CN214055059U - Stator core burst group is to mechanism suitable for car motor - Google Patents
Stator core burst group is to mechanism suitable for car motor Download PDFInfo
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- CN214055059U CN214055059U CN202022943597.7U CN202022943597U CN214055059U CN 214055059 U CN214055059 U CN 214055059U CN 202022943597 U CN202022943597 U CN 202022943597U CN 214055059 U CN214055059 U CN 214055059U
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Abstract
The utility model relates to a stator core burst group is to mechanism suitable for car motor, it includes base plate, first iron core burst clamping subassembly, second iron core burst clamping subassembly, rotation driving unit, the seat of sliding, slide rail sliding block set spare and linear displacement drive unit. The first iron core fragment clamping assembly is fixed on the substrate and used for clamping the first iron core fragments to be butted. The sliding seat is arranged right above the substrate. The sliding block component of the sliding rail is assembled between the base plate and the sliding seat and cooperates with the linear displacement driving unit to drive the sliding seat to perform directional sliding motion along the left and right directions. The second iron core fragment clamping assembly is arranged on the sliding seat and used for clamping the second iron core fragments to be butted. The rotary driving unit is supported by the sliding seat and drives the second iron core slicing and clamping assembly to rotate. When the rotary driving unit is not started, the second iron core slicing clamping component is arranged on the right side of the first iron core slicing clamping component in an aligned mode and is spaced from the first iron core slicing clamping component at a preset distance.
Description
Technical Field
The utility model belongs to the technical field of the automobile motor assembly technique and specifically relates to a stator core burst group is to mechanism suitable for automobile motor.
Background
Before the engine runs under the power of the engine, the engine must rotate by means of external force, and the automobile motor can convert the electric energy of the storage battery into mechanical energy to drive the flywheel of the engine to rotate so as to start the engine.
As is known, the stator segment of the motor of the automobile is generally cylindrical and is formed by sequentially butting a plurality of iron core segments arranged in a circular array. The assembly quality (especially the integral roundness) of the iron core segment has a crucial influence on the performance, the running stability and the reliability of the automobile motor.
Generally, the stator of the motor for the vehicle includes 12 core segments. In the prior art, the iron core segments need to be butted into a whole in a group two by two, so as to be beneficial to the subsequent enameled wire winding operation. In the prior art, the assembling operation of the iron core segments is usually completed by adopting a manual assembling mode. The following problems occur in actual production: 1) the time consumption of the assembly process of the iron core fragments is long, the production efficiency is not high, and the production beat is difficult to meet the requirements of a production line; 2) the final group of iron core burst receives workman's operation experience and real-time mood influence to the quality great, is unfavorable for carrying out quality control, and the defective rate remains high throughout. Thus, it is highly desirable for the skilled artisan to solve the above problems
SUMMERY OF THE UTILITY MODEL
Therefore, in view of the above-mentioned problems and drawbacks, the present invention provides a stator core segment grouping mechanism for an automotive motor, which is suitable for collecting relevant data, evaluating and considering in many ways, and continuously performing experiments and modifications by a plurality of years of research and development experience technicians engaged in the industry.
In order to solve the technical problem, the utility model relates to a stator core burst group is to mechanism suitable for car motor, it includes base plate, first iron core burst clamping subassembly, second iron core burst clamping subassembly, rotation driving unit, the seat that slides, slide rail sliding block subassembly and linear displacement drive unit. The first iron core fragment clamping assembly is fixed on the substrate and used for clamping the first iron core fragments to be butted. The sliding seat is arranged right above the base plate and located right to the first iron core slicing clamping assembly. The sliding block component of the sliding rail is assembled between the base plate and the sliding seat and cooperates with the linear displacement driving unit to drive the sliding seat to perform directional sliding motion along the left and right directions. The second iron core fragment clamping assembly is installed on the sliding seat and moves synchronously along with the sliding seat in a displacement mode so as to clamp the second iron core fragments to be butted. The rotary driving unit is supported by the sliding seat and arranged under the second iron core slicing clamping assembly to drive the second iron core slicing clamping assembly to perform circumferential rotary motion around the central axis of the second iron core slicing clamping assembly. When the rotary driving unit is not started, the second iron core slicing clamping component is arranged on the right side of the first iron core slicing clamping component in an aligned mode and is spaced from the first iron core slicing clamping component at a preset distance.
As the utility model discloses technical scheme's further improvement, first iron core burst clamping subassembly is including load frame, first iron core burst centre gripping frock, first bolt and second bolt. The first iron core slicing clamping tool is detachably mounted on the upper plane of the bearing frame by means of a first bolt. The bearing frame is detachably fixed on the base plate by the second bolt, and correspondingly, a connecting through hole for the second bolt to pass through is formed in the bottom plate of the bearing frame.
As a further improvement of the technical proposal of the utility model, the connecting through hole is a strip waist-shaped hole extending along the front and back directions. The stator core segment grouping mechanism suitable for the automobile motor further comprises a position fine adjustment unit. The position fine adjustment unit comprises a bearing seat, a push bolt and a nut. The bearing seat is welded and fixed on the base plate and is arranged right in front of the bottom plate of the bearing frame. An avoiding groove for the push bolt to pass through is extended downwards from the top surface of the bearing seat. The nut is welded and fixed on the rear side wall of the bearing seat and is in positive alignment with the avoiding groove. The ejection bolt is matched and screwed with the nut and is opposite to the bottom plate of the bearing frame.
As the utility model discloses technical scheme's further improvement, second iron core burst clamping subassembly is including carousel, second iron core burst centre gripping frock and third bolt. The second iron core slicing clamping tool is fixed with the rotating disc into a whole by means of a third bolt.
As a further improvement of the technical scheme of the utility model, the rotary driving unit comprises a rotary motor, a shaft coupling, a rotary shaft and a rotary sleeve. The rotating sleeve is inserted and fixed on the sliding seat. The rotating shaft is freely rotatably sleeved in the rotating sleeve and is directly fixed with the rotating disk. The rotating motor is arranged right below the rotating shaft, is supported by the sliding seat and carries out synchronous displacement motion along with the sliding seat. The coupling is coupled between a power output shaft of the rotating electric machine and the rotating shaft.
As a further improvement of the technical proposal of the utility model, the linear displacement driving unit comprises a supporting seat and a linear motion element. The supporting seat is fixed on the substrate and arranged right side of the sliding seat. The linear motion element is supported by the supporting seat so as to directionally drag the sliding seat.
As a further improvement of the technical solution of the present invention, the linear motion element is preferably any one of a cylinder, a hydraulic cylinder, or a linear motor.
As the utility model discloses technical scheme's further improvement, the stator core burst group that is applicable to automobile motor is still including first photoelectric sensor, second photoelectric sensor, third photoelectric sensor to the mechanism. The first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor are all installed and fixed on the sliding seat and are all arranged circumferentially around the periphery of the second iron core slicing clamping assembly to be respectively used for limiting an initial reference position, an intermediate avoidance position and a final butt joint position.
When the first iron core fragment and the second iron core fragment are respectively clamped in place relative to the first iron core fragment clamping assembly and the second iron core fragment clamping assembly, firstly, the rotation driving unit acts to drag the second iron core fragment to rotate for a certain angle around the direction of the instantaneous needle, and an avoidance channel is provided for the subsequent displacement motion of the second iron core fragment clamping assembly relative to the first iron core fragment clamping assembly; then, the linear displacement driving unit acts to drag the second iron core fragment clamping assembly to integrally move leftwards until the first iron core fragment and the second iron core fragment are aligned; and finally, the rotary driving unit is started for the second time to drag the second iron core segment to continue to rotate until the butt joint operation of the second iron core segment and the first iron core segment is realized. Therefore, on one hand, the total time required by the iron core fragment group assembly is effectively shortened, and the assembly efficiency is improved; on the other hand, compared with the traditional manual assembly mode, the final assembly quality of the iron core fragments is greatly improved, and the reject ratio of products is reduced; on the other hand, the labor cost is reduced, and the production cost of the automobile motor stator is integrally reduced to a certain extent.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the stator core segment assembling mechanism suitable for the automobile motor of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a sectional view a-a of fig. 2.
Fig. 4 is a top view of fig. 1.
Fig. 5 is a sectional view B-B of fig. 4.
Fig. 6 is an enlarged view of part I of fig. 1.
Fig. 7 is the utility model discloses in be applicable to the stator core burst group to the work flow diagram of mechanism of automobile motor.
Fig. 8 is a schematic diagram of the first iron core segment and the second iron core segment in the standby assembly state.
1-a substrate; 2-a first iron core slicing and clamping assembly; 21-a bearing frame; 22-a first iron core slicing and clamping tool; 3-a second iron core slicing and clamping component; 31-rotating disc; 32-a second iron core slicing and clamping tool; 4-a rotation drive unit; 41-a rotating electrical machine; 42-a coupler; 43-rotation axis; 44-a rotating sleeve; 5-a sliding seat; 6-sliding block component of slide rail; 7-a linear displacement drive unit; 71-a support seat; 72-a linear motion element; 8-a position fine-tuning unit; 81-force bearing seat; 811-avoiding the groove; 82-a jacking bolt; 83-a nut; 9-a first photosensor; 10-a second photosensor; 11-third photosensor.
Detailed Description
In the description of the present invention, it is to be understood that the terms "left", "right", "upper", "lower", "front", "rear", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The following detailed description is made in conjunction with the specific embodiments, and fig. 1 shows the three-dimensional schematic diagram of the stator core segment assembly mechanism of the present invention, which is mainly composed of the substrate 1, the first core segment clamping assembly 2, the second core segment clamping assembly 3, the rotary driving unit 4, the sliding seat 5, the sliding rail sliding block assembly 6, and the linear displacement driving unit 7. The first iron core fragment clamping assembly 2 is detachably fixed on the base plate 1 and used for clamping the first iron core fragments to be butted. The sliding seat 5 is arranged right above the substrate 1 and is positioned right on the right side of the first iron core slicing and clamping assembly 2. The sliding rail block assembly 6 is assembled between the base plate 1 and the sliding seat 5, and cooperates with the linear displacement driving unit 7 to drive the sliding seat 5 to perform directional sliding motion along the left-right direction. The slide rail and slide block assembly 6 comprises a slide rail and a slide block. The slide rail is detachably fixed on the upper plane of the base plate 1 by means of bolts, and the slide block matched with the slide rail is detachably fixed on the lower plane of the sliding seat 5 by means of bolts. The second iron core fragment clamping assembly 3 is installed on the sliding seat 5 and moves synchronously along with the sliding seat 5 in a displacement mode so as to clamp the second iron core fragments to be butted. The rotary driving unit 4 is supported by the sliding seat 5 and arranged under the second iron core slicing and clamping assembly 3 to drive the second iron core slicing and clamping assembly 3 to perform circumferential rotary motion around the central axis of the second iron core slicing and clamping assembly. When the rotary driving unit 4 is not started, the second iron core slicing and clamping assembly 3 is arranged right to the first iron core slicing and clamping assembly 2 in a contraposition mode and is spaced from the first iron core slicing and clamping assembly by a preset distance.
As shown in fig. 7, the working flow of the stator core segment grouping mechanism suitable for the automobile motor is roughly as follows:
the preconditions are as follows: the side wall of the first iron core fragment is provided with a butt joint groove which is penetrated along the up-down direction; correspondingly, a butting protrusion (shown in fig. 8) matched with the butting groove extends outwards from the side wall of the second iron core segment.
1) Firstly, clamping a first iron core fragment and a second iron core fragment in place relative to a first iron core fragment clamping component 2 and a second iron core fragment clamping component 3 respectively;
2) the rotation driving unit 4 acts to drag the second iron core fragment to rotate for a certain angle around the instantaneous needle direction, so as to provide an avoidance channel for the subsequent displacement motion of the second iron core fragment clamping component 3 relative to the first iron core fragment clamping component 2;
3) the linear displacement driving unit 7 acts to drag the second iron core fragment clamping assembly 3 to integrally move leftwards until the first iron core fragment and the second iron core fragment are aligned;
4) the rotary driving unit 4 is started for the second time to drag the second iron core segment to continue to rotate until the butt joint protrusion is inserted into the butt joint groove, and at the moment, the butt joint operation of the second iron core segment and the first iron core segment is realized.
Through adopting above-mentioned technical scheme to set up, this stator core burst group that is applicable to automobile motor is to mechanism until having obtained following technological effect:
1) the total time required for assembling the first iron core fragment and the second iron core fragment is effectively shortened, and the assembly efficiency is improved;
2) compared with the traditional manual assembly mode, the final assembly quality of the first iron core fragments and the second iron core fragments is greatly improved, and the reject ratio of products is reduced;
3) the labor cost is reduced, and the production cost of the automobile motor stator is integrally reduced to a certain extent.
As can be seen from fig. 2, the first iron core segment clamping assembly 2 preferably includes a force-bearing frame 21, a first iron core segment clamping tool 22, a first bolt, and a second bolt. The first iron core slicing clamping tool 21 is detachably mounted on the upper plane of the bearing frame 21 by means of a first bolt. The bearing frame 21 is a welding part and is detachably fixed on the base plate 1 by a second bolt, and correspondingly, a connecting through hole for the second bolt to pass through is formed on the bottom plate of the bearing frame 21. The second iron core segment clamping assembly 3 preferably comprises a rotating disc 31, a second iron core segment clamping tool 32 and a third bolt. The second iron core segment clamping tool 32 is fixed with the rotating disc 31 into a whole by means of a third bolt. Therefore, when the types or sizes of the first iron core segment and the second iron core segment to be assembled are changed, the first iron core segment clamping tool 22 and the second iron core segment clamping tool 32 which are matched with the first iron core segment and the second iron core segment are convenient to disassemble and replace, the operation is convenient and quick, the difficulty of the modification design of the stator iron core segment assembling mechanism suitable for the automobile motor is effectively reduced, and the application range of the stator iron core segment assembling mechanism is expanded.
In view of real-time performance and convenience in adjusting the relative position of the first iron core segment clamping tool 22, the force-bearing frame 21 is first optimized to be a design structure with an adjustable relative position, that is, the connecting through hole is designed to be a long-strip kidney-shaped hole extending along the front-back direction. In addition, a position fine-tuning unit 8 (shown in fig. 1) is also required to be added. The position fine adjustment unit 8 comprises a bearing seat 81, a push bolt 82 and a nut 83. The bearing seat 81 is fixed on the base plate 1 by welding and arranged right in front of the bottom plate of the bearing frame 21. An avoiding groove 811 for the ejection bolt 82 to pass through extends downwards from the top surface of the bearing seat 81. The nut 83 is welded and fixed on the rear side wall of the bearing seat 81 and is in positive alignment with the avoiding groove 811. The ejection bolt 82 is matched and screwed with the nut 83 and is opposite to the bottom plate (shown in figure 6) of the force bearing frame 21. When the relative position of the first iron core segment clamping tool 22 needs to be adjusted in a translation manner, the second bolts need to be loosened to unlock the position of the bearing frame 21, and then the ejector bolt 82 is screwed to force the bearing frame 21 and the first iron core segment clamping tool 22 to adjust the position along the front-back direction until the first iron core segment clamping tool 22 is aligned with the second iron core segment clamping tool 32.
As is known, the rotary drive unit 4 can take various designs to achieve the circumferential drive of the rotary disk 31, however, an embodiment is proposed herein that is simple in design, easy to implement, and convenient for later maintenance, as follows: as shown in fig. 3, 4 and 5, the rotary drive unit 4 preferably includes a rotary motor 41, a coupling 42, a rotary shaft 43 and a rotary sleeve 44. The rotating sleeve 44 is inserted and fixed on the sliding seat 5. The rotating shaft 43 is freely rotatably sleeved in the rotating sleeve 44 and directly fixed with the rotating disc 44. The rotary motor 41 is disposed directly below the rotary shaft 43, is supported by the slide bearing 5, and performs synchronous displacement motion following the slide bearing 5. The coupling 42 is coupled between a power output shaft of the rotating electric machine 41 and the rotating shaft 43. The rotating motor 41 is preferably a servo motor which has a high response speed and is advantageous for accurately controlling the start and stop positions. In addition, the provision of the coupling 42 effectively reduces the requirement for the accuracy of the mounting position of the rotating electric machine 41 and the rotating shaft 43 relative to each other.
As shown in fig. 2, the linear displacement drive unit 7 preferably includes a support base 71 and a linear motion member 72. The support base 71 is fixed on the substrate 1 and arranged right to the slide base 5. The linear motion element 72 is supported by the support 71 to directly effect the directional dragging of the sliding seat 5. Therefore, the linear displacement driving unit 7 has a very simple design structure, and is beneficial to maintenance and repair in the later period.
Further, the linear motion element 72 may be preferably any one of an air cylinder, a hydraulic cylinder, or a linear motor according to the actual application.
Finally, as can be seen from fig. 4, the stator core segment grouping mechanism for the automobile motor is additionally provided with a first photosensor 9, a second photosensor 10 and a third photosensor 11 according to actual conditions. The first photoelectric sensor 9, the second photoelectric sensor 10 and the third photoelectric sensor 11 are all detachably mounted and fixed on the sliding seat 5 and are all circumferentially arranged around the periphery of the second iron core piece clamping assembly 3 so as to be respectively used for limiting an initial reference position, an intermediate avoidance position and a final butt joint position. When the second iron core fragment clamping assembly 3 is located at the initial reference position, the rotating motor 41 is not started yet, and at this time, the first iron core fragment and the second iron core fragment are correspondingly inserted into the first iron core fragment clamping tool 22 and the second iron core fragment clamping tool 32 respectively by means of the manipulator; when the second iron core slicing and clamping assembly 3 is in the middle avoiding position, the first iron core slicing and clamping tool 22 and the second iron core slicing and clamping tool 32 are completely staggered with each other to prepare for the subsequent leftward translational motion of the whole second iron core slicing and clamping assembly 3; the linear motion element 72 acts to drag the second iron core segment clamping tool 32 to move horizontally to the left until the second iron core segment is aligned with the first iron core segment; the rotating motor 41 is started for the second time to drive the second iron core fragment clamping tool 32 to continue to rotate circumferentially until the second iron core fragment clamping tool 32 stops at the final butt joint position under the action of the third photoelectric sensor 11, and at this time, the first iron core fragment clamp and the second iron core fragment complete the butt-joint assembly operation.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A stator core segment assembling mechanism suitable for an automobile motor is characterized by comprising a base plate, a first core segment clamping assembly, a second core segment clamping assembly, a rotary driving unit, a sliding seat, a sliding rail and sliding block assembly and a linear displacement driving unit; the first iron core fragment clamping assembly is fixed on the substrate and used for clamping the first iron core fragments to be butted; the sliding seat is arranged right above the substrate and is positioned right to the right of the first iron core slicing and clamping assembly; the sliding block assembly of the slide rail is assembled between the base plate and the sliding seat and cooperates with the linear displacement driving unit to drive the sliding seat to perform directional sliding motion along the left and right directions; the second iron core segment clamping component is arranged on the sliding seat and performs synchronous displacement motion along with the sliding seat so as to clamp the second iron core segment to be butted; the rotating driving unit is supported by the sliding seat and is arranged right below the second iron core slicing and clamping assembly so as to drive the second iron core slicing and clamping assembly to perform circumferential rotating motion around the central axis of the second iron core slicing and clamping assembly; when the rotary driving unit is not started, the second iron core slicing and clamping component is arranged on the right side of the first iron core slicing and clamping component in an aligned mode and is spaced from the first iron core slicing and clamping component at a preset distance.
2. The stator core segment assembling mechanism suitable for the automobile motor according to claim 1, wherein the first core segment clamping assembly comprises a bearing frame, a first core segment clamping tool, a first bolt and a second bolt; the first iron core slicing clamping tool is detachably mounted on the upper plane of the bearing frame by means of the first bolt; the bearing frame is detachably fixed on the base plate through the second bolt, and correspondingly, a connecting through hole for the second bolt to pass through is formed in the bottom plate of the bearing frame.
3. The stator core segment grouping and assembling mechanism for an automotive motor according to claim 2, wherein said coupling through-hole is an elongated kidney-shaped hole extending in the front-rear direction; the stator core segment assembling mechanism suitable for the automobile motor further comprises a position fine adjustment unit; the position fine adjustment unit comprises a bearing seat, a push bolt and a nut; the bearing seat is welded and fixed on the base plate and is arranged right in front of the bottom plate of the bearing frame; an avoidance groove for the push bolt to pass through is extended downwards from the top surface of the bearing seat; the nut is welded and fixed on the rear side wall of the bearing seat and is in positive alignment with the avoiding groove; the ejection bolt is matched and screwed with the nut and is opposite to the bottom plate of the bearing frame.
4. The stator core segment grouping and assembling mechanism suitable for the automobile motor according to claim 1, wherein the second core segment clamping assembly comprises a rotary table, a second core segment clamping tool and a third bolt; the second iron core slicing clamping tool is fixed with the rotating disc into a whole by means of the third bolt.
5. The stator core segment pairing mechanism suitable for the automobile motor as claimed in claim 4, wherein the rotary driving unit comprises a rotary motor, a coupling, a rotary shaft and a rotary sleeve; the rotating sleeve is inserted and fixed on the sliding seat; the rotating shaft is freely and rotatably sleeved in the rotating sleeve and is directly fixed with the rotating disc; the rotating motor is arranged right below the rotating shaft, is supported by the sliding seat and performs synchronous displacement motion along with the sliding seat; the coupling is coupled between a power output shaft of the rotating electric machine and the rotating shaft.
6. The stator core segment assembling mechanism for the motor of vehicle according to claim 1, wherein said linear displacement driving unit comprises a supporting base and a linear moving element; the supporting seat is fixed on the substrate and is arranged right to the sliding seat; the linear motion element is supported by the supporting seat so as to directionally drag the sliding seat.
7. The stator core segment pairing mechanism for an automotive motor according to claim 6, wherein the linear motion element is any one of a cylinder, a hydraulic cylinder, or a linear motor.
8. The stator core segment grouping and assembling mechanism suitable for the automobile motor according to any one of claims 1 to 7, further comprising a first photoelectric sensor, a second photoelectric sensor and a third photoelectric sensor; the first photoelectric sensor, the second photoelectric sensor and the third photoelectric sensor are all installed and fixed on the sliding seat and are circumferentially arranged around the periphery of the second iron core slicing and clamping assembly so as to be used for limiting an initial reference position, an intermediate avoidance position and a final butt joint position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022943597.7U CN214055059U (en) | 2020-12-11 | 2020-12-11 | Stator core burst group is to mechanism suitable for car motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022943597.7U CN214055059U (en) | 2020-12-11 | 2020-12-11 | Stator core burst group is to mechanism suitable for car motor |
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| CN214055059U true CN214055059U (en) | 2021-08-27 |
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| CN202022943597.7U Active CN214055059U (en) | 2020-12-11 | 2020-12-11 | Stator core burst group is to mechanism suitable for car motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548912A (en) * | 2020-12-11 | 2021-03-26 | 苏州赛腾菱欧智能科技有限公司 | Stator core burst group is to mechanism suitable for car motor |
| CN112548912B (en) * | 2020-12-11 | 2024-07-16 | 苏州赛腾菱欧智能科技有限公司 | Stator core burst group is to mechanism suitable for car motor |
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2020
- 2020-12-11 CN CN202022943597.7U patent/CN214055059U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112548912A (en) * | 2020-12-11 | 2021-03-26 | 苏州赛腾菱欧智能科技有限公司 | Stator core burst group is to mechanism suitable for car motor |
| CN112548912B (en) * | 2020-12-11 | 2024-07-16 | 苏州赛腾菱欧智能科技有限公司 | Stator core burst group is to mechanism suitable for car motor |
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