阅读说明：本技术 一种耐磨型uv加热双固化光纤环氧胶及其制备方法 (Wear-resistant UV heating dual-curing optical fiber epoxy adhesive and preparation method thereof ) 是由 程晓楠 张来庆 梁鑫 苟曲廷 于 2021-09-16 设计创作，主要内容包括：本发明公开了一种耐磨型UV加热双固化光纤环氧胶及其制备方法。所述耐磨型UV加热双固化光纤环氧胶包括以下质量份数的原料制备而成：UV固化树脂50-100份、热固性树脂50-100份、活性单体30-60份、光引发剂1-10份、固化剂1-10份、表面改性玄武岩纤维1-10份、功能助剂1-5份。制得的耐磨型UV加热双固化光纤环氧胶具有固化速度快、粘结力强的特点,固化后的光纤环氧胶耐磨性好。(The invention discloses wear-resistant UV heating dual-curing optical fiber epoxy glue and a preparation method thereof. The wear-resistant UV heating dual-curing optical fiber epoxy adhesive is prepared from the following raw materials in parts by mass: 50-100 parts of UV curing resin, 50-100 parts of thermosetting resin, 30-60 parts of active monomer, 1-10 parts of photoinitiator, 1-10 parts of curing agent, 1-10 parts of surface modified basalt fiber and 1-5 parts of functional auxiliary agent. The prepared wear-resistant UV heating dual-curing optical fiber epoxy adhesive has the characteristics of high curing speed and strong bonding force, and the cured optical fiber epoxy adhesive has good wear resistance.)

1. The wear-resistant UV heating dual-curing optical fiber epoxy adhesive is characterized by comprising the following raw materials in parts by mass: 50-100 parts of UV curing resin, 50-100 parts of thermosetting resin, 30-60 parts of active monomer, 1-10 parts of photoinitiator, 1-10 parts of curing agent, 1-10 parts of surface modified basalt fiber and 1-5 parts of functional auxiliary agent.

2. The abrasion-resistant UV-heated dual-cure optical fiber epoxy glue of claim 1, wherein the UV-cured resin comprises epoxy acrylate, urethane acrylate, and polyester acrylate.

3. The abrasion-resistant UV heated dual cure fiber optic epoxy according to claim 1, wherein the thermosetting resin comprises an epoxy resin.

4. The abrasion-resistant UV-heated dual-cure optical fiber epoxy according to claim 1, wherein the reactive monomer comprises at least one of a glycerolated triacrylate, an ethoxylated trimethylolpropane triacrylate.

5. The abrasion-resistant UV-heated dual-cure optical fiber epoxy according to claim 1, wherein the photoinitiator is a free radical polymerization photoinitiator;

the free radical polymerization photoinitiator comprises at least one of 1-hydroxycyclohexyl phenyl ketone and 2-hydroxy-2-methyl-1-phenyl-1-acetone.

6. The abrasion-resistant UV-heated dual-cure optical fiber epoxy according to claim 1, wherein the curing agent comprises 2-ethyl-4-methylimidazole.

7. The abrasion-resistant UV-heated dual-curing optical fiber epoxy glue according to claim 1, wherein the functional additives comprise an antifoaming agent, a wetting and leveling agent and a coupling agent.

8. A method for preparing the abrasion-resistant UV-heating dual-curing optical fiber epoxy glue according to any one of claims 1 to 7, comprising the following steps:

(1) respectively adding the UV curing resin and the active monomer into a reaction kettle, and stirring and mixing the materials uniformly to obtain a mixed solution A;

(2) adding the surface modified basalt fiber into the mixed liquor A obtained in the step (1), and stirring and mixing the mixture uniformly to obtain mixed liquor B;

(3) adding thermosetting resin, a photoinitiator, a curing agent and a functional auxiliary agent into the mixed solution B obtained in the step (2), and stirring and mixing uniformly to obtain a mixed solution C;

(4) and (4) defoaming the mixed solution C obtained in the step (3) to obtain the wear-resistant UV heating dual-curing optical fiber epoxy glue.

9. The method for preparing the abrasion-resistant UV-heated dual-curing optical fiber epoxy glue according to claim 8, wherein the surface modified basalt fiber added in the step (2) is prepared by the following steps:

1) taking basalt fiber, and grinding to obtain basalt fiber powder;

2) carrying out surface activation treatment on the basalt fiber powder;

3) dipping the basalt fiber powder subjected to surface activation treatment by using a silane coupling agent solution;

4) and drying the basalt fiber powder subjected to the silane coupling agent solution impregnation treatment to obtain the surface modified basalt fiber.

10. The preparation method of the wear-resistant UV heating dual-curing optical fiber epoxy glue according to claim 9, characterized in that basalt fiber powder surface activation treatment equipment is adopted to carry out surface activation treatment and impregnation treatment on the basalt fiber powder, wherein the basalt fiber powder surface activation treatment equipment comprises a rack and a plasma machine (3); the device is characterized by further comprising a dispersing processing part and a moving unit (4), wherein the moving unit (4) comprises a horizontal moving assembly (10) and a vertical moving assembly (11), the horizontal moving assembly (10) and the vertical moving assembly (11) are respectively used for horizontal movement and vertical movement of the plasma machine (3), the dispersing processing part comprises a connected dispersing unit and a coupling agent processing unit, the dispersing processing unit is used for dispersing basalt fiber powder, the coupling agent processing unit is used for basalt fiber powder dipping processing, and the plasma machine (3) is used for basalt fiber powder surface activation processing.

Technical Field

The invention belongs to the technical field of adhesives, and particularly relates to a wear-resistant UV heating dual-curing optical fiber epoxy adhesive and a preparation method thereof.

Background

The optical fiber materials are not continuous and need to be fixedly connected through an optical fiber connecting machine, and when the optical fiber connecting machine is used for connecting a plurality of optical fibers, an adhesive is required to achieve the purpose of connection. And the adhesive layer of the joint of the optical fiber is easily worn by the outside to influence the connection performance in the transportation and installation processes. Therefore, when the epoxy adhesive is prepared, the wear resistance of the epoxy adhesive can be improved by using the measures of resin with good wear resistance, filler addition and the like.

Basalt fibers are often used as reinforcing materials of concrete, asphalt and other materials, and can effectively improve the strength, wear resistance and the like of the materials. However, the basalt fiber has smooth surface, low surface energy, chemical inertness, poor wettability with a resin matrix and poor interface bonding strength, and the surface of the basalt fiber needs to be modified to improve the interface compatibility of the basalt fiber and the resin matrix.

Disclosure of Invention

Based on the defects in the prior art, the wear-resistant UV heating dual-curing optical fiber epoxy adhesive has the characteristics of high curing speed and strong bonding force, and the cured optical fiber epoxy adhesive has good wear resistance.

In order to solve the technical problems, the technical scheme adopted by the invention is as follows:

the wear-resistant UV heating dual-curing optical fiber epoxy adhesive is prepared from the following raw materials in parts by mass: 50-100 parts of UV curing resin, 50-100 parts of thermosetting resin, 30-60 parts of active monomer, 1-10 parts of photoinitiator, 1-10 parts of curing agent, 1-10 parts of surface modified basalt fiber and 1-5 parts of functional auxiliary agent.

Preferably, the UV curable resin includes epoxy acrylate, urethane acrylate, and polyester acrylate;

preferably, the mass ratio of the epoxy acrylate, the polyurethane acrylate and the polyester acrylate is 1-2: 1-2: 1-2.

Preferably, the thermosetting resin comprises an epoxy resin;

preferably, the epoxy resin comprises an E-51 epoxy resin.

Preferably, the reactive monomer comprises at least one of a glycerolated triacrylate, an ethoxylated trimethylolpropane triacrylate.

Preferably, the photoinitiator is a free radical polymerization photoinitiator comprising at least one of 1-hydroxycyclohexyl phenyl ketone (photoinitiator 184), 2-hydroxy-2-methyl-1-phenyl-1-propanone (photoinitiator 1173).

Preferably, the curing agent comprises 2-ethyl-4-methylimidazole.

Preferably, the functional auxiliary agent comprises a defoaming agent, a wetting and leveling agent and a coupling agent;

preferably, the defoamer comprises a silicone defoamer TEGO FOAMEX 10 (german digao); the wetting and leveling agent comprises a wetting and leveling agent BYK-348 (German Bick); the coupling agent comprises a coupling agent KH 550;

preferably, the mass ratio of the defoaming agent to the wetting and leveling agent to the coupling agent is 1-3: 1-3: 1-3.

A preparation method of wear-resistant UV heating dual-curing optical fiber epoxy glue comprises the following steps:

(1) respectively adding the UV curing resin and the active monomer into a reaction kettle, and stirring and mixing the materials uniformly to obtain a mixed solution A;

(2) adding the surface modified basalt fiber into the mixed liquor A obtained in the step (1), and stirring and mixing the mixture uniformly to obtain mixed liquor B;

(3) adding thermosetting resin, a photoinitiator, a curing agent and a functional auxiliary agent into the mixed solution B obtained in the step (2), and stirring and mixing uniformly to obtain a mixed solution C;

(4) and (4) defoaming the mixed solution C obtained in the step (3) to obtain the wear-resistant UV heating dual-curing optical fiber epoxy glue.

Preferably, the surface modified basalt fiber added in the step (2) is prepared by the following steps:

1) taking basalt fiber, and grinding to obtain basalt fiber powder;

the particle size of the basalt fiber powder is 400-600 meshes;

2) carrying out surface activation treatment on the basalt fiber powder;

3) dipping the basalt fiber powder subjected to surface activation treatment by using a silane coupling agent solution;

the dosage of the silane coupling agent solution is 3-5 times of the weight of the basalt fiber powder;

the dipping temperature is 40-50 ℃, and the dipping time is 30-60 min;

the silane coupling agent in the silane coupling agent solution comprises KH-550;

the silane coupling agent solution comprises 20% by mass of a silane coupling agent, 72% by mass of ethanol and 8% by mass of water.

4) And drying the basalt fiber powder subjected to the silane coupling agent solution impregnation treatment to obtain the surface modified basalt fiber.

Preferably, the basalt fiber powder is subjected to surface activation treatment by using a plasma surface treatment technique.

The plasma is also called plasma, is an ionized gaseous substance consisting of atoms after partial electrons are deprived and positive and negative electrons generated after the atoms are ionized, has electrons, ions and neutral particles with certain energy distribution, can transfer the energy of the plasma to molecules on the surface of a material when the plasma collides with the surface of the material to be processed, generates a series of physical and chemical processes, can introduce polar groups on the surface of the material, generates free radicals and a crosslinking layer, and effectively improves the surface activity of the material.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention adopts the adhesive prepared by taking UV curing resin and thermosetting resin as main bodies, the UV curing resin is cured by polymerization reaction with active monomers under the induction action of a photoinitiator under the irradiation of ultraviolet rays, and the thermosetting resin and a curing agent are cured under the heating condition, so that the UV heating dual curing is realized; the UV curing resin comprises polyurethane acrylate and has better wear resistance, and the wear resistance of the epoxy adhesive can be further improved by adding the surface modified basalt fiber.

2. The curing agent used in the invention is a medium-temperature latent curing agent, has excellent latent type and relatively reduced curing temperature, can cure epoxy resin under the heating condition of being lower than 100 ℃, and has long storage period of epoxy glue.

3. The surface modified basalt fiber added in the invention is prepared by plasma surface activation treatment and then silane coupling agent impregnation treatment, has better compatibility with the resin main body, can be uniformly dispersed in the glue solution, and achieves the purpose of enhancing the wear resistance of the epoxy glue.

Drawings

FIG. 1 is a flow diagram of a manufacturing process of the present invention;

FIG. 2 is a first perspective view of the basalt fiber powder surface activation treatment apparatus;

FIG. 3 is a second perspective view of the basalt fiber powder surface activation treatment facility;

FIG. 4 is a partially cut-away perspective view of the basalt fiber powder surface activation processing apparatus;

FIG. 5 is an enlarged perspective view of the dispersion treatment section;

FIG. 6 is an enlarged front view of the dispersion treatment section;

FIG. 7 is an enlarged side view of the dispersion treating section;

fig. 8 is an enlarged perspective view of the turning fan blade.

In the figure: 1. a base; 2. a side plate; 3. a plasma machine; 4. a mobile unit; 5. a holding case; 6. a drive motor; 7. a support bar; 8. a fixing box; 9. placing the box; 10. a horizontal movement assembly; 11. a vertical movement assembly; 12. a vibrating box; 13. a leveling table; 14. a control valve; 15. a discharge pipe; 16. a vertical shock spring; 17. a horizontal shock spring; 18. a threaded guide rod; 19. a nut; 20. a fixed mount; 21. a cam; 22. turning over the fan blades; 23. and (5) overturning the motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Preparing surface modified basalt fibers:

1) taking basalt fiber, and grinding to obtain basalt fiber powder with the particle size of 400-600 meshes;

2) carrying out surface activation treatment on the basalt fiber powder;

3) dipping the basalt fiber powder subjected to surface activation treatment by using a silane coupling agent solution;

the dosage of the silane coupling agent solution is 4 times of the weight of the basalt fiber powder, the dipping temperature is 45 ℃, and the dipping time is 50 min;

4) and drying the basalt fiber powder subjected to the silane coupling agent solution impregnation treatment to obtain the surface modified basalt fiber.

Example 2

The wear-resistant UV heating dual-curing optical fiber epoxy adhesive is prepared from the following raw materials in parts by mass:

10 parts of epoxy acrylate, 30 parts of polyurethane acrylate, 10 parts of polyester acrylate, 50 parts of E-51 epoxy resin, 30 parts of glycerinated triacrylate, 1841 part of photoinitiator, 1 part of 2-ethyl-4-methylimidazole, 1 part of surface modified basalt fiber, 100.2 parts of organosilicon defoamer TEGO FOAMEX, BYK-3480.3 parts of wetting and leveling agent and KH 5500.5 parts of coupling agent;

the preparation method comprises the following steps:

(1) respectively adding epoxy acrylate, polyurethane acrylate, polyester acrylate and glycerinated triacrylate into a reaction kettle, and stirring and mixing uniformly to obtain a mixed solution A;

(2) adding the surface modified basalt fiber into the mixed liquor A obtained in the step (1), and stirring and mixing the mixture uniformly to obtain mixed liquor B;

(3) adding E-51 epoxy resin, a photoinitiator 184, 2-ethyl-4-methylimidazole, an organic silicon defoamer TEGO FOAMEX 10, a wetting and leveling agent BYK-348 and a coupling agent KH550 into the mixed solution B obtained in the step (2), and stirring and mixing uniformly to obtain mixed solution C;

(4) and (4) defoaming the mixed solution C obtained in the step (3) to obtain the wear-resistant UV heating dual-curing optical fiber epoxy glue.

Example 3

The wear-resistant UV heating dual-curing optical fiber epoxy adhesive is prepared from the following raw materials in parts by mass:

40 parts of bisphenol A epoxy acrylate, 30 parts of polyurethane acrylate, 30 parts of polyester acrylate, 100 parts of E-51 epoxy resin, 60 parts of ethoxylated trimethylolpropane triacrylate, 117310 parts of photoinitiator, 10 parts of 2-ethyl-4-methylimidazole, 10 parts of surface modified basalt fiber, 101.5 parts of organosilicon defoamer TEGO FOAMEX, BYK-3481.5 parts of wetting and leveling agent and KH 5502 parts of coupling agent;

the preparation method comprises the following steps:

(1) respectively adding epoxy acrylate, polyurethane acrylate, polyester acrylate and ethoxylated trimethylolpropane triacrylate into a reaction kettle, and stirring and mixing uniformly to obtain a mixed solution A;

(2) adding the surface modified basalt fiber into the mixed liquor A obtained in the step (1), and stirring and mixing the mixture uniformly to obtain mixed liquor B;

(3) adding E-51 epoxy resin, a photoinitiator 1173, 2-ethyl-4-methylimidazole, an organic silicon defoamer TEGO FOAMEX 10, a wetting and leveling agent BYK-348 and a coupling agent KH550 into the mixed solution B obtained in the step (2), and stirring and mixing uniformly to obtain mixed solution C;

(4) and (4) defoaming the mixed solution C obtained in the step (3) to obtain the wear-resistant UV heating dual-curing optical fiber epoxy glue.

Example 4

The wear-resistant UV heating dual-curing optical fiber epoxy adhesive is prepared from the following raw materials in parts by mass:

25 parts of bisphenol A epoxy acrylate, 25 parts of polyurethane acrylate, 25 parts of polyester acrylate, 75 parts of E-51 epoxy resin, 20 parts of glycerinated triacrylate, 25 parts of ethoxylated trimethylolpropane triacrylate, 1842.5 parts of a photoinitiator, 11732.5 parts of a photoinitiator, 5 parts of 2-ethyl-4-methylimidazole, 5 parts of surface modified basalt fiber, an organic silicon defoamer TEGO FOAMEX 101 parts, a wetting leveling agent BYK-3481 parts and a coupling agent KH 5501 parts;

the preparation method comprises the following steps:

(1) respectively adding epoxy acrylate, polyurethane acrylate, polyester acrylate, glycerinated triacrylate and ethoxylated trimethylolpropane triacrylate into a reaction kettle, and stirring and mixing uniformly to obtain a mixed solution A;

(2) adding the surface modified basalt fiber into the mixed liquor A obtained in the step (1), and stirring and mixing the mixture uniformly to obtain mixed liquor B;

(3) adding E-51 epoxy resin, a photoinitiator 184, a photoinitiator 1173, 2-ethyl-4-methylimidazole, an organic silicon defoamer TEGO FOAMEX 10, a wetting and leveling agent BYK-348 and a coupling agent KH550 into the mixed solution B obtained in the step (2), and stirring and mixing uniformly to obtain mixed solution C;

(4) and (4) defoaming the mixed solution C obtained in the step (3) to obtain the wear-resistant UV heating dual-curing optical fiber epoxy glue.

In examples 2 to 4, the surface-modified basalt fiber prepared in example 1 was used as the surface-modified basalt fiber; the epoxy acrylate is bisphenol A epoxy acrylate RJ313 (German good chemical); the urethane acrylate is aliphatic urethane acrylate RJ429 (Germany good chemical); the polyester acrylate adopts hyperbranched polyester acrylate RJ544 (German good chemical); the glycerinated triacrylate was used as glycerinated acrylate OTA-480 (a new resin).

Comparative example 1

Compared with the example 2, when the UV heating dual-curing optical fiber epoxy glue is prepared, the polyurethane acrylate is not added, the epoxy acrylate and the polyester acrylate are replaced by the same amount of 1:1, and other conditions are not changed.

Comparative example 2

Compared with the example 2, when the UV heating dual-curing optical fiber epoxy glue is prepared, the surface modified basalt fiber is not added, and other conditions are not changed.

Comparative example 3

Compared with the example 2, when the UV heating dual-curing optical fiber epoxy glue is prepared, the added surface modified basalt fiber is directly subjected to dipping treatment by using a silane coupling agent without plasma surface activation treatment, and other conditions are not changed.

Comparative example 4

Compared with the example 2, when the UV heating dual-curing optical fiber epoxy glue is prepared, the basalt fiber powder which is not subjected to surface activation treatment and dipping treatment is added, and other conditions are not changed.

Example 5

This example discloses a basalt fiber powder surface activation treatment apparatus in which surface activation treatment and impregnation treatment were performed when producing surface-modified basalt fiber in the above example 1.

As shown in fig. 2 to 8, the basalt fiber powder surface activation processing apparatus includes a frame, a plasma machine 3, and further includes a dispersion processing section, a moving unit 4, the moving unit 4 includes a horizontal moving member 10 and a vertical moving member 11, the horizontal moving member 10 and the vertical moving member 11 are respectively used for horizontal movement and vertical movement of the plasma machine 3, the dispersion processing section includes a phase connection dispersion unit for dispersing basalt fiber powder, a coupling agent processing unit for basalt fiber powder impregnation processing, and the plasma machine 3 is used for basalt fiber powder surface activation processing.

As an implementation manner in this embodiment, the frame includes a base 1, side plates 2 are fixedly connected to both sides of the top of the base 1, the same connecting plate is fixedly connected between a pair of side plates 2, a horizontal moving assembly 10 is connected to the side plates 2 and the connecting plate, the horizontal moving assembly 10 includes a pair of guide posts fixedly connected between the pair of side plates 2, guide blocks are movably sleeved on the pair of guide posts, the same longitudinal plate is fixedly connected to the pair of guide blocks, a first servo motor is fixedly connected to one side of the connecting plate, the same first screw rod is rotatably connected between the pair of side plates 2, a first threaded pipe is threadedly connected to the first threaded pipe and is fixedly connected to the longitudinal plate, a first belt wheel is fixedly sleeved on an output end of the first servo motor and one end of the first screw rod, the same first belt is tensioned on the pair of first belt wheels, the vertical moving assembly 11 is connected to the longitudinal plate, the vertical moving component 11 comprises a second servo motor fixedly connected to a longitudinal plate, one side of the longitudinal plate is fixedly connected with a guide rail, a slide block is connected to the guide rail in a sliding manner, one side of the slide block is fixedly connected with a mounting seat, one side of the mounting seat is fixedly connected with a horizontal plate, the horizontal plate is connected with a rotating plate in a rotating manner, the top of the rotating plate is fixedly connected with a driven gear, one side of the driven gear is meshed with a driving gear, one side of the longitudinal plate is fixedly connected with a driving motor, the driving gear is fixedly connected to the output end of the driving motor, the plasma machine 3 is eccentrically and fixedly connected to the bottom of the rotating plate, the longitudinal plate is rotatably connected with a second screw rod, the slide block is in threaded connection with the second screw rod, the output end of the second servo motor and one end of the second screw rod are fixedly sleeved with second belt wheels, the same second belt is tensioned on a pair of the second belt wheels, and the dispersing unit and the coupling agent processing unit are positioned below the plasma machine 3, and is connected with the base 1, the output end of the first servo motor rotates to drive the first belt wheel to rotate, the other first belt wheel rotates through the first belt, the other first belt wheel rotates to drive the first screw rod to rotate, under the guiding action of a pair of guide posts, the first threaded pipe and the longitudinal plate move in the horizontal direction, the output end of the second servo motor rotates to drive one of the second belt wheels to rotate, the other second belt wheel rotates through a second belt to drive a second screw rod to rotate, under the guide effect of guided way, make slider and 3 longitudinal movement of plasma machine to the realization adjusts the position of plasma machine 3, control 3 bottoms of plasma machine and be located dispersion unit position and distance, the output that drives the motor rotates and drives drive gear and rotate, drive gear meshes with driven gear mutually, makes the rotor plate rotate on the horizontal plate, and the rotor plate rotates and drives 3 eccentric rotations of plasma machine.

As an implementation manner in this embodiment, the dispersing unit includes three support rods 7 fixedly connected to the top of the base 1, one side of each of the three support rods 7 is fixedly connected with a horizontal vibration spring 17, one end of each of the three horizontal vibration springs 17 is fixedly connected with the same retaining shell 5, the bottom of the retaining shell 5 is movably sleeved with a vibration box 12, the side walls of the retaining shell 5 and the vibration box 12 are respectively and fixedly connected with a pair of upper fixing plates and a pair of lower fixing plates, the bottoms of the pair of upper fixing plates are respectively and fixedly connected with a threaded guide rod 18, the pair of lower fixing plates are respectively sleeved on the pair of threaded guide rods 18, the pair of threaded guide rods 18 are respectively and threadedly connected with a nut 19, a vertical vibration spring 16 is arranged between the nut 19 and the lower fixing plates, the vertical vibration spring 16 is movably sleeved on the threaded guide rod 18, the same fixing frame 20 is fixedly connected to the pair of lower fixing plates, the top of the side plate 2 is fixedly connected with a driving motor 6, the output end of the driving motor 6 is fixedly connected with a cam 21, the side wall of the cam 21 is contacted with one end of a fixed frame 20, the inner wall of a vibration box 12 is fixedly connected with a flat table 13, the bottom of the vibration box 12 is fixedly connected with a turnover motor 23, the output end of the turnover motor 23 is fixedly connected with a plurality of turnover fan blades 22, the bottoms of the turnover fan blades 22 are jointed with the flat table 13 and the inner wall of the vibration box 12, the inner walls of the turnover fan blades 22 are of arc structures, one side of each turnover fan blade is of a C-shaped structure, the arc structures are smoothly transited from bottom to top to the C-shaped structure, the C-shaped structure is positioned right above the flat table 13, the rotating track of the bottom end of the plasma machine 3 and the projection of the rotating track of the C-shaped structure coincide on the same horizontal plane, a plurality of uniformly distributed discharge holes are formed in the rotating shaft side of the turnover fan blades 22, and a control valve 14 is arranged in the discharge holes, the end parts of the discharge holes are fixedly connected with the same annular pipe, the side wall of the annular pipe is obliquely and downwards fixedly connected with a discharge pipe 15, one end of a fixed frame 20 is of a spherical structure, the inner wall of the bottom of the vibration box 12 is of a semi-circular arc structure, a coupling agent processing unit is positioned below one end of the discharge pipe 15, basalt fiber powder is placed in the vibration box 12, the output end of a driving motor 6 rotates to drive a cam 21 to rotate, the side wall of the cam 21 is in contact with the end part of the fixed frame 20 to push the fixed frame 20 to move upwards, the fixed frame 20 drives the vibration box 12 to move upwards relative to the retaining shell 5, up-and-down vibration motion is realized under the elastic force action of a vertical vibration spring 16, force is transferred through a threaded guide rod 18, so that the retaining shell 5 is in a horizontal vibration trend under the elastic force action of the horizontal vibration springs 17, and under the matching action of the vertical vibration spring 16 and the horizontal vibration spring 17, the vibration box 12 is in a uniform swinging state, the inner wall of the bottom of the vibration box 12 is in a semicircular arc structure, basalt fiber powder is gathered towards the lowest position of the vibration box 12 in a circle of waves in the vibration box 12, the output end of the turnover motor 23 rotates to drive the plurality of turnover fan blades 22 to rotate, the bottoms of the turnover fan blades 22 are attached to the inner walls of the horizontal platform 13 and the vibration box 12, the inner walls of the turnover fan blades 22 are in an arc structure, one side of each turnover fan blade 22 is in a C-shaped structure, the arc structure is transited from bottom to top smoothly to the C-shaped structure, the C-shaped structure is positioned right above the horizontal platform 13, the basalt fiber powder is discharged from the C-shaped structure along the arc structure, turnover to the horizontal platform 13 is realized, the rotation track of the bottom end of the plasma machine 3 is superposed with the projection of the rotation track of the C-shaped structure on the same horizontal plane, and plasma surface activation treatment is realized on the basalt fiber powder on the horizontal platform 13, the treatment effect is improved, compared with the traditional mode, the method improves the surface plasma activation treatment speed of the basalt fiber powder and the surface plasma activation treatment rate of the basalt fiber powder, and test results show that the treatment rate reaches 90% -95% in a short time.

Wherein, the bottom end of the plasma machine 3 is the ejecting part of the plasma in the plasma machine 3.

In this embodiment, coupling agent processing unit includes fixed connection in the fixed box 8 on base 1 top, the endotheca of fixed box 8 is equipped with places box 9, be provided with coupling agent in placing box 9, the one end of discharging pipe 15 extends to in placing box 9, fixedly connected with pipe holder on the lateral wall of fixed box 8, discharging pipe 15 joint is on pipe holder, discharging pipe 15 is plastic hose, basalt fiber powder surface is after plasma activation, place in the box 9 through discharging pipe 15 cunning, place the coupling agent in the box 9 and carry out the flooding processing to basalt fiber powder, place box 9 and set up in fixed box 8, be convenient for place taking of box 9, the convenience of operation nature has been improved.

In this embodiment, the controller is installed at the top of the base 1, and the first servo motor, the second servo motor, the plasma machine 3, the driving motor 6 and the control valve 14 are all in signal connection with the controller, and by arranging the controller, the automatic operation is realized, the surface treatment speed of the basalt fiber powder is improved, and the time and the labor are saved.

The working principle of the basalt fiber powder surface activation treatment equipment is as follows:

the output end of the first servo motor rotates to drive the first belt wheel to rotate, the other first belt wheel rotates through a first belt, the other first belt wheel rotates to drive the first screw rod to rotate, the first threaded pipe and the longitudinal plate move in the horizontal direction under the guiding action of the pair of guide posts, the output end of the second servo motor rotates to drive one of the second belt wheels to rotate, the other second belt wheel rotates through a second belt to drive the second screw rod to rotate, the sliding block and the plasma machine 3 longitudinally move under the guiding action of the guide rails until the end part of the plasma machine 3 is adjusted to the top of the flat platform 13, and the distance from the bottom end of the plasma machine 3 to the basalt fiber powder in the vibration box 12 is controlled;

the basalt fiber powder is placed in the vibration box 12, the output end of the turnover motor 23 rotates to drive the plurality of turnover fan blades 22 to rotate, the bottoms of the turnover fan blades 22 are attached to the inner walls of the horizontal platform 13 and the vibration box 12, the inner walls of the turnover fan blades 22 are of arc-shaped structures, one sides of the turnover fan blades are of C-shaped structures, the arc-shaped structures are smoothly transited from bottom to top to the C-shaped structures, and the C-shaped structures are located right above the horizontal platform 13, so that the basalt fiber powder is discharged from the C-shaped structures along the arc-shaped structures to be turned over onto the horizontal platform 13, the rotating track of the bottom end of the plasma machine 3 is superposed with the projection of the rotating track of the C-shaped structures on the same horizontal plane, and plasma surface activation treatment of the basalt fiber powder on the horizontal platform 13 is achieved;

the output end of the driving motor 6 rotates to drive the cam 21 to rotate, the side wall of the cam 21 is contacted with the end part of the fixed frame 20 to push the fixed frame 20 to move upwards, the fixed frame 20 drives the vibration box 12 to move upwards relative to the holding shell 5, the vertical vibration motion is realized under the elastic force action of the vertical vibration spring 16, the force is transferred through the threaded guide rod 18, the holding shell 5 is in a horizontal vibration trend under the elastic force action of a plurality of horizontal vibration springs 17, the vibration box 12 is in a uniform swinging state under the matching action of the vertical vibration spring 16 and the horizontal vibration spring 17, the inner wall of the bottom of the vibration box 12 is in a semi-circular arc structure, the basalt fiber powder is gathered towards the lowest position of the vibration box 12 in a circle of waves in the vibration box 12, the steps are repeated, the untreated basalt fiber powder on the surface is conveyed to the flat-position table 13 through the overturning fan blades 22 to carry out plasma surface activation treatment, the treatment effect is improved, compared with the traditional mode, the method improves the surface plasma activation treatment speed of the basalt fiber powder and the surface plasma activation treatment rate of the basalt fiber powder, and test results show that the treatment rate reaches 90% -95% in a short time.

The basalt fiber powder surface activation treatment equipment is reasonable in structure, the basalt fiber powder is placed at the output end of an overturning motor in a vibration box to rotate to drive a plurality of overturning fan blades to rotate, the bottoms of the overturning fan blades are attached to the inner walls of a flat table and the vibration box, the inner walls of the overturning fan blades are of arc-shaped structures, one sides of the inner walls of the overturning fan blades are of C-shaped structures, the arc-shaped structures are smoothly transited to the C-shaped structures from bottom to top, the C-shaped structures are located right above the flat table, the basalt fiber powder is discharged from the C-shaped structures along the arc-shaped structures, the overturning to the flat table is realized, the rotating track of the bottom end of a plasma machine and the projection of the rotating track of the C-shaped structures coincide on the same horizontal plane, and the plasma surface activation treatment of the basalt fiber powder on the flat table is realized;

furthermore, the output end of the driving motor rotates to drive the cam to rotate, the side wall of the cam is contacted with the end part of the fixing frame to push the fixing frame to move upwards, the fixing frame drives the vibration box to move upwards relative to the holding shell, up-and-down vibration motion is realized under the elastic action of the vertical vibration spring, force is transferred through the threaded guide rod, the holding shell is in a horizontal vibration trend under the elastic action of a plurality of horizontal vibration springs, the vibration box is in a uniform swinging state under the matching action of the vertical vibration spring and the horizontal vibration spring, the inner wall of the bottom of the vibration box is in a semi-circular arc structure, the basalt fiber powder is gathered towards the lowest position of the vibration box in a circle of waves in the vibration box, the turnover fan blades rotate, the basalt fiber powder with unprocessed surface is conveyed to the flat table through the turnover fan blades to perform plasma surface activation treatment, and the treatment effect is improved, compared with the traditional mode, the method improves the plasma activation processing speed of the basalt fiber powder surface and the plasma activation processing rate of the basalt fiber powder surface, and the test result shows that the processing rate reaches 90-95% in a short time;

furthermore, the output end of the first servo motor rotates to drive the first belt wheel to rotate, the other first belt wheel rotates through the first belt, the other first belt wheel rotates to drive the first screw rod to rotate, the first threaded pipe and the longitudinal plate move in the horizontal direction under the guiding effect of the pair of guide posts, the output end of the second servo motor rotates to drive one of the second belt wheels to rotate, the other second belt wheel rotates through the second belt to drive the second screw rod to rotate, the sliding block and the plasma machine move longitudinally under the guiding effect of the guide rails, and therefore the position of the plasma machine is adjusted, the distance between the bottom end of the plasma machine and the basalt fiber powder in the vibration box is controlled, and reciprocating plasma surface treatment is conducted on the basalt fiber powder.

Examples of the experiments

The abrasion-resistant UV heating dual-curing optical fiber epoxy glue prepared in the specific examples 2-4 and the comparative examples 1-4 is subjected to a performance test:

(1) and (3) testing the wear resistance: the method is carried out by referring to a method in GB T9867 plus 2008 vulcanized rubber or thermoplastic rubber wear resistance measuring rotary roller type wearing machine method, completely cured epoxy glue is taken as a sample to be measured, reference glue is not adopted, the mass ratio of the mass of the epoxy glue reduced by wear to the mass of the epoxy glue before wear is taken as a wear rate, and the wear rate is higher and the wear resistance is poor;

(2) curing performance test (uv-heat dual cure treatment):

1) ultraviolet light curing: 2000mj/cm²5 minutes;

2) heating and curing: 60min at 100 ℃;

(3) and (3) testing the bonding strength: the method is carried out by referring to the method in GB/T11211-2009 vulcanized rubber or thermoplastic rubber and metal bonding strength determination two-plate method, the tensile value required by the damage of the sample is determined after the sample is completely cured, and the bonding strength (MPa) is obtained by dividing the maximum tensile value by the cross-sectional area of the sample.

The test results are shown in table 1:

TABLE 1

The test results in table 1 show that the UV heating dual-curing optical fiber epoxy adhesive prepared by the invention has the characteristics of high curing speed, strong adhesive force and wear resistance.

Compared with the example 2, in the comparative example 1, the polyurethane acrylate is not added, and the polyurethane acrylate has better wear resistance, so that the wear resistance of the prepared epoxy adhesive is obviously reduced after the polyurethane acrylate is replaced by the epoxy acrylate and the polyester acrylate;

compared with the embodiment 2, in the comparative example 2, the surface modified basalt fiber is not added, so that the wear resistance of the prepared epoxy glue is obviously reduced, and the bonding strength is also reduced;

compared with the example 2, the surface modified basalt fiber added in the comparative example 3 is not subjected to plasma surface activation treatment, and is directly subjected to impregnation treatment by using a silane coupling agent, so that the combination degree of the basalt fiber powder and the coupling agent is reduced, the miscibility with resin is reduced, and the wear resistance and the bonding strength of the epoxy glue are reduced;

in comparison with example 2, in comparative example 4 in which the basalt fiber powder that has not been subjected to the surface activation treatment and the impregnation treatment is added, the miscibility of the basalt fiber powder with the resin is poor, so that the abrasion resistance and the adhesive strength of the epoxy glue are lowered.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.