烫金机
本发明涉及印刷设备技术领域,尤其涉及一种烫金机。本发明包括机架和控制器,机架上安装有放箔机构、烫头机构、收箔机构和工件运转机构;放箔机构的输出端配设有箔缓存恒定张力机构,工作时在箔缓存恒定张力机构缓存足量的烫金箔,烫金过程放箔机构不工作(扰动为零),工件和烫金轮的摩檫力拉动烫金箔,当烫印一个周期结束,操作人员取放工件过程中,放箔机构又向箔缓存恒定张力机构放箔,始终保持放箔和烫印在时间上相互避开,完全保证了烫金箔的张力恒定,消除了烫金褶皱及露白的缺陷。
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