111results about How to "Efficient grinding" patented technology

The invention discloses a composite slewing bearing soft belt grinding machine tool, and belongs to the technical field of slewing bearing grinding. A composite slewing bearing soft belt grinding machine tool comprises a split rotary table which is horizontally placed on the ground, the split rotary table comprises a driving sliding table and two auxiliary power sliding tables, the split rotary table is arranged at the radial position of a machined workpiece, the three sliding tables are arranged at fixed angles, and the auxiliary power sliding tables are arranged on the driving sliding table. The base is used for placing, clamping and rotating a machined workpiece; the machine tool is mounted on the front side of the split rotary table; and the rotating mechanism is mounted in the moving tail end area of the machine tool. According to the scheme of the machine tool, the idea of multiple degrees of freedom of the robot is continued, the machining end is provided with an upper B shaft and an upper C shaft, more machining poses are expanded through five servo shafts, and multifunctional composite grinding is achieved. The rotary table is suitable for polishing and arranging soft belts of spherical raceways and three rows of cylindrical raceways (inner / outer rings). The split rotary table comprises a driving sliding table and two auxiliary power sliding tables, and the three sliding tables are arranged at a fixed angle; the machine tool is mounted on the front side of the split rotary table; and the rotating mechanism is mounted in the moving tail end area of the machine tool. The split rotary table is used for replacing a traditional large rotary table, the cost of a numerical control system is greatly reduced, the rigidity of equipment is improved on the basis of multi-degree-of-freedom machining, and machining is more stable.

The invention belongs to the technical field of solid waste material preparation, and particularly relates to a device for preparing a multi-element solid waste-based cementing material, the device comprises a preparation box, a grinding and crushing assembly is mounted in the preparation box, and the grinding and crushing assembly comprises a rotary mounting disc arranged in the preparation box; the differential requirements of multiple applications on the granularity of the solid waste-based cementing material can be accurately met, accurate-granularity products adaptive to different scenes are produced by conveniently switching the grinding discs, and compared with the traditional technology that if the granularity needs to be changed, shutdown, equipment disassembly and whole set of grinding parts need to be frequently carried out, the working procedures are tedious, consumed time is long, equipment idling is caused, and production is interrupted, the production efficiency is greatly improved. According to the device, complex disassembly is not needed, the switching process is started instantly when the servo motor rotates reversely, under the cooperation of the wedge-shaped limiting piece, the wedge-shaped groove and other assemblies, grinding disc switching is rapidly completed, follow-up production is rapidly connected, the downtime is shortened, the overall production efficiency is remarkably improved, and the continuous industrial production rhythm and the unit time yield can be improved.

The utility model relates to a paint production tool with a compound grinding structure, which comprises a lifting support table, and a transmission component is arranged at the axial upper end of the lifting support table. The power output end of the transmission assembly is in transmission connection with a compound grinding assembly capable of accelerating relative movement between grinding media by constructing a three-stage rotating structure which is connected in a sleeved mode, and the axial lower end of the compound grinding assembly is provided with a stirring assembly which is coaxially connected with the compound grinding assembly. And the compound grinding assembly and the stirring assembly are adjustably inserted into a mixing tank in the lifting support table. According to the utility model, the grinding efficiency and the grinding quality can be improved by arranging a plurality of rotary driving structures which are different in rotation direction and carry out the nested stirring driving areas in the same chamber.

The invention relates to an intermittent oscillation heat pipe grinding wheel for grinding aerospace high-toughness difficult-to-machine materials and a manufacturing method of the intermittent oscillation heat pipe grinding wheel. The intermittent oscillation heat pipe grinding wheel comprises an intermittent oscillation heat pipe pipeline, a liquid working medium, a body and a grinding material layer. Liquid working media are injected into the intermittent oscillation heat pipes, grooves are machined in the front side face and the rear side face of the body in a crossed mode, and the two intermittent oscillation heat pipes are embedded into the grooves respectively and fixed through brazing to form a whole with the body. The intermittent oscillating heat pipe pipeline is formed by bending a group of metal capillary tubes into more than one end-to-end S-shaped closed loop multi-loop, each loop comprises a straight pipe section and an elbow, and a necking is processed on the straight pipe section of each loop close to a condensation section. Under the working condition of high-speed grinding, the necking of the intermittent oscillating heat pipe generates local pressure difference to promote the liquid working medium to form intermittent spring flow and intermittently gush in the oscillating heat pipe, so that the grinding heat of the grinding wheel is quickly dredged and efficiently cooled.

The invention discloses a superfine high-performance admixture system with a multi-stage separation dynamic screening function and a solid waste treatment operation method, and the system comprises a vibration crushing device which is used for crushing building solid waste into small blocks and obtaining the building solid waste small blocks; the first swash plate grinding device is used for grinding the small building solid waste blocks to obtain small solid waste particles; the solid waste grinding multi-stage separation dynamic powder selecting device is used for screening small solid waste particles and obtaining fine-particle-size materials; the second swash plate grinding device is used for carrying out secondary grinding on the fine-particle-size materials; and the solid waste ground powder material flow rate control partition board material cabin is used for carrying out wind separation on the materials. The treatment procedure is simple and efficient, the construction solid waste treatment operation is reasonable, the problems that the construction solid waste pollutes the environment, the treatment process is complex, and the cost is high are solved, and remarkable economic, environmental and social benefits are achieved.

The invention provides a nanometer grinding machine for ultrathin nanometer capacitor production, and belongs to the field of ultrathin nanometer capacitor production, the nanometer grinding machine comprises a support frame, a grinding tank is arranged above the support frame, the top of the grinding tank is provided with a tank cover, and the grinding tank is provided with a grinding mechanism used for grinding capacitor materials; the capacitor material is in full contact with the grinding ball, the pressure plate and the supporting plate rotate at a high speed to drive the grinding ball to rotate, so that multiple faces of the capacitor material are efficiently ground, and the grinding quality is improved. The first electric telescopic rod works to drive the pressure plate to move downwards, the grinding space in the grinding tank is compressed, the friction frequency between a material and the grinding ball is increased, and therefore the grinding efficiency is improved. The filter plate is adopted for screening ground raw materials, so that the ground materials can be discharged after reaching the standard, and the overall production efficiency is improved.

The utility model provides a food detection sample grinding device, which relates to the field of food detection and comprises a shell, a base is arranged on the outer side of the bottom end of the shell, a motor I and a motor II are respectively arranged at the top end of the inner side of the shell and the bottom end of the inner side of the base, a connecting shaft is arranged at the bottom end of the motor I, and a grinding disc II is arranged at the bottom end of the connecting shaft. The grinding disc II is driven by the spring to move downwards on the inner side of the shell, so that the grinding disc II is in pressing contact with a sample, and the grinding disc I and the grinding disc II rotate in opposite heights by starting the motor I and the motor II, so that the grinding disc I and the grinding disc II are driven to move downwards on the inner side of the shell. And meanwhile, the upper surfaces of the grinding disc I and the grinding disc II are provided with frosted protrusions to grind the sample, the spring continuously stretches to make the grinding disc II make contact with the grinding disc I, the grinding disc II can make contact with the sample all the time, effective grinding of the sample is kept, and the grinding efficiency and the grinding quality are improved.

The invention provides a silicon wafer edge grinding method and device, and relates to the technical field of semiconductors, the silicon wafer edge grinding method comprises the following steps: detecting a silicon wafer subjected to linear cutting to obtain position information and size information of an edge breakage defect of an edge area of the silicon wafer; determining a grinding center for grinding the edge of the silicon wafer according to the position information and the size information of the edge breakage defect; and according to the grinding center and a target radius, edge grinding is conducted on the silicon wafer, and the target radius is the radius of the silicon wafer obtained after edge grinding is conducted on the silicon wafer. In the edge grinding process, the edge defect of the silicon wafer can be more effectively ground, the situation that the silicon wafer is scrapped is reduced, and the yield of the silicon wafer is improved.

The utility model discloses a kind of glass wine bottle polishing precision positioning mechanism, belong to glass wine bottle processing technical field, including base disc, the lower surface of the base disc is fixedly installed with several fixing frames, several fixed bolts are installed on the fixing frame with screw thread, the lower surface of the base disc is fixedly installed with motor one, the output shaft end portion of motor one is fixedly installed with support plate, the upper surface of support plate both ends is fixedly installed with station table, two station tables are symmetrically laid in the both end position of support plate;By setting motor one cooperation support plate and two station tables are used, two station tables are symmetrically laid and are used for carrying fixed glass wine bottle, thus when the glass wine bottle on one side is processed and polished, only need to switch to the position of support plate, so another glass wine bottle can be disassembled and replaced when a glass wine bottle is processed and polished, can prevent polishing gap time waste, realize double-station high-efficiency polishing, improve operation efficiency.

The utility model relates to the technical field of T-shaped screw polishing, and discloses a polishing device for T-shaped screw production, which comprises a flow guide frame, a screw screening machine is fixedly mounted on one side of the flow guide frame, and a polishing component is mounted at the bottom of the other side of the flow guide frame. According to the technical scheme, the second motor is driven to drive the eccentric disc to rotate, the eccentric disc can drive the reciprocating rod to move up and down in a reciprocating mode, the piston barrel, the extrusion rod, the fixing ring and the spring are installed at the other end of the reciprocating rod, after the reciprocating rod moves downwards, the spring at the bottom of the piston barrel is extruded, and the pressed spring extrudes the extrusion rod; when the reciprocating rod moves upwards, the extrusion rod synchronously moves upwards along with the reciprocating rod and loosens the pressed screws, and a large number of screws continue to be transmitted on the flow guide frame. The screw transmission can be stopped, and the screws are ground for a long time by the plurality of groups of first grinding rollers and second grinding rollers, so that the screw grinding effect is greatly improved, and on the contrary, when the reciprocating rod moves upwards, the extrusion rod synchronously moves upwards along with the reciprocating rod and loosens the pressed screws, and a large number of screws continue to be transmitted on the flow guide frame.

The invention discloses grinding and polishing equipment applied to metal processing, which comprises a base placed on the ground, and further comprises a supporting column, a hydraulic oil cylinder mounted at the two ends above the base, a fixed bearing mounted at the telescopic end of one hydraulic oil cylinder, an L-shaped positioning seat mounted on one side of the supporting column where the hydraulic oil cylinder is located, and an L-shaped positioning rod mounted on the L-shaped positioning seat, an adjusting motor is mounted on the side surface of the supporting column; the rotary adjusting grinding and polishing mechanism is arranged above the base; and the reciprocating rotation type clamping table mechanism is arranged on the base. According to the device, the grinding abrasive paper with different mesh numbers and the polishing disc are arranged on each side surface of the regular hexagonal cylinder, the metal parts are sequentially ground according to the mesh numbers of the grinding abrasive paper from small to large, and finally the metal parts are polished through the polishing disc, so that the workload of workers can be effectively reduced, and the working efficiency is improved. And meanwhile, the grinding and polishing time is greatly saved, and the grinding and polishing efficiency of the metal part is improved.

This invention discloses a valve core ball grinding processing device for ball valves, specifically relating to the field of grinding technology. It includes a support platform, a housing disposed on the upper part of the support platform, a material handling structure on the top wall of the inner cavity of the housing, and a valve core grinding structure on the bottom wall of the inner cavity. This invention utilizes the driving action of a material handling drive to grip a material handling follower and feed it into a grinding component. A rack drives the grinding component to rotate repeatedly, during which the valve core ball is fixed by a valve core limiting component, thereby achieving the grinding of the valve core ball. After grinding, the material handling drive and follower remove the valve core ball from the grinding component and feed it into a discharge hopper on the rear side. Simultaneously, a new valve core ball is fed from the material handling tray into the grinding component, achieving continuous processing, reducing contact between operators and the valve core ball, grinding fluid, and grinding equipment, and reducing the occurrence of safety accidents.

The die-casting production line comprises a smelting furnace system, a die-casting machine, a cooling device, an edge removing device, a grinding device and a vibration grinding device, the die-casting machine comprises a feeding device, the feeding device comprises a material pushing cavity, a material pushing rod and a feeding mechanical arm, one end of the material pushing cavity is open and serves as a discharging port of molten aluminum, and the other end of the material pushing cavity is open and serves as a discharging port of the molten aluminum; the other end of the material pushing cavity is open, the end of the material pushing rod enters the material pushing cavity through the opening in the end, and the top face of the material pushing cavity is open and serves as a feeding port of molten aluminum; a feeding filtering part is arranged outside an opening in the top surface of the pushing cavity, and molten aluminum enters the pushing cavity after being filtered by the feeding filtering part; the feeding mechanical arm pours molten aluminum in the smelting furnace system into the pushing cavity by controlling the soup ladle. The feeding filtering part is arranged above the material pushing cavity, so that dregs in the metal solution can be filtered out; and the multiple cooling water ponds are arranged, and the temperatures of the cooling water ponds are different, so that the problems of deformation, cracks and the like are effectively avoided.

The utility model discloses a kind of grinding devices for bearing cover processing, including support frame, linkage assembly is installed on the support frame, linkage assembly is connected and is equipped with fixed block, fixed block is fixed and is equipped with drive machine, drive machine output end is provided with quick-mounting mechanism, the quick-mounting mechanism includes fixed sleeve and plug-in rod, fixed sleeve is fixed in drive machine output end, plug-in rod is inserted in fixed sleeve, plug-in rod bottom end is fixed and is equipped with polishing head, fixed sleeve inboard is fixed and is equipped with clamping plate, the clamping plate is provided with multiple groups, slot is opened in the outer wall of plug-in rod, the outer wall of plug-in rod is opened and is equipped with guide slot, the inner wall of fixed sleeve is fixed and is equipped with guide plate, the guide plate and guide slot are all provided with multiple groups and slidingly connected, by the innovative quick-mounting mechanism design, the quick installation and disassembly function of polishing head is realized, effectively solve the problem of frequently replacing polishing tool in bearing manufacturing and precision machining industry.

The invention relates to the field of magnetic materials, in particular to a magnetic material and a magnetic material processing method.The magnetic material processing method comprises the steps that S1, a to-be-polished magnetic bar is inserted into a rotating ring, and a polishing belt is tightly jacked in the direction of a driving shaft between two tensioning shafts; s2, after the magnetic bar to be polished is controlled to be coaxial with the rotating ring, the rotating ring is driven to rotate, so that the polishing belt is driven to rotate around the magnetic bar, and the outer surface of the magnetic bar is polished; and S3, the magnetic bar is axially pushed to move, and complete polishing of the outer surface of the magnetic bar is achieved. A magnetic material processing device comprises a bottom frame, a supporting frame is fixed to the middle of the bottom frame, a fixing ring is fixed to the upper end of the supporting frame, a rotating ring is rotationally arranged in the fixing ring, a driving shaft is rotationally arranged at one end of the inner side of the rotating ring, and two rail frames are symmetrically arranged on the inner wall of the rotating ring relative to the driving shaft; by using the magnetic material processing device, the outer surface of the magnetic bar can be efficiently polished.

The invention relates to the technical field of grinding equipment, in particular to an automatic grinding machine tool for machining mechanical parts, which comprises a worktable and a tubular workpiece, a vertical plate is arranged on the worktable, the bottom of the vertical plate is slidably connected with the worktable, a cross rod is connected to one side of the top of the vertical plate, and a first grinding head is connected to one side, away from the vertical plate, of the cross rod; a vertical rod is arranged above the end, away from the vertical plate, of the transverse rod, and a second grinding head is arranged on the vertical rod. By arranging a first grinding head, a second grinding head, an air pipe and an air hole, an air pump inflates air between a conical block and a fixing plate through the air pipe and the air hole, after certain air exists between the conical block and the fixing plate, the conical block moves in the direction away from the fixing plate under the action of air pressure, and the tip end of the conical block pushes a sliding plate to move; the grinding block moves in the direction away from the center of the inner cylinder along with the sliding plate, so that the position of the grinding block is adjusted, the grinding block can make better contact with the tubular workpieces, and the grinding device can adapt to the tubular workpieces with different diameters.

This invention discloses a high-efficiency polishing device and method for multi-station, same-size brass rods, including a worktable; a support frame fixedly connected to the worktable, on which a polishing component is mounted; two synchronous belts fixedly connected to the worktable, located at opposite ends of the worktable; multiple arc-shaped frames fixedly connected to the synchronous belts, with retaining rings rotatably connected within each arc-shaped frame; a gear fixedly connected to the end of each retaining ring furthest from the worktable; and extension frames fixedly connected to both ends of the worktable. In this invention, by using synchronous belts in conjunction with arc-shaped frames and retaining rings, the user can place the brass rod into the retaining ring. The retaining ring then moves towards the polishing component under the drive of the synchronous belt. During this movement, the gear and rack mechanism allows the brass rod to rotate while moving horizontally, enabling more efficient polishing operations in conjunction with the polishing component.

The invention relates to the technical field of hardware parts production, and discloses a hardware parts grinding machine and a grinding assembly thereof, wherein the grinding assembly comprises a grinding disc, a clamping assembly is placed on the grinding disc, and the clamping assembly comprises a counterweight block, a retaining ring is clamped on the outer side of the counterweight block, a clamping strip is arranged on the side of the counterweight block, a clamping groove is arranged on the inner side of the retaining ring, the clamping strip is slidably connected in the clamping groove, a gasket is placed inside the retaining ring, a hardware part body is uniformly clamped on the gasket, a limiting shaft is fixedly arranged on the top surface of the counterweight block, and a sleeve tube is fixedly arranged on the top surface of the limiting shaft; in the present invention, an auxiliary spring and a spherical block are arranged, and while the counterweight block presses the hardware part body, the elastic force of the auxiliary spring presses the gasket to keep the gasket flat, thereby preventing the hardware part body from being unable to be tightly clamped with the hardware part body, resulting in serious wear of the hole.

The utility model provides a rolling machine for lime production, and relates to the technical field of lime production, the rolling machine for lime production comprises a support base, the top of the support base is provided with a rolling cylinder, the outer ring of the rolling cylinder is rotatably connected with the inner cavity of the support base through a shaft sleeve, the top of the rolling cylinder is fixedly provided with a feed hopper, and the outer ring of the rolling cylinder is rotatably connected with the inner cavity of the support base through a shaft sleeve. A cylinder is arranged at the top of the supporting base, a second belt wheel is fixedly connected to the top of the cylinder, and a long rod is arranged in an inner cavity of the leather rolling barrel. According to the utility model, lime raw materials are efficiently and uniformly ground, the grinding mode can ensure that lime particles reach a finer degree, the production requirement of refined lime is met, the lime raw materials are continuously and uniformly rolled and ground in the conical hopper, and meanwhile, the scraper effectively scrapes the lime attached to the inner wall of the conical hopper, so that the production efficiency is improved. And the grinding uniformity and fineness are further guaranteed, and the quality of ground lime is guaranteed.

The invention discloses a movable wall surface polishing robot and a using method thereof. The movable wall surface polishing robot comprises a vehicle platform, a fixed frame, a lifting angle control device, a rotary driving device and a polishing device. Walking wheels are installed at the bottom of the trolley table, the fixing frame is installed on the trolley table, the lifting angle control device is installed on the fixing frame, and the multiple grinding devices are fixed to the lifting angle control device. The polishing device is further provided with a rotation driving device used for driving the polishing device to rotate in a matched mode, and the rotation driving device is fixed to the lifting angle control device. The movable wall surface grinding robot is reasonable in structural design, the multiple grinding devices can be adjusted at different heights and different angles through the lifting angle control device so as to meet the grinding requirements of wall surfaces at different heights and different angles, efficient grinding of the wall surfaces can be completed by matching the grinding devices with the movable vehicle table, and the grinding efficiency is improved. And the grinding operation efficiency is high, the operation automation degree is high, and the application prospect is good.

The utility model discloses a neodymium iron boron jet mill which comprises a lower shell and an upper shell, the upper shell is fixedly installed on the top of the lower shell, an upper fixing frame and a lower supporting frame are fixedly installed on the upper portion and the lower portion in the lower shell respectively, and a milling assembly is fixedly installed between the upper fixing frame and the lower supporting frame. And an air inlet pipe is fixedly installed on the lower portion in the lower shell, a rapping assembly is fixedly installed at the bottom of the lower shell, and a material returning assembly is fixedly installed on the outer side of the lower shell. According to the neodymium iron boron jet mill, after materials enter the outer material guide cover, a first driving motor drives a first rotating shaft to rotate, the first rotating shaft drives a conical sleeve and a dispersing disc to rotate, the conical sleeve rotates to enable a grinding roller to rotate rapidly, the materials are ground, and smashed powder falls onto the dispersing disc from gaps and is thrown to the outer side; and through cooperation of the conical sleeve and the outer material guide cover, efficient grinding of the materials is ensured, the smashing effect is enhanced, and the grinding efficiency is improved.

The present invention provides a foldable reconfigurable parallel robot for grinding the inner wall of large deep cavity parts, including a first foldable mobile parallel robot and a second reconfigurable parallel robot; the first foldable mobile parallel robot includes: a frame fixed platform, a first moving platform and a plurality of first branches, the first branch includes a plurality of mutually cooperating rotating pairs, the bottom of the first branch is rotationally matched with the frame fixed platform, and the top of the first branch is rotationally matched with the first moving platform; the second reconfigurable parallel robot includes: a second moving platform, a passive branch and a plurality of second branches, the bottom of the second branch is mounted on the first branch, and the top of the second branch is rotationally matched with the second moving platform. The present invention can output two-turn and one-shift three-degree-of-freedom motion by driving each branch. The change of the terminal output motion is achieved by locking the drive motor or using a limit locking device, which helps to achieve efficient grinding of large deep cavity parts under different inner diameter conditions.

The utility model relates to the technical field of medicinal material manufacturing equipment, in particular to a medicinal material pretreatment device. The device comprises a base, a treatment chamber used for crushing medicinal materials is arranged above the base, at least two telescopic supporting rods are arranged between the base and the treatment chamber and arranged at the two ends of the treatment chamber in the length direction of the treatment chamber, one end of each telescopic supporting rod is fixedly connected to the base, and the other end of each telescopic supporting rod is fixedly connected with the treatment chamber. A grinding mechanism used for grinding medicinal materials is arranged in the processing cavity, the discharging direction of the grinding mechanism is arranged in the length direction of the processing cavity, a discharging port used for discharging the ground medicinal materials is formed in one end of the processing cavity, a hopper used for placing the medicinal materials is arranged at the other end of the processing cavity, a medicinal powder collecting chamber is arranged at the discharging port, and a screen is arranged at an inlet of the medicinal powder collecting chamber. The screen is connected with a channel communicated with the hopper and a controller, and the controller is connected with the telescopic supporting rods.

The utility model provides a kind of semi-automatic polishing magnetic core inner hole's tool jig, it is related to magnetic core processing technical field, including workbench, for placing to be polished magnetic core;Polishing assembly, it is suspended above the workbench, including pneumatic component and the polishing stick being set on the pneumatic component;Moving assembly, including fixed column, moving plate and handle being set on the fixed column, the polishing stick is set on the moving plate, and the handle is connected with the moving plate by connecting component;Wherein, by pressing the handle to make the moving plate drive polishing stick to the magnetic core movement, so that the pneumatic component is driven the polishing stick rotation by air pipe to carry out polishing to the inner hole of the magnetic core.A kind of semi-automatic polishing magnetic core inner hole's tool jig in the utility model, solve the problem that there is no low cost, high precision and high efficiency's semi-automatic polishing magnetic core inner hole's tool jig in prior art.

The utility model discloses a crushing impeller of a fan coal mill, and relates to the technical field of impellers of fan coal mills. The crushing impeller comprises an impeller body, a bearing disc is arranged above the impeller body, a plurality of groups of serrated knives are fixed at the top of the bearing disc in an annular array shape, and base cylinders connected with the impeller body are arranged in the serrated knives; multiple sets of L-shaped notches are formed in the outer wall of the curved surface of the impeller body in an annular array shape, and main blades are assembled at the positions, located at the top of the impeller body, of the edges of the multiple sets of impeller bodies at intervals. According to the utility model, the force bearing disc bears the force generated when coal briquettes fall off and plays a role in preliminary scattering, the auxiliary sheets and the main blades at the bottom can promote the coal briquettes to move back and forth in the radial direction, the scattering path of the coal briquettes is longer, and meanwhile, the main blades and the auxiliary sheets which rotate at a high speed are utilized to fulfill the aim of comprehensively scattering the coal briquettes; and coal briquettes below can be conveniently and efficiently ground, so that the working efficiency of the pulverizer is improved in a disguised manner.

The quartz crucible grinding equipment comprises a supporting frame, a supporting table, a clamping device, a telescopic device and a grinding device, the supporting table is arranged on the supporting frame in a lifting and moving mode, and a through hole is formed in the middle of the supporting table; the clamping device is arranged on the bottom wall of the supporting frame and located below the supporting table. The telescopic device is arranged on the top wall of the supporting frame, and the output end of the telescopic device is fixedly connected with the supporting table through a connecting frame. The grinding device comprises a supporting disc, a grinding mechanism, a transmission mechanism and a driving assembly, the supporting disc is rotationally arranged on the supporting table and located above the through hole, and a through groove is formed in the supporting disc; the grinding mechanism is rotationally arranged in the through groove; the transmission mechanism is fixedly arranged on the supporting table and connected with the grinding mechanism. Therefore, the grinding angle can be flexibly adjusted, the concave surface of the inner wall of the quartz crucible can be efficiently ground, the grinding period is shortened, and meanwhile the overall production efficiency is improved.

The application discloses a grinding method and device. If a surface defect exists on a target object in an initial detection area, a target moment when the surface defect is detected in a target area is determined based on a moving speed of the target object, and the target object is controlled to stop running at the target moment. A first real world image of the target area is acquired, the surface defect is identified from the first real world image, and a grinding coordinate of the surface defect in a preset grinding platform coordinate system is determined. The surface defect is ground according to the grinding coordinate. The application can realize coarse positioning of a surface defect, tracking positioning of the surface defect, and precise positioning of the surface defect in a strip steel production process, and finally realize accurate coordinates and efficient grinding of the surface defect of the strip steel.

The invention relates to the field of mechanical polishing equipment, in particular to a polishing machine head and transfer type circular seam polishing equipment. The polishing machine head comprises a machine shell, one end of the machine shell is a connecting end, and the other end of the machine shell is a movable end; the driving belt wheel is rotationally arranged in the machine shell and is close to the connecting end; the axis direction of the rotary sleeve is the same as that of the driving belt wheel, and the rotary sleeve can rotate in situ and is arranged in the machine shell and close to the movable end in a locked mode; the plurality of support arms are arranged along the radial direction of the rotary sleeve and are fixed on the peripheral surface of the rotary sleeve in a central symmetry manner; the axis direction of the driven belt wheels is the same as that of the driving belt wheel, the diameters of the driven belt wheels are sequentially decreased, and the driven belt wheels are rotationally connected to the outer ends of the supporting arms and drive the supporting arms to rotate along with the rotary sleeve, so that the driven belt wheels sequentially protrude out of the movable end of the machine shell; the abrasive belt is connected to the driving belt wheel in a sleeving mode and at least can protrude out of the outer side of the driven belt wheel at the movable end of the machine shell. The device can automatically adapt to grinding of circumferential welds with different diameters.

The utility model discloses a tail gas treatment device and semiconductor processing equipment, and the tail gas treatment device comprises a reaction cavity, the top of which is provided with a first through hole; a second through hole is formed in the bottom of the tail gas collecting pipeline, a third through hole is formed in the top of the tail gas collecting pipeline, the bottom of the tail gas collecting pipeline is detachably connected with the top of the reaction cavity, and the second through hole communicates with the first through hole; the cleaning scraping ring is positioned in the tail gas collecting pipeline; the first end of the telescopic air cylinder is fixedly connected with the cleaning scraping ring, and the telescopic air cylinder penetrates through the third through hole. The cleaning scraping ring is arranged in the tail gas collecting pipeline in the tail gas treatment device and fixedly connected with the telescopic air cylinder, that is, when the telescopic air cylinder moves, the cleaning scraping ring can be driven to move up and down in the tail gas collecting pipeline, then cleaning of the inner wall of the tail gas collecting pipeline is achieved, and the tail gas introduction amount in the tail gas collecting pipeline is increased; and the working efficiency of the tail gas treatment device is improved.

The invention belongs to the technical field of slag grinding, and discloses a drying and grinding device for slag treatment and a grinding method thereof.The drying and grinding device comprises a supporting base and a fixing cylinder, and the fixing cylinder is fixedly installed at the top of the supporting base through a sleeve on the side face. Materials in the inner cavity are purged in a limited and controlled mode through introduced pressure air, wind power drying is achieved, on the other hand, the composite rotating assembly is communicated with the bottom of the ventilation treatment assembly, the pressure air is guided under communication to purge slag in the inner cavity to fall out, purging discharging is achieved, and the drying efficiency is improved. Meanwhile, pressure air with the downward numerical value acts on accumulated slag at the bottom of an inner cavity of the fixed barrel, blowing and dispersing of the slag are achieved, automatic drying and automatic feeding before the slag is ground are comprehensively achieved, in the feeding process, a rotating material stirring assembly is matched, composite dispersing is achieved through rotating material throwing and pressure air blowing, and the slag dispersing effect is improved; therefore, the grinding quality is improved, and the use effect is good.