Device for impulse-pressing a web
    4.
    发明授权
    Device for impulse-pressing a web 失效
    用于冲压网的设备

    公开(公告)号:US06309512B1

    公开(公告)日:2001-10-30

    申请号:US09401208

    申请日:1999-09-22

    IPC分类号: D21F302

    CPC分类号: D21F3/0218 D21F3/0281

    摘要: A press section in a machine for manufacturing a web of fibrous material, comprising a shoe press with extended press nip, the shoe press having a counter roll with a cylindrical press body; a press shoe with a concave surface for cooperation with the press body; an impermeable belt running through the press nip in sliding contact with the press shoe; a clothing running in a loop around guide rolls and through the press nip in contact with the web, and being capable of receiving and carrying liquid along with it; a movable heat transfer means for continuous transfer of heat to the web in the extended press nip; and a heat source for heating the heat transfer means. According to the invention the counter roll comprises a sleeve that forms the heat transfer means and encloses the press body. The invention also relates to a shoe press, a press section with a roll press, and treatment sections with roll and shoe calendars with sleeves of the type described.

    摘要翻译: 一种用于制造纤维材料纤维网的机器的压榨部,包括具有延伸的压榨压区的靴形压榨机,所述靴形压榨机具有带有圆柱形压力体的反向辊; 具有与压制体配合的凹面的压力靴; 穿过压榨压区的不渗透带与压靴滑动接触; 围绕引导辊并且通过与卷筒纸接触的压榨辊运行的衣物,并且能够与其一起接收和携带液体; 可移动的热传递装置,用于在延伸的压榨压区中连续地将热量传递到幅材; 以及用于加热传热装置的热源。 根据本发明,反向辊包括形成热传递装置并包围压制体的套筒。 本发明还涉及一种靴式压榨机,具有辊压机的压榨部分,以及具有所述类型的套筒的滚筒和鞋子日历的处理部分。