CN114649912A - Disassembling and assembling equipment for motor rotor of hybrid transmission - Google Patents
Disassembling and assembling equipment for motor rotor of hybrid transmission Download PDFInfo
- Publication number
- CN114649912A CN114649912A CN202210559548.4A CN202210559548A CN114649912A CN 114649912 A CN114649912 A CN 114649912A CN 202210559548 A CN202210559548 A CN 202210559548A CN 114649912 A CN114649912 A CN 114649912A
- Authority
- CN
- China
- Prior art keywords
- motor rotor
- central hole
- hybrid transmission
- positioning sleeve
- sleeve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- H02K15/0006—Disassembling, repairing or modifying dynamo-electric machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/002—Article feeders for assembling machines orientating the articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/003—Escapement mechanisms used therewith
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/001—Article feeders for assembling machines
- B23P19/006—Holding or positioning the article in front of the applying tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
-
- 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
- H02K15/16—Centering rotors within the stator; Balancing rotors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention relates to the field of automobile transmission assembly equipment, in particular to disassembly and assembly equipment for a motor rotor of a hybrid transmission, which comprises: the positioning plate is provided with a central hole and at least two guide holes positioned on the outer side of the central hole; the lower ends of the guide posts are used for being matched with mounting holes in a shell workpiece of the hybrid transmission; the locating sleeve is rotationally connected in the central hole of the locating plate, the upper end of the locating sleeve is connected with the central hole of the locating plate in a coaxial rotating mode, a limiting groove which is opened downwards and is used for being matched with a bearing for a rotor at the upper end of a motor rotor assembly workpiece is formed in the lower end of the locating sleeve, a plurality of grabbing rods which are arranged in an annular interval mode with the axis of the central hole as the center are fixed on the circumferential outer side of the locating sleeve, the lower end of each grabbing rod is located on the lower side of the lower end of the locating sleeve, and a lateral groove is formed in the lower end of each grabbing rod. The invention has the advantages of high coaxiality, low cost and convenient use when the motor rotor assembly is installed.
Description
Technical Field
The invention relates to the field of automobile transmission assembling equipment, in particular to disassembling and assembling equipment for a motor rotor of a hybrid transmission.
Background
In the process of assembling and repairing a hybrid transmission for an automobile, a motor rotor is assembled and disassembled. During batch production, high-precision grabbing equipment is adopted to realize automatic centering, so that the installation coaxiality of the motor rotor assembly is ensured, and the installation quality is guaranteed. However, in the prior art, the motor rotor assembly is often installed in a manner of directly grabbing and knocking by hand during manual assembly and repair, because the motor rotor has magnetism, and the bearing outer ring and the housing need to be in transition fit, the centering difficulty of personnel operation is high, the motor rotor assembly can tilt due to magnetic attraction in the installation process, so that coils are gnawed, the housing is gnawed and cut, and the bearing is not installed in place, thereby causing the situations of short service life of the motor and abnormal sound.
Disclosure of Invention
The invention aims to provide the disassembly and assembly equipment for the motor rotor of the hybrid transmission, which can ensure high coaxiality when a motor rotor assembly is installed, has lower cost and is convenient to use.
In order to achieve the purpose, the invention adopts the following technical scheme: a mounting and dismounting device for a motor rotor of a hybrid transmission, comprising: the positioning plate is provided with a central hole and at least two guide holes positioned on the outer side of the central hole; the lower ends of the guide posts are used for being matched with mounting holes in a shell workpiece of the hybrid transmission, and the upper ends of the guide posts are used for being matched with guide holes of a positioning plate to realize the up-and-down guiding of the positioning plate; the locating sleeve is rotationally connected in the central hole of the locating plate, the upper end of the locating sleeve is connected with the central hole of the locating plate in a coaxial rotating mode, a limiting groove which is opened downwards and is used for being matched with a bearing for a rotor at the upper end of a motor rotor assembly workpiece is formed in the lower end of the locating sleeve, a plurality of grabbing rods which are arranged in an annular interval mode with the axis of the central hole as the center are fixed on the circumferential outer side of the locating sleeve, the lower end of each grabbing rod is located on the lower side of the lower end of the locating sleeve, and a lateral groove is formed in the lower end of each grabbing rod.
When the grabbing rod is used, the guide column is fixed on the mounting hole of the hybrid transmission workpiece, and then the limiting groove of the locating sleeve is aligned to the bearing for the rotor at the upper end of the motor rotor assembly workpiece, so that the grabbing rod is aligned to the gear hole on the transmission gear of the motor rotor assembly workpiece; then the positioning sleeve moves downwards, so that the rotor of the motor rotor assembly workpiece enters the limiting groove for matching by using a bearing, and the lower end of the grabbing rod extends into a gear hole on a transmission gear of the motor rotor assembly workpiece; then, the positioning sleeve is rotated to drive all the grabbing rods to rotate by taking the axis of the positioning sleeve as a center, and after the grabbing rods rotate by a certain angle, the transmission gear is positioned between the upper groove wall and the lower groove wall of the lateral groove, so that the positioning sleeve and the motor rotor assembly workpiece are linked up and down; the guide columns are inserted into the guide holes of the positioning plate to realize the up-and-down movement guide of the positioning plate, the positioning sleeve and the grabbing rod so as to ensure the coaxiality of the positioning plate and other parts when moving up and down; finally, the positioning plate and the positioning sleeve move up and down to detach the motor rotor assembly workpiece from the hybrid transmission shell workpiece or press the motor rotor assembly workpiece into the hybrid transmission shell workpiece, and the interference of magnetic force of the motor rotor assembly workpiece during detachment can be overcome, so that the coaxiality of the motor rotor assembly workpiece during detachment is ensured; the equipment is very convenient to use, and the production and maintenance cost can be reduced.
Preferably, a vertically extending abutting head is arranged in the limiting groove of the positioning sleeve, the abutting head is coaxial with the positioning sleeve, and the lower end of the abutting head is relatively located on the upper side of the lateral groove. The abutting head abuts against the end part of the rotor shaft of the motor rotor assembly workpiece so as to prevent the positioning sleeve from excessively moving downwards, and therefore the lateral groove is located in the gear hole of the transmission gear.
Preferably, an operating rod is fixed to the upper end of the positioning sleeve, and the lower end of the operating rod extends into the limiting groove to form the abutting head. An operating rod is fixed at the upper end of the positioning sleeve, the positioning sleeve and the grabbing rod can be driven to rotate in a mode of rotating the operating rod, and the limiting matching and the linkage with a motor rotor assembly workpiece are facilitated; the operating rod can also be used for adjusting the height, so that the positioning sleeve is prevented from excessively moving downwards, one component realizes two functions, the assembly of the invention is convenient, and the cost of the invention is further reduced.
Preferably, the abutting head is of a frustum structure with a thin lower part and a thick upper part. The arrangement is used for ensuring the strength of the abutting joint structure, so that the lower end face of the abutting joint is smaller, the contact between the low joint and the bearing for the rotor can be avoided, and the collision during use of the bearing is reduced.
Preferably, the operating rod is fixed with the positioning sleeve in a threaded manner; the upper end of the operating rod is provided with a radial through hole, and a rotating rod is arranged in the through hole. The operating rod is fixed with the positioning sleeve through threads, and the upper position and the lower position of the abutting joint head can be adjusted in a mode of rotating the operating rod, so that the motor rotor assembly is suitable for motor rotor assemblies with different tolerances.
Preferably, the inner diameter of the upper part of the central hole is larger than that of the lower part of the central hole, a bearing for a positioning sleeve is arranged in the upper part of the central hole, and the upper end of the positioning sleeve extends into the central hole and is rotatably connected with the positioning plate through the bearing for the positioning sleeve. Wherein, the bearing for the positioning sleeve rotates in the central hole to facilitate the rotation between the fixing sleeve and the fixing plate; and the inner diameter of the upper part of the central hole is larger than that of the lower part of the central hole, and the end surface of the central hole can support the positioning sleeve by a bearing.
Preferably, the positioning sleeve is provided with an outer convex part extending towards the outer side of the circumference, and the grabbing rod is fixed on the outer convex part; the outer diameter of the lower end of the grabbing rod is smaller than the inner diameter of a gear hole of a transmission gear on a motor rotor assembly workpiece, and the height of a lateral groove of the grabbing rod is larger than the thickness of the transmission gear; the opening directions of the lateral grooves of the plurality of grabbing rods are consistent. The outer convex part is arranged, so that the positioning sleeve and the grabbing rod can be assembled and fixed conveniently; the outer diameter of the lower end of the grabbing rod is smaller than the inner diameter of the gear hole, so that the lower end of the grabbing rod can enter the gear hole to be limited; the lateral grooves of each grabbing rod face towards the same direction, so that all grabbing rods can be linked with the transmission gear and limited.
Preferably, the positioning plate is provided with an extension portion extending outward in the circumferential direction, and the guide hole is located at an end portion of the extension portion. The positioning plate can be made smaller, and the extension part can be made narrower, so that the interference between the positioning plate and the shell workpiece of the hybrid transmission can be avoided when the hybrid transmission is used.
Preferably, a connecting plate is fixed at the lower end of the guide post, and the connecting plate is detachably fixed with a hybrid transmission shell workpiece through a fastener. Through the through holes which are arranged on the connecting plate and correspond to the mounting holes of the hybrid transmission shell workpiece, fasteners can conveniently pass through the through holes, and the fasteners can be bolts. According to the invention, the guide post corresponds to one mounting hole, and then corresponds to at least one mounting hole through the connecting plate, so that the stability of the guide post in use is improved, the coaxiality of the guide post is ensured, and the coaxiality of the positioning plate and the positioning sleeve is further ensured.
The invention has the advantages of high coaxiality, low cost and convenient use when the motor rotor assembly is installed.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a cross-sectional view of the present invention.
Fig. 3 is a first state diagram of the present invention in use.
Fig. 4 is a second state diagram of the present invention in use.
Fig. 5 is a third state diagram of the present invention in use.
In the figure, a positioning plate 1, a central hole 11, a positioning sleeve 12, an outer convex part 13, a bearing 14 for the positioning sleeve, a bearing cover plate 15, a guide hole 16, a grabbing rod 17, a lateral groove 18, a limiting groove 19, a guide post 2, a positioning pin 21, a bolt 22, a connecting plate 23, an operating rod 3, a rotating rod 31, a through hole 32, an abutting head 33, a hybrid transmission case workpiece 4, a motor rotor assembly workpiece 41, a transmission gear 42, a gear hole 43 and a bearing 44 for a rotor.
Detailed Description
The invention is further described below with reference to the figures and specific embodiments.
As shown in fig. 1 and fig. 2, the present embodiment discloses a mounting and dismounting device for a motor rotor of a hybrid transmission, which is used for mounting or dismounting a workpiece 4 of a hybrid transmission housing and a workpiece 41 of a motor rotor assembly, and the mounting and dismounting device for the motor rotor of the hybrid transmission of the present embodiment includes a positioning plate 1, wherein the positioning plate 1 is provided with a central hole 11, the positioning plate 1 is provided with two extending portions extending to the outside in the circumferential direction, and one ends of the two extending portions, which are far away from the positioning plate 1, are provided with guide holes 16 penetrating through the positioning plate in the up-and-down direction.
The inner diameter of the upper part of the central hole 11 is larger than that of the lower part of the central hole 11, a bearing 14 for a positioning sleeve is arranged in the upper part of the central hole 11, the upper end of the positioning sleeve 12 extends into the central hole 11 and is rotatably connected with the positioning plate 1 through the bearing 14 for the positioning sleeve, and the upper end of the positioning sleeve 12 is coaxially and rotatably connected with the central hole 11 of the positioning plate 1. A bearing cover plate 15 is fixed above the positioning plate 1, the bearing cover plate 15 is in contact with the outer ring of the bearing 14 for the positioning sleeve, and the bearing cover plate 15 is not in contact with the inner ring of the bearing 14 for the positioning sleeve.
As shown in fig. 1 to 5, the hybrid transmission case further includes guide posts 2, lower ends of the two guide posts 2 are used for being matched with mounting holes on the hybrid transmission case workpiece 4, upper ends of the guide posts 2 are used for being matched with guide holes 16 of the positioning plate 1 to achieve up-and-down guiding of the positioning plate 1, a connecting plate 23 is fixed at the lower ends of the guide posts 2, and the connecting plate 23 is detachably fixed with the hybrid transmission case workpiece 4 through a fastener 22. Wherein, can set up the locating hole on guide post 23 lower extreme or connecting plate 23 to further fix a position through the pinhole of locating pin 21 and hybrid transmission casing work piece 4 own. The hybrid transmission case workpiece of the present embodiment has a plurality of mounting holes for fixing to the end caps or the mounting portions, and the extending direction of the extension and the extending direction of the connecting plate 23 are determined based on the actual positions of the mounting holes.
As shown in fig. 1, 2, and 3, a limiting groove 19 that is open downward and is used for being engaged with a rotor bearing 44 at the upper end of a motor rotor assembly workpiece 41 is formed at the lower end of the positioning sleeve 12, the inner diameter of the limiting groove 19 is larger than the outer diameter of the rotor bearing 44, a vertically extending abutting head 33 is arranged in the limiting groove 19 of the positioning sleeve 12, the abutting head 33 is coaxial with the positioning sleeve 12, and the lower end of the abutting head 33 is relatively positioned at the upper side of the lateral groove 18. When the positioning sleeve 12 is sleeved outside the rotor bearing 44, the positioning sleeve 12 is in clearance fit with the rotor bearing 44, so that the positioning sleeve 12 can also laterally support and position the rotor bearing 44.
As shown in fig. 1, 2 and 3, five grabbing rods 17 which are annularly and uniformly arranged at intervals by taking the axis of a central hole 11 as the center are fixed on the circumferential outer side of a positioning sleeve 12, an outer convex part 13 which extends towards the circumferential outer side is arranged at the position of the deviated end part of the positioning sleeve 12, the lower end of the grabbing rod 17 is positioned at the lower end of the positioning sleeve 12, the outer convex part 13 is provided with a first matching hole which penetrates through the upper part and the lower part, the grabbing rod 17 is provided with a second matching hole which opens upwards, the first matching hole is aligned with the second matching hole, and the positioning sleeve 12 is fixed with the grabbing rod 17 through bolts and other components. Wherein, the lower end of the grabbing rod 17 is provided with a lateral groove 18 with a lateral opening, the outer diameter of the lower end of the grabbing rod 17 is smaller than the inner diameter of the gear hole 43 of the transmission gear 42, the distance of the lateral groove 18 of the grabbing rod 17 in the up-down direction is larger than the thickness of the gear hole 43 of the transmission gear 42, and the opening direction of the lateral groove 18 of each grabbing rod 17 is the same (see fig. 3).
As shown in fig. 1, 2, and 3, the operating rod 3 is fixed at the upper end of the positioning sleeve 12, the middle portion of the bearing cover plate 15 is provided with a yielding hole for yielding the operating rod 3, the lower end of the operating rod 3 extends into the limiting groove 19 to form the abutting head 33, the abutting head 33 is a frustum structure with a thin lower portion and a thick upper portion, and the operating rod 3 and the positioning sleeve 12 are fixed by threads. Wherein, the upper end of the operating rod 3 is provided with a radial through hole 32, and a rotating rod 31 is arranged in the through hole 32.
When the motor rotor assembly workpiece 41 needs to be disassembled and assembled, the guide post 2 is firstly fixed on the hybrid transmission shell workpiece 4, the motor rotor assembly workpiece 41 is moved to the position above the position to be installed of the hybrid transmission shell workpiece 4, and the positioning plate 1 is sleeved on the guide post 2.
The limiting groove 19 at the lower end of the positioning sleeve 12 and the lower end of the grabbing rod 17 are respectively aligned with the rotor bearing 44 at the upper end of the transmission gear 42 and the gear hole 43 of the transmission gear 42; then, the positioning sleeve 12 is moved down so that the positioning sleeve 12 is fitted over the outer circumferential side of the rotor bearing 44, so that the lower end of the grab bar 17 passes through the gear hole 43 of the transmission gear 42. At this time, the upper groove wall of the lateral groove 18 of the grab bar 17 is located above the transmission gear 42, the upper groove wall of the lateral groove 18 is located below the transmission gear 42, and the abutment head 33 at the lower end of the operating bar 3 is in contact with the upper end face of the rotor shaft of the motor rotor assembly workpiece 41.
Then, the rotating rod 31 is held by hand to drive the operating rod 3 to rotate so as to drive all the grabbing rods 17 to rotate, so that the part of the transmission gear 42 with the gear hole 43 moves into the lateral groove 18, and therefore the linkage and mutual limiting of the motor rotor assembly workpiece 41 and the device are realized.
Finally, the positioning plate 1 and the positioning sleeve 12 are driven to lift through manpower or a lifting driver, so that the motor rotor assembly workpiece 41 is detached or installed. The lifting driver can be a press, a hydraulic cylinder or an air cylinder.
The invention has the advantages of high coaxiality, low cost and convenient use when the motor rotor assembly is installed.
Claims (9)
1. The utility model provides a mix for dynamic transmission electric machine rotor dismouting equipment which characterized in that includes:
the positioning plate is provided with a central hole and at least two guide holes positioned on the outer side of the central hole;
the lower ends of the guide posts are used for being matched with mounting holes in a shell workpiece of the hybrid transmission, and the upper ends of the guide posts are used for being matched with guide holes of a positioning plate to realize the up-and-down guiding of the positioning plate;
the locating sleeve is rotationally connected in the central hole of the locating plate, the upper end of the locating sleeve is connected with the central hole of the locating plate in a coaxial rotating mode, a limiting groove which is opened downwards and is used for being matched with a bearing for a rotor at the upper end of a motor rotor assembly workpiece is formed in the lower end of the locating sleeve, a plurality of grabbing rods which are arranged in an annular interval mode with the axis of the central hole as the center are fixed on the circumferential outer side of the locating sleeve, the lower end of each grabbing rod is located on the lower side of the lower end of the locating sleeve, and a lateral groove is formed in the lower end of each grabbing rod.
2. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the limiting groove of the positioning sleeve is internally provided with a vertically extending butt joint head, the butt joint head is coaxial with the positioning sleeve, and the lower end of the butt joint head is relatively positioned on the upper side of the lateral groove.
3. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 2, characterized in that: an operating rod is fixed at the upper end of the positioning sleeve, and the lower end of the operating rod extends into the limiting groove to form the abutting joint.
4. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 3, wherein: the butt joint head is of a frustum structure with a thin lower part and a thick upper part.
5. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the operating rod is fixed with the positioning sleeve through threads; the upper end of the operating rod is provided with a radial through hole, and a rotating rod is arranged in the through hole.
6. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the inner diameter of the upper part of the central hole is larger than that of the lower part of the central hole, a bearing for a positioning sleeve is arranged in the upper part of the central hole, and the upper end of the positioning sleeve extends into the central hole and is rotatably connected with the positioning plate through the bearing for the positioning sleeve.
7. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the positioning sleeve is provided with an outer convex part extending towards the outer side of the circumference, and the grabbing rod is fixed on the outer convex part; the outer diameter of the lower end of the grabbing rod is smaller than the inner diameter of a gear hole of a transmission gear on a motor rotor assembly workpiece, and the height of a lateral groove of the grabbing rod is larger than the thickness of the transmission gear; the opening directions of the lateral grooves of the plurality of grabbing rods are consistent.
8. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the positioning plate is provided with an extension part extending towards the circumferential outer side, and the guide hole is positioned at the end part of the extension part.
9. The hybrid transmission motor rotor attachment/detachment apparatus according to claim 1, characterized in that: the lower end of the guide post is fixedly provided with a connecting plate, and the connecting plate is detachably fixed with a hybrid transmission shell workpiece through a fastener.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210559548.4A CN114649912B (en) | 2022-05-23 | 2022-05-23 | Dismounting device for motor rotor of hybrid transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210559548.4A CN114649912B (en) | 2022-05-23 | 2022-05-23 | Dismounting device for motor rotor of hybrid transmission |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114649912A true CN114649912A (en) | 2022-06-21 |
| CN114649912B CN114649912B (en) | 2022-08-02 |
Family
ID=81997864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210559548.4A Active CN114649912B (en) | 2022-05-23 | 2022-05-23 | Dismounting device for motor rotor of hybrid transmission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114649912B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100280A (en) * | 2023-04-13 | 2023-05-12 | 浙江万里扬新能源驱动有限公司杭州分公司 | Equipment for assembling automobile transmission shell and bearing outer ring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116100280A (en) * | 2023-04-13 | 2023-05-12 | 浙江万里扬新能源驱动有限公司杭州分公司 | Equipment for assembling automobile transmission shell and bearing outer ring |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114649912B (en) | 2022-08-02 |
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