JPH0115256B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an apparatus for automatically manufacturing sushi.

Until now, there has been no practical equipment for industrially producing inarizushi in large quantities.

The purpose of the present invention is to automatically produce inari sushi with high efficiency, and its configuration includes a base 1 that is rotatably arranged intermittently, and a plurality of fried tofu support molds 3 on the outer periphery.
Rotating table 1 arranged at equal pitches so that it can be flipped up and down
1, a fried tofu supply station, a rice supply station, and a drop-off station are provided in order in the rotating direction of the rotary table 11.

In the fried tofu supply station, fried tofu 9 is placed in an openable and closable receiving part 35 provided on each support mold 3 on the rotary table 11.
A deep-fried tofu supply device 4 is provided, which covers the tofu with the opening thereof facing downward. At the rice supply station, a fixed amount of rice 92 is placed in a fried tofu 91 whose opening is turned upwards.
A rice supply device 6 is provided to supply rice.

The dumping station is equipped with a dumping device 7 that presses the rice-filled fried tofu downward with a pressing member 72 and knocks it down from the support mold 3.

Reversing devices 5 and 5a for vertically reversing the support mold 3 by 180 degrees are provided between the fried tofu supply station and the rice supply station and between the tofu supply supply station and the drop-off station, respectively.

[Effect]

The fried tofu supply device covers the receiving portion 35 of the support mold 3 on the rotary table with the fried tofu 91 with its opening facing downward (FIGS. 7C to 7I).

The support mold 3 is reversed 180 degrees by the reversing device 5,
The opening of the fried tofu 91 faces upward (Fig. 7j).

While the support mold 3 is stopped at the rice supply station, the rice supply device 6 feeds a certain amount of rice into the fried tofu 91 with its opening facing upward (7th
Figure K and Figure 7L).

The pressing member 72 is lowered at the drop-off station and presses the fried rice while removing the fried tofu 91 from the support mold 3 (FIG. 7M).

The empty support mold 3 is moved by the reversing device 5a.
It is flipped 180 degrees and returns to its original position, and the fried tofu supply device 4
Then the fried tofu is covered again.

As each support mold 3 repeats the above operation, the inari sushi 9 is continuously ejected to the drop-off station.

〔effect〕

Inari sushi can be made hygienically without touching the operator's hands.

Since the supporting mold is rotated intermittently by a rotary table while necessary operations are performed, inari sushi can be made efficiently, and the device itself can be made smaller.

〔Example〕

The present invention will be specifically described below based on embodiments shown in the drawings.

Overall configuration (Fig. 1) A rotary table 11 is arranged in a horizontal plane on a base 1,
Rectangular support frames 2 are protruded radially from the outer periphery of the rotary table 11 at equal pitches in a horizontal plane, and deep-fried tofu support molds 3 are disposed within each support frame 2 so as to be able to be turned up and down by 180 degrees.

On the base 1, surrounding the rotary table 11, there are provided a fried tofu supply station, a first reversing station, a rice supplying station, a dropping station, and a second reversing station, which correspond to the stop positions of the support frame 2, respectively, in the rotational direction of the rotary table. and set them up in a circle.

The fried tofu supplying station includes a fried tofu supplying device 4, and the first and second double reversing stations each include reversing devices 5 and 5a for vertically reversing the support mold 3 by 180° within the support frame 2, and the rice supplying station includes A rice supply device 6 supplies a fixed amount of rice to the fried tofu 91 set on the support mold 3, and a drop-off device 7 that pushes the fried tofu 91 downward from the support mold 3 while pressing the rice being fried is installed in the drop-off station. will be deployed. A conveyor 10 for discharging inari sushi is installed at the drop-off station.

The rotary table 11 is connected to a motor 14 via a Geneva stop 12 and a reduction gear 13, and rotates intermittently so as to sequentially stop the support frame 2 at each of the stations.

Support frame and support mold (FIGS. 1, 4, and 5) The support mold 2 has a rectangular through hole 21, and the longitudinal direction of the frame is aligned with the radial direction of the rotary table 11, and the frame A notch 23 is provided in the center of both short sides 22, 22.
is recessed. Further, spring plates 24, 24 are provided on the short sides 22, 22 so as to cover the notch 23, with one end of the spring plates 24, 24 being pivotally supported so as to be rotatable along the horizontal rotation plane of the support frame 2.

As shown in FIG. 5, one long side 25 of the support frame 2 is provided with a ball 26 for softly locking the support mold 3 in a horizontal position and a spring 27 for urging the ball 26 inward. .

The support mold 3 has a rectangular shape corresponding to the through hole 21 of the support frame 2, and rotary support shafts 31, 31 are protruded from the center of both ends of the support mold 3, and each shaft 31, 31 is connected to the support frame 2. It is rotatably fitted into the notch 23 of and is prevented from coming off by spring plates 24, 24. spring plate 24,
The reason why a retainer is provided at 24 is to facilitate maintenance by allowing the support mold 3 to be easily removed from the support frame 2 by lifting the spring plates 24 upward and rotating them outward.

A groove 32 is formed in the end surface of the outer support shaft 31 to engage with support type reversing devices 5 and 5a, which will be described later.

A rice input port 33 is opened through the center of the support mold 3.

On the upper surface of the support mold 3, a receiving part 35 for receiving fried tofu 91 and rice 92 is constructed by protruding four support plates 34, 34a having spring properties on the outer periphery of the input port 33 in a substantially quadrangular pyramid shape. Ru.

A pair of support plates 34, 3 along the long sides of the input port 33
4 are provided with presser claws 37, 37 which are biased toward the support plates 34, 34 by a torsion spring plate 36.

The support mold 3 includes the support plates 34, 34 and the presser claw 3.
Through holes 38 and 38 are opened between holes 7 and 37. As shown in FIGS. 7F and 7G, a push-up shaft 49 of a presser pawl release device 46, which will be described later, is fitted into the through-hole 38, and the shaft 49 supports the presser pawl 37 against the spring 36. 34.

As shown in FIG. 5, recesses 39 are formed on both longitudinal sides of the support mold 3, into which the soft locking balls 26 of the support frame 2 are shallowly fitted.

At the supply station, the support mold 3 is stopped with the receiving portion 35 facing upward.

Fried tofu supply device (Figures 2, 7A to 7H) The fried tofu supply device 4 is disposed directly above the support mold 3 that is stopped at the fried tofu supply station, and includes an input section 41 into which fried tofu is input, The fried tofu 91 put in the input part 41 is moved downward while opening the opening by pinching the opening edge thereof, and the covering device 8 covers the upward receiving part 35 of the support mold 3.
A presser claw release device that opens the presser claws 37, 37 urged by the receiving part 35 outward when placing the fried tofu 91 on the tofu and allows the fried tofu 91 to be inserted between the receiving part 35 and the presser claw 37. 46.

As shown in FIG. 3, FIG. 7A, and FIG. 7B, the feeding unit 41 has guide pieces 43, 43 protruding downward from both short sides of a substantially rectangular frame 42 fixed on the base 1. Receiving claws 44, 44 whose lower ends are bent inward are provided downward on the long sides.

The catch claws 44, 44 are torsion springs (not shown)
The lower end is closed by constantly forcing it inward, and opened by the operation of the air cylinder 45.

A substantially rectangular fried tofu 91 is inserted into the feeding section 41 by a worker's manual operation or by an automatic feeding machine (not shown).
are inserted one by one with the opening facing downward, and are supported by the receiving claws 44, 44 in the closed state.

The covering device 8 is connected to the feeding section 41 as shown in FIG.
A pair of swinging rods 81, 81, which are swingably arranged on the base 1, are provided with vertically moving rods 83, 83 via slide blocks 82, 82.
A fried tofu picking device 800 is provided at the upper end of the tofu.

The swinging rods 81, 81 are pivoted at their lower ends, and both rods 8
A cam 84 for opening and closing the rods is disposed between the rods 1 and 81, and the upper ends of the rods 81 and 81 are connected by a spring 85 and biased toward the cam 84.

The lower ends of the vertically movable rods 83, 83 are pivotally connected to a lever 87 that swings by a grooved cam 86, and the grooved cam 86 and the opening/closing cam 84 are linked by a chain 88, and the grooved cam 86 is It is connected to a motor 14 that drives the stand 11 via a transmission means (not shown).

Due to the rotation of the grooved cam 86 and the opening/closing cam 84, the vertically movable rods 83, 83 gradually approach each other while rising, and after stopping for a short time at the rising end, gradually move away from each other and descend.

The picking device 800 has fixed claws 80 on each of the vertically movable rods 83, 83, the tips of which are directed inward and diagonally downward.
1,801, and a movable claw 802 which is pivotally supported so as to be able to move up and rotate inward from below the fixed claw 801, and the movable claw 802 is always biased in the direction away from the fixed claw 801 by a spring 803. be done.

Further, an air cylinder 804 is provided on the vertically movable rods 83, 83 to rotate the movable claw 802 toward the fixed claw 801 against the bar 803.

As shown in FIGS. 7F and 7G, the presser claw releasing device 4 is provided with a substrate 48 that is moved upward by an air cylinder 47 directly below the support mold 3 that is stopped at the supply station, and the support mold is attached to the substrate 48. A push-up shaft 49 that slidably passes through the round hole 38 of No. 3 is provided in a protruding manner.

As mentioned above, the vertically moving rods 83, 83 are raised by the opening/closing cam 84 while gradually narrowing the distance between the rods 83, 83 for the fried tofu 91 which is placed in the feeding section 41 with the opening facing downward (see Fig. 7). C) At the rising end, the fixed claws 801, 801 of the picking device 800 press inward the outer portion of the fried tofu 91 held in the input portion 41 near its opening edge (FIG. 7D).

When the outer portion of the fried tofu 91 near the opening edge is pressed inward, the opening edge 91a is pulled outward.

The air cylinder 804 of the picking device 800 operates, and the movable claws 802, 802 rotate their tips upward, and the opening edge 91a of the fried tofu 91 is picked between the movable claw 802 and the fixed claw 801 (Fig. 7E). ).

Next, the air cylinder 45 of the input section 41 is activated, and the receiving claws 44, 44 of the input section 41 are opened to open the fried tofu 91.
(Fig. 7B, Fig. 7F).

Approximately at this timing, the presser claw release device 4
The push-up claw 49 of No. 6 passes through the round hole 38 of the support mold 3 which is stopped at the supply station, and rises.
The presser piece 37 is separated from the receiving part 35 (FIG. 7G).

The vertical moving rods 83, 83 of the fried tofu supply device 4 are the rods 8
3 and 83, and the fried tofu 91 picked by the picking device 800 as described above also descends with its opening wide open and covers the receiving part 35 of the support mold 3 waiting below (Fig. 7). H).

When the fried tofu 91 covers the receiving part 35, the picking device 80
0 air cylinder 804 operates and the movable claw 80
2 separates from the fixed claw 801 and opens the opening edge of the fried tofu 91.

The input section 41 is an air cylinder 45 of the input section 41.
is activated, and the receiving claws 44, 44 are closed by the spring force, preparing for the next feeding of fried tofu.

The push-up claw 49 of the presser claw release device 46 descends,
The holding piece 37 of the support mold 3 returns to its original position and presses the fried tofu 91 against the receiving portion 35.

Support type reversing device (Fig. 1, Fig. 4, Fig. 5) A first reversing device 5 for vertically reversing the support mold 3 by 180 degrees on the downstream side of the fried tofu supply device 4, and a second reversing device 5a on the upstream side. will be deployed.

The first and second reversing devices 5 and 5a have the same configuration, and as shown in FIG.
Deploy.

The guide body 51 is slidably fitted onto a pair of parallel shafts 52, 52 disposed on the base 1, and moved toward and away from the outer end of the support frame 2 by means of a protrusion air cylinder 53.

At the tip of the guide body 51, there is a pair of claw plates 5 that support the support frame 2 so as to sandwich it when approaching the support frame 2.
4,54 are installed protrudingly. The inner surface of each claw plate 54, 54 has a guide surface 54a, 54 whose tip is inclined outward.
It forms a.

A pinion gear 55 is rotatably supported on the guide body 51 at a position corresponding to the rotation support shaft 31 of the support mold 3 in a plane orthogonal to the guide body 51.
The rotation support shaft 3 of the support mold 3 is attached to the rotation shaft 55a of the support mold 3.
A protrusion 56 that can be engaged and detached from the groove 32 of 1 is formed.

A rack 58 that meshes with the pinion gear 55 and is driven by the air cylinder 57 is provided below the guide body 51.

The rack 58 and pinion gear 55 are connected to the guide body 5.
The tooth width is formed to be large so that the pinion gear 55 on the guide body 51 and the rack 58 do not come out of engagement even when the pinion gear 55 approaches and moves away from the support frame 2.

As described above, when the support mold 3 with the fried tofu 91 placed on the receiving part 35 stops at the first reversing station 5, the guide body 51 is advanced by the ejecting air cylinder 53 of the reversing station 5, and the guide body The support mold 3 is fixed by sandwiching the tip end of the support mold 3 between the claw plates 54 and 54 of the gear 51, and the protrusion 56 of the rotation shaft 55a of the gear 55 is fitted into the groove 32 of the rotation support shaft 31 of the support mold 3. circle.

Next, the air cylinder 57 for easy driving is operated to rotate the pinion gear 55 to turn the support mold 3 vertically 180 degrees, and the receiving part 3 supporting the fried tofu 91 is rotated.
5 facing downward (Figure 7G).

The guide body 51 is moved back by the ejection cylinder 53 to release the support frame 2.

As described above, since the support mold 3 is inverted while fixing the support frame 2 with the guide body 51, there is no wobbling of the support frame 2 during inversion, and the support mold 3 can be stably inverted.

The soft locking ball 26 of the support frame 2 engages with the recess 39 of the inverted support mold 3, and the support mold 3 does not swing within the support frame 2.

Rice feeding device (Fig. 1, Fig. 7 K) The rice feeding device 6 is capable of feeding a suitable amount of rice into the rice input port 33 of the support mold 3 in fixed quantities for making inari sushi, and is an automatic origiri manufacturing device. A well-known rice metering supply device used in, for example, can be used, and a description of the rice supply device itself will be omitted.

While the support mold 3 with the receiving portion 35 facing downward is stopped at the rice supply station as described above, rice 9 is fed into the input port 33 of the support mold 3 by the feeding device 6.
2 is supplied, and the rice 92 is supported by the receiving part 35 (FIG. 7K).

Dropping device (Fig. 1, Fig. 7L, Fig. 7M) The plunging device 7 is moved up and down by an air cylinder 71 directly above the rice inlet 33 of the support mold 3 stopped at the plunging station. A pressing member 72 is provided.

In the embodiment, an embossing device 700 is provided below the dropping device 7.

Embossing device (Figs. 1 and 6) The embossing device 700 is equipped with a rotating body 701 having a plurality of arms 702 projecting radially from the outside of the supporting mold 3 that is stopped at a drop-down station. 70
A through-hole 703 having a shape corresponding to the rice inlet 33 of the support mold 3 is provided at the tip of the support mold 3 .

The rotating body 701 is connected to the Geneva stop 12 of the rotating table 11 and rotates intermittently.
The rotating body 701 also rotates one pitch with respect to the pitch,
The support frame 2 and the arm part 702 are stopped so that they overlap, and the arm part 7 is placed directly below the rice input opening 33 of the support mold 3 in the support frame 2.
02 mold hole 703 is located.

Below the mold hole 703 of each arm 702 is an arm 70.
A pair of receiving plates 705, 705 are pivotably supported on pivot shafts 704 protruding from both sides of the frame 2, and are provided so as to be openable and closable. Forced.

A folding device 600 for folding the opening edge of the fried tofu 91 inward is provided upstream of the arm portion 702 of the rotating body 701 that is stopped at the falling station.

As shown in FIG. 6, the folding device 600 falls and the arm portion 70 rotates one pitch from the station and stops.
The first folding piece 60 rotates horizontally from the upstream side with respect to 2a and covers above the mold hole 703 of the arm.
1, and an arm portion 7 on the downstream side of the first folding piece 601.
02 and a second folding piece 602 fixedly disposed on the base 1 close to the upper surface of the base 1.

A drive device 60 that rotates the first folding piece 601
3 is an air cylinder incorporating a mechanism for converting the reciprocating motion of the piston into rotational motion.

As shown in FIGS. 7Q and 7R, an opening device 500 is provided to open the receiving plates 705, 705 of the arm portion 702 corresponding to the stop position of the arm portion 702 on the downstream side of the second folding piece 602. be done.

The opening device 500 has levers 502, 502 pivoted on a pair of support columns 501, 501 protruding from the base 1, and the levers 50
2, 502 are connected by a link plate 503 so as to swing in opposite directions, and an air cylinder 504 is connected to one lever 502.

Both levers 502 , 502 are positioned below the transition path of the arm portion 702 of the rotating body 701 with their upper ends close to each other, so that they do not interfere with the rotation of the arm portion 702 and do not interfere with the operation of the air cylinder 504. When the levers 502, 502 rotate their upper ends in a direction away from each other, the receiving plate 70 on the arm portion 702
The receiving plate 705, 705 is opened against the spring 706 by hitting the abutting portions 706, 706 of 5,705.

As shown in FIG. 7L, the rice 9
When the supporting mold 3 containing the rice 92 falls down and stops at the station, the pressing member 72 descends and pushes the rice 92 downward as shown in FIG. 7M.

At this time, each support plate 34, 34, 34a, 34a with a spring action that constitutes the receiving part 35 opens outward to allow the rice to be pushed out, and as the rice is pushed out, the fried tofu 91 also moves between the support plate 34 and the presser claw 37. The fried tofu 91 with rice 92 accommodated therein is pushed into the mold hole 703 of the waiting arm 702 below, and the bottom of the fried tofu is supported by the receiving plates 705, 705.

The pressing member 72 descends until it approaches the mold hole 703 and presses the rice 92. Opening edge 91 of fried tofu 91
a protrudes upward from the mold hole 703.

When the pressing member 72 rises, the support plates 34, 34,
34a, 34a and the presser pawl 37 return to their original positions by spring action.

The rotating table 11 and the rotating body 701 rotate by one pitch.

First folding piece 601 of fried tofu folding device 600
rotates horizontally as shown in Figures 6 and 7 O, and the mold hole 7
Fold the upstream side of the opening edge of the fried tofu 91 protruding from 03 inward (Fig. 7 O).

Next, while the rotating body 701 rotates one pitch, the downstream part of the opening edge of the fried tofu hits the second folding piece 602 and folds inward to close the opening of the fried tofu 91 and form the inari sushi 9 (the second folded piece 602 Figure 7 P).

Next, when the rotating body 701 rotates and stops, the opening device 500 operates to open the receiving plates 705, 705 of the corresponding arm part 702, and drop the inari sushi onto the discharge conveyor 10 below (Fig. 7 R ).

On the other hand, when the empty support mold 3 at the drop-off station reaches the position corresponding to the first reversing device 5a, it is reversed vertically by 180 degrees by the reversing device 5a, with the receiving part 35 facing upward. Return to original position. When the support mold 3 corresponds to the fried tofu supply station again, fried tofu is supplied in the same manner as described above, the above-described process is repeated, and one inari sushi is made every time the rotary table 11 moves one pitch.

In this embodiment, the rotary table 11 is equipped with 16 support molds 3, and 1500 molds can be manufactured per hour.

In addition, when implementing the present invention, the rotary body 7 for embossing
01 and the folding device 600 are omitted, and the fried tofu 91
It is also possible to produce Inarizushi with an open tofu opening by increasing the amount of rice added to the tofu.

[Brief explanation of drawings]

Fig. 1 is a plan view of the inari sushi manufacturing device, Fig. 2 is a front view of the fried tofu supply device, Fig. 3 is a slope view of the fried tofu support device, Fig. 4 is a slope view of the reversing device, and Fig. 5
FIG. 6 is a plan view of the reversing device, FIG. 6 is an oblique view of the rotating body, and FIGS. 7A to 7R are explanatory diagrams of the operation of the sushi making apparatus. DESCRIPTION OF SYMBOLS 11...Rotary table, 2...Support frame, 3...Support type, 4...Fried tofu supply device, 5, 5a...Reversing device, 6...Rice supply device, 7...Dumping device.

Claims (1)

[Claims] 1 Around the rotary table 11, which is disposed on the base 1 so as to be rotatable intermittently, and in which a plurality of fried tofu support molds 3 are reversibly arranged at equal pitches on the outer periphery, a fried tofu supply station and a fried tofu supply station are placed in order in the rotational direction of the rotary table 11. A supply station and a drop-off station are provided, and the fried tofu supplying station is equipped with a fried tofu supply device 4 that covers openable and closable receivers 35 provided on each support mold 3 on the rotary table 11 with fried tofu with its opening facing downward. ,
The rice supply station is equipped with a rice supply device 6 that supplies a fixed amount of rice to fried tofu with an opening facing upward.
The drop-off station is equipped with a drop-off device 7 that presses the rice-filled fried tofu downward with a pressing member 72 to remove it from the support mold 3 and push it down. This inari sushi manufacturing apparatus is provided with reversing devices 5 and 5a for reversing the support mold 3 up and down by 180 degrees between the stations.