Nondestructive testing device for firmness of bergamot pears

Abstract

The invention relates to a nondestructive detection device for firmness of bergamot pears. The nondestructive detection device is composed of a bergamot pear vibration excitation sensing component and a signal processor. The bergamot pear vibration excitation sensing component is composed of a fixing boss, an acceleration sensor, a push-pull type electromagnet, a movable clamping body, a fixed clamping body, an acceleration sensor fixing spring, an acceleration sensor fixing piece spacing barrel, an acceleration sensor fixing piece, V-shaped blocks, a button and a power supply. The firmness of the bergamot pears can be accurately, conveniently and rapidly detected; the four V-shaped blocks in the structure clamp the bergamot pears to guarantee free vibration of the bergamot pears and achieve nondestructive detection of the bergamot pears; by the adoption of the nondestructive detection device, the quality of the interiors of fruits can be conveniently, accurately and nondestructively judged, the phenomena that in the market, the quality of the bergamot pears is jagged, and high-quality bergamot pears are low in price are effectively reduced, and the problems that in the current market, detection instruments for firmness of fruits perform destructive detection, are greatly influenced by noise and are high in price are solved.

Description

technical field [0001] The invention relates to a nondestructive testing device for the firmness of fragrant pears. Background technique [0002] Fragrant pears are a specialty fruit in Xinjiang, my country. The internal quality differences of fragrant pears are mostly identified through taste, which is highly subjective and prone to misjudgment. And the detection requirement of using department is of great significance to improving fragrant pear grade and upper frequency; At present, the fruit firmness testing instruments at home and abroad mainly include: hardness tester, texture analyzer, SA-1 type fruit firmness meter, HPEIIFff fruit firmness The tester, hardness tester and texture tester are all destructive tests. The SA-1 fruit hardness tester is non-destructive testing, but the detection accuracy is greatly affected by the environmental noise. The HPEIIFFF fruit firmness tester has high requirements for the detection probe and is expensive. Contents of the invention ...

AI Technical Summary

Problems solved by technology

[0003] The purpose of this invention is to provide a kind of detection device for the firmness of fragrant pears, which can judge the quality of the internal quality of fruits in a portable, accurate and non-destructive manner, effectively reduce the phenomenon of uneven quality of fragrant pears in the market, and solve the problem of high quality and low price. Currently on the market, fruit firmness testing instruments are destructive, affected by noise, and expensive.

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