CN102978757A - High-performance traction lower roller - Google Patents
High-performance traction lower roller Download PDFInfo
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- CN102978757A CN102978757A CN2012105057308A CN201210505730A CN102978757A CN 102978757 A CN102978757 A CN 102978757A CN 2012105057308 A CN2012105057308 A CN 2012105057308A CN 201210505730 A CN201210505730 A CN 201210505730A CN 102978757 A CN102978757 A CN 102978757A
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- bottom roll
- lower roller
- bronze alloy
- acid bronze
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Abstract
The invention provides a high-performance traction lower roller. The lower roller comprises a plain shaft substrate, wherein groove structures are formed at equal intervals in the surface of the plain shaft substrate, and are formed by rolling; the lower roller is made of 45 steel; a layer of copper-based alloy is sprayed onto the surface of each groove structure; and the copper-based alloy mainly comprises the following components in percentage by weight: 45-55 percent of Cu, 3-8 percent of Mn, 8-13 percent of Ni, 20-25 percent of Zn, 10-15 percent of Pb and 1-2 percent of Ti. The high-performance traction lower roller disclosed by the invention is reasonable in structural design; copper-based alloy coatings are formed on the surfaces of the groove structures, so that the wear resistance and corrosion resistance of the groove structures are improved effectively, the service performance of the traction lower roller is more perfect, and the service life of the traction lower roller is prolonged; and meanwhile, the uniformity and surface quality of dragged yarn strips are optimized effectively, and the fluctuation of the yarn strips is reduced.
Description
Technical field
The present invention relates to a kind of traction bottom roll, relate in particular to a kind of wear-resisting, the exsertile high-performance traction of corrosion resistance bottom roll, belong to the textile workpiece technical field.
Background technology
Traction bottom roll on the weaving loom is comprised of groove structure and the link that optical axis, interval arrange.Groove structure and the roller on the top roller on the traction bottom roll form jaw, play the effect that grips and draw yarn.Material selection 45 steel or 20 carburizing steel of common traction bottom roll because the traction bottom roll exposes in air, very easily are corroded; It is larger to draw simultaneously between groove structure on the bottom roll and the roller frictional force, and the easy blunt of profile of tooth on the groove structure has reduced the service life of traction bottom roll, and aggravated the fluctuation of ribbon in the fabrication processes, affects the uniformity and the surface quality of yarn count.
In the existing technology, the improvement of drawing the bottom roll surface property is only limited to the anti-corrosion elements such as chromium plating, Pot metal, when strengthening corrosion resistance, can not take into account ABRASION RESISTANCE, the practicality of traction bottom roll is restricted; Simultaneously, the modification method cost is higher, and preparation section is complicated, is unsuitable for batch production.
Summary of the invention
For the demand, the invention provides a kind of high-performance traction bottom roll, this traction bottom roll reasonable in design at its groove structure surface spraying one deck acid bronze alloy, has effectively promoted ABRASION RESISTANCE and the corrosion resistance of groove structure.
The present invention is a kind of high-performance traction bottom roll, this bottom roll comprises an optical axis matrix, at the optical axis matrix surface groove structure is set equidistantly, rolling the forming of described groove structure roll extrusion, described bottom roll material selection 45 steel, at surface spraying one deck acid bronze alloy of its groove structure, the main component of described acid bronze alloy and percentage composition thereof are: Cu 45%-55%, Mn 3%-8%, Ni 8%-13%, Zn 20%-25%, Pb 10%-15% and Ti 1%-2%.
In a preferred embodiment of the present invention, the main component of described acid bronze alloy and percentage composition thereof are: Cu 46%-50%, Mn 4%-6%, Ni 10%-12%, Zn 20%-22%, Pb 10%-12% and Ti 1%-1.5%.
In a preferred embodiment of the present invention, the coating processes that described acid bronze alloy adopts is plasma spray coating process.
In a preferred embodiment of the present invention, each component in the described acid bronze alloy raw material is micro mist, and the granularity behind the grinding batch mixing is not less than 400 orders.
In a preferred embodiment of the present invention, the thickness of described acid bronze alloy coating is about 8-10um.
The present invention has disclosed a kind of high-performance traction bottom roll, this traction bottom roll reasonable in design in the acid bronze alloy coating that its groove structure surface is set up, has effectively promoted ABRASION RESISTANCE and the corrosion resistance of groove structure, make the serviceability of traction bottom roll better, service life is more lasting; Simultaneously, effectively optimize the uniformity and the surface quality of the yarn bar that draws, reduced the fluctuation of yarn bar.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments:
Fig. 1 is embodiment of the invention high-performance traction bottom roll structural representation;
The mark of each parts is as follows in the accompanying drawing: 1, optical axis matrix, 2, groove structure.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
Fig. 1 is embodiment of the invention high-performance traction bottom roll structural representation; This bottom roll comprises an optical axis matrix 1, on optical axis matrix 1 surface groove structure 2 is set equidistantly, rolling the forming of described groove structure 2 roll extrusion, described bottom roll material selection 45 steel, at surface spraying one deck acid bronze alloy of its groove structure 2, the main component of described acid bronze alloy and percentage composition thereof are: Cu 45%-55%, Mn 3%-8%, Ni 8%-13%, Zn 20%-25%, Pb 10%-15% and Ti 1%-2%.
Main component and the percentage composition thereof of the acid bronze alloy of the high-performance traction bottom roll of mentioning among the present invention are: Cu 46%-50%, Mn 4%-6%, Ni 10%-12%, Zn 20%-22%, Pb 10%-12% and Ti 1%-1.5%; Each component in the acid bronze alloy raw material is micro mist, and the granularity behind the grinding batch mixing is not less than 400 orders.
The coating processes that acid bronze alloy adopts is plasma spray coating process; Need carry out the spray-coating surface preliminary treatment before spraying, pretreating process mainly comprises: surface cleaning processing, surface coarsening processing and substrate preheating etc.; Surface cleaning is processed can select Ultrasonic Cleaning, and this cleaning way efficient is high, and the surface clean quality is high, is used for removing the greasy dirt at various dead angles; Surface coarsening is treated to blasting treatment, and the sand material is selected brown corundum No. 16, and blasting pressure is 3-4MPa, and the time is about 2-3 minute, is used for removing the burr of surface of the work; Substrate preheating carries out in the monoblock type heating furnace, and preheat temperature is controlled at 200 ℃-250 ℃; In the thermal spraying implementation process, electric current is set to 500A, and voltage is set to 35V, and protective gas is selected Ar gas, and pressure is controlled at 0.35-0.4MPa, and powder feed rate is 2-2.5g/min, and spray distance is 80mm, and spray angle is 45 °; Under high pressure draught drove, the acid bronze alloy micro mist of molten condition was ejected into the surface of groove structure 2 with the speed of 300m/s, and formed alloy coat; The thickness that is cooled to the acid bronze alloy coating after the room temperature is about 8-10um, and density is more than 96%.
The present invention has disclosed a kind of high-performance traction bottom roll, be characterized in: this traction bottom roll reasonable in design, the acid bronze alloy coating of setting up on its groove structure surface, ABRASION RESISTANCE and the corrosion resistance of groove structure have effectively been promoted, make the serviceability of traction bottom roll better, service life is more lasting; Simultaneously, effectively optimize the uniformity and the surface quality of the yarn bar that draws, reduced the fluctuation of yarn bar.
The above; it only is the specific embodiment of the present invention; but protection scope of the present invention is not limited to this; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; variation or the replacement that can expect without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain that claims were limited.
Claims (5)
1. a high-performance is drawn bottom roll, this bottom roll comprises an optical axis matrix, at the optical axis matrix surface groove structure is set equidistantly, it is characterized in that, rolling the forming of described groove structure roll extrusion, described bottom roll material selection 45 steel, at surface spraying one deck acid bronze alloy of its groove structure, the main component of described acid bronze alloy and percentage composition thereof are: Cu 45%-55%, Mn 3%-8%, Ni 8%-13%, Zn 20%-25%, Pb 10%-15% and Ti 1%-2%.
2. ABRASION RESISTANCE according to claim 1 is drawn bottom roll, it is characterized in that the main component of described acid bronze alloy and percentage composition thereof are: Cu 46%-50%, Mn 4%-6%, Ni 10%-12%, Zn 20%-22%, Pb 10%-12% and Ti 1%-1.5%.
3. ABRASION RESISTANCE traction bottom roll according to claim 1 is characterized in that the coating processes that described acid bronze alloy adopts is plasma spray coating process.
4. ABRASION RESISTANCE traction bottom roll according to claim 1 is characterized in that each component in the described acid bronze alloy raw material is micro mist, and the granularity behind the grinding batch mixing is not less than 400 orders.
5. ABRASION RESISTANCE traction bottom roll according to claim 1 is characterized in that the thickness of described acid bronze alloy coating is about 8-10um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105057308A CN102978757A (en) | 2012-12-03 | 2012-12-03 | High-performance traction lower roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012105057308A CN102978757A (en) | 2012-12-03 | 2012-12-03 | High-performance traction lower roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102978757A true CN102978757A (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012105057308A Pending CN102978757A (en) | 2012-12-03 | 2012-12-03 | High-performance traction lower roller |
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| CN (1) | CN102978757A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469386A (en) * | 2013-09-13 | 2013-12-25 | 常熟市建华织造有限责任公司 | Preparation method of practical traction bottom roll |
| CN103484994A (en) * | 2013-09-13 | 2014-01-01 | 常熟市建华织造有限责任公司 | Practical pulling bottom roller |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204373A (en) * | 1995-12-21 | 1999-01-06 | 尤若弗莱姆有限公司 | Friction body and method for producing the same |
| CN1431336A (en) * | 2003-01-17 | 2003-07-23 | 西安交通大学 | Method for preparing nickel based self fluxing alloy coat on substrate of copper or copper alloy |
| CN1506476A (en) * | 2002-11-29 | 2004-06-23 | 日矿金属加工株式会社 | Copper alloy |
| CN101168872A (en) * | 2007-11-28 | 2008-04-30 | 常州市同和纺织机械制造有限公司 | Groove tooth-shape structure for drafting lower roller |
| CN201864828U (en) * | 2010-11-25 | 2011-06-15 | 江阴市东杰纺机专件有限公司 | Chrome-plated roller |
-
2012
- 2012-12-03 CN CN2012105057308A patent/CN102978757A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1204373A (en) * | 1995-12-21 | 1999-01-06 | 尤若弗莱姆有限公司 | Friction body and method for producing the same |
| CN1506476A (en) * | 2002-11-29 | 2004-06-23 | 日矿金属加工株式会社 | Copper alloy |
| CN1431336A (en) * | 2003-01-17 | 2003-07-23 | 西安交通大学 | Method for preparing nickel based self fluxing alloy coat on substrate of copper or copper alloy |
| CN101168872A (en) * | 2007-11-28 | 2008-04-30 | 常州市同和纺织机械制造有限公司 | Groove tooth-shape structure for drafting lower roller |
| CN201864828U (en) * | 2010-11-25 | 2011-06-15 | 江阴市东杰纺机专件有限公司 | Chrome-plated roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103469386A (en) * | 2013-09-13 | 2013-12-25 | 常熟市建华织造有限责任公司 | Preparation method of practical traction bottom roll |
| CN103484994A (en) * | 2013-09-13 | 2014-01-01 | 常熟市建华织造有限责任公司 | Practical pulling bottom roller |
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Application publication date: 20130320 |