Loading Operation Guidance Logistics Robot and Its Operation Method

KR102998611B1Active Publication Date: 2026-08-03KOREA PHOTONICS TECH INST
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Patent Information

Authority / Receiving Office
KR · KR
Patent Type
Patents
Current Assignee / Owner
KOREA PHOTONICS TECH INST
Filing Date
2023-10-24
Publication Date
2026-08-03

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Abstract

A loading operation guidance logistics robot and a method of operation thereof are disclosed. According to one aspect of the present embodiment, a guidance logistics robot that provides information regarding the loading and transportation of cargo to workers and a method of operating the same are provided.
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Description

Technology Field

[0001] The present invention relates to a loading operation guidance logistics robot and a method of operation thereof. Background Technology

[0002] The content described in this section merely provides background information regarding the present embodiment and does not constitute prior art.

[0003] In order to transport goods in places where large quantities of cargo are stored, such as logistics centers, workers carry carts and barcode readers to individually check items and move them from one location to another.

[0004] However, in order for workers to identify the location of each item individually, they must go through a serial number verification process to confirm the correct location, and even after arriving nearby, there is inconvenience in identifying the exact place where the items are loaded.

[0005] Therefore, there is a demand for a device that facilitates workers in transporting cargo, performs the transport on their behalf, and guides them to the loading location. The problem to be solved

[0006] One embodiment of the present invention has the purpose of providing a guidance logistics robot that guides workers with information regarding the loading and transportation of cargo, and a method of operating the same. means of solving the problem

[0007] According to one aspect of the present invention, a guide logistics robot that assists and guides a worker in loading and transporting cargo comprises: a projector that projects a beam greater than a preset angle regardless of distance; a LiDAR unit that measures the distance between the guide logistics robot and the cargo or between the guide logistics robot and a shelf loading the cargo; a wide-angle camera that photographs the shelf loading the cargo; a body that provides a space for each component of the guide logistics robot to be implemented and a space for cargo to be loaded, and a means of movement that enables the guide logistics robot to move; an input unit that receives information and quantity of cargo to be loaded and information regarding the location where the cargo is to be loaded from the outside; a memory unit that stores the location of each shelf within the space where the guide logistics robot is placed and the location of cargo placed at various positions within each shelf; and a control unit that controls the operation of each component of the guide logistics robot.

[0008] According to one aspect of the present invention, the control unit controls the body to move to a shelf where cargo to be loaded is located, based on information received by the input unit.

[0009] According to one aspect of the present invention, the control unit controls the camera to photograph the shelf on which the cargo is placed, and is characterized by verifying whether the body has moved accurately to the place to be moved.

[0010] According to one aspect of the present invention, the control unit controls the projector to output light pointing to a cargo to be loaded within the shelf.

[0011] According to one aspect of the present invention, the control unit controls the projector to also output the quantity of each cargo to be loaded.

[0012] According to one aspect of the present invention, the control unit is characterized by controlling the camera to photograph the shelf on which the cargo is loaded at preset intervals during the loading process.

[0013] According to one aspect of the present invention, a guide logistics robot that assists and guides a worker in loading and transporting cargo comprises: a projector that projects a beam greater than a preset angle regardless of distance; a LiDAR unit that measures the distance between the guide logistics robot and the cargo or between the guide logistics robot and a shelf loading the cargo; a wide-angle camera that photographs the shelf loading the cargo; a body that provides a space for each component of the guide logistics robot to be implemented and a space for cargo to be loaded, and a means of movement that enables the guide logistics robot to move; an input unit that receives information and quantity of cargo to be loaded and information regarding the location where the cargo is to be loaded from the outside; a memory unit that stores the location of each shelf within the space where the guide logistics robot is placed and the location of cargo placed at various positions within each shelf; a control unit that controls the operation of each component of the guide logistics robot and determines whether an abnormality has occurred during the loading process; and a communication unit that notifies the outside of the occurrence of an abnormality according to the control of the control unit.

[0014] According to one aspect of the present invention, the control unit determines that an abnormality has occurred when there is no cargo to be loaded on the shelf received by the input unit.

[0015] According to one aspect of the present invention, the control unit determines that an abnormality has occurred when the amount of cargo to be loaded on the shelf received by the input unit is less than the number of items to be loaded.

[0016] According to one aspect of the present invention, the control unit is characterized by determining that an abnormality has occurred when there is a separate cargo at a location within the shelf where cargo is to be loaded after transporting cargo.

[0017] According to one aspect of the present invention, a guide logistics robot that assists and guides a worker in loading and transporting cargo comprises: a projector that projects a beam greater than a preset angle regardless of distance; a LiDAR unit that measures the distance between the guide logistics robot and the cargo or between the guide logistics robot and a shelf loading the cargo; a wide-angle camera that photographs the shelf loading the cargo; a body that provides a space for each component of the guide logistics robot to be implemented and a space for cargo to be loaded, and a means of movement that enables the guide logistics robot to move; an input unit that receives information and quantity of cargo to be loaded and information regarding the location where the cargo is to be loaded from the outside; a memory unit that stores the location of each shelf within the space where the guide logistics robot is placed and the location of cargo placed at various positions within each shelf; a control unit that controls the operation of each component of the guide logistics robot and verifies whether the worker is accurately loading the cargo according to the type and quantity of cargo to be loaded; and an output unit that outputs to the outside if the worker is not accurately loading the cargo according to the type and quantity of cargo to be loaded.

[0018] According to one aspect of the present invention, the output unit is characterized by being implemented as a means capable of outputting light or sound to the outside.

[0019] According to one aspect of the present invention, the control unit controls the body to move to a shelf where cargo to be loaded is located, based on information received by the input unit.

[0020] According to one aspect of the present invention, a guide logistics robot that assists and guides a worker in loading and transporting cargo comprises: a projector that projects a beam greater than a preset angle regardless of distance; a LiDAR unit that measures the distance between the guide logistics robot and the cargo or between the guide logistics robot and a shelf loading the cargo; a wide-angle camera that photographs the shelf loading the cargo; a body including a means of movement that provides a space for each component of the guide logistics robot to be implemented and a space for cargo to be loaded, and enables the guide logistics robot to move; an input unit that receives information and quantity of cargo to be loaded and information regarding the location where the cargo is to be loaded from the outside; a memory unit that stores the locations of each shelf within the space where the guide logistics robot is placed and the locations of cargo placed at various positions within each shelf; a control unit that controls the operation of each component of the guide logistics robot, determines whether an abnormality has occurred during the loading process, and verifies whether the worker is accurately loading the cargo according to the type and quantity of cargo to be loaded; a communication unit that notifies the outside of the occurrence of an abnormality according to the control of the control unit; and the worker is accurately loading the cargo according to the type and quantity of cargo to be loaded. A guidance logistics robot is provided, characterized by including an output unit that outputs this to the outside when it is not present.

[0021] According to one aspect of the present invention, a method for operating a guide logistics robot to assist and guide a worker in loading and transporting cargo is provided, comprising: an input process for receiving information and quantity of cargo to be loaded; a movement process for moving to a shelf where the cargo to be loaded is placed; a irradiation process for irradiating light to a location of the cargo to be loaded within the shelf; a judgment process for determining whether the cargo to be loaded has been fully loaded onto itself; a second movement process for moving to a shelf where the cargo is to be reloaded if the cargo to be loaded has been fully loaded onto itself; and a second irradiation process for irradiating light to a location where the cargo is to be loaded. Effects of the invention

[0022] As described above, according to one aspect of the present invention, there is an advantage of improving the convenience of workers' loading operations by providing information regarding the loading and transportation of cargo to workers. Brief explanation of the drawing

[0023] FIG. 1 is a drawing illustrating an embodiment of a guidance logistics robot according to an embodiment of the present invention. FIG. 2 is a diagram illustrating the configuration of a guidance logistics robot according to one embodiment of the present invention. FIG. 3 is a diagram illustrating the configuration of a projector according to one embodiment of the present invention. FIG. 4 is a diagram illustrating the process of a guide logistics robot pointing to cargo to be loaded according to one embodiment of the present invention. FIG. 5 is a diagram illustrating the process of a guide logistics robot guiding the quantity of cargo to be loaded according to one embodiment of the present invention. FIG. 6 is a diagram illustrating the process of a guide logistics robot according to an embodiment of the present invention guiding the placement location of loaded cargo. FIG. 7 is a diagram illustrating a process in which a guide logistics robot according to an embodiment of the present invention determines the loading process of a worker and points to the optimal location. FIG. 8 is a flowchart illustrating a method in which a guidance logistics robot according to an embodiment of the present invention provides guidance regarding loading to a worker. Specific details for implementing the invention

[0024] The present invention is susceptible to various modifications and may have various embodiments, and specific embodiments are illustrated in the drawings and described in detail. However, this is not intended to limit the invention to specific embodiments, and it should be understood that the invention includes all modifications, equivalents, and substitutions that fall within the spirit and scope of the invention. Similar reference numerals have been used for similar components in the description of each drawing.

[0025] Terms such as first, second, A, B, etc., may be used to describe various components, but said components should not be limited by said terms. These terms are used solely for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the first component may be named the second component, and similarly, the second component may be named the first component. The term "and / or" includes a combination of a plurality of related described items or any of a plurality of related described items.

[0026] When it is stated that one component is "connected" or "connected" to another component, it should be understood that while it may be directly connected or connected to that other component, there may also be other components in between. On the other hand, when it is stated that one component is "directly connected" or "directly connected" to another component, it should be understood that there are no other components in between.

[0027] The terms used in this application are used merely to describe specific embodiments and are not intended to limit the invention. The singular expression includes the plural expression unless the context clearly indicates otherwise. In this application, terms such as "comprising" or "having" should be understood as not precluding the existence or addition of the features, numbers, steps, actions, components, parts, or combinations thereof described in the specification.

[0028] Unless otherwise defined, all terms used herein, including technical or scientific terms, have the same meaning as generally understood by those skilled in the art to which this invention pertains.

[0029] Terms such as those defined in commonly used dictionaries should be interpreted as having meanings consistent with their meanings in the context of the relevant technology, and should not be interpreted in an ideal or overly formal sense unless explicitly defined in this application.

[0030] In addition, each component, process, procedure, or method included in each embodiment of the present invention may be shared within a scope that is not technically contradictory to one another.

[0031] FIG. 1 is a drawing illustrating an embodiment of a guidance logistics robot according to an embodiment of the present invention, and FIG. 2 is a drawing illustrating the configuration of a guidance logistics robot according to an embodiment of the present invention.

[0032] Referring to FIGS. 1 and 2, a guide logistics robot (110, hereinafter abbreviated as 'robot') according to one embodiment of the present invention includes a projector (210), a LiDAR unit (220), a camera (230), a body (240), an input unit (250), a communication unit (260), a control unit (270), and a memory unit (280). Furthermore, the robot (110) may further include an output unit (290).

[0033] The robot (110) provides guidance to workers regarding the loading and transport of cargo in a space where various cargoes are loaded. The robot (110) guides the workers on the type, location, and quantity of cargo to be transported, directly transports the cargo loaded on itself to the location where the cargo is to be transported, and guides them to the location where it will be loaded again. Accordingly, the robot (110) ensures that the workers do not perform unnecessary actions other than loading during the process of transporting the cargo.

[0034] The projector (210) projects light of an appropriate shape to an appropriate location under the control of the control unit (270). Since the projector (210) has the structure shown in FIG. 3, it can project light at a wide angle (greater than a preset angle) not only at long distances but also at short distances. The projector (210) can accurately convey output content to the operator by projecting light of an appropriate shape at a wide angle regardless of distance, and accordingly, the operator can accurately recognize and perform instructions. The projector (210) has the configuration shown in FIG. 3.

[0035] FIG. 3 is a diagram illustrating the configuration of a projector according to one embodiment of the present invention.

[0036] Referring to FIG. 3, a projector (210) according to one embodiment of the present invention includes a light source (310), a lens unit (320), a reflective mirror (330), an image control mirror (340), and a wide-angle lens (350).

[0037] The light source (310) outputs light.

[0038] The lens portion (320) is positioned in front of the light source (310) in the direction in which the light source (310) outputs light, so that the light output from the light source (310) is incident on the reflective mirror (330). The lens portion (320) prevents the dispersion of light output from the light source (310), so that most of the output light proceeds to the reflective mirror (330).

[0039] A reflective mirror (330) is positioned at one outer edge of a wide-angle lens (350) to reflect light incident on itself to an image control mirror (340). The reflective mirror (330) is implemented to have a surface area and, more preferably, may have the same curvature as the wide-angle lens (350). The reflective mirror (330) has the same curvature as the wide-angle lens (350) and reflects light incident on itself at various angles to the image control mirror (340) while minimizing interference with the propagation of light reflected from the image control mirror (340).

[0040] The image control mirror (340) reflects light reflected from the reflection mirror (330) to the wide-angle lens (350), and adjusts the amount and angle of light reflected along each path according to the control of the control unit (270). The image control mirror (340) reflects light incident on itself, such as a DMD (Digital Micro-mirror Display), and adjusts the reflection angles of the light incident on itself along various paths. By adjusting the reflection angles of the light incident on itself, the image control mirror (340) can adjust the angles of the light to be output and the amount of light for each angle. Accordingly, the image control mirror (340) can output the light (reflected) from itself in various forms or shapes.

[0041] The wide-angle lens (350) receives light reflected from the image control mirror (340) and refracts it at a wide angle. As the light reflected from the image control mirror (340) passes through the wide-angle lens (350), it can be directed to an appropriate location and in an appropriate form according to the control of the control unit (270).

[0042] Referring again to FIG. 2, the lidar unit (220) measures the distance between the robot (110) and the cargo or the shelf carrying the cargo. As the lidar unit (220) measures the distance between the robot (110) and the cargo / shelf, the projector (210) is enabled to output light of an appropriate size at a desired location (under the control of the control unit (270).

[0043] The camera (230) photographs the shelf on which the cargo is being loaded, enabling the control unit (270) to determine whether the robot (110) has moved to the correct position and whether the cargo is being loaded intact. The camera (230) photographs the shelf on which the cargo is being loaded, enabling the control unit (270) to determine whether the robot (110) has moved accurately to the position it is supposed to move to. Additionally, the camera (230) enables the control unit (270) to determine, based on the photograph, how much of which cargo has been removed from the shelf (loaded by the worker onto the robot), thereby enabling the control unit (270) to determine whether the cargo is being loaded intact. Furthermore, the camera (230) enables the control unit (270) to determine, based on the photograph, what position and posture the worker is loading (transporting) the cargo, thereby enabling the control unit (270) to determine the worker's cargo loading (transport) status. The camera (230) can be implemented as a wide-angle camera so as to take pictures regardless of distance.

[0044] The body (240) is provided with a space in which each component of the robot (110) can be implemented. Additionally, the body (240) is implemented to allow the robot (110) to move by including a means of movement (not shown), and is provided with a space to load a predetermined quantity of cargo inside itself, so that it can move together with the cargo loaded on itself. As the body (240) is implemented as described above, the robot (110) can perform the aforementioned guidance to the worker, while simultaneously performing the transportation of cargo along with the guidance.

[0045] The input unit (250) receives information and quantity of cargo to be loaded from the outside, and information regarding the location where the cargo is to be loaded. The input unit (250) receives the aforementioned information by being implemented as a means capable of receiving information from the outside, such as a touchscreen. The information on the cargo to be loaded includes the type of cargo and the location where the cargo is located (whether it is placed at a specific location within a shelf at a certain point).

[0046] The communication unit (260) notifies the external entity of the fact that an abnormality has occurred when the control unit (270) makes a judgment based on the image captured by the camera (230). The communication unit (260) communicates with an external device (e.g., a management server that manages the space where the robot (110) is placed). The communication unit (260) notifies the external entity of the fact that an abnormality has occurred under the control of the control unit (270). The fact that an abnormality has occurred may include cases where the input unit (250) moves to the location received for loading cargo but there is no cargo to be loaded or the amount of cargo is less than the number of items to be loaded, or cases where cargo is transported to a location where it is to be loaded but there is a separate cargo at that location. When the above-mentioned judgment is made by the control unit (270), the communication unit (260) notifies the external device of the fact so that the device can recognize it.

[0047] The control unit (270) controls the operation of each component within the robot (110) so that the robot (110) can perform the aforementioned operation.

[0048] The control unit (270) controls the body (240) to move to the location where the cargo to be loaded is located, based on the information received by the input unit (250). The control unit (270) controls the body (240) to move to the location where the cargo to be loaded is located, based on the information received by the input unit (250), using the information stored in the memory unit (280).

[0049] The control unit (270) controls the camera (230) to photograph the shelf where the cargo is placed in order to verify whether it has moved to the correct location. If it has moved to the correct location, the control unit (270) controls the projector (210) to output the cargo to be loaded and the number thereof. This process is illustrated in FIGS. 4 and 5.

[0050] FIG. 4 is a diagram illustrating the process of a guide logistics robot pointing to cargo to be loaded according to one embodiment of the present invention, and FIG. 5 is a diagram illustrating the process of a guide logistics robot guiding the quantity of cargo to be loaded according to one embodiment of the present invention.

[0051] As illustrated in FIG. 4b, the control unit (270) controls the camera (230) to photograph the shelf on which the cargo is placed in order to verify whether it has moved to the correct location. The control unit (270) verifies whether it has moved to the correct location by checking whether the identifier of the shelf (labeled A-50 in FIG. 4b) in the image captured by the camera (230) matches the input one.

[0052] As illustrated in FIGS. 4a and 5, when it is confirmed that the robot (110) has moved to the correct position, the control unit (270) controls the projector (210) to point to the cargo to be loaded within the shelf and output its quantity. The control unit (270) can determine from the information received by the input unit (250) where the cargo is located within the shelf and how much of that cargo needs to be loaded. Accordingly, as illustrated in FIGS. 4a and 5, the control unit (270) controls the projector (210) to project light to the quantity to be loaded as a part of the cargo to be loaded. Accordingly, the operator can easily determine where the cargo is located and how much needs to be loaded.

[0053] Meanwhile, the control unit (270) controls the camera (230) to photograph the shelf on which the cargo (to be loaded) is loaded at predetermined intervals during the loading process. By analyzing which cargo quantity has decreased (loaded by the worker) within the image captured by the camera (230) at predetermined intervals, the control unit (270) can verify whether the worker is accurately loading the cargo according to the type and quantity of cargo to be loaded. By controlling the camera (230) to photograph at predetermined intervals, the control unit (270) can accurately determine how many cargoes have been loaded, even if multiple cargoes are loaded on the shelf in the direction of the photograph.

[0054] Furthermore, the control unit (270) controls the camera (270) as described above, as shown in FIG. 7, and can analyze the appearance of a worker carrying cargo.

[0055] FIG. 7 is a diagram illustrating a process in which a guide logistics robot according to an embodiment of the present invention determines the loading process of a worker and points to the optimal location.

[0056] Referring to FIGS. 7a and 7b, the control unit (270) can determine from the image captured by the camera (270) which position of the cargo the worker is loading (carrying) in which posture. By determining which position of the cargo the worker is loading (carrying) in which posture, the control unit (270) can predict the worker's injury risk and fatigue level. If the control unit (270) determines based on the prediction that the worker's injury risk and fatigue level exceed a preset threshold, it can control the projector (210) to output the optimal point that must be supported to carry the cargo. By controlling the output to the optimal point, the control unit (270) can minimize the worker's injury. Furthermore, the control unit (270) can control the projector (210) to output the optimal posture that must be supported to carry the cargo.

[0057] Referring again to FIG. 2, if the cargo is loaded exactly as received by the input unit, the control unit (270) controls the body (24) to move to the position of the shelf where the cargo is to be loaded. To verify whether it has moved to the correct position, the control unit (270) may repeat the aforementioned operation. When it has moved to the correct position, the control unit (270) controls the projector (210) to irradiate light to the position of the shelf where each cargo is to be loaded, as shown in FIG. 6.

[0058] FIG. 6 is a diagram illustrating the process of a guide logistics robot according to an embodiment of the present invention guiding the placement location of loaded cargo.

[0059] Referring to FIG. 6, the control unit (270) controls the projector (210) to irradiate light to a location so that the worker can recognize where to reload the cargo within the shelf.

[0060] In accordance with such control by the control unit (270), the operator only needs to load cargo onto the robot (110) as instructed by the robot (110) and load the cargo (loaded on the robot) onto an appropriate shelf as instructed by the robot (110).

[0061] Referring again to FIG. 2, the control unit (270) also determines whether an abnormality has occurred during the loading process, as described above. The occurrence of an abnormality may include cases where the input unit (250) moves to the location received for loading cargo but there is no cargo to be loaded or the amount of cargo is less than the number to be loaded, or cases where cargo is transported to the location where it is to be loaded but there is a separate cargo at that location. The control unit (270) determines this and, if an abnormality has occurred, controls the communication unit (260) to transmit this to an external device (not shown).

[0062] The memory unit (280) stores the location of each shelf within the space where the robot (110) is placed and the location of cargo placed at various positions within each shelf. Based on the information stored in the memory unit (280), the control unit (270) can perform the aforementioned control from the information received by the input unit (250).

[0063] Furthermore, the robot (110) may include an output unit (290). The output unit (290) is implemented as a means capable of outputting light and / or sound to the outside, such as a warning light. Under the control of the control unit, the output unit (290) outputs to the outside if the worker is not loading the cargo accurately according to the type and quantity of cargo to be loaded. Accordingly, the worker can re-check the loading status of the cargo onto the robot (110) and load the cargo completely.

[0064] FIG. 8 is a flowchart illustrating a method in which a guidance logistics robot according to an embodiment of the present invention provides guidance regarding loading to a worker.

[0065] The input unit (250) receives information and quantity of cargo to be loaded (S810).

[0066] The control unit (270) controls the body (240) to move to a shelf where cargo to be loaded is placed (S820).

[0067] The control unit (270) controls the projector (210) to irradiate light to the location of the cargo to be loaded (S830).

[0068] The control unit (270) determines whether the cargo to be loaded is loaded completely (S840). If the cargo to be loaded is not loaded completely, the control unit (270) controls the projector (210) to irradiate light again to the location where the cargo to be loaded is located. Furthermore, the control unit (270) can further control the output unit (290) to output the fact that it is not loaded completely.

[0069] When the cargo to be loaded is fully loaded, the control unit (270) controls the body (240) to move to the shelf where the cargo is to be loaded (S850).

[0070] The control unit (270) controls the projector (210) to irradiate light to the place where the cargo is to be loaded (S860).

[0071] The above description is merely an illustrative explanation of the technical concept of the present embodiment, and a person skilled in the art to which the present embodiment belongs would be able to make various modifications and variations within the scope of the essential characteristics of the present embodiment. Accordingly, the present embodiments are intended to explain, not limit, the technical concept of the present embodiment, and the scope of the technical concept of the present embodiment is not limited by these embodiments. The scope of protection of the present embodiment shall be interpreted by the claims below, and all technical concepts within an equivalent scope shall be interpreted as being included within the scope of rights of the present embodiment. Explanation of the symbols

[0072] 110: Guide Logistics Robot 210: Projector 220: Raidabu 230: Camera 240: Body 250: Input section 260: Communications Department 270: Control unit 280: Memory section 290: Output section 310: Light source 320: Lens part 330: Reflective mirror 340: Video control mirror 350: Wide-angle lens

Claims

Claim 1 A guide logistics robot that assists and guides a worker in loading and transporting cargo, comprising: a projector that projects a beam greater than a preset angle regardless of distance; a LiDAR unit that measures the distance between the guide logistics robot and the cargo or between the guide logistics robot and the shelf loading the cargo; a wide-angle camera that photographs the shelf loading the cargo; a body including a means of movement that provides a space for each component of the guide logistics robot to be implemented and a space for cargo to be loaded, and enables the guide logistics robot to move; an input unit that receives information and quantity of cargo to be loaded and information regarding the location where the cargo should be loaded from the outside; a memory unit that stores the locations of each shelf within the space where the guide logistics robot is deployed and the locations of cargo placed at various positions within each shelf; and a control unit that controls the operation of each component of the guide logistics robot and determines whether an abnormality has occurred during the loading process. A guidance logistics robot comprising a communication unit that notifies the outside of the occurrence of an abnormality according to the control of the above-mentioned control unit, wherein the control unit determines that an abnormality has occurred when there is no cargo to be loaded on the shelf received by the input unit, when there is an amount of cargo to be loaded on the shelf received by the input unit that is insufficient to meet the number of items to be loaded, or when there is a separate cargo at the location within the shelf where the cargo is to be loaded by transporting the cargo. Claim 2 A guide logistics robot according to claim 1, wherein the control unit controls the body to move to a shelf where cargo to be loaded is located, based on information received by the input unit. Claim 3 A guide logistics robot according to paragraph 2, wherein the control unit controls the camera to photograph a shelf on which cargo is placed, and verifies whether the body has moved accurately to the place to be moved. Claim 4 A guide logistics robot according to paragraph 2, wherein the control unit controls the projector to output light indicating cargo to be loaded within the shelf. Claim 5 A guide logistics robot according to claim 4, wherein the control unit controls the projector to output the quantity of each cargo to be loaded together. Claim 6 A guide logistics robot according to claim 1, wherein the control unit controls the camera to photograph the shelf on which cargo is loaded at preset intervals during the loading process. Claim 7 delete Claim 8 delete Claim 9 delete Claim 10 delete Claim 11 A guide logistics robot according to claim 1, further comprising an output unit that outputs to the outside when a worker is not accurately loading cargo according to the type and quantity of cargo to be loaded. Claim 12 A guide logistics robot according to claim 11, wherein the output unit is implemented as a means capable of outputting light or sound to the outside. Claim 13 A guide logistics robot according to claim 11, wherein the control unit controls the body to move to a shelf where cargo to be loaded is located, based on information received by the input unit. Claim 14 delete Claim 15 A method for operating a guide logistics robot to assist and guide a worker in loading and transporting cargo, comprising: an input process for receiving information and quantity of cargo to be loaded; a movement process for moving to a shelf where the cargo to be loaded is placed; a irradiation process for irradiating light to a location of the cargo to be loaded within the shelf; a judgment process for determining whether the cargo to be loaded has been fully loaded to itself; a second movement process for moving to a shelf where the cargo is to be reloaded if the cargo to be loaded has been fully loaded to itself; and a second irradiation process for irradiating light to a location where the cargo is to be loaded.