CN216956282U

CN216956282U - Motor fixing tool and motor voltage withstand testing device

Info

Publication number: CN216956282U
Application number: CN202121175943.XU
Authority: CN
Inventors: 杨顺童; 许勇; 刘鹏; 于华锋; 朱家周; 徐蒙蒙
Original assignee: Gree Electric Appliances Inc of Zhuhai; Gree Wuhu Electric Appliances Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Gree Wuhu Electric Appliances Co Ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-07-12
Anticipated expiration: 2031-05-28

Abstract

The utility model discloses a motor fixing tool and a motor voltage withstand testing device, wherein the motor fixing tool comprises: the pressing device is used for supporting a fixing surface of a current motor to be detected, a plurality of positioning pieces are arranged at different positions below the fixing surface according to the limiting requirements of the motors to be detected of different models, at least two positioning pieces matched with the current motor to be detected are driven to penetrate through the fixing surface to carry out limiting driving components on the current motor to be detected, and the current motor to be detected is pressed on the pressing device on the fixing surface. According to the motor fixing tool and the motor voltage withstand test device provided by the utility model, the positioning piece matched with the type of the current motor to be tested is controlled to extend out of the fixing surface, and the positioning piece not matched with the type of the current motor to be tested is controlled to return into the fixing surface to limit the current motor to be tested, so that the defect that the existing test tool can only detect the motor of a single type is overcome, the voltage withstand test of the motors of various types can be met, the process of frequently replacing the tool is reduced, and the cost for purchasing multiple types of tools is saved.

Description

Motor fixing tool and motor voltage withstand testing device

Technical Field

The utility model relates to the technical field of air conditioner motor detection, in particular to a motor fixing tool and a motor voltage withstand testing device.

Background

The motor is one of the key parts of the air conditioner, and performance test is required before the motor leaves a factory so as to ensure the subsequent normal use of the motor, wherein the performance test comprises the voltage resistance test of the motor. The main purpose of the withstand voltage test is to check the ability of the insulating material or insulating structure to withstand operating voltages or overvoltages, and then to check whether the insulating properties of the product equipment meet safety standards. The basic principle of the withstand voltage test is as follows: a voltage higher than normal operation is applied to the insulator of the device under test for a prescribed period of time, and if the insulation therebetween is sufficiently good, the applied voltage will produce only a small leakage current. If the leakage current of an insulator of a device under test is maintained within a specified range for a specified time, it can be determined that the device under test can safely operate under normal operating conditions.

At present, the air conditioner motor adopts traditional one-to-one frock to carry out withstand voltage test, and a frock can only fix a position to the motor of single model and compress tightly the detection, if need detect the motor of multiple model, then need frequently change the frock of different money, and not only consuming time but also wasting power, detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model provides a motor fixing tool and a motor voltage withstand testing device, and aims to solve the problem that a voltage withstand testing tool in the prior art can only detect a motor of a single type.

The utility model provides a motor fixing tool, which comprises: the pressing device is used for supporting a fixing surface of a current motor to be detected, a plurality of positioning pieces are arranged at different positions below the fixing surface according to the limiting requirements of the motors to be detected of different models, at least two positioning pieces matched with the current motor to be detected are driven to penetrate through the fixing surface to carry out limiting driving components on the current motor to be detected, and the current motor to be detected is pressed on the pressing device on the fixing surface.

Further, the motor fixing tool further comprises a control device for controlling the driving assembly and/or the pressing device.

Preferably, the control device controls the driving assembly according to a positioning instruction of a user, so that the driving assembly drives at least two positioning pieces matched with the current motor to be tested to penetrate through the fixing surface to limit the current motor to be tested.

Preferably, the control device controls the pressing device to press the current motor to be tested according to a pressing instruction of a user.

Preferably, the control device controls the driving assembly to restore the position of the positioning piece penetrating through the fixing surface after the test is finished, and controls the pressing device to release the motor to be tested.

Preferably, the control device comprises buttons and/or a touch screen for a user to input operating instructions.

Preferably, the positioning member is a positioning needle.

Preferably, the driving assembly comprises a plurality of driving members arranged in one-to-one correspondence with the positioning members.

Preferably, the pressing means comprises: the linear guide mechanism is used for pressing the pressing block of the current motor to be tested, so that the pressing block can move back and forth along the direction vertical to the fixed surface, and the driving device drives the pressing block to move.

A withstand voltage testing device for a motor comprises the motor fixing tool.

The utility model has the beneficial effects that: according to the motor fixing tool and the motor voltage withstand test device provided by the utility model, the positioning piece matched with the model of the current motor to be tested is controlled to extend out of the fixing surface, and the positioning piece not matched with the model of the current motor to be tested is controlled to return into the fixing surface to limit the current motor to be tested, so that the defect that the existing test tool can only detect the motor of a single model is overcome, the voltage withstand test of the motors of various models can be met, the process of frequently replacing the tool is reduced, the time for replacing the tool is saved, and the cost for purchasing a plurality of tools is saved.

Drawings

Fig. 1 is a front view of a motor fixing tool according to an embodiment of the present invention;

FIG. 2 is a schematic view of the positioning device and the pressing device according to an embodiment of the present invention;

FIG. 3 is a top view of a motor fixing tool according to an embodiment of the present invention;

FIG. 4 is a diagram of a program table according to an embodiment of the utility model;

fig. 5 is a schematic structural diagram of a control device according to an embodiment of the present invention.

1-a positioning device; 11-upper fixing plate; 12-a positioning element; 121-positioning pin A; 122-positioning pin B; 123-positioning pin C; 124-positioning needle D; 125-locator pin E; 126-positioning pin F; 13-a cylinder; 14-lower fixed plate; 15-connecting column; 2-a pressing device; 21-a compaction block; 22-a guide post; 23-a cylinder; 24-a piston rod; 3-a control device; 31-a touch screen; 32-start button; 33-stop button.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Thus, a feature indicated in this specification will serve to explain one of the features of one embodiment of the utility model, and does not imply that every embodiment of the utility model must have the stated feature. Further, it should be noted that this specification describes many features. Although some features may be combined to show a possible system design, these features may also be used in other combinations not explicitly described. Thus, the combinations illustrated are not intended to be limiting unless otherwise specified.

The principles and construction of the present invention will now be described in detail with reference to the drawings and examples.

As shown in fig. 1, the present invention provides a motor fixing tool, including: a positioning device 1, a pressing device 2 and a control device 3. The support frame of the positioning device 1 is arranged on the workbench and comprises four supporting legs. The pressing device 2 is connected above the positioning device 1. The control device 3 is horizontally placed on the workbench, and the control device 3 is electrically connected with the positioning device 1 and the pressing device 2. The utility model also provides a device for testing the withstand voltage of the motor, which comprises: and (5) fixing the motor.

As shown in fig. 2, the positioning device 1 is used for limiting the current motor to be measured. The positioning device 1 includes an upper fixing plate 11, and the upper fixing plate 11 is used for supporting the current motor to be measured. The motor to be measured is provided with at least two positioning holes, and the position characteristics of at least one positioning hole of the motors to be measured with different models are different. The positioning device 1 further comprises a positioning piece 12, and the positioning piece 12 can be matched with a positioning hole of the motor to be measured. The positioning member 12 is preferably a positioning needle. As shown in fig. 3 and 4, a positioning pin a121, a positioning pin B122, a positioning pin C123, a positioning pin D124, a positioning pin E125 and a positioning pin F126 are arranged below the upper fixing plate 11, so as to meet the limit requirements of motors to be tested of different models, wherein the positioning pin a121, the positioning pin B122 and the positioning pin F126 represent the positioning characteristics of the motors of model 4008; the positioning pin a121 and the positioning pin F126 represent positioning features of a motor model 2136, and so on. The positioning device 1 further comprises a driving assembly, wherein the driving assembly comprises a plurality of driving members which are arranged in one-to-one correspondence with the positioning members 12, and the driving members preferably adopt air cylinders 13. And the driving assembly is used for driving at least two positioning pieces 12 matched with the current motor to be detected to move, so that the positioning pieces penetrate through the upper fixing plate 11 to limit the current motor to be detected. The positioning device 1 further comprises a lower fixing plate 14 and a connecting column 15. Wherein, the cylinder 13 is fixed on the lower fixing plate 14, and the upper fixing plate 11 and the lower fixing plate 14 are fixedly connected with each other through the connecting column 15.

The pressing device 2 is used for pressing the current motor to be tested on the upper fixing plate 11. The pressing device 2 comprises a pressing block 21, and the pressing block 21 is used for pressing the current motor to be tested. At least two positioning pieces 12 matched with the positioning holes of the motor to be measured are respectively arranged on two sides of the compression block 21 facing the position orthographic projection of the upper fixing plate 11, so that the current motor to be measured can obtain an effective compression effect after being limited by the positioning pieces 12. The pressing device 2 further comprises a linear guide mechanism, the linear guide mechanism is arranged in a direction perpendicular to the upper fixing plate 11, the pressing block 21 can move back and forth in the direction of the linear guide mechanism, and the linear guide mechanism preferably adopts a guide column 22. The linear guide mechanism can also adopt a linear guide rail. The holding-down device 2 further comprises a drive for driving the holding-down blocks 21 in the direction of the linear guide mechanism. The drive device includes: the cylinder 23 and the piston rod 24, the cylinder 23 is connected with the compact block 21 through the piston rod 24.

As shown in fig. 5, the control device 3 is used to control the drive assembly and the compacting device 2. The control device 3 includes: the touch screen 31, the start button 32 and the stop button 33 are used for inputting operation instructions by a user. Wherein, the touch screen 31 is used for realizing the interaction of the user to the positioning device 1, and the start button 32 and the stop button 33 are used for realizing the interaction to the pressing device 2. A user can input a positioning instruction through the touch screen 31, so that the control device 3 controls the driving assembly, and drives at least two positioning pieces 12 matched with the current motor to be detected to penetrate through the upper fixing plate 11, so as to limit the current motor to be detected. Preferably, a user inputs the limiting requirements of the motors to be tested of various models through the touch screen 31 according to the format of the program table in fig. 4, then determines the model of the motor to be tested, and finally inputs a positioning instruction, so that the control device 3 correspondingly matches the limiting requirements of the motor to be tested, and controls the corresponding positioning element 12 to penetrate through the upper fixing plate 11 to limit the motor to be tested. As another embodiment, a user directly determines at least two positioning elements 12 required for limiting the current motor to be measured through the touch screen 31, and inputs a positioning instruction, so that the control device 3 controls the corresponding air cylinder 13 to drive the positioning element 12 connected thereto to pass through the upper fixing plate 11. After the current motor to be measured is limited with the positioning part 12, the user presses the start button 32 to transmit the pressing instruction to the pressing device 2, and the pressing device 2 presses the current motor to be measured. After the current motor to be tested is pressed and fixed on the upper fixing plate 11, the voltage withstanding test of the current motor to be tested can be performed through the voltage withstanding tester. After the withstand voltage test is finished, the user presses the stop button 33, the control device 3 controls the pressing device 2 to release the current motor to be tested, and inputs a related operation instruction through the touch screen 31, and controls the driving assembly to perform position restoration by passing through the positioning piece 12 of the upper fixing plate 11.

The complete operation process of the utility model is as follows: before testing, the model of the motor to be tested and the corresponding positioning characteristics are input according to the format of the program table in fig. 4 through the touch screen 31. When a motor of any model in the program list needs to be tested, only the corresponding model needs to be selected from the touch screen 31 and determined, and the current page can display the model of the motor. After the model of the current motor to be tested is determined, the driving assembly starts to work, the corresponding positioning piece 12 is ejected out of the surface of the upper fixing plate 11 by 6mm according to the positioning characteristics of the current motor to be tested, and meanwhile, the rest positioning pieces 12 are ensured to be positioned in the upper fixing plate 11, so that the motor to be tested and the current motor to be tested are prevented from interfering with each other. After the work is finished, the positioning hole of the current motor to be measured is sleeved into the positioning part 12 penetrating through the upper fixing plate 11 through manual visual operation, the starting button 32 is pressed down, the air cylinder 23 pushes the pressing block 21 to move close to the current motor to be measured along the guide column 22 through the piston rod 24, and the current motor to be measured is pressed and fixed by the pressing block 21. And starting to carry out voltage withstanding test on the current motor to be tested. When the pressure resistance test is finished, the stop button 33 is pressed, and the air cylinder 23 drives the pressing block 21 to move along the guide column 22 away from the current motor to be tested, so that the pressing block 21 releases the current motor to be tested. The operation is repeated, and the motors of any type in the program table can be tested.

According to the motor fixing tool and the motor voltage withstand test device, the control device 3 is electrically connected with the positioning device 1 and the pressing device 2, so that intelligent operations such as automatic positioning and automatic pressing of a current motor to be tested are realized, specifically, at least two positioning pieces 12 corresponding to positioning holes of the current motor to be tested are controlled to penetrate through the upper fixing plate 11, so that automatic positioning of the current motor to be tested is realized, automatic pressing of the current motor to be tested is realized by controlling the running state of the pressing device 2, the defect that the existing test tool can only detect a single-model motor is overcome, voltage withstand tests of motors of various models can be met, the process of frequently replacing the tool and the time required by replacing the tool are reduced, and the cost for purchasing multiple tools is saved.

The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the utility model, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model.

Claims

1. The utility model provides a frock is fixed to motor which characterized in that includes: the fixing device comprises a fixing surface, a plurality of positioning pieces and at least two positioning pieces, wherein the fixing surface is used for supporting a current motor to be tested, the positioning pieces are arranged at different positions below the fixing surface according to the limiting requirements of the motors to be tested of different models, the positioning pieces are driven to pass through at least two positioning pieces matched with the current motor to be tested, the fixing surface is used for limiting the driving assembly of the current motor to be tested, and the current motor to be tested is pressed tightly against a pressing device on the fixing surface.

2. The motor fixing tool according to claim 1, further comprising a control device for controlling the driving assembly and/or the pressing device.

3. The motor fixing tool according to claim 2, wherein the control device controls the driving assembly according to a positioning instruction of a user, so that the driving assembly drives at least two positioning elements matched with the current motor to be tested to penetrate through the fixing surface to limit the current motor to be tested.

4. The motor fixing tool according to claim 3, wherein the control device controls the pressing device to press the motor to be tested according to a pressing instruction of a user.

5. The motor fixing tool according to claim 4, wherein the control device controls the driving assembly to restore the position of the positioning element penetrating through the fixing surface after the test is finished, and controls the pressing device to release the current motor to be tested.

6. The motor fixing tool according to claim 2, wherein the control device comprises a button and/or a touch screen for inputting an operation instruction by a user.

7. The motor fixing tool according to claim 1, wherein the positioning piece is a positioning pin.

8. The motor fixing tool according to claim 1, wherein the driving assembly comprises a plurality of driving pieces which are arranged in one-to-one correspondence with the positioning pieces.

9. The motor fixing tool according to claim 1, wherein the pressing device comprises: the linear guide mechanism is used for driving the pressing block to move back and forth along the direction vertical to the fixed surface.

10. A motor withstand voltage testing device, characterized by comprising the motor fixing tool according to any one of claims 1 to 9.