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Baumannflex Models

Baumannflex Models

Baumannflex Models

Product catalog summary
Overview: The document provides detailed specifications and features of BAUMANNFLEX Metal Coil Spring Couplings, emphasizing their flexibility, compact size, and high torque capabilities. These couplings are applicable in various fields such as vacuum equipment, medical equipment, and printing machinery.
Main Features: These couplings connect hubs mounted on shafts using a metal coil spring, offering high flexibility and torque. They are constructed from durable materials like stainless steel and spring steel.
Specifications:
  • Max nominal torque: 220 N·m
  • Pilot bore range: φ3 to 35 mm
  • Operating temperature: -40 to 120°C for BAUMANN MINI FLEX, -30 to 100°C for BAUMANNFLEX
  • Backlash: Insignificant
Materials and Construction: The document details materials such as zinc alloy for hubs, spring steel for metal coil springs, and alloy steel for set screws, with surface finishes including zinc plating and black coating.
Model Variants: Various models (ZG, LM, MM, MF) are listed with specific torque, misalignment, rotation speed, torsional stiffness, moment of inertia, and mass specifications, each designed for different operational needs.
Ordering Information: Instructions for placing orders include bore specifications and compliance with JIS standards, along with standard bore diameters and dimensions for each model.
Applications and Use Cases: Suitable for use with induction motors, these couplings are ideal for environments requiring high precision and reliability.
Specifications and Standards: The document outlines standard bore drilling standards for BAUMANNFLEX MM/MF models, noting alignment with old JIS standards. Set screws and keyways are not on the same plane, and set screws are included. Keyway positioning precision is visually determined, with specific precision requirements directed to Miki Pulley.
Precautions for Handling: Operating temperature ranges are specified for different models. MM(K) and MF(K) types are not waterproof and unsuitable for outdoor use. Light lubrication is applied to coil spring components, and degreasers should not be used. Couplings should be mounted to maintain alignment within specified misalignment values, especially at rotation speeds over 2000 min-1. Surfaces should be rust, dust, and oil-free, and set screws should be tightened with specified torque using a calibrated tool.
Selection Procedures: The document provides a method to calculate the torque applied to the coupling using the driver's output capacity and rotation speed. Service factors based on operating time, starting/braking frequency, and load property are provided to determine corrected torque. The nominal coupling torque should be at least equal to the corrected torque, and the maximum torque should meet or exceed the peak torque generated by the driver or follower. Attention should be given to parallel, angular, and axial misalignment, and bolts should be tightened with specified torque.
Additional Notes: Ensure proper alignment and tightening of bolts. If the required shaft diameter exceeds the maximum bore diameter of the selected size, a suitable coupling should be chosen.
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Catalog excerpts

Baumannflex Models-1

Metal Coil Spring Couplings Metal Coil Spring Couplings BAUMANNFLEX Max. nominal torque [N·m] Pilot bore/added work ranges [mm] Operating temperature [℃ ] Backlash Drive High flexibility High torque Stainless steel 220 φ3 ~ 35 BAUMANN MINI FLEX: -40 to 120, BAUMANNFLEX: -30 to 100 Insignificant Induction motor Vacuum equipment, medical equipment, printing machinery Metal Coil Spring Couplings with Excellent Flexibility These couplings connect hubs that mount on shafts to other hubs, separated by a metal coil spring. They achieve excellent flexibility, compact size, and high torq

 Open the catalog to page 1
Baumannflex Models-2

Spring Materials and Features Small-capacity type Stainless steel SPEED CHANGERS Ultra-flexible Spring steel Stainless steel Standard/Single-flange Type CLUTCHES & BRAKES Spring steel Standard/Coupling type Spring steel LINEAR SHAFT DRIVES TORQUE LIMITERS SERIES Metal Disc Couplings SERVOFLEX High-rigidity Couplings ■ Allows angular deflection up to 14° ■ Three-layer coil makes it compact with high torque Metal Couplings Main Features Metal Slit Couplings HELI-CAL Metal Coil Spring Couplings BAUMANNFLEX Pin Bushing Couplings PARAFLEX Link Couplings SCHMIDT Dual Rubber MM・MF Rubber and Plastic...

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Baumannflex Models-3

Metal Coil Spring Couplings ZG Models Specications Torque Torsional stiffness [N·m/rad] * Max. rotation speed does not take into account dynamic balance. * The moment of inertia and mass are measured for the maximum bore diameter. Pilot bore * Pilot bores are to be drilled into the part. * Left and right tap positions may be shifted slightly. Standard Bore Diameter Model ZG-6 ZG-8 Standard bore diameter d1, d2 3 * Standard bore-drilled products do not have keyways. Keyways may be possible under some conditions. Contact Miki Pulley for details. Bore diameter: d1 (Small diameter) - d2 (Large diameter)...

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Baumannflex Models-4

Specications Torque Torsional stiffness [N·m/rad] SPEED CHANGERS CLUTCHES & BRAKES INVERTERS LINEAR SHAFT DRIVES * Max. rotation speed does not take into account dynamic balance. * The moment of inertia and mass are measured for the maximum bore diameter. TORQUE LIMITERS ROSTA SERIES Metal Disc Couplings * Pilot bores are to be drilled into the part. * The left and right tap positions are not correlated as shown in the diagram. Metal Couplings SERVORIGID Metal Slit Couplings HELI-CAL Metal Coil Spring Couplings BAUMANNFLEX Pin Bushing Couplings Standard Bore Diameter Model LM-6 -1 Dual Rubber...

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Baumannflex Models-5

Metal Coil Spring Couplings MM Models Specifications Torque Torsional stiffness [N·m/rad] Torsional stiffness [N·m/rad] * Max. rotation speed does not take into account dynamic balance. * The moment of inertia and mass are measured for the maximum bore diameter. Pilot bore * Pilot bores are to be drilled into the part. MM-16K-S 12H-14N Size Materials Blank: Carbon steel and spring steel   -S : Stainless steel Bore diameter: d1 (Small diameter) - d2 (Large diameter) Blank: Pilot bore Bore specifications Blank : Compliant with the old JIS standards (class 2) E9 H: Compliant with JIS standards H9...

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Baumannflex Models-6

Specifications Torque Torsional stiffness [N·m/rad] SPEED CHANGERS CLUTCHES & BRAKES LINEAR SHAFT DRIVES * Max. rotation speed does not take into account dynamic balance. * The moment of inertia and mass are measured for the maximum bore diameter. TORQUE LIMITERS ROSTA Metal Disc SERVOFLEX High-rigidity Couplings Metal Couplings SERVORIGID Metal Slit Couplings HELI-CAL Metal Coil Spring Couplings BAUMANNFLEX Pin Bushing Couplings Link Couplings * Pilot bores are to be drilled into the part. Dual Rubber STEPFLEX Rubber and Plastic Couplings Pilot bore MIKI PULLEY STARFLEX Jaw Couplings SPRFLEX...

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Baumannflex Models-7

Metal Coil Spring Couplings Standard Hole-Drilling Standards M MM/MF Models Unit [mm] Models compliant with the old JIS standard (class 2) JIS B 1301 1959 Models compliant with the new JIS standard (H9) JIS B 1301 1996 Models compliant with the new JIS standard (JS9) JIS B 1301 1996 Models compliant with the motor standard JIS C 4210 2001 Bore Keyway Keyway diameter width height [d1・d2] [W1・W2] [T1・T2] Tolerance Tolerance H7 JS9 Nominal bore diameter Bore Keyway Keyway diameter width height [d1・d2] [W1・W2] [T1・T2] Nominal bore diameter Nominal bore diameter Nominal bore diameter Bore Keyway Keyway...

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Baumannflex Models-8

ZG/LM/MM/MF Models Items Checked for Design Purposes ■ Special Items to Take Note of You should note the following to prevent any problems. (1) Find the torque, Ta, applied to the coupling using the output capacity, P, of the driver and the usage rotation speed, n. (1) Always be careful of parallel, angular, and axial misalignment. (2) Always tighten bolts with the specified torque. ■ Precautions for Handling (1) The operating temperature range is -40℃ to 120℃ for ZG and LM models and -30℃ to 100℃ for MM and MF models. Note that the MM(K) and MF(K) types are not waterproof and cannot be used...

 Open the catalog to page 8

All Miki Pulley Europe AG catalogs and technical brochures

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  12. SFC Model

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  13. PSL - G Model

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  14. SFF Model

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  15. SFH Model

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  16. DC Motors

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  17. BXR-LE Model

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  18. BXR Model

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  19. BXW Model

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  20. BXH Model

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  21. BXL Model

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  22. BXL-N Model

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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.