Jacking device for AGV

Abstract

The jacking device for the AGV comprises a trolley body, a rotary lifting mechanism, a trolley locking mechanism and a quick dismounting mechanism, and the trolley locking mechanism comprises a clamping pipe, a clamping rod, a clamping frame, a convex-concave frame, a convex-concave groove and a tightening spring. The quick dismounting mechanism comprises a spiral pipe, a thrust bearing, a push pipe, a circular truncated cone block, an unlocking block and a circular groove, the rotary lifting mechanism comprises a side plate, a middle frame, a telescopic air cylinder, a rotary plate and a movable plate, through the arrangement of the telescopic air cylinder, the rotary plate and the movable plate, the lifting and rotating functions of the trolley can be achieved, and the flexibility and adaptability of the trolley are improved; according to the quick dismounting mechanism, the clamping rod can be stably locked in the clamping pipe through the convex-concave frame, the convex-concave groove and the tightening spring, safety and reliability in the lifting process are guaranteed, and the quick dismounting mechanism is more flexible and efficient through spiral movement between the spiral pipe and the clamping pipe.

Description

Technical Field

[0001] The utility model relates to the technical field of lifting, and more specifically, to a lifting device for an AGV trolley. Background Art

[0002] The lifting device of the AGV is an important functional component, which is mainly used to realize the automatic loading and unloading of goods. The lifting device enables the AGV to have the ability to automatically load and unload goods. It is one of the key technologies for AGV to be applied in logistics, production and other fields. According to different application scenarios, the lifting device also has single-arm, double-arm, roller and other types, which can flexibly realize the automatic handling of various goods.

[0003] In the existing technology, firstly, some devices cannot realize the lifting and rotating functions of the trolley, which reduces the flexibility and adaptability of the trolley. During use, the trolley is difficult to adapt to the operation requirements of different heights and angles, which limits its application scenarios. Secondly, during the lifting and rotation process of the trolley of some devices, the connections may loosen or fall off, affecting the safety of use. Finally, when some devices need to repair the trolley or replace parts, the disassembly process is complicated, which increases the maintenance cost and time. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the problems existing in the prior art, the utility model provides a lifting device for an AGV trolley to solve the technical problems mentioned in the background technology, such as the inability to realize the lifting and rotating functions of the trolley and the inability to quickly repair or replace the trolley.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a jacking device for an AGV trolley, comprising a trolley body, a rotating lifting mechanism, a trolley locking mechanism and a quick disassembly mechanism, wherein the trolley locking mechanism comprises a clamping tube, a clamping rod, a clamping frame, a convex and concave frame, a convex and concave groove and a tightening spring, the clamping rod can be movably extended into the interior of the clamping tube, the convex and concave groove is arranged at the top end of the clamping rod, one end of the clamping frame passes through the clamping tube, and one end of the clamping frame extending into the clamping interior is provided with a convex and concave frame, the convex and concave frame can be extended into the convex and concave groove to fix the clamping rod in the clamping tube, and the clamping frame is connected to the outer wall of the clamping tube with a tightening spring, and the quick disassembly mechanism comprises a spiral tube, a thrust bearing, a push tube, a frustum block, an unlocking block and a circular groove, the spiral tube and the push tube are cooperatively installed on the outer wall of the clamping tube, the thrust bearing is cooperatively installed between the spiral tube and the push tube, multiple groups of frustum blocks are installed at the bottom of the push tube, the unlocking block is installed on one side of the clamping frame, the circular groove is arranged on the unlocking block, and the frustum block extends into the circular groove to push the convex and concave frame out of the convex and concave groove.

[0008] The utility model is further configured as follows: the rotating lifting mechanism includes side panels, a middle frame, a telescopic cylinder, a rotating plate and a movable plate; the side panels are symmetrically mounted on both sides of the device, and the middle frame is connected between the two groups of side panels; one end of the telescopic cylinder is movably arranged in cooperation with the middle frame, and the bottom of the rotating plate is movably arranged in cooperation with the other end of the telescopic cylinder; the two groups of movable plates are movably mounted on both sides of the rotating plate, and one end of the movable plate is movably connected to the side panel, and one end of the clamping rod is fixedly connected to the bottom end of the rotating plate. The configuration of the rotating lifting mechanism can realize the lifting and rotating functions of the trolley, thereby improving the flexibility and adaptability of the trolley.

[0009] The utility model is further configured that a bottom frame is provided on the middle frame, and one end of the telescopic cylinder is movably connected to the bottom frame.

[0010] The utility model is further configured such that a top frame is provided at the top of the telescopic cylinder, the telescopic cylinder is movably connected to the top frame, the top frame is fixedly mounted on the bottom of the movable plate, and the configuration of the bottom frame and the top frame enhances the connection stability between the telescopic cylinder and the middle frame and the movable plate.

[0011] The utility model is further configured such that a bottom support plate is provided at the bottom of the side plate, and the trolley body is installed on the top end surface of the movable plate. The configuration of the bottom support plate provides stable bottom support for the entire device.

[0012] The utility model is further configured such that mounting plates are provided at both ends of the trolley body, a fixed bottom plate is provided at the bottom of the clamping tube, and the clamping tube is mounted on the mounting plate through the fixed bottom plate. The setting of the fixed bottom plate provides an installation method for the trolley body and enhances the stability of the overall structure.

[0013] The utility model is further configured that a spiral track is provided on the side of the clamping tube, and a groove corresponding to the spiral tube is provided on the inner wall of the spiral tube. The spiral movement between the spiral tube and the clamping tube makes the quick disassembly mechanism more flexible and efficient.

[0014] The utility model is further configured such that the inner wall of the push tube and the outer wall of the clamping tube are provided with a limit guide that cooperates with each other, and the inner wall of the push tube and the outer wall of the clamping tube adopt a limit guide design that cooperates with each other to ensure the smooth sliding of the push tube on the clamping tube and improve the operating stability of the device.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a lifting device for an AGV trolley, which has the following beneficial effects:

[0017] The utility model is provided with a rotating lifting mechanism, which can realize the lifting and rotating functions of the trolley through the arrangement of the side panels, the middle frame, the telescopic cylinder, the rotating plate and the movable plate, thereby improving the flexibility and adaptability of the trolley and enabling it to adapt to the operation requirements of different heights and angles. The arrangement of the bottom frame and the top frame enhances the connection stability between the telescopic cylinder and the middle frame and the movable plate, thereby ensuring the stability of the lifting process.

[0018] The utility model is provided with a trolley locking mechanism. Through the arrangement of the clamping tube, the clamping rod, the clamping frame, the convex and concave frame, the convex and concave grooves and the tightening spring, the clamping rod can be firmly locked in the clamping tube, thereby ensuring the safety and reliability of the lifting process and preventing the clamping rod and the clamping tube from loosening or falling off. The arrangement of the tightening spring provides an automatic resetting function of the locking mechanism, making the locking process more convenient.

[0019] The utility model is provided with a quick disassembly mechanism, and the clamping rod can be conveniently and quickly disassembled from the clamping tube through the arrangement of the spiral tube, the thrust bearing, the push tube, the truncated cone block, the unlocking block and the circular groove. The spiral movement between the spiral tube and the clamping tube makes the quick disassembly mechanism more flexible and efficient. The arrangement of the thrust bearing reduces the friction resistance between the spiral tube and the push tube, and improves the stability of the disassembly process. The cooperation of the truncated cone block and the circular groove realizes the pushing of the convex and concave frame by the unlocking block, thereby releasing the clamping rod from the clamping tube. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the device in the present utility model when it is not in use;

[0021] Figure 2 It is a schematic diagram of the overall structure of the device in different viewing angles of the present invention;

[0022] Figure 3 It is a structural schematic diagram of the installation method of the small and medium-sized vehicle of the utility model;

[0023] Figure 4 This is a schematic diagram of the structure of the locking mechanism and quick disassembly mechanism of the small and medium-sized vehicle of the utility model;

[0024] Figure 5 The utility model is a schematic diagram of the internal structure of the locking mechanism and the quick disassembly mechanism of the small and medium-sized vehicle.

[0025] In the figure: 1. trolley body; 2. clamping tube; 3. clamping rod; 4. clamping frame; 5. convex and concave frame; 6. convex and concave groove; 7. tightening spring; 8. spiral tube; 9. thrust bearing; 10. push tube; 11. frustum block; 12. unlocking block; 13. circular groove; 14. side plate; 15. middle frame; 16. telescopic cylinder; 17. rotating plate; 18. movable plate; 19. bottom frame; 20. top frame; 21. bottom support plate; 22. mounting plate; 23. fixed bottom plate; 24. spiral rail. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0029] See also Figure 1-5 A lifting device for an AGV trolley comprises a trolley body 1, a rotating lifting mechanism, a trolley locking mechanism and a quick disassembly mechanism. The trolley locking mechanism comprises a clamping tube 2, a clamping rod 3, a clamping frame 4, a convex-concave frame 5, a convex-concave groove 6 and a tightening spring 7. The clamping rod 3 can be movably extended into the interior of the clamping tube 2. The convex-concave groove 6 is arranged at the top of the clamping rod 3. One end of the clamping frame 4 passes through the clamping tube 2. One end of the clamping frame 4 extending into the clamping interior is provided with a convex-concave frame 5. The convex-concave frame 5 can be extended into the convex-concave groove 6 to fix the clamping rod 3 in the clamping tube 2. The tightening frame 4 is connected to the outer wall of the clamping tube 2 with a tightening spring 7, and the quick disassembly mechanism includes a spiral tube 8, a thrust bearing 9, a push tube 10, a truncated cone block 11, an unlocking block 12 and a circular groove 13. The spiral tube 8 and the push tube 10 are installed in cooperation on the outer wall of the clamping tube 2, and the thrust bearing 9 is installed between the spiral tube 8 and the push tube 10. Multiple groups of truncated cone blocks 11 are installed at the bottom of the push tube 10, and the unlocking block 12 is installed on one side of the clamping frame 4. The circular groove 13 is set on the unlocking block 12, and the truncated cone block 11 extends into the circular groove 13 to push the convex and concave frame 5 out of the convex and concave groove 6.

[0030] In this embodiment, the trolley is locked on the rotating plate 17 by the trolley locking mechanism. The clamping rod 3 extends into the clamping tube 2 under the action of external force, and the clamping frame 4 passes through the clamping tube 2 and extends into the interior. The convex-concave frame 5 at its end extends into the convex-concave groove 6 at the top of the clamping rod 3 under the action of the tightening spring 7, and the clamping rod 3 is fixed in the clamping tube 2. The tightening spring 7 connects the clamping frame 4 and the outer wall of the clamping tube 2 to provide a locking force so that the convex-concave frame 5 and the convex-concave groove 6 remain engaged. When the mechanism needs to be quickly disassembled, During operation, the spiral tube 8 is rotated to engage with the spiral track 24 on the outer wall of the clamping tube 2 through the groove on its inner wall, and the push tube 10 is driven to move up and down along the wall of the clamping tube 2 through the thrust bearing 9, and the frustum block 11 at the bottom of the push tube 10 moves accordingly. When disassembly is required, the frustum block 11 extends into the circular groove 13 on the unlocking block 12 on the side of the clamping frame 4, and the frustum block 11 pushes the convex and concave frame 5 out of the convex and concave groove 6, overcoming the force of the tightening spring 7, realizing rapid disassembly, and then unlocking the trolley and the rotating plate 17.

[0031] The rotating lifting mechanism includes side panels 14, a middle frame 15, a telescopic cylinder 16, a rotating plate 17 and a movable plate 18. The side panels 14 are symmetrically installed on both sides of the device, and the middle frame 15 is connected between the two groups of side panels 14. One end of the telescopic cylinder 16 is movably arranged in cooperation with the middle frame 15, and the bottom of the rotating plate 17 is movably arranged in cooperation with the other end of the telescopic cylinder 16. Two groups of movable plates 18 are movably installed on both sides of the rotating plate 17, and one end of the movable plate 18 is movably connected to the side panel 14, and one end of the clamping rod 3 is fixedly connected to the bottom end of the rotating plate 17.

[0032] When the telescopic cylinder 16 works, one end of it moves on the bottom frame 19 on the middle frame 15, and the other end drives the rotating plate 17 to move up and down. The rotating plate 17 drives the movable plates 18 on both sides to rotate around the side plates 14 to realize the rotation function. One end of the movable plate 18 is movably connected to the side plate 14, and drives the trolley body 1 installed on its top surface to rise and fall and rotate.

[0033] See also Figure 1-5 As a supplementary implementation of an AGV trolley lifting device for a rotating lifting mechanism, a trolley locking mechanism and a quick disassembly mechanism: a bottom frame 19 is provided on the middle frame 15, and one end of the telescopic cylinder 16 is movably connected to the bottom frame 19, a top frame 20 is provided at the top of the telescopic cylinder 16, and the telescopic cylinder 16 is movably connected to the top frame 20, and the top frame 20 is fixedly mounted on the bottom of the movable plate 18, and a bottom supporting plate 21 is provided at the bottom of the side plate 14, and the trolley body 1 is mounted on the top surface of the movable plate 18, and mounting plates 22 are provided at both ends of the trolley body 1, and a fixed bottom plate 23 is provided at the bottom of the clamping tube 2, and the clamping tube 2 is mounted on the mounting plate 22 through the fixed bottom plate 23, and a spiral rail 24 is provided on the side of the clamping tube 2, and a groove corresponding to the spiral tube 8 is provided on the inner wall of the spiral tube 8, and the inner wall of the push tube 10 and the outer wall of the clamping tube 2 are mutually matched limit guide settings.

[0034] More specifically, the bottom frame 19 and the top frame 20 are movably connected to the two ends of the telescopic cylinder 16 respectively, so as to enhance the connection stability between the telescopic cylinder 16 and the middle frame 15 and the movable plate 18. The bottom plate is installed at the bottom of the side plate 14 to provide a mounting platform for the trolley body 1 and enhance the stability of the overall structure. The mounting plate 22 and the fixed bottom plate 23 are used to install the card tube 2 on the trolley body 1 for easy disassembly and maintenance. The setting of the spiral rail 24 and the groove realizes the spiral movement between the spiral tube 8 and the card tube 2, so that the quick disassembly mechanism is more flexible and efficient. The inner wall of the push tube 10 and the outer wall of the card tube 2 adopt a mutually coordinated limit guide design to ensure the smooth sliding of the push tube 10 on the card tube 2 and improve the operation stability of the device.

[0035] In summary, when the overall equipment is in use or in operation: when the operation of the rotating lifting mechanism is required, when the telescopic cylinder 16 works, one end of it moves on the bottom frame 19 on the middle frame 15, and the other end drives the rotating plate 17 to move up and down, and the rotating plate 17 drives the movable plates 18 on both sides to rotate around the side plates 14 to realize the rotation function. One end of the movable plate 18 is movably connected to the side plate 14, and drives the trolley body 1 installed on its top surface to rise and fall and rotate.

[0036] When the trolley locking mechanism is in operation, the trolley is locked on the rotating plate 17 through the trolley locking mechanism, and the clamping rod 3 extends into the clamping tube 2 under the action of external force, and the clamping frame 4 passes through the clamping tube 2 and extends into the interior, and the convex-concave frame 5 at its end extends into the convex-concave groove 6 at the top of the clamping rod 3 under the action of the tightening spring 7, fixing the clamping rod 3 in the clamping tube 2, and the tightening spring 7 connects the clamping frame 4 and the outer wall of the clamping tube 2 to provide a locking force to keep the convex-concave frame 5 engaged with the convex-concave groove 6.

[0037] When the quick disassembly mechanism is required, the spiral tube 8 is rotated to engage with the spiral track 24 on the outer wall of the clamping tube 2 through the groove on its inner wall, and the push tube 10 is driven to move up and down along the wall of the clamping tube 2 through the thrust bearing 9, and the frustum block 11 at the bottom of the push tube 10 moves accordingly. When disassembly is required, the frustum block 11 extends into the circular groove 13 on the unlocking block 12 on the side of the clamping frame 4, and the frustum block 11 pushes the convex and concave frame 5 out of the convex and concave groove 6, overcoming the force of the tightening spring 7, realizing quick disassembly, and then unlocking the trolley and the rotating plate 17.

[0038] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can 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 lifting device for an AGV trolley, comprising a trolley body (1), a rotating lifting mechanism, a trolley locking mechanism and a quick disassembly mechanism, wherein: The trolley locking mechanism comprises a clamping tube (2), a clamping rod (3), a clamping frame (4), a convex-concave frame (5), a convex-concave groove (6) and a tightening spring (7); the clamping rod (3) can be movably extended into the interior of the clamping tube (2); the convex-concave groove (6) is arranged at the top end of the clamping rod (3); one end of the clamping frame (4) passes through the clamping tube (2); one end of the clamping frame (4) extending into the clamping interior is provided with a convex-concave frame (5); the convex-concave frame (5) can be extended into the convex-concave groove (6) to fix the clamping rod (3) in the clamping tube (2); the clamping frame (4) and the outer wall of the clamping tube (2) are connected with a tightening spring (7); The quick disassembly mechanism comprises a spiral tube (8), a thrust bearing (9), a push tube (10), a truncated cone block (11), an unlocking block (12) and a circular groove (13); the spiral tube (8) and the push tube (10) are mounted on the outer wall of a clamping tube (2); the thrust bearing (9) is mounted between the spiral tube (8) and the push tube (10); a plurality of truncated cone blocks (11) are mounted on the bottom of the push tube (10); the unlocking block (12) is mounted on one side of a clamping frame (4); the circular groove (13) is arranged on the unlocking block (12); the truncated cone block (11) extends into the circular groove (13) to push the convex-concave frame (5) out of the convex-concave groove (6).

2. The AGV trolley lifting device according to claim 1 is characterized in that: The rotary lifting mechanism comprises side plates (14), a middle frame (15), a telescopic cylinder (16), a rotary plate (17) and a movable plate (18); the side plates (14) are symmetrically mounted on both sides of the device, and the middle frame (15) is connected between two groups of side plates (14); one end of the telescopic cylinder (16) is movably arranged in cooperation with the middle frame (15); the bottom of the rotary plate (17) is movably arranged in cooperation with the other end of the telescopic cylinder (16); the two groups of movable plates (18) are movably mounted on both sides of the rotary plate (17), and one end of the movable plate (18) is movably connected to the side plate (14); and one end of the clamping rod (3) is fixedly connected to the bottom end of the rotary plate (17).

3. The jacking device for an AGV according to claim 2 is characterized in that: A bottom frame (19) is provided on the middle frame (15), and one end of the telescopic cylinder (16) is movably connected to the bottom frame (19).

4. The jacking device for an AGV according to claim 2 is characterized in that: A top frame (20) is provided at the top of the telescopic cylinder (16), the telescopic cylinder (16) is movably connected to the top frame (20), and the top frame (20) is fixedly mounted on the bottom of the movable plate (18).

5. The jacking device for an AGV according to claim 2 is characterized in that: A bottom support plate (21) is provided at the bottom of the side plate (14), and the trolley body (1) is mounted on the top end surface of the movable plate (18).

6. The jacking device for an AGV according to claim 1 is characterized in that: The two ends of the trolley body (1) are provided with mounting plates (22), the bottom of the clamping tube (2) is provided with a fixed bottom plate (23), and the clamping tube (2) is mounted on the mounting plates (22) via the fixed bottom plate (23).

7. The jacking device for an AGV according to claim 1 is characterized in that: A spiral track (24) is provided on the side of the clamping tube (2), and a groove corresponding to the spiral tube (8) is provided on the inner wall of the spiral tube (8).

8. The jacking device for an AGV according to claim 1 is characterized in that: The inner wall of the push tube (10) and the outer wall of the clamping tube (2) are provided with mutually matching limiting guides.

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