CN219810571U - Motor rotor dynamic balance testing device - Google Patents
Motor rotor dynamic balance testing device Download PDFInfo
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- CN219810571U CN219810571U CN202320929532.8U CN202320929532U CN219810571U CN 219810571 U CN219810571 U CN 219810571U CN 202320929532 U CN202320929532 U CN 202320929532U CN 219810571 U CN219810571 U CN 219810571U
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Abstract
The utility model discloses a motor rotor dynamic balance testing device which comprises a mounting frame, wherein the mounting frame is arranged above a base, and a motor is arranged on one side of the mounting frame; the first test frame is arranged on one side of the mounting frame, the second test frame is arranged above the base, telescopic cavities are formed in the first test frame and the second test frame, and a supporting seat is arranged above the telescopic cavities; the mounting seat is arranged above the object supporting seat, the lifting plate is arranged above the mounting seat, the pressure sensor is arranged between the lifting plate and the mounting seat, the second electric telescopic rod is arranged above the lifting plate, the testing structure of the testing device adopts a movable mounting mode, when the motor rotor with different sizes is subjected to dynamic balance testing, the testing structure is adjusted, the motor rotor with different sizes can be driven to perform dynamic balance testing, the motor rotor is limited, left and right movement of the motor rotor is prevented, and the dynamic balance testing precision is improved.
Description
Technical Field
The utility model relates to the technical field of dynamic balance test, in particular to a motor rotor dynamic balance test device.
Background
The motor rotor is a rotating component in the motor. The motor consists of a rotor and a stator, and is a conversion device for realizing electric energy and mechanical energy and electric energy, and the motor rotor is divided into a motor rotor and a generator rotor. The unqualified motor rotor is used, so that the mass center of the rotor deviates from the actual center inertial main shaft of the rotor, and a large unbalance phenomenon occurs after the rotor reaches the working rotation speed, and the dynamic balance test is a process of carrying out dynamic balance detection and correction on the rotor and meeting the use requirement, so that the stable use of the motor rotor is ensured.
Chinese patent publication No. CN217765354U, grant bulletin day is 2022, 11 months and 08 days, a dynamic balance testing device for generator rotor, which comprises a test bench, the top fixedly connected with fixed plate of testboard, the front fixedly connected with alignment jig of fixed plate, the bottom fixedly connected with head of detecting of alignment jig, the adjustment tank has been seted up to one side of keeping away from the fixed plate at the top of testboard, the testboard has the fly leaf through adjustment tank swing joint, the front fixedly connected with elevating system of fly leaf, the front fixedly connected with mounting panel of testboard, the front fixedly connected with adjustment mechanism of mounting panel, the equal fixedly connected with support in top of fixed plate and fly leaf, one side swing joint of support has the bearing, the outside swing joint of bearing has the rotor main part, elevating system through setting up, adjustment mechanism and fly leaf, the flexibility of dynamic balance testing device has been improved, make dynamic balance testing device can adjust and also adjust the rotating member of drive rotor according to the size length of rotor, consequently still improve dynamic balance testing device test effect.
The existing testing device is fixed in structure, the size of a motor rotor correspondingly changes along with the size of the motor, the testing device is inconvenient to correspondingly adjust according to the size of the motor rotor, motor rotors with different sizes cannot be driven to carry out dynamic balance testing, the effect of effective limiting is lacked, the motor rotor testing process easily moves left and right, the dynamic balance testing error is increased, and the using requirements cannot be met.
Disclosure of Invention
The utility model aims to provide a motor rotor dynamic balance testing device, which aims to solve the problems that the prior testing device is fixed in structure, the motor rotor size is correspondingly changed along with the motor size, the testing device is inconvenient to correspondingly adjust according to the motor rotor size, motor rotors with different sizes cannot be driven to carry out dynamic balance testing, the motor rotor testing process is easy to move left and right due to the lack of effective limiting effect, and the dynamic balance testing error is increased, and the use requirement cannot be met.
In order to achieve the above purpose, the present utility model provides the following technical solutions: motor rotor dynamic balance testing arrangement, including base and motor rotor, still include:
the mounting frame is arranged above the base, the mounting frame is connected with the base through a screw, a motor is arranged on one side of the mounting frame, the motor is connected with the mounting frame through a screw, a connecting sleeve is arranged on the other side of the mounting frame, and the connecting sleeve is connected with the output end of the motor;
the first test frame is arranged on one side of the mounting frame and is fixedly connected with the base, a chute is formed in the upper end of the base, a second test frame is arranged above the base, one end of the second test frame extends to the inside of the chute, telescopic cavities are formed in the first test frame and the second test frame, a supporting seat is arranged above the telescopic cavities, one end of the supporting seat extends to the inside of the telescopic cavities, and the supporting seat is in sliding connection with the first test frame and the second test frame;
the mounting seat is arranged above the object supporting seat, a lifting plate is arranged above the mounting seat, a pressure sensor is arranged between the lifting plate and the mounting seat, two ends of the pressure sensor are fixedly connected with the lifting plate and the mounting seat respectively, a second electric telescopic rod is arranged above the lifting plate, rollers are arranged at the upper end of the object supporting seat and the lower end of the mounting seat, and the rollers are rotationally connected with the object supporting seat and the mounting seat;
the electric control screen is arranged above the base and is connected with the base through screws, and the electric control screen is electrically connected with the pressure sensor.
Preferably, the inside of adapter sleeve is provided with the clamp splice, and the clamp splice is provided with four, and four clamp splices are at the inside equidistance setting of adapter sleeve, the outside of adapter sleeve is provided with the lock bolt, and the lock bolt is provided with four, and four lock bolts correspond the setting with the clamp splice, lock bolt and adapter sleeve threaded connection, and the one end and the clamp splice rotation of lock bolt are connected.
Preferably, the inside in flexible chamber is provided with the electric telescopic handle of third, and the electric telescopic handle of third is provided with two, and two electric telescopic handle of third respectively with first test frame and second test frame fixed connection, two the output of electric telescopic handle of third all with hold in the palm thing seat fixed connection.
Preferably, one side of the first test frame is provided with a transverse plate, the transverse plate is fixedly connected with the first test frame, a level is arranged below the transverse plate, a fourth electric telescopic rod is arranged between the level and the transverse plate, the fourth electric telescopic rod is fixedly connected with the transverse plate, and the output end of the fourth electric telescopic rod is movably connected with the level.
Preferably, a first electric telescopic rod is arranged in the sliding groove, the first electric telescopic rod is arranged on one side of the second test frame, and two ends of the first electric telescopic rod are fixedly connected with the base and the second test frame respectively.
Preferably, the inner wall of spout is provided with the rolling groove, the both sides of second test frame all are provided with the ball, and the one end of ball extends to the inside of rolling groove, the ball is all roll-connected with base and second test frame, the below of base is provided with the slipmat, and slipmat and base are connected as an organic wholely.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the device, through the arrangement of a motor, a connecting sleeve, a second electric telescopic rod and a pressure sensor, the motor drives the connecting sleeve to rotate, the motor rotor is driven to rotate along with the rotation of the connecting sleeve, the second electric telescopic rod drives the mounting seat to lift, the roller on the mounting seat is contacted with the motor rotor, the roller rolls along with the rotation of the motor rotor, the pressure between the motor rotor and the roller is measured by the pressure sensor, the measured data fluctuates when the dynamic balance of the motor rotor is abnormal, and the dynamic balance test is realized according to the measured pressure data;
2. according to the device, through the arrangement of the sliding groove, the first electric telescopic rod and the third electric telescopic rod, the sliding groove enables the second test frame to slide, the second test frame is driven to move along the sliding groove under the action of the first electric telescopic rod, the distance between the second test frame and the first test frame is adjusted, the third electric telescopic rod drives the object supporting seat to lift, rollers on the object supporting seat are enabled to be in contact with motor rotors of different sizes, and dynamic balance tests are conveniently conducted on the motor rotors of different sizes;
3. according to the device, through the arrangement of the level gauge and the fourth electric telescopic rod, the fourth electric telescopic rod drives the level gauge to lift, the level gauge contacts with the upper end of the motor rotor, the levelness of the placed motor rotor is measured, the motor rotor to be tested is guaranteed to be horizontally placed, the testing error is reduced, and the testing precision is indirectly improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of a portion of area A of FIG. 1 in accordance with the present utility model;
FIG. 3 is a first test rack configuration diagram of the present utility model;
FIG. 4 is a diagram showing the connection relationship between a second test rack and a base according to the present utility model;
FIG. 5 is an enlarged view of a portion of region B of FIG. 1 in accordance with the present utility model;
FIG. 6 is a diagram showing the connection relationship between the clamping blocks and the connecting sleeves.
In the figure: 1. a base; 2. an anti-slip pad; 3. an electric control screen; 4. a mounting frame; 5. a motor; 6. a first test rack; 7. a cross plate; 8. a chute; 9. a second test rack; 10. a first electric telescopic rod; 11. a supporting seat; 12. a lifting plate; 13. a mounting base; 14. a second electric telescopic rod; 15. a motor rotor; 16. connecting sleeves; 17. a locking bolt; 18. a roller; 19. a pressure sensor; 20. a telescopic chamber; 21. a third electric telescopic rod; 22. rolling grooves; 23. a ball; 24. a level gauge; 25. a fourth electric telescopic rod; 26. and clamping blocks.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-6, an embodiment of the present utility model is provided: the motor rotor dynamic balance testing device comprises a base 1 and a motor rotor 15, and further comprises:
the mounting frame 4 is arranged above the base 1, the mounting frame 4 is connected with the base 1 through screws, a motor 5 is arranged on one side of the mounting frame 4, the motor 5 is connected with the mounting frame 4 through screws, a connecting sleeve 16 is arranged on the other side of the mounting frame 4, and the connecting sleeve 16 is connected with the output end of the motor 5;
the first test frame 6 is arranged on one side of the mounting frame 4, the first test frame 6 is fixedly connected with the base 1, a chute 8 is formed in the upper end of the base 1, a second test frame 9 is arranged above the base 1, one end of the second test frame 9 extends to the inside of the chute 8, telescopic cavities 20 are formed in the first test frame 6 and the second test frame 9, a supporting seat 11 is arranged above the telescopic cavities 20, one end of the supporting seat 11 extends to the inside of the telescopic cavities 20, and the supporting seat 11 is in sliding connection with the first test frame 6 and the second test frame 9;
the mounting seat 13 is arranged above the object supporting seat 11, the lifting plate 12 is arranged above the mounting seat 13, the pressure sensor 19 is arranged between the lifting plate 12 and the mounting seat 13, two ends of the pressure sensor 19 are respectively and fixedly connected with the lifting plate 12 and the mounting seat 13, the second electric telescopic rod 14 is arranged above the lifting plate 12, the roller 18 is arranged at the upper end of the object supporting seat 11 and the lower end of the mounting seat 13, and the roller 18 is rotationally connected with the object supporting seat 11 and the mounting seat 13;
the electric control screen 3 is arranged above the base 1, and the electric control screen 3 is connected with the base 1 through screws, and the electric control screen 3 is electrically connected with the pressure sensor 19.
When in use, the utility model is characterized in that: the two ends of the motor rotor are put on the roller 18 on the object supporting seat 11, one end of the motor rotor is connected with the connecting sleeve 16, the second electric telescopic rod 14 is driven to drive the mounting seat 13 to descend, the roller 18 on the mounting seat 13 is contacted with the motor rotor, the motor 5 is started to drive the connecting sleeve 16 to rotate, the motor rotor is driven to rotate along with the rotation of the connecting sleeve 16, the pressure between the roller 18 and the motor rotor is measured by the pressure sensor 19, the pressure between the roller 18 and the motor rotor is increased when the dynamic balance of the motor rotor is abnormal, the data measured by the pressure sensor 19 is correspondingly changed, and the dynamic balance test of the motor rotor is indirectly performed according to the measured pressure data.
Referring to fig. 1, 2 and 6, clamping blocks 26 are arranged in the connecting sleeve 16, four clamping blocks 26 are arranged in the connecting sleeve 16 at equal intervals, locking bolts 17 are arranged outside the connecting sleeve 16, four locking bolts 17 are arranged corresponding to the clamping blocks 26, the locking bolts 17 are in threaded connection with the connecting sleeve 16, one end of each locking bolt 17 is in rotary connection with the clamping block 26, the clamping blocks 26 are driven to move by rotating the locking bolts 17, motor rotors with different sizes can be connected with the connecting sleeve 16 by means of the clamping blocks 26, and testing of the motor rotors with different sizes is facilitated.
Referring to fig. 3, a third electric telescopic rod 21 is disposed in the telescopic cavity 20, two third electric telescopic rods 21 are disposed in the telescopic cavity, the two third electric telescopic rods 21 are fixedly connected with the first test frame 6 and the second test frame 9 respectively, output ends of the two third electric telescopic rods 21 are fixedly connected with the supporting seat 11, the supporting seat 11 is driven to lift by the third electric telescopic rods 21, the height of the roller 18 on the supporting seat 11 is adjusted, the roller can be in contact with lower ends of motor rotors of different sizes, supporting effects on the motor rotors are achieved, and the horizontal placement of the motor rotors is guaranteed.
Referring to fig. 1 and 5, a transverse plate 7 is disposed on one side of the first test frame 6, the transverse plate 7 is fixedly connected with the first test frame 6, a level 24 is disposed below the transverse plate 7, a fourth electric telescopic rod 25 is disposed between the level 24 and the transverse plate 7, the fourth electric telescopic rod 25 is fixedly connected with the transverse plate 7, an output end of the fourth electric telescopic rod 25 is movably connected with the level 24, the level 24 is driven to lift by the fourth electric telescopic rod 25, the level 24 is contacted with an upper end face of a motor rotor, the levelness of the motor rotor to be placed is measured, the motor rotor to be tested is ensured to be horizontally placed, test errors are reduced, and dynamic balance test accuracy is improved.
Referring to fig. 1 and 4, a first electric telescopic rod 10 is disposed inside the sliding chute 8, the first electric telescopic rod 10 is disposed on one side of the second test frame 9, two ends of the first electric telescopic rod 10 are fixedly connected with the base 1 and the second test frame 9 respectively, the second test frame 9 is driven to move along the sliding chute 8 by the first electric telescopic rod 10, and the distance between the second test frame 9 and the first test frame 6 is adjusted to facilitate placement of motor rotors with different sizes.
Referring to fig. 4, a rolling groove 22 is provided on the inner wall of the chute 8, balls 23 are provided on both sides of the second test frame 9, one end of each ball 23 extends into the rolling groove 22, the balls 23 are in rolling connection with the base 1 and the second test frame 9, an anti-slip mat 2 is provided under the base 1, and the anti-slip mat 2 is connected with the base 1 into a whole.
Working principle: driving a first electric telescopic rod 10 to drive a second test frame 9 to move along a chute 8, adjusting the distance between the second test frame 9 and the first test frame 6 appropriately, putting two ends of a motor rotor on a roller 18 on a support seat 11, connecting one end of the motor rotor with a connecting sleeve 16, driving a fourth electric telescopic rod 25 to drive a level 24 to descend, enabling the level 24 to contact with the upper end surface of the motor rotor, measuring the levelness of the placed motor rotor, and ensuring the horizontal placement of the motor rotor to be tested; the second electric telescopic rod 14 is driven to drive the mounting seat 13 to descend, the roller 18 on the mounting seat 13 is contacted with the motor rotor, the motor 5 is started to drive the connecting sleeve 16 to rotate, the motor rotor is driven to rotate along with the rotation of the connecting sleeve 16, the pressure between the roller 18 and the motor rotor is measured by the pressure sensor 19, the pressure between the roller 18 and the motor rotor becomes larger when the dynamic balance of the motor rotor is abnormal, the data measured by the pressure sensor 19 correspondingly changes, and the dynamic balance test of the motor rotor is performed indirectly according to the measured pressure data.
What is not described in detail in this specification is prior art known to those skilled in the art.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Motor rotor dynamic balance testing arrangement, including base (1) and motor rotor (15), its characterized in that still includes:
the mounting frame (4) is arranged above the base (1), the mounting frame (4) is connected with the base (1) through a screw, a motor (5) is arranged on one side of the mounting frame (4), the motor (5) is connected with the mounting frame (4) through a screw, a connecting sleeve (16) is arranged on the other side of the mounting frame (4), and the connecting sleeve (16) is connected with the output end of the motor (5);
the first test frame (6) is arranged on one side of the mounting frame (4), the first test frame (6) is fixedly connected with the base (1), a sliding groove (8) is formed in the upper end of the base (1), a second test frame (9) is arranged above the base (1), one end of the second test frame (9) extends to the inside of the sliding groove (8), telescopic cavities (20) are formed in the first test frame (6) and the second test frame (9), a supporting seat (11) is arranged above the telescopic cavities (20), one end of the supporting seat (11) extends to the inside of the telescopic cavities (20), and the supporting seat (11) is in sliding connection with the first test frame (6) and the second test frame (9);
the mounting seat (13) is arranged above the object supporting seat (11), a lifting plate (12) is arranged above the mounting seat (13), a pressure sensor (19) is arranged between the lifting plate (12) and the mounting seat (13), two ends of the pressure sensor (19) are fixedly connected with the lifting plate (12) and the mounting seat (13) respectively, a second electric telescopic rod (14) is arranged above the lifting plate (12), rollers (18) are arranged at the upper end of the object supporting seat (11) and the lower end of the mounting seat (13), and the rollers (18) are rotationally connected with the object supporting seat (11) and the mounting seat (13);
the electric control screen (3) is arranged above the base (1), the electric control screen (3) is connected with the base (1) through screws, and the electric control screen (3) is electrically connected with the pressure sensor (19).
2. The motor rotor dynamic balance testing device of claim 1, wherein: the inside of adapter sleeve (16) is provided with clamp splice (26), and clamp splice (26) are provided with four, and four clamp splice (26) are at the inside equidistance setting of adapter sleeve (16), the outside of adapter sleeve (16) is provided with locking bolt (17), and locking bolt (17) are provided with four, and four locking bolts (17) set up with clamp splice (26) correspondence, locking bolt (17) and adapter sleeve (16) threaded connection, and the one end and clamp splice (26) rotation of locking bolt (17) are connected.
3. The motor rotor dynamic balance testing device of claim 1, wherein: the inside in flexible chamber (20) is provided with third electric telescopic handle (21), and third electric telescopic handle (21) are provided with two, and two third electric telescopic handle (21) respectively with first test frame (6) and second test frame (9) fixed connection, two the output of third electric telescopic handle (21) all with hold in the palm thing seat (11) fixed connection.
4. The motor rotor dynamic balance testing device of claim 1, wherein: one side of first test frame (6) is provided with diaphragm (7), and diaphragm (7) and first test frame (6) fixed connection, the below of diaphragm (7) is provided with spirit level (24), be provided with fourth electric telescopic handle (25) between spirit level (24) and diaphragm (7), and fourth electric telescopic handle (25) and diaphragm (7) fixed connection, the output and the spirit level (24) swing joint of fourth electric telescopic handle (25).
5. The motor rotor dynamic balance testing device of claim 1, wherein: the inside of spout (8) is provided with first electric telescopic handle (10), and first electric telescopic handle (10) set up in one side of second test frame (9), the both ends of first electric telescopic handle (10) respectively with base (1) and second test frame (9) fixed connection.
6. The motor rotor dynamic balance testing device of claim 5, wherein: the utility model discloses a slide way, including base (1) and second test frame, be provided with on the inner wall of spout (8) rolling groove (22), the both sides of second test frame (9) all are provided with ball (23), and the one end of ball (23) extends to the inside of rolling groove (22), ball (23) are all roll-connected with base (1) and second test frame (9), the below of base (1) is provided with slipmat (2), and slipmat (2) are connected as an organic wholely with base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929532.8U CN219810571U (en) | 2023-04-23 | 2023-04-23 | Motor rotor dynamic balance testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320929532.8U CN219810571U (en) | 2023-04-23 | 2023-04-23 | Motor rotor dynamic balance testing device |
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| Publication Number | Publication Date |
|---|---|
| CN219810571U true CN219810571U (en) | 2023-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320929532.8U Active CN219810571U (en) | 2023-04-23 | 2023-04-23 | Motor rotor dynamic balance testing device |
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| CN (1) | CN219810571U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117968947A (en) * | 2024-04-02 | 2024-05-03 | 安徽袋中袋智能设备有限公司 | Online monitoring device for rotary dynamic balance of mechanical equipment |
-
2023
- 2023-04-23 CN CN202320929532.8U patent/CN219810571U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117968947A (en) * | 2024-04-02 | 2024-05-03 | 安徽袋中袋智能设备有限公司 | Online monitoring device for rotary dynamic balance of mechanical equipment |
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