CN101672721B - Intelligent comprehensive test bed for hydraulic oil pipes - Google Patents

Intelligent comprehensive test bed for hydraulic oil pipes Download PDF

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Publication number
CN101672721B
CN101672721B CN2009100358330A CN200910035833A CN101672721B CN 101672721 B CN101672721 B CN 101672721B CN 2009100358330 A CN2009100358330 A CN 2009100358330A CN 200910035833 A CN200910035833 A CN 200910035833A CN 101672721 B CN101672721 B CN 101672721B
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hydraulic oil
oil pipes
test bed
valve
intelligent comprehensive
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CN101672721A (en
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王四牛
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WUHU SHUANGYI HYDRAULIC COMPONENT CO Ltd
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WUHU SHUANGYI HYDRAULIC COMPONENT CO Ltd
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Abstract

The invention discloses an intelligent comprehensive test bed for hydraulic oil pipes, which comprises a cleaning system, a seal testing system and a handling system , wherein the cleaning system consists of a cleaning water tank (1), back water electromagnetic valves (2 and 13), a high pressure valve (12), a diaphragm pump (3), an air blowing valve (24) and an air cylinder (26); the seal testing system consists of a testing water tank (20), the back water electromagnetic valves (2 and 13), the high pressure valve (12), the diaphragm pump (3), a booster pump (5), the air blowing valve (24) and the air cylinder (26); and the handling system consists of two slide rails (28), two vertical rods (29) and at least two quick handling mechanisms (30). By using the technical scheme, the test bed can integrate the workpiece cleaning process and the seal testing process, thereby enhancing the work efficiency and reducing the product cost.

Description

Intelligent comprehensive test bed for hydraulic oil pipes
Technical field:
The present invention relates to a kind of hydraulic oil pipe carried out inner the cleaning and equipment that leakage test is used, relate in particular to and a kind of engineering machinery is carried out inner the cleaning and multi-function test stand that leakage test is used with hydraulic oil pipe.
Background technology:
At present, carry out respectively by related seals testing equipment and flushing device for check of the sealing property of oil pipe and flushing process, like the oil pipe assembly fast sealing performance testing equipment and the flushing device of the U.S. (Shanghai) MPa hydrodynamic force company limited production; The quick clamped sealed testing equipment of producing by the special fluid device of the Maxwell of Germany company limited of oil pipe; Oil pipe sealing property that Italy Ma Nuli hydraulically operated equipment (HOE) company limited produces and cleaning equipment etc.Their representative separately country and even the whole world in the hi-tech level in this field.But the common shortcoming of these oil pipe experimental technique equipment is the oil pipe leakage test cleans with oil pipe is that the equipment by one's own efforts that separates is separately accomplished, solution be the monotechnics problem, thereby work efficiency is lower.Simultaneously, the Work handling device of above-mentioned relevant device all is integral installation, therefore for the workpiece of different size clean and during leakage test adaptability relatively poor.
Summary of the invention
The technical matters that the present invention will solve provides a kind of intelligent comprehensive testing table, its can set pair workpiece clean with leakage test be one; And work-handling equipment done to improve, realize work-handling fast with flexibly.
For solving above technical matters; Intelligent comprehensive test bed for hydraulic oil pipes of the present invention is made up of purging system, leakage test system and handling system, and purging system is formed by cleaning water tank 1, backwater solenoid valve 2,13, high-pressure valve 12, membrane pump 3, purge valve 24 and cylinder 26; The leakage test system is made up of test water tank 20, backwater solenoid valve 2,13, high-pressure valve 12, membrane pump 3, supercharge pump 5, purge valve 24 and cylinder 26; Handling system is made up of two one slide rails 28, two vertical rods 29 and two quick assembling/disassembling mechanisms 30 at least; Said slide rail 28 is installed in the upper and lower end of intelligent comprehensive test bed for hydraulic oil pipes workspace respectively, and vertical rod 29 is installed on the slide rail 28, and quick assembling/disassembling mechanism 30 is installed in that level is relative in twos in the vertical rod 29.
As a kind of preferred version of the present invention, said quick assembling/disassembling mechanism 30 is made up of propulsion system and clamp device 45; Said clamp device 45 is made up of caliper 31, lower chuck 32, upper grip 35, pin 33, briquetting 34, torsion spring 36 and kayser 37; Said lower chuck 32 is installed in the groove of caliper 31, and upper grip 35 is installed in the groove of briquetting 34, and briquetting 34 is connected with caliper 31 through pin 33, and torsion spring 36 is installed in the inside of briquetting 34 and on pin 33.
As another kind of preferred version of the present invention, said propulsion system by transmission cylinder 38, tiltedly contract 39, arm-tie 40, draw pin 41, bearing 42, holder 43 to constitute; Said arm-tie 40 and 38 fixed installations of transmission cylinder; Tiltedly contract 39 is fixedly connected with the piston rod of transmission cylinder 38; Draw pin 41, clamp device 45 to fixedly mount with arm-tie 40 respectively, tiltedly contract 39 constitutes the oblique contract parts of two-stages with bearing 42, and arm-tie 40 is secondary with holder 43 formation slide block movements.
As further preferred version of the present invention, quick assembling/disassembling mechanism 30 is installed in the vertical rod 29 in twos that level is one group relatively, constitutes by two groups at least, connects through a flange 46 between the two adjacent groups.
Adopt above technical scheme, can realize two-in-one to workpiece cleaning process and leakage test process having improved work efficiency, reduced cost of products.And in preferred version, through the improvement to charging crane, can clean the workpiece of different length and different size and sealing test, improved the adaptability of testing table.
Description of drawings:
Fig. 1 is an intelligent comprehensive test bed for hydraulic oil pipes power control system fundamental diagram.Wherein 1-cleans water tank, 2-backwater solenoid valve, 3-membrane pump, 4-retaining valve, 5-gas drive supercharge pump, 6-retaining valve; The 7-retaining valve, 8-tensimeter, 9-pressure transducer, 10-pressure transducer, 11-high-pressure safety valve, 12-high-pressure solenoid valve; 13-backwater solenoid valve, 14-workpiece, 15-filtrator, 16-filtrator, 17-safety valve, 18-filtrator; The 19-filtrator, 20-tests water tank, 21-retaining valve, 22-retaining valve, 23-solenoid valve; The 24-solenoid valve, the 25-solenoid valve, the 26-cylinder, the 27-hand valve, the 28-source of the gas joins part.
Fig. 2 is the intelligent comprehensive test bed for hydraulic oil pipes overall construction drawing, and wherein (a) is front view, (b) is stereographic map.The 28-slide rail, 29-vertical rod, 30-quick assembling/disassembling mechanism.
Fig. 3 is the intelligent comprehensive test bed for hydraulic oil pipes workflow diagram.
Fig. 4 adorns the clamp device structural diagrams intention of fast quick release mechanism for intelligent comprehensive test bed for hydraulic oil pipes, 31-caliper wherein, 32-lower chuck, 33-pin, 34-briquetting, 35-upper grip, 36-torsion spring, 37-kayser
Fig. 5 is the propulsion system sectional view of intelligent comprehensive test bed for hydraulic oil pipes quick assembling/disassembling mechanism, 38-transmission cylinder wherein, and the oblique contract of 39-, the 40-arm-tie, 41-draws pin, 42-bearing, 43-holder, 44-workpiece joints, 45-clamp device.
Fig. 6 is an intelligent comprehensive test bed for hydraulic oil pipes bull bindiny mechanism structural representation, the 46-flange.
Embodiment:
Below in conjunction with accompanying drawing and embodiment the present invention is done further explain.
Intelligent comprehensive test bed for hydraulic oil pipes is made up of purging system, leakage test system, handling system.
As shown in Figure 1, purging system is by cleaning water tank 1, backwater solenoid valve 2,13, high-pressure valve 12, membrane pump 3, purge valve 24 and cylinder 26 compositions.
The leakage test system is by testing water tank 20, backwater solenoid valve 2,13, high-pressure valve 12, membrane pump 3, supercharge pump 5, purge valve 24 and cylinder 26 compositions.
As shown in Figure 2, handling system is made up of two one slide rails 28, two vertical rods 29 and quick assembling/disassembling mechanism 30.
According to workflow diagram shown in Figure 3, the course of work of intelligent comprehensive test bed for hydraulic oil pipes mainly may further comprise the steps:
1, installation and startup:
At first opening protective cover, is that hydraulic oil pipe is placed in the bayonet socket of clamp device 45 and clamps with workpiece 14.Workpiece 14 adopts pneumatic reinforcement clamping mode to clamp fast when installing, and guarantees under the hydraulic action of 60MPa, and the hard contact seal face of workpiece keeps sealing.Subsequently, close protective cover starting characteristics test platform.
2, cleaning process:
Be divided into pressurization and clean and blow off two steps of medium.
(1) pressurization is cleaned: open the CS that water tank 1 is cleaned in control; Make and get into the low amounts of water medium in the hydraulic oil pipe; Start backwater solenoid valve 2,13 and high-pressure valve 12, membrane pump 3, purge valve 24 simultaneously; Gases at high pressure and the formation of the water in hydraulic oil pipe aqueous vapor that cylinder 26 is gone out are mixed, through the hydraulic oil pipe endoporus, the pollutant in the pipeline are cleaned up at a high speed.
(2) blow off medium: close the CS that cleans water tank 1, and then starting backwater solenoid valve 2,13 and high-pressure valve 12, purge valve 24, this moment, pressurized air through pipeline, blew off the moisture in the pipeline at a high speed, accomplished the cleaning process of workpiece.
3, leakage test:
Be divided into deaeration priming fluid, supercharging maintenance and blow off three steps of medium.
(1) deaeration priming fluid: open the CS of test water tank 20, starting high-pressure valve 12, membrane pump 3 are discharged the air in the hydraulic oil pipe, when being full of aqueous medium in the hydraulic oil pipe, will test the CS of water tank 20 and close.
(2) supercharging keeps: topping up is closed high-pressure valve 12 after accomplishing, and opens supercharge pump 5, when pressure rises to the pressure of setting, stops supercharge pump 5 work, and system is in the state that keeps set pressure.
(3) cold air blows off medium: when reaching predetermined hydraulic oil pipe sealing load test period; Open the CS of test water tank 20 once more, starting backwater solenoid valve 2,13 and high-pressure valve 12 are opened purge valve 24; Pressurized air blows off the aqueous medium in the pipeline, and leakage test finishes.
Behind above-mentioned end-of-job, open protective cover, open air valve, unclamp all workpiece, take off workpiece.
The duration of opening, breaking off and working of relevant electric elements and equipment in the above-mentioned workflow; Can control and set through Programmable Logic Controller PLC; Realize the automatic control of entire work process; Thereby realize that comprehensive test bed for hydraulic oil pipes cleans workpiece 14 and leakage test integrated, intelligent, improved work efficiency greatly.
In above-mentioned workflow, the cargo handling process of workpiece 14 is accomplished through handling system.As previously mentioned, handling system is made up of two one slide rails 28, two vertical rods 29 and quick assembling/disassembling mechanism 30; And quick assembling/disassembling mechanism 30 is made up of propulsion system and clamp device 45.
1, the composition of handling system and the course of work:
As shown in Figure 2, two one slide rails 28 are installed in the upper and lower end of testing table workspace respectively, and two vertical rods 29 are installed on the slide rail 28 and can be along its move left and right, and quick assembling/disassembling mechanism 30 is installed in that level is relative in twos in the vertical rod 29.Workpiece 14 is placed between two quick assembling/disassembling mechanisms 30 during work, and workpiece joints 44 then is stuck in the bayonet socket of clamp device 45.
Because vertical rod 29 is installed on the slide rail 28 and can moves horizontally along slide rail 28, therefore,, can clean the workpiece of different length and leakage test through the move left and right adjustment distance therebetween of vertical rod 28.
2, the structure of clamp device and the course of work:
Fig. 4 (a) is depicted as the structural diagrams intention of clamp device 45: lower chuck 32 is installed in the groove of caliper 31 and through screw or other forms and fixes with it; Upper grip 35 is fixed in briquetting 34 grooves, also fixes through screw or additive method.Briquetting 34 is connected with caliper 31 through pin 33 and can rotates around pin 33.Fig. 4 (b) is the part sectioned view of figure (a): torsion spring 36 is installed in the inside of briquetting 34 and is enclosed within on the pin 33.Under torsion spring 36 effects, form bayonet socket shown in Figure 4 automatically.
The course of work of clamp device is following: workpiece joints 44 is put into bayonet socket, press lower lock block 34, lower chuck 34 blocks workpiece joints 44 with upper grip 35, and through kayser 37 that workpiece joints 44 is fixing; Through propulsion system workpiece joints is clamped subsequently; Hydraulic pressure flushing and leakage test operation were carried out in completion to workpiece after, closing test platform equipment was pressed kayser 37, took off workpiece work and accomplished.
As previously mentioned; Lower chuck 34 can be installed easily and take out in caliper 31 and briquetting 34 respectively with upper grip 35; Therefore, through change different in the lower chuck and the upper grip of bores, can also be that the workpiece of different size cleans and leakage test quickly and easily to different-diameter.
3, the structure of propulsion system and the course of work:
Fig. 5 is the sectional view of intelligent comprehensive test bed for hydraulic oil pipes propulsion system structure; Its structure is following: arm-tie 40 and 38 fixed installations of transmission cylinder; Tiltedly contract 39 is fixedly connected with the piston rod of transmission cylinder 38; Draw pin 41, clamp device 45 to fixedly mount with arm-tie 40 respectively, tiltedly contract 39 constitutes the oblique contract parts of two-stages with bearing 42, and arm-tie 40 is secondary with holder 43 formation slide block movements.
The course of work of propulsion system is: the operation valve of opening transmission cylinder 38; Its piston promotes oblique contract 39 and moves upward; Tiltedly contract 39 promotes bearing 42 motions simultaneously; Thereby make arm-tie 40, draw pin 41 and clamp device 45 to move horizontally, make and do relative motion between clamp device 45 and the workpiece joints 44, realize clamping workpiece joints 44.Clamping process is cleaned and the pressure test operation after finishing subsequently.After this operation finishes, close transmission cylinder 38 operation valves oblique contract 39 is reclaimed with the piston of transmission cylinder 38, the workpiece release process is accomplished.
Adopt above technical scheme that workpiece is fixed to clamp, not only can reduce transmission cylinder volume, and can increase driving force effectively through the wedge structure.
As shown in Figure 6, as further preferred version, designed a plurality of quick assembling/disassembling mechanisms in the vertical rod 29, the quick assembling/disassembling mechanism 30 that level is installed constitutes one group in twos relatively, connects through a flange 46 between the group up and down.Its course of work is following: at first open protective cover; Workpiece 14 is placed between two quick assembling/disassembling mechanisms 30; Its workpiece joints 44 is snapped in successively in the bayonet socket of quick assembling/disassembling mechanism 30 and fix to clamp, close protective cover running-up test platform, carry out that oil pipe is inner to be cleaned and leakage test.Aqueous medium or high-pressure gas flow required in the above-mentioned operation are as shown in Figure 6 through the path: water or gases at high pressure flow into from an end of a quick assembling/disassembling mechanism; Get into the adjacent quick assembling/disassembling mechanism and workpiece from flange 46 through workpiece; So turn back; Flow out from the least significant end quick assembling/disassembling mechanism at last, form a whole path.After above-mentioned operation finishes, open protective cover and take off each workpiece successively.
As previously mentioned, in this optimal technical scheme, because quick assembling/disassembling mechanism 30 carried out three-dimensional layout, workpiece 14 is installed for stratiform, so pipeline takes up room and dwindles the reduction of work energy consumption greatly.Simultaneously because installing mechanism compact conformation has on the whole also reduced the loading and unloading turnaround time, for the following oil pipe assembly of φ 13 specifications product can No. one time 10 of clampings, improved work efficiency.

Claims (4)

1. intelligent comprehensive test bed for hydraulic oil pipes; Form by purging system, leakage test system and handling system; It is characterized in that said purging system is formed by cleaning water tank (1), backwater solenoid valve (2,13), high-pressure valve (12), membrane pump (3), purge valve (24) and cylinder (26); The leakage test system is made up of test water tank (20), backwater solenoid valve (2,13), high-pressure valve (12), membrane pump (3), supercharge pump (5), purge valve (24) and cylinder (26); The shared backwater solenoid valve of said purging system and leakage test system (2,13), high-pressure valve (12), membrane pump (3), purge valve (24) and cylinder (26); Handling system is made up of two one slide rails (28), two vertical rods (29) and two quick assembling/disassembling mechanisms (30) at least; Slide rail (28) is installed in the upper and lower end of intelligent comprehensive test bed for hydraulic oil pipes workspace respectively; Vertical rod (29) is installed on the slide rail (28), and quick assembling/disassembling mechanism (30) is installed in that level is relative in twos in the vertical rod (29).
2. intelligent comprehensive test bed for hydraulic oil pipes according to claim 1 is characterized in that, said quick assembling/disassembling mechanism (30) is made up of propulsion system and clamp device (45); Said clamp device (45) is made up of caliper (31), lower chuck (32), upper grip (35), pin (33), briquetting (34), torsion spring (36) and kayser (37); Said lower chuck (32) is installed in the groove of caliper (31), and upper grip (35) is installed in the groove of briquetting (34), and briquetting (34) is connected with caliper (31) through pin (33), and torsion spring (36) is installed in the inside of briquetting (34) and is enclosed within on the pin (33).
3. intelligent comprehensive test bed for hydraulic oil pipes according to claim 2 is characterized in that, said propulsion system by transmission cylinder (38), tiltedly contract (39), arm-tie (40), draw pin (41), bearing (42), holder (43) to constitute; Said arm-tie (40) and transmission cylinder (38) fixed installation; Tiltedly contract (39) is fixedly connected with the piston rod of transmission cylinder (38); Draw pin (41), clamp device (45) to fixedly mount with arm-tie (40) respectively; Tiltedly contract (39) constitutes the oblique contract parts of two-stage with bearing (42), and arm-tie (40) is secondary with holder (43) formation slide block movement.
4. according to any described intelligent comprehensive test bed for hydraulic oil pipes of claim of claim 1 to 3; It is characterized in that; Quick assembling/disassembling mechanism (30) is installed in the vertical rod (29) in twos that level is one group relatively, constitutes by two groups at least, connects through a flange (46) between the two adjacent groups.
CN2009100358330A 2009-09-25 2009-09-25 Intelligent comprehensive test bed for hydraulic oil pipes Active CN101672721B (en)

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CN101672721B true CN101672721B (en) 2012-07-04

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CN102401725B (en) * 2010-09-19 2014-01-01 南车青岛四方机车车辆股份有限公司 Method and device for washing and seal detecting of railway vehicle braking lines
CN102539073A (en) * 2011-11-16 2012-07-04 天津杰科同创科技发展有限公司 Pressure resistance detection machine for automobile brake oil pipe
CN103143538A (en) * 2013-01-28 2013-06-12 山东大学 Pipeline pressure test and pulse cleaning integrated equipment
CN103234709B (en) * 2013-05-07 2016-01-20 上海大众汽车有限公司 The testing apparatus of induction type quenching press inductor and method of testing
CN110231126A (en) * 2018-03-06 2019-09-13 奚正文 A kind of dyeing air detection machine and method
CN109406059A (en) * 2018-12-20 2019-03-01 中核(天津)机械有限公司 The cleaning leakage detection apparatus of workpiece
CN111579162A (en) * 2020-06-09 2020-08-25 东风汽车有限公司 Air leakage detection device and air leakage detection method for engine cylinder gasket

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CN1087991A (en) * 1993-05-11 1994-06-15 大庆石化总厂塑料厂 Multifunctional superhigh pressure test table
EP1038598A1 (en) * 1999-02-23 2000-09-27 Yasumasa Akazawa Piping cleaning device
CN2867326Y (en) * 2005-12-30 2007-02-07 石家庄南车铁龙机电有限公司 Apparatus for detecting railway rolling stock braking hose connector airtightness
CN201036779Y (en) * 2007-04-23 2008-03-19 比亚迪股份有限公司 Oil pipe cleaning device
CN201186279Y (en) * 2008-01-19 2009-01-28 山西太钢不锈钢股份有限公司 Device for flushing hydraulic system pipeline oil

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1087991A (en) * 1993-05-11 1994-06-15 大庆石化总厂塑料厂 Multifunctional superhigh pressure test table
EP1038598A1 (en) * 1999-02-23 2000-09-27 Yasumasa Akazawa Piping cleaning device
CN2867326Y (en) * 2005-12-30 2007-02-07 石家庄南车铁龙机电有限公司 Apparatus for detecting railway rolling stock braking hose connector airtightness
CN201036779Y (en) * 2007-04-23 2008-03-19 比亚迪股份有限公司 Oil pipe cleaning device
CN201186279Y (en) * 2008-01-19 2009-01-28 山西太钢不锈钢股份有限公司 Device for flushing hydraulic system pipeline oil

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