Strip hot tinning air knife device

Abstract

The utility model belongs to the technical field of strip tinning production, and relates to a strip hot tinning air knife device. Comprising a first strip air knife assembly and a second strip air knife assembly, the first strip air knife assembly comprises a first air knife assembly left air knife (1) and a first air knife assembly right air knife (2), and the second strip air knife assembly comprises a second air knife assembly left air knife (3) and a second air knife assembly right air knife (4). Each air knife of the first strip air knife assembly and the second strip air knife assembly is connected with a control part, a strip thickness measuring part is arranged at the position close to the first air knife assembly, and the strip thickness measuring part is connected with the control part. The strip hot tinning air knife device is simple in structure, the thickness of a strip coating can be more accurately controlled in the strip tinning process, it is ensured that the thickness of the strip coating is controlled within a set range, the frequency that the whole roll is scrapped due to the fact that the thickness of the local coating of the strip exceeds the range is reduced, and cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the strip tin plating production technical field, more specifically, relate to a strip hot tinning air knife device. BACKGROUND

[0002] In the process of tin plating production of copper plate and other strips, the strip surface is blown by the air knife in the production process during the hot tinning production process to control the coating thickness. In the prior art, sometimes the coating thickness is too thin or too thick, which cannot be well controlled, and even exceeds the set range value, resulting in that the material cannot meet the requirements and affects the product quality. Even the coating thickness occasionally exceeds the range, resulting in the whole roll of material being scrapped, which increases the cost.

[0003] In the prior art, a copper tin plating device containing an air knife with publication number CN117107182B is disclosed, which relates to the copper wire tin plating technical field and discloses a copper tin plating device containing an air knife, which comprises a support bearing mechanism, a guide folding mechanism is arranged above the support bearing mechanism, a line pressing mechanism and a lever transmission mechanism are movably arranged in the guide folding mechanism, the line pressing mechanism is movably connected with the lever transmission mechanism, and a hydraulic transmission mechanism is arranged at one end of the lever transmission mechanism. The invention can provide air flow between the upper air guide block and the lower air guide block to blow away the excess tin on the surface of the copper wire when the copper wire rises out of the tin water surface, ensuring the uniformity of the tin plating on the surface of the copper wire, avoiding easy breaking of the copper wire, and triggering the line pressing mechanism to reset when the copper wire is blocked and broken, driving the driven line clamping mechanism to act through the transmission of the lever transmission mechanism and the hydraulic transmission mechanism, fixing the copper wire head in time, avoiding the copper wire head from falling into the molten tin furnace, and ensuring uniform and stable tin plating of the copper wire.

[0004] However, this technology does not involve the technical problems and technical solutions of the present application. UTILITY MODEL CONTENT

[0005] The utility model solves the technical problems: in view of the shortage of prior art, provide a kind of structure simple, strip tin plating process can be more accurate control strip coating thickness, ensure that strip coating thickness is controlled in set range, reduce the frequency of occurrence of the problem that whole roll is scrapped because of local coating thickness of strip exceeds range, reduce the cost of strip hot tinning air knife device.

[0006] To solve the above technical problems, the technical scheme adopted by the utility model is as follows:

[0007] The utility model discloses a strip hot tinning air knife device, including strip first air knife subassembly and strip second air knife subassembly, and the first air knife subassembly of strip includes first air knife subassembly left air knife 1 and first air knife subassembly right air knife 2, and the second air knife subassembly of strip includes second air knife subassembly left air knife 3 and second air knife subassembly right air knife 4, and the air knife of each air knife of strip first air knife subassembly and strip second air knife subassembly is connected control part respectively, and the strip thickness measuring part is set up close to the first air knife subassembly position, and the strip thickness measuring part is connected control part, and the strip 5 passes through strip first air knife subassembly and strip second air knife subassembly in proper order.

[0008] The first air knife subassembly left air knife 1 is communicated with the left pressure reducing valve 6 through the pipeline, the left pressure reducing valve 6 is communicated with the air pressure source 11 through the pipeline, the first air knife subassembly right air knife 2 is communicated with the right pressure reducing valve 7 through the pipeline, the right pressure reducing valve 7 is communicated with the air pressure source 11 through the pipeline, and the air pressure source 11 is connected with the control part.

[0009] The second air knife subassembly left air knife 3 is communicated with the left pressure reducing valve 6 through the pipeline, the left pressure reducing valve 6 is communicated with the air pressure source 11 through the pipeline, the second air knife subassembly right air knife 4 is communicated with the right pressure reducing valve 7 through the pipeline, the right pressure reducing valve 7 is communicated with the air pressure source 11 through the pipeline, and the air pressure source 11 is connected with the control part.

[0010] The first air knife subassembly left air knife 1 and the first air knife subassembly right air knife 2 are respectively provided with the air outlet air duct 8, and the air outlet air duct 8 is of a conical structure.

[0011] The second air knife subassembly left air knife 3 and the second air knife subassembly right air knife 4 are respectively provided with the air outlet air duct 8, and the air outlet air duct 8 is of a conical structure.

[0012] The first air knife subassembly left air knife 1 and the first air knife subassembly right air knife 2 are provided with the strip first channel 9, and the second air knife subassembly left air knife 3 and the second air knife subassembly right air knife 4 are provided with the strip second channel 10.

[0013] The strip thickness measuring part is an infrared thickness measuring instrument.

[0014] The first air knife subassembly of strip is located in the front of the second air knife subassembly of strip, or the first air knife subassembly of strip is located below the second air knife subassembly of strip.

[0015] When the first air knife subassembly of strip is located in the front of the second air knife subassembly of strip, the strip 5 is horizontally conveyed from front to back and sequentially passes through the first air knife subassembly of strip and the second air knife subassembly of strip, and when the first air knife subassembly of strip is located below the second air knife subassembly of strip, the strip 5 is vertically conveyed from top to bottom and sequentially passes through the first air knife subassembly of strip and the second air knife subassembly of strip.

[0016] The technical scheme of the utility model has the following working principle and beneficial effects:

[0017] The strip hot tinning air knife device, when the structure is arranged, the strip first air knife assembly and the strip second air knife assembly are arranged, the strip first air knife assembly is located in front of the strip second air knife assembly, or the strip first air knife assembly is located below the strip second air knife assembly, the strip first air knife assembly includes first air knife assembly left air knife 1 and first air knife assembly right air knife 2, and the strip second air duct assembly includes second air knife assembly left air knife 3 and second air knife assembly right air knife 4, after the strip 5 is tinned, the strip 5 passes through the strip first air knife assembly located in the strip second air knife assembly in turn, after the strip 5 passes through the strip first air knife assembly, the strip thickness measuring part measures the thickness of the strip passing through the strip first air knife assembly, and then the coating thickness can be calculated, when the coating thickness meets the production range requirement, the strip second air knife assembly is in a stop state, and blowing is not carried out, when the coating thickness is greater than the production range requirement, the strip second air knife assembly is in a start state, blowing is carried out, and the coating thickness is fine-tuned. In this way, the coating thickness of the strip is as far as possible within the set range, so that the coating thickness accuracy is improved, and the overall quality of the strip is improved. The whole device is automatically controlled through the control part, labor intensity is not increased, and control reliability is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] The content expressed by each drawing of the present specification and the marks in the drawing are briefly described as follows:

[0019] Figure 1 It is the front view structural schematic diagram of the strip hot tinning air knife device of the utility model;

[0020] The marks in the drawing are as follows: 1, first air knife assembly left air knife; 2, first air knife assembly right air knife; 3, second air knife assembly left air knife; 4, second air knife assembly right air knife; 5, strip; 6, left pressure reducing valve; 7, right pressure reducing valve; 8, air outlet air duct; 9, first channel; 10, second channel; 11, air pressure source. DETAILED DESCRIPTION

[0021] The specific embodiments of the utility model are further explained in detail as follows by comparing the drawings and the description of the embodiments, the shape, structure, mutual position and connecting relationship between parts, the action and working principle of each component involved in the specific embodiments of the utility model, and the like are explained:

[0022] As shown in the accompanying Figure 1The utility model discloses a strip hot tinning air knife device, including strip first air knife assembly and strip second air knife assembly, and the strip first air knife assembly includes first air knife assembly left air knife 1 and first air knife assembly right air knife 2, and the strip second air knife assembly includes second air knife assembly left air knife 3 and second air knife assembly right air knife 4, and every air knife of strip first air knife assembly and strip second air knife assembly is connected control part respectively, and the strip thickness measuring part is arranged close to the position of first air knife assembly, and the strip thickness measuring part is connected control part, and the strip 5 passes through strip first air knife assembly and strip second air knife assembly in proper order, the above structure, the technical scheme of improvement is proposed to the deficiency in the prior art, when setting structure, set up strip first air knife assembly and strip second air knife assembly, and the strip first air knife assembly is located in the front of strip second air knife assembly, or, the strip first air knife assembly is located below strip second air knife assembly, and the strip first air knife assembly includes first air knife assembly left air knife 1 and first air knife assembly right air knife 2, and the strip second air knife assembly includes second air knife assembly left air knife 3 and second air knife assembly right air knife 4, after the strip 5 tinning, the strip 5 passes through strip first air knife assembly and is located in strip second air knife assembly, after the strip 5 passes through strip first air knife assembly, the strip thickness measuring part measures the strip thickness that passes through strip first air knife assembly, and then the coating thickness can be calculated, when the coating thickness meets the production range requirement, then the strip second air knife assembly is in the stop state, and will not blow, when the coating thickness is greater than the production range requirement, then the strip second air knife assembly is in the start state, and blows, and the coating thickness is fine-tuned, like this, make the coating thickness of strip as far as possible in the set range, thereby improve the coating thickness accuracy, improve the overall quality of strip, and the whole device realizes the automatic control through control part, does not increase the labor intensity, and guarantees the control reliability simultaneously, the strip hot tinning air knife device, simple structure, can control the strip coating thickness more accurately during the strip tinning process, guarantee the strip coating thickness control in the set range, reduce the problem frequency that the whole roll is scrapped because the local coating thickness of strip exceeds the range, and reduce the cost.

[0023] The first air knife assembly left air knife 1 is communicated with the left pressure reducing valve 6 through the pipeline, the left pressure reducing valve 6 is communicated with the gas pressure source 11 through the pipeline, the first air knife assembly right air knife 2 is communicated with the right pressure reducing valve 7 through the pipeline, the right pressure reducing valve 7 is communicated with the gas pressure source 11 through the pipeline, and the gas pressure source 11 is connected with the control part, the above structure, the gas pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are connected with the control part respectively, and the control part can automatically adjust the gas pressure according to requirements, so as to realize the flexible regulation and control of gas pressure.

[0024] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0025] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0026] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0027] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0028] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0029] The left air knife 3 of the second air knife assembly is connected to the left pressure reducing valve 6 through a pipeline, the left pressure reducing valve 6 is connected to the air pressure source 11 through a pipeline, the right air knife 4 of the second air knife assembly is connected to the right pressure reducing valve 7 through a pipeline, the right pressure reducing valve 7 is connected to the air pressure source 11 through a pipeline, and the air pressure source 11 is connected to the control component. The above structure, the air pressure source continuously supplies pressure gas, the pressure reducing valve adjusts the gas pressure according to the actual demand of the strip, the left pressure reducing valve and the right pressure reducing valve are respectively connected to the control component, and the control component can automatically adjust the gas pressure according to requirements, so that the gas pressure is flexibly adjusted.

[0030] The strip hot tinning air knife device, when the structure is set, the strip first air knife assembly and the strip second air knife assembly are set, the strip first air knife assembly is located in front of the strip second air knife assembly, or, the strip first air knife assembly is located below the strip second air knife assembly, the strip first air knife assembly includes first air knife assembly left air knife 1 and first air knife assembly right air knife 2, and the strip second air duct assembly includes second air knife assembly left air knife 3 and second air knife assembly right air knife 4, after strip 5 is tinned, strip 5 passes through the strip first air knife assembly located in the strip second air knife assembly in sequence, after strip 5 passes through the strip first air knife assembly, the control part controls the strip thickness measuring part to measure the thickness of the strip passing through the strip first air knife assembly, and then the coating thickness can be calculated, when the coating thickness meets the production range requirement, then the strip second air knife assembly is in the stop state, and blowing will not be carried out, when the coating thickness is greater than the production range requirement, then the strip second air knife assembly is in the start state, blowing is carried out, and the coating thickness is fine adjusted. In this way, the coating thickness of the strip is as far as possible within the set range, so that the coating thickness precision is improved, and the overall quality of the strip is improved. And the whole device realizes automatic control through the control part, labor intensity is not increased, and the control reliability is ensured.

[0031] The utility model has been described above in conjunction with the drawings, and obviously, the specific implementation of the utility model is not limited by the above-mentioned mode, as long as various improvements are carried out by adopting the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model is directly applied to other occasions without improvement, and all falls within the protection scope of the utility model.

Claims

1. A strip hot dip tinning air knife arrangement characterised in that: The strip first air knife assembly and the strip second air knife assembly, the strip first air knife assembly includes a first air knife assembly left air knife (1) and a first air knife assembly right air knife (2), the strip second air knife assembly includes a second air knife assembly left air knife (3) and a second air knife assembly right air knife (4), each air knife of the strip first air knife assembly and the strip second air knife assembly is connected with a control component respectively, a strip thickness measuring component is arranged near the first air knife assembly, the strip thickness measuring component is connected with the control component, and the strip (5) sequentially passes through the strip first air knife assembly and the strip second air knife assembly.

2. The strip hot tinning air knife arrangement of claim 1, characterized by: The first air knife assembly left air knife (1) is connected with a left pressure reducing valve (6) through a pipeline, the left pressure reducing valve (6) is connected with an air pressure source (11) through a pipeline, the first air knife assembly right air knife (2) is connected with a right pressure reducing valve (7) through a pipeline, the right pressure reducing valve (7) is connected with the air pressure source (11) through a pipeline, and the air pressure source (11) is connected with the control component.

3. The strip hot tinning air knife arrangement of claim 2, characterized in that: The second air knife assembly left air knife (3) is connected with the left pressure reducing valve (6) through the pipeline, the left pressure reducing valve (6) is connected with the air pressure source (11) through the pipeline, the second air knife assembly right air knife (4) is connected with the right pressure reducing valve (7) through the pipeline, the right pressure reducing valve (7) is connected with the air pressure source (11) through the pipeline, and the air pressure source (11) is connected with the control component.

4. The strip hot tinning air knife arrangement of claim 2, wherein: The first air knife assembly left air knife (1) and the first air knife assembly right air knife (2) are respectively provided with an air outlet air duct (8) in the first air knife assembly left air knife (1) and the first air knife assembly right air knife (2), and the air outlet air duct (8) is a tapered structure.

5. The strip hot tinning air knife arrangement of claim 3, wherein: The second air knife assembly left air knife (3) and the second air knife assembly right air knife (4) are respectively provided with an air outlet air duct (8) in the second air knife assembly left air knife (3) and the second air knife assembly right air knife (4), and the air outlet air duct (8) is a tapered structure.

6. The strip hot tinning air knife arrangement of claim 3, wherein: The first air knife assembly left air knife (1) and the first air knife assembly right air knife (2) are provided with a strip first channel (9) between the first air knife assembly left air knife (1) and the first air knife assembly right air knife (2), and the second air knife assembly left air knife (3) and the second air knife assembly right air knife (4) are provided with a strip second channel (10) between the second air knife assembly left air knife (3) and the second air knife assembly right air knife (4).

7. The strip hot tinning air knife arrangement of claim 1 or 2, characterized by: The strip thickness measuring component is an infrared thickness measuring instrument.

8. The strip hot tinning air knife arrangement of claim 1 or 2, characterized by: The strip first air knife assembly is located in front of the strip second air knife assembly, or the strip first air knife assembly is located below the strip second air knife assembly.

9. The strip hot tinning air knife arrangement of claim 8, wherein: When the strip first air knife assembly is located in front of the strip second air knife assembly, the strip (5) is horizontally conveyed from front to back and sequentially passes through the strip first air knife assembly and the strip second air knife assembly; when the strip first air knife assembly is located below the strip second air knife assembly, the strip (5) is vertically conveyed from top to bottom and sequentially passes through the strip first air knife assembly and the strip second air knife assembly.

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