Electro-spinning device for auxiliary inducing of batch manufacturing of diameter-controllable nano-fibers

Abstract

The invention discloses an electro-spinning device for auxiliary inducing of batch manufacturing of diameter-controllable nano-fibers, and relates to an electro-spinning device. The electro-spinning device comprises a solution trough, a liquid outlet valve, a fiber diameter control device, an ultrasonic vibration exciter, a liquid inlet pipeline, a liquid inlet valve, an ultrasonic liquid level sensor, auxiliary inducing devices, an industrial CCD image sensor and a collecting device, wherein the fiber diameter control device is provided with adjusting sliding blocks, precise screw rods and polish guide rods; each auxiliary inducing device is provided with linear guide rails, sliding blocks, a sliding block connecting rod and mounting bases; the collecting device is provided with auxiliary feeding rolling wheels, a collecting board, a feeding cylinder, a collecting device hanging board, a motor, a driving feed cylinder and feed auxiliary rolling wheels. According to the device, the ultrasonic vibration exciter is utilized to generate solution waves, and the auxiliary inducing device is utilized to perform jet flow injection control in a matching manner; intervals between polar plates are utilized to restrain a jet flow initial diameter and migration; the collecting device which can feed continuously and an auxiliary inducing process are utilized, and the image sensor is cooperatively used to recognize, so that the defects that the yield is low, the diameter distribution is large in difference, the bead-shaped structure is provided, and the nozzle is easy to block are overcome.

Description

technical field [0001] The invention relates to an electrospinning device, in particular to a nanofiber diameter-controlled assisted induction batch electrospinning device. Background technique [0002] Due to the excellent electrical, mechanical, optical properties and high specific surface area of ​​nanofibers, they are widely used in fields such as filtration, battery separators, and biological tissue engineering, and their market share in emerging fields such as electronics and energy is also increasing. rise, so it has a huge market prospect. [0003] Due to its own advantages, such as simple system, fast speed, low cost, continuous fiber, small and uniform diameter, etc., electrospinning technology has gradually become the main technology for preparing nanofibers. However, the traditional electrospinning technology usually uses a single needle as the spinneret, which is inefficient and the output is very low, so the electrospinning nanofiber batch device has become th...

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Problems solved by technology

Such as blowing induced electrospinning (Y.Liu, J.H.He, et al, Biomimic fabrication of electrospun multiple nanofibers with high-throughput [J]. Chaos Solution and Fractals, 2008, 37, 643-651), using the induction effect of auxiliary airflow fibers Uniformity is improved, but this method has low yield, and the auxiliary gas flow control is diffic

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