CN116488405B - Motor stator winding free end bending equipment - Google Patents
Motor stator winding free end bending equipment Download PDFInfo
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- CN116488405B CN116488405B CN202310437957.1A CN202310437957A CN116488405B CN 116488405 B CN116488405 B CN 116488405B CN 202310437957 A CN202310437957 A CN 202310437957A CN 116488405 B CN116488405 B CN 116488405B
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- 238000004804 winding Methods 0.000 title claims abstract description 42
- 238000005452 bending Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims abstract description 33
- 230000001360 synchronised effect Effects 0.000 claims description 24
- 238000005520 cutting process Methods 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract 1
- 238000013459 approach Methods 0.000 description 5
- 230000000087 stabilizing effect Effects 0.000 description 5
- 230000001737 promoting effect Effects 0.000 description 4
- 230000004308 accommodation Effects 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0025—Shaping or compacting conductors or winding heads after the installation of the winding in the core or machine ; Applying fastening means on winding heads
- H02K15/0037—Shaping or compacting winding heads
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/0056—Manufacturing winding connections
- H02K15/0068—Connecting winding sections; Forming leads; Connecting leads to terminals
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The application discloses a motor stator winding free end bending device, which relates to the field of motor assembly devices, and comprises a frame, wherein a mounting frame is fixed on the frame, and a mounting circular groove for coaxially embedding a stator is formed in the mounting frame; the rotating frame is rotatably arranged on the frame, the rotating axis of the rotating frame is collinear with the axis of the mounting circular groove, and a driving part for driving the rotating frame to rotate is arranged on the frame; the rotating frame is provided with a supporting frame in a sliding way along the rotating axis of the rotating frame, and the rotating frame is provided with a pushing component for driving the supporting frame to slide; the support frame is provided with a sliding frame, and the support frame is provided with a power component for pushing the sliding frame to slide along any radial direction of the installation circular groove; and the sliding frame is provided with a clamping part for clamping the flat wire pair, and the clamping part is positioned at one side of the installation circular groove in the axial direction. The application has the effects of reducing the labor intensity of workers and improving the efficiency of bending the flat wire.
Description
Technical Field
The application relates to the field of motor assembly equipment, in particular to equipment for bending free ends of motor stator windings.
Background
The flat wire motor is particularly a motor with a stator winding adopting flat wires, the shape of the wires used by the stator winding is changed relative to that of a common motor, and the wires are converted from a plurality of thinner round wires of the common motor to a plurality of thicker rectangular wires, and the rectangular wires are commonly called flat wires.
In the related art, the flat wire motor comprises a rotor and a stator, see fig. 12, wherein the stator comprises a stator core 100 and a stator winding 200 penetrating through the stator core, the stator winding 200 comprises a plurality of flat wire groups 210 uniformly spaced around the axis of the stator winding 200, each flat wire group 210 comprises a plurality of flat wires which are sequentially and closely arranged from outside to inside, and gaps are reserved between any two adjacent flat wire groups 210; stator core 100 is provided with stator slots 110 for inserting flat wire groups, and stator slots 110 are in one-to-one correspondence with flat wire groups 210. Also, each set of flat wires 210 typically includes a multiple of two flat wire pairs 220, and each flat wire pair 220 includes two adjacent flat wires.
In the stator production operation, each flat wire of the stator winding 200 penetrates through the corresponding stator slot 110, and the end of each flat wire penetrating through the corresponding stator slot 110 is a free end; then, the free ends of the pair of flat wires 220 between the adjacent two sets of flat wire sets 210 are welded by a welding apparatus such that all the flat wires are connected in parallel or in series.
With respect to the related art, since all the flat wires in the flat wire group are arranged next to each other, when the free ends of two flat wire pairs of two adjacent stator slots are welded, adjacent other flat wires are easily damaged; therefore, before welding the stator winding, the free end of each flat wire pair is often manually bent and combed so that any adjacent two flat wire pairs within each flat wire group are spaced apart. However, the number of flat wire pairs of the stator winding is large, the free ends of each flat wire pair are bent and combed manually, the working strength is high, the efficiency is relatively low, and there is a need for improvement.
Disclosure of Invention
In order to solve the problems of high working strength and relatively low efficiency in the related art, the application provides a bending device for the free ends of motor stator windings.
The application provides a motor stator winding free end bending device, which adopts the following technical scheme:
The bending equipment for the free end of the motor stator winding comprises a frame, wherein a mounting frame is fixed on the frame, and a mounting circular groove for coaxially embedding a stator is formed in the mounting frame;
The rotating frame is rotatably arranged on the frame, the rotating axis of the rotating frame is collinear with the axis of the mounting circular groove, and a driving part for driving the rotating frame to rotate is arranged on the frame; the rotating frame is provided with a supporting frame in a sliding manner along the rotating axis of the rotating frame, and the rotating frame is provided with a pushing component for driving the supporting frame to slide; the support frame is provided with a sliding frame, and the support frame is provided with a power component for pushing the sliding frame to slide along any radial direction of the installation circular groove; and a clamping part for clamping the flat wire pair is arranged on the sliding frame and is positioned on one side of the installation circular groove in the axial direction.
By adopting the technical scheme, in practical application, the stator is arranged in the installation circular groove, and the free end of the stator winding faces one side of the clamping part; then, the driving part drives the rotating frame to rotate, and the power part drives the sliding frame to slide, so that the clamping part moves to a position opposite to the corresponding flat wire pair; then, the supporting frame is pushed by the pushing component to slide, and the sliding frame is driven by the power component to slide, so that the clamping component approaches to the corresponding flat wire pair, and the flat wire pair is clamped by the clamping component; and finally, driving the sliding frame to slide by the power component and driving the clamping component to move, so as to bend the flat wire pair. By the mode, labor intensity of workers is reduced, and efficiency of bending the flat wire is improved.
It should be noted that in the bending operation of the pair of flat wires, the pair of flat wires of the stator winding may be bent from outside to inside or from inside to outside, thereby providing a space required for normal bending of the pair of flat wires located between the outermost pair of flat wires and the innermost pair of flat wires.
Preferably, the clamping component comprises a backup plate and a clamping plate, the backup plate is fixed on the sliding frame, the length direction of the backup plate is arranged along the sliding direction of the supporting frame, and one side surface of the backup plate in the moving direction of the sliding frame is an abutting surface;
The clamping plate is positioned on one side of the leaning surface of the leaning plate, the length direction of the clamping plate is arranged along the sliding direction of the supporting frame, the clamping plate is connected to the sliding frame in a sliding manner, the sliding direction of the clamping plate is perpendicular to the moving direction of the sliding frame and the sliding direction of the supporting frame, a limiting plate is fixedly arranged on one side, away from the leaning plate, of the clamping plate, a chamfer is arranged on one side, away from the leaning plate and the clamping plate, of the limiting plate, and a cutting edge is formed on one side, away from the clamping plate, of the limiting plate;
when the limiting plate is aligned to the abutting surface, a first accommodating groove for accommodating two free ends of the flat wire pair is formed between the limiting plate and the abutting surface;
The sliding frame is also provided with a driving piece for driving the clamping plate to slide.
By adopting the technical scheme, in practical application, the flat wire pair of the stator winding can be bent from outside to inside, and the clamping plate is driven by the driving piece to be far away from the backup plate; then, the supporting frame is pushed by the pushing component to slide, and the sliding frame is driven by the power component to slide, so that the abutting surface of the backup plate abuts against the side surface of the flat wire pair positioned at the outer side of the stator winding; then, the clamping frame is driven by the driving piece to be close to the flat wire pairs, and the cutting edge cuts into between two adjacent flat wire pairs; and finally, the power part drives the sliding frame to slide to the outer side of the stator winding and drives the clamping part to move, so that the flat wire pair is bent, the clamping operation of the flat wire pair is realized, and the normal clamping operation of the clamping part on the flat wire pair is ensured.
Preferably, two clamping plates are arranged at intervals in the sliding direction of the clamping plates, the two clamping plates are located on two opposite sides of the backup plate, the limiting plates are in one-to-one correspondence with the clamping plates, and the two limiting plates are located between the two clamping plates.
Through adopting above-mentioned technical scheme, by two grip blocks and grip block cooperation backup plate centre gripping flat wire pair, help promoting the stability to flat wire pair centre gripping.
Preferably, the sliding frame is connected with a sliding seat in a sliding manner, the sliding direction of the sliding seat is perpendicular to the moving direction of the sliding frame and the sliding direction of the supporting frame, the clamping plates are fixed on the sliding seat and are in sliding connection with the sliding frame through the sliding seat, and the sliding seat corresponds to the clamping plates one by one;
And, two equal threaded connection has adjusting bolt on the slide, two adjusting bolt's axis collineation is parallel to the slip direction of slide, two adjusting bolt axial one side is close to each other.
Through adopting above-mentioned technical scheme, in the practical application, can rotate two adjusting bolt, adjust the centre gripping interval of two grip blocks to help promoting the suitability to the centre gripping operation of multiple different flat wire group.
Preferably, the driving piece comprises a driving air cylinder, a cylinder body of the driving air cylinder is fixed on the sliding frame, a piston rod of the driving air cylinder is parallel to the moving direction of the sliding frame, and a hinged support is hinged between the end part of the piston rod of the driving air cylinder and the two sliding seats respectively.
Through adopting above-mentioned technical scheme, drive two slides and be close to each other or keep away from through two articulated brackets by the actuating cylinder, help promoting the convenience to the centre gripping of flat wire pair.
Preferably, the sliding frame is provided with a filling rod, the length direction of the filling rod is along the length direction of the backup plate, the filling rod is arranged on the sliding frame in a sliding manner along the length direction of the filling rod, and the filling rod is positioned on one side of the abutting surface of the backup plate and abuts against the abutting surface;
When the limit plate is aligned to the abutting surface, a second accommodating groove for accommodating the free end of the flat wire is formed between the filling rod and the limit plate;
and the sliding frame is provided with a driving assembly for driving the filling rod to slide.
Through adopting above-mentioned technical scheme, when bending every flat wire, can be by driving the subassembly drive filling rod by and slide to make the filling rod penetrate in the first holding tank, at this moment, the second holding tank between filling rod and the limiting plate can only hold single flat wire, and can drive the frame that slides through power component, thereby bend single flat wire. In this way, the suitability of the bending device is facilitated to be improved.
Preferably, the filling rod is fixedly provided with a straight rack, the length direction of the straight rack is along the length direction of the filling rod, the driving assembly comprises a servo motor and an adjusting gear, the servo motor is fixed on a sliding frame, the adjusting gear is coaxially fixed on an output shaft of the servo motor, and the adjusting gear is meshed with the straight rack.
Through adopting above-mentioned technical scheme, by servo motor drive adjusting gear rotation to drive straight rack and filling rod motion, the convenient drive operation who slides the filling rod, and help promoting the filling rod and be in the stability of first holding tank.
Preferably, the mounting frame is provided with a supporting head, the supporting head is located on one side of the mounting circular groove, which is close to the clamping component, the end part of the supporting head faces the axis of the mounting circular groove, the supporting head is uniformly provided with a plurality of supporting heads at intervals around the axis of the mounting circular groove, the supporting heads are in one-to-one correspondence with the flat wire groups, and the frame is also provided with a driving device for driving the supporting head to move towards the axis of the mounting circular groove and lean against the root part of the free end of the flat wire at the outermost side of the stator winding.
Through adopting above-mentioned technical scheme, when bending the flat wire pair, can lean on the root of stator winding outside flat wire free end by drive arrangement drive supporting head, by the atress fulcrum of supporting head as bending flat wire pair free end, reduce the flat wire free end in-process of bending and support the stator core and damage the condition emergence.
Preferably, the mounting frame is fixedly provided with a mounting ring plate, the axis of the mounting ring plate is collinear with the axis of the mounting circular groove, the mounting ring plate is provided with a sliding groove along the radial line of the mounting ring plate, the supporting heads are locally embedded into the sliding groove and are in sliding fit with the sliding groove, and the sliding grooves are in one-to-one correspondence with the supporting heads;
The mounting frame is provided with a synchronous ring plate, the axis of the synchronous ring plate is collinear with the axis of the mounting ring plate, and the synchronous ring plate is rotatably arranged on the mounting frame around the axis of the synchronous ring plate; the guide grooves are formed in the synchronous ring plate from the outer side edge to the inner side, the length direction of each guide groove deviates from the axis of the synchronous ring plate, the guide pieces are arranged on the supporting heads and are embedded into the guide grooves and are in sliding fit with the guide grooves, the guide grooves are uniformly arranged at intervals around the axis of the synchronous ring plate, the guide grooves and the guide pieces are in one-to-one correspondence with the supporting heads, and the driving device is in transmission connection with the synchronous ring plate and drives the synchronous ring plate to rotate.
Through adopting above-mentioned technical scheme, in the practical application, by the rotation of drive arrangement drive synchro-ring board, will be through the inboard or outside motion of all supporting heads of all guiding grooves and guide drive to installation ring board to realize the synchronous drive operation to all supporting heads.
Preferably, the axis of the installation circular groove is vertical, after the stator is installed in the installation circular groove, the free ends of the stator winding are all vertically downward, and a supporting surface for supporting the lower side of the stator core is formed on the upper side of the supporting head, which is close to one side of the axis of the installation circular groove.
By adopting the technical scheme, the stator core is supported by the supporting faces on all the supporting heads, so that the stability of the stator in the installation circular groove is guaranteed.
Drawings
FIG. 1 is a schematic axial view of a bending device for bending free ends of stator windings of a motor according to an embodiment;
FIG. 2 is a schematic diagram of an embodiment of a bending apparatus for bending free ends of stator windings of a motor;
FIG. 3 is a schematic view of a driving device and a supporting head structure according to an embodiment;
FIG. 4 is a schematic view of a driving device and a supporting head structure according to an embodiment;
FIG. 5 is an exploded view of an embodiment showing mainly the construction of the mounting ring plate and the synchronizing ring plate;
FIG. 6 is an exploded view of an embodiment showing a first linear module and an arcuate roof structure;
FIG. 7 is a schematic view of a turret and carriage structure embodying features of the invention;
FIG. 8 is a schematic view of a clamping member structure according to an embodiment;
FIG. 9 is a schematic view of a main embodiment of a back plate and a clamping plate structure;
FIG. 10 is a schematic view of a clamping member according to a second embodiment;
FIG. 11 is a schematic diagram of a driving assembly according to a second embodiment;
fig. 12 is a schematic view of a stator in the related art.
Reference numerals: 1. a frame; 2. a mounting frame; 21. installing a round groove; 211. a fixing seat; 2111. a positioning pin; 22. installing a ring plate; 221. a support head; 2211. a support surface; 2212. a guide wheel; 222. a chute; 23. a driving device; 231. a driving motor; 232. a control gear; 233. an arc-shaped rack; 24. a synchronizing ring plate; 241. a guide groove; 3. a rotating frame; 31. a support frame; 311. a carrying tray; 32. a pushing member; 321. an electric cylinder; 4. a driving part; 41. an electric dividing disc; 5. a sliding frame; 51. a slide; 511. an adjusting bolt; 52. a fixed block; 521. a stabilizing groove; 522. a waist-shaped groove; 523. a limit bolt; 53. driving the assembly; 531. a servo motor; 532. an adjusting gear; 6. a power component; 61. a second linear module; 7. a clamping member; 71. a backup plate; 711. an abutment surface; 712. a guide blade; 713. a first accommodation groove; 72. a clamping plate; 721. a limiting plate; 722. a cutting edge; 73. a driving cylinder; 731. a middle block; 7311. a clamping groove; 732. a hinged bracket; 8. an auxiliary frame; 81. a first linear module; 82. an air chuck; 83. an arc-shaped top plate; 9. a filler rod; 91. a straight rack; 92. a second accommodation groove; 100. a stator core; 110. a stator groove; 120. a positioning groove; 200. a stator winding; 210. a flat wire group; 220. a pair of flat wires.
Detailed Description
The present application will be described in further detail with reference to the accompanying drawings.
In the related art, referring to fig. 12, a stator core 100 is cylindrical, positioning slots 120 are formed in an outer side wall of the stator core 100, the positioning slots 120 extend along an axis of the stator core 100 and penetrate through to two end surfaces of the stator core 100, and a plurality of positioning slots 120 are uniformly spaced around the stator core 100.
The embodiment of the application discloses equipment for bending free ends of motor stator windings.
Embodiment one:
referring to fig. 1 and 2, the motor stator winding free end equipment of bending includes frame 1, and the mount is equipped with mounting bracket 2 on frame 1, is equipped with the installation circular slot 21 that is used for inlaying the stator on the mounting bracket 2, and the axis of installation circular slot 21 is vertical, and installation circular slot 21 link up the upper and lower both sides of mounting bracket 2. The mounting bracket 2 is located the fixed installation annular plate 22 that is provided with of downside of installation circular slot 21, and the axis of installation annular plate 22 and the axis collineation of installation circular slot 21 are provided with supporting head 221 (see fig. 3) along its radial slip on the installation annular plate 22, and the upside that supporting head 221 is close to installation annular plate 22 axis one side is formed with holding surface 2211, and supporting head 221 and flat wire group 210 one-to-one, and is provided with the drive arrangement 23 that is used for driving supporting head 221 to slide on the installation annular plate 22. The rotating frame 3 is rotatably arranged on the frame 1, the rotating axis of the rotating frame 3 is collinear with the axis of the mounting circular groove 21, and the driving part 4 for driving the rotating frame 3 to rotate is arranged on the frame 1. The upper side of the rotating frame 3 is vertically slidably provided with a supporting frame 31, and the rotating frame 3 is provided with a pushing component 32 for driving the supporting frame 31 to slide. The upper side of the supporting frame 31 is provided with a sliding frame 5, and the supporting frame 31 is provided with a power component 6 for pushing the sliding frame 5 to slide along the arbitrary radial direction of the installation circular groove 21; the upper side of the slider 5 is provided with a clamping member 7 for clamping the flat wire pair 220. Also, the clamping member 7 is located below the mounting frame 2.
In actual use, all the supporting heads 221 are driven by the driving device 23 to approach the axis of the mounting ring plate 22; then, the stator may be placed in the mounting circular groove 21 from top to bottom such that the free ends of the stator winding 200 pass downward through the mounting ring plate 22 and such that the lower side of the stator core 100 abuts on the supporting surface 2211; subsequently, all the supporting heads 221 are continuously driven by the driving device 23 to move, so that each supporting head 221 abuts against the root of the free end of the outermost flat wire of the corresponding flat wire group 210. Then, the driving part 4 drives the rotating frame 3 to rotate, the power part 6 drives the sliding frame 5 to slide, the pushing part 32 pushes the supporting frame 31 to slide, so that the clamping part 7 is close to the flat wire pair 220, and the clamping part 7 clamps the flat wire pair 220; finally, the supporting frame 31 is pushed by the pushing component 32 to slide and bend the flat wire pair 220, and at this time, the supporting head 221 is used as a stress pivot for bending the free end of the flat wire pair 220.
Specifically, referring to fig. 3 and 4, a fixing seat 211 is fixedly embedded in the lower side of the side wall of the installation circular groove 21, a positioning pin 2111 is vertically fixed on one side of the fixing seat 211 close to the axis of the installation circular groove 21, the positioning pin 2111 is matched with the positioning groove 120 of the stator core 100 in an embedded manner, a plurality of fixing seats 211 are arranged on the side wall of the installation circular groove 21 at intervals, and the positioning pins 2111 are in one-to-one correspondence with the fixing seats 211. After the stator penetrates into the mounting circular groove 21, each positioning pin 2111 is embedded into a corresponding positioning groove 120 on the stator core 100, so as to position the stator.
Referring to fig. 4 and 5, the mounting ring 22 is provided with a sliding groove 222 along a radial line thereof, the supporting heads 221 are partially embedded into the sliding groove 222 and slidably matched with the sliding groove 222, and the sliding grooves 222 are in one-to-one correspondence with the supporting heads 221. The mounting frame 2 is provided with a synchronizing ring plate 24, the axis of the synchronizing ring plate 24 is collinear with the axis of the mounting ring plate 22, the synchronizing ring plate 24 is arranged on the mounting frame 2 around the rotation axis of the synchronizing ring plate 24, and the synchronizing ring plate 24 is positioned on the upper side of the mounting ring plate 22. The synchronous ring plate 24 is provided with a guide groove 241 from the outer edge to the inner side, and the length direction of the guide groove 241 deviates from the axis of the synchronous ring plate 24; the support head 221 is provided with a guide piece, the guide piece is a guide wheel 2212, the axis of the guide wheel 2212 is vertical, the guide wheel 2212 is rotatably connected to the upper side of the support head 221 around the axis of the guide wheel 2212, and the guide wheel 2212 is embedded into the guide groove 241 and is in sliding fit with the guide groove 241. And, the guide groove 241 is provided with a plurality of evenly spaced around the axis of the synchro-ring plate 24, and the guide groove 241 and the guide wheel 2212 are both in one-to-one correspondence with the supporting heads 221, and the driving device 23 is in transmission connection with the synchro-ring plate 24 and drives the synchro-ring plate 24 to rotate.
The driving device 23 includes a driving motor 231, a control gear 232, and an arc-shaped rack 233. The arc-shaped rack 233 is fixed to the edge of the synchromesh plate 24, and the curvature center of the arc-shaped rack 233 is located on the axis of the synchromesh plate 24. The driving motor 231 is fixed on the mounting frame 2, the control gear 232 is coaxially fixed on the output shaft of the driving motor 231, and the control gear 232 is meshed with the arc-shaped rack 233. In practical application, the driving motor 231 drives the control gear 232 to rotate, and drives the synchronous ring plate 24 to rotate through the arc-shaped rack 233, so that all the supporting heads 221 are driven to synchronously move to the inner side or the outer side of the mounting ring plate 22 through all the guiding grooves 241 and the guiding wheels 2212.
Referring to fig. 1 and 6, the frame 1 is located the upside of the mounting frame 2 and is further provided with an auxiliary frame 8, a first linear module 81 is arranged on the auxiliary frame 8, the first linear module 81 is vertical, and a sliding block of the first linear module 81 is fixedly connected with the auxiliary frame 8. The air chuck 82 is fixed to the lower side of the base of the first linear module 81, and the axis of the air chuck 82 is collinear with the axis of the mounting circular groove 21. The claws of the air chuck 82 face downwards, an arc-shaped top plate 83 is fixed to the outer side of each claw of the air chuck 82, and the curvature center of each arc-shaped top plate 83 is located on the axis of the air chuck 82. After the stator penetrates into the installation circular groove 21, the first linear module 81 drives the air chuck 82 to move downwards, the air chuck 82 and the arc-shaped top plates 83 are conveyed into the stator, and then the air chuck 82 drives each arc-shaped top plate 83 to abut against the inner wall of the stator core 100, so that stability of the stator is improved.
Next, referring to fig. 7, the driving part 4 is an electric index plate 41, the electric index plate 41 is fixed on the frame 1, the axis of the turntable of the electric index plate 41 is vertical, the turntable of the electric index plate 41 faces upward, and the rotating frame 3 is fixed on the turntable of the electric index plate 41. The support frame 31 is connected to the rotating frame 3 in a sliding manner through a plurality of vertically arranged linear guide rails, the pushing component 32 is an electric cylinder 321, a cylinder body of the electric cylinder 321 is fixed on the rotating frame 3, an output shaft of the electric cylinder 321 is vertically upwards, and the upper end of the output shaft of the electric cylinder 321 is fixed with the lower side of the support frame 31.
Referring to fig. 7 and 8, a carrier plate 311 is fixed to the support frame 31, and the axis of the carrier plate 311 is collinear with the rotation axis of the turret 3. The power component 6 is a second linear module 61, the second linear module 61 is fixed on the carrying tray 311, and the second linear module 61 is disposed along a radial line of the carrying tray 311. The sliding block of the second linear module 61 is arranged upwards, and the sliding frame 5 is fixed on the sliding block of the second linear module 61. The clamping member 7 includes a backup plate 71 and a clamping plate 72 (see fig. 9), the backup plate 71 is fixed to the slider 5, the lengthwise direction of the backup plate 71 is along the axial direction of the carrier 311, a side surface of the backup plate 71, which is close to the axial direction of the carrier 311 in the moving direction of the slider 5, is an abutment surface 711, and a guide blade 712 for guiding the backup plate 71 to penetrate between the free ends of the adjacent two flat wires is formed on the upper side of the backup plate 71.
Referring to fig. 8 and 9, a sliding seat 51 is provided on the sliding frame 5, the sliding seat 51 is slidingly connected to the sliding frame 5 through a linear guide rail, and a sliding direction of the sliding seat 51 is horizontal and perpendicular to a moving direction of the sliding frame 5. The clamping plate 72 is vertically fixed to the slide 51, and the clamping plate 72 is located on the side of the abutment surface 711 of the backup plate 71. The clamping plate 72 is fixedly provided with a limiting plate 721 on one side facing away from the backup plate 71, the limiting plate 721 is arranged in a chamfering manner on one side facing away from the backup plate 71 and the clamping plate 72, and a cutting edge 722 is formed on one side facing away from the clamping plate 72. The slide 51 has two clamping plates 72, a limiting plate 721, and a cutting edge 722 in the sliding direction, and the clamping plates 72 are located on both sides of the backup plate 71. When the two limiting plates 721 are aligned with the abutting surfaces 711, a first accommodating groove 713 for accommodating the two free ends of the pair of flat wires 220 is formed between the two limiting plates 721 and the abutting surfaces 711.
The clamping part 7 further comprises a driving part, wherein the driving part is a driving cylinder 73, the cylinder body of the driving cylinder 73 is fixed on the sliding frame 5, and the piston rod of the driving cylinder 73 is parallel to the moving direction of the sliding frame 5. The end part of the piston rod of the driving cylinder 73 is provided with a middle block 731, a fixed block 52 is fixed on the sliding frame 5, a stabilizing groove 521 is formed in the fixed block 52 in a penetrating manner along the moving direction of the sliding frame 5, and the middle block 731 is embedded into the stabilizing groove 521 and is in sliding fit with the stabilizing groove 521; waist-shaped grooves 522 are formed in two opposite side walls of the stabilizing groove 521 along the moving direction of the sliding frame 5, the two waist-shaped grooves 522 penetrate through the outer sides of the fixed blocks 52 respectively, limiting bolts 523 are arranged on the fixed blocks 52, the end portions of the limiting bolts 523 penetrate through the waist-shaped grooves 522 and are screwed into the middle blocks 731 in a threaded mode, and the limiting bolts 523 correspond to the waist-shaped grooves 522 one by one. A clamping groove 7311 is formed in one side, close to the driving cylinder 73, of the middle block 731, the end portion of a piston rod of the driving cylinder 73 is clamped into the clamping groove 7311 and fixed with the middle block 731, and a hinge bracket 732 is hinged between the middle block 731 and the two sliding seats 51 respectively. In order to promote the suitability of clamping part 7, all threaded connection has adjusting bolt 511 on two slide 51, and the axis of two adjusting bolt 511 is collinear and all is parallel to the slip direction of slide 51, and the head of two adjusting bolt 511 is close to each other. And, the second linear modules 61 are uniformly arranged on the bearing disc 311 at intervals around the axis of the bearing disc 311, and the clamping parts 7 are in one-to-one correspondence with the second linear modules 61.
In practical application, the electric dividing disc 41 drives the rotating frame 3 to rotate, the electric cylinder 321 drives the supporting frame 31 to lift, and the second linear module 61 drives the sliding frame 5 to move, so that the clamping component 7 approaches to and departs from the corresponding flat wire pair 220. When the clamping member 7 clamps the flat wire pair 220, the two clamping plates 72 are driven to be far away from each other by the driving cylinder 73 through the two hinge brackets 732; when the abutting surface 711 of the backup plate 71 abuts against one side of the flat wire pair 220, the two driving cylinders 73 drive the two clamping plates 72 to approach each other through the two hinge brackets 732, and under the guidance of the two cutting edges 722, the two limiting plates 721 can easily penetrate between the adjacent two flat wire pairs 220.
The embodiment of the application relates to a motor stator winding free end bending device, which comprises the following implementation principles:
In practical application, the driving motor 231 drives the control gear 232 to rotate, and the arc-shaped rack 233 drives the synchronous ring plate 24 to rotate, so that all the supporting heads 221 are driven to synchronously move towards the inner side of the mounting ring plate 22 through all the guide grooves 241 and the guide wheels 2212, and each supporting head 221 protrudes towards the inner side of the mounting circular groove 21; at this time, the stator may be placed in the mounting circular groove 21 from top to bottom, so that the free end of the stator winding 200 passes through the mounting ring plate 22 downward, and the lower side surface of the stator core 100 abuts against the supporting surface 2211, so that each positioning pin 2111 is embedded in the positioning groove 120 of the stator core 100; then, the motor 231, the control gear 232 and the arc-shaped rack 233 are driven again to cooperate, so that the synchronous ring plate 24 is driven to rotate, and each supporting head 221 is abutted against the flat wire at the outermost side of the corresponding flat wire group 210; then, the air chuck 82 is driven by the first linear module 81 to move downwards, the air chuck 82 and the arc-shaped top plates 83 are fed into the stator, and each arc-shaped top plate 83 is driven by the air chuck 82 to abut against the inner wall of the stator core 100.
After the stator is installed, the electric dividing disc 41 drives the rotating frame 3 to rotate, the electric cylinder 321 drives the supporting frame 31 to ascend, and the second linear module 61 drives the sliding frame 5 to move towards one side of the axis of the bearing disc 311; at this time, the two holding plates 72 are driven away from each other by the driving cylinder 73 through the two hinge brackets 732. When the abutting surface 711 of the backup plate 71 abuts against the outer side of the pair of flat wires 220, the two driving cylinders 73 drive the two clamping plates 72 to approach each other through the two hinge brackets 732, and under the guidance of the two cutting edges 722, the two limiting plates 721 can easily penetrate between the two adjacent pair of flat wires 220, so as to clamp the pair of flat wires 220; finally, the second linear module 61 drives the sliding frame 5 to move, so as to bend the flat wire pair 220.
Embodiment two:
Referring to fig. 10 and 11, the present embodiment is different from the first embodiment in that a filling rod 9 is vertically installed on the sliding frame 5, and the filling rod 9 is slidingly connected with the sliding frame 5. The filling rod 9 is located on the abutting surface 711 side of the backup plate 71 and abuts against the abutting surface 711. The lower side of the filling rod 9 is integrally provided with a straight rack 91, and the straight rack 91 is vertical. The sliding frame 5 is further provided with an actuating component 53, the actuating component 53 comprises a servo motor 531 and an adjusting gear 532, the servo motor 531 is fixed on the sliding frame 5, the adjusting gear 532 is coaxially fixed on an output shaft of the servo motor 531, and the adjusting gear 532 is meshed with the straight rack 91. When a single flat wire is bent, the servo motor 531 drives the gear to rotate and drives the straight rack 91 and the filling rod 9 to ascend; when the stopper 721 faces the abutment surface 711, a second accommodation groove 92 for accommodating the free end of the flat wire is formed between the filling rod 9 and the stopper 721.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (9)
1. The utility model provides a motor stator winding free end equipment of bending, includes frame (1), its characterized in that: the mounting frame (1) is fixedly provided with a mounting frame (2), and the mounting frame (2) is provided with a mounting circular groove (21) for coaxially embedding a stator;
A rotating frame (3) is rotatably arranged on the frame (1), the rotating axis of the rotating frame (3) is collinear with the axis of the mounting circular groove (21), and a driving component (4) for driving the rotating frame (3) to rotate is arranged on the frame (1); the rotating frame (3) is provided with a supporting frame (31) in a sliding manner along the rotating axis of the rotating frame, and the rotating frame (3) is provided with a pushing component (32) for driving the supporting frame (31) to slide; the sliding frame (5) is arranged on the supporting frame (31), and a power component (6) for pushing the sliding frame (5) to slide along any radial direction of the mounting circular groove (21) is arranged on the supporting frame (31); the sliding frame (5) is provided with a clamping component (7) for clamping the flat wire pair (220), and the clamping component (7) is positioned at one side of the installation round groove (21) in the axial direction;
the clamping component (7) comprises a backup plate (71) and a clamping plate (72), the backup plate (71) is fixed on the sliding frame (5), the length direction of the backup plate (71) is arranged along the sliding direction of the supporting frame (31), and one side surface of the backup plate (71) in the moving direction of the sliding frame (5) is a supporting surface (711);
The clamping plate (72) is located on one side of an abutting surface (711) of the backup plate (71), the length direction of the clamping plate (72) is arranged along the sliding direction of the supporting frame (31), the clamping plate (72) is connected onto the sliding frame (5) in a sliding mode, the sliding direction of the clamping plate (72) is perpendicular to the moving direction of the sliding frame (5) and the sliding direction of the supporting frame (31), a limiting plate (721) is fixedly arranged on one side, deviating from the backup plate (71), of the clamping plate (72), one side, deviating from the backup plate (71) and the clamping plate (72), of the limiting plate (721) is arranged in a chamfering mode, and a cutting edge (722) is formed on one side, deviating from the clamping plate (72), of the limiting plate (721);
When the limiting plate (721) is aligned to the abutting surface (711), a first accommodating groove (713) for accommodating two free ends of the flat wire pair (220) is formed between the limiting plate (721) and the abutting surface (711);
The sliding frame (5) is also provided with a driving piece for driving the clamping plate (72) to slide.
2. The motor stator winding free end bending apparatus of claim 1, wherein: the clamping plates (72) are arranged at intervals in the sliding direction of the clamping plates, the two clamping plates (72) are located on two opposite sides of the backup plate (71), the limiting plates (721) are in one-to-one correspondence with the clamping plates (72), and the two limiting plates (721) are located between the two clamping plates (72).
3. The motor stator winding free end bending apparatus of claim 2, wherein: the sliding frame (5) is connected with a sliding seat (51) in a sliding manner, the sliding direction of the sliding seat (51) is perpendicular to the moving direction of the sliding frame (5) and the sliding direction of the supporting frame (31), the clamping plates (72) are fixed on the sliding seat (51) and are in sliding connection with the sliding frame (5) through the sliding seat (51), and the sliding seat (51) corresponds to the clamping plates (72) one by one;
And, two screw thread connection have adjusting bolt (511) on slide (51), two the axis collineation of adjusting bolt (511) just all is parallel to the slip direction of slide (51), two one side in adjusting bolt (511) axial is close to each other.
4. A motor stator winding free end bending apparatus according to claim 3, wherein: the driving piece comprises a driving air cylinder (73), a cylinder body of the driving air cylinder (73) is fixed on the sliding frame (5), a piston rod of the driving air cylinder (73) is parallel to the moving direction of the sliding frame (5), and hinge supports (732) are hinged between the end parts of the piston rod of the driving air cylinder (73) and the two sliding seats (51) respectively.
5. The motor stator winding free end bending apparatus of claim 1, wherein: the filling rod (9) is arranged on the sliding frame (5), the length direction of the filling rod (9) is arranged along the length direction of the backup plate (71), the filling rod (9) is arranged on the sliding frame (5) in a sliding manner along the length direction of the filling rod, and the filling rod (9) is positioned on one side of an abutting surface (711) of the backup plate (71) and abuts against the abutting surface (711);
when the limit plate (721) is aligned with the abutting surface (711), a second accommodating groove (92) for accommodating the free end of the flat wire is formed between the filling rod (9) and the limit plate (721);
And an actuating component (53) for driving the filling rod (9) to slide is arranged on the sliding frame (5).
6. The motor stator winding free end bending apparatus of claim 5, wherein: be fixed with straight rack (91) on filling rod (9), the length direction of straight rack (91) sets up along the length direction of filling rod (9), order about subassembly (53) including servo motor (531) and adjusting gear (532), servo motor (531) are fixed in on sliding frame (5), adjusting gear (532) coaxial fixed in on the output shaft of servo motor (531), just adjusting gear (532) and straight rack (91) meshing.
7. The motor stator winding free end bending apparatus of claim 1, wherein: be provided with supporting head (221) on mounting bracket (2), supporting head (221) are located one side that installation circular slot (21) is close to clamping part (7), the tip of supporting head (221) is towards the axis of installation circular slot (21), supporting head (221) are provided with a plurality of around installation circular slot (21) axis even interval, just supporting head (221) and flat wire group (210) one-to-one, still be provided with on frame (1) and be used for driving supporting head (221) to installation circular slot (21) axis motion and support drive arrangement (23) of stator winding (200) outside flat wire free end root.
8. The motor stator winding free end bending apparatus of claim 7, wherein: the mounting frame (2) is fixedly provided with a mounting ring plate (22), the axis of the mounting ring plate (22) is collinear with the axis of the mounting circular groove (21), the mounting ring plate (22) is provided with a sliding groove (222) along the radial line of the mounting ring plate, the supporting head (221) is partially embedded into the sliding groove (222) and is in sliding fit with the sliding groove (222), and the sliding grooves (222) are in one-to-one correspondence with the supporting heads (221);
The mounting frame (2) is provided with a synchronous ring plate (24), the axis of the synchronous ring plate (24) is collinear with the axis of the mounting ring plate (22), and the synchronous ring plate (24) is rotatably arranged on the mounting frame (2) around the axis of the synchronous ring plate; the synchronous ring plate (24) is provided with guide grooves (241) from the outer edge to the inner side, the length direction of the guide grooves (241) deviates from the axis of the synchronous ring plate (24), the supporting head (221) is provided with guide pieces, the guide pieces are embedded into the guide grooves (241) and are in sliding fit with the guide grooves (241), the guide grooves (241) are uniformly arranged at intervals around the axis of the synchronous ring plate (24), the guide grooves (241) and the guide pieces are in one-to-one correspondence with the supporting head (221), and the driving device (23) is in transmission connection with the synchronous ring plate (24) and drives the synchronous ring plate (24) to rotate.
9. The motor stator winding free end bending apparatus of claim 7, wherein: the axis of the installation circular groove (21) is vertical, after the stator is installed in the installation circular groove (21), the free ends of the stator windings (200) are all vertically downward, and a supporting surface (2211) for supporting the lower side of the stator core (100) is formed on the upper side of the supporting head (221) close to one side of the axis of the installation circular groove (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202310437957.1A CN116488405B (en) | 2023-04-21 | 2023-04-21 | Motor stator winding free end bending equipment |
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| CN202310437957.1A CN116488405B (en) | 2023-04-21 | 2023-04-21 | Motor stator winding free end bending equipment |
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| CN116488405B true CN116488405B (en) | 2024-05-07 |
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| CN117543910B (en) * | 2023-12-26 | 2024-09-06 | 深圳市合利士智能装备有限公司 | Stator flat wire flaring machine and flaring method thereof |
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| CN214290159U (en) * | 2020-12-26 | 2021-09-28 | 上海能循建筑节能科技有限公司 | Integrated plate bending device |
| CN214755982U (en) * | 2021-04-20 | 2021-11-16 | 大连豪森设备制造股份有限公司 | Motor stator flat copper wire head twisting device |
| CN217656534U (en) * | 2022-05-31 | 2022-10-25 | 广东利元亨智能装备股份有限公司 | Flat wire stator end twisting device |
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| EP1936784A1 (en) * | 2006-12-22 | 2008-06-25 | ATS Wickel- und Montagetechnik AG | Device for coiling stators of electric motors |
| DE102011006173B3 (en) * | 2011-03-25 | 2012-07-12 | Wafios Ag | Clamping structure of workpiece bending machine, has guide elements that are displaced in circumferential direction of cylinder such that guide elements are pushed away from guide groove section and carriage is moved to operation position |
| CN207823804U (en) * | 2018-01-25 | 2018-09-07 | 常州宝罗电机有限公司 | A kind of motor copper strap wire bender |
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