Rotor core verticality detection mechanism

Abstract

The utility model discloses a rotor iron core verticality detection mechanism, which relates to the technical field of rotor iron core detection and comprises a fixed supporting mechanism, a laser verticality detection mechanism is fixedly arranged at the upper end of the fixed supporting mechanism, and a rotor iron core fixing mechanism is fixedly arranged at the lower end of the fixed supporting mechanism. According to the utility model, the problems that the existing rotor iron core verticality detection device is not provided with a fixing mechanism aiming at the rotor iron core, deviation is easy to generate during fixation, and the measurement precision of the distance measuring sensor is low are solved, through the arrangement of the laser verticality detection mechanism, the laser head is vertically aligned with the rotating ring, and the detection precision is improved. The height and perpendicularity of the rotor iron core can be judged through laser beam distance measurement numerical value feedback of a plurality of groups of laser emission points, the rotor iron core fixing mechanism is arranged, the bottom of the rotor iron core can be attracted through a magnetic block, and a rotating ring achieves fixed connection of the adjusting and fixing assembly. The three groups of adjusting and fixing assemblies cooperate with each other to realize positioning and fixing from the periphery of the rotor core.

Description

Technical Field

[0001] The utility model relates to the technical field of rotor core detection, in particular to a rotor core verticality detection mechanism. Background Art

[0002] The rotor core usually needs to be tested for verticality during the manufacturing process. The main purpose of verticality testing is to ensure that the axis of the rotor core is consistent with the axis of the motor when it is installed on the motor, so as to ensure the normal operation of the motor. The rotor core is an important component in the motor, and its quality directly affects the performance and life of the motor. If the verticality of the rotor core does not meet the requirements, it may cause vibration and noise during the operation of the motor, and may even damage the motor, affecting the normal operation of the equipment.

[0003] A motor stator and rotor core height detection device with publication number CN216668661U comprises a base, a display screen is fixedly installed in the middle of the front wall of the base, a limit block is placed on the top of the base, a concave platform is provided in the top of the limit block, and the bottom of the limit block is fixed to the base through a magnet, an inner rod is fixedly installed on the right side of the top of the base, the top of the inner rod passes through the middle of the slider, a spring is sleeved on the lower side of the inner rod close to the slider, an external thread is provided on the top of the inner rod, and a screw block is screwed on the upper side of the inner rod close to the slider through the external thread, and a distance sensor and an indicator light are provided, and the height and verticality of the workpiece can be determined by turning the indicator light on and off and observing the detection value of the display screen. This structure can be used not only for height detection, but also for verticality detection. However, this device does not set a fixing mechanism for the rotor core, so that the rotor core is directly fixed by a magnet, which is prone to deviation during fixing, and the distance sensor cannot measure the rotor core vertically, so the measurement accuracy is low.

[0004] In view of the above problems, a rotor core verticality detection mechanism is proposed. Utility Model Content

[0005] The utility model aims to provide a rotor core verticality detection mechanism, which solves the problem that the existing rotor core verticality detection device in the background technology does not have a fixing mechanism for the rotor core, so that the rotor core is directly fixed by a magnet, which is prone to deviation during fixation, and the distance measuring sensor cannot measure vertically to the rotor core, resulting in low measurement accuracy.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a rotor core verticality detection mechanism, comprising a fixed support mechanism, a laser vertical detection mechanism for verticality detection is fixedly arranged at the upper end of the fixed support mechanism, a rotor core fixing mechanism for positioning and fixing the rotor core is fixedly arranged at the lower end of the fixed support mechanism, the fixed support mechanism comprises a workbench, a magnetic block is fixedly arranged at the upper end of the workbench, a guide frame for lifting and guiding is fixedly arranged on one side of the workbench, the laser vertical detection mechanism comprises a side distance mechanism arranged through the guide frame, a laser head is arranged on one side of the side distance mechanism, a laser shooting point is arranged at the lower end of the laser head, and the laser shooting points are distributed in a circular array, the rotor core fixing mechanism comprises a swivel arranged perpendicularly and collinearly with the center of the laser head, and three groups of adjustable fixing components are arranged on the upper end of the swivel.

[0007] Preferably, the fixed support mechanism comprises a levelness maintaining column fixedly arranged on the upper end of the workbench, and the levelness maintaining column is provided with three groups distributed in a circular array with respect to the magnetic block.

[0008] Preferably, the fixed support mechanism also includes a side support frame fixedly arranged on one side of the workbench.

[0009] Preferably, the laser vertical detection mechanism further comprises a height locking mechanism inserted into the guide frame, an external laser connecting line fixedly arranged on one side of the height locking mechanism, and one side of the side distance mechanism is interconnected with the height locking mechanism.

[0010] Preferably, the height locking mechanism includes a rectangular outer frame that passes through the guide frame, an elastic plate is arranged inside the rectangular outer frame, limiting rods are arranged on the upper and lower sides of the elastic plate, a rotating rod is arranged at one end of the limiting rod, and one end of the rotating rod is arranged as a threaded rod.

[0011] Preferably, the side distance mechanism includes a distance measuring frame fixedly arranged at the lower end of the height locking mechanism, and the laser head is fixedly arranged on one side of the distance measuring frame.

[0012] Preferably, the adjustment and fixing assembly includes an L-shaped block fixedly arranged at the upper end of the swivel, a stop block rotatably arranged on one side of the L-shaped block, a ball joint column inserted into the L-shaped block and movably engaged with the stop block, and an adjustment frame connected to one side of the ball joint column, and the adjustment frame is rotatably arranged in the L-shaped block.

[0013] Preferably, a circular arc opening is provided on one side of the stop block.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a rotor core verticality detection mechanism. Through the setting of the laser verticality detection mechanism, the laser head is vertically aligned with the rotating ring. There are several groups of laser shooting points. Through the laser beam ranging value feedback of the several groups of laser shooting points, the height and verticality of the rotor core can be judged. The laser verticality detection mechanism measures the rotor core from the upper end vertically, and the measurement accuracy is high, which solves the problem that the ranging sensor of the existing rotor core verticality detection device cannot measure the rotor core vertically and has low measurement accuracy.

[0016] 2. The utility model provides a rotor core verticality detection mechanism, which fixes the workbench and the guide frame to each other through the setting of the rotor core fixing mechanism. The magnetic block enables the bottom of the rotor core to be sucked, and the rotating ring realizes the fixed connection of the adjustment fixing assembly. The three groups of adjustment fixing assemblies cooperate with each other to realize positioning and fixing from the periphery of the rotor core, which solves the problem that the existing rotor core verticality detection device does not have a fixing mechanism for the rotor core, so that the rotor core is directly fixed by a magnet, which is prone to deviation during fixing. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the split structure of the laser vertical detection mechanism of the utility model;

[0020] Figure 4 This is a schematic diagram of the structure of the rotor core fixing mechanism of the utility model;

[0021] Figure 5 It is a structural schematic diagram of the laser vertical detection mechanism of the utility model.

[0022] In the figure: 1. fixed support mechanism; 11. workbench; 12. level holding column; 13. magnetic block; 14. side support frame; 15. guide frame; 2. laser vertical detection mechanism; 21. height locking mechanism; 211. rectangular outer frame; 212. elastic plate; 213. limit rod; 214. rotating rod; 2141. threaded rod; 22. external laser connecting line; 23. side distance mechanism; 231. distance measuring frame; 232. laser head; 233. laser shooting point; 3. rotor core fixing mechanism; 31. swivel; 32. adjustment and fixing assembly; 321. L-shaped block; 322. adjustment frame; 323. ball joint column; 324. stop block; 3241. arc opening. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0025] Combination Figure 1 The utility model discloses a rotor core verticality detection mechanism, comprising a fixed support mechanism 1, a laser vertical detection mechanism 2 for verticality detection is fixedly arranged at the upper end of the fixed support mechanism 1, a rotor core fixing mechanism 3 for positioning and fixing the rotor core is fixedly arranged at the lower end of the fixed support mechanism 1, the fixed support mechanism 1 comprises a workbench 11, a magnetic block 13 is fixedly arranged at the upper end of the workbench 11, a guide frame 15 for lifting and guiding is fixedly arranged on one side of the workbench 11, the laser vertical detection mechanism 2 comprises a side distance mechanism 23 arranged through the guide frame 15, a laser head 232 is arranged at one side of the side distance mechanism 23, a laser shooting point 233 is arranged at the lower end of the laser head 232, and the laser shooting points 233 are arranged in a circular array distribution, the rotor core fixing mechanism 3 comprises a rotating ring 31 arranged vertically and collinearly with the center of the laser head 232, and three groups of adjustable fixing components 32 are arranged at the upper end of the rotating ring 31 and can be adjusted

[0026] Specifically, the workbench 11 and the guide frame 15 are fixedly connected to each other, the magnetic block 13 allows the bottom of the rotor core to be sucked, the swivel 31 realizes the fixed connection of the adjustment fixing component 32, and the three groups of adjustment fixing components 32 cooperate with each other to realize positioning and fixing from the periphery of the rotor core. The laser head 232 is vertically aligned with the swivel 31, and there are several groups of laser shooting points 233. The height and verticality of the rotor core can be judged through the laser beam ranging numerical feedback of several groups of laser shooting points 233. The rotor core fixing mechanism 3 is set for the rotor core, so that it is not easy to produce deviation during fixing, and the laser vertical detection mechanism 2 measures the rotor core from the upper end vertically, and the measurement accuracy is relatively high.

[0027] The utility model is further described below in conjunction with embodiments.

[0028] Embodiment 1:

[0029] Combination Figure 2-Figure 5The fixed support mechanism 1 includes a levelness maintaining column 12 fixedly arranged at the upper end of the workbench 11. The levelness maintaining column 12 is provided with three groups of magnetic blocks 13 distributed in a circular array. The fixed support mechanism 1 also includes a side support frame 14 fixedly arranged on one side of the workbench 11. The three groups of levelness maintaining columns 12 support the swivel 31, maintain the horizontal state of the swivel 31, and prevent the fixed angle of the rotor core from being offset. The side support frame 14 supports the guide frame 15.

[0030] The laser vertical detection mechanism 2 also includes a height locking mechanism 21 inserted into the guide frame 15, an external laser connecting line 22 fixedly arranged on one side of the height locking mechanism 21, and one side of the side distance mechanism 23 is interconnected with the height locking mechanism 21. The height locking mechanism 21 realizes the fixed height adjustment of the laser vertical detection mechanism 2 along the guide frame 15. The height locking mechanism 21, the external laser connecting line 22 and the side distance mechanism 23 are interconnected to realize lifting and lowering synchronously.

[0031] The height locking mechanism 21 includes a rectangular outer frame 211 that passes through the guide frame 15, an elastic plate 212 is arranged inside the rectangular outer frame 211, and limit rods 213 are arranged on the upper and lower sides of the elastic plate 212. A rotating rod 214 is arranged at one end of the limit rod 213, and a threaded rod 2141 is arranged at one end of the rotating rod 214. The rectangular outer frame 211 realizes the closed fixation of the elastic plate 212, and the limit rod 213 limits the upper and lower ends of the elastic plate 212. The threaded rod 2141 at one end of the rotating rod 214 rotates in the rectangular outer frame 211 to realize the squeezing control of the elastic plate 212, thereby fixing the height of the height locking mechanism 21.

[0032] The side distance mechanism 23 includes a distance measuring frame 231 fixedly arranged at the lower end of the height locking mechanism 21, and a laser head 232 fixedly arranged on one side of the distance measuring frame 231. The distance measuring frame 231 connects the laser head 232 and the rectangular outer frame 211 to realize synchronous control of the lifting and lowering of the laser head 232.

[0033] Embodiment 2:

[0034] Combination Figure 3 and Figure 4 The adjusting and fixing assembly 32 includes an L-shaped block 321 fixedly set at the upper end of the swivel 31, a stop block 324 rotatably set at one side of the L-shaped block 321, a ball connection column 323 inserted into the L-shaped block 321 and movably engaged with the stop block 324, an adjusting frame 322 connected to one side of the ball connection column 323, and the adjusting frame 322 is rotatably set in the L-shaped block 321. The adjusting frame 322 rotates to adjust the ball connection column 323, driving the stop block 324 movably connected to one side of the ball connection column 323 to change its angle, thereby achieving extrusion and fixation of the rotor core.

[0035] A circular arc opening 3241 is provided on one side of the stop block 324 , and the circular arc setting of the circular arc opening 3241 prevents the rotor core from being squeezed and damaged when being fixed.

[0036] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0037] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rotor core verticality detection mechanism, comprising a fixed support mechanism (1), characterized in that: A laser vertical detection mechanism (2) for verticality detection is fixedly arranged at the upper end of the fixed support mechanism (1), and a rotor core fixing mechanism (3) for positioning and fixing the rotor core is fixedly arranged at the lower end of the fixed support mechanism (1); The fixed support mechanism (1) comprises a workbench (11), a magnetic block (13) is fixedly arranged at the upper end of the workbench (11), a guide frame (15) for lifting and guiding is fixedly arranged on one side of the workbench (11), the laser vertical detection mechanism (2) comprises a side distance mechanism (23) arranged through the guide frame (15), a laser head (232) is arranged on one side of the side distance mechanism (23), a laser shooting point (233) is arranged at the lower end of the laser head (232), and the laser shooting points (233) are arranged in a circular array distribution, and the rotor core fixing mechanism (3) comprises a rotating ring (31) arranged vertically and colinearly with the center of the laser head (232), and three groups of adjustable fixing components (32) are arranged at the upper end of the rotating ring (31) and are adjustable.

2. A rotor core verticality detection mechanism according to claim 1, characterized in that: The fixed support mechanism (1) comprises a levelness maintaining column (12) fixedly arranged on the upper end of the workbench (11), and the levelness maintaining column (12) is provided with three groups of magnetic blocks (13) distributed in a circular array.

3. A rotor core verticality detection mechanism according to claim 1, characterized in that: The fixed support mechanism (1) also includes a side support frame (14) fixedly arranged on one side of the workbench (11).

4. A rotor core verticality detection mechanism according to claim 1, characterized in that: The laser vertical detection mechanism (2) further comprises a height locking mechanism (21) inserted into the guide frame (15), an external laser connection line (22) fixedly arranged on one side of the height locking mechanism (21), and one side of the side distance mechanism (23) is interconnected with the height locking mechanism (21).

5. A rotor core verticality detection mechanism according to claim 4, characterized in that: The height locking mechanism (21) comprises a rectangular outer frame (211) arranged to penetrate the guide frame (15), an elastic plate (212) is arranged inside the rectangular outer frame (211), limiting rods (213) are arranged on the upper and lower sides of the elastic plate (212), a rotating rod (214) is arranged at one end of the limiting rod (213), and one end of the rotating rod (214) is arranged as a threaded rod (2141).

6. A rotor core verticality detection mechanism according to claim 4, characterized in that: The side distance mechanism (23) comprises a distance measuring frame (231) fixedly arranged at the lower end of the height locking mechanism (21), and the laser head (232) is fixedly arranged on one side of the distance measuring frame (231).

7. A rotor core verticality detection mechanism according to claim 1, characterized in that: The adjusting and fixing assembly (32) comprises an L-shaped block (321) fixedly arranged at the upper end of the rotating ring (31), a stop block (324) rotatably arranged at one side of the L-shaped block (321), a ball connection post (323) inserted into the L-shaped block (321) and movably engaged with the stop block (324), and an adjusting frame (322) connected to one side of the ball connection post (323), wherein the adjusting frame (322) is rotatably arranged in the L-shaped block (321).

8. A rotor core verticality detection mechanism according to claim 7, characterized in that: A circular arc opening (3241) is provided on one side of the stop block (324).

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