Copyright © Sojitz Corporation 2004
7
Winding Machine
[ Winder ] - Prismatic & Cylindrical - High accuracy & High speed winding - Maximum Cell Size: W 200mm x H 200mm - High precision tension control - No Copper contamination (No Copper parts) - Material Auto-Changer Auto-
Copyright © Sojitz Corporation 2004
12
Solvent (NMP) Collection & Refining System
[Solvent Collection] - Collection rate: 99% - Low Running cost - Low water contamination
Sojitz Machinery can provide all of production equipment of Li-Ion Battery Production Line. Li【Upstream process】 process】 (1) Mixing ↓ (2) Coating ↓ (3) Pressing ↓ (4) Slitting 【Downstream process】 process】 (5) Winding or Stacking ↓ (6) Assembling ↓ (7) Electrolyte Filling ↓ (8) Cell Formation
Copyright © Sojitz Corporation 2004
10
Laser Welding Machine
[ Hybrid YAG & Direct LD Laser] New Machine YAG Laser + Direct LD Laser → Maximum absorption wavelength of Aluminum and the wavelength of Hybrid Laser are the same ⇒ High quality & High speed welding with Low Energy Consumption for Aluminum Can
[Press Roll Machine] - Hot and Cold roll press - High quality pressing - Rotation accuracy : 1µm – 3µm - Max Roll size: φ800×W850mm φ800× - Pressing power: 240 Ton or more - Speed: Max 100m/min
Copyright © Sojitz Corporation 2004
3
Mixing Line
[Batch Type Mixer] - Capacity: (Min)15L – (Max) 1320L
[Continuous Mixing Process] [New Process] a) Uniform dispersion b) Stable Viscosity and Fluidity c) Efficient Process & Low energy consumption ⇒ High productivity, Small plant space, Reduce contamination, Improve electrode yield-rate…etc yield-
• Offices:
Tokyo, Osaka, Nagoya, Toyota, Kimitsu, Yoshikawa, Kobe, Shanghai, Guangzhou, Tianjin, Changchun
Copyright © Sojitz Corporation 2004
2
LiLi-Ion Battery Production Line
[NMP Refining System] - On site refining system - High Purity : 99% or more - High Recovery : 90%
Copyright © Sojitz Corporation 2004
13
Other Equipments • Non-contact Thickness Gauge Non• Vacuum Dryer • Tubing Machine • Ｘ-Ray Inspection System • Taping Machine • Ultrasonic Welder & Resistance Welder
Copyright © Sojitz Corporation 2004
8
Stacking Machine
- Accurate stacking - Easy operation and maintain - High speed machine: continuous stacking method with separators
[ Special Coater for Ceramic Coating ] Ceramic coating for safety function - Thin coating thickness : about 3µm
Copyright © Sojitz Corporation 2004
5
Pressing Line
Sojitz Machinery LiLi-Ion Battery Production Machine
March,2011
Profile
• Capital: JP\1.5 Billion JP\ • Sales: JP\65.3 Billion JP\
Copyright © Sojitz Corporation 2004
4
Coating Line
[ Slit-Die Coater ] Slit- Intermittent coating, Stripe coating …etc - High speed - High accuracy - Compact, space-saving design space-
Copyright © Sojitz Corporation 2004
6
Slitting Line
[Slitting Machine] - Digitized knife setting with sensor - High precision tension control & EPC - Material size: φ800×W850mm φ800× - Machine speed: Max 100m/min
Copyright © Sojitz Corporation 2004
14
Thank you !!
Copyright © Sojitz Corporation 2004
15
(March 31, 2010) • Establishment: April 1, 2004 (Original: October 1, 1989） 1989） • Number of Employees: 220 • Shareholder: Sojitz Corporation 100%
Capital:\ Capital:\160Billion Sales:\ Sales:\3.8Trillion
Copyright © Sojitz Corporation 2004
11
Cell Formation Systems
- Composition： Composition： [Charge & Discharge unit], [IR/OCV Inspection unit], [Conveyor System], [OK/NG Sorter], [Aging] - Safety Device： Device： [Over Current], [Over Voltage], [Over Load], [Cell Temp] … etc - Large capacity Cell & Module (example): Max voltage: 1200V Max current: 600A … etc
Copyright © Sojitz Corporation 2004
9
Assembling, Packing & Filling Line
We can offer the following machines based on the customer’s requirements. customer’ - Full Automated Line / Semi Automated Line / Stand alone machine - Cylindrical Cell / Prismatic Cell / Polymer Cell - Large Cell for EV or HEV Battery - Process Line (example): Can Insertion → Anode Tab Welding → Beading → Electrolyte Filling → Cathode Tab Welding → Crimping …