KR100375126B1 - Unmanned Automatic Vending Apparatus - Google Patents

Abstract

In order to automatically sell a variety of goods order window for receiving an order from the customer about the product, the payment window for paying for the ordered goods, to discharge the ordered goods from the customer In the unmanned automatic vending device comprising a product outlet and a controller for controlling the operation of extracting the product in accordance with the input signal from the order window and the payment window and transfers the extracted product to the product outlet, A product storage rack in which column combinations composed of a combination of a plurality of display columns having various shapes according to the type of goods for loading and extracting are arranged in rows before and after at a predetermined interval; An auxiliary conveyor installed at the front lower side of each of the column assemblies for transferring goods extracted from the display column; And a main conveyor extending generally perpendicular to the longitudinal direction of the sub conveyor in close proximity to one end of one of both ends of the sub conveyor to transfer the goods conveyed by the sub conveyor to the product discharge port. And the main conveyor is provided in close proximity to both end sides of the auxiliary conveyor, respectively.

Description

Unmanned Automatic Vending Apparatus}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an unmanned automatic vending device, and more particularly, to an unmanned automatic vending device that automatically sells a variety of non-standardized and atypical products such as foodstuffs and industrial products.

In general, a so-called 'vending machine' is used as a device for automatically selling a certain product without an employee. However, such a conventional vending machine is extremely limited in the type of merchandise that can be sold, so that only small standardized or standardized products such as cup beverages, canned beverages, and cigarettes can be sold. Therefore, there is a problem that such a conventional vending machine cannot automatically sell non-standardized products such as vegetables and fruits.

The present invention has been made to solve the above problems, an object of the present invention is to provide an unmanned automatic vending device that can automatically sell non-standardized and atypical goods.

1 is a perspective view of an autonomous vending machine according to a first embodiment of the present invention.

2 is a perspective view of the product supply unit according to the first embodiment of the present invention.

3 is a perspective view of an E-Type display column that is a dedicated display column for heavy materials.

4 is a control block diagram according to the first embodiment of the present invention.

5 is a perspective view of a product supply unit according to a second embodiment of the present invention.

6 is a perspective view of a product supply unit according to a third embodiment of the present invention.

7 is a perspective view of a product supply unit according to a fourth embodiment of the present invention.

8 is a perspective view of a product supply unit according to a fifth embodiment of the present invention.

9 is a perspective view of a product supply unit according to a sixth embodiment of the present invention.

10 is a time chart for explaining in time series the extraction, transport and packaging operations of goods according to the sixth embodiment of the present invention.

11 is a perspective view of the vicinity of the automatic packaging machine according to a seventh embodiment of the present invention.

In order to achieve the above object, the present invention, the order window for receiving an order from the customer about the product in order to automatically sell a variety of goods, the price for payment for the ordered goods A payment window, a product discharge port for discharging the ordered goods from the customer, and a controller configured to control the operation of extracting the product according to a signal input from the order window and the payment window and transferring the extracted product to the product discharge port. In the unmanned automatic vending machine, to store and extract the multiple kinds of goods, the product has a variety of shapes according to the type of goods, column combinations consisting of a combination of a number of display columns are arranged in rows before and after the predetermined intervals in the product storage Racks; An auxiliary conveyor installed at the front lower side of each of the column assemblies for transferring goods extracted from the display column; And a main conveyor extending substantially perpendicular to the longitudinal direction of the subsidiary conveyor in close proximity to one end of one of both ends of the subsidiary conveyor for transferring the goods transported by the subsidiary conveyor to the commodity discharge port. It provides an unmanned vending device characterized in that.

In addition, in order to achieve the above object, the present invention, the order window for receiving an order from the customer regarding the multiple products in order to automatically sell multiple products, for payment for the ordered products A payment window, a product discharge port for discharging the ordered goods from the customer, and a controller for controlling the operation of extracting the product according to the input signal from the order window and the payment window and transferring the extracted product to the product discharge port. In the unmanned automatic vending device, a column assembly consisting of a combination of a plurality of display columns having a variety of shapes according to the type of goods in order to load and extract the multiple types of goods are arranged in rows before and after the predetermined intervals Storage rack; An auxiliary conveyor installed at the front lower side of each column assembly and having a first end and a second end to transfer goods extracted from the display column; A first main conveyor extending generally perpendicular to a longitudinal direction of the sub conveyor, in proximity to the first end side of the sub conveyor, for transferring goods transported by the sub conveyor to the first goods discharge port; And a second main conveyor extending generally perpendicular to the longitudinal direction of the sub conveyor in close proximity to each of the second end sides of the sub conveyor to transfer the goods carried by the sub conveyor to the second commodity discharge port. It provides an unmanned vending device further comprising a.

Hereinafter, with reference to the drawings will be described an embodiment of the present invention.

1) First embodiment

1 shows an order window 101 for guiding various products and receiving an order from a customer, a payment window 102 for paying for the order, and a product outlet 103 for discharging the product ordered by the customer. The unmanned automatic vending device according to the present invention includes a front panel including a front panel and a product supply unit 104 for storing the multiple kinds of goods and extracting the goods ordered by the customer to the product outlet 103. 10 is schematically shown. In addition, the product supply unit 104 will be described later, it is composed of a product storage rack, an auxiliary conveyor and the main conveyor. On the other hand, although not shown, the control device for controlling the process of extracting and transporting the goods in accordance with the customer's order to finally discharge the goods to the product outlet 103 is provided in the unmanned automatic vending device 10 .

The order window 101 is provided as a 'touch screen' of a liquid crystal display type, but may be implemented using a conventional liquid crystal display or a CRT. In the case of using a conventional liquid crystal display or a CRT, a pointing device such as a mouse or an input device such as a short keyboard may be further included to select a desired product. The order window 101 may display the goods in a matrix form as shown, and the order windows 101 of each column are arranged by the major categories which classify the goods as the widest classification. However, in addition to the matrix method as described above, it is also possible to provide an order window 101 for ordering goods within a single screen. That is, the above-mentioned product display methods may be changed in a manner of displaying left / right and up / down, or displaying a new screen for displaying products belonging to a product group selected by a consumer after only displaying a large category of products on the first screen. Can be changed. In addition, the unused order window 101 may be configured to display a particular advertisement. The customer inputs the product and the quantity to order through the order window (101).

On the other hand, the payment window 102 is provided as a means that the customer can pay using the coin, banknotes or credit card for the ordered goods. When a customer inputs a product to order through the order window 101, and then pays the price through the payment window 102, the control device sends a control data signal for the ordered product and quantity to the order window 101. And receiving the payment from the payment window 102 and controlling the operation of extracting the product from the product supply unit 104 and transferring the product to the product discharge port 103.

The product outlet 103 is provided with a door 106 that can be opened and closed up and down in front of the discharge port and a product identification sensor 105 to check the standby state of the conveyed goods, as shown in the main conveyor When the goods are transported to the front of the discharge port, the door 106 is opened due to the operation of the product identification sensor 105, and when the customer collects all the products, the door is opened due to the operation of the product identification sensor 105 again. 106) is closed. The drive unit of the door and the product identification sensor 105 are connected to a one chip microprocessor (MIC) mounted at a predetermined position of the product outlet 103 so that the opening and closing process as described above is performed by the MIC. It is controlled by the control device via the media. In addition, it is preferable to make the door of the product outlet 103 transparent so that the customer can check the state in which the product is packaged and discharged.

2 shows the product supply unit 104 of FIG. 1 in detail. As shown, the commodity supply unit 104 is a display column 203 having a different shape according to the type of goods to be displayed, the column column assembly 205 consisting of a single unit is assembled, the column Commodity storage rack 201 arranged in a row in front and rear at a predetermined interval, the combination body 205, the auxiliary conveyor 207 is installed close to the front lower end of the column assembly 205 and one of both ends of the auxiliary conveyor. The main conveyor 209 extends substantially perpendicular to the longitudinal direction of the subsidiary conveyor 207 near the distal side of the sub conveyor 207.

The display column 203 is a product loading part of the smallest unit constituting the column assembly 205 and has a corresponding control address to control the extraction operation of the product. The form varies depending on the product specification. Therefore, after measuring the standard of the product and classifying the product according to the physical properties of the product, such as glass products, paper packaging, hardware, plastics, and the weight and volume of the product, determine the shape of the display column 203 by each standard and type do.

A-Type display columns are suitable for the display of products that are not uniform in shape, such as bags, confectionery, etc., and products that change shape freely and are light and thin, such as stockings and gum, that are difficult to separate. The goods are loaded in the gap of the spring and rotated one by one to discharge the goods. This type of display column has been widely used in the past.

The B-Type display column is suitable for displaying goods of a circular cross section, such as cans and beverage bottles of PET bottles, and display columns of a type used in conventional can drink vending machines can be used. This display column has a stopper at the bottom, so when the bottom of the stopper enters, the top of the stopper comes out, which causes one item to be discharged and the goods stacked on it remain in the stopper. In particular, the curved plate distributes the load on the bottom.

C-Type display column is suitable for displaying products of complicated shape that is not easy to be broken such as disposable cup ramen such as round or rectangular trapezoidal cross section or cover which cannot be stacked up because of lid or spray bottle. If the conventional cup is a display column of the type used in the vending machine.

D-Type display columns are suitable for displaying most box-shaped goods such as box-shaped confectionery and the like and are used in conventional cigarette vending machines.

Although not shown, other types of display columns may be provided in addition to the display columns as described above. For example, E-Type display columns are suitable for displaying heavy items such as rice bags, packaged grains, and packaged vegetables, or atypical items. 3 is a perspective view of the E-Type display column. An article is loaded on each pallet 307 and is supported by the support stand 301. An elongated hole 309 is formed in the center of the portion where the pallet 307 is supported by the support 301, so that the support 301 is fitted therein. Meanwhile, the belt 315 is rotated by the driving of the driving unit 313 so that the pallet 307 moves from the top to the bottom, and the pallet 305 located at the bottom is inclined toward the front of the pallet 305 to discharge goods. Then, the holes 311a and 311b are collected by sliding in a state of being fitted into the collection stand 303.

The product storage rack 201 is one independent unit formed of the column assemblies 205 assembled with the display column 203 which is the minimum unit of the product display. The product storage rack 201 may be configured in various stages, such as two or three stages, and different display columns may be formed according to the characteristics of the article, such as product specifications, physical properties, weight, volume, and the like. Although the state in which the display column 203 is coupled to each type in order is shown in the drawing, this is for convenience of description, and the principle of assembling the display column 203 in the product storage rack 201 is broken at the bottom. Assembling the display column 203 in order of easy items, bulky items, heavier items, and then assembling items in order of unbreakable items, impact-free items, and light items. The assembly principle for each column is to display products with higher sales frequency at the front part closer to the outlet and to display products with lower sales frequency at the rear part. This is an assembly principle to minimize product extraction time.

The subsidiary conveyor 207 and the main conveyor 209 use a conventional belt conveyor, but the parallel conveyance of the conveyor 207, 209 so that the goods in transit do not leave the conveyor 207, 209 Guides 207a and 209a are provided on both sides. In addition, the subsidiary conveyor 207 and the main conveyor 209 are each provided with a drive part (not shown), and the said drive part is connected to the said control device (not shown), and operation is controlled by the said control device. On the other hand, as shown in the guide 207a of the subsidiary conveyor 207, a sensor 207b is attached to monitor whether all the goods were transferred to the main conveyor 209. In addition, the sensors 209b and 209b 'are also attached to the inside of the guide 209a of the main conveyor 209 near the product outlet 103 so as to monitor whether all the products have been transferred to the product outlet 103. do. The sensors 207b and 209b are all connected to the control device so that the control device stops the operation of the conveyors 207 and 209 when the sensors 207b and 209b do not detect a product for a predetermined time or more. . The predetermined time may be a time obtained by dividing the total length of each conveyor (207, 209) by the speed.

4 is a block diagram showing a connection relationship between each component according to the present embodiment. First, when a customer orders a product through the order window 41 and the payment window 42 and pays for it, the control device 40 drives the display unit 43a of the display column 43 on which the ordered product is displayed. The extraction start signal is transmitted to the driving start signal, and the driving start signal is also transmitted to the driving units 44a and 45a of the subsidiary conveyor 44 and the main conveyor 45 at the same time. Next, the control device 40 confirms that the quantity of goods ordered from the display column 43 is extracted and stops the extraction operation of the display column 43. As described above, the extraction quantity of the product is checked by counting on / off times of the sensor 43b mounted at the lower end of the display column. On the other hand, the control device 40 stops the operation of the auxiliary conveyor 44 when the sensor 44b of the auxiliary conveyor 44 does not detect the extracted product for more than a predetermined time after the product is extracted. Also, if the sensor 45b of the main conveyor 45 does not detect the transferred goods for more than a predetermined time after the goods are transferred from the subsidiary conveyor 44 to the main conveyor 45, the main The operation of the conveyor 45 is stopped. On the other hand, the control device 40 controls the door drive unit 46a to close the door when the product is discharged to the customer by the product confirmation sensor 46b of the product outlet 46. .

As shown in the drawing, the control device 40 controls each drive unit through MICs mounted on predetermined portions of the display column 43, the auxiliary conveyor 44, the main conveyor 45, and the product discharge port 46, respectively. 43a, 44a, 45a, 46a, and sensors 43b, 44b, 45b, 46b, and the like. In addition, the control device 40 may be configured by combining a commonly used personal computer (Personal Computer) in parallel, the fieldbus (fieldbus) distributed input / output (Distributed Input / Output) to the communication port of the personal computer It can also be configured by connecting equipment. When using distributed input / output equipment, the MIC is connected to the distributed input / output equipment.

2) Second embodiment

FIG. 5 schematically shows a product supply unit further including an automatic packaging machine 501 for the first embodiment. The automatic packing machine 501 is located on a continuous line with the main conveyor 209, and a wrapping paper such as a plastic bag is hung under the main conveyor 209, and discharged one by one when necessary, and then transported to an elevator. The discharged wrapping paper is opened and the elevator rises to the floor to prevent damage to the product and plastic bags. When the product is stacked on the packaging, the elevator descends to prevent the product from overflowing the packaging. When the paper is full, it is transported to the side and a new paper is prepared. In addition, the control device is also connected to the drive unit of the automatic packaging machine 501, and controls the automatic packaging machine 501 to start the operation at the same time the extraction of goods is started. A detailed operating structure for the automatic packaging machine is disclosed in patent application Nos. 97-186.

On the other hand, the automatic packaging machine 501 is also equipped with a MIC connected to the drive unit of the automatic packaging machine 501, the control device via the MIC, start the operation simultaneously with the extraction of goods and stop the operation when the packaging is completed The drive unit of the automatic packaging machine is controlled.

3) Third embodiment

6 shows a product storage rack 201 in which a horizontal transfer table 601 is further installed for the first and second embodiments. As shown, the horizontal carrier 601 is the column assembly 205 for the smooth and safe transfer of goods when the goods located at the bottom of the column assembly 205 to the secondary conveyor 207 It is an auxiliary device installed between the auxiliary conveyor 207, and is designed in consideration of the slip angle of the product, the impact of the conveyor landing, and is usually a flat plate having a warpage. Therefore, according to the present embodiment, when the product is extracted from the display column to the subsidiary conveyor, it is possible to prevent the problem that the product is caught in the middle, thereby ensuring safer product extraction.

4) Fourth embodiment

7 shows a product supply unit, characterized in that the product storage rack 201 is installed in two stages. The remaining components are the same as in the third embodiment. According to this embodiment, the customer can purchase the goods in a short time by shortening the delivery path of the goods. That is, in arranging the product storage rack 201, it is preferable to arrange in two stages in order to arrange the same number of display columns 203 rather than just one stage.

As shown, the product storage rack 201 of FIG. 7 includes a horizontal carriage 601 and a vertical carriage 701. The horizontal carriage 601 is the same as in the above-described embodiment. The vertical transport table 701 is transported at the distal side of the subsidiary conveyor 207 to safely drop the commodity from the second end of the commodity storage rack 201 to the main conveyor 209 at the bottom. As the auxiliary device, since the second stage of the product storage rack 201 displays the unbreakable goods, it is preferable that the housing structure is bent so as to have a structure that can slide smoothly in order to prevent the maximum impact when falling and landing. Do.

5) Fifth Embodiment

This embodiment is an alternative embodiment of the fourth embodiment, and FIG. 8 shows a product supply unit including a vertical carriage 801 according to this embodiment. The remaining components are the same as in the fourth embodiment. As shown, the vertical carriage 801 is connected to the lower end of the column assembly 205 of the second end so that the goods extracted from the display column of the second end can be immediately transferred to the secondary conveyor 207 of the first end. have. If the vertical transfer table 801 is installed as described above, there is no need to install an auxiliary conveyor separately at the two ends, thereby reducing the installation cost.

6) Sixth embodiment

9 extends in close proximity to both end sides of the subsidiary conveyor 207, respectively, substantially perpendicular to the longitudinal direction of the subsidiary conveyor 207 in order to transfer the goods conveyed by the subsidiary conveyor 207 to the product outlet. A commodity supply unit is shown, comprising a first main conveyor 901a and a second main conveyor 901b. On the other hand, the first automatic packing machine 905a and the second automatic packing machine 905b are provided on the extension line of the main conveyor. The other components are the same as in the above-described embodiment. However, the first product outlet and the second product outlet are respectively provided on both sides of the front panel of the unmanned automatic vending device according to the present embodiment. According to the present embodiment, the main conveyor is disposed on both sides of the subsidiary conveyor, thereby delivering goods faster to the customer.

FIG. 10 is a time chart illustrating a process of controlling the process in which the control device 40 extracts and transports a product and finally delivers the product to a customer through the product outlet 103 according to the present embodiment. It is. According to this, the customer orders the goods in accordance with the extraction signal for the ordered goods, the display column, the secondary conveyor, the right main conveyor and the drive unit of the right automatic packing machine starts the operation (P1, ScR, McR, Pr) The product is extracted from the display column and finally discharged to the product outlet via the secondary conveyor, main conveyor and automatic packing machine. At this time, the extraction time P1 refers to the time when all the goods ordered by the first customer is extracted, the auxiliary conveyor is designed to be transported in both directions, in the case of the present embodiment is auxiliary to the ordered goods of the first customer The conveyor 207 transfers the goods in the right direction (ScR), so that the goods ordered by the first customer are all transferred to the second main conveyor 901b to be distinguished from the goods of the second customer. . Therefore, at the moment when the order goods of the first customer are all transferred to the first main conveyor 901b, the auxiliary conveyor 207 starts to rotate in the left direction (ScL), and at the same time, the second customer orders The product is extracted and finally discharged to the second customer via the subsidiary conveyor 207, the first main conveyor 901a and the first automatic packing machine 905a. Afterwards, the process of delivering the product to the first and second customers is repeated. On the other hand, the order window 101 by the customer tells the customer the information about which product discharge outlet the ordered product is discharged so that the customer can go to the corresponding product discharge outlet.

Meanwhile, in the present embodiment, the technical idea of providing the main conveyor to both sides of the product storage rack may also be applied to the above-described first to fifth embodiments.

7) Seventh Embodiment

In this embodiment, with respect to the embodiments in which the automatic packaging machine 1109 is provided, an article of a standard which cannot be packaged with the automatic packaging machine 1109, for example, a large volume or a heavy weight product, may be stored in the automatic packaging machine 1109. Set a path separate from the path. That is, the article separator 1103 may be inserted into the automatic packaging machine 1109 so that the article separator 1103 may be passed through the automatic packaging machine 1109 without passing through the automatic packaging machine 1109. It is installed in addition to the distance before and connected to the main conveyor 1101 extending to the product discharge port 103, the heavy conveyor 1105 connected to the article separator 1103.

Examples of oversized heavy items include: vinyl bags, flour bags, heavy items such as box-selling items, bulk items such as baby diapers, supplementary large shampoos, and vinyl-packed liquid items, such as amorphous articles that are difficult to load on any display column. , Various types of kitchen utensils such as frying pans, bubble generators, and wrap-packed vegetables such as wrapped cabbages, carrot bundles, lettuces, and the like.

Examples of small light weight products are general industrial products or confectionery, which are placed in the column assembly after the large weight products and placed close to the goods delivery in order of high sales frequency. After extraction, they are once transported to a subsidiary conveyor in a horizontal conveyer or a vertical conveyer, and then delivered to the main conveyor, where they are collectively packaged in an automatic packing machine.

11 shows a partial view of the vicinity where the article separator 1103 and the heavy conveyor 1105 are installed. The weight is loaded in the E-Type display column shown in Figure 3 in principle to be positioned at the head of the product storage rack 201. On the other hand, the control device is preferably controlled so that when the customer ordered both heavy and small objects, the heavy weight is extracted first, and the small object is extracted later.

As shown, the article separator 1103 is a member connecting the main conveyor 1101, the inclined conveyor 1107 and the heavy material conveyor 1105. In addition, the article separator 1103 is provided with rotating rods 1111a and 1111b intersected at an angle of 90 degrees, so that when the small object is transferred, the rotating rods 1111a rise slightly upward with respect to the rotating rods 1111b. It is a device configured to transfer goods to the conveyor 1107, and when the heavy goods are transferred, the rotary rod 1111b rises slightly above the rotary rod 1111a to transfer the goods to the heavy conveyor 1105. The article separator as described above is conventionally used to change the conveying direction.

According to the present invention, there is an effect that can automatically sell the atypical or non-standardized goods without regard to time and place without hiring a separate clerk.

In addition, according to the present invention, there is an effect that can automatically package and sell unstructured or non-standardized goods without regard to time and place without hiring a separate clerk.

In addition, according to the present invention, there is an effect that can automatically sell the atypical or non-standardized goods by distinguishing the items that can be packaged and the goods that cannot be packaged.

Claims (16)

In order to automatically sell a variety of goods order window for receiving an order from the customer about the product, the payment window for paying for the ordered goods, to discharge the ordered goods from the customer In the unmanned automatic vending device including a product outlet and a controller for controlling the operation of extracting the product in accordance with the input signal from the order window and the payment window and transfers the extracted product to the product outlet, A product storage rack in which column assemblies composed of a combination of a plurality of display columns having various shapes according to the type of goods are arranged in rows before and after the predetermined intervals in order to load and extract the various products; An auxiliary conveyor installed at the front lower side of each of the column assemblies for transferring goods extracted from the display column; And, And a main conveyor extending generally perpendicular to the longitudinal direction of the subsidiary conveyor in close proximity to one end of one of both ends of the subsidiary conveyor for transferring the goods transported by the subsidiary conveyor to the commodity discharge port. Vending Machine. The method of claim 1, And an automatic packing machine installed between the main conveyor and the goods discharge port to automatically package the goods transferred from the main conveyor and discharge the goods to the goods discharge port. The method of claim 2, In order to separate the goods which do not need packaging from the main conveyor, and to discharge the goods to the product outlet, the product separator is connected to the product separator and the product separator installed before a predetermined distance and bypass the automatic packing machine. Further comprising a separation conveyor extending to, the article separator is unmanned automatic vending device, characterized in that the conveying direction of the product is formed so as to be respectively switched to the automatic packing machine direction and the separation conveyor direction. The method according to any one of claims 1 to 3, The column assembly further comprises a horizontal feeder extending in close proximity to the subsidiary conveyor for safely extracting goods to the subsidiary conveyor. The method according to any one of claims 1 to 3, The product storage rack further includes a second column assembly laminated on the column assembly, A second auxiliary conveyor installed at the front lower side of the second column assembly to convey the goods extracted from the display column of the second column assembly; And, And a vertical carriage extending close to the main conveyor from an end of the second sub conveyor in order to safely drop the goods transferred from the second sub conveyor to the main conveyor. The method of claim 5, The column assembly further comprises a first horizontal carriage extending in close proximity to the subsidiary conveyor to safely extract goods to the subsidiary conveyor, And the second column assembly further comprises a second horizontal feeder extending in close proximity to the second subsidiary conveyor for safely extracting the goods to the second subsidiary conveyor. The method according to any one of claims 1 to 3, The product storage rack further includes a second column assembly stacked on the column assembly, wherein the second column assembly further includes a vertical carriage extending in close proximity to the sub conveyor to safely drop the goods onto the sub conveyor. Unmanned vending machine. The method of claim 7, wherein The column assembly further comprises a horizontal transfer table installed between the column assembly and the subsidiary conveyor to safely extract goods from the display column to the subsidiary conveyor. In order to automatically sell a variety of goods order window for receiving an order from the customer about the product, the payment window for paying for the ordered goods, to discharge the ordered goods from the customer In the unmanned automatic vending device including a product outlet and a controller for controlling the operation of extracting the product in accordance with the input signal from the order window and the payment window and transfers the extracted product to the product outlet, A product storage rack in which column assemblies composed of a combination of a plurality of display columns having various shapes according to the type of goods are arranged in rows before and after the predetermined intervals in order to load and extract the various products; An auxiliary conveyor installed at the front lower side of each column assembly and having a first end and a second end to transfer goods extracted from the display column; A first main conveyor extending generally perpendicular to a longitudinal direction of the sub conveyor, in proximity to the first end side of the sub conveyor, for transferring goods transported by the sub conveyor to the first goods discharge port; And, A second main conveyor extending generally perpendicular to the longitudinal direction of the sub conveyor in close proximity to each of the second end sides of the sub conveyor to transfer the goods carried by the sub conveyor to the second goods outlet; Unmanned vending device further comprising a. The method of claim 9, A first automatic packing machine installed between the first main conveyor and the first product outlet for automatically packing the goods transferred from the first main conveyor and discharging them to the first product outlet; And a second automatic packing machine installed between the second main conveyor and the second goods discharge port to automatically package the goods transferred from the second main conveyor and discharge the goods to the second goods discharge port. Unmanned vending machine made of. The method of claim 10, It is connected to the first article separator and the first article separator installed at a predetermined distance before the first automatic packing machine to separate the goods which do not need packaging from the first main conveyor, and to discharge them to the first product outlet. A first separation conveyor which bypasses the first automatic packing machine and extends to the first product outlet; And, It is connected to the second article separator and the second article separator installed at a predetermined distance before the second automatic packaging machine to separate the goods which do not need packaging from the second main conveyor and to discharge the goods to the second product outlet. A second separation conveyor which bypasses the second automatic packing machine and extends to the second product outlet; It further comprises, The first article separator is formed so that the conveying direction of the product can be switched to the first automatic packaging machine direction and the first separation conveyor direction, respectively, The second article separator is the conveying direction of the product Unmanned automatic vending machine, characterized in that formed to be switched in the direction of the second automatic packing machine direction and the second separation conveyor, respectively. The method according to any one of claims 9 to 11, The merchandise storage rack further comprises a horizontal transfer table extending in close proximity to the subsidiary conveyor to safely extract goods from the display column to the subsidiary conveyor. The method according to any one of claims 9 to 11, The product storage rack further includes a second column assembly laminated on the column assembly, A second auxiliary conveyor installed at the front lower side of the second column assembly and having a first end and a second end to transfer goods extracted from the display column of the second column assembly; A first vertical carriage extending close to the first main conveyor from the first end of the second sub conveyor to safely drop goods transported from the second sub conveyor to the first main conveyor; And, A second vertical carriage extending close to the second main conveyor from the second end of the second sub conveyor to safely drop goods transported from the second sub conveyor to the second main conveyor; Unmanned vending device further comprising a. The method of claim 13, The goods storage rack comprises: a first horizontal carriage extending in close proximity to the subsidiary conveyor to safely extract goods from the display column of the column assembly to the subsidiary conveyor; And a second horizontal feeder extending in close proximity to the second subsidiary conveyor for safely extracting goods from the display column of the second column assembly to the second subsidiary conveyor. Device. The method according to any one of claims 9 to 11, The product storage rack is a second column assembly laminated on the column assembly; And a vertical carriage extending close to the subsidiary conveyor to safely drop the goods extracted from the display column of the second column assembly to the subsidiary conveyor. The method of claim 15, The merchandise storage rack further comprises a horizontal transfer table extending in close proximity to the subsidiary conveyor to safely extract goods from the display column to the subsidiary conveyor.