Custom Tinplate Food Tin Box

Tin Cans technical process requirements

1. Cutting material

1）Iron material must be qualified material after inspection

2）Trial cutting before cutting material to do the first piece, the first piece qualified before cutting large material

3）The vertical deviation of the material is ≤0.2mm

4）No indentation, scratching is allowed under the material

(5) cutting material edge can not have phi

2.Angle cutting

1）According to the size of Iron Box box body roll line, determine the appropriate corner cutting size and shape

(2) Neat cut, consistent size, no burrs, no scratches.

3. Line up

(1) The degree of thread starting matches with the diameter of the rolled thread

(2) No scratches and deformation in the process of thread starting

4.Bumping

The embossing position is accurate, with an allowable deviation of 0.2mm or less; the depth of embossing is suitable, and the standard is clear outline and good effect of embossing under normal circumstances without serious distortion and deformation, with a concave depth of 0.4±0.1mm for flat embossing and a strong sense of three-dimensionality and beauty for embossing.

5. Forming

Forming structure, size and size of the drawings match, surface scratching according to the standard judgment, can not have the phenomenon of disguise

6.Buckle bone

The combination of buckle joint is even and smooth. Can not have significant wrong angle, scraping, piercing iron, loose bone phenomenon

7.Buckle bottom

Bottom and Tinplate The lower part of the box body rolled line fastening closely, tight pressure does not loosen, do not fall off.

8. Rolling line

Evenly rolled line, smooth, in place, the line size meets the requirements, and the cover or inner cover with the appropriate degree of elasticity

9. Turning edge, playing tendons, rolling tendons

Size position meets the requirements, uniform size and consistency, visual tendon position neatly, no collapse, scraping, steep edge phenomenon, tendon line uniform smooth and beautiful

10. Bottom sealing

Visual inspection of the periphery can not have dog teeth and unevenness, can not have incomplete rolled edge, double lines, scratching and other undesirable phenomena, the seal bottom is tight, beautiful lines.

11. Stamping

1）Adjust the stamping position first to ensure that it is in line with the drawing.

2）Prevent surface dragging when taking strip material

3）Stamping stretching depth is in accordance with product size requirements

4) The shape and size of the stamping should be in line with the standard after forming.

5）Prevent scratching and deformation in stamping process