CN110264626B

CN110264626B - Intelligent self-service fruit retail machine

Info

Publication number: CN110264626B
Application number: CN201910603303.5A
Authority: CN
Inventors: 苗青; 陈作玮; 李俊恒; 勾振宁; 赵思毅; 梁田; 李明桦
Original assignee: Shanghai Dianji University
Current assignee: Shanghai Dianji University
Priority date: 2019-07-05
Filing date: 2019-07-05
Publication date: 2021-03-30
Anticipated expiration: 2039-07-05
Also published as: CN110264626A

Abstract

The invention discloses an intelligent self-service fruit retail machine.A stop door is arranged on a discharge hole at the bottom of a four-lattice storage lattice of a storage box; the feed hopper is arranged at the top of the storage box and is communicated with the recovery grids in the storage box; the fruits fall from the discharge hopper onto a horizontal conveying belt with a plurality of baffles; the rotten fruits are pushed into the abandoning box during conveying, the intact fruits are moved to the top of the lifting conveying belt, and at the moment, if the fruits are abandoned, the fruits are pushed into the recovery chute and enter the recovery grid through the feed hopper; the purchased fruit is pushed into a blanking pipeline and enters a packaging mechanism to be packaged into bags. The fruit bagging machine can automatically select the quantity and the quality of fruits, thereby avoiding the condition that the quantity required by customers is less than the quantity of purchased fruits, realizing automatic bagging of the fruits and well avoiding the condition that the fruits are damaged due to the falling of the fruits.

Description

Intelligent self-service fruit retail machine

Technical Field

The invention relates to the field of vending machines, in particular to a visual vending machine capable of automatically selecting fruits and automatically packaging the fruits.

Background

With the improvement of the quality and rhythm of life of people, the demand on fruits is more and more. However, the existing fruit purchase only stays in the packaged fruit, which is the same as that of the common vending machine, and the fruit is damaged, thereby limiting the free choice of the quality and quantity of the fruit for customers.

The traditional fruit vending machine mainly packages clean fruits in advance, has fixed weight, quality and price, and is quite easy to generate mildewing and rotting due to the fact that the fruits are tight and damp in a packaged box. And because the fruits are packaged in advance, the independent selectivity and random collocation of customers are lost, the right of the customers for selecting the fruit quality is limited, and the fruit purchasing is greatly limited. The variety of the fruits is also limited, so that various fruits cannot be purchased at one time, or a single fruit can be purchased, if various fruits need to be purchased, the fruits can be purchased only once and once, and when one fruit is purchased, the phenomenon that the number of the fruits is larger than the requirement of a customer can occur, so that the fruit purchasing method is very inconvenient. The fruit is delivered by a spiral strip operation, so that the fruit drops to a delivery port, and the fruit is greatly damaged. To the replenishment of fruit, mostly be the manual work and place the good fruit of packing one by one in proper order, consume a large amount of strength and time, and need open whole cabinet door, very loaded down with trivial details to produce the possibility that the part loses easily, it is convenient inadequately.

Disclosure of Invention

The invention aims to provide an intelligent self-service fruit retail machine aiming at the defects in the prior art so as to solve the problems.

The technical problem solved by the invention can be realized by adopting the following technical scheme:

an intelligent self-service fruit retail machine comprises a shell, and a delivery mechanism, a conveying mechanism, a selecting mechanism and a packaging mechanism which are arranged in the shell, wherein the delivery mechanism comprises a storage box, a partition plate, a feeding hopper and a discharging hopper; the storage box is also internally provided with a recovery grid, and the feed hopper is arranged at the top of the storage box and communicated with the recovery grid;

the conveying mechanism comprises a horizontal conveying belt, baffles and end plates, the horizontal conveying belt is arranged below the storage box through the end plates, fruits fall onto the horizontal conveying belt from the discharge hopper and can horizontally move from right to left under the driving of the horizontal conveying belt, and a plurality of baffles are uniformly arranged on the outer wall of the horizontal conveying belt along the circumferential direction of the outer wall;

the selection mechanism comprises a lifting conveying belt, trays, a feeding push rod, a discharging pipeline, a recovery assembly and a screening assembly, the lifting conveying belt is installed on the left side of the horizontal conveying belt, a plurality of trays are evenly installed on the outer wall of the lifting conveying belt along the circumferential direction of the lifting conveying belt, the recovery assembly comprises a recovery push rod and a recovery chute, the recovery push rod is arranged on the left side of the top of the lifting conveying belt and installed on the inner wall of the left side of the shell, the recovery chute is arranged on the right side of the top of the lifting conveying belt, the recovery chute is fixed on the left box wall of the storage box, the recovery chute is obliquely arranged, an outlet at the lower end of the recovery chute is aligned to the feeding hopper, and the recovery; the feeding push rod is used for pushing fruits in a tray conveyed to the top of the lifting conveyer belt forwards into the feeding pipeline; the screening assembly comprises a discarding chute, a discarding box, a discarding push rod and a mould detector for detecting whether the fruits are rotten, the mould detector is arranged on one side of the horizontal conveying belt, the discarding box is fixed below the lifting conveying belt, the discarding chute is arranged on the left side of the horizontal conveying belt and is arranged below the lifting conveying belt, and the outlet end of the discarding chute extends into the discarding box; the abandoning push rod is used for pushing rotten fruits sent out from the horizontal conveying belt into the abandoning chute;

the packaging mechanism is arranged below the blanking pipeline and used for packaging fruits sent out by the blanking pipeline into bags, and a goods taking opening is formed in the bottom of a front side shell plate of the shell.

Furthermore, the partition plate is of a cross structure, the partition plate divides the storage box into four storage lattices, each storage lattice is provided with a recovery lattice, each recovery lattice is of a square tube structure, each recovery lattice is arranged in the middle of the storage box, the top surface of each recovery lattice is flush with the top surface of the storage box, the four recovery lattices are respectively arranged at four crossed corners of the partition plate, the length of each recovery lattice is smaller than the height of the storage box, and the upper end and the lower end of each recovery lattice are respectively provided with a door plate for controlling the opening end of each recovery lattice to open and close; a plurality of first buffer plates made of flexible materials are uniformly arranged in the recovery grid along the length direction of the recovery grid, one end of each first buffer plate is fixed on the inner wall of the recovery grid, and the other end of each first buffer plate is arranged in a downward inclined mode; the feed hopper is all linked together with the top of each recovery check.

Furthermore, a plurality of second buffer plates made of flexible materials are uniformly arranged in the blanking pipeline along the length direction of the blanking pipeline, one end of each second buffer plate is fixed on the inner wall of the blanking pipeline, and the other end of each second buffer plate is arranged in a downward inclined mode; the top of the blanking pipeline is provided with an open platform, the middle part of the open platform is provided with a through hole, and the top of the blanking pipeline is communicated with the through hole of the open platform; the open platforms on the left side and the right side of the through hole are recessed towards the center, and the front side of the open platform is in a right-angle shape; a coaming is arranged on the edge of the open platform along the circumferential direction of the open platform.

Furthermore, the packaging mechanism comprises a feeding roller, a mounting frame, a left clamping jaw, a right clamping jaw, a supporting rod, a hot pressing roller and a cutter, wherein the supporting rod, the hot pressing roller and the cutter are mounted on the mounting frame; the hot pressing rollers are arranged in parallel with the supporting rods, the hot pressing rollers are arranged on the front side and the rear side of the lower portion of the supporting rods respectively, and the two hot pressing rollers are matched to seal the packaging bag.

Furthermore, the edge of the opening end of each packaging bag is provided with a hard elastic rod, the coiled packaging bags are of point-breaking structures, and the side parts of two adjacent packaging bags are connected in a point-breaking manner; the coiled packaging bag is sleeved on the feeding roller, and the opening of the coiled packaging bag is upward; the packaging mechanism further comprises a guide box arranged on the right side of the supporting rod, a material guiding inlet is formed in the upper portion of the guide box, a material guiding outlet is formed in the bottom of a front box plate of the guide box, an arc-shaped plate is further mounted at the bottom of the guide box, the low end of the arc-shaped plate is communicated with the material guiding outlet, and the material guiding outlet is communicated with the goods taking port.

Furthermore, the packaging mechanism further comprises a weighing assembly arranged below the supporting rod, and the weighing assembly comprises a lifting platform and a weighing plate arranged at the top of the lifting platform.

Compared with the prior art, the invention has the following beneficial effects:

the invention designs a method which can automatically select the quantity and the quality of fruits so as to avoid the condition that the quantity required by customers is less than the quantity of purchased fruits, realize automatic bagging of the fruits on the basis and avoid fruit damage caused by fruit falling. During shipment, the fruits are conveyed from bottom to top by the lifting conveying belt, so that the up-and-down movement of the conveying belt is avoided, a large amount of space is saved, and the damage to the fruits caused by the direct falling of the fruits can be avoided; the support rod and the clamping jaw are used for acting together to finish automatic bagging; through the combined use of display screen and camera, make the quality that each fruit can be observed to the customer, realize can autonomically selecting fruit quality and quantity to this reaches the intellectuality of fruit vending machine, and utilizes foldable push rod control tray fruit transportation, makes the structure more simple and convenient. The packing after accomplishing the payment adopts two hot pressing rollers and coining press to accomplish final packing, and after accomplishing, utilizes the operation of folding balance, makes the fruit of accomplishing transaction and packing fall down, and the mobility of folding balance not only can make fruit not receive the damage when going into the bag, also can make its transport from top to bottom of accomplishing the packing bag.

Drawings

Fig. 1 is a schematic structural diagram of an intelligent self-service fruit retail machine according to the invention.

Fig. 2 is a schematic diagram of the internal structure of the intelligent self-service fruit retail machine according to the invention.

Fig. 3 is a schematic structural diagram of the conveying mechanism according to the present invention.

Fig. 4 is a longitudinal sectional view of the delivery mechanism according to the present invention.

Fig. 5 is a partial schematic view of the selection mechanism according to the present invention.

Fig. 6 is a schematic structural view of the blanking pipe according to the present invention.

Fig. 7 is a schematic structural diagram of a packaging mechanism according to the present invention.

Fig. 8 is a schematic diagram of the use of the present invention.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 to 8, the intelligent self-service fruit retail machine according to the present invention includes a housing 10, and a delivery mechanism, a conveying mechanism, a selecting mechanism and a packaging mechanism disposed in the housing 10. Four universal rollers are mounted at the bottom of the housing 10. The delivery mechanism comprises a storage bin 20, a partition 21, a feed hopper 22 and a discharge hopper 23. A plurality of independently set storage lattices are separated into the storage box 20 through the longitudinal partition plate 21, a discharge port 201 is respectively arranged at the bottom of each storage lattice, and one discharge port 201 can just enable one fruit to pass through. Each discharge gate 201 is provided with a stop gate capable of controlling the opening and closing of the discharge gate 201, namely a leakage gate, the stop gate can control the opening and closing of the discharge gate 201 through a leakage gate controller, the opening and closing movement of a circuit control door plate belongs to the prior art, and therefore the detailed description is omitted here. Go out the hopper 23 and install in the bottom of storage case 20, go out the top of hopper 23 and all communicate with each discharge gate 201. The storage box 20 is also provided with a recovery grid 24, and the feed hopper 22 is arranged at the top of the storage box 20 and is communicated with the recovery grid 24.

The conveying mechanism comprises a horizontal conveying belt 30, a baffle plate 31 and an end plate 32, the horizontal conveying belt 30 is installed below the storage box 20 through the end plate 32, and the horizontal conveying belt 30 is driven to rotate by a driving motor 33. The fruit drops to horizontal conveyor belt 30 from out hopper 23 and can be under the drive of horizontal conveyor belt 30 from right side to left horizontal migration, evenly installs a plurality of baffles 31 along its circumference on the outer wall of horizontal conveyor belt 30, has a baffle 31 on horizontal conveyor belt 30 at every certain distance promptly.

The selection mechanism comprises a lifting conveying belt 40, a tray 41, a feeding push rod 42, a blanking pipeline 43, a recovery assembly and a screening assembly. The lifting conveyer belt 40 is installed on the left side of the horizontal conveyer belt 30, and a plurality of trays 41 are evenly installed on the outer wall of the lifting conveyer belt 40 along the circumferential direction thereof. Tray 41 can link to each other with lifting and dropping conveyer belt 40 direct fixation, also can link to each other indirectly, when linking to each other indirectly install a plurality of installation pieces promptly on lifting and dropping conveyer belt 40, and a peg is fixed to the outer end of installation piece, and the both ends of tray 41 are fixed with the lifting rope, and the lifting rope is hung and is located on the peg. The recovery assembly comprises a recovery push rod 441 and a recovery chute 442, wherein the recovery push rod 441 is arranged on the left side of the top of the lifting conveyor belt 40 and is installed on the inner wall of the left side of the casing 10. The recycling chute 442 is disposed at the right side of the top of the lifting conveyor belt 40, and the recycling chute 442 is fixed to the left wall of the storage box 20. The recovery chute 442 is inclined and its lower end outlet is directed towards the hopper 22. The recovery push rod 441 is used to push the fruit transferred to the tray 41 on the top of the lifting conveyor belt 40 to the right into the recovery chute 442, and the fruit drops down the recovery chute 442 through the feeding hopper 22 into the recovery compartment 24. The blanking pipeline 43 is vertically arranged and installed at the front side of the lifting and conveying belt 40, and the feeding push rod 42 is arranged at the rear side of the top of the lifting and conveying belt 40 and installed on the rear side wall of the shell 10. The feeding pusher 42 serves to push the fruit transferred to the tray 41 on top of the elevating conveyor belt 40 forward into the blanking duct 43. The screening assembly comprises a disposal chute 451, a disposal box 452, a disposal push rod and a mould detector 453 for detecting whether the fruit is rotten, and the disposal push rod and the feeding push rod have the same structural principle. The mold detector 453 is provided on one side of the horizontal transfer belt 30. The disposal box 452 is fixed below the lifting conveyor 40, the disposal chute 451 is installed at the left side of the horizontal conveyor 30 and below the lifting conveyor 40, the disposal chute 451 is disposed obliquely, and the outlet end of the lower end thereof extends into the disposal box 452. When the mold detector 453 detects the rotting of the fruit, the disposing push rod pushes the rotted fruit fed out on the horizontal conveyor 30 into the disposing chute 451, and the rotted fruit drops into the disposing box 452 along the disposing chute 451. Each push rod can adopt a telescopic structure, the push rod is driven to stretch and retract through a push rod controller 443 so as to push fruits, the push rod controller and the push rod are connected through bolts, and the push rod controller is welded on the shell 10. The push rod also can carry out the level through cylinder or other structure direct drive that can the translation and promote fruit, and the flexible or translation of push rod is prior art, and the unnecessary repetition is given here to avoid.

The fruit is transported to the tray 41 by adopting a ferris wheel type conveyer belt, and the fruit on the tray 41 is driven to rise to the topmost end by the lifting conveyer belt 40; at the bottom, the mold detector 453 scans the fruit, and when the fruit is rotten, the disposing push rod extends to incline the tray 41, and the fruit falls into the disposing box 452 for disposing the rotten fruit directly through the disposing chute 451 after being pushed out, or the fruit is pushed directly to fall out from the tray 41; by means of the mode, the fruits are detected in sequence and individually, and the good quality of the fruits can be guaranteed.

The highest end of the lifting conveyer belt 40 is provided with a camera 46, and the camera 46 is welded on the shell 10 and connected with the display screen. The camera 46 is used for shooting the fruit state in real time and displaying the fruit state on a display screen for customers to select, the fruit state can be observed more clearly by shooting, and the fruit condition can be described more accurately by shooting in real time. When the lifting conveyer belt 40 transports the fruits to the highest point, the camera 46 at the highest point shoots the fruits to display real-time images and is installed on the display screen on the front side of the shell 10, at the moment, the display screen displays whether a button is selected or not to select, and after selection, the push rod controller receives information of the display screen, so that the folding type feeding push rod 42 extends forwards, and the needed fruits are pushed out to the blanking pipeline 43. When the customer does not select the fruit, the foldable recycling push rod 441 moves to the right, the fruit is pushed into the recycling chute 442, and the fruit is conveyed into the feeding hopper 22 through the recycling chute 442; according to different types of the returned fruits, the controller opens the upper door plate of the corresponding recovery grid 24 to enable the returned fruits to fall into the corresponding recovery grid 24; the lower door plate of the recovery grid 24 can be always in a closed state according to the setting of the circuit, when a worker replenishes the goods, the lower door plate of the recovery grid 24 is opened again to enable the fruits in the recovery grid 24 to fall out, and the fruits are placed in the storage grids outside the recovery grid 24 for continuous selling after manual inspection without damage or rot; if the fruit is the kind that is difficult for damaging or rotting, but the automatic lower door plant that opens of circuit control when the fruit that is retrieved is sent to corresponding recovery check 24 for the fruit that is retrieved directly falls into the matter storage lattice automatically and waits to sell next time.

The packaging mechanism is arranged below the blanking pipeline 43 and is used for packaging fruits sent out by the blanking pipeline 43 into bags, and the bottom of the front side shell plate of the shell 10 is provided with a goods taking opening 11.

The partition plate 21 is of a cross structure, the storage box is divided into four storage lattices by the partition plate 21, and each lattice can be used for placing a fruit. Each storage compartment is provided with a recovery compartment 24. Retrieve check 24 and manage the structure for square, retrieve check 24 and locate the middle part of storage box and its top surface and the top surface looks parallel and level of storage box. Four recovery compartments 24 are respectively installed at four crossing corners of the partition 21. The length of the recycling bin 24 is less than the height of the magazine so that the bottom of the magazine extends beyond the recycling bin 24. The upper end and the lower end of each recovery grid 24 are respectively provided with a door plate for controlling the opening and closing of the opening end of the recovery grid 24. A plurality of first buffer plates 241 made of flexible materials are uniformly arranged in the recovery grid 24 along the length direction of the recovery grid, and one end of each first buffer plate 241 is fixed on the inner wall of the recovery grid 24. The other end of the first buffer board 241 is inclined downwards, and two adjacent first buffer boards 241 are not on the same side with the installation end of the recovery grid 24. The feed hopper 22 communicates with the top of each recovery compartment 24.

According to the fruit conveying device, the four-grid leaking door is moved to complete the falling of fruits, the fruits cannot be damaged when falling in a low altitude, the transportation of single fruits can be completed, the fruits fall onto the horizontal conveying belt 30, the baffles 31 on the horizontal conveying belt 30 can separate the fruits, and only one fruit is conveyed between every two adjacent baffles 31.

Evenly install the second buffer board of a plurality of flexible materials along its length direction in the unloading pipeline 43, on the one end of second buffer board was fixed in the inner wall of unloading pipeline 43, the other end downward sloping of second buffer board set up, and the second buffer board sets up similarly with the structure of first buffer board. Can slow down fruit falling speed through the buffer board, because the impact force receives the damage excessively when effectively avoiding fruit directly to fall into. An open platform 431 is installed at the top of the blanking pipeline 43, a through hole 432 is formed in the middle of the open platform 431, and the top of the blanking pipeline 43 is communicated with the through hole of the open platform 431. The open platforms 431 at the left and right sides of the through hole are recessed towards the center, and the front sides of the open platforms 431 are in a right-angle shape; a surrounding plate 433 is installed on the edge of the open platform 431 along the circumferential direction thereof.

The packaging mechanism comprises a feeding roller 51, a mounting frame, a left clamping jaw 52, a right clamping jaw 56, a support rod 53 mounted on the mounting frame, a hot pressing roller 54 and a cutter 55. The feed roller 51 is vertically arranged and is driven to rotate by a feed motor 511 arranged at the bottom of the shell 10, the coiled packaging bags 100 are sleeved on the feed roller 51, and the packaging bags are vertically fed out from the feed roller 51 with bag openings facing upwards to the right. A cutter 55 is provided at one side of the feed roller 51 for separating two packing bags from the spot-breaking. The supporting rod 53 is horizontally arranged and arranged below the outlet of the blanking pipeline 43, and the left clamping jaw 52 and the right clamping jaw are arranged on the supporting rod 53 and can respectively horizontally slide left and right along the length direction of the supporting rod 53. The left clamping jaw 52 and the right clamping jaw are of mechanical arm structures, and the left clamping jaw and the right clamping jaw horizontally move on the supporting rod 53 through a screw rod structure. The hot press rollers 54 are disposed in parallel with the struts 53, and two hot press rollers 54 are disposed on the front and rear sides below the struts 53. The bag is fed between the two heat press rolls 54 from left to right. The sealing of the packaging bags by the hot pressing roller 54 adopts a heat sealing mode, the sealing principle of the packaging bags by the hot pressing roller 54 is the same as the sealing principle of a common packaging mechanism on a film material, namely, the bag openings of the packaging bags are thermally bonded together by heating the hot pressing roller 54.

Hard elastic rods are arranged on the edge of the opening end of each packaging bag along the circumferential direction of the bag opening, the coiled packaging bags are of point-breaking structures, and the side parts of two adjacent packaging bags are connected in a point-breaking manner. The coiled packaging bag is sleeved on the feeding roller 51 and has an upward opening. The packaged fruit can be taken out directly from the front side access opening 11. Of course, the article taking port 11 may be provided on the right side of the housing 10, and the guide box 60 may be provided on the right side in the housing 10. The packaging mechanism further comprises a guide box 60 arranged on the right side below the support rod 53, a material guiding inlet 61 is formed in the upper portion of the guide box 60, and a material guiding outlet 62 is formed in the bottom of a front box plate of the guide box 60. The bottom of the guiding box 60 is also provided with an arc-shaped plate, the lower end of the arc-shaped plate is communicated with a material guiding outlet, and the material guiding outlet 62 is communicated with the goods taking port 11.

The packaging mechanism further comprises a weighing assembly 70 arranged below the supporting rod 53, wherein the weighing assembly 70 is of a folding scale structure and comprises a lifting platform and a weighing plate arranged at the top of the lifting platform. The lifting platform can adopt a traditional scissor-fork type lifting structure, and of course, the lifting structure which can move the weighing plate up and down is suitable for the lifting platform. After the packaging is finished, the hot pressing roller 54 returns, the weighing plate capable of weighing drives the packaging bag to descend through the lifting platform, the goods taking port 11 is opened, and a customer takes the fruits away; then, the feed roller 51 rotates to enable a new packaging bag to be sent out rightwards, the right end of the new packaging bag moves rightwards and extends between the two hot pressing rollers 54, the right clamping jaw clamps the right end of the mouth of the new packaging bag and moves rightwards to enable the packaging bag to be pulled out rightwards, after the right clamping jaw reaches a designated position, the left clamping jaw 52 clamps the left end of the mouth of the packaging bag, the packaging bag is cut by the cutter 55 from a point fracture, the two clamping jaws simultaneously move to one third of the middle of the supporting rod 53, the hard elastic rod of the mouth of the packaging bag deforms outwards due to extrusion, and therefore the mouth of the packaging bag is opened. The bottom of the fruit is suspended when the fruit enters the packaging bag, so that the fruit can be prevented from being damaged when falling into the packaging bag.

One side of unloading pipeline 43 sets up accomodates basket 80, accomodates basket 80 and passes through transport mechanism 81 and drive lift, translation or topple over the upset. When the fruit storage box is used, fruits selected by a customer are conveyed into the storage basket 80 through the blanking pipeline 43, after the customer finishes purchasing, the folding scale at the bottom is lifted through the lifting platform, the display screen displays the price, if the customer cancels payment at the moment, the storage basket 80 is lifted along with the lifting machine of the transfer mechanism 81, and the fruits are poured back into the storage box 20; if the customer finishes payment, the left end and the right end of the packaging bag are clamped by the left clamping jaw and the right clamping jaw, the clamping jaws can move left and right on the supporting rod 53, when fruits are ready to be loaded, the two clamping jaws simultaneously move one third of the supporting rod 53 to the middle to open the bag opening of the packaging bag, and the fruits can freely fall into the packaging bag from the containing basket 80 at the moment. Of course, also can not be through accomodating basket 80, promptly when the fruit will be sent out the back from unloading pipeline 43 and directly fall into to the wrapping bag in, then the weighing plate is weighed bag fruit, seals again after accomplishing weighing and takes out.

After the total mass of the fruits is calculated by the display screen, the two clamping jaws move outwards to the extreme ends of the supporting rods respectively towards the left end and the right end of each clamping jaw to straighten the mouth of the packaging bag, so that the mouth of the packaging bag is closed, the front side and the rear side of the mouth of the packaging bag are respectively provided with a hot pressing roller 54, a roller type platen press is arranged below the hot pressing rollers 54 in the shell 10, and the roller type platen press prints information such as the name, the weight, the unit price, the total price, the date and the like of the fruits while the mouth of the packaging bag is sealed by the.

After the package is completed, the lifting platform drives the weighing plate to ascend to a high place, then the left clamping jaw 52 and the right clamping jaw are both opened, the package bag falls into the folding scale, the folding scale descends to the bottom along with the retraction of the lifting platform, and the electromagnetic door of the goods taking port 11 on the front side of the folding scale is automatically opened. After the fruit is taken away, the two clamping jaws move to the leftmost end of the supporting rod 53 to wait for the next new packaging bag, the feeding roller 51 operates, the right clamping jaw clamps the rightmost end of the packaging bag and moves rightwards, the right clamping jaw moves to the appropriate position shearing device 55 to shear, the left clamping jaw 52 clamps the left end of the packaging bag to wait for the next time, and the process is repeated.

When the fruit sorting device is used, a customer selects fruit types at the display screen on the vending machine shell 10, the leak gate controller receives a signal to open the leak gates corresponding to the fruit types, the fruit types fall on the horizontal conveying belt 30 below the discharge port 201 one by one, each fruit type is separated by the baffle 31, the fruit is conveyed to the tray 41 by the horizontal conveying belt 30, the mold detector 453 on one side detects that the fruit is rotten, the mold detector 453 receives information to push out the discarding push rod, and therefore the rotten fruit falls into the discarding box 452 along the discarding chute 451. If the fruit is in good condition, the lifting conveyer belt 40 drives the fruit on the tray 41 to continuously rise to the topmost position, the fruit is just located at the position of the camera 46 at this time, the camera 46 shoots real-time fruit images on the display screen, and the customer retrieves the push rod 441 to push the fruit on the tray 41 at the top into the feeding hopper 22 if the fruit is not needed. When selected, the fruit is pushed into the blanking duct 43 by the feeding pusher rod 42 and then transported to the packaging mechanism. After the selection is finished, the lifting platform receives the information of the display screen to drive the weighing plate to lift, so that the packaging bag is placed on the weighing plate to be weighed, the information is brought back to the display screen after the weighing, and the display screen calculates the information such as price; the customer packs the product after completing payment. The device can also be provided with a storage basket 80, at this time, the fruits sent out by the blanking pipeline 43 firstly enter the storage basket 80, if the customer cancels the payment, the storage basket 80 returns to the topmost end along with the transfer mechanism 81, and the storage basket 80 is toppled over to pour the fruits back into the feed hopper 22; if the customer is finished paying, the receiving basket 80 is tilted to pour the fruit into the bag. The two ends of the packaging bag are clamped by the two clamping jaws which are positioned on the supporting rod 53, the hot pressing rollers 54 arranged in front and at the back are ready to operate, the roller type platen press below the hot pressing rollers 54 finishes information adjustment, the hot pressing rollers 54 operate to carry out hot pressing on the bag opening of the packaging bag, the roller type platen press operates, and meanwhile, the sealing and information printing of the packaging bag are finished. Can directly set up in the front side of folding balance with getting goods mouth 11, can directly loosen two clamping jaws after accomplishing the packing encapsulation this moment and make the wrapping bag drop to the weighing plate that rises on, then the elevating platform drives fruit and descends alright follow and get goods mouth 11 and directly take out fruit. The guiding box 60 can also be arranged on one side, at the moment, the goods taking port 11 is arranged on the front side of the guiding box 60, the packaged fruit is weighed through the lifted weighing plate, then the weighing plate descends, the left clamping jaw 52 and the right clamping jaw simultaneously drive the packaged fruit to move rightwards to the position above the material guiding inlet 61, the left clamping jaw 52 and the right clamping jaw are simultaneously loosened, and the packaged fruit automatically falls into the guiding box 60 under the action of gravity and is sent out from the material guiding outlet 62 along the arc-shaped plate along the spiral slide way in the guiding box 60.

According to the fruit conveying device, fruits are conveyed by using the ferris wheel and the crawler belt, the condition that the fruits are damaged due to direct falling is avoided, and the quality guarantee period that the fruits are forgotten due to falling of invoices is avoided by adopting automatic bagging and automatic shopping information printing. The display screen of the invention can shoot in real time and select fruits independently, so that a customer can select each fruit which the customer wants by himself without the phenomenon that part of the fruits do not meet the requirements of the customer, and the customer can select proper fruit quantity freely, thereby avoiding the phenomenon that the purchase quantity is larger than the requirements of the customer. The invention carries out rotting scanning on fruits one by one, discharges each rotten fruit, refuses to be filled again and avoids one rotten fruit from influencing other fruits. According to the fruit feeding device, fruits fall into the conveying belt singly, the motor is not used for contacting the fruits, so that the safety of the fruits is ensured, the use of the motor is also saved, the structure is simpler, and the pollution to the fruit quality caused by the fact that the fruits contact metal materials is also avoided.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an intelligent self-service fruit retail machine which characterized in that: the automatic discharging device comprises a shell, and a discharging mechanism, a conveying mechanism, a selecting mechanism and a packaging mechanism which are arranged in the shell, wherein the discharging mechanism comprises a storage box, a partition plate, a feeding hopper and a discharging hopper; the storage box is also internally provided with a recovery grid, and the feed hopper is arranged at the top of the storage box and communicated with the recovery grid;

2. The intelligent self-service fruit retail machine of claim 1, wherein: the storage box is divided into four storage lattices by the partition plate, each storage lattice is provided with a recovery lattice, each recovery lattice is of a square tube structure, each recovery lattice is arranged in the middle of the storage box, the top surface of each recovery lattice is flush with the top surface of the storage box, the four recovery lattices are respectively arranged at four crossed corners of the partition plate, the length of each recovery lattice is smaller than the height of the storage box, and the upper end and the lower end of each recovery lattice are respectively provided with a door plate for controlling the opening end of each recovery lattice to open and close; a plurality of first buffer plates made of flexible materials are uniformly arranged in the recovery grid along the length direction of the recovery grid, one end of each first buffer plate is fixed on the inner wall of the recovery grid, and the other end of each first buffer plate is arranged in a downward inclined mode; the feed hopper is all linked together with the top of each recovery check.

3. The intelligent self-service fruit retail machine of claim 1, wherein: a plurality of second buffer plates made of flexible materials are uniformly arranged in the blanking pipeline along the length direction of the blanking pipeline, one end of each second buffer plate is fixed on the inner wall of the blanking pipeline, and the other end of each second buffer plate is arranged in a downward inclined mode; the top of the blanking pipeline is provided with an open platform, the middle part of the open platform is provided with a through hole, and the top of the blanking pipeline is communicated with the through hole of the open platform; the open platforms on the left side and the right side of the through hole are recessed towards the center, and the front side of the open platform is in a right-angle shape; a coaming is arranged on the edge of the open platform along the circumferential direction of the open platform.

4. The intelligent self-service fruit retail machine of claim 1, wherein: the packaging mechanism comprises a feeding roller, a mounting frame, a left clamping jaw, a right clamping jaw, a support rod, a hot pressing roller and a cutter, wherein the support rod, the hot pressing roller and the cutter are mounted on the mounting frame; the hot pressing rollers are arranged in parallel with the supporting rods, the hot pressing rollers are arranged on the front side and the rear side of the lower portion of the supporting rods respectively, and the two hot pressing rollers are matched to seal the packaging bag.

5. The intelligent self-service fruit retail machine of claim 4, wherein: the edge of the opening end of each packaging bag is provided with a hard elastic rod, the coiled packaging bags are of a point-breaking structure, and the side parts of two adjacent packaging bags are connected in a point-breaking manner; the coiled packaging bag is sleeved on the feeding roller, and the opening of the coiled packaging bag is upward; the packaging mechanism further comprises a guide box arranged on the right side of the supporting rod, a material guiding inlet is formed in the upper portion of the guide box, a material guiding outlet is formed in the bottom of a front box plate of the guide box, an arc-shaped plate is further mounted at the bottom of the guide box, the low end of the arc-shaped plate is communicated with the material guiding outlet, and the material guiding outlet is communicated with the goods taking port.

6. The intelligent self-service fruit retail machine of claim 4, wherein: the packaging mechanism further comprises a weighing assembly arranged below the supporting rod, and the weighing assembly comprises a lifting platform and a weighing plate arranged at the top of the lifting platform.