Product Overview

 

The RDC-Series Industrial Rotary Die Cutting Machine is engineered for high-speed, continuous converting and die-cutting of flexible, multi-layer materials including technical foams, adhesive tapes, optical films, and electrical insulation components. Built on a rigid 60mm cast-iron monolithic wallboard structure, this platform delivers mechanical stability up to 120 m/min while maintaining die-cutting registration tolerances within +/-0.05 mm. Designed for tier-1 component manufacturers in the electronics, automotive, and medical sectors, the RDC series integrates closed-loop tension control and multi-station servo drives to process webs ranging from 50 gsm optical films to 5mm thick elastomers without material elongation or edge drift.

 

 
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Key Features
 

Rigid Monolithic Frame Construction: The main machine chassis utilizes stress-relieved high-grade cast iron (HT250), dampening high-frequency vibrations during rotary operation and preventing dynamic deflection at speeds up to 1500 RPM.

 

Closed-Loop Multi-Zone Tension Regulation: Unwinding, feeding, die-cutting, and rewinding zones are independently driven by Yaskawa AC servo motors, paired with pneumatic brake feedback and ultrasonic sensors to maintain constant web tension (+/-0.02 N).

 

Optic Registration Vision System: Integrated high-speed CCD line-scan cameras detect printed marks or material edges in real-time, feeding positional corrections to the lateral and longitudinal register servo axes within 2 milliseconds.

 

Modular Multi-Station Architecture: Supports up to 4 die-cutting stations, 1 laminating station, and inline matrix stripping/waste rewinding units on a single chassis, enabling single-pass multi-layer lamination and kiss-cutting.

 

Pneumatic Quick-Change Tooling: Magnetic cylinder tooling interface allows operators to swap rotary magnetic dies within 15 minutes, reducing setup downtime between production batches.

 

Technical Specifications

 

 

Technical Parameter

RDC-420 Model

RDC-650 Model

Max. Web Width

420 mm

650 mm

Max. Die-Cutting Width

410 mm

630 mm

Mechanical Speed

120 m/min

100 m/min

Die-Cutting Precision

+/-0.05 mm

+/-0.08 mm

Max. Unwinding Diameter

600 mm (Pneumatic shaftless)

800 mm (Pneumatic shaftless)

Max. Rewinding Diameter

500 mm

600 mm

Cylinder Repeat Length

150 - 450 mm (Standard gear pitch 1/8")

200 - 600 mm (Standard gear pitch 1/8")

Tension Control Range

10 - 200 N

20 - 400 N

Total Power Consumption

18 kW (380V, 3-Phase, 50/60Hz)

26 kW (380V, 3-Phase, 50/60Hz)

Machine Weight

Approx. 3,800 kg

Approx. 5,200 kg

Dimensions (L x W x H)

3200 x 1450 x 1850 mm

3800 x 1700 x 1900 mm

 

Machine Configuration

Material Flow Path:

Unwinding Unit with Edge Guide (EPC) -> Tension Isolation & Pre-feeding Roller -> CCD Vision Registration System -> Rotary Die-Cutting Station 1 (Kiss-cut / Full cut) -> Matrix Stripping & Waste Rewinding Unit -> Lamination / Second Station (Optional) -> Product Rewinding Station with Torque Motor


Unwinding Module:

Features shaftless pneumatic chucks with load-cell tension feedback and an ultrasonic edge position control (EPC) system, keeping lateral web drift under +/-0.1 mm.

Drive System:

Direct-drive Yaskawa servo motors eliminate backlash from traditional gearboxes, ensuring synchronized speed ratios across all rotating cylinders.

Control Unit:

Siemens SIMATIC S7-1200 PLC paired with a 15-inch color touch-screen HMI (TP1500 Comfort) and Schneider low-voltage electrical components, storing up to 500 job recipes.

Safety System:

Conforms to CE machinery directive standards, equipped with emergency pull cords, perimeter light curtains (Type 4), and interlocked safety guards around rotary cutting cylinders.

 

Applications

 

Electronics & Consumer Goods:

Precision die-cutting of conductive foam, EMI shielding gaskets, graphite thermal pads, and protective screen films for smartphones and tablets.

New Energy Vehicles (NEVs):

Processing battery pack insulation materials, ceramic fiber sheets, VHB acrylic foam tapes, and busbar insulation barriers.

1060S Automatic Feeder Die Cutting Machine

Medical & Healthcare:

Manufacturing multi-layer transdermal patch components, wound dressing pads, surgical tape, and diagnostic test strip membranes in cleanroom environments.

Industrial Packaging:

Converting heavy-duty industrial tapes, hook-and-loop fasteners, and custom rubber vibration dampers.

 

Customization & OEM Solutions

We engineer non-standard die-cutting configurations based on your specific process drawings and material behavior data:

Web Width Scaling:

Custom web widths ranging from 200 mm up to 1350 mm.

01

Station Customization:

Integration of laser-cutting modules, hot-stamping units, or multi-axis robotic pick-and-place stackers inline.

02

Cleanroom Compliance:

Stainless steel cladding (SUS304), anti-static static eliminator bars, and specialized cleanroom lubricants for medical and optical applications.

03

Control System Integration:

Compatibility with existing factory MES (Manufacturing Execution Systems) via OPC UA or Modbus TCP protocols.

04

 

Quality Control

Every rotary die-cutting machine undergoes a strict 72-hour internal factory checkout (FAT) before shipment:

Structural Inspection:

Ultrasonic testing of cast iron frames and laser interferometer measurement of cylinder parallelism (parallelism tolerance controlled within 0.005 mm).

Dynamic Balancing:

All rotary anvils and magnetic cylinders are dynamically balanced to G2.5 grade to eliminate vibration at max RPM.

Trial Run Testing:

8-hour continuous running test using customer-supplied raw material samples to verify tension stability, registration accuracy, and matrix stripping reliability.

Certifications:

CE-compliant engineering layout and ISO 9001-certified manufacturing processes.

 

Packaging & Shipping

 

Anti-Corrosion Treatment:

All bare metal surfaces, cylinders, and precision guide rails are coated with anti-rust VCI oil and sealed with moisture-barrier vacuum foil packaging.

Securing & Crating:

The machine is bolted to a heavy-duty ISPM 15 compliant heat-treated fumigated wooden skid, anchored with steel wire ropes to prevent shifting during transit.

Logistics Support:

Shipped via 20ft or 40ft high-cube containers from major ports with full marine transit insurance and complete customs clearance documentation (Certificate of Origin, Bill of Lading, Packing List, CE Declaration).

 
Technical Support & After-Sales Service
 
01/

Installation & Commissioning: Optional on-site installation and SAT (Site Acceptance Training) conducted by our senior mechanical and electrical engineers.

02/

Remote Diagnostics: Secure VPN-enabled remote access module integrated into the HMI for real-time firmware updates, fault diagnosis, and parameter tuning by our engineering team.

03/

Spare Parts Availability: Critical wear items (pneumatic valves, timing belts, sensors, and common bearings) stocked in our regional distribution hubs for 48-hour dispatch.

04/

Warranty: 12-month standard warranty covering all non-consumable mechanical and electrical components against manufacturing defects.

 

 

fAQ

 

 

Q: What is the maximum material thickness this rotary die-cutting machine can handle?

A: The standard RDC series can process materials ranging from thin films (0.01 mm) up to 5mm thick foams and elastomers, depending on the cutting pressure and anvil cylinder selection. For rigid plastics or thicker laminates, flatbed die-cutting configurations are recommended.

Q: How is tool wear compensated on the magnetic cylinders?

A: The machine features micro-adjustment eccentric bushings on the die-cutting station, allowing operators to fine-tune the gap between the magnetic cylinder and the anvil roll with a resolution of 0.001 mm to compensate for knife wear and extend die lifespan.

Q: What is the standard lead time for standard versus customized models?

A: Standard models (RDC-420/650) typically have a production and FAT lead time of 45 to 60 days. Fully customized lines involving multi-station layouts or robotic integration require 90 to 120 days from drawing sign-off.

 

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Request a Quote

To receive a precise technical proposal and commercial quotation tailored to your converting requirements, please provide the following details to our engineering team:
Material type & thickness (e.g., EPDM foam, 2mm with adhesive backing)
Maximum web width & finished product dimensions
Required processes (e.g., kiss-cutting, lamination, matrix stripping, slitting)
Target mechanical speed & expected annual output

 

Zhejiang Dai's Printing Machine Co., Ltd. is one of the most experienced die cutting machine manufacturers and suppliers in China, also supports customized service. Please rest assured to buy bulk durable die cutting machine at low price from our factory. For pricelist, contact us now.

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