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HercuFlex Gear Couplings

HercuFlex Gear Couplings
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HercuFlex Gear Couplings

Product catalog summary
Introduction
This document provides comprehensive information on Lovejoy's gear coupling products, including the FX, CX, FXL, RA/RAHS Series, and HercuFlex Gear Couplings. It highlights the importance of adhering to safety instructions and proper installation procedures to prevent severe injury or death.
Safety Precautions
Users must follow specific safety guidelines, such as selecting the correct product based on catalog specifications, avoiding sudden shock loads, and ensuring proper alignment and maintenance. The document advises against using these products in elevators or devices that carry people and stresses the necessity of installing suitable guards according to OSHA and ASME standards.
Disclaimer
The catalog is a tool for product selection, but users must validate the suitability of products for their applications. Lovejoy products are subject to Timken's terms and conditions, including a limited warranty.
Gear Coupling Selection Process
The selection process involves several steps: reviewing the gear coupling series and type, calculating nominal application torque, using the Application Service Factor chart to determine total torque, comparing required torque with nominal torque capacity, ensuring the selected coupling meets maximum bore size and RPM requirements, and considering any special requirements.
Application Service Factors
The document provides a list of application service factors for various equipment types, which are crucial for determining the appropriate coupling for specific applications.
Conclusion
This document is a critical resource for selecting and safely using Lovejoy gear couplings, providing essential guidelines and specifications to ensure optimal performance and safety.
Overview
The document details technical specifications and features of various industrial equipment and gear couplings, focusing on the HercuFlex Gear Couplings series by Lovejoy. It includes data on torque, bore sizes, and operational speeds for different models and applications across industries.
Key Sections
  • Equipment Specifications: Lists various industrial machines with their operational parameters.
  • HercuFlex Gear Couplings FX Series: Describes the flange style gear coupling with features like increased torque capacity and corrosion resistance.
  • Dimensional Data: Provides detailed measurements for the FX and CX series gear couplings.
  • HercuFlex Gear Couplings CX Series: Introduces the continuous sleeve style gear coupling.
  • HercuFlex Gear Couplings FXL Series: Focuses on the labyrinth seal flanged gear coupling for high contamination environments.
Critical Information
  • Values in tables are guidelines for smooth power sources; an additional value of 1.0 should be added for internal combustion engines.
  • Lovejoy does not recommend using the coupling for transporting people.
  • All HercuFlex couplings are designed to be interchangeable with standard AGMA flange interfaces.
Specifications
The document lists torque ratings and maximum bore sizes for different series of gear couplings, comparing each series across different sizes.
Dimensional Data
Additional dimensional data is provided for hub dimensions, sleeve and bolt dimensions, and flex hub puller bolt holes.
Key Features of RA and RAHS Type Rigid Couplings
The RA and RAHS couplings are designed for vertical pump applications, featuring axial positioning of the pump impeller and removable spacers for maintenance.
Tables and Data Interpretation
The document includes tables detailing torque ratings and bore sizes for various coupling sizes and series, crucial for selecting the appropriate coupling.
Performance Data
Detailed performance data for RA and RAHS type motor and pump hubs, including specifications such as horsepower, torque, thrust capacity, and bore sizes.
Ordering Information
Key considerations for ordering include application type, power requirements, speed, shaft sizes, and thrust amounts.
Coupling Types
The document describes various types of HercuFlex gear couplings, each designed for specific applications and operational requirements.
Coupling Grease
Lovejoy Gear Coupling Grease is highlighted for its high viscosity and resistance to centrifugal separation, designed to extend coupling life and reduce maintenance.
Selection Worksheet
A worksheet is provided to assist in selecting the appropriate coupling, requiring information such as driver type, horsepower, RPM, shaft dimensions, and mounting length.
Product Warranty
Lovejoy offers a warranty against defects in material and workmanship, with limitations on liability for special, incidental, or consequential damages.
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Catalog excerpts

HercuFlex Gear Couplings-1

FX Series CX Series FXL Series RA/RAHS Series HercuFlex Gear Couplings The Reinvention of the Gear Coupling

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HercuFlex Gear Couplings-2

Safety Warning When using Lovejoy products, you must follow these instructions and take the following precautions. Failure to do so may cause the power transmission product to break and parts to be thrown with sufficient force to cause severe injury or death. Refer to this Lovejoy Catalog for proper selection, sizing, horsepower, torque range, and speed range of power transmission products, including elastomeric elements for couplings. Follow the installation instructions included with the product, and in the individual product catalogs for proper installation of power transmission products....

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HercuFlex Gear Couplings-3

Table of Contents Section Page No.

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HercuFlex Gear Couplings-4

HercuFlex Gear Couplings Gear Coupling Selection Process Factors Affecting Selection The following is a list of the information necessary to assist in making a coupling selection. Not all of these items will come into play in all selection processes. These items include, but are not limited to: • • • • • • • • • Application details Type of motor and driven equipment Motor horsepower or KW Operating/coupling speed Shaft sizes and separation Space and size constraints Environment (temperature, chemicals, etc) Balance requirements Special modifications Steps In Selecting A Gear Coupling Refer to...

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HercuFlex Gear Couplings-5

Notes: n 1 indicates: If people are transported, Lovejoy does not recommend and will not warranty the use of the coupling. n alues contained in the table should be used as a general guide and are to be applied to smooth power sources such as electric V motors and steam turbines. n For drives involving internal combustion engines add 1.0 to the values listed.

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HercuFlex Gear Couplings-6

HercuFlex Gear Couplings FX Series Overview FX Series Flange Style Gear Coupling By incorporating the latest advances in Finite Element Analysis technology, Lovejoy has revolutionized the Gear Coupling. Increased nominal torque, larger maximum bore size and longer service life are just a few of the many advantages of the HercuFlex coupling. Despite the advanced nature of these improvements, the HercuFlex Gear Coupling still utilizes the standard AGMA flange interface to ensure field interchangeability. Key Features • Unequaled bore and torque capacity • 1.5° of misalignment per gear mesh • Improved...

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HercuFlex Gear Couplings-7

HercuFlex Gear Couplings FX Dimensions (Standard Hubs) LTB

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HercuFlex Gear Couplings-8

HercuFlex Gear Couplings CX Series Overview CX Series Continuous Sleeve Style Gear Coupling The HercuFlex coupling family has expanded to include the continuous sleeve gear coupling. Utilizing the same industry leading design expertise as seen in the FX style, Lovejoy has incorporated multiple innovations to yield previously unseen bore and torque capacity in the Continuous Sleeve gear coupling segment. Key Features • Unequaled bore and torque capacity • 1.5° of misalignment per gear mesh • Improved hardware corrosion resistance • Advanced seal design intensifying contamination resistance Nominal...

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HercuFlex Gear Couplings-9

HercuFlex Gear Couplings

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HercuFlex Gear Couplings-10

HercuFlex Gear Couplings FXL Series Overview FXL Series Labyrinth Seal Flanged Gear Coupling In extreme high contamination environments, Lovejoy has transformed the HercuFlex coupling to integrate an advanced seal design when performance degradation is not tolerable. This advanced gear coupling still encompasses the torque and misalignment capacities that make the HercuFlex coupling an industry leader. Key Features • Unequaled bore and torque capacity • 1.5° of misalignment per gear mesh • Improved fastener corrosion resistance • Advanced seal design intensifying contamination resistance • Interchangeable...

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HercuFlex Gear Couplings-11

HercuFlex Gear Couplings FXL Series FXL Dimensions (Standard Hubs) OAL THESE ARE THE CX DRAWINGS OAL TS OAL LTB STILL NEED THE FXL NORMAL, Size in mm in CL 1 HUB AND 2 HUB REVERSED 1 3.63 92.2 1.69 OAL 1 E CX DRAWINGS S E FXL NORMAL, Size HUB REVERSED OAL 2 THESE ARE THE CX DRAWINGS TS FD FD TS STILL NEED THEmm NORMAL, FXL in in 1 HUB4.56 2 HUB REVERSED AND 115.8 2.13 6.00

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HercuFlex Gear Couplings-12

HercuFlex Gear Couplings Flange Interchangeability* EXPOSED BOLTS Exposed and Shrouded Bolts Lovejoy® FXL Series Max Torque Bore Rating mm Size in-lb Torque Rating in-lb Max Max Torque Max Max Bore Bore Rating Bore Bore in mm Size in-lbf in mm FALK® 1000 Series Max Max Bore Bore in mm Torque Rating in-lbf SHROUDED BOLTS Max Max Bore Bore in mm Size Torque Rating in-lb Torque Rating in-lb Torque Max Max Rating Bore Bore in-lbf in mm Max Max Torque Max Max Bore Bore Rating Bore Bore in mm Size in-lbf in mm 7,600 Torque Rating in-lbf Torque Max Max Rating Bore Bore Size in-lbf in mm 1GF Note: n...

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HercuFlex Gear Couplings-13

HercuFlex Gear Couplings Flange Interchangeability* Exposed and Shrouded Bolts Kop-Flex® FAST Max Max Bore Bore in mm Size Torque Rating in-lbf Max Max Bore Bore in mm Size Torque Rating in-lbf Renold® Ajax® Series Torque Rating in-lbf Torque Rating in-lbf Kop-Flex® Waldron® Series Max Max Bore Bore in mm Size Torque Rating in-lbf Kop-Flex® FAST Torque Rating Size in-lbf Kop-Flex® Waldron® Series Max Max Torque Max Bore Bore Rating Bore in mm Size in-lbf in Renold® Ajax® Series Torque Rating in-lbf Torque Rating in-lbf Torque Rating in-lbf

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HercuFlex Gear Couplings-14

HercuFlex Gear Couplings Additional Dimensional Data Additional Dimensional Data BORE Flex Hub Puller Bolt Holes H

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HercuFlex Gear Couplings-15

HercuFlex Gear Couplings Additional Dimensional Data Sleeve and Bolt Dimensions EXPOSED BOLTS SHROUDED BOLTS Exposed Bolts Only

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HercuFlex Gear Couplings-16

HercuFlex Gear Couplings RA and RAHS Type Rigid Couplings Overview & Performance Data RA and RAHS Type Rigid Adjustable Couplings The RA and RAHS couplings are offered in two different styles. Type II coupling consists of two rigid hubs, adjusting nut and split ring and split ring for motor hub. Type IV coupling consists of two rigid hubs, adjusting nut, and split ring for motor hub and spacer. Key Features • Axial positioning of the pump impeller in vertical pump applications • Clearance fit bores allows for easy installation and maintenance for pump and/or motor • Easily adjustable for vertical...

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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.