CN218301169U - Stator forming device and stator processing equipment - Google Patents

Abstract

The utility model belongs to the technical equipment field of motor production, especially, relate to stator forming device and stator processing equipment. The stator forming device includes: the material guide structure comprises a material guide seat and a feeding chain, wherein the material guide seat is provided with a material guide channel, a discharge hole is formed in an extending path of the material guide channel, the feeding chain is arranged in the material guide channel in a sliding mode, and each stator unit is sequentially vertically arranged on the feeding chain; the coiling structure is positioned at the discharge port and comprises a coiling seat and a coiling driving mechanism connected with the coiling seat, and the coiling seat is connected with an output shaft of the coiling driving mechanism; the coil stock seat is connected with one end of the feeding chain at the discharge port, and the coil stock driving mechanism drives the coil stock seat to rotate so as to enable the feeding chain to be wound along the circumferential direction of the coil stock seat to form a chain ring and enable the stator units to be circumferentially arranged along the circumferential direction of the coil stock seat. The stator forming device can improve the forming efficiency of the stator.

Description

Stator forming device and stator processing equipment

Technical Field

The utility model belongs to the technical equipment field of motor production, especially, relate to stator forming device and stator processing equipment.

Background

The stator of part of the motor is assembled by a plurality of stator units, and in the process of assembling the stator, the process of rolling each stator unit is involved, namely, the stator units are connected in sequence and connected end to form an annular stator. At present, the stator units are generally enclosed together to form a stator in a mode of pushing and pressing the stator units; the stators are required to be sequentially arranged in a preset mode and connected pairwise, and then the stator units are pushed towards respective preset directions through a plurality of pushing devices so as to be drawn to form an annular structure.

However, the formation of the stator by the above-mentioned rolling method requires the use of a plurality of apparatuses and is completed through a plurality of steps, resulting in a low efficiency of stator formation.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a stator forming device and stator processing equipment, and aims to solve the problem of how to improve the forming efficiency of a stator.

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

on the one hand, provide stator forming device for with a plurality of stator units end to end connection in proper order and enclose and close and form the stator, stator forming device includes:

the material guide structure comprises a material guide seat and a feeding chain, wherein the material guide seat is provided with a material guide channel, a discharge hole is formed in an extending path of the material guide channel, the feeding chain is arranged in the material guide channel in a sliding mode, and each stator unit is sequentially vertically arranged on the feeding chain; and

the coiling structure is positioned at the discharge port and comprises a coiling seat and a coiling driving mechanism connected with the coiling seat, and the coiling seat is connected with an output shaft of the coiling driving mechanism;

the coiling seat is arranged at one end of the discharge hole, which is connected with the feeding chain, and the coiling driving mechanism drives the coiling seat to rotate, so that the feeding chain is wound along the circumferential direction of the coiling seat to form chain rings, and the stator units are circumferentially arranged along the circumferential direction of the coiling seat.

In one embodiment, the feeding chain comprises a plurality of feeding pieces, each feeding piece is connected in turn in a rotating manner, and any one feeding piece is provided with one stator unit.

In one embodiment, each feeding member is provided with an installation part, a corresponding position of the stator unit is provided with an installation groove matched with the installation part, and the installation part is accommodated in the installation groove; or each feeding piece is provided with a mounting groove, the corresponding position of the stator unit is provided with a mounting part matched with the mounting groove, and the mounting part is accommodated in the mounting groove.

In one embodiment, the mounting groove is a dovetail groove, and the mounting portion is a strip-shaped protrusion matched with the dovetail groove.

In one embodiment, the two sides of the feeding member are formed with notches through the free end of the feeding member, which notches can pass through the inside of the chain ring.

In one embodiment, a limit groove which is communicated with the material guiding channel and extends annularly is formed in the peripheral side wall of the material guiding seat, a limit part which is matched with the limit groove is arranged at a corresponding position of the feeding chain, and the limit part can extend into the limit groove and abut against the groove wall of the limit groove.

In one embodiment, the extension path of the material guide channel is linear; the extending path of the material guide channel is tangent to the rotating path of the coiling seat.

In one embodiment, the stator forming apparatus further comprises a reset mechanism; the reset mechanism is connected with the feeding chain and drives the feeding chain to move along the direction deviating from the coiling seat.

In one embodiment, the reset mechanism comprises a traction arm connected with the feeding chain and a reset driving structure for driving the traction arm to slide.

On the other hand, stator processing equipment is provided and comprises the stator forming device, a shaping device and a conveying device; the shaping device is configured to push one side of each stator unit, which faces away from the axis, towards the direction of the stator axis so as to compact and shape the stator; the conveyor is configured to transfer the stator from the stator forming device to the sizing device.

The beneficial effect of this application lies in: the stator units are sequentially arranged along the peripheral side wall of the coiling seat under the traction of the feeding chain, and the distance between every two adjacent stator units is gradually reduced in the process; after the rounding process is finished, the distance between every two adjacent stator units disappears, at the moment, the two adjacent stator units are connected with each other, and the stator unit at the head end of the conveying chain rotates to be in butt joint with the stator unit at the tail end of the conveying chain and is connected with the stator unit, so that the stator units are enclosed to form a stator. The sliding path of the feeding chain is limited so that the feeding chain can be wound on the peripheral side wall of the coiling seat, at the moment, the coiling seat rotates to enable the feeding chain to be enclosed, and the stator assemblies arranged on the coiling seat are connected in pairs to form stators; the stator is formed by the material rolling mode, the used device is simple in structure, and the operation steps are fewer. In conclusion, the technical problem of how to improve the forming efficiency of the stator is solved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or exemplary technical descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.

Fig. 1 is a schematic perspective view of a stator forming device according to an embodiment of the present disclosure;

FIG. 2 is a top view of the stator forming apparatus shown in FIG. 1;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

fig. 4 is a schematic structural diagram of a coil seat according to an embodiment of the present disclosure;

FIG. 5 is a schematic diagram of relative positions of a stator, a link, and a robot provided in an embodiment of the present application;

FIG. 6 is a partial enlarged view of the portion B in FIG. 5;

fig. 7 is a schematic structural diagram of a stator processing apparatus according to an embodiment of the present application.

Wherein, in the figures, the various reference numbers:

100. a stator forming device; 10. a coiling seat; 11. a limiting groove; 12. fixing grooves; 13. a coil drive mechanism; 20. a material guide seat; 21. a material guide channel; 30. a feeding chain; 31. a feeding member; 311. an installation part; 312. a notch; 32. a chain link; 321. a through hole; 33. a bevel; 40. a reset mechanism; 41. a traction arm; 42. a reset drive structure; 50. a stator; 51. a stator unit; 511. mounting grooves; 512. a card slot; 513. a protrusion; 60. a base plate; 70. a shaping device; 80. a conveying device; 81. a manipulator; 811. a clamp arm; 90. a blanking device; 200. stator processing equipment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the scope of the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "upper", "lower", "left", "right", and the like, indicate orientations or positional relationships based on those shown in the drawings, are merely for convenience of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the application, and the specific meaning of the terms will be understood by those skilled in the art according to the particular situation. The terms "first", "second" and "first" are used merely for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "plurality" is two or more unless specifically limited otherwise.

Referring to fig. 1, fig. 2 and fig. 5, a stator forming apparatus 100 is provided in an embodiment of the present application, for connecting and enclosing a plurality of stator units 51 end to end in sequence to form a stator 50. Referring to fig. 5 and 6, both ends of any stator unit 51 are configured to be connected to another stator unit 51; optionally, one end of any stator unit 51 is provided with a clamping groove 512, and the other end is provided with a protrusion 513 adapted to the clamping groove 512; the protrusions 513 of any stator unit 51 are snapped into the snap grooves 512 of the adjacent stator units 51 to achieve sequential connection of the stators 50 and end-to-end to enclose the stators 50.

Referring to fig. 1 and 5, the stator forming device 100 includes a material guiding structure and a material rolling structure; the material guide structure comprises a material guide seat 20 and a feeding chain 30, wherein a material guide channel 21 is formed in the material guide seat 20, and a discharge hole is formed in an extending path of the material guide channel 21; the feeding chain 30 is slidably arranged in the material guide channel 21, and each stator unit 51 is sequentially vertically arranged on the feeding chain 30; the coil material structure is located the discharge gate department to including coil material seat 10 and the coil material actuating mechanism 13 of connecting coil material seat 10, coil material seat 10 connects the output shaft of coil material actuating mechanism 13. The coil stock seat 10 is connected to one end of the feeding chain 30 at the discharge port, and the coil stock driving mechanism 13 drives the coil stock seat 10 to rotate, so that the feeding chain 30 is wound along the circumferential direction of the coil stock seat 10 to form the chain ring 32, and the stator units 51 are circumferentially arranged along the circumferential direction of the coil stock seat 10.

The material guiding seat 20 rotates and simultaneously pulls the feeding chain 30 to bend along the peripheral side wall of the material rolling seat 10 and form a chain ring 32, and the stator units 51 are connected in pairs inside the chain ring 32 to form the stator 50. It is understood that the pitch of the stator units 51 and the number of the stator units 51 are set according to the requirements of different motor stators 50. It will be understood that the peripheral wall of the seat 10 is cylindrical and the seat 10 rotates around the axis of the cylinder. It can be understood that the coil driving mechanism 13 can be a motor, and the rotating shaft of the motor is connected to the center of the bottom of the coil seat 10, so that the coil seat 10 can rotate around the axis thereof under the driving of the motor. It can be understood that the coiling seat 10 can be arranged on the bottom plate 60, a through hole is arranged at a corresponding position of the bottom plate 60, and the output shaft of the coiling driving mechanism 13 penetrates through the through hole and is connected with the bottom of the coiling seat 10 to drive the coiling seat 10 to rotate; the guide base 20 may also be installed at a corresponding position of the bottom plate 60.

Referring to fig. 1, 2 and 5, it can be understood that the stator units 51 are sequentially arranged along the peripheral sidewall of the coil stock seat 10 under the traction of the feeding chain 30, and the distance between two adjacent stator units 51 is gradually reduced in the process; after the rounding process is finished, the distance between two adjacent stator units 51 disappears, at this time, the two adjacent stator units 51 are connected with each other, and the stator unit 51 at the head end of the conveying chain rotates to be in butt joint with and connected with the stator unit 51 at the tail end of the conveying chain, so that each stator unit 51 surrounds to form the stator 50. The sliding path of the feeding chain 30 is limited so that the feeding chain can be wound on the peripheral side wall of the coiling seat 10, at the moment, the coiling seat 10 rotates to enable the feeding chain 30 to be enclosed, and the stator 50 components mounted on the feeding chain are connected in pairs to form the stators 50; the stator 50 is formed by the material rolling method, and the used device has simple structure and less operation steps. In conclusion, the present application solves the technical problem of how to improve the efficiency of forming the stator 50.

Referring to fig. 1, 2 and 5, optionally, in an embodiment, the feeding chain 30 includes a plurality of feeding members 31, each feeding member 31 is connected in turn to rotate, and a stator unit 51 is installed on any one of the feeding members 31. It will be appreciated that the two adjacent feeding members 31 may be pivotally connected by means of a hinge or the like, and together form a flexible chain structure. It will be understood that, in the present embodiment, the feeding member 31, located at one end of the feeding chain 30, is connected to the magazine 10; in particular, the respective delivery member 31 can be connected to the coiling block 10 by means of a screw connection or the like. It can be understood that the feeding members 31 are sequentially connected in a rotating manner to form the feeding chain 30, and each feeding member 31 is loaded with the stator unit 51; the stator units 51 can be arranged along the circumference of the coil stock seat 10 through the arrangement of the feeding pieces 31 along the circumferential side wall of the coil stock seat 10, and the stator units 51 are connected in pairs and enclosed to form the stator 50.

Referring to fig. 3, optionally, in an embodiment, each feeding member 31 is provided with a mounting portion 311, a corresponding position of the stator unit 51 is provided with a mounting groove 511 adapted to the mounting portion 311, and the mounting portion 311 is accommodated in the mounting groove 511; alternatively, each feeder 31 is provided with a mounting groove 511, a mounting portion 311 adapted to the mounting groove 511 is provided at a corresponding position of the stator unit 51, and the mounting portion 311 is accommodated in the mounting groove 511. It can be understood that the stator units 51 are mounted to the corresponding feeders 31 by the fitting of the mounting portions 311 and the mounting grooves 511.

Referring to fig. 3, optionally, in an embodiment, the mounting slot 511 is a dovetail slot, i.e., the cross-sectional area gradually increases along the direction from the notch to the bottom of the slot; the mounting portion 311 is a strip-shaped protrusion adapted to the dovetail groove, that is, the cross street area is gradually reduced along the end pointing to the end located at the notch of the groove bottom. It is understood that the mounting grooves 511 are provided as dovetail grooves, and the mounting portions 311 are provided in a shape fitting thereto; in the process of conveying the stator unit 51 by the feeding chain 30, the side wall of the mounting portion 311 is limited by the corresponding groove wall of the mounting groove 511, so that the mounting portion 311 is prevented from being separated from the mounting groove 511, the stator unit 51 is not easy to fall off in the conveying process, and the assembly is smoothly completed.

Referring to fig. 1 and 5, alternatively, in one embodiment, notches 312 are formed on both sides of the feeding member 31 to penetrate through the free end of the feeding member 31, and the notches 312 can penetrate through the inside of the chain ring 32. It is understood that after the rolling process is completed and the stator 50 is collectively formed by the plurality of stator units 51, they are held and transported to the next station by the robot 81 for the subsequent processing work; notches 312 are arranged on two sides of the feeding pieces 31, so that after the chain ring 32 is formed, a through hole 321 communicated with the interior of the chain ring 32 is formed between every two adjacent feeding pieces 31, and the manipulator 81 can penetrate through the through hole 321 to clamp the formed stator 50; extending the notch 312 to the end of the free end of the feeder 31 enables the robot 81 to remove the stator 50 from the interior of the chain ring 32 via the free end of the feeder 31 after gripping the stator 50, and to transport the stator 50 to the next station.

Referring to fig. 1, 2 and 5, alternatively, in one embodiment, the feeding member 31 located at one end of the feeding chain 30 and used for connecting to the coil holder 10 is formed with an inclined surface 33 at the end not connected to the other feeding member 31. It will be appreciated that the ramp 33 helps to avoid interference between the feed member 31 and the respective feed chain 30 during the encircling of the chain link 32, and thus helps to form the chain link 32.

Referring to fig. 4, optionally, in an embodiment, a circumferential side wall of the material guiding seat 20 is provided with a limit groove 11 which is communicated with the material guiding channel 21 and extends annularly, a corresponding position of the feeding chain 30 is provided with a limit portion which is adapted to the limit groove 11, and the limit portion can extend into the limit groove 11 and abut against a groove wall of the limit groove 11. It is understood that the limiting groove 11 may extend from a position where the feeding chain 30 is connected to both sides of the position, extend along the circumference and enclose a circular ring, wherein the corresponding position of the feeding chain 30 is installed in the limiting groove 11; the limiting groove 11 can also be connected with the feeding chain 30 and arranged in an axially staggered mode, and an annular groove is formed in an enclosing mode. It is understood that the fixing groove 12 may be formed at a corresponding position on the inner wall of the limiting groove 11, and the feeding chain 30 is fixedly installed in the fixing groove 12 at a corresponding position on the end portion thereof by screwing or other means. It can be understood that the limiting part extends into the limiting groove 11 and abuts against the groove wall of the limiting groove 11, so that the movement of the feeding member 31 along the axial direction of the coil holder 10 can be limited, and further, the phenomenon that two adjacent stator units 51 are axially dislocated to be unable to be connected or connected in a wrong manner can be avoided. Optionally, in an embodiment, a position limiting part adapted to the position limiting groove 11 is disposed at a corresponding position on each feeding member 31; each limiting part moves into the limiting groove 11 in sequence and is arranged in sequence along the cylindrical surface formed at the bottom of the limiting groove 11.

Referring to fig. 2, alternatively, in one embodiment, the extension path of the material guiding channel 21 is linear; the path of the guide channel 21 is tangential to the path of rotation of the magazine 10. It will be understood that the rotation path of the seat 10 is circular, the force that drives the arrangement of the chain 30 along the peripheral wall of the seat 10 being a separation along the tangent of the rotation path; in this embodiment, the extension path of the material guiding channel 21 is tangent to the rotation path of the material rolling seat 10, so that the force applied by the material rolling seat 10 to the feeding chain 30 is all along the tangent direction of the rotation path, which is more helpful to arrange the feeding chain 30 along the circumference in the way of adhering to the corresponding wall surface of the material rolling seat 10, and at the same time, the power consumption of the rotation of the roller shutter seat can be reduced, that is, the cost can be saved while the material rolling efficiency is improved.

It can be understood that the friction force is generated between the bottom of the feeding chain 30 and the corresponding position of the material guiding channel 21 during the sliding process; during the process of the feeding chain 30 enclosing the chain loops 32, the parts thereof not located on the winding nest 10 can be tensioned by the frictional force, so that the corresponding parts can be arranged on the circumferential sides of the winding nest 10.

Optionally, one end of the feeding chain 30 connected to the coil base 10 is a head end, and an end of the part located in the material guide channel 21 is a tail end of the feeding chain 30; the trailing end does not carry the stator unit 51 and is not used to form the chain loop 32. Optionally, a limiting mechanism for limiting the tail end to move out of the material guiding chute is arranged in the material guiding chute.

Referring to fig. 1 and 2, optionally, in an embodiment, the stator forming apparatus 100 further includes a reset mechanism 40; the reset mechanism 40 is connected with the feeding chain 30 and drives the feeding chain 30 to move in a direction away from the coiling block 10. It will be appreciated that the feeding chain 30 needs to be reset to the initial position after the feeding and the rolling are completed for the next installation of the stator unit 51, so as to realize the continuous operation of the stator forming apparatus 100 and improve the processing efficiency thereof.

Referring to fig. 1 and 2, alternatively, in one embodiment, the returning mechanism 40 includes a pulling arm 41 connected to the feeding chain 30 and a returning driving structure 42 for driving the pulling arm 41 to slide. It can be understood that the tail end of the feeding chain 30 is provided with a connecting groove into which the traction arm 41 extends, and the traction arm 41 extends into the connecting groove and applies a force to the feeding chain 30 through the connecting groove in a direction opposite to the sliding direction of the feeding chain so as to tension the feeding member 31. It will be appreciated that the return drive mechanism 42 can be adjusted to adjust the feed speed of the pull arm 41 to return the pull arm 41 to the start position at a suitable speed to pull the feeder chain 30.

Please refer to fig. 7, the present invention further provides a stator processing apparatus 200, the stator processing apparatus 200 includes a stator forming device 100, the specific structure of the stator forming device 100 refers to the above embodiments, and since all technical solutions of all the above embodiments are adopted, all the beneficial effects brought by the technical solutions of the above embodiments are also achieved, and are not repeated herein. The stator processing apparatus 200 further includes a shaping device 70 and a conveying device 80; the shaping device 70 is configured to push the side of each stator unit 51 facing away from the axis in the direction of the axis of the stator 50 to compact and shape the stator 50; the conveyor 80 is configured to transfer the stator 50 from the stator forming apparatus 100 to the sizing apparatus 70.

Referring to fig. 5 and 7, optionally, the transferring device 80 includes a robot 81 for holding the stator 50 and a driving assembly for driving the robot 81 to move; the robot 81 holds the stator 50 and transfers the stator 50 from the stator molding apparatus 100 to the qualitative apparatus under the driving of the driving assembly. Alternatively, the chain ring 32 is formed with a plurality of through holes 321 that communicate with the inside of the chain ring 32, and each through hole 321 is provided at intervals in the axial direction of the chain ring 32 and penetrates to the free end of the chain ring 32, that is, to the upper end portion of the chain ring 32; the robot 81 includes a plurality of grip arms 811 capable of abutting against the stator 50 through the through-holes 321; the clamping arms 811 are circumferentially spaced and correspond to the through holes 321 formed between the adjacent two stator units 51 one by one; each of the holding arms 811 is moved in the axial direction of the chain ring 32 by a power unit such as an air cylinder to hold the stator 50. Optionally, the electrical machining apparatus further comprises a blanking device 90, and the blanking device 90 is configured to pick up the stator 50 on the sizing device 70 after the sizing process is completed and transport the stator 50 to a shelf or other suitable location.

The above are merely alternative embodiments of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement or the like made within the spirit and principle of the present application shall be included in the scope of the claims of the present application.

Claims (10)

1. Stator forming device for with a plurality of stator unit end to end connection in proper order and enclose and close and form the stator, its characterized in that, stator forming device includes:

the material guide structure comprises a material guide seat and a feeding chain, wherein the material guide seat is provided with a material guide channel, a discharge hole is formed in an extending path of the material guide channel, the feeding chain is arranged in the material guide channel in a sliding mode, and each stator unit is sequentially vertically arranged on the feeding chain; and

the coiling structure is positioned at the discharge port and comprises a coiling seat and a coiling driving mechanism connected with the coiling seat, and the coiling seat is connected with an output shaft of the coiling driving mechanism;

the coiling seat is arranged at one end of the discharge hole, which is connected with the feeding chain, and the coiling driving mechanism drives the coiling seat to rotate, so that the feeding chain is wound along the circumferential direction of the coiling seat to form a chain ring, and the stator units are circumferentially arranged along the circumferential direction of the coiling seat.

2. The stator forming device according to claim 1, wherein the feeding chain comprises a plurality of feeding members, each feeding member is connected in turn in a rotating manner, and each feeding member is provided with one stator unit.

3. The stator forming device according to claim 2, wherein each feeding member is provided with a mounting portion, a mounting groove adapted to the mounting portion is formed in a corresponding position of the stator unit, and the mounting portion is received in the mounting groove; or each feeding piece is provided with a mounting groove, the corresponding position of the stator unit is provided with a mounting part matched with the mounting groove, and the mounting part is accommodated in the mounting groove.

4. The stator forming apparatus according to claim 3, wherein the mounting groove is a dovetail groove, and the mounting portion is a bar-shaped protrusion fitted into the dovetail groove.

5. A stator forming apparatus according to any one of claims 2 to 4, wherein notches are formed through both sides of the feeder member at the free end of the feeder member, the notches being capable of penetrating the inside of the chain ring.

6. The stator forming device according to any one of claims 1 to 4, wherein a circumferential side wall of the material guiding seat is provided with a limit groove which is communicated with the material guiding channel and extends annularly, a corresponding position of the feeding chain is provided with a limit portion adapted to the limit groove, and the limit portion can extend into the limit groove and abut against a groove wall of the limit groove.

7. The stator forming device according to any one of claims 1 to 4, wherein the extension path of the material guiding channel is linear; the extension path of the material guide channel is tangent to the rotation path of the coil stock seat.

8. The stator forming apparatus of any one of claims 1-4, wherein the stator forming apparatus further comprises a reset mechanism; the reset mechanism is connected with the feeding chain and drives the feeding chain to move along the direction deviating from the coiling seat.

9. The stator forming apparatus of claim 8, wherein the return mechanism includes a drag arm coupled to the feed chain and a return drive mechanism for driving the drag arm to move.

10. Stator machining equipment, characterized in that it comprises a stator forming device according to any one of claims 1 to 9, said stator machining equipment further comprising a shaping device and a conveying device; the shaping device is configured to push one side of each stator unit, which faces away from the axis, towards the direction of the stator axis so as to compact and shape the stator; the conveyor is configured to transfer the stator from the stator forming device to the sizing device.

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