AGV with telescopic fork function

Abstract

The AGV with the telescopic fork function comprises a vehicle seat, a top seat is arranged at the top end of the vehicle seat through a supporting column, two first telescopic driving pieces are rotationally installed on one side of the top end of the vehicle seat, a base frame is rotationally installed at the ends, away from the vehicle seat, of the first telescopic driving pieces, and two positioning rods are rotationally connected to the inner wall of the lower end of the base frame; a fork frame is movably connected to the inner side of the base frame, a first fork rod is arranged on the outer wall of one side of the fork frame, a second telescopic driving piece is arranged at the lower end in the first fork rod, and a linkage rod is arranged at one end of the second telescopic driving piece; the end, away from the second telescopic driving piece, of the linkage rod extends out of the first fork rod and is provided with a second fork rod. According to the AGV, goods with different lengths can be forked and carried, so that the application range of the AGV is widened, the convenience of the AGV in the transferring process is improved, and the purpose of easily forking and carrying the goods is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of logistics automation, in particular to an AGV with a telescopic fork function. Background Art

[0002] AGV is an industrial vehicle that loads goods automatically or manually, drives automatically along a set route or tows a cargo trolley to a designated location, and then loads and unloads goods automatically or manually. With the development of logistics automation, AGV is becoming more and more widely used in warehousing, logistics and other fields.

[0003] An AGV trolley with reference announcement number CN205396168U includes a body, a support frame, a hydraulic lifting rod, a support plate, universal wheels, and a folding device. At least three sets of universal wheels are arranged at the bottom of the body, and a folding device is arranged at the front section of the bottom of the body. The support plate is connected to the body through the support frame, and one end of the hydraulic lifting rod is arranged above the body, and the other end is arranged on the support frame. The AGV trolley can be folded to reduce the occupied space, and the position for placing items on the body can be raised and lowered to facilitate the loading and unloading of items. The structure is ingenious and reasonable, the design is simple, and it is easy to promote. According to the above, the existing AGV cannot adapt to goods of different sizes when forking goods due to the fixed length of the fork, resulting in low operating efficiency and even inability to complete the forking of certain goods. Therefore, it is of great practical significance to develop an AGV with a telescopic fork function to meet the forking needs of goods of different sizes. Utility Model Content

[0004] The purpose of the utility model is to provide an AGV with a telescopic fork function to solve the problem in the above background technology that the existing AGV cannot adapt to goods of different sizes when forking goods due to the fixed length of the fork, resulting in low operating efficiency and even failure to complete the forking of certain goods.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an AGV with a telescopic fork function, comprising a seat, a top seat is arranged at the top of the seat through a pillar, two first telescopic driving members are rotatably installed on one side of the top of the seat, a base frame is rotatably installed on the end of the first telescopic driving member away from the seat, two positioning rods are rotatably connected to the inner wall of the lower end of the base frame, the end of the positioning rod away from the base frame is rotatably connected to the bottom end of the seat, a fork frame is movably connected to the inner side of the base frame, a first fork rod is arranged on the outer wall of one side of the fork frame, a second telescopic driving member is arranged at the lower end inside the first fork rod, a linkage rod is arranged at one end of the second telescopic driving member, and the linkage rod extends to the outside of the first fork rod at one end away from the second telescopic driving member and is provided with a second fork rod.

[0006] Preferably, two front wheels are installed on one side of the bottom end of the seat, and two rear wheels are movably installed on the other side of the bottom end of the seat. A linkage seat is provided at the top end of the rear wheels, so that the AGV can be located on the ground for sliding transportation.

[0007] Preferably, a first motor is arranged on both sides of the top of the seat through a bracket, a worm gear mechanism is arranged at one end of the first motor, and a roller is arranged at the end of the worm gear mechanism away from the first motor, so that the roller can be driven to rotate through the worm gear mechanism.

[0008] Preferably, two lifting drive members are installed on the outer wall of the base frame close to the seat side, and the top ends of the lifting drive members are connected to the top of the fork frame. The lifting drive members are arranged to drive the fork frame to be lifted or lowered.

[0009] Preferably, limiting rails are provided on the inner walls of the first fork rods on both sides of the linkage rod, and a rail seat is slidably connected to the outer wall of one side of the limiting rail, and the outer wall of the rail seat is connected to the outer wall of the linkage rod, so that the movement range of the linkage rod can be limited by the arrangement of the rail seat and the limiting rails.

[0010] Preferably, a second motor is installed on the top of the seat between the linkage seats through a bracket, a conical tooth transmission mechanism is arranged at one end of the second motor, a gear transmission mechanism is arranged at the end of the conical tooth transmission mechanism away from the second motor, a linkage plate is arranged at the bottom end of the gear transmission mechanism through a guide shaft, both ends of the linkage plate are movably connected with the two linkage seats, and the second motor is arranged to drive the conical tooth transmission mechanism to operate.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the AGV with telescopic fork function can not only fork and carry goods of different lengths to improve the application range of the AGV, but also improve the convenience of the AGV during transportation, and achieve the purpose of facilitating the fork and carrying of goods;

[0012] (1) The second telescopic driving member drives the linkage rod to translate, so that the linkage rod drives the rail seat located on the outer wall of the limit rail to slide, so that the linkage rod drives one end of the second fork rod to translate synchronously, that is, the distance between the second fork rod and the first fork rod can be adjusted telescopically, so as to fork and carry goods of different lengths, thereby improving the application range of the AGV;

[0013] (2) The worm gear mechanism is driven by the first motor to operate, so that the worm gear mechanism drives the roller to rotate, so that the AGV has the function of automatic sliding, and then the bevel gear transmission mechanism is driven by the second motor to operate, so that the bevel gear transmission mechanism drives the linkage plate to rotate slightly through the gear transmission mechanism, so that the linkage plate drives the rear wheel to rotate slightly through the linkage seat, so that the sliding direction of the AGV can be adjusted, thereby improving the convenience of using the AGV;

[0014] (3) The fork frame is driven to rise and fall by the lifting drive member so that the fork frame is located on the inner side of the base frame and slides, thereby adjusting the height of the second fork rod. The base frame is then driven to rotate around the positioning rod by the first telescopic drive member to adjust the inclination angle of the second fork rod so that the second fork rod and the first fork rod are forked into the lower end of the cargo, thereby achieving the purpose of facilitating the fork picking and transporting of the cargo. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the front view structure of the utility model;

[0016] Figure 2 This is a side view of the fork frame structure of the utility model;

[0017] Figure 3 This is a schematic cross-sectional view of the first fork rod of the utility model;

[0018] Figure 4 For this utility model Figure 3 The enlarged structural diagram at A in the middle;

[0019] Figure 5 This is a schematic diagram of the structure of the vehicle seat of the utility model from a top view;

[0020] Figure 6 For this utility model Figure 5 Enlarged structural diagram at B in the middle.

[0021] In the figure: 1. vehicle seat; 2. top seat; 3. first motor; 4. roller; 5. second motor; 6. rear wheel; 7. front wheel; 8. base frame; 9. first telescopic drive member; 10. fork frame; 11. first fork rod; 12. second fork rod; 13. positioning rod; 14. lifting drive member; 15. second telescopic drive member; 16. linkage rod; 17. limit rail; 18. rail seat; 19. worm gear mechanism; 20. conical gear transmission mechanism; 21. gear transmission mechanism; 22. linkage plate; 23. linkage seat. DETAILED DESCRIPTION

[0022] 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. 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.

[0023] See also Figure 1-6 The utility model provides an embodiment: an AGV with a telescopic fork function, comprising a seat 1, two front wheels 7 are installed on one side of the bottom end of the seat 1, two rear wheels 6 are movably installed on the other side of the bottom end of the seat 1, and a linkage seat 23 is provided at the top of the rear wheel 6;

[0024] When in use, the rear wheels 6 are arranged so that the AGV is located on the ground for sliding transportation;

[0025] A second motor 5 is installed at the top of the vehicle seat 1 between the linkage seats 23 through a bracket, a bevel gear transmission mechanism 20 is provided at one end of the second motor 5, a gear transmission mechanism 21 is provided at the end of the bevel gear transmission mechanism 20 away from the second motor 5, a linkage plate 22 is provided at the bottom end of the gear transmission mechanism 21 through a guide shaft, and both ends of the linkage plate 22 are movably connected to the two linkage seats 23;

[0026] When in use, the second motor 5 is arranged to drive the bevel gear transmission mechanism 20 to operate;

[0027] A first motor 3 is disposed on both sides of the top of the vehicle seat 1 through a bracket, a worm gear mechanism 19 is disposed at one end of the first motor 3, and a roller 4 is disposed at one end of the worm gear mechanism 19 away from the first motor 3;

[0028] When in use, the first motor 3 is arranged so as to drive the roller 4 to rotate via the worm gear mechanism 19;

[0029] A top seat 2 is provided at the top of the seat 1 through a support column, two first telescopic driving members 9 are rotatably mounted on one side of the top of the seat 1, a base frame 8 is rotatably mounted on the end of the first telescopic driving member 9 away from the seat 1, two lifting driving members 14 are mounted on the outer wall of the base frame 8 on the side close to the seat 1, and the top of the lifting driving member 14 is connected to the top of the fork frame 10;

[0030] When in use, the lifting drive member 14 is arranged to drive the fork frame 10 to perform lifting processing;

[0031] Two positioning rods 13 are rotatably connected to the inner wall at the lower end of the base frame 8, and one end of the positioning rod 13 away from the base frame 8 is rotatably connected to the bottom end of the vehicle seat 1. A fork frame 10 is movably connected to the inner side of the base frame 8, and a first fork rod 11 is arranged on the outer wall of one side of the fork frame 10, and a second telescopic driving member 15 is arranged at the lower end inside the first fork rod 11, and a linkage rod 16 is arranged at one end of the second telescopic driving member 15. Limiting rails 17 are arranged on the inner walls of the first fork rod 11 on both sides of the linkage rod 16, and a rail seat 18 is slidably connected to the outer wall of one side of the limiting rail 17, and the outer wall of the rail seat 18 is connected to the outer wall of the linkage rod 16;

[0032] When in use, the rail seat 18 and the limit rail 17 are arranged so as to limit the movement range of the linkage rod 16;

[0033] One end of the linkage rod 16 away from the second telescopic driving member 15 extends to the outside of the first fork rod 11 and is provided with the second fork rod 12 .

[0034] When the embodiment of the present application is in use, the worm gear mechanism 19 is first driven by the first motor 3 to operate, so that the worm gear mechanism 19 drives the roller 4 to rotate, so that the AGV has the function of automatic transfer, and then the conical gear transmission mechanism 20 is driven by the second motor 5 to operate, so that the conical gear transmission mechanism 20 drives the linkage plate 22 to rotate slightly through the gear transmission mechanism 21, so that the linkage plate 22 drives the rear wheel 6 to rotate slightly through the linkage seat 23, so that the moving direction of the AGV can be adjusted, and then the fork frame 10 is driven to rise and fall by the lifting drive member 14, so that the fork frame 10 is located on the inner side of the base frame 8 to slide. The height of the second fork rod 12 can be adjusted, and then the first telescopic driving member 9 drives the base frame 8 to rotate around the positioning rod 13, so that the inclination angle of the second fork rod 12 can be adjusted to facilitate fork picking and transportation of goods. Finally, the second telescopic driving member 15 drives the linkage rod 16 to translate, so that the linkage rod 16 drives the rail seat 18 to slide on the outer wall of the limiting rail 17, so that the linkage rod 16 drives one end of the second fork rod 12 to translate synchronously, and the distance between the second fork rod 12 and the first fork rod 11 can be telescopically adjusted to facilitate fork picking and transportation of goods of different sizes, thereby completing the use of the AGV.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0036] Although the present invention has been described above with reference to the embodiments, various modifications may be made thereto and parts thereof may be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention may be used in combination with each other in any manner, and the fact that these combinations are not exhaustively described in this specification is only for the sake of omitting space and saving resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. An AGV with telescopic fork function, characterized in that: The invention comprises a vehicle seat (1), wherein a top seat (2) is arranged at the top of the vehicle seat (1) through a support, two first telescopic driving members (9) are rotatably mounted on one side of the top of the vehicle seat (1), a base frame (8) is rotatably mounted on the end of the first telescopic driving member (9) away from the vehicle seat (1), two positioning rods (13) are rotatably connected to the inner wall of the lower end of the base frame (8), one end of the positioning rod (13) away from the base frame (8) is rotatably connected to the bottom end of the vehicle seat (1), a fork frame (10) is movably connected to the inner side of the base frame (8), a first fork rod (11) is arranged on the outer wall of one side of the fork frame (10), a second telescopic driving member (15) is arranged at the lower end inside the first fork rod (11), a linkage rod (16) is arranged at one end of the second telescopic driving member (15), and the linkage rod (16) extends to the outside of the first fork rod (11) at one end away from the second telescopic driving member (15) and is provided with a second fork rod (12).

2. The AGV with telescopic fork function according to claim 1, characterized in that: Two front wheels (7) are installed on one side of the bottom end of the seat (1), and two rear wheels (6) are movably installed on the other side of the bottom end of the seat (1), and a linkage seat (23) is provided at the top end of the rear wheels (6).

3. The AGV with telescopic fork function according to claim 1, characterized in that: A first motor (3) is arranged on both sides of the top of the vehicle seat (1) via a bracket, a worm gear mechanism (19) is arranged at one end of the first motor (3), and a roller (4) is arranged at one end of the worm gear mechanism (19) away from the first motor (3).

4. The AGV with telescopic fork function according to claim 1, characterized in that: Two lifting drive members (14) are installed on the outer wall of the base frame (8) on the side close to the vehicle seat (1), and the top ends of the lifting drive members (14) are connected to the top of the fork frame (10).

5. The AGV with telescopic fork function according to claim 1, characterized in that: Limiting rails (17) are arranged on the inner walls of the first fork rods (11) on both sides of the linkage rod (16), and a rail seat (18) is slidably connected to the outer wall of one side of the limiting rail (17), and the outer wall of the rail seat (18) is connected to the outer wall of the linkage rod (16).

6. The AGV with telescopic fork function according to claim 2, characterized in that: A second motor (5) is mounted on the top of the vehicle seat (1) between the linkage seats (23) via a bracket, a conical gear transmission mechanism (20) is arranged at one end of the second motor (5), a gear transmission mechanism (21) is arranged at the end of the conical gear transmission mechanism (20) away from the second motor (5), a linkage plate (22) is arranged at the bottom end of the gear transmission mechanism (21) via a guide shaft, and both ends of the linkage plate (22) are movably connected to the two linkage seats (23).

Images