{"id":1940,"date":"2024-12-24T17:25:00","date_gmt":"2024-12-24T09:25:00","guid":{"rendered":"https:\/\/www.3dptek.com\/?p=1940"},"modified":"2024-12-24T17:25:02","modified_gmt":"2024-12-24T09:25:02","slug":"tan-suo-wu-sha-xiang-3d-da-yin-ji","status":"publish","type":"post","link":"https:\/\/www.3dptek.com\/en\/blogs\/tan-suo-wu-sha-xiang-3d-da-yin-ji\/","title":{"rendered":"Explore sandbox-free 3D printers"},"content":{"rendered":"
This article explores sandbox-less 3D printers and how they can provide dimensional flexibility, high accuracy, cost-effectiveness, and design freedom from the limitations of traditional sandboxes to improve manufacturing efficiency. At the same time, it provides readers with an understanding of the innovative value and growth potential of sandbox-less 3D printers in the foundry sector.<\/p>\n\n\n\n
The boxless 3D printer is so named because it eliminates the use of a traditional box in the sand 3D printing process, significantly differentiating it from conventional sand 3D printers. Here's more about it from a variety of perspectives:<\/p>\n\n\n\n
The role and limitations of traditional sandboxes<\/strong>Sandboxes are an indispensable part of the traditional sand casting process and some traditional sand 3D printing techniques. It is used to hold the sand, provide molding space for the sand model, ensure that the sand maintains a specific shape during the molding process, and ensure the integrity of the sand model during transportation and box closing. However, the fixed size of the sand box limits the size of the sand mold that can be produced, and the production and maintenance costs are high. For the complex structure of the sand mold, the sand box is difficult to design and manufacture, and it may also affect the heat dissipation and air permeability of the sand mold, which may affect the quality of the castings.<\/p>\n\n\n\n How sandless box 3D printers work<\/strong>: The sandbox-less 3D printer adopts sandbox-less flexible area molding technology, in which abrasive and binder are stacked and molded layer by layer by the nozzle directly on the worktable. The equipment has a precise sand spreading system, which can evenly spread the sand material in the printing area, and the nozzle accurately sprays the binder according to the model cross-section information, so that the sand particles are bonded to form the sand shape layer by layer. In this process, there is no need for a sand box to provide molding space and constraints, which greatly improves printing flexibility and freedom.<\/p>\n\n\n\n Basis of naming<\/strong>The naming of the 3D printer directly reflects its core technical feature, which is that it is free from the constraints of the traditional sand box, creating a new mode of sand 3D printing. This naming scheme is simple and clear, highlighting the essential difference with the traditional sand 3D printing equipment, and emphasizing its unique advantage of realizing high-precision and high-efficiency manufacturing of sand patterns without the assistance of a sand box during the printing process.<\/p>\n\n\n\n There is a clear difference between the working principle of a boxless 3D printer and that of a traditional sand 3D printer. Traditional sand 3D printers rely on a fixed sand box to define the molding space, and rely on the sand box to provide partial support, and the print path is limited by the sand box; while sand box 3D printers use flexible area molding technology, expanding the printing platform on demand, breaking through the size limitations, and supplying the sand and binder with greater precision, and adjusting the internal sand buildup and binder injection to provide support, so the print path is more freely and flexibly planned, and it can effectively improve the printing efficiency and sand quality. It can effectively improve the printing efficiency and the quality of the sand mold.<\/p>\n\n\nSandless Box 3D Printer vs. Traditional Sand 3D Printer<\/h2>\n\n\n\n