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How to troubleshoot common problems with a flat labeling machine?

2025-08-27

Hey there! As a supplier of flat labeling machines, I've seen my fair share of common problems that users run into. In this blog, I'll share some tips on how to troubleshoot these issues, so you can keep your labeling process running smoothly.

1. Label Not Feeding Properly

One of the most common problems with flat labeling machines is when the labels don't feed properly. This can be really frustrating, but there are a few things you can check.

First, make sure the label roll is loaded correctly. Sometimes, if the roll is not centered or is too tight or loose, it can cause feeding issues. Check the tension of the label roll. If it's too loose, the labels might bunch up, and if it's too tight, it can cause the labels to tear. You can usually adjust the tension using the tension control knob on the machine.

Another thing to look at is the label sensor. The sensor is responsible for detecting the labels and triggering the feeding mechanism. If the sensor is dirty or misaligned, it might not detect the labels correctly. Clean the sensor gently with a soft, dry cloth, and make sure it's properly aligned with the labels.

If you're still having problems, it could be an issue with the label material itself. Some labels might have a coating or adhesive that doesn't work well with your machine. Try testing a different batch of labels or a different label material to see if that solves the problem.

2. Label Placement Inaccurate

Getting the labels placed exactly where you want them is crucial for a professional-looking finish. If the label placement is inaccurate, there are a few things you can do.

Start by checking the conveyor belt. The conveyor belt is what moves the products under the labeling head. If the belt is dirty, damaged, or misaligned, it can cause the products to move unevenly, resulting in inaccurate label placement. Clean the belt regularly and make sure it's properly aligned. You can also check the speed of the conveyor belt. If it's too fast or too slow, it can affect the label placement. Adjust the speed according to the size and type of the products you're labeling.

The labeling head itself might also be misaligned. The labeling head is the part of the machine that applies the labels to the products. Check the alignment of the labeling head and make sure it's perpendicular to the conveyor belt. You can usually adjust the position of the labeling head using the adjustment screws or knobs on the machine.

Sometimes, the products themselves might not be positioned correctly on the conveyor belt. Make sure the products are centered and stable on the belt before the labeling process starts. You might need to use guides or fixtures to keep the products in place.

3. Label Wrinkling or Bubbling

Nobody wants to see wrinkled or bubbly labels on their products. This problem can be caused by a few different factors.

One common cause is improper pressure during the labeling process. If the pressure applied by the labeling head is too high or too low, it can cause the labels to wrinkle or bubble. Check the pressure settings on your machine and adjust them accordingly. You might need to do some trial and error to find the right pressure for your specific label and product combination.

Another factor could be the temperature and humidity in the environment. Extreme temperatures or high humidity can affect the adhesive on the labels and cause them to wrinkle or bubble. Try to keep the labeling area at a consistent temperature and humidity level. You can use a dehumidifier or air conditioner if necessary.

The label material itself might also be prone to wrinkling or bubbling. Some labels are more flexible than others, and they might be more likely to wrinkle or bubble during the labeling process. Consider using a stiffer label material or a label with a different adhesive if you're having persistent problems.

4. Machine Jamming

Machine jams can be a real headache, but they're usually caused by a few common issues.

One of the main causes of machine jams is debris or foreign objects getting stuck in the machine. Make sure to keep the machine clean and free of any loose materials. Regularly clean the rollers, belts, and other moving parts of the machine to prevent debris from building up.

Another cause of jams can be incorrect settings. If the machine is set to label products that are too thick or too large for its capacity, it can cause a jam. Check the machine's specifications and make sure you're using it within its recommended limits.

TFLM-120-13 Automatic Flat Labeling Machine With Coding

If the machine does jam, don't try to force it to keep running. This can cause further damage to the machine. Instead, turn off the machine and carefully remove the jammed materials. Make sure to follow the manufacturer's instructions for clearing jams to avoid any injuries.

5. Electrical or Software Issues

In today's digital age, many flat labeling machines are equipped with electrical and software components. If you're experiencing issues with the machine not turning on, displaying error messages, or malfunctioning in other ways, it could be an electrical or software problem.

First, check the power supply. Make sure the machine is properly plugged in and that the power switch is turned on. If the machine still doesn't turn on, check the circuit breaker or fuse to make sure there's no electrical issue in the power source.

If the machine is displaying error messages, refer to the user manual or the manufacturer's website for troubleshooting guides. Sometimes, the error messages can provide valuable clues about what's going wrong. You might be able to resolve the issue by resetting the machine or updating the software.

If you're not comfortable dealing with electrical or software issues on your own, it's best to contact the manufacturer's technical support team. They can provide you with more detailed instructions and assistance.

Our Flat Labeling Machine Products

We offer a wide range of flat labeling machines to meet different needs. For example, our Automatic Flat Labeling Machine with Coding is a great choice if you need to add codes to your labels. It's highly efficient and accurate, and it can handle a variety of label sizes and materials.

If you're looking for a more compact option, our Automatic Desktop Square Sticker Labeling Machine is perfect for small-scale operations. It's easy to use and can be placed on a desktop, saving you valuable space.

And for those who need to label bottles on both sides, our Automatic Double Side Bottle Labeling Machine is the ideal solution. It's designed to provide precise and consistent labeling on both sides of the bottles.

Conclusion

Troubleshooting common problems with a flat labeling machine might seem daunting at first, but with a little knowledge and some basic maintenance, you can keep your machine running smoothly. By following the tips in this blog, you should be able to identify and resolve most of the common issues that you might encounter.

If you're still having problems or if you're interested in purchasing a flat labeling machine, don't hesitate to contact us. We're here to help you find the right solution for your labeling needs and provide you with the support you need to keep your business running.