CN102680720A - Modular coal automatic sample preparation analysis system and method - Google Patents
Modular coal automatic sample preparation analysis system and method Download PDFInfo
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- CN102680720A CN102680720A CN2012101237763A CN201210123776A CN102680720A CN 102680720 A CN102680720 A CN 102680720A CN 2012101237763 A CN2012101237763 A CN 2012101237763A CN 201210123776 A CN201210123776 A CN 201210123776A CN 102680720 A CN102680720 A CN 102680720A
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Abstract
Disclosed are a modular coal automatic sample preparation analysis system and a method. The system is composed of a sample preparation unit, an analysis unit and a control unit; the method includes arranging a nitrogen feeding drying cabinet, an electronic balance, a sample preparation shredder, a vessel storage unit A, an automatic sample separation machine, a sulfur analyzer, an industrial analyzer, a calorimeter and a vessel storage unit B around a robot in a combination mode, and using the robot for achieving works of material handling, assembling, vessel arranging, waste material collecting and the like needed in the sample preparation and analysis working process. According to the modular coal automatic sample preparation analysis system and the method, works of automatic sample preparation and automatic analysis of coal sample raw materials, automatic preparation and sealing for storage of coal samples for back-check, information printing, waste material automatic collection and the like can be achieved. Automatic level in the coal sample preparation and analysis process is improved, work efficiency is enhanced, and labor intensity of workers is reduced; no manual operation error exists, and accuracy and reliability of analysis results are improved; work environment is improved, and hurts of dust, noise and the like to human health are avoided. The system has the advantages of compact structure, convenience in operation and good utilization effect.
Description
Technical field
The present invention relates to a kind of modular coal automatic sample analytic system and method, be particularly useful for the coal sample raw material is carried out robotization sample preparation operation.
Background technology
Coal industry need carry out assay to ature of coal, as the moisture content of coal, ash content, volatile matter, fixed carbon, thermal value, sulphur content etc. are analyzed.In order to meet the requirement of analysis, also need carry out sample preparation work to the coal sample raw material.In the prior art, the sample preparation of coal and analytical work are main with the stand-alone device manually-operated.As carry out sample preparation when work earlier with jaw formula, the broken raw material of double-roll crusher, carry out division then, again with the granularity of muller ground sample to the analytical sample needs.Analytical sample carries out people work point appearance according to every kind of analytical instrument to the requirement of example weight by operating personnel after taking the assay laboratory again.The coal sample that meets the weight requirement will be respectively charged into different analysis vessel, can put into different analytical instrument then and analyze.Analytical instrument has industrial analysis instrument, calorimeter, constant sulphur appliance, muffle furnace, moisture teller etc.These equipment all are the independently working patterns.The transhipment of coal sample, the work such as branch appearance, assembling of weighing all need artificial the completion.Generalized case all is to be accomplished the operation of regulation according to set operating process by lab assistant.Because the value volume and range of product of sample preparation and analysis is more, working link is also a lot, complex operation; Inefficiency, analysis speed is slow, keeps away the participation of unavoidable manual work again; The probability of human error and maloperation is higher, and the coal sample quality is big with the work difficulty of analyzing the data safety management aspect.The noise of sample making apparatus is big simultaneously, and the dust of generation is also a lot, and poor working environment is big to human health damage.
Summary of the invention
Technical matters: the objective of the invention is to overcome the weak point in the prior art, a kind of compact conformation, easy to operate, a kind of modular coal automatic sample analytic system and method that result of use is good are provided.
Technical scheme: modular coal automatic sample analytic system of the present invention, system mainly are made up of sample preparation unit, analytic unit and three parts of control module; Described sample preparation unit comprises the elementary batcher that connects in the entering sample preparation workplace, the one-level division device that links to each other with elementary batcher; The front portion of one-level division device is connected with the autofeed disintegrating machine through bucket elevator; The below of autofeed disintegrating machine is provided with secondary division device; The left side of one-level division device and secondary division device is respectively equipped with abandons a kind collection system, I auto-filling supply unit, II auto-filling supply unit, III auto-filling supply unit; The right side of one-level division device and secondary division device is provided with the sample automatic delivery unit, and one-level division device bottom is provided with the conveying belt that connects I auto-filling supply unit and sample automatic delivery unit respectively; Secondary division device bottom is respectively equipped with the conveying belt that connects II auto-filling supply unit, III auto-filling supply unit and sample automatic delivery unit; Described sample automatic delivery unit comprise with material be sent in the analytic unit through carrying, be located at successively electronic balance, file for reference kind information print unit and logical nitrogen drying box on carrying; The front portion of said secondary division device is respectively equipped with sample pulverizer, A vessel storage unit and first robot; Described analytic unit comprises between analytical work, constant temperature enclosure, being provided with automatic minute model machine, dividing the model machine side to be provided with constant sulphur appliance automatically between analytical work, and constant sulphur appliance is provided with industrial analysis instrument, also is provided with the B vessel storage unit and second robot between analytical work; Be provided with calorimeter in the constant temperature enclosure; Described control module comprises between Control work, the computer information processing system in being located between Control work.
Model machine was made up of oscillating feeder and Weighing mechanism in described automatic minute, and the mass transport slot cross-section of oscillating feeder is " V " shape; Described calorimeter is two, arranges up and down.
Modular coal automatic sample analytical approach of the present invention; The one-level division device of raw coal coal sample in elementary batcher delivers into the sample preparation workplace carried out division; Full moisture content coal sample after the division gets into I auto-filling supply unit auto-filling, and can is after conveying belt is sent to the sample automatic delivery unit; Dehydration part after the division is analysed coal sample and is got into the autofeed disintegrating machine through bucket elevator, after the autofeed crusher in crushing, feeds secondary division device, through the division of secondary division device; The coal sample of filing for reference after the division gets into II auto-filling supply unit auto-filling, and can is after conveying belt is sent to the sample automatic delivery unit; General analysis coal sample after the division gets into III auto-filling supply unit auto-filling, and can is after conveying belt is sent to the sample automatic delivery unit, and unnecessary coal sample gets into abandons a kind collection system; The coal sample of filing for reference transmits through the conveying belt of sample automatic delivery unit, and automatic type information when filing for reference kind information print unit deposits A vessel storage unit in after being picked up, encapsulated by first robot afterwards again; Full moisture content coal sample transmits through the conveying belt of sample automatic delivery unit; Be placed on the electronic balance after picking up by first robot and weigh; Weight information is transferred in the computing machine of computer information processing system; And then it is dry to put into logical nitrogen drying box by first robot gripping, is placed on the electronic balance by first robot gripping after dry the completion again and weighs, and weight information is transferred in the computing machine of computer information processing system; Computing machine according to the weight data of weighing for twice be pre-stored in the full water content that vessel weight data in the computing machine calculates coal sample; The material of abandoning after full water content analysis is accomplished is placed on the A vessel storage unit by first robot; The general analysis coal sample transmits through the conveying belt of sample automatic delivery unit, puts into after being picked up by first robot in the logical nitrogen drying box, is picked up and is carried in the sample pulverizer by first robot again through dried coal sample and grind; Material after grinding is accomplished is put back on the automatic delivery unit by first robot and is delivered between analytical work through conveying belt, is picked up also to pour the sample material after grinding into by second robot again and carries out branch appearance in the model machine in automatic minute, and slack tank is put into B vessel storage unit; Second robot grasps the vessel in the B vessel storage unit according to the instruction of computer information processing system and is placed on automatic minute model machine afterwards; Automatically the weight information that divides vessel in the model machine through signal wire transmits to computer information processing system, again through the instruction auto feed of computer information processing system to predetermined weight; The vessel that second robot will feed in raw material according to computer instruction at every turn and weighing is accomplished are respectively put on constant sulphur appliance, industrial analysis instrument, the calorimeter to be analyzed.
Beneficial effect: the present invention will be led to nitrogen drying box, electronic balance, sample pulverizer, A vessel storage unit, divided model machine, constant sulphur appliance, industrial analysis instrument, calorimeter, B vessel storage unit around the robot combined and arranged automatically.Utilize robot to be implemented in the material handling, assembling, the vessel that need in sample preparation and the analytical work process and put and abandon work such as material collection.Can accomplish coal sample raw material automatic charging, fragmentation, division, grind, produce file for reference the appearance and seal up for safekeeping; Can accomplish the overall process work that indexs such as moisture content to coal sample, ash content, volatile matter, fixed carbon, thermal value, sulphur content are analyzed automatically.Sample preparation and analytic process do not have artificial the participation.Improve the working environment of sample preparation and analysis, avoid dust and noise etc. that health is injured.Compared with prior art: 1) can accomplish coal sample raw material automatic sample, the appearance of analyzing automatically, file for reference and produce automatically, seal up for safekeeping and print, abandon material function such as collection automatically with information; Improve the automatization level of coal sample preparation and analytic process; Increase work efficiency, reduce hand labor intensity; 2) sample preparation and analytic process do not have artificial the participation, guarantee the coal sample quality and analyze data security; 3) do not have artificial operate miss, improve precision of analysis and reliability; 4) equipment and operating personnel improve working environment in different units work, avoid dust and noise etc. that health is injured.Its compact conformation, easy to operate, result of use good.
Description of drawings
Fig. 1 is the front view of modular coal automatic sample analytic system of the present invention.
Fig. 2 is the vertical view of modular coal automatic sample analytic system of the present invention.
Among the figure: the elementary batcher of 1-, 2-one-level division device, 3--bucket elevator, 4--autofeed disintegrating machine, 5--secondary division device; 6--sample preparation workplace, 7--divides model machine automatically, the 8--constant sulphur appliance, between the 9--analytical work, the 10-industrial analysis instrument; 11--calorimeter, 12-are abandoned a kind collection system, 13-I auto-filling supply unit, 14-II auto-filling supply unit, 15-III auto-filling supply unit; The 16-sample pulverizer, 17-A vessel storage unit, 18-first robot is between the 19-Control work; The 20-computer information processing system, 21-B vessel storage unit, 22-constant temperature enclosure, 23-sample automatic delivery unit; The 24-electronic balance, 25-leads to the nitrogen drying box, the 26-kind information print unit of filing for reference, 27-A support; The 28-B support, 29-second robot, 30-A detent mechanism, 31-B detent mechanism.
Embodiment
Below in conjunction with accompanying drawing one embodiment of the present of invention are done further to describe:
Shown in Figure 2 like Fig. 1, modular coal automatic sample analytic system of the present invention mainly is made up of sample preparation unit, analytic unit and three parts of control module; Described sample preparation unit comprises the elementary batcher 1 that is located in the sample preparation workplace 6, the one-level division device 2 that links to each other with elementary batcher 1; One-level division device 2 adopts Rotary pipe type division device; It comprises rotation sub-feed tube and discharging base cone; The discharging base cone is provided with 3 discharging openings and links to each other with I auto-filling supply unit 13, the charging aperture of abandoning kind collection system 12 and bucket elevator 3 successively, and the front portion of one-level division device 2 is connected with autofeed disintegrating machine 4 through bucket elevator 3, and the below of autofeed disintegrating machine 4 is provided with secondary division device 5; The division device adopts Rotary pipe type division device; It comprises rotation sub-feed tube and discharging base cone, and the discharging base cone is provided with 3 discharging openings, successively with II auto-filling supply unit 14, III auto-filling supply unit 15, abandon kind collection system 12 charging apertures and link to each other; Abandon kind collection system 12 and comprise that two branch line band conveyor and main band conveyors that are positioned at branch line band conveyor front portion that are arranged in one-level division device 2 and secondary division device 5 belows respectively constitute, and abandon material and get into main band conveyor and be transported to the appointment bleeding point through two branch line band conveyors.I auto-filling supply unit 13, II auto-filling supply unit 14, III auto-filling supply unit 15 are deposited by slack tank respectively and are supplied jar mechanism, conveyor automatically and the can chute that is positioned on the conveyor is formed; The front side of one-level division device 2 and secondary division device 5 is provided with sample automatic delivery unit 23; Sample automatic delivery unit 23 is made up of band conveyor and the sample pot A detent mechanism 30, the B detent mechanism 31 that are positioned at band conveyor head and middle part; A detent mechanism 30 and B detent mechanism 31 are respectively by air cylinder driven; The locating piece that cylinder is provided with, one-level division device 2 bottoms are provided with the conveying belt that connects I auto-filling supply unit 13 and sample automatic delivery unit 23 respectively; Secondary division device 5 bottoms are respectively equipped with the conveying belt that connects II auto-filling supply unit 14, III auto-filling supply unit 15 and sample automatic delivery unit 23; Described sample automatic delivery unit 23 comprises the passage that is communicated with analytic unit, is located at the electronic balance 24 on the passage, file for reference kind information print unit 26 and logical nitrogen drying box 25 successively; The front portion of said sample preparation workplace 6 is respectively equipped with sample pulverizer 16, A vessel storage unit 17, first robot 18 that model is XRK-1/100A; Robot adopts the IRB2400 humanoid robot; Pneumatic paw is equipped with in its front portion, realize material extracting, carry and put.Sample pulverizer 16 is provided with and opens the door automatically and hold-down mechanism; Described analytic unit comprise between analytical work 9 with constant temperature enclosure 22; Being provided with automatic minute model machine 7, dividing model machine 7 sides to be provided with to be installed on the A support 27 automatically between analytical work in 9, the constant sulphur appliance 8 that model is YX-DL/Q8700; Constant sulphur appliance 8 is provided with the industrial analysis instrument 10 that model is YX-GYFX7701; Model machine 7 was made up of oscillating feeder and Weighing mechanism in described automatic minute, and the mass transport slot cross-section of oscillating feeder is " V " shape, and described YX-DL/Q8700 constant sulphur appliance 8 adopts coulometric titration that the full sulphur of coal sample is measured; Analyze data and be transferred to computer information processing system 20 automatically; Said model is that the industrial analysis instrument 10 of YX-GYFX7701 adopts thermogravimetry that moisture content, volatile matter, the ash content of coal sample are analyzed, and analyzes data and is transferred to automatically in the computer information processing system 20, calculates fixed carbon automatically.Also be provided with the B vessel storage unit 21 and second robot 29 in 9 between analytical work; Being provided with model in the constant temperature enclosure 22 is the calorimeter 11 of YX-ZR/Q9701, analyzes through the thermal value of 11 pairs of coal samples of calorimeter, analyzes data and is transferred to automatically in the computer information processing system 20, and calorimeter 11 is two, and dividing up and down, cloth is set on the B support 28.Described control module comprises between Control work 19, be located between Control work the computer information processing system 20 in 19, and computer information processing system 20 comprises electric control unit, IPC-610 industrial computer, LJ-1007 printer and control and management software.The co-ordination under the control of computer information processing system 20 of all sample making apparatus and analytical instrument, final analysis data are kept on the computer information processing system 20, and can analyze list through printer prints.Described logical nitrogen drying box 25, electronic balance 24, sample pulverizer 16, A vessel storage unit 17, divide model machine 7, constant sulphur appliance 8, industrial analysis instrument 10, calorimeter 11, B vessel storage unit 21 around the robot combined and arranged automatically; Utilize robot, and put and abandon the material collection work in sample preparation and analytical work process through material handling, assembling, vessel that computer information processing system 20 realization the said equipments need.
The charging aperture of elementary batcher 1 is provided with the buffer memory bucket; One-level division device 2 is located at the discharging opening below of elementary batcher 1; One-level division device 2 bottoms are provided with 3 discharging openings; Full moisture content coal sample outlet and I auto-filling supply unit 13 are connected, abandon to be expected to export and abandons kind collection system 12 and be connected, and another discharging opening links to each other with the charging aperture of bucket elevator 3.Getting into sample automatic delivery unit 23 after the full moisture content coal sample can carries.The discharging opening of bucket elevator 3 is connected with autofeed disintegrating machine 4, below autofeed disintegrating machine 4, is provided with secondary division device 5.Secondary division device 5 bottoms also are provided with 3 discharging openings, and kind discharging opening of filing for reference is connected with II auto-filling supply unit 14, abandon material outlet and abandon kind collection system 12 and be connected, and general analysis coal sample discharging opening is connected with III auto-filling supply unit 15.
Modular coal automatic sample analytical approach of the present invention; The raw coal coal sample is carried out division through the one-level division device 2 that elementary batcher 1 delivers in the sample preparation workplace 6; Full moisture content coal sample after the division gets into I auto-filling supply unit 13 auto-fillings, and can is after conveying belt is sent to sample automatic delivery unit 23; Coal sampling after the division gets into autofeed disintegrating machine 4 through bucket elevator 3, after 4 fragmentations of autofeed disintegrating machine, feeds secondary division device 5, through 5 divisions of secondary division device; The coal sample of filing for reference after the division gets into II auto-filling supply unit 14 auto-fillings, and can is after conveying belt is sent to sample automatic delivery unit 23; General analysis coal sample after the division gets into III auto-filling supply unit 15 auto-fillings, and can is after conveying belt is sent to sample automatic delivery unit 23, and unnecessary coal sample gets into abandons kind collection system 12; The coal sample of filing for reference transmits through the conveying belt of sample automatic delivery unit 23, and automatic type information when filing for reference kind information print unit 26 deposits A vessel storage unit 17 in after being picked up, encapsulated by first robot 18 afterwards again.
The general analysis coal sample transmits through the conveying belt of sample automatic delivery unit 23, behind B detent mechanism 31 location, puts in the logical nitrogen drying box 25 after being picked up by first robot 18, is dried to constant mass not being higher than under 40 ℃ of conditions.Pick up and be carried in the sample pulverizer 16 by first robot 18 again through dried coal sample and grind; Material after grind accomplishing is put back on the automatic delivery unit 23 through conveying belt by first robot 18 and is delivered between analytical work 9; Locate at A detent mechanism 30 places; Picked up and poured into the sample material after grinding by second robot 29 and carried out branch appearance in the model machine 7 in automatic minute, slack tank is put into B vessel storage unit 21; Second robot 29 grasps the vessel in the B vessel storage unit 21 according to the instruction of computer information processing system 20 and is placed on automatic minute model machine 7 afterwards; Automatically the weight information that divides vessel in the model machine 7 through signal wire transmits to computer information processing system 20, again through the instruction auto feed of computer information processing system 20 to predetermined weight; The coal sample quality of carrying out technical analysis is 1 ± 0.2g, and the coal sample quality of carrying out the sulphur content analysis is 0.3 ± 0.01g, and the coal sample quality of carrying out the thermal value analysis is 0.9 ~ 1.1g.Carry out weighing again after reinforced the completion and be transferred to weight data in the computing machine.The vessel that second robot 29 will feed in raw material according to computer instruction at every turn and weighing is accomplished are respectively put on constant sulphur appliance 8, industrial analysis instrument 10, the calorimeter 11 to be analyzed.Vessel after analysis is accomplished are taken out from each analytical instrument by second robot 29 again puts into B vessel storage unit 21, is handled by staff's centralized collection.All analysis data are all transmitted and are kept in the computer information processing system 20, and can analyze list through printer prints.
Getting into sample automatic delivery unit 23 after the full moisture content coal sample can carries; Locate by sample pot B detent mechanism 31 at automatic delivery unit 23 middle parts; Be placed on the electronic balance 24 after the back is picked up by first robot 18 and weigh; Weight is transferred in the computing machine, and then puts into logical nitrogen drying box 25 by 18 extractings of first robot, under 105 ~ 110 ℃ of conditions, is dried to constant mass.Grasp to be placed on the electronic balance 24 by first robot 18 again after dry the completion and weigh; Weight is transferred in the computing machine, by computing machine according to the weight data of weighing for twice be pre-stored in the full water content that vessel weight data in the computing machine calculates coal sample.Abandoning material is placed on the A vessel storage unit 17, by staff's collection and treatment by first robot 18.
Claims (4)
1. modular coal automatic sample analytic system is characterized in that: system mainly is made up of sample preparation unit, analytic unit and three parts of control module; Described sample preparation unit comprises the elementary batcher (1) that connects in the entering sample preparation workplace (6), the one-level division device (2) that links to each other with elementary batcher (1); The front portion of one-level division device (2) is connected with autofeed disintegrating machine (4) through bucket elevator (3); The below of autofeed disintegrating machine (4) is provided with secondary division device (5); The left side of one-level division device (2) and secondary division device (5) is respectively equipped with abandons a kind collection system (12), I auto-filling supply unit (13), II auto-filling supply unit (14), III auto-filling supply unit (15); The right side of one-level division device (2) and secondary division device (5) is provided with sample automatic delivery unit (23), and one-level division device (2) bottom is provided with the conveying belt that connects I auto-filling supply unit (13) and sample automatic delivery unit (23) respectively; Secondary division device (5) bottom is respectively equipped with the conveying belt that connects II auto-filling supply unit (14), III auto-filling supply unit (15) and sample automatic delivery unit (23); Described sample automatic delivery unit (23) comprise with material be sent in the analytic unit through carrying, be located at successively electronic balance (24), file for reference kind information print unit (26) and logical nitrogen drying box (25) on carrying; The front portion of said secondary division device (5) is respectively equipped with sample pulverizer (16), A vessel storage unit (17) and first robot (18); Described analytic unit comprises (9) between analytical work, constant temperature enclosure (22); Being provided with automatic minute model machine (7), dividing model machine (7) side to be provided with constant sulphur appliance (8) automatically between analytical work in (9); Constant sulphur appliance (8) is provided with industrial analysis instrument (10), also is provided with B vessel storage unit (21) and second robot (29) between analytical work in (9); Be provided with calorimeter (11) in the constant temperature enclosure (22); Described control module comprises (19) between Control work, is located at the computer information processing system (20) in (19) between Control work.
2. modular coal automatic sample analytic system according to claim 1 is characterized in that: described automatic minute model machine (7) form by oscillating feeder and Weighing mechanism, the mass transport slot cross-section of oscillating feeder is " V " shape.
3. modular coal automatic sample analytic system according to claim 1, it is characterized in that: described calorimeter (11) is two, arranges up and down.
4. according to the modular coal automatic sample analytical approach of claim 1,2 or 3 said systems; It is characterized in that: the one-level division device (2) of raw coal coal sample in elementary batcher (1) delivers into sample preparation workplace (6) carried out division; Full moisture content coal sample after the division gets into I auto-filling supply unit (13) auto-filling, and can is after conveying belt is sent to sample automatic delivery unit (23); Dehydration part after the division is analysed coal sample and is got into autofeed disintegrating machine (4) through bucket elevator (3), after autofeed disintegrating machine (4) fragmentation, feeds secondary division device (5), through secondary division device (5) division; The coal sample of filing for reference after the division gets into II auto-filling supply unit (14) auto-filling, and can is after conveying belt is sent to sample automatic delivery unit (23); General analysis coal sample after the division gets into III auto-filling supply unit (15) auto-filling, and can is after conveying belt is sent to sample automatic delivery unit (23), and unnecessary coal sample gets into abandons a kind collection system (12); The coal sample of filing for reference transmits through the conveying belt of sample automatic delivery unit (23), and automatic type information when filing for reference kind information print unit (26) deposits A vessel storage unit (17) in after being picked up, encapsulated by first robot (18) afterwards again; Full moisture content coal sample transmits through the conveying belt of sample automatic delivery unit (23); Be placed on the electronic balance (24) after picking up by first robot (18) and weigh; Weight information is transferred in the computing machine of computer information processing system (20); And then it is dry to put into logical nitrogen drying box (25) by first robot (18) extracting; Grasped to be placed on the electronic balance (24) by first robot (18) again after dry the completion and weigh, weight information is transferred in the computing machine of computer information processing system (20); Computing machine according to the weight data of weighing for twice be pre-stored in the full water content that vessel weight data in the computing machine calculates coal sample; The material of abandoning after full water content analysis is accomplished is placed on the A vessel storage unit (17) by first robot (18); The general analysis coal sample transmits through the conveying belt of sample automatic delivery unit (23); Put into after picking up by first robot (18) in the logical nitrogen drying box (25), pick up and be carried in the sample pulverizer (16) by first robot (18) again through dried coal sample and grind; Material after grinding is accomplished is put back to automatic delivery unit (23) by first robot (18) again and is upward delivered into (9) between analytical work through conveying belt; Picked up by second robot (29) and pour the sample material after grinding into and carried out branch appearance in model machine (7) in automatic minute, slack tank is put into B vessel storage unit (21); Second robot (29) grasps the vessel in the B vessel storage units (21) according to the instruction of computer information processing system (20) and is placed on automatic minute model machine (7) afterwards; Automatically the weight information that divides vessel in the model machine (7) through signal wire transmits to computer information processing system (20), again through the instruction auto feed of computer information processing system (20) to predetermined weight; Second robot (29) is respectively put into constant sulphur appliance (8), industrial analysis instrument (10), calorimeter and analyzes on (11) according to will the feed in raw material vessel accomplished with weighing of computer instruction at every turn.
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