CN112941658A - Abrasive brush wire and preparation method thereof - Google Patents
Abrasive brush wire and preparation method thereof Download PDFInfo
- Publication number
- CN112941658A CN112941658A CN202110224382.6A CN202110224382A CN112941658A CN 112941658 A CN112941658 A CN 112941658A CN 202110224382 A CN202110224382 A CN 202110224382A CN 112941658 A CN112941658 A CN 112941658A
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- abrasive
- hot air
- air box
- brush wire
- nylon resin
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Brushes (AREA)
Abstract
The invention relates to an abrasive brush wire, which comprises the following components in parts by weight: 60-80 parts of nylon resin, 25-35 parts of abrasive sand and 0.4-0.6 part of nucleating agent, wherein the nylon resin is dried, the abrasive sand is soaked by a coupling agent and then dried, and the nucleating agent is one of talcum powder, silicon dioxide or graphite. The invention also relates to a preparation method of the abrasive brush wire. The abrasive brush wire and the preparation method thereof have the advantages that the abrasive brush wire is simple in composition, simple in preparation process and high in practical application value; the grinding material brush wire obtained by the preparation method has the advantages that the grinding material sand can be uniformly distributed in the nylon resin, and the wear resistance of the grinding material brush wire is greatly improved.
Description
Technical Field
The invention relates to the technical field of brush wires, in particular to an abrasive brush wire and a preparation method thereof.
Background
The industrial abrasive brush wire has wide application in surface treatment, grinding and polishing, finishing and deburring, and the fineness of the workpiece surface treatment mainly depends on the quality of the abrasive brush wire.
The common abrasive brush wire is prepared by mixing nylon and abrasive sand treated by a coupling agent, melting and drawing, and the grinding capacity of the brush wire is enhanced by adding the abrasive sand. However, the existing abrasive brush wire has the problem that the abrasive sand is unevenly distributed in the nylon, so that the abrasion resistance of the abrasive brush wire is still poor.
Therefore, there is a need to provide a new abrasive brush wire and a method for preparing the same to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an abrasive brush wire and a preparation method thereof, wherein abrasive sand in the brush wire can be uniformly distributed in nylon resin, so that the wear resistance of the abrasive brush wire is greatly improved.
In order to achieve the purpose, the invention adopts a technical scheme that: the abrasive brush wire comprises the following components in parts by weight: 60-80 parts of nylon resin, 25-35 parts of abrasive sand and 0.4-0.6 part of nucleating agent, wherein the nylon resin is dried, the abrasive sand is soaked by a coupling agent and then dried, and the nucleating agent is one of talcum powder, silicon dioxide or graphite.
Further, the nucleating agent is silicon dioxide.
Further, the abrasive sand is SiC or Al2O3Or diamond, and the particle size range is 100-1000 meshes.
Further, the nylon resin is one of nylon 66, nylon 1010 or nylon 610.
Further, the coupling agent is one of a silane coupling agent or a titanate coupling agent.
The invention also adopts a technical scheme that: a preparation method of the abrasive brush wire comprises the following steps:
s1: treatment of raw materials: drying the nylon resin; carrying out infiltration treatment on the abrasive sand by using a coupling agent, and then drying;
s2: fully and uniformly mixing 60-80 parts of nylon resin dried in the step S1 with 0.2-0.3 part of nucleating agent to obtain a raw material substance; fully and uniformly mixing 25-35 parts of the abrasive sand treated by the coupling agent in the step S1 with 0.2-0.3 part of nucleating agent to obtain an abrasive substance;
s3: respectively injecting the raw material substance and the abrasive substance obtained in the step S2 into a first feed hopper and a second feed hopper of a double-screw extruder by adopting a separate and independent feeding method, wherein the raw material substance enters a material barrel through the first feed hopper, is extruded, plasticized and melted and then is conveyed to the second feed hopper through a double screw, and the abrasive substance enters the material barrel from the second feed hopper, is mixed with the raw material substance, is plasticized, extruded and spun;
s4: the monofilaments sprayed out in the step S3 enter a water tank for cooling and shaping, then enter a first drafting machine for stretching, then enter a second drafting machine for stretching after being baked in a first hot air box, enter a third drafting machine for stretching after being baked in a second hot air box, sequentially enter a third hot air box and a fourth hot air box for hot air shaping, and finally are rolled and cut to obtain a finished product.
Further, the nylon resin is dried at 90 ℃ for 8 hours in step S1.
Further, in step S4, the temperature of the first hot air box is 130 to 180 ℃, the temperature of the second hot air box is 150 to 200 ℃, the temperature of the third hot air box is 130 to 160 ℃, and the temperature of the fourth hot air box is 100 to 120 ℃.
Compared with the prior art, the abrasive brush wire and the preparation method thereof have the beneficial effects that: the abrasive brush wire is simple in composition, simple in preparation process and has practical application value; the grinding material brush wire obtained by the preparation method has the advantages that the grinding material sand can be uniformly distributed in the nylon resin, and the wear resistance of the grinding material brush wire is greatly improved.
Drawings
FIG. 1 is a flow chart of the abrasive brush wire production line equipment of the invention;
FIG. 2 is a schematic view of a twin screw extruder of the present invention;
fig. 3 is a comparison of the abrasive brush filaments of the present invention and commercially available abrasive brush filaments.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all 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.
As shown in fig. 1, the production line equipment for the abrasive brush filaments mainly comprises a twin-screw extruder 1, a water tank 2, a first drafting machine 3, a first hot air box 4, a second drafting machine 5, a second hot air box 6, a third drafting machine 7, a third hot air box 8 and a fourth hot air box 9 which are arranged in sequence.
As shown in fig. 2, the twin-screw extruder 1 of the present invention mainly includes a first feeding hopper 11, a second feeding hopper 12, a charging barrel 13 and a twin-screw 14, wherein the first feeding hopper 11 is disposed at an end of the charging barrel 13, the second feeding hopper 12 is disposed near a tail end of the charging barrel 13, the twin-screw 14 is located inside the charging barrel 13, and the rest of the twin-screw extruder 1 is the same as the existing commercial twin-screw extruder, and will not be described herein again.
Example 1:
the abrasive brush wire comprises the following components in parts by weight: 60 parts of nylon resin (nylon 66) and abrasive sand (the granularity range is 100-2O3)25 parts of nucleating agent (talcum powder) and 0.4 part of nylon resin, drying the nylon resin, infiltrating the abrasive sand by using coupling agent (titanate coupling agent), and drying.
The preparation method of the abrasive brush wire comprises the following steps:
s1: treatment of raw materials: drying the nylon resin at 90 ℃ for 8 hours; carrying out infiltration treatment on the abrasive sand by using a coupling agent, and then drying;
s2: fully and uniformly mixing 60 parts of nylon resin (nylon 66) dried in the step S1 and 0.2 part of nucleating agent (talcum powder) to obtain a raw material substance; 25 parts of abrasive sand (the granularity range is 100-1000 meshes) treated by the coupling agent (titanate coupling agent) in the step S12O3) Fully and uniformly mixing the mixture with 0.2 part of nucleating agent (talcum powder) to obtain an abrasive substance;
s3: respectively injecting the raw material substance and the abrasive substance obtained in the step S2 into a first feed hopper 11 and a second feed hopper 12 of a double-screw extruder 1 by adopting a separate and independent feeding method, wherein the raw material substance enters a charging barrel 13 through the first feed hopper 11, is extruded, plasticized and melted and then is conveyed to the second feed hopper 12 through a double screw 14, and the abrasive substance enters the charging barrel 13 from the second feed hopper 12 and then is mixed, plasticized, extruded and spun with the raw material substance;
s4: the monofilament sprayed out in the step S3 enters a water tank 2 for cooling and shaping, enters a first drafting machine 3 for stretching, enters a second drafting machine 5 for stretching after being baked in a first hot air box 4, enters a third drafting machine 7 for stretching after being baked in a second hot air box 6, sequentially enters a third hot air box 8 and a fourth hot air box 9 for hot air shaping, and finally is rolled and cut into a finished product, wherein the temperature of the first hot air box is 130-180 ℃, the temperature of the second hot air box is 150-200 ℃, the temperature of the third hot air box is 130-160 ℃, and the temperature of the fourth hot air box is 100-120 ℃.
Example 2:
the abrasive brush wire comprises the following components in parts by weight: 70 parts of nylon resin (nylon 610), 30 parts of abrasive sand (SiC with the granularity range of 100-1000 meshes) and 0.5 part of nucleating agent (silicon dioxide), wherein the nylon resin is dried, and the abrasive sand is soaked by the coupling agent (titanate coupling agent) and then is dried.
The preparation method of the abrasive brush wire comprises the following steps:
s1: treatment of raw materials: drying the nylon resin at 90 ℃ for 8 hours; carrying out infiltration treatment on the abrasive sand by using a coupling agent, and then drying;
s2: fully and uniformly mixing 70 parts of nylon resin (nylon 610) dried in the step S1 with 0.25 part of nucleating agent (silicon dioxide) to obtain a raw material substance; fully and uniformly mixing 30 parts of abrasive sand (SiC with the granularity range of 100-1000 meshes) treated by the coupling agent (titanate coupling agent) in the step S1 with 0.25 part of nucleating agent (silicon dioxide) to obtain an abrasive substance;
s3: respectively injecting the raw material substance and the abrasive substance obtained in the step S2 into a first feed hopper 11 and a second feed hopper 12 of a double-screw extruder 1 by adopting a separate and independent feeding method, wherein the raw material substance enters a charging barrel 13 through the first feed hopper 11, is extruded, plasticized and melted and then is conveyed to the second feed hopper 12 through a double screw 14, and the abrasive substance enters the charging barrel 13 from the second feed hopper 12 and then is mixed, plasticized, extruded and spun with the raw material substance;
s4: the monofilament sprayed out in the step S3 enters a water tank 2 for cooling and shaping, enters a first drafting machine 3 for stretching, enters a second drafting machine 5 for stretching after being baked in a first hot air box 4, enters a third drafting machine 7 for stretching after being baked in a second hot air box 6, sequentially enters a third hot air box 8 and a fourth hot air box 9 for hot air shaping, and finally is rolled and cut into a finished product, wherein the temperature of the first hot air box is 130-180 ℃, the temperature of the second hot air box is 150-200 ℃, the temperature of the third hot air box is 130-160 ℃, and the temperature of the fourth hot air box is 100-120 ℃.
Example 3:
the abrasive brush wire comprises the following components in parts by weight: 80 parts of nylon resin (nylon 1010), 35 parts of abrasive sand (diamond with the granularity range of 100-1000 meshes) and 0.6 part of nucleating agent (graphite), wherein the nylon resin is dried, and the abrasive sand is soaked by a coupling agent (silane coupling agent) and then dried.
The preparation method of the abrasive brush wire comprises the following steps:
s1: treatment of raw materials: drying the nylon resin at 90 ℃ for 8 hours; carrying out infiltration treatment on the abrasive sand by using a coupling agent, and then drying;
s2: fully and uniformly mixing 80 parts of nylon resin (nylon 1010) dried in the step S1 and 0.3 part of nucleating agent (graphite) to obtain a raw material substance; fully and uniformly mixing 35 parts of abrasive sand (diamond with the granularity range of 100-1000 meshes) treated by the coupling agent (silane coupling agent) in the step S1 and 0.3 part of nucleating agent (graphite) to obtain an abrasive substance;
s3: respectively injecting the raw material substance and the abrasive substance obtained in the step S2 into a first feed hopper 11 and a second feed hopper 12 of a double-screw extruder 1 by adopting a separate and independent feeding method, wherein the raw material substance enters a charging barrel 13 through the first feed hopper 11, is extruded, plasticized and melted and then is conveyed to the second feed hopper 12 through a double screw 14, and the abrasive substance enters the charging barrel 13 from the second feed hopper 12 and then is mixed, plasticized, extruded and spun with the raw material substance;
s4: the monofilament sprayed out in the step S3 enters a water tank 2 for cooling and shaping, enters a first drafting machine 3 for stretching, enters a second drafting machine 5 for stretching after being baked in a first hot air box 4, enters a third drafting machine 7 for stretching after being baked in a second hot air box 6, sequentially enters a third hot air box 8 and a fourth hot air box 9 for hot air shaping, and finally is rolled and cut into a finished product, wherein the temperature of the first hot air box is 130-180 ℃, the temperature of the second hot air box is 150-200 ℃, the temperature of the third hot air box is 130-160 ℃, and the temperature of the fourth hot air box is 100-120 ℃.
Comparing examples 1-3 with commercially available abrasive brush filaments, it was observed that the brush filaments obtained in examples 1-3 had a more uniform distribution of the abrasive grit in the nylon resin, particularly the brush filaments obtained in example 2 had a uniform distribution of the abrasive grit in the nylon resin (see FIG. 3); the brush filaments obtained in example 2 are shown (top) in fig. 3, and the commercial abrasive brush filaments are shown (bottom) in fig. 3.
The abrasive brush wire and the preparation method thereof have the advantages that the composition of the abrasive brush wire is simple, the preparation process is simple, and the actual application value is realized; the grinding material brush wire obtained by the preparation method has the advantages that the grinding material sand can be uniformly distributed in the nylon resin, and the wear resistance of the grinding material brush wire is greatly improved.
Of course, those skilled in the art will recognize that the above-described embodiments are illustrative only, and not intended to be limiting, and that changes and modifications may be made thereto without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. An abrasive brush wire, characterized in that: the composition comprises the following components in parts by weight: 60-80 parts of nylon resin, 25-35 parts of abrasive sand and 0.4-0.6 part of nucleating agent, wherein the nylon resin is dried, the abrasive sand is soaked by a coupling agent and then dried, and the nucleating agent is one of talcum powder, silicon dioxide or graphite.
2. The abrasive brush wire of claim 1, wherein: the nucleating agent is silicon dioxide.
3. The abrasive brush wire of claim 2, wherein: the abrasive sand is SiC or Al2O3Or diamond, and the particle size range is 100-1000 meshes.
4. The abrasive brush wire of claim 3, wherein: the nylon resin is one of nylon 66, nylon 1010 or nylon 610.
5. The abrasive brush wire of claim 4, wherein: the coupling agent is one of silane coupling agent or titanate coupling agent.
6. A preparation method of the abrasive brush wire is characterized by comprising the following steps: which comprises the following steps:
s1: treatment of raw materials: drying the nylon resin; carrying out infiltration treatment on the abrasive sand by using a coupling agent, and then drying;
s2: fully and uniformly mixing 60-80 parts of nylon resin dried in the step S1 with 0.2-0.3 part of nucleating agent to obtain a raw material substance; fully and uniformly mixing 25-35 parts of the abrasive sand treated by the coupling agent in the step S1 with 0.2-0.3 part of nucleating agent to obtain an abrasive substance;
s3: respectively injecting the raw material substance and the abrasive substance obtained in the step S2 into a first feed hopper and a second feed hopper of a double-screw extruder by adopting a separate and independent feeding method, wherein the raw material substance enters a material barrel through the first feed hopper, is extruded, plasticized and melted and then is conveyed to the second feed hopper through a double screw, and the abrasive substance enters the material barrel from the second feed hopper, is mixed with the raw material substance, is plasticized, extruded and spun;
s4: the monofilaments sprayed out in the step S3 enter a water tank for cooling and shaping, then enter a first drafting machine for stretching, then enter a second drafting machine for stretching after being baked in a first hot air box, enter a third drafting machine for stretching after being baked in a second hot air box, sequentially enter a third hot air box and a fourth hot air box for hot air shaping, and finally are rolled and cut to obtain a finished product.
7. The method for preparing the abrasive brush filaments according to claim 6, wherein: in step S1, the nylon resin is dried at 90 ℃ for 8 hours.
8. The method for preparing the abrasive brush filaments according to claim 6, wherein: in step S4, the temperature of the first hot air box is 130-180 ℃, the temperature of the second hot air box is 150-200 ℃, the temperature of the third hot air box is 130-160 ℃, and the temperature of the fourth hot air box is 100-120 ℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110224382.6A CN112941658A (en) | 2021-02-27 | 2021-02-27 | Abrasive brush wire and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110224382.6A CN112941658A (en) | 2021-02-27 | 2021-02-27 | Abrasive brush wire and preparation method thereof |
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| CN112941658A true CN112941658A (en) | 2021-06-11 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113878916A (en) * | 2021-10-18 | 2022-01-04 | 鹿邑县欧曼资化妆用具有限公司 | Production method of novel degradable brush filaments |
| CN114318559A (en) * | 2022-01-07 | 2022-04-12 | 广东永锐实业有限公司 | Preparation method and application of nylon yarn on-line humidification |
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| CN1916247A (en) * | 2005-08-18 | 2007-02-21 | 陈耀华 | Method for manufacturing grinding material of nylon brush thread, and extrusion equipment |
| CN103892569A (en) * | 2012-12-28 | 2014-07-02 | 杜邦兴达（无锡）单丝有限公司 | Brush wire, manufacturing method thereof and application thereof |
| CN110714235A (en) * | 2019-10-08 | 2020-01-21 | 徐州黑白龙工程尼龙有限公司 | Nylon brush wire product and manufacturing method thereof |
| CN111101228A (en) * | 2019-12-19 | 2020-05-05 | 安徽诚德刷业有限公司 | High-strength environmental sanitation brush wire and processing technology thereof |
| CN111269564A (en) * | 2018-12-04 | 2020-06-12 | 上海凯赛生物技术股份有限公司 | Polyamide 5X abrasive wire and preparation method and application thereof |
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2021
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1916247A (en) * | 2005-08-18 | 2007-02-21 | 陈耀华 | Method for manufacturing grinding material of nylon brush thread, and extrusion equipment |
| CN103892569A (en) * | 2012-12-28 | 2014-07-02 | 杜邦兴达（无锡）单丝有限公司 | Brush wire, manufacturing method thereof and application thereof |
| CN111269564A (en) * | 2018-12-04 | 2020-06-12 | 上海凯赛生物技术股份有限公司 | Polyamide 5X abrasive wire and preparation method and application thereof |
| CN110714235A (en) * | 2019-10-08 | 2020-01-21 | 徐州黑白龙工程尼龙有限公司 | Nylon brush wire product and manufacturing method thereof |
| CN111101228A (en) * | 2019-12-19 | 2020-05-05 | 安徽诚德刷业有限公司 | High-strength environmental sanitation brush wire and processing technology thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113878916A (en) * | 2021-10-18 | 2022-01-04 | 鹿邑县欧曼资化妆用具有限公司 | Production method of novel degradable brush filaments |
| CN114318559A (en) * | 2022-01-07 | 2022-04-12 | 广东永锐实业有限公司 | Preparation method and application of nylon yarn on-line humidification |
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Application publication date: 20210611 |