Milling involves cutting material from the surface of a workpiece using a rotating cutting tool. By controlling the tool’s movement, it is possible to produce parts with complex shapes, such as flat surfaces, contoured surfaces, and gears. Milling includes face milling, vertical milling, end milling, gear milling, and contour milling. Each method is suitable for…
21. Drilling is a basic machining process that uses a drill bit to create cylindrical holes in a workpiece. This operation is performed on a drill press or milling machine, where the drill bit rotates at high speed and is fed toward the stationary workpiece to form a circular hole. Common Applications: Mechanical Manufacturing: Machining…
17. Gear milling is a precision process specifically used to machine gear tooth profiles, requiring specialized equipment and cutting tools. Machining methods include cutting with form milling cutters or hobbing (where the gear blank rotates while the tool machines the tooth profile). Modern gear milling utilizes advanced CNC equipment to enhance machining accuracy and efficiency….
23 Types of Milling Operations—(13–16) 13. Over-milling is a precision process that uses two side cutters to simultaneously machine two or more parallel, perpendicular surfaces. This method allows for the machining of full grooves or large-area surfaces in a single setup, improving machining consistency and efficiency. It requires the use of high-precision CNC milling machines…
9. Micro-milling is an advanced manufacturing process that uses small, high-precision cutting tools to machine intricate structures on workpieces. This technology employs CNC milling machines equipped with micro end mills and drills, combining high-speed spindle rotation with precise tool control to achieve surface finishes with high dimensional accuracy. Common Applications Electronics Industry: Manufacturing of microelectronic…
5. Shoulder milling is a machining process that involves vertical cutting along the edge of a workpiece to form a precision stepped surface. This process requires the use of specialized cutting tools to ensure damage-free machining at the junction of the two surfaces. The machining equipment is typically a vertical or horizontal milling machine equipped…
1. Face Milling: Face milling is a milling process in which the axis of the cutting tool is perpendicular to the workpiece surface, and a flat surface is formed by removing material. This process requires the use of a face mill, which has multiple cutting edges on both its end face and outer diameter. Common…
A reliable CNC machining process involves more than cutting metal or plastic. It requires clear drawings, suitable materials, stable machining, dimensional inspection, surface finishing, and protective packaging. Customers sourcing custom machined parts often face problems such as difficult part structures, unnecessarily tight tolerances, inconsistent dimensions, surface damage, and assembly failures. These issues can increase cost,…
Introduction CNC machining tolerances are one of the most important factors affecting the accuracy, performance, and cost of custom machined parts. A CNC machine can produce highly precise components, but achieving the correct tolerance requires more than just machine capability. Tool selection, material characteristics, part design, fixturing methods, and inspection processes all influence the final…
Learn how to choose the right material for CNC machining based on strength, weight, corrosion resistance, machinability, surface finish, and cost.