125 results about "Ceramic bearing" patented technology

The invention provides a method, a system and a device for detecting surface defects of a ceramic bearing roller. The method comprises the following steps: acquiring an original image matrix and an original point cloud of the surface of the ceramic bearing roller in the same state; preprocessing the original image matrix and the original point cloud to obtain a preprocessed image matrix and a preprocessed point cloud; performing wavelet transform processing on the preprocessed image matrix to obtain a low-frequency multi-scale feature matrix; performing weighted fusion on the low-frequency multi-scale feature matrix and the surface roughness to obtain a multi-modal fusion feature matrix; the surface roughness is obtained based on the preprocessed point cloud; reasoning surface defects of the to-be-detected ceramic bearing roller based on the surface defect detection model to obtain a defect detection result of the surface of the ceramic bearing roller; the surface defect detection model is obtained by training a surface defect detection pre-training model based on the multi-modal fusion feature matrix. The method can improve the identification accuracy and the measurement precision of the ceramic bearing roller surface microdefects.

The invention relates to the technical field of mechanical structure state monitoring, in particular to a full-ceramic bearing wear state recognition method, which comprises the following steps of: acquiring a vibration signal of an outer ring of a full-ceramic bearing to be recognized in the operation process of the full-ceramic bearing under a specified working condition; acquiring specified characteristic parameters in the time domain characteristics of the vibration signal according to the vibration signal; according to specified characteristic parameters and a first function formula, obtaining a wear loss predicted value of the to-be-identified full-ceramic bearing; the first function formula is a simulated vibration signal obtained by simulating the full-ceramic bearing through a preset condition Wasserstein generative adversarial network model, a real vibration signal of the full-ceramic bearing obtained through an experiment, and preset category label information; processing to obtain a function formula between the specified characteristic parameters and the abrasion loss of the full-ceramic bearing; the category label information comprises the vibration frequency of the outer ring and / or the inner ring when the full-ceramic bearing breaks down under the specified working condition.

The utility model provides an insulating ceramic bearing, and belongs to the technical field of bearings. The problem of poor stability in the prior art is solved. The insulating ceramic bearing comprises an outer ring, an inner ring, a retainer and balls, the outer ring, the inner ring and the retainer are made of insulating materials, the balls are made of ceramic materials, the balls are circumferentially and uniformly connected onto the retainer, the balls positioned by the retainer are uniformly distributed between the outer ring and the inner ring, and the insulating ceramic bearing further comprises a disc-shaped positioning disc. A protruding connecting part is arranged on the outer edge of the positioning disc, a concave positioning groove is formed in the inner side of the outer ring, a connecting seat which is a step seat is arranged at an outer end opening of the inner ring, the positioning disc is arranged on the connecting seat in a sleeved mode, and the connecting part of the positioning disc is embedded in the positioning groove. And the inner edge of the positioning disc is propped against the end part of the connecting seat under the elastic action of the connecting part. The insulating ceramic bearing is high in stability.

The utility model discloses a kind of silicon nitride ceramic bearing dynamic balance test tool, belong to dynamic balance test field.A kind of silicon nitride ceramic bearing dynamic balance test tool, including rack and the positioning frame of detachable installation on rack, further include: rotation is installed on the rack gas expansion shaft, wherein, the gas expansion shaft is provided with the driving part for driving gas expansion shaft rotation;At least two groups of laser vibration meter, the laser vibration meter is set on gas expansion shaft upper end, wherein, the laser vibration meter is provided with adjusting member;Positioning frame of sliding connection on the rack;The utility model can realize the quick positioning of multiple silicon nitride ceramic bearings by using gas expansion shaft, subsequently under the driving of driving part, make multiple silicon nitride ceramic bearings rotate, and the position adjustment of multiple laser vibration meters using adjusting member, can realize one-to-one monitoring, to improve silicon nitride ceramic bearing dynamic balance detection quality and efficiency.

This invention relates to an apparatus and method for preparing magnesium alloy wire for arc additive manufacturing by pulsed current-assisted hot drawing with a roller die, belonging to the field of magnesium alloy wire preparation technology. The apparatus includes a pay-off frame, a straightener, a tubular heating furnace, a pulse power supply, a roller die, and a drawing machine. The roller die includes a roller die frame and roller sets. The roller die frame includes an elliptical roller die frame and a circular roller die frame. The elliptical roller die frame contains an elliptical roller set, and the circular roller die frame contains a circular roller set. The rollers of the elliptical and circular roller sets are fixed to the elliptical and circular roller die frames by high-temperature resistant ceramic bearings. This method uses a pulsed current to connect the electrodes to the rollers and the pulse power supply, transmitting the pulsed current to the wire through the rollers. Furthermore, the rollers and wire maintain close contact at all times, avoiding or even eliminating the adverse effects of friction and arcing between the electrodes and wire on the surface quality of the wire during conventional electroplastic drawing.

The application relates to the field of bearing ball preparation, and discloses a forming die and a preparation process of a thermal shock-resistant silicon nitride ceramic bearing ball, which comprises a die base, a DC motor is installed at the top of the die base, a transmission rod is rotationally connected to the top of the die base, a guide rod is fixedly connected to the top of the die base, the output end of the DC motor is fixedly connected with one end of the transmission rod, a guide screw is fixedly connected to one end of the transmission rod, and a sliding frame is threadedly connected to the outside of the guide screw. The die plate is arranged to slide on the top of the mounting base through the sliding T block, and is limited through the limiting block; when the user pushes the push block, the limiting block can be retracted into the limiting body, the die plate can be conveniently disassembled, disassembled and installed, the die plate can be conveniently disassembled, replaced and cleaned, and the problem of inconvenient disassembly and installation of the die plate is solved.

The invention discloses a ceramic softening device for ceramic production, and relates to the technical field of ceramic production and processing.The ceramic softening device comprises a base, a hollow rotating platform is arranged on the base in a matched mode, a fixed driving disc is fixedly arranged on the inner side of the hollow rotating platform, and a fixed wheel edge is arranged on the periphery of the fixed driving disc in a surrounding mode; a plurality of ceramic bearing supports used for bearing ceramic products are arranged on the hollow rotating platform in a surrounding mode, each ceramic bearing support comprises a rotating wheel which is rotationally connected with the hollow rotating platform and matched with the edge of the corresponding fixed wheel, and a supporting rod is detachably arranged in the center of each rotating wheel. And a supporting block for supporting the inner wall of the ceramic product is arranged at the top of the supporting rod. When in use, the outer surface and the inner surface of the ceramic product can be fully moistened, the water replenishing operation on the surface of the ceramic product is realized, the plasticity of clay is effectively maintained, the internal stress generated by non-uniform shrinkage in the drying process is reduced, and the defects of warping, cracking and the like are avoided.

Disclosed is a production process for a ceramic bearing component part (1), in which the process comprises the steps of: providing (S1) a ceramic bearing component part (1) having a naturally generated oxide layer (4) having a first thickness (d1), and at least partially modifying (S2, S3, S4, S5) the naturally generated oxide layer (4) on the surface of the ceramic component (1) and / or of the ceramic material.

The utility model provides a high-compression-resistance ceramic bearing, and belongs to the technical field of bearings. The problem of poor stability in the prior art is solved. The high-compression-resistance ceramic bearing comprises balls, a retainer, an outer ring and an inner ring, the outer ring and the inner ring are made of ceramic materials, the inner ring is sleeved with the outer ring, the retainer is connected between the outer ring and the inner ring, the balls are evenly distributed on the retainer in the circumferential direction, a blocky connecting block is arranged on the lower portion of the outer ring, and the connecting block is connected with the outer ring. The device further comprises plate-shaped connecting plates used for being fixed to a support or a rack. The number of the connecting plates is two, and the two connecting plates are symmetrically arranged on the two sides of the connecting block. The high-compression-resistance ceramic bearing is high in stability.

The invention provides a medium / long wave dynamic regulation and control filter for an infrared detector. The upper-layer rotatable superstructure unit layer is composed of a lower-layer fixed superstructure unit layer, and the upper-layer rotatable superstructure unit layer is driven by a micro stepping motor to rotate around a central shaft of the silicon nitride ceramic bearing. And multi-band dynamic regulation and control: through rotation of an upper-layer medium, medium wave and long wave dynamic detection of different bands can be realized. Through the design of the resonant ring units and the optimization of geometric parameters, the broadband high transmission of a target wave band and the high suppression of a non-target wave band are realized, the interference of the non-target wave band is filtered out, and the signal-to-noise ratio is improved. According to the invention, a traditional multi-stage optical filter stack or light splitting assembly is abandoned, and multiband filtering and switching are realized through a single metamaterial device. The light source is bonded to a staring type imaging detector (such as a HgCdTe focal plane array) through epoxy resin, additional light path adjustment is not needed, and integration complexity and cost are reduced.

This application relates to the field of ceramic bearings, and in particular to a corrosion-resistant, high-hardness sapphire bearing. A corrosion-resistant, high-hardness sapphire bearing includes a sapphire inner ring, a sapphire outer ring, a cage, ceramic balls, and a dust cover. The cage has a plurality of ball-retaining grooves; the ceramic balls are disposed within the ball-retaining grooves; a grease channel communicating with the ball-retaining grooves is formed on the surface of the cage; the dust cover has an injection hole; and a rubber plug is fixedly connected to the injection hole of the dust cover. In this application, the corrosion-resistant, high-hardness sapphire bearing allows grease to be injected into the surface of the ceramic balls through the injection hole of the dust cover. Specifically, the grease sequentially passes through the injection hole of the dust cover and the grease channel formed by the cage to adhere to the surface of the ceramic balls. Rotating the sapphire bearing evenly disperses the grease across the surface of the ceramic balls, effectively simplifying the grease replenishment process for sapphire bearings.

The application discloses a kind of preparation methods of high wear-resistant ceramic composite bearing, comprising the following steps: S1, raw material gradient premix preparation;S2, gradient green compact forming and furnace loading;S3, magnetron sputtering (SPS) collaborative sintering;S4, ceramic body interface activation treatment;S5, / hydroxyapatite gradient transition layer preparation;S6, precision post-processing and performance detection.The application solves the problem that traditional ceramic bearing causes inner and outer layer performance homogenization due to raw material homogenization mixing, sintering density is insufficient, interface treatment is simple, coating adhesion is weak and easy to fall off, and post-processing precision is low, which makes it difficult to meet the demand of high wear-resistant, high stability and severe working condition.

The invention relates to the technical field of diamond film preparation, in particular to an assembly and device for preparing a diamond film on the surface of a full-ceramic bearing ring, and the assembly comprises a heating component which comprises a plurality of hot wires arranged at equal intervals with the surface of the bearing ring; the rotating component is used for driving the bearing ring to rotate; the base is used for mounting the heating component and the rotating component; the cover body is buckled on the base, and a reaction chamber is defined by the base and the cover body; the heating component and the rotating component are arranged in the reaction chamber; an air inlet and an air outlet are further formed in the cover body, and the air inlet is used for being connected with an external air supply device; the device comprises the chemical vapor deposition assembly, a gas supply device, a motor, a power supply system and a cooling water channel. The hot wires and the surface of the bearing ring are arranged at equal intervals, and the bearing ring is driven to rotate at a constant speed through the rotating component, so that all surface areas are subjected to the same thermal radiation and gas decomposition environment, and the deposition efficiency and the film layer quality are improved.

The utility model relates to the technical field of spray washing towers, and discloses a corrosion-resistant spray washing tower, which solves the problems of poor corrosion resistance and insufficient waste gas treatment of the existing spray washing tower, and comprises a glass fiber reinforced plastic tower body, a gas inlet pipe is arranged at the bottom end of one side of the glass fiber reinforced plastic tower body in a penetrating manner, and a gas outlet pipe is arranged at the bottom end of the other side of the glass fiber reinforced plastic tower body. An exhaust pipe is arranged at the top end of the glass fiber reinforced plastic tower body, an aluminum alloy sprayer is arranged at the top end in the glass fiber reinforced plastic tower body in a penetrating mode, an aluminum alloy dispersion exhaust mechanism is arranged at the bottom end in the glass fiber reinforced plastic tower body, and a first aluminum alloy honeycomb reactor and a second aluminum alloy honeycomb reactor are arranged in the middle in the glass fiber reinforced plastic tower body. The aluminum alloy dispersion exhaust mechanism is composed of a hollow disc, a plurality of air nozzles and a dispersion screen plate, the hollow disc is rotationally connected with the air inlet pipe through a ceramic bearing, the air nozzles are connected to the side edge of the bottom end of the hollow disc, and the air inlet pipe is sleeved with the dispersion screen plate; by means of the spray washing tower, the corrosion resistance can be improved, and meanwhile the waste gas treatment effect is improved.

The invention discloses a bias voltage introduction and vacuum ionization prevention all-dimensional coating tool, and belongs to the technical field of vacuum coating. The tool is mainly composed of a track, a walking mechanism, a planetary workpiece disc assembly, a bias voltage wiring and leading-in mechanism and the like, and the core of the tool is that bias voltage output by a bias voltage power supply can be safely applied to a sample to be plated which is completely isolated from a grounded vacuum chamber in an atmospheric state. Through multiple insulation designs (such as an insulation sleeve and a ceramic bearing), reliable insulation between key components such as a planetary workpiece disc, a fixed rod and a self-rotating rod and a cavity is realized, and vacuum ionization sparking is effectively prevented. The bias voltage is finally applied to the sample through a series of transmission of the bias voltage wiring assembly, the entering mechanism, the introducing autorotation rod mechanism and the like. The traveling mechanism enables the tool to enter and exit the cavity along the track, and bias connection can be automatically switched on and off along with the traveling mechanism. In addition, the planetary workpiece disc adopts a wear-resistant and high-temperature-resistant full-bead bearing steel thrust bearing, so that the height of revolution and rotation parts is reduced, and the utilization rate of a coating space is improved. The coating quality and the automation degree are improved, and high reliability and large load capacity are achieved.

The utility model discloses a ceramic bearing component applied to mixing equipment, which comprises a ceramic bearing inner ring, a ceramic bearing outer ring, a stator component and a rotor component, the inner diameter of the ceramic bearing outer ring is in clearance fit with the outer diameter of the ceramic bearing inner ring, a positioning groove is arranged on the ceramic bearing outer ring, the stator component is embedded into the positioning groove, and the rotor component is embedded into the positioning groove. The inner ring of the ceramic bearing is fixedly connected with the rotor assembly, the inner ring of the ceramic bearing is tightly pressed on a stirring shaft of the mixing equipment, and the rotor assembly is connected with the stirring shaft at the same time, so that the rotor assembly is suitable for rotating relative to the stator assembly under the driving of the stirring shaft. Through the mutual cooperation of the stator assembly, the rotor assembly, the ceramic bearing inner ring and the ceramic bearing outer ring, the radial swing of the far end of the stirring shaft can be effectively reduced, a stable gap between the stator assembly and the rotor assembly is ensured, the particle size distribution is better, and almost no abrasive dust is generated in the operation process.

This invention discloses a corrosion-resistant circulating pump with a quick-change seal structure, comprising a base, a pump housing, a motor, and an integrated sealing assembly connecting the pump housing and the motor. An impeller shaft is supported within the pump housing by a ceramic bearing. One end of the impeller shaft is fixed to the impeller, and the other end has a first connecting portion. The integrated sealing assembly includes a sealing housing, an intermediate drive shaft passing through the sealing housing, and a mechanical seal installed between the two. One end of the intermediate drive shaft has a second connecting portion that inserts into the first connecting portion, and the other end is connected to the motor via a coupling. When the mechanical seal needs to be replaced, the integrated sealing assembly along with the intermediate drive shaft can be pulled out as a whole, separating the second connecting portion from the first connecting portion. This invention achieves rapid replacement of the entire sealing assembly. During the replacement process, the impeller shaft and impeller remain stationary, eliminating the need for realignment, significantly shortening maintenance time and improving repair efficiency.

The invention belongs to the technical field of mechanical bearings, and particularly relates to a silicon nitride ceramic bearing ball and a preparation method for improving wear resistance and self-lubricating performance thereof. The high-wear-resistance self-lubricating silicon nitride ceramic bearing ball is prepared from the following raw materials in percentage by mass: 90 to 92 weight percent of silicon nitride powder, 0.2 to 1.5 weight percent of carbon nano tube particles, 3 to 6 weight percent of aluminum oxide nano particles and 1 to 5 weight percent of yttrium oxide nano particles. The preparation method of the silicon nitride ceramic bearing ball comprises the steps of raw material preparation and mixing, spray granulation, dry pressing forming, cold isostatic pressing forming, degumming pre-sintering, hot isostatic pressing sintering, coarse grinding, fine grinding, forming of the TiN bottom layer through an ion implantation method, first accurate grinding, forming of the molybdenum disulfide layer through a vapor deposition method, second accurate grinding and finished ball obtaining. The preparation method of the silicon nitride ceramic bearing ball provided by the invention is simple and stable to operate; the prepared silicon nitride ceramic bearing ball is good in self-lubricating property and wear resistance, and the service life of the bearing ball is prolonged.

The invention relates to the technical field of dismounting tools, in particular to a ceramic bearing dismounting device which comprises a first clamping assembly and a second clamping assembly. The second clamping assembly can move relative to the first clamping assembly in the axial direction of the main shaft; the second clamping assembly comprises a fixing base, a first clamping jaw, a second clamping jaw, a first connecting rod, a second connecting rod and a driving mechanism. The first connecting rod and the second connecting rod are rotationally connected with the fixing base, the two ends of the first connecting rod are connected with the first clamping jaw and the driving mechanism correspondingly, and the two ends of the second connecting rod are connected with the second clamping jaw and the driving mechanism correspondingly. When the driving mechanism drives the first connecting rod and the second connecting rod to rotate, the first clamping jaw and the second clamping jaw are driven to move oppositely so as to clamp the ceramic bearing, or the first clamping jaw and the second clamping jaw are driven to move oppositely so as to loosen the ceramic bearing. Clamping grooves matched with the ceramic bearing are formed in the first clamping jaw and the second clamping jaw; and the displacement driving assembly is connected with the second clamping assembly. The device can reduce the damage risk when the ceramic bearing is disassembled.

The utility model discloses a fixture for machining the outer circle of a ceramic bearing ring, which relates to the technical field of ceramic bearings and comprises a fixture support, a supporting block is arranged at the upper end of the fixture support, and an automatic clamping component is connected to the outer side of the supporting block. According to the clamp for machining the outer circle of the ceramic bearing ring, when an outer ring workpiece is clamped, an electric push rod is started through an external controller, the output end of the electric push rod drives a push head to move upwards along the interior of a top hole, meanwhile, the top hole makes contact with inner grooves in the tail portions of four sets of moving blocks, the moving blocks and clamping plates are forced to move outwards, and the outer circle of the outer ring workpiece is machined. The outer ring workpiece is extruded along the inner ring of the outer ring workpiece, meanwhile, the pressure sensor detects the clamping pressure, when the clamping pressure reaches a set value, the clamping pressure is fed back to the external controller, then operation of the output end of the electric push rod is stopped, the push head is kept in situ, and therefore the outer ring workpiece is automatically clamped.

A single-screw water-lubricated sliding bearing testing device comprises a water tank (1) and a casing (2) located on the upper portion of the water tank, and is characterized in that an upper bearing seat (3) is mounted on the upper portion of the casing, a lower bearing seat (4) is mounted on the lower portion of the casing, sliding bearing static rings (5) are mounted in the upper bearing seat and the lower bearing seat, and the upper end and the lower end of a spindle (6) are mounted in the sliding bearing static rings. The sliding bearing moving ring (7) is sleeved on the main shaft; a wave spring (8) is additionally arranged on the main shaft; the outer side of the loading disc (9) abuts against a corresponding axial ceramic bearing (10) and a corresponding radial ceramic bearing (11) in the circumferential direction and the axial direction respectively, a main shaft synchronous belt wheel (14) is installed on the main shaft and connected with a driving synchronous belt wheel (16) through a synchronous belt (15), and the driving synchronous belt wheel (16) is installed on an output shaft of a servo motor (17). The device is convenient to test, low in overall cost and low in operation energy consumption.

The invention relates to the field of bearings, in particular to a light ceramic bearing and a manufacturing method thereof.The light ceramic bearing comprises an inner ring, an outer ring, a retainer and ceramic balls, the inner ring and the outer ring are both made of C / C-SiC ceramic materials, and the C / C-SiC ceramic materials comprise hyperbranched polycarbosilane, divinyl benzene, xylene, carbon fibers, phenolic resin and silicon powder; the C / C-SiC ceramic material has a skeleton network structure formed by carbon fibers and a SiC matrix wrapping fiber bundles of the skeleton network structure, the SiC matrix is obtained by reaction and conversion of hyperbranched polycarbosilane and silicon powder permeating into the skeleton network structure and carbon, and pores of the SiC matrix are filled with free carbon; the manufacturing method comprises the following steps: preparing the bearing ring from the hyperbranched polycarbosilane, the divinyl benzene, the xylene, the carbon fiber and the silicon powder, and assembling the bearing by a cold charging method. The inner ring and the outer ring are made of C / C-SiC ceramic composite materials, the ceramic balls are made of Si3N4 ceramic materials, the retainer is made of polytetrafluoroethylene materials, and a bearing structure with complementary performance is formed.

The utility model discloses a porous ceramic bearing, which relates to the technical field of bearings and comprises a bearing outer ring, a bearing inner ring is arranged on the inner side wall of the bearing outer ring, and two protection units are arranged at the joint of the bearing outer ring and the bearing inner ring. According to the ceramic bearing, the bearing outer ring, the bearing inner ring and the multiple ceramic balls can be protected through the protection pieces, the influence of dust and impurities is prevented, the protection pieces can be conveniently and flexibly disassembled and assembled through cooperation of the protection pieces, the adjusting blocks, reset springs, fixing pins and fixing holes, the bearing can be conveniently lubricated and maintained, and the service life of the bearing is prolonged. The service life of the bearing is prolonged, the use difficulty is reduced, the multiple ceramic balls can be limited and fixed through the fixing frame, and the supporting seat connected to the bottom ends of the ceramic balls can play a role in adsorbing lubricating oil due to the characteristic of a sponge material, so that leakage of the lubricating oil is prevented, and the service life of the bearing is prolonged. And a continuous lubrication maintenance effect is provided for the ceramic balls.

The impeller comprises a hub, a rear cover plate and a plurality of blades, the hub is coaxially arranged on the rear cover plate, and the blades are evenly distributed on the rear cover plate around the axis of the hub; the front ends of the blades are close to the axis of the hub, the rear ends of the blades are far away from the axis of the hub, the rear half sections of the blades are provided with flow guide wings, and the flow guide wings incline downwards in the rotating direction of the impeller. According to the embodiment of the utility model, the inclined flow guide wings are arranged on the blades, so that when the impeller rotates for air intake, an inclined outward resistance is generated to air sucked into the impeller, meanwhile, the air forms a counter-acting force opposite to the resistance to the flow guide wings, and the counter-acting forces of all the flow guide wings are superposed; therefore, force which can push the impeller inwards along the axial direction of the impeller is formed, so that the effect of reducing or offsetting the axial force borne by the motor main shaft is achieved, the abrasion of the ceramic bearing is reduced, and the service life of the bearing is prolonged.

This invention discloses a dual-function cage structure for ultra-high temperature, high-speed all-ceramic ball bearings, belonging to the field of all-ceramic bearing technology. The cage is made of silicon nitride, silicon carbide, or zirconium oxide and includes a guiding structure and a lubrication and protection structure. The guiding structure is an arc-shaped fitting pocket for high-precision guidance. The lubrication and protection structure consists of an annular lubrication storage cavity, a gradient aperture slow-release channel, and a capillary transport structure connected in sequence to form a synergistic lubrication system, which can suppress high-temperature volatilization, overcome centrifugal oil spillage, provide quantitative slow release, and ensure precise oil supply. This invention achieves dual-function coupling of guidance and lubrication, reducing the friction coefficient by ≥35% and increasing service life by ≥60%. It is suitable for ultra-high temperature, high-speed, and extreme operating conditions in aerospace, high-end equipment, and other fields, and has high engineering application value.

The utility model belongs to the technical field of ceramic bearings, and particularly relates to a ceramic bearing feeding device which comprises a shell. A feeding channel is arranged in the shell and comprises a first channel, a second channel and a third channel; a feed port is formed in one end of the second channel, and a discharge port is formed in one end of the third channel; a stop block is detachably arranged at the bottom of the third channel; the first driving device is arranged at one end, far away from the stop block, in the first channel in a penetrating manner; the second driving device is arranged at the end, away from the discharging port, of the third channel in a penetrating mode. By arranging the first driving device and the second driving device, the ceramic bearing can be pushed to move in the feeding channel, so that the ceramic bearing is conveyed out from the discharging opening, the feeding process is completed, manual feeding is omitted, and the production efficiency is improved; and by arranging the detachable stop block, when the interior of the feeding channel is blocked, the stop block can be detached, and the interior blockage can be dredged.

The invention discloses a cable plugging member, which comprises an insulating shell integrated with a plastic insulating member and a conductive core, the conductive core part located in the insulating shell is arranged to be a twisted section, and the twisted section forms movable push-pull on the two end parts of the conductive core through twisting. An insulating rod is fixedly connected to the insulating block on the twisted section, and the middle part of the insulating rod is assembled with a ceramic bearing on the plastic insulator. The beneficial effects of the invention are that the twisting section connected by the insulating rod and the insulating block is twisted by twisting the insulating rotating handle in the forward or reverse direction to form backward pulling of the two ends of the conductive core, and the two ends of the conductive core are automatically reset by means of the elastic reset of the twisting section after loosening, so that the effect of pushing and pulling the plugging elements at the two ends of the conductive core is achieved; according to the utility model, the compensation acting force can be applied to the plugging part, the firmness of the plugging part is ensured, the conduction can be conveniently cut off when the two ends of the cable plugging part are not pulled out, and the safety of the plugging operation is improved.

The invention relates to the field of copper wire equipment, and discloses a winding and packaging device for copper wire production and manufacturing, which comprises a rotary reciprocating mechanism positioned on a traction driving mechanism, and is matched with a main fixing table and a linkage rotating shaft to limit the reciprocating operation of a bearing softening mechanism; the feeding extension mechanism is located on the bearing softening mechanism and matched with the input pipeline and the high-temperature tank to be used for feeding, conveying and extending copper wire raw materials. And the output winding mechanism is located on the bearing softening mechanism, is matched with the side sealing ring and is used for outputting and winding processed finished products. A linkage gear ring reverse driving technology is adopted, stable heat conduction of a copper wire in a thermoplastic critical temperature interval is guaranteed through the composite action of centrifugal force and Coriolis force, a pi-shaped suspension structure of an unwinding roller frame is matched with a ceramic bearing to guide an inner groove roller, static feeding and dynamic tank physical isolation are achieved under the working condition that a high-temperature tank rotates, and the mechanical performance of the high-temperature tank is improved. And surface oxidation of copper wire raw materials caused by mechanical friction is avoided.

The utility model relates to the field of ceramic bearings, in particular to a ceramic bearing with a dust cover convenient to disassemble and assemble. The utility model relates to a ceramic bearing with a dust cover convenient to disassemble and assemble, which comprises a ceramic inner ring, a ceramic outer ring, a retainer arranged between the ceramic inner ring and the ceramic outer ring, a ceramic ball arranged between the ceramic inner ring and the ceramic outer ring, and a dust cover, an inner arc-shaped limiting groove is formed in the peripheral side surface of the inner ring groove of the ceramic inner ring; an outer ring groove is formed in the side face of the ceramic outer ring, and an outer arc-shaped limiting groove is formed in the circumferential side face of the outer ring groove of the ceramic outer ring. And the dustproof cover is detachably connected between the inner arc-shaped limiting groove of the ceramic inner ring and the outer arc-shaped limiting groove of the ceramic outer ring. The dustproof cover of the ceramic bearing can be quickly disassembled and assembled and is convenient to disassemble, assemble and maintain.

The invention discloses a ceramic bearing device for thin glass processing and a ceramic supporting strip preparation method, the ceramic bearing device for thin glass processing comprises a plurality of ceramic supporting strips and a supporting frame, the ceramic supporting strips are vertically arranged, and the plurality of ceramic supporting strips are arranged in parallel; the ceramic supporting strip comprises a continuous ceramic line, and the diameter of the ceramic line is 1-2 mm. The ceramic line is provided with a plurality of first arc-shaped ceramic line segments, every two adjacent first arc-shaped ceramic line segments are connected through a connecting part, and each connecting part comprises a horizontal ceramic line segment or a second arc-shaped ceramic line segment. The first arc-shaped ceramic line segment is of an arc-shaped structure; the arc-shaped ceramic line segment is of an arc-shaped structure; the ceramic support strip is prepared by integral forming; the prepared ultra-thin glass bearing device is resistant to acid and alkali corrosion and stable at high temperature, and the supporting strips used for bearing ultra-thin glass are integrally formed and long in service life.