17results about How to "Reduce weighing errors" patented technology

The invention discloses an automatic verification device and method for a weighing coal feeder device. The automatic verification device comprises a weight calibration system, a weight verification control system, a sensor calibration system and a weighing coal feeder. According to the invention, the weight of the standard weight most suitable for the current calibration requirement is dynamically calculated and selected through the weight calibration system based on historical data, environmental parameters and the like of the weighing sensor, so that the calibration precision and flexibility are greatly improved, and variable working condition requirements can be met; according to the invention, an automatic weight verification control system is designed, horizontal displacement, lifting adjustment and state switching of the weight are realized, and the calibration process is fully automatic; the output data of the sensor are collected in real time through the sensor calibration system, dynamic correction is carried out in combination with multiple times of weighing error calculation and historical data, drift and error trends of the weighing sensor are analyzed in real time in combination with parameters such as temperature, humidity and vibration, and error correction values are generated, so that the accuracy of weighing data is ensured.

The invention relates to the technical field of tea processing, and particularly discloses Pu'er tea dragon bead pressing forming equipment. Comprising a left vibration disc, a right vibration disc, a vibration disc supporting frame, a pneumatic hydraulic cylinder, an X-axis air cylinder, a right quantitative weighing hopper, a left quantitative weighing hopper, a demolding air cylinder, a discharging channel, a weighing sensor, a damping pad, a left bin door motor, a right bin door motor, a lower air cylinder, an air pump, a steam generator, a steam box, a Y-axis air cylinder, a steam box cover air cylinder, a material receiving hopper and a steam box cover plate. A pneumatic hydraulic cylinder upper sensor, an upper push rod, a pneumatic hydraulic cylinder middle sensor, a pneumatic hydraulic cylinder lower sensor, a mold, a lower push rod, an X-axis push block, an equipment bottom plate, a quantitative weighing hopper supporting frame, an integral supporting frame, a Y-axis push block, a pneumatic hydraulic cylinder supporting frame, a lower air cylinder supporting frame and a steam hole plate are included. The device has the characteristics of being reasonable in structural design, high in automation degree, accurate in weighing, good in forming effect, clear in finished product strips, high in working efficiency and capable of reducing the labor cost.

The utility model relates to an electronic scale with a display screen, which comprises an electronic scale body and two storage trays, the side surface of the electronic scale body is fixedly connected with a support rod, the top of the support rod is provided with the display screen electrically connected with the electronic scale body, the bottom of the electronic scale body is provided with a box body, and the front surface of the box body is provided with an opening for the storage trays to enter. The top of the interior of the box body is provided with a hot air tray opening, the left side surface of the box body is provided with an air heater, the air heater is communicated with an air inlet of the hot air tray opening through a hot air pipe, one storage tray is placed at the top of the electronic scale body, and the other storage tray is placed in the box body; according to the utility model, the storage tray with residual water spots is placed in the box body, and the hot-air blower is started to dry the storage tray, so that the subsequent weighing error can be reduced, the accuracy of price settlement is improved, and the shopping experience of customers is further improved; and the two storage trays are alternately used, so that the weighing efficiency can be improved on the basis of reducing the weighing error.

The invention relates to the field of vehicle weighing, and discloses an intelligent weighing device with an anti-cheating function and a weighing method.The intelligent weighing device comprises weighing equipment, a plurality of weighing display screens, a plurality of cameras and a weighing computer, the weighing equipment is connected with the weighing display screens firstly, then the weighing display screens are connected with the weighing computer, and the cameras are connected with the weighing computer; the anti-cheating function and the weighing result consistency are realized. Meanwhile, the target vehicle weighing value is compared with the separation value, if the target vehicle weighing value is larger than the separation value, the change trend of the target vehicle weighing value is determined according to the target vehicle weighing value and the last weighing value in the weighing value cache list, and if the change trend is stable, a first updating stable value cache list is obtained; and determining a stable value and a maximum stable value which appear most frequently in the first updated stable value cache list, and determining a final weighing value according to the stable value and the maximum stable value which appear most frequently. Therefore, the accuracy of the weighing result is improved.

The application provides a cross-border parcel declaration consistency verification system and method based on a multi-point dynamic weighing device. It belongs to the field of logistics automation and intelligent weighing technology. The method comprises the following steps: reading the cross-border parcel identification code through a parcel identification device, calling the declaration weight value associated with the identification code from the declaration database, and generating parcel declaration reference data; based on the conveying belt conveying speed parameter and the parcel size distribution characteristics, a plurality of pressure sensors are arranged along the longitudinal direction of the conveying belt, the moving parcel is continuously sampled for pressure signals, the dynamic noise interference is removed through sliding window filtering processing, the instantaneous weight value is calculated combined with the calibration parameters of each sensor and weighted fusion, and the parcel dynamic weight value is generated; through the fusion of the multi-point dynamic weighing device and the intelligent grading disposal mechanism, the cross-border parcel customs efficiency is significantly improved, the online full coverage detection of the moving parcel is realized, and the low efficiency problem caused by the traditional static weighing which needs to stop the line to take the parcel is avoided.

The present invention relates to the field of management technology, and specifically discloses a management system for smart port weighing and a weighing method thereof, which are used to solve the problem that when a vehicle carrying bulk cargo enters and leaves a slope at a weighing area, cargo may fall, resulting in inaccurate weighing measurement of subsequent vehicles; the present invention calculates a hidden danger value of the slope at the entrance to the weighing area by extracting first surface data of the slope at the entrance to the weighing area, calculates a hidden danger value of the slope at the exit from the weighing area by extracting second data of the slope at the exit from the weighing area, calculates a first-level vehicle weighing influence value and a second-level vehicle weighing influence value, and extracts the first-level vehicle weighing influence value, the second-level vehicle weighing influence value, the actual vehicle weighing value of the port and the estimated vehicle weighing value of the port to analyze vehicle weighing abnormal values, which is helpful to reduce weighing errors caused by cargo falling and ensure the accuracy of subsequent vehicle weighing.

The invention relates to a poultry on-line weighing system and process. The poultry on-line weighing system comprises a rack assembly; a continuous conveying group is arranged on the rack assembly; the hook assembly comprises an upper hanging part, a connecting rod and a hollow hook which are sequentially connected from top to bottom; the hollow hook is vertically movably arranged at the lower end of the connecting rod; the continuous conveying set is used for hanging the hook assembly. A turning station is arranged on the continuous conveying group; a central shaft group is rotationally arranged at the turning station; a guiding and positioning assembly is arranged on the central shaft group; a rotating bracket is arranged on the central shaft group; the device is reasonable in design, compact in structure and convenient to use.

The utility model provides a weighing auxiliary device, which comprises a base, a fixing ring and a spring self-locking mechanism, the fixing ring is rotatably connected with a second connecting rod, the spring self-locking mechanism comprises an ejector rod capable of moving up and down, the upper end of the ejector rod is provided with a storage seat, a first connecting rod is arranged between the storage seat and the second connecting rod, one end of the first connecting rod is rotatably connected with the storage seat, and the other end of the first connecting rod is rotatably connected with the spring self-locking mechanism. The other end of the first connecting rod is rotationally connected with one end of the second connecting rod; the other end of the second connecting rod is provided with a flexible contact block; the ejector rod is switched between an upper state and a lower state by pressing the ejector rod; when the ejector rod is in an upper state, the flexible contact block is in an open state; and when the ejector rod is in a lower state, the flexible contact block is in a folded state. The device is low in cost, can assist a container in being in an upright state during weighing, improves the weighing efficiency, is simple, convenient and rapid to operate, and reduces the weighing error.

The utility model relates to a kind of air bag type simple packing machine suitable for different specifications ton bag of packing machine technical field, including supporting leg, mobile platform, feed dust hood and height adjusting structure, one end of feed dust hood is connected with bag clamping structure, the surface of mobile platform is equipped with hook structure, this simple packing machine does not have metering system, and low-cost metering structure such as ground weight is used to realize metering function, the structure reduces the vibration caused when operating to cause the error of weighing;Hook structure fixed position can be adjusted, suitable for ton bag of different specifications, improve work efficiency;Height adjusting structure includes different height position has pinhole, realize simple packing machine height adjustable, bag clamping structure uses air bag type, widened air bag fixing ring seat, increase contact area, improve bag clamping structure stability, while effectively handle the problem of powder leakage, while self-contained exhaust filter, can assist discharging, can effectively filter dust, avoid environmental pollution.

The invention discloses a multifunctional integrated intelligent weighing system and method based on artificial intelligence, and belongs to the technical field of intelligent weighing. The method comprises the following steps: collecting weight data when objects are weighed in history, analyzing all the collected weight data, and classifying the weighed objects according to the weights; according to the classified weight data of each weighing object, analyzing the weight difference amplitude of each object to generalize the weight data, and calculating a range division limit value when the object is weighed to obtain different ranges for weighing the object; the method comprises the following steps: collecting data of object weight abnormity when an object is weighed in history, and calculating to obtain an abnormity threshold value of the weight of each object; when the object is weighed in real time, the weight of the object which is weighed in real time is judged by using the division limit values of the different measuring ranges, and a weighing range is selected; and judging whether an abnormal risk exists in the weight of the weighed object or not by using the weighing threshold value of the object with each weight, and sending out an early warning.

The utility model belongs to the technical field of sealing packaging machines, and particularly relates to a sealing packaging machine with a weighing function, which comprises a packaging machine body, one side of the packaging machine body is fixedly connected with a mounting seat I, the upper surface of the mounting seat I is fixedly connected with a weighing platform positioned at the blanking position of the packaging machine body, and a connecting seat is slidably connected with a moving platform. A conveying belt is arranged on the moving platform, and an adjusting mechanism is arranged on the first mounting base. Weighing errors caused by material rolling or position deviation can be reduced, the packaged materials are weighed and detected in real time, it is ensured that the weight of the materials in the packaging bag meets the preset standard, the product quality problem caused by insufficient or excessive weight is effectively prevented, and the packaging efficiency is improved. Qualified and unqualified products can be automatically classified and conveyed to designated positions, the efficiency of a production line and the product classification accuracy are greatly improved, and the sealing packaging machine with the weighing function has the advantages of being efficient, accurate, convenient and flexible.

The utility model is suitable for powder distribution technical field provides a kind of high-precision powder metering distributor, including;Support frame;Touch screen, the touch screen fixed mounting is at the front side of support frame bottom;Positioning frame, the positioning frame fixed mounting is at the front side of support frame top;Placing frame, the placing frame is movably inserted in the middle part of positioning frame;High-precision weighing sensor, the high-precision weighing sensor array is placed in the bottom of placing frame, and side surface is correspondingly provided with object weight display screen.Compared with prior art, the utility model has the beneficial effects that: in use, by setting centrifugal structure on positioning frame, and then the corresponding cup in placing frame is rotated, so that centrifugal force is generated in the cup, and then the powder in the cup is flattened, so that it is convenient, and the high-precision weighing sensor can carry out high-precision weighing to the powder in the cup, and then the appearance of weighing error is reduced.

The utility model provides a weighing feeding device for paint production, which comprises a rack, the rack is provided with a feeding hopper, a feeding cylinder, a weighing bin and a material receiving bin which are communicated in sequence, the feeding cylinder comprises a first cylinder body and a second cylinder body which are connected, the first cylinder body is provided with a feeding port and a conveying assembly, the second cylinder body is provided with a plurality of blanking ports, and the feeding port is communicated with the weighing bin. The second barrel is further provided with a baffle, the rack is provided with a first driving assembly in transmission connection with the baffle, the baffle covers the face, close to the weighing bin, of the second barrel, the baffle is provided with a through hole penetrating through the baffle, and when the baffle is driven by the first driving assembly to rotate, the through hole is communicated with or staggered from the discharging openings. And when the through hole is communicated with the blanking port, the overlapped area of the through hole and the blanking port is increased or decreased along with the rotation of the baffle. According to the utility model, the technical problem that the raw materials still enter the weighing bin to generate errors after the weighing bin finishes weighing is solved, and the technical effects of reducing the weighing errors and improving the feeding precision are achieved.

The application belongs to the technical field of agricultural research and silage feed experimental research, and discloses a standardized quantitative silage raw material mixing experimental instrument, which comprises a treatment bin and a plurality of storage bins, the storage bins are arranged on the top surface of the treatment bin, a pressure monitoring control module and a feeding assembly are arranged in the storage bins, and the pressure monitoring control module is electrically connected with the feeding assembly; a partition is arranged in the treatment bin, a mixing assembly is arranged on the top surface of the partition, a pressing assembly is arranged on the bottom surface of the partition, a fixing ring is arranged at the top end of the pressing assembly, a plurality of frustopyramidal shapes are arranged on the fixing ring, and the frustopyramidal shapes are matched with through holes on the partition; a connecting cylinder is arranged at the bottom end of the treatment bin, and a collecting tank is arranged on the connecting cylinder; a plurality of raw materials can be stored in the plurality of storage bins, the feeding assembly is controlled by the pressure monitoring control module, accurate quantitative feeding is realized, and the mixing, transfer and pressing of the raw materials are automatically completed by the mixing assembly and the pressing assembly, so that the burden of the staff is reduced.

The invention relates to the technical field of weighing management, and specifically discloses an intelligent weighing management system for solving the problem that the accuracy of weighing results of existing vehicles is significantly reduced when the vehicles are traveling at high speed, and the problem that the accuracy of weighing results is affected by the redistribution of goods due to bumps and vibrations. The invention divides the vehicle load into a plurality of weight point areas according to the wheel axle at the bottom of the vehicle, obtains the load weight of each weight point area in real time, extracts the load weight of each weight point area during a monitoring period, calculates the vehicle load coefficient, obtains the in-vehicle weight data based on the in-vehicle weight distribution sorting during the monitoring period, calculates the uniform value of the vehicle load distribution, and effectively solves the influence of the vehicle's high-speed driving and uneven load distribution on the weighing accuracy by analyzing the influence of the vehicle speed fluctuation value and environmental interference on the vehicle weighing accuracy, and significantly improves the accuracy, reliability and stability of the weighing data.

The utility model relates to the technical field of belt weighers, and discloses a single-point type metering belt weigher, which comprises a belt weigher, two sides of a mounting rack are respectively provided with a mounting piece, the top of the belt weigher is provided with a dismounting piece, each mounting piece comprises a screw rod fixed in the mounting rack, the surface of each screw rod is sleeved with a connecting block, and the connecting blocks are connected with the mounting rack. The connecting block is arranged in an L shape, protrusions are installed on one side of the connecting block and close to the outer side of the baffle, the protrusions are arranged at equal intervals, the protrusions are made of rubber materials, the surface of the screw is in threaded connection with a nut, and the nut is located on one side of the connecting block and away from the side of the baffle. According to the single-point type metering belt weigher, the position of the belt weigher can be easily adjusted through the installation part, the labor cost is reduced, the friction force between the belt weigher and the baffle can be increased through the protrusions which are made of rubber and arranged at equal intervals, the single-point type metering belt weigher can be more stable in the weighing process through the cooperation of the screws, and the weighing accuracy is improved. And the weighing error caused by movement or vibration is reduced.

The utility model relates to a kind of weighing device of feeding box, the utility model is through the structure of "built-in weighing device+cover protection", solve the problem that traditional weighing assembly is exposed to dust, material pollution, leading to detection precision decline, service life shortening;Meanwhile through the "L type board sliding slot+slider" guide structure, limit the lateral deviation of aggregate bin in the process of bearing or discharging, avoid to intensify weighing error due to position swing, applicable to the industry of high requirement to material quantity precision control such as feed, food etc..Through the structure of "built-in weighing device+cover protection", solve the problem that traditional weighing assembly is exposed to dust, material pollution, leading to detection precision decline, service life shortening;Meanwhile through the "L type board sliding slot+slider" guide structure, limit the lateral deviation of aggregate bin in the process of bearing or discharging, avoid to intensify weighing error due to position swing, applicable to the industry of high requirement to material quantity precision control such as feed, food etc..