Precise electronic stamping parts structure design considerations and classification


Release time:

2022-09-26

All kinds of stamping structure at the beginning of the design to pay attention to some problems, there will be a multiplier effect. When designing blanking stamping parts, attention should be paid to saving metal materials and designing the shape of the workpiece reasonably, which is conducive to saving materials. Avoid sharp corners. Stamping parts if there is a slender sharp corner, prone to fly or collapse angle phenomenon. Below, we look at the structure design and classification of precision electronic stamping parts.

All kinds of stamping structure at the beginning of the design to pay attention to some problems, there will be a multiplier effect. When designing blanking stamping parts, attention should be paid to saving metal materials and designing the shape of the workpiece reasonably, which is conducive to saving materials. Avoid sharp corners. Stamping parts if there is a slender sharp corner, prone to fly or collapse angle phenomenon. Below, we look at the structure design and classification of precision electronic stamping parts.

1.Precision electronic stamping partsStructural design considerations

The structural design of the bending part should pay attention to the incision at the bending place, the bending material is narrow and the bending radius is small, in order to prevent the bending from expanding, the bending part of the workpiece should be designed as the incision. There must be a pre-punching groove. On a perforated stamping part, if the hole is close to the bending line, the crescent groove or hole can be pre-punched to prevent the hole from deforming. Pre-laying anti-cracking groove, in the local bending, can be pre-laying anti-cracking groove or bending line outward movement, to prevent the node tearing. The shape should be symmetrical, and the shape of the curved part should be as symmetrical as possible, so that the workpiece is evenly stressed to reach the predetermined size. The reinforcement of the bending part can increase the rigidity of the workpiece and reduce the springback. The shape of the blank should be simple, and the shape of the workpiece is beneficial to simplify the unfolded shape of the metal material. The bending part should be cut in advance to prevent indentation of the bending part.

The structural design of the drawing parts is as simple as possible and symmetrical, cylindrical, conical, spherical, non-rotating, spatial bending, and the difficulty of forming is increasing. The flange edge diameter should not be too large, otherwise it will be difficult to stretch. The structural design of the stamping parts should pay attention to the shape of the reinforcement and the parts are similar or symmetrical. The combination of stamping parts should be used instead of forgings, manufacturing will be simpler and more accurate.

Classification of 2. Precision Electronic Stamping Parts

1. High production efficiency, simple operation, easy to realize mechanization and automation. This is because the stamping process depends on the stamping die and stamping equipment to complete the processing. The number of ordinary punching can reach dozens of times per minute, and the number of high-speed punching can reach hundreds or even thousands of times per minute. Each punching can get a stamping part.

2. The mold ensures the size and shape accuracy of the stamping parts, generally does not damage the surface quality of the stamping parts, and the service life of the mold is generally longer, so the quality of the stamping parts is stable, the interchangeability is good, and it has the characteristics of "homogeneity.

3. Stamping can process parts with a wide range of sizes and complex shapes, such as stopwatches, automobile longitudinal beams, automobile covering parts, etc. In addition, the cold deformation and hardening of the material during the stamping process make the strength and rigidity of the stamping parts higher.

4. Generally speaking, stamping will not produce chips and waste, so the material consumption is low and no other heating equipment is required.

Precision electronic stamping parts mainly include connecting devices, connectors, elastic parts, discrete device lead frames, integrated circuit lead frames, E-type transformer cores, transformer core chips, etc.



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