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(Saddle Series) Fully Auto High Precision Surface Grinding Machine | Joen Lih: Precision CNC Grinding Machines for Medical & Semiconductor Industries

Fully Auto High Precision Surface Grinding Machine (ATD Series) is a fully automatic precision surface grinder equipped with an advanced microcomputer controller, enabling efficient achievement of fine grinding surface results while improving production efficiency. The vertical axis elevation is controlled by a stepper motor with adjustable speed, and operates in conjunction with an electronic handwheel for precise control, achieving a minimum feed rate of 0.001mm. JOENLIH is Taiwan custom precision Linear Blocks Grinding Machine, Wafer Grinding Machine, Precision Surface Grinding Machine manufacturer since 1988. With 30+ years in Taiwan's grinding machine industry, we provide customized solutions for diverse needs, from small to large-scale operations. Our dedication to innovation guarantees high-quality products and added value, earning trust globally. Discover Taiwan's premier grinding machine manufacturer, serving the industry for over 30 years. We offer tailored solutions from small to large-scale needs, prioritizing continuous innovation, top-quality products, and customizable services. Explore our range and experience the difference.

JL-52ATDII / JL-2550ATDII / JL-63ATDII / JL-4080ATDII | Custom CNC Grinding and Polishing Solutions by Joen Lih

The overall front view of Fully Auto High Precision Grinder (JL-63ATDII) | We are dedicated to delivering world-class CNC surface grinding solutions to meet the high demands of our customers for precision and efficiency.

(Saddle Series) Fully Auto High Precision Surface Grinding Machine - The overall front view of Fully Auto High Precision Grinder (JL-63ATDII)
  • (Saddle Series) Fully Auto High Precision Surface Grinding Machine - The overall front view of Fully Auto High Precision Grinder (JL-63ATDII)
  • The overall front view of Fully Auto High Precision Grinder (JL-4080ATDII)

(Saddle Series) Fully Auto High Precision Surface Grinding Machine

JL-52ATDII / JL-2550ATDII / JL-63ATDII / JL-4080ATDII

Fully Auto High Precision Surface Grinding Machine (ATD Series) is a fully automatic precision surface grinder equipped with an advanced microcomputer controller, enabling efficient achievement of fine grinding surface results while improving production efficiency.

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The vertical axis elevation is controlled by a stepper motor with adjustable speed, and operates in conjunction with an electronic handwheel for precise control, achieving a minimum feed rate of 0.001mm.

Features

  • Microcomputer Control: The vertical axis is controlled by a stepper motor, allowing adjustable speed. The total automatic feed can be flexibly set to either 450mm or 600mm. Combined with electronic handwheel operation, precise control of the minimum feed rate down to 0.001mm is ensured, ensuring high-precision machining results.
  • Multiple Standard Worktable Sizes: Provide 200 x 500 (mm)、250 x 500 (mm)、300 x 600 (mm)、400 x 800 (mm) Multiple worktables are available to meet common machining needs in the market.
  • Spindle: Utilizing V-3 grade motor direct drive. With minimal transmission error and excellent lubrication, it can effectively extend the spindle's lifespan. The vertical feed adjustment of the grinding wheel head can reach 0.005mm.
  • Rigid Structure: The machine structure is made of advanced Meehanite cast iron, ensuring optimal machine rigidity and vibration resistance.

Standard Accessories

  • Grinding Wheel.
  • Grinding Wheel Flange and Puller.
  • Wheel Balancing Test Arbor.
  • Diamond Dresser with Diamond.
  • Machine Lamp.
  • Levelling Screws Set.
  • Shackle.
  • Necessary Tools with a Tool Box.
  • Lubrication Oil.
  • Operator's Manual.
  • Test Report.

Optional Accessories

  • Permanent Magnetic Chuck and Electro Magnetic Chuck.
  • Inclinable Permanent Magnetic Chuck.
  • Paralleled Dressing Attachment.
  • Angle Dressing Device.
  • Radius Dressing Device.
  • Demagnetizer.
  • Coolant System (without filter) Combination Coolant and Dust Exhaust Unit.
  • Dust Suction System.
  • Wheel Balancing Stand.
  • Grinding Wheel Flange.
  • Punch Former.
  • Precision Vice.
  • Halogen Work Lamp.
  • Electromagnetic Separator Filter.
  • Coolant System with Paper Filter.
  • Coolant System with Auto Paper.
  • Filter and Magnetic Separator.
  • Rectifier.
  • Digital Scale.
  • Sine Bar.
  • Inverter.
  • Hydraulic Oil Chiller.

Specification

Model 52ATDII 2550ATDII 63ATDII 4080ATDII
General Capacity
Table Size (W x L) (mm) 200 x 500 250 x 500 300 x 600 400 x 800
Max. Stroke (W x L) (mm) 230 x 620 280 x 550 350 x 700 460 x 960
Surface of Magnetic (mm) - 250 x 500 300 x 600 400 x 800
Max. Distance from center of Spindle to Table (mm) 400 470 600 650
Max. Table Load (Electro Magnetic Chuck is Included) (Kgs) 250 250 300 500
T Slots (Diameter x Number) (mm x N) 14 x 1 14 x 1 14 x 3110 13 x 3
Spindle
Motor (HP x P) 2 x 2 3 x 6 7.5 x 4 7.5 x 4
Speed 60Hz / 50Hz (rpm) 3600 3600
2900		 1750
1450		 1750
1450
Dimension of the Wheel (OD x W x B) (mm) 180 (205) x 13 x 31.75 180 x 13 x 31.75 355 x 38 x 127 405 x 50 x 127
Longitudinal Movement
Stroke (mm) 620 280 700 960
Hydraulic Pump Motor (HP) 2 x 4 1.4 1.5 1.5
Servo Motor (Kw) X X X X
Table Speed (m/min) 3 ~ 25 3 ~ 25 3 ~ 23 3 ~ 25
Guideway Double V Guideway - - -
Cross Movement
Stroke (mm) 230 280 350 460
Motor Sensor (Kw x P)
Servo (Kw)		 0.4 Sensor 1Kw x P Servo 1Kw Sensor 0.375 (Kw x P)
Powered Cross Feed (mm/min) 1200 300 1400/1200 500
Per Revolution Hand Wheel (mm) 5 5 5 5
1 Graduation Hand Wheel (mm) 0.02 0.02 0.02 0.02
Guideway Double V Guideway - - -
Wheel Head Vertical Infeed
Stroke (mm) 285 340 430 445
Servo Motor (Kw) 0.4 1 2 1
Rapid Power Head Elevation (mm/min) 300 500 16000 500
Per Revolution (mm) 0.1 / 1 / 10 0.1 / 1 / 10 0.1 / 1 / 10 0.1 / 1 / 10
1 Graduation (mm) 0.001 / 0.01 / 0.1 0.001 / 0.01 / 0.1 0.001 / 0.01 / 0.1 0.001 / 0.01 / 0.1
Guideway Hard rail - - -
Sound Pressure Level
Sound Pressure Level dB (A) Under 78 Below 78dB (A) Below 78dB (A) Below 78dB (A)
Weight
Machine Net Weight (Kgs) 1200 1800 2500 4200
Packing Weight (Kg) - 2000 2700 5200
Size
Machine Dimension (L x W x H) (mm) 1900 x 2100 x 2200 2350 x 1800 x 2100 2630 x 2000 x 2130 3950 x 3200 x 2930
Machine Floor Space (L x W) (mm) 1900 x 1800 2760 x 1800 2780 x 3100 5150 x 4400
Packing Size (L x W x H) / mm (inch) 2810 x 2200 x 2230 2400 x 2280 x 2200 2850 x 2200 x 2360 4000 x 2300 x 2600
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(Saddle Series) Fully Auto High Precision Surface Grinding Machine | Joen Lih: Advanced Grinding Solutions for Aerospace & Automotive

JOEN LIH MACHINERY CO., LTD., founded in 1988, is a leading global manufacturer of precision grinding machines, including high-precision (Saddle Series) Fully Auto High Precision Surface Grinding Machine, flat grinders, profile grinders, and advanced semiconductor polishing equipment. With over 20 years of industry expertise, we offer customized solutions for sectors like medical, aerospace, semiconductor, and automotive, ensuring unmatched stability and precision.

Dedicated to innovation, Joen Lih integrates automation and cutting-edge technologies to deliver superior grinding machinery. We are committed to expanding our global reach, enhancing production efficiency and customer satisfaction across key markets in Asia, Europe, and the Americas.

JOENLIH has been a leading provider of precision grinding machinery for over 20 years, consistently leveraging cutting-edge technology to deliver customized solutions that meet and exceed each customer's specific requirements.

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