6723 results about "Grinding" patented technology

The invention discloses a method for preparing environment-friendly water permeable bricks by using iron tailings, belonging to the field of comprehensive utilization of iron tailing resources and construction ceramic materials. The method is characterized in that through taking iron tailings as basic aggregates and introducing a certain amount of waste broken glass, an environment-friendly water permeable brick with excellent performance is prepared. The method comprises the following process steps of raw material crushing, ball milling, material dispensing, mixing, drying, molding, sintering, cutting and grinding. The dispensed material comprises the following ingredients in percentage by weight: 30-60% of iron tailings powder, 5-15% waste glass powder, 15-30% of clay, 15-24% of quartz, 5-15% of potash feldspar, and 0.25-1.5% of silicon carbide. The prepared water permeable brick is high in compressive strength, good in abrasion resistance and excellent in water permeability, and accords with national related standards of water permeable bricks, therefore, the method creates a new way for the high-technology and high value-added application of iron tailing resources.

The invention discloses a fine flaky-cryptocrystalline mixed graphite separation technique which comprises the following steps: primary rough grinding and rough separation, quintic regrinding and sextic concentrating, and middling centralized processing. According to the technique, in the rough separation step, the grinding fineness is -0.074mm, and the content is 90-95%; in the concentrating step, the regrinding fineness is -0.045mm, and the content is 90-95%; and thus, the graphite monomer is sufficiently dissociated, thereby sufficiently ensuring the fixed carbon content and recovery rate of the concentrated concentrate. The technique adopts gradually decreased low concentrating concentrations in multiple concentrating process to ensure the dispersity of ore slurry, thereby solving thesevere problem of entrapped impurities in floatation foam; and thus, in the final concentrate, the fixed carbon content is 91.35%, and the recovery rate is 91.30%, thereby solving the problems of lowtechnical indexes, low grade, low recovery rate and high cost in the fine flaky-cryptocrystalline mixed graphite concentrate separation, so that the fine flaky-cryptocrystalline mixed graphite ores are utilized in an efficient, economical and reasonable way.

The invention relates to a method for reusing common steel slag. The method comprises the process links of performing hot closed treatment on slag, airing, sieving, performing magnetic separation and grinding and particularly comprises the following steps of: transporting red hot common steel slag to a hot splashing field and performing hot splashing; preliminarily crushing large common steel slag with the grain size of more than 2 m to the slag with the grain size of less than 2 m; placing the common steel slag into a hot closed treatment pool and uniformly heating for 30 minutes; covering a cover of the hot closed treatment pool; continuously and uniformly spraying water on the steel slag by using a spraying device in the cover, wherein the water spraying flow is 20 tons per hour and the water spraying time is 7 hours; after stopping spraying water, continuously performing hot closed treatment for more than 5 hours; opening the cover and measuring the temperature to 50 to 80 DEG C and the water content of the common steel slag is 6 to 8 percent; and conveying the steel slag subjected to hot closed treatment to a stacking field and airing for more than 24 hours, wherein the water content is 4 to 6 percent. Compared with the traditional treatment process, the method has the advantages that: metal recycling capacity is high; product grade is high; all the common steel slag can be treated; and the product can be utilized well.

The invention relates to the technical field of grinding, and in particular relates to a manipulator grinding system. The manipulator grinding system comprises a grinding robot device and a conveying belt, wherein the grinding robot device comprises a mechanical arm, a grinding tool mounted at the tail end of the mechanical arm, and a grinding bench for fixing a product; the grinding tool comprises a first grinding tool and a second grinding tool; the mechanical arm is provided with a first mounting part and a second mounting part which are arranged in a certain angle; the first grinding tool is mounted at the first mounting part, and the second grinding tool is mounted at the second mounting part; the conveying belt comprises a first conveying belt and a second conveying belt which run oppositely and are arranged up and down; a stop mechanism for stopping the product is arranged on the second conveying belt; and a transplanting mechanism for catching the product from the second conveying belt to the grinding bench is arranged on the conveying belt. Compared with the prior art, the manipulator grinding system disclosed by the invention has complete functions and is compact in structure and higher in automation degree.

The invention provides a combined machining method for chemistry cluster magneto-rheological of a monocrystal silicon carbide wafer. The method based on the magneto-rheological effect comprises the following steps: a monocrystal silicon carbide wafer is pasted on an antimagnetic tool head through a binder; the antimagnetic tool head is mounted on a motor spindle, and swings to a certain extent relatively to a polishing disc while the antimagnetic tool head and the polishing disc rotate around respective axial lines of the antimagnetic tool head and the polishing disc; grinding material and acid-base chemical reagent both mixed into magneto-rheological fluid are used as polishing working solution; small grinding heads with the magneto-rheological effect are produced based on a magnetic substance to limit gathered free grinding material; a flexible polishing film is formed by the array combination of multipoint small grinding heads with the magneto-rheological effect based on the cluster action principle; the distance between a workpiece and an antimagnetic polishing disc and the relative rotating speed of the workpiece to the polishing disc can be controlled to reduce surface defect and layer damage of the monocrystal silicon carbide wafer; and a super smooth surface with high quality can be obtained. According to the invention, the method integrates the advantages of high mechanical efficiency of cluster magneto-rheological and chemocatalysis of chemical polishing; and the polishing efficiency is high.

The invention relates to a metallographic corrosion method for clearly displaying the original austenite grain boundary of a NiCrMoV type rotor steel, and belongs to the field of metallographic sample preparation. The method comprises the steps of: coarse grinding, fine grinding, polishing and corroding; putting a polished sample into a corrosive liquid of 75 DEG C, wherein the formula of the corrosive liquid comprises 200ml of distilled water, 5g of picric acid, 2ml of 5% diluted hydrochloric acid and 4g of sodium dodecyl benzene sulfonate; etching for 2minutes, taking the sample out, cleaning the sample with flowing water, cleaning the sample with alcohol and drying; and observing the clear original austenite grain boundary through an optical microscope. The method has the advantages that a difficult displaying problem of the original austenite grains of the NiCrMoV type rotor steel is solved, the original austenite grain boundary can be very clearly displayed, and the method is simple and practicable.

The invention relates to a coarse grain pre-selection and magnetic-floating separation process for mixed ores with embedded micro-fine particles. The coarse grain pre-selection and magnetic-floating separation process is characterized in that a 'half-self-grinding, wet-type pre-selection, continuous ore grinding, weak magnetic-strong magnetic fine screening and re-grinding and strong magnetic reverse flotation' operating system is adopted to sort the mixed ores with embedded micro-fine particles, and iron ore concentrates with grade of 65%-65.5% and yield of 35%-40% are obtained. The coarse grain pre-selection and magnetic-floating separation process has the advantages that 15%-20% large-particle qualified tailings are obtained from the ores through the wet-type pre-selection, the magnetic ores with yield of 15%-20% and grade of higher than 65% can be separated in advance through magnetic-floating separation, the ore feeding amount of separation operation is reduced, the number of flotation machines is decreased, agent using amount is decreased, and ore separation cost is reduced.

The invention discloses a magnetic-gravity combined ore dressing technology for hematite, comprising the following steps of: carrying out dry magnetic separation and jigging gravity separation to obtain blast furnace lump ore, throwing the tailings of the lump ore, carrying out first-stage ore grinding, weak magnetic separation, strong magnetic separation and centrifugal gravity separation on middlings, and carrying out second-stage ore grinding, weak magnetic separation, strong magnetic separation and centrifugal gravity separation. According to the technology, part of qualified blast furnace lump ore (the iron grade is large than 54%) can be obtained in advance, the massive tailings (the iron grade is less than 12%) can be thrown out, the quantity of the ball-milled ore (the middlings) can be greatly reduced, and the grinding and separation energy consumption can be greatly reduced. The massive tailings which are thrown out can replace the macadam and the stone to be taken as the building material, so that the comprehensive utilization of the bulk quantity of the tailings resource can be realized, and the technology is prominent in emission reduction effect; and the whole ore dressing technology is the magnetic-gravity combined ore dressing technological process, so that the flotation reagents can not be consumed, the technology is very friendly to the work environment and the neighboring environment, the environment can be protected, the pollution of the beneficiation reagent to the environment caused by the flotation work can be avoided, and the technology is particularly suitable for the ore dressing of the medium and high-grade (the iron grade is more than or equal to 38%) hematite.

The invention discloses a method for the treatment of waste emulsion, more particularly a method for the treatment of waste emulsion generated in the machining processes such as cutting, grinding and the like. The method comprises the following steps: separation of stored emulsion breakers, mechanical air flotation, ion-carbon electrolysis, coagulating sedimentation, oil separation with inclined plate, microorganism purification, sedimentation, sand filtering, etc.; the method has the advantages of simple technology and standard-reaching wastewater, and devices for the implementation of the method have small floor area, little investment, low running cost, low energy consumption, maximal recycling of waste oil resource and prominent operability and is widely suitable for machining and the treatment of waste emulsion in other industries. The waste oil recycled according to the method is completely capable of being used for the production of patented product, the protective grease, thus idealized application of resources is achieved.

The present invention generally relates to assembly equipment of valve body, especially to riveting and grinding assembly for nozzle of screw shaft valve. The invention may include a rack, a power control box, a turntable and a turntable divider. A carrier assembly which engages with the screw shaft valve body is installed on the edge of the turntable with uniform distribution. On the center part of the turntable, a support shaft which is installed on and fixed with the rack is vertically interposed and on the top of the support shaft, an upper supporting disc is installed. A valve pipe feeding device, a valve pipe preloading device, a valve pipe riveting device and a valve pipe grinding device which engage with the carrier assembly are installed on the said rack on the rotational direction of turntable. As the threaded pipe is put into the carrier assembly by valve pipe feeding device, the carrier assembly rotates counterclockwise along the turntable and rotates to the valve pipe feeding device to the press threaded pipe into the valve seat. Thereafter the carrier assembly rotates the valve pipe riveting device and rivets threaded pipe with a valve flange in order to finish assembling process. Finally, the carrier assembly rotates the valve pipe grinding device to grind nozzle of valve to finish grinding and riveting process of threaded pipe with high positioning accuracy of assembly and marvelous hermetic sealing.

The invention discloses a blade cutter grinding fixture. The blade cutter grinding fixture comprises a base plate, an X shaft moving sliding table, a Y shaft moving sliding table, at least one arc-shaped angle sliding table rotating around an X shaft, a Y shaft micro feed device and a blade fixture. The arc-shaped angle sliding table, the X shaft moving sliding table and the Y shaft moving sliding table are sequentially connected from top to bottom, the Y shaft moving sliding table arranged at the downmost layer is fixed on the base plate, and the Y shaft micro feed device is arranged on one side of the Y shaft moving sliding table. The blade cutter grinding fixture is provided with three degrees of freedom including X shaft moving, Y shaft moving and rotation around the X shaft, and blade cutter grinding quality is improved. The Y shaft micro feed device adopts a micrometer measuring bar to perform fine control on Y shaft feed of blades, and accuracy can be controlled to be within 0.001mm. The arc-shaped angle sliding table rotating around the X shaft reduces variety of fixtures special for grinding tools, improves blade grinding accuracy, and lowers blade grinding cost.

The invention discloses a preparation technology of a TC17 titanium alloy wire. The preparation technology is characterized by comprising the following steps of: rolling the TC17 titanium alloy into a disk with specification of (Phi)12mm; performing three times of grinding on the (Phi)12mm disk; after the grinding and when the total working rate reaches 30%, performing heat treatment and stress relief annealing in an electric furnace or a vacuum furnace; when the diameter of the wire is greater than or equal to (Phi)10mm, controlling the stretching temperature at 780+/20 DEG C; when the diameter of the wire is less than (Phi)10mm, controlling the stretching temperature at 730+/-20 DEG C; repeatedly performing annealing-stretching-grinding-annealing of the wire after the heat treatment until the diameter of the wire is greater than or equal to (Phi)5.5mm, and performing vacuum heat treatment; before obtaining the finished product and after performing the vacuum heat treatment, removing the lubricant and scale impurity layer on the material surface by use of a round-blade mould with 0-5 degrees of internal and external taper angles according to the diameter of the finished product, stretching to obtain a bright wire with diameter of less than or equal to (Phi)5.0mm, and checking the finished product; and if the finished product is qualified, delivering as the finished product. The preparation technology disclosed by the invention makes up for the shortcoming that the TC17 titanium alloy wire cannot be produced domestically.

The invention belongs to the field of small kitchen appliances, and in particular relates to a soymilk machine, especially a grinding type easy-to-clean soymilk machine. The motor and a main control circuit in the machine head are provided with a grinding unit consisting of a dynamic grinding head and a static grinding head at the lower part of the machine head. And the automatic cleaning is realized by the following stages: a) feeding stage, b) detecting water level stage, c) heating stage H1, d) completing the whole cleaning process after the cleaning stage. The grinding soybean milk machine and its automatic cleaning method of the present invention are automatic cleaning of the machine, eliminating the cumbersome steps of manual scrubbing. During cleaning, the cooperation of the grinding head produces a high-intensity clustered water flow, and realizes automatic tumbling according to different changes in the motor. Water flow, multi-angle cleaning, no cleaning dead angle.

The invention relates to an ecotypic cementing material, which comprises the components of: 40-60 parts of building waste brick powder, 15-30 parts of slag, 10-20 parts of steel plant semi-dry sintering flue gas desulfurization ash, and 10-15 parts of a composite grinding aid activator, which is prepared by raw materials in the following weight ratio: 70-85 parts of calcination modified desulfurization gypsum, 5-10 parts of sodium metasilicate pentahydrate, 5-10 parts of sodium aluminate, 1-5 parts of a naphthalene-based water reducer, 0.1-0.5 part of triethanolamine, 0.05-0.1 part of potassium humate, and 0.05-0.1 part of glycerol. The cementing material of the invention utilizes the synergetic and complementary effects of component materials, realizes resource utilization of building waste brick powder and semi-dry desulphurization ash as well as other solid wastes, thus making waste profitable.

The invention provides a method and a device for simultaneously carrying out the grinding and floatation processes on ultrafine particles. An ultrasonic generating device is arranged in an integral flotation cell during the grinding and floatation processes, so ultrasonic waves can be generated by the ultrasonic generating device, to promote the flotation of currently ground pulp. Alternatively, the ultrasonic generating device can also be arranged between a grinding functional area and a flotation functional area, so an ultrasonic dispersion functional area can be established between the grinding functional area and the flotation functional area, the currently ground pulp can be dispersed on an ultrasonic basis and further subjected to ultrasonic flotation in the flotation functional area. The entire device of the invention consists of the grinding functional area and the flotation functional area located in the same flotation cell and is characterized in that the device is further provided with the ultrasonic dispersion functional area, and the ultrasonic dispersion functional area and the flotation functional area are provided with the ultrasonic generating devices.

The invention discloses a processing device for ultrasonic grinding on sapphire lenses. The processing device comprises a support seat (18) and an ultrasonic vibration loading system, wherein a working table (17) and a machine tool body (2); a grinding head driving system and a grinding liquid supply system which are located above the working table (17) are arranged on the machine tool body (2); a lens fixing and mounting system is arranged on the working table (17); the support seat (18) is provided with an auxiliary moving system used for controlling the working table (17) to horizontally move in an X direction and a Y direction and move up and down in a Z direction. The processing device for the ultrasonic grinding of the sapphire lenses has the advantages that the process is advanced, the processing cost is relatively low, the production efficiency is high, the processing quality is high, and an existing machine tool device and an existing vacuum sucking disc of a research institute are fully utilized; the processing device can be used for grinding and processing the sapphire lenses with increasingly high temperature at high efficiency and high quality; the requirements of enterprises in the future are met.

The invention relates to a diamond cutting grinding piece. The diamond cutting grinding piece comprises a diamond cutting grinding piece body arranged on a substrate, wherein the diamond cutting grinding piece body is evenly distributed in the circumferential direction, and corrugated water channels which are beneficial to heat dissipation and chip removal in the process of grinding are formed in the surface of the diamond cutting grinding piece body. The diamond cutting grinding piece organically combines the cutting performance and grinding performance through the unique design, is simple and reliable in structure, convenient to operate, low in manufacturing cost and long in service life, solves the problem that the cutting performance and the grinding performance of a diamond tool are independent from each other in an existing market, and is particularly applicable to cutting and grinding of building materials such as stones, concrete, ceramics, bricks and tiles.

The invention relates to the technical field of steel pipe machining, in particular to an automatic grinding rust removal device for a steel pipe outer wall. The device comprises a base, a grinding mechanism and a fixing mechanism. Two side plates are symmetrically and fixedly mounted on the left side and the right side of the base, a top plate is fixedly mounted on the tops of the side plates, afirst screw rod is arranged below the top plate, a first screw sleeve is in threaded connection to the first screw rod, the grinding mechanism is fixedly mounted below the first screw sleeve through amounting plate, the interior of the grinding mechanism is rotatably provided with a rotating sleeve, the rotating sleeve is of a sleeve structure with openings in the two ends, the outer side of therotating sleeve is fixedly provided with a gear ring, a round gear is rotatably mounted on the grinding mechanism, and the round gear is engaged with the gear ring. The rotating sleeve is arranged onthe outer side of a steel pipe in a sleeving manner, the first screw sleeve which continuously moves left and right drives the rotating sleeve to move left and right on the outer side of the steel pipe, a grinding roller makes sufficient contact with all portions of the surface of the steel pipe, and the steel pipe can be effectively ground.

The invention relates to the technical field of aluminum substrate production and machining, in particular to integrated equipment for cutting, drilling and polishing an aluminum substrate. The integrated equipment comprises a feeding assembly, a cutting assembly, a polishing assembly and a drilling assembly, wherein the polishing assembly comprises a turntable, a rectangular table, two end polishing mechanisms and two edge polishing mechanisms; the feeding assembly comprises a first fixed clamp and a first movable clamp; the arrangement directions among the turntable and the two end polishingmechanisms and among the rectangular table and the two edge polishing mechanisms are perpendicular to the arrangement direction among the first fixed clamp and the first movable clamp; the cutting assembly comprises a circular saw blade and a moving mechanism; the circular saw blade is fixedly connected with the moving mechanism through a telescopic cylinder; the drilling assembly comprises a discharging mechanism and a drilling mechanism; and the first fixed clamp, the first movable clamp, the turntable and the rectangular table are sequentially arranged in a straight line. According to theintegrated equipment, the problem that cutting, grinding and drilling cannot be completed at a time when the aluminum substrate is machined, the time is saved, and the manpower and the cost are reduced.

A rare earth alloy iron pan production method includes: (1) smelting cast iron by an intermediate frequency furnace, and heating the iron molten iron till the temperature is higher than 1400 DEG C; (2) smashing rare earth ferrosilicon alloy till the size ranges from 2mm to 6mm, and preheating till the temperature reaches 60 DEG C; (3) placing the rare earth ferrosilicon alloy block with a quantity of weight ratio ranging from 0.3% to 1.8% in a ladle and then pouring the molten iron, and mixing and drossing; (4) casting after the molten iron is cleared, preheating a casting mold and injecting the molten iron to the mold, and pressing an upper pan mold down to form an iron pan; (5) taking out the iron pan after the iron pan is chilled in the mold, and clearing in a mechanical fine grinding and buffing manner; (6) feeding the iron pan into an electric furnace, heating till temperature ranges from 270 DEG C to 330 DEG C, painting edible vegetable oil on the pan body to form an oil film, and allowing oil molecules to penetrate in the pan body; and (7) taking out the iron pan and detecting. The rare earth alloy iron pan production method has good social benefit and economic benefit, and is adaptable to the field of iron pans.

The invention relates to a broach and discloses a special-shaped hole broach which comprises a handle part, a neck part, a transition conical part, a front guide part, cutting parts and a tail part. The handle part, the neck part, the transition conical part, the front guide part, the cutting parts and the tail part are sequentially connected into a whole from the cutting-in end to the cutting-out end. A scrap containing groove is formed between every two adjacent cutting teeth. The total length from the front end of the handle part to the tail end of the tail part is not smaller than 1200 mm, and the outer diameters from the front guide part to the tail part in sequence are sequentially increased; the cutting parts comprise round hole teeth, circular arc teeth, cutting teeth, transition teeth and calibration teeth, wherein the round hole teeth, the circular arc teeth, the cutting teeth, the transition teeth and the calibration teeth are sequentially arranged from front to back and connected into a whole. The number of the teeth of the cutting parts is from 130 to 150. The invention further discloses a machining process method for the special-shaped hole broach. The broach is large in total length and high in slenderness ratio; the multiple cutting parts different in tooth shape are used for broaching a special-shaped hole, based on the high-precision ultra-slenderness machining and thermal treating process, a method for carrying out segmentation gradual grinding through a locating sleeve and a supporting point is adopted, it is ensured that jump of the solid broach is from 0.01 mm to 0.02 mm, stress deformation caused by cutter relieving and drooping can be effectively avoided, and therefore the stability of machining and forming is good.

The invention relates to the field of machining, in particular to car damper inner pipe automatic cutting and end face grinding integrated equipment. The car damper inner pipe automatic cutting and end face grinding integrated equipment comprises a workbench and further comprises a feeding assembly, a moving assembly, a clamping assembly, a cutting assembly, a grinding assembly and a discharging assembly. The feeding assembly, the moving assembly, the clamping assembly, the cutting assembly, the grinding assembly and the discharging assembly are all arranged at the top of the workbench, and the moving assembly is located beside the feeding assembly. The clamping assembly is located on one side of the moving assembly, and the cutting assembly is located beside the clamping assembly. The discharging assembly is located beside the side, away from the cutting assembly, of the clamping assembly, the grinding assembly is located between the cutting assembly and the discharging assembly, andthe feeding assembly comprises a feeding groove and a limiting mechanism. According to the car damper inner pipe automatic cutting and end face grinding integrated equipment, the problem that when a car damper inner pipe is machined, the car damper inner pipe cannot be subjected to cutting and end face grinding at the same time is solved, the labor for manual feeding and discharging is reduced, and the machining efficiency of the car damper inner pipe is improved.

The invention relates to the technical field of beneficiation of fine-grained lean magnetite, in particular to a new fine-grained lean magnetite beneficiation process using a centrifuge. It is characterized in that it includes the following steps: sending the raw ore into a closed-circuit grinding system composed of one-stage grinding and one-stage classification, the first-stage classification overflow enters one-stage magnetic separation, the one-stage magnetic separation concentrate enters secondary classification, and the tailings of one-stage magnetic separation are thrown away. At the end, the overflow of the secondary classification enters the dehydration tank, the bottom flow of the secondary classification returns to the secondary classification after the secondary grinding, the discharge of the dehydration tank enters the second-stage magnetic separation, and the concentrate of the second-stage magnetic separation enters the roughing centrifuge machine, the tailings of the second-stage magnetic separation are discarded, the concentrate of the roughing centrifuge enters the concentrating centrifuge, the tailings of the roughing centrifuge are discarded, the concentrate of the concentrating centrifuge is the final concentrate, and the concentrating centrifuge The tailings of the machine return to the second-stage magnetic separation. The invention uses a centrifuge instead of a fine sieve to process magnetically separated concentrates, effectively overcomes the problem of magnetic inclusions, and increases the grade of concentrates to 65%-70%.

The invention relates to an ultrahigh hard nano twin diamond block material and a preparation method thereof, and specifically discloses a nanocrystalline diamond block material containing high density twin crystals and a synthesis method thereof. Particles of nano spherical carbon without a diamond core (carbon with an onion structure is named as coreless onion carbon for short) are taken as the raw materials and then subjected to synthesis under a high pressure at a high temperature to obtain nano twin diamond blocks. The volume of obtained nano twin diamond block is 1-2000 mm3; the Vickers hardness is 155-350 GPa, the Knoop hardness is 140-240 GPa, and the twin width is 1-15 nm. Compared to the prior art, the hardness of the obtained nano twin diamond blocks is far higher than the hardness of diamond mono-crystal and ultrahigh hard polycrystalline diamond, wherein the Vickers hardness of diamond mono-crystal is just around 100 GPa, the highest Knoop hardness of ultrahigh polycrystalline diamond is 140 GPa, while the highest Vickers hardness of the nano twin diamond blocks can reach 350 GPa, and the highest Knoop hardness of the nano twin diamond blocks can reach 240 GPa. The nano twin diamond block has a wide application prospect in the machinery processing field such as geological drilling, high speed cutting, ultra precision processing, and the like, the grinding material and grinding tool field, the wire-drawing die field, and the special optical element field.

The invention relates to an ultra-smooth plane grinding polishing device and method for online trimming a flexible polishing pad. The ultra-smooth plane grinding polishing device comprises a cluster magneto-rheological abrasive semi-fixed flexible polishing pad generating device, a workpiece clamping and intermittent adjusting mechanism and a flexible polishing pad real-time trimming device, wherein the cluster magneto-rheological abrasive semi-fixed flexible polishing pad generating device comprises an annular grinding disc, a cluster magnetic pole, a separation disc, a lower end cover and a rotating plate, the workpiece clamping and intermittent adjusting mechanism comprises an inner supporting ring, an outer supporting ring, a planetary gear, a movable cylinder, an upper end cover, a depth scale, a connection shaft, an expansion sleeve, an inner gear and an outer gear, and the flexible polishing pad real-time online trimming device comprises a trimming planetary gear and a magnetic pole. By adopting the ultra-smooth plane grinding polishing device, the whole process of grinding, coarse polishing and fine polishing of the workpiece under the situation that the magneto-rheological liquid is not replaced can be realized, the surface quality of the workpiece is good, and the machining efficiency is high; moreover, the surface and subsurface damage can be avoided, the cost is low, and the ultra-smooth plane grinding polishing device can be used for machining different optical elements and semiconductor substrates.

The invention belongs to the technical field of robot machining measuring, and discloses a blade grinding and polishing machining three-dimensional non-contact type measuring device and method. The device comprises a worktable (1), a linear guide rail (2) arranged on the worktable (1), a six-freedom-degree robot (6) arranged on one side of the worktable (1) and a control system, a blade clamp (3)is arranged on the linear guide rail (2), the six-freedom-degree robot (6) comprises a robot operation arm (7), and the tail end of the robot operation arm (7) is provided with a line structure lightvisual sensor (4). According to the three-dimensional non-contact type measuring device, the line structure light visual sensor is adopted for scanning the ground and polished surface and the geometric outline of a blade, through an image optimized technology of a detection system, analysis processing is carried out, the accurate shape of the ground and polished blade can be obtained, and the problem that in the prior art, the blade cannot be subjected to high-precision three-dimensional non-contact measuring and detecting can be solved.

The invention discloses a process for producing a ceramic mobile phone circuit board, which sequentially comprises the steps of providing a ceramic base plate, drilling a conducting hole, electroplating the conducting hole, manufacturing an inner layer circuit, processing the hole wall of the conducting hole, filling liquid resin, flattening the conducting hole, carrying out high-temperature vacuum pressing on a multilayer circuit board, drilling an outer layer and manufacturing an outer layer circuit . Because a ceramic board is adopted as an inner layer of the multilayer circuit board, the ceramic mobile phone circuit board has novel structure and outstanding advantages; the liquid resin is combined with a semi-curing resin layer in the conducting hole together, thus the problem of layer and circuit separation caused by expansion and shrinkage inconformity of a ceramic material and resin is solved, the bonding force of materials is strengthened, expensive grinding equipment and grinding materials are saved, the production cost is lowered and the technical requirement on operators is reduced, simpler production process, and stable product performance, energy saving and environment protection are achieved and the productivity is improved.

The invention relates to the technical field of pipeline surface rust removal and particularly relates to pipeline outer wall descaling equipment integrating cutting and polishing. The equipment comprises a workbench, a lifting fixing mechanism, a movable fixing mechanism, a lifting cutting mechanism, a movable grinding mechanism, an abutting rotating mechanism and a movable turning mechanism, wherein the lifting fixing mechanism is arranged at one end of the workbench, the movable fixing mechanism comprises a first movable fixing assembly and a second movable fixing assembly, the first movable fixing assembly and the second movable fixing assembly are both arranged on the workbench, the lifting cutting mechanism is arranged above adjacent ends of the first movable fixing assembly and thesecond movable fixing assembly, and the abutting rotating mechanism comprises a movable abutting assembly and an abutting rotating assembly. The equipment can automatically cut, polish and derust a rusted pipeline, and is convenient and reliable to operate and small in labor amount.

The invention discloses a preparation method oriented to a fine-grain diamond abrasive material single-layer soldering tool, which relates to the technical field of manufacturing of abrasive material grinding tools. The method comprises the following steps of: grinding the working surface of a substrate, and uniformly paving a solder alloy powder layer on the working surface; feeding the substrate into a vacuum furnace for performing primary soldering under a high-temperature vacuum condition; grinding the soldered surface to form a brazing alloy layer; spraying a layer of fine-grain diamond abrasive material onto the surface of the brazing alloy layer; feeding into the vacuum furnace, and performing secondary soldering under a high-temperature vacuum condition; and after secondary soldering, taking a test sample out to obtain a single-layer soldering tool product on which fine-grain diamonds are distributed uniformly and densely. A uniform, dense, equal-height and highly-exposed abrasive material distribution form is formed on the tool while a fine soldering process can cope with grain grit, so that the tool made with a novel method can have the comprehensive performance advantages of high processing accuracy, high processing efficiency, and long service life.

The invention relates to a method for machining an anti-side-rolling torsion bar shaft of a railway vehicle and a floating grinding device thereof. The method comprises the following steps of: blanking a polished raw material according to a length required by an anti-side-rolling torsion bar shaft, wherein the polished raw material is directly adopted; horizontally placing the polished raw material on a horizontal upsetting and molding machine and clamping the polished raw material by a die on the horizontal upsetting and molding machine; upsetting two ends of the material through a horizontal upsetting hammer on the horizontal upsetting and molding machine to change the material into a dumbbell-shaped structure; carrying out heat treatment on the upsetting anti-side-rolling torsion bar shaft upset into the dumbbell-shaped structure, wherein a well type furnace is adopted to heat in the heat treatment, and the product is guaranteed to be in a vertical state all the time in the processes of heating and quenching; carrying out fine machining on the torsion bar shaft subjected to the heat treatment through floating grinding; and finally, carrying out blasting surface strengthening treatment on the grounded anti-rolling torsion bar shaft. In the invention, the elastic floating grinding device is connected with a lathe saddle through a mounting base, and an abrasive belt is a foldable circumferential band-shaped structure and supported through three rollers.