CN214930743U - Wiper motor combined test stand - Google Patents
Wiper motor combined test stand Download PDFInfo
- Publication number
- CN214930743U CN214930743U CN202120425587.6U CN202120425587U CN214930743U CN 214930743 U CN214930743 U CN 214930743U CN 202120425587 U CN202120425587 U CN 202120425587U CN 214930743 U CN214930743 U CN 214930743U
- Authority
- CN
- China
- Prior art keywords
- wiper
- rack
- wiper motor
- front side
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
Abstract
A wiper motor comprehensive test bench belongs to the technical field of aviation component maintenance devices. The center of the front side of the rack is connected with an L-shaped cover plate, the right part of the front side of the rack is connected with an electric box and a door cover, the electric box is connected with a display screen above the right part of the front side of the rack and a wiring of an operating console, the rear side of the rack is connected with a split door, the utility model uses the singlechip to control the wiper motor driver to drive the wiper motor, the wiper motor driver is connected with the wiper motor to be tested, the test bench measures working parameters of the wiper motor through the angle sensor, the torque sensor and the current detection module, utilizes the water flow to spray the glass panel and connects the wiper with the wiper motor so as to simulate the working environment of the wiper motor.
Description
Technical Field
The utility model relates to a wiper motor combined test platform belongs to aviation parts maintenance technical field.
Background
The windshield wiper is a mode for removing rain by the wind of a civil aircraft, is used for removing rain in a low-altitude and low-speed state, and avoids the low visibility of pilots.
The wiper motor is a component for providing power for the wiper and controlling the operation of the wiper. It is often necessary to test the operating angle and operating current of its high speed, low speed and intermittent gears, and some parts require testing its torque.
Because the aircraft wiper motor has multiple number of pieces, and need test under the condition of simulated work environment, so lack a comprehensive test platform that can realize many number of pieces simulated environment test.
Due to the lack of test conditions for simulating a working environment and the absence of a test board capable of comprehensively testing various part numbers, the function test of the wiper motor leads to low test efficiency and inaccurate test results.
The existing technical scheme is that an angle plate is used for observing the working angle of the device, a torque wrench is used for measuring the torque of the device, and a universal meter is used for measuring the running current of the device. However, angle measurement simply depends on human eye observation, and torque wrench measurement is inconvenient to operate and cannot be tested under the condition of simulating a working environment.
Disclosure of Invention
In order to overcome the not enough of prior art, the utility model provides a wiper motor combined test platform.
A wiper motor comprehensive test bench, wherein an L-shaped cover plate is connected with the center of the front side of a rack, an electric box and a door cover are connected with the right part of the front side of the rack, the electric box is connected with a display screen above the right part of the front side of the rack and a wiring of an operating platform, a split door is connected with the rear side of the rack, an arc-shaped water baffle is connected with the split door, a water guide groove is arranged in the center of the front side of the rack, a motor fixing frame is welded at the center of the front side of the rack and below a glass panel, a wiper motor to be tested is fixed on the rack, the wiper motor to be tested is connected with a wiper rotating shaft through a coupler, the wiper rotating shaft is connected with a wiper support, the wiper support is connected with a wiper, one end of a support spring is connected with the wiper support, the other end of the support spring is connected with the wiper rotating shaft, the wiper is arranged at the center of the front side of the rack, a water pump is connected with a glass panel, an angle reticle is connected with a control panel, and the outer circumference of a bearing is fixed on the motor fixing frame, a side-mounting windshield wiper pivot of motor mount, the opposite side installation of motor mount wiper motor that awaits measuring, the display screen is connected to the singlechip, current detection module, wiper motor driver, torque sensor, angle sensor and 5V switching power supply, the wiper motor that awaits measuring connects current detection module, wiper motor driver, torque sensor and angle sensor, 28V switching power supply is connected to wiper motor driver, 220V power supply is connected to the water pump.
Four rollers are connected to the bottom of the rack of the stainless steel water tank.
The utility model has the advantages that improve efficiency of software testing, guarantee that the test result is accurate, can realize that multiple number wiper motor carries out functional test under simulation operational environment, improve efficiency of software testing, guarantee that the test result is accurate.
The utility model discloses an angular surveying, torque measurement and current detection integrated design to and the part number switches and the design of shifting of functional test, has improved wiper motor functional test's efficiency, has reduced the tool equipment cost.
Through wiper motor operational environment simulation scheme, satisfied the demand of carrying out wiper motor functional test under the simulated environment.
The utility model is suitable for an aircraft wiper motor functional test of each number, overall dimension, each partial spare part and electrical component mounted position all can change, and wiper motor and wiper have multiple connected mode, and water jet glass panel can adopt multiple mode.
The utility model discloses characteristics adopt single chip microcomputer control wiper motor driver drive wiper motor, measure wiper motor operating parameter through angle sensor, torque sensor and current detection module, utilize water jet glass panel and be connected wiper and wiper motor with the testboard of simulation wiper motor operational environment.
Drawings
The invention itself, however, as well as many of the attendant advantages thereof, will be best understood by reference to the following detailed description when considered in connection with the accompanying drawings, wherein like reference numerals indicate like parts throughout the several views, and wherein:
fig. 1 is an appearance structure diagram of the present invention.
Fig. 2 is a view of a partial structure of the present invention.
Fig. 3 is a second view of the partial structure of the present invention.
Fig. 4 is a three-diagram of the partial structure of the present invention.
Fig. 5 is a rear structure view of the present invention.
Fig. 6 is a connection block diagram of the present invention.
In the figure:
the test bench comprises a bench 1, a roller 2, a power socket 3, an L-shaped cover plate 4, a wiper 5, a wiper support 6, a glass panel 7, a control panel 8, an electric cabinet door cover 9, a support spring 10, a motor fixing frame 11, a split door 12, an arc-shaped water baffle 13, a display screen 14, a 28V switching power supply 16, a wiper motor driver 17, a single chip microcomputer and current detection module 18, a 5V switching power supply 19, a water guide groove 20, an electric cabinet 21, a coupler 22, a bearing 23, a wiper rotating shaft 24, a water pump 25 and a wiper motor 26 to be tested.
The present invention will be further explained with reference to the drawings and examples.
Detailed Description
Obviously, many modifications and variations of the present invention based on the spirit of the present invention will be apparent to those skilled in the art.
The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description, "plurality" means two or more unless specifically limited otherwise.
Unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
It will be understood by those skilled in the art that, unless otherwise defined, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art.
The wiper motor that awaits measuring: a motor for driving the windscreen wipers 5 of the aircraft cockpit.
Example 1: as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the wiper motor comprehensive test bench is composed of a stainless steel water tank rack 1, a 220V power plug and socket 3, a 5V switching power supply 19, a 28V switching power supply 16, a single chip microcomputer, a wiper motor driver 17, a coupling angle sensor, a torque sensor, a current detection module 18, a display screen 14, an operation table 17, a glass panel 7, a motor fixing frame 11, a coupling 22, a wiper rotating shaft 24, a wiper 5, a support spring 10, a water pump 25 and the like.
Four gyro wheels 2 are connected to the rack 1 bottom in stainless steel basin, are convenient for remove the testboard. The center of the front side of the rack 1 is connected with an L-shaped cover plate 4, and the L-shaped cover plate 4 is used for covering the inside of the protective rack 1 when not tested. The right part of the front side of the rack 1 is connected with an electric box and a door cover, and is used for installing a switching power supply, a single chip microcomputer, a brush motor driver 17, a coupler angle sensor, a torque sensor, a current detection module 18 and the like, and is connected with a display screen 14 and an operation table 17 above the right part of the front side of the rack 1 in a wiring manner. The rear side of the rack 1 is connected with a side-by-side door 12, an arc-shaped water baffle 13 is connected in the side-by-side door 12, and the arc-shaped water baffle 13 is used for preventing water spray from flowing out from a door gap during testing. A water chute 20 is formed in the center of the front side of the rack 1, and the water chute 20 guides water flowing down from the glass panel 7 during testing. The motor fixing frame 11 is welded at the center of the front side of the rack 1 and below the glass panel 7. The wiper motor that awaits measuring is fixed at rack 1, and the wiper motor that awaits measuring passes through shaft coupling 22 and connects wiper pivot 24. The wiper shaft 24 is connected to the wiper support 6, and the wiper support 6 is connected to the wiper 5. One end of the support spring 10 is connected to the wiper support 6, and the other end of the support spring 10 is connected to the wiper rotary shaft 24. The support springs 10 hold the wiper face against the glass panel 7. The wiper 5 is installed at the front center of the stand 1. The gantry 1 is connected to a water pump 25, which water pump 25 sprays water through a pipe towards the glazing panel 7.
An angle scale line is arranged on the glass panel 7, so that the swing angle of the windshield wiper can be observed and compared with the value of the angle sensor. The rack 1 is connected with a control panel 8, an electrical box door 9 and an electrical box 21. The outer circumference of the bearing 23 is fixed to the motor mount 11.
One side of the motor fixing frame 11, which is provided with the bearing, is used for installing the wiper rotating shaft 24, and the other side of the motor fixing frame 11 is used for installing the wiper motor 26 to be tested.
The motor fixing frame 11 is welded and installed in the center of the front side of the rack 1 and below the glass panel 7.
A coupling 22 is installed in the middle to connect the motor shaft of the wiper motor 26 to be tested and the wiper rotating shaft 24.
The single chip microcomputer is connected with the display screen, the current detection module, the wiper motor driver, the torque sensor, the angle sensor and the 5V switching power supply, the wiper motor to be detected is connected with the current detection module, the wiper motor driver, the torque sensor and the angle sensor, the wiper motor driver is connected with the 28V switching power supply, and the water pump is connected with the 220V power supply.
Example 2: as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, the wiper motor comprehensive test board comprises a box body 1, a roller 2, a power socket 3, an L-shaped cover plate 4, a wiper 5, a wiper support 6, a glass panel 7, a control panel 8, an electrical box door cover 9, a support spring 10, a motor fixing frame 11, a split door 12, an arc-shaped water baffle 13, a display screen 14, a 28V switching power supply 16, a wiper motor driver 17, a single chip microcomputer current detection module 18, a 5V switching power supply 19, a water guide groove 20, an electrical box 21, a coupler 22, a bearing 23, a wiper rotating shaft 24, a water pump 25 and a wiper motor 26 to be tested.
A wiper motor comprehensive test bench comprises a stainless steel water tank rack 1, a 220V power plug socket 3, a 5V switching power supply 19, a 28V switching power supply 16, a single chip microcomputer, a wiper motor driver 17, a coupler angle sensor, a torque sensor, a current detection module 18, a display screen 14, an operation platform 17, a glass panel 7, a motor fixing frame 11, a coupler 22, a wiper rotating shaft 24, a wiper 5, a supporting spring 10, a water pump 25 and the like.
Four rollers 2 are arranged below the rack 1 of the stainless steel water tank, so that the test board can be moved conveniently. The front center of the rack 1 is provided with an L-shaped cover plate 4 for covering and protecting the inside of the rack 1 when not tested. An electric box and a door cover are designed on the right part of the front side of the rack 1 and used for installing a switching power supply, a single chip microcomputer, a wiper motor driver 17, a coupler angle sensor, a torque sensor, a current detection module 18 and the like, and the electric box and the door cover are connected with a display screen 14 and an operation table 17 on the upper portion of the right part of the front side of the rack 1 in a wiring mode. The rear side of the rack 1 is provided with a split door 12, and an arc-shaped water baffle 13 is arranged in the door and used for preventing water spray from flowing out from a door gap during testing. A water guide groove 20 is arranged in the center of the front side of the rack 1 and used for guiding water flowing down from the glass panel 7 during testing to flow back to the water groove of the rack 1.
The motor fixing frame 11 is welded and installed in the center of the front side of the rack 1 and below the glass panel 7. In which the side provided with the bearing 23 is used for mounting the wiper shaft 24. And the other side is used for mounting a wiper motor 26 to be tested. A coupling 22 is centrally mounted to connect the motor shaft to a wiper shaft 24.
The wiper 5 is installed in the center of the front side of the rack 1, the end of the wiper arm is connected with the wiper rotating shaft 24, and the wiper surface is tightly attached to the glass panel 7 by the supporting spring 10.
A water pump 25 is installed in the water tank of the stand 1 for spraying water in the water tank toward the glass panel 7.
An angle scale line is designed on the glass panel 7, so that the swing angle of the windshield wiper can be observed, and the value of the angle scale line is compared with the value of the angle sensor.
A wiper motor comprehensive test platform mainly comprises an angle sensor, a torque sensor, a current detection module 18, a switching power supply, a single chip microcomputer, a display screen 14, a wiper motor driver 17, a water pump 25 and the like, and realizes control of the working angle of a wiper motor to be tested and detection of working current.
The angle sensor selects RB100LA produced by RoboBran, has the characteristics of no contact, various output forms, customizable parameters and high precision, and is mainly responsible for collecting and outputting angle information.
The current detection module 18 adopts TDM90X1, has the characteristics of wide current detection range (2-20A), small measurement voltage drop, high full-range precision (0.1%), support of RS232 and RS485 communication interfaces and selectable measurement speed, and is mainly responsible for acquisition and output of current data.
The switching power supply adopts two types of switching power supplies, one type is AC220V to DC28V, and the other type is AC220V to DC 5V. The former mainly supplies power for a wiper motor driver 17, and the latter mainly supplies power for a singlechip control board.
STC15W4K48S4 that domestic macrocrystal company produced is chooseed for use to the singlechip, and this kind of singlechip satisfies the industrial grade standard, embeds high accuracy clock, and internal resources is abundant, supports USB and serial ports program download, provides 4 serial ports at utmost, satisfies the utility model discloses the big occasion of serial ports demand. The module is mainly responsible for the functions of reading angle/torque/current acquisition data, displaying data transmission, inputting and reading part numbers, outputting corresponding control logic and the like.
The display screen 14 is a DMT86000C080 serial port screen produced by Divintech, can generate a display interface in windows environment, and has the characteristics of attractive interface, simplicity in development and the like. The display screen 14 module is mainly responsible for the utility model discloses each item data collection and operating condition's centralized display.
The driver of the professional aviation wiper motor is 4375825 in model and powered by DC28V, supports wiper motors to be tested with various part numbers, and simultaneously supports the output of driving signals with various speeds. The main function is to accept different user inputs (panel function test switches) and output corresponding motor driving signals.
The water pump 25 assembly is mainly used for generating water jet to the glass panel 7 of the test bench and simulating the actual working environment of the wiper motor to be tested.
The utility model discloses a software mainly comprises modules such as interface display, part number reading, data acquisition. The software is a prior art product.
The interface display part software is responsible for sending display data including information such as part number, current, torque, angle, test times, time and the like to the serial display screen 14 through the serial port.
The part number reading part software is responsible for reading the latest selection state of the part number selection knob, converting the latest selection state into corresponding numerical quantity and transmitting the numerical quantity to the display screen 14 for displaying.
The data acquisition part software is responsible for reading the latest conversion results of the angle sensor, the current detection module 18 and the torque sensor in a serial port communication mode and transmitting the latest conversion results to the display screen 14 for displaying.
The angle sensor measures a protocol that contrasts with the viewing of the angular score line of the glass panel 7. By the scheme, the swing angle of the windshield wiper can be directly observed, and the sensor can be accurately measured. The two are mutually contrasted, so that the measurement result is more accurate.
And angle measurement, torque measurement and current detection are integrated. This design makes each item working parameter of the wiper motor that awaits measuring can carry out automated test on the testboard, has improved efficiency of software testing, makes the test procedure more simple and convenient.
The part number switching and functional test gear shifting design can complete the functional test of the wiper motor to be tested of various part numbers on the same test board, and can simply and conveniently switch different gears such as high, medium and intermittent gears, so that the cost of tool equipment is reduced while the test efficiency is improved.
The working environment simulation scheme of the wiper motor to be tested simulates the working environment of the wiper motor to be tested, and reduces the friction between the wiper blade and the glass panel 7 through water flow, so that the motor is prevented from being damaged due to overhigh load. The design of the water chute 20 in the center of the front side of the rack 1 and the arc-shaped water baffle 13 in the split door 12 on the rear side of the rack 1 guides water to return to the water tank, and prevents the sprayed water from flowing to the electric components along the glass and the rack 1.
As described above, although the embodiments of the present invention have been described in detail, it will be apparent to those skilled in the art that many modifications are possible without substantially departing from the invention and its effects. Therefore, all such modifications are included in the scope of the present invention.
Claims (2)
1. A wiper motor comprehensive test board is characterized in that an L-shaped cover plate is connected to the center of the front side of a rack, an electric box and a door cover are connected to the right portion of the front side of the rack, the electric box is connected with a display screen above the right portion of the front side of the rack and a wiring of an operating platform, an opposite door is connected to the rear side of the rack, an arc-shaped water baffle plate is connected to the opposite door, a water guide groove is formed in the center of the front side of the rack, a motor fixing frame is welded to the center of the front side of the rack and below a glass panel, a wiper motor to be tested is fixed to the rack, the wiper motor to be tested is connected with a wiper rotating shaft through a coupling, the wiper rotating shaft is connected with a wiper support, the wiper support is connected with a wiper, one end of a support spring is connected with the wiper rotating shaft, the wiper is installed in the center of the front side of the rack, a water pump is connected with an angle reticle on the glass panel, the rack is connected with a control panel, and the outer circumference of a bearing is fixed to the motor fixing frame, a side-mounting windshield wiper pivot of motor mount, the opposite side installation of motor mount wiper motor that awaits measuring, the display screen is connected to the singlechip, current detection module, wiper motor driver, torque sensor, angle sensor and 5V switching power supply, the wiper motor that awaits measuring connects current detection module, wiper motor driver, torque sensor and angle sensor, 28V switching power supply is connected to wiper motor driver, 220V power supply is connected to the water pump.
2. The comprehensive test bench for wiper motors of claim 1, wherein four rollers are connected to the bottom of the stainless steel trough rack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120425587.6U CN214930743U (en) | 2021-02-26 | 2021-02-26 | Wiper motor combined test stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120425587.6U CN214930743U (en) | 2021-02-26 | 2021-02-26 | Wiper motor combined test stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214930743U true CN214930743U (en) | 2021-11-30 |
Family
ID=79097930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120425587.6U Active CN214930743U (en) | 2021-02-26 | 2021-02-26 | Wiper motor combined test stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214930743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116754876A (en) * | 2023-07-07 | 2023-09-15 | 上海禹点电子科技有限公司 | Automatic wiper testing system, method, equipment and storage medium |
-
2021
- 2021-02-26 CN CN202120425587.6U patent/CN214930743U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116754876A (en) * | 2023-07-07 | 2023-09-15 | 上海禹点电子科技有限公司 | Automatic wiper testing system, method, equipment and storage medium |
| CN116754876B (en) * | 2023-07-07 | 2024-03-19 | 上海禹点电子科技有限公司 | Automatic wiper testing system, method, equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214930743U (en) | Wiper motor combined test stand | |
| CN210269162U (en) | Wind power gear box test bed measurement and control system for simulating working conditions | |
| CN110907161A (en) | Locomotive electric window wiper comprehensive test bench | |
| CN210479069U (en) | Aircraft attitude and heading test system | |
| CN103149385A (en) | Portable detection system of shaft end speed sensor of locomotive | |
| CN108760321B (en) | Engine power loading test system | |
| CN102998050B (en) | Multifunctional industrial pressure gauge and control method thereof | |
| CN211401638U (en) | Locomotive electric window wiper comprehensive test bench | |
| CN203616644U (en) | Portable LKJ monitoring system tester | |
| CN216206508U (en) | Communication information safety data acquisition device | |
| CN210720663U (en) | Test equipment for detecting performance of windshield wiper motor of airplane | |
| CN209247215U (en) | A kind of electromechanical testing platform | |
| CN210942309U (en) | Power test bench | |
| CN203443969U (en) | Rotating speed testing apparatus for air-conditioning fan motor | |
| CN209542729U (en) | It is a kind of for detecting the test cabinet of actuator | |
| CN220542963U (en) | Speed sensor test platform | |
| CN220751067U (en) | Integrated angle position sensor debugging and detecting equipment | |
| CN221123646U (en) | Passenger car knuckle moment detection device | |
| CN112922848A (en) | Axial force self-balancing coupling device of centrifugal pump and axial force measuring method | |
| CN212047947U (en) | Automatic testing device for airborne fire control system | |
| CN2261022Y (en) | Standardization instrument of detector for diesel engine comprehensive parameter | |
| CN104898748B (en) | Cooling fan life test control system and control method | |
| CN113701623B (en) | Ship propulsion shafting elastic support centering on-line monitoring system and method | |
| CN214224540U (en) | Vehicle instrument system testing device | |
| CN109827741B (en) | Method for detecting wind tunnel test parameters of wiper product |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |