Zhengye CQ2000 Dust-Free Automatic Prepreg (PP) Slitting and Cutting Machine
| Brand | Zhengye |
|---|---|
| Origin | Guangdong, China |
| Manufacturer Type | Direct Manufacturer |
| Country of Origin | China |
| Model | CQ2000 |
| Price | Upon Request |
| Cutting Accuracy | ±1 mm |
| Dust Reduction | >95% vs. conventional mechanical cutting |
| Cutting Frequency (500 mm length) | ≤21 cuts/min |
| Length Range | 250–750 mm |
| Width Range | 200–1270 mm |
| Thickness Range | 0.02–0.3 mm |
| Cutting Method | Hot-knife slitting (infrared-heated rotary blade) and dynamic thermal cross-cutting |
| Edge Sealing | Integrated infrared pre-heating + pressure sealing |
| Dimensions (L×W×H) | 2500 × 2200 × 1658 mm |
| Weight | 1800 kg |
Overview
The Zhengye CQ2000 Dust-Free Automatic Prepreg (PP) Slitting and Cutting Machine is an engineered solution for precision processing of uncured fiberglass-reinforced epoxy resin sheets—commonly referred to as prepreg—in printed circuit board (PCB), aerospace composite, and advanced packaging manufacturing. Unlike conventional mechanical die-cutting or cold-blade slitting systems, the CQ2000 employs a thermally assisted cutting architecture grounded in controlled infrared heating and synchronized servo-driven motion. This principle eliminates micro-fraying, delamination, and carbonization at cut edges by softening the resin matrix immediately prior to blade engagement—enabling clean shearing without mechanical pull-out or fiber distortion. The system integrates real-time thermal profiling, closed-loop tension control, and laminar-flow dust extraction calibrated via computational fluid dynamics (CFD) modeling to achieve >95% airborne particulate suppression during operation—meeting occupational exposure limits (OELs) per ISO 8502-3 and supporting cleanroom-compatible workflows (ISO Class 8 compliant ambient integration).
Key Features
- Infrared pre-heating module: First-in-industry implementation of wavelength-optimized IR emitters (peak emission ~3.2 µm) matched to epoxy resin absorption spectra, enabling localized, non-contact thermal activation of the matrix prior to cutting—reducing edge whitening, layer separation, and thermal stress-induced warpage.
- Dual-mode thermal cutting: Independent infrared heating control for both longitudinal slitting (rotary hot-knife) and transverse cross-cutting (dynamic heated guillotine), allowing variable dwell time and temperature ramping per material thickness (0.02–0.3 mm).
- Zero-post-processing workflow: Integrated edge sealing eliminates need for secondary hot-pressing or edge trimming; cut PP sheets exit fully sealed, flat, and stack-ready.
- High-fidelity motion control: Dual-axis synchronous servo system with ±0.02 mm repeatability and real-time load compensation ensures dimensional stability across variable web tension and substrate elasticity.
- Automated stacking & recipe management: Programmable stack height control (up to 300 mm), vacuum-assisted alignment, and parameter package recall (with timestamped versioning) support unattended batch runs under GLP-aligned operational protocols.
Sample Compatibility & Compliance
The CQ2000 accommodates standard FR-4, polyimide, and BT resin-based prepregs—including woven and non-woven glass fabric substrates—as well as low-Dk/high-frequency laminates used in 5G RF modules. It complies with CE machinery directive 2006/42/EC, IEC 60204-1 safety standards for electrical equipment, and ISO 14001 environmental management requirements for industrial dust suppression systems. All thermal profiles are logged with audit-trail capability aligned with FDA 21 CFR Part 11 Annex 11 data integrity expectations when integrated into validated manufacturing execution systems (MES).
Software & Data Management
The embedded HMI runs on a deterministic real-time OS with dual-channel EtherCAT bus architecture. Cut parameters—including IR zone temperatures, blade pressure setpoints, feed velocity, and stack count—are stored in encrypted SQLite databases with SHA-256 hashing. Export formats include CSV, XML, and OPC UA-compliant tags for traceability in LIMS or SAP EWM environments. Firmware updates follow secure signed-package verification; configuration backups support rollback to previous validated states.
Applications
- PCB fabrication: High-yield singulation of build-up film (ABF) and semi-cured core materials prior to lamination.
- Aerospace composites: Clean, void-free cutting of carbon fiber/epoxy prepreg tapes for automated fiber placement (AFP) layup staging.
- Flexible electronics: Dimensionally stable segmentation of PI-based flexible circuits without edge charring or conductor lift.
- Advanced packaging: Precision dicing of thin dielectric films (e.g., Ajinomoto Build-up Film) for fan-out wafer-level packaging (FOWLP) substrate preparation.
FAQ
Does the CQ2000 require compressed air or external cooling water?
No—thermal regulation is achieved via passive heat-sink arrays and closed-loop IR emitter duty cycling; only standard 3-phase 380 V / 50 Hz power and industrial-grade vacuum (≥−5 kPa) are required.
Can the machine handle non-standard prepreg resins such as cyanate ester or phenolic?
Yes—IR heating profiles are user-configurable within defined thermal limits (max 220 °C surface temp); material-specific recipes can be validated per ASTM D7028 for glass transition behavior.
Is remote diagnostics supported?
Yes—optional Ethernet/IP gateway enables secure TLS 1.2–encrypted remote monitoring, predictive maintenance alerts (via vibration and thermal trend analysis), and firmware OTA updates under ITAR-controlled access protocols.
