Perhaps in the eyes of some local education departments, uniform and tidy desks and chairs are a sign of whether the school is up to standard, and new desks and chairs may increase expenses. The iron bed is made of ordinary angle iron, and the production and processing costs are very low. Use a drill machine to drill screw holes, use an electric welder to weld, and paint. The main functions of school furniture are: during use, it can effectively exercise the bodies of teachers and students, effectively increase the interest of courses, create a better learning and living environment, and thus more effectively promote students’ physical and mental health and positive development. , Guarantee the teaching effect. The assembly work of student desks and chairs by a worker or a group of workers without changing equipment or locations is called an assembly process. The same tools and auxiliary tools are used without changing the working method, and in a fixed continuous position. The assembly work completed on the machine is called a work step. One assembly process can include one or several assembly steps. Both general assembly and component assembly are composed of several assembly processes. As far as the composition of the product is concerned, parts are the smallest units that constitute the product. Several parts are combined into components, making them a part of the product. Regardless of their combination form and method. , are collectively called components. However, this is related to the health of primary and secondary school students and the quality of the learning environment. In addition, there are movable desks on the market that can lift the legs. Schools can also use this method to improve the original desks and save a lot of money in purchasing new desks. The bodies of primary and secondary school students develop early and rapidly, but the desks and chairs they sit on are still the same, even in five or six years, so some students will not bend over and sit at the desk to write all day long. Just read with your chin close to the table. For a long time, it is easy for students to bend their spines, cervical vertebrae, and shoulder sprains, forming a “little hunchback.” It is also easy for students to have bad sitting postures, which affects the use of their eyes and causes “little myopia.” As a result, students have physical disabilities that affect their learning. At first glance, the problem of desks and chairs may not seem big, but it is actually related to the health and growth of students. Schools and relevant departments should attach great importance to this. After all, if students are not in good health, where does the quality of education begin?