CN213632537U

CN213632537U - Rotor dynamic balance test correcting device

Info

Publication number: CN213632537U
Application number: CN202023013602.0U
Authority: CN
Inventors: 毛涛
Original assignee: Guangzhou Cangtao Electromechanical Technology Co ltd
Current assignee: Guangzhou Cangtao Electromechanical Technology Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-06
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to a mechanical testing technical field specifically is a rotor dynamic balance test orthotic devices, it includes the base, the top fixedly connected with motor casing of base, the top fixedly connected with set casing of motor casing, the equal fixedly connected with support column all around of set casing, bolt fixedly connected with driving motor is passed through to the inside of motor casing, driving motor's output fixedly connected with shaft coupling the inside joint of shaft coupling has the pivot, the fixed surface of pivot is connected with the rotor, the bottom joint that the pivot is close to the shaft coupling has dynamic balance test module, the one end joint that the set casing was kept away from to the support column has the balancing stand. The utility model has the advantages that: the rotation of the rotating shaft and the dynamic balance test module is driven by the driving motor, the dynamic balance test module can analyze whether the rotation of the rotor and the rotation of the module are synchronous or not, whether deviation exists when the rotor operates or not can be accurately tested, and the test accuracy can be effectively improved.

Description

Rotor dynamic balance test correcting device

Technical Field

The utility model relates to a mechanical detection technical field, especially a rotor dynamic balance test orthotic devices.

Background

The motor rotor is an important component of the motor, the vibration caused by the unbalance of the motor rotor causes equipment vibration, noise and mechanism damage, the higher the rotating speed of the motor is, the higher the damage is, the centrifugal inertia force generated by each tiny mass point on the motor rotor can not be mutually counteracted when the motor rotor rotates due to the factors of uneven material or blank defect, error generated in processing and assembly, asymmetric geometric shape and the like in design, the centrifugal inertia force acts on machinery and other mechanisms through a bearing to cause vibration, generate noise, accelerate bearing wear, shorten the service life of the machinery, and seriously cause destructive accidents, therefore, before the motor is installed, the static and dynamic balance test of the motor rotor must be carried out through a dynamic balance tester, and the motor rotor is adjusted to reach an allowable balance precision level in the test process, and the common dynamic balance test device of the rotor, it is inside often need to dismantle parts such as the locating plate of device earlier and install the pivot inside it, because of part secondary assembly causes the unbalance or the deviation of pivot easily in the dismantlement process, causes the error of test easily, and the process of dismantling the equipment is comparatively loaded down with trivial details, so need research and development a section equipment dismantlement convenience, and can avoid the rotor dynamic balance test device because of the secondary assembly after the equipment is good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a rotor dynamic balance test orthotic devices.

A rotor dynamic balance test correcting device comprises a base, wherein the top end of the base is fixedly connected with a motor shell, the top end of the motor casing is fixedly connected with a fixed casing, the periphery of the fixed casing is fixedly connected with supporting columns, the interior of the motor shell is fixedly connected with a driving motor through a bolt, the output end of the driving motor is fixedly connected with a coupler, a clamping block is connected in the coupler in a sliding manner, a rotating shaft is clamped in the coupler, a rotor is fixedly connected to the surface of the rotating shaft, the bottom of the rotating shaft close to the coupler is clamped with a dynamic balance test module, one end of the supporting column far away from the fixed shell is clamped with a balance frame, the top end of the balancing stand is rotationally connected with a fixed disc, the bottom of the balancing stand is provided with a circular groove, the inside joint of circular recess has the pivot sliding coil, the equal swing joint in pivot sliding coil all has the staple all around.

Optionally, threaded holes are formed in the periphery of the base, and when the device is used for a rotor dynamic balance test, the screw rods are inserted into the threaded holes to enable the device to be fixed to the workbench, so that the device is more stable.

Optionally, the inside of shaft coupling can be inserted with the one end of pivot to the mutual adaptation of size of fixture block and pivot before the test when assembling, then fixture block and pivot joint are in the same place, through the pivot sliding ring of balancing stand bottom again with the other end fixed connection of pivot, guaranteed the stability of pivot when the operation, make pivot sliding ring and pivot screw up through the fixed disk, can make the higher fast-speed operation of pivot.

Optionally, a start-stop device is fixedly mounted on the surface of the motor casing, and the drive motor is started through the start-stop device.

Optionally, an electrifying plug is fixedly connected to the side face of the motor casing, and after the electrifying plug is connected to the electric energy, the operation of the driving motor is started or suspended through the starting and stopping device.

Optionally, the one end joint that the shaft coupling was kept away from to the pivot has the pivot sliding ring, and the inside joint of pivot sliding ring has the pivot, and when the pivot sliding ring was in together with the pivot joint, the inside and the pivot of pivot sliding ring keep synchronous rotation, through pivot sliding ring around the staple, make pivot sliding ring and pivot be in the fixed state of screwing up.

Optionally, square grooves are formed in the periphery of the balancing stand, and supporting columns are clamped inside the square grooves.

The utility model has the advantages of it is following:

1. this experimental orthotic devices of rotor dynamic balance, the on-line screen storage device comprises a base, driving motor, the setting of set casing and balance frame, carry out the essence to the rotor as needs, dynamic balance detects time measuring, can be with the one end joint of pivot in the inside of shaft coupling, with the pivot sliding ring cooperation pivot joint of balance frame bottom on the support column at set casing top, when the equipment of accomplishing rotor and device, screw up the fixed disk on balance frame top to certain state after, press opening of motor housing surface and stop the device and carry out the dynamic balance test to the rotor, like this to carrying out test work in, avoided too loaded down with trivial details because of the assembly process, and because of the equipment at small position is not tight and cause the error of test, the effectual work efficiency that has improved.

2. This experimental orthotic devices of rotor dynamic balance, it passes through the motor casing, the setting of balancing stand and fixed disk, when pivot and the device have been assembled and have been accomplished and test, drive the rotation of pivot and dynamic balance test module through driving motor, whether synchronous with the rotation of module can be analyzed to the module through the dynamic balance test module, when the rotor low-speed operation, the accessible is relaxed the fixed disk and is made pivot sliding ring staple all around loosen, can observe whether unanimous the operation of rotor and dynamic balance test module, whether there is the deviation when the operation to the rotor in the test that can be accurate, the precision that can effectual improvement test.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic bottom structure of the present invention;

fig. 3 is the schematic diagram of the internal structure of the motor casing of the present invention.

In the figure: 1-base, 2-motor shell, 3-fixed shell, 4-support column, 5-driving motor, 6-coupler, 7-fixture block, 8-rotating shaft, 9-rotor 9, 10-dynamic balance test module, 11-balance frame, 12-fixed disk, 13-circular groove, 14-rotating shaft sliding ring, 15-fixed nail, 16-threaded hole, 17-start-stop device, 18-power-on plug and 19-square groove.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in FIGS. 1 to 3, the utility model provides a rotor dynamic balance test correction device, which comprises a base 1, a motor casing 2 is fixedly connected to the top end of the base 1, a fixed casing 3 is fixedly connected to the top end of the motor casing 2, supporting columns 4 are fixedly connected to the periphery of the fixed casing 3, a driving motor 5 is fixedly connected to the interior of the motor casing 2 through bolts, a shaft coupling 6 is fixedly connected to the output end of the driving motor 5, a clamping block 7 is slidably connected to the interior of the shaft coupling 6, a rotating shaft 8 is clamped inside the shaft coupling 6, a rotor 9 is fixedly connected to the surface of the rotating shaft 8, a dynamic balance test module 10 is clamped at the bottom of the rotating shaft 8 close to the shaft coupling 6, when the rotating shaft 8 and the device are assembled and tested, the rotating shaft 8 and the dynamic balance test module 10 are driven to rotate through the driving motor 5, whether the rotating shaft 9 and the rotating module are synchronous, when rotor 9 low-speed operation, the accessible loosens fixed disk 12 and makes pivot sliding ring 14 staple 15 all around loosen, can observe whether rotor 9 is unanimous with the operation of dynamic balance test module 10, the one end joint that set casing 3 was kept away from to support column 4 has gimbal 11, the top of gimbal 11 is rotated and is connected with fixed disk 12, circular recess 13 has been seted up to the bottom of gimbal 11, the inside joint of circular recess 13 has pivot sliding ring 14, the equal swing joint all around of pivot sliding ring 14 has staple 15.

As an optimal technical solution of the utility model: all set up threaded hole 16 around base 1, when carrying out rotor 9 dynamic balance test through the device, insert the screw rod to threaded hole 16 insidely and make the device fixed to the workstation on, can make the device more stable.

As an optimal technical solution of the utility model: the mutual adaptation of size of fixture block 7 and pivot 8, can insert the inside of shaft coupling 6 with the one end of pivot 8 when assembling before the test, then

fixture block

7 and 8 joints of pivot are in the same place, through the pivot sliding ring 14 of balancing stand 11 bottom and the other end fixed connection of pivot 8 again, guaranteed the stability of pivot 8 when the operation, screw up with pivot 8 through fixed disk 12 messenger pivot sliding ring 14, can make the operation of pivot 8 high-speed more.

As an optimal technical solution of the utility model: a start-stop device 17 is fixedly installed on the surface of the motor shell 2, and the driving motor 5 is started through the start-stop device 17.

As an optimal technical solution of the utility model: the side of the motor casing 2 is fixedly connected with an electrifying plug 18, and after the electrifying plug 18 is connected to electric energy, the operation of the driving motor 5 is started or suspended through the starting and stopping device 17.

As an optimal technical solution of the utility model: the one end joint that shaft coupling 6 was kept away from to pivot 8 has pivot sliding ring 14, and the inside joint of pivot sliding ring 14 has pivot 8, and when pivot sliding ring 14 and pivot 8 joint were in, the inside of pivot sliding ring 14 keeps synchronous rotation with pivot 8, through pivot sliding ring 14 fixing nail 15 all around, makes pivot sliding ring 14 and pivot 8 be in the fixed state of screwing up.

As an optimal technical solution of the utility model: square groove 19 has all been seted up around gimbal 11, and the inside joint in square groove 19 has support column 4.

In summary, the following steps: the rotor dynamic balance test correcting device has the advantages that through the arrangement of the base 1, the driving motor 5, the fixed shell 3 and the balance frame 11, when the rotor 9 needs to be precisely and dynamically detected, one end of the rotating shaft 8 can be clamped inside the coupler 6, the rotating shaft sliding ring 14 at the bottom of the balance frame 11 is matched with the rotating shaft 8 and clamped on the supporting column 4 at the top of the fixed shell 3, when the rotor 9 and the device are assembled, the fixed disk 12 at the top end of the balance frame 11 is screwed to a certain state, the starting and stopping device 17 on the surface of the motor shell 2 is pressed to carry out dynamic balance test on the rotor 9, so that in the test work, the problems that the assembly process is too complicated, the test error is not caused by the tight assembly of a tiny part and the working efficiency is effectively improved are solved, the rotor dynamic balance test correcting device is arranged through the motor shell 2, the balance frame 11 and the fixed disk 12, when pivot 8 and the device have assembled and have accomplished the test, drive pivot 8 and the rotation of dynamic balance test module 10 through driving motor 5, whether synchronous with the rotation of module can be analyzed rotor 9 through dynamic balance test module 10, when rotor 9 low-speed operation, the accessible loosens fixed disk 12 and makes pivot sliding ring 14 staple 15 all around loosen, can observe whether the operation of rotor 9 and dynamic balance test module 10 is unanimous, whether there is the deviation when the operation to rotor 9 that can be accurate test, can effectual improvement test the precision.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a rotor dynamic balance test orthotic devices which characterized in that: the device comprises a base (1), wherein a motor shell (2) is fixedly connected to the top end of the base (1), a fixed shell (3) is fixedly connected to the top end of the motor shell (2), supporting columns (4) are fixedly connected to the periphery of the fixed shell (3), a driving motor (5) is fixedly connected to the interior of the motor shell (2) through bolts, a coupler (6) is fixedly connected to the output end of the driving motor (5), a clamping block (7) is slidably connected to the interior of the coupler (6), a rotating shaft (8) is clamped in the interior of the coupler (6), a rotor (9) is fixedly connected to the surface of the rotating shaft (8), a dynamic balance test module (10) is clamped at the bottom of the rotating shaft (8) close to the coupler (6), a balance frame (11) is clamped at one end, far away from the fixed shell (3), of each supporting column (4), and a fixed disk (12) is rotatably connected, circular recess (13) have been seted up to the bottom of balancing stand (11), the inside joint of circular recess (13) has pivot sliding ring (14), equal swing joint has staple (15) all around of pivot sliding ring (14).

2. The rotor dynamic balance test correcting device of claim 1, wherein: threaded holes (16) are formed in the periphery of the base (1).

3. The rotor dynamic balance test correcting device of claim 1, wherein: the sizes of the clamping block (7) and the rotating shaft (8) are mutually matched.

4. The rotor dynamic balance test correcting device of claim 1, wherein: the surface of the motor shell (2) is fixedly provided with a start-stop device (17).

5. The rotor dynamic balance test correcting device of claim 1, wherein: and an electrifying plug (18) is fixedly connected to the side surface of the motor shell (2).

6. The rotor dynamic balance test correcting device of claim 1, wherein: and a rotating shaft sliding ring (14) is clamped at one end of the rotating shaft (8) far away from the coupler (6).

7. The rotor dynamic balance test correcting device of claim 1, wherein: square grooves (19) are all seted up around gimbal (11), the inside joint in square groove (19) has support column (4).