Automatic guided vehicle (AGV) with efficient carrying function

Abstract

The utility model relates to the technical field of AGVs, in particular to an efficient carrying AGV which comprises a vehicle body, moving wheels are symmetrically installed on the two sides of the vehicle body front and back, a door-shaped frame is installed on one side of the upper end of the vehicle body, and a pair of threaded rods is symmetrically and vertically installed between the inner top wall of the door-shaped frame and the upper wall of the vehicle body. A supporting plate which the threaded rod penetrates through and is in threaded connection with the door-shaped frame is longitudinally and slidably connected into the door-shaped frame, a lifting assembly connected with the threaded rod is installed at the lower end of the supporting plate, and an infrared sensor is installed in the center of the bottom end of the supporting plate. Compared with the prior art, the lifting device has the advantages that the rotating shaft is driven to rotate through the lifting assembly, namely the double-end motor, so that the bevel gear II and the bevel gear I rotate, the threaded rotating cylinder rotates on the threaded rod, the threaded rotating cylinder drives the supporting plate to ascend and descend, the supporting plate descends to a low position to take and place goods, a crawling ladder is not needed for carrying the goods, use is convenient, and cost is low. And the carrying efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of AGV trolleys, in particular to an AGV trolley for efficient transportation. Background Art

[0002] AGV (Automated Guided Vehicle) is one of the commonly used automation equipment in logistics warehousing. Its function is to replace manual labor and realize automatic transportation and handling of goods. AGV is characterized by wheeled movement. Compared with walking, crawling or other non-wheeled mobile robots, it has the advantages of fast movement, high work efficiency, simple structure, strong controllability and good safety.

[0003] Existing AGV carts are usually equipped with multi-layer placement boards on the body, through which a large amount of goods can be placed and transported. However, the position of the placement boards cannot be moved, which makes it inconvenient to place goods on or take goods off higher placement boards. Ladders need to be used for transportation, which is more troublesome and reduces transportation efficiency. Utility Model Content

[0004] 1. Technical Problems Solved

[0005] The technical problem to be solved by the utility model is that the multi-layer placement plates on the existing AGV trolley cannot be raised or lowered, which makes it inconvenient to take and place goods on the higher placement plates, thereby reducing the handling efficiency.

[0006] 2. Technical Solution

[0007] In order to solve the above technical problems, the technical solution provided by the utility model is: an AGV cart for efficient transportation, including a car body, movable wheels are symmetrically installed on both sides of the car body, a portal frame is installed on one side of the upper end of the car body, a pair of threaded rods are symmetrically and vertically installed between the top wall of the portal frame and the upper wall of the car body, a support plate with threaded rods passing through and threadedly connected is longitudinally slidably connected in the portal frame, a lifting assembly connected to the threaded rods is installed at the lower end of the support plate, and an infrared sensor is installed at the center of the bottom end of the support plate.

[0008] Furthermore, the lifting assembly includes a threaded rotating cylinder with a bearing installed at the bottom end of the support plate, the threaded rod passes through the threaded rotating cylinder and is threadedly connected to the threaded rotating cylinder, a bevel gear 1 is sleeved and fixed on the threaded rotating cylinder, a double-headed motor is installed at the bottom end of the support plate, the output ends of the double-headed motor are respectively connected to rotating shafts, and a bevel gear 2 meshing with bevel gear 1 is fixed to the end of the rotating shaft.

[0009] Furthermore, a pair of bearing seats through which a rotating shaft passes and which are bearing-connected are installed at the bottom end of the support plate.

[0010] Furthermore, the support plate is provided with a plurality of equidistant rectangular through holes.

[0011] Furthermore, an isolation plate is installed at the rear end of the portal frame, and a control panel electrically connected to the lifting assembly and the infrared sensor is installed at the front end of the vehicle body.

[0012] 3. Beneficial Effects

[0013] The advantages of the utility model compared with the prior art are:

[0014] 1. The lifting assembly, i.e., the double-headed motor drives the shaft to rotate, thereby rotating the bevel gear 2 and the bevel gear 1, so that the threaded drum rotates on the threaded rod, and the threaded drum drives the support plate to rise and fall, so that the support plate is lowered to a low place to pick up and place goods, and there is no need to use a ladder to carry goods. It is easy to use and improves the handling efficiency.

[0015] 2. When the support plate descends through the lifting assembly, the infrared sensor senses the object below and transmits the signal to the control panel. When the lower end of the support plate is about to touch the object below, the lifting assembly is controlled to stop through the control panel to prevent collision. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall cross-sectional structural diagram of the utility model.

[0017] Figure 2 It is a structural diagram of the lifting component of the utility model.

[0018] Figure 3 It is a control panel installation structure diagram of the utility model.

[0019] As shown in the figure: 1. Car body; 2. Moving wheel; 3. Door frame; 4. Threaded rod; 5. Support plate; 501, rectangular through hole; 6. Lifting assembly; 7. Infrared sensor; 8. Threaded drum; 9. Bevel gear one; 10. Double-headed motor; 11. Rotating shaft; 12. Bevel gear two; 13. Bearing seat; 14. Isolation plate; 15. Control panel. DETAILED DESCRIPTION

[0020] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.

[0021] Embodiment 1

[0022] Combined with Figure 1An AGV trolley for efficient transportation includes a body 1, with moving wheels 2 symmetrically installed on both sides of the body 1, a portal frame 3 is installed on one side of the upper end of the body 1, and a pair of threaded rods 4 are symmetrically and vertically installed between the top wall of the portal frame 3 and the upper wall of the body 1, and a support plate 5 through which the threaded rod 4 passes and is threadedly connected is longitudinally slidably connected in the portal frame 3, and a lifting component 6 connected to the threaded rod 4 is installed at the lower end of the support plate 5.

[0023] Combined with Figure 2 The lifting assembly 6 includes a threaded rotating cylinder 8 with a bearing installed at the bottom end of the support plate 5. The threaded rod 4 passes through the threaded rotating cylinder 8 and is threadedly connected to it. A bevel gear 9 is sleeved and fixed on the threaded rotating cylinder 8. A double-headed motor 10 is installed at the bottom end of the support plate 5. The output ends of the double-headed motor 10 are respectively connected to a rotating shaft 11. The end of the rotating shaft 11 is fixed with a bevel gear 2 12 meshing with the bevel gear 9.

[0024] Through the above structure, when the lifting assembly 6 is in use, the double-headed motor 10 drives the rotating shaft 11 to rotate, thereby rotating the bevel gear 2 12, thereby rotating the bevel gear 1 9 meshing with the bevel gear 2 12, thereby rotating the threaded drum 8 on the threaded rod 4, thereby causing the threaded drum 8 to drive the support plate 5 to rise and fall, making it convenient to take and place goods on the support plate 5.

[0025] Combined with Figure 2 A pair of bearing seats 13 are installed at the bottom end of the support plate 5, through which the rotating shaft 11 passes and is bearing-connected, so that the rotating shaft 11 can rotate stably, thereby making the bevel gear 2 12 and the bevel gear 1 9 mesh stably.

[0026] Combined with Figure 2 The support plate 5 is provided with a plurality of equidistant rectangular through holes 501 to reduce the weight of the support plate 5 and facilitate the transportation of goods.

[0027] Combined with Figure 3 An isolation plate 14 is installed at the rear end of the door frame 3 to prevent the user from hitting the internal operating structure of the lifting assembly 6 and getting injured.

[0028] Combined with Figure 3 An infrared sensor 7 is installed at the center of the bottom end of the support plate 5, and a control panel 15 electrically connected to the lifting component 6 and the infrared sensor 7 is installed at the front end of the vehicle body 1.

[0029] Through the above structure, when the support plate 5 descends through the lifting assembly 6, the infrared sensor 7 senses the object below and transmits the signal to the control panel 15. When the lower end of the support plate 5 is about to contact the object below, the lifting assembly 6 is controlled to stop through the control panel 15 to prevent collision.

[0030] The specific usage is as follows:

[0031] When loading goods, several support plates 5 are all located at the bottom, and the goods are placed on the uppermost support plate 5, and then the uppermost support plate 5 is driven to rise by the lifting assembly 6, and then the goods are placed on the support plate 5 of the next layer, and the above steps are repeated to realize the loading of goods; then the device is moved to the unloading place through the vehicle body 1 and the moving wheels 2, and the goods on the upper end of the vehicle body 1 are now taken off, and then the support plate 5 of the lower layer is driven to descend by the lifting assembly 6, so as to facilitate the removal of the goods thereon, and then the support plate 5 of the upper layer is driven to descend by the lifting assembly 6, and the above steps are repeated to realize the unloading of goods; it is convenient to take and put the goods on the higher support plate 5, and there is no need to use a ladder for transportation, which is easy to use and improves the transportation efficiency.

[0032] The above description of the utility model and its implementation methods is not restrictive. The drawings show only one implementation method of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention of the utility model, they should all fall within the protection scope of the utility model.

Claims

1. An AGV for efficient transportation, comprising a vehicle body (1), wherein moving wheels (2) are symmetrically mounted on both sides of the vehicle body (1), and the characteristics are: A portal frame (3) is installed on one side of the upper end of the vehicle body (1); a pair of threaded rods (4) are symmetrically and vertically installed between the inner top wall of the portal frame (3) and the upper wall of the vehicle body (1); a support plate (5) through which the threaded rod (4) passes and is threadedly connected is longitudinally slidably connected inside the portal frame (3); a lifting assembly (6) connected to the threaded rod (4) is installed at the lower end of the support plate (5); and an infrared sensor (7) is installed at the center of the bottom end of the support plate (5).

2. The AGV trolley for efficient transportation according to claim 1, characterized in that: The lifting assembly (6) comprises a threaded rotating cylinder (8) with a bearing mounted on the bottom end of a support plate (5); the threaded rod (4) passes through the threaded rotating cylinder (8) and is threadedly connected thereto; a bevel gear 1 (9) is sleeved and fixed on the threaded rotating cylinder (8); a double-headed motor (10) is mounted on the bottom end of the support plate (5); the output ends of both ends of the double-headed motor (10) are respectively connected to a rotating shaft (11); and a bevel gear 2 (12) meshing with the bevel gear 1 (9) is fixed at the end of the rotating shaft (11).

3. The AGV for efficient transportation according to claim 2, characterized in that: A pair of bearing seats (13) through which the rotating shafts (11) pass and are bearing-connected are installed at the bottom end of the support plate (5).

4. The AGV for efficient transportation according to claim 1, characterized in that: The support plate (5) is provided with a plurality of equidistant rectangular through holes (501).

5. The AGV for efficient transportation according to claim 1, characterized in that: An isolation plate (14) is installed at the rear end of the door frame (3), and a control panel (15) electrically connected to the lifting component (6) and the infrared sensor (7) is installed at the front end of the vehicle body (1).

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