Application Functions & Selection Of Bottle Labeler

5 juin 2025
labels of bottles

Labels are the main carrier for conveying product information and are also the business cards of enterprises. Producers in various industries will label their products to meet the requirements of product information identification and legal compliance. This article will mainly help you understand the functions of bottle labeler and how to choose a bottle labeler machine that suits you.

What is a Bottle Labeler?

Bottle labeler is a machine that attaches labels to bottles. The label roll of bottle labeler is pulled by the motor, and the label sensor detects that the label has reached the labeling head position, stops, and automatically peels off and hangs at the position to be pasted. When the bottles passes the labeling head, the label is accurately attached to the product surface and pressed by the laminating mechanism such as the pressing wheel, scraper or sponge roller to ensure a firm and smooth lamination.

The Basic Working Process is as Follows:

Bottle Positioning: The machine ensures that each bottle is in the correct labeling position through a positioning system or sensor.

Label Distribution: Labels are automatically peeled off from the reel and are ready for attachment.

Label Attachment: Labels are accurately attached to the bottle body, bottle cap or bottle bottom through rollers, scrapers or air blowing.

Conveying Device: The automated equipment has an additional conveying device to complete the automatic bottle in and out.
component of bottle labeler machine

Types of Bottle Labelers

Bottle labeler can be divided into many types according to the bottle type, labeling type and degree of automation. Choosing the right labeler machine is crucial to improving production line efficiency and ensuring labeling quality. The following are some common types:

Round Bottle Labeler: Specially used for labeling round bottles (such as beverage bottles, medicine bottles, perfume bottles). According to the different labeling positions, it can be divided into single-sided labeling, double-sided labeling or wrap-around labeling.

Round Bottle

Square Bottle Labeler: Suitable for labeling square bottles, oval bottles(Such as olive oil bottles, wine bottles, etc.). Usually equipped with precise bottle positioning device to ensure accurate alignment of labels. Generally, bottles can be labeled on one side, double sides or around the bottle.

Square Bottle

Flat Bottle Labeler: This type of labeling machine is specially designed for flat bottles, and can label such bottles (such as wine bottles, laundry detergent, glue) on one side or both sides. Since the body of this type of bottle is relatively flat, the labeling machine generally uses a conveyor belt with an upper and lower bottle clamping structure to ensure the stability of the labeling process.

Hexagonal Bottle Labeler: Labeling machines specially designed for hexagonal bottles with multi-angle structures usually choose single-label labeling or wrap-around labeling. For this type of bottle, upper and lower clamping structures are generally selected to increase the stability of the labeling process.

Hexagonal Bottle

Other Bottles Labeler:  For bottles with special shapes and special positions, we also have special labeling machines. For special-shaped bottles, we will use customized molds to label the special-shaped bottles to ensure accuracy. For special positions such as anti-tampering labels on bottle caps and labeling on the bottleneck of beer bottles, we have corresponding labeling machines.

different type of bottles

Manual, Semi-Automatic & Fully Automatic Labeling: 

Manual and semi-automatic bottle labeler are generally small and easy to operate, and are relatively more economical. Automatic bottle labeler do not require manual bottle placement, and the motor-controlled labeling also ensures better labeling accuracy.

bottle labeler

Key Components & Features of Bottle Labeler

Although there are many types of bottle labeling machines, their core structures are basically similar and mainly consist of several key components. The following are common core components and their functional features:

Conveyor System: This device is responsible for delivering the bottles to the labeling area stably and continuously, and is the starting point of the entire labeling process. By adjusting the conveying speed, it can adapt to different production rhythms. It is usually equipped with guide rails to prevent the bottles from falling over. It can be linked with the filling machine and the sealing machine to form an automated packaging line.

conveyor system of bottle labeler

Bottle Positioning Device: It is used to accurately locate the position and angle of the bottle to ensure accurate label attachment and avoid offset or skew. Common methods include synchronous belt positioning, cylinder positioning, star wheel bottle separation, etc. High-end equipment is also equipped with a visual positioning system.

bottle positioning strutcure of bottle labeler

Label Dispensing Mechanism: Automatically peel the label from the reel and accurately send it out of the labeling head. Usually driven by a stepper motor or servo motor, the label length and spacing can be adjusted, and a variety of label specifications can be supported with an accuracy control within ±1mm.

dispensing mechanism of bottle labeler

Labeling Head: The label is firmly attached to the key part of the bottle surface in various ways to adapt to different bottle shapes and label materials. Including roller type, scraper type, air blowing type labeling head, etc.

labeling head of bottle labeler

Sensors & Inspection: Electronic sensors are responsible for detecting the position of labels or bottles to ensure accurate labeling and ensure that the machine works smoothly and accurately.

sensor of bottle labeler

Control Panel / PLC: The labeling speed, label spacing, label starting point and other parameters can be set. The multi-language interface and recipe memory function facilitate the switching of multiple products. Responsible for the input of the operation interface, system parameter adjustment and action coordination.

control panel of bottle labeler

Servo / Stepper Motors: The actuator that drives the labeling action determines the speed and accuracy of labeling. High-end labeling machines use servo motors, which have faster response and higher accuracy.

motor of bottle labeler

Compatible Bottles and Labels

When choosing a labeling machine, it is important to understand the types of bottles and label materials it can adapt to. This not only determines the labeling effect, but also affects the versatility of the equipment and its adaptability to future production expansion.

Bottle labelers are designed to accommodate a wide variety of container shapes, including round, square, oval, flat, and even irregular-shaped bottles. Whether you're labeling a standard beverage bottle, a cosmetic jar, or a vial, bottle labelers can be adjusted or customized to fit the dimensions and contours of nearly any bottle type.

These machines are compatible with many types of pressure-sensitive labels, such as paper, transparent film, metallic foil, and tamper-evident labels. Labeling machines for different glue labels can be roughly divided into self-adhesive labeling machines, hot melt adhesive labeler machines, and wet glue labeling machines. Since the cost of self-adhesive labels is relatively high, they are more suitable for labeling high-end products. For low-cost products (such as bottled water, canned goods, etc.), hot melt adhesive labeler or wet glue bottle labeler are more often used to label products.

Depending on your application, the bottle labeler can also support printable labels for lot numbers or barcodes, offering flexibility for various industries like food, cosmetics and industry.

a wide variety of container

How to Choose the Right Bottle Labeler

Here are a few key factors to consider when choosing a bottle labeling machine to help you make the right decision:

Bottle Type & Label Type
Different bottle shapes (such as round bottles, square bottles, flat bottles) and label styles (single-sided, double-sided, ring-shaped, top-shaped, etc.) are suitable for different types of labeling machines. 

Round Bottle → Round Bottle Labeling Machine Or Fully Automatic Wrap-around Labeling Machine

Double-Sided Labeling → Double-Sided Labeling Machine

Special-Shaped Bottle → Customized Labeling System Or Visual Positioning Labeling Machie

Top/Bottom Labeling → Top/Bottom Labeling Machine


Productivity & Labeling Speed
Choose the appropriate speed gear according to your production rhythm:

Small Scale: The low-cost and easy-to-operate Manual Labeling Machine is a good choice. It is easy to carry and can be adapted to a variety of different sizes.    

Medium Scale: After the products are placed manually, the labeling work is automatically completed by the Semi-Automatic Labeling Machine, and the labeling efficiency and accuracy are greatly improved compared with manual labeling.

Large Scale: If cost is not a consideration, the Automatic Labeling Machine is definitely the best choice. It automatically feeds bottles, automatically sticks labels and transports them to the next workflow to complete automated production.

It is worth noting that if you have other automated machines or plan to expand production and equip more automated machines in the future, you need to pay extra attention to whether the labeling machine can be connected to other machines to achieve fully automatic production.

Label Specifications
You need to determine whether the labeler machine is suitable for your label length, width and material. Some bottle labeler machines are not compatible with transparent, metal film, and special material labels. And whether you need to customize the coding machine to print the production information and batch number on the label.

Labeling Accuracy & Aesthetic Requirements
In high-end product industries such as cosmetics and health care products, higher requirements are placed on appearance and it is even more important to ensure the beauty and consistency of labels.

High-Precision Positioning Labeling
If the label needs to be accurately aligned with the bottle mouth, bottle body pattern or edge (such as symmetry of the front and back labels and centering of the LOGO), a labeling machine with a visual positioning system or mechanical positioning device should be selected to ensure high accuracy within ±1mm.

Budget & After-Sales Support
Choose the most suitable machine according to budget and production capacity requirements, and ensure that the manufacturer can provide machine usage tutorials and after-sales services as well as the supply of related accessories.

Conclusion

Bottle labeler not only improve efficiency, but also ensure consistency in product presentation to ensure compliance with product regulations. Whether you are labeling round bottles, square containers or irregularly shaped packages, you can find the right labeler machine through us to ensure accurate, neat and professional labeling results.

If you plan to purchase a practical machine independently, be sure to evaluate your bottle type, label style, output and quality requirements before purchasing the machine. Therefore, choosing a top/bottom labeler, a wrap-around labeler or a high-precision labeler with a servo system can significantly improve productivity and packaging quality.

If you are looking for an efficient bottle labeler machine, Contact Our Team who will serve you and find the packaging solution that best meets your needs. : )


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