JKA Ironless Linear Motor Mover & Stator

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JKA Series Ironless Linear Motor Mover & Stator Features

High Speed & Acceleration

Maximum speed up to 5m/s, acceleration up to 10G

Nanometer Positioning

Repeat positioning accuracy up to ±0.1μm

Low Noise Operation

Cog-free operation, smooth and quiet

Long Maintenance-Free Life

Non-contact motion, no mechanical wear

Product Series

JKA1

Continuous thrust: 50N-300N

Peak thrust: 200N-1200N

Rotor length: 61/121/181/241/301/361

Stator length: 120/180/300

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JKA2

Continuous thrust: 77N~1003N

Peak thrust: 309N~4012N

Rotor length: 61/121/181/301/361/481/541/601/661/721/781

Stator length: 120/180/300

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MK Iron Core Linear Motor Mover & Stator Features

High-Thrust Iron Core Design Iron core mover and stator components provide strong force density for high-response direct drive motion.
Fast Response and Acceleration Suitable for precision machines requiring rapid start-stop movement and stable acceleration.
Precision Direct Drive Motion Integrates with a suitable guideway, encoder and controller for accurate positioning.
Flexible System Integration Mover & stator length, feedback, cooling, drive and controller can be matched to the machine design.
Low Transmission Wear Direct electromagnetic drive reduces screw and belt transmission components.
Built for Stage Integration MK provides the core electromagnetic drive components used to build a complete linear motor stage or precision motion system.

How to Choose MK Iron Core Linear Motor Mover & Stator

Calculate continuous thrust and peak thrust from payload, process force, acceleration, friction and duty cycle.
Select the MK model according to required force range, mover size and available installation space.
Confirm mover length, stator length and usable stroke for the machine layout.
Match guideway rigidity and encoder feedback to the required positioning accuracy and settling time.
Review cooling, servo drive current and controller compatibility before final integration.
For a complete ready-to-integrate linear motor stage, compare NK or MNK Series.

Recommended Applications

Semiconductor equipment
Laser processing
Precision inspection
Precision measurement
Electronic manufacturing

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

JKA Series Product Features

Cog-Free Ironless Structure Ironless mover & stator components support smooth force output without iron core cogging characteristics.
Low Vibration and Smooth Settling Suitable for precision systems where vibration control and stable positioning are important.
JKA1 and JKA2 Force Coverage Two model families provide different continuous and peak thrust ranges.
Fast Dynamic Response Direct drive motion can support rapid acceleration when matched with the correct guide, encoder and controller.
Flexible Encoder Integration Feedback resolution can be selected according to accuracy, velocity stability and settling requirements.
Low Mechanical Wear Non-contact electromagnetic drive reduces mechanical transmission wear.

How to Choose a JKA Ironless Linear MotorMover & Stator

Define payload, continuous thrust, peak thrust, stroke, speed, acceleration, positioning accuracy andsettling time
Confirm mover length and stator length based on usable stroke and installation space.
Match encoder resolution and guide rigidity to accuracy, velocity stability and settling performance.
Review cable routing, heat dissipation, servo capacity and controller compatibility.
For a complete integrated stage, compare NK or MNK according to structure and travel requirements.

Recommended Applications

Precision optical positioning
Wafer and semiconductor inspection
Laser scanning and measurement
Low-vibration test equipment
High-precision direct drive systems

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

Linear Motor Stage Structure

Features of NK Steel Belt Linear Motor Stage

Direct Drive Linear Motion The NK Series uses direct drive linear motor technology without ball screws, belts or mechanical transmission components. Advantages include high acceleration, fast response, smooth operation and low mechanical wear.
Steel Belt Protection Design The steel belt protection structure improves environmental resistance and protects the internal linear motion components.
High-Speed and High-Precision Motion NK provides high-speed movement and precise positioning for semiconductor equipment, laser processing, inspection systems and electronics manufacturing.

How to Choose NK Steel Belt Linear Motor Stage

Confirm payload, process force, travel, speed, acceleration, cycle time and positioning accuracy.
Select NK140, NK200 or NK230 according to required continuous and peak force.
Confirm usable travel, total stage length and machine installation clearance.
Review encoder feedback, guideway rigidity and servo control requirements.
Check steel belt protection requirements and the operating environment.
For multi-axis systems, confirm cable routing, gantry synchronization and controller capacity.

Recommended Applications

Semiconductor equipment
Laser processing
Inspection systems
Electronics manufacturing
Battery production and TFT-LCD handling

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

NK Image English Copy

Image location	Replace English
Overall product diagram	NK Series Steel Belt Linear Motor Stage
Internal structure diagram	Integrated Direct Drive Linear Motor Stage Structure
Steel strip structure diagram	Steel Belt Protection Design

MNK Sealed Linear Motor Stage Features

Sealed Stage Protection The protected stage structure helps shield internal motion components from the surrounding machine environment.
Long Travel Capability Current MNK models support long-travel automation applications.
Speed up to 5 m/s The direct drive stage is designed for high-speed long-travel automation when correctly integrated.
Integrated Guide Support The complete stage structure simplifies integration compared with building a mover & stator, guide and enclosure separately.
Multi-Axis Ready MNK can be considered for XY, XYZ and gantry systems requiring long travel and protected direct drive motion.
Four Force Ranges MNK140, MNK200, MNK230 and MNK270 provide different continuous and peak thrust options.

How to Choose MNK Sealed Linear Motor Stage

Confirm payload, process force, speed, acceleration, cycle time and required travel.
Select MNK140, MNK200, MNK230 or MNK270 according to continuous and peak force.
Confirm usable stroke, total stage length and machine installation clearance.
Review cable routing, sensor layout and moving-cable bend radius for long-travel systems.
Check required protection level and operating environment with SAHO engineers.
For multi-axis integration, confirm gantry synchronization, controller capacity and structural rigidity.

Recommended Applications

Long-travel laser processing
TFT-LCD and panel handling
Electronics and battery production
Inspection and test equipment
XY and gantry direct drive systems

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

JKB Series Product Features

Cog-Free Ironless Structure Supports smooth electromagnetic force without iron core cogging characteristics.
Wide Thrust Range Six model families cover compact low-force motion through very high peak thrust applications.
Low-Noise Direct Drive Non-contact direct drive supports quiet motion and reduces transmission wear.
High Acceleration Capability The broad peak-force range supports fast dynamic movement when correctly sized.
Custom Mover & Stator Lengths Multiple standard lengths support different force, stroke and installation requirements.
Precision System Integration JKB can be combined with suitable guides, encoders, servo drives and controllers.

How to Choose JKB Ironless Linear Motor Mover & Stator

Select the JKB family according to continuous force, peak force, payload and acceleration.
Use JKB1–JKB3 for compact and medium-force systems; compare JKB4–JKB6 for higher-force requirements.
Confirm mover and stator length against usable stroke, machine footprint and cable routing.
Select encoder resolution and guide rigidity according to precision, velocity stability and settling time.
Review thermal conditions and cooling because continuous force depends on heat dissipation.
Confirm servo drive voltage, current and control compatibility with SAHO before ordering.

Recommended Applications

Large precision positioning systems
High-acceleration inspection equipment
Laser and optical systems
Semiconductor-related automation
Low-noise direct drive machinery

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

WJM Compact Iron Core Linear Motor Mover & Stator Features

Compact Iron Core DesignA compact mover & stator profile supports precision direct drive integration where installation space and force density must be balanced.
Fast Dynamic ResponseThe direct drive structure supports rapid start-stop motion and stable acceleration for inspection and handling equipment.
Precision Direct Drive MotionWJM can be combined with suitable guideway, encoder and controller components for accurate positioning and smooth motion.
Flexible Cooling IntegrationThermal management can be selected according to continuous thrust, duty cycle and machine layout.
Low Mechanical WearDirect drive motion reduces screw and belt transmission contact in the motion system.
Scalable Mover & Stator LengthsMultiple mover and stator lengths support different force, stroke and installation requirements.

How to Choose WJM Iron Core Linear Motor Mover & Stator

Confirm continuous thrust and peak thrust from payload, acceleration, friction and cycle time.
Select WJM when a compact iron core mover & stator is preferred over the higher-force WKM range.
Confirm mover length, stator length, usable stroke and available installation space.
Choose encoder resolution and guide rigidity according to repeatability and settling-time requirements.
Review duty cycle and heat dissipation for the required continuous force.
For a complete integrated stage rather than motor components, compare NK or MNK Series.

Recommended Applications

Laser focusing and precision positioning
Electronics assembly and inspection
Precision measurement equipment
Semiconductor-related automation
Compact precision motion systems

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.

WKM High-Force Iron Core Linear Motor Mover & Stator Features

High Force DensityIron core mover & stator components provide high continuous and peak thrust for heavy industrial direct drive motion.
Wide Thrust CoverageMultiple WKM families allow matching from medium-force systems to large high-thrust motion systems.
Rapid AccelerationWKM supports high dynamic performance when the mover & stator, payload, guide and controller are correctly sized.
Thermal Management OptionsCooling selection can be matched to continuous thrust, duty cycle and ambient operating conditions.
Encoder and Control IntegrationWKM can be combined with suitable linear encoders, servo drives and motion controllers for precision positioning.
Low Transmission WearDirect drive operation removes screw and belt transmission components from the force path.

How to Choose WKM Iron Core Linear Motor Mover & Stator

Calculate continuous and peak force from payload, acceleration, process force, friction and duty cycle.
Select the WKM model family according to required force range and available mover width.
Confirm mover length, stator length, installation space and usable stroke.
Check guide rigidity, moment load and machine-base stiffness for high-force motion.
Match encoder resolution, servo current and control tuning to repeatability and settling requirements.
For a complete integrated stage, compare NK or MNK according to travel and protection requirements.

Recommended Applications

Heavy-duty laser processing systems
Semiconductor and display equipment
High-force inspection systems
Large precision positioning systems
Industrial direct drive automation

Application suitability must be confirmed against load, force, travel, speed, acceleration, accuracy, environment and duty cycle.