Zizhou Sun
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View article: Research on the Integrated Process Method of In-Situ Measurement and Machining for the Mandrel of Aerostatic Spindle
Research on the Integrated Process Method of In-Situ Measurement and Machining for the Mandrel of Aerostatic Spindle Open
The mandrel parts, as the essential component of the aerostatic spindle, play a pivotal role in determining the performance of both the spindle and ultra-precision machine tools. However, the stringent precision machining requirements of t…
View article: Study on Punching Performance of Uhpc-Nc Composite Slabs
Study on Punching Performance of Uhpc-Nc Composite Slabs Open
View article: Modeling and Experimental Verification of Time-Controlled Grinding Removal Function for Optical Components
Modeling and Experimental Verification of Time-Controlled Grinding Removal Function for Optical Components Open
As a flexible grinding method with high efficiency, abrasive belt grinding has been widely used in the machining of mechanical parts. However, abrasive belt grinding has not been well applied in the field of ultra-precision optical process…
View article: In Situ Measurement and Reconstruction Technology of Cylindrical Shape of High-Precision Mandrel
In Situ Measurement and Reconstruction Technology of Cylindrical Shape of High-Precision Mandrel Open
The technology of in situ measurement of cylindrical shapes is an important means of improving the surface machining accuracy of cylindrical workpieces. As a method of cylindricity measurement, the principle of the three-point method has n…
View article: In Situ Measurement of Spindle Radial Error for Ultra-Precision Machining Based on Three-Point Method
In Situ Measurement of Spindle Radial Error for Ultra-Precision Machining Based on Three-Point Method Open
The radial error is an important parameter to evaluate the performance of ultra-precision spindles. The three-point method has not yet been well applied in nanometer-scale measurement due to its disadvantages of harmonic suppression and th…
View article: Self-calibration interferometric stitching test method for cylindrical surfaces
Self-calibration interferometric stitching test method for cylindrical surfaces Open
The surface figure accuracy requirement of cylindrical surfaces widely used in rotors of gyroscope, spindles of ultra-precision machine tools and high-energy laser systems is nearly 0.1 µm. Cylindricity measuring instrument that obtains 1-…
View article: High-Precision Machining Method of Weak-Stiffness Mirror Based on Fast Tool Servo Error Compensation Strategy
High-Precision Machining Method of Weak-Stiffness Mirror Based on Fast Tool Servo Error Compensation Strategy Open
Weak-stiffness mirrors are widely used in various fields such as aerospace and optoelectronic information. However, it is difficult to achieve micron-level precision machining because weak-stiffness mirrors are hard to clamp and are prone …
View article: Frequency Domain Analysis and Precision Realization in Deterministic Figuring of Ultra-Precision Shaft Parts
Frequency Domain Analysis and Precision Realization in Deterministic Figuring of Ultra-Precision Shaft Parts Open
An aerostatic spindle is a core component in ultra-precision machine tools. The rotor of the spindle has extremely high manufacturing accuracy, which cannot be directly achieved via traditional machining, but always via manual grinding. Th…
View article: Research on Deterministic Figuring of Ultra-Precision Shaft Parts Based on Analysis and Control of Figuring Ability
Research on Deterministic Figuring of Ultra-Precision Shaft Parts Based on Analysis and Control of Figuring Ability Open
The application of ultra-precision shaft parts is widely used, such as the spindle core of the air bearing spindle in ultra-precision machine tools. The precision of the spindle core is extremely high, and it is very difficult to obtain di…
View article: Design of Compound Machine Tool for Ultra-Precision Shaft Parts
Design of Compound Machine Tool for Ultra-Precision Shaft Parts Open
Ultra-precision shaft components are widely used, such as the shaft core of air-floating spindle, etc. At present, the final precision of such workpieces are difficult to reach through CNC machining tools, but often with the help of manual…