1028results about How to "Affect quality" patented technology

The invention discloses processing equipment for a light emitting diode, and relates to the technical field of diode production, the equipment comprises four stations, namely a feeding station a, a rotating station b, a plugging station c and a discharging station d, and further comprises a main body frame, the main body frame comprises a mounting table arranged on the main body frame, and a fixed table is fixedly mounted on the surface of the mounting table; the clamping mechanism comprises four rotating sliding plates mounted on the fixed table, and an upper clamping plate and a lower clamping plate are mounted on the surface of each rotating sliding plate in a sliding manner; through the reset effect of the rotating mechanism and the effect of the discharging mechanism, the plugged diodes fall off from the mechanism, so that the purpose of rapid discharging is completed, at the moment, in the process of moving from the discharging station d to the feeding station a, the upper clamping plate and the lower clamping plate are reset through the effect of the deflection mechanism, the plugging mechanism and the discharging mechanism, and the diodes are rapidly discharged. Therefore, the purposes of quickly and circularly plugging the diode and improving the production efficiency are achieved.

The utility model discloses a take-up structure of a wire drawing machine, and relates to the technical field of wire drawing machine equipment. The device comprises a base and a moving frame, a rotating shaft is rotationally arranged on the outer side of the moving frame, a mounting disc is fixedly arranged at the end, away from the moving frame, of the rotating shaft, and clamping plates distributed in an annular array are slidably arranged on the mounting disc away from the outer side; according to the wind-up roll clamping device, the mounting disc, the connecting plates, the threaded rods, the threaded sliding blocks, the clamping plates and other structures are arranged to be matched with one another, wind-up rolls of any specification can be clamped, the problem that wind-up rolls of different specifications are inconvenient to clamp is solved, and therefore the purpose of clamping the wind-up rolls of different specifications is achieved; the reciprocating threaded rod, the reciprocating moving table, the rotating piece and other structures are arranged to be matched with one another, the moving frame can be moved, then the winding roller can be moved, and the situation that metal wires are guided through a guide ring, deformation is caused, and the quality of the metal wires is affected is avoided.

The invention belongs to the field of thin films, and particularly discloses an atomic layer deposition method and a thin film prepared through the atomic layer deposition method. According to the deposition method, the reaction cavity, the two input pipeline systems, the outlet valve and the vacuum pump in the atomic layer deposition system are used for controlling precursor pulse deposition and inert gas purging conditions in the atomic deposition process, and the film deposition state is improved; the efficiency of purging and removing substances and impurity residues such as a precursor and a reaction product thereof is improved, the problem that the quality of a deposited film is affected by the impurity residues in a reaction system or on the surface of a sample in the film deposition process is avoided, the uniformity and compactness of film deposition and the coverage rate and conformal rate of a film on the surface of a base material hole are improved, the defects of the film are reduced, and the yield is improved. And the method can be applied to a substrate with a high aspect ratio structure to deposit the film, so that the purpose of manufacturing a large-size complicated special-shaped structure device is achieved.

The invention discloses a transportation device for glass product manufacturing, and relates to the technical field of glass manufacturing, the transportation device comprises a transportation table, an overturning assembly is arranged at the top of the transportation table, a placing assembly is mounted above the overturning assembly, an isolation protection assembly is mounted at the top of the transportation table, and an adjusting and fixing assembly is arranged at the top of the placing assembly; through the conveying table and the overturning assembly, when the conveying table conveys a glass plate to coating equipment, a two-way motor is started, the two-way motor drives a driving gear to rotate, then a driven gear is driven by a toothed belt to rotate, a sliding block slides in a sliding shell, and therefore an overturning plate begins to incline until the overturning plate reaches a vertical state; the glass plate can be taken down from the placing assembly at the moment, the glass plate is easier to load and unload in the vertical state, the coating work of the glass plate is facilitated, the glass plate does not need to be lifted again from the horizontal state after being unloaded, and the effects of improving the working efficiency and reducing the breaking risk of the glass plate are achieved.

The invention discloses a heat preservation foaming material multi-channel cutting device with a tool changing function, and belongs to the technical field of heat preservation material cutting devices. Comprising a shell, the shell is provided with the storage rack, the shell is fixedly connected with the connecting plate, the connecting plate is in sliding connection with a driving plate, the driving plate is in sliding connection with a mounting shell, the mounting shell is in sliding connection with elastic telescopic plates which are distributed in a central symmetry mode, and the lower sides of the elastic telescopic plates are in sliding connection with cutting knives. And the cutting knife is fixedly connected with a pressure detector. Resistance borne by cutting knives on the adjacent elastic telescopic plates is detected through a pressure detector, then the abrasion degree of the adjacent cutting knives is detected, when abrasion of the cutting knives is aggravated, the cutting knives are replaced by replacing the positions of the centrosymmetric elastic telescopic plates on the same mounting shell, the whole process is faster, and the cutting efficiency is improved. And meanwhile, shutdown treatment is not needed any more.

According to the technical scheme, the rust-proof bag production film blowing machine is characterized in that the rust-proof bag production film blowing machine comprises a base, a film blowing machine body is fixedly installed on the top face of the base, an installation frame is fixedly installed on the top face of the base, and a through hole is formed in the top face of the installation frame; the cooling assembly is arranged on the top face of the base and used for cooling the anti-rust bag, after raw materials are manufactured and blown out through the film blowing machine body, a cooling pipe makes contact with the outer wall of the anti-rust bag, heat generated in the production process of the anti-rust bag is absorbed, and it is avoided that the heat is gathered in the anti-rust bag, and the quality of the anti-rust bag is affected; cooling water in a water tank is pumped out through water pumps, the cooling water enters a cooling pipe, the cooling water in the cooling pipe circularly flows through the two water pumps, the heat dissipation efficiency is improved, a rotating roller is arranged, the rotating roller and an extrusion roller are used in cooperation, and the cooled rust-proof bag is extruded and exhausted; workers can conveniently collect the rust-proof bags subsequently, and practicability is improved.

The utility model discloses a glass raw material melting observation window, which belongs to the technical field of observation windows, and comprises an observation window frame and a refractory plate, the top end of the observation window frame is connected with two baffles, the bottom surface of one end of each baffle is connected with a limiting semi-ring, the top and the bottom of one side wall of the observation window frame are connected with slide rail plates, and a propelling assembly is arranged in each slide rail plate. And one side wall of the heat insulation plate is fixedly connected with a limiting plate. Through the arrangement of the limiting rod and the pulling plate, the heat insulation plate can be limited and fixed through the limiting rod when closed, the heat insulation plate can be pulled open through the pulling plate when opened, observers are prevented from making direct contact with the shielding part, and the safety of observation operation is guaranteed; and air outside the observation hole can be pushed away when the refractory plate is opened, so that an observer can conveniently observe for a short time, and the situation that a large amount of air enters the kiln to oxidize glass raw materials during observation is avoided.

The invention relates to the technical field of acrylic resin production, in particular to intelligent filtering equipment for acrylic resin production, which comprises a filtering tank, an ultrafiltration membrane, a transmission assembly, a scraper, a filtering pipe, a first elastic rope and the like, an ultrafiltration membrane is arranged in the filter tank; a conveying assembly for conveying acrylic resin is arranged on the filter tank; the conveying assembly is connected with a plurality of scraping plates used for cleaning impurities. Each scraping plate is in a fan shape; all the scraping plates jointly form a circular ring shape; a filter pipe used for screening impurities is connected to each scraping plate in a sliding manner; a plurality of first elastic ropes are arranged on each scraping plate; and the first elastic rope on each scraper is fixedly connected with the corresponding filter pipe. The middle of the ultrafiltration membrane is in an expanded state through the carding device, acrylic resin is prevented from being in full contact with membrane filaments in the middle of the ultrafiltration membrane, the utilization rate of the membrane filaments in the middle of the ultrafiltration membrane is increased, and the filtering effect of the ultrafiltration membrane on the acrylic resin is enhanced.

The invention relates to the field of edible fungi injection and inoculation, and discloses an automated edible fungi injection and inoculation device, comprising a processing stand, a feeding conveyor line and a discharging conveyor line fixed on the processing stand for conveying fungi bags, the injection and inoculation device also comprising an injection assembly installed on the processing stand, and a telescopic injection assembly coaxially corresponding to and directly below the injection assembly for conveying liquid fungi; the injection assembly comprises an injection main pipe installed through the processing stand, an injection head is telescopically sleeved on the injection main pipe, a positioning piece is fixedly sleeved on the injection head, a lifting cylinder is fixedly installed on the processing stand, and the lifting end of the lifting cylinder is fixedly assembled with the positioning piece; the injection and inoculation arrangement adopts a combination of the injection assembly and the telescopic injection assembly to perform injection and inoculation, and controls the telescopic injection assembly to rotate and sterilize, so as to avoid continuous contamination of fungi bags during the injection process.

The utility model discloses a plastic vacuum forming machine dustproof feeding structure which comprises a base, a mounting frame is fixedly arranged at the top of the base, fixing columns are fixedly arranged on the upper side wall of the mounting frame and the top of the base, a dust suction hood is fixedly arranged at the ends of the fixing columns, and limiting assemblies are arranged on the left side and the right side of the dust suction hood. A driving motor is fixedly arranged on the front side of the dust suction hood, and the output end of the driving motor penetrates through the dust suction hood, extends into the dust suction hood and is fixedly provided with a soft hair roller. According to the feeding structure of the plastic vacuum forming machine, through the arrangement of the mounting frame, the fixing column, the dust suction cover, the driving motor, a soft hair roller, a dust outlet cover, a dust outlet pipe, a dust collecting box, a blocking net and a dust suction fan, dust on a plastic vacuum forming film entering the plastic vacuum forming machine can be conveniently removed, so that the dust is prevented from entering the plastic vacuum forming machine along with the plastic vacuum forming film, and the feeding structure of the plastic vacuum forming machine has a dustproof function; and the dust removal structure does not need to be replaced, so that the production of the blister box is prevented from being influenced by the stop of the blister machine.

The utility model discloses a 3D printing head structure for ceramic products, and aims to overcome the defects that the discharging stability of a 3D printing head is poor, and the printing quality is affected. A material extrusion screw is installed in the printing cylinder, a feeding nozzle is arranged on the side wall of the printing cylinder, an extrusion nozzle is arranged at the lower end of the printing cylinder, the feeding nozzle is connected with an extrusion cylinder through a pipeline, and an extrusion piston is installed in the extrusion cylinder. Due to the double extrusion effect of the extrusion piston and the extrusion screw, printing materials can be stably and reliably extruded, the blocking phenomenon is avoided, and the printing quality of ceramic products can be guaranteed.

The utility model relates to the technical field of metallurgical cooling, in particular to a side spraying drainage device which comprises a body, a cavity is arranged in the body, a water tank for cooling water to enter and exit is arranged at the bottom of the cavity, a plurality of drainage openings are arranged on the water tank, a cross beam is arranged on the upper portion of the cavity, two ends of the cross beam are fixedly connected with the body, and a plurality of chains are hung on the cross beam. The chain is used for weakening kinetic energy of cooling water, a plurality of vertical plates which are arranged according to a certain rule are fixedly installed on the rear wall of the cavity, and the vertical plates are used for further consuming the kinetic energy of the cooling water. The side spraying drainage device is convenient for field operation personnel to install, the labor intensity is greatly reduced, and the operation efficiency is improved. Through the combined action on the chain and the vertical plate, the residual kinetic energy of the cooling water can be consumed to the greatest extent, the splashed cooling water can be prevented from being reflected to the strip steel again, and the edge of the strip steel is prevented from being twisted to influence the quality of the strip steel; and meanwhile, the splashing cooling water can be prevented from forming water mist and entering equipment such as a bearing and a motor of the cooling system to cause damage to the equipment and finally cause faults of the cooling system.

The invention provides a mesenchymal stem cell preparation as well as a preparation method and application thereof, and relates to the technical field of biology, the mesenchymal stem cell preparation contains 5 * 10 < 6 >-1.2 * 10 < 7 > cells / mL of mesenchymal stem cells, 0.1-0.6% w / v of human serum albumin and a solvent; the mesenchymal stem cells are obtained by culturing a serum-free culture medium, and the mesenchymal stem cells are obtained by resuscitating cryopreserved mesenchymal stem cells, inoculating the resuscitated mesenchymal stem cells into a culture container, culturing until the mesenchymal stem cells are completely adhered to the wall, and digesting. The mesenchymal stem cell preparation improves the treatment effect of mesenchymal stem cells.

The utility model discloses tunnel type microwave drying equipment and rubber tree seed tunnel type microwave drying equipment adopting the same. The tunnel type microwave drying equipment comprises a drying channel (A), a conveying belt (17) and a tempering device (13), a microwave generator is arranged in the drying channel (A); different numbers of magnetrons are arranged in each microwave generator according to the heating temperature, each microwave generator is provided with a microwave power controller, and the conveying belt (17) sequentially penetrates through the drying channel (A) and the tempering device (13); a smoke detector is arranged below the drying channel (A); and the tempering device (13) is arranged behind the outlet of the drying channel (A). Materials on the conveying belt are subjected to multi-stage drying through the multiple microwave generators, it is guaranteed that the internal pressure of seeds is stable, and bursting is avoided; and meanwhile, the tempering device is arranged at the tail end of the drying channel, so that the material quality is prevented from being influenced by material surface shrinkage, hardening and browning.

The invention relates to the technical field of cement production and packaging, in particular to a cement packaging and conveying device with a dust removal function, the cement packaging and conveying device comprises a mounting frame, a feeding mechanism, a conveying mechanism and a dust prevention mechanism, the feeding mechanism comprises a stock bin, a feeding hopper, a valve and a discharging frame, compared with an existing cement packaging and conveying device, the cement packaging and conveying device is provided with two sets of movable dustproof plates, two sets of fixed dustproof plates and a set of dust removal rods, and compared with a dust removal operation method adopted by an existing cement packaging machine, the cement packaging and conveying device has the advantages that the dust removal efficiency is improved, and the dust removal efficiency is improved. On one hand, the working efficiency is higher, and the device can be used for automatic flow line production, and on the other hand, in the dust removal process, the working space and the external environment are always in an isolated state, so that the phenomenon that dust overflows all around when the inner walls of the two fixed dustproof plates and the inner walls of the two movable dustproof plates are cleaned is avoided.

The utility model relates to the technical field of medical equipment, and provides a blood sugar, uric acid and total cholesterol analysis monitor which comprises a main body and a monitoring mechanism, the test paper box is arranged, test paper is placed in the test paper box and is convenient to take and use, the front cover is attached to the test paper box to prevent impurities from influencing cleaning of the test paper, the dehumidizer is arranged, moisture in the test paper box is absorbed, the moisture is prevented from influencing the quality of the test paper, and when the dehumidizer needs to be replaced, the rear cover is opened, and then the dehumidizer can be drawn out. A laser transmitter is arranged, a blood sampling pen is pulled out, a test paper frame is inserted into a test paper groove, the laser transmitter is aligned to a blood sampling position, a switch is pressed to start the laser transmitter to sample blood, and after blood sampling is completed, due to the fact that a hole is very small, extra hemostasis measures are not needed generally, and a wound can be naturally healed quickly; through the arrangement of the sterilizing lamp, after the blood sampling pen is put back, the sterilizing lamp is turned on to sterilize the test paper groove, and bacterium breeding is prevented.

The invention discloses material transfer equipment for preparation of a veterinary disinfectant, and relates to the technical field of material transfer, and the material transfer equipment comprises a composite mechanism. According to the material transfer equipment for preparation of the veterinary disinfectant, by designing a composite mechanism, starting a first motor, driving a rotating shaft to rotate and moving disinfectant raw materials through paddles, the material transfer effect is achieved, a composite shell is lifted by regulating and controlling a lifting rod, so that the operation condition requirements are met, materials are discharged outwards through a connecting pipe, and the material transfer efficiency is improved. The spiral plate is arranged in the connecting pipe, the effect of uniform material conveying is achieved through the spiral structure, material output smoke dust is reduced, material drifting is reduced, the scraping mechanisms are arranged on the surfaces of the blades, the blades rotate to drive the scraping mechanisms to rub the inner wall of the composite shell, on one hand, the scraping effect on the materials is improved, and the conveying efficiency is improved; on the other hand, material residues are reduced by scraping the inner wall, the inner wall of the equipment is kept clean, material residues are prevented, and pollution of the material residues to the interior of the equipment is avoided.

The utility model discloses a hot runner anti-bubble forming die which comprises a supporting assembly, a lower die holder assembly, a lower sealing assembly and an upper sealing assembly, the supporting assembly comprises a supporting plate, a supporting rod arranged at the top of the supporting plate and a fixing shaft arranged on the inner side of the supporting plate, the lower die base assembly comprises a lower die base body rotationally connected with the fixing shaft and an electric telescopic rod rotationally connected to the bottom of the lower die base body, and the lower sealing assembly comprises a sealing box arranged at the bottom of the supporting plate. The upper sealing assembly comprises an electric push rod arranged at the bottom of the supporting plate, a fixing plate arranged at the top of the electric push rod and a top cover arranged on the fixing plate. According to the utility model, the electric telescopic rod can drive the lower die holder main body to do reciprocating motion, meanwhile, a certain sealed space is formed through the lower sealing assembly and the upper sealing assembly, and then air in the sealing box and the top cover is pumped out through the hose by utilizing the vacuum pump, so that a certain vacuum can be formed, and bubbles in liquid raw materials can be conveniently removed.

The invention discloses a paste mixing machine for battery production and capable of preventing condensate water from flowing back, and relates to the technical field of battery production, the paste mixing machine comprises a condensation assembly and an air suction assembly, the condensation assembly comprises a condensation plate, the condensation plate is connected to the inner side face of a condensation bin, and a water conveying pipe is arranged between the condensation bin and the condensation plate in a surrounding mode; a heat insulation plate is connected to the lower portion of the inner side face of the condensation bin, a conical shell is connected to the upper side face of the heat insulation plate, the air suction assembly comprises a rotating shaft, the rotating shaft is used for driving fan blades to rotate, the fan blades are located on the inner upper portion of the conical shell, and a top scraping assembly is arranged on the rotating shaft in a matched mode. A second motor in the air suction assembly is started to drive fan blades to rotate, the fan blades enable evaporated water vapor to move upwards and enter the space between a condensation plate and a conical shell, after the water vapor makes contact with the condensation plate in the condensation assembly, the high-temperature water vapor is condensed into water drops to be attached to the condensation plate, and it is avoided that condensate water flows back, and the paste mixing quality is affected.

The perforating machine capable of preventing drafting wrinkles comprises a perforating main machine and a fixing assembly, limiting blocks are fixedly connected to the left side and the right side of the upper portion of the perforating main machine, the fixing assembly is installed in front of the limiting blocks, a magnet plate is fixedly connected to the top of a hook, and the magnet plate is fixedly connected to the top of the hook. A limiting assembly is arranged on one side of the lower portion of the long iron block. According to the perforating machine capable of preventing drafting wrinkles, an operator can conveniently and rapidly limit and fix clothes, the situation that the clothes are drafted and wrinkled when the clothes are perforated through the perforating main machine, and consequently the quality of the clothes is affected is avoided, limiting and fixing of a cutting knife are facilitated, the cutting knife is prevented from being impacted by external force in the placing process, and the perforating efficiency is improved. The device has certain safety, the height of the device can be conveniently adjusted by an operator, the device can be conveniently used by operators with different bodies, and the situation that the operator suffers from cervical spondylosis after using the device for a long time is avoided.

The invention relates to the field of aquatic product packaging and processing, in particular to an aquatic product bagged finished product flattening device which comprises a lower support, the upper end of the lower support is rotationally connected with two parallel rollers, the two rollers are connected through a conveying belt, and an upper support is arranged at the upper end of the lower support. The upper support is rotationally connected with two parallel rollers, the two rollers on the upper support are connected through a conveying belt, the conveying belt corresponds to the conveying belt below the conveying belt, a vacuumizing device is arranged at the position, on the side face of the conveying belt, of the upper end of the lower support, and an edge sealing mechanism is integrated on the vacuumizing device. According to the device, the aquatic products can be vacuumized and packaged immediately after being leveled, so that the efficiency is improved, and meanwhile, the leveling work failure caused in the transfer process of a special vacuumizing and packaging device after the aquatic product packaging bags are leveled can be prevented.

The utility model relates to the technical field of wind shield processing, and disclose a kind of injection mold for wind shield processing, including base and fixed plate, model cavity is set up in base, the middle part of base is provided with through slot, the bottom end of fixed plate is provided with mould core, the top of fixed plate is provided with injection assembly, the inside of mould core is fixedly connected with several exhaust pipes, the middle part of mould core is provided with cavity, injection assembly includes four injection channels fixedly connected in the middle part of fixed plate, the top of four injection channels is fixedly connected with feeding pipe, the inner cavity middle part of feeding pipe is provided with conical flow guide block, injection material is injected into model cavity inner cavity from multiple positions by four injection channels simultaneously, effectively improve injection speed, ensure that material can be more evenly distributed in model cavity inner cavity simultaneously, gas generated in high temperature during mould use is discharged through multiple evenly arranged exhaust pipes, avoid that gas influences the product quality of wind shield.

The utility model discloses a ceramic tea set production drying device which structurally comprises a drying box and a placing plate, a pushing box door can be conveniently pushed outwards through an electric push rod, after an installation frame on the inner side faces outwards, a ceramic tea set needing to be dried is placed at the upper end of the placing plate and then pulled into the drying box, and then the ceramic tea set is placed on the placing plate. The hot-air blower sprays hot air to tea sets on the inner side through nozzles of an air spraying row on the outer side of an air conveying pipe, the hot air dries the tea sets, a motor drives a containing plate to rotate, and therefore the tea sets can be heated more evenly, and the problems that the drying efficiency is poor due to single-side heating, and one side is heated unstably are solved. The rotating speed of a single motor can be controlled, so that the heating and drying effect is better, the drying quality can be better according to the rotating speed of different tea sets, waste heat can be recycled under the action of an air suction pipe and a filter cartridge at the lower end, and the drying effect is better.

The utility model discloses a kind of anti-falling annular grinding wheel transfer devices, including transfer frame, the transfer frame is equipped with multiple groups of rollers in bottom, and multiple groups of storage box are placed on transfer frame, the storage box is equipped with engagement slot in inside, and the bottom plate of transfer frame is correspondingly equipped with multiple groups of through holes.The storage box of the anti-falling annular grinding wheel transfer device is formed engagement limiting structure by engagement block, fixed plate and transfer frame, and fixed plate is formed screw locking structure by bolt and transfer frame, to carry out engagement limiting by engagement block component to the storage box of the most lower side, to guarantee the stability of the storage box in the transfer process, the sliding structure of the device's baffle is formed by sliding block and inserted in sliding slot and storage box, and baffle is formed extrusion limiting structure with annular grinding wheel, to avoid annular grinding wheel in transport process from each other by multiple baffle Wear influence its quality, while the annular grinding wheel in transport can be limited.

The invention relates to the technical field of meal delivery robots, in particular to a meal delivery robot with a built-in heat preservation box, and solves the problems that an existing meal delivery robot lacks a heat preservation structure and is low in meal delivery efficiency. The meal delivery robot comprises a robot base, a shell is arranged at the upper end of the robot base, a meal delivery opening is formed in the shell, and a door plate is hinged to the meal delivery opening; a first box body and a second box body are slidably connected in the shell, driving mechanisms are arranged between the first box body and the shell and between the second box body and the shell, a first cover plate and a second cover plate are slidably connected in the shell, and heat preservation layers are arranged in the first box body and the second box body; the driving mechanism comprises a first fixing rod and a second fixing rod, a first swing rod is hinged to the first fixing rod, a second swing rod is hinged to the second fixing rod, and a connecting plate is hinged to the free end of the first swing rod and the free end of the second swing rod. According to the meal delivery robot, a better heat preservation effect can be achieved on meals, the meal delivery efficiency of the meal delivery robot is improved, and the situation that the quality of the meals is affected due to odor tainting is avoided.

The utility model provides an anti-fake paper positioning and conveying mechanism which comprises a conveying frame, a conveying belt which continuously moves in the direction from a conveying inlet to a conveying outlet is arranged in the middle of the conveying frame, a positioning part is arranged on the conveying frame behind the conveying inlet, adjusting grooves are formed in the two sides of the positioning part, and the adjusting grooves are connected to a cavity in the conveying frame. A first guide rod, a second guide rod and a screw rod are rotationally connected to the two sides of the cavity, and a positioning assembly is slidably connected to the first guide rod, the second guide rod and the screw rod; the supporting blocks are arranged on the two sides of the conveying frame in front of the conveying outlet, a dust blocking cover is fixedly connected between the supporting blocks, and an ion wind bar is arranged in the dust blocking cover. According to the utility model, the positioning part is arranged on the conveying frame, and the size of the positioning part can be synchronously adjusted through the screw rod so as to adapt to anti-counterfeiting paper of different sizes, so that products of various models do not need to be produced, and the positioning part can be quickly adjusted according to parameters, thereby being beneficial to improving the working efficiency.

The application discloses a silicon carbide crystal growth device and a growth method, and particularly relates to the field of silicon carbide crystal growth. The silicon carbide crystal growth device comprises a crucible, a seed crystal tray, at least one layer of inert metal mesh and a bottom plate; the crucible is electrically connected with a positive electrode or a negative electrode of a first power supply, and the crucible comprises a first area for placing silicon carbide raw materials; the seed crystal tray is arranged above the crucible; the at least one layer of inert metal mesh is arranged between the first area and the seed crystal tray through an electrode rod, and the electrode rod is electrically connected with a positive electrode or a negative electrode of a second power supply; the bottom plate is arranged below the crucible, and the bottom plate is electrically connected with a positive electrode or a negative electrode of a third power supply; wherein at least one of the crucible, the electrode rod and the bottom plate is electrically connected with the first power supply, the second power supply and the third power supply. The silicon carbide crystal growth device can prevent carbon particles from entering the silicon carbide crystal and affecting the quality of the silicon carbide crystal.

The invention discloses sludge-based biochar production equipment, and relates to the field of biochar production. Sludge-based biochar production equipment comprises a supporting base, and further comprises an electric heating cylinder rotationally connected to the supporting base, and an air cylinder rotationally connected to the supporting base, one end of the electric heating cylinder is provided with an opening, and the other end of the electric heating cylinder is provided with an air outlet; the cover plate is rotationally connected to the electric heating cylinder and used for closing an opening of the electric heating cylinder, and the filter cylinder is arranged in the electric heating cylinder and fixedly connected with the cover plate; in the sludge treatment process, garbage in sludge can be effectively cleaned, the sludge can be uniformly heated, water evaporation is accelerated, the water content is reduced, the quality of subsequently produced biochar is improved, heat in water vapor generated by sludge evaporation can be recycled, and the energy consumption is reduced. And the collected high-temperature gas is utilized to clean light garbage remaining on the comb plate, and the sludge is dried again, so that the waste of energy is reduced.