CN210839116U

CN210839116U - Stator winding device of stepping motor

Info

Publication number: CN210839116U
Application number: CN201921974396.4U
Authority: CN
Inventors: 许东想; 曹俊雄; 杨建刚
Original assignee: Weihai Senrong Electric Co ltd
Current assignee: Weihai Senrong Electric Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-06-23
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a step motor stator winding device, it has solved the loaded down with trivial details technical problem of current step motor stator winding structure, and it is equipped with terminal line, circuit board, goes up skeleton, lower skeleton, upper and lower skeleton insulating rubber belt, well polar plate and enameled wire winding, well polar plate is located between skeleton and the lower skeleton, goes up skeleton, lower skeleton and well polar plate's center and establishes the hole respectively, goes up the skeleton outer fringe and establishes skeleton wire winding groove, skeleton wire winding groove is established down to the lower skeleton outer fringe, and the enameled wire is around the group and is located skeleton wire winding groove and lower skeleton wire winding groove, go up the skeleton edge and establish three wiring post groups of skeleton, three wiring post groups of skeleton are established down to the skeleton edge. The utility model discloses but wide application in motor stator winding field.

Description

Stator winding device of stepping motor

Technical Field

The utility model belongs to the technical field of the motor stator winding and specifically relates to a step motor stator winding device.

Background

The stepping motor stator winding comprises a framework and an enameled wire, the enameled wire is wound on the framework, the stepping motor stator winding is provided with a wire protection box in the prior art, a terminal wire needs to be manually penetrated into the wire protection box after winding is finished, a circuit board and the enameled wire winding are installed in the wire protection box, the production efficiency is low, and the cost is high.

Disclosure of Invention

The utility model discloses just for solve the problem among the above-mentioned background art, provide a production efficiency height, with low costs and good reliability's step motor stator winding.

Therefore, the utility model provides a step motor stator winding, be equipped with the skeleton, lower skeleton, well polar plate, terminal line and circuit board, it is equipped with skeleton front bezel and last skeleton back plate to go up the skeleton, it is fixed to be equipped with skeleton setting element to go up skeleton front bezel top, it divide into the three part to go up the skeleton setting element, be fixed in the vertical connecting block on the skeleton front bezel respectively, the metallic channel of the vertical connecting block of perpendicular to and the locating piece of being connected with metallic channel and vertical connecting block, wherein locating piece quantity is two, be located both ends about metallic channel and vertical connecting block respectively, the locating piece also divide into two parts, a part is the slant part of being connected with metallic channel and vertical connecting block, another part is the vertical part of being connected with the slant part.

Preferably, three upper framework binding posts are uniformly distributed at the upper end of the vertical connecting block.

Preferably, an upper framework winding slot is arranged between the upper framework front plate and the upper framework rear plate, an upper framework enameled wire winding is wound in the upper framework winding slot, and the upper framework enameled wire winding is sealed by an upper framework insulating tape.

Preferably, the lower framework is provided with a lower framework front plate and a lower framework rear plate, a lower framework winding groove is formed between the lower framework front plate and the lower framework rear plate, a lower framework enameled wire winding is wound in the lower framework winding groove, and the lower framework enameled wire winding is sealed by a lower framework insulating tape.

Preferably, the lower framework connecting block is fixed at the upper end of the lower framework front plate, and three lower framework binding posts are uniformly distributed at the upper end of the lower framework connecting block.

Preferably, the middle pole plate is located between the upper framework and the lower framework, a round hole is formed in the middle of the middle pole plate, and a plurality of toothed plates are vertically arranged on the edge of the round hole in the radial direction.

Preferably, the circuit board is located above the upper framework, the lower framework and the middle pole plate, a front group of line column holes and a rear group of line column holes are formed in the circuit board and are respectively a first group of line column holes and a second group of line column holes, and each group of line column holes are provided with three parallel line column holes.

Preferably, the front end of the circuit board is welded with terminal wires, and the wiring harnesses of the terminal wires are uniformly distributed in the wire grooves of the upper framework.

The utility model has the advantages that:

the utility model is provided with an upper framework, a lower framework, a middle polar plate, a terminal wire and a circuit board, wherein the upper framework is provided with an upper framework front plate and an upper framework rear plate, the upper end of the upper framework front plate is provided with an upper framework positioning piece which is divided into three parts, namely a vertical connecting block, a wire guide groove and a positioning block, and the vertical connecting block is provided with three wire binding columns for winding the joints of the upper framework enameled wire winding; the wire groove is used for placing a wiring harness of the terminal wire to replace the original wire protecting box; the positioning block is used for being matched with the shell of the stepping motor to prevent the stator winding of the stepping motor from shifting, and the stepping motor has a simple structure and high production efficiency.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the present invention.

1. Mounting a framework; 2, lower framework; 3. a middle pole plate; 4. a terminal wire; 5. a circuit board; 6. an upper framework front plate; 7. a rear plate of the upper framework; 8. an upper bobbin winding slot; 9. winding an enameled wire on the upper framework; 10. an upper framework positioning piece; 11. a vertical connecting block; 12. a wire guide groove; 13. positioning blocks; 14. binding a wire column on the upper framework; 15. mounting a framework insulating tape; 16. a lower framework front plate; 17. a lower frame rear plate; 18. a lower bobbin winding slot; 19. winding the enameled wire of the lower framework; 20. a lower framework connecting block; 21. binding a wire column on the lower framework; 22. a clamping block; 23. a lower framework insulating tape; 24, a hollow cavity; 25. a convex column; 26. a toothed plate; 27. buckling holes; 28. a groove; 29. a first set of post holes; 30. a second set of stud holes.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are only for the purpose of illustrating and explaining the present invention and are not limited to the present invention.

The utility model provides a step motor stator winding device, as shown in fig. 1-2, be equipped with skeleton 1, lower skeleton 2, well polar plate 3, terminal line 4 and circuit board 5.

The upper framework 1 is provided with an upper framework front plate 6 and an upper framework rear plate 7, an upper framework winding groove 8 is formed between the upper framework front plate 6 and the upper framework rear plate 7, an upper framework enameled wire winding 9 is wound in the upper framework winding groove 8, and the upper framework front plate 6, the upper framework rear plate 7 and the lower framework winding groove 8 are integrally formed in an injection molding mode.

Go up fixed skeleton setting element 10 that is equipped with in 6 tops of skeleton front bezel, go up skeleton setting element 10 and divide into the three, be fixed in vertical connecting block 11 on the skeleton front bezel 6 respectively, the metallic channel 12 of the vertical connecting block 11 of perpendicular to and the locating piece 13 of being connected with metallic channel 12 and vertical connecting block 11, wherein locating piece 13 quantity is two, both ends about being located metallic channel 12 and vertical connecting block 11 respectively for cooperate with the step motor casing, prevent that step motor stator winding from shifting. The positioning block 13 is also divided into two parts, a part being an inclined part connected to the wire guide 12 and the vertical connection block 11, and a part being a vertical part connected to the inclined part. Three upper framework wire binding columns 14 are uniformly distributed at the upper end of the vertical connecting block 11, and joints of the upper framework enameled wire winding 9 in the upper framework winding groove 8 are wound on the three upper framework wire binding columns 14. After the upper framework winding slot 8 is wound on the upper framework enameled wire winding 9, the upper framework enameled wire winding is sealed by an upper framework insulating tape 15 and used for protecting the upper framework enameled wire winding 9.

The lower framework 2 is provided with a lower framework front plate 16 and a lower framework rear plate 17, a lower framework winding groove 18 is arranged between the lower framework front plate 16 and the lower framework rear plate 17, and a lower framework enameled wire winding 19 is wound in the lower framework winding groove 18. The lower framework front plate 16, the lower framework rear plate 17 and the lower framework winding groove 18 are integrally formed in an injection molding mode.

Specifically, a lower framework connecting block 20 is fixed at the upper end of the lower framework front plate 16, three lower framework binding posts 21 are uniformly distributed at the upper end of the lower framework connecting block 20, and joints of the lower framework enameled wire winding 19 are wound on the three lower framework binding posts 21. The lower end of the lower framework front plate 16 is provided with a fixture block 22, and after the lower framework winding groove 18 is wound on the lower framework enameled wire winding 19, the lower framework enameled wire winding is sealed by a lower framework insulating tape 23 and used for protecting the lower framework enameled wire winding 19.

In addition, the middle parts of the upper framework 1 and the lower framework 2 are both hollow cavities 24, the outer peripheral ring surface of the upper framework front plate 6 is provided with convex columns 25, and correspondingly, the outer peripheral ring surface of the lower framework front plate 16 is also provided with convex columns 25.

A well polar plate 3 for magnetic conduction is located between skeleton 1 and the lower skeleton 2, and 3 middle parts of well polar plate are equipped with the round hole, and the round hole edge is radially equipped with a plurality of pinion racks 26 perpendicularly, and pinion rack 26 inserts the well cavity 24 of skeleton 1, realizes going up the assembly between skeleton 1 and the well polar plate 3. The peripheral ring surface of the middle pole plate 3 is provided with a plurality of buckling holes 27 which are buckled with the convex columns 25 on the lower framework 2, so that the middle pole plate 3 and the lower framework 2 are assembled. In addition, the lower end of the middle pole plate 3 is provided with a groove 28 matched with a clamping block at the lower end of the lower framework front plate 6, and the clamping block 22 and the groove 28 are matched in structure, so that the middle pole plate 3 and the lower framework 2 can be assembled more conveniently.

And the circuit board 5 is positioned above the upper framework 1, the lower framework 2 and the middle pole plate 3 and is used for conducting electricity for the stator winding device of the stepping motor. The circuit board 5 is provided with a front group of wire column holes and a rear group of wire column holes, namely a first group of wire column holes 29 and a second group of wire column holes 30, each group of wire column holes is provided with three parallel wire column holes, the three wire column holes of the first group of wire column holes 29 are correspondingly matched with three upper framework wire binding columns 14, and the second group of wire column holes 30 are correspondingly matched with three lower framework wire binding columns 21. The front end of the circuit board 5 is welded with the terminal wire 4, and the wiring harness of the terminal wire 4 is uniformly distributed in the wire groove 12 of the upper framework 1 and used for restraining the terminal wire 4, so that the terminal wiring harness is prevented from interfering when the device works.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a step motor stator winding device, is equipped with skeleton, lower skeleton, well polar plate, terminal line and circuit board, characterized by, it is equipped with skeleton front bezel and last skeleton back plate to go up the skeleton, it is fixed with the skeleton setting element to go up skeleton front bezel top, it divide into the three part to go up the skeleton setting element, is fixed in respectively vertical connecting block on the skeleton front bezel, the perpendicular to the metallic channel of vertical connecting block and with the metallic channel with the locating piece that vertical connecting block is connected, wherein locating piece quantity is two, is located respectively the metallic channel with both ends about vertical connecting block, the locating piece also divide into two parts, partly with the metallic channel with the slant part that vertical connecting block is connected, another part is the vertical part who is connected with the slant part.

2. The stepping motor stator winding device according to claim 1, wherein three upper framework binding posts are uniformly distributed at the upper end of the vertical connecting block.

3. The stepping motor stator winding device according to claim 1, wherein an upper frame winding slot is formed between the upper frame front plate and the upper frame rear plate, an upper frame enameled wire winding is wound in the upper frame winding slot, and the upper frame enameled wire winding is sealed by an upper frame insulating tape.

4. The stepping motor stator winding device according to claim 1, wherein the lower bobbin is provided with a lower bobbin front plate and a lower bobbin rear plate, a lower bobbin winding slot is arranged between the lower bobbin front plate and the lower bobbin rear plate, a lower bobbin enameled wire winding is wound in the lower bobbin winding slot, and the lower bobbin enameled wire winding is sealed by a lower bobbin insulating tape.

5. The stator winding device of the stepping motor according to claim 4, wherein a lower frame connecting block is fixed to an upper end of the lower frame front plate, and three lower frame binding posts are uniformly distributed on the upper end of the lower frame connecting block.

6. The stepping motor stator winding device according to claim 1, wherein the middle pole plate is located between the upper framework and the lower framework, a circular hole is formed in the middle of the middle pole plate, and a plurality of toothed plates are vertically arranged on the edge of the circular hole in the radial direction.

7. The stepping motor stator winding device according to claim 1, wherein the circuit board is located above the upper frame, the lower frame and the middle pole plate, the circuit board is provided with a front group of post holes and a rear group of post holes, the first group of post holes and the second group of post holes are respectively arranged on the circuit board, and each group of post holes is provided with three parallel post holes.

8. The stepping motor stator winding device according to claim 7, wherein terminal wires are welded to the front end of the circuit board, and the wire bundles of the terminal wires are uniformly distributed in the wire grooves of the upper frame.