XJJ-50Dial type simply supported beam impact testing machine
XJJ-50The main technical parameters of the simply supported beam impact testing machine fully comply withISO 179、GB／T 1043、GB／T 2612、JB／T 8762、GB 4742The standard regulations apply toGB／T 1043、GB 4742Impact testing of various specified specimens(Including samples with and without notches in mechanical processing and injection molding), which includes four types of spans40Millimeters60Millimeters70Millimeters95Millimeters, when changing different jaws and adjusting the jaw seat, various impact tests can be conducted. It is a detection instrument with a simple structure, easy operation, accurate data, and reliability. The instrument measures the impact energy as50J。
2、 Technical parameters:
1Main technical indicators
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XJJ-50series |
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impact velocity |
3.8m／s |
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Pendulum energy |
7.5J、15J、25J、50J |
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pendulum torque |
Pd7.5=4.01924Nm Pd15＝8.03848Nm Pd25=13.39746Nm Pd50＝26.79492Nm |
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center distance of striking |
395mm |
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Pendulum swing angle |
150° |
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Blade fillet radius |
R=2±0.5mm |
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Jaw corner radius |
R=1±0.1mm |
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Impact blade angle |
30±l° |
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Energy loss of pendulum air impact |
0.5% |
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Distance between jaw support lines |
60mm、70mm、95mm(Selected)62mm） |
2Dial pointer type dial division value:The impact energy1/250
