干货速码！喷粉线工艺流程拆解，一分钟看懂自动化喷涂全步骤

　　Dry goods speed code! Disassemble the process flow of powder spraying line, understand the entire steps of automated spraying in one minute

　　不管是五金加工、家电生产，还是汽车零部件制造，大家肯定都见过表面光滑、耐腐蚀的产品，其实这些产品的“精致外衣”，大多离不开喷粉线的加持。很多人对喷粉线很陌生，觉得它是复杂又高深的设备，今天就用大白话，一分钟带你看懂自动化喷粉流水线的完整工艺流程，把每一步都拆解得明明白白，不管你是行业新手，还是想了解的朋友，看完都能轻松搞懂，再也不用被“专业术语”绕晕。

　　Whether it's hardware processing, home appliance production, or automotive parts manufacturing, everyone has definitely seen products with smooth surfaces and corrosion resistance. In fact, the "exquisite appearance" of these products mostly relies on the support of powder coating lines. Many people are unfamiliar with the powder coating line and think it is a complex and sophisticated equipment. Today, in plain language, we will take you through the complete process of automated powder coating assembly line in one minute, breaking down every step clearly. Whether you are a novice in the industry or a friend who wants to know more, you can easily understand it after reading it, and no longer have to be confused by "professional terminology".

　　自动化喷粉流水线，核心就是“自动化操作、标准化流程”，不用太多人工干预，就能高效完成产品喷涂，既保证了涂层质量，又能提高生产效率，是现在很多制造业企业的“刚需设备”。它的工艺流程看似复杂，其实一步步拆解下来很简单，从产品上料到最终下线，一共就七个核心步骤，咱们一个个说，不玩虚的，全是实操干货。

　　The core of automated powder coating assembly line is "automated operation and standardized process", which can efficiently complete product spraying without too much manual intervention, ensuring coating quality and improving production efficiency. It is now a "must-have equipment" for many manufacturing enterprises. Its manufacturing process may seem complex, but it is actually very simple to break down step by step. From product loading to final production, there are only seven core steps, and we will talk about them one by one. They are all practical and practical.

　　第一步，上料悬挂，打好喷涂基础。一切流程的开始，都是人工把产品工件，小心翼翼放到悬挂输送线上。别小看这一步，悬挂的位置很有讲究，要保证工件受力均匀、悬挂牢固，不能歪歪扭扭，不然后续喷涂会出现涂层不均的问题。悬挂好之后，输送线就会带着工件，自动进入下一道工序，不用人工手动推送，省时又省力。

　　The first step is to suspend the material and lay a solid foundation for spraying. At the beginning of all processes, the product workpieces are carefully placed on the hanging conveyor line manually. Don't underestimate this step, the hanging position is very particular. It is necessary to ensure that the workpiece is evenly stressed and the hanging is firm, without tilting or twisting, otherwise uneven coating may occur during subsequent spraying. After hanging, the conveyor line will carry the workpiece and automatically enter the next process without manual pushing, saving time and effort.

　　第二步，喷淋式前处理，给工件“洗个澡”。这一步是喷涂的关键前提，目的就是去除工件表面的污渍、油污、铁锈等杂质。输送线会把工件送到喷淋式前处理设备中，设备会自动喷洒处理液，全方位冲洗工件表面，把所有污迹都清理干净。只有工件表面足够干净，后续喷粉才能牢牢附着在上面，不会出现掉粉、起皮的情况，这一步可千万别偷懒。

　　The second step is spray pre-treatment, giving the workpiece a "bath". This step is a key prerequisite for spraying, with the aim of removing impurities such as stains, oil stains, rust, etc. from the surface of the workpiece. The conveyor line will send the workpiece to the spray pre-treatment equipment, which will automatically spray the treatment liquid to rinse the surface of the workpiece in all directions, cleaning all stains thoroughly. Only when the surface of the workpiece is clean enough, can the subsequent powder spraying firmly adhere to it, and there will be no powder falling or peeling. Don't be lazy in this step.

　　第三步，脱水烘干，杜绝水分影响。工件经过前处理冲洗后，表面会附着一层水滴，这时候可不能直接喷粉——水分会导致粉末无法附着，还会影响涂层的光滑度。所以，工件会被自动输送到脱水烘干炉，通过稳定的高温，把表面的水滴彻底烘干，让工件表面保持干燥洁净，为后续喷粉做好准备，烘干后的工件，会直接进入核心喷涂环节。

　　Step three, dehydrate and dry to eliminate the influence of moisture. After pre-treatment and rinsing, a layer of water droplets will adhere to the surface of the workpiece. At this time, it is not advisable to directly spray powder - moisture can cause the powder to not adhere and also affect the smoothness of the coating. So, the workpiece will be automatically transported to the dehydration and drying furnace, and through stable high temperature, the surface water droplets will be thoroughly dried, keeping the surface of the workpiece dry and clean, preparing for subsequent powder coating. After drying, the workpiece will directly enter the core spraying process.

　　第四步，喷粉房喷涂，给工件“穿外衣”。这是整个喷粉线工艺流程中，最核心、最关键的一道工序，直接决定了产品的最终外观和质量。烘干后的工件，会自动输送到喷粉房，我们采用的是“自动喷涂+人工补喷”的组合方式，这种方式的优势特别明显。

　　Step four, spray in the powder room and coat the workpiece. This is the most core and critical process in the entire powder coating line process, which directly determines the final appearance and quality of the product. After drying, the workpiece will be automatically transported to the powder spraying room. We use a combination of "automatic spraying+manual re spraying", which has significant advantages.

　　尤其是针对那些有隐形件、外形不规则的产品工件，自动喷涂能保证大部分表面的涂层均匀，人工补喷则能精准覆盖自动喷涂不到的死角，既避免了喷涂遗漏，又能提高生产效率，兼顾了精准度和效率，让每一个工件都能被均匀喷涂，不会出现局部漏喷、厚喷的问题。

　　Especially for products with hidden parts and irregular shapes, automatic spraying can ensure uniform coating on most surfaces, while manual touch up can accurately cover blind spots that automatic spraying cannot reach. This not only avoids spraying omissions, but also improves production efficiency, balancing precision and efficiency, allowing each workpiece to be evenly sprayed without local missed or thick spraying problems.

　　第五步，高温固化，让涂层“牢牢锁住”。工件喷涂完成后，并不是直接就能下线，还需要进入高温固化炉进行固化处理。这一步的核心，就是让附着在工件表面的粉末，在高温环境下融化、固化，最终形成一层坚硬、光滑的涂膜。这里有个关键要点：固化炉的温度一定要平稳。

　　Step five, high-temperature curing to firmly lock the coating in place. After the workpiece is sprayed, it cannot be directly taken offline and needs to enter a high-temperature curing furnace for curing treatment. The core of this step is to allow the powder attached to the surface of the workpiece to melt and solidify at high temperatures, ultimately forming a hard and smooth coating. There is a key point here: the temperature of the curing oven must be stable.

　　如果温度忽高忽低，不仅会影响涂层的光泽度和光滑度，还会导致涂层附着力下降，容易出现掉粉、开裂的情况，严重影响产品质量。所以，选择一家靠谱的喷粉线设备厂家，保证固化炉的控温精度，就显得尤为重要，这也是很多企业看重的核心细节。

　　If the temperature fluctuates between high and low, it will not only affect the glossiness and smoothness of the coating, but also lead to a decrease in coating adhesion, which is prone to powdering and cracking, seriously affecting product quality. So, choosing a reliable powder coating equipment manufacturer to ensure the temperature control accuracy of the curing furnace is particularly important, which is also a core detail that many enterprises value.

　　第六步，冷却处理，做好收尾工作。经过高温固化后的工件，表面温度很高，不能直接下线搬运，否则容易烫伤，也可能导致涂层因骤冷出现开裂。所以，固化完成后的工件，会被输送到冷却区域，进行自然冷却或强制冷却，等到工件温度降到常温，表面的涂膜也彻底定型，就可以进入最后一步了。

　　Step six, cool down and complete the finishing work. After high-temperature curing, the surface temperature of the workpiece is very high and cannot be directly transported offline, otherwise it is easy to burn and may also cause the coating to crack due to sudden cooling. So, after the solidification is completed, the workpiece will be transported to the cooling area for natural cooling or forced cooling. When the temperature of the workpiece drops to room temperature and the surface coating is completely formed, it can enter the final step.

　　第七步，下线检验，确保合格出厂。冷却后的工件，就可以从悬挂输送线上取下来，进行简单的检验，查看涂层是否均匀、有无漏喷、掉粉等问题，确认合格后，就可以打包出厂，成为我们看到的合格产品。这层固化后的涂膜，不仅能让产品外观更精致，还能有效保护产品，起到耐腐蚀、防磨损的作用，延长产品的使用寿命。

　　Step seven, offline inspection to ensure qualified delivery. After cooling, the workpiece can be removed from the hanging conveyor line for simple inspection to check whether the coating is uniform, whether there are any missed spraying, powder falling, and other issues. After confirming that it is qualified, it can be packaged and shipped out of the factory, becoming the qualified product we see. This cured coating not only enhances the appearance of the product, but also effectively protects it, providing corrosion and wear resistance, and extending its service life.

　　总结一下，自动化喷粉线的工艺流程，其实就是“上料—前处理—脱水烘干—喷粉—高温固化—冷却—下线”七步走，每一步都环环相扣、缺一不可。它不用复杂的人工操作，流程标准化、效率高，既能保证产品质量稳定，又能降低人工成本，是制造业企业提升产能、优化产品品质的好帮手。

　　To sum up, the process flow of an automated powder coating line is actually a seven step process of "loading pre-treatment dehydration drying powder coating high-temperature curing cooling offline", each step is interrelated and indispensable. It does not require complex manual operations, with standardized processes and high efficiency. It can ensure stable product quality and reduce labor costs, making it a good helper for manufacturing enterprises to improve production capacity and optimize product quality.

　　很多人觉得喷粉线很高深，其实只要拆解开来，每一步都很简单，核心就是把“清洁、喷涂、固化”这三个关键环节做好。不管是想了解喷粉线的朋友，还是从事相关行业的从业者，吃透这七个步骤，就能轻松看懂喷粉线的工作原理，也能更好地把控产品喷涂质量。

　　Many people think that the powder coating line is very sophisticated, but in fact, as long as it is disassembled, each step is very simple, and the core is to do a good job in the three key links of "cleaning, spraying, and curing". Whether you are friends who want to learn about powder coating lines or practitioners in related industries, mastering these seven steps will make it easy to understand the working principle of powder coating lines and better control the quality of product spraying.

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