16results about How to "Avoid inclusions" patented technology

The utility model relates to the technical field of injection molding machines, in particular to a low-inertia ejection mechanism of an all-electric injection molding machine, which comprises a supporting bottom plate and a supporting frame, the supporting frame is fixedly mounted on the supporting bottom plate, a discharging barrel is arranged on the supporting bottom plate, one end of the discharging barrel is fixedly mounted on the supporting frame, and a feeding barrel is communicated with the discharging barrel. A spiral conveying rod is rotatably mounted in the discharging barrel, the interior of the spiral conveying rod is of a hollow structure, one end of the discharging barrel communicates with a discharging head through a sealing assembly, one end of the spiral conveying rod penetrates through the supporting frame and is fixedly provided with a conveying motor through a quick-release assembly, and the conveying motor is fixedly mounted on the supporting bottom plate through a motor shell; according to the device, the discharging head can be replaced through the sealing assembly, the sealing assembly can improve the connection sealing performance between the discharging head and the discharging barrel, and the situation that the spiral conveying rod is disengaged can be avoided through the arranged quick dismounting assembly when the rotating direction of the conveying motor is changed.

This utility model discloses a die-cutting device, including a frame, a gantry welded above the frame, a lifting plate slidably connected below the gantry, and a processing mechanism disposed on one side of the lifting plate, used to separate die-cut material fragments cut from the die-cutting material; the lifting plate is driven to rise and fall by a lifting cylinder, the die-cutting blade cuts the die-cutting material, the mounting plate rises and falls synchronously with the lifting plate, thereby driving the box body to rise and fall synchronously with the lifting plate, during the box body lifting process, the sliding plate slides along the inner wall of the box, the spiral spring uses its elasticity to squeeze the sliding plate, driving multiple round rods to press the die-cutting material after die-cutting, pushing out the die-cut material fragments cut from the die-cutting material, preventing the cut die-cut material fragments from being mixed in the formed die-cutting material, and ensuring the die-cutting effect of the die-cutting device.

Compositions and methods are disclosed for providing a pet food product comprising kibbles and one or more inclusions, such as dried fruits or vegetables. Specifically, the kibble may have one or more shapes to form an interlock, and / or the inclusions are oil-coated to provide for increased density and reduce the density differences between the inclusions and the kibbles, both features are useful for keeping an even distribution of kibbles and inclusions in a package or container.

The present application belongs to the technical field of helicopter rotor blades, and particularly relates to a three-dimensional woven blade core mold structure and a manufacturing method thereof. The structure comprises a root sleeve, a positioning pin, a root winding belt, a foam wrapping cloth, a foam, a metal counterweight, a foam leading edge wrapping cloth, a counterweight wrapping cloth, a counterweight leading edge wrapping cloth, and a counterweight blocking block. The positioning pin is fixed in the positioning hole of the end face of the root sleeve, and then inserted into the foam. The root winding belt is wound around the joint area of the root sleeve and the foam. The foam surface is entirely wrapped with the foam wrapping cloth. The metal counterweight is embedded in the foam leading edge. The joint surface of the foam and the metal counterweight is wrapped with the foam leading edge wrapping cloth. The surface of the metal counterweight is wrapped with the counterweight wrapping cloth. The end face of the metal counterweight close to the blade tip is provided with the counterweight blocking block. The outside of the foam leading edge wrapping cloth, the counterweight wrapping cloth, and the counterweight blocking block is entirely wrapped with the counterweight leading edge wrapping cloth.

The utility model belongs to the field of fluorine lining check valves, and particularly relates to a detachable fluorine lining check valve which comprises a fluorine lining check valve body, the fluorine lining check valve body comprises a valve body, the two ends of the valve body are fixedly connected with a pipeline through flange plates, and the top of the valve body is fixedly communicated with a maintenance pipe. According to the fluorine-lined check valve, the fluorine-lined check valve body, the cleaning mechanism and the sealing mechanism are used in cooperation, when water flows in the inner cavity of the fluorine-lined check valve body, the valve clack turns over, meanwhile, the cleaning mechanism floats upwards and rotates under the buoyancy of water, the surface of the valve clack is cleaned, the connecting position of the overhaul pipe and the overhaul cover can be sealed through the sealing mechanism, and the service life of the overhaul pipe is prolonged. The problems that after the check valve is used for a long time, due to the fact that impurities are mixed in liquid flowing, the impurities can be adsorbed and accumulated on the valve clack, the valve clack can be clamped due to mass accumulation, the valve cannot be closed or opened in time, and the use safety of the valve is affected are solved.

The invention discloses full-automatic one-step injection-stretch-blow molding equipment, and relates to the technical field of plastic product molding. The device comprises a workbench, a protective box is fixedly connected to the top of the workbench, a motor is fixedly mounted in the protective box, a connecting box is fixedly connected to the side face of the protective box, an extrusion bin is fixedly connected to the side, away from the protective box, of the connecting box, and a rotating shaft is rotatably connected to the interior of the extrusion bin; according to the invention, through the arrangement of the crushing mechanism, heated raw materials can enter the feeding bin through the feeding pipe and then fall into the extrusion bin, the motor is started to drive the rotating shaft to rotate, and the rotating shaft rotates to drive the spiral extrusion blade to rotate to extrude the raw materials, so that the raw materials can be uniformly extruded. And through cooperation of a bevel gear A, a bevel gear B, a transmission belt and other assemblies, a vertical rod rotates rapidly and cooperates with smashing blades on the vertical rod to smash the raw materials, and particles are prevented from being mixed in the raw materials.

This invention discloses an ultra-pure 316L austenitic stainless steel for semiconductor manufacturing equipment, its preparation method, and its applications, belonging to the field of special alloy smelting technology. The chemical composition of this stainless steel includes: Cr: 17.5%~18.0%; Mo: 2.5%~3.0%; Ni: 13.5%~14.0%; S ≤ 0.003%; Al ≤ 0.01%; the balance being Fe and unavoidable impurities. The preparation method employs a triple process of vacuum induction melting, electroslag remelting, and vacuum arc remelting. Vacuum induction melting uses low-sulfur pure iron; electroslag remelting uses a completely aluminum-free slag system; vacuum arc remelting achieves deep deoxidation without residue in a high vacuum; subsequently, it undergoes high-temperature diffusion treatment, forging, and hot rolling. This invention completely eliminates Class B alumina inclusions and δ-ferrite, has an oxygen content of less than 5 ppm, a finer austenitic grain size than ASTM Grade 8, and achieves a mirror finish through electrolytic polishing, meeting the requirements for semiconductor applications.

The application provides an oil-gas suspension cylinder, an oil-gas suspension system and a vehicle, and belongs to the technical field of vehicles.The oil-gas suspension cylinder comprises a cylinder barrel which is a hollow cavity with openings at both ends, two piston rods with different cross-sectional areas are arranged at both ends of the cylinder barrel, a partition plate is arranged in the cylinder barrel, the partition plate divides the inside of the cylinder barrel into two independent first chambers, and the two piston rods are arranged in the two independent first chambers respectively; a second chamber and a fixed damper are arranged on the piston rod, and the fixed damper enables the second chamber to communicate with the first chamber. The double-piston rod with different cross-sectional areas is arranged, the large-diameter end is used as a heavy-load piston rod, and the small-diameter end is used as an empty-load piston rod; the empty-load piston rod can improve the pressure during empty-load operation due to the small cross-sectional area, so that the pressure is greater than the starting pressure of the suspension cylinder, the suspension cylinder is convenient to debug, and the problem that the diameter is too large due to the design according to the full-load load, resulting in extremely low empty-load pressure is solved.

The application discloses a profile composite machine tool laser welding device and a use method, relates to the technical field of machine tools, and belongs to the technical field of machine tools.The laser welding device comprises a bed body, a vertical moving mechanism arranged on the upper portion of the bed body, a fixing seat arranged on the vertical moving mechanism, a rotating seat and a power mechanism arranged on the fixing seat, an adjusting mechanism and two supporting seats arranged on the rotating seat, a polisher arranged on one supporting seat, and a laser device arranged on the other supporting seat.In the process of welding a rotary body workpiece on a profile, the use method comprises the following steps: moving two clamping plates to the upper portion of the rotary body workpiece; moving the two clamping plates downward to clamp the rotary body workpiece; melting the end portion of a metal wire by the laser device, so that the rotary body workpiece is spot-welded with the profile; driving the rotating seat to rotate horizontally around the fixing seat by the power mechanism, and polishing a weld seam while welding the weld seam; and resetting each structure after welding and polishing are completed.The laser welding device can simultaneously perform laser welding operation and polishing operation, and is favorable for improving machining efficiency.

The application discloses a wind-cooled semi-closed electric threshing cylinder, which comprises a feeding section, a threshing section, a separating section and a power mechanism, the power mechanism comprises a supporting shaft and a wheel hub motor, the feeding section is composed of a conical cylinder and a spiral blade, the threshing section is composed of a cylinder and a first threshing element, the separating section is composed of a cylindrical frame and a second threshing element, the conical cylinder, the cylinder and the cylindrical frame are sequentially connected, the wheel hub motor is sleeved on the supporting shaft and fixedly connected with the conical cylinder, and the threshing cylinder further comprises a sleeve, air supply blades and air exhaust blades; the sleeve is coaxially sleeved into the cylindrical frame; a plurality of air exhaust blades are fixed on the outer diameter of the cylindrical frame and distributed on the outer periphery of the sleeve; the air exhaust blades are long strip-shaped plates with an arc; and the air supply blades are fixed on the inner wall of the sleeve and sleeved on the supporting shaft through bearings. The structure of the threshing cylinder is improved, so that the wheel hub motor in the cylinder can be timely cooled, hot air is used to dry straws, the grain loss rate during rice and wheat harvesting is reduced, and energy saving and emission reduction are achieved.

The application provides a method for regenerating an aluminum salt lithium adsorbent, and belongs to the technical field of adsorbent regeneration. The method is as follows: a platinum electrode is used as an anode electrode and connected to a positive pole of a power supply, graphite is used as a cathode electrode and connected to a negative pole of the power supply, a dilute acid solution is used as an electrolyte, a diaphragm is arranged in an electrolysis chamber, the diaphragm divides the electrolysis chamber into an anode chamber, a reaction tank and a cathode chamber; an aluminum salt lithium adsorbent to be regenerated is subjected to electrochemical intercalation and activation; and the liquid in the reaction tank is filtered and dried to obtain a regenerated aluminum salt lithium adsorbent. The method combines an electrochemical intercalation method, uses a strong electric field to make harmful high-valence anions in the adsorbent, such as sulfate and carbonate, migrate to the anode and precipitate, and chloride ions in the cathode salt solution migrate and replace the residual high-valence anions in the adsorbent, so that the performance of the adsorbent is recovered, the cost is reduced, the introduction of impurity ions is reduced, water consumption is reduced, the adsorbent is recycled, and the method is green and environmentally friendly.

The application discloses a fine-grained permanent-magnetic wet vertical magnetic separator, which comprises a feeding cylinder and a magnetic separation assembly. The feeding cylinder comprises an outer cylinder and an inner cylinder. The inner cylinder is fixed in the outer cylinder through a support bracket. The top of the inner cylinder is provided with a feeding pipe. The bottom of the outer cylinder is provided with a conical discharging cylinder. The inner side of the conical discharging cylinder is provided with a mineral slurry reversing piece. The top of the outer cylinder is provided with a tailing discharging pipe. The inner wall of the outer cylinder is provided with a spiral material guiding structure. The magnetic separation assembly comprises a magnetic ring piece which is independently arranged outside the feeding cylinder. The bottom of the magnetic ring piece is connected with a driving piece through a transmission structure. The running direction of the magnetic ring piece is the same as the arrangement direction of the spiral material guiding structure. The magnetic ring piece is arranged outside and rotates to perform a magnetic separation operation on the mineral particles which flow from bottom to top on the inner side, so that the recovery rate of weak magnetic minerals and the concentrate grade are improved.

The invention relates to the technical field of rubber floor production, in particular to a mixing device for rubber floor production. The discharging assembly is used for feeding materials into the box body; the heating assembly is used for heating the box body in the mixing process; the exhaust assembly is used for exhausting the rubber after the mixing is completed; the exhaust assembly comprises an exhaust box; the compression roller I and the compression roller II are rotationally mounted on the exhaust box; a belt wheel I is fixedly mounted on the compression roller II; a belt wheel II is fixedly mounted on the compression roller I; a transmission belt is mounted on the belt wheel I and the belt wheel II in a transmission manner; and an adjusting groove is formed in the exhaust box. According to the device, hot air in the exhaust box moves towards the interior of the material box, the material box is hollow, a sizing material in the material box is preheated, water vapor in the sizing material is discharged, and the situation that the water vapor is mixed in the sizing material for mixing, and consequently gas in the sizing material becomes more is avoided.

The invention discloses a microbial feed production and processing platform with a premixing function, the microbial feed production and processing platform comprises a supporting seat, a first box body, a second box body and a fermentation barrel are fixedly connected to the supporting seat, a feeding pipe is fixedly mounted on the first box body, a first rotating shaft is rotatably mounted on the first box body, and a second rotating shaft is rotatably mounted on the second box body. The first rotating shaft is fixedly connected with a first stirring rod, the first box body is provided with a first servo motor, and the driving end of the first servo motor is fixedly connected with the first rotating shaft; a second rotating shaft is rotatably mounted on the second box body, a second stirring rod is fixedly connected to the second rotating shaft, and a second servo motor is arranged on the second box body. The mixing effect on various raw materials in the microbial feed is good, the phenomenon that the various raw materials in the microbial feed are not uniformly distributed is avoided, caking in the microbial feed can be effectively prevented, and subsequent use of the microbial feed is facilitated.

The utility model discloses a mold filling nozzle mechanism which comprises a branch runner, a sprue disc and a straight runner, a round hole in the top end of a first heat conduction sealing plate is connected with the straight runner through a nut, one end of the straight runner is connected with the sprue disc, one side of the top end of the first heat conduction sealing plate is connected with a hot air flow guide pipe in a penetrating mode, and an embedded air bag is arranged at one end of the hot air flow guide pipe. An exhaust column is arranged at the top end of the embedded airbag; an air cap head is mounted at the top end of the exhaust column; one side of the top end of the first heat conduction sealing plate is connected with the hot air flow guide pipe in a puncturing mode, the embedded air bag is arranged at one end of the hot air flow guide pipe, the exhaust column is arranged at the top end of the embedded air bag, and the air cap head is installed at the top end of the exhaust column, so that high-temperature air in the sub-runner can be exhausted; and gas can be prevented from being mingled in molten plastic, so that the quality of a product is ensured.

The utility model provides a kind of resistance material belt laser welding device, it includes feeding assembly, welding assembly and winding frame sequentially arranged along material belt feeding direction.Welding assembly includes jig, vacuum box, distance adjusting support and two laser welding machines on distance adjusting support;Jig includes base, sealing cover, upper support, limit sliding block and two auxiliary clamping blocks, base is equipped with feeding end, discharge end and welding area, auxiliary clamping block is equipped with gas groove;Sealing cover is equipped with optical glass, optical glass is attached with anti -reflective film;First retaining roller and reference shaft are equipped in welding area, upper support is located in sealing cover, upper support is equipped with second retaining roller, limit sliding block is equipped with limit shaft.First retaining roller, second retaining roller, limit shaft and reference shaft cooperate to provide limit to material belt, avoid to occur to deviate or to miss weld, and vacuum box and auxiliary clamping block are vacuumized in welding position, remove the impurity generated in welding process, avoid the formation of blowhole or inclusion in weld position, improve welding quality.