CN111929578A

CN111929578A - Testing equipment for motor

Info

Publication number: CN111929578A
Application number: CN202010777011.6A
Authority: CN
Inventors: 洪雪芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2020-11-13

Abstract

The invention discloses a testing device for a motor, and belongs to the technical field of motor product control testing. The testing equipment for the motor comprises a testing table and a fixed seat, wherein the fixed seat is positioned at the upper end of the testing table, two groups of supporting frames are fixedly connected onto the testing table, the two groups of supporting frames are positioned at the same side of the fixed seat, a rotating shaft is rotatably connected onto the supporting frames, a plurality of groups of first blades are symmetrically and fixedly connected onto the side wall of the rotating shaft, and second blades are slidably connected into the first blades; according to the invention, the load of the motor to be tested can be adjusted conveniently by arranging the first blade and the second blade, the first blade and the second blade can be fixed conveniently by arranging the limiting hole, the limiting rod and the spring, the rotating speed of the motor to be tested under the load can be calculated conveniently by arranging the crank, the reciprocating device, the ink cone and the paper tape, and the waterproof and moistureproof performances of the motor can be tested conveniently by arranging the water tank, the air cylinder, the piston, the reciprocating device, the water guide pipe and the spray head.

Description

Testing equipment for motor

Technical Field

The invention relates to the technical field of motor product control testing, in particular to testing equipment for a motor.

Background

The motor is commonly called as a motor and refers to an electromagnetic device for realizing electric energy conversion or transmission according to an electromagnetic induction law, the motor needs to be subjected to quality control before leaving a factory, the motors in the same production batch are randomly sampled, a performance test is carried out on a sample motor, and the qualification rate of the motor is judged, wherein the load capacity, the moisture resistance and the water resistance of the tested motor are important detection items in the quality control test of the motor.

The existing detection device is used for detecting the motor in a plurality of ways, namely, the load capacity, the motor speed, the water resistance and the moisture resistance of the motor are respectively tested, the relation between the load performance and the speed and the influence of the humid environment on the motor are contrastively analyzed after corresponding data are obtained, the influence of the load capacity and the humid environment on the motor speed is not conveniently tested synchronously, and certain errors exist in the influence relation between the humid environment and the motor load capacity on the motor speed.

Disclosure of Invention

The invention aims to solve the problem that in the prior art, the influence of the load capacity and the humid environment on the rotating speed of a motor cannot be conveniently and synchronously tested, so that certain errors exist in the influence relationship between the humid environment and the load capacity of the motor on the rotating speed of the motor.

In order to achieve the purpose, the invention adopts the following technical scheme:

a testing device for a motor comprises a testing table and a fixed seat, wherein the fixed seat is positioned at the upper end of the testing table, the testing table is fixedly connected with two groups of supporting frames, two groups of supporting frames are positioned at the same side of the fixed seat, a rotating shaft is rotatably connected onto the supporting frames, a plurality of groups of first blades are symmetrically and fixedly connected onto the side wall of the rotating shaft, a second blade is slidably connected onto the first blade, a chute is fixedly connected onto one end, positioned inside the first blade, of the second blade, a limiting rod is slidably connected into the chute, a spring is fixedly connected onto the limiting rod, one end, far away from the limiting rod, of the spring is fixedly connected into the chute, a plurality of groups of limiting holes are arranged on the first blade, the limiting holes are matched with the limiting rod, a plurality of groups of air cylinders are arranged on, the cylinder was kept away from to the slide bar one end fixedly connected with grip block, fixedly connected with support body on the testboard, the one end fixedly connected with crank of fixing base is kept away from in the pivot, be connected with reciprocating device on the crank, reciprocating device keeps away from articulate one end fixedly connected with china ink awl, it is connected with the paper disc to rotate on the support body, paper disc fixedly connected with driving motor, it is connected with around the paper axle to rotate on the support body, it is connected through the drive belt with the paper disc to wind the paper axle, china ink awl is aimed at the paper disc and is wound the paper tape between the paper axle.

Preferably, reciprocating device include with crank rotation be connected first member and with first member upper end articulated second member still with first member lower extreme articulated third member, spacing axle of fixedly connected with on the support body, be equipped with spacing pipe on the support body, second member and spacing axle, spacing pipe sliding connection, third member and testboard sliding connection.

Preferably, the limiting rod and the sliding groove are provided with multiple groups, and the first blade is provided with a limiting hole matched with the limiting rod.

Preferably, the lower end of the test board is provided with a support leg.

Preferably, the bottom of the supporting leg is provided with a self-locking universal wheel.

Preferably, the surface of the clamping block, which is far away from the sliding rod, is provided with anti-skid grains.

Preferably, a hydraulic support rod is fixedly connected between the fixed seat and the test board.

Preferably, be equipped with the multiunit slide rail in the fixing base, equal sliding connection has the fixed plate in the slide rail, it is connected with the screw rod to rotate on the fixed plate, screw rod and fixing base threaded connection.

Preferably, a thermometer is arranged on the fixed seat.

Preferably, a sliding-assistant cushion is arranged at the joint of the rotating shaft and the two groups of supporting frames.

Compared with the prior art, the invention provides the test equipment for the motor, which has the following beneficial effects:

1. this test equipment for motor, it is fixed to be convenient for to the motor sample through the setting of fixing base, the cylinder, the slide bar, the setting of grip block is convenient for fix different cross sectional dimensions's motor output shaft, first blade, the setting of second blade is convenient for adjust the load of awaiting measuring the motor, spacing hole, the gag lever post, the setting of spring is convenient for fix first blade, the second blade is fixed, the crank, reciprocating equipment, the china ink awl, the setting of paper tape is convenient for calculate the rotational speed under the motor load that awaits measuring, the paper dish, it removes to be convenient for the pulling paper tape around setting up of paper axle, the water tank, the inflator, a piston, reciprocating equipment, the aqueduct, the setting of shower nozzle is convenient for test the dampproofing and.

2. This test equipment for motor through the setting of crank, first member, second member be convenient for black awl, piston up-and-down reciprocating motion, drives the black awl simultaneously and beats the point piston to take out, the drainage to the inflator to the paper tape, and the skew takes place for the second member to the setting of spacing axle, spacing pipe.

3. This test equipment for motor is convenient for increase the stability that first blade and second blade are connected through the setting of multiunit gag lever post.

4. This test equipment for motor is convenient for increase the stability of testboard through the setting of supporting leg.

5. This test equipment for motor, the setting through the auto-lock universal wheel is convenient for this test equipment nimble removal.

6. This test equipment for motor is convenient for increase the frictional force between motor output shaft and the grip block that awaits measuring through the setting of antiskid line.

7. This test equipment for motor is convenient for adjust the height of fixing base through the setting of hydraulic pressure bracing piece, makes the output shaft and the pivot position phase-match of the motor that awaits measuring.

8. This test equipment for motor makes the fixed plate remove along the slide rail through rotating the screw rod, presss from both sides tightly the motor that awaits measuring, has increased the stability that the motor that awaits measuring is connected with the fixing base.

9. This test equipment for motor is convenient for observe the temperature of waiting to survey the motor during operation through the setting of thermometer.

10. The testing equipment for the motor reduces the friction force between the rotating shaft and the supporting frame through the arrangement of the sliding assisting pad.

The device is characterized in that the first blade and the second blade are arranged to adjust the load of a motor to be tested, the limiting hole, the limiting rod and the spring are arranged to fix the first blade and the second blade, the crank, the reciprocating device, the ink cone and the paper tape are arranged to calculate the rotating speed of the motor to be tested under the load, and the water tank, the air cylinder, the piston, the reciprocating device, the water guide pipe and the spray head are arranged to test the waterproof and moistureproof performance of the motor.

Drawings

FIG. 1 is a schematic structural diagram of a testing apparatus for a motor according to the present invention;

FIG. 2 is a schematic structural diagram of a fixing seat in a testing apparatus for a motor according to the present invention;

FIG. 3 is a schematic view of a rotating shaft structure of a testing device for a motor according to the present invention

FIG. 4 is a second schematic view of the structure of the rotating shaft of the testing device for motor according to the present invention

FIG. 5 is an enlarged view of a portion B in FIG. 4 of a testing apparatus for a motor according to the present invention;

FIG. 6 is an enlarged view of a portion A of FIG. 3 of a testing apparatus for a motor according to the present invention;

fig. 7 is a perspective view of a rotating shaft in the testing device for the motor according to the present invention.

In the figure: 1. a test bench; 2. a hydraulic support rod; 3. a fixed seat; 4. a fixing plate; 5. a screw; 6. a support frame; 7. a rotating shaft; 8. a first blade; 9. a crank; 10. a frame body; 11. a first bar member; 12. a limiting shaft; 13. a second bar member; 14. a thermometer; 15. an ink cone; 16. winding the paper shaft; 17. a paper tray; 18. a slide rail; 19. a second blade; 20. a limiting hole; 21. a limiting rod; 22. a spring; 23. a cylinder; 24. a slide bar; 25. a clamping block; 26. a water tank; 27. an air cylinder; 28. a third bar member; 29. a piston; 30. a water conduit; 31. and (4) a spray head.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1:

referring to fig. 1-7, a testing device for a motor comprises a testing table 1, a fixing base 3 located at the upper end of the testing table 1, a plurality of support frames 6 fixedly connected to the testing table 1, two sets of support frames 6 located at the same side of the fixing base 3, a rotating shaft 7 rotatably connected to the support frames 6, a plurality of sets of first blades 8 symmetrically and fixedly connected to the side wall of the rotating shaft 7, a second blade 19 slidably connected to the first blade 8, a sliding groove fixedly connected to one end of the second blade 19 located in the first blade 8, a limiting rod 21 slidably connected to the sliding groove, a spring 22 fixedly connected to the limiting rod 21, a plurality of sets of limiting holes 20 fixedly connected to the first blade 8, the limiting holes 20 matching with the limiting rod 21, a plurality of sets of cylinders 23 arranged on the inner wall of the rotating shaft 7 near the one end of the, a sliding rod 24 is connected in a sliding manner in the cylinder 23, one end of the sliding rod 24, which is far away from the cylinder 23, is fixedly connected with a clamping block 25, a frame body 10 is fixedly connected on the test board 1, one end of the rotating shaft 7, which is far away from the fixed seat 3, is fixedly connected with a crank 9, the crank 9 is connected with a reciprocating device, the upper end of the reciprocating device, which is far away from the crank 9, is fixedly connected with an ink cone 15, a paper disc 17 is rotatably connected on the frame body 10, the paper disc 17 is fixedly connected with a driving motor, a paper winding shaft 16 is rotatably connected on the frame body 10, the paper winding shaft 16 is connected with the paper disc 17 through a transmission belt, the ink cone 15 is aligned with a paper tape between the paper disc 17 and the paper winding shaft 16, the lower end of the reciprocating device, which is far away from the crank 9, is fixedly connected with a, the end of the water conduit 30 far away from the air cylinder 27 is provided with a nozzle 31, the nozzle 31 is aligned with the fixed seat 3, and the conduit and the water conduit 30 are both provided with one-way valves.

A worker connects the output end of a motor sample to be tested to one end of a rotating shaft 7 close to a fixed seat 3, starts an air cylinder 23, a sliding rod 24 slides towards the axis to enable a clamping block 25 to be attached to the output end shaft of a motor to be tested and clamped, after the fixing is completed, the main body of the motor to be tested is fixedly connected with the fixed seat 3, a limiting rod 21 is pressed into a limiting hole 20 to slide and adjust the extension length of a second blade 19, after the adjustment is completed, the limiting rod 21 pops out under the action of a spring 22 and is clamped with the limiting hole 20, the motor to be tested is electrically connected with an external power supply and starts the motor to be tested, the motor to be tested drives the rotating shaft 7 to rotate to test the load capacity of the motor to be tested, the rotating shaft 7 drives a crank 9 to rotate, the crank 9 drives a reciprocating device to reciprocate up and down, a driving motor is started to enable a, the rotation speed of the motor to be tested is calculated by the number of dotting points in unit time, the lower end of the reciprocating device drives the piston 29 to slide up and down in the air cylinder 27, when the piston 29 slides upwards, water in the water tank 26 enters the air cylinder 27 along the guide pipe, when the piston 29 moves downwards, the water in the air cylinder 27 is discharged along the water guide pipe 30 and sprayed to the fixed seat 3 by the spray head 31, the air around the fixed seat 3 is humidified, and the motor to be tested is tested for water resistance and moisture resistance, and it should be noted that the driving motor in the above embodiment adopts a forward and reverse rotation motor with the model number of 90YR120GY38, but not limited to the motor, the motor sample is fixed by the arrangement of the fixed seat 3, the arrangement of the air cylinder 23, the sliding rod 24 and the clamping block 25 is convenient for fixing motor output shafts with different section sizes, and the arrangement of the first blade 8 and the second blade 19 is convenient for, the arrangement of the limiting hole 20, the limiting rod 21 and the spring 22 is convenient for fixing the first blade 8 and the second blade 19, the arrangement of the crank 9, the reciprocating device, the ink cone 15 and the paper tape is convenient for calculating the rotating speed of the motor to be tested under load, the arrangement of the paper disc 17 and the paper winding shaft 16 is convenient for pulling the paper tape to move, and the arrangement of the water tank 26, the air cylinder 27, the piston 29, the reciprocating device, the water guide pipe 30 and the spray head 31 is convenient for testing the waterproof and moistureproof performance of the motor.

Example 2:

referring to fig. 1-7, a testing apparatus for a motor, which is substantially the same as that of embodiment 1, further, a reciprocating device includes a first rod 11 rotatably connected to a crank 9, a second rod 13 hinged to an upper end of the first rod 11, and a third rod 28 hinged to a lower end of the first rod 11, a limiting shaft 12 is fixedly connected to a frame 10, a limiting pipe is disposed on the frame 10, the second rod 13 is slidably connected to the limiting shaft 12 and the limiting pipe, the third rod 28 is slidably connected to a testing table 1, the crank 9, the first rod 11, the second rod 13, and the third rod 28 are disposed to facilitate up and down reciprocating movement of an ink cone 15 and a piston 29, the ink cone 15 performs dotting on a paper tape and simultaneously performs pumping and draining on an air cylinder 27, and the limiting shaft 12 and the limiting pipe are disposed to prevent the second rod 13 from shifting.

Example 3:

referring to fig. 1 to 7, a testing apparatus for a motor is substantially the same as that in embodiment 1, further, a plurality of sets of limiting rods 21 and sliding grooves are provided, each of the first blades 8 is provided with a limiting hole 20 matched with the limiting rod 21, and the arrangement of the plurality of sets of limiting rods 21 is convenient for increasing the connection stability between the first blades 8 and the second blades 19.

Example 4:

referring to fig. 1-7, a testing apparatus for a motor, substantially the same as in embodiment 1, further, the lower end of the testing table 1 is provided with supporting legs, and the supporting legs are arranged to increase the stability of the testing table 1.

Example 5:

referring to fig. 1-7, a testing device for a motor, which is substantially the same as that in embodiment 1, further, a self-locking universal wheel is arranged at the bottom of the supporting leg, and the self-locking universal wheel is arranged to facilitate the flexible movement of the testing device.

Example 6:

referring to fig. 1-7, a testing apparatus for a motor, which is substantially the same as in embodiment 1, further, a surface of the clamping block 25 away from the sliding rod 24 is provided with anti-slip patterns, and the anti-slip patterns are arranged to increase friction between an output shaft of the motor to be tested and the clamping block 25.

Example 7:

referring to fig. 1 to 7, a testing apparatus for a motor is substantially the same as that of embodiment 1, and further, a hydraulic support rod 2 is fixedly connected between a fixed seat 3 and a testing table 1, and the hydraulic support rod 2 is arranged to facilitate adjustment of the height of the fixed seat 3, so that an output shaft of the motor to be tested is matched with the position of a rotating shaft 7.

Example 8:

referring to fig. 1 to 7, a testing apparatus for a motor, which is substantially the same as that in embodiment 1, further, a plurality of sets of slide rails 18 are arranged in the fixing base 3, a fixing plate 4 is slidably connected in each slide rail 18, a screw rod 5 is rotatably connected to each fixing plate 4, the screw rod 5 is in threaded connection with the fixing base 3, the fixing plate 4 moves along the slide rails 18 by rotating the screw rod 5, a motor to be tested is clamped, and the stability of connection between the motor to be tested and the fixing base 3 is increased.

Example 9:

referring to fig. 1-7, a testing apparatus for a motor, substantially the same as in embodiment 1, further, a thermometer 14 is disposed on the fixing base 3, and the thermometer 14 is disposed to facilitate observation of the temperature of the motor to be tested during operation.

Example 10:

referring to fig. 1-7, a testing apparatus for a motor, which is substantially the same as that in embodiment 1, further, a sliding-assistant pad is disposed at a joint of the rotating shaft 7 and the two sets of supporting frames 6, and the friction force between the rotating shaft 7 and the supporting frames 6 is reduced by the sliding-assistant pad.

In the invention, the first blade 8 and the second blade 19 are arranged to adjust the load of the motor to be tested, the first blade 8 and the second blade 19 are fixed by the aid of the limiting hole 20, the limiting rod 21 and the spring 22, the crank 9, the reciprocating device, the ink cone 15 and the paper tape are arranged to calculate the rotating speed of the motor to be tested under the load, and the water tank 26, the air cylinder 27, the piston 29, the reciprocating device, the water guide pipe 30 and the spray head 31 are arranged to test the waterproof and moistureproof performance of the motor.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a test equipment for motor, includes testboard (1), fixing base (3), its characterized in that, fixing base (3) are located the upper end of testboard (1), fixedly connected with support frame (6) on testboard (1), support frame (6) are equipped with two sets, two support frame (6) are located same one side of fixing base (3), it has pivot (7) to rotate on support frame (6), the symmetry fixedly connected with multiunit first blade (8) on pivot (7) lateral wall, sliding connection has second blade (19) in first blade (8), the one end fixedly connected with spout that second blade (19) are located first blade (8), sliding connection has gag lever post (21) in the spout, fixedly connected with spring (22) on gag lever post (21), the one end fixedly connected with that gag lever post (21) were kept away from to spring (22) is in the spout, be equipped with spacing hole of multiunit (20) on first blade (8), spacing hole (20) and gag lever post (21) phase-match, the one end inner wall that pivot (7) are close to fixing base (3) is equipped with multiunit cylinder (23), sliding connection has slide bar (24) in cylinder (23), the one end fixedly connected with grip block (25) of cylinder (23) are kept away from to slide bar (24), fixedly connected with support body (10) on testboard (1), the one end fixedly connected with crank (9) of fixing base (3) are kept away from in pivot (7), be connected with reciprocating device on crank (9), the upper end fixedly connected with china ink awl (15) of crank (9) are kept away from to reciprocating device, be connected with paper disc (17) on support body (10) in the rotation, paper disc (17) fixedly connected with driving motor, be connected with around paper axle (16) on support body (10), the paper winding device is characterized in that the paper winding shaft (16) is connected with the paper disc (17) through a transmission belt, the ink cone (15) is aligned to the paper disc (17) and winds the paper belt between the paper winding shaft (16), the reciprocating device is far away from a lower end fixedly connected with piston (29) of the crank (9), the bottom of the test bench (1) is fixedly connected with an air cylinder (27), the piston (29) is slidably connected into the air cylinder (27), a water tank (26) is arranged on the test bench (1), a guide pipe is connected between the water tank (26) and the air cylinder (27), a water guide pipe (30) is fixedly connected onto the air cylinder (27), one end, far away from the air cylinder (27), of the water guide pipe (30) is provided with a spray head (31), the spray head (31) is aligned to the fixed seat (3), and one-way valves.

2. The testing equipment for the motor according to claim 1, wherein the reciprocating device comprises a first rod piece (11) rotatably connected with the crank (9), a second rod piece (13) hinged to the upper end of the first rod piece (11), and a third rod piece (28) hinged to the lower end of the first rod piece (11), a limiting shaft (12) is fixedly connected to the frame body (10), a limiting pipe is arranged on the frame body (10), the second rod piece (13) is slidably connected with the limiting shaft (12) and the limiting pipe, and the third rod piece (28) is slidably connected with the testing table (1).

3. The testing equipment for the motor is characterized in that a plurality of groups of limiting rods (21) and sliding grooves are arranged, and limiting holes (20) matched with the limiting rods (21) are formed in the first blades (8).

4. A testing device for a motor according to claim 3, characterized in that the lower end of the test bench (1) is provided with support legs.

5. The testing equipment for the motor as claimed in claim 2, wherein the bottom of the supporting leg is provided with a self-locking universal wheel.

6. A testing device for a motor according to claim 5, characterized in that the side of the clamping block (25) remote from the slide bar (24) is provided with anti-slip threads.

7. The testing equipment for the motor according to claim 6, wherein a hydraulic support rod (2) is fixedly connected between the fixed seat (3) and the testing table (1).

8. The testing equipment for the motor according to claim 7, wherein a plurality of sets of sliding rails (18) are arranged in the fixing seat (3), a fixing plate (4) is connected in each sliding rail (18) in a sliding manner, a screw rod (5) is connected to the fixing plate (4) in a rotating manner, and the screw rod (5) is in threaded connection with the fixing seat (3).

9. A testing device for a motor according to claim 8, characterized in that the holder (3) is provided with a thermometer (14).

10. A testing device for a motor according to claim 4, characterized in that a sliding aid pad is arranged at the connection of the rotating shaft (7) and the two groups of supporting frames (6).