Fabrication Enhancement

Strategic equipment modernization initiatives focus on expanding in-house capabilities while reducing external dependencies. Investment in next-generation grinding technology addresses both short and medium-term capacity requirements.

Current State: Legacy Equipment

STUDER and WASINO GLS machines serving production needs but approaching technological limits for complex geometries.

Short-term (5 Years): DV1 Integration

AMADA DV1 (2019) provides enhanced capabilities for single and musosei cutters with improved programming flexibility.

Medium-term (10 Years): Advanced Grinding

Next-generation profile grinding platform targeting complete replacement of legacy systems with expanded capacity.

Strategic Advantages: Modern equipment enables both outer diameter and edge utilization, supports high-depth operations, and provides superior market availability for tooling and service support. Smaller radius capabilities improve product actual part quality.

Manufacturing Capacity and Capabilities

100%

Baito Production

Complete in-house fabrication capability with monthly output of 6000-7000 pieces

100%

Cam Manufacturing

Full in-house production for flat cams: 200-300pcs, drum cams: 20-30pcs monthly

80%

Bush Fabrication

Predominantly in-house with monthly capacity of 25-30 pieces for bushings

90%

Cutter Production

High internal fabrication rate: Single 200pcs, Hob 40pcs, Musosei 20pcs monthly

40%

Drill Manufacturing

In-house production 150-200 drills, 200-250 centers monthly, supplemented externally

20%

Jig & Fixtures

Specialized fixture production with monthly output of 100-150 pieces

Cost Efficiency: In-house baito fabrication generates monthly cost savings of approximately 80,000 KRM through reduced outsourcing and optimized production workflows.

Strategic Summary

MP Tools Section represents comprehensive manufacturing excellence spanning cutting tools, metal parts, and precision support equipment. Our integrated capabilities, skilled workforce, and strategic equipment investments position us for continued success.

Manufacturing Excellence

World-class fabrication capabilities across baito, cams, cutters, drills, bushings, and specialized tooling with exceptional quality standards.

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Technology Leadership

Strategic equipment modernization including V22 milling, PEMAMO lapping, and advanced grinding platforms driving competitive advantage.

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Workforce Development

Comprehensive SVS certification system ensuring consistent competency across 23 certified operators with continuous skill enhancement.

Cost Optimization

Strategic balance between in-house production and external sourcing achieving 80KRM monthly savings while maintaining supply flexibility.

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Looking forward, continued investment in automation, process optimization, and workforce development will sustain our competitive position while expanding capabilities to meet evolving production requirements. Our commitment to excellence drives continuous improvement across all aspects of tools manufacturing operations.

Contact Information

MPD / TECH DEPT Tools Section

For technical inquiries, production planning, or quality matters related to metal parts manufacturing and tooling operations, please contact the appropriate department through established channels.

Key Capabilities Summary

  • Comprehensive tooling fabrication across 6 primary categories
  • Monthly production capacity: 6,000+ baito, 200+ cams, 300+ drills
  • Advanced equipment fleet with CNC and EDM technologies
  • SVS-certified workforce with specialized expertise
  • Rigorous quality control with 100% in-process verification
  • 80,000 KRM monthly cost savings through in-house production

Document Status: Confidential – For internal technical department use only

Documentation Access

This comprehensive technical guide serves as the primary reference for all metal parts tooling operations, processes, and capabilities within the Manufacturing and Production Development department.

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