8×850 CNC Uncoiling and Cross-Cutting Line
High-precision tension and unwinding control: closed-loop servo and tension sensing, ensuring the web enters the cross-cut line stably under varying coil weights and material states.
High-quality cross-cutting: knife and roller alignment precision ensures clean cut edges, tight length tolerances, and consistent finished products.
Parametric, flexible to switch specifications: CNC programming can store multiple process parameters, enabling rapid switching between materials of different widths and thicknesses.
High degree of automation: fully automatic feeding, centering, cutting, and roll changes, with minimal manual intervention and high line-speed utilization.
Strong adaptability: capable of handling a variety of materials (e.g., thin materials, metal sheets, coated materials) and different coil diameters and widths.
Low energy consumption and operating costs: variable-frequency drive and optimized tension control, reducing energy use and wear.
Comprehensive safety design: emergency stop, mechanical guards, tension anomaly alarms, and other safety measures.
Maintenance and reliability: compact structure, easy maintenance, high part commonality, and low failure rate.
Digitization and connectivity: can interface with upstream/downstream equipment or ERP/MMIS systems, enabling real-time monitoring and diagnostics.
Product Overview
Model: 8×850 CNC Unwinding and Cross-Cutting Line
Purpose: Automates unwinding, tension control, centering guidance, and transverse cutting; suitable for rapid cutting and finished-product handling of thin materials, metal sheets, coated materials, etc.
Core Selling Points
High-precision unwinding tension control: closed-loop servo and tension sensing, ensuring stable entry into the cross-cut line.
High-quality cross-cutting: knife and roller alignment precision is high, resulting in smooth cut edges and tight length tolerances.
Parametric programming: supports multiple process parameters, enabling quick specification changes.
High level of automation: fully automated feeding, centering, cutting, and rewinding processes, with high line-speed utilization and minimal manual intervention.
Strong adaptability: compatible with various materials and different coil diameters and widths.
Low energy consumption and controllable operating costs: variable-frequency drive and optimized tension control.
Comprehensive safety design: includes emergency stop, mechanical guards, tension anomaly alarms, and other safety measures.
High maintenance reliability: compact structure, easy maintenance, and high commonality of spare parts.
Strong datafication and connectivity: can interface with upstream/downstream equipment and ERP/MMIS systems.
Main Technical Parameters (sample; actual values to be confirmed by contract)
Maximum unwinding width: 850 mm
Unwinding tension range and control: closed-loop servo + tension sensors
Cross-cut system: high-precision knife and roller alignment
Automation level: fully automatic feeding, centering, cutting, and rewinding
Material adaptability: thin materials, metal sheets, coated materials
Control system: CNC/PLC integration, HMI display
Energy and drive: variable-frequency drive
Safety and protection: emergency stop, mechanical guards, tension anomaly alarms
Power supply and environment: powered according to site standards; ambient temperature/humidity range meeting equipment requirements Note: Specific values such as line speed range, cutting length tolerances, max reel diameter, etc., are subject to the actual configuration sheet.
Structure and Process
Composition: unwinding unit, tension control unit, centering guide, cross-cut knife group, rewind/rewind unit, control and electrical cabinet
Process flow: raw material unwinding → tension-stabilized entry into the cross-cut line → precise cutting → finished-product sorting/discharge
Key component selection: high-rigidity frame, servo drive, photoelectric/encoder position sensing, wear-resistant blades
Control System and Software
Control architecture: PLC control + CNC/HMI operating interface
Functional features: multiple process parameter storage, automatic switching by recipe, real-time process diagnostics, data recording and export
Human–machine interface: easy operation, real-time status display, alarms and fault self-diagnosis
Automation and Interfaces
Automation level: full-process automation, minimal manual intervention
Upstream/Downstream interfaces: supports ERP/MMIS, MES, and device-to-device data interfaces (optional standard protocols such as OPC-UA/Modbus)
Data capabilities: production data collection, quality traceability, equipment status monitoring
Safety and Maintenance
Safety design: emergency stop button, mechanical guards, tension anomaly alarms, interlock protection
Maintenance points: modular structure, easy-to-replace and maintain components, high commonality of spare parts
Spare parts and service: OEM parts provided, on-site commissioning and training options
Selection and Customization
Standard configurations and customization options: tailored to material type, reel diameter, line speed, cut length
Common options: higher-resolution sensors, dual-knife switching, offline programming workstation, remote diagnostic module
Packaging, Transportation and After-sales
Packaging and transportation: professional packaging based on device weight and dimensions, includes installation manual
Installation and training: manufacturer provides installation, commissioning, and operator training
Warranty and service: standard warranty period, on-site/remote technical support, spare-parts planning
Application Scenarios
Suitable for unwinding-cross-cut lines for paper products and thin materials
Suitable for mid-small-scale production lines requiring high repeatability and stable cut lengths
Suitable for batch-cutting applications with material width less than 850 mm
If you’d like, I can tailor this into a formal specification sheet or quotation document based on your specific material types, target line speed, maximum reel diameter, and any required upstream/downstream interfaces.
