CN111826019A - Negative ion UV paint for PVC plastic floor and production process thereof - Google Patents

Negative ion UV paint for PVC plastic floor and production process thereof Download PDF

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Publication number
CN111826019A
CN111826019A CN202010564847.8A CN202010564847A CN111826019A CN 111826019 A CN111826019 A CN 111826019A CN 202010564847 A CN202010564847 A CN 202010564847A CN 111826019 A CN111826019 A CN 111826019A
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China
Prior art keywords
inner barrel
connecting rod
driven gear
outer barrel
paint
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CN202010564847.8A
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Chinese (zh)
Inventor
计凯翔
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Zhejiang Guanfeng New Material Co ltd
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Zhejiang Guanfeng New Material Co ltd
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Priority to CN202010564847.8A priority Critical patent/CN111826019A/en
Priority to PCT/CN2020/110711 priority patent/WO2021253620A1/en
Publication of CN111826019A publication Critical patent/CN111826019A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0006—Controlling or regulating processes
    • B01J19/002—Avoiding undesirable reactions or side-effects, e.g. avoiding explosions, or improving the yield by suppressing side-reactions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/0053—Details of the reactor
    • B01J19/0066—Stirrers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/28—Moving reactors, e.g. rotary drums
    • B01J19/285—Shaking or vibrating reactors; reactions under the influence of low-frequency vibrations or pulsations
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/04—Coating
    • C08J7/042—Coating with two or more layers, where at least one layer of a composition contains a polymer binder
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/002—Priming paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/66—Additives characterised by particle size
    • C09D7/67—Particle size smaller than 100 nm
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
    • E04F15/105—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials of organic plastics with or without reinforcements or filling materials
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
    • E04F15/00—Flooring
    • E04F15/02—Flooring or floor layers composed of a number of similar elements
    • E04F15/10—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials
    • E04F15/107—Flooring or floor layers composed of a number of similar elements of other materials, e.g. fibrous or chipped materials, organic plastics, magnesite tiles, hardboard, or with a top layer of other materials composed of several layers, e.g. sandwich panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00054—Controlling or regulating the heat exchange system
    • B01J2219/00056—Controlling or regulating the heat exchange system involving measured parameters
    • B01J2219/00058—Temperature measurement
    • B01J2219/00063—Temperature measurement of the reactants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00051—Controlling the temperature
    • B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
    • B01J2219/00087—Controlling the temperature by indirect heating or cooling employing heat exchange fluids with heat exchange elements outside the reactor
    • B01J2219/0009—Coils
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Architecture (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Polymers & Plastics (AREA)
  • Nanotechnology (AREA)
  • Medicinal Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Abstract

The invention discloses an anion UV paint for PVC plastic floor and a production process thereof, wherein the anion UV paint comprises a primer and a finish paint, the primer and the finish paint are composed of UV gloss oil, negative oxygen ion powder, a curing agent, a silicon dioxide dispersion liquid and bentonite, and the weight ratio of the UV gloss oil, the negative oxygen ion powder, the curing agent, the silicon dioxide dispersion liquid and the bentonite of the primer and the finish paint is as follows: 0.8-1.2: 0.2-0.6: 0.4-0.7: 0.1-0.13: 0.002-0.005, the silicon dioxide dispersion is a silicon dioxide aqueous solution with the particle size of 20-80 nm and the solid content of 15%. The invention has the beneficial effects that: can reduce formaldehyde and improve air freshness.

Description

Negative ion UV paint for PVC plastic floor and production process thereof
Technical Field
The invention relates to the technical field of floors, in particular to negative ion UV paint for a PVC plastic floor and a production process thereof.
Background
The floor, i.e. the surface layer of the floor or floor of a house, is made of wood or other materials, and the floor is classified into a plurality of categories, including: solid wood floors, laminate wood floors, three-layer solid wood laminate floors, bamboo and wood floors, anti-corrosion floors, cork floors, and the most popular multilayer solid wood laminate floors at present; classified by use are: household, commercial, antistatic floors, outdoor floors, floors dedicated to stage dancing, floors dedicated to sports stadiums, floors dedicated to track and field, etc.; the environmental protection grades are classified as follows: e0 grade floor, E1 grade floor, F4 grade floor, JAS star standard F4 star floor, and the like.
The PVC floor is a novel light ground decoration material which is very popular in the world at present, is also called as a light ground material, and is a product which is popular in various regions, the main raw material of the existing PVC floor is polyvinyl chloride, and the polyvinyl chloride is an environment-friendly nontoxic renewable resource, so the PVC floor belongs to an environment-friendly floor. However, when the interior is decorated, it is unavoidable that other decoration materials release harmful substances such as formaldehyde and the like to affect human health, and the most effective method for removing the harmful substances such as formaldehyde and the like is to find a professional company group for operation, although the effect is quick, the cost is high, other methods such as ventilation, formaldehyde adsorption by green plants or activated carbon and the like have slow effect and unobvious effect, so that a PVC floor capable of reducing formaldehyde is urgently needed to improve air freshness, and the existing PVC floor does not have the function.
Disclosure of Invention
The invention provides an anion UV paint for PVC plastic floor and a production process thereof, which can reduce formaldehyde and improve air freshness, aiming at overcoming the defect that the air freshness of the PVC floor can not be improved in the prior art.
In order to achieve the purpose, the invention adopts the following technical scheme:
the negative ion UV paint for the PVC plastic floor comprises a primer and a finish paint, wherein the primer and the finish paint consist of UV gloss oil, negative oxygen ion powder, a curing agent, a silicon dioxide dispersion liquid and bentonite, and the primer and the finish paint are prepared from the UV gloss oil, the negative oxygen ion powder, the curing agent, the silicon dioxide dispersion liquid and the bentonite in the following weight ratio: 0.8-1.2: 0.2-0.6: 0.4-0.7: 0.1-0.13: 0.002 to 0.005, wherein the silicon dioxide dispersion liquid is a silicon dioxide aqueous solution with the particle size of 20nm to 80nm and the solid content of 15 percent.
The priming paint and the finishing paint are respectively composed of UV gloss oil, negative oxygen ion powder, a curing agent, silicon dioxide dispersion liquid and bentonite, and the weight ratios of the UV gloss oil, the negative oxygen ion powder, the curing agent, the silicon dioxide dispersion liquid and the bentonite of the priming paint and the finishing paint are as follows: 0.8-1.2: 0.2-0.6: 0.4-0.7: 0.1-0.13: 0.002 to 0.005, wherein the silicon dioxide dispersion liquid is a silicon dioxide aqueous solution with the particle size of 20nm to 80nm and the solid content of 15 percent. The curing agent consists of 95 percent of methyltrimethoxysilane and 5 percent of silicone oil; 0.4kg of negative oxygen ion powder, 0.6kg of curing agent, 0.12kg of silicon dioxide dispersion liquid and 0.003kg of bentonite are respectively added into every 1kg of UV gloss oil according to the proportion, and the UV gloss oil has certain viscosity, so that the silicon dioxide dispersion liquid can show better dispersibility and permeability when being mixed with the UV gloss oil; the bentonite has higher adsorption capacity, is nontoxic and tasteless, has no environmental pollution, can effectively adsorb various peculiar smells, and improves the air freshness; the UV gloss oil can improve the wear resistance of the PVC floor; the negative oxygen ion powder is added into the UV gloss oil, so that the PVC floor has the function of continuously releasing negative oxygen ions, and the purposes of reducing formaldehyde and improving air freshness are achieved.
The invention also provides a production process of the negative ion UV paint for the PVC plastic floor, which comprises the following steps:
step one, setting the temperature of a reaction kettle within the range of 20-30 ℃, sequentially adding UV gloss oil, a curing agent and silicon dioxide dispersion liquid into the reaction kettle according to the proportion, and stirring at the rotating speed of 750-900 r/min;
secondly, adding bentonite according to the proportion while stirring under the state of the first step, and dispersing for 5-10 min at the rotating speed of 900-1000 r/min;
adding negative oxygen ion powder into the mixture according to the proportion while stirring, and dispersing for 20-30 min at the rotating speed of 1400-1600 r/min;
setting the temperature of the reaction kettle within the range of 90-120 ℃, and standing the mixture in the reaction kettle for 3.5-4.5 h to generate a chemical reaction, thereby finally obtaining the finished product of the UV paint.
When the negative oxygen ion powder is added into the reaction kettle, in order to be fully stirred, the rotating speed of a motor during stirring is preferably 1500r/min, and finally the time for the mixture to stand in the reaction kettle to generate a chemical reaction is preferably 4h, so that the UV paint with good quality is coated on the surface of the PVC floor; when the UV paint is coated on a PVC floor, the use amount of the primer is preferably 9 grams per square meter11 g/square meter or 200mg/cm2～400mg/cm2The using amount of the finish paint is preferably 9 g/square meter to 11 g/square meter or 800mg/cm2～1000mg/cm2(ii) a The negative oxygen ion powder is added into the UV gloss oil, and the UV gloss oil is uniformly mixed and stirred under certain conditions and coated on the PVC floor, so that the PVC floor has the function of continuously releasing negative oxygen ions, and the aims of reducing formaldehyde and improving air freshness are fulfilled.
Preferably, the reaction kettle comprises an inner barrel and an outer barrel, the inner barrel is positioned in the outer barrel, one side of the inner barrel is fixedly connected with the outer barrel, a first cavity is formed between the other side of the inner barrel and the outer barrel, a vibration device is arranged in the first cavity, a driving device is arranged at the top of the outer barrel and penetrates through the top of the outer barrel to be connected with the vibration device, a stirring assembly is arranged in the inner barrel, the driving device sequentially penetrates through the top of the inner barrel and the top of the outer barrel to be connected with the stirring assembly, feed ports are respectively arranged at the top of the inner barrel and the top of the outer barrel, the position of the feed port on the inner barrel corresponds to the position of the feed port on the outer barrel, a feed hopper is arranged on the feed port and is positioned at the side of the driving device, the feed hopper is, a discharge pipe is arranged on the discharge port, a second switch valve is arranged on the discharge pipe, and a plurality of support columns are arranged at the bottom of the outer barrel. An operator opens the first switch valve, corresponding raw materials are added into the inner barrel through the feed hopper, and due to the fact that the UV paint has certain viscosity, the driving device drives the stirring assembly to stir, meanwhile, the driving vibration device generates certain amplitude in the first cavity to collide with the outer side wall of the inner barrel, so that the mixture adhered to the inner side wall of the inner barrel is conveniently peeled off, the mixture is more favorably fully mixed, and the discharging rate is improved; and when discharging, opening the second switch valve to discharge through the discharge pipe.
Preferably, the top of the outer barrel is provided with a U-shaped support frame, the U-shaped support frame is positioned on the side surface of the feed hopper, the open end of the U-shaped support frame is connected with the top of the outer barrel, the U-shaped support frame and the top of the outer barrel form a cavity II, the driving device comprises a motor, a driving gear, a driven gear I and a driven gear II, the motor is arranged on a bottom panel of the U-shaped support frame, the driving gear, the driven gear I and the driven gear II are all positioned in the cavity II, the output end of the motor is connected with the driving gear, one side of the driving gear is meshed with the driven gear I, the position of the driven gear I corresponds to the position of the cavity I, the driven gear I is provided with a rotating shaft, the driven gear I penetrates through the top of the outer barrel through the rotating shaft and is connected, and the driven gear II is provided with a connecting shaft and sequentially penetrates through the top of the outer barrel and the top of the inner barrel through the connecting shaft to be connected with the stirring assembly. The motor is connected with an external power supply and then drives the driving gear to rotate, and the driving gear respectively drives the driven gear I and the driven gear II to rotate, so that the driven gear drives the vibration device to vibrate, and the driven gear II drives the stirring assembly to work; according to the operating mode of difference, the operator accessible operation panel controls the rotational speed of motor, reasonable in design, easy operation.
Preferably, the vibration device comprises an eccentric wheel, a driven gear penetrates through the top of the outer barrel through a rotating shaft and is fixedly connected with the eccentric wheel, an elastic rope is arranged on the eccentric wheel and is fixedly connected with the eccentric wheel, the elastic rope and the inner barrel are parallel to each other in the height direction, and a plurality of rubber balls are uniformly distributed on the elastic rope. The first driven gear drives the rubber ball on the elastic rope to continuously shake back and forth through the eccentric wheel, and the rubber ball continuously collides with the outer side wall of the inner barrel, so that the whole inner barrel vibrates, and the mixture adhered to the inner side wall of the inner barrel is favorably separated; compared with the metal ball, the rubber ball has lighter weight and certain elasticity, and can not cause larger deformation of the side wall of the inner barrel when colliding with the side wall of the inner barrel, so that the service life of the inner barrel is prolonged; and the material that interior bucket adopted is the material that hardness is higher and the smooth surface such as stainless steel, not only can bear the continuous collision of rubber ball, more is favorable to the mixture of adhesion on its surface to drop moreover.
Preferably, the stirring assembly comprises two link mechanisms, the two link mechanisms are symmetrically distributed in the left and right direction by taking the central shaft of the driven gear II as the center, each link mechanism comprises a supporting rod, a first connecting rod and a second connecting rod, one end of each connecting shaft is fixedly connected with the driven gear II, the other end of each connecting shaft sequentially penetrates through the top of the outer barrel and the top of the inner barrel and is positioned in the inner barrel, one end of each connecting shaft positioned in the inner barrel is fixedly connected with one end of each supporting rod, one end of each supporting rod is far away from the side wall of the inner barrel and is fixedly connected with the connecting shaft, the other end of each supporting rod is close to the side wall of the inner barrel, one end of each, one end of a second connecting rod on one connecting rod mechanism is rotatably connected with the first connecting rod on the connecting rod mechanism, and the other end of the second connecting rod on the other connecting rod mechanism is connected with the second connecting rod on the other connecting rod mechanism. The driven gear II drives the connecting rod mechanism to rotate through the connecting shaft, and the supporting rod, the connecting rod I and the connecting rod II on the connecting rod mechanism play a role in stirring the mixture in the inner barrel until the mixture is uniformly stirred.
Preferably, a rotating groove is formed in a bottom panel of the U-shaped support frame, a cylinder and a first ball bearing are arranged in the rotating groove, the cylinder is connected with the rotating groove in a rotating mode through the first ball bearing, through holes are formed in the centers of the second driven gear and the connecting shaft, a plurality of limiting grooves are formed in the inner side wall of each through hole and are evenly distributed along the circumferential direction of the through holes, a push rod is arranged at the output end of the cylinder, a plurality of clamping blocks matched with the limiting grooves are arranged on the push rod, the push rod is connected with the limiting grooves in a vertical sliding mode through the clamping blocks, one end of the push rod is fixedly connected with the output end of the cylinder, a connecting block is arranged at the other end of the push rod, one end. The clamping block on the push rod is matched with the limiting groove, so that the rotation of the connecting rod mechanism is realized under the action of the driving of the motor, the cylinder drives one end of the second connecting rod to move up and down through the push rod, and finally, the mixture is fully stirred.
Preferably, one side of the first connecting rod is close to the side wall of the inner barrel, the other side of the first connecting rod is far away from the side wall of the inner barrel, one side of the first connecting rod, which is close to the side wall of the inner barrel, is provided with a plurality of first brushes matched with the side wall of the inner barrel, one side of the second connecting rod, which is close to the bottom of the inner barrel, the other side of the second connecting rod, which is far away from the bottom of the inner barrel, is provided with a plurality of second brushes matched with the bottom of the inner barrel, and the sum of the lengths of the second connecting rod on one connecting rod mechanism and the second connecting rod on. When the connecting rod two on one of the connecting rod mechanisms and the connecting rod two on the other connecting rod mechanism are on the same horizontal straight line, the connecting rod one is perpendicular to the connecting rod two, the brush one is contacted with the side wall of the inner barrel at the moment, the brush two is contacted with the bottom of the inner barrel, the motor drives the connecting rod one and the connecting rod two to rotate through the meshing of the driving gear and the driven gear to stir, the mixture adhered to the side wall of the inner barrel is brushed by the brush one, the mixture adhered to the bottom of the inner barrel is brushed by the brush two to stir, and therefore the utilization rate of the mixture is improved.
Preferably, the top center of the inner barrel and the top center of the outer barrel are both provided with mounting holes, a second ball bearing is arranged in the mounting holes, and the connecting shaft is rotatably connected with the mounting holes through the second ball bearing. The design is convenient for the rotation of connecting axle like this, reduces the friction of connecting axle and mounting hole inner wall, prolongs the life of equipment.
Preferably, the bottom of the outer barrel is provided with a heating coil, the top of the heating coil is in contact with the bottom of the inner barrel, the bottom of the heating coil is connected with the bottom of the outer barrel, a temperature sensor is arranged in the inner barrel and connected with the side wall of the inner barrel, the outer barrel is provided with a control box, the control box is provided with a control panel, a PLC (programmable logic controller) is arranged in the control box, and the motor, the air cylinder, the temperature sensor and the heating coil are all electrically connected with the PLC. An operator sets a temperature range through the control panel, the temperature sensor senses the temperature inside the inner barrel, when the temperature is lower than the set temperature range, the PLC controls the heating coil to heat the inside of the inner barrel, and once the heating temperature is higher than the set temperature range, the PLC controls the heating coil to stop heating, so that the temperature control is more intelligent; meanwhile, an operator can control the rotating speed of the motor, the starting and stopping of the air cylinder and the motor through the control panel, and the operation is simple.
The invention has the beneficial effects that: the PVC floor can reduce formaldehyde and improve air freshness; the mixture adhered in the reaction kettle is easy to fall off, and the mixture can be fully stirred, so that the utilization rate of the mixture is improved; the temperature control is more intelligent and the operation is simple.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the push rod moving upward;
fig. 3 is a cross-sectional view a-a of the connection shaft of fig. 1.
In the figure: 1. the automatic feeding device comprises an inner barrel, a 2. outer barrel, a 3. cavity I, a 4. vibration device, a 5. driving device, a 6. stirring assembly, a 7. discharging pipe, a 8. feeding hopper, a 9. switching valve I, a 10. discharging port, a 11. switching valve II, a 12. supporting column, a 13. U-shaped supporting frame, a 14. cavity II, a 15. motor, a 16. driving gear, a 17. driven gear I, a 18. driven gear II, a 19. rotating shaft, a 20. connecting shaft, an 21. eccentric wheel, a 22. elastic rope, a 23. rubber ball, a 24. connecting rod mechanism, a 25. supporting rod, a 26. connecting rod I, a 27. connecting rod II, a 28. rotating groove, a 29. air cylinder, a 30. ball bearing I, a 31. through hole, a 32. limiting groove, a 33. push rod, a 34. clamping block, a 35. connecting block, a 36. brush I, a 37. brush II, a 38. ball bearing II, a 39.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
The negative ion UV paint for the PVC plastic floor comprises a primer and a finish paint, wherein the primer and the finish paint consist of UV gloss oil, negative oxygen ion powder, a curing agent, a silicon dioxide dispersion liquid and bentonite, and the weight ratios of the UV gloss oil, the negative oxygen ion powder, the curing agent, the silicon dioxide dispersion liquid and the bentonite of the primer to the finish paint are as follows: 0.8-1.2: 0.2-0.6: 0.4-0.7: 0.1-0.13: 0.002-0.005, the silicon dioxide dispersion is a silicon dioxide aqueous solution with the particle size of 20-80 nm and the solid content of 15%.
The invention also provides a production process of the negative ion UV paint for the PVC plastic floor, which comprises the following steps:
step one, setting the temperature of a reaction kettle within the range of 20-30 ℃, sequentially adding UV gloss oil, a curing agent and silicon dioxide dispersion liquid into the reaction kettle according to the proportion, and stirring at the rotating speed of 750-900 r/min;
secondly, adding bentonite according to the proportion while stirring under the state of the first step, and dispersing for 5-10 min at the rotating speed of 900-1000 r/min;
adding negative oxygen ion powder into the mixture according to the proportion while stirring, and dispersing for 20-30 min at the rotating speed of 1400-1600 r/min;
setting the temperature of the reaction kettle within the range of 90-120 ℃, and standing the mixture in the reaction kettle for 3.5-4.5 h to generate a chemical reaction, thereby finally obtaining the finished product of the UV paint.
In the embodiment shown in fig. 1 and 2, the reaction kettle comprises an inner barrel 1 and an outer barrel 2, the inner barrel 1 is located in the outer barrel 2, one side of the inner barrel 1 is fixedly connected with the outer barrel 2, a first cavity 3 is formed between the other side of the inner barrel 1 and the outer barrel 2, a vibration device 4 is arranged in the first cavity 3, a driving device 5 is arranged at the top of the outer barrel 2, the driving device 5 penetrates through the top of the outer barrel 2 and is connected with the vibration device 4, a stirring assembly 6 is arranged in the inner barrel 1, the driving device 5 sequentially penetrates through the top of the inner barrel 1 and the top of the outer barrel 2 and is connected with the stirring assembly 6, feed inlets are arranged at the top of the inner barrel 1 and the top of the outer barrel 2, the feed inlets on the inner barrel 1 correspond to the feed inlets on the outer barrel 2 in position, a feed hopper 8 is arranged on the feed, the bottom of the inner barrel 1 and the bottom of the outer barrel 2 are both provided with a discharge hole 10, the position of the discharge hole 10 on the inner barrel 1 corresponds to the position of the discharge hole 10 on the outer barrel 2, a discharge pipe 7 is arranged on the discharge hole 10, a second switch valve 11 is arranged on the discharge pipe 7, and a plurality of support columns 12 are arranged at the bottom of the outer barrel 2.
As shown in fig. 1 and 2, a U-shaped support frame 13 is disposed on the top of the outer tub 2, the U-shaped support frame 13 is located on the side of the feeding hopper 8, an open end of the U-shaped support frame 13 is connected with the top of the outer tub 2, a cavity two 14 is formed by the U-shaped support frame 13 and the top of the outer tub 2, the driving device 5 includes a motor 15, a driving gear 16, a driven gear 17 and a driven gear two 18, the motor 15 is mounted on a bottom panel of the U-shaped support frame 13, the driving gear 16, the driven gear 17 and the driven gear two 18 are all located in the cavity two 14, an output end of the motor 15 is connected with the driving gear 16, one side of the driving gear 16 is engaged with the driven gear one 17, a position of the driven gear one 17 corresponds to a position of the cavity one 3, a rotation shaft 19 is disposed on the driven gear one 17, the second driven gear 18 is meshed with the other side corresponding to the driving gear 16, the position of the second driven gear 18 corresponds to the position of the inner barrel 1, a connecting shaft 20 is arranged on the second driven gear 18, and the second driven gear 18 sequentially penetrates through the top of the outer barrel 2 and the top of the inner barrel 1 through the connecting shaft 20 to be connected with the stirring assembly 6.
As shown in fig. 1 and 2, the vibration device 4 includes an eccentric wheel 21, a first driven gear 17 penetrates the top of the outer barrel 2 through a rotating shaft 19 and is fixedly connected with the eccentric wheel 21, an elastic rope 22 is arranged on the eccentric wheel 21, the elastic rope 22 is fixedly connected with the eccentric wheel 21, the height directions of the elastic rope 22 and the inner barrel 1 are parallel to each other, and a plurality of rubber balls 23 are uniformly distributed on the elastic rope 22. The stirring component 6 comprises two link mechanisms 24, the two link mechanisms 24 are distributed symmetrically left and right by taking the central axis of the driven gear II 18 as the center, the link mechanisms 24 comprise supporting rods 25, a connecting rod I26 and a connecting rod II 27, one end of a connecting shaft 20 is fixedly connected with the driven gear II 18, the other end of the connecting shaft 20 sequentially penetrates through the top of the outer barrel 2 and the top of the inner barrel 1 to be positioned in the inner barrel 1, one end of the connecting shaft 20 positioned in the inner barrel 1 is fixedly connected with one end of the supporting rod 25, one end of the supporting rod 25 fixedly connected with the connecting shaft 20 is far away from the side wall of the inner barrel 1, the other end of the supporting rod 25 is close to the side wall of the inner barrel 1, one end of the connecting rod I26 is rotatably connected with one end of the connecting rod II 27 on one link mechanism 24, one end of the connecting rod II 27 on the, and the other end thereof is connected with the second link 27 on the other link mechanism 24.
As shown in fig. 1 and 2, a rotating groove 28 is formed on the bottom panel of the U-shaped supporting frame 13, an air cylinder 29 and a first ball bearing 30 are arranged in the rotating groove 28, the air cylinder 29 is rotatably connected with the rotating groove 28 through the first ball bearing 30, as shown in fig. 1, 2 and 3, the centers of the driven gear 18 and the connecting shaft 20 are both provided with a through hole 31, the inner side wall of the through hole 31 is provided with a plurality of limiting grooves 32 uniformly distributed along the circumferential direction of the through hole 31, the output end of the cylinder 29 is provided with a push rod 33, the push rod 33 is provided with a plurality of clamping blocks 34 matched with the limiting grooves 32, the push rod 33 is connected with the limiting grooves 32 in a vertical sliding manner through the clamping blocks 34, as shown in fig. 1 and 2, one end of the push rod 33 is fixedly connected with the output end of the cylinder 29, the other end of the push rod 33 is provided with a connecting block 35, one end of the second connecting rod 27 is rotatably connected with the corresponding first connecting rod 26 on the link mechanism 24, and the other end of the second connecting rod 27 is rotatably connected with the connecting block 35.
As shown in fig. 1 and 2, one side of the first connecting rod 26 is close to the side wall of the inner barrel 1, the other side of the first connecting rod 26 is far from the side wall of the inner barrel 1, one side of the first connecting rod 26, which is close to the side wall of the inner barrel 1, is provided with a plurality of first brushes 36 matched with the side wall of the inner barrel 1, one side of the second connecting rod 27, which is close to the bottom of the inner barrel 1, the other side of the second connecting rod 27, which is far from the bottom of the inner barrel 1, is provided with a plurality of second brushes 37 matched with the bottom of the inner barrel 1, as shown in fig. 1, the sum of the lengths of the second connecting rod 27 on one connecting rod mechanism 24 and the.
As shown in fig. 1 and 2, mounting holes are formed in the top centers of the inner barrel 1 and the outer barrel 2, a second ball bearing 38 is arranged in the mounting holes, and the connecting shaft 20 is rotatably connected with the mounting holes through the second ball bearing 38.
As shown in fig. 1 and 2, a heating coil 39 is disposed at the bottom of the outer barrel 2, the top of the heating coil 39 contacts with the bottom of the inner barrel 1, the bottom of the heating coil 39 is connected with the bottom of the outer barrel 2, a temperature sensor 40 is disposed in the inner barrel 1, the temperature sensor 40 is connected with the side wall of the inner barrel 1, a control box 41 is disposed on the outer barrel 2, a control panel is disposed on the control box 41, a PLC controller is disposed in the control box 41, and the motor 15, the cylinder 29, the temperature sensor 40 and the heating coil 39 are all electrically connected with the PLC controller.
The reaction kettle is connected with an external power supply, an operator opens the first switch valve 9, corresponding raw materials are added into the inner barrel 1 through the feed hopper 8, the operator sets a temperature range through the control panel, the temperature inside the inner barrel 1 is sensed through the temperature sensor 40, and the PLC controls the heating coil to work, so that the temperature inside the inner barrel 1 is in the set temperature range; according to different working condition requirements, an operator starts the motor 15 through the control panel and sets the rotating speed of the motor 15, the motor 15 drives the driving gear 16 to rotate, the driving gear 16 simultaneously drives the driven gear I17 and the driven gear II 18 to rotate, the driven gear I17 drives the rubber ball 23 on the elastic rope 22 to continuously shake back and forth through the eccentric wheel 21, and the rubber ball 23 continuously collides with the outer side wall of the inner barrel 1, so that the whole inner barrel 1 vibrates, and the mixture adhered to the inner side wall of the inner barrel 1 is favorably separated; the second driven gear 18 drives the link mechanism 24 to rotate through the connecting shaft 20, and the support rod 25, the first link 26 and the second link 27 on the link mechanism 24 uniformly stir the mixture in the inner barrel 1. Meanwhile, an operator starts the air cylinder 29 through the control panel and sets the stroke of the air cylinder 29, the air cylinder 29 drives one end of the second connecting rod 27 to move up and down back and forth through the push rod 33, and finally, the mixture is fully stirred. When the cylinder 29 descends to enable the connecting rod two 27 on one connecting rod mechanism 24 and the connecting rod two 27 on the other connecting rod mechanism 24 to be on the same horizontal straight line, the connecting rod one 26 is perpendicular to the connecting rod two 27, the brush one 36 is in contact with the side wall of the inner barrel 1 at the moment, the brush two 37 is in contact with the bottom of the inner barrel 1, the motor 15 is meshed with the driven gear two 18 through the driving gear 16 to drive the connecting rod one 26 and the connecting rod two 27 to rotate for stirring, the brush one 36 brushes and stirs mixture adhered to the side wall of the inner barrel 1, the brush two 37 brushes and stirs mixture adhered to the bottom of the inner barrel 1, and therefore the utilization rate of the mixture is improved; and when discharging, opening the second switch valve 11 to discharge through the discharge pipe 7.

Claims (10)

1. The negative ion UV paint for the PVC plastic floor is characterized by comprising a primer and a finish paint, wherein the primer and the finish paint are respectively composed of UV gloss oil, negative oxygen ion powder, a curing agent, a silicon dioxide dispersion liquid and bentonite, and the weight ratios of the UV gloss oil, the negative oxygen ion powder, the curing agent, the silicon dioxide dispersion liquid and the bentonite of the primer and the finish paint are as follows: 0.8-1.2: 0.2-0.6: 0.4-0.7: 0.1-0.13: 0.002 to 0.005, wherein the silicon dioxide dispersion liquid is a silicon dioxide aqueous solution with the particle size of 20nm to 80nm and the solid content of 15 percent.
2. A production process of negative ion UV paint for PVC plastic floor is characterized by comprising the following steps:
step one, setting the temperature of a reaction kettle within the range of 20-30 ℃, sequentially adding UV gloss oil, a curing agent and silicon dioxide dispersion liquid into the reaction kettle according to the proportion, and stirring at the rotating speed of 750-900 r/min;
secondly, adding bentonite according to the proportion while stirring under the state of the first step, and dispersing for 5-10 min at the rotating speed of 900-1000 r/min;
adding negative oxygen ion powder into the mixture according to the proportion while stirring, and dispersing for 20-30 min at the rotating speed of 1400-1600 r/min;
setting the temperature of the reaction kettle within the range of 90-120 ℃, and standing the mixture in the reaction kettle for 3.5-4.5 h to generate a chemical reaction, thereby finally obtaining the finished product of the UV paint.
3. The production process of the negative ion UV paint for the PVC plastic floor as claimed in claim 2, wherein the reaction kettle comprises an inner barrel (1) and an outer barrel (2), the inner barrel (1) is positioned in the outer barrel (2), one side of the inner barrel (1) is fixedly connected with the outer barrel (2), a first cavity (3) is formed between the other side of the inner barrel (1) and the outer barrel (2), a vibration device (4) is arranged in the first cavity (3), a driving device (5) is arranged at the top of the outer barrel (2), the driving device (5) penetrates through the top of the outer barrel (2) and is connected with the vibration device (4), a stirring assembly (6) is arranged in the inner barrel (1), the driving device (5) penetrates through the top of the inner barrel (1) and the top of the outer barrel (2) in sequence and is connected with the stirring assembly (6), and feed inlets are arranged at the top of the inner barrel (1) and the top of the outer barrel (2, the automatic feeding device is characterized in that the position of a feeding hole in the inner barrel (1) corresponds to the position of a feeding hole in the outer barrel (2), a feeding hopper (8) is arranged on the feeding hole, the feeding hopper (8) is located on the side face of the driving device (5), the feeding hopper (8) is communicated with the inside of the inner barrel (1) through the feeding hole, a first switch valve (9) is arranged on the feeding hopper (8), discharging holes (10) are formed in the bottom of the inner barrel (1) and the bottom of the outer barrel (2), the positions of the discharging holes (10) in the inner barrel (1) correspond to the positions of the discharging holes (10) in the outer barrel (2), a discharging pipe (7) is arranged on the discharging hole (10), a second switch valve (11) is arranged on the discharging pipe (7.
4. The production process of the negative ion UV paint for the PVC plastic floor as claimed in claim 3, wherein a U-shaped support frame (13) is arranged at the top of the outer barrel (2), the U-shaped support frame (13) is positioned on the side surface of the feed hopper (8), the open end of the U-shaped support frame (13) is connected with the top of the outer barrel (2), a second cavity (14) is formed by the U-shaped support frame (13) and the top of the outer barrel (2), the driving device (5) comprises a motor (15), a driving gear (16), a first driven gear (17) and a second driven gear (18), the motor (15) is installed on a bottom panel of the U-shaped support frame (13), the driving gear (16), the first driven gear (17) and the second driven gear (18) are all positioned in the second cavity (14), and the output end of the motor (15) is connected with the driving gear (16), one side of the driving gear (16) is meshed with a first driven gear (17), the position of the first driven gear (17) corresponds to the position of the first cavity (3), a rotating shaft (19) is arranged on the first driven gear (17), the first driven gear (17) penetrates through the top of the outer barrel (2) through the rotating shaft (19) and is connected with the vibrating device (4), a second driven gear (18) is meshed with the other side corresponding to the driving gear (16), the position of the second driven gear (18) corresponds to the position of the inner barrel (1), a connecting shaft (20) is arranged on the second driven gear (18), and the second driven gear (18) penetrates through the top of the outer barrel (2) and the top of the inner barrel (1) sequentially through the connecting shaft (20) and is connected with the stirring assembly (6).
5. The production process of the negative ion UV paint for the PVC plastic floor is characterized in that the vibration device (4) comprises an eccentric wheel (21), the driven gear I (17) penetrates through the top of the outer barrel (2) through a rotating shaft (19) and is fixedly connected with the eccentric wheel (21), an elastic rope (22) is arranged on the eccentric wheel (21), the elastic rope (22) is fixedly connected with the eccentric wheel (21), the height directions of the elastic rope (22) and the inner barrel (1) are parallel to each other, and a plurality of uniformly distributed rubber balls (23) are arranged on the elastic rope (22).
6. The production process of the anion UV paint for the PVC plastic floor as claimed in claim 4, wherein the stirring component (6) comprises two link mechanisms (24), the two link mechanisms (24) are symmetrically distributed in a left-right manner by taking the central axis of the driven gear II (18) as the center, the link mechanisms (24) comprise supporting rods (25), a link I (26) and a link II (27), one end of the connecting shaft (20) is fixedly connected with the driven gear II (18), the other end of the connecting shaft (20) sequentially penetrates through the top of the outer barrel (2) and the top of the inner barrel (1) to be positioned in the inner barrel (1), one end of the connecting shaft (20) positioned in the inner barrel (1) is fixedly connected with one end of the supporting rods (25), one end of the supporting rods (25) fixedly connected with the connecting shaft (20) is far away from the side wall of the inner barrel (1), and the other end of the supporting rods (25) is close to the side wall of the inner barrel, one end of the first connecting rod (26) is rotatably connected with one end of the supporting rod (25) close to the side wall of the inner barrel (1), the other end of the first connecting rod (26) is rotatably connected with the second connecting rod (27), one end of the second connecting rod (27) on one connecting rod mechanism (24) is rotatably connected with the first connecting rod (26) on the connecting rod mechanism (24), and the other end of the second connecting rod (27) on the other connecting rod mechanism (24) is connected with the second connecting rod (27) on the other connecting rod mechanism (24).
7. The production process of the negative ion UV paint for the PVC plastic floor as claimed in claim 6, wherein a rotating groove (28) is formed in a bottom panel of the U-shaped support frame (13), a cylinder (29) and a ball bearing I (30) are arranged in the rotating groove (28), the cylinder (29) is rotatably connected with the rotating groove (28) through the ball bearing I (30), through holes (31) are formed in centers of the driven gear II (18) and the connecting shaft (20), a plurality of limiting grooves (32) are uniformly distributed along the circumferential direction of the through holes (31) in the inner side wall of each through hole (31), a push rod (33) is arranged at an output end of the cylinder (29), a plurality of clamping blocks (34) matched with the limiting grooves (32) are arranged on the push rod (33), and the push rod (33) is vertically and slidably connected with the limiting grooves (32) through the clamping blocks (34), one end of the push rod (33) is fixedly connected with the output end of the air cylinder (29), the other end of the push rod (33) is provided with a connecting block (35), one end of the second connecting rod (27) is rotatably connected with the first connecting rod (26) on the corresponding connecting rod mechanism (24), and the other end of the second connecting rod (27) is rotatably connected with the connecting block (35).
8. The production process of the anion UV paint for the PVC plastic floor as claimed in claim 6 or 7, wherein one side of the first connecting rod (26) is close to the side wall of the inner barrel (1), the other side of the first connecting rod (26) is far from the side wall of the inner barrel (1), one side of the first connecting rod (26) close to the side wall of the inner barrel (1) is provided with a plurality of first brushes (36) matched with the side wall of the inner barrel (1), one side of the second connecting rod (27) is close to the bottom of the inner barrel (1), the other side of the second connecting rod (27) is far from the bottom of the inner barrel (1), one side of the second connecting rod (27) close to the bottom of the inner barrel (1) is provided with a plurality of second brushes (37) matched with the bottom of the inner barrel (1), and the sum of the lengths of the second connecting rod (27) on one connecting rod mechanism (24) and the second connecting rod (27) on the other connecting rod mechanism (24) is equal to the length The maximum distance between the support bars (25).
9. The production process of the negative ion UV paint for the PVC plastic floor as claimed in claim 4, wherein mounting holes are formed in the top center of the inner barrel (1) and the top center of the outer barrel (2), a second ball bearing (38) is arranged in the mounting holes, and the connecting shaft (20) is rotatably connected with the mounting holes through the second ball bearing (38).
10. The production process of the negative ion UV paint for the PVC plastic floor as claimed in claim 7, wherein a heating coil (39) is arranged at the bottom of the outer barrel (2), the top of the heating coil (39) is in contact with the bottom of the inner barrel (1), the bottom of the heating coil (39) is connected with the bottom of the outer barrel (2), a temperature sensor (40) is arranged in the inner barrel (1), the temperature sensor (40) is connected with the side wall of the inner barrel (1), a control box (41) is arranged on the outer barrel (2), a control panel is arranged on the control box (41), a PLC controller is arranged in the control box (41), and the motor (15), the cylinder (29), the temperature sensor (40) and the heating coil (39) are all electrically connected with the PLC controller.
CN202010564847.8A 2020-06-19 2020-06-19 Negative ion UV paint for PVC plastic floor and production process thereof Pending CN111826019A (en)

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CN202010564847.8A CN111826019A (en) 2020-06-19 2020-06-19 Negative ion UV paint for PVC plastic floor and production process thereof
PCT/CN2020/110711 WO2021253620A1 (en) 2020-06-19 2020-08-24 Negative ion ultraviolet light curing paint for polyvinyl chloride plastic floor and production process therefor

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