2124results about "Grinding machine components" patented technology

The invention discloses a steel pipe polishing equipment, which comprises a steel pipe polishing equipment body. A main valve of a polishing motor is arranged in the main body of the steel pipe polishing equipment; a polishing handle is arranged on the main valve of the polishing motor; The valve is provided with a rotating roller; the front end of the rotating roller is provided with polishing bristles; one side of the rotating roller is provided with an outer throwing roller; a clamping spring is arranged between the outer throwing roller and the rotating roller; The outer throwing roller is provided with an outer throwing brush; a symmetrical magnet is arranged between the outer throwing brush and the polishing bristles; a polishing wheel is arranged on the outer throwing brush and the polishing bristles; the polishing The grinding wheels are arranged in a figure-eight shape. Its structure is simple, easy to use, and easy to operate. It can realize the polishing of the outer surface and the inner wall. The polishing is fast and uniform, with high efficiency and convenient use.

The invention discloses a stirring friction additive manufacturing device and method, relates to the technical field of additive manufacturing, and aims at solving the problems that in existing additive manufacturing, reinforced phases are not evenly distributed, an additive device is prone to being abraded, and the performance of a deposited material is degraded The device partially comprises a stirring head, a follow-up sleeve, a liquid cooling pipe and a metal matrix composite raw material rod. The follow-up sleeve is nested on the outer side of the stirring head, the liquid cooling pipe is used for continuously cooling and controlling the temperature of an additive tool and is mounted on the outer wall of the follow-up sleeve, the metal matrix composite raw material rod is fed to the stirring head, and pre-mixed powder of gel and a corrosion inhibitor is added into the metal matrix composite raw material rod to be combined with the metal slim pipe, so that the additive tool can be continuously stirred. The problem of uniform distribution of the reinforced phase of the aluminum-based composite material is solved, and meanwhile, the corrosion-resistant design of the deposited material is realized. The method is wide in application range, and can be suitable for reliable solid-phase deposition manufacturing of various low-volume-fraction metal-based composite materials such as aluminum-based, magnesium-based, copper-based and zinc-based composite materials.

The utility model provides a swinging and floating mechanism of a grinding head. The swinging and floating mechanism comprises an elastic swinging part, a floating disc, a connecting seat and a guide limiting mechanism, a plurality of elastic swing pieces are distributed between the floating disc and the connecting base at intervals in the circumferential direction, and the guide limiting mechanism is located in an area defined by the elastic swing pieces; the guide limiting mechanism comprises an inner body, an outer body and balls, the outer body is arranged outside the inner body in a sleeving mode, the upper end of the inner body is connected with the connecting base, and the lower end of the outer body is connected with the floating disc; a plurality of guide limiting channels are distributed between the outer wall of the inner body and the inner wall of the outer body at intervals in the circumferential direction, each guide limiting channel extends in the vertical direction, and one ball is arranged in each guide limiting channel in a rolling mode. The grinding head has the advantage that the stability of the whole grinding head during floating and swinging can be effectively improved.

The invention belongs to the field of optical lens machining, and particularly relates to an optical lens machining rotary table which comprises a machining table body, a machining groove is formed in the machining table body, a base is arranged at the bottom of the machining groove, two rotary table assemblies in bilateral symmetry are arranged on the base, and a first driving assembly is jointly arranged between the two rotary table assemblies and the base. And a polishing mechanism is arranged on the rotary table assembly. The rotary table assembly comprises a semicircular supporting cover, the supporting cover is connected with the base through a supporting pipe fitting, the outer arc face of the supporting cover is sleeved with a rubber sleeve matched with the supporting cover in shape, and a plurality of fixing grooves used for bearing lenses are formed in the surface of the rubber sleeve. The lens is directly fixed through the rotary table assembly, the lens is installed only by being pressed into a groove and then subjected to vacuum adsorption, demolding only needs to relieve vacuum negative pressure, the links of heating, cooling, asphalt cleaning and the like are omitted on the premise that the lens fixing stability is guaranteed, the single-cycle machining time is greatly shortened, and the material use cost is greatly reduced.

The utility model discloses a brush structure for disc type glass polishing. The brush structure comprises a supporting disc, a disc cover, brush bristle clusters and a floating mechanism. A rotating rod connected with the polishing motor is formed at the top end of the supporting disc, and the bottom end is sealed through a disc cover. The plurality of bristle clusters are uniformly distributed in the supporting disc and extend out of through holes preset in the disc cover to work; one end of each floating mechanism is fixed to the top end in the supporting disc, the other end of each floating mechanism is fixedly connected with the corresponding bristle cluster, and the bristle clusters are allowed to float up and down and incline within a certain range. Compared with the prior art, the utility model has the advantages that the floating mechanism enables the bristle clusters to move up and down and incline within a certain range, ensures that the bristle clusters can always keep good contact with the surface of glass, and simultaneously protects the glass from being damaged.

The utility model relates to full-automatic vibration type pearl grinding equipment which comprises a first vibration tool and / or a second vibration tool, and the first vibration tool is arranged on a feeding tool and used for conducting a first vibration procedure on the feeding tool; the second vibration tool is arranged on the material receiving tool and used for conducting a second vibration procedure on the material receiving tool. The pearl feeding device has the advantages that the first vibration tool is used for vibrating the feeding tool, so that pearls move on the feeding tool, the pearls cannot be gathered at the bottom of the feeding tool, and the pearls can be conveniently and rapidly discharged outwards; the second vibration tool is used for vibrating the material receiving tool, so that the pearls move on the material receiving tool, the pearls cannot be gathered in a certain area of the material receiving tool, and the pearls can be uniformly distributed on the material receiving tool conveniently.

The invention discloses a centerless grinding machine grinding wheel guide wheel center height and end face combination adjusting device and a centerless grinding machine, which realize the adjustment of the center height and end face parallel difference of a guide wheel and a grinding wheel, simplify the adjusting process and reduce manual intervention, thereby improving the production efficiency. According to the centerless grinding machine, a guide wheel frame of the centerless grinding machine achieves grinding angle rotation through an eccentric rotation shaft, the eccentric rotation shaft is provided with a centering sliding block, and axial displacement adjustment of a guide wheel main shaft system is achieved through a sliding block displacement adjusting device. A grinding wheel spindle system is arranged on one side of the guide wheel spindle system; an eccentric shaft fastening screw is arranged on the guide wheel main shaft system and is used for fastening the guide wheel frame and the eccentric rotating shaft into a whole; the centering sliding block and the sliding block displacement adjusting screw rod are both installed in the guide wheel frame installation fixing body, the centering sliding block is matched with the fixing body sliding groove, one end of the sliding block displacement adjusting screw rod is connected with the centering sliding block, and the other end of the sliding block displacement adjusting screw rod extends out of the guide wheel frame installation fixing body and is connected with the adjusting screw rod fixing frame.

The invention provides a floating polishing device for removing burrs and burrs of cookware, and relates to the technical field of machining, the device comprises a polishing mechanism used for polishing the burrs and the burrs on the to-be-treated surface of the cookware; the X-axis adjusting mechanism, the Y-axis adjusting mechanism and the Z-axis adjusting mechanism are used for moving the polishing mechanism in the X-axis direction, the Y-axis direction and the Z-axis direction respectively; and one end of the floating compensation mechanism is slidably connected with the X-axis, Y-axis and Z-axis adjusting mechanism, the other end of the floating compensation mechanism is rotatably connected with the grinding mechanism, and the floating compensation mechanism is used for enabling the grinding mechanism to float so as to keep a grinding wheel working face of the grinding mechanism abutting against the to-be-treated surface of the cookware, and continuous and stable grinding machining is achieved. The X-axis adjusting mechanism, the Y-axis adjusting mechanism and the Z-axis adjusting mechanism in the floating grinding device are used for adjusting the grinding mechanism, and the application range is widened; the floating compensation mechanism keeps the working surface of the grinding wheel abutting against the to-be-treated surface of the cookware, so that grinding is more uniform; the floating polishing device is compact in structure, easy to operate, convenient to use and high in stability.

The invention provides pipeline grinding equipment, and belongs to the technical field of pipeline grinding equipment. Comprising a pipeline robot; and the polishing treatment mechanism is used for polishing, cleaning and cooling the inner wall of the construction pipeline. According to the pipeline inner wall polishing device, by arranging the polishing treatment mechanism, the inner walls of pipelines with different inner diameters can be adapted to be polished, meanwhile, scrap iron generated by polishing can be collected, secondary cleaning can be conducted on the scrap iron attached to the inner walls of the pipelines, the situation that the scrap iron disturbs polishing of the inner walls of the pipelines is avoided, and then the polishing effect of the inner walls of the pipelines is improved; meanwhile, complex cleaning work of operators is avoided, in addition, the grinding roller and the inner wall of the pipeline can be cooled, the grinding roller and the pipeline are prevented from being damaged under high-temperature operation, the auxiliary positioning assembly is arranged, the pipeline robot can be assisted in improving the grinding stability, the grinding roller is more stable when the welding position is ground, and the grinding efficiency is improved. And the grinding effect is improved, and the situation of uneven grinding or inclined grinding is avoided.

The invention discloses an elastic diamond grinding wheel, and particularly relates to the technical field of grinding and polishing machining consumables, the elastic diamond grinding wheel comprises a thin-wall elastic metal cover and a cutter bar, the thin-wall elastic metal cover is of a hollow annular body structure, and the diameter, used for being connected with the cutter bar, of one end of the thin-wall elastic metal cover is smaller than that of the center of the thin-wall elastic metal cover; the diameter of one end of the thin-wall elastic metal cover is larger than that of the center, the diameter of the other end of the thin-wall elastic metal cover is smaller than or equal to that of the center, multiple sets of diamond abrasive particles are evenly arranged on the outer side of the thin-wall elastic metal cover, the cutter bar is arranged at one end of the thin-wall elastic metal cover, one end of the cutter bar is of a hollow structure, and a bolt is connected into the hollow end of the cutter bar through threads. The outer side of the bolt is sleeved with a gasket; according to the diamond grinding wheel, the problem that an existing electroplating grinding and polishing wheel or a brazing grinding and polishing wheel lacks flexibility can be solved, the problem that an existing overlapping wheel or an abrasive belt wheel is short in service life can also be solved, a new consumable tool is provided for automatic blade root fillet grinding, and the quality of a ground and polished blade is guaranteed.

The invention provides a precise air floating main shaft based on small hole throttling. The precise air floating main shaft comprises a cylinder barrel, a shell, a rotating shaft, a front radial air floating bearing, a rear radial air floating bearing, a front axial thrust air floating bearing, a rear axial thrust air floating bearing, a driving motor, a broach mechanism and various sensors. A reciprocating type spiral groove is formed in the outer circle of the cylinder barrel and forms a spiral cooling water channel with the shell, and the rear end cover is integrated with an air inlet interface, an air outlet interface, a cooling water interface and an air control interface; compressed gas is throttled through an axial gas path and a small hole to form a high-rigidity gas film to support the rotating shaft, and cooling water flows in the spiral water path to take away heat; the control module is based on rotating speed, displacement, temperature and pressure signals, adopts a thermal-mechanical coupling model and a predictive control algorithm, adaptively adjusts air supply pressure and cooling water flow, and is suitable for semiconductors and ultra-precision machining equipment. Through the collaborative design of the small hole throttling air bearing, the reciprocating type spiral cooling water channel and multi-sensor intelligent control, the rigidity, the heat stability and the operation reliability of the main shaft are greatly improved, and the high-precision ultra-precision machining device is suitable for long-term high-rotating-speed and high-precision ultra-precision machining.

This invention belongs to the field of optical lens processing, and particularly relates to an optical lens processing turntable, including a processing table with a processing groove on the processing table. A base is set at the bottom of the processing groove, and two sets of turntable assemblies are symmetrically arranged on the base. A drive assembly is shared between the two sets of turntable assemblies and the base. A polishing mechanism is provided on the turntable assembly. The turntable assembly includes a semi-circular support cover, which is connected to the base via a support tube. A rubber sleeve adapted to the shape of the support cover is fitted on the outer arc surface of the support cover, and multiple fixing grooves for supporting lenses are formed on the surface of the rubber sleeve. This invention directly fixes lenses through the turntable assembly. Lens installation only requires pressing into the groove and then vacuum adsorption, and demolding only requires releasing the vacuum negative pressure. While ensuring the stability of lens fixation, it eliminates heating, cooling, and asphalt cleaning processes, significantly shortening the single-cycle processing time and greatly reducing material usage costs.

The utility model relates to a vibration type material receiving tool and full-automatic pearl grinding equipment. The vibration type material receiving tool comprises a material receiving unit and a vibration unit. The pearl feeding device has the advantages that pearls of a preset number and a preset specification can be received through the material receiving unit, automatic batch feeding can be completed, and compared with manual feeding, the steps are few, manpower consumption is low, and the feeding efficiency is high; the material receiving unit is vibrated through the vibration unit, so that pearls move in the material receiving unit, and therefore the pearls cannot be gathered in a certain area of the material receiving unit, and the pearls can be evenly distributed on the material receiving unit conveniently; potential safety hazards do not exist, and workers do not need to worry that fingers are bruised; the angle adjusting unit is used for adjusting the inclination angle of the material receiving unit, so that the material receiving unit is attached to the automatic pearl feeding tool; due to the fact that the material receiving unit is obliquely arranged, the pearls cannot be stacked on the material receiving unit after falling into the material receiving unit, and meanwhile the material receiving unit can be rapidly and fully paved with the pearls in cooperation with the vibration unit.

The invention discloses a multifunctional collaborative operation robot suitable for in-situ repair of a shield cutter, which comprises a liftable base, wheels connected below the liftable base and a walking motor for driving the wheels to rotate, a rotating mechanism connected above the liftable base, and a rotary folding mechanical arm connected to the rotating mechanism. The tail end of the rotary folding mechanical arm is connected with a telescopic mechanical arm, and the tail end of the telescopic mechanical arm is connected with a multifunctional execution module; the rotary folding mechanical arm comprises a plurality of folding arms which are sequentially and rotatably stored, and each folding arm is provided with a driving motor for driving the folding arm to rotate; the end face of the multifunctional execution module is connected with a visual detection module, and the peripheral face of the multifunctional execution module is connected with a laser cladding module, a polishing module and a cleaning module. The cutter repairing robot can be suitable for the high-risk narrow space environment, the integrated automatic operation of recognition, cleaning, repairing and calibration of the shield cutter is achieved, the cutter repairing efficiency and quality are effectively improved, and the casualty risk is reduced.

The invention discloses a semicircular disc steel plate roller brush with bristles convenient to replace, and belongs to the technical field of steel plate roller brushes. The semicircular disc steel plate roller brush comprises a tubular shaft, a plurality of semicircular brush discs installed on the outer side face of the tubular shaft and a connecting piece; a plurality of annular grooves are uniformly formed in the outer side of the tubular shaft; limiting holes are symmetrically formed in the bottom surfaces of the annular grooves; a limiting plate is integrally connected to the center of the inner side of the semicircular brush disc, a stepped hole is formed in the tail end of the limiting plate, the inner side of the semicircular brush disc is installed in the annular groove, and the limiting plate penetrates through the limiting hole and extends into the tubular shaft; in the locking mode, the limiting plates are connected with the tubular shaft through the connecting pieces; in the unlocking mode, the connecting piece is separated from the limiting plate and the tubular shaft. In a locking mode, the limiting wide blocks of the strip-shaped insertion rods are matched in the wide parts of the corresponding stepped holes, and the semicircular brush disc is locked on the outer side of the tubular shaft; in the unlocking mode, the narrow block of the strip-shaped insertion rod corresponds to the narrow part of the stepped hole in position, so that the semicircular ring brush disc can be conveniently pulled out of the tubular shaft; and the roller brush can be conveniently disassembled and replaced.

The utility model belongs to the technical field of ceramic tile processing equipment, and relates to an efficient cleaning green brick wiping machine which comprises a green brick wiping assembly, the green brick wiping assembly comprises a machine shell, a conveying belt is fixedly connected to the lower side wall of the machine shell, an installation frame is fixedly connected to the upper side wall of the machine shell, and two magnets are fixedly connected to the inner wall of the upper side of the installation frame. A lead screw is rotationally connected between the inner walls of the left and right sides of the mounting frame, a first motor is fixedly connected to the side wall of the mounting frame, the output end of the first motor is fixedly connected with the lead screw, and a blowing and sucking distribution assembly is slidably connected to the upper side wall of the machine shell; the blowing and sucking distribution assembly comprises a sliding block in threaded connection with the lead screw, the lower side wall of the sliding block is fixedly connected with an air cylinder through a steering assembly, and corrugated air pipes communicate between the left side wall and the right side wall of the air cylinder and the mounting frame. Dust and impurities in the air are effectively collected, and the floating quantity of the dust and the impurities in the air is reduced.

The utility model discloses a stable fixing frame for polishing, which is applied to the field of fixing frames and comprises a fixing frame, and the top of the fixing frame is fixedly connected with a storage barrel. According to the feeding device, the storage barrel is used for placing the spherical lens in advance, and the pushing air cylinder, the connecting plate, the connecting rod and the pushing plate are arranged to receive the lens and directly push the lens to the position between the two clamping plates to complete feeding. Clamping cylinders, clamping plates and pushing plates are symmetrically arranged to be matched with the inner wall of the fixing frame on one side of the inner cavity of the grinding groove, so that the spherical lens can be clamped and fixed in four directions, the stability is improved, the center point of the lens is limited to correspond to the center point of the grinding head, manual adjustment is not needed, the efficiency is high, and the labor intensity is reduced. And the grinding precision is higher after the grinding head corresponds to the center point of the lens. The water pipe is connected with the water pipe, and the water pipe feeds water into the water pipe and sprays the water to the lens through the nozzle to wash dust generated by lens polishing and discharge the dust through the drain outlet.

The utility model discloses a workpiece polishing and dust removing device which comprises a polishing and dust removing workbench, a dust collecting trolley, a movable high-power industrial dust remover, a three-way connector and a flexible air suction arm. Dust suction ports in the upper portions of the two polishing and dust removing workbenches are connected with the movable high-power industrial dust remover through corresponding flexible air suction arms and three-way connectors, light dust is sucked into the movable high-power industrial dust remover through the dust suction ports, and the dust collecting trolley is placed at the bottoms of the polishing and dust removing workbenches and used for collecting large-particle dust. During operation, a workpiece to be ground is placed on the working table plate, the movable high-power industrial dust remover is started, then grinding operation is started, large-particle dust falls into the dust collection trolley through the grating holes in the working table plate, and light dust is sucked into the movable high-power industrial dust remover through the dust suction opening in the back plate. The whole structural design accords with ergonomics, the structure is simple, the manufacturing cost is low, the production efficiency is improved, and protection for operators is enhanced.

The invention belongs to the technical field of glass processing, and particularly relates to glass processing suspension conveying equipment which comprises a rack. A plurality of connecting rods are fixedly connected to the bottom of the rack, and sliding rails are fixedly connected to the bottoms of the connecting rods; a chain is mounted below the sliding rail through a mounting mechanism; a plurality of vertical plates are fixedly connected to the chain; an electric guide rail is fixedly connected to the outer wall of the vertical plate, and a sliding frame is slidably connected to the electric guide rail; through cooperation of a sliding pipe, a communicating pipe and a suction cup, the control box body drives the sliding pipe, the communicating pipe and the suction cup to move downwards till the suction cup is attached to glass, then vacuum adsorption is conducted through the control box body, vacuum gas is conveyed to the suction cup through a ventilation pipeline, and the glass is sucked through the suction cup; the sliding pipe and the communicating pipe slide to different lengths to be suitable for adsorbing glass with different curved surfaces, then the bottom of the glass is supported through the protection assembly, and the requirement that the tension sensor is within a certain value range is met.

The utility model belongs to the technical field of machining, and discloses a surface polishing device for a hard anodized layer of an aluminum alloy inner hole. One end of the mandrel and one end of the silica gel expansion sleeve are installed in a sealed mode; the other end of the silica gel expansion sleeve is fastened with the mandrel; the other end of the mandrel extends out of the silica gel expansion sleeve and is internally provided with a plug; the through hole is located in the outer circle of the mandrel in the silica gel expansion sleeve. Polishing abrasive paper is uniformly adhered to the silica gel expansion sleeve in the axial direction; and the actuating cylinder is sleeved outside the silica gel expansion sleeve. The pressure source is a pressure air source or a pressure water source. The aluminum alloy inner hole hard anodized layer surface polishing device can replace manual polishing, flexible expansion and contraction are achieved through the arrangement of the silica gel expansion sleeve, the polishing effect is good and even, the structure is simple, and economical efficiency is good.

The invention discloses a welding device for engineering machinery metal structural part machining, which comprises a welding table and a welding device, and further comprises a fitting assembly, a welding frame is fixedly mounted at the top of the welding table, a sliding device is arranged at the top of the welding frame, and a lifting device is fixedly mounted at the bottom of the sliding device; the welding equipment is fixedly installed at the output end of the lifting equipment, the attaching assembly comprises a square plate, a detection rod, a bearing rod, a hollow frame, a solid plate and an attaching groove, and the solid plate is limited by an elastic telescopic block so that the lifting equipment cannot move downwards. In the welding process, the lifting equipment cannot move downwards, so that the welding equipment and the structural part keep a proper welding distance, the welding temperature can be relatively accurately controlled through the proper welding distance, the defects such as burnthrough or undercut of the structural part are avoided, and therefore the welding seam forming quality is improved. The method has the characteristic of ensuring proper welding distance between the welding equipment and the structural part.

The invention discloses a steel wire rod derusting device adaptive to angle adjustment, which comprises a derusting pipeline, a steel wire rod can advance in the derusting pipeline along the length direction of the steel wire rod, at least one end of the derusting pipeline is concentrically connected with a support ring, a polishing assembly is arranged in the support ring, and the polishing assembly comprises a driving mechanism and a derusting brush disc. A plurality of bristles making contact with the wire rod are densely arranged on the periphery of the rust removal brush disc, the driving mechanism comprises a driving part and a transmission assembly, and the driving part drives the rust removal brush disc to rotate through the transmission assembly; a deflection adjusting assembly is installed in the supporting ring and can make the derusting brush disc deflect by a preset angle, the supporting ring is rotationally connected to the derusting pipeline, and the polishing assembly and the deflection adjusting assembly are arranged in the supporting ring, so that when a wire rod advances, the peripheral position of the wire rod can be completely polished by the brush bristles; and the side face of the cleaning and brushing wire rod can be cleaned and brushed at different angles by the derusting brush disc.

The invention discloses a flexible grinding tool for the inner wall of an aviation conduit, and belongs to the technical field of inner surface treatment of aero-engine conduits. The tool comprises a flexible pipeline, a variable-diameter polishing head and an inflatable airbag, the variable-diameter grinding head comprises an elastic grinding ball body, a grinding material layer is arranged on the elastic grinding ball body, the inflatable air bag inflates the elastic grinding ball body through the flexible pipeline, the elastic grinding ball body expands and expands to open the grinding material layer, and the grinding material layer is attached to the outer contour grinding face of the elastic grinding ball body; the variable-diameter grinding head can expand in the radial direction after entering the guide pipe, and the requirement for grinding the inner walls of aviation guide pipes with different inner diameters is met. The tool has the advantages of being compact in structure, flexible to operate, wide in application range, uniform in grinding effect and the like, is suitable for deburring, polishing and other processes of the inner wall of a complex bent guide pipe in an aero-engine, and effectively improves the grinding quality and efficiency.

The utility model relates to the technical field of furniture processing equipment, in particular to a plate cutting and polishing device for furniture production, which comprises a machine table, side sliding rails, a moving frame, a lifting cutter and a cutting knife, sanding belts are mounted on two sides of the cutting knife, a feeding box is fixedly connected to one side of the machine table, and a bottom plate is adaptively and movably mounted on the inner side of the feeding box. Two sliding blocks are fixedly connected to the two sides, opposite to the feeding box, of the bottom plate correspondingly, movable grooves are formed in the side walls, opposite to the sliding blocks, of the feeding box in a penetrating mode, and the sliding blocks and the movable grooves penetrate through and are in matched sliding connection. According to the plate cutting and grinding device for furniture production, the sanding belts are arranged on the surfaces of the two sides of the cutting knife, the grinding sand layers are arranged on the surfaces of the sanding belts, after the cutting knife cuts a plate, the cut cutting faces are synchronously ground, the process is simpler, and the cutting and grinding efficiency is higher; and a feeding box for lifting and feeding and a pushing block for pushing and discharging are arranged, so that the feeding convenience of the cutting and polishing device can be improved, and the manual workload is reduced.

The utility model discloses an optical lens grinding device convenient to clean, which belongs to the technical field of optical lenses and comprises a grinding head, the top surface of the grinding head is connected with an output shaft of a rotating motor through a coupler, the fixed end of the rotating motor is detachably connected with an L-shaped connecting plate through a bolt, and rotating blocks are welded on two side surfaces of the connecting plate. Fixed bearings are in interference fit with the side faces of the rotating blocks, movable plates with the hollow side faces are fixedly connected to the outer rings of the fixed bearings in an embedded mode, movable rods are movably connected to the inner walls of the two movable plates, the movable ends of first electric push rods are welded to the top faces of the movable rods, and movable rods with the hollow interiors are welded to the end faces of the two movable plates; a plurality of nozzles used for spraying gas for cleaning optical lens polishing scraps are installed on the side face of the movable rod, the fixed end of the first electric push rod is fixedly connected with the inner top wall of the connecting plate in an embedded mode, and the polishing machining quality of the polishing device on the optical lens is improved by cleaning the scraps on the surface of the optical lens.

The utility model discloses an automatic blade machining device which comprises a machining platform, and a limiting station, a grinding station, a polishing station, a conveying station and a cutting station are sequentially arranged on the machining platform. A plurality of positioning openings are formed in the material belt, and the limiting station vertically and radially positions the material belt through a sliding limiting assembly; the grinding station is provided with a pair of oppositely-arranged grinding assemblies, and a grinding disc can be driven in the radial direction to conduct edging grinding on the edge of the material belt. The polishing station is provided with a polishing assembly, and the outer side of the material belt is polished through rotation of a brush wheel. The conveying station is provided with a driving disc and conveying teeth, and the driving disc and the conveying teeth are matched with the positioning opening to achieve accurate conveying of the material belt. The cutting station is provided with a first cutting knife and a second cutting knife, and the two sides of the material belt can be cut and separated at the same time to form a plurality of blades. The blade machining device realizes continuous and automatic operation of blade machining, has the advantages of high positioning precision, high machining efficiency and good consistency of finished products, and is suitable for batch production of blades.

The utility model discloses a grinding and polishing assembly and casting grinding and polishing equipment. The grinding and polishing assembly comprises a first mounting bracket, a grinding device, a position adjusting device and a polishing device, the grinding device is fixed on the first mounting bracket, and the polishing device is connected with the first mounting bracket through the position adjusting device; the polishing device comprises a second mounting base, a polishing driving element, a driving wheel, a polishing supporting wheel, a floating supporting assembly, a tensioning assembly and a polishing belt, the floating supporting assembly comprises a fixing part, a floating part and a first elastic element, and the first elastic element is arranged between the fixing part and the floating part; the polishing supporting wheel is rotationally connected with the floating part, and the polishing driving element and the fixing part are both fixed to the second mounting base. According to the utility model, a grinding treatment procedure and a polishing treatment procedure can be completed on the same machine tool, and the surface of a casting can be prevented from being excessively polished.

The utility model discloses a ring lock type scaffold steel pipe polishing device which comprises a polishing machine body, a protective baffle is arranged on the top of the polishing machine body, limiting components are symmetrically arranged on the sides of the protective baffle, and a cleaning component is arranged on the top of the polishing machine body and located on the side of a polishing wheel. The cleaning component comprises a fixed seat arranged at the top of the grinding machine body, a threaded sleeve is inserted into the top of the fixed seat, a limiting ring block is arranged at the top of the threaded sleeve, cleaning cloth is arranged on the inner wall of the limiting ring block, a threaded rod is inserted into the threaded sleeve, and a rotating part is arranged at the bottom of the threaded rod; the rotating part drives the threaded rod in the inner cavity of the threaded sleeve to rotate and drives the threaded sleeve to move upwards, so that the cleaning cloth on the inner wall of the limiting ring block removes and wipes dust and loose dirt on the surface of a to-be-polished steel pipe, and secondary pollution caused by the fact that impurities are pressed into the surface of the steel pipe by the polishing wheel in the polishing process of the scaffold steel pipe is avoided; the subsequent coating or welding of the steel pipe is influenced.

The invention provides a composite abrasive part, application, a preparation method and a processing machine tool, the composite abrasive part can be used for inner hole processing and grinding wheel processing, and the composite abrasive part is formed by mixing and pressing multi-granularity composite abrasive particles and a metal-resin binding agent. According to the multi-granularity composite abrasive particles, small-granularity particles are used for filling gaps among large-granularity particles, so that the number of effective abrasive particles participating in material removal on the surface of an abrasive layer is increased, the material removal depth of a single abrasive particle is reduced, and the surface roughness is improved; the composite grinding material piece comprises a rigidity grinding and polishing composite section, and the rigidity grinding and polishing composite section comprises rigidity grinding areas and flexible polishing areas which are sequentially and alternately combined in the axial direction or the circumferential direction of the composite grinding material piece, so that the material removal process is discretized, the possibility of generating machining cracks is reduced, and efficient mirror surface machining is achieved.

The utility model relates to a silver ingot transfer clamp. The silver ingot transfer clamp is characterized in that a connecting block is mounted on a manipulator forearm, and a clamp cylinder is mounted in the middle of the lower side of the connecting block; the movable plate is mounted on telescopic rods on two sides of the clamp cylinder, the clamping plate is mounted at the lower end of the movable plate, and the clamping plate is mounted at the inner bottom of the clamping plate; the air injection row groups are mounted on the outer sides of the clamping plates; air holes corresponding to the air nozzles of the air injection row groups are formed in the clamping plates; the adsorption device is installed at the front end of the connecting block and opposite to the clamp air cylinder. According to the scheme, the square clamp is arranged according to the shape of the silver ingot, the clamp air cylinder controls the clamping plate and the clamping plate to clamp and lift the silver ingot, and the stability of the silver ingot in the transferring process is effectively guaranteed in cooperation with the cushion block; and air injection row sets and air holes are formed in the two sides of the clamping plates, the cooled silver ingots are dried, and the silver ingot treatment efficiency is improved.