Inspection tool for PCBA (Printed Circuit Board Assembly) of endoscope

Abstract

The utility model discloses an inspection tool for an endoscope PCBA board, which comprises a base with a rectangular structure, the periphery of the base is movably connected with an adjusting rod piece, the adjusting rod piece comprises a rod body and a guide column, the four edges of the adjusting rod piece are provided with a sliding chute matched with the rod body in a penetrating manner, and the rod body penetrates through the sliding chute in a sliding manner; the base is provided with a plurality of adjusting rod pieces which can be adjusted in a sliding mode, when the installation holes in the PCBA board need to be inspected, the adjusting rod pieces can be adjusted, the guide columns are moved to designated positions matched with the standard installation holes, then the PCBA board can be put in, whether the guide columns are matched with the installation holes or not is observed, and therefore inspection is conducted. The design has the advantages that the positions of the guide columns can be adjusted, so that the device can test PCBA boards of different models, the application range is wide, and the flexibility is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of inspection equipment, and in particular relates to an inspection tool for an endoscope PCBA board. Background Art

[0002] The NUM PCBA board of a medical electronic nephroscope needs to be inspected for mounting hole size and position to select NUM PCBA boards that meet the installation requirements. A search revealed a Chinese patent application with application number CN202223085291.8 that describes an inspection tool for endoscope PCBA boards. This patent uses designed guide columns to inspect the positions of the mounting holes on the PCBA board to screen out unqualified products.

[0003] However, the above patent still has certain problems in actual use. PCBA boards have different specifications and models, and the positions of the mounting holes on these different PCBA boards are also different. The position of the guide column in the cited patent is fixed, and it can only be used to inspect specific models of PCBA boards. The scope of application is not wide enough, the flexibility is poor, and there are certain usage limitations. Therefore, it is necessary to design a new inspection tool to solve this problem. Utility Model Content

[0004] The purpose of the present utility model is to provide an inspection tool for an endoscope PCBA board, so as to solve the problem that the inspection work in the cited patent proposed in the above background technology can only inspect PCBA boards of specific models, has a small scope of application and low flexibility.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an inspection tool for an endoscope PCBA board, comprising a base with a rectangular structure, wherein the base is movably connected with an adjustment rod on all four sides, the adjustment rod comprising a rod body and a guide column, and the four sides of the adjustment rod are penetrated by a sliding groove adapted to the rod body, the rod body slides through the sliding groove, the inner end of the rod extends into the inner side of the base and is fixedly connected to the guide column, and the outer end is placed on the outer side of the base.

[0006] Preferably, the adjusting rod further includes a fixing plate, and the fixing plate is fixed to the outer end of the rod body.

[0007] Preferably, the top end of the guide post is in a frustum structure, and the outer surface of the guide post is wrapped with a rubber skin.

[0008] Preferably, the inner bottom surface of the base is provided with grid lines, and the positions of the intersections of the grid lines are adapted to the guide posts.

[0009] Preferably, the base is further provided with fastening components, and the number and positions of the fastening components match the adjusting rod.

[0010] Preferably, the fastening assembly includes a threaded hole, a threaded rod, a screw cap, an extrusion head and a receiving groove. The threaded hole and the receiving groove are through-opened on the upper wall of the slide groove. The threaded rod is threadedly connected to the inside of the threaded hole, the bottom end is fixedly connected to the extrusion head, and the top end is fixedly connected to the screw cap.

[0011] Preferably, a rubber pad is provided on the bottom surface of the extrusion head, and anti-slip grooves are provided on the outer surface of the screw cap.

[0012] Compared with the prior art, the beneficial effects of the present invention are:

[0013] By providing multiple slidable adjustment rods on the base, when it is necessary to inspect the mounting holes on the PCBA board, the adjustment rods can be adjusted to move the guide posts to a specified position that matches the standard mounting holes. The PCBA board can then be placed in to observe whether the guide posts and the mounting holes are compatible, thereby conducting an inspection. The advantage of this design is that the position of the guide posts can be adjusted, allowing the device to inspect different types of PCBA boards, with a wide range of applications and high flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional schematic diagram of the adjusting rod of the utility model;

[0016] Figure 3 For this utility model Figure 1 Enlarged schematic diagram of area A in the middle;

[0017] Figure 4 is a cross-sectional view of the fastening assembly of the present invention;

[0018] In the figure: 100, base; 200, adjusting rod; 201, rod body; 202, guide column; 203, fixing plate; 300, slide groove; 400, fastening assembly; 401, threaded hole; 402, threaded rod; 403, screw cap; 404, extrusion head; 405, receiving groove; 500, grid line. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] Example

[0021] See also Figures 1 to 4 , is an embodiment of the utility model, which provides a technical solution: an inspection tool for an endoscope PCBA board, comprising a base 100 with a rectangular structure, with adjusting rods 200 movably connected around the four sides of the base 100, and the number of adjusting rods 200 is multiple, and the adjusting rod 200 includes a rod body 201 and a guide column 202. The four sides of the adjusting rod 200 are penetrated by a slide groove 300 adapted to the rod body 201, and the rod body 201 slides through the slide groove 300, and its inner end extends into the inner side of the base 100 and is fixedly connected to the guide column 202, and the outer end is placed on the outer side of the base 100. During inspection, the rod bodies 201 with the same number as the mounting holes can be pushed to adjust the position of the guide column 202, so as to perform subsequent inspection work.

[0022] In this embodiment, preferably, the adjusting rod 200 further includes a fixing piece 203 . The fixing piece 203 is fixed to the outer end of the rod body 201 to facilitate the movement of the rod body 201 .

[0023] In this embodiment, preferably, the top of the guide column 202 is a frustum structure, which is more conducive to completing the clamping of the guide column 202 with the mounting hole on the PCBA board. The outer surface of the guide column 202 is wrapped with a rubber surface to play a protective role and avoid scratching the PCBA board.

[0024] In this embodiment, preferably, grid lines 500 are provided on the inner bottom surface of the base 100 , and the positions of the intersections of the grid lines 500 match the guide posts 202 . The distances between the intersections can be preset, thereby facilitating the determination of the position of the guide posts 202 .

[0025] In this embodiment, preferably, a fastening assembly 400 is further provided on the base 100 . The number and position of the fastening assembly 400 match the adjusting rod 200 , and the adjusting rod 200 can be fixed by the fastening assembly 400 .

[0026] In this embodiment, preferably, the fastening assembly 400 includes a threaded hole 401, a threaded rod 402, a screw cap 403, an extrusion head 404 and a receiving groove 405. The threaded hole 401 and the receiving groove 405 are through-opened on the upper wall of the slide groove 300. The threaded rod 402 is threadedly connected to the inside of the threaded hole 401, and the bottom end is fixedly connected to the extrusion head 404, and the top end is fixedly connected to the screw cap 403. The screw cap 403 can be tightened to allow the extrusion head 404 to firmly squeeze the rod body 201 to complete the fixation. A rubber pad is provided on the bottom surface of the extrusion head 404 to increase the stability of the extrusion. The outer surface of the screw cap 403 is provided with anti-slip grooves to play an anti-slip role.

[0027] Although embodiments of the present invention have been shown and described (see the detailed description above for details), it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An inspection tool for an endoscope PCBA board, comprising a rectangular base (100), characterized in that: The base (100) is movably connected to an adjusting rod (200) on all sides. The adjusting rod (200) includes a rod body (201) and a guide column (202). The four sides of the adjusting rod (200) are penetrated by a sliding groove (300) adapted to the rod body (201). The rod body (201) slides through the sliding groove (300), and its inner end extends into the inner side of the base (100) and is fixedly connected to the guide column (202), and its outer end is placed on the outer side of the base (100).

2. The inspection tool for an endoscope PCBA board according to claim 1, characterized in that: The adjusting rod (200) further comprises a fixing plate (203), wherein the fixing plate (203) is fixed to the outer end of the rod body (201).

3. The inspection tool for an endoscope PCBA board according to claim 1, characterized in that: The top end of the guide column (202) is in a truncated cone structure, and the outer surface of the guide column (202) is wrapped with a rubber skin.

4. The inspection tool for an endoscope PCBA board according to claim 1, characterized in that: The inner bottom surface of the base (100) is provided with grid lines (500), and the positions of the intersection points within the grid lines (500) are adapted to the guide posts (202).

5. The inspection tool for an endoscope PCBA board according to claim 1, characterized in that: The base (100) is further provided with a fastening assembly (400), and the number and position of the fastening assembly (400) are matched with the adjustment rod (200).

6. The inspection tool for an endoscope PCBA board according to claim 5, characterized in that: The fastening assembly (400) comprises a threaded hole (401), a threaded rod (402), a screw cap (403), an extrusion head (404) and a receiving groove (405); the threaded hole (401) and the receiving groove (405) are through-opened on the upper wall of the slide groove (300); the threaded rod (402) is threadedly connected to the inside of the threaded hole (401); the bottom end is fixedly connected to the extrusion head (404); and the top end is fixedly connected to the screw cap (403).

7. The inspection tool for an endoscope PCBA board according to claim 6, characterized in that: The bottom surface of the extrusion head (404) is provided with a rubber pad, and the outer surface of the screw cap (403) is provided with anti-slip grooves.

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