A small, rigid platform typically constructed of cast iron or steel forms the foundation for workpieces during machining operations. Precisely machined surfaces and T-slots allow for secure clamping and accurate positioning of material to be cut, drilled, or shaped by the milling machine’s cutting tools. This component comes in various sizes and designs to accommodate different workpiece dimensions and machining requirements. For example, some incorporate adjustable tilting or rotating mechanisms for enhanced versatility.
This foundational element plays a vital role in ensuring machining accuracy and stability. Its robust construction minimizes vibrations and deflections, contributing to precise cuts and improved surface finishes. Historically, workholding in machining relied on less precise methods, but the development of this specialized platform significantly advanced the field, allowing for greater complexity and precision in manufactured parts. The ability to securely fix workpieces facilitates intricate operations and enables repeatable results crucial for industrial manufacturing and prototyping.