Slewing Worm Drive worm gear Vertical slew drive Dual Axis Slew Drive

Slewing Worm Drive worm gear Vertical slew drive Dual Axis Slew Drive
Product Details

A slew worm drive system is a compactly constructed unit which consists of a MJM slewing ring, base plate and worm. This unit brings the advantages of a slewing ring and a worm into one unit.


Slewing Worm Drive worm gear

It is suitable for slow rotation equipment with a continuous or cyclical movement capable of handling combined loads. The product is of a series nature and therefore it has standard dimensions for coupling an electric or hydraulic motor as well as coupling a whole system to equipment.

Due to its compactness, high rigidity and other mentioned advantages, a worm drive system is used in varying equipment such as mobile assembly platforms, hydraulic loading cranes on haulage vehicles, small marine cranes, extendable rotating ladders, in wheel units of large portal transporters of marine containers. 

The main advantages of a MJM worm drive system are:

  • continuous or cyclical rotation of the connected superstructure by 360ยบ,

  • connection of a driving motor from the left or right side,

  • during installation, it is not necessary to adjust the gearing clearance; this is already set by the producer,

  • simple installation and maintenance,

  • rational space utilisation,

  • the gear is self-locking, therefore a brake is not necessary,

  • reliable operation with low maintenance requirements,

  • easy and fluent method of starting and stopping.

Slewing Worm Drive worm gear

Worm Drive Applications

To date, MJM worm drives have proven effective in many machines and equipment, in various applications and various operational conditions, such as:

  • construction and assembly platforms,

  • placement of cockpits in forest machinery,

  • material handling equipment,

  • positioning of solar systems,

  • control of superstructures and operational applications of construction machinery,

  • industrial cranes and other.


      solar tracker rotary slewing drive 

Slewing Ring Bearing for Radar & Satellite








    Q: Are you a factory or trading company?

    A: we are a slew worm drive manufacturer who located at NINGBO CHINA, and offer the best price of the slew worm drive!
    Q: Whether the products can be customized ?
    A: Yes, we are able to produce the customized slewing bearing and worm drives.
    Q: What is the payment ?
    A:  T/T, WESTERN UNION, D/P, L/C etc
    Q: What is the shipping method?
    A:  Shipment by sea, air, and express as well
    Q: What is the delivery time?
    A:  normally in 4 weeks

MJM Industrial Limited is well-known as one of the leading slewing worm drive manufacturers and suppliers in China, which is equipped with a professional factory. We also deal with wholesale business. Come and buy customized slewing worm drive made in China with us.