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How to control the texture direction in the polishing process

Category:answer   Publishing time:2025-08-25 22:09:54   Browse: Times


In metal processing and surface treatment technologies, the polishing process is a common technique with significant decorative value, widely used for the surface beautification of materials such as aluminum, stainless steel, and copper. The polishing process not only enhances the texture and aesthetic appeal of products but also possesses practical functions such as fingerprint resistance and wear resistance. The control of texture direction, as a key link in the polishing process, directly affects the visual effect and consistency of the final product.

  The principle of drawing treatment is to use tools such as sand belts, sand wheels, or brush rolls to perform directional friction on the metal surface, forming linear textures with a certain directional consistency. This consistency and controllability of texture direction is particularly important in industrial production, especially in mass production. If the texture direction is inconsistent, it will seriously affect the overall aesthetics and brand consistency of the product.How to control the texture direction in the polishing process(图1)



1. Main factors affecting texture direction



1. Equipment movement direction



The running direction of the drawing machine determines the basic direction of the纹路. Generally speaking, when the running direction of the sand belt or brush roll is consistent with the direction of the workpiece movement, it can form a more even and smooth line; otherwise, it may lead to chaotic or unclear texture.



2. Arrangement of sand belts or brush rolls



Different angles and arrangement methods of sand belts or brush rolls will affect the texture direction. For example, brush rolls arranged in a straight line are suitable for making longitudinal textures, while crisscross arrangement may produce diagonal or cross textures.

  3. Control of workpiece feeding speed and pressureHow to control the texture direction in the polishing process(图2)



The pressure and feeding speed of the workpiece during the drawing process will also affect the consistency of the texture. Excessive pressure may lead to locally deep texture or even surface damage, while excessive speed may cause discontinuous or blurred texture.

  2. Process methods for controlling texture directionHow to control the texture direction in the polishing process(图3)



To ensure the high consistency of texture direction, control can be implemented from the following aspects:



- Set unified processing parameters: Including sand belt speed, workpiece feeding speed, and applied pressure, ensuring standardized operations at each stage.



- Use guiding devices: In automated drawing equipment, setting guiding devices can effectively control the direction of the workpiece's movement, avoiding deviation that leads to inconsistent texture.



- Adopt multi-step process treatment: First, carry out coarse drawing to determine the basic texture direction, and then proceed to fine processing through fine sand belts to enhance the clarity and consistency of the texture.



- Regular maintenance of tools: Sand belts or brush rolls should be replaced in time after wear, otherwise it may lead to shallow, uneven texture or even directional deviation.



3. Case analysis in practical application



In industries such as mobile phone shells, home appliance panels, and architectural decoration materials, many high-end products require the drawing texture to be in a single direction, such as longitudinal or horizontal arrangement, to enhance the visual sense of unity and modernity. For this purpose, manufacturers often adopt customized automated drawing production lines and combine them with visual detection systems to monitor texture direction in real-time, ensuring that each product meets the design requirements.



Conclusion



In summary, the control of texture direction in the process of drawing is a highly technical task that requires comprehensive consideration from multiple aspects such as equipment configuration, process parameters, and auxiliary devices. Only by achieving precise control at each stage can the consistency and aesthetics of texture direction be ultimately realized, meeting the high standards of modern industry for high-quality surface treatment. With the development of intelligent manufacturing technology, the control of texture direction in drawing in the future will be more accurate and efficient, providing more possibilities for product design.