Gear Machinist (Plastic)
はぐるませいぞうこう（ぷらすちっくせい）
Industry & Occupation
Classification
Summary
Manufacturing job that produces plastic gears using injection molding machines, etc., and manages the quality of dimensions, appearance, and function.
Description
Plastic gear manufacturing workers use injection molding machines and related equipment to mold gear parts from plastic materials, and handle machining, polishing, dimensional inspection, etc., to ensure accuracy and quality according to specifications. They also perform mold installation, replacement, fine adjustment, setting of molding conditions (temperature, pressure, injection speed, etc.), post-molding dimensional and appearance inspection, defect analysis and countermeasures, and regular equipment maintenance and cleaning. High attention to detail and robust quality management skills are required to meet diverse applications such as automotive, home appliances, and industrial machinery.
Future Outlook
With the stable growth of demand for precision equipment both domestically and internationally, production of plastic gears will continue to be required. The importance of equipment monitoring and maintenance skills will increase with the introduction of IoT and automation technologies, and the succession of skills from skilled workers will become a challenge.
Personality Traits
Cooperative / Highly Focused / Meticulous / Strong Sense of Responsibility
Work Style
Contract Employee / Dispatched Employee / Full-time Employee / Shift
Career Path
Manufacturing Operator → Leader → Production Line Supervisor → Quality Management Staff → Manufacturing Engineer → Factory Supervisor
Required Skills
Dimensional Measurement / Injection Molding Machine Operation / Machine Maintenance (Basic) / Mold Replacement Adjustment / Quality Inspection
Recommended Skills
Basic CAD/CAM Knowledge / CNC Machining / Polishing Finishing Technique / Production Management
Aptitudes (Strengths Preferred)
| Item | Description |
|---|---|
| Attention to Detail & Accuracy | High accuracy is essential for micron-level dimension control and defect detection. |
| Physical Stamina & Endurance | Due to long hours of standing work and handling heavy objects during mold changes. |
| Problem Solving | To analyze causes and adjust equipment or conditions when molding defects or dimensional deviations occur. |
Aptitudes (Weaknesses Acceptable)
| Item | Description |
|---|---|
| Creativity & Ideation | Because work is performed following specified specifications and procedures. |
Related Qualifications
- Plastic Molding Skilled Worker
Related Jobs
- Machining Operator
- Mold Design Engineer
- Plastic Products Manufacturing Operator