1
Robot handles both layer patterns, where the brief could have needed two
2
Independent pick axes on one mount - full layer and fork layer, on demand
0
Tool changes needed to switch between layer patterns

One tool, two independent pick axes.

Fired bricks need air moving through the stack for an even burn, so alternate courses can't sit the same way twice.

Fox Precision Tooling Dual Parallel Gripper - pneumatic cylinder and mounting bracket detail

Firing bricks evenly means the stack can't be uniform

A leading UK brick manufacturer came to us with a problem that starts with physics rather than robotics. Fired bricks need air moving through the stack for an even burn, so alternate courses need to sit differently - some full, some offset - to open the channels that let heat and air pass through the pack on its way into the kiln. On most lines, picking two different layer patterns means two grippers, and often two robots, bolted into an already tight production cell.

Fox Precision Tooling Dual Parallel Gripper - rotary mounting plate and pneumatic drive detail

The Dual Parallel Gripper: one mount, two pick systems

We took on the full design and build in house: one tool carrying two independently actuated pick systems on a single robot mount. The Main Axis Pick handles the full brick layer, closing across the complete course in one motion. The Support Axis Pick handles the fork layer, the offset pattern that opens the air gaps through the stack - each running its own pneumatic cylinders and stroke range, so the robot changes pattern without changing tools or stopping the line.

Fox Precision Tooling Dual Parallel Gripper - assembled tool on the workshop floor
Technical Detail

Specified for the factory floor, not a clean room.

Every plate is precision machined and finished to stand up to clay dust and abrasive brick material, not just tolerate it for a while.

  • Main Axis Pick: 1145mm max open, 825mm full stroke, 2 × 160mm cylinder strokes
  • Support Axis Pick: 1155mm max open, 835mm full stroke, 2 × 160mm cylinder strokes
  • Cylinders, sensors and fittings specified for continuous duty in heat and dirt
  • Built for easy maintenance - a worn part is a quick swap, not a line stoppage

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