CN113945597A - X-ray fluorescence spectrum analysis dry powder sample pressing machine and operation method thereof - Google Patents
X-ray fluorescence spectrum analysis dry powder sample pressing machine and operation method thereof Download PDFInfo
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- CN113945597A CN113945597A CN202111359942.5A CN202111359942A CN113945597A CN 113945597 A CN113945597 A CN 113945597A CN 202111359942 A CN202111359942 A CN 202111359942A CN 113945597 A CN113945597 A CN 113945597A
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- 238000003825 pressing Methods 0.000 title claims abstract description 54
- 239000000843 powder Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000010183 spectrum analysis Methods 0.000 title claims abstract description 7
- 238000004876 x-ray fluorescence Methods 0.000 title claims abstract description 7
- 239000000853 adhesive Substances 0.000 claims description 12
- 230000001070 adhesive effect Effects 0.000 claims description 12
- 238000004458 analytical method Methods 0.000 claims description 12
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000002189 fluorescence spectrum Methods 0.000 claims description 7
- 239000007767 bonding agent Substances 0.000 claims description 2
- 238000004846 x-ray emission Methods 0.000 claims 8
- 238000005070 sampling Methods 0.000 claims 1
- 238000004611 spectroscopical analysis Methods 0.000 claims 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 abstract description 4
- 239000004327 boric acid Substances 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 235000019738 Limestone Nutrition 0.000 description 8
- 239000006028 limestone Substances 0.000 description 8
- 239000004568 cement Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/2202—Preparing specimens therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/22—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material
- G01N23/223—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by measuring secondary emission from the material by irradiating the sample with X-rays or gamma-rays and by measuring X-ray fluorescence
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Abstract
The invention relates to the technical field of dry powder sample preparation, and provides an X-ray fluorescence spectrum analysis dry powder sample pressing machine and an operation method thereof. Through the technical scheme, the problem that the sample and the boric acid are easy to mix together in the related technology is solved.
Description
Technical Field
The invention relates to the technical field of dry powder sample preparation, in particular to a dry powder sample pressing machine for X-ray fluorescence spectrum analysis and an operation method thereof.
Background
In the prior art, when limestone powder and white cement powder are pressed, the limestone powder and the white cement powder are put into a pressing machine in a dry state, firm cake shapes cannot be formed due to the structural properties of the limestone powder and the white cement powder, a sample piece is moved to be loose and broken easily after pressing is finished, and the limestone powder and the white cement powder cannot be moved to an X-ray fluorescence spectrum analyzer for component analysis.
Disclosure of Invention
The invention provides a dry powder sample pressing machine for X-ray fluorescence spectrum analysis and an operation method thereof, which solve the problem that a sample and boric acid are easy to mix together in the related technology.
The technical scheme of the invention is as follows:
the utility model provides a dry powder sample pressure machine of X fluorescence spectral analysis, including set up the main part that has the pressure appearance cavity in the frame, through the drive of pressure unit after slide setting in the first ejector pin of pressure appearance cavity and articulated setting in crossbeam in the frame, the pressure appearance cavity has the feed inlet, the crossbeam has the support piece that goes up and down to set up, the crossbeam rotates after fixed support piece is located the feed inlet top, and the bearing piece slides and sets up in the pressure appearance cavity, first ejector pin butt is in on the bearing piece, still include
The feeding die is arranged at the feeding port and provided with a first feeding channel and a second feeding channel which are concentrically arranged, the second feeding channel is positioned on the outer ring of the first feeding channel, the first feeding channel is used for adding a sample into the sample pressing cavity, the second feeding channel is used for adding an adhesive into the sample pressing cavity,
and the end cover is arranged at the feeding port after the feeding mold is moved away, and the support piece is abutted against the end cover after descending.
As a further technical scheme, the device also comprises a feeding assembly arranged on the rack, the end cover, the feeding mold and the supporting piece are arranged on the rack and positioned below the feeding assembly, and the feeding assembly comprises
The rotating part is rotationally arranged on the frame and is driven to rotate by the power unit,
a feeding bin which is arranged on the rotating part in a sliding way and is positioned above the feeding hole after rotating,
the first grabbing component and the second grabbing component are arranged on the rotating component, the first grabbing component and the second grabbing component are sequentially positioned above the feeding hole after the rotating component rotates, the first grabbing component is used for grabbing the bearing component and the end cover, the second grabbing component is used for grabbing the charging die,
and the second ejector rod is arranged on the rotating part in a sliding manner, the rotating part rotates to be positioned above the feed inlet, and the supporting part is abutted against the end cover through the second ejector rod after the second ejector rod slides.
As a further technical scheme, the first grabbing component comprises a first telescopic piece arranged on the rotating piece, a negative pressure suction head communicated with the negative pressure unit is arranged at the telescopic end of the first telescopic piece, and the negative pressure suction head acts on the bearing piece or the end cover after the first telescopic piece is telescopic.
As a further technical scheme, the second grabbing component comprises a second telescopic piece arranged on the rotating piece, two sliding blocks which are arranged in a sliding mode are symmetrically arranged at the telescopic end of the second telescopic piece, and the sliding blocks are used for clamping the feeding die after sliding.
As a further technical scheme, the feeding bin is provided with a first feeding cavity and a second feeding cavity, the first feeding cavity extends into the first feeding channel after the feeding bin slides, and the second feeding cavity extends into the second feeding channel.
As a further technical scheme, a clamping groove is formed in the discharge port of the second feeding cavity, and the clamping groove is clamped into the pipe wall of the first feeding channel after the feeding bin slides.
As a further technical scheme, the feeding assembly further comprises a vibrating piece which is arranged on the outer wall of the feeding bin.
As a further technical scheme, the first grabbing component and the second grabbing component are provided with two components and are arranged on the rotating component, and the components, the feeding bin, the second grabbing component, the first grabbing component and the second ejector rod are sequentially arranged on the rotating component according to the sequence of the first grabbing component, the second grabbing component, the feeding bin, the second grabbing component, the first grabbing component and the second ejector rod.
An operation method of an X fluorescence spectrum analysis dry powder sample pressing machine, which uses the X fluorescence spectrum analysis dry powder sample pressing machine, comprises the following steps:
A. rotating the cross beam, placing the bearing piece on a first ejector rod in the sample pressing cavity, fixing the cross beam above the feeding hole, and placing the feeding mold at the feeding hole;
B. adding a sample into the first feeding channel, adding an adhesive into the second feeding channel, and cleaning residues on the inner wall of the second feeding channel into a sample pressing cavity through a cleaning unit;
C. taking away the feeding die, placing the end cover at the feeding port, and adjusting the height of the supporting piece to enable the supporting piece to be abutted against the end cover;
D. opening the pressure unit to enable the first ejector rod to slide in the sample pressing cavity, and enabling the first ejector rod to apply force to the supporting piece to enable the supporting piece to be close to the end cover, so that a sample is formed;
E. and closing the pressure unit, adjusting the height of the supporting piece, taking away the end cover, opening the pressure unit, ejecting the supporting piece out of the sample pressing cavity through the first ejector rod, and taking out the molded sample.
As a further technical scheme, the step A also comprises
The bearing piece is adsorbed through the first negative pressure suction head that snatchs on the subassembly, rotates the back and makes the bearing piece be located the feed inlet top, and the first flexible subassembly of rethread is put into the bearing piece and is pressed the appearance cavity, rotates the piece and continues to rotate, makes and snatchs the reinforced mould that the slider clamp on the subassembly was got through the second and be located the feed inlet top, places reinforced mould in feed inlet department through the flexible subassembly of second, rotates the piece and continues to rotate, and the second snatchs the subassembly and keeps away from the feed inlet top.
As a further technical scheme, the step B also comprises
The rotation piece rotates the back and adds the feed bin and is located reinforced mould top, add on the pipe wall of feed bin slip back draw-in groove card income first feedstock channel, add the bonding agent in adding sample and the second feedstock channel respectively simultaneously to first feedstock channel through first reinforced cavity and the reinforced cavity of second, will be located the surplus on the second feedstock channel inner wall through the vibrating piece and clear up to pressing the appearance cavity through cleaning the unit, reinforced completion back, add the feed bin and keep away from reinforced mould, the rotation piece continues to rotate, make and add the feed bin and keep away from the feed inlet top.
As a further technical solution, the step C further comprises
Rotate the piece and rotate the back second and snatch the subassembly and be located the feed inlet top, the second snatchs the reinforced mould that will be located feed inlet department through the slider after the second extensible member of subassembly is flexible and presss from both sides tightly, the flexible reinforced mould that promotes of second extensible member, it continues to rotate and makes reinforced mould keep away from the feed inlet top to rotate the piece, and make the first subassembly that snatchs of absorbing the end cover be located the feed inlet top, make the end cover place in feed inlet department through first extensible member, it continues to rotate to the feed inlet top to rotate the second ejector pin, support piece passes through the butt of second ejector pin on the end cover, it places reinforced mould at the assigned position to rotate the back.
As a further technical scheme, the step E also comprises
Closing the pressure unit, enabling the first ejector rod to move downwards, enabling the rotating part to rotate to enable the second ejector rod to be far away from the upper portion of the feeding hole, enabling the rotating part to continue to rotate to enable the first grabbing component to be located above the feeding hole, enabling the negative pressure suction head to adsorb the end cover through the first telescopic piece, enabling the end cover to be far away from the feeding hole through the first telescopic piece, enabling the rotating part to continue to rotate, enabling the first grabbing component to be far away from the upper portion of the feeding hole, then opening the pressure unit, enabling the supporting piece to be ejected out of the sample pressing cavity through the first ejector rod, and taking out a formed sample.
The working principle and the beneficial effects of the invention are as follows:
in the prior art, when dry limestone powder and white cement powder are pressed, because the properties of materials determine that a firm sample wafer cannot be formed after the pressing is finished, the sample wafer is easy to loosen and break after moving, and needs to be formed into a firm cake shape for stable analysis.
Based on above reason, this scheme is fixed through seeking to realize whole sample wafer with the adhesive setting in the periphery of sample wafer, because sample wafer nature decides, can form stable pie sample wafer when materials such as dry limestone powder receive the extrusion of zhou huan after fixed, good stability has, and be the sample in order to realize the center, the zhou huan is the structure of adhesive, a reinforced mould has been designed, realize this kind of structure through manual operation relatively, it is even and inside characteristics for complete cake to have the outer loop, make the structure have better stability, and the laboratory has more orderly and effective sample cake, great promotion has to the experimental result, and manual operation leads to the unstable condition of sample wafer to take place easily, influence work efficiency.
In the invention, in order to solve the problem that a sample and boric acid are easy to mix together in the related technology, an X fluorescence spectrum analysis dry powder sample pressing machine is designed, and by adding a feeding mold, when an operator uses the sample pressing machine, the integrity of the inner and outer ring structures is realized without manual measurement and calculation, so that a confinement ring with a circular outer ring and a round cake with convenient detection in the inner part are achieved, the experiment is more accurate, the operation efficiency is improved, and the time cost is saved.
Firstly, rotating a cross beam, placing a bearing piece on a first ejector rod in a sample pressing cavity, fixing the cross beam above a feeding hole, and placing a feeding mold at the feeding hole; adding a sample into the first feeding channel, adding an adhesive into the second feeding channel, and cleaning residues on the inner wall of the second feeding channel into a sample pressing cavity through a cleaning unit; taking away the feeding die, placing the end cover at the feeding port, and adjusting the height of the supporting piece to enable the supporting piece to be abutted against the end cover; opening the pressure unit to enable the first ejector rod to slide in the sample pressing cavity, and enabling the first ejector rod to apply force to the supporting piece to enable the supporting piece to be close to the end cover, so that a sample is formed; and closing the pressure unit, adjusting the height of the supporting piece, taking away the end cover, opening the pressure unit, ejecting the supporting piece out of the sample pressing cavity through the first ejector rod, and taking out the molded sample. Make the operation more simple and convenient and practical through reinforced mould, have great promotion to the accuracy of experimental result of experimental efficiency.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an isometric view of the present invention;
FIG. 3 is a schematic view of the structure of the feeding chamber of the present invention;
FIG. 4 is a schematic diagram of the structure of the position of the sample pressing cavity according to the present invention;
in the figure: 1. the device comprises a rack, 2, a sample pressing cavity, 3, a main body, 4, a pressure unit, 5, a first ejector rod, 6, a cross beam, 7, a feed inlet, 8, a supporting piece, 9, a supporting piece, 10, a charging mould, 11, a first feed channel, 12, a second feed channel, 13, an end cover, 14, a charging component, 15, a rotating piece, 16, a charging bin, 17, a first grabbing component, 18 and a second grabbing component, 19, a second ejector rod, 20, a first telescopic piece, 21, a negative pressure unit, 22, a negative pressure sucker, 23, a second telescopic piece, 24, a sliding block, 25, a first charging cavity, 26 and a second charging cavity, 27, a clamping groove, 28, a pipe wall, 29 and a vibrating piece.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 4, the present embodiment proposes
The utility model provides a dry powder sample pressure machine of X fluorescence spectrum analysis, including setting up the main part 3 that has pressure appearance cavity 2 in frame 1, slide the setting after 4 drives through pressure unit and set up at first ejector pin 5 of pressing appearance cavity 2 and articulated crossbeam 6 that sets up in frame 1, pressure appearance cavity 2 has feed inlet 7, crossbeam 6 has support piece 8 that the lift set up, crossbeam 6 rotates fixed back support piece 8 and is located feed inlet 7 top, supporting piece 9 slides and sets up in pressing appearance cavity 2, first ejector pin 5 butt is on supporting piece 9, still include and press appearance cavity 2, the machine further comprises
A feeding die 10 arranged at the feeding hole 7, the feeding die 10 having a first feeding channel 11 and a second feeding channel 12 concentrically arranged, the second feeding channel 12 being located outside the first feeding channel 11, the first feeding channel 11 being used for feeding a sample into the sample pressing cavity 2, the second feeding channel 12 being used for feeding an adhesive into the sample pressing cavity 2,
an end cover 13, the end cover 13 is arranged at the feed opening 7 after the feeding die 10 is removed, and the supporting piece 8 is abutted on the end cover 13 after descending.
In the prior art, when dry limestone powder and white cement powder are pressed, because the properties of materials determine that a firm sample wafer cannot be formed after the pressing is finished, the sample wafer is easy to loosen and break after moving, and needs to be formed into a firm cake shape for stable analysis.
Based on above reasons, this scheme is through seeking to realize the fixed of whole sample wafer with the adhesive setting in the periphery of sample wafer, because sample wafer nature decides, can form stable pie sample wafer when materials such as dry limestone powder receive the extrusion of zhou huan after fixed, good stability has, and be the sample in order to realize the center, the zhou huan is the structure of adhesive, a reinforced mould 10 has been designed, realize this kind of structure through manual operation relatively, the characteristics that the outer loop is even and inside is complete cake have, make the structure have better stability, and the laboratory has more orderly and effective sample cake, great promotion has to the experimental result, and manual operation leads to the unstable condition of sample wafer to take place easily, influence work efficiency.
In the embodiment, in order to solve the problem that a sample and boric acid are easy to mix together in the related technology, an X fluorescence spectrum analysis dry powder sample press is designed, and by adding the feeding mold 10, when an operator uses the sample press, the integrity of the inner and outer ring structures is realized without manual measurement and calculation, so that a confinement ring with a circular outer ring and a round cake with convenient detection in the inner part are achieved, the experiment is more accurate, the operation efficiency is improved, and the time cost is saved.
Specifically, firstly, a cross beam 6 is rotated, a supporting piece 9 is placed on a first ejector rod 5 in a sample pressing cavity 2, the cross beam 6 is fixed above a feeding hole 7, and a feeding mold 10 is placed at the feeding hole 7; adding a sample into the first feeding channel 11, adding an adhesive into the second feeding channel 12, and cleaning residues on the inner wall of the second feeding channel 12 into the sample pressing cavity 2 through a cleaning unit; taking the feeding die 10 away, placing the end cover 13 at the feed inlet 7, and adjusting the height of the support member 8 to enable the support member 8 to abut against the end cover 13; opening the pressure unit 4 to enable the first ejector rod 5 to slide in the sample pressing cavity 2, and enabling the first ejector rod 5 to apply force to the supporting piece 9 close to the end cover 13 to enable the sample to be molded; and closing the pressure unit 4, adjusting the height of the supporting piece 8, taking away the end cover 13, opening the pressure unit 4, ejecting the supporting piece 9 out of the sample pressing cavity 2 through the first ejector rod 5, and taking out the molded sample. Make the operation more simple and convenient and practical through reinforced mould 10, have great promotion to the accuracy of experimental result of experimental efficiency.
Further, the feeding device also comprises a feeding assembly 14 arranged on the machine frame 1, an end cover 13, a feeding die 10 and a supporting piece 9 are arranged on the machine frame 1 and positioned below the feeding assembly 14, and the feeding assembly 14 comprises
A rotating part 15 which is rotatably arranged on the frame 1 and is driven to rotate by a power unit,
a feeding bin 16 which is arranged on the rotating part 15 in a sliding way and is positioned above the feeding hole 7 after rotating,
the first grabbing component 17 and the second grabbing component 18 are arranged on the rotating component 15, the first grabbing component 17 and the second grabbing component 18 are sequentially positioned above the feeding hole 7 after the rotating component 15 rotates, the first grabbing component 17 is used for grabbing the bearing part 9 and the end cover 13, the second grabbing component 18 is used for grabbing the charging die 10,
and the second ejector rod 19 is arranged on the rotating part 15 in a sliding manner, the second ejector rod 19 is positioned above the feeding hole 7 after the rotating part 15 rotates, and the supporting piece 8 abuts against the end cover 13 after the second ejector rod 19 slides.
In the embodiment, in order to make the operator more conveniently and efficiently realize the manufacture of the sample wafer, a semi-automatic structure is designed, specifically, by adding the rotating member 15, when the rotating member 15 rotates, the first grabbing component 17 on the rotating member 15 grabs the supporting member 9 arranged on the rack 1, after rotating, the supporting member 9 is placed in the sample pressing cavity 2, the second grabbing component 18 grabbing the feeding mold 10 is rotated to the upper side of the feeding hole 7 by the continuous rotation of the rotating member 15, the feeding mold 10 is placed on the feeding hole 7, then the feeding bin 16 is rotated to the upper side of the feeding mold 10 by the rotation of the rotating member 15 and is fed to the inside, the feeding is more stable and uniform by the control of the feeding bin 16, after feeding, the rotating member 15 rotates to make the second grabbing component 18 grab the feeding mold 10 and then place the feeding mold at a specified position, and the rotating member 15 continues rotating, make first subassembly 17 of snatching place feed inlet 7 department after snatching end cover 13, place back and rotate piece 15 and continue to rotate and make second ejector pin 19 be located the charge door top, simultaneously because second ejector pin 19 is the overlap joint on rotating piece 15, when pressure unit 4 upwards applys pressure, accessible end cover 13 butt is at second ejector pin 19, this kind of mode of butt on support piece 8 after second ejector pin 19 slides, make end cover 13 and supporting 9 extrude the sample wafer, second ejector pin 19 can not exert the effort to rotating piece 15 simultaneously, make the structure more stable and safe. The situation that the thickness of the sample wafer is not uniform due to manual operation can be avoided during feeding due to the addition of the feeding bin 16, and meanwhile, the structure of the sample wafer is more stable and uniform, so that the accuracy of an experimental result and the efficiency of sample wafer manufacturing are greatly improved.
Further, the first grabbing assembly 17 comprises a first telescopic member 20 arranged on the rotating member 15, a negative pressure suction head 22 communicated with the negative pressure unit 21 is arranged at the telescopic end of the first telescopic member 20, and the negative pressure suction head 22 acts on the bearing member 9 or the end cover 13 after the first telescopic member 20 is telescopic.
In this embodiment, a first grabbing assembly 17 is designed for realizing grabbing of the end cover 13 and the supporting member 9, because the surfaces of the end cover 13 and the supporting member 9 are planes, the supporting member 9 and the end cover 13 can be effectively adsorbed on the first grabbing assembly 17 through a negative pressure suction head 22 arranged on the first grabbing assembly 17, the structure is simple and easy to maintain, a groove can be formed below the supporting member 9, so that the pressure unit 4 can apply an acting force when ejecting the supporting member 9 out of a sample pressing space, the first grabbing assembly 17 can also be provided with a starting clamping plate, but points which do not have a convenient effect on the supporting member 9 and the end cover 13 require the clamping plate to be opened and closed at a large angle to grab the supporting member 9 and the end cover 13, and a large space is needed to realize the process, and the scheme has the characteristics of compact structure and convenient operation.
Further, the second grabbing component 18 comprises a second telescopic part 23 arranged on the rotating part 15, two sliding blocks 24 arranged in a sliding manner are symmetrically arranged at the telescopic end of the second telescopic part 23, and the sliding blocks 24 are used for clamping the feeding mold 10 after sliding.
In this embodiment, because reinforced mould 10 has inside and outside cavity, inside and outside cavity has the inner wall, realizes getting the effect of pressing from both sides through setting up two sliders 24 on second extensible member 23, makes two sliders 24 press from both sides the inner wall of getting reinforced mould 10, because the inner wall diameter is less, can effectually snatch the inner wall, and uses negative pressure suction head 22 to need set up the adsorption equipment of side direction, and the structure is complicated, and the maintenance degree of difficulty is higher, can use start-up splint simultaneously also can realize this operation. The scheme is more complete, and the sample wafer can be manufactured more efficiently.
Further, the feeding bin 16 has a first feeding cavity 25 and a second feeding cavity 26, the first feeding cavity 25 extends into the first feeding channel 11 after the feeding bin 16 slides, and the second feeding cavity 26 extends into the second feeding channel 12.
In this embodiment, designed one kind and add feed bin 16, made reinforced more convenient, put into the pressure appearance space through regular time quantitative even with raw and other materials, made the quality of sample piece higher, further promoted experiment testing result's accuracy.
Furthermore, the discharge port of the second feeding cavity 26 is provided with a clamping groove 27, and the clamping groove 27 is clamped on the pipe wall 28 of the first feeding channel 11 after the feeding bin 16 slides.
In this embodiment, in order to make reinforced storehouse 16 and reinforced mould 10 have better cooperation, set up draw-in groove 27, draw-in groove 27 card is established on first feedstock channel 11's pipe wall 28 after reinforced storehouse 16 descends, and the phenomenon of mixing appears in inside and outside raw and other materials can effectually be avoided, has further optimized the scheme, makes the structure more stable and effective simultaneously.
Further, the feeding assembly 14 further includes a vibrating member 29 disposed on an outer wall of the feeding bin 16.
In this embodiment, in order to realize that raw materials can completely enter the sample pressing space, the vibrating member 29 is arranged, and the raw materials attached to the inner wall are all vibrated down by the vibration of the vibrating member 29, so that the content of the sample wafer is closer to a theoretical value, and the experimental result is further improved.
Further, the first grabbing component 17 and the second grabbing component 18 are provided with two components and are all arranged on the rotating component 15, and the components are sequentially arranged on the rotating component 15 according to the sequence of the first grabbing component 17, the second grabbing component 18, the feeding bin 16, the second grabbing component 18, the first grabbing component 17 and the second push rod 19.
In this embodiment, in order to realize better semi-automatization operation, the more efficient realization is pressed appearance and is operated, the order of subassembly has been set up, the subassembly 17 is snatched according to first, the subassembly 18 is snatched to the second, add feed bin 16, the subassembly 18 is snatched to the second, the first order of snatching subassembly 17 and second ejector pin 19 sets gradually on rotating piece 15, can be according to actual process will realize required operation in proper order, make the operation more effective and orderly, can further practice thrift the time of operation and promote and press appearance efficiency.
An operation method of an X fluorescence spectrum analysis dry powder sample pressing machine comprises the following steps:
A. rotating the cross beam 6, placing the bearing piece 9 on the first ejector rod 5 in the sample pressing cavity 2, fixing the cross beam 6 above the feed inlet 7, and placing the feeding mold 10 at the feed inlet 7;
B. adding a sample into the first feeding channel 11, adding an adhesive into the second feeding channel 12, and cleaning residues on the inner wall of the second feeding channel 12 into the sample pressing cavity 2 through a cleaning unit;
C. taking the feeding die 10 away, placing the end cover 13 at the feed inlet 7, and adjusting the height of the support member 8 to enable the support member 8 to abut against the end cover 13;
D. opening the pressure unit 4 to enable the first ejector rod 5 to slide in the sample pressing cavity 2, and enabling the first ejector rod 5 to apply force to the supporting piece 9 close to the end cover 13 to enable the sample to be molded;
E. and closing the pressure unit 4, adjusting the height of the supporting piece 8, taking away the end cover 13, opening the pressure unit 4, ejecting the supporting piece 9 out of the sample pressing cavity 2 through the first ejector rod 5, and taking out the molded sample.
Further, the step A also comprises
The supporting part 9 is adsorbed through the first negative pressure suction head 22 of grabbing on the subassembly 17, rotate 15 and make the supporting part 9 be located feed inlet 7 top after rotating, put into pressure appearance cavity 2 with supporting part 9 through first flexible subassembly, it continues to rotate 15, make and snatch the reinforced mould 10 that 24 clamps of slider on the subassembly 18 were got through the second and be located feed inlet 7 top, place reinforced mould 10 in feed inlet 7 department through the flexible subassembly of second, it continues to rotate 15, the second snatchs subassembly 18 and keeps away from feed inlet 7 top.
Further, step B also includes
Rotating member 15 rotates back and adds feed bin 16 and is located reinforced mould 10 top, add feed bin 16 slip back draw-in groove 27 card and go into on the pipe wall 28 of first feedstock channel 11, add the sample simultaneously in first feedstock channel 11 and add the adhesive in second feedstock channel 12 respectively through first reinforced cavity 25 and second reinforced cavity 26, will be located the remaining through cleaning the unit clearance to pressing appearance cavity 2 on the second feedstock channel 12 inner wall through vibrating piece 29, reinforced completion back, add feed bin 16 and keep away from reinforced mould 10, rotating member 15 continues to rotate, make add feed bin 16 and keep away from feed inlet 7 top.
Further, step C also includes
The second of rotating 15 rotation snatchs subassembly 18 and is located feed inlet 7 top, the second snatchs subassembly 18's second extensible member 23 after flexible will be located feed inlet 7 reinforced mould 10 clamp tightly through slider 24, the flexible reinforced mould 10 that promotes of second extensible member 23, it makes reinforced mould 10 keep away from feed inlet 7 top to rotate 15 to continue to rotate, and make the first subassembly 17 of snatching of sucking end cover 13 be located feed inlet 7 top, make end cover 13 place feed inlet 7 department through first extensible member 20, rotate 15 and continue to rotate, rotate second ejector pin 19 to feed inlet 7 top, support piece 8 passes through second ejector pin 19 butt on end cover 13, rotate 15 and place reinforced mould 10 at the assigned position after the back.
Further, step E also includes
Closing the pressure unit 4, moving the first ejector rod 5 downwards, rotating the rotating piece 15 to enable the second ejector rod 19 to be away from the upper part of the feed port 7, enabling the rotating piece 15 to continuously rotate to enable the first grabbing component 17 to be located above the feed port 7, enabling the negative pressure suction head 22 to adsorb the end cover 13 through the first telescopic piece 20, enabling the first telescopic piece 20 to drive the end cover 13 to be away from the feed port 7, enabling the rotating piece 15 to continuously rotate to enable the first grabbing component 17 to be away from the upper part of the feed port 7, opening the pressure unit 4, ejecting the bearing piece 9 out of the sample pressing cavity 2 through the first ejector rod 5, and taking out a formed sample.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a dry powder sample press machine of X fluorescence spectrum analysis, including set up main part (3) that have pressure appearance cavity (2) on frame (1), through pressure unit (4) drive back slip set up in first ejector pin (5) of pressure appearance cavity (2) and articulated setting are in crossbeam (6) on frame (1), pressure appearance cavity (2) have feed inlet (7), crossbeam (6) have support piece (8) that go up and down to set up, crossbeam (6) rotate after fixed support piece (8) are located feed inlet (7) top, and support piece (9) slip set up in pressure appearance cavity (2), first ejector pin (5) butt is in on support piece (9), its characterized in that, still include and press appearance cavity (2) in the setting, first ejector pin (5) butt
The feeding die (10) is arranged at the feed inlet (7), the feeding die (10) is provided with a first feeding channel (11) and a second feeding channel (12) which are concentrically arranged, the second feeding channel (12) is positioned on the outer ring of the first feeding channel (11), the first feeding channel (11) is used for adding a sample into the sample pressing cavity (2), the second feeding channel (12) is used for adding a bonding agent into the sample pressing cavity (2),
the end cover (13) is arranged at the feed inlet (7) after the feeding die (10) is moved away, and the support piece (8) is abutted against the end cover (13) after descending.
2. The dry powder sample presser for X-ray fluorescence spectroscopy according to claim 1, further comprising a loading assembly (14) disposed on the machine frame (1), wherein the end cap (13), the loading die (10) and the support member (9) are disposed on the machine frame (1) and below the loading assembly (14), and the loading assembly (14) comprises
A rotating part (15) which is rotationally arranged on the frame (1) and is driven to rotate by a power unit,
a feeding bin (16) which is arranged on the rotating part (15) in a sliding way and is positioned above the feeding hole (7) after rotating,
the first grabbing component (17) and the second grabbing component (18) are arranged on the rotating component (15), the first grabbing component (17) and the second grabbing component (18) are sequentially located above the feeding hole (7) after the rotating component (15) rotates, the first grabbing component (17) is used for grabbing the bearing piece (9) and the end cover (13), the second grabbing component (18) is used for grabbing the charging die (10),
the second ejector pin (19) is arranged on the rotating part (15) in a sliding mode, the rotating part (15) rotates, the second ejector pin (19) is located above the feeding hole (7), and the supporting part (8) is abutted to the end cover (13) through the second ejector pin (19) after the second ejector pin (19) slides.
3. The machine for pressing and sampling dry powder samples for X-ray fluorescence spectrum analysis according to claim 2, characterized in that the first grabbing component (17) comprises a first telescopic member (20) arranged on the rotating member (15), a negative pressure suction head (22) communicated with a negative pressure unit (21) is arranged on the telescopic end of the first telescopic member (20), and the negative pressure suction head (22) acts on the bearing member (9) or the end cover (13) after the first telescopic member (20) is telescopic.
4. The sample press for dry powder sample for X-ray fluorescence spectroscopy as claimed in claim 2, wherein the second gripping assembly (18) comprises a second telescopic member (23) arranged on the rotating member (15), two sliding blocks (24) arranged in a sliding manner are symmetrically arranged on the telescopic end of the second telescopic member (23), and the sliding blocks (24) are used for gripping the charging die (10) after sliding.
5. The sample press for dry powder X-ray fluorescence spectroscopy as claimed in claim 2, wherein said feed chamber (16) has a first feed chamber (25) and a second feed chamber (26), said first feed chamber (25) extending into said first feed channel (11) and said second feed chamber (26) extending into said second feed channel (12) after said feed chamber (16) has been slid.
6. The dry powder sample presser for X-ray fluorescence spectroscopy according to claim 5, wherein a clamping groove (27) is formed at the discharge port of the second feeding cavity (26), and the clamping groove (27) is clamped on the pipe wall (28) of the first feeding channel (11) after the feeding bin (16) slides.
7. The machine for pressing dry powder samples for X-ray fluorescence spectroscopy as claimed in claim 2, wherein said loading assembly (14) further comprises a vibrating member (29) disposed on the outer wall of said loading chamber (16).
8. The X fluorescence spectroscopic analysis dry powder sample press as claimed in claim 2, wherein the first gripping assembly (17) and the second gripping assembly (18) are provided in two and are provided on the rotary member (15), and are provided on the rotary member (15) in the order of the first gripping assembly (17), the second gripping assembly (18), the feed bin (16), the second gripping assembly (18), the first gripping assembly (17) and the second ram (19).
9. A method of operating an X-ray fluorescence spectroscopy analysis dry powder sample press using an X-ray fluorescence spectroscopy analysis dry powder sample press according to any one of claims 1 to 8, comprising the steps of:
A. rotating the cross beam (6), placing the bearing piece (9) on the first ejector rod (5) in the sample pressing cavity (2), fixing the cross beam (6) above the feeding hole (7), and placing the feeding mold (10) at the feeding hole (7);
B. adding a sample into the first feeding channel (11), adding an adhesive into the second feeding channel (12), and cleaning residues on the inner wall of the second feeding channel (12) into the sample pressing cavity (2) through a cleaning unit;
C. taking the feeding die (10) away, placing the end cover (13) at the position of the feeding hole (7), and adjusting the height of the supporting piece (8) to enable the supporting piece (8) to abut against the end cover (13);
D. opening the pressure unit (4) to enable the first ejector rod (5) to slide in the sample pressing cavity (2), and enabling the first ejector rod (5) to apply force to the supporting piece (9) close to the end cover (13) to enable the sample to be molded;
E. closing the pressure unit (4), adjusting the height of the supporting piece (8), taking away the end cover (13), opening the pressure unit (4), ejecting the bearing piece (9) out of the sample pressing cavity (2) through the first ejector rod (5), and taking out the molded sample.
10. The method of claim 9, wherein step a further comprises the step of operating a dry powder sample press for X-ray fluorescence spectroscopy
Support piece (9) adsorb through first negative pressure suction head (22) of snatching on subassembly (17), it makes support piece (9) be located feed inlet (7) top to rotate piece (15) and rotate the back, put into pressure appearance cavity (2) through first flexible subassembly with support piece (9), it continues to rotate piece (15), make and snatch reinforced mould (10) of getting to be located feed inlet (7) top slider (24) clamp on subassembly (18) through the second, place reinforced mould (10) in feed inlet (7) department through the flexible subassembly of second, it continues to rotate piece (15), the second snatchs subassembly (18) and keeps away from feed inlet (7) top.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118168884A (en) * | 2024-05-14 | 2024-06-11 | 中国科学院过程工程研究所 | Powder pressing and detecting sample feeding device |
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