19results about How to "Grind evenly" patented technology

The application provides a blade arc grinding process and belongs to the technical field of blade processing. The blade arc grinding process comprises the following steps: fixing the bottom of the blade through a lower fixing mechanism to facilitate the placement of the blade; fixing the upper part of the blade through an upper fixing mechanism to facilitate the grinding of the blade; installing the grinding wheel body through an installation mechanism to facilitate the replacement of the grinding wheel body; moving the grinding wheel body through a driving mechanism to facilitate the grinding of the blade by the grinding wheel body; and placing the blade in the fixed groove through the lower fixing mechanism, and the elasticity of the two return springs in each automatic clamping assembly enables the clamping block to automatically fix the bottom of the blade, so that the blade is placed more stably.

The invention relates to the technical field of workpiece polishing, and discloses a polishing and grinding device for rotary workpiece manufacturing, which comprises a base, a movable cover is slidably arranged on the inner side of the base, air inlet covers are connected to the two sides of the base, one end of each air inlet cover is connected with the same air inlet pipe, and an air flow frame is connected to the interior of the base. And one side of the inner wall of the base is connected with an ultrasonic generator, the bottom end of the inner wall of the base is connected with an electromagnet, a crankshaft is rotationally arranged between the inner sides of the movable covers, one end of the crankshaft is rotationally provided with a plurality of sets of connecting suites, and the other ends of the connecting suites are connected with universal joints. According to the multi-workpiece polishing device, all-around uniform grinding of multiple workpieces is achieved, uncertainty of manual polishing is avoided, the machining efficiency is improved, it is ensured that the motion trail of the workpieces is stable in the high-speed reciprocating polishing process, accidental loosening is prevented, stable lifting of the movable cover is achieved, mechanical abrasion is reduced, and the working environment is clean.

The utility model relates to the technical field of feed grinding and discloses feed grinding equipment for feed processing, which comprises supporting legs, a controller is fixedly mounted on the outer wall of each supporting leg, a cross beam is fixedly assembled at the top of each supporting leg, and a discharging hopper and a discharging box are respectively mounted at the top of each cross beam. An anti-blocking assembly is arranged at the top of the discharging hopper. A controller transmits a signal, so that a driving motor can be started, a rotating shaft can rotate, a crushing roller and a conveying belt can be driven to rotate synchronously in the rotating process of the rotating shaft, a rotating rod can be driven to rotate through a transmission wheel, and a plurality of crushing balls can perform primary crushing on feed raw materials; and secondary crushing blades can perform secondary crushing on the feed raw materials, so that the device can crush the feed more uniformly, the feed crushing efficiency is improved, the product quality is ensured, and meanwhile, the safety of operators is ensured.

The present application relates to the field of diamond grinding equipment, in particular to a single crystal diamond nanometer level profile grinding equipment, a nanometer air floatation C shaft is installed on the top of the upper end of the marble bed body, vibration-free rotating arc is ensured, the rotating precision is controlled to be below 30 nanometers, a fine adjustment X direction base is installed on the upper end of the nanometer air floatation C shaft, a coarse and fine differential head is installed on the fine adjustment X direction base, a fine adjustment Y direction base is installed on the upper end of the coarse and fine differential head, a planetary main shaft is installed on the side of the upper end of the marble bed body corresponding to the fine adjustment shaft, an air floatation main shaft is installed on the front of the planetary main shaft, the air floatation main shaft is arranged on the eccentric side of the front of the planetary main shaft, and a grinding wheel is installed on the air floatation main shaft, so that the air floatation main shaft can rotate while the planetary main shaft moves simultaneously, revolution and rotation are realized, tools are simultaneously ground, each direction of the single crystal diamond is adapted, uniform grinding is realized, and super-precision profile grinding is achieved.

The application discloses a preparation method of a polyanionic sodium ion battery positive electrode material, and comprises the following steps: S1, preparation of a precursor solution: a transition metal M source, an acid solution and a complexing agent are mixed and dissolved to form a precursor solution; S2, preparation of a pre-oxidized precursor solution: an oxidizing agent is added to the solution to generate a pre-oxidized precursor solution; S3, preparation of M(OH)x precipitation: a pH value of the pre-oxidized precursor solution is adjusted so that transition metal ions in the solution are precipitated in the form of M(OH)x; S4, preparation of a precursor powder: the M(OH)x precipitation, a sodium source, a phosphorus source and a carbon source are mixed wetly to obtain a precursor slurry; S5, drying of the precursor powder: the precursor slurry is dried and separated to obtain a dried precursor powder; and S6, high-temperature sintering: the precursor powder is sintered at a high temperature to obtain a polyanionic material. The polyanionic sodium ion battery positive electrode material has the characteristics of excellent electrochemical performance, high compaction density and low cost.

The utility model belongs to the technical field of chili processing, and discloses a crushed chili processing device, which comprises an outer barrel, the outer barrel is arranged above the ground, a rotatable grinding disc and a grinding and breaking structure are sleeved in the outer barrel, the grinding and breaking structure is arranged above the grinding disc, the grinding and breaking structure comprises a circular ring groove, the bottom of the grinding disc is provided with the circular ring groove, and the grinding disc is arranged in the circular ring groove. The circular ring groove is in a circular ring shape, a grinding rod capable of grinding hot peppers and breaking the hot peppers in a rising and falling mode is arranged above the circular ring groove, the grinding disc drives the hot peppers to rotate continuously, grinding is conducted in a position switching mode, grinding is uniform, the grinding rod is matched with the rotating circular ring groove to achieve the grinding effect, and when the circular handle is driven to rotate downwards along with the curved surface of the rising and falling block, the cube rotates in the clamping groove; when the round handle slides down from the cambered surface of the other side of the rising and falling block, the round handle drives the end of the grinding rod to fall down, the grinding rod has a mashing effect, grinding and mashing are combined to crush chilies, and the processing speed of the chilies is high.

The invention relates to the technical field of spinning needles, and discloses a wear-resistant sock needle intelligent finish machining device which comprises a base, an adjusting mechanism is arranged on the rear side of the top end of the base and used for adjusting the grinding speed and angle to achieve high-precision machining of sock needles, and a clamping mechanism is arranged on the front side of the top end of the base and used for clamping the sock needles. The clamping mechanism is used for clamping a sock needle so as to prevent the sock needle from deviating in the grinding process to affect the machining precision, and a loading and unloading mechanism is arranged at the top of the base and used for rapidly disassembling and assembling a grinding tool so as to meet different machining requirements. High-speed rotary grinding is achieved through combination of the driving motor, the transmission rod and the grinding head, the grinding angle is flexibly adjusted in combination with the swing arm and the connecting rod, precise movement of the sliding platform is achieved, uniform and controllable machining of the full length of a sock needle is guaranteed, and rapid and stable clamping of the sock needle is achieved through a linkage structure composed of the rotary knob, the eccentric shaft and the connecting rod.

The utility model discloses a grinding device for food processing, which belongs to the technical field of grain processing and comprises a processing barrel, a grinding shell and a grinding cone which are used for grinding grains are arranged in an inner cavity of the processing barrel, and a power component for providing power for the grinding cone is mounted on the inner wall of the processing barrel. An adjusting pipe matched with the treatment barrel is arranged on the periphery of the grinding shell, the adjusting pipe is fixedly connected with the grinding shell through a plurality of connecting rods, a plurality of limiting blocks are welded to the outer wall of the adjusting pipe, and limiting channels allowing the limiting blocks to penetrate through are formed in the periphery of the treatment barrel; a plurality of upper hydraulic rods and lower hydraulic rods corresponding to the limiting blocks in position are mounted on the outer wall of the treatment barrel, and the power assembly comprises a cross rod welded to the inner wall of the treatment barrel; the dustproof motor is installed at the top end of the cross rod, and an output shaft of the dustproof motor is connected with a rotating rod through a coupler. According to the grinding device for food processing, stable grinding can be carried out, adjustment can be carried out, and different grinding requirements are met.

The utility model discloses a tail fiber support grinding clamp which comprises an installation frame, a motor fixedly connected to the inner side of the installation frame, a gear fixedly connected to the output end of the motor, a gear ring connected to the outer surface of the gear in a meshed mode, a clamp body fixedly connected to the inner wall of the gear ring, and a nozzle fixedly connected to one side of the installation frame. The outer surface of the nozzle is fixedly connected with a compressed air source through an air pipe, a motor rotates, so that the clamp main body can rotate, the rotating directions of the clamp main body and the grinding device are opposite, grinding is more uniform, and the grinding efficiency is improved; compressed air is provided for the nozzle through the compressed air source, particles ground on the lower surface of the clamp body are blown away, the situation that the particles pollute the surface of a workpiece and abrade a tool is avoided, the blown particles are sucked into the dust collecting box through the suction nozzle, blown dust is prevented from being attached secondarily, meanwhile, the clamp body can rotate, and the service life of the clamp body is prolonged. Cleaning dead angles of the lower surface of the clamp body are reduced.

The invention provides a metal plate grinding and polishing device, and belongs to the technical field of metal plate grinding, the metal plate grinding and polishing device comprises a rack and an adjusting frame capable of vertically sliding at the upper end of the rack, two belt conveyors used for conveying plates are fixedly mounted at the upper end of the rack, and the belt conveyors are located between the rack and the adjusting frame; a plurality of grinding rollers are rotationally connected to the interiors of the rack and the adjusting frame, the grinding rollers in the rack and the grinding rollers in the adjusting frame are vertically arranged in a one-to-one correspondence mode, air pipes are arranged in the rack and the adjusting frame, the air pipes and the transversely-corresponding grinding rollers are distributed at intervals, and conveying rollers are rotationally connected to the outer sides of the air pipes; according to the polishing device, polishing of the upper surface and the lower surface of a plate can be completed synchronously, dust on the surface and in an assembly hole can be cleaned, and a belt conveyor, a polishing roller and a conveying roller rubber sleeve can be cleaned.

The application relates to the technical field of environment-friendly regenerated material production equipment, in particular to an environment-friendly regenerated material double-screw extruder and method, which comprises a feeding driving mechanism, a feeding extruding mechanism, a mixing driving mechanism and a mixing extruding mechanism. The feeding driving mechanism is used for driving the feeding extruding mechanism, the mixing driving mechanism is used for driving the mixing extruding mechanism, the feeding extruding mechanism is used for feeding materials, the feeding extruding mechanism comprises a feeding tank body, a feeding fixing support, a feeding main screw, a feeding driven screw and a feeding connecting seat, both ends of the feeding tank body are respectively provided with a feeding port and a discharging port, and the discharging port is used for connecting the mixing extruding mechanism. The feeding main screw in the grinding channel and the feeding driven screw work cooperatively, not only realizing the stable conveying of the materials from the feeding port to the discharging port, but also efficiently grinding the materials in the conveying process, which is helpful to improving the dispersivity and uniformity of the materials.

The utility model provides a kind of nutrition powder raw material grinder, it is related to raw material crushing technical field.The nutrition powder raw material grinder, including support frame, support frame upper end is fixedly connected with storage hopper, and the inboard of the lower end of storage hopper is provided with crushing assembly, and the lower end of storage hopper is provided with receiving plate, and receiving plate is in the inboard of crushing assembly, and the lower end of storage hopper is provided with material guiding mechanism.The nutrition powder raw material grinder, by setting crushing cutter barrel rotation, the raw material mixed in inboard can be carried and collide with cutting tool to complete the action of crushing raw material, the crushed raw material is prevented from piling up by material guiding mechanism in time, by crushing blade mixed raw material particle collides cutting tool, so that crushing blade crushes raw material particle while blade produces vibration, prevent raw material particle impurity from being blocked in the interval of crushing blade, reach the effect of crushing raw material together with raw material surface skin, solve the problem that raw material particle will appear surface skin separation after being crushed.

The utility model relates to the technical field of flour processing, in particular to a nutritional flour production device which comprises a box body, the interior of the box body is rotationally connected with the feeding pipe, one side of the feeding pipe is in pipeline connection with an air conveying pipe, the end, away from the feeding pipe, of the air conveying pipe is in pipeline connection with a refrigeration fan, the interior of the feeding pipe is uniformly and fixedly connected with a plurality of air dispersing pipes, one end of each air dispersing pipe is in pipeline connection with an air conveying pipe, and the end, away from the air conveying pipe, of each air dispersing pipe leads to the inner grinding disc; according to the utility model, through the cooperation of the refrigeration fan and the air dissipation pipe, cold air flow is conveyed to the inside, heat generated in the grinding process is absorbed, nutrient substance structures in grains are effectively prevented from being heated to be denatured or lost, and the produced flour is ensured to be high in nutritional value and good in quality, and the inner millstone, the middle millstone and the outer millstone are arranged, so that the production efficiency is improved. And multi-stage grinding from coarse to fine is realized, so that grains can be ground more uniformly and comprehensively, and the ground flour is finer and smoother.

The utility model provides a cough and asthma pill quality stability detection device which comprises a bottom cylinder, a connecting cylinder is arranged on the upper side of the bottom cylinder, a mounting block is fixedly mounted in the connecting cylinder, the surfaces of the upper side and the lower side of the mounting block are conical, a leakage hole is formed in the middle of the mounting block, a grinding mechanism is mounted in the middle of the connecting cylinder, and the grinding mechanism is connected with the connecting cylinder. A mounting mechanism is arranged between the connecting cylinder and the bottom cylinder, a stirring mechanism is arranged in the bottom cylinder, and a liquid discharging pipe is fixedly mounted on the lower surface of the bottom cylinder. Through use of the grinding mechanism and the stirring mechanism, the grinding mechanism realizes rapid and uniform grinding of pills, the problems of sample non-uniformity, time consumption and labor consumption caused by manual grinding are avoided, and the representativeness and accuracy of detection samples are improved. Meanwhile, due to the introduction of the stirring mechanism, uniform dispersion of the ground solution is ensured through intense stirring, local aggregation and precipitation of active components are effectively prevented, the sample quality is further improved, and the accuracy of a detection result is enhanced.

This invention provides a grinding device for the outer diameter of textile rubber rollers, belonging to the field of rubber roller processing technology. It includes a rubber roller grinding machine, whose inner wall is slidably connected to a feed mechanism via a linear guide rail. A first sliding frame is fixedly connected to the top of the feed mechanism. This invention, by setting a support mechanism, effectively solves the processing defects caused by uneven elastic deformation of the rubber roller, improving processing quality and work efficiency. The support mechanism, by setting a first extrusion roller, a second extrusion roller, and a third extrusion roller, simultaneously applies extrusion force from the bottom, opposite, and top of the grinding point, respectively, ensuring that the extrusion force is consistent with the grinding force. This suppresses elastic bulging deformation of the rubber roller, allowing the grinding force to act on the material for cutting and removal, ensuring that the actual grinding depth matches the feed rate, thereby improving the problem of uneven local grinding, and enhancing the surface finish, processing efficiency, and dimensional consistency of the rubber roller.

This invention discloses a blade tip grinding fixture for a gas turbine rotor assembly, comprising: a mandrel, a ventilated pressure plate assembly mounted on the outer circumference of the first end of the mandrel, and a pressure locking assembly threaded onto the outer circumference of the second end of the mandrel. The end face of the first end of the mandrel extends concavely to form an air intake channel, and a first air hole communicating with the air intake channel is also machined on the outer circumference of the first end of the mandrel. The inner end of the ventilated pressure plate assembly meshes with the end face teeth of the first-stage rotor disk and the outer ring end of the sealing top guide disk, forming a sealed air chamber at the outer end of the first-stage rotor disk that connects the first air hole and the guide hole on the guide disk. The pressure locking assembly is used to tighten the mandrel during rotation, thereby clamping and locking the gas turbine rotor assembly axially relative to the ventilated pressure plate assembly and the pressure locking assembly. This invention significantly improves working efficiency while also improving the blade tip grinding quality, ensuring uniform grinding of all blade tips and preventing iron filings from entering the film gas pores during grinding.

The utility model relates to the technical field of grinding equipment, concretely is a grinding tool that utilizes lathe processing deep hole. Including hollow first section rod and second section rod, first axle, second axle, grinding wheel, power input wheel and cutter rest fixture, first section rod and second section rod coaxial connection, its both ends are respectively fixed with flange, and the inboard of flange is installed with bearing seat, and bearing seat is equipped with bearing in, is used for rotating support first axle and second axle, first axle, second axle coaxial connection, its both ends extend to flange outboard respectively, grinding wheel is installed in first axle end, and power input wheel is installed in second axle end, and motor power is transmitted to grinding wheel in proper order through power input wheel, second axle, first axle, drives grinding wheel to rotate, cutter rest fixture is fixed in second section rod outer wall, is used for grinding tool installation to lathe tool rest. Can adapt to ordinary horizontal lathe, realizes deep hole grinding function, thereby significantly improves equipment utilization, reduces enterprise processing cost.

The present application provides a sample grinding kit, a sample grinding device and a sample grinding method, which are particularly suitable for grinding biological samples for pretreatment of nucleic acid extraction. The sample grinding kit is combined with a grinding member having a spiral portion and a sample tube. Through rotation of the grinding member, the spiral portion drives the sample and grinding aids to obtain the effect of ground sample.

The invention relates to the technical field of semiconductor product processing, and discloses a silicon wafer grinding machine for semiconductor manufacturing, which comprises a lower fixing piece and an upper fixing piece, a drum; a driving assembly; and a plurality of groups of grinding assemblies are mounted in the rotary drum, the grinding assemblies are located on the outer side of the silicon wafer, and the drum body drives the grinding assemblies to be close to the edge of the silicon wafer. By arranging the rotary drum, the driving assembly and the multiple sets of grinding assemblies, under the action of the rotary centrifugal force of the rotary drum, gravity balls move outwards in the radial direction to drive the drum body to move downwards, and therefore the multiple grinding tiles are synchronously driven to be fed inwards in the radial direction at equal intervals, and uniform grinding of the edge of a silicon wafer is achieved; when ovality or local protrusions exist in the silicon wafer, only the protruding part makes contact with the grinding tile and is removed preferentially, so that the edge roundness of the silicon wafer is synchronously corrected in the grinding process, and the geometric accuracy of the silicon wafer and the alignment reliability of the follow-up process are effectively improved.