Ship plate welding detection device

By using adjustable fixing and driving components, the problem of adapting traditional ship plate inspection devices to diverse needs has been solved, enabling tight fixing and efficient inspection of plates of different sizes and shapes.

CN224137286UActive Publication Date: 2026-04-17HUBEI YICHANG JINGSEN MASCH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUBEI YICHANG JINGSEN MASCH CO LTD
Filing Date
2025-03-21
Publication Date
2026-04-17

AI Technical Summary

Technical Problem

Traditional ship plate inspection equipment is difficult to adapt to diverse size and shape requirements, resulting in insufficient inspection flexibility, versatility and accuracy.

Method used

It adopts adjustable fixing and driving components, and realizes flexible adjustment and tight fit of the fixing plate through structures such as movable seat, screw, and electric push rod, so as to adapt to the board material of different sizes and shapes.

Benefits of technology

This improves the flexibility and versatility of the testing device, ensuring that irregular boards fit tightly during the testing process, thus enhancing the comprehensiveness and accuracy of the testing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a ship plate welding detection device which comprises a base, a detection assembly is installed on one side of the top of the base, an installation groove is formed in the base, a rectangular through hole is formed in the top of the installation groove, and a driving assembly is arranged in the installation groove. Fixing assemblies are movably arranged on the two sides of the top of the base, and each fixing assembly comprises a movable base, a screw, a fixing nut, a limiting plate, a movable frame, an electric push rod, a fixing plate and a movable block. The distance between the fixing assemblies can be adjusted through the cooperation of the driving assemblies, the detection device can adapt to plates of different sizes by adjusting the distance between the fixing plates, the detection flexibility and universality are improved, the four fixing plates can be independently adjusted through the cooperation of the fixing assemblies, and the detection efficiency is improved. For irregular plates, the four corners can be independently adjusted to ensure that the plates are tightly attached to the detection device in the detection process, and the detection comprehensiveness and accuracy are improved.
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Description

Technical Field

[0001] This utility model relates to the field of shipbuilding, and in particular to a welding inspection device for ship plates. Background Technology

[0002] In the field of ship plate inspection, with the rapid development of the shipbuilding industry and the increasing demand for personalization, the size and shape of ship plates are becoming increasingly diversified. Traditional ship plate inspection equipment has gradually revealed many limitations in addressing these diverse needs, seriously affecting the flexibility, versatility, comprehensiveness, and accuracy of the inspection.

[0003] Currently, most board material testing devices on the market have relatively fixed fixing component structures, and the distance between the fixing plates is usually preset, lacking flexible adjustment capabilities. When it is necessary to test boards of different sizes, this type of fixed structure testing device is often difficult to adapt to.

[0004] Besides size differences, the shapes of boards are also becoming increasingly diverse, with irregularly shaped boards being common in actual production. Traditional testing devices typically use a fixed, as-one method, making it impossible to adjust the fixed plate individually. When testing irregularly shaped boards, the four corners of the board cannot fit tightly against the testing device, resulting in situations where parts of the board are suspended or experience uneven stress during the testing process. Utility Model Content

[0005] The technical problem to be solved by this utility model is to overcome the defects of the prior art and provide a welding inspection device for ship plates.

[0006] To solve the above-mentioned technical problems, this utility model provides the following technical solution:

[0007] This utility model discloses a welding inspection device for ship plate, comprising:

[0008] A base, on one side of the top of which a detection component is installed, an installation groove is provided inside the base, a rectangular through hole is provided at the top of the installation groove, and a drive component is provided inside the installation groove;

[0009] The base has fixed components movably installed on both sides of its top. The fixed components include a movable seat, a screw, a fixing nut, a limiting plate, a movable frame, an electric push rod, a fixing plate, and a movable block.

[0010] As a preferred technical solution of this utility model, a bearing plate is fixedly installed on the top of each opposite side of the movable seat, a sliding groove is opened on the top of each movable seat, a limiting groove is opened on the outer side of each movable seat, the limiting groove communicates with the sliding groove, and two movable blocks are slidably arranged inside the sliding groove.

[0011] As a preferred embodiment of this utility model, a movable frame is fixedly installed on the top of each movable block, an electric push rod is installed on one side of the top of each movable frame, and a fixed plate is fixedly installed on the bottom of each electric push rod.

[0012] As a preferred embodiment of this utility model, the screw is fixedly installed on the outer side of each movable block. The screw passes through the limiting groove and is fixedly installed with the limiting plate. The screw is threaded with the fixing nut on the outside. The size of the fixing nut is larger than the size of the limiting groove.

[0013] As a preferred embodiment of this utility model, the driving component includes:

[0014] The motor is installed inside the mounting slot;

[0015] A bidirectional lead screw is mounted on the rotating shaft of the motor, and the other end of the bidirectional lead screw is rotatably connected to one side inner wall of the mounting groove;

[0016] Two movable blocks are respectively threaded to the outer surfaces of the two-way lead screw on both sides, and a connecting block is fixedly installed on both sides of each movable block;

[0017] Two sliders are movably disposed inside the mounting slot. Connecting blocks are fixedly installed on both sides of each slider. Connecting rods are hinged between adjacent connecting blocks. One end of each slider extends into the interior of the rectangular through hole and is fixedly connected to the movable seat.

[0018] As a preferred embodiment of this utility model, a controller is provided on the front side of the base.

[0019] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0020] This invention, through the cooperation of the driving components, allows for adjustment of the distance between the fixing components. By adjusting the distance between the fixing plates, the detection device can be adapted to plates of different sizes, improving the flexibility and versatility of the detection. Through the cooperation of the fixing components, the four fixing plates can be adjusted individually. For plates with irregular shapes, adjusting the four corners individually can ensure that the plate fits tightly with the detection device during the detection process, improving the comprehensiveness and accuracy of the detection. Attached Figure Description

[0021] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0022] Figure 1 This is a schematic diagram of the overall structure of this utility model;

[0023] Figure 2 This is a top sectional view of the present invention;

[0024] Figure 3 This is a diagram of the movable block and the movable frame of this utility model;

[0025] In the diagram: 1. Base; 2. Detection component; 3. Rectangular through hole; 4. Movable seat; 5. Screw; 6. Fixing nut; 7. Limiting plate; 8. Movable frame; 9. Electric push rod; 10. Fixing plate; 11. Movable block; 12. Motor; 13. Bidirectional lead screw; 14. Moving block; 15. Sliding block; 16. Connecting block one; 17. Connecting block two; 18. Controller. Detailed Implementation

[0026] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0027] In the attached diagram, all identical reference numerals refer to the same components.

[0028] like Figure 1-3 As shown, this utility model provides a welding inspection device for ship plates, comprising:

[0029] The base 1 has a detection component 2 installed on one side of its top. The base 1 has an installation groove inside, and a rectangular through hole 3 is provided at the top of the installation groove. The installation groove is equipped with a drive component.

[0030] The base 1 has fixed components movably installed on both sides of its top. The fixed components include a movable seat 4, a screw 5, a fixing nut 6, a limit plate 7, a movable frame 8, an electric push rod 9, a fixing plate 10, and a movable block 11.

[0031] Furthermore, a support plate is fixedly installed on the top of each opposite side of the movable seat 4, a sliding groove is opened on the top of each movable seat 4, and a limit groove is opened on the outer side of each movable seat 4. The limit groove is connected to the sliding groove, and two movable blocks 11 are slidably arranged inside the sliding groove. Through the setting of the sliding groove and the limit groove, the distance between the movable blocks 11 can be easily adjusted.

[0032] Furthermore, each movable block 11 is fixedly mounted with a movable frame 8, and each movable frame 8 is mounted with an electric push rod 9 on one side of its top. Each electric push rod 9 is fixedly mounted with a fixing plate 10 at its bottom. The fixing plate 10 can be moved by driving the electric push rod 9, and the plate to be tested can be fixed by the fixing plate 10.

[0033] Furthermore, screws 5 are fixedly installed on the outer side of the movable block 11. The screws 5 pass through the limiting groove and are fixedly installed with the limiting plate 7. The screws 5 are all threaded with fixing nuts 6. The size of the fixing nuts 6 is larger than the size of the limiting groove.

[0034] Furthermore, the driving components include:

[0035] Motor 12 is installed inside the mounting slot;

[0036] A bidirectional lead screw 13 is mounted on the rotating shaft of the motor 12, and the other end of the bidirectional lead screw 13 is rotatably connected to the inner wall of one side with a mounting groove.

[0037] Two movable blocks 14 are respectively threaded to the outer surface of the threads on both sides of the bidirectional lead screw 13, and a connecting block 16 is fixedly installed on both sides of the movable blocks 14.

[0038] Two sliders 15 are movably installed inside the mounting slots. Connecting blocks 17 are fixedly installed on both sides of each slider 15. Connecting rods are hinged between adjacent connecting blocks 16 and 17. One end of each slider 15 extends into the interior of the rectangular through hole 3 and is fixedly connected to the movable seat 4.

[0039] Furthermore, a controller 18 is provided on the front side of the base 1, through which the device is controlled.

[0040] Working principle: When it is necessary to fix plates of different widths, the operator starts the motor 12 installed inside the mounting slot through the controller 18 on the front side of the base 1. The rotation of the motor 12 drives the bidirectional lead screw 13 on its rotating shaft to rotate synchronously.

[0041] The two-way lead screw 13 has opposite threads on both sides. When the two-way lead screw 13 rotates, the two moving blocks 14 will move horizontally relative to or towards each other on the two-way lead screw 13. Connecting blocks 16 are fixedly installed on both sides of the moving blocks 14.

[0042] When the movable block 14 moves horizontally, it drives the slider 15 to move horizontally synchronously within the mounting groove via the connecting rod. One end of each slider 15 extends into the interior of the rectangular through hole 3, thereby driving the movable seat 4 to move horizontally on the top of the base 1. This allows for horizontal position adjustment of the fixing component to accommodate plates of different widths.

[0043] The movable block 11 can slide freely in the slide groove. The operator can manually adjust the position of the movable block 11 in the slide groove according to the shape and size of the plate. After the position of the movable block 11 is adjusted, tighten the fixing nut 6 so that the fixing nut 6 fits tightly against the outer wall of the movable seat 4, thereby fixing the position of the movable block 11 in the slide groove.

[0044] After the plate is placed on top of the support plate, the electric push rod 9 is extended and retracted by the controller 18. When the electric push rod 9 extends, it pushes the fixing plate 10 to move downward, so that the fixing plate 10 is tightly attached to the surface of the plate, thereby fixing the plate in the detection position.

[0045] After the sheet metal is secured by the fixing components, the detection component 2, installed on one side of the top of the base 1, begins to inspect the welding of the sheet metal. The detection component 2 can employ various existing detection technologies, such as ultrasonic testing and magnetic particle testing. By having the detection probe contact the surface of the sheet metal, it acquires the welding quality information of the sheet metal and transmits the detection data to the controller 18 for processing and display. The operator can then determine whether the welding quality of the sheet metal meets the requirements based on the detection results.

[0046] Finally, it should be noted that the above description is merely a preferred embodiment of this utility model and is not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A ship plate welding inspection apparatus, characterized by, include: A base (1) is provided with a detection component (2) installed on one side of the top of the base (1). An installation groove is provided inside the base (1), and a rectangular through hole (3) is provided at the top of the installation groove. A drive component is provided inside the installation groove. The base (1) has fixed components movably installed on both sides of its top. The fixed components include a movable seat (4), a screw (5), a fixing nut (6), a limiting plate (7), a movable frame (8), an electric push rod (9), a fixing plate (10), and a movable block (11).

2. A device for detecting welding of a ship plate according to claim 1, wherein Each of the movable seats (4) has a bearing plate fixedly installed on the top of its opposite side. Each of the movable seats (4) has a sliding groove on its top. Each of the movable seats (4) has a limiting groove on its outer side. The limiting groove is connected to the sliding groove. Two movable blocks (11) are slidably arranged inside the sliding groove.

3. A device for detecting welding of a ship plate according to claim 2, characterized in that, Each movable block (11) has a movable frame (8) fixedly installed on its top. Each movable frame (8) has an electric push rod (9) installed on one side of its top. Each electric push rod (9) has a fixed plate (10) fixedly installed on its bottom.

4. A device for detecting welding of a plate of a ship according to claim 3, characterized in that, The screw (5) is fixedly installed on the outer side of the movable block (11). The screw (5) passes through the limiting groove and is fixedly installed with the limiting plate (7). The screw (5) is threaded with the fixing nut (6) on the outside. The size of the fixing nut (6) is larger than the size of the limiting groove.

5. The apparatus for detecting welding of a ship plate according to claim 1, wherein The driving component includes: Motor (12), said motor (12) is installed inside said mounting slot; A bidirectional lead screw (13) is mounted on the rotating shaft of the motor (12), and the other end of the bidirectional lead screw (13) is rotatably connected to the inner wall of one side of the mounting groove. Two movable blocks (14) are respectively threaded to the outer surface of the two-way lead screw (13) on both sides, and a connecting block (16) is fixedly installed on both sides of each movable block (14). Two sliders (15) are movably disposed inside the mounting groove. Connecting blocks two (17) are fixedly installed on both sides of each slider (15). Connecting rods are hinged between adjacent connecting blocks one (16) and connecting blocks two (17). One end of each slider (15) extends into the interior of the rectangular through hole (3) and is fixedly connected to the movable seat (4).

6. A device for detecting welding of a ship plate according to claim 1, wherein A controller (18) is provided on the front side of the base (1).