Nantong University

Liang Hua

Juping Gu

Ling Jiang

Yisheng Huang

Liangliang Shang

Ping Lu

Wenbo Su

Yuxuan Ge

Chunkai Yan

Zeguang Zhang

Kun Zhang

Jin Gu

Jiawei Miao

Guoqing Wang

Jiahan You

Kecai Cao

Kexin Shi

Cheng Lu

Ran Chen

Delin Hu

Fengshen Zhao

Yuze Cheng

Yu Tang

Yuqing Liu

Laiwu Luo

Chang Yuan

Hao Dai

Hongkun Zhu

Binhui Pei

Jinqiang Zhao

Pengfei Li

Qi Zhang

Junguo Zhu

Jiahao Zhao

Zixi Ling

Ting Ji

Shenfeng Wang

Benteng Guo

Yusong Zhou

Cao Zhang

Xiaojie Tian

Ping Gu

A smart acoustic information recognition-based welded weld impact quality determination method and system, comprising: controlling a tip of an ultrasonic impact gun () to perform impact treatment on a welded weld with different treatment pressures, treatment speeds, treatment angles and impact frequencies, obtaining acoustic signals during the impact treatment, calculating feature values of the acoustic signals, and constructing an acoustic signal sample set including various stress conditions; marking the acoustic signal sample set according to impact treatment quality assessment results for the welded weld; establishing a multi-weight neural network model, and using the marked acoustic signal sample set to train the multi-weight neural network model; obtaining feature values of welded weld impact treatment acoustic signals to be determined, inputting the feature values into the trained multi-weight neural network model, and outputting determination results for welded weld impact treatment quality to be determined.

Smart acoustic information recognition-based welded weld impact quality determination method and system

An automatic detection and recovery device for residual agricultural mulch film, and a method of using the device, comprising a quadcopter, a wheeled robot (), and a host computer (); the quadcopter is provided with a controller (), a near infrared water content analyzer, and a WiFi module that are used to measure water content in soil and communicate with the host computer; the wheeled robot () comprises a water sprinkling device (), a soil grabbing device (), a sifting device (), a delivery device (), a recognition device (), and a sorting device ().

Automatic detection and recovery device for residual agricultural mulch film, and method of using said device

A fully-automated sushi making apparatus, comprising a fixed plate (), a container module (), an annular shielding module (), a center shielding module (), a dispensing module (), a ring-shaped isolation module (), a cylindrical pushing module (), an extraction module (), a recovery module (), and a controller (). The controller controls vertical drive units () and horizontal drive units (, and) to drive the connected annular shielding module, ring-shaped isolation module, and cylindrical pushing module to perform layerwise removal of rice from the container module, then drives the center shielding module, the dispensing module, and the cylindrical pushing module to add sushi ingredients into the hollow center of the rice removed from the container module, and finally drives the extraction module, the annular shielding module, and the center shielding module to move in unison to extract the completed sushi.

Fully-automated sushi making apparatus

A smoke and dust treatment apparatus for welding, said apparatus comprising a polishing and dust extraction module and a smoke and dust purification module. The polishing and dust extraction module comprises a double-layer dust extraction cover (), a protective cover (), an industrial brush (), a first air guide portion, a second air guide portion () and a drive motor (), the drive motor () driving the industrial brush () to rotate at high speed to perform polishing. During welding and polishing, a mechanical arm () drives the double-layer dust extraction cover (), and a suction hole () of the double-layer dust extraction cover () and a suction guide hole () on the industrial brush () simultaneously take in toxic gas and debris such as iron filings.

Smoke and dust treatment apparatus for welding

A composite motor having high-precision positioning, comprising: a housing (), a rough positioning assembly, a hollow output shaft (), a fine positioning assembly, a power switching apparatus and a controller (). A stepper motor () in the rough positioning assembly is responsible for rough positioning of the composite motor, an annular travelling wave ultrasonic motor in the fine positioning assembly is responsible for tail end fine positioning of the composite motor, and the controller () implements power output switching between the annular travelling wave ultrasonic motor and the stepper motor (). The composite motor effectively solves the problem that annular travelling wave ultrasonic motors which operate continuously for a long time have a short service life, and ensures high-precision positioning while also extending motor service life.

Composite motor having high-precision positioning

Disclosed is a quaternion multi-degree-of-freedom neuron-based multispectral welding image recognition method, comprising: using three cameras having different wavebands to obtain multispectral weld pool images, and respectively performing pre-processing and edge extraction on the weld pool images having the different wavebands obtained at a same moment by the three cameras; establishing a quaternion-based multispectral weld pool image edge model; extracting low-frequency features after a quaternion discrete cosine transform; using a quaternion-based multi-degree-of-freedom neuron network to perform classification, training and recognition on edge features of the multispectral weld pool images. Compared to traditional means, the present invention has multiple recognition information sources, strong anti-interference capabilities and high recognition accuracy.

Quaternion multi-degree-of-freedom neuron-based multispectral welding image recognition method

A bread slice delivery device for an automatic sandwich packaging machine. The device consists of a base plate (), a bread receptacle base (), a bread receptacle (), three ball screw-type linear slide platforms, three L-shaped brackets, a rectangular push plate, two flat carrier plates, one photoelectric switch, and six proximity switches. The bread slice delivery device for an automatic sandwich packaging machine ensures that bread slices land on point accurately and that sandwich layers do not become misaligned during the delivery process; moreover, the bread storage receptacle can be swapped out easily.

Bread slice delivery device for automatic sandwich packaging machine

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Nantong, China

Liang Hua