CN115580089B

CN115580089B - Rotor core positioning device

Info

Publication number: CN115580089B
Application number: CN202211567972.XA
Authority: CN
Inventors: 肖庆朋; 饶志辉
Original assignee: Jiangsu Lianbo Precision Technology Co ltd
Current assignee: Jiangsu Lianbo Precision Technology Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-04-25
Anticipated expiration: 2042-12-08
Also published as: CN115580089A

Abstract

The invention discloses a rotor core positioning device which comprises a stable bottom plate, a supporting tray, an annular first fixing device, a rotor core, an electric control expanding and supporting positioning device and a rigid-flexible conversion type fixing device. The invention belongs to the technical field of rotor core positioning, and particularly discloses a rotor core positioning device which realizes the technical effect of accurate positioning when a rotor core is installed by adopting a mode of combining reference positioning and expansion positioning according to the conditions that offset errors and inconsistent axes are easy to occur between apertures when the rotor core is laminated; in order to ensure the accuracy of the aperture of the rotor iron core, the aperture of the silicon steel sheet is required to be fixed, and the contradictory technical problems that the aperture of the silicon steel sheet is required to be fixed (the aperture is ensured to be consistent) and the aperture of the silicon steel sheet cannot be fixed (the lamination between the inconvenient silicon steel sheets) are solved by arranging the electric control expanding and positioning device and the rigid-flexible transformation type fixing device.

Description

Rotor core positioning device

Technical Field

The invention belongs to the technical field of rotor core positioning, and particularly relates to a rotor core positioning device.

Background

The rotor iron core is formed by stacking silicon steel sheets, the silicon steel sheets are continuously stacked by manpower, but in the assembly process, offset errors and inconsistent axial lines are easy to occur between apertures of different silicon steel sheets during stacking, so that the problem of further increasing of error during winding is caused, the yield of the rotor iron core is greatly reduced, the accurate assembly of the rotor iron core is realized, the accurate assembly of the rotor iron core is very urgent, a device for positioning the rotor iron core is needed, the device for accurately positioning the rotor iron core is not provided in the prior art, and the accurate positioning of the rotor iron core is difficult to realize.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the invention provides the rotor core positioning device, which realizes the technical effect of accurate positioning when the rotor core is installed by adopting a mode of combining reference positioning and expansion positioning according to the situation that offset errors are easy to occur between apertures when the rotor core is laminated and the axes are inconsistent; in order to ensure the accuracy of the aperture of the rotor iron core, the aperture of the silicon steel sheet is required to be fixed, and the contradictory technical problems that the aperture of the silicon steel sheet is required to be fixed (the aperture is ensured to be consistent) and the aperture of the silicon steel sheet cannot be fixed (the lamination between the inconvenient silicon steel sheets) are solved by arranging the electric control expanding and positioning device and the rigid-flexible transformation type fixing device.

The technical scheme adopted by the invention is as follows: the invention provides a rotor core positioning device which comprises a stable bottom plate, a supporting plate, an annular first fixing device, a rotor core, an electric control expanding and supporting positioning device and a rigid-flexible transformation type fixing device, wherein the supporting plate is arranged on the stable bottom plate; the electric control type expanding and supporting positioning device comprises an elastic expanding and supporting piece, a guide post, a spring, an electrifying plate, an electrifying cavity, a power supply cavity and a power supply piece, wherein the elastic expanding and supporting piece is arranged on a supporting plate, the guide post is arranged on the supporting plate, the springs are uniformly arranged in the elastic expanding and supporting piece at intervals, the electrifying cavity is arranged in the elastic expanding and supporting piece, the electrifying plate is arranged in the electrifying cavity, the power supply cavity is arranged in the supporting plate, the power supply piece is arranged in the power supply cavity, the spring is electrically connected with the electrifying plate, the electrifying plate is electrically connected with the power supply piece, and the sizes of the elastic expanding and supporting piece and the guide post are smaller than the aperture of a rotor iron core; the power supply piece works, the power supply plate is electrified to supply power to the spring, and the spring is contracted at the moment.

Further, the rigid-flexible transformation type fixing device comprises a flexible wrapping layer, a movable electric control, a height adjusting device and a bearing rotating device, wherein the flexible wrapping layer is wrapped on the outer side of the elastic expanding support, the height adjusting device is arranged on the stable bottom plate, the bearing rotating device is arranged on the height adjusting device, and the movable electric control is arranged on the bearing rotating device.

Preferably, an electrorheological fluid is disposed in the flexible coating.

Further, the movable electric control piece comprises a power supply box, a wire, a bearing tube, a first annular capacitor plate and a second annular capacitor plate, wherein the power supply box is arranged on the bearing rotating device, the bearing tube is arranged on the bearing rotating device and is in a hollow arrangement, the first annular capacitor plate and the second annular capacitor plate are arranged on the bearing tube, one end of the wire is electrically connected with the power supply box, and the other end of the wire penetrates through the bearing tube and is electrically connected with the first annular capacitor plate and the second annular capacitor plate.

The bearing rotating device comprises a rotating motor and a bearing plate, wherein the rotating motor is arranged on the height adjusting device, and the bearing plate is connected with the output end of the rotating motor.

As a further preferred aspect of the present invention, the height adjusting device includes a connection base provided on the stable base plate and an electric telescopic rod provided on the connection base, and the rotating electric machine is connected to a movable end of the electric telescopic rod.

Further, the elastic expanding and supporting piece is arranged in a V shape.

The annular first fixing device comprises an upper fixing plate, a lower fixing plate and an annular first fixing assembly, wherein the lower fixing plate is arranged on the stable bottom plate, the annular first fixing assembly is arranged on the lower fixing plate, and the upper fixing plate is arranged on the annular first fixing assembly.

Further, the first subassembly of ring variant includes first tooth, ring gear, rotation gear, drive gear and driving motor, the ring gear rotates to be located between upper fixed plate and the lower fixed plate, be equipped with interior full tooth on the inner wall of ring gear, be equipped with outer incomplete tooth on the outer wall of ring gear, rotation gear rotates to locate between upper fixed plate and the lower fixed plate, rotation gear links to each other with interior full tooth meshing, first tooth links to each other with rotation gear, drive gear rotates to locate on the lower fixed plate, driving motor's output links to each other with drive gear, drive gear links to each other with outer incomplete tooth meshing.

The rotor core is formed by laminating silicon steel sheets, and the model of the silicon steel sheets is 35JGS115.

The beneficial effects obtained by the invention by adopting the structure are as follows: according to the rotor core positioning device, according to the conditions that offset errors and inconsistent axes are easy to occur between apertures when rotor cores are laminated, a mode of combining reference positioning and expansion positioning is adopted, and the technical effect of accurate positioning when the rotor cores are installed is achieved; in order to ensure the accuracy of the aperture of the rotor iron core, the aperture of the silicon steel sheet is required to be fixed, and the contradictory technical problems that the aperture of the silicon steel sheet is required to be fixed (the aperture is ensured to be consistent) and the aperture of the silicon steel sheet cannot be fixed (the lamination between the inconvenient silicon steel sheets) are solved by arranging the electric control expanding and positioning device and the rigid-flexible transformation type fixing device.

Drawings

Fig. 1 is a schematic diagram of the overall structure of a rotor core positioning device according to the present invention;

fig. 2 is a left side view of the rotor core positioning device according to the present invention;

fig. 3 is a top view of a rotor core positioning device according to the present invention;

FIG. 4 is a schematic structural view of the annular-type setting device;

FIG. 5 is a schematic view of the internal structure of the annular-type setting device;

fig. 6 is a structural view of a silicon steel sheet;

FIG. 7 is a schematic diagram of a combination of a stabilizing base plate, a support tray, and an electronically controlled spread positioning device;

FIG. 8 is a cross-sectional view of a stabilizing base plate, a support tray, and an electronically controlled spread positioning device;

FIG. 9 is a schematic view of a rigid-flexible fixation device;

fig. 10 is a schematic structural view of rotor core positioning;

fig. 11 is a cross-sectional view of a rigid-flexible fixation device.

Wherein, 1, a stable bottom plate, 2, a bearing plate, 3, a ring-shaped initial fixing device, 4, a rotor iron core, 5, an electric control expanding and positioning device, 6, a rigid-flexible transformation type fixing device, 7, an elastic expanding and supporting piece, 8, a guide post, 9, a spring, 10, an energizing plate, 11, an energizing cavity, 12, a power supply cavity, 13, a power supply piece, 14, a flexible coating layer, 15, a movable electric control, 16, a height adjusting device, 17, a bearing rotating device, 18 and electrorheological fluid, 19, a power supply box, 20, a lead, 21, a supporting tube, 22, a first annular capacitor plate, 23, a second annular capacitor plate, 24, a rotating motor, 25, a supporting plate, 26, a connecting base, 27, an electric telescopic rod, 28, an upper fixing plate, 29, a lower fixing plate, 30, an annular initial assembly, 31, initial teeth, 32, a toothed ring, 33, a rotating gear, 34, a driving gear, 35, a driving motor, 36, inner full teeth, 37, outer incomplete teeth, 38 and a silicon steel sheet.

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention; all other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate orientation or positional relationships based on those shown in the drawings, merely to facilitate description of the invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

As shown in fig. 1, 3 and 7, the invention provides a rotor core positioning device, which comprises a stable base plate 1, a supporting disc 2, a ring-type initial positioning device 3, a rotor core 4, an electric control expanding and positioning device 5 and a rigid-flexible transformation type fixing device 6, wherein the supporting disc 2 is arranged on the stable base plate 1, the ring-type initial positioning device 3 is arranged on the stable base plate 1, the electric control expanding and positioning device 5 is arranged on the supporting disc 2, and the rigid-flexible transformation type fixing device 6 is arranged on the stable base plate 1.

As shown in fig. 1, 8, 9 and 11, the rigid-flexible transformation type fixing device 6 comprises a flexible wrapping layer 14, a movable electric control part 15, a height adjusting device 16 and a bearing rotating device 17, wherein the flexible wrapping layer 14 is wrapped and arranged on the outer side of the elastic expanding and supporting part 7, an electrorheological fluid 18 is arranged in the flexible wrapping layer 14, the height adjusting device 16 is arranged on the stable bottom plate 1, the bearing rotating device 17 is arranged on the height adjusting device 16, and the movable electric control part 15 is arranged on the bearing rotating device 17; the height adjusting device 16 comprises a connecting base 26 and an electric telescopic rod 27, wherein the connecting base 26 is arranged on the stable bottom plate 1, and the electric telescopic rod 27 is arranged on the connecting base 26; the bearing rotating device 17 comprises a rotating motor 24 and a bearing plate 25, the rotating motor 24 is arranged at the movable end of the electric telescopic rod 27, and the bearing plate 25 is connected with the output end of the rotating motor 24; the movable electric control part 15 comprises a power supply box 19, a lead wire 20, a supporting tube 21, a first annular capacitor plate 22 and a second annular capacitor plate 23, wherein the power supply box 19 is arranged on the supporting rotating device 17, the supporting tube 21 is arranged in a hollow mode, the first annular capacitor plate 22 and the second annular capacitor plate 23 are arranged on the supporting tube 21, one end of the lead wire 20 is electrically connected with the power supply box 19, and the other end of the lead wire 20 penetrates through the supporting tube 21 and is electrically connected with the first annular capacitor plate 22 and the second annular capacitor plate 23.

As shown in fig. 1, 4 and 5, the annular first fixing device 3 comprises an upper fixing plate 28, a lower fixing plate 29 and an annular first fixing assembly 30, wherein the lower fixing plate 29 is arranged on the stable base plate 1, the annular first fixing assembly 30 is arranged on the lower fixing plate 29, and the upper fixing plate 28 is arranged on the annular first fixing assembly 30; the annular first-fixing assembly 30 comprises first-fixing teeth 31, a toothed ring 32, a rotating gear 33, a driving gear 34 and a driving motor 35, wherein the toothed ring 32 is rotationally arranged between the upper fixing plate 28 and the lower fixing plate 29, inner full teeth 36 are arranged on the inner wall of the toothed ring 32, outer incomplete teeth 37 are arranged on the outer wall of the toothed ring 32, the rotating gear 33 is rotationally arranged between the upper fixing plate 28 and the lower fixing plate 29, the rotating gear 33 is meshed with the inner full teeth 36, the first-fixing teeth 31 are connected with the rotating gear 33, the driving gear 34 is rotationally arranged on the lower fixing plate 29, the output end of the driving motor 35 is connected with the driving gear 34, and the driving gear 34 is meshed with the outer incomplete teeth 37.

As shown in fig. 1, 2 and 8, the electric control type expanding and positioning device 5 comprises an elastic expanding and supporting piece 7, a guide post 8, a spring 9, an electrifying plate 10, an electrifying cavity 11, a power supply cavity 12 and a power supply piece 13, wherein the elastic expanding and supporting piece 7 is arranged on a carrying tray 2, the elastic expanding and supporting piece 7 is arranged in a V shape, the guide post 8 is arranged on the carrying tray 2, the springs 9 are uniformly arranged in the elastic expanding and supporting piece 7 at intervals, the electrifying cavity 11 is arranged in the elastic expanding and supporting piece 7, the electrifying plate 10 is arranged in the electrifying cavity 11, the power supply cavity 12 is arranged in the carrying tray 2, the power supply piece 13 is arranged in the power supply cavity 12, the spring 9 is electrically connected with the electrifying plate 10, and the electrifying plate 10 is electrically connected with the power supply piece 13; the power supply member 13 operates, and the energizing plate 10 energizes the spring 9, at which time the spring 9 contracts.

As shown in fig. 1, 6 and 10, the rotor core 4 is formed by laminating silicon steel sheets 38, and the model number of the silicon steel sheets 38 is 35JGS115.

When the device is particularly used, in an initial state, the power supply piece 13 works, the power supply plate 10 is electrified to supply power to the spring 9, the spring 9 is in a contracted state at the moment, namely, the elastic expanding piece 7 is in a contracted state, the first silicon steel sheet 38 is firstly placed on the supporting plate 2 through the guide post 8 and the elastic expanding piece 7, the power supply piece 13 is powered off, the power supply plate 10 is electrified to power off the spring 9, the spring 9 is stretched at the moment, the elastic expanding piece 7 expands and expands the aperture of the first silicon steel sheet to further expand and fill up the aperture of the first silicon steel sheet 38, the position of the first silicon steel sheet 38 is positioned, after the positioning is completed, the power supply piece 13 works, the power supply plate 10 is electrified to supply power to the spring 9, the spring 9 is in a contracted state at the moment, the elastic expanding piece 7 is in a contracted state, the driving motor 35 is started, the driving gear 34 is driven to rotate by the driving motor 35, the driving gear 34 is driven by the rotation of the external incomplete teeth 37, the external incomplete teeth 37 are driven by the rotation of the gear ring 32, the toothed ring 32 rotates to drive the inner full teeth 36 to rotate, the inner full teeth 36 rotates to drive the rotating gear 33 to rotate, the rotating gear 33 rotates to drive the first fixed teeth 31 to rotate, the first fixed teeth 31 rotate to fix the outer circumference of the first silicon steel sheet 38, then the placed silicon steel sheet 38 only needs to pass through the guide post 8 and the elastic expanding and supporting piece 7, after the lamination is completed, the power supply piece 13 is powered off, the power supply board 10 is powered on to power off the spring 9, at this time, the spring 9 stretches, the elastic expanding and supporting piece 7 expands, further the disordered silicon steel sheet 38 is expanded to overlap with the position of the first silicon steel sheet 38, after the positioning is completed, the rotating motor 24 is started, the rotating motor 24 rotates to drive the bearing plate 25 to rotate, the bearing plate 25 rotates to drive the movable electric control piece 15 to rotate until the movable electric control piece 15 is arranged right above the rotor core 4, the electric telescopic rod 27 is started, the electric telescopic rod 27 shortens to drive the bearing rotating device 17 to descend, the supporting rotating device 17 descends to drive the movable electric control part 15 to descend until the rotor core 4 is wrapped, the power supply box 19 is started, the power supply box 19 supplies power to the annular capacitor plate I22 and the annular capacitor plate II 23 through the lead 20, at the moment, the electrorheological fluid 18 in the flexible wrapping layer 14 is instantaneously changed from a liquid state to a solid state, the rotor core 4 is repositioned, the situation of displacement during rotor shaft installation is effectively prevented, the technical effect of omnibearing positioning of the rotor core 4 is achieved, and the method is a specific working procedure of the invention, and the step is repeated during the next use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

The invention and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the invention as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present invention.

Claims

1. Rotor core positioner, its characterized in that: the device comprises a stable bottom plate (1), a supporting disc (2), an annular type initial fixing device (3), a rotor iron core (4), an electric control expanding and supporting positioning device (5) and a rigid-flexible transformation type fixing device (6), wherein the supporting disc (2) is arranged on the stable bottom plate (1), the annular type initial fixing device (3) is arranged on the stable bottom plate (1), the electric control expanding and supporting positioning device (5) is arranged on the supporting disc (2), and the rigid-flexible transformation type fixing device (6) is arranged on the stable bottom plate (1); the electric control type expanding and supporting positioning device (5) comprises an elastic expanding and supporting piece (7), a guide column (8), a spring (9), an electrifying plate (10), an electrifying cavity (11), a power supplying cavity (12) and a power supplying piece (13), wherein the elastic expanding and supporting piece (7) is arranged on a supporting plate (2), the guide column (8) is arranged on the supporting plate (2), the spring (9) is uniformly arranged in the elastic expanding and supporting piece (7) at intervals, the electrifying cavity (11) is arranged in the elastic expanding and supporting piece (7), the electrifying plate (10) is arranged in the electrifying cavity (11), the power supplying cavity (12) is arranged in the supporting plate (2), the power supplying piece (13) is arranged in the power supplying cavity (12), the spring (9) is electrically connected with the electrifying plate (10), and the electrifying plate (10) is electrically connected with the power supplying piece (13). The rigid-flexible transformation type fixing device (6) comprises a flexible wrapping layer (14), a movable electric control (15), a height adjusting device (16) and a bearing rotating device (17), wherein the flexible wrapping layer (14) is wrapped on the outer side of the elastic expanding and supporting piece (7), the height adjusting device (16) is arranged on the stable bottom plate (1), the bearing rotating device (17) is arranged on the height adjusting device (16), and the movable electric control (15) is arranged on the bearing rotating device (17); an electrorheological fluid (18) is arranged in the flexible wrapping layer (14); the movable electric control (15) comprises a power supply box (19), a lead wire (20), a bearing tube (21), a first annular capacitor plate (22) and a second annular capacitor plate (23), wherein the power supply box (19) is arranged on a bearing rotating device (17), the bearing tube (21) is arranged on the bearing rotating device (17), the bearing tube (21) is in a hollow arrangement, the first annular capacitor plate (22) and the second annular capacitor plate (23) are arranged on a bearing tube (21), one end of the lead wire (20) is electrically connected with the power supply box (19), and the other end of the lead wire (20) penetrates through the bearing tube (21) to be electrically connected with the first annular capacitor plate (22) and the second annular capacitor plate (23); the bearing rotating device (17) comprises a rotating motor (24) and a bearing plate (25), the rotating motor (24) is arranged on the height adjusting device (16), and the bearing plate (25) is connected with the output end of the rotating motor (24); the height adjusting device (16) comprises a connecting base (26) and an electric telescopic rod (27), the connecting base (26) is arranged on the stable base plate (1), the electric telescopic rod (27) is arranged on the connecting base (26), and the rotating motor (24) is connected with the movable end of the electric telescopic rod (27); the elastic expanding and supporting piece (7) is arranged in a V shape; the annular variable type first fixing device (3) comprises an upper fixing plate (28), a lower fixing plate (29) and an annular variable type first fixing assembly (30), wherein the lower fixing plate (29) is arranged on the stable bottom plate (1), the annular variable type first fixing assembly (30) is arranged on the lower fixing plate (29), and the upper fixing plate (28) is arranged on the annular variable type first fixing assembly (30); the ring-type initial assembly (30) comprises initial teeth (31), a toothed ring (32), a rotating gear (33), a driving gear (34) and a driving motor (35), wherein the toothed ring (32) is rotationally arranged between an upper fixing plate (28) and a lower fixing plate (29), inner full teeth (36) are arranged on the inner wall of the toothed ring (32), outer incomplete teeth (37) are arranged on the outer wall of the toothed ring (32), the rotating gear (33) is rotationally arranged between the upper fixing plate (28) and the lower fixing plate (29), the rotating gear (33) is meshed with the inner full teeth (36) and connected with the rotating gear (33), the driving gear (34) is rotationally arranged on the lower fixing plate (29), and the output end of the driving motor (35) is connected with the driving gear (34), and the driving gear (34) is meshed with the outer incomplete teeth (37).

2. The rotor core positioning device according to claim 1, wherein: the rotor core (4) is formed by laminating silicon steel sheets (38), and the model of the silicon steel sheets (38) is 35JGS115.