导纸辊有槽胶面，以防压坏纸板，增加送纸准确性。

Rubber surface for paper guiding roller can avoid damaging paperboard and increase accuracy of paper sending.

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导纸辊有槽胶面，防止破坏纸板强度，增加送纸的准确性。

Rubber surface for paper guiding roller can avoid damaging strength of paperboard and increase accuracy of paper sending.

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引纸纸幅从放卷到第一导辊在到第一舒展单元。

Thread material web from unwind to first guide roll and to first spreader unit.

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