143results about How to "Fixed fast" patented technology

The invention discloses a method for positioning a network RTK based on a star-shaped virtual reference station, which comprises the steps of: firstly, establishing a star-shaped basic calculation unit, constructing a baseline calculation way for a star-shaped VRS network RTK and proposing an ambiguity calculation method suitable for the star-shaped VRS network RTK; and then studying the algorithm of the corrections of the ionosphere and the troposphere in the VRS network RTK aiming at the star shape. The method markedly increases the calculation speed on the network ambiguity by about 50% and has higher accuracy and reliability of the generated network correction.

The invention belongs to the technical field of plant microscopic observation and discloses a paraffin sectioning method for eucalyptus tissue. The method comprises the steps of preparing materials, fixing, washing, dehydrating, performing a transparency treatment, waxing, embedding, sectioning, displaying the sections, adhering the sections, roasting the sections, dewaxing and rehydrating, dyeing, dehydrating, redyeing and enclosing the sections. According to the paraffin sectioning method for the eucalyptus tissue, utilized novel stationary liquid polyhydroxyl acrylic acid has high speed, can largely shorten the fixing time and can balance the fixing; meanwhile, xylene replaces with a safe and nontoxic TO transparent reagent, the TO transparent agent can be solved with alcohol of 95% at 25 DEG C or above, can solve paraffin and sealed vegetable glue, has excellent volatility without bad influence on dyeing of common biological dye, and has relatively better transparency and dewaxing effects, and after the transparency treatment is performed, the tissue is unlikely to embrittle, the sections can keep complete; furthermore, neutral vegetable glue replaces with a section sealing agent CVmount. After the fixing, dehydrating and section sealing steps during optimization of paraffin sections are performed, the section production cycle is shortened by at least 72 hours on the premise of ensuring the sectioning effect.

The present invention discloses a URTK fuzziness rapid fixing method with additional atmosphere information dynamic constraint. The method comprises the steps of dynamically setting the prior information of the zenith direction tropospheric delay and the observation station satellite direction ionosphere delay at the position of a user by utilizing the position relationship of the user and a reference station, the validity of an atmosphere delay interpolation result at the region of the user and the change of the atmosphere delay along with the local time, taking the residual tropospheric delay and the ionosphere delay as the random walk to-be-evaluated parameters to evaluate, and improving the URTK fuzziness resolution by considering the atmosphere constraint information, such as the space-time change characteristics of a troposphere and an ionosphere. At the URTK fuzziness resolution, and by utilizing the characteristic that the extra wide lane (EWL) /WL observation value wavelength is longer, the fuzziness rapid and effective fixing is convenient, the fuzziness fixing speed of the user can be accelerated effectively.

The invention discloses a multipurpose fixing device for automobile axle type component machining. The multipurpose fixing device comprises a transverse shaft. A bottom plate is vertically arranged below the transverse shaft. A side plate and a T-shaped stand column are fixedly welded to the top of the bottom plate. The top of the T-shaped stand column is sleeved with a sliding sleeve in a slidingmanner. A T-shaped groove is formed in the bottom side of the sliding sleeve. A track groove is formed in the top side of the T-shaped stand column. Track wheels are fixedly arranged on the inner wall of the top side of the T-shaped groove and are in sliding connection into the track groove. A vertical plate is fixedly welded to the top side of the sliding sleeve, a horizontal through hole is formed in a plate body of the vertical plate and internally provided with a threaded transverse column, a limiting sliding groove is formed in one side of a column body of the threaded transverse column,a limiting transverse rod is fixedly welded to the inner wall of one side of the horizontal through hole, the limiting transverse rod is horizontally arranged and is in sliding connection into the limiting sliding groove. According to the multipurpose fixing device for automobile axle type component machining, the automobile axle type component fixing effect is better, precision is higher, the application range is wider, operation is convenient, and the usage requirements of people in production and life are met.

The invention discloses carton binding equipment capable of using for online production. The carton binding equipment comprises a main body, a telescopic rod and connecting rods. The main body is internally provided with electric motors, a conveyor belt is arranged on the electric motors, the telescopic rod is mounted above the conveyor belt, and a bolt is arranged in the telescopic rod in a penetrating mode. A binding box is disposed under the telescopic rod, a hydraulic rod is disposed inside the binding box, a pushing plate is disposed on the right side of the hydraulic rod, and sliding rails are disposed on the upper and lower sides of the pushing plate. According to the carton binding equipment capable of using for the online production, the telescopic rod is arranged, and the lengthof the telescopic rod can be adjusted by the bolt so that the binding box fixed under the telescopic rod can reach the suitable position so as to be suitable for the binding of cartons with differentthicknesses to make the binding of the cartons more firm.

This invention relates to the field of paper coating, more in particular to means and methods for providing paper with at least one layer of pigment using film coating to obtain a well printable surface. Provided is a method for preparing coated paper comprising the steps of: a) providing a pigmented wet coating formulation comprising water, 2-20 parts of a binder and 100 parts of pigment, wherein at least 50% of the binder is highly branched starch (HBS) characterized by a molecular weight of between 0.5* 105 and 1*106 Daltons and having a molecular branching degree of at least 8% and which is obtained by treatment of gelatinized starch or starch derivative with a glycogen branching enzyme (EC 2.4.1.18); and wherein at least 70% of the pigment is calcium carbonate; and b) applying the pigmented wet coating formulation to paper by film coating and drying the coated paper.

The invention relates to the technical field of steel structure processing, in particular to C-shaped steel structure automatic processing equipment. The equipment comprises a base and a supporting platform, and further comprises a controller, a fixing mechanism and a cutting mechanism; the controller is fixedly arranged at the top of the base; the fixing mechanism is arranged at the top of the base and is used for fixing C-shaped steel; the fixing mechanism comprises a bearing assembly, two supporting pillars and two pressing assemblies; the cutting mechanism is arranged on the base and is used for cutting the C-shaped steel; the cutting mechanism comprises a vertical plate, an upper cutting assembly and a lower cutting assembly; and the bearing assembly, the upper cutting assembly and the lower cutting assembly are electrically connected with the controller. The C-shaped steel structure automatic processing equipment and an operation method can conduct automatic adjustment based on offset deviation when position deviation of a cutting tool occurs, realize resetting of the cutting tool, and always maintain that the cutting tool meets the cutting requirements; at the same time, when the C-shaped steel is fixed, the speed is fast, the operation is convenient and processing efficiency can be effectively improved.

The invention discloses a mechanical automatic cutting device with a dust cage. The mechanical automatic cutting device comprises a dust cage body and a clamping plate, and the dust cage body is fixedto a cutting table; the dust cage body is fixedly provided with a dust suction inlet connected to an air inlet of a fan through a tube, and an air outlet of the fan is provided with a cloth bag filter; the interior of the dust cage body is rotatably connected to a first screw rod which is in threaded connection with a first sliding block, and the first sliding block is provided with a cutting machine; the clamping plate is movably connected to the cutting table, and the bottom end of the clamping plate is fixed to a second sliding block which is in threaded connection with a second screw rod;and the second screw rod is rotatably connected to the lower surface of the cutting table. According to the mechanical automatic cutting device, the fixing speed of workpieces is increased through the second screw rod, and the cutting of the workpieces can be finished in the moving process of the cutting machine; the cutting efficiency of the cutting machine is improved, and the collection efficiency of chippings and spark is high; and the mechanical automatic cutting device is environmentally friendly, and the harm to workers is reduced.

The invention discloses a multi-column-shaped inserting type multipurpose hanging piece, and relates to plate-shaped materials (marble, granite, artificial stones, porcelain plates, vitrified tiles, ceramic plates and glass) of building wall bodies and installation hanging pieces of indoor handiwork hanging pieces (mirror frames and photo frames). The multi-column-shaped inserting type multipurpose hanging piece is structurally composed of wall body hanging pieces and brick body hanging pieces. The brick body hanging pieces are installed on four corner portions of the inner side of a to-be-hanged brick body. The wall body hanging pieces are fixedly arranged on a wall body or a joist. The positions of the wall body hanging pieces correspond to the positions of the brick body hanging pieces on the to-be-hanged brick body. The brick body hanging pieces are inserted into the wall body hanging pieces, and the brick body is hanged on a wall. The multi-column-shaped inserting type multipurpose hanging piece has the advantages of being novel in structure, simple and convenient to process, low in cost, convenient to install, good in stability, easy to adjust, not prone to dropping and the like, thereby being a novel multi-column-shaped inserting type multipurpose hanging piece which integrates economy and practicability.

The invention relates to a concrete-filled steel tube beam column connecting joint capable of being replaced after an earthquake. The concrete-filled steel tube beam column connecting joint comprises a prefabricated joint frame with threaded holes formed in the upper side, the lower side and the peripheral end face, the upper side and the lower side of the prefabricated joint frame are connected with an upper steel tube concrete column and a lower steel tube concrete column through bolts, the periphery of the prefabricated joint frame is connected with steel beams through bolts, the vertical section of the steel beams is I-shaped, arc-shaped stress grooves are formed in the front side and the rear side of a steel beam flange plate, the end, away from the prefabricated joint frame, of the steel beam is connected with a steel tube concrete beam through bolts, the surface of the steel beam is slidably connected with a first arch-shaped connecting piece and a second arch-shaped connecting piece which are spliced with each other, the first arch-shaped connecting piece, the second arch-shaped connecting piece and the steel beam are fixedly connected through fasteners, the dog-bone type steel beam can be prevented from buckling through the arch-shaped connecting pieces, the strength of the steel beam is enhanced to a certain degree, the energy dissipation capacity is enhanced, the ductility is improved, meanwhile, the steel beam is protected to a certain degree, and the service life of the steel beam is prolonged to a certain degree.

The invention relates to a PC assembling type inner wall module fixing device for building. The inner wall module fixing device comprises an upper supporting plate, a lower supporting plate and an adjusting pipe. Fixing holes are formed in the upper supporting plate and the lower supporting plate correspondingly. The upper supporting plate is provided with a hinge shaft, an upper fixing hole, an upper hinge shaft and an upper supporting rod. The upper supporting rod comprises an upper hinge block and an upper screw rod arranged on the upper hinge block. The upper hinge block is provided with an upper hinge hole. The upper hinge shaft is connected with the upper fixing hole and the upper hinge hole in a matched manner. The lower supporting plate is provided with a hinge block, a lower fixing hole, a lower hinge shaft and a lower supporting rod. The hinge block is provided with a hinge hole. The hinge shaft is connected with the hinge hole in a matched manner. The lower supporting rod comprises a lower hinge block and a lower screw rod arranged on the lower hinge block. A lower hinge hole is formed in the lower hinge block. A control pipe is arranged on the middle portion of an adjusting pipe. Threads matched with the upper screw rod and the lower screw rod are arranged at the two ends of the inner wall of the adjusting pipe. The fixing device improves the fixing efficiency, canbe adjusted, and can be folded when not being used.

The invention discloses a cloth cutting bed which comprises a cloth cutting bed body. A fixing frame is fixedly arranged at the position, close to one side, of the outer surface of the upper end of the cloth cutting bed body; two sets of drawers are arranged in the middle of the outer surface of the lower end of the cloth cutting bed body, and shock absorbers are fixedly installed at the positions, close to the four corners, of the outer surface of the lower end of the cloth cutting bed body; the outer surfaces of the lower ends of the shock absorbers are fixedly provided with supporting columns. According to the cloth cutting bed, cloth can be conveniently fixed by people, the speed for fixing the cloth is relatively high, and the cloth cutting efficiency is improved; people can conveniently clean away dust on the surface of the cloth cutting bed, and the cleaning effect is good; finally, tiny substances such as cloth and fluff which are caused by cutting the cloth can be sucked intoan ash storage box, so that the body discomfort caused when an operator inhales the micro cloth is avoided, the body health of the operator is guaranteed, and better application prospects are brought.

The invention provides fast conveying equipment for solidification-resisting type refractory castable and belongs to the field of refractory material construction equipment. The equipment is characterized by comprising a material mixing device, a feeding device, a material conveying device and a material transferring device. According to the equipment, at first, the material mixing device and thefeeding device carry out pretreatment on materials needing to be conveyed, and then the material conveying device and the material transferring device sequentially convey the materials to the construction operation face of a boiler body. The material mixing device carries out pre-machining on the castable on site firstly through a material mixing support and a material mixing hopper, then the feeding device transfers the materials transversely and then carries out material lifting operation from bottom to top, when the high-altitude conveying link is carried out finally, at first, double helixes in a feeding cylinder carry out gap type high-speed material mixing, thus, the phenomenon of material macromolecule gravity decomposition possibly generated in the material lifting process is avoided, and finally the materials are conveyed to the high-altitude operation construction face through the material conveying device.