35results about "Mixing/kneading structural elements" patented technology

This invention belongs to the field of food manufacturing technology, specifically a sugar fermentation device for pastry processing. It includes a receiving component with symmetrically arranged outer support components on both sides of its outer surface for controlling rotation; an inner processing component located inside the receiving component; and an outer cover component located on top of the receiving component for sealing it. During mixing, the dough is isolated from the inner wall of the fermentation tank, preventing fermentation liquid and dough from adhering to the inner wall. After opening, the inner isolation cylinder can be pulled out for separate cleaning, eliminating the need to clean the inner wall of the fermentation tank. Only the bottom of the inner wall needs to be cleaned directly. This eliminates the need to fill the fermentation tank with cleaning liquid, significantly reducing liquid consumption and achieving rapid cleaning, thus preventing bacterial growth and contamination of the fermenting dough inside the fermentation tank.

This invention relates to the field of dough kneading machine technology, and more particularly to a silent dough kneading machine. The silent dough kneading machine achieves silent kneading through the following steps: Step A, maintaining the system's suspended state; Step B, magnetic field-oriented control drive; Step C, dynamic load sensing; Step D, torque feedforward compensation. This invention achieves flexible floating of the modular powertrain through a three-dimensional suspended support component, utilizes a magnetic field-oriented control vector drive algorithm to drive a brushless DC motor, and combines dynamic load sensing and torque feedforward compensation. This achieves physical isolation of mechanical vibrations along the power transmission path and active torque offsetting of nonlinear load pulsations, significantly reducing operating noise and improving rotational stability.

The application discloses a PLC-controlled yogurt cake layered filling forming equipment, and relates to the technical field of food processing. The PLC-controlled yogurt cake layered filling forming equipment is characterized by the following: through the automatic linkage design of the feeding push rod, the feeding frame one and the feeding frame two, and the accurate instruction control of the PLC controller, the automatic layered feeding of yogurt cake raw materials and fillings, the recovery of excess materials and the cleaning of the surface of the forming frame are realized. Compared with the traditional manual layered feeding mode, the feeding efficiency is improved. Through synchronous forming and stirring, the stirring of the forming-pressing table lifting linkage feeding assembly is further reduced, the production cycle of a single yogurt cake is further shortened, and continuous batch production can be realized.

The utility model belongs to fermentation food technology field, specifically speaking is a kind of fermentation machine for fermentation food of convenient unloading dough, including base and baffle, the base upper end is connected with stirring barrel, the base upper end is equipped with recess, recess is equipped with fetch groove, fetch groove is communicated with the side wall of base, recess is fixedly connected with electric push rod, and electric push rod upper end places fermentation box. The utility model has reasonable structure, and fermentation box can move up and down in base using the telescopic function of electric push rod. When worker fetches dough, need not to climb, just need to operate at fetch groove, effectively prevent the fall, slip and other accidents caused by climbing to fetch dough, effectively protect worker safety and health.

This invention relates to the field of dough mixer technology, specifically to an openable continuous vacuum dough mixer, comprising a mixing mechanism and a kneading mechanism. The mixing mechanism includes a mounting body, a mixing box, a motor a, a tube a, a motor b, and a plate a. The mounting body has chambers a and b on its two sides respectively. The mixing box is rotatably connected to the mounting body via a rotating shaft. The motor b is driven by the rotating shaft. The tube a is rotatably disposed inside the mixing box. The motor a is driven by the tube a. The plate a is connected to the outer surface of the tube a. A vacuum pump is mounted on the mounting body and communicates with the mixing box via a tube c. The kneading mechanism includes a magnetic field generating part, a pump body a, a connecting part, a box body a, and an elastic membrane. The elastic membrane wraps around the outer surfaces of the tube a and the plate a. The pump body a is connected to the box a. The outlet pipe of the pump body a is connected to the tube a via the connecting part. The magnetic field generating part is located on the door b. This invention achieves stepless adjustment of kneading intensity and also realizes a self-cleaning function for residual dough.

The utility model discloses a kind of feeding devices for mixing flour, it is related to flour mixing technical field, and it includes: support cover, the top two sides of support cover are fixedly installed with two support frames, the inside of support frame is fixedly installed with screening box, the bottom of screening box is fixedly installed with dustproof discharge gate, the top of screening box is fixedly installed with feed hopper, the inside bottom plate of screening box is fixedly installed with support rod, the top middle of support rod is fixedly installed with reciprocating motor.The feeding device for mixing flour, flour can be sent in by feed hopper, when cover plate feels gravity, spring hinge can be made to overturn, so as to send flour, after sending, reset is carried out by spring hinge, flour can be guided to send into the inside of screening barrel by guide groove, by the operation of reciprocating motor at screening barrel bottom, screening barrel can be driven to rotate back and forth, agglomerated flour is broken and screened, after screening, send into the inside of collecting box by dustproof discharge gate.

This utility model relates to a support mechanism for a dough mixer mixer, including a dough hopper and a mixing shaft. Openings are respectively provided on the two side plates of the dough hopper. Flanges coaxial with the mixing shaft are connected to the openings on both side plates. One end of the mixing shaft passes through the left flange and is fitted with a connecting drive sprocket at the end. The other end of the mixing shaft passes through the right flange and is fitted with a connecting worm gear at the end. Both flanges have bearing chambers extending into their inner cavities connected by screws at their ends away from the openings. Two deep groove ball bearings are installed in the bearing chamber of the left flange via bearing spacers. Two oppositely arranged tapered roller bearings are installed in the bearing chamber of the right flange via bearing spacers. A threaded channel is provided on the end face of the mixing shaft passing through the right flange, and a bearing cap is connected via an oiling bolt. An oil outlet channel is provided on the mixing shaft, connecting the oil outlet of the oiling bolt to the tapered roller bearings. This utility model facilitates bearing disassembly, maintenance, and replacement, and allows for lubrication via the oiling bolt, extending its service life.

The application relates to the technical field of pastry processing equipment, in particular to a kneading mechanism of a dough kneader, which comprises a supporting base, a dough kneading cylinder which is detachably connected to the supporting base, and a fixing frame which is connected to the supporting base and arranged above the dough kneading cylinder in an inverted U shape, a rotating frame arranged in the dough kneading cylinder, a rotating assembly arranged on the fixing frame and used for driving the rotating frame to revolve around the axis of the dough kneading cylinder, a squeezing roller rotatably connected to one end of the rotating frame, a beating assembly arranged at the other end of the rotating frame and used for beating dough, a driving assembly arranged on the rotating frame and used for driving the squeezing roller to rotate, a spacing for placing dough existing between the outer roller surface of the squeezing roller and the inner wall of the dough kneading cylinder, and the inner roller surface of the squeezing roller and the axis of the dough kneading cylinder being mutually attached. The application has the effect of improving the dough kneading effect of the dough kneader.

The utility model provides a constant temperature and dough machine belongs to food processing equipment technical field, including stirring jar, stirring vane, cooling pipe, water inlet pipe, water outlet pipe and water pump, water inlet pipe and water outlet pipe are fixedly installed respectively in the both ends of stirring jar axial, water inlet pipe and water outlet pipe are connected with the both ends of cooling pipe length direction respectively, and water pump is connected through the pipeline with water inlet pipe. The utility model provides a constant temperature and dough machine, the rotation axis of stirring vane is consistent with the axial direction of stirring jar, and the length direction of cooling pipe is kept parallel with the rotation axis of stirring vane, and the water pump sends cooling water to the cooling pipe through the water inlet pipe, and the cooling water realizes the cooling of stirring jar through the heat exchange (heat exchange) mode, since the cooling pipe is evenly arranged along the outer periphery of stirring jar, so it can guarantee the cooling of stirring jar more evenly. The cooling water after heat exchange is discharged through the water outlet pipe.

The utility model provides a kind of automatic dough mixing device for high oil grease dough, belong to food processing equipment field, including cooling sandwich barrel body, the bottom of the cooling sandwich barrel body is fixedly connected with support leg, the top of the cooling sandwich barrel body is fixedly connected with cover plate, the positive side of the cooling sandwich barrel body is provided with intelligent control panel.The utility model is provided with dough mixing device, when the output shaft of variable-frequency drive motor rotates, it will drive stirring shaft to rotate, when stirring shaft rotates, it will drive screw block and flexible stirring arm to rotate, when stirring shaft rotates, it will drive cambered stirring blade to rotate, so as to reach the stirring of cooling sandwich barrel body internal mixture, when flexible stirring arm and cambered stirring blade stir, it can make mixture touch flexible deflector in cooling sandwich barrel body, can make dough flow path irregular, and then reduce the effect of gluten formation.

This utility model discloses a dough mixer with automatic oiling function, belonging to the field of dough mixer technology. It includes a support column and a mounting platform. The top of the support column is fixedly connected to the mounting platform, which houses a dough mixing component. A mounting base is fixedly connected to the top surface of the mounting platform, and the mounting base houses an oiling component. In this utility model, by incorporating the oiling component, an electric push rod drives the oil from a transparent extrusion can into the dough mixing can according to a scale bar, through an extrusion disc, a rubber ring, and an oil outlet pipe, thus achieving automatic oiling. Lubricating cotton is used to lubricate the output shaft of the electric push rod for easy maintenance. Furthermore, a first threaded cap and a threaded ring allow for easy replenishment of lubricating oil in the cotton by disassembling the first threaded cap and injecting the oil through the oil inlet pipe.

This utility model discloses a mixing device for processing goji berry noodles, relating to the field of goji berry noodle processing technology. The utility model includes a base with a mixing cylinder mounted on top. Support plates are fixedly connected to the left and right sides of the top of the base. It also includes a lifting mechanism located behind the mixing cylinder. The lifting mechanism includes a fixed seat fixedly connected to the top of the base, with a lifting seat slidably connected inside the fixed seat. A connecting seat is fixedly connected to the top of the lifting seat. Specifically, when material discharge is required, the second motor drives the threaded rod to rotate clockwise. The lifting block, through the support rod, moves the connecting seat upward, causing both mixing rods one and two to move above the mixing cylinder. This cleans the material on mixing rods one and two into the mixing cylinder, resulting in more efficient discharge during subsequent material discharge from the mixing cylinder, increasing the emptying rate and reducing internal residue.

The utility model discloses a locking mechanism and dough mixer relates to household electrical appliances technical field, including body, bucket body and connecting component, the body is equipped with drive shaft, and drive shaft has connecting seat, and the bottom of bucket body is equipped with mounting panel, and mounting panel is equipped with a plurality of fasteners along its circumferential, and connecting component is screwed in connecting seat, and connecting component is equipped with the jack and the buckling groove of intercommunication, and the outer diameter of jack is greater than the outer diameter of fastener, and the inner diameter of buckling groove is less than the outer diameter of fastener, when installing, fastener can be inserted in jack and moves to buckling groove, and fastener is buckled with buckling groove, to realize the mutual fixation of connecting component and bucket body, and the connection of fastener and buckling groove can avoid producing the loosening, and it is favorable to improve the installation stability of bucket body. When disassembling, by moving fastener and sliding out buckling groove and make fastener from jack and get out, to realize the separation of bucket body and connecting seat, realize the quick disassembly, and it is favorable to improve the operation convenience and improve the use experience.

This utility model relates to a sealing mechanism for the top cover of a dough mixer, comprising a dough hopper rotatably mounted on the dough mixer frame and a top cover matching the open end of the dough hopper. The two sides of the top cover are connected to the frame via vertically mounted lifting cylinders. A dough inlet is formed through the top surface of the top cover and connected to a dough inlet pipe. A water inlet and an exhaust port are formed through the top surface of the top cover on both sides of the dough inlet. A water inlet pipe is connected to the water inlet, and a flour filter screen is installed at the exhaust port. A sealing strip with a B-shaped cross-section, joined end-to-end, is installed on the open end face of the dough hopper. The sealing strip is fixed to the open end face of the dough hopper by a strip plate in its middle and screws. This utility model can effectively prevent flour from escaping during dough mixing and causing dust in the workshop, ensuring the cleanliness of the workshop.

The application relates to the dough mixer technical field and discloses a dough mixer capable of detecting dough temperature and humidity, which comprises a machine body and a dough barrel on the machine body, the inner top wall of the machine body is provided with a center column, the center column and the dough barrel are located on the same axis, and a connecting plate is fixedly connected with the machine body through bolts. The dough mixer capable of detecting dough temperature and humidity can realize real-time collection of dough temperature and environmental humidity data through the integrated temperature and humidity monitoring sensor in the monitoring box and the breathable micropores, solves the limitation of only monitoring temperature in the prior art, avoids the problems of dough crust and uneven fermentation caused by excessively low humidity, and ensures that the finished product is uniform in holes and delicate in texture.

The utility model provides a kind of noodle press with quick detachable scraper, it is related to noodle equipment technical field.The noodle press includes from top to bottom and is sequentially installed on rack and is correspondingly set noodle bucket assembly, mixing subassembly, noodle press subassembly, noodle knife subassembly and conveying powder scattering subassembly, the top of rack is equipped with bucket, and the outlet of bucket is correspondingly connected between noodle bucket assembly and mixing subassembly;Installation box plate is fixedly connected on rack;First noodle press roller and second noodle press roller are respectively installed between two groups of installation box plate, first noodle press roller and second noodle press roller are engaged and are set, and still with fourth motor on rack transmission connection;Driving scraper and driven scraper are inserted between two groups of installation box plate, and respectively with the surface of first noodle press roller, second noodle press roller abutting setting;Fall noodle passage is set between driving scraper and driven scraper, and correspondingly located below the noodle press mouth of first noodle press roller and second noodle press roller.This application can simplify the dismounting process of scraper in limited space, reduce replacement difficulty.

The utility model belongs to the technical field of food processing, and particularly relates to a dough fermenting and stirring device convenient to clean, which comprises a dough mixer body, a control panel arranged at the top of the front end of the dough mixer body, a stirring head arranged at the end of an opening at the front end of the dough mixer body close to the control panel, and a scraper blade in threaded connection with the intersection of connecting lugs at the top of a mounting plate. The surface of the stirring barrel is clamped with a limiting frame, the limiting frame is provided with two groups of lantern rings close to the stirring barrel, and the inner walls of the lantern rings abut against the surface of the stirring barrel. According to the dough mixer disclosed by the utility model, the dough mixer body, the control panel, the stirring head, the stirring rod, the stirring barrel, the fixed frame, the U-shaped frame, the motor, the connector, the mounting plate and the scraper blade are matched with one another, and residues left on the inner wall of the stirring barrel are automatically scraped by utilizing the scraper blade, so that the cleaning efficiency and quality are improved; and meanwhile, the stirring rod convenient to disassemble can be cleaned after being disassembled, so that sanitary dead angles on the surface are avoided, and water resources are saved while the cleaning efficiency is improved.

A kind of and face or meat grinder, including main machine, cup cover, cup body and stirring piece or knife group, main machine includes motor, output device and machine head, and head sleeve is provided on the machine head;Cup cover is provided with the head cavity of upper opening, and the bottom plate of head cavity is provided with through hole or cavity sleeve;The bottom plate of cup body is provided with fixed shaft, main machine and cup cover cooperate, stirring piece or knife group and output device and fixed shaft can be detachably cooperated;The machine head is provided with electric heating element for face rising.Electric heating element is arranged, after and face are completed, electric heating element is powered on and heated, and heat energy is transferred to cup body, for quickly rising face.

The application relates to the technical field of dough mixing and fermentation, and discloses a quantitative dough mixing and fermentation machine, which comprises a base, a moving device is connected to the top of the rear side of the base through a rail, an operation panel is connected to the outer wall of the moving device through a rail, a stirring mechanism is movably connected to the front end of the top of the moving device, a dough mixing bin is arranged on the top of the base, and the dough mixing bin is connected with the base through a driving device, wherein the driving device at the bottom of the dough mixing bin can drive the dough mixing bin to rotate; a rotating assembly is arranged; in the dough mixing process, the dough mixing operation is no longer completed through a single rotating action, but the reciprocating displacement in the up-down direction is realized synchronously while the rotating motion is maintained, a composite motion track is formed, the cooperative action can strengthen the multidimensional kneading and stirring effect of the flour and the dough, the balance of the stress of each area of the dough is effectively improved, the processing capacity of the equipment for the dough is enhanced, and the overall dough mixing quality and processing efficiency are optimized.

The utility model relates to food processing technical field discloses a kind of multilayer paddle device for uniform dough mixing, and the device core technology is realized efficient stirring by multilayer structure, driving motor drives shaft one, makes rotary plate rotate, pinion rotates under the meshing effect of gear ring, further drives shaft two and upper, middle, lower three layers paddle rotation, and revolve along gear ring, carry out all-around stirring to dough from different height and position, simultaneously, water pump of liquid supply component passes through water pipe and sprays liquid in bucket by spray head, can add liquid as needed in the process of stirring;Stirring barrel adopts stainless steel material, enhances corrosion resistance, and each component cooperates operation, realizes dough uniform stirring and guarantees stirring environment clean.

This invention discloses a dual-axis rotary drum and noodle machine jacket cooling device, belonging to the technical field of cooling devices. It includes a frame with two main shafts symmetrically rotatably connected to its inner side; it also includes a tilting motor mounted on the frame; and a tilting frame fixedly connected between the two main shafts at their closest ends and driven by the tilting motor's power output, enabling reciprocating tilting and unloading actions under the motor's drive. This invention, by setting multiple flow-guiding baffles within the cooling jacket chamber, divides the originally wide single jacket into multiple independent heat exchange sub-chambers. Utilizing series-connected components arranged with spatial staggers on adjacent baffles, the natural flow inertia of the fluid is broken. The cooling medium is forced to flow in a meandering and reversible manner between the sub-chambers, forming a series of deflected flow paths. This allows the refrigerant to flush all parts of the inner liner's outer wall, completely eliminating fluid short-circuiting and stagnant dead zones, thus improving the convective heat transfer effect.

The application discloses a flour mixing machine full-automatic control method and system, and the method comprises the following steps: obtaining the flour weight, flour type and target flour product type information input by a user, matching and generating the initial water quantity, water temperature and mixing machine stirring speed parameters based on the pre-stored process database; performing the first kneading, triggering the dough rising stage when the gluten network preliminary formation feature is identified; monitoring the dough cavity environment through the temperature and humidity sensor, starting the second kneading after the dough rising is completed; adjusting the reciprocating frequency and torque upper limit of the stirring shaft in real time according to the dough state after the dough rising; placing the dough after the second kneading in the fermentation cavity, and when the laser ranging sensor detects that the dough expansion height reaches the preset height threshold, terminating the fermentation and prompting the completion according to the dough weight, flour type and real-time environment temperature. By using the embodiment of the application, the full-process self-adaptive precise control from feeding to fermentation can be realized, and the dough processing standardization degree and the finished product quality are improved.

The utility model discloses a dough kneading machine with high efficiency, which comprises a dough kneading machine main body, the inner side of the dough kneading machine main body is provided with a dough kneading barrel, the surface of the dough kneading barrel is provided with a cleaning assembly, the cleaning assembly comprises a fixed ring fixed on the outer side surface of the dough kneading barrel, and the outer side surface of the fixed ring is rotatably sleeved with a movable ring. A vertical rod is fixedly connected to the surface of the top end of the movable ring, a connecting plate is arranged at the top end of one side of the vertical rod, a scraping plate is arranged at one end of the connecting plate, a rotating ring is arranged on the surface of the outer side of the movable ring, and a fixed rod is arranged between the rotating ring and the movable ring; by designing the dough mixer main body, the dough mixing barrel and the cleaning assembly, dry dough attached to the inner wall of the dough mixing barrel can be quickly scraped off after the dough mixer is used, so that the later cleaning efficiency of personnel is effectively improved, and convenience is brought to the cleaning operation of the personnel.

The utility model belongs to the field of macaroni production technology, concretely is a kind of dual-purpose macaroni production equipment, including control cabinet, stirring barrel, conveyer, stirring part, silk spreading machine and hanging airing machine, the conveyer is obliquely arranged, the conveyer is arranged in the output end of stirring barrel, the stirring part is arranged in the output end of conveyer, the stirring part includes first mixer and second mixer, the output end of first mixer is connected with first screw conveyor, second mixer is connected with the output end of first screw conveyor, the output end of second mixer is connected with second screw conveyor, the output end of second screw conveyor is connected with extrusion mould, the silk spreading machine is arranged in the output end of second screw conveyor, the hanging airing machine is arranged in the side of silk spreading machine away from stirring part;Compared with prior art, the utility model can produce different types of macaroni by switching mould, improve the flexibility of product use.

The application relates to an intelligent bread machine, which comprises an operation module for generating an operation instruction signal; a microcontroller for sending an instruction pulse signal upon receiving the operation instruction signal; a weighing module for receiving the instruction pulse signal and returning a weight data signal; an executing mechanism electrically connected with the microcontroller, the microcontroller being used for receiving the weight data signal and outputting a first control signal to control the executing mechanism to work; a wireless communication module for sending a second control signal output by the microcontroller; a camera module connected with the wireless communication module and used for receiving and shooting a cooking state image according to the second control signal; and the wireless communication module is used for sending the cooking state image to a mobile terminal and displaying, the mobile terminal and the camera module being in the same local area network. The intelligent bread machine can acquire the cooking state image and transmit the cooking state image to the mobile terminal for display, so that the user can at least check the cooking state of the bread, and early intervention in bread making is possible.

The utility model relates to a dough quick pressure knead integration machine applied to food processing field, including bottom plate, the upper end fixed connection of bottom plate has pressure dough subassembly and knead dough subassembly, pressure dough subassembly includes the mounting plate fixed connection in the bottom plate upper end, the upper end fixed connection of mounting plate has a plurality of support bars, the upper end common fixed connection of a plurality of support bars has the dough machine, the upper of dough machine is equipped with the powder scattering subassembly, the powder scattering subassembly includes the support plate in the left and right ends of dough machine, fixed connection has the accommodation cylinder between two support plates, the lower end of accommodation cylinder is excavated with a plurality of powder outlet holes, through the powder scattering subassembly replaces the manual operation of scattering powder, thereby effectively reduces the occurrence of pinch hand accident, through the motor drives the baffle rotation, periodically even scattering powder covers the surface of pressure dough roller, thereby effectively reduces the stickiness of dough sheet, and further effectively avoids dough sheet sticking in the dough machine inside, effectively improves dough sheet yield, reduces the operation of later cleaning.

The utility model relates to a kind of dough mixer face hopper rotating support structure, including locating baffle and rotating support part located below locating baffle and rotatable to the just below locating baffle and with the abutment of locating baffle, locating baffle is installed in the one side of face hopper overturning direction by fixed plate, rotating support part is installed on the one side frame of dough mixer, rotating support part includes support frame and telescopic mechanism of driving support frame rotation, two rotating sleeve supports that are vertically opposite are intervally set on frame, support frame is rotatably installed between two rotating sleeve supports by vertically arranged rotating shaft, telescopic mechanism includes cylinder support seat and cylinder, cylinder support seat is fixed on frame, the rear seat of cylinder is fixed with connecting seat, rotating hinged between connecting seat and cylinder support seat, the piston rod end of cylinder is rotatably hinged with support frame by connecting buckle.The utility model uses pneumatic rotating support mode, and the locating baffle of face hopper side is abutted and supported, improves the rigidity of face hopper, reduces that piston is seriously worn.

This disclosure relates to a dough mixer, a mixing device, a noodle machine, and a method for preparing pasta. The dough mixer includes a rotating connecting part, a mixing blade body, and an extrusion blade body, which are circumferentially spaced along the rotating connecting part. A mixing working surface is formed on the mixing blade body, which is used to mix the water and flour in the container where the dough mixer is located when the dough mixer rotates. An extrusion working surface is formed on the end face of the extrusion blade body opposite to the rotating connecting part, which is used to extrude the dough formed by mixing together with the inner wall of the container. In other words, the mixing and extrusion of flour are achieved through different surfaces on the mixing blade body and the extrusion blade body, distributing the load required for mixing and extrusion operations across different sides of the dough mixer, thus avoiding the problem of fatigue damage caused by concentrating the mixing and extrusion loads on the same side of the dough mixer and affecting its lifespan.

The utility model provides an external cooling device and a chef machine, and belongs to the technical field of kitchen electric appliances, the external cooling device comprises a base plate, a hanging assembly and a cooling structure, one side of the base plate is provided with an abutting surface, and the abutting surface abuts against an object to be cooled. The hanging assembly is detachably arranged on the base plate, the hanging assembly is used for detachably hanging the base plate on an object to be cooled, the cooling structure is arranged on the base plate, the cooling structure comprises a cooling part, and the cooling part is connected with the base plate. By means of the external design, the device can effectively cool the stirring kettle of the chef machine, and the quality of dough is guaranteed; and the use is convenient, the universality is high, and the production cost of the chef machine can be reduced.

The present application belongs to the field of dough mixer, and particularly relates to a waterless rapid cooling type dough mixing device, which comprises a dough cylinder and a dough hook, the dough hook comprises a hook body and a hook shaft, both the hook body and the hook shaft are hollow structures, the lower end of the hook body is provided with a two-fluid outlet, the hook shaft is externally connected with a dry ice sand blasting machine, the dry ice sand blasting machine sprays two-fluid of dry ice and compressed air, the two-fluid of dry ice and compressed air is a mixture of dry ice particles and compressed air, and the air pressure of the two-fluid sprayed at the two-fluid outlet changes in a pulse mode. The dry ice sand blasting machine sprays dry ice particles into the dough through compressed air, so as to directly cool the dough, and compared with the mode of spraying ice particles, the mode is waterless rapid cooling. The dry ice particles act on the dough through the mode of jet, so as to not only make the dough inside fluffy, but also help shorten the dough mixing time.