JP7321925B2 - cleaning system - Google Patents

Description

The present invention relates to cleaning systems.

A tableware loading device for loading a tableware rack containing tableware into the dishwasher, a dishwasher for washing the tableware, a wagon arranged in the vertical direction and having shelves capable of accommodating the tableware racks, and a tableware washing machine. A washing system is known that includes a lifter device for loading the dishes washed by the machine onto a shelf in a wagon, and an unloading device for pushing the dish rack out of the dishwasher and unloading it to the lifter device.

JP-A-3-41922

In the washing system, a dish rack in which dishes are stored is pushed out of the dish-carrying-in device and carried into the dishwasher, and is pushed out of the dish-washer and carried out to the lifter device. When the dish rack is carried into the dishwasher from the dish carrying-in device, if the dish rack is displaced, there is a risk that the dish rack will not fit in the predetermined position in the dishwasher. In this case, the dishwasher door and the dish rack may come into contact. As a result, the operation of the washer stops, which may reduce efficiency.

SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a cleaning system capable of suppressing a decrease in work efficiency.

A washing system according to the present invention includes a washing machine for washing an object to be washed, a loading device for loading a rack containing the object to be washed into the washing machine, and a wagon for loading the rack unloaded from the washing machine. and an unloading device for unloading the rack from the washing machine to the lifting device, wherein the loading device transports the rack to the washing machine along a first direction, and the unloading device comprises: transporting the rack along a second direction perpendicular to the first direction to the lifting device, the washing machine comprising rack rails on which the rack rests, the rack rails against which the loading device is positioned when placed in the washing machine; a first receiver arranged in the direction of connection; a second receiver arranged in the direction in which the lift device is connected when placed in the washing machine; a frame portion including a third placement portion that intersects with the first placement portion; and a fourth placement portion that faces the first placement portion and intersects with the second placement portion and the third placement portion; and a guide part provided on the second placing part of the part for guiding the rack transported from the loading device to the washing machine along the first direction, wherein the guide part guides the rack in the first direction. and a second position that allows movement of the rack in a second direction when the rack is transported along a second direction. is provided.

In the cleaning system according to the present invention, the guide section is provided movably between the first position and the second position. The first position is the position that defines the position of the rack when the rack is transported along the first direction, and the second position is the second position of the rack when the rack is transported along the second direction. It is the position that allows movement in the direction. Accordingly, in the cleaning system, when the rack is transported from the loading device toward the cleaning machine, the position of the rack is defined and guided by the guide section, so that the position of the rack can be suppressed from being shifted. Therefore, in the washing system, the racks transported from the carrying-in device to the washing machine are arranged at a predetermined position in the washing machine, so that the racks are reliably accommodated in the washing machine. Therefore, in the cleaning system, it is possible to suppress a decrease in work efficiency. On the other hand, in the washing system, when the rack is transported from the washing machine toward the lift device, the guide portion does not hinder the movement of the rack. As such, the cleaning system allows racks to be transported from the cleaning machine to the lifting device.

In the cleaning system of the present invention, the guide section has a foldable structure, and at the first position it stands up so as to protrude above the mounting surface of the second mounting section. In position 2, it may be in a tilted state. With this configuration, it is possible to guide the rack at the first position and allow movement of the rack at the second position.

In the cleaning system of the present invention, the guide section is connected to the fixed section fixed to the second placement section and to the fixed section so as to be swingable between the first position and the second position. A main body portion that swings and a connecting portion that connects the fixed portion and the main body portion are provided. The connecting portion is provided with a biasing member that biases the main body portion. The main body may be allowed to tilt such that the main body remains upright in the first position and is pushed to the second position when the main body is pushed by the rack. With this configuration, the main body can be positioned at the first position when the rack is carried into the washing machine from the loading device, and the main body can be positioned at the second position when the rack is carried out from the washing machine to the lift device. .

In the cleaning system of the present invention, the guide section has a swinging structure, and is positioned between a first position that protrudes above the mounting surface and a second position that does not protrude from the mounting surface. It can swing. With this configuration, it is possible to guide the rack at the first position and allow movement of the rack at the second position.

In the cleaning system of the present invention, the guide section includes the main body section which is provided so as to be able to swing about the shaft section fixed to the second placement section, and the main body section which is provided with the rack rail at a predetermined position. and a contact portion that contacts the rack and is pushed down by the rack when the rack is conveyed to the rack, and the contact portion extends in the extending direction of the second placing portion, and the loading device side is the lower end. You may have an inclined surface with . With this configuration, the main body can be reliably positioned at the first position when the rack is carried into the cleaning chamber.

In the cleaning system of the present invention, the shaft may be arranged closer to the loading device than the center in the extending direction of the second receiver. With this configuration, the main body can be reliably positioned at the first position when the rack is carried into the washing machine.

In the cleaning system of the present invention, the guide portion has a biasing portion that biases the main body portion, and the biasing portion maintains the state in which the main body portion protrudes from the mounting surface at the first position. The body may be allowed to swing so that the body is positioned at the second position when the contact portion is pushed down by the rack. With this configuration, the main body can be positioned at the first position when the rack is carried into the washing machine from the loading device, and the main body can be positioned at the second position when the rack is carried out from the washing machine to the lift device. .

In the cleaning system of the present invention, the guide part maintains a state in which the body protrudes from the mounting surface at the first position, and the body moves to the second position when the contact part is pushed down by the rack. It may have a load member that allows the main body to swing. With this configuration, the main body can be positioned at the first position when the rack is carried into the washing machine from the loading device, and the main body can be positioned at the second position when the rack is carried out from the washing machine to the lift device. .

In the cleaning system of the present invention, the contact portion may be provided with ribs. With this configuration, the rigidity (strength) of the contact portion can be ensured. Therefore, even if the rack is put in and taken out frequently, it is possible to avoid damage to the contact portion. Therefore, it is possible to improve maintainability.

In the cleaning system of the present invention, the guide section may move to the first position and the second position in conjunction with opening and closing of the door of the cleaning machine. In this configuration, the main body is positioned at the first position when the rack is carried into the washing machine from the loading device by opening and closing the door of the washing machine, and the main body is positioned at the first position when the rack is unloaded from the washing machine to the lift device. It can be positioned in two positions.

In the cleaning system of the present invention, the carry-out device has a carry-out drive section for driving an arm for pushing out the rack, the rack rail has a guide drive section for swinging the guide section between the first position and the second position, The guide drive may operate in conjunction with the operation of the carry-out drive. With this configuration, the guide can be reliably positioned at the second position when the rack is unloaded from the washing machine to the lift device.

In the cleaning system of the present invention, the mounting surface on which the rack is mounted in the second mounting portion may be formed with an inclined portion that is downwardly inclined from the outside to the inside of the frame portion. In this configuration, the placement surface of the second placement section has an inclined portion that slopes from the outside to the inside of the frame. As a result, when the rack is carried into the washing machine by the carrying-in device, that is, when the rack is carried into the washing machine along the extending direction of the second mounting part, the inclined part of the second mounting part is not climbed over. The rack is guided from the front to the rear of the washing chamber as shown. On the other hand, when the rack is unloaded from the washing machine by the unloading device, that is, when the rack is unloaded from the washing machine in a direction intersecting the second receiver, the rack is guided so as to run over the second receiver. . As a result, the rack can be accurately guided to a predetermined position in the cleaning chamber during loading, and the rack can be easily carried out of the cleaning machine during unloading. As a result, even if the carrying-in direction to the washing machine and the carrying-out direction from the washing machine are different from each other, the rack can be carried into and out of the washing machine accurately.

ADVANTAGE OF THE INVENTION According to this invention, the fall of working efficiency can be suppressed.

FIG. 1 is a perspective view showing the entire cleaning system according to one embodiment. FIG. 2(A) is a front view of the carry table, and FIG. 2(B) is a plan view of the carry table. FIG. 3 is a cross-sectional view showing a schematic configuration of the dishwasher. FIG. 4A is a side view of the lift device viewed from the wagon side, and FIG. 4B is a side view of the lift device viewed from the dishwasher side. FIG. 5 is a perspective view showing a wagon. FIG. 6A is a plan view of the unloading device, and FIG. 6B is a perspective view of the unloading device. FIG. 7 is a sectional view showing the inside of the cleaning chamber. FIG. 8 is a diagram showing a state in which the rack rail according to the first embodiment is removed from the dishwasher. FIG. 9A is a diagram showing the state of the main body at the first position, and FIG. 9B is a diagram showing the state of the main body at the second position. FIG. 10 is a diagram showing a state in which the rack rail according to the second embodiment is removed from the dishwasher. FIG. 11 is a diagram showing a state in which the rack rail according to the second embodiment is removed from the dishwasher. FIG. 12 is a diagram showing a rack rail according to the second embodiment. FIG. 13 is a diagram showing a biasing portion of the third guide portion; FIG. 14 is a diagram showing a contact portion of the second guide portion. FIG. 15A is a diagram showing the state of the main body at the first position, and FIG. 15B is a diagram showing the state of the main body at the second position. FIG. 16(A) is a diagram showing a state in which the dish rack abuts against the abutment portion, and FIG. 16(B) is a diagram showing a state in which the dish rack abuts the abutment portion. FIG. 17 is a diagram showing rack rails according to another embodiment. FIG. 18 is a diagram showing rack rails according to another embodiment. FIG. 19 is a diagram showing rack rails according to another embodiment. 20(A) and 20(B) are diagrams showing the operation of the rack rail according to another embodiment. It is a figure which shows the rack rail which concerns on other embodiment. FIG. 21 is a diagram showing rack rails according to another embodiment.

Preferred embodiments of the present invention will now be described in detail with reference to the accompanying drawings. In the description of the drawings, the same or corresponding elements are denoted by the same reference numerals, and overlapping descriptions are omitted. The dimensional proportions of the drawings do not necessarily match those of the description. In the following description, directions defined in FIG. 1 (vertical direction, front-back direction, left-right direction) are used for description.

As shown in FIG. 1, the washing system 1 includes a carry table (carrying-in device) 3, a dishwasher (washing machine) 4, a lift device 5, a wagon 6, and a carry-out device 90. . In the washing system 1, the carry table 3 and the dishwasher 4 are arranged side by side in the front-rear direction, and the dishwasher 4, the lift device 5 and the wagon 6 are arranged side by side in the left-right direction. That is, in the washing system 1 of the present embodiment, the dish rack R in which dishes (items to be washed) are stored moves from the front side to the rear side and then moves from the right side to the left side in plan view. A carry table 3, a dishwasher 4, a lift device 5 and a wagon 6 are arranged in an L shape.

The carry table 3 carries the dish rack R to the dishwasher 4. - 特許庁The carry table 3 conveys the dish rack R from the carry table 3 toward the dishwasher 4 along the front-rear direction (first direction). As shown in FIGS. 1 and 2, the carry table 3 has a base 10, four legs 19 supporting the base 10, a transport mechanism 11, a sensor 14, and a controller 12. ing.

The base 10 is a table on which the dish rack R is placed. The base 10 has a mounting surface 10A on which the dish rack R is mounted. The base 10 is provided with a sliding portion 16 that protrudes from the mounting surface 10A and extends along the conveying direction of the tableware rack R so as to allow the tableware rack R to slide. The sliding portion 16 is configured by a plate-shaped member made of, for example, polyacetal resin, which is fixed to the mounting surface 10A with screws or the like. The sliding portion 16 can be made of any material other than polyacetal resin as long as it is a member that has good slidability with respect to the dish rack R.

The transport mechanism 11 moves the dish rack R on the base 10 . The transport mechanism 11 has an arm member 11A, a support portion 11B, a chain 11C, sprockets 11D and 11D, and a driving portion 11E. The transport mechanism 11 is housed in a housing 17 . The housing 17 is arranged behind the base 10 when the carry table 3 is viewed from the front, and protrudes upward from the mounting surface 10A of the base 10 .

The arm member 11A is a member for pushing out the tableware rack R, and is supported by the support portion 11B so as to be rotatable on the placement surface 10A. The support portion 11B is movably provided in the front-rear direction along a guide rail (not shown) arranged parallel to the chain 11C, and is fixedly connected to a portion of the chain 11C. Chains 11C, 11C are wound around two sprockets 11D, 11D. The drive unit 11E is, for example, a gear motor. One sprocket 11D is pivotally supported on the rotating shaft of the driving portion 11E.

The arm member 11A is provided with a torsion spring so that the tip of the arm member 11A can rotate between a state in which the tip of the arm member 11A faces the side of the dishwasher 4 (rear side) and a state in which the tip of the arm member 11A faces the front side (left side) of the carry table 3. (not shown) to the support portion 11B. The torsion spring biases the arm member 11A in a direction to rotate counterclockwise (counterclockwise) in plan view. That is, the torsion spring urges the arm member 11A in the direction of advancing from the housing 17. As shown in FIG. The arm member 11A advances to an advance area on the mounting surface 10A outside the housing 17 unless it contacts a regulating member such as a shutter (not shown) due to the action of the torsion spring. The arm member 11A is provided so as to be movable between an advanced area that overlaps the mounting surface 10A in a plan view and a retracted area that is retracted from the mounting surface 10A. evacuated to the area.

The arm member 11A rotates in the horizontal direction when the carry table 3 is viewed from the front by interlocking with the sprocket 11D and the chain 11C driven by the driving portion 11E. The arm member 11A advances from the housing 17 onto the mounting surface 10A when the dish rack R is conveyed, and retracts into the housing 17 in the standby state. More specifically, the arm member 11A is moved when the sensor 14 detects the rotation of the dish rack R on the placement surface 10A toward the dishwasher 4, or when the start button B1 on the operation unit 18 is pressed. It advances onto the placement surface 10A at the same timing.

The arm member 11A pushes the dish rack R toward the dishwasher 4. A bearing (not shown) may be provided at the tip of the arm member 11A, that is, the portion that contacts the dish rack R. When the arm member 11A conveys the dish rack R to the dishwasher 4 (that is, when it reaches the push-out position where the dish rack R is pushed out), it returns to the standby position which is part of the retraction area inside the housing 17 .

Controller 12 controls overall operation of cleaning system 1 , including carry table 3 . The controller 12 includes an input/output interface for inputting and outputting signals with the outside, a ROM (Read Only Memory) storing programs and information for processing, and a RAM (Random Access Memory) for temporarily storing data. memory), a CPU (Central Processing Unit), a communication circuit, and the like. The controller 12 stores input data in RAM based on signals output from the CPU, loads programs stored in ROM into RAM, and executes various processes by executing the programs loaded into RAM. . The controller 12 controls, for example, the operation of the carry table 3, the opening and closing operation of the door 23 in the dishwasher 4, the operation of the unloading device 90, the operation of the lift device 5, and the like. Controller 12 is housed in housing 17, for example.

The operation part 18 is arranged on a part of the panel forming the housing 17 . The operation unit 18 includes a start button B1 for starting the operation of the transport mechanism 11, a stop button B2 for stopping the operation of the transport mechanism 11, and a notification unit M such as a speaker for notifying the operator of various states by voice. ing.

As shown in FIG. 1 , the dishwasher 4 is arranged behind the carry table 3 and adjacent to the carry table 3 . The dish washer 4 washes the dishes stored in the dish rack R. As shown in FIGS. 1 and 3, the dishwasher 4 has a washing machine main body 20 covered with a stainless steel panel. The washing machine main body 20 is divided into an upper portion 20A in which a washing chamber 21 is formed and a lower portion 20B in which a machine chamber 22 is formed.

A box-shaped door 23 for opening and closing the washing chamber 21 is provided on the upper portion 20A of the washing machine main body 20 . The door 23 is connected to a connecting member 64 which will be detailed later. Coupling member 64 is driven by drive motor 60 controlled by controller 12 . The door 23 is driven by the drive motor 60 to the lowest position in the vertical direction, the closed position (the position shown in FIG. 4) to close the cleaning chamber 21, and the highest position in the vertical direction. 1) to open the cleaning chamber 21. A handle for manually opening and closing the door 23 may be provided, although it is not provided on the door 23 of the present embodiment.

A rack rail 70 on which the dish rack R is placed is detachably arranged in the washing chamber 21 . A dish rack R carried out from the carry table 3 to the dishwasher 4 is pushed onto the rack rail 70. - 特許庁Note that the rack rail 70 will be described in detail later. Above the washing chamber 21, an upper washing nozzle 26A consisting of three radially extending arms and an upper rinsing nozzle 27A consisting of two arms are rotatably arranged. Similarly, in the lower part of the washing chamber 21, a lower washing nozzle 26B consisting of three radially extending arms and a lower rinsing nozzle 27B consisting of two arms are rotatably arranged. Washing water is sprayed from above and below by the upper washing nozzle 26A and the lower washing nozzle 26B, and rinsing water is sprayed from above and below by the upper rinsing nozzle 27A and the lower rinsing nozzle 27B.

A cleaning pump 29 is connected to the cleaning water tank 28 via a cleaning water suction port. A washing water discharge pipe 30 is connected to the discharge port of the washing pump 29 . The washing water discharge pipe 30 branches into a first washing water discharge pipe 30A and a second washing water discharge pipe 30B. 30B is connected to the lower cleaning nozzle 26B.

A rinse water tank 31 to which rinse water is supplied from the outside through a water supply pipe (not shown) is arranged in the machine room 22 . A rinse pump 33 is connected to the rinse water tank 31 via a rinse water suction pipe 32 . A rinse water discharge pipe 34 is connected to the discharge port of the rinse pump 33 . The rinse water discharge pipe 34 branches into a first rinse water discharge pipe 34A and a second rinse water discharge pipe 34B. The first rinse water discharge pipe 34A is connected to the upper rinse water nozzle 27A and the second rinse water discharge pipe. 34B is connected to the lower rinse nozzle 27B. The first rinse water discharge pipe 34A is arranged inside the first wash water discharge pipe 30A. That is, the first washing water discharge pipe 30A and the first rinse water discharge pipe 34A have a double pipe structure.

The machine room 22 accommodates an electrical box (not shown) in which a controller 35 for controlling the overall operation of the dishwasher 4 is installed. The controller 35 outputs to the controller 12 of the carry table 3 an end signal indicating that the washing has ended.

The dishwasher 4 has a heat exchange unit 36 . The heat exchange unit 36 condenses the water vapor discharged from the washing chamber 21 of the washing machine main body 20 and discharges the air containing less water vapor to the outside. The dishwasher 4 has four legs 37 that support the washing machine main body 20 .

As shown in FIG. 1 , the lift device 5 is arranged to the left of the dishwasher 4 and adjacent to the dishwasher 4 . The lift device 5 transfers the dish rack R unloaded from the dishwasher 4 to a predetermined position on the wagon 6 . As shown in FIG. 4, the lift device 5 includes a main body 40, a lift 41, and a drive mechanism 7. As shown in FIG. The main body 40 has a frame 40A and a pair of side portions 42A and 42B arranged facing each other in the front-rear direction. The pair of side portions 42A and 42B are panel-shaped members. The main body 40 is open on both sides in the horizontal direction perpendicular to the facing direction of the pair of side portions 42A and 42B. The main body 40 is provided with a side portion 42C that partially covers the upper side of the opening on the dishwasher 4 side. The lift device 5 has four legs 47 that support the main body 40 .

The lift 41 is vertically moved by a drive mechanism (not shown). The drive mechanism includes, for example, a drive motor, sprockets, chains, and the like. The lift 41 has belts 43A and 43B for carrying out the tableware rack R to the wagon 6. As shown in FIG. The lift 41 stands by at the same height as the rack rail 70 (see FIG. 3) of the dishwasher 4 when the washing by the dishwasher 4 is completed. When the tableware rack R is carried out from the dishwasher 4 and the sensor 44 detects that a part of the tableware rack R is positioned on the lift 41, the lift 41 operates the belts 43A and 43B to lift the tableware rack. Bring in R.

When the tableware rack R is taken in, the lift 41 transfers the tableware rack R to a shelf (stage) in the wagon 6 where the tableware rack R is not accommodated. The lift 41 operates the belts 43A and 43B to send the tableware rack R to the wagon 6. - 特許庁The vacant state of each shelf of the wagon 6 is detected by sensors (not shown) provided on the top plate and bottom plate of the lift device 5 or sensors (not shown) provided on the lift 41, for example.

The drive mechanism 7 drives the door 23 of the dishwasher 4 to the closed and open positions. The drive mechanism 7 has a drive motor 60 , a pair of sprockets (not shown), a chain (not shown), a slider 63 and a connecting member 64 . The drive mechanism 7 is provided on the back side of the lift device 5 .

Drive motor 60 is, for example, a gear motor. The drive motor 60 is arranged above the lift device 5, for example. The operation of drive motor 60 is controlled by controller 12 of carry table 3 . An output shaft of the drive motor 60 is connected to the sprocket. The sprocket rotates in response to the rotation of the sprocket through the chain. The chain is stretched over a pair of sprockets.

The slider 63 is connected to a chain. The slider 63 moves vertically according to the movement of the chain. The slider 63 is connected to a guide rail 65 extending vertically and moves along the guide rail 65 . The connecting member 64 connects the slider 63 and the door 23 . The connecting member 64 extends along the front-rear direction. One end of the connecting member 64 is fixed to the slider 63, and the other end of the connecting member 64 is connected to the door 23 via a shaft pin (not shown). The connecting member 64 is provided with a support member (not shown). The support member is connected to the connecting member 64 and the lower end of the door 23 and supports the door 23 from below when the door 23 is raised.

As shown in FIG. 1 , the wagon 6 is arranged to the left of the lift device 5 and adjacent to the lift device 5 . The wagon 6 can accommodate a plurality of (four in this embodiment) dish racks R. A tableware rack R is accommodated in the wagon 6 by the lift device 5 . The wagon 6 is detachably attached to the lift device 5 .

As shown in FIG. 5, the wagon 6 includes a pair of side portions 50A and 50B arranged facing each other, an upper portion 51 provided at the upper ends of the pair of side portions 50A and 50B, and a pair of and a bottom portion 52 provided at the lower ends of the side portions 50A and 50B. The pair of side portions 50A and 50B are formed of panel-shaped members. The wagon 6 has a housing space for housing the tableware rack R formed by a pair of side portions 50A and 50B, an upper portion 51 and a bottom portion 52. As shown in FIG. The wagon 6 is open on both sides in the horizontal direction perpendicular to the facing direction of the pair of side portions 50A and 50B.

A pair of support rails 53A and 53B are provided on the inner surfaces of the pair of side portions 50A and 50B at positions facing each other. A pair of support rails 53A, 53B support the dish rack R. A pair of support rails 53A and 53B form a shelf for accommodating the tableware rack R in the wagon 6. As shown in FIG. A plurality of support rails 53A and 53B are arranged at predetermined intervals in the vertical direction. Operation handles 54A and 54B that can be gripped by an operator are provided on the outer surface of one side portion 50A. Bottom portion 52 includes four rollers 55A, 55B, 55C, 55D that allow wagon 6 to move freely when wagon 6 is removed from lift device 5, and rollers 55A, 55B, 55C, and 55D that allow wagon 6 to move freely when wagon 6 is attached to lift device 5. Installation mechanisms 56A and 56B for installing (fixing) 6 are provided.

As shown in FIGS. 6A and 6B, the unloading device 90 unloads the dish rack R from the dishwasher 4 to the lift device 5 . The unloading device 90 transports the dish rack R from the dishwasher 4 toward the lift device 5 along the left-right direction (second direction perpendicular to the first direction). As shown in FIG. 6A, the unloading device 90 is provided in front of the right side of the dishwasher 4 . As shown in FIG. 6B , the unloading device 90 has an arm 91 , a motor (unloading drive section) 93 , and a restricting section 94 . The operation of the motor 93 is controlled by the controller 12 .

The arm 91 rotates around a rotating shaft 91A extending in one direction to push out the dish rack R, thereby causing the lift device 5 to carry out the dish rack R from the dishwasher 4 . The arm 91 has a first bearing 92A and a second bearing 92B which are rotatable around a rotation shaft 91A and which can come into contact with the tableware rack R. As shown in FIG. The motor 93 rotates the arm 91 around a rotation shaft 91A that is an output shaft. The restricting portion 94 restricts the rotation range of the arm 91 .

[First embodiment]
Next, the rack rail 70 according to the first embodiment will be described. As shown in FIG. 7 , the rack rail 70 is a frame made of stainless steel and is detachably attached to the dishwasher 4 . Here, the wash water tank 28 has a storage portion forming portion 28A and a flat portion 28B. The storage portion forming portion 28A forms a storage portion that stores cleaning water. The planar portion 28B is a portion that is formed around the storage portion forming portion 28A in plan view from above and extends substantially horizontally. In the rack rail 70, a first support portion 76, which will be described later in detail, is mounted on the flat portion 28B.

As shown in FIG. 8, the rack rail 70 is connected to the first mounting portion 71 arranged in the direction in which the carry table 3 is connected when the rack rail 70 is arranged in the dishwasher 4, and the lift device 5. a second placement portion 72 arranged in a direction facing the direction of It has a frame portion 70</b>A including a second mounting portion 72 and a fourth mounting portion 74 intersecting with the third mounting portion 73 . The rack rail 70 includes a fifth mounting portion 75, a pair of first support portions 76, 76, a pair of second support portions 77, 77, a first guide portion 78, a second guide portion 79, and a second guide portion 79. It further has a 3 guide portion (guide portion) 80 and a regulation portion 81 .

As shown in FIG. 10, the first mounting portion 71, the second mounting portion 72, and the third mounting portion 73 are formed of pipes having a substantially triangular closed cross-sectional shape. The top surface of each of the first mounting portion 71 , the second mounting portion 72 and the third mounting portion 73 constitutes the mounting surface 70</b>S of the rack rail 70 . A first mounting portion 71, a second mounting portion 72, a third mounting portion 73, a fourth mounting portion 74, a fifth mounting portion 75, 75, a pair of first support portions 76, 76, a pair of The two support portions 77, 77 are integrated with each other by welding or the like.

The fourth placement portion 74 is a member that connects the second placement portion 72 and the third placement portion 73 facing each other, and is arranged on the rear side of the dishwasher 4 when placed in the washing chamber 21 . It is a member that is The fourth mounting portion 74 is a solid or hollow pipe-shaped round bar.

The pair of first support portions 76 , 76 are fixed to the first mounting portion 71 arranged in the front lower portion of the cleaning chamber 21 when the rack rail 70 is arranged in the cleaning chamber 21 . The pair of first support portions 76 , 76 are arranged on the left and right sides of the first placement portion 71 in the horizontal direction. Each of the pair of first support portions 76, 76 has first portions 76A, 76A extending downward from the first placement portion 71 and bent forward from the first portions 76A, 76A, and the rack rail 70 extends into the cleaning chamber. 21 has a second portion 76B that rests on the flat portion 28B of the wash water tank 28. As shown in FIG. The first support portions 76, 76 are formed of solid or hollow pipe-shaped round bars.

One of the fifth mounting portions 75, 75 is a member that connects the first mounting portion 71 and the third mounting portion 73 that intersect with each other. The other of the fifth mounting portions 75, 75 is a member that connects the second mounting portion 72 and the fourth mounting portion 74 that intersect with each other. The fifth mounting portions 75, 75 are formed of solid or hollow pipe-shaped round bars.

One of the pair of second support portions 77 , 77 is connected to the second placement portion 72 , and the other of the pair of second support portions 77 , 77 is connected to the third placement portion 73 . One of the pair of second support portions 77, 77 has a first portion 77A extending obliquely to the left rear from the second placement portion 72 and a second portion 77B extending in the left-right direction. The other of the pair of second support portions 77, 77 has a first portion 77A extending obliquely to the right rear from the third mounting portion 73 and a second portion 77B extending in the left-right direction. Each of the ends of the second portions 77B, 77B is detachably locked to a locking portion (not shown) provided in the cleaning chamber 21 so as to be bidirectionally rotatable.

As shown in FIGS. 9 and 10 , the first guide portion 78 is provided on the third placement portion 73 . The first guide portion 78 prevents the dish rack R placed on the rack rail 70 from jumping out of the frame portion 70A. The first guide portion 78 has a body portion 78A and a tapered portion 78B formed at the front end portion. The body portion 78A protrudes upward from the third mounting portion 73 and extends in the direction in which the third mounting portion 73 extends. The tapered portion 78B extends so as to gradually separate from the frame portion 70A toward the near side.

As shown in FIGS. 8 and 9 , the second guide portion 79 is provided on the first placement portion 71 . The second guide portion 79 prevents the dish rack R placed on the rack rail 70 from jumping out of the frame portion 70A. The second guide portion 79 protrudes upward from the first placement portion 71 and extends in the direction in which the first placement portion 71 extends. The second guide portion 79 is arranged at a position where the mounting surface 70S of the first mounting portion 71 of the rack rail 70 is exposed. The second guide portion 79 forms a step with respect to the mounting surface 70S of the rack rail 70 . Specifically, the second guide portion 79 forms a step that protrudes upward from the mounting surface 70S and is at or below the height of the mounting surface 10A of the base 10 of the carry table 3 . The upper portion (upper surface) of the second guide portion 79 is formed flat.

As shown in FIG. 8, the third guide portion 80 is provided on the second placement portion 72 of the frame portion 70A. The third guide part 80 guides the dish rack R transported from the carry table 3 to the dishwasher 4 along the front-rear direction. As shown in FIG. 9A, the third guide part 80 has a first position P1 that defines the position of the dish rack R when the dish rack R is transported along the front-rear direction (first direction). , as shown in FIG. 9(B), to a second position P2 where the dish rack R is allowed to move in the left-right direction when the dish rack R is transported along the left-right direction (second direction). provided as possible.

The third guide part 80 has a retractable structure. At the first position P1, the third guide part 80 stands up so as to protrude above the placement surface 70S, and at the second position P2, it is inclined. As shown in FIG. 8, the third guide portion 80 has a fixing portion 80A, a body portion 80B, and a connecting portion 80C.

The fixed portion 80A is fixed to the second placement portion 72 . The fixed part 80A is, for example, a plate member. The fixed portion 80A extends in the direction in which the second mounting portion 72 extends so as not to protrude from the second mounting portion 72 . The fixed portion 80A is fixed to the second placement portion 72 by screws, for example.

The body portion 80B is swingably connected to the fixed portion 80A. The body portion 80B swings between a first position P1 and a second position P2. The body portion 80B is, for example, a plate member. The body portion 80B has, for example, a trapezoidal shape. The body portion 80B extends in the direction in which the second placement portion 72 extends. As shown in FIGS. 9(A) and 9(B), the body portion 80B is bent in a cross section perpendicular to the extending direction. Specifically, the body portion 80B has a base portion 80Ba and a tip portion 80Bb. The base portion 80Ba and the tip portion 80Bb are integrally formed. The body portion 80B is formed by bending, for example. The base portion 80Ba has a plate shape and is connected to the connection portion 80C. The tip portion 80Bb is connected to the tip side of the base portion 80Ba and forms a predetermined angle with respect to the base portion 80Ba.

The connecting portion 80C connects the fixing portion 80A and the main body portion 80B. The connecting portion 80C is, for example, a hinge. In this embodiment, four connecting portions 80C are arranged at predetermined intervals in the extending direction of the second mounting portion 72 . The connection portion 80C is provided with a biasing member 80D that biases the body portion 80B. The biasing member 80D is, for example, a torsion spring. The biasing member 80D maintains the body portion 80B in an upright state at the first position P1, and moves the body portion 80B to the second position P2 when the body portion 80B is pressed by the dish rack R. 80B tilt is allowed. That is, the biasing force of the biasing member 80D is set so as to tilt the body portion 80B when the tableware rack R presses the body portion 80B.

As shown in FIG. 9A, in the third guide portion 80, when the dish rack R is carried from the carry table 3 into the dishwasher 4, the body portion 80B is in the first position P1. Thereby, the third guide portion 80 defines the lateral position of the dish rack R carried into the dishwasher 4 from the carry table 3 . As shown in FIG. 9B, in the third guide portion 80, when the dish rack R is unloaded from the dishwasher 4 to the lift device 5, the body portion 80B is in the second position P2. Specifically, in the third guide portion 80, when the tableware rack R starts to move, the body portion 80B is pushed by the tableware rack R and gradually falls from the first position P1 toward the lift device 5 side.

The defining portion 81 defines the position of the tableware rack R when it is transported from the carry table 3 to the dishwasher 4 and from the dishwasher 4 to the lift device 5 . The defining portion 81 is arranged at a position other than the transport path of the tableware rack R (other than the area through which the tableware rack R moves (passes)). Specifically, the defining portion 81 is arranged at a corner portion of the frame portion 70A where the first placement portion 71 and the second placement portion 72 are connected. As a result, the regulating portion 81 is the carry-in side of the rack rail 70 arranged in the dishwasher 4 on which the dish rack R is carried in from the carry table 3, and the dish rack R is carried out from the dishwasher 4. Located on the unloading side.

The defining portion 81 protrudes from the mounting surface 70S of the rack rail 70 . The defining portion 81 extends along the vertical direction. The defining portion 81 has a height of 15 mm from the mounting surface 70S, for example. The defining portion 81 has a circular cross section perpendicular to the extending direction. That is, the defining portion 81 has a columnar or cylindrical shape.

When the dish rack R is transported from the carry table 3 to the dishwasher 4, the position of the dish rack R is first defined by the defining portion 81. As shown in FIG. The dish rack R whose position is defined by the defining portion 81 is guided by the main body portion 80B positioned at the first position P1 of the third guide portion 80 and conveyed to the dishwasher 4 . As a result, the dish rack R is transported along a predetermined transport route and placed on the rack rail 70 without jumping out of the frame portion 70A. When the dish rack R is transported from the dishwasher 4 to the lift device 5, the body portion 80B of the third guide portion 80 is pressed and tilted as the dish rack R moves to the second position P2. As a result, the tableware rack R moves on the main body portion 80B and is taken into the lift device 5 by the belts 43A and 43B of the lift device 5. As shown in FIG.

The effects of the cleaning system 1 of the above embodiment will be described. In the rack rail 70 of the cleaning system 1 according to this embodiment, the third guide portion 80 is provided movably between the first position P1 and the second position P2. The first position P1 is a position that defines the position of the dish rack R when the dish rack R is conveyed along the front-rear direction, and the second position P2 is a position where the dish rack R is conveyed along the left-right direction. This is a position that allows the tableware rack R to move in the left-right direction. As a result, in the washing system 1, when the dish rack R is transported from the carry table 3 toward the dishwasher 4, the position of the dish rack R is defined and guided by the third guide portion 80. It is possible to suppress the deviation of the position of R. Therefore, in the washing system 1, the dish rack R transported from the carry table 3 to the dishwasher 4 is arranged at a predetermined position in the dishwasher 4, so that the dish rack R is reliably accommodated in the dishwasher 4. be done. Therefore, in the cleaning system 1, it is possible to suppress a decrease in work efficiency. On the other hand, in the washing system 1, when the dish rack R is transported from the dishwasher 4 toward the lift device 5, the third guide part 80 does not hinder the movement of the dish rack R. Therefore, in the washing system 1 , the dish rack R can be transported from the dishwasher 4 to the lift device 5 .

In the washing system 1 according to this embodiment, the third guide part 80 has a foldable structure. At the first position P1, the third guide part 80 stands up so as to protrude above the placement surface 70S, and at the second position P2, it is inclined. In this configuration, the dish rack R can be guided at the first position P1, and the movement of the dish rack R can be allowed at the second position P2.

In the cleaning system 1 according to the present embodiment, the third guide portion 80 is connected to the fixed portion 80A fixed to the second placement portion 72 so as to be able to swing relative to the fixed portion 80A. It has a body portion 80B that swings between the position P1 and the second position P2, and a connection portion 80C that connects the fixed portion 80A and the body portion 80B. The connection portion 80C is provided with a biasing member that biases the body portion 80B. The biasing member maintains the main body portion 80B in the upright state at the first position P1, and pushes the main body portion 80B to the second position P2 when the main body portion 80B is pressed by the tableware rack R. allow the inclination of In this configuration, the body portion 80B is positioned at the first position P1 when the dish rack R is carried into the dishwasher 4 from the carry table 3, and the main body portion 80B is positioned at the first position P1 when the dish rack R is carried out from the dishwasher 4 to the lift device 5. The body portion 80B can be positioned at the second position P2.

[Second embodiment]
Next, the rack rail 100 according to the second embodiment will be described. As shown in FIGS. 10, 11 and 12, the rack rail 100 has a third guide portion 101. As shown in FIG. The third guide part 101 has a rocking structure. As for the third guide part 101 . It swings between a first position P11 projecting upward from the mounting surface 70S and a second position P22 not projecting from the mounting surface 70S.

The third guide portion 101 has a body portion 101A, a contact portion 101B, and a biasing portion 101D. The body portion 101A is provided so as to be able to swing around a shaft portion 101C fixed to the second mounting portion 72 . The body portion 101A swings between the first position P11 and the second position P22. The body portion 101A is, for example, a plate member. The body portion 101A extends in the direction in which the second placement portion 72 extends. A guide hole 101F is provided in the body portion 101A. The guide hole 101F has a vertically long shape. A guide pin 101G is positioned in the guide hole 101F. The guide pin 101G moves within the guide hole 101F. The main body portion 101A has a swinging range restricted by a guide pin 101G. That is, the body portion 101A is provided so as to be able to swing within the length of the guide hole 101F.

The body portion 101A is bent in a cross section orthogonal to the extending direction. Specifically, the body portion 101A has a base portion 101Aa and a tip portion 101Ab. The base portion 101Aa and the tip portion 101Ab are integrally formed. The body portion 101A is formed by bending, for example. The tip portion 101Ab is connected to the tip side of the base portion 101Aa and forms a predetermined angle with respect to the base portion 101Aa.

The shaft portion 101C swingably supports the main body portion 101A. The shaft portion 101C is fixed to the second mounting portion 72 via a mounting portion 101E (see FIG. 13). The shaft portion 101C is arranged closer to the carry table 3 than the center of the second placement portion 72 in the extending direction. Specifically, as shown in FIG. 15A, the shaft portion 101C has a length D1 in the extending direction of the second receiver 72 and a carry length in the extending direction of the second receiver 72. When the length from the table 3 to the center position is D2 (<D1), the second placement section 72 is arranged at a position where the distance from the end on the carry table 3 side is D3 (<D2). That is, the shaft portion 101C is arranged closer to the carry table 3 (front side) than the position from the carry table 3 to the center in the extending direction of the second placement portion 72 .

The contact portion 101B contacts the lower end of the dish rack R when the dish rack R is transported to a predetermined position on the rack rail 100, and is pushed down by the dish rack R. As shown in FIG. The contact portion 101B is provided on the body portion 101A. Specifically, the contact portion 101B is provided on the rear side in the extending direction of the main body portion 101A. The contact portion 101B is arranged inside the second mounting portion 72 (at a position corresponding to a region between the second mounting portion 72 and the third mounting portion 73). The contact portion 101B extends in the extending direction of the second placement portion 72, and has an inclined surface 101S having a lower end on the carry table 3 side (front side). In this embodiment, the contact portion 101B itself is inclined. As shown in FIG. 14, the contact portion 101B is provided with a rib 101R. The rib 101R is provided on the inclined surface 101S. The rib 101R is formed in a convex shape protruding from the inclined surface 101S by pressing, for example.

As shown in FIGS. 16A and 16B, the contact portion 101B is pressed downward by the tableware rack R as the tableware rack R moves rearward. Accordingly, as shown in FIGS. 15A and 15B, the body portion 101A connected to the contact portion 101B moves from the first position P11 to the second position P22.

As shown in FIG. 13, the urging portion 101D maintains the state in which the body portion 101A protrudes from the mounting surface 70S at the first position P11 of the body portion 101A, and the contact portion 101B is pushed by the tableware rack R. The body portion 101A is allowed to swing so that the body portion 101A is positioned at the second position P22 when pushed down. The biasing portion 101D is provided at the front end portion of the main body portion 101A. The biasing portion 101</b>D includes a leaf spring 102 , a first attachment portion 103 and a second attachment portion 104 .

The leaf spring 102 has a substantially V shape. The leaf spring 102 is engaged with the shaft portion 101C. Specifically, the bent portion of the plate spring 102 is engaged with the shaft portion 101C. The first attachment portion 103 is fixed to the main body portion 101A. The first attachment portion 103 is connected to one end (lower end) of the leaf spring 102 . The second attachment portion 104 is fixed to the second placement portion 72 . The second attachment portion 104 is connected to the other end (upper end) of the leaf spring 102 . The leaf spring 102 of the biasing portion 101D is in the initial state (unbiased state) when the body portion 101A is at the first position P11, and the body portion 101A swings when the body portion 101A is at the second position P22. to energize.

As shown in FIG. 10, in the third guide portion 101, when the dish rack R is carried into the dishwasher 4 from the carry table 3, the body portion 101A is in the state of the first position P11. Thereby, the third guide portion 101 defines the lateral position of the dish rack R carried into the dishwasher 4 from the carry table 3 . As shown in FIG. 11, in the third guide portion 101, when the dish rack R reaches a predetermined position on the rack rail 100, the body portion 101A is in the second position P22. Specifically, in the third guide portion 101, when the tableware rack R moves while being in contact with the contact portion 101B, the body portion 101A is gradually pushed from the first position P11 to the second position P22 by being pressed by the tableware rack R. swing.

When the dish rack R is transported from the carry table 3 to the dishwasher 4, the position of the dish rack R is first defined by the defining portion 81. As shown in FIG. The dish rack R whose position is defined by the defining portion 81 is guided by the main body portion 101A positioned at the first position P11 of the third guide portion 101 and conveyed to the dishwasher 4 . As a result, the dish rack R is transported along the predetermined transport route and placed on the rack rail 100 without jumping out of the frame portion 70A. When the dish rack R is transported from the dish washer 4 to the lift device 5, the body portion 110A of the third guide portion 80 swings as the dish rack R moves and is positioned at the second position P22. Thereby, the dish rack R is moved from the dishwasher 4 to the lift device 5 and taken into the lift device 5 by the belts 43A, 43B of the lift device 5. As shown in FIG.

The effects of the cleaning system 1 of the above embodiment will be described. In the rack rail 100 of the cleaning system 1 according to this embodiment, the third guide portion 101 is provided movably between the first position P11 and the second position P22. As a result, in the washing system 1, when the dish rack R is transported from the carry table 3 toward the dishwasher 4, the position of the dish rack R is defined and guided by the third guide part 101. It is possible to suppress the deviation of the position of R. Therefore, in the washing system 1, the dish rack R transported from the carry table 3 to the dishwasher 4 is arranged at a predetermined position in the dishwasher 4, so that the dish rack R is reliably accommodated in the dishwasher 4. be done. Therefore, in the cleaning system 1, it is possible to suppress a decrease in work efficiency. On the other hand, in the washing system 1, when the dish rack R is transported from the dishwasher 4 toward the lift device 5, the third guide part 101 does not hinder the movement of the dish rack R. Therefore, in the washing system 1 , the dish rack R can be transported from the dishwasher 4 to the lift device 5 .

In the rack rail 100 according to this embodiment, the third guide portion 101 has a rocking structure. The third guide portion 101 swings between a first position P11 protruding above the mounting surface 70S of the rack rail 100 and a second position P22 not protruding from the mounting surface 70S. In this configuration, the dish rack R can be guided at the first position P11, and the movement of the dish rack R can be allowed at the second position P22.

In the rack rail 100 according to the present embodiment, the third guide portion 101 includes a main body portion 101A provided to be swingable around a shaft portion 101C fixed to the second mounting portion 72, and a main body portion 101A. and a contact portion 101B which is provided and is brought into contact with the tableware rack R when the tableware rack R is conveyed to a predetermined position on the rack rail 100 and is pushed down by the tableware rack R. The contact portion 101B extends in the extending direction of the second placement portion 72 and has an inclined surface 101S with the carry table 3 side as the lower end. With this configuration, when the dish rack R is carried into the dishwasher 4, the body portion 101A can be reliably positioned at the first position P11.

In the rack rail 100 according to this embodiment, the shaft portion 101C of the third guide portion 101 is arranged closer to the carry table 3 than the center of the second mounting portion 72 in the extending direction. With this configuration, when the dish rack R is carried into the dishwasher 4, the body portion 101A can be reliably positioned at the first position P11.

In the rack rail 100 according to this embodiment, the third guide portion 101 has a biasing portion 101D that biases the body portion 101A. The biasing portion 101D maintains the state in which the body portion 101A protrudes from the placement surface 70S at the first position P11, and when the contact portion 101B is pushed down by the tableware rack R, the body portion 101A moves to the second position. Swinging of the main body portion 101A is allowed so as to be P22. In this configuration, when the dish rack R is carried into the dishwasher 4 from the carry table 3, the main body 101A is positioned at the first position P11, and when the dish rack R is carried out from the dishwasher 4 to the lift device 5, The body portion 101A can be positioned at the second position P22.

In the rack rail 100 according to this embodiment, the contact portion 101B is provided with a rib 101R. With this configuration, the rigidity (strength) of the contact portion 101B can be ensured. Therefore, even if the tableware rack R is frequently put in and taken out, it is possible to avoid damage to the contact portion 101B. Therefore, it is possible to improve maintainability.

Moreover, by providing the rib 101R in the contact portion 101B, the thickness of the contact portion 101B can be reduced. Therefore, the weight of the contact portion 101B can be reduced. This makes it possible to reduce the biasing force of the leaf spring 102 of the biasing portion 101D that biases the body portion 101A to which the contact portion 101B is connected. Therefore, the size of the leaf spring 102 can be reduced, so that the entire biasing portion 101D can be made compact and lightweight. As a result, it is possible to prevent the urging portion 101D from affecting cleaning, and to reduce the weight of the rack rail 100. FIG. By reducing the weight of the rack rail 100, it is possible to reduce the burden on the operator when lifting the rack rail 100. FIG.

Although the embodiments of the present invention have been described above, the present invention is not necessarily limited to the above-described embodiments, and various modifications can be made without departing from the scope of the invention.

In the above-described embodiment, the cleaning system 1 includes one wagon 6 as an example. However, the cleaning system 1 may be provided with multiple wagons 6 .

In the above-described embodiment, an example is described in which the dishes stored in the dish rack R are objects to be washed. However, the object to be washed is not limited to this.

In the above-described embodiment, the form in which the drive mechanism 7 is provided in the lift device 5 has been described as an example. However, the drive mechanism 7 may be provided in the dishwasher 4 as well.

In the above-described embodiment, an example in which the defining portion 81 is provided on the rack rail 70 has been described. However, the defining portion 81 may not be provided.

In the above-described embodiment, the configuration in which the third guide portion 101 is provided with the biasing portion 101D in the rack rail 100 has been described as an example. However, the third guide 101 may have a load member 105 as shown in FIG. The load member 105 is, for example, a metal weight. The load member 105 is arranged at the end of the main body 101A on the carry table 3 side (front side).

The load member 105 maintains a state in which the body portion 101A protrudes from the placement surface 70S at the first position P11, and when the contact portion 101B is pushed down by the tableware rack R, the body portion 101A moves to the second position P22. The main body portion 101A is allowed to swing so that That is, the weight of the load member 105 is set so that the body portion 101A swings when the contact portion 101B is pressed by the dish rack R. As shown in FIG. In this configuration, when the dish rack R is carried into the dishwasher 4 from the carry table 3, the main body 101A is positioned at the first position P11, and when the dish rack R is carried out from the dishwasher 4 to the lift device 5, The body portion 101A can be positioned at the second position P22.

In the embodiment described above, in the rack rails 70 and 100, the second mounting portion 72 is a pipe having a substantially triangular closed cross-sectional shape as an example. However, as shown in FIG. 18, the placement surface of the second placement portion 72A on which the dish rack R is placed is formed with an inclined portion 72AS that slopes downward from the outside to the inside of the frame portion. may

In this configuration, when the dish rack R is carried into the dishwasher 4 by the carry table 3, that is, when the dish rack R is carried into the dishwasher 4 along the extending direction of the second placing portion 72A, The dish rack R is guided from the front to the rear of the washing chamber 21 so as not to climb over the inclined portion 72AS of the second placing portion 72A. On the other hand, when the dish rack R is unloaded from the dishwasher 4 by the unloading device 90, that is, when the dish rack R is unloaded from the dishwasher 4 in a direction intersecting the second placement portion 72A, the second placement The dish rack R is guided so as to ride on the portion 72A. As a result, the dish rack R can be accurately guided to a predetermined position in the washing chamber 21 at the time of loading, and the dish rack R can be easily carried out of the dishwasher 4 at the time of carrying out. As a result, even if the direction of carrying into the dishwasher 4 and the direction of carrying out from the dishwasher 4 are different from each other, the dish rack R can be carried into and out of the dishwasher 4 accurately. It can be carried out.

In the above-described embodiment, the third guide part 101 moves from the first position P11 to the second position P22 according to the movement of the tableware rack R as an example. However, the third guide part 101 may move to the first position P11 and the second position P22 in conjunction with the opening and closing of the door 23 of the dishwasher 4 . As shown in FIG. 19 , the third guide section 110 has a link mechanism 111 . The link mechanism 111 connects the body portion 101A and the door 23 . The link mechanism 111 is provided at the rear end of the main body 101A.

The link mechanism 111 has a swing portion 112 and a movable portion 113 . The swinging portion 112 is provided on the main body portion 101A. The swinging portion 112 is swingably supported by the main body portion 101A by a shaft portion 112A. The swinging portion 112 is provided with a guide hole 112B. The guide hole 112B has a vertically long shape. A guide pin 112C is positioned in the guide hole 112B. The guide pin 112C moves within the guide hole 112B.

The movable portion 113 is connected to the swing portion 112 . The movable portion 113 has a body portion 113A and a collar portion 113B. 113 A of main-body parts are rod-shaped members. One end of the body portion 113A is connected to the end of the swing portion 112 . The flange portion 113B is connected to the other end portion of the body portion 113A (the end portion opposite to the end portion connected to the swing portion 112). A body portion 113A of the movable portion 113 is slidably inserted into a support portion 23A provided inside the door 23 of the dishwasher 4 . In the movable portion 113, the flange portion 113B contacts the support portion 23A when the door 23 moves to a predetermined height position, and the body portion 113A moves upward (lifted) as the door 23 moves.

As shown in FIG. 20A, the third guide part 110 is positioned at the height position (first height position) of the door 23 when the dish rack R is carried into the dishwasher 4 from the carry table 3. , the support portion 23A of the door 23 and the flange portion 113B of the movable portion 113 do not contact each other. Therefore, the body portion 101A of the third guide portion 110 is positioned at the first position P11. As shown in FIG. 20(B), the third guide part 110 is at the height position (second height position) of the door 23 when the dish rack R is carried into the dishwasher 4 from the carry table 3. , the support portion 23A of the door 23 and the flange portion 113B of the movable portion 113 are brought into contact with each other. As a result, the body portion 113A of the movable portion 113 moves upward, and accordingly the swinging portion 112 swings about the shaft portion 112A to push down the body portion 101A. Accordingly, the body portion 101A of the third guide portion 110 is positioned at the second position P22.

The third guide part 110 automatically positions the body part 101A at the first position P11 when the dish rack R is carried into the dish washer 4 from the carry table 3 by opening and closing the door 23 of the dish washer 4. When the rack R is unloaded from the dishwasher 4 to the lift device 5, the body portion 101A can be automatically positioned at the second position P22.

Also, the third guide portion 101 may be moved to the first position P11 and the second position P22 by the driving portion. Specifically, as shown in FIG. 21 , the rack rail 100 has a motor (guide driving section) 115 . The operation of the motor 115 is controlled by the controller 12 . The motor 115 swings the body portion 101A of the third guide portion 101 to the first position P11 and the second position P22. The motor 115 is connected to the shaft portion 101C. The motor 115 operates in conjunction with the operation of the motor 93 of the unloading device 90 . Specifically, the motor 115 operates at the timing when the motor 93 of the unloading device 90 starts operating. That is, the controller 12 outputs signals to the motors 93 and 115 at the same timing.

When the motor 115 operates at the same timing as the motor 93 of the unloading device 90, the main body 101A swings from the first position P11 to the second position P22. In this way, by operating the motor 115 in conjunction with the operation of the motor 93, when the dish rack R is carried out from the dishwasher 4 to the lift device 5, the body portion 101A is reliably brought to the second position P22. can be positioned at Also, the motor 115 is activated when the dish rack R is unloaded from the dishwasher 4 to the lift device 5 . As a result, the body portion 101A swings from the second position P22 to the first position P11.

DESCRIPTION OF SYMBOLS 1... Washing system, 3... Carry table (carrying device), 4... Dishwasher (washing machine), 5... Lift device, 6... Wagon, 23... Door, 70... Rack rail, 70A... Frame part, 70S... Mounting Placement surface 71... First placing part 72, 72A... Second placing part 72AS... Inclined part 73... Third placing part 74... Fourth placing part 80, 101, 110... Third Guide portion (guide portion) 80A Fixed portion 80B, 101A Body portion 80C Connection portion 80D Biasing member 90 Unloading device 91 Arm 93 Motor (unloading driving unit) 100 Rack rail 101C Shaft 101D Biasing portion 101R Rib 101S Inclined surface 105 Loading member 115 Motor (guide driving unit) P1, P11 First position P2, P22 Second 2 positions.

Claims (13)

A washing machine for washing an object to be washed, a loading device for loading a rack containing the object to be washed into the washing machine, and a lift device for loading the rack into a wagon for housing the rack unloaded from the washing machine. and an unloading device for unloading the rack from the washing machine to the lift device, wherein
The loading device transports the rack to the washing machine along a first direction,
the unloading device transports the rack to the lift device along a second direction orthogonal to the first direction;
The washing machine includes a rack rail on which the rack is mounted,
The rack rail is
A first placement section arranged in a direction in which the loading device is connected when arranged in the washing machine, and a first placement section arranged in a direction in which the lift device is connected when arranged in the washing machine. 2 placing parts, a third placing part facing the second placing part and crossing the first placing part, facing the first placing part and facing the second placing part and the third placing part a frame portion including a fourth placement portion that intersects with the placement portion;
a guide portion provided on the second placing portion of the frame portion and guiding the rack transported from the loading device to the washing machine along the first direction;
The guide portion has a first position that defines the position of the rack when the rack is transported along the first direction, and a position of the rack when the rack is transported along the second direction. and a second position permitting movement in said second direction. The guide section has a foldable structure, and is in an upright state so as to protrude upward from the mounting surface of the second mounting section at the first position, and at the second position. 2. The cleaning system of claim 1, wherein the is in a tilted position. The guide section
a fixing portion fixed to the second placing portion;
a body portion that is swingably connected to the fixed portion and that swings between the first position and the second position;
a connecting portion that connects the fixing portion and the main body;
The connecting portion is provided with a biasing member that biases the main body,
The biasing member maintains the body in an upright state at the first position, and urges the body to move to the second position when the body is pressed by the rack. 3. The cleaning system of claim 2, which allows tilting of . The guide part has a rocking structure, and has a first position that protrudes upward from the mounting surface of the second mounting part and a second position that does not protrude from the mounting surface. 2. The cleaning system of claim 1, wherein the cleaning system oscillates between . The guide section
a main body provided so as to be capable of swinging around a shaft fixed to the second placing portion;
a contact portion provided in the main body portion, which contacts the rack when the rack is conveyed to a predetermined position on the rack rail and is pushed down by the rack;
5. The cleaning system according to claim 4, wherein the contact portion extends in the extending direction of the second placement portion and has an inclined surface with a lower end on the loading device side. The cleaning system according to claim 5, wherein the shaft portion is arranged closer to the carrying-in device side than the center in the extending direction of the second placing portion. The guide portion has a biasing portion that biases the body portion,
The biasing portion maintains a state in which the main body protrudes from the mounting surface at the first position, and maintains the main body at the second position when the contact portion is pushed down by the rack. The cleaning system according to claim 5 or 6, wherein the main body part is allowed to swing so that The guide portion maintains a state in which the body portion protrudes from the mounting surface at the first position, and moves the body portion from the second position to the second position when the contact portion is pushed down by the rack. 7. The cleaning system according to claim 5 or 6, comprising a load member that allows the body portion to swing so that the body portion is swung. The cleaning system according to any one of claims 5 to 7, wherein the main body has a bent portion in a cross section perpendicular to the extending direction of the main body. The cleaning system according to any one of claims 5 to 8, wherein the contact portion is provided with ribs. 5. The washing system according to claim 4, wherein said guide part moves to said first position and said second position in conjunction with opening and closing of a door of said washing machine. The carry-out device has a carry-out drive unit that drives an arm that pushes out the rack,
The rack rail has a guide drive section for swinging the guide section to the first position and the second position,
5. The cleaning system of claim 4, wherein the guide drive operates in conjunction with the movement of the carry-out drive. 13. The mounting surface of the second mounting portion on which the rack is mounted is formed with an inclined portion that slopes downward from the outside to the inside of the frame portion. A cleaning system as described above.

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