JPS61217119A - 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] [Industrial Application Field] The present invention is a series of tasks for storing rice, measuring it, washing the rice, and supplying the washed rice and the corresponding water into the pot of a rice cooker. This invention relates to an automatic rice preparation device that automatically performs the following steps.

[Conventional technology]

Conventional devices of this type include the following:
- The device shown in Publication No. 80220 etc. is different, but these devices have a rice bin inside the main body, a drawer for putting in and taking out the rice cooker, a rice measuring chamber provided at the bottom of the rice bin, and a rice measuring chamber provided below the rice measuring chamber. It houses the rice washing container, water supply and drainage system, lid opening/closing installation and control equipment for opening and closing the lid of the rice cooker, etc.

[Problem that the invention seeks to solve]

However, with the conventional rice cooker mentioned above, there is no way to check that the lid of the rice cooker is open, and if you try to prepare rice or water with the lid of the rice cooker closed, the rice or water will not come out. This caused the inconvenience of scattering.

The present invention has been made to solve the above-mentioned conventional problems, and an object of the present invention is to prevent the inconvenience of preparing rice and water with the lid of the rice cooker closed.

[Means for solving problems]

The automatic rice preparation device according to the present invention is provided with means for detecting that the lid of the rice cooker is held open.

[For production]

If the lid of the rice cooker is not held open, the operation after the rice measuring process is stopped.

〔Example〕

Below, the embodiments of the present invention will be explained along with the drawings. 528J.

In Fig. 1, 1 is the main body, 2 is a rice storage chamber provided in the upper part of the main body 1, 3 is a rice measuring device provided at the bottom of the rice storage chamber 2, and 4 is a rice measuring device below the rice measuring device 3. The rice washing device 5 is a water supply device provided above the rice washing device &4, and the reference numeral 6 is a control device that is electrically connected to each of these constituent parts and controls each part.

The rice storage chamber 2 is shaped like a hopper and has an opening formed at its bottom. At the bottom of this rice storage room 2 is a rice measuring device 3.
A casing 3d constituting the casing 3d is integrally formed, and a circular square 3a is rotatably installed inside the casing 3d. It is partitioned into four rooms, and a specified amount of rice is harvested every day. The cell 3a is rotated by a motor 3C via a transmission disk 3b in contact with its outer periphery, and the motor 3c is controlled by a control device 6. or,
The bottom of the casing 3d that accommodates the cell 3at is formed with an unopened lower opening that has almost the same shape as the opening of one chamber of the cell 3a, and the rice put into the cell 3a from the rice storage chamber 2 is stored in the cell 3a. When the one chamber matches the uninstalled lower opening of the casing 3d due to the rotation of the casing 3d, it falls downward through the uninstalled lower opening. A chute 7 is provided at the dropping position of the rice to receive the rice and drop it into the container 4a of the rice washing device 4. The container 4a is a cylindrical container with an open top and bottom, and a stirring rod 4b is arranged inside the container.
The upper end of the stirring rod 4b is connected to the rotating shaft of a motor 4c.

The bottom opening of the container 4a can be opened and closed by a bottom plate 4d, and the bottom plate 4d is opened and closed in conjunction with the transport device fi18. The conveying device 8 has a gutter-like conveying body 8a, and the conveying body 8a is arranged so that its almost middle part is located directly below the rice washing container 4a, and is designed to swing like a scene with this middle part as a fulcrum. It is attached to a drive device (not shown). Further, the bottom plate 4d is pivotally supported outside the bottom opening of the rice washing container 4a, and is pressed by a spring force in the direction in which it is always opened, that is, downward. A motor (not shown) that drives the carrier 8a
The motor 4c is controlled by a control device fIlt6.

A water supply device ff1) 5 is provided above the rice washing device 4, and this water supply device 5 is connected to a water receiving tank 5a connected to an appropriate water source.
, a water supply pipe 5b having one end connected to the bottom of the water receiving tank 5a and the other end facing the upper opening of the rice washing container 4a, and a solenoid valve 5C provided in the water supply pipe 5bK to control the water amount.

The solenoid pulp 5C is connected to the control device fjIL6,
Its opening time is controlled.

Further, at the lowest part of the main body 1, a drainage receiving part 9 is disposed for receiving and discharging water flowing down from the right end 8b when the conveyor 8a swings with its right end 8b facing down. Also,
The carrier 8a was swung so that its left end 8C was facing down. The rice cooker 10 is placed at a position where it receives water and rice flowing down from the left end 8C of the rice cooker. The lid 1) of the rice cooker 10 is opened so that rice and water that has flowed down can enter the pot. At that time, the second
As shown in the figure, a differential holding device 12 installed at a predetermined position in the main body 1 holds the handle 1) a formed on the top surface of the lid 1), and holds the lid 1) with the lid 1) opened halfway, that is, at an angle of 90' or less. Hold open. The rice cooker 10 has a lid 1) supported by a hinge mechanism so that one side can be opened freely, and a latch mechanism for the lid 1 at the other end. The differential holding device 12 is shown in FIG. 3(a),
(As shown in bJ, two opposing plates 13m, 13
It is pivotally connected at a b'i pivot joint 14, and an electromagnet 15 is provided at one end of the plate 13a, and a coil spring 16 is provided between the ends of the plates 13a and 13b with a gap between them. Board material 1
3a is fixed within the main body 1. Further, 17 is an IJ Mitswitch, which is used to determine whether or not the differential holding device 12 is holding the lid 1). If the differential holding device 12 does not hold the lid 1) as shown in FIG. , activate this. Electromagnet 15 and limit switch 1
7 is connected to the control device 6. When setting the rice cooker 10 inside the main body l, as shown in FIG.
3a.

The handle IZa is held between the other ends of I3b, and the spring force of the coil spring 16 holds the lid 1) in the middle-open state. To release this holding, the stain magnet 15 is energized by a signal from the control device 6, one end of the plate 13b is attracted to the electromagnet 15, and the handle 1)a is released. Therefore, the lid 1) rotates downward under its own weight, and the latch mechanism is actuated by the momentum, causing the lid 1) to rotate downward.
Close.

Further, 18a and 18b are limit switches provided below the carrier 8a, and 19 is a control display board provided at the top of the main body 1 and connected to the control device 6. Rice metering switch 1 to control
9a, a rice cooking switch 19b that controls braking up to rice cooking, and a rice washing switch 19c that controls up to washing rice.

Next, the operation of the above device will be explained using the flowchart shown in FIG. First, if the rice is not properly loaded into the rice storage chamber 2), then attach the lid 1) of the rice cooker 10 to the lid holding device k12.
The rice cooking amount adjustment section and the rice cooking time adjustment section of the control device 6 are set. Next, select the selection switches 19a to 19c1)::s to select the extent of the operation to be performed. Now, when the rice cooking switch 19b is selected, the control device 6 determines whether or not the lid 1) is open based on the signal from the limit switch 17, and if the limit switch 17 is on, that is, the lid 1) is held, the timer is set. The device enters a standby state until the specified operation start time. if,
If the limit switch 17 is off, the operation is stopped and the frequent users are immediately notified by an alarm or the like. Next, when the timer cell 1) reaches the operation start time, the conveyor 8a moves to the drain side (
1). As a result, the bottom opening of the rice washing container 4a is closed by the bottom plate 4d interlocking with the carrier 8a. Next, the square 3a of the measuring device 3 is rotated by a predetermined number of revolutions based on the rice cooking amount set, and this
The weighed rice is put into the rice washing container 4a through the chute 7. Thereafter, the solenoid pulp 5c is opened and water is supplied into the rice washing container 4a, and at the same time the stirring rod 4b is rotated to wash the rice. At this time, the bottom opening of the rice washing container 4a and the bottom plate 4d are not completely sealed, so that some water may leak out. As a result, the washed rice wastewater is sequentially passed through the conveyor 8a and drained out of the main body 1 from the drainage receiver section 9. Such rice washing is repeated until the sewage turbidity becomes below a predetermined value or the RFR predetermined time period elapses, and after the final rice washing, the solenoid pulp 5C is closed and the operation is stopped until all drainage is completed. After that, the carrier 8a
Swing the rice washing container 4a so that the left end 8c is on the lower side and open the bottom opening of the rice washing container 4a. Then, the solenoid pulp 5C is opened for a predetermined period of time, water is supplied into the rice washing container 4a, and the rice and the corresponding amount of water are poured into the pot of the rice cooker 10 while washing off the rice adhering to the container 4a and the carrier 8aK. Prepare. Incidentally, at this time, a watering tool may be attached to the tip of the water supply pipe 5b in order to completely wash off the rice adhering to the rice washing container 4a and the like. Next, the carrier 8a is again swung to the drainage side, and water is supplied for a predetermined period of time to perform post-cleaning. The position 1ii of the carrier 8a is detected by limit switches 18a, 18b and precisely controlled by the control device 6. Lid holding device 1 at the same time as post-cleaning
The electromagnet 15 of No. 2 is energized to attract one end of the plate material 13b, and the latch of the lid 1) is turned off. As a result, the lid 1) is closed by its own weight. - 10,000, the rice in the pot is in a heaped state, and in reality, the rice cooker 10 is given horizontal vibration by a vibration table installed at the bottom of the rice cooker 10, and the rice is moved into the pot. Place an average trap. Thereafter, a standby time is taken to soak the rice in water for a predetermined time, and then energy is applied to the rice cooker 1o.

The above is the case when the rice cooking switch 19b is selected, but when the rice measuring switch 19at- is selected, the carrier 8a is swung toward the rice cooker 10 from the beginning and the rice is weighed as described above. The washed rice passes through the rice washing container 4a and is stored in the pot of the rice cooker 10 via the conveyor 8a.
is closed.

Also, when the rice washing switch 19c is pressed, the rice cooker 10
The steps up to the time when the rice cooking energy key is turned on are performed in the same manner as when the rice cooking switch 19b is selected. This is used, for example, when making stir-fried rice.

〔Effect of the invention〕

As described above, in the present invention, a detection means is provided to detect whether the lid of the rice cooker is held open, and if the lid is not held open, the operation after measuring the rice is stopped. This eliminates the inconvenience of scattering rice and water by preparing rice and water with the lid of the rice cooker closed.

[Brief explanation of drawings]

FIG. 1 is an overall configuration diagram of the device of the present invention, FIG. 2 is an explanatory diagram of the lid holding mechanism according to the present invention, and FIGS. FIG. 4, which is a plan view of the holding state and the lid holding state, is a flowchart showing the operation of the apparatus of the present invention. 2... Rice storage room, 3... Rice measuring device, 4... Rice washing device, 5... Water supply device, 6... Control device, 8...
・Transport device, lO...rice cooker, 1)...lid, 12.
...Lid holding device, 17...Limit switch. Note that the same reference numerals in the figures indicate the same or corresponding parts.

Claims (1)

[Claims] (1) a rice storage means for storing rice; a rice measuring means for measuring and taking out a predetermined amount of rice from the rice stored in the rice storage means;
It is equipped with a rice washing means for washing weighed rice, a conveyance means for conveying the washed rice and corresponding water into the rice cooker, and a control means for controlling each of these means, and the rice preparation is automatically carried out. The automatic rice preparation device is equipped with a lid holding means for detachably holding the lid of the rice cooker open and a lid detecting means for detecting that the lid of the rice cooker is held open. An automatic rice preparation device characterized in that operations after measuring rice are not performed when the rice is not held.