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Pulleys, variators, motor bases and rails

Pulleys, variators, motor bases and rails
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Pulleys, variators, motor bases and rails

Product catalog summary
Overview: The document provides technical specifications and information on various series of pulleys and motor bases offered by Piazzalunga. It includes details on different models, their configurations, materials, and performance characteristics.
Key Sections:
  • Technical Information: Variable pulleys are highlighted for their role in precise speed control of shafts, offering cost-effective solutions for industrial applications. They are maintenance-free and designed to maximize efficiency.
  • Series EDT: Features double expanding pulleys with a power range of 0.75 to 18.5 kW. They are maintenance-free with a variation ratio of 1:3, using zinc-coated cast iron flanges and self-lubricating shafts.
  • Series 100: Offers double expanding pulleys with a power range of 0.37 to 4 kW. Known for their compact design and interchangeability with competitors, they maintain a good quality/price ratio.
  • Series PF: Provides detailed specifications on belt sizes, diameters, and weights for various pulley sizes, emphasizing their adaptability to different industrial needs.
  • Series ES-RV: Utilizes single-expanding pulleys for systems with fixed inter-axle distances. It offers a wide range of output speeds and is suitable for remote speed adjustments with custom options available.
Critical Information: The document notes that all technical data are non-binding and subject to change without notice, emphasizing the company's commitment to product improvement.
Specifications:
The document provides detailed specifications for various series of variators, including MINI, MINI ES, MINI R, MINI RV, and BES. Each series is designed for specific power ranges and applications, with power outputs ranging from 0.25 kW to 160 kW. The variators use standard trapezoidal belts and are composed of single-expanding pulleys.

Materials:
The variators are constructed using materials such as phosphated cast iron, zinc-coated cast iron, and high-strength aluminum alloy. The shafts are made of self-lubricating carbon steel.

Features:
Key features include maintenance-free operation, fixed wheelbase, and simple expanding mechanisms. The MINI series offers a variation ratio of 1:6, while the BES series provides a ratio of 1:9.

Configurations:
The variators consist of a drive pulley with either a bearing or manual adjustment control and a driven pulley with a spring. They are designed for U or Z mounting and can be customized for remote speed adjustment using hydraulic controls, motorized servos, or pneumatic interfaces.

Technical Information:
The MINI series is suitable for low-power applications, offering compact solutions for speed variation. The BES series is noted for its compact size and interchangeability with competitors' products, making it suitable for various industrial applications.

Notes:
The data provided in the datasheet are not binding, and the manufacturer reserves the right to make changes without prior notice.
Technical Specifications
The document provides detailed specifications for various series of variable pulleys and variators, including the BES, BES-RV, and TXR series. These components are designed for different power ranges and applications, with power capacities ranging from 0.37 kW to 160 kW.

Materials and Features
The components are made from high-strength aluminum alloy with optional anodizing for surface hardening. Springs are made from chrome-silicon harmonic steel, and shafts are self-lubricating carbon steel. Key features include maintenance-free operation, a fixed wheelbase, and a variation ratio of 1:9.

Configuration and Customization
The variators consist of two single-expanding pulleys: a drive pulley with a bearing or manual adjustment control, and a driven pulley with a spring. They are designed for U or Z mounting. Custom solutions for remote speed adjustment are available, including hydraulic controls and motorized servos.

Technical Information
The document includes detailed tables with dimensions, power ratings, belt sizes, and bore specifications for each model. It also outlines the technical features of the TXR series, which are designed for heavy-duty applications requiring up to 55 kW of power.

Assembly and Adjustment
The document provides information on U and Z assembling configurations and adjustment controls, which can be manual, chain wheel, or hydraulic actuator versions.

Disclaimer
The data provided in the datasheet are not binding, and the manufacturer reserves the right to make changes for product improvement without prior notice.
Specifications and Features
The document describes various motor bases made from galvanized sheet metal and stainless steel, designed to accommodate motors compliant with IEC standards. These bases do not require additional manufacturing for installation and are suitable for applications requiring lightness, compactness, and ease of assembly. They allow quick adjustments of belt tension without altering the alignment of drive components.

Product Configurations
1. SLITTE SS: Compact motor bases for motor sizes 63 to 225, made from galvanized sheet metal. They are designed for applications requiring lightness and compactness.
2. SLITTE SC: Rail motor bases for medium to large motors, sizes 63 to 355, made from galvanized sheet metal. Suitable for applications requiring ease of assembly.
3. SLITTE SA: Rail motor bases for motor sizes 71 to 355, made from painted welded steel. Designed for medium to large motors.
4. SLITTE SB: Rail motor bases for motor sizes 90 to 315, made from phosphated cast iron. Suitable for medium to large motors.

Company Overview
Piazzalunga has been manufacturing power transmission components since 1960, including variable speed pulleys, gear couplings, torque limiters, and slide motor bases. The company emphasizes continuous innovation and collaboration with customers and partners, including the University of Bergamo, to develop customized solutions and maintain high-quality standards.

Global Presence
Piazzalunga operates in various countries, including Australia, Austria, Belgium, Canada, France, Germany, Italy, the United States, and more.

Contact Information
Piazzalunga Snc di Marco e Mauro Piazzalunga, Via Pozze, 7 24010 - Bracca (BG) - Italy. Phone: (+39) 0345 247357, Email: [email protected], [email protected].
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Catalog excerpts

Pulleys, variators, motor bases and rails-1

PULEGGE E SLITTE PORTAMOTORE PULLEYS AND MOTOR BASES

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Pulleys, variators, motor bases and rails-6

INFORMAZIONI TECNICHE - TECHNICAL INFORMATION Le pulegge variabili sono fondamentali per la regolazione continua e precisa della velocità di rotazione degli alberi, permettendo il controllo della trasmissione di potenza. Grazie alla loro flessibilità, offrono soluzioni ottimali per diverse applicazioni industriali, assicurando durata e affidabilità. Rispetto ad altre opzioni meccaniche o elettroniche, le pulegge variabili sono la scelta più economica per un controllo preciso della velocità, ideali per chi cerca efficienza senza compromettere il budget. Piazzalunga propone una gamma completa di...

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Pulleys, variators, motor bases and rails-7

SERIE EDTEspansione doppia - Double expandingPotenza da 0,75 a 18,5 Kw - Power from 0,75 to 18,5 KwCaratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:3 - Variation ratio 1:3 Flange in ghisa zincata Zinc coated cast iron flanges Molle in acciaio armonico al cromo silicio Springs in chrome-silicon harmonic steel Albero in acciaio al carbonio rivestito di materiale autolubrificante Self-lubricating carbon steel shaft Puleggia variabile con molle elicoidali ad apertura simmetrica che trasmette il moto ad una puleggia condotta fissa. La variazione di velocita...

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Pulleys, variators, motor bases and rails-8

Caratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:3 - Variation ratio 1:3 Interasse variabile - Variable wheelbase Flange in ghisa zincata Phosfated cast iron flanges Molle in acciaio armonico al cromo silicio Springs in chrome-silicon harmonic steel Albero in acciaio al carbonio rivestito di materiale autolubrificante Self-lubricating carbon steel shaft Puleggia variabile con molle elicoidali ad apertura simmetrica che trasmette il moto ad una puleggia condotta fissa. La variazione di velocita si ottiene agendo sull'interasse tra il motore e l'albero...

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Pulleys, variators, motor bases and rails-9

Le informazioni riportate nella presente scheda tecnica, non sono vincolanti. Da*a shown in this datasheet are not binding. Piazzalunga si riserva il diritto di apportare eventuali modifiche necessarie al miglioramento Piazzalunga reserves the right to make any necessary changes to the improvement of the products, without any dei prodotti, senza alcun obbligo di preavviso. obligation of pfior notice.

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Pulleys, variators, motor bases and rails-11

SERIE ES-RV Le informazioni riportate nella presente scheda tecnica, non sono vincolanti. Piazzalunga si riserva il diritto di apportare eventuali modifiche necessarie al miglioramento dei prodotti, senza alcun obbligo di preavviso. Data shown in this datasheet are not binding. Piazzalunga reserves the right to make any necessary changes to the improvement of the products, without any obligation of prior notice.

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Pulleys, variators, motor bases and rails-12

INFORMAZIONI TECNICHE - TECHNICAL INFORMATION Il variatore ES-RV utilizza due pulegge mono espansibili, montate su macchine o impianti con interasse fisso tra l’albero motore e il condotto. È composto da una puleggia motrice di tipo R, con cuscinetto, o RV, con comando di regolazione manuale, e da una puleggia condotta tipo ES, a molla. Agendo sul comando della puleggia motrice, si ottiene una variazione della velocità della puleggia condotta. L’ampia gamma di velocità in uscita e l’ottimale rendimento della trasmissione rendono questa serie una soluzione vantaggiosa per diverse applicazioni....

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Pulleys, variators, motor bases and rails-13

SERIE ES-RVEspansione semplice - Simple expandingPotenza da 0,25 a 18,5 Kw - Power from 0,25 to 18,5 KwCaratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:9 - Variation ratio 1:9 Interasse fisso - Fixed wheelbase Flange in ghisa fosfata Phosfated cast iron flanges Molle in acciaio armonico al cromo silicio Springs in chrome-silicon harmonic steel Albero in acciaio al carbonio rivestito di materiale autolubrificante Self-lubricating carbon steel shaft Variatore composto da due pulegge mono espansibili: motrice R con cuscinetto o RV con comando di regolazione...

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Pulleys, variators, motor bases and rails-14

SERIE REspansione semplice - Simple expandingPotenza da 0,25 a 18,5 Kw - Power from 0,25 to 18,5 KwCaratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:9 - Variation ratio 1:9 Interasse fisso - Fixed wheelbase Flange in ghisa fosfata Phosfated cast iron flanges Albero in acciaio al carbonio rivestito di materiale autolubrificante Self-lubricating carbon steel shaft Variatore composto da due pulegge mono espansibili: motrice R con cuscinetto o RV con comando di regolazione manuale e condotta ES con molla. Variator composed of two single-expanding pulleys:...

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Pulleys, variators, motor bases and rails-16

INFORMAZIONI TECNICHE - TECHNICAL INFORMATION I variatori della serie MINI sono progettati per applicazioni a bassa potenza, offrendo una soluzione compatta per la variazione della velocità. Utilizzano cinghie trapezoidali standard e sono composti da due pulegge: la puleggia motrice che può essere con comando di regolazione manuale (RV) o con cuscinetto (R), e la puleggia ES con molla elicoidale. Un aspetto cruciale da considerare è il tipo di interasse utilizzato. Se il sistema è impostato su un interasse fisso, è fondamentale prestare attenzione al montaggio, che può essere di tipo U o Z, per...

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Pulleys, variators, motor bases and rails-17

Espansione semplice - Simple expanding Potenza da 0,25 a 0,75 Kw - Power from 0,25 to 0,75 Kw ol Caratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:6 - Variation ratio 1:6 Interasse fisso - Fixed wheelbase Predisposta per l'impiego di cinghie trapezoidali standard sezione Z, A, B Designed for use with standard trapezoidal belts, section Z, A, B Materiale - Materiale Flange in ghisa zincata Zinc coated cast iron flanges Molle in acciaio armonico al cromo silicio Springs in chrome-silicon harmonic steel Albero in acciaio al carbonio rivestito di materiale...

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Pulleys, variators, motor bases and rails-18

SERIE MINI REspansione semplice - Simple expandingPotenza da 0,25 a 0,75 Kw - Power from 0,25 to 0,75 KwCaratteristiche - Features Esente da manutenzione - Maintenance-free Rapporto di variazione 1:6 - Variation ratio 1:6 Interasse fisso - Fixed wheelbase Predisposta per l'impiego di cinghie trapezoidali standard sezione Z, A, B Designed for use with standard trapezoidal belts, section Z, A, B Flange in ghisa zincata Zinc coated cast iron flanges Albero in acciaio al carbonio rivestito di materiale autolubrificante Self-lubricating carbon steel shaft Variatore composto da due pulegge mono espansibili:...

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.