PiazzaLunga Variable Speed Pulleys

EDT Series

The EDT Series is Piazzalunga’s most popular model of variable speed pulleys where it is widely regarded as a benchmark standard by customers across various industries. Engineered to deliver continuous and precise speed adjustment, the EDT series distinguishes itself by being completely maintenance free, ensuring outstanding reliability and long lasting performance. Thanks to the top quality components including a steel shaft with self-lubricating coating, galvanised cast iron half-flanges and robust helical springs. EDT series pulleys ensure optimal performance across a wide range of industrial applications. The versatility of the EDT series makes them ideal for various sectors providing efficient high quality solutions for mechanical power transmission needs.

Piazzalunga Motion Control

Features

  • Variation Ratio: 1:3
  • Transmissible Power: 0.75kW – 18.5kW
  •  Maintenance-Free
  • Double Expansion
  • Galvanised Cast Iron Flanges
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


100 Series

Thanks to the compact design and double expansion the 100 series variable pulleys adapt perfectly to a wide range of industrial applications. The quality materials such as the steel shaft coated with self-lubricating material the phosphated cast iron half-flanges and the robust helical springs ensure reliable, long lasting performance. With a wide range of applicable power, the 100 series variable pulleys provide an effective, high quality answer for the most demanding sectors.

Piazzalunga Motion Control

Features

  • Variation Ratio: 1:3
  • Transmissible Power: 0.37kW – 4.0kW
  • Maintenance-Free
  • Double Expansion
  • Variable Centre Distance
  • Galvanised Cast Iron Flanges
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


ES/RV Series

The ES/RV Variator uses a system based to two mono expanding pulleys, designed for plants or machinery with a fixed centre distance between the motor shaft and the driven shaft. This system offers continuous speed adjustment, ensuring precision and efficiency in power transmission. The standard configuration incudes a driving pulley (Type R, with bearing, or type RV, with manual adjustment control) and a driven pulley (Type ES, equipped with a spring). By operating the adjustment control on the driving pulley, it is possible to vary the rotation speed of the driven pulley, achieving reliable and smooth control.

The ES/RV Series stands out for its wide range of output speeds and high transmission efficiency, making this an ideal solution for various industrial applications, For specific needs, customisable options are available, such as hydraulic controls, motorised servo-controls, interfaces for pneumatic cylinders or chain sprockets, ideal for remote adjustment.

Piazzalunga Motion Control

Features 

  • Variation Ratio: 1:9
  • Transmissible Power: 0.25kW – 18.5kW
  • Fixed Centre Distance
  • Mono Expanding
  • Phosphated Cast Iron Flanges
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


Mini Series

The Mini Series represents a compact evolution of the mono expanding the ES/RV series pulleys, designed for use with belts of Z, A and B sections. Thanks to their reduced dimensions, these variable pulleys are ideal for applications where space is limited, without compromise of performance or quality.

The mini series stands out for the high quality of its components, including the steel shaft coated with self-lubricating material, galvanised cast-iron half flanges and chrome-silicon helical springs. These elements ensure reliable power transmission, long service life and excellent performance in a wide range of industrial applications, making it a versatile solution for even the most demanding sectors.

PiazzaLunga Motion Control

Features 

  • Variation Ratio: 1:6
  • Transmissible Power: 0.25kW – 0.75kW
  • Compact Dimensions
  • Single Expansion
  • Designed for use with standard V-belts in Z, A and B sections
  • Phosphated Cast Iron Flanges
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


BES Series

The Variators of the BES Series use the same operating principle as the ES/RV Variators but stand out for their compact size and interchangeability with major competitors. Another distinctive feature is the use of aluminium alloy flanges which guarantee lightness and strength, making this series ideal for complex industrial applications.

The variator unit consists of an adjustable driving pulley (model BE/R with bearing or BE/RV with manual adjustment control) and a spring-loaded driven pulley BE/S. By operating the adjustment control on the driving pulley, it is possible to vary the speed of the driven pulley, achieving precise and continuous power transition control.

The BES Series offers a wide range of output speeds and high transmission efficiency, representing a versatile and cost effective solution for many industrial applications. For specific needs, customised solutions are available, including hydraulic controls, motorised servo-controls, interfaces for pneumatic cylinders and chain sprockets, ideal for remote adjustment.

Piazzalunga Motion Control

Features 

  • Variation Ratio: 1:9
  • Transmissible Power: 0.37kW – 30kW
  • Fixed Centre Distance
  • Single Expansion
  • Long Guide Half Flanges
  • High strength Aluminium Alloy Half Flange Available on Request
  • Anodised Surface Hardening Treatment
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


TXR Series

The TXR Series Variators are designed to handle heavy duty applications using high-power electric motors. Thanks to the use of technologically advanced materials and innovative production processes, these variators guarantee long lasting performance and completely maintenance-free operation. The Variator unit includes a spring-loaded driven pulley (Type U for motor/gearbox on the same  side, of Z type for opposite configurations.  A transition belt and a driving pulley R available in 3 control versions.

  • CRV – Manual Adjustment
  • CRC – Manual Adjustment with Chain Sprocket for Remote control.
  • HYD – Hydraulic Actuator for Remote Adjustment

The TXR Series stands out for its high efficiency and reliability in complex industrial applications, offering a versatile and customisable solution. Piazzalunga’s technical department in able to develop tailor-made solutions or special applications, ensuring every need it met with precision.

PiazzaLunga Motion Control

Features 

  • Variation Ratio: 1:9
  • Transmissible Power: 18.5kW – 55kW
  • Heavy-Duty Applications Subject to High Torque
  • Maintenance-Free and Self-Lubricating
  • High strength Aluminium Alloy Semi-Flange, Available on Request
  • Anodised Surface Hardening Treatment
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.

 


GVBE Series

The compact GVBE Series variator unit is an advanced modular system that integrate the BES Series variators within a robust aluminium housing. Allowing for Flexible mounting configurations, Either in the U position (motor and gearbox on the same side) or Z Position (motor and gearbox on opposite sides), making this system ideal for various industrial applications.

The modularity of the GVBE Series enables versatile integration with different transmission components, including motors, gearboxes and return shafts of all types. On request the unit can be customised with:

  • Output flanges with PAM interface according to IEC standards
  • Support feet for stable mounting
  • Adjustment controls available in straight, angled, hydraulic or electrically servo-controlled versions.
  • Integrated motor and gearbox for a complete solution

The variator is supplied disassembled, with the possibility to request assembly instructions for the technical department at piazzalunga, which are always available for support and customisations.

Piazzalunga Motion Control

Features 

  • Variation Ratio: 1:9
  • Transmissible Power: 0.37kW – 110kW
  • Maintenance-Free
  • Fixed Centre Distance
  • Suitable for Heavy-Duty Applications Subject to High Torque
  • High strength Aluminium Alloy Half Flanges, Available on Request
  • Anodised Surface Hardening Treatment
  • Chrome-Silicon Steel Springs
  • Carbon Steel Shaft Coated with Self-Lubricating Material.
  • Aluminium Housing

 


If you require any more information regarding Piazzalunga products, or are a UK customer looking to purchase Piazzalunga motion control solutions please enquire with YB Components who’s helpful and friendly team will be happy to help

Enquire Here

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