37results about How to "Realize multi-stage crushing" patented technology

The invention relates to the technical field of coal crushing equipment, in particular to efficient coal multi-stage crushing equipment for coal mine exploitation. A first rotating shaft is driven bya servo motor to rotate, on one hand, the first rotating shaft drives a second d rotating shaft to rotate through a transmission belt, crushing cutters interact, and coal in a feeding hopper is crushed; on the other hand, the first rotating shaft directly drives a grinding end to grind coal falling into a grinding channel through a feeding pipe, and therefore multi-stage crushing is achieved, andthe crushing effect and efficiency are improved; the first rotating shaft further drives a third rotating shaft to rotate through the transmission belt, a moving block moves up and down in the axial direction, a baffle is driven to move, the feeding pipe is intermittently opened or sealed, and intermittent feeding is achieved; and a push-pull assembly is arranged, a cylinder cam rotates along withthe first rotating shaft, a wedge block is driven by a connecting rod to move up and down, a push-pull rod drives a blocking plate to work in cooperation with a spring, and blocking and material pushing are completed.

The invention discloses a treatment system, crushing equipment and a treatment method for oily sludge. The equipment comprises an inlet cylinder body, a crushing cylinder body, a double-roller type shredding mechanism, a rotating shaft type crushing mechanism, a high-pressure water spraying device and a first oil scraping device, wherein the lower part of the inlet cylinder body is connected with the crushing cylinder body; the high-pressure water spraying device is arranged above or inside the inlet cylinder body; the double-roller type shredding mechanism is arranged in the inlet cylinder body; the crushing cylinder body is provided with an oil slick space above the rotating shaft type crushing mechanism; the first oil scraping device is arranged in the oil slick space; a first oil slick draining outlet which can be opened and closed is formed in an end opposite to the first oil scraping device; an oily sludge discharging outlet is formed in the bottom of the crushing cylinder body. The oily sludge treatment equipment disclosed by the invention is formed by combining multistage crushing, multistage oil removal, high-efficiency oil binding or extraction, can be suitable for the oily sludge with different oil contents, and is particularly suitable for the oily sludge with lower oil content or serious emulsification.

The invention relates to the technical field of crushing and grinding, and in particular to a raw material crushing grinding device for a spraying device. The raw material crushing grinding device forthe spraying device comprises a main body cavity, a crushing cavity and a grinding cavity. The invention provides the raw material crushing grinding device for the spraying device. A rocking rod is driven to swing by utilizing a turntable, and then horizontal reciprocating movement of a reciprocating rod is realized through the engagement of a fan-shaped gear and teeth of the reciprocating rod, so that an impact hammer at an end part is driven to perform primary crushing on raw materials; simultaneously, a grinding block which is connected to the bottom of the reciprocating rod also moves reciprocally along with the reciprocating rod so as to perform secondary grinding on the primarily crushed raw materials again; and the particle fineness of particles is effectively improved. The raw material crushing grinding device for the spraying device is novel in structure and high in practicability, realizes multi-stage crushing by adopting a single power source, and is suitable for popularizing.

The invention relates to the technical field of construction waste regeneration, and discloses a method for preparing recycled aggregate from construction waste. A device comprises a shell, and further comprises two transverse rods which are respectively mounted between the left side wall and the right side wall of the interior of the shell and are arranged in parallel, crushing cutters are fixedly connected to the outer surfaces of the two transverse rods, and the left ends of the two transverse rods penetrate through and extend to the outer side of the shell and are fixedly connected with transmission gears, and the two transmission gears are meshed with each other; and the outer surface of the shell is fixedly connected with a first motor, and the output end of the first motor is fixedly connected with the left end of the transverse rod on the outer side. According to the manufacturing device for preparing the recycled aggregate from the construction waste, the waste is firstly crushed through the crushing cutters, then crushed through grinding of a grinding wheel and impacted by an impacting plate, the waste can be comprehensively crushed, aggregate particles are uniform, the particle size of the particles is small, the working requirement is met, repeated crushing is not needed, the working efficiency is high, and the working quality is good.

The invention belongs to the technical field of waste disposal, and particularly relates to an urban solid waste disposal system which comprises a box body, a motor, a crushing roller, a breaking module, a first vibration module, a second vibration module, a spiral feeding shaft, a spiral extrusion roller and a filter net; the crushing roller is rotatably installed on the upper portion of the interior of the box body; the breaking module comprises a driving shaft, a rotary disc, a guide column, a rack, a first inclined block, a fixing rod, a breaking cutter shaft, a driving gear, and breakingcutters; and the driving shaft is transmitted with the crushing roller through gear engagement, the rotary disc is fixedly connected to one end of the driving shaft, the outer circle of the rotary disc is fixedly connected with the guide column, the guide column is used for squeezing the first inclined block arranged on the end head of the rack, the middle of the breaking cutter shaft is fixedly connected with the driving gear, the driving gear is engaged with the rack, and the two ends of the breaking cutter shaft are correspondingly provided with the breaking cutters. According to the urbansolid waste disposal system, power of the breaking roller by the rack and the driving gear, a power source drive is used for achieving multi-stage breaking of solid waste, the breaking efficiency is improved, and energy can be saved.

The invention relates to the technical field of refractory material crushing equipment, in particular to a high-efficiency crushing device for refractory materials. The device is based on a servo motor as a power source, and a reciprocating assembly based on a cylindrical cam cooperates with a plugging assembly, so that the materials are subjected to primary crushing through a first crushing assembly; through the transmission of the plugging assembly, the materials are subjected to secondary crushing through a secondary crushing assembly; a transmission assembly is used as the power input of athird crushing assembly to make a balance wheel drive a crushing roller to swing, and the materials are further crushed; the three treatment steps are sequentially matched to achieve multi-stage crushing, so that the crushing effect on the materials is improved. The first crushing assembly rolls along the bottom surface of a fixed wedge block through a third roll and produces a displacement in the vertical direction, so that a vertical rack moves up and down and acts on a driving gear, an upper rotating shaft rotates, a lower rotating shaft is driven through transmission to rotate together, arotating head at the right end thus rotates, and up and down grinding functions are achieved in the crushing process.

The invention relates to the field of wine brewing equipment, solves the problem that a traditional grain crusher cannot fully crush grains, and provides a multistage grain crushing device. The multistage grain crushing device comprises a shell; a feed port is formed in the upper end of the shell; a crushing cavity is formed in the shell; a crushing mechanism is arranged in the crushing cavity; a screen is arranged at the upper part of the crushing cavity; the crushing mechanism comprises multiple rotating shafts vertically arranged; single rotating shaft is axially provided with blades for grain crushing at intervals; the blades are provided with through holes for enabling the grains to pass through; the through holes in the multiple blades are arranged oppositely; the apertures of the through holes are reduced along with reduction of the heights on the rotating shafts; the blades on two adjacent rotating shafts are staggered, and the through holes in the previous layer of blades are positioned rightly above the blade edges of the next layer of blades; the blade edges of the previous layer of blades are positioned rightly above the through holes in the next layer of blades; the blades in the highest place are positioned below the screen; and the crushing mechanism can generate upward air currents.

The invention discloses a multistage chopping and grinding machine which comprises a box body, wherein a transparent top cover and feeding holes are formed on the top of the box body; the feeding holes are formed in two sides of the transparent top cover; a control cavity is formed inside the box body corresponding to the bottom of the transparent top cover; an upper gear, a middle gear and a lower gear are arranged inside the control cavity; rotating shafts are arranged on two sides of the upper gear, the middle gear and the lower gear; a chopping pipeline is arranged inside the box body corresponding to the bottom of the feeding holes; blades are arranged inside the chopping pipeline; the rotating shafts penetrate through the outer walls of the chopping pipeline to extend into the chopping pipeline so as to be fixedly connected with the blades. According to the multistage chopping and grinding machine disclosed by the invention, the diameter of the upper gear is larger than the diameter of the middle gear, and the diameter of the middle gear is larger than the diameter of the lower gear, so that the rotating speeds of the blades arranged from top to bottom can be gradually increased so as to realize multistage chopping, the materials are finely chopped, the chopping effect is excellent, the grinding workload is reduced, the chopped materials enter the grinding pipeline to beground via a conical bulge on the outer part of the grinding roller, and the materials are finely processed.

The invention discloses macadam processing equipment for bridge engineering construction. The macadam processing equipment comprises a shell, a crushing chamber, an extrusion conveying chamber and a rolling chamber, wherein the crushing chamber is arranged at the upper right side of the shell, a feeding inlet is arranged at the left side of the top of the crushing chamber, and the crushing chamberis in communication with the feeding inlet; the extrusion conveying chamber is obliquely located at the bottom of the right side of the shell, the right side of the top of the extrusion conveying chamber is in communication with the right side at the bottom of the crushing chamber, the rolling chamber is located on the left side of the bottom of the shell, the left side of the extrusion conveyingchamber is in communication with the rolling chamber, and a second working motor is located on the top of the rolling chamber; a first connecting rod is welded on the left side of the second workingmotor, a vertical guide rail is fixedly welded at the upper part of the left side wall of the rolling chamber, and the left end of the first connecting rod extends into the vertical guide rail. The macadam processing equipment has high working efficiency, saves time and labor, and can carry out multi-stage pulverization on stones and lower the difficulty of crushing stones.

The invention discloses a multistage crushing device for iron ore mining. The multistage crushing device comprises a crushing box, a feeding opening is formed in the top face of the crushing box, and a top frame is welded to the upper portion of the feeding opening. The multistage crushing device has the beneficial effects that a first air cylinder is started through a control panel, a crushing hammer with bevel teeth at one end of the first air cylinder is promoted to extend to a hemisphere part at the lower part of a material gathering hopper in a reciprocating manner, so that iron ore is crushed in the continuous hammering and tamping process until the iron ore is discharged into a cylinder through a material hole of the hemisphere part; a plurality of U-shaped crushing rods which are arranged on the surface of a shaft rod at equal intervals synchronously rotate, so that crushing teeth which are inclined and uniformly welded at the two ends of the crushing rods crush iron ore falling into the cylinder in a high-speed rotating state until the iron ore passes through a filter screen and a horn cover and falls into a filter screen plate in a gathering manner; and two crushing plates are driven to re-crush the ore through the oppositely-arranged bulges in the reciprocating attaching process.

The invention is suitable for the technical field of red raspberry fruit wine processing, and provides a pulp crushing device for red raspberry fruit wine processing. The device comprises a device body, weighing cavities, opening and closing assemblies and crushing assemblies. The bottom of each weighing cavity is provided with a movable cylinder in a sliding manner. The opening and closing assemblies are used for driving closing plates and movable plates to move so as to achieve feeding or discharging of the weighing cavities; and each crushing assembly comprises a plurality of crushing parts. Red raspberries fall into the weighing cavities, movable barrels gradually descend under the action of gravity, the opening and closing assemblies control the closing plates and the movable plates to move so that feeding in the weighing cavities can be stopped and discharging can be started, the crushing assemblies are started to drive different numbers of crushing parts to rotate, multi-stage crushing of the red raspberries is achieved, the problem that an existing pulp crushing device for red raspberry fruit wine processing cannot automatically crush red raspberries in batches according to the weight in a multi-stage mode is effectively solved, the pulp of the red raspberries is crushed more sufficiently, and therefore the production efficiency of the red raspberry fruit wine is improved.

The invention relates to the field of food processing, in particular to a preparing device for multiflavor silkworm chrysalis protein powder. The preparing device comprises a machine body and a grinding cavity arranged in the machine body; a belt cavity is formed in the bottom wall of the grinding cavity; a first rotating shaft is rotationally arranged between the belt cavity and the grinding cavity; and a first belt pulley is fixedly arranged at the tail end of the first rotating shaft in the belt cavity. The preparing device for the multiflavor silkworm chrysalis protein powder, provided bythe invention can realize multistage crushing of silkworm chrysalis and enables the crushed silkworm chrysalis to be finer and smoother, so that the mouthfeel of the protein powder is improved; meanwhile, by use of equipment, food additives with different flavors can be mixed into the protein powder according to personal demands, and thereby the protein powder is accepted more easily; and the equipment is simple in structure and convenient to operate, can efficiently crush the silkworm chrysalis and improve the flavor and is convenient to produce and popularize.

The invention relates to the technical field of production of dioctyl terephthalate from waste polyester filaments, in particular to a waste polyester filament crushing device and a using method thereof.The waste polyester filament crushing device comprises a stock bin, a crushing bin and a discharging port which are sequentially communicated from top to bottom; a feeding mechanism, a first crushing mechanism and a second crushing mechanism are sequentially arranged in the crushing bin from top to bottom, and the feeding mechanism is arranged under the stock bin and comprises two feeding rods which are symmetrically arranged and a driving assembly for driving the feeding rods to relatively rotate in the polyester waste yarn conveying direction; and the second crushing mechanism comprises a filter screen, and the discharge port is formed below the filter screen. Automatic feeding can be achieved, and the labor intensity of workers is reduced; in the automatic feeding process, waste polyester filaments are preliminarily cut, the waste polyester filaments are prevented from winding a roller, and the production continuity and safety are improved; the waste polyester filaments subjected to multi-stage crushing are small in granularity and uniform in size, and the process requirement for producing dioctyl phthalate through alcoholysis of the waste polyester filaments is fully met.

The invention relates to the technical field of veterinary drug crushing devices, in particular to a raw material rotating disc type multi-stage crushing device for veterinary drug processing. The rawmaterial rotating disc type multi-stage crushing device comprises a support frame; a first motor device and a first crushing device are arranged on the support frame, a first stirring and conveying device is arranged below the first crushing device, a second crushing device is arranged below the first stirring and conveying device, and a second stirring and conveying device is arranged below thesecond crushing device. The raw material rotating disc type multi-stage crushing device has the beneficial effects that the first crushing device and the second crushing device are arranged, so that the novel structure can be subjected to multi-stage crushing, different combinations can be adopted to crush raw material, so that the crushed raw material can meet the preparation standards of different veterinary drugs, and the effect of improving the production efficiency is achieved; the stirring and conveying device is arranged, on the one hand, the processed raw material can be stirred and collected, and on the other hand, the raw material can be conveyed to the second crushing device, so that multi-stage crushing is achieved, the raw material can be continuously crushed, manual carryingis not needed, and the effect of accelerating production is achieved.