CN116365806A - Automatic winding machine for brushless motor stator - Google Patents

Abstract

The invention discloses an automatic winding machine for a brushless motor stator, which belongs to the field of brushless motor manufacturing equipment and comprises a frame, an XYZ shaft moving device, a clamping device, a wire shearing device and a winding device, wherein the XYZ shaft moving device is arranged on the frame, the clamping device is arranged on one side of the XYZ shaft moving device, the winding device is arranged on the XYZ shaft moving device, the wire shearing device is arranged on the outer side of the winding device, the clamping device comprises a stator fixing seat, a first pressing arm, a first clamping driver and a driving motor, the stator fixing seat is rotatably connected to the clamping device, the first pressing arm is movably connected to the stator fixing seat, the first clamping driver is arranged on one side of the stator fixing seat and can push the first pressing arm to act, the driving motor is connected with the stator fixing seat, and the stator fixing seat can reliably fix the motor for quick replacement winding, so that the stability and the efficiency of the winding of the motor stator are improved.

Description

Automatic winding machine for brushless motor stator

Technical Field

The invention relates to the field of brushless motor manufacturing equipment, in particular to an automatic winding machine for a brushless motor stator.

Background

The brushless DC motor is composed of a motor main body and a driver, is an electromechanical integrated product, and because the brushless DC motor runs in an automatic control mode, a winding is not additionally started on a rotor like a synchronous motor started under heavy load under variable frequency speed regulation, and oscillation and step-out are not generated when load suddenly changes, so that the brushless DC motor has excellent motion characteristics, a small and medium-sized brushless motor is widely adopted as a power source on an internal automatic part on an automobile, the brushless motor comprises a rotor and a stator, a plurality of groups of enameled wires are required to be wound inside the stator during production, manual semi-automatic winding and automatic machine winding are adopted at present, manual semi-automatic winding is required to be manually operated due to the operations such as wire clamping and shearing and terminal manual wire hanging, labor intensity is high, a winding machine has no precise winding function, consistency of winding coils is not guaranteed, and the produced motor has general quality. What is needed is a device for achieving full-automatic high-precision brushless motor stator winding by integrating multiple functions of automatic wire clamping, wire cutting, wire winding, automatic terminal wire hanging, precise wire arrangement and the like.

The patent application with the prior publication number of CN207069840U discloses a seven-shaft brushless motor stator winding machine, which comprises a frame, an XY shaft driving structure is arranged on the frame, a Z shaft structure is arranged above the XY shaft driving structure, a rotary vertical shaft structure is arranged on the right side of the frame, a clamping linkage mechanism is arranged above the rotary vertical shaft structure, a winding rod mechanism is arranged on the right side of the Z shaft mechanism, the winding rod mechanism is connected with a wire shearing mechanism, a stator clamping tool is arranged on the rotary vertical shaft mechanism, precise wire arrangement cannot be carried out in winding of the motor stator winding machine, winding process efficiency is low, and fixation of a motor stator is not stable enough.

Disclosure of Invention

The invention aims to provide an automatic winding machine for a brushless motor stator, which solves the problems of low winding consistency and low winding process efficiency of each group of motor stator winding machines.

In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:

the utility model provides an automatic coiling machine of brushless motor stator, includes frame, XYZ axle mobile device, clamping device, cuts line device and coiling mechanism, XYZ axle mobile device sets up in the frame, clamping device sets up one side of XYZ axle mobile device, coiling mechanism sets up on the XYZ axle mobile device, it is in to cut line device sets up the outside of coiling mechanism, clamping device includes stator fixing base, first press arm, first clamp driver and driving motor, the stator fixing base rotates to be connected on the clamping device, first press arm swing joint is in on the stator fixing base, first clamp driver sets up one side of stator fixing base, and can promote first press arm action, driving motor with the stator fixing base links to each other, through stator fixing base can reliable fixed motor has decided and has carried out quick change wire winding, has improved motor stator winding stability and efficiency.

The clamping device further comprises a second pressing arm and a second clamping driver, the second pressing arm is movably connected to the stator fixing seat, the first pressing arm and the second pressing arm are oppositely arranged, the second clamping driver is arranged on the other side of the stator fixing seat, the second clamping driver pushes the second pressing arm to act, the stability of the motor stator can be improved, and single-side stress of the motor stator is prevented from shaking during winding.

The stator fixing seat comprises a locating plate, a locating rack, a wire hanging column and a wire clamp, wherein the locating plate is arranged on the locating rack, the wire hanging column is arranged in the locating rack and is positioned below the locating plate, the wire clamp is arranged to penetrate through the side wall of the locating rack, and the first clamping driver is aligned with one end of the wire clamp and can be used for rapidly installing and locating a motor stator.

The first pressing arm comprises a pressing rod and a spring, one end of the pressing rod is located above the locating plate, the other end of the pressing rod is opposite to the outer wall of the locating frame, the spring is arranged between the other end of the locating plate and the outer wall of the locating frame, pressing force is provided through the spring, vibration during winding can be absorbed, and safety of the motor stator is guaranteed.

The positioning plate comprises a positioning block, a positioning hole and a groove, wherein the positioning hole is formed to penetrate through the positioning plate, the groove is formed in the positioning plate, one end of the groove is communicated with the positioning hole, the positioning block is detachably connected in the groove, the part of the positioning block stretches into the positioning hole, the direction of the motor stator can be positioned through the positioning block, and the accuracy of loading the motor stator can be adjusted.

The winding device comprises a mounting plate, a guide wheel, a wire pressing assembly and a winding assembly, wherein the mounting plate is arranged on the XYZ shaft moving device, the guide wheel is arranged on the mounting plate, the wire pressing assembly is arranged below the guide wheel, the winding assembly is arranged below the wire pressing assembly, the winding assembly comprises a winding driver, a swing arm and a winding rod, the swing arm is rotationally connected onto the mounting plate, the winding driver drives the swing arm to rotate, one end of the winding rod is connected with the swing arm, the other end of the winding rod can extend into the stator fixing seat, and the automatic wire clamping, winding, automatic wire hanging and precise wire arrangement procedures of the motor stator can be completed through the wire pressing assembly and the winding assembly.

The wire pressing assembly comprises a wire pressing device, a wire clamping device and a guide piece which are sequentially arranged, the wire pressing device is arranged below the guide wheel, the guide piece is arranged on the swing arm, the guide piece is arranged on an extension wire of the winding rod, and enameled wires are prevented from jumping during winding, so that winding errors and quality reduction are caused.

The winding rod comprises a rod body and a wire nozzle, one end of the rod body is connected with the swing arm, and the wire nozzle is arranged at the other end of the rod body and used for guiding the enamelled wire to be wound on an inner winding of the motor stator.

The wire cutting device comprises a wire cutting frame, a first linear driver, a second linear driver and a pair of cutting pliers, wherein the wire cutting frame is arranged on one side of the clamping device, the first linear driver is arranged on the wire cutting frame, the second linear driver is arranged on the first linear driver, and the pair of cutting pliers is arranged on the second linear driver, so that the wire cutting can be automatically performed after a group of winding is completed, and the whole winding process is continuously and efficiently performed.

Still include wire device, wire device sets up on the frame outer wall, wire device includes wire passing wheel, wire passing frame and tensioning ware, wire passing frame with wire passing wheel sets up side by side, tensioning ware is used for adjusting the elasticity degree of enameled wire for adjust the tension and the control line speed of enameled wire, improve wire winding stability.

The beneficial effects of the invention are as follows:

(1) The automatic winding machine for the brushless motor stator is provided with the XYZ shaft moving device and the winding device, the winding device is arranged on the XYZ shaft moving device, so that the winding device can automatically move on a rack, the motor stator can conveniently go up and down and wind for a plurality of groups of motor stators, the winding efficiency of the motor stator is improved, the clamping device and the wire shearing device are further arranged on the automatic winding machine, the wire clamping and shearing can be carried out on the motor stator in a real-time manner, the whole winding process can be continuously and automatically carried out, the winding efficiency is improved, the fixing seat and the first pressing arm are arranged on the clamping device, the motor stator can be accurately positioned and automatically pressed, the motor stator is prevented from shaking and falling off in the winding motion process, and the quality of winding and the consistency between the plurality of groups of windings are improved.

(2) The clamping device of the automatic winding machine is further provided with the second pressing arm, the second pressing arm and the first pressing arm are matched to carry out multipoint fixation on the motor stator, the motor stator can be effectively prevented from shaking during winding, winding precision is improved, the stator fixing plate is provided with the locating plate, the locating frame, the wire hanging column and the wire clamp, the locating plate is used for placing the motor stator, the wire hanging column can be used for hanging an enamelled coil, the wire clamp can fix the wire head of an enamelled wire during replacing the motor stator, the automatic winding machine can continuously and automatically perform winding, in addition, the wire clamp is simultaneously driven by the first clamping driver when the first pressing arm is released, the structure is simplified, the efficiency of replacing the motor stator of the automatic winding machine is improved, the locating plate is provided with the locating block, the locating hole and the groove, the locating block is detachably connected in the groove, the locating block can be automatically adjusted to extend into the groove to a depth, the motor stator can be accurately and stably installed in the locating plate, and locating and orientation are achieved.

(3) The automatic wire winding machine comprises a motor stator, a motor and a wire clamping device, wherein a wire pressing assembly and a wire winding assembly are arranged on a wire winding device of the automatic wire winding machine, a wire winding rod on the wire winding assembly is driven by a wire winding driver to move in a swinging mode to cooperate with the rotation of the wire clamping device to wind the inside of the motor stator, the wire pressing assembly is provided with the wire pressing device to press the enameled wire, the wire clamping device and a guide piece can guide the enameled wire in the direction, the enameled wire is prevented from shaking and misplacement during wire winding, and the consistency of the winding is improved.

(4) The automatic wire winding machine is further provided with a wire device, the wire device is provided with a tensioner and a wire passing wheel, tension adjustment can be carried out on the enameled wire entering the wire winding device, the tension of the enameled wire can be displayed in real time, a worker can monitor and timely adjust the winding condition, and winding stability is improved.

Drawings

Fig. 1 is an isometric view of an automatic winding machine for a brushless motor stator provided by the invention;

fig. 2 is an axial view of a brushless motor stator automatic winding machine without a cover according to the present invention;

fig. 3 is a front view of the brushless motor stator automatic winding machine without the hood according to the present invention;

fig. 4 is an isometric view of an XYZ axis moving device provided by the present invention;

FIG. 5 is a front view of the XYZ-axis moving device provided by the invention;

FIG. 6 is a cross-sectional view taken along line A-A of FIG. 5;

FIG. 7 is an isometric view of a clamping device provided by the present invention;

FIG. 8 is a front view of a clamping device provided by the present invention;

FIG. 9 is a side view of a clamping device provided by the present invention;

FIG. 10 is a top view of a clamping device provided by the present invention;

FIG. 11 is a cross-sectional view taken along line B-B of FIG. 9;

FIG. 12 is an isometric view of a wire cutting apparatus provided by the present invention;

FIG. 13 is an isometric view of a winding apparatus according to the present invention;

fig. 14 is a front view of a winding device provided by the present invention;

FIG. 15 is a cross-sectional view taken along line C-C of FIG. 14;

FIG. 16 is an isometric view of a wire guide provided in the present invention;

fig. 17 is a schematic structural diagram of a second embodiment of the present invention.

Reference numerals:

1. a frame; 2. an XYZ-axis moving device; 21. an X-axis shifter; 22. a Y-axis mover; 23. a Z-axis mover; 24. a wire supporting wheel; 25. a supporting plate; 3. a clamping device; 31. a stator fixing seat; 311. a positioning plate; 3111. an orientation block; 3112. positioning holes; 3113. a groove; 312. a positioning frame; 313. a string hanging column; 314. a wire clamp; 32. a first pressing arm; 321. a compression bar; 322. a spring; 33. a first clamping driver; 331. a push rod; 332. a clamping cylinder; 34. a second clamping driver; 35. a second pressing arm; 36. a driving motor; 37. a photoelectric sensor; 4. a thread cutting device; 41. cutting a wire frame; 411. a bottom plate; 412. a rotating plate; 42. a first linear driver; 43. a second linear driver; 44. cutting pliers; 5. a winding device; 51. a mounting plate; 52. a guide wheel; 53. a wire pressing assembly; 531. a wire pressing device; 532. a wire clip; 533. a guide piece; 54. a winding assembly; 541. a wire-wound driver; 542. a gear; 543. swing arms; 544. a winding rod; 5441. a rod body; 5442. a wire nozzle; 6. a wire guide device; 61. a tensioner; 62. wire passing frame; 63. a wire passing wheel; 7. a hood; 8. a control system; 81. an articulated arm; 82. a control box; 9. a motor stator.

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, based on the examples in the application, which a person of ordinary skill in the art would obtain without inventive faculty, are within the scope of the invention.

Example 1

As shown in fig. 1-16, an automatic winding machine for a brushless motor stator comprises a frame 1, an XYZ shaft moving device 2, a clamping device 3, a wire shearing device 4 and a winding device 5, wherein the XYZ shaft moving device 2 is arranged on the frame 1, the clamping device 3 is arranged on one side of the XYZ shaft moving device 2, the winding device 5 is arranged on the XYZ shaft moving device 2, the wire shearing device 4 is arranged on the outer side of the winding device 5, the clamping device 3 comprises a stator fixing seat 31, a first pressing arm 32, a first clamping driver 33 and a driving motor 36, the stator fixing seat 31 is rotatably connected on the clamping device 3, the first pressing arm 32 is movably connected on the stator fixing seat 31, the first clamping driver 33 is arranged on one side of the stator fixing seat 31 and can push the first pressing arm 32 to act, and the driving motor 36 is connected with the stator fixing seat 31.

Preferably, the clamping device 3 further comprises a second pressing arm 35 and a second clamping driver 34, the second pressing arm 35 is movably connected to the stator fixing seat 31, the first pressing arm 32 is opposite to the second pressing arm 35, the second clamping driver 34 is arranged on the other side of the stator fixing seat 31, the second clamping driver 34 pushes the second pressing arm 35 to act, the motor stator 9 is clamped through two points, and stability and winding precision of the motor stator 9 during winding are improved.

The first clamping driver 33 and the second clamping driver 34 have the same structure, the first clamping driver 33 includes a clamping cylinder 332 and a push rod 331, the push rod 331 is aligned to the other end of the first pressing arm 32, and the clamping cylinder 332 drives the push rod 331 to act.

Further, referring to fig. 7-11, the stator fixing base 31 includes a locating plate 311, a locating rack 312, a wire hanging column 313 and a wire clamp 314, the locating plate 311 is arranged on the locating rack 312, the wire hanging column 313 is arranged in the locating rack 312 and is located below the locating plate 311, the wire clamp 314 is arranged to penetrate through the side wall of the locating rack 312, the first clamping driver 33 aligns to one end of the wire clamp 314, the locating rack 312 is a cylindrical hollowed-out frame, the scissors clamp 44 is convenient to enter the locating rack 312 to finish cutting wires, the wire hanging column 313 is provided with a plurality of wires, one end of the wire hanging column 313 is connected to the locating rack 312 through bolts, the height of the wire hanging column 313 can be adjusted along the axis of the locating rack 312 to match the winding of the motor stator 9 with different lengths, and an annular groove is formed in the outer wall of one end of the wire hanging column 313 outwards for hooking the enameled wire to prevent the enameled wire from slipping.

Preferably, the wire clamp 314 is composed of a wire seat and a wire clamp, the wire seat is fixed on the positioning frame 312, the wire clamp is slidably connected to the wire seat, a part of the wire clamp 314 extends into the positioning frame 312, an elastic element is arranged between the wire clamp and the wire seat and is used for providing a force for resetting the wire clamp, the projection of the other end of the first pressing arm 32 to the surface of the positioning frame 312 coincides with the position of the wire clamp, and the axis of the first clamping driver 33 passes through the coincident point, so that when the motor stator 9 on the stator fixing seat 31 is released, the first clamping driver 33 acts to simultaneously release the first pressing arm 32 and push the wire clamp 314 to clamp the wire, the structure is simplified, and the work efficiency of the clamping device 3 is improved.

Preferably, the XYZ-axis moving device 2 includes an X-axis mover 21, a Y-axis mover 22, and a Z-axis mover 23, the X-axis mover 21 is mounted on a pallet 25, the Y-axis mover 22 is mounted on the X-axis mover 21, the Z-axis mover 23 is mounted on the Y-axis mover 22 for winding and moving use in space, the rotation direction of the driving motor 36 is around the Z-axis, and a wire supporting wheel 24 is provided at the top end of the Z-axis mover 23 for guiding the enamel wire.

Still further, the positioning plate 311 includes a positioning block 3111, a positioning hole 3112 and a groove 3113, the positioning hole 3112 is provided to penetrate the positioning plate 311, the groove 3113 is provided on the positioning plate 311, one end of the groove 3113 communicates with the positioning hole 3112, the positioning block 3111 is detachably connected within the groove 3113, and a portion of the positioning block 3111 protrudes into the positioning hole 3112.

Preferably, the first pressing arm 32 includes a pressing rod 321 and a spring 322, one end of the pressing rod 321 is located above the locating plate 311, the other end is opposite to the outer wall of the locating frame 312, the spring 322 is disposed between the other end of the locating plate 311 and the outer wall of the locating frame 312, the second pressing arm 35 is identical to the first pressing arm 32 in structure, the cross section of the pressing rod 321 is set to be L-shaped, one end of the pressing rod 321 can extend into an end cover of the motor stator 9 to clamp the motor stator 9, the other end of the pressing rod 321 faces to be flush with the side wall of the locating frame 312, and the spring 322 is disposed on the locating frame 312 and is used for applying acting force for pressing the motor stator 9.

Preferably, the clamping device 3 is further provided with a photoelectric sensor 37, and the photoelectric sensor 37 is installed below the positioning frame 312 and used for accurately positioning the positioning frame 312, so that the winding accuracy of the plurality of windings is improved.

Further, the winding device 5 includes a mounting plate 51, a guiding wheel 52, a wire pressing assembly 53 and a winding assembly 54, the mounting plate 51 is arranged on the XYZ-axis moving device 2, the guiding wheel 52 is arranged on the mounting plate 51, the wire pressing assembly 53 is arranged below the guiding wheel 52, the winding assembly 54 is arranged below the wire pressing assembly 53, the winding assembly 54 includes a winding driver 541, a swinging arm 543 and a winding rod 544, the swinging arm 543 is rotatably connected to the mounting plate 51, the winding driver 541 drives the swinging arm 543 to rotate, one end of the winding rod 544 is connected with the swinging arm 543, and the other end of the winding rod 544 can extend into the positioning frame 312.

Preferably, the winding driver 541 on the winding assembly 54 is composed of a cylinder and a rack, the rack is meshed with the gear 542, the swing arm 543 is connected to the gear 542, the linear motion of the cylinder is converted into the swing motion of the swing arm 543, the swing arm 543 and the winding rod 544 are formed into a U shape, and the winding rod is conveniently inserted into the motor stator 9 for winding.

Still further, the wire pressing component 53 includes a wire pressing device 531, a wire clamping device 532 and a guiding piece 533 which are sequentially arranged, the wire pressing device 531 is arranged below the guiding wheel 52, the guiding piece 533 is arranged on the swinging arm 543, the guiding piece 533 is arranged on an extension line of the winding rod 544, the wire pressing device 531 is pushed by a cylinder, after a group of windings are completed, the wire pressing device 531 presses the enameled wire, the enameled wire is sheared by matching with the wire shearing device 4, a wire nozzle is arranged on the wire clamping device 532, and the wire nozzle is arranged below the guiding wheel 52, so that the shake of the enameled wire can be limited.

The winding rod 544 includes a rod body 5441 and a wire nozzle 5442, one end of the rod body 5441 is connected with the swing arm 543, the wire nozzle 5442 is disposed at the other end of the rod body 5441, the wire nozzle 5442 is perpendicular to the rod body 5441 and is used for reciprocally driving the enameled wire to coil, the guiding sheet 533 is located on an extension line of the rod body 5441 and can swing along with the rod body 5441, and the enameled wire is guided into the wire nozzle 5442.

Preferably, the wire cutting device 4 comprises a wire cutting frame 41, a first linear driver 42, a second linear driver 43 and a cutting nipper 44, the wire cutting frame 41 is arranged on one side of the clamping device 3, the first linear driver 42 is arranged on the wire cutting frame 41, the second linear driver 43 is arranged on the first linear driver 42, the first linear driver 42 and the second linear driver 43 move in the same direction and the movement path coincides, the cutting nipper 44 can be pushed in sections, the cutting nipper 44 is arranged on the second linear driver 43, the cutting nipper 44 is a pneumatic cutter, and the cutting nipper can extend into the positioning frame 312 to cut off enameled wires.

Preferably, the shear frame 41 is composed of a bottom plate 411 and a rotating plate 412, the bottom plate 411 is connected to the supporting plate 25, the bottom plate 411 is provided with an arc-shaped slot, the rotating plate 412 is detachably connected to the slot, the rotating plate 412 can adjust the direction by rotating in the slot to align the rotating plate 412 to any side of the positioning frame 312, the rotating plate 412 is provided with a vertical slot, the first linear driver 42 is connected to the rotating plate 412 through the vertical slot, and the height difference between the first linear driver 42 and the positioning frame 312 in the vertical direction can be adjusted through the vertical slot.

The automatic winding machine for the brushless motor stator further comprises a wire guiding device 6, the wire guiding device 6 is arranged on the outer wall of the frame 1, the wire guiding device 6 comprises a wire passing wheel 63, a wire passing frame 62 and a tensioner 61, the wire passing frame 62 and the wire passing wheel 63 are arranged side by side, the tensioner 61 is used for adjusting tightness degree and wire feeding speed of an enameled wire, one end of the wire outgoing from the tensioner 61 is flush with a wire supporting wheel 24 arranged on the XYZ shaft moving device 2, the enameled wire enters the guide wheel 52 through the wire supporting wheel 24 fixed on the XYZ shaft moving device 2, and the wire supporting wheel 24 serves as a fixed reversing wheel to maintain stability of the wire feeding of the enameled wire to the wire pressing assembly 53.

Preferably, a plurality of tensioning wheels and a tension display screen are arranged on the tensioner 61, tension and wire feeding speed can be adjusted through the tensioning wheels after the enameled wire passes through the tensioning wheels, the enameled wire receives tensioning force and carries out visual digital display through the tension display screen, and therefore the enameled wire is convenient for operators to observe and maintain.

Preferably, the wire passing wheel 63 is a grooved wheel, and the wire passing frame 62 is provided with an inert wheel for assisting the wire passing wheel 63 to act, and the wire passing wheel 63 guides the enameled wire from outside to inside to prevent the enameled wire from knotting and winding.

Preferably, a hood 7 is further installed above the frame 1, the hood 7 is used for protecting an automatic winding machine, the control system 8 is installed on the hood 7, the control system 8 comprises an articulated arm 81 and a control box 82, and the control box 82 is connected to the hood 7 through the articulated arm 81, so that operation is facilitated.

The working process of the brushless motor stator automatic winding machine is as follows:

when the motor stator 9 is wound, the XYZ shaft moving device 2 is driven to move backwards, the stator fixing seat 31 is in an initial position, the first pressing arm 32 and the second pressing arm 35 on the stator fixing seat 31 are synchronously opened, the first clamping driver 33 pushes the first pressing arm 32 to be opened and simultaneously presses the wire clamp 314, the wire clamp 314 is released towards the inside of the positioning frame 312, at the moment, the motor stator 9 is clamped by an externally fed manipulator and placed on the positioning plate 311, a chute on the outer surface of the motor stator 9 is aligned with the orientation block 3111 on the positioning plate 311, after the motor stator 9 is completely placed in the stator fixing seat 31, the first pressing arm 32 and the second pressing arm 35 are released, the first pressing arm 32 and the second pressing arm 35 are pressed into a clamping groove of the motor stator 9 from the upper side of the motor stator 9, after the motor stator 9 is completely fixed, the XYZ shaft moving device 2 moves to drive the winding device 5 to move to the upper side of the clamping device 3, the winding assembly 54 is extended into the motor stator 9, at this time, the wire guide device 6 pushes the enameled wire to enter the motor stator 9 through the guide wheel 52, the wire pressing assembly 53 and the winding assembly 54 and is reversed by the wire hanging post 313, the wire ends of the enameled wire are fixed by the wire clamp 314, the driving motor 36 drives the whole stator fixing seat 31 to rotate around the Y axis, the enameled wire is wound on the inner winding of the motor stator 9 in a coiling way by matching with the swinging of the winding rod 544 on the winding assembly 54 and the movement of the XYZ axis moving device 2, once a group of stator fixing seats 31 are temporarily stopped, the shearing pliers 44 on the wire shearing device 4 extend into the positioning frame 312 to shear the enameled wire, after the coiling of a plurality of groups of coils in the motor stator 9 is completed, the stator fixing seat 31 is reset, the first pressing arm 32 and the second pressing arm 35 are opened, and simultaneously the first clamping driver 33 presses the wire clamp 314 to release the wire ends, and taking the motor stator 9 which is wound by the manipulator, putting the motor stator 9 to be wound, and completing full-automatic continuous winding of the motor stator 9.

Example two

As shown in fig. 17, the same features as those of the reference embodiment are not repeated, and the difference is that: the automatic winding machine is provided with two or more groups of clamping devices 3, wire shearing devices 4 and winding devices 5 to form a double-station brushless motor stator automatic winding machine, the XYZ shaft moving device 2 spans the two groups of clamping devices 3 and the wire shearing devices 4, the moving capability of the XYZ shaft moving device 2 is fully utilized, the automatic winding machine is enabled to conveniently take out and place the motor stators 9 after winding of a pair of motor stators 9 is completed, and the overall winding efficiency of the automatic winding machine is improved.

The automatic winding machine is not limited to the automatic winding of a motor stator, and can be used for internal winding of other strip line equipment.

Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.

Claims (10)

1. The utility model provides an automatic coiling machine of brushless motor stator, includes frame (1), XYZ axle mobile device (2), clamping device (3), cuts line device (4) and coiling mechanism (5), XYZ axle mobile device (2) set up on frame (1), clamping device (3) set up one side of XYZ axle mobile device (2), coiling mechanism (5) set up on XYZ axle mobile device (2), cut line device (4) set up the outside of coiling mechanism (5), its characterized in that: clamping device (3) are including stator fixing base (31), first press arm (32), first clamp driver (33) and driving motor (36), stator fixing base (31) rotate and connect on clamping device (3), first press arm (32) swing joint is in on stator fixing base (31), first clamp driver (33) set up one side of stator fixing base (31), and can promote first press arm (32) action, driving motor (36) with stator fixing base (31) link to each other.

2. The automatic winding machine for a brushless motor stator according to claim 1, wherein:

the clamping device (3) further comprises a second pressing arm (35) and a second clamping driver (34), the second pressing arm (35) is movably connected to the stator fixing seat (31), the first pressing arm (32) and the second pressing arm (35) are oppositely arranged, the second clamping driver (34) is arranged on the other side of the stator fixing seat (31), and the second clamping driver (34) pushes the second pressing arm (35) to act.

3. The automatic winding machine for a brushless motor stator according to claim 1, wherein:

stator fixing base (31) are including locating plate (311), locating rack (312), string column (313) and fastener (314), locating plate (311) set up on locating rack (312), string column (313) set up in locating rack (312), and be in the below of locating plate (311), fastener (314) set up to penetrate the lateral wall of locating rack (312), first clamp driver (33) are aimed at the one end of fastener (314).

4. A brushless motor stator automatic winding machine according to claim 3, wherein:

the first pressing arm (32) comprises a pressing rod (321) and a spring (322), one end of the pressing rod (321) is located above the locating plate (311), the other end of the pressing rod is opposite to the outer wall of the locating frame (312), and the spring (322) is arranged between the other end of the locating plate (311) and the outer wall of the locating frame (312).

5. The automatic winding machine for a brushless motor stator according to claim 4, wherein:

the locating plate (311) comprises a locating block (3111), a locating hole (3112) and a groove (3113), the locating hole (3112) is arranged to penetrate through the locating plate (311), the groove (3113) is arranged on the locating plate (311), one end of the groove (3113) is communicated with the locating hole (3112), the locating block (3111) is detachably connected in the groove (3113), and the part of the locating block (3111) stretches into the locating hole (3112).

6. The automatic winding machine for a brushless motor stator according to claim 1, wherein:

the winding device (5) comprises a mounting plate (51), a guide wheel (52), a wire pressing assembly (53) and a winding assembly (54), wherein the mounting plate (51) is arranged on the XYZ shaft moving device (2), the guide wheel (52) is arranged on the mounting plate (51), the wire pressing assembly (53) is arranged below the guide wheel (52), the winding assembly (54) is arranged below the wire pressing assembly (53), the winding assembly (54) comprises a winding driver (541), a swinging arm (543) and a winding rod (544), the swinging arm (543) is rotationally connected to the mounting plate (51), the winding driver (541) drives the swinging arm (543) to rotate, one end of the winding rod (544) is connected with the swinging arm (543), and the other end of the winding rod can extend into the stator fixing seat (31).

7. The automatic winding machine for a brushless motor stator according to claim 6, wherein:

the wire pressing assembly (53) comprises a wire pressing device (531), a wire clamping device (532) and a guide piece (533) which are sequentially arranged, the wire pressing device (531) is arranged below the guide wheel (52), the guide piece (533) is arranged on the swing arm (543), and the guide piece (533) is arranged on an extension line of the winding rod (544).

8. The automatic winding machine for a brushless motor stator according to claim 7, wherein:

the winding rod (544) comprises a rod body (5441) and a wire nozzle (5442), one end of the rod body (5441) is connected with the swing arm (543), and the wire nozzle (5442) is arranged at the other end of the rod body (5441).

9. The automatic winding machine for a brushless motor stator according to claim 8, wherein:

the wire cutting device (4) comprises a wire cutting frame (41), a first linear driver (42), a second linear driver (43) and a pair of cutting pliers (44), wherein the wire cutting frame (41) is arranged on one side of the clamping device (3), the first linear driver (42) is arranged on the wire cutting frame (41), the second linear driver (43) is arranged on the first linear driver (42), and the pair of cutting pliers (44) is arranged on the second linear driver (43).

10. The automatic winding machine for a brushless motor stator according to any one of claims 1 to 9, wherein:

still include wire device (6), wire device (6) set up on frame (1) outer wall, wire device (6) are including crossing line wheel (63), cross line frame (62) and tensioning ware (61), cross line frame (62) with cross line wheel (63) and set up side by side, tensioning ware (61) are used for adjusting the elasticity degree of enameled wire.

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