ZrO2 ceramic parts were prepared by DLP technology. The effects of powder characteristics, solid-phase content and sintering temperature on the properties of the parts were studied. The results show that the optimal grinding parameters are rotation speed of 500 r/min and grinding time of 5h, and the average particle size of ZrO2 powder is 8 μm; With the increase of solid-phase content, the viscosity and fluidity of slurry increase; Increasing grinding speed and time can slow down the increase of viscosity and improve the fluidity of slurry; When the solid-phase content is 70% and the temperature is 1600℃, the effect of the sintered part is the best. With the increase of the solid-phase content, the shrinkage of the sintered part decreases and the compressive strength increases. The experimental results are verified by SEM micro morphology test.
In order to solve the problem that the surface quality of the parts by FDM is poor due to the staircase effect, a new method combining milling and FDM additive manufacturing was proposed. In this study, a composite processing device for additive and subtractive materials was designed for small forming parts. First of all, put forward a set of overall structure design scheme. Secondly, the key components of composite machining device were designed. Then, the designed parts were assembled virtually. Finally, the finite element simulation method was used to analyze the gantry frame and worktable. The results show that the design scheme can meet the requirements of strength and stiffness.
Access to the requested content is limited to institutions that have purchased or subscribe to SPIE eBooks.
You are receiving this notice because your organization may not have SPIE eBooks access.*
*Shibboleth/Open Athens users─please
sign in
to access your institution's subscriptions.
To obtain this item, you may purchase the complete book in print or electronic format on
SPIE.org.
INSTITUTIONAL Select your institution to access the SPIE Digital Library.
PERSONAL Sign in with your SPIE account to access your personal subscriptions or to use specific features such as save to my library, sign up for alerts, save searches, etc.