121results about How to "Guaranteed crushing effect" patented technology

The invention relates to the technical field of lithium iron phosphate grinding, in particular to a grinding device for lithium iron phosphate production and a grinding method.The device comprises a tank body, a driving assembly and a first grinding assembly, a tank cover is installed at the top of the tank body, the driving assembly comprises a driving motor installed at the top of the tank cover, and a rotating shaft is fixedly arranged on an output shaft of the driving motor; the rotating shaft vertically extends into the tank body, the first grinding assembly is installed on the rotating shaft and comprises a first grinding seat, the first grinding seat is rotationally connected to the rotating shaft in a sleeving mode, the peripheral wall of the first grinding seat is fixedly arranged on the inner wall of the tank body, a conical groove is formed in the top face of the first grinding seat, and the rotating shaft is fixedly sleeved with a conical block; and a scraper is fixedly arranged on the peripheral wall of the conical block through a connecting block. According to the invention, the control capability on the granularity of the lithium iron phosphate material is improved, the uniform distribution of the granularity of the material is ensured, the problem of excessive grinding or insufficient grinding is avoided, the risk of material caking caused by the grinding wheel in the grinding process is reduced, and the grinding efficiency is improved.

The invention relates to the technical field of garbage crushing, and discloses a construction garbage crushing treatment mechanism based on new energy, the construction garbage crushing treatment mechanism comprises a conveying mechanism and a three-axis adjusting mechanism erected behind the conveying mechanism, the conveying mechanism can convey construction garbage, and a programmable controller is fixedly mounted on the front side of the conveying mechanism; a visual detection mechanism and a crushing mechanism are arranged at the end, close to the conveying mechanism, of the three-axis adjusting mechanism. According to the construction waste crushing treatment mechanism based on the new energy, construction waste is intermittently conveyed through the conveying mechanism, visual identification is conducted on the construction waste through the visual detection mechanism, the size of the construction waste is judged, and the programmable controller controls the three-axis adjusting mechanism to drive the crushing mechanism to move according to detection data; and the crushing driving motor drives the crushing drill rods to stretch out and draw back in a reciprocating mode, and continuous crushing treatment on large-size construction waste can be achieved.

The utility model discloses a two-stage coal blending system based on coking coal grading and grading crushing, and belongs to the technical field of coal storage and blending. The coal blending system comprises a hard coal silo, a two-stage screening and crushing mechanism, a coal blending bunker and a coal bunker, a discharging port of the hard coal silo is connected with a feeding port of the first-stage screening and crushing mechanism through a belt, and a discharging port of the first-stage screening and crushing mechanism is connected with a feeding port of the coal blending bunker through a belt; a discharging port of the coal blending bin is connected with a feeding port of the second-stage screening and crushing mechanism through a belt, and a discharging port of the second-stage screening and crushing mechanism is connected with a feeding port of the coal bin through a belt. By adopting the coal blending system disclosed by the utility model, the characteristics of various coals are effectively utilized, and various coking coals are matched according to a proportion, screened and then crushed, so that the mixing uniformity of the coals is improved, the phenomenon of coarse coal leakage in the coal blending process is improved, the coke quality is improved, and the coal blending cost is also reduced.

The invention relates to the field of crushing facilities, in particular to a plywood production waste crushing device which comprises a crushing tank, a feeding hopper is arranged on the lateral upper portion of the crushing tank, and a communicating hose fixedly communicates between the lower end edge of the feeding hopper and the upper end edge of the crushing tank. A guide seat is fixedly mounted at the edge of the inner bottom surface of the feeding hopper, the guide seat is aligned with a pipe opening of the communicating hose, a lower cutter is fixedly mounted on the side surface of the guide seat, an upper cutter is slidably arranged on the inner side of the feeding hopper and located above the lower cutter, and a pushing part is mounted at the rear end of the feeding hopper; the pushing piece is connected with the upper cutter, and a swing piece is installed on the outer side of the smashing tank. According to the waste crushing device, the labor intensity of workers is reduced, the waste crushing convenience is improved, use is convenient, and meanwhile the crushing effect is guaranteed.

The invention discloses building waste treatment equipment which comprises a base, a feeding mechanism is arranged on the base and comprises a side plate, a follow-up disc, a follow-up rod, a follow-up spring, a one-way disc, a driven wheel, a follow-up wheel, a positioning rod, a movable jaw, a one-way wheel, a stop block, a pressure spring, a one-way block, a crushing mechanism and an adjusting mechanism, and the side plate is mounted on the base; a follow-up wheel is installed on the side wall of the follow-up disc, a plurality of follow-up springs are installed in the follow-up disc at equal intervals, the feeding mechanism achieves uniform feeding of construction waste through cooperative work of a side plate, the follow-up disc, a follow-up rod, the follow-up springs and other components, the follow-up wheel on the follow-up disc is meshed with the driven wheel, the follow-up disc rotates along with reciprocating rotation of the driven wheel, and the follow-up springs are installed in the follow-up disc at equal intervals. The follow-up rod is driven to convey construction waste downwards, the situation that the crushing effect is reduced due to the fact that too much waste is placed at a time is avoided, meanwhile, contraction of the follow-up spring can adapt to waste of different sizes, and the feeding flexibility is improved.

The invention relates to the technical field of plastic waste recovery, and particularly discloses environment-friendly plastic recovery equipment which comprises a mounting base plate, a mounting support is fixedly mounted on the mounting base plate, a processing assembly is mounted on the upper portion of the mounting support, and an I-shaped connecting frame is fixed to the middle of the mounting support; a liquid transferring assembly is mounted on the side face of the I-shaped connecting frame, and a waste liquid storage tank matched with the end, away from the I-shaped connecting frame, of the liquid transferring assembly is arranged at the top of the mounting base plate. The treatment assembly is divided into a treatment tank shell and a liquid collection bottom cover which correspond to a first crushing blade and a second crushing blade correspondingly, small fragments sinking to the bottom can be further crushed, and therefore the crushing degree and effect of the device on plastic bottles are guaranteed; and residual waste liquid in the plastic bottle enters the waste liquid storage tank for storage through the liquid discharge pipe and the liquid transfer channel, so that the next recycling step of the fragments can be prevented from being slowed down, and the overall recycling efficiency is improved.

The present invention belongs to the technical field of waste recycling, and discloses a cable insulation material waste pulverizing device that is easy to recycle. The cable insulation material waste pulverizing device that is easy to recycle comprises a box body, a feed port is provided on the top of the box body, a heating component is arranged in the feed port, two extrusion rollers are arranged in the box body, and both ends of the extrusion rollers are movably connected to the inner wall of the box body through a bearing, there are two extrusion rollers and they are distributed front and back, and the right ends of the extrusion rollers extend outside the box body. The cable insulation material waste pulverizing device that is easy to recycle, through the design of the pulverizing mechanism and the heating component, can extrude insulation material waste of different sizes, shapes and lengths into a fixed thickness, and then cut it into strips and blocks, so that it is broken into particles of fixed size, which is convenient for subsequent recycling and storage and transportation, and it is easier to cut into strips and blocks, and the service life of the strip cutting knife and the block cutting knife is protected and the crushing effect is guaranteed.

The invention relates to the technical field of general crushing, in particular to a recycled raw material crushing device for corrugated carton manufacturing, which comprises a table, a supporting platform fixedly mounted on the table, a crushing part arranged on the right side of the table, and a pretreatment mechanism mounted on the supporting platform and the table, the pretreatment mechanism is arranged on the table, and the heat auxiliary mechanism is arranged on the pretreatment mechanism and the table, so that the outer surface of a corrugated board to be crushed can be powerfully pushed and scraped through the pretreatment mechanism, impurities, especially adhesive tapes, adhered to the corrugated board are removed, and the cleanliness of the corrugated board is ensured; and therefore, the breaking difficulty rising caused by the existence of the adhesive tape is prevented, it is guaranteed that the recycled corrugated boards can be rapidly broken with high quality, and the purity of the regenerated paper pulp generated subsequently is guaranteed.

The utility model discloses a batching mechanism for concrete slurry production, which belongs to the technical field of concrete production and comprises a support frame, a treatment box fixedly mounted above the support frame, a trough fixedly mounted at an inlet above the treatment box, a discharge valve mounted at an outlet of the trough, and a transition trough fixedly mounted on one side of the support frame. An outlet of the treatment box extends into the transition groove, a grinding mechanism with a screening function is arranged in the treatment box, and a mixing mechanism capable of uniformly mixing materials is arranged below the transition groove. Through the grinding mechanism, raw materials can be subjected to double crushing and grinding, the crushing effect on the raw materials is better, the crushed raw materials are filtered and screened, the raw materials which do not meet the standard are repeatedly crushed, the crushing effect on the raw materials is ensured, crushing and mixing are integrated, and the crushing efficiency is improved. And the integration degree of the device is higher.

The invention relates to the technical field of medicine production equipment, and discloses a raw material crushing device for transfer factor capsule processing and a processing method thereof.The raw material crushing device comprises a crushing tank, an inner sleeve is rotationally installed on the inner wall of the top of the crushing tank in a penetrating mode, and a discharging valve is arranged on the inner wall of the bottom of the crushing tank; and a cutting assembly for transversely cutting the special-shaped materials is arranged in the crushing tank, and a swing assembly for centrifugally pushing spleen raw materials located in the center of the crushing tank is arranged on the inner wall of the bottom of the crushing tank. The material cutting assembly is arranged and matched with a plurality of arc-shaped protrusions on the outer surface of a fixing ring, so that in the process that an inner arc-shaped cutting plate drives a swing cutting plate to conduct rotary cutting, the swing cutting plate can be matched with multiple sets of L-shaped blades to achieve the effect of shearing spleen raw materials located in a gap between the swing cutting plate and the L-shaped blades; and therefore, the spleen raw materials are rapidly crushed by matching the inner arc-shaped cutting plate and the outer arc-shaped cutting plate which rotate oppositely, and the overall production efficiency of the device is improved.

The utility model relates to the technical field of crushing equipment, in particular to multi-stage crushing equipment for polypropylene recovery, which comprises a shell and a plurality of crushing mechanisms, a feeding hopper is mounted in the middle of the top surface of the shell, and each crushing mechanism comprises two crushing rollers which are rotationally connected in the shell side by side; the multiple screening mechanisms are installed below the crushing mechanisms, each screening mechanism comprises a filter plate installed in the shell through a transverse plate and a spring, and the sizes of filter holes of the multiple filter plates are sequentially reduced from top to bottom; and the conveying mechanism comprises a box body, rotating rollers are rotationally connected to the positions, close to the top end and the bottom end, in the box body, the two rotating rollers are in transmission connection through a conveying belt, and a plurality of partition plates are fixed to the conveying belt at equal intervals. According to the utility model, the plurality of crushing mechanisms and the plurality of screening mechanisms crush polypropylene for multiple times, and then the polypropylene which is not completely crushed is conveyed into the shell again through the conveying mechanism to be crushed again, so that the crushing effect is ensured, and the practicability is higher.

The utility model discloses a chopping device for waste metal recycling, relates to the technical field of waste metal chopping, and can solve the technical problems that in the prior art, due to tight combination of metal and plastic, after waste metal is crushed, a large amount of waste plastic left on the surface of the waste metal can be mixed with the crushed metal, and the waste metal is damaged. And in order to achieve separation of mixed waste plastic and crushed metal, an electromagnet is installed on the side face of a second separation hopper. And when the waste plastics and the crushed metal are crushed, guided by the guide plate and slide down along the inner wall of the second separation hopper, the electromagnet plays a role to adsorb the crushed metal material. And after all the waste plastics completely fall off, the electromagnet is demagnetized by operating the control assembly, so that the adsorbed metal fragments fall off, effective separation of the metal fragments and the electromagnets is realized, the working efficiency is improved, and the overall operation difficulty is reduced.

The utility model relates to a used sand renovating device for casting, which comprises a body, a crushing cavity is arranged in the body, the plumb cross section of the crushing cavity is circular, a grinding roller is rotatably and eccentrically arranged in the crushing cavity, and a crushing part is arranged at the inner edge of the grinding roller; and the crushing piece can crush the part, entering the crushing cavity, of the sand mold in a rotating state. According to the utility model, the crushing part is arranged at the inner edge of the grinding roller, so that a part of sand mold entering the grinding roller can be crushed, meanwhile, the crushed sand mold can be ground into molding sand through eccentric rotation of the grinding roller, the two steps are carried out in the crushing cavity, and the structure integrates two crushing modes, is small in size and is beneficial to feeding.

The invention discloses a waste PCB (printed circuit board) recycling device, and belongs to the technical field of circuit board recycling. In order to solve the problem that an existing product is difficult to guarantee continuous processing of a circuit board, the technical scheme is that the circuit board processing device comprises a carrying frame serving as a carrier and a material conveying main pipe serving as a material conveying pipe, and processing parts used for material processing are arranged on the carrying frame in a front-back symmetry mode. According to the invention, the two treatment parts are combined with the material control mechanism and the driving mechanism to realize continuous crushing treatment on the coarsely crushed material, so that the equipment structure is optimized and the manufacturing cost of the equipment is reduced under the condition of ensuring the material crushing effect, and the time consumption of material treatment can be reduced; according to the sorting device, the winnowing mechanism and the flotation mechanism are arranged, the crushed materials are sorted during unloading, the flotation mechanism can be used for sorting the winnowed materials again, and therefore fine metal materials mingled in non-metal materials are further prevented from being screened out.

The invention provides a fluorescent tube recovery processing method and equipment, and the method comprises the steps: crushing a fluorescent tube into disintegrating slag in a negative pressure state; performing mercury removal on the smoke dust by using the leacheate; leacheate is continuously sprayed in the dust suppression channel, then the fluorescent tube disintegrating slag is fed into the ultrasonic cleaning tank through the dust suppression channel to be cleaned, and fluorescent powder is removed; and after cleaning is completed, the fluorescent lamp tube disintegrating slag in the ultrasonic cleaning tank is taken out, a certain amount of cleaning liquid is discharged to a physicochemical water treatment system, the same amount of cleaning liquid is supplemented, water is supplemented to the discharged cleaning liquid, a cleaning agent is supplemented, and then the PH value is adjusted for standby application. According to the invention, the dust suppression channel is arranged for process transfer of the lamp tube, so that the problem of dust overflow in the process of transferring the lamp tube slag from the crushing process to the cleaning process can be avoided, and the working environment and personal safety can be protected; and meanwhile, the method is beneficial to reducing the consumption of cleaning liquid and improving the treatment efficiency.

The invention relates to the technical field of burdock processing, and specifically discloses a burdock crushing device, comprising an upper cover and a base, wherein a rotatable bottom shell is installed on the base, an annular cavity is arranged on the top side of the bottom shell, an upper cover is installed on the top side of the base, an opening is arranged on the bottom side of the upper cover, a rotatable rotating shaft is installed in the inner cavity of the upper cover, a plurality of blades are installed on the rotating shaft, the rotating shaft is arranged along the radial direction of the annular cavity, a driving device for driving the rotating shaft to rotate is installed on the upper cover, a coaxial fixing ring is installed on the bottom shell, a plurality of teeth are opened on the fixing ring, a coaxial gear is installed on the rotating shaft, and the teeth of the gear and the fixing ring are meshed, wherein carbon dioxide or nitrogen is injected into the closed space between the upper cover and the bottom shell, and the burdock crushing device applies the same impact force and shear force to the burdock root, so as to better crush the burdock root into smaller particles, ensure the crushing effect of the burdock root, and have little influence on the drying of the crushed burdock root.

The invention provides a thin oil lubrication excitation vibrating screen, and relates to the technical field of vibrating screens. The control mechanism is mounted at the top of the screening mechanism; the crushing mechanism is mounted at the top of the screening mechanism and is used for preventing material adhesion; the feeding mechanism is installed on the screening mechanism and located above the control mechanism. The pushing mechanisms are mounted on the front side and the rear side of the screening mechanism, and the pushing mechanisms are located below the crushing mechanism; the number of the control impellers is two, and the two control impellers are fixedly installed outside the two circular installation shafts A and located inside the two feeding frames. The mounting bracket is fixedly mounted on the front side of the rack; the control impeller on the left side is suitable for first-time screening, the control impeller on the right side is suitable for second-time secondary screening, and the screening efficiency of materials is improved; the problem that the efficiency is not high when materials are re-screened is solved.

The invention belongs to the technical field of crushing equipment, and particularly relates to energy-saving crushing equipment for endocrine drugs, which comprises a bottom plate, the upper side of the bottom plate is fixedly connected with a crushing box I and a crushing box II, the bottom plate is provided with a controller, and a crushing mechanism and an auxiliary discharging mechanism are arranged above the bottom plate. A separation mechanism is arranged in the first smashing box, the smashing mechanism comprises a motor, a cam is fixedly connected to an output shaft of the motor, and a rotary disc is rotationally connected to the top of the first smashing box. According to the energy-saving crushing equipment for the endocrine drugs, through the use of the crushing mechanism, tablets subjected to preliminary crushing can be automatically added into the crushing box II after the crushing box I performs preliminary crushing on the tablets, and then are ground and crushed, so that the crushing speed of the tablets is increased, and meanwhile, the crushing effect of the tablets is ensured; and the grinding head moves up and down while rotating, so that the tablet crushing effect is improved.

The invention discloses an aminoglycoside 2 '-phosphotransferase mutant and application thereof, and relates to the technical field of biotransformation, a preparation method of the aminoglycoside 2'-phosphotransferase mutant comprises the following steps: S1, cloning and expressing aminoglycoside 2 '-phosphotransferase; s2, purification of aminoglycoside 2 '-phosphotransferase; s3, determining the enzyme activity of aminoglycoside 2 '-phosphotransferase and the specificity of a substrate; s4, constructing a single point mutant; and S5, construction, expression and screening of an ApIf mutation library. The aminoglycoside 2 '-phosphotransferase mutant capable of specifically degrading GTP without degrading UTP is obtained through cloning, expression, purification and screening, and the problems that GTP is difficult to separate and purify in the UTP production process, the GTP impurity content is high in the UTP production process, and the yield and purity of UTP are low can be solved.

The invention relates to the technical field of conveying of chemical production workshops, and discloses spiral feeding equipment and a raw material feeding method for polyester slurry preparation. Through blocking and screening of the screening mechanism, materials which do not pass through screening of the screening mechanism are accumulated at the end, close to the discharging end of the conveying barrel, of the current conveying cavity, and in the continuous accumulation process of the materials which do not pass through screening of the screening mechanism, the corresponding conveying augers continuously overcome the elastic force of the corresponding elastic connecting mechanisms; the conveying auger moves towards the end away from the discharging end of the conveying barrel, at the moment, the conveying auger can conduct counter-acting force provided by the elastic connecting mechanism to generate compression force on the accumulated materials, the accumulated materials are forced to be broken, and therefore the materials which are caked due to moisture absorption can be broken and are prevented from affecting later reaction and production. Materials meeting the screening particle size of the screening mechanisms can be continuously generated while screening is conducted through the screening mechanisms, and the utilization rate and the conveying effect of the conveyed materials can be guaranteed.

The invention relates to the technical field of concrete waste treatment, and discloses a concrete waste centralized collection and treatment device which comprises a pretreatment box and a post-treatment box, the pretreatment box is arranged in the middle of the upper end of the post-treatment box, and a first-stage crushing assembly is arranged in the pretreatment box; when the after-treatment device is used, overall circulation of air in the after-treatment box can be achieved, the circulating air can carry dust and impurities generated in the crushing process to circulate together, the dust and the impurities are discharged through an air outlet, and the dust and the impurities are recycled. And dust and impurities in circulating air are filtered through the dust collection bag, the dust removal effect is good, dust discharge and harm to the body health of workers and the environment are avoided, and the dust removal device has the advantages of being high in practicability and good in dust removal effect.

The cone crusher with the efficient crushing cone structure comprises a cone crusher body, a crushing movable cone is installed in the cone crusher body in a matched mode, a plurality of first crushing protrusions are distributed on the surface of the crushing movable cone, and a plurality of second crushing protrusions are distributed on the surface of the crushing movable cone. A driving assembly matched with the crushing movable cone is arranged on the lower portion of the cone crusher body. According to the cone crusher with the efficient crushing cone structure, through the multiple first crushing protrusions and the multiple second crushing protrusions which are arranged in a staggered mode, broken stone is conveniently prevented from being clamped in a cavity of the cone crusher in the crushing process; the normal work of the cone crusher is guaranteed, the guide rail is arranged to conveniently drive the two raw material box bodies to sequentially feed materials into the cone crusher, the feeding speed of the raw materials is conveniently controlled, the crushing efficiency and the crushing effect of the cone crusher are guaranteed, and the material blocking plate, the hydraulic cylinder and the sliding groove are arranged to conveniently control discharging at the position of the second discharging channel.

The invention relates to the technical field of tailing treatment, in particular to a convenient-to-feed magnetic separator which comprises a magnetic separation box, a crushing mechanism, a shifting mechanism, a shaking mechanism and a scraping and pushing mechanism. The motor drives the rotating disc to rotate, the crushing box can be driven by the pressing column to impact downwards in a circulating and reciprocating mode so as to impact and crush ores located on the surface of the shaking plate, and the crushing box ascends to drive the transmission wheel to rotate so as to force the guide wheel and the ejector rod to drive the shaking plate to shake rapidly; according to the magnetic separation device, the shaking plate is arranged, the impacted ore on the surface of the shaking plate can be screened and loosened, the discharging efficiency is improved, it is guaranteed that the ore can be impacted comprehensively, the ore crushing effect is guaranteed, the overall magnetic separation working effect is improved, and guide teeth are forced to be engaged with a connecting frame through rotation of the shaking plate so as to drive the connecting frame and scraping strips to slide along the shaking plate; and the ore tightly attached to the surface of the shaking plate due to impact is scraped, and the ore is further loosened in cooperation with the working state of shaking.

The utility model provides a forage grass processing pulverizer, and belongs to the technical field of forage grass processing. The forage grass processing pulverizer comprises a base, a rotating seat is arranged on the base, an inner net is arranged on the rotating seat, an outer net is movably connected to the rotating seat in an inserted mode, blades are arranged on the inner net, blocking pieces are arranged on the outer net, at least two spraying pipes are arranged in the inner net, and the two spraying pipes are externally connected with a hot-air blower and a water pumping machine respectively. The space between the outer net and the inner net is filled with forage grass. The forage grass drying device has the following effects that forage grass is formed into a barrel shape through the inner net and the outer net on the rotating seat, the surface area is increased, water spraying cleaning can be conveniently conducted through the spraying pipe, water is spin-dried through rotating centrifugal force, hot air is blown out in cooperation with the other spraying pipe, efficient drying is achieved, and finally the outer net is jacked by the jacking piece to be separated from the inner net; the forage grass is grabbed through the blocking pieces and cut through the blades, the cutting time is prolonged, and the smashing effect can be guaranteed.

The utility model discloses a crushing system for hazardous waste disposal, which comprises a cylindrical barrel body, two vertical supporting legs are symmetrically and fixedly arranged at the lower part of the barrel body, a material containing bin is fixedly arranged between the two supporting legs, a discharge port is arranged at the bottom of the material containing bin, and the discharge port is communicated with the cylindrical barrel body. A long-strip-shaped material screening groove is formed in the position, above the material containing bin, of the bottom of the barrel, and a screen is arranged in the material screening groove. A rotating shaft coinciding with the axis of the barrel is rotationally arranged in the barrel, a first motor used for driving the rotating shaft to rotate is arranged at one end of the outer portion of the barrel, and the circumferential wall of the rotating shaft is sleeved with spiral blades. And a feeding crushing hopper communicated with the interior of the cylinder body is fixedly arranged at one end, close to the first motor, of the upper part of the cylinder body. The solid hazardous waste screening and secondary crushing device can automatically screen and crush solid hazardous waste after primary crushing, the crushing effect is guaranteed, and the crushing efficiency is improved.

The utility model provides a sagger material pre-crushing device. The sagger material pre-crushing device comprises a rack, a rotary crushing mechanism, a lifting mechanism and a fixing mechanism, the rotary crushing mechanism is fixedly arranged on the rack and is positioned above the lifting mechanism; the lifting mechanism comprises a servo motor and a lifting platform used for bearing the saggar. The servo motor is fixedly arranged on the rack and is in transmission connection with the lifting platform, and the servo motor is used for driving the lifting platform to ascend and descend; the fixing mechanism is arranged on the surface of the side, close to the rotary crushing mechanism, of the lifting platform and used for fixing the saggar. By adopting the sagger material pre-crushing device provided by the utility model, the extrusion strength on the sagger in the crushing process is small, and the damage rate of the sagger is reduced while the crushing effect is ensured.

The invention relates to the technical field of crushing devices, in particular to new energy fuel raw material preparation equipment which comprises a crushing box, a crushing mechanism, a crushing mechanism, a discharging mechanism, a spreading mechanism, an air supply mechanism and a compression mechanism. Straw is preliminarily crushed through the crushing mechanism, the air supply mechanism is matched with the air outlet to blow air to the crushing cavity, the straw in the crushing cavity is forced to generate cyclone crushing, the crushing effect is guaranteed, intermittent strong air injection is conducted on leakage holes through the compression mechanism, the leakage holes are prevented from being blocked, and the crushing efficiency is improved. Straw fragments accumulated in the discharging groove are crushed through the scattering mechanism, the problem that normal discharging cannot be achieved due to blockage generated when straw is excessively accumulated is solved, two crushing rollers rotate relatively and are matched with shearing force generated by mutual meshing of spiral blades on the surfaces of the two crushing rollers, and therefore the straw crushing efficiency is improved. And straw fragments crushed by the crushing mechanism are crushed again, so that the overall crushing effect is further improved, and the working efficiency can be improved.

The utility model discloses fruit and vegetable garbage degradation fermentation tank, including jar body, the discharge pipe of jar body bottom end, set up the valve plate and the smashing cylinder corresponding with valve plate at jar body upper end, the first motor is fixedly connected with the central position of jar body bottom, and the output of first motor is fixedly connected with the pivot, and the pivot is inserted in the jar body, and the outside fixed connection of pivot has a plurality of stirring rods, the jar body is evenly equipped with a plurality of scrapers, and a plurality of scrapers one side all are contacted with jar body inner wall, and a plurality of scrapers all are fixedly connected with corresponding stirring rod end portion, the utility model discloses through a plurality of sharp hooks can clean the fruit and vegetable garbage stuck on the smashing knife, to guarantee the smashing effect of smashing knife to subsequent fruit and vegetable garbage, and through a plurality of scrapers to the fruit and vegetable adhered on jar body inner wall clean, prevent the inconvenience of cleaning of the fruit and vegetable adhered on jar body inner wall too much, and then through a plurality of push -plate rotation push fruit and vegetable, accelerate the discharge efficiency, prevent the bottom of jar body will accumulate a large amount of fruit and vegetable garbage and can not discharge in time.

The utility model discloses a crushing and screening device which comprises a box body, a screening assembly is horizontally arranged in the box body, the screening assembly comprises a screen cylinder, a left end plate and a right end plate are fixed to the two ends of the screen cylinder respectively, and a crushing assembly is arranged in the screen cylinder. According to the calcium hydroxide crushing device, the box body, the screening assembly, the crushing assembly, the first motor, the second motor and the feeding assembly are arranged, a calcium hydroxide raw material is added into the screening assembly through the feeding assembly, and in the process that the second motor drives the screening assembly to rotate, the first motor drives the crushing assembly to rotate at a high speed in the screening assembly; the calcium hydroxide raw material continuously rolls along with rotation of the screening assembly, the crushing assembly is matched to strike and crush the calcium hydroxide raw material, the materials with the crushed particles reaching the standard penetrate through a screen barrel of the screening assembly to be discharged, the materials with the particles not reaching the standard are continuously crushed in the screening assembly, and the crushing effect is guaranteed.

The invention discloses an efficient grinding device for shrimp paste production and a grinding method thereof, and belongs to the technical field of shrimp paste production. An efficient grinding device for shrimp paste production comprises a treatment box, the bottom of the treatment box is in threaded connection with a processing box, a hydraulic cylinder is arranged at the top of the treatment box, a rolling block is welded to the telescopic end of the hydraulic cylinder, a plurality of telescopic grooves are formed in the bottom end face of the rolling block at equal intervals, and sliding grooves are formed in the inner walls of the two sides of each telescopic groove; and a sliding block is slidably installed in the telescopic groove, the two ends of the sliding block extend into the two sliding grooves correspondingly, a cutting knife is welded to the end face of the bottom of the sliding block, a pair of reset springs is welded to the top of the cutting knife, and one end of the top of each reset spring is fixedly welded to the top of the inner wall of the telescopic groove. The problems that according to an existing design, large shrimps cannot be fully ground, the grinding effect is poor, secondary grinding processing is needed, and the efficiency is low are effectively solved.