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High Precision Low Backlash DLF28 Planetary Gearbox for Aoutomation Systems

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DLF28 Planetary Gearbox is a compact high-precision planetary gearbox featuring low backlash, high efficiency, and stable torque output. It is suitable for high-precision transmission applications in small automation equipment, precision machinery, and robotic systems.

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Description

DLF28 Planetary Gearbox is a compact planetary gearbox specially designed for high-precision and miniaturized automation equipment. With its outstanding transmission performance and stable output characteristics, it is widely used in precision instruments, medical devices, automated assembly lines, robotic end-effectors, and small CNC equipment. As a high-performance reduction solution, the DLF28 Planetary Gearbox can be efficiently matched with stepper motors or servo motors, achieving an ideal combination of high torque output and precise speed control to meet the modern industrial demand for both high efficiency and high accuracy.

In terms of applications, the DLF28 Planetary Gearbox is particularly suitable for systems with limited installation space and high precision requirements. For example, in medical testing equipment and laboratory automation systems, the gearbox provides smooth and low-noise power transmission. In 3D printing equipment and compact automation machinery, the DLF28 Planetary Gearbox enables accurate motion control and stable repeat positioning performance. In robotic joints and vision positioning systems, its high-rigidity structure ensures precise and consistent motion, effectively improving the overall performance of the equipment.

Regarding product advantages, the DLF28 Planetary Gearbox adopts a high-precision planetary gear structure featuring low backlash, high transmission efficiency, and high load capacity. Its compact design helps reduce the overall equipment size, optimize system layout, and minimize installation space requirements. In addition, the gearbox operates smoothly with low noise, maintaining stable output even under high-speed operation and frequent start-stop conditions. The DLF28 Planetary Gearbox also supports multiple gear ratios, allowing users to flexibly configure the gearbox according to different application requirements for optimal power transmission performance.

From a manufacturing perspective, the DLF28 Planetary Gearbox is built with high-quality alloy steel gears processed through high-precision CNC machining and precision gear grinding technology to ensure excellent gear meshing accuracy and wear resistance. The gears are carburized and heat-treated to significantly improve hardness and service life. The housing is made of high-strength aluminum alloy or steel, combining lightweight construction with excellent structural rigidity. High-precision bearings and a long-life lubrication system are used internally to reduce friction loss and extend operating life. Every DLF28 Planetary Gearbox undergoes strict performance testing and quality inspection before delivery to ensure reliable and stable operation in various industrial environments.

Overall, the DLF28 Planetary Gearbox, with its high-precision transmission performance, compact structure, low-noise operation, and excellent durability, is an ideal gear reduction solution for compact automation equipment and precision machinery, providing efficient, stable, and long-lasting power transmission support for modern industrial systems.

DLF28 Planetary Gearbox Technical Specifications

1. Basic Specifications

  • Product Model: DLF28 Planetary Gearbox
  • Type: Planetary Gearbox
  • Mounting Flange Size: 28 mm × 28 mm
  • Input Interface: Compatible with NEMA 11 / NEMA 14 stepper motors or small servo motors
  • Output Shaft Type: Round Shaft / D-Cut Shaft / Hollow Shaft
  • Gear Ratio: 3:1 / 5:1 / 7:1 / 10:1 / 20:1 / 50:1 … / 200:1 (customizable)
  • Weight: Approx. 0.12 – 0.18 kg

2. Mechanical Specifications

  • Housing Material: High-strength aluminum alloy
  • Gear Material: High-precision alloy steel with carburizing and heat treatment
  • Gear Hardness: HRC58–62
  • Bearing Type: High-precision deep groove ball bearings
  • Input Shaft Diameter: 6 mm
  • Output Shaft Diameter: 6 mm / customizable
  • Axial Clearance: ≤0.05 mm
  • Radial Clearance: ≤0.03 mm

3. Performance Specifications

  • Rated Torque: 0.2 N·m – 1.2 N·m (depending on gear ratio and model)
  • Peak Torque: 1.5 × rated torque
  • Efficiency: ≥85%
  • Backlash: ≤2 arc-min
  • Noise Level: ≤50 dB
  • Repeat Positioning Accuracy: ±5 arc-min
  • Maximum Input Speed: 5000 RPM (depending on motor matching)

4. Compatible Motor Specifications

  • Compatible Motor Types: Stepper motors / small servo motors
  • Compatible Flange Sizes: NEMA 11 / NEMA 14
  • Suitable Motor Torque: 0.05 – 0.3 N·m
  • Suitable Motor Speed: 1000 – 5000 RPM

5. Environmental & Reliability Specifications

  • Operating Temperature: -10°C to +60°C
  • Storage Temperature: -20°C to +70°C
  • Protection Rating: IP40 (optional IP54 available)
  • Lubrication Method: Long-life grease lubrication
  • Service Life: ≥20,000 hours
  • Vibration & Shock Resistance: Industrial-grade anti-vibration design

6. Typical Applications

  • Small CNC machines
  • 3D printers
  • Automated assembly machinery
  • Robotic joints and end effectors
  • Optical positioning systems
  • Precision conveying and rotary platforms
  • Medical testing instruments
  • Automated packaging equipment

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