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Precision Wins! The Yezhi Fully Automatic High-Precision Length Measuring Machine—Your Trusted Partner for Precise Measurements.
2026-05-29 00:00
In the fields of precision manufacturing and metrology, dimensional accuracy directly determines product quality. Yechi Instruments’ fully automated, high‑precision length measuring machine, with nanometer‑level accuracy and a fully automated workflow, has become a core piece of equipment for length measurement and quality control, ensuring reliable performance in industrial precision metrology.
Pioneering micron-level precision
In the fields of precision manufacturing and metrology, dimensional accuracy directly determines product quality. Yechi Instruments’ fully automated, high‑precision length measuring machine, with nanometer‑level accuracy and a fully automated workflow, has become a core piece of equipment for length measurement and quality control, ensuring reliable performance in industrial precision metrology.
Core Feature | Precise Measurement Across All Dimensions
Ultra-high-precision inspection : Equipped with a HEIDENHAIN zero‑expansion grating scale, it achieves a resolution of 0.01 μm and an accuracy of [0.07 + L (mm)/2000] μm, enabling precise measurement of length, diameter, pitch, and other parameters.
Wide measurement range : The maximum relative measurement range is up to 1100 mm, compatible with gauge blocks, thread plug gauges/ring gauges, calipers, micrometers, taper gauges, and various other precision measuring instruments and workpieces.
Fully Automated Intelligent Process : A natural marble base paired with precision linear guides, coupled with servo-driven automation for positioning, corner‑point detection, measurement, and data analysis—entirely without any manual intervention.
Data Intelligence Management : Generates tooth profile graphs and data reports in real time, supports multi-format export, and automatically determines pass/fail status, facilitating quality traceability and archiving.
Instrument measured image
Core Advantages | Stable, Accurate, Fast, Easy
Stable and reliable accuracy: featuring a natural marble base and a zero‑expansion grating, with a built-in temperature compensation system, it is vibration‑resistant, deformation‑free, and maintains stable accuracy over long-term use.
Efficient, time- and labor-saving: Fully automated process—2 minutes per item—boosting efficiency by more than threefold and completely eliminating human error.
Simple and easy to learn: with a Chinese-language interface and multiple built-in standard programs, no specialized training is required—even beginners can get up to speed quickly.
Highly adaptable: with a continuously adjustable force range of 0–12 N and a multi-axis worktable, it easily accommodates complex workpieces and batch‑inspection applications.
Industry Applications | Quality Assurance Across Multiple Sectors
Metrology Laboratory: Serving as the length standard, it calibrates various gauges and measuring instruments to ensure the accurate transmission of measurement values.
Aerospace: Inspect precision structural components and fastener thread dimensions to meet ultra-high‑precision requirements.
Hardware measuring tools: thread ring gauges, plug gauges, and other precision measuring instruments.
- Mechanical Manufacturing: Dimensional inspection of various shaft-type workpieces.
- Bearing manufacturing: Precision dimensional inspection of bearing inner rings, outer rings, rolling elements, and other components.
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1st Floor, Building 3, Lane 10688, Beiqing Road, Qingpu District, Shanghai
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