CN212231300U - Brushless DC motor stator winding device - Google Patents

Abstract

The utility model discloses a brushless DC motor stator winding device belongs to the winding device field. A brushless dc motor stator winding device, comprising: the device comprises a base, a clamp and a plurality of bases; the clamp is fixedly arranged on the base and used for fixing the stator; the base is arranged on the upper end surface of the base; the base is rotatably connected with a rotating shaft, the rotating shaft extends towards the stator, and the rotating shaft and a winding head of the stator are coaxially arranged; a lead plate is arranged at the tail end of the rotating shaft and is eccentrically arranged relative to the axis of the rotating shaft, and the lead plate extends to the stator along the rotating shaft; one end of the lead plate close to the stator is provided with a wire outlet hole; the winding machine is characterized in that a supporting plate is fixedly mounted on the rotating shaft, a winding roller is rotatably connected to the supporting plate, and an electromagnetic wire is wound on the winding roller. Compared with the prior art, the winding device is higher in winding efficiency and not easy to knot.

Description

Brushless DC motor stator winding device

Technical Field

The invention relates to the field of winding devices, in particular to a winding device for a brushless direct current motor stator.

Background

The brushless direct current motor is composed of a motor main body and a driver, and is a typical electromechanical integration product. Because the brushless DC motor is operated in a self-control mode, a starting winding is not additionally arranged on a rotor like a synchronous motor which is started under the condition of heavy load under the condition of frequency conversion and speed regulation, and oscillation and step-out can not be generated when the load suddenly changes.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a winding device for a brushless direct current motor stator.

The purpose of the invention can be realized by the following technical scheme:

a brushless dc motor stator winding device, comprising: the device comprises a base, a clamp and a plurality of bases;

the clamp is fixedly arranged on the base and used for fixing the stator;

the base is arranged on the upper end surface of the base;

the base is rotatably connected with a rotating shaft, the rotating shaft extends towards the stator, and the rotating shaft and a winding head of the stator are coaxially arranged;

a lead plate is arranged at the tail end of the rotating shaft and is eccentrically arranged relative to the axis of the rotating shaft, and the lead plate extends to the stator along the rotating shaft; one end of the lead plate close to the stator is provided with a wire outlet hole;

a supporting plate is fixedly arranged on the rotating shaft, a winding roller is rotatably connected to the supporting plate, and an electromagnetic wire is wound on the winding roller; the coil is wound on the winding roller, extends towards the stator along the lead plate and protrudes out of the wire outlet hole.

Furthermore, the base comprises a base plate, a sliding block, a supporting seat, a worm wheel, a screw rod and a worm, wherein the upper end surface of the base plate is provided with a sliding rail which is parallel to the axial direction of the rotating shaft, the sliding rail is connected with the sliding block in a sliding manner, and the screw rod penetrates through the sliding block and is in threaded connection with the sliding block; an inner cavity is arranged in the supporting seat, and the worm wheel is arranged in the inner cavity and is rotationally connected with the supporting seat; the supporting seat is fixedly arranged on the substrate;

the worm extends into the inner cavity and is meshed with the worm wheel; the screw rod extends into the inner cavity and is coaxially and fixedly connected with the worm wheel;

the rotating shaft is rotatably connected with the sliding block.

Further, a plurality of the bases are arranged around the jig at equal intervals.

Further, the lead plate comprises a joint end, a lead screw and a plate body, the joint end is detachably and fixedly connected with the rotating shaft, a sliding groove is formed in the joint end and is arranged along the radial direction of the rotating shaft, the plate body is connected with the joint end in a sliding mode, the lead screw is parallel to the sliding groove, the lead screw penetrates through the plate body and is connected with the joint end in a rotating mode, and the plate body is connected with the lead screw in a threaded mode.

Furthermore, a threaded hole is formed in the joint end, and the rotating shaft is in threaded connection with the joint end through the threaded hole.

Furthermore, counter bores have been seted up at the winding roller both ends, sliding connection has two location axles in the backup pad, two the location axle arrange respectively in the both ends of winding roller, and with the winding roller is coaxial, the location axle is close to the tip structure of winding roller is the toper.

Furthermore, counter bores are formed in two ends of the winding roller, two positioning shafts are fixedly mounted on the supporting plate, and the two positioning shafts are respectively arranged at two ends of the winding roller and are coaxial with the winding roller; the locating shaft is close to one end of the counter bore is hinged to a plurality of first connecting rods, a sliding sleeve is sleeved on the locating shaft and is connected with the locating shaft in a sliding mode, a plurality of second connecting rods are arranged on the sliding sleeve, the number of the second connecting rods is the same as that of the first connecting rods, one ends of the second connecting rods are hinged to the first connecting rods respectively, and the other ends of the second connecting rods are hinged to the sliding sleeve.

Further, the operation method of the brushless direct current motor stator winding device comprises the following steps:

fixing the stator on a base by using the clamp;

fixing one end of a coil on a magnetic pole iron core of the stator, and enabling the tail end of the positioning shaft to abut against a counter bore of the winding roller to generate friction force for blocking the rotation of the winding roller;

the rotating shaft is driven to rotate, the coil is wound on the magnetic pole iron core along the lead plate, and the base moves at a constant speed in the direction away from the clamp, so that the coil is spirally wound on the magnetic pole iron core from inside to outside.

Drawings

The invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a schematic front view of the present application;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged schematic view of B in fig. 2.

The parts corresponding to the reference numerals in the figures are as follows:

1. a substrate; 2. a slider; 3. a screw; 4. a worm; 5. a supporting seat; 6. a rotating shaft; 7. a screw rod; 8. a wire outlet hole; 9. a lead plate; 10. a guide wheel; 11. an engagement tip; 12. a support plate; 13. positioning the shaft; 14. and (4) winding rollers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

Referring to fig. 1 to 4, a winding device for a stator of a brushless dc motor includes: the device comprises a base, a clamp and a plurality of bases; the fixture is fixedly arranged on the base and used for fixing the stator; the base is arranged on the upper end surface of the base; the base is rotatably connected with a rotating shaft 6, the rotating shaft 6 extends towards the stator, and the rotating shaft 6 and the winding head of the stator are coaxially arranged; the tail end of the rotating shaft 6 is provided with a lead plate 9, the lead plate 9 is eccentrically arranged relative to the axis of the rotating shaft 6, and the lead plate 9 extends to the stator along the rotating shaft 6; one end of the lead plate 9 close to the stator is provided with a wire outlet hole 8; a supporting plate 12 is fixedly arranged on the rotating shaft 6, a winding roller 14 is rotatably connected to the supporting plate 12, and an electromagnetic wire is wound on the winding roller 14; the coil is wound on the winding roller 14, extends along the lead plate 9 toward the stator, and protrudes from the outlet hole 8. The lead plate 9 is also provided with a guide wheel 10 for guiding the coil to the wire outlet hole 8.

As will be described further below, the present invention is used in a manner that, prior to winding, the coil material is wound around the winding roller 14, the stator is fixed to the jig, a coil core of the stator is selected, a free end of the coil is fixed to the coil core, the rotating shaft 6 is aligned with the coil core, and the rotating shaft 6 is driven to rotate, at this time, the coil is wound around the coil core via the lead plate 9.

Furthermore, the base comprises a substrate 1, a sliding block 2, a supporting seat 5, a worm wheel, a screw rod 3 and a worm 4, wherein the upper end surface of the substrate 1 is provided with a sliding rail which is parallel to the axial direction of a rotating shaft 6, the sliding rail is connected with the sliding block 2 in a sliding manner, and the screw rod 3 penetrates through the sliding block 2 and is in threaded connection with the sliding block 2; an inner cavity is arranged in the supporting seat 5, and the worm wheel is arranged in the inner cavity and is rotationally connected with the supporting seat 5; the supporting seat 5 is fixedly arranged on the substrate 1; the worm 4 extends into the inner cavity and is meshed with the worm wheel; the screw rod 3 extends into the inner cavity and is coaxially and fixedly connected with the worm wheel; the rotating shaft 6 is rotatably connected with the sliding block 2.

Through the setting, the operator can drive the worm wheel to rotate through rotating the worm 4, the worm 4 drives the screw rod 3 to rotate, thereby the slider 2 slides along the slide rail, thereby the rotating shaft 6 rotates the wire winding, the rotating shaft 6 feeds along the axial direction, and the spiral winding is conveniently carried out.

Further, a plurality of bases are arranged around the clamp at equal intervals.

Further, the lead plate 9 includes a joint end 11, a lead screw 7 and a plate body, the joint end 11 is detachably and fixedly connected with the rotating shaft 6, a sliding groove arranged along the radial direction of the rotating shaft 6 is formed in the joint end 11, the plate body is slidably connected with the joint end 11, the lead screw 7 is parallel to the sliding groove, the lead screw 7 penetrates through the plate body and is rotatably connected with the joint end 11, and the plate body is in threaded connection.

Furthermore, a threaded hole is formed in the joint end 11, and the rotating shaft 6 is in threaded connection with the joint end 11 through the threaded hole.

Furthermore, counterbores are formed in two ends of the winding roller 14, two positioning shafts 13 are connected to the support plate 12 in a sliding mode, the two positioning shafts 13 are respectively arranged at two ends of the winding roller 14 and are coaxial with the winding roller 14, and the end portion, close to the winding roller 14, of each positioning shaft 13 is conical.

Furthermore, counter bores are formed in two ends of the winding roller 14, two positioning shafts 13 are fixedly mounted on the support plate 12, and the two positioning shafts 13 are respectively arranged at two ends of the winding roller 14 and are coaxial with the winding roller 14; the one end that location axle 13 is close to the counter bore articulates there is many first connecting rods, and the cover is equipped with the sliding sleeve on the location axle 13, sliding sleeve and location axle 13 sliding connection are equipped with many second connecting rods on the sliding sleeve, and the second connecting rod is the same with first connecting rod quantity, and the one end of many second connecting rods is articulated with first connecting rod respectively, and the other end of second connecting rod is articulated with the sliding sleeve.

Further, the operation method of the brushless direct current motor stator winding device comprises the following steps:

fixing the stator on the base by using a clamp;

one end of the coil is fixed on a magnetic pole iron core of the stator, and the tail end of the positioning shaft 13 is abutted against a counter bore of the winding roller 14 to generate friction force for blocking the rotation of the winding roller 14;

the driving shaft 6 rotates, the coil is wound on the magnetic pole iron core along the lead plate 9, and the base is moved at a uniform speed in the direction away from the clamp, so that the coil is spirally wound on the magnetic pole iron core from inside to outside.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (8)

1. A brushless DC motor stator winding device is characterized by comprising: the device comprises a base, a clamp and a plurality of bases;

the clamp is fixedly arranged on the base and used for fixing the stator;

the base is arranged on the upper end surface of the base;

the base is rotatably connected with a rotating shaft, the rotating shaft extends towards the stator, and the rotating shaft and a winding head of the stator are coaxially arranged;

a lead plate is arranged at the tail end of the rotating shaft and is eccentrically arranged relative to the axis of the rotating shaft, and the lead plate extends to the stator along the rotating shaft; one end of the lead plate close to the stator is provided with a wire outlet hole;

a supporting plate is fixedly arranged on the rotating shaft, a winding roller is rotatably connected to the supporting plate, and an electromagnetic wire is wound on the winding roller; the coil is wound on the winding roller, extends along the lead plate toward the stator, and protrudes from the wire outlet hole.

2. The winding device of the brushless direct current motor stator as claimed in claim 1, wherein the base comprises a base plate, a sliding block, a supporting seat, a worm wheel, a screw rod and a worm, the upper end surface of the base plate is provided with a sliding rail which is parallel to the axial direction of the rotating shaft, the sliding rail is connected with the sliding block in a sliding manner, and the screw rod penetrates through the sliding block and is connected with the sliding block in a threaded manner; an inner cavity is arranged in the supporting seat, and the worm wheel is arranged in the inner cavity and is rotationally connected with the supporting seat; the supporting seat is fixedly arranged on the substrate;

the worm extends into the inner cavity and is meshed with the worm wheel; the screw rod extends into the inner cavity and is coaxially and fixedly connected with the worm wheel;

the rotating shaft is rotatably connected with the sliding block.

3. The winding apparatus of a stator of a brushless dc motor as claimed in claim 1, wherein a plurality of the housings are arranged around the jig at equal intervals.

4. The winding device of the stator of the brushless dc motor as claimed in claim 1, wherein the lead plate includes a connection end, a lead screw and a plate, the connection end is detachably and fixedly connected to the rotation shaft, the connection end is formed with a sliding slot radially disposed along the rotation shaft, the plate is slidably connected to the connection end, the lead screw and the sliding slot are parallel to each other, the lead screw penetrates through the plate and is rotatably connected to the connection end, and the plate is threadedly connected to the plate.

5. The winding device for a stator of a brushless dc motor as claimed in claim 4, wherein a threaded hole is formed in the coupling end, and the shaft is threadedly coupled to the coupling end through the threaded hole.

6. The winding device for the stator of the brushless direct current motor as claimed in claim 1, wherein counter bores are formed at both ends of the winding roller, two positioning shafts are slidably connected to the supporting plate, the two positioning shafts are respectively disposed at both ends of the winding roller and are coaxial with the winding roller, and the end of the positioning shaft close to the winding roller is configured to be conical.

7. The winding device for the stator of the brushless direct current motor according to claim 1, wherein counter bores are formed at both ends of the winding roller, two positioning shafts are fixedly mounted on the supporting plate, and the two positioning shafts are respectively arranged at both ends of the winding roller and are coaxial with the winding roller; the locating shaft is close to one end of the counter bore is hinged to a plurality of first connecting rods, a sliding sleeve is sleeved on the locating shaft and is connected with the locating shaft in a sliding mode, a plurality of second connecting rods are arranged on the sliding sleeve, the number of the second connecting rods is the same as that of the first connecting rods, one ends of the second connecting rods are hinged to the first connecting rods respectively, and the other ends of the second connecting rods are hinged to the sliding sleeve.

8. The winding apparatus for a stator of a brushless dc motor according to claim 6, wherein the winding apparatus for a stator of a brushless dc motor is operated by a method comprising the steps of:

fixing the stator on a base by using the clamp;

fixing one end of a coil on a magnetic pole iron core of the stator, and enabling the tail end of the positioning shaft to abut against a counter bore of the winding roller to generate friction force for blocking the rotation of the winding roller;

the rotating shaft is driven to rotate, the coil is wound on the magnetic pole iron core along the lead plate, and the base moves at a constant speed in the direction away from the clamp, so that the coil is spirally wound on the magnetic pole iron core from inside to outside.

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