CN216937124U - Micro motor empty position no-load detection equipment - Google Patents

Abstract

The utility model discloses a micro motor virtual position no-load detection device, which comprises: the device comprises a workbench, a shaft virtual position detection mechanism, a no-load test mechanism and a first conveying mechanism; the virtual position detection mechanism of axle includes: the device comprises a top rod bracket, a top rod shaft, a rotary table and a position distance inductor; the ejector rod support is fixedly arranged on the workbench, the ejector shaft rod is arranged on the ejector rod support in a sliding mode, the position distance sensor is arranged opposite to the ejector rod support, and the rotary table is arranged between the ejector rod support and the position distance sensor in a rotating mode. By adopting the design, the virtual position detection of the motor is realized by arranging the shaft virtual position detection mechanism, the match pieces do not need to be manually replaced, the detection is simple, convenient and accurate, and the working efficiency is improved; the shaft support jumping detection mechanism and the running-in test mechanism are arranged to detect the bending degree and the running-in of the motor shaft, so that a defective product is prevented from flowing out; through setting up no-load test mechanism, realize many motors synchronous test performance under the no-load, full automation control need not artifical material loading, reduces the cost of labor, and work efficiency is high.

Description

Empty load detection equipment for micro motor

Technical Field

The utility model relates to the technical field of detection of a virtual position of a micro motor, in particular to a device for detecting the virtual position of the micro motor in a no-load manner.

Background

The micro-motor is commonly used in a control system or a transmission mechanical load and is used for realizing the functions of detecting, analyzing, operating, amplifying, executing or converting electromechanical signals or energy and the like. The rotating shaft of the micro motor must be matched with the bearing, however, if a gap exists between the rotating shaft and the bearing, a virtual position phenomenon occurs, and a technician needs to detect the virtual position.

At present, technicians commonly use the plug sheets with different specifications for detection, the size of a virtual position is obtained only by a simple method, the implementation is very inconvenient, the plug sheets are required to be replaced by hands after the detection is finished every time, and the detection error is difficult to determine. After detection, the probe needs to be pulled out by hand, and the operation is complicated.

Therefore, it is desirable to design a device for detecting the empty load of the micro motor to overcome the shortcomings of the prior art.

SUMMERY OF THE UTILITY MODEL

The technical scheme adopted by the utility model to achieve the technical purpose is as follows: a no-load detection device for a virtual position of a micro motor is characterized by comprising: the device comprises a workbench, a shaft virtual position detection mechanism, a no-load test mechanism and a first conveying mechanism; the shaft virtual position detection mechanism and the no-load testing mechanism are respectively arranged at two ends of the workbench, the first conveying mechanism is positioned above the shaft virtual position detection mechanism, the shaft virtual position detection mechanism is used for detecting the axial moving distance of a rotating shaft of the motor, the no-load testing mechanism is used for testing the performance of the motor, and the first conveying mechanism is used for conveying an external motor to the shaft virtual position detection mechanism; the virtual position detection mechanism of axle includes: the device comprises a top rod bracket, a top rod shaft, a rotary table and a position distance inductor; the ejector rod support is fixedly arranged on the workbench, the ejector rod shaft is slidably arranged on the ejector rod support, the position distance inductor is slidably arranged on the workbench, the position distance inductor and the ejector rod support are oppositely arranged, and the turntable is rotatably arranged between the ejector rod support and the position distance inductor.

In a preferred embodiment, a shaft run-out detection mechanism is further provided between the shaft virtual position detection mechanism and the empty load test mechanism, and the shaft run-out detection mechanism is located below the first conveying mechanism, and the shaft run-out detection mechanism includes: the device comprises a placing frame, a discharging terminal and a laser detector; the laser detection device comprises a rack, a workbench, a discharge terminal and a laser detector, wherein the rack is fixedly connected with the workbench, a placing position is arranged on the top of the rack, the discharge terminal is arranged on the placing position, and the laser detector is arranged at one end of the rack.

In a preferred embodiment, a transfer mechanism is further provided between the shaft run-out detection mechanism and the no-load test mechanism, and the transfer mechanism includes: the balladeur train, the balladeur train with workstation sliding connection, be equipped with the fixed position on the head and the tail both ends at balladeur train top respectively, both ends the fixed position between still be equipped with the push rod, the push rod can to the head end of balladeur train slides.

In a preferred embodiment, three detection clamping jaws are arranged on the first conveying mechanism at intervals in a sliding manner, and the three detection clamping jaws are in one-to-one correspondence with the shaft virtual position detection mechanism, the shaft run-out detection mechanism and the transfer transmission mechanism respectively.

In a preferred embodiment, a running-in test mechanism is further disposed between the transfer mechanism and the idle-load test mechanism, a second conveying mechanism is disposed on the running-in test mechanism, a conveying direction of the second conveying mechanism is perpendicular to a conveying direction of the first conveying mechanism, and the running-in test mechanism includes: the running-in test device comprises a plurality of running-in test positions arranged along the conveying direction of the second conveying mechanism, each running-in test position is provided with a discharging terminal, and one side of each running-in test position is rotatably provided with a pressing part.

In a preferred embodiment, the second conveying mechanism is integrally provided with two running-in clamping jaws, one side of the running-in testing mechanism is further provided with a defective product collecting box, one end of the defective product collecting box is provided with a containing position, one side of the defective product collecting box is further provided with a defective product dotting pen, and the height of the defective product dotting pen corresponds to the height of the running-in clamping jaws.

In a preferred embodiment, the empty test mechanism comprises: a virtual position placing disc, a test bracket and a third conveying mechanism; third conveying mechanism's direction of delivery with second conveying mechanism's direction of delivery parallels, the virtual position place the dish with follow in proper order between the test third conveying mechanism's direction of delivery arranges, the virtual position place the dish with transfer mechanism is corresponding, the virtual position is placed the dish and is equidistance be provided with a plurality of fixed position, be equipped with the equidistance on the test support and be equipped with a plurality of virtual position test station, every be equipped with respectively on the virtual position test station put the electricity terminal, every rotate respectively on one side of virtual position test station and be equipped with the piece of closing.

The utility model has the beneficial effects that: the motor virtual position detection is realized by arranging the shaft virtual position detection mechanism, the match pieces do not need to be replaced manually, the detection can be repeated, the detection is simple, convenient and accurate, and the working efficiency is improved; the shaft support jumping detection mechanism and the running-in test mechanism are arranged to detect the bending degree and the running-in of the motor shaft, so that a defective product is prevented from flowing out; the utility model realizes the synchronous test of the performance of multiple motors under no load by arranging the no-load test mechanism so as to know whether the produced motors meet the manufacturing requirements.

Drawings

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

FIG. 2 is a schematic structural diagram of a virtual axis position detection mechanism according to the present invention;

FIG. 3 is a schematic structural diagram of a first conveying mechanism according to the present invention;

FIG. 4 is a schematic structural view of the shaft run-out detecting mechanism according to the present invention;

FIG. 5 is a schematic structural diagram of a running-in test mechanism according to the present invention;

FIG. 6 is a schematic structural view of a second conveying mechanism according to the present invention;

fig. 7 is a schematic structural diagram of the no-load test mechanism of the present invention.

In the figure:

10. a shaft virtual position detection mechanism; 11. a mandril bracket; 12. a top shaft lever; 13. a turntable; 14. a bit distance sensor; 15. a first conveying mechanism; 16. detecting the clamping jaw;

20. a shaft run-out detection mechanism; 21. placing a rack; 211. placing bits; 22. a discharge terminal; 23. a laser detector;

30. a transfer mechanism; 31. a carriage; 32. fixing the position; 33. a push rod;

40. a running-in testing mechanism; 41. a second conveying mechanism; 42. running in the clamping jaw; 43. a running-in test position; 44. a pressing part; 45. a defective product collection box; 46. accommodating in place; 47. a point pen is used for marking defective products;

50. a no-load testing mechanism; 51. a dummy position placing plate; 52. a test rack; 53. a dummy test station; 54. a third conveying mechanism;

60. a work bench.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

As shown in fig. 1 to 7, the present invention provides a detection apparatus for detecting a null position of a micro motor, including: the device comprises a workbench 60, a shaft virtual position detection mechanism 10, a no-load test mechanism 50 and a first conveying mechanism 15; the shaft virtual position detection mechanism 10 and the no-load test mechanism 50 are respectively arranged at two ends of the workbench 60, the first conveying mechanism 15 is located above the shaft virtual position detection mechanism 10, the shaft virtual position detection mechanism 10 is used for detecting the axial movement distance of a rotating shaft of a motor, the no-load test mechanism 50 is used for testing the performance of the motor, and the first conveying mechanism 15 is used for conveying an external motor to the shaft virtual position detection mechanism 10; the shaft virtual position detection mechanism 10 includes: the device comprises a top rod support 11, a top shaft rod 12, a rotary table 13 and a displacement sensor 14; the ejector rod support 11 is fixedly arranged on the workbench 60, the ejector rod 12 is slidably arranged on the ejector rod support 11, the position distance sensor 14 is slidably arranged on the workbench 60, the position distance sensor 14 is arranged opposite to the ejector rod support 11, the rotary disc 13 is rotatably arranged between the ejector rod support 11 and the position distance sensor 14, the external assembled motor is conveyed in by the first conveying mechanism 15 and is placed on the rotary disc 13 on the shaft virtual position detection mechanism 10, the rotary disc 13 rotates 90 degrees anticlockwise to enable the head end of the motor shaft to face the position distance sensor 14, the tail end of the motor shaft faces the ejector rod support 11, after the sensing device senses the motor steering, the length of the motor shaft is measured, then the ejector rod 12 slides on the ejector rod support 11, and the end part of the ejector rod 12 is abutted to the tail end of the motor shaft, meanwhile, the displacement sensor 14 moves towards the head end of the motor shaft and is abutted against the head end of the motor shaft, and the displacement distance of the motor shaft which is ejected out is measured through the displacement distance of the displacement sensor 14, so that the virtual displacement distance of the motor is obtained.

It should be noted that, should be equipped with the cavity that supplies to place the motor on the carousel 13, this cavity should be able to prevent that the motor from giving ejecting carousel 13 with the motor by ejector pin 12 when being supported by ejector pin 12, or set up the baffle on carousel 13, the recess that supplies the motor shaft to pass is seted up to the baffle, realizes when the motor is supported by ejector pin 12, the motor is by the baffle bumping post, and the motor shaft can wear out the baffle through the recess that sets up.

Further, in this embodiment, a shaft run-out detection mechanism 20 is further provided between the shaft virtual position detection mechanism 10 and the empty test mechanism 50, the shaft run-out detection mechanism 20 is located below the first conveying mechanism 15, and the shaft run-out detection mechanism 20 includes: a placing frame 21, a discharge terminal 22 and a laser detector 23; the placing frame 21 is fixedly connected with the workbench 60, a placing position 211 is arranged on the top of the placing frame 21, the discharge terminal 22 is arranged on the placing position 211, the laser detector 23 is arranged on one end of the placing frame 21, after the motor detects the virtual position, is conveyed to the placing position 211 of the placing frame 21 by the first conveying mechanism 15, and one end of the motor with a power receiving port is inserted with the discharging terminal 22, therefore, kinetic energy is provided for the motor, the laser detector 23 is arranged at the position of the head end of the motor shaft, and the position of the shaft can not change because the placing frame 21 and the placing position 211 thereon are fixed, the position of the laser detector 23 does not need to be adjusted, when the motor is connected with current through the discharging terminal 22, the motor shaft rotates, and the laser detector 23 detects the shaft motion track when the motor shaft rotates, so as to judge whether the motor shaft has a bent branch.

Further, in this embodiment, a transfer transmission mechanism 30 is further provided between the shaft run-out detection mechanism 20 and the empty test mechanism 50, and the transfer transmission mechanism 30 includes: the sliding device comprises a sliding frame 31, the sliding frame 31 is connected with the working table 60 in a sliding mode, the sliding direction of the sliding frame 31 is consistent with the conveying direction of the first conveying mechanism 15, fixing positions 32 are respectively arranged at the head end and the tail end of the top of the sliding frame 31, a push rod 33 is further arranged between the fixing positions 32 at the two ends, and the push rod 33 can slide towards the head end of the sliding frame 31.

Further, in this embodiment, the first conveying mechanism 15 is provided with three detection clamping jaws 16 at intervals in a sliding manner, the three detection clamping jaws 16 move synchronously, the three detection clamping jaws 16 correspond to the shaft virtual position detection mechanism 10, the shaft run-out detection mechanism 20 and the transfer transmission mechanism 30 one by one, so that when the first detection clamping jaw 16 clamps an external motor, the second detection clamping jaw 16 clamps the motor on the shaft virtual position detection mechanism 10, and the third detection clamping jaw 16 clamps the motor on the shaft run-out detection mechanism 20, and when the first detection clamping jaw 16 places the motor on the shaft virtual position detection mechanism 10, the third clamping jaw places the motor on the fixing position 32 at the end of the transfer transmission mechanism 30.

Further, in this embodiment, a running-in test mechanism 40 is further disposed between the transfer mechanism 30 and the empty-load test mechanism 50, a second conveying mechanism 41 is disposed on the running-in test mechanism 40, the second conveying mechanism 41 is located at an end of the first conveying mechanism 15, a conveying direction of the second conveying mechanism 41 is perpendicular to a conveying direction of the first conveying mechanism 15, and the running-in test mechanism 40 includes: a plurality of running-in test positions 43 arranged along the conveying direction of the second conveying mechanism 41, wherein each running-in test position 43 is respectively provided with the discharging terminal 22, one side of each running-in test position 43 is respectively and rotatably provided with a pressing part 44, when the first conveying mechanism 15 places the motor at the tail end of the transfer transmission mechanism 30, the transfer transmission mechanism 30 moves towards the direction far away from the shaft run-out detection mechanism 20, then the second conveying mechanism 41 clamps the motor at the tail end of the transfer transmission mechanism 30 and places the motor on the running-in test position 43, and is plugged in with the power connection port of the motor through the discharging terminal 22 to supply power to the motor, so that the motor rotates to carry out running-in test, wherein the running-in test is a running-in test, and in order to prevent the motor from jumping when rotating, the pressing part 44 is respectively arranged on one side of each running-in test position 43, when the motor is placed, the press-fit 44 presses the motor against the running-in test position 43.

Further, in this embodiment, two running-in jaws 42 are integrally provided on the second conveying mechanism 41, a defective product collecting box 45 is also arranged on one side of the running-in testing mechanism 40, one end of the defective product collecting box 45 is provided with a containing position 46, a defective product dotting pen 47 is further arranged on one side of the defective product collecting box 45, the height of the defective product dotting pen 47 corresponds to that of the running-in clamping jaw 42, the two runners and jaws slide in synchronism and, when a motor is gripped onto the running-in testing mechanism 40, another running-in jaw 42 picks up a motor which has been run-in tested and places the motor on the head end of the transfer mechanism 30, when a running-in defective product exists, the running-in clamping jaw 42 clamps the defective product and moves to the upper part of the defective product collecting box 45, and the defective motor is marked by a defective marking pen, and then the defective is placed on the accommodating position 46, and the accommodating position 46 receives the defective into the defective collecting box 45.

It should be noted that, when the running-in clamping jaw 42 clamps the motor at the end of the running-in transferring mechanism 30, the running-in transferring mechanism will move towards the shaft run-out detecting mechanism 20, and at this time, the head end of the running-in transferring mechanism 30 corresponds to the second conveying mechanism 41 up and down, so that the running-in clamping jaw 42 can be placed at the head end of the running-in transferring mechanism 30 when clamping the motor on the running-in testing mechanism 40.

Further, in this embodiment, the no-load test mechanism 50 includes: a dummy position placing tray 51, a test rack 52, and a third conveying mechanism 54; the conveying direction of the third conveying mechanism 54 is parallel to the conveying direction of the second conveying mechanism 41, the dummy position placing tray 51 and the test are sequentially arranged along the conveying direction of the third conveying mechanism 54, the dummy position placing tray 51 corresponds to the transfer transferring mechanism 30, a plurality of fixing positions 32 are equidistantly arranged on the dummy position placing tray 51, a plurality of dummy position testing stations 53 are equidistantly arranged on the testing bracket 52, each dummy position testing station 53 is respectively provided with the electricity discharging terminal 22, one side of each dummy position testing station 53 is respectively and rotatably provided with the pressing part 44, when a motor is placed at the tail end of the transfer transferring mechanism 30, the transfer transferring mechanism 30 moves towards the axial dummy position testing mechanism, so that the motor which is positioned at the head end of the transfer transferring mechanism 30 and is subjected to the running-in test corresponds to the fixing positions 32 on the dummy position placing tray 51, at this time, the push rod 33 on the transfer mechanism 30 moves towards the head end to push the motor into the fixed position 32, the virtual position placing disc 51 rotates to enable the next fixed position 32 to correspond to the transfer mechanism 30, the transfer mechanism 30 moves backwards to wait for the next motor which is subjected to the running-in test to be placed on the virtual position placing disc, wherein four fixed positions 32 on the virtual position placing disc 51 are provided, after the four fixed positions are completely provided with the motor, the third conveying mechanism 54 synchronously clamps the motors on the four fixed positions 32 and conveys the motors to the virtual position testing station 53, the number of the virtual position testing station 53 is the same as that of the fixed positions 32, the motors are placed on the virtual position testing station 53 to be plugged with the electricity discharging terminals 22 on the virtual position testing station 53, so that kinetic energy is provided for the motors to operate, the performance of the motors under no load is tested, and meanwhile, in order to prevent the motors from jumping when the motors rotate, in order to improve the connection between the motor and the discharge terminal 22, a pressing member 44 is rotatably disposed on one side of each dummy test station 53, the pressing member 44 is controlled by a cylinder to be lifted, and when the motor is placed on the dummy test station 53, the pressing member 44 is rotated and lowered to press the motor, thereby preventing the motor from jumping.

In conclusion, the virtual position detection of the motor is realized by arranging the shaft virtual position detection mechanism, the match pieces do not need to be replaced manually, the detection can be repeated, the detection is simple, convenient and accurate, and the working efficiency is improved; the shaft support jumping detection mechanism and the running-in test mechanism are arranged to detect the bending degree and the running-in of the motor shaft, so that a defective product is prevented from flowing out; the utility model realizes the synchronous test of the performance of multiple motors under no load by arranging the no-load test mechanism so as to know whether the produced motors meet the manufacturing requirements.

The utility model is not limited solely to that described in the specification and embodiments, and additional advantages and modifications will readily occur to those skilled in the art, so that the utility model is not limited to the specific details, representative apparatus, and illustrative examples shown and described herein, without departing from the spirit and scope of the general concept as defined by the appended claims and their equivalents.

Claims (7)

1. A no-load detection device for a virtual position of a micro motor is characterized by comprising: the device comprises a workbench, a shaft virtual position detection mechanism, a no-load test mechanism and a first conveying mechanism; the shaft virtual position detection mechanism and the no-load testing mechanism are respectively arranged at two ends of the workbench, the first conveying mechanism is positioned above the shaft virtual position detection mechanism, the shaft virtual position detection mechanism is used for detecting the axial moving distance of a rotating shaft of the motor, the no-load testing mechanism is used for testing the performance of the motor, and the first conveying mechanism is used for conveying an external motor to the shaft virtual position detection mechanism; the virtual position detection mechanism of axle includes: the device comprises a top rod bracket, a top rod shaft, a rotary table and a position distance inductor; the ejector rod support is fixedly arranged on the workbench, the ejector rod shaft is slidably arranged on the ejector rod support, the position distance inductor is slidably arranged on the workbench, the position distance inductor and the ejector rod support are oppositely arranged, and the turntable is rotatably arranged between the ejector rod support and the position distance inductor.

2. The micro motor empty load detection device according to claim 1, wherein a shaft run-out detection mechanism is further provided between the shaft empty load detection mechanism and the empty load test mechanism, the shaft run-out detection mechanism is located below the first conveying mechanism, and the shaft run-out detection mechanism includes: the device comprises a placing frame, a discharging terminal and a laser detector; the laser detection device comprises a rack, a workbench, a discharge terminal and a laser detector, wherein the rack is fixedly connected with the workbench, a placing position is arranged on the top of the rack, the discharge terminal is arranged on the placing position, and the laser detector is arranged at one end of the rack.

3. The empty load detection device of the micro motor position as claimed in claim 2, wherein a transfer mechanism is further provided between the shaft run-out detection mechanism and the empty load test mechanism, the transfer mechanism comprises: the balladeur train, the balladeur train with workstation sliding connection, be equipped with the fixed position on the head and the tail both ends at balladeur train top respectively, both ends the fixed position between still be equipped with the push rod, the push rod can to the head end of balladeur train slides.

4. The empty load detection device of the micro motor position as claimed in claim 3, wherein three detection jaws are slidably disposed on the first conveying mechanism at intervals, and the three detection jaws are respectively in one-to-one correspondence with the shaft position detection mechanism, the shaft run-out detection mechanism and the transfer mechanism.

5. The empty load detection device of the micro motor dummy bit as claimed in claim 3, wherein a running-in test mechanism is further disposed between the transferring mechanism and the empty load test mechanism, a second conveying mechanism is disposed on the running-in test mechanism, a conveying direction of the second conveying mechanism is perpendicular to a conveying direction of the first conveying mechanism, and the running-in test mechanism comprises: the running-in test positions are arranged along the conveying direction of the second conveying mechanism, each running-in test position is provided with the electricity discharging terminal, and one side of each running-in test position is rotatably provided with a pressing part.

6. The empty load detection device of the micro motor as claimed in claim 5, wherein the second conveying mechanism is integrally provided with two running-in jaws, the running-in testing mechanism is further provided with a defective product collecting box at one side thereof, the defective product collecting box is provided with a receiving position at one end thereof, and the defective product collecting box is further provided with a defective product dotting pen at one side thereof, the defective product dotting pen corresponding to the height of the running-in jaws.

7. The apparatus of claim 5, wherein the no-load test mechanism comprises: a virtual position placing disc, a test bracket and a third conveying mechanism; third conveying mechanism's direction of delivery with second conveying mechanism's direction of delivery parallels, the virtual position place the dish with follow in proper order between the test third conveying mechanism's direction of delivery arranges, the virtual position place the dish with transfer mechanism is corresponding, the virtual position is placed the dish and is equidistance be provided with a plurality of fixed position, be equipped with the equidistance on the test support and be equipped with a plurality of virtual position test station, every be equipped with respectively on the virtual position test station put the electricity terminal, every rotate respectively on one side of virtual position test station and be equipped with the piece of closing.

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