Taking panes from the rack
Removing large formats from transport racks and uprighting them – the movement that damages most edges by hand.
Glass forgives no second chance. What falls is not only lost but dangerous – which is why sizing a vacuum lifter for glass is not a calculation step but the core of the whole project.
Typical handling tasks in Glass and ceramics — and what they demand technically.
Removing large formats from transport racks and uprighting them – the movement that damages most edges by hand.
Bringing two or three panes plane-parallel to each other without touching the edge seal.
Bringing panes to cutting, grinding and drilling stations, horizontal or vertical as the machine requires.
Taking large-format panels from the kiln, turning and stacking them – heavy, brittle and edge-sensitive at once.
Setting elements into frames in prefabrication, with fine adjustment in three directions.
On every vacuum lifter, reservoir, check valve and warning device are basic equipment. With glass the design goes further: two separate vacuum circuits with their own cups ensure that the failure of one circuit does not drop the load. That is not an extra for especially careful plants but the usual state of the art for vertically held panes – and the reason a glass vacuum lifter looks different from a sheet metal one.
Out of the rack the pane comes vertical, onto the cutting table it goes horizontal, into the frame vertical again. That ninety-degree rotation is the critical moment: the centre of gravity travels throughout, and without damping the pane pulls at the tipping point. So the beam gets a damped swing axis with detents – and the position of that axis relative to the centre of gravity matters more than capacity alone.
Cut glass is sharp at the edges and delicate at the same time: a knock produces a shell chip that devalues the pane, and a slip produces a cut. Both have the same cause – the pane is guided by hand. A device that holds the load and is only guided solves both problems at once, and better than any protective equipment.
Design, payload and reach — the shortlist for this industry.
Weightless handling – floating instead of lifting.
View deviceThe whole area covered – in X and Y.
View deviceThe jointed arm for millimetre-precise handling.
View deviceArticulated arm plus integrated lifting axis.
View deviceCAD design in 2D and 3D – from requirements analysis to production-ready drawings.
ViewWe look at the workstation before we talk about equipment.
ViewSizing of safety valves and rupture discs – the last link in the safety chain.
ViewLifting equipment, manipulators and balancers for industry, medical technology and logistics.
ViewThe limit is rarely weight but deflection. From about three metres edge length a beam is needed to spread the cups over several points – otherwise the pane sags between the cups and stresses reach values at which glass breaks. Formats up to six metres are well manageable that way.
Nothing, if properly sized: the vacuum reservoir holds the pressure for several minutes, the check valves prevent venting, and the warning reports the failure immediately. That time is enough to set the pane down under control. Without a reservoir the installation would not be permissible.
Yes, with the right sealing lip. Critical are soft coatings that take marks; there we use larger cups with lower vacuum and softer material. We test that on a sample, because manufacturer coatings differ markedly.
Similar kinematics, different sizing: ceramic panels are heavier per area, often slightly porous and even more edge-sensitive. Porous surfaces noticeably reduce holding force – there we work with a much larger reserve and test holding time in a trial.
The unit lifts. The gripper decides whether it works.
Read the articleThere is no 25-kilogram limit. There is an assessment.
Read the articleVacuum is the fastest pick-up – as long as the surface plays along.
Read the articleOne short conversation usually settles more than three quotations. Call or write — you will reach an engineer directly.
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