广州SMC标准型气缸/现货出售,CA2-40H-W-100
SMC标准型气缸的根据工作所需力的大小来确定活塞杆上的推力和拉力。由此来选择气缸时应使气缸的输出力稍有余量。若缸径选小了,输出力不够,气缸不能正常工作;但缸径过大,不仅使设备笨重、成本高,同时耗气量增大,造成能源浪费。在夹具设计时,应尽量采用增力机构,以减少气缸的尺寸。
例:有一气缸其使用压力为5kgf/cm2,在气缸推出时其推力为132kgf,(气缸效率为85%)问:该选择多大的气缸缸径?
●由气缸的推力132kgf和气缸的效率85%,可计算出气缸的理论推力为F=F′/85%=155(kgf)
●由使用压力5kgf/cm2和气缸的理论推力,查出选择缸径为?63的气缸便可满足使用要求。
气缸
下面是气缸理论出力的计算公式:
F:气缸理论输出力(kgf)
F′:效率为85%时的输出力(kgf)--(F′=F×85%)
D:气缸缸径(mm)
P:工作压力(kgf/C㎡)
例:直径340mm的气缸,工作压力为3kgf/cm2时,其理论输出力为多少?芽输出力是多少?
将P、D连接,找出F、F′上的点,得:
F=2800kgf;F′=2300kgf
在工程设计时选择气缸缸径,可根据其使用压力和理论推力或拉力的大小,从经验表1-1中查出。
SMC标准型气缸的活塞是气缸中的受压力零件。为防止活塞左右两腔相互窜气,设有活塞密封圈。活塞上的耐磨环可提高气缸的导向性,减少活塞密封圈的磨耗,减少摩擦阻力。耐磨环长使用聚氨酯、聚四氟乙烯、夹布合成树脂等材料。活塞的宽度由密封圈尺寸和必要的滑动部分长度来决定。滑动部分太短,易引起早期磨损和卡死。活塞的材质常用铝合金和铸铁,小型缸的活塞有黄铜制成的.
广州SMC标准型气缸/现货出售,CA2-40H-W-100
SMC CA1WBF100-200
SMC CA1WBF80-175
SMC CA1WN100-KIT
SMC CA1WN40A-PS
SMC CA1WN40-KIT
SMC CA1WN50-KIT
SMC CA1WN50-NKIT
SMC CA1WN63-KIT
SMC CA1WN63-NKIT
SMC CA1WN80-KIT
SMC CA1WN80-NKIT
SMC CA2-100Z-PS
SMC CA2-40H-TR-250
SMC CA2-40H-W-100
SMC CA2-40H-W-150
SMC CA2-40H-W-160
SMC CA2-40H-W-200
SMC CA2-40H-W-30
SMC CA2-40H-W-50
SMC CA2-40H-W-80
SMC CA2-40H-Z-100
SMC CA2-40H-Z-125
SMC CA2-40H-Z-150
SMC CA2-40H-Z-160
SMC CA2-40H-Z-200
SMC CA2-40H-Z-25
SMC CA2-40H-Z-250
SMC CA2-40H-Z-300
广州SMC标准型气缸/现货出售,CA2-40H-W-100
SMC CA2-40H-Z-50
SMC CA2-40H-Z-540
SMC CA2-40H-Z-570
SMC CA2-40H-Z-75
SMC CA2-40H-Z-80
SMC CA240SGK003A075
SMC CA240-U1I01-300
SMC CA240-U1I03-75
SMC CA1N100A-PS
SMC CA1N100-KIT
SMC CA1N40A-PS
SMC CA1N40-KIT
SMC CA1N50A-PS
SMC CA1N50-KIT
SMC CA1N63A-PS
SMC CA1N63-KIT
SMC CA1N80A-PS
SMC CA1N80-KIT
SMC CA1Q100A-PS
SMC CA1Q40A-PS
SMC CA1Q50A-PS
SMC CA1Q63A-PS
SMC CA1Q80A-PS
SMC CA1-S04
SMC CA1-S06
SMC CA1-S08
SMC CA1-T04
SMC CA1-T05
SMC CA1-T06
SMC CA1-T08
SMC CA1-T10
SMC CA1TF50-100
广州SMC标准型气缸/现货出售,CA2-40H-W-100
广州SMC标准型气缸/现货出售,CA2-40H-W-100