CN214568753U - Goods shaping system - Google Patents

Abstract

The utility model provides a cargo reshaping system, which comprises a first support frame, a first correcting part, a first driving module, a second correcting part, a second driving module, a conveying device, a lifting device and a first limiting part; each first correcting piece is rotationally connected to the first support frame around a vertical axis; the four first correcting pieces synchronously rotate to open and close; the two second correcting parts are connected to the first support frame in a transverse sliding mode; the two second correcting pieces synchronously move towards or away from each other. The tray is stopped and limited by the first limiting parts, then the goods are pushed right by the four first correcting parts rotating on the front end face and the rear end face of the goods, and then the goods are pushed right by the two second correcting parts on the left end face and the right end face of the goods, so that the shaping of the goods is finally realized. The four first correcting parts only need to rotate, so that transverse driving equipment can be omitted, and the transverse occupied space is reduced, so that the requirement of site arrangement with smaller width is met.

Description

Goods shaping system

Technical Field

The utility model relates to a goods plastic technical field, especially a goods plastic system.

Background

The applicant filed application No. 201911022155.4 entitled: a horizontally opening and closing cargo stack correction system, and application No. 201911022155.4 entitled: a horizontally opening and closing cargo stack correction system. The two correction systems are used for shaping goods, so that the problem that the goods are prone to being skewed after being manually stacked in the prior art is solved.

In actual use, the two correction systems find that the arrangement sizes of different sites are different, and the occupation size of the two correction systems in the width direction can be further optimized to meet the use requirement of the site with smaller width.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in providing a goods plastic system, it is littleer at width direction occupation of land size.

The utility model discloses a realize like this: a cargo reshaping system comprising:

the first support frame is provided with a cavity;

the number of the first correcting parts is four, each first correcting part is rotatably connected to the first support frame around a vertical axis, and the four first correcting parts are arranged in a rectangular shape;

the first driving module drives the four first correcting pieces to synchronously rotate, open and close;

two second correcting parts are arranged, the two second correcting parts are connected to the first support frame in a transverse sliding mode and are symmetrically arranged, and each second correcting part is located between the two first correcting parts on the same side;

the second driving module drives the two second correcting parts to synchronously move towards or away from each other;

the conveying device is erected in the cavity, is arranged along the longitudinal direction and is positioned between the two second correcting pieces;

a lifting device;

the first limiting part is connected to the output end of the lifting device and is arranged on the conveying device along the transverse direction;

wherein, the bottom end of each first correcting member and each second correcting member is higher than the top surface of the conveying device.

Furthermore, the first driving module comprises four first actuating elements, and each first actuating element is fixedly connected to the first support frame; the output ends of the first execution elements are fixedly connected to the rotating shafts of the first correcting parts in a one-to-one correspondence mode.

Further, the second driving module comprises

A second actuator;

and the second transmission mechanism is connected to the output end of the second execution element and is connected to the two second correcting parts.

Furthermore, the number of the second executing elements is two, the second executing elements are arranged up and down, and each second executing element is a motor;

the number of the second transmission mechanisms is two;

each second transmission mechanism comprises a screw rod, a first nut and a second nut;

the screw rod is symmetrically provided with positive and negative threads, is rotationally connected to the first support frame and is transversely arranged;

the first nut is connected to the forward thread of the screw rod and fixedly connected to the second correcting piece;

the second nut is connected to the reverse thread of the screw rod and fixedly connected to the other second correcting piece;

the screw rods of the two second transmission mechanisms are distributed up and down, wherein one screw rod is positioned above the second correcting piece, and the other screw rod is positioned below the second correcting piece; and the axis of the screw rod and the transverse center line of the second correcting part are positioned in the same vertical plane.

Further, also includes

The two sliding rails are transversely paved on the first support frame;

the number of the sliding plates is two, at least one pair of sliding blocks is symmetrically arranged on each sliding plate, and each pair of sliding blocks is in one-to-one correspondence sliding connection with the two sliding rails;

the first nut connected to the upper screw rod is fixedly connected to one sliding plate, and the second nut connected to the upper screw rod is fixedly connected to the other sliding plate.

Further, the conveying device comprises a driving mechanism, a conveying support frame, a plurality of roller clamping pieces and a plurality of rollers;

the top of each roller clamping piece is downwards provided with a first clamping groove; the number of the roller clamping pieces is 2 times that of the rollers; two ends of the roller are respectively embedded into the first clamping groove of the roller clamping piece;

each roller fastener is connected to the conveying support frame, and the rollers are arranged in parallel at equal intervals;

the driving mechanism is fixedly connected to the conveying support frame; the driving mechanism drives all the rollers to synchronously rotate;

the lifting device is erected below the conveying support frame.

Furthermore, horizontal support rods are symmetrically arranged on two sides of the top of the conveying support frame; the inner side surface of each horizontal supporting rod is provided with an open second clamping groove;

the outer side surface of each roller clamping piece is provided with a clamping piece; the clamping piece is embedded into the second clamping groove.

Furthermore, each driving mechanism comprises a motor, a synchronous gear, a driving gear, a first chain and a second chain;

wherein the motor is fixedly connected with the conveying support frame; the driving gear is fixedly sleeved on an output shaft of the motor;

one end of each roller is fixedly sleeved with two synchronous gears;

the first chain is respectively meshed with the driving gear and one of the synchronous gears;

the synchronous gear on the roller and the opposite synchronous gear on the adjacent roller are meshed and connected together by a second chain; and the other synchronous gear on the roller is meshed and connected with the opposite synchronous gear on the other adjacent roller by using the second chain.

Furthermore, the roller is characterized by further comprising side retaining pieces, and each roller is fixedly sleeved with the side retaining piece.

The utility model has the advantages of as follows: the utility model discloses a cargo reshaping system, which comprises a first support frame, a first correcting part, a first driving module, a second correcting part, a second driving module, a conveying device, a lifting device and a first limiting part; each first correcting piece is rotationally connected to the first support frame around a vertical axis; the four first correcting pieces synchronously rotate to open and close; the two second correcting parts are connected to the first support frame in a transverse sliding mode; the two second correcting pieces synchronously move towards or away from each other. The tray is stopped and limited by the first limiting parts, then the goods are pushed right by the four first correcting parts rotating on the front end face and the rear end face of the goods, and then the goods are pushed right by the two second correcting parts on the left end face and the right end face of the goods, so that the shaping of the goods is finally realized. The four first correcting parts only need to rotate, so that transverse driving equipment can be omitted, and the transverse occupied space is reduced, so that the requirement of site arrangement with smaller width is met.

Drawings

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

Fig. 1 is a perspective view of the shaping system of the present invention.

Fig. 2 is a front view of the reshaping system of the present invention.

Fig. 3 is a left side view of the reshaping system of the present invention.

Fig. 4 is a perspective view of a state of use of the shaping system of the present invention.

Fig. 5 is a front view of a state of use of the shaping system of the present invention.

Fig. 6 is a perspective view of the shaping system after the conveying device, the lifting device and the first locating part are hidden.

Fig. 7 is a top view of the shaping system after the conveying device, the lifting device and the first locating part are hidden.

Fig. 8 is a bottom view of the shaping system after the conveying device, the lifting device and the first locating part are hidden.

Fig. 9 is a front view of the shaping system after the conveyor, the lifting device and the first locating part are hidden.

Fig. 10 is a side view of the reshaping system according to the present invention after the conveying device, the lifting device and the first position limiting member are hidden.

Fig. 11 is a sectional view a-a in fig. 10.

Fig. 12 is a perspective view of the conveying device, the lifting device, and the first stopper according to the present invention.

Fig. 13 is a front view of the conveying device, the lifting device, and the first stopper of the present invention.

Fig. 14 is a side view of the conveying device, the lifting device, and the first stopper according to the present invention.

Fig. 15 is a plan view of the conveying device, the lifting device, and the first stopper according to the present invention.

Fig. 16 is a schematic layout of the rollers and synchronizing gears of the present invention.

Description of reference numerals:

the first support frame 1 and the cavity 11;

a first correcting member 2, a rotating shaft 21, a bearing 22, a bearing seat 23;

a first drive module 3, a first actuator 31;

a second correcting member 4;

the second driving module 5, the second actuator 51, the second transmission mechanism 52, the screw 521, the first nut 522, the second nut 523, the rectangular frame 524, the connecting rod 525, the sliding rail 53, the sliding plate 54 and the sliding block 55;

the conveying device 6, the driving mechanism 61, the motor 611, the synchronizing gear 612, the driving gear 613, the first chain 614, the second chain 615, the conveying support frame 62, the horizontal support rod 621, the second clamping groove 6211, the roller clamping piece 63, the first clamping groove 631, the clamping piece 632 and the roller 64;

a lifting device 7;

the first limiting part 8, a vertical plate 81, a transverse plate 82 and a second supporting frame 83;

a tray 9;

side edge blocking pieces 10;

a first position sensor 20;

a second position sensor 30.

Detailed Description

The utility model discloses a design as follows:

(1) the four first correcting pieces 2 synchronously rotate to realize that the goods are pushed forward in the front-back direction, namely the longitudinal direction; the goods are pushed forward in the left-right direction, namely in the transverse direction, through the two second correcting pieces 4, and therefore the shaping of the goods is achieved. Because four first correction piece 2 need not to carry out lateral shifting, consequently, both can save the required displacement space of its lateral shifting, can save its lateral shifting's drive arrangement's occupation of land size again, thereby under the same circumstances, can with goods plastic system's width direction, the size of direction is reduced about promptly to satisfy the place user demand of less width.

Wherein the first correcting element 2 is rotated to the transverse direction during the shaping process, and is rotated by at least 90 degrees from the transverse direction after the shaping process is finished, for example, the first correcting element is rotated by 90 degrees to the longitudinal direction, so that the first correcting element can give way without moving transversely; rotation greater than 90 is also possible without the additional increase in the width dimension of the entire reshaping system.

(2) Two second executive components 51 which are arranged up and down drive two second correcting parts 4 to synchronously open and close, and the two second executive components 51 are arranged up and down, so that compared with the situation that only one second executive component is arranged, the pushing force during shaping can be increased, and the situation that when one end of the second correcting part 4 is stressed, the other end of the second correcting part is flared to cause incomplete shaping is avoided.

Please refer to fig. 1 to 16.

The utility model discloses a goods plastic system, include:

the first support frame 1 is provided with a cavity 11;

four first correcting parts 2, wherein each first correcting part 2 is rotatably connected to the first support frame 1 around a vertical axis, and the four first correcting parts 2 are arranged in a rectangular shape;

the first driving module 3 drives the four first correcting pieces 2 to synchronously rotate, open and close;

two second correcting parts 4 are provided, the two second correcting parts 4 are connected to the first support frame 1 in a sliding manner along the transverse direction, the two second correcting parts 4 are symmetrically arranged, and each second correcting part 4 is positioned between the two first correcting parts 2 on the same side;

the second driving module 5 drives the two second correcting parts 4 to synchronously move towards or away from each other;

the conveying device 6 is erected in the cavity 11, is arranged along the longitudinal direction and is positioned between the two second correcting pieces 4;

a lifting device 7;

the first limiting part 8 is connected to the output end of the lifting device 7 and is arranged on the conveying device 6 along the transverse direction; in an embodiment, the first limiting member 8 includes a vertical plate 81 and a horizontal plate 82 connected to each other, wherein the horizontal plate 82 is fixedly connected to the output shaft of the lifting device 7, and the lifting device 7 is fixedly connected to the second supporting frame 83.

Wherein the bottom end of each of the first correcting element 2 and the second correcting element 4 is higher than the top surface of the conveying device 6. In the embodiment, as shown in fig. 5, the bottom ends of the first correcting member 2 and the second correcting member 4 are higher than the top surface of the tray 9 to avoid interference with the tray 9, and are lower than the top surface of the lowest cargo, for example, lower than the height direction center position of the lowest cargo, so that the lowest cargo is better stressed and pushed to be shaped.

The four first correcting pieces 2 are rotated to the transverse direction during shaping, the distance between the front and rear first correcting pieces 2 is equal to the longitudinal total length of the goods, and clearance fit is adopted during actual use, so that the goods are prevented from being crushed during shaping;

similarly, when the second correcting part 4 is shaped and synchronously moves in place in opposite directions, the distance between the second correcting part and the second correcting part is equal to the total width of the goods, and clearance fit is adopted in practical use, so that the goods are prevented from being pressed into blocks during shaping.

The use method comprises the following steps:

before shaping, the first driving module 3 drives the four first correcting parts 2 to rotate to be longitudinally opened, and the second driving module 5 drives the two second correcting parts 4 to synchronously move away from each other to be moved to a preset opening position.

During shaping:

the conveying device 6 drives the tray 9 and the goods to be transported towards the first limiting part 8;

the lifting device 7 drives the first limiting part 8 to lift, so that the tray 9 is blocked in a preset shaping area;

the first driving module 3 drives the four first correcting pieces 2 to synchronously rotate to be transversely closed, and the cargoes are pushed right on the front end face and the rear end face of the cargoes;

the second driving module 5 drives the two second correcting parts 4 to synchronously move oppositely to a preset closing position to push the goods forward, so that the shaping of the goods is completed.

After the shaping is finished, the first driving module 3 drives the four first correcting parts 2 to synchronously rotate to be longitudinally opened, so that the resetting is realized;

the second driving module 5 drives the two second correcting parts 4 to synchronously depart from each other to a preset opening position, so that resetting is realized;

finally, the lifting device 7 drives the first limiting member 8 to descend below the tray, so that the tray is conveyed forwards by the conveying device 6.

As shown in fig. 10 and 11, the first driving module 3 includes four first actuators 31, and each first actuator 31 is fixedly connected to the first support frame 1; the output ends of the first actuators 31 are fixedly connected to the rotating shaft of the first correcting element 2 in a one-to-one correspondence manner. In a specific embodiment, the first actuator 31 is a motor. In other embodiments, a speed reducer may be added, and an output shaft of the first actuator 31 is connected to an input end of the speed reducer, and an output end of the speed reducer is fixedly connected to the rotating shaft 21 of the first correcting element 2. The upper end and the lower end of the rotating shaft 21 are respectively nested in the inner ring of the bearing 22, the outer ring of the bearing 22 is fixed on the bearing seat 23, and the bearing seat 23 is fixed on the first support frame 1.

The second drive module 5 comprises

A second actuator 51;

and a second transmission mechanism 52 connected to the output end of the second actuator 51 and connected to the two second calibration members 4.

Two second actuators 51 are arranged up and down, and each second actuator 51 is a motor;

two second transmission mechanisms 52 are provided;

each second transmission mechanism 52 comprises a screw 521, a first nut 522 and a second nut 523;

the screw rod 521 is symmetrically provided with positive and negative threads, is rotatably connected to the first support frame 1, and is arranged along the transverse direction;

the first nut 522 is connected to the positive thread of the screw rod 521 and is fixedly connected to a second correcting element 4;

the second nut 523 is connected to the reverse thread of the screw 521 and is fixedly connected to another second correcting member 4; as shown in fig. 6, wherein the lower first nut 522 and the lower second nut 523 are in a disassembled state, in the illustrated embodiment, the first nut 522 and the second nut 523 are respectively fixed in a rectangular frame 524; the rectangular frame 524 is fixedly connected to the second correcting member 4 by a connecting rod 525.

Wherein the screw rods 521 of the two second transmission mechanisms 52 are distributed vertically, one screw rod 521 is located above the second correcting element 2, and the other screw rod 521 is located below the second correcting element 2; and the axis of the screw 521 and the transverse center line of the second correcting member 2 are located in the same vertical plane.

Also comprises

Two slide rails 53 are provided, and the two slide rails 53 are laid on the first support frame 1 along the transverse direction;

the number of the sliding plates 54 is two, at least one pair of sliding blocks 55 are symmetrically arranged on each sliding plate 54, and each pair of sliding blocks 55 are connected to the two sliding rails 53 in a one-to-one corresponding sliding manner;

the first nut 522 connected to the upper screw 521 is fixedly connected to one of the sliding plates 54, and the second nut 523 connected to the upper screw 521 is fixedly connected to the other sliding plate 54.

The conveying device 6 comprises a driving mechanism 61, a conveying support frame 62, a plurality of roller clamping pieces 63 and a plurality of rollers 64;

a first clamping groove 631 is formed downwards at the top of each roller clamping piece 63; the number of the roller fasteners 631 is 2, the number of the rollers 64; two ends of the roller 64 are respectively embedded into the first clamping groove 631 of one roller clamping piece 63;

each roller fastener 63 is connected to the conveying support frame 62, and the rollers 64 are arranged in parallel at equal intervals;

the driving mechanism 61 is fixedly connected to the conveying support frame 62; the driving mechanism 61 drives all the rollers 64 to synchronously rotate;

the lifting device 7 is erected below the conveying support frame 72. In a specific embodiment, the lifting device 7 is a hydraulic cylinder, and a piston rod of the hydraulic cylinder is arranged vertically upward.

Horizontal support rods 621 are symmetrically arranged on two sides of the top of the conveying support frame 62; the inner side surface of each horizontal supporting rod 621 is provided with a second clamping groove 6211 with an opening;

the outer side surface of each roller clamping piece 63 is provided with a clamping piece 632; the clip 632 is inserted into the second slot 6211.

Each driving mechanism 61 comprises a motor 611, a synchronizing gear 612, a driving gear 613, a first chain 614 and a second chain 615;

wherein, the motor 611 is fixedly connected to the conveying support frame 62; the driving gear 613 is fixedly sleeved on the output shaft of the motor 611;

one end of each roller 64 is fixedly sleeved with two synchronous gears 612;

the first chains 614 are respectively engaged with the driving gear 613 and one of the synchronizing gears 612;

one of the synchronizing gears 612 on the rollers 64 and an adjacent one of the synchronizing gears 612 on the rollers 64 which is opposite to each other are meshed and connected together by a second chain 615; the other synchronous gear 612 on the roller 64 is meshed with the opposite synchronous gear 612 on the other adjacent roller 64 by using a second chain 615.

In another embodiment, the first position sensor 20 and the second position sensor 30 may be further disposed on the transportation support frame 62, wherein the first position sensor 20 is used for detecting whether the tray reaches a predetermined position; the second position sensor 30 is used to set a predetermined deceleration position, that is, when the second position sensor 30 detects the tray, the motor 611 decelerates according to a predetermined program to gradually decelerate and stop the tray 9, and when the tray is detected by the first position sensor 20, the motor 611 stops running, the tray stops at the predetermined position, and then the shaping can be performed. The implementation does not need to use the first limiting member 8 and the lifting device 7. Of course, the first sensor 20 and the second sensor 30 can also be used together with the first limiting member 8 and the lifting device 7.

The side baffle plate device further comprises side baffle plates 10, and each roller 64 is fixedly sleeved with the side baffle plate 10. Through the side separation blade 10 of roller 64 both sides, guide and spacing to the tray, in concrete implementation, two the interval between the side separation blade 10 can equal the width of tray 9 plus the offset that allows the tray, and this can go to set up according to actual conditions to need not to carry out position correction again to tray 9 like prior art, unified benchmark.

Example (b): the method can be used for a three-dimensional automatic warehouse, and shaping is performed before warehousing; the first actuator 31, the second actuator 51, the motor 611, the first position sensor 20, the second position sensor 30 and the lifting device 7 are in communication connection with a controller, the controller can be a control system of a three-dimensional automatic warehouse and can also be configured independently, and then the controller is in communication connection with the control system of the three-dimensional automatic warehouse to realize unified control; the controller can adopt the existing PLC, such as the model: FX5U-64 MT/ES. The conveying device 6 can be connected with a conveying line of a three-dimensional automatic warehouse together, and the goods are shaped before being put in or taken out of the warehouse.

The controller may control each electrical component to operate according to the above-described usage pattern.

Wherein, the pallets and goods are firstly conveyed to the conveying device 6 through the conveying line, and the controller controls the conveying device 6 to convey the pallets and goods to a preset shaping position; in the process, the lifting device 7 can be controlled by the controller to lift the first limiting piece 8 first, so that the tray 9 and the goods are blocked at the preset shaping position, when the method is adopted, the tray 9 and the goods are judged to be blocked at the preset position by pre-calculating the running time or the number of rotation turns of the motor 611, so that the controller is informed, and the method can also be combined with the first position sensor 20, when the tray 9 is detected by the first position sensor 20, the tray 9 is indicated to be blocked at the preset shaping position by the first limiting piece 8, and at the moment, the first position sensor 20 feeds back a signal to the controller so as to inform the controller to perform the next action.

Alternatively, when the second position sensor 30 senses the tray, a feedback signal is sent to the controller, the controller controls the motor 611 to decelerate according to a predetermined program until the tray stops at a predetermined shaping position, and the controller is informed of the next operation by the feedback signal sent from the first position sensor 20.

Although specific embodiments of the present invention have been described, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the claims appended hereto.

Claims (9)

1. A cargo reshaping system, comprising: the method comprises the following steps:

the first support frame is provided with a cavity;

the number of the first correcting parts is four, each first correcting part is rotatably connected to the first support frame around a vertical axis, and the four first correcting parts are arranged in a rectangular shape;

the first driving module drives the four first correcting pieces to synchronously rotate, open and close;

two second correcting parts are arranged, the two second correcting parts are connected to the first support frame in a transverse sliding mode and are symmetrically arranged, and each second correcting part is located between the two first correcting parts on the same side;

the second driving module drives the two second correcting parts to synchronously move towards or away from each other;

the conveying device is erected in the cavity, is arranged along the longitudinal direction and is positioned between the two second correcting pieces;

a lifting device;

the first limiting part is connected to the output end of the lifting device and is arranged on the conveying device along the transverse direction;

wherein, the bottom end of each first correcting member and each second correcting member is higher than the top surface of the conveying device.

2. A cargo reshaping system as defined in claim 1, wherein: the first driving module comprises four first actuating elements, and each first actuating element is fixedly connected to the first support frame; the output ends of the first execution elements are fixedly connected to the rotating shafts of the first correcting parts in a one-to-one correspondence mode.

3. A cargo reshaping system as defined in claim 1, wherein: the second driving module comprises

A second actuator;

and the second transmission mechanism is connected to the output end of the second execution element and is connected to the two second correcting parts.

4. A cargo reshaping system as defined in claim 3, wherein: the number of the second executing elements is two, the second executing elements are arranged up and down, and each second executing element is a motor;

the number of the second transmission mechanisms is two;

each second transmission mechanism comprises a screw rod, a first nut and a second nut;

the screw rod is symmetrically provided with positive and negative threads, is rotationally connected to the first support frame and is transversely arranged;

the first nut is connected to the forward thread of the screw rod and fixedly connected to the second correcting piece;

the second nut is connected to the reverse thread of the screw rod and fixedly connected to the other second correcting piece;

the screw rods of the two second transmission mechanisms are distributed up and down, wherein one screw rod is positioned above the second correcting piece, and the other screw rod is positioned below the second correcting piece; and the axis of the screw rod and the transverse center line of the second correcting part are positioned in the same vertical plane.

5. The cargo reshaping system of claim 4, wherein: also comprises

The two sliding rails are transversely paved on the first support frame;

the number of the sliding plates is two, at least one pair of sliding blocks is symmetrically arranged on each sliding plate, and each pair of sliding blocks is in one-to-one correspondence sliding connection with the two sliding rails;

the first nut connected to the upper screw rod is fixedly connected to one sliding plate, and the second nut connected to the upper screw rod is fixedly connected to the other sliding plate.

6. A cargo reshaping system as defined in claim 1, wherein: the conveying device comprises a driving mechanism, a conveying support frame, a plurality of roller clamping pieces and a plurality of rollers;

the top of each roller clamping piece is downwards provided with a first clamping groove; the number of the roller clamping pieces is 2 times that of the rollers; two ends of the roller are respectively embedded into the first clamping groove of the roller clamping piece;

each roller fastener is connected to the conveying support frame, and the rollers are arranged in parallel at equal intervals;

the driving mechanism is fixedly connected to the conveying support frame; the driving mechanism drives all the rollers to synchronously rotate;

the lifting device is erected below the conveying support frame.

7. The cargo reshaping system of claim 6, wherein: horizontal support rods are symmetrically arranged on two sides of the top of the conveying support frame; the inner side surface of each horizontal supporting rod is provided with an open second clamping groove;

the outer side surface of each roller clamping piece is provided with a clamping piece; the clamping piece is embedded into the second clamping groove.

8. A cargo reshaping system as defined in claim 7, wherein: each driving mechanism comprises a motor, a synchronous gear, a driving gear, a first chain and a second chain;

wherein the motor is fixedly connected with the conveying support frame; the driving gear is fixedly sleeved on an output shaft of the motor;

one end of each roller is fixedly sleeved with two synchronous gears;

the first chain is respectively meshed with the driving gear and one of the synchronous gears;

the synchronous gear on the roller and the opposite synchronous gear on the adjacent roller are meshed and connected together by a second chain; and the other synchronous gear on the roller is meshed and connected with the opposite synchronous gear on the other adjacent roller by using the second chain.

9. A cargo reshaping system as defined in claim 8, wherein: the roller is characterized by further comprising side retaining pieces, and each roller is fixedly sleeved with the side retaining piece.

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