WO2020138648A1

WO2020138648A1 - Item box supplying apparatus

Info

Publication number: WO2020138648A1
Application number: PCT/KR2019/011701
Authority: WO
Inventors: 정재근
Original assignee: 현대무벡스 주식회사
Priority date: 2018-12-28
Filing date: 2019-09-10
Publication date: 2020-07-02
Also published as: KR20200082279A; KR102246221B1

Abstract

The present invention relates to an item box supplying apparatus, and provides an item box supplying apparatus, which receives an item box from a separate distribution transfer apparatus so as to quickly and accurately supply same to a work area of a worker, supplies the item box toward the worker in front in the work area so that same is tilted downward, and thus the convenience of picking work of the worker is more improved, and simultaneously operates, without standby time, a plurality of transfer units for sequentially transferring the item boxes, so as to enable the item boxes to be more quickly transferred and supplied, thereby having more improved rapidity.

Description

Goods box supply device

The present invention relates to an article box supply device. In more detail, the product box is supplied from a separate logistic transfer device to quickly and accurately supply to the worker's work area, and the product box is supplied downwardly at an angle toward the worker in the work area to further improve the worker's convenience in picking work. , A plurality of transport units that sequentially transport the product boxes operate simultaneously without waiting time, so that the product boxes can be transported and supplied more quickly, and the present invention relates to an improved product box supply device.

The term logistics is an abbreviation of physical distribution, and is a generic term for functions or activities that effectively move products and goods from producers to consumers. Generally speaking, various activities such as packaging, unloading, transportation, storage and information.

In general, transporting products and goods involves various processes such as packaging, storage, collection/loading, transportation, unloading/delivery, and storage. No matter what transportation method you use, it is impossible to move products and goods without going through this process. It is the physical distribution (logistics) that comprehensively views the entire movement.

In recent years, mass production, mass sales, and mass consumption have become trends of the times, and the importance of logistics has increased as the need to streamline the flow of materials between them has increased.

In modern enterprises, commercial distribution activities, that is, not only part of transactions, but also logistics activities that deliver products accurately and quickly to the hands of consumers have emerged as an important part. In other words, with economic development, it was not possible to win the intense corporate competition to pursue only the reduction of production costs, and the opinion that the distribution cost should be reduced as much as possible was raised.

Currently, as a means of rationalizing logistics, the construction of distribution centers that intensively enter delivery centers, truck terminals, warehouses, etc. around large cities, and unit load systems that facilitate transportation by using containers or pallets. The cooperative and consistent transportation aimed at the efficiency of transportation is being promoted through the promotion of and the organic combination of each transportation institution, and some are being created in the country.

Logistics warehouses are equipped with a means of loading and unloading mechanized or automated cargo, because rapid cargo receipt and delivery are vital, and automated equipment such as stacker cranes, shuttles, and lifts are typically used.

In particular, with the rapid increase in online distribution in recent years, various automated facilities have been developed that can respond to small-scale orders of various types of equipment in a distribution warehouse as prompt delivery of products to customers is required.

As an automated facility in a distribution warehouse suitable for small-scale ordering of various types, a GTP (Goods-To-Person) system that automatically supplies goods stored in a rack to workers is newly applied.

The GTP system picks a specific product item box among product item boxes stored in multiple racks using a variety of logistics transport devices, supplies it to a work area where workers can work, and at the same time, separate delivery items for delivery It is configured to simultaneously supply the boxes to the working area. In the work area, the product product box containing the product and the shipping product box capable of accepting the ordered product are supplied at the same time, and the worker stands in the work area without separate movement and takes the product out of the product product box and puts the product in the shipping product box. With it, you can conveniently and quickly place your order product in the shipping goods box.

One of the most important facilities in such a GTP system is an article box supply device for supplying an item box to a work area, which is a worker's work space, which determines how quickly and accurately the item box can be supplied to the work area. can do. Of course, operator convenience is also an important design consideration.

Currently, various types of product box supply devices that can be applied to the GTP system are being developed, but the level of development is still insignificant, and they are not widely applied due to lack of speed, accuracy, and convenience.

The present invention was invented to solve the problems of the prior art, the object of the present invention is to supply the product box from a separate logistics transfer device to quickly and accurately supply it to the work area of the operator, and to move the product box forward from the work area. By supplying the product inclined downward toward the worker, the convenience of the picking operation of the worker is further improved, and the plurality of transport units sequentially transporting the item box operate simultaneously without waiting time, so that the item box can be transported and supplied more quickly, so that the product is further improved in speed. It is to provide a box supply device.

The present invention is an article box supply device that receives a plurality of item boxes through a separate logistic transport device and sequentially supplies them to a work area and discharges the item boxes sequentially from the work area to the logistic transport device. A main frame in which the working area is formed; A transport supply unit mounted on a lower end of the main frame and receiving an item box from the logistic transport device to forwardly transport the item box to a supply area; A main supply unit mounted on the front end of the main frame and inclined upwardly conveying the product box transferred to the supply area to the working area in an inclined state; A main discharge unit mounted on an upper end of the main frame and supporting an article box inclined in the working area in an inclined state and then conveying backward to the discharge area; And a transport discharging unit mounted on an upper end of the main frame and transporting and discharging the product box back to the distribution area to the logistics transport device, wherein the product box is discharged from the main supply unit in the working area. Provided is an article box supply device characterized in that it is replaced by a unit and transferred to the discharge area.

In this case, the transport supply unit may transport and supply the product box in the horizontal state to the supply area, and the transport and discharge unit may transport and discharge the product box in the horizontal state to the logistics transport device.

Further, the main supply unit may change the product box from a horizontal state to an inclined state in the process of upwardly transferring the item box from the supply area to the working area.

In addition, the main discharge unit may change the product box from an inclined state to a horizontal state in the process of transferring the product box from the working area to the discharge area.

In addition, the main supply unit is provided with a lift fork module protruding toward the rear end of the main frame to support the item box in the process of transferring the item box from the supply area to the working area. A support fork module protruding toward the front end of the main frame is provided to support the goods box in the process of transferring the goods box from the working area to the discharge area. The lift fork module and the support fork module are provided in the working area. In crossing each other and can be formed to support the article box to be replaced.

In addition, the article box supply device further includes a control unit for controlling the operation of the transfer supply unit, the main supply unit, the main discharge unit, and the transfer discharge unit, wherein the product box in the working area is the main from the main supply unit. After being replaced and supported by the discharge unit, the main supply unit moves downward from the working area, and the main discharge unit can be operated and controlled by the control unit to transfer the product box backward to the discharge area.

In addition, a separate operation switch that can be operated by a user is mounted on the front of the main frame, and the main discharge unit maintains the article box in a support state in the working area, and in this state, When an operation signal is generated, operation may be controlled by the control unit to transfer the product box backward to the discharge area.

Further, the main supply unit waits in a state in which the new product box is upwardly supported from the supply area while the main discharge unit supports the item box in the working area, and the main discharge unit is in response to an operation signal of the operation switch. The unit may be motion-controlled by the control unit to transfer a new item box upward to the work area while the unit is transporting the goods box backward from the work area to the discharge area.

According to the present invention, it is possible to quickly and accurately supply the product box to the worker's work area by receiving it from a separate logistic conveying device, and further supply the product box at an inclined downward direction toward the worker in the work area to further enhance the convenience of the worker's picking operation. There is an effect that the plurality of transport units for sequentially transporting the product boxes operate simultaneously without waiting time, so that the product boxes can be transported and supplied more quickly, thereby further improving the speed.

1 is a perspective view schematically showing the outer appearance of an article box supply apparatus according to an embodiment of the present invention,

Figure 2 is a perspective view schematically showing the internal structure of the article box supply apparatus according to an embodiment of the present invention,

Figure 3 is a side view schematically showing the internal structure of the article box supply apparatus according to an embodiment of the present invention,

Figure 4 is a plan view schematically showing the internal structure of the article box supply apparatus according to an embodiment of the present invention,

5 to 9 is an operation state diagram sequentially showing the operation state of the article box supply apparatus according to an embodiment of the present invention,

10 is a functional block diagram functionally showing the configuration of an article box supply apparatus according to an embodiment of the present invention;

11 is a front perspective view schematically showing the configuration of a main supply unit according to an embodiment of the present invention,

12 is a rear perspective view schematically showing the configuration of a main supply unit according to an embodiment of the present invention,

13 and 14 are views schematically showing an inclined change state of the lift fork module of the main supply unit according to an embodiment of the present invention,

15 is a perspective view schematically showing the configuration of a main discharge unit according to an embodiment of the present invention,

Figure 16 is an operating state schematically showing the operating state of the main discharge unit according to an embodiment of the present invention,

17 is a perspective view schematically showing a coupling structure of an article box fixing device according to an embodiment of the present invention,

18 is a perspective view schematically showing the configuration of an article box fixing device according to an embodiment of the present invention;

19 is a view schematically showing the operation detection structure of the article box fixing device according to an embodiment of the present invention,

20 is a perspective view schematically showing a shape of an article box fixing device according to another embodiment of the present invention;

21 is an operation state diagram schematically showing an operation state of the article box fixing device shown in FIG. 20;

22 is a perspective view schematically showing the configuration of a transfer discharge unit according to an embodiment of the present invention,

23 is a side view schematically showing the structure of a transfer discharge unit according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. First, when adding reference numerals to the components of each drawing, it should be noted that the same components have the same reference numerals as possible even though they are displayed on different drawings. In addition, in describing the present invention, when it is determined that detailed descriptions of related well-known structures or functions may obscure the subject matter of the present invention, detailed descriptions thereof will be omitted.

1 is a perspective view schematically showing an outer appearance of an article box supply device according to an embodiment of the present invention, and FIG. 2 is a perspective view schematically showing an internal structure of an article box supply device according to an embodiment of the present invention , Figure 3 is a side view schematically showing the internal structure of an article box supply device according to an embodiment of the present invention, Figure 4 is a schematic view showing the internal structure of an article box supply device according to an embodiment of the present invention 5 to 9 are operation state diagrams sequentially showing an operation state of an article box supply apparatus according to an embodiment of the present invention, and FIG. 10 is a configuration of an article box supply apparatus according to an embodiment of the present invention It is a functional block diagram functionally showing.

The goods box supply device according to an embodiment of the present invention receives a plurality of goods boxes 10 through a separate logistics transport device 20, sequentially supplies them to the work area Z2, and works the goods boxes 10 As a device that sequentially discharges from the zone Z2 to the logistics transport device 20, it can be applied to a GTP system.

When applied to a GTP system, two article box supply devices according to the present invention are provided adjacent to each other, one device supplies and discharges product product boxes containing products to a work area, and the other device orders products It can be configured to supply and discharge the order goods box to accommodate the work area. According to this configuration, the product item box and the order item box are respectively supplied to the work area at the same time, and the worker picks the product from the product item box in the work area and stores the product in the order item box without moving the product. You can work.

An article box supply apparatus according to an embodiment of the present invention includes a main frame 100, a transfer supply unit 200, a main supply unit 300, a main discharge unit 400, and a transfer discharge unit 500 And a control unit 700.

The main frame 100 forms a support structure of the entire device, and may be formed in a frame structure having a substantially rectangular parallelepiped shape, and includes a transfer supply unit 200, a main supply unit 300, a main discharge unit 400, and a transfer discharge The unit 500 is mounted on the main frame 100. A separate cover 110 may be coupled to the outside of the main frame 100.

A work area Z2 in which an operator can perform a picking operation is formed at an upper front of the main frame 100, and an article box 10 is supplied to the transfer supply unit 200 or a transfer discharge unit 500 is provided at the rear. A separate logistics transport device 20 may be disposed to receive the goods box 10 discharged from it. The logistics transport device 20 may be configured in a form using various logistics facilities such as a conveyor belt and a transport roller.

An operation switch 111 that can be operated by an operator may be formed around the work area Z2 of the main frame 100, and may be disposed on one side of the front end of the cover 110. The operation switch 111 may be configured in various ways to perform various functions, and when a picking operation for a specific item box 10 is completed, when the operator operates the operation switch 111, the operation item 111 is then ) Can be controlled by the control unit 700 to be supplied.

The transfer supply unit 200 is mounted on the lower rear portion of the main frame 100 and is configured to receive the product box 10 from the logistic transfer device 20 and forward the product box 10 to the supply area Z1. do. The transport supply unit 200 is configured to transport and supply the product box 10 supplied from the logistics transport device 20 in a horizontal state to the supply area Z1.

The main supply unit 300 is mounted on the front end of the main frame 100 and is inclined upwardly to convey the article box 10 transferred to the supply area Z1 to the upper working area Z2 to support it in an inclined state. It is composed. At this time, the main supply unit 300 changes the product box 10 from a horizontal state to an inclined state in the process of upwardly transferring the product box 10 from the supply area Z1 to the working area Z2.

That is, the product box 10 that is supplied in the horizontal state to the supply area Z1 by the transport supply unit 200 is transported upward by the main supply unit 300 and transported to the work area Z2, and this process The arrangement state is changed to the inclined state at and is supplied to the working area Z2 to be supported in an inclined state.

The main discharge unit 400 is mounted on the upper end of the main frame 100 and supports the article box 10 inclined in the working area Z2 in an inclined state, and then conveyed backward to the discharge area Z3 formed at the rear. It is configured to. At this time, the main discharge unit 400 is a product box 10 in a manner of replacing and supporting the article box 10 supported in an inclined state in the working area Z2 by the main supply unit 300 from the main supply unit 300. ) Is supported in an inclined state, and in this state, the goods box 10 is transferred backward to the discharge area Z3, in which a state of placing the goods box 10 in a horizontal state is changed.

The transfer discharging unit 500 is mounted on the rear upper end of the main frame 100 and is configured to reversely discharge the article box 10 transferred to the discharging area Z3 to the logistics transfer device 20. At this time, the transport and discharge unit 500 transports and discharges the product box 10 in a horizontal state to the logistics transport device 20.

Looking at the transport flow of the goods box 10 according to this configuration, as shown in Figure 5, the goods box 10 supplied from the logistics transport device 20 to the transport supply unit 200 is a transport supply unit 200 It is moved forward in a horizontal state by and horizontally transferred to the supply area Z1. The article box 10 arranged in the horizontal state in the supply area Z1 is horizontally supported by the main supply unit 300 and then transferred upward to the working area Z2, as shown in FIG. 6. In the process, the product box 10 is transferred upward after being converted to an inclined state, and after being transferred in an inclined state to the working area Z2 as shown in FIG. 7, the main supply unit 300 in the working area Z2 It is temporarily supported in an inclined state. In this state, as shown in FIG. 8, the main discharge unit 400 moves forward toward the working area Z2 and replaces the main supply unit 300 to support the article box 10 in an inclined state. When the article box 10 is replaced and supported in an inclined state by the main discharge unit 400 in the working area Z2, at the same time, the main supply unit 300 is another article box 10 as shown in FIG. It moves downward to feed and feed. In this process, the article box 10 is maintained in an inclined state by the main discharge unit 400 in the working area Z2. In this way, the product box 10 is picked for the ordered product by the operator while being inclinedly supported by the main discharge unit 400 in the work area Z2. In this state, the transport supply unit 200 and the main supply unit 300 sequentially transport another item box 10 in the same manner as described with reference to FIGS. 5 and 6, and the main supply unit 300 supplies the item box In order to immediately supply 10 to the working area Z2, it waits on the lower side of the working area Z2. The main supply unit 300 maintains a standby state in a state in which the article box 10 is changed to an inclined state as shown in FIG. 6.

In this state, when the picking operation for the article is completed and the operator operates the operation switch 111, the main discharge unit 400 moves backward as shown in FIG. 7 to move the article box 10 to the discharge area Z3. To be transported. In this process, the arrangement state of the article box 10 is changed from an inclined state to a horizontal state. The goods box 10 transferred to the discharge area Z3 is transferred backward in a horizontal state by the transfer discharge unit 500 as shown in FIGS. 8 and 9 and discharged to the logistics transfer device 20.

On the other hand, when the operator operates the operation switch 111, as shown in FIG. 7, the main discharge unit 400 moves backward and transfers the article box 10 backward to the discharge area Z3. The new article box 10 is fed upwardly to the working area Z2 in an inclined state by the main supply unit 300 waiting in the lower part of the area Z2. The new article box 10 is temporarily supported in an inclined state by the main supply unit 300 in the work area Z2, and then the main discharge unit 400 moves forward again as shown in FIG. 8 to move the article box ( 10) will be replaced. After this replacement support, the main supply unit 300 is moved downward again to supply a new item box 10 again as shown in FIG. 9.

This process is continuously repeated, and a plurality of item boxes 10 are sequentially and continuously supplied to the work area Z2.

When the operator operates the operation switch 111 according to this structure, the article box 10 is transferred backward by the main discharge unit 400, and at the same time, the new article is transferred to the work area Z2 by the main supply unit 300. Since the box 10 is supplied immediately, a separate additional waiting time does not occur in the process of supplying the item box 10 to the work area Z2, so the supply of the item box 10 is performed very quickly.

Also, since the article box 10 is replaced and supported from the main supply unit 300 to the main discharge unit 400 in the work area Z2, the main while the article box 10 is supported by the main discharge unit 400 Since the supply unit 300 can complete the supply preparation for another item box 10, when supplying the new item box 10, more rapid supply is possible without a separate waiting time.

In the work area Z2, the main supply unit 300 and the main discharge unit 400 have an article box in order to enable replacement support from the main supply unit 300 to the main discharge unit 400 with respect to the article box 10. A lift fork module 330 and a support fork module 420 in the form of a fork supporting the (10) are respectively provided.

The lift fork module 330 protrudes toward the rear end of the main frame 100 to support the article box 10 in the process of transferring the article box 10 from the supply region Z1 to the working region Z2. It is provided in the main supply unit 300, the support fork module 420 is a main frame to support the article box (10) in the process of transferring the article box (10) from the work area (Z2) to the discharge area (Z3) 100) is provided in the main discharge unit 400 in a form protruding toward the front end.

The lift fork module 330 and the support fork module 420 cross each other in the work area Z2, and are formed to exchange and support the article box 10. For example, as shown in FIG. 4, the lift fork module 330 is formed in the form of three forks, and the support fork module 420 is in the form of two forks between the three forks of the lift fork module 330. It is formed to be located in the space and can be configured to cross each other. According to this configuration, the support fork module 420 of the main discharge unit 400 is in a state where the item box 10 is temporarily supported by the lift fork module 330 of the main supply unit 300 in the working area Z2. Even if the article box 10 is overlapped, it is possible to move smoothly without mutual interference, and accordingly, it is possible to support the article box 10 for replacement.

On the other hand, in the working area Z2, the article box 10 is supported in an inclined state, wherein the inclined direction of the article box 10 is set to a direction inclined downward toward the front, and the main frame ( A worker located in front of 100) can easily perform an operation of taking out or putting an article from the article box 10.

The control unit 700 is configured to control the operation of the transfer supply unit 200, the main supply unit 300, the main discharge unit 400 and the transfer discharge unit 500, for transporting the above-described article box 10 The overall operation state is achieved through operation control of the control unit 700.

For example, in the work area Z2, after the article box 10 is replaced and supported from the main supply unit 300 to the main discharge unit 400, the main supply unit 300 moves downward from the work area Z2. Then, the main discharge unit 400 is controlled by the control unit 700 to transfer the article box 10 backward to the discharge area Z3.

In addition, the main discharge unit 400 maintains the article box 10 in a supported state in the working area Z2, and when an operation signal of the operation switch 111 occurs in this state, the article box 10 is opened. Operation may be controlled by the control unit 700 to transfer backward to the discharge area.

Further, the main supply unit 300 waits while the main discharge unit 400 supports the new item box 10 from the supply area Z1 while the main discharge unit 400 supports the item box 10 in the working area Z2. And, while the main discharge unit 400 moves the goods box 10 backward from the work area Z2 to the discharge area Z3 according to the operation signal of the operation switch 111, the new goods box 10 is moved to the work area. Operation is controlled by the control unit 700 to transfer upward to (Z2).

Next, a detailed configuration of the article box supply apparatus according to an embodiment of the present invention will be described in detail.

11 is a front perspective view schematically showing the configuration of a main supply unit according to an embodiment of the present invention, FIG. 12 is a rear perspective view schematically showing the configuration of a main supply unit according to an embodiment of the present invention, 13 and 14 are views schematically showing the inclined change state of the lift fork module of the main supply unit according to an embodiment of the present invention.

The main supply unit 300 according to an embodiment of the present invention is a supply formed in the lower portion of the working area Z2 such that the article box 10 in the working area Z2 is inclined downward toward the front of the main frame 100. It is configured to transfer the article box 10 obliquely upward from the region Z1 to the working region Z2 to be temporarily supported in an inclined arrangement state.

At this time, it is configured to support the article box 10 in a horizontal state in the supply region Z1 and then change it to an inclined state in the process of conveying the article box 10 upward.

More specifically, the lift frame 310 coupled to the front end portion of the main frame 100 and disposed to be inclined toward the front toward the top, and formed long in the vertical direction along the inclined surface of the lift frame 310 The lift fork guide rail 320 and the lift fork which protrudes toward the rear end of the main frame 100 to support the article box 10 and moves up and down in an inclined direction along the lift up and down guide rail 320. It comprises a module 330, and a lift driving module 340 for driving the lift fork module 330. At this time, the lift fork module 330 operates to support the article box 10 in an inclined state in the process of moving upward after supporting the article box 10 in a horizontal state.

The lift fork module 330 is driven by the lift driving module 340, the lift moving body 331 linearly reciprocating along the lift up and down guide rail 320, and the horizontal rotation shaft 334 on the lift moving body 331 ) Is rotatably coupled to the center and includes a lift fork body 332 on which one side of the lift fork 333 protrudes to support the article box 10. A plurality of lift forks 333 may be formed to be spaced apart from each other along the left and right width directions of the main frame 100, for example, three such lift forks 333 are support forks of the main discharge unit 400 described later. It is arranged so as to be displaced from each other with 424 so that the article box 10 can be replaced and supported in the working area Z2.

The lift fork body 332 is rotated around the horizontal rotation axis 334 in the process of moving upward with the lift moving body 331 in a state in which the article box 10 is horizontally supported, thereby inclining the article box 10 to an inclined state. Support.

A separate lift rotation guide rail 350 is mounted on the lift frame 310 to guide the rotation path of the lift fork body 332 while the lift fork body 332 moves upward with the lift movement body 331. .

At the bottom of the lift fork body 332, a separate support wing portion 335 extending downwardly is formed, and the lift fork body 332 is rotatable to the lift moving body 331 through the support wing portion 335 Combined, the horizontal rotation axis 334 is formed in the central region of the support wing 335.

A guide roller 336 in rolling contact with the lift rotation guide rail 350 is mounted at a lower end of the support wing portion 335 of the lift fork body 332, and the lift rotation guide rail 350 has a first path 351, A second path 352 and an inflection path 353 connecting the first path 351 and the second path 352 are sequentially formed from the lower section, and the guide roller 336 is the first path 351, The lift fork 333 of the lift fork body 332 is formed to rotate from the horizontal state to the inclined state in the process of ascending along the second path 352 and the inflection path 353.

According to this structure, the lift fork body 332 maintains a horizontal position with the lift fork 333 in a state where the guide roller 336 rolls into the first path 351 as shown in FIG. 13, and the guide roller The lift fork 333 maintains an inclined state while the 336 is in rolling contact with the second path 352, and the lift fork 333 in the process where the guide roller 336 moves along the inflection path 353 Is rotated so that it changes to a horizontal state or an inclined state.

Therefore, when the lift fork body 332 moves upward from the bottom together with the lift moving body 331 by the lift driving module 340, the lift fork 333 changes from a horizontal state to an inclined state and moves upward.

At this time, the lift fork 333 supports the article box 10 of the supply region Z1 in a horizontal state, moves upward, and changes to an inclined state by the inflection path 353 in the process of upward movement. The article box 10 is supported in an inclined state by 352, and ascended to the working area Z2 in this state, and the article box 10 is supplied to the working area Z2 in an inclined state.

Since the lift fork 333 supports the article box 10 in a horizontal state and then changes to an inclined state, noise or vibration can be prevented during the process of supporting the article box 10, and the article is stably The box 10 is supported and can be supplied to the working area Z2.

On the other hand, the lift fork body 332 is formed to rotate by its own weight around the horizontal rotation axis 334 in the direction in which the guide roller 336 is in pressure contact with the lift rotation guide rail 350, according to a separate additional configuration Even without the guide roller 336 is in stable rolling contact with the lift rotation guide rail 350, the rotation of the lift fork body 332 is also stably made in the vertical movement process.

In addition, a fixing plate 337 protruding upward from the lift fork 333 may be formed at an upper end of the lift fork body 332 so as to prevent front departure of the article box 10 supported by the lift fork 333. Can. This is to prevent the article box 10 from sliding as the article box 10 is supported in an inclined state.

The lift drive module 340 includes a drive belt 341 arranged in parallel with the lift up and down guide rail 320 and a drive motor 342 that drives the drive belt 341 to reciprocate linearly. At this time, the lift moving body 331 is coupled to the drive belt 341 and is configured to move linearly with the drive belt 341.

A driving roller 343 is connected to and rotates on the motor rotation shaft of the driving motor 342, and driven rollers 344 are disposed at upper and lower ends of the lift frame 310, respectively, and the driving belt 341 includes a driving roller 343 and The driven roller 344 is wound and rotated to move linearly in a caterpillar manner. A timing belt may be applied to the driving belt 341, and a separate tension roller 345 for adjusting the tension of the driving belt 341 may be mounted on the lift frame 310.

15 is a perspective view schematically showing a configuration of a main discharge unit according to an embodiment of the present invention, and FIG. 16 is an operational state diagram schematically showing an operation state of a main discharge unit according to an embodiment of the present invention.

The main discharge unit 400 according to an embodiment of the present invention is in an inclined state of the article box 10 disposed downwardly inclined toward the front of the main frame 100 by the main supply unit 300 in the working area Z2. Support, and the article box 10 is discharged by backward transfer from the work area Z2 to the discharge area Z3 formed at the rear of the work area Z2, and the product box 10 is changed to a horizontal state during the discharge process. To work.

The main discharge unit 400, the base frame 410 which is arranged long along the front-rear direction at the upper end portion of the main frame 100, and linearly reciprocates in the front-rear direction along the base frame 410 and moves forward when moving forward ( A support fork module 420 that supports the article box 10 in an inclined state at Z2), changes the article box 10 from the working area Z2 to a horizontal state when moving backward, and transfers it to the discharge area Z3. It comprises a support driving module 430 for driving the fork module 420 in the front-rear direction.

The support fork module 420 is driven by the support driving module 430, the support moving body 421 linearly reciprocating in the front-rear direction along the base frame 410, and one end is horizontal to the support moving body 421 The connecting plate 422 is rotatably connected around the rotating shaft S, and one end is rotatably connected to the other end of the connecting plate 422 around the horizontal rotating shaft S and the support moving body 421 is connected. It comprises a support rotating body 423 to move back and forth together.

A support fork 424 protruding toward the front end of the main frame 100 is mounted on one side of the support pivoting body 423 so as to support the article box 10, and the support pivoting body 423 is moved forward and backward. The support fork 424 is rotated to change from an inclined state to a horizontal state.

The main frame 100 is provided with a support rotation guide rail 440 that guides the rotation path of the support rotation body 423 when the support rotation body 423 is moved back and forth.

Rotational guide arms 425 extending in one direction are formed at both ends of the support rotational body 423 in a direction perpendicular to the front-rear direction, and the first roller 427 and the second rollers are provided at both ends of the rotational guide arm 425. The rollers 426 are respectively mounted, and the support rotation guide rails 440 have a first rail portion 441 and a second rail having different paths so that the first roller 427 and the second roller 426 are in rolling contact, respectively. It includes a rail portion 442.

According to this structure, the support rotation body 423 is horizontal as the first roller 427 and the second roller 426 move in different paths along the first rail part 441 and the second rail part 442. It rotates around the rotating shaft S, and its arrangement state changes to a horizontal state or an inclined state.

The first rail portion 441 may be formed to have a straight path as illustrated in FIGS. 15 and 16, and the second rail portion 442 may include a first path 442-1 formed in a rear end portion, and a first rail portion 441. Formed to have a second path 442-2 extending forward from the front end of one path 442-1 and a third path 442-3 extending forward from the front end of the second path 442-2 Can be.

The first roller 427 moves linearly along the straight path of the first rail portion 441, and the second roller 426 is the first path 442-1 and the second path of the second rail portion 442. It moves along (442-2) and the third path (442-3). When the second roller 426 moves forward along the first path 442-1, the second path 442-2, and the third path 442-3, the second roller 426 moves the first path While moving along (442-1), the support pivoting body 423 maintains a pivoting state in which the support fork 424 is horizontal, and the second roller 426 follows the second path 442-2. During movement, the support pivoting body 423 gradually rotates so that the support fork 424 changes from a horizontal state to an inclined state, while the second roller 426 moves along the third path 442-3. The support rotation body 423 maintains a rotation state in which the support fork 424 is in an inclined state.

At this time, the second roller 426 is the first path 442-1 at the start and end points of the section in which the support pivoting body 420 is linearly moved back and forth along with the support movement body 410 by the support driving module 430. ) And the third path 442-3, and in the middle section, the second roller 426 may be formed to move along the second path 442-2.

According to this path, the support rotation body 420 continuously rotates around the horizontal rotation axis S in the entire process of linearly moving back and forth, so that the support fork 424 continuously changes from the horizontal state to the inclined state. That is, in the entire process in which the article box 10 supported by the support fork 424 moves from the work area Z2 to the discharge area Z3, it continuously changes from an inclined state to a horizontal state, and conversely, the support fork 424 ) Is continuously changed from the horizontal state to the inclined state in the entire process of moving forward from the discharge area Z3 to the work area Z2.

In this way, by forming the path of the support rotation guide rail 440 such that the arrangement state of the support fork 424 is gradually and continuously changed, the movement path is shortened, and the front and rear movements can be more rapid, and the article box is moved. Support stability to (10) is further improved.

On the other hand, a separate departure prevention rail 443 may be disposed on the upper portion of the second rail portion 442 to prevent the second roller 426 from coming out of contact with the second rail portion 442. The second rail portion 442 may be disposed such that the lower surface thereof is maintained at a predetermined distance from the upper surface of the first rail portion 441 so as to prevent the first roller 427 from coming out of contact with the first rail portion 441. Can.

In addition, the rotation guide arm 425 and the support rotation guide rail 440 may be coupled to each other so that separate left and right guide members 401 contact each other, and the support rotation guide rail 440 has a second level. It may only be coupled to the surface of some 442. At this time, the left and right guide members 401 may be formed of an MC nylon material having low friction resistance and high rigidity. Through this structure, the support rotation body 423 is guided by a progress path in the process of moving in the front-rear direction, so that shaking or vibration in the left-right direction can be prevented.

The support drive module 430, a lead screw 431 penetrating the support moving body 421 and disposed along the front-rear direction of the base frame 410, and a drive motor 432 for rotationally driving the lead screw 431 ).

Accordingly, when the lead screw 431 is rotationally driven, the support moving body 421 moves linearly. The support drive module 430 may be configured in various ways using various mechanical elements such as a drive belt in addition to this configuration.

According to this structure, the main discharge unit 400 according to an embodiment of the present invention is moved forward to the working area Z2, and the support fork 424 is changed to an inclined state by the main supply unit 300. The support box 424 is changed to a horizontal state in the process of backwardly transporting the product box 10 from the working area Z2 to the discharge area Z3 while supporting the inclinedly supported item box 10 in an inclined state. The article box 10 is changed to a horizontal state.

In front of the support fork 424 of the main discharge unit 400, the product box 10 is prevented from being detached from the front while the product box 10 is supported in an inclined state in the working area Z2, and the support fork ( 424) can be coupled to the article box fixing device 600 to be fixed.

17 is a perspective view schematically showing a coupling structure of an article box fixing device according to an embodiment of the present invention, and FIG. 18 is a perspective view schematically showing a configuration of an article box fixing device according to an embodiment of the present invention , FIG. 19 is a view schematically showing an operation detection structure of the article box fixing device according to an embodiment of the present invention.

The article box fixing device 600 according to an embodiment of the present invention is mounted on a support fork 424 of the main discharge unit 400 to fix and support the article box 10, wherein the article box 10 is a top surface The fixing lever 610 is rotatably coupled to the front end of the support fork 424 protruding toward the front so as to be seated and supported, and the fixing lever 610 is fixed so as to protrude upward from the upper surface of the support fork 424 or to be disengaged. It comprises a fixed lever driving unit 620 for rotationally driving the lever 610, and the article box 10 is fixed to the support fork 424 by the fixing lever 610 as the fixing lever 610 protrudes upward. It is configured to be supported.

That is, since the support fork 424 obliquely supports the article box 10 in the work area Z2, the article box 10 can slide forward along the inclined direction of the support fork 424, but the support fork By rotating the fixing lever 610 to the front end of the 424 to protrude upward, it is possible to prevent and fix the front departure of the article box 10.

At this time, a separate fixed lever block 611 is coupled to the front end of the support fork 424, a fixed lever shaft 612 is penetrated through the fixed lever block 611, and the fixed lever 610 is a fixed lever shaft. It is coupled to the front end of the fixed lever shaft 612 to rotate together with 612, and the fixed lever driving unit 620 may be configured to rotate and drive the fixed lever shaft 612. The fixed lever driving unit 620 may be configured as a small motor, and the motor rotation shaft and the fixed lever shaft 612 may be coupled through the clutch 621.

The fixing lever 610 rotates so that the support fork 424 protrudes upward from the support fork 424 only while the support fork 424 supports the article box 10 in the working area Z2 and is transferred to the discharge area Z3. It is desirable to prevent the interference from occurring.

To this end, the control unit 700 controls the fixed lever driving unit 620 so that the fixed lever 610 protrudes and releases as the main discharge unit 400 completes the backward transfer of the product box 10 to the discharge area Z3. , As the main discharge unit 400 completes the forward movement to the work area Z2 to support the article box 10, the fixed lever drive unit 620 is controlled to operate so that the fixed lever 610 protrudes upward.

In spite of such an operation control, if the rotation operation of the fixing lever 610 is not normally performed due to a malfunction or the like, there is a risk of interference or the product box 10 slipping from the support fork 424 and falling. Accordingly, a fixed lever operation detection unit 630 for detecting whether the fixed lever 610 is normally operated may be provided.

The fixed lever operation detection unit 630 is coupled to the fixed lever shaft 612 in a form surrounding the outer circumferential surface of the fixed lever shaft 612, and the first sensing cam body is formed with a protruding area 631 -1 in some sections of the outer circumferential surface ( 631) and a first sensing sensor 633 for generating a detection signal by sensing the protruding area 631-1 of the first sensing cam body 631, and the fixed lever 610 is upward The protruding area 631-1 of the first sensing cam body 631 may be formed to be sensed by the first sensing sensor 633 in a protruding rotational operation.

In this case, as the first detection sensor 633, a proximity sensor capable of detecting whether an object to be detected is within a certain distance may be applied.

When the fixed lever operation detection unit 630 is configured as the first sensing cam body 631 and the first detection sensor 633 as described above, even when the fixed lever 610 is not fully rotated and is incompletely rotated, The second sensing cam body 632 and the second detection sensor 634 are provided to improve the detection accuracy and variously adjust the detection range, since it can be detected as the normal rotation operation by the fixed lever operation detection unit 630 It may be further provided.

The second sensing cam body 632 is coupled to the fixed lever shaft 612 in a form surrounding the outer circumferential surface of the fixed lever shaft 612 like the first sensing cam body 631 and protruding areas 632-1 in some sections of the outer circumferential surface ) Is formed, and is spaced apart from the first sensing cam body 631 in the axial direction. The second detection sensor 634 is configured to detect the protruding area 632-1 of the second sensing cam body 632 to generate a detection signal, and the fixed lever 610 is rotated so that the protruding release is performed. The protruding area 632-1 of the two sensing cam body 632 may be formed to be sensed by the second sensing sensor 634.

That is, as shown in (a) of FIG. 19, in the state in which the fixing lever 610 is rotated to protrude, the protruding area 631-1 of the first sensing cam body 631 is the first detection sensor 633. ) To a distance d1 to generate a detection signal by the first detection sensor 633, and the second sensing cam body 632 has a protruding area 632-1 close to the second detection sensor 634. Since it is not positioned, it is positioned spaced apart by the distance d2, so the detection signal by the second detection sensor 634 is not generated.

Conversely, as shown in (b) of FIG. 19, when the fixing lever 610 is rotated to protrude upward, the protruding area 631-1 of the first sensing cam body 631 is the first sensing sensor 633. ) Is not located close to d2 distance, so a detection signal by the first detection sensor 633 is not generated, and the protruding area 632-1 of the second sensing cam body 632 is removed. The sensing signal is generated by the second sensing sensor 634 as the d1 distance approaches the sensing sensor 634.

Therefore, the control unit 700 may accurately determine the rotational operation state of the fixed lever 610 by combining the detection signals of the first detection sensor 633 and the second detection sensor 634, and the subsequent operation based on this You can control the operation.

20 is a perspective view schematically showing a shape of an article box fixing device according to another embodiment of the present invention, and FIG. 21 is an operation state diagram schematically showing an operating state of the article box fixing device shown in FIG. 20. .

The article box fixing device 600 according to an embodiment of the present invention may be formed in a form using elastic force as shown in FIGS. 20 and 21.

The article box fixing device 600 includes a fixing hook 640 that is rotatably coupled to a front end of a support fork 424 protruding toward the front so that the article box 10 is seated and supported on an upper surface, and a fixing hook 640 ) May be configured to include an elastic member 650 that applies an elastic force to the fixed hook 640 so that one end of the fixed hook 640 protrudes upward from the support fork 424, and the fixed hook 640 is upward. As it protrudes, the article box 10 may be configured to be fixedly supported on the support fork 424 by a fixing hook 640.

At this time, the fixing hook 640 can be fixed to the article box 10 in a manner that meshes with the lower portion of the article box 10 as it protrudes upward from the support fork 424, at the bottom of the article box 10 In general, as shown in FIG. 21, a stepped portion 11 is formed, and the fixed hook 640 is engaged with the stepped portion 11 and may be configured to fix the article box 10.

21, the fixed hook 640 may be formed in a flat plate shape in which an intermediate portion is bent, and a rotating shaft 641 may be formed in the intermediate portion to be rotatable around the rotating shaft 641. have. The elastic member 650 is formed to apply elastic force to the fixed hook 640 in a direction in which one end of the fixed hook 640 protrudes upward, and may be configured in the form of a coil spring or a torsion spring.

Since the fixed hook 640 protrudes by the elastic force from the support fork 424, the support fork 424 moves to the working area Z2 and is located at the bottom of the article box 10, thereby fixing the hook 640 Even if is protruded, it is pushed by the self-weight of the article box 10 and moves downwardly, so, unlike the fixed lever 610 method described above, even if there is no separate driving part for the protruding release state, interference with the article box 10 is prevented. Does not occur. In addition, when the support fork 424 is positioned at a fixed position in the working area Z2, the pressing state of the article box 10 against the fixing hook 640 is released, so that the fixing hook 640 is an elastic member 650 ) Is protruded upward again by the elastic force of the article box 10 is fixed.

At this time, the fixed hook 640 does not rotate even if an external force directed toward the front side acts on one end protruding upward, while one end is elastically supported so as to protrude upward on the upper surface of the support fork 424 by the elastic member 650. It is preferably formed so as not to. This can be configured using a separate anti-rotation stopper (not shown). Thus, by preventing the rotation state of the fixed hook 640 or more of the elastic limit, it is possible to prevent the article box 10 from falling forward due to its own weight along the inclined direction.

On the other hand, in the article box fixing device 600, as described above, there is no functional problem even if there is no driving unit for rotationally driving the fixing hook 640, but in the process of supporting the article box 10, "click" noise and the like are prevented and further For a smooth operation, a fixed hook driving part 650 for rotationally driving the fixed hook 640 may be further provided so that one end of the fixed hook 640 is protruded and released.

The fixed hook driving part 650 includes a pressing rod 661 and a fixed hook 640 that are movably disposed to press the other end of the fixed hook 640 in a direction in which one end of the fixed hook 640 protrudes and is released. It may be configured to include a solenoid valve 662 for moving the pressure rod 661 to press the other end of the.

When the solenoid valve 662 is not operated as shown in (a) of FIG. 21, the fixed hook 640 is rotated to protrude upward by the elastic force of the elastic member 650 and is elastically supported, and FIG. 21 (b) ), when the solenoid valve 662 operates, the pressure rod 661 presses the other end of the fixed hook 640 so that one end of the fixed hook 640 is protruded and released from the support fork 424 Will be rotated.

At this time, the control unit 700 operates the fixed hook driving unit 650 so that the fixed hook 640 protrudes and releases as the main discharge unit 400 completes the reverse transfer of the article box 10, and the main discharge unit 400 Upon completion of the forward movement to the work area Z2 to support the article box 10, the fixed hook driving part 650 can be deactivated so that the fixed hook 640 protrudes upward by the elastic force of the elastic member 650. .

22 is a perspective view schematically showing the configuration of a transport discharge unit according to an embodiment of the present invention, and FIG. 23 is a side view schematically showing the structure of a transport discharge unit according to an embodiment of the present invention.

Conveying discharge unit 500 according to an embodiment of the present invention, the discharge area Z3 is formed at the front end, and the front end where the discharge area Z3 is formed is an inclined surface 541 that slopes downward toward the front end. It can be configured to form.

The transport discharge unit 500, the roller support plate 510 is mounted to both ends of the main frame 100 in the left and right width directions, and a plurality of rollers are mounted in a line in the front-rear direction in the upper end of the support plate 510 A rotating belt 520, a driving roller 530 mounted on one side of the roller support plate 510, and a moving belt wound around the driving roller 530 and a plurality of rotating rollers 520 to move in a caterpillar manner ( 540, and a driving motor 550 for rotationally driving the driving roller 530 to move the moving belt 540.

At this time, the front end of the moving belt 540 is disposed to be inclined downward to form an inclined surface 541, and the article box 10 is seated on the inclined surface 541 of this moving belt 540 through the main discharge unit 400. It is discharged in reverse transfer.

In the method of forming the inclined surface 541 on the moving belt 540, as shown in FIGS. 22 and 23, at least one rotating roller 520 disposed at the front end of the plurality of rotating rollers 520 sequentially It can be made in a manner that is arranged downward. At this time, among the plurality of rotating rollers 520, the remaining rotating rollers 520, except for the rotating rollers 520, which are sequentially downwardly arranged, may be horizontally aligned with the central axis thereof at the same height.

In addition, the method of forming the inclined surface 541 on the moving belt 540, at least one rotating roller 520 disposed at the front end of the plurality of rotating rollers 520 is formed to sequentially decrease its diameter It can also be done in a way. In this case, the plurality of rotating rollers 520 may have their central axes aligned in a horizontal direction.

Meanwhile, the drive rollers 530 mounted on the two roller support plates 510 may be configured to rotate integrally by being connected to each other through a connecting shaft 531, and accordingly, the drive motor 550 may be any one. Only one driving roller 530 may be mounted to be rotationally driven. At this time, the driving motor 550 may be configured to rotately drive the driving roller 530 using separate power transmission means 551 (eg, pulleys and belts).

In addition, the roller support plate 510 may be equipped with a separate tension roller 560 in which the movement belt 540 is wound so as to adjust the tension of the movement belt 540, and the tension roller 560 is in a separate position. Position adjustment to the roller support plate 510 through the adjustment means 561 can be coupled.

According to this structure, the article box 10 transferred from the work area Z2 to the discharge area Z3 by the main discharge unit 400 can be stably transmitted to the conveyance discharge unit 500 without shaking or noise. .

That is, the article box 10 transferred from the working area Z2 to the discharge area Z3 by the main discharge unit 400 changes from an inclined state to a horizontal state, and the transport belt 540 of the transport discharge unit 500 In this case, the inclined surface 541 having an inclination angle θ is formed at the front end of the transfer belt 540 as shown in FIG. 23, thereby protruding upward by the transfer belt 540 in the discharge region Z3. There is no step, and accordingly, in the process where the article box 10 is settled into the discharge region Z3, noise such as shaking or rattling of the article box 10 does not occur and is stably settled in the discharge region Z3. do. In addition, the article box 10 is stable by the inclined surface 541 formed in the discharge area Z3 of the transfer discharge unit 500 even when the main discharge unit 400 is not completely changed from the inclined state to the horizontal state. By the transfer of the article box 10 is possible.

On the other hand, since the transfer supply unit 200 may be formed in the same structure as the configuration of the transfer discharge unit 500 in the form without a slope at the front end, detailed description thereof will be omitted.

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and variations without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention, but to explain, and the scope of the technical spirit of the present invention is not limited by these embodiments. The scope of protection of the present invention should be interpreted by the following claims, and all technical spirits within the equivalent range should be interpreted as being included in the scope of the present invention.

Claims

As a product box supply device for receiving a plurality of goods boxes through a separate logistics transport device to sequentially supply to the work area and discharge the goods boxes to the logistics transport device sequentially from the work area,

A main frame in which the working area is formed at an upper front side;

A transport supply unit mounted on a lower end of the main frame and receiving an item box from the logistic transport device to forwardly transport the item box to a supply area;

A main supply unit mounted on the front end of the main frame and inclined upwardly conveying the product box transferred to the supply area to the working area in an inclined state;

A main discharge unit mounted on an upper end of the main frame and supporting an article box inclined in the working area in an inclined state and then conveying backward to the discharge area; And

A transport discharging unit mounted on the upper end of the main frame and backward conveying the goods box transferred to the discharge area to the logistics transport device

And an article box supply device, wherein the article box is supported by the main discharge unit in the working area by being replaced by the main discharge unit and transferred to the discharge area.
According to claim 1,

The transport supply unit supplies and transports the product box in a horizontal state to the supply area, and the transport and discharge unit transports and discharges the product box in a horizontal state to the logistics transport device.
According to claim 2,

The main supply unit is a product box supply device, characterized in that for changing the product box from a horizontal state to an inclined state in the process of upwardly transferring the item box from the supply area to the working area.
The method of claim 3,

The main discharge unit, the article box supply device, characterized in that for changing the product box from the inclined state to a horizontal state in the process of transferring the product box from the working area to the discharge area.
The method of claim 4,

The main supply unit is provided with a lift fork module protruding toward the rear end of the main frame to support the goods box in the process of transferring the goods box from the supply area to the working area,

The main discharge unit is provided with a support fork module protruding toward the front end of the main frame to support the article box in the process of transferring the article box from the working area to the discharge area,

The lift fork module and the support fork module are cross-moving each other in the working area, characterized in that the article box supply device is formed to support the replacement of the article box.
The method of claim 5,

Further comprising a control unit for controlling the operation of the transfer supply unit, the main supply unit, the main discharge unit and the transfer discharge unit,

In the working area, after the goods box is supported to be replaced from the main supply unit to the main discharge unit, the main supply unit moves downward from the working area, and the main discharge unit reverses the goods box to the discharge area. An article box supply device characterized in that the operation is controlled by the control unit to transfer.
The method of claim 6,

In front of the main frame is equipped with a separate operation switch that can be operated by the user,

The main discharge unit maintains the article box in a supported state in the working area, and when an operation signal of the operation switch occurs in this state, the control unit is configured to transfer the article box backward to the discharge area. Item box supply device characterized in that the operation is controlled.
The method of claim 7,

The main supply unit waits in a state in which the new product box is upwardly supported from the supply area while the main discharge unit supports the product box in the working area, and the main discharge unit responds to the operation signal of the operation switch. An article box supply device characterized in that the article box is operatively controlled by the control unit to transfer a new article box upward to the working area while transferring the article box backward from the working area to the discharge area.