CN111151343A - Kneading device and kneading treatment process for adhesive - Google Patents

Kneading device and kneading treatment process for adhesive Download PDF

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Publication number
CN111151343A
CN111151343A CN202010060119.3A CN202010060119A CN111151343A CN 111151343 A CN111151343 A CN 111151343A CN 202010060119 A CN202010060119 A CN 202010060119A CN 111151343 A CN111151343 A CN 111151343A
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CN
China
Prior art keywords
adhesive
kneading
barrel
hollow shaft
spiral
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CN202010060119.3A
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Chinese (zh)
Inventor
叶绍彬
罗朗芬
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Individual
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Individual
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Priority to CN202010060119.3A priority Critical patent/CN111151343A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/10—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls with one or a few disintegrating members arranged in the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/16—Mills in which a fixed container houses stirring means tumbling the charge
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/1815—Cooling or heating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/183—Feeding or discharging devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/183—Feeding or discharging devices
    • B02C17/1835—Discharging devices combined with sorting or separating of material
    • B02C17/1855—Discharging devices combined with sorting or separating of material with separator defining termination of crushing zone, e.g. screen denying egress of oversize material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
    • B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
    • B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
    • B02C17/18—Details
    • B02C17/24—Driving mechanisms
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J111/00—Adhesives based on homopolymers or copolymers of chloroprene
    • C09J111/02—Latex
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J133/00—Adhesives based on 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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
    • C09J133/04—Homopolymers or copolymers of esters
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2265—Oxides; Hydroxides of metals of iron
    • C08K2003/2272—Ferric oxide (Fe2O3)
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend

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  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
  • Adhesives Or Adhesive Processes (AREA)

Abstract

The invention discloses a kneading device of an adhesive, which comprises an outer cylinder and an inner cylinder, wherein spiral separation blades are spirally and circularly arranged on the outer wall of the inner cylinder along the length direction of the inner cylinder, a gap is formed between the side edge of each spiral separation blade far away from the inner cylinder and the inner wall of the outer cylinder, and a spiral channel is formed between each spiral separation blade and the outer wall of the inner cylinder; the top of the outer barrel is provided with a hollow shaft torque motor, a stator of the hollow shaft torque motor is arranged at the top of the outer barrel, a rotor of the hollow shaft torque motor is connected with the top of the inner barrel, the top of the outer barrel is also provided with a stirring motor through a supporting seat, and an output shaft of the stirring motor is connected with a stirring shaft which penetrates through a middle through hole of the hollow shaft torque motor and is arranged in the inner barrel; the top of inner tube corresponds spiral channel's output and is equipped with a plurality of feed ports, the bottom of inner tube is equipped with a plurality of discharge openings, the bottom of urceolus is equipped with row material pipe, the top of urceolus is equipped with a plurality of charge inlets that correspond with the feed port on the inner tube.

Description

Kneading device and kneading treatment process for adhesive
Technical Field
The invention relates to the field of integrated house adhesive treatment, in particular to an adhesive used for wall and floor slabs of an environment-friendly, green, ecological and energy-saving integrated house, a kneading device of the adhesive used in production and a kneading treatment process of the adhesive.
Background
The particle diameter of the adhesive used by the building wallboard of the current environment-friendly green ecological energy-saving integrated house is larger, after the building wallboard is manufactured, larger gaps can exist among the adhesive particles, and then a channel is provided for the carbon dioxide and the water vapor in the air to enter the building wallboard, so that the performance of isolating the carbon dioxide and the water vapor by the building wallboard is poorer, the carbon dioxide and the water vapor in the air can react with the magnesium material in the building wallboard, the balance of the internal system of the building wallboard is broken, and seven harmful phenomena such as halogen return, frost, warping and cracks are easily generated.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides a kneading device of an adhesive and a kneading treatment process of the adhesive, wherein the kneading device is used for kneading the adhesive, and the mesh number of the treated adhesive particles is less than 200 meshes, so that after the integrated house floor wallboard is formed, the gap inside the floor wallboard is reduced, and the performance of isolating carbon dioxide and water vapor in the air of the floor wallboard is improved.
In order to achieve the purpose, the invention adopts the technical scheme that:
a rubbing device for an adhesive comprises an outer barrel and an inner barrel, wherein the inner barrel is arranged inside the outer barrel, spiral separation blades are spirally and circularly arranged on the outer wall of the inner barrel along the length direction of the inner barrel, a gap is formed between the side edge of each spiral separation blade far away from the inner barrel and the inner wall of the outer barrel, and a spiral channel for adhesive particles and auxiliary filler to pass is formed between each spiral separation blade and the outer wall of the inner barrel; the top of the outer barrel is provided with a hollow shaft torque motor, a stator of the hollow shaft torque motor is arranged at the top of the outer barrel, a rotor of the hollow shaft torque motor is connected with the top of the inner barrel, the top of the outer barrel is also provided with a stirring motor through a supporting seat, and an output shaft of the stirring motor is connected with a stirring shaft which penetrates through a middle through hole of the hollow shaft torque motor and is arranged in the inner barrel; the top of inner tube corresponds spiral channel's output and is equipped with a plurality of feed ports, and the feed port is preferably the hole of 8 circumference equipartitions, the bottom of inner tube is equipped with a plurality of discharge openings, and the discharge opening is preferably the hole of 8 circumference equipartitions, the bottom of urceolus is equipped with the blow-off pipe, and the blow-off pipe is equipped with sealing device with the junction of urceolus, the top of urceolus is equipped with a plurality of charge inlets that correspond with the feed port on the inner tube.
After mixing the adhesive particles to be treated, the auxiliary filler and the kneading medium (steel balls), inserting a feed pipe into the upper part of a feed hole on an inner barrel from a feed inlet on an outer barrel, pouring materials into the inner barrel of the device through the feed pipe, driving the inner barrel to rotate (rotate in the anticlockwise direction) by a hollow shaft torque motor, driving a stirring shaft inside the inner barrel to rotate (rotate in the clockwise direction) by a stirring motor, and arranging blades with spiral curved surfaces on the stirring shaft, wherein the blades and the horizontal direction form an included angle of 45 degrees. The stirring shaft shovels and throws the material in the inner cylinder when stirring, the diameter of the auxiliary filler and the kneading medium (steel ball) is larger than that of the powder material, the weight is heavier than that of the powder material, when the large-particle medium is firstly rolled down at the bottom of the inner cylinder, the large particles of the adhesive are smashed into small particles for kneading treatment, the stirring shaft simultaneously gives out the movement of the kneading medium (steel ball) along the rotation direction of the stirring shaft when rotating, the particles with different sizes have different movement speeds, different friction forces and different movement directions and generate mutual extrusion and shearing, the particles of the adhesive material can be continuously thinned, the process is a part of kneading treatment, the fine particles after kneading are discharged into the outer cylinder from a discharge hole on the inner cylinder, when the inner cylinder rotates, the fine material in the outer cylinder is stirred into a spiral channel and is lifted by the spiral channel, the invention realizes the rolling kneading of the adhesive particles on the x, y and z axes of the space by multiple circulating kneading treatments, smashes large-particle adhesives, kneads the particle size of the adhesive particles to 200-600 meshes, has smaller gaps after the adhesive is formed, removes passivation substances on the surface of the adhesive, forms a gel layer with water vapor in the air during the transportation of magnesium-based particles, and does not react with a curing agent if the kneading treatment is not carried out, thereby affecting the quality of products. Only the rubbing treatment is carried out, the surfaces of the magnesium material particles are forced, the gel layer is removed through rubbing to expose the fresh surfaces to react with the curing agent, and the tiny particles can block the gap channel after intermolecular reaction, so that the waterproof performance of the magnesium product is improved, the gaps existing after the filling adhesive is formed are further reduced, and the performance of isolating carbon dioxide and water vapor in the air from entering the system is improved. In addition, the invention adopts a material lifting and kneading mode, when the adhesive particles and the auxiliary filler flow out of the top port of the spiral channel and fall down, the adhesive particles at the bottom of the inner cylinder can be impacted by the kneading medium (steel balls) under the action of gravity, so that the kneading effect on the adhesive is further improved, and the particles are continuously refined.
Preferably, the outer part of the outer barrel is provided with a cooling water jacket, the bottom and the top of the cooling water jacket are respectively provided with a water inlet and a water outlet, the cooling water jacket is arranged to provide a water cooling system for the kneading process of the adhesive, the stable operation of the kneading process is ensured, the equipment cannot be deformed due to the rise of the temperature, the heat in the kneading process is taken away through the circulation of cooling water, and the kneading system is more stable.
Preferably, arrange and be connected with the circulating pipe on the material pipe, the one end of keeping away from row material pipe of this circulating pipe extends to the interior top of urceolus, and the port of circulating pipe is located helical channel's output, the setting of circulating pipe conveniently retransfers the material that fineness is not up to standard to rub repeatedly in the inner tube, be equipped with the gear pump on the circulating pipe, provide power for the circulation of material.
Preferably, a filter screen is arranged on the discharge hole, material particles meeting the fineness requirement can enter the outer cylinder through the discharge hole and are finally discharged from the discharge pipe, and the material particles with the fineness not meeting the standard are intercepted by the filter screen in the inner cylinder to continue kneading.
Preferably, the hollow shaft torque motor and the stirring motor have opposite rotating directions, so that a more sufficient stirring and kneading effect can be achieved.
Preferably, the positions of every quarter of the circumference on the spiral baffle are respectively provided with an overflow port, so that materials can flow downwards at each section under the action of centrifugal force, and the mixing effect among the materials is improved.
Preferably, the surface of the spiral baffle, the outer wall of the inner cylinder and the inner wall of the outer cylinder are respectively provided with a wear-resistant coating (the wear-resistant coating can be made of high manganese steel, wear-resistant chromium cast iron materials or wear-resistant ceramic linings), so that the wear resistance is improved, and the service life of the device is prolonged.
The invention also provides a kneading treatment process of the adhesive by using the kneading device, which adopts the following technical scheme:
a kneading treatment process of an adhesive comprises the following steps:
s1, uniformly mixing the adhesive particles, the auxiliary filler and the kneading medium;
s2, adding the uniformly mixed adhesive particles, the auxiliary filler and the kneading medium into the inner cylinder;
and S3, starting the motor, adjusting the rotating speed of the motor to be 300r/min-500r/min, kneading the adhesive particles, and filtering while kneading.
Preferably, the auxiliary filler comprises a liquid filler and an activated filler, wherein the liquid filler comprises an acrylic emulsion, a neoprene latex, a terpene resin, a coupling agent, a thickening agent and an emulsifier; the activating filler comprises lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate.
Preferably, the weight ratios of the lithium silicate, the zirconium carbonate, the potassium silicate, the aluminum oxide, the ferric oxide and the sodium silicate to the binder particles are respectively as follows: 2% -2.5%, 5% -8%, 10% -20%, 10% -15% and 5% -8%.
The activated filler is prepared from lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate, and after the adhesive particles are kneaded, passivation substances on the surfaces of the adhesive particles can be removed, the surface activity of the adhesive particles is improved, the adhesive particles are activated, so that the effective components of the adhesive particles can reach more than 85%, gaps existing after the adhesive is cured and formed are larger, and the performance of isolating carbon dioxide and water vapor in the air from entering a magnesium system of the integrated house building wallboard is improved.
Preferably, the emulsifier is one or more of JFC-165, TX-10 and AE 0-9.
The invention has the beneficial effects that:
1. the invention realizes rolling kneading of adhesive particles on the x, y and z axes of the space, breaks up large-particle adhesive, kneads the particle size of the adhesive particles to 200-600 meshes, has smaller gaps after the adhesive is formed, removes passivation on the surface of the adhesive, improves the reaction activity of the adhesive, improves the reaction effect of the adhesive, further reduces the gaps after the adhesive is formed, and improves the function of isolating the performance of carbon dioxide and water vapor in the air entering and exiting a magnesium oxide system. In addition, the invention adopts a material lifting and kneading mode, when the adhesive particles and the auxiliary filler flow out of the top port of the spiral channel and fall down, the adhesive particles at the bottom of the inner cylinder can be impacted by the kneading medium (steel balls) under the action of gravity, and the kneading effect on the adhesive is further improved.
2. The arrangement of the cooling water jacket can provide a water cooling system for the kneading process of the adhesive, and the stable operation of the kneading process is ensured.
3. The arrangement of the circulating pipe facilitates the materials with substandard fineness to be transmitted into the inner cylinder again for repeated kneading.
4. The filter screen is arranged on the discharge hole, so that material particles meeting the fineness requirement can enter the outer barrel through the discharge hole and are finally discharged from the discharge pipe, and the particles with the fineness not reaching the standard are intercepted by the filter screen and continue to be kneaded in the inner barrel.
5. The hollow shaft torque motor and the stirring motor have opposite rotating directions, and can achieve a more sufficient stirring and kneading effect.
6. The overflow ports are respectively arranged at the position of each quarter of the circumference on the spiral baffle, so that the materials can flow downwards at each section under the action of centrifugal force, and the mixing effect among the materials is improved.
7. The inner wall of the spiral channel is provided with a wear-resistant coating, so that the wear resistance is improved, and the service life of the device is prolonged.
8. The activated filler is prepared from lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate, the passivating substances on the surfaces of the adhesive particles can be removed after the adhesive particles are kneaded, the surface activity of the adhesive particles is improved, the adhesive particles are activated, the effective components of the adhesive particles can reach more than 85%, gaps existing after the adhesive is solidified and formed are smaller, and the performance of isolating carbon dioxide and water vapor in the air from entering a magnesium system of the integrated house building wallboard is improved.
Drawings
Fig. 1 is a first schematic view of an internal structure of an adhesive kneading device according to an embodiment of the present invention;
FIG. 2 is a second schematic view of the internal structure of the device for kneading an adhesive according to the embodiment of the present invention;
FIG. 3 shows MgO-MgCl at 22-28 ℃ inside integrated house building wall panels bonded by the adhesive prepared by the embodiment of the invention2-H2Ternary phase diagram of O system.
Description of reference numerals:
1. an inner barrel; 101. a feed port; 102. a discharge hole; 201. a feed inlet; 2. an outer cylinder; 3. a hollow shaft torque motor; 4. a stirring motor; 5. a spiral baffle plate; 6. a discharge pipe; 7. a cooling water jacket; 8. a water inlet; 9. a water outlet; 10. a circulation pipe; 11. a stirring shaft; 12. a gear pump.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Example (b):
as shown in fig. 1 and 2, an adhesive kneading device comprises an outer cylinder 2 and an inner cylinder 1, wherein the inner cylinder 1 is arranged inside the outer cylinder 2, a spiral baffle 5 is spirally and circularly arranged on the outer wall of the inner cylinder 1 along the length direction of the inner cylinder, a gap is formed between the side edge of the spiral baffle 5 far away from the inner cylinder 1 and the inner wall of the outer cylinder 2, and a spiral channel for adhesive particles and auxiliary filler to pass through is formed between the spiral baffle 5 and the outer wall of the inner cylinder 1; the top of the outer barrel 2 is provided with a hollow shaft torque motor 3, a stator of the hollow shaft torque motor 3 is arranged at the top of the outer barrel 2, a rotor of the hollow shaft torque motor 3 is connected with the top of the inner barrel 1, the top of the outer barrel 2 is also provided with a stirring motor 4 through a supporting seat, and an output shaft of the stirring motor 4 is connected with a stirring shaft 11 which penetrates through a middle through hole of the hollow shaft torque motor 3 and is arranged in the inner barrel 1; the output that the top of inner tube 1 corresponds spiral channel is equipped with a plurality of feed ports 101, and the preferred hole of 8 circumference equipartitions of feed port 101, the bottom of inner tube 1 is equipped with a plurality of discharge openings 102, and the preferred hole of 8 circumference equipartitions of discharge opening 102, the bottom of urceolus 2 is equipped with row material pipe 6, the top of urceolus 2 is equipped with a plurality of charge inlets 201 that correspond with the feed port 101 on the inner tube 1.
After mixing the adhesive particles to be processed, auxiliary fillers and kneading media (steel balls), inserting a feeding pipe above a feeding hole 101 on an inner cylinder 1 from a feeding port 201 on an outer cylinder 2, pouring materials into the inner cylinder 1 of the device through the feeding pipe, driving the inner cylinder 1 to rotate by a hollow shaft torque motor 3, driving a stirring shaft 11 in the inner cylinder 1 to rotate by a stirring motor 4, stirring the materials in the inner cylinder 1 by the stirring shaft 11 for kneading, discharging the kneaded fine particles into the outer cylinder 2 from a discharging hole 102 on the inner cylinder 1, stirring the fine materials in the outer cylinder 2 into a spiral channel when the inner cylinder 1 rotates, lifting the fine materials by the spiral channel, re-entering the inner cylinder 1 from the feeding hole 101 at the top of the inner cylinder 1 for repeated kneading, and realizing rolling and kneading of the adhesive particles on the x, y and z axes through various circulating kneading processes, the large-particle adhesive is smashed, the particle size of the adhesive particles is kneaded to 200-600 meshes, gaps are smaller after the adhesive is formed, passivation on the surface of the adhesive is removed, the reaction activity of the adhesive is improved, the reaction effect of the adhesive is improved, the gaps existing after the adhesive is formed are further reduced, and the effect of isolating carbon dioxide and water vapor in air is improved. In addition, the invention adopts a material lifting and kneading mode, when the adhesive particles and the auxiliary filler flow out of the top port of the spiral channel and fall down, the adhesive particles at the bottom of the inner cylinder can be impacted by the kneading medium (steel balls) under the action of gravity, and the kneading effect on the adhesive is further improved.
In one embodiment, as shown in fig. 1 and 2, the outer part of the outer cylinder 2 is provided with a cooling water jacket 7, the bottom and the top of the cooling water jacket 7 are respectively provided with a water inlet 8 and a water outlet 9, and the cooling water jacket 7 is arranged to provide a water cooling system for the kneading process of the adhesive, so as to ensure the stable kneading process.
In one embodiment, as shown in fig. 1 and fig. 2, a circulating pipe 10 is connected to the discharging pipe 6, one end of the circulating pipe 10, which is far away from the discharging pipe 6, extends to the inner top of the outer cylinder 2, a port of the circulating pipe 10 is located at the output end of the spiral channel, the circulating pipe 10 is arranged to facilitate the retransmission of the material with substandard fineness into the inner cylinder 1 for repeated kneading, and a gear pump 12 is arranged on the circulating pipe 10 to provide power for the circulation of the material.
In one embodiment, the discharge hole 102 is provided with a filter screen, material particles meeting the fineness requirement can enter the outer cylinder 2 through the discharge hole 102 and finally be discharged from the discharge pipe 6, and the material particles with the fineness not meeting the standard are intercepted in the inner cylinder 1 by the filter screen and then are kneaded continuously.
In one embodiment, the hollow shaft torque motor 3 and the stirring motor 4 rotate in opposite directions, so that a more sufficient stirring and kneading effect can be achieved.
In one embodiment, the spiral baffle 5 is provided with an overflow port at each quarter of the circumference, so that the materials can flow downwards at each section under the action of centrifugal force, and the mixing effect of the materials is improved.
In one embodiment, the surface of the spiral baffle 5, the outer wall of the inner cylinder 1 and the inner wall of the outer cylinder 2 are respectively provided with a wear-resistant coating (the wear-resistant coating can be made of high manganese steel, wear-resistant chromium cast iron materials or wear-resistant ceramic linings), so that the wear resistance is improved, and the service life of the device is prolonged.
A kneading treatment process of an adhesive comprises the following steps:
s1, uniformly mixing the adhesive particles, the auxiliary filler and the kneading medium (steel balls);
s2, adding the uniformly mixed adhesive particles, auxiliary filler and kneading medium (steel balls) into the inner cylinder;
s3, starting a motor, adjusting the rotating speed of the motor to be 300r/min-500r/min, kneading the adhesive particles, and filtering while kneading; the adhesive particles added with the auxiliary filler are in a viscous liquid state, the rotating speed of the motor needs to be controlled to be more than 300r/min, the effect that materials are pushed into the spiral channel and flow upwards along the spiral channel can be achieved, and meanwhile, if the rotating speed of the motor is too high, the kneading effect on the adhesive can be influenced.
In one embodiment, the auxiliary filler comprises a liquid filler and an activated filler, the liquid filler comprises an acrylic emulsion, a neoprene latex, a terpene resin, a coupling agent, a thickener, and an emulsifier; the activating filler comprises lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate.
In one embodiment, the weight ratios of the lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate to the binder particles are respectively: 2% -2.5%, 5% -8%, 10% -20%, 10% -15% and 5% -8%.
The activated filler is prepared from lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate, the passivating substances on the surfaces of the adhesive particles can be removed after the adhesive particles are kneaded, the surface activity of the adhesive particles is improved, the adhesive particles are activated, the effective components of the adhesive particles can reach more than 85%, gaps existing after the adhesive is solidified and formed are smaller, and the performance of isolating carbon dioxide and water vapor in the air from entering a magnesium system of the integrated house building wallboard is improved.
In one embodiment, the emulsifier is one or more of JFC-165, TX-10 and AE 0-9.
Bonding the adhesive after the kneading treatment by the kneading device of the embodiment of the invention to the integrated building wallboard, curing and forming, and then integrating MgO-MgCl at the temperature of 22-28 ℃ in the building wallboard2-H2The ternary phase diagram for the O system is shown in FIG. 3, where:
A-MgO-Mg(OH)2-5·1·8；B-MgO-5·1·8-3·1·8；C-MgO-3·1·8-MgCl2·6H2O；D-3·1·8-MgCl2·6H2O-GEL；E-3·1·8-5·1·8-GEL；F-5·1·8-Mg(OH)2-GEL； G-Mg(OH)2-GEL；H-MgCl2-GEL-5·1·8；I-3·1·8-GEL；J-MgCl2·6H2O-GEL; K-GEL; L-GEL-liquid phase.
MgO-MgCl inside integrated house building wallboard bonded by adhesive after kneading treatment by kneading device2-H2The O system is positioned in the area A in the upper figure, the stability of the system is good, the bonding force is ensured, meanwhile, the system has good waterproof performance, the balance of the system is not easy to break, and the effects of preventing seven harmful phenomena such as halogen return, scumming, warping, cracks and the like are fundamentally achieved.
The above-mentioned embodiments only express the specific embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.

Claims (10)

1. A rubbing device for an adhesive comprises an outer barrel and an inner barrel, and is characterized in that the inner barrel is arranged inside the outer barrel, spiral separation blades are spirally and circularly arranged on the outer wall of the inner barrel along the length direction of the inner barrel, a gap is formed between the side edge of each spiral separation blade far away from the inner barrel and the inner wall of the outer barrel, and a spiral channel is formed between each spiral separation blade and the outer wall of the inner barrel; the top of the outer barrel is provided with a hollow shaft torque motor, a stator of the hollow shaft torque motor is arranged at the top of the outer barrel, a rotor of the hollow shaft torque motor is connected with the top of the inner barrel, the top of the outer barrel is also provided with a stirring motor through a supporting seat, and an output shaft of the stirring motor is connected with a stirring shaft which penetrates through a middle through hole of the hollow shaft torque motor and is arranged in the inner barrel; the top of inner tube corresponds spiral channel's output and is equipped with a plurality of feed ports, the bottom of inner tube is equipped with a plurality of discharge openings, the bottom of urceolus is equipped with row material pipe, the top of urceolus is equipped with a plurality of charge inlets that correspond with the feed port on the inner tube.
2. An adhesive kneading apparatus according to claim 1, wherein the outer cylinder is provided with a cooling water jacket on the outside thereof, and the cooling water jacket is provided with a water inlet and a water outlet at the bottom and the top thereof, respectively.
3. An adhesive kneading apparatus as claimed in claim 1 or 2, wherein a circulation pipe is connected to the discharge pipe, one end of the circulation pipe remote from the discharge pipe extends to the inner top of the outer cylinder, and a port of the circulation pipe is located at the output end of the spiral passage, and a gear pump is provided on the circulation pipe.
4. An adhesive kneading apparatus according to claim 3, wherein a filter net is provided on the discharge hole.
5. An adhesive kneading apparatus according to claim 4, wherein the hollow shaft torque motor and the stirring motor rotate in opposite directions.
6. An adhesive kneading apparatus according to claim 5, wherein overflow ports are provided in every quarter of the circumference of the spiral baffle.
7. A kneading process using an adhesive for a kneading device according to any one of claims 1 to 6, characterized by comprising the steps of:
s1, uniformly mixing the adhesive particles, the auxiliary filler and the kneading medium;
s2, adding the uniformly mixed adhesive particles, the auxiliary filler and the kneading medium into the inner cylinder;
and S3, starting the motor, adjusting the rotating speed of the motor to be 300r/min-500r/min, kneading the adhesive particles, and filtering while kneading.
8. The kneading process of an adhesive according to claim 7, wherein the auxiliary filler includes a liquid filler and an activating filler, and the liquid filler includes an acrylic emulsion, a polychloroprene latex, a terpene resin, a coupling agent, a thickener, and an emulsifier; the activating filler comprises lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, ferric oxide and sodium silicate.
9. The kneading process of the adhesive according to claim 8, wherein the weight ratios of the lithium silicate, zirconium carbonate, potassium silicate, aluminum oxide, iron trioxide and sodium silicate to the adhesive particles are respectively: 2% -2.5%, 5% -8%, 10% -20%, 10% -15% and 5% -8%.
10. The process of kneading an adhesive according to claim 9, wherein the emulsifier is one or more of JFC-165, TX-10 and AE 0-9.
CN202010060119.3A 2020-01-19 2020-01-19 Kneading device and kneading treatment process for adhesive Pending CN111151343A (en)

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CN112892793A (en) * 2021-01-15 2021-06-04 宜春职业技术学院（宜春市技术工人学校） Fine arts pigment grinder
CN113647423A (en) * 2021-07-27 2021-11-16 韦华新 Kneading equipment for wheaten food processing
CN114160272A (en) * 2021-12-06 2022-03-11 上海交通大学包头材料研究院 High-energy mixing ball-milling device for colored zirconia ceramics

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CN114160272B (en) * 2021-12-06 2023-03-14 上海交通大学包头材料研究院 High-energy mixing ball-milling device for colored zirconia ceramics

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