74results about How to "Achieve grinding effect" patented technology

The invention provides an oil plant pre-treatment method applicable to aqueous phase process oil extraction. Oil plants are pretreated by adopting an improved roller type grinding technology, and the improvement ways comprise: mutually extruding the oil plants by utilizing surfaces of multiple rollers; adjusting space between rollers and number of the rollers according to granularity required by different oil plants for extruding in different degrees; adjusting radian and medium height of each roller according to hardness of different materials, bending deformation resistance of each roller, rolling pressure and feeding grain size, wherein the medium height ranges from dozens of microns to several millimeters; guaranteeing uniform grain size in axial discharging; regulating pressure between rollers to be 10-80MPa for controlling the grain size; arranging the rollers in a vertical type (triangle shape), and atomizing the surface of each roller, so that smooth surface of each roller is changed into a rough surface; and promoting feeding, and improving capacity. The oil plant pre-treatment method applicable to the aqueous phase process oil extraction has the advantages that the problems that an oil plant pre-treatment technology is difficult and oil extraction rate is limited in an aqueous phase oil extraction technology are solved, the oil extraction rate is greatly increased and the industrialization development of the oil plant pre-treatment method applicable to the aqueous phase process oil extraction is further promoted.

The invention discloses a clean glass column circular head grinding device. The device comprises a frame; the frame is correspondingly provided with a fixing module and a grinding module; a driving module for driving the fixing module to perform a reciprocating motion is arranged in the frame; the grinding module includes a groove formed in the frame; a through groove is formed in the center of the groove; a bearing is arranged in the through groove, and is coaxially provided with a vertical rotating shaft; the rotating shaft is coaxially provided with a rotating disc; the rotating disc is arranged at the upper part of a bearing; a fixed disc is arranged at the upper part of the rotating disc; a grinding wheel is horizontally arranged at the top end of the rotating shaft; a first motor is coaxially arranged at the lower part of the rotating shaft; two circles of arc grooves are downwards formed in the bottom of the groove; the arc grooves are arranged at equal intervals; an annular pipe is arranged at the lower parts of the arc grooves in the frame; a collecting box is arranged at the lower part of the annular pipe; a negative-pressure fan is arranged at the bottoms of the arc grooves; and the negative-pressure fan is arranged in the annular pipe. The clean glass column circular head grinding device has such advantages as simple structure, convenience for use and low cost.

The invention discloses a method for preparing a lightweight energy-saving building wall material by using high-content steel slag, and solves the problems of low utilization rate, low additional value and low consumption of the existing steel slag. The preparation method comprises the following steps: mixing 40-50 parts of steel slag, 10-20 parts of clinker, 0-20 parts of blast furnace slag, 40-50 parts of fly ash and 5 parts of desulfurized gypsum powder; performing mixing, adding 0.02-0.05% of a grinding-aid early strength agent, and performing fine grinding; adding 0-2% of reinforcing fibers into the mixture after fine grinding; mixing with foaming slurry, and adding a water reducing agent; after uniform stirring, pouring the mixture into a mold; curing the test piece for 1 day under the condition of constant humidity of 30 DEG C, performing demolding, performing curing for 3-6 days under the condition of constant humidity of 35-65 DEG C, and performing natural curing for 28 days to prepare the qualified light energy-saving wall material. The solid waste utilization rate can reach 90%, and the steel slag utilization rate can reach 42.5% or above.

The invention relates to the technical field of thin films, in particular to a grinding machine for thin film production ingredients. The grinding machine comprises a vertical column, a stirring barrel and a piston. The stirring barrel is arranged at the bottom end of the vertical column and movably connected with the vertical column, and the piston is arranged at the upper end of the stirring barrel and rotatably connected with the stirring barrel; the left side and the right side of the lower end of the vertical column are rotatably connected with two stirring blades, and three or more sharpteeth are closely welded to the front end of each stirring blade; and the front end of the vertical column is movably connected with a movable disc. According to the grinding machine for the thin film production ingredients, a user puts raw materials into the vertical column from the hopper arranged at the upper end of the vertical column, and the raw materials fall onto the upper end of a fixeddisc along with a through groove formed in the front end of the vertical column; then, grinding is conducted through grinding particles arranged on the fixed disc and the movable disc correspondingly,and meanwhile, the movable disc also rotates leftwards and rightwards, so that the grinding effect is achieved; and the ground raw materials flow into the stirring barrel through through holes and then are stirred through the two stirring blades rotatably connected to the bottom end of the vertical column.

The invention provides high-speed machining and automatic measuring integrated equipment, which comprises a main shaft, a diamond grinding wheel, a workpiece shaft and a porous ceramic plate; the workpiece shaft is connected with an ultrasonic vibration device; vibration of the ultrasonic vibration device is conducted to the diamond grinding wheel; a workpiece is fixed on the porous ceramic plate in a manner of adsorption; the main shaft and the workpiece shaft are not coaxial; the diamond grinding wheel and the porous ceramic plate are separately driven by the main shaft and the workpiece shaft to rotate in a horizontal direction; and the lower side of the workpiece shaft is connected with a guide rail, and can do reciprocating motion in the horizontal direction. The problem that production efficiency is low, and the like due to the fact that removal efficiency of a crisp and hard material is low and thickness needs to be detected during machining is mainly solved by the high-speed machining and automatic measuring integrated equipment provided by the invention.

The invention discloses a modified grinding-aiding early strength agent for steel slag as well as a preparation method and an application method of the modified grinding-aiding early strength agent, and relates to the field of steel slag grinding aiding. The modified grinding-aid early strength agent comprises (a) 60%-75% of ester compounds based on the total weight of the modified grinding-aid early strength agent; (b) 5%-15% of polyacrylic acid based on the total weight of the modified grinding-aid early strength agent; (c) 10%-35% of alcohol amine and acrylic acid monomers based on the total weight of the modified grinding-aid early strength agent, the preparation method comprises the following steps: adding water into alcohol amine and acrylic acid, uniformly mixing, heating while stirring, reacting at 60-80 DEG C for 3-4 hours, and cooling the solution to room temperature to obtain the modified grinding-aiding early strength agent which is applied to grinding of a gel material with high doping amount of steel slag, so the problems of low grinding efficiency of an existing grinding aid, low activity of the steel slag in the early stage, complex synthesis process, high cost and the like are solved. The preparation process is simple, the raw material cost is low, the finished product quality and performance are stable, the use effect is good, and the 7d strength increase is greater than or equal to 30%.

The invention discloses an absorption type glass column circular head grinding device. The device comprises a frame, and is characterized in that the frame is correspondingly provided with a fixing module and a grinding module; a driving module for driving the fixing module to perform a reciprocating motion is arranged in the frame; the fixing module includes a bracket; a fixed plate is arranged on the bracket; vertical plates are vertically arranged at the two ends of the fixed plate, and are correspondingly provided with through holes; a roller shaft is connected between the two through holes, and is coated with a tripod capable of rotating along with the roller shaft; the front end of the tripod is connected with a fixed block; a vertical rod is vertically arranged on the fixed block; the vertical rod is coated with multiple bearing blocks at the upper part of the fixed block; the lower part of the vertical rod includes a butting column; the butting column includes a conical rod; a fixed ball is arranged at the lower part of the conical rod; and the fixed ball is manufactured by a magnet material. The absorption type glass column circular head grinding device has such advantages as simple structure, convenience for use and low cost.

The invention relates to a cylindrical grinding device for bars or pipes with different lengths and external diameters, and belongs to the field of machinofacture grinding and polishing. In the cylindrical grinding device, an inner casing pipe is arranged in an outer casing pipe and is in threaded connection with one end of the outer casing pipe, and the other end of the inner casing pipe is connected with a baffle ring; the baffle ring compacts the outer casing pipe; a step through groove is formed on the side wall of the inner casing pipe; and a sand strip is fixed in the step through groove. The cylindrical grinding device has certain grinding allowance, has the polishing effect which is close to the requirement of a finishing polish process, produces the better transitional connection effect between a coarse grinding process and the finishing polish process, reduces labor strength and improves production efficiency.

The invention provides a fiber differential feeding composite grinding device, which improves the working efficiency of industrial fiber grinding, improves the grinding quality and grinding consistency, reduces the labor intensity and reduces the manufacturing cost. The device comprises a clamp walking mechanism, and a wire grinding assembly is arranged at the bottom of the clamp walking mechanism. The clamp walking mechanism comprises a walking mechanism supporting plate. A pair of walking sliding rails is arranged on the walking mechanism supporting plate. A positioning walking sliding groove is formed between the pair of walking sliding rails. A left driving belt wheel and a right driving belt wheel are arranged on the walking mechanism supporting plate respectively, the left driving belt wheel and the right driving belt wheel drive synchronous toothed belts to move respectively, and the synchronous toothed belts driven by the left driving belt wheel and the right driving belt wheelrespectively move in the positioning walking sliding groove in a differential mode. The fiber differential feeding composite grinding device can be widely applied to a fiber surface polishing process.

The invention discloses a novel light burning kiln fine grinding device which comprises a box body. The top of the box body communicates with a filling pipe, the left side of the box body is providedwith a crushing mechanism, the crushing mechanism comprises a placing box, a first motor, a first gear, a second gear and a first crushing rod, the bottom of the surface of an inner cavity of the boxbody is fixedly connected with a fixing plate, the surface of the fixing plate is provided with a first through hole, a grinding plate is arranged in the first through hole, and a second motor is fixedly connected to the bottom of the grinding plate. A material filling effect is achieved through the box body and the filling pipe, a material crushing effect is achieved through the crushing mechanism, the effect of placing the grinding plate is achieved through the fixing plate and the first through hole, a material grinding effect is achieved through the grinding plate, the effect of driving the grinding plate to rotate is achieved through the second motor, and the fine grinding device can grind materials uniformly and effectively and is convenient for people to use.

The invention relates to the technical field of lithium ion battery processing, and provides a pulping method of a positive electrode material with high specific surface area. The pulping method comprises the following steps of: S1, adding the dried positive electrode material with high specific surface area, conductive carbon black and polyvinylidene fluoride into a pulping tank, and uniformly stirring and mixing the mixture; S2, adding N-methyl pyrrolidone into the mixture according to the solid content of 70%-90%, stirring or kneading the product at a low speed under the high solid content, then gradually adding N-methyl pyrrolidone the solid content is 40%-50%, stirring continuously, then adding a surfactant, a modifier and a silane coupling agent, stirring the mixture, and gradually adding N-methyl pyrrolidone till the viscosity is 8000-10000 mPa.s; and S3, taking the slurry obtained in the step S2, carrying out high-strength mechanical dispersion, and stirring the slurry. According to the pulping method, the problems that a positive electrode material cannot be dispersed, is jelly-shaped, is low in solid content and agglomerates particles in the prior art are solved.

The invention discloses a rolling barrel for a hub roll-polishing machine and the roll-polishing machine. The rolling barrel for the hub roll-polishing machine comprises a rolling barrel body (1); a hub rotating shaft (2), a rotating shaft fixing seat (3) and a driving part (4), wherein the hub rotating shaft (2) rotatably supports a hub (5); the rotating shaft fixing seat (3) is fixed at the bottom of the rolling barrel body (1), and the rotating shaft fixing seat (3) is provided with an inner cavity for accommodating the hub rotating shaft (2) so as to support the hub rotating shaft (2); andthe driving part (4) is in transmission connection with the hub rotating shaft (2) so as to drive the hub rotating shaft (2) to rotate. According to the rolling barrel for hub roll-polishing machineand the roll-polishing machine disclosed by the invention, the hub polishing efficiency can be improved.

The invention relates to the technical field of metallurgical equipment, and discloses a metallurgical ore circulating grinding device. The device comprises a grinding device body, a powder collecting device is fixedly installed in the grinding device body, a supporting rod is fixedly installed on the left side of the powder collecting device, a motor is fixedly installed on the top of the supporting rod, a brush rod is fixedly installed on the right side of the motor, an electric wire is fixedly connected to the left side of the motor, and a plastic sleeve is fixedly installed on the inner wall of the powder collecting device. After a conductive block is pushed into a circuit through a cam, the brush rod rotates in the plastic sleeve, so that the outside of the plastic sleeve has magnetism to attract ground powder, an electromagnetic relay attracts a sliding block to move rightwards after the circuit is conducted, and therefore the bottom of the powder collecting device is opened; and after the conductive block leaves the circuit, the electromagnetic relay is closed, the powder collecting device is closed, so that the effects that the ground powder is collected and the attracted powder does not fall into the grinding area are achieved.

The invention discloses a straw smashing device for agricultural products, which comprises a smashing device body, a first grinding plate, a flow guide plate, a fixing plate and a motor shaft. A rotating shaft, the flow guide plate and the fixing plate are installed in the smashing device body, and a driving belt pulley is rotatably installed on one side of a first motor. A baffle is connected tothe inner wall of the upper end of the side, deviating from the first motor, of the smashing device body through a hinge, a second grinding plate is installed on the lower surface of the flow guide plate through a fixing block, a second motor is installed in a motor shell, and the motor shaft is rotatably installed on the upper surface of the second motor. A limiting groove is formed in the outerwall of the upper end of the motor shaft, a limiting block is fixed to the inner wall of the bottom end of a sleeve rod, and the upper surface of the motor shaft is elastically connected with the lower surface of the first grinding plate through a spring. According to the straw smashing device for the agricultural products, the first grinding plate and the second grinding plate can be tightly attached through elastic force of the spring, and the effect of smashing the straw of agricultural products more thoroughly can be achieved.