Manufacturing

电火花加工

Electrical Discharge Machining (EDM)

A manufacturing process that uses a controlled electrical spark to erode material from a workpiece, typically used for machining hard metals. / 一种利用可控电火花从工件上蚀除材料的制造工艺，通常用于加工硬金属。

Knowledge type: 工艺技术
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-11-12 23:06:50

Sub-knowledge points

Stereolithography (SLA) fabricationElectroless and electrochemical copper platingCoating non-uniformity and edge effectsDendritic morphologyElemental composition changes (Fe, C) on surfaceCavity formation and copper wearNumerical modeling of deposition and thermal processes

Higher-order knowledge points

Hybrid tool electrode fabricationAdditive manufacturing of metal-coated polymer electrodesDimensional stability and service life optimization

Main parameters and performance indicators

Discharge current: Determines material removal rate and surface roughnessPulse duration: Controls heat affected zone and tool wearGap voltage: Influences spark stability and machining gapWorking-surface thickness: Determines effective EDM parameters

Open problems

Reproducibility between independently manufactured electrodesDirect experimental comparison of machining performance with solid copper controlBulk thermal degradation of polymer base during prolonged exposure

Related literature

ranked by community stars

Feasibility of an SLA-Printed Copper-Plated Electrode for Electrical Discharge Machining: Fabrication, Structural Heterogeneity, and Behavior in MachiningOpen source

电火花加工

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

Related products and links