A lot of research has been done on the changes of mechanical properties and microstructure of bainitic Martian multiphase wear-resistant […]
The experimental steel is smelted in the 25kg vacuum induction melting furnace (Fig. 1) of the Institute of engineering and
At present, some scholars divide resource costs into energy, material and labor costs. According to the research boundary of sand
Because many different methods can be used to process the same casting to meet the technical requirements of the drawing. Therefore,
(1) Combined with the performance requirements and development direction of crusher liner materials and on the premise of less addition
The production time is calculated from the melting of sand mold casting production stage to the stages of modeling, core
In the production process of sand casting, due to the difference of casting process, different process design characteristics have different
The lining plate of cone crusher is a large casting. Combined with the requirements of industrial application, the performance requirements
The microhardness of the machined surface was measured by MH- 6 microhardness tester. During the test, the pressure load was
The measured chemical composition of the experimental material is obtained by chemical analysis method and meets The measured chemical composition
In order to obtain the expected microstructure and properties of experimental steel, it is necessary to formulate appropriate heat treatment
Fracture, wear and corrosion are the three major failure forms of metal materials. For the abrasive wear condition of the
The setting of sand casting process parameters is related to the characteristics of casting process design, such as casting dimension
The surface roughness is measured by using the TR200 handheld roughness meter of Beijing Times Instruments, and the roughness is
Taking experimental research as the starting point, gradually reveal the experimental law, put forward and improve the theory, and mainly
The moving cone liner (crushing wall) and the fixed cone liner (rolling mortar wall) are the main working parts and
Among all the casting processes, sand casting is the most commonly used casting method. The molding materials of casting are
At the end of the experiment, the machined surface of the workpiece was observed by Keynes laser microscope (VK-X200K). In
Sand casting is widely used in the forming of iron castings, non-ferroalloy castings and small steel castings, and occupies an
The blade used in the experiment is monolithic PCBN and the binder is A1. Figure 1 shows the energy spectrum
There are three main forms of damage and failure of iron and steel materials: fracture, corrosion and wear. Among them,
At present, there are still many problems in China’s manufacturing industry, such as low-carbon manufacturing, energy saving, insufficient investment, low
In the process of cutting, the heat in the cutting area gradually accumulates at the arc of the tool tip,
The quality of castings can be studied from the point of view of characteristics. Process characteristics play a very important
The sustainable development of the foundry industry is closely related to accelerating the adjustment of the industrial structure and realizing
PCBN cutters can be used for rough machining to improve machining efficiency, or finish machining to improve surface quality. This
In terms of energy conservation and emission reduction in the manufacturing industry, it is necessary to balance economic development, resource
The source of cutting force is the resistance of the tool to overcome elastic deformation, plastic deformation and friction. The
According to the characteristics of sand mold casting process, a low carbon evaluation model is proposed, which can effectively evaluate
The experiment was carried out in the DAEWOOACE-V500 vertical machining center. The schematic diagram of orthogonal milling is shown in
