Full-automatic rice taking, metering, washing and steaming integrated machine and rice steaming method thereof

Abstract

The application belongs to the technical field of kitchen equipment, and discloses a full-automatic rice taking, metering, washing and steaming integrated machine and a rice steaming method thereof. The full-automatic rice taking, metering, washing and steaming integrated machine comprises a washing mechanism, a rice steaming box and a steaming tray conveying mechanism. The washing mechanism comprises a frame body, a granary, a metering valve, a sealing electromagnetic valve, a cleaning bucket, a stirrer, a water inlet valve, a drain valve, an electromagnetic discharging valve and a first placement table. The rice steaming box comprises a box body, a box door, a heating device and a rice steaming chamber. A second placement table and a steaming tray lifting mechanism are arranged in the rice steaming chamber. A side door and a pneumatic opening and closing mechanism are arranged on the box body. The steaming tray conveying mechanism comprises a horizontal conveying mechanism and a vertical conveying mechanism. A vertical rod, a first electromagnet and a cross rod are slidably arranged on the vertical conveying mechanism. The first electromagnet conveys the steaming tray to the first placement table, and the cross rod pushes the steaming tray from the first placement table to the second placement table. The whole process is fully automated from rice taking, metering, washing, tray loading, box conveying and rice steaming, thereby saving manpower, improving work efficiency and saving labor cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of kitchen equipment, in particular to a full-automatic rice taking, measuring, washing and steaming integrated machine and a rice steaming method thereof. BACKGROUND

[0002] In large and medium-sized canteens in schools, factories, armies and the like, a large amount of rice is needed due to a large number of diners, and currently various types of canteens mostly use rice steaming boxes, which can steam a large number of rice dishes at a time to meet the dining demand.

[0003] However, the rice steaming boxes currently used in various canteens mainly only have a rice steaming function, and a staff needs to be specially arranged to wash and lay rice in the steaming dishes in advance, and then the steaming dishes are put into the steaming box one by one, which increases the labor cost. Moreover, manual operation is subjective, and the amount of rice and water in the steaming dishes depends entirely on the experience and subjective judgment of the staff, which may result in undercooked or overcooked rice, affecting the taste of the steamed rice and causing waste. SUMMARY

[0004] In order to solve the above problems, the present application provides a full-automatic rice taking, measuring, washing and steaming integrated machine and a rice steaming method thereof.

[0005] The above technical purpose of the present application is achieved by the following technical scheme: a full-automatic rice taking, measuring, washing and steaming integrated machine, comprising a washing mechanism, a rice steaming box and a steaming dish conveying mechanism,

[0006] The washing mechanism comprises a frame body, a granary is arranged on the frame body, a measuring valve and a sealing electromagnetic valve are sequentially arranged at the bottom discharge port of the granary, a cleaning bucket is arranged below the granary, a stirrer is arranged in the cleaning bucket, a water inlet valve is arranged at the upper end of the cleaning bucket, a drain valve is arranged at the lower end of the cleaning bucket, an electromagnetic discharge valve is arranged at the bottom of the cleaning bucket, and a first placement table for placing the steaming dishes is arranged below the cleaning bucket;

[0007] The rice steaming box comprises a box body, a box door is rotatably arranged on the front of the box body, a heating device and a rice steaming chamber are arranged in the box body, a second placement table and a steaming dish lifting mechanism are arranged in the rice steaming chamber, a side door is hingedly arranged on the side of the box body close to the washing mechanism, a pneumatic opening and closing mechanism is connected to the side door, and when the side door is opened horizontally, the upper end surfaces of the first placement table, the second placement table and the side door are coplanar.

[0008] The steam tray conveying mechanism comprises a horizontal conveying mechanism, a vertical conveying mechanism slidingly arranged on the horizontal conveying mechanism, a vertical rod slidingly arranged on the vertical conveying mechanism, a first electromagnet arranged at the bottom end of the vertical rod, a horizontal rod extending towards the steam rice box and arranged on the vertical rod, and a second electromagnet arranged at the end of the horizontal rod.

[0009] By adopting the above technical scheme, the washing mechanism, the steam rice box and the steam tray conveying mechanism are arranged, the washing mechanism is used for quantitatively feeding rice and automatically washing rice, and then the washed rice is arranged on the steam tray below, the proportion of rice and water is controlled by the machine, so that the quality of the cooked rice can be effectively ensured; the steam tray conveying mechanism is used for pushing the steam tray containing rice into the steam rice box, the steam tray lifting mechanism in the steam rice box is used for lifting the steam tray layer by layer upwards, and finally the side door is closed by the pneumatic opening and closing mechanism to perform the rice steaming operation, the whole process is fully automated, including feeding rice, washing rice, loading the steam tray, conveying into the steam rice box and rice steaming, and manual intervention is not required, so that the labor is saved, the work efficiency is improved, and the labor cost is saved.

[0010] Further, the washing mechanism is further provided with a rice adding groove, a vacuum pump is arranged at the discharge port of the bottom of the rice adding groove, and the outlet end of the vacuum pump is connected to the inlet of the granary through a discharge pipe.

[0011] By adopting the above technical scheme, the rice adding groove is arranged, and the vacuum pump is used for conveying the grains in the rice adding groove to the granary, so that manual feeding of rice into the granary is not required, and the labor is saved.

[0012] Further, the steam tray lifting mechanism comprises lifting ropes arranged vertically on both sides of the second placing table, a plurality of lifting rods are arranged on the lifting ropes in the vertical direction, the lifting rods on the two lifting ropes are used for supporting the edges of the steam tray, two upper pulleys and two lower pulleys are arranged at the upper end and the lower end of the box body respectively, an upper motor is arranged between the two upper pulleys, a lower motor is arranged between the two lower pulleys, and the upper end of the lifting rope is wound on the output shaft of the upper motor through the upper pulley, and the lower end of the lifting rope is wound on the output shaft of the lower motor through the lower pulley.

[0013] By adopting the above technical scheme, the lifting ropes and the lifting rods are arranged, the upper motor and the lower motor are used for lifting and lowering the lifting rods, so that the steam tray is lifted and lowered.

[0014] Further, the pneumatic opening and closing mechanism comprises a connecting block arranged on the side door and a connecting seat arranged on the outer wall of the box below the side door, a pneumatic cylinder is arranged between the connecting block and the connecting seat, one end of the pneumatic cylinder is hinged to the connecting block, the other end is hinged to the connecting seat, and the length of the connecting seat is consistent with the height of the side door.

[0015] By adopting the above technical scheme, the pneumatic cylinder is arranged to control the opening and closing of the side door, and the operation is simple and the control is convenient.

[0016] Further, the horizontal conveying mechanism comprises a first sliding rail arranged transversely and a first lead screw, one end of the first lead screw away from the rice steaming box is provided with a first motor, a first sliding seat is slidingly arranged on the first sliding rail, screw holes are arranged in the first sliding seat and are screw-connected with the first lead screw, a vertical second sliding rail and a second lead screw are arranged on the bottom of the first sliding seat, a second motor is arranged at the top end of the second lead screw, a second sliding seat is slidingly arranged on the second sliding rail, screw holes are arranged in the second sliding seat and are screw-connected with the second lead screw, and a vertical rod is fixedly arranged on the second sliding seat.

[0017] By adopting the above technical scheme, the sliding rail and the lead screw are arranged, the sliding seat is made to slide on the sliding rail by rotating the lead screw by the motor, and the structure is simple and the movement is stable.

[0018] Further, the washing mechanism is provided with a steaming tray rack away from one side of the rice steaming box, and the steaming tray rack is used for stacking empty steaming trays.

[0019] By adopting the above technical scheme, the steaming tray rack is arranged, the clean empty steaming trays are placed on the steaming tray rack, the steaming tray conveying mechanism is used to automatically take the steaming trays, and full-automatic operation is realized.

[0020] A rice steaming method of a full-automatic rice taking, metering, washing and rice steaming all-in-one machine, comprising the following steps:

[0021] S1: loading grains into a granary;

[0022] S2: opening a metering valve and a sealing electromagnetic valve to quantitatively put the grains in the granary into a washing bucket;

[0023] S3: closing the metering valve and the sealing electromagnetic valve, opening a water inlet valve to inject clean water into the washing bucket, opening a stirrer to stir, opening a drain valve to drain the water, and repeating the above steps for several times;

[0024] S4: opening the water inlet valve to inject a certain amount of clean water into the washing bucket to adjust the rice-water ratio;

[0025] S5: opening an electromagnetic discharging valve to put the rice-water mixture in the washing bucket into an empty steaming tray on a first placing table;

[0026] S6: opening a side door of a rice steaming box to send the steaming tray containing the rice-water mixture into the rice steaming box;

[0027] S7: repeating S2-S6, the steaming tray is transported to the upper layer of the steaming box by the steaming tray lifting mechanism, when the steaming box is full of steaming trays or reaches the required amount of steaming trays, the side door of the steaming box is closed, and the steaming is started.

[0028] By using the above technical scheme, the metering valve and the water inlet valve are used to add a certain amount of rice and water into the cleaning bucket, automatic rice washing and automatic adjustment of the rice-water ratio are realized, the mixed rice-water mixture is put into the steaming tray, and finally the steaming is performed by the steaming box, so that the rice-water ratio in each steaming tray is consistent and appropriate, and the quality of the steamed rice is greatly improved.

[0029] Further, the grains in the granary are one or more of the five grains.

[0030] By using the above technical scheme, multiple grains can be placed in the granary, so that multiple types of rice can be steamed as needed.

[0031] Further, the method of sending the steaming tray into the steaming box in step S6 includes manual sending, steaming tray conveying mechanism sending or mechanical hand sending.

[0032] By using the above technical scheme, the steaming tray is sent into the steaming box by manual sending, steaming tray conveying mechanism sending or mechanical hand sending, and the selection is more optional, so that the actual situation of different kitchens can be selected.

[0033] Further, it further includes step S8: after the steaming is completed, the lower steaming tray is lowered to the second placement table by starting the steaming tray lifting mechanism, the side door is opened, and the steaming tray is taken out by manual, steaming tray conveying mechanism or mechanical hand.

[0034] By using the above technical scheme, the lower steaming tray is lowered to the second placement table by the steaming tray lifting mechanism, and then the steaming tray is taken out by manual, steaming tray conveying mechanism or mechanical hand, so that the tray can be taken out manually or automatically, and the method is various and has strong adaptability.

[0035] In summary, the present application has the following advantages: the rice is quantitatively supplied and automatically washed by the washing mechanism, then the washed rice is arranged on the lower steaming tray, the ratio of rice and water is controlled by the machine, so that the quality of the steamed rice can be effectively guaranteed; the steaming tray conveying mechanism pushes the steaming tray containing rice into the steaming box, the steaming tray lifting mechanism in the steaming box lifts the steaming tray layer by layer upwards, and finally the side door is closed by the pneumatic opening and closing mechanism to perform the steaming operation, the whole process is fully automated from rice feeding, rice washing, tray loading, tray feeding into the steaming box to steaming, without direct human intervention, which saves manpower, improves work efficiency and saves labor cost. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1is the overall structure schematic diagram of the empty tray state of the embodiment of the application;

[0037] Figure 2 is the overall structure schematic diagram of the rice washing and separating state of the embodiment of the application;

[0038] Figure 3 is the structure schematic diagram of the steam tray feeding into the steam rice box state of the embodiment of the application;

[0039] Figure 4 is the overall structure schematic diagram of the washing and separating mechanism of the embodiment of the application;

[0040] Figure 5 is the overall structure schematic diagram of the steam rice box of the embodiment of the application;

[0041] Figure 6 is Figure 2 the local enlarged schematic diagram.

[0042] In the figure: 10, washing and separating mechanism; 11, frame body; 12, granary; 121, metering valve; 122, sealing electromagnetic valve; 13, cleaning bucket; 131, stirrer; 132, water inlet valve; 133, drain valve; 134, electromagnetic discharging valve; 135, overflow valve; 136, filter; 14, first placing table; 20, steam rice box; 21, box body; 22, box door; 23, second placing table; 24, steam tray lifting mechanism; 241, lifting rope; 242, lifting rod; 243, upper pulley; 244, lower pulley; 245, upper motor; 246, lower motor; 25, side door; 26, pneumatic opening and closing mechanism; 261, connecting block; 262, connecting seat; 263, air cylinder; 30, steam tray conveying mechanism; 31, horizontal conveying mechanism; 311, first sliding rail; 312, first lead screw; 313, first motor; 314, first sliding seat; 32, vertical conveying mechanism; 321, second sliding rail; 322, second lead screw; 323, second motor; 324, second sliding seat; 33, vertical rod; 34, first electromagnet; 35, cross rod; 36, second electromagnet; 40, steam tray; 50, rice adding groove; 51, vacuum pump; 52, discharging pipe; 60, steam tray rack. DETAILED DESCRIPTION

[0043] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application; obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application, and all other embodiments obtained by those skilled in the art without creative labor on the basis of the embodiments in the application belong to the protection scope of the application.

[0044] As Figures 1-6As shown, the embodiment of the present application discloses a full-automatic rice taking, measuring, washing, and steaming integrated machine, which comprises a washing mechanism 10, a rice steaming box 20, and a steaming plate conveying mechanism 30,

[0045] The washing mechanism 10 comprises a frame body 11, and a granary 12 is arranged on the frame body 11. Two or more granaries 12 can be arranged, and the two or more granaries 12 are arranged side by side. The multiple granaries 12 can be used to respectively store rice and other cereals, and can be selected according to specific requirements. The advantage of arranging two or more granaries is that the type of the stored cereals can be selected according to the actual situation of the dining hall, so that at least two types of cereals can be cooked at one time, or the multiple types of cereals can be mixed and cooked.

[0046] A measuring valve 121 and a sealing electromagnetic valve 122 are sequentially arranged at the bottom discharge port of the granary 12. The measuring valve 121 is used to control and measure the weight of the cereals discharged from the granary 12 according to the requirement. The sealing electromagnetic valve 122 is used to seal the discharge end of the granary 12, and is opened when discharging and closed after discharging to avoid the water vapor in the lower cleaning bucket 13 rising to the granary 12 through the pipeline, so that the cereals in the granary 12 are not damped, and the quality and storage time of the cereals are affected.

[0047] A cleaning bucket 13 is arranged below the granary 12, and the discharge end of the granary 12 is located directly above the cleaning bucket 13, that is, the cereals in the granary 12 can directly fall into the cleaning bucket 13. A water inlet valve 132 is arranged at the upper end of the cleaning bucket 13. One end of the water inlet valve 132 is opposite to the inner cavity of the cleaning bucket 13, and the other end is connected with a clean water source through a water pipe. In specific use, the water pipe can be connected with a faucet in the kitchen, and the water inlet valve 132 can be controlled by an electromagnetic valve. An overflow valve 135 is arranged on the wall of the upper end of the cleaning bucket 13. The overflow valve 135 is mainly used to prevent too much water from entering the cleaning bucket 13. A drain pipe is arranged at the outlet end of the overflow valve 135 to drain the excess water in the cleaning bucket 13. A stirrer 131 is arranged in the cleaning bucket 13. The stirrer 131 is used to stir and mix the rice and water in the cleaning bucket 13 to achieve the purpose of washing the rice. A drain valve 133 is arranged at the lower end of the cleaning bucket 13. A filter 136 is arranged at the inlet end of the drain valve 133. The filter 136 is mainly used to block the cereals in the cleaning bucket 13 to prevent the cereals from flowing out with the washing water. A drain pipe is arranged at the outlet end of the drain valve 133 to drain the washing water. The drain pipe at the outlet end of the overflow valve 135 and the drain pipe at the outlet end of the drain valve 133 are finally converged into a main drain pipe, which is connected to the sewer in the kitchen to drain the waste water generated in the entire machine. An electromagnetic discharge valve 134 is arranged at the bottom of the cleaning bucket 13. After the washing of the rice is completed, the electromagnetic discharge valve 134 is opened to discharge the mixture of the rice and water in the cleaning bucket 13.

[0048] A first placing table 14 is arranged below the cleaning bucket 13, and is used to place the empty steaming tray 40 conveyed by the steaming tray conveying mechanism 30, and the empty steaming tray 40 is used to hold the rice-water mixture in the cleaning bucket 13.

[0049] The washing mechanism 10 is further provided with a rice adding groove 50, and a vacuum pump 51 is arranged at the bottom discharge port of the rice adding groove 50. The outlet end of the vacuum pump 51 is connected to the feeding port of the granary 12 through a discharge pipe 52. Specifically, the outlet end of the discharge pipe 52 can be provided with a three-way valve, so as to introduce the outlet of the discharge pipe 52 into different granaries 12 respectively. The feeding of the granary 12 is realized through the rice adding groove 50 and the vacuum pump 51. The grain only needs to be introduced into the rice adding groove 50, and does not need to be poured into the granary 12 at a high place, thereby saving manpower.

[0050] The steaming box 20 comprises a box body 21, a box door 22 is arranged on the front of the box body 21, and a heating device and a steaming chamber are arranged in the box body 21. The steaming chamber is provided with a second placing table 23 and a steaming tray lifting mechanism 24. The steaming tray lifting mechanism 24 comprises lifting ropes 241 arranged vertically on both sides of the second placing table 23. A plurality of lifting rods 242 are arranged on the lifting ropes 241 in the vertical direction. Specifically, two lifting ropes 241 are arranged on each side of the second placing table 23, and are arranged at both ends of the lifting rods 242. The distance between the two lifting ropes 241 on the same side is greater than the width of the steaming tray 40. The lifting rods 242 on the two lifting ropes 241 are used to support the edge of the steaming tray 40, that is, the steaming tray 40 is supported by the two lifting rods 242. Two upper pulleys 243 and two lower pulleys 244 are arranged at the upper and lower ends of the box body 21 respectively. An upper motor 245 is arranged between the two upper pulleys 243, and a lower motor 246 is arranged between the two lower pulleys 244. The upper end of the lifting rope 241 is wound on the output shaft of the upper motor 245 through the upper pulley 243, and the lower end is wound on the output shaft of the lower motor 246 through the lower pulley 244. The lifting rods 242 are lifted or lowered by the upper motor 245 and the lower motor 246, so that the steaming tray 40 is lifted or lowered.

[0051] Specific working principle is: initial state, lifting rope 241 and lifting rod 242 are located below the second placing table 23, lifting rope 241 is in a relaxed state, lifting rod 242 are also stacked together, when the steaming tray 40 containing rice and water is sent to the second placing table 23, the upper motor 245 and the lower motor 246 start, the lifting rope 241 is slowly stretched, so that the uppermost lifting rod 242 rises to hold the steaming tray 40, when the distance between the steaming tray 40 and the second placing table 23 is greater than the height of the steaming tray 40, the upper motor 245 and the lower motor 246 are closed, waiting for the next steaming tray 40 to be sent to the second placing table 23, so the cycle, every steaming tray 40, the upper motor 245 and the lower motor 246 start to rise a height, until all the lifting rod 242 holds the steaming tray 40, at this time, the steaming chamber is full of steaming tray 40, that is, the rice can be steamed. If it is not necessary to be full, the number of steaming trays 40 can also be selected according to the need.

[0052] The side door 25 is hingedly arranged on the side of the box body 21 close to the washing mechanism 10, and a pneumatic opening and closing mechanism 26 is connected to the side door 25. The pneumatic opening and closing mechanism 26 includes a connecting block 261 arranged on the side door 25 and a connecting seat 262 arranged on the outer wall of the box body 21 below the side door 25. A cylinder 263 is arranged between the connecting block 261 and the connecting seat 262. One end of the cylinder 263 is hingedly connected to the connecting block 261, and the other end is hingedly connected to the connecting seat 262. In this way, the opening and closing of the side door 25 can be controlled by the extension and contraction of the cylinder 263. When the cylinder 263 is extended, the side door 25 is closed, and when the cylinder 263 is shortened, the side door 25 is opened. Specifically, the length of the connecting seat 262 is consistent with the height of the side door 25. In this way, when the side door 25 is opened horizontally, the cylinder 263 is perpendicular to the connecting seat 262 and the side door 25. The cylinder 263 supports the side door 25, so that the side door 25 remains horizontal. At this time, the upper end surfaces of the first placing table 14, the second placing table 23 and the side door 25 are coplanar. In this way, the steaming tray 40 on the first placing table 14 can be smoothly pushed through the side door 25 and pushed onto the second placing table 23.

[0053] The steaming tray conveying mechanism 30 includes a horizontal conveying mechanism 31, on which a vertical conveying mechanism 32 is slidably mounted. Specifically, the horizontal conveying mechanism 31 includes a horizontally arranged first slide rail 311 and a first lead screw 312. A first motor 313 is mounted at the end of the first lead screw 312 away from the rice steamer 20. A first slide block 314 is slidably mounted on the first slide rail 311, and a screw hole is provided in the first slide block 314 for screw connection with the first lead screw 312. The vertical conveying mechanism 32 includes a vertical second slide rail 321 and a second lead screw 322. The vertical second slide rail 321 and the second lead screw 322 are located at the bottom of the first slide block 314. A second motor 323 is mounted at the top of the second lead screw 322. A second slide block 324 is slidably mounted on the second slide rail 321, and a screw hole is provided in the second slide block 324 for screw connection with the second lead screw 322. A vertical rod 33 is fixedly mounted on the second slide block 324. A vertical rod 33 is provided on the second slide block 324. Through the horizontal conveying mechanism 31 and the vertical conveying mechanism 32, the vertical rod 33 can move in both horizontal and vertical directions. A first electromagnet 34 is provided at the bottom of the vertical rod 33. The first electromagnet 34 picks up the empty steaming tray 40, and then, through the movement of the horizontal conveying mechanism 31 and the vertical conveying mechanism 32, it holds the steaming tray 40 and conveys it to the first placement platform 14. A horizontal rod 35 is also provided on the vertical rod 33, extending towards the rice steamer 20. The horizontal rod 35 can move to the side of the steaming tray 40 away from the rice steamer 20, pressing against the side of the steaming tray 40 and pushing it into the second placement platform 14 of the rice steamer 20. The rice steamer 20 is equipped with a second electromagnet 36 at the end of the horizontal bar 35. After the rice steaming is finished, the horizontal bar 35 and the second electromagnet 36 move to the side door 25 of the rice steamer 20. With the side door 25 open and the steaming tray lifting mechanism 24 placing the steaming tray 40 on the second placement platform 23, the second electromagnet 36 attracts the side of the steaming tray 40. The horizontal conveying mechanism 31 and the vertical conveying mechanism 32 drive the horizontal bar 35 to move in the opposite direction, pulling the steaming tray 40 from the second placement platform 23 to the first placement platform 14. That is, by setting up the vertical bar 33 and the horizontal bar 35, and utilizing the characteristics of the first electromagnet 34 and the second electromagnet 36 to attract when energized and release when de-energized, the automatic feeding and removal of the steaming tray 40 into the rice steamer 20 is achieved.

[0054] The washing mechanism 10 is provided with a steaming tray rack 60 away from the side of the rice steaming box 20, the empty steaming tray 40 is stacked on the steaming tray rack 60, the horizontal conveying mechanism 31 moves to the upper side of the center of the steaming tray 40, the vertical conveying mechanism 32 drives the vertical rod 33 to descend, the first electromagnet 34 absorbs the bottom of the steaming tray 40, the vertical conveying mechanism 32 drives the vertical rod 33 to ascend to a certain position, the horizontal conveying mechanism 31 moves to the upper side of the first placing table 14, the vertical conveying mechanism 32 drives the vertical rod 33 to descend, and the steaming tray 40 falls on the first placing table 14, the first electromagnet 34 is powered off and released, and then the vertical conveying mechanism 32 and the horizontal conveying mechanism 31 drive the vertical rod 33 and the horizontal rod 35 to the side away from the rice steaming box 20.

[0055] The embodiment also provides a rice steaming method of the full-automatic rice taking, metering, washing and steaming all-in-one machine, which is suitable for the full-automatic rice taking, metering, washing and steaming all-in-one machine and includes the following steps.

[0056] S1: The grain is loaded into the grain storehouse 12; the grain storehouse 12 is provided with a plurality of grain storehouses, which can be used to store different grains, such as rice, millet, black rice, brown rice, red beans, soybeans, white beans, green beans, black beans, buckwheat and oat, one kind of grain can be placed in each grain storehouse 12, or a plurality of mixed grains can be placed, and rice, grain rice and coarse grain rice can be steamed according to needs; the grain storehouse 12 can be loaded by using the rice adding groove 50, and the grain is only needed to be poured into the rice adding groove 50, and then the grain is sucked into the grain storehouse 12 through the vacuum pump 51 and the discharge pipe 52.

[0057] S2: The metering valve 121 and the sealing electromagnetic valve 122 are opened, and the grain in the grain storehouse 12 is quantitatively placed into the washing bucket 13; the metering valve 121 and the sealing electromagnetic valve 122 are generally connected with the control system, the opening and closing of the metering valve 121 and the sealing electromagnetic valve 122 are controlled through the control system, the control system pre-sets the weight of the grain received by the steaming tray 40 when different grains are steamed, then the weight of the grain discharged from the grain storehouse 12 is controlled through the metering valve 121, and the amount of the grain in the steaming tray 40 is ensured, and the taste of the steamed rice is affected by the amount of the placed grain.

[0058] S3: The metering valve 121 and the sealing electromagnetic valve 122 are closed, the water inlet valve 132 is opened, and clean water is injected into the washing bucket 13; the stirrer 131 is opened to stir; the drain valve 133 is opened to discharge the water; and the above steps are repeated several times; the grain in the washing bucket 13 is washed clean through the repeated steps.

[0059] S4: The water inlet valve 132 is opened, and a certain amount of clean water is injected into the washing bucket 13 to adjust the rice-water ratio; specifically, the rice-water ratio of different grains is set according to the steaming and cooking conditions of different grains, and then the water inlet amount of the water inlet valve 132 is controlled by the control system.

[0060] S5: Open the electromagnetic unloading valve 134 to put the rice-water mixture in the cleaning bucket 13 into the empty steaming tray 40 on the first placement table 14; this step requires that the empty steaming tray 40 be placed on the first placement table 14 in advance. Specifically, the steaming tray rack 60 can be provided on the side of the rice washing mechanism 10 away from the rice steaming box 20, and the empty steaming trays 40 can be stacked on the steaming tray rack 60. The steaming tray conveying mechanism 30 extends above the steaming tray rack 60, and the vertical rod 33 is moved above the steaming tray rack 60 by the horizontal conveying mechanism 31 and the vertical conveying mechanism 32. Then, the first electromagnet 34 at the bottom end of the vertical rod 33 is lowered to contact the steaming tray 40, and the steaming tray 40 is moved to the first placement table 14 by the first electromagnet 34. Alternatively, the empty steaming tray 40 can be manually placed on the first placement table 14, or a mechanical hand can be used to pick up the empty steaming tray 40 and place it on the first placement table 14. Other methods can also be used to place the empty steaming tray 40 on the first placement table 14.

[0061] S6: Open the side door 25 of the rice steaming box 20 by the pneumatic opening and closing mechanism 26 to send the steaming tray 40 containing the rice-water mixture into the rice steaming box 20. Specifically, the steaming tray 40 containing the rice-water mixture can be sent into the rice steaming box 20 by hand, by the steaming tray conveying mechanism 30, or by a mechanical hand. The hand and mechanical hand methods involve directly using a hand or a mechanical hand to lift or push the steaming tray 40 into the rice steaming box 20. The steaming tray conveying mechanism 30 method involves first moving the vertical rod 33 and the horizontal rod 35 away from the rice steaming box 20 by the horizontal conveying mechanism 31 and the vertical conveying mechanism 32. Then, the second electromagnet 36 at the end of the horizontal rod 35 attracts the steaming tray 40, and the horizontal conveying mechanism 31 moves the vertical rod 33 towards the rice steaming box 20 to push the steaming tray 40 into the rice steaming box 20 and stop it on the second placement table 23.

[0062] S7: Repeat S2-S6 to convey the steaming tray 40 to the upper layer of the rice steaming box 20 by the steaming tray lifting mechanism 24. Specifically, the steaming tray 40 on the second placement table 23 is raised by the steaming tray lifting mechanism 24, and then the steps S2-S6 are repeated to wash the rice and load the rice-water mixture into the steaming tray 40. The rice washing step and the steaming tray 40 raising step can be performed simultaneously to save time. When the rice steaming box 20 is full of steaming trays 40 or reaches the required number of steaming trays 40, the side door 25 of the rice steaming box 20 is closed, and the rice is steamed.

[0063] S8: After the rice is steamed, the lower steaming tray 40 is lowered to the second placement table 23 by the steaming tray lifting mechanism 24, and the side door 25 is opened. The steaming tray 40 is removed by hand, the steaming tray conveying mechanism 30, or a mechanical hand.

[0064] The above merely describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-described embodiments. Any technical solution falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the art, some improvements and refinements without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A fully automatic rice dispensing, metering, washing, and steaming integrated machine, characterized in that: It includes a washing mechanism (10), a rice steamer (20), and a steaming tray conveying mechanism (30). The washing mechanism (10) includes a frame (11), on which a grain bin (12) is provided. A metering valve (121) and a sealing solenoid valve (122) are sequentially provided at the bottom outlet of the grain bin (12). A washing hopper (13) is provided below the grain bin (12). A stirrer (131) is provided inside the washing hopper (13). A water inlet valve (132) is provided at the upper end of the washing hopper (13), a drain valve (133) is provided at the lower end, and a solenoid discharge valve (134) is provided at the bottom. A first placement platform (14) for placing the steaming tray (40) is provided below the washing hopper (13). The rice steamer (20) includes a box body (21), a box door (22) is rotatably provided on the front of the box body (21), a heating device and a rice steaming chamber are provided inside the box body (21), a second placement platform (23) and a steaming tray lifting mechanism (24) are provided inside the rice steaming chamber, a side door (25) is hinged to the side of the box body (21) near the washing mechanism (10), a pneumatic opening and closing mechanism (26) is connected to the side door (25), when the side door (25) is opened to a horizontal position, the upper surfaces of the first placement platform (14), the second placement platform (23) and the side door (25) are coplanar; The steaming tray conveying mechanism (30) includes a horizontal conveying mechanism (31), a vertical conveying mechanism (32) is slidably arranged on the horizontal conveying mechanism (31), a vertical rod (33) is slidably arranged on the vertical conveying mechanism (32), a first electromagnet (34) is arranged at the bottom end of the vertical rod (33), a horizontal rod (35) is also arranged on the vertical rod (33) extending towards the steaming box (20), and a second electromagnet (36) is arranged at the end of the horizontal rod (35). The first electromagnet (34) is used to attract the steaming tray (40) and convey it to the first placement platform (14), and the second electromagnet (36) is used to attract the side wall of the steaming tray (40) and push the steaming tray (40) from the first placement platform (14) to the second placement platform (23) or pull the steaming tray (40) from the second placement platform (23) to the first placement platform (14). The pneumatic opening and closing mechanism (26) includes a connecting block (261) on the side door (25) and a connecting seat (262) on the outer wall of the box (21) below the side door (25). A cylinder (263) is provided between the connecting block (261) and the connecting seat (262). One end of the cylinder (263) is hinged to the connecting block (261) and the other end is hinged to the connecting seat (262). The length of the connecting seat (262) is the same as the height of the side door (25).

2. The fully automatic rice dispensing, metering, washing, and steaming integrated machine according to claim 1, characterized in that: Outside the washing mechanism (10), there is also a rice filling trough (50). A vacuum pump (51) is installed at the bottom outlet of the rice filling trough (50). The outlet of the vacuum pump (51) is connected to the feed inlet of the grain silo (12) through the discharge pipe (52).

3. The fully automatic rice dispensing, metering, washing, and steaming integrated machine according to claim 1, characterized in that: The steaming tray lifting mechanism (24) includes lifting ropes (241) arranged vertically on both sides of the second placement platform (23). Several lifting rods (242) are arranged vertically on the lifting ropes (241). The lifting rods (242) on the two lifting ropes (241) are used to lift the edge of the steaming tray (40) in pairs. The upper and lower ends of the box body (21) are each provided with two upper pulleys (243) and two lower pulleys (244). An upper motor (245) is arranged between the two upper pulleys (243) and a lower motor (246) is arranged between the two lower pulleys (244). The upper end of the lifting rope (241) is wound onto the output shaft of the upper motor (245) through the upper pulley (243) and the lower end is wound onto the output shaft of the lower motor (246) through the lower pulley (244).

4. The fully automatic rice dispensing, metering, washing, and steaming integrated machine according to claim 1, characterized in that: The horizontal conveying mechanism (31) includes a first slide rail (311) and a first lead screw (312) arranged horizontally. A first motor (313) is provided at the end of the first lead screw (312) away from the rice steamer (20). A first slide block (314) is slidably arranged on the first slide rail (311). The first slide block (314) has a screw hole in it that is helically connected to the first lead screw (312). A second slide rail (321) and a second lead screw (322) are arranged vertically at the bottom of the first slide block (314). A second motor (323) is provided at the top of the second lead screw (322). A second slide block (324) is slidably arranged on the second slide rail (321). The second slide block (324) has a screw hole in it that is helically connected to the second lead screw (322). The vertical rod (33) is fixedly arranged on the second slide block (324).

5. The fully automatic rice dispensing, metering, washing, and steaming integrated machine according to claim 1, characterized in that: The washing mechanism (10) is provided with a steaming tray rack (60) on the side away from the rice steamer (20), and the steaming tray rack (60) is used to stack empty steaming trays (40).

6. The rice steaming method of the fully automatic rice dispensing, metering, washing, and steaming integrated rice cooker according to any one of claims 1-5, characterized in that, Includes the following steps: S1: Load grain into the barn (12); S2: Open the metering valve (121) and the sealing solenoid valve (122) to put the grain in the grain bin (12) into the washing hopper (13) in a measured amount; S3: Close the metering valve (121) and the sealing solenoid valve (122), open the water inlet valve (132) to inject clean water into the cleaning tank (13); turn on the agitator (131) to agitate; open the drain valve (133) to drain all the water; repeat several times; S4: Open the water inlet valve (132) and inject a certain amount of clean water into the washing tub (13) to adjust the rice-water ratio; S5: Open the electromagnetic feeding valve (134) and put the rice-water mixture in the washing bucket (13) into the empty steaming tray (40) on the first placement platform (14); S6: Open the side door (25) of the rice steamer (20) and put the steaming tray (40) containing the rice-water mixture into the rice steamer (20); S7: Repeat S2-S6, and use the steaming tray lifting mechanism (24) to transport the steaming tray (40) to the upper layer of the rice steamer (20). When the rice steamer (20) is full of steaming trays (40) or the required number of steaming trays (40) is reached, close the side door (25) of the rice steamer (20) and start steaming.

7. The rice steaming method of the fully automatic rice dispensing, metering, washing, and steaming integrated rice cooker according to claim 6, characterized in that: The grains in the granary (12) are one or more of the five grains.

8. The rice steaming method of the fully automatic rice dispensing, metering, washing, and steaming integrated rice cooker according to claim 6, characterized in that: The method of sending the steaming tray (40) into the rice steamer (20) in step S6 includes manual feeding, feeding by the steaming tray conveyor (30) or feeding by a robot.

9. The rice steaming method of the fully automatic rice dispensing, metering, washing, and steaming integrated rice machine according to claim 6, characterized in that: It also includes step S8: After the rice is steamed, start the steaming tray lifting mechanism (24) to lower the lower steaming tray (40) onto the second placement platform (23), open the side door (25), and take out the steaming tray (40) manually, by the steaming tray conveying mechanism (30) or by the robot.

Images