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A Low Tension Double Traction Enamelling Machine

A stretching, double-drawing technology, applied in the spray booth, conductor/cable insulation, coating, etc., can solve the problems of broken enameled wire, will be broken, thinned, etc., to enhance insulation capacity and reduce travel The effect of wire resistance and small footprint

Active Publication Date: 2022-05-03
TONGLING JINGLONG ELECTRIC MATERIAL
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] like figure 1 As shown, the existing enamelling machine includes a paint applicator a, an oven b, a wire c, a guide wheel d and a traction wheel e; the existing line system of enameled wire production equipment is composed of a traction wheel e at both ends of the oven outlet. It is composed of one or more sets of guide wheels d, the traction wheel e provides the line power (drive wheel), and the guide wheel d is a passive wheel. This combination is simple in structure, easy to control, and can use the passive resistance of the guide wheel d to make The row wire is kept tight and straightened in the oven b to avoid sagging, but this mature structure will thin or even break the enameled wire due to the resistance of the guide wheel c when producing fine wire, especially the metal wire with low tensile strength It is even more difficult to produce normally, especially the aluminum wire in the production of enameled wire is more likely to be stretched, thus being thinned or even broken;
[0004] In addition, in the process of spraying and drying the wires for many times, it is necessary to thread them, fix the head and tail ends of the wires, and then adjust the tightness of the wires. The threading is slow and not convenient enough, and if the wire and the traction wheel e are loose, the traction wheel e cannot drive the wire to rotate. There is no lead wire structure and tension adjustment structure in the existing equipment, and the wire is easily exposed to the outside air. Attached dust affects the quality of the product when it is sprayed with insulating paint;

Method used

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  • A Low Tension Double Traction Enamelling Machine
  • A Low Tension Double Traction Enamelling Machine
  • A Low Tension Double Traction Enamelling Machine

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0038] as Figure 2 As shown in the figure, a low tension double traction enameling machine comprises a painter 1, a rotary encoder, a wire 4 and a drying oven 2. The painter 1 is arranged on one side of the drying oven 2. It is characterized in that it also comprises a first traction wheel 3, a first synchronous motor 301, a second traction wheel 5 and a second synchronous motor 501. The head and tail ends of the wire 4 are fixedly connected, and the first traction wheel 3 and the second traction wheel 5 are respectively arranged on the side opposite to the painter 1, The inner end of the wire 4 is respectively butted against the outer end of the first traction wheel 3 and the second traction wheel 5, the wire 4 runs through the oven 2 and the applicator 1 in turn, the first traction wheel 3 is fixedly connected with the output shaft of the first synchronous motor 301, the second traction wheel 5 is fixedly connected with the output shaft of the second synchronous motor 501, and t...

Embodiment 2

[0042] as Figure 3 、 Figure 7-figure 9 As shown in Fig. 1, the problem of fine metal enamelled wire being pulled thin and broken when being coated with insulating layer is solved in embodiment 1. However, in this process, due to the large and long enameller, the usual method of threading through a long rod is too troublesome, and it is easy to fall when passing through the corresponding threading opening of the enameller, which is not convenient for guiding;

[0043] The oven 2 is provided with a lead structure 7 for pulling the lead wire 4 through the oven 2 and the applicator 1. The lead structure 7 includes a fixed plate 701, a first screw 702, a sliding rod 703 and a micro motor 704. Both ends of the fixed plate 701 pass through the oven 2 and the applicator 1 and are fixedly connected with it. The fixed plate 701 is provided with a sliding channel, the first screw 702 and the sliding rod 703 are arranged in the sliding channel of the fixed plate 701, and the first screw 702 i...

Embodiment 3

[0047] as Figure 10 As shown, in embodiment 1, the rotational speed of the first traction wheel 3 and the second traction wheel 5 is indirectly controlled by setting a rotary encoder. The higher the rotation speed of the first traction wheel 3 and the second traction wheel 5, the greater the centrifugal force, the faster the rotation speed of the wire 4, and the wire 4 will have a centrifugal gap with the first traction wheel 3 and the second traction wheel 5 respectively, so as to slightly adjust the tension of the wire 4. Although the tension of the wire 4 can be adjusted, However, this adjustment method is not obvious enough, and the adjustment spacing is small;

[0048] The corner of the bottom of the oven 2 is symmetrically provided with a support plate 6, which is respectively provided with a first support column 302 and a second support column 502, the first synchronous motor 301 is fixed on the first support column 302, the second synchronous motor 501 is fixed on the seco...

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PUM

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Abstract

The invention discloses a low-stretching double-traction enamelling machine, which includes a paint applicator, a rotary encoder, a wire and an oven. Two traction wheels and the second synchronous motor, the head and tail ends of the wires are fixedly connected, and a quenching and dust removal system for quenching and dust removal of the wires is also provided in the oven; the invention realizes the control of the first traction wheel and the second traction wheel Synchronous operation at the same speed reduces the line resistance of the wire, and at the same time realizes multiple automatic spraying and drying of the insulation layer of the wire, increases the thickness of the insulation layer on the surface of the fine metal enameled wire, and enhances the insulation capacity, and through the setting of quenching and dust removal The system enhances the quality of the wire after the insulation layer is sprayed and dried.

Description

technical field [0001] The invention relates to the technical field of enamelling machine, in particular to a low tensile double traction enamelling machine. Background technology [0002] Enamelled wire is a kind of common electrical connecting wire in electrical equipment, which is mainly composed of wire and insulating layer. The common wires include copper wire and copper alloy wire. After painting and baking on the surface of the wire, the insulating layer is formed. The wire without insulating layer is also called "bare wire". The production of enamelled wire is usually carried out on the enamelled machine, which generally includes paying off, annealing, painting, baking, cooling, lubrication and take-up; [0003] as Figure 1 As shown in, the existing enameling machine includes a painter a, an oven B, a conductor C, a guide wheel D and a traction wheel E; The running system of the existing enameled wire production equipment is composed of a traction wheel E and one or more ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H01B13/30H01B13/16B05B13/02B05B16/20B05D3/02B05D3/04
CPCH01B13/30H01B13/16B05B13/02B05B16/20B05D3/0254B05D3/0426
Inventor 曾东文左劲松倪若原
Owner TONGLING JINGLONG ELECTRIC MATERIAL