Compound Screw Jack

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Compound Screw Jack Specification

Accuracy
High Precision

Accessories Type
Handle, Top Plate

Machine Type
Lifting Device / Jack

Technology
Mechanical Lifting Device

Automation Grade
Manual

Power Source
Manual

Features
Robust Construction, High Load Capacity, Durable and Corrosion Resistant, Easy Operation

Surface Treatment
Painted / Powder Coated

Control System
Hand Operated

Operating Pressure
Not Applicable (Mechanical)

Type
Compound Screw Jack

Material
Mild Steel

Function
Heavy-duty Lifting and Positioning

Application
Construction, Industrial, Mechanical Workshops, Structural Maintenance

Thread Type
Trapezoidal Thread for higher load efficiency

Maximum Lift Height
150 mm to 600 mm

Color
Red, Yellow, Blue (custom options may be available)

Base Type
Flat / Flanged Type with Reinforcement

Safety
In-built locking and anti-drop mechanism

Operating Temperature
-10C to 60C

Weight
Varies with capacity, typically 10 kg to 50 kg

Lifting Capacity
10 Ton, 20 Ton, 30 Ton, up to 100 Ton (as per model)

Maintenance
Low maintenance, easy lubrication

About Compound Screw Jack

Compound Screw Jack

Consistingof a jack screw of 4 T.P.l. and double start carrying load platform. The nut ofthe screw is fitted on a pedestal bearing and is keyed to a worm gear of 40teeth operated by a worm screw. The spindle of the warm screw is provided withan effort wheel of 15 cm diameter. Weights are not included

Exceptional Lifting Capabilities

The Compound Screw Jack stands out for its high load capacity, supporting between 10 and 100 tons based on model selection. Its robust mild steel construction and reinforced baseavailable in both flat and flanged designsdeliver stability and safety during heavy lifting and positioning tasks. This makes it ideal for demanding environments where reliability is crucial.

Precision and Safety

Boasting advanced features like a trapezoidal threaded spindle and built-in anti-drop and locking mechanisms, this jack ensures enhanced load efficiency and operator safety at all times. The high-precision mechanism guarantees accurate lifting, while its manual, hand-operated control system offers intuitive and secure usability.

Durability and Low Maintenance

Finished in high-quality painted or powder-coated surfaces, the Compound Screw Jack is engineered for durability and corrosion resistance, suitable for both indoor and outdoor use. Its low-maintenance design allows for easy lubrication, reducing downtime and extending the lifespan of the equipment. Multiple color options and easy-to-use accessories, such as handle and top plate, further enhance functionality.

FAQs of Compound Screw Jack:

Q: How does the compound screw jack achieve high lifting efficiency?

A: The compound screw jack employs a trapezoidal thread shaft, which offers greater load efficiency and smooth manual operation. This design minimizes friction during lifting, allowing the device to handle heavy loadsranging from 10 to 100 tonseffectively and safely.

Q: What maintenance is required for the compound screw jack?

A: The jack is designed with low maintenance in mind. Routine lubrication of moving parts is typically all thats necessary to keep it functioning smoothly. Its painted or powder-coated surface adds to corrosion resistance, making upkeep straightforward even in challenging environments.

Q: When should I use a flat base versus a flanged base jack?

A: A flat base is ideal for stable, flat surfaces, offering reliable support in static positions. A flanged base with reinforcement is better suited for environments that may require bolting down the jack for added stability, especially in high-load applications or uneven terrains.

Q: Where can the compound screw jack be utilized effectively?

A: This lifting device is suitable for a broad range of applications, including construction sites, industrial plants, machine workshops, and structural maintenance projects. Its heavy-duty and manual operation make it adaptable to environments where power sources are unavailable or heavy machinery is impractical.

Q: What safety features are incorporated in the design?

A: The compound screw jack includes in-built locking and anti-drop mechanisms to prevent unexpected lowering of loads, ensuring the safety of both operators and equipment during use. The robust structure and precision threads further contribute to safe operation under high loads.

Q: How do I operate the compound screw jack manually?

A: The jack is operated using a specially designed handle that turns the trapezoidal thread spindle, raising or lowering the load. This manual control ensures precise adjustments and easy handling, without the need for external power sources.

Q: What are the benefits of using this jack over hydraulic alternatives?

A: Compared to hydraulic lifting devices, the compound screw jack offers greater reliability in remote or power-limited settings, reduced maintenance needs, and a robust mechanism free from fluid leaks or pressure issues. Its mechanical design ensures high precision and longevity for repetitive, heavy-duty lifting tasks.

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