CN209815083U - Automatic warehouse-out system - Google Patents

Abstract

The utility model discloses an automatic warehouse-out system, which comprises a cargo transportation unit, a pallet feeding unit, a pallet replacing unit and a pallet recycling unit, wherein the cargo transportation unit is used for transporting a recoverable pallet and the cargos above the recoverable pallet to the pallet replacing unit; the pallet threading unit comprises a pallet threading conveying line used for conveying the disposable pallet to the pallet changing unit; the pallet replacing unit comprises an automatic pallet replacing device, the automatic pallet replacing device comprises a base, a lifting seat and a pallet replacing transmission line, at least one pallet fork capable of moving in the horizontal direction relative to the base is further arranged on the base, and the pallet fork comprises a plurality of inserting teeth capable of being inserted into inserting tooth grooves of the pallet; the pallet recovery unit includes a recovery conveyor for transporting the recoverable pallet away from the pallet change unit. The automatic warehouse-out system realizes a plurality of functions of automatic warehouse-out of goods, automatic pallet replacement, automatic recovery of a recoverable pallet and the like, and is favorable for reducing the production cost and improving the production efficiency.

Description

Automatic warehouse-out system

Technical Field

The utility model relates to an automatic warehouse-out system.

Background

Goods stored in the warehouse are generally placed on the pallet, as shown in fig. 1 and 2, the pallet is provided with a clamping groove, so that when the goods need to be transported, the pallet and the goods can be lifted up simultaneously only by inserting the gear shaping of a forklift into the clamping groove, and the transportation is convenient. The upper part of the pallet is also provided with a socket, and the socket of the forklift can be inserted into the socket to directly lift the goods from the pallet for removal.

Two types of pallets are commonly used in logistics: the pallet and the disposable pallet can be recovered. The recyclable pallet is generally recycled in a warehouse, and the service cycle is longer, so the manufacturing cost is higher; however, the goods delivered to customers are disposable pallets, which are generally made of low-cost materials and have poor durability due to their short service life and cost saving. Therefore, when goods are delivered from a warehouse, the goods need to be transported from a recyclable pallet with good quality to a disposable pallet with low cost. The pallet is changed by generally using a manual mode in the prior art, but because the center of gravity of the goods is higher and the quality is heavier, the time and the labor are consumed very much in the changing process, the automation degree is lower, and once the quantity of the goods leaving warehouse is larger, the leaving warehouse efficiency in the prior art is difficult to meet the actual demand and has certain danger.

Disclosure of Invention

The utility model aims at providing an automatic warehouse-out system can improve the warehouse-out efficiency of goods, realize that the pallet is automatic to be changed and automatic to be retrieved.

In order to achieve the above purpose, the utility model adopts the technical scheme that: an automatic warehouse-out system comprises a cargo transportation unit, a pallet on-line unit, a pallet replacing unit and a pallet recycling unit, wherein the cargo transportation unit is used for transporting a recyclable pallet and cargos above the recyclable pallet to the pallet replacing unit; the pallet threading unit comprises a pallet threading conveyor line for conveying disposable pallets onto the pallet changing unit; the pallet replacing unit comprises an automatic pallet replacing device, the automatic pallet replacing device comprises a base, a lifting seat capable of moving up and down relative to the base, and a pallet replacing transmission line used for transmitting the pallet and arranged on the lifting seat, at least one pallet fork capable of moving in the horizontal direction relative to the base is further arranged on the base, and the pallet fork comprises a plurality of inserting teeth capable of being inserted into inserting tooth grooves of the pallet; the pallet recovery unit includes a recovery conveyor for transporting the recoverable pallet away from the pallet change unit.

Preferably, the unit is retrieved to pallet still including being used for with the automatic device that piles up of pallet that stacks into a pile can be retrieved to the pallet, the automatic device that piles up of pallet include with retrieve the pile up neatly transmission line that the transfer chain meets and two can be relative pile up neatly lift seat of pile up neatly transmission line up-and-down motion, pile up neatly lift seat is located respectively the left and right sides of pile up neatly transmission line direction of transmission, be provided with the pile up neatly supporting shoe that can its motion relatively on the pile up neatly lift seat, the pile up neatly supporting shoe can move to first position and second position at least, works as the pile up neatly supporting shoe is located during the first position, the pile up neatly supporting shoe is inserted and is established the pallet in the clamping groove, work as the pile up neatly supporting shoe is located during.

Further preferably, also be provided with in the unit that reaches standard grade of pallet the automatic device that piles up of pallet, it is used for with the pallet stack split is solitary the pallet, and transport extremely on the pallet delivery line that reaches standard grade.

Preferably, the freight unit is including being located the pallet changes the goods transmission line of unit top and be used for with the goods is in the goods transmission line with the pallet changes the goods elevating platform of transportation between the unit, the goods elevating platform sets up the goods transmission line with between the unit is changed to the pallet, be provided with on the goods elevating platform transmission direction with the same goods elevating platform transmission line of goods transmission line.

Further preferably, retrieve conveyor include with the goods transmission line is located the recovery transmission line of same height, sets up retrieve the transmission line with the pallet retrieves the recovery elevating platform between the unit, be provided with on retrieving the elevating platform and retrieve the elevating platform transmission line.

Still further preferably, one end of the recovery conveying line is connected to the recovery lifting platform, and the other end of the recovery conveying line is connected to the cargo conveying line.

Further preferably, the automatic warehouse-out system further comprises a slope shipment transmission line, one end of the slope shipment transmission line is connected with the cargo transmission line, and the height of the other end of the slope shipment transmission line is flush with the height of the pallet changing unit.

Preferably, the pallet change unit is including connecting the pallet unit of getting on the throne with the pallet retrieves the shipment transmission line between the unit, the automatic device of changing of pallet is located the lateral part of shipment transmission line, still be provided with on the shipment transmission line and be used for with the pallet is transported the horizontal switching-over conveyer on the automatic device of changing of pallet.

Preferably, the shipment conveying line is a roller conveying line, the horizontal reversing conveying device comprises a plurality of reversing conveying chains with a plurality of conveying directions perpendicular to the shipment conveying line and a driving device for driving the reversing conveying chains to move up and down, and the reversing conveying chains are arranged between rollers of the roller conveying line.

Further preferably, the automatic pallet changing device further comprises a stopper for stopping the pallet on the pallet changing transmission line, the stopper is relatively moved up and down by the base, and the stopper is located on the side of the pallet changing transmission line far away from the pallet in the transmission direction of the pallet changing transmission line.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage: (1) the automatic warehouse-out system of the utility model has the advantages that when goods are delivered out of the warehouse, the goods are delivered out of the warehouse completely and automatically by the equipment without manual participation, the warehouse-out efficiency is higher, and the error rate is low; (2) the automatic warehouse-out system of the utility model can realize the automatic replacement of the pallet, reduce the labor capacity of workers and reduce the labor cost; (3) the automatic recovery of the recoverable pallet can be realized, and the production cost is saved.

Drawings

Figure 1 is a top view of the pallet;

fig. 2 is a front view of the pallet;

FIG. 3 is a top view of the automated warehouse exit system;

FIG. 4 is a top view of the shipment line, the horizontal diverting conveyor, and the automatic pallet changer;

FIG. 5 is a schematic front view of an automatic ex-warehouse system;

fig. 6 is a top view of the automatic pallet changer, with the insert teeth inserted into the insert tooth slots;

fig. 7 is a front view of the automatic pallet changer with the insert pins inserted into the insert slots;

FIG. 8 is a top view of the automatic pallet changer with the gear teeth out of the gear tooth slots;

FIG. 9 is a front view of the automatic pallet changer with the gear teeth out of the gear tooth slots;

fig. 10 is an isometric view of the automatic pallet stacking apparatus;

FIG. 11 is an enlarged view of FIG. 10 at A;

fig. 12 is a top view of the automatic pallet stacking apparatus;

fig. 13 is a side view of the automatic pallet stacking apparatus;

fig. 14 is an isometric view of another embodiment of an automatic pallet stacking apparatus;

wherein: 1. a cargo transport unit; 11. a cargo conveying line; 12. a cargo lift table; 121. a cargo lift conveyor line;

2. a pallet threading unit; 21. a pallet on-line conveying line;

3. a pallet changing unit; 31. a pallet automatic replacing device; 311. a base; 312. a lifting seat; 313. a pallet replacing transmission line; 314. a pallet fork; 3141. gear shaping; 315. a stopper; 316. an air bag; 317. a limiting block; 32. a shipment line; 33. a horizontal reversing conveyor; 331. a reversing conveyor chain;

4. a pallet recovery unit; 41. a recovery conveying device; 411. recovering the transmission line; 412. recovering the lifting platform; 4121. recovering the lifting platform transmission line;

5. automatic pallet stacking device; 51. a frame; 52. a stacking transmission line; 53. a stacking lifting seat; 54. a support block; 55. a gear; 56. a rack; 57. positioning blocks; 58. a guide block; 581. a guide slope; 582. a long hole; 59. a double-stroke cylinder;

6. a slope shipment line; 10. a pallet; 101. a gullet slot; 102. screens groove.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 3 to 5, the present invention provides an automatic warehouse-out system, which comprises a cargo transportation unit 1, a pallet-feeding unit 2, a pallet-replacing unit 3, and a pallet-recovering unit 4.

The cargo transportation unit 1 comprises a pallet changing unit 3 for transporting a recoverable pallet and the cargo above the recoverable pallet, the pallet feeding unit 2 comprises a pallet feeding conveyor line 21 for transporting a disposable pallet to the pallet changing unit 3, the pallet changing unit 3 comprises a pallet automatic changing device 31, the pallet automatic changing device 31 can change the recoverable pallet below the cargo into the disposable pallet, the pallet recovery unit 4 comprises a recovery conveying device 41 for transporting the recoverable pallet away from the pallet changing unit 3, and the recoverable pallet continues to be used in a warehouse after being recovered.

Referring to fig. 6 to 9, the automatic pallet changer 31 includes a base 311, a lifting base 312 capable of moving up and down relative to the base 311, a pallet change transmission line 313 for transmitting the pallet 10 and disposed on the lifting base 312, at least one fork 314 capable of moving in a horizontal direction relative to the base 311, wherein the fork 314 includes a plurality of insertion teeth 3141 capable of being inserted into insertion grooves of the pallet 10.

When the pallet change transfer line 313 transfers the pallet 10 to the forks 314, the lifting base 312 moves upward to lift the pallet 10 together with the goods, when the height of the socket 101 is flush with the insert 3141, the fork 314 moves toward the pallet 10, the insert 3141 is inserted into the socket 101, and then the lifting base 312 moves downward, the pallet 10 moves downward along with the pallet change transfer line 313, and the goods remain stationary and separated from the pallet 10 under the support of the insert 3141. When the lifting base 312 moves to the state that the gear shaping 3141 is completely separated from the gear shaping slot 101, the pallet changing transmission line 313 transports the pallet 10 away, then transports a new pallet 10 under the goods, the lifting base 312 moves upwards to make the new pallet 10 contact with the goods, finally the fork 314 moves away from the pallet 10, when the gear shaping 3141 is completely separated from the gear shaping slot 101, the lifting base 312 moves downwards again, and the pallet changing transmission line 313 continuously transports and delivers the pallet 10 and the goods on the pallet 10 out of the warehouse. The replaced recyclable pallet is transferred to the pallet recycling unit 4 and recycled to the warehouse by the recycling conveyor 41. Therefore, the automatic warehouse-out system realizes a plurality of functions of automatic warehouse-out of goods, automatic pallet replacement, automatic recovery of a recoverable pallet and the like.

The moving direction of the pallet fork 314 and the extending direction of the gear shaping 3141 are parallel to the extending direction of the gear shaping groove 101, and the gear shaping 3141 can be inserted into the gear shaping groove 101 by the linear movement of the pallet fork 314 towards the direction close to the pallet 10, so that the control difficulty is low.

The pallet change transmission line 313 is provided with a fork 314 on the left and right sides of transmission direction respectively, and every fork 314 all is driven by a straight line cylinder, and the direction of motion collineation of two forks 314 extends, and two forks 314 support the goods jointly in the both sides of goods, and the goods is difficult to incline or topple to one side, arranges like this that the fork 314 is also littleer to the transmission influence of pallet 10 and goods on the pallet change transmission line 313. In this embodiment, the movement direction of the forks 314 is perpendicular to the transfer direction of the pallet change transfer line 313, facilitating the insertion of the inserts 3141 into the socket 101.

The automatic pallet changing apparatus further includes a stopper 315 movable up and down with respect to the base 311, the stopper 315 being located at one side of the forks 314 in the transferring direction of the pallet changing transfer line 313, the stopper 315 being movable to a stopping position and a releasing position. When the stop 315 is moved to the blocking position, the pallet 10 on the pallet change transfer line 313 does not move forward with the pallet change transfer line 313 and is stationary relative to the base, at which time the gear insert 3141 can be inserted into the gear insert slot 101; the pallet 10 on the pallet change transfer line 313 continues to move with the pallet change transfer line 313 as the dogs 315 move to the release position. Due to the arrangement of the block 315, the pallet changing transmission line 313 always keeps a moving state, and automatic pallet changing can be realized.

In this embodiment, the pallet change line 313 is a roller line, the stopper 315 is disposed between two adjacent rollers on the roller line, and when the stopper 315 is located below the pallet change line 313, the stopper 315 is in the release position; when the upper end of the dog 315 is above the pallet change transmission line 313, the dog 315 is in the blocking position.

The automatic pallet changing device further comprises an air bag 316 for driving the lifting seat 312 to move up and down, and the air bag 316 is located between the lifting seat 312 and the base 311. Compared with other driving modes such as an air cylinder and the like, the air bag 316 has the advantages of more compact volume and lower price.

The left and right sides of the pallet changing transmission line 313 in the transmission direction are respectively provided with a limiting block 317, the distance between the two limiting blocks 317 is equal to the width of the pallet 10, the two limiting blocks 317 regulate the position of the pallet 10, and the accuracy of the positioning of the pallet 10 in the width direction is ensured.

The pallet threading unit 2 and the pallet recycling unit 4 are both provided with an automatic pallet stacking device 5. In the pallet threading unit 2, the automatic pallet stacking device 5 is used for splitting the stack of disposable pallets transported to the pallet threading transmission line 21 into individual pallets 10; in the pallet recycling unit 4, the automatic pallet stacking apparatus 5 is used to stack the replaced recyclable pallets into a pallet stack for recycling.

Specifically, as shown in fig. 10 to 14, the automatic pallet stacking device 5 includes a frame 51, a pallet conveying line 52 disposed on the frame 51 and used for conveying the pallet 10, two pallet lifting seats 53 capable of moving up and down relative to the frame are further disposed on the base 1, the pallet lifting seats 53 are respectively disposed on the left and right sides of the conveying direction of the pallet conveying line 52, support blocks 54 capable of moving relative to the pallet lifting seats 53 are disposed on the pallet lifting seats 53, and the support blocks 54 are at least capable of moving to a first position and a second position. The support block 54 is inserted into the detent slot 102 of the pallet 10 when the support block 54 is in the first position (as shown in fig. 10 and 11), and the support block 54 is fully withdrawn from the detent slot of the pallet 10 when the support block 54 is in the second position (as shown in fig. 14).

When the automatic pallet stacking device 5 is used for stacking and stacking pallets 10, the pallet conveying line 52 conveys the pallets 10 to between two pallet lifting seats 53, the support blocks 54 on the pallet lifting seats 53 are all in the second position, then the support blocks 54 move to the first position to be inserted into the clamping grooves 102, the pallet lifting seats 53 on two sides simultaneously ascend to enable the pallet 10 to be lifted, the lifted height is larger than the thickness of the pallet 10, then the second pallet 10 is conveyed to the position under the first pallet 10 by the pallet conveying line 52, then the pallet lifting seats 53 on two sides move downwards to enable the first pallet 10 to be stacked on the second pallet 10, then the support blocks 54 move to the first position, the two pallet lifting seats 53 continue to move downwards to enable the height of the support blocks 54 to be flush with the clamping grooves 102 of the lowest pallet 10, the support blocks 54 move to the second position again, the pallet lifting seats 53 lift the two pallets 10 together, so that the next pallet 10 can be transported under two pallets 10 and so that a plurality of pallets 10 can be stacked as a stack in such a cyclic motion.

When the automatic pallet stacking device 5 is used for splitting a pallet stack, the pallet stack needs to be conveyed between two pallet lifting seats 53, all the pallets 10 located above the lowermost pallet 10 are lifted by the pallet lifting seats 53 and the supporting blocks 54, and after the lowermost pallet 10 is removed by the pallet conveying line 52, the pallet lifting seats 53 are lowered to place the rest of the pallets 10 on the pallet conveying line 52, and the pallet stacks 10 are cyclically moved in such a way that the individual pallets 10 are split one by one from the pallet stack.

Specifically, the palletizing lifting base 53 is driven by a two-stroke cylinder 59, which is capable of driving the palletizing lifting base 53 to move to a first height, a second height, and a third height which are sequentially raised. When the palletising lift seat 53 is at the first height, the support block 54 is flush with the detent groove 102 of the lowermost pallet 10; when the pallet lift seat 53 is at the second height, the support block 54 is flush with the detent groove 102 of the next lowest pallet 10; when the support block 4 is inserted into the detent slot 102 and the pallet lift base 53 is at the third height, the spacing between the pallet stack and the pallet conveyor line 52 is greater than the thickness of the pallet 10. The double-stroke cylinder 59 is low in cost, can meet the requirement of the movement precision of the stacking lifting seat 53, and is beneficial to reducing the cost of the whole machine.

In order to ensure that the pallet 10 is lifted stably, two support blocks 54 are arranged on each pallet lifting seat 53, so that the four support blocks 54 support the pallet stack together when the pallet stack is lifted, and the pallet stack is not easy to overturn.

In the present embodiment, the support block 54 is rotatably provided on the pallet lift base 53, as shown in fig. 14, so that even when the support block 54 is withdrawn from the detent groove 102, a large space is not occupied and the structure of the device is compact.

The length of the supporting block 54 should not be too long, which is liable to waste space, and is not liable to insert into the clamping groove 102, and increases the operation load of the device, and the length of the supporting block 54 should not be too short, which is inconvenient to lift the pallet 10. Because the width of the locking groove 102 is wide, the supporting block 54 is set to rotate in the horizontal plane, the rotation center line of the supporting block 54 extends in the vertical direction, the length of the supporting block 54 is smaller than the width of the locking groove 102, the supporting block 54 can horizontally rotate to enter and exit the locking groove 102, and thus the size of the supporting block 54 is proper.

Each support block 54 is coaxially and rotatably provided with a gear 55, the gear 55 is fixed relative to the corresponding support block 54, the pallet lifting seat 53 is slidably provided with a rack 56, and the rack 56 is simultaneously meshed with the two gears 55 on the pallet lifting seat 53. Therefore, only the rack 56 needs to be driven to drive the two supporting blocks 54 to move synchronously, and the structure is simplified.

A positioning block 57 is arranged above the stacking conveying line 52, the positioning block 57 is fixed relative to the frame 51, and the stacking lifting seat 53 and the positioning block 57 are sequentially arranged along the conveying direction of the stacking conveying line 52. When the automatic pallet stacking device 5 stacks the pallets 10, the distance between the positioning block 57 and the pallet conveying line 52 is smaller than the thickness of the pallet 10. Therefore, when the pallet 10 is conveyed on the pallet conveying line 52, the pallet 10 is blocked by the positioning block 57 and can be accurately stopped between the two pallet lifting seats 53, so that the stacking precision is ensured, and the stack of the pallet 10 is prevented from being untidy and causing overturning.

Referring to fig. 10 to 14, the frame 51 is further provided with two guide blocks 58, the two guide blocks 58 are respectively located on the left and right sides of the conveying direction of the pallet conveying line 52, the guide blocks 58 and the positioning blocks 57 are respectively located on the two sides of the pallet lifting base 53, one end portion, away from the pallet lifting base 53, of each guide block 58 is provided with a guide inclined surface 581, the guide inclined surfaces of the two guide blocks 581 form a bell mouth, and the width of the bell mouth is larger as the bell mouth is farther away from the pallet lifting base 53. Under the regulation of the guide block 58 and the positioning block 57, the relative positions of the pallets 10 entering between the stacking lifting seats 53 are consistent, and the neatness during stacking is ensured.

At least one long hole 582 with the extending direction perpendicular to the transmission direction of the stacking transmission line 52 is formed in the guide block 58, a threaded hole corresponding to the long hole 582 is formed in the machine frame 51, and a screw penetrates through the long hole 582 and is in threaded connection with the threaded hole. The spacing between the two guide blocks 58 is thus adjustable and can accommodate pallets 10 of various sizes.

When using the utility model discloses an automatic device that piles up of pallet carries out split pallet buttress, because the pallet buttress is higher, can be regulated betterly for guaranteeing it, guide block 58 need set up higher correspondingly. Specifically, when N pallets 10 are stacked on the pallet transport line 52 as one pallet stack (N is a positive integer greater than 2), the guide block 58 has a vertical dimension not less than N-1 times the thickness of the pallet 10, so that each pallet 10 can be properly aligned to prevent the pallet stack from collapsing and toppling.

In this embodiment, the warehouse is located on the second floor, and the freight in the warehouse needs to be transported to the first floor for loading and delivery when the freight is delivered. Therefore, the pallet change unit 3 is disposed on the first floor, the cargo transportation unit 1 includes the cargo transmission line 11 located on the second floor and the cargo lifting table 12 for transporting the cargo between the cargo transmission line 11 and the pallet change unit 3, the cargo lifting table 12 is disposed between the cargo transmission line 11 and the pallet change unit 3, and the cargo lifting table 12 is provided with the cargo lifting table transmission line 121 having the same transmission direction as the cargo transmission line 11. The cargo lift 12 is capable of moving up and down between first and second floors, and when the cargo lift 12 stops at the second floor, the cargo transmission line 11 transports the pallet 10 and the cargo onto the cargo lift 12, and then the cargo lift 12 transports the cargo onto the pallet changing unit 3 of the first floor.

The recovery conveyor 41 includes a recovery transfer line 411 located on the second floor and a recovery lift 412 provided between the recovery transfer line 411 and the pallet changing unit 3, and the recovery lift 412 is provided with a recovery lift transfer line 4121. The recyclable pallet replaced on the pallet replacing unit 3 is transported back to the warehouse of the second floor by the recycling conveyor 41.

One end of the recovery transmission line 411 is connected with the recovery lifting platform 412, and the other end of the recovery transmission line is connected with the cargo transmission line 11, so that the recoverable pallet sequentially passes through the recovery transmission line 411 and the cargo transmission line 11 to enter a warehouse, the use efficiency of the cargo transmission line 11 is improved, and the space occupation of the transmission line is reduced. Moreover, once the cargo lifting platform 12 goes wrong or is overhauled, the cargo can be transported to the first floor through the cargo transmission line 11 and the recovery conveying device 41, that is, the recovery conveying device 41 and the cargo lifting platform 12 mutually become a backup scheme of each other, so that the operation stability of the automatic warehouse-out system is improved.

The automatic delivery system also comprises a slope delivery transmission line 6, the slope delivery transmission line 6 is in a slope shape, one end part of the slope delivery transmission line is connected with the delivery transmission line of the second floor 11, the other end part of the slope delivery transmission line is arranged on the first floor, when the delivery goods number is less, the delivery goods can be directly transported to the first floor through the slope delivery transmission line, because the goods number is less, the weight is light, the pallet can be replaced in a manual mode, and the flexibility of the automatic delivery system is enabled to be stronger.

The pallet changing unit 3 further includes a delivery transmission line 32 connected between the pallet feeding unit 2 and the pallet recycling unit 4, the automatic pallet changing device 31 is located at a side portion of the delivery transmission line 32, and a horizontal reversing transmission device 33 is disposed on the delivery transmission line 32 corresponding to the automatic pallet changing device 31. When the pallet change is performed on the pallet changing device 31, the empty pallet 10 can be transported on the shipment line 32, which is advantageous for improving the shipment efficiency.

In this embodiment, the delivery line 32 is a roller conveying line, the horizontal reversing conveyor 33 includes a plurality of reversing conveyor chains 331 having a conveying direction perpendicular to the delivery line 32, the reversing conveyor chains 331 are disposed between the rollers of the roller conveying line, the reversing conveyor chains 331 are capable of moving up and down relative to the delivery line 32, and the horizontal reversing conveyor is provided with a driving device for driving the reversing conveyor chains 331 to move up and down. When the reversing conveyor chain 331 is lower than the delivery conveyor line 32, the pallet 10 is driven on the delivery conveyor line 32; when the pallet 10 moves above the reversing conveyor chain 331, the reversing conveyor chain 331 moves upward to jack up the pallet 10, and the pallet 10 can be transported to the automatic pallet changer 31 only by the transmission of the reversing conveyor chain 331. The stopper 315 is disposed on a side of the automatic pallet changer 31 away from the delivery line 32, and the stopper 315 may be fixedly disposed with respect to the delivery line 32. Similarly, in other transmission lines, two adjacent transmission lines have different transmission directions, and the horizontal reversing transmission device 33 as described above may be provided to transfer the pallet 10 or the cargo.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. An automatic warehouse-out system is characterized in that: comprises a cargo transportation unit, a pallet on-line unit, a pallet replacement unit and a pallet recovery unit,

the goods transportation unit is used for transporting the recyclable pallet and goods above the recyclable pallet to the pallet changing unit;

the pallet threading unit comprises a pallet threading conveyor line for conveying disposable pallets onto the pallet changing unit;

the pallet replacing unit comprises an automatic pallet replacing device, the automatic pallet replacing device comprises a base, a lifting seat capable of moving up and down relative to the base, and a pallet replacing transmission line used for transmitting the pallet and arranged on the lifting seat, at least one pallet fork capable of moving in the horizontal direction relative to the base is further arranged on the base, and the pallet fork comprises a plurality of inserting teeth capable of being inserted into inserting tooth grooves of the pallet;

the pallet recovery unit includes a recovery conveyor for transporting the recoverable pallet away from the pallet change unit.

2. The automatic ex-warehouse system according to claim 1, wherein: the unit is retrieved to pallet still including being used for with the automatic device that piles up of pallet that the stack was piled up to recoverable pallet, the automatic device that piles up of pallet include with retrieve the pile up neatly transmission line that conveyor meets and two can be relative the pile up neatly lift seat of pile up neatly transmission line up-and-down motion, the pile up neatly lift seat is located respectively the left and right sides of pile up neatly transmission line direction of transmission, be provided with the pile up neatly supporting shoe that can its motion relatively on the pile up neatly lift seat, the pile up neatly supporting shoe can move to first position and second position at least, works as the pile up neatly supporting shoe is located during the first position, the pile up neatly supporting shoe is inserted and is established in the screens groove of pallet, works as the pile up neatly supporting shoe is.

3. The automatic ex-warehouse system according to claim 2, wherein: the automatic pallet stacking device is also arranged in the pallet feeding unit and used for splitting the pallet stack into independent pallets and transporting the pallets to the pallet feeding conveying line.

4. The automatic ex-warehouse system according to claim 1, wherein: the freight unit is including being located the pallet changes the goods transmission line of unit top and be used for with the goods is in the goods transmission line with the pallet changes the goods elevating platform of transportation between the unit, the goods elevating platform sets up the goods transmission line with between the unit is changed to the pallet, be provided with on the goods elevating platform transmission direction with the same goods elevating platform transmission line of goods transmission line.

5. The automatic ex-warehouse system according to claim 4, wherein: retrieve conveyor include with the goods transmission line is located the recovery transmission line of same height, sets up retrieve the transmission line with the pallet retrieves the recovery elevating platform between the unit, be provided with on the recovery elevating platform and retrieve the elevating platform transmission line.

6. The automatic ex-warehouse system according to claim 5, wherein: one end of the recovery transmission line is connected with the recovery lifting platform, and the other end of the recovery transmission line is connected with the cargo transmission line.

7. The automatic ex-warehouse system according to claim 4, wherein: the automatic warehouse-out system further comprises a slope delivery transmission line, one end of the slope delivery transmission line is connected with the cargo transmission line, and the height of the other end of the slope delivery transmission line is flush with the height of the pallet replacing unit.

8. The automatic ex-warehouse system according to claim 1, wherein: the unit is changed to the pallet is including connecting the pallet unit of getting on the throne with the pallet retrieves the shipment transmission line between the unit, the automatic device of changing of pallet is located the lateral part of shipment transmission line, still be provided with on the shipment transmission line and be used for with the pallet is transported the horizontal switching-over conveyer on the automatic device of changing of pallet.

9. The automatic ex-warehouse system according to claim 8, wherein: the shipment transmission line is the running roller transmission line, horizontal switching-over conveyer include a plurality of direction of transfer with shipment transmission line vertically switching-over transfer chain and be used for the drive switching-over transfer chain up-and-down motion's drive arrangement, the switching-over transfer chain sets up between the running roller of running roller transmission line.

10. The automatic ex-warehouse system according to claim 8, wherein: the automatic pallet replacing device further comprises a stop block used for stopping the pallet on the pallet replacing transmission line, the stop block moves up and down relative to the base, and the stop block is located on the pallet fork and is far away from the side portion of the discharging transmission line in the transmission direction of the pallet replacing transmission line.