Bore Keyway Torque Limiters and Slip Clutches
Description
Bore Keyway Torque Limiters and Slip Clutches are mechanical devices designed to protect machinery from damage due to torque overloads. They function by allowing controlled slippage or disengagement when the torque exceeds a predetermined threshold, thereby preventing damage to the drive components.
Working Principle
Torque limiters and slip clutches operate by transmitting torque through friction or mechanical engagement until a set torque limit is reached. In friction-based systems, the torque is transmitted via friction disks compressed by a spring. When the torque exceeds the limit, the frictional force is overcome, causing the disks to slip and preventing further torque transmission. This mechanism is useful as it allows the drive shaft to continue running without applying excessive torque to the driven components, thus protecting them from damage. Slip clutches, on the other hand, disengage the drive when the torque threshold is surpassed, ensuring safety and equipment protection.
Applications
Torque limiters and slip clutches are used in various applications where continuous operation is critical, such as in conveyors, gearboxes, and motors. For instance, they are essential in conveyor systems to allow the machinery to power through temporary jams without incurring damage. They are also used in safety-critical applications where personnel protection is a priority, as they prevent machinery from applying excessive force that could lead to accidents.
Advantages over other Torque Limiters and Slip Clutches
One significant advantage of these devices is their ability to automatically reset and resume torque transmission once the overload condition is removed, minimizing downtime. Additionally, they provide a mechanical solution to torque limiting, which can be more reliable than electronic systems that may not react quickly enough to prevent damage. The integration of torque limiters with sprockets offers a complete solution that can be customized for specific machinery, enhancing their versatility and effectiveness.
Limitations
A limitation of torque limiters and slip clutches is that they may require manual re-engagement after an overload event, particularly in free-wheeling safety clutches. This can lead to increased downtime if not promptly addressed. Additionally, while they are effective in preventing damage from torque overloads, they may not be suitable for all applications, particularly those requiring precise torque control at very low speeds.
Considerations
When selecting torque limiters and slip clutches, it is important to consider factors such as initial costs, operating expenses, and maintenance requirements. While they may be perceived as an expensive luxury, their ability to prevent costly damage and reduce downtime can justify the investment. Durability and accuracy are also critical considerations, as these devices must reliably perform under varying conditions. Replacement and maintenance costs should be factored into the overall cost of ownership, as regular inspections and potential part replacements may be necessary to ensure optimal performance.
from Hilliard Corporation (The)
The Inferno Fire racing clutch is the latest engineered product for the racing industry. The Fire clutch includes all of the design advantages of the Flame with several new features that make the Fire the best drum clutch available on the market. The Fire clutch has a bonded friction lining that... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Shaft: In-line
- Engagement: Friction
- Mounting: Through
from Hilliard Corporation (The)
The Flame clutch includes all of the design advantages of the Fury but also includes several additional features. The clutch is fully tunable with optional weights. The optional weights allow the racer to make small adjustments to the engaging speed for optimal performance. The shoes have been... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Shaft: In-line
- Engagement: Friction
- Mounting: Through
from Hilliard Corporation (The)
The Inferno Fury is an economical racing clutch designed for durability. The sprockets are heat treated steel and the hub is heat treated. The Fury is available with an oil impregnated bronze bushing, or a needle bearing. The Fury is a long lasting low maintenance design with some tunability. The... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Shaft: In-line
- Engagement: Friction
- Mounting: Through
from Hilliard Corporation (The)
Our newest Centrifugal Clutch has been engineered to provide long service life, even in the most demanding applications. A thermodynamically designed shoe increases the clutch's ability to absorb heat without damaging the clutch springs. The sprocket version is ideal for the everyday demands of... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction
- Rotary Speed: 1800 to 2300
- Attachment: Keyway
from Hilliard Corporation (The)
The Hilliard centrifugal clutch provides automatic, gradual, cushioned engagement over a speed range on high-inertia loads. It smooths out and reduces starting current surge. Centrifugal clutches are slip-free at rated load and speed. They protect against overload by limiting torque, absorbing shock... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Shaft: In-line
- Engagement: Friction
- Mounting: Through
from Hilliard Corporation (The)
Friction Torque Limiters and Couplings are designed to slip during a torque overload, while still transmitting the adjusted torque. They provide dependable solutions to the problems of torque control and overload protection in power transmission equipment. [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1800
- Torque: 1.0 to 84.0
- Engagement: Plate / Disc
from Hilliard Corporation (The)
Hilliard Sprag Clutches are designed for overrunning, backstopping and indexing applications. This clutch is a freewheeling device with an inner race and an outer race, either of which can be the input or output member. The input can drive the output in a chosen direction and permit the output to... [See More]
- Device: Overrunning; Freewheeling; Backstop
- Rotary Speed: 375 to 3600
- Torque: 275.0 to 36600.0
- Engagement: Roller Detent; Sprag
from GMN Paul Muller Industrie GmbH & Co. KG
GMN freewheels are unidirectional couplings, transmitting or supporting torque in one direction by friction and allowing idling in the opposite direction. Freewheel clutches can be used as indexing devices, backstops or overrunning clutches. Our sprag type freewheel clutch guarantees highest torque... [See More]
- Device: Freewheeling
- Bore Diameter: 0.3937 to 2.36
- Attachment: Keyway
from KTR Corporation
The solid safety system KTR-SI is available in different types (standard and compact) and operating principles (ratchet, synchronous, fail-safe, disengaging), providing for overload protection up to 3,100 Nm. Product features. Backlash-free overload systems with declining spring characteristic. [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 4000
- Torque: 2.2 to 2286.1
- Engagement: Plate / Disc
from GMN Bearing, USA Ltd.
Free-wheel clutch, roller ramp technology [See More]
- Device: Freewheeling
- Engagement: Roller Ramp
- Torque: 11.0
- Shaft: In-line
from Mach III Clutch, Inc.
Operation. Mechanically adjustable, continuously engaged friction torque limiter slips in the event of an overload. Torque at which limiter will slip is field adjustable through the tightening or loosening of a nut. Adjustment nut is locked in place by set screws when desired torque setting is... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction; Plate / Disc
- Torque: 8.4 to 169.1
- Shaft: In-line
from Zero-Max
H-TLC operates on the same basic principle as Torq-Tender, except the torque setting Is adjustable and it uses polymer materials in its major components to resist corrosion. If operating conditions require periodic changes in torque settings, the H-TLC gives you that ability. Simply adjust the... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Pawl Detent
- Torque: 40.0 to 150.0
- Shaft: In-line
from KTR Corporation
SYNTEX ® is a safety system operating with positive locking suitable for torques up to 525 Nm. The component transmitting the torque is a punched disk spring (protected by patent). The design of the coupling ensures short reaction times with high repeating accuracy. Due to the special design it... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1500
- Torque: 4.4 to 295.0
- Engagement: Friction (optional feature); Plate / Disc
from Mach III Clutch, Inc.
Operation. Mechanically adjustable, continuously engaged friction torque limiter slips in the event of an overload. Torque at which limiter will slip is field adjustable through the tightening or loosening of a nut. Adjustment nut is locked in place by set screws when desired torque setting is... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction; Plate / Disc
- Torque: 4.8 to 96.6
- Shaft: In-line
from Zero-Max
Torq-Tenders are positive drive couplings which provide accurate overload protection in many mechanical power transmission systems. When a jam-up or excess overload occurs, Torq-Tenders disengage motor drives. Their effective, versatile design, proven through 25 years of use, protect your drive... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1800
- Torque: 0.2 to 5.0
- Engagement: Pawl Detent
from KTR Corporation
SYNTEX ® is a safety system operating with positive locking suitable for torques up to 525 Nm. The component transmitting the torque is a punched disk spring (protected by patent). The design of the coupling ensures short reaction times with high repeating accuracy. Due to the special design it... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1500
- Torque: 4.4 to 295.0
- Engagement: Friction (optional feature); Plate / Disc
from Mach III Clutch, Inc.
Operation. Mechanically adjustable, continuously engaged friction torque limiter slips in the event of an overload. Torque at which limiter will slip is field adjustable through the tightening or loosening of a nut. Adjustment Nut is locked in place by set screws when desired torque setting is... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction; Plate / Disc
- Torque: 4.8 to 96.6
- Shaft: In-line
from KTR Corporation
SYNTEX ® is a safety system operating with positive locking suitable for torques up to 525 Nm. The component transmitting the torque is a punched disk spring (protected by patent). The design of the coupling ensures short reaction times with high repeating accuracy. Due to the special design it... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1500
- Torque: 4.4 to 295.0
- Engagement: Friction (optional feature); Plate / Disc
from Mach III Clutch, Inc.
Operation. Mechanically adjustable, continuously engaged friction torque limiter slips in the event of an overload. Torque at which limiter will slip is field adjustable through the tightening or loosening of a nut. Adjustment nut is locked in place by set screws when desired torque setting is... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction; Plate / Disc
- Torque: 4.8 to 8.0
- Shaft: In-line
from KTR Corporation
SYNTEX ® is a safety system operating with positive locking suitable for torques up to 525 Nm. The component transmitting the torque is a punched disk spring (protected by patent). The design of the coupling ensures short reaction times with high repeating accuracy. Due to the special design it... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 1500
- Torque: 4.4 to 295.0
- Engagement: Friction (optional feature); Plate / Disc
from Mach III Clutch, Inc.
Operation. Mechanically adjustable, continuously engaged friction torque limiter slips in the event of an overload. Torque at which limiter will slip is field adjustable through the tightening or loosening of a nut. Adjustment nut is locked in place by set screws when desired torque setting is... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Friction; Plate / Disc
- Torque: 4.8 to 96.6
- Shaft: Parallel
from KTR Corporation
The core of the overload system is formed by the idle rotation elements. In case of overload they uncouple the driving and driven side while protecting the drive train from damages. After eliminating the overload, the rotation segments are manually re-engaged so that the drive is released again. [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 3.7 to 6047.2
- Shaft: In-line
from KTR Corporation
The core of the overload system is formed by the idle rotation elements. In case of overload they uncouple the driving and driven side while protecting the drive train from damages. After eliminating the overload, the rotation segments are manually re-engaged so that the drive is released again. [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 3.7 to 6047.2
- Shaft: In-line
from KTR Corporation
For exact dimensioning torque limiters latest simulation and calculation programmes are available. Therefore let us know many data of your drive. The more precise these data are, the more precise are the results of calculation. Make use of this possibility and discuss with us the application in... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 1.5 to 6047.2
- Shaft: In-line
from KTR Corporation
For exact dimensioning torque limiters latest simulation and calculation programmes are available. Therefore let us know many data of your drive. The more precise these data are, the more precise are the results of calculation. Make use of this possibility and discuss with us the application in... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 1.5 to 6047.2
- Shaft: In-line
from KTR Corporation
The RUFLEX ® modular system is able to provide a solution for every drive. The combination with the well-approved KTR couplings and the integration of customer-specific drive components (e. g. sprockets) provides for an overload protection up to 6,800 Nm adapted to every application in an... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 6600
- Torque: 3.7 to 1179.9
- Engagement: Plate / Disc
from KTR Corporation
The RUFLEX ® modular system is able to provide a solution for every drive. The combination with the well-approved KTR couplings and the integration of customer-specific drive components (e. g. sprockets) provides for an overload protection up to 6,800 Nm adapted to every application in an... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 10000
- Torque: 0.0 to 5014.7
- Engagement: Plate / Disc
from KTR Corporation
The RUFLEX ® modular system is able to provide a solution for every drive. The combination with the well-approved KTR couplings and the integration of customer-specific drive components (e. g. sprockets) provides for an overload protection up to 6,800 Nm adapted to every application in an... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 0.0 to 295.0
- Shaft: In-line
from KTR Corporation
The RUFLEX ® modular system is able to provide a solution for every drive. The combination with the well-approved KTR couplings and the integration of customer-specific drive components (e. g. sprockets) provides for an overload protection up to 6,800 Nm adapted to every application in an... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Engagement: Plate / Disc
- Torque: 0.0 to 5014.7
- Shaft: In-line
from KTR Corporation
The RUFLEX ® modular system is able to provide a solution for every drive. The combination with the well-approved KTR couplings and the integration of customer-specific drive components (e. g. sprockets) provides for an overload protection up to 6,800 Nm adapted to every application in an... [See More]
- Device: Slip clutch / Disengagement Torque Limiter
- Rotary Speed: 6600
- Torque: 3.7 to 590.0
- Engagement: Plate / Disc