Material detection integrated equipmentTechnical Field
The invention relates to the technical field of material detection equipment, in particular to material detection integrated equipment.
Background
An infrared carbon and sulfur analyzer is a detection device for detecting the content of carbon and sulfur elements in a sample, and is widely used for detecting the carbon and sulfur elements of various materials at present. During detection, carbon and sulfur in a sample are heated at high temperature under the condition of oxygen enrichment to generate carbon dioxide and sulfur dioxide gas, the gas enters a corresponding absorption cell after being processed to absorb corresponding infrared radiation light, the absorbed infrared radiation light is incident on a detector and is converted into an electric signal by the detector, and the content of carbon and sulfur in the material can be obtained through computer processing.
An existing infrared carbon and sulfur analyzer usually adopts a manual auxiliary operation mode when detecting a sample, the sample and a fluxing agent are added into a crucible through manual operation, and then the crucible is placed on the infrared carbon and sulfur analyzer. And the infrared carbon and sulfur analyzer is used for detecting the samples, and the detection of a plurality of samples is completed in sequence. By adopting the operation mode, the automation degree is low, the operation efficiency is not high, and errors are brought to the detection result due to the non-standardization of manual operation.
Disclosure of Invention
The invention aims to solve the technical problems in the prior art, and provides a material detection integrated device which can realize automatic operation of multi-sample detection, avoids errors caused by manual operation and has high detection precision.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the integrated material detection equipment comprises a carbon-sulfur analyzer, a sample feeding device and a fluxing agent adding device, wherein the carbon-sulfur analyzer comprises a combustion furnace and a sample feeding mechanism, the sample feeding mechanism is used for feeding a crucible into the combustion furnace, a sampling device is arranged on the carbon-sulfur analyzer between the sample feeding mechanism and the sample feeding device, the sampling device is used for grabbing the crucible on the sample feeding device and feeding the crucible to the sample feeding mechanism of the carbon-sulfur analyzer, and the fluxing agent adding device is arranged above the sample feeding device and used for adding a fluxing agent into a sample to be detected.
In the above technical solution, further, the sample feeding mechanism includes an axial driving mechanism, a rotational driving mechanism and a crucible support rod, the crucible support rod is used for fixedly mounting the crucible, the axial driving mechanism is used for driving the crucible support rod to move up and down along the axial direction of the crucible support rod, and the rotational driving mechanism is used for driving the crucible support rod to rotate along the axial direction of the crucible support rod; the axial driving mechanism comprises an air cylinder and a connecting sleeve arranged on a piston rod of the air cylinder, and the piston rod of the air cylinder is fixedly connected with the connecting sleeve; the other end of the connecting sleeve is connected with a crucible supporting rod, the crucible supporting rod is rotationally connected with the connecting sleeve, and the crucible supporting rod can rotate relative to the connecting sleeve; the rotation driving mechanism comprises a motor and a gear set, the gear set comprises a driving wheel and a driven wheel, the driving wheel is arranged on a motor rotating shaft, the driven wheel is fixedly arranged on the crucible supporting rod, and the driving wheel is meshed with the driven wheel.
Among the above-mentioned technical scheme, furtherly, automatic sample presentation mechanism still includes fixed frame, fixed frame is the integrated into one piece structure, including end deckle board, well deckle board, last deckle board and side deckle board, end deckle board, well deckle board and last deckle board set gradually on the side deckle board, be provided with the mounting hole on end deckle board, well deckle board and the last deckle board respectively, each mounting hole center is located same vertical straight line, cylinder fixed mounting is in end deckle board below, and the cylinder piston rod sets up in the mounting hole of end deckle board, the motor is fixed to be set up on well deckle board, crucible branch passes the mounting hole on well deckle board and the last deckle board respectively, and crucible branch one end is worn out from the mounting hole of last deckle board.
In the above technical solution, further, the sampling device includes a rotating motor, a rotating seat disposed on a rotating shaft of the rotating motor, and a sampling mechanism disposed on the rotating seat; the sampling mechanism comprises a main arm, two support arms symmetrically arranged on the main arm and clamping jaws respectively arranged on the two support arms, a driving cylinder is arranged on the main arm, one ends of the two support arms are respectively hinged with the main arm, the middle parts of the support arms are respectively hinged with a push rod, a pin shaft is arranged at the other end of the push rod, two parallel sliding grooves are arranged on the main arm along the axis direction of the main arm, one end of the pin shaft extends into the sliding grooves, the other end of the pin shaft is connected with a push plate, and the push plate is connected with a piston rod of the driving cylinder.
Among the above-mentioned technical scheme, furtherly, the device of sending a sample is including sending a sample platform, be provided with sample platform, drying cabinet and the cylinder of sending a sample on sending a sample platform, the sample platform sets up respectively in the both sides of drying cabinet with the cylinder of sending a sample, send a sample cylinder piston rod to stretch into in the drying cabinet for on the sample platform outside pushing out the drying cabinet with the crucible in the drying cabinet.
Among the above-mentioned technical scheme, further, be provided with weighing device on the sample platform.
In the above technical scheme, further, the flux adding device includes a guide rail arranged above the sample feeding device and a plurality of feeding pipes arranged on the guide rail, a feeding pipe with a downward opening is arranged on the feeding pipe, and the feeding pipe is respectively provided with a switch control valve.
The invention can realize automatic sampling, sample feeding and detection automation operation in the detection process, greatly reduces the steps of manual participation, improves the detection efficiency and avoids the influence on the detection precision caused by manual operation in the detection process.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic view of the structure of a sample feeding mechanism according to the present invention; wherein a) is a front view of the sample feeding mechanism, and b) is a left view of the sample feeding mechanism.
FIG. 3 is a schematic view of a sampling device according to the present invention; a) is a front view of the sampling device, b) is a top view of the sampling device.
FIG. 4 is a schematic view of the structure of the sample feeding device of the present invention.
FIG. 5 is a schematic view of a flux adding apparatus according to the present invention.
In the figure: 1. a carbon-sulfur analyzer 2, a sample feeding mechanism 3, asampling device 4, asample feeding device 5, a fluxingagent adding device 6, acrucible 7 and a combustion furnace;
201. the device comprises acylinder 202, amotor 203, acrucible support rod 205, a connectingsleeve 206, adriving wheel 207, a drivenwheel 208, abottom frame plate 209, amiddle frame plate 210, anupper frame plate 211, aside frame plate 212, aguide sleeve 215, abearing 216, abearing cover 217 and a mounting hole;
301. the device comprises a rotatingmotor 302, a rotatingbase 303, amain arm 304, asupport arm 305, aclaw 306, a drivingcylinder 307, a drivingcylinder piston rod 308, apush rod 309, apin shaft 310, asliding groove 311 and a push plate;
401. a sample feeding platform, 402, a sampling platform, 403, a drying box, 404, a sample feeding cylinder, 405 and a weighing device;
501. guide rail, 502, filling tube, 503, conveying tube, 504, on-off control valve.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in fig. 1, the material detection integrated apparatus in the present embodiment includes a carbon sulfur analyzer 1, a sample feeding device 3, and aflux adding device 5, where the carbon sulfur analyzer 1 includes acombustion furnace 7 and a sample feeding mechanism 2, and the sample feeding mechanism 2 is used for feeding a crucible into thecombustion furnace 7; a sampling device 3 is arranged between the sample feeding mechanism 2 and thesample feeding device 4 on the carbon and sulfur analyzer 1, and the sampling device 3 is used for grabbing acrucible 6 on thesample feeding device 4 and feeding the crucible to the sample feeding mechanism 2 of the carbon and sulfur analyzer 1; theflux adding device 5 is arranged above thesample feeding device 4 and is used for adding flux into a sample to be detected. The integrated equipment can realize the automatic operation of sampling, sample feeding and detection in the detection process, and improves the detection efficiency and the detection precision of the equipment and the automation degree of the equipment.
As shown in fig. 2, the sample feeding mechanism in this embodiment includes an axial driving mechanism, a rotational driving mechanism, and acrucible support rod 203, thecrucible support rod 203 is used for fixedly mounting thecrucible 6, the axial driving mechanism is used for driving the crucible support rod to move up and down along the axial direction of the crucible support rod, and the rotational driving mechanism is used for driving the crucible support rod to rotate along the axial direction of the crucible support rod. The axial driving mechanism comprises anair cylinder 201 and a connectingsleeve 205 arranged on a piston rod of the air cylinder, and the piston rod of the air cylinder is fixedly connected with the connectingsleeve 205; the other end of the connectingsleeve 205 is connected with a crucible supportingrod 203, the crucible supportingrod 203 is rotatably connected with theconnecting sleeve 205, and the crucible supportingrod 203 can rotate relative to the connecting sleeve. The connecting sleeve is connected with the cylinder piston rod and the connecting sleeve, and when the cylinder acts, the cylinder piston rod drives the connecting sleeve to move up and down. The rotary connection between the connecting sleeve and the crucible support rod can be realized by fixedly arranging abearing 215 on thecrucible support rod 203, and fixing the bearing in the connectingsleeve 205 through abearing cover 216; at the moment, the crucible supporting rod can rotate in the connecting sleeve, and meanwhile, the crucible supporting rod is driven to move up and down when the connecting sleeve moves up and down.
The rotation driving mechanism comprises amotor 202 and a gear set, the gear set comprises adriving wheel 206 and a drivenwheel 207, thedriving wheel 206 is arranged on the rotating shaft of the motor, the drivenwheel 207 is fixedly arranged on the crucible supportingrod 203, and thedriving wheel 206 is meshed with the drivenwheel 207. When the motor rotates, the driving wheel drives the driven wheel to rotate, and the rotation of the crucible supporting rod is realized.
The automatic sample feeding mechanism in the embodiment further comprises a fixed frame, the fixed frame is of an integral forming structure and comprises abottom frame plate 208, amiddle frame plate 209, anupper frame plate 210 andside frame plates 211, thebottom frame plate 208, themiddle frame plate 209 and theupper frame plate 210 are sequentially arranged on theside frame plates 211,mounting holes 217 are respectively formed in thebottom frame plate 208, themiddle frame plate 209 and theupper frame plate 210, the centers of themounting holes 217 are located on the same vertical straight line, theair cylinder 201 is fixedly arranged below thebottom frame plate 208, an air cylinder piston rod is arranged in the mounting holes of the bottom frame plate, themotor 202 is fixedly arranged on themiddle frame plate 209, the crucible supportingrods 203 respectively penetrate through themounting holes 217 in themiddle frame plate 209 and theupper frame plate 210, and one end of the crucible supportingrods 203 penetrates out of themounting holes 217 of the upper frame plate. The sample feeding mechanism adopts an integrally formed fixed frame to integrally assemble and install the cylinder, the motor and the crucible supporting rod, so that the crucible supporting rod has good assembly coaxiality in the up-and-down movement and rotation processes, and the action precision of the automatic sample feeding mechanism is improved.
Preferably, themounting holes 217 of themiddle frame plate 209 and theupper frame plate 210 are respectively provided with aguide sleeve 212, and the crucible supports 203 are respectively arranged in theguide sleeves 212. The guide sleeve is used for guiding the crucible supporting rod, so that the movement precision of the crucible supporting rod is improved, and the service life of the structure is prevented from being influenced by abrasion between the crucible supporting rod and the fixed frame.
In this embodiment, crucible branch tip is provided with rotates limit structure, and the crucible bottom is provided with the limit structure corresponding with rotating limit structure, and the crucible is installed and is cooperateed with rotating limit structure on the crucible branch, drives the crucible rotation when crucible branch rotates.
In this embodiment, as shown in fig. 3, the sampling device includes a rotatingmotor 301, a rotatingbase 302 disposed on a rotating shaft of the rotating motor, and a sampling mechanism disposed on the rotating base; the sampling mechanism comprises amain arm 303, twosupport arms 304 symmetrically arranged on the main arm and clampingjaws 305 respectively arranged on the two support arms, a drivingcylinder 306 is arranged on themain arm 303, one ends of the twosupport arms 304 are respectively hinged with themain arm 303, the middle parts of thesupport arms 304 are respectively hinged with apush rod 308, apin shaft 309 is arranged at the other end of thepush rod 308, two parallelsliding grooves 310 are arranged on themain arm 303 along the axis direction of the main arm, one end of thepin shaft 309 extends into thesliding groove 310, the other end of the pin shaft is connected with apush plate 311, and thepush plate 311 is connected with apiston rod 307 of the driving cylinder. When driving actuating cylinder piston rod and stretching out right, it promotes the push pedal and move right to drive actuating cylinder piston rod, the push pedal drives two round pin axles and moves right along the spout, the push rod opens and makes two support arms open this moment, the crucible that will wait to detect on the crucible sample presentation platform pushes away to the assigned position, it moves left to drive actuating cylinder piston rod, it drives the push pedal and moves left to drive actuating cylinder piston rod, two round pin axles of push pedal drive move left along the spout, the push rod draws in inwards at this moment, two support arms draw in under the effect of push rod and send the crucible on the sample presentation platform through the jack catch to press from both. The starting motor rotates 180 degrees to the left, sends the crucible to the crucible support position, starts the cylinder and repeats above-mentioned operation and can place the crucible on the crucible support, realizes automatic sampling operation.
As shown in fig. 4, the sample feeding device includes asample feeding platform 401, asampling platform 402, adrying oven 403 and asample feeding cylinder 404 are arranged on thesample feeding platform 401, thesampling platform 402 and thesample feeding cylinder 404 are respectively arranged on two sides of thedrying oven 403, the drying oven is used for placing a pretreated crucible, and a piston rod of the sample feeding cylinder extends into thedrying oven 403 and is used for pushing out thecrucible 6 in the drying oven onto thesampling platform 402 outside the drying oven. Preferably, aweighing device 405 is provided on thesampling stage 402 for automatic weighing control when adding flux and sample to the crucible.
As shown in fig. 5, the flux adding device comprises aguide rail 501 arranged above the sample feeding device and a plurality offeeding pipes 502 arranged on the guide rail, wherein the feeding pipes can move along the direction of the guide rail under the driving of the guide rail, so that the feeding pipes can automatically move to the position right above the crucible when the flux is added into the crucible on the sampling platform; thefeeding pipe 502 is provided with afeeding pipe 503 with a downward opening, and thefeeding pipe 503 is provided with aswitch control valve 504. When the fluxing agent is added into the crucible, the guide rail controls the corresponding feeding pipe to move to the upper part of the crucible, and the switch control valve is controlled to add the fluxing agent into the crucible. Each feeding pipe can be provided with a weight sensor for accurately controlling the addition amount of the fluxing agent.
The present specification and figures are to be regarded as illustrative rather than restrictive, and it is intended that all such alterations and modifications that fall within the true spirit and scope of the invention, and that all such modifications and variations are included within the scope of the invention as determined by the appended claims without the use of inventive faculty.