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DB-FIX-TOMB-01

Tombstone multi-face fixture for horizontal machining centres

Four faces, one set-up, no re-clamping between operations.

HMCMulti-faceTombstonePallet-friendly

A cast or welded tombstone carrying 2, 3 or 4 machined faces, each with its own locating scheme, so that a horizontal machining centre can cut housing-type parts on several sides per pallet cycle. Without it, every face change costs a re-clamp, a re-datum and a possible scrap part.

The structure is the hard part: a tombstone that deflects under clamping load destroys the accuracy of every face at once. We size the body against the clamping force and the part weight, then grind the faces on a single set-up so the faces stay parallel to each other, not just to the base.

Technical data

Faces2, 3 or 4 machined faces, according to the pallet and the part
Face sizeUp to 500 × 630 mm per face, per your pallet
Part weightUp to 200 kg per face
BodyCast iron HT300 or stress-relieved steel weldment
Face accuracyParallelism and squareness 0.01 mm across faces
ClampingHydraulic, pneumatic or manual, independent per face
HandlingHoist eyes, pallet interface, optional rail system
VerificationFace geometry report, runout after 90° indexing, trial cut

How it is built

Ground as one assembly

All faces are ground in a single set-up against the pallet datum, so squareness between faces does not depend on how well the tombstone was turned.

Rigid enough to stay accurate

Wall thickness, ribbing and the base flange are sized from the clamping load and the part mass. A light tombstone is cheap once and expensive every shift.

Runs on your pallet system

Delivered with the interface you already use — zero-point, T-slot or bolt pattern — and with the 90° indexing runout measured and recorded.

Indicative price

2-face tombstone, 400 mmUSD 16,000 – 24,000
3-face tombstone with hydraulic clampingUSD 24,000 – 34,000
4-face tombstone, large palletUSD 34,000 – 45,000
Product code
DB-FIX-TOMB-01
Minimum order
1 set
Lead time
6–9 weeks

FOB Liuzhou, indicative for standard configurations. A drawing moves the number inside the band.

Ask a question about this part

Questions

How do I know the faces are square to each other?
They are ground in one set-up and measured on a CMM; the report lists parallelism between opposite faces and squareness of adjacent faces. We also record runout after each 90° index on your machine, if you can host a prove-out.
Can I add a face later?
On the welded version yes, within the design margin. On the cast version the body is fixed, so the fourth face must be planned from the start.
Do I need a separate hydraulic unit per face?
No. One power pack can serve all faces with sequence valves, so one button clamps the whole tombstone in a fixed order.
What does shipping look like?
Sea freight in a braced crate, roughly 700–1,400 kg depending on size, with lifting points marked and a rigging drawing included.

Send a drawing and get a number

3D model, machine table drawing, the operations and the annual volume — that is enough for a quote within one working day.