阅读说明：本技术 通过粉末原料制备铁芯的方法 (Method for producing iron core from powder raw material ) 是由 程鹏 于 2019-10-28 设计创作，主要内容包括：本发明属于铁芯智能制造技术领域,具体涉及一种通过粉末原料制备铁芯的方法,其包括：将原料进行碾碎；对碾碎后的原料进行假烧；将假烧后的原料制成铁芯生坯；对铁芯生坯进行打磨；以及将打磨后的铁芯生坯烧结成型,以获取铁芯,实现了通过粉末状的原材料制备铁芯,提高了铁芯的成品率。(The invention belongs to the technical field of intelligent iron core manufacturing, and particularly relates to a method for preparing an iron core by using powder raw materials, which comprises the following steps: crushing the raw materials; performing false firing on the crushed raw materials; preparing the raw materials after the pseudo burning into an iron core green body; polishing the iron core green body; and sintering and molding the polished iron core green body to obtain the iron core, so that the iron core is prepared from powdery raw materials, and the yield of the iron core is improved.)

1. A method of making an iron core from a powdered feedstock, comprising:

crushing the raw materials;

specifically, the grinding machine is controlled by the control module to grind the raw materials into powder with required size;

performing false firing on the crushed raw materials;

specifically, the control module controls the false burning furnace to perform false burning on the crushed raw materials;

preparing the raw materials after the pseudo burning into an iron core green body;

specifically, the control module controls the die device to press the raw materials after pseudo burning into an iron core green body;

polishing the iron core green body;

specifically, the control module controls the polishing device to polish the iron core green body; and

sintering and molding the polished iron core green body to obtain an iron core;

specifically, the control module controls the sintering furnace to sinter and form the polished iron core green body so as to obtain the iron core.

2. The method for manufacturing an iron core from a powdery raw material according to claim 1,

the method for preparing the iron core from the powder raw material further comprises:

the rotation speed of a grinding roller in the grinder is detected by a hall sensor.

3. The method for manufacturing an iron core from a powder raw material according to claim 2,

when the rotating speed is lower than the preset rotating speed, the motor in the grinding mill is controlled by the control module to increase the rotating speed, so that the rotating speed of the grinding roll is increased to the preset rotating speed, and the raw materials contained in the grinding disc of the grinding mill are ground into powder with the required size; and

when the rotating speed is higher than the preset rotating speed, the control module controls the motor in the grinding mill to reduce the rotating speed, so that the rotating speed of the grinding roll is reduced to the preset rotating speed, and the raw material contained in the grinding disc of the grinding mill is ground into powder with the required size.

4. The method for manufacturing an iron core from a powder raw material according to claim 3,

detecting pressure data of the grinding rolls, the grinding discs and the raw materials in the grinding discs through pressure sensors in the grinding mill;

the rocker arm in the grinding mill is controlled by the control module to drive the grinding roller to move on the grinding disc;

a rocker arm and a motor are connected through a telescopic cylinder in the grinding mill;

when the pressure exceeds the preset pressure, the control module controls the telescopic rod of the telescopic cylinder to contract so as to reduce the pressure to the preset pressure;

when the pressure is lower than the preset pressure, the control module controls the extension rod of the telescopic cylinder to extend so as to increase the pressure to the preset pressure.

5. The method for manufacturing an iron core from a powdery raw material according to claim 1,

detecting the temperature of a combustion cavity in the false burning furnace through a temperature sensor in the false burning furnace;

when the temperature is lower than the preset temperature, the control module controls an air blower in the false burning furnace to increase the air intake in the burning cavity, so that the temperature in the burning cavity is increased to the preset temperature;

when the temperature is higher than the preset temperature, the spraying mechanism in the false combustion furnace is controlled by the control module to spray in the combustion chamber, and then the temperature in the combustion chamber is reduced to the preset temperature.

6. The method for manufacturing an iron core from a powdery raw material according to claim 1,

a clamping mechanism in the polishing device is controlled by a control module to clamp the iron core green body; and

the rotating motor in the grinding device is controlled by the control module to drive the grinding head to rotate so as to grind the iron core green body clamped by the clamping mechanism.

Technical Field

The invention belongs to the technical field of intelligent iron core manufacturing, and particularly relates to a method for preparing an iron core by using a powder raw material.

Background

The iron core processing method has a great influence on the quality of the finished iron core, such as controlling the fineness of crushing of raw materials during the iron core processing, controlling the processing temperature, and the like, and the conventional iron core processing method is difficult to control. The control of each processing link in the processing process can effectively improve the yield of the iron core

Therefore, in view of the above technical problems, it is necessary to design a new method for manufacturing an iron core from a powder raw material.

Disclosure of Invention

The invention aims to provide a method for preparing an iron core by using a powder raw material.

In order to solve the above technical problems, the present invention provides a method for manufacturing an iron core from a powder raw material, comprising:

crushing the raw materials;

specifically, the grinding machine is controlled by the control module to grind the raw materials into powder with required size;

performing false firing on the crushed raw materials;

specifically, the control module controls the false burning furnace to perform false burning on the crushed raw materials;

preparing the raw materials after the pseudo burning into an iron core green body;

specifically, the control module controls the die device to press the raw materials after pseudo burning into an iron core green body;

polishing the iron core green body;

specifically, the control module controls the polishing device to polish the iron core green body; and

sintering and molding the polished iron core green body to obtain an iron core;

specifically, the control module controls the sintering furnace to sinter and form the polished iron core green body so as to obtain the iron core.

Further, the method for manufacturing an iron core from the powder raw material further includes:

the rotation speed of a grinding roller in the grinder is detected by a hall sensor.

Further, when the rotating speed is lower than the preset rotating speed, the control module controls a motor in the grinding mill to increase the rotating speed, so that the rotating speed of the grinding roll is increased to the preset rotating speed, and the raw material contained in the grinding disc of the grinding mill is ground into powder with the required size; and

when the rotating speed is higher than the preset rotating speed, the control module controls the motor in the grinding mill to reduce the rotating speed, so that the rotating speed of the grinding roll is reduced to the preset rotating speed, and the raw material contained in the grinding disc of the grinding mill is ground into powder with the required size.

Further, pressure data of the grinding rolls, the grinding discs and the raw materials in the grinding discs are detected through pressure sensors in the grinding mill;

the rocker arm in the grinding mill is controlled by the control module to drive the grinding roller to move on the grinding disc;

a rocker arm and a motor are connected through a telescopic cylinder in the grinding mill;

when the pressure exceeds the preset pressure, the control module controls the telescopic rod of the telescopic cylinder to contract so as to reduce the pressure to the preset pressure;

when the pressure is lower than the preset pressure, the control module controls the extension rod of the telescopic cylinder to extend so as to increase the pressure to the preset pressure.

Further, detecting the temperature of a combustion cavity in the false burning furnace through a temperature sensor in the false burning furnace;

when the temperature is lower than the preset temperature, the control module controls an air blower in the false burning furnace to increase the air intake in the burning cavity, so that the temperature in the burning cavity is increased to the preset temperature;

when the temperature is higher than the preset temperature, the spraying mechanism in the false combustion furnace is controlled by the control module to spray in the combustion chamber, and then the temperature in the combustion chamber is reduced to the preset temperature.

Further, a clamping mechanism in the polishing device is controlled by the control module to clamp the iron core green body; and

the rotating motor in the grinding device is controlled by the control module to drive the grinding head to rotate so as to grind the iron core green body clamped by the clamping mechanism.

The invention has the beneficial effects that the raw materials are crushed; performing false firing on the crushed raw materials; preparing the raw materials after the pseudo burning into an iron core green body; polishing the iron core green body; and sintering and molding the polished iron core green body to obtain the iron core, so that the iron core is prepared from powdery raw materials, and the yield of the iron core is improved.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a flow chart of a method for manufacturing an iron core from a powder raw material according to the present invention;

fig. 2 is a schematic block diagram of a specific structure involved in the method of manufacturing an iron core from a powder raw material according to the present invention;

fig. 3 is a schematic structural view of a specific structure involved in the method for manufacturing an iron core from a powder raw material according to the present invention.

In the figure:

1 is a grinding mill, 11 is a motor, 12 is a grinding roller, 13 is a pressure sensor, 14 is a telescopic cylinder, 15 is a rocker arm and 16 is a grinding disc;

and 2 is a Hall sensor.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.