阅读说明：本技术 一种矿石全自动制样与水分测定系统 (Full-automatic sample preparation and moisture determination system for kinds of ores ) 是由 张庆建 范玉 徐广成 郑光煜 闫金伟 于 2019-10-28 设计创作，主要内容包括：本发明公开了一种矿石全自动制样与水分测定系统,包括机器人A和机器人B,以及布置于机器人A周围的样品破碎制样单元和布置于机器人B周围的样品研磨水分测定单元,所述机器人A和机器人B之间设置一次缩分机,所述样品破碎制样单元包括样品桶进出皮带机、颚式破碎机、对辊破碎机、样品桶清洗装置、预烘干烘箱和预烘干样品测量秤；所述样品研磨水分测定单元包括全水测定烘箱、全水分析测量秤、二次缩分机、样品盘清洗装置、平面盘式研磨机、立面盘式研磨机、样品罐封盖机一和样品罐进出皮带机,该系统还包括统一控制上述设备运行的控制中心,本发明所公开的系统制样代表性强、自动化程度高、制样效率高。(The invention discloses a full-automatic ore sample preparation and moisture determination system, which comprises a robot A, a robot B, a sample crushing and sample preparation unit arranged around the robot A and a sample grinding and moisture determination unit arranged around the robot B, wherein a -time division machine is arranged between the robot A and the robot B, the sample crushing and sample preparation unit comprises a sample barrel in-and-out belt conveyor, a jaw crusher, a roller crusher, a sample barrel cleaning device, a pre-drying oven and a pre-drying sample measurement scale, the sample grinding and moisture determination unit comprises a full-water determination oven, a full-water analysis measurement scale, a secondary division machine, a sample disc cleaning device, a plane disc type grinder, a vertical disc type grinder, a sample tank capping machine and a sample tank belt conveyor in-and-out, and the system further comprises a control center for controlling the operation of the devices by a system .)

The full-automatic sample preparation and moisture determination system for ores is characterized by comprising a robot A, a robot B, a sample crushing and sample preparation unit arranged around the robot A and a sample grinding and moisture determination unit arranged around the robot B, wherein a -time division machine is arranged between the robot A and the robot B, the sample crushing and sample preparation unit comprises a sample barrel in-and-out belt conveyor, a jaw crusher, a pair roller crusher, a sample barrel cleaning device, a pre-drying oven and a pre-drying sample measurement scale, the sample grinding and moisture determination unit comprises a full-water determination oven, a full-water analysis measurement scale, a secondary division machine, a sample disc cleaning device, a plane disc type grinder, a disc type vertical face grinder, a sample tank capping machine and a sample tank in-and-out belt conveyor, and the system further comprises a control center for controlling the operation of the devices through a system .

2. The system for fully automatically sampling and moisture determination of kinds of ores according to claim 1, wherein the sample barrel in-out belt conveyor has an upper and lower layer structure, the upper layer inputs sample barrels containing samples to the system, the lower layer outputs empty sample barrels after cleaning, and the sample barrel in-out belt conveyor comprises two groups arranged in parallel, the sample tank in-out belt conveyor has an upper and lower layer structure, the lower layer inputs empty sample tanks to the system, and the upper layer outputs sample tanks containing samples.

3. The full-automatic ore sample preparation and moisture measurement system according to claim 1, wherein the sample crushing and preparation unit comprises two jaw crushers and two pair roller crushers, both arranged on both sides of the robot A.

4. The kind of ore full-automatic system of appearance and moisture determination of claim 1, wherein the division machines include two, side by side, arranged between robot A and robot B.

5. The full-automatic ore sample preparation and moisture determination system according to claim 1, wherein the sample grinding moisture determination unit comprises two full-water determination ovens, two moisture analysis measuring scales, two secondary division machines, and four plane grinding machines, all of which are distributed on two sides of the robot B.

6. The system for fully automatically sampling and moisture determination kinds of ores according to claim 1, wherein the specimen pot capping machine is connected to an automatic sample storage device through a conveyor belt and an air supply pipe.

7. The full-automatic ore sample preparation and moisture measurement system according to claim 1, wherein a second sample tank capping machine is provided at the output end of the sample tank inlet and outlet belt conveyor, and the second sample tank capping machine is connected to a laboratory through a conveyor belt and an air supply pipe.

8. The full-automatic ore sample preparation and moisture measurement system according to claim 1 or 4, wherein the division machines are provided with two sets of vibration feeding devices, the two sets of vibration feeding devices are arranged and fixed on the frame in a splayed manner, and the discharge ends of the vibration feeding devices vertically correspond to and are right above the notches of the rotary cutting grooves.

9. The full-automatic ore sample preparation and moisture measurement system according to claim 1 or 3, wherein a lifting cylinder is vertically mounted on the frame below the discharge port of the jaw crusher, a sample barrel is placed above the lifting cylinder, and a position confirmation switch is mounted on the frame at the side of the sample barrel.

Technical Field

The invention relates to the technical field of ore raw material sample preparation, in particular to a full-automatic sample preparation and moisture determination system for kinds of ores.

Background

The iron ore sample preparation and analysis equipment facility is an -class device applied to the requirements of raw material analysis detection, scientific research and the like in the industries of iron ore mining area mining, ore bulk cargo loading and unloading wharf, steel production and the like, at present, most sample preparation rooms and laboratory sample preparation and preparation processes are mainly to carry barreled samples to be prepared manually, and carry out sample preparation and analysis work such as crushing, division, moisture analysis and determination, sample grinding and the like on the samples step by step.

Disclosure of Invention

In order to solve the technical problems, the invention provides a full-automatic sample preparation and moisture measurement system for kinds of ores, so as to achieve the purposes of strong sample preparation representativeness, high automation degree and high sample preparation efficiency.

In order to achieve the purpose, the technical scheme of the invention is as follows:

the full-automatic ore sample preparation and moisture determination system comprises a robot A, a robot B, a sample crushing and sample preparation unit arranged around the robot A and a sample grinding and moisture determination unit arranged around the robot B, wherein a -time division machine is arranged between the robot A and the robot B, the sample crushing and sample preparation unit comprises a sample barrel in-and-out belt conveyor, a jaw crusher, a roller crusher, a sample barrel cleaning device, a pre-drying oven and a pre-drying sample measurement scale, the sample grinding and moisture determination unit comprises a full-water determination oven, a full-water analysis measurement scale, a secondary division machine, a sample disc cleaning device, a plane disc type grinder, a vertical disc type grinder, a sample tank capping machine and a sample tank in-and-out belt conveyor, and the system further comprises a control center for controlling the operation of the devices through a system .

In the scheme, the sample barrel in-out belt conveyor is of an upper-layer and lower-layer structure, the upper layer inputs a sample barrel filled with a sample to the system, the lower layer outputs an empty sample barrel after cleaning, and the sample barrel in-out belt conveyor comprises two groups arranged in parallel; the sample tank inlet and outlet belt conveyor is of an upper layer structure and a lower layer structure, the lower layer inputs an empty sample tank to the system, and the upper layer outputs a sample tank with a sample.

In the above scheme, the sample crushing and preparing unit comprises two jaw crushers and two double-roll crushers which are uniformly distributed on two sides of the robot A.

In the above scheme, the -time division machines include two division machines, which are arranged side by side between the robot a and the robot B.

In the above scheme, the sample grinding moisture determination unit comprises two total water determination drying ovens, two total water analysis measurement scales, two secondary division machines and four plane grinding machines, which are uniformly distributed on two sides of the robot B.

In the above scheme, the sample can capping machine is connected to an automatic sample storage device through a conveyor belt and an air supply pipe.

In the scheme, the output end of the sample tank inlet and outlet belt conveyor is provided with a second sample tank capping machine, and the second sample tank capping machine is connected with a laboratory through a conveying belt and an air supply pipe.

, two sets of vibration feeding devices are arranged on the -time division machine, the two sets of vibration feeding devices are arranged and fixed on the rack in a splayed mode, and the discharge ends of the vibration feeding devices vertically correspond to the positions right above the notches of the rotary cutting grooves.

, a jacking cylinder is vertically arranged on the rack below the discharge port of the jaw crusher, a sample barrel is placed above the jacking cylinder, and a position confirmation switch is arranged on the rack on the side of the sample barrel .

Through the technical scheme, the full-automatic ore sample preparation and moisture determination system provided by the invention takes the robot A and the robot B as centers, sample preparation analysis equipment is arranged at the periphery of the robot A, the system operation is controlled by the control center system , and the sample preparation analysis process is fully automatically controlled.

(1) Intelligent sample preparation process diversification

A plurality of sample preparation process application programs are arranged in the system for selection, and the sample preparation processes of all units can be automatically and flexibly set through a control center computer (or a field operation control touch screen).

(2) High efficiency-detection of analytical samples 240-

The system has extremely high working efficiency. According to the characteristics (nominal granularity, water content, hardness and the like) of the prepared analysis material, the analysis and the measurement of at least 240 groups of samples can be completed every day, and for the conventional characteristic analysis sample, the analysis and the measurement of 360 groups of samples can be completed every day.

(3) Transparency-sample preparation whole process information archiving, whole process video monitoring and checking

And (4) storing information of the whole sample preparation and analysis process of the system and storing images of the whole sample preparation and analysis process. The timeliness, the authenticity and the traceability of the sample preparation analysis data are ensured.

(4) Accuracy-analysis of samples for different batches of Material Pre-clean sample Whole Process cleaning (cleaning with high pressure air jet, electric Brush)

The whole system sample preparation analysis process is subjected to a comparison experiment, the sample preparation flow is optimized, and each link of different batches of samples is provided with a cleaning scheme and a cleaning device such as material cleaning, high-pressure air spraying, electric brush cleaning and the like, so that the occurrence of cross contamination working conditions generated in the sample preparation process of different batches of samples is effectively avoided. After sample preparation is finished, the sample can capping machine automatically encapsulates the sample, so that water loss and other pollution caused by long sample exposure time are reduced, and the accuracy of an assay result is ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a schematic plan view of a fully automatic sampling and moisture measuring system for ores according to an embodiment of the present invention;

FIG. 2 is a side view of a jaw crusher according to an embodiment of the present invention;

FIG. 3 is a schematic front view of an -time splitter according to an embodiment of the present invention;

fig. 4 is a top view of the division machine disclosed in the embodiment of the present invention.

In the figure, 1, a robot A, 2, a robot B, 3, a sample barrel in-out belt conveyor, 4, a jaw crusher, 5, a roller crusher, 6, a sample barrel cleaning device, 7, a pre-drying oven, 8, a pre-drying sample measuring scale, 9 and times of reducing machines, 10, a vibration feeding device, 11, a sample tank capping machine , 12, an automatic sample storage device, 13, a full water measuring oven, 14, a full water analysis measuring scale, 15 and a secondary reducing machine, 16, a sample disc cleaning device, 17, a plane disc type grinding machine, 18, a vertical disc type grinding machine, 19, a sample tank in-out belt conveyor, 20, a sample tank capping machine II, 21, a jacking air cylinder, 22, a position confirmation switch, 23, a rotary cutting groove, 24 and a sample barrel.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

The invention provides a full-automatic sample preparation and moisture determination system for kinds of ores, which comprises the following specific embodiments:

the system shown in fig. 1 includes a robot a1 and a robot B2, a sample crushing and sample preparation unit disposed around the robot a1, and a sample grinding and moisture measurement unit disposed around the robot B2, and further includes a control center for controlling the operation of all devices, and is controlled by taking a computer and a PLC as a core.

The sample crushing and sample preparing unit comprises a sample barrel in-out belt conveyor 3, a jaw crusher 4, a double-roller crusher 5, a sample barrel cleaning device 6, a pre-drying oven 7 and a pre-drying sample measuring scale 8; in this embodiment, two jaw crushers 4 and two double roll crushers 5 are provided, respectively, and are uniformly distributed on both sides of the robot a 1. The sample barrel inlet and outlet belt conveyor 3 is of an upper-layer and lower-layer structure, the upper layer inputs a sample barrel filled with a sample to the system, and the lower layer outputs an empty sample barrel after cleaning; the input end of the sample barrel in and out of the belt conveyor 3 can be butted with an automatic sample barrel transport vehicle, so that the full-automatic exchange of sampling sample barrels in sampling sites such as stockyards, mining areas, automobiles, trains, transport belts and the like and empty sample barrels returned after being cleaned in the system is realized.

The sample barrel in-out belt conveyor 3 comprises two groups which are arranged in parallel, wherein groups of upper and lower belts are mainly matched with the jaw crusher 4 and the counter roll crusher 5 which are positioned on the side of a robot A1 , samples with low water content can be directly crushed, groups of upper and lower belts are mainly matched with the jaw crusher 4, the counter roll crusher 5, the pre-drying oven 7 and the pre-drying sample measuring scale 8 which are positioned on the side of another of the robot A1, samples with high water content are weighed and pre-dried, samples are weighed and then crushed, and a sample barrel cleaning device 6 is used for cleaning empty sample barrels after the samples are poured into the jaw crusher 4 or the roller crusher 5, is cleaned through an electric brush and high-pressure air injection, is conveyed to the lower belt of the sample barrel in-out belt conveyor 3 through the robot A1 after cleaning, and is output and recycled.

The sample barrel business turn over belt feeder 3 is last to be installed and to read and write the sign indicating number ware, can decode the code on the sample barrel information card in real time to upload to control center simultaneously, control center is according to the system appearance analysis flow of information automatic selection matching such as the classification of the ore sample of uploading, moisture, weight, granularity: selecting a crusher form, a crushing flow and a grinder form according to the category of the sample; selecting a process flow for measuring the moisture and the drying time of the moisture sample according to the pre-judged moisture content of the sample; differentiating the sample weight to determine the sample contraction machine for water content determination and water content checking; judging different size fractions of the sample to select different crushing process flows. And automatically selecting a matched sample preparation analysis process according to the material characteristic sample preparation system to perform sample preparation analysis on the sample.

The jaw crusher 4 can realize rapid crushing of sample preparation samples from the granularity of more than or equal to 50mm to less than or equal to 10mm, and effectively improves the overall sample preparation efficiency of the system. The roll crusher 5 and the high-pressure air injection cleaning device arranged on the roll crusher can effectively perform high-pressure air injection cleaning on an upstream channel and a downstream channel of the crusher, and reduce the sample residue of the ultra-wet water sample in the crushing cavity of the equipment to the maximum extent.

As shown in figure 2, a jacking cylinder 21 is vertically installed on a rack below a discharge port of a jaw crusher 4, a sample barrel is placed above the jacking cylinder 21, the jacking cylinder 21 lifts the sample barrel to be in butt joint with the discharge port to receive materials before the crusher operates, and dust is prevented from escaping.

Two -time division machines 9 are arranged between a robot A1 and a robot B2 and are respectively matched with a jaw crusher 4 and a double-roller crusher 5 on two sides of a robot A1, as shown in figures 3 and 4, two sets of vibration feeding devices 10 are arranged on the -time division machine 9, the two sets of vibration feeding devices 10 are arranged and fixed on a rack in a splayed mode, the discharge ends of the vibration feeding devices are vertically arranged right above the notches of the rotary cutting grooves 23, the two sets of vibration feeding devices 10 can effectively improve the division efficiency, when batches of samples fall and are reduced on sets of vibration feeding devices 10, the robot A1 can pour another batches of samples to be reduced onto another sets of vibration feeding devices 10 for waiting, and the system operation control program system is used for setting control, so that the time can be saved, and the sample preparation efficiency of the whole system can be effectively improved.

After the ultra-wet sample is pre-dried, weighing and measuring are finished, a robot A1 clamps the sample and sends the sample into a -time division machine 9 to perform quantitative division operation on the sample, and meanwhile, a full-water measurement sample and a full-water storage sample are obtained, the full-water measurement sample enters a sample grinding moisture measurement unit to perform moisture measurement, the storage sample enters an automatic storage sample device 12 through a conveyer belt and an air conveying pipe after being sealed by a sample tank sealing machine 11 to be stored and checked, and the automatic storage sample device 12 has the functions of taking the storage sample at any time, clearing the storage sample at regular time and the like.

The sample grinding moisture determination unit comprises a total water determination oven 13, a moisture analysis measurement scale 14, a secondary division machine 15, a sample tray cleaning device 16, a plane disc type grinding machine 17, a vertical face disc type grinding machine 18, a sample tank capping machine 11 and a sample tank inlet and outlet belt conveyor 19, wherein the total water determination oven 13, the moisture analysis measurement scale 14 and the secondary division machine 15 are respectively arranged at two sides of a robot B2, the plane disc type grinding machine 17 is provided with four sides and is uniformly arranged at two sides of the robot B2, the total water determination oven 13 is generally provided with two working temperatures which are respectively 105 ℃ and 180 ℃, and ovens with different specifications and models are selected for drying operation according to the characteristics of different analysis determination samples.

The sample tank inlet and outlet belt conveyor 19 is of an upper-layer structure and a lower-layer structure, an empty sample tank is input into the system at the lower layer, a sample tank filled with a ground sample is output at the upper layer, and the sample tank inlet and outlet belt conveyor 19 comprises two groups arranged in parallel, wherein groups of upper and lower-layer belts are mainly matched with the full-water determination oven 13, the moisture analysis measurement scale 14, the secondary division machine 15 and the plane disc grinder 17 at the side of the robot B2 for use, and in addition, groups of upper and lower-layer belts are mainly matched with the full-water determination oven 13, the moisture analysis measurement scale 14, the secondary division machine 15 and the plane disc grinder 17 at the other side of the robot B2 for use, the sample disc cleaning device 16 and the vertical disc grinder 18 are respectively provided with groups, the conventional sample is ground by the plane disc grinder 17, the easy-bonded sample is ground by the vertical disc grinder 18, the ground sample has the granularity of 150-and.

And a second sample tank capping machine 20 is arranged at the output end of the sample tank in-out belt conveyor 19, and the second sample tank capping machine 20 is connected with a laboratory through a conveying belt and an air conveying pipe. After the ground sample meets the laboratory detection requirements, the ground sample is sent to an upper layer belt of a sample tank in-out belt conveyor 19 by a robot B2, then enters a sample tank capping machine II 20 for capping, and is sent to a laboratory for detection by a conveyer belt and an air conveying pipe after being capped.

The sample after times of division enters a sample barrel at the bottom of a -time division machine 9, is clamped by a robot B2 and poured into a sample tray which is placed on a full-water analytical measuring scale 14 in advance, is weighed, then enters a full-water measuring oven 13 for secondary drying, after the sample is dried for a set time (usually 2-4 hours) in the full-water measuring oven 13, is clamped by the robot B2 for weighing again, a control system records relevant weighing data and then carries out automatic numerical statistics and finally prints a sample moisture measuring report sheet, after the weighing operation is finished, the robot B2 is then poured into a secondary division machine 15 for secondary division, the ground sample with the amount of 200 g of laboratory is obtained by the secondary division machine 15 through division, then is clamped by the robot B2 and sent into a plane disc type grinder 17 or an elevation disc type grinder 18 for grinding, after the empty sample tank is input into a system, the robot B2 is grabbed and put into a plane grinder or a discharge port below the grinder, after the ground sample tank is put into a sample tank, the sample tank is put into a sample collecting tank, the sample tray 19, the sample tank is cleaned by an air injection belt conveyor, the sample tank is put into a secondary belt conveyor, the sample tray, the sample tank is cleaned, the sample tank is put into a sample tray, the sample tank is put into a sample tray, and cleaned, the sample tank is put into a sample tank, the sample tank is put into a sample tank, and dried.

The secondary division machine 15 is a double-discharge-port division machine, two sample-receiving stainless steel transfer tanks are arranged below two discharge ports, samples to be ground are grabbed by a robot B2 and poured into a plane disc type grinding machine 17 or a vertical disc type grinding machine 18 for grinding after being sampled, empty sample-receiving stainless steel transfer tanks are conveyed into a sample disc cleaning device 16 by the robot B2 for cleaning after being poured into the grinding machine, the sample-receiving stainless steel transfer tanks are reset to initial material receiving positions below the secondary division machine 15 after cleaning is finished, samples are divided into two cases, cases are not required to be taken as industrial division storage and sample check samples when the samples are reserved, the samples can be grabbed by the robot B2 clamp and poured into a material abandoning port below the sample disc cleaning device 16, the sample-receiving stainless steel transfer tanks are reset to the position below the secondary division machine 15 after being cleaned by the sample disc cleaning device 16, another cases need to be taken as industrial division storage and sample check samples when the samples are reserved, secondary division storage tanks are directly placed at the bottom of the secondary division machine, the sample tank, the sample-receiving stainless steel transfer tanks are arranged on the left and right sides of the sample-collecting tank, and sample tank, the sample-discharging belt conveyor, the sample discharge belt conveyor is arranged, the sample tanks with the sample discharge belt conveyor, the sample tanks with the same size of the sample tank, the sample tank with the sample discharge tank with the.

The number and the specific position relation of the devices in the system disclosed by the invention can be reasonably selected and arranged according to the actual situation on site, the control center calculates the working time of each device in each sample preparation process and the working time of robot grabbing, the coordination of the system is carried out, the working processes of the two robots and each system device are optimized and matched to the maximum extent by the compilation and debugging of the whole control program, and the sample preparation efficiency of the whole system can be effectively improved.

Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention.