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What are the key points in the CNC operation process?
What are the key points in the CNC operation process?
The main process contents of CNC machining process are as follows:
1. Select and clarify the content of the parts machine to be processed 2. Analyze the engineering drawings of the parts and analyze the processing technology 3. The requirements for the processing technology 4. The digital thinking solution to the engineering drawings of the parts 5. Write the processing procedure sheet 6 Strictly follow the single system to do manipulation substances 7. Check and modify the program flow 8. The first sample trial processing and on-site problem solving 9. The finalization and archiving of processing technology documents.
1. The key link of the processing technology. In CNC programming, the specifications and parts of all points, lines and surfaces are all based on the starting point of programming. Therefore, it is best to obtain the coordinate specifications immediately on the part drawing, or cite the specifications with the same standard as much as possible.
2. The standard of geometrical factors should be detailed and precise. In programming, the software program must fully grasp the main parameters of the geometrical factors that make up the contour of the part and the relationship between the geometrical factors. Since all the geometrical elements of the part outline are defined during NC programming, the coordinates of each link point must be calculated during manual programming. No matter which point is not established or uncertain, programming cannot be carried out. However, because the staff of the part design scheme is not fully considered or ignored in the design process, the main parameters are often incomplete or unclear, such as whether the right angle and the parallel line, the arc and the arc are tangent or the intersection or separation. Therefore, when checking and analyzing engineering drawings, you must be careful, and immediately contact the design staff if you find any problems.
3. The precise positioning standard is reliable. In CNC machining, the machining process is usually more centralized, and it is very important to accurately locate with the same standard. Therefore, it is usually necessary to install some auxiliary standards, or to improve some processing punches on the blank.
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