CN103510326A - Draw-off godet and manufacturing method thereof - Google Patents
Draw-off godet and manufacturing method thereof Download PDFInfo
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- CN103510326A CN103510326A CN201210313184.8A CN201210313184A CN103510326A CN 103510326 A CN103510326 A CN 103510326A CN 201210313184 A CN201210313184 A CN 201210313184A CN 103510326 A CN103510326 A CN 103510326A
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Abstract
The invention discloses a draw-off godet and a manufacturing method thereof. A combined mirror surface layer is arranged on the surface of the draw-off godet, and the combined mirror surface layer is formed by a base layer, a function layer and a running-in layer from inside to outside in sequence. The manufacturing method comprises the following steps of carrying out pretreatment on the surface of the draw-off godet to remove oiliness on the surface, carrying out ultrasonic surface treatment and chemical oiliness removal, carrying out surface activating treatment, using pure water for cleaning, plating phosphorous nickel phosphorous alloy in a chemical mode to form the base layer, depositing nickel phosphorous-silicon carbide particles on the surface of the phosphorous nickel phosphorous based coating to form the function layer, depositing nickel phosphorous alloy on the surface of the function layer to form the running-in layer, and then carrying out final treatment. By means of the technical scheme, three chemical plated layers coat the surface of the draw-off godet, the wear-resistance of the draw-off godet is increased, and the maintaining cost of equipment is reduced.
Description
Technical field
The invention belongs to artificial fibre mechanical manufacturing field, more particularly, the present invention relates to a kind of draw-off godet and preparation method thereof.
Background technology
Draw-off godet is one of Sizing machines parts, the draw-off godet of prior art is to adopt ceramic coated its surface attachment one deck black pottery coating that makes of Iron Casting Surface, spraying method is laser spraying, adopts physics polishing after spraying, and the draw-off godet that this technique is manufactured is short service life, be generally 5～8 months, black pottery coating just occurs that wearing and tearing even come off, once come off, draw-off godet just must be changed, the normal use of guarantee equipment, has strengthened the cost of user's service equipment.
Summary of the invention
Problem to be solved by this invention is to provide a kind of draw-off godet that reduces cost of equipment maintenance and preparation method thereof.
To achieve these goals, the technical scheme that the present invention takes is: a kind of draw-off godet providing, its surface is provided with composite mirrors surface layer.
Preferably, composite mirrors surface layer forms by three layers, is followed successively by from inside to outside basic unit, functional layer and the layer that comes across.
Preferably, basic unit is middle phosphorus nickel phosphorus base coating, and thickness is 5～8 μ m.
Preferably, basic unit's phosphorus content is weight percentage 5～8%.
Preferably, functional layer is nickel phosphorus-carbonization silica microparticle composite coating, and thickness is 20～400 μ m.
Preferably, the layer that comes across is for coat of silicon carbide, and thickness is 5～8 μ m.
The preparation method of draw-off godet, comprises the steps:
(1) draw-off godet surface preparation, surface degreasing;
(2) ultrasonic surface treatment;
(3) under plating piece normal temperature, running water cleans plating piece;
(4) plating piece surface activation process, adopts the Hcl solution of 20～30% concentration, and the processing time is 30～60s;
(5) chemical plating, phosphorus nickel-phosphorus alloy in plating piece surface deposition, forms basic unit;
(6), at phosphorus nickel phosphorus base coating surface nickel deposited phosphorus-silicon-carbide particles, form functional layer;
(7), at functional layer surface deposition nickel-phosphorus alloy, form the layer that comes across;
(8) washing, passivation, washing, heat treatment.
Preferably, ultrasonic surface treatment is processed in the Hcl of 60～80g/L solution, 60～70 ℃ for the treatment of temperatures, processing time 3～5min.
Preferably, pure water purity >=1M Ω.
Preferably, 310～330 ℃ of heat treated treatment temperatures, the processing time is 2～4 hours, adopts nitrogen protection.
In cast(ing) surface coating one deck, after phosphorus nickel phosphorus base coating and nickel phosphorus-silicon-carbide particles composite coating, because nickel phosphorus-silicon-carbide particles are larger, surface produces small male and fomale(M&F), for eliminating this phenomenon, by chemical nickel plating, nickel phosphorus-silicon-carbide particles are coated, make cast(ing) surface generate hair minute surface.
Adopt technical scheme of the present invention, draw-off godet surface adopts the method for chemical deposition to apply three layers of chemical deposit, increased its ABRASION RESISTANCE, prior art is to adopt laser spraying black pottery coating, this mode applies black pottery coating service life is 5～8 months, and coating of the present invention is approximately more than 12 months service life, greatly improved unit service life, reduced cost of equipment maintenance; The black pottery coating layer thickness of prior art is 50～80 μ m, coating layer thickness of the present invention can increase according to service life, be generally 30～500 μ m, and black pottery coating layer thickness increases, be difficult to change service time, the chemical deposit that the method for chemical deposition of the present invention applies, reaches certain thickness, can make draw-off godet need not change in a life cycle of equipment; Specular layer of the present invention is to utilize chemical industry solutions to be deposited on the lip-deep of metal casting, the deformation of having avoided metal casting to produce in process, once specular layer is impaired, its surperficial coating can be removed, cast(ing) surface again applies specular layer that one deck is new and can be used as new accessory and use, and reduced the cost that user purchases accessory.
Accompanying drawing explanation
Below the expressed content of each width accompanying drawing of this description and the mark in figure are briefly described:
Fig. 1 is the cutaway view of a kind of draw-off godet of the present invention.
In figure, be labeled as: 1, draw-off godet; 2, basic unit; 3, functional layer; 4, the layer that comes across.
The specific embodiment
Contrast accompanying drawing below, by the description to embodiment, to the specific embodiment of the present invention as the effect of the mutual alignment between the shape of each related member, structure, each several part and annexation, each several part and operation principle, manufacturing technique and operation using method etc., be described in further detail, to help those skilled in the art to have more complete, accurate and deep understanding to inventive concept of the present invention, technical scheme.
Fig. 1 is the cutaway view of a kind of draw-off godet of the present invention, a kind of draw-off godet of the present invention as shown in the figure, and the surface of draw-off godet 1 is provided with composite mirrors surface layer; Composite mirrors surface layer forms by three layers, is followed successively by from inside to outside basic unit 2, functional layer 3 and comes across layer 4; Basic unit 2 is middle phosphorus nickel phosphorus base coating, and thickness is 5～8 μ m, and phosphorus content is weight percentage 5～8%; Functional layer 3 is middle phosphorus nickel phosphorus base coating, and thickness is 20～400 μ m; Come across layer 4 for coat of silicon carbide, and thickness is 5～8 μ m.
The preparation method of draw-off godet 1, comprises the steps:
(1) draw-off godet surface preparation, surface degreasing;
(2) ultrasonic surface treatment is processed in the Hcl of 80g/L solution, 70 ℃ for the treatment of temperatures, processing time 3min, electrochemical deoiling;
(3) under normal temperature, running water cleans plating piece;
(4) plating piece surface activation process, adopts the Hcl solution of 20% concentration, and the processing time is 60s, then uses the pure water of purity >=1M Ω to clean;
(5) chemical plating, phosphorus nickel-phosphorus alloy in plating piece surface deposition, forms basic unit;
(6), at phosphorus nickel phosphorus base coating surface nickel deposited phosphorus-silicon-carbide particles, form functional layer;
(7), at functional layer surface deposition nickel-phosphorus alloy, form the layer that comes across;
(8) pure water cleans plating piece surface, passivation; Then use the pure water of purity >=1M Ω to clean plating piece, then, at 330 ℃ of temperature, adopt nitrogen protection to heat-treat, the processing time is 2 hours.
The surface recombination specular layer thickness of draw-off godet 1: basic unit's 2 thickness are 8 μ m, and functional layer 3 thickness are 400 μ m, layer 4 thickness that come across are 8 μ m.
The preparation method of draw-off godet 1, comprises the steps:
(1) draw-off godet surface preparation, surface degreasing;
(2) ultrasonic surface treatment is processed in the Hcl of 60g/L solution, 60 ℃ for the treatment of temperatures, processing time 5min, electrochemical deoiling;
(3) under normal temperature, running water cleans plating piece;
(4) plating piece surface activation process, adopts the Hcl solution of 30% concentration, and the processing time is 30s, then uses the pure water of purity >=1M Ω to clean;
(5) chemical plating, phosphorus nickel-phosphorus alloy in plating piece surface deposition, forms basic unit;
(6), at phosphorus nickel phosphorus base coating surface nickel deposited phosphorus-silicon-carbide particles, form functional layer;
(7), at functional layer surface deposition nickel-phosphorus alloy, form the layer that comes across;
(8) pure water cleans plating piece surface, passivation; Then use the pure water of purity >=1M Ω to clean plating piece, then, at 310 ℃ of temperature, adopt nitrogen protection to heat-treat, the processing time is 4 hours.
The surface recombination specular layer thickness of draw-off godet 1: basic unit's 2 thickness are 5 μ m, and functional layer 3 thickness are 200 μ m, layer 4 thickness that come across are 5 μ m.
Contrast test
| |
|
Black pottery coating | |
| Thickness (μ m) | 416 | 210 | 80 |
| Service time (moon) | 24 | 18 | 6 |
| The degree of wear | Without obvious polishing scratch | Without obvious polishing scratch | Polishing scratch is obvious, changes |
Adopt technical scheme of the present invention, draw-off godet surface adopts the method for chemical deposition to apply three layers of chemical deposit, increased its ABRASION RESISTANCE, prior art is to adopt laser spraying black pottery coating, this mode applies black pottery coating service life is 5～8 months, and coating of the present invention is approximately more than 12 months service life, greatly improved unit service life, reduced cost of equipment maintenance; The black pottery coating layer thickness of prior art is 50～80 μ m, coating layer thickness of the present invention can increase according to service life, be generally 30～500 μ m, and black pottery coating layer thickness increases, be difficult to change service time, the chemical deposit that the method for chemical deposition of the present invention applies, reaches certain thickness, can make draw-off godet need not change in a life cycle of equipment; Specular layer of the present invention is to utilize chemical industry solutions to be deposited on the lip-deep of metal casting, the deformation of having avoided metal casting to produce in process, once specular layer is impaired, its surperficial coating can be removed, cast(ing) surface again applies specular layer that one deck is new and can be used as new accessory and use, and reduced the cost that user purchases accessory.
By reference to the accompanying drawings the present invention is exemplarily described above; obviously specific implementation of the present invention is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present invention design and technical scheme carry out; or without improving, design of the present invention and technical scheme are directly applied to other occasion, all within protection scope of the present invention.
Claims (10)
1. a draw-off godet, is characterized in that: draw-off godet surface is provided with composite mirrors surface layer.
2. according to a kind of draw-off godet claimed in claim 1, it is characterized in that: described composite mirrors surface layer forms by three layers, be followed successively by from inside to outside basic unit, functional layer and the layer that comes across.
3. according to a kind of draw-off godet claimed in claim 2, it is characterized in that: described basic unit is nickel-phosphorus alloy coating, thickness is 5～8 μ m.
4. according to a kind of draw-off godet claimed in claim 3, it is characterized in that: described nickel-phosphorus alloy phosphorus content is weight percentage 5～8%.
5. according to a kind of draw-off godet claimed in claim 2, it is characterized in that: described functional layer is nickel phosphorus-silicon-carbide particles composite coatings, and thickness is 20～400 μ m.
6. according to a kind of draw-off godet claimed in claim 2, it is characterized in that: the described layer that comes across is for nickel-phosphorus alloy coating, and nickel-phosphorus alloy phosphorus content is weight percentage 5～8%, and thickness is 5～8 μ m.
7. a preparation method for the draw-off godet described in the power of making 1～6, is characterized in that: comprise the steps:
(1) draw-off godet surface preparation, surface degreasing;
(2) ultrasonic surface treatment, electrochemical deoiling;
(3) under plating piece normal temperature, running water cleans plating piece;
(4) plating piece surface activation process, adopts the Hcl solution of 20～30% concentration, and the processing time is 30～60s, then uses pure water to clean;
(5) chemical plating, phosphorus nickel-phosphorus alloy in plating piece surface deposition, forms basic unit;
(6), at phosphorus nickel phosphorus base coating surface nickel deposited phosphorus-silicon-carbide particles, form functional layer;
(7), at functional layer surface deposition nickel-phosphorus alloy, form the layer that comes across;
(8) pure water cleans plating piece surface, passivation; Then pure water cleans, heat treatment.
8. according to the preparation method of a kind of draw-off godet claimed in claim 7, it is characterized in that: described ultrasonic surface treatment, in the Hcl of 60～80g/L solution, process 60～70 ℃ for the treatment of temperatures, processing time 3～5min.
9. according to the preparation method of a kind of draw-off godet claimed in claim 7, it is characterized in that: described pure water purity >=1M Ω.
10. according to the preparation method of a kind of draw-off godet claimed in claim 7, it is characterized in that: 310～330 ℃ of described heat treated treatment temperatures, the processing time is 2～4 hours, adopts nitrogen protection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210313184.8A CN103510326B (en) | 2012-08-30 | 2012-08-30 | A kind of draw-off godet and preparation method thereof |
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| CN201210313184.8A CN103510326B (en) | 2012-08-30 | 2012-08-30 | A kind of draw-off godet and preparation method thereof |
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Cited By (3)
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| CN104073997A (en) * | 2014-07-09 | 2014-10-01 | 高满珍 | Multi-turning filament guiding piece of embroidery machine |
| CN107097429A (en) * | 2017-06-29 | 2017-08-29 | 芜湖海成科技有限公司 | It is a kind of for focusing high-frequency welding head of welding automobile stamping workpiece and preparation method thereof |
| CN107119355A (en) * | 2017-06-29 | 2017-09-01 | 芜湖海成科技有限公司 | One kind spinning gear ring and its production technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104073997A (en) * | 2014-07-09 | 2014-10-01 | 高满珍 | Multi-turning filament guiding piece of embroidery machine |
| CN104073997B (en) * | 2014-07-09 | 2015-10-28 | 高满珍 | Embroidery machine multi-steering seal wire part |
| CN107097429A (en) * | 2017-06-29 | 2017-08-29 | 芜湖海成科技有限公司 | It is a kind of for focusing high-frequency welding head of welding automobile stamping workpiece and preparation method thereof |
| CN107119355A (en) * | 2017-06-29 | 2017-09-01 | 芜湖海成科技有限公司 | One kind spinning gear ring and its production technology |
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| CN103510326B (en) | 2015-09-02 |
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