Multi-angle clamping table suitable for CT detection of circuit board

Abstract

The utility model discloses a multi-angle clamping table suitable for circuit board CT detection, which comprises a clamping table, a multi-intersection angle conversion column and a clamping chuck, the middle part of the table top of the clamping table is provided with a semicircular groove, the table top on the outer side of the semicircular groove is provided with a limiting cover thread port, the table top on the outer side of the limiting cover thread port is provided with a clamping table surrounding limiting ring, and the clamping table surrounding limiting ring is provided with a clamping table top. The upper end of the multi-intersection angle conversion column is a conversion connecting sleeve, the lower end of the multi-intersection angle conversion column is a fixedly-connected steering ball body, a steering limiting ring is arranged on the conversion connecting sleeve, and the steering ball body of the multi-intersection angle conversion column is installed in the semicircular groove and is in threaded connection with the limiting cover threaded opening through the limiting cover. A telescopic limiting rod is connected between the clamping table surrounding limiting ring and the steering limiting ring, and the angle of the multi-intersection angle conversion column is adjusted through the telescopic limiting rod and then the multi-intersection angle conversion column is fixed to the clamping table; the clamping chuck is connected to the multi-intersection-angle conversion column in an inserted mode.

Description

Technical Field

[0001] The utility model relates to the field of industrial CT detection equipment, in particular to a multi-angle clamping table suitable for circuit board CT detection. Background Art

[0002] Circuit board CT inspection is a method of non-destructive inspection of circuit boards using industrial CT scanning technology. Industrial CT scanning technology uses X-rays to scan objects with high precision and generate three-dimensional images, thereby revealing the internal structure and defects of the object. In circuit board inspection, industrial CT scanning technology can non-destructively inspect the circuits, components and welding points inside the circuit board, and find problems that are difficult to find with traditional methods.

[0003] When conducting CT inspection of circuit boards, you first need to prepare the circuit board samples to be tested and ensure the normal operation of the CT equipment and its related software. Next, calibrate the CT equipment to ensure accurate and reliable image results. Then, place the circuit board samples to be tested in the scanning area of ​​the CT equipment and fix them appropriately to avoid movement or shaking that affects the clarity and accuracy of the image. According to the size and requirements of the circuit board to be tested, set appropriate scanning parameters such as scanning angle, scanning speed, pixel size, etc. Reasonable parameter settings can improve the quality of the image, reduce scanning time, and help to more accurately evaluate the quality of the circuit board. The purpose of circuit board CT inspection is to verify the connectivity between electronic components on the circuit board and the connectivity between the circuit board and the external interface. Through inspection, defects and problems inside the circuit board can be discovered in time, providing strong support for the manufacturing and quality control of the circuit board.

[0004] Since the components on the circuit board are set at different angles, the CT inspection of the circuit board often results in inaccurate inspection due to the inability to perform orthographic projection imaging. Utility Model Content

[0005] The purpose of the utility model is to overcome the shortcomings of the prior art and provide a multi-angle clamping table suitable for circuit board CT detection, so as to solve the problem that when the angles of various components on the circuit board are different, the detection is often inaccurate due to the inability to project the image directly during the circuit board CT detection.

[0006] The utility model is realized by the following technical solutions:

[0007] A multi-angle clamping table suitable for circuit board CT detection comprises a clamping table, a multi-angle conversion column and a clamping chuck, wherein a semicircular groove is provided in the middle of the table surface of the clamping table, a limit cover thread is provided on the table surface outside the semicircular groove, a clamping table surrounding limit ring is provided on the table surface outside the limit cover thread, the upper end of the multi-angle conversion column is a conversion connecting sleeve, the lower end of the multi-angle conversion column is a fixedly connected steering ball, a steering limit ring is provided on the conversion connecting sleeve, the steering ball of the multi-angle conversion column is installed in the semicircular groove, and is screwed to the limit cover thread by a limit cover, so that the multi-angle conversion column can rotate at multiple angles in the semicircular groove, a telescopic limit rod is connected between the clamping table surrounding limit ring and the steering limit ring, and the multi-angle conversion column is fixed on the clamping table after the angle is adjusted by the telescopic limit rod; the clamping chuck is plugged into the multi-angle conversion column.

[0008] Furthermore, the clamping platform surrounding limiting ring is a T-shaped structure, a clamping platform slider is slidably mounted on the clamping platform surrounding limiting ring, and a hinged ear platform is provided on the clamping platform slider.

[0009] Furthermore, the steering limit ring is a T-shaped structure, a steering slider is slidably mounted on the steering limit ring, and a connecting ear is provided on the steering slider.

[0010] Furthermore, the telescopic limit rod includes a telescopic connecting rod and a telescopic connecting sleeve, one end of the telescopic connecting rod is inserted into the telescopic connecting sleeve, the other end of the telescopic connecting rod is connected to the connecting ear on the steering slider by bolts, and one end of the telescopic connecting sleeve is connected to the articulated ear on the clamping platform slider by bolts.

[0011] Furthermore, the telescopic connecting sleeve is provided with a screw hole, and the screw hole is provided with a screw for locking the telescopic limit rod to be telescopic.

[0012] Furthermore, the clamping chuck includes a chuck and a T-shaped clamping block. The bottom surface of the chuck is provided with a connecting platform plugged into the conversion connecting sleeve. The chuck is radially provided with a clamping block groove, and two T-shaped clamping blocks are correspondingly installed at both ends of the clamping block groove.

[0013] Furthermore, the chuck is provided with an annular groove, a clamping block adjustment ring is provided in the annular groove, a spiral thread is provided on the clamping block adjustment ring, and the spiral thread matches the thread groove provided at the bottom of the T-shaped clamping block. By rotating the clamping block adjustment ring, the two T-shaped clamping blocks are synchronously driven to clamp or unfold.

[0014] Furthermore, the outer ring surface of the clamp block adjustment ring is provided with worm gear ring teeth, and a worm is inserted in the chuck, and the worm is meshed with the worm gear ring teeth for transmission.

[0015] Furthermore, the clamping platform slider is provided with a fastening screw.

[0016] Furthermore, the steering slider is provided with a fastening screw.

[0017] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0018] 1. The utility model is a multi-angle clamping platform suitable for circuit board CT detection. The multi-angle conversion column and the clamping platform are connected by a steering ball and a semicircular groove, similar to a universal joint. The multi-angle conversion column can be set in any direction and at any angle relative to the clamping platform;

[0019] 2. The utility model is a multi-angle clamping platform suitable for circuit board CT detection. The multi-angle conversion column and the clamping platform are limitedly connected by a telescopic limit rod that can rotate and adjust the length. The clamping angle of the multi-angle conversion column can be fixed by adjusting the length of the telescopic limit rod;

[0020] 3. The utility model is a multi-angle clamping table suitable for circuit board CT detection. The clamping chuck is designed for clamping circuit boards, which is convenient for clamping. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The drawings described herein are used to provide a further understanding of the embodiments of the present utility model, constitute a part of this application, and do not constitute a limitation of the embodiments of the present utility model. In the drawings:

[0022] Figure 1 The utility model is a schematic diagram of a multi-angle clamping table structure suitable for CT detection of circuit boards.

[0023] Figure 2 The utility model is a partial structural schematic diagram of a multi-angle clamping table suitable for CT inspection of circuit boards.

[0024] Figure 3 This is a schematic diagram of the structure of the clamping chuck of the utility model.

[0025] Figure 4 This is a schematic diagram of the structure of the multi-angle conversion column of the utility model.

[0026] Figure 5 This is a schematic diagram of the structure of the clamping platform of the utility model.

[0027] Figure 6 This is a schematic diagram of the structure of the clamping block adjusting ring of the utility model.

[0028] Marks and corresponding parts names in the attached drawings:

[0029] 1-clamping table, 2-multi-angle conversion column, 3-clamping chuck, 4-semicircular groove, 5-limit cover thread, 6-clamping table surrounding limit ring, 7-conversion connecting sleeve, 8-steering ball, 9-steering limit ring, 10-limit cover, 11-locking telescopic limit rod, 12-clamping table slider, 13-hinged ear platform, 14-steering slider, 15-connecting ear platform, 16-telescopic connecting rod, 17-telescopic connecting sleeve, 18-screw hole, 19-chuck, 20-T-shaped clamp block, 21-connecting table, 22-clamp block groove, 23-ring groove, 24-clamp block adjustment ring, 25-spiral thread, 26-worm wheel ring teeth, 27-worm. DETAILED DESCRIPTION

[0030] The technical solution of the present invention is further described below with reference to the accompanying drawings and through specific implementation methods.

[0031] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on the present invention. In order to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of actual products. For those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0032] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inside", "outside", etc. appear to indicate the orientation or position relationship, it is based on the orientation or position relationship shown in the drawings, which is 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 operate in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on the present invention. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0033] In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term 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 components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0034] Example 1

[0035] like Figure 1-6As shown, the utility model is a multi-angle clamping platform suitable for circuit board CT detection, including a clamping platform 1, a multi-angle conversion column 2 and a clamping chuck 3, as shown in FIG. Figure 5 As shown, on the inspection table of the circuit board CT inspection machine installed on the bottom surface of the clamping table 1, a semicircular groove 4 is provided in the middle of the table surface of the clamping table 1, a limit cover thread 5 is provided on the table surface outside the semicircular groove 4, and a clamping table surrounding limit ring 6 is provided on the table surface outside the limit cover thread 5. The clamping table surrounding limit ring 6 is used to install a telescopic limit rod 11, the upper end of the multi-angle conversion column 2 is a conversion connection sleeve 7, and the lower end of the multi-angle conversion column 2 is a fixedly connected steering ball 8, the diameter of the steering ball 8 is larger than the diameter of the conversion connection sleeve 7, the steering ball 8 is cut off about 1 / 3, the conversion connection sleeve 7 is fixedly connected to the cut surface, and a steering limit ring 9 is provided on the conversion connection sleeve 7. The steering limit ring 9 is also used to connect the telescopic limit rod 11. The steering ball 8 of the multi-angle conversion column 2 is installed in the semicircular groove 4 and is screwed on the limit cover thread 5 through the limit cover 10. A circular hole is opened on the limit cover 10 to cover the steering ball 8. The diameter of the circular hole is smaller than the diameter of the steering ball 8. When the limit cover 10 is buckled, the multi-angle conversion column 2 can only rotate at an angle, so that the multi-angle conversion column 2 can rotate at multiple angles in the semicircular groove 4. A telescopic limit rod 11 is connected between the clamping platform surrounding limit ring 6 and the steering limit ring 9. The multi-angle conversion column 2 is fixed on the clamping platform 1 after the angle is adjusted through the telescopic limit rod 11; the clamping chuck 3 is plugged into the multi-angle conversion column 2.

[0036] The utility model discloses a multi-angle clamping platform suitable for CT detection of circuit boards. When in use, the setting angles of the multi-angle conversion column 2 and the clamping platform 1 are adjusted according to the CT detection angle of the circuit board, and then the circuit board is clamped on the clamping chuck 3 by limiting and fixing it through the telescopic limiting rod 11 to perform CT scanning.

[0037] The utility model discloses a multi-angle clamping platform suitable for CT detection of circuit boards. A multi-angle conversion column 2 is connected to a clamping platform 1 by a steering ball 8 and a semicircular groove 4, similar to a universal joint. The multi-angle conversion column 2 can be set in any direction and at any angle relative to the clamping platform 1. The multi-angle conversion column 2 is limitedly connected to the clamping platform 1 by a telescopic limiting rod 11 that can be rotated and adjusted in length. The clamping angle of the multi-angle conversion column 2 can be fixed by adjusting the length of the telescopic limiting rod 11. The clamping chuck 3 is designed for clamping circuit boards, and is convenient for clamping.

[0038] Example 2

[0039] like Figure 1-6As shown, the utility model is a multi-angle clamping table suitable for circuit board CT detection. On the basis of the above-mentioned embodiment, the clamping table surrounding limit ring 6 is a T-shaped structure, and a clamping table slider 12 is slidably mounted on the clamping table surrounding limit ring 6. The clamping table slider 12 can slide around the clamping table surrounding limit ring 6, and a hinged ear 13 is provided on the clamping table slider 12. The steering limit ring 9 is a T-shaped structure, and a steering slider 14 is slidably mounted on the steering limit ring 9. The steering slider 14 can slide around the steering limit ring 9, and a connecting ear 15 is provided on the steering slider 14. A fastening screw is provided on the clamping table slider 12. A fastening screw is provided on the steering slider 14. The fastening screw is used to lock the clamping table slider 12 and the steering slider 14. After adjusting the clamping angle of the multi-angle conversion column 2, the length and position of the telescopic limit rod 11 need to be locked.

[0040] The telescopic limit rod 11 includes a telescopic connecting rod 16 and a telescopic connecting sleeve 17. One end of the telescopic connecting rod 16 is inserted into the telescopic connecting sleeve 17. The other end of the telescopic connecting rod 16 is connected to the connecting ear 15 on the steering slider 14 by bolts. One end of the telescopic connecting sleeve 17 is connected to the hinged ear 13 on the clamping platform slider 12 by bolts. The telescopic connecting sleeve 17 is provided with a screw hole 18, and the screw hole 18 is provided with a screw for locking the telescopic limit rod 11 to be telescopic.

[0041] The utility model discloses a multi-angle clamping platform suitable for CT detection of circuit boards. A multi-angle conversion column 2 is connected to a clamping platform 1 by a steering ball 8 and a semicircular groove 4, similar to a universal joint. The multi-angle conversion column 2 can be set in any direction and at any angle relative to the clamping platform 1. The multi-angle conversion column 2 is limitedly connected to the clamping platform 1 by a telescopic limiting rod 11 that can be rotated and adjusted in length. The clamping angle of the multi-angle conversion column 2 can be fixed by adjusting the length of the telescopic limiting rod 11. The clamping chuck 3 is designed for clamping circuit boards, and is convenient for clamping.

[0042] Example 3

[0043] like Figure 1-6 As shown, the utility model is a multi-angle clamping table suitable for circuit board CT detection. On the basis of the above embodiment, as Figure 3 As shown, the clamping chuck 3 includes a chuck 19 and a T-shaped clamp block 20. The bottom surface of the chuck 19 is provided with a connecting platform 21 inserted into the conversion connecting sleeve 7. A clamp block groove 22 is radially provided on the chuck 19, and two T-shaped clamp blocks 20 are correspondingly installed at both ends of the clamp block groove 22.

[0044] The chuck 19 is provided with an annular groove 23, and a clamping block adjustment ring 24 is provided in the annular groove 23. Figure 6As shown, the clamp block adjustment ring 24 is provided with a spiral thread 25, and the spiral thread 25 matches the thread groove provided at the bottom of the T-shaped clamp block 20. By rotating the clamp block adjustment ring 24, the two T-shaped clamp blocks 20 are synchronously driven to clamp or unfold.

[0045] The outer ring surface of the clamp block adjustment ring 24 is provided with a worm gear ring 26, and a worm 27 is inserted in the chuck 19, and the worm 27 is meshed with the worm gear ring 26. The two symmetrically arranged T-shaped clamp blocks 20 are clamped or loosened by the worm 27, and the worm 27 drives the clamp block adjustment ring 24 to rotate, and the clamp block adjustment ring 24 drives the two T-shaped clamp blocks 20 to move in the clamp block groove 22 through the matching thread.

[0046] The utility model discloses a multi-angle clamping platform suitable for CT detection of circuit boards. A multi-angle conversion column 2 is connected to a clamping platform 1 by a steering ball 8 and a semicircular groove 4, similar to a universal joint. The multi-angle conversion column 2 can be set in any direction and at any angle relative to the clamping platform 1. The multi-angle conversion column 2 is limitedly connected to the clamping platform 1 by a telescopic limiting rod 11 that can be rotated and adjusted in length. The clamping angle of the multi-angle conversion column 2 can be fixed by adjusting the length of the telescopic limiting rod 11. The clamping chuck 3 is designed for clamping circuit boards, and is convenient for clamping.

[0047] The specific implementation methods described above further illustrate the purpose, technical solutions and beneficial effects of the utility model in detail. It should be understood that the above description is only the specific implementation method of the utility model and is not used to limit the protection scope of the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A multi-angle clamping platform suitable for CT inspection of circuit boards, comprising a clamping platform (1), a multi-angle conversion column (2) and a clamping chuck (3), characterized in that: A semicircular groove (4) is provided in the middle of the table surface of the clamping table (1), a limit cover thread (5) is provided on the table surface outside the semicircular groove (4), and a clamping table surrounding limit ring (6) is provided on the table surface outside the limit cover thread (5). The upper end of the multi-angle conversion column (2) is a conversion connection sleeve (7), and the lower end of the multi-angle conversion column (2) is a fixedly connected steering ball (8). A steering limit ring (9) is provided on the conversion connection sleeve (7), and the steering ball of the multi-angle conversion column (2) is provided with a steering limit ring (9). (8) is installed in the semicircular groove (4), and is screwed to the limit cover thread (5) through the limit cover (10), so that the multi-angle conversion column (2) can rotate at multiple angles in the semicircular groove (4), and a telescopic limit rod (11) is connected between the clamping platform surrounding limit ring (6) and the steering limit ring (9), and the multi-angle conversion column (2) is fixed on the clamping platform (1) after the angle is adjusted through the telescopic limit rod (11); the clamping chuck (3) is plugged on the multi-angle conversion column (2).

2. According to claim 1, a multi-angle clamping table suitable for circuit board CT inspection is characterized in that: The clamping platform surrounding limiting ring (6) is a T-shaped structure, a clamping platform slider (12) is slidably mounted on the clamping platform surrounding limiting ring (6), and a hinged ear platform (13) is provided on the clamping platform slider (12).

3. The multi-angle clamping table suitable for circuit board CT inspection according to claim 2 is characterized in that: The steering limiting ring (9) is of a T-shaped structure, and a steering slider (14) is slidably mounted on the steering limiting ring (9), and a connecting lug (15) is provided on the steering slider (14).

4. The multi-angle clamping table suitable for circuit board CT inspection according to claim 3 is characterized in that: The telescopic limit rod (11) comprises a telescopic connecting rod (16) and a telescopic connecting sleeve (17); one end of the telescopic connecting rod (16) is inserted into the telescopic connecting sleeve (17); the other end of the telescopic connecting rod (16) is connected to a connecting ear platform (15) on a steering slider (14) by means of bolts; and one end of the telescopic connecting sleeve (17) is connected to a hinged ear platform (13) on a clamping platform slider (12) by means of bolts.

5. The multi-angle clamping table suitable for circuit board CT inspection according to claim 4, characterized in that: The telescopic connection sleeve (17) is provided with a screw hole (18), and the screw hole (18) is provided with a screw for locking the telescopic limit rod (11) to be telescopic.

6. The multi-angle clamping table suitable for circuit board CT inspection according to claim 1, characterized in that: The clamping chuck (3) comprises a chuck (19) and a T-shaped clamp block (20). The bottom surface of the chuck (19) is provided with a connection platform (21) plugged into the conversion connection sleeve (7). The chuck (19) is provided with a clamp block groove (22) in a radial direction. Two T-shaped clamp blocks (20) are correspondingly installed at both ends of the clamp block groove (22).

7. The multi-angle clamping table suitable for circuit board CT inspection according to claim 6, characterized in that: The chuck (19) is provided with an annular groove (23), a clamping block adjusting ring (24) is provided in the annular groove (23), a spiral thread (25) is provided on the clamping block adjusting ring (24), and the spiral thread (25) matches the thread groove provided at the bottom of the T-shaped clamping block (20). By rotating the clamping block adjusting ring (24), the two T-shaped clamping blocks (20) are synchronously driven to clamp or unfold.

8. The multi-angle clamping table suitable for circuit board CT inspection according to claim 7, characterized in that: The outer ring surface of the clamp block adjustment ring (24) is provided with worm gear ring teeth (26), a worm (27) is inserted into the chuck (19), and the worm (27) is meshed with the worm gear ring teeth (26) for transmission.

9. The multi-angle clamping table suitable for circuit board CT inspection according to claim 2, characterized in that: The clamping platform slide block (12) is provided with a fastening screw.

10. The multi-angle clamping table suitable for circuit board CT inspection according to claim 3, characterized in that: The steering slider (14) is provided with a fastening screw.

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