Transport vehicle for transferring stacking machine to be switched on multiple roadways and transferring method of transport vehicle

Abstract

The invention discloses a transport vehicle capable of transferring a stacking machine to be switched on multiple roadways and a transferring method thereof.The transport vehicle comprises a ground traveling track, a plurality of roadway tracks arranged beside the ground traveling track, a vehicle body traveling mechanism capable of moving on the ground traveling track, and a plurality of conveying mechanisms arranged on the roadway tracks, the vehicle body walking mechanism is provided with a vehicle body bearing frame, the vehicle body bearing frame is provided with a vehicle-mounted stacking machine running rail used for being connected with the roadway rails, and the starting end of each roadway rail is provided with a ground rail-facing positioning table. The vehicle body bearing frame is provided with a rail alignment driving device which is used for being matched with the ground rail alignment positioning table and enabling the vehicle-mounted stacking machine operation rail to be connected with the roadway rail. According to the transport vehicle, the rail alignment precision of the roadway rail and the running rail of the vehicle-mounted stacker can be improved, the running requirement of the roadway rail stacker is met, and the stacker can be switched on the multiple roadway rails.

Description

Technical Field

[0001] The present invention relates to the technical field of logistics systems, and in particular to a transport vehicle for switching a transfer stacker on multiple lanes and a transfer method thereof. Background Art

[0002] Today, the logistics industry is developing rapidly, and the planning of logistics warehousing operation systems is becoming more and more diversified. While meeting production efficiency, the entire workshop is also maximizing the utilization rate and economic cost of equipment. In the logistics warehousing operation system, the application scenarios of the same stacker switching to multiple lanes are also gradually increasing. In the past, stackers switched lanes mostly by laying U-shaped tracks to connect track one of the first lane and track two of the second lane, allowing the stacker to turn from the first lane to the second lane along the U-shaped track. This method has the disadvantage that the stacker can only switch between adjacent lanes and cannot cross lanes to achieve long-distance lane switching, which limits the efficiency and flexibility of stackers switching lanes in logistics warehousing operation systems. Summary of the invention

[0003] The object of the present invention is to provide a transport vehicle and a transfer method for a transfer stacker that switches between multiple lanes, so as to solve the shortcomings of the prior art that the stacker can only switch between adjacent lanes and cannot cross lanes to achieve long-distance lane switching, which limits the efficiency and flexibility of the stacker switching lanes in the logistics warehousing operation system.

[0004] The present invention provides a transport vehicle for switching a transfer stacker on multiple lanes, comprising a ground vehicle track and a plurality of lane tracks arranged beside the ground vehicle track, a vehicle body running mechanism on the ground vehicle track that can move along the ground vehicle track, a vehicle body bearing frame on the vehicle body running mechanism, a vehicle-mounted stacker running track for connecting with the lane track, a ground rail positioning platform at the starting end of each lane track, and a rail driving device on the vehicle body bearing frame for cooperating with the ground rail positioning platform and connecting the vehicle-mounted stacker running track with the lane track.

[0005] As described above, a transport vehicle for switching between multiple lanes for a transfer stacker, the rail-aligning drive device includes a rail-aligning drive motor, a rail-aligning drive motor fixing seat, a rotating push rod assembly, a rail-aligning positioning rod, a rail-aligning positioning rod fixing seat, an induction switch bracket and an induction switch trigger piece, the rail-aligning drive motor fixing seat is arranged on the vehicle body carrier frame, the rail-aligning drive motor is arranged on the rail-aligning drive motor fixing seat, the rotating push rod assembly is connected to the rail-aligning drive motor, the rail-aligning positioning rod is connected to the rotating push rod assembly, the rail-aligning positioning rod fixing seat is sleeved on the rail-aligning positioning rod, the induction switch bracket is arranged above the rail-aligning positioning rod fixing seat, and the induction switch trigger piece is arranged on the rail-aligning positioning rod.

[0006] As described above, a transport vehicle for switching between multiple lanes for transferring and stacking a stacker, the ground rail positioning platform includes a positioning platform base, an adjustable positioning plate mounting seat and a square hole positioning plate, the positioning platform base is arranged on the ground at the starting end of the lane track, the adjustable positioning plate mounting seat is arranged above the positioning platform base, the square hole positioning plate is arranged on the adjustable positioning plate mounting seat, the square hole positioning plate is provided with a guide hole matching the rail positioning rod, and the protruding end head of the rail positioning rod is shaped as a square cone head.

[0007] As described above, a transport vehicle for switching a transfer stacker on multiple lanes, the vehicle body walking mechanism includes a walking beam arranged on the ground vehicle track, a walking drive motor arranged on the front end of the walking beam, a bearing seat arranged on the front and rear ends of the walking beam, a driving shaft and a driving wheel arranged on the bearing seat at the front end, a driven shaft and a driven wheel arranged on the bearing seat at the rear end, and a guide wheel group arranged at the front and rear ends of the walking beam and straddling both sides of the ground vehicle track, and a track cleaner is provided on the outer side of the guide wheel group.

[0008] As described above, a transport vehicle for transferring and stacking a stacker to switch between multiple lanes, the transport vehicle also includes a laser ranging system for detecting the position of the vehicle body walking mechanism on the ground vehicle track, and the laser ranging system includes a vehicle-mounted laser ranging sensing unit arranged on the vehicle body load-bearing frame, and a ground laser ranging reflecting unit arranged on the ground at one end of the ground vehicle track.

[0009] The transport vehicle for switching a transfer stacker on multiple lanes as described above also includes a control system for communication control, and the control system includes a vehicle-mounted wireless communication mobile unit arranged on the vehicle body load-bearing frame, a ground wireless communication fixed unit arranged on the ground at the other end of the ground driving track, a vehicle-mounted operating platform arranged on the vehicle body load-bearing frame, and a vehicle-mounted control electrical cabinet arranged on the vehicle-mounted operating platform.

[0010] In the transport vehicle for transferring a stacker to switch between multiple lanes as described above, the vehicle body bearing frame is provided with a vehicle body upper frame, and the vehicle body upper frame is provided with a cargo guide rod for guiding and supporting the stacker.

[0011] As described above, a transport vehicle for transferring a stacker and switching between multiple lanes also includes a movable stop mechanism for preventing the stacker from rushing out. The movable stop mechanism includes a movable stop driving device arranged on the vehicle body carrier frame, and a ground movable stop platform arranged beside the ground vehicle track and cooperating with the movable stop driving device.

[0012] As described above, a transport vehicle for transferring a stacker and switching between multiple lanes, the transport vehicle also includes a power supply system for providing power to the stacker and the transport vehicle, and the power supply system includes a vehicle-mounted stacker power supply busbar arranged on the vehicle body load-bearing frame, and a ground vehicle power supply busbar arranged beside the ground vehicle track.

[0013] The present invention also provides a method for transferring a transfer stacker to switch between multiple lanes, using a transport vehicle for transferring a transfer stacker to switch between multiple lanes as described above, and the steps of the transfer method are as follows:

[0014] S1: The transport vehicle movement command signal is transmitted to the vehicle-mounted wireless communication mobile unit through the ground wireless communication fixed unit, the PLC in the vehicle-mounted control cabinet receives the command and drives the travel drive motor of the vehicle body travel mechanism to work, and the travel drive motor of the vehicle body travel mechanism drives the driving wheel of the vehicle body travel mechanism to rotate, so as to drive the transport vehicle to move;

[0015] S2: Then the vehicle-mounted laser ranging sensing unit is used to perform addressing and drive the transport vehicle to stop at the position required to stop in the instruction;

[0016] S3: When the transport vehicle stops, the travel drive motor of the vehicle body travel mechanism releases the brake to release the brake in the travel direction;

[0017] S4: Then the rail driving device starts to work, the rail driving motor of the rail driving device drives the rotary push rod assembly of the rail driving device, the rotary push rod assembly of the rail driving device converts the rotary motion into linear motion, the push rod in the rotary push rod assembly of the rail driving device extends forward, the push rod of the rotary push rod assembly of the rail driving device drives the rail positioning rod of the rail driving device to extend forward, and the rail positioning rod of the rail driving device is slowly inserted into the guide hole of the square hole positioning plate;

[0018] S5: During the extension of the rail positioning rod of the rail driving device, the ground rail positioning platform corrects the position of the running track of the vehicle-mounted stacker to drive the transport vehicle to perform a micro-displacement alignment in the walking direction, with an error value of ±0.5mm, and drives the stacker from the running track of the vehicle-mounted stacker to enter the lane track to work.

[0019] Implementing the embodiments of the present invention will have the following beneficial effects:

[0020] In the present invention, the transport vehicle includes a ground vehicle track and a plurality of lane tracks arranged beside the ground vehicle track, a vehicle body running mechanism capable of moving along the ground vehicle track, a vehicle body bearing frame provided on the vehicle body running mechanism, a vehicle-mounted stacker running track for connecting with the lane track provided on the vehicle body bearing frame, a ground track alignment platform provided at the beginning of each lane track, and a track alignment driving device provided on the vehicle body bearing frame for cooperating with the ground track alignment platform and connecting the vehicle-mounted stacker running track with the lane track. Through the cooperation of the ground track alignment platform and the track alignment driving device, the running track of the vehicle-mounted stacker is connected with the lane track, so that the stacker can cross the lane to realize long-distance lane switching, and improve the efficiency and flexibility of the stacker switching lanes in the logistics warehousing operation system; and through the cooperation of the ground track alignment platform and the track alignment driving device, the parking error of the stacker is reduced, and the alignment accuracy of the lane track and the running track of the vehicle-mounted stacker is ensured. Compared with the prior art, the present invention increases the diversity of equipment layout and production process planning of the logistics warehousing operation system, improves the production efficiency and equipment utilization rate of the entire logistics warehousing operation system, and has the advantages and benefits of increasing equipment production rhythm, increasing equipment utilization rate, reducing the number of equipment investments, and reducing equipment investment costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 is an example diagram of an application scenario layout of a transport vehicle according to an exemplary embodiment;

[0023] Figure 2 is an axonometric view of the entire transport vehicle (transport vehicle combined with tracks) according to an exemplary embodiment;

[0024] Figure 3 is a front view of a transport vehicle according to an exemplary embodiment;

[0025] Figure 4 is a left side view of a transport vehicle according to an exemplary embodiment;

[0026] Figure 5 is a top view of a transport vehicle according to an exemplary embodiment;

[0027] Figure 6 is an axonometric view of a transport vehicle according to an exemplary embodiment;

[0028] Figure 7 is an axonometric diagram of a rail-aligning driving device of a transport vehicle and a ground rail-aligning positioning platform according to an exemplary embodiment;

[0029] Figure 8 is an exemplary diagram showing a rail alignment action of a rail alignment driving device of a transport vehicle and a ground rail alignment positioning platform according to an exemplary embodiment;

[0030] Fig. 9 is an exemplary diagram showing a transport vehicle after completing the track alignment action according to an exemplary embodiment.

[0031] Among them: 1. Car body walking mechanism; 101. Walking beam; 102. Traveling drive motor; 103. Bearing seat; 104. Driving shaft; 105. Driving wheel; 106. Driven shaft; 107. Driven wheel; 108. Guide wheel group; 109. Track cleaner; 2. Car body bearing frame; 3. Car body upper frame; 4. Cargo guide rod; 5. Track driving device; 501. Track driving motor; 502. Track driving motor fixing seat; 503. Rotating push rod assembly; 504. Track positioning rod; 505. Track positioning rod fixing seat; 506. Induction switch bracket; 507. Induction Switch trigger piece; 6. Live gear drive device; 7. Vehicle-mounted stacker running track; 8. Vehicle-mounted stacker power busbar; 9. Vehicle-mounted laser ranging induction unit; 10. Vehicle-mounted wireless communication mobile unit; 11. Vehicle-mounted control cabinet; 12. Vehicle-mounted operating platform; 13. Ground vehicle track; 14. Ground vehicle power busbar; 15. Ground laser ranging reflective unit; 16. Ground wireless communication fixed unit; 17. Ground track positioning platform; 171. Positioning platform base; 172. Adjustable positioning plate mounting seat; 173. Square hole positioning plate; 18. Ground live gear platform; 19. Laneway track. DETAILED DESCRIPTION

[0032] 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.

[0033] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as limiting the present invention.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0036] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used in the specification of the present invention herein are only for the purpose of describing specific embodiments and are not intended to limit the present invention.

[0037] See also Figure 1-Figure 9The present invention provides a transport vehicle for switching a transfer stacker on multiple lanes, comprising a ground vehicle track 13, and a plurality of lane tracks 19 arranged beside the ground vehicle track 13, a vehicle body walking mechanism 1 that can move along the ground vehicle track 13, a vehicle body bearing frame 2 is provided on the vehicle body walking mechanism 1, and a vehicle-mounted stacker running track 7 for connecting with the lane track 19 is provided on the vehicle body bearing frame 2, and a ground rail positioning platform 17 is provided at the starting end of each of the lane tracks 19, and a rail driving device 5 is provided on the vehicle body bearing frame 2 for cooperating with the ground rail positioning platform 17 and connecting the vehicle-mounted stacker running track 7 with the lane track 19. Through the cooperation of the ground rail positioning platform 17 and the rail driving device 5, the vehicle-mounted stacker running track 7 is connected to the lane track 19, so that the stacker can cross the lane to realize long-distance lane switching, thereby improving the efficiency and flexibility of the stacker switching lanes in the logistics warehousing operation system; and through the cooperation of the ground rail positioning platform 17 and the rail driving device 5, the parking error of the stacker is reduced, and the alignment accuracy of the lane track 19 and the vehicle-mounted stacker running track 7 is guaranteed, so as to meet the system's demand for freely choosing to switch lanes according to production tasks. At the same time, in the process of the stacker switching lanes, a precise rail positioning method is adopted to ensure the reliable passability and stability of the stacker at the track docking point, thereby realizing efficient, accurate and safe transportation of the stacker.

[0038] Specifically, the vehicle body walking mechanism 1 is used to realize the walking drive of the transport vehicle; the vehicle body load-bearing frame 2 is used to realize the bearing of various structural parts on the transport vehicle, which is welded with metal steel sections, and the upper part is correspondingly designed with assembly surfaces and assembly holes, which play the role of connecting the upper parts and bearing; the rail driving device 5 is used to realize the precise alignment of different tracks when the transport vehicle transfer stacker switches lanes; the ground rail positioning platform 17 is used to realize the precise alignment of the transport vehicle's on-board track and the ground lane track 19 when the transport vehicle transfer stacker switches lanes; the ground driving track 13 is used to realize the walking support of the transport vehicle; the on-board stacker running track 7 is used to realize the walking support of the stacker when the transport vehicle is loading the stacker. In this way, through the mutual cooperation of the rail driving device 5 and the ground rail positioning platform 17, the alignment accuracy of the aisle track 19 and the vehicle-mounted stacker running track 7 can be achieved within ±0.5mm, thereby meeting the operating requirements of the aisle rail stacker, so that the stacker can switch on multiple aisle tracks 19.

[0039] See also Figure 7 and Figure 8In the present embodiment, the rail alignment driving device 5 comprises a rail alignment driving motor 501, a rail alignment driving motor fixing seat 502, a rotating push rod assembly 503, a rail alignment positioning rod 504, a rail alignment positioning rod fixing seat 505, an induction switch bracket 506, and an induction switch trigger piece 507. The rail alignment driving motor fixing seat 502 is arranged on the vehicle body carrier frame 2, the rail alignment driving motor 501 is arranged on the rail alignment driving motor fixing seat 502, the rotating push rod assembly 503 is connected to the rail alignment driving motor 501, the rail alignment positioning rod 504 is connected to the rotating push rod assembly 503, the rail alignment positioning rod fixing seat 505 is sleeved on the rail alignment positioning rod 504, the induction switch bracket 506 is arranged above the rail alignment positioning rod fixing seat 505, and the induction switch trigger piece 507 is arranged on the rail alignment positioning rod 504. Specifically, the rail driving motor fixing seat 502 is arranged on the vehicle body carrier frame 2, the rail driving motor 501 is installed on the rail driving motor fixing seat 502, the rail driving motor 501 is connected to the rotating push rod assembly 503 through a coupling, and the rotating push rod assembly 503 is connected to the rail positioning rod 504 through a connecting pin. When the rail driving motor 501 is working, it will first drive the rotating push rod assembly 503, and the rotating push rod assembly 503 will convert the rotational motion into linear motion, driving the rail positioning rod 504 to slide forward and backward in a straight line. The rail-aligning positioning rod fixing seat 505 is sleeved on the rail-aligning positioning rod 504, and a copper sleeve is installed inside the rail-aligning positioning rod fixing seat 505, and the axial hole clearance with the rail-aligning positioning rod 504 is matched, so that the rail-aligning positioning rod 504 slides forward linearly when pushed; the induction switch bracket 506 is installed above the rail-aligning positioning rod fixing seat 505, and the induction switch trigger piece 507 is installed on the rail-aligning positioning rod 504. When the rail-aligning positioning rod 504 moves linearly back and forth, the induction switch trigger piece 507 follows the linear movement. When it reaches the position of the induction switch bracket 506, the induction switch on the induction switch bracket 506 is triggered, thereby realizing electrical control to determine whether the rail is extended or retracted into place.

[0040] See also Figure 7 and Figure 8In this solution, the ground rail positioning platform 17 includes a positioning platform base 171, an adjustable positioning plate mounting seat 172 and a square hole positioning plate 173. The positioning platform base 171 is arranged on the ground at the beginning of the laneway track 19, the adjustable positioning plate mounting seat 172 is arranged above the positioning platform base 171, and the square hole positioning plate 173 is arranged on the adjustable positioning plate mounting seat 172. The square hole positioning plate 173 is provided with a guide hole that matches the rail positioning rod 504, and the shape of the protruding end head of the rail positioning rod 504 is a square cone head. Specifically, the positioning platform base 171 is fixed to the ground at the end of the laneway, and the adjustable positioning plate mounting seat 172 is installed above the positioning platform base 171. The position can be adjusted by locking with strip holes and bolts. The square hole positioning plate 173 is connected to the rear of the adjustable positioning plate mounting seat 172 by bolts. The square hole positioning plate 173 plays a guiding role. When the rail positioning rod 504 extends and inserts into the guide hole of the square hole positioning plate 173, the tangential motion of the cone surface is used to drive the transport vehicle to move slightly on the ground vehicle track 13 to eliminate the parking error; when the rail positioning rod 504 completes the extension movement and inserts into the guide of the square hole positioning plate 173, the alignment of the vehicle-mounted stacker running track 7 and the laneway track 19 is completed, and the docking and positioning of the transport vehicle and the ground laneway is completed.

[0041] See also Figures 3 to 6 In this solution, the vehicle body walking mechanism 1 includes a walking beam 101 arranged on the ground vehicle track 13, a walking drive motor 102 arranged on the front side of the walking beam 101, a bearing seat 103 arranged on the front and rear ends of the walking beam 101, a driving shaft 104 and a driving wheel 105 arranged on the bearing seat 103 at the front end, a driven shaft 106 and a driven wheel 107 arranged on the bearing seat 103 at the rear end, and a guide wheel group 108 arranged on the front and rear ends of the walking beam 101 and straddling both sides of the ground vehicle track 13, and a track cleaner 109 is provided on the outer side of the guide wheel group 108, and the lowest part of the track cleaner 109 contacts the ground vehicle track 13, thereby playing a role in cleaning foreign matter on the surface of the ground vehicle track 13. Among them, the walking beam 101, the bearing seat 103, the driving shaft 104, the driving wheel 105, the driven shaft 106 and the driven wheel 107 form a set of metal structures with rolling wheels. The walking drive motor 102 and the driving shaft 104 are matched with shaft holes and transmitted with a key connection to transmit the rotation torque, and then drive the driving wheel 105 to rotate and roll, and then drive the walking beam of the vehicle body to move forward and backward, forming the walking power of the transport vehicle.

[0042] See also Figure 1 and Figure 2In this solution, the transport vehicle further includes a laser ranging system for detecting the position of the vehicle body running mechanism 1 on the ground vehicle track 13, and the laser ranging system includes a vehicle-mounted laser ranging sensing unit 9 disposed on the vehicle body carrier 2, and a ground laser ranging reflecting unit 15 disposed on the ground at one end of the ground vehicle track 13. Specifically, the vehicle-mounted laser ranging sensing unit 9 is used to realize the walking address recognition and positioning of the transport vehicle; the ground laser ranging reflecting unit 15 is used to realize the light transmission of the laser ranging sensing unit.

[0043] See also Figure 1 and Figure 2 In this solution, the transport vehicle further includes a control system for communication control, and the control system includes a vehicle-mounted wireless communication mobile unit 10 disposed on the vehicle body carrier 2, a ground wireless communication fixed unit 16 disposed on the ground at the other end of the ground vehicle track 13, a vehicle-mounted operating platform 12 disposed on the vehicle body carrier 2, and a vehicle-mounted control electric cabinet 11 disposed on the vehicle-mounted operating platform 12. Specifically, the vehicle-mounted wireless communication mobile unit 10 is used to enable the transport vehicle to receive command signals sent by the dispatching system; the ground wireless communication fixed unit 16 is used to send command signals sent by the dispatching system; the vehicle-mounted operating platform 12 is used to realize the placement and fixation of the control electric cabinet in the transport vehicle, and to provide standing space for equipment operators; the vehicle-mounted control electric cabinet 11 is used to realize the electrical control of the transport vehicle.

[0044] See also Figures 3 to 6 In this solution, the vehicle body upper frame 3 is provided on the vehicle body carrier frame 2, and the vehicle body upper frame 3 is provided with a cargo guide rod 4 for guiding and supporting the stacker. Specifically, the vehicle body upper frame 3 and the cargo guide rod 4 are assembled and connected by bolts to form a set of metal frame structure, which plays the role of guiding and supporting the stacker.

[0045] See also Figures 3 to 6 In this solution, the transport vehicle further includes an active stop mechanism for preventing the stacker from rushing out, and the active stop mechanism includes an active stop driving device 6 disposed on the vehicle body carrier 2, and a ground active stop platform 18 disposed beside the ground vehicle track 13 and cooperating with the active stop driving device 6. Specifically, the active stop driving device 6 and the ground active stop platform 18 are used to implement blocking protection to prevent the stacker in the lane from rushing out before the transport vehicle is loaded with the stacker.

[0046] Furthermore, the live gear drive device 6 includes a live gear drive motor, a live gear drive motor fixing seat, a push rod motion assembly, an extension rod assembly, and a swing baffle assembly; wherein the live gear drive motor is fastened to the live gear drive motor fixing seat by bolts, and the output shaft of the live gear drive motor is connected to the transmission pulley of the push rod motion assembly by a key, and the transmission pulley of the push rod motion assembly drives the belt of the push rod motion assembly to perform reciprocating motion, thereby driving the push rod of the push rod motion assembly to perform linear motion.

[0047] Furthermore, the ground movable baffle platform 18 includes an movable baffle platform base, a movable baffle platform rotating shaft, a rotating swing movable baffle plate, a movable baffle plate swing connecting rod, a connecting rod extension rod, and a connecting rod extension rod sliding seat; wherein the connecting rod extension rod can slide linearly in the connecting rod extension rod sliding seat, the connecting rod extension rod is connected to the movable baffle plate swing connecting rod through a connecting pin, the movable baffle plate swing connecting rod drives the rotating swing movable baffle plate to perform rotational motion, and the rotating swing movable baffle plate realizes blocking and unlocking functions at different angles.

[0048] See also Figure 1 and Figure 2 In this solution, the transport vehicle further includes a power supply system for providing power to the stacker and the transport vehicle, and the power supply system includes a vehicle-mounted stacker power supply busbar 8 disposed on the vehicle body carrier 2, and a ground vehicle power supply busbar 14 disposed beside the ground vehicle track 13. Specifically, the vehicle-mounted stacker power supply busbar 8 is used to realize power supply to the stacker when the transport vehicle is loaded with the stacker; the ground vehicle power supply busbar 14 is used to realize power supply to the transport vehicle.

[0049] The present invention also provides a method for transferring a stacker to switch between multiple lanes, using the transport vehicle as described above, and the steps of the method are as follows:

[0050] S1: The transport vehicle movement command signal is transmitted to the vehicle-mounted wireless communication mobile unit 10 through the ground wireless communication fixed unit 16, and the PLC in the vehicle-mounted control cabinet 11 receives the command and drives the travel drive motor 102 of the vehicle body travel mechanism 1 to work, and the travel drive motor 102 of the vehicle body travel mechanism 1 drives the driving wheel of the vehicle body travel mechanism 1 to rotate, so as to drive the transport vehicle to travel;

[0051] S2: Then the vehicle-mounted laser ranging sensing unit 9 is used for addressing, and the transport vehicle is driven to stop at the position required to stop in the instruction. Since the transport vehicle is driven by friction wheels, there will be an error in the position where the transport vehicle stops, and the front and rear error values ​​are ±3mm, resulting in a misalignment between the lane track 19 and the vehicle-mounted stacker running track 7;

[0052] S3: When the transport vehicle stops, the travel drive motor 102 of the vehicle body travel mechanism 1 releases the brake to release the brake in the travel direction;

[0053] S4: Then the rail driving device 5 starts to work, the rail driving motor 501 of the rail driving device 5 drives the rotating push rod assembly 503 of the rail driving device 5, the rotating push rod assembly 503 of the rail driving device 5 converts the rotational motion into a linear motion, the push rod in the rotating push rod assembly 503 of the rail driving device 5 extends forward, the push rod of the rotating push rod assembly 503 of the rail driving device 5 drives the rail positioning rod 504 of the rail driving device 5 to extend forward, and the rail positioning rod 504 of the rail driving device 5 is slowly inserted into the guide hole of the square hole positioning plate 173;

[0054] S5: Since the head of the rail-aligning positioning rod 504 of the rail-aligning driving device 5 is in the shape of a square cone head, during the extension of the rail-aligning positioning rod 504 of the rail-aligning driving device 5, the ground rail-aligning positioning platform 17 will correct the position of the vehicle-mounted stacker running track 7, so as to drive the transport vehicle to perform a micro-displacement alignment in the walking direction, so that the error value is reduced from ±3mm to ±0.5mm, and the alignment accuracy of the laneway track 19 and the vehicle-mounted stacker running track 7 is achieved within ±0.5mm, and then the stacker is driven from the vehicle-mounted stacker running track 7 into the laneway track 19 to work, thereby completing the switching of the stacker on different laneway tracks 19.

[0055] In summary, the present invention provides a transport vehicle for switching a transfer stacker on multiple lanes and a method for transferring the stacker, which is assembled through a vehicle body walking mechanism 1, a vehicle body load frame 2, a vehicle body upper frame 3, a cargo guide rod 4, an on-board control cabinet 11, an on-board operating platform 12, etc. to form a set of electrically driven walking vehicles, and the ground vehicle electric busbar 14 is used to provide power to realize transverse movement in the front-rear direction of the ground vehicle track 13. After loading into the stacker, the stacker can be transferred to different lanes to complete the work task; at the same time, in the process of the transport vehicle transferring the stacker to different lanes, through the mutual matching operation of the rail driving device 5 and the ground rail positioning platform 17, and through the mechanism of the conical surface moving along the cross-section, the parking error is overcome, the accuracy of the rail is guaranteed, and the stacker can smoothly output the lane track 19, input the transport vehicle, output the transport vehicle, and drive into the lane track 19. Back and forth movement.

[0056] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the protection scope of the invention.

Claims

1. A transport vehicle for transferring stackers to switch between multiple lanes, characterized in that: The invention comprises a ground vehicle track (13) and a plurality of lane tracks (19) arranged beside the ground vehicle track (13); a vehicle body travel mechanism (1) capable of moving along the ground vehicle track (13); a vehicle body bearing frame (2) provided on the vehicle body travel mechanism (1); a vehicle-mounted stacker running track (7) for connecting with the lane track (19); a ground rail positioning platform (17) provided at the starting end of each lane track (19); and a rail driving device (5) provided on the vehicle body bearing frame (2) for cooperating with the ground rail positioning platform (17) and connecting the vehicle-mounted stacker running track (7) with the lane track (19).

2. A transport vehicle for switching a transfer stacker on multiple lanes according to claim 1, characterized in that: The rail-aligning driving device (5) comprises a rail-aligning driving motor (501), a rail-aligning driving motor fixing seat (502), a rotating push rod assembly (503), a rail-aligning positioning rod (504), a rail-aligning positioning rod fixing seat (505), an induction switch bracket (506) and an induction switch trigger sheet (507), wherein the rail-aligning driving motor fixing seat (502) is arranged on the vehicle body bearing frame (2), and the rail-aligning driving motor (501) is arranged on the rail-aligning driving motor fixing seat (503). 02), the rotating push rod assembly (503) is connected to the rail driving motor (501), the rail positioning rod (504) is connected to the rotating push rod assembly (503), the rail positioning rod fixing seat (505) is sleeved on the rail positioning rod (504), the induction switch bracket (506) is arranged above the rail positioning rod fixing seat (505), and the induction switch trigger sheet (507) is arranged on the rail positioning rod (504).

3. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 2 is characterized in that: The ground rail positioning platform (17) comprises a positioning platform base (171), an adjustable positioning plate mounting seat (172) and a square hole positioning plate (173); the positioning platform base (171) is arranged on the ground at the starting end of the laneway track (19); the adjustable positioning plate mounting seat (172) is arranged above the positioning platform base (171); the square hole positioning plate (173) is arranged on the adjustable positioning plate mounting seat (172); a guide hole matching the rail positioning rod (504) is provided on the square hole positioning plate (173); and the protruding end head of the rail positioning rod (504) is in the shape of a square cone head.

4. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 3 is characterized in that: The vehicle body walking mechanism (1) comprises a walking beam (101) arranged on the ground vehicle track (13), a walking drive motor (102) arranged on the front end of the walking beam (101), a bearing seat (103) arranged on the front and rear ends of the walking beam (101), a driving shaft (104) and a driving wheel (105) arranged on the bearing seat (103) at the front end, a driven shaft (106) and a driven wheel (107) arranged on the bearing seat (103) at the rear end, and a guide wheel group (108) arranged on the front and rear ends of the walking beam (101) and straddling both sides of the ground vehicle track (13), and a track cleaner (109) is provided on the outer side of the guide wheel group (108).

5. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 4, characterized in that: The transport vehicle further comprises a laser ranging system for detecting the position of the vehicle body walking mechanism (1) on the ground vehicle track (13), wherein the laser ranging system comprises a vehicle-mounted laser ranging sensing unit (9) arranged on the vehicle body support frame (2), and a ground laser ranging reflecting unit (15) arranged on the ground at one end of the ground vehicle track (13).

6. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 5, characterized in that: The transport vehicle also includes a control system for performing communication control, the control system including an on-board wireless communication mobile unit (10) arranged on the vehicle body support frame (2), a ground wireless communication fixed unit (16) arranged on the ground at the other end of the ground vehicle track (13), an on-board operating platform (12) arranged on the vehicle body support frame (2), and an on-board control cabinet (11) arranged on the on-board operating platform (12).

7. The transport vehicle for transferring stackers to switch between multiple lanes according to claim 6, characterized in that: The vehicle body bearing frame (2) is provided with a vehicle body upper frame (3), and the vehicle body upper frame (3) is provided with a cargo guide rod (4) for guiding and supporting the stacker.

8. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 6, characterized in that: The transport vehicle also includes a movable stop mechanism for preventing the stacker from rushing out, the movable stop mechanism including a movable stop driving device (6) arranged on the vehicle body carrier (2), and a ground movable stop platform (18) arranged beside the ground vehicle track (13) and cooperating with the movable stop driving device (6).

9. The transport vehicle for switching a transfer stacker on multiple lanes according to claim 6, characterized in that: The transport vehicle also includes a power supply system for providing power to the stacker and the transport vehicle, the power supply system including a vehicle-mounted stacker power supply busbar (8) arranged on the vehicle body support frame (2), and a ground vehicle power supply busbar (14) arranged beside the ground vehicle track (13).

10. A method for transferring a stacker to switch between multiple lanes, characterized in that: Using a transport vehicle that switches between multiple lanes using a transfer stacker as described in any one of claims 6-9, the steps of the transfer method are as follows: S1: The transport vehicle movement command signal is transmitted to the vehicle-mounted wireless communication mobile unit (10) through the ground wireless communication fixed unit (16), the PLC in the vehicle-mounted control cabinet (11) receives the command and drives the travel drive motor (102) of the vehicle body travel mechanism (1) to work, and the travel drive motor (102) of the vehicle body travel mechanism (1) drives the driving wheel of the vehicle body travel mechanism (1) to rotate, thereby driving the transport vehicle to move; S2: Then the vehicle-mounted laser ranging sensing unit (9) is used to perform addressing and drive the transport vehicle to stop at the position required to stop in the instruction; S3: When the transport vehicle stops, the travel drive motor (102) of the vehicle body travel mechanism (1) releases the brake to release the brake in the travel direction; S4: Then the rail driving device (5) starts to work, the rail driving motor (501) of the rail driving device (5) drives the rotating push rod assembly (503) of the rail driving device (5), the rotating push rod assembly (503) of the rail driving device (5) converts the rotational motion into linear motion, the push rod in the rotating push rod assembly (503) of the rail driving device (5) extends forward, the push rod of the rotating push rod assembly (503) of the rail driving device (5) drives the rail positioning rod (504) of the rail driving device (5) to extend forward, and the rail positioning rod (504) of the rail driving device (5) is slowly inserted into the guide hole of the square hole positioning plate (173); S5: During the extension of the rail alignment rod (504) of the rail alignment driving device (5), the ground rail alignment platform (17) corrects the position of the vehicle-mounted stacker running track (7) to drive the transport vehicle to perform a micro-displacement alignment in the walking direction, with an error value of ±0.5mm, and drives the stacker from the vehicle-mounted stacker running track (7) to enter the lane track (19) to work.

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