About Cawi Spiral Drill Grinding Machine
Make - Cawi Spiral (Germany)
Model - N-3-90-K
Capacity - 2 mm to 50 mm
Lip Angles for Drills - 90 degree to 150 degree
Grinding Wheel Size - Diameter 254 mm x 40 mm Width
Web Thinning Wheel Size - Diameter 152 mm x 8 mm Width
- Suitable for 2 and 3 lip twist drills including combination drills, counterbore drill, countersink, form drills, carbide tipped drills, etc.
- Suitable for End Mills, Chamfering of Taps etc.
- Equipped with Web Thinning Attachment.
- Equipped with Coolant Tank, Filtration & Coolant Pump.
- Operating Manual of the machine is available.
- Machine is in excellent working condition.
Video of The Machine -
https://youtu.be/1oPNQ7Omtxw
Versatile Grinding for Multiple Drill Bit SizesThis machine accommodates spiral drill bits ranging from 2 mm to 50 mm diameter, making it ideal for workshops handling a variety of tooling requirements. The adjustable settings ensure consistent results and high precision for every sharpening task. Operators can confidently restore cutting edges on various sizes, optimizing drilling performance and tool longevity.
Precise and Adjustable Grinding AngleWith adjustable grinding angles between 118 and 135, users can fine-tune the sharpening process to suit specific drill bit geometries and applications. The manual operation allows for customization, while integrated features such as the coolant tray and robust safety covers enhance both efficiency and safety during operation.
FAQs of Cawi Spiral Drill Grinding Machine:
Q: How does the Cawi Spiral Drill Grinding Machine adjust grinding angles for different drill bits?
A: The machine offers an adjustable grinding angle feature, typically set between 118 and 135, allowing users to manually select the optimal angle for varying drill bit sizes and applications. This adjustment is easily managed via calibrated controls on the machine.
Q: What types of drill bits can be sharpened with this machine?
A: The device is specifically designed for spiral or helical drill bits and accommodates a broad range of sizes, from 2 mm to 50 mm in diameter. Its universal abrasive wheel ensures compatibility for most standard spiral drill bits.
Q: When should spiral drill bits be sharpened using the Cawi machine?
A: Drill bits should be sharpened when there is noticeable dullness, decreased performance, or inefficiency during drilling. Regular maintenance with this grinder restores the cutting edge and prolongs tool life.
Q: Where is the cooling tray located, and what is its function during grinding?
A: The integrated coolant tray is positioned beneath the grinding area and serves to cool both the abrasive wheel and drill bits during the sharpening process, reducing heat buildup and maintaining edge quality.
Q: What is the process for operating the Cawi Spiral Drill Grinding Machine?
A: Operation is manual: secure the drill bit, set the desired grinding angle, turn on the power, and commence grinding. The integrated safety covers and coolant tray should be engaged for optimal safety and efficiency.
Q: What are the benefits of using the Cawi Spiral Drill Grinding Machine?
A: This machine provides high-precision grinding, adjustable settings for different bit sizes, robust construction, and integrated safety and cooling features. These benefits collectively ensure longer drill bit life, optimized performance, and enhanced workplace safety.