CN111193365B - Motor stator module press-in machine - Google Patents
Motor stator module press-in machine Download PDFInfo
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- CN111193365B CN111193365B CN201911316886.XA CN201911316886A CN111193365B CN 111193365 B CN111193365 B CN 111193365B CN 201911316886 A CN201911316886 A CN 201911316886A CN 111193365 B CN111193365 B CN 111193365B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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Abstract
The motor stator component pressing machine provided by the invention is high in efficiency by arranging the hydraulic machine tool to provide power for pressing the stator component into the motor shell, the lower surface of the top plate of the hydraulic machine tool is connected with the die, and the die avoids the stator rivet head on the stator component, so that the phenomenon that the stator rivet head is damaged when the stator is pressed into the motor shell is prevented, meanwhile, the telescopic adjusting column is arranged in the mounting hole of the die body, and the avoiding column capable of moving up and down is arranged in the adjusting column, so that the technical effect of automatically adjusting the position of the adjusting column according to the position of the stator rivet head to avoid the stator rivet head is realized, the same die can adapt to the pressing of all stator components with the same outer diameter, the scrapping is reduced, the resource utilization rate is improved, and the phenomenon of stay of funds is avoided.
Description
Technical Field
The invention relates to the field of motor manufacturing, in particular to a motor stator assembly pressing-in machine.
Background
In current motor assembling process, adopt manual operation usually in assembling stator module to motor housing, because be tight fit between stator module's the external diameter and the motor housing internal diameter, operating personnel overlaps the stator module that has already been processed behind motor housing's the opening part, need adopt the hammer mode of striking to imbed stator module in the motor housing, adopt this kind of mode work efficiency extremely low, simultaneously, strike stator module's in-process at the hammer, the stator rivet head that makes stator module terminal surface very easily is pounded badly, causes to scrap.
The die is sleeved on the upper portion of the stator, the stator rivet head can be prevented from being broken by smashing, the position of the stator rivet head can be changed due to the fact that riveting pulling pieces are increased or reduced, and the relative position of the stator connector lug and the stator rivet head is not fixed due to the fact that the position of the stator connector lug is not fixed, a plurality of dies are required to be prepared to avoid the stator rivet heads at different positions, and serious resource waste and stiff fund are caused.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the motor stator assembly pressing machine with higher production efficiency.
In order to achieve the purpose, the technical scheme adopted by the invention is that the motor stator assembly pressing-in machine comprises a hydraulic machine tool and a die, wherein a top plate is fixed on a machine head of the hydraulic machine tool, the die is detachably connected to the lower surface of the top plate, a workbench of the hydraulic machine tool is provided with an L-shaped turnover frame, the turnover frame is provided with a pressure bearing plate and a base backup plate, one edge of the pressure bearing plate is connected with one edge of the base backup plate in a right angle mode, the connecting position of the pressure bearing plate and the base backup plate is rotatably connected with one edge of the workbench, and a jacking cylinder is arranged below the pressure bearing plate;
the die comprises a main body and an adjusting column;
the outer diameter of the main body is equal to that of the stator assembly, a plurality of mounting holes are annularly and uniformly distributed along the center of the lower end face of the main body, the mounting holes extend upwards along a direction parallel to the axial direction of the main body, a matching hole which extends to the mounting holes from the center of the main body to the center of the main body and is perpendicular to the outer wall is formed in the outer wall of the main body, and the extension line of the axial lead of the matching hole is perpendicular to and intersected with the axial lead of the mounting hole;
the adjusting column is slidably inserted into the mounting hole, the sliding direction of the adjusting column is parallel to the axial lead of the mounting hole, a sliding groove penetrating through the adjusting column along the radial direction of the adjusting column is formed in the upper portion of the adjusting column, balls capable of sliding left and right along the sliding groove are arranged in the sliding groove, the diameter of each ball is larger than the aperture of the corresponding hole, and when the sliding groove is aligned with the corresponding hole, the balls can roll towards the corresponding hole and are embedded into the corresponding hole, so that part of each ball protrudes out of the outer circumferential surface of the main body; an avoidance hole penetrating through the adjusting column in the vertical direction is formed in the middle of the lower end face of the adjusting column, an avoidance column capable of sliding up and down is arranged in the avoidance hole, a gland used for covering the avoidance hole is arranged at the upper end of the adjusting column, the gland is in threaded connection with the adjusting column, the lower end face of the gland is connected with the upper end face of the avoidance column through a first spring, and a groove used for containing a ball is formed in the outer circumferential surface of the upper portion of the avoidance column;
the avoidance column is provided with a first working position and a second working position, when the avoidance column is located at the first working position, the lower end face of the avoidance column is flush with the lower end face of the adjusting column, the groove is located below the center of the ball, the first spring is stretched, and the pulling force generated by the first spring on the avoidance column is equal to the gravity of the avoidance column; when the avoidance column is located at the second working position, the avoidance column moves upwards, the first spring is compressed, a space for accommodating a stator rivet head is formed between the lower end face of the avoidance column and the lower end face of the adjusting column, and the groove is aligned to the sliding groove.
Preferably, the mounting hole is a blind hole.
Further preferably, the mold further comprises a second spring, and the second spring is located between the upper end surface of the adjusting column and the bottom wall of the mounting hole.
Further preferably, the second spring has a tendency to urge the adjustment post downward.
Preferably, the shortest distance between adjacent mounting holes is 2 mm.
Preferably, the diameter of the mounting hole is 5-12 mm.
Preferably, the main body is a hollow cylinder, the inner diameter of the main body is smaller than that of the stator assembly, and the main body is made of 45# steel.
Preferably, the adjusting column is made of stainless steel.
Preferably, the mold is connected with the top plate in a thread fit mode.
Further preferably, the upper end of jacking cylinder rotationally connects the lower surface of bearing plate, the lower extreme of jacking cylinder rotationally connects on ground further preferably, the upper end of jacking cylinder rotationally connects the lower surface of bearing plate, the lower extreme of jacking cylinder rotationally connects subaerial.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the motor stator component pressing machine provided by the invention is high in efficiency by arranging the hydraulic machine tool to provide power for pressing the stator component into the motor shell, the lower surface of the top plate of the hydraulic machine tool is connected with the die, and the die avoids the stator rivet head on the stator component, so that the phenomenon that the stator rivet head is damaged when the stator is pressed into the motor shell is prevented, meanwhile, the telescopic adjusting column is arranged in the mounting hole of the die body, and the avoiding column capable of moving up and down is arranged in the adjusting column, so that the technical effect of automatically adjusting the position of the adjusting column according to the position of the stator rivet head to avoid the stator rivet head is realized, the same die can adapt to the pressing of all stator components with the same outer diameter, the scrapping is reduced, the resource utilization rate is improved, and the phenomenon of stay of funds is avoided.
Drawings
FIG. 1 is a schematic front view of the present invention with the jacking cylinder in a retracted state.
Fig. 2 is a schematic front view of the present invention with the jacking cylinder in an extended state.
Fig. 3 is an enlarged view of a portion of the mold of fig. 1.
Fig. 4 is a sectional view taken in the direction of a-a in fig. 3.
FIG. 5 is an enlarged fragmentary view at B of FIG. 4 with the evacuation column in the first operative position.
FIG. 6 is an enlarged fragmentary view at B of FIG. 4 with the evacuation column in a second operative position.
Wherein: 100. a hydraulic machine tool; 101. a machine head; 1011. a top plate; 102. a work table; 1021. a roll-over stand; 1022. a pressure bearing plate; 1023. a base backup plate; 103. jacking a cylinder; 200. a mold; 201. a main body; 2011. mounting holes; 2012. a mating hole; 202. adjusting the column; 2021. a chute; 2022. a ball bearing; 2023. avoiding holes; 2024. avoiding the column; 2025. a gland; 2026. a first spring; 2027. a groove; 203. a second spring; 300. a motor housing; 400. a stator assembly; 401. stator rivet head.
Detailed Description
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
the up and down directions in the present invention refer to the up and down directions in fig. 1, and the left and right directions in the present invention refer to the left and right directions in fig. 4.
As shown in fig. 1-2, the present invention provides a motor stator assembly pressing machine, including a hydraulic machine tool 100 and a mold 200, wherein the hydraulic machine tool includes a machine head 101, a workbench 102, and a jacking cylinder 103, the machine head 101 is used for providing pressure for pressing a stator assembly 400 into a motor housing 300, and the machine head 101 is a hydraulic cylinder; a top plate 1011 is fixed at the lower end of the machine head 101, the die 200 is detachably connected to the lower surface of the top plate 1011, the die 200 is connected with the top plate 1011 in a threaded fit manner, the workbench 102 is provided with an L-shaped roll-over stand 1021, the roll-over stand 1021 is provided with a pressure-bearing plate 1022 and a base backup plate 1023, one edge of the pressure-bearing plate 1022 and one edge of the base backup plate 1023 are connected in a right angle, the joint of the pressure-bearing plate 1022 and the base backup plate 1023 is rotatably connected with one edge of the workbench 102, a jacking cylinder 103 is arranged below the pressure-bearing plate 1022, the upper end of the jacking cylinder 103 is rotatably connected with the lower surface of the pressure-bearing plate 1022, and the lower end of the jacking cylinder 103 is rotatably connected with the ground; when hoisting motor casing 300 to roll-over stand 1021, earlier make base backup plate 1023 be on a parallel with the horizontal plane with roll-over stand 1021 upset, at this moment, bearing plate 1022 perpendicular to horizontal plane, the loop wheel machine can hoist motor casing 300 to base backup plate 1023 smoothly on, after the hoist and mount, fix motor casing 300 at base backup plate 1023 through the bolt, again with roll-over stand 1021 upset, make bearing plate 1022 be on a parallel with the horizontal plane, and bear on workstation 102, make base backup plate 1023 perpendicular to horizontal plane, make the opening of motor casing 300 be located mould 200 under.
As shown in fig. 1 to 4, the mold 200 includes a main body 201, an adjusting column 202, and a second spring 203, wherein the main body 201 is a hollow cylinder, the main body 201 is made of 45# steel, an outer diameter of the main body 201 is equal to an outer diameter of the stator assembly 400, an inner diameter of the main body 201 is smaller than the inner diameter of the stator assembly 400, a plurality of mounting holes 2011 are annularly and uniformly distributed along a center of the lower end surface of the main body 201, the mounting holes 2011 are blind holes, a shortest distance between adjacent mounting holes 2011 is 2mm, a bore diameter of the mounting holes 2011 is 5-12mm, the mounting holes 2011 extend upward along a direction parallel to an axial direction of the main body 201, a fitting hole 2012 perpendicular to the outer wall and extending to the center of the main body 201 to the mounting hole 2011 is formed in an outer wall of the main body 201, and an extension line of a shaft axis of the fitting hole 2012 is perpendicular to and intersects with a shaft axis of the mounting hole 2011; the adjusting column 202 is slidably inserted into the mounting hole 2011, the adjusting column 202 is made of stainless steel, the sliding direction of the adjusting column 202 is parallel to the axial lead of the mounting hole 2011, a sliding groove 2021 penetrating through the adjusting column 202 along the radial direction of the adjusting column 202 is formed in the upper portion of the adjusting column 202, a ball 2022 capable of sliding left and right along the sliding groove 2021 is arranged in the sliding groove 2021, the diameter of the ball 2022 is larger than the aperture of the matching hole 2012, an avoiding hole 2023 penetrating through the adjusting column 202 along the up-down direction is formed in the center of the lower end face of the adjusting column 202, an avoiding column 2024 capable of sliding up and down is arranged in the avoiding hole 2023, a groove 2027 used for accommodating the ball 2022 is formed in the outer circumferential surface of the upper portion of the avoiding column 2024, a pressing cover 2025 is arranged on the upper end face of the adjusting column 202, the pressing cover 2025 is in threaded connection with the upper end of the adjusting column 202, the pressing cover 2023 is used for covering the avoiding hole 2023, and the lower end face of the pressing cover 2025 is connected with the upper end face of the avoiding column 2024 through a first spring 2026; the second spring 203 is disposed between the upper end surface of the adjustment post 202 and the bottom wall of the mounting hole 2011, and the second spring 203 has a tendency to urge the adjustment post 203 downward.
The avoidance column 2024 has a first working position and a second working position, when the avoidance column 2024 is in the first working position, as shown in fig. 5, a lower end surface of the avoidance column 2024 is flush with a lower end surface of the adjustment column 202, the groove 2027 is located below the center of the ball 2022, the sliding groove 2021 is aligned with the fitting hole 2012, the ball 2022 rolls toward the fitting hole 2012 under the action of a portion indicated at C on the avoidance column 2024 and is inserted into the fitting hole 2012, a portion of the ball 2022 protrudes out of the outer circumferential surface of the main body 201, the portion indicated at C on the avoidance column 2024 tightly pushes the ball 2022, so that the ball 2022 can play a role of locking the relative position of the adjustment column 202 and the main body 201, the first spring 2026 is in a stretched state, and a pulling force generated by the first spring 2026 on the avoidance column 2024 is equal to a gravity borne by the avoidance column 2024; when the avoiding column 2024 is in the second working position, as shown in fig. 6, the avoiding column 2024 moves upward, the lower end surface of the avoiding column 2024 is higher than the lower end surface of the adjusting column 202, a space for accommodating the stator rivet head 401 protruding from the end surface of the stator assembly 400 is formed between the lower end surface of the avoiding column 2024 and the lower end surface of the adjusting column 202, and the groove 2027 is aligned with the chute 2021, at this time, the die 200 is continuously driven by the machine head 101 to move downward, the main body 201 is driven to move downward, the adjusting column 202 moves upward relative to the main body 201, and the adjusting column 202 moves upward relative to the main body 201 for the following reasons:
1. the lower end surface of the adjusting column 202 is propped against the upper end surface of the stator assembly 400, so that the adjusting column 202 moves upwards relative to the main body 201;
2. the lower end surface of the avoiding column 2024 is abutted by the stator rivet head 401, the avoiding column 2024 moves upwards relative to the main body 201 until the first spring 2026 is compressed to the limit position, and the adjusting column 202 is driven by the first spring 2026 and the gland 2025 to move upwards relative to the main body 201; when the adjusting post 202 moves upward relative to the main body 201, the portion indicated at D on the main body 201 pushes the ball 2022 to be squeezed into the groove 2027 through the sliding groove 2021, so that the adjusting post 202 can move upward relative to the main body 201, and at this time, the first spring 2026 is in a compressed state, and has a tendency to drive the avoiding post 2024 to move downward.
In the above embodiment, the resultant downward force generated by the compression of the first spring 2026 and the second spring 203 is much smaller than the limit pressure generated by the damage to the stator rivet head 401, the first spring 2026 is only used to drive the avoidance column 2024 to move downward when compressed, and the second spring 203 is only used to drive the adjustment column 202 to move downward when compressed; the projection of the avoidance column 2024 in the vertical direction can cover a part or all of the upper end surface of the stator rivet head 401, and the upper end surface of the stator rivet head 401, which is not covered by the projection, is the lower end surface of the main body 201.
In order to facilitate understanding of the function of the present invention, a process of pressing the stator assembly 400 into the motor housing 300 will be briefly described.
Pressing the stator assembly 400 into the motor housing 300 comprises the following steps:
1. the overturning frame 1021 is overturned to enable the base backup plate 1023 to be parallel to the horizontal plane and enable the bearing plate 1022 to be vertical to the horizontal plane;
2. hoisting the motor shell 300 to the base backup plate 1023 through a crane, and fixing the motor shell 300 to the base backup plate 1023 through bolts;
3. turning the turning frame 1021, making the bearing plate 1022 parallel to the horizontal plane and supported on the workbench 102, making the base backup plate 1023 perpendicular to the horizontal plane, and making the opening of the motor casing 300 located right below the mold 200;
4. sleeving the stator assembly 400 at an opening of the motor shell 300, driving the die 200 to press downwards through the machine head 101, when the upper surface of the stator rivet head 401 abuts against the lower surface of the avoidance column 2024, the die 200 continuously moves downwards, the avoidance column 2024 moves upwards relative to the main body 201 to a second working position, so that the groove 2027 is aligned with the chute 2021, and when the die 200 continuously moves downwards, the adjusting column 202 moves upwards relative to the main body 201 to complete avoidance of the stator rivet head 401;
5. the machine head 101 moves downwards to drive the die 200 to press the stator assembly 400 into the motor shell 300, so that the press-in of the stator assembly is completed;
6. the turnover plate 1021 is turned over to make the base backup plate 1023 parallel to the horizontal plane, the bearing plate 1022 perpendicular to the horizontal plane, the bolts on the base backup plate 1023 for fixing the motor housing 300 are removed, and the motor housing 300 with the stator assembly 400 assembled is removed by using a crane.
In the above embodiment, the motors to be assembled are all large motors, and are difficult to transport manually.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered within the scope of the present invention.
Claims (10)
1. The utility model provides a motor stator subassembly machine of impressing, includes hydraulic machine tool and mould, its characterized in that:
a top plate is fixed on the machine head of the hydraulic machine tool, the die is detachably connected to the lower surface of the top plate, the workbench of the hydraulic machine tool is provided with an L-shaped turnover frame, the turnover frame is provided with a pressure-bearing plate and a base backup plate, one edge of the pressure-bearing plate is connected with one edge of the base backup plate in a right angle mode, the joint of the pressure-bearing plate and the base backup plate is rotatably connected with one edge of the workbench, and a jacking cylinder is arranged below the pressure-bearing plate;
the die comprises a main body and an adjusting column;
the outer diameter of the main body is equal to that of the stator assembly, a plurality of mounting holes are annularly and uniformly distributed along the center of the lower end face of the main body, the mounting holes extend upwards along a direction parallel to the axial direction of the main body, a matching hole which extends to the mounting holes from the center of the main body to the center of the main body and is perpendicular to the outer wall is formed in the outer wall of the main body, and the extension line of the axial lead of the matching hole is perpendicular to and intersected with the axial lead of the mounting hole;
the adjusting column is slidably inserted into the mounting hole, the sliding direction of the adjusting column is parallel to the axial lead of the mounting hole, a sliding groove penetrating through the adjusting column along the radial direction of the adjusting column is formed in the upper portion of the adjusting column, balls capable of sliding left and right along the sliding groove are arranged in the sliding groove, the diameter of each ball is larger than the aperture of the corresponding hole, and when the sliding groove is aligned with the corresponding hole, the balls can roll towards the corresponding hole and are embedded into the corresponding hole, so that part of each ball protrudes out of the outer circumferential surface of the main body; an avoidance hole penetrating through the adjusting column in the vertical direction is formed in the middle of the lower end face of the adjusting column, an avoidance column capable of sliding up and down is arranged in the avoidance hole, a gland used for covering the avoidance hole is arranged at the upper end of the adjusting column, the gland is in threaded connection with the adjusting column, the lower end face of the gland is connected with the upper end face of the avoidance column through a first spring, and a groove used for containing a ball is formed in the outer circumferential surface of the upper portion of the avoidance column;
the avoidance column is provided with a first working position and a second working position, when the avoidance column is located at the first working position, the lower end face of the avoidance column is flush with the lower end face of the adjusting column, the groove is located below the center of the ball, the first spring is stretched, and the pulling force generated by the first spring on the avoidance column is equal to the gravity of the avoidance column; when the avoidance column is located at the second working position, the avoidance column moves upwards, the first spring is compressed, a space for accommodating a stator rivet head is formed between the lower end face of the avoidance column and the lower end face of the adjusting column, and the groove is aligned to the sliding groove.
2. The motor stator assembly press as recited in claim 1, wherein: the mounting hole is a blind hole.
3. The motor-stator assembly press as recited in claim 2, wherein: the mould still includes the second spring, the second spring is located the up end of adjustment post with the diapire of mounting hole.
4. The motor-stator assembly press as recited in claim 3, wherein: the second spring has a tendency to urge the adjustment post downward.
5. The motor stator assembly press as recited in claim 1, wherein: the shortest distance between adjacent mounting holes is 2 mm.
6. The motor stator assembly press as recited in claim 1, wherein: the aperture of the mounting hole is 5-12 mm.
7. The motor stator assembly press as recited in claim 1, wherein: the main part is hollow cylinder, the internal diameter of main part is less than stator module's internal diameter, the material of main part is 45# steel.
8. The motor stator assembly press as recited in claim 1, wherein: the adjusting column is made of stainless steel.
9. The motor stator assembly press as recited in claim 1, wherein: the die is connected with the top plate in a thread matching mode.
10. The motor stator assembly press-in machine according to any one of claims 1 to 9, wherein: the upper end of the jacking cylinder is rotatably connected with the lower surface of the bearing plate, and the lower end of the jacking cylinder is rotatably connected with the ground.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316886.XA CN111193365B (en) | 2019-12-19 | 2019-12-19 | Motor stator module press-in machine |
| PCT/CN2020/136720 WO2021121248A1 (en) | 2019-12-19 | 2020-12-16 | Electric motor stator assembly press-in machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911316886.XA CN111193365B (en) | 2019-12-19 | 2019-12-19 | Motor stator module press-in machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111193365A CN111193365A (en) | 2020-05-22 |
| CN111193365B true CN111193365B (en) | 2021-11-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911316886.XA Active CN111193365B (en) | 2019-12-19 | 2019-12-19 | Motor stator module press-in machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN111193365B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021121248A1 (en) * | 2019-12-19 | 2021-06-24 | 江苏久知电机股份有限公司 | Electric motor stator assembly press-in machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394538A (en) * | 2011-10-24 | 2012-03-28 | 上虞华盛电机有限公司 | Electric motor stator assembly machine |
| CN107947499A (en) * | 2017-12-12 | 2018-04-20 | 宁波菲尔格机电科技有限公司 | A kind of assembling machine for stator of motor |
| CN208955853U (en) * | 2018-11-07 | 2019-06-07 | 汇润电气有限公司 | A kind of stator assembling machine and its frock clamp |
| CN209088768U (en) * | 2018-12-26 | 2019-07-09 | 无锡嘉事达电机有限公司 | Rotor for auto starter iron core riveting device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3932177B2 (en) * | 2002-05-24 | 2007-06-20 | 株式会社ジェイテクト | Motor manufacturing equipment |
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2019
- 2019-12-19 CN CN201911316886.XA patent/CN111193365B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102394538A (en) * | 2011-10-24 | 2012-03-28 | 上虞华盛电机有限公司 | Electric motor stator assembly machine |
| CN107947499A (en) * | 2017-12-12 | 2018-04-20 | 宁波菲尔格机电科技有限公司 | A kind of assembling machine for stator of motor |
| CN208955853U (en) * | 2018-11-07 | 2019-06-07 | 汇润电气有限公司 | A kind of stator assembling machine and its frock clamp |
| CN209088768U (en) * | 2018-12-26 | 2019-07-09 | 无锡嘉事达电机有限公司 | Rotor for auto starter iron core riveting device |
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| CN111193365A (en) | 2020-05-22 |
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