CN110307975A - Flight control system control stick measuring device - Google Patents
Flight control system control stick measuring device Download PDFInfo
- Publication number
- CN110307975A CN110307975A CN201910724585.4A CN201910724585A CN110307975A CN 110307975 A CN110307975 A CN 110307975A CN 201910724585 A CN201910724585 A CN 201910724585A CN 110307975 A CN110307975 A CN 110307975A
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- measuring device
- control stick
- hole
- support
- measurement
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- RZVHIXYEVGDQDX-UHFFFAOYSA-N 9,10-anthraquinone Chemical compound C1=CC=C2C(=O)C3=CC=CC=C3C(=O)C2=C1 RZVHIXYEVGDQDX-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 238000005259 measurement Methods 0.000 claims abstract description 45
- 239000000463 material Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 3
- 238000007689 inspection Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011796 hollow space material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F5/00—Designing, manufacturing, assembling, cleaning, maintaining or repairing aircraft, not otherwise provided for; Handling, transporting, testing or inspecting aircraft components, not otherwise provided for
- B64F5/60—Testing or inspecting aircraft components or systems
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/02—Gearings; Transmission mechanisms
- G01M13/027—Test-benches with force-applying means, e.g. loading of drive shafts along several directions
Abstract
The present invention provides a kind of flight control system control stick measuring devices comprising cockpit telescopic supporting rod, fixation member, adjustable sliding support, support plate, pinboard and control stick act measuring device.Flight control system control stick measuring device mechanical structure provided by the invention is novel, easy to operate and generally applicable multiple types, so that data are more accurate in entire debugging process, operator's work difficulty is alleviated, working efficiency and measurement accuracy are increased substantially.
Description
Technical field
The invention belongs to mechanical debugging technique fields, and in particular to a kind of flight control system control stick measuring device.
Background technique
Pilot's manipulation device and servoactuation system are the subsystems of flight control system.Aircraft free travel,
Automatic trim functional measurement is a part in flight control system debugging.The measurement of aircraft control stick free travel can check driving
With the presence or absence of interference among idle stroke and control linkage in lever operation system, automatic trim function debugging can check automatic Pilot
When on-off function it is whether reliable.This two inspections concentrate in the stick system of aircraft, are installed concerning flight
Important inspection element.
Aircraft control stick free travel measurement present condition checks that condition is that operator pushes control stick to carry out manually.Free walker
The inspection requirements of journey smoothly eliminates external force after applying certain external force to control stick, guarantees control stick in the pulling of control feel simulator
In slowly returning down, the rear change location amount for measuring measurement point on control stick in time.This position quantity changes very little, and only several millimeters,
Cockpit places the extremely difficult selection of positioning datum of Steel Ruler, and guarantees to cause in control stick time it is difficult to ensure that smoothly eliminating external force
There is single rack time repeatedly data inaccuracy, repeated work in this measurement.
Automatic trim function debugging present condition checks that condition is similarly operator and control stick is pushed to carry out manually.It is required that operation
Person need to use and its slowly speed pushes control stick (with each displacement of control stick measurement point location variation no more than 1mm's
Precision), it is rear to read data on teleputer, need to guarantee control stick measurement point in claimed range, automatic trim sensor
On off operating mode changes.When automatic trim sensor on off operating mode changes, control stick measurement point location variation is minimum,
Only several millimeters.Simultaneously in order to guarantee to read data on teleputer, when automatic trim sensor on off operating mode changes,
Operator need to guarantee control stick this position for a period of time, this measurement is high to operator's action request.Lead to this measurement
There are problems that single rack time repeatedly data inaccuracy, repeated work.
For these reasons, a kind of new flight control system control stick measuring device is needed, which answers measurement data
Accurately, precision is high, and operation is extremely simple, and can be universally used in most of aircraft types, has versatility.
Summary of the invention
The object of the present invention is to provide a kind of flight control system control stick measuring device and its measurement methods, can fit
The location and installation in aircraft cockpit is answered, and can accurately guarantee that control stick acts, strict guarantee drives lever operation debugging measurement
Accuracy, high efficiency.
The technical solution of the present invention is as follows:
A kind of flight control system control stick measuring device includes cockpit telescopic supporting rod 1, fixation member, adjustable sliding branch
Seat 3, support plate 4, pinboard 6 and control stick act measuring device 7；Wherein, cockpit telescopic supporting rod 1 is the telescopic bar in both ends
Structure, the both ends end symmetric of cockpit telescopic supporting rod 1 are fixed with link block 101, are fixedly connected on each link block 101
Determine component, when cockpit telescopic supporting rod 1 extends, fixation member extends to aircraft cockpit left and right edges with link block 101, and with fly
The fastening of base cabin left and right edges.
The fixation member includes support 2, lip block 5 and stationary fixture 8, and support 2 is fixedly connected on link block 101
Lower section, the lower section of support 2 is fixedly connected with lip block 5, and stationary fixture 8 is C font, the lower end end of the stationary fixture 8 of C font
Face is fixedly connected with lip block 5, and the upper end end face of stationary fixture 8 is provided with fixing bolt 801, rotary fixing screw bolt 801 with
Be held on fixation member aircraft cockpit left and right edges between 801 lower end of fixing bolt and support 2.
Described 3 one end of adjustable sliding support is slidably connected with cockpit telescopic supporting rod 1, and support 3 is in cockpit retractable support
Sliding is on bar 1 to adapt to control stick position；The other end of adjustable sliding support 3 is fixedly connected with support plate 4, and support plate 4 is hollow
And frame structure open at one end, one end of opening connect pinboard 6, to form hollow frame structure, hollow space to
Place control stick.
The three arms center of the support plate 4 of frame structure open at one end and the center of pinboard 6, are provided with center
One end of straight pin with elliptical hole, each straight pin is connect with support plate 4 or pinboard 6, the other end connection of each fixed pin
One control stick acts measuring device 7, acts the position in measuring device 7 in control stick by adjusting fixed pin, drives to adjust
Sail the height of bar movement measuring device 7.
The described control stick movement measuring device 7 includes that measurement and electrical equipment 701, accurate knob thimble 702, measurement are set
Standby shell 703, fastening bolt 704 and outer cover 705；Wherein, there are four through-holes for the front end setting of measuring device shell 703, respectively
For the second through-hole positioned at the first through hole 7011 of the front end surface of measuring device shell 703, and on three side wall of front end
7012, third through-hole 7013 and fourth hole 7014, the second through-hole 7012 is located at fourth hole 7014 symmetrically to be set on side wall
It sets；The straight pin of central zone elliptical hole is inserted into the second through-hole 7012, and passes through the fastening bolt in insertion third through-hole 7013
704 is fixed, to adjust the position of the vertical direction of control stick movement measuring device 7.
The Internal back end of measuring device shell 703 is fixed in the measurement and electrical equipment 701 by screw, measurement and
Outer cover 705 is arranged in the rear end of electrical equipment 701；Accurate knob thimble 702 sequentially passes through outer cover 705, measurement and electrical equipment
701, the elliptical hole of straight pin, first through hole 7011 extend to 703 front end of measuring device shell；Measurement and electrical equipment 701
Motor is set, to control the precession and back-out of accurate knob thimble 702；Measurement and electrical equipment 701 on outer cover 5 by being arranged
Through-hole project laser and carry out DATA REASONING, to measure the distance that the knob of accurate knob thimble 702 screws out.
Further, rubber material is pasted in the upper surface of support 2 and the lower end surface of fixing bolt 801.
Further, in the two-arm of support plate 4,6 junction of pinboard is provided with elliptical aperture, will be turned by the elliptical aperture
Fishplate bar 6 is connect with support plate 4 by drill form, is located at the position in elliptical aperture by adjusting junction, to adjust support plate 4
The length of the hollow frame structure formed with pinboard 6, to adapt to different size control stick.
The invention has the advantages that:
(1) flight control system control stick measuring device mechanical structure of the invention is novel, easy to operate and generally applicable more
A type alleviates operator's work difficulty, working efficiency and measurement essence so that data are more accurate in entire debugging process
Degree is increased substantially.
(2) equipment use electronic, manual dual operational mode, measurement process can be made more stable, precision with it is more efficient.
(3) the equipment two sides fixation member and cockpit contact position use flexible material, can reach applicable different type of machines seat
The fixation at cabin edge.
(4) flexibility of the equipment is high, and accurate knob thimble can arbitrarily adjust position, applicable different conditions up and down
Control stick.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the flight control system control stick measuring device provided in the embodiment of the present invention.
Fig. 2 is the control stick movement measurement dress of the flight control system control stick measuring device provided in the embodiment of the present invention
The schematic top plan view set.
Fig. 3 is in Fig. 2 along A-A cross-sectional view.
Fig. 4 is the control stick movement measurement dress of the flight control system control stick measuring device provided in the embodiment of the present invention
The left view set.
In figure: 1 cockpit telescopic supporting rod；101 link blocks；2 supports；3 adjustable sliding supports；4 support plates；5 lip blocks；
6 pinboards；7 control sticks act measuring device；701 measurements and electrical equipment；702 accurate knob thimbles；Outside 703 measuring devices
Shell；704 fastening bolts；705 outer covers；7011 first through hole；7012 second through-holes；7013 third through-holes；7014 fourth holes；8
Stationary fixture；801 fixing bolts.
Specific embodiment
Below in conjunction with attached drawing and technical solution, a specific embodiment of the invention is further illustrated.
It is to be appreciated that appended attached drawing is not proportionally drawn, and merely to illustrating each of basic principle of the invention
The suitably simplified technique of painting of kind feature.The specific design feature of invention disclosed herein include for example specific size, direction,
Position and shape will be partly determined by the specific application and use environment.
In appended multiple attached drawings, same or equivalent component (element) is with the index of identical appended drawing reference.
Fig. 1 is the structural schematic diagram of the flight control system control stick measuring device provided in the embodiment of the present invention.Referring to
Fig. 1, flight control system control stick measuring device includes cockpit telescopic supporting rod 1, fixation member, adjustable slide in the present embodiment
Dynamic support 3, support plate 4, pinboard 6 and control stick act measuring device 7.
Wherein, cockpit telescopic supporting rod 1 is the telescopic rod structure in both ends, the both ends end pair of cockpit telescopic supporting rod 1
Title is fixed with link block 101, and fixation member is fixedly connected on each link block 101, when cockpit telescopic supporting rod 1 extends, Gu
Determine component and extend to aircraft cockpit left and right edges with link block 101, and is fastened with aircraft cockpit left and right edges.
Specifically, fixation member includes support 2, lip block 5 and stationary fixture 8, and support 2 is fixedly connected on link block
101 lower section, the lower section of support 2 are fixedly connected with lip block 5, and stationary fixture 8 is C font, under the stationary fixture 8 of C font
End end face is fixedly connected with lip block 5, and the upper end end face of stationary fixture 8 is provided with fixing bolt 801, rotary fixing screw bolt
801 so that aircraft cockpit left and right edges are held between 801 lower end of fixing bolt and support 2 by fixation member.Preferably, two sides
Fixation member and cockpit contact position use flexible material, can reach the fixation for being applicable in different type of machines cabin edge.Such as it is solid
Determine component and contact fixation with cockpit sliding rail, realizes the back-and-forth motion of flight control system control stick measuring device.Specifically, support
2 upper surface and the lower end surface of fixing bolt 801 contact fixation with cockpit sliding rail, and rubber type of material is pasted in end face.
3 one end of adjustable sliding support is slidably connected with cockpit telescopic supporting rod 1, keeps adjustable sliding support 3 flexible along cockpit
Support rod 1 slides, so that support 3 can slide on cockpit telescopic supporting rod 1 to adapt to control stick position；Adjustable sliding support 3
The other end be fixedly connected with support plate 4, support plate 4 is hollow and open at one end frame structure, and one end of opening connects switching
Plate 6, to form hollow frame structure, hollow space is to place control stick.Specifically, in the two-arm of support plate 4, with switching
6 junction of plate is provided with elliptical aperture, connect pinboard 6 by drill form with support plate 4 by the elliptical aperture, passes through adjusting
Junction is located at the position in elliptical aperture, to adjust the length of the hollow frame structure of support plate 4 and the formation of pinboard 6, from
And it adapts in the inner ring that different size control stick can smoothly be put into support plate 4 and pinboard 6 forms, and can be inclined with total inspection stroke
Turn.The three arms center of the support plate 4 of frame structure open at one end and the center of pinboard 6, are provided with central zone ellipse
One end of the straight pin of through-hole, each straight pin is connect with support plate 4 or pinboard 6, and the other end connection one of each fixed pin drives
Bar acts measuring device 7.The position in measuring device 7 is acted in control stick by adjusting fixed pin, so that it is dynamic to adjust control stick
Make the height of measuring device 7.
Fig. 2 is the control stick movement measurement dress of the flight control system control stick measuring device provided in the embodiment of the present invention
The schematic top plan view set.Fig. 3 is in Fig. 2 along A-A cross-sectional view.Fig. 4 is that the flight control system provided in the embodiment of the present invention is driven
Sail the left view of the control stick movement measuring device of bar measuring device.Referring to fig. 2 to Fig. 4, in the present embodiment, control stick movement
Measuring device 7 includes measurement and electrical equipment 701, accurate knob thimble 702, measuring device shell 703,704 and of fastening bolt
Outer cover 705.There are four through-holes for the front end setting of measuring device shell 703, are respectively located at the front end end of measuring device shell 703
The second through-hole 7012, third through-hole 7013 and fourth hole 7014 on three side wall of first through hole 7011 and front end in face,
In the second through-hole 7012 be located at fourth hole 7014 and be symmetrical arranged on side wall.The straight pin insertion the of central zone elliptical hole
Two through-holes 7012, and it is fixed by the fastening bolt 704 in insertion third through-hole 7013, to adjust control stick movement measurement dress
Set the position of 7 vertical direction.
Measurement and electrical equipment 701 are fixed on the Internal back end of measuring device shell 703 by screw, measure and electronic set
Outer cover 705 is arranged in standby 701 rear end；Accurate knob thimble 702 sequentially passes through outer cover 705, measurement and electrical equipment 701, center
The elliptical hole of straight pin with elliptical hole, first through hole 7011 extend to 703 front end of measuring device shell；Measurement and electricity
Motor is arranged in dynamic equipment 701, to control the precession and back-out of accurate knob thimble 702, meanwhile, accurate knob thimble 702
It can manual precession and back-out.Measurement and electrical equipment 701 can also project laser by the hole diameter 2mm on outer cover 5 and carry out data
Measurement, to measure the distance that accurate 702 knob of knob thimble screws out.
The steps included are as follows for the method measured using flight control system control stick measuring device:
One, the inspection of automatic trim function
(1) by control stick movement measuring device 7 accurate knob thimble 702 back-out to support plate 4,6 edge of pinboard
It flushes；
(2) control stick grip head is inserted in support plate 4,6 center of pinboard；
(3) cockpit telescopic supporting rod 1 and aircraft is horizontally-parallel, and will be by support 2, lip block 5,8 institute of stationary fixture
The fixation member and aircraft cockpit left and right edges of composition fasten；
(4) direction to be measured is chosen, acts the accurate knob thimble 702 in measuring device 7 by adjusting control stick,
Accurately head into control stick measurement point；
(5) it is switched by motor push button or accurate knob top is slowly controlled by accurate 702 rear portion knob of knob thimble
Needle 702 acts control stick to assigned direction；
(6) stop motor push button switch immediately after the change of automatic trim sensor on off operating mode or the accurate rotation that stops operating
702 rear portion knob of button thimble；
(7) test data on teleputer is read；
(8) it is switched by motor push button or control stick is resetted (one at this time by accurate 702 rear portion knob of knob thimble
The inspection in direction terminates, and subsequent three directions repeat top step).
Two, the measurement of control stick free travel
(1) by control stick movement measuring device 7 accurate knob thimble 702 back-out to support plate 4,6 edge of pinboard
It flushes；
(2) control stick grip head is inserted in support plate 4,6 center of pinboard；
(3) cockpit telescopic supporting rod 1 and aircraft is horizontally-parallel, and will be by support 2, lip block 5,8 institute of stationary fixture
The fixation member and aircraft cockpit left and right edges of composition fasten；
(4) direction to be measured is chosen, acts the accurate knob thimble 702 in measuring device 7 by adjusting control stick,
Control stick measurement point accurately is headed into,；
(5) dynamometer is used, is stopped after moving control stick to a direction under desired force value requires；
(6) it is switched by motor push button or accurate knob top is slowly controlled by accurate 702 rear portion knob of knob thimble
Needle 702 is bonded with control stick；
(9) dynamometer is unclamped, switched by motor push button or is slowly controlled by accurate 702 rear portion knob of knob thimble
Thimble makes in control stick time, and reading numerical values (measurement in a direction terminates at this time, and subsequent three directions repeat top step).
The description that foregoing exemplary embodiment is presented is merely illustrative of the technical solution of the present invention, and is not intended to become
Without missing, it is also not intended to limit the invention to described precise forms.Obviously, those skilled in the art's root
Many changes are made according to above-mentioned introduction and variation is all possible.The exemplary embodiment was chosen and described for the sake of explanations
Certain principles and practical application of the invention, so that others skilled in the art are easy to understand, realize and utilize
Various illustrative embodiments of the invention and its various selection forms and modification.Protection scope of the present invention is intended to by institute
Attached claims and its equivalents are limited.
Claims (3)
1. a kind of flight control system control stick measuring device, which is characterized in that the flight control system control stick measurement
Equipment includes cockpit telescopic supporting rod (1), fixation member, adjustable sliding support (3), support plate (4), pinboard (6) and drives
Bar acts measuring device (7)；Wherein,
The cockpit telescopic supporting rod (1) is the telescopic rod structure in both ends, the both ends end pair of cockpit telescopic supporting rod (1)
Title is fixed with link block (101), and fixation member, cockpit telescopic supporting rod (1) elongation are fixedly connected on each link block (101)
When, fixation member extends to aircraft cockpit left and right edges with link block (101), and fastens with aircraft cockpit left and right edges；
The fixation member includes support (2), lip block (5) and stationary fixture (8), and support (2) is fixedly connected on connection
The lower section of block (101) is fixedly connected lip block (5) below support (2), and stationary fixture (8) is C font, the fixation of C font
The lower end surface of fixture (8) is fixedly connected with lip block (5), and the upper end end face of stationary fixture (8) is provided with fixing bolt
(801), rotary fixing screw bolt (801) is so that aircraft cockpit left and right edges are held on fixing bolt (801) lower end by fixation member
Between support (2)；
Described adjustable sliding support (3) one end is slidably connected with cockpit telescopic supporting rod (1), and support (3) is in the flexible branch of cockpit
Sliding is on strut (1) to adapt to control stick position；The other end of adjustable sliding support (3) is fixedly connected with support plate (4), support plate
It (4) is hollow and open at one end frame structure, one end of opening connects pinboard (6), to form hollow frame structure, in
Empty part is to place control stick；
The three arms center of the support plate (4) of frame structure open at one end and the center of pinboard (6), are provided with center
One end of straight pin with elliptical hole, each straight pin is connect with support plate (4) or pinboard (6), the other end of each fixed pin
Control stick movement measuring device (7) is connected, by adjusting position of the fixed pin in control stick movement measuring device (7), from
And adjust the height of control stick movement measuring device (7)；
Control stick movement measuring device (7) includes measurement and electrical equipment (701), accurate knob thimble (702), measurement
Device housings (703), fastening bolt (704) and outer cover (705)；Wherein, there are four the front end settings of measuring device shell (703)
Through-hole is respectively located at the first through hole (7011) of the front end surface of measuring device shell (703), and is located at three side wall of front end
On the second through-hole (7012), third through-hole (7013) and fourth hole (7014), the second through-hole (7012) and fourth hole
(7014) it is located at and is symmetrical arranged on side wall；The straight pin of central zone elliptical hole is inserted into the second through-hole (7012), and by inserting
The fastening bolt (704) entered in third through-hole (7013) is fixed, thus adjust the vertical direction of control stick movement measuring device 7
Position；
The measurement and electrical equipment (701) are fixed on the Internal back end of measuring device shell (703) by screw, measurement and
Outer cover (705) are arranged in the rear end of electrical equipment (701)；Accurate knob thimble (702) sequentially passes through outer cover (705), measurement and electricity
Dynamic equipment (701), the elliptical hole of straight pin, first through hole (7011), extend to measuring device shell (703) front end；Measurement
And motor is arranged in electrical equipment (701), to control the precession and back-out of accurate knob thimble (702)；Measurement and electrical equipment
(701) laser is projected by the through-hole being arranged on outer cover (5) and carries out DATA REASONING, to measure the rotation of accurate knob thimble (702)
The distance that button screws out.
2. flight control system control stick measuring device according to claim 1, which is characterized in that the support (2)
Upper surface and fixing bolt (801) lower end surface paste rubber material.
3. flight control system control stick measuring device according to claim 1 or 2, which is characterized in that the support
In the two-arm of plate (4), pinboard (6) junction is provided with elliptical aperture, by the elliptical aperture by pinboard (6) and support plate
(4) it is connected by drill form, is located at the position in elliptical aperture by adjusting junction, to adjust support plate (4) and pinboard
(6) length of the hollow frame structure formed, to adapt to different size control stick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910724585.4A CN110307975B (en) | 2019-08-07 | 2019-08-07 | Steering column measuring device for aircraft steering system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910724585.4A CN110307975B (en) | 2019-08-07 | 2019-08-07 | Steering column measuring device for aircraft steering system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110307975A true CN110307975A (en) | 2019-10-08 |
| CN110307975B CN110307975B (en) | 2024-04-16 |
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ID=68083299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910724585.4A Active CN110307975B (en) | 2019-08-07 | 2019-08-07 | Steering column measuring device for aircraft steering system |
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| Country | Link |
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| CN (1) | CN110307975B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003206A (en) * | 2019-12-06 | 2020-04-14 | 江西洪都航空工业集团有限责任公司 | Airplane steering column starting force and operating force detection equipment and detection method |
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|---|---|---|---|---|
| DE10002614A1 (en) * | 2000-01-22 | 2001-07-26 | Volkswagen Ag | Making and testing of a push-fit form locking connection between two components, especially an automotive drive shaft and its differential, has a lever arrangement that enable reliable testing of the joint |
| CN107192549A (en) * | 2017-07-13 | 2017-09-22 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft control stick static characteristic measurement apparatus |
| CN109520921A (en) * | 2018-12-14 | 2019-03-26 | 中国民航大学 | A kind of optical measuring device of reciprocating friction secondary surface friction, lubrication performance |
| CN210243187U (en) * | 2019-08-07 | 2020-04-03 | 沈阳飞机工业（集团）有限公司 | Measuring equipment for steering column of airplane control system |
-
2019
- 2019-08-07 CN CN201910724585.4A patent/CN110307975B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10002614A1 (en) * | 2000-01-22 | 2001-07-26 | Volkswagen Ag | Making and testing of a push-fit form locking connection between two components, especially an automotive drive shaft and its differential, has a lever arrangement that enable reliable testing of the joint |
| CN107192549A (en) * | 2017-07-13 | 2017-09-22 | 江西洪都航空工业集团有限责任公司 | A kind of aircraft control stick static characteristic measurement apparatus |
| CN109520921A (en) * | 2018-12-14 | 2019-03-26 | 中国民航大学 | A kind of optical measuring device of reciprocating friction secondary surface friction, lubrication performance |
| CN210243187U (en) * | 2019-08-07 | 2020-04-03 | 沈阳飞机工业（集团）有限公司 | Measuring equipment for steering column of airplane control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111003206A (en) * | 2019-12-06 | 2020-04-14 | 江西洪都航空工业集团有限责任公司 | Airplane steering column starting force and operating force detection equipment and detection method |
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| Publication number | Publication date |
|---|---|
| CN110307975B (en) | 2024-04-16 |
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