CN104697696B - The full-automatic online testing device of elevator traction machine static brake torque and method of testing - Google Patents
The full-automatic online testing device of elevator traction machine static brake torque and method of testing Download PDFInfo
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- CN104697696B CN104697696B CN201510097973.6A CN201510097973A CN104697696B CN 104697696 B CN104697696 B CN 104697696B CN 201510097973 A CN201510097973 A CN 201510097973A CN 104697696 B CN104697696 B CN 104697696B
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Abstract
The present invention relates to a kind of full-automatic online testing device of elevator traction machine static brake torque, it is characterised in that including：Drive system；Transmission mechanism；Measuring system；The fixed fixed rack in position；Liftable lift platform；Industrial control computer.The present invention another technical scheme there is provided a kind of elevator traction machine static brake torque full-automatic on-line test approach based on above-mentioned test device it is an advantage of the invention that：It is simple in construction, it is reliable, it can test automatically by the static brake torque and induced voltage of the products such as experiment traction machine, and meet the demand that on-line automaticization is tested on streamline, effectively reduce labor intensity, the influence of human factor is considerably reduced, the degree of accuracy of experiment is improved, with practical value.
Description
Technical field
The present invention relates to a kind of on-line Full test device of elevator traction machine static brake torque and method of testing, belong to
Elevator traction machine manufacturing technology field, makes available for the static state such as elevator traction machine or the similar transmission mechanism with braking requirement
The on-line testing of kinetic moment.
Background technology
Field is manufactured in elevator traction machine, the static brake of main drive motor refers under cab inactive state, prevents to drag
The pulling force of running wheel both sides steel wire rope does not wait and causes cab to be moved, it is seen that static brake torque is the important safety of elevator traction machine
One of technical indicator.During elevator traction machine is manufactured, before finished product dispatches from the factory, the test of static brake torque is control production
A necessary ring for quality, it is necessary to distinguish whether it meets standard with accurate data.Under such demand, static brake power
Torque test device arises at the historic moment, particularly on supermatic streamline is produced, with the online of automatic test feature
Static brake force moment testing device demand is more and more, more and more necessary.
The on-line testing of static brake torque, the past is often tested using easy method by artificial, is worked
Efficiency is low, test data uncertainty big, is affected by human factors many, the demand of unsuitable modern production.Solve automatic
Change on-line testing, first have to adapt to the product such as covering of torque scope, measurand profile chi of different size on streamline
Very little accordance etc., its secondary function with automatic test, it is accurate and quick to test.
The content of the invention
It is an object of the invention to provide a kind of static brake power for being capable of the on-line automaticization test product such as elevator traction machine
The device and method of square.
In order to achieve the above object, the technical scheme is that complete there is provided a kind of elevator traction machine static brake torque
Automatic on-line test device, it is characterised in that including：
Drive system, the elevator traction machine tested for driving is rotated；
Transmission mechanism, for the torque of drive system to be delivered into the elevator traction machine tested；
Measuring system, the static brake torque and induced voltage of the elevator traction machine tested for measuring；
The fixed fixed rack in position, for placing transmission mechanism；
Liftable lift platform, the elevator traction machine tested for placing；
Industrial control computer, for controlling drive system；For receive measuring system static brake torque data and
Induced voltage data；For controlling lift platform to lift according to the experiment benchmark database information for the elevator traction machine tested,
The high height with transmission mechanism in center of elevator traction machine is set to match.
Preferably, the drive system includes driving frequency converter, and driving frequency converter is connected with output reactance device, output reactance
Device is connected with motor, by industrial control computer control driving frequency converter.
Preferably, the transmission mechanism includes turning in the gearbox that is connected with the drive system, the measuring system
The input of square speed probe is connected with gearbox, the output end of torque rotary speed sensor and the slip coupling with pawl disk
It is connected, pawl disk is stuck on the traction sheave for the elevator traction machine tested.
Preferably, the measuring system include torque rotary speed sensor and voltage tester unit, torque rotary speed sensor and
Voltage tester unit is connected by communication bus with the industrial control computer；Voltage tester unit and the elevator traction
Machine is connected；The input of torque rotary speed sensor is connected with the gearbox, and the output end of torque rotary speed sensor is with carrying
The slip coupling of pawl disk is connected.
Preferably, the industrial control computer is also connected with printer and/or display.
It is static that another technical scheme of the present invention there is provided a kind of elevator traction machine based on above-mentioned test device
Braking moment full-automatic on-line test approach, it is characterised in that comprise the following steps：
Step 201, industrial control computer obtain the experiment benchmark database information for the elevator traction machine tested, so that
The center for obtaining elevator traction machine is high；
It is step 202, high according to the center of elevator traction machine, lift platform lifted under the control of industrial control computer to
Proper height so that the high height with transmission mechanism in the center of elevator traction machine matches, and the elevator traction machine tested is in place；
Step 203, drive system work, slowly rotation, so as to drive transmission mechanism to rotate at a slow speed, slides connection to motor
Pawl disk reach on axle device is until block the traction sheave on elevator traction machine so that the traction sheave of elevator traction machine is in drive system
Drive under slowly rotate；
Step 204, drive system continue to drive the traction sheave of elevator traction machine slowly to rotate up to rotating speed steadily, read and turn
The torque of square speed probe, realizes the test of static brake torque；
Step 205, the brake for opening elevator traction machine, the rotating speed of transmission mechanism are improved by drive system so that elevator
The traction sheave of traction machine reaches required rated speed；
After step 206, the traction sheave stabilization of speed of elevator traction machine, pass through voltage tester unit testing elevator traction machine
Induced voltage, realizes that induced voltage is tested；
After step 207, completion test, drive system is shut down, and lift platform runs to home position, and transmission mechanism is shut down；
Step 208, the torque measured and induced voltage are fed back in industrial control computer preserved, and by Industry Control
Computer provides whether qualified judgement according to the threshold value being previously set.
The present invention has following features and effect：
1st, be equipped with the stand liftable by experiment traction machine, and lifting height controlled automatically by industrial control computer
System, will can be matched by the center height of test products with test bench location, without being manually adjusted.Therefore the present apparatus is fitted
Close the automatic test of different center high products.
2nd, the sliding key coupler being equipped with carries claw type chuck, quickly can block chuck by the traction of experiment traction machine
Wheel, so as to realize the transmission of drive system moment of torsion.This transfer mode is simple and rapid and convenient is adapted to streamline on-line testing
Demand.
3rd, drive system can adjust the rotating speed of motor by frequency converter, and rotational speed regulation scope is wide, can be adapted to not
With rotating speed by experiment traction machine, and the rotating speed rotation that can drive by experiment traction machine to need, tested so as to realize
The test of traction machine induced voltage.
4th, using industrial control computer as core, the work of lifting platform can be controlled, and automatically controls drive system
Startup, test data collection, drive system are stopped, and automatically can be compared test data with database, so as to judge
Whether test data is qualified and exports warning, and whole process can automate progress, reduces the influence of human factor, it can be ensured that survey
The degree of accuracy of test result.
In summary, it is an advantage of the invention that：It is simple in construction, it is reliable, it can test automatically by experiment traction machine etc.
The static brake torque and induced voltage of product, and meet the demand that on-line automaticization is tested on streamline, effectively reduction work
Intensity, considerably reduces the influence of human factor, the degree of accuracy of experiment is improved, with practical value.
Brief description of the drawings
Fig. 1 is a kind of theory diagram of the on-line Full test device of elevator traction machine static brake torque；
Fig. 2 is a kind of experiment process figure of the on-line Full test device of elevator traction machine static brake torque.
Embodiment
To become apparent the present invention, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
A kind of reference picture 1, full-automatic online testing device of elevator traction machine static brake torque that the present invention is provided includes：
Drive frequency converter 1, output reactance device 2, motor 3, gearbox 4, torque rotary speed sensor 5, the slip shaft coupling with pawl disk
Device 6, the elevator traction machine 7 tested, fixed rack 8, lift platform 9, voltage tester unit 10, industrial control computer 11,
Display 12, printer 13.
Driving frequency converter 1 is connected with output reactance device 2, and output reactance device 2 is connected with motor 3, constituent apparatus
Drive system, is mainly used in driving elevator traction machine 7 and is rotated, to reach the demand of test locked rotor torque.
Gearbox 4 is connected with motor 3, and the input of torque rotary speed sensor 5 is connected with gearbox 4, and output is with sliding
Dynamic shaft coupling and pawl disk 6 are connected, and constitute transmission mechanism, main function is that the torque of drive system is delivered into elevator traction machine
On 7.
Measuring system includes torque rotary speed sensor 5, voltage tester unit 10 etc., and it connects is with relation：Torque rotary speed is passed
Sensor 5 and voltage tester unit 10 are connected by communication bus with industrial control computer 11, and test result is directly by industry
Control computer 11 is gathered and handled.Voltage tester unit 10 is connected with elevator traction machine 7, the sense for elevator traction machine 7 of sampling
Answer voltage.Measuring system is mainly used in measurement by the static brake torque and induced voltage of experiment traction machine.
The testing stand of device is divided into two parts, respectively for the fixed rack 8 of fixed conveyor mechanism and for placing electricity
The lift platform 9 of terraced traction machine 7.
The control core of device is industrial control computer 11, and its ancillary equipment includes printer 13 and display 12, uses
In the man-machine interaction of operating personnel and device.
Reference picture 2, present invention also offers a kind of elevator traction machine static brake torque full-automatic on-line test approach, bag
Include following steps：
Step 201, industrial control computer 11 obtain the experiment benchmark database information for the elevator traction machine 7 tested,
So as to which the center for obtaining elevator traction machine 7 is high；
Step 202, the center height according to elevator traction machine 7, lift platform 9 rise under the control of industrial control computer 11
It is down to proper height so that the high height with transmission mechanism in the center of elevator traction machine 7 matches, the elevator traction machine tested
7 is in place；
Step 203, drive system work, slowly rotation, so as to drive transmission mechanism to rotate at a slow speed, slides connection to motor 3
Pawl disk reach on axle device 6 is until block the traction sheave on elevator traction machine 7 so that the traction sheave of elevator traction machine 7 is in driving
Slowly rotated under the drive of system；
Step 204, drive system continue to drive the traction sheave of elevator traction machine 7 slowly to rotate up to rotating speed steadily, read
The torque of torque rotary speed sensor 5, realizes the test of static brake torque；
Step 205, the brake for opening elevator traction machine 7, the rotating speed of transmission mechanism are improved by drive system so that elevator
The traction sheave of traction machine 7 reaches required rated speed；
After step 206, the traction sheave stabilization of speed of elevator traction machine 7, elevator traction is tested by voltage tester unit 10
The induced voltage of machine 7, realizes that induced voltage is tested；
After step 207, completion test, drive system is shut down, and lift platform 9 runs to home position, and transmission mechanism is shut down；
Step 208, by the torque measured and induced voltage feed back in industrial control computer 11 preserve, and by industry control
Computer 11 processed provides whether qualified judgement according to the threshold value being previously set.
This TT＆C system has following function and effect：
Device is equipped with the liftable of lift platform 9, and the height of lifting is automatically controlled by industrial control computer 11, can be by
The center height of elevator traction machine 7 matches with fixed rack 8, without being manually adjusted.Therefore the present apparatus is adapted to difference
The automatic test of center high product.
The sliding key coupler 6 that device is equipped with carries pawl disk, and pawl disk can be blocked quickly to the traction sheave of elevator traction machine 7,
So as to realize the transmission of drive system moment of torsion.This transfer mode is simple and rapid and convenient is adapted to streamline on-line testing and needed
Ask.
The drive system of device can adjust the rotating speed of motor 3 by frequency converter 1, and rotational speed regulation scope is wide, can
It is adapted to the elevator traction machine 7 of different rotating speeds, and elevator traction machine 7 can be driven to be rotated with the rotating speed of needs, so as to realizes electricity
The test of the terraced induced voltage of traction machine 7.
Device is core with industrial control computer 11, can control the work of lifting platform 9, and automatically controls drivetrain
The startup of system, test data collection, drive system are stopped, and automatically can be compared test data with database, so that
Judge whether test data is qualified and export warning, whole process can automate progress, reduce the influence of human factor, can be true
Protect the degree of accuracy of test result.
It is reliable in summary it is an advantage of the invention that simple in construction, it can test automatically by the production such as experiment traction machine
The static brake torque and induced voltage of product, and meet the demand that on-line automaticization is tested on streamline, effectively reduction work is strong
Degree, considerably reduces the influence of human factor, the degree of accuracy of experiment is improved, with practical value.
Above-described embodiment dispatches from the factory on-line testing as elevator traction machine static brake torque, has obtained practical application.Have
Imitate the working time：December/year, 22 days/month, single shift system, per tour working time counted according to 7.5 hours, tested beat：Per tour is produced
Within 250.
Main test data and test scope：Elevator traction machine static brake torque test scope：0-2500Nm；Rotating speed is adjusted
Adjusting range 0-200r/min；Induced voltage test under elevator traction machine rated speed.
Device droving system important technological parameters：
Rated input power Pn=55kW；
Speed reducing ratio：I=7.25；
Rated output rotating speed：na=203r/min；
Rated output torque：Ma=2580Nm；
Loading coefficient：fb=3.4.
Claims (1)
1. a kind of elevator traction machine static brake power based on the full-automatic online testing device of elevator traction machine static brake torque
Square full-automatic on-line test approach, the full-automatic online testing device of elevator traction machine static brake torque, it is characterised in that including
Drive system, the elevator traction machine tested for driving（7）Rotated；Transmission mechanism, for by the torque of drive system
It is delivered to the elevator traction machine tested（7）On；Measuring system, the elevator traction machine tested for measuring（7）Static system
Kinetic moment and induced voltage；The fixed fixed rack in position（8）, for placing transmission mechanism；Liftable lift platform
（9）, the elevator traction machine tested for placing（7）；Industrial control computer（11）, for controlling drive system；For connecing
Receive the static brake torque data and induced voltage data of measuring system；For according to the elevator traction machine tested（7）Examination
Test benchmark database information control lift platform（9）Lifting, makes elevator traction machine（7）Center is high and height phase of transmission mechanism
Matching；The drive system includes driving frequency converter（1）, drive frequency converter（1）With output reactance device（2）It is connected, output reactance
Device（2）With motor（3）It is connected, by the industrial control computer（11）Control driving frequency converter（1）；The driver
Structure includes the gearbox that is connected with the drive system（4）, the torque rotary speed sensor in the measuring system（5）Input
With gearbox（4）It is connected, torque rotary speed sensor（5）Output end with pawl disk slip coupling（6）It is connected, pawl disk
It is stuck in the elevator traction machine tested（7）Traction sheave on；The measuring system includes torque rotary speed sensor（5）And voltage is surveyed
Try unit（10）, torque rotary speed sensor（5）And voltage tester unit（10）Calculated by communication bus and the Industry Control
Machine（11）It is connected；Voltage tester unit（10）With the elevator traction machine（7）It is connected；Torque rotary speed sensor（5）Input
End and the gearbox（4）It is connected, torque rotary speed sensor（5）Output end with pawl disk the slip coupling（6）
It is connected；The industrial control computer（11）It is also connected with printer（13）And/or display（12）, it is characterised in that it is described
Method of testing comprises the following steps：
Step 201, industrial control computer（11）Obtain the elevator traction machine tested（7）Experiment benchmark database information,
So as to obtain elevator traction machine（7）Center it is high；
Step 202, according to elevator traction machine（7）Center it is high, lift platform（9）In industrial control computer（11）Control under
Lift to proper height so that elevator traction machine（7）Center it is high and height of transmission mechanism matches, the elevator tested is draged
Draw machine（7）In place；
Step 203, drive system work, motor（3）Slow rotation slides shaft coupling so as to drive transmission mechanism to rotate at a slow speed
Device（6）On the reach of pawl disk until block elevator traction machine（7）On traction sheave so that elevator traction machine（7）Traction sheave exist
Slowly rotated under the drive of drive system；
Step 204, drive system continue to drive elevator traction machine（7）Traction sheave slowly to rotate up to rotating speed steady, read and turn
Square speed probe（5）Torque, realize the test of static brake torque；
Step 205, opening elevator traction machine（7）Brake, by drive system improve transmission mechanism rotating speed so that elevator is draged
Draw machine（7）Traction sheave reach required rated speed；
Step 206, elevator traction machine（7）Traction sheave stabilization of speed after, pass through voltage tester unit（10）Test elevator traction
Machine（7）Induced voltage, realize induced voltage test；
After step 207, completion test, drive system is shut down, lift platform（9）Home position is run to, transmission mechanism is shut down；
Step 208, the torque measured and induced voltage fed back into industrial control computer（11）It is middle to preserve, and by Industry Control
Computer（11）Threshold value according to being previously set provides whether qualified judgement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097973.6A CN104697696B (en) | 2015-03-05 | 2015-03-05 | The full-automatic online testing device of elevator traction machine static brake torque and method of testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510097973.6A CN104697696B (en) | 2015-03-05 | 2015-03-05 | The full-automatic online testing device of elevator traction machine static brake torque and method of testing |
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| CN104697696A CN104697696A (en) | 2015-06-10 |
| CN104697696B true CN104697696B (en) | 2017-09-08 |
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| CN201510097973.6A Active CN104697696B (en) | 2015-03-05 | 2015-03-05 | The full-automatic online testing device of elevator traction machine static brake torque and method of testing |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108507811A (en) * | 2018-04-12 | 2018-09-07 | 武汉市特种设备监督检验所 | A kind of energy-efficient permanent-magnetic synchronous tractor for elevator test platform |
| CN109292574A (en) * | 2018-12-07 | 2019-02-01 | 中联重科股份有限公司 | Control the method and apparatus and machine readable storage medium of elevator electromechanical setting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6289727B1 (en) * | 1998-07-29 | 2001-09-18 | Inventio Ag | Elevator brake |
| CN2680638Y (en) * | 2004-02-09 | 2005-02-23 | 广州日滨科技发展有限公司 | Elevator traction machine experimental bench |
| CN101206163A (en) * | 2007-09-11 | 2008-06-25 | 许昌博玛曳引机制造有限公司 | Novel dragger testing device |
| CN201402195Y (en) * | 2009-04-14 | 2010-02-10 | 北京起重运输机械设计研究院 | Comprehensive performance test bench for brake |
-
2015
- 2015-03-05 CN CN201510097973.6A patent/CN104697696B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6289727B1 (en) * | 1998-07-29 | 2001-09-18 | Inventio Ag | Elevator brake |
| CN2680638Y (en) * | 2004-02-09 | 2005-02-23 | 广州日滨科技发展有限公司 | Elevator traction machine experimental bench |
| CN101206163A (en) * | 2007-09-11 | 2008-06-25 | 许昌博玛曳引机制造有限公司 | Novel dragger testing device |
| CN201402195Y (en) * | 2009-04-14 | 2010-02-10 | 北京起重运输机械设计研究院 | Comprehensive performance test bench for brake |
Non-Patent Citations (1)
| Title |
|---|
| 无齿轮永磁同步电梯曳引机测试系统研制;王传军等;《电机与控制应用》;20111231;第38卷(第7期);56-58 * |
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