KR100586525B1 - A performance tester and testing method for power window motor - Google Patents

Abstract

The present invention relates to a performance test method for a vehicle window driving motor and a performance tester therefor, and more particularly, check items such as insulation state, rotation direction, voltage, current, rotation speed, vibration, noise, and the like, and a reference value for the vehicle window. It is set by reflecting the use condition of the driving motor, and it is divided into no load, government load, overload, and restraint to provide a performance test method for quickly and collectively checking whether the drive motor meets the criteria of the above items. Meanwhile, as a performance tester therefor, a controller 15 and a torque meter 50 including a conventional insulation measuring instrument, a vibration measuring instrument, etc. are provided, and the jig unit 20 for fixing the driving motor 1 of various models is performed. The drive motor 1 is automatically connected to the torque meter 50, the insulation measuring means, and the vibration measuring means while being formed to be insulated and dust-proof from the body of the tester. By providing the configuration of the performance tester 10 to be cut off, the inspection work of the produced driving motor 1 is automated, thus making the inspection work extremely easy, reducing the working time, and relieving the inspection result. The present invention relates to a performance test method for a vehicle window drive motor having an effect of improving productivity of the drive motor 1 and a performance tester therefor.

Motor, tester, test, check, measurement, auto, windows, vehicle, automobile

Description

A performance tester and testing method for power window motor for a vehicle window driving motor

1 is a configuration diagram showing the front and side of a typical vehicle window driving motor

Figure 2 is a side view showing the overall configuration of a performance tester according to the present invention

Figure 3 is a front view showing the jig portion of the performance tester according to the present invention

Figure 4a to 4b is a side view showing the operating state of the jig portion according to the present invention

5 is a plan view showing a schematic configuration of a jig unit according to the present invention;

Figure 6 is a side view showing a torque meter of the performance tester according to the present invention

7 is a front view showing a vibration measuring unit of the performance tester according to the present invention

8 is a plan view showing a vibration measuring unit of the performance tester according to the present invention

*** Explanation of symbols for the main parts of the drawing ***

1: motor (driving motor) 10: performance tester 15: controller

20: jig portion 22: guide rail 23: rodless cylinder

25: jig base 26: insulation block 30: jig plate

31: jig body 35: fastening plate 40: rod housing

42: pressure rod 45: pressure plate 50: torque meter

60: vibration measuring unit S1, S2, S3: proximity sensor Sv: vibration sensor

The present invention relates to a performance test method for a vehicle window driving motor and a performance tester therefor, and more particularly, to a performance tester having a controller and a torque meter including a conventional insulation measuring instrument, a vibration measuring instrument, etc. It is formed to insulate and dust the body of the performance tester and the jig portion for fixing the, wherein the drive motor is formed to be automatically connected and disconnected to the torque meter, insulation measuring means, vibration measuring means, Automated inspection of drive motor insulation, rotation direction, voltage, current and rotation speed (no load, overload, overload, restraint), vibration, noise, etc. Not only can the test results be reliable, but also the test results of the performance of the vehicle window drive motor that can ultimately improve the productivity of the drive motor. And to the performance tester for him.

In recent years, with the rapid development of industrial technology, not only the industrial field but also all the devices of everyday life are being automated, and therefore, most of the windows of automobiles are automated and operated by the vehicle window driving motor. A schematic configuration of the vehicle window driving motor will be described with reference to FIG. 1.

A conventional vehicle window driving motor 1 has a reduction gear (not shown), and a plurality of fastening holes 6 are provided in the motor housing 5 so that the driving motor 1 can be installed inside the vehicle door. It is formed, the output shaft (7) protrudes on one side of the motor housing (5) and the pinion (8) is inserted and fastened so that the rotational force can be transmitted to the output shaft (7), the power supply from the outside (9) is provided in the drive motor (1).

On the other hand, the drive motor (1) is a motor for driving the window of the vehicle, in addition to the conditions that a general motor commonly used for other purposes must meet certain conditions can be used.

That is, as a general motor condition, the motor housing must be insulated from the outside, and the motor housing must be rotated at a constant rotational speed in a direction determined according to the supply direction of the current under no load, Specific conditions include the weight of the vehicle's window and its static state, including the normal frictional resistance that occurs when the window is opened and closed, and the frictional resistance of the window due to foreign matter or the arm of the vehicle occupant of the vehicle. It operates normally under the overload condition considered and stops in the restrained state considering the window is not fully opened or closed and the window cannot be opened or closed due to foreign matter, but the overcurrent flows or the output shaft of the driving motor. This allowable torque should not be exceeded.

In addition, in the case of a window drive motor for a vehicle, in addition to the essential conditions according to the specific use conditions as described above, the driver should provide a higher quality drive motor that minimizes vibration and noise in consideration of the driver's convenience. Make noise and noise.

However, conventionally, in checking the performance of a vehicle window drive motor, not only has there been a problem of applying a general motor inspection standard, but also a dedicated inspection device is provided even when the inspection is performed by setting an item and a reference value suitable for the vehicle window drive motor. It is a general purpose inspection equipment that checks resistance, voltage, current, rotation speed, torque, vibration, noise, etc., as the worker inspects the window drive motor of the vehicle one by one. It takes a lot of time, and may cause different inspection results depending on the worker, such as the reliability is lowered, there was a problem that the productivity is lowered as a result.

An object of the present invention for solving the above problems is to set a check item and a reference value of a vehicle window drive motor and to perform a quick test of whether or not to meet the above items sequentially and the configuration of a performance tester therefor In order to ultimately improve the productivity of the vehicle window drive motor, a controller and a torque meter including a conventional insulation measuring instrument, a vibration measuring instrument, etc. are provided in the performance tester, and the jig part for fixing the driving motors of various models of the tester It is formed to be insulated and dustproof with the body, and the drive motor is automatically connected to and disconnected from the torque meter, the vibration measuring means, and the insulating measuring means, so that the insulation state according to the operation of the driving motor, All directions including rotation direction, voltage, current and rotation speed (no load, overload, overload, restraint), vibration, noise, etc. Automate to check in.

The performance test method of the vehicle window drive motor and the performance tester therefor according to the present invention for achieving the object as described above will be described in detail with reference to FIGS. 2 to 8, the drive of the same configuration as FIG. Motors (hereinafter referred to as "motors") are denoted by the same reference numerals to avoid duplication of description.

Looking at the overall configuration of the performance tester according to the present invention with reference to Figure 2, the performance tester 10 according to the present invention is a controller (15) including a conventional insulation measuring device and a conventional vibration measuring device for measuring the resistance, voltage, current ), A jig portion 20 having insulation measuring means and mounted with various models of motors to be tested, and a load and a restraining force against rotation of the motor while measuring rotational speed and rotational torque of the motor. A conventional torque meter 50 including a hysteresis brake capable of applying i) and a vibration measuring unit 60 which is a vibration measuring means of the motor are constituted.

The detailed configuration of each part of the performance tester 10 will be described in more detail with reference to FIGS. 3 to 5. First, the configuration of the jig unit 20 will be described with reference to FIGS. 3 and 4A. The pair of cylinder brackets 21 installed on the base plate 12 of the performance tester, the guide rails 22 installed on the upper side of the cylinder brackets 21, and both ends thereof are supported by the cylinder brackets 21. A conventional rodless cylinder 23 in which the slider 24 is driven left and right, and a jig base 25 fastened to both sides of the slider 24 and reciprocated from side to side, but seated to guide the guide rail 22. And a jig plate 30 provided on the upper side of the jig base 25 as an insulating dustproof block 26 made of rubber material, and a jig body formed so as to stand upright on an upper end of one side of the jig plate 30 ( 31, Jig Body) and formed on one side of the jig body 31 and measured Fastening plate 35 for mounting the motor (1), the rod housing 40 formed in the upper portion of the jig body 31, and the rotating hole 44 is fastened to one end and the connector 48 on the other end ) Can be fixed to the pressure rod 42 which is inserted into the rod housing 40 and rotates left and right and rotates, and is attached to the rotary hole 44 to fix the motor 1 mounted on the fastening plate 35. It consists of a pressing plate 45 formed so as to be connected to the connector 48 and a pneumatic cylinder 47 installed on the jig body 31 to operate the pressure rod 42.

On the other hand, the jig body 31 and the fastening plate 35 are formed through holes 32 and 37 on the same center line, respectively, to allow the pinion 8 of the motor 1 to penetrate the fastening plate 35. A plurality of fastening protrusions 36 inserted into the fastening holes 6 of the motor housing 5 are formed (FIGS. 4A and 4B).

Then, the guide pin 41 is inserted and fixed to one side of the rod housing 40, and the guide groove 43 into which the guide pin 41 is recessed is formed long in the axial direction on the outer circumferential surface of the pressure rod 42. Both sides of the guide groove 43 are formed to be bent by rotating 90 ° in the circumferential direction of the pressure rod 42 (FIGS. 4A and 4B).

In addition, one side of the pressing plate 45 in contact with the motor 1 is formed to insulate the pressing plate 45, the copper plate (46, 銅板) which is an insulation measuring means electrically connected to the controller (Figs. 4C, 4D), jig A pair of proximity sensors S1 for detecting the operation of the base 25 is formed on the base plate 12 (FIG. 5), and a pair of other proximity sensors S2 is provided on the side of the jig body 31. To form (Fig. 3), the proximity sensor (S2) determines whether the motor 1 is mounted or the mounting direction, which is made of the shape and rotation direction of the motor to be installed on the left and right doors of the vehicle opposite to each other This is to recognize whether the installed motor is for left or right.

Looking at the configuration of the torque meter 50 with reference to Figure 6, the torque meter 50 can not only measure the number of revolutions (RPM) of the spindle 55 that receives the rotational force from the outside, It is provided with a known hysteresis brake and a load cell which can measure rotational torque applied to the motor by applying an arbitrary load or restraining the rotation of the spindle 55. As one conventional torque meter 50, the adapter 57 having the internal gear 58 formed therein so as to be inserted into the pinion of the motor is inserted at the end of the spindle 55 of the torque meter 50 so as to be cushioned with the compression spring 56. do.

Looking at the configuration of the vibration measuring unit 60 as the vibration measuring means with reference to Figures 7 and 8 in more detail, the vibration measuring unit 60 is a stand for attaching a conventional vibration sensor (Sv) connected to the controller In addition, a pair of posts 62 are provided on the base plate 12, and each of the posts 62 includes a fastener 65 as a plurality of connecting rods 63a and 63b. In order to detect the vibration of the motor 1 by attaching a normal vibration sensor (Sv) in contact with the motor housing (5), a pair of vibration measuring units (60) are installed on the left and right sides of the jig unit, and the left side of the vehicle The inspection is possible regardless of the motor for the right window.

As shown in FIGS. 4C and 4D, the post 62 is provided with a proximity sensor S3 so that the pinion 8 of the motor 1 moves inside the adapter 57 in accordance with the transfer of the jig base 25. Engaged in gear 58 to sense that it is ready to check the performance of the motor (1).

On the other hand, a conventional noise measuring instrument (not shown) is provided separately from the performance tester to measure the noise according to the driving of the motor.

Operational effects of the performance tester configured as described above and the performance test method of the vehicle window driving motor according to the present invention will be described in detail with reference to FIGS. 3 and 4A to 4D.

Performance test method of the vehicle window drive motor according to the present invention, after connecting the connector of the first motor (1) and the other connector (not shown) provided in the performance tester, the motor to the fastening projection 36 of the fastening plate 35 When the motor 1 is mounted on the jig part 20 by inserting the fastening hole 6 of the housing 5 to drive the performance tester, the pressure in which one side of the connector 48 and one side are fastened according to the operation of the pneumatic cylinder 47 is performed. The rod 42 is transferred, and the rotary tool 44 fastened to the other side of the pressure rod 42 and the pressing plate 45 formed on the rotary tool 44 pressurize and fix the motor 1 (Figs. 4A to 4). 4c).

On the other hand, the pressing plate 45 is reciprocated in a straight line by the pressure rod 42 and to the central side of the jig body 31 on which the motor 1 is mounted in a state located on the left or right side of the first jig body 31. As it rotates, the operator can easily mount the motor 1 to the fastening plate 35, which is fixed to one side of the rod housing 40 by the guide pin 41 and the guide pin 41 is recessed. This is because the guide grooves 43 of the pressure rods 42 are bent at 90 degrees in the circumferential direction of the pressure rods 42 (Figs. 4B and 4C).

Then, it is determined by the pair of proximity sensors S2 formed on both sides of the jig body 31 whether the motor 1 to be checked and whether the motor is for the left or right side of the vehicle (Fig. 3), The pinion 8 formed on the motor 1 communicates with the other side to which the motor 1 is fastened through the fastening plate 35 and the through holes 37 and 32 formed in the jig body 31 so as to communicate with the torque meter. It can connect with 57 (FIG. 4C).

After the motor 1 is firmly fixed to the fastening plate 35 by the pressing plate 45, the slider 24 of the rodless cylinder 23 is operated so that the jig base 25 fastened to the slider 24 is torqued. By feeding to the meter side, the pinion 8 of the motor 1 is inserted into the internal gear 58 formed in the adapter 57 of the torque meter, in which the combination of the motor 1 and the adapter 57 is the spindle of the torque meter. The pinion 8 of the motor 1 is fully inserted into the internal gear 58 while the shock spring 56 is fully cushioned by the compression spring 56 formed between the adapter 57 and the post 57 of the vibration measuring unit 60. Sensing by proximity sensor S3 formed in FIG. 4 (FIG. 4C, FIG. 4D).

When the loading process of the motor as described above is completed, the general inspection items and the inspection items to be equipped with the vehicle window driving motor are tested. First, a voltage of 500 to 1000 V is applied to the motor 1 through the connector. After that, an insulation test is performed to check whether electricity is leaked to the outside through the motor housing 5, and the surface of the press plate 45 in contact with the motor housing 5 as insulation measurement means is provided on the pressing plate ( 45 is formed of an insulated copper plate 46 to sense a current that is leaked from the motor housing 5, and the components formed on the upper side of the jig plate 30 such as the jig body 31 are insulated and dustproof. The block 26 is insulated from the main body of the performance tester.

On the other hand, in the case of a motor provided with a condenser (condenser) there is an insulation test by checking whether the capacitance is detected in the motor housing, without applying a high voltage current.

After the insulation test process is performed, the no-load test process is performed. In the no-load state in which no load is applied to the motor 1, the current flow direction is changed one by one and the proximity sensor S2 is already applied. Torque according to the direction of supply of current to the motor 1 that is determined to be the left or right motor according to the < RTI ID = 0.0 >), < / RTI > It checks with a meter and detects the current (A) and the applied voltage (V) which the motor consumes in the said no load state, and determines whether it is a reference value.

On the other hand, the reference value of the rotational speed and current and voltage at no load is flexible according to the specifications of the motor with a reduction gear, in consideration of the specifications of the motor used in a general vehicle, the rotational speed is set to 60RPM ~ 110RPM as an embodiment And, the current is set to 1.5A ~ 3A, the voltage is preferably set to 12 ~ 28V.

After performing the insulation test process and the no-load test process as described above, the current is applied under fixed, overload, and restraint conditions so as to meet the conditions for predicting the operating conditions of the window drive motor. And the rotational speed and rotational torque of the motor. First, a fixed load is applied with a torque meter that takes into account the weight of a general vehicle window and a normal frictional resistance generated when the window is opened and closed. In the state, a static test is performed to measure the number of revolutions of the motor and the current consumed by the motor.

On the other hand, the government sub-test process takes into account the load basically received by the window drive motor of the vehicle is different depending on the model of the motor produced according to the model of the motor is installed, the reference value is somewhat flexible, but in one embodiment the torque meter It is preferable to set the value of the static load added as the hysteresis brake to 1.8N to 6N, and the reference values of the rotational speed and the consumption current of the motor are set to the rotational speed of 45 RPM to 100 RPM and the current of 6A to 7A.

In addition, as the overload test process, the rotational speed and the current consumption of the motor 1 are checked in an overload state in which the frictional resistance of the window is increased due to the foreign matter or the arm of the vehicle occupant is taken over the window. According to the model, the reference value is flexible, but in one embodiment, the load value applied by the hysteresis brake is set to 200% of the static value in consideration of the safety factor, and the rotational speed output from the motor is 50% of the static value. Set to ~ 100%, and set the current consumption to 100% ~ 200% of the static value.

When checking the restraint test process as a check step of the restraint state considering the situation in which the window is not opened or closed due to a foreign object or attempting to drive the window in the same direction when the window is completely open or closed, the hysteresis brake of the torque meter Constrain the rotation of the motor 1 by applying the maximum load, but at this time should not exceed the reference by measuring the current and rotation torque applied to the motor 1, the reference value of the current is 18A as an embodiment of the present invention Set to ~ 25A and set the torque measured by the load cell of the torque meter to 8Nm ~ 16Nm.

As described above, the overload, restraint test process is repeatedly checked regardless of the order of forward and reverse rotation of the motor 1, and is continuously performed during the overload test process including a no load test process. The vibration test process is performed, and the motor housing 5 contacts the vibration sensor Sv formed in the fastener 65 of the vibration measuring unit 60 as the vibration measuring means according to the operation of the jig base 25. Vibration of the motor 1 can be measured, and each component formed on the upper side of the jig plate 30, such as a fastening plate 35 on which the motor 1 is mounted, is included in the jig plate 30 and the jig base 25. The vibration of the performance tester 10 itself is not transmitted by the insulating dustproof block 26 made of a rubber material, and the reference value of the vibration is preferably set to 160 mG or less (1 mG to 160 mG).

In addition, the noise generated while the motor 1 is being driven for inspection is measured with a conventional noise measuring instrument (not shown) (reference value: 50 dB or less), but the noise measuring instrument does not feature the performance tester according to the present invention. It is installed separately in addition to the tester.

Performance test method for a vehicle window drive motor and a performance tester therefor according to the present invention, not only can adjust the set value of the reference value according to the specification of the motor (1) to be checked, but also according to the shape of the motor housing (5) By installing the other fastening plate which formed the fastening protrusion to the jig body 31, the motor of various models can be checked.

According to the performance test method of the vehicle window drive motor and the performance tester therefor according to the present invention as described above, insulated by the inspection items at no load, government, overload, restraint reflecting the use conditions of the vehicle window drive motor It provides a performance test method for setting a state, rotation direction, voltage, current, rotation speed, vibration, noise, etc., and setting a reference value accordingly to quickly and collectively inspect whether the items are met. By providing a controller and a torque meter including a conventional insulation measuring instrument, a vibration measuring instrument, etc., by providing a configuration of a performance tester to automatically connect and disconnect the drive motor of various models to the torque meter, insulation measuring means, vibration measuring means , The inspection work of the produced drive motor is automated, the inspection work is extremely easy, the working time is shortened, A, it is effective to ultimately improve the productivity of a vehicle window drive motor with such a trusted.

Claims (4)

A controller 15 comprising a conventional insulation meter and a conventional vibration meter; A guide rail 22 is formed on the upper side of the pair of cylinder brackets 21 mounted on the base plate 12, and both ends of a conventional rodless cylinder 23 driven by the slider 24 left and right are formed. It is installed so as to be supported by the cylinder bracket 21, is formed on the guide rail 22 to form a jig base 25 is fastened to the slider 24, but insulated the jig plate 30 on the upper side of the jig base 25 Insulation is formed by the anti-vibration block 26, the jig plate 30 is formed with a jig body 31, the fastening plate 35 is attached to one side, but in the jig body 31 and the fastening plate 35, respectively through holes ( 32 and 37, and a plurality of fastening protrusions 36 are formed on the fastening plate 35 to mount the motor 1, and the rod housing 40 is formed on the upper side of the jig body 31. ) And the pneumatic cylinder 47 is installed, but the rod housing 40 is pressurized by the pneumatic cylinder 47 The rod 42 is inserted, and a pressing plate 45 is formed on one side of the pressure rod 42 to fix the motor 1 mounted on the fastening plate 35, but the pressing plate 45 is electrically connected to the controller 15. A jig portion 20 formed to insulate the connected copper plate 46; The base plate is a conventional torque meter including a known hysteresis brake and a known load cell which measure the rotational speed and the rotational torque of the spindle 55 which receive the rotational force from the outside, and apply a load and restraining force to the spindle 55. Torque which is formed in (12), and the adapter (57) having internal gear (58) formed so that pinion (8) of motor (1) is inserted into the end of spindle (55) is cushioned with compression spring (56). Meter 50; The post 62 is installed on the base plate 12, but the fastener 65 is installed as a plurality of connecting rods 63a and 63b on the post 62, and the motor housing 5 is attached to the fastener 65. Performance tester for a drive motor for a vehicle, characterized in that consisting of a vibration measuring unit 60 with a vibration sensor (Sv) in contact with. The method of claim 1; The guide pin 41 is inserted and fixed to one side of the rod housing 40, and the guide groove 43 into which the guide pin 41 is recessed is formed long in the axial direction on the outer circumferential surface of the pressure rod 42. Both sides of the 43 is formed to be bent by rotating 90 ° in the circumferential direction of the pressure rod 42, and for the vehicle, characterized in that the pressing plate 45 formed on the pressure rod 42 is fastened by the rotary sphere 44 Performance tester for window driven motors. The method of claim 1; A pair of proximity sensors S2 are formed on both sides of the jig body 31 to determine whether the motor 1 is mounted and whether the mounted motor 1 is for the left side or the right side. ) Is a performance tester for a window drive motor for a vehicle, characterized in that a pair is formed on both sides of the jig part (20). The motor 1 is mounted on the fastening plate 35 of the jig part 20 by connecting the connector 9 of the motor 1 with other connectors provided in the performance tester 10, and the pneumatic cylinder 47 is operated. After the pressure rod 42 and the pressing plate 45 are transported, the motor 1 is firmly fixed to the fastening plate 35 so that the copper plate 46 formed on the pressing plate 45 is in contact with the motor 1. The slider 24 of the rodless cylinder 23 is operated so that the jig base 25 fastened to the slider 24 is transferred to the torque meter 50 side, so that the pinion 8 of the motor 1 moves to the torque meter ( A loading process of the motor 1 inserted into the internal gear 58 formed in the adapter 57 of the 50; An insulation test process of confirming whether electricity is leaked to the outside through the motor housing 5 after applying a voltage of 500V to 1000V to the connector 9 of the motor 1; In the no-load state where no load is applied to the motor (1), the current flow direction is changed one by one, and the motor rotates normally or reversely according to the current supply direction, and the rotation speed of the motor is 60 RPM ~ 110 RPM, and the motor is consumed. A no-load test step of checking whether the current is 1.5A to 3A and the voltage applied to the motor is 12V to 28V; In consideration of the load basically applied to the window drive motor of the vehicle, the load is applied to the hysteresis brake of 1.8 N to 6 N. At this time, the rotation speed of the motor 1 is 45 RPM to 100 RPM and the current consumed by the motor is 6 A to 7 A. Government testing process; The load applied to the hysteresis brake is set to 200% of the above-mentioned underload test process, and the rotation speed of the motor 1 is set to 50% to 100% of the underload test process, and the current consumption is 100% of the underload test process. An overload test process that checks for% to 200%; Constraints test to restrain the rotation of the motor 1 by the hysteresis brake of the torque meter, in which the current applied to the motor 1 is 18A to 25A and the rotational torque measured by the load cell of the torque meter is 8Nm to 16Nm. Process; Vibration generated from the motor 1 in contact with the vibration sensor Sv formed in the fastener 65 of the vibration measuring unit 60 continuously checks the application of 1mG to 160mG under the no-load, stationary load, and overload test conditions. Vibration testing process; Including the loading process, insulation test process, no load test process, government load test process, overload test process, restraint test process, vibration test process, including the government load test process, overload test process, restraint test process Test method for the performance of the vehicle window drive motor, characterized in that by repeatedly checking according to the direction.

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