92results about How to "Scrape off in time" patented technology

The invention belongs to the technical field of plastic granulation and relates to an extrusion filter. The extrusion filter comprises a casing, a feeding connector arranged on the casing, a heating temperature control device and a material extrusion device; a discharging port of the material extrusion device is connected with an impurity filter with a filter screen; an impurity scraping and discharging device for scraping impurities on the filter screen into an impurity storage cavity and discharging the impurities to the outside of the impurity filter is arranged in an inner cavity of the impurity filter; the filter screen formed by a plurality of radially-arranged filtering holes is arranged on the side wall of the inner cavity of the impurity filter; and a discharging connector communicated with a discharging cavity at the outer side of the filter screen is arranged on the outer wall of the impurity filter. The extrusion filter has the benefits that the impurities generated in the granulation and the production of the extrusion filter can be cleared without machine halt; and the extrusion filter has the advantages of easiness in structure manufacture, high strength, uneasiness in blockage, long service life, high production efficiency and low production cost and is suitable for the granulation of waste plastics.

The invention discloses a squeezing type dewatering machine, which comprises a frame. A filter cylinder with filtering holes is fixed onto the frame, a conical screw rod with a helical blade is mounted in the filter cylinder, the filter cylinder comprises a primary filter cylinder body and a secondary filter cylinder body which are connected with each other, the primary filter cylinder body is provided with a feeding port, the secondary filter cylinder body is conically contracted along the pushing direction, and a squeezing cylinder is connected to the tail end of the secondary filter body. The conical screw rod penetrates through the primary filter cylinder, the secondary filter cylinder and the squeezing cylinder, a discharging device is arranged at the tail end of the squeezing cylinder, and the conical screw rod is driven by a power device. Materials can be dewatered for three times by means of the squeezing type dewatering machine, and since the conical screw rod is conical and the secondary filter cylinder body is conically contracted along the pushing direction, the space between the conical screw rod and the secondary filter cylinder body is small, and materials can be better dewatered. The squeezing type dewatering machine is low in required centrifugal rotation speed, high in dewatering capacity, low in noise pollution and environment-friendly.

The invention provides a gradation roller coating device of an aluminum plate. The gradation roller coating device comprises a material conveying conveyer belt device, a primary roller coating device, a first drying air box, a secondary roller coating device, a second drying air box and a material discharging conveyer belt device, wherein the output end of the material conveying conveyer belt device is provided with the primary roller coating device; a material charging coating roller mechanism, a transition coating roller mechanism, a roller coating roller mechanism and a scraper device are arranged in the primary roller coating device; the first drying air box is arranged between the primary roller coating device and the second roller coating device; an air blower is arranged below the first drying air box; a plurality of heating pipes are arranged above the first drying air box; a second drying air box is arranged between the secondary roller coating device and the material discharging conveying device; material feeding is realized for the roller coating roller mechanism through the transition coating roller mechanism, so that paint with uniform thickness can be smeared on the surface of the roller coating roller; roller coating is performed in a grading manner using the two roller coating devices; besides, drying is separately performed after roller coating; uniform roller coating of the aluminum plate is ensured; and production efficiency is improved.

The invention relates to a fireproof material, in particular to a composite fireproof glass processing device. To technical problems in the prior art, the invention provides the composite fireproof glass processing device. The composite fireproof glass processing device comprises a supporting frame, a control screen, a motor, a fireproof glue spraying mechanism, a double-layer pressing mechanism,an edge glue spreading mechanism and a storage cabin, wherein a control screen is arranged at the top of the right end of the supporting frame; and a motor is arranged on the left of the top of the supporting frame. According to the invention, double-layer glass is pushed and pressed from the middle to two sides, so the phenomenon that different thicknesses of fireproof glue in different areas caused by pressing of a part of areas affect fireproof quality and glass flatness is avoided; meanwhile, overflowing fireproof glue at edges is removed in time, so the situation that the overflowing fireproof glue is adhered to the surface of fireproof glass and is difficult to remove after being solidified is avoided; the situation that the glass slides down during carrying due to the fact that theglass is more smooth is prevented; and the edges of the double layers of the glass are aligned, so the two-layer glass is prevented from deviating during pressing.

A film laminating machine for rock wool boards according to the present invention comprises a frame, the front end of the frame is provided with an active conveying roller, the rear of the active conveying roller is driven and connected with a parallel driven laminating roller, and the upper part of the driven laminating roller is provided with a feeding roller. Film roller, there is a rubber coating cylinder between the driven film roller and the film supply roller; behind the driven film roller, there are two transmission rollers located above the rock wool board transmission channel, and there are metal rollers between the two transmission rollers. The crawler track, the inner side of the metal crawler track is provided with a heating device and a cooling device, and the heating device is located in front of the cooling device. The beneficial effects of the present invention are: the present invention can not only evenly apply glue to the aluminum foil, but also carry out the hot pressing and cooling process, and can also scrape off the overflowing glue in time, thereby greatly improving the efficiency and quality of the film sticking.

The invention discloses a tin paste agitator for the production of LED (light-emitting diode) circuit boards in the technical field of LEDs. Pillars are mounted on the left side and the right side ofthe top of a base plate, wherein supporting bearings sleeve the outer ends of supporting shafts, moreover, the two sets of supporting shafts are symmetrically arranged on the outer wall of a base, anagitating tank is arranged in an inner cavity of the base, a top sealing cover is arranged on the top of the agitating tank through hinges, a feed pipe and an agitating motor are respectively arrangedon the left side and the center of the top of the agitating tank, furthermore, both the feed pipe and the agitating motor are arranged in an inner cavity of the top sealing cover, and an agitating shaft is connected to the bottom power end of the agitating motor through a coupling. The sealing performance of the tin paste agitator is good; by arranging the top sealing cover, the feeding pipe andthe agitating motor having the possibility of air leakage are wrapped in a sealed space in the process of agitation, consequently, a good sealed environment is provided for the agitating tank, and tinpaste is prevented from being in contact with the air to cause the phenomenon of tin paste oxidation and affecting the quality of the tin paste in use.

The invention relates to composite processing equipment for manufacturing a multi-layer composite board. The composite processing equipment comprises a workbench, a placing frame, a pressing mechanism and a scraping mechanism, wherein the placing frame and the pressing mechanism are mounted on the upper end face of the workbench; and the placing frame is of a concentric-square-shaped structure, and the scraping mechanism is mounted in the placing frame. The pressing mechanism adopted by the composite processing equipment is used for pressing the multi-layer composite board in a rolling mode, excess glue can be extruded towards the outer side of the multi-layer composite board, and the situation that the the excess glue accumulates and consequently the use effect of the multi-layer composite board is affected is avoided; and meanwhile, the excess glue extruded by the multi-layer composite board is scraped in time through the scraping mechanism, and therefore the situation that the glue stays on the side wall of the multi-layer board for a long time to adhere to the side wall of the multi-layer board and is difficult to clean is avoided.

The invention discloses a light source type anti-burn self-dewatering greenhouse which comprises a greenhouse body. A containing groove is horizontally formed in the middle of the upper end face of the greenhouse body, a light-transmitting plate is fixedly connected to a groove opening of the containing groove in a sealed manner, a driving agent is placed in the containing groove, and arc-shaped grooves communicating with the containing groove are symmetrically formed in the greenhouse body; and a first permanent magnet block is slidably connected into each arc-shaped groove in a sealed manner, and a sealed space formed by the side face, away from the containing groove, of each first permanent magnet block and the corresponding arc-shaped groove is a driving area. According to the light source type anti-burn self-dewatering greenhouse, by arranging the driving agent, the first permanent magnet blocks and second permanent magnet blocks, the mechanism that the driving agent is decomposedunder strong light and synthesized under weak light is used, so that a scraper can be driven to slide on the inner wall of the greenhouse body in a reciprocating manner, and therefore dust removal and cleaning can be conducted on the inner wall of the greenhouse body; and condensate water on the inner wall of the greenhouse body can be scraped off in time when sunlight irradiates the greenhouse,pertinence is high, input of external energy is not needed, and energy conservation and environmental protection are achieved.

The invention provides a horizontal well self-centering moving piston type cone valve pump. The horizontal well self-centering moving piston type cone valve pump is used in horizontal well and inclined well pumping conditions. The horizontal well self-centering moving piston type cone valve pump is composed of a pump cylinder body, a sand scraping type plunger piston, a stirring centralizer, a walking cone valve and a fixed cone valve. The problems of sand abrasion and eccentric wear between a long pump cylinder and a moving plunger piston, horizontal well valve leakage as well as valve ball difficult opening and loose closing can be effectively solved. The sand scraping type plunger piston adopts a moving piston type spiral sand scraping plunger piston and combine with a compensation ringto prevent sand falling into an annular gap between the long pump cylinder and the moving plunger piston, a spiral sand scraping column timely scraping and discharging out of sand adsorbed to the cylinder wall of the long pump cylinder, and the stirring centralizer adopts a double centralizing spiral tooth stirring rod body to realize self-centering of the sand scraping type plunger piston and the walking cone valve. The walking cone valve adopts a structure of a fixed cone valve and a moving cone valve seat and automatically opens and closes with the reciprocating movement of the stirring centralizer, the fixed cone valve adopts a structure of a moving cone valve and a fixed cone valve seat, and a fixed cone valve body is opened and closed smoothly through assisting of double springs anda guide rod.

The invention relates to a processing device for desulfurized gypsum, in particular to a rotary drying and recycling device for desulfurized gypsum, and aims to solve the problems that desulfurized gypsum of an existing drying device for desulfurized gypsum is not dehydrated thoroughly, and crushing degree of desulfurized gypsum cannot be adjusted according to use requirements. The rotary drying and recycling device for desulfurized gypsum comprises a base, a material scattering frame, a supporting plate, a primary material scattering mechanism, an adjusting mechanism, a rotary heating mechanism and the like. The material scattering frame is fixedly arranged at one end of the base, the supporting plate is fixedly arranged on one side face of the base, the preliminary material scattering mechanism is arranged on the material scattering frame and the supporting plate, the adjusting mechanism is arranged on the material scattering frame, and the rotary heating mechanism is arranged at oneend of the material scattering. Crushing degree of the desulfurized gypsum can be adjusted according to use requirements, and the desulfurized gypsum can be heated, dried and air-dried in sequence, so that water in the desulfurized gypsum is lost more thoroughly.

The invention relates to the technical field of 3D printing equipment, and discloses a photocuring 3D printer. The photocuring 3D printer comprises a box body, wherein a DLP projector is fixedly installed in an inner cavity of the box body, a light transmitting groove is formed in the top of the box body, tempered glass is fixedly installed on the upper surface of the box body, and liquid groovesare fixedly formed in the periphery of the upper surface of the tempered glass. According to the photocuring 3D printer, when a hydraulic device pushes the liquid grooves to move left and right, staggered power-on and power-off of two electromagnets are controlled, so that scraper blades with magnet components are attracted to rotate in a reciprocating mode under staggered power-off of the electromagnets, a rotating sleeve is controlled to rotate to drive the four scraper blades to completely cover and slide the upper surface of a forming platform plate, after the forming platform plate ascends, liquid resin adhering to the upper surface of the forming platform plate can be scraped away in time, the situation that after a curing part is formed, the forming platform plate moves upwards to be removed, then much time needs to be consumed for resin dripping is avoided, and the using efficiency of the equipment is improved.

The invention relates to a prefabricated concrete building block forming manufacturing machine and a manufacturing method. The prefabricated concrete building block forming manufacturing machine comprises a workbench, a fixing device and a moving device, the top of the workbench is provided with the fixing device, the fixing device is provided with the moving device, and the moving device comprises a supporting plate, a stirring tank, a circular plate, a stirring frame, a conical material leakage pipe, a disc block, a moving frame and a vibrating frame. Concrete raw materials left on the inner wall of a tank body can be scraped in time, so that the problem that traditionally, other materials in concrete are adhered to the inner wall of the tank to cause certain errors of raw material mixing ratio is avoided, and vibration exhaust can be conducted on the concrete in a mold, so that a formed concrete building block is harder and more durable, and then the service life of the concrete building block is prolonged.

The invention discloses dry anaerobic fermentation treatment equipment for high-content organic solid waste. The equipment comprises a feed hopper, a crushing chamber, a crushing device, a dry anaerobic fermentation machine body and socles, wherein the socles are vertically connected to the bottom of the dry anaerobic fermentation machine body, the feed hopper is connected to the top of the dry anaerobic fermentation machine body, the feed hopper is communicated with the crushing chamber, and the crushing chamber is provided with the crushing device connected with the dry anaerobic fermentation machine body. Compared with the prior art, the equipment is advantaged in that alternate pulverization is performed, a scraping sleeve is taken as a static tool, a pulverizing knife is taken as a moving tool, so the organic solid waste attached to the crushing knife can be scraped in time; the situation that more organic solid waste is attached to surfaces of pulverizing cutters, and pulverizingof the organic solid waste is consequently affected is avoided, the pulverizing quality of the organic solid waste of the pulverizing cutters is improved, the organic solid waste is pulverized more thoroughly, follow-up anaerobic fermentation of the organic solid waste is facilitated, moreover, equipment does not stop, and pulverizing efficiency is greatly improved.

The invention discloses a PVC sheet flooring gluing device. The device comprises a bottom plate, two side plates are arranged on the bottom plate, transmission shells are mounted on the side plates, four conveying rollers are rotatably mounted between the two transmission shells, two glue spraying shells are arranged between the two side plates, multiple spraying heads are arranged on the glue spraying shells, two conveying cylinders are arranged on one side plate, glue is added into a glue hopper, the glue enters the two conveying cylinders from two flow dividing pipes through a conveying pipe, a second motor is started, an output shaft of the second motor drives one end shaft to rotate, the two end shafts drive two conveying screw rods to rotate through a belt wheel and a transmission belt of a belt, the conveying screw rods convey glue into the glue spraying shells, the spraying heads on the two glue spraying shells spray glue to the two faces of the PVC sheet flooring, after glue spraying, the PVC sheet flooring enters a conveying box from a conveying inlet and outlet, and the technical problem that in the prior art, in the PVC sheet flooring gluing process, glue is easily mixed unevenly, and meanwhile, gluing efficiency is poor can be solved.

The invention discloses a farmland self-cleaning stain monitoring device based on big data. The device structurally comprises a decontamination dust-blocking mirror, a baffle, a protective cover, anda machine body, the decontamination dust-blocking mirror is in clearance fit with the machine body; the decontamination dust-blocking mirror comprises an outer mirror surface; a protective shell, a shaking rod, an auxiliary shaft, a sensing end, a sensing receiving end and a camera end, after the monitor positioned in the farmland is placed for a long time; the main rod drives the extension cartridge case to rotate together; when rotating to a position where the original length cannot reach, the rotating shaft rotates; the extension cartridge case supported by the one-way convex rod can loseresistance; the one-way arc push rod is used for assisting in boosting; the extending sliding body is unfolded together; after being wiped for a certain distance, the air returns to the same distanceand is extruded into the expansion soft skin to be buffered and released, and after being properly mounted, the air flows back into the to-be-pressed bag and waits for the next operation, so that thefly excrement can be scraped off in time when being placed for a long time and is difficult to treat, and even the monitoring effect is not affected.

The invention belongs to the technical field of printing ink preparation, and particularly relates to a preparation process of printing ink. The preparation process comprises a supporting assembly, a motor, a feeding assembly and a cleaning assembly, the motor is fixedly installed at the top of the supporting assembly, the feeding assembly is installed above the supporting assembly, and a dredging assembly is connected to the lower portion of the feeding assembly. A fixing block is installed in the middle of the feeding assembly, a transmission assembly is installed on the outer side of the lower portion of the dredging assembly, a grinding assembly is installed below the transmission assembly, a crushing assembly is installed in the middle of the left side of the grinding assembly, and a cleaning assembly is arranged at the front end of the left side of the grinding assembly. When the device is used for cleaning the inner wall, sticking substances on the inner wall can be crushed and dried at first, and then the sticking substances are cleaned through a scraping plate on the device, so that the sticking substances cannot cake after being scraped off, and the defect that the sticking substances on the inner wall are easy to cake when an existing printing ink preparation device is used is overcome.