41results about How to "Realize online repair" patented technology

The invention discloses a device for online repairing of large reduction gearbox bearing hole abrasion and a method thereof. The device comprises a portable boring machine, a positioning device and a middle supporting device. By means of positioning of the positioning device, the middle supporting device and a reduction gearbox, the portable boring machine sequentially bores bearing holes in the two sides of the reduction gearbox, so that online repairing of the bearing holes is achieved, and size precision, geometric tolerance and roughness of the repaired bearing holes can fully meet the requirements of a drawing. Besides, the bearing holes in the two sides are bored through one cutter, coaxiality precision is high, and the device is convenient to use.

The invention relates to a large machinery equipment surface multifunction online processing and repairing device. The large machinery equipment surface multifunction online processing and repairing device comprises a lower sliding table and a cross sliding table which is connected with the lower sliding table in a sliding mode. One end of the lower sliding table is provided with a feed driving device. A base board is arranged at the bottom of the lower sliding table. The base board is connected with fixed base pieces of the large machinery equipment through a fast clamping device. The cross sliding table comprises a lower sliding board and an upper sliding board. The lower sliding board and the upper sliding board are connected in a mutual sliding mode. The lower sliding board and the lower sliding table are connected in a sliding mode. The sliding direction of the upper sliding board is vertical to the sliding direction of the lower sliding board. The upper sliding board is provided with a milling cutter assembly through a milling cutter assembly mounting plate or is provided with a turning cutter assembly through a turning tool assembly mounting plate. The feed driving device or a cutting power device is a hydraulic motor or a servo motor. The large machinery equipment surface multifunction online processing and repairing device has the advantages that through the large machinery equipment surface multifunction online processing and repairing device fixed on the repaired large machinery equipment, a turning cutter or a milling cutter is utilized to repair broken surfaces, and critical components of the large machinery equipments are not needed to be removed, and therefore, online repair to the large machinery equipment is achieved and repair efficiency is improved.

The invention discloses a recoiling machine reducer casing output shaft bearing hole abrasion repairing method. The repairing method includes that a hole drilling machine is installed on a tooling support through a building construction platform and the tooling support, twice hole drillings are respectively conducted on two bearing holes by adjusting a machining center, a steel jacket which is in an interference fit with the hole drilling is manufactured, and thereby according to the steel jacket which is in the interference fit with the hole drilling, on-line repairing of abrasion of a bearing hole is achieved and the existing accuracy of the bearing hole is guaranteed. After the steel jacket is again abraded, only the steel jacket needs to be replaced and maintenance is very convenient.

The invention discloses an online repairing process for thermoplastic composite materials, which comprises the following steps: (1) performing surface treatment on the area to be repaired, and laying reinforcing fabrics on the area to be repaired after the treatment; (2) heating and pressing the resin powder, Then, under the action of high-pressure gas, the resin powder is sprayed onto the surface of the reinforced fabric. The resin powder particles impact the surface of the reinforced fabric, break up the fiber bundles and disperse into the fibers of the reinforced fabric, and at the same time, part of the resin powder passes through the reinforced fabric and impacts. To the area to be repaired, and enter the interior of the area to be repaired; (3) Stop spraying and then cool and solidify, so that some fibers and resin powder in the reinforcing fabric mesh with the resin matrix in the area to be repaired, and the online repair is completed after curing. The invention not only realizes the online repair of the thermoplastic composite material, but also improves the overall mechanical properties of the area to be repaired, and effectively prolongs the service life of the thermoplastic composite material.

The invention provides a maintenance and repair system for heating and ventilation, which comprises a repair-side device, a maintenance-side device and a management center, wherein the repair-side device is held by a user and is in communication connection with the management center for carrying out repair and feedback on a heating and ventilation device; the maintenance-side device is held by a maintenance person and is in communication connection with the management center for managing and monitoring the maintenance person; the management center is composed of a server, and the server comprises a user information database, a maintenance information database and a communication module; the user information database is used for storing the information of the maintenance user; the maintenance information database is used for storing the information of the maintenance person and a maintenance process; and the communication module is used for receiving the repair information and the feedback information of the repair-side device and sending an instruction or information to the maintenance-side device. thus, online repair, remote order dispatching, and full service process monitoring can be realized, and the maintenance and repair service process is analyzed and optimized through a big data technology.

The invention relates to a gas shielded welding wire for core bar local repair for an H13 seamless steel pipe. The gas shielded welding wire is prepared from, by mass, 0.04%-0.09% of C, 0.2%-0.5% of Si, 1.0%-1.8% of Mn, 1.5%-3.0% of Ni, 0.7%-1.90% of Mo, 0.0030%-0.0150% of S, 0.018% or less of P, 0.89%-1.0% of V, 1.0%-6.0% of Cr, 0.04%-0.2% of Cu, 0.055%-0.2% of Nb, 0.02%-0.04% of Als and the balance iron and inevitable impurities. The gas shielded welding wire has excellent welding manufacturability, is applicable to repair welding of a damaged core bar, and can prolong the service life of the repaired core bar.

The invention discloses an one-line repair device for the inner holes of a blast furnace tuyere-cooler casing. According to the one-line repair device for the inner holes of a blast furnace tuyere-cooler casing, a base is arranged on a blast furnace tuyere platform, a reduction gearbox and a driving motor are arranged on the base, a rotating shaft is connected with the output shaft of the reduction gearbox through a coupler, a conical positioning ring is arranged on one side of the tuyere-cooler casing, the rotating shaft is located on the tuyere-cooler casing and the inner ring of the conical positioning ring through a first annular fixing block, a second annular fixing block and the corresponding rolling bearing, a cross positioning block is arranged on the rotating shaft and located inside the tuyere-cooler casing, a turning tool base, a turning tool and a turning tool rest are arranged on the cross positioning block in sequence, the end face of the turning tool base is a bevel, a tool feeding handle is arranged on the turning tool base, and the turning tool and the turning tool rest are driven by the tool feeding handle to move along the end face of the turning tool base. By using the one-line repair device for the inner holes of a blast furnace tuyere-cooler casing, the blast furnace tuyere-cooler casing can be repaired on line, the positioning accuracy of the center of the blast furnace tuyere can be guaranteed, affect caused by cutting operation on the furnace shell of a blast furnace is avoided, the efficiency of repair on the blast furnace tuyere-cooler casing is improved, and the equipment maintenance cost is reduced.

The invention discloses a storage server online repair system based on a flash memory, which can realize online repair in remote areas, especially in harsh and severe environments by introducing the online repair system into the storage server based on the flash memory, and solves the problems of narrow space of a storage array, inconvenience in manual maintenance, low repair efficiency and the like. The efficiency is low; errors are easy to occur; and the maintenance cost is high.

The invention relates to a storage battery operation management system integrating online detection, online repairing and evaluation on operation service life and repairing value of a battery, and particularly relates to an online detection system of a transformer substation storage battery. By adopting the online detection system, an effective technical means is provided for the daily maintenance and detection of the transformer substation storage battery, and multiple functions such as comprehensive analysis, intelligent management, automatic alarming and network monitoring can be realized. An evaluation system for the operation service life and repairing value of the transformer substation storage battery is established, and the transformer substation storage battery is evaluated, distinguished and screened by utilizing the system according to main indexes of the battery such as application service life and repairing value; one or more methods for repairing and recycling the storage battery can be determined, the storage battery conforming to the repairing standard can be repaired, and the waste storage battery which does not conform to the repairing standard or is unnecessary to repair can be processed according to a national solid waste standard.

A method for on-line repairing of the commutator after a spark fault of a DC motor: use a millivolt meter to find the zero potential point when the motor is stopped; fix the turning device for processing at the processing site; turn the entire surface of the commutator under electrification Processing until the accuracy requirements are met; cleaning the falling objects in the commutator groove when the motor is stopped; thinning the mica sheet with a sawtooth scraper when the motor is stopped; grinding the surface of the commutator in a charged state; dismantling The processing chip device fixed on the site; the motor runs without load under the rated voltage state; it is put into normal operation. The present invention finds the zero potential point of the commutator, and under the conditions of electrification of the motor and human-machine insulation, after turning and grinding the surface of the motor commutator online, not only can the surface finish of the processed commutator meet the requirements, but also make the motor The service life of the utility model can be increased from about half a year to more than two years, and personal safety is guaranteed.

The invention relates to a gas-shielded welding wire for partially repairing mandrels for H13 seamless steel pipes. The chemical composition of the gas-shielded welding wire is: C 0.04%-0.09%; Si 0.2%-0.5%; Mn 1.0%- 1.8%; Ni 1.5%~3.0%; Mo 0.7%~1.90%; S 0.0030%~0.0150%; P≤0.018%; V 0.89%~1.0%; Cr 1.0%~6.0%; Nb 0.055% ~ 0.2%; Als 0.02% ~ 0.04%; the balance is iron and unavoidable impurities. The gas-shielded welding wire of the present invention has excellent welding manufacturability, is suitable for repairing and welding the mandrel after being damaged, and can improve the service life of the repaired mandrel.

The invention discloses a battery repair system, method and device. For a battery system including at least one battery, at least one repair device corresponding to at least one battery in the battery system and a The centralized control device controlled by each repair device repairs each battery in the battery system, wherein, the repair pulse generated by each repair device according to the repair instruction sent by the centralized control device is the same as the current value of the battery corresponding to the repair device. The state of each single battery is matched, so that there is no need to separate each single battery from the battery application system, and each repair device can perform differentiated repairs on each single battery under the control of a centralized control device, which not only greatly improves the effect of battery repair , and make the repaired battery can be used immediately by the battery application system, realize online repair, and improve the use efficiency of the battery system.

The invention discloses a self-repairing enhanced polyarylether composite material and a preparation method thereof, which is characterized in that 0.1-10 parts of a boron-containing organic small molecule crosslinking agent is dissolved in 1-20 parts of a dispersant to form a uniform mixture Liquid, this mixed solution and 30-90 parts of polyarylether base resin, 0.1-20 parts of polymer-based crosslinking agent containing active functional groups and 0.1-5 parts of catalyst are added to a high-speed mixer, and mixed at room temperature for 1-10min to obtain Masterbatch; the uniformly dispersed above-mentioned masterbatch is dried at a temperature of 30-80°C and a vacuum of 0.05-0.095MPa for 1-6h to obtain a mixed masterbatch; the masterbatch is added from the main feeding port of the twin-screw extruder, and the screw speed The temperature is 50-200rpm, the temperature is 270-380°C; at the same time, 10-60 parts of reinforcing fillers are added from the side feeding port of the twin-screw extruder, melted and blended for 2-10min, extruded, cooled, granulated, and dried to obtain Self-healing reinforced polyarylether composite material; injection molding it into a notched standard tensile spline, and testing its average tensile strength; comparing the tensile properties of the composite material before and after repairing to analyze its self-healing performance and effect.

The invention discloses an oxygen valve online repairing method which comprises the following steps: measuring the height of the valve rod and the size of treads; cutting a bracket and arranging a supporting rod; discharging a disabled valve driving mechanism and the cut bracket; mounting a new bracket on a valve flange; mounting a new horizontal driving mechanism, taking out the supporting rod, and accomplishing steps such as debugging. By adopting the repairing method, online repairing is realized without shutting down a oxygen system and exchanging the whole valve, so that the repairing efficiency is improved, and the repairing cost is decreased.

The invention relates to a wellhead sealing packing of a pumping unit capable of repairing polished rods. It mainly solves the problem that the excessive abrasion of the packing caused by the uneven surface of the existing polished rod seriously affects the sealing effect of the packing of the packing. The pumping unit wellhead sealing packing capable of repairing polished rods has the following components and proportions in terms of mass percentages: 25-50% of rubber particles; 15-20% of epoxy resin; 5-20% of crude wax; 5% of SAP resin ‑10%; vinyl chloride copolymer resin 5‑15%; plasticizer 15‑25%; dehumidifier 3‑5%; foaming agent 1‑2%; curing agent 0.2‑1.0%; talcum powder 5‑15%; Molybdenum disulfide lithium base grease 5‑10%; base oil 3‑5%. The pumping unit wellhead sealing packing capable of repairing polished rods can basically fill and harden the grooves on the surface defects of polished rods, achieve the effect of hot repair, reduce the excessive wear of packing caused by the uneven surface of polished rods, and extend the Root filler lifespan.