Core Viewpoint - Dalian Rubber and Plastic Machinery Co., Ltd. has successfully overcome the technical bottleneck in high-precision processing of ultra-long and ultra-fine spindle shafts, enhancing capabilities in high-end equipment manufacturing [1] Group 1: Technical Achievements - The company has developed a new innovative process called "segmented cutting + dynamic precision compensation" to address challenges in spindle shaft processing [1] - The processing requires controlling dimensional errors at the micron level while managing material deformation and vibration during high-speed cutting [1] Group 2: Methodology and Implementation - The team, led by skilled master Zhang Shujun, decomposed the spindle processing into dozens of critical nodes and conducted repeated tests to gather deformation data under various working conditions [1] - A total of 15 technical measures were systematically implemented during the breakthrough process, along with the establishment of standard storage specifications [1] Group 3: Technical Support System - The company has constructed a technical support system that covers the entire processing chain, ensuring comprehensive support for high-precision manufacturing [1]