阅读说明：本技术 一种碳纤维表面处理装置 (Carbon fiber surface treatment device ) 是由 杨卫民 王安 程礼盛 张政和 吕继韬 罗涛 高晓东 张欢雷 谭晶 丁玉梅 于 2019-11-28 设计创作，主要内容包括：本发明公开了一种碳纤维表面处理装置,包括底座支架、放丝装置、碳纤维、控制器、激光收集板、盛液槽、滑轮杆组、溶液、收丝装置和激光发生装置,放丝装置和收丝装置分别固定在底座支架的两端,盛液槽放置在放丝装置与收丝装置之间,碳纤维一端固定在放丝装置上,另一端穿过盛液槽后固定在收丝装置上,激光收集板置于盛液槽后面,激光发生装置置于盛液槽前面,盛液槽内盛有溶液,溶液的量没过碳纤维。本发明装置中碳纤维表面的碳被活化,同时急剧升温后的碳纤维周围被溶液包裹,溶液防止空气对碳纤维的过度氧化,溶液中的水或者其他溶剂分子间的化学键断裂,在碳纤维表面生成活性含氧官能团,可改善碳纤维表面的惰性,将有利于碳纤维和树脂结合。(The invention discloses a carbon fiber surface treatment device which comprises a base support, a filament placing device, carbon fibers, a controller, a laser collecting plate, a liquid containing groove, a pulley rod group, a solution, a filament collecting device and a laser generating device, wherein the filament placing device and the filament collecting device are respectively fixed at two ends of the base support, the liquid containing groove is arranged between the filament placing device and the filament collecting device, one end of each carbon fiber is fixed on the filament placing device, the other end of each carbon fiber penetrates through the liquid containing groove and then is fixed on the filament collecting device, the laser collecting plate is arranged behind the liquid containing groove, the laser generating device is arranged in front of the liquid containing groove, the liquid containing groove contains the solution, and the amount of the solution exceeds the. The carbon on the surface of the carbon fiber is activated, and the carbon fiber after being heated rapidly is wrapped by the solution, so that the solution prevents the carbon fiber from being excessively oxidized by air, chemical bonds among water or other solvent molecules in the solution are broken, active oxygen-containing functional groups are generated on the surface of the carbon fiber, the inertia of the surface of the carbon fiber can be improved, and the combination of the carbon fiber and resin is facilitated.)

1. A carbon fiber surface treatment device is characterized in that: the automatic silk reeling device comprises a base support, the silk device of unreeling, the carbon fiber, a controller, the laser collecting board, the liquid containing groove, the pulley rod group, solution, receive silk device and laser generating device, the silk device of unreeling is fixed respectively at the both ends of base support with receiving the silk device, the silk device of unreeling passes through same controller control with receiving the silk device, realize rotating at the same speed, the liquid containing groove is placed between silk device of unreeling and receiving, carbon fiber one end is fixed on the silk device of unreeling, the other end passes liquid containing groove after-fixing on receiving the silk device, the liquid containing groove is arranged in to the laser collecting board at the back, the pulley rod group arranges in the liquid containing groove, laser generating device arranges in the liquid containing groove before, contain solution in the liquid containing groove, the.

2. A carbon fiber surface treatment apparatus according to claim 1, characterized in that: the silk device of unreeling is including unreeling the silk motor, unreeling the spool and unreeling the silk draft roller, and it is as an organic whole to unreel the spool with unreel the silk motor, and it is protruding that there is the keyway to unreel silk axle circumference, and it is hollow structure to unreel the silk draft roller, and the protruding phase-match of hollow shape and silk axle circumference keyway is put through the protruding hollow structure who unreels the silk axle circumference keyway, and the silk draft roller is put and the silk axle can dismantle sliding connection to realize coaxial rotation.

3. A carbon fiber surface treatment apparatus according to claim 1, characterized in that: the carbon fiber surface treatment device is characterized in that the upper end of the liquid containing groove is open, the lower end of the liquid containing groove is sealed, through holes are formed in the left side and the right side of the liquid containing groove, blind holes of the pulley rod sets and quartz glass windows are formed in the front side and the rear side of the liquid containing groove, and the four pulley rod sets are symmetrically arranged in the liquid containing groove.

4. A carbon fiber surface treatment apparatus according to claim 1, characterized in that: the laser generating device comprises a laser source, a laser lifting platform, a laser platform lifting rod and a laser protection outer cover, wherein the laser source generates laser, the laser source is fixedly connected to the laser lifting platform, the laser lifting platform is in threaded connection with the laser platform lifting rod, the laser platform lifting rod is rotated in different directions, the laser lifting platform can ascend and descend, and the laser source, the laser lifting platform and the laser platform lifting rod are all arranged in the laser protection outer cover.

5. A carbon fiber surface treatment apparatus according to claim 1, characterized in that: the solution can be water, or hydrogen peroxide solution, or ammonium acetate solution.

Technical Field

The invention relates to a carbon fiber surface treatment device, and belongs to the field of carbon fiber surface processing.

Background

The carbon fiber is a high-performance fiber with high strength and high modulus, has the advantages of good fatigue resistance, good chemical stability and the like, is mostly added into a matrix such as resin and the like as a reinforcing material to form a composite material, and has irreplaceable advantages in occasions requiring high temperature and high physical stability. Although the carbon fiber composite material has many advantages, the carbon fiber has low surface energy, few active groups and chemically inert surface, so that the wettability of the carbon fiber and an organic polymer matrix is poor, the interface bonding force between the carbon fiber and the matrix is small, and the untreated carbon fiber is difficult to realize good interface bonding with materials such as resin and the like.

In the conventional carbon fiber surface modification method, such as vapor phase oxidation, whether the carbon fiber is oxidized uniformly or not can not be guaranteed, and once the oxidation condition is unstable, the carbon fiber is easily oxidized excessively, so that the strength of the carbon fiber is damaged greatly; a great amount of corrosive and strong-oxidizing chemical solvents are used in liquid-phase oxidation, electrophoretic deposition and the like, the corrosive chemical solvents seriously corrode equipment and the like, and the waste treatment of chemical reagents also seriously pollutes the environment.

Disclosure of Invention

Aiming at the defects, the invention provides a device which can stably perform good modification treatment on the surface of the carbon fiber without using a large amount of toxic chemical reagents, thereby preventing the environment from being polluted and protecting the safety of experimenters.

The invention is realized by the following technical scheme: the utility model provides a carbon fiber surface treatment device, which comprises a base support, the silk device of unreeling, the carbon fiber, a controller, laser collecting plate, flourishing cistern, the pulley lever group, solution, receive silk device and laser generating device, the both ends at the base support are fixed respectively to the silk device of unreeling and receive the silk device, the silk device of unreeling passes through same controller control with receiving the silk device, realize rotating at the same speed, flourishing cistern is placed between the silk device of unreeling and receiving the silk device, carbon fiber one end is fixed on the silk device of unreeling, the other end passes flourishing cistern after-fixing on receiving the silk device, the flourishing cistern is placed in to laser collecting plate at the back, the pulley lever group is arranged in flourishing cistern, laser generating device places in the front of flourishing cistern, contain the solution in the cistern.

The invention relates to a carbon fiber surface treatment device, which comprises a filament discharging motor, a filament discharging shaft and a filament discharging drafting roller, wherein the filament discharging shaft and the filament discharging motor are integrated, the circumference of the filament discharging shaft is provided with a key groove bulge, the filament discharging drafting roller is of a hollow structure, the hollow shape is matched with the circumferential key groove bulge of the filament discharging shaft, and the filament discharging drafting roller and the filament discharging shaft are detachably connected in a sliding manner and realize coaxial rotation through the circumferential key groove bulge of the filament discharging shaft and the hollow structure of the filament discharging drafting roller.

The invention relates to a carbon fiber surface treatment device, wherein the upper end of a liquid containing groove is opened, the lower end of the liquid containing groove is sealed, through holes are formed in the left surface and the right surface of the liquid containing groove, blind holes of pulley rod sets and quartz glass windows are formed in the front surface and the rear surface of the liquid containing groove, and four pulley rod sets are symmetrically arranged in the liquid containing groove.

The pulley rod group comprises the pulley and the pulley shaft, and the surface of the pulley is smooth as much as possible in order to prevent the carbon fiber from being rubbed with the surface of the pulley to damage the carbon fiber in the process of drafting movement.

The invention relates to a carbon fiber surface treatment device, which comprises a laser source, a laser lifting table, a laser table lifting rod and a laser protection outer cover, wherein the laser source generates laser, the laser source is fixedly connected to the laser lifting table, the laser lifting table is in threaded connection with the laser table lifting rod, the laser table lifting rod is rotated in different directions, so that the laser lifting table is lifted and lowered, and the laser source, the laser lifting table and the laser table lifting rod are all arranged in the laser protection outer cover to prevent the laser source from being polluted.

According to the carbon fiber surface treatment device, the solution can be water, and can also be other solutions such as hydrogen peroxide or ammonium acetate.

The invention has the advantages that: the carbon fiber absorbs the laser emitted by the laser generating device and then rapidly heats up, the carbon on the surface of the carbon fiber is activated, meanwhile, the carbon fiber after rapid heating up is wrapped by the solution, on one hand, the excessive oxidation of air to the carbon fiber is prevented, on the other hand, the carbon fiber after rapid heating up enables chemical bonds between water or other solvent molecules in the solution to be broken, active functional groups are generated, the generated active functional groups are combined with the activated carbon atoms on the surface of the carbon fiber, active oxygen-containing functional groups are generated on the surface of the carbon fiber, the inertia of the surface of the carbon fiber is improved, the combination with resin is facilitated, and the whole set of device is economical, environment-.

Drawings

FIG. 1 is a schematic view of a carbon fiber surface treatment apparatus according to the present invention.

FIG. 2 is a structural view of a filament feeding device of a carbon fiber surface treatment device according to the present invention.

FIG. 3 is a view showing the internal structure of a liquid tank of the carbon fiber surface treatment apparatus according to the present invention.

FIG. 4 is a sectional view of a liquid tank of a carbon fiber surface treatment apparatus according to the present invention.

FIG. 5 is a front and rear view of a liquid tank of a carbon fiber surface treatment apparatus according to the present invention.

FIG. 6 is a schematic view showing the left and right side of a liquid tank of a carbon fiber surface treatment apparatus according to the present invention.

FIG. 7 is a schematic diagram of a laser generator of a carbon fiber surface treatment apparatus according to the present invention.

In the figure, 1, a base support, 2, a filament releasing device, 201, a filament releasing motor, 202 a filament releasing shaft, 203 a filament releasing drafting roller, 3, carbon fibers, 4, a controller, 5, a laser collecting plate, 6, a liquid containing groove, 601, the left and right surfaces of the liquid containing groove, 6011 the left and right surfaces of the liquid containing groove through holes, 602, the front and back surfaces of the liquid containing groove, 6021 a pulley block blind hole, 6022 the quartz glass window of the liquid containing groove, 7, a pulley rod group, 701, a pulley shaft, 702, a pulley, 8, a solution, 9, a filament collecting device, 10, a laser generator, 1001, a laser light source, 1002 a laser lifting platform, 1003, a laser platform lifting rod, 1004 and a laser protecting outer cover.

Detailed Description

The invention discloses a carbon fiber surface treatment device, which comprises a base support 1, a filament-releasing device 2, carbon fibers 3, a controller 4 and a laser collecting plate 5 as shown in figure 1, liquid containing groove 6, pulley rod group 7, solution 8, yarn collecting device 9, laser generating device 10, yarn releasing device 2 and yarn collecting device 9 are fixed at two ends of base support 1 respectively, yarn releasing device 2 and yarn collecting device 9 are controlled by same controller 4 to realize rotation at the same speed, liquid containing groove 6 is placed between yarn releasing device 2 and yarn collecting device 9, one end of carbon fiber 3 is fixed on yarn releasing device 2, the other end passes through liquid containing groove 6 and then is fixed on yarn collecting device 9, laser collecting plate 5 is placed behind liquid containing groove, pulley rod group 7 is arranged in liquid containing groove 6, laser generating device 10 is placed in front of liquid containing groove 6, liquid 8 is contained in liquid containing groove 6, and the amount of solution 8 is over carbon fiber 3.

The invention relates to a carbon fiber surface treatment device, as shown in fig. 2, a filament discharging device 2 comprises a filament discharging motor 201, a filament discharging shaft 202 and a filament discharging drafting roller 203, wherein the filament discharging shaft 202 and the filament discharging motor 201 are integrated, the filament discharging shaft 202 is circumferentially provided with a key groove bulge, the filament discharging drafting roller 203 is of a hollow structure, the hollow shape is matched with the key groove bulge on the circumference of the filament discharging shaft 202, and the filament discharging drafting roller 203 and the filament discharging shaft 202 are detachably connected in a sliding manner and realize coaxial rotation through the circumferential key groove bulge of the filament discharging shaft 202 and the hollow structure of the filament discharging drafting roller 203.

The invention relates to a carbon fiber surface treatment device, as shown in figures 3-6, the upper end of a liquid containing groove 6 is open, the lower end is sealed, through holes 6011 are arranged on the left and right surfaces 601 of the liquid containing groove 6, pulley rod group blind holes 6021 and quartz glass windows 6022 are arranged on the front and back surfaces 602, four pulley rod groups 7 are arranged in the liquid containing groove 6, and the four pulley rod groups are arranged symmetrically left and right.

According to the carbon fiber surface treatment device, the pulley rod group 7 comprises the pulley 701 and the pulley shaft 702, and in order to prevent the carbon fibers from being rubbed with the surface of the pulley 701 to damage the carbon fibers in the process of drafting movement, the surface of the pulley 701 should be as smooth as possible.

As shown in fig. 7, a laser generator 10 of the carbon fiber surface treatment apparatus of the present invention includes a laser light source 1001, a laser lift table 1002, a laser lift rod 1003, and a laser protection cover 1004; the laser light source 1001 generates laser, the laser light source 1001 is fixedly connected to the laser lifting platform 1002, the laser lifting platform 1002 is in threaded connection with the laser lifting platform 1003, and the laser lifting platform 1003 is rotated in different directions, so that the laser lifting platform 1002 can ascend and descend, the laser light source 1001, the laser lifting platform 1002 and the laser lifting platform 1003 are all in the laser protection outer cover 1004, and the laser light source is prevented from being polluted.

According to the carbon fiber surface treatment device, the solution 8 can be water, and can also be other solutions such as hydrogen peroxide or ammonium acetate.

The working principle is as follows: fixing one end of a carbon fiber 3 on a filament releasing device 2, penetrating the other end of the carbon fiber from one end of a liquid containing groove 6 close to the filament releasing device 2, changing the direction by bypassing four pulley blocks 7 in the liquid containing groove 6, penetrating out of the other side of the liquid containing groove 6, fixing the carbon fiber on a filament collecting device 9, keeping the carbon fiber 3 in a tight state, adding a solution 8 into the liquid containing groove 6 until the amount of the solution 8 is not over the carbon fiber 3 between the two pulley blocks 7 at the bottom of the liquid containing groove 6, starting a laser calibration signal lamp, adjusting the position of a laser light source 1001 fixed on a laser lifting platform 1002 by rotating a laser lifting rod 1003, enabling the laser calibration signal lamp to irradiate on the carbon fiber 3, starting a controller 4, enabling the filament releasing device 2 and the filament collecting device 9 to rotate at the same speed, finally starting the laser light source 1001, enabling emitted laser to irradiate on the carbon fiber 3 after passing through a quartz glass, the laser surface modification of the carbon fiber is realized under the liquid phase condition.

It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.