CN118146590A - Wear-resistant and high-temperature-resistant light industrial conveyor belt and manufacturing method thereof - Google Patents
Wear-resistant and high-temperature-resistant light industrial conveyor belt and manufacturing method thereof Download PDFInfo
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 14
- 229920001971 elastomer Polymers 0.000 claims abstract description 102
- 239000005060 rubber Substances 0.000 claims abstract description 102
- -1 polyethylene Polymers 0.000 claims abstract description 42
- 239000000463 material Substances 0.000 claims abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 21
- 244000043261 Hevea brasiliensis Species 0.000 claims abstract description 21
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 21
- 239000004698 Polyethylene Substances 0.000 claims abstract description 21
- 239000003365 glass fiber Substances 0.000 claims abstract description 21
- 229910021389 graphene Inorganic materials 0.000 claims abstract description 21
- 239000004816 latex Substances 0.000 claims abstract description 21
- 229920000126 latex Polymers 0.000 claims abstract description 21
- 229920003052 natural elastomer Polymers 0.000 claims abstract description 21
- 229920001194 natural rubber Polymers 0.000 claims abstract description 21
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 21
- 229920000573 polyethylene Polymers 0.000 claims abstract description 21
- 229920002379 silicone rubber Polymers 0.000 claims abstract description 21
- 239000004945 silicone rubber Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000003431 cross linking reagent Substances 0.000 claims description 38
- 239000002270 dispersing agent Substances 0.000 claims description 24
- 229920002943 EPDM rubber Polymers 0.000 claims description 20
- 239000011248 coating agent Substances 0.000 claims description 20
- 238000000576 coating method Methods 0.000 claims description 20
- 230000003712 anti-aging effect Effects 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000002994 raw material Substances 0.000 claims description 18
- 238000005520 cutting process Methods 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 10
- 238000003756 stirring Methods 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 9
- 229920005989 resin Polymers 0.000 claims description 9
- 238000009958 sewing Methods 0.000 claims description 6
- 244000137852 Petrea volubilis Species 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 229920001778 nylon Polymers 0.000 claims description 5
- 238000003825 pressing Methods 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 abstract description 7
- 238000007254 oxidation reaction Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 6
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000002905 metal composite material Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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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
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/16—Elastomeric ethene-propene or ethene-propene-diene copolymers, e.g. EPR and EPDM rubbers
-
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention relates to the technical field of conveyor belts, and discloses a wear-resistant and high-temperature-resistant light industrial conveyor belt and a manufacturing method thereof, wherein the formula of a rubber composition comprises the following components in parts by weight: polyethylene content a: a is more than 0 and less than or equal to 98 parts; content b of silicone rubber material: b is more than or equal to 0 and less than 98 parts; according to the invention, glass fiber and nano titanium dioxide are added and fused on the basis of original rubber combination, so that the wear resistance and oxidation resistance of the produced conveyor belt are ensured, and then graphene pre-dispersed natural rubber master batch, latex reclaimed rubber and phenolic aldehyde Jiang Shuzhi are fused again, so that the overall strength of the conveyor belt is enhanced on the basis of ensuring higher wear resistance, the wear resistance and use experience of the conveyor belt are further ensured, the problems of high temperature rise and serious wear of the conveyor belt in the use process are finally solved, the wear resistance and high temperature resistance of the product are improved, and the service life of the conveyor belt is also prolonged.
Description
Technical Field
The invention relates to the technical field of conveyor belts, in particular to a wear-resistant high-temperature-resistant light industrial conveyor belt and a manufacturing method thereof.
Background
The conveyor belt is also called a conveyor belt, is a rubber, fiber and metal composite product or a plastic and fabric composite product which is used for carrying and conveying materials in the belt conveyor belt, and is widely applied to occasions with shorter conveying distance and smaller conveying amount in industries such as cement, coking, metallurgy, chemical industry, steel and the like.
The transmission belt has the greatest characteristics of free speed change, long and short transmission, simple structure and convenient replacement. Therefore, from original machinery to modern automatic equipment, the body and shadow of a conveyor belt exist, and products are evolved for many times, so that the technology is mature day by day. The conveyor belt is widely applied to the fields of logistics cargo transportation and loading and unloading, but the existing conveyor belt is poor in adaptability, strength and wear resistance and cannot be fully applied to various occasions. In order to solve the problems, the inventor provides a wear-resistant high-temperature-resistant light industrial conveyor belt and a manufacturing method thereof, which have the advantages of wear resistance, high temperature resistance and oxidation resistance, solve the problems of high temperature rise and serious wear of the conveyor belt in the use process, and improve the wear resistance and the high temperature resistance of the product.
Disclosure of Invention
The invention aims to provide a wear-resistant high-temperature-resistant light industrial conveyor belt and a manufacturing method thereof, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a wear-resisting high temperature resistant light industry conveyer belt and preparation method, rubber composition formula weight ratio is:
Polyethylene content a: a is more than 0 and less than or equal to 98 parts;
Content b of silicone rubber material: b is more than or equal to 0 and less than 98 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
2-7 parts of cross-linking agent;
6-12 parts of glass fiber;
the high temperature resistant components are as follows by weight: 90-120 parts of ethylene propylene diene monomer rubber;
2-7 parts of dispersing agent;
2-5 parts of nano titanium dioxide;
5-15 parts of graphene pre-dispersed natural rubber master batch;
2-12 parts of latex reclaimed rubber;
4-8 parts of phenolic aldehyde Jiang Shuzhi;
1-3 parts of a promoter;
1-3 parts of an anti-aging agent;
1-3 parts of a co-crosslinking agent.
Optionally, the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
2 parts of a cross-linking agent;
6 parts of glass fiber;
The high temperature resistant components are as follows by weight: 90 parts of ethylene propylene diene monomer rubber;
2 parts of dispersing agent;
2 parts of nano titanium dioxide;
5 parts of graphene pre-dispersed natural rubber master batch;
2 parts of latex reclaimed rubber;
4 parts of phenolic aldehyde strong resin;
1 part of accelerator;
1 part of an anti-aging agent;
And 1 part of a co-crosslinking agent.
Optionally, the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
4 parts of a cross-linking agent;
9 parts of glass fiber;
the high temperature resistant components are as follows by weight: 105 parts of ethylene propylene diene monomer;
2 parts of dispersing agent;
3 parts of nano titanium dioxide;
10 parts of graphene pre-dispersed natural rubber master batch;
7 parts of latex reclaimed rubber;
6 parts of phenolic aldehyde strong resin;
2 parts of accelerator;
2 parts of an anti-aging agent;
and 2 parts of a co-crosslinking agent.
Optionally, the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
7 parts of a cross-linking agent;
12 parts of glass fiber;
the high temperature resistant components are as follows by weight: 120 parts of ethylene propylene diene monomer;
7 parts of dispersing agent;
5 parts of nano titanium dioxide;
15 parts of graphene pre-dispersed natural rubber master batch;
12 parts of latex reclaimed rubber;
8 parts of phenolic aldehyde strong resin;
3 parts of a promoter;
3 parts of an anti-aging agent;
3 parts of a co-crosslinking agent.
Optionally, a manufacturing method of the wear-resistant and high-temperature-resistant light industrial conveyor belt comprises the following steps:
s1, enabling ethylene propylene diene monomer and a dispersing agent to react for 50 seconds at 50 ℃, uniformly stirring, and standing for later use;
S2, adding nano titanium dioxide, latex reclaimed rubber, phenolic aldehyde Jiang Shuzhi, a dispersing agent, an accelerator and an anti-aging agent, and reacting for 40-120 seconds at 60-85 ℃ to prepare a rubber raw material;
s3, adding glass fiber and graphene pre-dispersed natural rubber master batch, and reacting for 130-140 seconds at 75-100 ℃; heating and melting polyethylene and a silicone rubber material at 300-330 ℃ and uniformly stirring;
S4, adding a co-crosslinking agent; the cross-linking agent and the accelerator react for 130-140 seconds at 65-85 ℃ to prepare rubber raw materials;
S5, pressing the rubber raw material in an injection molding die, cooling and demolding to obtain a rubber block;
S6, processing the rubber block to obtain a semi-finished rubber belt;
s7, placing the rubber belt which is cut according to the preset size on sewing equipment, and sealing edges of the cut surface of the rubber belt according to the preset size through nylon fibers;
And S8, uniformly coating the cooled coating on the surface of the polished rubber belt, standing and airing after coating is finished, and finally obtaining the conveyor belt.
Optionally, in the step S6, the rubber blocks are uniformly laid on a cutting device, a preliminary cutting scheme is designed according to the required size and shape, and cutting is performed according to the requirement, so as to obtain the semi-finished rubber belt.
Optionally, in step S7, after edge sealing, the surface of the sewn rubber belt is uniformly polished by 1800-2200 mesh sand paper, so that the surface smoothness of the rubber belt reaches a predetermined standard.
Optionally, the coating thickness in the step S8 is a, and the thickness of a is between 0.5mm and 1.2 mm.
The invention has at least the following beneficial effects:
According to the scheme, glass fiber and nano titanium dioxide are added and fused on the basis of original rubber combined polyethylene, a silicone rubber material and ethylene propylene diene monomer rubber, so that the wear resistance and oxidation resistance of a produced conveyor belt are guaranteed, then graphene is fused again to pre-disperse a natural rubber master batch, latex reclaimed rubber and phenolic aldehyde Jiang Shuzhi, the overall strength of the conveyor belt is enhanced on the basis of guaranteeing higher wear resistance, the wear resistance and use experience of the conveyor belt are further guaranteed, the problem that the temperature of the conveyor belt is increased and the wear is serious in the use process is finally solved, the wear resistance and the high temperature resistance of the product are improved, and the service life of the conveyor belt is also prolonged.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, it will be apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art
FIG. 1 is a flow chart of the preparation of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1, the invention provides a manufacturing method of a wear-resistant and high-temperature-resistant light industrial conveyor belt, which comprises the following steps:
s1, enabling ethylene propylene diene monomer and a dispersing agent to react for 50 seconds at 50 ℃, uniformly stirring, and standing for later use;
S2, adding nano titanium dioxide, latex reclaimed rubber, phenolic aldehyde Jiang Shuzhi, a dispersing agent, an accelerator and an anti-aging agent, and reacting for 40-120 seconds at 60-85 ℃ to prepare a rubber raw material;
s3, adding glass fiber and graphene pre-dispersed natural rubber master batch, and reacting for 130-140 seconds at 75-100 ℃; heating and melting polyethylene and a silicone rubber material at 300-330 ℃ and uniformly stirring;
S4, adding a co-crosslinking agent; the cross-linking agent and the accelerator react for 130-140 seconds at 65-85 ℃ to prepare rubber raw materials;
S5, pressing the rubber raw material in an injection molding die, cooling and demolding to obtain a rubber block;
S6, processing the rubber block to obtain a semi-finished rubber belt;
The rubber blocks are uniformly laid on cutting equipment, a preliminary cutting scheme is designed according to the required size and shape, and cutting is carried out according to the requirement, so that a semi-finished rubber belt is obtained;
s7, placing the rubber belt which is cut according to the preset size on sewing equipment, and sealing edges of the cut surface of the rubber belt according to the preset size through nylon fibers;
After edge sealing, uniformly polishing the surface of the sewn rubber belt by utilizing 1800-2200-mesh sand paper to ensure that the surface smoothness of the rubber belt reaches a preset standard;
s8, uniformly coating the cooled coating on the surface of the polished rubber belt, standing and airing after coating is finished, and finally preparing the conveyor belt;
wherein the coating thickness is a, and the thickness of a is between 0.5mm and 1.2 mm.
In this example, the rubber composition formulation was formulated as follows:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
2 parts of a cross-linking agent;
6 parts of glass fiber;
The high temperature resistant components are as follows by weight: 90 parts of ethylene propylene diene monomer rubber;
2 parts of dispersing agent;
2 parts of nano titanium dioxide;
5 parts of graphene pre-dispersed natural rubber master batch;
2 parts of latex reclaimed rubber;
4 parts of phenolic aldehyde strong resin;
1 part of accelerator;
1 part of an anti-aging agent;
And 1 part of a co-crosslinking agent.
Wherein the polyethylene content a of the raw material weight group in example 1 was used; the content b of the silicone rubber material; a cross-linking agent; glass fibers; ethylene propylene diene monomer; a dispersing agent; nano titanium dioxide; pre-dispersing a natural rubber master batch by graphene; latex reclaimed rubber; phenolic aldehyde Jiang Shuzhi; an accelerator; an anti-aging agent; the co-crosslinking agent further ensures the wear resistance, oxidation resistance and high temperature resistance of the produced conveyor belt, and has better promotion.
Example 2
Referring to fig. 1, the invention provides a manufacturing method of a wear-resistant and high-temperature-resistant light industrial conveyor belt, which comprises the following steps:
s1, enabling ethylene propylene diene monomer and a dispersing agent to react for 50 seconds at 50 ℃, uniformly stirring, and standing for later use;
S2, adding nano titanium dioxide, latex reclaimed rubber, phenolic aldehyde Jiang Shuzhi, a dispersing agent, an accelerator and an anti-aging agent, and reacting for 40-120 seconds at 60-85 ℃ to prepare a rubber raw material;
s3, adding glass fiber and graphene pre-dispersed natural rubber master batch, and reacting for 130-140 seconds at 75-100 ℃; heating and melting polyethylene and a silicone rubber material at 300-330 ℃ and uniformly stirring;
S4, adding a co-crosslinking agent; the cross-linking agent and the accelerator react for 130-140 seconds at 65-85 ℃ to prepare rubber raw materials;
S5, pressing the rubber raw material in an injection molding die, cooling and demolding to obtain a rubber block;
S6, processing the rubber block to obtain a semi-finished rubber belt;
The rubber blocks are uniformly laid on cutting equipment, a preliminary cutting scheme is designed according to the required size and shape, and cutting is carried out according to the requirement, so that a semi-finished rubber belt is obtained;
s7, placing the rubber belt which is cut according to the preset size on sewing equipment, and sealing edges of the cut surface of the rubber belt according to the preset size through nylon fibers;
After edge sealing, uniformly polishing the surface of the sewn rubber belt by utilizing 1800-2200-mesh sand paper to ensure that the surface smoothness of the rubber belt reaches a preset standard;
s8, uniformly coating the cooled coating on the surface of the polished rubber belt, standing and airing after coating is finished, and finally preparing the conveyor belt;
wherein the coating thickness is a, and the thickness of a is between 0.5mm and 1.2 mm.
In this example, the rubber composition formulation was formulated as follows:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
4 parts of a cross-linking agent;
9 parts of glass fiber;
the high temperature resistant components are as follows by weight: 105 parts of ethylene propylene diene monomer;
2 parts of dispersing agent;
3 parts of nano titanium dioxide;
10 parts of graphene pre-dispersed natural rubber master batch;
7 parts of latex reclaimed rubber;
6 parts of phenolic aldehyde strong resin;
2 parts of accelerator;
2 parts of an anti-aging agent;
and 2 parts of a co-crosslinking agent.
Wherein the polyethylene content a of the raw material weight group in example 1 was used; the content b of the silicone rubber material; a cross-linking agent; glass fibers; ethylene propylene diene monomer; a dispersing agent; nano titanium dioxide; pre-dispersing a natural rubber master batch by graphene; latex reclaimed rubber; phenolic aldehyde Jiang Shuzhi; an accelerator; an anti-aging agent; the co-crosslinking agent further ensures the wear resistance, oxidation resistance and high temperature resistance of the produced conveyor belt, and has remarkable improvement.
Example 3
Referring to fig. 1, the invention provides a manufacturing method of a wear-resistant and high-temperature-resistant light industrial conveyor belt, which comprises the following steps:
s1, enabling ethylene propylene diene monomer and a dispersing agent to react for 50 seconds at 50 ℃, uniformly stirring, and standing for later use;
S2, adding nano titanium dioxide, latex reclaimed rubber, phenolic aldehyde Jiang Shuzhi, a dispersing agent, an accelerator and an anti-aging agent, and reacting for 40-120 seconds at 60-85 ℃ to prepare a rubber raw material;
s3, adding glass fiber and graphene pre-dispersed natural rubber master batch, and reacting for 130-140 seconds at 75-100 ℃; heating and melting polyethylene and a silicone rubber material at 300-330 ℃ and uniformly stirring;
S4, adding a co-crosslinking agent; the cross-linking agent and the accelerator react for 130-140 seconds at 65-85 ℃ to prepare rubber raw materials;
S5, pressing the rubber raw material in an injection molding die, cooling and demolding to obtain a rubber block;
S6, processing the rubber block to obtain a semi-finished rubber belt;
The rubber blocks are uniformly laid on cutting equipment, a preliminary cutting scheme is designed according to the required size and shape, and cutting is carried out according to the requirement, so that a semi-finished rubber belt is obtained;
s7, placing the rubber belt which is cut according to the preset size on sewing equipment, and sealing edges of the cut surface of the rubber belt according to the preset size through nylon fibers;
After edge sealing, uniformly polishing the surface of the sewn rubber belt by utilizing 1800-2200-mesh sand paper to ensure that the surface smoothness of the rubber belt reaches a preset standard;
s8, uniformly coating the cooled coating on the surface of the polished rubber belt, standing and airing after coating is finished, and finally preparing the conveyor belt;
wherein the coating thickness is a, and the thickness of a is between 0.5mm and 1.2 mm.
In this example, the rubber composition formulation was formulated as follows:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
7 parts of a cross-linking agent;
12 parts of glass fiber;
the high temperature resistant components are as follows by weight: 120 parts of ethylene propylene diene monomer;
7 parts of dispersing agent;
5 parts of nano titanium dioxide;
15 parts of graphene pre-dispersed natural rubber master batch;
12 parts of latex reclaimed rubber;
8 parts of phenolic aldehyde strong resin;
3 parts of a promoter;
3 parts of an anti-aging agent;
3 parts of a co-crosslinking agent.
Wherein the polyethylene content a of the raw material weight group in example 1 was used; the content b of the silicone rubber material; a cross-linking agent; glass fibers; ethylene propylene diene monomer; a dispersing agent; nano titanium dioxide; pre-dispersing a natural rubber master batch by graphene; latex reclaimed rubber; phenolic aldehyde Jiang Shuzhi; an accelerator; an anti-aging agent; the co-crosslinking agent further ensures the wear resistance, oxidation resistance and high temperature resistance of the produced conveyor belt, and has a certain improvement.
In summary, the most suitable weight proportion of the rubber composition formula in the embodiment 2 is adopted, so that the wear resistance and oxidation resistance of the produced conveyor belt are realized, the overall strength of the conveyor belt is enhanced on the basis of ensuring higher wear resistance, the wear resistance and use experience of the conveyor belt are further ensured, the problems of high temperature rise and serious wear of the conveyor belt in the use process are finally solved, the wear resistance and high temperature resistance of the product are improved, and the service life of the conveyor belt is also prolonged.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The wear-resistant and high-temperature-resistant light industrial conveyor belt is characterized in that the rubber composition comprises the following components in parts by weight:
Polyethylene content a: a is more than 0 and less than or equal to 98 parts;
Content b of silicone rubber material: b is more than or equal to 0 and less than 98 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
2-7 parts of cross-linking agent;
6-12 parts of glass fiber;
the high temperature resistant components are as follows by weight: 90-120 parts of ethylene propylene diene monomer rubber;
2-7 parts of dispersing agent;
2-5 parts of nano titanium dioxide;
5-15 parts of graphene pre-dispersed natural rubber master batch;
2-12 parts of latex reclaimed rubber;
4-8 parts of phenolic aldehyde Jiang Shuzhi;
1-3 parts of a promoter;
1-3 parts of an anti-aging agent;
1-3 parts of a co-crosslinking agent.
2. A wear resistant and high temperature resistant light industrial conveyor belt as in claim 1 wherein: the formula of the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
2 parts of a cross-linking agent;
6 parts of glass fiber;
The high temperature resistant components are as follows by weight: 90 parts of ethylene propylene diene monomer rubber;
2 parts of dispersing agent;
2 parts of nano titanium dioxide;
5 parts of graphene pre-dispersed natural rubber master batch;
2 parts of latex reclaimed rubber;
4 parts of phenolic aldehyde strong resin;
1 part of accelerator;
1 part of an anti-aging agent;
And 1 part of a co-crosslinking agent.
3. A wear resistant and high temperature resistant light industrial conveyor belt as in claim 1 wherein: the formula of the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
4 parts of a cross-linking agent;
9 parts of glass fiber;
the high temperature resistant components are as follows by weight: 105 parts of ethylene propylene diene monomer;
2 parts of dispersing agent;
3 parts of nano titanium dioxide;
10 parts of graphene pre-dispersed natural rubber master batch;
7 parts of latex reclaimed rubber;
6 parts of phenolic aldehyde strong resin;
2 parts of accelerator;
2 parts of an anti-aging agent;
and 2 parts of a co-crosslinking agent.
4. A wear resistant and high temperature resistant light industrial conveyor belt as in claim 1 wherein: the formula of the rubber composition comprises the following components in parts by weight:
Polyethylene content a:50 parts;
content b of silicone rubber material: 45 parts;
the essential components comprise, based on 95 parts by weight of the rubber-combined matrix:
7 parts of a cross-linking agent;
12 parts of glass fiber;
the high temperature resistant components are as follows by weight: 120 parts of ethylene propylene diene monomer;
7 parts of dispersing agent;
5 parts of nano titanium dioxide;
15 parts of graphene pre-dispersed natural rubber master batch;
12 parts of latex reclaimed rubber;
8 parts of phenolic aldehyde strong resin;
3 parts of a promoter;
3 parts of an anti-aging agent;
3 parts of a co-crosslinking agent.
5. The method for manufacturing the wear-resistant and high-temperature-resistant light industrial conveyor belt according to claims 1-4, which is characterized in that: the method comprises the following steps:
s1, enabling ethylene propylene diene monomer and a dispersing agent to react for 50 seconds at 50 ℃, uniformly stirring, and standing for later use;
S2, adding nano titanium dioxide, latex reclaimed rubber, phenolic aldehyde Jiang Shuzhi, a dispersing agent, an accelerator and an anti-aging agent, and reacting for 40-120 seconds at 60-85 ℃ to prepare a rubber raw material;
s3, adding glass fiber and graphene pre-dispersed natural rubber master batch, and reacting for 130-140 seconds at 75-100 ℃; heating and melting polyethylene and a silicone rubber material at 300-330 ℃ and uniformly stirring;
S4, adding a co-crosslinking agent; the cross-linking agent and the accelerator react for 130-140 seconds at 65-85 ℃ to prepare rubber raw materials;
S5, pressing the rubber raw material in an injection molding die, cooling and demolding to obtain a rubber block;
S6, processing the rubber block to obtain a semi-finished rubber belt;
s7, placing the rubber belt which is cut according to the preset size on sewing equipment, and sealing edges of the cut surface of the rubber belt according to the preset size through nylon fibers;
And S8, uniformly coating the cooled coating on the surface of the polished rubber belt, standing and airing after coating is finished, and finally obtaining the conveyor belt.
6. The method for manufacturing the wear-resistant and high-temperature-resistant light industrial conveyor belt, according to claim 5, is characterized in that: in the step S6, the rubber blocks are evenly laid on cutting equipment, a preliminary cutting scheme is designed according to the required size and shape, and cutting is conducted according to the requirements, so that a semi-finished rubber belt is obtained.
7. The wear-resistant and high-temperature-resistant light industrial conveyor belt and the manufacturing method thereof according to claim 5 are characterized in that: in the step S7, after edge sealing, the surface of the rubber belt after sewing is uniformly polished by using 1800-2200-mesh sand paper, so that the surface smoothness of the rubber belt reaches a preset standard.
8. The wear-resistant and high-temperature-resistant light industrial conveyor belt and the manufacturing method thereof according to claim 5 are characterized in that: the coating thickness in the step S8 is a, and the thickness of a is between 0.5mm and 1.2 mm.
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CN2023118072516 | 2023-12-26 | ||
CN202311807251 | 2023-12-26 |
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