阅读说明：本技术 一种带有紧固硅钢带的非晶合金铁心制造方法 (Method for manufacturing amorphous alloy iron core with fastening silicon steel strip ) 是由 郝柱 张志键 杨佳泉 张士岩 田野 于 2020-12-18 设计创作，主要内容包括：本发明公开了一种带有紧固硅钢带的非晶合金铁心制造方法,包括以下步骤：步骤(1)：切割非晶带材片和紧固硅钢带；步骤(2)：对所述非晶带材片和紧固硅钢带进行套装与成型,每组非晶带材片两端搭接,紧固硅钢带设置于非晶带材片之间,得到成型铁心；步骤(3)：对所述成型铁心进行磁场热处理；步骤(4)：对所述成型铁心进行表面涂封。通过本发明提供的方法生产非晶合金铁心,操作方便、提升非晶合金铁心的结构稳定性,并且进一步降低铁心因磁致伸缩产生的噪声。(The invention discloses a method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip, which comprises the following steps: step (1): cutting the amorphous strip sheet and fastening the silicon steel strip; step (2): sleeving and molding the amorphous strip sheets and the fastening silicon steel strips, wherein two ends of each group of amorphous strip sheets are lapped, and the fastening silicon steel strips are arranged between the amorphous strip sheets to obtain a molded iron core; and (3): performing magnetic field heat treatment on the formed iron core; and (4): and coating the surface of the molded iron core. The method for producing the amorphous alloy iron core is convenient to operate, improves the structural stability of the amorphous alloy iron core, and further reduces the noise of the iron core caused by magnetostriction.)

1. A method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip is characterized by comprising the following steps:

step (1): cutting the amorphous strip sheet and fastening the silicon steel strip;

step (2): sleeving and molding the amorphous strip sheets and the fastening silicon steel strips, wherein two ends of each group of amorphous strip sheets are lapped, and the fastening silicon steel strips are arranged between the amorphous strip sheets to obtain a molded iron core;

and (3): performing magnetic field heat treatment on the formed iron core;

and (4): and coating the surface of the molded iron core.

2. The method of manufacturing an amorphous alloy core with fastened silicon steel strips as claimed in claim 1, wherein said shaped core comprises 5 to 30 sets of amorphous strip sheets.

3. The method for manufacturing the amorphous alloy iron core with the fastening silicon steel strip as recited in claim 1, wherein a plurality of grooves are formed on both side edges of the fastening silicon steel strip.

4. The method of manufacturing an amorphous alloy core with a fastened silicon steel strip as claimed in claim 1, wherein the fastened silicon steel strip has a longitudinal width identical to a width of an amorphous strip sheet of the produced amorphous core, and the fastened silicon steel strip has a thickness of 0.05mm-0.1 mm.

5. The method for manufacturing an amorphous alloy iron core with the fastened silicon steel strips as claimed in claim 1, wherein in step (1): the cut sizes of the amorphous strip sheet and the fastened silicon steel strip are gradually increased.

6. The method for manufacturing the amorphous alloy iron core with the fastening silicon steel strip as claimed in claim 1, wherein the step (2) comprises the following steps: and overlapping the amorphous strip sheets and the fastening silicon steel strips in sequence, placing the fastening silicon steel strips between each group of amorphous strip sheets, and wrapping the outermost layer by using conventional silicon steel sheets to finally obtain the formed iron core.

7. The method for manufacturing an amorphous alloy iron core with the fastened silicon steel strips as claimed in claim 1, wherein the magnetic field heat treatment mode adopted in the step (3) is longitudinal magnetic field heat treatment.

8. The method for manufacturing the amorphous alloy iron core with the fastening silicon steel strip as recited in claim 1, wherein the step (4) specifically comprises the following steps: correcting and cleaning the molded iron core;

brushing an adhesive on one end face of the formed iron core, standing for a certain time, and ensuring that the adhesive fills the grooves at the edges of the fastening silicon steel strip;

baking the molded iron core to cure the binder;

turning over the molded iron core;

brushing a binder on the other end face of the formed iron core, standing for a certain time, and ensuring that the binder fills the grooves at the edges of the fastening silicon steel strips;

baking the formed core to cure the binder,

wherein the adhesive does not cover the lap joint of the molded core.

9. The method of manufacturing an amorphous alloy core with fastened silicon steel strips as claimed in claim 8, wherein said adhesive is epoxy resin.

Technical Field

The invention discloses a method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip, and relates to the field of manufacturing of amorphous alloy iron cores.

Background

In the production process of the amorphous alloy iron core, epoxy resin or 3M glue needs to be coated on the upper surface and the lower surface of the iron core, and the multilayer amorphous alloy sheet for producing the amorphous iron core is fixed by the resin or the glue solidified on the upper surface and the lower surface, so that the stability of the amorphous alloy iron core structure can be kept, and strip scraps generated by the amorphous iron core can be reduced from leaking from the iron core. Because the epoxy resin and 3M glue coatings are thin, colloid cracks easily occur to the amorphous iron core in the transportation or production process, strip scraps are leaked, the multilayer amorphous alloy sheets can generate magnetostriction under the action of a magnetic field, no barrier exists between the lamination layers of the amorphous alloy sheets, and the amorphous iron core has high noise. In order to improve the structural stability of the amorphous alloy iron core and further reduce the noise of the iron core caused by magnetostriction.

Disclosure of Invention

The invention provides a method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip aiming at the defects in the background technology.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip comprises the following steps:

step (1): cutting the amorphous strip sheet and fastening the silicon steel strip;

step (2): sleeving and molding the amorphous strip sheets and the fastening silicon steel strips, wherein two ends of each group of amorphous strip sheets are lapped, and the fastening silicon steel strips are arranged between the amorphous strip sheets to obtain a molded iron core;

and (3): performing magnetic field heat treatment on the formed iron core;

and (4): and coating the surface of the molded iron core.

Further, the molded core includes 5 to 30 sets of amorphous ribbon pieces.

Furthermore, a plurality of grooves are formed in the edges of the two sides of the fastening silicon steel strip.

Furthermore, the longitudinal width of the fastening silicon steel strip is consistent with the width of the amorphous strip sheet of the produced amorphous iron core, and the thickness of the fastening silicon steel strip is 0.05mm-0.1 mm.

Further, in the step (1): the cut sizes of the amorphous strip sheet and the fastened silicon steel strip are gradually increased.

Further, the step (2) comprises the following steps: and overlapping the amorphous strip sheets and the fastening silicon steel strips in sequence, placing the fastening silicon steel strips between each group of amorphous strip sheets, and wrapping the outermost layer by using conventional silicon steel sheets to finally obtain the formed iron core.

Further, the magnetic field heat treatment mode adopted in the step (3) is longitudinal magnetic field heat treatment.

Further, the step (4) comprises the following steps: correcting and cleaning the molded iron core;

brushing an adhesive on one end face of the formed iron core, standing for a certain time, and ensuring that the adhesive fills the grooves at the edges of the fastening silicon steel strip;

baking the molded iron core to cure the binder;

turning over the molded iron core;

brushing a binder on the other end face of the formed iron core, standing for a certain time, and ensuring that the binder fills the grooves at the edges of the fastening silicon steel strips;

baking the formed core to cure the binder,

wherein the adhesive does not cover the lap joint of the molded core.

Further, the adhesive is epoxy resin.

The manufacturing method of the amorphous alloy iron core with the fastening silicon steel strip, provided by the invention, is characterized in that the fastening silicon steel strip and an amorphous strip sheet are overlapped together, and epoxy resin is coated on one side of the amorphous iron core after the amorphous strip is lapped, so that the epoxy resin is ensured to fill a groove at the edge of the fastening silicon steel strip; coating the other side of the amorphous iron core after the epoxy resin is cured, and when the epoxy resin is coated on the two sides, paying attention to the fact that the overlapping area of the amorphous strip is not coated with the epoxy resin; waiting until the epoxy resin on the two sides is cured; the method for producing the amorphous alloy iron core has the advantages of being convenient to operate, improving the structural stability of the amorphous alloy iron core and further reducing the noise of the iron core caused by magnetostriction.

Drawings

FIG. 1 is a schematic flow diagram of the present invention.

Detailed Description

The following describes the embodiments in further detail with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.

One embodiment as shown in fig. 1: a method for manufacturing an amorphous alloy iron core with a fastening silicon steel strip comprises the following steps:

step (1) cutting an amorphous strip sheet and fastening a silicon steel strip, wherein in the step (1): the cut sizes of the amorphous strip sheet and the fastened silicon steel strip are gradually increased.

Sleeving and molding the amorphous strip sheets and the fastening silicon steel strips, wherein two ends of each group of amorphous strip sheets are lapped, and the fastening silicon steel strips are arranged between the amorphous strip sheets to obtain a molded iron core;

step (3) performing magnetic field heat treatment on the formed iron core;

and (4) coating the surface of the formed iron core.

The molded core includes 5 to 30 sets of amorphous strip sheets.

And a plurality of grooves are formed in the edges of the two sides of the fastening silicon steel strip.

The longitudinal width of the fastening silicon steel strip is consistent with the width of the amorphous strip sheet of the produced amorphous iron core, and the thickness of the fastening silicon steel strip is 0.05mm-0.1 mm.

The step (2) specifically comprises the following steps: and overlapping the amorphous strip sheets and the fastening silicon steel strips in sequence, placing the fastening silicon steel strips between each group of amorphous strip sheets, and wrapping the outermost layer by using conventional silicon steel sheets to finally obtain the formed iron core.

The magnetic field heat treatment mode adopted in the step (3) is longitudinal magnetic field heat treatment.

The step (4) specifically comprises the following steps: correcting and cleaning the molded iron core;

brushing an adhesive on one end face of the formed iron core, standing for a certain time, and ensuring that the adhesive fills the grooves at the edges of the fastening silicon steel strip;

baking the molded iron core to cure the binder;

turning over the molded iron core;

brushing a binder on the other end face of the formed iron core, standing for a certain time, and ensuring that the binder fills the grooves at the edges of the fastening silicon steel strips;

baking the formed core to cure the binder,

wherein the adhesive does not cover the lap joint of the molded core.

Further, the adhesive is epoxy resin.

The manufacturing method of the amorphous alloy transformer iron core provided by the invention is characterized in that the fastening silicon steel strip and the amorphous strip sheet are overlapped together, and epoxy resin is coated on one side of the amorphous iron core after the amorphous strip is lapped, so that the epoxy resin is ensured to fill the groove at the edge of the fastening silicon steel strip; coating the other side of the amorphous iron core after the epoxy resin is cured, and when the epoxy resin is coated on the two sides, paying attention to the fact that the overlapping area of the amorphous strip is not coated with the epoxy resin; waiting until the epoxy resin on the two sides is cured; the method for producing the amorphous alloy iron core has the advantages of being convenient to operate, improving the structural stability of the amorphous alloy iron core and further reducing the noise of the iron core caused by magnetostriction.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.