CN115521512A - Antistatic solid tire rubber material and preparation method thereof - Google Patents
Antistatic solid tire rubber material and preparation method thereof Download PDFInfo
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- CN115521512A CN115521512A CN202211153385.6A CN202211153385A CN115521512A CN 115521512 A CN115521512 A CN 115521512A CN 202211153385 A CN202211153385 A CN 202211153385A CN 115521512 A CN115521512 A CN 115521512A
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J2307/00—Characterised by the use of natural rubber
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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- C08J2309/00—Characterised by the use of homopolymers or copolymers of conjugated diene hydrocarbons
- C08J2309/02—Copolymers with acrylonitrile
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- C08J2400/00—Characterised by the use of unspecified polymers
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- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
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Abstract
The invention discloses an antistatic solid tire rubber material and a preparation method thereof, belonging to the technical field of antistatic solid tire rubber materials, and the antistatic solid tire rubber material comprises the following components (in parts by weight): 50-80 parts of natural rubber, 50-80 parts of nitrile rubber, 20-50 parts of copper powder, 20-50 parts of E130i-NC LCP high-molecular polymer, 30-60 parts of carbon black, 10-25 parts of sulfur, 10-25 parts of antistatic agent, 5-20 parts of vulcanization accelerator, 5-20 parts of anti-aging agent and 5-20 parts of foaming agent.
Description
Technical Field
The invention relates to the technical field of antistatic solid tire rubber materials, in particular to an antistatic solid tire rubber material and a preparation method thereof.
Background
The tire is a circular ring elastic rubber product which is assembled on various vehicles or machines and rolls in a grounding way, is usually arranged on a metal rim, can support a vehicle body, buffer external impact, realize contact with a road surface and ensure the running performance of the vehicle, is often used under complicated and harsh conditions, bears various deformations, loads, forces and high and low temperature effects during running, and therefore has higher bearing performance, traction performance and buffering performance, and simultaneously has high wear resistance and flexibility resistance, low rolling resistance and heat generation.
The solid tire is a tire corresponding to a pneumatic tire, and a carcass thereof is solid, does not use a cord as a framework, does not need to be inflated, so that an inner tube or an inner liner is not needed.
The conventional tire has poor antistatic performance when in use, generates a large amount of static electricity when in friction on the ground, and continuously consumes the service life of the tire, so that an antistatic solid tire rubber material and a preparation method thereof are provided.
Disclosure of Invention
The present invention has been made in view of the above and/or other problems with the prior art antistatic solid tire compounds and methods of making.
Therefore, the invention aims to provide an antistatic solid tire rubber material and a preparation method thereof, wherein the raw materials of natural rubber and nitrile rubber synthetic rubber are internally added with copper powder, so that the interior of the tire material can absorb the generated static electricity, and the E130i-NC LCP high molecular polymer is added on the outer surface to dissipate the static electricity, so that the existing problems can be solved.
In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:
an antistatic solid tire compound comprising: the following components (in parts by weight):
50-80 parts of natural rubber, 50-80 parts of nitrile rubber, 20-50 parts of copper powder, 20-50 parts of E130i-NC LCP high polymer, 30-60 parts of carbon black, 10-25 parts of sulfur, 10-25 parts of antistatic agent, 5-20 parts of vulcanization accelerator, 5-20 parts of anti-aging agent and 5-20 parts of foaming agent.
As a preferable aspect of the antistatic solid tire compound according to the present invention, wherein: the paint comprises the following components in parts by weight:
50 parts of natural rubber, 50 parts of nitrile rubber, 20 parts of copper powder, 20 parts of E130i-NC LCP high polymer, 30 parts of carbon black, 10 parts of sulfur, 10 parts of antistatic agent, 5 parts of vulcanization accelerator, 5 parts of anti-aging agent and 5 parts of foaming agent.
As a preferable aspect of the antistatic solid tire compound according to the present invention, wherein: the paint comprises the following components in parts by weight:
60 parts of natural rubber, 60 parts of nitrile rubber, 30 parts of copper powder, 30 parts of E130i-NC LCP high polymer, 40 parts of carbon black, 15 parts of sulfur, 15 parts of antistatic agent, 10 parts of vulcanization accelerator, 10 parts of anti-aging agent and 10 parts of foaming agent.
As a preferable aspect of the antistatic solid tire rubber compound according to the present invention, wherein: the paint comprises the following components in parts by weight:
70 parts of natural rubber, 70 parts of nitrile rubber, 40 parts of copper powder, 40 parts of E130i-NC LCP high polymer, 50 parts of carbon black, 20 parts of sulfur, 20 parts of antistatic agent, 15 parts of vulcanization accelerator, 15 parts of anti-aging agent and 15 parts of foaming agent.
As a preferable aspect of the antistatic solid tire compound according to the present invention, wherein: the paint comprises the following components in parts by weight:
80 parts of natural rubber, 80 parts of nitrile rubber, 50 parts of copper powder, 50 parts of E130i-NC LCP high-molecular polymer, 60 parts of carbon black, 25 parts of sulfur, 25 parts of antistatic agent, 20 parts of vulcanization accelerator, 20 parts of anti-aging agent and 20 parts of foaming agent.
The preparation method of the antistatic solid tire rubber material comprises the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher to be crushed for later use;
s2: placing the crushed natural rubber and the nitrile rubber into a reaction kettle for heating, stirring and mixing;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction;
s4: placing and cooling the reacted mixture;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, and uniformly stirring;
s6: putting the stirred mixture which becomes sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the mixture after extrusion by water;
s9: putting the cooled mixture into a tire mold, and putting the tire mold into a forming machine for carrying out prototype rolling;
s10: putting the mixture which is rolled into a blank into a vulcanizing machine for vulcanizing operation;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection device is used for detecting static electricity, the metal plate is placed between the clamping devices to be clamped, the tire is placed on the outer wall of the tire placing plate of the rotating device to be in contact with the telescopic rod at the upper end, the telescopic rod is extended by starting the telescopic rod, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor at the upper end of the lifting device is started to drive the movable device to descend, so that the tire is in contact with the clamped metal plate;
s14: the motor of the rotating device is started to drive the tire placing plate to rotate, so that the tire placing plate drives the fixed tire to rotate, and then the static-containing test is carried out;
s15: after rotating for 30 minutes, stopping the motor, carrying out electrostatic detection on the metal plate and the tire through an electrostatic detector, and checking the electrostatic content;
s16: when the rubbing test was performed, the abrasion degree of the tire was detected by placing the concrete panel between the grippers to be gripped, repeating the operations of S12, S13 and S14.
As a preferable embodiment of the method for preparing the antistatic solid tire rubber compound, the method comprises the following steps: the lifting device comprises a base, wherein a vertical plate is arranged at the left end of the surface of the base, limiting grooves are formed in two ends of the inner wall of the vertical plate, a connecting screw rod is rotated in the middle of the inner portion of the vertical plate, the upper end of the screw rod is connected with the output end of a lifting motor, and the lifting motor is fixed on the surface of the top end of the vertical plate.
As a preferable embodiment of the method for preparing the antistatic solid tire rubber compound, the method comprises the following steps: the clamping device comprises a rubber base, a metal plate and a concrete plate can be placed on the surface of the rubber base, tightening bolts are arranged at two ends of the outer side of the rubber base and are in threaded connection with the right end of the surface of the base, the upper end of the outer wall of each tightening bolt is rotatably connected with a pressing plate, and the metal plate and the concrete plate are pressed by the bottom of the pressing plate.
As a preferable embodiment of the method for preparing the antistatic solid tire rubber compound, the method comprises the following steps: the movable device comprises a movable plate, limiting columns are arranged on two sides of the left end of the movable plate and are connected inside the limiting grooves in a sliding mode, an inner threaded plate is arranged in the middle of the left end of the movable plate, and the inner threaded plate is connected with a screw rod in a threaded mode.
As a preferable scheme of the preparation method of the antistatic solid tire rubber material, the preparation method comprises the following steps: the rotating device comprises a motor, the motor is arranged on the surface of the right end of the movable plate, the output end of the motor is connected with a tire placing plate, and telescopic rods are arranged around the inner portion of the tire placing plate.
Compared with the prior art: the toughness and the wear resistance of the tire material can be improved through the natural rubber and nitrile rubber synthetic rubber raw materials, and various performances of the original tire material can be improved, the copper powder is added into the tire material, so that the generated static electricity can be adsorbed in the tire material, the generation of the static electricity is further reduced through adding the antistatic agent, and then the E130i-NC LCP high molecular polymer is added on the outer surface, so that the E130i-NC LCP high molecular polymer can release the static electricity adsorbed by the copper powder, and the E130i-NC LCP high molecular polymer dissipates the static electricity, so that the static electricity is removed, the antistatic effect can be achieved, the tire material can be prevented from being consumed by the static electricity, and the service life of the tire material is prolonged;
the metal plate and the concrete plate can be clamped by the clamping device, so that the metal plate and the concrete plate are prevented from shifting when the tire rotates;
the tire can be placed and rotated through the rotating device, and the tire is subjected to the effects of static electricity and friction detection.
Drawings
FIG. 1 is a schematic view of a lifting device according to the present invention;
FIG. 2 is a schematic view of a right side structure of the lifting device of the present invention;
FIG. 3 is a schematic top view of the mobile device of the present invention;
FIG. 4 is a schematic diagram of a right-view structure of a movable plate according to the present invention;
fig. 5 is a schematic structural view of the gripping device provided by the present invention.
In the figure: the lifting device comprises a lifting device 1, a base 11, a vertical plate 12, a limiting groove 13, a screw 14, a lifting motor 15, a clamping device 2, a rubber base 21, a tightening bolt 22, a pressing plate 23, a movable device 3, a movable plate 31, a limiting column 32, an internal thread plate 33, a rotating device 4, a motor 41, a tire placing plate 42 and an expansion rod 43.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The invention provides an antistatic solid tire rubber material and a preparation method thereof, wherein the antistatic solid tire rubber material comprises a lifting device 1, a clamping device 2, a movable device 3 and a rotating device 4
The lifting device 1 is connected with the movable device 3, the lifting device 3 can be lifted through the lifting device 1, and therefore a detection tire can be lifted, and the effects of static electricity and friction detection are convenient to carry out, the lifting device 1 comprises a base 11, a vertical plate 12, a limiting groove 13, a screw 14 and a lifting motor 15, the vertical plate 12 is arranged at the left end of the surface of the base 11 and plays a role in connection, the limiting grooves 13 are arranged at two ends of the inner wall of the vertical plate 12 and can limit and slide a limiting column 32, the connecting screw 14 is rotated in the middle of the inner part of the vertical plate 12 and can drive an internal thread plate 33, so that the internal thread plate 33 is lifted, the upper end of the screw 14 is connected with the output end of the lifting motor 15 and plays a role in driving, the screw 14 can be driven to rotate, and the lifting motor 15 is fixed on the top end surface of the vertical plate 12 and plays a role in fixing;
the clamping device 2 is arranged at the right end of the surface of the base 11, a metal plate and a concrete plate can be clamped through the clamping device 2, the metal plate and the concrete plate are prevented from shifting when a tire rotates, the clamping device 2 comprises a rubber base 21, tightening bolts 22 and a pressing plate 23, the metal plate and the concrete plate can be placed on the surface of the rubber base 21 and play a role in placement, the tightening bolts 22 are arranged at two ends of the outer side of the rubber base 21, the tightening bolts 22 are in threaded connection with the right end of the surface of the base 11, the upper end of the outer wall of the tightening bolts 22 is rotatably connected with the pressing plate 23, the pressing plate 23 can be lifted through rotating the tightening bolts 22, the pressing plate 23 clamps the metal plate and the concrete plate, the metal plate and the concrete plate are prevented from shifting when the tire rotates, the bottom of the pressing plate 23 presses the metal plate and the concrete plate, and the limiting and fixing effects are achieved;
the left end of the movable device 3 is connected with the screw 14, and can be lifted by the screw 14 through the movable device 3, so that the rotating device 4 can be driven to lift, and further the lifting operation of the tire is facilitated, so that the tire can be contacted with a metal plate and a concrete plate clamped by the tightening bolt 22, the movable device 3 comprises a movable plate 31, a limiting column 32 and an internal thread plate 33, the limiting column 32 is arranged on two sides of the left end of the movable plate 31, the internal thread plate 33 is arranged in the middle of the left end of the movable plate 31 and is connected to the inside of the limiting groove 13 in a sliding manner through the limiting column 32, the internal thread of the internal thread plate 33 is connected with the screw 14, when the lifting motor 15 is started, the lifting motor 15 drives the screw 14 to rotate, so that the internal thread plate 33 is driven, under the limiting effect of the limiting column 32, the internal thread plate 33 can be driven to lift, so that the limiting column 32 slides along with the internal thread plate 33 in the limiting groove 13, and the lifting operation is achieved;
rotating device 4 sets up the surperficial right-hand member at fly leaf 31, can place and rotate the tire through rotating device 4, the effect that contains static and friction detection is carried out to the tire, rotating device 4 includes motor 41, board 42 and telescopic link 43 are placed to the tire, motor 41 sets up the right-hand member surface at fly leaf 31, play fixed effect, board 42 is placed to the tire is connected to the output of motor 41, play the effect of connecting, can drive the tire through starter motor 41 and place board 42 and rotate, thereby can drive the tire and rotate, and then can contain the effect that static and friction detected to the tire, the inside that board 42 was placed to the tire is equipped with telescopic link 43 all around, place the tire between telescopic link 43, through starting telescopic link 43, can make telescopic link 43 extension extrude the tire, thereby fix the tire, prevent that the tire from taking place the effect that breaks away from when rotatory.
50 parts of natural rubber, 50 parts of nitrile rubber, 20 parts of copper powder, 20 parts of E130i-NC LCP high-molecular polymer, 30 parts of carbon black, 10 parts of sulfur, 10 parts of antistatic agent, 5 parts of vulcanization accelerator, 5 parts of anti-aging agent and 5 parts of foaming agent;
wherein the natural rubber is a natural high molecular compound taking cis-1, 4-polyisoprene as a main component, 91-94% of the natural rubber is rubber hydrocarbon, cis-1, 4-polyisoprene and the balance is non-rubber substances such as protein, fatty acid, ash, saccharide and the like;
the nitrile rubber is a copolymer formed by polymerizing acrylonitrile and butadiene monomers, is mainly produced by a low-temperature emulsion polymerization method, and has the advantages of excellent oil resistance, higher wear resistance, better heat resistance and strong bonding force;
the copper powder has the characteristics of good ductility, high heat conductivity and high electrical conductivity, and can adsorb static electricity;
the high-strength bundled organic fiber is formed by processing fiber-grade polypropylene serving as a raw material through a special process, has inherent strong acid resistance, strong alkali resistance and weak thermal conductivity, and has extremely stable chemical properties;
the antistatic agent is a surface treatment agent with antistatic performance, is efficient and durable in antistatic, and does not affect the processing and use performance of products;
the preparation method of the antistatic solid tire rubber material comprises the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher to be crushed for later use;
s2: placing the crushed natural rubber and the nitrile rubber into a reaction kettle for heating, stirring and mixing, wherein the heating temperature of the reaction kettle is set to be 260 ℃;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction;
s4: placing and cooling the reacted mixture;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, uniformly stirring, and cooling to 60 ℃;
s6: putting the mixture which is stirred to be sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high-molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the mixture after extrusion by water;
s9: placing the cooled mixture into a tire mold, placing the tire mold into a forming machine for rudiment rolling, and cooling to 30 ℃;
s10: putting the mixture which is rolled into a blank into a vulcanizing machine for vulcanizing, wherein the vulcanizing time of the vulcanizing machine is set to be 45 minutes;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection containing static electricity is carried out, the metal plate is placed between the clamping devices 2 to be clamped, the tire is placed on the outer wall of the tire placing plate 42 of the rotating device 4 to be in contact with the telescopic rod 43 at the upper end, the telescopic rod 43 is started to extend, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor 15 at the upper end of the lifting device 1 is started, so that the lifting motor 15 drives the movable device 3 to descend, and tires are contacted with the clamped metal plate;
s14: starting the motor 41 of the rotating device 4, the motor 41 drives the tire placing plate 42 to rotate, so that the tire placing plate 42 drives the fixed tire to rotate, and further, the static electricity containing test is carried out;
s15: after rotating for 30 minutes, stopping the motor 41, performing electrostatic detection on the metal plate and the tire through an electrostatic detector, and checking the electrostatic content;
s16: when the rubbing test is performed, the abrasion degree of the tire is detected by placing the concrete slab between the gripping devices 2 to grip and repeating the operations of S12, S13 and S14.
60 parts of natural rubber, 60 parts of nitrile rubber, 30 parts of copper powder, 30 parts of E130i-NC LCP high polymer, 40 parts of carbon black, 15 parts of sulfur, 15 parts of antistatic agent, 10 parts of vulcanization accelerator, 10 parts of anti-aging agent and 10 parts of foaming agent;
the preparation method of the antistatic solid tire rubber material comprises the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher for crushing for later use;
s2: placing the crushed natural rubber and the nitrile rubber into a reaction kettle for heating, stirring and mixing, wherein the heating temperature of the reaction kettle is set to be 260 ℃;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction;
s4: placing and cooling the mixture after reaction;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, uniformly stirring, and cooling to 60 ℃;
s6: putting the stirred mixture which becomes sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high-molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the mixture after extrusion by water;
s9: placing the cooled mixture into a tire mold, placing the tire mold into a forming machine for carrying out prototype rolling, and cooling to 30 ℃;
s10: putting the mixture which is rolled into a blank into a vulcanizing machine for vulcanizing, wherein the vulcanizing time of the vulcanizing machine is set to be 45 minutes;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection containing static electricity is carried out, the metal plate is placed between the clamping devices 2 to be clamped, the tire is placed on the outer wall of the tire placing plate 42 of the rotating device 4 to be in contact with the telescopic rod 43 at the upper end, the telescopic rod 43 is started to extend, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor 15 at the upper end of the lifting device 1 is started, so that the lifting motor 15 drives the movable device 3 to descend, and tires are contacted with the clamped metal plate;
s14: starting the motor 41 of the rotating device 4, the motor 41 drives the tire placing plate 42 to rotate, so that the tire placing plate 42 drives the fixed tire to rotate, and further, the static electricity containing test is carried out;
s15: after rotating for 30 minutes, stopping the motor 41, performing electrostatic detection on the metal plate and the tire through an electrostatic detector, and checking the electrostatic content;
s16: when the rubbing test is performed, the abrasion degree of the tire is detected by placing the concrete slab between the gripping devices 2 to grip and repeating the operations of S12, S13 and S14.
70 parts of natural rubber, 70 parts of nitrile rubber, 40 parts of copper powder, 40 parts of E130i-NC LCP high polymer, 50 parts of carbon black, 20 parts of sulfur, 20 parts of antistatic agent, 15 parts of vulcanization accelerator, 15 parts of anti-aging agent and 15 parts of foaming agent;
the preparation method of the antistatic solid tire rubber material comprises the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher for crushing for later use;
s2: placing the crushed natural rubber and the crushed nitrile rubber into a reaction kettle for heating, stirring and mixing, wherein the heating temperature of the reaction kettle is set to be 260 ℃;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction;
s4: placing and cooling the mixture after reaction;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, uniformly stirring, and cooling to 60 ℃;
s6: putting the stirred mixture which becomes sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the mixture after extrusion by water;
s9: placing the cooled mixture into a tire mold, placing the tire mold into a forming machine for rudiment rolling, and cooling to 30 ℃;
s10: putting the mixture which is rolled into a blank shape into a vulcanizing machine for vulcanizing, wherein the vulcanizing time of the vulcanizing machine is set to be 45 minutes;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection containing static electricity is carried out, the metal plate is placed between the clamping devices 2 to be clamped, the tire is placed on the outer wall of the tire placing plate 42 of the rotating device 4 to be in contact with the telescopic rod 43 at the upper end, the telescopic rod 43 is started to extend, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor 15 at the upper end of the lifting device 1 is started, so that the lifting motor 15 drives the movable device 3 to descend, and tires are contacted with the clamped metal plate;
s14: starting the motor 41 of the rotating device 4 to enable the motor 41 to drive the tire placing plate 42 to rotate, so that the tire placing plate 42 drives the fixed tire to rotate, and further, the static-containing test is carried out;
s15: after rotating for 30 minutes, stopping the motor 41, performing electrostatic detection on the metal plate and the tire through an electrostatic detector, and checking the electrostatic content;
s16: when the rubbing test is performed, the abrasion degree of the tire is detected by placing the concrete panel between the grippers 2 to be gripped and repeating the operations of S12, S13 and S14.
80 parts of natural rubber, 80 parts of nitrile rubber, 50 parts of copper powder, 50 parts of E130i-NC LCP high polymer, 60 parts of carbon black, 25 parts of sulfur, 25 parts of antistatic agent, 20 parts of vulcanization accelerator, 20 parts of anti-aging agent and 20 parts of foaming agent;
the preparation method of the antistatic solid tire rubber material comprises the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher to be crushed for later use;
s2: placing the crushed natural rubber and the nitrile rubber into a reaction kettle for heating, stirring and mixing, wherein the heating temperature of the reaction kettle is set to be 260 ℃;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction;
s4: placing and cooling the reacted mixture;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, uniformly stirring, and cooling to 60 ℃;
s6: putting the mixture which is stirred to be sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the extruded mixture by water;
s9: placing the cooled mixture into a tire mold, placing the tire mold into a forming machine for rudiment rolling, and cooling to 30 ℃;
s10: putting the mixture which is rolled into a blank into a vulcanizing machine for vulcanizing, wherein the vulcanizing time of the vulcanizing machine is set to be 45 minutes;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection containing static electricity is carried out, the metal plate is placed between the clamping devices 2 to be clamped, the tire is placed on the outer wall of the tire placing plate 42 of the rotating device 4 to be in contact with the telescopic rod 43 at the upper end, the telescopic rod 43 is started to extend, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor 15 at the upper end of the lifting device 1 is started, so that the lifting motor 15 drives the movable device 3 to descend, and the tire is contacted with the clamped metal plate;
s14: starting the motor 41 of the rotating device 4, the motor 41 drives the tire placing plate 42 to rotate, so that the tire placing plate 42 drives the fixed tire to rotate, and further, the static electricity containing test is carried out;
s15: after rotating for 30 minutes, stopping the motor 41, performing electrostatic detection on the metal plate and the tire through an electrostatic detector, and checking the electrostatic content;
s16: when the rubbing test is performed, the abrasion degree of the tire is detected by placing the concrete slab between the gripping devices 2 to grip and repeating the operations of S12, S13 and S14.
Each set of antistatic solid tires was tested separately using the method of examples 1-4 above, and the following data were obtained:
according to the experiment in the table above, the antistatic solid tires prepared by the methods of examples 1 to 4 have better performance than the existing antistatic solid tires, and are excellent in antistatic performance;
the toughness and the wear resistance of the tire material can be improved through natural rubber and nitrile rubber synthetic rubber raw materials, and various performances of the original tire material can be improved, copper powder is added inside the tire material, the interior of the tire material can adsorb generated static electricity, the generation of the static electricity is further reduced by adding an antistatic agent, and then E130i-NC LCP high molecular polymer is added on the outer surface, so that the E130i-NC LCP high molecular polymer can release the static electricity adsorbed by the copper powder, the E130i-NC high molecular polymer dissipates the static electricity, the static electricity is removed, the antistatic effect can be achieved, the tire material can be prevented from being consumed by the static electricity, and the service life of the tire material is prolonged.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the disclosed embodiments of this invention can be used in any combination as long as there is no structural conflict, and the combination is not exhaustively described in this specification merely for the sake of brevity and resource savings. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (10)
1. An antistatic solid tire rubber material is characterized in that: comprises the following components (in parts by weight):
50-80 parts of natural rubber, 50-80 parts of nitrile rubber, 20-50 parts of copper powder, 20-50 parts of E130i-NC LCP high polymer, 30-60 parts of carbon black, 10-25 parts of sulfur, 10-25 parts of antistatic agent, 5-20 parts of vulcanization accelerator, 5-20 parts of anti-aging agent and 5-20 parts of foaming agent.
2. An antistatic solid tyre mix as claimed in claim 1, characterized by comprising the following components (in parts by weight):
50 parts of natural rubber, 50 parts of nitrile rubber, 20 parts of copper powder, 20 parts of E130i-NC LCP high polymer, 30 parts of carbon black, 10 parts of sulfur, 10 parts of antistatic agent, 5 parts of vulcanization accelerator, 5 parts of anti-aging agent and 5 parts of foaming agent.
3. An antistatic solid tyre mix as claimed in claim 1, characterized by comprising the following components (in parts by weight):
60 parts of natural rubber, 60 parts of nitrile rubber, 30 parts of copper powder, 30 parts of E130i-NC LCP high-molecular polymer, 40 parts of carbon black, 15 parts of sulfur, 15 parts of antistatic agent, 10 parts of vulcanization accelerator, 10 parts of anti-aging agent and 10 parts of foaming agent.
4. An antistatic solid tire compound according to claim 1, comprising the following components (in parts by weight):
70 parts of natural rubber, 70 parts of nitrile rubber, 40 parts of copper powder, 40 parts of E130i-NC LCP high polymer, 50 parts of carbon black, 20 parts of sulfur, 20 parts of antistatic agent, 15 parts of vulcanization accelerator, 15 parts of anti-aging agent and 15 parts of foaming agent.
5. An antistatic solid tire compound according to claim 1, comprising the following components (in parts by weight):
80 parts of natural rubber, 80 parts of nitrile rubber, 50 parts of copper powder, 50 parts of E130i-NC LCP high polymer, 60 parts of carbon black, 25 parts of sulfur, 25 parts of antistatic agent, 20 parts of vulcanization accelerator, 20 parts of anti-aging agent and 20 parts of foaming agent.
6. The preparation method of the antistatic solid tire rubber material is characterized by comprising the following preparation steps:
s1: putting a proper amount of natural rubber and nitrile rubber into a crusher for crushing for later use;
s2: placing the crushed natural rubber and the nitrile rubber into a reaction kettle for heating, stirring and mixing;
s3: adding a proper amount of carbon black, sulfur, a vulcanization accelerator, an anti-aging agent and a foaming agent into the mixture to carry out stirring reaction, wherein the heating temperature of a reaction kettle is set to be 260;
s4: placing and cooling the reacted mixture;
s5: adding a proper amount of copper powder and an antistatic agent in the cooling process, uniformly stirring, and cooling to 60 ℃;
s6: putting the mixture which is stirred to be sticky into an extruder for extrusion;
s7: adding a proper amount of E130i-NC LCP high molecular polymer to the surface of the extruded mixture, and putting the mixture into an extruder again for secondary extrusion;
s8: cooling the extruded mixture by water;
s9: placing the cooled mixture into a tire mold, placing the tire mold into a forming machine for carrying out prototype rolling, and cooling to 30 ℃;
s10: putting the mixture which is rolled into a blank into a vulcanizing machine for vulcanizing, wherein the vulcanizing time of the vulcanizing machine is set to be 45 minutes;
s11: taking out the vulcanized tire, and carrying out experimental detection on the tire;
s12: when the detection is carried out, the metal plate is placed between the clamping devices (2) for clamping, the tire is placed on the outer wall of the tire placing plate (42) of the rotating device (4) and is in contact with the telescopic rod (43) at the upper end, the telescopic rod (43) is started to extend, and the tire is extruded and fixed, so that the preparation work is completed;
s13: the lifting motor (15) at the upper end of the lifting device (1) is started, so that the lifting motor (15) drives the movable device (3) to descend, and tires are made to contact with the clamped metal plate;
s14: starting a motor (41) of the rotating device (4), enabling the motor (41) to drive the tire placing plate (42) to rotate, and enabling the tire placing plate (42) to drive the fixed tire to rotate so as to perform an electrostatic test;
s15: after rotating for 30 minutes, stopping the motor (41), and performing electrostatic detection on the metal plate and the tire through an electrostatic detector to check the electrostatic content;
s16: when a friction test is performed, the abrasion degree of the tire is detected by placing the concrete panel between the grippers (2) to be gripped and repeating the operations of S12, S13 and S14.
7. The preparation method of the antistatic solid tire rubber compound according to claim 6, wherein the lifting device (1) comprises a base (11), a vertical plate (12) is arranged at the left end of the surface of the base (11), limiting grooves (13) are arranged at two ends of the inner wall of the vertical plate (12), a screw (14) is rotatably connected to the middle inside of the vertical plate (12), the upper end of the screw (14) is connected to the output end of a lifting motor (15), and the lifting motor (15) is fixed to the top end surface of the vertical plate (12).
8. The preparation method of the antistatic solid tire rubber compound according to claim 6, wherein the clamping device (2) comprises a rubber base (21), a metal plate and a concrete plate can be placed on the surface of the rubber base (21), tightening bolts (22) are arranged at two ends of the outer side of the rubber base (21), the tightening bolts (22) are in threaded connection with the right end of the surface of the base (11), the upper end of the outer wall of each tightening bolt (22) is rotatably connected with a pressing plate (23), and the metal plate and the concrete plate are pressed by the bottom of the pressing plate (23).
9. The preparation method of the antistatic solid tire rubber compound according to claim 6, wherein the movable device (3) comprises a movable plate (31), two sides of the left end of the movable plate (31) are provided with limiting columns (32), the limiting columns (32) are connected inside the limiting grooves (13) in a sliding manner, an inner threaded plate (33) is arranged in the middle of the left end of the movable plate (31), and the inner threads of the inner threaded plate (33) are connected with the screw (14).
10. The preparation method of the antistatic solid tire rubber compound according to claim 6, wherein the rotating device (4) comprises a motor (41), the motor (41) is arranged on the right end surface of the movable plate (31), the output end of the motor (41) is connected with a tire placing plate (42), and the inner periphery of the tire placing plate (42) is provided with an expansion rod (43).
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4642202A (en) * | 1982-07-29 | 1987-02-10 | Phillips Petroleum Company | Conductive (hard) rubber compositions |
| CN103819927A (en) * | 2014-03-12 | 2014-05-28 | 华东理工大学 | Light-colored antistatic liquid crystal polymer composite material and preparation method thereof |
| CN112391038A (en) * | 2020-11-10 | 2021-02-23 | 芜湖集拓实心胎有限公司 | Anti-static solid tire |
| JP2022067912A (en) * | 2020-10-21 | 2022-05-09 | Ｔｏｙｏ Ｔｉｒｅ株式会社 | Side-chain liquid crystal polymer and method for producing the same, and rubber composition and pneumatic tire containing the polymer |
| CN114616272A (en) * | 2019-11-05 | 2022-06-10 | Mcd技术有限公司 | Composition for solid tire and traceless solid tire |
-
2022
- 2022-09-20 CN CN202211153385.6A patent/CN115521512B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4642202A (en) * | 1982-07-29 | 1987-02-10 | Phillips Petroleum Company | Conductive (hard) rubber compositions |
| CN103819927A (en) * | 2014-03-12 | 2014-05-28 | 华东理工大学 | Light-colored antistatic liquid crystal polymer composite material and preparation method thereof |
| CN114616272A (en) * | 2019-11-05 | 2022-06-10 | Mcd技术有限公司 | Composition for solid tire and traceless solid tire |
| JP2022067912A (en) * | 2020-10-21 | 2022-05-09 | Ｔｏｙｏ Ｔｉｒｅ株式会社 | Side-chain liquid crystal polymer and method for producing the same, and rubber composition and pneumatic tire containing the polymer |
| CN112391038A (en) * | 2020-11-10 | 2021-02-23 | 芜湖集拓实心胎有限公司 | Anti-static solid tire |
Non-Patent Citations (1)
| Title |
|---|
| 赵阳;褚鹏超;朱志毅;: "电子设备静电放电抗扰度性能优化研究", 南京师范大学学报(工程技术版), no. 02, pages 1 - 3 * |
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