CN219161540U

CN219161540U - Auxiliary motor rotor dynamic balance test tool

Info

Publication number: CN219161540U
Application number: CN202320206703.4U
Authority: CN
Inventors: 王正义
Original assignee: Tianjin Fujing Machinery Co ltd
Current assignee: Tianjin Fujing Machinery Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-06-09
Anticipated expiration: 2033-02-14

Abstract

The utility model belongs to the technical field of test tools, in particular to a tool for assisting a motor rotor dynamic balance test, which aims at the problems that the existing tool is troublesome in fixing a rotor during operation, time and labor are wasted during operation and test efficiency is greatly reduced.

Description

Auxiliary motor rotor dynamic balance test tool

Technical Field

The utility model relates to the technical field of test tools, in particular to a tool for assisting a dynamic balance test of a motor rotor.

Background

Ideally, the pressure generated by the bearing is the same when the rotor rotates as it does not, and such a rotor is a balanced rotor. However, various gyrorotor in engineering, because of uneven material or blank defect, error produced in processing and assembling, even design has many factors such as asymmetric geometric shape, etc. make gyrorotor, when rotating, centrifugal inertial force that every tiny particle produced on it can not cancel each other, centrifugal inertial force acts on machinery and its foundation through the bearing, causes vibration, produces noise, accelerates bearing abrasion, has shortened mechanical life, can cause destructive accident in serious cases. For this reason, the rotor must be balanced, so a tool for assisting the dynamic balance test of the motor rotor is required.

The patent document with the application number of 202121368966.2 comprises a tool shaft and a tool flange; the tool flange is sleeved on the tool shaft. The tooling flange comprises a central hole, a spigot and a rotor mounting hole; the tool shaft is arranged in the central hole in a penetrating way; the spigot is arranged on one side of the tooling flange, is coaxial with the central hole and is used for mounting and positioning the motor rotor; and the rotor mounting holes are uniformly arranged around the central hole and the spigot; the finish machining of the spigot needs to be finished before the tooling flange is sleeved on the tooling shaft.

The existing tool is troublesome to fix the rotor during operation, operation is time-consuming and labor-consuming, and test efficiency is greatly reduced.

Disclosure of Invention

The utility model aims to solve the defects that the existing tool is troublesome in fixing a rotor during operation, time and labor are wasted during operation and the test efficiency is greatly reduced in the prior art, and provides a tool for assisting a dynamic balance test of a motor rotor.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides an auxiliary motor rotor dynamic balance test's frock, includes the bottom plate, two supports are installed in the bottom symmetry rotation of bottom plate, same driving motor of fixed mounting has on two supports, fixed mounting has the drive shaft on driving motor's the output shaft, the bottom fixed connection of drive shaft and bottom plate, the top symmetry fixed mounting of bottom plate has two hydraulic levers, the same mounting panel of fixed mounting on the output shaft of two hydraulic levers, the top fixed mounting of mounting panel has the rack, set up the hole of placing on the rack, slidable mounting has clamping device on the rack, the top symmetry fixed mounting of bottom plate has two risers, movable mounting has drive arrangement on two risers, slidable mounting has same slide on two risers, the connecting axle is installed in the bottom rotation of slide.

Preferably, the two brackets are fixedly provided with fixing rods, the two fixing rods are fixedly provided with the same mounting box, and the driving motor is fixedly arranged in the mounting box.

Preferably, the clamping device comprises two sliding rods and two clamping plates, the two sliding rods are symmetrically and slidably arranged on the placing frame, and the two clamping plates are respectively and fixedly arranged on the two sliding rods.

Preferably, the driving device comprises two connecting rods, the two connecting rods are respectively and rotatably arranged on the two vertical plates, and the two connecting rods are respectively and movably connected with the two sliding rods.

Preferably, the two vertical plates are provided with sliding grooves, the two sliding grooves are internally provided with limiting rods fixedly, the sliding plates are slidably arranged on the two limiting rods, and the two sliding grooves are internally provided with pressure springs fixedly.

In the utility model, the tool for assisting the dynamic balance test of the motor rotor has the beneficial effects that:

(1) According to the scheme, as the bottom plate, the bracket, the fixing rod, the mounting box, the driving motor and the driving shaft are arranged, when the device is integrally placed for use, the bracket is rotationally connected with the bottom plate, so that the driving shaft is driven to rotate by the driving motor, and the driving shaft drives the bottom plate to rotate;

(2) This scheme is because having set up hydraulic stem, mounting panel, rack, has placed hole, slide bar, splint, riser, connecting rod, spout, gag lever post, slide, pressure spring, connecting axle, places the rotor in placing the downthehole, drives the mounting panel through the hydraulic stem and removes, and the mounting panel drives the rack and removes, because the effect of two connecting rods when the rack removes for two slide bars remove, drive two splint and remove, thereby can fix the rotor centre gripping, convenient to use.

The utility model has the advantages of simpler fixation of the rotor, time and labor saving operation and great improvement of test efficiency when in use.

Drawings

FIG. 1 is a schematic sectional structure diagram of a tool for assisting a dynamic balance test of a motor rotor;

fig. 2 is a schematic diagram of a three-dimensional structure of a placement frame and a placement hole of a tool for assisting a dynamic balance test of a motor rotor;

fig. 3 is an enlarged schematic structural diagram of a portion a of the tooling for assisting the dynamic balance test of the motor rotor in fig. 1.

In the figure: 1. a bottom plate; 2. a bracket; 3. a fixed rod; 4. a mounting box; 5. a driving motor; 6. a drive shaft; 7. a hydraulic rod; 8. a mounting plate; 9. a placing rack; 10. placing the hole; 11. a slide bar; 12. a clamping plate; 13. a riser; 14. a connecting rod; 15. a chute; 16. a limit rod; 17. a slide plate; 18. a pressure spring; 19. and a connecting shaft.

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.

Example 1

Referring to fig. 1, a tool for assisting a dynamic balance test of a motor rotor comprises a base plate 1, two brackets 2 are symmetrically and rotatably arranged at the bottom of the base plate 1, the same driving motor 5 is fixedly arranged on the two brackets 2, a driving shaft 6 is fixedly arranged on an output shaft of the driving motor 5, the driving shaft 6 is fixedly connected with the bottom of the base plate 1, two hydraulic rods 7 are symmetrically and fixedly arranged at the top of the base plate 1, the same mounting plate 8 is fixedly arranged on the output shaft of the two hydraulic rods 7, a placing frame 9 is fixedly arranged at the top of the mounting plate 8, a placing hole 10 is formed in the placing frame 9, a clamping device is slidably arranged on the placing frame 9, two vertical plates 13 are symmetrically and fixedly arranged at the top of the base plate 1, a driving device is movably arranged on the two vertical plates 13, the same sliding plate 17 is slidably arranged on the two vertical plates 13, a connecting shaft 19 is rotatably arranged at the bottom of the sliding plate 17, and the rotor is placed in the placing hole 10, and the clamping device can be driven to move to clamp and fix the rotor.

Referring to fig. 2, the shape characteristics and positional relationship of the placement frame 9 and the placement hole 10 are shown by a perspective view.

Referring to fig. 3, the two risers 13 are provided with sliding grooves 15, the two sliding grooves 15 are fixedly provided with limiting rods 16, the sliding plate 17 is slidably mounted on the two limiting rods 16, the two sliding grooves 15 are fixedly provided with pressure springs 18, stable movement of the sliding plate 17 is ensured, and certain thrust is provided after the sliding plate 17 moves.

In this embodiment, place the rotor that waits to test in the hole 10 of placing on rack 9, after placing, start two hydraulic levers 7, two hydraulic levers 7 drive mounting panel 8 and remove, mounting panel 8 drives rack 9 and remove, because the effect of two connecting rods 14 when rack 9 removes, thereby can drive two slide bars 11 and remove, two slide bars 11 drive two splint 12 and remove, two splint 12 fix the rotor centre gripping, the rotor can support connecting axle 19 simultaneously, connecting axle 19 assists fixed rotor, convenient to use, after the test, reset rack 9 and can release fixedly.

Example two

The difference between this embodiment and the first embodiment is that: the bottom of the bottom plate 1 is provided with a circular groove, and the two brackets 2 are both slidably arranged in the circular groove, so that the bottom plate 1 can rotate on the two brackets 2, and the brackets 2 are not independently rotatably arranged at the bottom of the bottom plate 1.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an auxiliary motor rotor dynamic balance test's frock, which comprises a base plate (1), a serial communication port, two supports (2) are installed in the bottom symmetry rotation of bottom plate (1), fixed mounting has same driving motor (5) on two supports (2), fixed mounting has drive shaft (6) on the output shaft of driving motor (5), the bottom fixed connection of drive shaft (6) and bottom plate (1), the top symmetry fixed mounting of bottom plate (1) has two hydraulic levers (7), fixed mounting has same mounting panel (8) on the output shaft of two hydraulic levers (7), the top fixed mounting of mounting panel (8) has rack (9), set up on rack (9) and put hole (10), slidable mounting has clamping device on rack (9), the top symmetry fixed mounting of bottom plate (1) has two risers (13), movable mounting has driving device on two risers (13) on slidable mounting has same slide (17), the bottom rotation of slide (17) installs connecting axle (19).

2. The tool for assisting motor rotor dynamic balance test according to claim 1, wherein the two brackets (2) are fixedly provided with fixing rods (3), the two fixing rods (3) are fixedly provided with the same mounting box (4), and the driving motor (5) is fixedly arranged in the mounting box (4).

3. The tool for assisting motor rotor dynamic balance test according to claim 1, wherein the clamping device comprises two slide bars (11) and two clamping plates (12), the two slide bars (11) are symmetrically and slidably arranged on the placing frame (9), and the two clamping plates (12) are respectively and fixedly arranged on the two slide bars (11).

4. The tool for assisting motor rotor dynamic balance test according to claim 1, wherein the driving device comprises two connecting rods (14), the two connecting rods (14) are respectively rotatably installed on the two vertical plates (13), and the two connecting rods (14) are respectively movably connected with the two sliding rods (11).

5. The tool for auxiliary motor rotor dynamic balance test according to claim 1, wherein the two vertical plates (13) are provided with sliding grooves (15), limiting rods (16) are fixedly arranged in the two sliding grooves (15), the sliding plate (17) is slidably arranged on the two limiting rods (16), and pressure springs (18) are fixedly arranged in the two sliding grooves (15).