3278 results about "Rubber sheet" patented technology

The invention relates to the technical field of composite fiber non-woven fabric manufacturing, in particular to a composite fiber non-woven fabric tensile property testing device which comprises a base, and an n-shaped support and a limiting sliding way located under the horizontal section of the n-shaped support are fixedly installed on the upper end face of the base. And a stretching mechanism for stretching the composite fiber non-woven fabric front and back is arranged on the limiting slide way. The tensile property test of the composite fiber non-woven fabric is completed by adopting an integrated operation model of stretching, twisting and extruding, the test reliability is improved by adopting a fixing mode of combining clamping of upper and lower cambered surfaces with matching of a rubber plate, a convex block and a groove, and meanwhile, the tensile property of the composite fiber non-woven fabric is improved through plane stretching, twisting and plane stretching tests after twisting as well as downward extruding and stretching of a middle section. The composite fiber non-woven fabric tensile property testing device can simulate complex stress conditions possibly faced by the composite fiber non-woven fabric in practical application, so that the tensile property of the composite fiber non-woven fabric in multiple stress states is comprehensively evaluated, multiple testing modes are realized on a single device, and the overall testing efficiency is improved.

The invention discloses a wear-resistant and high-temperature-resistant synchronous belt and a preparation method thereof. The wear-resistant and high-temperature-resistant synchronous belt comprises a synchronous belt framework and a synchronous belt rubber sheet, the synchronous belt rubber sheet is prepared from the following raw materials: a fluorosilicone thermoplastic polyurethane elastomer containing a benzene ring structure, an amino-containing hyperbranched liquid crystal polymer, methyl vinyl phenyl silicone rubber, epoxidized natural rubber, molybdenum sulfide nanosheets, reinforced fibers, bis (1-vinyl imidazole-2-) ketone, 2-acrylamido-2-methylpropanesulfonic acid, 4, 4 '-difluoro-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1, 3, 4-trimethyl-1 The high-temperature-resistant rubber is prepared from 2, 6-hydroxy-2-cyanobenzothiazole, bis (3-aminophenyl) 3, 5-bis (trifluoromethyl) phenylphosphine oxide, a catalyst, a coupling agent, a vulcanizing agent, an anti-aging agent, a scorch retarder and a lubricating agent. The synchronous belt is good in mechanical property, sufficient in high-temperature resistance and cold resistance, good in wear resistance and excellent in aging resistance and flame retardance.

The invention relates to the technical field of waste gas treatment, in particular to a spray tower for waste gas treatment. Comprising a spray tower, a filter plate, a pipeline and spray headers, the filter plate is mounted in the spray tower, the pipeline is arranged on the spray tower, the spray headers are mounted on the pipeline at intervals, the spray headers are located on the inner side of the spray tower, material holes are formed in the spray tower, a rotating mechanism is arranged on the filter plate, and connecting plates are arranged on the rotating mechanism at intervals. The rotating mechanism is used for driving the connecting plate to rotate, a movable plate is arranged on the connecting plate in a sliding mode, a rubber plate is connected to the movable plate, and a pulling mechanism and a reset mechanism are arranged on the connecting plate. By integrating the rotating mechanism, the connecting plate, the movable plate, the rubber plate, the pulling mechanism, the reset mechanism and other assemblies, filling materials in the spray tower can be automatically fed and discharged, automatic replacement of a filling layer in the spray tower is achieved, the replacement efficiency is improved, the requirement for manual intervention is reduced, and the labor intensity of workers is reduced. And the downtime and the labor cost are reduced.

The embodiment of the invention relates to the technical field of vehicle manufacturing, in particular to a multifunctional holding feeling variable steering wheel which comprises a rim, a center shaft hub, a plurality of spokes, a controller and a control button, the rim is installed on the center shaft hub through the spokes, the center shaft hub is connected with a steering column, and the controller is connected with the steering column. The wheel rim is provided with two normally-held areas, the wheel rim and the central shaft hub are hollow, the two normally-held areas are provided with adjusting areas, the positions, in the adjusting areas, of the wheel rim are hollowed out, the hollowed-out positions are fixedly covered with rubber sheets, and an adjusting groove, an air bag and a two-way air pump are arranged in the wheel rim. The adjusting groove is fixedly formed in the position of the adjusting area, the air bag is arranged between the adjusting groove and the rubber sheet and connected with the two-way air pump, the controller is installed in the hollow portion of the center shaft hub, and the control button is fixedly arranged on the center shaft hub.

The invention relates to the field of table tennis bat rubber materials, in particular to aging and oxidation resistant table tennis bat rubber and a preparation method thereof, and aims to solve the problems that existing table tennis bat rubber is poor in aging and oxidation resistance and wear resistance, performance of table tennis bat is easily reduced, and competition experience of athletes is affected. According to the preparation method, the obtained table tennis bat rubber has excellent aging and oxidation resistance and wear resistance, the surface of the rubber is kept smooth and free of obvious wear and aging phenomena in the long-time use process, and the service life of a table tennis bat is effectively prolonged. In addition, the rubber sheet has good elasticity and ball touching feeling, can improve the ball hitting quality and competition experience of athletes, and has important significance for improving the performance of the table tennis bat. Meanwhile, the preparation method is simple in process, easy to realize industrial production and wide in application prospect.

The utility model relates to the technical field of rubber product processing, and discloses a rubber sheet conveying device which comprises rubber wrinkled skin and a conveyor body used for conveying the rubber wrinkled skin, a conveying belt is arranged on the conveyor body, the rubber wrinkled skin is placed on the conveying belt to be conveyed, and a connecting frame is arranged on the outer side of the conveyor body. The annular conveying line is arranged on the connecting frame, installed on the conveyor body through the connecting frame and located above the conveying belt. The moving part is arranged at the moving end of the annular conveying line and can be driven by the annular conveying line to move synchronously with the conveying belt in the conveying direction of the conveying belt. And the scissor-fork type lifting mechanism is arranged on the moving part, and a magnetic adsorption part is further arranged at the lifting end of the scissor-fork type lifting mechanism. According to the rubber sheet conveying device, the problems of unevenness and low friction force of the surface of rubber wrinkled skin are effectively solved, and continuity and stability in the conveying process are ensured.

The invention belongs to the technical field of honeycomb ceramic wet blank cutting, and discloses a honeycomb ceramic carrier wet blank cutting device which comprises a conveying device, a lifting device is fixedly connected to the conveying device, supporting columns are fixedly connected to the two sides of the top end of the lifting device, and a steel wire is arranged above the two supporting columns in a combined mode. The clamping plates at the two ends are jacked and moved through stress of the hinge plates, then the connected rubber plate rods are driven to synchronously translate, the steel wire is not clamped any more, the steel wire which is passively clamped and limited can keep tight tension all the time, the stability of the steel wire cutting process is guaranteed, and the event that in the prior art, after the steel wire is used for a long time, loosening and insufficient tension are generated is avoided; when the two rubber plate rods do not clamp and limit the steel wire any more, the continuously and passively rotated screw wheel can instantly generate friction force with the contacted steel wire, so that the screw wheel slides in the telescopic scraping disc, the surface of the steel wire is cleaned, blank materials are prevented from being adhered to the steel wire, and an irregular cutting surface is prevented from being caused.

The utility model discloses an automatic laminating system for extruded tread rubber sheets and films, which sequentially comprises a deviation correcting unit, a rubber sheet laminating unit and a film laminating unit along the transmission direction of a tread, a distance adjusting unit is arranged below the rubber sheet laminating unit, the distance adjusting unit is in signal connection with the deviation correcting unit, the distance adjusting unit operates to adjust the width of the rubber sheets, and the film laminating unit is in signal connection with the deviation correcting unit. The deviation rectifying unit, the rubber sheet laminating unit and the thin film laminating unit form a tread linkage line, the deviation rectifying unit measures the width of a tread and corrects the conveying direction, the corrected tread is conveyed to the position between the rubber sheet laminating unit and the distance adjusting unit for automatic rubber sheet laminating, and the tread laminated with the rubber sheet is conveyed to the thin film laminating unit for thin film laminating; by means of the arrangement, automatic attachment of the tread buffer rubber sheet and the film cloth liner is achieved, and unqualified products caused by poor attachment can be greatly reduced; and the tread buffer rubber sheet and the film cloth liner are automatically attached and cut off, so that the number of post personnel can be reduced, and the labor cost is reduced.

The invention discloses a protective film tensile strength detection device and method, and relates to the technical field of protective film strength detection, the protective film tensile strength detection device comprises a transverse moving mechanism and a vertical moving mechanism; an outer side mounting seat is mounted on one side of the vertical moving mechanism in a matched manner, and a laser cutter is arranged in the outer side mounting seat; according to the laser cutting device, when a cylinder rod of the double-rod air cylinder contracts, the lifting base drives the laser cutter to move upwards, in the upward moving process, an ejector rod can eject a ball in a U-shaped groove to roll, the ball generates downward pressing force on a downward pressing rod, and a transverse pressing rod arranged at the end of the downward pressing rod is pressed on a pressing cam; due to the arrangement of the rubber plate, a certain deflection allowance is formed when the buckle and the clamping column are clamped and fixed, so that the clamping of the protective film can be ensured, and the protective film is prevented from falling off during a tensile test; after the tensile test is finished, the clamping column is manually pulled towards one side, so that the clamping between the buckle and the clamping column can be released, the broken protective film can be detached, the structure is simple, and the operation is convenient.

The invention relates to a film covering process of a butyl rubber plug, which belongs to the technical field of butyl rubber plug preparation and is characterized in that during processing, in the same way as the prior art, a bonding surface of a film belt used for being bonded with a mixed rubber sheet needs to be activated, and then the bonding surface of the film belt is bonded with one side surface of an unvulcanized mixed rubber sheet; the film belt covers and is fixed on the mixing rubber sheet in an adhesion manner, and the key point is that in the covering and fixing process, the film belt is conveyed forwards in a manner of floating on a flowing liquid surface, and is attached and fixed with the mixing rubber sheet above the film belt in the conveying process, so that the film belt is prevented from being pulled by a conventional belt similar to a belt in belt transmission; and the film belt is prevented from being torn and damaged. The film laminating process can prevent the film belt from being torn due to mechanical traction and pulling as much as possible, and the processing process is convenient and reliable.

The invention discloses a floating type riverway water quality detector for municipal environment monitoring, and belongs to the technical field of water quality detectors, the floating type riverway water quality detector comprises a floating body floating in a riverway, the lower end of the floating body is fixedly provided with a fixing cylinder for sampling, the inner side of the floating body is fixedly provided with a partition plate, and the partition plate is provided with a detection module; a drainage pipe is rotationally connected to the center of the rotating seat, a sample tank for collecting samples and a water outlet pipe for discharging washing water are mounted on the partition plate, a water inlet groove is formed in the lower end of the fixing cylinder, a purification assembly is mounted on the inner side of the water inlet groove, and meanwhile an elastic rubber sheet is mounted at the upper end of the water inlet groove. The floating type river water quality detector for municipal environment monitoring can conveniently collect and store a water sample in the detection process, and can flush a pipeline by using a purified water body after single detection, so that the subsequent detection precision is ensured.

The invention provides an automatic solid tire production line and method, and relates to the technical field of tire production, the automatic solid tire production line comprises a base rubber winding system, a middle rubber winding system and two tread rubber winding systems which are connected in sequence, and the two tread rubber winding systems are connected with the middle rubber winding system respectively; each of the base rubber winding system, the middle rubber winding system and the tread rubber winding system comprises an open mill and an execution assembly which are connected, the open mill is used for calendering a rubber material into a rubber sheet and outputting the rubber sheet to wind the rubber sheet on a tire blank, and the execution assembly is suitable for being connected with the tire blank and can move the tire blank; the execution assembly of the base rubber winding system and the execution assembly of the middle rubber winding system are connected through a first storage table, and the execution assembly of the middle rubber winding system and the execution assembly of the tread rubber winding system are connected through a second storage table. According to the invention, automation of the solid tire production process can be realized, labor intensity is reduced, and production efficiency and product quality are improved.

The invention relates to the technical field of air compressor machining, in particular to a drilling clamp for an air compressor cylinder, which comprises a clamp table, a moving seat is slidably arranged at the top of the clamp table, a clamping mechanism for fixing the air compressor cylinder is arranged at the top of the moving seat, and a positioning block is fixedly mounted on the clamp table on one side of the moving seat. The top of the positioning block is provided with a recycling mechanism used for absorbing metal scraps. The extending end of an air cylinder is controlled to extend to the longest, a baffle is matched with a thrust spring to drive a clamping plate to slide, so that a rubber ring is matched with a rubber plate to clamp and fix the two ends of the air compressor cylinder body, the extending end of the air cylinder is matched with a supporting roller to drive an L-shaped rod to rotate, and an overturning block abuts against the inner wall of the air compressor cylinder body; the mechanical arm and the driving motor are controlled to operate, so that the drill bit drills the air compressor cylinder body, the drill bit penetrates through the air compressor cylinder body and then continues to penetrate into the through hole, and the periphery of the through hole of the air compressor cylinder body is prevented from sinking downwards by supporting the periphery of the through hole through the overturning block.

The invention relates to the technical field of automobile parts, in particular to an automobile rubber sealing part and a preparation method thereof. A metal framework base material is stamped in a numerical control mode, and a framework blank is obtained by controlling deviation through a positioning pin; after being slightly roughened, the blank is phosphatized, coated with a special rubber prime coat adhesive and subjected to infrared drying; weighing the raw materials according to the ratio, feeding into an internal mixer by stages, and mixing at controlled temperature and speed to obtain a rubber compound; feeding the mixed rubber into a double-roller open mill to press a continuous rubber sheet in a step-by-step distance-adjusting manner; performing hydraulic cutting by a special cutting die to obtain a slightly large formed rubber sheet; sticking the molded film to the framework into a mold with a positioning boss, exhausting, boosting and vulcanizing to obtain a semi-finished product; feeding the semi-finished product into a hot air oven and introducing nitrogen for secondary vulcanization; and carrying out laser thickness measurement and visual inspection, packaging qualified products in an anti-static manner, and sealing in a corrugated carton. The framework precision and the rubber bonding strength are improved, and degumming is avoided; stable rubber material performance and uniform rubber sheet thickness are guaranteed, and material shortage is reduced; vulcanization displacement and bubbles are prevented, rubber oxidation and aging are inhibited, and the durability and stability of the product are improved.

The invention relates to the technical field of marinated product detection and sampling, and discloses a marinated product processing sanitary safety detection brine sampling device which comprises a plurality of rotating supports installed on a base, one end of each rotating support is connected with a sampling mechanism, the base is provided with an operating rod capable of moving vertically, and the operating rod is used for driving the rotating supports to rotate. The sampling mechanism comprises a sampling barrel movably connected to the rotating support and a capacity regulation and control assembly arranged in the sampling barrel, and the capacity regulation and control assembly comprises a rubber sheet fixedly connected with a barrel body. When the rotating support drives the sampling barrel to move downwards, the pull rope drives the valve plate to leave the barrel cover and drives the tip of the rubber sheet to be arranged upwards at the same time, so that the internal volume of the barrel is reduced, and when the barrel is full of brine and the rotating support rotates reversely, the valve plate abuts against the barrel cover, and meanwhile the tip of the rubber sheet is arranged downwards, so that the internal volume of the barrel is increased. The liquid level of the brine is lower than the port of the barrel, so that quantitative brine can be quickly obtained, and the brine is prevented from overflowing.

The utility model relates to the field of precision sheet metal processing, and discloses a positioning assembly with good versatility, including a positioning plate, a receiving groove is provided in the middle of the upper end surface of the positioning plate, clamping assemblies are fixedly arranged on both sides of the receiving groove, placement grooves are provided on both sides of the lower end surface of the positioning plate, adsorption assemblies are fixedly arranged inside the two placement grooves, and the two clamping assemblies include two positioning grooves, two first telescopic rods and four grooves, a support plate is fixedly arranged on the opposite side of the two first telescopic rods, a clamping plate is fixedly arranged on the opposite side of the two support plates, a rubber plate is fixedly arranged on the opposite side of the two clamping plates, a connecting plate is fixedly arranged on both ends of the upper and lower sides of the opposite side of the two support plates, and a sliding rod is fixedly arranged inside the four grooves. In the utility model, it is convenient to position and clamp precision sheet metal parts of different sizes, and the efficiency and versatility of clamping are improved.

The utility model discloses crushing equipment for ore crushing. The crushing equipment comprises a crushing rack, and the top of the crushing rack is provided with a constraint assembly and a compression-resistant assembly; the restraining assembly comprises a middle table, a first contact table, a second contact table and a plurality of rubber battens, the first contact table is fixedly arranged on one side of the middle table, and the second contact table is fixedly arranged on the other side of the middle table; the compression-resistant assembly comprises two U-shaped reinforcing plates and two triangular reinforcing plates, the tops of the two U-shaped reinforcing plates are fixedly connected with the bottom of the first contact table, damage to equipment and ores caused by single-time impact is reduced, the speed generated by gravity in the falling process of the ores is reduced, a rubber batten has elasticity and flexibility, and the service life of the rubber batten is prolonged. When ore is in contact with the rubber battens, the rubber battens can absorb kinetic energy of the ore through elastic deformation of the rubber battens, impact force between the ore and equipment is relieved, counter-acting force opposite to the falling direction of the ore is generated, and therefore the falling speed of the ore is reduced.

The invention provides an anti-aging medium and low voltage polyvinyl chloride cable, which comprises an outer layer insulation skin, sealing rubber sleeves are glued on two sides of the outer layer insulation skin, a protection assembly is arranged on the inner wall of the outer layer insulation skin, the protection assembly comprises a separation rubber sheet, the separation rubber sheet is arranged on the inner wall of the outer layer insulation skin, and the separation rubber sheet is arranged on the inner wall of the outer layer insulation skin. A liquid bin is reserved between the two sets of separation films, the liquid bin is filled with a sodium silicate solution, a separation sleeve is arranged on the inner wall of the outer layer insulation skin, a liquid layer is embedded in the separation sleeve, and a repairing assembly is embedded in the liquid layer. When the outer insulating layer is damaged by external force, the isolation triggering protective layer is accurately broken to release aluminum oxide powder and a sodium silicate solution, the aluminum oxide powder and the sodium silicate solution are mixed and then rapidly react to generate a high-insulation and high-strength aluminosilicate hardened body, and sealing and leaking stoppage, structural reinforcement and flame retardance enhancement of a damaged part are synchronously achieved; and self-repairing can be completed without manual intervention.

The invention discloses an integrally-formed multifunctional shoe sole and a preparation method thereof, and belongs to the field of shoe products, the method comprises the following steps: carrying out primary ejection on a first insole material and a second insole material by adopting double-color ejection equipment to obtain an insole parison; in the first insole material, an ethylene-vinyl acetate copolymer, an ethylene-butyl acrylate copolymer, random polyolefin, a styrene-butadiene-styrene block copolymer and an ethylene-butyl acrylate-maleic anhydride copolymer are used as matrix resin; carrying out molding and mold pressing on the insole blank and the laminated sheet rubber, so that the insole blank is foamed and crosslinked at a high temperature, and meanwhile, the sheet rubber is vulcanized and crosslinked at the same temperature; the coated raw rubber sheet is a mixed rubber sheet mainly taking rare earth butadiene rubber, natural rubber, polyacrylate rubber and brominated butyl rubber as main bodies. According to the invention, double-color sole foaming cross-linking and raw rubber vulcanization are integrally combined and molded, the process is simplified, the cost is reduced, and the production environment is improved.

The invention provides a simulated Christmas tree which comprises a top end suite arranged at the top, and the top end suite comprises a top end trunk which is of a rod-shaped structure and is vertically arranged; the first rubber sheet elastically wraps the outer side of the top end trunk, a gap is formed between the first rubber sheet and the top end trunk, and a cutting convex part and a cutting cavity formed in the cutting convex part are arranged on the periphery of the first rubber sheet; the first branch comprises a first branch rod and a needle leaf extending outwards from the first branch rod, and the first branch rod is provided with a first fixing part; an inclined inserting hole is formed in the top, facing the vertical direction, of the cutting convex piece, the inserting hole, the cutting cavity and the gap are communicated, and the first fixing part enters the gap through the inserting hole; the top end kit comprises fixing glue, and the first fixing part is fixedly bonded between the first rubber sheet and the top end trunk. Compared with an existing artificial Christmas tree, the artificial Christmas tree is more vivid in appearance and better in quality and texture while being simple and stable in structure and easy to process. The invention further provides a manufacturing process for manufacturing the simulated Christmas tree.

The invention relates to the technical field of fluid dynamics experimental equipment, in particular to a circulating water tunnel in a low-noise environment, comprising: a water source power mechanism comprising a high-level water tank for bearing a water source and a water flow adjusting module for providing power for water flow in the high-level water tank through air pressure driving; the rectification test mechanism is used for adjusting water flow and performing a water flow test; the water source recovery mechanism is used for collecting the water source discharged by the rectification test mechanism and conveying the discharged water source to a high-level water tank of the water source power mechanism so as to maintain water balance of the circulating water tunnel; the noise reduction mechanism comprises a silencer, an iron sand frame and a flexible rubber plate; the data acquisition mechanism is used for acquiring the water level of the high-level water tank, the water flow speed of the test section and the noise intensity generated by the water flow adjusting module in the air pressure driving process. The noise can be effectively reduced.

The utility model discloses extrusion production equipment for glass cement processing, which comprises an n-shaped frame, an air cylinder fixedly mounted at the top end, a pressing plate clamped at the output end of the air cylinder, a cement outlet pipe penetrating through the top end of the pressing plate, vertical plates arranged on two sides in the n-shaped frame, and arc-shaped clamping plates fixedly connected to the top ends and the bottom ends of the vertical plates. Rubber sheets are fixedly connected to the side walls, away from the vertical plate, of the arc-shaped clamping plates, and cross rods are fixedly connected to the top and the bottom of one side wall of the vertical plate; the bottom end of the n-shaped frame is fixedly connected with a base, a sliding plate is arranged in the base, and a limiting groove used for containing the stirring barrel is formed in the top end of the sliding plate. And through the sliding plate, the limiting groove, the sliding groove, the clamping plate and the like, the limiting structure can be tightly attached to the stirring barrel placed in the extrusion equipment, so that the stirring barrel is clamped and fixed, and the stability of the stirring barrel is improved when the stirring barrel is extruded by the pressing plate.

The utility model belongs to the technical field of circuit board printing water absorption roller cleaning, and particularly relates to a circuit board printing water absorption roller cleaning device which comprises an installation frame. A net cylinder is arranged in the middle of the mounting frame; a fixing rod is fixedly connected to the side wall of the mounting frame; the fixing rods are uniformly distributed on the side wall of the mounting frame; the side wall of each set of fixing rods is in sliding fit with a sliding ring. The outer side wall of the sliding ring is fixedly connected with a connecting rod; the end part of the connecting rod is fixedly connected with a placing ring; a fixing frame is arranged in the middle of the mounting frame; an electric push rod is fixedly connected to the inner side wall of the fixing frame; the electric push rods are evenly distributed on the inner side wall of the fixing frame. According to the step, the water absorption roller can be placed and moved through arrangement of a placing ring, the water absorption roller can be blocked by a contact plate when entering the mesh cylinder, the water absorption roller can be repeatedly extruded through an electric push rod and an extrusion rubber plate, and water in the water absorption roller is extruded out; abrasion of the circuit board printing water absorption roller cleaning device to the water absorption roller during water squeezing is reduced.

The utility model discloses a pipeline interface sealing structure for hydraulic engineering, which comprises a pipeline and a flange plate, the flange plate is arranged outside the pipeline, a first shell is arranged outside the flange plate, the first shell is connected with a second shell through a rotating shaft, and a frame body is arranged outside the first shell and the second shell. And a drawing rod is arranged in the frame body, an asbestos pad is arranged at the bottom of the drawing rod, and rubber plates are arranged in the first shell and the second shell. According to the pipeline connector sealing structure for the water conservancy project, the first shell, the second shell, the rubber plate, the asbestos pad and other structures are arranged outside the flange plate, so that the sealing performance can be improved, flange connection is adopted firstly, then the first shell and the second shell are fastened through the fastener, and therefore the asbestos pad can be tightly pressed outside the flange connection structure; and meanwhile, the rubber plate is also pressed outside the pipeline, so that the sealing performance of the pipeline is relatively high during use, and a dual sealing effect can be realized.

The invention relates to the technical field of rubber processing post-processing, in particular to environment-friendly material rubber processing post-processing equipment which comprises a packaging machine main body, a conveyor main body installed on the front portion of the packaging machine main body and a conveying belt rotationally arranged on the conveyor main body, and a rubber sheet is attached to the edge of the front portion of the upper surface of the conveying belt. A winding roller is tightly attached to the position, close to the rear edge, of the upper surface of the conveying belt, and limiting plates are fixedly connected to the positions, corresponding to the winding roller, between the two side walls of the conveyor body in a front-back symmetry mode. By means of the equipment, rubber sheets can be wound, bundled and then packaged, so that a large amount of consumption of packaging bags can be reduced, meanwhile, the rubber sheets do not need to be wound and bundled manually, the labor burden of workers is relieved, the speed is higher than that of manual work, and the production efficiency is improved. And the compactness and the flatness of the wound and bundled rubber sheets can be unified, so that good packaging quality is ensured.

The utility model relates to the technical field of cable production and processing, in particular to ultraviolet irradiation crosslinking equipment, which comprises an irradiation crosslinking machine, two sides of the irradiation crosslinking machine are respectively provided with an adjusting assembly and an air inlet assembly, two sides of the irradiation crosslinking machine are respectively provided with a triggering mechanism, and two sides of the irradiation crosslinking machine are respectively and fixedly provided with a limiting mechanism. Compared with the prior art, by arranging the adjusting assembly and the limiting mechanism, when the shaking amplitude of the cable core is large, the air inlet amount is reduced, so that the wind power is reduced, the shaking of the cable core is weakened or eliminated, the uniformity of the thermal extension value of the insulating layer of the cable core is ensured, the quality of the cable core is improved, and the service life of the cable core is prolonged. And meanwhile, the kinetic energy of the trigger column and the shaking cable core is consumed by the first rubber sheet and the second rubber sheet, and the shaking amplitude of the cable core is further weakened under the condition that the wind power is weakened, so that the cable core is ensured to be always in an effective irradiation range of the irradiation cross-linking machine in the irradiation process.

The utility model discloses a flexible connection joint suitable for butt joint of pressurized cabins, and relates to the field of pressurized buildings. The flexible connection node suitable for butt joint of the pressurized cabins comprises two butt joint flanges connected with each other and an annular rubber plate, the outer walls of the two ends of the rubber plate abut against and are connected to the inner walls of the two butt joint flanges respectively, and the two butt joint flanges are connected with each other through a plurality of pull rod assemblies. The pull rod assembly is configured to tension or loosen the two butt flanges in the direction close to each other. According to the flexible connection node suitable for butt joint of the pressurized cabins, the two butt joint flanges are connected through the pull rod assembly to serve as a framework, and the outer walls of the two ends of the rubber plate are connected to the inner walls of the two butt joint flanges correspondingly to form flexible sealing connection; the pull rod assembly is used for tensioning the two butt flanges to disperse and bear the tensile force borne by the rubber plate, it can be guaranteed that the flexible connection structure has the high structural strength, and meanwhile the flexible connection structure has the advantages of being simple in structure, high in assembling and disassembling efficiency, good in flexible connection sealing performance, low in manufacturing cost and long in service life.

Provided is a novel technique for a table tennis rubber that makes it easier to put a spin and is capable of giving higher batted ball speed. A table tennis rubber comprising: a spongy-like sheet; and a rubber sheet layered and adhered to the spongy-like sheet with a plurality of protrusions formed on the sticking surface of a main body of the rubber sheet to the spongy-like sheet, wherein the rubber sheet has a thickness of 1.6 mm or less in a layering direction on the spongy-like sheet, and ar / h is 52 or more, wherein ar denotes a value of the area percentage (%) of the protrusions to the sticking surface, and h denotes a value of the height (mm) of the protrusions.

The utility model relates to the technical field of insulating plate processing, and discloses a glue solution stirring device for preparing an insulating plate, which comprises a base and a stirring barrel bolted at the top of the base, and further comprises a feed port arranged at the top of the stirring barrel, a discharge port arranged at the bottom of the surface of the stirring barrel and provided with a valve arranged on the surface in a matched manner, and a stirring device arranged at the bottom of the discharge port, the top of the stirring barrel is in bolted connection with a stepping motor; the stirring rod can rotate in the stirring barrel under the cooperation of the stepping motor, the rotating rod and the rotating disc, and can rotate at the same time under the cooperation of the connecting plate, the first spur gear and the second spur gear, so that the glue solution processing speed of the device is increased, and the glue solution processing efficiency is improved. And meanwhile, under the cooperation of a rotating rod, a connecting mechanism and a rubber plate, the rubber plate can rotate on the inner wall of the stirring barrel, the situation that the glue attached to the inner wall of the stirring barrel does not participate in mixing is reduced, and therefore the glue processing quality of the device is improved.