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With the rapid development of the automated packaging industry, sticker labeling machines, as key equipment to improve packaging efficiency and ensure label consistency, have played an important role in many industries such as food, daily chemicals, medicine, and chemicals. As product design increasingly pursues beauty and rich information, the demand for double-sided labeling is also growing. So, can the sticker labeling machine apply double-sided labels? How to achieve it? What scenarios are suitable for? What should be paid attention to? This article will conduct a comprehensive analysis around these issues.

1. Can the sticker labeling machine apply double-sided labels?

The answer is yes: it can.

The sticker labeling machine itself is a highly flexible labeling device, and its design structure and control system allow it to adapt to a variety of label attachment methods. By configuring a double labeling head, a dual-channel synchronous control system, and an appropriate mechanical guide device, it is possible to achieve simultaneous labeling on both sides of the same product, that is, double-sided labeling.

Double-sided labeling usually refers to sticking two different or identical self-adhesive labels on the front and back of a product. Commonly used in the following categories of products:

Daily chemical products, such as shampoo bottles, shower gel bottles (front label shows brand, back label provides recipe instructions)

Food packaging, such as seasoning bottles, beverage bottles (front for promotional patterns, back for ingredients and barcodes)

Medicine bottles, detergent containers and other packaging that require a lot of information

2. Technical principles of the double-sided sticker labeling machine

2.1 Double-labeling head configuration

A double-sided labeling machine is usually equipped with two independent labeling heads, which are responsible for attaching labels on the front and back respectively. The two labeling heads can be independently adjusted and controlled according to different product specifications to ensure that each label is accurately attached to the specified position.

2.2 Synchronous conveying and positioning system

To ensure that the two labels can be accurately attached to both sides of the product, the equipment is usually equipped with a synchronous conveyor belt, a bottle separator and a bottle pressing and positioning mechanism to keep the product stable and controlled during movement to prevent deviation or rotation.

2.3 Sensor recognition and intelligent control

Modern labeling machines are equipped with high-precision photoelectric or visual sensors to detect product position and trigger labeling actions. The PLC control system ensures that the labeling action on both sides is completed synchronously, ensuring high labeling accuracy and stability.

3. Analysis of the advantages of double-sided labeling

3.1 Significantly improve the information-carrying capacity of products

Compared with single-sided labels, double-sided labels can contain more content, such as brand promotion, product description, ingredient list, barcode, instructions for use, safety warnings, etc., making the product both beautiful and compliant.

3.2 Enhance brand image

Double-sided labeling can achieve a higher level of packaging aesthetic design, front and back visual coordination, enhance the consumer's first impression, and thus increase the attractiveness of the product.

3.3 Improve packaging efficiency

The use of an automated double-sided labeling machine can complete the pasting of two labels at the same time, greatly reducing the time cost of manual labeling or secondary processing after single-sided labeling.

3.4 Reduce error rate and strong stability

Thanks to automated sensing and precision mechanical structure, the repetition accuracy of double-sided labeling is much higher than that of manual operation, effectively avoiding problems such as skewed, overlapping, and missing labels.

4. Typical application scenarios

4.1 Daily chemical products industry

Daily chemical products such as shampoo, shower gel, and detergent mostly use a combination of front and back labels: the front label displays the brand and selling points, and the back label displays the ingredients, usage, precautions, etc.

4.2 Food and beverage industry

Seasoning bottles, beverage bottles, milk bottles, etc., use double-sided labels to convey product flavor, nutritional ingredients, production date, and scan code traceability information, etc., to meet food labeling regulations.

4.3 Pharmaceutical industry

Oral liquid bottles, medicine bottles, ointment packaging, etc., need to indicate ingredients, usage, adverse reactions and other information, and achieve partition display and information compliance through double-sided labeling.

4.4 Chemical and cleaning products industry

Double-sided labels used for dangerous goods or detergent packaging can achieve functional separation of front label brand marketing and back label warning instructions.

5. How to choose a suitable double-sided sticker labeling machine?

When choosing a double-sided labeling machine, the following factors need to be considered comprehensively:

5.1 Product shape and material

Round bottles: A double-sided labeling system for round bottles is required, which may involve a bottle rotating mechanism

Square bottles/flat bottles/elliptical bottles: Generally, a guide clamping device is required to ensure that the bottle body does not deviate during labeling

5.2 Label specifications

Label size (width, height) directly affects the selection of labeling head

Label paper material (paper, transparent, aluminum-plated) determines whether a special peeling system is required

5.3 Production efficiency requirements

Labeling speed per minute

Whether 24-hour continuous operation is required

Whether integration and linkage with other production equipment is required

5.4 Intelligence and automation level

Whether automatic identification of bottle type and automatic batch change parameters are required

Whether integrated inkjet, coding, and scanning functions are required

Whether an MES system or production traceability system interface is required to be networked

6. Key points for using double-sided sticker labeling machines

In order to ensure the labeling effect and equipment stability, users should pay attention to the following points during use:

6.1 Correct installation of label roll

Before labeling, ensure that the label paper is aligned and has appropriate tension to avoid deviation or wrinkling.

6.2 Calibrate labeling position regularly

Especially after changing the label size or bottle type, it is necessary to readjust the labeling head position and trigger point.

6.3 Keep the equipment clean

The label stripper, roller, photoelectric sensor and other parts need to be wiped regularly to prevent dust or residual glue from affecting the recognition accuracy.

6.4 Operation training specifications

Trained operators should be trained to debug and operate the equipment to reduce label waste or equipment damage caused by misoperation.

The double-sided labeling function of the sticker labeling machine not only meets the company's dual requirements for label aesthetics and information integrity, but is also an important manifestation of the improvement of packaging automation level. It helps companies improve production efficiency, standardize packaging information, shape brand image, and stand out in the fiercely competitive market.

As consumers' requirements for product packaging continue to increase, double-sided labeling will no longer be just an option, but one of the standard trends in future packaging. If your product is also facing problems such as insufficient information labeling and limited packaging design, it may be time to upgrade to an efficient and intelligent double-sided sticker labeling machine!

If you need a customized sticker labeling machine solution for your product, please contact our professional team for technical support and selection suggestions.

http://www.beiltpack.com
Shanghai BEILT Machinery Equipment Co., Ltd

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