Sample preparation equipment and sample preparation method

Abstract

The invention discloses sample preparation equipment and a sample preparation method, and belongs to the field of chemical sample preparation. The sample preparation equipment comprises a batching device, a pressing device, a transferring device, a calcining device, a crushing device and a detecting device. The transferring device is used for pouring the mixed powder into the material pressing mold and transferring the material pressing mold to the material pressing device, and the material pressing device is used for pressurizing the material pressing mold; the transfer device is used for transferring the first intermediate sample into the second accommodating vessel and transferring the second accommodating vessel into the calcining device, and the calcining device is used for calcining the first intermediate sample; the transfer device is used for transferring the second intermediate sample to the crushing device, and the crushing device is used for crushing the second intermediate sample to form a plurality of samples and dropping the samples into the third accommodating vessel; the transfer device is used for transferring the third accommodating vessel to the detection device, and the detection device is used for detecting the microstructure of the sample. The sample preparation equipment provided by the invention can realize automatic preparation of the sample.

Description

Technical Field

[0001] The present application relates to the technical field of chemical sample preparation, and in particular to a sample preparation device and a sample preparation method. Background Art

[0002] The research and development of new materials often requires a lot of trial-and-error synthesis and testing. The traditional method of preparing new materials usually requires scientific researchers to manually complete each preparation process in sequence. On the one hand, it takes a lot of time and energy, and on the other hand, the accuracy of manual synthesis and testing is poor. Summary of the invention

[0003] In view of this, the purpose of the present application is to overcome the deficiencies in the prior art and provide a sample preparation device.

[0004] To solve the above technical problems, this application provides:

[0005] A sample preparation device comprising:

[0006] A batching device, used to uniformly mix a plurality of powder materials in a preset proportion in a first container;

[0007] Pressing device;

[0008] A transfer device, used to pour the mixed powder in the first container into a pressing mold, and to transfer the pressing mold to the pressing device, wherein the pressing device is used to pressurize the pressing mold so that the mixed powder in the pressing mold forms a sheet-shaped first intermediate sample;

[0009] A calcining device, wherein the transfer device is used to transfer the first intermediate sample to a second holding vessel, and is used to transfer the second holding vessel to the calcining device, and the calcining device is used to calcine the first intermediate sample so that the first intermediate sample is sintered to form a second intermediate sample;

[0010] A crushing device, wherein the transfer device is used to transfer the second intermediate sample to the crushing device, and the crushing device is used to crush the second intermediate sample so that the second intermediate sample is crushed into a plurality of samples and falls into a third container;

[0011] The detection device is used to transfer the third container to the detection device, and the detection device is used to detect the microstructure of the sample.

[0012] In addition, the sample preparation device according to the present application may also have the following additional technical features:

[0013] In some embodiments of the present application, the sample preparation equipment also includes a storage table, the batching device, the pressing device, the transfer device, the calcination device, the crushing device and the detection device are all arranged on the storage table, the transfer device includes a robotic arm, a clamping mechanism and a vacuum adsorption mechanism, the robotic arm is movably arranged on the storage table, the clamping mechanism and the vacuum adsorption mechanism are both arranged on the robotic arm, the clamping mechanism is used to clamp the first container, the pressing mold, the second container and the third container, and the vacuum adsorption mechanism is used to adsorb the first intermediate sample and the second intermediate sample.

[0014] In some embodiments of the present application, the sample preparation device also includes a rack, which is arranged on the storage table, and an assembly mechanism and a demolding mechanism are provided on the rack, the assembly mechanism is used to assemble the pressing mold, and the demolding mechanism is used to separate the first intermediate sample from the pressing mold.

[0015] In some embodiments of the present application, the calcining device includes a calcining furnace, a hatch and a linear module, the calcining furnace is arranged on the storage table, the linear module is arranged on the calcining furnace, and the hatch is arranged on the output end of the linear module.

[0016] In some embodiments of the present application, the crushing device includes a box and a crushing mechanism, the crushing mechanism is disposed in the box and is used to crush the second intermediate sample, and the third containing vessel is slidably disposed in the box and is located at the bottom of the crushing mechanism.

[0017] In some embodiments of the present application, a feed port adapted to the shape of the second intermediate sample is opened on the top of the box.

[0018] In some embodiments of the present application, the sample preparation device further includes a first placement rack, which is disposed on the storage table and has a first placement position adapted to the outer shape of the second containing vessel.

[0019] In some embodiments of the present application, the sample preparation device further includes a second placement rack, which is disposed on the storage table and has a second placement position adapted to the outer shape of the third containing vessel.

[0020] In a second aspect, the present application further provides a sample preparation method, which is implemented by the sample preparation device described in any of the above embodiments, and the sample preparation method comprises:

[0021] a batching process, wherein the batching device uniformly mixes a plurality of powder materials in a preset proportion in the first container;

[0022] A pressing step, wherein the transfer device pours the mixed powder in the first container into the pressing mold, and transfers the pressing mold to the pressing device, and the pressing device presses the pressing mold to form a sheet-shaped first intermediate sample.

[0023] a calcining step, wherein the transfer device transfers the first intermediate sample to the second containing vessel, and transfers the second containing vessel to the calcining device, and the calcining device calcines the first intermediate sample to sinter the first intermediate sample to form a second intermediate sample;

[0024] A crushing step, wherein the transfer device transfers the second intermediate sample to the crushing device, and the crushing device crushes the second intermediate sample so that the second intermediate sample is crushed into a plurality of samples and falls into the third container;

[0025] In a detection step, the transfer device transfers the third container to the detection device, and the detection device detects the microstructure of the sample.

[0026] In some embodiments of the present application, the pressing process includes:

[0027] Assembling the pressing die;

[0028] The transfer device pours the mixed powder in the first container into the pressing mold, and transfers the pressing mold to the pressing device, and the pressing device presses the pressing mold to form the mixed powder in the pressing mold into a sheet-shaped first intermediate sample;

[0029] The first intermediate sample is separated from the die.

[0030] Compared with the prior art, the beneficial effects of this application are:

[0031] The present application proposes a sample preparation device. When working, the batching device first automatically mixes multiple powders in a preset proportion in a first container. The transfer device then automatically pours the mixed powder in the first container into a pressing mold, and automatically transfers the pressing mold to the pressing device. The pressing device automatically pressurizes the pressing mold to squeeze the mixed powder in the pressing mold to form a sheet-like first intermediate sample. Then the transfer device automatically transfers the first intermediate sample to the second container, and automatically transfers the second container to the calcining device. The calcining device automatically calcines the first intermediate sample to sinter the first intermediate sample to form a second intermediate sample. Then the transfer device automatically transfers the second intermediate sample to the crushing device, and the crushing device automatically crushes the second intermediate sample to crush the second intermediate sample into multiple samples and automatically drop them into the third container. Finally, the transfer device automatically transfers the third container to the detection device, and the detection device automatically detects the microstructure of the sample. If the sample does not meet the preset requirements, the sample preparation device automatically repeats the above preparation steps until the sample meets the preset requirements. The sample preparation equipment provided in this application can realize automated sample preparation, freeing the hands of scientific researchers and effectively improving the efficiency and accuracy of sample preparation. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0033] Figure 1 A perspective schematic diagram of a sample preparation device in some embodiments of the present application is shown;

[0034] Figure 2 A three-dimensional schematic diagram from another perspective of a sample preparation device in some embodiments of the present application is shown.

[0035] Description of main component symbols:

[0036] 100-Sample preparation equipment;

[0037] 111-first container; 112-pressing mold; 113-second container; 114-third container; 1141-protrusion;

[0038] 120-pressing device;

[0039] 130 - transfer device; 131 - mechanical arm; 132 - clamping mechanism; 133 - vacuum adsorption mechanism;

[0040] 140-calcining device; 141-calcining furnace; 142-cabin door; 143-linear module;

[0041] 150-crushing device; 151-box; 1511-feeding port;

[0042] 160-storage table;

[0043] 170-storage rack; 171-assembly mechanism; 172-demolding mechanism;

[0044] 180-first placement rack; 181-first placement position;

[0045] 190-second placement rack; 191-second placement position. DETAILED DESCRIPTION

[0046] The embodiments of the present application are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present application, and cannot be understood as limiting the present application.

[0047] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0048] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0049] In this application, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0050] In the present application, unless otherwise clearly specified and limited, a first feature being “above” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being “above”, “above”, and “above” a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being “below”, “below”, and “below” a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0051] like Figure 1 and Figure 2 As shown, an embodiment of the present application provides a sample preparation device 100, which includes a batching device, a pressing device 120, a transfer device 130, a calcining device 140, a crushing device 150 and a detection device.

[0052] The batching device is used to uniformly mix a plurality of powder materials in a preset proportion in the first container 111. The transfer device 130 is used to pour the mixed powder materials in the first container 111 into the pressing mold 112, and to transfer the pressing mold 112 to the pressing device 120, and the pressing device 120 is used to pressurize the pressing mold 112 so that the mixed powder materials in the pressing mold 112 form a sheet-shaped first intermediate sample.

[0053] The transfer device 130 is used to transfer the first intermediate sample to the second containing vessel 113, and to transfer the second containing vessel 113 to the calcining device 140. The calcining device 140 is used to calcine the first intermediate sample so that the first intermediate sample is sintered to form a second intermediate sample.

[0054] The transfer device 130 is used to transfer the second intermediate sample to the crushing device 150, and the crushing device 150 is used to crush the second intermediate sample so that the second intermediate sample is crushed into multiple samples and falls into the third container 114. The transfer device 130 is used to transfer the third container 114 to the detection device, and the detection device is used to detect the microstructure of the sample.

[0055] The sample preparation device 100 provided in the embodiment of the present application, when working, the batching device first automatically mixes the multiple powders in the first container 111 according to the preset proportions. The transfer device 130 then automatically pours the mixed powder in the first container 111 into the pressing mold 112, and automatically transfers the pressing mold 112 to the pressing device 120, and the pressing device 120 automatically pressurizes the pressing mold 112 to squeeze the mixed powder in the pressing mold 112 to form a sheet-shaped first intermediate sample. Then the transfer device 130 automatically transfers the first intermediate sample to the second container 113, and automatically transfers the second container 113 to the calcining device 140, and the calcining device 140 automatically calcines the first intermediate sample to sinter the first intermediate sample to form a second intermediate sample. Then the transfer device 130 automatically transfers the second intermediate sample to the crushing device 150, and the crushing device 150 automatically crushes the second intermediate sample to break the second intermediate sample into multiple samples and automatically drop them into the third container 114. Finally, the transfer device 130 automatically transfers the third container 114 to the detection device, and the detection device automatically detects the microstructure of the sample. If the sample does not meet the preset requirements, the sample preparation device 100 automatically repeats the above preparation steps until the sample meets the preset requirements. The sample preparation device 100 provided in the present application can realize the automated preparation of samples, freeing the hands of scientific researchers and effectively improving the efficiency and accuracy of sample preparation.

[0056] Exemplarily, the batching device may be an automatic batching machine, the first container 111 may be a plastic cup or a glass cup, and the pressing device 120 may be a hydraulic tablet press. The calcining device 140 may be a high-throughput tubular furnace, the second container 113 may be a crucible, the crushing device 150 may be a jaw crusher, the third container 114 may be a drawer-type sample bin, and the detection device may be a multifunctional diffractometer.

[0057] like Figure 1 and Figure 2As shown, in one embodiment of the present application, the sample preparation device 100 also includes a storage table 160, the batching device, the pressing device 120, the transfer device 130, the calcination device 140, the crushing device 150 and the detection device are all arranged on the storage table 160, the transfer device 130 includes a robot arm 131, a clamping mechanism and a vacuum adsorption mechanism 133, the robot arm 131 is movably arranged on the storage table 160, the clamping mechanism and the vacuum adsorption mechanism 133 are both arranged on the robot arm 131, the clamping mechanism is used to clamp the first container 111, the pressing mold 112, the second container 113 and the third container 114, and the vacuum adsorption mechanism 133 is used to adsorb the first intermediate sample and the second intermediate sample.

[0058] In this embodiment, the batching device, the pressing device 120, the transfer device 130, the calcining device 140, the crushing device 150 and the detection device are all arranged on the storage table 160 to achieve stable installation of the batching device, the pressing device 120, the transfer device 130, the calcining device 140, the crushing device 150 and the detection device.

[0059] The transfer device 130 includes a robotic arm 131, a clamping mechanism and a vacuum adsorption mechanism 133. The clamping mechanism is used to clamp the first container 111, the pressing mold 112, the second container 113 and the third container 114. The vacuum adsorption mechanism 133 is used to adsorb the first intermediate sample and the second intermediate sample. The robotic arm 131 is movably arranged on the storage table 160. By arranging the clamping mechanism and the vacuum adsorption mechanism 133 on the robotic arm 131, the clamping mechanism and the vacuum adsorption mechanism 133 move synchronously with the robotic arm 131, thereby realizing the automatic transfer function of the first container 111, the pressing mold 112, the second container 113, the third container 114, the first intermediate sample and the second intermediate sample.

[0060] Exemplarily, the clamping mechanism may be a clamping claw, and the vacuum adsorption mechanism 133 may be a vacuum suction cup.

[0061] like Figure 1 and Figure 2 As shown, in the above-mentioned embodiment of the present application, the sample preparation device 100 also includes a rack 170, and the rack 170 is arranged on the storage table 160. The rack 170 is provided with an assembly mechanism 171 and a demolding mechanism 172. The assembly mechanism 171 is used to assemble the pressing mold 112, and the demolding mechanism 172 is used to separate the first intermediate sample from the pressing mold 112.

[0062] In this embodiment, an assembly mechanism 171 for assembling the pressing mold 112 is provided, so that the assembly of the pressing mold 112 is automatically completed under the coordinated cooperation of the transfer device 130 and the assembly mechanism 171, thereby facilitating the subsequent automatic pouring of the mixed powder in the first containing vessel 111 into the pressing mold 112 by the transfer device 130, and further facilitating the subsequent automatic transfer of the pressing mold 112 to the pressing device 120 by the transfer device 130 to be pressurized by the pressing device 120 to form a sheet-like first intermediate sample.

[0063] By setting up a demolding mechanism 172 for separating the first intermediate sample from the pressing mold 112, the first intermediate sample is automatically separated from the pressing mold 112 under the coordinated cooperation of the transfer device 130 and the demolding mechanism 172, thereby facilitating the subsequent automatic transfer of the first intermediate sample to the second containing vessel 113 by the transfer device 130, and further facilitating the subsequent automatic transfer of the second containing vessel 113 to the calcining device 140 by the transfer device 130 so that the first intermediate sample can be calcined to form the second intermediate sample.

[0064] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the calcining device 140 includes a calcining furnace 141, a hatch 142 and a linear module 143, the calcining furnace 141 is arranged on the placement table 160, the linear module 143 is arranged on the calcining furnace 141, and the hatch 142 is arranged on the output end of the linear module 143.

[0065] In this embodiment, the linear module 143 is disposed on the calcining furnace 141 , and the hatch 142 is disposed on the output end of the linear module 143 so that the hatch 142 is automatically opened or closed under the drive of the linear module 143 , thereby facilitating calcination and taking and placing the second container 113 .

[0066] Exemplarily, the linear module 143 may be a cylinder, a hydraulic cylinder or a linear motor.

[0067] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the crushing device 150 includes a box body 151 and a crushing mechanism, the crushing mechanism is arranged in the box body 151, and is used to crush the second intermediate sample, and the third containing vessel 114 can be slidably arranged in the box body 151 and is located at the bottom of the crushing mechanism.

[0068] In this embodiment, the third containing vessel 114 is slidably disposed in the box 151 and located at the bottom of the crushing mechanism. On the one hand, the sample formed after the second intermediate sample is crushed by the crushing mechanism can automatically fall into the third containing vessel 114 under the action of gravity. On the other hand, the third containing vessel 114 can be transferred to the position of the detection device by the transfer device 130 so that the sample can be detected by the detection device.

[0069] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, a feed port 1511 matching the shape of the second intermediate sample is provided on the top of the box 151. Thus, the transfer device 130 can put the second intermediate sample into the box 151 through the feed port 1511 and the sample is crushed by the crushing mechanism in the box 151 to form a sample.

[0070] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the box body 151 is provided with a receiving groove adapted to the shape of the third receiving container 114, a guide rail is provided on the groove wall of the receiving groove, and the third receiving container 114 is slidably connected to the guide rail.

[0071] Thus, the third containing vessel 114 can be inserted into the containing groove or pulled out from the containing groove. When inserted into the containing groove, it is convenient for the sample formed after the second intermediate sample is crushed by the crushing mechanism to automatically fall into the third containing vessel 114 under the action of gravity. After being pulled out from the containing groove, it is convenient for the transfer device 130 to transfer the third containing vessel 114 to the position of the detection device so that the sample can be detected by the detection device.

[0072] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the end of the third container 114 away from the box body 151 is provided with a protrusion 1141, and the protrusion 1141 protrudes from the outer wall of the box body 151. Therefore, it is convenient for the transfer device 130 to extract the third container 114 from the receiving tank through the protrusion 1141.

[0073] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the sample preparation device 100 further includes a first placement rack 180, which is disposed on the storage table 160 and is provided with a first placement position 181 adapted to the shape of the second container 113. Thus, the second container 113 is stably placed, and the second container 113 is naturally cooled down at the first placement position 181.

[0074] like Figure 1 and Figure 2 As shown, in the above embodiment of the present application, the sample preparation device 100 further includes a second placement rack 190, which is disposed on the placement table 160 and is provided with a second placement position 191 adapted to the shape of the third container 114. Thus, the third container 114 is stably placed, so that the subsequent transfer device 130 can transfer the third container 114 to the detection device position so that the sample can be detected by the detection device.

[0075] The embodiment of the present application further provides a sample preparation method, which is implemented by the sample preparation device 100 described in the above embodiment, and comprises the following steps:

[0076] Step S101: a batching process, in which the batching device automatically and evenly mixes a plurality of powder materials in the first container 111 according to a preset ratio.

[0077] Step S102: a pressing process, wherein the transfer device 130 automatically pours the mixed powder in the first container 111 into the pressing mold 112, and automatically transfers the pressing mold 112 to the pressing device 120, and the pressing device 120 automatically pressurizes the pressing mold 112 to form a sheet-like first intermediate sample.

[0078] Step S103: calcination process, the transfer device 130 automatically transfers the first intermediate sample to the second containing vessel 113, and automatically transfers the second containing vessel 113 to the calcination device 140, and the calcination device 140 automatically calcines the first intermediate sample to sinter the first intermediate sample to form a second intermediate sample.

[0079] Step S104 : a crushing process, the transfer device 130 automatically transfers the second intermediate sample to the crushing device 150 , and the crushing device 150 automatically crushes the second intermediate sample, so that the second intermediate sample is crushed into a plurality of samples and falls into the third container 114 .

[0080] Step S105: a detection process, the transfer device 130 automatically transfers the third container 114 to the detection device, and the detection device automatically detects the microstructure of the sample.

[0081] If the sample does not meet the preset requirements, the sample preparation device 100 automatically repeats the above preparation steps until the sample meets the preset requirements. The sample preparation method provided in this application can realize the automatic preparation of samples, freeing the hands of scientific researchers and effectively improving the efficiency and accuracy of sample preparation.

[0082] In the above embodiment of the present application, the pressing process includes the steps of:

[0083] Step S1021: Assembling the pressing mold 112 .

[0084] In this way, it is convenient for the mixed powder in the first containing vessel 111 to be automatically poured into the pressing mold 112 by the transfer device 130, so that the pressing mold 112 can be automatically transferred to the pressing device 120 by the transfer device 130 to be pressurized by the pressing device 120 to form a sheet-shaped first intermediate sample.

[0085] Step S1022: The transfer device 130 automatically pours the mixed powder in the first containing vessel 111 into the pressing mold 112, and automatically transfers the pressing mold 112 to the pressing device 120. The pressing device 120 automatically pressurizes the pressing mold 112 to form a sheet-shaped first intermediate sample.

[0086] Step S103 : separating the first intermediate sample from the pressing mold 112 .

[0087] In this way, the first intermediate sample can be automatically transferred to the second container 113 by the transfer device 130 , and the second container 113 can be automatically transferred to the calcining device 140 by the transfer device 130 to calcine the first intermediate sample to form the second intermediate sample.

[0088] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0089] Although the embodiments of the present application have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations on the present application. Ordinary technicians in this field can change, modify, replace and modify the above embodiments within the scope of the present application.

Claims

1. A sample preparation device, characterized in that: include: A batching device, used to uniformly mix a plurality of powder materials in a preset proportion in a first container; Pressing device; A transfer device, used to pour the mixed powder in the first container into a pressing mold, and to transfer the pressing mold to the pressing device, wherein the pressing device is used to pressurize the pressing mold so that the mixed powder in the pressing mold forms a sheet-shaped first intermediate sample; A calcining device, wherein the transfer device is used to transfer the first intermediate sample to a second holding vessel, and is used to transfer the second holding vessel to the calcining device, and the calcining device is used to calcine the first intermediate sample so that the first intermediate sample is sintered to form a second intermediate sample; A crushing device, wherein the transfer device is used to transfer the second intermediate sample to the crushing device, and the crushing device is used to crush the second intermediate sample so that the second intermediate sample is crushed into a plurality of samples and falls into a third container; The detection device is used to transfer the third container to the detection device, and the detection device is used to detect the microstructure of the sample.

2. The sample preparation device according to claim 1, characterized in that The sample preparation equipment also includes a storage table, and the batching device, the pressing device, the transfer device, the calcination device, the crushing device and the detection device are all arranged on the storage table. The transfer device includes a mechanical arm, a clamping mechanism and a vacuum adsorption mechanism. The mechanical arm is movably arranged on the storage table, and the clamping mechanism and the vacuum adsorption mechanism are both arranged on the mechanical arm. The clamping mechanism is used to clamp the first container, the pressing mold, the second container and the third container, and the vacuum adsorption mechanism is used to adsorb the first intermediate sample and the second intermediate sample.

3. The sample preparation device according to claim 2, characterized in that: The sample preparation device also includes a rack, which is arranged on the storage table. An assembly mechanism and a demoulding mechanism are provided on the rack. The assembly mechanism is used to assemble the pressing mold, and the demoulding mechanism is used to separate the first intermediate sample from the pressing mold.

4. The sample preparation device according to claim 2, characterized in that: The calcining device comprises a calcining furnace, a hatch and a linear module. The calcining furnace is arranged on the storage table, the linear module is arranged on the calcining furnace, and the hatch is arranged on the output end of the linear module.

5. The sample preparation device according to claim 2, characterized in that: The crushing device comprises a box body and a crushing mechanism, wherein the crushing mechanism is disposed in the box body and is used to crush the second intermediate sample, and the third containing vessel is slidably disposed in the box body and is located at the bottom of the crushing mechanism.

6. The sample preparation device according to claim 5, characterized in that A feeding port matching the shape of the second intermediate sample is provided on the top of the box.

7. The sample preparation device according to claim 2, characterized in that: The sample preparation device further comprises a first placement rack, which is arranged on the storage table and has a first placement position matched with the shape of the second containing vessel.

8. The sample preparation device according to claim 2, characterized in that: The sample preparation device further comprises a second placement rack, which is arranged on the storage table and has a second placement position matched with the outer shape of the third containing vessel.

9. A sample preparation method, characterized in that: The sample preparation method is implemented by the sample preparation device according to any one of claims 1 to 8, and the sample preparation method comprises: a batching process, wherein the batching device uniformly mixes a plurality of powder materials in a preset proportion in the first container; A pressing step, wherein the transfer device pours the mixed powder in the first container into the pressing mold, and transfers the pressing mold to the pressing device, and the pressing device presses the pressing mold to form a sheet-shaped first intermediate sample. a calcining step, wherein the transfer device transfers the first intermediate sample to the second containing vessel, and transfers the second containing vessel to the calcining device, and the calcining device calcines the first intermediate sample to sinter the first intermediate sample to form a second intermediate sample; A crushing step, wherein the transfer device transfers the second intermediate sample to the crushing device, and the crushing device crushes the second intermediate sample so that the second intermediate sample is crushed into a plurality of samples and falls into the third container; In a detection step, the transfer device transfers the third container to the detection device, and the detection device detects the microstructure of the sample.

10. The sample preparation method according to claim 9, characterized in that: The pressing process comprises: Assembling the pressing die; The transfer device pours the mixed powder in the first container into the pressing mold, and transfers the pressing mold to the pressing device, and the pressing device presses the pressing mold to form the mixed powder in the pressing mold into a sheet-shaped first intermediate sample; The first intermediate sample is separated from the die.

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