CN201757099U - Engineering mechanical electrohydraulic proportional pilot handle testing device - Google Patents
Engineering mechanical electrohydraulic proportional pilot handle testing device Download PDFInfo
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- CN201757099U CN201757099U CN201020255706XU CN201020255706U CN201757099U CN 201757099 U CN201757099 U CN 201757099U CN 201020255706X U CN201020255706X U CN 201020255706XU CN 201020255706 U CN201020255706 U CN 201020255706U CN 201757099 U CN201757099 U CN 201757099U
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Abstract
An engineering mechanical electrohydraulic proportional pilot handle testing device belongs to a tooling for pilot handle testing. The technical scheme includes that a cylinder mounting seat is connected onto a mounting base via a cylinder mounting seat support, a double-piston-rod cylinder is connected onto the cylinder mounting seat via a cylinder foot frame, a first magnetic inductive switch and a second magnetic conductive switch are respectively fixed onto cylinder walls at two ends of the double-piston-rod cylinder via fixing steel bands, a tested pilot handle is connected onto the mounting base on one side of the first magnetic conductive switch, two tested pilot handles are sequentially connected onto the mounting base on one side of the second magnetic conductive switch, and two operating handle extending rods are connected onto the tested pilot handles and connected with each other via an upper end handle fixing connecting rod. The engineering mechanical electrohydraulic proportional pilot handle testing device has the advantages of capabilities of simultaneously testing three sets of electrohydraulic proportional pilot handles and improving test efficiency, low manufacturing cost, rapid and convenient operation and element replacement, easily obtained gas source and low use cost.
Description
Technical field
The utility model relates to a kind of frock of the guide's of being used for handle test, particularly a kind of engineering machinery electro-fluid proportion pilot handle testing apparatus.
Background technique
At present, the action of all kinds of engineering machinery equipments generally realizes by the hydraulic pilot control technique of hydraulic pilot valve control main reversing valve, there are shortcomings such as steering force is big, reversing impact big, control performance difference in this type of control technique, and the driver is tired easily, and efficiency is low.Adopt the equipment electric-hydraulic proportion guide control system under the computer control, can effectively reduce driver's labor intensity, improve guide's control system performance and automaticity thereof, electric-hydraulic proportion guide's handle is the crucial control apparatus of this type of control system.For guaranteeing the reliability of electric-hydraulic proportion guide handle work on the spot, require to need every cover handle is carried out 5,000,000 times maneuvering test according to type approval test, need test three covers altogether.As utilize existing electrical switch test stand to carry out that this type of reliability trial movement speed is slow, the test period is long, test efficiency is low.
The model utility content
The purpose of this utility model is to provide a kind of: test quick action, the engineering machinery electro-fluid proportion pilot handle testing apparatus that the test period is short, test efficiency is high.
The object of the present invention is achieved like this: the operating grip extension rod, first spherical plain bearing rod end, handle and connecting rod, slide block connecting rod, the cylinder foot rest, fixing steel band, the double piston-rod cylinder, first magnetic switch, second spherical plain bearing rod end, the handle stationary links, slide block, tested guide's handle, mounting base, cylinder fitting seat support, the cylinder fitting seat, second magnetic switch, source of the gas, water-separating gas filter, reduction valve, oil sprayer, first baffler, second baffler, the two-position five-way solenoid directional control valve, the first prionotron joint and the second prionotron joint, on mounting base, be connected with the cylinder fitting seat by cylinder fitting seat support, on the cylinder fitting seat, be connected with the double piston-rod cylinder by the cylinder foot rest, on the casing wall of double piston-rod cylinder two ends, be fixed with first magnetic switch and second magnetic switch respectively by fixing steel band, on the mounting base of first magnetic switch, one side, connect tested guide's handle, two tested guide's handles have been linked in sequence on the mounting base of second magnetic switch, one side, on tested guide's handle, be connected with two operating grip extension rods, the operating grip extension rod connects by upper end handle stationary links, be separately installed with slide block in the middle part chute of two extension rods of operating grip, two slide blocks connect by slide block connecting rod, the piston rod at double piston-rod cylinder two ends is connected with second spherical plain bearing rod end respectively, second spherical plain bearing rod end and slide block connecting rod are hinged, one side of two tested guide's handles is being arranged, and handle and connecting rod is hinged by first spherical plain bearing rod end and two handle stationary links at two ends respectively.
The pneumatic circuit source of the gas of testing apparatus is connected with two-position five-way solenoid directional control valve inlet opening with oil sprayer by water-separating gas filter, reduction valve, other two inlet openings on the two-position five-way solenoid directional control valve are connected with two bafflers respectively, two outlets of two-position five-way solenoid directional control valve are connected with double piston-rod cylinder two inlets respectively, are fixed with first magnetic switch and second magnetic switch on the double piston-rod cylinder outer wall.
Beneficial effect, electric-hydraulic proportion guide's handle are used to finish guide's control of two equipments, and it comprises two operating grips, and the operating grip extension rod is connected on the operating grip by internal thread, and handle and connecting rod links together two operating grip extension rods.Handle stationary links two ends are threaded with first spherical plain bearing rod end, and first spherical plain bearing rod end is hinged with two ends handle stationary links respectively, and two tested guide's handles can link.The double piston-rod cylinder is fixed on the cylinder fitting seat by two ends cylinder foot rest, and cylinder fitting seat, mounting bracket and mounting base are welded into integral body.Double piston-rod cylinder two ends are threaded with second spherical plain bearing rod end respectively.Slide block places in the chute of handle extension rod, and two slide blocks are threaded by slide block connecting rod on the handle extension rod.Double piston-rod cylinder two ends second spherical plain bearing rod end is hinged with slide block connecting rod respectively.
Be processed with chute on the described handle extension rod, slide block places in the chute and can slide up and down, and the linear reciprocating motion of double piston-rod cylinder is become the swing of operating grip.
On the double piston-rod cylinder piston magnet ring is installed, the magnet ring position is with the piston motion change in location.Judge the cylinder stroke by first magnetic switch, second magnetic switch that fixing steel band is fixed on the double piston-rod cylinder outer wall by detecting the magnet ring position.Second magnetic switch is connected with two-position five-way solenoid directional control valve electromagnet YA1, and first magnetic switch is connected with two-position five-way solenoid directional control valve electromagnet YA2.When the double piston-rod cylinder piston moved to the second magnetic switch mounting point, magnetic switch detected piston position, control electromagnet YA1 energising, and the two-position-five-way solenoid valve commutation is to position, a left side, and the double piston-rod cylinder moves right.In like manner, when the double piston-rod cylinder piston moved to the first magnetic switch mounting point, magnetic switch detected piston position, control electromagnet YA2, and the two-position-five-way solenoid valve commutation is to right position, and the double piston-rod cylinder is to left movement.To-and-fro motion by control double piston-rod cylinder drives the swing of guide's handle, finishes reliability trial.Guide's handle test speed can realize by the to-and-fro motion speed that reduction valve and prionotron joint are regulated the double piston-rod cylinder continuously.The test quick action, the test period is short, test efficiency is high, has reached purpose of the present invention.
Advantage: adopt this testing apparatus can carry out three cover electric-hydraulic proportion guide handle tests simultaneously, improved test efficiency.Equal selection standard pneumatic element of testing apparatus and electric elements are as control executing mechanism and need not complicated controller, and design, low cost of manufacture are operated and the replacing element is quick and convenient and source of the gas obtains easily, and user cost is low.Can be by regulating cylinder intake air quantity from low speed to regulating the cylinder stretching speed at a high speed continuously, thus satisfy under the different condition requirement to guide's handle test speed.
Description of drawings
Fig. 1 is an electric-hydraulic proportion guide handle reliability test structural representation among the present invention.
Fig. 2 is an electric-hydraulic proportion guide handle reliability test atmospheric control schematic diagram among the present invention.
Among the figure, 1, the operating grip extension rod; 2, spherical plain bearing rod end; 3, handle and connecting rod; 4, slide block connecting rod 5, cylinder foot rest; 6, fixing steel band; 7, double piston-rod cylinder; 8, first magnetic switch; 9, spherical plain bearing rod end; 10, handle stationary links; 11, slide block; 12, tested guide's handle; 13, mounting base; 14, cylinder fitting seat support; 15, cylinder fitting seat; 16, second magnetic switch; 17, atmospheric control is by source of the gas; 18, water-separating gas filter; 19, reduction valve; 20, oil sprayer; 21, first baffler; 22, second baffler; 23, two-position five-way solenoid directional control valve; 24, the first prionotron joint; 25, the first prionotron joint.
Embodiment
Embodiment 1: operating grip extension rod 1, first spherical plain bearing rod end 2, handle and connecting rod 3, slide block connecting rod 4, cylinder foot rest 5, fixedly steel band 6, double piston-rod cylinder 7, first magnetic switch 8, second spherical plain bearing rod end 9, handle stationary links 10, slide block 11, tested guide's handle 12, mounting base 13, cylinder fitting seat support 14, cylinder fitting seat 15, second magnetic switch 16, source of the gas 17, water-separating gas filter 18, reduction valve 19, oil sprayer 20, first baffler 21, second baffler 22, two-position five-way solenoid directional control valve 23, the first prionotron joint 24 and the second prionotron joint 25, on mounting base 13, be connected with cylinder fitting seat 15 by cylinder fitting seat support 14, on cylinder fitting seat 15, be connected with double piston-rod cylinder 7 by cylinder foot rest 5, on double piston-rod cylinder 7 two ends casing walls, be fixed with first magnetic switch 8 and second magnetic switch 16 respectively by fixing steel band, on the mounting base 13 of first magnetic switch, 8 one sides, connect tested guide's handle 12, two tested guide's handles 12 have been linked in sequence on the mounting base 13 of second magnetic switch, 16 1 sides, on tested guide's handle 12, be connected with two operating grip extension rods 1, operating grip extension rod 1 connects by upper end handle stationary links 10, be separately installed with slide block 11 in the middle part chute of two operating grip extension rods 1, two slide blocks 11 connect by slide block connecting rod 4, the piston rod at double piston-rod cylinder 7 two ends is connected with second spherical plain bearing rod end 2 respectively, second spherical plain bearing rod end 9 is hinged with slide block connecting rod 4, one side of two tested guide's handles 12 is being arranged, and handle and connecting rod 3 is hinged by first spherical plain bearing rod end 2 and two handle stationary links 10 at two ends respectively.
The pneumatic circuit source of the gas of testing apparatus is connected with two-position five-way solenoid directional control valve 23 inlet openings with oil sprayer 20 by water-separating gas filter 18, reduction valve 19, other two inlet openings on the two-position five-way solenoid directional control valve 23 are connected with two bafflers respectively, i.e. first baffler 21 and second baffler 22, two outlets of two-position five-way solenoid directional control valve 23 are connected with 7 liang of inlets of double piston-rod cylinder respectively, are fixed with first magnetic switch 8 and second magnetic switch 16 on double piston-rod cylinder 7 outer walls.
The tested guide's handle 12 of electric-hydraulic proportion is used to finish guide's control of two equipments, and it comprises two operating grips.Operating grip extension rod 1 is connected on the operating grip by internal thread, and handle and connecting rod 10 links together two operating grip extension rods 1.Handle stationary links 3 two ends are threaded with first spherical plain bearing rod end 2, and first spherical plain bearing rod end 2 is hinged with two ends handle stationary links 10 respectively, and two tested guide's handles 12 can link.Double piston-rod cylinder 7 is fixed on the cylinder fitting seat 15 by two ends cylinder foot rest 5, and cylinder fitting seat 15, mounting bracket 14 are welded into integral body with mounting base 13.Double piston-rod cylinder 7 two ends are threaded with second spherical plain bearing rod end 9 respectively.Slide block 11 places in the chute of handle extension rod 1, and two slide blocks 11 are threaded by slide block connecting rod 4 on the handle extension rod 1.Double piston-rod cylinder 7 two ends second spherical plain bearing rod end 9 is hinged with slide block connecting rod 4 respectively.
Be processed with chute on the described handle extension rod 1, slide block 11 places in the chute and can slide up and down, and the linear reciprocating motion of double piston-rod cylinder 7 is become the swing of operating grip.
On double piston-rod cylinder 7 pistons magnet ring is installed, the magnet ring position is with the piston motion change in location.Judge the cylinder stroke by first magnetic switch 8, second magnetic switch 16 that fixing steel band 6 is fixed on double piston-rod cylinder 7 outer walls by detecting the magnet ring position.Second magnetic switch 16 is connected with two-position five-way solenoid directional control valve 23 electromagnet YA1, and first magnetic switch 8 is connected with two-position five-way solenoid directional control valve 23 electromagnet YA2.When double piston-rod cylinder 7 piston motion to the second magnetic switches 16 mounting points, magnetic switch 16 detects piston position, control electromagnet YA1 energising, and two-position-five-way solenoid valve 23 commutations are to position, a left side, and double piston-rod cylinder 7 moves right.In like manner, during double piston-rod cylinder 7 piston motion to the first magnetic switches 8 mounting points, magnetic switch 8 detects piston position, control electromagnet YA2, and two-position-five-way solenoid valve 23 commutations are to right position, and double piston-rod cylinder 7 is to left movement.To-and-fro motion by control double piston-rod cylinder 7 drives 12 swings of guide's handle, finishes reliability trial.Guide's handle test speed can realize by the to-and-fro motion speed that reduction valve 19 and prionotron joint 24,25 are regulated double piston-rod cylinder 7 continuously.
Claims (2)
1. engineering machinery electro-fluid proportion pilot handle testing apparatus, it is characterized in that: the operating grip extension rod, first spherical plain bearing rod end, handle and connecting rod, slide block connecting rod, the cylinder foot rest, fixing steel band, the double piston-rod cylinder, first magnetic switch, second spherical plain bearing rod end, the handle stationary links, slide block, tested guide's handle, mounting base, cylinder fitting seat support, the cylinder fitting seat, second magnetic switch, source of the gas, water-separating gas filter, reduction valve, oil sprayer, first baffler, second baffler, the two-position five-way solenoid directional control valve, the first prionotron joint and the second prionotron joint, on mounting base, be connected with the cylinder fitting seat by cylinder fitting seat support, on the cylinder fitting seat, be connected with the double piston-rod cylinder by the cylinder foot rest, on the casing wall of double piston-rod cylinder two ends, be fixed with first magnetic switch and second magnetic switch respectively by fixing steel band, on the mounting base of first magnetic switch, one side, connect tested guide's handle, two tested guide's handles have been linked in sequence on the mounting base of second magnetic switch, one side, on tested guide's handle, be connected with two operating grip extension rods, the operating grip extension rod connects by upper end handle stationary links, be separately installed with slide block in the middle part chute of two extension rods of operating grip, two slide blocks connect by slide block connecting rod, the piston rod at double piston-rod cylinder two ends is connected with second spherical plain bearing rod end respectively, second spherical plain bearing rod end and slide block connecting rod are hinged, one side of two tested guide's handles is being arranged, and handle and connecting rod is hinged by first spherical plain bearing rod end and two handle stationary links at two ends respectively.
2. engineering machinery electro-fluid proportion pilot handle testing apparatus according to claim 1, it is characterized in that: the pneumatic circuit source of the gas of testing apparatus is connected with two-position five-way solenoid directional control valve inlet opening with oil sprayer by water-separating gas filter, reduction valve, other two inlet openings on the two-position five-way solenoid directional control valve are connected with two bafflers respectively, two outlets of two-position five-way solenoid directional control valve are connected with double piston-rod cylinder two inlets respectively, are fixed with first magnetic switch and second magnetic switch on the double piston-rod cylinder outer wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020255706XU CN201757099U (en) | 2010-07-07 | 2010-07-07 | Engineering mechanical electrohydraulic proportional pilot handle testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020255706XU CN201757099U (en) | 2010-07-07 | 2010-07-07 | Engineering mechanical electrohydraulic proportional pilot handle testing device |
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| CN201757099U true CN201757099U (en) | 2011-03-09 |
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| CN201020255706XU Expired - Fee Related CN201757099U (en) | 2010-07-07 | 2010-07-07 | Engineering mechanical electrohydraulic proportional pilot handle testing device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364318A (en) * | 2011-06-30 | 2012-02-29 | 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 | Pedal durability tester |
| CN102966628A (en) * | 2012-11-14 | 2013-03-13 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN104791329A (en) * | 2015-02-13 | 2015-07-22 | 煤炭科学技术研究院有限公司 | Reversing valve performance testing device |
| CN108317075A (en) * | 2018-03-29 | 2018-07-24 | 上海大学 | A kind of pilot handle hydraulic pump test fixture |
| CN108413234A (en) * | 2018-04-27 | 2018-08-17 | 天津开发区天水华源机电设备技术有限公司 | A kind of hydraulic pump lubricating arrangement with solenoid directional control valve |
| CN108722686A (en) * | 2018-05-05 | 2018-11-02 | 全彬强 | A kind of centrifugal turntable |
-
2010
- 2010-07-07 CN CN201020255706XU patent/CN201757099U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102364318A (en) * | 2011-06-30 | 2012-02-29 | 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 | Pedal durability tester |
| CN102364318B (en) * | 2011-06-30 | 2013-11-06 | 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 | Pedal durability tester |
| CN102966628A (en) * | 2012-11-14 | 2013-03-13 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN102966628B (en) * | 2012-11-14 | 2015-01-21 | 山河智能装备股份有限公司 | Load simulating and testing system and method for engineering machinery |
| CN104791329A (en) * | 2015-02-13 | 2015-07-22 | 煤炭科学技术研究院有限公司 | Reversing valve performance testing device |
| CN104791329B (en) * | 2015-02-13 | 2017-03-29 | 煤炭科学技术研究院有限公司 | A kind of reversal valve performance testing device |
| CN108317075A (en) * | 2018-03-29 | 2018-07-24 | 上海大学 | A kind of pilot handle hydraulic pump test fixture |
| CN108317075B (en) * | 2018-03-29 | 2019-08-06 | 上海大学 | A kind of pilot handle hydraulic pump test fixture |
| CN108413234A (en) * | 2018-04-27 | 2018-08-17 | 天津开发区天水华源机电设备技术有限公司 | A kind of hydraulic pump lubricating arrangement with solenoid directional control valve |
| CN108722686A (en) * | 2018-05-05 | 2018-11-02 | 全彬强 | A kind of centrifugal turntable |
| CN108722686B (en) * | 2018-05-05 | 2020-08-18 | 浙江神钢赛欧科技有限公司 | Centrifugal rotary disc |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20160707 |