33results about How to "Realize weighing" patented technology

The invention discloses a method and a special device for collecting data used for establishing a broiler living environment comfort evaluation model. The special device comprises breeding cages; the wall of each breeding cage is provided with a water-dispensing line and a feed trough; a drawer dropping tray is arranged below the bottom of each breeding cage; every water-dispensing line is communicated with a metering water tank; the bottom and wall of each breeding cage are movably connected in a separable manner; and a fork scale is arranged below the bottom of each breeding cage. The method includes: placing a test broiler into one breeding cage; turning on a video collector; controlling the living environment for the test broiler according to conditions of a predetermined living environment evaluation model to be established, and collecting the data, used for establishing the broiler living environment comfort evaluation model, according to the predetermined time. The method is applicable to the evaluation of boiler environment comfort and available for accurately collecting basic data such as broiler productivity and behavioral change under no capture stress, depression stress and high density stress for the evaluation on broiler environment comfort.

The invention relates to a multifunctional automatic rice-beam combination storage cabinet, belonging to the field of automated living facilities, is mainly used for daily rice-bean storage at home or a restaurant and solves the problems of combination storage, automatic and precise discharge, automatic surplus display, automatic surplus threshold alarm, drying, dehumidifying and the like for rice and bean. The multifunctional automatic rice-bean combination storage cabinet mainly consists of a plurality of storage cabinets, a chassis, an electric control and an operation panel; and each storage cabinet consists of parts such as a shell, a bin, a control shutter, a weighing sensor, a detecting switch, a dehumidifying fan, a drying lamp, a rice containing box, a scraper blade and the like. According to the multifunctional automatic rice-bean combination storage cabinet provided by the invention, operation is input through the panel to select the cabins, unit of weight and discharge weight; the positions of the shutters are automatically controlled to automatically and precisely discharge through the weighing sensor and the electric control; at the same time, surplus weight is displayed according to automatic calculation, so as to judge whether to give an alarm or not; and in addition, the dehumidifying fans and the drying lamps are arranged, so that the dehumidifying function and the drying function can be started through buttons on the panel as required.

The invention discloses an automatic static metering system and an automatic control method for continuous material unloading at a dock. The automatic static metering system comprises a material distributor of a material conveying device, a material weighing device, a metering operation station, a local metering server, a PLC and a basic automatic operation station. The material weighing device is composed of a first weighing hopper, a second weighing hopper, a first weighing sensor set, a second weighing sensor set, a first weighing instrument and a second weighing instrument. The PLC controls the material distributor and a hydraulic drive device of the material weighing device. The PLC, the first weighing instrument and the second weighing instrument are connected with the metering operation station. The metering operation station is used for reading signals of the PLC and data displayed by the first weighing instrument and the second weighing instrument in real time and storing the data in the local metering server. The basic automatic operation station controls the PLC. Information of bulk materials on ships from the moment when the materials enter the dock to the moment when the materials are weighed and unloaded is mastered comprehensively, and the material metering accuracy is improved.

The invention discloses an intelligent stepless speed controller of a weighing feeder. The intelligent stepless speed controller is formed by connecting a safety circuit (1), an input device circuit (2), an emergency switch (3), a reset switch (4), a latching circuit (5), a relay J1 drive protection circuit (6), a material throwing indicating drive output circuit (7), an output protection circuit (8), a speed control drive output circuit (9), a wiring terminal (10), a weighing detection circuit (11), a zero-cross detection circuit (12), a power supply indicating circuit (13), a rectifying and voltage stabilizing circuit (14), a transformer (15) T1, a single chip microcomputer (18) U2 and a relay J1 in an electric loop mode. According to the intelligent stepless speed controller, the single chip microcomputer with an AD interface serves as a core control element, and therefore input arrangement is simple; a timer is replaced by the feeding amount to control the duration of available machine time, accurate feeding is achieved, the feed utilization ratio is improved, and the intelligent stepless speed controller is good in control performance and easy to operate.

The invention discloses a loading method. The loading method comprises the following steps: a material is crushed to powder; and a closed wind feeding system having a wind feeding section is used to convey the crushed material to material processing equipment. By using such a method, the material can be crushed into the power and can be directly conveyed to a mixer through the wind feeding device, so that the waste of the raw material is prevented, the automation degree is increased, and the working efficiency is improved.

The invention provides a feeding machine. The feeding machine comprises a rack, a pair of driving gears arranged at one end of the rack and driven by a power device, a pair of driven gears arranged at the other end of the rack, a conveyor belt wound around the driving gears and the driven gears and a hopper positioned above the conveyor belt, wherein the conveyor belt is connected with the driving gears and the driven gears through a connecting mechanism so as to rotate with the rotation of the driving gears and the driven gears, the connecting mechanism comprises a connecting plate connected between the pair of driving gears or the pair of driven gears, the two ends of the connecting plate are separately connected with guide wheel assemblies arranged in the tooth spaces of the gears, and the conveyor belt is mounted on the connecting plate. The feeding machine can reduce friction resistance during running, improve the transmission efficiency of the conveyor belt and avoid slip phenomena, thereby overcoming the short service life problem of the existing feeding machine.

The invention discloses an accurate weighting device for the raw material of a brake tile. The accurate weighting device comprises a hopper, a carrying roller motor, a carrying roller, a material storage barrel and a control part, wherein a material inlet is formed in the upper part of the material storage barrel, a main material discharge barrel and an assistant material discharge barrel are arranged on the left side of the material storage barrel, a main material conveying motor and an assistant material conveying motor are arranged on the right side of the material storage barrel, a main screw rod is connected onto the main material conveying motor, the assistant material conveying motor is connected onto the assistant material conveying motor, the control part is mounted on the material storage barrel, a fixing plate is arranged at the lower part of the material storage barrel, the carrying roller motor is mounted on the fixing plate, the carrying roller motor is connected with the carrying roller through a transmission shaft, a conveyor belt is arranged on the carrying roller, a plurality of pressure sensors are arranged on the conveyor belt, and trays are arranged on the pressure sensors. The accurate weighting device provided by the invention can achieve weighting to the raw material of the brake tile automatically, and is high in degree of automation, simple to operate, and high in weighting accuracy.

The invention relates to the field of wood detection, and particularly a method and a device for detecting a moisture content of wood chips. The method comprises the following four steps: selecting asample; preparing a sample; weighing an original weight of the sample; drying and weighing a dry weight of the sample. The sample and an attapulgite are added in an oven to perform heating and dryingin the drying step, and the sample and the attapulgite are respectively placed in the oven. The device for detecting the moisture content of the wood chips is convenient to operate, economical and practical. According to the method for detecting the moisture content of the wood chips, the water content of the wood can be rapidly detected.

The invention relates to a dynamic weighing and monitoring integrated device based on a highway bridge. The device comprises a narrow linewidth laser, two couplers, an acousto-optic modulator, an erbium-doped fiber amplifier, a filter, a circulator, two deceleration strips, a plurality of broadband weak reflection fiber grating sequences, a plurality of cameras, a balance detector, a data acquisition card and an industrial personal computer. The different vibration signals can be generated when different load-carrying vehicles pass through the deceleration strip, the broadband weak reflection fiber bragg grating sequence can well sense the vibration signals and transmit the sensed vibration signals to the detection demodulation device, the detection demodulation device demodulates the vibration frequency of the vibration signals, the weight of the load-carrying vehicle is inversely proportional to the square of the frequency of the vibration signal to obtain the weight of the load-carrying vehicle, and the industrial personal computer is connected to a camera to realize integration of dynamic weighing and monitoring of the highway bridge.

The invention relates to an automatic protection device for steel billet roller ways. Incoming steel billets are conveyed to a weighing roller way through a conveying roller way, wherein a guide device is arranged between the weighing roller way and the conveying roller way adjacent to the weighing roller way, and a guide plate of the guide device is operated by a hydraulic cylinder to ascend and descend to control the ascending and the descending of the steel billets on the conveying roller way; a proximity switch for detecting whether the guide plate ascends and descends or not is arranged on the guide device; a cold metal sensor for tracking and detecting following steel billets is arranged in front of the guide device according to an incoming direction; the proximity switch, the cold metal sensor and the output end of a weigher are connected to a PLC (programmable logic controller) of a conventional roller way control system; one output end of the PLC is connected with a control circuit of the hydraulic cylinder. According to the device, the following moving steel billets are kept out of contact with the steel billet which is weighed, the number of the steel billets contacting with the roller ways and the contact areas of the steel billets and the roller ways are reduced, the magnitude of stress and the stress direction are eliminated, and equipment damage caused by collision between the steel billets is eliminated.

The invention discloses a horizontal refrigerated cabinet with a disinfection function. The horizontal refrigerated cabinet comprises a refrigerated cabinet body, wherein a base is installed on the lower side of the refrigerated cabinet body, universal wheels are installed on the lower side of the base, a temperature display screen is installed on the front surface of the refrigerated cabinet body, a pushing hand, a start button and a temperature adjusting knob are installed on one side of the refrigerated cabinet body, one side of the refrigerated cabinet body is connected with an electric plug by virtue of a conducting wire, a chute is formed in the upper side of the refrigerated cabinet body, a glass door is installed in the chute in a sliding mode, a handle groove is embedded into the glass door, a slot is installed in the bottom side of the refrigerated cabinet body, a partition is inserted into the slot, and a temperature sensor and a temperature controller are installed on one side of the refrigerated cabinet body. According to the horizontal refrigerated cabinet, a polymer coating is applied to the inner wall of the refrigerated cabinet body, so that the interior can be sterilized and disinfected, microorganism breeding is avoided, and the horizontal refrigerated cabinet has the advantages of simple structure and reasonable design.

The invention discloses a weighing machine outlet power discharging device for strip-shaped materials. The device comprises a stock bin bottom support, a stock bin bottom plate, a discharging roller and a weighing hopper, wherein the bottom of the stock bin bottom plate is provided with the stock bin bottom support in a welded mode, one end of the stock bin bottom support is provided with a stockbin vibration motor, and a third shifting plate, a second shifting plate and a first shifting plate are sequentially arranged inside the outlet end of the stock bin bottom plate; a gate is arranged atthe outlet of the stock bin bottom plate, wherein the weighing hopper is arranged below the gate; and the discharging roller is arranged below the outlet of the stock bin bottom plate through a bearing, wherein a roller motor is arranged below the discharging roller, and the output end of the roller motor is connected with a rotor of the discharging roller through a belt pulley. According to theweighing machine outlet power discharging device for the strip-shaped materials, weighing of fine dried noodles is realized, and meanwhile accurate metering of such products with uneven surfaces and curvature as rice noodles, vermicelli and incense can be achieved, so that manual metering is replaced. The device has the characteristics of being convenient to adjust, simple to operate, accurate inmetering and the like.

The invention provides a weighable chopping board comprising a chopping board body. The weighable chopping board is characterized in that an inductive electronic scale is built in at one side of the chopping board body and a liquid crystal display screen is arranged on the surface of the chopping board body to display weight. Due to the adoption of the technical scheme, the weighable chopping board is convenient to use , and capable of realizing weighing of food materials quickly and accurately, and thus convenient for people to control materials used to make delicious food; the weighable chopping board does not take up much space so that the kitchen space is wide, and two functions are realized.

The invention belongs to the technical field of production of magnesia-carbon daub and discloses an automatic batching and mixing machine of magnesia-carbon daub for a wet ladle. The machine comprisesa discharge hopper, a feeding device and a stirring machine, wherein the feeding device is mounted between the discharge hopper and the stirring machine; the feeding device comprises guide tracks, linear motors and a feeding tank; the number of the guide tracks is two; the two guide tracks are both connected with the linear motors in a sliding manner; and the feeding tank is fixed between the twolinear motors through bolts. The machine is provided with the feeding device which comprises the guide tracks, the linear motors and the feeding tank, the linear motors of the guide tracks cooperatewith each other to effectively achieve reciprocation movement of the feeding tank, and the feeding tank is capable of effectively achieving weighing, feeding and lead out of formula raw materials of the magnesia-carbon daub, and is in mutual match with the discharge hopper and the stirring machine, so that discharge, batching, feeding and mixing of the magnesia-carbon daub in the production process can be fully automatically completed conveniently.

The invention discloses an environment-friendly printing packing machine capable of facilitating quick code printing of medicines, and relates to the technical field of packing machines, in order to solve the problem of medicine box positioning. The environment-friendly printing packing machine specifically comprises a fixing bottom plate, the outer wall of one side of the fixing bottom plate is provided with a second baffle, the outer wall of one side of the second baffle is provided with a first installation groove, the outer wall of one side of the fixing bottom plate is provided with a first baffle, the outer wall of one side of the first baffle is provided with a second installation groove, and the outer walls of one sides of the first installation groove and the second installation groove are both provided with base plates. According to the environment-friendly printing packing machine, by arranging a clamping plate and a fixing block, the clamping plate and the fixing block areboth provided with first telescopic rods, the first telescopic rods are externally provided with springs, the clamping plate and the fixing block are driven by the first telescopic rods and the springs to move, a medicine box is clamped tightly after being pushed to the appropriate position, the situation that because too much medicines are poured, the medicine box is inclined when the medicines enter the medicine box is prevented, and the clamping and positioning effect on the medicine box is achieved to prevent the medicine box from moving.

The invention discloses a self-service unmanned vending machine, and relates to the field of unmanned supermarkets. The self-service unmanned vending machine comprises a storage bin, a vending machinebody, a discharge control valve and a main controller; the storage bin is connected with the vending machine body through a weighing sensor; a first input end of the main controller is connected withthe weighing sensor, and a second output end of the main controller is connected with the discharge control valve; the main controller comprises an initial mass acquisition module, a storage bin massreal-time acquisition module, a discharge mass solution module and a discharge ending response module. The self-service unmanned vending machine achieves the weighing purpose of unmanned vending, byweighing and vending goods, the varieties of the goods for unmanned vending are added, and the required adaptability of an unmanned supermarket to the goods is improved; meanwhile, the situation thata user takes out first discharged goods but does not weigh the goods is also avoided, and the loss rate of the goods of the unmanned supermarket is reduced.

An AGM battery vacuum acid filling device comprises an acid storage container, a junction station and an acid measuring container, the top of the junction station is connected with the acid storage container through a circulation pipeline, a switch valve and an adjusting valve are arranged on the circulation pipeline, an outlet of the junction station is connected with an acid filling hole of theacid measuring container through a filling pipeline, and the junction station is connected with a vacuum pump. A weighing sensor is arranged at the bottom of the acid measuring container, the junctionstation is hermetically connected with an acid injection hole of the acid measuring container through a sealing seat, the sealing seat comprises a seat body and a liquid sealing cover, a bottom outlet of the seat body is hermetically connected with the acid injection hole of the acid measuring container, an annular groove is formed around a top inlet of the seat body, liquid is contained in the groove, and the liquid sealing cover is inversely buckled in the groove. A connecting hole is formed in the top end of the liquid sealing cover; the filling pipeline penetrates through the connecting hole and extends into the acid measuring container. According to the sealing seat, the junction station is connected with the acid measuring container in a liquid sealing mode, the weighing sensor is used for weighing the weight of acid liquid in the acid measuring container, and weighing is more accurate.

The invention discloses a swing type rolled steel shearing waste collecting device. The device comprises a support, wherein a weighing platform is arranged on the support, a discharging sliding way is arranged on the dumping side of the weighing platform, and a first swing sliding groove and a second swing sliding groove are formed in the two sides of a lower discharging opening of the discharging sliding way; the upper ends of the first swinging chute and the second swinging chute are hinged with the support; two ends of a connecting rod are hinged to the first swing sliding groove and the second swing sliding groove which are far away from the side of the discharging sliding way; and a swing driving device is arranged on the support, and the driving end of the swing driving device is hinged to the first swing sliding groove or the second swing sliding groove. The shearing waste can be buffered and weighed through the weighing platform, the swing cylinder drives the second swing sliding groove to swing through the connecting rod, and the stacking position of the waste in the collecting frame can be controlled. The device is novel and compact in structure, flexible and reliable in action, high in adaptability and capable of achieving intelligent collection, weighing and carrying of steel rolling production line shearing waste.

The invention discloses an unmanned vending method, relating to the field of unmanned supermarkets. The method comprises the steps of: firstly, obtaining an initial mass of a first commodity before the current purchase operation, and opening a discharge control valve of a storage bin corresponding to the first commodity; collecting the mass value of the storage bin continuously and intermittently;then, according to the mass value and the initial mass, solving the discharge mass of the first commodity discharged by an unmanned vending machine; and finally, in response to the difference betweenthe discharge mass and the purchase mass being less than a first threshold, closing the discharge control valve to complete the purchase and discharge task of the first commodity. The method solves the weighing problem of unmanned vending, increases the variety of commodities in unmanned vending by weighing and selling the commodities, and enhances the adaptability of the unmanned supermarkets tothe commodity requirements, and meanwhile, the method also avoids the condition that a user takes out the first commodity discharged without weighing, thus reducing the commodity loss rate of the unmanned supermarkets.

The present invention discloses a novel standard machine. The standard machine comprises a first standard machine comprising a horizontally arranged first work platform and a center suspender locatedbelow the first work platform and used for weight mounting, and the center suspender is fixedly connected with the first work platform. The novel standard machine further comprises a second standard machine located on the work platform, the second standard machine can be pushed onto a work station of the first work platform under the action of a power device, or can be pushed out of the first workplatform, when the second standard machine is located at the work station, a second suspender on the second standard machine and the first center suspender are located on the same vertical line, andthe second center suspender can be in static connection with the first center suspender and / or the first work platform through a movable connection device. The novel standard machine can effectively solve the problems in the prior art, and achieve one device for dual use, and effectively reduces the cost.

The invention discloses a logistics packaging information collection device based on the Internet of Things, which includes a bottom plate, and is characterized in that: the bottom plate is fixedly connected to a vertical plate, the vertical plate is fixedly connected to a U-shaped groove, and the U-shaped groove is fixedly connected to a round rod. One end of the round bar one, the other end of the round bar one is fixedly connected to the base plate, a square plate one is arranged in the U-shaped groove, the square plate one is fixedly connected to the round bar three, and the round bar three is fixedly connected to a distance sensor Two, the U-shaped groove is fixedly connected to the second round bar, the second round bar is fixedly connected to the other distance sensor two, the vertical plate is fixedly connected to the symmetrical round bar four, and the vertical plate is fixedly connected to the horizontal bar, so The horizontal bar is fixedly connected to a group of evenly distributed distance sensors 1, and the vertical plate is fixedly connected to the collection mechanism. The invention relates to the field of logistics equipment, in particular to a logistics packaging information collection device based on the Internet of Things. The invention facilitates the collection of packing box information.

A novel powder / colloid formula weighing device includes a chassis, a main working line, an automatic cup feeding assembly, a colloid cup collecting area, a controller, and a display; the automatic cupfeeding assembly is arranged on an entrance of the chassis; the colloid cup collecting area is arranged on an exit of the chassis; the main working line is installed in the chassis; the display is installed on the front side of the chassis; the controller is installed in the chassis and is electrically connected with the display; the main working line includes working line bases, powdering stations, powder picking stations, and colloid making stations; the powdering stations, the powder picking stations and the colloid making stations are installed on the working line bases; the powdering stations and the powder picking stations match each other; the stations have station controllers; a cup feeding controller is arranged on the automatic cup feeding assembly; a cup shifting controller isarranged in the colloid cup collecting area; the station controllers, the cup feeding controller, and the cup shifting controller are electrically connected to the controller. The invention has the advantages that the powder can be taken after the powder injection is excessive, and the defect of restarting the task is avoided by avoiding the mistake of excessive powder injection. The invention belongs to the field of precision instruments.

The invention discloses a novel electric moving and fixing device which comprises a sampling mechanism, a shell, a magnetic driving system, a damping and weighing system and an operating system. A motor of the magnetic driving system is adjusted to rotate through a motor control button, a magnetic transmission head is driven to rotate, a magnetic driven head is driven to rotate in a non-contact mode through magnetic force, and then a rotary sampling mechanism is driven to rotate through a sprocket transmission system so as to screw in to input or screw out to release a solid sample; control is carried out through magnetic interaction, the interface contact friction is almost zero, the influence on the damping and weighing system is very small, and the weighing accuracy is very high; two parallel sprocket transmission systems are adopted for sampling to respectively drive the sampling mechanism to rotate in different directions to realize sampling, so that a novel, efficient and accurate solid sampling method is provided; and according to the novel electric solid moving device, solid samples can be moved, weighed and dosed, the equipment operation sampling process is simple, accurate and rapid, and the reliability is very high.

The invention discloses a device for graphene modified sintered neodymium iron boron permanent magnet materials, and relates to the technical field of permanent magnet materials. The device comprises raw material distribution equipment, discharge plasma sintering equipment and a control panel, wherein the bottom of the raw material distribution equipment is connected to the interior of the discharge plasma sintering equipment, the control panel is fixedly installed on one side of the discharge plasma sintering equipment, and the raw material distribution equipment comprises a sensing valve, a material weighing barrel, a sensing power source, an inductor connecting channel and a weight weighing control chamber. According to the device, the use amount of various raw materials can be automatically controlled, manual weighing in advance is not needed, the operation of automatic weighing can be completed only by pouring the raw materials into the equipment, so that more time is saved, the high automation of the whole process of material filling, weighing and feeding stopping is realized, materials can be sintered and formed by the discharge plasma sintering device within several minutes, the preparation time can be greatly shortened, and the efficiency is improved.

The invention discloses an agricultural product marketing weighing device, comprising a first fixed table, wherein supporting legs are fixed at four corners of the bottom of the first fixed table; a material preparation hopper which extends to a lower side is set in the first fixed table; a material through opening is set at the bottom of the material preparation hopper; and a first baffle valve is mounted on the material through opening. According to the device, extrusion blocks are fixed at the top ends of the outer sides of a metering hopper, mounting plates corresponding to the extrusion blocks are set on the top of a second fixed table, pressure sensors are mounted between the extrusion blocks and the mounting plates, when agricultural products in the material preparation hopper enter into the metering hopper through utilization of the material through opening, the extrusion blocks extrude elastic pins, the elastic pins transmit borne pressures to the pressure sensors through utilization of pressure heads, the sensors transmit monitored data to a control box, and the monitored data is displayed on a display screen, so the agricultural products are weighed without mounting the pressure sensors at the bottom of the metering hopper.

The invention discloses an automatic determinator for starch content of potatoes. The automatic determinator is used for automatically determining the starch content of the potatoes in a rapid and batch manner and consists of a measurement and control gage head, a weighing sensor, a machine frame and a water containing bucket, wherein the upper part of the machine frame supports the measurement and control gage head, the weighing sensor is suspended on the measurement and control gage head through a suspending rope, and the water containing bucket is placed at the lower part of the machine frame. A motor drives a determined sample to rise in air or fall in water under the control of an intelligent program, so that the determined sample is automatically weighed, and specific gravity and starch content are calculated. The determinator can be used independently, and determined results can be uploaded to software of an upper computer, so that data management is achieved, and data are analyzed and are automatically saved in Excel tables.

The invention discloses a method and a special device for collecting data used for establishing a broiler living environment comfort evaluation model. The special device comprises breeding cages; the wall of each breeding cage is provided with a water-dispensing line and a feed trough; a drawer dropping tray is arranged below the bottom of each breeding cage; every water-dispensing line is communicated with a metering water tank; the bottom and wall of each breeding cage are movably connected in a separable manner; and a fork scale is arranged below the bottom of each breeding cage. The method includes: placing a test broiler into one breeding cage; turning on a video collector; controlling the living environment for the test broiler according to conditions of a predetermined living environment evaluation model to be established, and collecting the data, used for establishing the broiler living environment comfort evaluation model, according to the predetermined time. The method is applicable to the evaluation of boiler environment comfort and available for accurately collecting basic data such as broiler productivity and behavioral change under no capture stress, depression stress and high density stress for the evaluation on broiler environment comfort.

The invention discloses a logistics packaging information acquisition device based on the Internet of things, which comprises a bottom plate and is characterized in that the bottom plate is fixedly connected with a vertical plate; the vertical plate is fixedly connected with a U-shaped groove; the U-shaped groove is fixedly connected with one end of a first round rod, and the other end of the first round rod is fixedly connected with the bottom plate; a first square plate is arranged in the U-shaped groove, the first square plate is fixedly connected with a third round rod, and the third round rod is fixedly connected with one second distance sensor; the U-shaped groove is fixedly connected with a second round rod, and the second round rod is fixedly connected with the other second distance sensor; the vertical plate is fixedly connected with symmetrical fourth round rods; the vertical plate is fixedly connected with a cross rod, and the cross rod is fixedly connected with a group of uniformly distributed first distance sensors; and the vertical plate is fixedly connected with an acquisition mechanism. The invention relates to the field of logistics equipment, in particular to a logistics packaging information acquisition device based on the Internet of things. The information acquisition of a packaging box is facilitated.

The invention discloses an automatic static metering system and an automatic control method for continuous material unloading at a dock. The automatic static metering system comprises a material distributor of a material conveying device, a material weighing device, a metering operation station, a local metering server, a PLC and a basic automatic operation station. The material weighing device is composed of a first weighing hopper, a second weighing hopper, a first weighing sensor set, a second weighing sensor set, a first weighing instrument and a second weighing instrument. The PLC controls the material distributor and a hydraulic drive device of the material weighing device. The PLC, the first weighing instrument and the second weighing instrument are connected with the metering operation station. The metering operation station is used for reading signals of the PLC and data displayed by the first weighing instrument and the second weighing instrument in real time and storing the data in the local metering server. The basic automatic operation station controls the PLC. Information of bulk materials on ships from the moment when the materials enter the dock to the moment when the materials are weighed and unloaded is mastered comprehensively, and the material metering accuracy is improved.

The invention discloses an automatic powder weighing machine for a CBN cutter and a powder weighing method thereof.The powder weighing machine comprises an operation platform, a rotating mechanism isarranged on the operation platform and comprises a rotating platform and a driving motor arranged below the rotating platform, and a weighing mechanism is further arranged below the rotating platform;a discharging mechanism is arranged on one side of the rotating mechanism and comprises a primary discharging mechanism body and a fine discharging mechanism body arranged on one side of the primarydischarging mechanism body, powder receiving grooves are evenly distributed in the rotating platform, and powder receiving boxes are arranged in the powder receiving grooves; and the driving motor drives the rotating platform to rotate from the primary discharging mechanism to the fine discharging mechanism, so that a required amount of powder is stored in the powder receiving box. The beneficialeffects are that automatic powder weighing is achieved, and the weighing efficiency is greatly improved.