Ground primary-secondary steel coil transport vehicle and transport system

Abstract

The utility model discloses a ground primary-secondary steel coil transport vehicle and transport system, the steel coil transport vehicle comprises a secondary transport vehicle, a primary transport vehicle and a lifting saddle, the primary transport vehicle comprises a primary vehicle frame and primary vehicle driving mechanisms, the two sides of the primary vehicle frame are respectively provided with the primary vehicle driving mechanisms, and the primary vehicle driving mechanisms are connected with the secondary transport vehicle. The top of the mother vehicle frame is provided with two mutually parallel son vehicle tracks; the sub-transport vehicle is arranged on the sub-vehicle track, the sub-transport vehicle comprises a sub-vehicle frame and sub-vehicle driving mechanisms, and the sub-vehicle driving mechanisms are arranged on the two sides of the bottom of the sub-vehicle frame respectively; and the lifting saddle is arranged on the sub transport vehicle. The device has the technical effects that the ground does not need to be excavated, the device can be used by directly erecting corresponding rails on the ground foundation, and the construction cost is low; the secondary transport vehicle and the primary transport vehicle can run independently, so that the steel coil can be quickly transported to an appointed position; lifting of the steel coils can be automatically controlled, automatic coil receiving or coil feeding of the steel coils can be achieved, automatic handover with a unit can be achieved, and inventory steel coils can be automatically arranged.

Description

TECHNICAL FIELD

[0001] The utility model relates to a steel coil transportation technical field, concretely relates to a ground primary and secondary type steel coil transport vehicle and a ground primary and secondary type steel coil transportation system. BACKGROUND

[0002] The steel coil is an important intermediate product in the steel production process, is widely used in each field such as automobile, home appliance, building, machinery, and in the steel coil production process, the transfer and storage of steel coil are important links.

[0003] 1, adopt pit type primary and secondary type steel coil transport vehicle to transfer

[0004] The existing primary and secondary vehicle is usually pit type, that is, the primary vehicle track elevation is-1600mm to-2200mm, and the secondary vehicle track elevation is-1200mm to-1400mm, the civil cost is high, the construction period is long, the sanitation is not easy to clean, and the maintenance is not convenient enough, at the same time, the existing primary and secondary vehicle adopts the top to lift the steel coil, and the safety accident of rolling over is prone to occur when transporting the coil.

[0005] 2, adopt the steel coil transport vehicle of back-packing type to transfer

[0006] The existing ground back-packing type steel coil vehicle can only rely on the overhead crane or other lifting equipment to load and unload the coil, and cannot automatically load and unload the coil.

[0007] 3, adopt the ground cantilever type steel coil transport vehicle to transfer

[0008] The ground cantilever type steel coil transport vehicle has a large moving range, but the density of ground steel coil storage is low, in the running process, once the bundle belt breaks, safety accidents are prone to occur, the positioning accuracy is not high, the steel coil is prone to damage in the steel coil transfer process, the existing unit equipment is difficult to realize seamless docking, the speed is low, the running efficiency is not high, and the transportation and storage requirements of the present steel plant for production are difficult to meet.

[0009] Therefore, a new steel coil transport vehicle and transportation system need to be designed to realize the rapid transfer and storage of the steel coil and reduce the construction and use cost. UTILITY MODEL CONTENTS

[0010] Therefore, the utility model provides a ground primary and secondary type steel coil transport vehicle and transportation system to solve the above problems in the prior art.

[0011] In order to realize the above purpose, the utility model provides the following technical scheme:

[0012] According to the first aspect of the utility model, a ground sub - mother type steel coil transport vehicle, including sub - transport vehicle, mother transport vehicle and lifting saddle, the mother transport vehicle includes mother car frame and mother car drive mechanism, the both sides of mother car frame are equipped with mother car drive mechanism, the top of mother car frame is equipped with two mutually parallel sub - car track, sub - car track along the width direction of mother car frame is provided with, and the both ends of sub - car track extend to the edge of mother car frame,

[0013] The sub-transport vehicle is arranged on the sub-car track, and the sub-transport vehicle comprises a sub-car frame and a sub-car driving mechanism. The both sides of the bottom of the sub-car frame are respectively provided with the sub-car driving mechanism. The sub-car driving mechanism is used for driving the sub-transport vehicle to move along the sub-car track. The lifting saddle is arranged on the sub-transport vehicle, and the lifting saddle is used for carrying the steel coil.

[0014] Further, the both sides of the mother car frame are respectively provided with a mother car driving frame, and the mother car driving mechanism is arranged on the mother car driving frame.

[0015] Further, the mother car driving mechanism comprises a mother car driving motor, a mother car driving shaft and a mother car driving wheel. The mother car driving motor is arranged on the mother car driving frame. The mother car driving shaft is coaxially arranged. Each mother car driving shaft is rotationally connected with the mother car driving frame. One end of the mother car driving shaft is drivingly connected with the output end of the mother car driving motor. The other end of the mother car driving shaft is provided with the mother car driving wheel.

[0016] Further, the sub-car frame is a door-shaped frame. The both sides of the bottom of the sub-car frame are respectively provided with a sub-car driving frame. The sub-car driving mechanism is arranged on the sub-car driving frame.

[0017] Further, the sub-car driving mechanism comprises a sub-car driving motor, a sub-car driving wheel and a sub-car driving shaft. The sub-car driving motor is arranged on the sub-car driving frame. The sub-car driving shaft is rotationally connected with the sub-car driving frame. The sub-car driving wheel is arranged on the sub-car driving shaft. The sub-car driving shaft is drivingly connected with the output end of the sub-car driving motor.

[0018] Further, the output end of the sub-car driving motor is provided with a driving sprocket. The driving sprocket is drivingly connected with the sub-car driving shaft.

[0019] The number of sub-car driving shafts is multiple. The multiple sub-car driving shafts are sequentially arranged in parallel along the length direction of the sub-car driving frame. The multiple sub-car driving shafts are drivingly connected with each other. The sub-car driving wheel is arranged on each sub-car driving shaft.

[0020] Further, the lifting saddle is arranged in the door-shaped frame, and a lifting driving mechanism is arranged on the top of the door-shaped frame and used for controlling the lifting of the lifting saddle.

[0021] Further, the lifting saddle comprises two lifting assemblies, and the two lifting assemblies are arranged in the door-shaped frame along the central axis of the door-shaped frame in a mirror image manner.

[0022] The lifting assembly comprises a saddle support, a mounting seat and a pulley, one side of the saddle support is provided with a sliding block, the inner side walls on the two sides of the door-shaped frame are respectively provided with sliding rails arranged vertically, and the sliding block is in sliding connection with the sliding rail on the corresponding side of the door-shaped frame; the mounting seat is arranged on the side of the saddle support provided with the sliding block, the pulley is arranged on the top of the mounting seat, and the top of the saddle support is provided with a cushion block.

[0023] The lifting driving mechanism comprises a lifting driving motor, a drum shaft and a steel wire rope drum, the lifting driving motor is arranged on the top of the door-shaped frame, the number of the drum shafts is two, the two drum shafts are coaxially arranged along the width direction of the door-shaped frame, each drum shaft is in rotary connection with the door-shaped frame, one end of the drum shaft is in transmission connection with the lifting driving motor, the other end of the drum shaft is provided with the steel wire rope drum, the steel wire rope drum is located directly above the pulley of the lifting assembly on the corresponding side of the door-shaped frame, and a steel wire rope is arranged between the steel wire rope drum and the corresponding pulley.

[0024] Further, the side, away from the saddle support, of the mounting seat is provided with a roller shaft, the roller shaft is in rotary connection with the mounting seat, and the roller shaft is provided with a roller at each end.

[0025] The outer side walls on the two sides of the door-shaped frame are respectively provided with two guide strips arranged vertically, the guide strips are arranged in one-to-one correspondence with the rollers, and the rollers at the two ends of the roller shaft are in rolling connection with the corresponding guide strips.

[0026] The utility model discloses have following advantages: the sub transport vehicle and the mother transport vehicle are mutually used, do not need to excavate ground, directly set up corresponding track on ground foundation and can be used, and the construction cost is low, the sub transport vehicle and the mother transport vehicle can be independently operated through the sub vehicle driving mechanism and the mother vehicle driving mechanism, and can be quickly transported to the designated position by cooperating with the corresponding track, the lifting saddle is arranged, the lifting of the steel roll can be automatically controlled, the automatic ring of the steel roll or the roll can be realized, thereby realizing the automatic handover with the unit, and the storage steel roll can be automatically arranged according to the actual needs of production.

[0027] According to the second aspect of the utility model, a ground parent-child type steel coil transportation system adopts the transportation vehicle in the first aspect, further includes parent car ground track, child car ground track and fixed saddle, the parent car ground track is arranged on the ground foundation, and the top of parent car ground track is level with the ground foundation,

[0028] The two sides of the parent car ground track are respectively provided with a plurality of child car ground tracks, and the child car ground tracks are arranged along a direction perpendicular to the parent car ground track.

[0029] The fixed saddle is arranged between the adjacent two child car ground tracks, and the width of the fixed saddle is less than the opening width of the lifting saddle.

[0030] The utility model has the advantages that the whole system can be directly constructed on the ground foundation, the construction cost is greatly reduced, the construction period is short, the ground is easy to clean and maintain, one track can be shared between the adjacent two fixed saddles, the construction cost is further reduced, the child car ground track can be longitudinally extended to realize transportation under the conditions of passing and crossing, the fixed saddles can be arranged at high density along the two sides of the parent car ground track, the invalid space under the factory building column can be utilized for storage, the storage density is not lower than that of the ground storage location of the overhead crane, the steel coils can be stored at high density, each steel coil occupies an area of less than 5 square meters on average, the demand of the intermediate storage location between the upstream and downstream can be met, automatic handover with the unit can be realized, and the stored steel coils can be automatically arranged according to the actual needs of production. BRIEF DESCRIPTION OF DRAWINGS

[0031] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only exemplary, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of the provided drawings.

[0032] The structures, proportions, sizes and the like shown in the specification are only used to cooperate with the content disclosed in the specification, to be understood and read by those skilled in the art, and do not limit the implementation conditions of the utility model, so they do not have substantial technical significance, any modification of structure, change of proportion relationship or adjustment of size, without affecting the effects and purposes that the utility model can produce, should still fall within the scope of the technical content disclosed by the utility model.

[0033] Figure 1The structure schematic diagram of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0034] Figure 2 The overall structure schematic diagram of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0035] Figure 3 The first visual angle view of the son transport vehicle of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0036] Figure 4 The second visual angle view of the son transport vehicle of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0037] Figure 5 The third visual angle view of the son transport vehicle of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0038] Figure 6 The structure schematic diagram of the son vehicle driving mechanism of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0039] Figure 7 The structure schematic diagram of the lifting saddle of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0040] Figure 8 The structure schematic diagram of the mother transport vehicle of the ground mother-son steel coil transport vehicle provided by some embodiments of the utility model is shown in the figure.

[0041] Figure 9 The overall structure schematic diagram of the ground mother-son steel coil transport system provided by some embodiments of the utility model is shown in the figure.

[0042] In the figure: 1, mother transport vehicle, 2, son transport vehicle, 3, steel coil, 4, mother vehicle driving motor, 5, son vehicle driving motor, 6, lifting driving motor, 7, mother vehicle driving wheel, 8, son vehicle driving wheel, 9, lifting saddle, 10, son vehicle frame, 11, reel shaft, 12, steel wire rope reel, 13, guide strip, 14, son vehicle driving frame, 15, driving sprocket, 16, slide rail, 17, son vehicle driving shaft, 18, saddle support, 19, sliding block, 20, roller, 21, mounting seat, 22, pulley, 23, cushion block, 24, mother vehicle frame, 25, son vehicle track, 26, mother vehicle driving shaft, 27, mother vehicle driving frame, 28, ground foundation, 29, fixed saddle, 30, mother vehicle ground track, 31, son vehicle ground track. DETAILED DESCRIPTION

[0043] The following specific embodiments illustrate the embodiments of the present application, and those skilled in the art can easily understand other advantages and effects of the present application from the disclosed content. Obviously, the described embodiments are only some of the embodiments of the present application, not all. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0044] Embodiment 1

[0045] As Figures 1 to 8 shown, the ground sub-mother type steel coil transport vehicle in the first aspect of the present application comprises a sub-transport vehicle 2, a mother transport vehicle 1 and a lifting saddle 9. The mother transport vehicle 1 comprises a mother vehicle frame 24 and a mother vehicle driving mechanism. The two sides of the mother vehicle frame 24 are respectively provided with the mother vehicle driving mechanism. The top of the mother vehicle frame 24 is provided with two mutually parallel sub-vehicle tracks 25. The sub-vehicle tracks 25 are arranged along the width direction of the mother vehicle frame 24, and the two ends of the sub-vehicle tracks 25 are both extended to the edge of the mother vehicle frame 24.

[0046] The sub-transport vehicle 2 is arranged on the sub-vehicle tracks 25. The sub-transport vehicle 2 comprises a sub-vehicle frame 10 and a sub-vehicle driving mechanism. The two sides of the bottom of the sub-vehicle frame 10 are respectively provided with the sub-vehicle driving mechanism. The sub-vehicle driving mechanism is used to drive the sub-transport vehicle 2 to move along the sub-vehicle tracks 25. The lifting saddle 9 is arranged on the sub-transport vehicle 2. The lifting saddle 9 is used to carry the steel coil 3. During operation, when the sub-vehicle tracks 25 are aligned with the sub-vehicle ground tracks 31 arranged on the ground, the sub-transport vehicle 2 can be moved to the corresponding sub-vehicle ground tracks 31.

[0047] In the present embodiment, it should be noted that the two sides of the mother vehicle frame 24 are respectively provided with the mother vehicle driving frame 27. The mother vehicle driving mechanism is arranged on the mother vehicle driving frame 27. The mother vehicle driving mechanism is used to drive the mother transport vehicle 1 to move.

[0048] The mother vehicle driving mechanism comprises a mother vehicle driving motor 4, a mother vehicle driving shaft 26 and a mother vehicle driving wheel 7. The mother vehicle driving motor 4 is arranged on the mother vehicle driving frame 27. The mother vehicle driving shaft 26 is two. The two mother vehicle driving shafts 26 are coaxially arranged, and each mother vehicle driving shaft 26 is rotationally connected with the mother vehicle driving frame 27. One end of the mother vehicle driving shaft 26 is in transmission connection with the output end of the mother vehicle driving motor 4. The other end of the mother vehicle driving shaft 26 is provided with the mother vehicle driving wheel 7. The mother vehicle driving motor 4 is powered by a storage battery.

[0049] The technical effects achieved by the embodiment are as follows: the sub transport vehicle 2 and the mother transport vehicle 1 are used in cooperation with each other, do not need to excavate the ground, can be used by erecting corresponding tracks directly on the ground base, and have low construction cost; the sub transport vehicle 2 and the mother transport vehicle 1 can independently operate by the sub vehicle driving mechanism and the mother vehicle driving mechanism, and can quickly transport the steel coil to the designated position by cooperating with the corresponding tracks; the lifting saddle 9 is arranged, the lifting of the steel coil can be automatically controlled, the automatic coiling or feeding of the steel coil can be realized, and the automatic handover with the unit can be realized, so that the arrangement of the inventory steel coil can be automatically performed according to the actual needs of production.

[0050] Embodiment 2

[0051] As shown in Figures 1 to 8 Another ground sub-mother type steel coil transport vehicle is provided in the embodiment, which has all the contents of the embodiment 1, and only different parts are described below.

[0052] In the embodiment, the sub vehicle frame 10 is a door-shaped frame, and the bottom of the sub vehicle frame 10 is provided with a sub vehicle driving frame 14 on each side, and the sub vehicle driving mechanism is arranged on the sub vehicle driving frame 14, and the sub vehicle driving mechanism is used to drive the sub transport vehicle 2 to move.

[0053] The sub vehicle driving mechanism includes a sub vehicle driving motor 5, a sub vehicle driving wheel 8 and a sub vehicle driving shaft 17, the sub vehicle driving motor 5 is arranged on the sub vehicle driving frame 14, the sub vehicle driving shaft 17 is rotatably connected with the sub vehicle driving frame 14, the sub vehicle driving wheel 8 is arranged on the sub vehicle driving shaft 17, the sub vehicle driving shaft 17 is in transmission connection with the output end of the sub vehicle driving motor 5, and the sub vehicle driving motor 5 is driven by a storage battery.

[0054] In the embodiment, it is necessary to point out that the output end of the sub vehicle driving motor 5 is provided with a driving sprocket 15, and the driving sprocket 15 and the sub vehicle driving shaft 17 are in transmission through a sprocket chain.

[0055] The number of the sub vehicle driving shafts 17 is multiple, the multiple sub vehicle driving shafts 17 are sequentially arranged in parallel with each other along the length direction of the sub vehicle driving frame 14, the multiple sub vehicle driving shafts 17 are in transmission connection with each other, and the sub vehicle driving wheel 8 is arranged on each sub vehicle driving shaft 17; specifically, the sub vehicle driving shaft 17 is provided with four, the four driving shafts 17 are in transmission through a sprocket chain, and two sub vehicle driving shafts 17 form a group.

[0056] The technical effects achieved by the embodiment are as follows: the sub vehicle frame 10 adopts a door-shaped frame, the whole structure is more stable, the automatic handover of the steel coil with the unit equipment can be freely realized, and the automatic handover of the steel coil with the ground saddle can be realized; the sub vehicle driving mechanism is controlled by the motor, and the precise and automatic control can be conveniently realized.

[0057] Embodiment 3

[0058] As Figures 1 to 8 shown, another ground primary and secondary type steel coil transport vehicle provided by the embodiment, the structure includes all contents of embodiment 2, only different parts are described below.

[0059] In this embodiment, the lifting saddle 9 is arranged in the door-shaped frame, and the top of the door-shaped frame is provided with a lifting driving mechanism for controlling the lifting of the lifting saddle 9.

[0060] In this embodiment, it should be noted that the lifting saddle 9 includes two lifting assemblies, which are mirror arranged in the door-shaped frame along the central axis of the door-shaped frame, and the two lifting assemblies are spaced apart, and the two lifting assemblies are synchronous during use.

[0061] The lifting assembly includes a saddle support 18, a mounting seat 21 and a pulley 22, one side of the saddle support 18 is provided with a sliding block 19, the sliding block 19 is provided with two groups, the two groups of sliding blocks 19 are arranged parallel to each other, the inner side walls on both sides of the door-shaped frame are respectively provided with sliding rails 16, the sliding rails 16 are vertically arranged, the two sliding rails 16 form a group, the two groups of sliding rails 16 are arranged parallel to each other, and the sliding rails 16 and the sliding blocks 19 are arranged one by one, and the sliding blocks 19 are slidably connected with the sliding rails 16 on the corresponding side of the door-shaped frame; the mounting seat 21 is arranged on the side of the saddle support 18 provided with the sliding block 19, and the pulley 22 is arranged on the top of the mounting seat 21; the top of the saddle support 18 is provided with a pad 23; specifically, as shown in the figure, the saddle support 18 is L-shaped, and the pad 23 is arranged at one end of the L-shaped arm of the saddle support 18, and the pad 23 is made of nylon; Figure 7

[0062] The lifting driving mechanism includes a lifting driving motor 6, a drum shaft 11 and a steel wire drum 12, the lifting driving motor 6 is arranged on the top of the door-shaped frame; the number of the drum shaft 11 is two, the two drum shafts 11 are coaxially arranged along the width direction of the door-shaped frame, each drum shaft 11 is rotatably connected with the door-shaped frame, one end of the drum shaft 11 is drivingly connected with the lifting driving motor 6, the other end of the drum shaft 11 is provided with the steel wire drum 12, the steel wire drum 12 is located directly above the pulley 22 of the lifting assembly on the corresponding side of the door-shaped frame, and the steel wire drum 12 and the corresponding pulley 22 are provided with a steel wire therebetween, the lifting driving motor 6 is driven by a storage battery, and during use, the distance between the steel wire drum 12 and the pulley 22 can be adjusted by rotating the steel wire drum 12 to control the lifting of the lifting saddle 9.

[0063] Further, the pulley 22 is a movable pulley, and the pulley 22 is hinged between the mounting seat 21.

[0064] ​The technical effects achieved in this embodiment are as follows: the lifting saddle 9 has a simple structure, and together with the portal frame, it forms a ring-shaped structure, ensuring safe and stable transportation without the risk of overturning; it is controlled by a motor, which facilitates precise and automated control, and only one lifting operation is needed during the transfer process to achieve the winding and unwinding of the steel coil, saving energy, shortening the running time, and improving efficiency; it can be seamlessly connected with the unit's upper and lower winding trolleys, without the need for overhead cranes or other equipment to assist in coil transportation; the sub-transport vehicle 2 can operate independently of the mother transport vehicle 1 for a longer distance, achieving large-area coverage transportation and storage.

[0065] Example 4

[0066] like Figures 1 to 8 As shown in the figure, another ground-based mother-daughter type steel coil transport vehicle provided in this embodiment has the same structure as in embodiment 3. Only the different parts are described below.

[0067] In this embodiment, a vertical channel is provided on the side wall of the portal frame, and the mounting seat 21 is located in the vertical channel. The mounting seat 21 can move up and down along the vertical channel. The side of the mounting seat 21 connected to the saddle bracket 18 is located on the inner side of the portal frame, and the side of the mounting seat 21 away from the saddle bracket 18 is located on the outer side of the portal frame. It is provided with a roller, which is rotatably connected to the mounting seat 21. Rollers 20 are provided at both ends of the roller.

[0068] Two guide bars 13 are vertically provided on the outer side walls of both sides of the portal frame. The guide bars 13 are detachably connected to the portal frame. The guide bars 13 are correspondingly set with rollers 20. The rollers 20 at both ends of the roller shaft are respectively connected to the corresponding guide bars 13 in a rolling manner.

[0069] The technical effects achieved by this embodiment are as follows: the rollers 20 and guide bars 13 are used in conjunction with the slider 19 and the slide rail 16 to make the entire lifting saddle 9 more stable when moving up and down, and can ensure that the lifting saddle 9 moves in a straight line in the vertical direction during operation; by setting the guide bars 13, a guiding function can be played and the rollers 20 can be prevented from causing wear on the portal frame during use.

[0070] Example 5

[0071] like Figure 9 As shown, a ground-based mother-daughter steel coil transportation system in the second aspect embodiment of the present invention uses the transportation vehicle in the first aspect for transportation, and also includes a mother vehicle ground track 30, a daughter vehicle ground track 31 and a fixed saddle 29. The mother vehicle ground track 30 includes two parallel tracks, the mother vehicle ground track 30 is set on the ground foundation 28, and the top of the mother vehicle ground track 30 is flush with the ground foundation 28.

[0072] The two sides of the mother vehicle ground track 30 are respectively provided with a plurality of child vehicle ground tracks 31, the child vehicle ground tracks 31 are arranged in a direction perpendicular to the mother vehicle ground track 30, the child vehicle ground tracks 31 are slightly higher than the ground foundation 28 and are directly laid on the ground floor, the upper surface of the child vehicle ground tracks 31 is at a height of +150mm to +250mm; when the mother transport vehicle 1 is located on the mother vehicle ground track 30, the height of the child vehicle ground track 31 is level with the child vehicle ground track 31;

[0073] The fixed saddle 29 is arranged between the adjacent two child vehicle ground tracks 31, the width of the fixed saddle 29 is less than the opening width of the lifting saddle 9, the height of the fixed saddle 29 is +450mm to +550mm, and the actual needs are set.

[0074] In the embodiment, it needs to be explained that the transport system can be used to transport the roll-shaped material (including but not limited to the steel roll, the aluminum roll, the copper roll, the paper roll, the plastic roll and the like) or the cylindrical material with a diameter range of 500mm to 2500mm and a width of 500mm to 2500mm.

[0075] The distance between the adjacent two saddles 29 on the same side of the mother vehicle ground track 30 is the same, so that one track can be shared between the adjacent two fixed saddles 29; in the running process, the mother transport vehicle 1 runs on the mother vehicle ground track 30, the child transport vehicle 2 runs on the child vehicle ground track 31, the child transport vehicle 2 is loaded with the steel roll 3 and runs to the mother transport vehicle 1 with the roll, the mother transport vehicle 1 moves along the mother vehicle ground track 30, reaches the target position, and the child transport vehicle 2 transports the steel roll 3 to the target saddle and places the steel roll 3 on the target saddle; in the running process, the child transport vehicle 2 only needs to perform a lifting operation once, thereby saving the time required for lifting, saving energy consumption and improving efficiency; the child transport vehicle 2 can run a long distance away from the mother transport vehicle 1 to realize large-area coverage transportation and storage; in the running process, the positioning accuracy within ±5mm can be easily achieved, so that the steel roll is not damaged in the transfer process; and the existing machine set device can easily realize automatic docking to perform the handover of the steel roll; and like the existing child-mother vehicle system, the transfer task of 20 times per hour can be easily realized, and in the case of the same transport distance, the efficiency is much higher than that of the crown block and other steel roll transport vehicles, and the energy consumption is low.

[0076] The technical effects achieved by the embodiment are as follows: the whole system can be directly constructed on the ground, and there is no engineering quantity of civil construction except the mother vehicle ground track 30, which greatly reduces the construction cost, shortens the construction period, and makes the ground easy to clean and maintain; one track can be shared between two adjacent fixed saddles 29, and the sub-vehicle track is nearly half of the traditional pit type mother and child vehicles, which saves investment and further reduces the construction cost; the sub-vehicle ground track 31 can be extended longitudinally, and the longest can reach 50 meters, realizing transportation under conditions such as crossing, and realizing long-distance transportation in the longitudinal and transverse directions; along the two sides of the mother vehicle ground track 30, the fixed saddles 29 can be arranged at high density, and the invalid space under the factory building pillars can be used for storage, and the storage density is not lower than that of the ground storage position of the overhead crane, which can realize high-density storage of steel coils, and each steel coil occupies an area of less than 5 square meters on average, which can meet the demand of the intermediate storage position between the upstream and downstream; automatic transfer with the unit can be realized, and the storage steel coils can be automatically arranged according to the actual needs of production, and the project that has been built can be easily automated; the width of the fixed saddle 29 is less than the opening width of the lifting saddle 9, and the steel coil can be automatically wound and unwound by cooperating with the sub-transport vehicle 2; the ring type transportation mode can easily cope with the collapsed steel coil or the steel coil without binding belt, and the broken binding belt in the running process has no any influence.

[0077] Although the utility model has been described in detail above by general description and specific embodiments, some modifications or improvements can be made on the basis of the utility model, which is obvious to those skilled in the art. Therefore, these modifications or improvements made on the basis of not deviating from the spirit of the utility model, all belong to the scope of protection required by the utility model.

[0078] The terms such as 'up', 'down', 'left', 'right','middle' and the like cited in the specification are only for the convenience of clear description, and are not used to limit the scope of the utility model, and the change or adjustment of the relative relationship is also regarded as the scope of the utility model without substantial change of the technical content.

Claims

1. A ground sub-bundle transport vehicle, characterized in that, The application relates to a steel coil conveying device, which comprises a child conveying vehicle (2), a mother conveying vehicle (1) and a lifting saddle (9), the mother conveying vehicle (1) comprises a mother vehicle frame (24) and a mother vehicle driving mechanism, two mother vehicle driving mechanisms are arranged on the two sides of the mother vehicle frame (24), and two mutually-parallel child vehicle tracks (25) are arranged on the top of the mother vehicle frame (24) and extend to the edges of the mother vehicle frame (24) along the width direction of the mother vehicle frame (24). The child conveying vehicle (2) is arranged on the child vehicle tracks (25), the child conveying vehicle (2) comprises a child vehicle frame (10) and a child vehicle driving mechanism, the child vehicle driving mechanism is arranged on the two sides of the bottom of the child vehicle frame (10), and the child vehicle driving mechanism is used for driving the child conveying vehicle (2) to move along the child vehicle tracks (25); the lifting saddle (9) is arranged on the child conveying vehicle (2), and the lifting saddle (9) is used for carrying a steel coil (3).

2. The ground sub-bundle steel coil transport vehicle according to claim 1, characterized in that, The two sides of the mother vehicle frame (24) are respectively provided with mother vehicle driving frames (27), and the mother vehicle driving mechanism is arranged on the mother vehicle driving frames (27).

3. A ground sub-bundle steel transport vehicle according to claim 2, characterized in that, The mother vehicle driving mechanism comprises a mother vehicle driving motor (4), mother vehicle driving shafts (26) and mother vehicle driving wheels (7), the mother vehicle driving motor (4) is arranged on the mother vehicle driving frames (27), the two mother vehicle driving shafts (26) are coaxially arranged, and each mother vehicle driving shaft (26) is rotationally connected with the mother vehicle driving frame (27); one end of the mother vehicle driving shaft (26) is in transmission connection with the output end of the mother vehicle driving motor (4), and the other end of the mother vehicle driving shaft (26) is provided with the mother vehicle driving wheel (7).

4. The ground sub-bundle steel coil transport vehicle according to claim 1, wherein, The child vehicle frame (10) is a door-shaped frame, and child vehicle driving frames (14) are arranged on the two sides of the bottom of the child vehicle frame (10), and the child vehicle driving mechanism is arranged on the child vehicle driving frames (14).

5. A ground sub-bundle steel transport vehicle according to claim 4, characterized in that, The child vehicle driving mechanism comprises a child vehicle driving motor (5), child vehicle driving wheels (8) and child vehicle driving shafts (17), the child vehicle driving motor (5) is arranged on the child vehicle driving frames (14), the child vehicle driving shafts (17) are rotationally connected with the child vehicle driving frames (14), the child vehicle driving wheels (8) are arranged on the child vehicle driving shafts (17), and the child vehicle driving shafts (17) are in transmission connection with the output end of the child vehicle driving motor (5).

6. A ground sub-bundle steel transport vehicle according to claim 5, characterized in that, The output end of the child vehicle driving motor (5) is provided with a driving sprocket (15), and the driving sprocket (15) is in transmission connection with the child vehicle driving shaft (17). The number of the child vehicle driving shafts (17) is plural, the plural child vehicle driving shafts (17) are sequentially arranged in parallel along the length direction of the child vehicle driving frames (14), the plural child vehicle driving shafts (17) are in transmission connection with each other, and the child vehicle driving wheels (8) are arranged on each child vehicle driving shaft (17).

7. The ground sub-bundle steel coil transport vehicle of claim 5, wherein, The lifting saddle (9) is arranged in the door-shaped frame, and the top of the door-shaped frame is provided with a lifting driving mechanism for controlling the lifting of the lifting saddle (9).

8. A ground sub-bundle steel transport vehicle according to claim 7, characterized in that, The lifting saddle (9) comprises two lifting assemblies, and the two lifting assemblies are arranged in the door-shaped frame along the central axis of the door-shaped frame in a mirror image manner. The lifting assembly comprises a saddle support (18), a mounting seat (21) and a pulley (22), one side of the saddle support (18) is provided with a sliding block (19), the inner side walls on both sides of the door-shaped frame are respectively provided with sliding rails (16), the sliding rails (16) are vertically arranged, and the sliding block (19) is in sliding connection with the sliding rail (16) on the corresponding side of the door-shaped frame; the mounting seat (21) is arranged on the side of the saddle support (18) provided with the sliding block (19), the pulley (22) is arranged on the top of the mounting seat (21), and the top of the saddle support (18) is provided with a cushion block (23). The lifting driving mechanism comprises a lifting driving motor (6), a drum shaft (11) and a steel wire rope drum (12), the lifting driving motor (6) is arranged on the top of the door-shaped frame, the number of the drum shafts (11) is two, the two drum shafts (11) are coaxially arranged along the width direction of the door-shaped frame, each drum shaft (11) is in rotary connection with the door-shaped frame, one end of the drum shaft (11) is in transmission connection with the lifting driving motor (6), the other end of the drum shaft (11) is provided with the steel wire rope drum (12), the steel wire rope drum (12) is located directly above the pulley (22) of the lifting assembly on the corresponding side of the door-shaped frame, and a steel wire rope is arranged between the steel wire rope drum (12) and the corresponding pulley (22).

9. A ground sub-bundle steel transport vehicle according to claim 8, characterized in that, The side, away from the saddle support (18), of the mounting seat (21) is provided with a roller shaft, the roller shaft is in rotary connection with the mounting seat (21), and the roller shaft is provided with a roller (20) at each end. The outer side walls on both sides of the door-shaped frame are respectively vertically provided with two guide strips (13), the guide strips (13) are arranged in one-to-one correspondence with the rollers (20), and the rollers (20) at the two ends of the roller shaft are in rolling connection with the corresponding guide strips (13).

10. A ground sub-bundle transport system using the transport vehicle according to any one of claims 1 to 9, characterized in that, Further comprising a mother vehicle ground track (30), a child vehicle ground track (31) and a fixed saddle (29), the mother vehicle ground track (30) is arranged on a ground foundation (28), and the top of the mother vehicle ground track (30) is flush with the ground foundation (28); The two sides of the mother vehicle ground track (30) are respectively provided with a plurality of child vehicle ground tracks (31), the child vehicle ground tracks (31) are arranged in a direction perpendicular to the mother vehicle ground track (30); when the mother transport vehicle (1) is located on the mother vehicle ground track (30), the height of the child vehicle ground track (31) is flush with the child vehicle ground track (31); and The two sides of the mother vehicle ground track (30) are respectively provided with a plurality of child vehicle ground tracks (31), the child vehicle ground tracks (31) are arranged in a direction perpendicular to the mother vehicle ground track (30); when the mother transport vehicle (1) is located on the mother vehicle ground track (30), the height of the child vehicle ground track (31) is flush with the child vehicle ground track (31). The fixed saddle (29) is arranged between two adjacent sub-car ground tracks (31), and the width of the fixed saddle (29) is less than the opening width of the lifting saddle (9).

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