LIFO Vertical Buffer

LIFO Vertical Buffer

This unit allows buffering of PCB's in LIFO mode. It uses belt segments to hold the PCB over its complete lenght. When adding or extracting a PCB to/from the buffer a drive mechanism engages with the belt segment to smoothly transfer the PCB in- or out.

Standard Features

● Panasonic PLC Program control.

● Buffer in LIFO and by-pass mode.

● Selectable pitch settings.

● Enclosed construction improve level of safety.

● The status of each slot can be changed independently.

● Conveyor width adjustment using hand wheel.

● Threshold signal to protect PCB's in upstream oven.

● User friendly touchcreen control panel.

● Towerlight display for machine status.

● SMEMA compatible.

  • Optional
  • Optional
  • Optional

Technical Specifications

● Transport height: 950mm ±30mm

● Transfer direction: Left to right

● Operation side: Front of the machine

● Fixed rail: Front of the machine

● Interface: SMEMA

● Conveyer concept: ESD flat belt

● Belt speed: 0.5-20m/min adjustable

● PCB edge support: 3mm

● Power supply: 230VAC/50 Hz/1 Ph

● Power consumption: 250VA max. or specify

● Air supply: 4-6 bar

● Air consumption: 15 ltr/min max.

● Cycle time: ± 15 seconds

● Pitch distance: 20mm or specify

● Buffer capacity: 25 PCBs or specify


● Automatic width adjustment (set in touchscreen).

● Additional PCB boards capacity.

● Cantilevered input- or output conveyor (length 500mm).

● Other options available on request.



Model STB330L STB460XL
Machine Dimension (L x W x H) 485 x 950 x 1680 650 x 1150 x 1680
Weight 150kg 210kg
PCB length 50mm - 380mm 50mm - 530mm
PCB width 50mm - 330mm 50mm - 460mm
PCB Thinckness 0.6mm - 4.0mm 0.6mm - 4.0mm
Fixed rail to front dimension(A) 270mm 270mm