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Web cutter having a web cutter loop

机译:具有幅面切割器环的幅面切割器

摘要

A mail inserter has a first web driver to move a web from a web supply and a second web driver to feed the web to a cutter for cutting the web into sheets, wherein the first and second web drivers have different velocity profiles to allow a web loop to form between the web drivers. The loop is variable between a maximum size and a minimum size. When the loop reaches the minimum size, the first web driver is running at its maximum speed. At this point the first web driver is decelerated at a rate such that when the first web driver stops, the web loop is at its maximum size. The acceleration of the first web driver is at a constant rate which is inversely proportional to the difference between the maximum loop size and the minimum loop size.
机译:邮件插入器具有第一卷筒纸驱动器和第二卷筒纸驱动器以将卷筒纸从卷筒纸供应中移出,第二卷筒纸驱动器将卷筒纸供给到切割机以将卷筒纸切成薄片,其中第一卷筒纸驱动器和第二卷筒纸驱动器具有不同的速度分布以允许卷筒纸循环以在Web驱动程序之间形成。循环可在最大大小和最小大小之间变化。当循环达到最小大小时,第一个Web驱动程序将以其最大速度运行。此时,第一个Web驱动程序以一定速度减速,以使第一个Web驱动程序停止时,Web循环处于其最大大小。第一卷筒纸驱动器的加速度为恒定速率,该速率与最大回路尺寸和最小回路尺寸之差成反比。

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