Editorial Technical Reference

Precision Shear

This page explains how Precision Shear is classified within Electrical Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

The Precision Shear is a critical component of the Busbar Processing Module designed to make clean, accurate cuts on copper or aluminum busbars with minimal deformation or burrs.

Precision Shear in a manufacturing environment
Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Precision Shear

Definition
The Precision Shear is a critical component of the Busbar Processing Module designed to make clean, accurate cuts on copper or aluminum busbars with minimal deformation or burrs. It ensures precise lengths and square edges for proper electrical connections in switchgear, panel boards, and other electrical distribution systems. The shear operates using a mechanical or hydraulic system where a sharp blade descends vertically or at an angle onto the busbar, which is securely clamped in place. The cutting action is controlled to minimize material distortion, often incorporating features like adjustable blade clearance and controlled cutting speed to achieve clean shearing without crushing the conductive material. This component is typically integrated into automated busbar processing lines, where it works in conjunction with punching, bending, and marking stations. The shear is available in various configurations to accommodate different busbar cross-sections and material types, with cutting capacities ranging from 120–200 mm² for copper and 150–250 mm² for aluminum. Cycle times per cut are typically 1.5–3.0 seconds, and cutting tolerances are maintained within ±0.1–±0.3 mm. The blade gap is adjustable from 0.02–0.05 mm to suit material thickness. Operating pressure is 1.0–1.6 MPa, and the unit requires a supply voltage of 220–380 V AC, with motor power ranging from 2.2–5.5 kW. The shear is designed for ambient temperatures from -10°C to 50°C and offers protection class IP54–IP65 (per IEC 60529). Blade materials include high-speed steel (HSS) or alloy tool steel (Cr12MoV). The weight varies from 150–350 kg depending on model and capacity. For proper selection, verify the required cutting capacity, material type, and integration interface with the busbar processing line. Always confirm model-specific parameters and standards with the legal manufacturer or supplier before procurement.
Working Principle
The Precision Shear uses a vertically or angularly descending blade to cut busbars. The busbar is clamped securely to prevent movement. The blade clearance is adjustable to match material thickness, and cutting speed is controlled to reduce deformation. The mechanical or hydraulic drive provides the necessary force for clean shearing without crushing the conductive material.
Common Materials
Tool steel, High-strength alloy steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Cutting Capacity (Copper)120–200 mm²Maximum cross-section for copper busbar
Cutting Capacity (Aluminum)150–250 mm²Maximum cross-section for aluminum busbar
Cutting Speed1.5–3.0 s/strokeCycle time per cut
Cutting Tolerance±0.1–±0.3 mmAccuracy of cut length
Blade Gap0.02–0.05 mmAdjustable for material thickness
Supply Voltage220–380 V ACThree-phase or single-phase
Motor Power2.2–5.5 kWDepends on cutting capacity
Operating Temperature-10–50 °CAmbient temperature range
Protection ClassIP54–IP65Dust and water protectionIEC 60529
Blade MaterialHSS–Cr12MoVHigh-speed steel or alloy tool steel
Weight150–350 kgDepending on model and capacity

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

Components / BOM
  • Cutting Blade Part
    Primary cutting edge that contacts and severs the busbar material
    Material: Tool steel
  • Clamping Mechanism
    Secures the busbar in position during cutting to prevent movement
    Material: Hardened steel
  • Blade Holder/Assembly
    Houses and supports the cutting blade, often allowing for blade adjustment and replacement
    Material: Steel alloy
  • Actuation System
    Mechanical, hydraulic, or pneumatic system that drives the blade movement
    Material: Various (steel, aluminum, seals)

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Max 10 bar hydraulic pressure
other spec: Max busbar thickness: 12mm, Cutting accuracy: ±0.1mm, Cycle rate: ≤30 cuts/min
temperature: -10°C to +50°C
Media Compatibility
✓ Copper busbars (electrolytic grade) ✓ Aluminum busbars (6061/6063 alloys) ✓ Tin-plated copper busbars
Unsuitable: Abrasive composite materials with embedded grit or ceramics
Sizing Data Required
  • Busbar material type and hardness (e.g., Cu-ETP, Al-6061)
  • Maximum busbar thickness and width (mm)
  • Required production rate (cuts per hour)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Blade edge degradation
Cause: Progressive wear from cutting hard materials, improper blade alignment causing uneven stress, or insufficient lubrication leading to increased friction and heat
Hydraulic system failure
Cause: Contamination of hydraulic fluid causing valve sticking or pump wear, seal degradation leading to pressure loss, or overheating from inadequate cooling or excessive cycling
Maintenance Indicators
  • Increased vibration or audible knocking during operation indicating blade misalignment or bearing wear
  • Visible hydraulic fluid leaks around cylinders or connections, or inconsistent cutting pressure resulting in incomplete cuts
Engineering Tips
  • Implement a strict blade inspection and rotation schedule based on material cut counts, using precision alignment tools to ensure parallel blade positioning and optimal clearance settings
  • Establish a proactive hydraulic maintenance program with regular fluid analysis, filtration system checks, and temperature monitoring to prevent contamination and thermal degradation

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ISO 12164-2:2001 - Tool holders with cylindrical shank - Part 2: Dimensions and designation of shanks for power driven tools ANSI B94.19-1997 - Cutting Tools - Milling Cutters and End Mills DIN 1838:1985-12 - Cutting tools; end mills with parallel shank; dimensions

Quoted from the published standard.

Manufacturing Precision
  • Blade parallelism: +/-0.01mm per 100mm length
  • Cutting edge sharpness: Radius not exceeding 0.02mm
Quality Inspection
  • Hardness testing (Rockwell C scale) for blade material
  • Surface roughness measurement (Ra ≤ 0.8μm) on cutting edges

Manufacturers of Precision Shear

1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Xiaogan Yueneng Electronic Technology Co., Ltd.
Fujian, CN
Listed on the company's own website · profile compiled by CNFX from public sources
Listed there as: “Precision Shear Beam Load Cells”
View source page ↗ xgsensor.com · checked 2026-08-27

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

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Frequently Asked Questions

What materials can the Precision Shear cut?

The Precision Shear is designed to cut copper and aluminum busbars. The cutting capacity ranges from 120–200 mm² for copper and 150–250 mm² for aluminum, depending on the model. Always verify the specific capacity with the manufacturer for your application.

What is the cutting tolerance?

The cutting tolerance is ±0.1 to ±0.3 mm, ensuring accurate lengths and square edges. This tolerance is maintained under specified operating conditions. Confirm the exact tolerance for your model with the supplier.

How is the blade gap adjusted?

The blade gap is adjustable from 0.02 to 0.05 mm to accommodate different material thicknesses. Proper adjustment is essential to achieve clean cuts without excessive burrs or deformation. Refer to the manufacturer's instructions for adjustment procedures.

What are the electrical requirements?

The shear requires a supply voltage of 220–380 V AC, either single-phase or three-phase, depending on the model. Motor power ranges from 2.2 to 5.5 kW. Ensure your facility's electrical supply matches the unit's requirements before installation.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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