Processing Machinery
5 مشاهدة
PA66 chair base five-star foot
ظاهرة المشكلة
Office chair five-star base breaks in static pressure test
تحليل الأسباب
The five-star base is subject to overturning moment, root bending moment is large, and ordinary reinforced grades have insufficient strength reserve; during on-site troubleshooting, verify item by item according to this mechanism, avoiding blindly adjusting the machine based only on experience
الحل
Select high glass fiber content grades; strengthen the root cross-section; verify according to BIFMA static pressure and fatigue; after adjustment, take continuous samples to verify the effect, confirm stability before resuming mass production
الخلاصة الأساسية
Chair bases are dually verified for strength and fatigue according to furniture standards; after confirming effectiveness, fix the parameters and practices into the work instructions to prevent recurrence; include this case in the defect archive as a troubleshooting reference for subsequent similar problems
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