Automatic winding tool for rotor coil of automobile generator

Abstract

The utility model discloses an automobile generator rotor coil automatic winding tool, which comprises an automatic winding device and a coil rack, the automatic winding device is provided with a fixed seat and a movable seat, the fixed seat and the movable seat are respectively coaxially and oppositely provided with a rotating shaft, the winding tool comprises a left plug-in and a right plug-in which are coaxially arranged, and the left plug-in and the right plug-in are coaxially arranged. The beneficial effects of the utility model lie in that the left plug-in unit and the right plug-in unit are matched with the rotating shaft of the automatic winding equipment in a plug-in manner, the left plug-in unit and the right plug-in unit are finely adjusted through the limiting screws, so that the beveling parts are folded and attached without gaps and then are limited and fixed, the outer diameters of the excircles of the left plug-in unit and the right plug-in unit are consistent, and the coaxiality is within 0.04 mm; therefore, the inner diameter of the wound coil is stable, and the coil and the claw pole are installed smoothly. And the moving seat drives the rotating shaft to horizontally move, so that the beveling seat is separated and closed, and the coil rack is convenient to mount and take out during separation.

Description

Technical field:

[0001] The utility model relates to the technical field of automobile generators, in particular to an automatic winding tool for a rotor coil of an automobile generator. Background technology:

[0002] The automobile generator rotor field coil is one of the main components of the automobile generator rotor, and the automobile generator rotor coil winding is an important process in the automobile generator rotor processing. Once the inner diameter of the automobile generator rotor field coil is unstable after winding, the rotor breaks, which will cause the coil and claw pole to fail to install. Utility model content:

[0003] The utility model aims to solve the existing problems and provides an automatic winding tool for a rotor coil of an automobile generator.

[0004] The technical solutions of the utility model are as follows:

[0005] An automatic winding tool for automobile generator rotor coils, including automatic winding equipment and a coil frame, the automatic winding equipment has a fixed seat and a movable seat, the fixed seat and the movable seat are respectively coaxially arranged with rotating shafts, the winding tool includes a left plug-in and a right plug-in that are coaxially arranged, the left plug-in and the right plug-in both have a cylinder, one end of the cylinder is provided with a socket that matches the rotating shaft, and the other end is formed with a mutually matching chamfered portion, the outer wall of the socket is provided with a plurality of limit screws, the coil frame is installed on the matched chamfered portion, and a retaining ring is provided on the outer circular wall of the cylinder.

[0006] Preferably, the cylindrical outer diameters of the left plug-in and the right plug-in are consistent.

[0007] Preferably, the coaxiality of the left plug-in and the right plug-in is less than 0.04 mm.

[0008] Preferably, the angle A of the beveled portion is 55-65°.

[0009] Preferably, there are two limit screws and they are distributed along the axial direction of the socket.

[0010] The beneficial effects of the utility model are:

[0011] 1. Match the left and right plug-ins with the rotating shaft sleeve of the automatic winding equipment, and fine-tune the left and right plug-ins through the limit screws to make the beveled parts close together without gaps and then limit and fix them. The outer diameters of the left and right plug-ins are consistent, and the coaxiality is within 0.04mm, so as to ensure the stability of the inner diameter of the coil after winding and the smooth installation of the coil and claw pole.

[0012] 2. The moving seat drives the rotating shaft to move horizontally, so that the bevel seat can be separated and closed, which makes it easier to install and remove the coil frame when separated. Description of the drawings:

[0013] Figure 1 It is a three-dimensional schematic diagram of the automatic winding equipment and tooling of the utility model;

[0014] Figure 2 It is a three-dimensional schematic diagram of the tooling of the utility model;

[0015] Figure 3 It is a schematic diagram of the main view of the tooling of the utility model;

[0016] In the attached figure: 1, coil frame; 2, fixed seat; 3, movable seat; 4, rotating shaft; 5, left plug-in; 6, right plug-in; 7, cylinder; 8, socket; 9, chamfered part; 10, limit screw; 11, retaining ring; 12, slot. Specific implementation method:

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0019] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "plurality" means two or more, unless otherwise clearly defined.

[0020] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0022] like Figure 1-3 As shown, an automatic winding tool for automobile generator rotor coils includes automatic winding equipment and a coil frame 1, the automatic winding equipment has a fixed seat 2 and a movable seat 3, and the fixed seat 2 and the movable seat 3 are respectively coaxially arranged with a rotating shaft 4, the winding tool includes a left plug-in 5 and a right plug-in 6 arranged coaxially, and the left plug-in 5 and the right plug-in 6 both have a cylinder 7, one end of the cylinder 7 is provided with a socket 8 matched with the rotating shaft 4, and the other end is formed with a mutually matched chamfered portion 9, a plurality of limit screws 10 are provided on the outer wall of the socket 8, the coil frame 1 is installed on the matched chamfered portion 9, a retaining ring 11 is provided on the outer circular wall of the cylinder 7, and a plurality of slots 12 are formed on the retaining ring 11.

[0023] Specifically, the outer diameters of the cylinders 7 of the left plug-in 5 and the right plug-in 6 are consistent.

[0024] Specifically, the coaxiality of the left plug-in 5 and the right plug-in 6 is less than 0.04 mm.

[0025] Specifically, the included angle A of the chamfered portion 9 is 55-65°.

[0026] Specifically, there are two limit screws 10 distributed along the axial direction of the insertion hole 8 .

[0027] When in use, the left plug-in 5 and the right plug-in 6 are installed on the rotating shaft 4 of the automatic winding equipment through the limit screws 10, and the moving seat 3 is driven to close the left plug-in 5 and the right plug-in 6 for testing. After adjusting the beveled part 9 of the tooling to have no gap, the wire outlet side of the coil frame 1 is installed into the left plug-in 5, the left plug-in 5 and the right plug-in 6 are closed, and the ears of the coil frame 1 are embedded in the card slot 12 before winding.

[0028] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An automatic winding tool for automobile generator rotor coils, comprising an automatic winding device and a coil frame, wherein the automatic winding device has a fixed seat and a movable seat, wherein the fixed seat and the movable seat are respectively provided with rotating shafts coaxially opposite to each other, and wherein: The winding tooling includes a left plug-in and a right plug-in that are coaxially arranged, and the left plug-in and the right plug-in both have a cylinder, one end of the cylinder is provided with a socket that cooperates with the rotating shaft, and the other end is formed with a beveled portion that cooperates with each other, a plurality of limit screws are provided on the outer wall of the socket, the coil frame is installed on the beveled portion after cooperation, and a retaining ring is provided on the outer circular wall of the cylinder.

2. The automatic winding tool for automobile generator rotor coil according to claim 1 is characterized in that: The cylindrical outer diameters of the left plug-in unit and the right plug-in unit are consistent.

3. The automatic winding tool for automobile generator rotor coil according to claim 1 is characterized in that: The coaxiality of the left plug-in and the right plug-in is less than 0.04 mm.

4. The automatic winding tool for automobile generator rotor coil according to claim 1 is characterized in that: The included angle A of the beveled portion is 55-65°.

5. The automatic winding tool for automobile generator rotor coil according to claim 1 is characterized in that: There are two limit screws distributed along the axial direction of the jack.

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