Heavy-load lifting AGV mechanism

Abstract

The utility model relates to the technical field of AGVs, in particular to a heavy-load lifting AGV mechanism which comprises a main body, a lifting mechanism, a bearing plate and a weighing assembly, the bearing plate is connected with the main body through the lifting mechanism, the lifting mechanism drives the bearing plate to move, and the weighing assembly comprises a pressure sensor, an abutting plate, a guide component, a display screen, a fixing component and a fixing plate. The number of the pressure sensors is two, the two pressure sensors are fixedly connected with the bearing plate and located on the side, away from the main body, of the bearing plate, the abutting plate is connected with the bearing plate through the guide component, the guide component limits movement of the abutting plate, the abutting plate abuts against the pressure sensors, and the display screen is fixedly connected with the main body. The pressure sensor is arranged on one side of the main body close to the bearing plate and is electrically connected with the pressure sensor; the fixing plate and the abutting plate are connected through the fixing component, the fixing component drives the fixing plate to move, the condition of the goods can be monitored in the ascending process, and then the condition that the goods roll over is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of AGVs, in particular to a heavy-load lifting AGV mechanism. Background Art

[0002] In the prior art, a scissor mechanism is usually set on the AGV body to achieve the purpose of lifting. During the movement of the scissor mechanism, the angle α between its support rod and the horizontal plane will change with the movement of the scissor mechanism, which results in the torque required by the scissor mechanism at the initial stage of lifting being much greater than the torque when lifting to the top. However, in order to achieve the purpose of lifting during use, a motor that can meet the torque at the initial stage is required, resulting in a waste of motor power.

[0003] In the existing patent technology CN114380234B, a heavy-loaded backpack lifting AGV is recorded to include: a load-bearing plate, which is arranged on the AGV body; and a lifting device, which is arranged on the AGV body, which includes: a scissor mechanism, which is arranged on the AGV body; and a driving mechanism, which is arranged on the AGV body, which includes: a driving plate, which is arranged on the AGV body; a slide plate, which is arranged on the AGV body, and its first side is connected to the second side of the bottom of the scissor mechanism, and the second side is provided with a guide surface for moving the slide plate away from the driving plate; and a driving component, which is arranged on the AGV body, and is used to drive the driving plate to reciprocate between the first working position and the second working position. The heavy-loaded backpack lifting AGV provided by the present invention has a simple structure, is relatively labor-saving, has a high service life of the driving component, and avoids waste of motor power.

[0004] During the lifting process of the equipment, the load-bearing plate will vibrate, causing the cargo to move and shake, which in turn causes the center of gravity of the cargo to be unstable. The existing equipment is unable to monitor the status of the cargo during lifting, making it easy for the cargo to tip over during the lifting process, which in turn causes damage to the cargo. Utility Model Content

[0005] The utility model aims to provide a heavy-load lifting AGV mechanism, which solves the problem that the existing equipment cannot monitor the status of goods during lifting, so that the goods are prone to tipping over during the lifting process, thereby causing damage to the goods.

[0006] To achieve the above-mentioned purpose, the utility model provides a heavy-load lifting AGV mechanism, including a main body, a lifting mechanism, a load-bearing plate and a weighing assembly, the load-bearing plate is connected to the main body through the lifting mechanism, the lifting mechanism drives the load-bearing plate to move, the weighing assembly includes a pressure sensor, an abutment plate, a guide member, a display screen, a fixing member and a fixing plate, the number of the pressure sensors is two, the two pressure sensors are fixedly connected to the load-bearing plate, and are both located on the side of the load-bearing plate away from the main body, the abutment plate is connected to the load-bearing plate through the guide member, the guide member limits the movement of the abutment plate, the abutment plate is abutted against the pressure sensor, the display screen is fixedly connected to the main body, and is located on the side of the main body close to the load-bearing plate, and is electrically connected to the pressure sensor; the fixing plate is connected to the abutment plate through the fixing member, and the fixing member drives the fixing plate to move.

[0007] Wherein, the guiding member includes a mounting seat and a guide rod, the mounting seat is fixedly connected to the load-bearing plate and is located on the side of the load-bearing plate close to the pressure sensor; the guide rod is fixedly connected to the mounting seat and is located on the side of the mounting seat away from the load-bearing plate and is connected to the abutment plate.

[0008] Wherein, the fixed component includes a support frame, a mounting tube and a rotating element, the support frame is fixedly connected to the abutment plate and is located on a side of the abutment plate away from the mounting seat; the mounting tube is fixedly connected to the support frame and is located on a side of the support frame away from the abutment plate; the fixed plate and the mounting tube are connected via the rotating element, and the rotating element drives the fixed plate to move.

[0009] Wherein, the rotating element includes a threaded rod and a rotating ring, the threaded rod is rotatably connected to the mounting tube, is located on the inner side of the mounting tube, and is connected to the fixed plate; the rotating ring is fixedly connected to the threaded rod, and is located on the side of the threaded rod away from the fixed plate.

[0010] Among them, the fixing component also includes a mounting base and a telescopic rod, the mounting base is fixedly connected to the support frame and is located on a side of the support frame close to the mounting tube; the telescopic rod is fixedly connected to the mounting base and is located on a side of the mounting base away from the support frame and is connected to the fixing plate.

[0011] The utility model provides a heavy-load lifting AGV mechanism, wherein the two pressure sensors are installed on both sides above the load-bearing plate by bolts, the abutment plate is installed on the load-bearing plate by a guide member, and the abutment plate is abutted against the pressure sensors, and the guide member is used to prevent the abutment plate from being excessively tilted, thereby ensuring stability during transportation, the display screen is installed on the main body, and the data of the two pressure sensors are displayed on the display screen to determine whether the goods are moving or shaking, the fixed plate is installed on the abutment plate by the fixing member, and the fixed plate is driven to move by the fixing member, and the fixed plate is used to enable the goods to be placed in the center of the abutment plate, thereby reducing the movement and shaking of the goods. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art are briefly introduced below.

[0013] Figure 1 It is a schematic diagram of the overall structure of a heavy-load lifting AGV mechanism of the first embodiment of the utility model.

[0014] Figure 2 It is a schematic diagram of the installation of the pressure sensor and the abutment plate of the first embodiment of the utility model.

[0015] Figure 3 It is a schematic diagram of the installation of the installation base and the telescopic rod of the second embodiment of the utility model.

[0016] In the figure: 100-main body, 101-load-bearing plate, 102-pressure sensor, 103-abutment plate, 104-display screen, 105-fixing plate, 106-mounting seat, 107-guide rod, 108-support frame, 109-mounting cylinder, 110-threaded rod, 111-rotating ring, 212-mounting base, 213-telescopic rod. DETAILED DESCRIPTION

[0017] Embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, but should not be understood as limiting the present invention.

[0018] The first embodiment of the present application is:

[0019] See also Figure 1 and Figure 2 , Figure 1 This is a schematic diagram of the overall structure of a heavy-load lifting AGV mechanism of the first embodiment of the utility model. Figure 2It is a schematic diagram of the installation of the pressure sensor and the abutment plate of the first embodiment of the utility model.

[0020] The utility model provides a heavy-load lifting AGV mechanism, including a main body 100, a lifting mechanism (not shown in the figure), a load-bearing plate 101 and a weighing assembly, wherein the weighing assembly includes a pressure sensor 102, an abutment plate 103, a guide member, a display screen 104, a fixing member and a fixing plate 105, wherein the guide member includes a mounting seat 106 and a guide rod 107, and the fixing member includes a support frame 108, a mounting cylinder 109 and a rotating element, wherein the rotating element includes a threaded rod 110 and a rotating ring 111. This solution solves the problem that the existing equipment cannot monitor the state of the goods during lifting, which makes the goods easily tip over during the lifting process, thereby causing damage to the goods, and can also ensure that the fixing plate 105 will not rotate during the movement.

[0021] According to this specific embodiment, the load-bearing plate 101 is connected to the main body 100 through the lifting mechanism, and the lifting mechanism drives the load-bearing plate 101 to move. The main body 100 and the lifting mechanism are both the AGV main body 100 and the lifting device recorded in the existing patent technology CN114380234B, a heavy-load backpack lifting AGV. The load-bearing plate 101 is installed on the main body 100 through the lifting mechanism, and the load-bearing plate 101 is driven to move up and down by the lifting mechanism, so that the load-bearing plate 101 moves when the cargo is lifted. Through this solution, it is possible to monitor the condition of the cargo during the lifting process, thereby avoiding the cargo from tipping over.

[0022] Among them, the number of the pressure sensors 102 is two, the two pressure sensors 102 are fixedly connected to the load-bearing plate 101, and are both located on the side of the load-bearing plate 101 away from the main body 100, the abutment plate 103 is connected to the load-bearing plate 101 through the guide member, the guide member limits the movement of the abutment plate 103, the abutment plate 103 is in abutment with the pressure sensor 102, the display screen 104 is fixedly connected to the main body 100, and is located on the side of the main body 100 close to the load-bearing plate 101, and is electrically connected to the pressure sensor 102; the fixed plate 105 is connected to the abutment plate 103 through the fixed member, and the fixed member drives the fixed plate 105 to move, the pressure sensor 102 is a sensor recorded in the existing patent technology CN201637466U weight sensor, and the two pressure sensors 102 are installed by bolts Installed on both sides above the load-bearing plate 101, the abutment plate 103 is installed on the load-bearing plate 101 through a guide member, and the abutment plate 103 is abutted against the pressure sensor 102. The guide member is used to prevent the abutment plate 103 from being excessively tilted, thereby ensuring stability during transportation. The display screen 104 is a display screen recorded in the existing patent technology CN116504146ALED display screen. The display screen 104 is installed on the main body 100, and the data of the two pressure sensors 102 are displayed by the display screen 104 to determine whether the goods are moving or shaking. The fixed plate 105 is installed on the abutment plate 103 through the fixing member, and the fixed plate 105 is driven to move by the fixing member. The fixed plate 105 enables the goods to be placed in the center of the abutment plate 103, thereby reducing the movement and shaking of the goods.

[0023] Secondly, the mounting seat 106 is fixedly connected to the load-bearing plate 101 and is located on a side of the load-bearing plate 101 close to the pressure sensor 102; the guide rod 107 is fixedly connected to the mounting seat 106 and is located on a side of the mounting seat 106 away from the load-bearing plate 101 and is connected to the abutment plate 103. The mounting seat 106 is installed on a side of the load-bearing plate 101 close to the pressure sensor 102 by bolts, and the guide rod 107 is installed on the mounting seat 106 by a threaded structure, and the abutment plate 103 passes through the guide rod 107, so that the abutment plate 103 is prevented from excessive tilting by the guide rod 107.

[0024] At the same time, the support frame 108 is fixedly connected to the abutment plate 103 and is located on a side of the abutment plate 103 away from the mounting seat 106; the mounting tube 109 is fixedly connected to the support frame 108 and is located on a side of the support frame 108 away from the abutment plate 103; the fixed plate 105 is connected to the mounting tube 109 through the rotating element, and the rotating element drives the fixed plate 105 to move, the support frame 108 is mounted on the abutment plate 103 by bolts, the mounting tube 109 is mounted on the support frame 108 by welding, the mounting tube 109 is supported by the support frame 108, the rotating element is mounted on the mounting tube 109, the fixed plate 105 is mounted on the mounting tube 109 through the rotating element, and the position of the fixed plate 105 is adjusted by the rotating element so that the fixed plate 105 can position goods of different sizes.

[0025] In addition, the threaded rod 110 is rotatably connected to the mounting tube 109, is located on the inner side of the mounting tube 109, and is connected to the fixing plate 105; the rotating ring 111 is fixedly connected to the threaded rod 110, and is located on the side of the threaded rod 110 away from the fixing plate 105; the threaded rod 110 is rotatably mounted on the mounting tube 109, and the mounting tube 109 has a threaded hole that cooperates with the threaded rod 110, so that the threaded rod 110 can rotate in the mounting tube 109, and the fixing plate 105 is rotatably mounted on one end of the threaded rod 110, and the rotating ring 111 is installed on the end of the threaded rod 110 away from the fixing plate 105 by bolts, and the threaded rod 110 can be rotated more labor-savingly by the rotating ring 111, and the position of the fixing plate 105 can be adjusted by rotating the threaded rod 110, so that the fixing plate 105 can position goods of different sizes.

[0026] When using a heavy-load lifting AGV mechanism of the present embodiment, the rotating ring 111 is first rotated to rotate the threaded rod 110, thereby adjusting the position of the fixed plate 105 so that the cargo is located at the center of the abutment plate 103. At this time, the two pressure sensors 102 transmit the pressure they are subjected to to the display screen 104. When the cargo is lifted, the change in the value of the pressure sensor 102 is observed. When the value fluctuates greatly, the cargo is in an unstable state and the lifting should be stopped immediately, thereby avoiding the cargo from tipping over.

[0027] The second embodiment of the present application is:

[0028] Based on the first embodiment, please refer to Figure 3 , Figure 3 It is a schematic diagram of the installation of the installation base and the telescopic rod of the second embodiment of the utility model.

[0029] The fixing member of this embodiment further includes a mounting base 212 and a telescopic rod 213 .

[0030] Among them, the mounting base 212 is fixedly connected to the support frame 108 and is located on a side of the support frame 108 close to the mounting tube 109; the telescopic rod 213 is fixedly connected to the mounting base 212 and is located on a side of the mounting base 212 away from the support frame 108, and is connected to the fixed plate 105. The mounting base 212 is installed on the support frame 108 by bolts, one end of the telescopic rod 213 is installed on the mounting base 212 by bolts, and the other end is installed on the fixed plate 105 by bolts. Through the cooperation of the threaded rod 110 and the telescopic rod 213, the fixed plate 105 cannot rotate, so that the fixed plate 105 can move stably.

[0031] Using a heavy-load lifting AGV mechanism of this embodiment, when the threaded rod 110 rotates, the threaded rod 110 drives the fixed plate 105 to move, and at the same time the telescopic rod 213 telescopes and follows the movement of the fixed plate 105, thereby ensuring the stability of the fixed plate 105.

[0032] What is disclosed above is only one or more preferred embodiments of the present application, and cannot be used to limit the scope of rights of the present application. Ordinary technicians in this field can understand that all or part of the processes of implementing the above embodiments and equivalent changes made according to the claims of the present application are still within the scope covered by the present application.

Claims

1. A heavy-load lifting AGV mechanism, comprising a main body, a lifting mechanism and a load-bearing plate, wherein the load-bearing plate is connected to the main body through the lifting mechanism, and the lifting mechanism drives the load-bearing plate to move, characterized in that: Also included is a weighing assembly; The weighing assembly includes a pressure sensor, an abutment plate, a guide member, a display screen, a fixed member and a fixed plate. There are two pressure sensors, which are fixedly connected to the load-bearing plate and are both located on the side of the load-bearing plate away from the main body. The abutment plate is connected to the load-bearing plate through the guide member, and the guide member limits the movement of the abutment plate. The abutment plate abuts against the pressure sensor. The display screen is fixedly connected to the main body and is located on the side of the main body close to the load-bearing plate and is electrically connected to the pressure sensor. The fixed plate is connected to the abutment plate through the fixed member, and the fixed member drives the fixed plate to move.

2. The heavy-load lifting AGV mechanism according to claim 1, characterized in that: The guide member includes a mounting seat and a guide rod. The mounting seat is fixedly connected to the load-bearing plate and is located on a side of the load-bearing plate close to the pressure sensor; the guide rod is fixedly connected to the mounting seat and is located on a side of the mounting seat away from the load-bearing plate and is connected to the abutment plate.

3. The heavy-load lifting AGV mechanism according to claim 2, characterized in that: The fixed component includes a support frame, a mounting cylinder and a rotating element. The support frame is fixedly connected to the abutment plate and is located on a side of the abutment plate away from the mounting seat; the mounting cylinder is fixedly connected to the support frame and is located on a side of the support frame away from the abutment plate; the fixed plate is connected to the mounting cylinder via the rotating element, and the rotating element drives the fixed plate to move.

4. The heavy-load lifting AGV mechanism according to claim 3, characterized in that: The rotating element includes a threaded rod and a rotating ring. The threaded rod is rotatably connected to the mounting tube, is located on the inner side of the mounting tube, and is connected to the fixed plate. The rotating ring is fixedly connected to the threaded rod and is located on a side of the threaded rod away from the fixed plate.

5. The heavy-load lifting AGV mechanism according to claim 3, characterized in that: The fixing member also includes a mounting base and a telescopic rod. The mounting base is fixedly connected to the support frame and is located on a side of the support frame close to the mounting tube; the telescopic rod is fixedly connected to the mounting base and is located on a side of the mounting base away from the support frame and is connected to the fixing plate.

Images