CN211429161U - Motor rotor assembling equipment - Google Patents
Motor rotor assembling equipment Download PDFInfo
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- CN211429161U CN211429161U CN202020140628.2U CN202020140628U CN211429161U CN 211429161 U CN211429161 U CN 211429161U CN 202020140628 U CN202020140628 U CN 202020140628U CN 211429161 U CN211429161 U CN 211429161U
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Abstract
The utility model discloses an electric motor rotor rigging equipment, include: at least one bracket for placing the stator; the limiting part is used for supporting one end of the rotor which penetrates through the stator in the assembling process so as to prevent the rotor from penetrating through one end of the stator and attracting the stator in the assembling process; the lifting part is used for driving the limiting part to lift; the limiting part is movably arranged relative to the bracket along the axial direction of the stator; the limiting part is connected with the lifting part. Compared with the prior art, the utility model provides an electric motor rotor rigging equipment, at the in-process of installation rotor, can avoid the one end of rotor for the stator along the removal of radial direction to avoid the rotor to pass the one end and the stator actuation of stator, make the rotor can install smoothly, improved assembly efficiency, reduced the spare part spoilage of bringing because of assembly or friction.
Description
Technical Field
The utility model relates to a motor assembly technical field, more specifically say, relate to an electric motor rotor rigging equipment.
Background
Because the magnetic steel is pasted on the electric spindle shaft core, the electric spindle shaft core has magnetism, and in the installation process, the shaft core needs to be installed in the middle of the stator, and the stator is passed in the installation process.
In the prior art, different auxiliary fixtures are designed for shaft cores with different shaft diameters, but motors are various, the size and the structure of the auxiliary fixtures are various, and cost waste is caused.
In summary, how to provide an assembling device for preventing a motor rotor from penetrating through one end of a stator to be attracted with the stator in an installation process is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides an electric motor rotor assembling apparatus, which can prevent one end of the rotor passing through the stator from moving along the radial direction and attracting the stator during the installation process.
In order to achieve the above object, the present invention provides the following technical solutions:
an electric machine rotor assembly apparatus comprising: at least one bracket for placing the stator;
the limiting part is used for supporting one end of the rotor which penetrates through the stator in the assembling process so as to prevent the rotor from penetrating through one end of the stator and attracting with the stator in the assembling process; the lifting part is used for driving the limiting part to lift;
the limiting part is movably arranged relative to the bracket along the axial direction of the stator; the limiting part is connected with the lifting part.
Preferably, the limiting part comprises at least three guide rods attached to the periphery of one end of the rotor and a fixing part for fixing the guide rods;
the fixing part is provided with a plurality of fixing holes for installing the guide rod and locking threaded holes for fixing the guide rod, and the locking threaded holes are in one-to-one correspondence with the fixing holes and communicated with the fixing holes.
Preferably, the fixing holes are arranged along circumferences with different sizes, the circumference with the same size is provided with at least three fixing holes, and the circumferences with different sizes are concentrically arranged.
Preferably, the number of the fixing holes in the same circumference is four, and the fixing holes are uniformly distributed along the circumferential direction.
Preferably, an arc surface matched with the bearing mounting surface is arranged at the joint of the guide rod and the bearing mounting surface of the rotor;
and/or one end of the guide rod, which is attached to the bearing mounting surface of the rotor, is step-shaped.
Preferably, the limiting portion further includes at least one locking ring sleeved on the outer peripheries of all the guide rods, so that all the guide rods are integrated to resist bending deformation.
Preferably, the lifting unit includes a fixed plate slidably disposed along an axial direction of the stator, a screw rod fixedly and vertically disposed on the fixed plate, a mounting plate sleeved on an outer peripheral portion of the screw rod and movable up and down relative to the screw rod, and a nut engaged with the screw rod to adjust a height direction position of the mounting plate relative to the screw rod; the limiting part is arranged on the mounting plate.
Preferably, the lifting part further comprises a guide rod arranged perpendicular to the fixing plate to prevent the mounting plate from deflecting and moving in a horizontal direction with respect to the fixing plate, and the guide rod comprises a first guide rod and a second guide rod, and the screw comprises a first screw rod and a second screw rod;
the first guide rod and the second guide rod are arranged at two ends of one diagonal line of the mounting plate, and the first screw rod and the second screw rod are arranged at two ends of the other diagonal line of the mounting plate.
Preferably, the upper surface and the lower surface of the bracket are respectively provided with a first groove and a second groove which are used for placing the stator and have different sizes so as to be suitable for the stators with different size ranges.
Preferably, still include the slide rail, the support with the lift portion is followed the movably setting of length direction of slide rail is in on the slide rail, the length direction of slide rail with the axis direction of stator is parallel, slide rail width direction's inboard is provided with the dovetail spout, the support be provided with the first portion and the second portion of sliding of dovetail spout complex, first portion of sliding with the second portion of sliding sets up respectively the upper and lower both ends of support.
The utility model provides an electric motor rotor rigging equipment, include: the device comprises at least one bracket for placing a stator, a limiting part for supporting one end of a rotor to penetrate through the stator in the assembling process so as to prevent the rotor from penetrating through one end of the stator to be attracted with the stator in the assembling process, and a lifting part for driving the limiting part to lift relative to a sliding rail; the limiting part is movably arranged relative to the bracket along the axial direction of the stator so as to enable the rotor to be installed in the stator; the limiting part is connected with the lifting part.
In the using process, the support is firstly installed to a position corresponding to the installation position of the stator, then the stator is placed on the support, the limiting part is lifted to a proper height through the lifting part, and then the limiting part limits the movement of one end of the rotor along the radial direction so as to prevent the rotor from passing through one end of the stator and being attracted with the stator; in the assembly process, the lifting part moves relative to the bracket, the support for the rotor is kept, and the rotor is abducted so that the rotor can be conveniently installed and enter the stator.
Compared with the prior art, the utility model provides an electric motor rotor rigging equipment, at the in-process of installation rotor, can support the one end that the rotor passed the stator, the one end of avoiding the rotor to pass the stator produces the removal along radial direction for the stator in assembling process to the one end of avoiding the rotor to pass the stator makes the rotor install smoothly with the stator actuation in assembling process, has improved assembly efficiency, has reduced the spare part spoilage because of assembly or friction bring.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an embodiment of an electric motor rotor assembling apparatus provided by the present invention;
fig. 2 is a schematic structural view of a lifting portion and a limiting portion in the motor rotor assembling apparatus provided by the present invention;
fig. 3 is a schematic structural diagram of a bracket in the motor rotor assembling apparatus provided by the present invention;
fig. 4 is a schematic structural view of the fixing portion of the limiting portion according to the present invention;
FIG. 5 is a front view of the fixing portion of FIG. 4;
FIG. 6 is a top view of the fixing portion of FIG. 4;
fig. 7 is a schematic structural diagram of a slide rail in the electric motor rotor assembling apparatus provided by the present invention.
In FIGS. 1-7:
01 is stator, 1 is slide rail, 11 is dovetail spout, 2 is the support, 21 is first recess, 22 is the second recess, 23 is first glide portion, 24 is the second glide portion, 3 is the guide bar, 4 is the fixed part, 41 is the fixed orifices, 42 is locking screw hole, 5 is the locking ring, 6 is the fixed plate, 61 is the screw rod, 62 is the nut, 63 is the mounting panel, 64 is the guide bar.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The core of the utility model is to provide an electric motor rotor rigging equipment, at the in-process of assembling the rotor, can avoid rotor and stator actuation.
Referring to fig. 1-7, fig. 1 is a schematic structural diagram of an embodiment of an electric motor rotor assembling apparatus provided in the present invention; fig. 2 is a schematic structural view of a lifting portion and a limiting portion in the motor rotor assembling apparatus provided by the present invention; fig. 3 is a schematic structural diagram of a bracket in the motor rotor assembling apparatus provided by the present invention; fig. 4 is a schematic structural view of the fixing portion of the limiting portion according to the present invention; FIG. 5 is a front view of the fixing portion of FIG. 4; FIG. 6 is a top view of the fixing portion of FIG. 4; fig. 7 is a schematic structural diagram of a slide rail in the electric motor rotor assembling apparatus provided by the present invention.
This embodiment provides a motor rotor rigging equipment, includes: at least one support 2 for placing the stator 01; the limiting part is used for supporting the rotor to penetrate through one end of the stator 01 in the assembling process so as to prevent the rotor from penetrating through one end of the stator 01 in the assembling process and attracting the stator 01; the lifting part is used for driving the limiting part to lift; the limiting part is movably arranged along the axial direction of the stator 01 relative to the bracket 2; the limiting part is connected with the lifting part.
It should be noted that, in the process of installing the rotor, the limiting portion supports one end of the rotor, which penetrates through the stator 01, so as to limit the movement of the one end of the rotor, which penetrates through the stator 01, relative to the stator 01 in the radial direction, and the other end of the rotor needs to be manually held by hand or another installation auxiliary tool is arranged to support the other end of the rotor, so as to prevent the other end of the rotor from being attracted to the stator 01.
In the using process, firstly, the bracket 2 is installed to a position corresponding to the installation position of the stator 01, then the stator 01 is placed on the bracket 2, the limiting part is lifted to a proper height through the lifting part, then the limiting part penetrates into the stator 01, and the limiting part limits the movement of one end of the rotor penetrating through the stator 01 along the radial direction so as to prevent the one end of the rotor penetrating through the stator 01 from being attracted with the stator 01; the rotor penetrates through the stator 01, in the process that the rotor penetrates through the stator 01, the lifting part moves relative to the support 2 along the axis direction of the stator 01, the support for the rotor is kept, the rotor is abducted, so that the rotor can be conveniently installed and enter the stator 01, after the rotor is installed to a proper position, the bearing at one end, far away from the lifting part, of the rotor is installed firstly (or the bearing is installed at one end, far away from the limiting part, of the rotor before the rotor is installed), after the bearing at one end, far away from the limiting part, of the rotor is installed in the bearing seat, the limiting part can be removed, the bearing at one end, far away from the limiting part, of the rotor is used for supporting the rotor, and the bearing at one.
Compared with the prior art, the motor rotor assembling device provided by the embodiment can prevent one end of the rotor, which penetrates through the stator 01, from moving along the radial direction relative to the stator 01 in the process of installing the rotor, so that one end of the rotor, which penetrates through the stator 01, is prevented from being attracted with the stator 01 in the assembling process, the rotor can be installed smoothly, the assembling efficiency is improved, and the damage rate of parts caused by assembling or friction is reduced.
In addition to the above-described embodiments, in order to prevent the rotor from moving in the radial direction, the stopper may include at least three guide rods 3 attached to the outer peripheral portion of one end of the rotor, and a fixing portion 4 for fixing the guide rods 3;
the fixing part 4 is provided with a plurality of fixing holes 41 for installing the guide rods 3 and locking threaded holes 42 for fixing the guide rods 3, and the locking threaded holes 42 correspond to and are communicated with the fixing holes 41 one by one.
The guide bar 3 may be attached to the bearing attachment surface at one end of the rotor, or may be attached to the rear end or the front end of the bearing attachment surface, depending on the actual situation.
As shown in fig. 4-6, the fixing portion 4 is provided with a plurality of fixing holes 41 for installing the guide rods 3, the fixing holes 41 are cylindrical holes, the outer side surface of the fixing portion 4 is provided with locking threaded holes 42 corresponding to and communicating with the fixing holes 41 one by one, and after the guide rods 3 are installed in the corresponding fixing holes 41, bolts or screws are screwed into the corresponding locking threaded holes 42, so that the bolts or screws tightly push the corresponding guide rods 3, and the guide rods 3 are prevented from moving or rotating.
Preferably, a locknut may be provided on an outer circumferential portion of the bolt or screw or an anti-loosening glue may be applied thereto to firmly fix the guide bar 3.
In order to adapt to different rotor bearing sizes and avoid setting multiple sets of assembly tools, the fixing holes 41 can be arranged along the circumferences of different sizes, at least three fixing holes 41 are arranged on the circumference of the same size, and the circumferences of different sizes are arranged concentrically.
The inner diameters of the bearings installed at both ends of the rotor are generally 20mm, 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 60mm, 65mm, 70mm, etc., and thus, the fixing holes 41 may be distributed along circumferences of different sizes so that the same fixing portion 4 may be adapted to the assembly of rotors of different sizes.
As shown in fig. 6, the fixing holes 41 may be distributed along four circumferences of different sizes, and four screw holes may be uniformly distributed on the circumference of the same size, and preferably, in order to improve the structural strength of the fixing holes 41 and to enable the locking screw holes 42 on the side surfaces to be arranged in one-to-one correspondence with the fixing holes 41, the fixing holes 41 may be distributed in a staggered manner at different positions in the circumferential direction as much as possible.
The fixing holes 41 are circumferentially distributed, which means that the central axes of the fixing holes 41 are circumferentially distributed, and the central axes of at least three fixing holes 41 are circumferentially arranged on the same circle.
Preferably, the cross-sectional dimensions of the fixing holes 41 are all the same in order to avoid frequent replacement of the guide rods 3.
Preferably, the fixing portion 4 may be provided in a pillar-shaped configuration having a step, and the fixing hole 41 on the circumference having a smaller size is provided at the end of the fixing portion 4 having a smaller size, thereby reducing the depth of the screw hole.
In addition to the above embodiments, in order to make the guide rod 3 better limit the radial displacement of the rotor, a curved surface matched with the bearing mounting surface may be provided at the joint of the guide rod 3 and the bearing mounting surface of the rotor.
As shown in fig. 2, the end of the guide rod 3 attached to the bearing mounting surface of the rotor is provided with a cambered surface, so that in the process of attaching to the bearing mounting surface of the rotor, the attachment area between the guide rod 3 and the bearing mounting surface of the rotor is increased, the guide rod 3 can be attached to the bearing mounting surface of the rotor more tightly, and the contact pressure is reduced.
It should be noted that the radial direction of the rotor mentioned in this document refers to the radial direction of the rotor in a plane perpendicular to the axial direction of the rotor as shown in fig. 1.
Preferably, the arc surface in the guide rod 3 is a smooth surface arc surface to avoid damage to the surface of the bearing mounting surface.
In order to avoid the rotor from having a movement in its axial direction with respect to the guide bar 3 during the mounting process, the end of the guide bar 3 that contacts the bearing mounting surface of the rotor may be stepped such that the surface of the step contacts the end face of the end of the rotor.
On the basis of the above embodiment, the limiting portion may further include at least one locking ring 5 that is fitted around the outer periphery of all the guide rods 3 to integrate all the guide rods 3 together to resist bending deformation.
It should be noted that the number of the locking rings 5 and the arrangement positions need to be determined according to the length of the guide rod 3, and the like, when the guide rod 3 has a long size, several locking rings 5 can be arranged along the length direction of the guide rod 3, and when the guide rod 3 has a short size, only one locking ring 5 can be arranged, which is not described herein.
In the using process, the locking ring 5 can be firstly sleeved on the outer peripheries of all the guide rods 3, but is not locked, and then the end parts of the guide rods 3 are attached to the bearing mounting surface of the rotor, and then the locking ring 5 is locked.
Preferably, the locking ring 5 is a ring structure having an opening, and the locking ring can be locked or loosened by screwing a bolt at the opening.
In addition to the above-mentioned embodiments, the structure of the lifting unit may be further limited, such that the lifting unit includes a fixing plate 6 slidably disposed along the axial direction of the stator 01, a screw 61 fixedly and vertically disposed on the fixing plate 6, an installation plate 63 fitted over the outer circumferential portion of the screw 61 and vertically movable with respect to the screw 61, and a nut 62 engaged with the screw 61 to adjust the height direction position of the installation plate 63 with respect to the screw 61; the stopper is attached to the mounting plate 63.
In the using process, the fixing plate 6 can slide along the axial direction of the stator 01 to drive the limiting part to move, preferably, nuts 62 can be arranged at the positions, located at the upper side and the lower side of the mounting plate 63, of the screw 61, or the nuts 62 are arranged only at the positions, located at the lower side of the mounting plate 63, of the screw 61, when the mounting plate 63 needs to move up and down, the nuts 62 can be unscrewed, then the mounting plate 63 is moved to a proper height, and the nuts 62 are screwed until the position of the mounting plate 63 is fixed.
Preferably, the upper surface of the mounting plate 63 is provided with a limiting portion, and the limiting portion is detachably disposed on the mounting plate 63 through a bolt.
On the basis of the above-described embodiment, it is possible that the lifting section further includes a guide rod 64 for being disposed perpendicularly to the fixed plate 6 to prevent the mounting plate 63 from deflecting and moving in the horizontal direction with respect to the fixed plate 6, and the guide rod 64 includes a first guide rod and a second guide rod, and the screw 61 includes a first screw rod and a second screw rod;
the first and second guide rods are installed at both ends of one diagonal line of the mounting plate 63, and the first and second screw rods are installed at both ends of the other diagonal line of the mounting plate 63.
Preferably, the mounting plate 63 is rectangular, the first guide rod and the second guide rod are both cylindrical structures, through holes for being matched with the guide rods 64 are formed at two ends of one diagonal line of the mounting plate 63, and through holes for being matched with the screw rods 61 are formed at two ends of the other diagonal line.
In order to make the motor rotor assembling apparatus be capable of adapting to the installation of stators 01 and rotors with different sizes, the upper and lower surfaces of the bracket 2 may be respectively provided with a first groove 21 and a second groove 22 which are used for placing the stators 01 and have different sizes so as to be suitable for the stators 01 with different size ranges.
Preferably, the number of the brackets 2 may be two, and the distance between the two brackets 2 may be matched to the stator 01 to be installed by moving the brackets 2 in the axial direction of the stator 01.
Preferably, the first groove 21 is used for supporting the motor with the outer diameter of 60mm-120mm, and the second groove 22 is used for supporting the motor with the outer diameter of 120mm-180 mm.
On the basis of the above embodiment, still include the slide rail 1 that is used for installing support 2 and lift portion, support 2 and lift portion set up on slide rail 1 along the length direction of slide rail 1 is movably, the length direction of slide rail 1 is parallel with the axis direction of stator 01, in order to make support 2 can slide along slide rail 1, can set up dovetail spout 11 at the inboard of slide rail 1 width direction, support 2 sets up first sliding part 23 and the second sliding part 24 with dovetail spout 11 complex, first sliding part 23 and second sliding part 24 set up the upper and lower both ends at support 2 respectively.
It should be noted that, in the process of assembling the rotor, after the size of the stator 01 or the rotor changes, the lifting unit needs to be adjusted to make the circle center of the circumference where the fixing hole 41 for fixing the guide rod 3 is located, be collinear with the axis of the stator 01 and the axis of the rotor, so as to adapt to the stator 01 and the rotor with different sizes.
Preferably, when the first groove 21 is used for supporting the motor, the first sliding part 23 is matched with the dovetail-shaped sliding groove 11 of the sliding rail 1 to slide, and when the second groove 22 is used for supporting the motor, the second sliding part 24 is matched with the dovetail-shaped sliding groove 11 of the sliding rail 1 to slide.
It should be noted that, the first groove 21 and the second groove 22, the first sliding portion 23 and the second sliding portion 24, the first guide rod and the second guide rod, and the first screw rod and the second screw rod mentioned in the present application are only used for distinguishing the difference of the positions, and are not sequentially distinguished.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The utility model provides an arbitrary compound mode of all embodiments all is in this utility model's a protection scope, does not do here and gives unnecessary details.
It is right above the utility model provides an electric motor rotor rigging equipment has carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (10)
1. An electric machine rotor assembly apparatus, comprising: at least one support (2) for placing a stator (01);
the limiting part is used for supporting one end of the rotor penetrating through the stator (01) in the assembling process so as to prevent the rotor from penetrating through one end of the stator (01) and attracting the stator (01) in the assembling process; the lifting part is used for driving the limiting part to lift;
the limiting part is movably arranged relative to the bracket (2) along the axial direction of the stator (01); the limiting part is connected with the lifting part.
2. The motor rotor assembling apparatus according to claim 1, wherein the limiting portion includes at least three guide rods (3) attached to an outer circumference of one end of the rotor and a fixing portion (4) for fixing the guide rods (3);
the fixing part (4) is provided with a plurality of fixing holes (41) used for installing the guide rods (3) and locking threaded holes (42) used for fixing the guide rods (3), and the locking threaded holes (42) are in one-to-one correspondence with and communicated with the fixing holes (41).
3. An electric machine rotor assembly apparatus, according to claim 2, characterized in that said fixing holes (41) are arranged along circumferences of different sizes, and said circumference of the same size is provided with at least three of said fixing holes (41), said circumferences of different sizes being concentrically arranged.
4. An electric machine rotor assembly apparatus according to claim 3, characterised in that the number of fixing holes (41) located on the same circumference is four and evenly distributed in the circumferential direction.
5. The motor rotor assembling device according to claim 2, wherein an arc surface matched with the bearing mounting surface is arranged at the joint of the guide rod (3) and the bearing mounting surface of the rotor;
and/or one end of the guide rod (3) attached to the bearing mounting surface of the rotor is step-shaped.
6. The motor rotor assembling apparatus according to claim 2, wherein the limiting portion further comprises at least one locking ring (5) sleeved on the outer peripheral portion of all the guide rods (3) to integrate all the guide rods (3) together to resist bending deformation.
7. The electric motor rotor assembling apparatus according to any one of claims 1 to 6, wherein said elevating portion includes a fixing plate (6) slidably provided in an axial direction of said stator (01), a screw (61) fixedly and vertically provided to said fixing plate (6), a mounting plate (63) fitted to an outer peripheral portion of said screw (61) and movable up and down with respect to said screw (61), and a nut (62) engaged with said screw (61) to adjust a height direction position of said mounting plate (63) with respect to said screw (61); the limiting part is mounted on the mounting plate (63).
8. The electric motor rotor assembling apparatus according to claim 7, wherein said elevating portion further comprises a guide rod (64) disposed perpendicularly to said fixing plate (6) to prevent said mounting plate (63) from deflecting and moving in a horizontal direction with respect to said fixing plate (6), and said guide rod (64) comprises a first guide rod and a second guide rod, and said screw rod (61) comprises a first screw rod and a second screw rod;
the first guide rod and the second guide rod are arranged at two ends of one diagonal line of the mounting plate (63), and the first screw rod and the second screw rod are arranged at two ends of the other diagonal line of the mounting plate (63).
9. An electric machine rotor assembly apparatus according to any one of claims 1-6, characterised in that the upper and lower surfaces of the bracket (2) are provided with a first groove (21) and a second groove (22) of different sizes for receiving the stator (01) respectively, to accommodate stators (01) of different size ranges.
10. The motor rotor assembling device according to claim 9, further comprising a slide rail (1), wherein the support (2) and the lifting portion are movably disposed on the slide rail (1) along a length direction of the slide rail (1), the length direction of the slide rail (1) is parallel to an axis direction of the stator (01), a dovetail-shaped sliding groove (11) is disposed on an inner side of the width direction of the slide rail (1), the support (2) is provided with a first sliding portion (23) and a second sliding portion (24) which are matched with the dovetail-shaped sliding groove (11), and the first sliding portion (23) and the second sliding portion (24) are disposed at upper and lower ends of the support (2), respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020140628.2U CN211429161U (en) | 2020-01-21 | 2020-01-21 | Motor rotor assembling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020140628.2U CN211429161U (en) | 2020-01-21 | 2020-01-21 | Motor rotor assembling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211429161U true CN211429161U (en) | 2020-09-04 |
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ID=72250817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020140628.2U Active CN211429161U (en) | 2020-01-21 | 2020-01-21 | Motor rotor assembling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211429161U (en) |
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2020
- 2020-01-21 CN CN202020140628.2U patent/CN211429161U/en active Active
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