| 摘要 |
The invention relates to a device for stamping groove lines on corrugated board to better fold and comply with the sizes of boxes in production and processing machines having a combined grooving and transport body (1) and a counter-body. The combined grooving and transport body (1) is fitted on its periphery with a grooving ring (11) having straight individual surfaces, sai d ring having the shape of a regular polygon with straight flat pieces whose number varies due to the different peripheries. |
