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Knowledge of metal cans

Release date:2017-09-27 Author: Click:

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First, the tinplate is coated with a tin layer of tin, it is not easy to rust, also known as tinned iron. This kind of coated steel plate in China for a long time known as the "tinplate", some people think that because the manufacture of canned tin plate is from Macao (English name Macao can be read as Ma mouth) imports, so called "tinplate." Can be divided according to different standards: according to the shape: can be divided into round cans, rectangular cans, square cans, oval cans, heart shaped cans, shaped cans. According to the structure: can be divided into two cans, three cans.

     According to the use of points: tea cans, moon cakes, medicine cans, candy cans, food cans, gift cans, candle cans, hand cans, piggy bank, iron, PVC / PET barrel ...

Because of its strong antioxidant, and diverse styles, beautifully printed, tinplate packaging containers by the majority of customers love, widely used in food packaging, pharmaceutical packaging, daily necessities packaging, instrumentation packaging, industrial packaging and so on.

   Second, each tin is made of iron - printing - cutting - stamping - assembly - packaging - step by step to complete.

   (1) iron material: generally in the confirmation order will be ordered by the layout of the most appropriate iron material, including iron varieties, size. Iron material is usually stored directly in the printing plant, on the identification of iron material quality, you can usually visual method to see whether the surface of the traces of scratches, lines are uniform, whether the rust point. With a micrometer can measure its thickness and feel the touch can know its hardness.

   (2) printing: film and layouts are given to the printing plant after the printing presses to prepare for printing, and usually will provide a model to the printing press with color, in the printing process to pay attention to is to see whether the print color to keep up Whether the pattern is accurate, whether there is a stain, whether there are scars and so on. These problems are generally responsible for the printing plant can control their own. Of course, some companies will send people to follow up in the past.

  (3) cutting: printed iron material back to the factory after the cut bed can cut the open material, and in the shearing machine is to see if the operator is to cut the knife line to cut, the length is uniform, uniform. Whether the workers in the discharge of each other scratches, etc., in the initial operation of the station to check the quality. There will be machine automation, this time we need to cut in accordance with the knife-edge line.

  (4) Stamping: pressing the iron piece on the punch, which is the main job of doing the jar, usually a tank to be divided into a lot of processes to complete.

  The general process of the two cans is: cover: open material - flash - coil. Bottom: open material - flash - pre-winding - reel.

  Tianyi cover the bottom of the process: lid: open material - flash - roll cans: open material - pre-bend - cut angle - forming - buckle bone - body (buckle bottom) - back cover. Bottom of the process is: open material.

  If the iron box is hinged, then the cover and body on a number of processes: hinge.

  (5) Packing: After the production is finished, the packing department is responsible for cleaning and assembling, into the bag and packing. This part of the product is a finishing work, the product is very important to clean, so work before the packaging to do a good job cleaning, and then in accordance with the packaging method of packaging, style and more products must be the number and box mark on the good and placed The Packaging process should pay attention to is to minimize the infusion into the finished product, the number of boxes must be accurate.

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