Mitutoyo

Equipment Makers · Kawasaki, Japan · Founded 1934

Pearl River Delta · Dongguan · Branch / officeDimensional & materials testing

Company profile

Mitutoyo, founded in 1934, makes precision measuring instruments; its Shanghai subsidiary (2001) handles sales and after-sales service in China.

Coordinate measuring machinesVision measuring systemsForm measurementCalipers, micrometers & indicators

Where it fits in motor manufacturing

⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
57 mm Inner-rotor BLDC Motor · 1. Lamination stamping & interlocking
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
42 mm Two-phase Hybrid Stepper Motor (NEMA 17) · 1. Lamination stamping & interlocking, 8. Rotor OD grinding
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
57 mm Two-phase Hybrid Stepper Motor (NEMA 23) · 1. Lamination stamping & interlocking, 8. Rotor OD grinding
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
37 mm Brushed DC Gear Motor (spur gearbox) · 1. Armature lamination stamping
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
86 mm Two-phase Hybrid Stepper Motor (NEMA 34) · 1. Lamination stamping & interlocking, 8. Rotor OD grinding
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
57 mm Integrated BLDC Motor (built-in driver) · 1. Lamination stamping & interlocking
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
70 mm Outer-rotor BLDC Motor · 1. Stator lamination stamping & interlocking
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
AC Servo Motor (60–130 mm flange) · 1. Lamination stamping & stacking, 11. Final assembly (bearings, brake, oil seal)
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
Coreless Brushed DC Motor (16–22 mm) · 2. Coil forming & curing, 3. Rotor assembly, 8. Bearing press-fit, 10. Final assembly
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
IEC Three-phase Induction Motor (frames 80–160, IE3) · 1. Lamination stamping & stator core stacking, 3. Rotor shaft fitting & turning, 10. Frame & end-shield machining
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
Linear Motor & Voice-coil Motor · 1. Forcer lamination stamping & stacking, 7. Forcer machining & flatness check, 8. Magnet track bonding, 10. Voice-coil motor assembly, 12. Performance test on linear stage
⚙ CMM, Roundness & Runout Gauges
Verifies dimensions, geometry and runout.
Direct-drive Torque Motor & Robot Joint Module · 1. Segment lamination stamping & stacking, 3. Stator ring assembly & connection, 5. Rotor magnet bonding, 7. Crossed-roller bearing installation & preload, 8. Encoder mounting & calibration, 9. Strain-wave gear assembly & lubrication (joint module)