4-Axis Indexing Horizontal Tombstone Machining Strategies

Multi-sided tombstone fixturing on horizontal machining centers (HMC) with pallet changers for high-density multi-part mass production.

Engineering Specifications & Parameters

Primary Alloys	A356 Cast Aluminum, Ductile Iron, Brass
Process Method	4-Axis Horizontal HMC Milling
Kinematic Control	Rotary B-Axis Tombstone Array
Surface Finish (Ra)	Ra 0.4 μm
Dimensional Tolerance	+/-0.003 mm

Manufacturing Overview & Engineering Principles

4-Axis Indexing Horizontal Tombstone Machining Strategies is an advanced machining methodology utilized by UCAN ROBOT to achieve high-precision geometries, rigorous dimensional stability, and verified surface finishes across demanding industrial production runs.

Process Specifications & Technical Controls

Process Classification: 4-Axis Horizontal HMC Milling.
Achievable Tolerances: Maintained consistently within +/-0.003 mm under continuous CNC cycle monitoring.
Surface Finish Capability: Delivers surface roughness down to Ra 0.4 μm, eliminating or minimizing manual secondary benchwork.
Compatible Materials: Optimized for precision cutting of A356 Cast Aluminum, Ductile Iron, Brass.
Kinematic Setup: Employs Rotary B-Axis Tombstone Array to eliminate cutting vibration, tool chatter, and thermal drift.

Explore our technical equipment capabilities in 5-Axis CNC Milling and read our guidelines on Precision Machining Quality Control.

Frequently Asked Questions

What dimensional accuracy is standard for 4-Axis Indexing Horizontal Tombstone Machining Strategies?

UCAN ROBOT reliably maintains tolerances within +/-0.003 mm using temperature-compensated machine tools and in-process laser tool setting.

What materials yield the best results with this process?

This process is engineered for A356 Cast Aluminum, Ductile Iron, Brass, providing clean chip evacuation and burr-free edges.