Rafka Rafa: DetailsPrecision MachiningThe project will be completed by the end of the year.
I. Hajime: Accuracy is a matter of stage.
Metal parts with mirror finish and correct dimensioning can be transformed from rough to fine. This process is one of the most important stages in precision machining. This chronicle analyses this process step by step and reveals the secrets of manufacturing with high precision parts.
Rafting: Foundation Fixing
The main purpose of the machining process is to remove a large portion of the residual material quickly and efficiently to achieve the final shape of the workpiece and to ensure uniformity in the subsequent process.5 The use of a large cutting plate in this process inevitably leads to deeper degradation of the surface of the workpiece and residual stresses. The surface of the workpiece will inevitably have a deep deterioration layer and residual stresses.
Semi-final: Reed to win
The semi-super finishing process is a bridge between the roughing and finishing processes. In this stage, the contact area between the workpiece and the tool is reduced by the use of smaller tools, the machining pièces are reduced, the workpiece is placed closer to the final size, and the uniformity of the finishes (e.g. 0.1 to 0.02 mm) is ensured in the finishing of the shot peen.
Speech: Achievement of Accuracy
Processes to achieve ultimate accuracy and surface quality of parts. Precision machining, high finish machining, high precision machining, and other processes are carried out to remove residual parts from medium finish machining, and to fully satisfy the graphical requirements of the parts.![图片[1]-从粗坯到精品:详解精密机械加工中的精加工工艺流程(解析精加工这一工艺流程,揭示高精度零件背后的制造秘密)-大连富泓机械有限公司](https://cndlfh.com/wp-content/uploads/2025/08/QQ20250829-201042.png)
III. Overcoming Common Sense: Specialised Pantry Techniques
It is necessary to apply an extreme processing method to a surface with special requirements:
Ultra super finishing: A method of precision grinding of the world's surfaces using soft stones (WAHOLE for steel, GCHOLE for non-iron metals, etc.-5) at low speeds and low pressures. It is widely used for the main parts such as engineered clanking surfaces, camshafts, and beltway surfaces, etc. The surface roughness is 0.1μm or less, and the wear resistance and service life of the parts have been greatly improved.
Mirror finishes: The mirror finish on the metal surface is designed to produce a glossy finish. It can be used in general for grinding, medical equipment, building decoration, and high quality consumer goods, etc., by applying the final appearance (e.g., #400, No.7, No.8).
IV. Conclusion: Connecting the Quality Chain
Pantalla processing is a systematic programme of precision machining processes, including rough machining, intermediate machining, and pantalla machining, which are integrated with each other. Understanding and optimising each process is the key to stable production of high-quality parts and reduction of the total number of manufacturing units.
Cole・Tゥ・Akushion
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