49results about "Ingredients storage" patented technology

The invention discloses a method for preparing regenerated planting soil from muck. The method comprises the following steps of feeding and screening, weighing and metering, mixed feeding, primary crushing and mixing, secondary crushing and mixing and finished product discharging. The equipment for preparing the regenerated planting soil from the muck comprises a feeding device, a screening device, a belt conveyor assembly with a scale, a primary crushing and mixing device, a secondary crushing and mixing device and a finished product belt conveyor, the feeding device conveys dry soil, wet soil and humus soil into the screening device, and the screening device conveys the screened dry soil and wet soil to the belt conveyor assembly with the scale; the primary crushing and mixing device receives dry soil, wet soil and humus soil, the dry soil, the wet soil and the humus soil enter the secondary crushing and mixing device after being subjected to primary crushing and mixing, finished planting soil is obtained through crushing and mixing, and the finished planting soil belt conveyor is used for receiving and transporting the finished planting soil output by the secondary crushing and mixing device. The resource utilization rate of the muck is increased, and the stacking of the muck and the pollution to the environment are reduced.

The application discloses an aggregate supply bin suitable for mass concrete production and relates to the field of concrete production.The aggregate supply bin comprises a storage bin and a feeding port.The feeding port is arranged above the storage bin and is used for supplementing and adding aggregates in the storage bin.A sorting bin is connected below the storage bin, and a discharge port is arranged below the sorting bin.A discharge opening is arranged below the storage bin, and a discharge control mechanism is arranged in the discharge opening to control the discharge of the discharge opening.A feeding channel is communicated below the discharge opening, the feeding channel is arranged in the sorting bin, and a sorting cylinder is arranged on the right side of the feeding channel.The aggregate supply bin can sort aggregates before discharge through the arrangement of the sorting bin, the sorting cylinder is arranged in the sorting bin, the sorting cylinder can realize continuous screening through rotation, and the sorting cylinder can also avoid aggregate blockage, thereby ensuring the stability of subsequent discharge.

The invention provides a raw material stirring machine for cement socket pipe production, and belongs to the field of cement socket pipe production, the raw material stirring machine comprises a stirring tank, a support and a stirring machine, the support is fixedly connected to the surface of the stirring tank, the stirring machine is installed at the top of the support, the dust collection assembly is located at the top of the support, and the screening assembly is located at the top of the support. The screening assembly is arranged above the support, and the flattening assembly is arranged above the support. According to the device, a negative pressure fan is started, the negative pressure fan extracts air from the interior of the feeding bin, so that dust escaping from the interior of the feeding bin is conveyed to the interior of the dust removal bin through a pipeline under the action of the negative pressure fan and is subjected to centralized treatment in the dust removal bin, and the situation that the dust escapes to the periphery of the stirring tank through the feeding bin is avoided; and the surrounding environment of the stirring tank is polluted, so that the problem that an existing stirring machine cannot perform centralized treatment on dust generated in the feeding process is solved.

The storage tank for foam concrete production comprises a base, a supporting frame is arranged at the top of the base, a plurality of supporting legs are fixedly arranged between the bottom of the supporting frame and the top of the base, a tank body is fixedly arranged at the top of the supporting frame, and a discharging opening in the bottom of the tank body penetrates through the interior of the supporting frame; a flow guide mechanism used for disturbing internal liquid to prevent layering is slidably arranged in the tank body, and an adjusting assembly used for adjusting the position of the flow guide mechanism is fixedly arranged at the top of the supporting frame. According to the device, the flow guide mechanism is arranged, the turbulent flow blades of a shutter type structure can be adjusted at multiple angles, foaming agent fluid can be uniformly guided to different directions, too large or too small local flow is avoided, it is ensured that foaming agents are uniformly distributed in a pipeline or a storage tank, and discharging concentration fluctuation caused by uneven fluid is effectively prevented; the problem of foam breakage or layering aggravation caused by fluid disturbance is reduced, and the stability of the foaming agent is improved.

The application discloses a kind of feed blocking device and its control method, the device includes base, pivot, blocking piece, be equipped with first limit and second limit of rotary flange, including drive mechanism and first limit piece of limit mechanism, detection unit and control unit of the position of detecting rotary flange;When rotary flange is at upper locking point, first limit piece cooperates with first limit to limit rotary flange, so that blocking piece is lifted and ash inlet is opened;When rotary flange is at lower locking point, first limit piece cooperates with second limit to limit rotary flange, so that blocking piece falls and ash inlet is closed;When rotary flange is between upper locking point and lower locking point, first limit piece does not cooperate with first limit and second limit, so that blocking piece is automatically back under the action of gravity.Far from damaging connecting pipe, the application will not be burned due to locked-rotor of drive mechanism, and blocking rod will not be bent and deformed, which greatly improves safety.

The invention relates to the technical field of ultra-high performance concrete, and discloses a continuous feeding ultra-high performance concrete stirring and feeding device which comprises a plurality of stirrers and a stirring cavity, the stirring cavity is provided with a stirring shaft, a hollow cavity is formed in the stirring shaft, and a plurality of water injection nozzles are formed in the periphery of the stirring shaft; a discharge hole is formed in the bottom of the stirring cavity; a feed hole is formed in the top of the stirring cavity; the feed port is provided with a raw material hopper and a transition disc, the transition disc is provided with a transition cavity, the transition cavity is provided with a rotating disc, and the rotating disc is provided with a plurality of leakage holes; a bottom opening is formed in the bottom of the transition cavity; the transition cavity is provided with an upper cavity and a lower cavity; solid raw materials in the plurality of raw material hoppers fall on the rotating disc, after the plurality of solid raw materials are horizontally mixed, the solid raw materials penetrate through the material leaking holes to fall into the lower cavity, and after the plurality of solid raw materials are mixed in the lower cavity, the mixed solid raw materials enter the stirring cavity through the bottom opening; through the structural design and the mixing mode, the stirring and mixing effect of the ultra-high performance concrete is remarkably improved, and the ultra-high performance concrete stirring and mixing device has outstanding technical advantages and practicability.

A mobile batch plant comprises a vehicle chassis, a powerplant supported by the vehicle chassis, a hopper for storing a premix that is a preblended mixture of aggregate material and cement, a water tank for storing water, a water replenishment hose connectable to the water tank for replenishing the water in the water tank, a mix auger for mixing the premix and water to form shotcrete or concrete and a swivel chute connected to the mix auger to deliver the shotcrete or concrete.

The invention belongs to the technical field of concrete aggregate recognition, and particularly relates to a concrete aggregate grading recognition device which comprises a supporting frame, a support is fixedly mounted at the upper end of the supporting frame, an aggregate storage bin is fixedly mounted at the upper end of the support, and a plurality of groups of bin dividing grids are fixedly mounted in the upper end of the aggregate storage bin. The upper ends of the multiple groups of bin dividing grids are fixedly provided with feeding ports, test pieces formed in the conveying assembly are clamped and transferred through the transferring assembly and the clamping assembly, performance detection can be conveniently carried out on concrete test pieces of different aggregate gradation subsequently, stable clamping of the concrete test pieces of different sizes is achieved through the clamping assembly, and the stability of the test pieces is improved. The use flexibility and the application range of the device are improved, by simulating natural curing, seawater curing, carbonization curing and other environments in the curing cabin, research on the influence of the aggregate size fraction and the curing environment on the concrete performance can be carried out at the same time, and a systematic test platform is provided for revealing a size fraction, interface and environment coupling mechanism.

The application discloses a closed aggregate unloading pneumatic arc door, which comprises a bucket body, an arc door is rotatably connected to the bucket body, a front rubber baffle and a rear rubber baffle are respectively connected below two inclined surfaces of the bucket body, the rear rubber baffle is arranged on the bottom surface of the arc door and cooperates with the front rubber baffle to prevent the aggregate from blocking the arc door when the arc door is closed, rotatable cantilever rotating shafts are arranged in the two side surfaces of the bucket body, the inner ends of the cantilever rotating shafts are connected with corresponding sides of the arc door which is driven to rotate, the outer ends of the cantilever rotating shafts are connected with corresponding sides of the crank arms to transmit torque, each of the crank arms is connected with a piston rod of a cylinder which drives the crank arm to move, and the two cylinders are fixedly installed on the rear side of the bucket body; a sealing connection frame is installed on the lower end of the bucket body outside the arc door, and a sealing flexible connection is connected to the sealing connection frame.

The invention discloses a binding material storage and conveying device on an asphalt concrete mixing building, and relates to the technical field of binding material storage and conveying, the binding material storage and conveying device comprises a lifting bin, a lifting structure used for lifting bagged cement is arranged in the lifting bin, and a discharging toothed plate is fixedly connected to one side of the top of the lifting bin; a fixing frame is fixedly connected to one side of the blanking toothed plate, a cross-shaped sliding rail is arranged at the top of the fixing frame, a first hydraulic cylinder is fixedly connected to the center of the bottom of the cross-shaped sliding rail, a cross-shaped cutter is fixedly connected to the output end of the first hydraulic cylinder, and push blocks are arranged on the two sides of the bottom of the protective sleeve correspondingly. According to the cementing material storage and conveying equipment on the asphalt concrete mixing building, cement packaging bags do not need to be manually disassembled in advance, the equipment can automatically complete bag disassembling operation, and therefore a large amount of manpower and time cost is saved, and the operation efficiency is improved. And the working efficiency is obviously improved.

This invention relates to a mobile foamed concrete molding and casting system for construction sites. It comprises a mobile carrier with an inner chamber and a side door. The inner chamber contains a hopper for holding powder and mixing drums. A material distribution mechanism connects the hopper and each mixing drum. The material distribution mechanism includes a frame, a first motor, a first moving frame, a second motor, a second moving frame, a mounting frame, and a receiving assembly. The receiving assembly includes an upper cylinder assembly and a lower cylinder assembly, a receiving box, an inlet pipe, a outlet pipe, and a first control valve. The hopper has an outlet pipe with a sealing plug inside. The upper end of the inlet pipe has an upper connecting sleeve containing a push rod. The mixing drums are fed with mixing liquid through an external pipe, and the powder in the receiving box is mixed after being introduced into the mixing drums. The casting pipe on the mixing drums is fed with a foaming agent through an external pipe, which mixes with the concrete before the molded foamed concrete is discharged and cast. This invention is ingeniously structured and conveniently used.

The invention relates to a mixing device (10) for mixing a building material, comprising a conveying pipe (18), a metering screw arranged in the conveying pipe (18) and driven by a first drive (20), a buffer tank (12) connected to the conveying pipe (18), and a mixing unit (28) having an elongated mixing tube (24) whose inlet is connected to an outlet of the conveying pipe (18). At least one elongated mixing element, in particular extending longitudinally along the mixing tube (24), is arranged in the mixing tube (24) and is driven by a second drive (26). The mixing tube (24) has a water inlet (28), and the first and second drives (20, 26) can be controlled independently of each other. In this way, the mixing activity of the mixing device is decoupled from its conveying activity, which considerably expands the possible mixing parameters.

The invention discloses concrete raw material storage equipment for building waste recycling, and relates to the technical field of concrete raw material storage, the concrete raw material storage equipment for building waste recycling comprises a storage bin, a feeding mechanism used for feeding aggregate is arranged on the upper side of the storage bin, and a controller is fixedly connected to one side of the storage bin. Therefore, entered aggregates are effectively divided into large-particle-size aggregates and small-particle-size aggregates to be conveyed in sequence, and then whether the aggregates in the box body are lightweight aggregates, common aggregates or heavy aggregates or not is accurately judged according to the principle that the aggregate density is larger and the aggregate weight is heavier under the same volume space of the aggregates with different densities. And then the aggregate is conveyed to the corresponding storage area to be stored, so that the phenomena that the batching error is increased, accurate batching cannot be performed according to the designed mixing ratio and the concrete quality is influenced due to the fact that the aggregates with different densities are mixed together and are difficult to accurately distinguish and weigh are effectively prevented, and the effect of automatically distinguishing the particle sizes and the densities of the aggregates for storage is achieved.

The invention relates to the technical field of concrete processing, in particular to concrete and a processing system and method thereof, and the method comprises the following steps: step 1, transporting cement into a mixing station by using a transportation device; 2, the gravel and the cement are put into a mixing machine to be preliminarily stirred; 3, adding sand and water into the mixing machine, and finally stirring to prepare concrete; fourthly, the concrete is taken out of the mixing machine to complete processing of the concrete, a sliding rail I is fixedly connected to the chassis, a supporting plate is slidably connected to the sliding rail I, the sliding rail I is used for enabling the supporting plate to only slide in the axis direction of the sliding rail I, a telescopic rod is fixedly connected to the chassis, and the movable end of the telescopic rod is fixedly connected with the supporting plate; the cement tank pushing device has the beneficial effects that the cement tank can be pushed out of a transport vehicle, and the cement transport efficiency is further improved.

The present invention discloses an automatic pouring device for producing cement utility poles and a process thereof, and relates to the field of cement product manufacturing. The automatic pouring device for producing cement utility poles comprises a mixing barrel, the inner wall of which is fixedly connected to a cement powder barrel and a clean water barrel, and the surface of the mixing barrel is slidably connected to a rack. During the stirring process of the stirring shaft of the present invention, the first friction barrel and the second friction barrel rotate back and forth, the electric drive disc drives the reciprocating shaft to rotate, and the top rod drives the first rotating roller to move back and forth under the action of the wave annular groove, so that the first rotating roller hits the surface of the vibration plate, causing the cement powder barrel to vibrate, causing the cement in the cement powder barrel to fall into the cement trough and be sent into the mixing barrel. The second rotating roller sends the clean water in the clean water barrel into the mixing barrel through the lower water trough, and the stirring operation is performed by the stirring shaft, so as to achieve the effect of continuously adding raw materials during the stirring process.

The invention provides a concrete construction device for an alpine region, and relates to the technical field of concrete construction. The concrete construction device for the alpine region comprises a base, a tank body, a heat preservation assembly, a stirring assembly and a conveying assembly. The tank body is mounted on the base and is provided with a feed port and a discharge pipe, and the discharge pipe is provided with an electric switch valve; the heat preservation assembly comprises a first heat preservation cylinder, a second heat preservation cylinder, an electric heating ring, an electric telescopic piece and an extrusion ring. The first heat preservation cylinder sleeves the tank body and is communicated with a water inlet pipe, a water outlet pipe and a plurality of circulating pipes; the second heat preservation cylinder sleeves the first heat preservation cylinder; the circulating pipe is arranged between the first heat preservation cylinder and the second heat preservation cylinder; the stirring assembly is installed on the tank body, and the conveying assembly is connected with the discharging pipe and arranged on the base. The concrete construction device for the alpine region solves the technical problems that an existing concrete construction device is poor in heat preservation effect on concrete, and the pouring quality of the concrete is affected.

The invention relates to a device (1) for cooling aggregate for the production of fresh concrete, comprising a cooling drum (2) which is designed to continuously convey cooling water (16) and aggregate in countercurrent with mutual contact. The cooling drum (2) has a cylindrical housing (4) and a shaftless screw conveyor (5) arranged therein for conjoint rotation; the shaftless screw conveyor (5) has a conveying screw (14) and shovel-like blades (22) arranged thereon; and the cooling drum (2) has, in the longitudinal direction of the housing (4), an inlet for aggregate and an outlet (7) for cooling water (16) at one end and an outlet for aggregate and an inlet (6) for cooling water (16) at the other end. The invention also relates to a system comprising a device (1) of this type and a silo (29) for storing cooled aggregate.

The present invention relates to the technical field of mixing devices, and in particular to a transition bin with an integrated dust collector and a main building of a mixing station. The transition bin with an integrated dust collector comprises a bin body, which is located above a mixing main unit and is connected to the mixing main unit via a connection port. The bin body is provided with a silo area and a dust removal area, which are separated from each other. A dust collector is provided in the dust removal area, an air inlet is formed at one end of the dust removal area, and a discharge port is formed at one end of the silo area, and the air inlet and discharge port are located at the connection port. The dust collector is integrated with the transition bin, which reduces the maintenance platform and the footprint of the mixing station. The discharge port and air inlet of the transition bin form the connection port of the transition bin, and the dust removal area is directly connected to the mixing main unit, eliminating the dust collector connection pipe, resulting in large air volume and small wind loss. The air pressure inside and outside the powder weighing discharge door is balanced, and the weighing accuracy is high.

The invention discloses a concrete mixing device, a production system and a production method, and belongs to the technical field of concrete production. The concrete mixing device comprises a mixer, a connecting box is arranged at the top of the mixer, a mixing box is arranged at the bottom of the connecting box, the mixing box is communicated with the connecting box, and a mixing structure for mixing aggregate, powder and liquid is arranged in the mixing box; a powder premixing bin and an aggregate premixing bin are arranged at the top of the connecting box, a first stirring structure for pre-stirring powder is arranged in the powder premixing bin, and a second stirring structure for pre-stirring aggregate is arranged in the aggregate premixing bin; a liquid inlet pipe for adding liquid into the stirring box is arranged in the connecting box, and a discharging pipe is arranged at the bottom of the stirring box. By adopting the concrete mixing device, the production system and the production method provided by the invention, the problems of low concrete mixing efficiency and non-uniformity in the prior art can be solved.

The present invention discloses a powder tank for a concrete mixing station. The present invention relates to the field of concrete production equipment, including a tank body and a bracket. The bracket is installed below the tank body and is used to install a support bracket so that the discharge port of the tank body is at a certain height from the ground. A climbing frame is installed on the surface of the tank body, a pressing plate is installed inside the tank body, and a lifting device is installed outside the tank body. The powder tank for a concrete mixing station described in the present invention is provided with a loosening motor, a main material shaft and an auxiliary material shaft. The tops of the main material shaft and the auxiliary material shaft are both sharp, which facilitates the loosening component to enter the interior of the powder, gradually lower the pressing plate, and start the loosening motor, so that the entire loosening component can completely enter the interior of the powder, and stretch the pressing plate upward to loosen the powder to prevent the accumulation of powder on the side wall. The coordinated use of the main material shaft and the auxiliary material shaft can increase the area of ​​loosening.

The invention relates to the technical field of concrete stirring, and discloses an integrated phase-change lightweight aggregate concrete temperature control stirring system which comprises a stirrer arranged on a fixed foundation and a lightweight aggregate storage barrel, and the bottom of the lightweight aggregate storage barrel is connected with a main discharge pipe and a phase-change lightweight aggregate preparation unit; the phase change lightweight aggregate preparation unit comprises a dipping bin, a storage bin, a branch feeding pipe connected with the dipping bin and a lightweight aggregate storage barrel, and a branch discharging pipe connected with the storage bin and a main discharging pipe; the dipping bin and the storage bin are fixed on a foundation, a first electromagnetic valve is arranged on the main discharging pipe and located above the branch discharging pipe, and a second electromagnetic valve is connected to the branch feeding pipe; the middle part of the dipping bin is connected with the upper part of the storage bin through a first discharging channel which is obliquely arranged, and a liftable porous draining plate and a stirring shaft are arranged in the dipping bin. By integrating the phase change lightweight aggregate online preparation unit and the concrete stirring unit, the integration of lightweight aggregate modification and temperature control stirring is realized, and the temperature of concrete is dynamically regulated and controlled.

A system for dispensing a metered amount of a fiber additive into a concrete mixing system. The system includes a dispensing hopper to hold the fiber additive and to selectively dispense the fiber additive. A discharge outlet is included having an adjustable area formed between a fixed surface and a movable surface. Fiber additive exiting the dispensing hopper passes between the fixed surface and the movable surface. A conveyor and dosing wheel are the fixed and movable surfaces and dispense the fiber additive through the discharge outlet. A sensor senses an amount of fiber additive within the system and a controller controls the amount of fiber additive dispensed from the system. The specific amount is controlled by altering either a speed of the conveyor or dosing wheel or the distance between the fixed surface and the movable surface. As any of the above decrease, fiber additive discharge decreases.

The application discloses an automatic concrete mixing and conveying device and a use method thereof, wherein the device comprises a pre-mixing unit, a double-tank conveying and pre-mixing unit, a double-tank pre-mixing interval water adding unit and a total mixer; the pre-mixing unit comprises a main body, two pre-mixing tanks arranged in the main body and a stirring mechanism fixedly connected with the top of the main body; the double-tank conveying and pre-mixing unit is fixedly communicated with the bottom discharge pipes of the two pre-mixing tanks and is used for conveying the pre-mixed materials in the two pre-mixing tanks into the total mixer after pre-mixing; the double-tank pre-mixing interval water adding unit is connected with the double-tank conveying and pre-mixing unit; the total mixer is located at the bottom end of the double-tank conveying and pre-mixing unit and is fixedly connected with the double-tank conveying and pre-mixing unit. The application can pre-mix the concrete raw materials for multiple times, thereby improving the subsequent stirring efficiency; in addition, water is added in intervals when the two pre-mixed materials are mixed, the generation of bubbles and voids can be reduced, and the concrete is more compact.

A mobile batch plant (10) comprises a vehicle chassis (12), a powerplant (14) supported by the vehicle chassis, a hopper (18) for storing a premix that is a preblended mixture of aggregate material and cement, a water tank (30) for storing water, a water replenishment hose (40) connectable to the water tank for replenishing the water in the water tank, a mix auger (32) for mixing the premix and water to form shotcrete or concrete and a swivel chute (34) connected to the mix auger to deliver the shotcrete or concrete.

The invention discloses a powder mixing system and method for synthesizing cordierite ceramics. The system is arranged between a raw material bin and a raw material bin and comprises a raw material pretreatment device, density detection equipment, a containing tank and a multi-stage mixing device, all the systems are connected through conveyors, and quantitative and automatic conveying of materials can be achieved. The powder mixing system is used for mixing dry powder with various raw materials and large stacking density difference in the cordierite ceramic synthesis process, the gravity self-homogenizing effect is fully utilized, uniform mixing of the dry powder is achieved in combination with multi-stage mixing, and the problems that in the existing high-purity cordierite preparation process, the dry powder mixing uniformity is not high, the product quality stability is poor, and the product quality is poor are solved. And the energy consumption in the mixing process is high.

A dry additive mixing system includes a dry additive dispenser, piping, a mix tank, and a controller. The dry additive dispenser includes a storage hopper, a weight batch hopper connected to the storage hopper, and a transfer auger configured to move dry additive from the storage hopper into the weight batch hopper. The piping is connected to the dry additive dispenser. The mix tank is connected to the piping. The controller is configured to control the transfer auger to move dry additive into the weight batch hopper until a target amount of dry additive in the weight batch hopper is reached, and selectively release the target amount of dry additive into the piping.

The present application belongs to the technical field of concrete mixing station, and particularly relates to a three-dimensional aggregate bin automatic feeding system and control method for preventing feeding of wrong materials. The system comprises a feeding mechanism, a visual recognition device, and a two-dimensional code recognition device. The feeding mechanism comprises a feeding hopper, a pipe chain conveyor, a detection box, a discharging pipe, a gate, and an indicator light. The feeding hopper is connected to the three-dimensional aggregate bin through the pipe chain conveyor and the discharging pipe in sequence. The discharging pipe is installed at the discharging end of the pipe chain conveyor. The two-dimensional code recognition device, the gate, and the indicator light are installed at the entrance of the feeding area of the mixing station. The visual recognition device is installed at the entrance of the feeding area of the mixing station and in the detection box. The pipe chain conveyor is provided with a return port. The detection box is installed at a position between the feeding end of the pipe chain conveyor and the return port. The feeding mechanism, the visual recognition device, and the two-dimensional code recognition device are electrically connected to the control host of the mixing station. The whole process from the entry of the transport vehicle to the end of feeding is monitored, the automatic control of the whole process is realized, and the feeding of wrong materials is effectively prevented.

A fluidization system for fluidizing granular material within a hopper has a frame configured to be disposed against and supported by an interior of a hopper in a substantially horizontal orientation. The frame forms a gas conduit and a plurality of fluidization pipes are in fluid communication with the frame. The fluidization pipes extend from the frame at an angle relative to the frame and each fluidization pipe has at least one opening, so there is a fluid pathway being formed from the conduit to the opening.

The invention discloses an automatic raw material feeding batching device for brickmaking, and belongs to the technical field of brickmaking processing. Hoppers rotate to a lower raw material storage area for digging, the hoppers full of raw materials can rotate upwards for conveying and fall into a material guiding assembly to complete quantitative discharging, and subsequent empty hoppers continue to move downwards along with a rotating chain; material digging, rotary conveying and discharging actions are sequentially and circularly completed, continuous and quantitative feeding of raw materials is achieved, a material guiding box receives falling raw materials, a connecting rod drives a spiral blade to rotate, the raw materials in the material guiding box are conveyed towards a bottom discharging opening through spiral thrust, and the spiral blade forms shearing and stirring acting force on the raw materials in the rotating process; according to the invention, cakes formed by damping and extrusion in the raw materials are thoroughly scattered, so that the raw materials are in a loose and uniform state, a traditional volumetric batching mode is abandoned, and the situation that the concentration of local raw materials is too high or too low and the preset proportion is damaged is prevented through quantitative feeding and scattering modes, so that the raw material proportioning precision is improved.