Detection device for file repair

By designing an automated take-out and placement system for archive repair detection devices, the problems of inconvenience in manual operation and low detection efficiency in the prior art are solved, and efficient and automated archive detection and protection are achieved.

CN120064119APending Publication Date: 2025-05-30莘县融媒体中心
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Patent Information

Application Number
CN202510199293.9
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-21
Publication Date
2025-05-30

AI Technical Summary

Technical Problem

The existing archive repair and detection process requires manual operation, which is relatively inconvenient and has low detection efficiency.

Method used

A device for file repair detection is designed. By setting the storage box and cross-moving of the removal components, the file paper is automatically taken out and placed on a light emitting plate for detection, and after the detection is completed, the paper is sent to the storage box.

Benefits of technology

Automatic inspection is realized, saving time for manual filling and storage of archives, improving detection efficiency, and providing better protection for archive paper.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides an archive repair detection device, and relates to the technical field of detection devices.The archive repair detection device comprises a detection table, a light-emitting plate is installed on the top surface of the detection table, a camera is installed at the upper end of the light-emitting plate, storage assemblies are arranged on the two sides of the detection table, and each storage assembly comprises a vertical plate; clamping plates are arranged at the top and the bottom of the vertical plate, a plurality of sets of storage boxes are clamped and installed between the two sets of clamping plates, the storage boxes are arranged in an up-down stacked mode, openings are formed in the two ends of each storage box, and rubber strips are pasted to the opening ends of the storage boxes. When detection is needed, the archive paper is stacked, the two sets of taking-out assemblies move in a crossed mode, the archive paper is taken out from the two sides to be detected on the light-emitting plate, the archive paper is sent back into the storage box after detection is completed, the archive paper is protected, manual filling and archive storage are omitted, and the detection efficiency is improved.
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Description

Technical Field

[0001] The present invention relates to the technical field of detection devices, and in particular to a detection device for file restoration. Background Art

[0002] Archives restoration is to "correct, restore and remove factors that are unfavorable to durability of damaged archives, restore the archives to their original appearance, and improve the durability of archive materials." It is an important part of archive protection work. It plays an irreplaceable role in extending the life of archives, maintaining the original appearance of archives, and meeting long-term utilization. In the process of archive storage and utilization, due to the influence of chemical factors and harmful organisms, various archive materials can be damaged to varying degrees. The known paper archive restoration process is manually operated throughout the entire process. The repair of incomplete, broken and holed paper archives is all done by visually evaluating and salvaging pulp or cutting and filling paper and wetting the paper according to experience.

[0003] Currently, the preparation work before archive restoration requires the inspection of archive papers to identify the types of restoration that need to be done, such as missing corners, stains, blurred handwriting, and other problems. The common method is to use a camera, a light board, and the light transmittance of the paper to conduct inspections. In this process, the archive papers need to be placed one by one on the inspection table manually, and the archives need to be preserved after the inspection is completed to avoid damage, which makes manual operation inconvenient. Summary of the invention

[0004] In view of the shortcomings of the prior art, the purpose of the present invention is to provide a device for archival restoration and detection to solve the problems raised in the above-mentioned background technology. The present invention has a novel structure. By setting a storage box, archival papers can be stored. When detection is needed, they are stacked and placed. By cross-moving two groups of taking-out components, archival papers are taken out from both sides and tested on the light-emitting board. After the detection is completed, they are returned to the storage box to protect the archival papers, save manual filling and storage of archives, and improve detection efficiency.

[0005] To achieve the above object, the present invention is realized through the following technical solutions: A device for detecting the restoration of archives, including a detection table, on the top surface of the detection table, a light-emitting plate is installed, and a camera is installed at the upper end of the light-emitting plate. On both sides of the detection table, there are storage components. The storage components include vertical plates. At the top and bottom of the vertical plates, there are clamping plates. Between the two groups of clamping plates, multiple storage boxes are clamped and installed. The storage boxes are stacked up and down, and both ends of the storage boxes are provided with openings. Rubber strips are pasted at the opening ends of the storage boxes. At the positions of the detection table top corresponding to the storage components on both sides, there is a taking-out component. The taking-out component includes a second screw rod. The second screw rod is rotatably installed on the back of the detection table top through a bearing bracket, and a moving block is threadedly sleeved on the surface of the second screw rod. On both sides of the moving block, there are two groups of insertion plates, and the insertion plates slide and insert along the openings of the storage boxes. A detachable cover plate is installed on the top of the storage box. In the middle position inside the storage box, a central plate is fixed, and the archival paper to be detected is placed on the central plate.

[0006] Further, the storage component further includes a first screw rod. The first screw rod is rotatably installed on the back of the detection table through a vertical bearing bracket, and a connecting frame is threadedly sleeved on the surface of the first screw rod. Both ends of the connecting frame are fixedly connected to the back of the vertical plate.

[0007] Further, at the top and bottom of the vertical plate, adjusting bolts are rotatably installed through bearings, and the clamping plates are threadedly sleeved on the surfaces of the adjusting bolts.

[0008] Further, on both sides of the central plate, extension plates are slidably inserted, and the extension plates are in contact with the inner walls on both sides of the storage box. The extension plates and the central plate are connected through springs inside.

[0009] Further, the taking-out component further includes a connecting plate. At the ends of the two insertion plates away from the storage box, a connecting plate is fixed, and at the front ends of the insertion plates, wedges are fixed. On the surfaces at both ends of the extension plate, inclined surfaces are opened, and the wedges are in sliding contact with the inclined surfaces.

[0010] Further, on the inner wall of the storage box at the top of the extension plate, a rotating plate is rotatably installed through a rotating shaft and a torsion spring, and a pressing rod is fixed at the bottom of the rotating plate.

[0011] Further, a storage rack is embedded on the surface of the insertion plate, and a small electric push rod is installed inside the insertion plate and fixedly connected to the storage rack. The side of the storage rack is in contact with the pressing rod.

[0012] Further, a cavity is provided inside the moving block, and at one end of the connecting plate corresponding to the cavity of the moving block, a vertical rod is fixed. The vertical rod slides and penetrates out of the top of the moving block, and the bottom of the vertical rod is connected to the moving block through a spring.

[0013] Further, a cross plate is fixed on the top of the detection table, and extrusion electric push rods are fixed at both ends of the cross plate. The extension end of the extrusion electric push rod is fixed with a pressing plate, and the pressing plate is in extrusion contact with the top of the vertical rod.

[0014] Further, driving motors are fixed at the positions corresponding to the first screw rod and the second screw rod on the outer side of the bearing frame of the detection table, and the output ends of the driving motors are respectively fixedly connected with the first screw rod and the second screw rod.

[0015] Advantages of the present invention:

[0016] 1. In the present invention, the driving motor drives the first screw rod to rotate, and the connecting frame moves vertically in threaded cooperation with the first screw rod, driving the storage boxes on both sides to move vertically. After each layer is detected, the layer can be switched to complete the overall detection process.

[0017] 2. In the present invention, the clamping range above and below the vertical plate can be adjusted by the adjusting bolt to cope with the installation and use of different numbers of storage boxes.

[0018] 3. When the insertion plate penetrates into the storage box from the opening, a part of the wedge block is in sliding contact with the inclined surface of the protruding plate. Through the cooperation of the inclined surface and extrusion of the protruding plate, the protruding plate is retracted into the center plate. The insertion plate replaces the center plate, and then through the movement of the center plate, the file papers originally stored in the storage box are taken out for detection. This method can also be applied to the process of sending the file papers back. In the same way, when the insertion plate is separately moved out of the storage box, the papers can stay inside the storage box.

[0019] 4. When the positions of the two extrusion electric push rods respectively correspond to the positions of the vertical rods on the moving block when the two groups of insertion plates move to the top of the light-emitting plate. Simply put, when the moving block is on the left side, at this time the insertion plate on the right side is perpendicular to the light-emitting plate. At this time, the extrusion electric push rod at one end of the cross plate pushes the vertical rod downward, and the insertion plate together with the file papers descends and adheres to the light-emitting plate. When the moving block moves to the right side, the insertion plate on the left side corresponds to the light-emitting plate. At this time, the extrusion electric push rod at the other end of the cross plate pushes the vertical rod to move, bringing the insertion plate close to the light-emitting plate, so that the insertion plate carrying the baffle can move vertically and does not affect each other.

[0020] 5. When the protruding plate penetrates out of the center plate, it can be used for placing file papers. At the same time, the extrusion rods on both sides squeeze the rotating plate, and through the action of the torsion spring, it squeezes and limits the top of the file papers to prevent them from moving when storing the papers. After the insertion plate is inserted, the electric push rod built in the insertion plate pushes the storage rack to extend out, wrapping around the surrounding of the file papers. And the storage rack is in a frame shape, and through extrusion, the rotating plate can be lifted upward to release the extrusion limit on the papers.

[0021] 6. Compared with the prior art, through the setting of the storage box, the archival papers can be preserved. When detection is needed, they are stacked and placed, and through the cross movement of two sets of extraction components, the archival papers are taken out from both sides for detection on the light-emitting board. After the detection is completed, they are sent back to the storage box to protect the archival papers, save manual filling and storage of archives, and improve the detection efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 is the overall structural schematic diagram of a device for detecting archival restoration according to the present invention;

[0023] Figure 2 is the structural schematic diagram of the storage component of a device for detecting archival restoration according to the present invention;

[0024] Figure 3 is the structural schematic diagram of the extraction component of a device for detecting archival restoration according to the present invention;

[0025] Figure 4 is the connection schematic diagram of the insertion plate and the moving block of a device for detecting archival restoration according to the present invention;

[0026] Figure 5 is the structural schematic diagram of the insertion plate of a device for detecting archival restoration according to the present invention;

[0027] Figure 6 is the outer structural schematic diagram of the storage box of a device for detecting archival restoration according to the present invention;

[0028] Figure 7 is the inner structural schematic diagram of the storage box of a device for detecting archival restoration according to the present invention.

[0029] In the figure: 1, detection table; 11, light-emitting board; 12, camera; 2, storage component; 21, first screw rod; 22, connecting frame; 23, vertical board; 24, clamping plate; 25, adjusting bolt; 26, storage box; 27, cover plate; 28, rubber strip; 29, central board; 210, extending board; 211, inclined surface; 212, extrusion rod; 213, rotating plate; 3, extraction component; 31, cross board; 32, extrusion electric push rod; 33, second screw rod; 34, moving block; 35, insertion plate; 36, connecting plate; 37, storage rack; 38, vertical rod; 39, pressing plate; 310, wedge block; 4, drive motor. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0030] In order to make the technical means, creative features, achieved purposes and effects of the present invention easy to understand, the present invention will be further described below in conjunction with specific embodiments.

[0031] Please refer to Figures 1 to 7, the present invention provides a technical solution: a detection device for file restoration, including a detection table 1. On the top surface of the detection table 1, a light-emitting plate 11 is installed, and a camera 12 is installed at the upper end of the light-emitting plate 11. On both sides of the detection table 1, there are storage components 2. The storage component 2 includes a vertical plate 23. At the top and bottom of the vertical plate 23, there are clamping plates 24. Between the two groups of clamping plates 24, a plurality of storage boxes 26 are clamped and installed. The storage boxes 26 are stacked up and down, and both ends of the storage box 26 are provided with openings. A rubber strip 28 is pasted at the opening end of the storage box 26. At the positions corresponding to the storage components 2 on both sides of the top of the detection table 1, there is a taking-out component 3. The taking-out component 3 includes a second screw rod 33. The second screw rod 33 is rotatably installed on the back of the top of the detection table 1 through a bearing bracket, and a moving block 34 is threadedly sleeved on the surface of the second screw rod 33. On both sides of the moving block 34, there are two groups of insertion plates 35, and the insertion plates 35 are slidably inserted along the opening of the storage box 26. A detachable cover plate 27 is installed on the top of the storage box 26. In the middle position inside the storage box 26, a central plate 29 is fixed, and the file paper to be detected is placed on the central plate 29. When using the device, the file paper is pre-stored in the storage box 26 and is squeezed and limited. When it is necessary to detect the file, the storage boxes 26 are stacked and placed on both sides of the detection table 1, and are clamped and limited by the vertical plate 23 and the clamping plates 24. The file is alternately taken out from the storage boxes 26 on both sides by two sets of taking-out components 3 arranged up and down and staggered, and is moved to the light-emitting plate 11. Through the light transmittance of the light-emitting plate 11 and the paper, the camera 12 captures images to identify whether the file needs to be restored. By driving the second screw rod 33, the moving block 34 moves horizontally to switch the positions of the two sets of taking-out components 3. When one set is detecting, the other set can send out the file or take out a new file paper, improving the detection efficiency.

[0032] In this embodiment, the storage component 2 further includes a first screw rod 21. The first screw rod 21 is rotatably installed on the back of the detection table 1 through a vertical bearing bracket, and a connecting frame 22 is threadedly sleeved on the surface of the first screw rod 21. The two ends of the connecting frame 22 are fixedly connected to the back of the vertical plate 23. On the outside of the bearing brackets of the detection table 1, driving motors 4 are fixed at the positions corresponding to the first screw rod 21 and the second screw rod 33, and the output ends of the driving motors 4 are respectively fixedly connected to the first screw rod 21 and the second screw rod 33. By driving the first screw rod 21 to rotate, the connecting frame 22 moves vertically in threaded cooperation with the first screw rod 21, driving the storage boxes 26 on both sides to move vertically. After each layer of detection is completed, the layer can be switched to complete the overall detection process.

[0033] In this embodiment, the top and bottom of the vertical plate 23 are rotatably mounted with adjusting bolts 25 through bearings, and the clamping plate 24 is threadedly sleeved on the surface of the adjusting bolts 25. The upper and lower clamping range of the vertical plate 23 can be adjusted by the adjusting bolts 25 to accommodate different numbers of storage boxes 26 for installation and use.

[0034] In this embodiment, the two sides of the center plate 29 are slidably plugged with extension plates 210, and the extension plates 210 are in contact with the inner walls of the two sides of the storage box 26. The extension plates 210 are connected to the inside of the center plate 29 by springs. The taking-out assembly 3 also includes a connecting plate 36. The two ends of the two plug plates 35 away from the storage box 26 are fixed with a connecting plate 36, and the front end of the plug plates 35 is fixed with a wedge block 310. The surfaces of the two ends of the extension plates 210 are provided with inclined surfaces 211. The wedge block 310 is in sliding contact with the inclined surfaces 211. When the plug plates 35 are removed from the storage box 26, the wedge block 310 is in sliding contact with the inclined surfaces 211. When the box 26 is inserted into the opening, part of the wedge block 310 slides in contact with the inclined surface 211 of the extension plate 210, and the extension plate 210 is retracted into the center plate 29 by cooperating with the inclined surface 211 and squeezing the extension plate 210. The center plate 29 is replaced by the plug plate 35, and the archival papers originally stored in the storage box 26 are taken out and inspected by moving the center plate 29. This method can also be applied to the process of returning the archival papers. In the same way, when the plug plate 35 is moved out of the storage box 26 alone, the papers can be kept inside the storage box 26.

[0035] In this embodiment, the storage box 26 is located on the inner wall of the top of the extending plate 210, and a rotating plate 213 is rotatably installed through a rotating shaft and a torsion spring. A squeezing rod 212 is fixed to the bottom of the rotating plate 213. A storage rack 37 is embedded on the surface of the insert plate 35, and a small electric push rod is installed inside the insert plate 35 and fixedly connected to the storage rack 37. The side of the storage rack 37 is in contact with the squeezing rod 212. When the extending plate 210 passes through the central plate 29, archival papers can be placed thereon. At the same time, the squeezing rods 212 on both sides squeeze the rotating plate 213 to be squeezed and limited at the top of the archival papers through the action of the torsion spring to prevent movement when the papers are stored. After the insert plate 35 is inserted, the storage rack 37 is pushed out by the electric push rod built into the insert plate 35 to wrap around the archival papers. The storage rack 37 is frame-shaped, and the rotating plate 213 can be lifted upward by squeezing to release the squeezing limit on the papers.

[0036] In this embodiment, a cavity is provided inside the moving block 34, and a vertical rod 38 is fixed to one end of the connecting plate 36 corresponding to the cavity of the moving block 34. The vertical rod 38 is slidably inserted through the top of the moving block 34, and the bottom of the vertical rod 38 is connected to the moving block 34 through a spring. A cross plate 31 is fixed to the top of the detection table 1, and extrusion electric push rods 32 are fixed to both ends of the cross plate 31. The extended end of the extrusion electric push rod 32 is fixed with a pressing plate 39, and the pressing plate 39 is in pressing contact with the top of the vertical rod 38. The positions of the two extrusion electric push rods 32 respectively correspond to the positions of the vertical rods 38 on the moving block 34 when the two groups of inserting plates 35 move to the top of the light-emitting plate 11. Simply put, when the moving block 34 is on the left side, at this time, the inserting plate 35 on the right side is vertically corresponding to the light-emitting plate 11. At this time, the extrusion electric push rod 32 at one end of the cross plate 31 is used to push the vertical rod 38 downward, and the inserting plate 35 together with the archival paper descends and adheres to the light-emitting plate 11. When the moving block 34 moves to the right side, the inserting plate 35 on the left side corresponds to the light-emitting plate 11. At this time, the extrusion electric push rod 32 at the other end of the cross plate 31 is used to push the vertical rod 38 to move, bringing the inserting plate 35 close to the light-emitting plate 11, so that the inserting plate 35 carrying the baffle can move vertically and do not affect each other.

[0037] When using the device, the archival papers are pre-stored in the storage box 26 and are squeezed and limited. When the extending plate 210 passes through the central plate 29, the archival papers can be placed thereon. At the same time, the squeezing rods 212 on both sides squeeze the rotating plate 213, and through the action of the torsion spring, the rotating plate 213 squeezes and limits the top of the archival papers to prevent them from moving when storing the papers. After the insertion plate 35 is inserted, the electric push rod built in the insertion plate 35 pushes the storage rack 37 to extend, wrapping around the periphery of the archival papers. And the storage rack 37 is in a frame shape. Through squeezing, the rotating plate 213 can be lifted upward to release the squeezing limit on the papers. When it is necessary to detect the archives, the storage boxes 26 are stacked on both sides of the detection table 1 and are clamped and limited by the vertical plates 23 and the clamping plates 24. The two sets of extraction components 3 arranged in an up-and-down staggered manner alternately extract the archives from the storage boxes 26 on both sides. When the insertion plate 35 penetrates into the storage box 26 from the opening, a part of the wedge block 310 is in sliding contact with the inclined surface 211 of the extending plate 210. Through the cooperation of the inclined surface 211 and squeezing the extending plate 210, the extending plate 210 is retracted into the central plate 29. By using the insertion plate 35 instead of the central plate 29 and through the movement of the central plate 29, the archival papers originally stored in the storage box 26 are taken out for detection. This method can also be applied to the process of sending back the archival papers. In the same way, when the insertion plate 35 is separately moved out of the storage box 26, the papers can stay inside the storage box 26 and move to the light-emitting plate 11. Through the light transmissivity of the light-emitting plate 11 and the papers, the camera 12 captures images to identify whether the archives need to be repaired. By driving the second screw rod 33, the moving block 34 moves horizontally to switch the positions of the two sets of extraction components 3. When one set is detecting, the other set can send out the archives or take out new archival papers, improving the detection efficiency. The positions of the two squeezing electric push rods 32 respectively correspond to the positions of the vertical rods 38 on the moving block 34 when the two sets of insertion plates 35 move to the top of the light-emitting plate 11. Simply put, when the moving block 34 is on the left side, at this time, the insertion plate 35 on the right side is vertically corresponding to the light-emitting plate 11. At this time, the squeezing electric push rod 32 at one end of the cross plate 31 pushes the vertical rod 38 to move downward, and the insertion plate 35 together with the archival papers descends and adheres to the light-emitting plate 11. When the moving block 34 moves to the right side, the insertion plate 35 on the left side corresponds to the light-emitting plate 11. At this time, the squeezing electric push rod 32 at the other end of the cross plate 31 pushes the vertical rod 38 to move, bringing the insertion plate 35 closer to the light-emitting plate 11, so that the insertion plate 35 carrying the baffle can move vertically and do not affect each other.

[0038] The foregoing has shown and described the basic principles, main features and advantages of the present invention. For those skilled in the art, it is obvious that the present invention is not limited to the details of the above-described exemplary embodiments, and without departing from the spirit or basic characteristics of the present invention, the present invention can be implemented in other specific forms.

[0039] In addition, it should be understood that although this specification is described in terms of embodiments, not every embodiment contains only one independent technical solution. This narrative manner of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A device for detecting file restoration, comprising a detection platform (1), characterized in that: A light-emitting panel (11) is installed on the top surface of the detection platform (1), and a camera (12) is installed on the upper end of the light-emitting panel (11). Storage components (2) are provided on both sides of the detection platform (1), and the storage components (2) include vertical plates (23). Clamps (24) are provided on the top and bottom of the vertical plates (23). Multiple groups of storage boxes (26) are clamped and installed between two groups of the clamps (24). The storage boxes (26) are stacked up and down, and both ends of the storage boxes (26) are provided with openings. The open ends of the storage boxes (26) are adhered with rubber strips (28). The top of the detection platform (1) corresponds to the storage components (2) on both sides. 2) is provided with a take-out assembly (3), the take-out assembly (3) comprises a second screw rod (33), the second screw rod (33) is rotatably mounted on the top and back of the detection platform (1) through a bearing frame, and a moving block (34) is threadedly sleeved on the surface of the second screw rod (33), two groups of plug plates (35) are provided on both sides of the moving block (34), and the plug plates (35) are slidably inserted along the opening of the storage box (26), a detachable cover plate (27) is installed on the top of the storage box (26), a center plate (29) is fixed in the middle position inside the storage box (26), and the archive paper to be detected is placed on the center plate (29).

2. The file repair detection device according to claim 1, characterized in that: The storage assembly (2) further comprises a first screw rod (21), the back side of the detection platform (1) being rotatably mounted with the first screw rod (21) via a vertical bearing frame, and a connecting frame (22) being threadedly sleeved on the surface of the first screw rod (21), and the two ends of the connecting frame (22) being fixedly connected to the back side of the vertical plate (23).

3. The file repair detection device according to claim 2, characterized in that: The top and bottom of the vertical plate (23) are both rotatably mounted with adjusting bolts (25) through bearings, and the clamping plate (24) is threadedly sleeved on the surface of the adjusting bolts (25).

4. The file repair detection device according to claim 3, characterized in that: The two sides of the central plate (29) are slidably connected with extension plates (210), and the extension plates (210) are in contact with the inner walls of the storage box (26) on both sides. The extension plates (210) are connected to the inside of the central plate (29) through a spring.

5. The file restoration detection device according to claim 4, characterized in that: The taking-out assembly (3) further comprises a connecting plate (36), one end of the two plug plates (35) away from the storage box (26) being fixed with the connecting plate (36), and the front end of the plug plates (35) being fixed with a wedge block (310), and inclined surfaces (211) are provided on the surfaces of both ends of the extending plate (210), and the wedge block (310) is in sliding contact with the inclined surfaces (211).

6. The file restoration detection device according to claim 5, characterized in that: The storage box (26) is located on the inner wall of the top of the extension plate (210) and is rotatably mounted with a rotating plate (213) via a rotating shaft and a torsion spring, and a squeezing rod (212) is fixed at the bottom of the rotating plate (213).

7. The file restoration detection device according to claim 6, characterized in that: A storage rack (37) is embedded on the surface of the plug plate (35), and a small electric push rod is installed inside the plug plate (35) and fixedly connected to the storage rack (37), and the side surface of the storage rack (37) is in contact with the extrusion rod (212).

8. The file restoration detection device according to claim 7, characterized in that: The moving block (34) is provided with a cavity inside, and a vertical rod (38) is fixed to one end of the connecting plate (36) corresponding to the cavity of the moving block (34), the vertical rod (38) is slidably inserted through the top of the moving block (34), and the bottom of the vertical rod (38) is connected to the moving block (34) via a spring.

9. The file restoration detection device according to claim 8, characterized in that: A horizontal plate (31) is fixed on the top of the detection platform (1), and extrusion electric push rods (32) are fixed at both ends of the horizontal plate (31). A pressing plate (39) is fixed at the extended end of the extrusion electric push rod (32), and the pressing plate (39) is in extrusion contact with the top of the vertical rod (38).

10. The file restoration detection device according to claim 2, characterized in that: A driving motor (4) is fixed at positions corresponding to the first screw rod (21) and the second screw rod (33) on the outer side of the bearing frame of the detection platform (1), and the output end of the driving motor (4) is fixedly connected to the first screw rod (21) and the second screw rod (33) respectively.