Dancer Roll Mount: Weight 15-150 kg depending on size

Component Specifications

Definition

The dancer roll mount is a precision-engineered mechanical component designed to securely hold and align dancer rolls within web handling machinery. It provides stable mounting points, allows for controlled movement of the dancer roll assembly, and ensures proper tension distribution across the web material. This component typically includes mounting brackets, adjustment mechanisms, and bearing interfaces to accommodate the dancer roll's oscillating motion while maintaining precise alignment with other web path components.

Working Principle

The dancer roll mount operates by providing a rigid yet adjustable framework that supports the dancer roll's weight and dynamic forces. It allows the dancer roll to move vertically or pivot in response to web tension variations, with the mount's structure absorbing mechanical stresses and maintaining alignment. The mount's design ensures smooth, low-friction movement of the dancer assembly while preventing lateral drift or misalignment that could affect tension control accuracy.

Materials

Typically manufactured from structural steel (ASTM A36 or equivalent), stainless steel (304 or 316 grade for corrosive environments), or aluminum alloy (6061-T6 for lightweight applications). Critical bearing surfaces may include bronze bushings or polymer liners for reduced friction.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	15-150 kg depending on size
Load Capacity	500-5000 kg depending on application
Surface Finish	Ra 3.2 μm or better for bearing surfaces
Adjustment Range	±50 mm vertical, ±5° angular
Mounting Pattern	Standardized bolt circle diameters

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

DIN 15061, ISO 2768-mK

Parent Products

This component is used in the following industrial products

Dancer Arm

A mechanical arm used in tension control systems to maintain consistent material tension during processing.

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Engineering Analysis

Risks & Mitigation

Misalignment causing web tracking issues
Fatigue failure from cyclic loading
Corrosion in humid environments
Bearing seizure due to inadequate lubrication

FMEA Triads

Trigger: Improper alignment during installation
Failure: Premature bearing wear and uneven web tension
Mitigation: Implement precision alignment procedures using laser alignment tools and regular inspection protocols

Trigger: Inadequate maintenance lubrication
Failure: Increased friction leading to jerky dancer movement and tension control instability
Mitigation: Establish preventive maintenance schedule with proper lubricant selection and application intervals

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

±0.1 mm for critical mounting surfaces, ±0.5° for angular adjustments

Test Method

Static load testing per ISO 7500-1, dynamic fatigue testing per ASTM E466, alignment verification using laser measurement systems

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

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Manufacturers of Dancer Roll Mount

Manufacturer profiles associated with Dancer Roll Mount.

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Compiled and source-reviewed by the CNFX editorial team. Each manufacturer above links to the page on that company's own website where the product is listed, with the date we checked it. How we source and review

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Frequently Asked Questions

What is the primary function of a dancer roll mount?

The primary function is to provide stable, adjustable support for dancer rolls while allowing controlled movement in response to web tension variations, ensuring consistent tension control across the material web.

How does material selection affect dancer roll mount performance?

Material selection determines the mount's strength, weight, corrosion resistance, and friction characteristics. Steel offers high strength for heavy loads, aluminum reduces weight for high-speed applications, and stainless steel provides corrosion resistance in harsh environments.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records. See the editorial policy.

Preliminary Technical Classification

This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

Dancer Roll Mount