118results about How to "Falling smoothly" patented technology

The utility model provides a layered screening structure and a calcium hydroxide production device, and belongs to the technical field of calcium hydroxide production. The layered screening structure comprises a screening structure and a material guiding structure, the screening structure comprises a box body, a grinding assembly, a filter screen and a vibration assembly, the grinding assembly is arranged in the box body, the filter screen is arranged in the box body, the vibration assembly is arranged in the box body, the vibration assembly is connected with the filter screen, and the material guiding structure is arranged in the box body. The material guiding structure comprises two material guiding plates, a flexible connecting pipe, a servo motor, a ball screw pair and a screw nut pair, the two material guiding plates are oppositely arranged in the box body, the flexible connecting pipe is connected with the two material guiding plates, and the servo motor is installed on one side of the box body. According to the layered screening structure and the calcium hydroxide production device, calcium hydroxide can uniformly fall on the surface of the filter screen conveniently, the utilization rate of the filter screen is increased, and meanwhile uniform screening is facilitated.

The utility model belongs to the technical field of coal detection, and discloses a coal sample container cleaning device. The coal sample container cleaning device comprises a locking mechanism, a cleaning mechanism and an air blowing mechanism. The locking mechanism comprises a locking disc and a plurality of locking assemblies, the locking disc can rotate, the rotating axis of the locking disc does not coincide with the axis of the locking disc, the locking disc is provided with a through hole in the axial direction, the locking assemblies are arranged on the locking disc at intervals in the circumferential direction, and coal sample containers with different calibers can be locked to the locking disc through the locking assemblies. The cleaning mechanism comprises a liftable cleaning brush, the cleaning brush can rotate around the axis of the cleaning brush, the cleaning brush is arranged below the locking disc, and the cleaning brush can extend into the coal sample container through the through hole to clean the coal sample container. The air blowing mechanism can be communicated with the inner cavity of the coal sample container so as to blow hot air into the coal sample container. The coal sample container cleaning device can completely clean coal sample containers of different specifications, and is high in cleaning efficiency and high in universality.

The invention relates to the technical field of grain crushing, in particular to a feed processing crusher which comprises a crushing box and a support for supporting the crushing box, rotor hammers for crushing are arranged in the crushing box, and the feed processing crusher further comprises a dust extraction shell arranged on one side of the crushing box and used for removing dust, one side of the dust suction shell communicates with a through pipe communicating with the interior of the crushing box, a plurality of blades for air suction are arranged in the dust suction shell, and a driving assembly for driving the rotor hammer pieces and the blades to rotate is arranged at the top of the support; and the material ejecting piece is arranged in the crushing box and used for supporting materials, a transmission assembly for driving the material ejecting piece to move is arranged in the crushing box, and a material pushing assembly matched with the transmission assembly is arranged in the crushing box. And through the arrangement of the dust suction shell and the blades in the dust suction shell, a through pipe, a middle through pipe and a plurality of auxiliary dust suction pipes diverging along the center, the dust suction efficiency is greatly improved, and it is ensured that dust generated in the crushing process of materials needed by livestock raising can be sucked away.

The invention discloses a horizontal quartz powder efficient grinding device which comprises a first smashing box body, a grinding mechanism arranged at the top of the first smashing box body, a second smashing box body arranged at the bottom of the first smashing box body and first material screening structures arranged on the two sides of the second smashing box body. The second material screening structure is arranged at the bottom of the first material screening structure, and the material conveying structures are arranged on the two sides of the top of the first smashing box body. The first smashing box body is in a cuboid shape and internally provided with a semi-arc rolling groove, and a plurality of seepage holes are formed in the rolling groove. The grinding mechanism comprises two semi-arc-shaped sliding groove rods, a sliding block, a linkage rod, two sets of inclined frame rods, two steering engines and a rolling barrel, the sliding groove rods are symmetrically arranged on the outer walls of the front face and the back face of the first smashing box body, the front face and the back face close to the top of the first smashing box body are detachably connected with the inclined frame rods, and the inner ends of the inclined frame rods are connected with the steering engines; the output end of the steering engine is connected with the linkage rod. The sand and stone raw material grinding device can quickly grind sand and stone raw materials, can also perform crushing and screening treatment, and is relatively practical.

The utility model discloses a dosing port structure of a sewage treatment dosing tank, which comprises a dosing tank body, a servo motor is mounted in the middle of the top of the dosing tank body, a power output shaft of the servo motor movably penetrates into the dosing tank body and is fixedly provided with a stirring rod, and a stirring blade is mounted on a rod body of the stirring rod; according to the chemical adding tank, chemicals fed from the chemical feeding pipeline can be effectively ground, the situation that blocky chemicals fall into the chemical adding tank body, and consequently the mixing effect is affected is avoided, a rotating rod is synchronously driven to rotate through rotation of a stirring rod, the stirring rod is driven to rotate, and the mixing effect is improved. According to the device, the guide slope can be effectively and evenly stirred through the first scraping piece, the situation that chemicals are accumulated at the guide slope is avoided, the chemical outlet pipeline can be evenly scraped through the second scraping piece, the chemicals attached to the inner wall of the chemical outlet pipeline can be scraped away, and it is guaranteed that the chemicals evenly fall down and enter the tank body to be mixed with water.

The utility model relates to the technical field of rice processing, and discloses a rice hull pressing device for rice processing, which comprises a shell, the top of the shell is fixedly connected with a feed hopper, the front side of the shell is fixedly connected with a crushing device, and the lower part of the interior of the shell is fixedly connected with a drying barrel. A drying barrel is fixedly connected to the inner side of the outer shell, a vibration device is fixedly connected to the inner side of the drying barrel, hydraulic devices are fixedly connected to the two sides of the lower portion of the interior of the outer shell, and a pressing shell is fixedly connected to one side of each hydraulic device. According to the rice drying device, the time of rice in the drying barrel can be longer while the rice can fall down smoothly, it is guaranteed that the rice can be dried more thoroughly, the quality of the rice during pressing is guaranteed, a hydraulic device and a pressing shell are arranged, pressing of the rice is facilitated, the rice can be in a closed state during pressing, and the practicability of the rice drying device is improved. And falling to the outside due to extrusion is prevented.

The utility model discloses a dough kneading box for fine dried noodle production, which relates to the technical field of dough kneading and is technically characterized by comprising a dough kneading box, two electric push rods are mounted on each of two side walls of the dough kneading box, telescopic ends of the four electric push rods are jointly and fixedly connected with a cover plate, and a first motor is mounted on the outer side wall of the dough kneading box; the tail end of an output shaft of the first motor extends into the dough kneading box and is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a connecting rod, the two ends of the connecting rod are fixedly connected with the rotating shaft through arc-shaped rods, a stirring mechanism is arranged in the dough kneading box, a feeding mechanism is arranged on the cover plate, and the outer wall of the dough kneading box is fixedly connected with a base. The feeding mechanism comprises a conveying assembly and a shaking assembly, and the fine feeding of flour is realized through the arrangement of the feeding mechanism which comprises the conveying assembly and the shaking assembly. Wherein the shaking assembly can effectively prevent flour from accumulating and caking, so that the flour can uniformly fall into the dough kneading box to be in full contact with water, and uneven dough texture is avoided.

The utility model discloses an agricultural seed drying machine which comprises a drying box and further comprises a drying mechanism, and belongs to the technical field of agricultural seed drying. The air heater is started, the air outlet hopper A and the air outlet hopper B continuously feed hot air into the drying box, when seeds to be dried are fed into the drying box from the feeding hopper, air blown out of the air outlet hopper A primarily dries the seeds, impurities in the seeds are blown to the discharging opening, the seeds fall onto the surface of the conveying belt A, and the seeds are dried by the conveying belt A; the seeds are conveyed through the conveying belt A and then fall to the surface of the conveying belt B from the discharging groove opening to be conveyed, in the process that the seeds are conveyed on the conveying belt A and the conveying belt B, the seeds are continuously dried through hot air blown out by the air outlet hopper A and the air outlet hopper B, the dried seeds are discharged through the discharging opening, impurity removal and continuous drying of the seeds are achieved, and meanwhile the seed drying efficiency is improved. And waste of the seeds is avoided.

The utility model discloses automatic medicine box cover closing equipment which comprises an equipment body, the equipment body comprises a weighing part, a cover closing part and a guide rail, the guide rail is provided with a lower mold capable of moving between the weighing part and the cover closing part in a reciprocating mode, a medicine shell is installed in the lower mold, a medicine charging machine for adding medicine into the medicine shell is arranged in the weighing part, and the lower mold is provided with a medicine charging opening. An air cylinder for packaging the medicine cover on the medicine shell is arranged in the cover closing part; the automatic cover closing device has the advantages that the lower die is used for loading the medicine shell, the medicine cover is pressed downwards through movement of the air cylinder, the medicine cover is blocked on the medicine shell, and automatic cover closing of the medicine box is achieved.

The application discloses a sizing coater with feeding adjustment and relates to the field of coaters, which comprises a conveying belt, a fixed shell arranged above the conveying belt, a feeding groove arranged in the fixed shell, a feeding head arranged in the feeding groove and capable of extruding colloid into the feeding groove, two side plates arranged in the feeding groove, a reciprocating motion space formed between the two side plates, a moving screw arranged in the reciprocating motion space, and a threaded connection between the feeding head and the moving screw, wherein the moving screw is reversely rotated to drive the main body to make linear reciprocating motion in the reciprocating motion space. The distance between the two side plates is the reciprocating motion space, the positions of the two side plates are adjusted, the length of the reciprocating motion space is changed, the reciprocating motion of the feeding head can be changed between the two side plates according to the adjustment of the positions of the two side plates, and the feeding of the feeding head to the feeding grooves with different lengths is more uniform, and the colloid is more uniformly coated on the substrates with different widths.

The utility model provides magnet mounting equipment, which belongs to the technical field of lamp boxes and comprises a rack and a working face, a longitudinal component is arranged on one side of the working face and is in transmission connection with a movable plate, and the movable plate is sequentially provided with a feeding component and a mounting component from left to right. Through the longitudinal mechanism, the transverse mechanism and the mounting assembly, the movable plate runs along the longitudinal mechanism, the feeding assembly feeds magnets into the mounting mechanism, then the mounting mechanism runs to the position above a working face along the transverse mechanism, the magnets are mounted into a frame of a lamp box, the automation degree is high, and the working efficiency is greatly improved; a servo motor is adopted as the driving motor, and according to the magnet mounting requirement, the mounting assembly can carry out magnet mounting at a plurality of specified positions in the longitudinal direction; the magnet bin is provided with a vibrator, so that the magnets can smoothly fall into the guide chute; the guide head ensures that the magnet stops at a correct position, so that the magnet is clamped by the clamping arm.

The present application relates to sulfur autotrophic equipment technical field, propose a kind of for coal chemical industry salt process sulfur autotrophic equipment, including reactor main body, three partitions and material feeder, the partition is fixedly arranged in the reactor main body, sliding hole is opened in the middle of the partition, water hole is opened in the outer edge position of the partition located in middle;The material feeder includes mesh tube, bottom plate and driving device, the mesh tube is slidably arranged between three sliding holes, and feeding port is opened on the circumferential side of the mesh tube;The bottom plate is fixedly arranged in the mesh tube and below the feeding port;The driving device is used to drive the mesh tube to move in the direction perpendicular to the partition.The present application is by opening sliding hole on partition, and setting mesh tube, bottom plate and driving device, the mesh tube is moved using driving device, sulfur autotrophic carrier can be evenly filled into reactor main body, so as to improve the water purification efficiency of the present sulfur autotrophic equipment.

This utility model relates to the field of plastic pipe production technology, specifically to a plastic pipe forming device, including a base, a water tank at one top end of the base, and an extrusion device at the other top end of the base, with the discharge end of the extrusion device placed inside the water tank; a feed inlet is located at the top of the end of the extrusion device away from the water tank, and a telescopic pipe is provided above the feed inlet. A second connecting frame and a first connecting frame are respectively connected to the upper and lower ends of the telescopic pipe. The first connecting frame is fixed to the feed inlet, and a feeding hopper is installed on the second connecting frame. A vibration motor is installed on the outer wall of the feeding hopper; a stirring shaft is provided inside the feeding hopper, and a second drive motor is connected to the top of the stirring shaft. This utility model, by installing a vibration motor on the outer wall of the feeding hopper, combined with the design of a compression spring and a guide shaft, enables the feeding hopper to vibrate rapidly, accelerating the flow of molten plastic raw materials, effectively preventing raw material agglomeration, and significantly improving the feeding rate.

The utility model discloses a coal crushing device for a thermal power plant, and relates to the technical field of thermal power generation. The feeding hopper is located above the crushing box and used for feeding, and the two sides of an opening in the bottom of the feeding hopper are arranged to be inclined planes; the material distributing box is communicated with the feeding hopper and the crushing box, and side openings are formed in the two sides of the material distributing box; the rotating block is rotationally arranged in the material distribution box and is attached to the inner wall of the material distribution box, and a material guide opening is formed in the side face of the rotating block and used for conveying materials to the crushing box at equal intervals and equal quantity; according to the scheme, when the rotating block rotates to extrude the first arc-shaped part at intervals, the top end of the bent rod synchronously and vertically knocks the inclined surface at the bottom opening of the feeding hopper at intervals, and energy loss can be reduced by knocking perpendicular to the inclined surface, so that coal in the feeding hopper smoothly falls, and the crushing efficiency can be improved.

The utility model relates to the technical field of aluminum alloy waste efficient sorting, and particularly discloses an aluminum alloy waste efficient sorting device which comprises a conveyor, a conveying belt of the conveyor is a magnetic separation conveying belt, a discharging mechanism and a sorting mechanism are arranged above the conveyor, and the discharging mechanism comprises a supporting plate. The upper end of the supporting plate penetrates through and is slidably connected with a storage box, a rectangular plate is fixedly connected to the outer wall of the storage box, a plurality of springs which are located at the front end and the rear end of the storage box and are distributed in a linear array mode are fixedly connected between the rectangular plate and the supporting plate, and a net plate is fixedly connected into the storage box. A driving mechanism is arranged on the right side of the supporting plate, directional airflow is formed through a draught fan and a ventilation opening of a cavity, light plastic particles are separated into a first collecting basket, meanwhile, a magnetic separation conveying belt adsorbs ferromagnetic metal into a second collecting basket, remaining aluminum alloy waste falls into a third collecting basket, and three-level precise separation of metal, light impurities and aluminum alloy is achieved.

The utility model relates to the technical field of valve discharging, and discloses a flap type valve which comprises a flap type valve body and a shaking discharging mechanism, the shaking discharging mechanism is located on the flap type valve body, the shaking discharging mechanism is used for evenly discharging powdery materials, the situation that the powdery materials have certain viscosity is avoided, and the flap type valve is not prone to falling off. When the turning plate rotates downwards to be opened, the turning plate is influenced by the bending position of the wavy line type sliding groove to be reversed upwards by a small section, then the turning plate rotates downwards repeatedly, and finally the turning plate can be opened in the continuous reciprocating swing process, so that cement can be influenced by the turning plate which swings continuously in the reciprocating mode to fall down smoothly, and the cement falling efficiency is improved. The shaking discharging mechanism comprises a turning plate, the turning plate is rotationally connected into a turning plate type valve body, the turning plate is rotationally connected into the turning plate type valve body, and a fixing seat is fixedly connected to the lower surface of the turning plate.

The invention discloses a seeding rotation speed compensation control method and system based on seeding operation speed prediction. The method comprises the following steps: acquiring a final speed prediction result V fed back by a speed monitoring and predicting system; based on the final speed prediction result V, calculating a corresponding seed-metering plate rotating speed X1; acquiring an actual seed-metering disc rotating speed X2 measured by a seed-metering rotating speed measuring device; performing information fusion on the predicted seed-metering disc rotating speed X1 and the actual seed-metering disc rotating speed X2, and estimating a seed-metering rotating speed error interval caused by speed change in the next time period; and when the estimated seed metering rotation speed error interval exceeds a given reliable interval, carrying out rotation speed advanced compensation on the seed metering motor. According to the method, whether rotating speed compensation is needed or not is determined by predicting the working speed in advance and predicting the rotating speed error interval of the seed-metering disc in advance, and the phenomenon that the seed-metering rotating speed is lagged or advanced can be effectively reduced in the process that speed changes such as acceleration and deceleration of a vehicle are obvious, so that the seed drop point is more uniform.

The utility model discloses a tea cooling assembly convenient for continuous feeding, which comprises a transportation table, the transportation table comprises a feeding table, the feeding table comprises a fixed frame, the lower end of the fixed frame is connected with a screw rod in a sliding manner, and the lower end of the screw rod is connected with a funnel in a sliding manner. According to the tea leaf screening device, the feeding table is arranged, firstly, tea leaves are placed in the conveying table, then the tea leaves are conveyed into the feeding table through the conveying table, and when the tea leaves fall onto a filter plate in the feeding table, a first motor is started to drive a screw to move front and back, so that screening is carried out; the tea leaves can evenly fall into the funnel and then fall into the cooling table to be cooled, the limiting groove is formed between the fixing frame and the funnel, the filter plate can conveniently move front and back, screening is conducted, a filter opening in the filter plate is large, the tea leaf screening device can adapt to large tea leaves, and the tea leaf screening effect is improved. Therefore, the problem that tea leaves cannot be filtered is avoided.

The invention discloses a roadbed construction device for saline soil areas, the structure of which includes a vehicle body, a main body and rollers. The main body is provided at the upper end of the vehicle body, the rollers are located at the bottom of the vehicle body, the main body includes a loading hopper, a loading trough, a guide pad and an auxiliary device, the auxiliary device includes a bottom plate, a guide device, a conveying device and a closing door, the guide device includes an embedded seat, an upper slider, a side plate and a diverter plate, the diverter plate includes a diverter body, a rotating shaft and a swinging plate, the swinging plate includes a rotating block, a swinging body, a buffer trough and a side flow block. When the soil loader is used for unloading, the vehicle is kept running at a uniform speed on the road surface, the soil is driven to move to the rear end by the conveying device, and the soil disposed on the end face of the conveying device is guided by the guide device, so that the soil can be dispersed on the end face of the conveying device and fall, thereby allowing the soil to fall evenly on the road surface.

The utility model relates to the technical field of buildings, and discloses a pile pressing device for constructional engineering, which comprises a top plate, the middle of the lower surface of the top plate is fixedly connected with the top of a support plate, and the middle of the bottom of the support plate is rotatably sleeved on the outer circumferential surface of one end of a rotating shaft. The outer circumferential face, close to the right end, of the rotating shaft is fixedly connected with the middle of a straight gear in an inserted mode, the straight gear is meshed with teeth on one side of a tooth groove plate through teeth on the outer surface, the bottom of the tooth groove plate is fixedly connected with the middle of the upper surface of a first hammer plate, and one side of the upper surface of the first hammer plate is fixedly connected with the bottom of a sleeve. According to the pile pressing equipment for constructional engineering, hammer plates collide with one another under the power of a tooth groove plate to generate downward pressure, meanwhile, supporting legs can stretch out and draw back, the effects that pressure is rapidly applied to a pile body, manual equipment supporting is reduced, and the safety and stability during pile pressing are improved are achieved, and the problems that traditional pile pressing equipment is low in safety, high in practicability and the like are solved. And the stress is not uniform in the pile pressing process.

The invention relates to the technical field of paint make-up devices, and provides automobile paint make-up equipment based on automobile paint falling by rubbing, the automobile paint make-up equipment comprises a mixing device and a spray gun main body, the mixing device is fixedly mounted at the upper end of the spray gun main body, the mixing device comprises a feeding pipe, and the middle part of a Y-shaped connecting pipe is fixedly connected with a connecting plate; and mixing blades are evenly distributed on the lower middle portion of the rotating shaft, a paint bin is rotationally connected to the interior of the first connecting screw opening, a shimmering powder bin is rotationally connected to the interior of the second connecting screw opening, and a discharging net is fixedly connected to the lower end of the shimmering powder bin. When the paint make-up equipment is used, paint in a paint bin and shimmering powder in a shimmering powder bin can fall into a Y-shaped connecting pipe and enter a spray gun main body after being stirred and mixed through a mixing blade, so that the paint and the shimmering powder are mixed during spraying, the situation that too much shimmering powder paint is prepared at a time is avoided, and the spraying efficiency is improved. And the waste of paint and glitter powder is avoided.

The neodymium iron boron waste sediment filtering device comprises a separation box and a discharging box elastically connected to the upper portion of the separation box, the top of the discharging box is connected with a feeding hopper, and a sieve plate is arranged between the feeding hopper and the discharging box; an elastic connecting assembly is arranged between the separating box and the discharging box and comprises a connecting plate, a first supporting plate and a first spring connected between the connecting plate and the first supporting plate, the connecting plate is fixedly installed at the four corners of the bottom face of the discharging box, and a separating assembly is arranged in the separating box; the separation assembly comprises a material pushing rod and a separation partition plate, the separation partition plate is of a magnetic plate structure, the material pushing rod is attached to the surface of the separation partition plate, the material pushing rod reciprocates on the upper surface of the separation partition plate through the driving assembly, and neodymium iron boron waste is extruded through the material pushing rod and the separation partition plate and then is separated from the separation partition plate. And the neodymium iron boron falls into the separation box through separation holes formed in the separation partition plate, so that neodymium iron boron in the waste is adsorbed to the surface of the separation partition plate after being separated and is filtered out.

The application relates to the technical field of scroll tube, in particular to a sand blasting device for scroll tube experiment, which comprises a base, a first motor is installed in the base, a rotating disc is rotatably arranged on the base, an output shaft of the first motor is connected to the rotating disc, a blanking groove is arranged on the rotating disc, at least two blanking grooves are arranged at intervals, a discharge pipe is fixedly connected to the base, an air inlet pipe is connected to the peripheral wall of the discharge pipe, a suction pipe is connected to one end of the discharge pipe, one end of the suction pipe is located above the rotating disc, a pressing plate is fixedly connected to one end of the suction pipe, one side plate surface of the pressing plate is attached to the rotating disc, a blanking hopper is fixedly connected to the base, the bottom of the blanking hopper is attached to the rotating disc, a blanking opening is arranged in the bottom of the blanking hopper, the sand blasting experiment of the scroll tube can be conveniently carried out, and the experimental efficiency is improved.

The utility model discloses a mixed reaction device based on benzotriazole production, which relates to the technical field of mixed reaction devices and comprises a box body, a feeding hole is formed in the upper end of the box body; a discharging component is arranged below the feeding port. A motor is arranged on one side of the box body, the output end of the motor is fixedly connected with a stirring rod, and the output end of the motor is rotationally connected with the box body; a first belt wheel, a second belt wheel and a transmission shaft are arranged on the side, close to the motor, of the box, and a power component is arranged at one end of the transmission shaft and used for providing power for the discharging component. A liquid inlet and a liquid outlet are formed in one side of the box body. When the motor drives the stirring rod to rotate, the first belt wheel rotates to drive the second belt wheel to rotate so as to drive the power part to act, and the power part provides power for the discharging part. And the liquid raw materials and the solid raw materials are more uniformly mixed under the stirring of the stirring rod, so that the mixing reaction effect is improved.

The invention is applied to the technical field of soil ecological management, and discloses a construction device for soil improvement and ecological restoration, which comprises a hanging frame, a rotating crushing wheel is mounted at the lower end of the hanging frame, a driving motor is fixedly mounted at the upper end of the hanging frame, and a first connecting chain is connected to an output shaft of the driving motor and one end of a rotating shaft of the crushing wheel; an automatic material shaking mechanism is arranged at the upper end of the hanging frame, and the purpose of helping the soil remediation agent to be fully mixed with soil is achieved in the mode that the soil remediation agent is applied to the soil in the soil crushing process through rotation of the crushing wheel. According to the construction device for soil remediation and ecological remediation, a crushing wheel drives a material distributing plate to slide in a reciprocating mode in the soil rotating and crushing process, so that a remediation agent can be evenly scattered in soil, the remediation agent can be further mixed with the soil under the crushing effect of a second crushing wheel after being preliminarily mixed with the soil, and the mixing effect is guaranteed.

The utility model relates to a stock bin with high stability. The stock bin comprises a bin body, a feeding mechanism for preventing materials from being stacked in the middle of the bin body, a supporting rod for supporting the bin body and a material guiding device for uniformly placing the materials, the multiple supporting rods are arranged on the bin body in a circumferential array mode. The feeding mechanism is arranged above the bin body in a rotating mode. The material guide device is arranged in the bin body; the outlet end of the feeding mechanism corresponds to the material guiding device; and the material guide device can accelerate the discharge of the materials. The problems that due to the fact that a structure for balancing material stacking does not exist in the storage bin, the materials are unevenly stacked, the stability of material stacking is poor, and the materials stacked at the high position are prone to collapsing are solved.

The utility model relates to the technical field of cement grinding equipment, in particular to cement grinding equipment. According to the technical scheme, the grinding device comprises grinding rollers, a grinding box, a grinding cone and a grinding barrel, the grinding rollers are symmetrically and rotationally installed at the positions, close to the two sides of the upper surface, in the grinding box, a feeding hopper is fixedly installed on the upper surface of the grinding box, and the grinding cone is rotationally installed at the axis position of the bottom of the inner wall of the grinding box through a rotating shaft; a grinding cylinder is fixedly installed in the grinding box, a grinding cone is located in the grinding cylinder, a discharging pipe is fixedly connected to the lower surface of the grinding cylinder, a cylinder is fixedly installed on the upper surface of the grinding cone, and a conical block is fixedly installed on the upper surface of the cylinder. According to the cement grinding device, the fineness uniformity of ground cement can be improved, and the cement grinding quality is also improved.

The utility model relates to the technical field of pesticide screening, and discloses pesticide screening integrated equipment which comprises a supporting box, a plurality of supporting plates are fixedly connected to the top side of the supporting box, a discharging hopper is fixedly connected to the top ends of the supporting plates, and a discharging frame is fixedly connected to the bottom side of the discharging hopper. A limiting frame is fixedly connected to the outer portion of the discharging frame, a driving assembly is fixedly connected to the bottom end of the supporting box, a limiting plate is fixedly connected to the top end of the driving assembly, a transmission plate is fixedly connected to the top of the driving assembly, and a transmission shaft is fixedly connected to the right end of the transmission plate. According to the screening device, the sliding frame is driven to slide left and right in a reciprocating mode, the dislocation plate is driven by the sliding frame to slide in a reciprocating mode, materials can intermittently slide away from the bottom side of the discharging frame, the materials can evenly fall down, the accumulation condition is avoided, the screening effect is improved, and then the product quality is improved.

The invention relates to the technical field of automatic material feeding, and in particular to an automatic starch screening feeding device, comprising a screening mechanism, an auxiliary mechanism for crushing dried block starch is arranged above the screening mechanism, a rotating shaft is provided on the auxiliary mechanism, and a feeding mechanism for cooperating with the auxiliary mechanism and conveying and feeding the starch before screening is also arranged on the rotating shaft, a supporting tray realizes reciprocating spiral feeding of starch to avoid starch accumulation inside a rotating disk, when the rotating disk rotates, a waist-shaped through groove pushes the starch inside to preliminarily complete the vibration crushing of the starch, the downward pressure of the pressure roller cooperates with the rotating arc screen to realize friction crushing of the starch and improve the quality of starch crushing, the dead angle in the crushing work is reduced by the mutual approach and outward expansion of four arc push plates, the arc screen vibrates due to the rebound force of the spring telescopic sleeve, the clogging of the screen holes is avoided, and the quality of starch screening and feeding efficiency are further improved.