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CN-121973953-A - Vertical fixed wing ground mooring test device and test method thereof

CN121973953ACN 121973953 ACN121973953 ACN 121973953ACN-121973953-A

Abstract

The invention discloses a ground mooring test device and a test method for a vertical fixed wing, and relates to the technical field of aircraft ground tests, wherein the ground mooring test device comprises a rack structure, a vertical fixed wing, a horizontal plane and a vertical fixed wing, wherein the upper part of the rack structure is used for placing the vertical fixed wing, and the rack structure is arranged in a cross groove on the ground; the test device comprises a cross groove, a rack structure, a servo mechanism, four winch mechanisms, a control mechanism and a test device, wherein the servo mechanism is arranged in the rack structure and is positioned at the center of the cross groove, the four winch mechanisms are respectively arranged at the four ends of the cross groove, each winch mechanism is connected with the servo mechanism through a transmission mechanism, the winch mechanism comprises a telescopic mooring rope which is connected with a mooring point on a vertical fixing wing, the control mechanism is in control connection with the servo mechanism and the winch mechanisms, and the test device can automatically adjust the mooring height in the test process, so that the treatability of test data is improved, the flight control guiding efficiency of a mooring test is improved, and meanwhile, the effect of the test safety risk is reduced to the greatest extent.

Inventors

  • CUI YUELI
  • WEN XI
  • WANG CHAO
  • ZHANG LIAN
  • FU YIWEI

Assignees

  • 彩虹无人机科技有限公司

Dates

Publication Date
20260505
Application Date
20260304

Claims (10)

  1. 1. The utility model provides a hang down fixed wing ground mooring test device which characterized in that includes: The upper part of the rack structure (2) is used for placing the vertical fixed wings (1), and the rack structure (2) is arranged in a cross groove (5) on the ground; The servo mechanism (3) is arranged in the rack structure (2), and the servo mechanism (3) is positioned at the center of the cross groove (5); Four winch mechanisms (4) are respectively arranged at four ends of the cross groove (5), and each winch mechanism (4) is respectively connected with the servo mechanism (3) through a transmission mechanism (6); -said winch mechanism (4) comprises a retractable mooring line (46), said mooring line (46) being connected to a mooring point on said vertical stationary wing (1); and the control mechanism is in control connection with the servo mechanism (3) and the winch mechanism (4).
  2. 2. The vertical-up fixed wing ground mooring test device according to claim 1, wherein the rack structure (2) is arranged along the length direction of the vertical-up fixed wing (1), and the mooring points are respectively arranged on the left wing, the right wing and the front and the rear fuselage of the vertical-up fixed wing (1).
  3. 3. The vertical fin ground mooring test device according to claim 1, wherein the bench structure (2) comprises: A main structure (21) arranged in the cross groove (5), wherein the main structure (21) is a metal frame structure; a shutdown cover plate (22) covering the main structure (21), wherein the shutdown cover plate is a metal plate with honeycomb ventilation holes; and a plurality of transmission shaft holes (23) are arranged on the main structure (21), and the transmission mechanism (6) penetrates through the transmission shaft holes (23).
  4. 4. The vertical fin ground tie down test device of claim 1, wherein the servo mechanism (3) comprises: A servo motor (31) arranged in a motor box (33), wherein a cover plate (34) capable of being opened and closed is arranged on the motor box (33); The gear (32) is connected with the output shaft of the servo motor (31), the gear (32) is a conical gear, and the gear is connected with the winch mechanism (4) through the transmission mechanism (6).
  5. 5. The vertical fin ground mooring test device according to claim 4, wherein the winch mechanism (4) comprises: a spindle-shaped rotating wheel (41) rotatably arranged between the two winch brackets (42), wherein a mooring rope (46) is wound on the spindle-shaped rotating wheel (41); and the planetary gear (44) is arranged on one winch bracket (42) through a bearing, one end of the planetary gear (44) is in meshed transmission with the transmission mechanism (6), and the other end of the planetary gear (44) is in meshed transmission with the rotating internal teeth (48) on the spindle-shaped rotating wheel (41).
  6. 6. The vertical fin ground mooring test device according to claim 5, wherein the winch mechanism (4) further comprises: A plurality of wire management posts (45) arranged between the two winch brackets (42) in a crossing manner, wherein the end parts of the wire management posts (45) are connected with the top parts of the winch brackets (42) through corner pieces (49), and the mooring ropes (46) pass through the wire management posts (45); the limiting rods (47) penetrate through all the wire arranging posts (45), and the limiting rods (47) are fixedly connected with the wire arranging posts; Two bracket corner boxes (43) are respectively arranged at two ends of the winch bracket (42), and the ends of the bracket corner boxes (43) are connected with the ends of the winch bracket (42).
  7. 7. The vertical-up fixed wing ground mooring test device according to claim 6, wherein the transmission mechanism (6) comprises a main transmission shaft (63) and a flat conical gear (61), one end of the main transmission shaft (63) extends into the motor box (33), one end of the main transmission shaft (63) is in meshed transmission with the gear (32) through the flat conical gear (61), and the other end of the main transmission shaft (63) is in meshed transmission with one end of the planetary gear (44) through a transmission gear (64).
  8. 8. The vertical fin ground mooring test device according to claim 7, wherein four flat bevel gears (61) are circumferentially arranged on the gear (32), and the gear (32) and the flat bevel gears (61) are arranged perpendicularly to each other.
  9. 9. The vertical fin ground mooring test device according to claim 7, wherein the main drive shaft (63) is divided into two sections, the two sections being connected by a cross universal joint (62).
  10. 10. A method of vertical fin ground tie down testing using a vertical fin ground tie down testing apparatus according to any one of claims 1 to 9, the method comprising: Moving the vertical fixed wing (1) to the bench structure (2), and connecting the mooring rope (46) with a mooring point on the vertical fixed wing (1); Switching the vertical fixed wing (1) to a hovering state; the ground control center sends a height control instruction to the control mechanism; The control mechanism sends an electric signal to the servo mechanism (3); the servo mechanism (3) drives the winch mechanism (4) to work, and the length of the mooring rope (46) is adjusted; an angle phase sensor in the winch mechanism (4) acquires the real-time flight state of the vertical fixed wing.

Description

Vertical fixed wing ground mooring test device and test method thereof Technical Field The invention belongs to the technical field of aircraft ground tests, and particularly relates to a vertical fixed wing ground mooring test device and a test method thereof. Background The ground mooring test is necessary test work required to be carried out after the vertical fixed wing is developed and delivered, and mainly completes the adjustment of flight control parameters and the test of the operation reliability of the power transmission system in the mode of the vertical fixed wing helicopter. Usually, a tester tests the established control logic of the vertical fixed wing through a mooring test, and sensors such as the attitude, the speed, the height and the position on the aircraft feed back the flight state data of the aircraft, and the tester knows the response condition of a control instruction through the data, adjusts control parameters, improves the control precision and realizes the aim of flight control robustness. Because the ground effect produced by different aircraft ground clearance is different when the mooring test is carried out, if the current ground clearance of the aircraft can be accurately known, the processibility of test data can be improved, and the design of other flight state flight control laws is guided. The traditional mooring method is to manually tie the mooring rope on the aircraft mooring point and the ground fixed anchor point, and manually adjust the length of the mooring rope after stopping every time the mooring height is changed, so that the test cost is increased, the test period is prolonged, and safety risks can be generated when personnel frequently approach the aircraft. Disclosure of Invention Aiming at the defects existing in the prior art, the invention provides a ground mooring test device for a vertical fixed wing and a test method thereof, and the test device can be applied to a man-machine or unmanned aerial vehicle with an inclined blade without limiting the maximum takeoff weight, can automatically adjust the mooring height in the ground mooring test, improves the disposability of test data, improves the flight control guiding efficiency of the mooring test, and simultaneously furthest reduces the safety risk of the test. In order to achieve the above object, the present invention provides a vertical fixed wing ground mooring test device, comprising: The upper part of the rack structure is used for placing the vertical fixed wing, and the rack structure is arranged in the cross groove on the ground; the servo mechanism is arranged in the rack structure and is positioned at the center of the cross groove; the four winch mechanisms are respectively arranged at the four ends of the cross groove, and each winch mechanism is respectively connected with the servo mechanism through a transmission mechanism; The winch mechanism comprises a telescopic mooring rope which is connected with a mooring point on the vertical fixing wing; and the control mechanism is in control connection with the servo mechanism and the winch mechanism. Preferably, the rack structure is arranged along the length direction of the vertical fixed wing, and the left wing, the right wing and the front and the rear fuselage of the vertical fixed wing are respectively provided with the tie-down points. Preferably, the gantry structure comprises: the main structure is arranged in the cross groove and is a metal frame structure; the shutdown cover plate covers the main structure and is a metal plate with honeycomb ventilation holes; a plurality of transmission shaft holes arranged on the main structure, the transmission mechanism penetrates through the transmission shaft hole. Preferably, the servo mechanism comprises: The servo motor is arranged in the motor case, and an openable cover plate is arranged on the motor case; The gear is connected with the output shaft of the servo motor, the gear is a conical gear, and the gear is connected with the winch mechanism through the transmission mechanism. Preferably, the winch mechanism comprises: the spindle-shaped rotating wheel is rotatably arranged between the two winch brackets, and a mooring rope is wound on the spindle-shaped rotating wheel; The planetary gear is arranged on one winch bracket through a bearing, one end of the planetary gear is meshed with the transmission mechanism for transmission, and the other end of the planetary gear is meshed with the rotating internal teeth on the spindle-shaped rotating wheel for transmission. Preferably, the winch mechanism further comprises: a plurality of wire management posts arranged between the two winch brackets in a crossing way, wherein the end parts of the wire management posts are connected with the tops of the winch brackets through corner pieces, and the mooring ropes pass through the wire management posts; The limiting rods penetrate through all the wire arranging posts and are fixedly connecte