Heavy-load rotatable stacking machine

Abstract

The embodiment of the utility model provides a heavy-load rotatable stacking machine, and relates to the technical field of lithium battery baking. The problems that a battery clamp is single in transportation mode and low in transportation efficiency are solved. The heavy-load rotatable stacking machine comprises a ground rail, a walking trolley, a lifting stand column assembly, a lift car middle frame and a rotary supporting assembly. The ground rail is transversely arranged. The walking trolley is movably arranged on the ground rail and is used for translating along the ground rail; the lifting stand column assembly is fixed to the walking trolley, and the lift car middle frame is arranged in the lifting stand column assembly in the vertical direction in a liftable mode. The rotary supporting assembly is rotationally arranged on the lift car middle frame and used for installing the battery clamp, and the rotary supporting assembly is used for driving the battery clamp to rotate. Multi-layer transportation is achieved through the lifting stand column assembly, the battery clamp is allowed to be freely switched between different heights, the space utilization rate is increased, and therefore the production efficiency and flexibility are improved; meanwhile, the battery clamp can rotate in any direction, and the production requirement is met.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery baking, in particular to a heavy-load rotatable stacker. Background Art

[0002] In traditional battery baking equipment, the battery transport fixture is usually limited by the design and layout of the equipment, which means that the battery transport fixture can only be transported at one height and direction, resulting in low transportation efficiency. This limitation may be due to equipment structure, space limitations or technical limitations, which makes it impossible for the fixture to be flexibly moved between different heights. Utility Model Content

[0003] The purpose of the utility model includes, for example, providing a heavy-load rotatable stacker, which can improve the problem of single transportation mode and low transportation efficiency of battery clamps.

[0004] The embodiments of the present invention can be implemented as follows:

[0005] An embodiment of the utility model provides a heavy-load rotatable stacker, comprising a ground rail, a traveling trolley, a lifting column assembly, a car middle frame and a slewing support assembly, wherein the ground rail is arranged horizontally; the traveling trolley is movably arranged on the ground rail, and the traveling trolley is used for translation along the ground rail; the lifting column assembly is fixed on the traveling trolley, and the car middle frame is vertically liftable and arranged in the lifting column assembly; the slewing support assembly is rotatably arranged on the car middle frame, the slewing support assembly is used for installing a battery clamp, and the slewing support assembly is used for driving the battery clamp to rotate.

[0006] In addition, the heavy-load rotatable stacker provided in the embodiment of the utility model may also have the following additional technical features:

[0007] Optionally, the slewing support assembly includes a slewing support frame, a slewing support, a slewing gear set and a slewing motor; the slewing support is rotatably arranged on the car intermediate frame, the slewing support frame is fixed on the slewing support, and the slewing support frame is used to install a battery clamp; the slewing gear set is meshed with the slewing support, the slewing motor is transmission-connected with the slewing gear set, and the slewing motor is used to drive the slewing support to rotate, so as to drive the slewing support frame to rotate.

[0008] Optionally, the slewing support assembly further comprises a pulley block, wherein the pulley block is disposed on the slewing support frame and is used for slidingly cooperating with the battery clamp.

[0009] Optionally, the heavy-load rotatable stacker further comprises a camera; the camera is arranged on the slewing support frame, and the camera is used to detect the condition of the battery clamp on the slewing support frame.

[0010] Optionally, the lifting column assembly includes a lifting column frame, a linear guide rail and a lifting drive mechanism; the lifting column frame is fixed on the walking trolley, and the linear guide rail is vertically fixed in the lifting column frame; the car intermediate frame is vertically slidably connected to the linear guide rail, and the lifting drive mechanism is transmission-connected to the car intermediate frame, and the lifting drive mechanism is used to drive the car intermediate frame to move up and down along the linear guide rail.

[0011] Optionally, the heavy-load rotatable stacker also includes a car support frame; the car support frame slides with the linear guide rail in the vertical direction, and the car intermediate frame is fixed to the bottom of the car support frame; the lifting drive mechanism is transmission-connected to the car support frame, and the lifting drive mechanism is used to drive the car support frame to move up and down along the linear guide rail.

[0012] Optionally, the lifting drive mechanism includes a lifting motor and a lifting screw; the lifting screw is arranged in the lifting column frame along the vertical rotation, and the car support frame is threadedly connected to the lifting screw; the lifting motor is fixed in the lifting column frame, and the lifting motor is transmission-connected to the lifting screw, and the lifting motor is used to drive the lifting screw to rotate, so as to drive the car support frame to move up and down.

[0013] Optionally, the walking trolley includes a walking frame and at least one group of power components; the power components include walking wheels, a walking reducer and a walking motor, the walking wheels are rotatably connected to the walking frame, and the walking wheels are rollingly matched with the ground rails; the walking motor and the walking reducer are fixed on the walking frame, the walking motor, the walking reducer and the walking wheels are sequentially connected in transmission, and the walking motor drives the walking wheels to rotate to drive the walking frame to move along the ground rails.

[0014] Optionally, the walking trolley also includes guide wheels, and the number of the guide wheels is at least two; any two of the guide wheels are arranged side by side and spaced apart on the walking frame, and any two of the guide wheels are clamped and arranged on two sides of the ground rail relative to each other, and the two guide wheels are respectively slidably matched with the two sides of the ground rail.

[0015] Optionally, the heavy-load rotatable stacker also includes a climbing frame, an electric box protection frame and a column electric box; the climbing frame is fixed on the traveling trolley and is located on one side of the lifting column assembly, the electric box protection frame is fixed on the traveling trolley, and the column electric box is fixed in the electric box protection frame.

[0016] The beneficial effects of the heavy-load rotatable stacker of the embodiment of the utility model include, for example:

[0017] The heavy-load rotatable stacker comprises a ground rail, a traveling trolley, a lifting column assembly, a car middle frame and a slewing support assembly, wherein the ground rail is arranged horizontally; the traveling trolley is movably arranged on the ground rail, and the traveling trolley is used for translation along the ground rail; the lifting column assembly is fixed on the traveling trolley, and the car middle frame is arranged in the lifting column assembly in a vertically liftable manner; the slewing support assembly is rotatably arranged on the car middle frame, the slewing support assembly is used for installing a battery clamp, and the slewing support assembly is used for driving the battery clamp to rotate.

[0018] The walking trolley realizes the translation of the battery fixture and realizes multi-position transportation; the lifting column assembly realizes the lifting and adjustment of the battery fixture and realizes multi-layer transportation, which improves the space utilization rate and greatly increases the production capacity; the slewing support assembly realizes the rotation movement of the battery fixture and can realize the rotation and angle position adjustment of the battery fixture to meet various production needs and has strong practicality. Thus, the transportation efficiency of the battery fixture is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 A schematic structural diagram of a heavy-load rotatable stacker from a first perspective provided in this embodiment;

[0021] Figure 2 A schematic structural diagram of the heavy-load rotatable stacker provided in this embodiment from a second perspective;

[0022] Figure 3 A schematic structural diagram of a lifting column assembly in a heavy-duty rotatable stacker provided in this embodiment;

[0023] Figure 4 A schematic diagram of a portion of the structure of a car in a heavy-duty rotatable stacker provided in this embodiment;

[0024] Figure 5 An exploded view of a portion of the structure of a car in a heavy-duty rotatable stacker provided in this embodiment;

[0025] Figure 6 A schematic diagram of the structure of a traveling trolley in a heavy-load rotatable stacker provided in this embodiment;

[0026] Figure 7 A schematic diagram of a portion of the structure of the traveling trolley in the heavy-load rotatable stacker provided in this embodiment.

[0027] Icons: 10-heavy-load rotatable stacker; 100-ground rail; 200-car; 210-car support frame; 220-car intermediate frame; 300-slewing support assembly; 310-slewing support frame; 320-slewing bearing; 330-slewing gear set; 340-slewing motor; 350-pulley block; 400-lifting column assembly; 401-locking plate; 402-column; 410-lifting column frame; 42 0-Linear guide; 430-Lifting motor; 440-Lifting screw; 500-Traveling trolley; 510-Traveling chassis; 520-Traveling wheel; 530-Traveling reducer; 540-Traveling motor; 550-Guide wheel; 560-Wheel protection cover; 600-Climbing rack; 610-Electric box protection frame; 620-Column electric box; 630-Main control cabinet; 700-Industrial heavy-duty fall arrester; 710-Replacement components. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0029] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. 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.

[0030] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0031] In the description of the present utility model, it should be noted that if the terms "upper", "lower", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the accompanying drawings, or is the orientation or position relationship in which the utility model product is usually placed when used. It is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, it cannot be understood as a limitation on the present utility model.

[0032] In addition, the terms “first”, “second”, etc., if used, are merely used to distinguish between the descriptions and should not be understood as indicating or implying relative importance.

[0033] It should be noted that, in the absence of conflict, the features in the embodiments of the present invention may be combined with each other.

[0034] Combine the following Figures 1 to 7 The heavy-load rotatable stacker provided in this embodiment is described in detail.

[0035] Please refer to Figure 1 and Figure 2 The embodiment of the utility model provides a heavy-load rotatable stacker 10, including a ground rail 100, a traveling trolley 500, a lifting column assembly 400, a car middle frame 220 and a slewing support assembly 300, wherein the ground rail 100 is arranged horizontally; the traveling trolley 500 is movably arranged on the ground rail 100, and the traveling trolley 500 is used for translation along the ground rail 100; the lifting column assembly 400 is fixed on the traveling trolley 500, and the car middle frame 220 is vertically liftable and arranged in the lifting column assembly 400; the slewing support assembly 300 is rotatably arranged on the car middle frame 220, and the slewing support assembly 300 is used for installing a battery clamp, and the slewing support assembly 300 is used for driving the battery clamp to rotate.

[0036] The walking trolley 500 translates along the ground rail 100, driving the battery clamp on the slewing support assembly 300 to translate; the car middle frame 220 moves up and down in the lifting column assembly 400, driving the battery clamp on the slewing support assembly 300 to move up and down synchronously; the slewing support assembly 300 rotates relative to the lifting column assembly 400, driving the battery clamp to rotate; thereby realizing the position adjustment of the battery clamp in three dimensions: translation, lifting and rotation.

[0037] The walking trolley 500 realizes the translation of the battery clamp and realizes multi-position transportation; the lifting column assembly 400 realizes the lifting and lowering adjustment of the battery clamp and realizes multi-layer transportation, which improves the space utilization rate and greatly increases the production capacity; the slewing support assembly 300 realizes the rotation movement of the battery clamp and can realize the rotation and angle position adjustment of the battery clamp, meeting various production needs and having strong practicality, thereby improving the transportation efficiency of the battery clamp.

[0038] Reference Figure 4 and Figure 5 In this embodiment, the slewing support assembly 300 includes a slewing support frame 310, a slewing support 320, a slewing gear set 330 and a slewing motor 340; the slewing support 320 is rotatably arranged on the car middle frame 220, the slewing support frame 310 is fixed on the slewing support 320, and the slewing support frame 310 is used to install the battery clamp; the slewing gear set 330 is meshed with the slewing support 320, and the slewing motor 340 is transmission-connected with the slewing gear set 330, and the slewing motor 340 is used to drive the slewing support 320 to rotate, so as to drive the slewing support frame 310 to rotate.

[0039] The inner ring of the slewing bearing 320 is fixed on the car middle frame 220, the outer ring of the slewing bearing 320 is fixed to the slewing support frame 310, the slewing gear set 330 is meshed with the outer ring of the slewing bearing 320, the slewing motor 340 drives the slewing gear set 330 to rotate, and the slewing gear set 330 drives the outer ring of the slewing bearing 320 to rotate, thereby driving the slewing support frame 310 to rotate relative to the car middle frame 220, and synchronously driving the battery clamp on the slewing support frame 310 to rotate.

[0040] Reference Figure 4 and Figure 5 In this embodiment, the swivel support assembly 300 further includes a pulley block 350 , which is disposed on the swivel support frame 310 , and the pulley block 350 is used for slidingly cooperating with the battery clamp.

[0041] The pulley block 350 includes two rows of pulleys, which are arranged on both sides of the rotating support frame 310. The pulley block 350 is used to slide with the battery clamp so that the battery clamp can slide out along the pulley block 350 or slide onto the rotating support frame 310 to achieve loading and unloading.

[0042] In this embodiment, the heavy-load rotatable stacker 10 further includes a camera; the camera is disposed on the rotary support frame 310 , and the camera is used to detect the status of the battery clamp on the rotary support frame 310 .

[0043] The camera is fixed on the swivel support frame 310 and can monitor the working state and condition of the battery clamp on the swivel support frame 310 throughout the whole process so as to adjust the position of the swivel support frame 310 .

[0044] Reference Figure 1 , Figure 2 and Figure 3 In this embodiment, the lifting column assembly 400 includes a lifting column frame 410, a linear guide rail 420 and a lifting drive mechanism; the lifting column frame 410 is fixed on the walking trolley 500, and the linear guide rail 420 is vertically fixed in the lifting column frame 410; the car middle frame 220 is vertically slidably connected with the linear guide rail 420, and the lifting drive mechanism is transmission-connected with the car middle frame 220, and the lifting drive mechanism is used to drive the car middle frame 220 to move up and down along the linear guide rail 420.

[0045] The lifting drive mechanism drives the car intermediate frame 220 to rise or fall along the linear guide rail 420, driving the slewing support frame 310 to rise or fall synchronously. The linear guide rail 420 is used to limit the lifting direction of the slewing support frame 310, which can only be a linear direction.

[0046] Reference Figure 1 , Figure 2 and Figure 3In this embodiment, the heavy-load rotatable stacker 10 also includes a car support frame 210; the car support frame 210 slides with the linear guide rail 420 in the vertical direction, and the car intermediate frame 220 is fixed to the bottom of the car support frame 210; the lifting drive mechanism is transmission-connected to the car support frame 210, and the lifting drive mechanism is used to drive the car support frame 210 to move up and down along the linear guide rail 420.

[0047] The car support frame 210 is used to install the car middle frame 220 and the rotating support frame 310. When the lifting drive mechanism drives the car support frame 210 to rise or fall along the linear guide rail 420, it simultaneously drives the car middle frame 220 and the rotating support frame 310 to rise or fall, thereby realizing the rising or falling of the battery clamp.

[0048] Reference Figure 1 , Figure 2 and Figure 3 In this embodiment, the lifting drive mechanism includes a lifting motor 430 and a lifting screw 440; the lifting screw 440 is arranged in the lifting column frame 410 along the vertical rotation, and the car support frame 210 is threadedly connected with the lifting screw 440; the lifting motor 430 is fixed in the lifting column frame 410, and the lifting motor 430 is transmission-connected with the lifting screw 440, and the lifting motor 430 is used to drive the lifting screw 440 to rotate, so as to drive the car support frame 210 to move up and down.

[0049] The lifting motor 430 drives the lifting screw 440 to rotate forward or reverse, driving the car support frame 210 to rise or fall along the lifting screw 440. The lifting screw 440 is threadedly connected to the car support frame 210, which can not only guide the lifting direction, but also accurately control the lifting height of the car support frame 210.

[0050] Reference Figure 1 , Figure 2 , Figure 6 and Figure 7 In this embodiment, the walking trolley 500 includes a walking frame 510 and at least one group of power components; the power components include walking wheels 520, a walking reducer 530 and a walking motor 540, the walking wheels 520 are rotatably connected to the walking frame 510, and the walking wheels 520 are rollingly matched with the ground rail 100; the walking motor 540 and the walking reducer 530 are fixed on the walking frame 510, the walking motor 540, the walking reducer 530 and the walking wheels 520 are sequentially connected in transmission, and the walking motor 540 drives the walking wheels 520 to rotate, so as to drive the walking frame 510 to move along the ground rail 100.

[0051] The walking frame 510 moves in translation along the ground rail 100 through the walking wheels 520. The walking wheels 520 are directly driven by the walking motor 540. A plurality of walking wheels 520 are arranged at the bottom of the walking frame 510, and the walking motor 540 only needs to be installed at the position of the active walking wheels 520, and the driven walking wheels 520 may not be installed with the walking motor 540.

[0052] Reference Figure 1 , Figure 2 , Figure 6 and Figure 7 In this embodiment, the walking trolley 500 also includes guide wheels 550, and the number of guide wheels 550 is at least two; any two guide wheels 550 are arranged side by side and spaced apart on the walking frame 510, and any two guide wheels 550 are clamped and arranged on two sides of the ground rail 100 at opposite positions, and the two guide wheels 550 are respectively slidably matched with the two sides of the ground rail 100.

[0053] The two guide wheels 550 respectively roll or slide with the two side edges of the ground rail 100, so the traveling trolley 500 can only translate along the ground rail 100, and the two guide wheels 550 play a role of limiting guide to prevent the traveling wheel 520 from leaving the ground rail 100.

[0054] Reference Figure 1 and Figure 2 In this embodiment, the heavy-duty rotatable stacker 10 further includes a climbing frame 600, an electric box protection frame 610 and a column electric box 620; the climbing frame 600 is fixed on the traveling trolley 500 and is located on one side of the lifting column assembly 400, and can move synchronously with the traveling trolley 500. The electric box protection frame 610 is fixed on the traveling trolley 500, and the column electric box 620 is fixed in the electric box protection frame 610.

[0055] Since the climbing frame 600 and the lifting column assembly 400 move synchronously with the traveling trolley 500, when the traveling trolley 500 moves to any position, when the lifting column assembly 400 needs to be repaired or inspected, the staff can climb up and check it at any time with the help of the climbing frame 600. The column electric box 620 is responsible for the circuit connection and control of the entire heavy-duty rotatable stacker 10, and the electric box protection frame 610 is used to protect the column electric box 620 to prevent the column electric box 620 from being damaged by foreign objects.

[0056] Reference Figures 1 to 7According to a heavy-duty rotatable stacker 10 provided in this embodiment, the working principle of the heavy-duty rotatable stacker 10 includes: in the lifting column assembly 400, the two ends of the locking plate 401 are connected to the column 402, which ensures the strength of the columns 402 on both sides and achieves parallel accuracy. The lifting motor 430 and the lifting screw 440 are used for transmission, and the linear guide 420 is used for guidance to realize the lifting and lowering movement of the car 200. At the same time, in terms of safety, it is equipped with a replacement component 710, which is inserted during maintenance to prevent manual misoperation or equipment failure from causing the car support frame 210 to move downward or fall, causing a safety accident. It is also equipped with an industrial heavy-duty fall arrester 700 to prevent the car support frame 210 from falling due to the failure of the motor brake during the movement of the equipment or in the maintenance state, causing a safety accident.

[0057] In the car 200, the car support frame 210 is used to connect with the lifting column assembly 400, and the slewing support assembly 300 is used to drive the battery clamp to rotate. In the slewing support assembly 300, the reducer is connected to the slewing motor 340 and the slewing gear set 330, the slewing gear set 330 is meshed with the slewing bearing 320, and the slewing bearing 320 is installed on the slewing support frame 310, so that the slewing motor 340 rotates, driving the slewing gear set 330 to rotate, realizing the rotation of the slewing support frame 310, and finally realizing the battery clamp to rotate together on the slewing support frame 310, thereby meeting production needs, and the battery clamp can rotate in any direction. A camera can also be arranged on the slewing support assembly 300, and during the rotation process, it can provide real-time feedback on the surrounding conditions of the battery clamp.

[0058] A wheel protection cover 560 is provided outside the traveling wheel 520 of the traveling trolley 500. The traveling motor 540 and the reducer are sequentially connected with the traveling wheel 520 to realize the left and right movement of the entire stacker. The guide wheel 550 allows the entire stacker to move on the ground rail 100 to prevent deviation.

[0059] The heavy-load rotatable stacker 10 further includes a main control cabinet 630 , which is used to electrically control the operation of the entire heavy-load rotatable stacker 10 .

[0060] The heavy-load rotatable stacker 10 provided in this embodiment has at least the following advantages:

[0061] The lifting column assembly 400 can realize the lifting movement of the car middle frame 220, achieve the multi-layer transportation function of the battery fixture, and improve the space utilization rate; the slewing support assembly 300 of the car middle frame 220 has a rotating mechanism to realize the battery fixture rotation function, which is suitable for rotating the battery to any angle, meeting production needs and having strong practicality. The walking trolley 500 and the ground rail 100 realize the left and right movement function of the battery fixture.

[0062] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed by the utility model should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A heavy-load rotatable stacker, characterized in that: include: A ground rail, wherein the ground rail is arranged horizontally; A walking trolley, the walking trolley is movably arranged on the ground rail, and the walking trolley is used to move horizontally along the ground rail; A lifting column assembly, a car middle frame and a slewing support assembly, wherein the lifting column assembly is fixed on the walking trolley, and the car middle frame is vertically liftable inside the lifting column assembly; the slewing support assembly is rotatably arranged on the car middle frame, and the slewing support assembly is used to install a battery clamp, and the slewing support assembly is used to drive the battery clamp to rotate.

2. The heavy-load rotatable stacker according to claim 1, characterized in that: The slewing support assembly includes a slewing support frame, a slewing support, a slewing gear set and a slewing motor; the slewing support is rotatably arranged on the car intermediate frame, the slewing support frame is fixed on the slewing support, and the slewing support frame is used to install a battery clamp; the slewing gear set is meshed with the slewing support, the slewing motor is transmission-connected with the slewing gear set, and the slewing motor is used to drive the slewing support to rotate, so as to drive the slewing support frame to rotate.

3. The heavy-load rotatable stacker according to claim 2, characterized in that: The slewing support assembly further comprises a pulley block, which is arranged on the slewing support frame and is used for slidingly cooperating with the battery clamp.

4. The heavy-load rotatable stacker according to claim 2, characterized in that: The heavy-load rotatable stacker also includes a camera; the camera is arranged on the rotary support frame, and the camera is used to detect the condition of the battery clamp on the rotary support frame.

5. The heavy-load rotatable stacker according to any one of claims 1 to 4, characterized in that: The lifting column assembly includes a lifting column frame, a linear guide rail and a lifting drive mechanism; the lifting column frame is fixed on the traveling trolley, and the linear guide rail is vertically fixed in the lifting column frame; the car intermediate frame is vertically slidably connected with the linear guide rail, and the lifting drive mechanism is transmission-connected with the car intermediate frame, and the lifting drive mechanism is used to drive the car intermediate frame to move up and down along the linear guide rail.

6. The heavy-load rotatable stacker according to claim 5, characterized in that: The heavy-load rotatable stacker also includes a car support frame; the car support frame slides with the linear guide rail in the vertical direction, and the car intermediate frame is fixed to the bottom of the car support frame; the lifting drive mechanism is transmission-connected to the car support frame, and the lifting drive mechanism is used to drive the car support frame to move up and down along the linear guide rail.

7. The heavy-load rotatable stacker according to claim 6, characterized in that: The lifting drive mechanism includes a lifting motor and a lifting screw; the lifting screw is arranged in the lifting column frame along the vertical rotation, and the car support frame is threadedly connected with the lifting screw; the lifting motor is fixed in the lifting column frame, and the lifting motor is transmission-connected with the lifting screw, and the lifting motor is used to drive the lifting screw to rotate, so as to drive the car support frame to move up and down.

8. The heavy-load rotatable stacker according to any one of claims 1 to 4, characterized in that: The walking trolley includes a walking frame and at least one power assembly; the power assembly includes walking wheels, a walking reducer and a walking motor, the walking wheels are rotatably connected to the walking frame, and the walking wheels are rollingly matched with the ground rails; the walking motor and the walking reducer are fixed to the walking frame, the walking motor, the walking reducer and the walking wheels are sequentially connected in transmission, and the walking motor drives the walking wheels to rotate to drive the walking frame to move along the ground rails.

9. The heavy-load rotatable stacker according to claim 8, characterized in that: The walking trolley also includes guide wheels, and the number of the guide wheels is at least two; any two of the guide wheels are arranged side by side and at intervals on the walking frame, and any two of the guide wheels are clamped and arranged on two sides of the ground rail at opposite positions, and the two guide wheels are respectively slidably matched with the two sides of the ground rail.

10. The heavy-load rotatable stacker according to any one of claims 1 to 4, characterized in that: The heavy-load rotatable stacker also includes a climbing frame, an electric box protection frame and a column electric box; the climbing frame is fixed on the traveling trolley and is located on one side of the lifting column assembly, the electric box protection frame is fixed on the traveling trolley, and the column electric box is fixed in the electric box protection frame.

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