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Production method for synchronous motor coil

A production method and technology of synchronous motors, applied in the direction of coil manufacturing, motor generators, electrical components, etc., can solve the problems of high cost and heavy weight, and achieve the effect of low cost and firm structure

Inactive Publication Date: 2009-12-02
ZHEJIANG LINIX MOTOR
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The invention provides a new process of using aluminum material to make coils and special welding, which solves the problems of heavy weight and high cost in the prior art

Method used

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  • Production method for synchronous motor coil

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Experimental program
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Effect test

Embodiment 1

[0018] Embodiment 1: as figure 1 As shown, first wind the aluminum enameled wire 2 onto the bobbin 1 with an automatic winding machine, the outer layer of the aluminum enameled wire is coated with insulating varnish, and then wrap the aluminum enameled wire with insulating tape so that only the two wire ends of the aluminum enameled wire are exposed. Use sandpaper to clean the insulation paint on the two wire ends. Wind the wire end of the aluminum enameled wire to the stripped part of the lead wire, wind it 6 times, then directly immerse the wire end in aluminum flux, and then solder it in a tin furnace. The welding temperature should be controlled at 258°C. In order to slow down the oxidation of the welding place, it should be soaked in self-drying impregnating paint directly after welding, and after the impregnating paint is dry, cover it with a heat-shrinkable sleeve, and then blow the heat-shrinkable sleeve with a hair dryer to ensure better performance. Good protection ...

Embodiment 2

[0019] Embodiment 2: as figure 1 As shown, first wind the aluminum enameled wire 2 onto the bobbin 1 with an automatic winding machine, the outer layer of the aluminum enameled wire is coated with insulating varnish, and then wrap the aluminum enameled wire with insulating tape so that only the two wire ends of the aluminum enameled wire are exposed. Use sandpaper to clean the insulation paint on the two wire ends. Wind the wire end of the aluminum enameled wire to the stripped part of the lead wire, wind it 8 times, then immerse the wire end directly in the aluminum flux, and then solder it in a tin furnace. The welding temperature should be controlled at 310°C. In order to slow down the oxidation of the welding place, it should be soaked in self-drying impregnating paint directly after welding, and after the impregnating paint is dry, cover it with a heat-shrinkable sleeve, and then blow the heat-shrinkable sleeve with a hair dryer to ensure better performance. Good protect...

Embodiment 3

[0021] Embodiment 3: as figure 1 As shown, first wind the aluminum enameled wire 2 onto the bobbin 1 with an automatic winding machine, the outer layer of the aluminum enameled wire is coated with insulating varnish, and then wrap the aluminum enameled wire with insulating tape so that only the two wire ends of the aluminum enameled wire are exposed. Use sandpaper to clean the insulation paint on the two wire ends. Wind the wire end of the aluminum enameled wire to the stripped part of the lead wire, wind it 6 times, then directly immerse the wire end in aluminum flux, and then solder it with an electric soldering iron in a tin furnace with the furnace temperature controlled at 280°C. In order to slow down the oxidation of the weld, it should be soaked in self-drying impregnating paint directly after welding, take it out and wait until the impregnating paint is dry, then cover it with a heat shrinkable sleeve, and then blow the heat shrinkable sleeve with a hair dryer to ensur...

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Abstract

The invention relates to a production method of a synchronous motor coil, in particular to a production method of a synchronous motor coil made of aluminum windings. It includes the following steps: A. Winding the aluminum enameled wire on the coil frame, and fixing the aluminum enameled wire with insulating tape; B. Winding the two wire ends of the coil obtained in step A and the stripped part of the lead wire for more than 5 turns; C. The winding part of the coil and the lead wire obtained in part B is dipped in aluminum flux and then welded; D, the welded winding part is dipped in paint. It adopts aluminum material to make coils and a new technology of special welding, which solves the problems of heavy weight and high cost in the prior art.

Description

technical field [0001] The invention relates to a production method of a synchronous motor coil, in particular to a production method of a synchronous motor coil made of aluminum windings. Background technique [0002] The coil is the core component of the synchronous motor, and its performance impact on the motor is self-evident. The coil windings in the prior art are generally made of copper, and the material of the lead wire and the winding is the same, which results in high cost and heavy weight. In some light The motor greatly affects the performance of the motor. The production process of the Chinese patent motor coil (Patent No.: 86108071), which discloses a stator coil impregnated by full immersion, due to the different thermal expansion of the conductor material and the insulating material, the main insulation and the gap can be caused. Gaps between the tank edges can be avoided by several successive impregnation and curing procedures. Each further cure is perform...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02K15/04H01F41/04
Inventor 朱智平季福生
Owner ZHEJIANG LINIX MOTOR