CN103967870A - Hydraulic cylinder test platform - Google Patents
Hydraulic cylinder test platform Download PDFInfo
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- CN103967870A CN103967870A CN201410220394.1A CN201410220394A CN103967870A CN 103967870 A CN103967870 A CN 103967870A CN 201410220394 A CN201410220394 A CN 201410220394A CN 103967870 A CN103967870 A CN 103967870A
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Abstract
The invention discloses a hydraulic cylinder test platform and belongs to the field of hydraulic cylinder detecting equipment. An oil cylinder to be tested is connected with a piston rod of a loading cylinder and is fixed to a peripheral cylinder body of the loading cylinder, the two sides of a piston of the oil cylinder to be tested are connected with a three-position four-way reversing valves through a one-way valve and an series connection oil path of an adjustable flow valve respectively, one of the other two ends of the three-position four-way reversing valve is connected with a volume adjustable hydraulic pump through a one-way valve, and the other end of the volume adjustable hydraulic pump is connected with a filter and then led to an oil pool; the two sides of a piston of the loading cylinder are connected with a three-position four-way reversing valve through one-way valves respectively, one of the other two ends of the three-position four-way reversing valve is connected with the filter through two hydraulic pumps connected in parallel, and the other end of the filter is connected with the oil pool. According to the hydraulic cylinder test platform, the maintaining range is widened in use, the recycling rate of equipment is increased, accessory investment is reduced, pressure is adjustable, the oil cylinder testing range is widened due to the arrangement of a pressure cylinder, and performance is reliable.
Description
Technical field
The present invention relates to a kind of oil hydraulic cylinder test platform, belong to oil hydraulic cylinder detection facility field.
Background technique
Along with colliery industry development, the demand of coal winning machine is increasing, and in coal winning machine, a lot of parts transmissions adopt hydraulic transmission mode, the maintenance of coal winning machine oil hydraulic cylinder, and the quality of the oil hydraulic cylinder performance repairing directly affects the use of coal winning machine, development machine.In order to improve the reliability of repairing rear oil hydraulic cylinder, designing a kind of oil hydraulic cylinder test platform can detect the oil hydraulic cylinder after repairing immediately, for the test platform of the many kinds of liquid compressing cylinders such as height adjusting oil cylinder of coal cutting machine, can effectively improve repair efficiency and repairing effect.
Summary of the invention
The needs that the present invention is directed to the detection after at present coal winning machine oil hydraulic cylinder being repaired, have designed a kind of oil hydraulic cylinder test platform.This test platform, according to the requirement design of " JB/ZQ 3774-86 " engineering machinery hydraulic cylinder inspection rule, can carry out no-load (no load) test, pressure test and internal leakage test.
The present invention solves the technological scheme that its technical problem takes: this oil hydraulic cylinder test platform comprises oil cylinder to be measured, loads cylinder, reduction valve, three position four-way directional control valve, pressure gauge, stop valve, two-position four way change valve, sequence valve, adjustable restrictive valve, volume adjustable hydraulic pump, two-position two-way solenoid valve, cooler, dual flow filter, pressure relay, heater, temperature indicator, filter, oil sump, oil hydraulic pump, one-way valve, oil cylinder to be measured is connected with the piston rod that loads cylinder, oil cylinder to be measured is fixed with the peripheral cylinder body that loads cylinder, the piston both sides of oil cylinder to be measured are connected with three position four-way directional control valve with the series connection oil circuit of adjustable restrictive valve by one-way valve respectively, one end in the other two ends of three position four-way directional control valve is connected with volume adjustable hydraulic pump by one-way valve, the other end of volume adjustable hydraulic pump passes in oil sump after connecting filter, the piston both sides that load cylinder are connected with three position four-way directional control valve by one-way valve respectively, one end in the other two ends of three position four-way directional control valve is connected with filter by two oil hydraulic pumps in parallel, the other end of filter is connected with oil sump.
In described oil sump, the output circuit connecting fluid press pump output terminal that is connected with filter is connected with oil sump.
In described oil sump, an output circuit connects heater, and output terminal is connected with oil sump, and in oil sump, an output circuit connects temperature indicator.
The piston both sides output terminal of described oil cylinder to be measured connects in the oil circuit after one-way valve and adjustable restrictive valve respectively branch's oil circuit, described branch oil circuit is series connection one-way valve and reduction valve, end Bonding pressure table, in described branch oil circuit, reduction valve front end oil circuit part is provided with branch's oil circuit, and this branch's oil circuit comprises stop valve series connection pressure gauge.
The present invention has the following advantages: 1. the present invention is novel unique, and that test stand has is cooling, hot charging is put, and can realize oil temperature control; 2. test stand dismounting test specimen is convenient, highly versatile; 3. expand maintenance range, improved the efficiency that equipment recycles, reduced accessory input; 4. this test stand pressure can regulate, and is furnished with pressurized cylinder, has expanded the test specification of oil cylinder, reliable performance.
Brief description of the drawings
Fig. 1 is integrated hydraulic structural drawing of the present invention.
In figure: 1 oil cylinder to be measured, 2 loads cylinder, 3 reduction valve, 4 three position four-way directional control valves, 5 pressure gauges, 6 stop valves, 7 two-position four way change valves, 8 sequence valves, 9 adjustable restrictive valves, 10 volume adjustable hydraulic pumps, 11 two-position two-way solenoid valves, 12 coolers, 13 dual flow filters, 14 pressure relayes, 15 heaters, 16 temperature indicators, 17 filters, 18 oil sumps, 19 oil hydraulic pumps, 20 one-way valves.
Embodiment
As shown in Figure 1: a kind of oil hydraulic cylinder test platform, its structure comprises: oil cylinder 1 to be measured, loading cylinder 2, reduction valve 3, three position four-way directional control valve 4, pressure gauge 5, stop valve 6, two-position four way change valve 7, sequence valve 8, adjustable restrictive valve 9, volume adjustable hydraulic pump 10, two-position two-way solenoid valve 11, cooler 12, dual flow filter 13, pressure relay 14, heater 15, temperature indicator 16, filter 17, oil sump 18, oil hydraulic pump 19, one-way valve 20, oil cylinder 1 to be measured is connected with the piston rod that loads cylinder 2, oil cylinder 1 to be measured is fixed with the peripheral cylinder body that loads cylinder 2, the piston both sides of oil cylinder 1 to be measured are connected with three position four-way directional control valve 4 with the series connection oil circuit of adjustable restrictive valve 9 by one-way valve 20 respectively, one end in the other two ends of three position four-way directional control valve 4 is connected with volume adjustable hydraulic pump 10 by one-way valve 20, the other end of volume adjustable hydraulic pump 10 passes in oil sump 18 after connecting filter 17, the piston both sides that load cylinder 2 are connected with three position four-way directional control valve 4 by one-way valve 20 respectively, one end in the other two ends of three position four-way directional control valve 4 is connected with filter 17 by two oil hydraulic pumps 19 in parallel, the other end of filter 17 is connected with oil sump 18, in oil sump 18, an output circuit connecting fluid press pump 19 output terminal that is connected with filter 17 is connected with oil sump 18, in oil sump 18, an output circuit connects heater 15, and output terminal is connected with oil sump 18, and in oil sump 18, an output circuit connects temperature indicator 16, the piston both sides output terminal of oil cylinder 1 to be measured connects in the oil circuit after one-way valve 20 and adjustable restrictive valve 9 respectively branch's oil circuit, described branch oil circuit is series connection one-way valve 20 and reduction valve 3, end Bonding pressure table 5, in described branch oil circuit, reduction valve 3 front end oil circuit parts are provided with branch's oil circuit, and this branch's oil circuit comprises stop valve 6 pressure gauge 5 of connecting.
The described a kind of oil hydraulic cylinder test platform of the present embodiment, when use, by fixing oil cylinder 1 to be measured, starts volume adjustable hydraulic pump 10 and oil hydraulic pump 19, observes oil cylinder 1 pressure at two ends table 5 registration to be measured, is shown and can be analyzed the performance situation that draws oil cylinder 1 to be measured by contrast.
Claims (4)
1. an oil hydraulic cylinder test platform, structure comprises: oil cylinder to be measured (1), loading cylinder (2), reduction valve (3), three position four-way directional control valve (4), pressure gauge (5), stop valve (6), two-position four way change valve (7), sequence valve (8), adjustable restrictive valve (9), volume adjustable hydraulic pump (10), two-position two-way solenoid valve (11), cooler (12), dual flow filter (13), pressure relay (14), heater (15), temperature indicator (16), filter (17), oil sump (18), oil hydraulic pump (19), one-way valve (20), it is characterized in that: oil cylinder to be measured (1) is connected with the piston rod that loads cylinder (2), oil cylinder to be measured (1) is fixed with the peripheral cylinder body that loads cylinder (2), the piston both sides of oil cylinder to be measured (1) are connected with three position four-way directional control valve (4) with the series connection oil circuit of adjustable restrictive valve (9) by one-way valve (20) respectively, one end in the other two ends of three position four-way directional control valve (4) is connected with volume adjustable hydraulic pump (10) by one-way valve (20), the other end of volume adjustable hydraulic pump (10) passes in oil sump (18) after connecting filter (17), the piston both sides that load cylinder (2) are connected with three position four-way directional control valve (4) by one-way valve (20) respectively, one end in the other two ends of three position four-way directional control valve (4) is connected with filter (17) by two oil hydraulic pumps in parallel (19), the other end of filter (17) is connected with oil sump (18).
2. a kind of oil hydraulic cylinder test platform according to claim 1, is characterized in that: in oil sump (18), an output circuit connecting fluid press pump (19) output terminal that is connected with filter (17) is connected with oil sump (18).
3. a kind of oil hydraulic cylinder test platform according to claim 1, is characterized in that: in oil sump (18), an output circuit connects heater (15), and output terminal is connected with oil sump (18), and in oil sump (18), an output circuit connects temperature indicator (16).
4. a kind of oil hydraulic cylinder test platform according to claim 1, it is characterized in that: the piston both sides output terminal of oil cylinder to be measured (1) connects in the oil circuit after one-way valve (20) and adjustable restrictive valve (9) respectively branch's oil circuit, described branch oil circuit is series connection one-way valve (20) and reduction valve (3), end Bonding pressure table (5), in described branch oil circuit, reduction valve (3) front end oil circuit part is provided with branch's oil circuit, and this branch's oil circuit comprises stop valve (6) series connection pressure gauge (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410220394.1A CN103967870A (en) | 2014-05-23 | 2014-05-23 | Hydraulic cylinder test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410220394.1A CN103967870A (en) | 2014-05-23 | 2014-05-23 | Hydraulic cylinder test platform |
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| Publication Number | Publication Date |
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| CN103967870A true CN103967870A (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201410220394.1A Pending CN103967870A (en) | 2014-05-23 | 2014-05-23 | Hydraulic cylinder test platform |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299503A (en) * | 2014-08-12 | 2015-01-21 | 北京理工大学 | Heavy object loading hydraulic transmission experiment teaching system and experiment method thereof |
| CN104895871A (en) * | 2015-06-03 | 2015-09-09 | 宁波恒力液压股份有限公司 | Comprehensive and energy-saving testing device and method for reliability of electromagnetic valves and hydraulic cylinders |
| CN105298988A (en) * | 2015-11-13 | 2016-02-03 | 湖南省产商品质量监督检验研究院 | Hydraulic cylinder internal leakage testing device and method |
| CN105402205A (en) * | 2015-12-25 | 2016-03-16 | 江苏恒立液压有限公司 | Oil cylinder loading loop simulation test device |
| CN105952713A (en) * | 2016-07-05 | 2016-09-21 | 北京理工大学 | Hydraulic cylinder testing system and method |
| CN106762890A (en) * | 2017-01-23 | 2017-05-31 | 中南大学 | A kind of test bed hydraulic control system of multifunction hydraulic |
| CN106949118A (en) * | 2017-05-16 | 2017-07-14 | 蚌埠液力机械有限公司 | A kind of hydraulic cylinder durability testing stand |
| CN107489666A (en) * | 2017-08-23 | 2017-12-19 | 中国科学院海洋研究所 | ROV small-sized hydraulic testboards |
| CN109386515A (en) * | 2018-12-06 | 2019-02-26 | 哈工新欧(岳阳)测控装备有限公司 | Energy-saving large_sized hydraulic cylinder testing stand |
| CN110131241A (en) * | 2019-06-11 | 2019-08-16 | 兖州煤业股份有限公司 | Development machine crawler tensioning plunger cylinder total travel pressure test device and its method |
| CN110552931A (en) * | 2018-05-30 | 2019-12-10 | 大同煤矿集团有限责任公司 | Underground hydraulic part testing system |
| CN114112713A (en) * | 2021-12-08 | 2022-03-01 | 南京航健航空装备技术服务有限公司 | General type hydraulic product withstand voltage test equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881288A (en) * | 2010-06-29 | 2010-11-10 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Hydraulic cylinder durability test method and device |
| CN102182723A (en) * | 2010-08-02 | 2011-09-14 | 湖南协力液压有限公司 | Delivery test platform for hydraulic cylinder |
| CN102252007A (en) * | 2010-05-18 | 2011-11-23 | 南京梅山冶金发展有限公司 | Hydraulic cylinder test device and method under simulated working condition |
| CN103644151A (en) * | 2013-12-05 | 2014-03-19 | 燕山大学 | Energy-conservation and low-impact hydraulic cylinder test testbed hydraulic control system |
-
2014
- 2014-05-23 CN CN201410220394.1A patent/CN103967870A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102252007A (en) * | 2010-05-18 | 2011-11-23 | 南京梅山冶金发展有限公司 | Hydraulic cylinder test device and method under simulated working condition |
| CN101881288A (en) * | 2010-06-29 | 2010-11-10 | 徐工集团工程机械股份有限公司江苏徐州工程机械研究院 | Hydraulic cylinder durability test method and device |
| CN102182723A (en) * | 2010-08-02 | 2011-09-14 | 湖南协力液压有限公司 | Delivery test platform for hydraulic cylinder |
| CN103644151A (en) * | 2013-12-05 | 2014-03-19 | 燕山大学 | Energy-conservation and low-impact hydraulic cylinder test testbed hydraulic control system |
Non-Patent Citations (1)
| Title |
|---|
| 姜秀萍等: "工程液压缸试验台的研制", 《组合机床与自动化加工技术》 * |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104299503B (en) * | 2014-08-12 | 2017-03-29 | 北京理工大学 | A kind of weight loading Pattern of Hydraulic Experiment Teaching system and its experimental technique |
| CN104299503A (en) * | 2014-08-12 | 2015-01-21 | 北京理工大学 | Heavy object loading hydraulic transmission experiment teaching system and experiment method thereof |
| CN104895871A (en) * | 2015-06-03 | 2015-09-09 | 宁波恒力液压股份有限公司 | Comprehensive and energy-saving testing device and method for reliability of electromagnetic valves and hydraulic cylinders |
| CN105298988B (en) * | 2015-11-13 | 2018-08-21 | 湖南省产商品质量监督检验研究院 | Hydraulic cylinder interior leakage leaks test device and method |
| CN105298988A (en) * | 2015-11-13 | 2016-02-03 | 湖南省产商品质量监督检验研究院 | Hydraulic cylinder internal leakage testing device and method |
| CN105402205A (en) * | 2015-12-25 | 2016-03-16 | 江苏恒立液压有限公司 | Oil cylinder loading loop simulation test device |
| CN105952713A (en) * | 2016-07-05 | 2016-09-21 | 北京理工大学 | Hydraulic cylinder testing system and method |
| CN106762890A (en) * | 2017-01-23 | 2017-05-31 | 中南大学 | A kind of test bed hydraulic control system of multifunction hydraulic |
| CN106762890B (en) * | 2017-01-23 | 2018-01-30 | 中南大学 | A kind of test bed hydraulic control system of multifunction hydraulic |
| CN106949118A (en) * | 2017-05-16 | 2017-07-14 | 蚌埠液力机械有限公司 | A kind of hydraulic cylinder durability testing stand |
| CN106949118B (en) * | 2017-05-16 | 2018-05-08 | 蚌埠液力机械有限公司 | A kind of hydraulic cylinder durability testing stand |
| CN107489666A (en) * | 2017-08-23 | 2017-12-19 | 中国科学院海洋研究所 | ROV small-sized hydraulic testboards |
| CN110552931A (en) * | 2018-05-30 | 2019-12-10 | 大同煤矿集团有限责任公司 | Underground hydraulic part testing system |
| CN109386515A (en) * | 2018-12-06 | 2019-02-26 | 哈工新欧(岳阳)测控装备有限公司 | Energy-saving large_sized hydraulic cylinder testing stand |
| CN109386515B (en) * | 2018-12-06 | 2024-03-19 | 哈工新欧(岳阳)测控装备有限公司 | Energy-saving large-sized hydraulic cylinder test bed |
| CN110131241A (en) * | 2019-06-11 | 2019-08-16 | 兖州煤业股份有限公司 | Development machine crawler tensioning plunger cylinder total travel pressure test device and its method |
| CN114112713A (en) * | 2021-12-08 | 2022-03-01 | 南京航健航空装备技术服务有限公司 | General type hydraulic product withstand voltage test equipment |
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Application publication date: 20140806 |