CN208607335U - A kind of braking motor load test system - Google Patents
A kind of braking motor load test system Download PDFInfo
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- CN208607335U CN208607335U CN201821315540.9U CN201821315540U CN208607335U CN 208607335 U CN208607335 U CN 208607335U CN 201821315540 U CN201821315540 U CN 201821315540U CN 208607335 U CN208607335 U CN 208607335U
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- braking motor
- motor
- platform
- load test
- load
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Abstract
The utility model relates to the field of test technology of motor, specifically a kind of braking motor load test system, load test platform is equipped with coaxially connected test braking motor, torque sensor and load brake motor, braking motor is tested to be arranged on load test platform by the first support base, torque sensor is arranged on load test platform by the first adjustable supports platform, load brake motor is arranged on the second adjustable supports platform by the second support base, and the second adjustable supports platform is arranged on load test platform.The system can carry out braking motor load test according to the pre-set program of host computer, and automatic collection stores original experiment data, and original experiment data is generated corresponding chart and result by processing analysis.Its ring flange and the fixed braking motor mode of support base are suitable for the braking motor test demand of different model, have the advantages that at low cost be convenient to mount and dismount.
Description
Technical field
The utility model relates to the field of test technology of motor, specifically a kind of braking motor load test system.
Background technique
Braking motor is important one of the safety component of crane, not only has and suspention object is prevented to fall, realize braking
Function, and crane travelling gear and lifting mechanism can be driven to run, and ensure the quick start-stop of these mechanisms and accurately determine
Position, only intact reliable braking motor just can guarantee the accuracy and safety in production that crane is run, therefore braking motor
Performance is vital.
Type approval test is to ensure that braking motor properties of product and quality meet the important means of code requirement.With electronics,
The new technology in the fields such as control, computer and information is grown rapidly, using PC machine as the braking motor Auto-Test System of core with
Its high degree of automation at low cost is applied widely.Load test is important one of the test of braking motor type approval test,
Purpose is the relationship of efficiency, power factor, revolving speed, stator current, input power of determining braking motor etc. with output power, but
It is to lack relevant experimental rig in the prior art to carry out load test.
Utility model content
The purpose of this utility model is exactly to provide a kind of braking motor load to overcome the above problem in the prior art
Pilot system and its test method, in braking motor load test, according to the different selection motors of braking motor to dragging or
Brake as load, the utility model use braking motor to drag mode realize application load.The system can be according to upper
Machine pre-set program in position carries out braking motor load test, and automatic collection stores original experiment data, and by original experimentation
Data generate corresponding chart and result by processing analysis.Its ring flange and the fixed braking motor mode of support base, can fit
It answers the braking motor of different model to test demand, has the advantages that at low cost be convenient to mount and dismount.
To achieve the above object, a kind of braking motor load test system, including console, electrical cabinet, load examination are provided
Platform is tested, load test platform is equipped with coaxially connected test braking motor, torque sensor and load brake motor, test
Braking motor is arranged on load test platform by the first support base, and torque sensor is set by the first adjustable supports platform
It sets on load test platform, load brake motor is arranged on the second adjustable supports platform by the second support base, and second
Adjustable supports platform is arranged on load test platform.
Preferably, it is coaxially connected by three-jaw shaft coupling that braking motor, torque sensor and load brake motor are tested.
Preferably, console includes digital power instrument and host computer, and electrical cabinet includes variable-frequency power sources, PLC, capacitor, transformation
Device, voltage-current sensor, host computer connect digital power instrument and PLC, digital power instrument and torque by parallel communication structure
Sensor is connected with voltage-current sensor, while host computer is also connected with variable-frequency power sources, and PLC output end connects variable-frequency power sources,
Test braking motor and load brake motor are connect with the output line of variable-frequency power sources.
Preferably, the second adjustable supports platform includes worm and gear elevator, servo motor, z to plate, y to plate, y
To plate, there are four worm and gear elevators, is respectively set by way roller sliding block linear guide, x way roller sliding block linear guide, x
In z to flat plate bottom quadrangle, worm and gear elevator connects servo motor, and z is equipped with y to plate to flat plate top, and x is set to plate
It sets in y to flat plate top, is filled equipped with y way roller sliding block linear guide and y to screw rod transmission in y to plate and z between plate
It sets, in y to plate and x to being equipped with x way roller sliding block linear guide and x between plate to spindle gear, y is to screw rod transmission
Device and x respectively include adjusting knob to spindle gear and adjust screw rod.
Preferably, load test table top is three layers of hierarchic structure, is set in the first layer hierarchic structure of top
There is the first support base, be located in the middle second layer hierarchic structure equipped with the first adjustable supports platform, positioned at the of the bottom
Three layers of hierarchic structure are equipped with the second adjustable supports platform.
Preferably, two parallel T-slots are offered along longitudinal direction at the top of first layer hierarchic structure, the first support base passes through
T-bolt is fixed in T-slot.
Preferably, counterbore is offered in first support base, the counterbore is located by connecting ring flange by bolt,
The test braking motor has end cap, and the end cap for testing braking motor is connect with the flange plate bolt.Ring flange and support bottom
The fixed braking motor mode of seat, without redesigning support fixture, need to only remanufacture method for the braking motor of different model
Blue disk, physical dimension remain unchanged, it is only necessary to change counterbore and fasten the diameter of screw hole, therefore the fixture is suitable for difference
The braking motor of model tests demand, has the advantages that at low cost be convenient to mount and dismount.
The utility model compared with the existing technology, the advantage is that:
1. braking motor load test test process is fully automated, manual operation intensity, another party are on the one hand reduced
Face also improves the measuring accuracy of load test.Load test Data Analysis Services result is automatically performed by software program, and raw
Test report is produced, testing efficiency is improved；
2. load test platform is fixed using load brake motor, torque sensor and test braking motor position are adjustable
Whole assembling form improves the precision of braking motor load test data to guarantee three's connection coaxiality.Wherein test system
Dynamic motor adjustable supports platform i.e. the second adjustable supports platform x to, y to and z it is adjustable to position, z is to being equipped with electric rough
It reconciling and finely tunes by hand, improve test efficiency, torque sensor adjustable supports platform i.e. the first adjustable supports platform architecture is simple,
Position is adjusted and handling are all more convenient；
3. support base and ring flange are fabricated to counterbore positioning and bolt cooperates, various sizes of for different model in this way
Braking motor, need to only remake ring flange inner ring hole and electric motor end cap location hole matches, and save cost and handling
It is convenient.
Detailed description of the invention
Fig. 1 is the braking motor load test system control principle drawing in the utility model embodiment；
Fig. 2 (a) is the braking motor load test platform structure schematic diagram in the utility model embodiment；
Fig. 2 (b) is the axonometric drawing of Fig. 2 (a)；
Fig. 3 (a) is the second adjustable supports platform structure schematic diagram in the utility model embodiment；
Fig. 3 (b) is the axonometric drawing of Fig. 3 (a)；
Fig. 3 (c) is the partial structural diagram of the second adjustable supports platform in the utility model embodiment；
As shown, in figure: 1. load test platforms 2. test 3. first support base of braking motor, 4. three-jaw shaft coupling
5. 6. first adjustable supports platform of torque sensor of device, 7. 8. second adjustable supports platform of load brake motor, 9. ring flange
10. horizontal x to 11. turbine and worm elevator 12.y way roller sliding block linear guide 13.z of adjusting knob to plate 14.y to
15. front and back y of plate to adjusting knob 16.x way roller sliding block linear guide 17.x to plate 18.x to adjust screw rod 19.
20. servo motor of mandril, 21. manual adjustment knob.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing, the people of the structure and principle of this device to this profession
For be very clearly.It should be appreciated that specific embodiment described herein is only used to explain the utility model, and do not have to
In restriction the utility model.
Present embodiment discloses a kind of braking motor load test system, which includes console, electrical cabinet, load examination
Platform is tested, console includes digital power instrument and host computer, and electrical cabinet includes variable-frequency power sources, PLC, capacitor, transformer and voltage
Current sensor.Load test platform includes by the coaxially connected test braking motor of three-jaw shaft coupling, load brake motor
And torque sensor, wherein load brake motor is fixed on test platform, and test braking motor is fixed on adjustable platform, is turned round
Square sensor is also secured on adjustable supports platform.Host computer connects digital power instrument and PLC, number by parallel communication structure
Power instrument is connect with torque sensor and Current Voltage sensor, and PLC output end connects variable-frequency power sources, is tested braking motor and is born
Braking motor is carried to connect with the output line of variable-frequency power sources.
The platform can fix test braking motor and load brake motor, and test braking motor support platform and can carry out
The coarse adjustment and fine tuning in three directions, to guarantee the concentricity requirement of two braking motor installations, while torque sensor support is flat
The connection coaxiality to guarantee torque sensor can also be adjusted in platform.In order to cone rotor class braking motor be also able to carry out it is negative
Test is carried, axial gap is connected and had using three-jaw shaft coupling, axial motion distance when reserving conical rotor machine rotor startup.
This load test process is automatically performed fully according to host computer procedure setting, including data acquisition, record, analysis and calculating, and
Generate test report.Load brake motor position is fixed, and is met by adjusting the position of test braking motor and torque sensor
The concentricity requirement of three components, with guarantee test data precision.
Braking motor load test system includes: above-mentioned hardware system, software systems and load test platform.Software system
System includes load test control software and load test data analyzing and processing software, and it is as follows that load test controls software flow:
A. first starting test braking motor is to voltage rating rated frequency, then starting load braking motor, and judges two
Whether person's steering is consistent, i.e. starting accessory power supply, first increases frequency 2Hz/ times, voltage is raised simultaneously 0.2V/ times, when voltage rises to
10V judges that testing braking motor size of current determines whether load brake motor is turned to test braking motor consistent；
B. when load brake electric moter voltage is in voltage rating, load test process initiation.It is adjusted and is controlled by pid parameter
The amplitude of load brake electric machine frequency decline processed makes load brake motor speed lower than test braking motor, then tests braking electricity
Machine loading；
C. when test braking motor electric current reach rated current when, acquire its three-phase voltage, three-phase current, input power,
The acquisition of power factor, frequency, output torque, rotary speed data, while gradually rising load brake electric machine frequency and being loaded with reducing,
Stop data acquisition when load is zero；
D. load brake motor is successively shut down with test braking motor according to control flow, and load test terminates.
Load test Software-package in data analysis and processing includes following steps:
A. it first has to carry out original experiment data table and calculates the initialization of analysis table, the item filled in needed for determining
Mesh；
B. each curvilinear coordinate axis of load test is constructed, original experiment data is loaded into and is analyzed and processed, to draw load examination
Each curve is tested, test result table is finally filled in, generates load test report.
As shown in Fig. 2 (a), Fig. 2 (b), it is flat that the first support base, the first adjustable supports are successively arranged on load test platform
Platform, the second adjustable supports platform, the first support base is equipped with ring flange, tests braking motor, on the first adjustable supports platform
Equipped with torque sensor, the second adjustable supports platform is equipped with load brake motor.It tests braking motor, torque sensor and bears
It carries coaxially connected by three-jaw shaft coupling between braking motor.
It is adjustable to test braking motor position, it reduces testing crew and adjusts test braking motor, load brake motor
And the concentricity labor intensity of torque sensor, improve installation accuracy.Wherein the first adjustable supports platform can pass through 4 nut tune
Torque sensor z is saved to height, mesa base uses lever clamp, in horizontal x to y to tightening nut fixed bit after the completion of adjustment
It sets, to guarantee the concentricity of torque sensor Yu load brake motor.
Test braking motor is fixed on using T-slot bolt using on the second adjustable supports platform, and the second adjustable supports are flat
Platform z changes test braking motor height to using worm and gear elevator, and power drives 4 worm screws using 4 servo motors
Synchronous rotary jacks up test platform as coarse adjustment, when podium level, which is substantially met, to be required, using 4 on turbine and worm elevator
A manual knob, which is finely adjusted, reaches z to precision, and horizontal x is to y to adjusting using the nut-screw rod kind of drive, respectively with rotation manually
Corresponding plate movement is adjusted in button, is finally reached test braking motor, load brake motor and torque sensor concentricity
It is required that.As shown in Fig. 3 (a), Fig. 3 (b), Fig. 3 (c), the height Z-direction of the platform is by 4 worm and gear elevator regulating guarantees, slightly
Tune is synchronously completed by 4 servo motors, and according to test braking motor concentricity situation, adjusting knob is completed by hand for fine tuning, worm gear
Worm screw elevator mandril acts on z on plate, and y is fixed on z on plate to linear guide, and idler wheel sliding block is fixed on y to flat
On plate, y uses screw nut driving mode to the mobile of plate, and nut is fixed on z on plate, and screw rod acts on y to plate
On, when rotation front and back y is to adjusting knob, y is realized to plate and is moved forward and backward；Similarly, x is fixed on plate in y to linear guide,
Idler wheel sliding block is fixed on x on plate, rotates horizontal x to adjusting knob, adjusts position of the x to plate by screw nut driving
It sets, in x to T-slot is offered at the top of plate, tests braking motor with fixed.
Load brake electric motor end cap is connect with flange plate bolt, which is connected with the positioning of the second support base bolt,
To realize fixation of second support base to load brake motor, the second support base is fixed on the second adjustable supports platform
On.Torque sensor is fixed on the first adjustable supports platform, and load brake motor passes through three-jaw shaft coupling and torque sensor
One end connection, has vulcanie circle between two three-jaw faying faces of three-jaw shaft coupling, to reduce impact when transmission.Torque
The sensor other end is connected by three-jaw shaft coupling with test braking motor, and test braking motor is fixed by the first support base
On T-slot platform.
Console includes upper industrial personal computer, digital power instrument WT1600.Electrical cabinet includes variable-frequency power sources, PLC, capacitor, change
Depressor and relay etc..Console issues instruction and controls test power supply and load power source, test braking motor and load by PLC
Braking motor is connected by torque sensor, and torque sensor combines the defeated return digital power instrument of revolving speed and torque data
The parameters such as voltage, electric current are transmitted to upper industrial personal computer and generate test raw data file.When load brake motor is in power generation shape
When state, the electric energy of generation can be fed back to test power supply.The control for testing braking motor and load brake motor is to pass through change
For the voltage and frequency of its corresponding power supply come what is realized, PLC controls the change of starting, closing and the voltage, frequency of whole system power supply
Change, the quick variation of PC control variable-frequency power sources voltage, frequency, entire control is formed as control parameter and controlled using voltage, frequency
Closed-loop system processed.
Claims (7)
1. a kind of braking motor load test system, it is characterised in that described including console, electrical cabinet, load test platform
Load test platform be equipped with coaxially connected test braking motor, torque sensor and load brake motor, the examination
It tests braking motor to be arranged on load test platform by the first support base, the torque sensor passes through the first adjustable supporting
It supports platform to be arranged on load test platform, the load brake motor is arranged by the second support base in the second adjustable supporting
It supports on platform, the second adjustable supports platform is arranged on load test platform.
2. a kind of braking motor load test system as described in claim 1, it is characterised in that the test braking motor,
Torque sensor and load brake motor are coaxially connected by three-jaw shaft coupling.
3. a kind of braking motor load test system as described in claim 1, it is characterised in that the console includes number
Word power instrument and host computer, the electrical cabinet include variable-frequency power sources, PLC, capacitor, transformer, voltage-current sensor, described
Host computer digital power instrument and PLC, the digital power instrument and torque sensor and electricity are connected by parallel communication structure
The connection of piezoelectricity flow sensor, the host computer are connected with variable-frequency power sources, and the PLC output end connects variable-frequency power sources, described
Test braking motor and load brake motor connect with the output line of variable-frequency power sources.
4. a kind of braking motor load test system as described in claim 1, it is characterised in that second adjustable supports
Platform includes worm and gear elevator, servo motor, z sliding to plate, y to plate, y way roller sliding block linear guide, x way roller
Block linear guide, x are to plate, and there are four the worm and gear elevators, are separately positioned on z to flat plate bottom quadrangle, described
Worm and gear elevator connect servo motor, z is equipped with y to plate to flat plate top, and the x is arranged in y to plate to flat
At the top of plate, in y to plate and z to being equipped with y way roller sliding block linear guide and y between plate to spindle gear, in y to flat
Plate and x are to being equipped with x way roller sliding block linear guide and x to spindle gear between plate, the y is to spindle gear
Adjusting knob is respectively included to spindle gear with x and adjusts screw rod.
5. a kind of braking motor load test system as described in claim 1, it is characterised in that the load test platform
Top is three layers of hierarchic structure, and the first layer hierarchic structure positioned at top is equipped with the first support base, is located in the middle the
Two layers of hierarchic structure are equipped with the first adjustable supports platform, and the third layer hierarchic structure positioned at the bottom is equipped with the second adjustable supporting
Support platform.
6. a kind of braking motor load test system as claimed in claim 5, it is characterised in that the first layer ladder knot
Two parallel T-slots are offered along longitudinal direction at the top of structure, and first support base is fixed in T-slot by T-bolt.
7. a kind of braking motor load test system as described in claim 1, it is characterised in that first support base
On offer counterbore, the counterbore is located by connecting ring flange by bolt, and the test braking motor has end cap, test braking
The end cap of motor is connect with the flange plate bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821315540.9U CN208607335U (en) | 2018-08-15 | 2018-08-15 | A kind of braking motor load test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821315540.9U CN208607335U (en) | 2018-08-15 | 2018-08-15 | A kind of braking motor load test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208607335U true CN208607335U (en) | 2019-03-15 |
Family
ID=65680990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821315540.9U Expired - Fee Related CN208607335U (en) | 2018-08-15 | 2018-08-15 | A kind of braking motor load test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208607335U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646181A (en) * | 2018-08-15 | 2018-10-12 | 上海市特种设备监督检验技术研究院 | A kind of braking motor load test system and its test method |
| CN108983098A (en) * | 2018-08-15 | 2018-12-11 | 上海市特种设备监督检验技术研究院 | A kind of braking motor pilot system |
-
2018
- 2018-08-15 CN CN201821315540.9U patent/CN208607335U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108646181A (en) * | 2018-08-15 | 2018-10-12 | 上海市特种设备监督检验技术研究院 | A kind of braking motor load test system and its test method |
| CN108983098A (en) * | 2018-08-15 | 2018-12-11 | 上海市特种设备监督检验技术研究院 | A kind of braking motor pilot system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190315 Termination date: 20200815 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |