CN216264143U - Rotor fixing assembly and rotor welding device - Google Patents
Rotor fixing assembly and rotor welding device Download PDFInfo
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- CN216264143U CN216264143U CN202121051591.7U CN202121051591U CN216264143U CN 216264143 U CN216264143 U CN 216264143U CN 202121051591 U CN202121051591 U CN 202121051591U CN 216264143 U CN216264143 U CN 216264143U
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- rotor
- fixing
- clamping jaw
- elastic clamping
- assembly
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Abstract
The utility model relates to a rotor fixing assembly and a rotor welding device, wherein the rotor fixing assembly comprises a fixing rod and a fixing sleeve, one end of the fixing rod is provided with an elastic clamping jaw, a rotating shaft accommodating cavity extending along the axial direction of the fixing rod and a gap communicated with the rotating shaft accommodating cavity and penetrating through the elastic clamping jaw are formed on the elastic clamping jaw, the fixing sleeve is sleeved on the fixing rod, and one end of the fixing sleeve, facing to an elastic fixing wall, is provided with a fastening groove; the fixing rod can slide relative to the fixing sleeve, so that the elastic clamping jaw moves towards the direction close to or far away from the fastening groove; when the elastic clamping jaw is close to and inserted into the fastening groove, the width of the gap is reduced, and the elastic clamping jaw deforms towards the axis of the elastic clamping jaw to clamp the rotor rotating shaft arranged in the rotating shaft accommodating cavity; when the elastic clamping jaw is far away from and departs from the fastening groove, the elastic clamping jaw is restored to the initial state. The rotor fixing assembly enables the fixing rod to slide relative to the fixing sleeve, so that the elastic clamping jaw is correspondingly deformed, and the purpose of clamping the rotor rotating shaft is achieved.
Description
Technical Field
The utility model relates to the technical field of rotor welding, in particular to a rotor fixing assembly and a rotor welding device.
Background
The rotor is an important component part in the motor, and the lead terminal and the lug on the rotor winding need be welded in the production process of the rotor, however, many links of the existing rotor welding device in the welding process often need manual auxiliary operation, if the rotor often needs to be manually provided for a rotor welding mechanism to be welded, the automation degree is not high, and the problems of poor welding uniformity and long welding time are easy to occur. Therefore, it is desirable to provide an assembly for fixing a rotor to solve the above problems.
SUMMERY OF THE UTILITY MODEL
Based on the above, the utility model provides a rotor fixing assembly and a rotor welding device, wherein the fixing rod slides relative to the fixing sleeve, so that the elastic clamping jaws move towards the direction close to or away from the fastening groove, the elastic clamping jaws are correspondingly deformed, and the width of the gap is changed, so that the purpose of clamping the rotor rotating shaft is achieved.
A rotor fixing assembly comprises a fixing rod and a fixing sleeve, wherein an elastic clamping jaw is arranged at one end of the fixing rod, a rotating shaft accommodating cavity which extends along the axial direction of the fixing rod and is used for accommodating a rotor rotating shaft and a gap which is communicated with the rotating shaft accommodating cavity and penetrates through the elastic clamping jaw are formed in the elastic clamping jaw, the fixing sleeve is sleeved on the fixing rod, and a fastening groove is formed at one end, facing the elastic clamping jaw, of the fixing sleeve; the fixing rod can slide relative to the fixing sleeve, so that the elastic clamping jaw moves towards or away from the fastening groove;
when the elastic clamping jaw is close to and inserted into the fastening groove, the width of the gap is reduced, and the elastic clamping jaw deforms towards the axis of the elastic clamping jaw to clamp the rotor rotating shaft in the rotating shaft accommodating cavity;
when the elastic clamping jaw is far away from and separated from the fastening groove, the elastic clamping jaw is restored to the initial state, so that the rotor rotating shaft can be separated from the rotating shaft accommodating cavity.
According to the rotor fixing assembly, the fixing rod slides relative to the fixing sleeve, so that the elastic clamping jaws move towards the direction close to or away from the fastening groove, the elastic clamping jaws are correspondingly deformed, and the width of a gap is changed, so that the purpose of clamping a rotor rotating shaft is achieved. This rotor fixing assembly can realize fixing the rotor pivot, prevents that the rotor from taking place the slope or deflecting during the welding, improves rotor welding efficiency, can improve rotor welding qualification rate simultaneously.
In one embodiment, the elastic clamping jaw comprises an elastic base and a plurality of elastic claws connected with the elastic base along the circumferential direction of the elastic base, the rotating shaft accommodating cavity is defined by the elastic base and the elastic claws, and the gap is formed between two adjacent elastic claws.
In one embodiment, the rotor fixing assembly further comprises a fixing bracket, the fixing bracket comprises a first longitudinal plate, a second longitudinal plate and a transverse plate group connected between the first longitudinal plate and the second longitudinal plate, one end of the fixing rod, which is opposite to the elastic clamping jaw, sequentially penetrates through the first longitudinal plate and the second longitudinal plate, and a supporting part is formed on the fixing rod at a position between the first longitudinal plate and the second longitudinal plate;
the rotor fixing assembly further comprises an elastic member supported between the support portion and the second longitudinal plate.
In one embodiment, the rotor fixing assembly further comprises a driving assembly for driving the fixing rod to slide relative to the fixing sleeve.
In one of them embodiment, drive assembly includes actuating lever and joint cover, joint cover fixed connection just be located on the dead lever the fixed sleeve with between the first vertical board, the actuating lever rotates to be connected on the first vertical board, the one end of actuating lever with joint cover joint, can drive when the actuating lever rotates joint cover to being close to or keeping away from the direction removal of fixed sleeve.
In one embodiment, the driving assembly further comprises a driving cylinder, a cylinder barrel of the driving cylinder is rotatably connected to the second longitudinal plate, and a piston rod of the driving cylinder is rotatably connected to the other end of the driving rod.
In one embodiment, the rotor fixing assembly further comprises a first sensing member mounted on the fixing bracket for sensing a position of the bayonet sleeve.
In one embodiment, the rotor fixing assembly further comprises a second sensing member mounted on the fixing bracket, and the second sensing member is used for sensing whether the rotor rotating shaft is accommodated in the rotating shaft accommodating cavity of the elastic clamping jaw.
The utility model also provides a rotor welding device which comprises the rotor fixing assembly.
The utility model also provides a rotor welding device which comprises a welding support, a welding assembly and the rotor fixing assembly, wherein the fixing sleeve and the welding assembly are installed on the welding support, and the welding assembly is used for welding lugs of a rotor fastened on the rotor fixing assembly.
Drawings
FIG. 1 is a schematic view of a rotor welding apparatus according to the present invention;
FIG. 2 is a schematic structural view of the rotor welding mechanism of FIG. 1;
FIG. 3 is a schematic view of the structure of FIG. 2 at another angle;
FIG. 4 is a schematic structural view of the rotor fixing assembly of FIG. 3;
FIG. 5 is a schematic view of the structure of FIG. 4 at another angle;
FIG. 6 is a schematic view of a further angle of FIG. 4;
FIG. 7 is a cross-sectional view taken at A-A of FIG. 6;
fig. 8 is an enlarged schematic view at a in fig. 7.
Detailed Description
To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
As shown in fig. 1 to 8, the rotor welding apparatus according to an embodiment of the present invention includes a conveying mechanism 1, an adjustment transferring mechanism 2, and a rotor welding mechanism 3, where the conveying mechanism 1 is used for conveying a rotor.
The adjusting and transferring mechanism 2 is used for providing the rotor to be welded on the conveying mechanism 1 to a welding position and enabling the lugs of the rotor to face a preset welding direction.
The rotor welding mechanism 3 is used for welding the lead end of the rotor winding of the rotor to be welded at the welding position with the lug of the rotor.
This rotor welding set will treat the welded rotor through adjusting transfer mechanism 2 earlier and provide to the welding position to make the ear of rotor to predetermine the welding direction, prevent to lead to the reduction of welding qualification rate because of rotor position nonconformity or orientation nonconformity, rethread rotor welding mechanism 3 realizes treating the welded rotor's that is in the welding position welding. The rotor welding device adopts an automatic welding mode, can effectively improve the welding uniformity and shorten the welding time.
In the embodiment of the present invention, the welding position refers to a position where the rotor to be welded should theoretically be located when the rotor welding mechanism 3 performs the standardized welding on the rotor to be welded. The preset welding direction is the direction of the rotor welding mechanism 3, and it can be understood that the direction of the rotor loop facing the preset welding direction is the direction of the rotor loop facing the rotor welding mechanism 3.
In one embodiment, as shown in fig. 2 and 3, the rotor welding mechanism 3 includes a rotor fixing assembly 31, a welding bracket 32, and a welding assembly 33, the rotor fixing assembly 31 is used for temporarily fixing the rotor provided to the rotor welding mechanism 3 by the adjustment transfer mechanism 2, the welding assembly 33 is mounted on the welding bracket 32, and the welding assembly 33 is used for welding the ears of the rotor temporarily fixed on the rotor fixing assembly 31.
In an embodiment, as shown in fig. 4 to 8, the rotor fixing assembly 31 includes a fixing rod 311 and a fixing sleeve 312, one end of the fixing rod 311 is provided with an elastic clamping jaw 3111, the elastic clamping jaw 3111 is formed with a rotating shaft accommodating cavity 31111 extending along an axial direction of the fixing rod 311 for accommodating a rotating shaft of the rotor and a gap 31112 communicating with the rotating shaft accommodating cavity 31111 and penetrating through the elastic clamping jaw 3111, the fixing sleeve 312 is sleeved on the fixing rod 311 and mounted on the welding bracket 32, and one end of the fixing sleeve 312 facing the elastic clamping jaw 3111 is formed with a fastening groove 3121. The fixing rod 311 is slidable relative to the fixing sleeve 312 to move the elastic jaw 3111 toward or away from the fastening groove 3121.
When the elastic claw 3111 is close to and inserted into the fastening groove 3121, the width of the gap 31112 is reduced, and the elastic claw 3111 is deformed toward the axis thereof to clamp the rotor shaft placed in the shaft receiving cavity 31111.
When the elastic clamping jaw 3111 is far away from and separated from the fastening groove 3121, the elastic clamping jaw 3111 is restored to an initial state, so that the rotor shaft can be separated from the shaft accommodating cavity 31111.
In the rotor fixing assembly 31, the fixing rod 311 slides relative to the fixing sleeve 312, so that the elastic clamping jaw 3111 moves towards the direction close to or away from the fastening groove 3121, the elastic clamping jaw 3111 is correspondingly deformed, and the width of the gap is changed, thereby achieving the purpose of clamping the rotor shaft. This rotor fixing assembly 31 can realize fixing the rotor pivot, prevents that the rotor from taking place the slope or deflecting during the welding, improves rotor welding efficiency, can improve rotor welding qualification rate simultaneously.
In an embodiment, the initial state of the elastic clamping jaw 3111 refers to a state when the elastic clamping jaw 3111 is not deformed, at this time, each elastic jaw 31111 of the elastic clamping jaw 3111 is opened, and a rotor shaft can extend into the shaft receiving cavity 31111 of the elastic clamping jaw 3111 or can be taken out from the shaft receiving cavity 31111 of the elastic clamping jaw 3111.
In one embodiment, as shown in fig. 8, the elastic clamping jaw 3111 includes an elastic base 31113 and a plurality of elastic claws 31114 connected to the elastic base 31113 along a circumferential direction of the elastic base 31113, the elastic base 31113 and the plurality of elastic claws 31114 enclose the shaft receiving cavity 31111 therebetween, and a gap 31112 is formed between two adjacent elastic claws 31114 to form the elastic clamping jaw 3111.
In an embodiment, as shown in fig. 4, 5 and 7, the rotor fixing assembly 31 further includes a fixing bracket 313, and the fixing rod 311 is slidably connected to the fixing bracket 313. Specifically, the fixing bracket 313 includes a first longitudinal plate 3131, a second longitudinal plate 3132, and a transverse plate set 3133 connected between the first longitudinal plate 3131 and the second longitudinal plate 3132, an end of the fixing rod 311 facing away from the elastic jaw 3111 sequentially passes through the first longitudinal plate 3131 and the second longitudinal plate 3132, in this case, the second longitudinal plate 3132 is located on a side of the first longitudinal plate 3131 facing away from the elastic jaw 3111, and a supporting portion 3112 is formed on the fixing rod 311 between the first longitudinal plate 3131 and the second longitudinal plate 3132.
The rotor fixing assembly 31 further includes an elastic member 314, and the elastic member 314 is supported between the support portion 3113 and the second longitudinal plate 3132. Preferably, the elastic member 314 is a spring sleeved on the fixing rod 311.
Further, the second longitudinal plate 3132 comprises a first longitudinal plate 31321 and a second longitudinal plate 31322, the transverse plate set 3133 comprises a first transverse plate 31331 and a second transverse plate 31332, the first transverse plate 31331 is connected between the upper end of the first longitudinal plate 3131 and the upper end of the first longitudinal plate 31321, the second transverse plate 31332 is connected between the lower end of the first longitudinal plate 3131 and the lower end of the second longitudinal plate 31322, and the first longitudinal plate 31321 is located above the second longitudinal plate 31322 to form the fixing bracket 313.
One end of the fixing rod 311, which faces away from the elastic clamping jaw 3111, sequentially penetrates through the first longitudinal plate 3131 and the first longitudinal plate 31321, so that the fixing rod 311 is connected with the fixing bracket 313. Preferably, one end of the fixing rod 311, which faces away from the elastic clamping jaw 3111, sequentially passes through the first longitudinal plate 3131 and the first longitudinal plate 31321, and then is connected to an anti-drop block 3112, so as to prevent the fixing rod 311 from dropping off from the fixing bracket 313. In addition, the anti-slip block 3112 is provided to facilitate pulling the fixing rod 311 to slide relative to the fixing sleeve 312.
In one embodiment, a cross section of the fastening groove 3121 in a direction perpendicular to the fixing lever 311 is gradually increased from a side close to the fixing bracket 313 to a side far from the fixing bracket 313, and a cross section of the elastic jaw 3111 in a direction perpendicular to the fixing lever 311 is gradually increased from a side close to the fixing bracket 313 to a side far from the fixing bracket 313 in an initial state.
In an embodiment, as shown in fig. 4 to 8, the rotor fixing assembly 31 further includes a driving assembly 315, and the driving assembly 315 is configured to drive the fixing rod 311 to slide relative to the fixing sleeve 312.
In a preferred embodiment, as shown in fig. 4 to 8, the driving assembly 315 includes a driving rod 3151 and a clamping sleeve 3152, the clamping sleeve 3152 is fixedly connected to the fixing rod 311 and located between the fixing sleeve 312 and the first longitudinal plate 3131, the driving rod 3151 is rotatably connected to the first longitudinal plate 3131, one end of the driving rod 3151 is clamped with the clamping sleeve 3152, and the driving rod 3151 can drive the clamping sleeve 3152 to move toward or away from the fixing sleeve 312 when rotating.
Furthermore, a clamping groove 31521 is formed in the circumferential direction of the clamping sleeve 3152, and one end of the driving rod 3151 is clamped in the clamping groove 31521. When the driving rod 3151 rotates, one end of the driving rod 3151 is clamped in the clamping groove 31521, so that the driving rod 3151 rotates to drive the clamping sleeve 3152 to move together, so as to drive the fixing rod 311 to slide relative to the fixing sleeve 312.
In one embodiment, as shown in fig. 7, the driving assembly 315 further includes a mounting block 3153 mounted on the first longitudinal plate 3131, and a middle portion of the driving rod 3151 is rotatably coupled to the mounting block 3153. It can be understood that the middle portion of the driving rod 3151 is rotatably connected to the mounting block 3153, one end of the driving rod 3151 is connected to the clamping sleeve 3152 in a clamping manner, the driving rod 3151 and the mounting block 3153 form a lever structure, and by driving the other end of the driving rod 3151 to move, the end of the driving rod 3151 connected to the clamping sleeve 3152 in a clamping manner can move.
In an embodiment, as shown in fig. 4 to 7, the driving assembly 315 further includes a driving cylinder 3154, a cylinder of the driving cylinder 3154 is rotatably connected to the second longitudinal plate 31322, and a piston rod of the driving cylinder 3154 is rotatably connected to the other end of the driving rod 3151.
When the piston rod of the driving cylinder 3154 extends, one end of the driving rod 3151, which is rotatably connected with the piston rod of the driving cylinder 3154, will also move along with the piston rod in a direction away from the driving cylinder 3154, and under the action of the mounting block 3153, one end of the driving rod 3151, which is in clamping connection with the clamping sleeve 3152, will move towards one side close to the fixing bracket 313, so as to drive the clamping sleeve 3152 and the fixing rod 311 to move, and make the elastic clamping jaw 3111 continuously close to the fastening groove 3121 until the elastic clamping jaw 3111 is inserted into the fastening groove 3121, so that the elastic clamping jaw 3111 deforms towards its axis to clamp the rotor shaft placed in the shaft receiving cavity 31111.
When the piston rod of the driving cylinder 3154 retracts, the end of the driving rod 3151 rotatably connected to the piston rod of the driving cylinder 3154 moves in a direction approaching the driving cylinder 3154 along with the piston rod, and under the action of the mounting block 3153, the end of the driving rod 3151, which is connected to the snap fit sleeve 3152 in a snap fit manner, moves to a side away from the fixing bracket 313, so as to drive the snap fit sleeve 3152 and the fixing rod 311 to move, and the elastic clamping jaw 3111 continuously moves away from the fastening groove 3121 until the elastic clamping jaw 3111 is released from the fastening groove 3121, so that the elastic clamping jaw 3111 is restored to an initial state, and the rotor shaft can be released from the shaft accommodating cavity 31111.
In an embodiment, as shown in fig. 7, the driving assembly 315 further includes an adaptor 3155 mounted on the piston rod of the driving cylinder 3154, and the adaptor 3155 is rotatably connected to the other end of the driving rod 3151, that is, the piston rod of the driving cylinder 3154 is rotatably connected to the other end of the driving rod 3151 through the adaptor 3155.
In one embodiment, as shown in fig. 4 to 7, the rotor fixing assembly 31 further includes a first sensing member 316 mounted on the fixing bracket 313, and the first sensing member 316 is used for sensing the position of the snap sleeve 3152, i.e. sensing whether the snap sleeve 3152 moves to a position when moving towards the fixing bracket 313. When the clamping sleeve 3152 moves to a position where the elastic clamping jaw 3111 is inserted into the fastening groove 3121, the clamping sleeve 3152 is located, that is, moves to a proper position. In other words, when the snap sleeve 3152 is moved to a proper position, the elastic clamping jaw 3111 is inserted into the fastening groove 3121 and can clamp the rotor shaft placed in the shaft receiving cavity 31111.
Specifically, the first sensing member 316 is mounted on a side of the first transverse plate 31331 facing the clamping sleeve 3152.
In an embodiment, as shown in fig. 4 to 7, the rotor fixing assembly 31 further includes a second sensing member 317 mounted on the fixing bracket 313, and the second sensing member 317 is used for sensing whether the rotor shaft is accommodated in the shaft accommodating cavity 31111 of the elastic clamping jaw 3111. When the second sensing member 317 senses that the rotor shaft is disposed in the shaft receiving cavity 31111 of the elastic clamping jaw 3111, the driving assembly 315 drives the fixing rod 311 to slide relative to the fixing sleeve 312, so that the elastic clamping jaw 3111 is first brought close to and inserted into the fastening groove 3121, and after the welding is completed, the elastic clamping jaw 3111 is then moved away from and separated from the fastening groove 3121, so that the rotor shaft can be separated from the shaft receiving cavity 31111.
In particular, the second sensing member 317 is mounted on a side of the second transverse plate 31332 facing the first transverse plate 31331.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only express preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A rotor securing assembly characterized by: the fixing device comprises a fixing rod and a fixing sleeve, wherein an elastic clamping jaw is arranged at one end of the fixing rod, a rotating shaft accommodating cavity which extends along the axial direction of the fixing rod and is used for accommodating a rotor rotating shaft and a gap which is communicated with the rotating shaft accommodating cavity and penetrates through the elastic clamping jaw are formed in the elastic clamping jaw, the fixing sleeve is sleeved on the fixing rod, and a fastening groove is formed at one end, facing the elastic clamping jaw, of the fixing sleeve; the fixing rod can slide relative to the fixing sleeve, so that the elastic clamping jaw moves towards or away from the fastening groove;
when the elastic clamping jaw is close to and inserted into the fastening groove, the width of the gap is reduced, and the elastic clamping jaw deforms towards the axis of the elastic clamping jaw to clamp the rotor rotating shaft in the rotating shaft accommodating cavity;
when the elastic clamping jaw is far away from and separated from the fastening groove, the elastic clamping jaw is restored to the initial state, so that the rotor rotating shaft can be separated from the rotating shaft accommodating cavity.
2. The rotor securing assembly as claimed in claim 1, wherein: the elastic clamping jaw comprises an elastic base and a plurality of elastic claws connected with the elastic base along the circumferential direction of the elastic base, the rotating shaft accommodating cavity is formed by the elastic base and the elastic claws in a surrounding mode, and the gap is formed between every two adjacent elastic claws.
3. The rotor securing assembly as claimed in claim 1, wherein: the rotor fixing assembly further comprises a fixing support, the fixing support comprises a first longitudinal plate, a second longitudinal plate and a transverse plate group connected between the first longitudinal plate and the second longitudinal plate, one end, back to the elastic clamping jaw, of the fixing rod sequentially penetrates through the first longitudinal plate and the second longitudinal plate, and a supporting portion is formed at a position, located between the first longitudinal plate and the second longitudinal plate, of the fixing rod;
the rotor fixing assembly further comprises an elastic member supported between the support portion and the second longitudinal plate.
4. The rotor securing assembly as claimed in claim 3, wherein: the rotor fixing assembly further comprises a driving assembly, and the driving assembly is used for driving the fixing rod to slide relative to the fixing sleeve.
5. The rotor securing assembly as claimed in claim 4, wherein: drive assembly includes actuating lever and joint cover, joint cover fixed connection just is located on the dead lever fixed sleeve with between the first vertical board, the actuating lever rotates to be connected on the first vertical board, the one end of actuating lever with joint cover joint, can drive when the actuating lever rotates joint cover is to being close to or keeping away from fixed sleeve's direction removes.
6. The rotor securing assembly as claimed in claim 5, wherein: the driving assembly further comprises a driving cylinder, a cylinder barrel of the driving cylinder is rotatably connected to the second longitudinal plate, and a piston rod of the driving cylinder is rotatably connected with the other end of the driving rod.
7. The rotor securing assembly as claimed in claim 5, wherein: the rotor fixing assembly further comprises a first sensing member mounted on the fixing bracket for sensing a position of the bayonet sleeve.
8. The rotor securing assembly as claimed in claim 3, wherein: the rotor fixing assembly further comprises a second sensing piece mounted on the fixing support, and the second sensing piece is used for sensing whether the rotor rotating shaft is accommodated in the rotating shaft accommodating cavity of the elastic clamping jaw.
9. A rotor welding device is characterized in that: comprising a rotor securing assembly according to any of claims 1-8.
10. A rotor welding device is characterized in that: comprising a welding support on which the fixing sleeve and the welding assembly are mounted, the welding assembly for welding the rotor lugs fastened to the rotor fixing assembly, and a rotor fixing assembly according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051591.7U CN216264143U (en) | 2021-05-17 | 2021-05-17 | Rotor fixing assembly and rotor welding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121051591.7U CN216264143U (en) | 2021-05-17 | 2021-05-17 | Rotor fixing assembly and rotor welding device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216264143U true CN216264143U (en) | 2022-04-12 |
Family
ID=81001999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121051591.7U Active CN216264143U (en) | 2021-05-17 | 2021-05-17 | Rotor fixing assembly and rotor welding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216264143U (en) |
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2021
- 2021-05-17 CN CN202121051591.7U patent/CN216264143U/en active Active
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