LiB

Gravure coating machine

Product Overview

The machine is used for the base coating on the lithium-ion battery cathode/anode foil.

Features

Gravure transfer coating method;

Simultaneous double-side coating; Vertical/horizontal overprinting;

Fully automated oven baking system with closed-loop constant temperature control;

Vertical coating alignment tolerance: 0.2mm;

Horizontal coating alignment tolerance: 0.5mm.

Standard Configuration

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: Gravure coating unit; Quick-release design for coating roller;

Drying oven: 5 drive rollers 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

Pinhole detection

Double-side corona treatment

Dimension and defect inspection

Technical Parameters

Product Parameter

Item
Parameter
Mechanical speed

200m/min

Coating speed

160m/min

Foil width

500-1500mm

Coating width

Max 1500mm

Rewinding/Unwinding diameter

Max Φ1100mm

Coating dry thickness

1-10μm

Rewinding edge alignment tolerance

Rewinding edge