35results about "Weighing apparatus for continuous material flow" patented technology

A device and a method for weighing a roll of continuous web material on a spool at a weigh-ing station in a continuous process is described, which has fewer mechanical parts and is safer to use than prior devices and methods. The device is arranged adjacent to at least one of a pair of guide rails and comprises a damper and a load cell, wherein the load cell is integrated into at least one guide rail.

To provide a management device for an egg treatment system capable of providing a meter-rate service for charging according to the number of treated eggs and an operation time.SOLUTION: A management device 6 for an egg treatment system includes: a drive information acquisition part 61 for acquiring i-th drive information about operation of a drive part of an i-th device constituting the egg treatment system; a treatment information acquisition part 62 for acquiring i-th treatment information about treatment of treated objects which are treated by the i-th device; a storage device 76 for storing the i-th drive information acquired by the drive information acquisition part 61, the i-th treatment information acquired by the treatment information acquisition part 62, and identification information of the i-th device in association with one another; and a charge calculation part 70 for calculating basic used data from the i-th drive information and / or the i-th treatment information for a prescribed period, and calculating and outputting an i-th charge of the i-th device from the basic used data on the basis of a charging condition corresponding to the basic used data.SELECTED DRAWING: Figure 2A

To provide a rubber weighing and cutting device and method that facilitates high-precision weighing. [Solution] A rubber weighing and cutting device comprising: a cutting device that cuts and separates the portion to be separated from the rubber material that exceeds the cutting position by a feed amount in the feed direction; a conveying device that moves the rubber material relative to the cutting device until the rubber material exceeds the cutting position by a feed amount in the feed direction for one separation; a volume measuring device that measures the volume by measuring the three-dimensional surface shape of the portion to be separated before separation and obtains a volume measurement value; and a control device that controls the operation of the conveying device, wherein the control device comprises a weight estimation unit that obtains a weight estimate of the portion to be separated by multiplying the volume measurement value by a density estimate, and a feed amount setting unit that sets the feed amount so that the weight estimate becomes a set value that is less than or equal to the target weight.

The application discloses a kind of film roll weight detection conveying devices, belong to film roll conveying equipment technical field, including between first conveying mechanism and second conveying mechanism's transfer weighing mechanism, transfer weighing mechanism includes fixed plate, material receiving assembly, material transfer assembly, drive assembly and transmission assembly.The transfer weighing mechanism in the application is driven by the drive assembly and transmission assembly, which is linked with the transmission assembly by the first conveying mechanism, to drive the material transfer assembly, so that the transfer weighing mechanism does not need additional independent motor, and only relies on the running power of the first conveyor belt to complete the film roll transfer, simplifies the power system structure of the device, reduces the manufacturing cost of the device, reduces energy consumption and improves the synchronization of each mechanism action.

A weighing apparatus weighs articles and include a conveyance unit that conveys the articles, a weighing unit, and a control unit. The weighing unit outputs an original signal corresponding to forces acting on the conveyance unit. The control unit controls the conveyance unit and applies digital filters to the original signal. The control unit executes a selection process (S4 to S6) to select one of the digital filters out of a plurality of the digital filters. The control unit executes the selection process based on results of applying a plurality of the digital filters to the original signal during a period from when it sends a stop instruction to the conveyance unit to until the conveyance unit stops.

This invention discloses a solid-liquid separation and grading weighing device, a visualized particle transport geohydraulic test device, and a weighing dynamic compensation method. The device includes a rotating grading collection structure for rapid solid-liquid separation. Particles are graded and retained according to particle size on a multi-layer grading metal filter screen and weighed in real time. The weighing dynamic compensation method is based on the collaborative measurement of a single-point weighing sensor and an IMU. It decomposes the total dynamic force into material gravity, unbalanced centrifugal force, and structural vibration inertial force. Through frequency domain analysis and iterative calculation, interference components are deducted and attitude correction is performed. A dynamic compensation model related to rotational speed is introduced to establish a functional relationship between the integer average force and particle mass. Thus, particle grading mass-time curves and particle size evolution information are obtained under continuous flow, rotation, and vibration conditions. It is applicable to geohydraulic test scenarios such as seepage erosion tests, reverse filter layer scouring tests, sand-laden water flow erosion tests, filter backwashing tests, and pipeline scouring tests.

The utility model provides a kind of silicon sand raw material unloading sand opening flow real-time display and voice alarm device, including belt weigher, PLC controller, host computer, audible alarm lamp and LED intelligent display screen, the belt weigher is installed on belt conveyor, the analog output port of belt weigher is electrically connected with the PLC controller in centralized control room, the PLC controller and host computer the PLC digital output of PLC controller and audible alarm lamp electrically connected.The utility model has the beneficial effect as follows, the utility model is discharged by the belt weigher of installation in belt conveyor Flow acquisition, after being handled by PLC controller etc., real-time flow value is shown in on-site discharge port, so that discharging driver can be according to current real-time flow, the inclination angle of vehicle rear discharge hopper is remotely controlled by remote controller, artificially effectively control vehicle discharge speed, prevent conveying belt equipment overload use, greatly prolong the service life of equipment.

This application relates to a miniature weighing electronic scale. The miniature weighing electronic scale includes: a belt, a drive roller assembly, a driven roller assembly, a weighing platform assembly, a power unit, and a feeding assembly. In actual use, the material is conveyed from upstream to the belt above the drive roller assembly. The drive roller assembly drives the belt to rotate, and the belt conveys the material to the weighing platform assembly, where it is weighed for both weight and flow rate. The material is then conveyed through the driven roller assembly to the feeding assembly, and finally transported downstream or to a box through the feeding port of the cover. After the material falls from the belt, the belt rotates back from below the drive roller assembly, the weighing platform assembly, and the driven roller assembly. A scraper assembly comes into contact with the belt, scraping off fine powder or material filaments adhering to the belt, ensuring the cleanliness of the belt surface receiving the upstream material and thus guaranteeing accurate weighing measurements.

The embodiment of the application provides a kind of mine material detection method, device and equipment based on belt scale system, belong to mine material conveying measurement technical field.The method comprises: in the conveying process of conveyor belt, the visual information of mine material on conveyor belt collected by image acquisition device in detection equipment is acquired, and the real-time weight value collected by weighing sensor in detection equipment is acquired;According to the visual information collected by detection equipment, determine the first weight value;According to the real-time weight value and the preset tare value collected by detection equipment, determine the second weight value;When volume value and real-time weight value are not zero, according to the first weight value and the second weight value corresponding to multiple detection equipment, determine the total weight value of all mine materials on conveyor belt.The scheme can always keep accurate measurement of the weight of mine material.

This utility model discloses a belt scale with a cleaning effect, including a conveyor belt, multiple support components, a first scraping component, a second scraping component, and a roller brush assembly. The conveyor belt is positioned between two support plates via rollers. The multiple support components are respectively positioned below the return section of the conveyor belt and are in contact with the conveyor belt. The return section of the conveyor belt is equipped with a speed measuring roller and a weighing mechanism, which are respectively connected to a controller. The first scraping component is inclinedly positioned between the two support plates. The second scraping component reciprocates and is positioned on the scraping surface of the first scraping component, and is connected to a drive mechanism. The roller brush assembly is rotatably positioned below the return section of the conveyor belt and is connected to the drive mechanism via a transmission component. Thus, the reciprocating motion of the second scraper can promptly remove material adhering to the first scraper, preventing it from sticking back to the conveyor belt. This improves the surface cleaning effect of the conveyor belt and enhances the weighing accuracy of the belt scale.

The cutting positions are calculated in two directions: perpendicular to the direction of transport of the item and horizontally. [Solution] The X-ray inspection apparatus 1 outputs position information for cutting a block-shaped article into article pieces of predetermined mass in two directions from an X-ray image obtained by irradiating the block-shaped article, which is transported as an object to be inspected W, with X-rays. The apparatus comprises a total mass acquisition unit 11 that acquires the total mass of the block-shaped article, a division position calculation unit 12 that calculates the division position of the block-shaped article based on the total mass of the block-shaped article, a target mass value of the article piece, and at least one target value of the length and width of the article piece from the X-ray image, and an output unit 8 that outputs position information for cutting the block-shaped article into article pieces to the outside based on the division position calculation unit 12.

A weighing apparatus is configured to weigh articles, and includes a conveyance unit, a weighing unit, and a control unit. The conveyance unit is configured to convey the articles. The weighing unit is configured to output an original signal corresponding to forces acting on the conveyance unit. The control unit is configured to control the conveyance unit, and execute a selection process during a period from when the control unit sends a stop instruction to the conveyance unit to when the conveyance unit stops. The selection process includes applying a plurality of digital filters to the original signal, and selecting one of the digital filters to be used during a weighing operation of the articles based on results of applying the digital filters to the original signal.

This utility model discloses an electronic belt scale for coal mines, belonging to the technical field of electronic belt scales. The electronic belt scale for coal mines includes a support assembly and a belt. The support assembly includes a leg assembly, a crossbeam, and a pair of rotating rollers. The crossbeam is fixedly connected to one end face of the leg assembly. Both rotating rollers are rotatably connected to the crossbeam. The belt is fitted onto the pair of rotating rollers. The crossbeam includes a connecting beam, and a cleaning assembly is fixedly connected to one end face of the connecting beam. The cleaning assembly includes a first scraper and a second scraper, which respectively abut against the opposite end faces of the belt. Compared with the prior art, this electronic belt scale for coal mines can clean coal dust adhering to the belt feeding surface and speed measuring surface, keeping the belt surface clean, increasing the accuracy of belt speed measurement, and reducing the measurement error of the electronic belt scale.

Device tor continuous dosing of bulk materials, consisting of a body (2) formed by a hopper (3), under which at least one discharge screw (4) is arranged, an outlet (5) from the hopper (3), a body (6) of dosing Inlet, a dosing trough (8) in which at least two dosing screws (12) are arranged, and outlet of dosed material, wherein within, the body (6) of dosing inlet at least one toad sensor (9) is arranged, at least one main load sensor (10) supporting the dosing trough (8) is arranged on the side of body (7) of the dosing outlet, wherein the dosing trough (8) is provided with at least one flexible vertical compensator (13) on the side of the body (6) of dosing inlet, at least one vertical compensator (13) on the side of the body (7) of dosing outlet, and at least two mutually horizontally offset synchronized dosing screws (12) with an mutual axial distance A between dosing screws (12) smaller than the diameter D of dosing screws.

The utility model relates to linear password sample collector, including sample collector cover, uncovering base, translation conveying roller weighing device and translation conveying roller translation device, the sample collector cover surface open two sample bucket inlets and outlets, sample bucket inlet and outlet butt joint sample bucket conveying roller no.

The utility model discloses a kind of installation mechanism transformed into high-precision belt scale, including rack, support plate and cover plate are equipped on rack, support plate is equipped with idler assembly, support plate moves along the height direction of rack, height adjusting assembly is equipped between support plate and cover plate, cover plate moves along the width direction of rack, cover plate is divided into two groups, bottom plate is equipped below first group cover plate, bottom plate moves along the length direction of rack, bottom plate is fixed with rack by second screw rod, weighing sensor is equipped between second group cover plate and bottom plate, second group cover plate is fixed with weighing sensor by first screw rod, first group cover plate is fixed with bottom plate by first screw rod. Compared with prior art, the utility model simple structure, the position of idler assembly is adjusted by moving support plate, cover plate and bottom plate, eliminate the deviation of prepart manufacturing error and later structural deformation wear, so that the weighing precision of belt scale can long time satisfy process requirement.

The application discloses a weighing method and device for a coal feeder, and the method comprises the following steps: acquiring a first weighing signal sent by a first weighing device, a second weighing signal sent by a second weighing device, a set coal feeding amount, a conveyor belt speed and a frequency converter frequency; calculating a compensation weighing signal according to a compensation coefficient, the first weighing signal, the second weighing signal, the set coal feeding amount, the conveyor belt speed and the frequency converter frequency; judging whether the first weighing signal and the second weighing signal meet target conditions respectively and obtaining a judgment result; determining a first target signal and a second target signal from the first weighing signal, the second weighing signal and the compensation weighing signal according to the judgment result, and determining an actual coal feeding amount of the coal feeder from the first target signal and the second target signal. In this way, the coal feeder can accurately complete the weighing measurement of the coal feeding amount, the influence of the abnormal weighing sensor on the production rhythm is minimized, and the continuous and high-efficiency operation of the coal feeder is realized.

This utility model relates to the field of micro-weighing technology, specifically to a micro-weighing scale for polymer raw materials. It includes a main body, a conveyor frame, a weighing cylinder, an anti-detachment mechanism, and a protective mechanism. The conveyor frame is fixedly installed on the main body, and the weighing cylinder is placed on the conveyor frame. The anti-detachment mechanism is fixedly installed on the weighing cylinder to prevent the material bag inside the weighing cylinder from falling off. The protective mechanism is fixedly installed on the anti-detachment mechanism to protect the material bag inside the weighing cylinder. The anti-detachment mechanism includes a fixing ring, a rotating ring, and a moving rod. The fixing ring is fixedly installed on the weighing cylinder and has a straight groove. This micro-weighing scale for polymer raw materials, through its anti-detachment mechanism, can fix the opening of the material bag placed inside the weighing cylinder to the outer wall of the weighing cylinder, thereby preventing the material bag from falling off during conveying and dispensing, thus improving the efficiency and accuracy of the micro-weighing scale.

The application discloses a coal inflow stove metering and online monitoring system, which comprises a coal inflow stove module, a data acquisition module and a control module.The coal inflow stove module can deliver raw coal to a boiler for combustion.The data acquisition module acquires data of the coal inflow to the stove module.The control module meters the coal inflow to the stove according to the data information analysis of the data acquisition module and controls the equipment of the coal inflow stove module.The coal inflow quantity of the boiler is calculated through raw coal metering and stone coal metering, so that the precision of the coal inflow metering of the boiler is improved.The coal flow process is monitored, and when an abnormality occurs, the abnormality is judged and an alarm is given, so that the stability of the coal inflow to the stove is improved and the stability of the boiler load is improved.

Weighing and filling machine (1) for weighing and filling a container (100), in particular a pharmaceutical container, comprising: - a transport device (2) for continuously transporting a container (100) in a transport direction (101), wherein the transport device (2) comprises at least one transport device receptacle (20), - a filling device (3) for filling the container (100) with a filling product, in particular a liquid, - a weighing device (4) configured to determine a tare weight of the container (100) and a gross weight of the filled container (100), wherein the weighing device (4) comprises a separate tare weight determination device (40) and a separate gross weight determination device (41), wherein the tare weight determination device (40) and the gross weight determination device (41) are each provided with a plurality of load cells (42), - wherein the transport device (2) and the weighing device (4) are synchronously movable relative to each other, so that the tare weight and / or the gross weight of the container (100) can be determined during the continuous transport of the container (100), characterized in that - that the transport device (2) and the tare weight determination device (40) are arranged relative to each other such that a linear path on which the transport device receptacles (20) move and a circular path on which the load cells (42) of the tare weight determination device (40) move touch exactly at a point or at a location where a transport device receptacle (20) and a load cell (42) are present and - that the transport device (2) and the gross weight determination device (41) are arranged in such a way that the linear path on which the transport device receptacles (20) move and a circular path on which the load cells (42) of the gross weight determination device (41) move touch exactly at a point or at a location where a transport device receptacle (20) and a load cell (42) are present.

A powder dispenser (204) including a funnel (236) for dispensing a dose of powder through an outlet (243), a vibrator (244) to assist with the flow of powder towards the outlet, a plug (238), and an actuator (242). The funnel includes an upper portion (237) and a lower portion (241), and a constriction (240) arranged along an axis A between the upper portion and the lower portion. The plug (238) is arranged in the constriction (240), where the constriction (240) makes contact with the plug (238) in a natural state of the funnel (236) so as to seal off the upper portion (237). The actuator (242) is arranged to move one of the lower portion and upper portion relative to the other along the axis A, to open the constriction (240) relative to the plug (238) so as to allow a flow of powder from the upper portion (237) to the lower portion (241) and towards the outlet (243).

The present application relates to the technical field of belt scale online calibration and industrial metering control, in particular to a kind of belt scale automatic online calibration closed loop control system, the present application is through the start before double dimension screening, data quality dynamic evaluation in round and round result convergence determination in calibration process, whole process quality quantitative score and parameter application three-grade control, constructs the intelligent closed loop control system covering calibration start, process advance, result management and parameter effect, can reduce the dependence of online calibration on artificial experience, improve the self-adaptability of calibration process, result reliability and parameter application security, suitable for the automatic closed loop control of belt scale online calibration under complex working conditions.

The application discloses an electronic belt scale, and relates to the technical field of tobacco processing. The electronic belt scale comprises a conveying assembly, a rack which is arranged on the conveying side of the conveying assembly in a spaced manner and is arranged close to one side edge of the conveying assembly, a baffle which is connected to one side of the rack and is attached to the conveying side of the conveying assembly on the other side, and a stopper which extends along the conveying direction of the conveying assembly, is arranged between the baffle and the conveying assembly, has a gap between the stopper and the conveying assembly, and is connected to the rack or the baffle. The electronic belt scale provided by the application can prevent the baffle from being curled.

The application provides a full-automatic weighing device, which comprises a frame body extending along a first direction, a weighing conveyor belt arranged at the middle part, an upper conveying belt and a lower conveying belt arranged at two ends of the frame body respectively, and a discharging mechanism arranged at one end of the frame body close to the lower conveying belt. The discharging mechanism comprises an upper and lower arranged lifting platform and a negative pressure box. The lifting platform is arranged below the negative pressure box and comprises a base and a support plate which is liftable installed on the base. One end of the negative pressure box extends above the lower conveying belt, the bottom of the negative pressure box is provided with an array arranged negative pressure hole and a driving piece for driving the glass wool plate, the driving piece is slidingly installed on the negative pressure box, and the sliding direction is parallel to the first direction. The weighing conveyor belt is arranged to enable the glass wool plate to complete the weighing detection directly in the conveying process. The lower conveying belt is also connected with the discharging mechanism. When the glass wool plate is conveyed to the specified position, the negative pressure box generates upward suction force on the glass wool plate, so as to offset the gravity of the glass wool plate. In cooperation with the driving of the driving piece, the glass wool plate can be conveyed to the support plate.

To provide a weighing and conveying device and a weighing and conveying packaging device that can expand the range of weights of items that can be conveyed while ensuring safety. [Solution] The weighing and conveying device 1 comprises a weighing unit 2 for weighing articles, a conveying unit 3 for conveying articles weighed by the weighing unit 2 by operating a drive motor, a conveying control unit that starts conveying articles by the conveying unit 3 when the weight of the articles weighed by the weighing unit 2 is less than or equal to the upper limit weight, a switching unit for switching the conveying speed of the conveying unit 3, and a storage unit that stores the upper limit weight for each conveying speed switched by the switching unit. Each upper limit weight stored in the storage unit is the weight of the article when the load current generated in the drive motor when conveying the article at the corresponding conveying speed becomes the maximum allowable load current of the drive motor.