Spherical particle automatic batch mixing homogenization device, method, equipment and medium

Abstract

The present application relates to the technical field of pebble bed high temperature gas cooled reactor, and particularly relates to a kind of spherical particle automatic mixing batch homogenization device, method, equipment and medium, wherein, device includes: particle feeding equipment, for conveying to be sampled spherical particle;Homogenization equipment, for homogenizing to be sampled spherical particle feeding to multiple empty container bottles;Container conveying equipment, for conveying multiple empty container bottles and output multiple full particle container bottles;Container weighing equipment, for weighing the tare weight of each empty container bottle and the gross weight of each loaded container bottle full bottle, and according to the difference between the particle mass calculated from the two and the preset threshold value generates control signal to control the start-stop and feeding rate of homogenization equipment;Mechanical hand structure, for placing each empty container bottle on the weighing station to be weighed, and transferring the container bottle filled with spherical particles to the container conveying equipment.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of pebble bed high temperature gas cooled reactor, in particular to a kind of ball particle automatic batch homogenization device, method, equipment and medium. BACKGROUND

[0002] The ceramic fuel element used in China's pebble bed high temperature gas cooled reactor has a diameter of 60mm and is structured as spherical coated particles (TRISO) dispersed in the graphite matrix of the fuel zone. During the large-scale production of spherical fuel elements, strict quality control of multiple indicators of intermediate products UO2 core, coated particles and matrix graphite balls is required, so sampling and performance testing according to certain sampling rules are required.

[0003] With the increasing production scale of spherical fuel elements, the flux of spherical particle batch mixing needs to reach several hundred kg / d, and large-flux spherical particle rapid batch mixing homogenization equipment needs to be researched, and a homogenization method needs to be established. According to the production organization requirements of fuel elements, the rapid batch mixing homogenization of the intermediate products of fuel elements of a certain batch and flux is completed, i.e. the core particles, coated particles, and dressed particles of different batches or specific production batches are evenly distributed to several containers. A suitable feeding and conveying system and a sampling instrument need to be provided to ensure that the samples are evenly and continuously fed into the particle distributor and the collection container. The material is discharged in proportion online to minimize the deviation of the sample quantity in each collection container. SUMMARY

[0004] The present application provides a kind of ball particle automatic batch homogenization device, method, equipment and medium to solve the problems that existing equipment cannot meet the large-flux spherical particle rapid batch mixing homogenization.

[0005] The first aspect of the present application provides a kind of ball particle automatic batch homogenization device, which comprises: a particle feeding device for conveying the ball particles to be sampled;

[0006] A homogenization device is in communication with the particle feeding device for receiving and homogenizing the ball particles to be sampled, and feeding the homogenized ball particles to be sampled to a plurality of empty container bottles;

[0007] A container conveying device is used to convey the plurality of empty container bottles to the homogenization device and output the plurality of full particle container bottles from the homogenization device;

[0008] A container weighing device is used to weigh the tare weight of each empty container bottle and the gross weight of each full container bottle, and to calculate the difference between the obtained particle mass and the preset threshold to generate a control signal to control the start and stop of the homogenization device and the feeding rate;

[0009] A mechanical hand mechanism is arranged to place each empty container bottle to the container weighing device for weighing, and to transfer the weighed container bottle filled with spherical particles to the container conveying device.

[0010] Optionally, the homogenizing device comprises a frame, a hopper, a feeding mechanism, a distributing mechanism, a cover lifting mechanism and a track disc rotating mechanism, wherein,

[0011] The frame is arranged to support the hopper, the feeding mechanism, the distributing mechanism, the cover lifting mechanism and the track disc rotating mechanism.

[0012] The hopper is arranged to interface with the particle feeding device to provide a container containing the to-be-sampled spherical particles and an inlet.

[0013] The feeding mechanism is arranged to communicate with the hopper to continuously feed the to-be-sampled spherical particles to the distributing mechanism at a preset feeding rate.

[0014] The distributing mechanism is arranged to communicate with the feeding mechanism to divide and distribute the to-be-sampled spherical particles to above the cover lifting mechanism.

[0015] The cover lifting mechanism is arranged to connect with the distributing mechanism to control the communication between the distributing mechanism and the plurality of empty container bottles and the disconnection between the distributing mechanism and the plurality of full particle container bottles by lifting, so as to input and communicate the divided and distributed to-be-sampled spherical particles into the plurality of empty container bottles.

[0016] The track disc rotating mechanism is arranged to connect with the container conveying device to rotate the container conveying device according to a preset index.

[0017] Optionally, the feeding mechanism comprises a feeder and a plurality of feeding boxes, wherein,

[0018] The plurality of feeding boxes are arranged in a single layer and a single row to uniformly divide the to-be-sampled spherical particles.

[0019] The feeder is arranged to adjust the feeding rate in each feeding box to be the same and continuous in unit time by using a high-frequency wave, and to feed the distributing mechanism linearly.

[0020] Optionally, the distributing mechanism comprises a rotating motor, a rotating discharge pipe, a distributing disc and a collecting disc, wherein,

[0021] The rotating motor is arranged to drive the rotating discharge pipe to rotate at a constant speed.

[0022] The rotating discharge pipe is arranged to drive the to-be-sampled spherical particles to rotate at a constant speed, so as to scatter the to-be-sampled spherical particles onto the distributing disc.

[0023] The distribution tray is provided with a plurality of equal division areas, and a partition plate is arranged between each area to uniformly divide the to-be-sampled spherical particles so that the amount of the to-be-sampled spherical particles entering each equal division area is the same.

[0024] The collecting tray is used for collecting the particles uniformly divided by the distribution tray.

[0025] Optionally, the cover plate lifting mechanism comprises a feeding pipe, a lifting plate, a sealing cover, a lifting cylinder and a sleeve pipe, wherein,

[0026] The upper end of the feeding pipe is connected with the collecting tray of the distribution mechanism, the lower end is connected with the lifting plate, the sealing cover is fixed at the front end of the feeding pipe, the lifting cylinder drives the lifting plate to move up and down, when the feeding is performed, the lifting plate moves downward, the sealing cover fixed on the lifting plate covers the bottle mouth of the container, the sleeve pipe enters the bottle mouth of the container, after the feeding is completed, the lifting plate moves upward, and the sealing cover, the sleeve pipe and the container are separated.

[0027] Optionally, the track disc rotating mechanism comprises a rotating table, a track disc and a container positioning block, wherein,

[0028] The rotating table is used for driving the track disc to rotate.

[0029] The track disc comprises a plurality of workstations for placing the container bottles.

[0030] The container positioning block is used for limiting the rotating table to drive the track disc to rotate to the preset index when the container is taken and placed, so that the movement and uniform distribution of each container bottle in the homogenization equipment are realized.

[0031] Optionally, the container conveying equipment comprises a first container bottle temporary storage area, a second container bottle temporary storage area and a container bottle conveying line, wherein the first container bottle temporary storage area is arranged at the inlet end of the container bottle conveying line, and the second container bottle temporary storage area is arranged at the outlet end of the container bottle conveying line.

[0032] Optionally, the container weighing equipment comprises a first weighing workstation, a second weighing workstation and a weighing controller, wherein,

[0033] The first weighing workstation is arranged below the homogenization equipment and is used for weighing the tare weight of each empty container bottle and monitoring the particle quality in the last container bottle.

[0034] The second weighing workstation is arranged below the homogenization equipment and is used for weighing the gross weight of each filled container bottle and monitoring the particle quality in the first container bottle.

[0035] The weighing controller is connected with the first weighing station and the second weighing station respectively, and is used for generating the control signal to control the start-stop and feeding rate of the feeding mechanism of the homogenization equipment according to the difference between the particle mass in the last container bottle and the particle mass in the first container bottle and the preset threshold, and compensating the particles in the container bottles until the particle mass in the container bottles approaches the preset threshold.

[0036] Optionally, the operation mode of the container bottle conveying line adopts an intermittent start-stop mode and is matched with the weighing controller of the container weighing equipment.

[0037] The second aspect embodiment of the present application provides a ball particle automatic batch mixing homogenization method, comprising the following steps:

[0038] The particle feeding equipment is used to continuously feed a preset number of to-be-sampled ball particles into the hopper of the homogenization equipment;

[0039] The plurality of empty container bottles in the first container bottle temporary storage area are transferred to the container bottle conveying line, and the mechanical hand mechanism is used to sequentially place each empty container bottle to the first weighing station to weigh the tare weight of each empty container bottle;

[0040] After the weighing of the last empty container bottle is completed, the last empty container bottle is stopped at the first weighing station, the first empty container bottle is placed on the second weighing station, and the other empty container bottles except the first empty container bottle and the last empty container bottle are sequentially placed in the track disc rotating mechanism of the homogenization equipment;

[0041] The cover plate lifting mechanism of the homogenization equipment is controlled to descend, so that the sealing cover of the cover plate lifting mechanism covers the bottle opening of each empty container bottle and the sleeve enters the bottle opening of each empty container bottle;

[0042] The preset number of to-be-sampled ball particles are divided by the dividing mechanism of the homogenization equipment, and the feeding of each empty container bottle is started;

[0043] During the feeding process, the particle mass in the last container bottle is monitored by the first weighing station, the particle mass in the first container bottle is monitored by the second weighing station, and when the particle mass in the last container bottle and the first container bottle approaches the preset threshold, the feeding mechanism of the homogenization equipment is controlled to reduce the compensating feeding of the particle mass in each container bottle until the particle mass in the container bottle reaches the preset mass, the feeding of the feeding mechanism is stopped, and a plurality of full particle container bottles are obtained;

[0044] After the end of the feeding, the cover plate lifting mechanism is controlled to rise, the sealing cover is separated from the bottle mouth of each full particle container bottle, the first full particle container bottle is transferred from the second weighing station to the container bottle conveying device by the mechanical hand mechanism, and the first full particle container bottle is conveyed to the second container bottle temporary storage area by the container bottle conveying device;

[0045] The mechanical hand mechanism is used to transfer the other full particle container bottles except the first full particle container bottle and the last full particle container bottle from the track disc rotating mechanism to the second weighing station in sequence for weighing, so as to obtain the core particle mass of each full particle container bottle in the other full particle container bottles;

[0046] The mechanical hand mechanism is used to transfer the other full particle container bottles to the container bottle conveying device in sequence, and the other full particle container bottles are conveyed to the second container bottle temporary storage area by the container bottle conveying device;

[0047] The last full particle container bottle is transferred to the track disc rotating mechanism by the mechanical hand mechanism, and the last full particle container bottle is transferred to the container bottle conveying device and conveyed to the second container bottle temporary storage area.

[0048] The third aspect embodiment of the present application provides an electronic device, comprising a memory, a processor and a computer program stored in the memory and executable on the processor, and the processor executes the program to realize the automatic batch homogenization method of spherical particles as described in the above embodiments.

[0049] The fourth aspect embodiment of the present application provides a computer readable storage medium, which stores a computer program, and the program is executed by a processor to realize the automatic batch homogenization method of spherical particles as described above.

[0050] The automatic batch homogenization device, method, equipment and medium of spherical particles provided by the embodiments of the present application effectively solve the problems that the existing equipment cannot meet the requirements of large flux spherical particle rapid batch homogenization, and have the advantages of large flux, meeting the critical safety requirements of radioactive samples, uniform dispersion, accurate and efficient control, stable continuous operation, no particle accumulation and the like.

[0051] Additional aspects and advantages of the present application will be in part apparent and in part pointed out hereinafter in the description of the application. BRIEF DESCRIPTION OF DRAWINGS

[0052] The above and / or additional aspects and advantages of the present application will become apparent and be readily appreciated from the following description of embodiments, taken in conjunction with the accompanying drawings, in which:

[0053] Figure 1 A structure diagram of a ball particle automatic batch mixing homogenization device according to an embodiment of the present application is provided.

[0054] Figure 2 A structure diagram of a homogenization device according to an embodiment of the present application is provided.

[0055] Figure 3 A structure diagram of a material distribution mechanism according to an embodiment of the present application is provided.

[0056] Figure 4 A structure diagram of a material distribution disc according to an embodiment of the present application is provided.

[0057] Figure 5 A process flow diagram of a ball particle automatic batch mixing homogenization device according to an embodiment of the present application is provided.

[0058] Figure 6 A flow diagram of a ball particle automatic batch mixing homogenization method according to an embodiment of the present application is provided.

[0059] Figure 7 A structure diagram of an electronic device according to an embodiment of the present application is provided.

[0060] Reference signs: 100-ball particle automatic batch mixing homogenization device, 1-particle feeding device, 2-homogenization device, 21-frame, 22-material box, 23-feeding mechanism, 24-material distribution mechanism, 241-rotary motor, 242-rotary discharge pipe, 243-material distribution disc, 244-material collection disc, 25-lid lifting mechanism, 251-feeding pipe, 26-track disc rotary machine, 3-container conveying device, 31-first container bottle temporary storage area, 32-second container bottle temporary storage area, 4-container weighing device, 5-robotic hand mechanism, and 6-control mechanism. DETAILED DESCRIPTION

[0061] Embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference signs represent the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by reference to the accompanying drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.

[0062] Ball particle automatic batch mixing homogenization devices, methods, equipment and media of embodiments of the present application are described below with reference to the accompanying drawings.

[0063] Specifically, Figure 1 A structure diagram of a ball particle automatic batch mixing homogenization device according to an embodiment of the present application is provided.

[0064] As Figure 1As shown, the spherical particle automatic batch homogenization device 100 includes a particle feeding device 1, a homogenization device 2, a container conveying device 3, a container weighing device 4, and a mechanical hand mechanism 5.

[0065] The particle feeding device 1 is used to convey the spherical particles to be sampled. The homogenization device 2 is in communication with the particle feeding device 1 and is used to receive and homogenize the spherical particles to be sampled and feed the homogenized spherical particles to be sampled into a plurality of empty container bottles. The container conveying device 3 is used to convey a plurality of empty container bottles to the homogenization device 2 and output a plurality of full particle container bottles from the homogenization device 2. The container weighing device 4 is used to weigh the tare weight of each empty container bottle and the gross weight of each loaded container bottle, and to generate a control signal to control the start-stop and feeding rate of the homogenization device 2 according to the difference between the obtained particle mass and the preset threshold. The mechanical hand mechanism 5 is used to place each empty container bottle to the container weighing device 4 for weighing, and to transfer the container bottle full of spherical particles after weighing to the container conveying device 3.

[0066] In some embodiments, the particle feeding device 1 quantitatively and timely conveys the spherical particles to be sampled to the homogenization device 2 by vacuum, pneumatic, etc. The spherical particles to be sampled are not limited to mainly ceramic particles, metal particles, plastic microspheres, zirconium balls, and UO2, UCO, UN cores, etc., with a density of 0.5-15.0 g / cm 3 and a diameter of 100-2000 μm.

[0067] In some embodiments, the homogenization device 2 includes a frame 21, a hopper 22, a feeding mechanism 23, a distribution mechanism 24, a cover lifting mechanism 25, and a track disc rotating mechanism 26. The frame 21 is used to support the hopper 22, the feeding mechanism 23, the distribution mechanism 24, the cover lifting mechanism 25, and the track disc rotating mechanism 26. The hopper 22 is in communication with the particle feeding device 1 and is used to provide a container for containing the spherical particles to be sampled and an inlet. The feeding mechanism 23 is in communication with the hopper 22 and is used to continuously convey the spherical particles to be sampled to the distribution mechanism 24 at a preset feeding rate. The distribution mechanism 24 is in communication with the feeding mechanism 23 and is used to divide the spherical particles to be sampled and convey them above the cover lifting mechanism 25. The cover lifting mechanism 25 is connected with the distribution mechanism 24 and is used to control the communication of the distribution mechanism 24 with a plurality of empty container bottles and the disconnection of the distribution mechanism 24 with a plurality of full particle container bottles by lifting, so as to input and communicate the divided spherical particles to be sampled into the plurality of empty container bottles. The track disc rotating mechanism 26 is connected with the container conveying device 3 and is used to rotate all the container bottles on the container conveying device 3 according to a preset index.

[0068] In some embodiments, the feeding mechanism 23 mainly includes a feeder and a plurality of feeding boxes, wherein the plurality of feeding boxes are arranged in a single layer and a single row (50-5000 particles per row) to uniformly divide the particles to be sampled; the feeder is used to adopt high-frequency linear feeding, and the feeding rate is the same and continuous in unit time, and the feeding rate is adjustable between 0-1000 g / s. By adjusting the high-frequency of the feeder and increasing or reducing the number of particle rows in the feeding box, the feeding rate is adjusted to ensure that the discharge amount is the same and continuous in unit time.

[0069] It should be noted that in order to control the feeding accuracy of the feeding mechanism 23, the bottom surface of the feeding box must be horizontal when the feeder stops feeding to prevent material from entering the small hopper and avoid particle accumulation.

[0070] In some embodiments, the feeding mechanism 24 mainly includes a rotary motor 241, a rotary discharge pipe 242, a distribution disc 243, and a collection disc 244, wherein,

[0071] The rotary motor 241 is used to adjust the rotation speed of the motor to drive the rotary discharge pipe to rotate at a constant speed;

[0072] The rotary discharge pipe 242 is used to drive the particles to be sampled to rotate at a constant speed to scatter the particles to be sampled onto the distribution disc, wherein the starting point of the rotary discharge pipe is the bottle collection port on the first weighing station side, the end point is the bottle collection port on the second weighing station side, and the rotary discharge pipe rotates at a constant speed;

[0073] The distribution disc 243 is provided with a plurality of equal division areas and is processed into N equal parts (N is a positive integer greater than or equal to 2), the width of the partition is greater than or equal to 0.5 mm, the edge is smooth without burrs, and is used to make the material amount of the particles to be sampled entering each division area the same, thereby achieving equal division;

[0074] The collection disc 244 is used to collect the particles after equal division of the distribution disc, and then sends the particles to the container bottle through the conveying pipe 251.

[0075] In some embodiments, the cover lifting mechanism 25 mainly includes a conveying pipe 251, a lifting plate, a sealing cover, a lifting cylinder, and a sleeve, wherein the upper end of the conveying pipe 251 is connected with the collection disc 244, the lower end is connected with the lifting plate, the sealing cover is fixed at the front end of the conveying pipe 251, the lifting cylinder drives the lifting plate to move up and down, when feeding, the lifting plate moves down, the sealing cover fixed on the lifting plate covers the container bottle opening, the sleeve enters the container bottle opening, after feeding is completed, the lifting plate rises, and the sealing cover, the sleeve and the container bottle are separated.

[0076] In some embodiments, the track disc rotating mechanism 26 mainly comprises a rotating table, a track disc and a container positioning block, wherein the rotating table is used to drive the track disc to rotate; the track disc is evenly divided into N workstations (N is a positive integer greater than or equal to 2), and is used to respectively place the second to the N-1 container bottles, i.e., to place the container bottles, the first container bottle and the N container bottle are placed in two weighing workstations; the container positioning block is used to limit the rotating table to drive the track disc to rotate by a preset M degree (6°≤M≤360°) when taking and placing the container bottles, so as to realize the movement and uniform distribution of the second container bottle to the N-1 container bottle in the homogenization system.

[0077] In some embodiments, the container conveying device 3 mainly comprises a first container bottle temporary storage area 31, a second container bottle temporary storage area 32, a container bottle conveying line, a bottle placing mechanism, a mounting frame and the like, wherein the two container bottle temporary storage areas are respectively arranged at the inlet end and the outlet end of the container bottle conveying line. The functions of empty container bottle input, full material container bottle output and container bottle transfer to the temporary storage area are completed. The container bottles in the container bottle temporary storage area are sent into the inlet end of the container bottle conveying line by the mechanical hand, and the empty container bottles are placed on the conveying line according to the process rhythm by the bottle placing mechanism.

[0078] It should be noted that the container bottle barrel body with a two-dimensional code or a bar code records the barrel number, the tare weight and the gross weight through an automatic code scanning device, and automatically inputs the container bottle gross, tare and net information into the system. The volume of the container bottle can be determined according to the density and size of the processed particles. The bottle mouth is in a buckle mode. The movement and uniform distribution of the container bottle in the homogenization device realize the function of uniform feeding. The container bottle enters the weighing workstation in a pulley rolling mode.

[0079] It should be noted that the container bottle temporary storage area can automatically remove or install the container bottle cap by the mechanical hand.

[0080] In some embodiments, the container weighing device 4 mainly comprises a first weighing workstation, a second weighing workstation, an industrial electronic weighing controller and a mounting table, wherein the first weighing workstation is arranged below the homogenization device and is used to weigh the tare weight of each empty container bottle and monitor the particle quality in the last container bottle; the second weighing workstation is arranged below the homogenization device and is used to weigh the gross weight of each full material container bottle and monitor the particle quality in the first container bottle; the weighing controller is connected with the first weighing workstation and the second weighing workstation respectively, and is used to generate a control signal to control the start and stop and the feeding rate of the feeding mechanism of the homogenization device according to the difference between the particle quality in the last container bottle and the particle quality in the first container bottle and a preset threshold value, to compensate the particles in the container bottle until the particle quality value in the container bottle approaches the preset threshold value.

[0081] Specifically, when the mass of the particles in the container bottle approaches the set value, the feeding rate of the feeding mechanism is reduced to compensate for the feeding of the particles in the container bottle until the mass of the particles in the container bottle reaches the set value, the feeding mechanism stops feeding, the feeding is completed, and the first weighing station and the second weighing station in the container weighing system have consistency when the mass of the particles in the container approaches the preset threshold, thereby realizing the function that the mass deviation of the core particles in each container bottle is not greater than 1%.

[0082] In some embodiments, the mechanical hand mechanism 5 mainly consists of an electric cylinder, a clamping jaw, a mounting frame, etc. The mechanical hand mechanism 5 sequentially sends the empty container bottles in the first container bottle temporary storage area 31 to the conveying line of the container conveying device 3, and places them in the weighing stations and the track disc. The container bottles filled with particles are sequentially placed from the track disc to the weighing stations. The container bottles weighed after being filled with particles are sequentially placed back to the conveying line of the container conveying device 3 and output to the second container bottle temporary storage area 32.

[0083] Specifically, the mechanical hand mechanism 5 sends the empty container bottles to the first weighing station to weigh the tare weight, and then sequentially sends them to the corresponding stations (the first empty container bottle is placed in the second weighing station, the second to the second-to-last container bottle is placed in the track disc, and the last container bottle stays in the first weighing station). After the feeding is completed, the mechanical hand mechanism 5 takes the first fed empty container bottle to the outlet end of the container bottle conveying line and outputs it to the second container bottle temporary storage area 32. The second to the second-to-last container bottles are taken from the track disc to the second weighing station to weigh the gross weight, and then sequentially taken and placed to the outlet end of the conveying line and placed in the second container bottle temporary storage area 32. The last container bottle is transferred from the first weighing station through the track disc, taken by the mechanical hand to the outlet end of the conveying line, and placed in the second container bottle temporary storage area 32. The container conveying line adopts an intermittent start-stop mode and is matched with the weighing module.

[0084] In some embodiments, the control mechanism 6 mainly includes a computer, a PLC, a circuit breaker, an intermediate relay, a control circuit, etc. The process control between systems is completed. The start and stop of the motor are executed, and various sensors such as proximity switches and photoelectric switches for action detection and production object detection are executed.

[0085] As shown in Figure 5 The working process of the spherical particle automatic batch mixing and uniformization device provided by the embodiment of the application is as follows:

[0086] The initialization process is to check whether the cover plate lifting mechanism 25 and the material distribution mechanism 24 and the power output are normal; to debug the lifting motor and the material distribution motor in the manual mode to ensure that the running direction is correct; to place the empty container on the container placement position; to set the process parameters: the material distribution motor speed, the feeding times, the feeding delay, and the discharging delay;

[0087] The homogenization process is that the particle feeding device 1 continuously feeds a certain amount of particles into the hopper 22 of the homogenization device 2; the empty container bottles are put into the conveying line (in) area from the first container bottle temporary storage area 31, the mechanical hand tool 5 places the empty container bottles into the weighing station to weigh the tare weight, the tare weight value (K1-KN, assuming that 1≤N≤60) is transmitted to the control mechanism 6 for storage; the mechanical hand tool 5 places the weighed empty container bottles into the track disc in turn, the Nth empty container bottle is at the first weighing station, the first empty container bottle is at the second weighing station, and the second empty container bottle to the N-1th empty container bottle is at the track disc (the track disc is controlled by the circular division of the rotating table); after the first empty container bottle to the Nth empty container bottle (1≤N≤60) are in place, the cover plate lifting mechanism 25 is lowered, the plug covers the bottle opening of the container bottle, the sleeve enters the bottle opening of the container bottle, the feeding mechanism 23 operates to feed, the distributing mechanism 24 distributes and starts to feed;

[0088] During the feeding process, the weighing station monitors the mass of the particles in the first container bottle and the Nth container bottle in real time; when the mass of the particles in the container approaches the set value, the control signal controls the feeding mechanism 23; when the mass of the particles in the container bottle approaches the preset threshold value, the feeding rate of the feeding mechanism 23 is reduced to compensate for the mass of the particles in the container bottle, until the mass of the particles in the container bottle reaches the set value, the feeding mechanism 23 stops feeding, the feeding is completed, and the function of the mass deviation of the core particles in each container bottle being not greater than 1% is realized; the mechanical hand tool 5 and the track disc rotating mechanism act in turn to place the container bottles containing spherical particles back onto the container conveying device 3;

[0089] After the feeding is completed, the cover plate lifting mechanism 25 is raised, the plug is separated from the bottle opening, the mechanical hand tool 5 pulls the first container bottle from the second weighing station to the conveying line (out) area and puts it into the second container bottle temporary storage area 32, the mechanical hand tool 5 puts the second container bottle to the N-1th container bottle from the track disc into the second weighing station to weigh the gross weight, and obtains the mass of the core particles in each container bottle (net weight= gross weight-tare weight);

[0090] The mechanical hand tool 5 pulls the second container bottle to the N-1th container bottle on the second weighing station back to the conveying line (out) area and puts them into the second container bottle temporary storage area 32, the Nth container bottle is transferred by the track disc rotating and is taken out by the mechanical hand tool 5 to the conveying line (out) area from the first weighing station, and is output to the second container bottle temporary storage area 32, the particle batch homogenization is completed, and the total power supply of the device is turned off.

[0091] In summary, the spherical particle automatic batch homogenization device provided by the embodiment of the present application effectively solves the problems that the existing device cannot meet the requirements of large-flux spherical particle rapid batch homogenization, and has the advantages of large flux, meeting the critical safety requirements of radioactive samples, uniform dispersion, accurate and efficient control, stable continuous operation, no particle accumulation, etc.

[0092] Secondly, the ball particle automatic batch mixing homogenization method according to the embodiment of the present application is described with reference to the accompanying drawings.

[0093] Figure 6 The flowchart of the ball particle automatic batch mixing homogenization method provided by the embodiment of the present application.

[0094] As shown in the figure, the ball particle automatic batch mixing homogenization method comprises the following steps: Figure 6

[0095] The rotation speed of the rotating motor in the material distribution mechanism, the feeding times, the feeding delay, and the discharging delay are set in advance.

[0096] In step S601, the particle feeding device is used to continuously feed a preset number of ball particles to be sampled into the hopper of the homogenization device.

[0097] In step S602, the plurality of empty container bottles in the first container bottle temporary storage area are transferred to the container bottle conveying line, and the mechanical hand mechanism is used to place each empty container bottle in turn to the first weighing station to weigh the tare weight of each empty container bottle.

[0098] In step S603, after the weighing of the last empty container bottle is completed, the last empty container bottle is left on the first weighing station, the first empty container bottle is placed on the second weighing station, and the other empty container bottles except the first and last empty container bottles are placed in turn into the track disc rotating mechanism of the homogenization device.

[0099] In step S604, the cover plate lifting mechanism is controlled to descend, and the cover plug of the cover plate lifting mechanism covers the bottle opening of each empty container bottle and enters the sleeve into the bottle opening of each empty container bottle.

[0100] In step S605, the preset number of ball particles to be sampled are distributed by the material distribution mechanism of the homogenization device, and the feeding of each empty container bottle is started.

[0101] In step S606, during the feeding process, the particle mass in the last container bottle is monitored by the first weighing station, and the particle mass in the first container bottle is monitored by the second weighing station. When the particle masses in the last container bottle and the first container bottle approach the preset threshold, the feeding mechanism of the homogenization device is controlled to reduce the compensation feeding of the particle mass in each container bottle until the particle mass in the container bottle reaches the preset mass, and the feeding of the feeding mechanism is stopped, thereby obtaining a plurality of full particle container bottles.

[0102] ​In step S607, after the feeding is completed, the cover plate lifting mechanism is controlled to rise, the sealing cover is separated from the bottle mouth of each full particle container bottle, the first full particle container bottle is transferred from the second weighing station to the container bottle conveying device by the mechanical hand mechanism, and the first full particle container bottle is conveyed to the second container bottle temporary storage area by the container bottle conveying device.

[0103] In step S608, the other full particle container bottles except the first full particle container bottle and the last full particle container bottle are sequentially transferred from the track disc rotating mechanism to the second weighing station by the mechanical hand mechanism for weighing, and the core particle mass of each full particle container bottle is obtained.

[0104] In step S609, the other full particle container bottles are sequentially transferred to the container bottle conveying device by the mechanical hand mechanism, and the other full particle container bottles are conveyed to the second container bottle temporary storage area by the container bottle conveying device.

[0105] In step S610, the last full particle container bottle is transferred to the track disc rotating mechanism by the mechanical hand mechanism, and the last full particle container bottle is transferred to the container bottle conveying device and conveyed to the second container bottle temporary storage area.

[0106] It should be noted that the above explanation and description of the embodiment of the automatic ball particle batch mixing and homogenization device also applies to the automatic ball particle batch mixing and homogenization method of the embodiment, which will not be described here.

[0107] The automatic ball particle batch mixing and homogenization method according to the embodiment of the application effectively solves the problem that the existing equipment cannot meet the requirements of large flux ball particle rapid batch mixing and homogenization, and has the advantages of large flux, meeting the critical safety requirements of radioactive samples, uniform dispersion, accurate and efficient control, stable continuous operation, no particle accumulation, etc.

[0108] Figure 7 The structure schematic diagram of the electronic device provided by the embodiment of the application is shown. The electronic device mainly includes:

[0109] The memory 701, the processor 702, and the computer program stored in the memory 701 and executable on the processor 702.

[0110] The processor 702 executes the program to implement the automatic ball particle batch mixing and homogenization method provided in the above embodiments.

[0111] Further, the electronic device further includes:

[0112] The communication interface 703 is used for communication between the memory 701 and the processor 702.

[0113] a memory 701 for storing a computer program executable on the processor 702.

[0114] The memory 701 can include a high-speed RAM memory and can also include a non-volatile memory, such as at least one disk memory.

[0115] If the memory 701, the processor 702 and the communication interface 703 are implemented independently, the communication interface 703, the memory 701 and the processor 702 can be connected to each other through a bus and complete communication therebetween. The bus can be an Industry Standard Architecture (ISA) bus, a Peripheral Component (PCI) bus or an Extended Industry Standard Architecture (EISA) bus, etc. The bus can be divided into an address bus, a data bus, a control bus, etc. For the convenience of representation, Figure 7 In the figure, only one thick line is used to represent the bus, but it does not mean that there is only one bus or only one type of bus.

[0116] Optionally, in a specific implementation, if the memory 701, the processor 702 and the communication interface 703 are integrated on a chip, the memory 701, the processor 702 and the communication interface 703 can complete communication therebetween through an internal interface.

[0117] The processor 702 can be a Central Processing Unit (CPU), or an Application Specific Integrated Circuit (ASIC), or one or more integrated circuits configured to implement embodiments of the present application.

[0118] The embodiments of the present application also provide a computer readable storage medium, which stores a computer program, and the program is executed by a processor to implement the automatic mixing and uniformization method of sphere particles as above.

[0119] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0120] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of that feature. In the description of this invention, "N" means at least two, such as two, three, etc., unless otherwise explicitly specified.

[0121] Any process or method description in the flowchart or otherwise herein can be understood as representing a module, segment, or portion of code comprising one or N executable instructions for implementing custom logic functions or processes, and the scope of preferred embodiments of the invention includes additional implementations in which functions may be performed not in the order shown or discussed, including substantially simultaneously or in reverse order depending on the functions involved, as will be understood by those skilled in the art to which embodiments of the invention pertain.

[0122] The logic and / or steps represented in flow diagrams or otherwise described herein, for example, can be considered as a sequence of instructions to implement logic functions, and can be embodied in any computer-readable medium for use by an instruction execution system, apparatus, or device, such as a computer-based system, processor- containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. In the context of this specification, a "computer-readable medium" can be any means that can contain, store, communicate, propagate or transport the program for use by or in connection with the instruction execution system, apparatus, or device. The computer-readable medium can be a machine-readable storage device (e.g., magnetic, optical or other) a machine-readable storage diskette (e.g., floppy, flexible or other), a machine-readable storage card (e.g., ROM, EEPROM, flash memory or other), a machine- readable storage tape (e.g., magnetic, optical or other), a machine-readable storage medium (e.g., a portable electronic device, a computer diskette, a computer memory stick, a computer hard drive, a computer tape, a computer readable storage medium, or other), or a machine-readable wireless transmission (e.g., a radio frequency signal, an infrared signal, a microwave signal, or other). More specific examples (a non-exhaustive list) of the computer-readable medium include the following: an electrical connection (electronic) having one or more wires, a portable computer diskette (magnetic), a random access memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or Flash memory), an optical fiber, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium can even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via, for example, optical scanning of the paper or other medium, then compiled, interpreted, or otherwise processed in a suitable manner, if necessary, and then stored in a computer memory.

[0123] It should be understood that aspects of the application can be implemented in hardware, software, firmware or combinations thereof. In the above embodiments, the N steps or methods can be implemented in software or firmware stored in a memory and executed by a suitable instruction execution system. If implemented in hardware and in another embodiment, any of the following technologies known in the art or their combinations can be used: discrete logic circuitry having logic gates for implementing logic functions on data signals, application specific integrated circuits having appropriate combinational logic gates, programmable gate arrays (PGA), field programmable gate arrays (FPGA), etc.

[0124] Those skilled in the art can understand that all or part of the steps carried out by the above-mentioned embodiment methods can be completed by programs instructing related hardware, and the programs can be stored in a computer-readable storage medium. When the programs are executed, they include one or a combination of the steps of the method embodiments.

[0125] In addition, each function unit in each embodiment of the present application can be integrated in one processing module, or each unit can be physically present separately, or two or more units can be integrated in one module. The integrated module can be realized in the form of hardware or in the form of a software function module. When the integrated module is realized in the form of a software function module and sold or used as an independent product, it can also be stored in a computer readable storage medium.

[0126] The storage medium mentioned above can be a read-only memory, a magnetic disk or an optical disk, etc. Although the embodiments of the present application have been shown and described above, it should be understood that the above embodiments are exemplary and should not be construed as limiting the present application, and those skilled in the art can make changes, modifications, replacements and variations to the above embodiments within the scope of the present application.

Claims

1. A device for homogenizing a batch of spherical particles automatically, characterized by, The application relates to a granule sampling device. The granule sampling device comprises a granule feeding device for feeding the to-be-sampled spherical granules, a homogenizing device in communication with the granule feeding device for receiving and homogenizing the to-be-sampled spherical granules and feeding the homogenized to-be-sampled spherical granules into a plurality of empty container bottles, wherein the homogenizing device comprises a frame, a hopper, a feeding mechanism, a distributing mechanism, a cover lifting mechanism and a track disc rotating mechanism, the frame is used for supporting the hopper, the feeding mechanism, the distributing mechanism, the cover lifting mechanism and the track disc rotating mechanism, the hopper is in butt joint with the granule feeding device and is used for providing a container containing the to-be-sampled spherical granules and an inlet, the feeding mechanism is in communication with the hopper and is used for continuously feeding the to-be-sampled spherical granules into the distributing mechanism at a preset feeding rate, the distributing mechanism is in communication with the feeding mechanism and is used for homogeneously distributing the to-be-sampled spherical granules and feeding the homogeneously distributed to-be-sampled spherical granules above the cover lifting mechanism, the cover lifting mechanism is connected with the distributing mechanism and is used for controlling the distributing mechanism to be in communication with the plurality of empty container bottles and to be cut off from the plurality of full granule container bottles through lifting so as to input the homogeneously distributed to-be-sampled spherical granules into the plurality of empty container bottles, and the track disc rotating mechanism is connected with the container conveying device and is used for rotating all the container bottles on the container conveying device according to a preset index. The feeding mechanism comprises a feeder and a plurality of feeding boxes, the plurality of feeding boxes are arranged in a single layer and a single row and are used for uniformly dividing the to-be-sampled spherical granules, and the feeder is used for adjusting the feeding rate in each feeding box to be the same and continuous in unit time by using a high-frequency wave and linearly feeding the to-be-sampled spherical granules into the distributing mechanism. The granule sampling device further comprises a container conveying device for conveying the plurality of empty container bottles to the homogenizing device and outputting the plurality of full granule container bottles on the homogenizing device, a container weighing device for weighing the tare weight of each empty container bottle and the gross weight of each full granule container bottle and generating a control signal to control the start and stop and the feeding rate of the homogenizing device according to the difference between the obtained granule quality and a preset threshold, and a mechanical hand mechanism for placing each empty container bottle to the container weighing device for weighing and transferring the full granule container bottles after weighing to the container conveying device. The distributing mechanism comprises a rotating motor, a rotating discharge pipe, a distributing disc and a collecting disc, the rotating motor is used for driving the rotating discharge pipe to rotate at a constant speed, the rotating discharge pipe is used for driving the to-be-sampled spherical granules to rotate at a constant speed so that the to-be-sampled spherical granules are scattered onto the distributing disc, the distributing disc is provided with a plurality of equal division areas and a plurality of partitions between each area and is used for homogeneously distributing the to-be-sampled spherical granules so that the amount of the to-be-sampled spherical granules entering each equal division area is the same, and the collecting disc is used for collecting the homogeneously distributed granules in different areas. The cover lifting mechanism comprises a feeding pipe, a lifting plate, a sealing cover, a lifting cylinder and a sleeve, the feeding pipe is connected with the distributing mechanism and is used for feeding the homogeneously distributed to-be-sampled spherical granules to the lifting plate, the lifting plate is connected with the lifting cylinder and is used for lifting the sealing cover to be in communication with the plurality of empty container bottles and cutting off the plurality of full granule container bottles, the sealing cover is connected with the lifting plate and is used for sealing the to-be-sampled spherical granules in the lifting plate, and the sleeve is connected with the lifting cylinder and is used for sealing the lifting cylinder. ​ ​ ​ ​ ​ ​ ​ ​ ​ ​ 2. The spherical particle automatic batch homogenizing device according to claim 1, wherein ​ ​ ​ ​ ​ 3. The spherical particle automatic batch homogenizing device according to claim 2, characterized by, ​ The upper end of the feeding pipe is connected with the collecting disc of the distributing mechanism, the lower end is connected with the lifting plate, the sealing cover is fixed at the front end of the feeding pipe, the lifting cylinder drives the lifting plate to move up and down, when feeding, the lifting plate moves down, the sealing cover fixed on the lifting plate covers the bottle opening of the container, the sleeve enters the bottle opening of the container, after feeding is completed, the lifting plate rises, and the sealing cover, the sleeve and the container are separated.

4. The spherical particle automatic batch homogenizing device according to claim 1, wherein The track disc rotating mechanism comprises a rotating table, a track disc and a container positioning block, wherein, The rotating table is used to drive the track disc to rotate; The track disc comprises a plurality of workstations for placing container bottles; The container positioning block is used to limit the rotating table to drive the track disc to rotate to the preset index when taking and placing containers, so that the movement and uniform distribution of each container bottle in the homogenization equipment are realized.

5. The spherical particle automatic batch homogenizing device according to claim 3, characterized by, The container conveying equipment comprises a first container bottle temporary storage area, a second container bottle temporary storage area and a container bottle conveying line, wherein the first container bottle temporary storage area is arranged at the inlet end of the container bottle conveying line, and the second container bottle temporary storage area is arranged at the outlet end of the container bottle conveying line.

6. The spherical particle automatic batch homogenizing device according to claim 5, wherein The container weighing equipment comprises a first weighing workstation, a second weighing workstation and a weighing controller, wherein, The first weighing workstation is arranged below the homogenization equipment and is used to weigh the tare weight of each empty container bottle and monitor the particle quality in the last container bottle; The second weighing workstation is arranged below the homogenization equipment and is used to weigh the gross weight of each filled container bottle and monitor the particle quality in the first container bottle; The weighing controller is connected with the first weighing workstation and the second weighing workstation respectively, is used to generate the control signal to control the start-stop and feeding rate of the feeding mechanism of the homogenization equipment according to the difference between the particle quality in the last container bottle and the particle quality in the first container bottle and the preset threshold value, and performs compensation feeding on the particles in the container bottle until the particle quality value in the container bottle approaches the preset threshold value.

7. The spherical particle automatic batch homogenizing device according to claim 5, wherein The running mode of the container bottle conveying line adopts an intermittent start-stop mode and matches the weighing controller of the container weighing equipment.

8. A method of homogenizing a batch of spherical particles automatically, characterized by, The spherical particle automatic batch mixing homogenization device of claim 6 comprises the following steps: A particle feeding equipment is used to continuously feed a preset number of to-be-sampled spherical particles into the hopper of the homogenization equipment; A plurality of empty container bottles in the first container bottle temporary storage area are transferred to the container bottle conveying line, and a mechanical hand mechanism is used to sequentially place each empty container bottle to the first weighing workstation to weigh the tare weight of each empty container bottle; After weighing the last empty container bottle, the last empty container bottle is kept on the first weighing workstation, the first empty container bottle is placed on the second weighing workstation, and the other empty container bottles except the first empty container bottle and the last empty container bottle are sequentially placed in the track disc rotating mechanism of the homogenization equipment; The cover lifting mechanism of the homogenization equipment is controlled to descend, the sealing cover of the cover lifting mechanism covers the bottle opening of each empty container bottle, and the sleeve enters the bottle opening of each empty container bottle; ​ The uniformization device is used to divide the preset number of spherical particles to be sampled, and start to fill each empty container bottle; During the filling process, the first weighing station is used to monitor the mass of particles in the last container bottle, and the second weighing station is used to monitor the mass of particles in the first container bottle. When the mass of particles in the last container bottle and the first container bottle approaches a preset threshold, the feeding mechanism of the uniformization device is controlled to reduce the compensation filling of the mass of particles in each container bottle until the mass of particles in the container bottle reaches the preset threshold, and the feeding of the feeding mechanism is stopped to obtain a plurality of full particle container bottles; After the filling is completed, the cover lifting mechanism is controlled to rise, the sealing cover is separated from the bottle opening of each full particle container bottle, the first full particle container bottle is transferred from the second weighing station to the container bottle conveying device by the mechanical hand mechanism, and the first full particle container bottle is conveyed to the second container bottle temporary storage area by the container bottle conveying device; The mechanical hand mechanism is used to transfer the other full particle container bottles except the first full particle container bottle and the last full particle container bottle from the track disc rotating mechanism to the second weighing station for weighing to obtain the core particle mass of each full particle container bottle in the other full particle container bottles; The mechanical hand mechanism is used to transfer the other full particle container bottles to the container bottle conveying device in sequence, and the other full particle container bottles are conveyed to the second container bottle temporary storage area by the container bottle conveying device; The last full particle container bottle is transferred to the track disc rotating mechanism by the mechanical hand mechanism, and the last full particle container bottle is transferred to the container bottle conveying device and conveyed to the second container bottle temporary storage area.

9. An electronic device, comprising: Comprise: A memory, a processor, and a computer program stored on the memory and executable on the processor, wherein the processor executes the program to implement the spherical particle automatic batch uniformization method of claim 8.

10. A computer-readable storage medium having stored thereon a computer program, characterized in that, The program is executed by the processor to implement the spherical particle automatic batch uniformization method of claim 8.

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