CN113185783A - Wear-resistant pressure pipeline and preparation method thereof - Google Patents
Wear-resistant pressure pipeline and preparation method thereof Download PDFInfo
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- CN113185783A CN113185783A CN202110603617.2A CN202110603617A CN113185783A CN 113185783 A CN113185783 A CN 113185783A CN 202110603617 A CN202110603617 A CN 202110603617A CN 113185783 A CN113185783 A CN 113185783A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
- C08L23/28—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by reaction with halogens or compounds containing halogen
- C08L23/286—Chlorinated polyethylene
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
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- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
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- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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- 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
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
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- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a wear-resistant pressure pipeline and a preparation method thereof, wherein the preparation method of the wear-resistant pressure pipeline comprises the following steps: the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer for mixing to obtain a mixed base material A of the pipeline; step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, mixing, putting into an oven, and drying to obtain a mixed auxiliary material B of the pipeline; step three, preparing a friction-resistant material; step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle for stirring to obtain a pipeline mixed raw material C in a molten state; and step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a forming machine to form a formed pipe blank, and putting the formed pipe blank into a cutting device to cut so as to obtain the wear-resistant pressure pipeline.
Description
Technical Field
The invention relates to the technical field of pressure pipeline preparation, in particular to a wear-resistant pressure pipeline and a preparation method thereof.
Background
The pressure pipeline is produced with sanitary polyvinyl chloride (PVC) resin as main material and proper amount of stabilizer, lubricant, stuffing, coloring agent, etc. and through extrusion in plastic extruder, injection in injection molding machine, cooling, solidification, setting, inspection, packing and other steps.
Current drainage pipe antifriction and corrosion resistance are relatively poor, lead to drainage pipe's life to reduce, use cutting device often in preparation drainage pipe, and current cutting device's cutting efficiency is lower, and cutting accuracy is not high, and the motion mode of device is single, makes its application range and practicality relatively poor.
In order to solve the above-mentioned drawbacks, a technical solution is now provided.
Disclosure of Invention
The invention aims to provide a wear-resistant pressure pipeline and a preparation method thereof.
The technical problems to be solved by the invention are as follows:
current drainage pipe antifriction and corrosion resistance are relatively poor, lead to drainage pipe's life to reduce, use cutting device often in preparation drainage pipe, and current cutting device's cutting efficiency is lower, and cutting accuracy is not high, and the motion mode of device is single, makes its application range and practicality relatively poor.
The purpose of the invention can be realized by the following technical scheme:
a wear-resistant pressure pipeline comprises the following raw materials in parts by weight: 100 parts of chlorinated polyethylene, 20-30 parts of fluororubber, 13-15 parts of nano silicon dioxide, 10-13 parts of nano silicon carbide, 9-12 parts of nano calcium carbonate, 5-8 parts of nano bamboo charcoal powder and 2-4 parts of titanate coupling agent; the preparation method of the wear-resistant pressure pipeline comprises the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer to be mixed at the rotating speed of 600-800r/min for 60-80min, thereby obtaining a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, fully mixing for 30-40min under the condition that the rotating speed is 300-plus-one at 500r/min, then putting into a drying oven, and drying for 1-2h at the temperature of 110-plus-one at 120 ℃ to obtain a mixed auxiliary material B of the pipeline;
step three, preparing the friction-resistant material, wherein the preparation process comprises the following steps:
s1, preparing a material, which comprises, by weight, 40-50 parts of raw material polyurethane rubber, 30-40 parts of tetrafluoroethylene, 15-20 parts of hexafluoropropylene, 20-24 parts of polyvinyl alcohol, 11-14 parts of composite filler, 5-10 parts of an auxiliary agent, 8-10 parts of a pigment, 20-30 parts of chitin, 8-13 parts of ethylenediamine, 10-18 parts of tetrabutyl titanate, 8-10 parts of magnesium hydroxide and 40-50 parts of water;
s2, preparing a modified material, namely, putting chitin and water into a mixer, mixing and stirring, standing for 20-30min, adding tetrabutyl titanate and ethylenediamine into the mixer, continuously stirring for 30-40min, and standing to obtain a modified material solution;
s3, preparing a corrosion-resistant material, namely putting the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler in the step S1 into a high-speed stirrer to be mixed at normal temperature for 20-30min, heating to 150 ℃ and 170 ℃, continuing stirring and mixing, adding the auxiliary agent, the magnesium hydroxide and the pigment, and continuing stirring for 40-50min at the rotation speed of 1200r/min to obtain a liquid material;
s4, pouring the liquid material into a dispersion container, adding the modified material solution obtained in the step S2 into the dispersion container, continuously mixing and stirring the mixture at the rotating speed of 2000r/min for 50-60min to obtain the friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle, stirring for 10-15min at the rotating speed of 100-;
step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and clamping the set pipe blank through a clamping mechanism in a cutting device to obtain the wear-resistant pressure pipeline; the cutting device comprises the following specific working steps:
the both ends that will design the pipe are placed between two grip blocks on both sides, carry out the centre gripping to the both ends of finalizing the design pipe through fixture, the start-up rotation motor, it rotates to drive the design pipe, start the moving motor, it moves on the horizontal direction to drive the sliding block, thereby drive cutting mechanism and remove the position that needs the cutting to finalize the design pipe, start the cutting motor, its output of drive drives the cutting knife and rotates, start elevator motor, drive the downward feed motion of doing of cutting knife through elevator mechanism, cut the design pipe, accomplish the cutting process.
Further, the composite filler is a mixed material consisting of epoxy resin and carbon fiber;
the pigment is any one of talcum powder, heavy calcium carbonate or chrome yellow;
the auxiliary agent is any one of methyl cellulose or polyacrylate.
Furthermore, the cutting device in the fifth step comprises a workbench, first support plates which are symmetrically distributed are fixed on two sides of the upper surface of the workbench, a second support plate is fixed between the top ends of the two first support plates, a moving motor is fixed on the outer side of one of the first support plates, a threaded rod is fixed on the output end of the moving motor, one end of the threaded rod, which is far away from the moving motor, penetrates through one of the first support plates and is rotatably connected with the inner side of the other first support plate, a sliding block is sleeved on the outer surface of the threaded rod and is in threaded connection with the threaded rod, two sliding blocks which are symmetrically distributed are fixed on the top of the sliding block, the top ends of the two sliding blocks are both in sliding connection with the lower surface of the second support plate, and a lifting mechanism is arranged at the bottom of the sliding block;
the lifting mechanism comprises a third supporting plate, the upper surface of the third supporting plate is fixed with the bottom of the sliding block, two symmetrically distributed supporting seats and a fourth supporting plate are fixed on two sides of the lower surface of the third supporting plate, the two supporting seats are positioned between the two fourth supporting plates, a first rotating rod is rotatably arranged between the two supporting seats, two ends of the first rotating rod respectively penetrate through the two supporting seats and are rotatably connected with the two supporting seats, and symmetrically distributed lifting assemblies are arranged at the bottoms of the two supporting seats;
the upper surface of workstation is equipped with fixture, fixture includes the fifth backup pad of two symmetric distributions, the bottom of fifth backup pad is fixed mutually with the upper surface of workstation, the both sides of fifth backup pad are run through and are equipped with first centre gripping groove, one side that two fifth backup pads kept away from each other is equipped with annular rotor plate, annular rotor plate passes through the circular orbit and is connected with the rotation of fifth backup pad, the both sides of annular rotor plate are run through and are equipped with second centre gripping groove, first centre gripping groove is located same water flat line with the second centre gripping groove, one side that the fifth backup pad was kept away from to annular rotor plate is fixed with the third fixing base of two symmetric distributions, be fixed with the second slide bar of two symmetric distributions between two third fixing bases, the grip block of two symmetric distributions has been cup jointed in the outside of two second slide bars, the both ends of grip block are respectively in two second slide bar sliding connection.
Furthermore, the lifting component comprises two sliding plates which are symmetrically distributed, two first fixing seats which are symmetrically distributed are fixed at the top end and the bottom end of one side of each sliding plate, a first sliding rod is fixed between the two first fixing seats, a first lifting plate is arranged between the two first sliding rods, two ends of the first lifting plate are respectively in sliding connection with the two first sliding rods, movable grooves are arranged on two sides of the first lifting plate in a penetrating mode, and a second lifting plate is fixed between the first lifting plates on the two lifting components and close to the front end.
Further, the lower fixed surface of third backup pad has elevator motor, elevator motor's output is fixed with first drive pulley, the surface center department of first dwang is fixed with first driven pulley, install first driving belt between first drive pulley and the first driven pulley, one side that two fourth backup pads are close to each other is rotated and is connected with the second dwang, the both ends of first dwang are fixed with the second drive pulley of symmetric distribution, the surface mounting of second dwang has the second driven pulley, install second driving belt between second drive pulley and the second driven pulley.
Furthermore, the one end that the fourth backup pad was kept away from to the second dwang is fixed with the rotating disc, and the one side that the second dwang was kept away from to the rotating disc is close to the rigidity at edge and has a movable rod, and the movable rod passes the activity groove and with activity groove swing joint, and the one end that the rotating disc was kept away from to the movable rod is fixed with the stopper.
Further, the below of second lifter plate is equipped with cutting mechanism, and cutting mechanism includes the second fixing base, and the top of second fixing base is fixed mutually with the lower surface of second lifter plate, and one side of second fixing base is fixed with the cutting motor, and the output of cutting motor passes the second fixing base and rotates with the second fixing base to be connected, and the output of cutting motor is fixed with the cutting knife, and the top parcel of cutting knife has the cutting protective sheath, and the cutting protective sheath is fixed mutually with one side that the cutting motor was kept away from to the second fixing base.
Furthermore, be located the top of third fixing base is fixed with telescopic cylinder, telescopic cylinder's output passes the third fixing base and is fixed mutually with the top of the grip block of top, the top of the third fixing base that is located the below is fixed with the slip chamber, the inside in slip chamber is equipped with the slip piston, the both ends of slip piston respectively with the inside both sides wall sliding connection in slip chamber, the inside bottom mounting in slip chamber has expanding spring, expanding spring's top is fixed with the bottom of slip piston, the top of slip piston is fixed with the bracing piece, the top of bracing piece is fixed with the bottom of the grip block that is located the below.
Furthermore, two one side that the fifth backup pad is close to each other is fixed with the rotation motor, and the output that rotates the motor passes the fifth backup pad and is fixed with the action wheel, and the outside of annular rotating plate is fixed with the gear and meshes with the action wheel mutually.
The preparation method of the wear-resistant pressure pipeline comprises the following raw materials in parts by weight: 100 parts of chlorinated polyethylene, 20-30 parts of fluororubber, 13-15 parts of nano silicon dioxide, 10-13 parts of nano silicon carbide, 9-12 parts of nano calcium carbonate, 5-8 parts of nano bamboo charcoal powder and 2-4 parts of titanate coupling agent, wherein the preparation method of the wear-resistant pressure pipeline comprises the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer to be mixed at the rotating speed of 600-800r/min for 60-80min, thereby obtaining a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, fully mixing for 30-40min under the condition that the rotating speed is 300-plus-one at 500r/min, then putting into a drying oven, and drying for 1-2h at the temperature of 110-plus-one at 120 ℃ to obtain a mixed auxiliary material B of the pipeline;
step three, preparing the friction-resistant material, wherein the preparation process comprises the following steps:
s1, preparing a material, which comprises, by weight, 40-50 parts of raw material polyurethane rubber, 30-40 parts of tetrafluoroethylene, 15-20 parts of hexafluoropropylene, 20-24 parts of polyvinyl alcohol, 11-14 parts of composite filler, 5-10 parts of an auxiliary agent, 8-10 parts of a pigment, 20-30 parts of chitin, 8-13 parts of ethylenediamine, 10-18 parts of tetrabutyl titanate, 8-10 parts of magnesium hydroxide and 40-50 parts of water;
s2, preparing a modified material, namely, putting chitin and water into a mixer, mixing and stirring, standing for 20-30min, adding tetrabutyl titanate and ethylenediamine into the mixer, continuously stirring for 30-40min, and standing to obtain a modified material solution;
s3, preparing a corrosion-resistant material, namely putting the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler in the step S1 into a high-speed stirrer to be mixed at normal temperature for 20-30min, heating to 150 ℃ and 170 ℃, continuing stirring and mixing, adding the auxiliary agent, the magnesium hydroxide and the pigment, and continuing stirring for 40-50min at the rotation speed of 1200r/min to obtain a liquid material;
s4, pouring the liquid material into a dispersion container, adding the modified material solution obtained in the step S2 into the dispersion container, continuously mixing and stirring the mixture at the rotating speed of 2000r/min for 50-60min to obtain the friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle, stirring for 10-15min at the rotating speed of 100-;
and step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and cutting the set pipe blank through a cutting device to obtain the wear-resistant pressure pipeline.
The invention has the beneficial effects that:
according to the invention, the tetrafluoroethylene and the hexafluoropropylene are added to improve the corrosion resistance and the friction resistance of the drainage pipeline, and the material is high-temperature resistant, the chitin, the tetrabutyl titanate and the ethylenediamine are added to prepare a modified material, and then the modified material is uniformly mixed with the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler to prepare the friction-resistant material, so that the friction resistance of the material is further improved, and the service life of the drainage pipeline is prolonged. The drainage pipeline cut by the cutting device has higher quality and better uniformity.
According to the invention, through the arrangement of the clamping mechanism, two ends of the shaped tube blank are firmly fixed between the two clamping blocks, so that the shaped tube blank is prevented from deviating during cutting, the cutting precision is not influenced, the cutting quality is reduced, and meanwhile, through the arrangement of the telescopic spring, the shaped tube blank is protected, and the shaped tube blank is prevented from being excessively extruded to break. Firstly, two ends of a shaped tube blank sequentially pass through a first clamping groove and a second clamping groove and are positioned between two clamping blocks, a telescopic cylinder is started, an output end of the telescopic cylinder is driven to push the clamping block positioned above to slide downwards on a second slide bar, so that the distance between the two clamping blocks is reduced, the two ends of the shaped tube blank are clamped, a support bar is matched to extrude a sliding piston, and a telescopic spring is compressed to protect the shaped tube blank; the rotating motor is started to drive the output end of the rotating motor to drive the driving wheel to rotate, so that the annular rotating plate meshed with the driving wheel is driven to rotate, and the shaped tube blank is driven to rotate.
Drive the threaded rod through the traveling motor and rotate, the cooperation sliding block drives cutting mechanism and freely removes on the horizontal direction to make the cutting knife can cut the optional position of design pipe, guarantee the precision of cutting, enlarge cutting device's application scope, increase the practicality. The cutting machine comprises a cutting mechanism, a cutting knife, a movable motor, a cutting mechanism, a cutting knife, a cutting blade, a cutting head and a cutting blade.
Through elevating system's setting, make the cutting knife realize the freedom of lift in vertical direction to for cutting operation provides feed motion, improve cutting efficiency, guarantee the quality of cutting. Starting the lifting motor, driving the output end of the lifting motor to drive the first driving belt pulley to rotate, driving the first driven belt pulley to rotate through the first transmission belt, thereby driving the first rotating rod to rotate, driving the two second driving belt pulleys to rotate through the first rotating rod, driving the second driven belt pulley to rotate through the second transmission belt, driving the second rotating rod to rotate through the second driven belt pulley, and further driving the movable rod on the rotating disc to rotate, movably connecting the movable rod in the movable groove, driving the first lifting plate to slide downwards on the first sliding rod, thereby driving the second lifting plate to move downwards, and further driving the cutting knife to do feeding motion downwards, cutting the shaped pipe blank, and completing the cutting process.
Drawings
The invention is described in further detail below with reference to the figures and specific embodiments.
FIG. 1 is a schematic view of the overall construction of the cutting device of the present invention;
FIG. 2 is a schematic view of the overall construction of the lifting mechanism of the present invention;
FIG. 3 is a structural side view of the lift assembly of the present invention;
FIG. 4 is a schematic view of the overall construction of the cutting mechanism of the present invention;
FIG. 5 is a side view of the overall construction of the clamping mechanism of the present invention;
FIG. 6 is a schematic view of the construction of the annular rotating plate of the present invention;
fig. 7 is an enlarged view of the invention at a in fig. 5.
In the figure, 1, a workbench; 101. a first support plate; 102. a second support plate; 103. a moving motor; 104. a threaded rod; 105. a slider; 2. a lifting mechanism; 201. a third support plate; 202. a supporting seat; 203. a fourth support plate; 204. a first rotating lever; 205. a lifting assembly; 2051. a sliding plate; 2052. a first slide bar; 2053. a first lifter plate; 2054. a movable groove; 2055. a second lifter plate; 206. a lifting motor; 207. a first drive pulley; 208. a first driven pulley; 209. a second rotating lever; 210. a second drive pulley; 211. a second driven pulley; 212. rotating the disc; 213. a limiting block; 3. a cutting mechanism; 301. a second fixed seat; 302. cutting the motor; 303. a cutting knife; 304. cutting the protective sleeve; 4. a clamping mechanism; 401. a fifth support plate; 402. an annular rotating plate; 403. an annular track; 404. a third fixed seat; 405. a second slide bar; 406. a clamping block; 407. a telescopic cylinder; 408. a sliding cavity; 409. a sliding piston; 410. a tension spring; 411. a support bar; 412. rotating the motor; 413. a driving wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A wear-resistant pressure pipeline comprises the following raw materials in parts by weight: 100 parts of chlorinated polyethylene, 20 parts of fluororubber, 13 parts of nano silicon dioxide, 10 parts of nano silicon carbide, 9 parts of nano calcium carbonate, 5 parts of nano bamboo charcoal powder and 2 parts of titanate coupling agent; the preparation method of the wear-resistant pressure pipeline comprises the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer, and mixing at the rotating speed of 600r/min for 60min to obtain a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, fully mixing for 30min under the condition that the rotating speed is 300r/min, then putting into an oven, and drying for 1h at 110 ℃ to obtain a mixed auxiliary material B of the pipeline;
step three, preparing the friction-resistant material, wherein the preparation process comprises the following steps:
s1, preparing a material, which comprises, by weight, 40 parts of raw material polyurethane rubber, 30 parts of tetrafluoroethylene, 15 parts of hexafluoropropylene, 20 parts of polyvinyl alcohol, 11 parts of composite filler, 5 parts of auxiliary agent, 8 parts of pigment, 20 parts of chitin, 8 parts of ethylenediamine, 10 parts of tetrabutyl titanate, 8 parts of magnesium hydroxide and 40 parts of water;
s2, preparing a modified material, namely, putting chitin and water into a mixer, mixing and stirring, standing for 20min, adding tetrabutyl titanate and ethylenediamine into the mixer, continuously stirring for 30min, and standing to obtain a modified material solution;
s3, preparing a corrosion-resistant material, namely putting the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler in the step S1 into a high-speed stirrer to be mixed at normal temperature for 20min, heating to 150 ℃, continuing stirring and mixing, adding the auxiliary agent, the magnesium hydroxide and the pigment, and continuing stirring for 40min at the rotation speed of 1200r/min to obtain a liquid material;
s4, pouring the liquid material into a dispersion container, adding the modified material solution obtained in the step S2 into the dispersion container, continuously mixing and stirring the mixture at the rotating speed of 2000r/min for 50min to obtain the friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle, stirring at the rotating speed of 100r/min for 10min, and keeping the temperature in the stirring kettle at 100 ℃ to obtain a pipeline mixed raw material C in a molten state;
step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and cutting the set pipe blank through a cutting device to obtain the wear-resistant pressure pipeline;
the composite filler is a mixed material consisting of epoxy resin and carbon fiber;
the pigment is any one of talcum powder, heavy calcium carbonate or chrome yellow;
the auxiliary agent is any one of methyl cellulose or polyacrylate.
Example 2
A wear-resistant pressure pipeline comprises the following raw materials in parts by weight: 105 parts of chlorinated polyethylene, 25 parts of fluororubber, 14 parts of nano silicon dioxide, 11 parts of nano silicon carbide, 10 parts of nano calcium carbonate, 6 parts of nano bamboo charcoal powder and 3 parts of titanate coupling agent; the preparation method of the wear-resistant pressure pipeline comprises the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer, and mixing at the rotating speed of 700r/min for 70min to obtain a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, fully mixing for 35min under the condition that the rotating speed is 400r/min, then putting into an oven, and drying for 1.5h at 115 ℃ to obtain a mixed auxiliary material B of the pipeline;
step three, preparing the friction-resistant material, wherein the preparation process comprises the following steps:
s1, preparing a material, which comprises the following raw materials, by weight, 45 parts of polyurethane rubber, 35 parts of tetrafluoroethylene, 17 parts of hexafluoropropylene, 22 parts of polyvinyl alcohol, 12 parts of a composite filler, 8 parts of an auxiliary agent, 9 parts of a pigment, 25 parts of chitin, 10 parts of ethylenediamine, 15 parts of tetrabutyl titanate, 9 parts of magnesium hydroxide and 45 parts of water;
s2, preparing a modified material, namely, placing chitin and water into a mixer, mixing and stirring, standing for 25min, adding tetrabutyl titanate and ethylenediamine into the mixer, continuously stirring for 35min, and standing to obtain a modified material solution;
s3, preparing a corrosion-resistant material, namely putting the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler in the step S1 into a high-speed stirrer to be mixed at normal temperature for 25min, heating to 160 ℃, continuing stirring and mixing, adding the auxiliary agent, the magnesium hydroxide and the pigment, and continuing stirring for 45min at the rotation speed of 1200r/min to obtain a liquid material;
s4, pouring the liquid material into a dispersion container, adding the modified material solution obtained in the step S2 into the dispersion container, continuously mixing and stirring the mixture at the rotating speed of 2000r/min for 55min to obtain the friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle, stirring for 12min at a rotating speed of 110r/min, and keeping the temperature in the stirring kettle at 110 ℃, thereby obtaining a pipeline mixed raw material C in a molten state;
step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and cutting the set pipe blank through a cutting device to obtain the wear-resistant pressure pipeline;
the composite filler is a mixed material consisting of epoxy resin and carbon fiber;
the pigment is any one of talcum powder, heavy calcium carbonate or chrome yellow;
the auxiliary agent is any one of methyl cellulose or polyacrylate.
Example 3
A wear-resistant pressure pipeline comprises the following raw materials in parts by weight: 110 parts of chlorinated polyethylene, 30 parts of fluororubber, 15 parts of nano silicon dioxide, 13 parts of nano silicon carbide, 12 parts of nano calcium carbonate, 8 parts of nano bamboo charcoal powder and 4 parts of titanate coupling agent; the preparation method of the wear-resistant pressure pipeline comprises the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer, and mixing at the rotating speed of 800r/min for 80min to obtain a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, fully mixing for 40min under the condition that the rotating speed is 500r/min, then putting into an oven, and drying for 2h at 120 ℃ to obtain a mixed auxiliary material B of the pipeline;
step three, preparing the friction-resistant material, wherein the preparation process comprises the following steps:
s1, preparing a material, which comprises, by weight, 50 parts of raw material polyurethane rubber, 40 parts of tetrafluoroethylene, 20 parts of hexafluoropropylene, 24 parts of polyvinyl alcohol, 14 parts of composite filler, 10 parts of auxiliary agent, 10 parts of pigment, 30 parts of chitin, 13 parts of ethylenediamine, 18 parts of tetrabutyl titanate, 10 parts of magnesium hydroxide and 50 parts of water;
s2, preparing a modified material, namely, putting chitin and water into a mixer, mixing and stirring, standing for 30min, adding tetrabutyl titanate and ethylenediamine into the mixer, continuously stirring for 40min, and standing to obtain a modified material solution;
s3, preparing a corrosion-resistant material, namely putting the polyurethane rubber, the tetrafluoroethylene, the hexafluoropropylene, the polyvinyl alcohol and the composite filler in the step S1 into a high-speed stirrer to be mixed at normal temperature for 30min, heating to 170 ℃, continuing stirring and mixing, adding the auxiliary agent, the magnesium hydroxide and the pigment, and continuing stirring for 50min at the rotation speed of 1200r/min to obtain a liquid material;
s4, pouring the liquid material into a dispersion container, adding the modified material solution obtained in the step S2 into the dispersion container, continuously mixing and stirring the mixture at the rotating speed of 2000r/min for 60min to obtain the friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle, stirring for 15min at the rotating speed of 120r/min, and keeping the temperature in the stirring kettle at 120 ℃ so as to obtain a pipeline mixed raw material C in a molten state;
step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and cutting the set pipe blank through a cutting device to obtain the wear-resistant pressure pipeline;
the composite filler is a mixed material consisting of epoxy resin and carbon fiber;
the pigment is any one of talcum powder, heavy calcium carbonate or chrome yellow;
the auxiliary agent is any one of methyl cellulose or polyacrylate.
Referring to fig. 1-7, the cutting device in the above embodiment includes a worktable 1, first support plates 101 symmetrically distributed are fixed on two sides of an upper surface of the worktable 1, a second support plate 102 is fixed between top ends of the two first support plates 101, a moving motor 103 is fixed on an outer side of one of the first support plates 101, a threaded rod 104 is fixed on an output end of the moving motor 103, one end of the threaded rod 104, far away from the moving motor 103, penetrates through one of the first support plates 101 and is rotatably connected with an inner side of the other first support plate 101, a sliding block 105 is sleeved on an outer surface of the threaded rod 104, the sliding block 105 is in threaded connection with the threaded rod 104, two sliding blocks symmetrically distributed are fixed on a top of the sliding block 105, top ends of the two sliding blocks are both in sliding connection with a lower surface of the second support plate 102, and a lifting mechanism 2 is arranged at a bottom of the sliding block 105; drive threaded rod 104 through traveling motor 103 and rotate, cooperation sliding block 105 drives cutting mechanism 3 and freely moves on the horizontal direction to make cutting knife 303 can cut the optional position of design pipe, guarantee the precision of cutting, enlarge cutting device's application scope, increase the practicality.
The lifting mechanism 2 comprises a third supporting plate 201, the upper surface of the third supporting plate 201 is fixed with the bottom of the sliding block 105, two symmetrically distributed supporting seats 202 and four supporting plates 203 are fixed on two sides of the lower surface of the third supporting plate 201, the two supporting seats 202 are positioned between the two fourth supporting plates 203, a first rotating rod 204 is rotatably arranged between the two supporting seats 202, two ends of the first rotating rod 204 respectively penetrate through the two supporting seats 202 and are rotatably connected with the two supporting seats 202, and symmetrically distributed lifting assemblies 205 are arranged at the bottoms of the two supporting seats 202;
the lifting assembly 205 comprises two sliding plates 2051 which are symmetrically distributed, two first fixed seats which are symmetrically distributed are fixed at the top end and the bottom end of one side of each sliding plate 2051, a first sliding rod 2052 is fixed between the two first fixed seats, a first lifting plate 2053 is arranged between the two first sliding rods 2052, two ends of each first lifting plate 2053 are respectively connected with the two first sliding rods 2052 in a sliding manner, movable grooves 2054 are arranged at two sides of each first lifting plate 2053 in a penetrating manner, and a second lifting plate 2055 is fixed at a position, close to the front end, between the first lifting plates 2053 on the two lifting assemblies 205;
a lifting motor 206 is fixed on the lower surface of the third support plate 201, a first driving pulley 207 is fixed at the output end of the lifting motor 206, a first driven pulley 208 is fixed at the center of the outer surface of the first rotating rod 204, a first transmission belt is installed between the first driving pulley 207 and the first driven pulley 208, a second rotating rod 209 is rotatably connected to one side of the two fourth support plates 203, which is close to each other, second driving pulleys 210 are fixed at the two ends of the first rotating rod 204, which are symmetrically distributed, a second driven pulley 211 is fixed on the outer surface of the second rotating rod 209, and a second transmission belt is installed between the second driving pulley 210 and the second driven pulley 211;
a rotating disc 212 is fixed at one end of the second rotating rod 209 far away from the fourth supporting plate 203, a movable rod is fixed at a position close to the edge of one side of the rotating disc 212 far away from the second rotating rod 209, the movable rod passes through the movable groove 2054 and is movably connected with the movable groove 2054, and a limiting block 213 is fixed at one end of the movable rod far away from the rotating disc 212; through the setting of elevating system 2, make cutting knife 303 realize the freedom of lift in vertical direction to for cutting operation provides feed motion, improve cutting efficiency, guarantee the quality of cutting.
The below of second lifter plate 2055 is equipped with cutting mechanism 3, cutting mechanism 3 includes second fixing base 301, the top of second fixing base 301 is fixed mutually with the lower surface of second lifter plate 2055, one side of second fixing base 301 is fixed with cutting motor 302, the output of cutting motor 302 passes second fixing base 301 and rotates with second fixing base 301 to be connected, cutting motor 302's output is fixed with cutting knife 303, the top parcel of cutting knife 303 has cutting protective sheath 304, one side that cutting protective sheath 304 and second fixing base 301 kept away from cutting motor 302 is fixed mutually.
The upper surface of the workbench 1 is provided with a clamping mechanism 4, the clamping mechanism 4 comprises two fifth support plates 401 which are symmetrically distributed, the bottom ends of the fifth support plates 401 are fixed with the upper surface of the workbench 1, two sides of the fifth support plates 401 are provided with first clamping grooves in a penetrating manner, one sides of the two fifth support plates 401 which are far away from each other are provided with annular rotating plates 402, the annular rotating plates 402 are rotatably connected with the fifth support plates 401 through annular rails 403, two sides of the annular rotating plates 402 are provided with second clamping grooves in a penetrating manner, the first clamping grooves and the second clamping grooves are located on the same horizontal line, one sides of the annular rotating plates 402 which are far away from the fifth support plates 401 are fixedly provided with two third fixing seats 404 which are symmetrically distributed, two second sliding rods 405 which are symmetrically distributed are fixedly arranged between the two third fixing seats 404, two clamping blocks which are symmetrically distributed are sleeved on the outer sides of the two second sliding rods 405, and two ends 406 of the clamping blocks 406 are respectively slidably connected with the two second sliding rods 405;
the top of the third fixing base 404 that is located the top is fixed with telescopic cylinder 407, telescopic cylinder 407's output passes through third fixing base 404 and is fixed mutually with the top of the grip block 406 of top, the top of the third fixing base 404 that is located the below is fixed with sliding chamber 408, sliding chamber 408's inside is equipped with sliding piston 409, sliding piston 409's both ends respectively with sliding chamber 408's inside both sides wall sliding connection, sliding chamber 408's inside bottom mounting has expanding spring 410, expanding spring 410's top is fixed with sliding piston 409's bottom, sliding piston 409's top is fixed with bracing piece 411, the top of bracing piece 411 is fixed with the bottom of the grip block 406 that is located the below.
A rotating motor 412 is fixed on one side of the two fifth supporting plates 401 close to each other, an output end of the rotating motor 412 penetrates through the fifth supporting plates 401 and is fixed with a driving wheel 413, and a gear is fixed on the outer side of the annular rotating plate 402 and is meshed with the driving wheel 413. Through the setting of fixture 4, make the both ends of design pipe firmly fixed between two grip blocks 406, guarantee that design pipe does not take place the skew when the cutting, influence cutting accuracy, reduce the cutting quality, through expanding spring 410's setting, protect design pipe simultaneously, prevent that design pipe from being excessively extrudeed and breaking.
The working principle is as follows:
when the device is used, firstly, two ends of a shaped tube blank sequentially pass through a first clamping groove and a second clamping groove and are positioned between two clamping blocks 406, a telescopic cylinder 407 is started, the output end of the telescopic cylinder is driven to push the clamping blocks 406 positioned above to slide downwards on a second sliding rod 405, so that the distance between the two clamping blocks 406 is reduced, the two ends of the shaped tube blank are clamped, a sliding piston 409 is extruded by matching with a supporting rod 411, and the shaped tube blank is protected by compressing a telescopic spring 410; the rotating motor 412 is started to drive the output end thereof to drive the driving wheel 413 to rotate, so as to drive the annular rotating plate 402 engaged with the driving wheel to rotate, and further drive the shaping tube blank to rotate. Through the setting of fixture 4, make the both ends of design pipe firmly fixed between two grip blocks 406, guarantee that design pipe does not take place the skew when the cutting, influence cutting accuracy, reduce the cutting quality, through expanding spring 410's setting, protect design pipe simultaneously, prevent that design pipe from being excessively extrudeed and breaking.
The cutting machine is characterized in that the movable motor 103 is started, the output end of the movable motor is driven to drive the threaded rod 104 to rotate, the threaded rod 104 is in threaded connection with the sliding block 105, the sliding block is matched to slide on the second supporting plate 102, the sliding block 105 is driven to move in the horizontal direction, the cutting mechanism 3 is driven to move to a position, needing to be cut, on the shaped tube blank, the cutting motor 302 is started, and the output end of the cutting motor is driven to drive the cutting knife 303 to rotate. Drive threaded rod 104 through traveling motor 103 and rotate, cooperation sliding block 105 drives cutting mechanism 3 and freely moves on the horizontal direction to make cutting knife 303 can cut the optional position of design pipe, guarantee the precision of cutting, enlarge cutting device's application scope, increase the practicality.
Start elevator motor 206, drive its output and drive first drive pulley 207 and rotate, drive first driven pulley 208 through first driving belt and rotate, thereby it rotates to drive first rotor rod 204, first rotor rod 204 drives two second drive pulley 210 and rotates, drive second driven pulley 211 through second driving belt and rotate, second driven pulley 211 drives second rotor rod 209 and rotates, and then drive the movable rod rotation on the rotating disc 212, through movable rod swing joint in activity groove 2054, drive first lifter plate 2053 and slide down on first slide bar 2052, thereby it moves down to drive second lifter plate 2055, and then drive cutting knife 303 and do feed motion downwards, cut the design pipe billet, accomplish the cutting process. Through the setting of elevating system 2, make cutting knife 303 realize the freedom of lift in vertical direction to for cutting operation provides feed motion, improve cutting efficiency, guarantee the quality of cutting.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The wear-resistant pressure pipeline is characterized by being prepared by the following steps:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer for mixing to obtain a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, mixing, putting into an oven, and drying to obtain a mixed auxiliary material B of the pipeline;
step three, preparing a friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle for stirring to obtain a pipeline mixed raw material C in a molten state;
and step five, enabling the pipe mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to set to obtain a set pipe blank, clamping the set pipe blank through a clamping mechanism in a cutting device, adjusting the set pipe blank to a cutting position through a lifting mechanism, and finally cutting through a cutting mechanism to obtain the wear-resistant pressure pipe.
2. A wear-resistant pressure conduit according to claim 1, characterized in that it comprises the following raw materials in parts by weight: 100 parts of chlorinated polyethylene, 20-30 parts of fluororubber, 13-15 parts of nano silicon dioxide, 10-13 parts of nano silicon carbide, 9-12 parts of nano calcium carbonate, 5-8 parts of nano bamboo charcoal powder and 2-4 parts of titanate coupling agent.
3. A wear-resistant pressure pipe according to claim 1, characterized in that the friction-resistant material is prepared as follows:
s1, preparing a modified material, namely, mixing and stirring chitin and water in a mixer, standing, and then adding tetrabutyl titanate and ethylenediamine into the mixer to obtain a modified material solution;
s2, preparing a corrosion-resistant material, namely putting polyurethane rubber, tetrafluoroethylene, hexafluoropropylene, polyvinyl alcohol and a composite filler into a high-speed stirrer for mixing, adding an auxiliary agent, magnesium hydroxide and a pigment, and continuously stirring to obtain a liquid material;
s3, pouring the liquid material into a dispersion container, and adding the modified material solution obtained in the step S1 into the dispersion container to obtain the friction-resistant material.
4. A wear resistant pressure conduit according to claim 3, wherein said friction resistant material comprises the following raw materials in parts by weight: 40-50 parts of polyurethane rubber, 30-40 parts of tetrafluoroethylene, 15-20 parts of hexafluoropropylene, 20-24 parts of polyvinyl alcohol, 11-14 parts of composite filler, 5-10 parts of auxiliary agent, 8-10 parts of pigment, 20-30 parts of chitin, 8-13 parts of ethylenediamine, 10-18 parts of tetrabutyl titanate, 8-10 parts of magnesium hydroxide and 40-50 parts of water.
5. A wear-resistant pressure pipe according to claim 3, wherein the composite filler is a mixed material of epoxy resin and carbon fiber;
the pigment is any one of talcum powder, heavy calcium carbonate or chrome yellow;
the auxiliary agent is any one of methyl cellulose or polyacrylate.
6. The preparation method of the wear-resistant pressure pipeline is characterized by comprising the following steps of:
the method comprises the following steps: introducing chlorinated polyethylene and fluororubber into a high-speed mixer for mixing to obtain a mixed base material A of the pipeline;
step two: adding nano silicon dioxide, nano silicon carbide, nano calcium carbonate, nano bamboo charcoal powder and a titanate coupling agent into a mixer, mixing, putting into an oven, and drying to obtain a mixed auxiliary material B of the pipeline;
step three, preparing a friction-resistant material;
step four: adding the mixed base material A, the mixed base material B and the friction-resistant material into a stirring kettle for stirring to obtain a pipeline mixed raw material C in a molten state;
and step five, enabling the pipeline mixed raw material C to pass through an extruder, adhering the extruded pipe blank to a traction pipe of a tractor, drawing the pipe blank into a setting machine to be set to obtain a set pipe blank, and cutting the set pipe blank through a cutting device to obtain the wear-resistant pressure pipeline.
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| CN202110603617.2A CN113185783A (en) | 2021-05-31 | 2021-05-31 | Wear-resistant pressure pipeline and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110603617.2A CN113185783A (en) | 2021-05-31 | 2021-05-31 | Wear-resistant pressure pipeline and preparation method thereof |
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| CN111993486A (en) * | 2020-08-20 | 2020-11-27 | 王水成 | Shearing device is used in processing of piston rubber ring |
| CN212885362U (en) * | 2020-09-02 | 2021-04-06 | 贵阳伟佳塑料有限公司 | Copper pipe blank cutting device suitable for bellows production |
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2021
- 2021-05-31 CN CN202110603617.2A patent/CN113185783A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108788277A (en) * | 2018-06-04 | 2018-11-13 | 含山县兴达球墨铸铁厂 | A kind of ductile iron pipe processing cutting equipment |
| CN109385197A (en) * | 2018-10-22 | 2019-02-26 | 安徽青润精密科技有限公司 | A kind of preparation method of corrosion-resistant drainage pipeline |
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Application publication date: 20210730 |