CN210682491U

CN210682491U - Structure for enlarging storage range of 360-degree warehouse

Info

Publication number: CN210682491U
Application number: CN201921090738.6U
Authority: CN
Inventors: 赵昌富; 周涛; 王新华; 丁惠斌; 王民
Original assignee: Nanjing Estun Robotics Co Ltd
Current assignee: Nanjing Estun Robotics Co Ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2020-06-05
Anticipated expiration: 2029-07-12

Abstract

The utility model discloses a structure that is used for 360 degrees storehouses to enlarge storage range, including pile up neatly machine people (1) and be located 360 degrees storehouses (18) and set up base (2) on the fixture, pile up neatly machine people (1) is installed on base (2) and is vice with base (2) constitution horizontal migration, pile up neatly machine people (1) is by a actuating mechanism (3) drive horizontal migration on base (2), pile up neatly machine people (1) is used for snatching the goods and puts into or takes out 360 degrees storehouses (18) with the goods. The utility model has the advantages that: the utility model discloses with the mobilizable setting of pile up neatly machine people on the base, through the relative movement of pile up neatly machine people with the base, avoid the singular point, increase pile up neatly machine people simultaneously snatchs the scope of goods, the utility model discloses well pile up neatly machine people supports the position in the bottom, when keeping its stability, and its goods weight that can snatch is big.

Description

Structure for enlarging storage range of 360-degree warehouse

Technical Field

The utility model relates to a structure that is used for 360 degrees storehouses to enlarge storage range belongs to the commodity circulation and carries letter sorting technical field.

Background

Present unmanned transport letter sorting, conveying system's degree of automation is lower, and step speed is unmatched around sorting in addition carries, leads to the transfer chain to draw very long, and whole letter sorting system volume is great, and area is big, and the operation cost is high, and in addition, the workbin stack system that current unmanned transport letter sorting field adopted, the structure is complicated, and is big with the matching degree of difficulty of transfer chain, and the control degree of difficulty is big, and operating efficiency is lower.

In order to solve the problems, the accessory 1 provides a bin stacking system based on a robot, the bin stacking system comprises an annular three-dimensional shelf, the three-dimensional shelf is provided with a plurality of layers, each layer is annular, the three-dimensional shelf is provided with a gap part for being connected with a conveyor belt, and a stacking robot is arranged at the center part of the three-dimensional shelf and used for placing bins into or taking bins out of the three-dimensional shelf; the conveying belt is divided into an upper layer and a lower layer, and the upper layer and the lower layer are respectively used for feeding and discharging materials to the stacking system or discharging and feeding operations; the robot-based work bin stacking system is used for temporary storage of goods. The three-dimensional goods shelf of the accessory 1 is in a standard circular shape, the stacking robot is arranged on the center of the three-dimensional goods shelf, the stacking robot cannot move horizontally, the robot arm can touch and grab goods only by means of the movement of the stacking robot, the robot cannot grab all goods only by means of the rotation of the robot wrist part as well as is known to have a singular point in use, and on the other hand, the stacking robot in the accessory 1 cannot move in the vertical direction and is limited by the movement range of the robot arm, the height of the three-dimensional goods shelf in the accessory 1 is not too large, and therefore the utilization efficiency of a factory building is further limited. The three-dimensional shelf and the robot disclosed by the two accessories also have the problems as the accessory 2 and the accessory 3.

Attachment 1: a Chinese utility model patent publication with an authorization notice number of CN 205802155U.

An accessory 2: the patent publication of the invention with the grant publication number of CN 105917810B.

An accessory 3: the patent publication of the invention with the grant publication number of CN 105921419B.

Disclosure of Invention

The utility model aims at providing a structure that is used for 360 degrees storehouses to enlarge storage range solves among the prior art pile up neatly machine people because the existence of singular point in the pile up neatly machine people action and restricts the technical defect of the scope of robot letter sorting goods when letter sorting goods.

In order to solve the above problems, the utility model adopts the following technical proposal: a structure for 360 degrees storehouses expand storage range, including pile up neatly robot and be located 360 degrees storehouses and set up the base on the fixture, pile up neatly robot installs on the base and constitutes horizontal migration pair with the base, pile up neatly robot is by a actuating mechanism drive horizontal migration on the base, pile up neatly robot is used for snatching the goods and puts into or takes out 360 degrees storehouses with the goods. The utility model provides a pile up neatly machine people is because can move on the horizontal direction, and because the robot arm can't touch at the goods in pile up neatly machine people arm singular point position, removes pile up neatly machine people, makes the robot avoid the singular point to can relax snatchs the goods, the goods of arbitrary position all can snatch on whole 360 degrees storehouses from this, because the utility model discloses well pile up neatly machine people is portable, therefore the scope in storehouse can corresponding increase, the utility model provides a pile up neatly machine people bottom is supported, and the weight of its goods that can transport can be bigger.

As a further improvement, the base is provided with a slide plate, the slide plate is driven by the first driving mechanism to horizontally slide on the base, and the palletizing robot is installed on the slide plate. The utility model discloses a set up the slide, adopt the relative slip of slide and base to realize the relative slip of pile up neatly machine people and frame, can directly install the pile up neatly machine people on the slide and need not to do the change to the pile up neatly machine people when using, avoid because the cost that the change pile up neatly machine people and need drop into improves the utility model provides an economic nature.

As a further improvement, the utility model also comprises a guiding mechanism, the guiding mechanism comprises more than one guide rail arranged on the base and a slide block arranged at the bottom of the slide plate, and the slide block is in sliding fit with the guide rail. The utility model discloses a guide rail and slider cooperate, and the slider slides on the guide rail, realize the slide and install the relative slip of guide rail base.

As a further improvement of the utility model, the slide plate device further comprises a transmission mechanism, the transmission mechanism comprises a rack arranged on the base along the length direction of the guide rail and a gear arranged on a first driving mechanism, the first driving mechanism is arranged on the slide plate, and the gear is meshed with the rack. The utility model discloses a gear and utensil strip engaged with's mode convert the rotation of gear into the linear motion of its relative rack, reach the gliding purpose of drive slide on the base.

As the utility model discloses a further improvement still includes the climbing mechanism that can stretch out and draw back from top to bottom, and climbing mechanism's bottom is installed on the slide, and pile up neatly machine people installs on climbing mechanism, and pile up neatly machine people reciprocates along with climbing mechanism's upper and lower flexible. The utility model discloses set up climbing mechanism for the height of adjustment pile up neatly machine people improves the height of the goods that pile up neatly machine people can snatch, further improvement the utility model discloses snatch the scope of goods.

As the utility model discloses a further improvement, climbing mechanism includes backup pad, bottom suspension fagging and elevating system, and backup pad and bottom suspension fagging are connected respectively to elevating system's top and bottom, and bottom suspension fagging detachable installs on the slide, and pile up neatly machine people detachable installs in last backup pad, and the relative bottom suspension fagging of backup pad reciprocates in the elevating system lift drive. The utility model provides a lower bolster makes things convenient for the installation of climbing mechanism and slide, goes up the installation of backup pad convenience pile up neatly machine people, and elevating system goes up and down, and the backup pad upwards perhaps moves down on the drive, and the pile up neatly machine people who installs in last backup pad reciprocates along with reciprocating of last backup pad, can snatch the scope of goods on the increase pile up neatly machine people up-and-down direction.

As a further improvement of the utility model, the lifting mechanism comprises more than one lifting unit, the lifting unit comprises a lower supporting unit, an upper supporting unit and a push-pull device, the upper supporting unit comprises two upper supporting pieces, the upper supporting piece comprises a first supporting rod and a second supporting rod, the middle parts of the first supporting rod and the second supporting rod are rotationally connected into an X shape, the top end of the first supporting rod is hinged with the lower surface of the upper supporting plate, the top end of the second supporting rod is used for supporting the lower surface of the upper supporting plate and the two can slide relatively, the lower supporting unit comprises two lower supporting pieces, the lower supporting piece comprises a third supporting rod and a fourth supporting rod, the third supporting rod is rotationally connected with the middle part of the fourth supporting rod into an X shape, the bottom of the third supporting rod is hinged with the upper surface of the lower supporting plate, the bottom end of the fourth supporting rod is supported by the upper surface of the lower, the push-pull device comprises first connecting rods, second connecting rods and a second driving mechanism, the lower ends of the two first supporting rods are respectively connected with the top ends of the two third supporting rods in a rotating mode, the lower ends of the two second supporting rods are respectively connected with the two ends of the second connecting rods in a rotating mode after being connected with the top ends of the two fourth supporting rods in a rotating mode, the lower ends of the two second supporting rods are respectively connected with the two ends of the second connecting rods in a rotating mode, and the second driving mechanism drives the first connecting rods to be close to or be away from the second connecting rods. The utility model provides an upper support piece and lower support piece are scissors form, and support piece and lower support piece rotate on the push-and-pull device drive, realize the change of both heights, change the change of going up the backup pad height by its support from this.

As a further improvement of the utility model, the second actuating mechanism is driving motor, and driving motor installs on the head rod, driving motor's output shaft pull rod, pull rod pass the head rod and with second connecting rod threaded connection. The utility model discloses in adopt driving motor drive pull rod, the pull rod action changes the distance between head rod and second connecting rod, makes the angle of upper support piece and bottom suspension member self change, changes whole lifting unit's height.

As a further improvement of the present invention, the number of the lifting units is two, and the two lifting units are driven by the same second driving mechanism. The utility model discloses a two lifting unit of a second actuating mechanism drive, simplify lifting unit's structure on the one hand, on the other hand reduces because the increase of second actuating mechanism quantity and the cost that increases.

As a further improvement of the utility model, the pull rod is including the smooth section that connects gradually, first screw thread section, second screw thread section and third screw thread section, wherein the screw thread of first screw thread section and third screw thread section revolves to the same and with the screw thread of second screw thread section to opposite, smooth section rotates with the head rod that is used for installing driving motor and is connected, first screw thread section and the lift unit second connecting rod threaded connection who is used for installing driving motor, second screw thread section and third screw thread section respectively with head rod and the second connecting rod threaded connection of another lift unit. The utility model discloses well first screw thread section and two synchronous syntropy motions of third screw thread section drive second connecting rod, second screw thread section drive first connecting rod towards the direction removal opposite with second connecting rod moving direction, make two lifting unit rise in step or descend in step.

To sum up, the beneficial effects of the utility model are that: the utility model discloses with the mobilizable setting of pile up neatly machine people on the base, through the relative movement of pile up neatly machine people with the base, avoid the singularity, increase pile up neatly machine people simultaneously and snatch the scope of goods, the utility model discloses well pile up neatly machine people supports the position in the bottom, when keeping its stability, and its goods weight that can snatch is big, the utility model discloses still have simple structure's advantage.

Drawings

Fig. 1 is a top view of the present invention used in a 360 degree warehouse.

Fig. 2 is a schematic perspective view of the present invention.

Fig. 3 is a schematic view of a three-dimensional structure of a middle jacking mechanism according to the present invention.

Wherein: 1. a palletizing robot; 101. a support beam; 102. a connecting beam; 103. a fixing plate; 104. a rack mounting beam; 2. a base; 3. a first drive mechanism; 4. a slide plate; 5. a guide rail; 6. a slider; 7. a rack; 8. a jacking mechanism; 9. an upper support plate; 10. a lower support plate; 11. a first support bar; 12. a second support bar; 13. a third support bar; 14. a fourth support bar; 15. a first connecting rod; 16. a second drive mechanism; 17. a pull rod; 18. 360 degrees warehouse.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings. The utility model discloses with under the user state, one side on ground place is the below, and the one side of keeping away from ground is the top.

Example 1

The structure for enlarging the storage range of a 360-degree warehouse as shown in fig. 1-3 comprises a 360-degree warehouse 18, a palletizing robot 1 and a base 2 which is arranged in the 360-degree warehouse 18 and is arranged on a fixture, the preferred fixture of the utility model is the ground, namely the base is arranged on the ground, the base 2 in the utility model comprises two supporting beams 101 which are horizontally arranged and parallel and two connecting beams 102 which are horizontally arranged, the two connecting beams 102 are connected with the two supporting beams 101 end to form the base 2 with a rectangular top view, wherein the height of the connecting beam 101 is less than that of the supporting beam 101, the lower surfaces of the connecting beams 102 and the lower surfaces of the supporting beams 101 are positioned on the same horizontal plane, fixing plates 103 are fixedly arranged on both sides of the two supporting beams 101, fixing holes which run through the upper and lower surfaces of the fixing plates 103 are arranged, the utility model discloses a detachable base 2 which is arranged on the ground through expansion, the utility model provides a supporting beam 101 and tie-beam 102 and supporting beam 101 and fixed plate 103 all adopt the welded mode fixed. The palletizing robot 1 is installed on the base 2 and forms a horizontal moving pair with the base 2, the palletizing robot 1 is driven by the first driving mechanism 3 to horizontally move on the base 2 along the length direction of the base 2, and the palletizing robot 1 is used for grabbing goods and putting the goods into or taking the goods out of the 360-degree warehouse 18.

The utility model discloses be used in 360 degrees storehouses 18, 360 degrees storehouses 18 include a plurality of three-dimensional goods shelves units that are used for placing the goods, and three-dimensional goods shelves unit is the same with the disclosed three-dimensional goods shelves structure of the chinese utility model patent that the grant bulletin number is CN205802155U, and three-dimensional goods shelves unit distributes along the ellipse, and the straight line portion of the ellipse that three-dimensional goods shelves unit distributes is the same with base 2's length direction.

The utility model discloses realize pile up neatly machine people 1 gliding concrete structure on base 2 and set up guiding mechanism: a sliding plate 4 is arranged on the base 2, the sliding plate 4 is driven by a first driving mechanism 3 to horizontally slide on the base 2, and the palletizing robot 1 is arranged on the sliding plate 4. The utility model provides a guiding mechanism is including setting up more than one guide rail 5 on base 2 and setting up the slider 6 in slide 4 bottom, the preferred quantity of guide rail 5 of this embodiment is two, two guide rails 5 adopt bolt detachable to install the top at base 2 along base 2's length direction, slider 6 adopts bolt detachable to install the bottom at slide 4, the preferred quantity of slider 6 of this embodiment is four, slider 6 and guide rail 5 sliding fit, wherein every guide rail 5 cooperatees with two slider 6 among them, slider 6 slides on guide rail 5, slide 4 of installing slider 6 slides along guide rail 5's length direction, it slides to realize slide 4 and install the base 2 that guide rail 5 was installed relatively at palletizing robot 1 on slide 4.

The utility model is provided with a rack mounting beam 104 on the base 2 along the direction of the guide rail 5, the two ends of the rack mounting beam 104 are supported by the connecting beam 102, and the rack mounting beam 104 is welded and fixed with the connecting beam 102, the rack 7 is detachably mounted on the rack mounting beam 104 by bolts, the first driving mechanism 3 is preferably a motor, a speed reducer (not shown in the figure) is detachably arranged on the sliding plate 4 by adopting bolts, a motor is arranged on the speed reducer, an output shaft of the motor is connected with an input shaft of the speed reducer, a gear (not shown in the figure) is arranged on the output shaft of the speed reducer, the gear is meshed with the rack 7 to form a transmission mechanism, the motor works and drives the gear to rotate after being reduced by the speed reducer, since the gear is engaged with the rack 7, the gear moves along the length direction of the rack 7, and all devices mounted on the slide 4 move together with the slide 4.

Example 2

This embodiment is the further improvement on embodiment 1's basis, compares with embodiment 1, and this embodiment is provided with climbing mechanism 8 that can stretch out and draw back from top to bottom, and climbing mechanism 8's bottom is installed on slide 4, and pile up neatly machine people 1 installs on climbing mechanism 8, and pile up neatly machine people 1 reciprocates along with climbing mechanism 8's upper and lower flexible, and pile up neatly machine people 1 upwards moves, can snatch the goods of higher department, the utility model provides a 360 degrees storehouses highly can be higher to put more goods, further reduction puts the shared factory building area of goods.

Jacking mechanism 8 in this embodiment includes backup pad 9, bottom suspension fagging 10 and elevating system, 9 and bottom suspension fagging are connected respectively to elevating system's top and bottom, bottom suspension fagging 10 detachable installs on slide 4, palletizing robot 1 detachable installs on last backup pad 9, backup pad 9 relative bottom suspension fagging 10 reciprocates in elevating system's the lift drive, because bottom suspension fagging 10 installs on slide 4, the height of bottom suspension fagging 10 is not adjustable, therefore, when elevating system goes up and down, it reciprocates to go up backup pad 9 relative bottom suspension fagging 10, palletizing robot 1 who installs on last backup pad 9 reciprocates along with last backup pad 9 together.

The lifting mechanism in this embodiment includes more than one lifting unit, the number of the lifting mechanism in this embodiment is one, the lifting unit includes a lower supporting unit, an upper supporting unit and a push-pull device, the upper supporting unit includes two upper supporting members, the upper supporting member includes a first supporting rod 11 and a second supporting rod 12, the middle portions of the first supporting rod 11 and the second supporting rod 12 are rotatably connected into an X shape (a scissors shape), the middle portions of the first supporting rod 11 and the second supporting rod 12 in this embodiment are preferably connected by a rotating pin (not shown) to ensure that they can rotate without obstruction, the top end of the first supporting rod 11 is hinged to the lower surface of the upper supporting plate 9, the top end of the second supporting rod 12 is used for supporting the lower surface of the upper supporting plate 9 and can slide relatively, in this embodiment, a roller (not shown) is preferably arranged at the top end of the second supporting rod 12, when first bracing piece 11 and second bracing piece 12 rotate relatively, the gyro wheel can be relatively gone up backup pad 9 and rotate, and backup pad 9's slip relatively is realized changing to second bracing piece 12 on the one hand, and backup pad 9 on the other hand can effectually avoid second bracing piece 12 fish tail, the utility model provides a two plane parallels that first bracing piece 11 and second bracing piece 12 among the upper support piece constitute and two upper support pieces with first bracing piece 11 and second bracing piece 12 rotate relatively in step. The lower supporting unit in the utility model comprises two lower supporting members, the lower supporting members comprise a third supporting rod 13 and a fourth supporting rod 14, the middle parts of the third supporting rod 13 and the fourth supporting rod 14 are connected into an X shape (scissors shape) by a rotating pin so as to rotate relatively, the bottom of the third supporting rod 13 is hinged with the upper surface of the lower supporting plate 10 (hinged connection is adopted), the bottom of the fourth supporting rod 14 is supported by the upper surface of the lower supporting plate 10 and can slide on the upper surface of the lower supporting plate 10, the bottom of the fourth supporting rod 14 is preferably provided with a roller which can slide on the upper surface of the lower supporting plate 10 when the fourth supporting rod 14 rotates relative to the third supporting rod 13, the push-pull device in the utility model comprises a first connecting rod 15, a second connecting rod (not shown in the figure) and a second driving mechanism 16, the lower ends of the two first supporting rods 11 are respectively connected with the top ends of the two third supporting rods 13 in a rotating way, and then the lower ends of the two second support rods 12 are respectively rotatably connected with the top ends of the two fourth support rods 14 and then are respectively rotatably connected with the two ends of the second connecting rod, and the second driving mechanism 16 drives the first connecting rod 15 and the second connecting rod to approach or separate from each other. In the utility model, when the second driving mechanism 16 drives the first connecting rod 15 and the second connecting rod to approach each other, the bottom end of the first supporting rod 11 and the bottom end of the second supporting rod 12 approach each other, the top end of the third supporting rod 13 and the top end of the fourth supporting rod 14 approach each other, the included angle between the first supporting rod 11 and the second supporting rod 12 is reduced, the included angle between the third supporting rod 13 and the fourth supporting rod 14 is reduced, the heights of the upper supporting member and the lower supporting member are increased, the upper supporting plate 9 is pushed upwards, and the palletizing robot 1 moves upwards; conversely, when the second driving mechanism drive 16 drives the first connecting rod 15 and the second connecting rod away from each other, the heights of the upper support member and the lower support member decrease, the height of the upper support plate 9 decreases, and the palletizing robot 1 moves downward.

The second driving mechanism 16 in the preferred embodiment is a driving motor, a motor base (not shown) is fixed (e.g. welded) on the first connecting rod 15, the driving motor is mounted on the motor base, an output shaft of the driving motor is connected with a pull rod 17, and the pull rod 17 penetrates through the first connecting rod 15 and is in threaded connection with the second connecting rod. The pull rod 17 in this embodiment preferably adopts a screw rod, a horizontal through hole penetrating through the first connecting rod 15 for mounting the driving motor is formed in the first connecting rod, one end of the screw rod is connected with an output shaft of the driving motor by adopting a coupler, a threaded through hole is formed in the second connecting rod, and the screw rod penetrates through the horizontal through hole and then is in threaded fit with the threaded through hole.

The structure of the rest of this embodiment is the same as that of embodiment 1, and embodiment 1 may be referred to specifically, and details are not repeated in this embodiment.

Example 3

This embodiment is a further improvement of embodiment 2, and compared with embodiment 2, the number of the lifting units is two, and the two lifting units are driven by the same driving motor.

The pull rod 17 in this embodiment preferably includes a smooth section, a first thread section, a second thread section and a third thread section that are connected in sequence, wherein the thread turning directions of the first thread section and the third thread section are the same and opposite to the thread turning direction of the second thread section, the smooth section is rotatably connected with a first connecting rod 15 for installing a driving motor, the first thread section is in threaded connection with a second connecting rod of a lifting unit for installing the driving motor, and the second thread section and the third thread section are in threaded connection with the first connecting rod 15 and the second connecting rod of another lifting unit respectively.

The structure of the rest of this embodiment is the same as that of embodiment 2, and embodiment 2 may be referred to specifically, and details are not repeated in this embodiment.

Parts which are not specifically described in the above description are prior art or can be realized by the prior art. The specific embodiments of the present invention are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention. That is, all equivalent changes and modifications made according to the contents of the claims of the present invention should be regarded as the technical scope of the present invention.

Claims

1. A structure that is used for 360 degrees storehouses to enlarge storage range, its characterized in that: including pile up neatly machine people (1) and be located 360 degrees storehouse (18) and set up base (2) on the fixture, pile up neatly machine people (1) is installed on base (2) and constitutes horizontal migration pair with base (2), pile up neatly machine people (1) by first actuating mechanism (3) drive on base (2) horizontal migration, pile up neatly machine people (1) are used for snatching the goods and put into or take out 360 degrees storehouses (18) with the goods.

2. The 360 degree warehouse storage range expansion structure of claim 1, wherein: a sliding plate (4) is arranged on the base (2), the sliding plate (4) is driven by a first driving mechanism (3) to horizontally slide on the base (2), and the palletizing robot (1) is installed on the sliding plate (4).

3. The 360-degree warehouse storage range-enlarging structure as claimed in claim 2, wherein: the device is characterized by further comprising a guide mechanism, wherein the guide mechanism comprises more than one guide rail (5) arranged on the base (2) and a sliding block (6) arranged at the bottom of the sliding plate (4), and the sliding block (6) is in sliding fit with the guide rails (5).

4. The 360-degree warehouse storage range-enlarging structure as claimed in claim 3, wherein: the automatic feeding device is characterized by further comprising a transmission mechanism, the transmission mechanism comprises a rack (7) arranged on the base (2) along the length direction of the guide rail (5) and a gear arranged on the first driving mechanism (3), the first driving mechanism (3) is installed on the sliding plate (4), and the gear is meshed with the rack (7).

5. The 360 degree warehouse storage range expansion structure according to any one of claims 1 to 4, wherein: the automatic stacking machine is characterized by further comprising a jacking mechanism (8) capable of stretching up and down, the bottom of the jacking mechanism (8) is installed on the sliding plate (4), the stacking robot (1) is installed on the jacking mechanism (8), and the stacking robot (1) stretches up and down along with the jacking mechanism (8).

6. The 360 degree warehouse storage range expansion structure of claim 5, wherein: climbing mechanism (8) are including last backup pad (9), bottom suspension fagging (10) and elevating system, and upward backup pad (9) and bottom suspension fagging (10) are connected respectively to elevating system's top and bottom, and bottom suspension fagging (10) detachable is installed on slide (4), and pile up neatly machine people (1) detachable installs on last backup pad (9), and backup pad (9) relative bottom suspension fagging (10) reciprocate in the elevating system lift drive.

7. The 360 degree warehouse storage range expansion structure of claim 6, wherein: the lifting mechanism comprises more than one lifting unit, the lifting unit comprises a lower supporting unit, an upper supporting unit and a push-pull device, the upper supporting unit comprises two upper supporting pieces, each upper supporting piece comprises a first supporting rod (11) and a second supporting rod (12), the middle parts of the first supporting rod (11) and the second supporting rod (12) are rotatably connected into an X shape, the top end of the first supporting rod (11) is hinged with the lower surface of the upper supporting plate (9), the top end of the second supporting rod (12) is used for supporting the lower surface of the upper supporting plate (9) and can slide relatively, the lower supporting unit comprises two lower supporting pieces, each lower supporting piece comprises a third supporting rod (13) and a fourth supporting rod (14), the third supporting rod (13) is rotatably connected into an X shape with the middle part of the fourth supporting rod (14), the bottom of the third supporting rod (13) is hinged with the upper surface of the lower supporting plate (10), the bottom of fourth bracing piece (14) is supported and can slide on lower support plate (10) upper surface by the upper surface of lower support plate (10), push-and-pull device includes head rod (15), second connecting rod and second actuating mechanism (16), the lower extreme of two head rods (11) rotates with the top of two third bracing pieces (13) respectively and is connected the back, the both ends at head rod (15) are rotated respectively to the rethread, the lower extreme of two second bracing pieces (12) rotates with the top of two fourth bracing pieces (14) respectively and is connected the rethread and the both ends rotation of second connecting rod respectively and are connected, second actuating mechanism (16) drive head rod (15) and second connecting rod are close to each other or keep away from each other.

8. The 360 degree warehouse storage range expansion structure of claim 7, wherein: the second driving mechanism (16) is a driving motor, the driving motor is arranged on the first connecting rod (15), an output shaft of the driving motor is connected with a pull rod (17), and the pull rod (17) penetrates through the first connecting rod (15) and is in threaded connection with the second connecting rod.

9. The 360 degree warehouse storage range expansion structure of claim 8, wherein: the number of the lifting units is two, and the two lifting units are driven by the same second driving mechanism (16).

10. The 360 degree warehouse storage range expansion structure of claim 9, wherein: the pull rod (17) comprises a smooth section, a first thread section, a second thread section and a third thread section which are sequentially connected, wherein the thread turning directions of the first thread section and the third thread section are the same and are opposite to the thread turning direction of the second thread section, the smooth section is rotatably connected with a first connecting rod (15) used for installing a driving motor, the first thread section is in threaded connection with a second connecting rod of a lifting unit used for installing the driving motor, and the second thread section and the third thread section are respectively in threaded connection with the first connecting rod (15) and the second connecting rod of another lifting unit.