Palletizer Replaces Manual Stacking Automated Sheet‑Material Receiving Solution

Manual stacking used to be labor‑intensive in sheet‑metal workshops. Workers receive and stack cut sheets one‑by‑one with frequent bending and lifting, which causes heavy fatigue while often resulting in untidy stacks. Nowadays, palletizers realize automated sheet receiving, reducing manpower and achieving neater stacking.

Installed at the end of blanking lines, palletizers undertake the stacking procedure in the full workflow: coil loading by coil‑carrying trolley, uncoiling, leveling, cut‑to‑length shearing and final automatic stacking.

Palletizers replace manual picking and stacking actions. Cut sheets are conveyed above the receiving trolley and drop automatically for layer‑by‑layer stacking. The trolley lifting mechanism descends incrementally according to sheet thickness to maintain a consistent receiving height and ensure flat and tidy stacks. Upon completion of one full stack, the trolley shifts automatically; the loaded stack is conveyed out and an empty trolley moves in for continuous production.

Two stacking modes are optional based on sheet material and surface‑quality requirements. Gravity stacking with conveyors delivers high speed for ordinary sheets with low surface‑quality demands. Magnetic stacking equipped with magnetic belts provides superior surface protection for magnetic sheets of various shapes.

Replacing manual stacking brings remarkable benefits. Firstly, labor is saved. Only one operator is required to monitor the receiving end instead of several rotating workers, and labor intensity is greatly reduced without repeated bending operations. Secondly, consistent stack shape is achieved. Uniform stacking position and force produce neat stacks convenient for storage, transportation and subsequent destacking. Thirdly, higher efficiency is realized. Continuous operation of palletizers prevents the receiving process from becoming a bottleneck for the whole line. Fourthly, stable product quality is guaranteed. Smooth conveying and dropping minimize edge collision and surface scratching compared with manual handling.

After automation, blanking lines run fully automatically from coil feeding to sheet stacking. Operators only intervene during coil changeover. Palletizers eliminate manual dependence for receiving, realizing efficient and tidy sheet collection.

Guangdong Ruihui Intelligent Technology Co., Ltd. has over 20‑year experience in stamping automation and is a national Specialized, Refined, Differential and Innovative “Little Giant” enterprise. Headquartered in Dongguan, it has more than 400 employees including over 80 R&D engineers. Ruihui supplies complete blanking‑line solutions covering coil loading, uncoiling, leveling, cut‑to‑length shearing and automatic stacking. Palletizers support both gravity stacking and magnetic stacking with conveyors or magnetic belts, customizable for sheet material, dimensions and surface‑quality requirements. The automatic trolley‑change function achieves full‑process automation for material receiving. Nearly 5,000 sets of Ruihui‑manufactured equipment are in service worldwide, serving well‑known OEMs and Tier‑one suppliers such as BYD, Geely, Volkswagen, Tesla, BMW, Mercedes‑Benz, Honda and Jaguar Land Rover, with abundant experience in blanking‑line integration.