LiB

Separator coating machine

Product Overview

The machine coats certain materials onto the surface of lithium-ion battery separators.

Features

Special dynamic tension control system with an accuracy of ±1N, enhancing separator stability during high-speed running

Air outlet wind speed uniformity ±1.5%, oven wind speed uniformity ±3%

Oven temperature uniformity ±2℃

Coating roller quick-change structure

Coating roller quick-change structure

Unwinding unit: Dual-shaft automatic roll change and splicing, pneumatic V-block, automatic centering for A/B shaft;

In-process correction: Automatic adjustment of emitter position;

Coating unit: Micro-gravure coating component, quick-change design for coating roller;

Drying oven: 5 drive rollers configured for each oven;

Outfeed unit: Water cooling;

Material supply system: Diaphragm pump for material infeed;

Rewinding unit: Dual-shaft automatic roll change and splicing, pneumatic V-block, auxiliary rewinding press roller.

Optional Configuration

Single-floor/Double-floor coating;

Rotary spray coating mode / Micro-gravure coating mode;

Clamshell-type opening mode / Cover-lifting opening mode;

Dimension and defect inspection;

Oven pre-heating.

Technical Parameters

Item
Parameter

Product Parameter

Item
Parameter
Separator width

Max 1500mm

Roll diameter (unwinding)

Max Φ500mm

Roll diameter (rewinding)

Max Φ500mm

Continuous coating speed

Max 160m/min

Coating width accuracy and coating A/B alignment

±0.4mm

Coating method

Micro-gravure coating

Drying method

Steam/thermal oil/electrical heating

Single-side thickness accuracy

±0.5μm