CN107973946A - A kind of rail tie plate and preparation method thereof - Google Patents
A kind of rail tie plate and preparation method thereof Download PDFInfo
- Publication number
- CN107973946A CN107973946A CN201711438886.8A CN201711438886A CN107973946A CN 107973946 A CN107973946 A CN 107973946A CN 201711438886 A CN201711438886 A CN 201711438886A CN 107973946 A CN107973946 A CN 107973946A
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- tie plate
- rail tie
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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
- C08L7/00—Compositions of natural rubber
-
- 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
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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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- 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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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of rail tie plate, is related to railway equipment technical field.It is made of the raw material of following parts by weight：60 90 parts of natural rubber, 20 35 parts of butadiene-styrene rubber, 5 10 parts of phenol rubber, 58 parts of zinc oxide, 24 parts of antioxidant, 13 parts of paraffin, 8 12 parts of solid coumarone resin, 46 parts of accelerating agent, 12 15 parts of white carbon, 36 parts of coupling agent.The invention also discloses a kind of preparation method of railroad tie plate, improves the wearability and mechanical performance of rail tie plate, effectively extends service life.
Description
Technical field
The present invention relates to railway equipment technical field, more particularly to a kind of rail tie plate and preparation method thereof.
Background technology
China is carrying out large-scale Line for Passenger Transportation and high speed railway construction, and Line for Passenger Transportation 10,000 will be built up to the year two thousand twenty
More kilometers.With the Line for Passenger Transportation skeleton of " four horizontal stroke four vertical ", the high-speed iron of Circum-Bohai Sea Hai Quan, the Yangtze River Delta and Pearl River Delta area are built up
More than 2000 kilometers of road.With the continuous improvement that people require train running speed, how to solve to cause in vehicle travel process
Vibrations and impact become one it is very crucial the problem of.In order to reduce vibrations, reduce noise, people are provided with below rail
Rail tie plate.Existing rail tie plate weatherability, wearability are poor, and service life is shorter.
The content of the invention
The shortcomings that technical problems to be solved by the invention are, overcome the prior art, there is provided a kind of rail tie plate and its system
Preparation Method.
In order to solve the above technical problems, technical scheme is as follows：
A kind of rail tie plate, is made of the raw material of following parts by weight：60-90 parts of natural rubber, 20-35 parts of butadiene-styrene rubber, phenol
5-10 parts of rubber, 5-8 parts of zinc oxide, 2-4 parts of antioxidant, 1-3 parts of paraffin, 8-12 parts of solid coumarone resin, accelerating agent 4-6
Part, 12-15 parts of white carbon, 3-6 parts of coupling agent.
Further, it is made of the raw material of following parts by weight：75 parts of natural rubber, 28 parts of butadiene-styrene rubber, phenol rubber 8
Part, 6 parts of zinc oxide, 3 parts of antioxidant, 2 parts of paraffin, 10 parts of solid coumarone resin, 5 parts of accelerating agent, 13 parts of white carbon, coupling agent
4 parts.
The preceding rail tie plate, antioxidant is antioxidant 4010NA.
The preceding rail tie plate, accelerating agent is tetramethylthiuram disulfide.
The preceding rail tie plate, coupling agent is coupling agent KH5502.
Present invention also offers a kind of preparation method of rail tie plate, comprise the following steps：
S1：Natural rubber, butadiene-styrene rubber and phenol rubber are added in mixer, are kneaded, mixing time is 2-3 minutes；
S2：Zinc oxide, accelerating agent and antioxidant are added into kneading machine, is kneaded, mixing time is 3-5 minutes；S3：To mixed
The white carbon of half deal is added in mill, after mixing 1-2 minute, adds the white carbon of the other half deal, mixing 2-3 divides
Clock；
S4：Paraffin, solid coumarone resin and coupling agent are added into kneading machine, dumping is carried out after being kneaded 3-5 minutes；S5：Will
Discharge sizing material and add open mill, then by roller 2-3 time, then cooled down, cooling time is 3 minutes, then by sizing material
Ten triangle bags are made a call to, afterwards again by roller, by obtaining blend glue stuff afterwards；S6：Blend glue stuff is added to extruder
In, extruded machine extrusion, obtains rail tie plate.
The preparation method of the preceding rail tie plate, roll spacing when passing through roller for the first time in S5 are 3mm, roller during cooling
Away from for 5mm, roll spacing when passing through roller for the second time is 5-7mm.
The preparation method of the preceding rail tie plate, the time for passing through roller in S5 for the first time is 1 minute, is passed through for the second time
The time of roller is 2 minutes.
The beneficial effects of the invention are as follows：
In the present invention, natural rubber is used as body material, coordinates butadiene-styrene rubber, phenol rubber and solid coumarone resin, tool
There are weatherability, wearability, electrical insulating property to ease up and suction the features such as pinking is good and intensity is high；The white carbon of high abrasion is added, into
One step improves the physical property and insulating properties of rubber, while also reduces cost；Antioxidant is added, it is good with rubber compatibility,
Volatility is low, backing plate is had splendid protection effect to aging caused by heat, oxidation, meanwhile, and there is excellent ozone-resistant
With flex cracking resistance performance, protective action is lasting, effectively increases the service life of backing plate.
Embodiment
To make present disclosure be easier to be clearly understood, below according to embodiment, the present invention is made
Further details of explanation.
Embodiment 1
A kind of rail tie plate provided in this embodiment, is made of the raw material of following parts by weight：60-90 parts of natural rubber, butylbenzene rubber
20 parts of glue, 5 parts of phenol rubber, 5 parts of zinc oxide, 2 parts of antioxidant, 1 part of paraffin, 8 parts of solid coumarone resin, 4 parts of accelerating agent, in vain
12 parts of carbon black, 3 parts of coupling agent.
Wherein, antioxidant is antioxidant 4010NA, and accelerating agent is tetramethylthiuram disulfide, and coupling agent is coupling agent
KH5502。
A kind of preparation method of rail tie plate provided in this embodiment, comprises the following steps：
S1：Natural rubber, butadiene-styrene rubber and phenol rubber are added in mixer, are kneaded, mixing time is 2 minutes；
S2：Zinc oxide, accelerating agent and antioxidant are added into kneading machine, is kneaded, mixing time is 3 minutes；S3：To mixing
The white carbon of half deal is added in machine, after mixing 1 minute, adds the white carbon of the other half deal, mixing 2 minutes；
S4：Paraffin, solid coumarone resin and coupling agent are added into kneading machine, dumping is carried out after being kneaded 3 minutes；S5：Will row
Go out sizing material and add open mill, be then 1 minute by roller 2 times, roll spacing 3mm, each time, then cooled down, roll spacing
For 5mm, cooling time is 3 minutes, sizing material then is made a call to ten triangle bags, afterwards again by roller, roll spacing 5mm, time
For 2 minutes, by obtaining blend glue stuff afterwards；
S6：Blend glue stuff is added into extruder, extruded machine extrusion, obtains rail tie plate.
Embodiment 2
A kind of rail tie plate provided in this embodiment, is made of the raw material of following parts by weight：60-90 parts of natural rubber, butylbenzene rubber
35 parts of glue, 10 parts of phenol rubber, 8 parts of zinc oxide, 4 parts of antioxidant, 3 parts of paraffin, 12 parts of solid coumarone resin, 6 parts of accelerating agent,
15 parts of white carbon, 6 parts of coupling agent.
Wherein, antioxidant is antioxidant 4010NA, and accelerating agent is tetramethylthiuram disulfide, and coupling agent is coupling agent
KH5502。
A kind of preparation method of rail tie plate provided in this embodiment, comprises the following steps：
S1：Natural rubber, butadiene-styrene rubber and phenol rubber are added in mixer, are kneaded, mixing time is 3 minutes；
S2：Zinc oxide, accelerating agent and antioxidant are added into kneading machine, is kneaded, mixing time is 5 minutes；S3：To mixing
The white carbon of half deal is added in machine, after mixing 2 minutes, adds the white carbon of the other half deal, mixing 3 minutes；
S4：Paraffin, solid coumarone resin and coupling agent are added into kneading machine, mixing carries out dumping after five minutes；S5：Will row
Go out sizing material and add open mill, be then 1 minute by roller 3 times, roll spacing 3mm, each time, then cooled down, roll spacing
For 5mm, cooling time is 3 minutes, sizing material then is made a call to ten triangle bags, afterwards again by roller, roll spacing 7mm, time
For 2 minutes, by obtaining blend glue stuff afterwards；
S6：Blend glue stuff is added into extruder, extruded machine extrusion, obtains rail tie plate.
Embodiment 3
A kind of rail tie plate provided in this embodiment, is made of the raw material of following parts by weight：75 parts of natural rubber, butadiene-styrene rubber 28
Part, 8 parts of phenol rubber, 6 parts of zinc oxide, 3 parts of antioxidant, 2 parts of paraffin, 10 parts of solid coumarone resin, 5 parts of accelerating agent, hard charcoal
Black 13 parts, 4 parts of coupling agent.
Wherein, antioxidant is antioxidant 4010NA, and accelerating agent is tetramethylthiuram disulfide, and coupling agent is coupling agent
KH5502。
A kind of preparation method of rail tie plate provided in this embodiment, comprises the following steps：
S1：Natural rubber, butadiene-styrene rubber and phenol rubber are added in mixer, are kneaded, mixing time is 2.5 minutes；
S2：Zinc oxide, accelerating agent and antioxidant are added into kneading machine, is kneaded, mixing time is 4 minutes；S3：To mixing
The white carbon of half deal is added in machine, after mixing 1.5 minutes, adds the white carbon of the other half deal, mixing 2.5 minutes；
S4：Paraffin, solid coumarone resin and coupling agent are added into kneading machine, dumping is carried out after being kneaded 4 minutes；S5：Will row
Go out sizing material and add open mill, be then 1 minute by roller 3 times, roll spacing 3mm, each time, then cooled down, roll spacing
For 5mm, cooling time is 3 minutes, sizing material then is made a call to ten triangle bags, afterwards again by roller, roll spacing 6mm, time
For 2 minutes, by obtaining blend glue stuff afterwards；
S6：Blend glue stuff is added into extruder, extruded machine extrusion, obtains rail tie plate.
Comparative example：The rail tie plate of the bright remote railway annex Co., Ltd production in commercially available Shandong Province Tai'an Xintai City.
Railroad sawing machine made from embodiment 1- embodiments 3 is subjected to contrast test with diamond saw blade and comparative example, is tried
Test project and the results are shown in Table 1：
Table 1
As can be seen from Table 1, the rail tie plate that prepared by the present invention, tensile strength, elongation rate of tensile failure, Static stiffness are above contrasting
Example, Akron abrasion loss are then less than comparative example, it can thus be seen that rail tie plate prepared by the present invention not only has well resistance to
Performance is ground, and mechanical performance is strong, service life length.
In addition to the implementation, the present invention can also have other embodiment.It is all to use equivalent substitution or equivalent transformation shape
Into technical solution, all fall within the protection domains of application claims.
Claims (8)
- A kind of 1. rail tie plate, it is characterised in that：It is made of the raw material of following parts by weight：60-90 parts of natural rubber, butadiene-styrene rubber 20-35 parts, 5-10 parts of phenol rubber, 5-8 parts of zinc oxide, 2-4 parts of antioxidant, 1-3 parts of paraffin, solid coumarone resin 8-12 Part, 4-6 parts of accelerating agent, 12-15 parts of white carbon, 3-6 parts of coupling agent.
- 2. rail tie plate according to claim 1, it is characterised in that：It is made of the raw material of following parts by weight：Natural rubber 75 parts, 28 parts of butadiene-styrene rubber, 8 parts of phenol rubber, 6 parts of zinc oxide, 3 parts of antioxidant, 2 parts of paraffin, 10 parts of solid coumarone resin, 5 parts of accelerating agent, 13 parts of white carbon, 4 parts of coupling agent.
- 3. rail tie plate according to claim 1 or 2, it is characterised in that：The antioxidant is antioxidant 4010NA.
- 4. rail tie plate according to claim 1 or 2, it is characterised in that：The accelerating agent is blue for the tetramethyl autumn Nurse.
- 5. rail tie plate according to claim 1 or 2, it is characterised in that：The coupling agent is coupling agent KH5502.
- A kind of 6. preparation method of rail tie plate as claimed in claim 1, it is characterised in that：Comprise the following steps：S1：Natural rubber, butadiene-styrene rubber and phenol rubber are added in mixer, are kneaded, mixing time is 2-3 minutes；S2：Zinc oxide, accelerating agent and antioxidant are added into kneading machine, is kneaded, mixing time is 3-5 minutes；S3：The white carbon of half deal is added into kneading machine, after mixing 1-2 minutes, adds the white carbon of the other half deal, Mixing 2-3 minutes；S4：Paraffin, solid coumarone resin and coupling agent are added into kneading machine, dumping is carried out after being kneaded 3-5 minutes；S5：Discharge sizing material is added into open mill, then by roller 2-3 time, is then cooled down, cooling time is 3 minutes, so Sizing material is made a call into ten triangle bags afterwards, afterwards again by roller, by obtaining blend glue stuff afterwards；S6：Blend glue stuff is added into extruder, extruded machine extrusion, obtains rail tie plate.
- 7. the preparation method of rail tie plate according to claim 6, it is characterised in that：Pass through roller for the first time in the S5 When roll spacing be 3mm, roll spacing during cooling is 5mm, and roll spacing when passing through roller for the second time is 5-7mm.
- 8. the preparation method of rail tie plate according to claim 6, it is characterised in that：Pass through roller for the first time in the S5 Time be 1 minute, second by the time of roller is 2min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438886.8A CN107973946A (en) | 2017-12-26 | 2017-12-26 | A kind of rail tie plate and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711438886.8A CN107973946A (en) | 2017-12-26 | 2017-12-26 | A kind of rail tie plate and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107973946A true CN107973946A (en) | 2018-05-01 |
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ID=62007909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711438886.8A Pending CN107973946A (en) | 2017-12-26 | 2017-12-26 | A kind of rail tie plate and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112961410A (en) * | 2021-02-10 | 2021-06-15 | 浙江天铁实业股份有限公司 | Rubber base plate for subway rail transit, composition and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368518A (en) * | 2002-03-08 | 2002-09-11 | 成都仁泰实业有限责任公司 | Rubber composition as rubber pad under rail |
| CN1663998A (en) * | 2005-03-08 | 2005-09-07 | 成都宏亿复合材料工程技术有限公司 | Rubber bearing pad under rail concrete elastic sleeper and method for making same |
| CN101381485A (en) * | 2008-10-20 | 2009-03-11 | 无锡铁华橡塑有限公司 | Rubber backing plate of passenger dedicated line |
| CN101864099A (en) * | 2010-06-09 | 2010-10-20 | 尤建义 | Preparation technology of high-insulation natural rubber material |
| CN102199315A (en) * | 2011-04-22 | 2011-09-28 | 江阴海达橡塑股份有限公司 | Preparation method of vibration-damping sponge base plate for high speed railway |
| CN102241843A (en) * | 2011-05-22 | 2011-11-16 | 浙江省天台祥和实业有限公司 | Composition for manufacturing shock pad on high-speed railway or bridge |
-
2017
- 2017-12-26 CN CN201711438886.8A patent/CN107973946A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1368518A (en) * | 2002-03-08 | 2002-09-11 | 成都仁泰实业有限责任公司 | Rubber composition as rubber pad under rail |
| CN1663998A (en) * | 2005-03-08 | 2005-09-07 | 成都宏亿复合材料工程技术有限公司 | Rubber bearing pad under rail concrete elastic sleeper and method for making same |
| CN101381485A (en) * | 2008-10-20 | 2009-03-11 | 无锡铁华橡塑有限公司 | Rubber backing plate of passenger dedicated line |
| CN101864099A (en) * | 2010-06-09 | 2010-10-20 | 尤建义 | Preparation technology of high-insulation natural rubber material |
| CN102199315A (en) * | 2011-04-22 | 2011-09-28 | 江阴海达橡塑股份有限公司 | Preparation method of vibration-damping sponge base plate for high speed railway |
| CN102241843A (en) * | 2011-05-22 | 2011-11-16 | 浙江省天台祥和实业有限公司 | Composition for manufacturing shock pad on high-speed railway or bridge |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112961410A (en) * | 2021-02-10 | 2021-06-15 | 浙江天铁实业股份有限公司 | Rubber base plate for subway rail transit, composition and preparation method thereof |
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Application publication date: 20180501 |
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