阅读说明：本技术 一种琴弦及其制备方法 (A kind of string and preparation method thereof ) 是由 郑晓明 于 2019-08-30 设计创作，主要内容包括：一种琴弦及其制造方法,包括弦芯和缠绕在弦芯上的缠弦,所述缠弦包括铜线、覆盖在铜线表面的镀银层和覆盖在镀银层外的保护层,所述保护层由油漆和金属粉末混合而成。制造方法包括以下步骤：(1)制作弦芯和缠弦；(2)将缠弦缠绕在弦芯上；缠弦制作工艺步骤为：(1.1)以铜线作为基材；(1.2)在铜线上镀上银层；(1.3)在银层上覆盖保护层,所述保护层由油漆和金属粉末混合调配而成。本发明保证琴弦音色的前提下,能够改变琴弦的颜色。(A kind of string and its manufacturing method, including string core and the overspun wire being wrapped on string core, the overspun wire includes copper wire, the silver coating for being covered on copper line surface and the protective layer being covered on outside silver coating, and the protective layer is mixed by paint and metal powder.Manufacturing method is the following steps are included: (1) production string core and overspun wire；(2) overspun wire is wrapped on string core；Overspun wire manufacturing process steps are as follows: (1.1) using copper wire as substrate；(1.2) silver layer is plated on copper wire；(1.3) protective mulch on silver layer, the protective layer are formed by paint and metal powder mixing preparation.Under the premise of the present invention guarantees string tone color, the color of string can be changed.)

1. a kind of string, including string core and the overspun wire being wrapped on string core, it is characterised in that: the overspun wire includes copper wire, covering Silver coating in copper line surface and the protective layer that is covered on outside silver coating, the protective layer by paint and metal powder mixing and At.

2. a kind of string according to claim 1, it is characterised in that: the string core is the hexagonal steel by calendering formation Core, nylon core or compound silk string core.

3. a kind of string according to claim 1, it is characterised in that: the copper wire material be phosphor bronze, red copper, bronze or Brass.

4. a kind of string according to claim 1, it is characterised in that: the silver coating and protective layer amount to a thickness of 0.01 ~0.1mm.

5. a kind of string according to claim 1, it is characterised in that: the partial size of the metal powder is 1250~3000 Mesh.

6. a kind of string according to claim 1, it is characterised in that: the paint of the protective layer and the proportion of metal powder For 2:1.

7. a kind of string according to claim 1, it is characterised in that: the paint includes high concentrations of toluene diisocyanate and acrylic acid oil Paint.

8. a kind of string according to claim 1, it is characterised in that: the metal powder includes bronze, silver powder, brass powder And bronze powder.

9. a kind of manufacturing method of string, which comprises the following steps:

(1) string core and overspun wire are made；

(2) overspun wire is wrapped on string core；

Overspun wire manufacturing process steps are as follows:

(1.1) using copper wire as substrate；

(1.2) silver layer is plated on copper wire；

(1.3) protective mulch on silver layer, the protective layer are formed by paint and metal powder mixing preparation.

10. a kind of manufacturing method of string according to claim 9, it is characterised in that: the step (1.3) is to having plated The copper wires surface of silver layer carries out the specific process step of coating: wire reeling rack armpit fire, cleaning, air-dries, drying, crosses coating slot, dries It does, cool, take-up.

Technical field

The present invention designs musical instrument fitting, especially a kind of string and preparation method thereof.

Background technique

The production of all musical instrument strings, the same with the string core of string, overspun wire material is also that string makes essential material One of material.Since string wire guitar is born, the overspun wire material that initial period folk pop guitar string uses generally selects brass, blueness The copper materials such as copper, red copper manufacture, so current string is generally based on coppery, with guitar development in pluralism, the money of guitar Formula is also more and more modish, and people are unsatisfactory for the production of people's tradition guitar, and people attempt to assign different colors to guitar, e.g., have Guitar in order to enrich the color of string, can be by spraying method to color on string, although string has a color, but the spray The color layers of painting are easy to fall, and can seriously affect the tone color that string is played, so all the time, the tone color of string and polynary Change color can not and deposit.

Summary of the invention

Technical problem to be solved by the invention is to provide a kind of strings and preparation method thereof, guarantee the premise of string tone color Under, the color of string can be changed.

In order to solve the above technical problems, the technical scheme is that a kind of string, including string core and it is wrapped on string core Overspun wire, the overspun wire includes copper wire, the silver coating for being covered on copper line surface and the protective layer being covered on outside silver coating, the guarantor Sheath is mixed by paint and metal powder.The present invention is in the copper line surface covering silver coating of overspun wire and by paint and metal powder The multipolymer coating of end composition, silver coating and multipolymer coating can play the protection to string, and covering is attached to copper wire One layer of colorful protective film of upper formation completely cuts off oxygen element and protium in air well, allows it cannot be with copper material Learn reaction, prevent the oxidation corrosion of copper material, make string guarantee the quality antioxidant anticorrosive, Anti- tarnishing performance can promote about 20%, string Service life extend about 20-30%；String appearance is beautiful new due to overspun wire material coats the multipolymer of different color The multipolymer of grain husk, multiple types gives string band different colours, on the basis of promoting original tone color, while enriching string Color meets user to color and combines the selection of tone color hobby；The transformation of overspun wire, play feel it is more smooth, it is brisk from So, especially there is more obvious improvement than ordinary strings in terms of playing chord conversion noise reduction.

As an improvement, the string core is to pass through the hexagonal steel core of calendering formation, nylon core or compound silk string core.

As an improvement, the copper wire material is phosphor bronze, red copper, bronze or brass.

As an improvement, the silver coating and protective layer amount to a thickness of 0.01~0.1mm.

As an improvement, the partial size of the metal powder is 1250~3000 mesh.

As an improvement, the paint of the protective layer and the proportion of metal powder are 2:1.

As an improvement, the paint includes high concentrations of toluene diisocyanate and acrylic paint.

As an improvement, the metal powder includes bronze, silver powder, brass powder and bronze powder.

The manufacturing method of string of the present invention:

(1) string core and overspun wire are made；

(2) overspun wire is wrapped on string core；

Overspun wire manufacturing process steps are as follows:

(1.1) using copper wire as substrate；

(1.2) silver layer is plated on copper wire；

(1.3) protective mulch on silver layer, the protective layer are formed by paint and metal powder mixing preparation.

The beneficial effect of the invention compared with the existing technology is:

1, the multipolymer that the present invention covers silver coating and be made of paint and metal powder in the copper line surface of overspun wire Coating, silver coating and multipolymer coating can play the protection to string, and covering is attached to one layer of colorful guarantor of formation on copper wire Cuticula completely cuts off oxygen element and protium in air well, it cannot be chemically reacted with copper material, the oxygen of copper material is prevented Change corrosion, make string guarantee the quality antioxidant anticorrosive, Anti- tarnishing performance can promote about 20%, the service life of string extends about 20- 30%；

2, string appearance is beautiful novel due to overspun wire material coats the multipolymer of different color, multiple types it is polynary Polymer gives string band different colours, on the basis of promoting original tone color, while enriching the color of string, meets user Selection to color and combination tone color hobby；

3, the transformation of overspun wire, play feel it is more smooth, it is brisk naturally, especially play chord conversion noise reduction in terms of ratio Ordinary strings have more obvious improvement.

Detailed description of the invention

Fig. 1 is string schematic diagram.

Fig. 2 is overspun wire cross-sectional view.

Specific embodiment

The invention is further explained in the following combination with the attached drawings of the specification.

As shown in Figure 1, a kind of string, including string core 1 and the overspun wire 2 being spirally wound on string core 1.

The string core 1 is to pass through the hexagonal steel core of calendering formation, nylon core 1 or compound silk string core 1.The present embodiment is selected Hexagonal steel core is as string core 1.

As shown in Fig. 2, the overspun wire 2 includes copper wire 21, is covered on the silver coating 23 on 21 surface of copper wire and is covered on silver-plated Protective layer 22 outside layer 23, the silver coating 23 and protective layer 22 amount to a thickness of 0.01~0.1mm.21 material of copper wire is Phosphor bronze, red copper, bronze or brass in the present embodiment, are based on folk pop guitar string tone color standard requirements, it is necessary to have simple and honest, The bright, characteristic voice rich in penetration power selects phosphor bronze as 21 substrate of copper wire.The protective layer 22 is by paint and metal powder End mixes, and the proportion of the paint of the protective layer 22 and metal powder is 2:1；The metal powder includes bronze, silver Powder, brass powder and bronze powder can select the metal powder with different colours according to required color；The metal powder Partial size is 1250~3000 mesh, and the present invention selects the metal powder of 3000 mesh；The paint includes high concentrations of toluene diisocyanate and acrylic acid Paint.

The manufacturing method of string of the present invention, comprising the following steps:

(1) string core 1 and overspun wire 2 are made；

(2) overspun wire 2 is wrapped on string core 1.

Hexagonal steel core of the present invention passes through calendering formation.

The preprocess method of 21 material of PHOSPHATE BRONZE WIRE: drawing silk, annealing, physical property detection, secondary wire drawing, annealing, take-up, Physical property detection.It is tested by the advanced spectrometer analysis of science, analyzes the various metal ingredient contents of phosphor bronze material, In On the basis of this, a series of technical physical properties (such as hardness, intensity, elongation) are carried out to material and are transformed, and are passed through Technology detection mode controls the variation overall process of transformation material and as a result, essence is produced suitable for the production of mechanical automation overspun wire 2 Phosphor bronze winding material.

Method of the silver layer as background color is plated on phosphor bronze copper wire 21: it is clear that 21 material of PHOSPHATE BRONZE WIRE is first done ultrasonic surface Oil, drying, activation are removed, using positive silver-plating bath, finally makees drying and processing, phosphor bronze plating electroplate layer 23 can be completed Process.

In the method that the phosphor bronze surface for having plated silver layer applies up-protective layer 22: wire reeling rack, cleaning, is air-dried, is dried armpit fire It does, crosses coating slot, dry, cool, take-up.If obtaining the string of different colours, key is to place in coating slot Multipolymer formula；In order to keep multipolymer coating exquisiter, use in a manner of scumbling multilayer, wire rod usually with 25-50 ms/min of speed passes through coating slot, can cross the speed of slot by control wire rod to control coating layer thickness, general coating excessively The road slot 3-8, every one coat of crossing thicken about 0.001mm.

Following table enumerates different paints and metal powder is formulated the string color to be formed:

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String of the present invention and traditional string data comparison:

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