Direct Drive Stepper Motor drives load directly by rotor without intermediate gearboxes or reducers. It is a popular positioning drive component for automation equipment, inspection platforms, optical instruments, packaging machinery and 3D‑related devices. Working with stepper motor driver for complete motion solutions, it features zero‑backlash, fast response and compact structure, targeting overseas machinery manufacturers, system integrators and industrial buyers.
Direct‑drive Output Without Intermediate Transmission Parts
Direct Drive Stepper Motor couples load directly with rotor and removes gearbox and reduction components to eliminate gear backlash. It becomes preferred direct‑drive stepper motor for high‑precision positioning machines.
Selectable Open‑loop / Closed‑loop High‑precision Positioning
Direct Drive Stepper Motor runs with standard step angle and supports optional encoder for closed‑loop control. Angle and speed are controlled by pulse signals without cumulative positioning error, suitable for automation stations with frequent start‑stop actions.
Multiple Flange Sizes Compatible with Mainstream Drivers
Direct Drive Stepper Motor covers mainstream NEMA mounting standards with multiple winding‑current options. It can work with various stepper motor driver and helps overseas customers replace traditional geared stepper motors easily.
Higher Positioning Accuracy with Zero Transmission Backlash
Direct Drive Stepper Motor removes return error caused by gear clearance and delivers stable repeat positioning performance. It improves overall machine accuracy for inspection and processing devices with strict precision requirements.
Fast Dynamic Response & Excellent Start‑stop Performance
Direct Drive Stepper Motor reduces inertia from transmission components, realizing millisecond‑level quick start‑stop and sensitive acceleration‑deceleration. It supports high‑frequency reciprocating point‑to‑point motion and boosts production cycle of automation equipment.
Simplified Machine Structure & Lower Maintenance Cost
Direct Drive Stepper Motor eliminates gear assemblies and wearing parts with no regular lubrication required. It cuts failure points and later‑stage maintenance cost for bulk industrial project deployment.
| Direct Drive Stepper Motor | |
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Dimensions |
Nema 8(20mm), 11(28mm), 14(35mm), 16(39mm), 17(42mm), 23(57mm), 24(60mm), 34(86mm) |
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Step Angle |
Degree 0.9, 1.2, 1.8(Optional or Customized) |
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Torque |
Up to 350mNm without gearbox |
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Rated Current |
0.1A~10A (A/Phase) |
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Gear type |
Planetary gear motor, worm gear motor, helical gear motor |
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Can be used with |
Planetary gearbox, worm gearbox, helical gearbox |
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Package |
carton/wooden box |
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HS codes |
8501109190 |
Q: What is the core difference between Direct Drive Stepper Motor and geared stepper motor?
A: Direct Drive Stepper Motor drives load directly without gearbox and delivers zero backlash. Geared stepper motor multiplies torque via gears but brings backlash and transmission loss. Direct drive stepper motor fits high‑precision medium‑low torque positioning applications.
Q: Does Direct Drive Stepper Motor need a dedicated stepper motor driver?
A: Yes. Direct Drive Stepper Motor cannot run by direct DC power supply. It must match stepper motor driver with correct voltage and phase‑current parameters. Open‑loop and closed‑loop drivers cannot be mixed‑used.
Q: What critical parameters should be confirmed when selecting Direct Drive Stepper Motor?
A: When choosing Direct Drive Stepper Motor, confirm step angle, phase current, holding torque, speed range, mounting flange and output shaft size. For closed‑loop models, encoder parameters shall also be checked for perfect machine matching.
Q: Will step loss occur for Direct Drive Stepper Motor?
A: Open‑loop Direct Drive Stepper Motor may lose steps under overload or over‑speed conditions. For high‑reliability applications, closed‑loop version with encoder is recommended for real‑time position compensation.
Q: What are main overseas application scenarios for Direct Drive Stepper Motor?
A: Direct Drive Stepper Motor is widely used in optical inspection equipment, automated packaging machines, 3D printers, laboratory instruments and small sorting platforms, heavily purchased by overseas machinery manufacturers and system integrators.
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