419 results about "Wire brush" patented technology

The invention provides a combustion-supporting air preheating device for an annealing furnace, and relates to the technical field of air preheating combustion-supporting equipment, the combustion-supporting air preheating device comprises a preheating box, and a plurality of rows of preheating pipes are fixedly connected in the preheating box; a threaded propeller shaft is rotationally arranged in the preheating box and close to the leeward side of the preheating pipe, and a longitudinal guide shaft is welded in parallel in the preheating box and close to the threaded propeller shaft; the preheating pipe is sleeved with a retaining ring in a sliding mode, a gear ring is rotationally installed on the retaining ring, a retaining ring is welded to the gear ring, a small annular steel wire brush and a large annular steel wire brush are fixed to the inner circumference and the outer circumference of the retaining ring respectively, and brush wires on the annular steel wire brush on the inner side are evenly distributed on the inner circumference of a supporting ring of the retaining ring. Brush wires on the annular steel wire brush on the outer side are uniformly distributed on the periphery of a supporting ring of the annular steel wire brush; according to the preheating device, the trouble that the preheating device needs to be greatly disassembled to expose the preheating pipe, and then the preheating pipe can be cleaned can be omitted, and operation and use are easy, convenient and efficient.

The invention discloses a movable steel pipe fitting welding device for road and bridge construction, and particularly relates to the technical field of welding devices.The movable steel pipe fitting welding device comprises a welding moving trolley, a fixing assembly is arranged in the middle of the upper end of the welding moving trolley, a driving assembly is arranged in the fixing assembly, and a welding assembly is arranged on the rear side of the driving assembly; alignment assemblies are arranged in the middles of the front side and the rear side of the fixing assembly. Through cooperation of a first friction wheel, a second friction wheel and different one-way rotating shafts, position exchange of an upper cleaning structure and a lower cleaning structure is achieved, it is guaranteed that slag removal operation can be conducted immediately after welding is continuously conducted in the two directions, and through meshing cooperation of a second gear and an arc-shaped gear ring, a welding head is driven to annularly move around a steel pipe along an arc-shaped guide rail; and similarly, the pneumatic chipping hammer, the grinding machine and the steel wire brush are matched to ensure that each layer is cleaned immediately after being welded, and critical defects such as incomplete fusion and slag inclusion among the layers are reduced.

The invention relates to the technical field of salt mine collection, in particular to a stoping and filling device of a salt mine well and an anti-accumulation method of the stoping and filling device, the device comprises a butt joint well group, and the butt joint well group comprises a mud inlet well and a brine outlet well and is used for achieving backfilling of calcium magnesium mud and stoping of brine; the well logging system is used for detecting the shaft condition and the position of a cavity top plate; the pipe cutting equipment is used for cutting off the sleeve at a preset position below the top plate of the dissolving cavity; the sonar cavity measuring equipment is used for measuring the spatial form of the dissolving cavity; scale on the inner wall of the casing pipe is removed through a high-pressure water nozzle and steel wire brush composite cleaning technology, and pipe cutting position control accurate to the millimeter level is matched, so that a slurry conveying channel is unobstructed, the problem of pipeline blockage is solved, and production halt loss caused by blockage is avoided.

A robot for cleaning the outer wall face of an underwater pipeline comprises oppositely-arranged supporting frames, the two supporting frames define a circle, the connecting positions are connected through magnetic attraction quick buckles, the upper supporting frame and the lower supporting frame are each provided with two supporting frames, a plurality of limiting supporting plates distributed at intervals are fixedly installed between the upper supporting frame and the lower supporting frame, and a long round hole is formed in each limiting supporting plate. A sliding block is installed in the oblong hole in a matched mode, the hydraulic oil cylinder is vertically fixed, the output end of the hydraulic oil cylinder is fixed to the sliding block, spring connecting rods are symmetrically hinged to the two outer sides of the sliding block, and upper connecting rods are symmetrically hinged to the two outer sides above the limiting supporting plate; the deep-sea motor drives the crawler device to act, and the other ends of the spring connecting rod and the upper connecting rod are both mounted on the crawler device; a plurality of steel wire brushes are installed on the inner wall face of the supporting frame located at the top, 360-degree steering of thrust can be achieved, the thruster can be retracted into the platform light shell, cleaning is more effective, and working reliability is guaranteed.

The invention relates to a punching machine tool, in particular to a laser beam punching machine tool. A laser beam punching machine tool comprises a vertical rod, the upper portion of the vertical rod is vertically connected with an extending arm in a sliding mode, a laser beam gun is fixed to the front portion of the extending arm, the middle of the vertical rod is vertically connected with two lifting strips in a sliding mode, shovel blades are fixed to the front portions of the two lifting strips, and the two shovel blades are oppositely arranged. A first telescopic rod is fixed to the upper portion of the vertical rod, the movable end of the first telescopic rod is fixed to the extending arm, two second telescopic rods are fixed to the vertical rod, and the movable ends of the two second telescopic rods are fixed to the two lifting strips respectively. First motors are fixed to the two lifting strips correspondingly, discs are fixed to output shafts of the two first motors correspondingly, and a steel wire brush is arranged on each disc. A sliding arm is fixed to the middle of the rear side of the vertical rod and slidably connected to the upper portion of the supporting column in the front-back direction. And residues around holes can be shoveled off after punching.

The utility model discloses an open wagon side wall cleaning mechanism. The device comprises a motor, couplings and roller shafts, the motor, an upper coupler, an upper roller shaft, a lower coupler and the lower roller shaft are sequentially connected from top to bottom, spiral pieces are arranged on the roller surface of the upper roller shaft and the roller surface of the lower roller shaft, and a steel wire brush and / or cutting teeth for cleaning adhering coal on the side wall of the open wagon are arranged between every two adjacent spiral pieces. A bottom disc wire brush for cleaning the side wall and the bottom of the open wagon is fixedly mounted at the lower end of the lower roller shaft. The device has the beneficial effects that the structural design is reasonable, the roller rotates to drive the cutting teeth and the steel wire brush on the roller to rotate, the cutting teeth crush frozen coal, the steel wire brush sweeps and concentrates coal swept down from the side wall of a carriage, and the disc steel wire brush at the bottom further cleans coal at corners between the side wall and the bottom surface of an open wagon and coal falling off from the side wall. And the cleaning efficiency is high, manual auxiliary cleaning is not needed, potential safety hazards are eliminated, and the vehicle cleaning cost is effectively reduced.

The invention relates to the technical field of steel ring machining, and discloses clamping and grinding equipment for steel ring machining, the clamping and grinding equipment comprises a machine table, a grinding assembly is installed on one side of the top of the machine table, the grinding assembly comprises a rotating rod, the rotating rod is installed on one side of the top of the machine table, and a connecting frame is fixedly connected to the lower portion of the outer wall of the rotating rod. An electric push rod drives a push-pull plate and a rack to move in three sections, the rack is meshed with a gear ring to drive a metal pipe to rotate, then a semicircular plate and an L-shaped polishing brush are dragged to rotate synchronously, accurate polishing of the upper section, the middle section and the lower section within the range of 180 degrees is achieved, the middle section can polish a hub inner cavity, the lower section can polish an inner cavity support in a targeted mode, and the two polishing structures can work independently; the steel wire brush set efficiently removes burrs and thick oxide layers through high-speed rotation, the nylon wire brush set eliminates coarse grinding traces, flexible switching of grinding positions is achieved, coarse and fine grinding connection is completed through cooperation of the two sets of brush heads, and the hub grinding precision and efficiency are greatly improved.

The invention discloses a laser hybrid welding device for dissimilar metal connection, and relates to the technical field of laser welding, the laser hybrid welding device comprises a supporting mechanism, the supporting mechanism comprises a welding table and a protective cover, and the top of the welding table is fixedly connected with the bottom of the protective cover; and the clamping and positioning mechanism comprises a first motor. Through the arrangement of the pretreatment mechanism, the cleanliness of the to-be-welded surface is remarkably improved, the dissimilar metal welding quality is guaranteed, a steel wire brush driven by a fourth motor is matched with a first double-shaft displacement assembly, precise and uniform grinding of compact oxide layers on the surfaces of aluminum and copper can be achieved, the local residue problem caused by single mechanical grinding is avoided, and the welding quality of the dissimilar metal is improved. Thorough removal of the oxide layer is ensured; and meanwhile, alcohol is accurately conveyed through the alcohol spraying opening through a conveying pump, machining residual oil stains can be efficiently removed, cleaning dead corners caused by traditional simple wiping are prevented, blocking of molten pool fusion is eliminated through thorough removal of an oxidation layer, and air holes generated by high-temperature decomposition are avoided through efficient cleaning of the oil stains.

The utility model discloses a coiling and aligning device for wrapping a pure calcium core, and relates to the technical field of coiling and aligning devices. The device comprises a bottom plate, supporting blocks which are symmetrically distributed are fixedly installed at the top end of the bottom plate, an iron sheet groove is jointly and fixedly installed at the top ends of the two supporting blocks, fixing plates which are symmetrically distributed are fixedly installed at the top end of the bottom plate, and a plurality of fixing rods are jointly and fixedly installed on the opposite sides of the two fixing plates. The multiple fixing rods are obliquely distributed, and first movable rollers are fixedly mounted on the outer sides of the multiple fixing rods; friction generated during calcium line conveying can be reduced through the first movable rollers, meanwhile, the multiple first movable rollers can enable the calcium line to be in an inclined state so that the calcium line can better enter the iron sheet groove, meanwhile, the inclination angle of the calcium line can be adjusted, workers can use the calcium line conveniently, and the production efficiency is improved. And the bent calcium line can be straightened while the calcium line is conveyed through the second movable roller, so that the service life of the calcium line is prolonged.

The invention belongs to the technical field of air fryers and discloses a self-cleaning air fryer which comprises a fryer body, a fryer body is arranged on the right side of the fryer body, a handle is fixedly mounted on the right end face of the fryer body, a cavity is formed in the fryer body, a first inner cavity is formed in the lower side of the cavity, and a motor is fixedly mounted in the first inner cavity. A protruding shaft is arranged at the upper end of the motor and extends into the cavity, and a scraping cleaning mechanism, a cleaning agent spraying mechanism, a bottom plate cleaning mechanism and an ultrasonic cleaning mechanism are sequentially arranged in the pot body from top to bottom. According to the scheme, the bottom plate cleaning mechanism is arranged, a motor is used for driving a fixing disc to rotate, under the influence of centrifugal force, a magnet plate extends outwards, an L-shaped magnetic rod pushes an L-shaped extrusion rod to move, a transmission rod deflects, and a cleaning disc is tightly attached to the upper end face of a rotating disc for cleaning treatment; and thorough cleaning treatment is conducted through a steel wire brush arranged at the bottom of the cleaning disc, and the cleaning effect is improved.

The utility model discloses auxiliary equipment for heat treatment of flat steel, which relates to the technical field of pre-processing of heat treatment of flat steel and comprises a vertical frame and a workbench, a vertical groove is arranged on the side surface of the vertical frame, and a first cleaning component and a second cleaning component for scraping an oxide layer on the surface of the flat steel are sequentially arranged on the side surface of the vertical groove of the vertical frame. And the first cleaning assembly comprises a steel wire brush roller, a driving motor and a supporting block, the supporting block is movably inserted into the vertical groove, and the driving motor is fixedly arranged on the side face of the supporting block. The main body structure of the flat steel cleaning device comprises the first cleaning assembly and the second cleaning assembly, the first cleaning assembly can clean flat steel with the small oxidation degree based on the steel wire brush roller and scrape off a thin oxidation layer on the surface of the flat steel, and the second cleaning assembly can be externally connected with high-pressure water and can be used for cleaning the surface of the flat steel. And the high-pressure water can be used for cleaning the flat steel with high oxidation degree and scraping a thicker oxidation layer on the surface of the flat steel.

This utility model discloses a rear-mounted sweeping device for a road milling machine with debris collection function, belonging to the technical field of sweeping devices. It includes a fixed plate, with a base plate fixedly connected to the lower end of one side of the fixed plate. An electric hydraulic rod is provided at the upper end of the base plate, and a vertical plate is provided at the output end of the electric hydraulic rod. A top plate is fixedly connected to the upper end of the vertical plate, and a lifting plate is provided below the top plate. A rotating shaft is rotatably connected to the lower end of the lifting plate, and a turntable is fixedly connected to the lower end of the rotating shaft. A wire brush is fixedly connected to the base of the turntable, arranged in a ring. A support leg is located at the center of the wire brush, with its upper end fixedly connected to the bottom of the turntable, and a roller rotatably mounted at its lower end. This utility model can adapt to road surface undulations. Through the linkage design of the roller and the support leg, when the road surface is uneven, the roller rolls along the ground, causing the lifting plate to float up and down, ensuring a uniform sweeping effect and improving sweeping efficiency.

The invention discloses a surface cleaning method for a large complex magnesium alloy structural part formed through electric arc additive manufacturing, and belongs to the field of post-treatment of formed structural parts after electric arc additive manufacturing. The method comprises the following steps that a mechanical arm is adopted to drive a special wire brush to conduct preliminary mechanical cleaning, and flexible contact is achieved through a mechanical sensor and a floating clamp; acidic cleaning liquid is sprayed to the surface of the workpiece through an ultrasonic spraying system, the surface color change is monitored in real time through a high-speed camera so as to control the reaction endpoint, and flushing and drying are conducted in time; and finally, carrying out fine cleaning under the protection of argon by adopting large-light-spot laser with low power density, and monitoring in real time through a spectrograph to ensure the cleaning effect. According to the method, the oxide layer and the pollutants on the surface of the large complex component can be efficiently, losslessly and automatically removed, the problem that the magnesium alloy WAAM component is difficult to clean due to high chemical activity and complex structure is solved, and the whole process is environmentally friendly and controllable.

The utility model relates to the technical field of metal plate manufacturing, and discloses a stainless steel wire brush roller with a stainless steel roller core, which comprises a stainless steel roller, a first stainless steel shaft head is fixed on the left side of the stainless steel roller, a second stainless steel shaft head is fixed on the right side of the stainless steel roller, and a mounting sleeve is mounted on the outer side of the stainless steel roller. And a stainless steel brush body is fixed on the outer side of the mounting sleeve. According to the stainless steel wire brush roller with the stainless steel roller core, the stainless steel roller core and the stainless steel wire brush are adopted, corrosion and rust are prevented, the service life is long, meanwhile, the outer diameter of the roller core is reduced, the manufacturing cost is reduced, and the material resource and manpower cost in maintenance is greatly saved; and waste is reduced, the output rate of a production line is increased, and the yield is improved. The cost is reduced, the market competitiveness is increased, and the problems that the carbon steel roller core is easy to wear and rust and the nylon wire is not durable are solved.

The utility model belongs to the field of copper wire brushes, and particularly relates to a wire twisting pen type copper wire brush for an angle grinder, which comprises a copper wire brush body, the top of the copper wire brush body is in contact with a connecting seat, a round rod is slidably sleeved in the connecting seat, and a plurality of uniformly distributed fixing rods are fixedly connected in the round rod. A spring is arranged on the outer side of the fixing rod, the outer side of the fixing rod is slidably connected with an arc-shaped block in a sleeving mode, the arc-shaped block is slidably connected with the round rod, and the arc-shaped block is slidably connected with the connecting base. The arc-shaped block is inserted into the arc-shaped groove in the connecting seat, so that the round rod can be fixedly connected with the connecting seat, the round rod can be connected with the angle grinder for use, the ejector block can extrude the arc-shaped block when the push ring is pushed to move upwards, the arc-shaped block can be separated from the arc-shaped groove, and the round rod can be pulled out from the interior of the connecting seat immediately. And the round rod is convenient to overhaul and maintain, and is prevented from being damaged to influence connection and use with the angle grinder.

Disclosed is an automatic endoscope channel cleaning device capable of automatically cleaning two channels inside an endoscope at the same time, and easily cleaning two channels inside the endoscope, arranged in different directions by withdrawing a first wire brush and a second wire brush in different directions. The automatic endoscope channel cleaning device in which the first wire brush and the second wire brush are inserted into the endoscope and the first wire brush and the second wire brush are moved to clean the inside of the endoscope, comprises: a brush guide for generating a rotational force to withdraw, to the front, the first wire brush and the second wire brush introduced to the rear; and an operation unit for transmitting power to the brush guide to control driving of the brush guide, wherein the brush guide is configured such that the first wire brush and the second wire brush are withdrawn in different directions.

The utility model discloses a sanitation truck steel wire brush sheet, and belongs to the technical field of sanitation trucks. Comprising a plate and multiple groups of steel wire bundles, an embedding hole penetrating through the plate is formed in the plate; annular fasteners are installed in the embedding holes, the circumferential faces of the fasteners are attached to the circumferential faces of the inner walls of the embedding holes, and the multiple sets of steel wire bundles are installed in the fasteners. Wherein a plurality of wedge-shaped bulges are arranged on the inner wall of the embedding hole; a plurality of groups of cutting grooves are formed in one end of the fastener, and a pressing strip is formed between two cutting grooves in each group of cutting grooves; when the fastening piece is installed in the embedding hole, the pressing strip is extruded by the corresponding wedge-shaped protrusion to bend inwards and deform, and then the steel wire bundle in the fastening piece is extruded. According to the utility model, the plurality of groups of steel wire bundles are bound into a whole through the fasteners and then are fixed on the plate, so that the problem that the steel wire bundles are easy to scatter when being independently fixed is avoided, and the firm connection of the plate, the fasteners and the steel wire bundles is realized.

The invention discloses a CMT electric arc welding method for defect repair welding of a ZL114A aluminum alloy casting, and belongs to the technical field of defect repair of aluminum alloy castings. The method aims at solving the problems that an existing repair welding method for the ZL114A cast aluminum alloy is high in heat input, large in deformation and low in repair efficiency. The method comprises the following steps: firstly, aiming at defects of different sizes, machining the defects into regular spherical-crown-shaped grooves of different sizes by utilizing a cold machining method; an electric steel wire brush is used for polishing the inner wall of the groove and base metal around the groove, and surface stains and oxide skin are removed; the casting is placed on a welding workbench; robot CMT welding equipment is adopted for repair welding; and writing a welding gun repairing path on the robot demonstrator. And repair welding is carried out according to the following principles: repair welding is carried out by utilizing an Al-Si welding characteristic curve, a repair welding piece is preheated to 250-350 DEG C, shielding gas is started, and automatic repair is started according to the planned path, the wire feeding speed and the welding speed. By means of the method, high-quality repair welding seams without pores and cracks can be obtained.

The utility model discloses an aerated concrete formwork cleaning device which comprises a conveying belt, a cleaning machine and a dust collecting mechanism, the cleaning machine comprises a working table and a support, the working table is installed above the conveying belt through the support, a formwork is conveyed by the conveying belt and penetrates through the lower portion of the working table, and the working table is driven by a lifting mechanism to ascend and descend. A large rotating disc is installed on the workbench and driven by a driving mechanism, a plurality of steel wire brushes are installed on the lower surface of the large rotating disc, the dust collecting device comprises a dust collecting cover fixed to the upper portion of the workbench, and a dust suction pipe is connected to the upper end of the dust collecting cover and connected with a dust collector. According to the aerated concrete formwork cleaning device, automatic cleaning of the formwork is achieved, and compared with traditional operation of manually brushing the formwork, the formwork cleaning effect is better, and efficiency is higher. And meanwhile, the influence of dust on workers and machinery equipment in a workshop in the cleaning process can be effectively reduced.

The invention provides a stator automatic tin immersion detection device which comprises a rack, a rotating disc, a fixed disc, a divider and a motor, the rotating disc, the fixed disc, the divider and the motor are installed on the rack, an output shaft of the motor is connected with an input shaft of the divider, and the divider is fixed to the rack; a stator feeding station, a common wire twisting and cutting station, a wire outlet end wire arranging and cutting station, a tin immersion station, a wire brushing station and a conduction testing station are sequentially arranged in the anticlockwise direction of the rotating disc. First positioning jigs used for placing stators are arranged on the rotating disc along the axis of the disc at equal intervals. According to the automatic tin immersion detection equipment for the stator, all the procedures are completed in sequence, wire twisting, wire shearing, neat shearing, wire stroking, tin immersion and conductivity detection can be conveniently carried out, all the assembly stations are synchronously arranged in the circumferential direction of the rotary disc, an automatic, continuous and precise machining mode is achieved, manual participation is reduced, the production efficiency is improved, and the production cost is reduced. And the stability of stator tin immersion processing quality is ensured.

The utility model discloses a welding wire surface cleaning device convenient to adjust, which belongs to the technical field of welding wires and comprises a cleaning box, two sides of the cleaning box are respectively provided with a wire inlet and a wire outlet, inner side plates are symmetrically fixed on the inner wall of the cleaning box, inner ball screws are rotatably arranged on the side surfaces of one group of the inner side plates, and a plurality of inner ball screws are rotatably arranged on the inner ball screws. Inner ball screw sleeves are in threaded fit with the side walls of the inner ball screws, inner guide rods are fixed to the side faces of the other set of inner side plates, inner guide blocks are movably connected to the side walls of the inner guide rods in a sleeving mode, mounting transverse plates are fixed to the side faces of the inner guide blocks and the inner ball screw sleeves, and lifting rods are fixed to the side faces of the mounting transverse plates; a fixing rod is fixed to the inner wall of the cleaning box, steel wire brush cylinders are installed on the outer wall of the fixing rod and the outer wall of the lifting rod, and through the mode, the distance between the upper steel wire brush cylinder and the lower steel wire brush cylinder is adjusted, and the surface of the welding wire is conveniently cleaned.

The utility model belongs to pipeline dredging technical field especially relates to a waste gas pipeline dredging subassembly, including cylinder, motor and disc still, further include: power chamber, power chamber is set up in the disc, motor fixed mounting is in the cylinder, the disc rotation is installed in the top of cylinder, the output shaft of motor penetrates cylinder and is connected with the disc fixedly, a plurality of sliding columns, a plurality of sliding columns are all slidingly installed in the power chamber, a plurality of sliding columns are all penetrated power chamber and all fixedly installed fixed strip in the end of mutual separation, a plurality of fixed strips one side all are provided with fixed plate, a plurality of fixed plates all are fixedly installed with steel wire brush, drive subassembly, drive subassembly is located in the disc, and is used for driving a plurality of sliding columns sliding, a plurality of fixed components, a plurality of fixed components are located in a plurality of fixed strips respectively, ensure that the inner wall of waste gas pipeline can be cleaned completely, replace steel wire brush simultaneously, and simple and convenient operation is not needed to use the tool.

The invention discloses an intelligent flow control method for automatic high-altitude line painting equipment and a related device, and the method comprises the steps: calculating basic flow data of the automatic high-altitude line painting equipment during line painting based on an introduced loss compensation coefficient when the automatic high-altitude line painting equipment performs line painting on line; obtaining a wire diameter corresponding to a wire brushed by the high-altitude line automatic brushing equipment, and performing adaptive adjustment processing on the basic flow data according to the wire diameter to obtain first flow data; adjusting the first flow data based on a viscosity rotating speed real-time estimation algorithm constructed by a power law fluid model to obtain second flow data; and when the automatic brushing equipment for the high-altitude line performs brushing operation, detecting thickness data corresponding to a coating by utilizing an infrared thickness gauge, and performing dynamic adjustment processing on the second flow data by utilizing PID based on the thickness data. In the embodiment of the invention, the flow data during painting can be accurately controlled, and the painting precision of the wire is ensured.

The utility model discloses a welding wire wiping machine which comprises a take-up and pay-off system, a tension control system, an oil immersion system, a cleaning system and a safety system, the take-up and pay-off system comprises a pay-off device and a take-up device, the pay-off device comprises a synchronizing wheel, a pay-off shaft and a first driving device, and the take-up device comprises a take-up wheel, a second driving device, a wire pressing device and a scrap wire barrel. The tension control system comprises a wire rail, a dancing wheel and an analog quantity sensor, the cleaning system comprises two wire guide wheel sets, and the safety system comprises a pay-off system emergency trimming device, a ratchet mechanism and a take-up system trimming device. In the welding wire production process, foreign matter on the surface of the welding wire is cleaned through the cotton thread wound on the welding wire, the cotton thread can be automatically updated, it is guaranteed that the material making contact with the welding wire is a clean consumable all the time, and secondary pollution to the welding wire is avoided; the surface of the cotton thread is soaked with anti-rust oil, the storage time of the welding wire can be prolonged, meanwhile, the welding wire can be fed more smoothly, the conductivity between the welding wire and the gun nozzle can be enhanced, and the welding quality is improved.

The utility model discloses treatment equipment for dirt adhered to an edible mushroom cultivation bottleneck, which comprises a pneumatic grinder and a steel wire brush, the steel wire brush is fixedly connected to the output end of the pneumatic grinder, a fixed ring block is sleeved on the surface of the pneumatic grinder and fixedly connected with the pneumatic grinder through a bolt, and the pneumatic grinder is fixedly connected with the fixed ring block through a bolt. Cavities are formed in the front side and the rear side of the interior of the fixing ring block. The pneumatic engraving and grinding machine, the steel wire brush, the fixing ring block, the cavity, the clamping structure, the driving structure, the mounting frame, a clamping groove, a pushing plate, a transmission hole, a guide plate, a guide rod and a stroke hole are matched for use, so that the problems that the pneumatic engraving and grinding machine is in a suspended state during use, the state has certain instability, and the service life of the pneumatic engraving and grinding machine is influenced are solved. Therefore, the problem that the pneumatic grinder swings when cleaning the bottle opening, so that the treatment of dirt on the bottle opening is affected is solved.

The utility model discloses a shield tunneling machine sealing brush, which belongs to the field of shield tunneling machine sealing brushes, and is characterized in that a detachable steel wire brush comprises a steel wire brush arc-shaped part, a steel wire brush straight strip part and an elastic part, and the lower end of the elastic part is provided with the steel wire brush straight strip part which penetrates through an upper-layer steel frame to be fixed with a lower-layer steel frame; a steel wire brush arc-shaped part is arranged at the lower end of the steel wire brush straight strip part, and the steel wire brush arc-shaped part provides compression resistance for the sealing brush. Through the rapid separation design, workers can rapidly complete dismounting and mounting of the steel wire brush, the downtime is shortened, the maintenance cost is reduced, meanwhile, the accident risk is reduced, and safety is improved. The quick disassembly design also shortens the replacement time, improves the operation efficiency of the shield tunneling machine, reduces the damage of disassembly to parts such as the sealing brush, prolongs the service life, and reduces the long-term maintenance cost. The clamping fixing and bending connection design ensures that the steel wire brush is firmly fixed to the steel frame, the stability and reliability are improved, the compression resistance is enhanced, and the leakage risk is reduced.

The present invention relates to a wire brush assembly and method of replacing wire brush form Self Retracting Lifeline (SRL) includes an outer guide (1) and an inner guide. The outer guide (1) is fixed with a housing of the SRL. The outer guide (1) and inner guide (2) have matching holes (3) to align the guides (1, 2) with each other via attachment means (6). The inner guide (2) designed to insert / extract from the outer guide (1) by push fit or threaded profile. The inner guide (2) has a sunk profile (4) with a collar on its periphery to accommodate a wire brush (5) between a cavity in the outer and inner guide (1, 2). Further both the guides (1, 2) are secured together with help of the attachment means (6) after replacement of the wire brush (5) in the assembly.

The utility model relates to a slag removal device of a laser drilling machine. The slag removal device comprises a device box body, a slag removal shell is installed at the bottom end of the side face in the device box body, scraping plates used for scraping waste slag are fixed to the two sides of the bottom of the slag removal shell, a gas slag removal assembly is installed on the side face of the slag removal shell, and a rotary slag removal assembly is arranged at the bottom of the slag removal shell. According to the laser drilling device, after laser drilling is completed, the slag removing shell is used for driving the scraping plate to move, waste slag at the bottom end in the device box body is scraped away, in addition, due to the fact that the rotary slag removing assembly is arranged, in the scraping-away process of the scraping plate, the waste slag can be removed through the rotary slag removing assembly, the waste slag can be removed through the rotary slag removing assembly, and the waste slag can be removed through the rotary slag removing assembly. According to the waste residue removing device, the two scraping plates are arranged on one side and drive the steel wire brush located between the two scraping plates to rotate, waste residues tightly attached to the surface are brushed through the steel wire brush, then the brushed waste residues are scraped away through the scraping plate on the other side, and moreover, multiple strands of gas can be sprayed out through the gas residue removing assembly, and the waste residues are blown away through the gas.

The utility model relates to the technical field of steel wire roller brushes, in particular to a steel wire roller brush with a self-cleaning function, which comprises a steel wire roller brush rotationally connected onto a connecting frame, a filtering and spraying mechanism for spraying cleaning liquid to the steel wire roller brush is arranged on the connecting frame, and a cleaning mechanism for scraping sundries on the steel wire roller brush is arranged on the connecting frame. According to the steel wire brush cleaning device, the cleaning mechanism is arranged, after the steel wire brush is sprayed, sundries adhering to the steel wire brush can be scraped in a back-and-forth rotating mode, so that the cleaning efficiency of the steel wire brush is improved, the cleaning position can be adjusted, the sundries cleaning range is enlarged, and the filtering and spraying mechanism is arranged, so that the cleaning efficiency of the steel wire brush is improved before the steel wire brush is cleaned. According to the steel wire brush cleaning device, dust with light weight can be washed away, cleaning liquid can be sprayed out, impurities on a steel wire brush can be effectively decomposed, the cleaning efficiency of the steel wire brush is improved, the liquid can be filtered, and the impurities in the liquid are prevented from being attached to the steel wire brush along with water flow.

The utility model relates to a drain pipe with anti-freezing and anti-blocking functions for a building outer wall, which belongs to the technical field of drain pipes for building outer walls and comprises a high-density polyethylene drain pipe and a building outer wall. And a cleaning structure and a feeding structure are arranged on the high-density polyethylene drainage pipe. According to the drain pipe with the anti-freezing and anti-blocking functions for the building outer wall, by arranging a cleaning structure and a feeding structure, leaves and other sundries are isolated in an expansion frame through a filter screen, and a multi-stage electric push rod is started to drive a connecting block to slide towards the upper left in the direction of a limiting strip; therefore, the moving connecting block drives the steel wire brush to synchronously move through the connecting bracket, and the steel wire brush is utilized to sweep impurities such as leaves in the expansion frame to the outside until the impurities such as the leaves are cleaned out of the expansion frame, so that the impurities such as the leaves are effectively prevented from entering the high-density polyethylene drainage pipe to cause blockage; and meanwhile, impurities such as leaves are convenient to clean.