An AGV trolley for transporting steel coils in warehouses

Abstract

The present invention discloses an AGV trolley for transporting steel coils in a warehouse, which belongs to the technical field of steel coil storage and transportation, and comprises an AGV body, wherein the top of the AGV body has a accommodating rack for accommodating steel coils, the top of the accommodating rack is provided with a groove, and both sides of the groove have inclined ramps, the steel coils are accommodated in the grooves and blocked from sliding by the ramps. In the present invention, through the designed direction adjustment mechanism, when the steel coils are accommodated in the grooves of the accommodating rack, the output shaft of the driving motor can be rotated to drive the transmission member and the supporting wheel to rotate, the adjacent supporting wheels can be rotatably connected by the transmission shaft, and the rotating supporting wheel can drive the steel coils to be wound by winding the supporting steel belt, which is conducive to adjusting the sealing side of the steel coils toward the inner side of the bottom of the accommodating rack by rotating the steel coils, and is conducive to improving the impact resistance of the steel coils during transportation by adjusting the sealing position of the steel coils, avoiding the loosening of the sealing position of the steel coils due to the impact transmission, and improving the transportation stability.

Description

Technical Field

[0001] The invention belongs to the technical field of steel coil storage and transportation, and in particular relates to an AGV trolley for steel coil warehouse transportation. Background Art

[0002] In the metallurgical industry, with the upgrading of production automation and the deepening of intensive production, the multi-production line integration model has been gradually utilized. The logistics interaction between production lines has become more intimate and complex, which has put forward higher requirements on the stability, safety and automation level of the logistics transportation system. In the existing technology, pallet-type steel coil transport vehicles are used to transport and transfer steel coils between production lines.

[0003] The Chinese invention patent with the authorization announcement number CN109533834B discloses a steel coil transfer device between a pallet and a pallet truck transport system, which belongs to the field of steel coil transport technology. The device includes a heavy-load roller, steel coils, a pallet, a light-load roller, a dual-purpose turntable, a coil loading trolley, a pallet truck and a track; the heavy-load roller, the light-load roller, the dual-purpose turntable and the track are installed on a foundation; the pallet carrying the steel coil is on the heavy-load roller, and the empty pallet can be on the heavy-load roller or the light-load roller; the coil loading trolley is installed on the foundation and can run on its track, and the lifting device of the coil loading trolley can make vertical movements to complete the unloading of the steel coils on the pallet and put the steel coils on the empty pallet truck; the pallet truck runs on the track, and can run on one side of the dual-purpose turntable with the track and complete precise positioning. The advantage is that there is no need for an overhead crane to roll up the steel coils, and the steel coils from the pallet transport system can be automatically transported to the pallet truck transport system. However, in actual use, the steel coils are easily scratched and damaged at the side during transportation on the pallet, causing the edge position to be distorted, affecting subsequent production use. In addition, the pallet lacks means to limit the steel coils during operation, and there is a risk of displacement in the event of an accidental collision. Summary of the invention

[0004] The purpose of the present invention is to propose an AGV trolley for transporting steel coils in a warehouse in order to solve the problem that steel coils are easily scratched and damaged at the lateral position during transportation of pallets, resulting in distortion of the edge position and affecting subsequent production and use.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions:

[0006] An AGV trolley for transporting steel coils in a warehouse comprises an AGV body, a accommodating frame for accommodating steel coils is provided on the top of the AGV body, a groove is provided on the top of the accommodating frame, and inclined ramps are provided on both sides of the groove, the steel coils are accommodated in the grooves and are prevented from sliding by the ramps, a direction adjustment mechanism is provided between the ramps on both sides of the accommodating frame, the direction adjustment mechanism comprises a plurality of supporting steel belts wound on both sides of the inclined ramps, and the steel coil winding axis is rotated by winding the supporting steel belts;

[0007] A lifting mechanism for lifting the steel coil is provided at the bottom of the inner cavity of the accommodating frame, and blocking mechanisms are provided on both sides of the top of the accommodating frame away from the groove. The blocking mechanisms located on both sides of the steel coil are in contact with the outer peripheral side of the steel coil. Shielding mechanisms are provided on both sides of the side wall of the accommodating frame, and the shielding mechanisms are in contact with the side wall of the steel coil to reduce scraping damage.

[0008] As a further description of the above technical solution:

[0009] The direction adjustment mechanism also includes winding rollers wound on both sides of the supporting steel belt, and a transmission shaft is connected between multiple winding rollers in the same row, and one end of the transmission shaft is connected to a drive motor through a transmission member, and the drive motor is installed on one side of the inner cavity of the accommodating frame.

[0010] As a further description of the above technical solution:

[0011] The supporting steel belt is passed through openings on both sides of the groove ramp, and a moving frame is connected to the opening. Supporting wheels are connected to both sides of the inner cavity of the moving frame, and the supporting steel belt is passed between the supporting wheels on both sides. The contact between the supporting wheels and the supporting steel belt reduces the winding friction.

[0012] As a further description of the above technical solution:

[0013] Both sides of the moving frame are connected with electric push rods, and the other end of the electric push rod is connected to a slot body opened at one side of the inner cavity of the opening, and the contact gap of the supporting wheel is controlled by the movement of the moving frame in the opening.

[0014] As a further description of the above technical solution:

[0015] The blocking mechanism includes a blocking plate, one side of the blocking plate is connected to a rotating seat, the inner cavity of the rotating seat is rotatably connected to a connecting rod, the other end of the connecting rod is rotatably connected to another rotating seat, and one side of the other rotating seat is connected to a guide rod, the guide rod is slidably connected to a groove body opened at the top of the accommodating frame, and the groove body is connected to a guide sleeve, and the guide rod is slidably connected to the guide sleeve, an energy absorbing cover is provided on the outer wall of the guide rod, and two ends of the energy absorbing cover are respectively connected to the rotating seat at corresponding positions and corresponding positions on one side of the guide sleeve, so that the impact of the blocking plate is absorbed by the energy absorbing cover.

[0016] As a further description of the above technical solution:

[0017] The lifting mechanism includes lifting seats located on both sides of the bottom of the inner cavity of the accommodating frame, a plurality of force-bearing rollers are arranged in an array along the length direction in the lifting seat, and a connecting frame is connected between adjacent lifting seats, a third hydraulic cylinder is connected to the bottom of the connecting frame, and the third hydraulic cylinder is connected to the bottom side of the inner cavity of the accommodating frame, and the connecting frame and the force-bearing rollers are driven to move upward by the third hydraulic cylinder.

[0018] As a further description of the above technical solution:

[0019] A stabilizing rod is connected to the bottom of the force-bearing roller, and the stabilizing rod is slidably connected to a sliding hole opened at the bottom of the lifting seat. A stopper is connected to the end of the stabilizing rod, and a second spring is sleeved on the outer wall of the stabilizing rod. The two ends of the second spring are respectively connected to the stopper and corresponding positions on one side of the bottom of the lifting seat.

[0020] As a further description of the above technical solution:

[0021] The camming mechanism comprises a shielding plate, the shielding plate is sleeved on one side of the steel coil at a corresponding position, and a plurality of push plates are arranged around the side of the shielding plate away from the steel coil. A sliding rod is connected to the inner side of the push plate, and one end of the slide rod is connected to a triangular block at one end away from the push plate, and a fixing ring is sleeved between the plurality of slide rods. The triangular block is located in the fixing ring, and a moving frame is movably connected to one side of the fixing ring. The moving frame is adjustably connected to the top of the accommodating frame. A first spring is sleeved on the outer wall of the slide rod, and two ends of the first spring are respectively connected to corresponding positions of the fixing ring and one side of the push plate. A turntable is provided on one side of the moving frame for rotation, and a push block corresponding to the triangular block is provided on the outer peripheral side of the turntable, so that the push block pushes the triangular block and the push plate to move radially to unfold the shielding plate through the rotation of the turntable.

[0022] As a further description of the above technical solution:

[0023] A driving part is provided on one side of the turntable, and one side of the driving part is connected to a corresponding position on one side of the moving frame through a fixed frame. A slide groove is provided on the side of the moving frame away from the turntable, and a first hydraulic cylinder is connected to one side of the inner cavity of the slide groove. One end of the piston rod of the first hydraulic cylinder is transmission-connected to a fixed plate, and one side of the fixed plate is connected to a second hydraulic cylinder. The second hydraulic cylinder is connected to one side of the inner cavity of the accommodating frame, and the lateral position and vertical height of the shielding plate are adjusted by the second hydraulic cylinder and the first hydraulic cylinder.

[0024] As a further description of the above technical solution:

[0025] A guide rod is connected to one side of the fixing plate, a guide sleeve is arranged outside the guide rod, and the guide sleeve is connected to the top of the accommodating frame.

[0026] In summary, due to the adoption of the above technical solution, the beneficial effects of the present invention are:

[0027] 1. In the present invention, by means of the designed direction adjustment mechanism, when the steel coil is accommodated in the groove of the accommodating frame, the output shaft of the driving motor can be rotated to drive the transmission member and the supporting wheel to rotate, and the adjacent supporting wheels can be rotatably connected by the transmission shaft. The rotating supporting wheel can drive the steel coil by winding the supporting steel belt, which is beneficial to adjusting the sealing side of the steel coil toward the inner side of the bottom of the accommodating frame by rotating the steel coil, and is beneficial to improving the impact resistance of the steel coil during transportation by adjusting the sealing position of the steel coil, avoiding the impact transmission to the sealing position of the steel coil and causing it to loosen, thereby improving transportation stability.

[0028] 2. In the present invention, through the designed direction adjustment mechanism, when the steel coil is accommodated in the groove of the accommodating frame, the output shaft of the driving motor can be rotated to drive the transmission member and the supporting wheel to rotate, and the adjacent supporting wheels can be rotatably connected through the transmission shaft. The rotating supporting wheel can drive the steel coil by winding the supporting steel belt, which is beneficial to adjusting the sealing side of the steel coil toward the bottom inner side of the accommodating frame by rotating the steel coil, and is beneficial to improving the impact resistance of the steel coil during transportation by adjusting the sealing position of the steel coil, avoiding the impact transmission to the sealing position of the steel coil and causing it to loosen, thereby improving transportation stability, and the force roller moves upward to contact the side wall of the steel coil, which is beneficial to avoiding the steel coil from squeezing the bottom accommodating frame through the contact between the force roller and the bottom side of the steel coil, and is beneficial to improving the impact resistance effect.

[0029] 3. In the present invention, through the designed shielding mechanism, the fixed plate and the movable frame are driven to move by extending the piston rod of the second hydraulic cylinder, and the movement of the movable frame can drive the shielding mechanism to expand outward. At this time, the shielding plate can be driven to move to the side of the steel coil by the working extension of the first hydraulic cylinder, and the shielding plate is driven to fit and protect the side wall of the steel coil by the working reset of the second hydraulic cylinder. The side wall of the steel coil is protected by the shielding plate, and the side wall protection effect during transportation is improved. The movement of the push plate can push the shielding plate to expand radially outward, which is beneficial for the radially expanded shielding plate to adapt to the protection of the side walls of steel coils of different diameters, thereby improving the protective support effect. When the steel coil is transported to the storage position, the shielding plate can be separated from the side wall of the steel coil by moving outward through the working of the second hydraulic cylinder, and the shielding plate can be reset horizontally through the working of the first hydraulic cylinder, which is convenient for the subsequent lifting and unloading of the steel coil and improves the stability of storage and transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 This is a schematic diagram of the overall structure of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention;

[0031] Figure 2 This is a partial structural schematic diagram of an AGV trolley for steel coil warehouse transportation proposed by the present invention;

[0032] Figure 3 This is a schematic diagram of the side structure of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention;

[0033] Figure 4 This is a schematic diagram of the transverse structure of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention;

[0034] Figure 5 This is a schematic diagram of the structure of the turning mechanism of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention;

[0035] Figure 6 This is a schematic diagram of the shielding mechanism structure of an AGV trolley for steel coil warehouse transportation proposed by the present invention;

[0036] Figure 7 This is a schematic diagram of the transverse structure of a lifting mechanism of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention;

[0037] Figure 8 This is a schematic diagram of the structure of a barrier mechanism of an AGV trolley for steel coil warehouse transportation proposed by the present invention;

[0038] Fig. 9 This is a schematic diagram of the disassembled structure of an AGV trolley for transporting steel coils in a warehouse proposed by the present invention.

[0039] Legend:

[0040] 1. accommodating frame; 2. shielding mechanism; 201. shielding plate; 202. push plate; 203. slide bar; 204. first spring; 205. fixing ring; 206. triangular block; 207. rotating plate; 208. push block; 209. driving part; 210. fixing frame; 211. moving frame; 212. first hydraulic cylinder; 213. fixing plate; 214. second hydraulic cylinder; 215. guide rod; 3. blocking mechanism; 301. blocking plate; 302. rotating seat; 303. connecting rod ; 304, energy absorbing cover; 305, guide rod; 4, direction adjustment mechanism; 401, supporting steel belt; 402, moving frame; 403, electric push rod; 404, winding roller; 405, transmission shaft; 406, driving motor; 407, transmission member; 408, supporting wheel; 5, lifting mechanism; 501, lifting seat; 502, force roller; 503, second spring; 504, stabilizer bar; 505, block; 506, connecting frame; 507, third hydraulic cylinder; 6, AGV body. DETAILED DESCRIPTION

[0041] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0042] See also Figure 1-Figure 9 The present invention provides a technical solution: an AGV trolley for transporting steel coils in a warehouse, comprising an AGV body 6, a accommodating frame 1 for accommodating steel coils on the top of the AGV body 6, a groove on the top of the accommodating frame 1, and inclined ramps on both sides of the groove, the steel coils are accommodated in the grooves and blocked from sliding by the ramps, a direction adjustment mechanism 4 is provided between the ramps on both sides of the accommodating frame 1, the direction adjustment mechanism 4 comprises a plurality of supporting steel belts 401 wound on both sides of the inclined ramps, and the steel coil winding axis is rotated by winding the supporting steel belts 401;

[0043] A lifting mechanism 5 for lifting the steel coil is provided at the bottom of the inner cavity of the receiving frame 1, and blocking mechanisms 3 are provided on both sides of the top of the receiving frame 1 away from the groove. The blocking mechanisms 3 located on both sides of the steel coil are in contact with the outer peripheral side of the steel coil. Shielding mechanisms 2 are provided on both sides of the side wall of the receiving frame 1, and the shielding mechanisms 2 are in contact with the side wall of the steel coil to reduce scraping damage;

[0044] The direction adjustment mechanism 4 also includes winding rollers 404 wound on both sides of the supporting steel belt 401, and a transmission shaft 405 is connected between the winding rollers 404 in the same row, and one end of the transmission shaft 405 is connected to a driving motor 406 through a transmission member 407, and the driving motor 406 is installed on one side of the inner cavity of the accommodating frame 1;

[0045] The transmission part should be a motor with a gearbox and a transmission component to maintain a stable transmission effect;

[0046] The supporting steel belt 401 is passed through the openings opened on both sides of the groove ramp, and the openings are connected to the moving frame 402. The inner cavity of the moving frame 402 is connected to the supporting wheels 408 on both sides, and the supporting steel belt 401 is passed between the supporting wheels 408 on both sides, and the contact between the supporting wheels 408 and the supporting steel belt 401 reduces the winding friction;

[0047] Both sides of the moving frame 402 are connected to electric push rods 403, and the other end of the electric push rods 403 is connected to a slot body opened at one side of the opening inner cavity. The contact gap of the supporting wheel 408 is controlled by the movement of the moving frame 402 in the opening.

[0048] Specifically, through the designed direction adjustment mechanism 4, when the steel coil is accommodated in the groove of the accommodating frame 1, the output shaft of the driving motor 406 can be rotated to drive the transmission member and the supporting wheel 408 to rotate, and the adjacent supporting wheels 408 can be rotatably connected through the transmission shaft. The rotating supporting wheel 408 can drive the steel coil to be wound by winding the supporting steel belt 401, which is conducive to adjusting the sealing side of the steel coil toward the inner side of the bottom of the accommodating frame 1 by rotating the steel coil, and is conducive to improving the impact resistance of the steel coil during transportation by adjusting the sealing position of the steel coil, avoiding the impact transmission to the sealing position of the steel coil to cause loosening, and improving transportation stability;

[0049] Furthermore, through the designed moving frame 402 and supporting wheel 408, the electric push rod 403 can adjust the fitting effect between the supporting wheel 408 and the supporting steel belt 401 and the outside of the steel coil by shortening or extending during operation, and the supporting wheel 408 can reduce the friction force of the steel coil rotation, which is beneficial to improving the rotation driving effect of the steel coil, and during transportation, the electric push rod 403 can drive the supporting wheel 408 and the moving frame 402 to move to the inside of the storage frame 1 to avoid displacement and jumping when the steel coil moves.

[0050] See also Figure 7-Figure 8 The blocking mechanism 3 includes a blocking plate 301, one side of the blocking plate 301 is connected to a rotating seat 302, the inner cavity of the rotating seat 302 is rotatably connected to a connecting rod 303, the other end of the connecting rod 303 is rotatably connected to another rotating seat 302, and one side of the other rotating seat 302 is connected to a guide rod 305, the guide rod 305 is slidably connected to a groove body opened at the top of the accommodating frame 1, and a guide sleeve is connected to the groove body, and the guide rod 305 is slidably connected to the guide sleeve, and an energy absorbing cover 304 is provided on the outer wall of the guide rod 305, and the two ends of the energy absorbing cover 304 are respectively connected to the corresponding positions of the rotating seat 302 and the corresponding positions of one side of the guide sleeve, and the impact of the blocking plate 301 is absorbed by the energy absorbing cover 304;

[0051] The lifting mechanism 5 includes lifting seats 501 located on both sides of the bottom of the inner cavity of the accommodating frame 1, and a plurality of force rollers 502 are arranged in an array along the length direction in the lifting seats 501, and a connecting frame 506 is connected between adjacent lifting seats 501, and a third hydraulic cylinder 507 is connected to the bottom of the connecting frame 506, and the third hydraulic cylinder 507 is connected to the bottom side of the inner cavity of the accommodating frame, and the connecting frame 506 and the force roller 502 are driven to move upward by the third hydraulic cylinder 507;

[0052] A stabilizing rod 504 is connected to the bottom of the force-bearing roller 502, and the stabilizing rod 504 is slidably connected to a sliding hole opened at the bottom of the lifting seat 501. A stopper 505 is connected to the end of the stabilizing rod 504. A second spring 503 is sleeved on the outer wall of the stabilizing rod 504, and both ends of the second spring 503 are respectively connected to the stopper 505 and the corresponding positions on one side of the bottom of the lifting seat 501.

[0053] Specifically, through the designed blocking mechanism 3, when the AGV head moves on the top of the track through the bottom drive, the impact of the steel coil during movement can be fully blocked by the lateral blocking plate 301, and the blocking plate 301 can drive the rotating seat 302 to move through the movement of the rear connecting rod 303, and the movement of the rotating seat 302 connected with the guide rod 305 can squeeze the external energy absorbing cover 304, and the energy absorbing cover 304 can improve the placement stability of the steel coil by its own energy absorption effect, and the rotating seat 302 at the bottom can improve the stability of the movement of the front connecting rod 303 and the blocking plate 301 when moving outside the guide sleeve through the guide rod 305;

[0054] By means of the designed lifting mechanism 5, when the steel coil is placed inside the accommodating frame 1, the third hydraulic cylinder 507 can be extended to drive the top connecting frame 506 to move, and the movement of the connecting frame 506 can drive the lifting seats 501 on both sides and the force roller 502 to move upward, and the force roller 502 can move upward to contact the side wall of the steel coil, which is beneficial to avoid the steel coil from squeezing the bottom accommodating frame 1 through the contact between the force roller 502 and the bottom side of the steel coil, which is beneficial to improve the impact resistance effect, and when the force roller 502 contacts the steel coil, it can reduce the pressing friction of the steel coil, reduce the pressure of the supporting steel belt 401 driving the steel coil to rotate, and improve the driving effect;

[0055] Furthermore, in the process of intelligent warehousing, a corresponding traceability QR code can be adhered to the surface of the steel coil, and information collection and identification can be performed through the camera on the front surface of the AGV. After the steel coil is driven to rotate by the supporting steel belt 401, the label can be repeatedly brought close to the side of the scanning camera to improve the efficiency of information positioning.

[0056] See also Figure 4 and Figure 6 The shielding mechanism 2 includes a shielding plate 201, which is sleeved with one side of the steel coil at the corresponding position. A plurality of push plates 202 are arranged around the shielding plate 201 on the side away from the steel coil. A slide bar 203 is connected to the inner side of the push plate 202. A triangular block 206 is connected to one end of the slide bar 203 away from the push plate 202. A fixing ring 205 is sleeved between the plurality of slide bars 203. The triangular block 206 is located in the fixing ring 205. A movable frame 211 is movably connected to one side of the fixing ring 205. The movable frame 211 is adjustably connected to the top of the accommodating frame 1, and the outer wall of the slide rod 203 is sleeved with a first spring 204, and the two ends of the first spring 204 are respectively connected to the fixed ring 205 and the corresponding position of one side of the push plate 202. A rotating disk 207 is rotatably connected to one side of the movable frame 211, and a push block 208 corresponding to the triangular block 206 is provided on the outer peripheral side of the rotating disk 207. The push block 208 pushes the triangular block 206 and the push plate 202 to move radially to unfold the shielding disk 201 through the rotation of the rotating disk 207.

[0057] A driving part 209 is provided on one side of the turntable 207, and one side of the driving part 209 is connected to a corresponding position on one side of the moving frame 211 through a fixed frame 210. A sliding groove is provided on the side of the moving frame 211 away from the turntable 207. A first hydraulic cylinder 212 is connected to one side of the inner cavity of the sliding groove. One end of the piston rod of the first hydraulic cylinder 212 is connected to a fixed plate 213 in a transmission manner. A second hydraulic cylinder 214 is connected to one side of the inner cavity of the accommodating frame 1. The lateral position and vertical height of the shielding plate 201 are adjusted by the second hydraulic cylinder 214 and the first hydraulic cylinder 212.

[0058] A guide rod 215 is connected to one side of the fixing plate 213 . A guide sleeve is disposed on the outer surface of the guide rod 215 . The guide sleeve is connected to the top of the accommodating frame 1 .

[0059] Specifically, the shielding mechanism 2 is designed so that the fixed plate 213 and the mobile frame 211 can be moved by extending the piston rod of the second hydraulic cylinder 214. The movement of the mobile frame 211 can drive the shielding mechanism 2 to expand outward. At this time, the shielding plate 201 can be moved to the side of the steel coil by the working extension of the first hydraulic cylinder 212. At this time, the shielding plate 201 can be driven to fit and protect the side wall of the steel coil by the working reset of the second hydraulic cylinder 214, so that the side wall of the steel coil can be protected by the shielding plate 201, thereby improving the side wall protection effect during transportation.

[0060] Furthermore, when the shielding disk 201 is fitted, the turntable 207 can be driven to rotate by the driving part 209, wherein the driving part 209 is a conventional motor and a matching gear ring and other transmission equipment, which will not be elaborated. The rotation of the turntable 207 can push the triangular block 206 through the external push block 208. The inclined surface of the triangular block 206 can be radially moved by force when pressed, driving the push plate 202 to move. The movement of the push plate 202 can push the shielding disk 201 to expand radially outward, which is beneficial for the shielding disk 201 to adapt to the protection of the side walls of steel coils with different diameters through the radially expanded shielding disk 201, which is beneficial for improving the protective support effect. When the steel coil is transported to the storage position, the shielding disk 201 can be separated from the side wall of the steel coil by the second hydraulic cylinder 214, and the shielding disk 201 can be horizontally reset by the first hydraulic cylinder 212, so that the subsequent lifting and unloading of the steel coil can be convenient, which is beneficial for improving the stability of storage and transportation.

[0061] At the same time, the fixing portion can move on the guide sleeve at the top of the accommodating frame 1 through the guide rod 215, which is beneficial to improve the movement stability of the fixing plate 213 and avoid shaking and deviation of the shielding plate 201.

[0062] In the present invention, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance; the term "plurality" refers to two or more, unless otherwise clearly defined. The terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; "connected" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0063] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An AGV trolley for transporting steel coils in a warehouse, comprising an AGV body (6), the top of the AGV body (6) having a accommodating frame (1) for accommodating steel coils, characterized in that: The top of the accommodating frame (1) is provided with a groove, and both sides of the groove are provided with inclined ramps. The steel coil is accommodated in the groove of the accommodating frame (1) and is prevented from sliding by the ramps. A direction adjustment mechanism (4) is provided between the ramps on both sides of the accommodating frame (1). The direction adjustment mechanism (4) comprises a plurality of supporting steel belts (401) wound on both sides of the inclined ramps. The steel coil winding axis is rotated by winding the supporting steel belts (401); A lifting mechanism (5) for lifting the steel coil is provided at the bottom of the inner cavity of the accommodating frame (1); blocking mechanisms (3) are provided on both sides of the top of the accommodating frame (1) away from the groove; the blocking mechanisms (3) located on both sides of the steel coil are in contact with the outer peripheral side of the steel coil; shielding mechanisms (2) are provided on both sides of the side wall of the accommodating frame (1); the shielding mechanisms (2) are in contact with the side wall of the steel coil to reduce scraping damage; The direction adjustment mechanism (4) further comprises winding rollers (404) wound on both sides of the supporting steel belt (401), and a transmission shaft (405) is connected between the winding rollers (404) in the same row, and one end of the transmission shaft (405) is connected to a driving motor (406) via a transmission member (407), and the driving motor (406) is installed on one side of the inner cavity of the accommodating frame (1); The supporting steel belt (401) is inserted into openings formed on both sides of the groove ramp, and a moving frame (402) is connected to the openings. Supporting wheels (408) are connected to both sides of the inner cavity of the moving frame (402), and the supporting steel belt (401) is inserted between the supporting wheels (408) on both sides, so that the winding friction is reduced by the contact between the supporting wheels (408) and the supporting steel belt (401); Both sides of the moving frame (402) are connected to electric push rods (403), and the other end of the electric push rod (403) is connected to a slot body opened on one side of the inner cavity of the opening, so that the contact gap of the supporting wheel (408) is controlled by the movement of the moving frame (402) in the opening; The blocking mechanism (3) comprises a blocking plate (301), one side of the blocking plate (301) is connected to a rotating seat (302), the inner cavity of the rotating seat (302) is rotatably connected to a connecting rod (303), the other end of the connecting rod (303) is rotatably connected to another rotating seat (302), and one side of the other rotating seat (302) is connected to a guide rod (305), the guide rod (305) is slidably connected to a groove body opened at the top of the accommodating frame (1), the groove body is connected to a guide sleeve, and the guide rod (305) is slidably connected to the guide sleeve, and an energy absorbing cover (304) is sleeved on the outer wall of the guide rod (305), and the two ends of the energy absorbing cover (304) are respectively connected to the rotating seat (302) at corresponding positions and corresponding positions on one side of the guide sleeve, and the impact of the blocking plate (301) is absorbed by the energy absorbing cover (304).

2. The AGV trolley for steel coil warehouse transportation according to claim 1 is characterized in that: The lifting mechanism (5) comprises lifting seats (501) located on both sides of the bottom of the inner cavity of the accommodating frame (1); a plurality of force-bearing rollers (502) are arranged in an array along the length direction in the lifting seats (501); and a connecting frame (506) is connected between adjacent lifting seats (501); a third hydraulic cylinder (507) is connected to the bottom of the connecting frame (506); the third hydraulic cylinder (507) is connected to the bottom side of the inner cavity of the accommodating frame, and the connecting frame (506) and the force-bearing rollers (502) are driven to move upwards by the third hydraulic cylinder (507).

3. The AGV trolley for steel coil warehouse transportation according to claim 2 is characterized in that: The bottom of the force-bearing roller (502) is connected to a stabilizing rod (504), the stabilizing rod (504) is slidably connected to a sliding hole provided at the bottom of the lifting seat (501), the end of the stabilizing rod (504) is connected to a stopper (505), the outer wall of the stabilizing rod (504) is sleeved with a second spring (503), and the two ends of the second spring (503) are respectively connected to the stopper (505) and corresponding positions on one side of the bottom of the lifting seat (501).

4. The AGV trolley for steel coil warehouse transportation according to claim 1 is characterized in that: The shielding mechanism (2) comprises a shielding plate (201), the shielding plate (201) being sleeved with one side of the steel coil at a corresponding position, a plurality of push plates (202) being arranged around the side of the shielding plate (201) away from the steel coil, a sliding rod (203) being connected to the inner side of the push plate (202), a triangular block (206) being connected to one end of the slide rod (203) away from the push plate (202), a fixing ring (205) being sleeved between the plurality of slide rods (203), the triangular block (206) being located in the fixing ring (205), and a movable frame (211) being movably connected to one side of the fixing ring (205). The movable frame (211) is adjustably connected to the top of the accommodating frame (1); the outer wall of the sliding rod (203) is sleeved with a first spring (204); the two ends of the first spring (204) are respectively connected to corresponding positions of the fixing ring (205) and one side of the push plate (202); one side of the movable frame (211) is provided with a rotating disk (207) connected thereto; the outer peripheral side of the rotating disk (207) is provided with a push block (208) corresponding to the triangular block (206); the push block (208) pushes the triangular block (206) and the push plate (202) to move radially and unfold the shielding disk (201) by rotating the rotating disk (207).

5. The AGV trolley for transporting steel coils in a warehouse according to claim 4, characterized in that: A driving unit (209) is provided on one side of the turntable (207), and one side of the driving unit (209) is connected to a corresponding position on one side of the moving frame (211) through a fixed frame (210); a sliding groove is provided on a side of the moving frame (211) away from the turntable (207); a first hydraulic cylinder (212) is connected to one side of the inner cavity of the sliding groove; one end of a piston rod of the first hydraulic cylinder (212) is connected to a fixed plate (213) in a transmission manner; one side of the fixed plate (213) is connected to a second hydraulic cylinder (214); the second hydraulic cylinder (214) is connected to one side of the inner cavity of the accommodating frame (1); the shielding plate (201) is separated from the side wall of the steel coil by the outward movement of the second hydraulic cylinder (214) and is laterally reset by the operation of the first hydraulic cylinder (212).

6. The AGV trolley for transporting steel coils in a warehouse according to claim 5, characterized in that: A guide rod (215) is connected to one side of the fixing plate (213), a guide sleeve is provided on the outer cover of the guide rod (215), and the guide sleeve is connected to the top of the accommodating frame (1).

Images