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The materials used to make stamping dies include steel, cemented carbide, steel-bonded cemented carbide, zinc-based alloys, low melting point alloys, aluminum bronze, polymer materials, and so on. At present, most of the materials used to manufacture stamping dies are mainly steel, and the types of materials commonly used for die working parts are: carbon tool steel, low alloy tool steel, high carbon high chromium or medium chromium tool steel, medium carbon alloy steel, high speed steel, matrix steel and cemented carbide, steel-knotted cemented carbide and so on.
1.Carbon tool steel, the carbon tool steel that is more used in the mold is T8A, T10A, etc., which has the advantage of good processing performance and cheapness. However, the hardenability and red hardness are poor, the heat treatment deformation is large, and the bearing capacity is low.
2.Low-alloy tool steel, low-alloy tool steel is based on carbon tool steel with an appropriate amount of alloying elements. Compared with carbon tool steel, it reduces quenching deformation and cracking tendency, improves the hardenability of steel, and has better wear resistance.
The low-alloy steels used to make molds are CRWMN, 9Mn2V, 7CrSimnmov (code CH Crnisimnmov (code GD), etc.
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Stamping dies are used in cold stamping to process materials (metal or non-metal) into parts (or semi-finished products). Stamping is a pressure processing method that uses a die mounted on a press to apply pressure to the material at room temperature to produce separation or plastic deformation, so as to obtain the required parts. The mould mounted on the press is assembled with mould accessories such as punching needles and then comes into direct contact with the material (metal or non-metal) to separate or plastically deform the material to obtain the desired part.
Stamping die is an indispensable process equipment for stamping production and is a technology-intensive product. The quality, production efficiency and production cost of stamping parts are directly related to the precision and quality of mold design and mold parts.
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Die casting molds, stamping molds, and metal molds are three different types of molds, and they have some differences in terms of composition, application, and production process.
Pressed or cast molds:
Die-casting mold is a kind of mold used for die-casting molding, which is mainly composed of two parts: fixed mold and moving mold. The fixed mold is fixed on the fixed mold mounting plate of the die-casting machine, and the sprue is connected to the group dismantling nozzle or pressure chamber. The moving mold is fixed on the moving mold mounting plate of the die-casting machine, and moves with the moving mold mounting plate for opening and closing.
When the mold is opened, the moving mold is separated from the fixed mold, and the casting is pushed out with the help of the pushing mechanism located on the moving mold. Die-casting molds are mainly used for die-casting molding of aluminum parts and aluminum alloy parts.
Stamping die: Stamping die is a kind of die used for stamping processing, which can be divided into two types: cold stamping and hot stamping. The stamping die is mainly composed of two parts, the upper die and the lower die, the upper die is generally fixed on the slider of the press through the die handle, and moves up and down along the guide rail of the press along with the slider, and the lower die is fixed on the workbench of the press.
Stamping dies are mainly used for stamping metal sheets, such as auto parts, home appliances, etc.
Hardware mold: Hardware mold is a general term for various types of molds including stamping molds, drawing molds, composite molds, etc., which are mainly used for the processing and forming of metal materials in trapped land. Hardware molds have a wide range of applications, including electronics, machinery, furniture, automobiles and other industries.
Different types of metal dies are different in structure and application, such as stamping dies are mainly used for stamping of metal sheets, drawing dies are mainly used for drawing metal bars, and composite dies are used for continuous processing of multiple processes.
To sum up, there are differences in the composition, application and production process of die casting molds, stamping dies and metal molds, which are used in different material processing and molding processes.
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Hello dear, glad to answer for you. Stamping dies are used for stamping dies for sheet metal stamping in the automotive axle industry. Mainly deep-drawn.
Stamping of parts and components in the whole machine industry. It is mainly punching and shearing forming. IT electronic parts stamping plant.
This kind of factory is a new industry, which has developed with the development of IT electronics and electrical appliances. Daily necessities stamping plant. Stamping plant for household appliance components.
These factories only appeared after the development of household appliances in China, and most of them are distributed in household appliance enterprises. Yusen special stamping enterprise. For example, the stamping of aviation parts belongs to this type of enterprise, but these process factories are also classified in some large factories.
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There are many types of stamping dies, and the commonly used ones are punching dies, bending dies, forming dies, drawing dies, etc.
As far as the vertical method of stamping process is concerned, it can be summarized into two categories: separation process and forming process.
The molds of the separation process include: blanking, punching, cutting, trimming, cutting and other nuclear simplifications; The mold modification pants in the forming process are: bending, rounding, twisting, drawing, thinning and stretching, turning holes, flanging, stretching, stretching, expanding, undulating, flaring, shrinking, spinning, calibration, etc.
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