CN210856298U

CN210856298U - Copper wire continuous tin plating annealing system for preventing black line oxidation

Info

Publication number: CN210856298U
Application number: CN201921968278.2U
Authority: CN
Inventors: 周伟波
Original assignee: Dongguan Keji Ultra Fine Copper Wire Co Ltd
Current assignee: Dongguan Keji Ultra Fine Copper Wire Co Ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-06-26
Anticipated expiration: 2029-11-14

Abstract

The utility model relates to a continuous tin-plating annealing system of copper line of anti-oxidation black line, including drawing drum, annealing boiler tube, cooling bath, take-up reel, the copper line passes through drawing drum, annealing stove pipe, cooling bath, take-up reel in proper order under a plurality of directive wheel effects and accomplishes continuous tin-plating annealing, still includes steam generator, condenser, vacuum pump, steam generator's the end of giving vent to anger is through pipe connection to annealing stove pipe lower extreme entry, annealing stove pipe upper end entry passes through pipe connection the vacuum pump, vacuum pump connection to the condenser, the condenser liquefaction is got rid of the mouth and is connected to the steam generator water inlet. This scheme fills into steam to annealing stove intraductal to protect the copper line through design a endless steam-liquefaction, can prevent the black line problem that the short duration of copper line in the boiler tube stopped and caused, can also avoid high temperature fusing copper line through steam control temperature balance simultaneously.

Description

Copper wire continuous tin plating annealing system for preventing black line oxidation

Technical Field

The utility model relates to a copper line wire drawing tin-plating field, concretely relates to continuous tin-plating annealing system of copper line of anti-oxidation black line.

Background

The wire drawing machine belongs to the production and preprocessing equipment of metal products such as standard parts and the like, and aims to draw wires or rods which are produced and transported to metal product production enterprises such as standard parts and the like by steel manufacturers through the wire drawing machine, so that the diameters, the roundness, the internal metallographic structure, the surface finish and the straightness of the wires or rods meet the raw material processing requirements required by the production of the metal products such as the standard parts and the like. The copper wire after drawing generally comprises a galvanization annealing process and then is cooled to obtain a finished product.

In the current annealing process, a copper wire generally adopts a continuous annealing process, the copper wire cannot stay in a furnace tube, once the copper wire stays for too long time, the copper wire can be fused at high temperature, and discontinuous local black lines are easy to appear at the same time, so that the quality of the copper wire is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art not enough, provide a continuous tin-plating annealing system of copper line of anti-oxidation black line, fill into steam to the annealing intraductal to protect the copper line through the steam-liquefaction of design a endless, but the black line problem that the short duration of prevention copper line in the boiler tube stopped and caused can also avoid high temperature fusing copper line through steam control temperature balance simultaneously.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a copper line continuous tin-plating annealing system of anti-oxidation black line, includes drawing drum, annealing boiler tube, cooling bath, take-up reel, and the copper line accomplishes continuous tin-plating annealing through drawing drum, annealing stove pipe, cooling bath, take-up reel in proper order under a plurality of directive wheel effects, still includes steam generator, condenser, vacuum pump, steam generator's the end of giving vent to anger is through pipe connection to annealing stove pipe lower extreme entry, the entry of annealing stove pipe upper end passes through pipe connection the vacuum pump, vacuum pump connection to the condenser, condenser liquefaction are got rid of the mouth and are connected to the steam generator water inlet.

This scheme utilization steam generator becomes the high temperature steam that is fit for the copper line annealing with liquefied water, then sends into it in the annealing stove pipe, can mix with high temperature air in the annealing stove pipe, then is taken away by the vacuum pump, becomes high temperature steam through steam generator again after liquefying in the condenser, accomplishes a circulation and supplies with high temperature steam. In the process, high-temperature steam enters the annealing furnace tube to be mixed with high-temperature air and then is pumped away, so that the temperature in the annealing furnace tube is continuously maintained, and meanwhile, the problem of copper wire oxidation black wires can be effectively avoided.

Furthermore, the vacuum pump is a high-temperature-resistant vacuum pump, and the vacuum pump is designed to be suitable for long-time non-stop work.

Further, copper line hole and steam hole have been seted up respectively to the both ends of annealing boiler tube, copper line hole size is greater than the steam hole, and two steam holes are connected to the vacuum pump through pipeline one, and another is connected to steam generator's the end of giving vent to anger, and the purpose that the branch hole set up is pipeline and copper line separation, avoids rubbing each other.

Furthermore, the pipeline that the annealing stove pipe both ends steam hole was drawn forth is parallel with the copper line, designs for parallel structure can effectively avoid copper line and pipeline friction to cause the problem that the flower was scraped on the copper line surface.

Furthermore, the annealing furnace tube is a heat pipe type annealing furnace tube, and the outer wall of the annealing furnace tube is wound with a heating rod.

Furthermore, the steam generator is a continuous multi-section U-shaped pipe, and a heating wire is wound on the outer wall of the U-shaped pipe and covered with a heat insulation protective layer.

Compare with traditional tin-plating annealing system the beneficial effects of the utility model are that:

(1) steam is filled in the annealing furnace tube to control the high temperature in the annealing furnace tube, so that the annealing furnace tube is always maintained at the optimal annealing temperature, and the copper wire is prevented from being fused due to high temperature;

(2) through the addition of high-temperature steam, copper wire oxidation can be effectively avoided or reduced, copper wire oxidation black line is reduced to a certain extent, and copper wire quality is improved.

Drawings

FIG. 1 is a schematic diagram of the system of the present invention;

FIG. 2 is a schematic view of the end face of an annealing furnace tube.

Detailed Description

The technical solution of the present invention is described in further detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following description.

As shown in figure 1, the continuous tin plating annealing system for the copper wire with the anti-oxidation black wire comprises a pay-off reel 1, an annealing furnace tube 2, a cooling pool 3 and a take-up reel 4, wherein the copper wire sequentially passes through the pay-off reel 1, the annealing furnace tube 2, the cooling pool 3 and the take-up reel 4 under the action of a plurality of steering wheels to complete continuous tin plating annealing. In the embodiment, the most common annealing system is adopted, and three steering wheels are designed, namely a steering wheel M1, a steering wheel M2 and a steering wheel M3, wherein the steering wheel M1 is positioned between the pay-off reel 1 and the annealing furnace pipe 2, the steering wheel M2 is positioned in the cooling pool 3, the cooling pool 3 is filled with cooling liquid, and the steering wheel M3 is positioned between the cooling pool 3 and the take-up reel 4. The improvement of this embodiment is that a high-temperature steam circulation system is added to the annealing furnace tube 2, and it should be noted that the steam circulation system of this embodiment is also applicable to furnace tubes of other annealing systems. High temperature steam circulation system includes steam generator 5, condenser 6, vacuum pump 7, and steam generator 5's the end of giving vent to anger is through pipe connection to annealing furnace tube 2 lower extreme entry, and 2 upper end entries of annealing furnace tube are through pipe connection vacuum pump 7, and vacuum pump 7 is connected to

condenser

6, and 6 liquefaction of condenser are got rid of the mouth and are connected to 5 water inlets of steam generator. In the beginning stage of work, liquid water is filled into the steam generator 5 manually, then connection is carried out according to the connection relation, and high-temperature steam temperature control of the steam generator 5 is set manually or by an upper computer, so that the annealing furnace is suitable for annealing of copper wires with different specifications. In the annealing process, high-temperature steam enters from the lower end of the annealing furnace pipe 2 and moves reversely with the copper wire in a pulling and reassuring manner, and is discharged from the upper end of the annealing furnace pipe 2, enters the condenser 6, is liquefied and then enters the steam generator 5 again to generate steam.

As a preferred embodiment, the vacuum pump 7 is a high temperature resistant vacuum pump, and the two ends of the annealing furnace pipe 2 are respectively provided with a copper wire hole 21 and a steam hole 22, and the structure thereof can be referred to fig. 2. The copper wire holes 21 are larger in size than the steam holes 22, and the two steam holes 22 are connected to the vacuum pump 7 through a pipe, one being connected to the air outlet end of the steam generator 5. The pipelines led out from the steam holes 22 at the two ends of the annealing furnace tube 2 are parallel to the copper wire, the annealing furnace tube 2 is a heat pipe type annealing furnace tube, and the outer wall of the annealing furnace tube 2 is wound with a heating rod 8. The steam generator 5 is a continuous multi-section U-shaped pipe, and the outer wall of the U-shaped pipe is wound with heating wires and covered with a heat insulation protective layer.

The foregoing is merely a preferred embodiment of the invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to limit the invention to other embodiments, and to various other combinations, modifications, and environments and may be modified within the scope of the inventive concept as described herein by the teachings or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides a copper line continuous tin-plating annealing system of anti-oxidation black line, includes drawing drum (1), annealing stove pipe (2), cooling bath (3), take-up reel (4), and the copper line passes through drawing drum (1), annealing stove pipe (2), cooling bath (3), take-up reel (4) in proper order under a plurality of directive wheel effects and accomplishes continuous tin-plating annealing, its characterized in that still includes steam generator (5), condenser (6), vacuum pump (7), the end of giving vent to anger of steam generator (5) is connected to through the pipe connection annealing boiler tube (2) lower extreme entry, the entry of annealing boiler tube (2) upper end passes through the pipe connection vacuum pump (7), vacuum pump (7) are connected to condenser (6), condenser (6) liquefaction is got rid of the mouth and is connected to steam generator (5) water inlet.

2. The continuous tin-plating annealing system for the oxidation-black-line-preventive copper wire according to claim 1, characterized in that the vacuum pump (7) is a high-temperature-resistant vacuum pump.

3. The continuous tin-plating annealing system for the copper wire with the anti-oxidation black lines as recited in claim 2, characterized in that two ends of the annealing furnace tube (2) are respectively provided with a copper wire hole (21) and a steam hole (22), the size of the copper wire hole (21) is larger than that of the steam hole (22), one of the two steam holes (22) is connected to the vacuum pump (7) through a pipeline, and the other is connected to the air outlet end of the steam generator (5).

4. The continuous tin-plating annealing system for the copper wire with the anti-oxidation black wire is characterized in that pipelines led out from steam holes (22) at two ends of the annealing furnace tube (2) are parallel to the copper wire.

5. The continuous tin-plating annealing system for the copper wire with the anti-oxidation black wire is characterized in that the annealing furnace tube (2) is a heat tube type annealing furnace tube, and the heating rod (8) is wound on the outer wall of the annealing furnace tube (2).

6. The continuous tin-plating annealing system for the oxidation-black wire copper wire according to any one of claims 1 to 5, characterized in that the steam generator (5) is a continuous multi-section U-shaped tube, and the outer wall of the U-shaped tube is wound with heating wires and covered with a heat-insulating protective layer.