JP4990051B2 - Sheet tray automatic feeding device and lunch box installation line system using the same - Google Patents

Description

  The present invention is for improving the efficiency of food (rice, side dish, etc.) assembling work in a lunch box in the lunch industry and the like, and in particular, the work of arranging food in a state where a plurality of lunch boxes are arranged in an orderly manner. A sheet-tray supply automatic supply device for automatically feeding a sheet-shaped tray having a plurality of storage units for separating and storing food and the like in the lunch box when transported to a position and the same are used The present invention relates to a system for arranging lunch boxes.

  As is well known, in the past, in the food service industry, when food such as rice or various side dishes is stored in a lunch box, it is mostly done manually and is provided in a stocked state. While taking out the individual lunch boxes one by one, the work of storing foods such as rice in the extracted lunch boxes was also performed manually. Furthermore, in such a catering industry and the like, it is preferred that foods such as rice or various side dishes are sorted and arranged. In this case, for example, a lunch supply system using a combination of a lunch box and a sheet tray as shown in FIG. 1 is known. This sheet-like tray has been provided as a tray made of a thin-layer plastic sheet provided with a plurality of storage portions for separately storing foods.

  Conventionally, when this sheet-shaped tray is put into a lunch box, the tray is sheet-shaped, so it is extremely difficult to handle, and when it is brought into the lunch box work site, it is stacked in a stack. A very complicated task of having to separate the sheets one by one was forced. As a result, work efficiency has been significantly reduced.

nothing special

  In view of this, the present invention has been made to solve the above-mentioned problems of the prior art, and a particularly important element is that a sheet-like tray stocked in a laminated state is solved by solving the laminated state. To provide a sheet tray automatic feeder that reliably separates the sheets one by one and feeds them into the lunch box, so that the lunch box containing the sheet trays is aligned in a plane at the food preparation work position. It is intended to contribute to improving the efficiency of the food preparation work in the lunch box.

In order to achieve the above object, the invention according to claim 1 is characterized in that a sheet-like tray provided with a plurality of storage portions for storing and storing foods and the like is stocked in a stacked form, A sheet tray supply automatic supply device that separates one by one from the top layer and supplies it into the lunch box provided to the tray supply position along the lunch box transport line,
With the sheet trays stacked in a stack, the trace stocker stocks at the tray stock position,
A tray suction head for sucking and holding the uppermost tray in the trace toker and spraying the tray into a lunch box at a tray supply position;
A sheet-like structure comprising suction head traveling means for reciprocally traveling the tray suction head between the tray stock position and the tray supply position along a direction intersecting the lunch box transport line. It constitutes an automatic tray feeder.

  Furthermore, in this invention, the invention according to claim 2 is the sheet tray automatic feeding device according to claim 1, wherein the trace tray has the uppermost tray located in a fixed position in the trace stocker. As described above, it is characterized by comprising an urging means for urging the laminated tray upward.

Further, in the present invention, the invention according to claim 3 is the sheet tray automatic feeding device according to claim 1 or 2, wherein the trace stocker crosses the lunch box conveying line. A first and second trace toker arranged in position;
A first tray suction head for sucking and holding the uppermost tray in the first trace toker and spraying the tray into a lunch box at a tray supply position;
A second tray suction head for sucking and holding the uppermost tray in the second trace toker and spraying the tray into a lunch box at a tray supply position;
First suction head traveling means for reciprocally traveling the first tray suction head between the first tray stock position and the tray supply position along a direction intersecting the lunch box transport line;
From the second suction head traveling means for reciprocating the second tray suction head between the second tray stock position and the tray supply position along the direction intersecting the lunch box transport line. It is characterized by.

  Furthermore, in this invention, the invention according to claim 4 is the sheet-like tray automatic supply device according to any one of claims 1 to 3, wherein the suction head includes first and second suctions. When the tray is sucked and held, the first and second suction hands are operated with a time difference, and the uppermost tray and the lower layer tray are separated from each other, so that only the uppermost tray is secured. It is characterized in that it is held by suction.

  Furthermore, in the present invention, the invention according to claim 5 is a system for arranging a lunch box using the sheet-tray automatic feeder, wherein a plurality of lunch boxes stocked in a stacked manner are used. By separating the lunch boxes one by one from the lower layer side, and arranging the separated lunch boxes in a plane, the lunch box arrangement transport means for transporting to the food preparation work position along the lunch box transport line, and the lunch box array transport means A sheet-shaped tray supply means for separating and supplying sheet-shaped trays stocked in a stacked form one by one from the uppermost layer, and a lunch box containing the sheet-shaped tray, It is also characterized by comprising a placing conveyor means for transporting to the placing work position and placing in the process of passing through the placing work position.

  According to the apparatus for automatically supplying sheet-like trays into the lunch box according to the present invention, sheet-like trays having a plurality of storage portions for storing and storing foods and the like are stocked in a stacked form, and the uppermost layer thereof Is separated one by one and supplied to the lunch box provided to the tray supply position along the lunch box transport line. Especially, the sheet trays are stacked in layers. The tray stocker to be stocked at the tray stock position, the tray suction head for sucking and holding the uppermost tray in the trace stocker and spraying the tray into the lunch box at the tray supply position, and the tray suction head. To move the suction head back and forth between the tray stock position and the tray supply position along a direction intersecting the lunch box transport line. By configuring the means, sheet trays stocked in a stacked state can be separated and supplied one by one reliably, and the lunch box containing the trays can be served with food. This is extremely effective in that it is supplied in a plane-aligned position and contributes to the efficiency of the food preparation work in the lunch box.

  Hereinafter, a sheet tray automatic supply device according to the present invention and a serving line system for a lunch box using the same will be described in detail based on specific embodiments shown in FIGS. FIG. 1 is a diagram for explaining a sheet tray automatic feeding apparatus according to the present invention, and includes a specific embodiment of a sheet tray and an embodiment of a lunch box for receiving the sheet tray. It is a schematic perspective view formed.

  FIGS. 2 and 3 are schematic side views for explaining an operation mode of the embodiment in which the trace tokers are arranged on both sides of the lunch box conveying line CL, and FIG. 2B is a diagram showing a state in which each of the two tray suction heads is in a standby position, and FIG. 2B shows a state in which the first tray suction head on the left side has been lowered to suck the uppermost tray in the first trace stocker. FIG. 2C is a diagram illustrating a state in which the first tray suction head is lifted by sucking the tray in the first trace stocker, and FIG. 2D is a first tray suction in which the tray is sucked. It is a figure which shows the state which the head drive | worked to the tray supply position (on a lunch box).

  FIG. 3 is a schematic side view showing an operation mode following FIG. 2, and FIG. 3A is a view following FIG. 2D and showing a state in which a sheet-like tray is put in the lunch box. FIG. 3B is a diagram showing a state in which the first tray suction head is raised and the right second tray suction head is lowered to suck the uppermost tray in the second trace stocker. FIG. 3C is a diagram illustrating a state in which the second tray suction head is lifted by sucking the tray in the second trace stocker, and FIG. 2D is a diagram illustrating a state where the second tray suction head that has sucked the tray is the tray supply position. It is a figure which shows the state which drive | worked (on a lunch box).

  FIG. 4 shows a state in which the trays stacked and stacked at the tray stock position are sucked and separated by the suction head, and FIG. 4A1 shows a state in which the suction hand is in contact with the uppermost tray. 4A2 is a schematic side sectional view showing a state in which the suction hand is operated in a time difference manner, and FIG. 4B is a schematic showing the relationship between the sheet tray and the suction hand. FIG.

  5, FIG. 6 and FIG. 7 show a specific embodiment of the sheet tray automatic feeding device according to the present invention, and shows an example in which a trace toker is arranged on one side of a lunch box transport line, 5 is a schematic front view thereof, FIG. 6 is a schematic side view thereof, and FIG. 7 is a schematic plan view thereof.

  8, 9 and 10 show an example in which trace tokers are arranged on both sides of the lunch box transport line, FIG. 8 is a schematic front view thereof, and FIG. 9 is a schematic side view thereof. FIG. 10 and FIG. 10 are schematic plan views thereof.

  On the other hand, FIG. 11 is a schematic front view showing a specific embodiment of a food serving line system for a lunch box using the sheet tray automatic feeding device according to the present invention, and FIG. 11 is a schematic cross-sectional view taken along the line AA along the line AA in FIG. 11, and FIG. 12B is a schematic cross-sectional view taken along the line BB in FIG. FIG. 12C is a cross-sectional view taken along line B, and FIG. 12C is a schematic cross-sectional view taken along line CC in FIG.

  FIG. 13, FIG. 14 and FIG. 15 show one specific example of the lunch box arrangement conveying means for conveying the lunch box along the lunch box conveyance line to the food preparation work position while arranging the lunch boxes in a plane. FIG. 13 is a schematic front view thereof, FIG. 14 is a schematic side view thereof, and FIG. 15 is a schematic plan view thereof.

  First, based on FIG. 1, the structure of the lunch box 1 applied to this invention and the sheet-like tray ST is demonstrated in detail. In the present invention, the lunch box 1 is made of a plastic molding, and includes a circumferential or pair of left and right flange portions 3 extending outward on the upper edge 2 on the opening side. In a preferred embodiment, the lunch box 1 has a peripheral wall 5 formed in a reduced diameter from the opening-side upper edge 2 toward the bottom wall 4. When the lunch box 1 is stocked in a stacked state, a gap is formed between the flange portions 3 and 3 of the lunch box 1 and 1 in the stacked state. The gap need only have a dimension sufficient to allow the second hooking claw member in the second holding-opening driving means described later to enter.

  On the other hand, the sheet-like tray ST is accommodated one by one from the opening side 2 in one lunch box 1, and includes a plurality of accommodating portions 6 that divide and accommodate ingredients and the like. It is made up of. The sheet-like tray ST is a very thin plastic molding, and a plurality of accommodating portions 6 are formed by ribs 7 according to a desired pattern. The sheet-like tray ST has a peripheral wall 9 formed in a reduced diameter from the upper edge side toward the bottom wall 8, and can be stocked in a laminated form, and can be desired from the laminated state. By applying an external force, it can be sequentially separated from the top layer. The bottom wall 8 of the sheet-like tray ST is provided with a plurality of legs 10 that bulge outward.

  Before explaining the sheet tray automatic feeding device according to the present invention, a lunch box arrangement conveying device CM developed by the same applicant will be described with reference to FIGS. The lunch box arrangement conveying device CM handles the lunch box 1 having the above-described structure, and separates a large number of the lunch boxes 1 stocked in a stack from the lowermost lunch box 1A. The separated lunch boxes are transported from the lunch box drop position P2 to the food preparation work position P3 while being arranged in a plane.

  In the embodiment shown in FIGS. 13 to 15, the lunch box arrangement conveying device CM includes a plurality of lunch boxes 1 stocked in a stacked manner in a plurality of rows (for example, two rows in the embodiments shown in FIGS. 14 and 15). ) Lunch box supply means 11 that supplies the lunch box stacking standby position P1 in a lined state, and a first holding that is intermittently driven to move to a holding state that holds the lowermost lunch box 1A in each row and an open state that opens. A second holding mechanism that intermittently drives the opening driving means 21 and the holding box 1B that is in contact with the lowermost lunch box 1A in each row, and the opening state that is opened; 31, drive control means (not shown) for individually driving and controlling the first and second holding-opening driving means 21, 31, and the opening operation of the first holding-opening driving means 21. , Opened lunch box 1 It consists those containing a sequence conveying means 51 for conveying the food dishing working position P3 from lunch boxes falling position P2 in a state of being face aligned.

  In the embodiment shown in FIGS. 13 to 15, the lunch box supply means 11 includes a container supply conveyor 12 and a container supply table 13. It is configured to supply the lunch box stacking standby position P1 from the container supply conveyor 12 through the container supply table 13 in a row.

  The lunch box group at the lunch box stacking standby position P1 is held by the first and second holding-opening drive means 21 and 31 so as to be separated and supplied to the lunch box drop position P2. Yes. The first holding-opening drive means 21 includes a first cylinder 22 that is driven and controlled by the drive control means 41, and the lunch box 1A at the lowest layer in each row by the operation of the first cylinder 22. The first hooking claw mechanism 23 is configured to be intermittently driven to be held in the holding state through the flange portion 3 and in the open state in which the flange portion 3 is opened. Specifically, the first hooking claw mechanism 23 includes a pair of arms 25a and 25b pivotally connected to an output shaft of the first cylinder 22 via a pivot shaft 24, and a fixed position. A pair of rotating shafts 26a and 26b that are horizontally mounted and rotate in accordance with the fluctuation amount of the pair of arms 25a and 25b, and a plurality of pairs of claw members 27a fixed to the pair of rotating shafts 26a and 26b, respectively. , 27b.

  The second holding-opening driving means 31 comes into contact with the second cylinder 32 driven and controlled by the drive control means 41, and the lunch box 1A in the lowermost row of each row by the operation of the second cylinder 32. The second upper-layer lunch box 1B includes a second hooking claw mechanism 33 that is intermittently displaced and driven in a holding state in which the lunch box 1B is held through the flange portion 3 and an open state in which the lunch box 1B is opened. Specifically, the second hooking claw mechanism 33 includes a pair of arms 35a and 35b pivotally connected to the output shaft 32a of the second cylinder 32 via a pivot shaft 34, and a fixed position. And a plurality of pairs of claw members fixed to the pair of rotating shafts 36a and 36b, respectively, which rotate in accordance with the fluctuation amount of the pair of arms 35a and 35b. 37a and 37b.

  On the other hand, the drive control means 41 includes a position sensor 42 for detecting the position of the lunch box on the arrangement conveying means 51, and in response to the output of the position sensor 42, the first holding- The opening drive means 21 is opened, and the lowermost lunch box 1A in each row is dropped to the lunch box drop position P2 on the array conveying means 51, then displaced to the holding state, and then the second holding − The opening driving means 31 is opened, and the lunch box 1B of each upper row is controlled to be dropped and held by the first holding-opening driving means 21 and then displaced to the holding state.

  The array conveying means 51 includes a first conveyor 52 provided at the lunch box drop position P2 and a second conveyor 53 continuous to the outlet side of the first conveyor 52. The speed V1 of the first conveyor 52 and the speed V2 of the second conveyor 53 are in a relationship of V1> V2, and preferably in a relationship of about V1 = 1.5V2. The arrangement conveying means 51 includes a conveyor motor 54 that is controlled so as to be speed-controllable.

  The lunch box arrangement conveying device CM provided with each means having the above-described configuration operates as follows. First, a large number of lunch boxes 1 stocked in a stacked state are supplied to the lunch box stacking standby position P1 by the lunch box supply means 11 in a state of being arranged in a plurality of rows (two rows). The lunch boxes in each row are held by the first and second holding-opening driving means 21 and 31 at the lunch box stacking standby position P1, respectively. In this case, the next upper lunch box 1B in contact with the lowermost lunch box of each row and all the lunch boxes thereon are held by the second holding-opening drive means 31, The lowermost lunch box 1A is held by the first holding-opening driving means 21.

  In this state, when the first cylinder in the first holding-release driving means 21 is operated, the first hooking claw mechanism 23 in the first holding-release driving means 21 is displaced in the opening direction, The lowermost lunch box 1A in each row is dropped to the lunch box drop position P2. In this case, since the second holding-opening drive means 31 is maintained in the holding state, the upper lunch box 1B in contact with the lowermost lunch box in each row and all the lunches on the lunch box 1B. The box is held.

  Thereafter, the first hooking claw mechanism 23 in the first holding-release driving means 21 is closed to shift to the holding state, and then the second holding-release driving means 31 is opened, and the next upper layer is opened. The lunch box 1B is held by the first hooking claw mechanism 23 in the first holding-opening driving means 21, and the second holding-opening driving means 31 is closed, thereby the state shown in FIG. 5A. Return. In this way, the lunch box at the bottom of each row can always be reliably moved to the lunch box drop position P2.

  The lunch box group that has dropped to the lunch box drop position P2 includes a first conveyor 52 that is provided at the lunch box drop position P2 and a second conveyor 53 that is continuous to the outlet side of the first conveyor 52. The tray 61 is brought into a tray supply position P3 by a stopper 61 which appears and disappears so as to cross the lunch box conveyance line CL in an orderly arrangement by the arrangement conveying means 51, and is stopped once. After the supply, the food material is transferred to the food placement work position P4, where the food material is efficiently placed in each lunch box. As a final step, the lunch box is closed by the lid at the lid placement work position P5. It is like that.

  Next, a sheet tray automatic feeding apparatus AS for automatically feeding sheet trays one by one into each lunch box arranged and supplied in two rows as described above will be described with reference to FIGS. 10 will be described in detail. The sheet-like tray automatic supply device AS according to the present invention stocks sheet-like trays ST provided with a plurality of storage portions 6 for sorting and storing ingredients and the like as shown in FIG. These are separated one by one from that of the uppermost layer STa and supplied into the lunch box 1 brought to the tray supply position P3 along the lunch box transport line CL.

  The sheet-like tray ST is loaded into the lunch box 1 brought to the tray supply position P3 as described above. The sheet-shaped trays ST are stacked and stacked, and are stocked in a trace stocker 62R (62L) disposed at a tray stock position PR (PL). The trace stocker 62R (62L) is, for example, a biasing unit that biases the stacked tray group upward so that the uppermost tray STa in the trace stocker 62R (62L) is positioned at a fixed position. It is composed of 63.

  This trace stocker is basically constituted by a trace stocker 62R arranged at one side of the tray stock position PR intersecting the lunch box transport line CL as in the embodiment shown in FIGS. The On the other hand, in the embodiments shown in FIGS. 2 to 3 and FIGS. 8 to 10, the first trace stocker disposed at the tray stock positions PR and PL on both sides intersecting the lunch box transport line CL. 62R and the second trace stocker 62L.

  Next, based on FIGS. 2-4, etc., the specific structure and operation | movement aspect of the sheet-like tray automatic supply apparatus AS which become this invention are demonstrated. 2 and 3, the lunch box transport line CL is illustrated so as to extend from the front side to the back side (paper thickness direction). The embodiment shown in this figure has a configuration in which the first and second trace stockers 62R and 62L are arranged at the tray stock positions PR and PL on both sides intersecting the lunch box transport line CL in the embodiment described above. Is.

  First, in FIG. 2A, a central portion is conveyed along the lunch box conveyance line CL in a state of being aligned in a plurality of rows (two rows) from the lunch box arrangement conveying device CM, and is also moved to the tray supply position P3 by the stopper 61. The state where the bent lunch box 1 is temporarily stopped is shown, and the first trace stocker 62R is disposed at the tray stock position PR on the right side of the lunch box transport line CL. A second trace stocker 62L is arranged at the tray stock position PL on the left side of CL.

  A first tray adsorbing unit that sucks and holds the uppermost tray STa in the trace stocker 62R and sprays the tray ST into the lunch box 1 in the tray supply position P3 with respect to the first trace stocker 62R. The head 64R is combined, the uppermost tray STa in the trace stocker 62L is sucked and held with respect to the second trace stocker 62L, and the tray ST is placed in the lunch box 1 in the tray supply position P3. A second tray suction head 64L to be blown in is combined.

  Each of the tray suction heads 64 is open downward, and includes a suction hand 65 equipped with a nozzle mechanism. When the sheet tray ST is sucked by a control means (not shown). Performs a suction operation to adsorb the sheet-like tray ST. On the other hand, when the sheet-like tray ST is supplied into the lunch box 1, the sheet-like tray ST is dropped into the lunch box 1 by spraying.

  The sheet tray automatic supply apparatus AS according to the present invention includes a suction head traveling means 66 for traveling the tray suction head 64. The suction head traveling means 66 reciprocally travels the first tray suction head 64R between the tray stock position PR and the tray supply position P3 along the direction intersecting the lunch box transport line CL. The second tray suction head 64L is configured to reciprocate between the tray stock position PL and the tray supply position P3 along a direction intersecting the lunch box transport line CL.

  Further, each tray suction head 64 is configured to be moved up and down by the vertical lifting means 67, for example, at the tray stock positions PR and PL.

  Hereinafter, the operation | movement aspect of the sheet | seat tray automatic supply apparatus AS which becomes this invention is demonstrated based on FIG. 2 and FIG. FIG. 2 and FIG. 3 are schematic side views continuously showing an operation mode of an embodiment in which trace tokers are arranged on both sides of a lunch box conveyance line. First, in FIG. 2A, the two lunch boxes 1 and 1 are waiting at the tray supply position P3 in the center by the stopper 61 provided on the lunch box transport line CL, and the first tray suction head 64R is Waiting on the tray stock position PR, the second tray suction head 64L stands by on the tray stock position PL.

  In FIG. 2B, the second tray suction head 64L is lowered by the operation of the vertical lifting means 67L, the suction hand 65 of the tray suction head 64L is brought into contact with the bottom wall 8 of the sheet tray ST, and the second The uppermost tray STa is lifted by the vertical lift means 67L while suctioning the tray suction head 64L (see FIG. 2C following FIG. 2B). In this case, in order to effectively separate the uppermost layer tray STa from the next layer tray STb, as shown in FIGS. 4A1 and 4A2, for example, the left suction hand 65a is moved up first with respect to one lunch box. Then, the right suction hand 65b is moved up later, so-called time difference operation, so that the suction processing can be surely performed while sequentially peeling from the upper sheet-shaped tray STa to the lower sheet-shaped tray STb. It has become.

  In FIG. 2D, the second tray suction head 64L is moved from the second tray stock position PL toward the tray supply position P3 by the operation of the suction head traveling means 66, and at the tray supply position P3. After stopping, the adsorbing sheet tray STa is put into the lunch box by the up-and-down lifting means 67L (see FIG. 3A after FIG. 2D). When the sheet-like tray STa is put into the lunch box, it is performed based on a spraying operation mode by the second tray suction head 64L.

  In FIG. 3B, the second tray suction head 64 </ b> L moves up while leaving the sheet-like tray STa in the lunch box 1 by the operation of the vertical lifting / lowering means 67 </ b> L. On the other hand, at this stage, the first tray suction head 64R located on the right side is lowered by the operation of the vertical elevating means 67R, and the suction hand 65 of the tray suction head 64R comes into contact with the bottom wall 8 of the sheet tray ST. Then, the uppermost tray STa is lifted by the vertical lift means 67R while the first tray suction head 64R is sucked (see FIG. 3C following FIG. 3B).

  By repeating the above operation, the sheet-like tray ST in the first trace toker 62R and the sheet-like tray ST in the second trace toker 62L are sucked and held by the respective tray suction heads, and the lunch box alternately. It is supplied to the inside and is conveyed to the subsequent food preparation position.

  Next, a description will be given in detail with reference to FIG. 11 and FIG. 12 of a serving line system for a lunch box using the sheet tray automatic feeding device according to the present invention. In FIG. 11, the conveyance direction of the lunch box is configured from the right end side toward the left end side. The lunch box mounting line system using the sheet tray automatic supply device separates a large number of lunch boxes 1 stocked in layers one by one from the bottom layer side, and the separated lunch boxes are flattened. The lunch box arrangement conveying means UM1 for conveying the food to the food preparation work position P5 along the lunch box conveying line CL, and the lunch box conveyed by the lunch box arrangement conveying means are stacked in stock. The sheet-like tray ST that feeds the sheet-like tray ST separated from the top layer one by one and the lunch box 1 containing the sheet-like tray ST are conveyed to the serving position P5, And a placement conveyor means UM3 that performs the placement in the process of passing through the placement work position P5, and preferably a lid rest on the downstream side thereof Is made from those provided with a work means UM4.

  According to the configuration as described above, according to the lunch box placing line system using the sheet tray automatic feeding device according to the present invention, the lunch box is arranged in a desired pattern (a plurality of rows) by the lunch box array conveying means UM1. ) Are arranged in a plane and transported, and in the course of the lunch box array transport, the sheet trays are surely put into each lunch box one by one, transported to the serving work position, and the serving work position In the process of passing, the arrangement is completed, and it can be said that the apparatus works extremely effectively as an apparatus in which the arrangement of the sheet tray in the lunch box is made into one line.

FIG. 1 is a view for explaining an automatic sheet tray supply apparatus according to the present invention, and includes a specific embodiment of a sheet tray and an embodiment of a lunch box for receiving the sheet tray. FIG. FIGS. 2 and 3 are schematic side views for explaining an operation mode of the embodiment in which the trace tokers are arranged on both sides of the lunch box conveying line CL, and FIG. 2B is a diagram showing a state in which each of the two tray suction heads is in a standby position, and FIG. 2B shows a state in which the first tray suction head on the left side has been lowered to suck the uppermost tray in the first trace stocker. FIG. 2C is a diagram illustrating a state in which the first tray suction head is lifted by sucking the tray in the first trace stocker, and FIG. 2D is a first tray suction in which the tray is sucked. It is a figure which shows the state which the head drive | worked to the tray supply position (on a lunch box). FIG. 3 is a schematic side view showing an operation mode following FIG. 2, and FIG. 3A is a view following FIG. 2D and showing a state in which a sheet-like tray is put in the lunch box. FIG. 3B is a diagram showing a state in which the first tray suction head is raised and the right second tray suction head is lowered to suck the uppermost tray in the second trace stocker. FIG. 3C is a diagram illustrating a state in which the second tray suction head is lifted by sucking the tray in the second trace stocker, and FIG. 2D is a diagram illustrating a state where the second tray suction head that has sucked the tray is the tray supply position. It is a figure which shows the state which drive | worked (on a lunch box). FIG. 4 shows a state in which the trays stacked and stacked at the tray stock position are sucked and separated by the suction head, and FIG. 4A1 shows a state in which the suction hand is in contact with the uppermost tray. 4A2 is a schematic side sectional view showing a state in which the suction hand is operated in a time difference manner, and FIG. 4B is a schematic showing the relationship between the sheet tray and the suction hand. FIG. 5, FIG. 6 and FIG. 7 show a specific embodiment of the sheet tray automatic feeding device according to the present invention, and shows an example in which a trace toker is arranged on one side of a lunch box transport line, FIG. 5 is a schematic front view thereof. FIG. 6 is a schematic side view thereof. FIG. 7 is a schematic plan view thereof. 8, FIG. 9 and FIG. 10 show examples in which trace tokers are arranged on both sides of the lunch box conveyance line, and FIG. 8 is a schematic front view thereof. FIG. 9 is a schematic side view thereof. FIG. 10 is a schematic plan view thereof. FIG. 11: is a schematic front view which shows one specific Example about the foodstuffs line system to a lunch box using the sheet-like tray automatic supply apparatus which becomes this invention. 12A is a schematic cross-sectional view taken along the line AA in FIG. 11 along the line AA, and FIG. 12B is viewed along the line BB in FIG. 11 in the direction indicated by the arrow. FIG. 12C is a schematic cross-sectional view taken along the line B-B, and FIG. 12C is a schematic cross-sectional view taken along the line C-C in FIG. FIG. 13, FIG. 14 and FIG. 15 show one specific example of the lunch box arrangement conveying means for conveying the lunch box along the lunch box conveyance line to the food preparation work position while arranging the lunch boxes in a plane. FIG. 13 is a schematic front view showing an embodiment. FIG. 14 is a schematic side view thereof. FIG. 15 is a schematic plan view thereof.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Lunch box 1A Lunch box 1B of the lowest layer of each row Next Lunch box 2 Upper side edge of the lunch box 3 Lunch part of the lunch box 4 Lunch box bottom wall 5 Lunch box peripheral wall ST Sheet tray STa Top layer Sheet tray STb Next layer sheet tray 6 Housing portion 7 Rib 8 Bottom wall 9 Peripheral wall 10 Leg CM Lunch box arrangement transfer device P1 Lunch box stacking standby position P2 Lunch box drop position P3 Tray supply position P4 Ingredients placement work position P5 Cover placement work position 11 Lunch box supply means 21 First holding-opening driving means 31 Second holding-opening driving means 51 Array conveying means 12 Container supply conveyor 13 Container supply table 22 First cylinder 23 First hook Claw mechanism 24 Pivoting shafts 25a, 25b A pair of arms 26a, 26b A pair of rotating shafts 27a, 27b A plurality of pairs of claw members 32 Second cylinder 33 Second hook Mechanism 34 Pivot shafts 35a, 35b A pair of arms 36a, 36b A pair of rotating shafts 37a, 37b A plurality of pairs of claw members 52 First conveyor 53 Second conveyor 54 Conveyor motor CL Lunch box transport line 61 Stopper AS Sheet tray Automatic feeder PR First tray stock position PL Second tray stock position 62R First trace stocker 62L Second trace stocker 63 Energizing means 64R First tray suction head 64L Second tray suction head 65 Suction hand 66 Adsorption head traveling means 67 Up / down lifting / lowering means

Claims (5)

Sheet trays equipped with a plurality of storage units for storing and storing foods etc. are stocked in layers, separated one by one from the uppermost layer, and this is separated along the lunch box transport line A sheet-type tray supply automatic supply device configured to supply into a lunch box provided to a tray supply position,
With the sheet trays stacked in a stack, the trace stocker stocks at the tray stock position,
A tray suction head for sucking and holding the uppermost tray in the trace toker and spraying the tray into a lunch box at a tray supply position;
A sheet-like structure comprising suction head traveling means for reciprocally traveling the tray suction head between the tray stock position and the tray supply position along a direction intersecting the lunch box transport line. Automatic tray feeder.   The trace toker comprises an urging means for urging the stacked trays upward so that the uppermost tray in the trace tocker is positioned at a fixed position. The sheet-like tray automatic supply apparatus according to claim 1. First and second trace tokers disposed at opposite side positions intersecting the lunch box transport line;
A first tray suction head for sucking and holding the uppermost tray in the first trace toker and spraying the tray into a lunch box at a tray supply position;
A second tray suction head for sucking and holding the uppermost tray in the second trace toker and spraying the tray into a lunch box at a tray supply position;
First suction head traveling means for reciprocally traveling the first tray suction head between the first tray stock position and the tray supply position along a direction intersecting the lunch box transport line;
From the second suction head traveling means for reciprocating the second tray suction head between the second tray stock position and the tray supply position along the direction intersecting the lunch box transport line. The sheet-like tray automatic feeding device according to claim 1 or 2, wherein   The suction head includes first and second suction hands, and when the tray is sucked and held, the first and second suction hands are operated with a time difference, and the uppermost tray and the lower layer tray are The sheet tray automatic feeding device according to any one of claims 1 to 3, wherein only the uppermost tray is securely sucked and held by pulling apart the trays. A large number of lunch boxes stocked in layers are separated one by one from the lowermost layer side, and the separated lunch boxes are arranged in a plane, and are transported along the lunch box transport line to the food preparation work position. Lunch box array conveying means;
In the lunch box transported by the lunch box array transport means, the sheet-like tray stocked in a stacked form is supplied separately from the top layer one by one, and the sheet-like tray supply means is supplied,
A serving line system for a lunch box, comprising: a lunch box containing the sheet-like tray; and a serving conveyor means for delivering the lunch box in a process of passing through the serving position and placing the lunch box.

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