1422results about How to "Improve the quality of use" patented technology

The present invention relates to an environment protecting wood wax oil which comprises the following main components by weight: 75-85 parts of vegetable oil, 0.1-1 part of vegetable wax or animal wax, 11-22 parts of rosin resin, 1-2 parts of drier and 0.1-1 part of cosolvent. The preparing method of the wood wax oil comprises the following steps: heating and melting the vegetable oil and wax mixing system, reducing the temperature and adding other materials, and mixing to uniform for obtaining the wood wax oil. The wood wax oil related to the invention can totally penetrate into the wood. The wood wax oil of the invention is remarkably different with the traditional paint with the existence of paint skin. The surface of wood wax oil has an open texture effect. The different woods can represent different real tactile sensation. Furthermore the wood with the environment protecting wood wax oil can be partially restored and retrofitted without mark. The wood wax oil can preserve various excellent performances of wood and effectively prevent the seasoning cracking of wood. The wood is caused to possess the excellent performances of ventilation, drying, corrosion resistance, worm resistance, flame resistance, etc. The using quality of wood can be increased comprehensively.

The invention discloses a design and manufacturing method of a porous grid structure material and aims to solve the problems of blindness and uncertainty in traditional manufacturing of a porous material and apply an effective design concept for the porous material to practical manufacturing. The design and manufacturing method comprises the following steps: obtaining a data image based on topological optimization simulation; performing three-dimensional rebuilding on the data image on Solid Works; importing to magics software as a unit grid structure; filling into various three-dimensional models of specific parts which need to adopt the grid structure at any size ratio; afterwards manufacturing the parts. According to the design and manufacturing method, firstly, the three-dimensional model of each part is imported to a computer on a worktable; the printing angle and the printing position are set according to the three-dimensional graph structure; a powder layer is sintered into a corresponding two-dimensional shape on the layer; powder with the same thickness is repeatedly laid on the worktable on which one layer of graph is sintered; laser scanning is still performed according to the scanning route of the layer until the overall three-dimensional graph is completed. The design and manufacturing method disclosed by the invention has the advantages of reducing the elasticity modulus of the part and realizing good mechanical properties.

The invention relates to an automatic production line for shoes. The automatic production line comprises an automatic vamp gluing device and an automatic sole gluing device. The automatic vamp gluing device comprises a first conveying belt, a first driving assembly and a first automatic glue spraying control assembly. The first automatic glue spraying control assembly comprises a three-dimensional scanning mechanism, a first processing water spraying mechanism, a first processing water drying mechanism, a first glue spraying executing mechanism and a first glue drying mechanism, wherein the three-dimensional scanning mechanism, the first processing water spraying mechanism, the first processing water drying mechanism, the first glue spraying executing mechanism and the first glue drying mechanism are located above the first conveying belt and adjacently connected in sequence. The first glue spraying executing mechanism comprises a controller, a first six-degree-of-freedom mechanical hand and a first spray gun, wherein the enable end of the controller is connected with the three-dimensional scanning mechanism, and the first spray gun is installed on the arm of the first six-degree-of-freedom mechanical hand. The invention further relates to an automatic manufacturing method for the shoes. According to the automatic production line and the automatic manufacturing method for the shoes, glue wastage can be greatly reduced, the vamp glue spraying effect consistency is improved, then the follow-up vamp and sole gluing firmness degree is improved, the service life of the shoes is prolonged, and the quality of the shoes is improved.

The invention discloses a BIM technology-based curtain wall mounting design method. The method comprises the following steps of (1) importing a two-dimensional drawing of a curtain wall to BIM software Revit, and building three-dimensional models of to-be-mounted curtain wall unit members according to modeling specifications; (2) exporting detail drawings according to the three-dimensional modelsof the to-be-mounted curtain wall unit members, and performing processing production according to the detail drawings of the curtain wall unit members by a factory; (3) building three-dimensional point cloud models of the curtain wall unit members by utilizing fixed point cloud information; (4) adjusting information of the curtain wall unit members by using a processing device; and (5) simulatingwhole pre-mounting of the curtain wall in the Revit according to the three-dimensional point cloud models of the curtain wall unit members meeting specification requirements, and according to a pre-mounting process, performing entity member mounting. The BIM technology-based curtain wall mounting design method solves the problems of high field mounting difficulty, low mounting efficiency and low precision of the curtain wall.

The invention discloses a liquid state blast furnace slag granulation and multi-roller residual heat recovery system. The liquid state blast furnace slag granulation and multi-roller residual heat recovery system comprises a first level vaporized roller granulation bin, a second level vaporized roller storage bin, a third level roller cooler and a residual heat recovery system, wherein a material inlet of the first level vaporized roller granulation bin is provided with a liquid state slag flow groove and a granulation device; the first level vaporized roller granulation bin, the second level vaporized roller storage bin and the third level roller cooler are connected in series, and are all provided with vapor-water inlets and outlets; the residual heat recovery system comprises a water feeding pump, an oxygen removing device and a vapor bag which are communicated through water pipes. According to the invention, high-grade saturated steam can be produced by utilizing residual heat of a blast furnace slag in a gradient mode, and the waste slag utilization grade is improved by the rapid cooling of solid slags; the continuous running in the integral process is not affected by the resting period of a blast furnace.

The invention relates to a battery charging technology, and in particular relates to a uniform charging method and a uniform charging device for lithium battery packs. The method comprises the steps that: firstly, the lithium battery pack is overall charged; the voltage of each battery cell is basically detected in real time in the overall charging process; the charging process can be accelerated by virtue of the overall charging manner; the overall charging process is stopped when the voltage of any battery cell reaches a preset threshold; the voltage of each battery cell of the battery pack is ordered from small to large; the voltage of the backmost battery cell with the highest voltage is used as a reference voltage of the uniform charging process; the uniform charging process is started from the headmost battery cell with the lowest voltage till the voltage of the headmost battery cell reaches the reference voltage; then each battery cell with the voltage lower than the reference voltage is uniformly charged in sequence from small to large till the voltage of the battery cell reaches the reference voltage; and thus far, the charging operation is ended. The uniform charging method and the uniform charging device have the advantages of reasonable structure, simplicity and convenience in operation, reliable work and the like.

The invention discloses a compound type polyurethane toilet seat, including a surface coating layer, a positioning structure and a seat cushion support, wherein the surface coating layer of made of polyurethane and seamlessly wraps the outer surface of the seat cushion support by the positioning structure. The preparation technology includes the steps of: 1, spraying mold release agents and intramode paint in a mold cavity; 2, cleaning the surface of the seat cushion support; 3, polishing or abrasive blasting; 4, thermally processing seat cushion support; 5, spraying the mold release agent in the mold cavity, and installing the seat cushion support in the mold cavity; 6, injecting polyurethane material into the mold cavity, and shaking the mold; 7, foaming the polyurethane material; 8, after the polyurethane is cured in the mold, opening the mold to take out the product, and thereby completing the whole preparation technology of the product. The compound type polyurethane toilet seat achieves the one-time composite molding of the polyurethane toilet seat, optimizes the processing technology, saving the use cost, increases the bonding intensity of the product, and improves the use quality of the product.

The invention provides a panel drive circuit and a panel drive method. The panel drive circuit comprises a scanning control transistor (T1), a drive transistor (T2), a photo-transistor (T3), a storage capacitor (C1) and an OLED. The panel drive circuit further comprises a scan control end (Scan n), a data signal end (Data n), a power voltage input end (Vdd) and a low voltage input end (Vgl). The drive currents of the drive transistor (T2) are gray-scale currents (I1), the currents of the photo-transistor (T3) are environment lighting currents (I2), the gray-scale currents (I1) depend on gray-scale voltages stored in the storage capacitor (C1), and the environment lighting currents (I2) depend on environment lighting. The luminance of a panel depends on the sum of the gray-scale currents (I1) and the environment lighting currents (I2).

A core-board with novel structure features that its both surface plys and core ply are all the single board with the thickness of more than 4 mn. Its production method includes using the rotating cutter to cut timber for obtaining single board with more than 4 mm of thickness, drying for 1-4 days, gluing their together to obtain three-ply board, abrading both surfaces, and gluing veneer. Its advantages are high utilization rate of timber (80-90%), saving electric energy by 60% or more, simple method, and high performance and quality of product.

The invention relates to a drilling and tapping machine, which is used for drilling and tapping workpieces. The drilling and tapping machine comprises a machine frame, a tapping drilling clamp which is arranged on the machine frame and is used for clamping and fixing the workpieces, a drilling device which is arranged above the tapping drilling clamp and is used for drilling, two servo tapping devices which are arranged on left and right sides of the drilling device and are used for tapping and an electric cabinet for controlling the drilling device and the servo tapping devices. In the drilling device of the drilling and tapping machine, two drills are respectively controlled to drill holes by a double-high-accuracy electric main shaft so as to ensure the stability of bottom holes; and a tapping cutter is controlled to tap by using the servo tapping devices, and machining parameters can be set by combining actual conditions, so the service life of the tapping cutter can be prolonged greatly, and the quality of threads can be improved greatly.

The invention discloses a double-cylinder rotating compressor which comprises a shell body, a motor, an upper flange, an upper air cylinder, a crank shaft, an upper running pulley, a partition plate, a lower running pulley, a lower air cylinder and a lower flange. The radius of a cylinder matched segment of the portion in which the crank shaft is matched with an inner hole of the partition plate is larger than biggest eccentric radiuses of an upper eccentric portion and a lower eccentric portion of the crank shaft, the cylinder matched segment of the crank shaft is matched with the inner hole of the partition plate in a sliding mode to form an auxiliary bearing of the compressor, the bottom end face of the lower eccentric portion of the crank shaft is arranged in an alignment mode corresponding to the bottom end face of the lower air cylinder, and the corresponding lower flange is a plane plate. The lower flange enables the lower running pulley and the lower eccentric portion of the crank shaft to be blocked in the lower air cylinder in an alignment mode, an original short shaft of the crank shaft is removed, the height of the shell body is reduced, frozen oil filling injection amount is reduced, and power consumption of the compressor is reduced. The invention further discloses an eccentric assembling method of the double-cylinder rotating compressor, a combined centering assembling mode from top to bottom is adopted by the method, and the problem that coaxiality difference of the long shaft and the short shaft of the existing crank brings problem for a gap of the lower cylinder is solved.