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12
2021-07
Several Key Points to Note During Electrical Discharge Machining
The stability of discharge in electrical discharge machining (EDM) directly affects the quality and efficiency of the machining process, making it one of the important indicators for measuring the effectiveness of the entire machining process. Therefore, it has always been a concern for engineering technicians engaged in EDM. Achieving high stability in EDM is also a current hot topic of research and discussion in the field of electrical machining. Below are several key points to pay attention to during the discharge process in EDM.
2021-07-12
Characteristics and Main Uses of High-Precision Electric Discharge Machining (EDM) Machines
The characteristics of high-precision electrical discharge machining (EDM) are as follows: 1. The energy density of the pulse discharge is high, making high-precision EDM suitable for processing special materials and complex-shaped workpieces that are difficult or impossible to process using conventional machining methods. High-precision EDM is not affected by the hardness of the material or the heat treatment condition.
Safety Operating Procedures for Electric Discharge Machining (EDM) Machines
Safety Operating Procedures for Electric Discharge Machine Tools 1. Operators must undergo professional training, pass examinations, and obtain certification before operating independently. 2. Open flames and smoking are prohibited in the operating room, and fire extinguishing equipment for oil fires should be readily available.
What are the classifications of electrical discharge machining (EDM) machines?
With the improvement of electrical discharge machining (EDM) technology, EDM machines have also seen significant development. For instance, while rectangular wave pulse power supplies are widely used, various superimposed waveform pulse power supplies and different types of rectangular wave derived power supplies have also been developed. In terms of automatic gap adjustment, the focus has shifted from merely measuring and controlling the electrode gap to adaptive control of multiple parameters. All these improvements and developments have ushered EDM into a new stage.
The structure and function of electrical discharge machining (EDM) machine tools.
The main body of the electrical discharge machining (EDM) machine includes the bed, column, spindle, and worktable, primarily used for clamping and adjusting tools and workpieces. The machine body requires sufficient rigidity to prevent deformation during the machining process, which could alter the discharge gap and hinder the machining operation.
What is an electrical discharge machining (EDM) machine?
Electrical discharge machining (EDM) is a special type of machine tool that uses the principle of electrical discharge machining to process conductive materials. It is also known as electro-erosion machining. EDM is mainly used for machining various high-hardness materials (such as hard alloys and hardened steel) and complex-shaped molds and parts, as well as for cutting, grooving, and removing broken tools (such as drill bits and taps) from workpiece holes.