CN117118162A - Progressive shaping device for stator coil winding - Google Patents
Progressive shaping device for stator coil winding Download PDFInfo
- Publication number
- CN117118162A CN117118162A CN202311371917.8A CN202311371917A CN117118162A CN 117118162 A CN117118162 A CN 117118162A CN 202311371917 A CN202311371917 A CN 202311371917A CN 117118162 A CN117118162 A CN 117118162A
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- Prior art keywords
- shaping
- cylinder
- winding coil
- progressive
- stator coil
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- 238000007493 shaping process Methods 0.000 title claims abstract description 151
- 238000004804 winding Methods 0.000 title claims abstract description 107
- 230000000750 progressive effect Effects 0.000 title claims abstract description 36
- 238000001125 extrusion Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000000725 suspension Substances 0.000 description 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- 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
- H02K15/005—Shaping or compacting conductors or winding heads after the installation of the winding in the core or machine ; Applying fastening means on winding heads by means of electrodynamic forces
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The application discloses a progressive shaping device for a stator coil winding, which comprises an end shaping cylinder and a side shaping roller, wherein the end shaping cylinder is used for shaping the end of the winding coil by applying axial pressure to the winding coil, the side shaping roller is used for gradually adjusting the outer diameter of the winding coil and shaping the side of the winding coil until the outer diameter of the winding coil reaches a standard value in a mode of revolving around the axis of the end shaping cylinder for a set number of turns and applying gradually increasing radial pressure to the periphery of the winding coil, and the winding coil is gradually shaped and the size of the winding coil is adjusted in a progressive mode, so that the winding coil is prevented from being damaged.
Description
Technical Field
The application relates to the technical field of motor processing auxiliary devices, in particular to a progressive shaping device for a stator coil winding.
Background
The stator winding coil refers to a winding coil mounted on a stator, namely copper wires wound on the stator, and the winding coil is a generic term for a phase or whole electromagnetic circuit formed by a plurality of coils or coil groups.
After the winding coil is installed by the winding equipment, the two ends and the side surfaces of the winding coil are uneven, so that the assembly of the stator with the rotor and the motor shell is difficult to adapt to follow-up, and therefore, after the stator winding coil is primarily completed, the two ends and the side surfaces of the winding coil are required to be shaped, so that the appearance of the winding coil is regular, and the assembly requirement of the stator winding coil with the rotor and the motor shell is met.
At present, the purpose of shaping the winding coil is usually achieved by directly extruding and shaping the end part and the side surface of the winding coil, but because the winding coil is deformed and adjacent enamelled wires are rubbed with each other when the winding coil is extruded, the winding coil is easily broken due to the fact that the bending angle of the enamelled wires is too small in the shaping process, and the insulation layer of the enamelled wires is broken.
Disclosure of Invention
The application aims to provide a progressive shaping device for a stator coil winding, which is used for solving the technical problem that in the prior art, a winding coil is easy to damage due to shaping the winding coil directly in an extrusion mode.
In order to solve the technical problems, the application specifically provides the following technical scheme:
the progressive shaping device for the stator coil winding comprises a hydraulic driving device and an end shaping cylinder arranged on the hydraulic driving device, wherein the end shaping cylinder is inserted and provided with an inner Zhou Xianwei column, the inner Zhou Xianwei column protrudes out of one end of the bottom of the end shaping cylinder to form an inner Zhou Zhengxing part, and the inner Zhou Zhengxing part is used for limiting inward deformation of the winding coil when the hydraulic driving device drives the end shaping cylinder to press the winding coil end;
the annular support is coaxially and rotatably provided with a side shaping roller capable of radially reciprocating, the side shaping roller is positioned below the plane of the end shaping cylinder, the side shaping roller is arranged on the annular support through a radial progressive pressing assembly, and the annular support is provided with a rotary driving assembly connected with the end shaping cylinder;
the rotary driving assembly rotates the annular bracket to enable the side shaping roller to revolve around the winding coil below the end shaping cylinder, and the radial progressive pressing assembly drives the side shaping roller to move towards the axis direction of the winding coil, so that the diameter and the shape of the periphery of the winding coil are gradually adjusted to the required size and the regular annular shape along with the revolution and the extrusion of the side shaping roller.
As a preferable mode of the application, the mounting platform is provided with a mounting seat in a sliding manner along the radial direction, and the side shaping roller is arranged on the mounting platform in a sliding manner through the mounting seat.
As a preferable scheme of the application, the radial progressive pressing assembly comprises an L-shaped suspension arm, an air cylinder and a rotating shaft, wherein the top end of the vertical section of the L-shaped suspension arm is connected with the mounting platform, the air cylinder is mounted on the horizontal section of the L-shaped suspension arm, the air cylinder is connected with the mounting seat, and the side shaping roller is rotatably mounted on the mounting seat through the rotating shaft.
As a preferable scheme of the application, the air cylinder is abutted with the mounting seat through the semicircular bearing bush, the side shaping roller is attached to the inner peripheral side wall of the semicircular bearing bush, and the air cylinder pushes the side shaping roller through the semicircular bearing bush.
As a preferable scheme of the application, the semicircular bearing bush is connected with the mounting seat, and the cylinder drives the mounting seat to reciprocate through the semicircular bearing bush.
As a preferable scheme of the application, a guide groove is arranged on the mounting platform along the radial direction of the end shaping cylinder, and the mounting seat is in sliding fit with the guide groove.
As a preferable scheme of the application, the annular bracket is provided with a rotary driving assembly connected with the mounting platform, and the mounting platform is driven to revolve around the end shaping cylinder through the rotary driving assembly.
As a preferable scheme of the application, the rotary driving assembly comprises a servo motor, a gear and a gear ring, wherein the gear ring is sleeved on the end shaping cylinder, the servo motor is arranged on the mounting platform, and the servo motor is in meshed transmission connection with the gear ring through the gear.
As a preferable scheme of the application, the installation platform is provided with a plurality of guide grooves which are distributed at equal intervals in the circumferential direction, and the installation seats are arranged in the guide grooves in a sliding manner.
As a preferable scheme of the application, the end shaping cylinder is provided with a bolt for fixing the inner Zhou Xianwei column, the side surface of the inner Zhou Xianwei column is provided with threaded holes matched with the bolt, and a plurality of threaded holes are vertically arranged at intervals.
Compared with the prior art, the application has the following beneficial effects:
according to the application, the end of the winding coil is pressed through the end shaping cylinder, so that the winding coil is deformed, the radial progressive pressing component radially pushes the side shaping roller to press the winding coil, the radial progressive pressing component increases the radial pressure applied to the side shaping roller pair along with the increase of the number of turns of the side shaping roller driven by the rotary driving component to wind the winding coil, until the outer diameter of the winding coil reaches the standard value, and the winding coil is shaped and the size of the winding coil is regulated gradually in a progressive mode, so that the winding coil is prevented from being damaged.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It will be apparent to those of ordinary skill in the art that the drawings in the following description are exemplary only and that other implementations can be obtained from the extensions of the drawings provided without inventive effort.
FIG. 1 is a schematic diagram of the overall structure of the present application;
FIG. 2 is a schematic view of a radial drive mechanism according to the present application;
fig. 3 is a schematic structural view of the rotary driving mechanism of the present application.
Reference numerals in the drawings are respectively as follows:
1-an end shaping cylinder; 2-side shaping rollers; 3-ring support; 4-a mounting platform; 5-mounting seats; 6-radial progressive pressing assembly; 7-semicircular bearing bushes; 8-a guide groove; 9-a rotary drive assembly; 10-bolts; 11-inner Zhou Xianwei column; 12-hydraulic drive means;
601-L boom; 602-cylinder; 603-a rotating shaft;
901-a servo motor; 902-a gear; 903-ring gear.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1 to 3, the present application provides a progressive shaping device for stator coil windings, comprising a hydraulic driving device 12 and an end shaping cylinder 1 mounted on the hydraulic driving device 12, wherein the end shaping cylinder 1 is inserted and mounted with an inner Zhou Xianwei column 11, one end of the inner Zhou Xianwei column 11 protruding out of the bottom of the end shaping cylinder 1 forms an inner Zhou Zhengxing part, and the inner Zhou Zhengxing part is used for limiting the inward deformation of the winding coil when the hydraulic driving device 12 drives the end shaping cylinder 1 to press the winding coil end;
an annular bracket 4 is coaxially and rotatably arranged on the end shaping cylinder 1, a side shaping roller 2 capable of radially and reciprocally moving is arranged on the annular bracket 4, the side shaping roller 2 is positioned below the plane of the end shaping cylinder 1, the side shaping roller 2 is arranged on the annular bracket 4 through a radial progressive pressing assembly 6, and a rotary driving assembly 9 connected with the end shaping cylinder 1 is arranged on the annular bracket 4;
the rotation driving assembly 9 revolves the side shaping roller 2 around the winding coil below the end shaping cylinder 1 by driving the ring-shaped bracket 4 to rotate, and the radial progressive pressing assembly 6 drives the side shaping roller 2 to move in the axial direction of the winding coil, so that the diameter and shape of the outer periphery of the winding coil are gradually adjusted to the required size and regular ring shape along with the revolution and extrusion of the side shaping roller 2.
Specifically, the end shaping cylinder 1 is located above the shaping position, and when shaping the winding coil, the end shaping cylinder 1 is driven to descend to the shaping position, and the end of the winding coil at the shaping position is pressed, so that the end of the winding coil is flattened by the extruded edge. And at the same time, the thickness of the winding coil increases due to extrusion, in order to ensure that the winding coil can be assembled with the rotor and the motor housing well, after the end shaping cylinder 1 performs end shaping on the end of the winding coil, a thrust force along the radial direction of the end shaping cylinder 1, namely the winding coil, is applied to the side shaping roller 2 by manpower or an instrument, so that the side shaping roller 2 extrudes the periphery of the winding coil. Meanwhile, the side shaping roller 2 is driven by manpower or an instrument to revolve around the end shaping cylinder 1, so that the outer diameter of the winding coil is reduced along with rolling compaction of the side shaping roller 2, and the peripheral side wall of the winding coil is compacted and regulated.
And, the magnitude of the radial thrust is gradually increased with the increase of revolution number of the side shaping roller 2 so as to adapt to the condition that the radial dimension compression resistance of the winding coil is increased with the increase of rolling number, thereby enabling the winding coil to be rolled to the expected outer diameter gradually by the side shaping roller 2. And the winding coil is shaped in a mode of rolling the winding coil into a plurality of circles, so that the defect that the enamelled wires are easy to damage due to the fact that adjacent enamelled wires move mutually with larger friction force when the winding coil is directly extruded and shaped is overcome.
The mounting seat 5 is driven by the radial progressive pressing assembly 6 to perform radial reciprocating motion, so that manpower is saved, the number of turns of the winding is rolled by the precise side shaping roller 2, and precise shaping of the winding coil is facilitated.
In the same way, the arrangement of the rotary driving assembly 9 further improves the accuracy and the automation degree of shaping the winding coil.
According to the application, the end shaping cylinder 1 presses the end of the winding coil to deform the winding coil, the radial progressive pressing assembly 6 radially pushes the side shaping roller 2 to press the winding coil, the radial progressive pressing assembly 6 drives the side shaping roller 2 to rotate along with the increase of the number of turns of the winding coil, the radial pressure applied to the side shaping roller 2 is continuously increased until the outer diameter of the winding coil reaches the standard value, and the winding coil is shaped and the size of the winding coil is regulated gradually in a progressive mode, so that the winding coil is prevented from being damaged.
Further on the above embodiment, the mounting platform 4 is provided with the mounting seat 5 in a sliding manner along the radial direction, the side shaping roller 2 is slidably mounted on the mounting platform 4 through the mounting seat 5, the side shaping roller 2 is located below the mounting platform 4, and the mounting seat 5 is used for vertically suspending and supporting the side shaping roller 5, so that the side shaping roller 5 is stable.
The radial progressive pressing assembly 6 comprises an L-shaped suspension arm 601, an air cylinder 602 and a rotating shaft 603, the top end of the vertical section of the L-shaped suspension arm 601 is connected with the mounting platform 4, the air cylinder 602 is mounted on the horizontal section of the L-shaped suspension arm 601, the air cylinder 602 is connected with the mounting seat 5, and the side shaping roller 2 is rotatably mounted on the mounting seat 5 through the rotating shaft 603.
It is further optimized in the above embodiment that the air cylinder 602 is connected with the mounting seat 5 through the semicircular bearing bush 7, the side shaping roller 2 is attached to the inner peripheral side wall of the semicircular bearing bush 7, the air cylinder 602 pushes the side shaping roller 2 through the semicircular bearing bush 7, and the air cylinder 602 drives the mounting seat 5 to reciprocate through the semicircular bearing bush 7.
The cylinder 602 applies thrust to the side shaping roller 2 from the side of the side shaping roller 2 through the semicircular bearing bush 7, so that the side shaping roller 2 is prevented from being pushed by the mounting seat 5 and the rotating shaft 603 at one end, the rotating shaft 603 is easy to bend and the side shaping roller 2 is prevented from being inclined due to uneven stress at two ends, and the defect of poor shaping effect of winding coils due to uneven stress at two ends of the side shaping roller 2 is avoided.
Wherein, radial along tip plastic section of thick bamboo 1 is provided with guide way 8 on the mounting platform 4, mount pad 5 and guide way 8 sliding fit, promptly guide mount pad 5 through guide way 8 to, guide way 8 runs through mounting platform 4, and mount pad 5 is "worker" shape, makes mount pad 5 can fix on mounting platform 4 in vertical direction.
The same as the radial progressive pressing assembly 6 is arranged, a rotary driving assembly 9 connected with the mounting platform 4 is mounted on the annular bracket 3, and the mounting platform 4 is driven to revolve around the end shaping cylinder 1 through the rotary driving assembly 9, so that the shaping precision and the automation degree of the winding coil are further improved.
Wherein, rotary drive subassembly 9 includes servo motor 901, gear 902 and ring gear 903, and the ring gear 903 cover is established and is installed on tip plastic section of thick bamboo 1, and servo motor 901 installs on mounting platform 4, and servo motor 901 passes through gear 902 meshing transmission with ring gear 903 and be connected, and servo motor 901 rolls along the periphery of the fixed ring gear 903 that sets up through driving gear 902, drives mounting platform 4 wholly and rotates to make mount pad 5 on mounting platform 4 and the side plastic roller 2 on the mount pad 5 rotate around tip plastic section of thick bamboo 1.
It is further optimized in the above embodiment that a plurality of guide grooves 8 which are distributed at equal intervals in a circumferential direction are arranged on the mounting platform 4, the mounting seats 5 are slidably mounted in the guide grooves 8, namely, the winding coil is shaped from a plurality of directions simultaneously through a plurality of side shaping rollers 2, the rolled and shaped part of the winding coil is rolled and shaped by the front side shaping roller 2 again through the side shaping rollers 2 at the rear of the rotation direction, and the phenomenon that the rolled part is deformed and recovered is prevented, so that the shaping precision of the winding coil is further improved, and the high-precision assembly of a stator, a rotor and a motor shell is facilitated.
Wherein the part to be shaped of the winding coil is also positioned in the gap between the bottom of the end shaping cylinder 1 and the top of the stator housing, the axial length of the side shaping roller 2 is not greater than the distance between the end shaping cylinder 1 and the end of the winding coil housing after the end shaping is completed, and after the end shaping cylinder 1 descends to complete shaping the end of the winding coil, the side shaping roller 2 is inserted into the gap between the bottom of the end shaping cylinder 1 and the top of the stator housing under the pushing of the air cylinder 602 to perform outer diameter adjustment and outer circumference shaping on the winding coil.
In addition, the distance between the side wall of the side shaping roller 2 and the rotating shaft, that is, the wall thickness of the side shaping roller, meets the requirement of inserting the side shaping roller into the gap and completing the outer diameter adjustment and the outer circumference shaping of the winding coil, so as to avoid the situation that the rotating shaft 603 is blocked by the end shaping cylinder 1, and the side shaping roller 2 cannot touch the winding coil, or cannot complete the outer diameter adjustment and the outer circumference shaping of the winding coil.
The end shaping cylinder 1 is provided with a bolt 10 for fixing the inner Zhou Xianwei column 11, the side face of the inner Zhou Xianwei column 11 is provided with threaded holes matched with the bolt 10, and the threaded holes are vertically spaced to adapt to the length of the winding coil end to adjust the length of the inner Zhou Xianwei part. And, the external diameter of the inner Zhou Xianwei post 11 is the same as the internal diameter required by the winding coil after shaping, so as to prevent the winding coil from transitionally deforming to the inner circumference after the end part is pressed, thereby affecting the installation and operation of the rotor.
The above embodiments are only exemplary embodiments of the present application and are not intended to limit the present application, the scope of which is defined by the claims. Various modifications and equivalent arrangements of this application will occur to those skilled in the art, and are intended to be within the spirit and scope of the application.
Claims (10)
1. A progressive shaping device for a stator coil winding, comprising a hydraulic driving device (12) and an end shaping cylinder (1) arranged on the hydraulic driving device (12), wherein the end shaping cylinder (1) is inserted and provided with an inner Zhou Xianwei column (11), one end of the inner Zhou Xianwei column (11) protruding out of the bottom of the end shaping cylinder (1) forms an inner Zhou Zhengxing part, and the inner Zhou Zhengxing part is used for limiting the inward deformation of the winding coil when the hydraulic driving device (12) drives the end shaping cylinder (1) to squeeze the winding coil end;
an annular support (4) is coaxially rotatably arranged on the end shaping cylinder (1), a side shaping roller (2) capable of radially reciprocating is arranged on the annular support (4), the side shaping roller (2) is positioned below a plane where the end shaping cylinder (1) is positioned, the side shaping roller (2) is arranged on the annular support (4) through a radial progressive pressing assembly (6), and a rotary driving assembly (9) connected with the end shaping cylinder (1) is arranged on the annular support (4);
the rotary driving assembly (9) rotates the annular bracket (4) to enable the side shaping roller (2) to revolve around the winding coil below the end shaping cylinder (1), and the radial progressive pressing assembly (6) drives the side shaping roller (2) to move towards the axis direction of the winding coil, so that the diameter and the shape of the periphery of the winding coil are gradually adjusted to the required size and regular annular shape along with the revolution and the extrusion of the side shaping roller (2).
2. A progressive shaping device for stator coil windings according to claim 1, characterised in that the mounting platform (4) is provided with mounting seats (5) slidably mounted in a radial direction, the side shaping rollers (2) being slidably mounted on the mounting platform (4) by means of the mounting seats (5).
3. A progressive shaping device for stator coil windings according to claim 2, characterised in that the radial progressive pressing assembly (6) comprises an L-shaped boom (601), a cylinder (602) and a spindle (603), the top end of the vertical section of the L-shaped boom (601) being connected to the mounting platform (4), the cylinder (602) being mounted on the horizontal section of the L-shaped boom (601), the cylinder (602) being connected to the mounting seat (5), the side shaping roller (2) being rotatably mounted on the mounting seat (5) by means of the spindle (603).
4. A progressive shaping device for stator coil windings according to claim 3, characterised in that the cylinder (602) is in abutment with the mounting (5) by means of a semi-circular bush (7), the side shaping roller (2) being in abutment with the inner peripheral side wall of the semi-circular bush (7), the cylinder (602) pushing the side shaping roller (2) by means of the semi-circular bush (7).
5. A progressive shaping device for stator coil windings according to claim 3, characterised in that the semi-circular bushing (7) is connected to the mounting (5), and the cylinder (602) moves the mounting (5) back and forth through the semi-circular bushing (7).
6. A progressive shaping device for stator coil windings according to claim 4, characterised in that the mounting platform (4) is provided with guide grooves (8) in the radial direction of the end shaping cylinder (1), the mounting seat (5) being in sliding engagement with the guide grooves (8).
7. A progressive shaping device for stator coil windings according to claim 1, characterised in that the toroidal support (3) is fitted with a rotary drive assembly (9) connected to the mounting platform (4), the mounting platform (4) being driven by the rotary drive assembly (9) around the end shaping cylinder (1).
8. A progressive shaping device for stator coil windings according to claim 7, characterised in that the rotary drive assembly (9) comprises a servomotor (901), a gear (902) and a gear ring (903), the gear ring (903) being fitted over the end shaping cylinder (1), the servomotor (901) being mounted on the mounting platform (4), and the servomotor (901) being in meshing driving connection with the gear ring (903) via the gear (902).
9. A progressive shaping device for stator coil windings according to claim 6, characterised in that the mounting platform (4) is provided with a plurality of guide slots (8) circumferentially equally spaced, the mounting seats (5) being slidably mounted in the plurality of guide slots (8).
10. A progressive shaping device for stator coil windings according to claim 1, characterized in that the end shaping cylinder (1) is fitted with bolts (10) for fixing the inner Zhou Xianwei post (11), the side of the inner Zhou Xianwei post (11) is provided with threaded holes cooperating with the bolts (10), and the threaded holes are provided with a plurality of threaded holes vertically spaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311371917.8A CN117118162B (en) | 2023-10-23 | 2023-10-23 | Progressive shaping device for stator coil winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311371917.8A CN117118162B (en) | 2023-10-23 | 2023-10-23 | Progressive shaping device for stator coil winding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117118162A true CN117118162A (en) | 2023-11-24 |
| CN117118162B CN117118162B (en) | 2023-12-29 |
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ID=88805947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311371917.8A Active CN117118162B (en) | 2023-10-23 | 2023-10-23 | Progressive shaping device for stator coil winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117118162B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1529879A (en) * | 1974-12-21 | 1978-10-25 | Hanning Elektro Werke | Internal rotor electric motors and their methods of production |
| CN109428450A (en) * | 2017-08-21 | 2019-03-05 | 襄阳中车电机技术有限公司 | A kind of automatic integer type device of stator winding end |
| CN213235954U (en) * | 2020-09-09 | 2021-05-18 | 新乡市恒德机电有限公司 | Rotary supporting device |
-
2023
- 2023-10-23 CN CN202311371917.8A patent/CN117118162B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1529879A (en) * | 1974-12-21 | 1978-10-25 | Hanning Elektro Werke | Internal rotor electric motors and their methods of production |
| CN109428450A (en) * | 2017-08-21 | 2019-03-05 | 襄阳中车电机技术有限公司 | A kind of automatic integer type device of stator winding end |
| CN213235954U (en) * | 2020-09-09 | 2021-05-18 | 新乡市恒德机电有限公司 | Rotary supporting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117118162B (en) | 2023-12-29 |
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