CN215733961U

CN215733961U - Wire nozzle structure of winding machine

Info

Publication number: CN215733961U
Application number: CN202122058707.6U
Authority: CN
Inventors: 黄志炜; 王选超
Original assignee: Clp Pengcheng Intelligent Equipment Co ltd
Current assignee: Clp Pengcheng Intelligent Equipment Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-02-01
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a wire nozzle structure of a winding machine, which comprises a wire passing part, a transition part, a sliding part and a driving part which are integrally formed, wherein: a wire groove which is communicated with the left and the right is axially arranged in the center of the wire passing part, a wire inlet and a wire outlet are respectively arranged at the left end and the right end of the wire groove, the wire inlet and the wire outlet both protrude outwards and are larger than the outside of the wire groove, and a horn mouth is formed by extension; a transition part is arranged at the lower side of one end of the wire passing part, which is provided with a wire inlet, the upper end of the transition part is connected with the wire passing part, and the lower end of the transition part is connected with the sliding part; the sliding part is provided with a through groove which is communicated up and down, the right end of the sliding part is connected with the transition part, the left end of the sliding part is connected with the driving part, and the driving part is connected with the power device. The utility model adopts the integrated nozzle, and the outlet is horn-shaped by improving the structure of the nozzle, so that the friction between the enameled wire and the nozzle can be reduced during winding, the risk of the nozzle scratching the enameled wire is reduced, the service life of the nozzle is prolonged, the assembly error is reduced, and the winding precision is improved.

Description

Wire nozzle structure of winding machine

Technical Field

The utility model belongs to the technical field of motor component manufacturing, and particularly relates to a wire nozzle structure of a winding machine of an iron core stator.

Background

At present, in the internal winding type winding of a stator winding of a large-sized motor, during winding, an enameled wire can be pulled by 10-15kg of pulling force, and an automatic winding machine is usually needed. In the automatic winding process, how to ensure that the enameled wire is not damaged by pulling is a first important task, wherein the structure of a wire nozzle of the winding machine is crucial. The outlet of the nozzle of the existing winding machine is small, the curvature radius of the cross section is small, the smooth and smooth outlet is easily caused during winding, the friction between an enameled wire and the nozzle is increased, the damage to the outlet and the enameled wire is caused, the winding quality is reduced, and the service life of the nozzle is prolonged.

SUMMERY OF THE UTILITY MODEL

The technical purpose is as follows: aiming at the problems in the prior art, the utility model discloses a nozzle structure of a winding machine, which reduces the friction between an enameled wire and the nozzle during winding, improves the winding quality and prolongs the service life of the nozzle.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme: the utility model provides a coiling machine line mouth structure, includes integrated into one piece's line portion, transition portion, sliding part and drive division, wherein:

a wire groove which is communicated with the left and the right is axially arranged in the center of the wire passing part, a wire inlet and a wire outlet are respectively arranged at the left end and the right end of the wire groove, the wire inlet and the wire outlet both protrude outwards and are larger than the outside of the wire groove, and a horn mouth is formed by extension;

a transition part is arranged at the lower side of one end of the wire passing part, which is provided with a wire inlet, the upper end of the transition part is connected with the wire passing part, and the lower end of the transition part is connected with the sliding part;

the sliding part is provided with a through groove which is communicated up and down, the right end of the sliding part is connected with the transition part, and the left end of the sliding part is connected with the driving part.

Preferably, the outlet and the inlet are both oval.

Preferably, the wire outlet and the wire inlet are both provided with arc chamfers and polished to a mirror surface.

Preferably, the wire slots are circular.

Preferably, the inner side of the wire passing groove is polished on four sides.

Preferably, the nozzle structure of the winding machine is made of alloy tool steel, and the surface quenching hardness is more than 60 HRC.

Has the advantages that: compared with the prior art, the utility model has the following beneficial effects:

the utility model adopts the integrated nozzle, and the outlet is horn-shaped by improving the structure of the nozzle, so that the friction between the enameled wire and the nozzle can be reduced during winding, the risk of the nozzle scratching the enameled wire is reduced, the service life of the nozzle is prolonged, the assembly error is reduced, and the winding precision is improved.

Drawings

FIG. 1 is a schematic structural view of a nozzle structure in an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a nozzle structure in an embodiment of the utility model;

FIG. 3 is a side view of a nozzle structure in an embodiment of the utility model;

fig. 4 is a state view of the use of the nozzle structure in the embodiment of the present invention;

the device comprises a 1-wire passing part, a 2-transition part, a 3-sliding part, a 4-driving part, an 11-wire groove, a 12-wire inlet, a 13-wire outlet and a 31-wire passing groove.

Detailed Description

In order to facilitate an understanding of the utility model, the utility model is described in more detail below with reference to the accompanying drawings and specific examples. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may be present. The terms "upper", "lower", and the like used in the present specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Furthermore, the technical features mentioned in the different embodiments of the utility model described below can be combined with each other as long as they do not conflict with each other.

The utility model discloses a wire nozzle structure of a winding machine, which has integrally formed parts and reduced assembly errors, is made of alloy tool steel, has the surface quenching hardness of more than 60HRC, and comprises a wire passing part 1, a transition part 2, a sliding part 3 and a driving part 4 as shown in figures 1 and 2.

A wire groove 11 which is through from left to right is axially arranged in the center of the wire passing part 1, a wire inlet 12 and a wire outlet 13 are respectively arranged at the left end and the right end of the wire groove 11, the wire groove 11 is through the wire inlet 12 and the wire outlet 13, wherein the enameled wire is pulled in from the wire inlet 12, pulled in the wire groove 11 and pulled out from the wire outlet 13. The wire inlet 12 and the wire outlet 13 both protrude outwards to the outside and are larger than the wire groove 11, and the flared opening is formed in an expanding mode, so that friction between an enameled wire and a wire nozzle can be reduced during wire winding, the risk that the wire nozzle damages the enameled wire in a pulling mode is reduced, the service life of the wire nozzle is prolonged, assembly errors are reduced, and the wire winding precision is improved. As shown in fig. 3, in an embodiment of the present invention, the cross-sectional shape of the wire slot 11 is circular, the bell mouths of the wire outlet 13 and the wire inlet 12 are both elliptical, and the wire outlet 13 and the wire inlet 12 are both rounded and chamfered, and polished to a mirror surface, so as to reduce the wear during winding.

The one end downside that sets up line mouth 12 of crossing portion 1 is provided with transition portion 2, and transition portion 2 is used for the integral type to connect crossing portion 1 and sliding part 3: the upper end of the transition part 2 is connected with the wire passing part 1, and the lower end of the transition part 2 is connected with the sliding part 3.

The sliding part 3 is used for limiting the sliding direction of the nozzle structure, the sliding part 3 is provided with a through-slot 31 which is through up and down, and the through-slot 31 is used for passing an enameled wire. The right end of the sliding part 3 is connected with the transition part 2, and the left end of the sliding part 3 is connected with the driving part 4.

The driving part 4 is connected with a power device and drives the nozzle structure to slide. The power device can be a crank motion mechanism driven by a servo motor, and the tail end of the crank motion mechanism is provided with a hinged connecting rod to realize the up-and-down motion of a crank, so that the horizontal motion of the nozzle structure is driven.

As shown in fig. 4, the winding device includes a guide member in which a slide groove is formed, and the sliding portion 3 of the nozzle structure slides in the slide groove. Preferably, the clearance between the sliding portion 3 and the chute is 0.01 mm.

In one embodiment of the utility model, 3 wire nozzle structures are arranged on the winding device, the angle between each two wire nozzle structures is 120 degrees, and during winding, the enameled wire is pulled up from the bottom of the winding device, is pulled into the wire inlet 12 of the wire passing part 1 through the wire passing groove 31 of the sliding part 3, is pulled in the wire groove 11, and is finally pulled out from the wire outlet 13.

The above description is only of the preferred embodiments of the present invention, and it should be noted that: it will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the principles of the utility model and these are intended to be within the scope of the utility model.

Claims

1. The utility model provides a coiling machine line mouth structure which characterized in that, includes integrated into one piece's line portion (1), transition portion (2), sliding part (3) and drive division (4), wherein:

a wire groove (11) which is through from left to right is axially arranged in the center of the wire passing part (1), a wire inlet (12) and a wire outlet (13) are respectively arranged at the left end and the right end of the wire groove (11), the wire inlet (12) and the wire outlet (13) both protrude outwards and are larger than the outside of the wire groove (11), and a horn mouth is formed by expansion;

a transition part (2) is arranged at the lower side of one end of the wire passing part (1) provided with the wire inlet (12), the upper end of the transition part (2) is connected with the wire passing part (1), and the lower end of the transition part (2) is connected with the sliding part (3);

the sliding part (3) is provided with a through groove (31) which is through up and down, the right end of the sliding part (3) is connected with the transition part (2), and the left end of the sliding part (3) is connected with the driving part (4).

2. A nozzle structure of a winding machine according to claim 1, characterized in that the outlet (13) and the inlet (12) are oval.

3. A nozzle structure of a winding machine according to claim 1, characterized in that the outlet (13) and the inlet (12) are rounded and polished to a mirror surface.

4. A nozzle structure of a winding machine according to claim 1, characterized in that the slot (11) is circular.

5. A nozzle structure of a winding machine according to claim 1, characterized in that the inside of the wire passage groove (31) is polished on four sides.

6. The nozzle structure of a winding machine according to claim 1, wherein the nozzle structure of a winding machine is made of alloy tool steel, and the surface quenching hardness is 60HRC or more.