首页> 外国专利> foerfarande och anordning samt remkomponent foer utjaemning av presstrycket i pressnypet av i pappersmaskin.

foerfarande och anordning samt remkomponent foer utjaemning av presstrycket i pressnypet av i pappersmaskin.

机译:用于均衡造纸机压榨压区中压榨压力的方法和装置以及皮带组件。

摘要

An arrangement for equalizing the compression pressure acting on a web passing through a paper machine press nip formed by two opposed press rolls and through which of at least one press fabric passes. At least one resilient loop component passes through the press nip, the resilient loop component having an outer surface facing the web whose hardness is within the range of between 10 to 80 P & J by means of which smallsize variations in the compression pressure acting on the web in the range of up to about 6 mm are equalized. The resilient loop component has a framework layer within its thickness whose hardness is substantially greater than the hardness of the outer surface which faces the web by means of which larger variations in the compression pressure acting on the web are equalized. A press section incorporating the arrangement is also disclosed.
机译:一种用于使作用在幅材上的压缩压力均匀化的装置,该幅材经过由两个相对的压辊形成的造纸机压区,并且至少一个压榨织物通过该压区。至少一个弹性圈部件穿过压榨压区,该弹性圈部件具有面向幅材的外表面,该外表面的硬度在10至80P&J的范围内,通过该力,作用在纸幅上的压缩压力的较小变化。最多约6毫米范围内的纤维网被均等化。弹性环部件在其厚度内具有框架层,该框架层的硬度明显大于面对幅材的外表面的硬度,通过该框架层,作用在幅材上的压缩压力的较大变化被平衡。还公开了一种包括该装置的压榨部。

著录项

  • 公开/公告号FI850087L

    专利类型

  • 公开/公告日1986-07-09

    原文格式PDF

  • 申请/专利权人 VALMET OY;

    申请/专利号FI19850000087

  • 发明设计人 LAAPOTTI JORMA;

    申请日1985-01-08

  • 分类号D21F;

  • 国家 FI

  • 入库时间 2022-08-22 07:41:58

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