JPS61209615A - Automatic rice charging apparatus - Google Patents

Abstract

(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an automatic rice preparation device, and more particularly to an automatic rice preparation device equipped with a series of means for making stored rice ready for cooking. .

(Prior Art) Conventionally, devices for preparing rice by charging rice into a rice cooker are disclosed in JP-A-59-80217 and JP-A-59-80218.
Publication and 4! It is disclosed in Japanese Patent Publication No. 59-80220. The automatic rice cooking devices of the inventions disclosed in these publications basically consist of a rice bin, a rice measuring chamber placed below the rice bin, and a horizontally rotatable device installed further below the rice measuring chamber. A rice washing container, a water supply pipe opening facing into the rice washing container and communicating with a water supply source, a drawer provided at the bottom to support the rice cooker and allow the rice cooker to be carried in from the main body of the device, and a rice cooker. The lid opening/closing device that opens and closes the lid of the container, the control means that controls these operations and automatically cooks rice, etc. are housed within the device body.

(Problem to be Solved by the Invention) However, in such a conventional automatic rice cooking device, rice 1 out of rice 1 and water 2 dropped into the rice cooker 120 pot is
As shown in Figure 4, the particles were piled up like a mountain at the position where they fell, and were not evenly scattered in the pot.

Therefore, if the rice is cooked as it is, it will cause uneven heating and the rice will not be cooked properly.

Therefore, an object of the present invention is to prevent rice from being piled high in the rice cooker pot when automatically supplying measured and washed rice and the necessary amount of water to a rice cooker, so that the rice is evenly distributed in the pot. An object of the present invention is to provide an automatic rice preparation device equipped with a device for dispersing rice.

(Means for Solving the Problem) The automatic rice preparation device of the present invention has a series of systems for storing, measuring and washing rice, and supplying the washed rice and water corresponding to the rice into the pot of a rice cooker. In addition to being equipped with an automatic rice preparation means that automatically performs the work, the rice cooker is further equipped with a rice cooker rocking device that gives horizontal vibration to the rice cooker, and the rice cooked in the rice cooker is scattered by this rice cooker rocking device. be.

(Function) According to the automatic rice preparation device of the present invention configured as described above, when the rice cooker is horizontally swung by the rice cooker oscillating device, the water in the pot is undulated in the direction of oscillation, and these waves Due to the impact, the rice in a heaping state is broken and scattered evenly.

(Example) Hereinafter, the automatic rice preparation apparatus of the present invention will be described in more detail with reference to the embodiment shown in the accompanying drawings.

FIG. 1 shows an automatic rice preparation device 10 according to an embodiment of the present invention.
is shown schematically. This automatic rice preparation device 10 is
An automatic rice preparation means 20 that automatically performs a series of tasks such as storing rice, measuring it, washing the rice, and supplying the washed rice and a corresponding amount of water into the pot of the rice cooker, and the rice cooker 1.
A rice cooker rocking device (hereinafter simply referred to as a rocking device) 30 that vibrates the rice cooker 2 in the horizontal direction.

The automatic rice charging means 20 includes a rice storage chamber 21 disposed in the ): part of the apparatus main body, a measuring device 22 provided at the lower end of the rice storage chamber 21 for measuring rice from the rice storage chamber 21, A rice washing device 23 is placed below the measuring device 22 to receive and wash the weighed rice, and a rice washing device 23 is placed above the rice washing device 23 to supply water to the rice washing device and also to the rice cooker. It is configured to include a water supply system &'24, and a control device 25 that is electrically connected to each of these components and controls the operation of each component.

That is, the rice storage M chamber 21 has a hopper shape, and an opening is formed at the bottom thereof. A total of 1iJJ122 in a circular shape constituting a measuring device 22 is installed on the outside of the bottom of this rice storage room.
a is rotatably installed.

This weighing cell 22a is divided into four chambers by a radially extending cross-shaped partition wall inside a cylindrical body with an open top and bottom. Can be weighed.

This weighing cell 22a is rotated by a motor 22c that rotates a transmission disk 22b that is brought into frictional contact with the outer circumferential wall of the cylindrical body, and the motor 22c is electrically connected to a control device 25 to rotate the weighing cell 22a. to substantially control.

The lower plate of the casing 22d that accommodates the measuring cell 22a is formed with an unopened lower opening having the same shape as the opening of one chamber of the measuring cell 22a, and rice is charged from the rice storage chamber 21 into one chamber of the measuring cell 22a. When one chamber of the measuring cell 22a aligns with the uninstalled lower opening due to the rotation of the weighing box 22a, the rice falls downward from the rice dropping opening.

A chute 14 that receives the rice and drops it into the container 23a of the rice washing device 23 is disposed at the position where the rice falls from the droplet.

The container 23a of the rice washing device 23 is a cylindrical container with an open top and bottom, and a stirring rod 23b is arranged inside the container.

The upper end of this stirring rod 23b is connected to the rotating shaft of a motor 23c placed above the container 23a.

By the way, the bottom opening of this rice washing container 23a is connected to the bottom plate 23.
The bottom plate 23d can be opened and closed freely by the movement of the transport device 15 to open and close the bottom plate 23d. That is, the conveying device 15 has a gutter-like conveying body 16, and the approximately middle portion of this conveying body 16 is connected to the rice washing container 23a.
A drive device (not shown) is arranged so as to be located directly below the frame, and swings like a scene using the intermediate part as a fulcrum.
is installed and supported. The bottom plate 23d that opens and closes the bottom opening of the rice washing container 23a is pivotally supported on the outside of the bottom opening, and is always opened in the direction of opening, that is, downward as shown in FIG. 1, by a spring provided on the pivot support. A spring force such as this is applied, and its free end is always in contact with the conveying path surface of the conveying body 16 so as to press it. Therefore, the free end of the bottom plate 23d similarly moves up and down in accordance with the up and down movement of the end of the conveyor 16 in the same direction (the left end 16a in FIG. 1), that is, the seesaw movement of the rice feeder 16, and washes the rice. The bottom opening of the container 23a is opened and closed. A motor (not shown) for swinging and retracting the carrier 16 and a motor 23c for rotating the stirring bar 23b are both electrically connected to the control device 25.

A water supply device 24 is installed above the rice washing device 23, and the water supply device 24 is connected to a water receiving tank 24 connected to an appropriate water source.
a, a water supply pipe 24b whose one end is connected to the bottom of the water receiving tank 24a and whose other end is placed in the upper opening of the rice washing container 23a; It is composed of a solenoid pulp 24c to control. This solenoid pulp 24c is III
It is electrically connected to a control device 25, and its opening time is controlled. At the bottom of the main body of the apparatus is the above-mentioned transport device 15.
A drainage receiver 17 is disposed for draining water that flows down from the right end 16b of the carrier 16 when the carrier 16 swings with its right end 16b facing down. In addition, the carrier 1
The rice cooker 12 is placed in a position where the rice cooker 12 receives water and rice that flow down from the left end 16a when the rice cooker 6 is swung so that its left end 16a is facing down.

In this position, the rice cooker 12 is placed on a pedestal 31 that constitutes a swinging device 30, as shown in FIG. 2(a). This pedestal 31 has a box-like structure, which is a casing of the device main body, with an appropriate number of rollers 32 attached to its lower part so that it can move forward (to the left in FIGS. 1 and 2) and backward of the device main body. It is arranged on the bottom plate 11a of No. 11.

Further, one end of a coil spring 33, which is an elastic member, is attached to the front end and the rear end of the pedestal 31, respectively, so that the direction of deformation matches the direction of movement of the pedestal (back and forth direction), and the other end is a free end. has been done.

On the bottom plate 11a of the box body 11, a stopper plate 34 is installed upright on the rear end side of the base 31. This stopper plate 34 is formed at such a height that a coil spring 33 attached to the rear end of the pedestal 31 collides with it. At the rear end of this pedestal 31, a plate 35 having a square cross-section and receiving a moving force applied to the pedestal 31 is attached so as to extend rearward. On the other hand, a starting device 36 is provided on the rear side of the main body of the device, and the starting device 36 consists of a motor 36a fixedly arranged on the inner surface of the box wall and an egg-shaped motor 36a attached to a rotating shaft extending upward from the motor 36a. cam 36b (FIG. 2(b)). This cam 36b is positioned within the same plane so that its curved surface collides with the end surface of the upper horizontal member 35a of the plate 35 attached to the pedestal 31.

Furthermore, the lower end of the wall of the box 11 on the front side of the apparatus main body is J$11b, forming an entrance and exit for the pedestal 31. The lower part of the 3Htb is hinged to the bottom plate 11a, and the 3Htb is configured to be opened by holding the upper handle part 11c and pulling it down towards you. In addition to this, the pedestal 31 on which the rice cooker 12 is placed starts from the bottom plate 11a.
It can run on the inner surface of the pulled down Mllb and be pulled out of the main body of the device.

When setting up the rocking device 30 having such a configuration, the pedestal 3
Open the door 11b and pull out the rice cooker 12 outside the box 11 of the device main body, place the rice cooker 12 on top of it, and then remove the rice cooker 12 from the box 11 of the device main body.
The pedestal 31 is simply stored in the case 1.

This rocking device 30 is used when a heaping amount of rice is loaded into the pot in the rice cooker 12 as shown in FIG. 4 at the final stage of a series of rice preparation operations as will be described later. When the lid 13 is released and closed as shown in FIG.
a and pushes the pedestal 31 forward. The coil spring 33 at the front end of the pedestal 31 pushed forward makes contact with Hlb and repulses the pedestal 31, causing the pedestal 31 to move rearward again.

At this time, as shown in FIG. 2(b), the cam 37 is stopped with its protruding cam surface facing the opposite position to the plate 35, so the pedestal 31 does not allow the plate 35 to dissipate liquid to the cam 36b. The coil spring 33 at the rear end contacts the stopper plate 34 and rebounds, causing the base 31 to move forward again. When the horizontal vibration of the pedestal 31 is attenuated, the motor 3
6a to rotate the cam 36b and apply a moving force to the pedestal 31. In this way, the pedestal 31 is continuously vibrated, and as a result, the water in the rice cooker 12 is undulated, and the impact of the undulation of this water causes the mountain of rice to collapse and the rice to fall into the pot. The grains are spread evenly and the rice can be reliably leveled.

Next, the operation of the automatic rice preparation apparatus 10 according to the embodiment configured as described above is performed sequentially by the control device 25 as shown in the flowchart of FIG.

That is, first, as described above, the rice cooker 12 is placed on the pedestal 31 of the rocking device 30, and the rice cooker 12 is placed inside the main body of the device, and the rice cooking tXX group and the rice cooking time adjustment section of the control device 25 are respectively set. Then, the user presses a selection switch to select which operation is to be performed by the automatic rice preparation device 10, and selects the operation. - As the selection switches, a rice measuring switch 19a, a rice cooking switch 19b1, and a rice washing switch 19c are attached to the control display board 19 on the upper part of the main body of the device, and all of these are connected to the control device 25.

Now, if you select and press the rice cooking switch 19b, the control device 25 will determine whether or not the rice cooker 120 lid 13 is open based on a signal from a limit switch (not shown).
The limit switch is turned on, that is, the lid holding device 40 is turned on.
If the user holds the lid 13, the device enters a standby state until the operation start time set by the timer. If the limit switch is off, an alarm buzzer or the like is immediately activated to notify the user of the incorrect setting immediately after the setting is completed.

When the operation start time set by the timer comes, the conveying body 16 of the conveying device 15 is swung toward the drainage side.

As a result, the bottom opening of the washed rice container 23a is closed by the bottom plate 23d. Next, the measuring cell 22a of the measuring device 22
is rotated a predetermined number of revolutions based on the rice cooking amount set, and the set amount of rice is measured and dropped into the chute 14 and placed in the rice washing container 23a. After that, the solenoid pulp 24c is opened and water is supplied into the rice washing container 23a.
At the same time, the stirring rule 23b is rotated to wash the rice. that time,
The sealing between the bottom opening of the rice washing container 23a and the bottom plate 23d is not made perfect, but only to the extent that some water leaks from the closed part. As a result, the waste water from the washed rice leaks out from the closed part one by one, passes through the conveyor 16, and is drained into the water receiver part 7. Such rice washing is carried out repeatedly by detecting the turbidity of the waste water or by measuring the elapsed time determined experimentally. After the final rice washing, the solenoid pulp 24c is closed and the drainer (container 23a) is closed.
All operations will be stopped until all water inside is drained.

Thereafter, the drive device of the conveyance device 15 is activated and the conveyance body 1
6 swings, the left end 16a tilts downward, and the rice washing container 23a
The bottom plate 23d of the bottom opening is opened, and a passage through which the rice in the rice washing container 23a is poured into the pot of the rice cooker 12 is secured. However, the wet rice adheres to the inner wall of the rice washing container 23a, or even if most of it falls onto the conveyor 15, it adheres to the wall of the conveyor and naturally flows down into the rice cooker 12. There are almost no Therefore, next, in order to supply water to the rice cooker 12 according to the amount of rice, the solenoid pulp 24c is opened for a predetermined period of time, and the necessary amount of water is supplied into the rice washing container 23a. As a result, the rice adhering to the rice washing container 23a and the conveyor 16 is washed away and placed in the pot of the rice cooker 12.

At this time, a watering tool may be attached to the tip of the water supply pipe 24b in order to completely wash off the rice adhering to the rice washing container 23a and the like.

Next, in order to wash the rice washing container 23a and the carrier 16, the carrier 16 is swung toward the drainage side, and water is supplied again for a predetermined period of time. Whether or not the position of the drainage body 16 is accurate for the operation of this device depends on each end 16a,
The control device 2 receives signals from the limit switches 18a and 18b, which are arranged to come into contact when the limit switch 16b is positioned downward.
5 makes a decision and, if necessary, activates the drive to correct its position.

The lid holding device 40 is operated at the same time as the washing operation of the rice washing container 23a, and the lid 13 is thereby closed.

Thereafter, the shaking device 30 is activated, and as described above, the rice that has piled up like a mountain in the pot is evenly scattered. Thereafter, a standby time is required to soak the rice in water for a predetermined period of time, and then the power to the rice cooker 12 is turned on, or the burner is ignited if it is a gas rice cooker.

Next, when the rice measuring switch 19a is pressed, the weighed rice passes through the rice washing container 23a and is directly placed in the rice cooker 1.
The lid 13 is closed, and the operation ends here.

Furthermore, when the rice washing switch 19c is pressed, the rice is weighed, washed, and a predetermined amount of water is supplied into the pot of the rice cooker 12, the rice is prepared, and the lid of the rice cooker 12 is closed. finish.

Akira・) This kind of movement is used, for example, when making stir-fried rice. A series of operations such as steaming are performed by the control device 25.
This can be easily done using a microcomputer or the like.

(Effects of the Invention) As explained above, according to the automatic rice preparation device of the present invention, the rice dropped into the rice cooker can be dispersed evenly in the pot, so that it can be used in automatic rice preparation. It is also possible to cook rice correctly without any uneven heating.

[Brief explanation of drawings]

FIG. 1 is a structural explanatory diagram schematically showing an automatic rice preparation device according to an embodiment of the present invention, and FIG. 2(a) shows a rocking device that applies horizontal vibration to the rice cooker in the automatic rice preparation device. 2(b) is a plan view showing the cam of the starting device, FIG. 3 is a flow chart explaining the operation of the automatic rice preparation device, and FIG. 4 is a diagram showing the flow of rice dropped into the rice cooker. It is a sectional view of the rice cooker → showing a heaping state. 10... Automatic rice preparation device, 11... Box body, 12...
・Rice cooker, 13...lid, 20...automatic rice preparation means,
21... Rice storage room, 22... Measuring device, 23...
Rice washing device, 24... water supply device, 25... control device,
30...Rice cooker rocking device, 31...Pedestal, 33...
・Coil spring, 35...locking plate, 36...electromagnet, 38...latte bar. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (2)

[Claims] (1) automatic rice preparation means that automatically performs a series of tasks from storing rice to measuring and washing the rice and supplying the washed rice and the corresponding water to the pot of the rice cooker; and the rice cooker. A rice cooker rocking device comprising a pedestal for placing the rice cooker on, a roller that movably supports the pedestal, an elastic member provided to horizontally vibrate the pedestal, and a starting device that applies a moving force to the pedestal. Automatic rice preparation device. (2) The automatic rice preparation means and the rice cooker rocking device are housed inside a box, and the pedestal of the rice cooker rocking device can be freely taken in and out from an entrance formed in the box. An automatic rice preparation device according to claim 1, characterized in that: