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327 results about "Physical hard work" patented technology

Cloth defect detection method and device based on machine learning

The invention discloses a cloth defect detection method based on machine learning. The method particularly comprises the following steps of image segmentation, image enhancement, image denoising, sub image feature extraction, defect point area segmentation, offline cloth learning, online cloth detection, and cloth defect point classification. In the offline cloth learning stage, a BP neural network is used to train standard image characteristic parameters, and a standard value is obtained. In the online cloth detection stage, the BP neural network is used to detect the feature parameters of the sub image. In the cloth defect point classification stage, a depth learning algorithm based on a convolutional neural network is used to classify cloth defects. The cloth defect detection method based on machine learning has a self-learning function and can meet the continuously-developing industry needs. The invention also provides a cloth defect detection device based on machine learning, which comprises an image acquisition unit, an image processing unit, a data communication unit and an action execution unit. The detection device can realize high-efficiency and accurate detection, and workers can be freed from heavy and tasteless physical labor.
Owner:FOSHAN NANHAI GUANGDONG TECH UNIV CNC EQUIP COOP INNOVATION INST +1

Upper limb cranial nerve rehabilitation training system and training method

The invention discloses an upper limb cranial nerve rehabilitation training system and training method. The training system comprises a mechanical structure which can drive upper limbs to move and has a force feedback function, a three-dimensional display, a loudspeaker and an information processing device, and the mechanical structure, the three-dimensional display, and the loudspeaker are in communication connection with the information processing device. The information processing device comprises a virtual reality module and a man-machine interaction module, and virtual reality is displayed through the three-dimensional display. A user can choose a training project through man-machine interaction software, print a training report and adjust system parameters; the user interacts with scenes in the virtual reality through the mechanical structure, and meanwhile voices, images and force sense information in the virtual environment are fed back to the user through the display, the loudspeaker and a mechanical device respectively. According to the upper limb cranial nerve rehabilitation training system and training method, the training content is rich and diversified, the enjoyment of rehabilitation training is enhanced, meanwhile, rehabilitation trainers are liberated from tedious physical labor, and the human cost is saved.
Owner:NINGBO RUIZEXI MEDICAL TECH CO LTD

Numerical control spherical pair grinder and grinding method

The invention relates to a numerical control spherical pair grinder and a grinding method and belongs to the field of machine manufacturing. In a machining process, a sphere rotates along an axis of the sphere, and valve seats of two sealing seats respectively rotate in a plane vertical to a rotating axis of the sphere; in a mutual grinding process, the valve seats of the two sealing seats are contacted with the sphere, and a grinding positive pressure is applied; and a grinding track is synthesized by two rotating movements. In the numerical control spherical pair grinder, a lathe bed is connected with a numerical control rotary table, a left numerical control slide plate and a right numerical control slide plate; the numerical control rotary table is connected with a sphere fixture; the left numerical control slide plate is connected with a left valve seat spindle box; the left valve seat spindle box is connected with a left valve seat fixture; the right numerical control slide plate is connected with a right valve seat spindle box; the right valve seat spindle box is connected with a right valve seat fixture; and the processed sphere is connected with the sphere fixture. The numerical control spherical pair grinder and the grinding method have the advantages that the machining effect is improved by more than five times, the machining quality is easily guaranteed, the machining speed can be improved, the precision of the grinded shape of the sphere and the sealing effect can be improved, and the heavy physical labor can be ridded.
Owner:BEIJING QINGFENGDA PRECISION TECH

Processing technique capable of processing interior parts of integral differential mechanism casing by one step

The invention relates to a processing technique capable of processing the interior parts of an integral differential mechanism casing by one step. The process adopts clamping once, and adopts a hydraulic power chuck, and a special claw is assembled to directly clamp the positioning surface of a workpiece; after the workpiece is clamped once, the inner sphere surface of the differential mechanism casing is firstly completed, and then the processing for key parts of two inner end surfaces and bearing hole working procedures are finished; a spherical surface machining cutter and a push rod are mounted in a cutter holder sleeve which is connected with an attachment, and the attachment is fixed on a machine tool sliding plate; the rear part of the push rod is connected with the connecting rod of a driving device; after entering into a processing part outside the cutter holder sleeve, the spherical surface machining cutter raises up under the action of the driving device to directly process the inner sphere surface of the differential mechanism casing; and the two inner end surfaces and the bearing hole of the differential mechanism are directly processed by an end surface scratching cutter without changing the clamping of the workpiece. The invention has the advantages of improving the machining precision and the production efficiency, saving the cost, lightening the labor intensity of an operator and improving the precision of the processed differential mechanism casing.
Owner:沈阳盛兴精益数控机械有限公司

Electric simulation inertia friction welding method

InactiveCN104741770ARealize stepless continuous adjustmentLow costNon-electric welding apparatusPhysical hard workEngineering
The invention discloses an electric simulation inertia friction welding method used for solving the technical problem that according to an existing friction welding method, different mechanical inertias are adopted and difficult to control. According to the technical scheme, output rotation speed and torque are calculated according to the inertia required by welding and collected speed and angular speed, an output rotation speed or torque instruction is sent to a direct-current speed regulator, output torque of a direct-current motor is adjusted by changing armature voltage and armature current of the direct-current motor, rotation speed of a main shaft is controlled, and accordingly the change rule of the rotation speed of the main shaft and the rotation speed change rule under the same friction resistance torque and mechanical inertia condition are the same. Compared with the prior art, the mode that the mechanical inertias are simulated through electric inertia replaces the mode that flywheel discs are combined in an existing inertia friction welding machine to obtain different mechanical inertias, inertia stage difference is eliminated, tedious physical labor brought due to the fact that inertia flywheels are detached and adjusted repeatedly is reduced, and stepless continuous adjustment of the inertias is achieved. Welding efficiency is improved, and welding machine cost is lowered.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Bagged material loading robot vehicle recognition and control system

InactiveCN107150911AAvoid rationalityAvoid defects such as material falling due to road conditionsLoading/unloadingPhysical hard workSemi automatic
The invention discloses a bagged material loading robot vehicle recognition and control system. The bagged material loading robot vehicle recognition and control system comprises a two-dimensional laser scanner, a cloud deck transmission mechanism, a cloud deck support, a cloud deck zero point switch, a fixed-distance bag discharging temporary storage device, a laser bijection sensor, a traveling mechanism, a swing arm mechanism and a lifting mechanism. The bagged material loading robot vehicle recognition and control system can extract and process three-dimensional point clouds obtained by a recognition system, a vehicle is recognized and positioned, cement bags conveyed by a conveying belt are ranked through the fixed-distance bag discharging device, the discharging sequence is guaranteed, the required rotation angles of all motors are worked out through kinematic solutions when a loading robot reaches a preset loading initial point and all tracks, then the robot is accurately controlled, and smooth loading is guaranteed. Meanwhile, the mechanical structure of the system is modularized, and maintenance is convenient; and the working process is semi-automatic, workers are liberated from the burdensome manual labor working environment, and the labor productivity is greatly improved.
Owner:烟台博特自动化设备有限公司

Rotary type banana combing machine

ActiveCN103141321AAvoid damageImprove postpartum handling efficiencyHorticulture methodsMotor drivePhysical hard work
The invention discloses a rotary type banana combing machine, which comprises a rack, a motor, a first gear, a second gear, a bearing, a shaft sleeve, a cutter head, a cutter rest, a first combing cutter and a second combing cutter, wherein the shaft sleeve is fixedly connected onto the upper surface of the rack, the bearing is fixed on the inner ring of the shaft sleeve, a clamping hole is arranged in the inner ring of the bearing, the second gear is fixed on the outer ring of the bearing, the cutter head is fixed on the upper end surface of the second gear, the cutter rest is fixed on the cutter head, the first combing cutter and the second combing cutter are fixed on the cutter rest, the motor drives the first gear to rotate, and the first gear drives the second gear to make rotational motion. Compared with the prior art, the rotary type banana combing machine effectively solves the problems that the treatment efficiency of bananas after production is lower, the processing period is long, the manual labor is intensive, the labor intensity is greater, the mechanical damage to the banana surfaces is serious, the integral aesthetic property of bananas is affected and the morbidity of microbe diseases is increased, and has the characteristics of simple structure, simplicity and convenience in operation, reduced physical labor, shortened processing period, improved treatment efficiency after banana production, reduced damage to the banana surfaces and the like.
Owner:SOUTH CHINA AGRI UNIV

Method and device structure for preparing ice and desalinating seawater by vehicles and natural energy resources

InactiveCN101671059ASave heavy physical laborSave the process of loading into the transportation toolGeneral water supply conservationSeawater treatmentNatural resourcePhysical hard work
The invention discloses a method and a device structure for preparing ice and desalinating seawater by vehicles and natural energy resources. The method is characterized in that seawater is poured into a container of the invention, and naturally ices at the temperature below 0 DEG C in winter, and the unfrozen water is discharged when that ice thickness reaches two thirds of the depth of water inthe container is observed from a observation window on the container; the sea ice in the container melts and ices repeatedly the temperature differences between day and night, the salted ice water isdischarged, and ice blocks which can melt into fresh water is left; and then the container and the ice blocks are transported into a place required fresh water, and the ice blocks are lifted up and placed into a container for melting ice by hooking a pull ring of an ice shelf by a hoisting tool after the container and the ice blocks arrive at the destination. The container of the invention not only is a container for preparing ice, but also is a device for melting ice, thus heavy physical labor in the link that ice is collected and transported into a icing pond is omitted in the prior art.
Owner:冯静

Tripod supporting leg telescopic opening mechanism and adjusting method thereof

The invention discloses a tripod supporting leg telescopic opening mechanism and an adjusting method thereof, and belongs to the field of tripods. The tripod supporting leg telescopic opening mechanism comprises a supporting column and three sets of supporting legs, the supporting column is of a hollow structure, a platform is arranged on the upper portion of the supporting column, a worm and gearmechanism and a hand wheel for driving a worm are arranged on the platform, a movable pulley traction mechanism is arranged in the supporting column, and drives a sliding sleeve hoop to move to control the three sets of supporting legs to be opened or shrink, structural design is simple, and operation is flexible and convenient; and each supporting leg comprises a fixed supporting leg pipe, a telescopic supporting leg pipe and a controllable gas spring, the controllable gas springs are used for controlling the telescopic lengths of the supporting legs, operation is easy, and the bearing capacity of the tripod is improved. According to the tripod supporting leg telescopic opening mechanism and the adjusting method thereof, the opening and telescopic operation of the tripod is very simple,an operator does not need to bow to carry out operation, and physical labor of the operator is reduced.
Owner:CHANGZHOU INST OF TECH

Soilless cultivation method of fruits and vegetables

The invention belongs to the field of facility agricultural production, relates to a soilless cultivation technique, and particularly relates to a soilless cultivation method of fruits and vegetables. The method particularly includes cultivation bed construction for soilless cultivation and a management method of seedlings after planting, wherein crop straws and animal wastes which are abandoned generally in rural area and have wide sources serve as raw materials and are fermented through effective microorganism (EM) beneficial bacterium with high purity and content, so that a culture medium which has rich nutrition, high quality and low cost is prepared, and an automatic water and nutrient fluid supply system is established based on construction of infrastructure, so that simple automation is achieved in the production process and labor efficiency is improved greatly. The soilless cultivation method of fruits and vegetables has the advantages of being few in investment, low in cost, capable of saving fertilizers and labor, convenient to operate, high in yield, and good in product quality. Besides, organic agriculture is introduced into soilless cultivation, and the soilless cultivation method of fruits and vegetables is a simple soilless cultivation technique which combines the organic agriculture and inorganic agriculture and has high benefit and low cost. Farmers are free from heavy physical labor and the method is suitable for current national condition.
Owner:唐山亦丰农业科技有限公司

Valve pile tip structure device of cast-in-place X-shaped concrete pile and using method thereof

The invention relates to a valve pile tip structure device of a cast-in-place X-shaped concrete pile and a using method thereof. In the valve pile tip structure device, an X-shaped pile die is fixedly connected with a connecting section, the lower end of the connecting section is fixedly connected with a transition section, the lower part of the transition section is rotatablely connected with the upper part of a strengthening rib through a connecting hinge, and the strengthening rib is fixedly connected with a valve; and when the X-shaped pile die is dropped down, the valve pile tip is aligned with a pile position, and a curved surface triangular steel sheet is closed and inserted in a soil body, the X-shaped pile die is vibrated to reach a designed depth so that concrete enters an inner cavity of the valve, and the X-shaped pile die is pulled up to automatically open the curved surface triangular steel sheet so as to form the cast-in-place X-shaped concrete pile. The valve pile tip structure device overcomes the defects that a precast pile shoe is precast in a factory, has long consumed time, large volume and inconvenient transportation, moves and deflects downwards and even breaks away from the pile die, cannot be used repeatedly, has high manufacturing cost, and the like. The valve pile tip structure device avoids repeated physical work, does not need to be precast in the factory, shortens the construction period, and reduces the cost.
Owner:HOHAI UNIV +1

Semi-automatic rail grinding machine

The invention relates to a semi-automatic rail grinding machine comprising a steel rail fixing platform, a translation platform and a plurality of grinding assemblies. The steel rail fixing platform is arranged and horizontally fixed on a steel rail; the translation platform capable of horizontally moving is connected with the steel rail fixing platform via a sliding mechanism; a plurality of grinding assemblies are arranged on the translation platform; and grinding heads of the grinding assemblies pass through openings on the steel rail fixing platform and the translation platform to be respectively aligned to a plurality of to-be-grinded rail surfaces of the steel rail in a staggered way. All surfaces of welding parts of the well-paved seamless steel rail are grinded by the grinding assemblies installed in a staggered way; human labor intensity can be reduced due to the semi-automatic design, and work efficiency and economic benefits can be improved; the semi-automatic grinding machine is simply structured and has novel design and small equipment size; the grinding machine can be conveniently carried, thereby being easily promoted and used; and the semi-automatic rail grinding machine can work on the well-paved steel rail, so troubles of transportation and construction can be avoided and rail paving speed can be greatly improved.
Owner:CHINA RAILWAY SHANGHAI ENGINEERING BUREAU GROUP CO LTD +3

Semi-automatic production method and equipment for preparing ice and desalinating seawater by natural energy resources

InactiveCN101671058ASave ice mining at seaEasy to melt iceGeneral water supply conservationSeawater treatmentIce waterPhysical hard work
The invention discloses a semi-automatic production method and equipment for preparing ice and desalinating seawater by natural energy resources. The equipment comprises a plurality of terrace-shapedicing ponds arranged in a vertical and horizontal manner, and is characterized in that seawater is poured into the icing ponds at the temperature below 0 DEG C, unfrozen water at the bottom of the icing ponds is discharged after the seawater ices to 1-2cm, and the sea ice is smashed to slump into the bottom of the ponds; an electric lifting gate of each icing pond is opened, the smashed sea ice slides down along the sloping surface of the bottom of the pond, and falls into a container after impacting an ice blocking wall; a drainage valve at the lower part of the container is opened, the sea ice melts and ices repeatedly along with the temperature difference between day and night, and salted ice water is discharged; the drainage valve is closed when the salinity of the discharged salted ice water is detected to be less than 1 per mill, and the ice in the container melts into fresh water by integral bask in natural state. The invention utilizes gravity to lead the ice to smash automatically to slide into a vehicle through a sloping surface, thus heavy physical labor in the link that ice is collected and transported into the icing pond is omitted in the prior art.
Owner:冯静

Intelligent joint robot stacking system and control system thereof

The invention provides an intelligent joint robot stacking system and a control system thereof. The intelligent joint robot stacking system comprises a front-section conveyor, a reshaping conveyor, a fetching position raceway, a stacking position raceway machine, a stacking rear heavy tray raceway machine, a tray sending chain machine positioned on a tray library, a corner raceway machine on a tray library, an intelligent joint robot stacking machine and a device control system, wherein the device control system adopts a PLC (Programmable Logic Controller) control technology; equipment, such as an intelligent stacking machine, the intelligent tray transmitter, a conveying belt machine, a power raceway and the like, is organically combined with various detection elements and pneumatic elements; and under the control of a main control unit, one joint robot stacking machine is adopted to distinguish and automatically stack different products. According to the intelligent joint robot stacking system and the control system thereof, manpower can be saved, heavy manual work is liberated, and various possible errors which possibly appear during manual operation are avoided. The production efficiency is improved, the system can stably and reliably work, the equipment use ratio is improved, the equipment investment is saved, and the energy consumption is lowered.
Owner:WUXI DADONG MACHINERY MFG
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