Integrated measuring instrument for viscosity and density of melt

By designing an integrated melt viscosity and density measuring instrument, the melt density and viscosity are calculated using motion data from an oscillating device and components. This solves the high cost and time problems caused by separate measurement equipment in existing technologies, and achieves efficient and accurate melt measurement.

CN224004897UActive Publication Date: 2026-03-17HANGZHOU JIAYUE INTELLIGENT EQUIP CO LTD
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Patent Information

Application Number
CN202423291599.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-31
Publication Date
2026-03-17
Estimated Expiration
2034-12-31

AI Technical Summary

Technical Problem

In the existing technology, the measurement of melt viscosity and density requires the use of a high-temperature viscometer and a high-temperature density meter, respectively, which results in high measurement costs and long measurement time.

Method used

Design an integrated measuring instrument for melt viscosity and density, comprising a vacuum chamber, an oscillation device, a density measuring component, and a viscosity measuring component. The oscillation device causes the melt to undergo periodic torsional vibration within the vacuum chamber, and the density and viscosity of the melt are calculated by combining the motion data from the density and viscosity measuring components.

Benefits of technology

It enables simultaneous measurement of melt viscosity and density, reducing measurement costs and time while improving measurement accuracy and efficiency.

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Abstract

The utility model discloses an integrated measuring instrument for melt viscosity and density. The measuring instrument comprises a vacuum chamber, an oscillation device, a density measuring assembly and a viscosity measuring assembly, wherein the density measuring assembly and the viscosity measuring assembly are arranged in the vacuum chamber; the oscillating device comprises a suspension fiber, a connecting rod and a driving element; two ends of the suspension fiber are respectively connected with the driving element and the density measuring assembly; one end of the connecting rod is hinged with the density measuring assembly, the other end of the connecting rod is fixed with the viscosity measuring assembly, and the density measuring assembly and the viscosity measuring assembly are respectively driven by the suspension wire and the connecting rod to do periodic torsional vibration motion. The density measurement assembly and the viscosity measurement assembly are connected into a whole by arranging the oscillation device, the density of the melt is calculated according to the density measurement assembly, and the viscosity of the melt is calculated according to motion data of the viscosity measurement assembly of the melt. Therefore, the viscosity and density of the melt can be measured at the same time through one device, and the cost and time for measuring the viscosity of the melt are reduced.
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