CN112721266A - Manufacturing method of environment-friendly rubber roller - Google Patents
Manufacturing method of environment-friendly rubber roller Download PDFInfo
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- CN112721266A CN112721266A CN202011492528.7A CN202011492528A CN112721266A CN 112721266 A CN112721266 A CN 112721266A CN 202011492528 A CN202011492528 A CN 202011492528A CN 112721266 A CN112721266 A CN 112721266A
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- rubber
- waste
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- friendly
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0032—Producing rolling bodies, e.g. rollers, wheels, pulleys or pinions
- B29D99/0035—Producing rolling bodies, e.g. rollers, wheels, pulleys or pinions rollers or cylinders having an axial length of several times the diameter, e.g. for embossing, pressing, or printing
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L19/00—Compositions of rubbers not provided for in groups C08L7/00 - C08L17/00
- C08L19/003—Precrosslinked rubber; Scrap rubber; Used vulcanised rubber
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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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
Abstract
The invention relates to the technical field of rubber rollers and discloses a manufacturing method of an environment-friendly rubber roller, which comprises the following steps: 1) pretreating waste vulcanized rubber; 2) burdening, plasticizing and cooling; 3) encapsulating; 4) vulcanization and 5) turning and grinding. The manufacturing method of the environment-friendly rubber roller comprises the steps of recycling waste tires or waste rubber shoes, preprocessing the waste tires or the waste rubber shoes to remove impurities, preparing a spare rubber sheet by batching, plasticizing, cooling and the like, preliminarily reducing the production cost of the environment-friendly rubber roller and shortening the processing period, and finally integrating the spare rubber sheet and a roller core into a whole by rubber coating, vulcanization and car grinding, so that the waste of waste rubber resources is reduced, the effects of environment protection, energy conservation and waste recycling are achieved, waste vulcanized rubber can be recycled to replace rubber raw materials on the one hand, and the situation that natural rubber is seriously deficient is relieved; on the other hand, the waste rubber realizes the recycling.
Description
Technical Field
The invention relates to the technical field of rubber rollers, in particular to a manufacturing method of an environment-friendly rubber roller.
Background
The first classification of rubber rollers, according to the application range and use, is divided into two categories: general rubber and special rubber, and the second method divides rubber into three types: the rubber is divided into two main types of unsaturated rubber and saturated rubber according to the existence of double bonds on a rubber molecular chain, the unsaturated rubber has high chemical activity, is easy to react with a vulcanizing agent, has high vulcanizing speed, is easy to react with oxygen, ozone and the like, has poor aging resistance and is low in use temperature because the double bonds are arranged on the molecular chain; meanwhile, due to the isolation effect of double bonds, the rubber has high molecular mobility, high elasticity and good cold resistance, and can be further divided into rubber with strong self-repairing property and rubber with weak self-repairing property, wherein the rubber is also called as crystalline rubber (such as natural rubber and chloroprene rubber), and the rubber can be divided into micro-crystalline rubber (such as butyl rubber) and non-crystalline rubber (such as styrene butadiene rubber).
The traditional rubber roller is generally produced by proportioning rubber raw materials, the production cost is high, and the processing period is long, so that the manufacturing method of the environment-friendly rubber roller is provided to solve the problems.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the manufacturing method of the environment-friendly rubber roller, which has the advantages of environmental protection, energy conservation and the like, and solves the problems of high production cost and long processing period of the traditional rubber roller which is generally produced by adopting rubber raw materials in a proportioning manner.
(II) technical scheme
In order to achieve the purposes of environmental protection and energy saving, the invention provides the following technical scheme: the manufacturing method of the environment-friendly rubber roller comprises the following steps:
1) pretreating waste vulcanized rubber: cleaning waste vulcanized rubber, primarily crushing the waste vulcanized rubber by a rubber slicer, secondarily crushing the waste vulcanized rubber by a rubber grinder, and finally magnetically separating and removing iron and fibers from the finely crushed waste vulcanized rubber, and screening rubber powder with different particle sizes to prepare vulcanized rubber powder;
2) burdening, plasticizing and cooling: mixing vulcanized rubber powder in the step 1) with a softening agent and a VR rubber regenerant according to the mass fraction ratio of 100: (3-8): (2-5) mixing and batching, pouring the mixed and batched materials into a rubber high-speed plasticizing unit for mixing and modification, shearing and grinding the mixed and batched materials into granules by a mechanical chemical (RMC) reactor, then feeding the granules into a screw extruder for mixing at the temperature of below 100 ℃, and discharging the granules by a refiner to prepare a spare rubber sheet;
3) encapsulating: coating the standby rubber sheet in the step 2) on the outer side of the roller core by adopting an extrusion winding rubber coating method, and forming a rubber coating layer on the outer side of the roller core;
4) and (3) vulcanization: and (3) conveying the roller core containing the rubber coating layer in the step 3) into a vulcanizing tank for vulcanization treatment to obtain the rubber roller.
5) Turning and grinding: and (3) placing the rubber roller in the step 4) on a lathe for rough machining, and then placing the rough machined rubber roller on a grinding machine for finish machining, so as to obtain the environment-friendly rubber roller.
Preferably, the waste vulcanized rubber in the step 1) is waste tires or waste rubber shoes, and the primary crushing and the secondary crushing of the waste vulcanized rubber in the step 1) adopt normal-temperature crushing.
Preferably, the mesh number of the vulcanized rubber powder in the step 2) is 40, the roll spacing of the refiner in the step 2) is 0.1-0.3mm, and the roll temperature is 40-70 ℃.
Preferably, the softening agent is paraffin oil and pine tar.
(III) advantageous effects
Compared with the prior art, the invention provides a manufacturing method of an environment-friendly rubber roller, which has the following beneficial effects:
according to the manufacturing method of the environment-friendly rubber roller, waste tires or waste rubber shoes are recycled and pretreated to remove impurities, and then the spare rubber sheet is prepared through batching, plasticizing, cooling and the like, so that the production cost of the environment-friendly rubber roller is initially reduced and the processing period is shortened; on the other hand, the waste rubber is recycled, the problem that the waste rubber pollutes the environment is solved, the development direction of the rubber industry recycles the waste rubber under the environment-friendly condition, the dynamic desulfurization process is eliminated, and the secondary pollution is rejected.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows: the manufacturing method of the environment-friendly rubber roller comprises the following steps:
1) pretreating waste vulcanized rubber: cleaning waste vulcanized rubber, primarily crushing the waste vulcanized rubber by a rubber slicer, secondarily crushing the waste vulcanized rubber by a rubber grinder, and finally magnetically separating and removing iron and fibers from the finely crushed waste vulcanized rubber, and screening rubber powder with different particle sizes to prepare vulcanized rubber powder;
2) burdening, plasticizing and cooling: mixing vulcanized rubber powder in the step 1) with a softening agent and a VR rubber regenerant according to the mass fraction ratio of 100: 8: 5, mixing and batching, pouring the mixed and batched materials into a rubber high-speed plasticizing unit for mixing and modification, shearing and grinding the mixed and batched materials into particles through a mechanical chemical (RMC) reactor, then mixing the particles in a screw extruder at the temperature of below 100 ℃, and discharging the particles from a refiner to prepare a spare rubber sheet;
3) encapsulating: coating the standby rubber sheet in the step 2) on the outer side of the roller core by adopting an extrusion winding rubber coating method, and forming a rubber coating layer on the outer side of the roller core;
4) and (3) vulcanization: and (3) conveying the roller core containing the rubber coating layer in the step 3) into a vulcanizing tank for vulcanization treatment to obtain the rubber roller.
5) Turning and grinding: and (3) placing the rubber roller in the step 4) on a lathe for rough machining, and then placing the rough machined rubber roller on a grinding machine for finish machining, so as to obtain the environment-friendly rubber roller.
Preferably, the waste vulcanized rubber in the step 1) is waste tires or waste rubber shoes, and the primary crushing and the secondary crushing of the waste vulcanized rubber in the step 1) adopt normal-temperature crushing.
Preferably, the mesh number of the vulcanized rubber powder in the step 2) is 40, the roll spacing of the refiner in the step 2) is 0.1-0.3mm, and the roll temperature is 40-70 ℃.
Preferably, the softening agent is paraffin oil and pine tar.
Example two: the manufacturing method of the environment-friendly rubber roller comprises the following steps:
1) pretreating waste vulcanized rubber: cleaning waste vulcanized rubber, primarily crushing the waste vulcanized rubber by a rubber slicer, secondarily crushing the waste vulcanized rubber by a rubber grinder, and finally magnetically separating and removing iron and fibers from the finely crushed waste vulcanized rubber, and screening rubber powder with different particle sizes to prepare vulcanized rubber powder;
2) burdening, plasticizing and cooling: mixing vulcanized rubber powder in the step 1) with a softening agent and a VR rubber regenerant according to the mass fraction ratio of 100: 5: 3, mixing and batching, pouring the mixed and batched materials into a rubber high-speed plasticizing unit for mixing and modification, shearing and grinding the mixed and batched materials into particles through a mechanical chemical (RMC) reactor, then mixing the particles in a screw extruder at the temperature of below 100 ℃, and discharging the particles from a refiner to prepare a spare rubber sheet;
3) encapsulating: coating the standby rubber sheet in the step 2) on the outer side of the roller core by adopting an extrusion winding rubber coating method, and forming a rubber coating layer on the outer side of the roller core;
4) and (3) vulcanization: and (3) conveying the roller core containing the rubber coating layer in the step 3) into a vulcanizing tank for vulcanization treatment to obtain the rubber roller.
5) Turning and grinding: and (3) placing the rubber roller in the step 4) on a lathe for rough machining, and then placing the rough machined rubber roller on a grinding machine for finish machining, so as to obtain the environment-friendly rubber roller.
Preferably, the waste vulcanized rubber in the step 1) is waste tires or waste rubber shoes, and the primary crushing and the secondary crushing of the waste vulcanized rubber in the step 1) adopt normal-temperature crushing.
Preferably, the mesh number of the vulcanized rubber powder in the step 2) is 40, the roll spacing of the refiner in the step 2) is 0.1-0.3mm, and the roll temperature is 40-70 ℃.
Preferably, the softening agent is paraffin oil and pine tar.
Example three: the manufacturing method of the environment-friendly rubber roller comprises the following steps:
1) pretreating waste vulcanized rubber: cleaning waste vulcanized rubber, primarily crushing the waste vulcanized rubber by a rubber slicer, secondarily crushing the waste vulcanized rubber by a rubber grinder, and finally magnetically separating and removing iron and fibers from the finely crushed waste vulcanized rubber, and screening rubber powder with different particle sizes to prepare vulcanized rubber powder;
2) burdening, plasticizing and cooling: mixing vulcanized rubber powder in the step 1) with a softening agent and a VR rubber regenerant according to the mass fraction ratio of 100: 3: 2, mixing and batching, pouring the mixed and batched materials into a rubber high-speed plasticizing unit for mixing and modification, shearing and grinding the mixed and batched materials into particles through a mechanical chemical (RMC) reactor, then mixing the particles in a screw extruder at the temperature of below 100 ℃, and discharging the particles from a refiner to prepare a spare rubber sheet;
3) encapsulating: coating the standby rubber sheet in the step 2) on the outer side of the roller core by adopting an extrusion winding rubber coating method, and forming a rubber coating layer on the outer side of the roller core;
4) and (3) vulcanization: and (3) conveying the roller core containing the rubber coating layer in the step 3) into a vulcanizing tank for vulcanization treatment to obtain the rubber roller.
5) Turning and grinding: and (3) placing the rubber roller in the step 4) on a lathe for rough machining, and then placing the rough machined rubber roller on a grinding machine for finish machining, so as to obtain the environment-friendly rubber roller.
Preferably, the waste vulcanized rubber in the step 1) is waste tires or waste rubber shoes, and the primary crushing and the secondary crushing of the waste vulcanized rubber in the step 1) adopt normal-temperature crushing.
Preferably, the mesh number of the vulcanized rubber powder in the step 2) is 40, the roll spacing of the refiner in the step 2) is 0.1-0.3mm, and the roll temperature is 40-70 ℃.
Preferably, the softening agent is paraffin oil and pine tar.
The invention has the beneficial effects that: the waste tires or waste rubber shoes are recycled and pretreated to remove impurities, and then the spare rubber sheet is prepared by batching, plasticizing, cooling and the like, so that the production cost of the environment-friendly rubber roller is preliminarily reduced and the processing period is shortened; on the other hand, the waste rubber is recycled, the problem that the waste rubber pollutes the environment is solved, the development direction of the rubber industry recycles the waste rubber under the environment-friendly condition, the dynamic desulfurization process is eliminated, and the secondary pollution is rejected.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The manufacturing method of the environment-friendly rubber roller is characterized by comprising the following steps:
1) pretreating waste vulcanized rubber: cleaning waste vulcanized rubber, primarily crushing the waste vulcanized rubber by a rubber slicer, secondarily crushing the waste vulcanized rubber by a rubber grinder, and finally magnetically separating and removing iron and fibers from the finely crushed waste vulcanized rubber, and screening rubber powder with different particle sizes to prepare vulcanized rubber powder;
2) burdening, plasticizing and cooling: mixing vulcanized rubber powder in the step 1) with a softening agent and a VR rubber regenerant according to the mass fraction ratio of 100: (3-8): (2-5) mixing and batching, pouring the mixed and batched materials into a rubber high-speed plasticizing unit for mixing and modification, shearing and grinding the mixed and batched materials into granules by a mechanical chemical (RMC) reactor, then feeding the granules into a screw extruder for mixing at the temperature of below 100 ℃, and discharging the granules by a refiner to prepare a spare rubber sheet;
3) encapsulating: coating the standby rubber sheet in the step 2) on the outer side of the roller core by adopting an extrusion winding rubber coating method, and forming a rubber coating layer on the outer side of the roller core;
4) and (3) vulcanization: and (3) conveying the roller core containing the rubber coating layer in the step 3) into a vulcanizing tank for vulcanization treatment to obtain the rubber roller.
5) Turning and grinding: and (3) placing the rubber roller in the step 4) on a lathe for rough machining, and then placing the rough machined rubber roller on a grinding machine for finish machining, so as to obtain the environment-friendly rubber roller.
2. The method for manufacturing the environment-friendly rubber roller as claimed in claim 1, wherein the waste vulcanized rubber in the step 1) is waste tires or waste rubber shoes, and the primary crushing and the secondary crushing of the waste vulcanized rubber in the step 1) adopt normal temperature crushing.
3. The method for manufacturing the environment-friendly rubber roller as claimed in claim 1, wherein the mesh number of the vulcanized rubber powder in the step 2) is 40, the roller spacing of the refiner in the step 2) is 0.1-0.3mm, and the roller temperature is 40-70 ℃.
4. The method of claim 1, wherein the softening agent is paraffin oil or pine tar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011492528.7A CN112721266A (en) | 2020-12-17 | 2020-12-17 | Manufacturing method of environment-friendly rubber roller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011492528.7A CN112721266A (en) | 2020-12-17 | 2020-12-17 | Manufacturing method of environment-friendly rubber roller |
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| CN112721266A true CN112721266A (en) | 2021-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011492528.7A Pending CN112721266A (en) | 2020-12-17 | 2020-12-17 | Manufacturing method of environment-friendly rubber roller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276369A (en) * | 2023-05-09 | 2023-06-23 | 张家港市融通机械有限公司 | Manufacturing method of rubber roller |
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|---|---|---|---|---|
| CN101474834A (en) * | 2008-12-29 | 2009-07-08 | 杨华科 | Cyclic utilization method of waste and old rubber |
| CN203856880U (en) * | 2014-05-29 | 2014-10-01 | 无锡市凯华减震器有限公司 | Rubber roller |
| CN105037790A (en) * | 2015-08-07 | 2015-11-11 | 龙口市橡塑产品研究所 | Recovery and utilization method of waste materials in rubber product production process |
| CN105881774A (en) * | 2014-09-02 | 2016-08-24 | 天津市明基金泰橡塑制品加工有限公司 | Method for processing waste tires into modified rubber powder |
| CN108948459A (en) * | 2018-07-25 | 2018-12-07 | 南京金三力橡塑有限公司 | A kind of island structure rubber roller and preparation method thereof |
-
2020
- 2020-12-17 CN CN202011492528.7A patent/CN112721266A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101474834A (en) * | 2008-12-29 | 2009-07-08 | 杨华科 | Cyclic utilization method of waste and old rubber |
| CN203856880U (en) * | 2014-05-29 | 2014-10-01 | 无锡市凯华减震器有限公司 | Rubber roller |
| CN105881774A (en) * | 2014-09-02 | 2016-08-24 | 天津市明基金泰橡塑制品加工有限公司 | Method for processing waste tires into modified rubber powder |
| CN105037790A (en) * | 2015-08-07 | 2015-11-11 | 龙口市橡塑产品研究所 | Recovery and utilization method of waste materials in rubber product production process |
| CN108948459A (en) * | 2018-07-25 | 2018-12-07 | 南京金三力橡塑有限公司 | A kind of island structure rubber roller and preparation method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116276369A (en) * | 2023-05-09 | 2023-06-23 | 张家港市融通机械有限公司 | Manufacturing method of rubber roller |
| CN116276369B (en) * | 2023-05-09 | 2023-08-15 | 张家港市融通机械有限公司 | Manufacturing method of rubber roller |
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Application publication date: 20210430 |
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