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CD-ROM-actuated artificial muscle material as well as preparation method and application thereof

An artificial muscle, optical drive technology, applied in rayon manufacturing, textile and papermaking, one-component synthetic polymer rayon, etc., can solve the problems of low sensitivity, bulky finished products, poor durability, etc., achieve less nodules, mechanical The effect of less loss and less structural defects

Active Publication Date: 2021-07-09
NANTONG TEXTILE & SILK IND TECH RES INST +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the composite method is mainly used, that is, the yarn is made by compounding carbon nanotubes and polymers, and then coated with stretchable materials to make actuators. However, although this method can achieve the purpose of energy conversion and actuation, the obtained The finished product is bulky, the sensitivity is not high, the durability is poor, and the flexibility is poor

Method used

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  • CD-ROM-actuated artificial muscle material as well as preparation method and application thereof
  • CD-ROM-actuated artificial muscle material as well as preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0041] This example provides a preparation process of an optical drive actuated artificial muscle material and the structural system used, such as figure 1As shown, the vacuum drying device 101 comprising polyurethane slices and carbon nanotubes respectively arranged on both sides; N, N-dimethylformamide (DMF) and tetrahydrofuran ( THF) dissolving tank 102 of mixed solvent; Polyurethane slice 103; Carbon nanotube 104; Electrospinning needle 105; Fiber collecting device 106; Secondary twisting device 111; Low-temperature drying device 112; Heat setting device 113; Winding collection device 114; Finished artificial muscle material 115, wherein the distribution state of carbon nanotubes in the artificial muscle material made is as follows figure 2 shown. Before the material enters the dissolution tank 102 of N,N-dimethylformamide (DMF) and tetrahydrofuran (THF) mixed solvent selectively added with ultraviolet light absorber, the polyurethane chips 103 and carbon nanotubes 104 h...

Embodiment 2

[0043] This example provides a method for preparing an optical drive actuated artificial muscle material, the preparation method comprising the following steps:

[0044] (1) Select polyurethane slices and carbon nanotubes as raw materials, and dry them separately. The drying adopts vacuum drying, and the conditions of vacuum drying are: the air pressure is 19.5kPa, the temperature is 60°C, and the drying time is 24 hours;

[0045] (2) Disperse the dried polyurethane, carbon nanotubes, and ultraviolet absorber o-hydroxybenzophenone in a mixed solvent at 70° C. to make a mixed spinning solution; wherein, the mixed The solvent is composed of N,N-dimethylformamide and tetrahydrofuran, the feeding volume ratio of the N,N-dimethylformamide to the tetrahydrofuran is 1:1, the polyurethane, the carbon nanotubes and the The mass ratio of the ultraviolet absorber o-hydroxybenzophenone is 40: 4: 1;

[0046] The dispersion process adopts ultrasonic resonance, the duration of ultrasonic re...

Embodiment 3

[0059] This example provides a method for preparing an optical drive actuated artificial muscle material, the preparation method comprising the following steps:

[0060] (1) Select polyurethane slices and carbon nanotubes as raw materials, and dry them separately. The drying adopts vacuum drying, and the conditions of vacuum drying are: the air pressure is 19.5kPa, the temperature is 60°C, and the drying time is 24 hours;

[0061] (2) Disperse the dried polyurethane, carbon nanotubes, and ultraviolet absorber o-hydroxybenzophenone in a mixed solvent at 70° C. to make a mixed spinning solution; wherein, the mixed The solvent is composed of N,N-dimethylformamide and tetrahydrofuran, the feeding volume ratio of the N,N-dimethylformamide to the tetrahydrofuran is 1:1, the polyurethane, the carbon nanotubes and the The mass ratio of the ultraviolet absorber o-hydroxybenzophenone is 40: 4: 1;

[0062] The dispersion process adopts ultrasonic resonance, the duration of ultrasonic re...

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Abstract

The invention discloses a CD-ROM-actuated artificial muscle material as well as a preparation method and application thereof. The preparation method comprises the following steps of (1) selecting polyurethane and carbon nanotubes as raw materials, and performing drying; (2) dispersing the dried polyurethane and carbon nanotubes in a mixed solvent to prepare a mixed spinning solution, wherein the mixed solvent is composed of N,N-dimethylformamide and tetrahydrofuran in a feeding volume ratio of 1: (0.8-1.2); (3) performing electrostatic spinning on the obtained mixed spinning solution to prepare fiber bundles, and performing twisting to prepare primary yarns; and (4) soaking the primary yarns in heat-conducting silicone grease, performing twisting to obtain curly yarns, performing drying, and carrying out heat treatment to prepare the CD-ROM-actuated artificial muscle material. A CD-ROM actuator comprises the artificial muscle material prepared by the method. The artificial muscle material prepared by the method disclosed by the invention not only can obtain better durability and sensitivity, but also is good in flexibility and light in weight.

Description

technical field [0001] The invention belongs to the cross field of artificial intelligence material, textile material and robot drive technology, relates to the field of artificial intelligence and textile material composite and robot drive technology, and specifically relates to an optical drive actuated artificial muscle material and its preparation method and application. Background technique [0002] At present, the actuation technology in the fields of artificial intelligence materials, robot drive technology and textile material composite technology has developed rapidly. Artificial muscle is a kind of actuator. The actuator is the power part of the micro-electromechanical system. It is a transducer that converts driving energy into mechanical displacement or mechanical force. It undertakes important functions such as energy conversion and motion transmission. , wireless control, biomedicine and robotics are one of the important technologies that need to be further dev...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): D02G3/44D02G3/32D01D5/00D01F1/10D01F6/94
CPCD02G3/448D02G3/328D01D5/003D01F6/94D01F1/10D10B2509/00
Inventor 刘宇清李兴兴方剑潘志娟
Owner NANTONG TEXTILE & SILK IND TECH RES INST
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