243results about How to "Automatic removal" patented technology

The invention is suitable for the technical field of automatic control, and provides a production line device used for similar multistage assembly product code assigning and tracing. A first bar code reader 5 is used for reading EAN-13 codes of single stage products after separation, a first rejection device 6 is used for rejecting the single stage products with the reading EAN-13 codes, not involved in current work order information, a first obstruction cylinder 7 is used for obstructing the single stage products under a laser coding machine 8, the laser coding machine 8 is used for printing two-dimensional codes on the upward sides of the single stage products, a first pushing cylinder 9 is used for pushing the obstructed single stage products periodically, an interval separation device 10 is used for separating the single stage products moving again at equal intervals according to a setup parameter, a two-dimensional code collector 11 is used for reading the two-dimensional codes of the single stage products, and a second rejection device 12 is used for rejecting the single stage products with the two-dimensional codes which cannot be read successfully. Through operations of an IPC and a PLC device, the parameter setting is finished, so that the production line device can produce special-type or special-stage finished products as required, and has the universality, and the cost is reduced.

The invention discloses sorting and assembling equipment for valve lock clamp components. The storing and assembling equipment comprises a protection component, a rotary table mechanism, a spring plate feeding mechanism, a lock clamping and assembling mechanism, an assembling and testing mechanism, an automatic discharging mechanism, an eliminating mechanism and an operation box component; the assembling and testing mechanism comprise a detection cylinder, a detection sensor, a transition block, a detecting and mounting base and a detection head; the eliminating mechanism comprises an eliminating passageway, an eliminating block and a hopper, wherein the detection head can be used for detecting whether a valve lock clamp is installed in the spring plate in place, and feeding to the eliminating mechanism through the detection sensor, and automatically eliminating the valve lock clamp components which are not installed in place into the hopper.

This invention relates to a method for extracting a core content of a webpage based on text-tag density. The method comprises four steps of preprocessing webpage source code, estimating the range of the core content of the webpage, determining the boundary of the core content and deleting residual tags. In the step of preprocessing webpage source code, extract core elements of title, summary, description, and so on from an original webpage text, and delete the tags unrelated to the core content of the webpage in the original webpage text so as to acquire a pending text. In the step of estimating the range of the core content of the webpage, determine a general range of the core content of the webpage. In the step of determining the boundary of the core content, separately determine precise start and stop positions of the core content of the webpage text. In the step of deleting residual tags, take out the core content part and delete residual tags to acquire the core content of the webpage, which is convenient to be analyzed and processed. By adoption of this method, the DOM (Document Object Model) structure of a webpage document is unnecessary to be analyzed; the theme and the content of the webpage are not limited; the processing procedure has linear complexity; and this method is applicable to the technical applications of extracting the core contents of various kinds of webpages, denoising webpages, and so on.

The invention discloses a video matting method and a system based on a mobile platform. The mobile terminal comprises an image processor, a camera and a touch-type display screen, wherein the camera and the touch-type display screen are connected with the image processor respectively; the camera is used for acquiring a video frame image; the touch-type display screen is used for user operation, and the user selects and inputs a texture image through the touch-type display screen; the final image obtained through a graphics processing unit is presented to the user; and the graphics processing unit is used for carrying out calculation on the video frame image and the texture image to obtain the final image. Accurate matting for live video of the mobile device can be realized, a person can be quickly and accurately taken out from a background, accurate matting by the user can be carried out in a condition with dark ambient light, the shadow can be automatically removed, and accurate matting can be realized.

The invention relates to the technical field of fuel batteries, and discloses a preparation method and a preparation device for a fuel battery catalyst coating film. The preparation method for the fuel battery catalyst coating film comprises following steps of: coating a side A of a proton exchange film, and coating a side B of a transfer medium film; stoving the proton exchange film, and stovingthe transfer medium film; winding to remove a back film of the proton exchange film; aligning and pressing the transfer medium film and the proton exchange film; hot pressing the transfer medium filmand the proton exchange film, and winding the transfer medium film and a catalyst coating film. Through adoption of the preparation method and the preparation device for the fuel battery catalyst coating film, two sides can be coated simultaneously, a coating machine and a hot press are used jointly, the back film of the proton exchange film can be removed automatically, and the preparation efficiency is high.

The invention discloses a thick-cloud automatic removing method of multi-temporal remote sensing images. The method comprises the following steps: step1, collecting remote sensing satellite thick cloud images and T multi-temporal images which are in a same area with the remote sensing satellite thick cloud images; step2, detecting a thick cloud area and acquiring a thick cloud area indication template (img file=' dest_path_image 001. TIF' wi=' 40' he=' 20'/)(img file=' 153288dest_path_image 002. TIF' wi=' 40' he=' 20'/); step3, automatically selecting a reference image: automatically selecting one multi-temporal image as a reference image (img file=' dest_path_image 003. TIF' wi=' 121' he=' 44'/); step4, using a Poisson equation restoration method to remove the thick cloud and acquiring a preliminary cloud removing result (img file=' 277102dest_path_image 004.TIF' wi=' 62' he=' 25'/); step5, bringing the preliminary cloud removing result (img file=' 295873dest_path_image 004.TIF' wi=' 62' he=' 25'/) and a reference image (img file=' 708400dest_path_image 003.TIF' wi=' 121' he=' 44'/) into a variation model, removing the thick cloud again and acquiring a final cloud removing result (img file=' 313563dest_path_image 006.TIF' wi=' 137' he=' 49'/). In the invention, a reference image is determined through a root-mean-square error ((img file=' dest_path_image 007.TIF' wi=' 49' he=' 20'/)) of a thick cloud image and a plurality of multi-temporal images between gradient values. Man-machine interaction is not needed. The thick cloud and shadows are automatically removed. A pixel brightness of an original image and gradient information of the reference image are combined and a good fidelity to a pixel value is achieved.

The invention discloses a waste elimination mechanism of an automatic PCB sorting machine. The waste elimination mechanism comprises a linear conveying device, a bottom image collecting device, a top image collecting device, a side image collection device and a conveyor belt, wherein the linear conveying device comprises two feeders and L-shaped rails, each L-shaped rail is arranged at the top of each feeder and is connected with the conveyor belt; the bottom image collecting device is arranged in the middle right below the two L-shaped rails; the top image collecting device is arranged at the connecting parts among the conveyor belt and the L-shaped rails and is arranged above the conveyor belt; the side image collecting device is arranged at one side of the conveyor belt; a first push-pull cylinder is arranged on the side wall of the conveyor belt. The waste elimination mechanism is suitable for screening PCBs of various specifications, front face, back face and side face images of the PCBs can be accurately collected, the identification rate of defective products is increased and defective PCB can be automatically eliminated.

The invention relates to a semi-automatic welding device for circumferential welds. The semi-automatic welding device comprises a motor controller, an electromagnetic speed adjusting motor, a locating mechanism, a clamping mechanism, a first air cylinder, a first electromagnetic control valve, an air pump, a travel switch, a control mechanism, a second air cylinder, a second electromagnetic control valve and the like. The control mechanism controls the amount of air pumped to the first air cylinder through the first electromagnetic control valve, the first air cylinder pushes the clamping mechanism to move in the direction towards the locating mechanism through a rotary disc mechanism, and after signals for triggering the travel switch are detected, the clamping mechanism stops moving towards the locating mechanism. The motor controller controls the rotation speed of the electromagnetic speed adjusting motor, the locating mechanism and the clamping mechanism synchronously rotate, the control mechanism controls the amount of air pumped to the second air cylinder through the second electromagnetic control valve, the second air cylinder pushes a welding gun to move, and when the welding gun moves to a limiting block, the travel switch is triggered, and the welding gun stops moving. The semi-automatic welding device is prone to guaranteeing the welding quality, high in welding efficiency, low in cost and simple in structure.

The invention belongs to the technical field of walnut peeling devices and particularly relates to a household peeling device for walnuts with green husks. According to the specific technical scheme, the household peeling device comprises a base and a rail at the top of the base, wherein two peelers are symmetrically arranged on the rail, the outer sides of the peelers are connected with cylinder rods of telescopic oil cylinders, cylinder tubes of the telescopic oil cylinders are fixed, rollers are arranged at the bottom of the peelers, the telescopic oil cylinders can drive the peelers to do linear reciprocating motion on the rail, each peeler comprises a vertical rod, the end of each vertical rod is fixedly connected with an electric push rod of an umbrella-shaped expansion structure, the electric push rods are horizontally arranged and penetrate through support shafts to be connected with top covers, two ends of each top cover are articulated with the middle parts of expansion plates through connecting rods, the bottom parts of the expansion plates are articulated onto the support shafts, the support shafts are fixed to the vertical rods through bent rods, a plurality of cutting knives bending inwards are arranged at the top of the expansion plates, and cutting bits of the two peelers are opposite to each other.

The invention discloses a cleaning mechanism for bottom plate casting holes of casting molds. The cleaning mechanism comprises a frame; a central through hole is formed in the middle of a top plate ofthe frame; a mold mounting plate is pressed to the middle top surface of the top plate of the frame; a plurality of positioning studs are fixed to the lateral portion of the bottom surface of the mold mounting plate; the bottom end of each positioning stud extends from the bottom surface of the top plate of the frame and is screwed with two fixing nuts pressed against each other; upper vertical plates are fixed to the left portion and the right portion of the top surface of the top plate of the frame respectively; an upper horizontal main plate is fixed to the top surfaces of the two upper vertical plates; a horizontal movement through groove is formed in the middle of the upper horizontal main plate; movable vertical plates are fixed to the top surface, on the left side and the right side of the horizontal movement through groove, of the upper horizontal main plate; two ends of a horizontal movement screw rod are hinged to the two movable vertical plates through bearings. The cleaning mechanism has the advantages that to-be-processed casting molds can be automatically fastened, impurities and wastes at the casting holes can be automatically removed, and the cleaning mechanism isquite convenient.

The invention relates to the field of flowers, in particular to a pine needle treatment device capable of removing dead leaves. The technical problem is to provide the pine needle treatment device capable of removing dead leaves. According to the technical scheme, the pine needle treatment device capable of removing dead leaves comprises a bottom frame, a stone removing assembly, a dead leaf removing assembly, a cutting assembly and a control screen, wherein the bottom frame is connected with the stone removing assembly; the bottom frame is connected with the dead leaf removing assembly; the bottom frame is connected with the cutting assembly; the upper part of the bottom frame is connected with the control screen; and the stone removing assembly is connected with the dead leaf removing assembly. When the pine needle treatment device is used, a pile of pine needles are automatically treated in batches, the treatment effect and efficiency are greatly improved, meanwhile, stones in the pine needles are automatically removed through vibration, then dead leaves in the pine needles are removed, the separated dead leaves are screened again, residual pine needles are separated out, and the pine needles can be automatically cut into small sections.

The invention discloses automatic dismounting equipment for railway wagon wheel set shaft end bolts. The automatic dismounting equipment comprises a rack, a dismounting mechanism and a shaft end pillow, wherein the dismounting mechanism and the shaft end pillow are arranged on the rack; a lifting platform is independently arranged in the middle of the rack, and the shaft end pillow is arranged at the position, on the left side of the lifting platform, of the rack; and the dismounting mechanism is fixed to the side edge of the shaft end pillow in a sliding mode, and a servo torque wrench assembly and an end cover clamping and moving device are fixed to the dismounting mechanism in a sliding mode through a base. By arranging a servo torque wrench and a shaft end clamping device, automatic removal of end face bolts and a shaft end is achieved, torque data can be fed back in real time, and the overhauling speed is effectively increased; and in addition, accurate positioning of the wheel set end face bolts is completed through a bolt positioning device, automatic pushing-out of wheel sets is completed through the dismounting mechanism and a mechanical transmission mechanism, and automatic dismounting of the wheel set shaft end bolts in railway wagon wheel set overhauling is achieved.