CN111115146B

CN111115146B - Basket of flowers buffer memory station based on AGV dolly automatic conveying

Info

Publication number: CN111115146B
Application number: CN202010123659.1A
Authority: CN
Inventors: 朱辉; 曹明旺; 张宇; 李明; 郭艳; 文建为
Original assignee: Hunan Red Sun Photoelectricity Science and Technology Co Ltd
Current assignee: Hunan Red Sun Photoelectricity Science and Technology Co Ltd
Priority date: 2020-02-27
Filing date: 2020-02-27
Publication date: 2021-05-14
Anticipated expiration: 2040-02-27
Also published as: CN111115146A

Abstract

The invention discloses a flower basket buffer station based on automatic AGV trolley transmission, which comprises a waiting position, a working position and a buffer position, wherein the waiting position, the working position and the buffer position are sequentially butted, the waiting position is provided with a waiting position transmission line used for transmitting trays, the working position is provided with a working position transmission line used for transmitting the trays, the buffer position is provided with a buffer position transmission line used for transmitting the trays, the trays are used for loading flower baskets, the working position is provided with a tray positioning mechanism used for positioning the trays, and the input of the trays on the waiting position transmission line and the output of the trays on the buffer position transmission line are transmitted by an AGV trolley. According to the invention, the process of loading and unloading the flower basket from the AGV trolley to the manipulator does not need to wait, so that the waiting time of loading and unloading the flower basket is reduced, the loading and unloading speed of the flower basket is increased, and the transportation efficiency of the flower basket is improved.

Description

Basket of flowers buffer memory station based on AGV dolly automatic conveying

Technical Field

The invention relates to production equipment of solar cells, in particular to a flower basket caching station based on automatic AGV trolley transmission.

Background

Along with the human cost is higher and higher, the efficiency of battery piece is reduced in human intervention, promotes the piece rate of battery piece, has certain influence to production stability. The production of the photovoltaic cell piece has the dead season and the vigorous season, too many hands are not needed in the dead season, but the full production is realized by inviting people in the vigorous season, the difficulty in inviting people in a short time is high, training is needed, the optimal time is missed, the photovoltaic yield is influenced, and the production rate of the photovoltaic cell piece is reduced. Therefore, automation of a photovoltaic workshop is a trend, automation of the workshop is realized through an AGV and a robot, and the problem of difficult people recruitment is solved if the workshop stops in slack seasons.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art, and provide the automatic flower basket transmission-based flower basket cache station which has the advantages that the flower basket does not need to wait in the process from the AGV trolley to the mechanical arm for feeding and discharging, the waiting time for feeding and discharging the flower basket is reduced, the feeding and discharging speed of the flower basket is improved, and the conveying efficiency of the flower basket is improved.

In order to solve the technical problems, the invention adopts the following technical scheme:

the utility model provides a basket of flowers buffer memory station based on AGV dolly automatic conveying, is including waiting for position, work position and the buffer position that docks in proper order, it is equipped with the waiting for position transmission line that is used for transmitting the tray to wait for the position, the work position is equipped with the work position transmission line that is used for transmitting the tray, the buffer position is equipped with the buffer position transmission line that is used for transmitting the tray, the tray is used for loading the basket of flowers, the work position is equipped with carries out the tray positioning mechanism who fixes a position to the tray, wait for the input of tray on the position transmission line and the output of tray on the buffer position transmission line to be carried by an AGV dolly.

As a further improvement of the above technical solution:

the utility model discloses a flower basket, including the base, the base is equipped with to the position of working, the position of working is equipped with base and locating plate, locating plate and position of working transmission line are all located on the base, the position of working transmission line includes two transmission single lines side by side, the locating plate is located the centre of two transmission single lines, and the below of tray on the position of working transmission line is located to the locating plate, be equipped with a plurality of photoelectric sensor that are used for detecting the flower basket on the locating plate, be equipped with a plurality of flower baskets on the tray, every flower basket.

The tray positioning mechanism comprises a positioning cylinder, the positioning cylinder is located on one side of the positioning plate along the transmission direction, a positioning pin shaft is arranged at the extending end of the positioning cylinder, and a tray positioning hole which can be matched with the positioning pin shaft in an inserted mode is correspondingly formed in the tray.

The outlet end of the working position is provided with a blocking mechanism for limiting the forward movement of the tray, and the blocking mechanism comprises blocking cylinders which are respectively arranged on two sides of the positioning plate; and the working position is provided with a tray detection sensor for detecting whether the working position has a tray.

The tray includes bottom plate, two curb plates and many pairs of crossbeams, and the both sides of bottom plate are located to two curb plates, on the curb plate was located to the tray locating hole, many pairs of crossbeams were located between two curb plates, and spaced fixing is on the bottom plate side by side, and every is every to two crossbeam interval arrangements, is equipped with at least one basket of flowers on every to the crossbeam, and each crossbeam top is equipped with the basket of flowers locating pin that is used for fixing a position the basket of flowers, the position that corresponds every photoelectric sensor on the bottom plate is equipped with keeps away the vacancy hole, and each basket of flowers is located the top.

The extending end of the positioning cylinder is provided with a positioning clamping plate, the positioning pin shaft is arranged on the positioning clamping plate, and the positioning clamping plate is in contact fit with the side plate; the top of crossbeam is equipped with the cushion that prevents basket of flowers and crossbeam hard contact, the top of basket of flowers locating pin is for having the point form of direction function.

The transmission single line includes cylinder support and a plurality of cylinder, cylinder support fixes on the base, a plurality of cylinders are rotatable to be installed on cylinder support, and two transmission single lines share a cylinder drive, the cylinder drive includes cylinder motor and transmission shaft, the transmission shaft is connected with cylinder motor output, transmission shaft one end is connected with the cylinder of one side through chain drive or belt drive, and the other end is connected with the cylinder of opposite side through chain drive or belt drive, connects through chain drive or belt drive between two adjacent cylinders.

The base is provided with limiting barrier strips for limiting the deviation of the tray along two sides of the transmission direction, and inlets formed by the limiting barrier strips on the two sides are horn mouths.

Wait for position and buffering position and all be equipped with the base, the base of waiting for position, work position and buffering position is the same structure, wait for position transmission line, buffer memory position transmission line and work position transmission line to be the same structure, wait for the position transmission line and have a cylinder drive alone, buffer memory position transmission line and a cylinder drive of work position transmission line sharing.

Wait for position, work position and buffer position and have a take the altitude from ground, wait for to form the haulage way that the AGV dolly that can supply to be equipped with the basket of flowers passes through between position, work position and the buffer position and ground, wait for position transmission line and buffer position transmission line height-adjustable to dock with the AGV dolly.

Compared with the prior art, the invention has the advantages that:

(1) according to the flower basket buffer station based on automatic AGV trolley transmission, the waiting position is arranged at the upstream of the working position, the AGV trolley carries an empty flower basket to the waiting position, so that other related operations can be carried out on the AGV trolley, as long as the working position is empty, trays on the waiting position are automatically moved to the working position, loading and unloading are carried out, after the loading and unloading are completed, the trays on the working position are automatically moved to the buffer position, and once the trays on the buffer position are detected, the AGV trolley immediately carries the flower basket after the process to the next process. Because the last unloading of work position needs a period, through the setting of waiting for position and buffer position, just do not need the AGV dolly to wait for in work position department all the time, can carry out the transport work in other processes, improved the utilization ratio of AGV dolly, the AGV dolly is with high costs, so just reduced cost of transportation. This buffer memory station stock changing is big, and the basket of flowers need not to wait for from the AGV dolly to the in-process of unloading on the manipulator, has reduced the latency of unloading on the basket of flowers, has improved the basket of flowers and has gone up unloading speed, has improved the conveying efficiency of basket of flowers.

(2) According to the automatic AGV trolley conveying-based basket flower caching station, the plurality of photoelectric sensors are arranged on the working position and used for positioning the plurality of baskets on the tray, so that the tray is accurately positioned on the working position, the stopping cylinder is matched to perform preliminary positioning on the tray, and the positioning cylinder is used for accurately positioning the tray on the working position, so that the tray can be reliably positioned on the working position 2.

(3) According to the flower basket buffer station based on automatic AGV trolley transmission, the transport passage for the AGV trolley with the flower basket to pass through is formed between the waiting position, the working position and the buffer position and the ground, the height of the waiting position transmission line and the height of the buffer position transmission line are adjustable so as to be convenient for butt joint with the AGV trolley, and the height of the transport passage is larger than the total height of the AGV and the flower basket, so that the full flower basket of the AGV can pass through the buffer station and the arrangement of the transport passage, an empty AGV trolley and a full-load AGV trolley can be ensured to pass through the bottom, the AGV trolley passage does not need to be arranged outside the buffer station, and the occupied space for the AGV trolley to run is greatly reduced.

Drawings

Fig. 1 is a schematic perspective view of embodiment 1 of the present invention.

Fig. 2 is a schematic perspective view of a wait bit, a work bit, and a cache bit in embodiment 1 of the present invention.

Fig. 3 is a schematic top view of the structure of fig. 2.

Fig. 4 is a schematic perspective view of a tray according to embodiment 1 of the present invention.

Fig. 5 is a schematic top view of a tray according to embodiment 1 of the present invention.

Fig. 6 is a schematic perspective view of a tray with a flower basket in embodiment 1 of the present invention.

Fig. 7 is a schematic top view of the tray with the flower basket in embodiment 1 of the present invention.

Fig. 8 is a schematic perspective view of embodiment 2 of the present invention.

Fig. 9 is a schematic perspective view of a wait bit, a work bit, and a cache bit in embodiment 2 of the present invention.

Fig. 10 is a schematic top view of the structure of fig. 9.

The reference numerals in the figures denote:

1. a wait bit; 2. a working position; 3. a cache bit; 4. a flower basket; 5. positioning a plate; 6. a photosensor; 7. a blocking cylinder; 8. a tray detection sensor; 9. a limiting barrier strip; 100. waiting for a bit transmission line; 200. a working bit transmission line; 210. a single transmission line; 211. a drum support; 212. a drum; 220. driving a roller; 221. a drum motor; 222. a drive shaft; 300. a cache bit transmission line; 400. a tray; 401. a tray positioning hole; 402. avoiding a void; 403. a rubber pad; 410. a base plate; 420. a side plate; 430. a cross beam; 431. a flower basket positioning pin; 500. a tray positioning mechanism; 510. positioning the air cylinder; 520. positioning a pin shaft; 530. positioning the clamping plate; 600. a base; 610. a column; 620. a short beam; 630. a long beam; 640. a lifting seat; 700. a transport channel.

Detailed Description

The invention is described in further detail below with reference to the figures and specific examples of the specification.

Example 1

As shown in fig. 1 to 7, the basket buffer station based on AGV cart automatic conveying of this embodiment includes a waiting position 1, a working position 2 and a buffer position 3, which are connected in sequence, wherein the waiting position 1 is provided with a waiting position transmission line 100 for transmitting a tray 400, the working position 2 is provided with a working position transmission line 200 for transmitting the tray 400, the buffer position 3 is provided with a buffer position transmission line 300 for transmitting the tray 400, the tray 400 is used for loading a basket 4, the working position 2 is provided with a tray positioning mechanism 500 for positioning the tray 400, an input of the tray 400 on the waiting position transmission line 100 and an output of the tray 400 on the buffer position transmission line 300 are conveyed by an AGV cart (not shown in the figure). The working position 2 is mainly used for loading and unloading (inserting and taking pieces) of the flower basket 4 and is carried out by a manipulator (not shown in the figure), and the manipulator is arranged on one side of the working position 2.

The flower basket 4 which finishes the previous process is transported to the waiting position 1 through the AGV trolley, and the waiting working position 2 is emptied. When no tray 400 is arranged on the working position 2, the tray 400 on the waiting position 1 moves to the working position 2, the tray positioning mechanism 500 on the working position 2 positions the tray 400, the mechanical arm carries out loading and unloading on the flower basket 4 on the tray 400, and the process flower basket 4 after loading and unloading is completed moves to the cache position 3. When the buffer position has a tray, the AGV trolley dispatches to carry the tray to the next procedure.

Set up at the upper reaches of workstation 2 and wait for position 1, the AGV dolly carries empty basket of flowers 4 to waiting for position 1, the AGV dolly can go to carry out other relevant operations like this, as long as workstation 2 soaks, wait for on the tray 400 automatic movement of position 1 arrives workstation 2, go up unloading, after going up unloading completion, tray 400 automatic movement on workstation 2 arrives on buffer memory position 3, in case detect and have tray 400 on buffer memory position 3, the AGV dolly comes immediately and carries basket of flowers 4 after the technology to next process. Because the last unloading of work position 2 needs a period, through the setting of waiting for position 1 and buffer position 3, just do not need the AGV dolly to wait for in work position 2 department always, can carry out the transport work in other processes, improved the utilization ratio of AGV dolly, the AGV dolly is with high costs, so just reduced cost of transportation. This buffer memory station stock changing is big, and the basket of flowers need not to wait for from the AGV dolly to the in-process of unloading on the manipulator, has reduced the latency of unloading on basket of flowers 4, has improved basket of flowers unloading speed, has improved the conveying efficiency of basket of flowers.

In this embodiment, workstation 2 is equipped with base 600 and locating plate 5, locating plate 5 and workstation transmission line 200 are all located on base 600, workstation transmission line 200 includes two transmission single lines 210 side by side, locating plate 5 is located the centre of two transmission single lines 210, and locating plate 5 locates the below of tray 400 on workstation transmission line 200, be equipped with a plurality of photoelectric sensor 6 that are used for detecting basket of flowers 4 on the locating plate 5, be equipped with a plurality of baskets of flowers 4 on the tray 400, every basket of flowers 4 corresponds a photoelectric sensor 6. The outlet end of the working position 2 is provided with a blocking mechanism for limiting the forward movement of the tray 400, and the blocking mechanism comprises blocking cylinders 7 which are respectively arranged at two sides of the positioning plate 5.

The specific structure of the tray 400 is:

tray 400 includes bottom plate 410, two curb plates 420 and many pairs of crossbeams 430, two curb plates 420 locate the both sides of bottom plate 410, tray locating hole 401 is located on curb plate 420, many pairs of crossbeams 430 are located between two curb plates 420, and fix on bottom plate 410 side by side the spaced, every pair of two crossbeams 430 interval arrangement, every top of crossbeam 430 is equipped with at least one basket of flowers 4 (basket of flowers 4 spanes on a pair of crossbeam 430), each crossbeam 430 top is equipped with basket of flowers locating pin 431 that is used for fixing a position basket of flowers 4, the position that corresponds every photoelectric sensor 6 on bottom plate 410 is equipped with clearance hole 402, each basket of flowers 4 is located the top of each clearance hole 402, clearance hole 402 is the square hole, be used for photoelectric sensor 6 perception basket of flowers 4 on the one hand, another conveniently is used for lightening the weight of tray 400. The top of crossbeam 430 is equipped with the cushion 403 that prevents basket of flowers 4 and crossbeam 430 hard contact, and basket of flowers 4 bottom has the basket of flowers locating hole, and basket of flowers locating pin 431 inserts basket of flowers locating hole and fixes a position basket of flowers 4, and the top of basket of flowers locating pin 431 is for having the point form of direction function, is convenient for insert in the basket of flowers locating hole.

The specific structure of the tray positioning mechanism 500:

tray positioning mechanism 500 includes location cylinder 510, and location cylinder 510 is located the one side of locating plate 5 along the direction of transmission, and the end that stretches out of location cylinder 510 is equipped with positioning pin 520, and tray 400 corresponds to be equipped with can with positioning pin 520 grafting complex tray locating hole 401. The extending end of the positioning cylinder 510 is provided with a positioning clamping plate 530, the positioning pin shaft 520 is arranged on the positioning clamping plate 530, and the positioning clamping plate 530 is in contact fit with the side plate 420. In this embodiment, a positioning cylinder 510 is taken as an example, that is, one side of the tray 400 is abutted against the other side. It should be noted that, in other embodiments, two positioning cylinders 510 may be provided, and are respectively disposed on two sides of the working position 2 to tightly press two sides of the tray 400.

Take the example of 12 flower baskets 4 placed on the tray 400. Crossbeam 430 sets up 4 pairs, every pair sets up 3 baskets of flowers 4 on crossbeam 430, there are 3 basket of flowers locating pin 431 on corresponding every crossbeam 430, fix a position 3 baskets of flowers 4, there are 12 photoelectric sensor 6 on locating plate 5, when tray 400 moves to the work position 2 from waiting for position 1, in locating plate 5's top, photoelectric sensor 6 on locating plate 5 begins to keep away empty hole 402 perception basket of flowers 4 through tray 400, treat after all photoelectric sensor 6 all detected basket of flowers 4, explain this moment tray 400 reach the position (location is accurate), stop cylinder 7 and stretch out, stop tray 400 and advance, meanwhile, the location cylinder 510 of both sides in the direction of advancing stretches out, the location splint 530 of both sides cliies the curb plate 420 of tray 400 both sides, locating pin 520 inserts in the tray locating hole 401 on curb plate 420, carry out accurate positioning to tray 400. 12 baskets of flowers 4 on tray 400, serial number is 1 to 12 in proper order, and the manipulator once snatchs unloading from 1 to 12, and basket of flowers 4 after accomplishing the technology also places on 1 to 12 vacancies in proper order, and until 12 baskets of flowers 4 all are basket of flowers 4 after the technology, basket of flowers 4 after this 12 technologies remove buffer memory position 3 together with tray 400, wait for the AGV to come to hold in the palm and walk next process. When the flower basket 4 on the waiting position 1 moves to the working position 2, the blocking cylinder 7 is opened to prevent the tray 400 from continuing to advance, the tray 400 is preliminarily positioned, and the positioning cylinder 510 is used for accurately positioning the tray 400 on the working position 2, so that the tray 400 can be reliably positioned on the working position 2.

In this embodiment, when the flower basket 4 on the tray 400 is placed, a certain gap is formed between the flower basket 4 and the bottom plate 410, so as to facilitate the picking and placing of the flower basket 4 by a manipulator.

In this embodiment, the work station 2 is provided with a tray detection sensor 8 for detecting whether the work station 2 has the tray 400. When the tray 400 in the waiting position 2 moves to the working position 2, the tray detection sensor 8 senses whether the tray 400 is present in the working position 2, so as to prevent the tray 400 from colliding with each other. Similarly, the buffer position 3 is also provided with a tray detection sensor 8 for sensing the tray 400 on the buffer position 3 so as to inform the AGV of carrying the cart.

In this embodiment, the transmission single line 210 on the work station 2 includes a roller bracket 211 and a plurality of rollers 212, the roller bracket 211 is fixed on the base 600, the plurality of rollers 212 are rotatably mounted on the roller bracket 211, two transmission single lines 210 share one roller drive 220, the roller drive 220 includes a roller motor 221 and a transmission shaft 222, the transmission shaft 222 is connected with an output end of the roller motor 221, one end of the transmission shaft 222 is connected with the roller 212 on one side through a chain drive (or belt drive is optional), the other end of the transmission shaft is connected with the roller 212 on the other side through a chain drive (or belt drive is optional), and two adjacent rollers 212 are connected through a chain drive (or belt drive is optional). It should be noted that, in other embodiments, the two transmission single lines 210 may also be driven separately, and only synchronization needs to be ensured.

In this embodiment, the two sides of the base 600 of the waiting position 1 and the buffering position 3 are provided with the limiting barrier strips 9 for guiding the input of the tray 400 and limiting the left and right deviation of the tray 400 in the advancing direction, the inlets formed by the limiting barrier strips 9 on the two sides are bell mouths, and the limiting barrier strips 9 are preferably nylon barrier strips. It should be noted that the working position 2 is only provided with the limiting barrier 9 corresponding to one side of the positioning cylinder 510, one side of the tray 400 is abutted by the positioning cylinder 510, and the other side is abutted by the base 600. If the positioning cylinder 510 is provided on both sides, the corresponding limit bars 9 are also provided on both sides.

In this embodiment, the waiting position 1 and the buffering position 3 are both provided with the base 600, the bases 600 of the waiting position 1, the working position 2 and the buffering position 3 have the same structure, and the bases 600 of the waiting position 1 and the buffering position 3 are also provided with the limiting barrier strips 9. The waiting bit transmission line 100 and the buffer bit transmission line 300 have the same structure as the working bit transmission line 200, and both adopt a drum structure. The waiting bit line 100 has a rolling driver 220 alone, and the buffer bit line 300 and the working bit line 200 share a rolling driver 220. Because the working position 2 may still be loaded and unloaded when the waiting position 1 comes from the basket 4, the basket 4 of the buffer position 3 calls the AGV to carry to the next process as soon as the waiting position 1 comes from the basket 4, therefore, when the working positions 2 are all the baskets 4 after the process, the buffer position 3 is generally empty, and the working position 2 and the buffer position 3 share one roller drive 220, so that the cost can be saved. It should be noted that, in other embodiments, the buffer bit transmission line 300 and the working bit transmission line 200 may also have a roller driver 220 separately.

In this embodiment, the two transmission single lines 210 are selected from the working bit transmission line 200 on the working bit 2, in order to facilitate the placement of the positioning board 5 and accurately position each flower basket 4, and the waiting bit transmission line 100 and the buffer bit transmission line 300 also select the structure of the two transmission single lines 210 for the sake of uniform structure. But wait bit 1 and cache bit 3 have no positioning requirements. Therefore, in other embodiments, the wait bit 1 and the buffer bit 3 may select a configuration of the wide-side carousel transmission.

In this embodiment, the base 600 is also divided into two parts according to the arrangement of the two single transmission lines 210, each part includes a column 610, a short beam 620 and a long beam 630, and the short beam 620 and the long beam 630 form a frame supported by the column 610. In this embodiment, the vertical column 610 has a certain height, and the short beam 620 and the long beam 630 form a frame having a certain height from the ground, so that the empty AVG trolley can pass through the space below the waiting position 1, the working position 2 and the buffer position 3, and one AGV passage can be reduced, thereby saving space.

Example 2

As shown in fig. 8 to 10, the automatic AGV cart transport-based basket buffer station of the present embodiment is different from embodiment 1 only in that:

in this embodiment, wait for position 1, work position 2 and buffer position 3 to have a take the altitude from ground, wait for and form the transportation channel 700 that can supply the AGV dolly that is equipped with basket of flowers 4 to pass through between position 1, work position 2 and the buffer position 3 and the ground, wait for position transmission line 100 and buffer position transmission line 300 height-adjustable to dock with the AGV dolly.

The height of the transport way 700 is greater than the total height of the AGV plus basket 4 so that a full basket of AGVs can also pass through the buffer station. The base 600 for wait bit 1 is the pedestal 640, and the base 600 for cache bit 3 is also the pedestal 640. When needing to dock with the AGV dolly that is full-load basket of flowers 4, the lift seat 640 of waiting for position 1 descends, drives and waits for position transmission line 100 to descend, docks with the AGV dolly, transports basket of flowers 4 to waiting for position 1, then waits for position 1 to rise and docks with work position 2. Similarly, when buffer position 3 needs to dock with the AGV trolley fully loaded with basket of flowers 4, the lift seat 640 of buffer position 3 descends, drives buffer position transmission line 300 and descends, docks with the AGV trolley, transports basket of flowers 4 to the AGV trolley, and later buffer position 3 rises, and the AGV trolley loaded with basket of flowers 4 passes through from transfer passage 700, goes next process. It is also possible that an AGV car initially carrying a basket 4 is docked with the waiting position 1 from the transport way 700. Transport passage 700's setting can guarantee that empty AGV dolly and full-load AGV dolly all can pass through in the bottom, need not set up AGV dolly passageway in the outside at the buffer memory station, the space that AGV dolly operation was taken a percentage has significantly reduced.

In this embodiment, the height of the work station 2 is fixed, so the base 600 of the work station 2 is fixed, specifically, 3 pairs of columns 610 are adopted, and the heights of the waiting station 1 and the buffering station 3 are adjustable, specifically, in the form of the lifting seat 640. Waiting bit 1 and buffer bit 3 may be lowered to the docking height with the AGV and raised to the docking height with work bit 2. It should be noted that in other embodiments, the height of the working position 2 may also be adjustable, and may also take the form of the lifting seat 640.

The rest is the same as embodiment 1, and the description is omitted here.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to be limited thereto. Those skilled in the art can make numerous possible variations and modifications to the present invention, or modify equivalent embodiments to equivalent variations, without departing from the scope of the invention, using the teachings disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention should fall within the protection scope of the technical scheme of the present invention, unless the technical spirit of the present invention departs from the content of the technical scheme of the present invention.

Claims

1. The utility model provides a basket of flowers buffer memory station based on AGV dolly automatic conveying which characterized in that: wait for position (1), work position (2) and buffer position (3) including butt joint in proper order, wait for position (1) to be equipped with and be used for transmitting waiting for position transmission line (100) of tray (400), work position (2) are equipped with work position transmission line (200) that are used for transmitting tray (400), buffer position (3) are equipped with buffer position transmission line (300) that are used for transmitting tray (400), tray (400) are used for loading basket of flowers (4), work position (2) are equipped with and carry out tray positioning mechanism (500) of fixing a position to tray (400), wait for the input of tray (400) and the output of tray (400) on buffer position transmission line (300) on position transmission line (100) and carry by an AGV dolly, wait for position (1), work position (2) and buffer position (3) to have a take the altitude from ground, wait for forming between position (1), work position (2) and buffer position (3) and the ground and can supply to be equipped with basket of flowers (4) dolly (4) The waiting bit transmission line (100) and the buffer bit transmission line (300) are height-adjustable through the transport passage (700) so as to be convenient for being butted with an AGV trolley.

2. The AGV dolly automatic transfer based basket of flowers buffer station of claim 1 wherein: work position (2) are equipped with base (600) and locating plate (5), locating plate (5) and work position transmission line (200) are all located on base (600), work position transmission line (200) include two transmission single line (210) side by side, locating plate (5) are located the centre of two transmission single line (210), and locating plate (5) locate the below of tray (400) on work position transmission line (200), be equipped with a plurality of photoelectric sensor (6) that are used for detecting basket of flowers (4) on locating plate (5), be equipped with a plurality of baskets of flowers (4) on tray (400), every basket of flowers (4) correspond photoelectric sensor (6).

3. The AGV dolly automatic transfer based basket buffer station of claim 2 wherein: tray positioning mechanism (500) are including location cylinder (510), location cylinder (510) are located locating plate (5) along one side of direction of transmission, the end that stretches out of location cylinder (510) is equipped with locating pin axle (520), tray (400) correspond be equipped with can with locating pin axle (520) grafting complex tray locating hole (401).

4. The AGV dolly automatic transfer based basket buffer station of claim 2 wherein: the outlet end of the working position (2) is provided with a blocking mechanism for limiting the forward movement of the tray (400), and the blocking mechanism comprises blocking cylinders (7) which are respectively arranged at two sides of the positioning plate (5); and a tray detection sensor (8) for detecting whether the tray (400) exists in the working position (2) is arranged on the working position (2).

5. The AGV dolly automatic transfer based basket buffer station of claim 3 wherein: tray (400) include bottom plate (410), two curb plates (420) and many pairs of crossbeam (430), and the both sides of bottom plate (410) are located to two curb plates (420), on curb plate (420) are located to tray locating hole (401), locate between two curb plates (420) many pairs of crossbeam (430), and fix on bottom plate (410) side by side the spaced, every two crossbeams (430) interval arrangement, every is equipped with at least one basket of flowers (4) on every pair of crossbeam (430), and each crossbeam (430) top is equipped with basket of flowers locating pin (431) that are used for fixing a position basket of flowers (4), the position that corresponds every photoelectric sensor (6) on bottom plate (410) is equipped with and keeps away hole (402), and each basket of flowers (4) are located the top of respectively keeping away hole (402).

6. The AGV dolly automatic transfer based basket buffer station of claim 5 wherein: a positioning clamping plate (530) is arranged at the extending end of the positioning cylinder (510), the positioning pin shaft (520) is arranged on the positioning clamping plate (530), and the positioning clamping plate (530) is in contact fit with the side plate (420); the top of the cross beam (430) is provided with a rubber mat (403) for preventing the flower basket (4) from being in hard contact with the cross beam (430), and the top of the flower basket positioning pin (431) is in a pointed shape with a guiding function.

7. The automatic AGV cart conveying-based basket buffer station of any one of claims 2 to 6, wherein: the single transmission line (210) comprises a roller bracket (211) and a plurality of rollers (212), the roller bracket (211) is fixed on a base (600), the rollers (212) are rotatably mounted on the roller bracket (211), two single transmission lines (210) share one roller drive (220), the roller drive (220) comprises a roller motor (221) and a transmission shaft (222), the transmission shaft (222) is connected with the output end of the roller motor (221), one end of the transmission shaft (222) is connected with the roller (212) on one side through chain transmission or belt transmission, the other end of the transmission shaft is connected with the roller (212) on the other side through chain transmission or belt transmission, and two adjacent rollers (212) are connected through chain transmission or belt transmission.

8. The automatic AGV cart conveying-based basket buffer station of any one of claims 2 to 6, wherein: the base (600) is provided with limiting barrier strips (9) for limiting the deviation of the tray (400) along the two sides of the transmission direction, and inlets formed by the limiting barrier strips (9) on the two sides are horn mouths.

9. The AGV dolly automatic transfer based basket buffer station of claim 7 wherein: wait for position (1) and buffering position (3) and all be equipped with base (600), base (600) of waiting for position (1), work position (2) and buffering position (3) are the same structure, wait for position transmission line (100), buffering position transmission line (300) and work position transmission line (200) to be the same structure, wait for position transmission line (100) to have a cylinder drive (220) alone, buffering position transmission line (300) and work position transmission line (200) a cylinder drive (220) of sharing.