1647results about How to "Improve crushing effect" patented technology

The invention belongs to the technical field of waste resource recycling, and particularly relates to a waste resource recycling plastic product manufacturing and forming device which comprises a base, an injection mechanism used for plastic plasticizing and moving is arranged at the top of the base, and a first feeding hopper is arranged at the top of the injection mechanism; a mold closing mechanism connected with a discharging port of the injection mechanism is arranged at the top of the base and used for conducting pressing molding on molten plastic, a treatment box is arranged at the position, located on one side of the injection mechanism, of the top of the base, and a smashing mechanism used for smashing waste resources is arranged in the treatment box; the two driving crushing cutters are driven by the first motor to synchronously and relatively rotate, and then are matched with the fixed crushing cutter to crush waste plastics; according to the waste plastic crushing and cleaning device, multiple functions of crushing, screening, cleaning, drying and the like can be ingeniously integrated, the crushing effect and efficiency of waste plastic are improved, and the powder cleaning effect and the powder quality are also improved.

The invention discloses an ore crushing system and method based on controllable shock wave presplitting and intelligent sorting, the system comprises a shock wave ore crushing device and an intelligent ore sorting device, and the lower end of an upper stone crushing frame of the shock wave ore crushing device is slidably arranged in the upper end of a lower stone crushing frame; a plurality of stone passing holes are formed in wall plates of the upper stone crushing frame and the lower stone crushing frame; rotating shafts are arranged on the left side and the right side of the lower stone crushing frame, the rotating shafts are rotationally connected to the inner wall of the ore crushing bin, and an output shaft of the overturning mechanism is connected to the end of one rotating shaft; a reflecting cavity is formed in the lower end of the shock wave reflecting cover, a mounting hole is formed in the upper end of the shock wave reflecting cover, two electrode holders are arranged on the lower end face of the telescopic arm, the two ends of the metal wire are connected to the two electrode holders respectively, a force application ring is arranged on the lower portion of the telescopic arm in the circumferential direction, and the lower end face of the force application ring is used for abutting against the upper end face of the shock wave reflecting cover. The problems that in a traditional crushing process in the prior art, a fine crushing cavity is prone to being blocked, and crushing and grinding energy consumption is high are solved.

The invention discloses a tea leaf crushing device for tea leaf production, and relates to the technical field of tea leaf production, the tea leaf crushing device comprises a barrel, a material box is arranged on one side of the top of the barrel, a positioning rod is fixedly connected to the top of an inner cavity of the barrel, a crushing assembly is arranged at the bottom end of the positioning rod, a driving rod is rotatably connected to the positioning rod, and a discharging assembly is arranged at the bottom end of the driving rod. According to the tea leaf crushing device for tea leaf production, through linkage of the driving gear driven by the servo motor, the gear ring, the self-rotating gear, the crushing cutter and other components, the cutting speed and frequency of the crushing cutter are improved, the cutting path is complex and changeable, hard parts and irregular shapes of tea leaves can be more effectively penetrated, and the tea leaf crushing effect is improved. And the time and energy required by crushing are greatly reduced, and the crushing efficiency is remarkably improved.

The invention discloses a deep rock mass excavation water inrush disaster testing device which comprises a testing box body, a pressurizing device arranged on the upper side of the testing box body, a simulation surrounding rock arranged in the testing box body, an excavation channel arranged on the lower portion of the simulation surrounding rock, a rigid protection pipe arranged in the simulation surrounding rock, and through grooves formed in the inner arc face of the rigid protection pipe at intervals. A test water pipe is arranged in the rigid protection pipe, at least two partition plates are embedded in the simulated surrounding rock, and a crushing device is arranged between the two partition plates. The simulation surrounding rock is filled in the test box body, the excavation channel is arranged, the partition plate is arranged at the corresponding position of the excavation channel, the test area is defined, and the water inrush test can be carried out in different areas; after the test is completed, the simulated surrounding rock at the water inrush position is broken and dismantled and then is refilled, poured and filled, so that a test scene can be quickly restored, the test can be performed again after test parameters are changed, and the test efficiency is improved.

The invention discloses a lithium battery graphite negative electrode material grinding device and an operation method thereof, and relates to the technical field of lithium battery production, the lithium battery graphite negative electrode material grinding device comprises a multi-stage grinding mechanism and an inclined heating ring installed in the multi-stage grinding mechanism, and the top of the multi-stage grinding mechanism is provided with a dustproof crushing mechanism; the multi-stage grinding mechanism comprises a grinding box, supporting legs are fixedly installed on the periphery of the bottom of the grinding box, a supporting frame is fixedly installed on the inner side of the top of the grinding box, and a conical motor cover is fixedly installed in the center of the top of the supporting frame. A vertical rotating rod is driven to rotate by utilizing a rotating motor, and a grinding roller can rotate around the vertical rotating rod and can rotate around a rotating shaft and a horizontal rotating rod by utilizing the principle that a first bevel gear is in meshed connection with a bevel gear ring; therefore, the graphite on the grinding disc with the thick holes and the grinding disc with the thin holes can be fully ground.

The invention discloses a vegetable waste pulverizer, and relates to the technical field of pulverizers. The vegetable waste pulverizer comprises a movable base and further comprises a pre-pulverizing box, the pre-pulverizing box is fixed to the top of the movable base through an L-shaped support, and a discharging opening is formed in the bottom of the pre-pulverizing box. According to the vegetable waste pulverizer, before pulverizing, vegetable waste can be subjected to pre-pulverizing and intermittent feeding, and accumulation is avoided; during crushing, air can be blown to a blade, vegetable waste close to the side wall of a first rotating pipe can be blown away, vegetable waste attached to the surface of the blade can be blown away, meanwhile, the blade can move up and down and can abut against and rub the bottom of the crushing box, adhesion can be avoided, and the crushing efficiency is improved. Therefore, the crushing efficiency and effect can be improved; and after crushing is completed, the interior of the crushing box and the surfaces of the blades can be washed, adhesion is avoided, and the discharging effect and the subsequent crushing efficiency and effect are guaranteed.

The invention belongs to the technical field of powder metallurgy, and discloses a novel double-circular-seam atomizer and an atomizing device.The novel double-circular-seam atomizer comprises an atomizer base body, a vertically-through melt channel is formed in the middle of the atomizer base body and used for allowing a flow guide nozzle to penetrate through, and the atomizer base body is provided with a cavity coaxial with the melt channel and a circular-seam spraying hole; the cavity is used for inputting high-pressure gas, and the circular seam spraying hole communicates with the cavity and is used for spraying out the high-pressure gas to form high-speed gas flow so as to break metal melt liquid flow flowing out of the flow guide nozzle. The number of the circular seam spraying holes is two, the two circular seam spraying holes are the first circular seam spraying hole and the second circular seam spraying hole, the second circular seam spraying hole surrounds the first circular seam spraying hole from the outer side of the first circular seam spraying hole, and on any longitudinal section plane of the atomizer base body, the jet flow center lines of the second circular seam spraying hole and the first circular seam spraying hole intersect at one point; the melt liquid flow crushing effect can be improved, the diffusion angle of metal liquid drops is increased, formation of large particles is reduced, and metal powder with smaller particle size and better sphericity degree is obtained.

The invention discloses a geological survey device, and belongs to the technical field of geological survey, the geological survey device comprises a base, the top of the base is provided with a collection frame and an electric lifting mechanism, and the top of the electric lifting mechanism is provided with a mounting plate; a plurality of connecting springs are fixedly connected between the collecting frame and the mounting plate, a sliding hole is formed in the top of the mounting plate, an adjusting plate is slidably mounted in the sliding hole, a linkage rod is hinged to the bottom of the adjusting plate, and the other end of the linkage rod is hinged to the top of the collecting frame; the sampling mechanism comprises a sampling barrel, a hollow shaft and a driving mechanism. Through the electric lifting mechanism and the sampling mechanism, stones can be crushed while soil sampling is achieved, the drilling speed and the feeding speed can be automatically adjusted according to feeding resistance, when the feeding resistance reaches a certain degree, the compressed gas storage tank is matched to improve the crushing effect on the stones, and the sampling efficiency is guaranteed.

The present invention relates to the field of tire processing technology, in particular to an environmentally friendly processing device for recycling and utilizing waste tire rubber, comprising a crushing box, a first material guide block is provided at the lower left end of the crushing box, a first belt conveyor is provided on the first material guide block, a crushing assembly is provided inside the crushing box, a screening box is provided at the left end of the first belt conveyor, a disc screen assembly is provided inside the screening box, two support blocks are fixedly provided on the outer wall of the screening box in a symmetrical structure, a reflux block is installed at the lower end of the screening box, the reflux block is in an inclined structure, the lower right end of the reflux block is connected to the upper end of the crushing box, a second material guide block is provided at the lower end of the screening box, and a steel wire processing box is provided at one end of the second material guide block. It is convenient to crush and separate steel wire and rubber in waste tires, ensure the efficient separation of steel wire and rubber, improve the processing efficiency and crushing effect of waste rubber tires, improve the quality of recycled rubber, and provide strong technical support for the recycling and utilization of waste tires.

The invention relates to the technical field of hard rock stratum blasting construction, and discloses a hard rock stratum blasting excavation method and a blasting delay time calculation method. The technical problems that in the prior art, in underground engineering drilling and blasting method construction, harmful effects exist, vibration generated by blasting is difficult to control, the surrounding environment is affected, the blasting efficiency is low, the construction period is long, and the engineering cost is high are solved. The method comprises the following steps that the tunneling blasting delay time is calculated, and vertical shaft large-diameter empty hole underholing blasting is carried out; vibration reduction holes are formed in the tunnel and the vertical shaft and between the blast hole and the protection object; and tunnel driving blasting charge and vibration effect test are carried out. The technical level of hard rock stratum blasting excavation construction is improved, and fine design and construction of hard rock stratum blasting and control over harmful effects are achieved.

The invention belongs to the technical field of piling devices, and particularly relates to a building foundation piling device which comprises a pile rod and a pile hammer, the pile rod is fixedly connected to the top of the pile hammer, a crushing mechanism is arranged in the pile hammer, and a driving assembly used for driving the pile hammer and the crushing mechanism to rotate in the same direction at different speeds is arranged outside the pile hammer and the crushing mechanism. The states of the fan-shaped blades can be controlled, the fan-shaped blades are controlled to be in a contracting state, the upper spiral fan-shaped blades and the lower spiral fan-shaped blades can be used as spiral blades, the crushing effect on soil in the pile hammer can be improved, the soil in the pile hammer can be lifted upwards, and the soil is conveyed into a pile rod; by controlling the fan-shaped blades to be in an unfolded state, the fan-shaped blades in the unfolded state and the pile hammer form a relatively sealed space, soil can be prevented from being scattered, so that the soil generated by piling is conveniently transferred in the foundation piling process, the operation is simple, the piling efficiency is improved, and the practicability of the pile driving device is improved.

The invention relates to the field of plastic recycling and crushing, and specifically discloses a crushing device for plastic recycling. Through a crushing cylinder with a material drop chute on the upper part and a material discharge chute on the lower part, and spiral lifting blades and a screen cylinder sleeved on the outer side, when the plastic is crushed, the lifting effect of the spiral lifting blades is utilized to evenly spread the plastic particles on the inner wall of the screen cylinder in a circular motion, thereby improving the screening efficiency. At the same time, the spiral lifting blades scrape and clean the inner wall of the screen cylinder, thereby reducing the clogging of the screen holes. In addition, the cooperation of the screen cylinder and the spiral lifting blades enables the trapped large-size plastic particles to circulate between the crushing cylinder and the inner annular cavity, thereby realizing cyclic crushing, replacing manual secondary delivery of the screened plastic, thereby saving manpower, reducing the number of equipment, and improving the overall crushing and recycling efficiency.

The invention discloses a bridge type transfer conveyor for coal mining, relates to the technical field of conveying, and aims to solve the technical problem that the capacity of pretreating coal briquettes before conveying is weak in the limited space of a thin coal seam. The bridge type transfer conveyor comprises a bridge type transfer conveyor main body, and a coal feeding mechanism is arranged at the lower end of the bridge type transfer conveyor main body; a coal discharging port is formed in the high end of the bridge type transfer conveyor body, the coal feeding mechanism comprises two fixed side plates, the two fixed side plates are of a symmetrical structure and are connected through a screening plate and a feeding plate, the screening plate is arranged above the feeding plate, the side wall of the screening plate is connected with an impurity leading-out plate, and the impurity leading-out plate is connected with a coal discharging port. A feeding frame is arranged at the top of the fixed side plate, a coal briquette crushing assembly is arranged between the screening plate and the feeding plate, and an impurity removing assembly is arranged on the side wall of the coal briquette crushing assembly. The coal crushing and impurity removing device has the advantages that coal can be subjected to pre-crushing and impurity removing operation, and the coal pretreatment capacity is improved.

The present invention discloses a circulating edible fungus processing and crushing device, which relates to the technical field of edible fungus processing equipment, and comprises a chassis, wherein the upper end of the chassis is provided with a feed port, the lower end of the chassis is provided with a discharge port, both end surfaces of the interior of the chassis are provided with inner ring grooves, a filter cartridge having multiple groups of filter holes is rotatably connected between the two inner ring grooves, and the positions of the interior of the chassis located on both sides of the lower end of the filter cartridge are provided with arc-shaped side blocks, and the chassis is provided with a switching component for switching the positions of the filter holes of the filter cartridge. The present invention can use the anti-blocking component to backflush the filter holes of the filter cartridge with high-pressure gas during use, thereby flushing out the fragments stuck in the filter holes, a part of the flushed fragments will contact the crushing blade again for further cutting and crushing, and the other part will be circulated to the upper side under the action of the circulating paddle to be cut and crushed again, thereby effectively solving the problem of the edible fungus fragments being stuck in the filter holes and unable to be discharged in the prior art.

The invention provides a myriameter deep oil-gas wall-fixing type water-based drilling fluid as well as a preparation method and application thereof, and belongs to the technical field of drilling fluids. The myriameter deep oil gas wall-fixing type water-based drilling fluid is prepared from the following raw materials in parts by weight: 100 parts of water, 1-5 parts of a modified clay shear strength improving agent, 2-4 parts of a hydrophobic association polymer flow pattern regulator, 3-8 parts of a blocking agent, 2-5 parts of a hyperbranched polymer filtrate reducer and 1-3 parts of a cementation blocking type wall-fixing agent. The invention also provides a preparation method of the drilling fluid. The components such as the flow pattern regulator, the plugging agent, the filtrate reducer and the wall-fixing agent are mutually matched and synergistic, so that the drilling fluid can keep good rheological, filtration, plugging and inhibition performances for a long time under the conditions of 240 DEG C and saturated salt, has a strong wall-fixing effect, can effectively maintain the stability of the well wall of an oil-gas well in the depth of 10,000 meters, and has a wide application prospect. And well collapse, well leakage, blowout and other complex well drilling are prevented, and the drilling tool can be used for drilling oil and gas wells with the depth of ten thousand meters.

The invention relates to the technical field of magnetic separators, and discloses a magnetic separator blanking device capable of avoiding blockage, the magnetic separator blanking device comprises a bottom frame, a magnetic separation rod and a treatment box fixedly mounted in the middle of the top of the bottom frame, the top of the treatment box is connected with a feeding cylinder, the feeding cylinder is internally provided with a blanking assembly, and the treatment box is internally provided with a magnetic separation assembly; the discharging assembly comprises a first motor and a second motor which are fixedly installed on one side of the outer portion of the feeding cylinder, the output end of the first motor is fixedly connected with a left shaft, and first crushing teeth are fixedly installed in the middle of the outer side of the left shaft; the magnetic separation assembly comprises a mounting shaft and a connecting shaft, the mounting shaft is rotationally mounted on the vertical plate, and the problems that normal feeding of the mineral powder materials is hindered due to the fact that the mineral powder materials contain large mineral blocks, and when the mineral powder materials discharged at a time are too many, the mineral powder materials are likely to be accumulated and blocked at a discharging opening, and the discharging efficiency is high are solved. And the blanking efficiency and the subsequent magnetic separation operation process are influenced.

The invention discloses a wind turbine blade material degradation and recycling device in the technical field of wind turbine blade recycling, comprising a preheating tank and a Stirling engine, wherein the inner wall of the preheating tank is provided with a preheating chamber; the input end of the Stirling engine is connected with the preheating chamber, and the output end of the Stirling engine is provided with a crushing mechanism for crushing the wind turbine blades; a wind selection mechanism for screening wind turbine blade fragments is provided below the preheating tank, the wind selection mechanism comprises a base, a wind selection channel and a wind selection chamber are provided in the base, a recovery plate is provided in the wind selection chamber, a plurality of screening holes are provided on the recovery plate, and the screening holes are successively reduced in order from top to bottom; a fan is provided on the side of the recovery plate away from the wind selection channel, a heating chamber is further provided below the recovery plate, and an insulating mechanism for sealing the heating chamber is provided between the heating chamber and the recovery plate; the reuse rate of heat energy is improved by the Stirling engine and the wind selection mechanism, the wind turbine blades are preheated, and the processing efficiency of the blades is improved.

According to the water treatment sludge filler crushing equipment, a rotating rod, scattering blades and an intermittent feeding mechanism are arranged in a crushing barrel, a through hole is formed in the outer wall of the crushing barrel, the outer side of the crushing barrel is sleeved with a collecting barrel, and a sweeping mechanism and a second transmission assembly are arranged between the collecting barrel and the crushing barrel; a first transmission assembly, an intermittent forward rotation device and an intermittent reverse rotation device are arranged at the bottom of the collecting barrel, a fixing ring is fixedly connected to the bottom end of the collecting barrel, an annular tooth-missing ring is fixedly connected to the inner side of the fixing ring, and only one of a first tooth-missing gear and a second tooth-missing gear is meshed with the annular tooth-missing ring at the same time. One side of the first missing gear and one side of the second missing gear are each provided with an elastic buffer block, a buffer groove is formed in one side face of each elastic buffer block, the annular missing gear ring is provided with an elastic insertion block, and the elastic insertion blocks can be inserted into the buffer grooves; and the intermittent feeding mechanism can intermittently discharge sludge to the crushing barrel to be scattered by the scattering blades, and the scattered sludge penetrates through the through holes to be collected by the collecting barrel for subsequent treatment.

The invention discloses a sectional type blade disc pump impeller and an automatic adjusting method thereof, and relates to the technical design field of pumps, the sectional type blade disc pump impeller comprises a front cover plate and a rear cover plate, and a plurality of blades are evenly distributed on the opposite faces of the front cover plate and the rear cover plate in the annular direction; a notch is reserved in the middle of each blade. The device further comprises a driving part. Each blade comprises an inner rod and an outer rod which are located on the same line, and the notches are located between the inner rods and the outer rods. The driving piece is used for respectively or simultaneously driving the outer rod and the inner rod to move at the end part of the notch, and the moving direction is the linear direction of the driving piece so as to change the position and the size of the notch. By the adoption of the scheme, the blades are segmented at the gas phase gathering position in the flow channel, when gaps at the segmentation position sweep over the gas mass at a high speed, gas mass gathering can be effectively cut and damaged, the volume of the gas mass is reduced, and therefore the problem that the flow channel is blocked by the local large-volume gas mass is solved, and gas-liquid two-phase media can be conveyed out of the impeller more evenly.

The straw recycling, transferring and storing equipment comprises a primary crushing box, two saw pressing rollers corresponding to material pressing rollers are arranged in the primary crushing box, and servo motors for driving the saw pressing rollers to rotate are arranged at the ends of the two saw pressing rollers correspondingly; the side, away from the servo motor, of the primary crushing box is fixedly connected with two reciprocating push rods moving in the opposite directions through a support, and the telescopic ends of the two reciprocating push rods are rotationally connected to the rotating ends of the two saw pressing rollers through connecting bearings correspondingly. The two servo motors work to drive the two saw pressing rollers to move in an engaged mode so that straw can be crushed, the two saw pressing rollers can be driven to move in a reciprocating mode in cooperation with the two reciprocating push rods in the reverse direction so that the straw not prone to breakage can be sawed off, and compared with the prior art, the straw crushing device is good in straw crushing effect and high in practicability. The efficiency is high, and blockage in the subsequent straw treatment process is effectively avoided.

The utility model relates to the field of anti-skid foot pad production and technology, in particular to an anti-skid foot pad production raw material crushing device. According to the technical scheme, the device comprises a connecting pipe, a crushing box and a rotating motor, crushing rollers are rotationally installed at the positions, close to the front surface and the rear surface, in the crushing box through crushing shafts, a gear cover is fixedly installed on one side of the outer surface of the crushing box, and the ends, close to the gear cover, of the two crushing shafts are fixedly connected with second rotating joints; and the tail ends of the two second rotating joints are fixedly connected with a water outlet pipe and a water inlet adjusting valve correspondingly, the ends, away from the gear cover, of the two crushing shafts are fixedly connected with first rotating joints correspondingly, and the tail ends of the two first rotating joints are fixedly connected to the two ends of a connecting pipe correspondingly. The crushing roller can be subjected to water cooling, and rubber raw materials are prevented from being adhered to the outer surface of the crushing roller.

The present invention relates to the technical field of material crushing and grinding, and specifically discloses a coal mill, including a machine base, on which a grinding disc, a grinding roller and a loading frame are arranged, the grinding roller rises and falls with the loading frame, a crushing assembly is arranged above the grinding disc, and the crushing assembly includes: a crushing rod, which is vertically slidably connected with the loading frame, and is used to crush the coal blocks on the grinding disc when the crushing rod descends, and a first spring is arranged between the crushing rod and the loading frame, and is used to make the crushing rod have a tendency to descend and reset; a guide member, which is fixedly connected with the crushing rod and is used to control the vertical movement of the crushing rod; a guide ring, which is fixedly connected with the grinding disc, and the guide member is in active contact with the guide ring, and a plurality of guide teeth are arranged on the guide ring, and when the guide ring rotates with the grinding disc, the guide teeth guide the guide member to move vertically, so as to realize the vertical movement of the crushing rod. The coal mill can quickly crush larger coal blocks, and improve the crushing capacity and crushing efficiency.

The utility model discloses a crusher for disassembling a scraped car, which belongs to the technical field of crushing and comprises a crushing box, a crushing inner cavity is arranged in the crushing box, the top of the crushing box is connected with a feed hopper, and a plurality of crushing rollers are arranged at the center of the inner circumference of the crushing box. The multiple crushing rollers are distributed in a pairwise corresponding mode, the distance between the multiple sets of corresponding crushing rollers is gradually decreased from top to bottom, the bottom of an inner crushing cavity of the crushing box is of an inclined design facilitating discharging, the discharging part of the inner crushing cavity is connected with a long material guiding hopper, and a vibrating plate is arranged on the inner circumference of the long material guiding hopper. A rotatable transmission belt is arranged at the top of the long guide hopper, and a plurality of electromagnets are connected to the periphery of the transmission belt in a point mode. According to the crusher for disassembling the scraped car, better crushing can be achieved, metal and plastic can be screened, and recycling of the metal is facilitated.

The invention relates to the technical field of putty powder production and crushing, and discloses impact crushing equipment based on putty powder production, the impact crushing equipment comprises a crusher, the crusher comprises a main frame, a fixed jaw plate, an outer frame and a movable jaw plate, a crushing cavity is formed between the fixed jaw plate and the movable jaw plate, the main frame is also provided with a driving assembly and a controller, the driving assembly acts on the movable jaw plate, and the controller is connected with the fixed jaw plate. The movable jaw plate is driven to move away from or close to the fixed jaw plate in a reciprocating mode, and hammering mechanisms are symmetrically arranged on the front position and the rear position of the main machine frame. According to the impact crushing equipment based on putty powder production, the hammering mechanism and the control mechanism are arranged, impact force applied by a hammer head is utilized, marble blocks can be further crushed, the clamped marble blocks are loosened, and therefore the clamping and blocking phenomenon caused by the fact that the marble blocks are large in size or irregular in shape can be eliminated; and moreover, through vertical reciprocating hammering of the hammer head, the blocking condition can be quickly handled, so that the manual handling time is further shortened.

The invention relates to a hard rock tunneling and supporting miner-bolter, which belongs to the technical field of miner-bolter, and comprises a machine body erected on a crawler belt, the middle part of the machine body is provided with a miner-bolter mechanism for crushing and tunneling hard rock, the machine body is provided with a flow guide mechanism and a conveying belt for discharging broken stones, and the top is provided with a supporting mechanism for providing temporary support; the digging and anchoring mechanism comprises a cap-shaped rotating frame, the levelness is adjusted through a first oil cylinder, the front portion of the rotating frame is connected with a pitching frame, and a second oil cylinder is used for adjusting the pitching angle. A rotating shaft is arranged on the pitching frame, a tunneling head is connected into the rotating shaft, stone jacking hammers are symmetrically arranged on the two sides of the tunneling head, and the supporting mechanism is a rock crushing cone and provided with a rotatable conical protruding part. A gravel separating disc is arranged at the rear part of the rock crushing cone, grinding balls are uniformly distributed on the gravel separating disc, and the gravel separating disc can vertically move for grinding and guiding small gravels; by means of innovative structural design and function integration, various pain points in a traditional bolter miner supporting technology are solved, and the efficiency and safety of hard rock tunnel tunneling and supporting are greatly improved.

The utility model discloses a glass bottle processing recycling smashing device which comprises a fixing box, a supporting column is fixedly connected to the surface of the fixing box, a cover plate is fixedly connected to the top face of the fixing box, a feeding hopper is fixedly connected to the inner wall of the cover plate, and a fixing cylinder is fixedly connected to the inner wall of the fixing box. Glass bottles are put into the fixing box through the feeding hopper, the first smashing mechanism is started to conduct primary smashing work on the glass bottles, meanwhile, the spraying assembly is started to atomize clear water and spray the atomized clear water into the fixing box to conduct dust falling work, and the second smashing mechanism is started to conduct secondary smashing work on glass fragments passing through the fixing cylinder; glass residues and sewage are separated through the filtering and separating assembly, and meanwhile, the sewage is discharged, so that the aims of conveniently improving the glass bottle crushing effect and preventing flying dust from flying are achieved, and the problems that the surrounding environment is polluted and the human health is harmed due to flying dust generated when an existing crushing device is used are solved.

The invention provides an energy-saving ore crushing device for lead-zinc concentrate production, which comprises a supporting table, a conveying belt is assembled in the supporting table, a crushing mechanism is fixedly mounted at the top of the supporting table, a transfer assembly is fixedly mounted on the supporting table on one side of the crushing mechanism, and a hoisting mechanism is assembled at the driving end of the transfer assembly. A hoisting mechanism is arranged on the bottom of the crushing mechanism, a hanging mechanism is hoisted at the bottom of the hoisting mechanism, a material guiding assembly is fixedly installed on the portion, on the other side of the crushing mechanism, of the supporting table, an installation cover body is fixedly installed on the top of the material guiding assembly, and a knocking assembly is assembled in the installation cover body. Through the hanging mechanism, the crushing device can work according to the actual crushing condition, the device achieves the effect of switching three working forms, the device can assist a feeding channel in dredging operation, ore in the crushing device body can be compensated, meanwhile, a crushing toothed plate in the device body can be hoisted and replaced, and the crushing efficiency is improved. And personnel are assisted in mounting the crushing toothed plate.

The invention belongs to the technical field of casting molding, and particularly relates to faucet casting molding equipment and a molding method thereof.The faucet casting molding equipment comprises an upper box body and a lower box body, a feeding pipe is arranged at the top of the upper box body, a feeding pipe is arranged on one side of the lower box body, the other end hole of the feeding pipe is formed above the feeding pipe, and a conveying auger is arranged in the feeding pipe; a third platform is fixedly installed in the upper box body, a second platform is rotatably installed at the top end of the third platform, a first platform is rotatably installed at the top end of the second platform, the bottom end of the feeding pipe is located above the second platform, a gap is reserved between the bottom end of the feeding pipe and the second platform, and an elastic blocking net is fixedly installed on the inner wall of the feeding pipe and is in a horn shape. The diameter of the bottom end of the elastic blocking net is larger than that of the top end of the elastic blocking net, one end of the elastic blocking net is fixedly connected with the bottom end of the inner wall of the feeding pipe, and the recycled molding sand can be crushed through cooperative use of the structures, so that the practicability of the molding sand is improved.

The invention discloses a bottom-attached tunnel desilting device and desilting method based on the pulsed jet ground breaking effect, the bottom-attached tunnel desilting device comprises a crawler-type advancing module, a connecting frame, a desilting module and a conveying pipeline, the connecting frame is fixed on the front side of the crawler-type advancing module, and the conveying pipeline comprises a negative pressure water pipe and a high pressure water pipe; the jet module comprises a signal processing system, a high-precision sensor, a high-pressure water pump, a pulse controller and a steering engine; the suction module comprises a sludge inlet box, a connecting rod structure, a brush and a spiral centrifugal pump; through the innovative pulse jet technology, the self-circulation system and the terrain self-adaption design, an efficient, energy-saving and stable operation mode can be provided in the tunnel desilting process, and the tunnel desilting device has high environmental adaptability and is suitable for tunnel desilting operation of various complex terrains.

The invention belongs to the technical field of material rationing and mixing, and provides a material rationing and mixing device for low-GI bread production and a mixing method.The material rationing and mixing device for low-GI bread production comprises a shell, the shell is communicated with a feeding pipe and a discharging port, and the inner end face of the shell is fixedly connected with a conveying cylinder; a feeding mechanism for vertically pushing stuffing is arranged in the conveying cylinder, the upper part of the conveying cylinder is rotationally connected with a rotating sleeve, a plurality of guide holes are formed in the side wall of the rotating sleeve, and a crushing mechanism for crushing the stuffing and throwing the stuffing to the outside of the rotating sleeve is arranged in the rotating sleeve. According to the invention, a material crushing mechanism is arranged in the rotating sleeve, the material crushing mechanism uniformly throws the dispersed stuffing around the conveying cylinder, and when the stuffing is thrown out of the rotating sleeve and then falls onto the cutting rotating plate, the rotating direction of the cutting rotating plate is opposite to the horizontal acceleration direction of the stuffing, so that the cutting rotating plate can effectively cut and disperse the stuffing.