CN111693350A - Automatic many materials sample pressing machine - Google Patents
Automatic many materials sample pressing machine Download PDFInfo
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- CN111693350A CN111693350A CN202010656093.9A CN202010656093A CN111693350A CN 111693350 A CN111693350 A CN 111693350A CN 202010656093 A CN202010656093 A CN 202010656093A CN 111693350 A CN111693350 A CN 111693350A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/025—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations having a carousel or turntable for reaction cells or cuvettes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/0099—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor comprising robots or similar manipulators
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00178—Special arrangements of analysers
- G01N2035/00188—Special arrangements of analysers the analyte being in the solid state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
- G01N35/04—Details of the conveyor system
- G01N2035/0401—Sample carriers, cuvettes or reaction vessels
- G01N2035/0418—Plate elements with several rows of samples
- G01N2035/0422—Plate elements with several rows of samples carried on a linear conveyor
- G01N2035/0424—Two or more linear conveyors
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Abstract
The invention relates to an automatic multi-material sample pressing machine, and belongs to the technical field of metallurgical detection equipment. The machine comprises a sample cup conveying assembly, a sample outlet conveying assembly, a turntable assembly, a pressing assembly, a ring grabbing assembly and a liftable filler feeding assembly, wherein the sample cup conveying assembly and the sample outlet conveying assembly are arranged on one side of a workbench, the turntable assembly is arranged in the middle of the workbench, and the pressing assembly, the ring grabbing assembly and the liftable filler feeding assembly surround the turntable assembly. After the invention is adopted, not only are all unit devices integrated together, the occupied area is small, the maintenance and the debugging are convenient, but also the switching is rapid, the state of a sample is favorably ensured, and good conditions are created for the subsequent detection and inspection; and the turret is convenient for arranging a plurality of quantitative sorting devices according to requirements, so that the equipment has ideal adaptability and can automatically complete preparation operation before detection of various samples and continuous multiple samples.
Description
Technical Field
The invention relates to a sorting storage device, in particular to a multi-material automatic sample pressing machine, and belongs to the technical field of metallurgical detection test equipment.
Background
Sample detection in the industries of metallurgy and the like needs to complete a series of preparation operations before detection, such as sample feeding, quantification, sample preparation, output and the like. For a long time, such operations are respectively completed by means of independent unit devices, and the transfer between the operations needs to depend on manpower, so that the efficiency is low, the safety is poor, and the accuracy of detection results is influenced.
The Chinese patent application with the application number of 201810906838.5 discloses an automatic detection system for metallurgical sample materials, which comprises a group of air supply and receiving cabinets connected with sampling field devices through conveying channels respectively, wherein the air supply and receiving cabinets are arranged in a circular arc in a surrounding manner, a first mechanical arm is arranged in the center of the circular arc, a grinding and tabletting integrated machine is arranged on one side, away from the air supply and receiving cabinet group, of the first mechanical arm, a sample placing table is arranged between one end of the air supply and receiving cabinet group and the adjacent end of the grinding and tabletting integrated machine, and a C-shaped layout which is semi-surrounded by the first mechanical arm is formed; grind the one side that preforming all-in-one deviates from first transposition manipulator and settle the second manipulator and be located the packaging hardware on one side of second manipulator, and the one side that grinding preforming all-in-one was kept away from to second transposition manipulator is settled detecting instrument.
Although the technical scheme realizes the whole process from sample preparation to detection result obtaining automatically, the efficiency is obviously improved compared with the prior art, and the accuracy of the detection result is ensured. However, the practice reflects that the technical scheme has the following obvious defects: 1) the robot is used for completing the switching among the unit devices, so that the occupied area is large, and the maintenance and debugging of the devices are inconvenient; 2) the method is only suitable for single variety samples and has weak adaptability.
Disclosure of Invention
The invention aims to: aiming at the problems in the prior art, the multi-material automatic sample pressing machine capable of automatically completing the whole processes of sample introduction, quantification, sample preparation and sample discharge is provided, so that the preparation before the detection of a metallurgical test sample can be efficiently, accurately and safely completed.
In order to achieve the aim, the basic technical scheme of the multi-material automatic sample press is as follows: the automatic sample feeding device comprises a sample cup conveying assembly, a sample discharging conveying assembly, a rotary table assembly, a tabletting assembly, a ring grabbing assembly and a liftable filler feeding assembly, wherein the sample cup conveying assembly and the sample discharging conveying assembly are arranged on one side of a working table;
the turntable assembly is provided with a rotating tower driven by a vertical rotating shaft, and the periphery of the rotating tower is provided with at least one quantitative separation device capable of rotating up and down around a horizontal shaft and a sample outlet sucker; the quantitative separating and taking device comprises a feeding funnel matched with the sample cup and a leak hole capable of opening and closing quantitative control discharging, and is provided with a feeding station with the feeding funnel below and a separating and taking station with the leak hole below;
the sample cup conveying assembly comprises a sample cup lifting device capable of carrying out reciprocating conveying along the length direction; the sample cup lifting device is provided with a lifting station which is positioned at the lower part of the quantitative separating device and aligned with the feeding funnel when reaching the inner end in the length direction;
the ring grabbing component comprises a sample ring air claw arranged at the cantilever end of the vertical shaft rotating arm, and the sample ring air claw is provided with a ring placing station after ring taking;
the pressing sheet assembly comprises an upper pressing head and a lower pressing head which can move relatively, and further comprises a swing arm with an extending end for placing the sample holder; the swing arm is provided with a ring receiving station, a material receiving station and a tabletting station, wherein the ring receiving station is positioned below the ring placing station of the sample ring air claw, the material receiving station is positioned below the separating and taking station, and the tabletting station is positioned between the upper pressure head and the lower pressure head;
the filler feeding assembly is positioned below the separating station; the sample outlet sucker is provided with a sampling station and a sample outlet station, wherein the sucker is positioned above the tabletting station, and the sample outlet station is positioned at the inner end of the sample outlet conveying assembly.
Therefore, the following action process can be realized as long as the sequence action time sequence of each component is coordinated:
when the turret drives the quantitative distribution device to rotate to the feeding station, the horizontal shaft of the quantitative distribution device is adjusted up and down to enable the feeding hopper to be positioned below; then, the sample cup is conveyed to the lower part of the quantitative separating device by a sample cup lifting device of the sample cup conveying assembly and aligned with the feeding funnel, and then the sample cup is inserted into the feeding funnel by jacking;
the rotating tower rotates again to enable the quantitative separating and taking device to turn to the separating and taking station, and meanwhile, a horizontal shaft of the device is turned up and down to enable the leakage hole to be positioned below; the swing arm of the tabletting assembly is transferred to a ring receiving station to receive the sample ring captured by the ring capturing assembly, and then transferred to a material receiving station below the sub-capturing station; the filler feeding assembly rises to enable the sample ring to be attached to the leak hole; the leakage hole is controlled to open and discharge quantitatively;
the swing arm of the pressing piece assembly after receiving the material is rotated to a pressing piece station between the upper pressing head and the lower pressing head, after the upper pressing head and the lower pressing head are pressed together to finish pressing and separating, the sample outlet sucker on the turret assembly is rotated to the sampling station to suck a sample ring after pressing the sample, and the sample ring reaches the sample outlet station at the inner end of the sample outlet conveying assembly after the turret rotates again, so that the sample ring after pressing the sample falls on the sample outlet conveying assembly to be output.
After the invention is adopted, not only are all unit devices integrated together, the occupied area is small, the maintenance and the debugging are convenient, but also the switching is rapid, the state of a sample is favorably ensured, and good conditions are created for the subsequent detection and inspection; and the turret is convenient for arranging a plurality of quantitative sorting devices according to requirements, so that the equipment has ideal adaptability and can automatically complete preparation operation before detection of various samples and continuous multiple samples.
The invention further perfects that the sample ring sampling device also comprises an upper ring assembly which can jack the sample ring from the ring cylinder to a ring supply station, wherein the ring supply station is positioned on the rotating arm rotating radius of the ring grabbing assembly; the sample ring gas claw of the ring grabbing component is provided with a ring taking station corresponding to the ring supply station. Therefore, the whole pile of sample rings can be placed into the ring cylinder, and then the rings can be supplied one by one according to the requirement, so that the subsequent automatic operation is facilitated, and the automation degree is further improved.
The quantitative separating and taking device also comprises a cleaning station with a leak hole arranged above and a feeding hopper arranged below, the purging component is provided with a liftable lower blowing opening arranged above the leak hole, and the dust removing component is provided with a liftable dust collecting pipe arranged below the feeding hopper. Therefore, after the quantitative distribution, the sample cup and the sample ring are taken away, the blow-off nozzle is lowered, the dust absorption pipe is lifted, the leak is opened, and the quantitative distribution device is automatically cleaned up by blowing the leak and absorbing dust from the feeding hopper at the same time, so that a good foundation is laid for subsequent work.
A further refinement of the present invention further includes a wiping assembly, the swing arm of the sheeting assembly further having a wiping station located below the wiping assembly. Thus, the sample holder can be automatically wiped clean when needed.
Drawings
The invention will be further described with reference to the accompanying drawings.
Fig. 1 is a schematic perspective view of an embodiment of the present invention.
Fig. 2-1 is a perspective view of fig. 1 with the upper cover removed.
Fig. 2-2 is a schematic perspective view of fig. 1 from another perspective with all of the covers removed.
Fig. 3 is a perspective view of the turntable assembly of fig. 1.
Fig. 3-1 is a schematic perspective view of the quantitative dispensing device in fig. 3.
Fig. 3-2 is a schematic sectional view of the quantitative dispensing apparatus of fig. 3.
Fig. 4 is a perspective view of the sample cup transport assembly of fig. 1.
Fig. 5 is a perspective view of the ring gripper assembly of fig. 1.
Fig. 6 is a perspective view of the sheeting assembly of fig. 1.
Fig. 7 is a perspective view of the fill material feed assembly of fig. 1.
Fig. 8 is a schematic perspective view of the sample outlet assembly in fig. 1.
Fig. 9 is a perspective view of the upper ring assembly of fig. 1.
FIG. 10 is a perspective view of the purge assembly of FIG. 1.
Fig. 11 is a perspective view of the dust removing assembly of fig. 1.
Figure 12 is a perspective view of the wiping assembly of figure 1.
Fig. 13, 14, 15 and 16 are schematic views of the swing arm of the tabletting assembly in the embodiment of fig. 1 at a ring connecting station, a material receiving station, a tabletting station and a wiping station, respectively.
Detailed Description
Example one
The basic structure of the multi-material automatic sample pressing machine of the embodiment is as shown in fig. 1, 2-1 and 2-2, a sample cup conveying component 7 and a sample outlet conveying component 9 which are parallel to each other are arranged on one side of a workbench 1 and are used for being connected with a robot which transfers and holds a sample cup to be tested and a sample ring after sample pressing from the outside. After the upper cover 1-1 of the workbench is lifted, the turntable assembly 2, the tabletting assembly 3, the wiping assembly 5, the upper ring assembly 4, the ring grabbing assembly 6, the purging assembly 10, the dust removing assembly 11 and the liftable filler feeding assembly 8 which surround the turntable assembly 2 are arranged in the middle of the workbench 1.
The specific structure of the turntable assembly 2 is shown in figure 3, the tower bottom 2-1 fixed on the worktable 1 is provided with an octagonal turret 2-4 driven by a turret motor 2-6 to drive a vertical rotating shaft, the periphery of the turret is uniformly provided with four quantitative separating devices 2-5 which can be adjusted up and down around a horizontal shaft, and a sample outlet sucker 2-2 positioned at the lower end of a lifting cylinder 2-3 at the front end of an extending arm is also arranged between the two quantitative separating devices. The sample outlet sucker 2-2 is controlled by the turret in a transposition mode and is provided with a sampling station and a sample outlet station, the sampling station is located above the tabletting station, and the sample outlet station is located at the inner end of the sample outlet conveying assembly 9.
Although the quantitative dispensing device can be referred to the prior art publications such as the raw material quantitative dispensing device of application No. CN01267187.8, the material flow line quantitative dispensing device of CN201821730061.3, and the quantitative dispensing mechanism for packaging granular products of CN201720785052.3, the quantitative dispensing device 2-5 for powder samples of the present embodiment adopts the innovative structure of fig. 3-1 and 2-2, and includes a housing D-5 which is mounted on a rotary cylinder D-8 and can rotate around a horizontal axis. The rotary cylinder D-8 is arranged on the turret 2-4, one side of the shell D-5 is provided with a pneumatic vibration device D-2 (commonly known as an air hammer), and a feeding hopper D-1 forming a vertical moving pair with the vertical central hole D-5-1 is arranged in the shell. The inner wall of the feeding funnel D-1 is mirror polished. The inner diameter of the upper part of the feeding funnel D-1 is matched with the outer diameter of the material cup D-6 and used for tightly buckling and inserting the material cup D-6, the two outer sides of the feeding funnel D-1 are respectively provided with a cup clamping cylinder D-7, and the horizontal telescopic end of the cup clamping cylinder D-7 is provided with an inner top head D-7-1 matched with the positioning groove of the material cup D-6, so that the inserted material cup D-6 can be reliably positioned and clamped pneumatically. The lower end of a central hole D-5-1 of the feeding funnel D-1 is gradually reduced to form a funnel opening, the funnel opening is provided with a cross rib D-1-1, and the center of the cross rib D-1-1 is provided with a valve rod D-4 extending downwards. The lower part of the shell D-5 is provided with a pair of lifting cylinders D-3, and the upper ends of lifting pistons D-3-1 of the lifting cylinders D-3 are fixedly connected with the outer circle of the lower part of the reducing part of the central hole D-5-1 of the feeding hopper D-1 through an upper seat plate D-9. The lower end of the shell D-5 is provided with a quantitative head D-11 with a transition circular arc to form a reducing leak hole D-11-1. The lower end of the valve rod D-4 is in a gradually expanding round table shape and is matched with the leakage hole D-11-1, and the maximum outer diameter of the valve rod D-4 is smaller than the maximum inner diameter of the leakage hole D-11-1, so that the leakage hole D-11-1 can be blocked when the valve rod descends as shown in a figure 3-2.
The central hole D-5-1 of the feeding funnel D-1 is hermetically connected with the quantitative head D-11 through an elastic silicone tube D-10, and is reinforced and connected by means of fasteners such as hoops to form a flexible communication channel.
When the device works, firstly, the rotary cylinder drives the shell to enable the feeding funnel to be positioned at a feeding station with the lower quantifying head above, the feeding funnel is positioned at a feeding station, after a material cup filled with a sample is inserted from bottom to top, the cup clamping cylinder acts to tighten the material cup, then the rotary cylinder drives the shell to enable the feeding funnel to be positioned at the upper quantifying head below and positioned at a separating station, after a material receiving test device such as a sample ring is placed below, the lifting cylinder is started to lift, the lifting piston is positioned at a lifting position to lift the valve rod to open a leakage hole, and the quantifying head is opened to discharge the material; when the material is discharged to reach a preset amount, the lifting cylinder falls down in time, the valve rod of the lifting piston is in a descending position to seal the leak hole, and the quantitative head is closed; finally, the shell is driven by the rotary cylinder again to enable the feeding funnel to face downwards and the quantitative head to face upwards, redundant powder returns to the material cup, the cup clamping cylinder is loosened, the material cup can be moved away from the quantitative separating device, and the filled sample ring can be sent to a sample pressing device. Because the lifting regulation and control of the flexible channel structure and the lifting cylinder are utilized, the quantitative sampling can be conveniently and reliably realized, the sealing, no material leakage and no pollution are ensured, and after one-time quantitative sampling, redundant samples can be directly returned to the material cup, so that the same sample can be quantitatively sampled for multiple times, and the integrated design of quantitative acquisition and residual material return is realized.
The concrete structure of the sample cup conveying assembly 7 is shown in fig. 4, a cantilever-shaped cup conveying rail 7-3 is supported on a bottom frame 7-1, a sample cup lifting device capable of carrying out reciprocating conveying along the length direction comprises a cup conveying block 7-4 with a sample cup table 7-5 arranged at the top, and the cup conveying block 7-4 can be driven to move along the cup conveying rail 7-3 and can be used for ejecting a cup under the action of a cup ejecting cylinder 7-2. When the sample cup lifting device reaches the inner end of the cup feeding rail 7-3 in the length direction, the sample cup lifting device is positioned at the lower part of the quantitative separating device 2-5 and is aligned with the lifting station of the feeding funnel D-1, and at the moment, the cup ejecting cylinder 7-2 can eject the sample cup containing the sample from bottom to top and insert the sample cup into the feeding funnel D-1. In addition, the sample cup conveying assembly 7 can also reversely convey the sample cups containing the redundant samples as required, and the sample cups are returned and output for temporary storage by a robot.
The structure of the ring grabbing assembly 6 is shown in fig. 5, the upper end of a vertical shaft 6-2 of a bottom rotating cylinder 6-1 is connected with a rotating arm 6-3, a cantilever end of the rotating arm 6-3 is provided with a downward sample ring air claw 6-5 (DHDS-32-A type of FESTO company, Germany), and the sample ring air claw 6-5 is provided with a ring taking station and a ring placing station on the same circular arc.
The tabletting component 3 can adopt the structures of the prior art such as a grinding and tabletting all-in-one machine for a laboratory with the application number of CN201720137476.9, a multifunctional slag charge sample preparation tabletting device for a laboratory with CN201710013812.3 and the all-in-one machine. In the embodiment, as shown in fig. 6, a lower pressure head 3-7 is mounted on the lower portion of a base 3-8 of a tabletting assembly 3, an upper pressure head 3-1 is mounted on the upper portion of the base and is located at the lower end of the lower pressure cylinder 3-3, the upper pressure head 3-1 can move downward relative to the lower pressure head 3-7 under the driving action of the lower pressure cylinder 3-3, and a dust suction nozzle 3-2 is mounted above the lower pressure head 3-7 and can suck away dust overflowing during sample pressing. In addition, one side of the upper part of the base 3-8 is hinged with a swing arm 3-5 through a vertical electric rotating shaft 3-4, and the overhanging end of the swing arm is provided with a sample support 3-6 for positioning a sample ring. Under the drive of the electric rotating shaft 3-4, the swing arm 3-5 can be rotated as required among a ring receiving station (see fig. 13) for enabling the sample holder 3-6 to be positioned below a sample ring air claw ring placing station, a material receiving station (see fig. 14) for enabling the quantitative distribution device to be positioned below a distribution station, a tabletting station (see fig. 15) between the upper pressure head and the lower pressure head, and a wiping station (see fig. 16).
The filler feeding assembly 8 is composed of a liftable ring support 8-1 arranged below a quantitative separating and taking station of the quantitative separating and taking device through a frame body 8-2, and the ring support 8-1 is driven by a support cylinder 8-3, so that a sample ring can be supported after being placed below a leak hole of the quantitative device, and the sample ring is tightly attached to the leak hole, and thus, material leakage is avoided. After the quantitative head is opened to discharge, the ring support 8-1 is lowered so as to take out the sample ring.
As shown in FIG. 8, the sample discharging and conveying assembly 9 has a cantilever-shaped sample discharging rail 9-2 supported on a supporting frame 9-1, and a sample supporting slide block 9-3 is carried on the upper surface of the sample discharging rail 9-2. Because the sample outlet sucker is provided with a sampling station with a sucker above the tabletting station and a sample outlet station at the inner end of the sample outlet conveying assembly, a pressed sample ring can be transferred to the sample outlet conveying assembly 9 and then transferred to a robot by the sample outlet conveying assembly 9.
The upper ring assembly 4 is used for ejecting a group of sample rings one by one so as to be convenient for the ring grabbing assembly 6 to grab, and is structurally shown in figure 9, a ring moving table 4-3 is arranged on a bottom support 4-4, one end of the ring moving table 4-3 is provided with a ring cylinder 4-2 for placing a whole stack of sample rings 4-1, the other end of the ring moving table is provided with a ring outlet 4-5, and the lower part of the ring outlet 4-5 is provided with a top ring cylinder. The upper ring assembly 4 is positioned on the rotating arm turning radius of the ring grabbing assembly 6 to determine a ring feeding station, and the sample ring gas claw of the ring grabbing assembly is provided with a ring taking station corresponding to the ring feeding station. Therefore, the sample rings can be sent out from the ring outlet to be grabbed as required by only putting the whole stack of sample rings into the ring barrel, and the subsequent operation is automatically carried out.
The purging component 10 and the dedusting component 11 are respectively arranged in pairs up and down corresponding to cleaning stations with the quantitative separating and taking device and the feeding hopper down. As shown in FIG. 10, the purge assembly 10 has a lower, raisable mouthpiece 10-2 located above the orifice, the lower mouthpiece 10-2 being positioned at one end of the lifting device 10-1 so that it can be lowered onto the orifice in the upper position as required. The dust removal assembly 11 is provided with a dust collection pipe 11-2 positioned below the feeding hopper, and the dust collection pipe 11-2 is fixed on the lifting slide block 11-1, so that after the quantitative separation is finished and the sample cup and the sample ring are taken away, the blow-off nozzle is lowered, the dust collection pipe is lifted, the leak hole is opened, the blowing and the suction are combined, and the quantitative separation device is automatically cleaned.
The wiping component 5 can adopt the prior art of a plate surface wiping device with application number CN 201910384053.0 and the like, and can also be arranged corresponding to a wiping station of a swinging arm of a tabletting component as shown in figure 12, a driven reel C-3 for placing a dust-free paper roll C-2 is arranged at the upper part of a mounting plate C-1, and a baffle C-3-1 is arranged on the driven reel C-3 through a locking device C-3-2, so that the deviation of a paper tape can be prevented. An inverted triangle winding wheel set is arranged below the driven wheel shaft C-3, wherein the upper left and right rubber covered rollers C-4 and C-5 with shafts are respectively tangent with the lower polyurethane compression roller C-6. A wiping unit C-7 is arranged below the winding wheel set through a lifting air cylinder C-7-1 positioned on the rear side of the mounting plate C-1, the wiping unit C-7 consists of a flat-bottom wiping block C-7-2 and guide rods C-8 respectively positioned on two sides of the wiping block, and the wiping block C-7-2 and the mounting plate C-1 form a vertical moving pair and can be driven by the air cylinder to lift as required. An active reel C-9 is mounted alongside the wiping unit C-7. The mounting plate C-1 is also provided with a meter counter C-10, and a sensing wheel of the meter counter C-10 is tangent to a steering rod C-11 arranged on a winding path. When the automatic wiping device is used, the sample support to be wiped is moved to the position below the wiping component, the wiping block is driven to descend to be attached to the sample support, the motor drives the driving scroll to pull out the dust-free cloth, wiping can be carried out until the length of the paper tape pulled out by the meter counter reaches a set value, a stop signal is sent out to control the motor to stop, and the automatic wiping of the sample support is finished.
The automatic sample pressing process of the multi-material automatic sample pressing machine in the embodiment comprises the following steps: 1) placing the sample cup on the sample cup conveying assembly and inputting the type of the sample cup of the material to be detected to a sample press control system; 2) after the control system judges the quantitative separating device corresponding to the material, when the turret is controlled to drive the quantitative separating device to rotate to the feeding station, the horizontal shaft of the quantitative separating device is adjusted up and down to enable the feeding hopper to be positioned below; then, the sample cup is conveyed to the lower part of the quantitative separating device by a sample cup lifting device of the sample cup conveying assembly and aligned with the feeding funnel, and then the sample cup is inserted into the feeding funnel by jacking; 3) the rotating tower rotates again to enable the quantitative separating and taking device to turn to the separating and taking station, and meanwhile, a horizontal shaft of the quantitative separating and taking device is adjusted up and down to enable the leakage hole to be located below; the upper ring assembly pushes the sample rings from the ring cylinder to the ring supply station, and the sample ring gas claw of the ring grabbing assembly transfers the sample rings from the ring supply station to the ring taking station; the swing arm of the tabletting assembly is transferred to a ring receiving station to receive the sample ring captured by the ring capturing assembly, and then transferred to a material receiving station below the sub-capturing station; the filler feeding assembly rises to enable the sample ring to be attached to the leak hole; the leakage hole is controlled to open and discharge quantitatively; 4) after the material is received, the swing arm of the pressing piece assembly is switched to a pressing piece station between an upper pressing head and a lower pressing head, after the upper pressing head and the lower pressing head are pressed together and press sample separation is completed, a sample outlet sucker on the turret assembly is switched to a sampling station to suck a sample ring after sample pressing, and the sample ring reaches a sample outlet station at the inner end of the sample outlet conveying assembly after the turret rotates again, so that the sample ring after sample pressing falls on the sample outlet conveying assembly to be output; 5) outputting the sample cup according to the original path after the sample preparation is finished, and taking away the sample cup by a robot or a person; 6) and finally, blowing and dust collection are carried out on the quantitative separating device at a cleaning station, and the sample support of the tabletting component is wiped and cleaned at a wiping station.
After the method is adopted, continuous input of a plurality of sample cups and continuous input of a plurality of materials can be made according to the process and the actual production requirement, so that the requirements of various actual process flows are met.
Experiments show that the remarkable advantages of the embodiment can be summarized as follows: 1) the robot is less dependent on automatic integrated operation, so that the influence of human factors on the detection result is avoided; 2) a specific quantitative component is selected for the same type of sample, and a plurality of cleaning means such as scraping, wiping, blowing, negative pressure dust collection and the like are provided after sample preparation, so that cross contamination among samples is effectively avoided, and the accuracy of a detection result is ensured; 3) can automatically complete all preparations before detecting multiple samples and continuous multiple samples, and has ideal adaptability.
In addition to the above embodiments, the present invention may have other embodiments. All technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope of the claims of the present invention.
Claims (12)
1. The utility model provides a many materials automatic sample pressing machine which characterized in that: the automatic sample feeding device comprises a sample cup conveying assembly (7), a sample discharging conveying assembly (9), a rotary table assembly (2), a tabletting assembly (3), a ring grabbing assembly (6) and a liftable filler feeding assembly (8), wherein the sample cup conveying assembly and the sample discharging conveying assembly are arranged on one side of a working table;
the turntable assembly (2) is provided with a turret driven by a vertical rotating shaft, and the periphery of the turret is provided with at least one quantitative separation device and a sample outlet sucker, wherein the quantitative separation device and the sample outlet sucker can be vertically adjusted around a horizontal shaft; the quantitative separating and taking device comprises a feeding funnel matched with the sample cup and a leak hole capable of opening and closing quantitative control discharging, and is provided with a feeding station with the feeding funnel below and a separating and taking station with the leak hole below;
the sample cup conveying assembly (7) comprises a sample cup lifting device capable of carrying out reciprocating conveying along the length direction; the sample cup lifting device is provided with a lifting station which is positioned at the lower part of the quantitative separating device and aligned with the feeding funnel when reaching the inner end in the length direction;
the ring grabbing component (6) comprises a sample ring air claw arranged at the cantilever end of the vertical shaft rotating arm, and the sample ring air claw is provided with a ring placing station after ring taking;
the pressing piece assembly (3) comprises an upper pressing head and a lower pressing head which can move relatively, and further comprises a swing arm with an extending end for placing the sample holder; the swing arm at least comprises a ring receiving station, a material receiving station and a tabletting station, wherein the ring receiving station is positioned below the ring placing station of the sample ring air claw, the material receiving station is positioned below the separating and taking station, and the tabletting station is positioned between the upper pressure head and the lower pressure head;
the filler feeding assembly (8) is located below the dispensing station; the sample outlet sucker is provided with a sampling station and a sample outlet station, wherein the sucker is positioned above the tabletting station, and the sample outlet station is positioned at the inner end of the sample outlet conveying assembly (9).
2. The multi-material automatic sample press according to claim 1, characterized in that: the sample ring pushing device also comprises an upper ring assembly (4) which can push sample rings from the ring cylinder to a ring supply station, wherein the ring supply station is positioned on the rotating arm rotating radius of the ring grabbing assembly; the sample ring gas claw of the ring grabbing component is provided with a ring taking station corresponding to the ring supply station.
3. The multi-material automatic sample press according to claim 2, characterized in that: still including sweeping subassembly (10) and dust removal subassembly (11), the ration is divided and is got the device and still has the leak hole at the upper and lower clearance station of feed hopper, sweep the subassembly and have the blowoff under can rising that is located the leak hole top, the dust removal subassembly has the liftable dust absorption pipe that is located the feed hopper below.
4. The multi-material automatic sample press according to claim 3, characterized in that: the device also comprises a wiping component (5), and the swing arm of the tabletting component is also provided with a wiping station positioned below the wiping component.
5. The multi-material automatic sample press according to claim 4, characterized in that: a lower pressure head is arranged at the lower part of a base of the tabletting component, an upper pressure head positioned at the lower end of a lower pressure cylinder is arranged at the upper part of the tabletting component, a swing arm is hinged at one side of the upper part of the base through a vertical electric rotating shaft, and a sample support is arranged at the extending end of the swing arm; the swing arm is provided with a ring receiving station, a material receiving station, a tabletting station and a wiping station, wherein the ring receiving station is used for enabling the sample holder to be positioned below the ring placing station of the sample ring air claw, the material receiving station is used for enabling the quantitative separating and taking device to be positioned below the separating and taking station, and the tabletting station is arranged between the upper pressure head and the lower pressure head.
6. The multi-material automatic press machine according to any one of claims 1 to 5, characterized in that: the turret is an octagon with four quantitative separating devices uniformly distributed on the periphery, and a sample outlet sucker positioned at the lower end of a lifting cylinder at the front end of the extending arm is arranged between the two quantitative separating devices.
7. The multi-material automatic sample press according to claim 6, characterized in that: the quantitative separation device comprises a shell which is arranged on a rotary cylinder and can rotate around a horizontal shaft, and a feeding hopper which forms a vertical moving pair with the shell is arranged in a vertical central hole of the shell; cup clamping cylinders are respectively arranged on two outer sides of the upper part of the feeding hopper, and the inner diameter of the upper part of the feeding hopper is matched with the outer diameter of the material cup; the lower end of a central hole of the feeding funnel is gradually reduced to form a funnel opening, and a valve rod extending downwards is arranged in the center of the funnel opening; the upper end of a lifting piston of the lifting cylinder is fixedly connected with an excircle at the tapered position of the lower part of a central hole of the feeding hopper; the lower end of the shell is provided with a metering head forming a gradually-reduced leak hole; the central hole of the feeding funnel is connected with the dosing head in a sealing mode through an elastic pipe to form a flexible communication channel.
8. The multi-material automatic sample press according to claim 7, characterized in that: the cup conveying rail in a cantilever shape of the sample cup conveying assembly is supported on the bottom frame, and the sample cup lifting device comprises a cup conveying block with a sample cup platform arranged at the top.
9. The multi-material automatic sample press according to claim 8, characterized in that: the upper end of a vertical shaft of a bottom rotating cylinder of the ring grabbing assembly is connected with a rotating arm, a cantilever end of the rotating arm is provided with a downward sample ring air claw, and the sample ring air claw is provided with a ring taking station and a ring placing station on the same circular arc.
10. The multi-material automatic sample press according to claim 2, characterized in that: a ring moving table is arranged on a bottom support of the upper ring assembly, one end of the ring moving table is provided with a ring cylinder for placing a whole pile of sample rings, and the other end of the ring moving table is provided with a ring outlet; and a top ring cylinder is arranged at the lower part of the ring outlet.
11. The multi-material automatic sample press according to claim 3, characterized in that: the wiping component is arranged corresponding to a wiping station of the swinging arm of the tabletting component, and a driven scroll for placing a dust-free paper roll is arranged at the upper part of the mounting plate; a reverse delta-shaped winding wheel set is arranged below the driven reel, wherein the upper left rubber covered roller and the upper right rubber covered roller are respectively tangent to the lower pressing roller; the lower part of the winding wheel set is provided with a wiping unit through a lifting cylinder, the wiping unit consists of a flat-bottomed wiping block and guide rods respectively positioned on two sides of the wiping block, and the wiping block and the mounting plate form a vertical moving pair.
12. The multi-material automatic sample press according to claim 11, wherein: and a driving reel is arranged beside the wiping unit, a meter counter is arranged on the mounting plate, and a sensing wheel of the meter counter is tangent to a steering rod arranged on a winding path.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656093.9A CN111693350A (en) | 2020-07-09 | 2020-07-09 | Automatic many materials sample pressing machine |
| AU2020217321A AU2020217321B1 (en) | 2020-07-09 | 2020-08-10 | An automatic multi-material sample press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010656093.9A CN111693350A (en) | 2020-07-09 | 2020-07-09 | Automatic many materials sample pressing machine |
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| CN111693350A true CN111693350A (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010656093.9A Pending CN111693350A (en) | 2020-07-09 | 2020-07-09 | Automatic many materials sample pressing machine |
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| Country | Link |
|---|---|
| CN (1) | CN111693350A (en) |
| AU (1) | AU2020217321B1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354311A (en) * | 2021-12-28 | 2022-04-15 | 安徽美诺福科技有限公司 | Rotatable tabletting device |
| CN114803614A (en) * | 2022-06-20 | 2022-07-29 | 浙江恒达仪器仪表股份有限公司 | Full-automatic pretreatment device of aerosol sampling filter membrane |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2220227B1 (en) * | 2003-05-30 | 2006-02-16 | INSTITUTO NACIONAL DE TECNICA AEROESPACIAL "ESTEBAN TERRADAS" | METHOD AND APPARATUS FOR THE DETECTION OF SUBSTANCES OR ANALYTICS FROM THE ANALYSIS OF ONE OR SEVERAL SAMPLES. |
| EP3196653A1 (en) * | 2016-01-22 | 2017-07-26 | Roche Diagnostics GmbH | Sample handling device |
| CN208929716U (en) * | 2018-09-14 | 2019-06-04 | 武汉钢铁有限公司 | Columnar metal sample automatic preparation system |
-
2020
- 2020-07-09 CN CN202010656093.9A patent/CN111693350A/en active Pending
- 2020-08-10 AU AU2020217321A patent/AU2020217321B1/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354311A (en) * | 2021-12-28 | 2022-04-15 | 安徽美诺福科技有限公司 | Rotatable tabletting device |
| CN114354311B (en) * | 2021-12-28 | 2023-09-26 | 安徽美诺福科技有限公司 | Rotatable tabletting device |
| CN114803614A (en) * | 2022-06-20 | 2022-07-29 | 浙江恒达仪器仪表股份有限公司 | Full-automatic pretreatment device of aerosol sampling filter membrane |
Also Published As
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| AU2020217321B1 (en) | 2021-07-01 |
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