Precision CNC Knife Grinding Machine
Precision CNC Knife Grinding Machine
The Precision CNC Knife Grinding Machine is a high-performance CNC knife grinding machine designed for sharpening and refurbishing industrial blades with exceptional accuracy. Equipped with advanced CNC control systems and high-rigidity linear guideways, this precision knife grinder ensures consistent grinding quality, high efficiency, and long service life. It is widely used in wood processing, plywood production, printing, and packaging industries where industrial knife sharpening is critical.
Grinding machines use abrasive wheels to remove material and achieve high-precision finishes, ensuring blades maintain optimal cutting performance.
Grinding machines use abrasive wheels to remove material and achieve high-precision finishes, ensuring blades maintain optimal cutting performance.
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Precision CNC Knife Grinding Machine
1. Product Description
This CNC blade grinding machine is engineered with a fully automatic control system, enabling precise and repeatable grinding operations. The machine adopts high-precision ball screws and linear guide rails, ensuring smooth movement and micron-level accuracy.
The working table is typically equipped with an electromagnetic chuck, which provides strong clamping force and stable positioning during operation. The CNC system allows operators to easily set grinding parameters, making the automatic knife grinder suitable for both mass production and customized blade processing.
Key structural features include:
- Heavy-duty machine bed for vibration reduction
- Precision linear guide rails for stable movement
- Servo motor-driven feeding system
- Adjustable grinding angles for different blade types
- Automatic lubrication and cooling system
Such configurations ensure high efficiency and consistent performance in industrial environments.
This machine is the latest product independently developed and manufactured by our company, and it is suitable to be used in independent rotary cutting factory and board processing factory in remote areas which have poor cutter-grinding conditions. It is a simple cutter grinder with high quality but low price.
Suitable for: Small-scale board processing factory, printing plant, economical and practical
2. Features & Advantages
Theprecision knife grinding machine offers multiple advantages that make it an essential solution for modern manufacturing:
High Precision & Stability
- CNC control ensures micron-level grinding accuracy
- High-rigidity structure minimizes vibration
Automation & Efficiency
- Fully automatic operation reduces labor costs
- Fast setup and parameter adjustment improve productivity
Strong Clamping System
- Electromagnetic chuck ensures secure blade positioning
- Improves grinding consistency and safety
Versatility
- Suitable for various blade materials and hardness levels
- Supports multiple grinding angles and blade sizes
Low Maintenance & Long Lifespan
- Durable components and optimized design
- Efficient cooling system reduces thermal deformation
These advantages make the industrial knife sharpener ideal for continuous production and high-precision requirements.
3. Applications
TheCNC knife grinding machine is widely used in industries requiring high-precision blade maintenance:
Wood Processing Industry
- Plywood veneer cutting blades
- Wood chipper knives
- Rotary cutting knives
Printing & Packaging
- Paper cutting blades
- Slitting knives
- Packaging film cutting blades
Metal & Plastic Processing
- Shearing blades
- Plastic crusher knives
Food Processing
- Slicing blades
- Cutting knives
Precision grinding ensures blades maintain sharpness and durability, which is essential for industrial productivity and product quality.

4. Technical Parameters
| Name and Model | LMD-MQ6115A | LMD-MQ6122A |
| Maximum Grinding Length | 1500mm | 2200mm |
| Area of Working Bench: Length* Width | 1500*160(200)mm | 2200*160(200)mm |
| Adjustable Angle of Operating Cutter Table | ±90° | ±90° |
| Power of Grinding Head Motor | 2.2KW | 2.2KW |
| Gross Power | about 4.0KW | about 4.0KW |
| Reciprocating Speed of Grinding Speed | about 14m/min | about 14m/min |
| Extermal Dimension(mm) | 2800*1000*1000mm | 3600*1000*1000mm |
| Total Weight | about 700KG | about 1100KG |