Method for continuous press forming of a furniture board

By controlling the opening height and performing restricted-state high-frequency micro-vibration and pulse suction exhaust treatment during the continuous pressing process of furniture boards, the problems of insufficient gas discharge inside the board and uneven core layer curing are solved, thereby improving the uniformity of internal density and the quality of the board surface.

CN122401596APending Publication Date: 2026-07-17JIANGXI HENGHUIYUAN EDUCATIONAL EQUIP CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
JIANGXI HENGHUIYUAN EDUCATIONAL EQUIP CO LTD
Filing Date
2026-05-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the current continuous pressing process of furniture boards, the gas inside the board is not fully discharged, the surface layer becomes dense too early, the core layer is not cured evenly, the density distribution inside the board is unstable, and the effective board surface area is easily affected by suction.

Method used

By controlling the opening height of the continuous pressing channel to gradually decrease along the conveying direction, the slab pad layer is continuously compacted while maintaining contact with the upper and lower continuous pressing contact surfaces. It is then subjected to high-frequency micro-vibration and pulse suction exhaust treatment under confined conditions, followed by gradient hot pressing curing and pressure holding cooling shaping.

Benefits of technology

It effectively removes gases and volatiles from inside the slab, improves the uniformity of core layer curing, reduces uneven density distribution and local defects within the slab, and enhances the stability of slab surface quality.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开了一种家具板连续压制成型方法,包括对木质单元施胶并连续铺装形成板坯垫层,对板坯垫层进行初级预压后送入连续压制通道,控制连续压制通道的开档高度沿输送方向逐步减小,使板坯垫层在保持与上、下连续压制接触面接触的状态下被连续压实;随后进行预热预压一体化处理,使板坯垫层进入受限态透气窗口,在该窗口内依次或协同实施受限态高频微振动处理和脉冲抽吸排气处理,使板坯内部空气、水蒸气及低分子挥发物经连通孔隙排出;再经梯度热压固化、保压冷却定型、裁切及后处理得到家具板成品。本发明能够在压力不完全卸荷状态下改善板坯内部重排、排气和固化过程,提高板材密度均匀性、胶合质量及尺寸稳定性。
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