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JNP Co., Ltd

Precision Tool Machining JNP Co., Ltd

Integrated Grinding System — Automatic Measuring · Feeding · Control

Integrated Grinding System — Automatic Measuring · Feeding · Control

Automatic Measuring · Feeding · Control Integrated Grinding System

Line Overview

A wet precision grinding automation system that integrates the entire grinding process for circular tools (discs and grinding stones) — automatic measuring · automatic feeding · grinding · cleaning · quality inspection — into a single line. A 6-axis collaborative robot at the loading stage feeds the workpieces into the line; measuring → feeding → grinding → cleaning/measuring → inspection then run continuously and unattended, while an integrated control panel manages the entire process in real time.

Overall System Configuration

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▲ Integrated line: Loading → Automatic Measuring → Automatic Feeding → Grinding (wet) → Cleaning/Measuring → Quality Inspection

Process Details

STEP 01 · LOADING

Workpiece Loading 

The robot picks up circular workpieces arranged on a foam tray by vacuum suction and loads them into the line. Positioned at the loading stage, the robot handles unattended continuous feeding.

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STEP 02 · MEASURING

Automatic Measuring

Before machining, the thickness and dimensions of each circular workpiece are automatically measured with a measuring probe to set the machining reference values. Precise measurement optimizes the subsequent grinding amount.

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STEP 03 · FEEDING

Automatic Feeding

Measured workpieces are automatically fed to the grinding unit by servo transfer (conveyor/indexing). Accurate positioning ensures machining precision.

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STEP 04 · GRINDING

Grinding (Wet)

In the enclosed machining chamber, a grinding wheel precisely grinds the workpiece. A blue coolant nozzle sprays coolant into the chamber in a wet process that suppresses heat and dust and improves the finished-surface quality.

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STEP 05 · CLEANING/MEASURING

Cleaning & Measuring

After grinding, the workpiece is cleaned to remove coolant and debris, and a measuring probe checks the machining results (dimensions/thickness) and the condition of the grinding stone.

 

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STEP 06 · INSPECTION

Quality Inspection

Final dimensions and quality are automatically inspected to judge pass/fail, and the results are displayed and managed in real time via the integrated control panel (HMI) and a three-color signal tower.

Benefits

  • Fully unmanned, continuous automation across measuring, feeding, grinding, cleaning, and inspection
  • Automatic pre-/post-machining measurement optimizes the grinding amount and ensures dimensional precision
  • Wet machining suppresses heat and dust and improves surface quality
  • Integrated control and real-time monitoring enable quality traceability and fault detection
  • Eliminates human variation for consistent grinding quality

Applications

  • Grinding of diamond and carbide circular tools (discs)
  • Precision grinding and measuring of circular workpieces such as grinding stones
  • Precision grinding lines requiring automatic pre-/post-machining measurement
  • Automatic grinding and inspection of high-mix circular tools
  • Machining of hard materials that require wet grinding