It seems like you’re referring to a Vertical Milling Head with the abbreviation LDH, which might be a specific model or type of milling attachment. Here’s some general information about vertical milling heads and possible interpretations of “LDH”:
Vertical Milling Head (LDH Possible Meaning)
A vertical milling head is an attachment used on horizontal milling machines to allow vertical milling operations. It provides flexibility by enabling both horizontal and vertical machining without needing a separate vertical milling machine.
# Possible Meanings of “LDH”:
1. Model/Series Designation – Some manufacturers use codes like LDH for specific models (e.g., “L-D-H” could stand for Light Duty Head or a manufacturer-specific series).
2. Brand-Specific – Certain brands (like L & W Machine Tool, Dufour, or older Bridgeport) may have used LDH in their nomenclature.
3. Type of Mounting – Couldfer to a “Lever-Driven Head” or another mechanical feature.
# Features of a Vertical Milling Head:
– Allows 90° swivel for angled cuts.
– Often includes a quill for fine adjustments.
– Can be motorized or gear-driven.
– Used in toolrooms, repair shops, and small-scale production.
# Common Manufacturers:
– Bridgeport (popular in manual mills)
– Vertex (Taiwanese brand)
– Kearney & Trecker (older models)
– Dufour (French manufacturer)
If you’re looking for specifications, manuals, or parts for an “LDH” vertical head, providing more details (brand, machine model, photos) would help in identifying it accurately. Let me know if you need further clarification!