CN115251703A

CN115251703A - Self-service catering equipment and food processing method

Info

Publication number: CN115251703A
Application number: CN202210923250.7A
Authority: CN
Inventors: 黄文韬
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-28
Filing date: 2022-08-02
Publication date: 2022-11-01

Abstract

The invention discloses self-service catering equipment and a food processing method, wherein the self-service catering equipment comprises a refrigerated cabinet, a microwave oven, a barbecue device, a first mechanical arm and a second mechanical arm for grabbing food, wherein the refrigerated cabinet is arranged in a food refrigerating area, and the microwave oven and the barbecue device are arranged on a workbench of a food processing area; a sliding track is arranged between the workbench of the food refrigerating area and the workbench of the food processing area, and the first mechanical arm is arranged on the sliding track and used for grabbing food in the refrigerated cabinet and conveying the food to the food processing area for processing; the second mechanical arm is arranged on a workbench of the food processing area and used for grabbing food to be processed on the workbench and transferring the food to an output window or conveying the food to a barbecue device for secondary barbecue according to a preset program. The invention can realize the full automation of the whole food cooking and processing flow, not only improves the processing efficiency of barbecue, but also reduces the potential damage to the environment and human body caused by open fire barbecue, and effectively improves the quality and efficiency of food processing.

Description

Self-service catering equipment and food processing method

Technical Field

The invention belongs to the technical field of automatic catering equipment, and particularly relates to self-service catering equipment and a food processing method.

Background

In the traditional catering industry, most of the catering industry still adopts a store operation mode, and the dish is processed by manual cooking by a chef, so that a large number of service personnel need to be hired, the operation cost is high, the service efficiency is low, and the quality of dishes varies from person to person. Barbecue is one of the food cooking methods that is liked by the user deeply, to barbecue (like meat products, seafood, vegetables etc.) for example, usually by manual operation, roast on the oven, not only roast the time longer (the kebab of general vegetables needs 2, 3 minutes, and meat products then need about 10 minutes), the smoke and dust that open oven produced when burning causes the pollution to the surrounding environment easily moreover, also can cause potential harm (inhales smoke and dust etc.) to master barbecue.

In recent years, with the trend of automation of catering equipment, some food machines can directly use robots to cook and process food instead of manual work. However, the existing food processing equipment can only realize a single food cooking function, and cannot realize the whole food cooking process. And the function that current food processing equipment realized is comparatively single, and especially, to barbecue equipment, current self-service equipment is all not ideal in the aspect such as barbecue taste, taste of food, can't satisfy the culinary art demand that food was barbecued.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides self-service catering equipment and a food processing method, so as to realize full automation of the whole food cooking and processing flow and effectively improve the quality and efficiency of food processing.

The technical scheme of the invention is as follows: a self-service catering device comprises a refrigerated cabinet, a microwave oven, a barbecue device, a first mechanical arm and a second mechanical arm, wherein the first mechanical arm and the second mechanical arm are used for grabbing food; a sliding track is arranged between the workbench of the food refrigerating area and the workbench of the food processing area, and the first mechanical arm is arranged on the sliding track and used for grabbing food in the refrigerated cabinet and conveying the food to the food processing area for processing; the second mechanical arm is arranged on a workbench of the food processing area and used for grabbing food to be processed on the workbench and transferring the food to an output window or conveying the food to a barbecue device for secondary barbecue according to a preset program.

Further, be equipped with the cavity that can hold the food of treating processing in the microwave oven to and microwave generator and heater, the microwave distribution that microwave generator generated is in the cavity, the heat that the heater produced lets in the cavity through air supply arrangement.

Furthermore, the barbecue device comprises an oven body and a grill, wherein the oven body is provided with a transmission mechanism and a clamp, and the transmission mechanism is connected with the motor and is linked with the clamp through a transmission gear; a heating device for barbecue is arranged in the oven body, and a bracket for placing a grill is also arranged on the oven body; the gridiron is provided with a rod clamping groove for placing the rod body, and the clamp is correspondingly arranged with the rod clamping groove of the gridiron and is used for clamping and rotating the rod body on the gridiron for barbecue.

Further, the oven body comprises a shell which is opened upwards, and a tray which is arranged in the shell; the heating device is a charcoal fire tray capable of containing fuel, and the charcoal fire tray is arranged on the tray; the bracket is fixed above the shell, and a net rack is arranged between the bracket and the charcoal fire plate. And the bottom of the tray is provided with a lifting device for controlling the tray to drive the charcoal fire tray to lift.

Furthermore, the clamp comprises a connector and two clamping nozzles, the clamping nozzles are movably connected with the connector, the clamping nozzles are installed in the sleeve, and a push-pull spring is arranged in the sleeve and used for controlling the opening and closing of the clamping nozzles; one end of the connector is connected with the driven gear and used for controlling the rotation of the clamp.

Furthermore, the grill is a square frame, a pair of transverse frames of the frame are correspondingly provided with a stick clamping groove and a groove for placing a stick body, and the other pair of longitudinal frames are bent downwards to form a folding edge capable of supporting the grill.

Further, the barbecue device further comprises an oil spraying powder scattering device, wherein the oil spraying powder scattering device is installed on the slide rail of the workbench through a stand column and used for driving the oil spraying powder scattering device to do linear motion along the slide rail.

Furthermore, the self-service catering equipment further comprises a discharge cabinet, wherein a food conveying device connected with the discharge cabinet is arranged in the refrigerated cabinet and used for conveying food in the refrigerated cabinet to a delivery outlet of the discharge cabinet for the first mechanical arm to grab.

Furthermore, the output window is also provided with a turntable, the middle part of the turntable is provided with a partition plate, and the lunch box is arranged on the turntable and can be output in a rotating way.

Based on the self-service catering equipment, the invention also provides a food processing method, which comprises the following steps:

(1) Controlling the first mechanical arm to take out the food to be processed from the refrigerated cabinet and putting the food into a microwave oven in a food processing area;

(2) Controlling the microwave oven to start, and baking the food by using microwave and hot air;

(3) After the microwave oven finishes baking, controlling a first mechanical arm to take out food in the microwave oven and placing the food in a cache area of a workbench;

(4) And controlling the second mechanical arm to transfer the food in the buffer area to the output window.

Further, the food processing method of the self-service catering equipment can also comprise the following steps:

(4) Controlling a second mechanical arm to transfer the food in the cache region to a barbecue device for secondary barbecue;

(5) After the barbecue device finishes baking, the second mechanical arm is controlled to take out the baked food, and the baked food is placed into a lunch box and then transferred to an output window.

Furthermore, a microwave generator and a heater are arranged in the microwave oven, and the barbecue process can be controlled by setting microwave quantity, microwave time, heating temperature and heating time.

Further, the secondary roasting in the step (4) comprises oil spraying, powder scattering and roasting of the food. The barbecue device is provided with a grill, and food to be processed is placed on the grill to be barbecued in a rotating mode.

The self-service catering equipment and the food processing method provided by the embodiment of the invention realize automation of the whole cooking process from refrigerating food to barbecuing finished products. Firstly, taking out refrigerated food to be processed by a mechanical arm, putting the refrigerated food to be processed into a microwave oven, and quickly heating and baking the food in a microwave mode; furthermore, according to the type of the food, the food processed by the microwave oven can be selectively sent to a barbecue device (charcoal fire oven) for secondary barbecue, so that the taste and mouthfeel of the food can be effectively improved. The invention can realize the full automation of the whole food cooking and processing flow, not only improves the processing efficiency of barbecue, but also reduces the potential damage of open fire barbecue to the environment and human body, and effectively improves the quality and efficiency of food processing.

Drawings

FIG. 1 is a schematic view of the overall structure of the buffet serving device according to the embodiment of the invention.

FIG. 2 is a schematic top view of a catering device according to an embodiment of the invention.

FIG. 3 is an exploded view of the catering equipment according to the embodiment of the invention.

FIG. 4 is a schematic structural diagram of a grilling device according to an embodiment of the present invention.

FIG. 5 is an exploded view of the grilling device according to the embodiment of the present invention.

FIG. 6 is a top view of the grilling device of the present invention.

Fig. 7 is a side view of the food grilling device according to the embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a microwave oven according to an embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a clamp according to an embodiment of the present invention.

Fig. 10 (a) and 10 (b) are schematic views showing the structure of the clamp of fig. 9 when the mouth is opened and closed.

FIG. 11 is a schematic structural view of a grill in the barbecue apparatus according to the embodiment of the present invention.

FIG. 12 is a schematic view of a powder spraying device of the barbecue apparatus according to the embodiment of the invention.

FIG. 13 is an exploded view of a powder injector of a barbecue apparatus according to an embodiment of the invention.

FIG. 14 is a flow chart of a food processing method of the buffet facility according to the embodiment of the invention.

FIG. 15 is a block diagram illustrating a control principle of the cafeteria device according to the embodiment of the present invention.

FIG. 16 is a functional block diagram of the charcoal stove control system illustrated in FIG. 15.

In the figure: 100-buffet equipment, 10-an oven body, 11-a transmission mechanism, 12-a motor, 13-a bracket, 14-a tray, 15-a shell, 16-a net rack, 17-an oil receiving disc, 18-a heat insulation layer and 19-a charcoal fire tray; 111-transmission gear, 112-mounting bracket, 113-clamp, 114-gear, 115-clamping mouth, 116-connector, 117-push-pull spring, 118-sleeve and 119-cylinder; 200-barbecue device, 20-oil spraying powder device, 21-slide rail, 22-column, 23-oil nozzle, 24-powder spraying box, 25-control box, 26-powder spraying wheel, 27-motor, 28-gap, 29-fixing frame; 30-gridiron, 31-clamping roller groove, 32-groove, 33-flanging; 41-lifting motor, 42-lifting rod; 50-microwave oven, 51-automatic door, 52-microwave generator, 53-heater, 54-air supply device, 55-cavity; 60-workbench, 61-output window, 62-buffer area, 63-turntable, 64-extraction port; 71-refrigerator, 72-discharge cabinet, 73-outlet; 81-first arm, 82-second arm, 83-sliding track.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. Based on the following embodiments, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

If there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a technical feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization of those skilled in the art.

As shown in fig. 1 to 3, the cafeteria equipment 100 of the embodiment of the present invention comprises a refrigerated cabinet 71, a microwave oven 50, a grilling device 200, and a first mechanical arm 81 and a second mechanical arm 82 for grabbing food, wherein the refrigerated cabinet 71 is placed in a food refrigerating area, and the microwave oven 50 and the grilling device 200 are installed on a workbench 60 of a food processing area; a sliding track 83 is arranged between the workbench of the food refrigerating area and the workbench of the food processing area, and the first mechanical arm 81 is arranged above the sliding track 83 and used for grabbing the food in the refrigerated cabinet 71 and conveying the food to the food processing area for processing; the second robot arm 82 is disposed on the table 60 of the food processing area for grasping the food to be processed on the table and transferring the food to an output window or transferring the food to the grilling device 200 for secondary grilling according to a preset program.

As shown in fig. 8, a cavity 55 capable of accommodating food to be processed, a microwave generator 52 and a heater 53 are arranged in the microwave oven 50, microwaves generated by the microwave generator 52 are distributed in the cavity 55, and heat generated by the heater 53 is introduced into the cavity 55 through an air supply device 54. When the microwave oven is used, when the first mechanical arm 81 grabs food and sends the food to the microwave oven 50, the automatic door 51 is opened, the first mechanical arm 81 puts the food into the cavity 55, and the system sets parameters such as microwave quantity, microwave time, heating temperature and heating time according to the type of the food to be processed, so that the food can be baked.

As shown in fig. 3, the buffet facility 100 further includes a discharge cabinet 72 disposed between the two refrigerated cabinets 71, and a food conveying device (not shown) connected to the discharge cabinet 72 is disposed in the refrigerated cabinet 71, and is used for conveying the food in the refrigerated cabinet 71 to the output port 73 of the discharge cabinet 72 for being grabbed by the first robot arm 81. The food processing area is characterized in that an output window 61 is arranged on a workbench 60, the output window is provided with a turntable 63, a partition plate is arranged in the middle of the turntable, when the lunch box is placed on the turntable 63, the lunch box can be rotationally output, and meanwhile, the partition plate plays a role in isolating the internal environment from the external environment. The work table 60 is further provided with a buffer area 62 for placing the food grabbed by the first mechanical arm 81 for the second mechanical arm 82 to grab.

As shown in fig. 4 to 7, the barbecue apparatus 200 according to the embodiment of the present invention includes an oven body 10 and a grill 30, wherein the oven body 10 is provided with a transmission mechanism 11 and a clamp 113, the transmission mechanism 11 is connected to a motor 12, and is linked with the clamp 113 through a transmission gear 111 mounted on a mounting bracket 112; a heating device for barbecue is arranged in the oven body 10 (in the embodiment, a charcoal fire tray 19 capable of containing fuel such as charcoal is preferably adopted), and a bracket 13 for placing a grill 30 is arranged on the oven body 10; the grill 30 is provided with a stick clamping groove for placing a stick body, and the clamp 113 is correspondingly arranged with the stick clamping groove of the grill and used for clamping and rotating the stick body on the grill 30 for barbecue. By adopting a charcoal fire barbecue mode, a special smoke and fire flavor can be formed, and the taste of baked food is improved. According to different use occasions, in some places (such as office buildings and the like) where charcoal fire cannot be used, the heating device for barbecue in the oven body 10 can also adopt electric heating tubes, infrared heating tubes and other electric devices, so that pollution of smoke dust and the like generated by charcoal fire barbecue is avoided.

Further, as shown in fig. 12 and 13, the grilling device 200 further includes an oil spraying and powder scattering device 20, wherein the oil spraying and powder scattering device 20 is installed on one side of the oven body 10 through a pillar 22. The oil spraying dusting device 20 comprises at least one dusting box 24 capable of containing powdery seasoning and at least one oil nozzle 23, wherein the dusting box 24 and the oil nozzle 23 are arranged on a fixed frame 29, the dusting port and the oil nozzle are arranged above a grill 30, and the dusting box 24 and the oil nozzle 23 can be controlled to perform dusting and/or oil spraying through a motor 27 in a control box 25. A dusting wheel 26 is arranged in the dusting box 24, the surface of the dusting wheel is provided with strip-shaped slits, the dusting wheel 26 rotates under the drive of a motor 27, and the seasoning powder in each strip-shaped slit can fall through a slit 28 below. The upright post 22 of the oil-spraying powder-scattering device 20 is arranged on the slide rail 21 and used for driving the oil-spraying powder-scattering device to do linear motion along the slide rail, so that seasoning spraying is realized on the grilled food on different grills.

As shown in fig. 5, the oven body 10 includes a housing 15 opened upward, a tray 14 placed in the housing, and the charcoal fire tray 19 is placed above the tray 14; the bracket 13 is fixed above the shell 15, and a net rack 16 is arranged between the bracket 13 and the charcoal fire plate 19. The bottom of the tray 14 is also provided with a lifting device consisting of a lifting motor 41 and a lifting rod 42, the lifting rod 42 is fixedly connected with the tray 14, the lifting motor 41 can control the tray 14 to drive the charcoal fire tray 19 to lift, and the temperature sensor (not shown in the figure) arranged in the oven body can adjust the fire intensity and the temperature of the grill. In addition, ventilation holes are formed at both sides of the case 15 and both sides of the charcoal fire plate 19 for ventilating the charcoal fire plate 19 for fuel combustion; and one side of the shell 15 is also provided with an opening for drawing the charcoal fire disc 19 in and out, so that the charcoal fire disc can be conveniently drawn out from the opening and further drawn out from the taking-out port 64 on the workbench, and ash and the like in the disc can be conveniently cleaned. In the figure, the charcoal fire pan 19 is divided into two parts, wherein one part can contain fuel, and the other part is provided with an oil receiving pan 17 (arranged on one side of the charcoal fire pan through a heat insulation layer 18) for containing oil drops and the like sprayed by an oil spraying and powder scattering device 20.

As shown in fig. 9, the clamp 113 includes a connector 116 and two clamp jaws 115, the clamp jaws 115 are movably connected to the connector 116, the clamp jaws 115 are installed in a sleeve 118, and a push-pull spring 117 is provided in the sleeve 118 for controlling the opening (shown in fig. 10 (a)) and closing (shown in fig. 10 (b)) of the clamp jaws 115; one end of the connecting head 116 is connected to the driven gear 114 for controlling the rotation of the clamp 113. In addition, the clamp 113 is connected to the air cylinder 119 through a linkage mechanism (not shown), and is used for pushing a push-pull spring in the clamp 113 by air pressure of the air cylinder.

As shown in fig. 11, the grill 30 is a square frame, a pair of horizontal side frames of the square frame are correspondingly provided with a stick clamping groove 31 and a groove 32 for placing the stick body, so that the stick body of the skewer is clamped and cannot fall off randomly when being placed into the stick clamping groove, and the other pair of vertical side frames are bent downwards to form a folding edge 33 capable of supporting the grill. When the barbecue grill is used, food to be baked (such as meat, vegetables and the like) is stringed on a stick body such as a bamboo stick to form a string, the head of the string is placed in the groove 32, the tail end of the string is placed in the rod clamping groove 31, the grill 30 and the string are placed on the support 13 of the oven body 10 together, the tail end of the stick body of the string is inserted into the clamping mouth 115 of the clamp 113, the clamping mouth 115 can be closed to clamp the stick body, then the drive mechanism 11 drives the clamp 113 to rotate, the string can be rotated on the grill 30 to be baked, after baking is finished, the clamping mouth is opened under the acting force of the cylinder 119, and the grill 30 can be taken out. In the barbecue process, the oil spraying and powder scattering device 20 can be used for spraying oil and scattering powder (such as chilli powder and cumin powder) on the kebabs, so that the taste of the kebabs is improved.

As shown in fig. 15 and 16, in the present embodiment, the cafeteria equipment adopts a PLC control system to control subsystems in the equipment, and the PLC control system is further divided into an ice chest (refrigerated cabinet) storage system, an intelligent mechanical arm control system, a micro oven (microwave oven) control system, a charcoal oven control system, and the like. The bin storage system is used to control the storage temperature of the freezer and the conveyor of the freezer to deliver food to the outlet 73 for the robotic arm to grasp. The action of first arm of intelligence arm control system control respectively and second arm, wherein first arm 81 is controlled and is moved between the buffer (the transfer district) of freezer, microwave oven and workstation, and second arm 82 is controlled and moves about at the workstation region, mainly includes to put into barbecue device 200 with the food of treating the barbecue and carries out the baking (specifically including oil spout, charcoal roast, transfer, shipment etc.) to and directly snatch the shipment with the food (need not charcoal roast type food) of buffer. The micro-oven control system is used for controlling the automatic door of the microwave oven to be opened or closed, and setting baking parameters (microwave quantity, heating device temperature, air quantity, time and the like) of the microwave oven according to different food materials. Other control systems can control linkage, meal delivery turntable control, air purification control and the like of the order system and the catering equipment.

Charcoal stove control system among the above-mentioned PLC control system further includes gridion and charcoal stove linked system, oil spout dusting control system and charcoal fire constant temperature control system, gridion and charcoal stove linked system are used for controlling the linkage of gridion and oven and the automatic action of overturning of 360 degrees, oil spout dusting control system is used for controlling the second arm and snatchs the gridion and remove between different workstations to realize actions such as oil spout (or sweet water), dusting (chilli powder, cumin powder etc.), charcoal fire constant temperature control system is used for controlling the lift of charcoal fire dish, and monitors, reports to the police etc. to the temperature of charcoal fire dish.

Based on the self-service equipment and the control system thereof, the invention also provides two food processing methods, as shown in fig. 14. When the food to be processed (such as vegetables) does not need to be roasted by charcoal fire, the food processing method comprises the following steps:

(1) Controlling the first robot 81 to remove the food to be processed from the refrigerated cabinet 71 and place it in the microwave oven 50 of the food processing area;

(2) Controlling the microwave oven 50 to start, and baking the food by using microwave and hot air;

(3) After the microwave oven 50 finishes baking, controlling the first mechanical arm 81 to take out the food in the microwave oven and place the food in the buffer area 62 of the workbench;

(4) And controlling the second mechanical arm 82 to transfer the food in the buffer area to the turntable 63 of the output window 61 for the user to take meals.

Further, when the food to be processed (such as meat products) needs to be roasted by the second charcoal fire, the food processing method comprises the following steps:

(1) Controlling the first robot arm 81 to take the food to be processed out of the refrigerated cabinet 71 and put it in the microwave oven 50 of the food processing area;

(2) Controlling the microwave oven 50 to start, and baking the food by using the microwave and the hot air;

(4) Controlling the second mechanical arm 82 to transfer the food in the cache region to the barbecue device 200 for secondary barbecue, specifically comprising oil spraying, powder scattering and barbecue of the food; the barbecue device is provided with a grill 30, and food to be processed is placed on the grill 30 for rotary barbecue;

(5) After the grilling device 200 finishes grilling, the second mechanical arm 82 is controlled to take out the grilled food, place the food in the lunch box, and transfer the food to the turntable 63 of the output window 61 for the user to take the food.

The self-service catering equipment can realize full-automatic cooking operation and control by adopting PLC programming, take out refrigerated food to be processed by a mechanical arm, place the food into a microwave oven, and rapidly heat and bake the food in a microwave mode; furthermore, according to the type of the food, the food processed by the microwave oven can be selectively sent to a barbecue device (charcoal fire oven) for secondary barbecue, so that the taste and mouthfeel of the food can be effectively improved. The invention can realize the full automation of the whole food cooking and processing flow, does not need manual participation in the process, not only improves the processing efficiency of barbecue, but also reduces the potential damage of open fire barbecue to the environment and human body, and effectively improves the quality and efficiency of food processing.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be construed as the protection scope of the present invention.

Claims

1. A self-service catering equipment is characterized in that: the food processing system comprises a refrigerated cabinet, a microwave oven, a barbecue device, a first mechanical arm and a second mechanical arm, wherein the first mechanical arm and the second mechanical arm are used for grabbing food; a sliding track is arranged between the workbench of the food refrigerating area and the workbench of the food processing area, and the first mechanical arm is arranged on the sliding track and used for grabbing food in the refrigerated cabinet and conveying the food to the food processing area for processing; the second mechanical arm is arranged on a workbench of the food processing area and used for grabbing food to be processed on the workbench and transferring the food to an output window or conveying the food to a barbecue device for secondary barbecue according to a preset program.

2. The catering device according to claim 1, wherein: the microwave oven is characterized in that a cavity capable of containing food to be processed, a microwave generator and a heater are arranged in the microwave oven, microwaves generated by the microwave generator are distributed in the cavity, and heat generated by the heater is introduced into the cavity through an air supply device.

3. The catering device according to claim 1 or 2, wherein: the barbecue device comprises an oven body and a grill, wherein the oven body is provided with a transmission mechanism and a clamp, and the transmission mechanism is connected with a motor and is linked with the clamp through a transmission gear; a heating device for barbecue is arranged in the oven body, and a bracket for placing a grill is also arranged on the oven body; the gridiron is provided with a rod clamping groove for placing the rod body, and the clamp is correspondingly arranged with the rod clamping groove of the gridiron and is used for clamping and rotating the rod body on the gridiron for barbecue.

4. The catering device according to claim 3, wherein: the oven body comprises a shell which is opened upwards and a tray which is arranged in the shell; the heating device is a charcoal fire tray capable of containing fuel, the charcoal fire tray is arranged on the tray, and the bottom of the tray is provided with a lifting device for controlling the charcoal fire tray; the support is fixed above the shell, and a net rack is arranged between the support and the charcoal fire plate.

5. The catering device according to claim 3, wherein: the clamp comprises a connector and two clamping nozzles, the clamping nozzles are movably connected with the connector, the clamping nozzles are arranged in a sleeve, and a push-pull spring is arranged in the sleeve and used for controlling the opening and closing of the clamping nozzles; one end of the connector is connected with the driven gear and used for controlling the rotation of the clamp.

6. The catering device according to claim 3, wherein: the grill is a square frame, a pair of transverse frames of the frame are correspondingly provided with a stick clamping groove and a groove for placing a stick body, and the other pair of longitudinal frames are bent downwards to form folded edges capable of supporting the grill.

7. The catering device according to claim 3, wherein: the barbecue device further comprises an oil spraying dusting device, and the oil spraying dusting device is installed on the slide rail of the workbench through a stand column and used for driving the oil spraying dusting device to do linear motion along the slide rail.

8. The catering device according to claim 1, wherein: still include ejection of compact cabinet, be equipped with the food conveyer who is connected with the ejection of compact cabinet in the freezer for carry the delivery outlet to the ejection of compact cabinet with the food in the freezer, supply first arm of a robot to snatch.

9. A method of processing food in a cafeteria facility as claimed in claim 1, wherein the method comprises the steps of: the method comprises the following steps:

10. A method of processing food in a cafeteria facility as claimed in claim 1, wherein the method comprises the steps of: the method comprises the following steps:

11. A food processing method according to claim 9 or 10, wherein: the microwave oven is internally provided with a microwave generator and a heater, and the barbecue process can be controlled by setting microwave quantity, microwave time, heating temperature and heating time.

12. The food processing method of claim 10, wherein: and (4) performing secondary roasting in the step (4) including oil spraying, powder scattering and roasting on the food, wherein the roasting device is provided with a roasting rack, and the food to be processed is placed on the roasting rack for rotary roasting.