CN217032874U

CN217032874U - Dynamic balance automatic weight reduction device for motor rotor

Info

Publication number: CN217032874U
Application number: CN202123274036.3U
Authority: CN
Inventors: 崔利光; 曲加明; 冯柏润
Original assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Current assignee: AVIC Shenyang Xinghua Aero Electrical Appliance Co Ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-07-22
Anticipated expiration: 2031-12-23

Abstract

The utility model provides a dynamic balance automatic weight reduction device for a motor rotor, which comprises a drilling mechanism and a clamp mechanism, wherein the drilling mechanism and the clamp mechanism are arranged on an installation panel, and the clamp mechanism comprises a clamp support and a clamping structure. The clamping structure is rotatably arranged on the clamp bracket and used for clamping and fixing the motor rotor. The clamping structure is connected with an angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the angle of the motor rotor clamped on the clamping structure. And a position adjusting mechanism is arranged below the clamp mechanism and used for adjusting the horizontal position of the motor rotor on the clamp mechanism, so that the weight removing position on the motor rotor and the drill bit are positioned on the same axis. The dynamic balance automatic weight reducing device designed by the utility model can accurately position the weight reducing position on the motor rotor through the position adjusting mechanism and the angle adjusting mechanism, thereby ensuring the precision of weight reducing operation.

Description

Dynamic balance automatic weight reduction device for motor rotor

Technical Field

The utility model belongs to the field of machine manufacturing, relates to a motor rotor dynamic balance weight reducing device design technology, and particularly relates to a dynamic balance automatic weight reducing device for a motor rotor.

Background

The motor rotor is a rotating part of the motor, the conversion of electric energy and mechanical energy and the conversion of mechanical energy and electric energy are realized by the high-speed rotation of the rotor in the working process of the motor, and the dynamic balance of the electronic rotor must be kept in the high-speed rotation process.

In the process of machining the motor rotor, a motor rotor dynamic balance weight reducing device is needed to reduce the weight of a position, which needs to be reduced, on the electronic rotor, so that the balance of the weight of each position of the electronic rotor during high-speed rotation is guaranteed. At present, the electronic rotor is subjected to the weight removing operation through manual operation, the error of manual operation is large, the weight reducing angle and the weight reducing quality are very unstable, and the dynamic balance cannot be achieved after repeated weight reducing operation, so that the service life of an engine is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to design a dynamic balance automatic weight reducing device for a motor rotor, which has the advantages of simple mechanism, convenient operation and high automation degree, the position needing weight reduction on the electrode rotor is accurately moved to the position below a drill bit through the weight reducing device, the drill bit is controlled by an electric appliance to carry out weight reducing operation on the position needing weight reduction on the motor rotor, and the dynamic balance automatic weight reducing device can ensure the stability of the dynamic balance of the motor rotor after weight reduction and ensure the service life of an engine.

The technical scheme for realizing the purpose of the utility model is as follows: the utility model provides an automatic device that subtracts of dynamic balance for electric motor rotor, is including setting up the drilling mechanism on the installation panel, still including setting up fixture mechanism on the installation panel, fixture mechanism includes anchor clamps support, clamping structure.

Wherein, the rotatory setting of clamping structure is on the anchor clamps support, and clamping structure is used for the centre gripping and fixed electric motor rotor. The clamping structure is connected with an angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the angle of the motor rotor clamped on the clamping structure, so that the weight removing position on the motor rotor is opposite to the position of a drill bit of the drilling mechanism.

The position adjusting mechanism is used for adjusting the horizontal position of the motor rotor on the clamp mechanism, so that the weight removing position on the motor rotor and the drill bit are located on the same axis.

The dynamic balance automatic weight reducing device designed by the utility model can adjust the weight reducing position on the motor rotor and the drill bit of the drilling mechanism to be positioned on the same axis through the position adjusting mechanism, and then adjust the angle of the weight reducing position on the motor rotor through the angle adjusting mechanism, so that the weight reducing position is opposite to the drill bit, thereby realizing accurate positioning of the weight reducing position and ensuring the precision of weight reducing operation.

In an embodiment of the position adjusting mechanism, the position adjusting mechanism includes an axial moving linear guide, the axial moving linear guide is disposed in a linear guide mounting groove formed on the mounting panel, and an axial moving connecting block is sleeved on the axial moving linear guide.

The upper part of the axial movement connecting block is fixedly connected with the clamp mechanism, the lower part of the axial movement connecting block is connected with a first driving structure, and the first driving structure is used for enabling the axial movement connecting block to slide on the axial movement linear guide rail so as to adjust the horizontal position of the clamp mechanism.

Furthermore, the first driving structure comprises a first motor fixed on the lower surface of the mounting panel, the first motor is connected with a first lead screw assembly through a first coupler, and the first lead screw assembly is sleeved with the axially moving connecting block.

In a modified embodiment of the above-mentioned clamp mechanism, the above-mentioned clamp bracket is disposed on the clamp moving plate, and the clamp moving plate and the angle adjusting mechanism are both disposed on the axial moving connecting plate.

The axial moving connecting plate is provided with a clamp moving linear guide rail, and the clamp moving plate is arranged on the clamp moving linear guide rail.

In an embodiment of the drilling mechanism, the drilling mechanism includes a supporting frame, a second driving structure, and a drill driving structure, the supporting frame is fixed on the mounting panel, the second driving structure is disposed on the supporting frame, and the second driving structure is connected to the drill driving structure, and the second driving structure is configured to adjust a distance between a drill connected to the drill driving structure and the motor rotor.

The drill bit driving structure comprises a power head, the power head is connected with the drill bit through a drill bit and a power head connecting block, and the power head is used for driving the drill bit to perform the weight removing operation on the weight removing position on the motor rotor.

Furthermore, the second driving structure comprises a second motor, the second motor is connected with a second lead screw assembly through a second coupler, and the second lead screw assembly is connected with the drill bit driving structure through a sliding structure.

Compared with the prior art, the utility model has the beneficial effects that: the dynamic balance automatic weight reducing device designed by the utility model can adjust the weight reducing position on the motor rotor and the drill bit of the drilling mechanism to be positioned on the same axis through the position adjusting mechanism, and then adjust the angle of the weight reducing position on the motor rotor through the angle adjusting mechanism, so that the weight reducing position is opposite to the drill bit, thereby realizing accurate positioning of the weight reducing position and ensuring the precision of weight reducing operation.

Drawings

In order to more clearly illustrate the technical solution of the embodiment of the present invention, the drawings used in the description of the embodiment will be briefly introduced below. It should be apparent that the drawings in the following description are only for illustrating the embodiments of the present invention or technical solutions in the prior art more clearly, and that other drawings can be obtained by those skilled in the art without any inventive work.

FIG. 1 is a perspective view of a dynamic balancing automatic weight reduction apparatus in an embodiment;

FIG. 2 is a front view of a dynamic balance automatic weight reduction apparatus in an embodiment;

FIG. 3 is a schematic view of a clamp frame and clamping structure of a clamp mechanism in an exemplary embodiment;

FIG. 4 is a schematic view of a position adjustment mechanism of the clamp mechanism in an embodiment;

FIG. 5 is a schematic view of a drilling mechanism in an embodiment;

wherein, 1, a panel is installed; 2. a drilling mechanism; 21. a drill bit; 22. a support frame; 23. a second drive structure; 23-1. a second motor; 23-2. a second coupling; 23-3. a second lead screw assembly; 23-4. a left sealing plate; 23-5. a lower sealing plate; 23-6. a lead screw mounting plate; 24. a drill bit drive structure; 24-1. a power head; 24-2. a power head connecting block; 3. a clamp mechanism; 31. a clamp bracket; 32. a clamping structure; 32-1. a first clamping structure; 32-2. a second clamping structure; 33. an angle adjusting mechanism; 33-1. an angle adjustment mechanism support; 33-2. a speed reducer; 33-3. a rotating electric machine; 34. moving the clamp plate; 35. axially moving the connecting plate; 36. the fixture moves the linear guide rail; 4. a motor rotor; 5. axially moving the linear guide; 6. a linear guide rail mounting groove; 7. axially moving the connecting block; 8. a first drive structure; 9. a first motor; 10. a first coupling; 11. a first lead screw assembly.

Detailed Description

The utility model will be further described with reference to specific embodiments, and the advantages and features of the utility model will become apparent as the description proceeds. These examples are illustrative only and do not limit the scope of the present invention in any way. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the utility model, and that such changes and modifications may be made without departing from the spirit and scope of the utility model.

In the description of the present embodiments, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit to a number of indicated technical features. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the utility model, "a plurality" means two or more unless otherwise specified.

The present embodiment provides a dynamic balance automatic weight reduction device for an electric motor rotor, as shown in fig. 1 and fig. 2, the dynamic balance automatic weight reduction device includes a drilling mechanism 2 and a fixture mechanism 3, which are arranged on an installation panel 1, the fixture mechanism 3 is used for clamping an electric motor rotor 4 and adjusting a relative position of a weight removal position on the electric motor rotor 4 and the drilling mechanism 2, and the drilling mechanism 2 is used for performing a weight removal operation on the weight removal position on the electric motor rotor 4.

In an example of the present embodiment, as shown in fig. 3 and 4, the above-mentioned clamp mechanism 3 includes a clamp bracket 31, and a clamping structure 32, the clamping structure 32 is rotatably disposed on the clamp bracket 31, and the clamping structure 32 is used for clamping and fixing the motor rotor 4. The clamping structure 32 is connected with an angle adjusting mechanism 33, and the angle adjusting mechanism 33 is used for adjusting the angle of the motor rotor 4 clamped on the clamping structure 32, so that the weight removing position on the motor rotor 4 is opposite to the position of the drill bit 21 of the drilling mechanism 2. A position adjusting mechanism is arranged below the clamp mechanism 3 and used for adjusting the horizontal position of the motor rotor 4 on the clamp mechanism 3, so that the weight removing position on the motor rotor 4 and the drill bit 21 are positioned on the same axis.

Specifically, in an example of the above-mentioned clamping structure 32, as shown in fig. 3 and 4, the clamping structure 32 includes a first clamping structure 32-1 and a second clamping structure 32-2, the first clamping structure 32-1 is rotatably fixed on the fixture support 31, the first clamping structure 32-1 clamps the outer wall of the motor rotor 4, one end of the second clamping structure 32-2 clamps the axial center of the motor rotor 4, and the other end is fixedly or detachably connected to the angle adjusting mechanism 33.

Specifically, in one example of the above-described position adjustment mechanism, as shown in fig. 3 and 4, the angle adjustment mechanism 33 includes an angle adjustment mechanism bracket 33-1, and the angle adjustment mechanism bracket 33-1 is fixed to the mounting panel 1 or an axially moving connecting plate 35 described below. The upper part of the angle adjusting mechanism bracket 33-1 is provided with a speed reducer 33-2, one end of the speed reducer 33-2 is connected with the rotating motor 33-3, and the other end is fixedly or detachably connected with the second clamping structure 32-2 of the clamping structure 32.

Specifically, in an embodiment of the position adjusting mechanism, as shown in fig. 4, the position adjusting mechanism includes an axial moving linear guide 5, the axial moving linear guide 5 is disposed in a linear guide mounting groove 6 formed in the mounting panel 1, and an axial moving connecting block 7 is sleeved on the axial moving linear guide 5. The upper part of the axial movement connecting block 7 is fixedly connected with the clamp mechanism 3, the lower part of the axial movement connecting block 7 is connected with a first driving structure 8, and the first driving structure 8 is used for enabling the axial movement connecting block 7 to slide on the axial movement linear guide rail 5 so as to adjust the horizontal position of the clamp mechanism 3. In this example, the number of the axial movement connecting blocks 7 may be 1, or may be a plurality of, preferably, in order to ensure the stability of the connection between the position adjusting mechanism and the clamping structure 32, the number of the axial movement connecting blocks 7 sleeved on the axial movement linear guide rail 5 is more than 1, and the axial movement linear guide rails 5 more than 1 are uniformly distributed on the axial movement linear guide rail 5, and the axial movement linear guide rails 5 located at the two ends and the two ends of the axial movement linear guide rail 5 have a distance, and the setting of the distance is used for ensuring and satisfying the adjustment of the position adjusting mechanism on the horizontal displacement of the clamping mechanism.

Further, as shown in fig. 4, the first driving structure 8 includes a first motor 9 fixed on the lower surface of the mounting panel 1, the first motor 9 is connected to a first lead screw assembly 11 through a first coupler 10, and the axially moving connecting block 7 is sleeved on the first lead screw assembly 11, in this example, the first motor 9 can be electrically connected to the electrical appliance control structure, and the electrical appliance control structure drives the first motor 9 to operate according to the horizontal position of the motor rotor 4 to be adjusted, so as to adjust the horizontal position of the motor rotor 4 clamped on the clamping structure 32.

In a modified embodiment of the above-mentioned clamp mechanism, in order to facilitate the motor rotor 4 to be removed from the clamping structure 32 and be suitable for clamping different motor rotors 4, as shown in fig. 3, the above-mentioned clamp bracket 31 is disposed on the clamp moving plate 34, and the clamp moving plate 34 and the angle adjusting mechanism 33 are both disposed on the axial moving connecting plate 35. The axial direction moving connecting plate 35 is provided with a jig moving linear guide 36, and the jig moving plate 34 is provided on the jig moving linear guide 36, at which time the jig moving plate 34 is fixed together with the above-described axial direction moving connecting block 7. When the motor rotor 4 is installed, the clamping structure 32 may be moved away from the angle adjusting mechanism 33, and the motor rotor 4 may be adjusted after being installed so that the clamping structure 32 is close to the angle adjusting mechanism 33 and connected to the angle adjusting mechanism 33.

In an embodiment of the drilling mechanism 2, as shown in fig. 5, the drilling mechanism 2 includes a support frame 22, a second driving structure 23, and a drill driving structure 24, the support frame 22 is fixed on the mounting panel 1, the second driving structure 23 is disposed on the support frame 22, the second driving structure 23 is connected to the drill driving structure 24, and the second driving structure 24 is used for adjusting a distance between the drill 21 connected to the drill driving structure and the motor rotor 4.

Specifically, as shown in fig. 5, the drill driving structure 24 includes a power head 24-1, the power head 24-1 is connected to the drill 21 through a drill via a power head connection block 24-2, and the power head 24-1 is used for driving the drill 21 to perform a deduplication operation on the deduplication position on the motor rotor 4.

Specifically, as shown in fig. 5, the second driving mechanism 23 includes a second motor 23-1, the second motor 23-1 is connected to a second lead screw assembly 23-3 through a second coupling 23-2, and the second lead screw assembly 23-3 is connected to the drill driving mechanism 24 through a sliding mechanism. In the present example, as shown in fig. 4, the drill driving structure 24 is disposed in the second coupling 23-2, the second screw assembly 23-3 is disposed in a box body with an upper opening surrounded by the left sealing plate 23-4, the lower sealing plate 23-5, and the screw mounting plate 23-6, and the left sealing plate 23-4 is provided with an opening slot through which the sliding structure moves up and down; one end of the second lead screw assembly 23-3 is connected with the second coupling 23-2, and the other end is rotatably connected to the lower closing plate 23-5.

The automatic weight device that subtracts of dynamic balance that this embodiment designed can be to the position of need removing the heavy on the electric motor rotor 4 of different models and the electric motor rotor 4, in operation, at first on the position control mechanism adjustment electric motor rotor 4 go up the position of removing the heavy and drill bit 54 of drilling mechanism 5 is located the same axis, then the angle of rethread angle adjustment mechanism 33 to the position of removing the heavy on electric motor rotor 4 is adjusted, make the position of removing the heavy relative with drill bit 21, thereby realize the accurate location of the position of removing the heavy, ensure the precision of the operation of removing the heavy. In the present embodiment, the second motor 23-1, the power head 24-1, the first motor 9, and the rotating motor 33-3 are all electrically connected to an electrical appliance control structure, and the electrical appliance control structure calculates and controls the operations of the second motor 23-1, the power head 24-1, the first motor 9, and the rotating motor 33-3 according to the requirements.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides an automatic device that subtracts of dynamic balance for electric motor rotor, is including setting up the drilling mechanism on the installation panel, its characterized in that: the fixture mechanism is arranged on the mounting panel and comprises a fixture bracket and a clamping structure;

the clamping structure is rotatably arranged on the clamp bracket and is used for clamping and fixing the motor rotor; the clamping structure is connected with an angle adjusting mechanism, and the angle adjusting mechanism is used for adjusting the angle of the motor rotor clamped on the clamping structure, so that the weight removing position on the motor rotor is opposite to the position of a drill bit of the drilling mechanism;

and a position adjusting mechanism is further arranged below the clamp mechanism and used for adjusting the horizontal position of the motor rotor on the clamp mechanism, so that the weight removing position on the motor rotor and the drill bit are positioned on the same axis.

2. The dynamic balance automatic weight reduction device according to claim 1, characterized in that: the position adjusting mechanism comprises an axial moving linear guide rail, the axial moving linear guide rail is arranged in a linear guide rail mounting groove formed in the mounting panel, and an axial moving connecting block is sleeved on the axial moving linear guide rail;

3. The dynamic balance automatic weight reduction device according to claim 2, characterized in that: the first driving structure comprises a first motor fixed on the lower surface of the mounting panel, the first motor is connected with a first lead screw assembly through a first coupler, and the axial movement connecting block is sleeved on the first lead screw assembly.

4. The dynamic balance automatic weight reduction device according to claim 1, characterized in that: the clamp bracket is arranged on the clamp moving plate, and the clamp moving plate and the angle adjusting mechanism are both arranged on the axial moving connecting plate;

and the axial movement connecting plate is provided with a fixture movement linear guide rail, and the fixture moving plate is arranged on the fixture movement linear guide rail.

5. The dynamic balance automatic weight reduction device according to claim 1, characterized in that: the drilling mechanism comprises a support frame, a second driving structure and a drill bit driving structure, the support frame is fixed on the mounting panel, the second driving structure is arranged on the support frame and is connected with the drill bit driving structure, and the second driving structure is used for adjusting the distance between a drill bit connected with the drill bit driving structure and a motor rotor;

the drill bit driving structure comprises a power head, the power head is connected with the drill bit through a power head connecting block, and the power head is used for driving the drill bit to carry out the weight removing operation on the weight removing position on the motor rotor.

6. The dynamic balance automatic weight reduction device according to claim 5, wherein: the second driving structure comprises a second motor, the second motor is connected with a second lead screw assembly through a second coupler, and the second lead screw assembly is connected with the drill bit driving structure through a sliding structure.