A drag ball viscometer
A viscometer and drag-ball technology, applied in the field of drag-ball viscometers, can solve the problems of unfavorable automatic measurement and low measurement accuracy, and achieve the effect of widening the measurement range, high measurement sensitivity and precision, and high sensitivity and precision.
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[0045] The present invention will be further described below in conjunction with the accompanying drawings.
[0046] A kind of tow ball type viscometer, comprises housing 19, is provided with screw transmission mechanism, speed control system and tension detection system in housing 19, such as figure 1 , figure 2 Shown, wherein, the structure of speed control system is: comprise controller 25, servomotor 27, motor driver 26, rotary encoder 28, wherein, servomotor 27 is connected with controller 25 through motor driver 26, rotary encoder 28 and The controller 25 is connected;
[0047]The structure of the screw transmission mechanism is: including the transmission assembly 9 (composed of a servo motor 27, a rotary encoder 28, and a transmission 20), a coupling 8, a screw 7, a nut block component 5, a guide rod 16, and a Hall limit switch 4, such as image 3 As shown, among them, the transmission assembly 9, the coupling 8, and the screw rod 7 are connected in sequence, the ...
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