CN113787739B - Method for repairing rubber conveyer belt - Google Patents
Method for repairing rubber conveyer belt Download PDFInfo
- Publication number
- CN113787739B CN113787739B CN202111087366.3A CN202111087366A CN113787739B CN 113787739 B CN113787739 B CN 113787739B CN 202111087366 A CN202111087366 A CN 202111087366A CN 113787739 B CN113787739 B CN 113787739B
- Authority
- CN
- China
- Prior art keywords
- rubber
- conveyer belt
- melt adhesive
- adhesive film
- hot melt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/04—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using preformed elements
- B29C73/10—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D using preformed elements using patches sealing on the surface of the article
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/26—Apparatus or accessories not otherwise provided for for mechanical pretreatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C73/00—Repairing of articles made from plastics or substances in a plastic state, e.g. of articles shaped or produced by using techniques covered by this subclass or subclass B29D
- B29C73/24—Apparatus or accessories not otherwise provided for
- B29C73/26—Apparatus or accessories not otherwise provided for for mechanical pretreatment
- B29C2073/262—Apparatus or accessories not otherwise provided for for mechanical pretreatment for polishing, roughening, buffing or sanding the area to be repaired
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/709—Articles shaped in a closed loop, e.g. conveyor belts
- B29L2031/7092—Conveyor belts
Abstract
The invention discloses a method for repairing a rubber conveyer belt. The repairing method adopts the following technical scheme: a) Manufacturing a rubber repair strip with a hot melt adhesive film; b) The attaching process of the repair strip on the rubber conveyer belt comprises the following steps: polishing, carrying out surface chemical treatment on a conveying belt, and attaching a rubber repair strip through a hot melt adhesive film and compacting. The invention provides a method for repairing a rubber conveyer belt, which can increase the repairing speed of the conveyer belt to more than 3 times of the traditional rubber attaching speed in application, greatly improve the construction efficiency and improve the conveying level of mine materials.
Description
Technical Field
The invention belongs to the field of conveyer belt repairing methods, and particularly relates to a method for repairing a rubber conveyer belt.
Background
The rubber belt conveyor is high-efficiency continuous conveying equipment, and has the advantages of long conveying distance, large conveying capacity and capability of realizing continuous conveying; breakage of rubber conveyor belts is a problem that is difficult for users of conveyor belts to avoid, and also affects the safe operation of conveyor belts, and more effective maintenance solutions have been continuously explored for a long time.
At present, three main means for solving the problems at home and abroad are: the first is high-temperature vulcanization restoration; the second is repair of cold bonding rubber repair strips; and thirdly, repairing the thermoplastic polyurethane material. However, the repairing means has the disadvantages of complex operation, long repairing time and low repairing efficiency, and causes great loss to the economic benefit of users.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a method for repairing a rubber conveyer belt, which comprises the following steps:
a) Preparing a repair material: the repair material is a rubber repair strip with a hot melt adhesive film arranged at one side;
b) Polishing pretreatment of a rubber conveyer belt: polishing the surface of the damaged part of the rubber conveyer belt;
c) And carrying out surface modification treatment on the rubber conveyer belt: the modification method comprises the steps of coating glue on one side of the rubber surface, and drying at room temperature, wherein the glue is MW-555A/B glue produced by Dongguan Maiteng rubber plastics; then flatly coating the hot melt adhesive film on the rubber surface of the conveyor belt coated with the glue, and performing heat sealing treatment to obtain a surface modified rubber conveyor belt;
d) And (3) laminating: and c) bonding the hot melt adhesive film in the rubber repair strip in the step a) with the hot melt adhesive film in the rubber conveyer belt with the surface modified in the step c) at the temperature of 60-120 ℃ and compacting.
Preferably, the upper surface of the rubber repair strip is thick in the middle and thin on two sides, the width is 120mm to 400mm, the thickness is 3mm to 5mm, and the bottom side of the repair strip is coated with a heat-seal hot-melt adhesive film.
Compared with the prior art, the invention has the following beneficial effects: 1. realizing the adhesion of the rubber repair strip and the hot melt adhesive film of the conveyor belt rubber; 2. compared with high-temperature vulcanization restoration, the method adopts a hot melt adhesive film manufacturing process, does not need complex equipment such as a vulcanizing machine, is simple and convenient to operate, greatly improves the efficiency, and meets the requirements of on-site efficient production; 3. the rubber repair strip used in the invention is flame-retardant; 4. the solid content of the hot melt adhesive film used in the invention is 100%, and the hot melt adhesive film does not contain solvent, and is safe and environment-friendly; 5. the invention introduces the concept of the hot melt adhesive film in the conveyer belt repairing industry.
Drawings
FIG. 1 is a longitudinal section of a rubber repair strip used in the method for repairing a rubber conveyor belt according to the present invention.
Detailed Description
The invention provides a method for repairing a rubber conveyer belt, which comprises the following steps:
a) Preparing a repair material: the repair material is a rubber repair strip with a hot melt adhesive film arranged at one side;
b) Polishing pretreatment of a rubber conveyer belt: polishing the surface of the damaged part of the rubber conveyer belt;
c) And carrying out surface modification treatment on the rubber conveyer belt: the modification method comprises the steps of coating glue on one side of the rubber surface, and drying at room temperature, wherein the glue is MW-555A/B glue produced by Dongguan Maiteng rubber plastics; then flatly coating the hot melt adhesive film on the rubber surface of the conveyor belt coated with the glue, and performing heat sealing treatment to obtain a surface modified rubber conveyor belt;
d) And (3) laminating: and c) bonding the hot melt adhesive film in the rubber repair strip in the step a) with the hot melt adhesive film in the rubber conveyer belt with the surface modified in the step c) at the temperature of 60-120 ℃ and compacting.
In one embodiment, the upper surface of the rubber repair strip is thick in the middle and thin on two sides, the width is 120mm to 400mm, the thickness is 3mm to 5mm, and the bottom side of the repair strip is coated with a heat-sealing hot-melt adhesive film.
Compared with the prior art, the invention realizes the adhesion of the rubber repair strip and the hot melt adhesive film of the conveyer belt rubber; compared with high-temperature vulcanization restoration, the method adopts a hot melt adhesive film manufacturing process, does not need complex equipment such as a vulcanizing machine, is simple and convenient to operate, greatly improves the efficiency, and meets the requirements of on-site efficient production; the rubber repair strip used in the invention is flame-retardant; the solid content of the hot melt adhesive film used in the invention is 100%, and the hot melt adhesive film does not contain solvent, and is safe and environment-friendly; the invention introduces the concept of the hot melt adhesive film in the conveyer belt repairing industry.
It should be noted that the above-mentioned embodiments are only a few specific embodiments of the present invention, and it is obvious that the present invention is not limited to the above embodiments, but other modifications are possible. All modifications directly or indirectly derived from the disclosure of the present invention will be considered to be within the scope of the present invention.
Claims (1)
1. A method of repairing a rubber conveyor belt comprising the steps of:
s1, preparing a repair material: the repair material is a rubber repair strip with a hot melt adhesive film arranged at one side;
s2, polishing pretreatment of a rubber conveyer belt: polishing the surface of the damaged part of the rubber conveyer belt;
s3, carrying out surface modification treatment on the rubber conveyer belt: the modification method comprises the steps of coating glue on one side of the rubber surface, and drying at room temperature, wherein the glue is MW-555A/B glue produced by Dongguan Maiteng rubber plastics; then flatly coating the hot melt adhesive film on the rubber surface of the conveyor belt coated with the glue, and performing heat sealing treatment to obtain a surface modified rubber conveyor belt;
s4, laminating: at the temperature of 60-120 ℃, the hot melt adhesive film in the rubber repair strip in the step S1 is attached to the hot melt adhesive in the rubber conveyer belt with the surface modified in the step S3, and compacted;
the upper surface of the rubber repair strip is thick in the middle and thin on two sides, the width range is 120mm to 400mm, the thickness range is 3mm to 5mm, and the bottom side of the repair strip is coated with a heat-seal hot-melt adhesive film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111087366.3A CN113787739B (en) | 2021-09-16 | 2021-09-16 | Method for repairing rubber conveyer belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111087366.3A CN113787739B (en) | 2021-09-16 | 2021-09-16 | Method for repairing rubber conveyer belt |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113787739A CN113787739A (en) | 2021-12-14 |
| CN113787739B true CN113787739B (en) | 2023-04-28 |
Family
ID=78878653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111087366.3A Active CN113787739B (en) | 2021-09-16 | 2021-09-16 | Method for repairing rubber conveyer belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113787739B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004345340A (en) * | 2003-05-23 | 2004-12-09 | Nordson Kk | Repairing method of void in skin-integrated molding |
| KR100679417B1 (en) * | 2006-03-02 | 2007-02-06 | 구경환 | Repairing compositions for demaged conveyor belt or process and repairing method using the same |
| CN201140907Y (en) * | 2007-12-28 | 2008-10-29 | 苏为业 | Rope core adhesive tape renovation section |
| CN101934588B (en) * | 2010-08-30 | 2013-01-16 | 任子成 | Method for repairing broken rubber conveying belt |
| CN103757866A (en) * | 2013-12-25 | 2014-04-30 | 长春轨道客车股份有限公司 | Railway vehicle floor cloth splicing, repairing and pattern nesting method |
| CN105690814A (en) * | 2016-04-14 | 2016-06-22 | 广西柳州中嘉知识产权服务有限公司 | Conveyor belt damage repairing method |
| CN109453975B (en) * | 2018-11-06 | 2021-11-19 | 北京天山新材料技术有限公司 | Repairing method of conveyer belt |
| CN109849381A (en) * | 2018-12-29 | 2019-06-07 | 蓝色海洋（天津）工程技术有限公司 | A kind of conveying belt wear repairing treatment structure and mend the treatment method |
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2021
- 2021-09-16 CN CN202111087366.3A patent/CN113787739B/en active Active
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| Publication number | Publication date |
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| CN113787739A (en) | 2021-12-14 |
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