CN218548196U

CN218548196U - Nanocrystalline iron core design frock

Info

Publication number: CN218548196U
Application number: CN202223086404.6U
Authority: CN
Inventors: 黄守帅; 赵菲; 李先锋; 车贵迪; 杨海若
Original assignee: Qingdao Yunlu Advanced Materials Technology Co ltd
Current assignee: Qingdao Yunlu Advanced Materials Technology Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-02-28
Anticipated expiration: 2032-11-16

Abstract

The utility model discloses a nanocrystalline iron core design frock, including the shaping piece, the stay, the shaping piece includes first shaping piece and second shaping piece, first shaping piece is the same and relative setting with second shaping piece structure and size, be provided with first recess on the first shaping piece, second recess and third recess, first recess is located second recess both sides and the degree of depth with the third recess is the same, the second recess degree of depth is shallower than first recess and third recess, the stay includes long stay and short stay, long stay is provided with two, two long stays respectively with first recess and third recess sliding connection, short stay and second recess sliding connection, first recess, second recess and third recess are first inclined plane with the first half of one side of stay contact, first recess, second recess and third recess are straight face structure with the one side lower half of stay contact. The utility model discloses use repeatedly, low cost, convenient dismantlement, simple structure, the practicality is strong.

Description

Nanocrystalline iron core design frock

Technical Field

The utility model belongs to the technical field of nanocrystalline iron core design technique and specifically relates to a nanocrystalline iron core design frock.

Background

The iron-based nanocrystalline alloy is an amorphous material formed by taking an iron element as a main component and adding a small amount of Nb, cu, si and B elements to the alloy through a rapid solidification process, and the amorphous material can obtain a microcrystalline structure after heat treatment to increase the magnetic property of the microcrystalline structure, so the iron-based nanocrystalline alloy is often used for manufacturing a nanocrystalline iron core.

The nanocrystalline iron core is usually prepared by winding a nanocrystalline strip into a ring shape, supporting the inside of the nanocrystalline strip into a required shape by using a tool, then carrying out heat treatment, and integrally shrinking the nanocrystalline strip after the heat treatment to cause the shrinkage of the inner frame, so that the tool is difficult to take out, and the tool is forcedly taken out to cause the cracks of the iron core. The tool with the inclined plane can be used in a strip with the width more than 30mm or a narrow ring with a small difference value between the inner diameter and the outer diameter, but in the narrow strip and an iron core with a large difference value between the inner diameter and the outer diameter, the inclined plane tool is not easy to fix, and the iron core is difficult to form.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above problems existing in the prior art, the utility model provides a nanocrystalline iron core design frock.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a nanocrystalline iron core design frock, includes shaping piece, stay, the shaping piece includes first shaping piece and second shaping piece, first shaping piece is the same with second shaping piece structure and size and relative setting, be provided with first recess, second recess and third recess on the first shaping piece, first recess is located second recess both sides and the degree of depth is the same with the third recess, the second recess degree of depth is shallower than first recess and third recess, the stay includes long stay and short stay, long stay is provided with two, two long stay respectively with first recess and third recess sliding connection, short stay and second recess sliding connection, first recess, second recess and third recess are first inclined plane with the first half of one side that the stay contacts, first recess, second recess and third recess are straight face structure with the one side lower half that the stay contacts.

Foretell nanocrystalline iron core design frock, all be provided with the bolt hole on first shaping piece and the second shaping piece.

According to the nanocrystalline iron core shaping tool, the second inclined planes are arranged at the bottoms of the contact positions of the two ends of the supporting strips and the shaping blocks.

In the nanocrystalline iron core shaping tool, the height of the second inclined plane is smaller than that of the straight-surface structure.

Foretell nanocrystalline iron core design frock, the shaping piece both corners all are provided with the chamfer, chamfer both sides limit is provided with the transition circular arc.

In the nanocrystalline iron core shaping tool, the gradient of the first inclined plane is the same as that of the second inclined plane.

The utility model has the advantages that the utility model is suitable for the forming and the heat treatment of the large iron core with the width of the nanocrystalline strip material below 30mm, can be universally used for iron cores with different widths and thicknesses, is made of common carbon steel, can be repeatedly used, has low cost, and is firm and durable; the processing precision of the tool is controllable, and the internal dimension is limited by the forming tool in the heat treatment process and cannot be changed, so that the tool is more accurate in dimension control compared with the traditional forming tool; after the nanocrystalline iron core is subjected to heat treatment, the structure of the inclined plane and the straight plane is convenient to install and fix, and the tool can be detached without damaging the iron core. The utility model discloses with low costs, simple structure, the practicality is strong.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a top view of the present invention;

FIG. 2 is a schematic view of the present invention during molding;

fig. 3 is a schematic side view of the present invention.

In the figure, 1, a long stay, 2, a first forming block, 3, a second forming block, 4, a first groove, 5, a second groove, 6, a third groove, 7, a short stay, 8, a first inclined surface and 9, a second inclined surface.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

As shown in fig. 1, the embodiment discloses a nanocrystalline iron core shaping tool, which comprises a shaping block and supporting strips, wherein the shaping block comprises a first shaping block 2 and a second shaping block 3, the first shaping block 2 and the second shaping block 3 are identical in structure and size and are arranged oppositely, a first groove 4, a second groove 5 and a third groove 6 are arranged on the first shaping block 2, the first groove 4 and the third groove 6 are positioned on two sides of the second groove 5 and are identical in depth, the second groove 5 is shallower than the first groove 4 and the third groove 6, the supporting strips comprise long supporting strips 1 and short supporting strips 7, the long supporting strips 1 are arranged in two numbers, the two long supporting strips 1 are respectively in sliding connection with the first groove 4 and the third groove 6, the short supporting strips 7 are in sliding connection with the second groove 5, the first groove 4, the second groove 5 and the third groove 6 are in a first inclined plane 8 with the upper half of the side in contact with the first groove 4, the second groove 5 and the third groove 6, the lower half in contact with the supporting strips, the lower half of the supporting strips and the supporting strips are in a straight plane structure, and the supporting strips are mounted in a right-angle contact manner, and the supporting strips are mounted in the shaping block, and the process, and the supporting strips are uniformly mounted in a right-angle mode, and the supporting strip assembly process, and the nano-angle iron core shaping block, and the nano-angle shaping process, and the nano-crystal shaping process are guaranteed. And the bottoms of the contact positions of the two ends of the stay and the forming blocks are provided with second inclined planes 9, and the height of each second inclined plane 9 is smaller than that of the straight-surface structure.

In this embodiment, two corners of the forming block are provided with chamfers, and two side edges of the chamfers are provided with transition arcs.

In this embodiment, bolt holes are formed in both the first forming block and the second forming block, and bolts can be installed to assist in applying force when necessary.

The shaping tool is mainly suitable for the production process that a nanocrystalline strip with the width within 30mm is coiled into a ring shape, then the nanocrystalline strip is supported into an iron core with a rectangular inner frame, and then heat treatment is carried out.

During the shaping operation, the short stay is located the second recess, places annular nanocrystalline strip intermediate position with two shaping pieces and a short stay earlier and accomplishes preliminary shaping, installs the long stay in the first recess of shaping piece and third recess department again, then takes out the short stay and accomplishes the shaping process.

After the nanocrystalline iron core is subjected to heat treatment, the iron core shrinks, the forming tool is locked in the iron core and is difficult to take out, the short supporting strips are firstly installed in the second groove, the supporting strips on the two sides can be easily taken out after the tool is loosened, the short supporting strips in the second groove are taken out, and the tool is disassembled.

The utility model discloses the second inclined plane that the stay bottom set up, and the second inclined plane slope is the same with the first inclined plane slope, when finalizing the design and the frock is dismantled, the first inclined plane makes things convenient for the stay to install with the cooperation of second inclined plane.

The embodiment is suitable for forming and heat treatment of large iron cores with the width of the nanocrystalline strip being less than 30mm, can be universally used for iron cores with different widths and thicknesses, is made of common carbon steel, can be repeatedly used, and is low in cost, firm and durable; the processing precision of the tool is controllable, the internal dimension is limited by the forming tool in the heat treatment process, the tool cannot be changed, and the tool is more accurate in dimension control compared with the traditional forming tool. After the nanocrystalline iron core is subjected to heat treatment, the tool can be disassembled under the condition of not damaging the iron core due to the structure of the inclined plane and the straight plane. The embodiment meets the requirements of the nanocrystalline iron core on three aspects of required precision, efficiency and cost.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a nanocrystalline iron core design frock which characterized in that: the forming device comprises a forming block and a supporting strip, wherein the forming block comprises a first forming block and a second forming block, the first forming block and the second forming block are identical in structure and size and are arranged oppositely, a first groove, a second groove and a third groove are formed in the first forming block, the first groove and the third groove are located on two sides of the second groove and are identical in depth, the depth of the second groove is shallower than that of the first groove and the third groove, the supporting strip comprises a long supporting strip and two short supporting strips, the long supporting strips are connected with the first groove and the third groove in a sliding mode respectively, the short supporting strips are connected with the second groove in a sliding mode, the upper half portion of one side, contacting with the supporting strips, of the first groove, the second groove and the third groove is a first inclined surface, and the lower half portion of one side, contacting with the supporting strip, of the first groove, the second groove and the third groove is a straight surface structure.

2. The nanocrystalline iron core shaping tool according to claim 1, wherein bolt holes are formed in the first shaping block and the second shaping block.

3. The nanocrystalline iron core shaping tool according to claim 1, wherein second inclined surfaces are arranged at bottoms of contact positions of two ends of the stay and the forming blocks.

4. The nanocrystalline iron core sizing tool according to claim 3, wherein the height of the second inclined surface is smaller than the height of the straight surface structure.

5. The nanocrystalline iron core shaping tool according to claim 1, wherein chamfers are arranged at two corners of the shaping block, and transition arcs are arranged on two side edges of each chamfer.

6. The nanocrystalline iron core sizing tool according to claim 3, wherein the first inclined surface and the second inclined surface have the same gradient.