Clamping device for unmanned aerial vehicle

Abstract

The clamping device for the unmanned aerial vehicle comprises an unmanned aerial vehicle body, supporting frames are fixedly installed on the two sides of the unmanned aerial vehicle body, two metal blocks are fixedly installed at the bottom of the unmanned aerial vehicle body, supporting plates are fixedly installed at the bottom ends of the two supporting frames, and the same first lead screw is rotatably installed between the two metal blocks; a first motor is fixedly installed on the corresponding metal block, an output shaft of the first motor is fixedly connected with a first lead screw, the first lead screw is sleeved with a mounting frame in a threaded mode, a second motor is fixedly installed on the mounting frame, and an output shaft of the second motor is fixedly sleeved with a second lead screw. The clamping device for the unmanned aerial vehicle is simple in structure and convenient to use, objects of different sizes can be stably clamped, the position of the clamping device can be adjusted according to the different objects, namely the gravity center can be adjusted, and the flying stability of the unmanned aerial vehicle body is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of unmanned aerial vehicles, in particular to a clamping device for unmanned aerial vehicles. Background Art

[0002] A delivery device is installed at the bottom of the drone to lift or drop items. For example, high-altitude delivery of rescue supplies and laying of lead wires for power construction can all be carried out using a drone in conjunction with the delivery device.

[0003] Prior art, such as the patent with announcement number CN215155666U, discloses a delivery device for unmanned aerial vehicles, including a delivery device body arranged below the unmanned aerial vehicle body, wherein the delivery device body is installed below the unmanned aerial vehicle body through a mounting plate, an assembly groove is fixedly provided below the unmanned aerial vehicle body, an installation convex strip matched with the assembly groove is provided above the mounting plate, the installation convex strip is detachably assembled with the assembly groove through a fastening bolt, pre-installed slide grooves are symmetrically provided on the mounting plate, and a splicing plate is fixedly provided above the delivery device body; the delivery device for unmanned aerial vehicles can slide and fine-tune the delivery device body on the mounting plate through the cooperation of the pre-installed slide strip, the pre-installed slide groove, the limit bolt and the limit plate, so as to ensure that when the unmanned aerial vehicle body is flying, the lead rope on the delivery device body is on the center of gravity of the unmanned aerial vehicle body, thereby ensuring the stability of the unmanned aerial vehicle during flight and avoiding left and right deviation.

[0004] The above prior art has obvious beneficial effects, but still has shortcomings:

[0005] The clamping device body in the above-mentioned prior art can only be adjusted in the left and right directions, but cannot be adjusted in the front and back directions, so that the center of gravity of the drone body may still shift after the delivery device body grabs different objects, thereby affecting the flight stability of the drone body.

[0006] Based on this, this scheme proposes a clamping device for drones. Utility Model Content

[0007] The purpose of the utility model is to provide a clamping device for a drone to solve the problems raised in the above background technology.

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamping device for a drone, comprising a drone body,

[0009] Support frames are fixedly installed on both sides of the drone body, and two metal blocks are fixedly installed on the bottom of the drone body, and support plates are fixedly installed on the bottom ends of the two support frames. The same first screw rod is rotatably installed between the two metal blocks, and a first motor is fixedly installed on the corresponding metal blocks. The output shaft of the first motor is fixedly connected to the first screw rod, and a mounting frame is threadedly sleeved on the first screw rod;

[0010] The mounting frame is fixedly mounted with a second motor, the output shaft of the second motor is fixedly sleeved with a second screw rod, the second screw rod is threadedly sleeved with a sliding block, and a positioning plate is fixedly mounted on the bottom of the sliding block;

[0011] Through holes are provided on both sides of the positioning plate, and two gears are rotatably installed on the top inner wall of the positioning plate. A cross bar is movably installed in the two through holes. A connecting block and a connecting rod are fixedly installed at both ends of the two cross bars. Second locking bolts are threadedly installed on the two connecting rods. A clamping plate is rotatably installed on one end of the two second locking bolts close to each other, and a crank is fixedly sleeved on the other end of the two second locking bolts.

[0012] The two connecting blocks are provided with strip holes, and square blocks are slidably installed in the two strip holes. Connecting rods are rotatably installed between the two square blocks and the corresponding gears.

[0013] A first locking bolt is threadedly mounted on one side of the positioning plate adjacent to the through hole, and a double-sided rack meshing with two gears is rotatably mounted on one end of the first locking bolt.

[0014] Preferably, two mounting blocks are fixedly mounted on the bottom of the drone body, a same sliding rod is fixedly mounted between the two mounting blocks, and the mounting frame is slidably sleeved on the sliding rod.

[0015] By adopting the above technical solution, the rotation of the mounting bracket is limited by the sliding rod.

[0016] Preferably, a slide groove is provided on the mounting frame, and a sliding block fixedly connected to the sliding block is slidably installed in the slide groove.

[0017] By adopting the above technical solution, the rotation of the sliding block is restricted by the sliding groove and the sliding block.

[0018] Preferably, the other end of the first locking bolt is fixedly sleeved with a knob.

[0019] By adopting the above technical solution, the first locking bolt can be easily rotated by the knob.

[0020] Preferably, a slide rail is fixedly mounted on the top inner wall of the positioning plate, and a connecting block fixedly connected to the double-sided rack is slidably mounted on the slide rail.

[0021] By adopting the above technical solution, the movement of the double-sided rack is facilitated by the slide rail and the connecting block.

[0022] Preferably, return springs are sleeved on the two cross bars, one end of the two return springs is fixed on the corresponding cross bar, and the other end of the two return springs is fixed on the inner wall of the corresponding through hole.

[0023] By adopting the above technical solution, the reset spring facilitates the reset of the cross bar.

[0024] Compared with the prior art, the beneficial effects of the utility model are as follows: first, the object to be clamped and transported is placed between the two clamping plates, and then the first locking bolt is driven to rotate outward by unscrewing the knob outward, and the first locking bolt pulls the double-sided rack to move outward, and the double-sided rack drives the rotation of the two gears, which can drive the rotation of the two connecting rods, and the two connecting rods drive the two square blocks to slide in the corresponding strip holes, and the square blocks squeeze the inner walls of the strip holes, which can pull the two connecting blocks to move toward each other, which can drive the two connecting rods to move toward each other, and can drive the two clamping plates to move toward each other, so that the two clamping plates are both in contact with the clamped object, and the object can be clamped. The object is initially clamped and fixed, and then the two cranks are locked and rotated inwards to drive the two second locking bolts to rotate inwards, which can push the two clamping plates to move towards each other, so that the two clamping plates are pressed and fitted with the object, and the object can be clamped and fixed in the second step, and then the first motor is started to drive the rotation of the first screw rod, and the first screw rod can adjust the front and rear position of the mounting frame, that is, the front and rear position of the positioning plate and the clamped object can be adjusted, and the second motor is started to drive the rotation of the second screw rod, and the second screw rod can adjust the left and right position of the sliding block, that is, the left and right position of the positioning plate and the clamped object can be adjusted, and the overall center of gravity can be adjusted. The utility model has a simple structure and is easy to use. The clamping device for unmanned aerial vehicles can stably clamp objects of different sizes, and the position of the clamping device can be adjusted according to different objects, that is, the center of gravity can be adjusted, which increases the flight stability of the unmanned aerial vehicle body. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional diagram of the utility model;

[0026] Figure 2 It is a three-dimensional diagram of the first screw rod and the second screw rod of the utility model;

[0027] Figure 3 This is a three-dimensional diagram of a positioning plate of the utility model;

[0028] Figure 4 It is a three-dimensional diagram of the internal structure of the positioning plate of the utility model;

[0029] Figure 5 This is a schematic structural diagram of part A of the utility model.

[0030] In the figure: 1. UAV body; 2. Wireless controller; 3. Positioning plate; 4. Support plate; 5. Support frame; 6. Mounting block; 7. First motor; 8. Mounting frame; 9. Second screw rod; 10. First screw rod; 11. Sliding block; 12. Metal block; 13. Sliding rod; 14. Second motor; 15. Cross bar; 16. Second locking bolt; 17. Knob; 18. First locking bolt; 19. Clamping plate; 20. Crank handle; 21. Connecting rod; 22. Reset spring; 23. Double-sided rack; 24. Connecting block; 25. Connecting rod; 26. Square block; 27. Bar hole; 28. Gear. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] See also Figure 1-5 The utility model provides a technical solution: a clamping device for a drone, comprising a drone body 1, support frames 5 are fixedly installed on both sides of the drone body 1, and two metal blocks 12 are fixedly installed on the bottom of the drone body 1, and support plates 4 are fixedly installed on the bottom ends of the two support frames 5. The same first screw rod 10 is rotatably installed between the two metal blocks 12, and a first motor 7 is fixedly installed on the corresponding metal blocks 12, and the output shaft of the first motor 7 is fixedly connected to the first screw rod 10, and a mounting frame 8 is threadedly sleeved on the first screw rod 10, and a second motor 14 is fixedly installed on the mounting frame 8, and a second screw rod 9 is fixedly sleeved on the output shaft of the second motor 14, and a sliding block 11 is threadedly sleeved on the second screw rod 9, and the bottom of the sliding block 11 is fixedly installed with The positioning plate 3 and the bottom of the drone body 1 are fixedly installed with two mounting blocks 6, and the same slide bar 13 is fixedly installed between the two mounting blocks 6. The mounting frame 8 is slidably sleeved on the slide bar 13, and a slide groove is provided on the mounting frame 8. A slider fixedly connected to the slide block 11 is slidably installed in the slide groove. Through the above-mentioned structural setting, the first motor 7 is started to drive the rotation of the first screw rod 10, and the first screw rod 10 can adjust the front and rear positions of the mounting frame 8, that is, the front and rear positions of the positioning plate 3 and the clamped object can be adjusted. The second motor 14 is started to drive the rotation of the second screw rod 9, and the second screw rod 9 can adjust the left and right positions of the slide block 11, that is, the left and right positions of the positioning plate 3 and the clamped object can be adjusted, and the overall center of gravity can be adjusted.

[0033] Combination Figure 1-5As shown, through holes are provided on both sides of the positioning plate 3 and two gears 28 are rotatably installed on the top inner wall of the positioning plate 3. Cross bars 15 are movably installed in the two through holes. Connecting blocks 24 and connecting rods 21 are fixedly installed at both ends of the two cross bars 15. Reset springs 22 are sleeved on the two cross bars 15. One end of the two reset springs 22 is fixed on the corresponding cross bar 15, and the other end of the two reset springs 22 is fixed on the corresponding inner wall of the through hole. Second locking bolts 16 are threadedly installed on the two connecting rods 21. The ends of the two second locking bolts 16 close to each other are A clamping plate 19 is rotatably installed, and the other ends of the two second locking bolts 16 are fixedly sleeved with a crank 20, and the two connecting blocks 24 are provided with strip holes 27, and square blocks 26 are slidably installed in the two strip holes 27. Connecting rods 25 are rotatably installed between the two square blocks 26 and the corresponding gears 28, and a first locking bolt 18 is threadedly installed on one side of the positioning plate 3 adjacent to the through hole, and a double-sided rack 23 that meshes with the two gears 28 at the same time is rotatably installed on one end of the first locking bolt 18, and a knob 17 is fixedly sleeved on the other end of the first locking bolt 18, and the positioning plate 3 A slide rail is fixedly installed on the top inner wall, and a connecting block fixedly connected to the double-sided rack 23 is slidably installed on the slide rail. Through the above-mentioned structural arrangement, the object to be clamped and transported is placed between the two clamping plates 19, and then the first locking bolt 18 is driven to rotate outward by screwing out the knob 17. The first locking bolt 18 pulls the double-sided rack 23 to move outward, and the double-sided rack 23 drives the rotation of the two gears 28, which can drive the rotation of the two connecting rods 25. The two connecting rods 25 drive the two square blocks 26 to slide in the corresponding bar holes 27. The square blocks 26 are The block 26 squeezes the inner wall of the strip hole 27, which can pull the two connecting blocks 24 to move toward each other, which can drive the two connecting rods 21 to move toward each other, which can drive the two clamping plates 19 to move toward each other, so that the two clamping plates 19 are both fitted with the clamped object, and the object can be initially clamped and fixed, and then the two cranks 20 are rotated inward to lock and rotate the two second locking bolts 16 inward, which can push the two clamping plates 19 to move toward each other, so that the two clamping plates 19 are pressed and fit with the object, and the object can be clamped and fixed in the second step.

[0034] The working principle of the utility model is as follows: first, the object to be clamped and transported is placed between the two clamping plates 19, and then the first locking bolt 18 is driven to rotate outward by unscrewing the knob 17 outward, and the first locking bolt 18 pulls the double-sided rack 23 to move outward, and the double-sided rack 23 drives the rotation of the two gears 28, which can drive the rotation of the two connecting rods 25, and the two connecting rods 25 drive the two square blocks 26 to slide in the corresponding strip holes 27, and the square blocks 26 squeeze the inner wall of the strip hole 27, which can pull the two connecting blocks 24 to move toward each other, which can drive the two connecting rods 21 to move toward each other, and can drive the two clamping plates 19 to move toward each other, so that the two clamping plates 19 are both fitted with the clamped object, which can be used for The object is initially clamped and fixed, and then the two cranks 20 are rotated inwardly to lock and rotate, which drives the two second locking bolts 16 to rotate inwardly, and the two clamping plates 19 are pushed to move toward each other, so that the two clamping plates 19 are pressed and fitted with the object, and the object can be clamped and fixed in the second step, and then the first motor 7 is started to drive the rotation of the first screw rod 10, and the first screw rod 10 can adjust the front and rear position of the mounting frame 8, that is, the front and rear position of the positioning plate 3 and the clamped object can be adjusted, and the second motor 14 is started to drive the rotation of the second screw rod 9, and the second screw rod 9 can adjust the left and right position of the sliding block 11, that is, the left and right position of the positioning plate 3 and the clamped object can be adjusted, and the overall center of gravity can be adjusted. The utility model has a simple structure and is easy to use. The clamping device for an unmanned aerial vehicle can stably clamp objects of different sizes, and the position of the clamping device can be adjusted according to different objects, that is, the center of gravity can be adjusted, which increases the flight stability of the unmanned aerial vehicle body.

[0035] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in the field. Although the embodiments of the utility model have been shown and described, it is understandable to those of ordinary skill in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A clamping device for a drone, comprising a drone body (1), characterized in that: Support frames (5) are fixedly mounted on both sides of the drone body (1), and two metal blocks (12) are fixedly mounted on the bottom of the drone body (1), support plates (4) are fixedly mounted on the bottom ends of the two support frames (5), a first screw rod (10) is rotatably mounted between the two metal blocks (12), a first motor (7) is fixedly mounted on the corresponding metal block (12), an output shaft of the first motor (7) is fixedly connected to the first screw rod (10), and a mounting frame (8) is threadedly sleeved on the first screw rod (10); A second motor (14) is fixedly mounted on the mounting frame (8); a second screw rod (9) is fixedly sleeved on the output shaft of the second motor (14); a sliding block (11) is threadedly sleeved on the second screw rod (9); and a positioning plate (3) is fixedly mounted on the bottom of the sliding block (11); Through holes are provided on both sides of the positioning plate (3), and two gears (28) are rotatably mounted on the inner wall of the top of the positioning plate (3). A cross bar (15) is movably mounted in each of the two through holes. A connecting block (24) and a connecting rod (21) are fixedly mounted at both ends of the two cross bars (15). Second locking bolts (16) are threadedly mounted on the two connecting rods (21). A clamping plate (19) is rotatably mounted on one end of the two second locking bolts (16) close to each other, and a crank handle (20) is fixedly sleeved on the other end of the two second locking bolts (16). The two connecting blocks (24) are each provided with a strip hole (27), a square block (26) is slidably installed in the two strip holes (27), and a connecting rod (25) is rotatably installed between the two square blocks (26) and the corresponding gears (28); A first locking bolt (18) is threadedly mounted on one side of the positioning plate (3) adjacent to the through hole, and a double-sided rack (23) that meshes with two gears (28) is rotatably mounted on one end of the first locking bolt (18).

2. A clamping device for a drone according to claim 1, characterized in that: Two mounting blocks (6) are fixedly mounted on the bottom of the drone body (1), a same sliding rod (13) is fixedly mounted between the two mounting blocks (6), and the mounting frame (8) is slidably sleeved on the sliding rod (13).

3. The clamping device for a drone according to claim 1, characterized in that: The mounting frame (8) is provided with a slide groove, in which a sliding block fixedly connected to the sliding block (11) is slidably installed.

4. The clamping device for a drone according to claim 1, characterized in that: The other end of the first locking bolt (18) is fixedly sleeved with a knob (17).

5. The clamping device for a drone according to claim 1, characterized in that: A slide rail is fixedly mounted on the top inner wall of the positioning plate (3), and a connecting block fixedly connected to the double-sided rack (23) is slidably mounted on the slide rail.

6. The clamping device for a drone according to claim 1, characterized in that: The two cross bars (15) are sleeved with return springs (22), one end of the two return springs (22) is fixed on the corresponding cross bar (15), and the other end of the two return springs (22) is fixed on the inner wall of the corresponding through hole.

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