Sticker Labeling Machine Configuration
Bottle labels can be broken into a basic configuration depending on how the label is applied. The three most common labels are a vertical wrap, horizontal wrap, and front/back (but others include a top label, top and bottom label, and custom machine).
- Vertical Wrap: Bottles pass directly through the vertical wrap machine. This option works well for bottles that have a slight taper or square/rectangular design. Partial and complete labels may be applied.
- Horizontal Wrap: Bottles pass through such a machine while lying on their edges. Horizontal wrapping machines work well for unstable, round containers, including bottles with bottles or vials.
- Front / Back: This type of machine labels one or more sides and works well with a variety of bottle styles (as long as the container can remain stationary when passing along the conveyor).
Bottle Orientation for Label Placement
Label applications require a high degree of accuracy, because now (more than ever), the visual appeal of packaging determines the tone of the brand within its market. Even a simple horizontal wrap can have a 1/8-inch gap between its edge and the ends of the body. To achieve this level of accuracy, the bottle (not the label) is moved into position for application, so choosing the right system is a matter of balancing accuracy, speed, and cost.
Every situation is different. The only location factor is height, with a single label on the round beverage bottle. By comparison, labels on square and oval bottles need to be oriented horizontally and vertically. And, if the label is placed in an unusual location (like the corner of the bottle), a more complex machine may be needed to correct the placement.
Most round bottle machines use a single feed screw to separate the bottles and push them toward the labeler at a specified rate. For non-round bottles, twin screws are used for precise orientation prior to label application.
A "spin-in-place" design can orient each bottle severally before applying the label. The machine may use a short screw or a pair of spinning platforms with sensors to check for proper alignment. Although this design is longer than standard machines, it is more accurate.
Types of roll labels for label applicants
Each Sticker Labeling Machine feeds labels in a specific way so that they are placed in the correct area of the bottle. Ideally, a new machine should use the same machine style that is on-site (for compatibility) on other machines, but has several roll label options:
- Outside Peel vs. Inside Peel: The outside peel label faces away from the core while the inside of the peeled label faces the core so that the backing paper is visible when viewed on the outside of the roll.
- Printing Orientation: This is the direction of the print as seen from the outer edge of the roll. It can be up, down, left, or right.
- Label material: A wide variety of stocks are available, ranging from paper and vinyl to foil and UV coating.
Picking the Right Labeling For Your Production Needs
Getting the right bottle labeling machine depends on three things:
- Type of bottle/label used
- Label orientation (using complex labels and odd-shaped bottles may require a slower, more expensive machine.)
- Flexibility/compatibility required (will many products use the same machine? Do you have other sticker labeling machines in use?)
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