Function and characteristic: 1.The space between slitting blades is automatic adjusted,automatic locking,improve work efficiency. 2.Using the synchronous belt transmission,low noise. 3.Taiwan colorful touch screen,simple operation. 4.Adopt computer control automatic or manual grinding. 5.The control system is composed of high performance and double frequency converter,energy saving,stable and reliable. 6.Keep the synchronous speed with the production line automatically. 7.Patent type passive grinding,compact structure,can work while sharpening,improve work efficiency.