设计规范

4 articles

DFM 可制造性设计指南，让你的图纸直接生产

Engineer-readyDownloadable refsZH / EN
4 articles
Design specificationsBeginner

CNC Minimum Feature Sizes

Practical limits for pocket width, hole depth, internal radii, and thin walls in machined parts.

CNCDFMTolerances
DFM Team2024-12-0311 min8,123445
  • Pocket width ≥ 1.5× tool dia
  • Align radii with standard tools
Read article
Design specificationsIntermediate

Optimizing 3D Print Supports

Orientation, support density, and breakaway strategies to save material and improve surfaces.

3D printingSupportsDFM
Additive DFM2024-11-2610 min6,234356
  • Minimize overhangs via orientation
  • Tree supports on cosmetics
Read article
Design specificationsBeginner

Injection Draft Angle Guide

How much draft to specify on ribs, bosses, and textured walls for reliable ejection.

Injection moldingDraftDFM
Mold DFM2024-11-199 min5,891321
  • Baseline 1° external draft
  • Increase draft with texture
Read article
Design specificationsIntermediate

Thread Fit and Tolerance Design

Metric thread classes, hole prep, and when to add thread locking or inserts.

ThreadsTolerancesDFM
Mechanical DFM2024-11-1113 min7,012398
  • Default 6H/6g for general use
  • Inserts in plastic threads
Read article

Still have questions? Upload drawings — AI quote chat confirms process and lead time.

Ouvrir le chat de devis IA
Guides fabrication CNC, impression 3D, tôlerie et DFM | AgileMakeAI