90results about How to "Avoid unevenness" patented technology

The invention relates to the field of metallurgy, and discloses a large-size maraging stainless steel bar and a preparation method thereof, the diameter of the bar is larger than or equal to 300 mm, and the method comprises a vacuum induction melting stage, a vacuum consumable remelting stage, a fast forging cogging stage and a precision forging forming stage; wherein the vacuum consumable remelting stage comprises an arcing stage, a stable smelting stage and a filling smelting stage; in the arc starting stage, a molten pool is formed by adopting a current of 8-12 kA; in the stable smelting stage, the smelting speed is 4.2-4.8 kg / min, the molten drop is 3-5 s <-1 >, the molten drop short-circuit time is 0.6-0.8 s, and inert gas is started to be filled for cooling after smelting is conducted by the preset weight; and in the filling smelting stage, inert gas filling is stopped, and the current and the melting speed are controlled to descend in a stepped mode. According to the method, the uniformity of components and structures can be improved, so that the mechanical property of the large-size maraging stainless steel bar is improved.

The invention relates to the technical field of metal heat treatment, in particular to a high-temperature alloy strip automatic switching water-cooling annealing device and an annealing method thereof.The high-temperature alloy strip automatic switching water-cooling annealing device comprises a main body frame, a sliding seat is slidably arranged on the main body frame, a mounting seat and an adjusting seat are slidably arranged on the sliding seat, the mounting seat is fixed to the sliding seat, and the adjusting seat is slidably arranged on the sliding seat; a bearing table used for containing strips is arranged on the mounting base, a spring is connected between the mounting base and the spring, two lead screws are rotationally arranged on the main body frame, the lead screws penetrate through the sliding base, the mounting base and the adjusting base and are in threaded connection with the adjusting base, a top frame is arranged on the main body frame, and a water supply pipe is arranged on the main body frame. The single driving source is used for sequentially and automatically completing strip conveying positioning and gradual flow adjustment from small to large, shock cooling is effectively avoided, the annealing quality and uniformity are improved, the structure is compact, the automation degree is high, and operation is easy and convenient.

The invention relates to the technical field of mother and baby products, and particularly provides a control method of a milk shaking device and the milk shaking device. The problem that the milk shaking effect is poor due to the fact that the milk shaking rotating speed of an existing milk shaking device is not accurately controlled is solved. Therefore, the milk shaking device has a plurality of milk shaking modes with different rotating speeds, and the control method comprises the steps that the milk amount in a milk bottle is obtained; determining a milk shaking mode of the milk shaker according to the milk amount; according to the milk shaking device, the milk shaking modes with the different rotating speeds are set, the milk amount in the milk bottle is obtained, and therefore the corresponding milk shaking modes and the milk shaking rotating speeds can be matched according to the different milk amounts, and the situation that due to the fact that the milk shaking rotating speed is too low, milk is not uniform, and the milk shaking speed is too high is avoided. The problems of milk foaming, nutrition loss and the like caused by too high milk shaking rotating speed are solved, so that the milk can be uniformly mixed, nutritional ingredients are locked, and the use experience of a user is improved.

The utility model relates to a kind of lubricating grease filling devices of speed reducer, including processing platform and liquid injection gun, processing platform is connected with disc and slide rail, disc axle is connected in the top surface of processing platform, and slide rail is interval arranged below disc;The left and right sides of slide rail are equipped with sliding slot, and top surface is equipped with multiple positioning holes, and sliding block is slidably connected on sliding slot, and horizontal rotating shaft is connected between sliding block, and horizontal supporting rod is connected in horizontal rotating shaft axle, and the bottom surface of horizontal supporting rod is equipped with inserting rod, and vertical supporting rod is connected in horizontal supporting rod, and liquid injection gun is connected in the top of vertical supporting rod, and the liquid outlet of liquid injection gun is aligned above disc;It is sequentially connected by rotating shaft, horizontal supporting rod, vertical supporting rod and liquid injection gun, instead of artificial holding liquid injection gun, horizontal supporting rod is moved along sliding slot by pulling, the size of the circular track of injection lubricating grease is adjusted, the coverage of injection port position to disc area is increased, it is convenient to inject liquid to the speed reducer of different size cavity, and the uniformity of injection is improved.

The application relates to an automatic contraction leveling device, belongs to the technical field of decoration, and particularly relates to a fireproof curtain bottom automatic contraction leveling device, which comprises a floor and a fireproof curtain box group, the fireproof curtain box group is arranged at the bottom of the floor, further comprises fireproof curtain cloth, a telescopic assembly and an angle steel, the fireproof curtain cloth is arranged in the interior of the fireproof curtain box group, a fireproof curtain metal plate is fixedly installed at the bottom of the fireproof curtain cloth, the telescopic assembly comprises a sleeve fixedly installed on one side of the fireproof curtain metal plate, the angle steel is fixedly installed at the bottom of the floor on both sides, a limiting square tube is fixedly installed at the bottom of the angle steel, the automatic contraction leveling effect is achieved, the problems that the system rigidity and adaptability of the existing patent are insufficient, the stability and durability are insufficient, the synchronization of multi-point leveling actions cannot be guaranteed, and the wear protection and maintenance convenience design for long-term use are weak are solved.

The utility model relates to the technical field of thin film processing, in particular to a thin film breaking device wide in application range, which comprises a working table, supporting legs, supports, a top plate, a lifter, an adjusting assembly and a cutting assembly, the supporting legs are arranged at four corners below the working table, the supports are arranged at four corners above the working table, and the top plate is arranged on the top plate. The top plate is arranged above the four sets of supports, the adjusting assembly comprises a sliding frame, a motor, a positive and negative tooth screw rod, sliding blocks and a mounting frame, the two sets of sliding blocks are driven by the positive and negative tooth screw rod in the adjusting assembly to move in the sliding grooves in the opposite directions or in the back-to-back directions, and the cutting assembly installed below the sliding blocks can achieve double-side simultaneous cutting. Compared with traditional single-side cutting, the double-side cutting mode has the advantages that the problem that cutting edges are not flush due to uneven single-side stress can be effectively solved, the flatness of the edges of the cut film is guaranteed, and the subsequent processing quality is improved; the cutting distance is convenient to adjust through double-side cutting, and the application range of the device is widened.

The application discloses a tobacco feeding control method, device, equipment and storage medium, and the tobacco feeding device comprises a feeding machine and a storage tank, the feeding machine is communicated with the storage tank through a communication pipeline, tobacco materials are transported to the feeding machine through an electronic belt scale to add liquid materials, and the tobacco feeding device further comprises an actuator which controls the flow rate of the liquid materials by adjusting an execution parameter thereof. The tobacco feeding control method comprises the following steps: obtaining the weight of the materials weighed by the electronic belt scale and the running speed of the electronic belt scale at the time every first preset time; obtaining the feeding proportion of the liquid materials; obtaining the flow rate of the liquid materials corresponding to each weight of the materials according to the feeding proportion, the weight of each material and the running speed of the electronic belt scale corresponding to each weight of the materials; obtaining a relationship between the execution parameter and the flow rate of the liquid materials, and determining the execution parameter corresponding to each flow rate of the liquid materials based on the relationship. The application can improve the feeding accuracy of the tobacco feeding.

The utility model discloses a composite non-woven fabric hot rolling and laminating device, and relates to the technical field of composite non-woven fabric processing devices. The non-woven fabric hot rolling device comprises a workbench, and further comprises a hot rolling part which is installed above the workbench and used for carrying out hot rolling on non-woven fabric; the guide part is mounted at the top of the hot rolling part and is used for guiding the non-woven fabric; the preheating part is arranged above the guide part and is used for preheating the non-woven fabric; wherein the hot rolling part is used for conveying the non-woven fabric and carrying out hot rolling on the non-woven fabric, and during conveying, the guide part limits the non-woven fabric. The guide part is arranged, so that the problems that in the using process of an existing composite non-woven fabric hot-rolling film covering device, non-woven fabric is prone to transverse position deviation in the conveying process, so that the non-woven fabric is inconveniently and accurately compounded with a film, the film covering of a compounded product is prone to being uneven, and the product quality is poor are solved. The appearance and the quality of the product are influenced.

The invention relates to the technical field of cutting machines, and discloses a PE gas pipe cutting machine which comprises a mounting frame, a rotating mechanism, a clamping mechanism and a cutting mechanism, the mounting frame can ascend and descend to adapt to pipes with different pipe diameters, the rotating mechanism is connected with the mounting frame and used for rotating around the pipes, the clamping mechanism is connected with the mounting frame, and the cutting mechanism is connected with the clamping mechanism. The clamping mechanism is used for clamping the pipe, and the cutting mechanism is connected with the rotating mechanism and used for cutting the pipe. By means of the mode that the pipe does not rotate, and the cutting wheel rotates around the pipe, the problem that a traditional large PE gas pipe deviates when rotating, and consequently the section is uneven is solved, the damage rate of the cutting wheel is reduced, and the cutting efficiency is improved.

The utility model discloses a mould structure for hot-press forming of bra cups by silica gel cloth, which comprises a processing table, a lower concave mould arranged at the top of the processing table, a fixing frame fixedly connected to the top side of the processing table, a first hydraulic cylinder fixedly connected to the top of the fixing frame, and a lower end of the first hydraulic cylinder connected with the top of an upper convex mould. Heaters are installed in the upper male die and the lower female die, the upper male die is arranged at the top of the lower female die, auxiliary material cloth is laid on the inner wall of the lower female die, a plurality of pipe bodies are inserted into the lower female die, intercepting nets are arranged on the inner walls of the pipe bodies, ejector rods are fixedly connected to the bottoms of the intercepting nets, the bottoms of the auxiliary material cloth are attached to the intercepting nets, and adsorption pipes are inserted into the pipe bodies; the outer wall of the ejector rod is fixedly connected with a sealing ring, the bottom side of the machining table is fixedly connected with a vacuum pump, and one end of the adsorption pipe penetrates through the sealing ring to be connected with the vacuum pump. The device can ensure the stability and flatness of the auxiliary material cloth in the hot press molding process, and avoids the influence of wrinkles of the auxiliary material cloth on the finished product quality.

The invention relates to fabric treatment equipment and a control method in the technical field of fabric treatment equipment, the fabric treatment equipment comprises an outer cylinder, an inner cylinder lifting rib and a steam generator, by controlling opening and closing of a sealing baffle on the lifting rib, a user can adjust the opening or closing layout of the lifting rib according to the requirement, and the steam generator is started; the number of the second through holes communicated with the outside of the lifting rib is changed by changing the number of the second through holes communicated with the outside of the lifting rib, so that the flow of steam entering the inner cylinder is controlled, targeted nursing of different fabrics is achieved, and the technical effects of improving the nursing effect, prolonging the service life of the fabrics and meeting diversified nursing requirements are achieved. The technical problem that in the steam nursing process of an existing washing machine, differential steam nursing cannot be achieved according to fabric types and nursing requirements is solved.

The utility model discloses a recovery device for adblue solution, including the bracing frame, be equipped with the processing subassembly on the bracing frame, the processing subassembly includes fixed seat, processing cylinder, motor, stirring rod and connecting plate, fixed seat is equipped on the bracing frame, processing cylinder is equipped on the fixed seat, the motor is equipped on the stirring rod, and the connecting plate is equipped on the motor. The motor is fixedly installed on the treatment barrel, the stirring rod is connected to the output end of the motor, the connecting plate is arranged on the stirring rod, a filtering assembly is arranged at the bottom of the treatment barrel and comprises a discharging pipe, a filtering box and a feeding hopper, the discharging pipe is installed at the bottom of the treatment barrel, a valve is arranged on the discharging pipe, and the filtering box is connected with the discharging pipe. And the filter box is arranged at the bottom of the discharge pipe, so that the technical problems that urea and other components in a solution cannot be uniformly mixed and the use effect of the solution and the efficiency of a catalytic reduction reaction are influenced due to the fact that an effective stirring mechanism is generally lacked in an existing recovery device mentioned in the background technology are solved.

The utility model belongs to the technical field of mattresses, and particularly relates to a detachable mattress which comprises a protective sleeve, a positioning frame is arranged in the protective sleeve, a spring cushion is fixedly connected to the inner wall of the positioning frame, a connecting strip is fixedly connected to the side wall of the spring cushion, a connecting groove is formed in the connecting position of the positioning frame and the connecting strip, and the positioning frame is fixedly connected with the spring cushion through the connecting groove. A baffle attached to the outer wall of the positioning frame is fixedly connected to the edge of the inner wall of the positioning frame, a bottom plate attached to the outer wall of the baffle is arranged at the bottom end of the spring cushion, the spring cushion is placed in the positioning frame by arranging the connecting strip and the baffle, the connecting strip is embedded into the connecting groove, stable installation operation of the spring cushion is achieved, and then the spring cushion is fixed to the positioning frame. The bottom plate is placed at the bottom end of the spring cushion through the four sets of baffles, meanwhile, the jute cushion piece and the wool cushion piece are sequentially placed at the top end of the spring cushion through the four sets of baffles, and the situation that the cushion piece in the mattress is folded during disassembly and assembly, and consequently the mattress is uneven is avoided.

The utility model discloses a pair of glass ampoule cutting pliers which comprises a first pliers handle and a second pliers handle, a connecting mechanism is arranged in the middle of the outer surface of the first pliers handle and the middle of the outer surface of the second pliers handle, and one end of each of the first pliers handle and the second pliers handle is fixedly connected with a pliers mouth. According to the glass ampoule cutting pliers, through the arrangement of the clamping groove and the scribing piece, the clamping groove ensures that the bottleneck of the glass ampoule is firmly fixed in the pliers mouth during cutting, the bottleneck is prevented from sliding or shifting in the cutting process, the accuracy of the cutting position is guaranteed, and the scribing piece is located in the middle of the clamping groove and just corresponds to the cutting point of the bottleneck of the glass ampoule; according to the utility model, non-uniform cutting traces caused by unfixed scribing positions are avoided, the cutting process is more stable, the generation and splashing of glass fragments are reduced, the risk that medical personnel are scratched by the glass fragments is reduced, the possibility of liquid medicine leakage or pollution caused by improper cutting is avoided, and the working efficiency is improved. And the working efficiency of nursing personnel and the medication safety of patients are improved.

The utility model relates to a cooperative bearing column bearing type double-wall square cylinder group bin. The upper frame beam and the lower frame beam are of a reinforced concrete structure formed by integral pouring and are used for connecting the square cylinder single bins and the supporting columns to form a collaborative bearing system, and a plurality of friction pendulum shock insulation supports are evenly distributed between the upper frame beam and the lower frame beam so that rigid connection can be changed into semi-flexible transition connection. The inner wall and the outer wall of the double-wall structure are connected together through a plurality of evenly-distributed connecting embedded columns to be borne on the upper frame beam to form an integrally-integrated bearing structure, the upper frame beam is used for cooperatively bearing the square cylinder single bins, the lower frame beam is used for cooperatively connecting the supporting columns, and therefore cooperative bearing of the upper frame beam is matched. The stress concentration effect caused by direct rigid contact of the silo wall and the supporting columns can be obviously relieved, the problems of eccentric stress and large local stress peak value caused by different gravity of each single square cylinder silo are solved, and it is ensured that the structural safety of the square cylinder group silo is higher, and the anti-seismic property is higher.

The utility model discloses a suspension floor board with a reinforcing column, which comprises a floor board main body, the center of the floor board main body is fixedly connected with a central column, a plurality of groups of support plates are distributed on the circumference of the outer wall of the central column, and two ends of each second insertion rod are in contact with the outer walls of two adjacent groups of first insertion rods. Under the dynamic impact effect, the elastic reset force of the spring enables the fixing rod to press the first inserting rod and the second inserting rod all the time, micro elastic deformation of the floor body is allowed, and the problems that due to stress concentration in traditional rigid connection, rib plate intersection joints crack, and the root of a center column is fractured are effectively solved; a cross nested structure formed by the reinforcing plates and the supporting plates can evenly disperse loads to the center column and the floor body, and the impact resistance of the suspension floor under the high-frequency dynamic loads is improved.

The utility model relates to tire pattern cutting technical field, concretely relates to a tire pattern processing device, include: self -adaptation adjusting mechanism, the self -adaptation adjusting mechanism includes the extrusion head for to tire hardness detection, and the extrusion head inlay is equipped with pressure sensor, the bottom fixedly connected with the connecting block of extrusion head, the outer wall slidingly connected with the connecting frame of connecting block. Through the double -way oil pump, the hydraulic oil in the oil storage tank is extracted, then is discharged between the connecting frame and the connecting block, and then drives the extrusion block to extrude the tire, when the pressure value perceived by the pressure sensor embedded in the top of extrusion block reaches the preset value, the remaining hydraulic oil is measured through the water level monitor, the hardness of tire is fed back through the remaining hydraulic oil amount, and then the cutting speed of tire pattern is adaptively adjusted according to the hardness of tire.

The utility model discloses a kind of clamping structures of self-adapting thin-wall frame-shaped parts, including clamping outer frame, the inner partition of clamping outer frame is provided with, clamping outer frame is provided with negative pressure cavity and operating cavity in, multiple negative pressure suction holes are set in the clamping outer frame, mobile push rod is movably installed on negative pressure suction hole, one end of mobile push rod is connected with adjusting rod, the one side of the inner partition is provided with extrusion operation stretching assembly, the clamping structure of self-adapting thin-wall frame-shaped part, part is placed in the one side of clamping outer frame and presses, mobile push rod moves after being extruded, adjusting rod will be driven to move, the extrusion operation stretching assembly of setting, arc extrusion block can be driven to move, adjusting rod after being extruded will continue to move under the pushing effect of arc extrusion block, mobile push rod will be inserted into negative pressure cavity, corresponding negative pressure suction hole will be in the state of opening at this time, negative pressure suction hole opens and closes, can be adjusted according to the size of part, self-adapting.

The purpose of the present invention is to provide a cam clutch which has a simple structure and which can easily switch operation modes with a small force. Specifically, the cam clutch is provided with: a first biasing means (150) that biases a plurality of cams (136) disposed between an inner ring (110) and an outer ring (120) so as to rotate the cams in the meshing direction, the inner ring (110) and the outer ring (120) being disposed so as to be coaxially rotatable relative to each other; and a second urging means (155) for urging the plurality of cams (136) with an urging force different from the urging force of the first urging means (150) so as to rotate the plurality of cams (136) in the engagement release direction. By means of a switching means (170), the biasing force of one of the first biasing means (150) and the second biasing means (155), which has a larger biasing force on the same cam, is changed to be relatively smaller than the biasing force of the other biasing means, and the operation modes can be switched.

The application discloses a sulfide solid electrolyte, a preparation method thereof and a super capacitor. The sulfide solid electrolyte comprises an organic-inorganic composite film generated by a curing reaction of a raw material system. The raw material system comprises a first monomer, a second monomer, a lithium salt, a siloxane prepolymer and an initiator. The first monomer is N,N'-1,3-propanediyl bis(oxazolidine 2-ketone), and the second monomer is 4,4'-thiobisphenol diglycidyl ether. The application is based on the composite system sulfide solid electrolyte of N,N'-1,3-propanediyl bis(oxazolidine 2-ketone) and 4,4'-thiobisphenol diglycidyl ether, and the modification of the siloxane prepolymer and the optimized process parameters, so that the defects of the prior art can be effectively solved.

The utility model relates to the technical field of distiller's grains spreading and airing, discloses an automatic feeding and airing machine for mash mixing and distiller's grains spreading and airing, which comprises a conveyor, a feeder arranged on one side of the conveyor, a grain conveying box arranged on the top of the conveyor, a flattening mechanism arranged on the conveyor, and a mixing mechanism arranged on the top of the conveyor. The flattening mechanism comprises a flattening plate, a fixed frame fixedly connected to the top of the conveyor, a sliding rod slidingly connected to the inside of the fixed frame, a limiting plate fixedly connected to the side wall of the sliding rod, a fixed plate fixedly connected to the side wall of the sliding rod, and a spring sleeved on the outside of the sliding rod. In the utility model, the flattening plate and the spring are matched to automatically adjust the flattening effect according to different thicknesses during the spreading and airing of distiller's grains, so that the local accumulation or excessive looseness of distiller's grains is avoided, the uniformity of the surface of distiller's grains is ensured, the production fluctuation caused by uneven distribution of raw materials is reduced, and the stability and efficiency of production are improved.

The utility model relates to the technical field of plate film coating processing, in particular to plate film coating equipment capable of preventing film surface corona treatment effects from being inconsistent, which comprises a corona generating device, the corona generation device comprises a corona support, a corona roller rotationally arranged on the corona support and a plurality of discharge teeth which are arranged on one side of the corona roller, the extension direction of the discharge teeth is parallel to the axis of the corona roller, and the discharge teeth are uniformly distributed in the circumferential direction of the corona roller; a discharge gap is formed between the discharge end surface of each discharge tooth and the surface of the corona roller, and the discharge gap is used for a film to pass through; the corona roller has the beneficial effects that the discharge teeth are uniformly distributed in the circumferential direction of the corona roller, so that the corona treatment effect received by a film when the film passes through a discharge gap is consistent, insufficient or excessive local treatment is avoided, the bonding uniformity after film coating is further improved, and the problems of local delamination or bubbles and the like of a plate are avoided.

The application belongs to the technical field of packaging bag glue scraping, and discloses an adjustable glue scraping device based on a seaweed film packaging bag, which comprises a guide plate, the inner cavity of the guide plate is fixedly connected with a conveying belt through a pair of connecting strips, the connecting strips are connected with driving equipment, the top of the guide plate is fixedly connected with a mounting frame, and the device further comprises a leakage-proof glue scraping mechanism which is arranged on the mounting frame and is convenient for quickly adjusting the angle of the scraping plate according to the thickness of the required packaging bag through the cooperation of a horizontal plate, a scraping plate, an arc groove and a supporting block and the like structure, and the scraping plate bottom end is driven to move away from or close to the surface of the conveying belt through the lever principle and the lifting of the horizontal plate driven by a cylinder, so that the thickness can be adjusted at will; meanwhile, the fan-shaped baffle fixedly connected with the end of the scraping plate is always tightly abutted against the edge of the conveying belt, a scraping glue area is formed on both sides, the overflow of glue from both sides of the conveying belt is effectively prevented, waste is avoided, the scraping glue precision is ensured, and the material utilization rate is improved.

The utility model relates to the technical field of air-jet looms, and discloses an air-jet loom capable of winding yarn smoothly, which comprises an air-jet loom body, the inner wall of the air-jet loom body is fixedly connected with a support frame, the top of the support frame is rotatably connected with a first roller, and the bottom of the support frame is rotatably connected with a second roller. The inner wall of the supporting frame is fixedly connected with a V-shaped groove. The utility model has the following advantages and effects: both sides of the cloth are contacted and rubbed with the soft bristles, and the top of the V-shaped groove is provided with an inclined surface, so that the thread residue can fall into the V-shaped groove after being driven by the soft bristles, the thread residue is prevented from falling continuously, and the suction nozzle sucks corresponding to the top of the V-shaped groove, the first suction cavity and the second suction cavity, so that the thread residue is prevented from falling off continuously. The inside of the V-shaped groove can be cleaned, thread residues can be conveniently collected, cloth led out of the second roller is neater, residual thread residues or other impurities and dust are avoided, and therefore the phenomenon that the cloth is uneven after being rolled is prevented, and the two faces of the cloth are effectively cleaned.

The invention discloses a machining workbench for high-quality alloy welding wires, and belongs to the technical field of welding wire machining devices. Comprising a rack, and a mounting frame and a welding rod shell are mounted on the rack; the mounting frame is provided with a medicine filling assembly, the medicine filling assembly comprises a rotating ring rotationally arranged on the mounting frame, the welding rod shell penetrates through the rotating ring, the rotating ring is provided with a plurality of forming cylinders distributed in the circumferential direction, and the forming cylinders have two position states. The machining workbench for the high-quality alloy welding wires has the beneficial effects that the forming cylinder and the compaction column are arranged, welding flux entering the forming cylinder is compacted through the compaction column, and pressure is applied to the welding flux through the compaction spring, so that the problems of nonuniformity, cracking and loosening during filling of the welding flux are avoided, and the machining precision is improved. And meanwhile, the rotating ring is arranged to drive the forming cylinder to rotate, so that the welding flux in the forming cylinder is fully mixed, and the uniformity of the welding flux is guaranteed.

The utility model relates to pipeline auxiliary laying device technical field, especially pipeline auxiliary laying device, including support, the support includes base, two ring buckle assemblies are movably installed to base top side, the ring buckle assembly includes ring pressure plate, the ring pressure plate side connects with the side plate, the ring pressure plate other end movably installs the sliding block, and the sliding block is inlaid in the base inside through guide groove. The utility model discloses that the ring pressure plate rotates and buckles on the pipeline surface, and the side plate is fixed through the nut, at this moment, knob twists, can drive screw shaft rotation, and the relative movement of two sliding blocks can be controlled when screw shaft rotates, and then the pipeline in clamping moves, prevents the butt joint surface of two pipelines from being uneven because of uneven ground, guarantees the compactness of pipeline butt joint, and the inner wall of ring pressure plate is polygonal structure, the base top end is provided with V -shaped groove, and the stability when pipeline installation is placed can be guaranteed when ring pressure plate cooperates with base.

The application provides an air-permeable and anti-skid mat, relates to the technical field of bed mats, and comprises a surface layer, a middle layer and a bottom layer. The surface layer is woven by warp and weft in a cross shape. The middle layer is formed by equidistantly arranging a plurality of elastic supporting members. An air-permeable channel is arranged between two adjacent elastic supporting members. The bottom layer is a net fiber layer. A plurality of anti-skid members are equidistantly arranged in the air-permeable channel. The bottom of the anti-skid member is provided with an anti-skid part. The anti-skid part extends to the bottom of the bottom layer. The anti-skid members are equidistantly arranged in the air-permeable channel. The bottom of the anti-skid member is provided with an anti-skid part. The anti-skid part extends to the bottom of the bottom layer. Compared with the prior art in which silica gel anti-skid points are directly arranged on the back of the mat, the anti-skid members can be effectively prevented from falling off, the anti-skid performance of the mat is ensured, the mat surface is prevented from being uneven due to the falling off of the anti-skid members, the comfort of the mat is ensured, and the user experience is improved.

The utility model discloses a small prefabricated component production line with high production rate, which comprises a supporting frame, a storage barrel, a prefabricated template and a scraper plate. The storage barrel is arranged on the top of the supporting frame, and the prefabricated template is arranged on the bottom of the storage barrel. The bottom of the prefabricated template is provided with a conveying part. The scraper plate is arranged on the top of the prefabricated template and is used for scraping the material. The top of the scraper plate is provided with a moving assembly for moving the scraper plate. The top of the scraper plate is also provided with a limiting assembly for limiting the moving direction of the scraper plate. When in use, the prefabricated template is first placed on the top of the conveying part. The prefabricated template is driven to the bottom of the storage barrel by the conveying part. The material in the storage barrel is conveyed to the inside of the prefabricated template. The material on the prefabricated template is scraped flat by the scraper plate driven by the moving assembly, so that the concave-convex unevenness of the prefabricated component produced can be avoided.

This invention provides a self-feeding progressive brick-making device for construction waste, belonging to the field of brick making. It includes a lower frame, with an upper frame fixed above it. The lower frame holds a brick mold to be pressed, and the construction waste to be pressed is placed inside the brick mold. An upper mold, corresponding to the brick mold, is mounted above the brick mold and can press the material downwards. The upper frame is fitted with a lead screw that rotates up and down via a self-rotating axis through a vertical threaded hole. A ring-shaped cam is coaxially fixed to the lower part of the lead screw. Two or more ring-shaped, evenly distributed pressing heads are located below the cam. The upper part of each pressing head elastically presses against the pressing surface below the ring-shaped cam. This device continuously vibrates while pressing the construction waste inside the brick mold using the upper mold, ensuring uniform distribution of the waste material and improving the quality of bricks made from construction waste. Furthermore, the device has a simple and compact structure, significantly reducing the overall size of the device.

This utility model discloses an anti-settling mixing tank, belonging to the technical field of mixing tanks. It includes a material holding tank, a feeding port, a stirring speed-regulating motor, a discharge port, and stirring blades. The feeding port and the stirring speed-regulating motor are respectively installed on the surface of the material holding tank. The output end of the stirring speed-regulating motor is connected to the stirring blades. The discharge port is fixed at the end of the material holding tank, and a fixing seat is attached to the end of the discharge port, with a feeding connection seat attached to the end of the fixing seat. When raw materials settle in the material holding tank, the anti-settling mixing tank prevents the raw materials from clogging the front end of the discharge port, improving the smoothness of raw material discharge and thus avoiding uneven mixing of flakes in injection molded products. Simultaneously, the sleeve plate drives the stirring rod to rotate, and the stirring rod stirs the raw materials deposited around the front end of the discharge port, reducing raw material deposition and improving the usability of the device.