Curling is the basic stamping die out of the cover edge rolled into a circular arc. Now there are three: one is by the punch die is pressed out of the circular arc edge this is to a specifically for side pressure punch or in the same punch with two step mode, the first step blanking, the second step blank holder. This form is more complex, investment is also large, but the size of the volume is relatively stable, with a high quality of cover. The second form is similar to the seaming machine form, by the roller to roll forming and profiling lid edge. Due to the complexity of the structure, this form has gradually been abandoned by people. The third form is the most widely used simple: the crimping machine mainly comprises a rotating disc, the outer mold and supporting plate. The outer mold is generally 5 to 8 pieces of the mounting on the base and can be adjusted and the rotating disc is an involute distribution of the mold. When the cover into the crimping machine after the rotation disc drives the rotation of rolling along the outer mould, rotating disc module has a circular arc groove. The outer mould and the rotary disk spacing decreases, compression Gouyan arc groove deformation mode and cover the implementation process of the edge. The supporting role is to ensure that the process does not cover edge bends down.

Dongguan City Connaught Packing Co., Ltd. is located in Dongguan City, Guangdong Province, on the verge of Guangzhou, Shenzhen, a coastal city, convenient transportation is a specializes in the production of various kinds of iron and aluminum easy open lid enterprise. Company main products have three series: Beverage easy open lid, aluminum safety Bianyilagai and tinplate zip lid and is also applicable to the in all kinds of cans, aluminum cans, composite cans and PET containers. Consultation and order hotline: 0769-28686423/13266285888