CN207961154U - A kind of tractor hydraulic lifting system final inspection experimental rig - Google Patents
A kind of tractor hydraulic lifting system final inspection experimental rig Download PDFInfo
- Publication number
- CN207961154U CN207961154U CN201820247556.4U CN201820247556U CN207961154U CN 207961154 U CN207961154 U CN 207961154U CN 201820247556 U CN201820247556 U CN 201820247556U CN 207961154 U CN207961154 U CN 207961154U
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- load bar
- hydraulic
- tractor
- standard load
- hydraulic pressure
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Abstract
A kind of tractor hydraulic lifting system final inspection experimental rig, for in complete machine detection before the offline manufacture of tractor manufacturing enterprise, it is made of standard load bar, hydraulic pressure carry mechanism, video guidance system, hydraulic power unit, control system, standard load bar is mounted on tractor hydraulic and promotes lower swing arm；Video guidance system guides driver, accurate manipulation reversing mounting position according to the mount hook relative position of carry area and hydraulic pressure carry mechanism among standard load bar, by the display screen hung before tractor；The carry structure of hydraulic pressure carry mechanism is according to video guidance unit video analysis, adjust automatically gradient and hydraulic pressure mount hook height, and standard load bar is articulated on hydraulic loading mechanism when realizing tractor reversing；The present utility model is mounted using standard load bar the axis pin manually completed in test area mounting can only be relied on to be changed to trial zone in the past automatically, is greatly reduced operation difficulty, is improved efficiency, avoids trial zone personal safety hidden danger.
Description
Technical field
The utility model is related to complete machine of tractor quality testing link devices, more particularly to hydraulic pressure lift before tractor manufacture
System qualification detects experimental rig.
Background technology
Tractor hydraulic suspension hoisting power be one of important performance indexes of Tractor Products and tractor it is offline go out
One of basic and necessary test event carried out, the main promotion for investigating tractor hydraulic suspension hoisting device are had to before factory
Power, quiet sedimentation and the operation of hydraulic system, assembly reliability.Currently, both at home and abroad to the test of Tractor Hydraulic Lift Capacity
Mainly based on counterweight method and hydraulic cylinder loading method, to simulate load-up condition when tractor pulls agricultural machinery and implement work；Meanwhile
Different according to performance test and off-line test purpose, the index parameter and test event of investigation are variant.Such as, hydraulic lifting apparatus
Performance test is using GB/T3871.4 standards as foundation, to promoting speed, stroke, maximum hoist capacity, the torque, quiet generated to rear axle
The indexs such as sedimentation carry out detailed test, and detection is mainly with the function of hydraulic lifting apparatus qualification before the offline rear manufacture of tractor
Property, manipulation operational reliability, assembly integrality, the stability of hydraulic system, the hoisting power of given tensile load, quiet sedimentation index
Qualification such as carries out at the evaluations detection, and relative to the performance detection of Tractor Hydraulic Lift Capacity, test event is few, and requires detection
Rhythm is fast, easy to operate, safe.
Currently, the raising with China to the agricultural machinery and implement quality requirement such as tractor, tractor enterprise also begin to pass through reinforcement
Technology upgrading promotes complete machine of tractor quality；By the promotion of production process and final inspection technological means and efficiency, ensure each
The consistency of performance of tractor.But relative to efficient and reliable testing requirements, current tractor hydraulic lifting device
Detection also stays in artificial mounting, hand-kept, time-consuming and laborious, and there are prodigious security risks for operating process.
The utility model is directed to final inspection testing requirements of the tractor manufacturing enterprise to offline tractor hydraulic lifting system, with
For the purpose of accelerating detection efficiency, reduction operating personnel's security risk, the tractor hydraulic lifting system of quasi- full-automation has been invented
Final inspection experimental rig realizes that the load during experiment mounts automatically before testing in a manner of artificial mounting standard load bar, every
The artificial participation of separating test process ensures the height and safety of detection.
Invention content
The purpose of this utility model is to provide a kind of Tractor Hydraulic Lift Capacity final inspection experimental rigs, and it is dilatory to be suitable for
The quick detection demand of hydraulic lifting system accelerates the same of detection efficiency with automated system device before the offline manufacture of machine enterprise
When, operating personnel's live load is reduced, personnel safety hidden danger is reduced.
Utility model device is realized by the method for increase standard load bar to the quick of tractor hydraulic lifting system
Automatic carry, and load of the tractor when pulling agricultural machinery and implement is simulated by hydraulic loaded mode, utilize multiple promotion/decentralization
The functionality and reliability of operation evaluation lifting system；The displacement of whereabouts at any time after being stopped by highest order is assessed quiet sedimentation and is closed
Lattice.
The utility model includes standard load bar 5, hydraulic pressure carry mechanism 1, video guidance system 4, hydraulic power unit 6 and control
System 2；Standard load bar 5 is mounted on 3 hydraulic pressure lift lower swing arm of tractor to be measured, is used for the automatic extension of hydraulic pressure carry mechanism 1
It connects, completes the load to hydraulic lifting system；The loading hydraulic cylinder 14 of hydraulic pressure carry mechanism 1 is fixed on by even fixed seat 13
On ground, can front and back rotary oscillation, pulling force sensor 15 and mount hook 16, mount hook are installed in 14 push-pull rod front end of loading hydraulic cylinder
16 can tangle standard load bar 5；Hydraulic pressure carry mechanism 1 is matched by the collaboration of loading hydraulic cylinder 14 and Slope angle adjustment hydraulic cylinder 12
Under conjunction, the carry area 55 of standard load bar 5 is mounted automatically using carry structure 16, and realize to tractor by loading hydraulic cylinder 14
Hydraulic lifting system loads；Video guidance system 4 is made of multiple cameras 42, display screen 41 and video analytic system, can be right
Tractor pours into position, carry area 55 and 16 relative position of mount hook of standard load bar 5 give instruction and adjust automatically；Hydraulic pressure
Pumping plant 6 and fluid pressure line 61 are manipulated by control system 2, realize the control to loading hydraulic cylinder 14 and Slope angle adjustment hydraulic cylinder 12
System completes automatic mounting, load test, unhook action.
The important component that the standard load bar 5 mounts automatically as realization, is installed on to be measured drag in a manner of two point form
In the hydraulic pressure lift lower swing arm pin hole of machine drawing 3, and tractor 3 to be measured is loaded by standard load bar 5, standard load bar
5 both ends are equipped with axis pin 52, for being connect with tractor lower swing arm pin hole；5 middle part of standard load bar is equipped with 55 width of carry area
Range 200-300mm is isolated by multiple tracks shading ring 56, distance 70-100mm between shading ring, and ring thickness 5-10mm is isolated, every
From 56 height 10-20mm of ring, shading ring 56 is used for mount hook 16 in test process and is deviated on the axis on load bar 5；Standard adds
It carries 5 middle part carry area of bar and is coated with notable color, for camera capture and video analysis.
The hydraulic pressure carry mechanism 1 by loading hydraulic cylinder 14, even fixed seat 13, the mount hook 16 on hydraulic mandril,
Slope angle adjustment hydraulic cylinder 12, pulling force sensor 15, inclination sensor, displacement sensor, fluid pressure line 61 are constituted, hydraulic top
Bar front end connects mount hook 16 by pulling force sensor 15, coordinates with the carry area 55 of standard load bar 5, is loaded towards tractor
The direction of bar 5 is open；Slope angle adjustment hydraulic cylinder 12 according to video analysis result adjust 14 angle of inclination of loading hydraulic cylinder and
Highly, enter position mounting to dock load bar 5；Inclination sensor, displacement sensor are for calculating lift stroke, quiet sedimentation result
Conversion.
The video guidance system 4 is made of display screen 41, multiple cameras 42, video analysis unit；On load bar 5
Notable color marking, the color marking on guide signing hanging joint on ground；Test index and strategic process are, it can be achieved that right
The reversing of driver enters position guiding and test procedure instruction issuing, the display of test result.
The course of work of the utility model：
After tractor 3 to be measured carries out basic parameter typing, according to the applicable standard load bar 5 of model selection, it is installed on and waits for
Tractor hydraulic is surveyed to be promoted on lower swing arm；Tractor enters hydraulic pressure lift trial zone, video guidance system 4 by operator's reversing
According to the camera 42 of above hydraulic pressure carry mechanism and side, the display of large display screen 41 " reversing shadow immediately ahead of tractor is utilized
Picture ", guiding driver are accurately directed at 5 carry area 55 of standard load bar 16 position of mount hook of hydraulic loading mechanism 1, and stop
Vehicle；By image analysis system in video guidance system 4, loading hydraulic cylinder 14 and 12 elongation of Slope angle adjustment hydraulic cylinder are controlled,
Realize that mount hook 16 is mounted on the carry area 55 on standard load bar 5；Loading hydraulic cylinder 14 loads, Slope angle adjustment hydraulic cylinder 12
Into open-circuit condition, swung with main load hydraulic tilt；According to test event and demand, system is guided to video by control system 2
41 display operation of the display screen instruction of system 4 enables driver complete sequence of maneuvers action, control system acquisition and contrast test index
Provide qualification evaluation result；After completing routine test, driver transfers hydraulic pressure lift lower swing arm, is controlled and is loaded by control system
Hydraulic cylinder 14 promotes the 12 rear-inclined action of Slope angle adjustment hydraulic cylinder, realizes and breaks off relations；Tractor outputs trial zone, and takes standard
Load bar 5 completes hydraulic pressure lift aptitude tests.
The beneficial effects of the utility model：
Using standard load bar trial zone is changed to the axis pin manually completed in test area can only be relied on to mount in the past certainly
Dynamic mounting, greatly reduces operation difficulty, improves efficiency, avoid trial zone personal safety hidden danger.
Description of the drawings
Fig. 1 is the system structure diagram of the utility model.
Fig. 2 is the standard load bar structural schematic diagram of the utility model.
Fig. 3 is the hydraulic loaded hanging mechanisms structural schematic diagram of the utility model.
In figure：1- hydraulic pressure carries mechanism；11- Slope angle adjustment hydraulic cylinders connect ground fixed seat；12- Slope angle adjustment hydraulic pressure
Cylinder；13- connects ground fixed seat；14- loading hydraulic cylinders；15- pulling force sensors；16- mount hooks；2- control systems；21- control lines
Road；3- tractors to be measured；4- video guidance systems；41- display screens；42- cameras；5- standard load bars；51- fixed pin holes；
52- axis pins；53- ring flanges；54- loads mobile jib；55- carries area；56- shading rings；6- hydraulic power units；61- fluid pressure lines.
Specific implementation mode
Embodiment one：
Referring to Fig. 1, a kind of tractor hydraulic lifting system final inspection experimental rig, by the mark on tractor 3 to be measured
Quasi- load bar 5, hydraulic pressure carry mechanism 1, control system 2, video guidance system 4, hydraulic power unit 6 and control circuit 21, hydraulic tube
Line 61 is constituted, and completes the fast automatic detecting to the hydraulic pressure lift ability of offline tractor.Specifically test implementation method is：It is to be measured
After tractor 3 carries out basic parameter typing, according to the applicable standard load bar 5 of model selection, by manually installed in be measured dilatory
On machine hydraulic pressure lift lower swing arm；Tractor enters hydraulic pressure lift trial zone by operator's reversing, and video guidance system 4 is according to hydraulic pressure
With the camera 42 of side above carry mechanism, large display screen 41 immediately ahead of tractor is utilized to show " reverse image ", guiding
Driver is accurately directed at 5 carry area 55 of standard load bar 16 position of mount hook of hydraulic loading mechanism 1, and stops；By video
Image analysis system in guiding system 4 controls loading hydraulic cylinder 14 and 12 elongation of Slope angle adjustment hydraulic cylinder, realizes carry
Hook 16 is mounted on the carry area 55 on standard load bar 5；Loading hydraulic cylinder 14 loads, and Slope angle adjustment hydraulic cylinder 12 enters open circuit
State is swung with main load hydraulic tilt；According to test event and demand, by control system to the display of video guidance system 4
Shield the instruction of 41 display operations, enables driver complete sequence of maneuvers action, simultaneously contrast test index provides qualification for control system acquisition
Property evaluation result；After completing routine test, driver transfers hydraulic pressure lift lower swing arm, and loading hydraulic cylinder 14 is controlled by control system
It is promoted, the action of 12 rear-inclined of Slope angle adjustment hydraulic cylinder is realized and broken off relations；Tractor outputs trial zone, and takes standard load bar
5, complete hydraulic pressure lift aptitude tests.
Embodiment two：
Referring to Fig. 2, standard load bar 5 is mountable to by two point form connection type on tractor lower swing arm, is worn by axis pin 52
Enter tractor hydraulic to be measured to be promoted in lower swing arm axis hole, and penetrating pin hole 51 using pin prevents standard load bar 5 from lower swing arm
On fall off.Standard load bar 5 is by axis pin 52, connecting flange 53,55 structure of carry area load mobile jib 54, divided by shading ring 56
At.Axis pin 52 can be according to tractor 3 to be measured power parameter, hanging mechanisms form, select the axis pin 52 of different parameters, utilize
Ring flange 53 is installed on load mobile jib 54, and 55 width range 200-300mm of carry area is equipped in the middle part of load bar, is isolated by multiple tracks
Ring 56 is isolated, distance 70-100mm, 56 thickness 5-10mm of shading ring, 56 height 10-20mm of shading ring between shading ring 56, isolation
Ring 56 is used for mount hook 16 in test process and is deviated on the axis on load bar 5；5 middle part carry area of standard load bar is coated with significantly
Color, for camera capture and video analysis.
Embodiment three：
Referring to Fig. 3, hydraulic pressure carry mechanism 1 is realized hook mounting by video guidance system 4 and the control of control system 2, realized
The actions such as constant load, unhook.Hydraulic loading mechanism 1 is by the hook on loading hydraulic cylinder 14, company's ground fixed seat 13, hydraulic mandril
16, Slope angle adjustment hydraulic cylinder 12, pulling force sensor 15, inclination sensor, displacement sensor, fluid pressure line 61 are constituted.Liquid
Bar front end of bearing down on one is connected with mount hook 16 by pulling force sensor 15, coordinates with the carry area 55 of standard load bar 5, towards dilatory
The direction of the standard load bar 5 of machine is open；Slope angle adjustment hydraulic cylinder 12 adjusts loading hydraulic cylinder according to video analysis result
14 angles of inclination and height enter position mounting to dock standard load bar 5；Inclination sensor, displacement sensor are carried for calculating
Rise the conversion of stroke, quiet sedimentation result.
Claims (2)
1. a kind of tractor hydraulic lifting system final inspection experimental rig, it is characterised in that：It is hung including standard load bar (5), hydraulic pressure
Mounted mechanism (1), video guidance system (4), hydraulic power unit (6) and control system (2)；Standard load bar (5) is mounted on to be measured drag
On machine drawing (3) hydraulic pressure lift lower swing arm, it is used for the automatic mounting of hydraulic pressure carry mechanism (1), completion to add hydraulic lifting system
It carries；The loading hydraulic cylinder (14) of hydraulic pressure carry mechanism (1) is fixed on the ground by even fixed seat (13), can front and back rotation pendulum
Dynamic, loading hydraulic cylinder (14) push-pull rod front end installation pulling force sensor (15) and mount hook (16), mount hook (16) can tangle mark
Quasi- load bar (5)；Video guidance system (4) includes multiple cameras (42), display screen (41) and video analytic system, video
Guiding system (4) tractor can be poured into position, standard load bar (5) carry area (55) and mount hook (16) relative position to
Give instruction and adjust automatically；Hydraulic power unit (6) and fluid pressure line (61) are manipulated by control system (2), are realized to loading hydraulic cylinder
(14) and the control of Slope angle adjustment hydraulic cylinder (12)；
The standard load bar (5) is installed in a manner of two point form in the hydraulic pressure lift lower swing arm pin hole of tractor to be measured (3),
And tractor to be measured (3) is loaded by standard load bar (5), standard load bar (5) both ends are equipped with axis pin (52), use
It is connect in tractor lower swing arm pin hole；The hydraulic pressure carry mechanism (1) is by loading hydraulic cylinder (14), even fixed seat
(13), the mount hook on hydraulic mandril (16), Slope angle adjustment hydraulic cylinder (12), pulling force sensor (15), inclination sensor,
Displacement sensor, fluid pressure line (61) are constituted, and hydraulic mandril front end connects mount hook (16) by pulling force sensor (15), with mark
The carry area (55) of quasi- load bar (5) coordinates, the direction opening come towards standard load bar (5)；Slope angle adjustment hydraulic cylinder
(12) loading hydraulic cylinder (14) angle of inclination and height can be adjusted, enters position mounting to dock standard load bar (5)；
The video guidance system (4) is made of display screen (41), multiple cameras (42), video analysis unit；Standard adds
It carries and is coated with color marking on bar (5).
2. a kind of tractor hydraulic lifting system final inspection experimental rig according to claim 1, it is characterised in that：The mark
Carry area (55) width range 200-300mm in the middle part of quasi- load bar (5), carry area (55) are isolated by multiple tracks shading ring (56),
Distance 70-100mm between shading ring (56), shading ring (56) thickness 5-10mm, shading ring (56) height 10-20mm, shading ring
(56) it is used to that mount hook in test process (16) to be avoided to deviate on the axis on standard load bar (5)；In the middle part of standard load bar (5)
Carry area is coated with notable color, for camera capture and video analysis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820247556.4U CN207961154U (en) | 2018-02-12 | 2018-02-12 | A kind of tractor hydraulic lifting system final inspection experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820247556.4U CN207961154U (en) | 2018-02-12 | 2018-02-12 | A kind of tractor hydraulic lifting system final inspection experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207961154U true CN207961154U (en) | 2018-10-12 |
Family
ID=63739026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820247556.4U Withdrawn - After Issue CN207961154U (en) | 2018-02-12 | 2018-02-12 | A kind of tractor hydraulic lifting system final inspection experimental rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207961154U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167272A (en) * | 2018-02-12 | 2018-06-15 | 吉林大学 | A kind of tractor hydraulic lifting system final inspection experimental rig |
-
2018
- 2018-02-12 CN CN201820247556.4U patent/CN207961154U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108167272A (en) * | 2018-02-12 | 2018-06-15 | 吉林大学 | A kind of tractor hydraulic lifting system final inspection experimental rig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181012 Effective date of abandoning: 20190816 |
|
| AV01 | Patent right actively abandoned |