RGV (Rail Guided Vehicle) for carrying seedbed

Abstract

The utility model discloses an RGV transport vehicle for seedbed carrying, belongs to the field of seedbed conveying, is used for conveying seedbeds, and is characterized in that an RGV transport vehicle main body moves along a longitudinal track; the transverse moving device is arranged in the middle of the RGV transport vehicle body and used for pushing the seedbed to the conveying device of the transverse track. The longitudinal moving device is arranged at the position, close to the outer side, in the RGV transport vehicle body and used for achieving longitudinal conveying of the seedbed. The RGV transport vehicle for seedbed carrying has the technical key points that the RGV transport vehicle for seedbed carrying can realize stable transportation of seedbeds, the situation that the seedbeds swing during transportation is avoided, transverse transportation and longitudinal transportation of the seedbeds can be realized, and the requirements on transverse and longitudinal transportation of the seedbeds on an industrialized seedling production line can be met; in addition, the RGV transport vehicle for seedbed carrying is simple in structure and wide in adaptability and has good use prospects.

Description

TECHNICAL FIELD

[0001] The application belongs to the field of seedbed transportation, and particularly relates to an RGV transport vehicle for seedbed transportation. BACKGROUND

[0002] A seedbed is a small piece of land used for cultivating plant seedlings. There are open-air seedbeds and indoor seedbeds.

[0003] Seedbed cultivation means cultivating seedlings in a specific environment and nutrition. Originally, it refers to cultivating seedlings in a nursery, a hotbed or a greenhouse for transplanting to land for planting, and also refers to the stage of protecting various organisms by artificial means until they can survive independently.

[0004] The seedling stage of seedbed cultivation is convenient for centralized management and is conducive to the prevention of natural disasters.

[0005] Adopting the seedling cultivation method is convenient for pesticide spraying and insect prevention. In case of drought or waterlogging, it is also convenient to water and drain water in a small area.

[0006] With the progress of society, the application of seedbed cultivation is becoming more and more widespread. On the factory seedling production line, the re-planting, transplanting, re-arrangement or seedling of flowers and green plants all need to frequently transport the seedbed to realize the horizontal and vertical transportation of the seedbed in the nursery.

[0007] At present, the transportation of the seedbed is mainly completed by manual operation.

[0008] However, research shows that the above-mentioned scheme has certain disadvantages in use.

[0009] The manual transportation method not only has high labor intensity, but also has low work efficiency. Although the forklift transportation reduces the labor intensity of manual transportation to a certain extent, it is still inconvenient and has low transportation efficiency due to the limitation of the operation space. Some intelligent trolleys are used for transportation, but the trolley alignment is difficult, the intelligent degree is high, the cost is relatively high, and the structure of the existing trolley with a transportation structure is very complex and needs many electronic devices to realize. The use cost is very high, which does not meet the requirements of people for seedbed transportation. Therefore, we propose a seedbed transportation RGV transport vehicle. SUMMARY

[0010] In order to overcome the deficiencies of the prior art, the embodiment of the present application provides a seedbed carrying RGV transport vehicle, which solves the problem that the transfer of the existing seedbed is mainly completed by manual operation, the manual carrying method has high labor intensity and low work efficiency, the forklift carrying reduces the labor intensity of manual carrying to a certain extent, but is limited by the operation space, is still inconvenient to carry and has low carrying efficiency, some intelligent trolleys are used for carrying, but the trolley has great alignment difficulty, needs high intelligent degree, has high cost, the structure of the existing trolley with carrying structure is very complex and needs many electronic devices to realize, and the use cost is very high.

[0011] The technical scheme adopted by the embodiment of the present application to solve the technical problem is:

[0012] A seedbed carrying RGV transport vehicle is used for conveying a seedbed, and comprises:

[0013] The RGV transport vehicle body moves along a longitudinal track;

[0014] The lateral moving device is arranged at a middle position of the RGV transport vehicle body and is used for pushing the seedbed to the conveying equipment of the lateral track;

[0015] The longitudinal moving device is arranged at an inner position close to the outer side of the RGV transport vehicle body and is used for realizing longitudinal conveying of the seedbed;

[0016] The height adjusting device is arranged at an inner position close to both ends of the RGV transport vehicle body;

[0017] The number of auxiliary moving assemblies is two groups, the auxiliary moving assemblies are installed on the height adjusting device, and the auxiliary moving assemblies are arranged at an inner position close to both ends of the RGV transport vehicle body;

[0018] During carrying, the height adjusting device drives the auxiliary moving assemblies to rise and lift the seedbed, and the lateral moving device and the auxiliary moving assemblies drive the seedbed to move laterally.

[0019] The present application discloses a seedbed carrying RGV transport vehicle, which can realize stable conveying of the seedbed, does not appear the situation that the seedbed swings during conveying, can realize lateral conveying and longitudinal conveying of the seedbed, can meet the demand of the factory seedling production line for lateral and longitudinal conveying of the seedbed, and has simple structure, wide adaptability and good use prospect

[0020] When in use, the main body of the RGV transport vehicle moves along the longitudinal track, after moving to the position, the height adjusting device is started, the height adjusting device drives the auxiliary moving assembly to rise, so that the seedbed is lifted, then the transverse moving device and the auxiliary moving assembly are started, and the seedbed is transported to the conveying equipment of the transverse track.

[0021] The longitudinal moving device can also be started to transport the seedbed to other conveying equipment of the longitudinal track.

[0022] Preferably, the longitudinal moving device comprises guide rollers, driving devices and driving wheels:

[0023] The number of guide rollers is several groups, and the several groups of guide rollers are symmetrically installed on the main body of the RGV transport vehicle.

[0024] The number of driving devices is two groups, and the driving devices are installed in the interior of the main body of the RGV transport vehicle.

[0025] The number of driving wheels is two groups, and the driving wheels are connected with the driving devices.

[0026] The driving devices drive the driving wheels to rotate, thereby driving the seedbed to move along the guide rollers.

[0027] During the transportation, the seedbed is located at the upper end of the guide rollers, when the longitudinal movement of the seedbed is needed, the driving devices drive the driving wheels to rotate, the driving wheels drive the seedbed to move, so that the seedbed is moved to other conveying equipment.

[0028] Preferably, the several groups of guide rollers are symmetrically installed on the main body of the RGV transport vehicle, and the diameter of the guide rollers close to the outer side of the main body of the RGV transport vehicle is greater than the diameter of the guide rollers close to the inner side of the main body of the RGV transport vehicle.

[0029] The structure of the guide rollers limits the position of the seedbed, which can effectively avoid the displacement of the seedbed.

[0030] The application discloses an RGV transport vehicle for seedbed carrying, wherein the longitudinal moving device is recorded, when in use, the driving wheels cooperate with the guide rollers to realize the conveying of the seedbed, the friction of the driving wheels drives the seedbed to move, the guide rollers limit and reduce the movement friction, so that the seedbed can be accurately conveyed to the conveying equipment of the longitudinal track, the use effect is good, and the application has good use prospect.

[0031] Preferably, the transverse moving device comprises a fixed frame, a moving frame and a first driving motor:

[0032] The fixed frame is fixedly installed on the main body of the RGV transport vehicle, and a plurality of groups of sliding seats are fixedly installed in the interior of the fixed frame.

[0033] The outer surface of the moving frame is provided with sliding rails matched with the sliding base, and a first gear rack is installed at the middle position of the lower end surface of the moving frame;

[0034] A first driving motor is installed in the interior of the fixed frame, a first gear is installed on the output shaft of the first driving motor, and the first gear is engaged with the first gear rack through a first transmission gear;

[0035] The upper end of the moving frame is fixedly installed with a vertical plate on one side.

[0036] The vertical plate exerts lateral pressure on the seedbed during transportation, which can effectively prevent the seedbed from sliding.

[0037] During transverse transportation, after the height adjusting device adjusts the height, the first driving motor is started to drive the moving frame to move transversely, and at this time, the vertical plate exerts lateral pressure on the seedbed to drive the seedbed to move onto the conveying equipment of the transverse track.

[0038] Preferably, the height adjusting device comprises a mounting frame, a lifting assembly, a movable frame and a driving component.

[0039] The number of mounting frames is two groups, and the mounting frames are installed inside the RGV transport vehicle body near the two ends.

[0040] The number of lifting assemblies is several groups, and the several groups of lifting assemblies are all installed on the mounting frames.

[0041] The number of movable frames is two groups, and the movable frames are movably installed on the mounting frames.

[0042] The driving component is installed on the RGV transport vehicle body, is connected with the lifting assembly, and drives the lifting assembly to operate.

[0043] In use, the driving component drives the lifting assembly to move, and the movement of the lifting assembly can change the height of the mounting frame, so that the height of the seedbed is higher than the height of the guide roller, thereby facilitating the movement of the guide roller, and use is more convenient.

[0044] Preferably, the driving component comprises a motor assembly and a belt transmission assembly.

[0045] A gear box is installed at the output end of the motor assembly, and a transmission shaft is arranged on the gear box.

[0046] The number of belt transmission assemblies is two groups, and the belt transmission assemblies are connected with the end of the transmission shaft and the lifting assembly.

[0047] The motor assembly drives the lifting assembly to lift through the belt transmission assembly.

[0048] In use, the motor assembly drives the belt transmission assembly to move, the belt transmission assembly drives the lifting assembly to move synchronously, so that the seedbed can stably rise and fall.

[0049] Preferably, the auxiliary moving assembly comprises a sliding frame, guide rails, a second driving motor and a second transmission gear.

[0050] The second rack is fixedly installed at the middle position of the lower end surface of the sliding frame;

[0051] The guide rails are two groups, and the second rack is fixedly installed between the two groups of guide rails;

[0052] The second driving motor is fixedly installed on the movable frame, and a second gear is installed on the output shaft of the second driving motor;

[0053] The second transmission gear is installed on the movable frame through a pin shaft, and the second gear is engaged with the second rack through the second transmission gear.

[0054] In use, the second driving motor can drive the second gear to rotate, the second gear drives the second transmission gear to rotate, thereby driving the second rack to move, so that the sliding frame slides, and the lateral movement effect of the lateral moving device is matched, so that the stable conveying of the seedbed can be realized.

[0055] The application discloses an RGV transport vehicle for seedbed carrying, which comprises a lateral moving device, a height adjusting device and an auxiliary moving assembly.

[0056] In summary, the application has at least one of the following beneficial technical effects:

[0057] Firstly, the application discloses an RGV transport vehicle for seedbed carrying, which can realize stable transportation of the seedbed and cannot cause the seedbed to swing during transportation.

[0058] Second, the application discloses a seedbed carrying RGV transport vehicle, which comprises a longitudinal moving device, a driving wheel and a guide roller, wherein the friction force of the driving wheel drives the seedbed to move, the guide roller limits the movement and reduces the friction, and the seedbed can be accurately conveyed to the conveying equipment of the longitudinal track.

[0059] Third, the application discloses a seedbed carrying RGV transport vehicle, which comprises a longitudinal moving device, a driving wheel and a guide roller, wherein the friction force of the driving wheel drives the seedbed to move, the guide roller limits the movement and reduces the friction, and the seedbed can be accurately conveyed to the conveying equipment of the longitudinal track. BRIEF DESCRIPTION OF DRAWINGS

[0060] Figure 1 It is a schematic diagram of the overall structure of the application.

[0061] Figure 2 It is a partial side view of the structure of the application.

[0062] Figure 3 It is a partial top view of the structure of the application.

[0063] Figure 4 It is a partial view of the structure of the application.

[0064] Figure 5 It is a partial view of the structure of the application from other angles.

[0065] Figure 6 It is a structure diagram of the auxiliary moving assembly of the application.

[0066] Figure 7 It is an enlarged view of the partial structure of the auxiliary moving assembly of the application.

[0067] Figure 8 It is a partial view of the structure of the lateral moving device of the application.

[0068] Reference signs: 1, RGV transport vehicle main body;

[0069] 2, auxiliary moving assembly; 21, sliding frame; 22, second rack; 23, guide rail; 24, second gear; 25, second transmission gear;

[0070] 3, lateral moving device; 31, fixed frame; 32, sliding seat; 33, moving frame; 34, sliding rail; 35, first rack; 36, first driving motor; 37, first gear;

[0071] 4, longitudinal moving device; 41, guide roller; 42, driving device; 43, driving wheel;

[0072] 5, height adjusting device; 51, mounting frame; 52, lifting assembly; 53, movable frame; 54, motor assembly; 55, gear box; 56, transmission shaft. DETAILED DESCRIPTION

[0073] The RGV transport vehicle for seedbed carrying can realize stable transportation of the seedbed, cannot appear the situation that the seedbed swings during transportation, can realize transverse transportation and longitudinal transportation of the seedbed, can meet the demand of the factory seedling flow line for transverse and longitudinal transportation of the seedbed, and has simple structure, wide adaptability and good use prospect.

[0074] Embodiment 1

[0075] The RGV transport vehicle for seedbed carrying is used for conveying the seedbed, and comprises an RGV transport vehicle main body 1, a transverse moving device 3, a longitudinal moving device 4, a seedbed limiting device 5 and an auxiliary moving assembly 2. Figures 1-8

[0076] The RGV transport vehicle main body 1 moves along a longitudinal rail; the transverse moving device 3 is arranged at a middle position of the RGV transport vehicle main body 1 and is used for pushing the seedbed to a conveying device of the transverse rail; the longitudinal moving device 4 is arranged at an inner position close to an outer side of the RGV transport vehicle main body 1 and is used for realizing longitudinal conveying of the seedbed; the seedbed limiting device 5 is arranged at an inner position close to both sides of the RGV transport vehicle main body 1 and is used for limiting the position of the seedbed; the height adjusting device 5 is arranged at an inner position close to both ends of the RGV transport vehicle main body 1; the number of the auxiliary moving assemblies 2 is two groups, the auxiliary moving assemblies 2 are installed on the height adjusting device 5, and the auxiliary moving assemblies 2 are arranged at an inner position close to both ends of the RGV transport vehicle main body 1.

[0077] During carrying, the height adjusting device 5 drives the auxiliary moving assemblies 2 to rise, the seedbed is lifted, the transverse moving device 3 and the auxiliary moving assemblies 2 drive the seedbed to move transversely.

[0078] The RGV transport vehicle for seedbed carrying can realize stable transportation of the seedbed, cannot appear the situation that the seedbed swings during transportation, can realize transverse transportation and longitudinal transportation of the seedbed, can meet the demand of the factory seedling flow line for transverse and longitudinal transportation of the seedbed, and has simple structure, wide adaptability and good use prospect.

[0079] ​In use, the RGV transport vehicle body 1 moves along the longitudinal track, after moving to the position, the height adjusting device 5 is started, the height adjusting device 5 drives the auxiliary moving assembly 2 to rise, so that the seedbed is lifted, then the transverse moving device 3 and the auxiliary moving assembly 2 are started, and the seedbed is transported to the conveying equipment of the transverse track.

[0080] The longitudinal moving device 4 can also be started to transport the seedbed to other conveying equipment of the longitudinal track.

[0081] Embodiment 2:

[0082] Based on the embodiment 1, as shown in the figure, the embodiment is a partial structure of the longitudinal moving device 4. Figures 1-8

[0083] The longitudinal moving device 4 comprises guide rollers 41, driving devices 42 and driving wheels 43.

[0084] The number of guide rollers 41 is several groups, and the several groups of guide rollers 41 are symmetrically installed on the RGV transport vehicle body 1; the number of driving devices 42 is two groups, and the driving devices 42 are installed in the inside of the RGV transport vehicle body 1; the number of driving wheels 43 is two groups, and the driving wheels 43 are connected with the driving devices 42.

[0085] Among them, the driving devices 42 drive the driving wheels 43 to rotate, thereby driving the seedbed to move along the guide rollers 41.

[0086] The setting of the guide rollers 41 realizes the conveying of the seedbed in a rolling manner, the friction is relatively low, and the conveying effect is better.

[0087] During the transportation process, the seedbed is located at the upper end of the guide rollers 41, when the longitudinal movement of the seedbed is needed, the driving devices 42 drive the driving wheels 43 to rotate, the driving wheels 43 drive the seedbed to move, so that the seedbed is moved to other conveying equipment.

[0088] The several groups of guide rollers 41 are symmetrically installed on the RGV transport vehicle body 1, and the diameter of the guide rollers 41 close to the outside of the RGV transport vehicle body 1 is greater than the diameter of the guide rollers 41 close to the inside of the RGV transport vehicle body 1.

[0089] The structure of the guide rollers 41 limits the position of the seedbed, which can effectively avoid the displacement of the seedbed.

[0090] The application discloses an RGV transport vehicle for seedbed carrying, wherein the longitudinal moving device 4 is recorded, in use, the driving wheels 43 cooperate with the guide rollers 41 to realize the conveying of the seedbed, the friction of the driving wheels 43 drives the seedbed to move, the guide rollers 41 limit and reduce the movement friction, so that the seedbed can be accurately conveyed to the conveying equipment of the longitudinal track, the use effect is good, and the application has good use prospect. ​

[0091] Embodiment 3:

[0092] Based on embodiment 2, as shown in the figure, this embodiment is the structure of the lateral moving device 3; Figures 1-8

[0093] The lateral moving device 3 includes a fixed frame 31, a moving frame 33 and a first driving motor 36.

[0094] The fixed frame 31 is fixedly installed on the RGV transport vehicle body 1, and a plurality of slide seats 32 are fixedly installed inside the fixed frame 31; the outer surface of the moving frame 33 is provided with slide rails 34 matched with the slide seats 32, and a first rack 35 is installed at the middle position of the lower end surface of the moving frame 33; the first driving motor 36 is installed inside the fixed frame 31, and a first gear 37 is installed on the output shaft of the first driving motor 36, and the first gear 37 is engaged with the first rack 35 through a first transmission gear.

[0095] Among them, the upper end of one side of the moving frame 33 is fixedly installed with a vertical plate, and the design of the slide seat 32 and the slide rail 34 enables the moving frame 33 to move laterally.

[0096] The vertical plate exerts lateral pressure on the seedbed during transportation, which can effectively prevent the seedbed from sliding.

[0097] The vertical plate has a certain height, so even if the height adjusting device 5 drives the seedbed to rise, the vertical plate can also exert pressure on the seedbed from the side, so that the seedbed can move laterally.

[0098] During lateral transportation, after the height adjusting device 5 adjusts the height, the first driving motor 36 is started to drive the moving frame 33 to move laterally, at this time the vertical plate exerts lateral pressure on the seedbed to drive the seedbed to move to the conveying equipment of the lateral track.

[0099] The height adjusting device 5 includes a mounting frame 51, a lifting assembly 52, a movable frame 53 and a driving component.

[0100] The number of mounting frames 51 is two, and the mounting frames 51 are arranged inside the RGV transport vehicle body 1 near the two ends; the number of lifting assemblies 52 is several, and the several lifting assemblies 52 are all installed on the mounting frames 51; the number of movable frames 53 is two, and the movable frames 53 are movably installed on the mounting frames 51; the driving component is installed on the RGV transport vehicle body 1, and the driving component is connected with the lifting assembly 52 to drive the lifting assembly 52 to operate.

[0101] The lifting assembly 52 can drive the movable frame 53 to move up and down.

[0102] ​When in use, the driving component drives the lifting assembly 52 to move, the lifting assembly 52 moves to change the height of the mounting frame 51, so that the height of the seedbed is higher than the height of the guide roller 41, thereby the guide roller 41 can be conveniently moved, and the use is more convenient.

[0103] The driving component comprises a motor assembly 54 and a belt transmission assembly:

[0104] The output end of the motor assembly 54 is provided with a gear box 55, and the gear box 55 is provided with a transmission shaft 56; the number of the belt transmission assembly is two groups, and the belt transmission assembly is connected with the end of the transmission shaft 56 and the lifting assembly 52; wherein the motor assembly 54 drives the lifting assembly 52 to lift through the belt transmission assembly.

[0105] When in use, the motor assembly 54 drives the belt transmission assembly to move, and the belt transmission assembly drives the lifting assembly 52 to move synchronously, so that the seedbed can stably rise and fall.

[0106] The auxiliary moving assembly 2 comprises a sliding frame 21, a guide rail 23, a second driving motor and a second transmission gear 25:

[0107] The middle position of the lower end surface of the sliding frame 21 is fixedly provided with a second rack 22; the number of the guide rail 23 is two groups, and the second rack 22 is fixedly installed between the two groups of guide rails 23; the second driving motor is fixedly installed on the movable frame 53, and the output shaft of the second driving motor is provided with a second gear 24; the second transmission gear 25 is installed on the movable frame 53 through a pin shaft, and the second gear 24 is engaged with the second rack 22 through the second transmission gear 25.

[0108] The movable frame 53 is fixedly provided with a plurality of groups of sliding seats, and the sliding seats are matched with the guide rail 23.

[0109] The sliding frame 21 can move laterally, and the movement range is smaller than that of the lateral moving device 3, and mainly plays an auxiliary effect.

[0110] When in use, the second driving motor can drive the second gear 24 to rotate, the second gear 24 drives the second transmission gear 25 to rotate, thereby driving the second rack 22 to move, so that the sliding frame 21 slides, and cooperates with the lateral moving effect of the lateral moving device 3, so that the stable conveying of the seedbed can be realized.

[0111] The application discloses a seedbed carrying RGV transport vehicle, which comprises a horizontal moving device 3, a height adjusting device 5 and an auxiliary moving assembly 2.

[0112] Working principle, in use, the RGV transport vehicle body 1 moves along the longitudinal rail, after moving to the position, the height adjusting device 5 is started, the height adjusting device 5 drives the auxiliary moving assembly 2 to rise, so that the seedbed is raised, then the horizontal moving device 3 and the auxiliary moving assembly 2 are started, and the seedbed is transported to the conveying equipment of the horizontal rail.

[0113] In use, the RGV transport vehicle body 1 moves along the longitudinal rail, after moving to the position, the longitudinal moving device 4 is started, the longitudinal moving device 4 drives the seedbed to move horizontally, and the seedbed is transported to the conveying equipment of the longitudinal rail.

[0114] Finally, it should be noted that: obviously, the above examples are only examples for clearly illustrating the application, and are not limited to the implementation. For those skilled in the art, on the basis of the above description, other different forms of changes or changes can also be made. Here, it is not necessary and impossible to enumerate all the implementation. The obvious changes or changes derived therefrom are still within the protection scope of the application.

Claims

1. A seedbed carrying RGV transport vehicle for transporting seedbeds, characterized by comprising: The seedbed carrying RGV transport vehicle comprises: RGV transport vehicle body (1) moving along the longitudinal track; Transverse moving device (3) arranged at the middle position of the RGV transport vehicle body (1) for pushing the seedbed to the conveying equipment of the transverse track; Longitudinal moving device (4) arranged at the internal position close to the outer side of the RGV transport vehicle body (1) for realizing the longitudinal conveying of the seedbed; Height adjusting device (5) arranged at the internal position close to the two ends of the RGV transport vehicle body (1); Auxiliary moving assembly (2) in two groups installed on the height adjusting device (5) arranged at the internal position close to the two ends of the RGV transport vehicle body (1); Wherein, during carrying, the height adjusting device (5) drives the auxiliary moving assembly (2) to rise, lifts the seedbed, and the transverse moving device (3) and the auxiliary moving assembly (2) drive the seedbed to move transversely.

2. The RGV transport vehicle for seedbeds according to claim 1, characterized in that: The longitudinal moving device (4) comprises: Guide rollers (41) in several groups, and the guide rollers (41) in the several groups are symmetrically installed on the RGV transport vehicle body (1); Driving devices (42) in two groups installed in the internal position of the RGV transport vehicle body (1); Driving wheels (43) in two groups connected with the driving devices (42); Wherein, the driving devices (42) drive the driving wheels (43) to rotate, thereby driving the seedbed to move along the guide rollers (41).

3. The RGV transport vehicle for seedbeds according to claim 2, characterized in that: The guide rollers (41) in the several groups are symmetrically installed on the RGV transport vehicle body (1), and the diameter of the guide rollers (41) close to the outer side of the RGV transport vehicle body (1) is greater than the diameter of the guide rollers (41) close to the inner side of the RGV transport vehicle body (1).

4. The RGV transport vehicle for seedbeds according to claim 3, characterized in that: The transverse moving device (3) comprises: A fixed frame (31) fixedly installed on the RGV transport vehicle body (1), and several groups of sliding seats (32) fixedly installed in the internal position of the fixed frame (31); A moving frame (33) provided with sliding rails (34) matched with the sliding seats (32) on the outer surface, and a first rack (35) installed at the middle position of the lower end surface of the moving frame (33); A first driving motor (36) installed in the internal position of the fixed frame (31), and a first gear (37) installed on the output shaft of the first driving motor (36), and the first gear (37) is engaged with the first rack (35) through a first transmission gear; Wherein, a vertical plate is fixedly installed at one side of the upper end of the moving frame (33).

5. The RGV transport vehicle for seedbeds according to claim 1, characterized in that: The height adjusting device (5) comprises: Two groups of mounting frames (51) arranged at the internal position close to the two ends of the RGV transport vehicle body (1); Several groups of lifting assemblies (52) installed on the mounting frames (51); Two groups of movable frames (53) movably installed on the mounting frames (51); A driving component installed on the RGV transport vehicle body (1) and connected with the lifting assemblies (52) to drive the lifting assemblies (52) to operate.

6. The RGV transport vehicle for seedbeds according to claim 5, characterized in that: The driving component comprises: A motor assembly (54) provided with a gear box (55) on the output end, and a transmission shaft (56) arranged on the gear box (55); Belt drive assembly, the number is two groups, it is with the end of transmission shaft (56) and the lifting assembly (52) connection; Wherein, the motor assembly (54) drives the lifting assembly (52) lifting through belt drive assembly.

7. The RGV transport vehicle for seedbeds according to claim 6, characterized in that: The auxiliary moving assembly (2) comprises: The lower end surface of the sliding frame (21) is fixedly installed with a second rack (22) in the middle position; Guide rail (23), the number is two groups, the second rack (22) is fixedly installed between two groups of guide rails (23); The second drive motor is fixedly installed on the movable frame (53), and a second gear (24) is installed on the output shaft of the second drive motor; Second transmission gear (25), it is installed on the movable frame (53) through the pin shaft, the second gear (24) is engaged with the second rack (22) through the second transmission gear (25).

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