CN114873304B

CN114873304B - Vehicle-mounted roadway type loading device suitable for different cargo packaging sizes

Info

Publication number: CN114873304B
Application number: CN202210322035.1A
Authority: CN
Inventors: 申芮; 郭波; 李小乐; 刘雨; 高彤彤; 吴颖泉; 白佳怡; 刘冬宇; 张宇轩; 杨雄
Original assignee: Southwest Jiaotong University
Current assignee: Southwest Jiaotong University
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2023-01-31
Anticipated expiration: 2042-03-30
Also published as: CN114873304A

Abstract

The utility model provides an on-vehicle tunnel formula loading attachment suitable for different goods package size, including first base plate, the second base plate with be used for the transmission structure of loading and unloading goods, first base plate, second base plate and transmission structure are all installed in the carriage, the second base plate sets up the top at first base plate, transmission structure sets up on first base plate and between first base plate and second base plate, transmission structure is equipped with at least two, a plurality of transmission structure set up side by side, transmission structure includes the transmission tunnel, a plurality of flexible stands and at least one deck are used for the layer frame that carries cargo, the transmission tunnel sets up on first base plate, a plurality of flexible stands set up the both sides limit in the transmission tunnel, layer frame and flexible stand sliding connection, and the junction of flexible stand and layer frame is equipped with layer frame drive arrangement, the layer frame is equipped with and connects complex connecting device with the layer frame on the adjacent tunnel transmission. The invention realizes the loading and unloading of goods of different types and sizes by combining or independently operating a plurality of transmission roadways, and has stronger universality.

Description

Vehicle-mounted roadway type loading device suitable for different cargo packaging sizes

Technical Field

The invention relates to the field of logistics equipment, in particular to a vehicle-mounted roadway type loading device suitable for different cargo packaging sizes.

Background

With the continuous development of unmanned economy and logistics industry, unmanned technology is widely applied to logistics distribution links. Based on the cruising ability, the load carrying ability and the infrastructure requirements of the existing unmanned vehicle and the characteristics of small batch, multiple types, large quantity and multiple loading and unloading points of goods in a main application scene, the medium-sized van type unmanned vehicle has a certain application prospect. However, the research and development of the existing unmanned distribution equipment mainly focuses on the technical directions of unmanned driving, navigation systems, line optimization and the like, and the development and research on intelligent loading and unloading devices are neglected, so that the existing unmanned distribution equipment still needs manpower to assist in decision making and loading and unloading goods, and real unmanned operation cannot be achieved.

On the other hand, in the loading and unloading process of the intelligent unmanned delivery loading and unloading device, the types and sizes of the goods are different, and the intelligent unmanned delivery loading and unloading device corresponding to the size of the goods needs to be configured, but in the actual operation process, the quantity of the goods with larger size is less, the use frequency of the corresponding intelligent unmanned delivery loading and unloading device is low, so that the waste of resources is caused, and the requirements that the goods with common size can be loaded and unloaded, and the goods with large size can be loaded and unloaded can not be met; for example, patent No. cn202022575832.X discloses a logistics system for automatically loading and unloading materials, which comprises a truck for loading and transporting materials, a stacking roller conveying line for automatically loading, unloading and stacking the materials, a material positioning mechanism for positioning the materials in a first direction, and a reversing positioning system for reversing and positioning the truck, wherein the stacking roller conveying line is arranged in a carriage of the truck, the material positioning system is arranged on a body of the stacking roller conveying line, and the reversing positioning system is arranged on the ground and is matched with the truck for use. The above problems are present in such a logistics system for automated loading and unloading of materials.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, and provides a vehicle-mounted roadway type loading device suitable for different cargo packaging sizes, which realizes loading and unloading of different types and sizes of cargos by utilizing combination or independent operation of a plurality of transmission roadways, has strong universality, can realize anti-stacking work of the cargos with different sizes in the operation process on the transmission roadways through the matching of a plate body and a baffle rail, can realize one-time promotion of transferring, storing and loading and unloading work of the cargos on the transmission roadways through the matching of a layer frame driving device, a layer frame and the transmission roadways, effectively improves cargo transferring, storing efficiency and space utilization rate of the device, can adapt to the cargos with different sizes through the accommodating space of a telescopic upright post adjusting device, and meets the high efficiency and multifunctional requirements of unmanned logistics distribution.

The purpose of the invention is realized by the following technical scheme:

the utility model provides a vehicle-mounted roadway type loading device suitable for different goods packing sizes, includes first base plate, second base plate and is used for the transmission structure of handling goods, and first base plate, second base plate and transmission structure all install in the carriage, and the second base plate sets up the top at first base plate, transmission structure sets up on first base plate and transmission structure is located between first base plate and the second base plate, transmission structure is equipped with at least two, and a plurality of transmission structure set up side by side, transmission structure includes transmission tunnel, a plurality of flexible stand and at least one deck is used for the layer frame of carrying cargo, the transmission tunnel sets up on first base plate, and is a plurality of flexible stand sets up the both sides limit in the transmission tunnel along the transmission direction of transmission tunnel, the layer frame with flexible stand sliding connection, and the junction of flexible stand and layer frame is equipped with and is used for making layer frame reciprocate along flexible stand and realize the layer frame drive arrangement of goods lift, and layer frame left side is provided with the layer frame connection complex connecting device on the adjacent transmission in left side.

The telescopic stand column comprises a first telescopic stand column and a second telescopic stand column, the first telescopic stand column is arranged opposite to the second telescopic stand column, one end of the first telescopic stand column is fixedly mounted on the first base plate, one end of the second telescopic stand column is fixedly mounted on the second base plate, the other end of the first telescopic stand column is a telescopic end, the other end of the second telescopic stand column is a telescopic end, and the telescopic end of the first telescopic stand column is connected with the telescopic end of the second stand column through a connecting structure.

The working principle is as follows:

the multiple parallel transmission tunnels have two working states, one is a merging state, the multiple transmission tunnels synchronously operate to jointly coordinate to load and unload large-size cargos, 2-4 transmission tunnels are generally arranged to be the most reasonable, the carrying requirement of the cargos can be met, the stability of the merging state device can be guaranteed, the other is an independent working state, the multiple transmission tunnels respectively operate independently, and each transmission tunnel can independently load and unload the cargos with the ordinary sizes.

The whole loading and unloading device is arranged in a carriage, wherein a first substrate is arranged at the bottom inside the carriage, a second substrate is arranged at the top inside the carriage, a plurality of transmission structures are arranged side by side, the shape of the integral upper projection is rectangular, a first telescopic upright column and a second telescopic upright column on two opposite sides of the rectangle are always in an extended connection state and are used for connecting the first substrate and the second substrate, namely, the telescopic upright columns on the two sides form a support column to play an integral supporting role, the stability of the device is ensured, it needs to be noted that the two opposite sides are parallel to the transmission direction of a transmission roadway, namely the two opposite sides are the left side and the right side of the rectangle; and when the loading and unloading device is installed, the accommodating space of the loading and unloading device can be controlled by controlling the telescopic degree of the telescopic upright columns at two sides, so that the loading and unloading device is suitable for goods with different sizes.

When large-size goods are loaded and unloaded, namely a plurality of conveying roadways are merged and operated, the connecting device connects the two layer frames, the first telescopic stand column and the second telescopic stand column are in a contracted and separated state, enough space is reserved, the telescopic stand columns are prevented from blocking the goods, when the goods are conveyed to the specified position on the conveying roadway, the layer frames move upwards, the layer frames lift the goods to the upper part space of the carriage, and the storage of the goods is finished; when the goods need to be unloaded, the layer frame with the goods lifted moves downwards, descends to the position below the transmission plane of the transmission roadway, and the goods are in contact with the transmission roadway and unloaded out of the carriage.

When goods with common sizes are loaded and unloaded, namely the two transmission roadways operate independently, the connecting device is disconnected, the shelves on the two transmission roadways can move independently, the first telescopic upright post and the second telescopic upright post are both in a telescopic combined state, the space between the plurality of transmission roadways is separated, the goods on the two transmission roadways are prevented from being mixed, when the goods are conveyed to the designated position on the transmission roadway, the shelves move upwards, and the shelves lift the goods to the upper part space of the carriage, so that the goods are stored; when the goods need to be discharged, the method is the same as that for discharging the goods with large sizes.

Furthermore, the transmission roadway comprises a plurality of sub-roadways which are sequentially arranged from front to back, and a gap for the layer frame to pass through is reserved between every two adjacent sub-roadways. When the layer frames are not used, the multiple layers of layer frames are overlapped and accommodated together and pass through the gap to be positioned below the transmission roadway.

The pushing plate structure is used for pushing goods, sliding guide rails are arranged on two sides of the sub-tunnel, and the pushing plate structure is connected with the sub-tunnel in a sliding mode through the sliding guide rails; still include visual identification device and baffle track, the baffle track sets up on the flexible stand of second of transmission tunnel front end, and the baffle track is parallel with the flexible stand of second, visual identification device sets up the front end in transmission tunnel to be located the orbital the place ahead of baffle.

Furthermore, each transmission roadway is provided with two push plate structures, and the two push plate structures are sequentially connected to the transmission roadway in a sliding manner from front to back; the length of the sliding guide rail is the same as that of the sub-tunnel, openings in a shape like a Chinese character 'ba' are formed in two ends of the sliding guide rail, and the width of the two ends of the sliding guide rail is larger than that of the middle of the sliding guide rail.

When unloading, the push pedal structure is used for releasing the goods from the carriage, simultaneously, when loading and unloading goods, also can realize the adjustment of goods focus position, the effect of fixed goods through the cooperation of two push pedal structures, front and back centre gripping, guarantees the security among the freight transportation.

Visual identification device is prior art, a logistics information for scanning bar code reading goods of goods, including the delivery address, get goods mode etc, information real-time feedback backstage loading and unloading goods control system after the discernment, generate the plan when loading the goods through the computer, and through backstage loading and unloading goods control system to the transmission tunnel, flexible stand, the layer frame, push pedal structure and baffle track synthesize the allotment and accomplish the rationalization loading to the goods, can block the goods that the handling in-process piles up through baffle track and plate body, make the goods that are located the below can orderly loading and unloading business turn over carriage, avoid the goods of piling up to block at the loading and unloading mouth, influence the handling efficiency of goods.

Further, the layer frame includes frame and a plurality of and frame fixed connection's crossbeam, the frame with flexible stand sliding connection, layer frame drive arrangement sets up in the junction of frame and flexible stand, connecting device sets up the outer wall of frame, the both ends of crossbeam and the inner wall connection of frame and crossbeam with the clearance is parallel, the width of crossbeam is less than the clearance, and crossbeam and clearance one-to-one.

The distance between every crossbeam is less than the length of goods, and every goods takes the stability that is used for keeping the goods on two crossbeams at least, and a plurality of crossbeams play the effect of supporting the goods, are convenient for lift the goods, and crossbeam and clearance one-to-one make frame and crossbeam can descend below the transmission plane in transmission tunnel, make things convenient for taking in of layer frame simultaneously.

Further, the shelf driving device is a shelf driving device with a self-locking function.

The self-locking through the layer frame driving device can stop the layer frame at a specified height, and the cross beam is symmetrically provided with a convex block for preventing the goods from moving left and right, so that the stability of the goods is improved, and the goods are prevented from falling off from the layer frame.

Further, the sub-roadway comprises two side plates and a plurality of rollers, the side plates are erected on the first base plate and are arranged in parallel, the bottoms of the side plates are connected with the first base plate, the rollers are evenly arranged between the two side plates, two ends of the rollers are respectively connected with the side plates in a rotating mode, and the rollers are arranged in parallel.

The roller driving devices are arranged on the inner walls of the side plates at intervals, output shafts of the roller driving devices are connected with the rollers and used for controlling the rollers to rotate, the rollers provided with the roller driving devices rotate in the same direction, goods are driven to enter and exit the carriage through friction force between the rollers and the goods, the goods are not assisted by the rollers without the roller driving devices to move, and the cost of the loading and unloading device can be reduced on the basis that the normal transportation of the goods is not influenced by the roller driving devices arranged at intervals.

When handling goods, in order to avoid the goods to take the upper surface of curb plate and not to contact the cylinder to take place the condition that can not remove, the upper surface of cylinder and the upper surface parallel and level of curb plate or be higher than the upper surface of curb plate, the centre gripping through the flexible stand that blocks and two push pedal structures on transmission tunnel both sides prevents goods roll-off transmission tunnel simultaneously.

Furthermore, the sliding guide rails are arranged on the outer wall of the side plate in parallel, the length of the sliding guide rails is the same as that of the side plate, openings in a shape like a Chinese character 'ba' are formed in the two ends of the sliding guide rails, and the width of the two ends of the sliding guide rails is larger than that of the middle of the sliding guide rails.

Because there is the clearance between every sub-tunnel, consequently when the supporting seat removes through the pulley on sliding guide, can appear partly pulley unsettled in the clearance, the condition of another part's pulley in sliding guide, the opening of sliding guide both ends "eight" style of calligraphy more is favorable to unsettled part's pulley to slide in sliding guide more swiftly convenient for the removal of supporting seat is more smooth and easy, has reduced the probability that the supporting seat removed the in-process and has broken down, for example, the pulley card is in the condition of sliding guide port.

When the plurality of transmission roadways are in a combined state, the plurality of visual recognition devices work together to complete code scanning and recognition of large-size goods; when a plurality of transmission roadways are in independent working states, a plurality of visual recognition devices can work independently to respectively complete code scanning and recognition of goods with normal sizes.

The invention has the beneficial effects that:

the vehicle-mounted intelligent loading and unloading device for unmanned distribution realizes loading and unloading of different types and sizes of cargoes by means of combination or independent operation of a plurality of transmission roadways, has strong universality, simultaneously can realize anti-stacking work of the cargoes with different sizes in the operation process of the transmission roadways through the matching of the plate bodies and the baffle rails, can realize one-time promotion, transfer, storage and loading and unloading work of the cargoes on the transmission roadways through the matching of the layer frame driving device, the layer frame and the transmission roadways, effectively improves cargo transferring and storage efficiency and space utilization rate of the device, can accommodate the space through the telescopic upright post adjusting device, is used for adapting to the cargoes with different sizes, and meets the high efficiency and multifunctional requirements of unmanned logistics distribution.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a sub-roadway of the present invention;

FIG. 3 is a cross-sectional view of a sub-roadway of the present invention;

FIG. 4 is a top view of the sliding guide of the present invention;

FIG. 5 is a schematic structural view of the shelf of the present invention;

FIG. 6 is an enlarged cross-sectional view A of FIG. 5;

FIG. 7 is a schematic structural view of a push plate structure according to the present invention;

FIG. 8 is a view of the configuration of the baffle rail and the support base in cooperation with each other in accordance with the present invention;

FIG. 9 is a schematic structural view of a first telescopic column according to the present invention;

FIG. 10 is a top plan view of a first telescoping mast of the invention;

fig. 11 is a sectional view of the connection structure of the present invention.

The reference numbers in the figures illustrate:

1. a first substrate; 2. a second substrate; 3. a transmission roadway; 301. a sub-roadway; 3011. a side plate; 3012. a drum; 3013. A drum driving device; 302. a sliding guide rail; 4. a telescopic upright post; 401. a first telescopic column; 4011. a first telescopic rod; 4012. a first fixing lever; 402. a second telescopic upright post; 4021. a second telescopic rod; 403. a feed screw nut; 404. a screw rod; 405. a drive rack; 5. layering; 501. a frame; 502. a cross beam; 503. a shelf drive device; 6. a push plate structure; 601. A supporting base; 602. a plate body; 7. a baffle track; 8. a visual recognition device; 9. a connecting device; 901. a connecting groove; 902. And (7) connecting the block.

Detailed Description

The technical solutions of the present invention are further described in detail below with reference to the accompanying drawings, but the scope of the present invention is not limited to the following.

Referring to fig. 1-11, a vehicle-mounted roadway loading device suitable for different cargo packaging sizes includes a first substrate 1, a second substrate 2 and a transmission structure for loading and unloading cargo, the second substrate 2 is disposed above the first substrate 1, the transmission structure is disposed on the first substrate 1 and located between the first substrate 1 and the second substrate 2, the transmission structure includes at least two transmission structures, the transmission structures are disposed in parallel, in this embodiment, two transmission structures are mounted, the two transmission structures are disposed in parallel, the transmission structure includes a transmission roadway 3, a plurality of telescopic columns 4 and at least one layer of rack 5 for loading cargo, the transmission roadway 3 is disposed on the first substrate 1, the plurality of telescopic columns 4 are disposed on two sides of the transmission roadway 3 along a transmission direction of the transmission roadway 3, the rack 5 is slidably connected to the telescopic columns 4, a rack driving device 503 for moving the rack 5 up and down along the telescopic columns 4 to lift cargo is disposed at a connection position of the telescopic columns 4 and the rack 5, and a connecting device 503 for connecting the rack 5 on the left side for matching with a connection device 9 on the left side of the rack 5.

Specifically, the transmission lane 3 includes a plurality of sub-lanes 301, the plurality of sub-lanes 301 are sequentially arranged from front to back, and a gap for the layer frame 5 to pass through is reserved between each adjacent sub-lane 301.

The sub-roadway 301 includes two side plates 3011 and a plurality of cylinders 3012, two the side plates 3011 parallel arrangement and the bottom of the side plates 3011 are connected with the first base plate 1, the cylinders 3012 are evenly arranged between the two side plates 3011, the two ends of the cylinders 3012 are respectively connected with the side plates 3011 in a rotating manner, and the cylinders 3012 are parallel arrangement.

Preferably, each sub-lane 301 is at least provided with three rollers 3012, a plurality of rollers 3012 are provided with roller driving devices 3013 at intervals, the roller driving devices 3013 are arranged on the inner walls of the side plates 3011, output shafts of the roller driving devices 3013 are connected with the rollers 3012 and used for controlling the rollers 3012 to rotate, the rollers 3012 provided with the roller driving devices 3013 rotate in the same direction, through friction force between the rollers 3012 and goods, the goods are driven to enter and exit from the car, the rollers 3012 without the roller driving devices 3013 assist the goods to move, and the roller driving devices 3013 arranged at intervals can reduce the cost of the loading and unloading device on the basis of not influencing normal transportation of the goods.

Preferably, when goods are conveyed, in order to avoid that the goods are lapped on the upper surface of the side plate 3011 and do not contact the roller 3012, so that the goods cannot move, the upper surface of the roller 3012 is flush with the upper surface of the side plate 3011 or is higher than the upper surface of the side plate 3011, and meanwhile, the goods are prevented from sliding out of the conveying roadway 3 through blocking of the telescopic columns 4 on two sides of the conveying roadway 3 and clamping of the two push plate structures 6.

Specifically, flexible stand 4 includes first flexible stand 401 and the flexible stand 402 of second, and first flexible stand 401 sets up with the flexible stand 402 of second relatively, and the one end fixed mounting of first flexible stand 401 is on first base plate 1, and the one end fixed mounting of the flexible stand 402 of second is on second base plate 2, and the other end of first flexible stand 401 is flexible end, and the other end of the flexible stand 402 of second is flexible end, is connected through connection structure between the flexible end of first flexible stand 401 and the flexible end of second stand.

Preferably, as shown in fig. 9, taking the first telescopic column 401 as an example, the first telescopic column 401 includes a first fixing rod 4012 and a first telescopic rod 4011, the first fixing rod 4012 is vertically installed on the first substrate 1 in a tubular structure, a lead screw 404 is disposed inside the first fixing rod 4012, the height of the lead screw 404 is less than or equal to the height of the first fixing rod 4012, the first telescopic rod 4011 is inserted into the first fixing rod 4012 and slidably connected with the first fixing rod 4012, the first telescopic rod 4011 is sleeved outside the lead screw 404, the first fixing rod 4012, the lead screw 404 and the first telescopic rod 4011 are all vertically arranged, a lead screw nut 403 is fixedly connected to the bottom of the first telescopic rod 4011, and the first telescopic rod 4011 is connected with the lead screw 404 through the lead screw nut 403; be equipped with the motor on first base plate 1, this motor passes through the worm gear case and is connected with lead screw 404, the worm gear case is used for exporting the rotary motion of motor to lead screw 404, the flexible function of first flexible stand 401 is realized through the cooperation of lead screw 404 with screw-nut 403, in this embodiment, in the inboard motor that shares of two adjacent first flexible stands 401 that set up in two transmission roadways 3, through the transmission of worm gear case, the lead screw 404 in two first flexible stands 401 is transmitted simultaneously to the output of a motor, specifically do: the motor rotates forward to drive the screw rod 404 to rotate forward, the screw rod 404 rotating forward enables the screw rod nut 403 to move upwards, the screw rod nut 403 drives the first telescopic rod 4011 to move upwards, at the moment, the first telescopic upright column 401 is in an extension state, the motor rotates backward to drive the screw rod 404 to rotate backward, the screw rod 404 rotating backward enables the screw rod nut 403 to move downwards, the screw rod nut 403 drives the first telescopic rod 4011 to move downwards, and at the moment, the first telescopic upright column 401 is in a contraction state; similarly, the structure and operation of the second telescoping mast 402 is the same as described above.

Preferably, as shown in fig. 11, the connection structure is a slot manner, that is, a slot is formed at an end of a telescopic end of the first telescopic rod 4011, and an insertion block matched with the slot is arranged at an end of a telescopic end of the second telescopic rod 4021; when the telescopic upright post is in a connection state, the insertion block is completely inserted into the insertion slot to connect the first telescopic upright post 401 with the second telescopic upright post 402, so that the first telescopic upright post 401 and the second telescopic upright post 402 are connected into a complete telescopic upright post 4

Specifically, as shown in fig. 5, the shelf 5 includes a frame 501 and a plurality of cross beams 502 fixedly connected to the frame 501, the frame 501 is slidably connected to the telescopic columns 4, the shelf driving device 503 is disposed at a connection position of the frame 501 and the telescopic columns 4, the connecting device 9 is disposed on an outer wall of the frame 501, two ends of the cross beam 502 are connected to an inner wall of the frame 501, the cross beam 502 is parallel to the gap, a width of the cross beam 502 is smaller than the gap, and the cross beams 502 and the gap are in one-to-one correspondence.

When the shelves 5 are not used, the shelves 5 are stacked and stored together and are positioned below the conveyor lane 3 through the gap.

Both ends are equipped with the lug about crossbeam 502, and the lug upwards protrudes the upper surface of crossbeam 502, and two lugs can be used for preventing that the goods from removing about the goods clamp in the centre, improve the stability of goods.

Preferably, the rack driving device 503 has various embodiments, as shown in fig. 5 and fig. 10, for example, the rack driving device 503 includes a driving motor, and the telescopic upright 4 is a rack-and-pinion engagement structure, that is, the side of the telescopic upright 4 is provided with a driving rack 405, the output end of the driving motor is provided with a gear, the gear is engaged with the driving rack 405 on the telescopic upright 4, and the rotary motion of the motor is converted into the linear motion of the rack 5 to realize the lifting and lowering of the rack 5 on the telescopic upright 4. Preferably, as the telescopic rods and the fixed rods on the telescopic upright posts 4 are both provided with the transmission racks, when the telescopic degree of the telescopic upright posts 4 is adjusted, the telescopic rods and the fixed rods can generate relative displacement, so as to drive the driving motor to rotate, and influence the position of the shelf 5, therefore, the side edges of the frame 501 are provided with the telescopic frame bodies, the telescopic direction of the telescopic frame bodies is the same as the length direction or the width of the cross beam 502, the fixed parts of the telescopic frame bodies are fixedly connected with the frame 501, the driving motor is fixedly installed in the telescopic parts of the telescopic frame bodies, the position of the driving motor is controlled by controlling the telescopic degree of the telescopic frame bodies, so as to control the meshing degree of the gears and the transmission racks 405, when the telescopic frame bodies extend outwards and are self-locked, the driving motor is far away from the frame 501, at the moment, the gears and the transmission racks 405 are not meshed, so as to adjust the telescopic degree of the telescopic upright posts 4; when the telescopic frame body is retracted inwards and self-locked, the driving motor is close to the frame 501, at the moment, the gear is meshed with the transmission rack 405, and the meshing stability is kept through the self-locking of the telescopic frame body. Preferably, the telescopic frame body may be hydraulically controlled or directly controlled by a motor.

Preferably, as shown in fig. 5 and 6, the connecting device 9 includes a connecting block 902 and two oppositely disposed connecting grooves 901, and the connecting device 9 is specifically disposed between two shelves 5 on the same floor on two transmission lanes 3, and is used for connecting two adjacent shelves 5 at the same height. The shelf 5 comprises frames 501 and a beam 502, two opposite side walls of the two shelves 5 are respectively provided with a connecting groove 901, the two connecting grooves 901 are respectively arranged on the adjacent edges of the two frames 501, a connecting block 902 is connected in the two connecting grooves 901 in a sliding embedded manner, a rack is arranged on one side edge of the connecting block 902, one connecting groove 901 is provided with a motor, the output shaft of the motor is provided with a gear matched with the rack on the connecting block 902, and the gear and the rack are arranged correspondingly; when the two shelves 5 need to be connected, the motor rotates forwards and is driven by the gear and the rack, and the connecting block 902 moves until the two ends of the connecting block 902 are respectively positioned in the two connecting grooves 901; when the two shelves 5 are not required to be connected, the motor rotates reversely and is driven by the gear rack, so that the connecting block 902 is only positioned in the connecting groove 901 provided with the motor.

Specifically, as shown in fig. 1, still include push pedal structure 6, baffle track 7 and visual identification device 8, the both sides of transmission tunnel 3 are equipped with sliding guide 302, push pedal structure 6 passes through sliding guide 302 with transmission tunnel 3 sliding connection, baffle track 7 sets up on the second telescopic link 4021 of transmission tunnel 3 front end, visual identification device 8 sets up in the top of transmission tunnel 3 front end to be located the place ahead of baffle track 7. Preferably, when the number of the transfer lanes 3 is more than 2, in order to avoid the visual recognition device 8 from affecting the transportation of the large-sized goods, the visual recognition device 8 may be disposed on the second substrate 2 and suspended above the transfer lanes 3.

Specifically, as shown in fig. 1, the push plate structure 6 includes a plate body 602 and two supporting seats 601, the two supporting seats 601 are respectively slidably connected to the two sliding guide rails 302, two ends of the plate body 602 are respectively slidably connected to the two supporting seats 601, the plate body 602 is parallel to the cross beam 502, and a lifting driving device for adjusting the height of the plate body 602 is disposed at a connection position of the plate body 602 and the supporting seats 601.

Preferably, as shown in fig. 7 and 8, the connection modes of the supporting seat 601 and the plate body 602 and the baffle rail 7 and the plate body 602 may be a rack-and-pinion connection mode, specifically: set up inside sunken spout on the supporting seat 601, one side of spout is the rack structure, the both ends of plate body 602 respectively with two supporting seat 601 on the spout be connected, and the both ends inside of plate body 602 all installs the micro-machine, be equipped with on this micro-machine's the output shaft with spout and rack matched with gear, when needs adjustment plate body 602 height, through the micro-machine just reverse and through rack's transmission with the rotation of motor turn into the linear motion of plate body 602, thereby control plate body 602 upwards or decurrent removal, the self-lock through this micro-machine realizes the high stability of plate body 602 simultaneously with rack and pinion's meshing. In the spout, the diameter a of gear structure, the tooth root of rack structure and the interval b of keeping away from the spout inner wall of rack structure, the tooth top of rack structure and the interval c of keeping away from the spout inner wall of rack structure, an are between b and c.

The upper part of the baffle rail 7 is provided with a sliding chute with the same structure as the supporting seat 601, the directions of the sliding chutes are the same, the lower part of the baffle rail 7 is provided with a blocking groove, and the blocking groove is matched with the upper part of the supporting seat 601, namely the supporting seat 601 can be clamped into the blocking groove, so that the supporting seat 601 can be prevented from sliding out of the transmission roadway 3, and the positioning effect of the two sliding chutes can be realized; when the supporting seat 601 is clamped into the blocking groove, the sliding groove on the supporting seat 601 and the sliding groove on the baffle rail 7 are combined to be in a straight line, so that the plate body 602 can move into the baffle rail 7 conveniently.

Preferably, as shown in fig. 1, 4 and 7, the connection manner of the sliding guide 302 and the supporting seat 601 is a sliding connection manner, for example, a connection manner of a pulley and a sliding rail, a plurality of pulleys arranged in a straight line are installed at the bottom of the supporting seat 601, and a motor inside the supporting seat 601 provides power for the sliding of the pulleys, and at the same time, the pulleys and the motor can also be self-locked for maintaining the position of the supporting seat 601; openings shaped like Chinese character 'ba' are formed in two ends of the sliding guide rail 302, the width of the two ends of the sliding guide rail 302 is larger than that of the middle of the sliding guide rail 302, the width of the middle of the sliding guide rail 302 is matched with the size of a pulley at the bottom of the supporting seat 601, gaps exist among all the sub-tunnels 301, therefore, when the supporting seat 601 moves on the sliding guide rail 302, one part of the pulleys are suspended in the gaps, the other part of the pulleys are in the sliding guide rail 302, the openings shaped like Chinese character 'ba' in the two ends of the sliding guide rail 302 are more beneficial to the fact that the suspended part of the pulleys can slide into the sliding guide rail 302 more quickly and conveniently, the movement of the supporting seat 601 is more smooth, and the probability of faults in the moving process of the supporting seat 601 is reduced, for example, the pulleys are clamped at the port of the sliding guide rail 302.

Preferably, two push plate structures 6 are arranged on each transmission roadway 3, the two push plate structures 6 are sequentially connected to the transmission roadway 3 in a front-back sliding manner, the plate body 602 is connected with the supporting seat 601 in a sliding manner, the plate body 602 can move up and down along the supporting seat 601, and the plate body 602 in the push plate structure 6 at the front end can move out of the supporting seat 601 and is connected with the baffle rail 7 in a sliding manner; the two push plate structures 6 are a push plate structure 6 arranged at the front end of the transmission roadway 3 and a push plate structure 6 arranged at the rear end of the transmission roadway 3 from front to back in sequence.

Specifically, visual identification device 8 is prior art, and the high bar code that is used for scanning the goods that highly is greater than single goods that its set up reads the logistics information of goods, including goods size, delivery address, the mode of getting goods etc, and the information real-time feedback backstage loading and unloading goods control system after the discernment generates the scheme when loading the goods through the computer to carry out the rationalization loading of comprehensive allotment completion to the transmission tunnel 3, stand, layer frame 5, push pedal structure 6 and baffle track 7 through backstage loading and unloading goods control system.

Preferably, the shelves 5, the telescopic upright columns 4 and the connecting device 9 are made of alloy materials with high strength and good compression resistance to replace traditional structural steel, so that the reliability of the two shelves 5 after connection is improved, and the overall stability of the loading and unloading device is improved.

The working principle is as follows:

the whole loading and unloading device is arranged in a carriage, wherein a first substrate 1 is arranged at the bottom inside the carriage, a second substrate 2 is arranged at the top inside the carriage, a plurality of transmission structures are arranged side by side, the shape of the integral upper projection is rectangular, a first telescopic upright column 401 and a second telescopic upright column 402 which are positioned at two opposite sides of the rectangle are always in an extended connection state and are used for connecting the first substrate 1 and the second substrate 2, namely, telescopic upright columns 4 at two sides form a support column to play a role in supporting the whole, the stability of the device is ensured, and it is required to be noted that the two opposite sides are parallel to the transmission direction of a transmission roadway 3, namely the two opposite sides are the left side and the right side of the rectangle; and when the loading and unloading device is installed, the overall height of the loading and unloading device can be controlled by controlling the telescopic degrees of the telescopic upright posts 4 at two sides, so that the loading and unloading device is suitable for carriages with different sizes.

The goods to be loaded and unloaded are two kinds, one kind is the goods with normal size, and the other kind is the goods with large size, wherein, the width of the goods with normal size is less than or equal to the width of one transmission roadway 3, and the width of the goods with large size is greater than the width of one transmission roadway 3; therefore, the height of the first fixing rod 4012 is less than that of the transfer lane 3, and when the first telescopic bar 4011 is completely contracted inside the first fixing rod 4012, the situation that the first fixing rod 4012 positioned between the two transmission roadways 3 is too high to block large-size goods and influence the normal transportation of the goods is avoided; meanwhile, the lead screws 404 with different lengths are selected to control the telescopic stroke of the first telescopic upright column 401; when first flexible stand 401 and second flexible stand 402 are all in the complete contraction state, first telescopic link 4011 contracts the inside of first dead lever 4012 completely promptly, and second telescopic link 4021 contracts the inside of second dead lever completely, and at this moment, the distance between first dead lever 4012 and the second dead lever is greater than the height of jumbo size goods, and the transportation of the goods of being convenient for provides the space for the removal of goods.

When loading large-sized cargo:

the first telescopic upright column 401 and the second telescopic upright column 402 between two adjacent transmission roadways 3 are in a contracted separation state, the two push plate structures 6 are both positioned at the rearmost ends of the transmission roadways 3, and meanwhile, the connecting devices 9 between the layer frames 5 are in a connecting state to connect the layer frames 5 on the same layer on a plurality of transmission roadways 3; the visual recognition device 8 scans and recognizes information of large-size goods at a loading and unloading port at the end of the transmission roadway 3, judges whether the large-size goods are in the loading task or not through a background existing loading and unloading system, and carries the large-size goods to one side by an existing carrying robot if the large-size goods are not in the loading task; if yes, the visual recognition device 8 recognizes the length and the height of the large-size goods and the length and the height of the remaining space of the transmission roadway 3, feeds information back to a loading and unloading system at the background, judges whether the remaining space of the transmission roadway 3 can contain the large-size goods, and if yes, forwards rotates the roller 3012 provided with the roller driving device 3013 to convey the large-size goods into the carriage and load the next large-size goods; if not, the mutually connected layer frames 5 below the roller 3012 rise, pass through the gap between the sub-roadways 301, hold up the large-size goods, finish the loading of the goods of the layer frame 5, meanwhile, according to the goods information scanned by the visual recognition device 8, the loading and unloading system of the background judges whether the loading task is finished or not, if so, the loading is finished or the next loading task is carried out, and if not, the loading of the next layer frame 5 is carried out.

When unloading large-size cargo:

the first telescopic upright column 401 and the second telescopic upright column 402 between two adjacent transmission roadways 3 are in a contracted separation state, the two push plate structures 6 are both positioned at the rearmost ends of the transmission roadways 3, and meanwhile, the connecting devices 9 between the layer frames 5 are in a connecting state to connect the layer frames 5 on the same layer on a plurality of transmission roadways 3; the plurality of connected layer frames 5 which are positioned at the bottommost part and loaded with large-size goods descend to enable the goods to be in contact with the roller 3012, the layer frames penetrate through the gaps among the sub-tunnels 301 to continuously descend to finish storage, the contraction degree of the contraction end of the second telescopic upright post 402, which is connected with the baffle rail 7, of the end of the transmission tunnel 3 is adjusted, the bottom of the baffle rail 7 is higher than the height of the large-size goods, and the large-size goods can be smoothly moved out of the transmission tunnel 3; all the push plate structures 6 move forwards to push large-size goods to move forwards, the roller provided with the roller driving device 3013 rotates reversely to send the large-size goods out of the carriage, and meanwhile, the visual recognition device 8 scans the information of the large-size goods and feeds the information back to the background loading and unloading system; the background loading and unloading system judges whether the push plate structure 6 at the rear end moves to the foremost end of the transmission roadway 3 through the visual recognition device 8, if not, next cargo is unloaded, if so, unloading of the cargos on the layer of shelves 5 is finished, then the background loading and unloading system judges whether the unloading task is finished according to the cargo information scanned by the visual recognition device 8, if so, unloading is finished or next unloading task is carried out, and if not, all the push plate structures 6 move to the rearmost end and unloading of the cargos on the layer of shelves 5 is carried out.

When loading normal size cargo:

the first telescopic upright column 401 and the second telescopic upright column 402 are in an extended connection state, the push plate structure 6 at the rear end slides to the rearmost end of the transmission roadway 3, the push plate structure 6 at the front end slides to the front end of the transmission roadway 3, the supporting seat 601 is clamped with the blocking groove of the baffle rail 7, then the plate body 602 of the push plate structure 6 at the front end slides to the highest position of the baffle rail 7, and meanwhile, the connecting device 9 between the layer frames 5 is in a separation state; the visual recognition device 8 scans and recognizes the information of the goods at the loading and unloading port, the loading and unloading system at the background judges whether the goods are in the loading task at this time, and if not, the carrying robot carries the goods to one side; if the goods are in the left space length of the transmission roadway, the visual recognition device 8 recognizes the length of the goods and the left space length of the transmission roadway and feeds information back to a loading and unloading system of a background, whether the length of the goods is smaller than the left space length of the transmission roadway 3 is judged through the loading and unloading system, if the goods are in the left space length of the transmission roadway 3, a roller 3012 provided with a roller driving device 3013 rotates forwards to send the goods into a carriage, meanwhile, the visual recognition device 8 adjusts the height of a plate body 602 on a baffle rail 7 according to the fact that the goods are not stacked, the height of the plate body is used for blocking the redundant goods to achieve anti-stacking, then the next goods are sent into the carriage, if the goods are not in the left space length of the baffle rail 7, the plate body 602 slides onto a supporting seat 601 from the baffle rail 7, two push plate structures 6 move oppositely to clamp the goods, stress information of the roller 3012 is collected through a pressure sensor arranged on the roller 3012 and is used for analyzing the position and gravity center condition of the goods, and the position and gravity center of the goods are adjusted through the loading and unloading system to adjust the position of the push plate structures 6; after the gravity center is adjusted, the push plate structure 6 at the rear end slides to the rearmost end of the transmission roadway 3 again, and the plate body 602 of the push plate structure 6 at the front end moves to the highest position of the baffle rail 7 again to reserve a space for goods to ascend; then the shelves 5 stored below the roller 3012 rise, pass through the gap between the sub-roadways 301, and lift the goods from the roller 3012 to a certain height, so as to complete the loading of the goods on the shelves 5; according to the goods information scanned by the visual recognition device, the loading and unloading control system judges whether the loading task is finished or not, and if the loading task is finished, the loading is finished or the next loading task is carried out; if not, the next layer of shelves 5 is loaded.

When unloading of normal size cargo is required:

the first telescopic upright column 401 and the second telescopic upright column 402 are in an extended connection state, the push plate structure 6 at the rear end slides to the rearmost end of the transmission roadway 3, the push plate structure 6 at the front end slides to the front end of the transmission roadway 3, the supporting seat 601 is clamped with the blocking groove of the baffle rail 7, then the plate body 602 of the push plate structure 6 at the front end slides to the highest position of the baffle rail 7, and meanwhile, the connecting device 9 between the layer frames 5 is in a separation state; the layer frame 5 which is positioned at the bottommost part and loaded with the goods descends to enable the goods to be in contact with the rollers 3012, the goods are placed on a roller track consisting of the rollers 3012, the layer frame 5 continuously descends through the gaps among the sub-roadways 301 to finish storage, and the push plate structure 6 at the rear end moves forwards to push the goods to move forwards; the visual recognition device 8 scans information of goods and feeds the information back to a loading and unloading system at a background, the plate body 602 connected with the baffle rail 7 slides downwards to a position slightly higher than the goods to block the stacked goods, and the roller 3012 provided with the roller driving device 3013 rotates reversely to send the goods at the foremost end of the transmission roadway 3 out of the carriage; the loading and unloading system judges whether the push plate structure 6 at the rear end moves to the foremost end of the transmission roadway 3 through the visual recognition device 8, if not, the loading and unloading system indicates that the goods on the layer frame 5 are not unloaded; if yes, the goods on the shelf 5 are unloaded, the loading and unloading system judges whether the unloading task is finished or not according to the information of the goods scanned by the visual recognition device 8, if yes, the unloading is finished or the next unloading task is carried out, and if not, the push plate structure 6 at the rear end moves to the rearmost end and the goods on the next shelf 5 begin to be unloaded.

In the actual operation process, the quantity of large-size goods is small, the transmission tunnels 3 convey the goods with normal sizes under most conditions, and the use frequency of the combined transmission tunnels 3 is low, so in order to maximize the space utilization rate of the carriage and simplify the goods loading and unloading, two goods mixed loading modes are sometimes adopted, the goods with normal sizes are loaded on the upper part of the carriage firstly, then the goods with large sizes are loaded later, and the goods with large sizes are positioned below the goods with normal sizes, so when the goods are unloaded, the goods with large sizes are unloaded firstly, then the goods with normal sizes are unloaded, and the loading and unloading mode not only can reduce the times of state change of the transmission tunnels 3, but also can avoid the condition that the goods with small sizes are blocked by the goods with large sizes when the goods are unloaded; the concrete operation of the mixed loading mode is as follows: when loading, the previous step is the same as loading goods with normal size, after the goods with normal size are loaded, the telescopic upright post 4 is controlled to contract, it needs to be noted that at this time, the first telescopic rod 4011 and the first fixed rod 4012 are not connected with the layer frame 5 filled with goods with normal size, the second fixed rod is connected with the layer frame 5 filled with goods with normal size, and the contraction degree of the second telescopic upright post is controlled by judging whether the second telescopic rod 4021 is connected with the layer frame 5 filled with goods with normal size or not; if the second telescopic rod 4021 is not connected with the shelf 5 filled with goods with normal sizes, the second telescopic rod 4021 is completely retracted into the second fixed rod, and if the second telescopic rod 4021 is connected with the shelf 5 filled with goods with normal sizes, the second telescopic rod 4021 is only partially retracted into the second fixed rod, so that the goods between two adjacent layers are prevented from colliding, and meanwhile, enough space is left for loading the goods with large sizes; if the shrinkage of the second telescopic bar 4021 cannot meet the above requirements, the mixed mode is not adopted, or the mixed mode is adopted again in the next carriage.

The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an on-vehicle tunnel formula loading attachment suitable for different goods package sizes, includes first base plate (1), second base plate (2) and is used for the transmission structure of loading and unloading goods, and first base plate (1), second base plate (2) and transmission structure are all installed in the carriage, and second base plate (2) set up the top at first base plate (1), transmission structure sets up on first base plate (1) and transmission structure is located between first base plate (1) and second base plate (2), its characterized in that: the utility model discloses a cargo conveying device, including transmission tunnel (3), a plurality of flexible stand (4) and at least one deck layer frame (5) that are used for carrying cargo, transmission tunnel (3) set up on first base plate (1), and is a plurality of flexible stand (4) set up the both sides limit in transmission tunnel (3) along the direction of transmission tunnel (3), layer frame (5) with flexible stand (4) sliding connection, and the junction of flexible stand (4) and layer frame (5) is equipped with and is used for making layer frame (5) reciprocate along flexible stand (4) and realize goods lift's layer frame drive arrangement (503), and layer frame (5) left side is provided with and connects complex connecting device (9) with layer frame (5) on the adjacent transmission tunnel (3) in left side.

2. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, as claimed in claim 1, wherein: the telescopic upright post (4) comprises a first telescopic upright post (401) and a second telescopic upright post (402), the first telescopic upright post (401) and the second telescopic upright post (402) are arranged oppositely, one end of the first telescopic upright post (401) is fixedly mounted on the first base plate (1), one end of the second telescopic upright post (402) is fixedly mounted on the second base plate (2), the other end of the first telescopic upright post (401) is a telescopic end, the other end of the second telescopic upright post (402) is a telescopic end, and the telescopic end of the first telescopic upright post (401) and the telescopic end of the second upright post are connected through a connecting structure.

3. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, as claimed in claim 2, wherein: the transmission roadway (3) comprises a plurality of sub-roadways (301), the plurality of sub-roadways (301) are sequentially arranged from front to back, and gaps for the layer frames (5) to pass through are reserved between every two adjacent sub-roadways (301).

4. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, as claimed in claim 3, wherein: still including push pedal structure (6) that are used for the propelling movement goods, the both sides of sub-tunnel (301) are equipped with sliding guide (302), push pedal structure (6) pass through sliding guide (302) with sub-tunnel (301) sliding connection.

5. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, as claimed in claim 2, wherein: still include visual identification device (8) and baffle track (7), baffle track (7) set up on the flexible stand of second (402) of transmission tunnel (3) front end, baffle track (7) are parallel with the flexible stand of second (402), visual identification device (8) set up the front end in transmission tunnel (3) to be located the place ahead of baffle track (7).

6. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, as claimed in claim 3, wherein: layer frame (5) include frame (501) and a plurality of crossbeam (502) with frame (501) fixed connection, frame (501) with flexible stand (4) sliding connection, layer frame drive arrangement (503) set up in the junction of frame (501) and flexible stand (4), connecting device (9) set up the outer wall of frame (501), the both ends of crossbeam (502) and the inner wall connection of frame (501) and crossbeam (502) with the clearance is parallel, and the width of crossbeam (502) is less than the clearance, and crossbeam (502) and clearance one-to-one.

7. A vehicle tunnel type loading device suitable for different cargo packaging sizes, according to claim 4, is characterized in that: every all be equipped with two push pedal structures (6) on transmission tunnel (3), two push pedal structures (6) sliding connection are in proper order on transmission tunnel (3) from the front to the back.

8. The vehicle-mounted roadway loading device suitable for different cargo packaging sizes, according to claim 7, is characterized in that: the length of the sliding guide rail (302) is the same as that of the sub-roadway (301), openings in the shape of a Chinese character 'ba' are formed in two ends of the sliding guide rail (302), and the width of two ends of the sliding guide rail (302) is larger than that of the middle of the sliding guide rail.