CN117526651A - Assembly fixture for motor rotor production and rotor position detection method - Google Patents

Abstract

The invention discloses an assembly tool for motor rotor production and a rotor position detection method, which are applied to the technical field of motor rotor assembly, and comprise a bracket, a mounting plate, a clamping assembly and a feeding assembly, and are characterized in that: the feeding assembly comprises an electric telescopic cylinder and a mounting frame, wherein the mounting frame is fixed at the top end of the bearing plate, the electric telescopic cylinder is fixed at one side of the mounting frame, a long ejector rod is fixed at the output end of the electric telescopic cylinder, and a sliding plate is fixed below the bearing plate by the long ejector rod; the bottom of sliding plate is fixed with the camera, supporting component is including the riser, the riser is fixed in the bottom of mounting panel, the riser is fixed with the second cylinder in one side, the output of second cylinder is fixed with the gag lever post, the top of gag lever post is fixed with pressure sensor, and the device has solved the problem that appears when the current unable accurate judgement motor rotor assembly, leads to the motor quality of assembly to have the problem.

Description

Assembly fixture for motor rotor production and rotor position detection method

Technical Field

The invention belongs to the technical field of motor rotor assembly, and particularly relates to an assembly tool for motor rotor production and a rotor position detection method.

Background

The motor rotor is a rotating part in the motor and is an important constituent part of the motor. The motor rotor is divided into a motor rotor and a generator rotor, various auxiliary equipment is used when the motor rotor is assembled, and the most frequent auxiliary equipment is motor rotor assembling tools.

The coaxiality of a motor rotor and a motor stator can not be detected when the existing motor rotor assembly tool is assembled, the position of the motor rotor can not be adjusted, the problem occurring when the motor rotor is assembled can not be accurately judged, and the quality of the assembled motor is problematic.

Therefore, it is necessary to provide an assembly tool for producing a motor rotor and a rotor position detection method, which detect coaxiality between the motor rotor and a motor stator during assembly, so that the position of the motor rotor can be adjusted, and the quality of the assembled motor is improved.

Disclosure of Invention

The invention aims at solving the problems in the background technology by aiming at the assembly tool for the production of the motor rotor of the existing material collecting device and the rotor position detection method.

In order to solve the technical problems, the invention provides the following technical scheme: the assembly fixture for the production of the motor rotor and the rotor position detection method comprise a bracket, a mounting plate, a clamping assembly and a feeding assembly, wherein the mounting plate is fixed at the top of the bracket, two groups of support rods are fixed at the top of the mounting plate, a bearing plate is fixed at the top of the two groups of support rods, a first conveying part is fixed at one side of the bracket, the feeding assembly is arranged above the bearing plate, the clamping assembly is arranged at one side of the bracket, and a placing groove is formed in the top of the mounting plate;

the pan feeding subassembly is including electronic flexible cylinder, mounting bracket, wherein:

the mounting frame is fixed at the top end of the bearing plate, the electric telescopic cylinder is fixed at one side of the mounting frame, a long ejector rod is fixed at the output end of the electric telescopic cylinder, a sliding plate is fixed below the bearing plate and is in sliding connection with the two groups of support rods; the bottom of the sliding plate is fixed with a camera.

According to the invention, the first transportation part is fixedly provided with the threaded rod, the threaded rod is connected with the sliding block in a threaded manner, one side of the first transportation part is fixedly provided with the motor, the output shaft of the motor is fixedly connected with the threaded rod, and the top of the sliding block is fixedly provided with the bearing disc.

The invention further describes that a second transportation part is fixed below the bracket, a transportation block is connected to the second transportation part in a sliding way, a connecting plate is fixed on the transportation block, an installation seat is fixed on the connecting plate, and the clamping assembly is arranged on the installation seat;

the clamping assembly comprises a mounting block, a first cylinder is fixed on one side, close to the long ejector rod, of the mounting block, and a clamping jaw cylinder is fixed on an output shaft of the first cylinder.

The invention further discloses that the support assembly is arranged below the support, the support assembly comprises a vertical plate, the vertical plate is fixed at the bottom of the mounting plate, a second air cylinder is fixed on one side of the vertical plate, a limiting rod is fixed at the output end of the second air cylinder, and a pressure sensor is fixed at the top of the limiting rod.

The invention further discloses a position detection system, which comprises a detection module and a processing module, wherein the detection module comprises an image receiving sub-module, a comparison sub-module and a pressure receiving sub-module, the image receiving sub-module is electrically connected with a camera, the pressure receiving sub-module is electrically connected with a pressure sensor, and the image receiving sub-module is connected with a line generating unit.

The invention further discloses that the processing module comprises an alarm sub-module and a marking sub-module.

Compared with the prior art, the invention has the following beneficial effects: according to the invention, the motor rotor can be clamped and moved to the upper side of the motor stator through the clamping assembly by arranging the feeding assembly, the clamping assembly and the camera, the motor rotor is assembled into the motor stator through the feeding assembly, and the coaxiality of the motor stator and the motor rotor is identified through the camera during assembly, so that the problem that the motor rotor cannot be accurately judged during assembly is solved, and the problem of the assembled motor quality is solved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic side view of the overall structure of the present invention;

FIG. 3 is an enlarged schematic view of area A of FIG. 1 in accordance with the present invention;

FIG. 4 is an enlarged schematic view of area B of FIG. 2 in accordance with the present invention;

FIG. 5 is an enlarged schematic view of area C of FIG. 2 in accordance with the present invention;

FIG. 6 is a schematic diagram of a position detection system of the present invention;

FIG. 7 is a schematic diagram of a coaxiality state of the present invention;

FIG. 8 is a second coaxiality status diagram of the present invention;

in the figure: 1. a bracket; 2. a first transport section; 3. a mounting plate; 4. a support rod; 5. a carrying plate; 6. a connecting plate; 7. a sliding block; 8. a second transport section; 9. a mounting frame; 10. an electric telescopic cylinder; 11. a long ejector rod; 12. a mounting block; 13. a first cylinder; 14. a clamping jaw cylinder; 15. a camera; 16. a riser; 17. a second cylinder; 18. a limit rod; 19. a sliding plate; 20. a carrying tray; 21. a threaded rod; 22. and (5) a mounting seat.

Detailed Description

The technical scheme of the present invention is further described in non-limiting detail below with reference to the preferred embodiments and the accompanying drawings. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-2, the present invention provides the following technical solutions: the utility model provides an assembly fixture for motor rotor production, including support 1, mounting panel 3, clamping assembly and pan feeding subassembly, mounting panel 3 is fixed in the top of support 1, the top of mounting panel 3 is fixed with two sets of bracing pieces 4, the top of two sets of bracing pieces 4 is fixed with loading board 5, one side of support 1 is fixed with first transport portion 2, the pan feeding subassembly sets up the top with loading board 5, clamping assembly sets up one side with support 1, be fixed with threaded rod 21 on the first transport portion 2, threaded rod 21 is last threaded connection has sliding block 7, one side of first transport portion 2 is fixed with the motor (for showing in the figure), the output shaft and the threaded rod 21 of motor are fixed, the top of sliding block 7 is fixed with loading tray 20, motor rotor has been placed on the loading tray 20, the starter motor drives threaded rod 21 and rotates, be convenient for drive clamping assembly's below with electronic rotor, make motor rotor lateral shifting.

The top of mounting panel 3 is provided with the standing groove, and the standing groove is used for placing motor stator.

The below of support 1 is fixed with second transport portion 8, and sliding connection has the transport piece on the second transport portion 8, is fixed with connecting plate 6 on the transport piece, is fixed with mount pad 22 on the connecting plate 6, and the clamping assembly sets up on mount pad 22, makes transport piece longitudinal movement in second transport portion 8 through external drive, is convenient for remove motor rotor to motor stator's top.

Referring to fig. 3, the feeding assembly comprises an electric telescopic cylinder 10 and a mounting frame 9, wherein the mounting frame 9 is fixed on the top end of the bearing plate 5, the electric telescopic cylinder 10 is fixed on one side of the mounting frame 9, a long ejector rod 11 is fixed at the output end of the electric telescopic cylinder 10, a sliding plate 19 is fixed below the bearing plate 5 and positioned below the long ejector rod 11, the sliding plate 19 is in sliding connection with two groups of support rods 4, stability of the long ejector rod 11 during expansion is conveniently improved, and the bottom of the long ejector rod 11 is conical.

The bottom of the sliding plate 19 is fixed with a camera 15 for shooting a placement hole for placing an electronic rotor in the motor stator.

Referring to fig. 4, the clamping assembly includes a mounting block 12, a first cylinder 13 is fixed on one side of the mounting block 12 near the long ejector rod 11, a clamping jaw cylinder 14 is fixed on an output shaft of the first cylinder 13, and the clamping jaw cylinder 14 is used for clamping up a rotor of an output motor.

Referring to fig. 5, a supporting component is disposed below the bracket 1 and is used for judging whether the motor rotor is in place, the supporting component includes a vertical plate 16, the vertical plate 16 is fixed at the bottom of the mounting plate 3, a second cylinder 17 is fixed at one side of the vertical plate 16, a limiting rod 18 is fixed at the output end of the second cylinder 17, and a pressure sensor (shown in the figure) is fixed at the top of the limiting rod 18 and is used for detecting whether the motor rotor is in place;

the motor rotor production is with assembling the rotor position detection method, including the position detection system, the position detection system includes detection module and processing module, the detection module includes the sub-module of image receiving, contrast sub-module and pressure receiving sub-module, the sub-module of image receiving is connected with 15 of the camera electrically, the sub-module of pressure receiving is connected with pressure sensor electrically, the sub-module of image receiving is connected with line generating unit;

the processing module comprises an alarm sub-module and a marking sub-module.

The position detection system comprises the following specific operation steps:

step one: placing the motor stator into a placing groove, placing the motor rotor into a bearing disc 20, moving the motor rotor to the lower part of the feeding assembly, and starting a second conveying part 8 to control the clamping assembly to move so as to clamp the motor rotor conveniently;

specifically, the staff puts the motor rotor into the bearing plate 20, starts the motor control sliding block 7 to transversely move in the first conveying part 2, moves the motor rotor to the lower part of the feeding assembly, then controls the second conveying part 8 to move to the upper part of the motor rotor, starts the first cylinder 13 to drive the clamping jaw cylinder 14 to downwardly move, clamps the motor rotor, then controls the second conveying part 8 to drive the clamping assembly to longitudinally move, and moves the clamped motor rotor to the lower part of the feeding assembly.

Step two: when the motor rotor moves to the lower part of the feeding assembly, the coaxiality of the motor rotor and the motor stator is detected through the camera 15, so that the coaxiality is accurately positioned, and the adaptation degree of the motor rotor and the motor stator is judged while the accurate positioning is realized;

specifically, when the motor stator moves and is placed in the placing groove, the camera 15 is started to shoot a photo of a placing hole in the motor stator, and signals are transmitted to the image receiving sub-module to record the photo, when the motor inner sub-moves to the lower part of the feeding component, the camera 15 is started again to shoot a photo of the motor rotor to transmit the photo to the image receiving sub-module, the photo of the motor stator and the photo of the motor rotor are transmitted to the line generating unit through the image receiving sub-module, the diameter of the placing hole of the motor stator is used for generating a line image, the outer diameter of the motor rotor is used for generating a line image, the images of the paths of the motor stator and the motor rotor are overlapped through the comparing unit, and as the line image of the placing hole is fixed, when the axes, namely the center points of the two axes are overlapped, the motor stator and the motor rotor are represented to be the same axis, the follow-up assembly work can be performed, when the center points of the two axes are not overlapped, at the same axis, at the moment, the signals are transmitted to the motor, the sliding block 7 is controlled to be transversely adjusted on the first conveying part 2, the photo of the motor rotor is transmitted to the image receiving sub-module, the real-time, the line image of the motor stator is compared with the line, the line image is fixed, the line axis of the positioning image receiving sub-module, the line is fixed, the line axis is fixed, the line axis and the line image is fixed, the line axis and the line axis is the line image is and the line when the center is the line is the center.

Step three: when the coaxiality of the motor rotor and the placement Kong Baochi of the motor stator is achieved, starting the feeding assembly to send the motor rotor into the placement hole of the motor stator;

specifically, the first cylinder 13 is started to extend to insert the motor rotor into the placement hole of the motor stator, at this time, the electric telescopic cylinder 10 is started to extend to contact the bottom of the long ejector rod 11 with the top of the motor rotor, and as the top of the motor rotor is provided with a long hole, the bottom of the long ejector rod 11 is inserted into the long hole and then pushes the electronic rotor downwards, at this time, the clamping jaw cylinder 14 is controlled to open, and the motor rotor is not clamped any more.

Step four: when the motor rotor is inserted into the placement hole, the motor rotor continuously moves downwards, and whether the motor rotor is installed in place or not is detected by a pressure sensor;

specifically, the second cylinder 17 is started to drive the limiting rod 18 to move to a fixed height, when the motor rotor moves downwards in the placement hole until the motor rotor contacts with the limiting rod 18, until the pressure sensor detects pressure, a signal is transmitted to the pressure receiving sub-module to indicate that the motor rotor is assembled in place, at the moment, the operation of the electric telescopic cylinder 10 is suspended, the operation of assembling the motor rotor is stopped, the assembled motor rotor and stator are taken down by a worker, and the next installation is performed.

The motor rotor and the motor stator are assembled through the steps, manual assembly is replaced, an automatic assembly function is realized, the motor rotor and the motor stator are coaxial, accurate alignment is realized, the problem that the motor rotor cannot be accurately judged when assembled is solved, and the assembled motor quality is problematic;

the method for judging the adaptation degree of the motor rotor and the motor stator in the second step comprises the following steps:

step two-a: setting a normal distance between a diameter generating line of a placement hole of the motor stator and a diameter of an outer diameter generating line of the motor rotor in the comparison sub-module as a constant value, wherein when coaxiality between the motor rotor and the motor stator is realized, the distance between the diameter generating line of the placement hole of the motor stator and the diameter of the outer diameter generating line of the motor rotor, which are detected in real time by the comparison sub-module, is b;

step two-b: comparing a with b, when a=b (as shown in fig. 7), it indicates that the degree of fit between the motor rotor and the motor stator is high, and when a is not equal to b (as shown in fig. 8), it indicates that the degree of fit between the motor rotor and the motor stator is low;

step two-c: transmitting a signal to the marking submodule when the adaptation degree of the motor rotor and the motor stator is low, and then repeating the third step and the fourth step to continuously assemble the motor rotor, and continuously judging the low assembly condition of the adaptation degree of the motor rotor and the motor stator;

specifically, when the motor rotor and the motor stator are assembled in place, the assembled motor rotor and motor stator are marked, so that a worker can conveniently take down to perform a test, the next procedure can be performed if the test is qualified, the defective rate of motor assembly is reduced, when the pressure receiving sub-module continuously does not receive the numerical value of the pressure sensor when the motor rotor is continuously assembled, the motor rotor cannot continuously move downwards in the placing hole of the motor stator, the motor rotor and the motor stator are not assembled, and at the moment, signals are transmitted to the alarm sub-module, so that the worker can conveniently be informed of the treatment;

the adaptation degree of the motor rotor and the motor stator can be detected through the steps, and the assembly is continued under the condition that the adaptation degree is judged, so that the quality of the assembled motor is further improved.

In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Finally, it should be pointed out that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting. Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may be modified or some technical features may be equivalently replaced, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims (7)

1. Assembling tooling for motor rotor production comprises a bracket (1), a mounting plate (3), a clamping assembly and a feeding assembly, and is characterized in that: the mounting plate (3) is fixed at the top of the support (1), two groups of support rods (4) are fixed at the top of the mounting plate (3), a bearing plate (5) is fixed at the top of the two groups of support rods (4), a first conveying part (2) is fixed at one side of the support (1), the feeding component is arranged above the bearing plate (5), the clamping component is arranged at one side of the support (1), and a placing groove is formed in the top of the mounting plate (3);

the pan feeding subassembly is including electronic flexible cylinder (10), mounting bracket (9), wherein:

the mounting frame (9) is fixed at the top end of the bearing plate (5), the electric telescopic cylinder (10) is fixed at one side of the mounting frame (9), a long ejector rod (11) is fixed at the output end of the electric telescopic cylinder (10), a sliding plate (19) is fixed below the bearing plate (5) by the long ejector rod (11), and the sliding plate (19) is in sliding connection with the two groups of support rods (4); the bottom of the sliding plate (19) is fixed with a camera (15).

2. The assembly fixture for producing a motor rotor according to claim 1, wherein: the novel transport device is characterized in that a threaded rod (21) is fixed on the first transport portion (2), a sliding block (7) is connected to the threaded rod (21) in a threaded mode, a motor is fixed on one side of the first transport portion (2), an output shaft of the motor is fixed with the threaded rod (21), and a bearing disc (20) is fixed at the top of the sliding block (7).

3. The assembly fixture for producing a motor rotor according to claim 2, wherein: a second conveying part (8) is fixed below the bracket (1), a conveying block is connected onto the second conveying part (8) in a sliding manner, a connecting plate (6) is fixed onto the conveying block, an installation seat (22) is fixed onto the connecting plate (6), and the clamping assembly is arranged on the installation seat (22);

the clamping assembly comprises a mounting block (12), a first air cylinder (13) is fixed on one side, close to the long ejector rod (11), of the mounting block (12), and a clamping jaw air cylinder (14) is fixed on an output shaft of the first air cylinder (13).

4. The assembly fixture for producing a motor rotor according to claim 3, wherein: the support comprises a vertical plate (16), wherein the vertical plate (16) is fixed at the bottom of the mounting plate (3), a second air cylinder (17) is fixed at one side of the vertical plate (16), a limiting rod (18) is fixed at the output end of the second air cylinder (17), and a pressure sensor is fixed at the top of the limiting rod (18).

5. The rotor position detection method for motor rotor production is characterized by comprising the following steps of: the position detection system comprises a detection module and a processing module, wherein the detection module comprises an image receiving sub-module, a comparison sub-module and a pressure receiving sub-module, the image receiving sub-module is electrically connected with a camera (15), the pressure receiving sub-module is electrically connected with a pressure sensor, and the image receiving sub-module is connected with a line generating unit.

6. The rotor position detection method for motor rotor production according to claim 5, wherein: the processing module comprises an alarm sub-module and a marking sub-module.

7. The rotor position detection method for motor rotor production according to claim 6, wherein: the position detection system comprises the following specific operation steps:

step one: placing a motor stator into a placing groove, placing a motor rotor into a bearing disc (20), moving the motor rotor to the lower part of a feeding assembly, and starting a second conveying part (8) to control the clamping assembly to move so as to clamp the motor rotor conveniently;

step two: when the motor rotor moves to the lower part of the feeding assembly, the coaxiality of the motor rotor and the motor stator is detected through the camera (15), so that the coaxiality is accurately positioned, and the adaptation degree of the motor rotor and the motor stator is judged while the accurate positioning is realized;

step three: when the coaxiality of the motor rotor and the placement Kong Baochi of the motor stator is achieved, starting the feeding assembly to send the motor rotor into the placement hole of the motor stator;

step four: when the motor rotor is inserted into the placement hole, the motor rotor continuously moves downwards, and whether the motor rotor is installed in place or not is detected through the pressure sensor.