铣切垫板是指在钣金铣床上铣切毛料时,垫在展开样板下面和毛料下面的木质层板,借以防止毛料被划伤、压伤、擦伤及防止铣刀铣坏样板。垫板的大小、形状都要与展开样板相同,上部垫板用十层板制造,下部垫板是用三层板制造,见图1。 Milling cutting board refers to the sheet metal milling machine when milling wool, the mat under the template in the development and wool under the wood floor, in order to prevent the wool was scratched, crushed, scraped and prevent milling cutter milling model. The size and shape of the mat should be the same as the unfolded specimen. The upper mat is made of ten plies and the lower mat is made of three plies, see Figure 1.