High-Precision Automatic Feeding Machines for Metal Stamping & Coil Processing
Suichang Lvye manufactures high-performance servo roll feeders, 3-in-1 coil handling systems, and customized feeding automation engineered to synchronize with mechanical, hydraulic, and high-speed stamping presses. Built in compliance with ISO 9001 and CE quality management standards, our feeding solutions help global OEMs and B2B manufacturers improve feed accuracy, eliminate material waste, and extend stamping die service life.
Repeatability: Up to ±0.02 mm position accuracy
Material Thickness: 0.2 mm–12.0 mm+ capacity range
Press Compatibility: Mechanical, hydraulic, and progressive stamping presses
OEM & Distributor Support: 24-hour 2D/3D CAD drawing provision and custom mounting
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Automatic Unwinder
Customers require a simple and reliable material feeding solution. Our Automatic Unwinder is designed to meet this need. It is suitable for small-batch production and frequent size changes. It is
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Industrial Automatic Feeder
It accommodates two coils of 0.1–0.35mm aluminum or 0.08–0.25mm stainless steel, with a coil weight of up to 600kg. This system is suitable for cabinet air conditioners and small chillers. One coil
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Industrial Auto Loader
Medium-scale production requires a stable and continuous material supply. Our Industrial Auto Loader is designed to meet this requirement. It is suitable for medium-batch production and is compatible
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Automatic Roll Feeder
Industrial batch production requires stable and continuous material feeding. Our Automatic Roll Feeder is designed to meet this requirement. It is compatible with 500 fin forming machines and 500
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5-Spool Automatic Unwinding Machine
Medium-high production requires long continuous operating cycles. Our 5-Spool Automatic Unwinding Machine is designed to meet this requirement. It is compatible with 500 and 600 fin forming machines.
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6-Spool Automatic Unwinding Machine
Large-scale commercial production requires high-capacity and continuous material supply systems. Our 6-Spool Automatic Unwinding Machine is designed to meet this requirement. It is compatible with
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8-Spool Automatic Unwinding Machine
High-capacity production requires reliable feeding. Our 8-Spool Automatic Unwinding Machine is designed for this purpose. It is suitable for high-capacity industrial production and compatible with
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Universal Auto Material Feeder
Ultra-large production requires extremely high feeding capacity. Our Universal Auto Material Feeder is designed to meet this demand. It is suitable for ultra-large industrial production and
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High-Speed Auto Loading Machine
Ultra-large production requires extremely reliable and high-capacity feeding systems. Our High-Speed Auto Loading Machine is designed for this purpose. It supports ultra-large continuous production
Engineering Precision & Application-Driven Selection
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Feeding System |
Capacity Limits |
Typical Applications |
Key Advantage |
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NC Servo Roll Feeder |
Thickness: 0.3–4.5 mm; Width: up to 1,300 mm |
Automotive stampings, electrical enclosures, home appliances |
Multi-step programmable feeding pitch with PLC and HMI touchscreen interface |
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High-Speed Servo Feeder |
Thickness: 0.2–3.2 mm; Width: up to 800 mm |
High-speed progressive dies, precision electronics, motor laminations |
Synchronized pneumatic or mechanical release mechanism for high-stroke-per-minute operation |
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3-in-1 Compact Coil Line |
Thickness: up to 12.0 mm; Coil weight: up to 20 tons |
Heavy-duty automotive chassis parts, structural pre-cut blanking |
Integrates decoiling, precision straightening, and servo feeding to reduce floor-space requirements |
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Pneumatic Air Feeder |
Thickness: 0.1–2.0 mm; Width: up to 300 mm |
Simple single-stage stamping, cost-sensitive production retrofits |
Lower initial investment and straightforward mechanical mounting |
Servo-Driven Positioning & Press Synchronization
Feed Roller Design & Surface Treatment
Feed stability relies directly on roller contact and gripping force. To accommodate different metal alloys—including stainless steel, carbon steel, copper, and aluminum—our feed rollers undergo:
High-frequency induction hardening (HRC 60 ± 2) for long-term wear resistance.
Hard chrome plating and surface polishing to prevent surface marking on delicate or pre-painted strips.
Adjustable pneumatic roller pressure to prevent slipping on oiled stock or deformation on thin gauge material.
Press Synchronization & Release Timing
During progressive die stamping, the feeder must release the material at the exact point of pilot pin entry. Our feeders feature configurable mechanical cam or pneumatic release interfaces to maintain alignment across multi-stage dies.
Quality Control & Manufacturing Standards
Every feeder undergoes rigorous quality checks prior to shipment to ensure reliable shop-floor operation:
• Mechanical Integrity: Precision grinding of feed rollers, high-capacity bearings, and rigid welded steel frames.
• Electrical Verification: Full signal validation across PLC, HMI, servo drives, safety emergency stops, and press interconnects.
• 72-Hour Pre-Shipment Run: Continuous trial operation under loaded conditions to verify thermal stability, repeatability, and timing parameters.

White-Label Documentation: Non-branded technical spec sheets and catalog PDFs ready for end-user proposals.
24-Hour Layout Verification: Rapid provision of 2D dimensional outlines and 3D CAD models to fit existing line constraints.
Custom Mounting Solutions: Custom feed height adjustments, adapter plates, and custom control panel languages.
Warranty & Spare Parts: Complete wearing parts kits and long-term technical support.
Provide your production parameters below to receive a recommended configuration and commercial proposal:
Material Type & Grade: (e.g., Stainless Steel, Galvanized Steel, Aluminum)
Material Thickness: (Min/Max mm)
Strip Width: (Min/Max mm)
Feed Length & Speed: (Required feed pitch and SPM)
Press Details: (Press capacity, stroke speed, and die type)
Supply Format: (Coil weight/dimensions or cut strips)

FAQ
We are one of the most professional automatic feeding machine manufacturers in China, also support customized service with low price. We warmly welcome you to buy discount automatic feeding machine for sale here from our factory. If you have any enquiry about quotation, please feel free to email us.
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