Dongguan Zhongli Instrument Technology Co., Ltd.
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QB/T 1952.1 Sofa Durability Comprehensive Tester , 250N Armrest Loading Force
Introduction of product:
The tester can simulate the condition of daily use,test the sofa seat bearing capacity when it’s under repeated loading.The tester load to the horizontal positioned sofa seat surface,backrest and armrest by using a fixed shape and weigh loading block in certain frequency .TO test the bearing capacity of sofa to repeated loading in a long-term.
Technical parameters:
| Weigh of loading block | 50±5kg; |
| Loading position | 350 mm before Seat surface; |
| Armrest loading block | Φ50mm,edge of loading surface:R10mm; |
| Armrest loading position | 80mm before armrest; |
| Armrest loading direction | 45°according to horizontal direction; |
| Armrest loading force | 250N; |
| Backrest loading block | 100mmX200mm,edge of loading surface:R10mm |
| Backrest loading position | distance of the center of two loading parts is 300mm,450mm height or it is the same level according to the backrest upward.; |
| Backrest loading force | 300N; |
| Loading way | load alternately; |
| Testing disc | Φ100mm Edge of testing surface:R10mm; |
| Testing speed | 100±20mm/min; |
| Weigh | Loading surface Φ350mm edge:R3,weigh:70±0.5kg; |
| Lift way of testing group | Motor drive screw to lift. Controller: touch screen to display. |
| Frequency of testing | 0.33~0.42Hz(20~25times/min); |
| Air supply | 7kgf/cm^2 or more stable air supply; |
| Size | host:152x200x165cm; |
| Weigh | 1350kg; |
| Power | three-phase four-wire 380V. |
Standards:
QB/T 1952.1