Technology

DYPEC Thermal Compensation

Dynamic Predictive Error Compensation corrects position error caused by thermal changes, improving accuracy and part finishes. Resolution 0.1 µm - standard on every Micro Dynamics series machine.

DYPEC thermal sensor position on machine structure
0.1 µm resolution Standard included No warm-up required

Thermal Compensation Parameter Setup

Continuous monitoring of spindle axial deviation. Long time run test to collect thermal changing data for each individual machine.

DYPEC thermal compensation parameter setup screen

48 Hours Test

X/Y/Z axis static error in microns before and after DYPEC® compensation.

Before DYPEC compensation

Before Compensation

Static axis error without DYPEC correction over the long-duration thermal test.

After DYPEC compensation

After Compensation

X/Y/Z axis static error held stable after DYPEC® dynamic predictive compensation.

Thermal Compensation Function Test

DYPEC® mirror milling with ball end mill.

Finished DYPEC mirror milling test part

Finished Part

Mirror-finish mold surface produced under continuous thermal compensation.

DYPEC mirror milling indicator measurement

With Indicator

Surface verification confirming micron-level flatness after the long finish pass.

Test Conditions

Tools0.24 in mm nose ball
Materials6061 aluminum
Feed Rate59 in/min
Spindle Speed15,000 rpm
Machining Time2 h 24 min
Total deviation< 2 µm

Factory Accuracy Validation

Circle, diamond, square cutting test is done on all Micro Dynamics machines prior to shipment at 59 in/min with a maximum tolerance under 5 microns linear.

Circle, diamond, and square cutting inspection part

Double Ball Bar Results

Double ball bar test results
MetricValue
Squareness6.3 µm/m
Backlash X−0.3 / 0.9 µm
Reversal spikes X−0.8 / −0.4 µm
Cyclic error Y0.8 / 0.7 µm
Lateral play X0.8 / 0.4 µm
Circularity2.7 µm

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