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High-precision overload protection device using balls or cams.

High-precision overload protection device using balls or cams.
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High-precision overload protection device using balls or cams.

Product catalog summary
Overview
TSUBAKI provides a range of overload protection and control devices to protect machinery from mechanical and electrical overloads, enhancing automation and safety in industrial equipment.
Key Products
  • Torque Limiter: Friction type that slips at a preset torque to prevent overload.
  • Shock Guard: Available in various series for different applications, offering separation and linear actuating types.
  • Axial Guard: Provides axial direction overload protection.
  • Shock Relay: Monitors motor current with digital display options for overload protection.
  • Shock Monitor: Electric overload protection device with load sensors.
  • Torque Keeper and MINI-KEEPER: Mechanical slipping clutches and brakes for stable slip torque and tension control.
Specifications and Features
  • Torque settings range from 0.294 to 9310Nm, with varying maximum RPMs.
  • Features include automatic reset, non-backlash, and remote torque adjustment.
  • Shock Relays offer motor capacity selection, display functions, and remote monitoring.
Applications
  • Used in industries like transport, environmental equipment, packaging, and more.
  • Protects machinery from overloads, jamming, and breakages.
Conclusion
TSUBAKI's devices are essential for protecting industrial machinery from overloads, enhancing automation and operational efficiency.
Specifications and Installation Guidelines
  • Self-Holding Circuit: Recommended for optimal performance.
  • Axis Installation: Use specified shaft diameter tolerance and key. Tighten bolts and use Loctite 242 to prevent loosening.
  • Drive Member Installation: Use 3 mounting seats and specified torque. Consult TEM for Power Lock combinations.
Model Specifications
  • Details for models TGM3 to TGM800 with movement and force specifications.
Installation and Resetting Procedures
  • Installation Bolts: Follow recommended screw-in lengths and torque values.
  • Resetting: Stop rotation, remove overload causes, reset with input rpm below 50r/min.
Grease and Maintenance
  • Pre-packed with high-quality grease; regular greasing not necessary under normal conditions.
Connecting and Torque Adjustment
  • Connections between variators, reducers, or intermittent drive devices. Torque adjusted using the adjustment nut.
Shock Guard TGZ Series Features
  • Overload protection and ON-OFF clutch functionality with easy torque adjustment.
Handling and Maintenance
  • Ensure proper assembly and disassembly. Regular maintenance includes greasing annually or every thousand trips.
Screw Tightening Torque and Precautions
Ensure adjustment nut or bolt is not turned beyond the torque indicator's maximum value to avoid locking the mechanism.
Shock Guard TGXZ Series
Non-backlash and complete release type, suitable for high-speed applications up to 1800 r/min.
Pneumatic Torque Adjustment Mechanism
The TGK series features an air clutch ON-OFF mechanism for remote torque adjustment by regulating air pressure.
Construction and Operating Principles of TGK Series
Transfers driving force via drive balls, with torque adjustable during operation by changing air pressure.
Transmissible Capacity and Dimensions
Specifications for models TGK20-A2, TGK30-A2, and TGK45-A2, including torque ranges and air pressure requirements.
Torque Adjustment and Air Control System
Torque adjusted by air pressure, with a range of 0.14 to 0.55 MPa, allowing for torque changes during operation.
Electrical Diagram and Basic Operation
Includes components like air filters, regulators, and solenoid valves for simple torque adjustments.
Overview: The document provides technical specifications and operational guidelines for a dual air control system and torque limiter devices.
Air Device Configuration: Includes components like air filters, regulators, and solenoid valves for optimal operation.
Basic Operation: System operates by setting the selecting switch to "AIR ON" and pressing the motor start button.
Torque Limiter Specifications: Details various models designed to protect machinery by slipping under overload conditions.
Construction and Operating Principles: Torque limiters transmit torque through frictional force and slip when operational torque exceeds the set limit.
Finished Bore and Sprocket Options: Available for quick delivery with specifications for bore diameters and torque settings.
Recommendations and Best Practices: Advises on proper installation and maintenance of torque limiters.
Overview: The document provides specifications and guidelines for Torque Limiters and Axial Guards, mechanical devices used to protect machinery from overload.
Specifications: Lists models of Torque Limiters with torque ranges, dimensions, and mass.
Installation and Operation: Procedures for setting slip torque and selecting the correct Torque Limiter size.
Center Member Selection: Guidelines for selecting and manufacturing center members for use with Torque Limiters.
Axial Guard Features: Described as a mechanical overload protection device for linear load applications.
Applications: Examples include pushers, crank mechanisms, and machining center grippers.
Installation Examples: Various installation types for Torque Limiters are illustrated.
Safety Recommendations: Advises on precautions when using Torque Limiters with human transportation or lifting devices.
Overview: The document provides technical specifications and installation guidelines for the TGA Series Axial Guard.
Specifications: Includes model numbers, max set load, and components.
Installation Guidelines: Ensure the Axial Guard is installed on the driven side where overload is most likely.
Setting Trip Load: Initial load is set at minimum; adjust using the number of rotations and angle indicators.
Resetting Instructions: Stop the machine and remove the cause of overload before resetting.
Safety Precautions: Avoid using the Axial Guard with human transportation or lifting devices without necessary precautions.
Maintenance and Auxiliary Parts: Regularly check and replenish grease, especially when installed vertically.
TGA Sensor Specifications: Includes power supply, control output, and installation instructions.
Wiring and Load Considerations: Connect to the power source through load to prevent damage.
Load Residual Voltage Characteristics
  • Low Power Voltage: Caution advised when using voltage-operated loads like relays.
  • Small Load Current: Connect a breeder resistance in parallel with the load to ensure the load current exceeds 5mA.
  • Large Inrush Current Loads: Use a relay to prevent deterioration or damage to the opening and closing elements.
Shock Relay Features
  • Overcurrent Detection: Instantly detects overcurrent and outputs a relay contact signal after a preset time.
  • Installation: Easy to install on existing equipment without major modifications.
  • Abnormal Signal Output: Only outputs an abnormal signal under sustained overcurrent conditions.
Applications
  • ED Series: Used in lifting devices for illumination and screens.
  • SS Series: Protects chip conveyors from damage.
  • SC Series: Used in mixers to adjust speed based on load changes.
  • SU Series: Prevents pump motor burnout due to water shortage.
Series Reference Chart
  • Provides specifications for various Shock Relay series.
Notes on Selection
  • Considerations for selecting Shock Relays based on motor capacity, voltage, and operation power source.
Special Models and Specifications
  • Details on special models with features like impact load detection.
Overview: The document provides technical specifications and operational guidelines for the SC Series Shock Relay.
Specifications:
  • Output: 4 to 20mA for load analysis and recording.
  • Mounting: Available in panel type with detachable display.
  • Detection: Undercurrent detection and maintenance indicators included.
  • Compliance: CE marking and RoHS conformity.
Protection Functions:
  • Overcurrent Settings: Adjustable based on the number of wires passing through the CT hole.
  • Start and Shock Time: Configurable start time and shock time.
  • Phase Reversal and Loss: Trips within specified times to prevent damage.
Output Relay:
  • Rated Load: 3A, 250VAC.
  • Life Expectancy: 100,000 activations at rated load.
Environmental Conditions:
  • Temperature: Operates between -20 to +60°C.
  • Humidity: 30 to 85% RH without condensation.
Control and Display:
  • Buttons: ESC, UP/DN, and SET buttons for parameter adjustments.
  • LED Display: Shows phase, unit, load ratio, and operational data.
Communication and Monitoring:
  • RS485/Modbus: Enables central monitoring and data logging.
Analog Signal:
  • 4 to 20mA Output: Used for remote monitoring and control applications.
Setup and Configuration:
  • Parameter Selection: Adjustable via UP/DN and SET buttons.
Imbalance Detection and Settings:
1. Imbalance Threshold: Set between 10% to 50% to detect current imbalance.
Stall and Jam Detection:
1. Stall Threshold: Set the ratio against overcurrent setting for detecting lock during start.
Analog Output and Alerts:
1. Analog Output Range: Set current value for 20mA output.
Reset and Communication Settings:
1. Reset Options: Self-holding or automatic reset options available.
Trip Functions and Solutions:
1. Overcurrent, Phase Loss, Phase Reversal, Stall, Jam, Imbalance, Under Current, and Auto-reset Limitation are detailed with solutions for each trip condition.
Motor Wire and CT Settings:
1. Guidelines for the number of motor wires through CT based on load ratio and motor specifications.
Communication and Connection:
1. RS-485 communication standards with a maximum distance of 1200m.
Shock Relay Features:
1. Displays motor current and settings digitally, includes CT in a compact unit, and is compatible with inverters.
Part Names and Functions:
1. Detailed descriptions of LED display, current setting, start time, shock time, DIP switch, test button, and reset button functions.
Overview: The document provides technical specifications and operational guidelines for the ED Series Shock Relay.
Key Features:
  • Start Time Function: Allows the Shock Relay to ignore motor starting current within a set time.
  • Shock Time Function: Delays the relay's response to excess current.
  • Design: Compact with integrated current transformer (CT).
Specifications:
  • Motor Capacity: Supports motors from 0.2kW to 90kW.
  • Control Power Supply Voltage: Available for AC100V to 240V systems.
Operational Modes:
  • Overload Mode: The relay trips when the motor current exceeds the set value.
Installation and Connection:
  • Basic Connection Diagram: Provides guidance on wiring and installation.
Additional Specifications:
  • Special Models: Available for specific requirements such as UL/cUL and CCC standards compliance.
Testing and Maintenance:
  • Test and Reset Functions: The Shock Relay includes test and reset buttons for operational checks.
Overview: The document provides technical specifications and operational guidelines for Shock Relays, specifically the TSBSS and TSBSA series.
Specifications:
  • Shock Time: Adjustable between 0.2 to 5 seconds.
  • Start Time: Ranges from 0.2 to 10 seconds.
Operational Features:
  • Test and Reset Functions: The Shock Relay can be tested independently or during motor operation.
Installation and Wiring:
  • CT Wiring: The current transformer (CT) is pre-wired at the factory.
Model Variants:
  • TSBSS Series: Includes models like TSBSS05, TSBSS30, and TSBSS60.
Usage Notes:
  • Ensure transformers are set according to the voltage of the Shock Relay and magnetic contactor.
Specifications and Features
The document outlines the specifications and features of various Shock Relays and Torque Keepers.
Operating Procedures
The Shock Relay operates by monitoring the motor current and tripping if the current falls below a set level.
Standards and Recommendations
For optimal performance, ensure the correct number of wires pass through the CT hole based on motor load factors.
Connection Diagrams and Tables
The document includes basic connection diagrams for the Shock Relay and Torque Keeper.
Key Parameters and Limitations
The Shock Relay's setting current range varies by model.
Overview: The document provides technical specifications and installation guidelines for the MINI-KEEPER series and the TSM4000 Shock Monitor series.
MINI-KEEPER Series:
  • Specifications: The MINI-KEEPER models have varying torque ranges and masses.
TSM4000 Shock Monitor Series:
  • Features: Designed for monitoring light loads, the Shock Monitor is unaffected by voltage fluctuations.
Key Recommendations:
  • Install suitable protection devices when using with human transport or lifting devices.
Overview:
The document provides technical specifications and operational guidelines for the Shock Monitor.
Specifications:
  • Communication: Utilizes RS485, half-duplex, bidirectional Modbus protocol.
Usage:
  • Real-time monitoring of power and current waveforms for preventive maintenance.
Components and Connections:
  • Includes a touch panel display, LED indicators, and various connectors.
Parameter Settings:
  • Parameters include motor voltage, motor kW, start time, and process levels.
Application Examples:
  • Basic Type: Used for general industrial machines.
Key Features:
  • Ability to detect minute load changes and provide alarm signals.
Technical Document Summary
1. Specifications and Parameters
Specifications for various motor capacities and voltage classes.
2. Procedures and Settings
Instructions for setting parameters like inhibit time and auto inhibit function.
3. Terminal Functions and Connections
Describes the function of various terminals.
4. Safety and Maintenance Guidelines
Safety guidelines emphasize verifying no load or rotational force before maintenance.
5. Warranty Information
Warranty covers 18 months from shipment or 12 months from first use.
6. Recommendations
Recommendations include using relays for minute electric currents.
Introduction: This document provides important guidelines and contact information for Tsubaki E&M products.
Key Instructions:
  • If the instruction manual is unavailable, request one from the distributor or sales office.
Safety Caution: Misuse of the product can result in injury and product damage.
Trademark Information: Logos and product names are trademarks of Tsubakimoto Chain Co. or the Tsubaki Group.
Product Specifications: Specifications are subject to change without notice.
Contact Information: Lists contact details for Tsubaki offices worldwide.
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Catalog excerpts

High-precision overload protection device using balls or cams.-1

Expanded Lineup Overload protection and control devices Shock Guard Torque Limiter Axial Guard Shock Relay Torque Keeper MINI-KEEPER Shock Monitor Safety and Control devices

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High-precision overload protection device using balls or cams.-2

Safety devices for protecting machinery from potentially damaging mechanical and electrical overload. Both mechanical and electrical types are available. Creating device safety and control From safety mechanisms like Torque Limiter, Shock Guard and Shock Relay, to controlling devices like Torque Keeper and Shock Monitor, SAFCON provides your vital machinery with top-notch safety and control.

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High-precision overload protection device using balls or cams.-3

Torque Limiter Friction type Shock Guard Separation type Axial Guard Linear actuating type Shock Relay Current type TSUBAKI Safety and Control devices Mechanical type slipping Mechanical type slipping Shock Monitor Electric type overload protection device and load sensor

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High-precision overload protection device using balls or cams.-4

Mechanical type ["Torque) ^Thrust Load) Shock Relay Motor capacity: Shock Relay Shock Relay Motor capacity: Shock Relay Mqtqr qapaqity: Mqtqr qapaqity:

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High-precision overload protection device using balls or cams.-5

Electrical type ^Motor powerj Load detection level Reset after trip Select by motor capacity Shock Monitor Motor capacity: Motor capacity: Shock Relay Shock Monitor Motor capacity: Shock Monitor Motor capacity: Motor capacity: Slipping clutch Power sensor Mechanical type I Electrical type What it detects What it detects Slip torque ^Motor powerj f Large 1 f Small ] f Contact ] f Wear ] detection^ ^detection [ Select by slip torque ] [ Select by motor capacity J Torque Keeper I MINI-KEEPER Shock Monitor Torque Keeper Shock Monitor Motor capacity: Shock Monitor Motor capacity: Shock Monitor Set...

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High-precision overload protection device using balls or cams.-6

Starting with the examples below, SAFCC ts a wide range of industrial equipment safety and control needs. Shock Guard Series Series Series Series Series Series Series Metal working Chain block Belt conveyor Belt conveyor Garbage disposal equipment S Water treatment equipment S Water gate Bag making and packaging machine S Vacuum packaging machine S Injection molding machine S Gear pump for extruding machine S Textile weaving loom C Book binder Liquid crystal manufacturing device S Semiconductor production device S Automotive testing machine S Stage device Overload protection for machine overload,...

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High-precision overload protection device using balls or cams.-7

®:Optimal •: Recommended Shock Relay Torque MINI- Keeper KEEPER Shock Monitor Series Series Type HI Type H2 Type

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High-precision overload protection device using balls or cams.-8

TSUBAKI mechanical and electrical safety devices provide overload protection for various applications. Providing optimal overload protection Packaging machine Cutter drive portion overload protection Shock Guard Automatic reset Small precision printer from paper jams Shock Guard Automatic reset Rotary filling and packaging machine I pr0Ciuct Protects the machine from intrusion I used I Index table Indexer protection Automatic reset Works with wide gears Shock Guard Automatic reset from highly viscous material Shock Guard Sealed construction Works when closing a cap with the prescribed torque...

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High-precision overload protection device using balls or cams.-9

Mechanical type features Due to cutting the peak load, overload does not occur. Excessive power to the loaded axis can be shut off. Electronic type features All models are equipped with the start time function. Price stays same regardless of motor size. Protects the mechanical system from overload due to the work piece getting Axial Guard •Can protect from overload Lifting and lowering device Detects overweight Shock Relay • While verifying motor current during operation, the load value can be precisely Multiple conveyors Perform remote monitoring by Shock Relay Stops overload when spoons or...

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High-precision overload protection device using balls or cams.-10

Application Contm Slipping clutch and brake Because it is possible to use even with continuous slipping, it is ideal for braking, accumulation and dragging. Multistory parking facility When the table strikes the stopper and stops, the Torque Keeper slips, protecting the drive portion. Torque Keeper •Stable slip torque •Long life •Simple layout Wire winding machine the roll, constant tension allows the wire to wind smoothly •Continuous slip is possible •Gives ideal amount of tension for the work piece Power sensor Preventitive device maintenance and automation can be realised by detecting minute...

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High-precision overload protection device using balls or cams.-11

Shock Guard, Torque Limiter, Axial Guard Shock Guard TGB Series p21 to p34 ® Shock Guard TGE Series p35 to p40 |^ shock Guard TGX Series p41 to p50 shock Guard TGF Series p51 to p62 Shock Guard TGM Series p63 to p70 Shock Guard TGZ Series p71 to p78 Shock Guard TGK Series p79 to p86

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High-precision overload protection device using balls or cams.-12

Mechanical type safety devices Shock Guard, Torque Limiter, Axial Guard Shock Guard Easy to operate and reasonably priced. Can be used with almost all machines. ■ General-purpose, shock Guard wide torque setting range TGE Series Compact design. Applicable to small-diameter sprockets and wide pulleys High precision, high rigidity Shock Guard No backlash and unsurpassed operation rigidity. Ideal for machines that require precision positioning. Shock Guard M Ideal for indexers TGF Seri Excellentreset position accuracy. Shock Guard M Sealed construction TGM Series The sealed type possesses unsurpassed...

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High-precision overload protection device using balls or cams.-13

Mechanical safety device variation In order to meet the diverse needs of our customers, we provide a wide range of mechanical safety products. Refer to the chart below to choose the functions and device characteristics that best suit your safety needs. Shock Guard Compact size Medium size Large size With sprocket Torque range Repetitive motion torque accuracy Reset method Torque indicator Shock Guard Torque Limiter Axial Guard Torque range (Load range[N]) Repetitive motion torque accuracy (trip load) Reset method External force Limit switch Limit switch Proximity switch, Torque indicator *1 Only...

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High-precision overload protection device using balls or cams.-14

The right mechanical type safety device for your particular needs is available. Using the chart below, select the device that is most right for your machines. For machinery like positioning and indexing machines that require Repetitive motion torque accuracy This represents the deviation caused by repeated

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High-precision overload protection device using balls or cams.-15

For the machine that you want to automatically reset after removing nvprlnari after trin Arbitrarily transmit or shutoff torque by external force. For the machine that is used Sealed construction Sealed Construction Sealed construction using O-ring. Under normal usage conditions it is not necessary

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