CN111036991A

CN111036991A - Machining method of sheet-shaped magnetic steel parts

Info

Publication number: CN111036991A
Application number: CN201911366931.2A
Authority: CN
Inventors: 韩绪朝; 刘红霞; 张炯
Original assignee: Shaanxi Baocheng Aviation Instrument Co Ltd
Current assignee: Shaanxi Baocheng Aviation Instrument Co Ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-04-21
Anticipated expiration: 2039-12-26
Also published as: CN111036991B

Abstract

The invention provides a processing method of a sheet magnetic steel part, aiming at the problem that the sheet magnetic steel part is difficult to process, a long column tubular clamp body is manufactured, a column magnetic steel bar is inserted into the long column tubular clamp body, the long column tubular clamp body is matched with the column magnetic steel bar, the excellent processing performance of the long column tubular clamp body made of metal is utilized, the surface of magnetic steel is protected, and the problems of falling, slag falling, collision damage and the like of the column magnetic steel bar in the processing process can not occur.

Description

Machining method of sheet-shaped magnetic steel parts

Technical Field

The invention belongs to the technical field of magnetic steel processing, and particularly relates to a processing method of a flaky magnetic steel part.

Background

Along with the development of science and technology, the processing ability of equipment is stronger and stronger, and the precision of parts machining is higher and higher, but magnet steel class part belongs to the metal material that is difficult to process all the time, especially the processing of slice magnet steel part. Due to the performance characteristics of the magnetic steel material, the magnetic steel is easy to fall blocks and slag in the processing process. In the prior art, the size of a part can be processed in place only by adopting a grinding means, and the processing method has low processing efficiency and low qualification rate. The conventional linear cutting machining method can only be used for rough machining to remove allowance due to limitation, the size is difficult to be directly machined in place, and the subsequent machining of parts by means of grinding and the like is still needed, so that the efficiency still cannot be well improved. There is a need for improvement.

Disclosure of Invention

The technical problems solved by the invention are as follows: the invention provides a processing method of a sheet magnetic steel part, aiming at the problem that the sheet magnetic steel part is difficult to process, a long column tubular clamp body is manufactured, a column magnetic steel bar is inserted into the long column tubular clamp body, the long column tubular clamp body and the long column tubular clamp body are combined together, the excellent processing performance of the long column tubular clamp body made of metal is utilized, the surface of magnetic steel is protected, and the problems of falling, slag falling, collision and damage and the like of the column magnetic steel bar can not occur in the processing process.

The technical scheme adopted by the invention is as follows: the machining method of the sheet magnetic steel part comprises the following steps:

1) preparing a columnar magnetic steel bar for manufacturing a sheet magnetic steel part, wherein the cross section of the columnar magnetic steel bar is the same as the appearance size of the sheet magnetic steel part;

2) manufacturing a long column tubular clamp body, so that the cross section shape of an inner hole of the long column tubular clamp body is matched with the cross section shape of a columnar magnetic steel bar, and the long column tubular clamp body and the columnar magnetic steel bar can form small-gap sliding fit;

3) penetrating a columnar magnetic steel bar into an inner hole of the long-column tubular fixture body and tightly jacking and fixing the columnar magnetic steel bar through a plurality of pins;

4) finally, the assembled columnar magnetic steel bar and the long column tubular clamp body are cut according to the machining size requirement of the sheet magnetic steel part to form a sheet magnetic steel part and a small ring clamp body which are integrated together;

5) and loosening the pin, and taking out the sheet magnetic steel part from the small ring clamp body.

The technical scheme is further limited, the long-column tubular clamp body is of a long tubular structure, an inner hole of the long-column tubular clamp body is in small clearance fit with the columnar magnetic steel bar, and a row of pin holes for installing pins are axially and uniformly formed in one side wall of the long-column tubular clamp body.

According to the technical scheme, the distance between every two adjacent pin holes is determined according to the thickness of the sheet-shaped magnetic steel part.

In addition, the long column tubular clamp is further limited by the technical scheme that the long column tubular clamp is made of an aluminum alloy material.

Compared with the prior art, the invention has the advantages that:

the scheme is to the problem that slice magnet steel class part is difficult to process, through making a long column tubular clamp body, penetrate column magnet steel bar wherein, make long column tubular clamp body and column magnet steel bar cooperation be in the same place, utilize the specific good machining performance of the long column tubular clamp that the metal was made, play the guard action to the magnet steel surface, make column magnet steel bar can not appear dropping in the course of working, fall the sediment, the scheduling problem of bruising, the processing method simple structure, the preparation is convenient, low in manufacturing cost, the machining efficiency of improvement slice magnet steel that can be great, the commonality is strong, can be applicable to the processing of the slice magnet steel class part of various shapes, and wide application range.

Drawings

FIG. 1 is a schematic structural view of a long column tubular clamp body and a column magnetic steel bar before combination;

FIG. 2 is a schematic structural view of the long column tubular clamp body and the column magnetic steel bar in the invention after combination;

FIG. 3 is a schematic view of the combination structure of the cut piece-shaped magnetic steel part and the small ring-shaped clamp body;

FIG. 4 is a schematic structural diagram of the magnetic steel sheet part taken out from the small ring clamp body.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

In the present invention, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The use of the phrase "comprising one.. without limitation, does not exclude the presence of other, identical elements in the process, method, article, or apparatus that comprises the same element.

Embodiments of the invention referring to figures 1-4,

the machining method of the sheet magnetic steel part comprises the following steps:

1) preparing a columnar magnetic steel bar 2 for manufacturing a sheet-shaped magnetic steel part 4, wherein the cross section of the columnar magnetic steel bar 2 is the same as the shape and size of the sheet-shaped magnetic steel part 4, and as shown in fig. 1, the sheet-shaped magnetic steel part 4 is in a circular sheet shape, so that the columnar magnetic steel bar 2 is made of a cylindrical bar;

2) manufacturing a long cylindrical tubular clamp body 1, wherein the long cylindrical tubular clamp body 1 is of a long tubular structure as shown in fig. 1, the cross section shape of an inner hole 101 of the long cylindrical tubular clamp body 1 is matched with the cross section shape of a cylindrical magnetic steel bar 2, and the long cylindrical tubular clamp body 1 and the cylindrical magnetic steel bar 2 can form small-gap sliding fit, and the long cylindrical tubular clamp body 1 is of a long tubular structure matched with the cylindrical magnetic steel bar 2 as shown in fig. 1; the long column tubular anchor clamps body 1 is provided with a row of pin holes 102 that are used for installing pin 3 on the axial evenly, two adjacent pin holes 102's distance is confirmed according to the thickness of slice magnet steel part 4, guarantees that the position of pin 3 can avoid the cutting plane, avoids causing the interference to cutting process. Preferably, the long column tubular clamp body 1 is made of an aluminum alloy material.

The embodiment and the attached drawings are a columnar magnetic steel bar 2 and a long column tubular clamp body 1 which are manufactured aiming at a sheet magnetic steel part 4 in a disc shape. When the sheet magnetic steel part 4 is in other shapes such as square, rectangle and the like, the cross section of the columnar magnetic steel bar 2 and the cross section of the inner hole 101 of the long columnar clamp body 1 are made into shapes matched with the shape of the sheet magnetic steel part 4.

3) Penetrating a columnar magnetic steel bar 2 into an inner hole 101 of a long-column tubular fixture body 1 and tightly jacking and fixing the columnar magnetic steel bar through a plurality of pins 3, as shown in fig. 2;

4) then, cutting and processing the assembled columnar magnetic steel bar 2 and the long column tubular clamp body 1 according to the processing size requirement of the sheet magnetic steel part 4 to form a sheet magnetic steel part 4 and a small ring clamp body 5 which are combined together in a set, as shown in fig. 3;

5) the pin 3 is loosened, and the sheet-shaped magnetic steel part 4 is taken out of the small annular clamp body 5, as shown in fig. 4.

Aiming at the problem that a sheet magnetic steel part 4 is difficult to process, a long column tubular clamp body 1 is manufactured, a column magnetic steel bar 2 penetrates into the long column tubular clamp body 1, the long column tubular clamp body 1 and the column magnetic steel bar 2 are matched together, the surface of the column magnetic steel bar 2 is protected by utilizing the excellent processing performance of the long column tubular clamp body 1 made of metal, and the problems of falling, slag falling, collision damage and the like of the column magnetic steel bar 2 in the processing process are avoided.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The machining method of the sheet magnetic steel part is characterized by comprising the following steps of: the method comprises the following steps:

1) preparing a columnar magnetic steel bar (2) for manufacturing a sheet-shaped magnetic steel part (4), wherein the cross section of the columnar magnetic steel bar (2) is the same as the external dimension of the sheet-shaped magnetic steel part (4);

2) manufacturing a long-column tubular clamp body (1), and enabling the cross section shape of an inner hole (101) of the long-column tubular clamp body (1) to be matched with the cross section shape of a columnar magnetic steel bar (2) and enabling the long-column tubular clamp body and the columnar magnetic steel bar to form small-gap sliding fit;

3) a columnar magnetic steel bar (2) penetrates into an inner hole (101) of the long-column tubular fixture body (1) and is tightly supported and fixed through a plurality of pins (3);

4) finally, the assembled columnar magnetic steel bar (2) and the long column tubular clamp body (1) are cut according to the machining size requirement of the sheet magnetic steel part (4) to form the sheet magnetic steel part (4) and the small ring clamp body (5) which are combined together in a set;

5) the pin (3) is loosened, and the sheet-shaped magnetic steel part (4) is taken out from the small annular clamp body (5).

2. The method for processing a sheet-like magnetic steel part according to claim 1, wherein: the long column tubular clamp body (1) is of a long tubular structure, an inner hole (101) of the long column tubular clamp body (1) and a column magnetic steel bar (2) form small clearance fit, and a row of pin holes (102) used for installing pins (3) are axially and uniformly arranged on one side wall of the long column tubular clamp body (1).

3. The method for processing a sheet-like magnetic steel part according to claim 2, wherein: the distance between two adjacent pin holes (102) is determined according to the thickness of the sheet magnetic steel part (4).

4. The method for processing a sheet-like magnetic steel part according to claim 1, 2 or 3, wherein: the long column tubular clamp body (1) is made of an aluminum alloy material.