Electric Worm Gear Screw Jack – SWL Series
Our Electric Worm Gear Screw Jack (SWL Series) provides motor-driven lifting for automated industrial processes. With self-locking trapezoidal screw design, it ensures reliable positioning without additional brakes. Suitable for intermittent operation, it is widely used in metallurgy, machinery, water conservancy, stage equipment, and more.
Key Selling Points
- Motor-driven operation – enables remote control and integration into automated production lines, reducing manual labor.
- Self-locking trapezoidal screw – holds load securely in position without power, enhancing safety.
- Lifting capacity up to 120 tons – suitable for heavy-duty applications across industries.
- Flexible stroke up to 2000 mm – accommodates various lifting height requirements.
- Certified quality – ISO 9001, ISO 14001, ISO 45001, and CE certified for ball screw actuators, meeting international standards.
Technical Specifications
| Model Series | SWL Series |
| Lifting Capacity | 2.5 – 120 t |
| Lifting Speed | 0.1 – 0.6 m/min |
| Stroke Range | 100 – 2000 mm |
| Gear Ratios | 6:1, 8:1, 10:1, 24:1, 32:1 |
| Operating Temperature | -20°C to 80°C |
| Protection Grade | IP54 – IP55 |
| Operation Mode | Electric (motor-driven) |
| Self-locking | Yes (trapezoidal screw) |
| Screw Material | 40Cr / 45# steel |
| Housing Material | HT200 cast iron |
| Nut Material | Bronze (CuSn6Zn6Pb3) |
| Gear Material | 40Cr / 42CrMo |
| Shaft Material | 45# carbon steel |
Models and Options
The electric SWL series supports various gear ratios and stroke lengths. It can be supplied with a motor (optional: coupling, protective cover, control system). Lifting capacities range from 2.5 to 120 tons.
Materials and Structure
Manufactured from durable materials: screw in 40Cr/45# steel, housing in HT200 cast iron, nut in bronze, gears in 40Cr/42CrMo, shaft in 45# carbon steel. The robust construction ensures longevity and low noise operation.
Applications
Ideal for automated lifting in metallurgy, machinery, lifting platforms, water conservancy, construction, stage equipment, grain and oil processing. Perfect for integration into production lines requiring remote or programmable control.
Customization
We offer customized designs based on your specifications: special strokes, gear ratios, motor types (AC/DC), and protection grades. Contact us with your requirements.
Case Study
No specific case study provided. Contact us for application references.
FAQ
Can this electric screw jack be controlled remotely?
Yes, the motor can be integrated with a control system for remote start/stop and positioning.
What is the maximum load for the electric version?
The electric SWL jack can handle up to 120 tons, same as the manual version.
Does it still have self-locking feature when power is off?
Yes, the trapezoidal screw provides mechanical self-locking, so the load stays in place even without power.
What certifications are available?
ISO 9001, ISO 14001, ISO 45001, and CE for ball screw actuators.
What is the lead time for electric models?
Standard models typically ship within 30 days. Custom orders may take longer. Contact us for exact timelines.
What motor power is available?
Motor specifications depend on the required lifting speed and load. Please provide your application details for recommendation.
Can we get a test unit before bulk order?
Yes, MOQ is 1 unit. We can arrange a sample for evaluation.
What are the payment terms?
30% advance, 70% before shipment (T/T). L/C is negotiable.
Inquiry Information
For pricing or technical details, contact:
Josie
Email: Josie@sdjymachinery.com
Tel: +8618963003132
WhatsApp: +8618963003132
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- Alt: Electric worm gear screw jack SWL series – front view
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