CN113572318A - Novel core pulling device of large motor - Google Patents
Novel core pulling device of large motor Download PDFInfo
- Publication number
- CN113572318A CN113572318A CN202110970974.2A CN202110970974A CN113572318A CN 113572318 A CN113572318 A CN 113572318A CN 202110970974 A CN202110970974 A CN 202110970974A CN 113572318 A CN113572318 A CN 113572318A
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- China
- Prior art keywords
- supporting
- sliding
- length direction
- screw rod
- seat
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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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a novel core pulling device of a large motor, which is used for assisting in pulling out a shaft core of a rotor part of the motor during motor maintenance. The rack is provided with two slide rails perpendicular to the length direction of the rack, the slide rails are arranged in parallel, the slide rails are provided with installation blocks in sliding fit with the slide rails, the installation blocks are arranged in two, the slide rails are arranged in parallel and perpendicular to the slide rails, the installation blocks are provided with T-shaped grooves arranged along the length direction, supporting tables capable of sliding in the length direction of the rack are arranged in the directions of two ends of the installation blocks respectively, a supporting seat capable of lifting is arranged on each supporting table, and a supporting block with a supporting groove is arranged on each supporting seat. A sliding table capable of sliding in the length direction of the frame is arranged between one of the supporting tables and the mounting block, a sliding seat capable of lifting is arranged on the sliding table, supporting plates are arranged on two sides of the sliding seat, two opposite check blocks are arranged on the sliding seat between the supporting plates, and an adjusting device is arranged on the supporting plates to adjust the distance between the check blocks.
Description
Technical Field
The invention relates to a maintenance technology, in particular to a novel core pulling device of a large motor.
Background
At present, when a main pumping motor is disassembled and assembled, a rotor needs to be drawn out of and penetrated into a stator, when a single travelling crane is used for operation, the technical requirement of the travelling crane is high each time, the rotor does not have a fixed point in the core pulling process, the rotor is easy to shake to cause the rotor and the stator to be rubbed with each other, a stator winding and a rotor winding are damaged, the core pulling operation time needs 3-4 hours each time, and a hoist needs to be manually pulled on the motor stator, so that time and labor are wasted and unsafety are realized.
The problem of stator winding damage is caused by the fact that the rotor is shaken to cause the rotor and the stator to be mutually rubbed in the core pulling process, and therefore operation safety risks need to be effectively reduced, labor intensity is reduced, and core pulling time of the motor is shortened.
Disclosure of Invention
The invention aims to: the novel core pulling device of the large-sized motor is used for assisting in drawing out a shaft core of a rotor part of the motor during motor maintenance.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a large-scale motor's novel device of loosing core, includes the frame, be provided with two perpendicular to frame length direction's slide rail in the frame, the mutual parallel arrangement of slide rail is provided with sliding fit's installation piece with it on the slide rail, the installation piece sets up two, and the perpendicular to slide rail setting parallel to each other, set up on the installation piece and follow the T type groove that length direction arranged, and set up respectively in the both ends direction of installation piece and can be at frame length direction gliding brace table, be provided with the supporting seat that can go up and down on the brace table, be provided with the supporting shoe that has the support groove on the supporting seat.
On the basis of the above scheme and as a preferable scheme of the scheme: a sliding table capable of sliding in the length direction of the frame is arranged between one of the supporting tables and the mounting block, a sliding seat capable of lifting is arranged on the sliding table, supporting plates are arranged on two sides of the sliding seat, two opposite check blocks are arranged on the sliding seat between the supporting plates, and an adjusting device is arranged on the supporting plates to adjust the distance between the check blocks.
On the basis of the above scheme and as a preferable scheme of the scheme: the stop block is provided with a cushion slope inclining towards the outside, the adjusting device comprises a screw rod in threaded connection with the supporting plate, and one end of the screw rod is rotatably connected to the stop block.
On the basis of the above scheme and as a preferable scheme of the scheme: the supporting seat is provided with a vertical guide rod, the guide rod is connected with the supporting table in a sliding mode, and a jack device is supported between the supporting table and the supporting seat.
On the basis of the above scheme and as a preferable scheme of the scheme: the supporting groove is a V-shaped groove with the length direction consistent with the length direction of the rack.
On the basis of the above scheme and as a preferable scheme of the scheme: the rack is rotatably provided with a first screw rod parallel to the length direction of the rack, the first screw rod is provided with a first nut in threaded fit with the first screw rod and fixedly connected with the support table, and the rack is provided with a first motor in transmission connection with the first screw rod.
On the basis of the above scheme and as a preferable scheme of the scheme: the rack is rotatably provided with a second screw rod perpendicular to the length direction of the rack, the second screw rod is provided with two thread sections with opposite thread turning directions, two driving nuts with different turning directions are respectively arranged to be in thread fit with the second screw rod, and the two driving nuts with different turning directions are respectively connected with one mounting block.
The invention has the beneficial effects that:
the novel core pulling device of the large motor is used for assisting in pulling out the shaft core of the rotor part of the motor during motor maintenance. The aim is to reduce the labor intensity of work, improve the work efficiency, reduce the labor intensity of workers and simultaneously reduce the operation difficulty.
Drawings
FIG. 1 is a schematic view of the application of the novel core pulling device of the large-scale motor of the present invention;
FIG. 2 is another application diagram of the novel core pulling device for a large-scale motor according to the present invention;
fig. 3 is a schematic structural view of the novel core pulling device of the large-sized motor.
In the figure: the device comprises a rack-1, a slide rail-2, an installation block-3, a T-shaped groove-4, a support table-5, a support seat-6, a support groove-7, a sliding table-8, a sliding seat-9, a supporting plate-10, a stop block-11, a screw rod-12, a jack device-13, a first screw rod-14, a first motor-15, a second screw rod-16 and a driving screw nut-17.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-3, a novel core pulling device for large motors, includes a frame 1, be provided with two slide rails 2 perpendicular to 1 length direction of frame in frame 1, slide rail 2 is parallel to each other and sets up, is provided with sliding fit's installation piece 3 with it on slide rail 2, installation piece 3 sets up two, and perpendicular to slide rail 2 sets up parallel to each other, set up and follow the T type groove 4 that length direction arranged on the installation piece 3, and set up respectively in the both ends direction of installation piece 3 and can be at frame 1 length direction gliding brace table 5, be provided with supporting seat 6 that can go up and down on brace table 5, be provided with the supporting shoe that has support groove 7 on supporting seat 6.
The novel core pulling device of the large motor is used for assisting in pulling out the shaft core of the rotor part of the motor during motor maintenance. During operation, the base of the motor is placed on the mounting block 3 through hoisting or other modes, and the nut can be arranged in the T-shaped groove of the mounting block, so that the motor base can be locked on the mounting block by utilizing the screw to be fixed. As for the fixation of the motor mounting seat, as the motor bases are different for more than one motor model needing maintenance, the position of the mounting block 3 for supporting the motor mounting seat is adjustable, the distance is adjustable, and for the convenience of adjustment, furthermore, a second screw rod 16 perpendicular to the length direction of the frame 1 is rotatably arranged on the frame 1, two thread sections with opposite thread turning directions are arranged on the second screw rod 16, two driving nuts 17 with different thread turning directions are respectively arranged to be in thread fit with the second screw rod 16, and the two driving nuts 17 with different thread turning directions are respectively connected with one mounting block 3. Thus, the mounting position can be controlled by rotating the screw rod to control the mounting blocks 3 to move towards or away from each other.
When the motor is used, the motor base is fixed firstly, the end covers and other devices at the two ends of the motor are detached, the shaft barrel is arranged, the shaft barrel can be fixed on a motor shaft in a coaxial penetrating manner with a motor shaft core, the supporting block is positioned under the shaft barrel by moving the supporting table 5, the supporting seat is controlled to be lifted, the shaft barrel is supported by the supporting groove so as to lift the shaft core, and when the part of the shaft core (namely a rotor) is not scratched with the periphery of the motor shell, the supporting table can be continuously moved so as to move the shaft core and separate the shaft core from the shell. And finishing the core pulling operation.
Furthermore, a sliding table 8 capable of sliding in the length direction of the frame 1 is arranged between one of the supporting tables 5 and the mounting block 3, a sliding seat 9 capable of lifting is arranged on the sliding table 8, supporting plates 10 are arranged on two sides of the sliding seat 9, two opposite stop blocks 11 are arranged on the sliding seat 9 between the supporting plates 10, and an adjusting device is arranged on the supporting plates 10 to adjust the distance between the stop blocks 11. Can support the axle center of having taken out through slip table 8 to carry out the limited position through dog 11, prevent to rock the damage axle center.
If the motor is installed, the shaft core can be placed on the sliding table 8, and then the shaft core is lifted by the supporting block and moved into the motor shell.
Further, the stopper 11 has a slope inclined outward, and the adjusting device includes a screw 12 threadedly coupled to the supporting plate 10, and one end of the screw 12 is rotatably coupled to the stopper 11.
Further, a vertical guide rod 12 is arranged on the support base 6, the guide rod 12 is connected with the support base 5 in a sliding mode, and a jack device 13 is supported between the support base 5 and the support base 6.
Further, the support groove 7 is a V-shaped groove whose length direction is consistent with the length direction of the frame 1.
Furthermore, for the convenience of operation, a first screw rod 14 parallel to the length direction of the frame 1 is rotatably arranged on the frame 1, a first screw nut in threaded fit with the first screw rod 14 is fixedly connected with the support table 5, and a first motor 15 is arranged on the frame 1 and is in transmission connection with the first screw rod 14.
The movement control of the sliding table can also realize operation by arranging a motor to drive a screw rod to be matched with a nut.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a novel device of loosing core of large-scale motor, includes frame (1), its characterized in that: the automatic lifting device is characterized in that two sliding rails (2) perpendicular to the length direction of the rack (1) are arranged on the rack (1), the sliding rails (2) are arranged in parallel, mounting blocks (3) in sliding fit with the sliding rails (2) are arranged on the sliding rails (2), the two mounting blocks (3) are arranged in parallel and perpendicular to the sliding rails (2), T-shaped grooves (4) arranged along the length direction are formed in the mounting blocks (3), supporting tables (5) capable of sliding in the length direction of the rack (1) are arranged in the directions of the two ends of the mounting blocks (3) respectively, a supporting seat (6) capable of lifting is arranged on each supporting table (5), and a supporting block with a supporting groove (7) is arranged on each supporting seat (6).
2. The novel core pulling device of the large motor according to claim 1, wherein: a sliding table (8) capable of sliding in the length direction of the rack (1) is arranged between one supporting table (5) and the mounting block (3), a sliding seat (9) capable of lifting is arranged on the sliding table (8), supporting plates (10) are arranged on two sides of the sliding seat (9), two opposite stop blocks (11) are arranged on the sliding seat (9) between the supporting plates (10), and an adjusting device is arranged on the supporting plates (10) to adjust the distance between the stop blocks (11).
3. The novel core pulling device of the large motor according to claim 2, wherein: the stop block (11) is provided with a cushion slope inclining towards the outside, the adjusting device comprises a screw rod (12) in threaded connection with the supporting plate (10), and one end of the screw rod (12) is rotatably connected to the stop block (11).
4. The novel core pulling device of the large motor according to claim 1, wherein: a vertical guide rod (12) is arranged on the supporting seat (6), the guide rod (12) is connected with the supporting table (5) in a sliding mode, and a jack device (13) is supported between the supporting table (5) and the supporting seat (6).
5. The novel core pulling device of the large motor according to claim 1, wherein: the supporting groove (7) is a V-shaped groove with the length direction consistent with that of the rack (1).
6. The novel core pulling device of the large motor according to claim 1, wherein: the machine frame (1) is rotatably provided with a first screw rod (14) parallel to the length direction of the machine frame (1), a first screw nut in threaded fit with the first screw rod (14) is fixedly connected with the support table (5), and the machine frame (1) is provided with a first motor (15) in transmission connection with the first screw rod (14).
7. The novel core pulling device of the large motor according to claim 1, wherein: the machine frame (1) is rotatably provided with a second screw rod (16) perpendicular to the length direction of the machine frame (1), the second screw rod (16) is provided with two thread sections with opposite thread turning directions, two driving nuts (17) with different turning directions are respectively arranged to be in thread fit with the second screw rod (16), and the two driving nuts (17) with different turning directions are respectively connected with one mounting block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110970974.2A CN113572318A (en) | 2021-08-23 | 2021-08-23 | Novel core pulling device of large motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110970974.2A CN113572318A (en) | 2021-08-23 | 2021-08-23 | Novel core pulling device of large motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113572318A true CN113572318A (en) | 2021-10-29 |
Family
ID=78172539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110970974.2A Pending CN113572318A (en) | 2021-08-23 | 2021-08-23 | Novel core pulling device of large motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113572318A (en) |
-
2021
- 2021-08-23 CN CN202110970974.2A patent/CN113572318A/en active Pending
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