DaZhou Town Changge City HeNan صوبي چين. +8615333853330 sales@casting-china.org

خدمت

گهر » EDM مشيني سروس

Electrical Discharge Machining Service

برقي خارج ڪرڻ واري مشين (اي ڊي ايم) also known as spark machining, spark eroding, die sinking, wire burning, or wire erosion, is a metal fabrication process that shapes materials using electrical discharges (چمڪ).

EDM is particularly useful for machining hard materials and creating complex shapes that are difficult or impossible to achieve with traditional machining methods.

سيڙپڪاري جي کاسٽنگ ۾ ڪهڙو مواد استعمال ٿيندو آهي?

ڇا آهي

  • المونيم مصر
  • برانز مصر
  • ميگنيشيم مصر
  • لوهه جو
  • بي داغ لوه
  • اوزار فولاد
Electrical Discharge Machining Service
How EDM Works

How EDM Works

EDM operates on the principle of erosion by electrical discharges. عمل ھيٺ ڏنل قدمن تي مشتمل آھي:

سيٽ اپ ڪريو: The workpiece and the tool (electrode) are submerged in a dielectric fluid (usually oil or deionized water).

Approach: The electrode is brought close to the workpiece, maintaining a small gap known as the spark gap.

Discharge: A voltage is applied between the electrode and the workpiece, causing a spark to jump across the gap. This spark generates intense heat, melting and vaporizing a small amount of material from both the workpiece and the electrode.

Flushing: The dielectric fluid flushes away the eroded particles and cools the area, making it ready for the next discharge.

Repetition: This process is repeated thousands of times per second, gradually removing material and shaping the workpiece.

Types of EDM Machining

وائر EDM (WEDM):

  • عمل: Use thin, continuously moving wire as the electrode to cut through the workpiece.
  • درخواست: Ideal for cutting intricate shapes, thin-walled parts, ۽ سخت رواداري.
  • فائدا: اعلي سڌائي, ability to cut hard materials, and no tool wear.

Sink or Ram EDM:

  • عمل: Uses a shaped electrode submerged in a dielectric fluid and moves towards the workpiece to erode the material.
  • درخواست: Suitable for deep cavities, پيچيده شڪلون, and mold making.
  • فائدا: Can machine hard materials, high accuracy, and no mechanical contact between tool and workpiece.

Small Hole EDM:

  • عمل: Specialized for drilling small holes, typically using a small-diameter electrode.
  • درخواست: Used for cooling channels, nozzles, and other small feature machining.
  • فائدا: High precision and capable of drilling very small holes.
Types of EDM Machining
Key Features of EDM Machining

Key Features of EDM Machining

Non-Contact Machining: The workpiece is not physically touched by the tool, reducing stress and deformation.

سڌائي: Capable of achieving very fine tolerances, often within ±0.0001" (±0.0025 mm).

ورهاڱي: Can machine a wide range of materials, including hardened steels, carbides, and superalloys.

پيچيده شڪلون: Ideal for machining intricate and complex shapes that are difficult to achieve with traditional methods.

Advantages of EDM Machining

  • ● Material Hardness: Can machine very hard materials, including hardened steel, tungsten carbide, ۽ ٽائيٽينيم, which are challenging for traditional machining.
  • ● Complex Geometries: Capable of producing intricate shapes, sharp corners, and delicate features.
  • ● No Mechanical Force: Since there is no direct contact between the tool and workpiece, EDM is ideal for machining delicate or thin-walled parts without causing deformation.
  • ● High Precision: Offers excellent accuracy and surface finish, making it suitable for precision components.
  • ● Minimal Tool Wear: Electrode wear is generally less of a concern compared to traditional cutting tools.
Advantages of EDM Machining
Applications of EDM Machining

Applications of EDM Machining

Mold Making: Used extensively in the production of molds for injection molding, مري وڃڻ, and other forming processes.

فضائي: For machining complex parts with tight tolerances, such as turbine blades, انجڻ جا اجزاء, and fuel system parts.

ميڊيڪل ڊوائيسز: Use in the manufacturing of precise components like surgical instruments, امپلانٽس, ۽ طبي آلات.

Semiconductor Industry: Used to create microstructures and precise features in semiconductor wafers and other components.

Tool and Die Making: Used to make precise dies, ٺهيل, and other tooling components.

Key Considerations for EDM Machining

Electrode Material: The choice of electrode material (گرافائٽ, ٽامي, or brass) affects the machining efficiency, wear rate, and surface finish.

Dielectric سيال: The type and quality of the dielectric fluid influence the machining stability, مٿاڇري ختم, and material removal rate.

Spark Gap Control: Maintaining a consistent spark gap is crucial for achieving precision and preventing short circuits.

Heat Affected Zone (HAZ): EDM generates heat, which can affect the material properties near the machined surface. Proper flushing and cooling are essential to minimize the HAZ.

Cost and Efficiency: While EDM can achieve high precision and complex geometries, it is generally slower and more expensive than traditional machining methods, making it suitable for specific applications where these capabilities are essential.

نتيجو

خدمت

EDM is a vital machining process for producing high-precision, intricate parts from hard materials. It is essential in industries where precision, complexity, and material properties are crucial.

بلاگ

Casting & Machining بيلي

علم

اسٽينلیس سٹیل جا مکيه قسم آهن: austenitic stainless اسٽيل, ferritic stainless اسٽيل, duplex stainless اسٽيل (duplex عام طور تي حوالو ڏئي ٿو: austenite-ferrite ٻه مرحلا), martensitic ۽ ورن سخت stainless اسٽيل.
Material Hardness is one of the key indicators used to evaluate a material's resistance to deformation, پائڻ, ۽ ڇڪڻ. عام سختي جي معيار ۾ شامل آهن Vickers Hardness (ايڇ وي), برنيل سختي (ايڇ بي), ۽ Rockwell سختي (ايڇ آر سي).
مشيني عملن ۾ گروونگ اوزار ضروري آهن, نالن کي ڪٽڻ لاء ٺهيل, سلاٽ, ۽ مواد ۾ پروفائل. خاص ايپليڪيشن لاءِ صحيح گروونگ ٽول چونڊڻ تمام ضروري آهي اعليٰ سڌائي حاصل ڪرڻ لاءِ, ڪارڪردگي, ۽ سطح جي معيار.