Automatic Laser Tab Cutting and Forming Machine for Lithium-ion Battery Electrode

Automatic Laser Tab Cutting and Forming Machine for Lithium-ion Battery Electrode 1. Equipment Overview 1.1 Function and Working Principle This equipment is mainly intended for forming tabs on lithium-ion battery electrodes.   It is specifically designed for laser cutting of tabs on individual sheet-shaped electrodes, with the following key functions: manual loading of electrodes, laser positioning, laser cutting of tabs, and manual unloading. 1.2 Workflow and General Structure 1.2.1 Workflow Diagram:   1.2.2 General Structural Diagram:     2. Requirements for Incoming Materials 2.1 Applicable Incoming Material Specifications No. Item Specification Remarks 1 Material Cathode: LFP, NCM, etc.   2 Anode: Graphite-based, Silicon-carbon-based, etc.   3 Thickness 50–200 μm   4 Width (incl. tab) 120–350 mm   5 Foil Thickness Cathode: 8–15 μm; Anode: 6–8 μm   6 Coating Type Continuous coating with tabs on both sides   9 Serpentine Bending Deviation ≤1.5 mm/m   10 Waviness on Edge ±1.5 mm   11 Coating Width Edge Deviation ±0.5 mm   2.2 Electrode Forming Specifications Item Specification W 30–350 ±0.2 mm L 30–350 ±0.2 mm H 10–20 ±0.2 mm Q 10–15 ±0.2 mm M 20–60 ±0.2 mm X 0–1 RA 1.5–2 RB 2–5 Horizontal Burr (Va) <25 μm Vertical Burr (Vb) <25 μm   2.3 Tab-Cutting Mode     3. Technical Parameters of Equipment No. Item Specification Remarks 1 Electrode Sheet Length 30–350 mm (including tabs)   2 Electrode Sheet Dimensional Accuracy ±0.2 mm   3 Molten Spheres Size ≤15 μm   4 Metal Exposure ≤55 μm   5 Heat-Affected Zone (HAZ) Cathode ≤100 μm; Anode ≤120 μm   6 Power Supply AC 380V ±5%, three-phase, 50 Hz – Starting power ≤3 kW, Operating power ≤1.5 kW   7 Cutting Speed 250 mm/s   8 Air Supply Compressed air 0.5–0.6 MPa; Air consumption: 1000 L/min   9 Equipment Dimensions Approx. 1500 × 1500 × 2000 mm (main unit)   10 Appearance Color Standard warm grey 1C; customized colors require color code samples   11 Equipment Weight Approx. 800 kg   12 Qualified Product Rate ≥99.5%   13 Equipment Failure Rate ≤2%   14 Ambient Operating Temperature 0–50 °C