40results about How to "Ensure surface cleanliness" patented technology

The invention provides a method for detecting a surface dirt defect of an image sensor. The method comprises the following steps: step S10, irradiating the surface of the image sensor through a telecentric collimated light source; step S20, starting an image sensor, performing imaging to the surface of the image sensor, and collecting the surface of the image sensor and forming image data of surface dirt defect particles; and step S30, obtaining a detection result about whether a surface dirt defect exists on the surface of the image sensor according to the image data. According to the method, the problem of missed detection that is prone to happen when an image sensor is subjected to surface dirt defect detection through a uniform luminescence light source in the prior art is solved.

The invention relates to a flow guide net punching isolating film composite material structure production system. The system comprises a gluing mechanism, a synthesis mechanism and a film rolling mechanism, wherein the gluing mechanism comprises a glue coating mechanism, a first glue homogenizing mechanism and a second glue homogenizing mechanism, the second glue homogenizing mechanism comprises aspeed change assembly, a stretching assembly and a glue coating assembly, the synthesis mechanism is located behind the gluing mechanism and used for pressing a flow guide net subjected to gluing work and a porous isolating film, and the film rolling mechanism comprises a switching mechanism, a driving mechanism, a winding roll element rotationally arranged on a circulating assembly, two windingmechanisms symmetrically arranged on the two sides of the winding roll element, a cutting mechanism used for cutting a composite flow guide net and a glue sealing mechanism used for carrying out automatic finishing work on the tail of the cut composite flow guide net on the winding roll element. According to the system, the technical problems that when the porous isolating film and the flow guidenet work in a composite mode, production work is discontinuous, finished products need to be packaged and output after winding work is completed through shutdown, and the efficiency is low are solved.

The invention discloses a preparation method of a high anti-corrosion coating on the surface of a sintered Nd-Fe-B magnet. The method comprises the steps that a machined and shaped Nd-Fe-B magnet is preprocessed, the preprocessed Nd-Fe-B product is soaked with a pre-processing solution, and the pre-processing solution is prepared by mixing distilled water, a coating agent and an accelerator; priming coating of a ZnAl coating solution is performed on the surface of the soaked Nd-Fe-B magnet, and the Nd-Fe-B magnet with the ZnAl coating obtained after priming coating is obtained; top coating ofa Al-enriched coating solution is performed on the surface of the Nd-Fe-B magnet obtained after priming coating, and the high anti-corrosion Nd-Fe-B magnet is obtained. Due to two times of coating processing, the porosity between the magnet and a corrosive medium is effectively lowered, the binding force between the coating and the magnet is improved, and the sintered Nd-Fe-B magnet has the good corrosion resistance. Due to the ZnAl coating obtained after priming coating, the quantity of a medium entering the deeper layer of the coating is greatly reduced, and therefore the high temperature and high pressure resistance and the ageing resistance of the magnet are greatly improved.

The invention discloses a method for manufacturing a mask. The method comprises the following steps of S1, material selection, wherein a non-woven fabric with a certain length is selected as the outerside, a melt-blown fabric is selected as the upper layer of the non-woven fabric, a bamboo fiber spinning layer is used on a layer of the melt-blown fabric, and the bamboo fiber spinning layer, the melt-blown fabric and the non-woven fabric are placed on the selected fabrics from top to bottom; S2, raw material forming at constant temperature,wherein the selected raw materials pass through a thermostat forming machine in a flat laying manner. Compared with the prior art, the method has the advantages that in the process of making the disposable mask, the surface smoothness and the fit degreeof the disposable mask can be effectively ensured, and under existing process conditions, the shaping effect of the disposable mask can be achieved, so that the use effect of the disposable mask is improved, high-efficiency and pollution-free effects in the process of packaging the disposable mask are achieved, the quality and safety of the disposable mask are improved, the surface cleanliness anddrying effect of the mask can be effectively ensured, the production process is advanced, the influence of an enterprise can be effectively improved, and a great popularization value is achieved.

The invention provides a production method for a continuous functional composite material. The invention mainly aims to deeply improve and optimize a present production technology and produce two-layer and three-layer functional composite materials with higher applicability and higher bonding property. The product produced according to the method is capable of continuously and stably working at -20 DEG C to 100 DEG C; the product has multiple functions, such as vibration reduction, noise reduction, sound insulation, heat insulation and magnetism resistance; the product is a novel environment-friendly functional composite material and has wide application prospect.

The invention discloses a manufacturing method and a manufacturing device of an electronic component, and belongs to the technical field of photovoltaic device manufacturing. The method comprises the following steps of: putting the semiconductor device into a cathode area and driving the semiconductor device to move in the cathode area, switching on a wire plating roller and driving the wire plating roller to rotate, so that a conductive part in the circumferential direction of the outer side of the wire plating roller is plated with a metal wire on the surface of the semiconductor device along the movement direction; the conductive part comprises a wire plating area and a deplating area; an anode is arranged on the outer side of the deplating area and is electrically connected with the positive pole of the power supply through a conductive part of the deplating area; a cathode area capable of placing a semiconductor device is arranged on the outer side of the wire plating area, and the semiconductor device is electrically connected with the negative electrode of the power supply through a conductive part of the wire plating area. The surface wire plating efficiency of the semiconductor device can be improved, the uniformity of a metal layer on the surface of the semiconductor device such as a silicon wafer or a battery piece is improved, and the production efficiency of an electronic element is improved.

The invention relates to the technical field of shoe material processing equipment, and discloses sole drilling equipment which comprises a rack, a rotating disc rotationally arranged on the rack, a plurality of drill bits detachably connected to the rotating disc and a positioning assembly used for fixing a to-be-processed sole, and the multiple drill bits are different in shape and distributed in the circumferential direction along the central axis of the rotating disc; a support is arranged on the machine frame, a rotating assembly and a lifting assembly used for driving the rotating assembly to vertically move are connected to the support, the rotating assembly comprises a rotating motor and a rotating block arranged on an output shaft of the rotating motor, and a non-circular inserting groove is formed in the bottom face of the rotating block. Inserting blocks with the same shape as the inserting grooves are fixed to the sides, close to the central axis of the rotary disc, of the drill bits, and the inserting blocks on the drill bits can sequentially move to the positions under the inserting grooves along with the rotary disc and are embedded into the inserting grooves. The drilling device has the effect that the drilling requirements of various shapes can be met.

The invention discloses a rust-proof durable digital printer. The rust-proof durable digital printer comprises a board body; a limiting block, a supporting frame, a fixing tank and a first hinge baseare fixed to the top of the board body; supporting legs are fixed to the bottom of the board body; a track groove is formed in the top of the board body; a movable tank is arranged on the top of the board body; movable wheels are movably installed at the bottom of the movable tank; the bottoms of the movable wheels make contact with the groove bottoms of the track groove; a movable groove is formed in the side face of the movable tank; a movable rod penetrates through the movable groove; a mounting tank is fixed to the outer side of the fixing tank; and a first air bellow, a transfer tank anda second air bellow are fixed to the top of the movable tank. Impurity removal is conducted on objects before printing, drying and curing of printing ink on the surface of the printed objects are accelerated, the height of the body is convenient to adjusted and the body is prevented from rusting, so that the digital printer is convenient to use, the protection function is achieved, and durabilityof the digital printer is improved.

The invention provides intelligent dust removal type communication equipment for a new energy automobile, and relates to the technical field of new energy automobiles. The intelligent dust removal type communication equipment comprises a communication box fixedly installed at the bottom of an automobile, the communication box is arranged to be in a square block shape, and fixing bottom feet are symmetrically arranged on the two side walls of the square-block-shaped communication box; the communication box is fixedly installed at the bottom of an automobile through fixing bottom feet on the twosides. A rolling box is arranged at the top end of a dust blocking awning, a flexible panel in front of a connecting panel is contained in the rolling box, the flexible panel is rolled upwards, a connecting wire can be conveniently and rapidly communicated with a connecting notch in the connecting panel, and side rib plates are symmetrically arranged on the left side and the right side of the connecting panel; slideways standing at the bottom end of the dust blocking awning are symmetrically formed in the inner side walls of the side rib plates on the two sides so that the flexible panel canstretch out downwards along the slideways when stretching out downwards, the contact distance between the flexible panel and the connecting panel can be better controlled, and the cleaning and brushing effect of the first cleaning and brushing bristles on the surface of the flexible panel on the surface of the connecting panel can be improved.

The invention provides a preparation method of a titanium alloy dental implant surface composite coating, and belongs to the field of surface modification of oral titanium alloy dental implants. The preparation method of the titanium alloy dental implant surface composite coating comprises the specific steps of titanium alloy dental implant preparation, titanium alloy dental implant cleaning treatment, titanium alloy dental implant blow-drying and airing treatment, storage treatment after a composite coating is generated on the surface of the titanium alloy dental implant, titanium alloy dental implant implanting and using, and titanium alloy dental implant subsequent detection. The method is mature in process and simple to operate, the process of cleaning the surface of the titanium alloy dental implant for many times is added to ensure the cleanliness of the surface of the titanium alloy dental implant and further ensure the adhesiveness of the coating, meanwhile, the use effect of the titanium alloy dental implant is ensured through the clear transportation and use process, unnecessary damage can be avoided, the utilization rate of the titanium alloy dental implant is guaranteed, the implanting effect is improved, and the implanting rate is guaranteed.

The invention relates to a shearing blade for a plastic lens pouring gate. The shearing blade comprises a positioning portion and a shearing portion connected with the positioning portion; in the thickness direction of a shearing blade body, a first surface and a second surface are arranged oppositely on the shearing portion; in the direction away from the positioning portion, the thickness of theshearing portion gradually decreases, and the first surface and the second surface intersect at the farthest end to form a knife-edge structure; and the first surface is a rough surface. The first surface of the shearing portion is arranged as the rough surface, so that when a plastic lens is sheared by the shearing blade, the first surface can be used for directly processing the shearing surfaceon the plastic lens into the rough surface; and the reflection effect of a traditional smooth shearing surface on light is eliminated, so that the shearing surface formed by using the shearing bladehas a good suppression effect on the formation of stray light, and the shearing blade is beneficial to improving the imaging quality of the lens.

The invention discloses a multifunctional fancy yarn stranding device. The multifunctional fancy yarn stranding device comprises a first winding disc, a second winding disc, fixing shafts, a supporting base, a connecting base, a base, a fixed wheel base, a yarn pressing wheel, an I-type supporting frame, a false twister, a stranding length adjustable mobile rail structure, a stranded fancy yarn collecting wheel structure, an adjustable fancy yarn surface dust clearing wheel structure, decorative yarn and core yarn, and the first winding disc and the second winding disc are installed in the middles of the upper side and the lower side inside the supporting base through the fixing shafts respectively. By arranging an installing base, a supporting pillar, an inverted-U-shaped sliding block, alinear slide rail, a stop dog and an adjusting bolt, the position of the inverted-U-shaped sliding block on the upper portion of the outer wall of the linear slide rail is slidingly and easily adjusted according to the requirement of stranding length to change the position of the false twister and guarantee the length position to meet the requirement of stranding.

This invention relates to one clearing process monitoring device with one clearing arm and one fluid part. When the arm cleans the transistor, the flow provides one fluid part on transistor. The monitor device at least comprises the following parts: arm position sensor connected to arm when the sensor is started; at least one flow sensor unit connected to flow unit to monitor flow providing unit when started. The flow sensor unit at least comprises the following: emission end, receiving end and floating parts, wherein, the receiving end responds to eradiation end to receive signals. The floating element is located between emission end and receiving end. The floating part alters position. The float element makes the receiving end receive the signals from emission end.

The invention belongs to the technical field of two-dimensional materials, and particularly relates to a preparation method of a device based on a two-dimensional material. According to the invention,the method comprises the steps: employing a mark plate containing a labyrinth type source-drain electrode pattern for forming a mark and a labyrinth type source-drain electrode on a target substratein one step, and then transferring the two-dimensional material to the target substrate, so a device based on the two-dimensional material can be prepared simply and efficiently, and the method is suitable for preparing devices of any substrate; the device comprises a field effect transistor, a resistor, a capacitor and the like.

The invention discloses an oil smoke purifier power supply capable of effectively reducing oil stain influence, which comprises a power supply body; wherein a mounting base is mounted at the bottom end of the power supply body, an external connecting wire is arranged outside the power supply body, and a protective cover is mounted between the power supply body and the external connecting wire, anda quick butt joint mechanism is connected between the protective cover and the mounting base. According to the scheme, the protective cover is installed outside the power source of the lampblack purifier, oil stains outside the power source can be effectively isolated through the protective cover, and therefore the influence of the oil stains on the power source is effectively reduced, the protective cover is fixed to the base through the alignment column, and the alignment groove and the clamping groove are formed in the base in advance; and the alignment columns are effectively inserted andthen clamped through the clamping blocks, so that the position of the protective cover is quickly fixed, a user can conveniently mount and dismount the protective cover, the protective cover is conveniently replaced and cleaned, and therefore, the surface cleanliness of the lampblack purifier power supply is effectively guaranteed.