CN220649773U - Motor noise test equipment - Google Patents

Abstract

The utility model relates to motor noise testing equipment, which comprises a sound receiving device and a testing device, wherein the sound receiving device comprises a sound receiving chamber and a sound sensor, and the sound sensor is arranged in the sound receiving chamber; the testing device is arranged in the radio reception chamber and comprises a bearing assembly and a clamping assembly, the bearing assembly comprises a buffer piece, the buffer piece is used for supporting the motor, the clamping assembly is arranged on one side of the bearing assembly and used for clamping and pushing the plug to be close to the bearing assembly, and the plug is inserted into the motor. The motor noise testing equipment can improve the accuracy of motor noise detection results so as to ensure the production quality of the motor.

Description

Motor noise test equipment

Technical Field

The utility model relates to the technical field of motor production equipment, in particular to motor noise testing equipment.

Background

In the production process of the motor, the motor needs to be electrified so as to detect the vibration condition of the motor. During detection, the plug is required to be inserted into the motor, so that the conductive terminal in the plug is electrically connected with the motor, and the motor can be electrified through the conductive terminal. In addition, abnormal sound can be generated when the motor vibrates, and when the abnormal sound is too large, the motor is indicated to be unsuitable, and the motor needs to be reworked.

In the prior art, detection of motor vibration conditions is mostly completed manually, and whether abnormal sound of a motor is too large or not is distinguished through manual hearing during detection. This approach is subjective and less accurate.

Disclosure of Invention

One object of the present utility model is to: the motor noise test equipment is provided to in solving among the prior art adopt artifical hearing to judge whether the motor abnormal sound is qualified mode, detect the poor problem of accuracy.

To achieve the purpose, the utility model adopts the following technical scheme: a motor noise testing apparatus comprising: the sound receiving device comprises a sound receiving chamber and a sound sensor, and the sound sensor is arranged in the sound receiving chamber; the testing device is arranged in the radio reception chamber and comprises a bearing component and a clamping component, the bearing component comprises a buffer piece, the buffer piece is used for supporting a motor, the clamping component is arranged on one side of the bearing component, and the clamping component is used for clamping and pushing a plug to be close to the bearing component so that the plug can be inserted into the motor.

As an optional technical scheme, a positioning groove is formed in the top of the buffer piece, and the positioning groove is used for accommodating the motor; the buffer piece is a sponge.

As an optional technical scheme, the bearing assembly further comprises a first power piece and a first clamping jaw, wherein the first clamping jaw is installed at the output end of the first power piece, and the first power piece is used for driving the first clamping jaw to clamp the motor.

As an optional technical scheme, dodge the groove has been seted up along vertical direction to the bolster, dodge the groove from top to bottom and run through the bolster, first power piece set up in the below of bolster, first clamping jaw passes dodge the groove.

As an optional technical scheme, the first clamping jaw is arranged in two groups, wherein one group of the first clamping jaw is arranged at one end of the buffer piece, which is close to the clamping assembly, and the other group of the first clamping jaw is arranged at one end of the buffer piece, which is far away from the clamping assembly.

As an optional technical scheme, every group first clamping jaw includes two splint, two of same group splint follow respectively the both sides of motor press from both sides tightly the motor, be located two of motor same side splint pass through the slider and connect, the bottom of slider is provided with the slide rail, slider slidable mounting in on the slide rail.

As an optional technical scheme, motor noise test equipment still includes first bottom plate, bear the subassembly with clamping assembly all install in first bottom plate, bear the subassembly still includes second bottom plate and adjusting screw, first power spare slide rail and the bolster all set up in on the second bottom plate, adjusting screw passes the second bottom plate and butt first bottom plate, adjusting screw is used for adjusting the horizontal height of second bottom plate.

As an optional technical scheme, the first bottom plate is provided with a limit column, the second bottom plate is provided with a limit hole, and the limit hole penetrates through the second bottom plate from top to bottom; the limiting column penetrates through the limiting hole, and the position of the second bottom plate relative to the first bottom plate in the horizontal direction is limited through the cooperation of the limiting column and the limiting hole; the motor noise testing device further comprises a locking bolt, wherein the locking bolt is used for locking the limiting column and the second bottom plate together.

As an optional technical scheme, bear the subassembly still including bearing seat and shockproof rubber pad, shockproof rubber pad install in the second bottom plate, bear the seat install in shockproof rubber pad, the bolster install in bear the inside of seat.

As an optional technical scheme, bear the weight of the subassembly and still include second power spare and push away the head, the second power spare set up in the bolster keep away from the one side of clamping assembly, push away the head install in the output of second power spare, the second power spare is used for the drive push away the head top tightly one side that the motor deviates from clamping assembly.

As an optional technical scheme, the clamping assembly comprises a third power piece, a fourth power piece and a second clamping jaw, wherein the fourth power piece and the second clamping jaw are both arranged at the output end of the third power piece, the third power piece is used for driving the fourth power piece and the second clamping jaw to be close to the bearing assembly, the second clamping jaw is arranged at the output end of the fourth power piece, and the fourth power piece is used for driving the second clamping jaw to clamp the plug.

The utility model has the beneficial effects that:

the motor noise testing equipment provided by the utility model can reduce human intervention factors, and improve the accuracy of motor noise detection results so as to ensure the production quality of products. In addition, during detection, the motor is placed on the buffer member, the buffer member flexibly supports the motor, vibration generated during operation of the motor is not basically interfered by limitation of the buffer member, and noise data acquired by the sound sensor is high in accuracy. In addition, because testing arrangement, sound sensor and motor all are located the inside of radio reception room, can reduce the external interference to radio reception room, and then can further improve the accuracy of detection.

Drawings

The utility model is described in further detail below with reference to the drawings and examples;

FIG. 1 is a schematic diagram of a first view of a testing device according to an embodiment;

FIG. 2 is a top view of a test apparatus according to an embodiment;

FIG. 3 is a front view of section A-A of FIG. 2;

fig. 4 is a front view of section B-B of fig. 2.

In the figure:

100. a motor;

1. a carrier assembly; 11. a first power member; 12. a first jaw; 121. a clamping plate; 13. a buffer member; 131. a positioning groove; 132. an avoidance groove; 14. a slide block; 15. a slide rail; 16. a second base plate; 161. a limiting hole; 17. adjusting a screw; 18. a bearing seat; 19. a shockproof rubber pad; 110. a second power member; 111. pushing heads;

2. a clamping assembly; 21. a third power member; 22. a fourth power member; 23. a second jaw;

3. a first base plate;

4. and a limit column.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to fall within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are based on the orientation or positional relationship shown in the drawings, and are merely for convenience of description and to simplify the operation, rather than to indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1 to 4, the present embodiment provides a motor noise testing apparatus, which includes a sound receiving device and a testing device, the sound receiving device includes a sound receiving chamber and a sound sensor, the sound sensor is disposed inside the sound receiving chamber; the testing device is arranged in the radio reception chamber, the testing device comprises a bearing assembly 1 and a clamping assembly 2, the bearing assembly 1 comprises a buffer piece 13, the buffer piece 13 is used for supporting the motor 100, the clamping assembly 2 is arranged on one side of the bearing assembly 1, and the clamping assembly 2 is used for clamping and pushing the plug to be close to the bearing assembly 1 so that the plug can be inserted into the motor 100. It will be appreciated that the gripping assembly 2 pushes the plug into movement, which is inserted into a corresponding socket of the motor 100 placed on the carrier assembly 1, so that the motor 100 can be subsequently powered by the plug.

Specifically, the motor noise testing device provided by the embodiment can reduce human intervention factors, improve the accuracy of the motor 100 noise detection result, and ensure the production quality of products; the motor 100 is placed on the buffer piece 13, the buffer piece 13 flexibly supports the motor 100, vibration generated during operation of the motor 100 is not basically interfered by the limitation of the buffer piece 13, and the accuracy of noise data acquired by the sound sensor is high; when the motor noise test equipment is used, the motor 100 is placed in the buffer piece 13 firstly, the clamping assembly 2 inserts the plug into the motor 100, the motor 100 is started after the plug is electrified, and vibration and noise are generated when the motor 100 is started.

The sound receiving chamber can be a closed box body, the sound sensor is arranged in the box body, in addition, the sound receiving chamber and the sound sensor are all existing products, and the specific structure is not displayed any more.

The motor noise test equipment also comprises a corresponding controller, the controller is connected with the test device and used for controlling corresponding parts of the test device to work, and the controller can be a PLC or a singlechip and the like. In addition, the sound sensor can also be connected with a corresponding detector, and the detector can judge whether abnormal sound of the motor is overlarge according to the detection result of the sound sensor. The detector may be located outside the radio box, which may also be an existing product.

During testing, the sound receiving chamber can be opened first, then the motor 100 is placed on the buffer piece 13 in the sound receiving chamber manually, then the sound receiving chamber is closed, and then the motor is electrified for testing. In a practical scenario, both the carrier assembly 1 and the clamping assembly 2 are arranged at intervals along the left-right direction. The clamping assembly 2 can drive the plug to move along the left-right direction so as to approach or separate from the bearing assembly 1. In the view angle shown in fig. 2, when the clamping assembly 2 drives the plug to move rightward, the plug can approach the bearing assembly 1, and then the plug can be inserted into the motor placed on the buffer member 13; when the clamping assembly 2 drives the plug to move leftwards, the plug can be far away from the bearing assembly 1, and then the plug can be pulled out of the motor 100.

In one embodiment, the cushioning member 13 is a sponge.

As shown in fig. 1 and 3, in one embodiment, after the motor 100 is placed on the buffer 13, it is generally located above the buffer 13. Optionally, the top of the buffer member 13 (i.e. on the upper surface of the buffer member 13) is provided with a positioning groove 131, the positioning groove 131 is used for accommodating the motor 100, and when in testing, the motor is placed in the positioning groove 131, and the motor 100 can be limited by the positioning groove 131, so as to avoid the motor 100 from sliding on the buffer member 13. In addition, the positioning groove 131 can be used as a mark, so that an operator can more easily place the motor 100 at the proper position of the buffer 13.

In an embodiment, the positioning groove 131 may limit the axial direction and the radial direction of the motor 100. In an alternative embodiment, the length dimension of the positioning groove 131 may be matched with the axial dimension of the motor 100 (for example, both may be equal), the width dimension of the positioning groove 131 may be matched with the radial dimension of the motor 100 (for example, both may be equal), wherein the length dimension of the positioning groove 131 may be the dimension of the positioning groove 131 in the left-right direction, and the width dimension of the positioning groove 131 may be the dimension of the positioning groove 131 in the front-rear direction. Of course, in some alternative embodiments, the positioning groove may also be an arc groove, where the diameter of the arc groove matches (for example, the diameter of the arc groove and the diameter of the motor may be equal to each other), and in this case, the maximum width of the positioning groove 131 may be even smaller than the diameter of the motor, so as to limit the radial direction of the motor.

In one scenario, when the motor 100 is placed in the positioning groove 131, the axial direction of the motor 100 is parallel to the left-right direction.

As shown in fig. 1, in an embodiment, the carrying assembly 1 further includes a first power member 11 and a first clamping jaw 12, where the first clamping jaw 12 is mounted on an output end of the first power member 11, and the first power member 11 is used to drive the first clamping jaw 12 to act, so that the first clamping jaw 12 can clamp or unclamp the motor 100 placed on the buffer member 13.

Specifically, when the plug is inserted into the motor 100 by the clamping assembly 2, the motor 100 is subjected to an axial force, in order to prevent the motor 100 from moving or separating from the buffer member 13, the first power member 11 may be utilized to drive the first clamping jaw 12 to act so as to clamp the motor 100, and after the plug is inserted into the motor 100, the first power member 11 drives the first clamping jaw 12 to act so as to loosen the motor 100, so as to ensure that a subsequent noise test of the motor 100 can be successfully implemented.

As shown in fig. 2, the first clamping jaw 12 may clamp the motor in a radial direction of the motor, and in particular, the first clamping jaw 12 includes two clamping plates 121, and the two clamping plates 121 clamp the motor 100 from both sides in the radial direction of the motor 100, respectively. Initially, the two clamping plates 121 may be located at both sides of the positioning groove 131 in the width direction, respectively, and the first power member 11 may drive the two clamping plates 121 to clamp the motor 100 after the motor 100 is placed in the positioning groove 131.

In an embodiment, the first power member 11 may include two cylinders, wherein one cylinder is connected to one clamping plate 121, and the cylinders can drive the clamping plate 121 connected thereto to move in the front-rear direction. Two cylinders are defined as a first cylinder and a second cylinder, respectively, and two clamping plates 121 are a first clamping plate and a second clamping plate, respectively, the first clamping plate is connected with the first cylinder, and the second clamping plate is connected with the second cylinder. When the motor needs to be clamped, the first air cylinder drives the first clamping plate to move towards the second clamping plate, and the second air cylinder drives the second clamping plate to move towards the first clamping plate so as to enable the two clamping plates to be close to each other; when the motor needs to be clamped, the first air cylinder drives the first clamping plate to move away from the second clamping plate, and the second air cylinder drives the second clamping plate to move away from the first clamping plate, so that the two clamping plates are far away from each other.

As shown in fig. 4, in an embodiment, the first power member 11 is disposed below the buffer member 13, the buffer member 13 is provided with a avoidance groove 132 along a vertical direction, the avoidance groove 132 penetrates through the buffer member 13 from top to bottom, and the first clamping jaw 12 penetrates through the avoidance groove 132. The first power member 11 is arranged at the bottom of the buffer member 13, so that the motor 100 can be conveniently picked up and loaded on the buffer member 13. In addition, the escape groove 132 and the positioning groove 131 may be in communication.

As shown in fig. 1, the first clamping jaws 12 are arranged in two groups, wherein one group of first clamping jaws 12 is arranged at one end of the buffer member 13 close to the clamping assembly 2, and the other group of first clamping jaws 12 is arranged at one end of the buffer member 13 far away from the clamping assembly 2, so that the clamping force on the motor 100 is improved, and the motor 100 is prevented from generating deflection in the positioning groove 131.

As shown in fig. 3, two clamping plates 121 of the same group of first clamping jaws 12 respectively clamp the motor 100 from two radial sides of the motor 100, the two clamping plates 121 located at the same radial side of the motor 100 are connected through a sliding block 14, a sliding rail 15 is arranged at the bottom of the sliding block 14, and the sliding block 14 is slidably mounted on the sliding rail 15. The sliding rail 15 and the first power member 11 are fixedly mounted on the second bottom plate 16, the sliding rail 15 can guide the movement of the clamping plate 121, and synchronism and stability can be guaranteed when the motor 100 is clamped.

When the slide block 14 moves along the slide rail 15, the slide block 14 can drive the two clamping plates to synchronously move along the slide rail 15.

Two clamping plates located on the same side in the radial direction of the motor 100 are defined as one clamping plate group, the clamping plate group connected with the first air cylinder is defined as a first clamping plate group, the clamping plate group connected with the second air cylinder is defined as a second clamping plate group, the first air cylinder can drive the two clamping plates in the first clamping plate group to synchronously move, and the second air cylinder can drive the two clamping plates in the second clamping plate group to synchronously move.

In addition, one slide rail 15 may be provided, and the length direction of the slide rail is parallel to the front-rear direction. The slide block 14 is provided with two slide blocks (a first slide block and a second slide block respectively), the two slide blocks are matched with the slide rail 15, two clamping plates of the first clamping plate group are connected with the first slide block, and two clamping plates of the second clamping plate group are connected with the second slide block.

As shown in fig. 1, the motor noise testing apparatus further includes a first base plate 3, and the carrier assembly 1 and the clamping assembly 2 are both mounted on the first base plate 3. The bearing assembly 1 further comprises a second bottom plate 16 and an adjusting screw 17, the first power piece 11, the sliding rail 15 and the buffer piece 13 are arranged on the second bottom plate 16, the adjusting screw 17 penetrates through the second bottom plate 16 and abuts against the first bottom plate 3, and the adjusting screw 17 is used for adjusting the horizontal height of the second bottom plate 16. When the specification of the motor 100 is changed, the horizontal height of the second bottom plate 16 can be changed by manually operating the adjusting screw 17, so that the adjustment of the basic height is completed, and the plug can be aligned with the motor 100.

Specifically, the second bottom plate 16 is disposed above the first bottom plate 3, the adjusting screw 17 is disposed between the second bottom plate 16 and the first bottom plate 3, an adjusting threaded hole is disposed on the lower surface of the second bottom plate 16, the upper end of the adjusting screw 17 is matched with the adjusting threaded hole, and the lower end of the adjusting screw 17 is in interference with the first bottom plate 3. By adjusting the depth of the screw hole into which the adjusting screw 17 is screwed, the distance between the second bottom plate 16 and the first bottom plate 3 can be adjusted.

In addition, the first bottom plate 3 is provided with a limiting column 4, the second bottom plate 16 is provided with a limiting hole 161, the limiting hole 161 penetrates through the second bottom plate 16 from top to bottom, the limiting column 4 penetrates through the limiting hole 161, and the position of the second bottom plate 16 relative to the first bottom plate 3 in the horizontal direction is limited by the cooperation of the limiting column 4 and the limiting hole 161. The up-and-down movement of the second bottom plate 16 can be guided by the cooperation of the stopper post 4 and the stopper hole 161.

In addition, a plurality of limiting posts 4 and limiting holes 161 may be provided, wherein one limiting post 4 is matched with one limiting hole 161, in the embodiment shown in fig. 1 and 2, four limiting posts 4 and limiting holes 161 are provided, and four limiting holes 161 are respectively provided at four corners of the second bottom plate 16 (the second bottom plate 16 is a rectangular plate). The limiting post 4 may be fixed to the first base plate 3 by a bolt, and of course, the limiting post 4 may be connected to the first base plate 3 by welding or the like.

In one embodiment, the motor noise testing apparatus further includes a locking bolt that locks the second base plate 16 and the limit post 4 together. After the height of the second bottom plate 16 is adjusted, the second bottom plate 16 and the limit post 4 can be locked together by using a locking bolt; when the height of the second bottom plate 16 needs to be adjusted, the second bottom plate 16 and the limiting post 4 can be separated from the locking state by adjusting the locking bolt, so that the bottom plate 16 can move up and down relative to the limiting post 4.

In an implementation manner, the side surface of the second bottom plate 16 is provided with a locking threaded hole, the locking threaded hole extends to be communicated with the limiting hole 161, and the locking bolt is matched with the locking threaded hole and can abut against the limiting column 4 penetrating through the limiting hole 161, so that the limiting column 4 and the second bottom plate are locked together. Wherein, locking screw hole can be equipped with a plurality ofly, and a locking screw hole corresponds the intercommunication with a spacing hole 161, and a locking bolt cooperates in order to contradict on a spacing post 4 with a locking screw hole.

In another implementation manner, a shrinkage groove is formed in the side wall of the limit hole 161, the shrinkage groove penetrates through the second bottom plate from top to bottom, and penetrates through the outer surface of the second bottom plate, two parts in the width direction of the shrinkage groove can be driven to move towards the shrinkage groove through the locking bolt, so that the aperture of the limit hole 161 can be reduced, and further the hole wall of the limit hole 161 can clamp the limit column 4, so that the limit column 4 and the second bottom plate 16 can be locked. For example, assume that the portions of the second bottom plate 16 located at both sides of the shrink groove in the width direction are a first portion and a second portion, wherein a locking threaded hole is formed in the first portion, a locking connecting hole is formed in the second portion, a locking bolt penetrates through the second portion from the locking connecting hole and then is matched with the locking threaded hole, the bolt head of the locking bolt abuts against one side, away from the first portion, of the second portion, and the first portion and the second portion can be made to be close to or far away from each other by adjusting the locking bolt, so that clamping or loosening of the limiting column 4 is achieved.

As shown in fig. 1, in an embodiment, the bearing assembly 1 further includes a bearing seat 18 and a vibration-proof rubber pad 19, the vibration-proof rubber pad 19 is mounted on the second bottom plate 16, the bearing seat 18 is mounted on the vibration-proof rubber pad 19, and the buffer member 13 is mounted inside the bearing seat 18. The bearing seat 18 is supported by the shockproof rubber pad 19, so that the bearing seat 18 is prevented from being disturbed by external vibration, and the installation stability of the buffer piece 13 in the bearing seat 18 is ensured.

In addition, the bearing seat 18 is provided with a corresponding avoidance space, and the first clamping jaw 12 can pass through the bearing seat 18 from the avoidance space.

In one embodiment, the upper surface of the bearing seat 18 is provided with a receiving hole, a part of the buffer member 13 is filled in the receiving hole, and the other part of the buffer member 13 is located outside the receiving hole. At this time, the buffer 13 can be limited by the side wall of the receiving hole. In addition, the receiving hole may be a blind hole.

As shown in fig. 1, the bearing assembly 1 further includes a second power member 110 and a push head 111, the second power member 110 is disposed on a side of the buffer member 13 away from the clamping assembly 2, the push head 111 is mounted at an output end of the second power member 110, and the second power member 110 is used for driving the push head 111 to push against a side of the motor 100 away from the clamping assembly 2.

When the clamping assembly 2 inserts the plug into the motor 100 along the axial direction, the motor 100 receives a larger axial force, and the second power piece 110 is adopted to drive the push head 111 to push the motor 100, so that the motor 100 can be tested in the positioning groove 131.

In this embodiment, the second power member 110 is a cylinder. The second power member 110 is used for driving the push head 111 to move in the left-right direction.

As shown in fig. 1, the clamping assembly 2 includes a third power member 21, a fourth power member 22 and a second clamping jaw 23, the fourth power member 22 and the second clamping jaw 23 are both mounted at an output end of the third power member 21, the third power member 21 is used for driving the fourth power member 22 and the second clamping jaw 23 to be close to the bearing assembly 1, the second clamping jaw 23 is mounted at an output end of the fourth power member 22, and the fourth power member 22 is used for driving the second clamping jaw 23 to clamp the plug.

Specifically, the plugs with different specifications are matched with the motors 100 with different specifications, so that the plugs are clamped by the second clamping jaws 23, the plugs are convenient to replace, the fourth power piece 22 drives the second clamping jaws 23 to be matched with the plugs, then the motors 100 are started, and noise testing of the motors 100 is prevented from being influenced.

In this embodiment, the third power member 21 may be a linear cylinder, and the fourth power member 22 may be a jaw cylinder.

Furthermore, in an embodiment, the clamping assembly 2 further comprises a corresponding support frame, which is arranged on the second base plate 3, on which the first power member 21 is mounted.

It should be appreciated that the above-described related arrangements may also be replaced in other ways, such as:

in other embodiments, the first power member 11 may also be a clamping jaw cylinder, that is, the clamping jaw cylinder may be used to drive two clamping plates to work, so as to clamp and unclamp the motor 100.

In other embodiments, the adjusting screw hole may penetrate through the second bottom plate 16 from top to bottom, at this time, the adjusting bolt 17 is matched with the adjusting screw hole, and the adjusting bolt 17 may also collide with the first bottom plate 3 after penetrating through the adjusting screw hole from top to bottom.

In other embodiments, the first power member 11 and the first clamping jaw 12 may be disposed above the buffer member 13, so that the buffer member 13 and the carrying seat 18 do not need to be provided with corresponding avoidance structures.

Furthermore, the foregoing description of the preferred embodiments and the principles of the utility model is provided herein. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.

Claims (10)

1. A motor noise testing apparatus, comprising:

the sound receiving device comprises a sound receiving chamber and a sound sensor, and the sound sensor is arranged in the sound receiving chamber;

the test device is arranged in the radio reception chamber, the test device comprises a bearing component (1) and a clamping component (2), the bearing component (1) comprises a buffer piece (13), the buffer piece (13) is used for supporting a motor (100), the clamping component (2) is arranged on one side of the bearing component (1), and the clamping component (2) is used for clamping and pushing a plug to be close to the bearing component (1), so that the plug can be inserted into the motor (100).

2. Motor noise testing device according to claim 1, characterized in that the top of the buffer (13) is provided with a positioning groove (131), the positioning groove (131) being intended to accommodate the motor (100);

the buffer piece (13) is a sponge.

3. The motor noise testing apparatus according to claim 2, wherein the carrier assembly (1) further comprises a first power member (11) and a first clamping jaw (12), the first clamping jaw (12) being mounted to an output end of the first power member (11), the first power member (11) being adapted to drive the first clamping jaw (12) to clamp the motor (100).

4. The motor noise testing device according to claim 3, wherein the buffer member (13) is provided with an avoidance groove (132) along a vertical direction, the avoidance groove (132) penetrates through the buffer member (13) from top to bottom, the first power member (11) is arranged below the buffer member (13), and the first clamping jaw (12) penetrates through the avoidance groove (132).

5. A motor noise testing apparatus according to claim 3, wherein the first clamping jaws (12) are arranged in two groups, one group of the first clamping jaws (12) being arranged at one end of the buffer member (13) close to the clamping assembly (2), and the other group of the first clamping jaws (12) being arranged at one end of the buffer member (13) remote from the clamping assembly (2).

6. The motor noise testing apparatus according to claim 5, wherein each set of the first clamping jaws (12) includes two clamping plates (121), two clamping plates (121) of the same set clamp the motor (100) from both sides of the motor (100), two clamping plates (121) located on the same side of the motor (100) are connected by a slider (14), a slide rail (15) is provided at the bottom of the slider (14), and the slider (14) is slidably mounted on the slide rail (15).

7. The motor noise testing device according to claim 6, further comprising a first base plate (3), wherein the carrier assembly (1) and the clamping assembly (2) are both mounted on the first base plate (3), the carrier assembly (1) further comprises a second base plate (16) and an adjusting screw (17), the first power member (11), the sliding rail (15) and the buffer member (13) are both disposed on the second base plate (16), the adjusting screw (17) penetrates through the second base plate (16) and abuts against the first base plate (3), and the adjusting screw (17) is used for adjusting the horizontal height of the second base plate (16).

8. The motor noise testing device according to claim 7, wherein the first bottom plate (3) is provided with a limit post (4), the second bottom plate (16) is provided with a limit hole (161), and the limit hole (161) penetrates through the second bottom plate (16) from top to bottom; the limiting column (4) is arranged in the limiting hole (161) in a penetrating manner, and the position of the second bottom plate (16) relative to the first bottom plate (3) in the horizontal direction is limited through the cooperation of the limiting column (4) and the limiting hole (161);

the motor noise testing device further comprises a locking bolt, wherein the locking bolt is used for locking the limiting column (4) and the second bottom plate (16) together.

9. The motor noise testing apparatus according to claim 7, wherein the bearing assembly (1) further comprises a bearing seat (18) and a vibration-proof rubber pad (19), the vibration-proof rubber pad (19) is mounted to the second bottom plate (16), the bearing seat (18) is mounted to the vibration-proof rubber pad (19), and the buffer member (13) is mounted to the inside of the bearing seat (18).

10. The motor noise testing device according to claim 1, wherein the bearing assembly (1) further comprises a second power piece (110) and a push head (111), the second power piece (110) is arranged on one side of the buffer piece (13) away from the clamping assembly (2), the push head (111) is mounted at the output end of the second power piece (110), and the second power piece (110) is used for driving the push head (111) to push against one side of the motor (100) away from the clamping assembly (2); the clamping assembly (2) comprises a third power piece (21), a fourth power piece (22) and a second clamping jaw (23), wherein the fourth power piece (22) and the second clamping jaw (23) are both arranged at the output end of the third power piece (21), the third power piece (21) is used for driving the fourth power piece (22) and the second clamping jaw (23) to be close to the bearing assembly (1), the second clamping jaw (23) is arranged at the output end of the fourth power piece (22), and the fourth power piece (22) is used for driving the second clamping jaw (23) to clamp the plug.