JPH025002B2 - - Google Patents

Description

Detailed Description of the Invention (A) Technical Field of the Invention The present invention relates to a rectangular wire winding and a manufacturing method thereof, particularly a winding such as a rotating machine field winding using a rectangular wire and a manufacturing method thereof. The present invention relates to a rectangular wire winding in which the winding body is successively wound without cutting, and a manufacturing method thereof.

(B) Technical Background and Problems A simple winding method is desired when producing multiple winding bodies using rectangular wire.

Conventionally, when manufacturing a winding wire using a rectangular wire, for example, to obtain a field winding for a rotating machine, the method shown in FIG.
As shown in Figure 2, a method was adopted in which the field windings of each pole were wound, and then each winding body was electrically connected to each other. Therefore, there was a problem in that a process such as welding or soldering had to be inserted in order to electrically connect each winding body.

(C) Object and structure of the invention In manufacturing a plurality of winding bodies using rectangular wire, after winding one winding body,
Bend the rectangular wire at right angles so that the winding body does not interfere with the winding machine and wind the next winding body, and after finishing the winding body, bend and twist the rectangular wire in a prescribed position and place it in the prescribed position. It is an object of the present invention to provide a rectangular wire winding that eliminates the need for electrical connection between the winding bodies by arranging a plurality of winding bodies, and a manufacturing method thereof. Therefore, the present invention provides a winding in which a rectangular wire is pressed against a winding frame of a predetermined size and rotated to form a layered structure. A second winding body in which rectangular wires are arranged in layers sequentially from the inner peripheral surface side, and the rectangular wire located at the outermost periphery of the first winding body is bent in the plane of the rectangular wire. The rectangular wire is characterized in that it has at least a non-in-plane bend and continues to the innermost circumferential surface of the second winding body in an uncut state. The present invention is characterized by providing a manufacturing method thereof.

According to the above configuration, it is possible to sequentially wind a plurality of windings without cutting the windings.
As an object of the present invention, there is no need for electrical connection between each winding body, and the structure is simplified.

(D) Embodiments of the Invention The present invention will be described in detail below with reference to the drawings.

FIG. 1 is a perspective view of one embodiment of a rectangular wire winding according to the present invention, FIG. 2A is a perspective view of the main part configuration of a rotating machine,
FIG. 2B is a sectional view of a rotating machine, FIG. 2C is a perspective view of a conventional field winding, FIG. 3 is a method of manufacturing a rectangular wire winding according to the present invention shown in FIG. 5 is a perspective view of another embodiment of the flat wire winding according to the present invention, and FIG. 5 shows a manufacturing method of the flat wire according to the present invention shown in FIG.

In the figure, 1, 1', 2, 2' are rectangular wire windings, 3 is an electrical connection, 4 is a pole, 5, 6, 6', 8,
8', 9, 9', 10, 10', 11, 12, 1
2' is the molded shape of the rectangular wire, 13 and 14 are fixing tapes, a is the starting end of the rectangular wire, b is the intermediate portion, and c is the terminal end.

Conventionally, for example, the perspective view of FIG. 2A and the perspective view of FIG. 2B
Field winding 1' using a flat wire shown in the cross-sectional view of
2', after winding each field winding as shown in Figure 2C, bend the rectangular lead wires so that they are in the predetermined positional relationship, and electrically connect each field winding 3'. In order to do this, welding and soldering were performed.

The present invention provides a winding having a structure in which a plurality of field windings are sequentially and continuously wound as shown in FIG. A detailed explanation will be given below based on FIG. 3. Here, as shown in 8 in Figure 3 E, the flat line is
Bending a flat part of a flat wire at a right angle is hereinafter defined as "bending at a right angle within a non-plane of a flat wire."

In addition, as shown in 6 in Fig. 3C, the rectangular line is
Bending the rectangular wire at right angles to the thickness direction is hereinafter defined as "bending at right angles within the plane of the rectangular wire."

In FIG. 3A, the starting end a of the rectangular wire is bent at a right angle within the plane of the rectangular wire 5. The first winding body 1 is wound in a predetermined number of layers by rotating the winding frame while pressing the bent portion 5 against the winding frame of a winding machine and feeding out the rectangular wire as is conventionally known. . The rolled state is shown in FIG. 3B. The wound first winding body is fixed with tape as shown in FIG. By pressing this bent part 6 against the winding frame of the winding machine and rotating the winding frame, the flat wire is sent out.
The second winding body 2 is wound in a predetermined number of layers. The rolled state is shown in FIG. 3D. The wound body is fixed with tape 14, and then removed from the winding frame. As shown in FIG. 3E, the winding start portion of the second winding body 2 is bent at a right angle within the plane of the rectangular wire 8.
Next, as shown in FIG. 3F, the intermediate portion b is bent at a right angle within the plane of the rectangular line 9. Furthermore, as shown in FIG. 3G, the intermediate portion b is bent at right angles within the plane of the rectangular line and twisted and rotated by 90 degrees 10. Then, as shown in FIG.
2,11. By the winding manufacturing method described above, the winding according to the present invention shown in FIG. 1 is wound up.

In this embodiment, two windings have been described, but a larger number of windings can be sequentially wound in a similar manner. In addition, 10 shown in FIG.
You can also twist and rotate it 270 degrees.

FIG. 4 shows a perspective view of another embodiment of the rectangular wire winding according to the present invention, which differs from the one shown in FIG. 1 mainly in that the intermediate portion b is twisted only by 90 degrees. .

The one shown in FIG. 5A is the same as the one shown in FIG. 3A, so the explanation will be omitted.

FIG. 5B shows a state in which the first winding body 1 described above is wound in a predetermined number of layers.

FIG. 5C shows a state 6' in which the intermediate portion b of the rectangular wire of the first winding body 1 wound as shown in FIG. 5B is bent at a right angle within the plane of the rectangular wire. be.

FIG. 5D shows a state in which the second winding body 2 is wound in a predetermined number of layers in the folded portion 6' shown in FIG. 5C as described above.

FIG. 5E shows a state in which the beginning of the winding of the second winding body 2 is bent at a right angle 8' within the non-plane of the flat wire.

FIG. 5F shows a state in which the intermediate portion b is bent 9' at a right angle within the plane of the rectangular line.

FIG. 5G shows a state 10' in which the intermediate portion b is further twisted and rotated by 90 degrees. Then, a state 1 in which the starting end a of the winding body 1 is bent at a right angle in the non-plane of the rectangular wire
2' is shown.

By going through each of the above steps, the winding body 1 and the winding body 2 shown in FIG. 4 are manufactured.

(E) Effects of the Invention As explained above, according to the present invention, after one winding body is wound with a rectangular wire, the next winding body is wound by bending the rectangular wire. This eliminates the need for electrical connections between the plurality of winding bodies, and has the effect of simplifying the structure. In particular, since no electrical connection is required, it has a great effect on reducing work processes and costs.

[Brief explanation of drawings]

FIG. 1 is a perspective view of a first embodiment of a rectangular wire winding according to the present invention, FIG. 2A is a perspective view of the main structure of a rotating machine, FIG. 2B is a sectional view of the rotating machine, C is a perspective view of a conventional field winding, FIG. 3 is a method for manufacturing a rectangular wire winding according to the present invention shown in FIG. 1, and FIG. 4 is another implementation of the rectangular wire winding according to the present invention. An example perspective view, FIG. 5, shows a method for manufacturing a rectangular wire according to the present invention as shown in FIG. 4. In the figure, 1, 1', 2, 2' are rectangular wire windings, 4 is a pole, 5, 6, 6', 8, 8', 9, 9', 10,
10', 11, 12, 12' are rectangular wire molding shapes,
a represents the starting end of the rectangular wire, b represents the intermediate portion, and c represents the terminal end.

Claims (1)

[Scope of Claims] 1. A winding in which a rectangular wire is pressed against a winding frame of a predetermined size and rotated to form a layered structure, and a first winding body in which the rectangular wire is formed into layers sequentially from the inner peripheral surface side; , a second winding body configured in a layered manner sequentially from the inner peripheral surface side of the flat wire, and a flat wire located at the outermost periphery of the first winding body is folded within the plane of the flat wire. A winding of a rectangular wire, characterized in that the rectangular wire has at least a bend and a non-in-plane bend of the rectangular wire, and is continuous to the innermost circumferential surface of the second winding body in an uncut state. 2. In a manufacturing method for winding a rectangular wire in which the rectangular wire is pressed against a winding frame of a predetermined size and rotated to wind the rectangular wire, the rectangular wire portion b after winding the first winding body 1 is wound within the plane of the rectangular wire. After winding the second winding body 2, the winding start portion of the winding body 2 is bent at a right angle 8 in the non-plane of the flat wire. The rectangular wire is bent at right angles in the plane, 9, and the rectangular wire bent at right angles is bent at right angles in the plane of the rectangular wire and twisted and rotated by 90 degrees 10, thereby sequentially forming a plurality of winding bodies. A method of manufacturing a flat wire winding characterized by winding.