CN220305336U

CN220305336U - Powder sample adding equipment and experimental system

Info

Publication number: CN220305336U
Application number: CN202321401716.3U
Authority: CN
Inventors: 李伟波; 侯安新; 麦瑞彬; 王剑; 阚述贤
Original assignee: Shenzhen Jingtai Technology Co Ltd
Current assignee: Shenzhen Jingtai Technology Co Ltd
Priority date: 2023-06-02
Filing date: 2023-06-02
Publication date: 2024-01-05
Anticipated expiration: 2033-06-02

Abstract

The application relates to powder sample adding equipment and an experimental system. The powder sample adding device comprises: the device comprises a base, a powder barrel storage device, a sample adding device and a carrying device, wherein the powder barrel storage device, the sample storage device and the sample adding device are arranged on the base and distributed around the carrying device; the sample adding device comprises a sample adding module and a weighing module, wherein the sample adding module is used for adding powder in a powder barrel positioned on the sample adding module into a sample container positioned on the weighing module, and the weighing module is used for weighing the sample container; the handling device is used for handling the powder bucket between the powder bucket storage device and the sampling module, and is also used for handling the sample container between the sample storage device and the weighing module. According to the scheme, full automation of powder sample addition can be realized, and the sample addition efficiency and precision are improved.

Description

Powder sample adding equipment and experimental system

Technical Field

The application relates to the technical field of automation equipment, in particular to powder sample adding equipment and an experimental system.

Background

When biochemical experiments are carried out in pharmaceutical, chemical enterprises, university institutions and other units, powder is sometimes required to be added into a sample, and the powder is contained in a powder barrel. In the related art, when the powder adding process is performed, powder is usually added into a sample manually, so that the efficiency is low, the precision is low, and the experimental result is influenced. Accordingly, there is a need in the art for a device that automatically adds powder to a sample.

Disclosure of Invention

In order to solve or partially solve the problems existing in the related art, the application provides powder sample adding equipment and an experimental system, which can realize full automation of powder sample adding and improve sample adding efficiency and precision.

The first aspect of the present application provides a powder sample application device, comprising: the device comprises a base, a powder barrel storage device, a sample adding device and a carrying device, wherein the powder barrel storage device, the sample storage device and the sample adding device are arranged on the base and distributed around the carrying device; the powder barrel storage device is used for storing powder barrels; the sample storage device is used for storing a sample container for containing powder; the sample adding device comprises a sample adding module and a weighing module, wherein the sample adding module is used for adding powder in a powder barrel positioned on the sample adding module into a sample container positioned on the weighing module, and the weighing module is used for weighing the sample container; the handling device is used for handling the powder bucket between the powder bucket storage device and the sampling module, and is also used for handling the sample container between the sample storage device and the weighing module.

A second aspect of the present application provides an experimental system comprising a powder loading apparatus as described above.

The technical scheme that this application provided can include following beneficial effect: when powder application of sample, handling device removes the powder bucket on the powder bucket strorage device to the module of adding sample to remove sample storage device's sample container to weighing module, the module of adding sample adds the powder that is located in the powder bucket of module of adding sample and accomplishes the full automatization operation of powder application of sample in the sample container that is located on weighing module, weighing module can carry out the accurate weighing to the volume of adding the powder, has consequently improved the efficiency and the precision of application of sample.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The foregoing and other objects, features and advantages of the application will be apparent from the following more particular descriptions of exemplary embodiments of the application as illustrated in the accompanying drawings wherein like reference numbers generally represent like parts throughout the exemplary embodiments of the application.

FIG. 1 is a schematic view of a powder sample application apparatus according to an embodiment of the present application;

FIG. 2 is another schematic view of the powder sample application device according to the embodiment of the present application, wherein the frame body and the switch door are hidden;

FIG. 3 is a schematic view of the sample application device according to the embodiment of the present application;

FIG. 4 is a schematic structural view of a sample loading mechanism according to an embodiment of the present application;

FIG. 5 is a schematic view of a powder bowl and a powder bowl support according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of a powder bucket storage device according to an embodiment of the present disclosure;

FIG. 7 is a schematic view of the powder bucket storage device of FIG. 6 after placement of a powder bucket;

FIG. 8 is a schematic view of a storage assembly according to an embodiment of the present application;

FIG. 9 is a schematic structural view of a telescoping plate assembly shown in an embodiment of the present application;

FIG. 10 is a schematic view of a jaw mechanism and container rack configuration as shown in an embodiment of the present application;

FIG. 11 is a schematic view of the jaw mechanism of FIG. 10;

FIG. 12 is a schematic view of the first and second clamping arms of the jaw mechanism of FIG. 10;

FIG. 13 is a schematic view of the drive member of the jaw mechanism of FIG. 10;

FIG. 14 is a schematic view of another jaw mechanism shown in an embodiment of the present application;

FIG. 15 is a side elevational schematic view of the jaw mechanism shown in FIG. 14;

FIG. 16 is a schematic bottom view of the jaw mechanism shown in FIG. 14;

fig. 17 is a schematic view of the jaw mechanism and container stand of fig. 14.

Reference numerals:

100-powder barrel storage device, 1-storage assembly, 11-expansion plate assembly, 111-expansion outer plate, 111a chute, 112-expansion inner plate, 12-storage bracket, 121-bearing position, 122-U-shaped opening, 123-supporting plate, 124-flange, 120-baffle, 13-first connecting column and 14-second connecting column;

200-powder barrels, 210-powder barrel supports, 220-powder barrel grabbing rods;

300-sample storage device, 310-material placement plate, 320-container rack, 330-clamping jaw grab bar;

400-sample adding device;

410-sample adding modules, 4100-sample adding units, 4110-fixed substrates, 4112-powder barrel bearing pieces, 4120-powder adding pieces, 4130-stirring driving pieces, 4140-pressing driving pieces, 4150-fixed brackets, 4160-micro-vibration assemblies and 4170-wiring mechanisms;

420-a weighing module, 421-a balance, 422-a bearing platform and 423-a horizontal driving mechanism;

500-a handling device, 510-a movement mechanism;

520-jaw mechanism, 521-driving member, 5211-body, 5212-connecting member, 5213-first threaded hole, 5214-pin hole, 522-first clamping arm, 5221-first clamping slot, 523-second clamping arm, 5231-second clamping slot, 524-first finger, 525-second finger, 528-second threaded hole;

530-clamping jaw mechanism, 531-bearing plate, 532-driving piece, 533-transmission piece, 5331-sliding piece, 5332-first connecting block, 5333-guide shaft, 5334-elastic piece, 534-first clamping jaw, 535-second clamping jaw, 537-lead screw, 538-lead screw nut, 539-second connecting block, 5350-connecting seat, 5394-linear guide rail, 5301-position sensor, 5302-sensing piece;

600-a powder barrel middle rotating frame, 700-a frame body, 800-a switch door, 910-an operation panel, 920-a code scanning device and 930-a base.

Detailed Description

Embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

It should be understood that although the terms "first," "second," "third," etc. may be used herein to describe various information, these information should not be limited by these terms. These terms are only used to distinguish one type of information from another. For example, a first message may also be referred to as a second message, and similarly, a second message may also be referred to as a first message, without departing from the scope of the present application. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present application, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present application and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present application.

Unless specifically stated or limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and may be, for example, fixedly connected or detachably connected or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

To above-mentioned problem, the embodiment of the application provides a powder application of sample equipment and experimental system, can realize the full automatization of powder application of sample, improves the efficiency and the precision of application of sample.

The following describes the technical scheme of the embodiments of the present application in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the embodiment of the present application provides a powder sample loading apparatus, which includes a base 930, a powder barrel storage device 100 disposed on the base 930, a sample storage device 300, a loading device 400, and a handling device 500, where the powder barrel storage device 100, the sample storage device 300, and the loading device 400 are distributed around the handling device 500.

Wherein, the powder barrel storage device 100 is used for storing the powder barrels 200, and the sample storage device 300 is used for storing sample containers for containing powder; the sample loading device 400 comprises a sample loading module 410 and a weighing module 420, wherein the weighing module 420 is used for weighing a sample container, and the sample loading module 410 is used for loading powder in the powder barrel 200 of the sample loading module 410 into the sample container on the weighing module 420; the handling device 500 is used for handling the powder bucket 200 between the powder bucket storage device 100 and the sampling module 410, and the handling device 500 is also used for handling sample containers between the sample storage device 300 and the weighing module 420.

Based on the above scheme, when adding powder, the handling device 500 moves the powder barrel 200 on the powder barrel storage device 100 to the adding module 410, and moves the sample container of the sample storage device 300 to the weighing module 420, the adding module 410 adds the powder in the powder barrel 200 positioned in the adding module 410 into the sample container positioned on the weighing module 420 to complete automatic powder adding operation, and the weighing module 420 can accurately weigh the amount of added powder, so that the powder adding efficiency and accuracy are improved.

In one embodiment, the loading device 400 is located on a first side of the handling device 500, the powder bucket storage device 100 is located on a second side of the handling device 500, the sample storage device 300 is located on a third side of the handling device 500, the first side and the second side are opposite sides, and the third side is adjacent to both the first side and the second side, so that the handling device 500 can handle the powder bucket 200 between the powder bucket storage device 100 and the loading module 410, and the sample container between the sample storage device 300 and the weighing module 420.

Specifically, the sample containers may be test tubes, solvent bottles, 96-well plates, etc., and the weighing module 420 may be provided with a single sample container, or may be provided with a plurality of sample containers for batch powdering, for example, a tray with a plurality of sample containers or a 96-well plate may be directly provided with the weighing module 420 for powdering. According to the use requirement, the corresponding adapter can be replaced on the weighing module 420, for example, when single tube sample application is performed, the adapter for fixing the single tube can be installed on the weighing module 420, and the adapter can be in a claw-shaped structure with a certain depth; when multi-tube batch loading is performed, an adapter for fixing the tray may be mounted on the weighing module 420, the adapter may be a plate structure, and a limiting member (such as a buckle or a pin) is provided to limit the tray on the adapter. The batch sample adding can further improve the sample adding efficiency.

As shown in fig. 3 and 4, in one embodiment, the sampling module 410 includes a fixing frame 4150, a lifting mechanism (not shown in the drawings) and a sampling mechanism, the fixing frame 4150 is disposed on the base 930, the lifting mechanism is disposed on the fixing frame 4150, the sampling mechanism is connected to the lifting mechanism, and the lifting mechanism is used for driving the sampling mechanism to perform lifting movement along the height direction of the fixing frame 4150 so as to adjust the distance between the sampling mechanism and the weighing module 420; the sampling mechanism comprises a sampling unit 4100 and a powder barrel carrier 4112, wherein the powder barrel carrier 4112 is used for carrying the powder barrel 200, and the sampling unit 4100 is used for docking the powder barrel 200 to drive the powder barrel 200 to discharge powder.

Optionally, the sampling mechanism further includes a fixing base 4110, where the fixing base 4110 is used to fix the sampling unit 4100 and the powder bucket carrier 4112, and the fixing base 4110 is connected to a lifting mechanism and is used to drive the sampling unit 4100 and the powder bucket carrier 4112 to move together in a lifting manner.

The sample adding unit 4100 includes a powder adding member 4120, a stirring driving member 4130 and a pressing driving member 4140, where the stirring driving member 4130 is in transmission connection with the powder adding member 4120 and is used for driving the powder adding member 4120 to rotate, the pressing driving member 4140 is in rotational connection with the powder adding member 4120 and is used for driving the powder adding member 4120 to perform lifting motion relative to the fixed substrate 4110, and the stirring driving member 4130 and the pressing driving member 4140 act on the powder adding member 4120 together, so that the powder adding member 4120 is abutted against the powder barrel 200 to drive the powder barrel 200 to perform powder adding operation. The end of the powder adding member 4120 may have a rod-shaped structure for interfacing with the stirring rod in the powder barrel 200 to raise and lower and rotate the stirring rod in the powder barrel 200, thereby accelerating the outflow of the powder.

The weighing module 420 comprises a balance 421, the balance 421 being located below the sampling mechanism, the balance 421 being for carrying and weighing the sample container.

Specifically, the fixed substrate 4110 may be a rectangular plate or an L-shaped plate, and the powder barrel carrier 4112 may be a flat plate structure, and the fixed substrate 4110 and the powder barrel carrier 4112 may be fixedly connected by screws, welding, etc., wherein a positioning slot or a positioning hole for positioning the powder barrel 200 may be provided on the powder barrel carrier 4112, so as to avoid the powder barrel 200 from moving randomly during powder adding, thereby affecting the powder sample adding efficiency. A lower end powder outlet of the powder bucket 200 passes through the powder bucket carrier 4112 so as to facilitate powder adding to a sample container to be added located below through the powder outlet. One end of the powder adding member 4120 far away from the powder barrel 200 is rotatably connected to the output end of the pressing driving member 4140, so that the powder adding member 4120 can simultaneously perform rotary motion and lifting motion under the driving of the stirring driving member 4130 and the pressing driving member 4140.

In an embodiment, the sampling mechanism may further include a micro-vibration assembly 4160, where the micro-vibration assembly 4160 is connected to the powder barrel carrier 4112, so as to drive the powder barrel carrier 4112 to vibrate during powder adding, and further to vibrate the powder barrel 200 accordingly, so as to improve powder adding efficiency and reduce risk of powder blocking. The micro-vibration assembly 4160 may be a vibrator disposed on the powder barrel carrier 4112, and has a high-frequency micro-vibration effect to improve the fluidity of the powder in the powder barrel 200, and further improve the powder feeding efficiency.

In an embodiment, the upper end of the sample feeding mechanism may further be provided with a wire routing mechanism 4170, which is used for passing a wire harness (such as a power wire, a signal wire, etc.) of the sample feeding mechanism, so as to prevent the wire harness from being disordered to influence the powder feeding action.

Specifically, the lifting mechanism can drive and adjust the distance between the powder barrel 200 and the balance 421, so that when a larger distance exists between the powder barrel 200 and the balance 421, the sample container is replaced or placed on the balance 421, the collision of the sample container with the powder barrel 200 is avoided, and after the sample container is placed on the balance 421, the powder barrel 200 is driven to descend to be close to the sample container, so that powder adding can be more efficient under a small distance, and ineffective powder adding caused by wind blowing or self shaking is reduced.

Wherein, the lifting mechanism can comprise a vertical motor, a transmission mechanism and a guide mechanism, wherein the vertical motor drives the fixed substrate 4110 to lift under the guide of the guide mechanism through the transmission mechanism; the transmission mechanism may be a belt mechanism, a rack and pinion mechanism, or a screw mechanism.

In an embodiment, as shown in fig. 3, the weighing module 420 further includes a carrying platform 422 and a horizontal driving mechanism 423, the horizontal driving mechanism 423 is used for driving the carrying platform 422 to move along a first horizontal direction and/or a second horizontal direction, the first horizontal direction is perpendicular to the second horizontal direction, and the balance 421 is disposed on the carrying platform 422. The first horizontal direction may be the direction in which the carrying platform 422 points to the sampling module 410. For example, the carrying platform 422 may drive the balance 421 to move along the length direction and/or the width direction of the base 930.

Specifically, the horizontal driving mechanism 423 is used for adjusting the distance between the powder bucket 200 and the sample container supported on the balance 421 in the horizontal direction, so as to align the powder bucket 200 with the sample container supported on the balance 421. The horizontal moving mechanism can comprise a horizontal motor, a transmission mechanism and a guide mechanism, wherein the horizontal motor drives the bearing platform 422 to horizontally move under the guide of the guide mechanism through the transmission mechanism, so that the bottle mouth of a sample container to be filled with powder is aligned with the powder outlet of the powder barrel 200; the transmission mechanism may be a belt mechanism, a rack and pinion mechanism, or a screw mechanism.

As shown in fig. 4 and 5, the powder bucket 200 may be disposed on the powder bucket holder 210, the powder bucket 200 is fixed on the powder bucket carrier 4112 and the powder bucket storage device 100 by the powder bucket holder 210, the powder bucket holder 210 is provided with the powder bucket grabbing bar 220, and the handling device 500 moves the powder bucket 200 and the powder bucket holder 210 by grabbing the powder bucket grabbing bar 220.

As shown in fig. 6 to 9, in an embodiment, the powder bucket storage device 100 includes at least two storage assemblies 1 disposed at intervals from top to bottom, the storage assemblies 1 include a telescopic plate assembly 11 and a storage bracket 12 disposed on the telescopic plate assembly 11, and a plurality of receiving locations 121 for storing the powder buckets 200 are disposed on the storage bracket 12.

Wherein, be equipped with baffle 120 between two adjacent upper and lower interval setting deposit subassembly 1, the expansion plate subassembly 11 that is located the deposit subassembly 1 of baffle 120 top is located on the baffle 120, and baffle 120 is used for supporting the deposit subassembly 1 on it.

The storage rack 12 can be extended or retracted by the expansion and contraction plate assembly 11 so that the extended storage rack 12 can be vertically staggered from the other storage racks 12. When the storage rack 12 extends, an operator and/or an external mobile robot can conveniently take and put the powder bucket 200 or add powder into the powder bucket 200, or the handling device 500 can conveniently take and put the powder bucket 200 on the powder bucket storage device 100.

Through setting up the storage subassembly 1 that two at least upper and lower intervals set up, storage subassembly 1 includes expansion plate subassembly 11 and locates the storage support 12 on the expansion plate subassembly 11, is equipped with a plurality of accepting position 121 that are used for depositing the powder bucket on the storage support 12, like this, can place powder bucket 200 on multilayer storage support 12, make full use of space reduces the shared area size of same quantity powder bucket 200. The storage bracket 12 is extended through the expansion plate assembly 11, the extended storage bracket 12 can be staggered with other storage brackets 12 in the vertical direction so as to conveniently take and put the powder bucket 200 from the bearing position 121 of the extended storage bracket 12 or add powder into the powder bucket 200, and the storage bracket 12 is retracted through the expansion plate assembly 11 after the completion.

Specifically, the powder bucket storage device 100 shown in fig. 6 has two storage assemblies 1 disposed at an upper and lower interval, in other embodiments, the number of storage assemblies 1 of the powder bucket storage device 100 may be greater than two and disposed at an upper and lower interval, a partition 120 is disposed between two adjacent storage assemblies 1, the partition 120 is used to support the storage assemblies 1 mounted on the upper surface of the partition 120, and the expansion plate assembly 11 of the lowest storage assembly 1 may be connected to the base 930. More powder cartridges 200 can be placed by making full use of the limited area by a greater number of storage assemblies 1 placed one above the other. When a certain powder barrel 200 needs to be taken away for replacement or a certain powder barrel 200 needs to be transferred to the sample adding module 410 for powder adding experiments, the layer of storage support 12 where the powder barrel 200 is located can be stretched out firstly, specifically, force can be applied to the storage support 12 or the expansion plate assembly 11, so that the storage support 12 stretches out under the action of the expansion plate assembly 11, and further the layer of storage support 12 stretches out to a position different from the same vertical space relative to other layers, and an operator can conveniently take and put the powder barrel 200 or the manipulator transfers the powder barrel 200. When the operation is completed, a force is applied to the storage rack 12 or the expansion board assembly 11, so that the storage rack 12 is retracted to the original position under the action of the expansion board assembly 11 and aligned with the storage rack 12 of the other layer in the vertical direction.

In one embodiment, as shown in fig. 9, the telescopic plate assembly 11 includes a telescopic outer plate 111 and a telescopic inner plate 112, the telescopic outer plate 111 is slidably connected to the telescopic inner plate 112, and the telescopic outer plate 111 can slide relative to the telescopic inner plate 112, and the storage rack 12 is disposed on the telescopic outer plate 111.

Specifically, the telescopic inner plate 112 is fixedly disposed on the partition 120 or the base 930, and the storage rack 12 is fixedly connected to the telescopic outer plate 111 and can move telescopically with the telescopic outer plate 111 relative to the telescopic inner plate 112. Alternatively, the relative sliding between the telescopic outer plate 111 and the telescopic inner plate 112 may be implemented by a driving mechanism (such as a motor, a cylinder, etc.), which is not limited herein.

In one embodiment, as shown in fig. 6 to 8, the storage assembly 1 further includes a first connection post 13, and the storage rack 12 is connected to the telescopic outer plate 111 through the first connection post 13, such that a space for accommodating the powder bucket 200 is formed between the storage rack 12 and the telescopic outer plate 111.

Specifically, the upper end of the first connecting column 13 is connected with the storage bracket 12, the lower end of the first connecting column 13 is connected with the telescopic outer plate 111, a certain space is formed between the storage bracket 12 and the telescopic outer plate 111, a plurality of first connecting columns 13 are respectively arranged at two sides of the storage bracket 12, and when the powder barrel 200 is placed at the receiving position 121, the lower area of the powder barrel 200 is positioned in the space between the storage bracket 12 and the telescopic outer plate 111.

In one embodiment, as shown in fig. 9, a sliding groove 111a is provided on the telescopic outer plate 111, and the telescopic inner plate 112 is located in the sliding groove 111a and slidingly connected with the sliding groove 111 a. Specifically, the chute 111a is provided on the lower surface of the telescopic outer plate 111, the chute 111a is provided along the length direction of the telescopic outer plate 111, the telescopic inner plate 112 is provided in the chute 111a, the cross-sectional shape of the telescopic inner plate 112 matches the cross-sectional shape of the chute 111a, and the telescopic outer plate 111 is slidably connected to the telescopic inner plate 112 through the chute 111 a.

As shown in fig. 6 to 8, in an embodiment, the powder bucket storage device 100 further includes a second connection post 14, and the second connection post 14 is connected to the partition 120. Specifically, the upper and lower adjacent spacers 120 may be connected and fixed by the second connection post 14, and for the spacer 120 located at the lowermost layer, the second connection post 14 may be disposed below the spacer, and the lower end of the second connection post 14 may be connected to the base 930. Wherein, a receiving space is formed between the partition 120 and the second connecting column 14 for receiving the storage rack 12 and the telescopic outer plate 111. In addition, after the powder barrel 200 is put into the receiving position 121 of the storage bracket 12, a certain reserved space is reserved between the upper end of the powder barrel 200 and the partition plate 120, and a certain reserved space is reserved between the lower end of the powder barrel 200 and the telescopic outer plate 111.

As shown in fig. 8, in one embodiment, the receiving portion 121 includes a U-shaped opening 122 penetrating the storage rack 12 up and down, a support plate 123 located at the periphery of the U-shaped opening 122, and a flange 124 located at the support plate 123 away from the U-shaped opening 122; as shown in fig. 5, the powder bucket 200 is placed on the receiving position 121 through the powder bucket bracket 210, the supporting plate 123 is used for supporting the powder bucket bracket 210, the u-shaped opening 122 is used for accommodating the powder bucket 200 to pass through, and the flange 124 is used for limiting the powder bucket bracket 210.

For example, when powder is required to be added to the sample container, the powder barrel grabbing rod 220 on the powder barrel support 210 can be grabbed by the carrying device 500, then the powder barrel 200 is moved out of the receiving position 121 from the U-shaped opening 122, and after the powder is fed, the carrying device 500 places the powder barrel 200 from the U-shaped opening 122 to the receiving position 121. It should be noted that, when the carrying device 500 takes and places the powder bucket 200, the storage rack 12 may not extend, and the powder bucket 200 is horizontally placed into or removed from the receiving location 121 through the U-shaped opening 122; and the storage rack 12 is extended for easy operation when replenishing the powder into the powder bucket 200.

In an embodiment, the powder bucket storage device 100 further includes a magnetic member and a metal sheet that can be attracted by the magnetic member, one of the magnetic member and the metal sheet is disposed on the telescopic outer plate 111, the other is fixed relative to the telescopic inner plate 112, and when the telescopic outer plate 111 is retracted relative to the telescopic inner plate 112, the magnetic member and the metal sheet are in adsorption connection, so that when the storage bracket 12 extends, the two need to be separated against the attraction of the magnetic member and the metal sheet; when the storage rack 12 is retracted in place, the magnetic pieces attract the metal sheets, so that the telescopic outer plate 111 is prevented from accidentally sliding relative to the telescopic inner plate 112, and the stability of the powder bucket storage device 100 can be improved.

In one embodiment, the plurality of bays 121 may be aligned along the length of the storage rack 12. The plurality of receiving positions 121 are located on the same side of the storage rack 12, or the plurality of receiving positions 121 are located on two opposite sides of the storage rack 12, and the receiving positions 121 on the two sides are symmetrically or alternately arranged. Of course, there are a variety of ways in which the bays 121 may be distributed on the storage rack 12, only some of which are listed here.

In one embodiment, as shown in FIG. 2, the sample storage device 300 includes a material placement plate 310, the material placement plate 310 being configured to place a container rack 320, the container rack 320 being configured to place a plurality of sample containers thereon, and a handling device 500 being configured to handle the container rack 320 or a single sample container from the sample storage device 300 to the weighing module 420. Specifically, the container rack 320 may be a test tube tray, a 96-well plate, or the like with different specifications. The material placement plate 310 is provided with a plurality of material placement positions, and each material placement position is provided with a positioning member for positioning the container rack 320. For example, the setting element is the locating pin, can set up two locating pins on every material place, and correspondingly, test tube tray or 96 orifice plate's bottom can set up the locating hole, and the locating hole cooperates with the locating pin to place the position with tray or 96 orifice plate spacing at the material. The positioning member may also be a positioning protrusion, a buckle, a magnetic attraction member, etc., which is not limited herein.

In one embodiment, as shown in fig. 10, a vertically disposed gripping jaw 330 is provided on the container rack 320, and the handling device 500 may grip the gripping jaw 330 to move the container rack 320 as a whole between the material placing plate 310 and the balance 421.

In one embodiment, as shown in fig. 2, the handling device 500 includes a jaw mechanism 520 and a motion mechanism 510 for driving the jaw mechanism 520 to move. The motion mechanism 510 may be a mechanical arm, such as a four-axis mechanical arm, a six-axis mechanical arm, etc.; the motion mechanism 510 may also be a single-direction or multi-direction translation mechanism, such as a horizontal motion mechanism, a vertical motion mechanism, or an XYZ three-axis motion mechanism. The illustrated motion mechanism 510 is a four-axis mechanical arm.

In an embodiment, as shown in fig. 11 to 13, the clamping jaw mechanism 520 includes a driving member 521, a first clamping member and a second clamping member, the first clamping member is connected to the driving member 521, one end of the first clamping member away from the driving member 521 is vertically connected to the second clamping member, and the driving member 521 is used for driving the first clamping member to open and close, so that the first clamping member synchronously drives the second clamping member to open and close. The first clamping space formed by the first clamping piece is smaller than or equal to the second clamping space formed by the second clamping piece.

The first clamping piece is driven to open and close by the driving piece 521 to synchronously drive the second clamping piece to open and close, so that the width of the first clamping space and the width of the second clamping space can be controlled, for example, the first clamping space is used for clamping instruments such as a tray or a 96-hole plate, and the second clamping space is used for clamping a single test tube, so that the clamping jaw mechanism 520 can clamp various experimental instruments, compatibility is improved, the number of the clamping jaw mechanisms 520 and time for frequent switching are reduced, and experimental efficiency is improved. At the same time, the reduction of jaw mechanism 520 allows for a more compact device configuration and reduced cost. The first clamping space is smaller than or equal to the second clamping space, and when the first clamping piece is used for clamping experimental equipment, the second clamping piece cannot interfere the equipment.

Specifically, in the present embodiment, the first clamping member includes a first clamping arm 522 and a second clamping arm 523, the first clamping arm 522 and the second clamping arm 523 are disposed on the driving member 521 opposite to each other, and the driving member 521 is configured to drive the first clamping arm 522 and the second clamping arm 523 to approach each other and separate from each other.

A first clamping groove 5221 is formed in one side, close to the second clamping arm 523, of the first clamping arm 522, a second clamping groove 5231 is formed in one side, close to the first clamping arm 522, of the second clamping arm 523, and the first clamping groove 5221 and the second clamping groove 5231 are oppositely arranged. When the first clamp arm 522 and the second clamp arm 523 are close to each other, a first clamp space is formed between the first clamp groove 5221 and the second clamp groove 5231.

The second clamping member includes a first finger 524 and a second finger 525, the first finger 524 extending vertically downward from the first clamping arm 522, the second finger 525 extending vertically downward from the second clamping arm 523, a first clamping space being formed between the first clamping groove 5221 and the second clamping groove 5231 when the first clamping arm 522 and the second clamping arm 523 are brought close to each other, and a second clamping space being formed between the first finger 524 and the second finger 525.

The first clamping arm 522 and the second clamping arm 523 are driven to be mutually closed or mutually opened by the driving member 521, the width of the first clamping space and the width of the second clamping space can be controlled, a columnar object such as a single test tube, a tray or an orifice plate with a columnar clamping jaw grabbing rod 330 and other instruments can be clamped by the first clamping space 5221 of the first clamping arm 522 and the first clamping space 5231 of the second clamping arm 523, and a single test tube or a plate-shaped object can be clamped by the second clamping space formed between the first finger 524 and the second finger 525. At the same time, the reduction of jaw mechanism 520 allows for a more compact device configuration and reduced cost. The first finger 524 extends vertically downward from the first gripping arm 522 and the second finger 525 extends vertically downward from the second gripping arm 523, the finger and gripping arms being positioned such that the two sets of gripping members are spatially independent of each other in height to avoid interference.

Specifically, the first and second holding grooves 5221 and 5231 convey a tray or a 96-well plate by the gripper bars 330, and the first and second fingers 524 and 525 do not come into contact with the gripper bars 330 when gripping the gripper bars 330. Accordingly, the first and second clamping grooves 5221 and 5231 are arc-shaped in order to firmly clamp the jaw clamping bar 330. Of course, for a tray or 96-well plate in which the gripper bars 330 are not provided, both side planes of the tray or 96-well plate may be directly gripped by the first and second fingers 524 and 525 with sufficient strokes of the first and second gripping arms 522 and 523. The first finger 524 is located below the first clamping arm 522, the second finger 525 is located below the second clamping arm 523, and when clamping a test tube, the upper end of the test tube is clamped by the first finger 524 and the second finger 525, and the first clamping arm 522 and the second clamping arm 523 are located above the test tube and do not touch the test tube. For targets such as test tubes or clamping jaw grabbing rods 330 with different specifications, the targets can be grabbed in a force control mode, namely, the clamping jaw mechanism 520 clamps the targets with different specifications by controlling the force of the first clamping arm 522 and the second clamping arm 523 to be a certain value; in addition, the clamping distance of the two clamping arms can be controlled according to the sizes of the targets with different specifications, so that the targets with different specifications can be clamped.

In this embodiment, the number of the first fingers 524 and the second fingers 525 is two, the two first fingers 524 and the two second fingers 525 are opposite to each other, and the two first fingers 524 and the two second fingers 525 form a second clamping space together. Specifically, four fingers are arranged to be rectangular, when clamping a test tube, two first fingers 524 are located on one side of the test tube, two second fingers 525 are located on the other side of the test tube, and four fingers are all abutted to the test tube, so that the clamping stability can be improved. Because the finger has certain height, when article such as clamping test tube, can not interfere with two centre gripping arms.

In some embodiments, the number of the first fingers 524 is two, the number of the second fingers 525 is one, the two first fingers 524 and the one second finger 525 are arranged in an isosceles triangle, and the two first fingers 524 and the one second finger 525 form a second clamping space together, so that articles such as test tubes can be stably clamped in the same way. The isosceles triangle arrangement of the two first fingers 524 and one second finger 525 can be regarded as that the second finger 525 is located on the middle vertical line of the connecting line of the two first fingers 524, so that the clamping stability is improved. The isosceles triangle arrangement is understood herein to mean that the connection point of two first fingers 524 on the first clamping arm 522 and the connection point of one second finger 525 on the second clamping arm 523 can be regarded as three vertices of a virtual isosceles triangle. In other embodiments, the number of the first fingers 524 is one, the number of the second fingers 525 is two, the first fingers 524 and the two second fingers 525 are arranged in an isosceles triangle, and the first fingers 524 and the two second fingers 525 together form a second clamping space, so that objects such as test tubes can be stably clamped in the same way.

As shown in fig. 13, in the present embodiment, the driving member 521 includes a main body 5211 and two connecting members 5212 disposed opposite to the main body 5211, and the main body 5211 can drive the two connecting members 5212 toward and away from each other, and the connecting members 5212 are used for connecting with the clamping arms.

The connecting pieces 5212 are provided with a first threaded hole 5213 and a pin hole 5214, the first clamping arm 522 is connected with one connecting piece 5212 through a bolt and a pin, and the second clamping arm 523 is connected with the other connecting piece 5212 through a bolt and a pin. Specifically, be equipped with the via hole on two arms, the bolt passes behind the via hole with first screw hole 5213 screw-thread fit, still can set up the pin on two arms, during the installation, the pin cooperates with cotter hole 5214 earlier, fixes a position the arm, then fastens the arm on connecting piece 5212 through the bolt to ensure that the relative position between arm and the connecting piece 5212 is more accurate after the installation, and when the maintenance is dismantled, can guarantee its relative position unchanged through cotter hole 5214 relocation installation. Alternatively, the main body 5211 is a motor driving device or a cylinder driving device, that is, the main body 5211 can use a motor as a power source or a cylinder as a power source, and then drive the two connecting pieces 5212 to open and close mutually through a transmission device.

As shown in fig. 12, in this embodiment, the first clamping arm 522 and the second clamping arm 523 are respectively provided with a second threaded hole 528, and correspondingly, the first finger 524 and the second finger 525 are respectively provided with external threads matched with the second threaded hole 528, specifically, the first finger 524 is in threaded engagement with the second threaded hole 528 on the first clamping arm 522, and the second finger 525 is in threaded engagement with the second threaded hole 528 on the second clamping arm 523.

In an embodiment, the first clamping arm 522 and the second clamping arm 523 are further provided with positioning holes coaxially arranged with the second threaded holes 528, the lower end of each second threaded hole 528 is provided with a positioning hole, the diameter of each positioning hole is larger than that of each second threaded hole 528, the positioning holes and the second threaded holes 528 form a step structure, the first finger 524 and the second finger 525 are respectively provided with positioning pins matched with the positioning holes, the positioning pins are located at the lower ends of external threads of the fingers, and after the external threads of the fingers are in threaded fit with the second threaded holes 528, the positioning pins are matched with the positioning holes. Therefore, the positioning holes and the positioning pins are used for positioning the fingers, so that the fingers can be prevented from tilting during installation, and the height consistency of the fingers can be ensured.

As shown in fig. 14 to 17, another clamping jaw mechanism 530 is provided in the embodiment of the present application, the clamping jaw mechanism 530 may replace the clamping jaw mechanism 520 of the above embodiment, the moving mechanism 510 drives the clamping jaw mechanism 530 to move, and the clamping jaw mechanism 530 includes a carrier plate 531, a driving member 532, a transmission member 533, a first clamping jaw 534 and a second clamping jaw 535.

Wherein the first clamping jaw 534, the second clamping jaw 535, the transmission member 533 and the driving member 532 are distributed along the length direction of the carrying plate 531, wherein the length direction of the carrying plate 531 is the front-rear direction shown in fig. 14; the driving member 532 and the first clamping jaw 534 are respectively connected with the carrying plate 531, the transmission member 533 is disposed on the carrying plate 531 and slidably connected with the carrying plate 531, the second clamping jaw 535 and the driving member 532 are respectively connected with the transmission member 533, and the driving member 532 is used for driving the transmission member 533 to slide back and forth in the front-back direction so as to make the second clamping jaw 535 approach to and separate from the first clamping jaw 534.

By distributing the first clamping jaw 534, the second clamping jaw 535, the transmission member 533 and the driving member 532 along the length direction of the carrying plate 531, the driving member 532 and the first clamping jaw 534 are respectively connected with the carrying plate 531, the transmission member 533 is arranged on the carrying plate 531 and can slide along the length direction of the carrying plate 531 relative to the carrying plate 531, the second clamping jaw 535 is connected with the transmission member 533, and the driving member 532 drives the transmission member 533 to slide back and forth in the front-back direction so as to drive the second clamping jaw 535 to be close to and far away from the first clamping jaw 534. Like this, first clamping jaw 534 and second clamping jaw 535 are at fore-and-aft direction centre gripping article, and first clamping jaw 534, second clamping jaw 535, driving medium 533 and driving medium 532 all are arranged along the length direction linearity of loading board 531 for whole fixture 530's simple structure, occupation space is little and light in weight, can export great clamping force for the electronic clamping jaw with volume and weight, and the centre gripping is more firm.

Specifically, as shown in fig. 17, the article held by the first and second holding jaws 534 and 535 may be a container rack 320 having a holding jaw grip 330, and the first and second holding jaws 534 and 535 hold the upper end of the holding jaw grip 330 so as to be able to move the container rack 320; a test tube or solvent bottle may be provided on the container rack 320. In some embodiments, the first and second clamping jaws 534, 535 can directly clamp a test tube or solvent bottle. The driving member 532 may be a motor, the output shaft of the driving member is disposed along the front-rear direction, other parts of the clamping jaw mechanism 530 may be non-standardized parts, and the length and width dimensions of the parts may be defined according to actual situations, so that the application range is wider.

In this embodiment, as shown in fig. 14 to 16, the transmission member 533 includes a sliding member 5331 and a first connecting block 5332 connected to the sliding member 5331, the sliding member 5331 is slidably connected to the carrying plate 531, the driving member 532 is used for driving the sliding member 5331 to slide, and the second clamping jaw 535 is connected to the first connecting block 5332.

Specifically, the first connection block 5332 is connected to the front end of the slider 5331, the second clamping jaw 535 is connected to the front end of the first connection block 5332, and the driver 532 drives the slider 5331 to slide, so that the slider 5331 drives the second clamping jaw 535 to move back and forth in the front-rear direction through the first connection block 5332. The carrying plate 531 may be provided with linear guide rails 5394 disposed along a front-rear direction, the sliding member 5331 is slidably connected with the carrying plate 531 through the linear guide rails 5394, and the first connecting blocks 5332 are provided with two connecting blocks, are oppositely disposed on the left and right sides of the carrying plate 531, and are respectively connected with the left and right sides of the second clamping jaw 535.

In one embodiment, in order to prevent the first and second clamping jaws 534 and 535 from being in hard contact with the clamped object to damage the clamped object when the second clamping jaw 535 is close to the first clamping jaw 534, as shown in fig. 14 to 16, the transmission member 533 further includes a guide shaft 5333 and an elastic member 5334, the guide shaft 5333 is disposed along the length direction of the carrying plate 531, and the elastic member 5334 is connected between the first connection block 5332 and the sliding member 5331; the front end of the guide shaft 5333 is connected to the first connection block 5332, and the slider 5331 is slidably connected to the guide shaft 5333. In this way, when the second clamping jaw 535 clamps an article near the first clamping jaw 534, the elastic member 5334 plays a role of buffering, so as to prevent the clamping jaw from being in hard contact with the clamped article to damage the clamped article. For example, when clamping a test tube, the second jaw 535 is adjacent to the first jaw 534 and in contact with the test tube, at which time the slider 5331 is driven to continue to move forward along the guide shaft 5333 and relatively displaced from the first connector 5332, the slider 5331 compresses the resilient member 5334, rather than directly transmitting a forward force to the second jaw 535 through the first connector 5332, thereby preventing the test tube from being crushed.

In some embodiments, the rear end of the guide shaft 5333 is connected to the sliding member 5331, and the first connecting block 5332 is slidably connected to the guide shaft 5333, such that the guide shaft 5333 is driven to slide relative to the first connecting block 5332 when the sliding member 5331 moves relative to the first connecting block 5332.

Optionally, the elastic member 5334 is a compression spring, the elastic member 5334 is sleeved on the guide shaft 5333, one end of the elastic member 5334 abuts against the first connecting block 5332, and the other end abuts against the sliding member 5331.

In one embodiment, as shown in fig. 14 to 16, the clamping jaw mechanism 530 further includes a screw 537 and a screw nut 538 provided on the slider 5331, and the driver 532 drives the slider 5331 to slide through the screw 537 and the screw nut 538. Specifically, the rear end of the screw rod 537 is connected with the output shaft of the driving member 532, the driving member 532 drives the screw rod 537 to rotate, the screw rod nut 538 is sleeved on the screw rod 537, and the screw rod 537 drives the screw rod nut 538 to move back and forth when rotating, so as to drive the sliding member 5331 to move.

In an embodiment, as shown in fig. 14 to 16, the jaw mechanism 530 further includes a second connection block 539, and the first jaw 534 is connected to the front end of the carrier plate 531 through the second connection block 539; the second connection block 539 is disposed near the first connection block 5332, one end of the second connection block 539 away from the first connection block 5332 is connected to the first clamping jaw 534, and the first clamping jaw 534 and the second clamping jaw 535 are located on the same side of the second connection block 539. The second connection block 539 is provided with a through hole, which penetrates through the second connection block 539 in the vertical direction, and is located above a clamping space surrounded by the first clamping jaw 534 and the second clamping jaw 535. During clamping, observation (human eye observation or camera acquisition) can be carried out through the through holes, and whether the article is clamped or not is judged; the through holes can also be used for avoiding the upper ends of the objects, such as test tube covers and the like. Specifically, the rear end of the second connection block 539 is fixedly connected to the front end of the carrier plate 531, the first clamping jaw 534 is fixedly connected to the lower side of the front end of the second connection block 539, and the second clamping jaw 535 moves under the second connection block 539.

In an embodiment, as shown in fig. 14 to 16, the clamping jaw mechanism 530 further includes a connection base 5350 disposed on the carrying plate 531, where the connection base 5350 is used to connect with a movement mechanism, and the movement mechanism is used to drive the clamping jaw mechanism 530 to move. The connection base 5350 may be connected to the movement mechanism by a joint and locked by a screw, and the movement mechanism drives the whole clamping jaw mechanism 530 to move.

In an embodiment, the jaw mechanism 530 further includes a position sensor 5301 and a sensing piece 5302, one of the position sensor 5301 and the sensing piece 5302 is disposed on the carrier 531, the other is disposed on the transmission member 533, and the position sensor 5301 cooperates with the sensing piece 5302 to detect whether the first jaw 534 and the second jaw 535 are gripping the article. Specifically, the position sensor 5301 is disposed at one end of the carrier plate 531 near the second connection block 539, and the sensing piece 5302 is disposed on the first connection block 5332. The driving member 532 drives the transmission member 533 to move forward with a certain driving force, and the first connection block 5332 and the second clamping jaw 535 also move forward, when the position sensor 5301 senses the sensing piece 5302, it indicates that the clamped object is not clamped; when the position sensor 5301 does not sense the sensing piece 5302, the clamped object is clamped, and the moving mechanism 510 can drive the clamping jaw mechanism 530 to move so as to move the material to the designated position. Through setting up position sensor 5301 and induction piece 5302, can intelligent judgement whether press from both sides and get the article, reduce the misjudgement rate, avoid driving the arm to remove when not pressing from both sides and getting the article. Alternatively, the position sensor 5301 may be a photoelectric sensor, and the sensing piece 5302 is a metal piece.

As shown in fig. 2, in an embodiment, the powder loading device further includes a powder bucket relay rack 600, and the powder bucket relay rack 600 is located between the powder bucket storage device 100 and the loading device 400. The powder bucket transfer rack 600 is used for transferring the powder bucket 200 during transfer of the powder bucket 200, i.e., transferring the powder bucket 200 when the handling device 500 is handling the powder bucket 200 between the powder bucket storage device 100 and the sampling module 410. Because the handling device 500 is limited by the space and the pose of the handling device 500 when the powder barrel 200 is taken from the powder barrel storage device 100, some powder barrels 200 cannot be directly clamped onto the sample adding module 410 once, and the powder barrels are required to be placed on the rotating frame 600 in the powder barrel, and then the handling device 500 is replaced by a pose which can be placed on the sample adding module 410 for clamping. Similarly, the handling device 500 may also utilize the powder bucket transfer rack 600 to transfer the powder bucket 200 when the powder bucket 200 is taken from the loading module 410 and returned to the powder bucket storage device 100.

In one embodiment, as shown in fig. 1, the powder sample adding apparatus further includes a frame body 700 disposed on the base 930 and a switch door 800 disposed on the frame body 700, where the frame body 700 and the base 930 enclose a receiving cavity, and the powder barrel storage device 100, the sample storage device 300, the sample adding device 400 and the handling device 500 are respectively disposed in the receiving cavity; the receiving chamber has an opening, and the opening and closing door 800 is provided at the opening and serves to open or close the opening.

Specifically, when the sample loading device 400 performs the powder loading operation, the switch door 800 closes the opening of the accommodating cavity, so that the accommodating cavity forms a relatively closed space, and external factors such as air flow are prevented from affecting the powder loading operation. When the powder adding is completed and the powder barrel 200 and the sample container need to be taken out from the rack body 700, or when a new powder barrel 200 and sample container need to be placed in the rack body 700, the switch door 800 is opened, so that an operator or a mobile robot can conveniently take and put the powder barrel 200 and the container rack 320, for example, an AGV trolley can be adopted to take and put the powder barrel 200 and the sample container from the rack body 700. The switch door 800 may be slidably connected to the rack body 700 in a vertical direction, and the switch door 800 slides upwards to open the opening of the accommodating cavity and slides downwards to close the opening of the accommodating cavity. The up-and-down sliding of the switch door 800 can be manually pushed and pulled, or can be automatically opened and closed by a driving device. The frame body 700 can be further provided with a locking device, when the opening of the accommodating cavity is closed by the switch door 800, the switch door 800 and the frame body 700 are locked by the locking device, and bad influence on experiments caused by incorrect opening of the door in the experimental process is prevented.

In one embodiment, the switch door 800 is located on a side of the rack body 700 that is adjacent to the sample storage device 300; when the switch door 800 is opened, the powder bucket storage device 100 can extend out of the opening, so that the powder bucket 200 in the powder bucket storage device 100 can be conveniently replaced outside, and in addition, the sample container in the sample storage device 300 can be conveniently replaced outside; at least one side of the switch door 800 and/or the rack body 700 is provided with a visual transparent area to facilitate an experimenter in observing an experimental process.

In an embodiment, the powder sample adding device further includes an operation panel 910, a code scanning device 920 and a control device, the code scanning device 920 is used for scanning and identifying the powder barrel 200 and the sample container, and the operation panel 910 is disposed on the frame body 700; the control device is communicatively connected to the code scanning device 920, the operation panel 910, the sample loading device 400, and the transport device 500, respectively.

Specifically, an experimenter can unlock the switch door 800 on the operation panel 910 on the frame body 700, and after confirming the unlock, manually pull the switch door 800 upwards to open; then, the powder bucket 200 and the container rack 320 are respectively placed at the corresponding positions of the powder bucket storage device 100 and the sample storage device 300, after the placement is completed, the material information corresponding to each position is confirmed on the operation panel 910, after the confirmation is correct, the switch door 800 is pulled down to be closed, and after the door reaches the closed position, the system is automatically locked. After closing the door, the experimenter selects a set program on the operation panel 910, and the system automatically completes the required powder adding requirement according to the instruction. According to the system instruction, the movement mechanism 510 drives the clamping jaw mechanism to clamp the powder barrel 200 to be added with powder, and the powder barrel 200 is placed at a position corresponding to the sample adding module 410; likewise, the whole container rack 320 is placed at the corresponding position of the weighing module 420 by clamping the clamping jaw grabbing rod 330 on the container rack 320 to be filled with powder through the clamping jaw mechanism; the loading device 400 loads powder into the test tubes in the container rack 320 one by one according to the set instructions. After the powder is added, the powder charging barrel 200 and the container frame 320 are respectively put back to the original positions through the clamping jaw mechanism. If the powder is needed to be added to the test tubes of a plurality of types, the above operations are repeated in sequence. After the automatic powder feeding is completed, the system informs the experimenter that the powder feeding is completed on the operation panel 910 or by sending information. The experimenter confirms completion and unlocks on the interface of the operation panel 910, manually opens the door, takes out the container rack 320, and closes the door; the container rack 320 is then sent to the next process.

The operation panel 910 may be a touch screen, after the powder barrel 200 and the sample container are sent to the powder sample adding device, the powder barrel 200 and the container rack 320 are scanned for identification, and then the powder barrel 200 and the container rack 320 are respectively placed at corresponding positions, and the material types at the corresponding positions are checked on the interface of the operation panel 910. After confirming that there is no error, the lift gate is closed, and the start of automatic powder feeding is confirmed on the operation panel 910.

Optionally, the powder sample application device may further include a signal indicator light disposed on the frame body 700 for indicating different states of the device by different optical signals. For example, the normal operation of the experiment may be indicated by a green light signal, the error of the experiment may be indicated by a red light signal, and the end of the experiment may be indicated by a yellow light signal. Optionally, the powder sample adding device may further include a scram button, and when the experiment reports a fault, an experimenter may stop the operation of the whole device by pressing the scram button, so as to prevent the device from being damaged.

The embodiment of the application also provides an experimental system, which comprises the powder sample adding device.

Wherein, the experimental system still includes mobile robot for get the blowing bucket to powder bucket strorage device 100 of powder application of sample equipment, and/or, be used for getting the specimen container to the sample strorage device 300 of powder application of sample equipment, thereby reduce the manual participation, reduce the cost of labor, realize the automatic full flow of powder application of sample experiment.

The aspects of the present application have been described in detail hereinabove with reference to the accompanying drawings. In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments. Those skilled in the art will also appreciate that the acts and modules referred to in the specification are not necessarily required in the present application. In addition, it can be understood that the steps in the method of the embodiment of the present application may be sequentially adjusted, combined and pruned according to actual needs, and the modules in the apparatus of the embodiment of the present application may be combined, divided and pruned according to actual needs.

The embodiments of the present application have been described above, the foregoing description is exemplary, not exhaustive, and not limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described. The terminology used herein was chosen in order to best explain the principles of the embodiments, the practical application, or the improvement of technology in the marketplace, or to enable others of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A powder sample application apparatus comprising:

the device comprises a base, a powder barrel storage device, a sample adding device and a carrying device, wherein the powder barrel storage device, the sample storage device and the sample adding device are arranged on the base and distributed around the carrying device;

the powder barrel storage device is used for storing powder barrels;

the sample storage device is used for storing a sample container for containing powder;

the sample adding device comprises a sample adding module and a weighing module, wherein the sample adding module is used for adding powder in a powder barrel positioned on the sample adding module into a sample container positioned on the weighing module, and the weighing module is used for weighing the sample container;

the handling device is used for handling the powder bucket between the powder bucket storage device and the sampling module, and is also used for handling the sample container between the sample storage device and the weighing module.

2. The powder loading apparatus of claim 1, wherein:

the sample adding device is located on a first side of the carrying device, the powder barrel storage device is located on a second side of the carrying device, the sample storage device is located on a third side of the carrying device, the first side and the second side are opposite sides, and the third side is adjacent to the first side and the second side.

3. The powder loading apparatus of claim 1, wherein:

the sample adding module comprises a fixed support, a lifting mechanism and a sample adding mechanism, wherein the fixed support is arranged on the base, the lifting mechanism is arranged on the fixed support, the sample adding mechanism is connected with the lifting mechanism, and the lifting mechanism is used for driving the sample adding mechanism to do lifting motion along the height direction of the fixed support; the sample adding mechanism comprises a sample adding unit and a powder barrel bearing piece, wherein the powder barrel bearing piece is used for bearing a powder barrel, and the sample adding unit is used for butting the powder barrel to drive the powder barrel to emit powder;

the weighing module comprises a balance, the balance is positioned below the sampling mechanism, and the balance is used for bearing and weighing the sample container.

4. A powder sampling apparatus as claimed in claim 3, wherein:

the weighing module further comprises a bearing platform and a horizontal driving mechanism, wherein the horizontal driving mechanism is used for driving the bearing platform to move along a first horizontal direction and/or a second horizontal direction, the first horizontal direction is perpendicular to the second horizontal direction, and the balance is arranged on the bearing platform.

5. The powder loading apparatus of claim 1, wherein:

the powder barrel storage device comprises at least two storage assemblies which are arranged at intervals up and down, wherein each storage assembly comprises a telescopic plate assembly and a storage bracket arranged on the telescopic plate assembly, and a plurality of carrying positions for storing powder barrels are arranged on each storage bracket;

a partition plate is arranged between two adjacent storage assemblies which are arranged at intervals up and down, and a telescopic plate assembly of the storage assembly above the partition plate is arranged on the partition plate;

the storage bracket can extend or retract through the expansion plate assembly, so that the extending storage bracket can be staggered with other storage brackets in the vertical direction.

6. The powder sample application apparatus of claim 5, wherein:

the expansion plate assembly comprises an expansion outer plate and an expansion inner plate, the expansion outer plate is in sliding connection with the expansion inner plate, the expansion outer plate can slide relative to the expansion inner plate, and the storage support is arranged on the expansion outer plate.

7. The powder-sampling apparatus of claim 6, wherein:

the powder barrel storage device further comprises a magnetic part and a metal sheet capable of being attracted by the magnetic part, one of the magnetic part and the metal sheet is arranged on the telescopic outer plate, the other one of the magnetic part and the metal sheet is fixed relative to the telescopic inner plate, and when the telescopic outer plate is retracted relative to the telescopic inner plate, the magnetic part is in adsorption connection with the metal sheet.

8. The powder sample application apparatus of claim 5, wherein:

the plurality of bearing positions are positioned on the same side of the storage bracket; or alternatively

The plurality of bearing positions are positioned at two opposite sides of the storage bracket, and the bearing positions at two sides are symmetrically or alternately arranged.

9. The powder sample application apparatus of claim 5, wherein:

the bearing position comprises a U-shaped opening which penetrates through the storage bracket up and down, a supporting plate positioned at the periphery of the U-shaped opening and a flange positioned on the supporting plate and far away from the U-shaped opening; wherein, the powder bucket through the powder bucket support place in accept the position, the backup pad is used for supporting the powder bucket support, the U type opening is used for holding the powder bucket passes, the flange is used for right the powder bucket support is spacing.

10. The powder loading apparatus of claim 1, wherein:

the sample storage device comprises a material placement plate, wherein the material placement plate is provided with a plurality of placement positions, the placement positions are used for placing a container rack, a plurality of sample containers are placed on the container rack, and the carrying device is used for carrying the container rack or a single sample container from the sample storage device to the weighing module;

The container rack is provided with a vertical clamping jaw grabbing rod.

11. The powder loading apparatus of claim 10, wherein:

the sample storage device further comprises a positioning piece arranged on the placement position, and the positioning piece is used for positioning the container rack.

12. The powder loading apparatus of claim 1, wherein:

the handling device comprises a clamping jaw mechanism and a movement mechanism for driving the clamping jaw mechanism to move.

13. The powder loading apparatus of claim 12, wherein:

the clamping jaw mechanism comprises a driving piece, a first clamping piece and a second clamping piece, wherein the first clamping piece is connected with the driving piece, one end, far away from the driving piece, of the first clamping piece is vertically connected with the second clamping piece, and the driving piece is used for driving the first clamping piece to open and close so that the first clamping piece synchronously drives the second clamping piece to open and close;

the first clamping space formed by the first clamping piece is smaller than or equal to the second clamping space formed by the second clamping piece.

14. The powder loading apparatus of claim 13, wherein:

the first clamping piece comprises a first clamping arm and a second clamping arm, the first clamping arm and the second clamping arm are oppositely arranged on the driving piece, and the driving piece is used for driving the first clamping arm and the second clamping arm to be close to each other and far away from each other;

A first clamping groove is formed in one side, close to the second clamping arm, of the first clamping arm, a second clamping groove is formed in one side, close to the first clamping arm, of the second clamping arm, and the first clamping groove and the second clamping groove are oppositely arranged;

the second clamping piece comprises a first finger and a second finger, the first finger extends downwards from the first clamping arm vertically, the second finger extends downwards from the second clamping arm vertically, when the first clamping arm and the second clamping arm are close to each other, a first clamping space is formed between the first clamping groove and the second clamping groove, and a second clamping space is formed between the first finger and the second finger.

15. The powder loading apparatus of claim 14, wherein:

the two first fingers and the two second fingers are respectively arranged in a one-to-one opposite mode, and the two first fingers and the two second fingers form the second clamping space together;

or the number of the first fingers is two, the number of the second fingers is one, and the two first fingers and the one second finger are distributed in an isosceles triangle;

Or the number of the first fingers is one, the number of the second fingers is two, and one first finger and the two second fingers are distributed in an isosceles triangle.

16. The powder loading apparatus of claim 12, wherein:

the clamping jaw mechanism comprises a bearing plate, a driving piece, a transmission piece, a first clamping jaw and a second clamping jaw;

the first clamping jaw, the second clamping jaw, the transmission piece and the driving piece are distributed along the length direction of the bearing plate; the driving piece and the first clamping jaw are respectively connected with the bearing plate, the transmission piece is arranged on the bearing plate and is in sliding connection with the bearing plate, the second clamping jaw and the driving piece are respectively connected with the transmission piece, and the driving piece is used for driving the transmission piece to slide back and forth along the length direction of the bearing plate so as to enable the second clamping jaw to be close to and far away from the first clamping jaw.

17. The powder loading apparatus of claim 16, wherein:

the driving piece comprises a sliding piece and a first connecting block connected with the sliding piece, the sliding piece is in sliding connection with the bearing plate, the driving piece is used for driving the sliding piece to slide, and the second clamping jaw is connected with the first connecting block;

The transmission part further comprises a guide shaft and an elastic part, the guide shaft is arranged along the length direction of the bearing plate, the elastic part is connected between the first connecting block and the sliding part, and the elastic part is sleeved on the guide shaft;

one end of the guide shaft is fixedly connected with the first connecting block, and the other end of the guide shaft is in sliding connection with the sliding piece; or one end of the guide shaft is fixedly connected with the sliding piece, and the other end of the guide shaft is in sliding connection with the first connecting block.

18. The powder loading apparatus of claim 17, wherein:

the clamping jaw mechanism further comprises a second connecting block, and the first clamping jaw is connected with one end of the bearing plate through the second connecting block; the second connecting block is arranged close to the first connecting block, one end, away from the first connecting block, of the second connecting block is connected with the first clamping jaw, and the first clamping jaw and the second clamping jaw are positioned on the same side of the second connecting block;

the second connecting block is provided with a through hole, the through hole penetrates through the second connecting block along the vertical direction, and the through hole is positioned above a clamping space formed by surrounding the first clamping jaw and the second clamping jaw.

19. The powder loading apparatus of claim 16, wherein:

the clamping jaw mechanism further comprises a position sensor and an induction piece, one of the position sensor and the induction piece is arranged on the bearing plate, the other one of the position sensor and the induction piece is arranged on the transmission piece, and the position sensor is matched with the induction piece to detect whether the first clamping jaw and the second clamping jaw clamp an article or not.

20. The powder-sampling apparatus of any one of claims 1-19, wherein:

still include the powder bucket transfer frame, the powder bucket transfer frame is located powder bucket strorage device with between the application of sample device, the powder bucket transfer frame is used for when handling device is in powder bucket strorage device with when adding the sample module and carrying the powder bucket.

21. The powder-sampling apparatus of any one of claims 1-19, wherein:

the powder barrel storage device, the sample adding device and the carrying device are respectively arranged in the accommodating cavity;

The accommodating cavity is provided with an opening, and the switch door is arranged at the opening and is used for opening or closing the opening.

22. The powder sampling apparatus of claim 21, wherein:

the switch door is positioned at one side of the rack body close to the sample storage device; the powder bucket storage device can extend out of the opening when the switch door is opened;

and at least one side of the switch door and/or the rack body is provided with a visual transparent area.

23. The powder sampling apparatus of claim 21, wherein:

the device comprises a frame body, a powder barrel, a sample container, an operation panel, a code scanning device and a control device, wherein the code scanning device is used for scanning and identifying the powder barrel and the sample container;

the control device is respectively in communication connection with the code scanning device, the operation panel, the sample adding device and the carrying device.

24. An experimental system comprising a powder loading device according to any one of claims 1-23.

25. The assay system of claim 24, wherein:

the powder loading device further comprises a mobile robot, wherein the mobile robot is used for taking and placing the powder barrel from the powder barrel storage device of the powder loading device and/or taking and placing the sample container from the sample storage device of the powder loading device.