Sealant sample preparation detection device and method

Abstract

The invention provides a sealant sample preparation detection device and method.The sealant sample preparation detection device comprises a sample receiving assembly and a transferring assembly, the sample receiving assembly is used for receiving sample preparation paper at a transferring position and moving the sample preparation paper between the transferring position and a material receiving position, and the transferring assembly is used for transferring the sample preparation paper in a paper storage assembly to the sample receiving assembly at the transferring position; the received sample preparation paper is prepared into a sample position; the sample preparation assembly is used for receiving the received sample preparation paper conveyed by the transfer assembly, and the sample preparation assembly folds the sample preparation paper in half and then unfolds the sample preparation paper; and the detection assembly is used for detecting the unfolded sample preparation paper in the sample preparation assembly. The sample preparation device has the beneficial effects that through cooperative use of the transferring assembly, the material receiving assembly and the folding assembly, the working efficiency of sample preparation is improved, and compared with manual sample preparation, the consistency of sample preparation every time is ensured, and the accuracy of a detection result is improved.

Description

Technical Field

[0001] The invention belongs to the technical field of sealant production, and in particular relates to a sealant sample preparation and detection device and method. Background Art

[0002] At present, when conducting batch inspection on continuous sealant production lines, basically manual sampling is required at the sampling port, which is then folded and unfolded for sample preparation. After sample preparation, the material is tested. The following problems exist during operation: First, the continuous production line has a high inspection frequency and requires multiple people to prepare samples at the same time, resulting in low work efficiency and high inspection costs. Second, the consistency of manual sample preparation is difficult to ensure, resulting in inaccurate test results. Third, manual visual judgment of material quality is subjective, and different inspectors have different inspection processes, resulting in difficulty in ensuring inspection accuracy. Summary of the invention

[0003] In view of this, the present invention aims to provide a sealant sample preparation and detection device and method, in order to solve at least one of the above-mentioned technical problems.

[0004] To achieve the above object, the technical solution of the present invention is achieved as follows:

[0005] The first aspect of the present invention provides a sealant sample preparation and detection device, comprising:

[0006] The sample receiving component is used to receive the sample paper at the transfer position and move the sample paper between the transfer position and the material receiving position.

[0007] A transfer assembly, which moves the sample paper in the paper storage assembly to the sample receiving assembly at the transfer position, and transfers the sample paper after receiving the material to the sample preparation position;

[0008] A sample preparation component, the sample preparation component is used to receive the sample preparation paper after the material is transported by the transfer component, and the sample preparation component folds the sample preparation paper in half and then unfolds it;

[0009] A detection component is used to detect the sample preparation paper after it is unfolded in the sample preparation component.

[0010] Furthermore, the sample receiving assembly includes a sample receiving tray, and the sample receiving tray is provided with a placement slot for placing sample preparation paper;

[0011] The sample receiving tray is movably connected to the first guide rail of the frame through a slider, and the sample receiving tray is correspondingly provided with a first driving component, and the first driving component is used to drive the sample receiving tray to move between the transfer position and the material receiving position.

[0012] Furthermore, the material receiving position is provided with a layout component corresponding to the material receiving position, and the layout component includes:

[0013] An incoming material pipe, one end of which is connected to the production line material tank, and the other end is a discharge port;

[0014] A discharge pipe, the discharge pipe is connected to the feed pipe, a first valve is provided on the discharge pipe, and the other end of the discharge pipe is connected to the temporary storage tank;

[0015] A second valve, the second valve is located between the outlet of the incoming pipe and the connection of the discharge pipe;

[0016] An elbow, one end of which is connected to the discharge port of the incoming material pipe, and the other end of which is arranged perpendicular to the ground and located above the center of the sample receiving plate on the material receiving position.

[0017] Further, the transfer component includes:

[0018] A lifting plate, wherein a negative pressure suction cup is provided on the lower end surface of the lifting plate, and the negative pressure suction cup is connected to the air inlet end of the negative pressure device;

[0019] A lifting module, wherein the output end of the lifting module is connected to the lifting plate;

[0020] A horizontal moving module, the output end of which is connected to the shell of the lifting module, the shell of which is connected to the frame, and the horizontal moving module is used to drive the lifting module to move between the paper storage assembly, the transfer position, and the sample preparation position.

[0021] Furthermore, the sample preparation component comprises:

[0022] Folding plates, the number of which is two, one end of which is hinged to a hinge shaft, and the hinge shaft is fixedly connected to the sample preparation platform;

[0023] A second driving component, wherein the housing of the second driving component is hinged to the sample preparation platform, and the output end of the second driving component is hinged to an end of the folding plate away from the hinge axis.

[0024] Furthermore, the sample preparation platform is movably connected to the second guide rail on the frame via a slider;

[0025] A third driving assembly is fixedly arranged on the frame, a shell of the third driving assembly is fixedly connected to the frame, an output end of the third driving assembly is connected to the sample preparation platform, and the third driving assembly is used to drive the sample preparation assembly to move between the sample preparation position and the detection position.

[0026] Furthermore, a clamping plate is provided at one end of the folding plate away from the hinge axis, the clamping plate corresponds to the two ends of the sample paper, the clamping plate is fixedly connected to the output shaft of the rotary clamping cylinder, and the shell of the rotary clamping cylinder is fixedly connected to the folding plate.

[0027] Furthermore, the detection component includes a camera module and a fill light module. The camera module is located above the detection position. The camera module is used to collect image information of the unfolded sample paper, and the fill light module is used to fill light for the unfolded sample paper.

[0028] A second aspect of the present invention provides a sealant sample preparation and testing method, comprising the following steps:

[0029] S1, move the sample paper to the transfer position;

[0030] S2, moving the sample paper from the transfer position to the sample receiving position;

[0031] S3, placing the sealant to be prepared on the upper surface of the sample paper, and moving the sample paper from the sample receiving position to the transfer position;

[0032] S4, moving the sample paper to the folding position;

[0033] S5, fold the two ends of the sample paper toward the middle so that the upper end surfaces of the sample paper are in contact with each other, and unfold the sample paper so that the sealant is spread on the upper end surface of the sample paper;

[0034] S6, moving the unfolded sample paper to the detection position, and collecting image information of the unfolded sample paper.

[0035] Furthermore, the sealant to be prepared in the material pipe in S3 flows to the upper surface of the sample preparation paper, and a specified volume of the sealant to be prepared is discharged before the material is discharged from the material pipe.

[0036] Compared with the prior art, the sealant sample preparation and detection device and method described in the present invention have the following beneficial effects:

[0037] (1) The sealant sample preparation and testing device described in the present invention improves the sample preparation efficiency by using a transfer component, a material receiving component, and a folding component in coordination. Compared with manual sample preparation, it also ensures the consistency of each sample preparation and improves the accuracy of the test results.

[0038] (2) In the sealant sample preparation and testing device described in the present invention, a certain volume of material is placed in the material pipe before each sample is placed, so as to prevent the material tested last time from affecting the current test.

[0039] (3) The sealant sample preparation and detection device described in the present invention provides a pressing plate to press the two ends of the sample paper during the folding process, thereby improving the stability of the folding process and ensuring the sample preparation effect and consistency. BRIEF DESCRIPTION OF THE DRAWINGS

[0040] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0041] Figure 1 It is a schematic diagram of the three-dimensional structure of the device according to an embodiment of the present invention;

[0042] Figure 2 It is a schematic diagram of the three-dimensional structure of the material discharging assembly according to an embodiment of the present invention;

[0043] Figure 3 It is a schematic diagram of the three-dimensional structure of the transfer assembly according to an embodiment of the present invention;

[0044] Figure 4 For the embodiment of the present invention Figure 3 Schematic diagram of the structure at A in the middle;

[0045] Figure 5 This is a schematic diagram of the three-dimensional structure of the folding assembly according to an embodiment of the present invention;

[0046] Figure 6 For the embodiment of the present invention Figure 5 Schematic diagram of the structure at B in the middle;

[0047] Figure 7 It is a schematic diagram of the three-dimensional structure of the material receiving assembly according to an embodiment of the present invention;

[0048] Figure 8 This is a schematic diagram of the three-dimensional structure of a paper storage assembly according to an embodiment of the present invention;

[0049] Fig. 9 It is a schematic diagram of the structure of the device described in an embodiment of the present invention from above.

[0050] Description of reference numerals:

[0051] 1. Frame; 2. Sample placement assembly; 3. Transfer assembly; 4. Paper storage assembly; 5. Sample receiving assembly; 6. Sample preparation assembly; 7. Detection assembly; 201. Incoming pipe; 202. Discharging pipe; 203. Elbow; 204. Second valve; 205. First valve; 301. Lifting plate; 302. Horizontal moving module; 303. Lifting module; 304. Suction cup; 501. Sample receiving plate; 502. First guide rail; 503. First drive assembly; 601. Folding plate; 602. Sample preparation platform; 603. Second drive assembly; 604. Second guide rail; 605. Third drive assembly; 606. Articulated shaft; 607. Clamping plate; 608. Rotary clamping cylinder. DETAILED DESCRIPTION

[0052] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0053] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0054] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0055] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0056] like Figures 1 to 9 As shown, a sealant sample preparation and testing device includes: a sample receiving component 5, the sample receiving component 5 is used to receive the sample paper at the transfer position and move the sample paper between the transfer position and the material receiving position.

[0057] Transfer component 3, transfer component 3 moves the sample paper from the paper storage component 4 to the sample receiving component 5 in the transfer position, and puts the sample paper after receiving the material into the sample making position; sample making component 6, sample making component 6 is used to receive the sample paper after receiving the material transported by the transfer component 3, and the sample making component 6 folds the sample paper in half and then unfolds it; detection component 7, detection component 7 is used to detect the sample paper in the sample making component 6 after it is unfolded.

[0058] The sample receiving assembly 5 comprises a sample receiving tray 501, and a placement slot for placing sample preparation paper is provided on the sample receiving tray 501;

[0059] The sample receiving tray 501 is movably connected to the first guide rail 502 of the frame 1 through a slider, and the sample receiving tray 501 is correspondingly provided with a first driving component 503, which is used to drive the sample receiving tray 501 to move between the transfer position and the material receiving position.

[0060] A layout component 2 is provided corresponding to the material receiving position, and the layout component 2 includes: an incoming material pipe 201, one end of which is connected to the production line material tank, and the other end is a discharge port; a discharge pipe 202, which is connected to the incoming material pipe 201, and a first valve 205 is provided on the discharge pipe 202, and the other end of the discharge pipe 202 is connected to the temporary storage tank; a second valve 204, which is located between the discharge port of the incoming material pipe 201 and the connection between the discharge pipe 202; an elbow 203, one end of the elbow 203 is connected to the discharge port of the incoming material pipe 201, and the other end is arranged perpendicular to the ground and located above the center of the sample receiving plate 501 on the material receiving position.

[0061] The working process of the sample setting component 2 is as follows: when sample setting is required, the material receiving component is located at the transfer position, the second valve 204 is opened to remove the accumulated material from the last test and then closed, a collection tank is provided under the elbow 203, and the volume of the removed material is not less than the volume of the incoming pipe 201, then the sample receiving plate 501 of the material receiving component moves to the sample receiving position, the second valve 204 is opened to release the specified volume of the sealant to be tested, after the sample setting is completed, the valve at the inlet of the incoming pipe 201 is closed, the first valve 205 is opened to transfer the material in the incoming pipe 201 to the temporary storage tank and then the first valve 205 is closed. Before each sample setting in the incoming pipe 201, a certain volume of material is emptied to prevent the last detected material from affecting the current test.

[0062] The first valve 205 and the second valve 204 are but not limited to existing solenoid valves or flow valves.

[0063] The transfer assembly 3 includes: a lifting plate 301, a negative pressure suction cup 304 is provided on the lower end surface of the lifting plate 301, and the negative pressure suction cup 304 is connected to the air inlet end of the negative pressure device (the negative pressure device adopts but is not limited to the existing vacuum pump); a lifting module 303, the output end of the lifting module 303 is connected to the lifting plate 301; a horizontal moving module 302, the output end of the horizontal moving module 302 is connected to the shell of the lifting module 303, the shell of the horizontal moving module 302 is connected to the frame 1, and the horizontal moving module 302 is used to drive the lifting module 303 to move between the paper storage assembly 4, the transfer position, and the sample preparation position. The number of lifting plates 301 can be one or more, and the multiple lifting plates 301 are respectively installed in conjunction with a slide of the module. Each lifting plate 301 is correspondingly provided with a suction cup 304 and a lifting module 303, and the number of suction cups 304 is four, corresponding to the four corners of the sample paper.

[0064] The lifting module 303 adopts but is not limited to the existing double-acting cylinder, and the horizontal moving module 302 adopts but is not limited to the existing slide module, and the output end of the slide module is a slide. The length direction of the slide module is perpendicular to the first guide rail 502, that is, the moving direction of the transfer component 3 is perpendicular to the moving direction of the sample receiving plate 501.

[0065] The sample preparation component 6 comprises:

[0066] Folding plate 601, the number of folding plates 601 is two, one end of folding plate 601 is hinged to hinge shaft 606, hinge shaft 606 is fixedly connected to sample preparation platform 602; second driving assembly 603, the shell of second driving assembly 603 is hinged to sample preparation platform 602, the output end of second driving assembly 603 is hinged to one end of folding plate 601 away from hinge shaft 606. Sample preparation platform 602 is movably connected to second guide rail 604 on frame 1 through slider; third driving assembly 605 is fixedly arranged on frame 1, the shell of third driving assembly 605 is fixedly connected to frame 1, the output end of third driving assembly 605 is connected to sample preparation platform 602, and third driving assembly 605 is used to drive sample preparation assembly 6 to move between sample preparation position and detection position. A clamping plate 607 is provided at one end of the folding plate 601 away from the hinge shaft 606. The clamping plate 607 corresponds to the two ends of the sample paper. The clamping plate 607 is fixedly connected to the output shaft of the rotary clamping cylinder 608. The housing of the rotary clamping cylinder 608 is fixedly connected to the folding plate 601. In the process of folding the sample paper, the clamping plate 607 is provided to clamp the two ends of the sample paper, thereby improving the stability of the folding process and ensuring the sample preparation effect and consistency.

[0067] The working process of the sample preparation component 6 is as follows: the output shaft of the rotary clamping cylinder 608 rotates and extends, and then the sample paper is placed on the upper end surfaces of the two folding plates 601, and the output shaft of the rotary clamping cylinder 608 rotates and contracts in the opposite direction, driving the clamping plate 607 to clamp the sample paper away from the two ends of the hinge shaft 606, and then the output shaft of the second driving component 603 extends to drive the two folding plates 601 to rotate, and the folding plate 601 drives the sample paper to fold in half, and then the output shaft of the second driving component 603 shortens, and the folding plate 601 resets the sample paper to be in the unfolded state, and the third driving component 605 drives the folding plate 601 and the sample paper to cause the detection position to take pictures. After the pictures are taken, the third driving component 605 drives the folding plate 601 to reset, and the output shaft of the rotary clamping cylinder 608 rotates and extends, and the transfer component 3 takes away the sample paper.

[0068] The detection component 7 includes a camera module and a fill light module. The camera module is located above the detection position. The camera module is used to collect image information of the unfolded sample paper, and the fill light module is used to fill light for the unfolded sample paper.

[0069] The quality of the sealant can be determined by collecting image information after the sealant is unfolded. The existing technology will not be described in detail here. The quality recognition effect of materials identified by AI is more accurate.

[0070] Image information can also be uploaded to the platform, allowing inspectors to remotely view material quality. Compared with traditional visual inspection, image information facilitates comparison and observation.

[0071] The first driving assembly 503, the second driving assembly 603, and the third driving assembly 605 all adopt but are not limited to existing double-acting cylinders, and the output end of the cylinder is a piston rod.

[0072] A sealant sample preparation and testing method comprises the following steps:

[0073] S1, move the sample paper to the transfer position;

[0074] S2, moving the sample paper from the transfer position to the sample receiving position;

[0075] S3, placing the sealant to be prepared on the upper surface of the sample paper, and moving the sample paper from the sample receiving position to the transfer position;

[0076] S4, moving the sample paper to the folding position;

[0077] S5, fold the two ends of the sample paper toward the middle so that the upper end surfaces of the sample paper are in contact with each other, and unfold the sample paper so that the sealant is spread on the upper end surface of the sample paper;

[0078] S6, moving the unfolded sample paper to the detection position, and collecting image information of the unfolded sample paper.

[0079] In S3, the sealant to be prepared in the material pipe 201 flows to the upper surface of the sample preparation paper, and the material pipe 201 discharges a specified volume of the sealant to be prepared before discharging the material.

[0080] Here are the specific steps:

[0081] S1, the output shaft of the lifting module 303 is extended, driving the lifting plate 301 to move downward, when the suction cup 304 contacts the sample paper, the valve of the negative pressure device opens the suction cup 304 to suck the sample paper tightly, then the output shaft of the lifting module 303 is shortened, the horizontal moving module 302 drives the lifting module 303 and the sample paper to move to the transfer position, the output shaft of the lifting module 303 is extended, driving the lifting plate 301 to move downward, the valve of the negative pressure device is closed, and the sample paper falls into the placement slot;

[0082] S2, the output shaft of the first driving assembly 503 extends to drive the sample receiving plate 501 to move to the sample receiving position;

[0083] S3, the sample receiving tray 501 of the material receiving component is located at the transfer position, the second valve 204 is opened to discharge the accumulated material of the last test and then closed, the volume of the discharged material is not less than the volume of the incoming pipe 201, and then the sample receiving tray 501 of the material receiving component moves to the sample receiving position, the second valve 204 is opened to discharge the specified volume of the sealant to be tested, after the sample is discharged, the valve at the inlet of the incoming pipe 201 is closed, the first valve 205 is opened to transfer the material in the incoming pipe 201 to the temporary storage tank, and then the first valve 205 is closed, and the output shaft of the first driving component 503 is shortened to drive the sample receiving tray 501 to move to the transfer position. At this time, the sealant to be tested already exists on the upper end surface of the sample paper.

[0084] S4, the output shaft of the lifting module 303 is extended, driving the lifting plate 301 to move downward, when the suction cup 304 contacts the sample paper, the valve of the negative pressure device opens the suction cup 304 to suck the sample paper tightly, and then the output shaft of the lifting module 303 is shortened, the horizontal moving module 302 drives the lifting module 303 and the sample paper to move to the sample preparation position, the output shaft of the lifting module 303 is extended, driving the lifting plate 301 to move downward, the sample paper contacts the folding plate 601, the valve of the negative pressure device is closed, and then the output shaft of the lifting module 303 is shortened;

[0085] S5, the output shaft of the rotary clamping cylinder 608 rotates and extends, and then the sample paper is placed on the upper end surfaces of the two folding plates 601, and the output shaft of the rotary clamping cylinder 608 rotates and contracts in the opposite direction, driving the clamping plate 607 to clamp the sample paper away from the two ends of the hinge shaft 606, and then the output shaft of the second drive component 603 extends to drive the two folding plates 601 to rotate, and the folding plate 601 drives the sample paper to fold in half, and then the output shaft of the second drive component 603 shortens, and the folding plate 601 resets the sample paper to an unfolded state, and the third drive component 605 drives the folding plate 601 and the sample paper to cause the detection position to take a photo, and after the photo is taken, the third drive component 605 drives the folding plate 601 to reset, and the output shaft of the rotary clamping cylinder 608 rotates and extends, and the transfer component 3 takes away the sample paper and applies the sample paper to the waste barrel;

[0086] S6. The third driving assembly 605 drives the folding plate 601 and the sample paper to cause the detection position to take pictures, collect image information of the unfolded sample paper, and identify the quality of the sealant through image recognition technology.

[0087] like Fig. 9 As shown, a is the transfer position, b is the sample receiving position, c is the sample preparation position, and d is the detection position;

[0088] The paper storage assembly 4, the transfer position and the sample preparation position are located on the same straight line (first straight line), the transfer position is located between the paper storage assembly 4 and the sample preparation position, the sample receiving position and the transfer position are located on the same straight line (second straight line), the sample preparation position and the detection are located on the same straight line (third straight line), wherein the first straight line and the second straight line are vertically arranged, and the third straight line and the first straight line are vertically arranged.

[0089] In some embodiments, the lifting plate is configured to perform S1, S4, and S5.

[0090] In other embodiments, two lifting plates are provided, one of which moves between the transfer position and the sample preparation position to execute S1, and the other moves between the paper storage assembly 4 and the transfer position to execute S4 and S5.

[0091] The moving direction of the transfer assembly 3 is perpendicular to that of the sample receiving plate 501, so that one or two lifting plates 301 can be set according to the requirements of the detection frequency and detection speed. While increasing the application range of the device, the setting of two lifting plates 301 improves the working efficiency of the device.

[0092] Through the coordinated use of the transfer component 3, the material receiving component and the folding component, the working efficiency of sample preparation is improved, and compared with manual sample preparation, the consistency of each sample preparation is guaranteed, thereby improving the accuracy of the test results.

[0093] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some or all of the technical features therein by equivalents. These modifications or replacements do not deviate the essence of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present invention, and they should all be included in the scope of the claims and specification of the present invention.

[0094] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sealant sample preparation and detection device, characterized in that: include: A sample receiving assembly (5), the sample receiving assembly (5) is used to receive the sample paper at the transfer position and move the sample paper between the transfer position and the material receiving position; A transfer assembly (3), wherein the transfer assembly (3) moves the sample paper in the paper storage assembly (4) to the sample receiving assembly (5) at the transfer position, and places the sample paper after receiving the sample at the sample receiving position; A sample preparation component (6), the sample preparation component (6) is used to receive the sample preparation paper after the material is transported by the transfer component (3), and the sample preparation component (6) folds the sample preparation paper in half and then unfolds it; A detection component (7), wherein the detection component (7) is used to detect the sample preparation paper after it is unfolded in the sample preparation component (6).

2. A sealant sample preparation and detection device according to claim 1, characterized in that: The sample receiving assembly (5) comprises a sample receiving tray (501), and the sample receiving tray (501) is provided with a placement slot for placing sample preparation paper; The sample receiving tray (501) is movably connected to the first guide rail (502) of the frame (1) via a slider, and the sample receiving tray (501) is correspondingly provided with a first driving component (503), and the first driving component (503) is used to drive the sample receiving tray (501) to move between the transfer position and the material receiving position.

3. A sealant sample preparation and detection device according to claim 2, characterized in that: The material receiving position is provided with a layout component (2) corresponding to the material receiving position, and the layout component (2) comprises: An incoming material pipe (201), one end of which is connected to a production line material tank, and the other end of which is a discharge port; A discharge pipe (202), the discharge pipe (202) is connected to the feed pipe (201), a first valve (205) is provided on the discharge pipe (202), and the other end of the discharge pipe (202) is connected to the temporary storage tank; A second valve (204), the second valve (204) is located between the outlet of the incoming pipe (201) and the connection point of the discharge pipe (202); An elbow (203), one end of which is connected to the discharge port of the incoming material pipe (201), and the other end of which is arranged perpendicular to the ground and located above the center of the sample receiving plate (501) on the material receiving position.

4. A sealant sample preparation and detection device according to claim 1, characterized in that: The transfer assembly (3) comprises: A lifting plate (301), wherein a negative pressure suction cup (304) is provided on the lower end surface of the lifting plate (301), and the negative pressure suction cup (304) is connected to the air inlet end of the negative pressure device; A lifting module (303), wherein an output end of the lifting module (303) is connected to the lifting plate (301); A horizontal moving module (302), wherein the output end of the horizontal moving module (302) is connected to the shell of the lifting module (303), the shell of the horizontal moving module (302) is connected to the frame (1), and the horizontal moving module (302) is used to drive the lifting module (303) to move between the paper storage assembly (4), the transfer position, and the sample preparation position.

5. A sealant sample preparation and detection device according to claim 1, characterized in that: The sample preparation component (6) comprises: A folding plate (601), wherein the number of the folding plates (601) is two, one end of the folding plate (601) is hinged to a hinge shaft (606), and the hinge shaft (606) is fixedly connected to the sample preparation platform (602); A second driving component (603), the shell of the second driving component (603) is hinged to the sample preparation platform (602), and the output end of the second driving component (603) is hinged to an end of the folding plate (601) away from the hinge axis (606).

6. A sealant sample preparation and detection device according to claim 5, characterized in that: The sample preparation platform (602) is movably connected to the second guide rail (604) on the frame (1) via a slider; A third driving component (605) is fixedly arranged on the frame (1); a shell of the third driving component (605) is fixedly connected to the frame (1); an output end of the third driving component (605) is connected to the sample preparation platform (602); and the third driving component (605) is used to drive the sample preparation component (6) to move between a sample preparation position and a detection position.

7. A sealant sample preparation and detection device according to claim 5, characterized in that: A clamping plate (607) is provided at one end of the folding plate (601) away from the hinge shaft (606), and the clamping plate (607) corresponds to the two ends of the sample paper. The clamping plate (607) is fixedly connected to the output shaft of the rotary clamping cylinder (608), and the shell of the rotary clamping cylinder (608) is fixedly connected to the folding plate (601).

8. A sealant sample preparation and detection device according to claim 1, characterized in that: The detection component (7) comprises a camera module and a fill light module. The camera module is located above the detection position. The camera module is used to collect image information of the unfolded sample paper, and the fill light module is used to fill light for the unfolded sample paper.

9. A sealant sample preparation and testing method, characterized in that: The following steps are involved: S1. Move the sample paper to the transfer position; S2, moving the sample paper from the transfer position to the sample receiving position; S3, placing the sealant to be prepared on the upper surface of the sample paper, and moving the sample paper from the sample receiving position to the transfer position; S4, moving the sample paper to the folding position; S5, fold the two ends of the sample paper toward the middle so that the upper end surfaces of the sample paper are in contact with each other, and unfold the sample paper so that the sealant is spread on the upper end surface of the sample paper; S6, moving the unfolded sample paper to the detection position, and collecting image information of the unfolded sample paper.

10. A sealant sample preparation and testing method according to claim 9, characterized in that: In said S3, the sealant to be prepared in the material supply pipe (201) flows to the upper surface of the sample preparation paper, and the sealant to be prepared in a specified volume is first discharged from the material supply pipe (201) before discharging the material.

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