RS-750-800-3 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming machine with an integrated mechanical, pneumatic and electrical design. It can automatically complete a full range of processes including loading, feeding, heating, forming, punching, cutting, sta...
RS-750-610-4 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine
The RS-750-610-4 positive and negative pressure multi-station plastic thermoforming machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming equipment designed with integration of machinery, pneumatics and electricity. It can automat...
RS-650-450-4 Positive and Negative Pressure Multi-Station Plastic Thermoforming Machine
The RS-650-450-4 positive and negative pressure multi-station plastic thermoforming machine adopts internationally advanced plastic sheet forming technology. It is a plastic sheet forming equipment with an integrated mechanical, pneumatic and electrical design. It can automatically complete all pro...
High-Speed Punching Mechanics in Ventilated Produce Packaging
2026-02-20
Ventilation is critical for the shelf life of fresh produce, requiring fruit boxes to have precisely punched holes that do not compromise the structural integrity of the container. Wenzhou Rayshape Machinery Co., Ltd., part of the Elemotion Group, has optimized the punching mechanics of its 4-station Plastic Thermoforming Machine to meet this need. Operating at speeds of up to 45 molds per minute, the machine's independent punching station utilizes a high-precision servo drive and a four-column support frame to execute thousands of clean pierces per cycle. This "Burr-Free" technology is essential for materials like PET and PP, where jagged edges can harbor bacteria or damage the fruit. The five-point structural connecting rod ensures that the punching force is applied instantaneously and uniformly, preventing sheet deformation during the process. Controlled by a future-oriented PLC, the system allows for the storage of 90 sets of production data, enabling manufacturers to switch between different ventilation patterns for strawberries, grapes, or citrus fruits with ease. Rayshape’s commitment to high-quality automated equipment is seen in the seamless mechanical, pneumatic, and electrical integration of the punching and stacking units. The vertical stacking concept ensures that the boxes remain oriented for the next stage of the logistics chain, while the automatic edge material winding device handles the circular scrap efficiently. This high-volume, professional production flow carries forward the Elemotion spirit of diligence and operational excellence. Based in Wenzhou, Rayshape provides seasoned R&D and professional after-sales service, ensuring that global produce packaging suppliers can maintain a stable and reliable output with the highest standards of hygiene and structural precision.
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