CN206528651U - A kind of unmanned plane booster rocket adjusts positioner - Google Patents

Abstract

The utility model discloses an adjustment and positioning device for an unmanned aerial vehicle booster rocket, which is composed of a support frame, a placement frame, a lifting device, a rear three-point support, a digital display pressure sensor, and a thrust adjustment rod. The support frame provides support for each component; the placement frame is fixed on the support frame through a lifting device, and the digital display pressure sensor is located under the side of the rear three-point support. It uses a horizontal placement method to adjust, position and install the UAV booster rocket. It can measure the actual weight of the body without hanging the UAV for operation, and obtain the actual center of gravity position of the UAV through a given calculation formula. Then, through the three-way digital display displacement regulator in the device, the axis of the booster rocket that is consistent with the actual center of gravity is obtained, and the installation position adjustment of the UAV booster rocket is quickly completed, so that the boosting direction of the booster rocket is consistent with that of the unmanned vehicle. The actual center of gravity of the machine remains the same. The operation links and operation time are reduced, and the operation safety and operation efficiency are improved.

Description

A UAV booster rocket adjustment and positioning device

technical field

The utility model relates to the technical field of unmanned aerial vehicle system launch, in particular to a device and method for adjusting and positioning the installation position of an unmanned aerial vehicle system booster rocket that adopts rocket boosting and zero-length launch.

Background technique

At present, drones are playing an increasingly important role in the military and civilian fields. Rocket-assisted, zero-length launch and take-off is a common take-off method for small and medium-sized fixed-wing UAVs. This method has relatively low requirements for the take-off environment and does not require a dedicated airport, which can well meet the requirements for the field use of UAVs.

In the traditional UAV manufacturing process, when the booster rocket is installed, the UAV is generally turned over, with the belly facing up, and the vertical hanging method is used to adjust the installation position of the booster rocket. The vertical hanging method is more suitable for smaller-sized fixed-wing UAVs, and the final measurement and installation errors accumulate less. When the size of the UAV body is large, the vertical hanging method will increase the space requirements for the height and width of the hanging site, making it very difficult to turn the UAV body over, and the hanging safety is poor. In addition, if the installation position of the booster rocket is adjusted and installed when the fuel is not full, due to the flow characteristics of the fuel, the position of the center of gravity of the fuel in the UAV fuel tank is quite different between the vertical suspension state and the launch state, and its vertical There is a large theoretical error in the measurement and installation of the straight hanging form.

Utility model content

In order to avoid the deficiencies in the prior art, the utility model proposes an adjustment and positioning device for an unmanned aerial vehicle booster rocket. The adjustment and positioning device does not need to hang the UAV for operation, the actual weight of the body can be measured by placing the UAV horizontally, and the actual center of gravity of the UAV can be obtained through a given calculation formula, and the adjustment and positioning device can be used Adjust the positioning function to quickly complete the adjustment and installation of the installation position of the drone's booster rocket, so that the boosting direction of the booster rocket is consistent with the actual center of gravity of the drone, providing a safe guarantee for the drone to take off.

The technical scheme adopted by the utility model to solve the technical problems is: including a support frame, an adjustment support, a horizontal measurement reference hole, a placement frame, a lifting device, a rear three-point support, a digital display pressure sensor, a thrust adjustment rod, a three-way digital Displacement adjuster, pressure sensor, the support frame provides support for each component; multiple adjustment supports are installed at the bottom of the support frame, and there are horizontal measurement reference holes at the four corners of the support frame, and the adjustment supports and horizontal measurement reference holes are matched Adjust the horizontal position of the supporting frame; the two placing frames are respectively located at the front end of the supporting frame and the rear of the supporting frame, and the placing frame and the supporting frame are fixedly connected by a lifting device, and a hand wheel is installed on the side of the lifting device; the rear three-point support The seat adopts a combined structure of ball bearings and lateral bearings. The first two points of the rear three-point support are fixed supports, and the rear point is a movable support with a lifting device. The digital display pressure sensor is located under the side of the rear three-point support. Located under the three-point support, the weight value of the UAV under test at three specified angles can be measured through digital display pressure and strain; one end of the thrust adjustment rod is located on the placement frame, and the top of the thrust adjustment rod is fixedly connected with the booster rocket seat , and can axially push the booster rocket base along the thrust adjustment rod for installation and adjustment, the other end of the thrust adjustment rod is fixedly connected with the three-way digital display displacement regulator, and the three-way digital display displacement regulator is used to adjust the axial direction of the thrust adjustment rod.

Beneficial effect

The utility model proposes a UAV booster rocket adjustment and positioning device, which adopts the method of horizontal placement for adjustment and positioning installation of the UAV booster rocket, and can measure the body without hanging the UAV for operation. The actual weight and the actual center of gravity of the UAV can be obtained through a given calculation formula, and then the adjustment and positioning function of this device can be used to quickly complete the adjustment and installation of the installation position of the UAV’s booster rocket, so that the boosting direction of the booster rocket is consistent with that of the drone. The actual center of gravity of the man-machine is consistent, thus providing a safe guarantee for the drone to take off.

The utility model of UAV booster rocket adjustment and positioning device solves the current situation that the traditional rocket booster and zero-length launching UAV must perform complex weighing, hanging and adjustment operations every time the booster rocket is installed, reducing the operating links. The operation time is shortened, and the operation safety and operation efficiency are greatly improved.

The utility model UAV booster rocket adjustment and positioning device satisfies the adjustment and positioning installation of the UAV in the horizontal placement state, and the installation position of the booster rocket. The installation method is closer to the real launch state of the UAV, and basically eliminates the installation error of theoretical measurement. , and its installation accuracy meets the design technical requirements for UAV booster rocket installation.

Description of drawings

The adjustment and positioning device of the UAV booster rocket of the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

Figure 1 is a schematic diagram of the adjustment and positioning device for the UAV booster rocket of the present invention.

Fig. 2 is an axonometric view of the adjustment and positioning device for the UAV booster rocket of the present invention.

Fig. 3 is a schematic diagram of the rear three-point support structure of the UAV booster rocket adjustment and positioning device of the present invention.

Fig. 4 is a schematic diagram of a three-way digital display displacement regulator of the UAV booster rocket adjustment and positioning device of the present invention.

in the picture

1. Support frame 2. Adjustment support 3. Level measurement reference hole 4. Placement frame 5. Lifting device 6. Rear three-point support 7. Digital display pressure sensor 71. Pressure sensor 8. Thrust adjustment lever 9. Three-way digital display Displacement regulator 90. Z direction displacement digital display 91. Z direction displacement regulator 92. X direction displacement digital display 93. X direction displacement regulator

detailed description

This embodiment is an adjustment and positioning device for an unmanned aerial vehicle booster rocket.

Referring to Fig. 1, Fig. 2, Fig. 3, and Fig. 4, the UAV booster rocket adjustment and positioning device in this embodiment is composed of three parts: a frame base, a center of gravity measurement system, and a booster rocket adjustment and positioning system; wherein, the frame base includes a support frame 1. Adjustment support 2, horizontal measurement reference hole 3; center of gravity measurement system includes placement frame 4, lifting device 5, rear three-point support 5, digital display pressure sensor 7; booster rocket adjustment and positioning system includes thrust adjustment rod 8, three to the digital display displacement regulator 9; wherein, the digital display pressure sensor 7 also includes a pressure sensor 71; the three-way digital display displacement regulator 9 also includes a Z-direction displacement digital display 90, a Z-direction displacement regulator 91, and an X-direction displacement digital display 92. X-direction displacement adjuster 93.

In this embodiment, the support frame 1 provides support for each component; the adjustment support 2 is installed at the bottom of the support frame 1, and the number of adjustment support 2 is set according to the size of the support frame 1, usually the number of adjustment support 2 is 6-8 indivual. There are horizontal measurement reference holes 3 at the four corners of the support frame 1 , and the horizontal position of the support frame 1 can be quickly adjusted by adjusting the support 2 and the horizontal measurement reference holes 3 .

Two placement frames 4 are located at the front end on the support frame 1 and the rear portion on the support frame 1 respectively, and the placement frame 4 and the support frame 1 are fixedly connected by a lifting device 5, and a hand wheel is installed on the side of the lifting device 5. The placement frame 4 is used to place the UAV body and prevent the body from accidentally falling onto the rear three-point support 5, causing distortion of the weight measurement data. The placement frame 4 is installed on the supporting frame 1 through the lifting device 5, which facilitates the slow landing of the UAV and is placed on the rear three-point support 6.

In this embodiment, the rear three-point support 6 adopts a combined structure of ball bearings and lateral bearings to avoid the influence of lateral friction on the weight measurement of the body and make the weight measurement of the body more accurate. The first two points of the rear three-point support 6 are fixed supports, and the latter point is a movable support with a lifting device, which is convenient for lifting or lowering the UAV under test at a specified angle. The digital display pressure sensor 7 is fixed under the side of the rear three-point support 6, and the pressure sensor 71 is located under the three-point support 6, and the weight value of the tested UAV under three groups of specified angle states is measured through the digital display pressure strain. The thrust adjustment rod 8 is installed at the rear of the support frame 1, one end of the thrust adjustment rod 8 is located on the placement frame 4, the top of the thrust adjustment rod 8 is fixedly connected with the booster rocket seat, and can be pushed along the axial direction of the thrust adjustment rod 8 The rocket seat is installed and adjusted, and the other end of the thrust adjustment rod 8 is connected with the three-way digital display displacement regulator 9, and the three-way digital display displacement regulator 9 is used to adjust the axial direction of the thrust adjustment rod 8. The three-way digital display displacement regulator 9 is installed on the rear end of the support frame 1, the Z-direction displacement digital display 90 is connected with the Z-direction displacement regulator 91, the X-direction displacement digital display 92 is connected with the X-direction displacement regulator 93, and respectively It is connected with the three-way digital display displacement regulator 9, and the three-way digital display displacement regulator 9 is used to adjust the axial direction of the thrust adjustment rod 8 so as to keep it consistent with the actual center of gravity position of the drone. After obtaining the actual center of gravity position of the UAV under test, the displacement of the bottom end of the thrust adjustment rod 8 along the X, Y, and Z directions can be obtained through calculation, and the three-way digital display displacement adjuster 9 is used to adjust these three directions The amount of displacement makes the axis of the thrust adjustment rod 8 consistent with the actual UAV center of gravity position.

The installation of the booster rocket is to adjust its boosting direction to be consistent with the actual center of gravity of the drone. Since the actual center of gravity of each UAV is different, each UAV needs to adjust the axis position of the booster rocket according to the actual center of gravity during manufacture. The top of the thrust adjustment rod is fixedly connected with the booster rocket seat, and the booster rocket seat can be pushed along the axis of the adjustment rod to move, and the connection between the booster rocket seat and the body is adjusted and installed with pads. The three-way digital display displacement adjuster is located at the bottom of the thrust adjustment rod. Through the displacement adjustment along the three directions of X, Y and Z, it can conveniently adjust the axis of the thrust adjustment rod to be consistent with the actual center of gravity. By adjusting the axis position of the thrust adjustment lever, the axis position of the booster rocket can be adjusted, so that the booster axis after the booster rocket is installed is consistent with the actual center of gravity of the UAV, so that the UAV has a reliable booster thrust when it takes off and boost direction guarantee.

The operation process of this embodiment

(a) The drone is hoisted and placed on the placement frame 4 on the support frame, and the drone is slowly lowered and placed on the rear three-point support seat 6 through the lifting device 5 of the placement frame 4 .

(b) The rear three-point support 6 adopts a combined structure of ball bearings and lateral bearings. By adjusting the lifting device of the rear three-point support 6, the weight measurement of the UAV on the rear three-point support 6 in three specified angle states is completed. And according to the given calculation formula, the actual center of gravity position of the drone is obtained.

(c) Connect the top of the thrust adjustment rod 8 to the bazooka seat, and calculate the adjustment data of the bottom end of the thrust adjustment rod 8 along the X, Y, and Z directions according to the actual center of gravity position of the drone, and pass the three-way The digital display displacement regulator 9 adjusts the displacement in three directions, so that the axis of the thrust adjustment rod 8 is consistent with the actual center of gravity of the UAV, so as to ensure the boost thrust and direction of the UAV in its take-off state.

Claims (1)

1. A UAV booster rocket adjustment and positioning device is characterized in that: comprise support frame, adjustment support, horizontal measurement reference hole, placement frame, lifting device, rear three-point support, digital display pressure sensor, thrust adjustment lever , three-way digital display displacement regulator, pressure sensor, the support frame provides support for each component; multiple adjustment supports are installed at the bottom of the support frame, and there are horizontal measurement reference holes at the four corners of the support frame. The measuring reference hole cooperates to adjust the horizontal position of the supporting frame; the two placing frames are respectively located at the front end of the supporting frame and the rear of the supporting frame, and the placing frame and the supporting frame are fixedly connected by a lifting device, and a hand wheel is installed on the side of the lifting device ;The rear three-point support adopts a combined structure of ball bearings and lateral bearings. The first two points of the rear three-point support are fixed supports, and the last point is a movable support with a lifting device. The digital display pressure sensor is located on the side of the rear three-point support. Below, the pressure sensor is located under the three-point support, and the weight value of the UAV under test at three specified angles can be measured through digital display pressure and strain; one end of the thrust adjustment rod is located on the shelf, and the top of the thrust adjustment rod is connected to the booster The rocket base is fixedly connected, and can push the booster rocket base axially along the thrust adjustment rod for installation and adjustment. The other end of the thrust adjustment rod is fixedly connected with the three-way digital display displacement regulator, which is used to adjust the thrust adjustment rod axis direction.