121 results about "Emery paper" patented technology

The invention discloses a method for prolonging the service life of a resistance spot-welding electrode, a manufactured resistance spot-welding electrode cap and application, and the method comprises the following steps: taking a chromium-zirconium-copper electrode cap as a base body, grinding the working surface of the base body step by step by adopting abrasive paper, and then sequentially polishing, ultrasonically cleaning and drying to obtain a pretreated base body; performing vacuum zirconium permeation treatment on the pretreated matrix by adopting a permeation agent so as to form a zirconium-rich solid solution diffusion layer in the pretreated matrix, thereby obtaining the matrix subjected to zirconium permeation reinforcement; physical vapor deposition treatment is adopted, and a metal transition layer is deposited on the surface of the solid solution diffusion layer of the matrix subjected to zirconium permeation strengthening; wherein the metal transition layer is a Cr transition layer or a Ti transition layer; and a graphite target and titanium target co-sputtering mode is adopted, and a composite gradient functional layer is sputtered and deposited on the surface of the metal transition layer of the matrix treated in the step S3. The electrode service life of the method is improved by magnitude order, and the effect is extremely remarkable.

The invention relates to the technical field of metal round pipe machining, in particular to an end face cutting device for metal round pipe machining, which comprises a bottom plate, supporting legs are fixedly mounted on the bottom surface of the bottom plate and close to four groups of corners, and a first groove and a second groove are formed in the surface of the upper end of the bottom plate in a penetrating manner. According to the round pipe cutting device, cutting of a round pipe body is completed, the cutting end face of the round pipe body is automatically polished and deburred, the working efficiency of cutting machining of the round pipe body is improved, multi-direction polishing is achieved, the polishing effect is improved, and by arranging a pushing mechanism, abrasive paper generates an annular recess to be attached to the inner edge and the outer edge of the end face of the round pipe body; and a cleaning mechanism is arranged, so that ground chippings adhering to the surface of the abrasive paper can be well and comprehensively removed, and the situation that the chippings adhere to the abrasive paper, shield the abrasive paper and affect the grinding effect on the circular pipe body is avoided.

The utility model discloses a paint surface polishing tool installed on a collaborative robot, which comprises a device body, the device body comprises a driving device, guide rods, a guide device and a polishing device, a group of guide rods are symmetrically installed at the bottom of the driving device, the polishing device is installed at the bottom of the group of guide rods, and the guide device is sleeved on the group of guide rods; the polishing device comprises a base block and a set of swing discs, the swing discs are of a semicircular structure, the base block is located between the set of swing discs, hinges are arranged between the base block and the swing discs, swing shaft lugs are arranged at the tops of the swing discs, connecting shafts are installed in the swing shaft lugs through rotating shafts, and the other ends of the connecting shafts are connected with the guiding device. Burr buckles are arranged at the bottoms of the swing discs, and sponge abrasive paper discs are installed at the bottoms of the burr buckles. According to the device, the paint surface polishing efficiency can be improved, the polishing range can be adjusted, accordingly, abrasive paper is driven to be in a folded state, and narrow areas such as A columns can be polished.

The invention discloses a water-saving irrigation and fertilization device for intelligent agricultural planting, and relates to the field of agricultural irrigation, the water-saving irrigation and fertilization device comprises a water storage tank, and also comprises a water spray pipe for spraying water in the water storage tank for irrigation; the water outlet cleaning mechanism is used for cleaning the outer wall of the water spraying pipe, and the water outlet cleaning mechanism is located on the outer wall of the water spraying pipe; according to the water-saving irrigation and fertilization device for intelligent agricultural planting, through the effect of a water outlet cleaning mechanism, when a water spraying pipe rotates, water spraying holes in the outer wall of the water spraying pipe make friction contact with a friction roller, the friction roller is driven to rotate according to the effect of friction force, and friction abrasive paper arranged on the outer wall of the friction roller increases the friction force between the friction abrasive paper and the water spraying holes; dust and impurities attached to the outer wall of the water spraying hole during water spraying can be efficiently removed through friction, the smoothness of the water spraying hole is improved, it is guaranteed that irrigation water can be evenly and stably sprayed out, and the irrigation quality is improved.

The utility model discloses a soft magnetic ferrite core surface finishing device, which relates to the technical field of magnetic core production and comprises a base and a support plate, electric cylinders are mounted on two sides of the bottom of the support plate, output ends of the electric cylinders are connected with a support disc through extension rods, and an inner ring of the support disc is connected with a transmission wheel. Through the arrangement of the polishing disc, the sleeve, the bonding layer, the polishing abrasive paper, the electric cylinder, the supporting disc, the transmission wheel and the first transmission groove, the surface of the ferrite core body can be conveniently polished and trimmed through the arrangement of the polishing disc; when an inner ring of an annular ferrite core body needs to be polished and trimmed or a gap of an E-shaped ferrite core body needs to be polished and trimmed, the output end of an electric cylinder drives a supporting disc to move upwards through an extension rod, the supporting disc moves upwards to drive a polishing disc to move upwards through a transmission wheel, and therefore polishing abrasive paper leaks out of the bottom of the polishing disc; the polishing head does not need to be disassembled or replaced or replaced to another polishing device, and operation is easy and convenient.

The utility model discloses a gluing mechanism for soft folding-resistant abrasive paper, which comprises a processing table, positioning plates are mounted on two sides in the processing table, and paper winding rollers are mounted on the inner sides of the positioning plates; a glue storage mechanism is installed in the limiting frame, an elastic pressing plate is arranged above the glue storage mechanism, and a telescopic spring is connected to the upper portion of the elastic pressing plate. Driving motors are installed at one end of the clamping plate and one end of the paper winding roller, a glue uniformizing roller is installed on the inner side of the clamping plate, a linkage block is connected to the upper portion of the glue uniformizing roller, and a bidirectional push rod is connected to the inner side of the linkage block. Compared with an existing device, according to the gluing mechanism for the soft folding-resistant abrasive paper, the limiting effect on the glue storage mechanism can be achieved through the limiting frame, an elastic pressing plate and the glue storage mechanism stretch out and draw back mutually through a telescopic spring, and therefore the glue storage mechanism can be conveniently installed and positioned, and a two-way push rod can drive a linkage block and a clamping plate to stretch out and draw back relatively; therefore, the glue uniformizing roller can be conveniently assembled and disassembled.

The utility model discloses a dull polish machine convenient to replace abrasive paper, and relates to the technical field of dull polish machines, the dull polish machine comprises a bottom plate, a triangular plate A and a triangular plate B are respectively arranged on one side of the top of the bottom plate, and a sliding groove is formed in the top surface of the bottom plate. According to the grinding machine facilitating abrasive paper replacement, through the sliding separation design of a triangular plate A and a triangular plate B, the rapid abrasive paper replacement function is achieved, fixing of the triangular plate B in a sliding groove is relieved by unscrewing a nut, the triangular plate B horizontally slides to enable a first sleeve to be separated from a transmission cylinder, and abrasive paper tension is automatically released; the problem that a traditional belt sander is difficult to replace due to high tensioning force is solved, the abrasive paper replacing efficiency is improved, the abrasive paper tension self-adaption function is achieved through the adjusting structure design of a B fixing shaft and a longitudinal sliding groove, the B fixing shaft is fixed by selecting threaded holes of different heights through a threaded bolt, the tensioning degree of abrasive paper is controlled by adjusting the longitudinal position of a second sleeve, and the abrasive paper replacing efficiency is improved. And the requirement for replacement of abrasive paper with different abrasion degrees is met, and operation convenience is improved.

1. The name of the design product: sandpaper machine sheath. 2. The use of the design product: sandpaper machine sheath. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The utility model relates to an edge cutting device for foam processing, which comprises a device body, a cutting blade is arranged on the device body, and two limiting mechanisms for fixing foam are symmetrically arranged on the device body. According to the edge cutting device for foam processing, the driving module, the positioning ring and the connecting piece are arranged, after the driving module is started, when the length of a piston rod of the driving module is increased, the positioning ring drives the connecting piece to rotate, the pressing plate is lifted through rotation of the connecting piece, and after foam needing to be subjected to edge cutting is well placed, the piston rod of the driving module is shortened; the connecting piece rotates to press the pressing plate downwards, after foam is pressed by the pressing plate, the foam needing to be trimmed is fixed to the device body, the foam is prevented from deviating in the trimming process, and the problems that due to an anti-skid pad, the foam deviates or deforms in the cutting process, particularly when the surface of the anti-skid pad or an abrasive paper pad is uneven, the cutting accuracy is affected, and the cutting quality is affected are solved. The cutting edge is not tidy, and the edge cutting precision is reduced.

This invention relates to a flexible chain-type high-efficiency grinding device for wind turbine blades, comprising: a grinding bracket, a grinding mechanism and a grinding support mechanism disposed on the grinding bracket, and a floating connection assembly connected to the grinding bracket; wherein the grinding mechanism includes at least an annular chain assembly adapted to perform rotary motion, a plurality of grinding plates arranged at intervals along the rotary motion direction of the annular chain assembly and connected to the annular chain assembly, and abrasive paper disposed on each grinding plate; the grinding support mechanism includes at least a first pressure roller assembly and a second pressure roller assembly disposed in the annular region formed by the annular chain assembly; wherein the first pressure roller assembly is adapted to support the grinding plate facing the wind turbine blade among the plurality of grinding plates, and the second pressure roller assembly is adapted to support the portion of the annular chain assembly facing the wind turbine blade; and the floating connection assembly is used to connect to a robot end effector and enable the grinding bracket to float relative to the wind turbine blade.

The invention discloses an electromagnetic double-gradient composite material containing Ni and CFC and a preparation method and application thereof, and relates to the technical field of electromagnetic shielding materials. The preparation method comprises the following steps: (1) cutting carbon fiber cloth into small blocks, polishing carbon fibers through abrasive paper, immersing a sample into a sensitizing solution at room temperature for 15 minutes, and soaking the sample into an activating solution for 90 seconds; a sensitizer used in the chemical nickel plating process comprises nickel sulfate hexahydrate and diluted hydrochloric acid; and (2) ammonia water is added to adjust the pH of the chemical nickel plating solution, chemical nickel plating treatment is carried out at the temperature of 60 DEG C, nickel deposition is carried out for 1-4 times and 20 min each time, after the reaction is completed, deionized water is used for washing for 2 min, then pressing is carried out for 48 h, and finally drying is carried out in a drying oven, so that the electromagnetic double-gradient composite material is obtained. By depositing Ni on the CFC substrate, the dielectric loss, magnetic loss and heterogeneous interface loss performances are remarkably improved.

The utility model relates to the field of bolt machining devices, and discloses a hydraulic torque converter bolt derusting and polishing device which comprises a bottom plate, two inner vertical plates are symmetrically mounted on the two sides of the upper surface of the bottom plate, a first limiting column and a second limiting column are rotationally mounted on the opposite sides of the two inner vertical plates correspondingly, and a hexagonal notch is formed in the end face of the first limiting column; a second motor is installed on the side face of the inner vertical plate on the same side with the first limiting column, the output end of the second motor is fixed to the corresponding end of the first limiting column, outer vertical plates are installed on the edges of the two sides of the upper portion of the bottom plate, and the first motor drives the two-way lead screw to rotate and drives the two inner vertical plates to drive the first limiting column and the second limiting column to move. The bolt is clamped and limited between the first limiting column and the second limiting column, and the second motor is matched, so that the rotating first limiting column can be matched with the second limiting column to drive the clamped and limited bolt to continuously rotate, the threaded end of the bolt continuously makes contact with abrasive paper, and automatic polishing of the bolt is achieved.

The utility model relates to the technical field of metal signboard machining, and discloses an edge grinding device suitable for a metal signboard, the edge grinding device comprises a base and a limiting frame, the limiting frame is installed at the top of the base, supporting pieces are welded to the two sides of the limiting frame, and movable blocks are movably arranged at the bottoms of the two supporting pieces; the top ends of the two movable blocks are attached to the inner top walls of the two supporting pieces correspondingly. According to the scheme, power shafts of the two electric motors are used for driving the two rotating blocks to rotate at a high speed, the two rotating blocks drive the two pieces of abrasive paper to rotate at a high speed, and then when the metal signboard is slowly and vertically inserted into the limiting frame, the two pieces of abrasive paper can grind the two sides of the metal signboard; and meanwhile, the two rotating blocks are matched to limit the metal signboard again.

The utility model relates to the technical field of water segregators, in particular to a plastic water segregator body deburring jig which comprises a mounting seat, double-layer worm wheels are arranged in the mounting seat, worm rods which are kept meshed are arranged on one sides of the two worm wheels respectively, and a first transmission shaft is arranged at the rotating center of the upper-layer worm wheel. A second transmission shaft is arranged in the rotating center of the lower-layer worm wheel, the lower end of the second transmission shaft is connected with a mounting support, a bevel gear assembly is arranged in the mounting support, the lower end of the first transmission shaft extends into the mounting support and is in transmission connection with the bevel gear assembly, and an output shaft of the bevel gear assembly is designed to be a fixed shaft; the fixed shaft is sleeved with a cutter fixing seat which rotates coaxially with the fixed shaft, abrasive paper grinding is replaced by milling grinding through a milling cutter, the milling angle of the milling cutter can be adjusted according to the actual situation, the deburring efficiency is greatly improved, the influence of the inner space of the water segregator on grinding is small, and the grinding quality of the water segregator is effectively guaranteed.

The invention discloses a low-deformation efficient intelligent welding system for a water cooling plate of an electric vehicle, and belongs to the technical field of intelligent welding systems.The low-deformation efficient intelligent welding system comprises a workbench, a plurality of sliding grooves are formed in the top of the workbench, a matrix plate is arranged above the workbench, a guide rail is arranged on the outer wall of the top of the workbench, and a mechanical arm and a position control mechanism are slidably connected to the outer wall of the guide rail; the position control mechanism comprises a moving seat slidably connected with the sliding groove, a moving block and a profiling pressing mechanism are arranged at the top of the moving seat, the profiling pressing mechanism comprises a profiling strip arranged at the bottom of the matrix plate and an instant cooling mechanism, the instant cooling mechanism comprises a mounting seat arranged at one end of the mechanical arm, and two nozzles are arranged on one side of the mounting seat. The position control mechanism controls the multiple profiling pressing mechanisms at the same time, the working efficiency is improved, abrasive paper is made to make close contact with the surface of a weld joint all the time through the profiling pressing mechanisms, the grinding effect is guaranteed, the weld joint is immediately cooled after welding through the instant cooling mechanism, and the deformation probability of the weld joint is reduced.

The utility model provides a steam turbine generator unit excitation carbon brush bottom arc polishing sliding tool which comprises a supporting plate and a polishing frame, a grinding material installation assembly is fixedly connected to the upper portion of the supporting plate, an installation plate is inserted into the polishing frame, a plurality of limiting frames are fixedly connected to the interior of the installation plate, carbon brush bodies are fixedly connected to the interiors of the limiting frames, and the carbon brush bodies are fixedly connected to the interiors of the carbon brush bodies. A plurality of limiting sliding grooves are formed in one side of the mounting plate, anti-falling sliding tables are slidably connected to the interiors of the limiting sliding grooves, pressure springs are fixedly connected to the upper portions of the anti-falling sliding tables, and one sides of the pressure springs are attached to the top of the carbon brush body; the abrasive paper fixing table is fixedly connected to the upper portion of the supporting plate, a plurality of carbon brush bodies are fixed through the limiting frame in the mounting plate, when the abrasive paper fixing table is inserted into the polishing frame, the pressure spring is pressed to generate constant downward pressure, the bottoms of the carbon brushes are tightly attached to abrasive paper, polishing is synchronously completed in front-back movement of the frame, bottom arc shapes are consistent, contact surfaces are uniform, and polishing efficiency and precision are improved.

The invention discloses an EBSD sample of an AlMoNbTiV-series refractory high-entropy alloy and a preparation method. The preparation method comprises the following steps: cutting a refractory high-entropy alloy sample to be prepared; carrying out step-by-step grinding and mechanical polishing on the EBSD analysis surface of the sample by adopting abrasive paper so as to enable the surface to be smooth and bright, cleaning and blow-drying for later use; preparing an electrolytic polishing solution composed of a methanol solution and a sulfuric acid solution; the refractory high-entropy alloy sample is used as an anode and connected with the positive electrode of a power supply; stainless steel or other steel sheets serve as a cathode and are connected with the negative electrode of the power source, and the refractory high-entropy alloy sample is subjected to electrolytic polishing; and after electric polishing is completed, the refractory high-entropy alloy EBSD sample is rapidly cleaned and blow-dried, and the refractory high-entropy alloy EBSD sample is obtained. The EBSD sample prepared through the method is easy to operate, low in environment temperature requirement and high in resolution rate, expensive equipment such as vibration polishing equipment is not needed, the high resolution rate of the EBSD sample is guaranteed, and low-cost and high-efficiency preparation of the AlMoNbTiV series refractory high-entropy alloy EBSD sample is achieved.

The invention relates to a metallographic sample preparation method of multiplication material ceramic microspheres for a fusion reactor. The metallographic sample preparation method comprises the steps that the multiplication material ceramic microspheres for the fusion reactor are flatly laid at the bottom of a cold inlaying mold; a mixed solution of polyacrylic resin and a curing agent is added into the cold inlaying mold, and the mold is placed at the room temperature to wait for solidification forming; grinding and polishing the molded inlaid sample with the microspheres taken out by using abrasive paper on a grinding and polishing machine, so that the sections of the ceramic microspheres are exposed and smooth; the prepared H2O2 corrosive liquid is heated in a water bath kettle, after the H2O2 corrosive liquid is heated to 60-80 DEG C, the embedded sample is placed in the water bath kettle to be corroded for preset time, and the concentration of the H2O2 corrosive liquid is 10-40%. The preset time is 3-5 min; and taking out, washing with clear water, and coating in an ion sputtering instrument to obtain a sample. According to the method, the H2O2 corrosive agent with proper concentration is adopted, and specific parameters such as heating temperature and corrosion time in the chemical corrosion process are set, so that the problem of clearly observing the grain size of the proliferation material ceramic microspheres under a metallographic microscope is solved.

The utility model relates to novel water-resistant and grinding-resistant abrasive paper, which belongs to the technical field of abrasive paper and comprises an abrasive paper body, the abrasive paper body consists of a paper base layer, a resin filling layer, a grinding layer, a bonding layer, a waterproof layer, a silk thread layer and a waterproof film, the resin filling layer is arranged at the top of the paper base layer, the grinding layer is arranged at the top of the resin filling layer, and the bonding layer is arranged at the bottom of the bonding layer. A bonding layer is arranged on the top of the polishing layer, and a waterproof layer is arranged on the top of the bonding layer. According to the novel waterproof and grinding-resistant abrasive paper, the waterproof layer is installed, waterproof treatment can be conducted on the surface of the grinding layer, the situation that water permeates into the paper base layer from the grinding layer to wet the abrasive paper is delayed, the waterproof performance of the abrasive paper is improved, the resin filling layer is installed, protection is conveniently provided for the paper base layer, and then the overall waterproof performance of the abrasive paper is improved; and the waterproof film is installed, further waterproof protection is provided for the abrasive paper, the situation that water immerses into the abrasive paper along gaps between the paper base layer and all the layers is reduced, and the use quality of the abrasive paper is improved.

The utility model discloses an anti-drop shock-resistant angle grinder protective cover which comprises a cover body, a hoop is arranged at the top of the cover body, a locking mechanism is arranged in the hoop and comprises a screw rod, the screw rod penetrates through the two ends of the hoop, a hexagonal block is fixed to the right end of the screw rod, a nut is connected to the outer side wall of the screw rod in a threaded mode, and the nut is fixed to the outer side wall of the screw rod in a threaded mode. And a fixing cylinder is fixed to the right side of the clamping hoop, two abrasive paper strips are fixed in the fixing cylinder, and a rotating ring is rotationally connected to the outer side wall of the screw rod. According to the anti-falling impact-resistant angle grinder protective cover, the locking mechanism is arranged, a moving cylinder extrudes an ejector block, the ejector block pushes a moving rod, the moving block and an abrasive paper block to move, and the abrasive paper block makes contact with an abrasive paper strip, so that friction force is increased, a rotating ring is prevented from moving rightwards, a screw rotates reversely to drive the rotating ring to move rightwards, movement of the rotating ring is limited, and reverse rotation of the screw is limited; therefore, the locking stability of the clamp is ensured, and the cover body is prevented from falling off due to looseness.

The utility model belongs to the technical field of wear resistance testing devices, and particularly relates to a wear resistance testing device suitable for a piston sealing ring, which comprises a testing cabinet and a control panel arranged on the surface of the testing cabinet, one side of the testing cabinet is connected with a supporting bottom frame, one side of the testing cabinet is connected with a rotating shaft, and the rotating shaft is connected with a rotating shaft. According to the piston sealing ring testing device, the limiting plate is stretched outwards, then a piston sealing ring to be tested is connected to the clamping end of one end of the clamping block, at the moment, the first linkage plate connected with the limiting plate pulls the clamping spring to be elastically stretched, the piston sealing ring to be tested is clamped in the clamping spring, and then the piston sealing ring to be tested is clamped in the clamping spring. The piston sealing ring to be tested is rapidly clamped and stabilized, then the air cylinder is driven to enable the piston sealing ring to be close to the abrasive paper wheel, friction testing is conducted on the piston sealing ring through rotation of the abrasive paper wheel, and then the abrasion loss is weighed through the electronic scale. And the wear resistance of the piston sealing ring can be accurately known.

The utility model discloses a wall putty polishing device which comprises a shell, the shell is square, a square groove is formed in the front face of the shell, a motor is installed on the back face of the shell, a millstone in a Norler triangle shape is arranged in the square groove, abrasive paper is arranged on the front face of the millstone and protrudes out of the square groove, and the motor is connected with the millstone through an eccentric shaft. The moving range of the grinding disc can cover the whole square groove under transmission of the motor and the eccentric shaft. According to the device, internal corner parts such as wall corners and column feet can be electrically polished, secondary manual polishing is avoided, the polishing efficiency is improved, vibration polishing of the wall surface is achieved, and the polishing effect is improved.

A bone joint planer tool grinding device comprises a clamping device and a tooth punching device, a planer tool machining profile is clamped on the clamping device, the tooth punching depth on the machining profile is h1, the tooth punching device comprises an electric control base body and a tooth punching mechanism connected to the electric control base body, and the tooth punching mechanism comprises an adjustable connecting rod and at least one tooth punching assembly. The tooth punching assembly is provided with an abrasive paper positioning hole, the abrasive paper positioning hole is connected with a pressing mechanism, and the connecting rod is provided with at least one set of longitudinal limiting grooves and at least one set of transverse limiting grooves, so that in the tooth punching process of the planer tool in the machining process, the operation convenience and the working efficiency are improved, and in the tooth punching and opposite thorn structure polishing process, the working efficiency is improved. And the production cost is effectively reduced.

The utility model relates to the technical field of polishing devices, and provides an automatic transmission shaft polishing device which comprises a rolling wheel assembly and a supporting shaft, the supporting shaft is fixedly connected to the top of the rolling wheel assembly, and a fixing plate fixedly penetrates through the circumferential face of the supporting shaft. Through mutual cooperation of a rotating shaft, a chain wheel, a chain, a supporting plate and other assemblies, when a stress wheel rotates clockwise, a reciprocating screw rod rotates clockwise, a reciprocating screw sleeve is forced to be stressed to do reciprocating rectilinear motion, and therefore a polishing ring is driven to do reciprocating rectilinear motion; by means of the technical scheme, the abrasive paper arranged on the inner wall of the grinding ring grinds the transmission shaft fixed to the side face of the supporting plate, the abraded position of the surface of the transmission shaft can be ground to be smooth, the transmission shaft can still work normally in the later period, the grinding effect is achieved, and the working efficiency of workers is improved. The problem of a polishing device in the prior art is solved.

The utility model relates to the technical field of chapter grinding, and discloses multifunctional chapter grinding equipment which comprises a metal adsorption device, an upper side sealing structure, a magnetic brush, a grinding structure, a collecting device, a supporting device and a detecting device which are mutually combined for use to play a role, and the whole chapter grinding equipment is divided into three stages of grinding, cleaning and dust collection. Dust generated during grinding can be collected by the collecting device, dust flying during cleaning is avoided, centralized treatment is achieved, a user cannot inhale a large amount of dust, the user is prevented from making contact with the dust in a large amount, and magnetic attraction follow-up cooperation between the metal attraction device and the magnetic attraction brush is achieved. Most dust on the grinding abrasive paper can be brushed and swept in the space formed by the upper side sealing structure and the collecting device, and the situation that the dust scatters and floats everywhere due to the fact that the space is open during brushing and sweeping is avoided.

The utility model relates to the technical field of abrasive paper production, in particular to drying equipment for producing and processing high-efficiency environment-friendly water-based green abrasive paper, which is reasonable in structural design, all parts are coordinated and matched, and a hollow heat transfer turning roller is driven to rotate by a rotary driver. The inner side of the abrasive paper strip is heated through the inner heating pipe and the hollow heat transfer turning roller, and the outer side of the abrasive paper strip is evenly heated through the evenly-distributed outer heating pipes; a pressing roller and an upper abutting assembly are used for conducting pretreatment on the abrasive paper strip guided in through the abrasive paper inlet hole, and part of sand grains which are not implanted ideally are pressed into the sand planting layer; the vibration assembly and the lower abutting assembly are used for conducting small-amplitude high-frequency vibration on the dried sun-cured strip, so that sand grains with unstable sand planting are separated from abrasive paper and fall into the lower area through the hollowed-out plate, and finally the separated sand grains and waste gas generated in the drying process are transferred and treated through the exhaust pipe.

The utility model relates to the technical field of grinding equipment, and discloses a through pipe wire surface grinding machine which comprises an electric box, a power switch is fixedly connected to the lower portion of the front side of the electric box, a workbench is fixedly connected to the upper portion of the electric box, and a platform driving motor is fixedly connected to the right rear side of the upper portion of the workbench. The output end of the platform driving motor is fixedly connected with a screw, the outer side of the screw is in threaded connection with a sliding platform, the upper portion of the sliding platform is fixedly connected with a telescopic air cylinder, the output end of the telescopic air cylinder is fixedly connected with a clamping jaw air cylinder, and the lower portion of the front side of the electric box is fixedly connected with a button box. The left side of the upper portion of the button box is fixedly connected with a scram button, and the right side of the upper portion of the button box is fixedly connected with a start button. According to the utility model, a linkage structure of the platform driving motor, the sliding platform, the telescopic cylinder and the clamping jaw cylinder is adopted, so that the abrasive paper can clamp the through pipe wire and finish the surface grinding action, and the surface grinding stability of the through pipe wire is ensured.

The utility model relates to the technical field of abrasive paper processing, in particular to a rolling device for abrasive paper processing, which comprises a bearing plate, a rolling assembly is arranged on the right side of the top of the bearing plate, the rolling assembly comprises a fixing plate, the bottom of the fixing plate is fixedly connected with the bearing plate, a motor is arranged on the top of the right side of the fixing plate, and the motor is connected with the bearing plate. The output end of the motor penetrates through and extends to the left side of the fixing plate, a rotating rod is arranged at the output end of the motor, four clamping holes are formed in the two sides of an inner cavity of the rotating rod at equal intervals, and the two sides of the surface of the rotating rod are each sleeved with a baffle. After the matched wind-up roller is selected according to the width of abrasive paper, the baffle, the limiting disc and the sliding sleeves on the left side are taken down from the rotating rod, then the wind-up roller is arranged on the rotating rod in a sleeved mode, then the baffle, the limiting disc and the sliding sleeves on the left side are arranged on the rotating rod in a sleeved mode, then the two sliding sleeves move inwards, the baffles are driven by the sliding sleeves to move inwards, and the wind-up roller is driven to rotate. And the baffle drives the limiting disc to move inwards.

The utility model provides a compound punching die device for polishing abrasive paper, which relates to the technical field of punching die processing, and comprises an operation table, the top of the operation table is fixedly connected with a fixing frame, the bottom of the fixing frame is provided with a first sliding chute, and the top of the fixing frame is fixedly provided with a first sliding rail; a sliding frame is slidably embedded in the outer surface wall of the first sliding rail, two second sliding rails are fixedly installed on one side of the outer wall of the sliding frame, and a hydraulic cylinder is fixedly connected to the top of the sliding frame. According to the automatic feeding device, under the interaction of all the components of the automatic feeding device, the automatic feeding function in the punching process is achieved, frequent manual positioning and feeding are avoided, the labor cost and the operation error rate are reduced, the production efficiency is greatly improved, in addition, the size precision of punched abrasive paper can be guaranteed, and the large-scale production requirement can be met.

The invention belongs to the field of hard coatings, and particularly relates to an ice skate blade TiN composite coating and a preparation method thereof.The ice skate blade TiN composite coating comprises a titanium bottoming layer, a heat conduction regulation and control layer and an ice scrap repelling layer which are sequentially arranged from inside to outside; the heat conduction regulation and control layer is of a columnar crystal TiN structure doped with rare earth elements and has the following characteristics that when the interface temperature is larger than or equal to-25 DEG C and smaller than 0 DEG C, the heat conductivity ranges from 3 W / mK to 8 W / mK; when the interface temperature is greater than or equal to 0 DEG C and the shear stress is less than 1.0 GPa, the columnar crystal maintains the initial orientation, and the thermal conductivity is 8-12W / mK; when the interface temperature is greater than or equal to 0 DEG C and the shear stress is 1.0-2.0 GPa, the columnar crystal is subjected to orientation rearrangement under the action of shear force, and the thermal conductivity is 22-30W / mK. The heat conduction regulation and control layer can rapidly generate a water film at low temperature and rapidly dissipate heat at high temperature and high shear force, so that the water film is prevented from being too thick. The ice scrap repelling layer can actively promote the ice scraps to be quickly separated from the ice skate blade, and the abrasive paper effect generated by ice scrap accumulation is avoided.