CN219416629U - Motor vibration testing machine - Google Patents

Abstract

The utility model discloses a motor vibration testing machine which comprises a frame, a conveying device, a vibration testing device and a carrying device, wherein the conveying device is transversely arranged on the frame; the vibration testing device comprises a supporting frame, an electrifying component, a fixing component and a vibration sensing component which can be detachably pressed on a motor to be tested, wherein the supporting frame is isolated from the rack, a testing platform is arranged on the supporting frame, and the electrifying component, the fixing component and the vibration sensing component are all arranged on the testing platform; the handling device has a manipulator that moves back and forth between the conveyor and the test platform. Therefore, by integrating the conveying device, the vibration testing device and the carrying device on the frame to form the vibration testing machine for the motor, the frame and the supporting frame of the vibration testing machine are mutually independent, so that the mutual vibration influence can be reduced; and the feeding, electrifying and testing of the motor and the backflow of defective products are all automatic operations, so that the production efficiency is improved.

Description

Motor vibration testing machine

Technical Field

The utility model relates to the motor detection field technology, in particular to a motor vibration testing machine.

Background

The motor is an electromagnetic device for converting or transmitting electric energy according to the law of electromagnetic induction, and the main function of the motor is to generate driving torque to be used as a power source of an electric appliance or various machines. The motor can generate vibration in the working process, the vibration can accelerate the bearing loss and shorten the service life of the motor, and meanwhile, noise can be generated, so that the mechanical vibration generated when the motor is required to be controlled to work is within an allowable range.

At present, motor vibration test equipment is more and more, but the structure is more and more complex, so that factors influencing test results are also increased, for example, a common rack is adopted to support a material conveying and detecting platform, so that vibration among different mechanisms is transmitted, and the vibration test accuracy is low; in addition, the motor fixing mechanism and the energizing mechanism are fewer, the motor cannot be completely fixed, and the motor vibration test device cannot be suitable for vibration tests of motors of different types. Accordingly, a motor vibration tester is provided by those skilled in the art to solve the above-mentioned problems.

Disclosure of Invention

In view of the foregoing, the present utility model addresses the shortcomings of the prior art, and it is a primary object of the present utility model to provide a motor vibration testing machine, which can reduce the mutual vibration effects by integrating a conveying device, a vibration testing device and a carrying device on a frame to form a vibration testing machine for a motor, the frame and a supporting frame of the vibration testing machine being disposed independently of each other; and the feeding, electrifying and testing of the motor and the backflow of defective products are all automatic operations, so that the production efficiency is improved.

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

the motor vibration testing machine comprises a frame, a conveying device, a vibration testing device and a carrying device, wherein the conveying device is transversely arranged on the frame; the vibration testing device comprises a supporting frame, an electrifying component, a fixing component and a vibration sensing component, wherein the electrifying component is arranged on the supporting frame and used for electrifying a motor to be tested, the fixing component is used for limiting and fixing the motor to be tested, the vibration sensing component is detachably pressed on the motor to be tested, the supporting frame is isolated from the rack, a testing platform is arranged on the supporting frame, and the electrifying component, the fixing component and the vibration sensing component are all arranged on the testing platform; the handling device is provided with a manipulator which moves back and forth between the conveying device and the testing platform.

As a preferred embodiment: the power-on assembly comprises a plurality of groups of power-on plugs, each group of power-on plugs comprises a plug and a plug driving cylinder for driving the plug to move forwards and backwards, and the plug is detachably arranged at the shaft end of the plug driving cylinder.

As a preferred embodiment: the plug driving cylinder shaft ends of each group of power-on plugs are respectively provided with a plug clamping cylinder, and the plugs are detachably clamped on the plug clamping cylinders.

As a preferred embodiment: the fixed subassembly is including preceding fixed cylinder, install in preceding fixed block, the fixed cylinder in back of fixed cylinder axle head and install in the fixed block in back of fixed cylinder axle head in back, preceding fixed cylinder and fixed cylinder in back are located respectively the front and back both sides of test platform, preceding fixed block and fixed block in back are opposite directions each other and are distributed.

As a preferred embodiment: the vibration sensing assembly comprises a support, a longitudinal driving cylinder, a vertical driving cylinder, a clamping cylinder and a vibration sensor, wherein the longitudinal driving cylinder, the vertical driving cylinder, the clamping cylinder and the vibration sensor are installed on the support, the support is installed beside the test platform, the longitudinal driving cylinder is installed on the support, the vertical driving cylinder is installed on the output end of the longitudinal driving cylinder, the clamping cylinder is installed on the output end of the vertical driving cylinder, and the vibration sensor is installed on the output end of the clamping cylinder and faces the test platform.

As a preferred embodiment: the carrying device comprises a mechanical arm and a manipulator arranged at the output end of the mechanical arm, the manipulator is provided with a connecting seat, two clamping jaws, a clamping jaw front-back driving cylinder for driving the two clamping jaws to move back and forth and a clamping jaw lifting driving cylinder for driving the two clamping jaws to lift, the connecting seat is rotatably arranged at the output end of the mechanical arm, the clamping jaw lifting driving cylinder is arranged on the connecting seat, the clamping jaw front-back driving cylinder is arranged at the output end of the clamping jaw lifting driving cylinder, and the two clamping jaws are arranged at the output end of the clamping jaw front-back driving cylinder.

As a preferred embodiment: the conveying device is provided with two conveying assemblies which are arranged in parallel, a backflow assembly used for backflow of a motor with unqualified vibration test and a defective product jacking assembly, the two conveying assemblies are transversely arranged on the frame, each conveying assembly comprises a forward conveying assembly and a reverse conveying assembly which are provided with ship plates, the backflow assembly is longitudinally connected between the forward conveying assembly and the reverse conveying assembly, and the defective product jacking assembly is located above the reverse conveying assembly.

As a preferred embodiment: the defective product jacking assembly comprises a jacking bracket, jacking cylinders for jacking the ship plates on the reverse conveying assembly, a lifting unit for supporting the ship plates and a stirring unit for stirring a motor on the ship plates to a defective product collecting area, wherein the jacking bracket is positioned above the reverse conveying assembly, the jacking cylinders are positioned below the reverse conveying assembly, the lifting units are positioned on two sides of the jacking bracket, and the stirring unit is positioned at the upper end of the jacking bracket.

As a preferred embodiment: the lifting unit comprises turnover pieces and turnover driving cylinders, wherein the turnover pieces are rotatably arranged on two sides of the top of the jacking bracket, the turnover driving cylinders are used for driving the turnover pieces to turn over, the turnover pieces are provided with steps for supporting the ship plate, the steps are provided with a plurality of rollers for supporting and guiding the ship plate at intervals, the turnover driving cylinders are arranged on the side wall of the jacking bracket, and the shaft ends of the turnover driving cylinders are connected with the turnover pieces; the material stirring unit comprises a material stirring rod and a material stirring driving cylinder for driving the material stirring rod to move, wherein the material stirring driving cylinder is transversely arranged on the jacking bracket, and the material stirring rod is arranged at the output end of the material stirring driving cylinder and longitudinally extends to the inner side of the jacking bracket.

As a preferred embodiment: the motor vibration testing machine comprises two vibration testing devices; the carrying device is positioned on a carrying support, gaps are reserved among the supporting frame, the carrying support and the frame of each vibration testing device, and damping rubber pads are respectively arranged below the supporting frame, the carrying support and the frame.

Compared with the prior art, the utility model has obvious advantages and beneficial effects, in particular, according to the technical scheme, the conveying device, the vibration testing device and the carrying device are integrated on the frame to form the vibration testing machine for the motor, and the frame and the supporting frame of the vibration testing machine are mutually independent, so that the mutual vibration influence can be reduced; the feeding, electrifying and testing of the motor and the backflow of defective products are all automatic operations, so that a great deal of manual labor is reduced, the production efficiency is improved, and the production cost is reduced.

In order to more clearly illustrate the structural features and efficacy of the present utility model, a detailed description thereof will be given below with reference to the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic perspective view of a tester according to the present utility model;

FIG. 2 is a schematic top view of the tester of the present utility model;

FIG. 3 is a schematic perspective view of a vibration testing apparatus according to the present utility model;

FIG. 4 is a schematic side view of a vibration testing apparatus according to the present utility model;

FIG. 5 is a schematic top view of the vibration testing apparatus of the present utility model;

FIG. 6 is a schematic perspective view of a defective product lifting assembly according to the present utility model;

FIG. 7 is a schematic side view of a defective lift-up assembly according to the present utility model.

The attached drawings are used for identifying and describing:

10. a frame; 11. a work table; 20. a conveying device; 21. a transport assembly; 211. a forward conveying assembly; 212. a reverse conveying assembly; 22. a reflow assembly; 23. defective product jacking components; 231. jacking the bracket; 232. jacking the air cylinder; 233. a lifting unit; 2331. a turnover piece; 2332. a turnover driving cylinder; 2333. a step; 2334. a roller; 234. a stirring unit; 2341. a stirring rod; 2342. a stirring driving cylinder; 24. a boat deck; 30. a vibration testing device; 31. a support frame; 32. an energizing assembly; 321. a power-on plug; 322. a plug; 323. a plug driving cylinder; 324. the plug clamps the cylinder; 33. a fixing assembly; 331. a front fixed cylinder; 332. a front fixed block; 333. a rear fixed cylinder; 334. a rear fixed block; 34. a vibration sensing assembly; 341. a bracket; 342. a longitudinal driving cylinder; 343. a vertical driving cylinder; 344. a clamping cylinder; 345. a vibration sensor; 35. a test platform; 40. a carrying device; 41. a manipulator; 42. a mechanical arm; 43. a connecting seat; 44. a clamping jaw; 45. a clamping jaw front-back driving cylinder; 46. a clamping jaw lifting driving cylinder; 47. carrying a bracket; 50. and a damping rubber cushion.

Detailed Description

The utility model is as shown in fig. 1 to 7, a motor vibration testing machine, comprising a frame 10, a conveying device 20, a vibration testing device 30 and a carrying device 40, wherein:

the frame 10 is provided with a workbench 11.

The conveying device 20 is transversely arranged on the workbench 11 of the frame 10, and the conveying device 20 can be in a belt transmission mode or a chain transmission mode, and can be specifically designed according to the requirements; the vibration testing device 30 comprises a supporting frame 31, an electrifying component 32 which is arranged on the supporting frame 31 and used for electrifying a motor to be tested, a fixing component 33 which is used for limiting and fixing the motor to be tested, and a vibration sensing component 34 which is detachably pressed on the motor to be tested, wherein the supporting frame 31 is isolated from the rack 10, a testing platform 35 is arranged on the supporting frame 31, and the electrifying component 32, the fixing component 33 and the vibration sensing component 34 are all arranged on the testing platform 35; the handling device 40 has a robot 41, and the robot 41 moves back and forth between the conveyor 20 and the test platform 35.

The power-on assembly 32 comprises a plurality of groups of power-on plugs 321, each group of power-on plugs 321 comprises a plug 322 and a plug driving cylinder 323 for driving the plug 322 to move forwards and backwards, and the plug 322 is detachably arranged at the shaft end of the plug driving cylinder 323. The plug driving cylinder 323 shaft end of each group of energizing plugs 321 is respectively provided with a plug clamping cylinder 324, and the plugs are detachably clamped on the plug clamping cylinders 324. The multiple groups of power plugs 321 are distributed in different directions, and can adapt to motors of different types (the positions of power interfaces of the motors of different types are possibly different) for power-on test.

The fixed assembly 33 comprises a front fixed cylinder 331, a front fixed block 332 mounted at the shaft end of the front fixed cylinder 331, a rear fixed cylinder 333, and a rear fixed block 334 mounted at the shaft end of the rear fixed cylinder 333, the front fixed cylinder 331 and the rear fixed cylinder 333 are respectively disposed at the front and rear sides of the test platform 35, and the front fixed block 332 and the rear fixed block 334 are distributed opposite to each other.

The vibration sensing assembly 34 comprises a bracket 341, a longitudinal driving cylinder 342, a vertical driving cylinder 343, a clamping cylinder 344 and a vibration sensor 345, wherein the longitudinal driving cylinder 342, the vertical driving cylinder 343, the clamping cylinder 344 and the vibration sensor 345 are installed on the bracket 341, the bracket 341 is installed beside the test platform 35, the vertical driving cylinder 343 is installed on the output end of the longitudinal driving cylinder 342, the clamping cylinder 344 is installed on the output end of the vertical driving cylinder 343, and the vibration sensor 345 is installed on the output end of the clamping cylinder 344 and faces the test platform 35.

The handling device 40 includes a mechanical arm 42 and the manipulator 41 mounted at an output end of the mechanical arm 42, the manipulator 41 includes a connection seat 43, two clamping jaws 44, a clamping jaw front-back driving cylinder 45 driving the two clamping jaws 44 to move forward and backward, and a clamping jaw lifting driving cylinder 46 driving the two clamping jaws 44 to lift, the connection seat 43 is rotatably mounted at the output end of the mechanical arm 42, the clamping jaw lifting driving cylinder 46 is mounted at the connection seat 43, the clamping jaw front-back driving cylinder 45 is mounted at the output end of the clamping jaw lifting driving cylinder 46, and the two clamping jaws 44 are mounted at the output end of the clamping jaw front-back driving cylinder 45.

The conveying device 20 is provided with two conveying assemblies 21 (which can be in a belt transmission or chain transmission form) which are arranged in parallel, a backflow assembly 22 for backflow of a motor with failed vibration test and a defective product jacking assembly 23, the two conveying assemblies 21 are transversely arranged on the frame 10, each conveying assembly comprises a forward conveying assembly 211 and a reverse conveying assembly 212 which are provided with ship plates 24, the backflow assembly 22 is longitudinally connected between the forward conveying assembly 211 and the reverse conveying assembly 212, and the defective product jacking assembly 23 is positioned above the reverse conveying assembly 212. The defective product jacking assembly 23 comprises a jacking bracket 231, jacking cylinders 232 for jacking the ship plates 24 on the reverse conveying assembly 212, a lifting unit 233 for supporting the ship plates 24 and a stirring unit 234 for stirring the motor on the lifted ship plates 24 to the defective product collecting area, wherein the jacking bracket 231 is positioned above the reverse conveying assembly 212, the jacking cylinders 232 are positioned below the reverse conveying assembly 212, the lifting units 233 are positioned on two sides of the jacking bracket 231, and the stirring unit 234 is positioned at the upper end of the jacking bracket 231. The lifting unit 233 comprises a turnover piece 2331 rotatably arranged at two sides of the top of the lifting support 231 and a turnover driving cylinder 2332 for driving the turnover piece 2331 to turn over, wherein the turnover piece 2331 is provided with a step 2333 for supporting the ship plate 24, the step 2333 is provided with a plurality of rollers 2334 for supporting and guiding the ship plate 24 at intervals, the turnover driving cylinder 2332 is arranged on the side wall of the lifting support 231, and the shaft end of the turnover driving cylinder 2332 is connected with the turnover piece 2331; the material stirring unit 234 includes a material stirring rod 2341 and a material stirring driving cylinder 2342 for driving the material stirring rod 2341 to move, the material stirring driving cylinder 2342 is transversely disposed on the jacking bracket 231, and the material stirring rod 2341 is mounted on an output end of the material stirring driving cylinder 2342 and longitudinally extends inside the jacking bracket 231.

In addition, the machine comprises two vibration test devices 30; the carrying device 40 is located on a carrying bracket 47, and gaps are formed among the supporting frame 31, the carrying bracket 47 and the frame 10 of each vibration testing device 30 so as to avoid the influence of mutual vibration on motor testing; and the shock-absorbing rubber pads 50 are respectively arranged below the supporting frame 31, the carrying support 47 and the frame 10 so as to isolate the vibration from the ground and further improve the testing accuracy.

The working principle of the motor vibration testing machine is as follows: the motor to be tested reaches the carrying device along with the ship plate, the manipulator transfers the motor from the ship plate to the testing platform (the two vibration testing devices can synchronously work to accelerate the testing efficiency, the manipulator supplies materials for the two vibration testing devices), and the motor is fixed by the front fixing block and the rear fixing block of the fixing assembly; the plug of the energizing component corresponding to the motor of the model is inserted into the motor interface, and the motor is energized to run; the vibration sensor moves downwards to be pressed against the motor, and vibration generated by motor operation is received by the vibration sensor and transmitted to a detection unit (a processor in the testing machine for receiving the vibration parameters to judge whether the vibration parameters are in a qualified range or not) so as to judge whether the motor vibration frequency is in the qualified range or not. The detected motor is transferred to a ship board by a manipulator (the manipulator is provided with two clamping jaws with rotatable exchange positions to realize synchronous feeding and discharging, the detected motor is clamped and transferred by one manipulator, and the motor to be detected is clamped and placed on a test platform by the other manipulator) and is conveyed downstream; if the motor vibration test is unqualified, transferring the motor vibration test to a reverse conveying assembly (a forward conveying assembly is used for feeding the motor, and the reverse conveying assembly is used for recovering the unqualified motor) by the reverse conveying assembly, conveying the unqualified motor to a defective jacking assembly, driving a turnover piece to rotate to a vertical state by a turnover driving cylinder, jacking up a ship plate loaded with the unqualified motor upwards by the jacking cylinder to be above the turnover piece, and driving the turnover piece to rotate to a horizontal state by the turnover driving cylinder, and backing up the ship plate to fall back to a step of the turnover piece by the jacking cylinder; the material stirring rod of the material stirring unit is driven by the material stirring driving cylinder to stir the motor on the ship plate to the defective product collecting area at the end part of the reverse conveying assembly, the overturning piece reversely rotates to separate the step from the ship plate, and the jacking cylinder drives the empty ship plate to continuously fall back to the reverse conveying assembly to be conveyed downstream.

The design focus of the utility model is that the conveying device, the vibration testing device and the carrying device are integrated on the frame to form the vibration testing machine for the motor, and the frame and the supporting frame of the vibration testing machine are mutually independent, so that the mutual vibration influence can be reduced; the feeding, electrifying and testing of the motor and the backflow of defective products are all automatic operations, so that a great deal of manual labor is reduced, the production efficiency is improved, and the production cost is reduced.

The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the technical scope of the present utility model, so any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical principles of the present utility model still fall within the scope of the technical solutions of the present utility model.

Claims (10)

1. A motor vibration testing machine which is characterized in that: the vibration testing device comprises a frame, a conveying device, a vibration testing device and a carrying device, wherein the conveying device is transversely arranged on the frame; the vibration testing device comprises a supporting frame, an electrifying component, a fixing component and a vibration sensing component, wherein the electrifying component is arranged on the supporting frame and used for electrifying a motor to be tested, the fixing component is used for limiting and fixing the motor to be tested, the vibration sensing component is detachably pressed on the motor to be tested, the supporting frame is isolated from the rack, a testing platform is arranged on the supporting frame, and the electrifying component, the fixing component and the vibration sensing component are all arranged on the testing platform; the handling device is provided with a manipulator which moves back and forth between the conveying device and the testing platform.

2. The motor vibration testing machine according to claim 1, wherein: the power-on assembly comprises a plurality of groups of power-on plugs, each group of power-on plugs comprises a plug and a plug driving cylinder for driving the plug to move forwards and backwards, and the plug is detachably arranged at the shaft end of the plug driving cylinder.

3. The motor vibration testing machine according to claim 2, wherein: the plug driving cylinder shaft ends of each group of power-on plugs are respectively provided with a plug clamping cylinder, and the plugs are detachably clamped on the plug clamping cylinders.

4. The motor vibration testing machine according to claim 1, wherein: the fixed subassembly is including preceding fixed cylinder, install in preceding fixed block, the fixed cylinder in back of fixed cylinder axle head and install in the fixed block in back of fixed cylinder axle head in back, preceding fixed cylinder and fixed cylinder in back are located respectively the front and back both sides of test platform, preceding fixed block and fixed block in back are opposite directions each other and are distributed.

5. The motor vibration testing machine according to claim 1, wherein: the vibration sensing assembly comprises a support, a longitudinal driving cylinder, a vertical driving cylinder, a clamping cylinder and a vibration sensor, wherein the longitudinal driving cylinder, the vertical driving cylinder, the clamping cylinder and the vibration sensor are installed on the support, the support is installed beside the test platform, the longitudinal driving cylinder is installed on the support, the vertical driving cylinder is installed on the output end of the longitudinal driving cylinder, the clamping cylinder is installed on the output end of the vertical driving cylinder, and the vibration sensor is installed on the output end of the clamping cylinder and faces the test platform.

6. The motor vibration testing machine according to claim 1, wherein: the carrying device comprises a mechanical arm and a manipulator arranged at the output end of the mechanical arm, the manipulator is provided with a connecting seat, two clamping jaws, a clamping jaw front-back driving cylinder for driving the two clamping jaws to move back and forth and a clamping jaw lifting driving cylinder for driving the two clamping jaws to lift, the connecting seat is rotatably arranged at the output end of the mechanical arm, the clamping jaw lifting driving cylinder is arranged on the connecting seat, the clamping jaw front-back driving cylinder is arranged at the output end of the clamping jaw lifting driving cylinder, and the two clamping jaws are arranged at the output end of the clamping jaw front-back driving cylinder.

7. The motor vibration testing machine according to claim 1, wherein: the conveying device is provided with two conveying assemblies which are arranged in parallel, a backflow assembly used for backflow of a motor with unqualified vibration test and a defective product jacking assembly, the two conveying assemblies are transversely arranged on the frame, each conveying assembly comprises a forward conveying assembly and a reverse conveying assembly which are provided with ship plates, the backflow assembly is longitudinally connected between the forward conveying assembly and the reverse conveying assembly, and the defective product jacking assembly is located above the reverse conveying assembly.

8. The motor vibration testing machine of claim 7, wherein: the defective product jacking assembly comprises a jacking bracket, jacking cylinders for jacking the ship plates on the reverse conveying assembly, a lifting unit for supporting the ship plates and a stirring unit for stirring a motor on the ship plates to a defective product collecting area, wherein the jacking bracket is positioned above the reverse conveying assembly, the jacking cylinders are positioned below the reverse conveying assembly, the lifting units are positioned on two sides of the jacking bracket, and the stirring unit is positioned at the upper end of the jacking bracket.

9. The motor vibration testing machine of claim 8, wherein: the lifting unit comprises turnover pieces and turnover driving cylinders, wherein the turnover pieces are rotatably arranged on two sides of the top of the jacking bracket, the turnover driving cylinders are used for driving the turnover pieces to turn over, the turnover pieces are provided with steps for supporting the ship plate, the steps are provided with a plurality of rollers for supporting and guiding the ship plate at intervals, the turnover driving cylinders are arranged on the side wall of the jacking bracket, and the shaft ends of the turnover driving cylinders are connected with the turnover pieces; the material stirring unit comprises a material stirring rod and a material stirring driving cylinder for driving the material stirring rod to move, wherein the material stirring driving cylinder is transversely arranged on the jacking bracket, and the material stirring rod is arranged at the output end of the material stirring driving cylinder and longitudinally extends to the inner side of the jacking bracket.

10. The motor vibration testing machine according to claim 1, wherein: comprises two vibration test devices; the carrying device is positioned on a carrying support, gaps are reserved among the supporting frame, the carrying support and the frame of each vibration testing device, and damping rubber pads are respectively arranged below the supporting frame, the carrying support and the frame.