CN115133732B - Pre-plug wire transfer mechanism of flat wire motor - Google Patents
Pre-plug wire transfer mechanism of flat wire motor Download PDFInfo
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- CN115133732B CN115133732B CN202211048227.4A CN202211048227A CN115133732B CN 115133732 B CN115133732 B CN 115133732B CN 202211048227 A CN202211048227 A CN 202211048227A CN 115133732 B CN115133732 B CN 115133732B
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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
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
Abstract
The invention discloses a pre-plug wire transfer mechanism of a flat wire motor, which is applied to the field of motor production of new energy automobiles and comprises a base, a transfer die, a rotary driving device and a pin inserting device, wherein the transfer die comprises a chassis and a plug wire jig, a plurality of plug wire slots are distributed on the plug wire jig, and a channel is radially arranged on the chassis corresponding to the plurality of plug wire slots respectively; the pin device comprises a plurality of pins, the pins are elastically and telescopically positioned in the channel, and the front ends of the pins are close to or far away from the lower end of the slot; the rotary driving device is arranged on the base, and the output end of the rotary driving device is connected with the chassis. Therefore, through cooperation of the detachable transfer die and the base, and the pin inserting device and the rotary driving device are matched, after the transfer die is taken down, the angle and tightness of the inserted wire can be kept unchanged all the time, the loose condition of the flat wire in the transfer process is avoided, a clamp is not required to be prepared independently for the flat wire of each type, the assembly cost is reduced, and the production efficiency is accelerated.
Description
Technical Field
The invention relates to the technical field of motor production for new energy automobiles, in particular to a pre-plugging wire transfer mechanism for a flat wire motor.
Background
With the rapid development of new energy vehicles, higher requirements are also put forward for motors applied to the new energy vehicles, and the flat wire motor has the advantages of high slot filling rate, high power and high torque, and has good heat dissipation performance, so that the flat wire motor is widely applied. In the assembly production process of the flat wire motor, the U-shaped flat wire needs to be inserted into the stator, but the quick insertion of the flat wire is difficult to realize due to the small slot on the stator; the existing wire plugging mode is to plug a flat wire on a jig, and then take out the flat wire from the jig and transfer and plug the flat wire into a stator; although the indirect wire plugging mode has small difficulty compared with the direct wire plugging mode, the special fixture is required to clamp the flat wire in the process of transferring the flat wire, the phenomenon that the flat wire is inclined and loosened is difficult to avoid in the clamping process, the flat wire cannot completely correspond to a slot on the stator, and the inconvenience is brought to the wire plugging operation; moreover, different jig operations are required for flat wires of different types, and if there are a plurality of types of plug wires, a plurality of types of jigs need to be prepared, resulting in an increase in cost. Therefore, the transfer mechanism is designed to solve the problem by coping with the existing flat wire plug wire design.
Disclosure of Invention
In view of the above, the present invention is directed to the defects in the prior art, and a main object of the present invention is to provide a transfer mechanism for pre-plugging a flat wire motor, wherein a transfer mold is detachably matched with a base, and a pin inserting device is matched with a rotation driving device, so as to achieve automatic wire supporting and automatic abutting, after the transfer mold is taken out, an angle and tightness of a plugged wire rod can be kept unchanged all the time, thereby avoiding the occurrence of loose flat wires in a transfer process, eliminating the need of separately preparing a clamp for each type of flat wire, reducing assembly cost, and accelerating production efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pre-plug wire transfer mechanism of a flat wire motor comprises a base, a transfer die, a rotary driving device and a pin inserting device, wherein the transfer die is detachably mounted above the base, the rotary driving device drives the transfer die to rotate, the pin inserting device is used for supporting and supporting wires, the transfer die comprises a base plate and a plug wire jig located in the center of the base plate, a plurality of plug wire slots are annularly distributed on the plug wire jig, and a channel is radially arranged on the base plate corresponding to the plug wire slots respectively; the pin inserting device comprises a plurality of pins, the pins are elastically and telescopically positioned in the channel, and the front ends of the pins are close to or far away from the lower end of the slot; the rotary driving device is arranged on the base, and the output end of the rotary driving device is connected with the chassis.
As a preferred embodiment: each contact pin is provided with a roller; the pin inserting device is characterized by further comprising a pin withdrawing assembly arranged on the base, the pin withdrawing assembly comprises a plurality of driving plates and a plurality of cylinders, the plurality of driving plates are annularly spliced, the plurality of cylinders are in one-to-one correspondence with each driving plate, the plurality of driving plates form a ring body which is located under the surrounding of a plurality of rollers and is enlarged or reduced under the driving of the corresponding cylinders, and the ring body is in separable abutting joint with the rollers.
As a preferred embodiment: every drive plate all is the arc and extends, is provided with the extension arm in drive plate one end, and the other end is provided with the cooperation breach, and when adjacent drive plate cooperates, the extension arm detachable embedding of a drive plate is in the breach of another drive plate.
As a preferred scheme: the plurality of cylinders are radially distributed on the base, and the ends of the cylinders are connected with the driving plates at corresponding angles.
As a preferred scheme: the tail end of each contact pin is connected with an elastic element, the tail end of each elastic element extends out of the corresponding channel, a cover body covers the chassis, the circumferential side wall of the cover body is blocked outside the plurality of channels, and the tail end of each elastic element abuts against the circumferential side wall of the cover body.
As a preferred scheme: the roller is rotatably arranged on the lower surface of the tail end of the contact pin and is in separable rolling contact with the outer side wall of the drive plate.
As a preferred scheme: every layer of plug wire groove on the plug wire tool is separated for a plurality of plug wire grooves along the circumferencial direction.
As a preferred scheme: the rotary driving device comprises a motor, a gear and a gear ring, the motor is installed on the base, the gear is installed at the end of the motor shaft, the gear ring is installed on the base in a rotatable mode, the gear ring is meshed with the gear, and the gear ring is detachably matched with a chassis of the transfer die.
As a preferred embodiment: the lower surface of the chassis is provided with a first matching structure, a second matching structure is arranged on the gear ring corresponding to the first matching structure, and the first matching structure and the second matching structure are detachably matched with each other.
As a preferred embodiment: the upper side wall of the front end of the contact pin forms a wire supporting part for supporting a wire, and the front side wall of the front end of the contact pin forms a wire supporting part for supporting the wire.
Compared with the prior art, the automatic wire supporting and clamping device has the advantages and beneficial effects, and concretely, according to the technical scheme, the transfer die is detachably matched with the base, and the pin inserting device is matched with the rotary driving device, so that automatic wire supporting and automatic clamping are realized when the multi-layer wires are inserted into the transfer die, and the wire inserting quality is improved; meanwhile, the angle of the plug wire can be automatically adjusted to adapt to plug wires with different angles. Moreover, the transfer die can be completely separated from the base, and compared with the traditional method that only the inserted wires are taken out, the angle and the compactness of the inserted wires can be kept unchanged all the time after the transfer die is taken out, so that the condition that the flat wires are loose in the transfer process is avoided, and great convenience is provided for the subsequent insertion and installation of the flat wires into the stator; moreover, the transfer die can be used for inserting flat wires of various models, a clamp does not need to be prepared for the flat wires of each model, the assembly cost is reduced, and the production efficiency is improved.
To more clearly illustrate the structural features and effects of the present invention, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a perspective view of a pivoting mechanism of the present invention;
FIG. 2 is a side view of the pivoting mechanism of the present invention;
FIG. 3 is a perspective view of the transfer mold separated from the base according to the present invention;
FIG. 4 is a schematic side view of the transfer mold of the present invention separated from the base;
FIG. 5 is a schematic view of the internal structure of the transfer mold according to the present invention;
FIG. 6 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 5;
FIG. 7 is a perspective view of the pin of the present invention separated from the transfer mold.
Description of the figures:
10. a base; 20. a transfer die; 21. a chassis; 22. wire inserting jigs; 23. a wire inserting groove; 24. a channel; 25. a cover body; 30. a rotation driving device; 31. a motor; 40. a pin inserting device; 41. inserting a pin; 411. a wire supporting part; 412. a wire butting part; 413. a roller; 42. a needle withdrawing assembly; 421. a drive plate; 422. a cylinder; 423. an extension arm; 424. a matching notch; 43. an elastic element; 50. a flat wire.
Detailed Description
As shown in fig. 1 to 7, the invention provides a wire pre-plugging transfer mechanism for a flat wire motor, which comprises a base 10, a transfer die 20 detachably mounted on the base 10, a rotary driving device 30 for driving the transfer die 20 to rotate, and a pin inserting device 40 for supporting and abutting wires, wherein:
the middle rotating die 20 comprises a chassis 21 and a wire inserting jig 22 positioned in the center of the chassis 21, a plurality of wire inserting grooves 23 are annularly distributed on the wire inserting jig 22, and a channel 24 is radially arranged on the chassis 21 corresponding to the plurality of wire inserting grooves 23 respectively; the pin device comprises a plurality of pins 41, the pins 41 are elastically and telescopically positioned in the channel 24, and the front ends of the pins 41 are close to or far away from the lower end of the wire inserting groove 23; the rotation driving device 30 is installed on the base 10, and its output end is connected to the chassis 21. Each layer of the wire inserting grooves 23 on the wire inserting jig 22 are separated into a plurality of wire inserting grooves 23 along the circumferential direction. The upper side wall of the front end of the pin forms a wire supporting part 411 for supporting a wire, and the front side wall of the front end of the pin forms a wire abutting part 412 for abutting the wire.
Each contact pin is provided with a roller 413; the pin inserting device 40 further comprises a pin withdrawing assembly 42 arranged on the base 10, the pin withdrawing assembly 42 comprises a plurality of driving plates 421 and a plurality of cylinders 422, the plurality of driving plates 421 are annularly assembled, the plurality of cylinders 422 are connected with each driving plate 421 in a one-to-one correspondence manner, the plurality of driving plates 421 form a ring body which is located under the surrounding of the plurality of rollers 413 and is expanded or reduced under the driving of the corresponding cylinders 422, and the ring body is detachably abutted to the rollers 413. Every drive plate 421 all is the arc extension, is provided with extension arm 423 in drive plate 421 one end, and the other end is provided with cooperation breach 424, and when adjacent drive plate 421 cooperation, extension arm 423 detachable embedding of a drive plate 421 is in the breach of another drive plate 421. The plurality of cylinders 422 are radially distributed on the base 10, and the shaft ends of the cylinders 422 are connected with the driving plates 421 at corresponding angles. The tail end of each insertion pin is connected with an elastic element 43 (spring), the tail end of each elastic element 43 extends out of the corresponding channel 24, a cover body 25 covers the bottom plate 21, the circumferential side wall of the cover body 25 is blocked outside the plurality of channels 24, and the tail end of each elastic element 43 abuts against the circumferential side wall of the cover body 25. The roller 413 is rotatably mounted on the lower surface of the tail end of the pin, and is in detachable rolling contact with the outer side wall of the driving plate 421.
The rotation driving device 30 comprises a motor 31, a gear and a gear ring, the motor 31 is installed on the base 10, the gear is installed at the shaft end of the motor 31, the gear ring is installed on the base 10 in a rotatable mode, the gear ring is meshed with the gear, and the gear ring is detachably matched with the chassis 21 of the middle rotating die 20. The lower surface of the chassis 21 is provided with a first matching structure, a second matching structure corresponding to the first matching structure is arranged on the gear ring, and the first matching structure and the second matching structure are detachably matched with each other. The first matching structure is a positioning column, the second matching structure is a positioning hole, and the positioning column is detachably inserted into the positioning hole.
The working principle of the pre-plug wire transfer mechanism is as follows: before the flat wire 50 is pre-inserted, the plurality of air cylinders 422 drive the corresponding driving plates 421 to be close to each other to the tightest state, so that the ring body is minimized; placing the transfer mold 20 on the base 10 to position the first and second mating structures in a mating manner; the contact pin 41 is pushed by the elasticity of the elastic element 43 at the rear end to extend forwards into the lower end of the plug wire slot 23, the flat wire is inserted from the plug wire slot 23 at the inner layer of the stator, and after the flat wire at the innermost layer is inserted downwards into the plug wire slot 23, the wire supporting part 411 of the contact pin 41 can support the flat wire (the plug wire slot 23 is wider, and the flat wire is easy to drop downwards when the first-layer flat wire is inserted), so that the flat wire is prevented from dropping; when the second layer of flat wire is inserted, the air cylinder 422 drives the driving board 421 to retreat to push the roller 413 to the rear side, so that the inserting pin 41 is forced to retreat integrally and away from the first layer of flat wire; at this time, the first layer of flat wire is further pressed downwards into the corresponding position in the wire insertion slot 23 by another wire pressing device (such as a cylinder 422 pushes downwards), the cylinder 422 drives the driving plate 421 to be away from the roller 413, the elastic element 43 urges the wire abutting portion 412 at the front end of the contact pin to abut against the lower end of the first layer of flat wire forwards (since the cross section of the wire insertion slot 23 is a radial strip, the lower end of the first layer of flat wire is inclined in the wire insertion slot 23 easily, in order to avoid scraping damage to the paint stripping surface of the first layer of flat wire when the second layer of flat wire is inserted, the lower end of the second layer of flat wire is scraped and damaged, the first layer of flat wire must be kept in a vertical state in the wire insertion slot 23, and at the same time, the abutting flat wire can make the plurality of layers of flat wires closer to each other, so as to improve the tightness of the wire insertion, the contact pin is driven by the driving cylinder 422 to return again after the second layer of flat wire is inserted to a certain depth, at this time, most of the second layer of flat wire is already located in the wire insertion slot 23, and the described line beating motion is continued to insert the second layer of flat wire to the predetermined position. The operation is adopted for the subsequent flat wire insertion of each layer, and when the wire insertion is performed corresponding to different angles, the rotary driving device 30 drives the transfer die 20 to rotate for matching. After the flat wire is completely inserted on the transfer mold 20, the cylinder 422 drives the driving plate 421 to close to the minimum ring body state, the roller 413 and the driving plate 421 are completely separated, and at this time, the transfer mold 20 with the flat wire inserted therein is taken down from the base 10.
The design of the invention is characterized in that the transfer die is matched with the base in a separable way, and the pin inserting device is matched with the rotary driving device, so that automatic wire supporting and automatic abutting are realized when the multi-layer wires on the transfer die are inserted, and the wire inserting quality is improved; meanwhile, the angle of the plug wire can be automatically adjusted to adapt to plug wires with different angles. Moreover, the transfer die can be completely separated from the base, and compared with the traditional method that only the inserted wires are taken out, the angle and the compactness of the inserted wires can be kept unchanged all the time after the transfer die is taken out, so that the condition that the flat wires are loose in the transferring process is avoided, and great convenience is provided for the subsequent insertion and installation of the stator; moreover, the transfer die can be used for inserting flat wires of various models, a clamp does not need to be prepared for the flat wires of each model, the assembly cost is reduced, and the production efficiency is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any minor modifications, equivalent changes and modifications made to the above embodiment according to the technical spirit of the present invention are within the technical scope of the present invention.
Claims (9)
1. The utility model provides a flat line motor is plug wire transfer mechanism in advance which characterized in that: the transfer die comprises a chassis and a wire inserting jig positioned in the center of the chassis, a plurality of wire inserting grooves are annularly distributed on the wire inserting jig, and a channel is radially arranged on the chassis corresponding to the plurality of wire inserting grooves respectively; the pin inserting device comprises a plurality of pins, the pins are elastically and telescopically positioned in the channel, and the front ends of the pins are close to or far away from the lower end of the slot; the rotary driving device is arranged on the base, and the output end of the rotary driving device is connected with the chassis; each contact pin is provided with a roller; the pin inserting device is characterized by further comprising a pin withdrawing assembly arranged on the base, the pin withdrawing assembly comprises a plurality of driving plates and a plurality of cylinders, the plurality of driving plates are annularly spliced, the plurality of cylinders are in one-to-one correspondence with each driving plate, the plurality of driving plates form a ring body which is located under the surrounding of a plurality of rollers and is enlarged or reduced under the driving of the corresponding cylinders, and the ring body is in separable abutting joint with the rollers.
2. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: every drive plate all is the arc and extends, is provided with the extension arm in drive plate one end, and the other end is provided with the cooperation breach, and during the cooperation of adjacent drive plate, the extension arm detachable embedding of a drive plate is in the breach of another drive plate.
3. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: the plurality of cylinders are radially distributed on the base, and the ends of the cylinders are connected with the driving plates at corresponding angles.
4. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: the tail end of each contact pin is connected with an elastic element, the tail end of each elastic element extends out of the corresponding channel, a cover body covers the chassis, the circumferential side wall of the cover body is blocked outside the plurality of channels, and the tail end of each elastic element abuts against the circumferential side wall of the cover body.
5. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: the roller is rotatably arranged on the lower surface of the tail end of the contact pin and is in separable rolling contact with the outer side wall of the drive plate.
6. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: each layer of the wire inserting grooves on the wire inserting jig is divided into a plurality of wire inserting grooves along the circumferential direction.
7. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: the rotary driving device comprises a motor, a gear and a gear ring, the motor is installed on the base, the gear is installed at the end of the motor shaft, the gear ring is installed on the base in a rotatable mode, the gear ring is meshed with the gear, and the gear ring is detachably matched with a chassis of the transfer die.
8. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 7, characterized in that: the lower surface of the chassis is provided with a first matching structure, a second matching structure is arranged on the gear ring corresponding to the first matching structure, and the first matching structure and the second matching structure are detachably matched with each other.
9. The transfer mechanism of the pre-plugging wire of the flat wire motor according to claim 1, characterized in that: the upper side wall of the front end of the contact pin forms a wire supporting part for supporting a wire, and the front side wall of the front end of the contact pin forms a wire supporting part for supporting the wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211048227.4A CN115133732B (en) | 2022-08-30 | 2022-08-30 | Pre-plug wire transfer mechanism of flat wire motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211048227.4A CN115133732B (en) | 2022-08-30 | 2022-08-30 | Pre-plug wire transfer mechanism of flat wire motor |
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| CN115133732A CN115133732A (en) | 2022-09-30 |
| CN115133732B true CN115133732B (en) | 2023-01-10 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116111796B (en) * | 2022-12-12 | 2023-09-29 | 跃科智能制造(无锡)有限公司 | Mechanism is held tightly to hairpin motor stator flat copper line |
| CN115664140B (en) * | 2022-12-22 | 2023-03-28 | 邦迪智能装备(河南)有限公司 | Continuous wire plugging device for wire assembling cup of flat wire motor |
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