Special fixing device for air permeability flow rate disc detection of tobaccos
The invention relates to a fixing device and air permeability technology, which is applied in the field of the fixing device for the calibration of the air permeability flow disc for tobacco, and can solve the problems of inconvenience in the calibration of the flow disc.
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[0028] The present invention will further describe its structure and working principle process below in conjunction with accompanying drawing
[0029] like figure 1 , 2 Shown: the tobacco-specific air permeability flow plate verification fixture device of the present invention includes an upper base 6 and a lower base 2 respectively fixed on the frame 1, and an upper positioning block 9 with a central through hole is connected to the upper base on the seat 6, and can be turned up around the turning pin 7, the specific connection relationship is: the upper positioning block 9 is connected with the upper base 6 through a connecting piece 5, and the upper positioning block 9 is fixed on the connecting piece 5, and the connecting piece 5 is connected to the upper base 6 through the turning pin 7. During use, the upper positioning block 9 turns upwards around the pin shaft 7 together with the connecting piece 5 . Two manual toggle clamps 8 for pressing down the upper positioning...
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