CN106762984A - The test-bed and test method of a kind of multistage hydraulic cylinder simulation operating mode - Google Patents
The test-bed and test method of a kind of multistage hydraulic cylinder simulation operating mode Download PDFInfo
- Publication number
- CN106762984A CN106762984A CN201611255707.2A CN201611255707A CN106762984A CN 106762984 A CN106762984 A CN 106762984A CN 201611255707 A CN201611255707 A CN 201611255707A CN 106762984 A CN106762984 A CN 106762984A
- Authority
- CN
- China
- Prior art keywords
- hydraulic cylinder
- multistage hydraulic
- adjustable shelf
- operating mode
- multistage
- 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.)
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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
- F15B19/007—Simulation or modelling
Abstract
The invention discloses a kind of multistage hydraulic cylinder simulation working condition tests stand and test method.The test-bed includes simulation operating mode operation stand, and the simulation operating mode operation stand includes fixed mount and adjustable shelf, and fixed mount is flexibly connected with one end of adjustable shelf；Fixed mount is respectively provided with an adjustment frame for fixing multistage hydraulic cylinder with the other end of adjustable shelf.Test method is：The position of the adjustment frame on adjustable shelf and the hinged seat in two adjustment frames is adjusted according to multistage hydraulic cylinder；Four jointed shafts of multistage hydraulic cylinder are loaded in hinged seat, pressure measurement oil pipe is accessed, is started Hydraulic Station and is tested；Oil extraction program is run after the completion of experiment, pressure measurement oil pipe is pulled down, multistage hydraulic cylinder is unloaded.The present invention is designed according to simulation operating mode, the random level phenomenon of the discovery of energy 100% in process of the test, and can complete the requirements of Multi-stage cylinder delivery test, can control to drain the hydraulic oil accumulated in oil cylinder automatically by system after the completion of experiment.
Description
Technical field
The present invention relates to a kind of detection of dump truck multistage hydraulic cylinder simulation operating mode, test, testing equipment and detection side
Method, belongs to machining and detection technique field.
Background technology
In actual use, as container is tilted backwards, the upper fulcrum of oil cylinder understands rearward displacement to dumper multi-grade oil,
Oil cylinder is tilted backwards simultaneously, and the sleeve for stretching out under gravity has a side force, and side force can increase set and guide ring
Frictional force, such as mismachining tolerance or assembling fit clearance be improper it is possible that random level phenomenon (sleeve stretches out of order), often
The experimental rig of rule cannot be detected to be placed in parallel oil cylinder if the random level of appearance.
On the other hand, multistage hydraulic cylinder is assembled by multiple sleeves, and the inside and outside limited step between every grade of sleeve can shape
Into a cavity, hydraulic cylinder experiment after the completion of it is at different levels between cavity can accumulate substantial amounts of hydraulic oil, because this Multi-stage cylinder only one
Hydraulic fluid port, the hydraulic oil that oil cylinder the inside accumulates can only be opened plug hydraulic fluid port and be placed on oil groove downwards by discharging naturally, every oil cylinder
Oil is drained about needs 25 minutes only, and this oil extraction mode is easily pollution hydraulic oil of losing time also.
The content of the invention
To be solved by this invention is the problem that existing Multi-stage hydraulic cylinder for dump truck cannot detect random level.
In order to solve the above problems, the invention provides a kind of multistage hydraulic cylinder simulation working condition tests stand, its feature exists
In, including simulation operating mode operation stand, the simulation operating mode runs stand includes fixed mount and adjustable shelf, fixed mount and adjustable shelf
One end be flexibly connected；Fixed mount is respectively provided with an adjustment frame for fixing multistage hydraulic cylinder with the other end of adjustable shelf, living
The end of moving frame is provided with adjustment frame fixed seat, and adjustment frame fixed seat is provided with multiple adjustment frame mounting holes.
Preferably, the adjustment frame includes the body frame fixed with simulation operating mode operation stand, and body frame is provided with a pair and is hinged
Seat, two hinged seats are engaged with the track on body frame, and hinged seat is connected with body frame by fixing bolt；Hinged seat is provided with use
In the slip lid of jointed shaft on spacing multistage hydraulic cylinder.
Preferably, cylinder is provided near with the junction of fixed mount on the adjustable shelf, the movable end of cylinder passes through activity
Frame is fixedly connected with fixed mount.
Present invention also offers a kind of multistage hydraulic cylinder simulation performance test method, it is characterised in that use above-mentioned multistage
Hydraulic cylinder simulates working condition tests stand, comprises the following steps that：
Step 1)：Adjusted according to the adjustment frame on four position adjustment adjustable shelfs of jointed shaft on multistage hydraulic cylinder and two
The position of the hinged seat on whole frame；
Step 2)：Lifting multistage hydraulic cylinder, four jointed shafts of multistage hydraulic cylinder are loaded in hinged seat, close slip lid；
Step 3)：The hydraulic fluid port protection cap of multistage hydraulic cylinder is opened, pressure measurement oil pipe is accessed on hydraulic fluid port, started Hydraulic Station and press out
Factory's test requirements document is tested；
Step 4)：Oil extraction program is run after the completion of experiment, is drained and hydraulic oil is accumulated in multistage hydraulic cylinder；
Step 5)：Pressure measurement oil pipe is pulled down, hydraulic fluid port protection cap is loaded onto；
Step 6)：Slip lid is opened, multistage hydraulic cylinder is unloaded.
The present invention is designed according to simulation operating mode, and energy 100% finds random level phenomenon in process of the test, and can complete multistage
The requirements of cylinder delivery test, can control to drain the hydraulic oil accumulated in oil cylinder automatically after the completion of experiment by system.
Compared with prior art, the beneficial effects of the invention are as follows：
1st, oil cylinder installation universal adjustment frame, installation oil cylinder is quick, easy to adjust, safe and reliable；
2nd, the design of simulation duty construction, can be effectively observed oil cylinder part and matching defect in running；
3rd, the hydraulic oil accumulated in oil cylinder can automatically be drained after the completion of testing.
Brief description of the drawings
A kind of front view of the test-bed of multistage hydraulic cylinder simulation operating mode that Fig. 1 is provided for the present invention；
Fig. 2 is the top view of Fig. 1；
Schematic diagram when Fig. 3 is present invention operation；
Fig. 4 is the structural representation of adjustment frame.
Specific embodiment
To become apparent the present invention, hereby with preferred embodiment, and accompanying drawing is coordinated to be described in detail below.
Embodiment
As Figure 1-4, for a kind of multistage hydraulic cylinder that the present invention is provided simulates working condition tests stand, its spy includes simulation
Operating mode runs stand 1, and the simulation operating mode operation stand 1 includes fixed mount 1-1 and adjustable shelf 1-2, fixed mount 1-1 and adjustable shelf
One end of 1-2 is flexibly connected, and is provided with cylinder 1-3 near the end on adjustable shelf 1-2, and the movable end of cylinder 1-3 is passed through lives
Moving frame 1-2 is fixedly connected with fixed mount 1-1；The other end of fixed mount 1-1 and adjustable shelf 1-2 is respectively provided with one for fixed multistage
The adjustment frame 2 of hydraulic cylinder, end of adjustable shelf 1-2 is provided with adjustment frame fixed seat 1-4, and adjustment frame fixed seat 1-4 is provided with many
Individual adjustment frame mounting hole 1-5.The adjustment frame 2 includes the body frame 2-1 fixed with simulation operating mode operation stand 1, is set on body frame 2-1
There are a pair of hinged seat 2-2, two hinged seat 2-2 to be engaged with the track on body frame 2-1, hinged seat 2-2 and body frame 2-1 is by solid
Determine bolt 2-3 connections；Hinged seat 2-2 is provided with the slip lid 2-4 for jointed shaft on spacing multistage hydraulic cylinder.
A kind of multistage hydraulic cylinder simulates performance test method：
Step 1：According to the adjustment frame on four position adjustment adjustable shelf 1-2 of jointed shaft on multistage hydraulic cylinder2And two
The position of the hinged seat 2-2 in individual adjustment frame 2；
Step 2：Lifting multistage hydraulic cylinder, four jointed shafts of multistage hydraulic cylinder are loaded in hinged seat 2-2, close slip lid
2-4；
Step 3：The hydraulic fluid port protection cap of multistage hydraulic cylinder is opened, pressure measurement oil pipe is accessed on hydraulic fluid port, started Hydraulic Station and press out
(test event is tested in factory's test requirements document；Single-stage stroke, total kilometres, outer seepage, pressure test, random level, creep), adjustable shelf
1-2 is raised above with the work of multistage hydraulic cylinder, is become larger from 0 ° with the angle α between fixed mount 1-1；
Step 4：Oil extraction program is run after the completion of experiment, is drained and hydraulic oil is accumulated in multistage hydraulic cylinder；
Step 5：Pressure measurement oil pipe is pulled down, hydraulic fluid port protection cap is loaded onto；
Step 6：Slip lid 2-4 is opened, multistage hydraulic cylinder is unloaded.
Claims (4)
1. a kind of multistage hydraulic cylinder simulates working condition tests stand, it is characterised in that run stand (1) including simulation operating mode, described
Simulation operating mode runs stand (1) includes fixed mount (1-1) and adjustable shelf (1-2), fixed mount (1-1) and the one of adjustable shelf (1-2)
End is flexibly connected；Fixed mount (1-1) is respectively provided with an adjustment for fixing multistage hydraulic cylinder with the other end of adjustable shelf (1-2)
Frame (2), end of adjustable shelf (1-2) is provided with adjustment frame fixed seat (1-4), and adjustment frame fixed seat (1-4) is provided with multiple tune
Whole frame mounting hole (1-5).
2. multistage hydraulic cylinder as claimed in claim 1 simulates working condition tests stand, it is characterised in that adjustment frame (2) bag
Include and run the fixed body frame (2-1) of stand (1) with simulation operating mode, body frame (2-1) is provided with a pair of hinged seats (2-2), two hinges
Joint chair (2-2) is engaged with the track on body frame (2-1), and hinged seat (2-2) is connected with body frame (2-1) by fixing bolt (2-3)
Connect；Hinged seat (2-2) is provided with the slip lid (2-4) for jointed shaft on spacing multistage hydraulic cylinder.
3. multistage hydraulic cylinder as claimed in claim 1 simulates working condition tests stand, it is characterised in that the adjustable shelf (1-2)
Upper to be provided with cylinder (1-3) near with the junction of fixed mount (1-1), the movable end of cylinder (1-3) is through adjustable shelf (1-2) and solid
Determine frame (1-1) to be fixedly connected.
4. a kind of multistage hydraulic cylinder simulates performance test method, it is characterised in that using described in claim 1-3 any one
Multistage hydraulic cylinder simulates working condition tests stand, comprises the following steps that：
Step 1)：According to the adjustment frame (2) and two on four position adjustment adjustable shelfs (1-2) of jointed shaft on multistage hydraulic cylinder
The position of the hinged seat (2-2) on individual adjustment frame (2)；
Step 2)：Lifting multistage hydraulic cylinder, four jointed shafts of multistage hydraulic cylinder are loaded in hinged seat (2-2), close slip lid
(2-4)；
Step 3)：The hydraulic fluid port protection cap of multistage hydraulic cylinder is opened, pressure measurement oil pipe is accessed on hydraulic fluid port, start Hydraulic Station by examination of dispatching from the factory
Requirement is tested to be tested；
Step 4)：Oil extraction program is run after the completion of experiment, is drained and hydraulic oil is accumulated in multistage hydraulic cylinder；
Step 5)：Pressure measurement oil pipe is pulled down, hydraulic fluid port protection cap is loaded onto；
Step 6)：Slip lid (2-4) is opened, multistage hydraulic cylinder is unloaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255707.2A CN106762984A (en) | 2016-12-30 | 2016-12-30 | The test-bed and test method of a kind of multistage hydraulic cylinder simulation operating mode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611255707.2A CN106762984A (en) | 2016-12-30 | 2016-12-30 | The test-bed and test method of a kind of multistage hydraulic cylinder simulation operating mode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106762984A true CN106762984A (en) | 2017-05-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611255707.2A Pending CN106762984A (en) | 2016-12-30 | 2016-12-30 | The test-bed and test method of a kind of multistage hydraulic cylinder simulation operating mode |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930689A (en) * | 2018-07-27 | 2018-12-04 | 淮南国力液压装备有限公司 | A kind of cylinder seal part testing stand |
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|---|---|---|---|---|
| EP1319847A2 (en) * | 2001-12-04 | 2003-06-18 | Automotive Products (Usa) Inc. | Method and apparatus for identifying and eliminating vibration symptoms in hydraulic clutch actuators |
| CN102331352A (en) * | 2011-06-07 | 2012-01-25 | 上汽依维柯红岩商用车有限公司 | Dumper frame unloading process simulation test method |
| CN103352900A (en) * | 2013-07-23 | 2013-10-16 | 湘电重型装备有限公司 | Heavy-duty mining dump vehicle hydraulic oil cylinder/hydraulic valve test table |
| CN203730463U (en) * | 2014-01-15 | 2014-07-23 | 新疆克拉玛依市荣昌有限责任公司 | Multistage hydraulic cylinder detection platform |
| CN104359667A (en) * | 2014-11-21 | 2015-02-18 | 绵阳新天一电气科技发展有限公司 | Mechanical-electrical integration circuit static load tester |
| CN204536021U (en) * | 2015-04-16 | 2015-08-05 | 福建农林大学 | A kind of tiller walking performance test board |
| CN204664046U (en) * | 2015-05-07 | 2015-09-23 | 泸州市长江液压件装备有限公司 | A kind of compression type environmental sanitation boats and ships Double Acting Telescopic Hydraulic Cylinder |
| CN205478673U (en) * | 2016-03-14 | 2016-08-17 | 吕庆洲 | Secondary reinforcement pneumatic cylinder test bench |
| CN206458668U (en) * | 2016-12-30 | 2017-09-01 | 龙工(上海)液压有限公司 | A kind of multistage hydraulic cylinder simulates the test-bed of operating mode |
-
2016
- 2016-12-30 CN CN201611255707.2A patent/CN106762984A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1319847A2 (en) * | 2001-12-04 | 2003-06-18 | Automotive Products (Usa) Inc. | Method and apparatus for identifying and eliminating vibration symptoms in hydraulic clutch actuators |
| CN102331352A (en) * | 2011-06-07 | 2012-01-25 | 上汽依维柯红岩商用车有限公司 | Dumper frame unloading process simulation test method |
| CN103352900A (en) * | 2013-07-23 | 2013-10-16 | 湘电重型装备有限公司 | Heavy-duty mining dump vehicle hydraulic oil cylinder/hydraulic valve test table |
| CN203730463U (en) * | 2014-01-15 | 2014-07-23 | 新疆克拉玛依市荣昌有限责任公司 | Multistage hydraulic cylinder detection platform |
| CN104359667A (en) * | 2014-11-21 | 2015-02-18 | 绵阳新天一电气科技发展有限公司 | Mechanical-electrical integration circuit static load tester |
| CN204536021U (en) * | 2015-04-16 | 2015-08-05 | 福建农林大学 | A kind of tiller walking performance test board |
| CN204664046U (en) * | 2015-05-07 | 2015-09-23 | 泸州市长江液压件装备有限公司 | A kind of compression type environmental sanitation boats and ships Double Acting Telescopic Hydraulic Cylinder |
| CN205478673U (en) * | 2016-03-14 | 2016-08-17 | 吕庆洲 | Secondary reinforcement pneumatic cylinder test bench |
| CN206458668U (en) * | 2016-12-30 | 2017-09-01 | 龙工(上海)液压有限公司 | A kind of multistage hydraulic cylinder simulates the test-bed of operating mode |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108930689A (en) * | 2018-07-27 | 2018-12-04 | 淮南国力液压装备有限公司 | A kind of cylinder seal part testing stand |
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Application publication date: 20170531 |
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| WD01 | Invention patent application deemed withdrawn after publication |