Energy-Saving Solutions and Accessories for Injection Moulding Machine

The gearbox plays a critical role in power transmission and torque amplification, ensuring a stable, precise, and highly efficient injection moulding process.

With a design optimized for injection moulding machines, the gearbox provides:

• Smooth and stable power transmission
• Optimized machine operating efficiency
• Reduced mechanical wear
• Excellent compatibility with modern plastic production lines

This product is a reliable solution for plastic manufacturing plants, contributing to higher productivity, improved product quality, and reduced long-term maintenance costs.

Technical Specifications – Gearbox for Injection Moulding Machines

• Service factor (SF): 0.8 – 1.8
• Mounting arrangement: Vertical and horizontal
• Frame sizes: 140 / 160 / 180 / 200
• Gear ratio: 6.3 – 63
• Rated torque: 3,255 – 150,359 Nm
• Input speed: 1,500 – 2,600 rpm
• Output speed: 24 – 413 rpm
• Rated power: 15 – 3,154 kW
• Thermal allowable power: 22 – 2,200 kW (at ambient temperature of 30 °C)

Developed specifically for industrial applications requiring high precision, fast response, and superior energy efficiency, especially for injection moulding machines.

Unlike conventional drive systems that rely on gearboxes or belt transmissions, the direct drive servo motor transmits power directly from the motor to the load, enabling:

• Elimination of mechanical backlash
• Reduced transmission losses
• Higher positioning accuracy and torque performance
• Smooth operation with minimal vibration and low noise

This product helps optimize the overall performance of the servo system, achieving energy savings of up to 40%, improving plastic product quality, and extending equipment service life.

Direct drive servo motor technical specifications

• Frame sizes: 235 / 320 / 420
• Rated voltage: 380 V
• Rated power: 12.6 – 101.8 kW
• Rated current: 27.5 – 233 A
• Rated torque: 400 – 4,860 Nm
• Rated speed: 150 – 400 rpm
• Rated frequency: 70 – 186.7 Hz
• Shaft length (L): 289 – 754 mm

The product integrates the servo motor, controller, and drive system into a single unit, enabling:

• Reduced installation space
• Simplified electrical and mechanical system design
• Shorter installation and maintenance time

The servo hydraulic pump system provides precise control of speed, position, and torque with fast response, making it suitable for critical motions such as:

• Mold clamping / opening
• Injection
• Ejection
• High-precision motion mechanisms in automated production lines

Servo integrated machine technical specifications

• Frame sizes: 130 – 180
• Rated voltage: 380 – 440 V
• Rated power: 3.7 – 18.5 kW
• Rated torque: 23 – 112 Nm
• Peak torque: 46 – 224 Nm
• Rated speed: 1,700 rpm
• Rated frequency: 113.33 Hz
• Rated output power: 4.1 – 19.5 kW
• Rated current: 7.7 – 32 A
• KT constant: 3.08 – 3.40

With its planetary gear structure, the reducer delivers high torque transmission in a compact design while ensuring high precision, low backlash, and fast dynamic response. It is especially suitable for servo applications requiring accurate control, such as:

• Mold clamping unit
• Injection unit
• Ejection unit

The product is an integral part of Song Nguyen’s energy-saving solution for injection moulding machines, as it helps to:

• Improve servo motor operating efficiency
• Reduce energy losses by more than 20%
• Ensure smooth operation with low vibration and noise
• Extend the service life of the motor and related mechanical components

Technical Specifications of Planetary Reducer Series for Injection Moulding Machines

• Gearbox reduction ratio: 8.5 – 24
• Applicable load range: 80 – 5,000 tons
• Maximum screw diameter: 45 – 270 mm
• Maximum screw torque: 649 – 68,468 Nm
• Maximum screw speed: 60 – 290 rpm
• Maximum output torque: 750 – 78,000 Nm
• Cooling method: Air cooling or oil cooling
• Motor rated power: 10.5 – 265.4 kW
• Motor rated current: 15.8 – 564 A
• Motor maximum speed: 1,500 – 2,500 rpm

Energy-saving solutions and accessories for injection moulding machines, manufacturers can achieve:

• Significant reduction in electricity costs
• Improved operating efficiency and accuracy
• Reduced maintenance requirements and extended machine service life
• Compliance with the trend toward green and sustainable manufacturing