67results about "Brushes manufacture" patented technology

The application relates to the technical field of carbon product processing equipment, and particularly discloses a carbon product continuous production method and device. The carbon product continuous production device comprises a workbench, a rotating disc rotatably connected to the middle part of the workbench, and a feeding mechanism, a drilling mechanism, a slotting mechanism, a threading mechanism and a discharging mechanism installed on the upper end face of the workbench; the feeding mechanism, the drilling mechanism, the slotting mechanism, the threading mechanism and the discharging mechanism are sequentially arranged around the rotating disc; and a plurality of clamps and adjusting mechanisms are installed on the rotating disc. The carbon product continuous production device is characterized in that a plurality of processing stations are arranged outside the rotating disc, the clamps are driven to rotate by the rotating disc, the positions of the clamps are adjusted, the states of the clamps are adjusted in cooperation with the adjusting mechanisms, the clamps can drive the carbon brushes to present different postures in different processing stations, the processing device is matched, the efficient continuous processing of the carbon brushes is realized, and the processing efficiency of the device is improved.

The utility model discloses a continuous electric brush assembling device, which belongs to the technical field of electric brush damping fin mounting equipment and comprises a processing table, and a conveying device is arranged on the processing table. The mounting frame is fixedly mounted on the front side wall surface of the processing table; the pasting device is arranged on the mounting frame; the pasting device comprises a second air cylinder fixedly installed on the rear side wall face of the installation frame. The mounting sleeve is arranged on the machining table; the vacuum suction cup is slidably mounted in the mounting sleeve and fixedly connected with the telescopic end of the second air cylinder; the connecting groove is formed in the top wall surface of the mounting sleeve and is T-shaped; the feeding frame is fixedly mounted on the top wall surface of the mounting sleeve and corresponds to the interior of the front side of the connecting groove; and an auxiliary mechanism. By arranging the mounting frame, the process of taking the damping fins can be removed, time is saved, production efficiency is improved, products can be continuously conveyed by arranging the conveying device, working efficiency is improved, products of various thicknesses can be operated, and the application range is widened.

The utility model relates to the technical field of motor production, in particular to a stamping device for correcting a metal sheet. Comprising an assembling table, a manual press is fixedly arranged on the upper surface of the assembling table, an assembling mechanism is arranged under a pressing rod of the manual press, a linkage mechanism is arranged on the outer side of the assembling mechanism and the outer side of the pressing rod of the manual press, the assembling mechanism comprises a lower mold fixedly arranged on the upper surface of the assembling table, and a positioning groove is formed in the top of the lower mold; and movable grooves are symmetrically formed in the inner bottom surface of the positioning groove. According to the utility model, after the metal conducting strip is placed at the top of the clamping piece in the shell and the shell is placed in the positioning groove, the pressing rod of the manual press drives the assembling rod to vertically move downwards, and after the V-shaped groove abuts against the metal conducting strip, the position of the metal conducting strip is finely adjusted on the inner wall of the V-shaped groove, so that the metal conducting strip is corrected; and the metal conducting strip is pressed to be accurately clamped and fixed with the clamping piece, so that the condition of poor contact of the metal conducting strip in the shell is avoided.

The invention provides a gantry type conductive slip ring brush wire angle forming device and method. The gantry type conductive slip ring brush wire angle forming device comprises a bending base, a motor driving device, a ball screw transmission mechanism, a symmetrical bending connecting rod mechanism, a gantry type fixing rack, a main linear sliding table and a control system. A vertical motor drives a ball screw transmission mechanism, so that a linear platform on the ball screw transmission mechanism slides up and down, a connecting rod at the lower end of a bending connecting rod mechanism is driven to rotate around the bending direction of brush wires, and a row of brush wires on the left and right sides are symmetrically bent. The connecting rod mechanism and the transmission mechanism are fixed to the bending base and hoisted to the gantry rack. The main linear sliding table transports the brush wire base to move front and back, the bending mechanism continuously bends multiple rows of brush wires, and finally machining is completed. The device is high in bending precision, good in consistency and high in automation degree, and can effectively solve the practical problems in the current conductive slip ring brush wire angle forming mainly based on manual bending.

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 belongs to the technical field of carbon brush polishing devices, and discloses a graphite carbon brush polishing device which comprises a base and further comprises a polishing assembly, a graphite carbon brush polishing assembly and a graphite carbon brush polishing assembly. A supporting plate, wherein a carbon brush body is placed in the supporting plate; the fixing assembly is movably connected to the interior of the supporting plate; through cooperation of the pressing plates, the second clamping plates, the square clamping blocks and the like, the carbon brush body is fixed conveniently, rapidly and conveniently, the two sides of the carbon brush body are clamped through the two second clamping plates, then the carbon brush body is prevented from moving in the horizontal direction, and meanwhile the friction force and resistance of the rubber gaskets are used for fixing the carbon brush body. And finally, through cooperation of a square clamping block and a clamping groove, the position of a pressing plate after downward movement is locked, then the carbon brush body is conveniently, rapidly and accurately fixed, the situation that the polishing effect is affected due to looseness of the carbon brush body is avoided, and meanwhile the convenience and practicability of the device are improved.

A method of producing an electric brush configured to transmit electric current between a stationary part and its moving counterpart, the method comprising: producing a composite material, including: a) mixing 85 to 99 wt% copper powder having a particle size of 10-500 µm with 0.5 to 5 wt% graphene to obtain a material mixture, the weight percentages being based on the composite material as a whole; and b) subjecting the material mixture to hot isostatic pressing at a temperature of between 650 and 950 °C and under a pressure of 1500 to 2000 bar for at least 1 hour to form the composite material. The method further comprises shaping the composite material as an electric brush.

The present application relates to the field of rail transit vehicle carbon brush technology, in particular to a rail transit grounding carbon brush device based on high-purity rare earth and graphite compound and a method thereof, comprising a grounding device, the grounding device comprising a brush holder, a pre-tightening piece arranged inside the brush holder and used for applying a pre-tightening force to the graphite carbon brush, a connecting piece connected to the bottom of the pre-tightening piece, and an electromagnetic driving piece used for regulating the pre-tightening force intensity of the pre-tightening piece through the connecting piece. The present application regulates the compression of the pressing plate on the first spring by constructing the linkage compensation structure of the electromagnetic driving piece, the connecting piece and the pre-tightening piece, so as to realize the automatic compensation of the pre-tightening force. The structure makes the contact pressure of the graphite carbon brush stable after wear, and avoids the poor conduction caused by insufficient pressure.

The application relates to the technical field of intelligent sensors, in particular to a production mold and production process of an electric brush for a conductive plastic sensor, which comprises the following steps: according to monitoring data of each stamping, analyzing the distance between the fillet radius and the target and the correlation between the contact pressure and the punch displacement, the yield strength and the elastic modulus, and determining data abnormal characteristic values; according to the monitoring data of each stamping, analyzing the difference between the actual measurement value and the model prediction value of the contact pressure, and the adjustment consistency of the punch displacement, the contact pressure and the fillet radius, and determining equipment abnormal characteristic values; according to the data abnormal characteristic values, the equipment abnormal characteristic values and the monitoring data of the current blanking period, correcting the next stamping stroke instruction, and then carrying out welding and detection processing. Through the determination of the data abnormal characteristic values and the equipment abnormal characteristic values, the correction accuracy of the stamping stroke instruction is effectively improved, and the production quality of the electric brush is improved.

The present application relates to the technical field of brush plate detection, in particular to a kind of brush plate electrode detection assembly line and detection method.It includes work platform, work platform is sequentially provided with two stamping detection table from left to right, a welding station, four unified detection table, an outline detection table and a dust absorption table, the lower side of stamping detection table, welding station, unified detection table, outline detection table is provided with positioning fixture, brush plate body is placed on positioning fixture.The present application detects the spring force by unified detection table, ensures that the force of each spring to push carbon brush meets the requirements, ensures the normal use of brush plate, and the four unified detection table is arranged to detect the spring corresponding to carbon brush, to ensure that the pressure of carbon rod in corresponding carbon brush on current collector ring is the same, so as to achieve the same wear degree of corresponding carbon rod, ensure that corresponding carbon rod can form complete loop with current collector ring, avoid the situation that the two are inconsistent.

An electric brush configured to transmit electric current between a stationary part and its moving counterpart, the electric brush comprising a composite material for contacting the moving counterpart, the composite material comprising: a) 85 to 99 wt% copper; b) 0.5 to 5 wt% of graphene; c) 0.5 to 3 wt% of ceramic nanoparticles having a size of between 5 to 100 nm; wherein the weight percentages are based on the composite material as a whole.

The invention discloses a thermal power carbon brush body copper plating and wire welding process, and relates to the technical field of thermal power carbon brushes. The carbon brush comprises a carbon brush body, the end face of the carbon brush body is of an arc-shaped structure, arc grooves which are evenly distributed are formed in the arc-shaped end face of the carbon brush body, the direction of the arc grooves is parallel to the rotation direction of the sliding ring, and exhaust grooves are formed in the arc-shaped end face of the carbon brush body and are obliquely arranged. Two ends of the exhaust groove are respectively arranged on the inner sides of diagonal corners of the arc-shaped end face of the carbon brush body. According to the invention, the problems that a carbon brush wire and a brush body of a slip ring chamber of a thermal generator set are in continuous high temperature, due to material characteristic difference and different expansion coefficients, microscopic distortion is found, high-temperature oxidation and local loosening occur at a wire riveting part, so that the connection resistance is in a multiplicative increasing trend, and the service life is prolonged can be effectively solved. The problem that the carbon brushes distributed on the surface of the slip ring are unevenly distributed due to annular airflow generated by the slip ring and the carbon brushes when the slip ring rotates rapidly is effectively solved.

The invention discloses a carbon brush composite material for an unmanned aerial vehicle motor and a preparation method of the carbon brush composite material, and the carbon brush composite material is prepared from the following components in parts by weight: 65-80 parts of electrolytic copper powder, 20-40 parts of crystalline flake graphite powder, 3-9 parts of modified carbon fibers, 3-9 parts of modified graphene oxide, 10-25 parts of phenolic resin powder and 3-6 parts of molybdenum disulfide. According to the prepared carbon brush, through cooperative enhancement of multi-dimensional carbon components, high unification of high conductivity, excellent mechanical strength and wear resistance is achieved, commutation sparks and operation noise are effectively restrained through the unique microstructure in the carbon brush, energy loss is reduced, the working current of a motor is stable, the rectification characteristic is excellent, shock resistance and wear resistance are achieved, and the service life of the motor is prolonged. And the stability and the service life of the unmanned aerial vehicle motor under a high-speed working condition are remarkably improved.

The application discloses a kind of carbon brush automatic assembly equipment, applied in carbon brush automatic assembly equipment field, and its technical solution main points are: including pedestal;The pedestal is equipped with carousel assembly, the pedestal is sequentially equipped with shell up-down component along the rotation direction of carousel assembly, spring loading handling component, carbon brush loading assembly component for realizing carbon brush loading and straightening after the wire at the bottom of carbon brush is arranged, wire pulling assembly for straightening the wire of carbon brush, wire clamping welding assembly for clamping and welding the wire of carbon brush with pin, carbon brush pressure detection component for detecting the down springback force of carbon brush, wire cutting assembly for cutting the residual head of wire, and carbon brush visual detection component for detecting wire welding spot;With technical effect is: realize carbon brush automatic assembly, improve carbon brush assembly efficiency and assembly quality.

The invention discloses a combined conductive ring, which comprises a ring body and a conductive brush, the ring body is provided with a plurality of mounting cavities, and the mounting cavities are internally provided with channels for conductive parts to extend out; the conductive brush comprises an elastic conductive support and a conductive wire bundle, and one end of the elastic conductive support is a fixed end and is fixedly connected to the ring body; the other end of the elastic conductive bracket is a free end and is used for clamping and fixing the conductive wire bundle; the middle part of the elastic conductive support is provided with an elastic part, and the elastic part is accommodated in the installation chamber. And the assembly state of the elastic part generates elastic pre-tightening force for pushing the free end and the conductive wire bundle to extend towards the inner side of the ring body, so that the end part of the conductive wire bundle is propped against the surface of the shaft body. According to the invention, the self-compensation of the conductive brush is realized without an additional compensation mechanism, the compensation force is flexible and controllable, and the long-term stable use of the conductive brush is ensured.

The invention starts from a bearing assembly with a brush assembly (10), the brush assembly comprising a flange (44) and at least one brush (18) fixed to the flange (44). It is proposed that the flange (44) is fixed to a bearing ring (14) of the bearing assembly at least by means of a recess (30) of the bearing ring (14).

The invention relates to the technical field of carbon brush production, and discloses a metal graphite composite carbon brush forming machine filling device and a using method thereof.The metal graphite composite carbon brush forming machine filling device comprises a forming mechanism, a filling mechanism and a stock bin, the stock bin and the filling mechanism are connected through a hose, a rotating shaft is arranged in the stock bin, and the rotating shaft is provided with a plurality of stirring mechanisms in parallel in the axis direction; each stirring mechanism comprises a plurality of blades, each blade is provided with a plurality of spindle parts, each spindle part is internally provided with a cavity, and the surface of each spindle part is provided with a plurality of through holes communicated with the cavity. Metal particles and graphite particles are mixed in a mixing area under the action of a guide area through blades which are arranged in an inclined mode, enter a cavity through through holes and enter a treatment bin through gravity and centrifugal force. And under the action of the steel plate, the metal particles and the graphite particles are in a pre-pressing state.

The invention relates to a sliding contact member, a composition for producing the sliding contact member and a process for manufacturing the sliding contact member.

The invention provides a conductive slip ring brush wire bending detection integrated device which comprises an optical platform bottom plate, a linear moving platform, a wire cutting module, a bending module, a pressure detection module and a visual detection module. The wire cutting module, the bending module, the pressure detection module and the visual detection module are sequentially installed above the linear moving platform and the optical platform bottom plate, the brush wire assembly is driven by the linear moving platform to move, and manufacturing is completed after brush wire cutting, brush wire bending, ring brush contact pressure detection and visual angle and parallelism detection. The device integrates wire cutting, bending, pressure detection and visual detection of the brush wires, and the conductive slip ring brush wire bending process can be automatically completed in a high-precision mode.

The invention discloses a conductive slip ring brush assembling and adjusting tool, and relates to the technical field of conductive slip rings. Comprising a base, a dovetail protrusion part is arranged on the base, and a plurality of electric brush assemblies are arranged on the dovetail protrusion part in a matched mode; the electric brush assembly comprises a supporting frame arranged on the base in a matched mode, two electric brush positioning plates are fixedly arranged on the supporting frame, and the two electric brush positioning plates are electrically connected through a wire. Welding operation can be conveniently achieved, and the electric brush wires are prevented from being mutually pulled and damaged; the components can be effectively prevented from colliding with each other and toppling over, the fixing is reliable, and the operation convenience can be effectively improved; the technical problems that when an existing electric brush assembly is installed and adjusted, the process difficulty is large, operation is inconvenient, and the assembly is prone to being damaged are solved.

This invention relates to the field of carbon brush processing, specifically disclosing an automated carbon brush processing method and equipment. The automated carbon brush processing equipment includes a turntable A and a turntable B, which are arranged side-by-side with their upper surfaces on the same horizontal plane. A welding station is provided between the turntables A and B, and loading and unloading stations are provided on the sides of both turntables A and B. A clamp A for holding the carbon brush block is mounted on the turntable A. This automated carbon brush processing method and equipment can achieve automated welding of the carbon brush block and the lead wire mechanism. The lower end of the lead wire extends out of the sleeve, and the extended lead wire is centered and bent so that the bent part of the lead wire contacts the protruding welding position of the carbon brush block, thereby facilitating the welding of the carbon brush and the lead wire together, improving the efficiency and effect of carbon brush processing.

The invention discloses automatic carbon brush assembling equipment, which is applied to the field of automatic carbon brush assembling equipment, and is characterized by comprising a base, a turntable assembly is arranged on the base; the base is sequentially provided with a shell feeding and discharging assembly, a spring feeding and carrying assembly, a carbon brush feeding and assembling assembly and a wire pulling assembly in the rotating direction of the rotating disc assembly, wherein the carbon brush feeding and assembling assembly is used for feeding carbon brushes and straightening and then assembling wires at the bottoms of the carbon brushes, and the wire pulling assembly is used for straightening the wires of the carbon brushes. The wire clamping and welding assembly is used for clamping and welding a wire and a pin of a carbon brush, the carbon brush pressure detection assembly is used for detecting the pressing resilience force of the carbon brush, the wire cutting assembly is used for cutting off the residual head of the wire, and the carbon brush visual detection assembly is used for detecting a welding spot of the wire. The carbon brush assembling device has the technical effects that automatic assembling of the carbon brush is realized, and the assembling efficiency and the assembling quality of the carbon brush are improved.

The metal graphite grounding brush including silver is made in slide contact with a peripheral surface of an axle and grounds the axle. The mass ratio between silver and carbonaceous components including a volatile component in the brush is silver above 30 % and up to 90 % and carbonaceous components less than 70 % and down to 10 %. When the total of silver and carbonaceous components is made 100 %, the volatile component is down to 2.0 % and up to 15 %. The brush grounds the axle reliably so that noise from a car radio is reduced and has a long service life and mechanical strength.

This invention discloses a conductive ring and its usage method, including a support ring frame and multiple flow guiding structures. The multiple flow guiding structures are arranged circumferentially at intervals along the support ring frame. Each flow guiding structure includes a mounting cavity, a mounting plate, a flat plate, a guide block, a constant force drive unit, and a brush head. The mounting cavity is fixedly connected to the mounting plate. The flat plate and the guide block are both movably disposed within the mounting cavity, and the guide block is fixedly connected to the flat plate. The constant force drive unit is disposed within the mounting cavity. The movable part of the constant force drive unit is subjected to continuous lateral tension and cooperates with the guide block through an inclined movement path. The brush head is mounted on one side of the flat plate and can extend out of the mounting cavity corresponding to the center of the conductive ring. This invention has the advantages of adaptively adjusting the position of the brush head when it wears, ensuring the brush head always remains in contact with the rotating shaft contact surface, allowing the conductive ring to operate stably while fully utilizing the brush head; and avoiding the generation of strong electromagnetic pulses during discharge, which could affect the signals of surrounding electronic devices.

The invention relates to the technical field of electric brush plate detection, in particular to an electric brush plate electrode detection assembly line and a detection method. The device comprises a working platform, two stamping detection tables, a welding table, four unified detection tables, an appearance detection table and a dust collection table are sequentially arranged on the working platform from left to right, positioning jigs are arranged on the lower sides of the stamping detection tables, the welding table, the unified detection tables and the appearance detection table, and an electric brush plate body is placed on the positioning jigs. The elastic force of the springs is detected through the unified detection tables, it is ensured that the force of each spring for pushing the carbon brush meets the requirement, normal use of the electric brush plate is ensured, meanwhile, the four unified detection tables are arranged to detect the springs of the corresponding carbon brushes, it is ensured that the pressures of carbon rods in the corresponding carbon brushes on the collecting ring are the same, and the detection efficiency is improved. Therefore, the wear degrees of the corresponding carbon rods are the same, a complete loop can be formed between the corresponding carbon rods and the collector ring, and the situation that the carbon rods and the collector ring are inconsistent is avoided.

The invention relates to electric brush assembling equipment which comprises a rack, a rotary dividing device and a plurality of assembling jigs. The rotary dividing device is arranged on the rack and comprises a rotary disc and a driving mechanism, and the rotary disc rotates intermittently. The assembling jigs are evenly distributed along the periphery of the rotating disc, and each jig comprises a jig base, an inner mold, a Hall pin supporting piece and a power source pin supporting piece. The jig base is fixed on the turntable; a positioning structure is arranged at the top of the inner mold; the Hall pin supporting sheet is fixed on the base and penetrates through the through hole of the inner mold, and the upper end of the Hall pin supporting sheet is bent to be matched with the Hall pin; the power supply pin supporting sheet is similar to and adapts to the bending of the power supply pin. And the plurality of workstations are arranged in a surrounding manner and sequentially comprise vacancy detection, two groups of Hall pin assemblies, two groups of power supply pin assemblies, carbon brush main body assembly, press fitting, visual detection and blanking mechanisms. According to the scheme, full-automatic assembly is achieved, the production efficiency is improved, manual errors are reduced, and the product consistency and the yield are improved.

This invention discloses an assembly device and control method for a motor carbon brush. The assembly device includes: a base; a carbon brush holder; a radial slide rail; a radial slide block that can only slide along the radial slide rail, and the radial slide block has a first tangential groove and a second tangential groove arranged in parallel; a left clamping block with a left protrusion that can only slide along the first tangential groove; a right clamping block with a right protrusion that can only slide along the second tangential groove; a gear whose central axis is fixed to the radial slide block and meshes with the left and right clamping spur teeth; a pin on the radial slide block that can fit into the compression spring of the carbon brush component; and a controller that is electrically connected to a first drive device and a second drive device respectively. The pin can drive the compression spring to insert into the carbon brush holder, and the left and right protrusions can bend the sealing plate of the carbon brush holder towards the central axis of the carbon brush holder. This invention has the advantages of low cost, safety and reliability, convenient assembly, and high working efficiency.

The invention relates to a sliding contact member, a composition for producing the sliding contact member and a process for manufacturing the sliding contact member.

The invention discloses a self-lubricating silver-based composite conductive slip ring-brush wire system for a spacecraft. The self-lubricating silver-based composite material conductive slip ring-brush wire system for the spacecraft is composed of a self-lubricating silver-based composite material conductive slip ring and AuNi9 brush wires. The conductive slip ring is prepared from the following components in percentage by mass through resonance sound mixing depolymerization treatment and vacuum hot pressing sintering: 75-89% of Ag powder, 10-20% of a reinforcing phase and 1-5% of a lubricating phase. According to the self-lubricating silver-based composite conductive slip ring-brush wire system for the spacecraft, the problem that a nanophase is prone to agglomeration is solved, uniform dispersion of the nanophase in a silver matrix is achieved, and therefore the material has excellent self-lubricating performance and abrasion resistance while high conductivity is kept.