Stripping Blade Assembly for Wire Processing | Specifications & Verification

Product Specifications

Technical details and manufacturing context for Stripping Blade Assembly

Definition

The Stripping Blade Assembly is a critical component within an Automated Wire Stripping and Termination Machine. It consists of precisely aligned, adjustable blades that work in concert to cleanly cut and remove the insulation from electrical wires of various gauges. Its primary role is to prepare wire ends for subsequent termination processes, such as crimping or soldering, by exposing the conductive core with minimal nicking or deformation. The assembly is designed for use in electrical equipment manufacturing, where consistent and reliable wire processing is essential. The blades are typically made from tool steel or carbide, with the specific material grade (e.g., SK5 high carbon steel) and hardness (50–55 HRC) influencing wear resistance and cutting performance. The blade thickness ranges from 0.5 to 0.8 mm, and the assembly can handle wire cutting diameters from 0.5 to 6.0 mm. Stripping length accuracy is maintained within ±0.1 mm, ensuring precise insulation removal. The assembly operates within a temperature range of -20°C to 80°C and can withstand a maximum operating pressure of 1.6 MPa. It has an ingress protection rating of IP54, offering protection against dust and water splashes. The weight of the assembly is between 0.15 and 0.25 kg, making it suitable for integration into automated machinery. For specific applications, it is essential to verify that the assembly's parameters match the requirements of the wire type and the machine's specifications. Always confirm model-specific values and standards with the legal manufacturer or supplier before procurement.

Working Principle

The assembly operates by positioning the wire between two or more opposing blades. The blades are then actuated (often pneumatically or via a servo motor) to close with a controlled force and depth. A precise cutting motion severs the insulation, which is then pulled away as the wire is retracted or the blades open. Adjustments allow for setting the cut depth to match specific insulation thicknesses and wire diameters. The blade geometry and alignment are critical to ensure a clean cut without damaging the conductor. The cutting action is typically synchronized with the wire feed mechanism to achieve consistent strip lengths. The assembly may include features for quick blade replacement and adjustment to accommodate different wire sizes. Proper maintenance, including regular inspection for blade wear and alignment, is necessary to maintain performance. If the assembly is subjected to conditions beyond its specified operating limits (e.g., temperature, pressure, or cutting diameter), it may fail to strip correctly or cause damage to the wire or the machine.

Common Materials

Tool Steel, Carbide

Technical Parameters

Parameter	Typical range	Notes & selection driver
Blade Material	SK5	High carbon steel for wear resistanceJIS G4401
Blade Hardness	50–55 HRC	Balances sharpness and toughnessISO 6508
Blade Thickness	0.5–0.8 mm	Affects cutting precision
Cutting Diameter Range	0.5–6.0 mm	For wire insulation stripping
Stripping Length Accuracy	±0.1 mm	Ensures consistent strip length
Max Operating Temperature	80 °C	Above this, blade material may soften
Min Operating Temperature	-20 °C	Below this, blade may become brittle
Max Operating Pressure	1.6 MPa	Exceeding may damage assembly
Ingress Protection Rating	IP54	Protection against dust and water splashesIEC 60529
Weight	0.15–0.25 kg	Lightweight for handheld tools

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

Upper Blade Holder
Secures and positions the upper cutting blade(s). Often includes adjustment mechanisms for depth and alignment.

Material: Hardened Steel
Lower Blade Holder Part
Secures and positions the lower cutting blade(s), opposing the upper blades to create the cutting action.

Material: Hardened Steel
Cutting Blades Part
The sharp, replaceable edges that perform the actual cutting of the wire insulation. Typically V-shaped or semi-circular to cradle the wire.

Material: Carbide or Tool Steel
Adjustment Screws Part
Allow for fine-tuning of blade gap (for wire diameter) and cutting depth (for insulation thickness).

Material: Stainless Steel
Blade Actuation
Closes the blades to the set depth and opens them again each cycle.

Manufacturers of Stripping Blade Assembly

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Frequently Asked Questions

What materials are the blades made of?

The blades are typically made from tool steel or carbide. The specific material grade on file is SK5 high carbon steel, which provides wear resistance. The hardness is specified as 50–55 HRC, balancing sharpness and toughness.

What is the cutting diameter range?

The assembly is designed to strip insulation from wires with cutting diameters ranging from 0.5 mm to 6.0 mm. This range covers various wire gauges commonly used in electrical equipment manufacturing.

What is the stripping length accuracy?

The stripping length accuracy is ±0.1 mm, ensuring consistent and precise insulation removal. This accuracy is critical for subsequent termination processes like crimping or soldering.

What are the operating temperature limits?

The assembly can operate in temperatures from -20°C to 80°C. Exceeding these limits may affect blade material properties, such as softening at high temperatures or becoming brittle at low temperatures.

Data Basis

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

Preliminary Technical Classification

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pressure:	0-5 bar
other spec:	Wire diameter range: 0.5-10 mm
temperature:	-20°C to 80°C

Stripping Blade Assembly

Product Specifications

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Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

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