49 results about "Grinding" patented technology

The invention provides a double-sided bonding method applicable to hard alloy bars in the hard alloy hard-surface machining process and an application thereof. According to the method, a locating groove plate for bonding is scientifically designed; the hard alloy bars are arranged on the locating groove plate and bonded through perforated double-sided tape; the hard alloy bars or blocks are fixed through spot welding; the tape is placed on the steel surface of a component to be machined, and the steel surface is subjected to spray welding, surfacing and grinding and machined into the hard surface. The method is simple and easy to realize, the hard alloy bars are bonded at a time, the bonding efficiency is greatly improved, and the defects that bonding angles are different and bonding intervals are uneven due to manual operation are overcome, the bonding accuracy is improved, and high-efficiency combination of the bonding plate to which the hard alloy bars adhere and the surface to be machined is effectively achieved through the double-sided tape, and operation is simplified. Through the method, the abrasion resistance of the hard surface of the product is effectively guaranteed and improved; the method can be well applied to hard surface machining of centering devices or TC bearings for mining drilling tools and screw drilling tools.

The invention discloses natural stone crushing and grinding equipment. The natural stone crushing and grinding equipment comprises a machine body, a counter-impact crushing cavity is formed in the machine body, a feeding port communicating with the outside of the machine body is formed in a right side wall of the counter-impact crushing cavity, a crushing and grinding cavity is formed in the lowerside of the counter-impact crushing cavity, a counter-impact crushing and discharging port communicating with the crushing and grinding cavity is formed in a lower side wall of the counter-impact crushing cavity, and a transmission cavity is formed in the rear side of the counter-impact crushing cavity. The natural stone crushing and grinding equipment is simple and convenient to operate and lowin manufacturing cost, stone can be subjected to first-time crushing through repeated impact between a plate hammer and a first counter-impact plate and between the plate hammer and a second counter-impact plate, and can also be subjected to second-time crushing through extrusion between an extrusion wheel and an extrusion plate, and the crushed stone can be screened through a screen swinging up and down and finally can be ground through a second grinding plate and a first grinding plate.

The invention discloses a grinding device for an electrical carbon product, and relates to the technical field of electrical carbon graphite. The grinding device for the electrical carbon product comprises a frame. A grinding chamber and a discharging chamber are arranged in the frame. A first grinding cavity, a second grinding cavity, a third grinding cavity and a discharging cavity are formed inthe grinding chamber. A first screen, a second screen and a third screen are respectively arranged at the bottom of the first grinding cavity, the bottom of the second grinding cavity and the bottomof the third grinding cavity. The first grinding cavity, the second grinding cavity and the third grinding cavity are respectively filled with first grinding balls, second grinding balls and third grinding balls. By the adoption of the grinding device for the electrical carbon product, the problems that a traditional ball mill is large in size, complex in structure, difficult to move and install,and low in grinding precision, the subsequent floatation purity is affected, mineral separation and production cannot be achieved easily, the production cost is increased, and the grinding noise is high are solved.

The invention discloses a cutting machine for production and processing of fitness equipment. The cutting machine comprises an operation table and a stretching mechanism; two mounting grooves and a positioning groove are formed in the operation table, a groove is formed in the top wall of the operation table, an air pump is fixedly connected to the bottom wall of the operation table, and extending mechanisms are slidably connected into the mounting grooves; the stretching mechanism is used for stretching out a pipe, the stretching mechanism further comprises mounting blocks, air inlet pipes, a first hose, a piston column, an air storage cavity, a return spring and a first pressure release valve, the mounting blocks are slidably connected into the corresponding mounting grooves in a sleeved manner and are of a hollow structure, and clamping mechanisms are fixedly connected to the upper surfaces of the mounting blocks; and the air inlet pipes are fixedly connected with the bottom walls of the corresponding mounting blocks in a penetrating manner. Compared with the prior art, the cutting machine has the advantages that the efficiency is higher, the use is convenient, the automation degree is high, the production efficiency is higher, automatic grinding can be carried out while cutting is carried out, manual grinding is avoided, and the labor intensity is reduced.

The invention relates to a lens thickness processing system and a processing technology thereof, relates to the technical field of watch cover forming processing, and solves the problems of uneven grinding of the surface of a glass blank, low processing efficiency and low grinding precision of the glass blank. The lens thickness processing system comprises a workbench, a sun wheel, a lower grinding disc, an annular retaining edge, a connecting disc, an upper grinding disc, a carrier, an inner gear ring, an outer gear ring and a first driving device; and the lens thickness processing system further comprises a grouting head, an annular grouting disc, a plurality of grouting holes, a drainage ring slot and a second driving device. According to the lens thickness processing system and the processing technology thereof, the upper grinding disc and the lower grinding disc which are lifted facilitate adjusting the distance between the upper grinding disc and the lower grinding disc, and grinding fluid is guided to flow between the upper grinding disc and the lower grinding disc through the rotating annular grouting disc and the plurality of the grouting holes in different directions, sothat the grinding fluid is more uniformly distributed between the upper grinding disc and the lower grinding disc, the glass blank is ensured to be ground more finely, and the grinding effect is better.

The invention discloses an accurate grinding device for producing a waterproof agent. The device comprises a workbench. Mounting columns are fixed to the two sides of the outer walls of the top of theworkbench through bolts, a mounting rack is fixed to the outer walls of the sides, opposite to each other, of the two mounting columns through bolts, and the same air cylinder is fixed to the inner walls of the two sides of the mounting rack through bolts. A connection column is fixed to the outer wall of the bottom of a piston rod of the air cylinder through a bolt, a mounting disc is fixed to the outer wall of the bottom of the connection column through a bolt, a grinding disc is fixed to the outer wall of the bottom of the mounting disc through a bolt, a circular groove is formed in the outer wall of the top of the connection column, a pressure sensor is fixed to the inner wall of the bottom of the circular groove through a bolt, and a mounting sleeve is slidingly connected to the inner wall of the circular groove. According to the accurate grinding device, the pressure sensor in the collection column detects the pressure of the air cylinder to the mounting disc during accurate grinding, the fine degree of the raw materials during accurate grinding is controlled through pressure change, and the problem that the fine degree of the waterproof agent is not identical during accurate grinding is solved.

The invention provides a grinding device for producing a nanometer material, and relates to the field of grinding devices. The grinding device comprises a feeding port and a device body. A first motoris arranged on one side of the device body through a baffle, and an output shaft of the first motor is fixedly connected with a first threaded rod. One end of the first threaded rod penetrates through the device body and extends into the device body. The surface of the first threaded rod is in threaded connection with a threaded block, and the bottom of the threaded block is fixedly connected with a telescopic rod. The bottom of the telescopic rod is fixedly connected with a grinding roll, and a grinding table is fixedly connected between the two sides of the inner wall of the device body. According to the grinding device, by means of the cooperation of the telescopic rod and the grinding roll, production can be completed only when the nanometer material reaches the specified size; and the metal nanometer material and the nonmetallic nanometer material can be separated and collected through the cooperation of a sliding rod and an electromagnet, and manpower and material resources aregreatly saved.

The invention discloses a raw material pretreatment device for hydrogen purification, and relates to the technical field of hydrogen purification. The raw material pretreatment device comprises an operation frame, a grinding lug is fixed on a telescopic grinding block, an adjusting mechanism for driving the telescopic grinding block to slide relative to a rotary plate is rotatably mounted in the rotary plate, and the operation frame is provided with a vibration excitation mechanism used for driving an annular block to vibrate vertically. According to the raw material pretreatment device for hydrogen purification, primary rotary crushing treatment can be conducted on anthracite in a crushing tank through a crushing mechanism, and therefore the anthracite can be rotationally cut up by crushing blades, meanwhile, the crushing blades achieve linear reciprocating motion in the rotating process, the crushing range is flexibly and automatically adjusted, and the anthracite crushing effect is greatly improved; and the rotating radius of the telescopic grinding block can be adjusted through the adjusting mechanism, the distance between the grinding lug and the wedge face of the annular block is adjusted according to the anthracite crushing requirement, and the sufficient anthracite grinding and crushing effect is guaranteed.

The invention discloses a preparation process and system for producing a high-grade titanium-rich material by utilizing ilmenite, and belongs to the field of chemical engineering and metallurgy. The preparation process comprises the following steps: putting ilmenite concentrate into a first rotary kiln, and then adding a reducing agent and a desulfurizing agent for primary reduction, so as to obtain a reduced material I; enabling tail gas to pass through high-temperature cyclone dust removal equipment, an oil-gas separator, a Roots blower and a gas holder in sequence, and finally, conveying reducing gas to a second rotary kiln; cooling the reduced material I, and then removing impurities through a screening machine and a magnetic separating machine, so as to obtain a pure uniform-particle-size ferrotitanium inlay; feeding the ferrotitanium inlay to the second rotary kiln for secondary reduction, so as to obtain a reduced material II; and cooling the reduced material II, and performingthe grinding-separating operation and the magnetic separating operation in sequence, so as to obtain an iron product and the titanium-rich material. The preparation process has no restriction on the selection of raw materials; the equipment failure rate is low; the treatment of tail gas is simple; the environment-friendly and energy-saving properties are achieved; the metallization rate of the obtained iron product reaches 98% or higher; the content of titanium dioxide in the titanium-rich material is higher than 90%; and the number of particle meshes and the density meet the product requirements.

The invention provides a method for extracting rubidium from rubidium-containing ore through ultrasonic strengthening. The method comprises the following steps: placing the rubidium-containing ore in an ore grinding machine for ore grinding, and taking the obtained ore powder as an experimental raw material; putting a material obtained by fully mixing calcium chloride and ore powder into an alumina crucible, roasting at the temperature of 700-900 DEG C, preserving heat for 15-35 minutes, cooling to room temperature after reaction, grinding the reacted material into powder by using an ore grinding machine to serve as a leaching raw material, putting the roasted material into water, performing low-temperature ultrasonic enhanced leaching at the leaching temperature of 30-50 DEG C for 15-35 minutes, and obtaining leaching liquid and leaching residues. Under a low-temperature system, high leaching rate and leaching speed can be realized, the method has the advantages of energy conservation, rapidness and high efficiency, the extraction time of the rubidium extraction process is remarkably shortened, the process conditions are improved and simplified, the rubidium element is efficiently extracted under the low-temperature or normal-temperature energy-saving condition, and the leaching effect can reach 98% or above.

The invention provides a manufacturing process for a glasses frame. The manufacturing process comprises the following steps that 1, raw materials are molten, specifically, the raw materials for manufacturing the glasses frame are crushed, and crushed particles are put into a molten slurry machine; 2, raw material molten slurry is injected, specifically, liquid raw materials in the molten slurry machine are injected into a glasses frame mold through a heat-resistant injection pipe connected to the molten slurry machine, so that a glasses frame rough blank is manufactured, and the mold is horizontally placed; 3, cooling is carried out, specifically, the rough blank of the glasses frame is cooled through a fan; 4, polishing and grinding are carried out, specifically, systematic polishing and grinding treatment is carried out on the glasses frame rough blank by utilizing a polishing machine and grinding equipment, so that the surface of the glasses frame is smooth and free of bulges and burrs, and then the glasses frame is placed to be naturally cooled; and 5, the glasses frame, nose pad blades and glasses temples are combined and arranged so as to obtain the complete glasses frame. Compared with traditional manual cutting and grinding, the manufacturing process has the advantages that the raw materials can be molten through a molten slurry machine, in addition, the raw material molten slurry is injected into the mold, the mold can directly manufacture the glasses frame rough blank, and therefore the manufacturing time of the glasses frame is shortened, and the working efficiency is improved.

The invention discloses a belt sander, and relates to the technical field of grinding. The belt sander solves the problems that an existing belt sander is low in abrasive belt replacement efficiency and low in automation degree. The belt sander mainly comprises a belt sander body, a reloading matching mechanism and a driving device, the belt sander body and the reloading matching mechanism are driven by the driving device to get close to or away from each other, and rapid reloading of the belt sander can be achieved. The belt sander is high in reloading efficiency, high in automation degree, convenient to reload and free of being carried out at a working point, and production and processing are not affected.

The invention discloses a metal automatic grinding seal device. The metal automatic grinding seal device comprises a rotor assembly (1), a seal labyrinth (3), a seal ring (6) and a stator assembly (8) and is characterized in that a plurality of tooth tips (4) are arranged on the seal labyrinth (3), a high-temperature-resistant and wear-resistant material body is sprayed on the tooth tips (4), a honeycomb (5) is arranged on the seal ring (6), and during work, the tooth tips (4) extend into the honeycomb (5) so as to form seal fit. According to the invention, four tooth tips are arranged on the seal labyrinth, the high-temperature-resistant, wear-resistant and high-hardness material is sprayed on the tooth tips, when the rotor assembly rotates at a high speed, the diameters of the tooth tips are increased under the action of centrifugal force, and at the same time, the tooth tips grind the honeycomb, extend into the honeycomb and form close fit with the honeycomb, so that a great seal effect is played. As the seal components, such as the tooth tips and the honeycomb, are all made of high-temperature alloy, the service life of the seal device is longer, and later maintenance times and maintenance fees are also greatly reduced.

Multifunctional livestock raising smashing equipment capable of preventing fodder from caking comprises a cylindrical barrel opened in the upper end and the lower end, an annular plate is arranged onthe inner ring of the lower end of the barrel, the outer ring of the annular plate and the inner wall of the barrel are connected in a rotating mode through a bearing, a conical cap with the pointed end up is arranged on the upper portion in the barrel, the periphery of the conical cap and the inner wall of the barrel are fixedly connected through a first support, a motor with an output shaft facing downwards is arranged on the lower side of the conical cap, a driving gear is fixedly installed at the lower end of the output shaft of the motor, a first tooth ring with teeth facing inwards is fixedly installed on the inner ring of the annular plate, and a plurality of planetary gears distributed evenly are arranged between the first tooth ring and the driving gear. The multifunctional livestock raising smashing equipment capable of preventing the fodder from caking can carry out smashing immediately when needed; compared with traditional grinding equipment, the multifunctional livestockraising smashing equipment is small in size, high in efficiency, simple in structure and low in manufacturing cost, the functions of grinding, discharging and the like are achieved through work of onemotor, and the functions are diversified; and the effects of changes of centrifugal force and air directions are used in design to improve the grinding efficiency and effects.

The invention relates to a Chinese medicinal material grinding device. The device includes a motor, a grinding tank, and a grinding rod. The grinding tank is composed of a circular tank body and a circular top cap fixed to the top of the tank body detachably, an opening is formed in the center position of the top cap, the motor is fixedly connected above the opening, a feeding opening is formed next to the opening, the grinding rod is connected below the motor, the grinding rod penetrates through the opening of the center of the top cap to be connected with the motor electrically and rotationally, support legs are further connected with the bottom position of the tank body, and a discharging opening is formed in the bottom face of the tank body. The device has the advantages that the structure is simple, the operation is convenient, the motor drives the grinding rod to rotate, blades located on the grinding rod can cut Chinese medicinal materials into fine particles, then the particlesare grinded to a power shape through a grinding disc in a step-by-step mode, the Chinese medicinal materials are grinded and smashed quickly, the time and labor can be saved, the grinding efficiencyis comparatively high, and the device can be used in large pharmacies, laboratories and families.

The invention relates to the field of wood processing, in particular to a wood board processing and polishing device. The technical problem to be solved by the invention is to provide the wood board processing and polishing device which can collect wood chips and dust generated in the wood board polishing process, conduct progressive polishing on wood from thick to thin, and automatically wax a wood board after polishing is completed. The wood board processing and polishing device comprises a bottom plate, a first vertical plate, a second vertical plate and the like. The first vertical plate and the second vertical plate are installed on the bottom plate and are symmetrically arranged along the center line of the bottom plate; the first vertical plate is close to the middle of the bottom plate; and the second vertical plate is close to the edge of the bottom plate. The wood board processing and polishing device provided by the invention is provided with a conveying device, a reciprocating device and a grinding device, a limiting plate is arranged on the conveying device and can limit a machined wood board, the corresponding conveying belt can be replaced according to the requirement of the machined wood, the grinding device is connected onto the reciprocating device, the grinding device is provided with three grinding areas, and the grinding device can conduct progressive grinding from thick to thin while conducting reciprocating grinding on the wood board.

In order to solve the problem that 6061 mirror aluminum is difficult to produce in the prior art, the invention provides a preparation method of a single-sided high-glossiness 6061-H22 state aluminum alloy mirror plate, and the single-sided high-glossiness 6061-H22 state aluminum alloy mirror plate is prepared through reasonable raw material preparation, fusion casting, high-temperature homogenization heat treatment, hot rolling and cold rolling, mirror rolling, cleaning and incomplete recrystallization annealing. The contents of Mg, Si, Fe and the like in raw materials are controlled within a narrow range, the gas content and compound inclusions in casting are strictly limited, and the size of a second phase left in a cast ingot is sufficiently refined in cooperation with high-temperature homogenization heat treatment; secondly, the high-glossiness surface after mirror rolling is guaranteed by controlling roller grinding parameters and rolling oil parameters in mirror rolling, and the reduction rate, the rolling speed and the like in the rolling technology; and finally, cleaning and incomplete recrystallization annealing are carried out, so that the 6061 mirror aluminum alloy plate strip with the surface glossiness of a single face of the coiled material reaching 820 GU or above, the transverse reflectivity reaching 80% or above, the longitudinal reflectivity reaching 83% or above, the diffuse reflection rate lower than 10% and the surface roughness Ra 0.02 [mu]m is obtained.

The invention relates to the technical field of glass machining equipment, and discloses a grinding and polishing device based on glass machining. A cleaning mechanism is mounted in a machining table, a controller is fixedly connected to the outer side wall of a protective cover, an electric push rod is fixedly connected to one side of the inner wall of the protective cover, a first clamping plate is fixedly connected to one end of the electric push rod, and a driving device is further mounted in the protective cover. The periphery of ground and polished round glass can be cleaned through the cleaning mechanism, the ground and polished part of the round glass can make contact with multiple sets of cleaning brushes through the rotation of the round glass, and then redundant impurities are cleaned off and fall onto adsorption cotton to be collected. A second clamping plate can be driven to rotate while the driving device drives a grinding disc to rotate, the periphery of the rotating round glass can be rapidly ground and polished at the moment, the round glass does not need to be manually turned over for grinding and polishing, and thus the round glass grinding and polishing efficiency is greatly improved.

The inner wall grinding device comprises a base, stand columns are connected to the four corners of the bottom of the base, a PLC is connected to the outer wall of the base, a steering shaft is rotationally connected to the right portion of the base, a workbench is connected to the upper end of the steering shaft, a supporting seat is connected to the left side of the top of the base, and a guide groove is formed in the inner wall of the supporting seat; sliding blocks are slidably connected into the guide grooves, a lifting table is connected between the front sliding block and the rear sliding block, a receding groove is formed in the right end of the lifting table, a transmission shaft is rotatably connected into the receding groove, a cylindrical base is connected to the outer wall of the transmission shaft, and four grinding mechanisms are circumferentially connected to the outer side wall of the circumference of the cylindrical base. The deep hole polishing device is reasonable in structural design, deep holes can be conveniently polished, the position of a workpiece can be switched, light beams penetrate through light holes when the workpiece is located under the polishing head, and therefore the machining precision is guaranteed.