123results about How to "Avoid flying" patented technology

The utility model relates to waste cutting equipment technical field, and disclose a kind of waste cutting equipment for preparing environment-friendly building material, by being equipped with knife rest, spray nozzle, pre-wetting frame, cleaning frame and other structures, realize uniform dust fall, material is continuously conveyed through pre-wetting frame, through the multidirectional spray of diffusion nozzle, the surface of material is preliminarily pre-wetted, subsequently material is located below pneumatic cylinder, start pneumatic cylinder, cut by knife rest and cutting edge to material, since material is pre-wetted by spray of pre-wetting frame before being cut, make less dust overflow when cutting, water is sprayed by dust fall nozzle when cutting, play the dust fall of cutting edge cooling and cutting, when just appearing, be wetted by water, avoid flying in air, subsequently output roller belt carries on the continuous conveying to material, when conveying through cleaning frame position, lateral nozzle is washed to the surface of material from two directions, remaining adhering dust and chippings are washed away, play the effect of uniform dust fall.

A substrate processing apparatus is provided. The substrate processing apparatus includes a base portion configured to provide a circumferential rotational force, a placement module positioned on the base portion and configured to place a substrate, a nozzle module positioned above the base portion and configured to spray a chemical liquid to the substrate of the placement module, and a flying prevention module positioned on the base portion at a peripheral portion of the placement module and configured to guide a flying chemical liquid to be discharged when the chemical liquid flies after being sprayed to the substrate, wherein the flying prevention module guides the flying chemical liquid by a variable operation due to the rotational force.

The utility model discloses a dustproof feed filling device relates to feed filling technical field, including the feed tank, the feed tank side is equipped with the fixing frame, the feed tank feeding end is equipped with the material collecting hopper, the feed tank discharge end is equipped with the filling cylinder, the feed tank below is equipped with the support frame, the filling cylinder penetrates the support frame, and the feed bag is fixed through two clamping arms, and the filling cylinder is inserted into the bag, and the connecting place of feed bag and filling cylinder is locked by the limiting hoop, provides the dustproof condition of filling, and this structure ensures that the feed does not receive external interference in the filling process, effectively prevents the fine feed particle from flying and scattering, thereby guarantees the dustproof effect and filling quality of filling operation, through the suction head of air extractor is communicated to the breather groove and carries out the centralized suction, simultaneously, the limiting pressure relief channel built -in in the breather groove guides the airflow, forms the directional airflow path, effectively has restrained the diffusion of the feed particle with the air exhaust, and has improved the dust removal efficiency of air extractor significantly.

The invention belongs to the technical field of metal explosive cladding manufacturing, and discloses an explosive welding initiating explosive forming mold, an initiating explosive column and an explosive welding method. The mold comprises a pipe body and a cone assembled in the pipe body. The top end of the cone is upward, and a gap is reserved between the bottom face of the cone and the lower end face of the tube body, so that an upper columnar charging cavity and a lower conical energy gathering cavity are formed in the tube body. By means of the simple split design, traditional manual explosive pit digging operation is converted into a standardized process, the energy-gathered initiating explosive column with the highly-consistent shape, size and explosive loading amount is prepared, personal errors are thoroughly eliminated, and repeatability of initiation energy is guaranteed. And meanwhile, the bottom energy gathering cavity structure is beneficial to improving the energy utilization rate, and is particularly suitable for explosive welding of the multi-layer metal plate with the medium thickness. The device has the remarkable technical advantages of simple structure, low cost, time-saving operation, safety, high efficiency, batch production and the like.

The utility model relates to iron tailings sand particle screening technical field discloses a dustproof iron tailings sand particle screening device, including base and fixed box, the top fixedly connected with fixed box of base, the inside of fixed box is provided with collecting box, the front end fixedly connected with handle of collecting box, the both sides fixedly connected with side plate of base top, the top between side plate fixedly connected with fixed frame, the both sides fixedly connected with fixed block of fixed frame front end, the rear end swing joint has dust cover of fixed frame top, this dustproof iron tailings sand particle screening device is set up with fixed frame, fixed block, dust cover, feed inlet, positioning buckle, and dust cover is turned to lower, and positioning buckle is buckled outside fixed block, and the feed inlet of dust cover can put into screen frame gravel, so that dust is not easy to fly everywhere when screening, solves the problem that dust is easy to fly everywhere in the screening process.

This utility model relates to the field of writing tablet technology and discloses an easy-to-clean writing tablet, including a writing tablet body. A connecting block is fixedly connected to the outer wall of the writing tablet body. A sliding block is fixedly connected to the outer wall of the connecting block. A support block is slidably connected to the outer wall of the sliding block. A support plate is fixedly connected to the lower surface of the support block. A motor is fixedly connected inside the connecting block. A gear is fixedly connected to the output end of the motor. A slide rail is fixedly connected to the inner wall of the connecting block. A sliding assembly is provided on the inner wall of the connecting block. The sliding assembly includes a second sliding block, a rack, and a scraper. The outer wall of the second sliding block is slidably connected to the inner wall of the connecting block. In this utility model, the motor drives the gear to rotate, causing the rack to drive the second sliding block to slide on the slide rail. The second sliding block drives the scraper to slide on the writing tablet body. Symmetrical scrapers are provided on both sides of the writing tablet body.

A calendering machine sucking device, it includes sucking box, the top opening of the sucking box is connected with cloth guide roller through bearing assembly, the outer surface of the cloth guide roller is fixed with spiral distributed brush, the top of the sucking box is connected with one end of first bellows through flange, the other end of the first bellows is communicated with the air inlet of fan, the air outlet of the fan is connected with the top end of second bellows through quick release joint, the bottom end of the second bellows is detachably connected with silk screen cylinder through clamp, the bottom of the silk screen cylinder extends to the inner cavity of water storage bucket, and the water body that submerges the bottom of the silk screen cylinder is filled in the water storage bucket, the device has novel structure, ingenious idea, increases fan, water storage bucket and silk screen cylinder and removes the impurities such as flower hair on the grey cloth, the device has good hair sucking effect, good dustproof effect, product quality is improved, and the situation of printing after printing is obviously reduced.

The present application relates to rainwater pretreatment technical field, especially to a kind of water supply and drainage pipeline end treatment device, containing water delivery assembly, filter assembly and be arranged between intermittent component;Water delivery assembly contains support platform, cam piece, guide pipe, piston etc., can be stable to transport filtered rainwater to jet pipe;Filter assembly contains stirring barrel, driven shaft etc., realize rainwater filtration and impurity separation;Intermittent component transmission power and adjust speed.Single servo motor drive cam piece, drive piston reciprocating motion realizes water delivery, while driving stirring barrel rotation by intermittent component, jet pipe flushes filter screen, and impurities are discharged from conveying pipeline.The device structure is compact, power utilization is high, can realize filtration and self-cleaning synchronous, prevent blockage, easy to maintain, can improve rainwater pretreatment efficiency, reduce cost, guarantee pipeline stable operation.

The utility model discloses impurity removal equipment for rice processing, which comprises a square screening frame, a horizontal screening plate and two supporting racks, the square screening frame is welded at the tops of the two supporting racks, the horizontal screening plate is arranged on one side of the bottom end of the square screening frame, and a screening plate driving mechanism is mounted on the other side of the bottom end of the square screening frame; the sieve plate driving mechanism comprises a frame mounting seat, a motor mounting cylinder, a large gear piece, a small gear piece, a linkage shaft, a bolt connecting block, a knocking strip and a motor piece. The sieve plate driving mechanism is mounted on the other side of the bottom end of the square screening frame; a motor part is used for driving a large gear part to rotate, the large gear part and a small gear part are in meshed connection and rotate as well, and a linkage shaft also rotates as well, so that a knocking strip does circular motion and intermittently knocks a horizontal screen plate, the horizontal screen plate intermittently vibrates, and then rice and impurities can be better screened; meanwhile, impurities are effectively prevented from being clamped at meshes of the horizontal sieve plate.

The utility model discloses a steel plate rust removal mechanism for ship building and repairing, and relates to the technical field of steel plate rust removal. Comprising a movable support, the movable support is provided with a rust removal mechanism used for a steel plate for ship building and repairing, and the rust removal mechanism comprises the structure that when a sliding rail support rotates, the angle of a grinding wheel at the lower end of the sliding rail support can be adjusted, the grinding wheel is fixed to be in a vertical state, and in the ship building and repairing process, the working faces of the steel plate are diversified; a large number of horizontally-placed steel plates and vertical faces such as the side wall of the ship exist, through the rapid action of a second electric push rod, the grinding wheel can be rapidly switched between the two modes of horizontal grinding for plane steel plate rust removal and vertical grinding for ship side wall rust removal, manual disassembly and re-installation of grinding equipment are not needed, and the working efficiency is improved. The operation conversion time is greatly saved, the overall rust removal efficiency is improved, the rust removal requirements of steel plates at different positions and angles can be met, the working efficiency is improved, and multiple purposes are achieved through one machine.

The invention relates to the technical field of pipeline anticorrosion materials, and discloses a preparation method of a polypropylene adhesive for pipeline anticorrosion, which comprises the following steps: (a) providing polypropylene matrix resin, anhydride grafted polypropylene and the like; (b) putting the polypropylene matrix resin, the anhydride grafted polypropylene, the tackifying resin, the elastomer, the antioxidant and the plasticizer into mixing equipment, and mixing at a low speed from room temperature to 60 DEG C to obtain a premix; and (c) adding the premix, the filler, the curing agent and the diluent into a double-screw extruder together, and carrying out melt blending, extrusion, cooling and granulation to obtain the polypropylene adhesive for pipeline corrosion prevention. Compared with the prior art, the preparation method of the polypropylene adhesive for pipeline corrosion prevention, provided by the invention, has the advantages that through an optimized raw material formula and a specific process flow, the prepared adhesive has excellent bonding strength, flexibility and aging resistance, is suitable for being prepared into a powder form, and has a good application prospect. And storage, transportation and coating in the pipeline anti-corrosion construction are facilitated.

This utility model relates to the field of coal washing and screening, and more particularly to an adjustable vibration frequency coal washing and screening machine. It includes a base, guide rods, a vibrating frame, a first telescopic spring, a vibrating motor, and a screen. Two guide rods are connected to the left and right sides of the base, and the vibrating frame is slidably connected between the guide rods. A first telescopic spring connects each guide rod to the vibrating frame. A vibrating motor is connected to the front of the vibrating frame, and the screen is slidably engaged with the upper and lower parts of the vibrating frame. This utility model installs the screen by engaging it with the vibrating frame and then fixing it with a limiting frame. The vibration frequency of the vibrating motor is then adjusted, and coal is poured onto the screen for washing and screening. This allows for simultaneous installation and fixing of the screen while adjusting the vibration frequency to wash and screen coal of different particle sizes and densities. It facilitates screen replacement, reduces maintenance costs, improves coal processing efficiency, and is easy to use.

The utility model provides a polishing device for a mold core, which comprises a workbench, and the top surface of the workbench is connected with a fixing device and a polishing mechanism. The fixing device comprises a limiting block and a pressing mechanism, and the pressing mechanism extrudes and fixes the mold core to the limiting block. The polishing mechanism comprises a support, the top face of the support is connected with a transverse driving mechanism, the transverse driving mechanism is in driving connection with a vertical driving mechanism, the transverse driving mechanism drives the vertical driving mechanism to reciprocate in the horizontal direction, the vertical driving mechanism is in driving connection with a polishing mechanism, and the vertical driving mechanism drives the polishing mechanism to reciprocate in the vertical direction. The fixing device is connected to the top face of the workbench through a front-back driving mechanism. The surface of the mold core is automatically ground, the mold core can be prevented from moving, the smoothness is improved, and the polishing quality is ensured.

The utility model discloses a novel feed hopper sealing structure for household garbage power generation, relates to the technical field of household garbage power generation, aims to solve the problems that an existing sealing structure is prone to being blocked and abraded and inconvenient to maintain, and comprises a feed hopper, an upper sealing plate and a lower sealing plate. The inclination degrees of the front plate and the rear plate are different. The two groups of upper sealing plates are symmetrical to a top opening of the feeding hopper, are matched with upper reset grooves through traction columns and guide columns, and are reset by upper reset springs to realize top sealing; according to the feeding hopper sealing structure, through double sealing and cooperation of all parts, the problems that an existing feeding hopper sealing structure is poor in sealing performance, unsmooth in feeding and the like are solved, and the feeding hopper sealing structure has the advantages of being excellent in sealing performance, smooth in feeding, stable, reliable, convenient to maintain and the like; odor dust can be effectively prevented, the equipment environment is maintained, and the power generation efficiency is improved.

The utility model relates to the technical field of bearing press fitting, in particular to a press-fitting bearing clamp which comprises a cabinet, a workbench and a clamping sleeve, a pressure cylinder is arranged on one side of the upper end of the inner wall of the cabinet, a push rod is arranged on one side of the outer wall of the lower end of the pressure cylinder, and a pressing plate is arranged on the outer wall of the lower end of the push rod. A workbench is rotatably installed on one side of the lower end of the inner wall of the cabinet, a partition plate is welded to one side of the inner wall of the cabinet, an observation window is embedded in the partition plate, clamping sleeves are symmetrically welded to the outer walls of the two sides of the partition plate, limiting rods are welded to the outer walls of one sides of the clamping sleeves, and sliding blocks are slidably installed on the outer walls of one sides of the limiting rods. And a baffle is welded to the outer wall of one side of the sliding block, the interior of the cabinet is shielded and sealed, the relative sealing performance of the bearing press-fitting environment is guaranteed, chippings are prevented from flying, and the working safety of workers can be improved.

The utility model belongs to the technical field of feeding equipment, especially point to a dust -free unpacking station, including organic shell, be provided with unpacking storehouse in the shell, and with the bottom intercommunication of unpacking storehouse's filter component, be equipped with the dust removal subassembly on the shell on the one side of unpacking storehouse and be equipped with the dust removal subassembly on the shell on the other side of unpacking storehouse, the shell on the between unpacking storehouse and filter cavity is distributed with more than three unpacking knife groups circumferentially, every unpacking knife group all includes the power source setting on the shell, the moving end of power source is along the radial setting, and the moving end of power source is fixed with the unpacking knife body of the blade upwards. The utility model can replace the unpacking operation of artificial low efficiency, the greater danger, adopts the orderly, the regular cutting of the bag body to a plurality of unpacking knife groups of radial movement, under the further screening of filter component, the material falling is efficiently adsorbed and screened by the dust removal subassembly, and the powder raised, effectively improve the operation efficiency, avoid the problem caused by the dust flying.

The utility model discloses a kind of powder backfilling devices of selective laser melting equipment, it is related to selective laser melting equipment technical field, including support box, the fixed cylinder is fixed in support box top, double-shaft air suction motor is installed in the fixed cylinder inside.The utility model can efficiently recycle the metal powder of printing residue by the collaborative work of double-shaft air suction motor, filter cartridge and filter plugboard, and high-precision filtration is carried out to it, the influence of impurity on subsequent printing quality is avoided, simultaneously under the cooperation of first lug disc and second lug disc, recycling hose can be reciprocatingly shaken, the recycling of powder is facilitated, recycling process is closed, the condition of powder flying is greatly reduced, the health of working environment and operator is protected, in addition, reciprocating mixing scraper in powder storage box cooperates with transmission belt, can fully mix the recycled metal powder with original powder, ensure the uniformity of powder supply, improve subsequent printing quality.

The utility model discloses an assembly line for cleaning polyurethane molds. The assembly line comprises an automatic mold inlet track, an automatic mold outlet track, a conveying belt, a protective door, a protective cover, a cleaning operation table, an exhaust shutter door, a garbage collector, an oil dripping prevention tray, a sliding door track, an automatic opening and closing gate and a smoke exhaust port. According to the polyurethane mold cleaning assembly line, 140 sets of molds can be cleaned every day, the isolation cover can prevent pollutants from flying everywhere, the pollutants can be conveniently collected in a centralized mode, meanwhile, cleaning personnel can be protected against harm of the pollutants and noise (the field noise is about 40 decibels), the ventilation system can prevent the cleaning personnel from suffocating with carbon dioxide, and the cleaning efficiency is improved. The combination of the dry ice machine and the assembly line can save labor and improve cleaning efficiency.

The application discloses a kind of based on land space planning base conversion integrated device, including workbench, two rotating rollers are rotatably connected on the workbench, two The rotating rollers are connected by conveying belt, a plurality of fixed blocks are fixedly connected on the conveying belt, L-shaped block is fixedly connected on each The fixed block;Fixed plate is fixedly connected on each The fixed block, mounting block is connected on the fixed plate by first spring, rectangular block is fixedly connected on each The mounting block, opening is formed in the rectangular block, slidingly connected with moving block in the opening, clamping plate is fixedly connected on the moving block.The stability of the material is relatively high, the paper material will not fall due to poor fixing effect, avoid the paper material of light quality scattering everywhere after falling, more conducive to the use of paper material by technical personnel, the practicality of workbench is relatively high.

The utility model provides a sawing machine, which relates to the technical field of secondary aluminum processing equipment, and comprises a feeding device, a cutting box body and a scrap removing device, the feeding device is provided with a feeding port and a discharging port, one end of the feeding device, which is close to the discharging port, is provided with a clamping claw, and the clamping claw is used for fixedly clamping secondary aluminum so as to facilitate subsequent cutting operation; the cutting box body is arranged on the side, close to the discharging opening, of the feeding device, and a platform is arranged in the cutting box body; the chip removing device is fixedly connected with the cutting box body and comprises a chip removing mechanism and a chip collecting structure, the chip removing mechanism is fixedly connected with one side of the cutting box body, the chip collecting structure is fixedly connected with the side, away from the chip removing mechanism, of the cutting box body, and the chip removing mechanism is arranged above the platform and abuts against the platform. The chip collecting structure and the platform are arranged on the same horizontal plane. According to the sawing machine, waste chips generated in the cutting process can be treated and collected in time, the waste chips are prevented from flying in the air, and the body health of operators is effectively guaranteed.

The utility model discloses a positive and negative pressure integrated powder particle vacuum sending device which comprises a pressurization assembly, a negative pressure assembly, a dust removal assembly and a vacuum sending tank assembly, the pressurization assembly is connected with the bottom of the vacuum sending tank assembly, the dust removal assembly is arranged at the top of the vacuum sending tank assembly, and the negative pressure assembly is communicated with the vacuum sending tank assembly through the dust removal assembly. The positive and negative pressure conveying device has the advantages of being high in working efficiency, capable of preventing dust diffusion, clean in conveying environment, capable of preventing pollution, energy-saving, efficient, capable of achieving efficient conveying, accurate in control, wide in application range and capable of achieving positive and negative pressure conveying.

The application discloses a container flow line cleaning system and a cleaning method. The container flow line cleaning system comprises a cleaning trolley, a trolley parking platform, a ferrous chip / wood chip spiral elevator and a ferrous chip / wood chip separator. The trolley parking platform is arranged at the rear side of the container flow line. The cleaning trolley is parked on the trolley parking platform and can enter the container along the trolley parking platform. The ferrous chip / wood chip spiral elevator is arranged between the trolley parking platform and the ferrous chip / wood chip separator. The container flow line cleaning system can be connected to the container flow line. The system can automatically clean the ferrous chip and the wood chip generated after drilling of the container. The ferrous chip and the wood chip collected during the cleaning can be stored separately.

This invention relates to the field of belt conveyor technology and discloses a tubular belt conveyor system, comprising: at least two support sections; a cable assembly connected to the at least two support sections, the cable assembly including multiple cables arranged in parallel; several sets of support rod assemblies spaced apart along the extension direction of the cables, each set of support rod assemblies including multiple support rods connected end-to-end in sequence, each support rod connected between two adjacent cables, and idlers connected to the support rods, the idlers being rotatable relative to the support rods, the idlers on the multiple support rods forming a receiving space; and a conveyor belt extending along the extension direction of the cables and located within the receiving space formed by the idlers. By connecting several support rod assemblies to the cable assembly to form a flexible system to support the conveyor belt, the cables and support rods support each other, resulting in a stable structure, lighter weight, higher cable load-bearing capacity, and stronger spanning capacity of the entire system; directly mounting the idlers on the support rods simplifies assembly, facilitates construction, reduces steel consumption, lightens weight, and reduces the load on the support sections.

The utility model relates to part machining equipment, in particular to deburring equipment for machining plastic parts. The deburring equipment for plastic part machining comprises a bottom plate, a fixing table, a fixing barrel, an air cylinder, a sliding rail, a supporting plate and the like. The fixing table is fixedly installed in the middle of the bottom plate, the fixing barrel is rotatably installed on the fixing table through a hinge, the air cylinders are symmetrically and fixedly installed on the left side and the right side of the bottom plate, the sliding rails are symmetrically and fixedly installed on the left side and the right side of the fixing table, and the supporting plates are slidably installed on the two sliding rails on the left side and the right side of the fixing table. According to the plastic part polishing device, in the process of polishing a plastic part, the polishing area is sealed through tight contact between the sealing ring and the fixing table, meanwhile, burr chippings are collected through the telescopic pipe and the fixing pipe through the draught fan, and the effects of preventing the burr chippings from flying and collecting the burr chippings are achieved.

The utility model provides a kind of traction type environmental protection anti-cracking fluid solidified soil backfilling machine, it is related to backfilling machine technical field, including tractor, further include quick hanging subassembly, quick hanging subassembly includes fixedly connected on the extension bar of tractor, fixedly connected with air store on extension bar, piston plate is slidably connected in air store, fixedly connected with sliding column on piston plate, first spring is fixedly connected on air store, disc is fixedly connected with sliding frame on first spring, disc bottom, rotatingly connected with rotating block on sliding frame, slidingly connected with triangular limit frame on rotating block. In the utility model, through air store inflation, sliding block is locked by rotating block, etc. Locking mechanism can ensure the stability of connection, cooperate the buffering effect of elastic component, under the premise of guaranteeing reliable connection, the ability to deal with turning and other working conditions is enhanced, the safety of equipment and personnel in construction process is guaranteed, the operation interruption caused by connection problem is reduced, and construction efficiency is improved.

This utility model relates to the field of optical cable manufacturing technology and discloses an optical cable coloring device based on optical cable manufacturing. It includes a positioning component and a color-fixing component disposed on one side of the positioning component. A feeding pipe is installed through the top of the material box. Positioning pipes are installed through the top and bottom of the protective cylinder. A blower is installed at the rear end of the bottom box. An exhaust pipe is installed at the air outlet of the blower. The two ends of the exhaust pipe are respectively installed on the outer surface of two sets of positioning pipes. When the spray gun sprays the optical cable, the fog generated by the paint is constrained by the rubber pad. The adsorption hole absorbs the paint floating inside the protective cylinder. The wind carries the paint into the interior of the bottom box through the exhaust pipe. The exhaust fan and the rubber pad can effectively prevent the paint from flying. Since the positioning pipes are respectively located at the top and bottom of the protective cylinder, the wind generated by the blower is discharged into the interior of the positioning pipe through the exhaust pipe. The positioning pipes are used to air dry and fix the outer surface of the optical cable.

The utility model discloses a moxa stick column cutting machine with adjustable column cutting length, which comprises an equipment bottom plate, an equipment straight plate fixedly connected to one end of the top surface of the equipment bottom plate, an L-shaped column cutting frame fixedly connected to one side of the top end of the equipment straight plate, basic side plates symmetrically and fixedly connected to two ends in the L-shaped column cutting frame, and a stepping bidirectional output shaft motor fixedly connected to one side of the middle section in the L-shaped column cutting frame. Two symmetrical output ends of the stepping bidirectional output shaft motor are respectively provided with an output shaft, the tail ends of the two groups of output shafts are fixedly sleeved with L-shaped strip containing plates, a strip containing connecting rod is fixedly connected between the two groups of L-shaped strip containing plates, and the outer side of the strip containing connecting rod is fixedly sleeved with an L-shaped material containing strip; the stepping two-way output shaft motor is used for driving the specially-designed material bearing structure, the material bearing structure can automatically rotate down to achieve discharging after column cutting is completed, and meanwhile, through the arrangement of the suction motor and related matched structures, chips and flying dust generated by column cutting can be effectively sucked into the chip collecting frame from gaps of the material bearing structure to be collected in a centralized mode.

The utility model discloses a medicine uniform swing granulation device which comprises a machine body, a swing granulation machine assembly is fixedly connected to the machine body, a feeding hopper and a discharging hopper are fixedly installed on the upper surface and the lower surface of the swing granulation machine assembly respectively, an installation frame is fixedly connected to the upper surface of the feeding hopper, and two rotating shafts are movably connected to the lower portion of the inner wall of the installation frame in a penetrating mode. The rear sides of the outer surfaces of the two rotating shafts are fixedly connected with gears in meshed connection, the outer surfaces of the two rotating shafts are fixedly sleeved with grinding rollers, the front side and the rear side of the outer surface of the right rotating shaft are fixedly connected with cams, the outer surfaces of the cams are in lap joint with net plates, and the inner wall of the other side of the mounting frame is fixedly connected with an inclined arc plate. According to the oscillating granulator, the grinding roller and the cam are driven by the motor to rotate, and the cam drives the screen plate to oscillate up and down, so that dry medicine materials are screened, small dry materials can directly enter the oscillating granulator assembly through the screen plate, large agglomerated dry materials can be guided into the grinding roller to be pulverized, and the granulating efficiency is improved.

The utility model discloses a dust suppression type totally-closed sweeping robot which comprises a main body, a top cover arranged at the top of the main body, a first extension piece arranged at the front end of the top cover, a second extension piece arranged at the front end of the top cover and symmetrical to the first extension piece, a flexible baffle arranged at the bottom of the first extension piece, a sweeping brush arranged at the bottom of the main body and driving wheels arranged at the bottom of the main body. A rolling brush is arranged at the bottom of the body, a dust box is arranged at the bottom of the body close to the rolling brush, and the rolling brush comprises a dust suppression cover, a protruding plate, a bearing, a flow guide groove, a connecting groove and an output groove. By arranging a first extension piece, a second extension piece, a flexible baffle, a dust suppression cover, a protruding plate, a flow guide groove, a connecting groove and an output groove, the position, corresponding to a cleaning brush, of the front end of a main body can be closed, dust flying can be avoided when the cleaning brush cleans dust, and centrifugal force generated when a rolling brush rotates to clean the dust can bring the dust into the flow guide groove; and finally, the dust is thrown out from the output groove and falls into the dust box.

The utility model discloses a kind of nano baked porcelain denture multi-scale structure trimming positioning device, belong to denture processing technical field, including processing table, one end of processing table top is fixedly connected with first support plate, the middle upper portion of first support plate is equipped with driving motor, driving motor output end is equipped with rotary fan, the both ends of processing table top are equipped with second support plate, rotationally connected with rotating shaft between two second support plates, rotating shaft outer surface is fixedly connected with air guide plate, one end of rotating shaft is equipped with gear, the inside sliding connection of a second support plate has rack and gear interlock, rotate by driving motor to drive rotary fan, reach the effect that dust generated when processing denture is blown away, directional airflow generated by fan can blow away suspended dust in real time, avoid its adhesion on denture surface, mold or processing tool, ensure clear vision, reduce trimming error caused by dust shielding.