In the process of gear machining, milling cutters and drills are two basic and important cutting tools. They are not only used for initial shape manufacturing, but also occupy a very important position in fine machining and making holes required for fit and installation.
Applications of gear machining milling cutters
Rough machining stage:
The initial milling operation is typically performed using a milling cutter, with the goal of roughing the raw material into a gear blank that is close to its final shape. This step removes a large amount of material and lays the foundation for subsequent fine processing.
Shape and slot milling:
Specially shaped milling cutters, such as tooth profile milling cutters, can be used to machine the tooth profile of gears. The shape of this milling cutter matches the tooth grooves of the gear and can accurately cut the tooth shape of the gear.
Modifications and adjustments:
In some cases, milling cutters are also used to modify or adjust already formed gears to meet special design requirements or to correct errors generated during the machining process.
Application of gear machining drill bits
Make fixing and assembly holes:
Drills are used to drill holes in gears, and these holes are mainly used to secure or assemble the gears with other mechanical components. This step is very important as these holes must be positioned precisely to ensure accuracy of gear installation.
Lubrication and cooling holes:
Drilling may be required during gear machining to channel lubricant or coolant, which helps reduce wear and overheating during operation. The location, diameter and shape of these holes all need to be precisely controlled.
Considerations when using milling cutters and drills
Material Suitability: Choosing the right milling cutter and drill bit materials is critical for machining different types of gear materials such as steel, aluminum or plastic.
Cutting parameters: According to the properties of the material and processing requirements, the cutting speed, feed rate and cutting depth are reasonably set to ensure processing efficiency and gear quality.
Cooling and Lubrication: Using proper cooling and lubricants can extend tool life, improve machining quality, and prevent material deformation caused by overheating.