CN106438581A - Hydraulic motor detection experimental system - Google Patents
Hydraulic motor detection experimental system Download PDFInfo
- Publication number
- CN106438581A CN106438581A CN201611080481.7A CN201611080481A CN106438581A CN 106438581 A CN106438581 A CN 106438581A CN 201611080481 A CN201611080481 A CN 201611080481A CN 106438581 A CN106438581 A CN 106438581A
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- Prior art keywords
- hydraulic
- oil
- hydraulic motor
- motor
- valve
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B19/00—Testing; Calibrating; Fault detection or monitoring; Simulation or modelling of fluid-pressure systems or apparatus not otherwise provided for
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
Abstract
The invention discloses a hydraulic motor detection experimental system. The hydraulic motor detection experimental system comprises a console, a hydraulic pump station and an experimental console; the hydraulic pump station is used for supplying hydraulic oil to the experimental console; electric control equipment and an operation device are mounted on the console; a testing instrument, a sensor and a fixed fixture are arranged on the experimental console; the fixed fixture is connected with the testing instrument for quickly accessing a hydraulic motor to be detected into the experimental console; the hydraulic pump station includes a hydraulic oil tank, and a main way oil supply pump and an auxiliary way oil supply pump connected with an oil outlet pipeline of the hydraulic oil tank; the main way oil supply pump is connected with the hydraulic motor to be detected through a one-way valve, an electrohydraulic reversing valve I and a one-way throttling valve; and an oil return port of the hydraulic motor to be detected is connected with an oil return port of the oil tank through the one-way throttling valve, the electrohydraulic reversing valve I and the one-way valve. The hydraulic motor detection experimental system is simple in operation, can quickly finish setting and connection of different detecting items, adopts two ways to oil supply by branched ways, is stable in testing performance, can realize testing of different testing pumps, and is high in compatibility and automation degree.
Description
Technical field
The present invention relates to a kind of detection means of hydraulic motor, more particularly, to a kind of hydraulic motor checking test.
Background technology
With economic fast development, hydraulic technique, so that lightweight, small volume, motional inertia be little, response speed is fast, manipulates
The advantage such as easy to control is applied in commercial production and life, is developed rapidly, to commercial production, daily life brings
Convenient, it is filled with new vitality to expanding economy, but the requirement to accessory for the hydraulic motor is far more precise, breaks down and is difficult
Find out, repair to hydraulic motor and bring challenge, the appearance of hydraulic motor test board is repaired to hydraulic motor and provided guarantee.
But, due to differences such as the size of hydraulic motor, power, the requirement to test is just different, existing hydraulic motor
Laboratory table poor compatibility, complex operation, test performance is unstable, degree of accuracy and automaticity low it is impossible to meet hydraulic motor
The needs repaired.
Content of the invention
It is an object of the invention to problem present in solution current techniques, provide a kind of simple to operate, compatible strong, survey
Examination stable performance, the hydraulic motor checking test of high degree of automation.
For reaching above-mentioned purpose, the technology used in the present invention means are：A kind of hydraulic motor checking test, including
Control station, hydraulic power unit, experimental operation table, hydraulic power unit is used for hydraulic oil supply to experimental operation table, control panel and behaviour
It is arranged on control station as device, setting test instrumentation, sensor and stationary fixture on experimental operation table, stationary fixture connects to be surveyed
Examination instrument, for quickly accessing experimental operation table by hydraulic motor to be measured；Described hydraulic power unit includes hydraulic oil container, with hydraulic oil
The main road oil feed pump of case outlet line connection, bypass oil feed pump, main road oil feed pump passes through check valve, electro-hydraulic reversing valve I, individual event section
Stream valve connects hydraulic motor to be measured, and the oil return opening of hydraulic motor to be measured passes through individual event choke valve, electro-hydraulic reversing valve I, check valve even
The oil return opening of connected tank, check valve controls oil to flow out to hydraulic motor to be measured from fuel tank, and is back to fuel tank through oil return pipe；Supplying
Accumulator is arranged on the pipeline between oil line check valve and power supply reversal valve I, for eliminating hydraulic oil pulsation, stablizes oil circuit defeated
Go out；Bypass oil feed pump connects loading motor by electro-hydraulic reversing valve II, check valve bridging, defeated in main road oil feed pump and bypass oil feed pump
Go out end and connect electromagnetic relief valve, charge oil pressure is adjusted by electromagnetic relief valve, load and arrange between motor and tested hydraulic motor
Torque rotational speed meter, frequency conversion motor, change, by adjusting frequency conversion motor, the rotating speed loading motor and tested hydraulic motor.
Further, described hydraulic oil container is provided with temperature sensor and liquid level sensor, for showing hydraulic oil container
Interior oil temperature and liquid level, setting cooler and filter on main road oil return pipe and bypass oil return pipe, when oil temperature raises, start cold
But device, filters oil return line impurity by filter.
Further, described hydraulic oil container is provided with air filter.
Further, described experimental operation table installs various test instrumentations and sensor, as needed by element or unit
It is attached by hydraulic hard tube or flexible pipe between part and oil circuit；Control panel, the master control of control panel are placed in control station bottom
Module adopts PLC programmable control module, and the button of operation device is placed on control station top, and experimental operation table is arranged transparent to be had
Machine glass shell, observes whole flow process in Hydraulic Elements for the hydraulic oil by transparent oil pipe and red hydraulic oil.
The beneficial effects of the present invention is：Simple to operate, on experimental operation table, setting stationary fixture corresponds to test instrumentation,
The setting that different detection projects can be rapidly completed connects, using main road oil feed pump and bypass oil feed pump branch fuel feeding, test performance
Stable, by two-way control, realize the test operation to different test pumps, compatibility is strong, and control station adopts PLC PLC technology
Module, high degree of automation.
Brief description
The present invention is further elaborated with reference to the accompanying drawings and examples.
The attachment structure schematic diagram of Fig. 1 present invention.
In figure：1st, hydraulic oil container, 2, main road oil feed pump, 3, bypass oil feed pump, 4,9, check valve, 5, electro-hydraulic reversing valve I, 6,
8th, individual event choke valve, 7, hydraulic motor to be measured, 10, accumulator, 11, electro-hydraulic reversing valve II, 12, check valve bridge, 13, load horse
Reach, 14, electromagnetic relief valve, 15, torque rotational speed meter, 16, frequency conversion motor, 17, cooler, 18, filter, 19, air filter.
Specific embodiment
A kind of hydraulic motor checking test as shown in Figure 1, including control station, hydraulic power unit, experimental operation table, liquid
Press pump station is used for hydraulic oil supply to experimental operation table, and control panel and operation device are arranged on control station, experimental implementation
Setting test instrumentation, sensor and stationary fixture on platform, stationary fixture connecting test instrument, for will be quick for hydraulic motor to be measured
Insert experiment operating board；Described hydraulic power unit includes hydraulic oil container 1, the main road oil feed pump 2 that is connected with hydraulic oil container outlet line,
Bypass oil feed pump 3, main road oil feed pump 2 connects hydraulic motor 7 to be measured by check valve 4, electro-hydraulic reversing valve I5, individual event choke valve 6,
The oil return opening of hydraulic motor 7 to be measured passes through individual event choke valve 8, electro-hydraulic reversing valve I5, the oil return opening of check valve 9 connection fuel tank, single
Control oil to flow out to hydraulic motor to be measured from fuel tank to valve, and be back to fuel tank through oil return pipe；In fuel feed pump check valve 4 and power supply
Accumulator 10 is arranged on the pipeline between reversal valve I5, for eliminating hydraulic oil pulsation, stablizes oil circuit output；Bypass oil feed pump 3
Connected by electro-hydraulic reversing valve II11, check valve bridge 12 and load motor 13, in main road oil feed pump 2 and bypass oil feed pump 3 outfan
Connect electromagnetic relief valve 14, charge oil pressure is adjusted by electromagnetic relief valve, load setting between motor and tested hydraulic motor and turn
Square rotational speed meters 15, frequency conversion motor 16, change, by adjusting frequency conversion motor 16, the rotating speed loading motor and tested hydraulic motor.
Be provided with temperature sensor and liquid level sensor on described hydraulic oil container 1, for show in hydraulic oil container oil temperature and
Liquid level, setting cooler 17 and filter 18 on main road oil return pipe and bypass oil return pipe, when oil temperature raises, start cooler
17, oil return line impurity is filtered by filter 18.
It is provided with air filter 19 on described hydraulic oil container 1.
Various test instrumentations and sensor are installed on described experimental operation table, as needed by element or element and oil circuit it
Between be attached by hydraulic hard tube or flexible pipe；Control panel is placed in control station bottom, and the main control module of control panel adopts PLC
Programmable control module, the button of operation device is placed on control station top, and experimental operation table arranges transparent organic glass shell,
Whole flow process in Hydraulic Elements for the hydraulic oil is observed by transparent oil pipe and red hydraulic oil.
Various test instrumentations and sensor are installed on experimental operation table, can as needed by element or element and oil path block it
Between be attached by hydraulic hard tube or flexible pipe.Electric control system mainly includes control panel and the manipulation device tested,
As oil temperature automatic control and manipulation device, electric shock trigger, ammeter and various operation button（Hydraulic power source drive motor starts and stops
Only, accident jerk）Deng it is contemplated that compact conformation, electric control system is placed on operating board bottom, important operation button is placed on
Operating board top adopts transparent organic glass shell it can be observed that the internal structure of hydraulic and workflow.Red
The hydraulic oil of color and silvery white bottom make the internal structure of element distinct directly perceived.Permissible by transparent oil pipe and red hydraulic oil
Whole flow process in Hydraulic Elements for the hydraulic oil visible in detail.Since it is designed that independent component module, convenient peace
Dress, each experiment module of combination that can be random, build various different experimental loops.Convenient metering system, using simple, reads
Number is accurately.Using PLC programming Control module, realize plc（PLC）Based Intelligent Control.Make mechanical, electrical, hydraulic control system
Combine, optimization control scheme.The simple and convenient assembly of experimental loop, quick is made using the fast inserting structure of leakproof, cleaning, dry
Only.
The main purpose of hydraulic pump type approval test is intended to grasp the structural intergrity of product, service behaviour and durable comprehensively
Property, determine design or produce and can shape, its experimental condition is more strict.Pilot project mainly includes static characteristic, dynamic
Characteristic, structural intergrity and durability, result of the test is the characteristic curve of product, and its measuring accuracy is higher, can open as scientific research
Send out, the foundation of design typification and production definition.Pilot project：Discharge capacity checking test, efficiency test, pressure oscillation inspection, self-priming
Test, hot test, overspeed test, overload test, full-load test, impact test, efficiency audit test and the examination of outer lysimetric test
Test.
Because different types of hydraulic pump (motor) has different method of testing standards, even same type, different volume
The method of testing of the hydraulic pump (motor) of constant-pressure also differs, so can only be other to wherein a certain type, a certain pressure stage
Hydraulic pump (motor) enters can be tested or wherein common project is tested.With reference to the national standard of all kinds of test-bed for pumps,
Consider existing experimental condition, determine that pilot project is：Airtight test and running adaptation, discharge capacity checking test, efficiency
Test, pressure oscillation inspection, self-priming test, hot test, overspeed test, overload test, full-load test, impact test and efficiency
Checkout facility.Above-mentioned test is capable of by the application equipment, this is also the reason this equipment is better than existing equipment.
The present invention is simple to operate, and on experimental operation table, setting stationary fixture corresponds to test instrumentation, can be rapidly completed difference
The setting of detection project connects, and using main road oil feed pump and bypass oil feed pump branch fuel feeding, test performance is stable, by two-way control
System, realizes the test operation to different test pumps, and compatibility is strong, and control station adopts PLC programmable control module, automaticity
High.
Application embodiment is only intended to technical characteristic disclosed in the present application is described, those skilled in the art pass through simple
Replace carried out change, still fall within the scope that the application is protected.
Claims (4)
1. a kind of hydraulic motor checking test, including control station, hydraulic power unit, experimental operation table, hydraulic power unit is used for will
Hydraulic oil is supplied to experimental operation table, and control panel and operation device are arranged on control station, setting test on experimental operation table
Instrument, sensor and stationary fixture, stationary fixture connecting test instrument, for quickly accessing experimental implementation by hydraulic motor to be measured
Platform；Described hydraulic power unit includes hydraulic oil container, the main road oil feed pump that is connected with hydraulic oil container outlet line, bypass oil feed pump, main
Road oil feed pump passes through check valve, electro-hydraulic reversing valve I, individual event choke valve connection hydraulic motor to be measured, the oil return of hydraulic motor to be measured
Mouth passes through individual event choke valve, electro-hydraulic reversing valve I, the oil return opening of check valve connection fuel tank, and check valve controls oil to flow out to from fuel tank
Hydraulic motor to be measured, and it is back to fuel tank through oil return pipe；Arrange on pipeline between fuel feed pump check valve and power supply reversal valve I
Accumulator, for eliminating hydraulic oil pulsation, stablizes oil circuit output；Bypass oil feed pump passes through electro-hydraulic reversing valve II, check valve bridging
Connect loading motor, connect electromagnetic relief valve in main road oil feed pump and bypass fuel feeding pump output terminal, adjusted by electromagnetic relief valve and supply
Oil pressure, loads setting torque rotational speed meter, frequency conversion motor between motor and tested hydraulic motor, is changed by adjusting frequency conversion motor
Load the rotating speed of motor and tested hydraulic motor.
2. hydraulic motor checking test according to claim 1 it is characterised in that：It is provided with described hydraulic oil container
Temperature sensor and liquid level sensor, for showing oil temperature and liquid level in hydraulic oil container, in main road oil return pipe and bypass oil return pipe
Upper setting cooler and filter, when oil temperature raises, start cooler, filter oil return line impurity by filter.
3. hydraulic motor checking test according to claim 2 it is characterised in that：It is provided with described hydraulic oil container
Air filter.
4. hydraulic motor checking test according to claim 1 it is characterised in that：Install on described experimental operation table
Various test instrumentations and sensor, will be carried out even by hydraulic hard tube or flexible pipe between element or element and oil circuit as needed
Connect；Control panel is placed in control station bottom, and the main control module of control panel adopts PLC programmable control module, operation device
Button is placed on control station top, and experimental operation table arranges transparent organic glass shell, by transparent oil pipe and red hydraulic pressure
Whole flow process in Hydraulic Elements for the hydraulic oil observed by oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611080481.7A CN106438581A (en) | 2016-11-30 | 2016-11-30 | Hydraulic motor detection experimental system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611080481.7A CN106438581A (en) | 2016-11-30 | 2016-11-30 | Hydraulic motor detection experimental system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106438581A true CN106438581A (en) | 2017-02-22 |
Family
ID=58222551
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611080481.7A Pending CN106438581A (en) | 2016-11-30 | 2016-11-30 | Hydraulic motor detection experimental system |
Country Status (1)
| Country | Link |
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| CN (1) | CN106438581A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269614A (en) * | 2017-06-28 | 2017-10-20 | 西南交通大学 | A kind of four-quadrant hydraulic loading system |
| CN111795037A (en) * | 2020-07-14 | 2020-10-20 | 安徽江淮汽车集团股份有限公司 | Test system of gearbox hydraulic control device |
| CN113819046A (en) * | 2021-09-01 | 2021-12-21 | 九江七所精密机电科技有限公司 | Testing device of lubricating oil pump |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871478A (en) * | 2010-07-07 | 2010-10-27 | 金碧华 | Loading device of hydraulic motor test board |
| CN102937125A (en) * | 2012-11-06 | 2013-02-20 | 三一重工股份有限公司 | Testing system of hydraulic motor |
| CN104074839A (en) * | 2014-06-30 | 2014-10-01 | 南京创贝高速传动机械有限公司 | Hydraulic motor testbed |
| CN106015177A (en) * | 2016-08-05 | 2016-10-12 | 芜湖中意液压科技股份有限责任公司 | Durability test system with power recovery function for oscillating motor |
-
2016
- 2016-11-30 CN CN201611080481.7A patent/CN106438581A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101871478A (en) * | 2010-07-07 | 2010-10-27 | 金碧华 | Loading device of hydraulic motor test board |
| CN102937125A (en) * | 2012-11-06 | 2013-02-20 | 三一重工股份有限公司 | Testing system of hydraulic motor |
| CN104074839A (en) * | 2014-06-30 | 2014-10-01 | 南京创贝高速传动机械有限公司 | Hydraulic motor testbed |
| CN106015177A (en) * | 2016-08-05 | 2016-10-12 | 芜湖中意液压科技股份有限责任公司 | Durability test system with power recovery function for oscillating motor |
Non-Patent Citations (1)
| Title |
|---|
| 邓克: "多功能综合液压实验台的研制", 《液压与气动》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269614A (en) * | 2017-06-28 | 2017-10-20 | 西南交通大学 | A kind of four-quadrant hydraulic loading system |
| CN111795037A (en) * | 2020-07-14 | 2020-10-20 | 安徽江淮汽车集团股份有限公司 | Test system of gearbox hydraulic control device |
| CN111795037B (en) * | 2020-07-14 | 2021-08-27 | 安徽江淮汽车集团股份有限公司 | Test system of gearbox hydraulic control device |
| CN113819046A (en) * | 2021-09-01 | 2021-12-21 | 九江七所精密机电科技有限公司 | Testing device of lubricating oil pump |
| CN113819046B (en) * | 2021-09-01 | 2023-05-23 | 九江七所精密机电科技有限公司 | Lubricating oil pump test device |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170222 |