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CN-115626222-B - Chassis of workbin AGV

CN115626222BCN 115626222 BCN115626222 BCN 115626222BCN-115626222-B

Abstract

The invention relates to the technical field of AGV carts, and discloses a chassis of a bin AGV, which comprises a front chassis, wherein a rear chassis is movably arranged outside one side of the front chassis, driving wheels are movably arranged at two ends outside one side of the rear chassis, and one side of the front chassis and one side of the rear chassis are movably connected through two hinges. The invention can ensure that all universal wheels can land by arranging the structures such as the hinge, the front floating connecting rod bridge, the rear floating connecting rod bridge and the like, avoid the influence of the deflection of the universal wheels on the running precision of the vehicle during running, ensure that the feed box is always kept horizontal by arranging the adjusting resistor component, the adjusting power supply piece, the conducting piece and the adjusting electromagnet and cannot deviate, achieve emergency braking on the driving wheel by arranging the emergency braking plate, and effectively ensure the stability and the safety of the feed box and objects on the feed box by arranging the resistance film, the fixed cavity box, the fixed sleeve and the resistance magnetic block under the certain deviation degree.

Inventors

  • XIANG WEIFENG
  • Ding Bobing
  • WANG LEI

Assignees

  • 安徽宇锋智能科技有限公司

Dates

Publication Date
20260505
Application Date
20220919

Claims (6)

  1. 1. The chassis of the bin AGV comprises a front chassis (1) and is characterized in that a rear chassis (2) is movably mounted outside one side of the front chassis (1), driving wheels (3) are movably mounted at two ends outside one side of the rear chassis (2), one side of the front chassis (1) and one side of the rear chassis (2) are movably connected through two hinges (4), a battery (5) is fixedly mounted on the top surface of the rear chassis (2), bin shelf fixing mechanisms (6) are movably mounted above the top of the front chassis (1) and the top of the rear chassis (2), a front floating connecting rod bridge (7) is fixedly mounted inside one end of the front chassis (1), a rear floating connecting rod bridge (8) is fixedly mounted inside one end of the rear chassis (2), a bin (9) is movably mounted above the top of the bin fixing mechanisms (6), a fixing plate (10) is fixedly mounted inside the driving wheels (3), the fixing plate (10) is positioned above the top of the hinges (4), a lifting shaft (11) is fixedly mounted at the top end of the fixing plate (10), a lifting shaft (11) is fixedly mounted at the top of the lifting shaft (12), a movable plate (13), an adjusting resistor assembly (15) is fixedly arranged on the surfaces of the bottoms of the two ends of the movable transverse plate (12), an adjusting power supply piece (16) is fixedly arranged at the top of the two ends of the bin shelf fixing mechanism (6), the adjusting power supply piece (16) is positioned outside one side of the adjusting resistor assembly (15), a conducting piece (17) is fixedly arranged outside the other side of the adjusting resistor assembly (15), the conducting piece (17) is positioned at the top of the bin shelf fixing mechanism (6), an adjusting electromagnet (18) positioned inside the bin shelf fixing mechanism (6) is fixedly arranged on the two sides of the supporting rod (14), a guide rod (19) is fixedly arranged at the bottom end of the supporting rod (14), an emergency braking plate (20) is movably sleeved on the surface of the guide rod (19), a resistance film (21) is fixedly arranged at the surfaces of the two ends of the adjusting plate (13), a fixed cavity box (22) is fixedly arranged at the bottom end of the resistance film (21), a fixed sleeve (23) is fixedly arranged in the inner cavity of the fixed cavity box (22), a resistance block (24) is movably arranged in the middle of the fixed sleeve (23), and a driving wheel (25) is fixedly sleeved on one side of the driving wheel (3); the adjusting plate (13) has magnetism, the magnetism of the adjusting plate (13) and the magnetism displayed by the adjusting electromagnet (18) are in a repulsive state after being electrified, the adjusting plate (13) and the supporting rod (14) are movably connected through a hinge part, and the movable transverse plate (12) and the lifting shaft (11) are also movably connected through a hinge.
  2. 2. The chassis of a bin AGV according to claim 1 wherein said movable cross plate (12) is shaped like a Chinese character 'shan' and said adjusting plate (13) is shaped like a rectangle.
  3. 3. The chassis of a bin AGV according to claim 1 wherein said adjusting resistor assembly (15) is composed of a plurality of resistor elements, and the resistor values of the resistor elements are sequentially increased from top to bottom, the contacts are mounted on both sides of each resistor element of said adjusting resistor assembly (15), the contacts are fixedly mounted on one side surface of said adjusting resistor assembly (15) facing said adjusting power element (16), the contacts are fixedly mounted on both side surfaces of said conducting element (17), the shape, size and arrangement sequence of the contacts of said adjusting resistor assembly (15), said adjusting power element (16) and said conducting element (17) are mutually adapted, and the arrangement sequence and position distance of the contacts between the three of said adjusting resistor assembly (15), said adjusting power element (16) and said conducting element (17) are satisfied, when one of the contacts on both sides of said adjusting resistor assembly (15) is contacted with one of the contacts on both sides of said adjusting power element (16) and said conducting element (17), the other contacts are in a staggered state, said one side of said conducting element (17) is contacted with said conducting element (16), said conducting element (17) is contacted with the outside of said adjusting power element (16), and said conducting element (17) is contacted with said other side of said electromagnet (16), said electromagnet assembly (17) is contacted with said other side of said electromagnet assembly (17) and said electromagnet assembly is contacted with said electromagnet assembly (17) and said electromagnet assembly, the conducting piece (17) and the regulating electromagnet (18) are in a series circuit state, and the initial position of the regulating resistor assembly (15) is positioned above the horizontal positions of the top surfaces of the regulating power supply piece (16) and the conducting piece (17), namely, the initial regulating resistor assembly (15) is not contacted with the regulating power supply piece (16) and the conducting piece (17).
  4. 4. The chassis of the bin AGV according to claim 1 wherein the emergency braking plate (20) is in a semicircular arc shape, the bending radian value of the emergency braking plate (20) is matched with the outer surface radian value of the driving wheel (3), the outer surface of the emergency braking plate (20) is coated with magnetic paint, magnetism of the emergency braking plate (20) and magnetism generated after the adjusting electromagnet (18) is electrified are in a repulsive state, and a rough wear-resistant layer is arranged on the inner surface of the emergency braking plate (20).
  5. 5. The base plate of the AGV of the feed box according to claim 1, wherein the resistance film (21) is rectangular, the surface of the resistance film (21) is elastic, the fixing sleeve (23) is cylindrical, a chute matched with the outer surface of the resistance magnet (24) is formed in the surface of the inner side wall of the fixing sleeve (23), the resistance magnet (24) is formed by two parts, the upper part is semicircular, the lower part is cylindrical, the resistance magnet (24) has magnetism, the magnetism at the bottom end of the resistance magnet (24) and the magnetism displayed after the adjusting electromagnet (18) is electrified are in a repulsive state, the surface of the resistance film (21) is not provided with magnetism isolation, and the surfaces of the fixing cavity box (22) and the fixing sleeve (23) are provided with magnetism isolation.
  6. 6. The chassis of an AGV according to claim 1 wherein the movable cross plate (12), the adjusting plate (13), the adjusting resistor assembly (15), the adjusting power supply piece (16), the conducting piece (17), the adjusting electromagnet (18), the resistance film (21), the fixed cavity box (22), the fixed sleeve (23) and the resistance magnet (24) are all distributed in a bilateral symmetry mode, and the total number of the resistance films (21) is eight and are uniformly distributed on the surfaces on the left side and the right side of the adjusting plate (13).

Description

Chassis of workbin AGV Technical Field The invention relates to the technical field of AGV carts, in particular to a chassis of an AGV of a feed box. Background The existing AGV trolley is provided with an electromagnetic or optical automatic navigation device, can run along a specified navigation path, has safety protection and various carrying and moving functions, is mainly controlled by a computer, an electric control device, a magnetic induction SENSOR, a laser reflecting plate and other components, and consists of a chassis, a driving wheel, a front and back floating connecting rod bridge, a bin shelf fixing mechanism, a battery, a motor, universal wheels and other components, and is driven to rotate by controlling the motor so as to drive the driving wheel to rotate in combination with the azimuth rotation of the universal wheels at the front and back ends under the driving of the driving wheel, so that the AGV trolley can drive the bin to freely rotate and transport at three hundred sixty degrees, and the running functions such as straight running, turning and steering are realized. The chassis of current AGV dolly generally can be in the bottom of the unsteady connecting rod bridge in front and back set up four fixed universal wheels for support chassis and auxiliary drive wheel rotate the adjustment, current AGV chassis drive adopts the shock attenuation formula more, but when ground roughness is general, then can appear the universal wheel and leave at random or contact ground, thereby appear influencing the problem of AGV automobile body navigation precision. Disclosure of Invention Aiming at the defects of the prior AGV trolley in the use process, the invention provides a chassis of a bin AGV, which has the advantages that the chassis adopts a front-back sectional structure, adopts partial three fulcrums, ensures that four universal wheels and two driving wheels can land, and solves the technical problems in the prior art. The invention provides a chassis of a bin AGV, which comprises a front chassis, wherein a rear chassis is movably arranged outside one side of the front chassis, driving wheels are movably arranged at two ends outside one side of the rear chassis, one side of the front chassis and one side of the rear chassis are movably connected through two hinges, a battery is fixedly arranged on the top end surface of the rear chassis, a bin shelf fixing mechanism is movably arranged above the top ends of the front chassis and the rear chassis, a front floating connecting rod bridge is fixedly arranged inside one end of the front chassis, a rear floating connecting rod bridge is fixedly arranged inside one end of the rear chassis, and a bin is movably arranged above the top end of the bin shelf fixing mechanism. Preferably, the inboard fixed mounting of drive wheel has the fixed plate, and the fixed plate is located the top of hinge, the top mid-mounting of fixed plate has the lift axle, the top movable mounting of lift axle has the movable diaphragm, the inboard fixed mounting in both ends of movable diaphragm has the regulating plate, the middle part swing joint of regulating plate has branch, the both ends bottom surface mounting of movable diaphragm has the regulation resistance module, the both ends top fixed mounting of workbin goods shelves fixed establishment has the regulation power spare, and the regulation power spare is located the outside of one side of regulation resistance module, the outside fixed mounting of opposite side of regulation resistance module has the conducting part, and the conducting part is located workbin goods shelves fixed establishment's top, the both sides fixed mounting of branch has the regulation electro-magnet that is located workbin goods shelves fixed establishment, the bottom fixed mounting of branch has the guide bar, the surface activity of guide bar has cup jointed emergency brake board, the both ends fixed mounting of resistance film has the fixed chamber box, the inside fixed mounting of fixed chamber box has the fixed cover, the fixed motor middle part fixed cover has the fixed block of fixed resistance, drive wheel fixed cover one side. Preferably, the movable cross plate is in a shape like a Chinese character 'shan', the adjusting plate is in a rectangular shape, the adjusting plate has magnetism, the magnetism of the adjusting plate and the magnetism displayed after the adjusting electromagnet is electrified are in a repulsive state, the adjusting plate is movably connected with the supporting rod through the hinge part, and the movable cross plate is also movably connected with the lifting shaft through the hinge. Preferably, the adjusting resistor assembly comprises a plurality of resistor elements, the resistance value that the resistor elements had is the state of increasing gradually from top to bottom, the contact is all installed to the both sides of every resistor element of adjusting resistor assembly, the one side of adjusting