CN219201653U

CN219201653U - Testing device for detecting circuit board

Info

Publication number: CN219201653U
Application number: CN202223259043.0U
Authority: CN
Inventors: 肖文军
Original assignee: Shenzhen Xinyu Tengyue Electronics Co Ltd
Current assignee: Shenzhen Xinyu Tengyue Electronics Co Ltd
Priority date: 2022-12-06
Filing date: 2022-12-06
Publication date: 2023-06-16
Anticipated expiration: 2032-12-06

Abstract

The utility model relates to the technical field of ICT testers, in particular to a testing device for detecting a circuit board, which comprises a testing component, a dotting component and an adjusting component, wherein the dotting component comprises a driving piece, a mounting frame and a marker pen; the adjusting component is arranged on the mounting frame and comprises a mounting plate and a locking piece, the mounting plate is connected with the output end of the driving piece, a mounting through hole is formed in the mounting plate, the marking pen penetrates through the mounting through hole, and the locking piece is arranged on one side of the mounting through hole and locks and fixes the marking pen on the mounting plate. The dotting pen is locked and fixed through the locking piece after the height position of the dotting pen on the mounting plate is adjusted. The height position of the dotting pen is adjusted through the adjusting component, so that the accuracy of dotting marks is effectively ensured.

Description

Testing device for detecting circuit board

Technical Field

The utility model relates to the technical field of ICT testers, in particular to a testing device for detecting a circuit board.

Background

With the development of industrial technology, an ICT automatic online tester is used as standard test equipment, and is increasingly used in the aspects of short circuit, open circuit, detection of electronic components and the like of a circuit board. ICT test easy operation, measurement accuracy are high, indicate clearly to the problem that detects, greatly improved production efficiency.

When the existing ICT test instrument is used for testing a circuit board, dotting operation is performed on the circuit board with good products, and marking is not performed on the circuit board with non-good products. The mode is used for effectively controlling the good products and the defective products, only whether dotted marks exist on the products or not is needed, the dotted marks are good products, the defective products are not dotted, namely, the defective products are defaulted, and the phenomenon of board mixing in production management is effectively avoided.

When the dotting operation is performed, the dotting pen is driven to lift by the action of the air cylinder to perform marking. However, the existing dotting pen is fixed at the dotting position, and the position of the dotting pen is inconvenient to adjust. For each time a circuit board of different size is replaced, in order to ensure the dotting mark, the position of the dotting pen is theoretically required to be adjusted, so that the accuracy of the dotting mark can be ensured.

Disclosure of Invention

The utility model aims to provide a testing device for detecting a circuit board, which is used for ensuring the accuracy of dotting marks by additionally arranging an adjusting device to adjust the installation position of a dotting pen.

In order to achieve the above object, the present utility model provides a test device for detecting a circuit board, which is characterized by comprising:

the test assembly is used for testing whether the circuit board is qualified or not;

the dotting assembly comprises a driving piece, a mounting frame and a marking pen, wherein the mounting frame is positioned on the testing assembly, the driving piece and the marking pen are arranged on the mounting frame, the output end of the driving piece is connected with the marking pen, and the driving piece drives the marking pen to move so as to dott on a circuit board which is qualified to be measured;

the adjusting component is arranged on the mounting frame and comprises a mounting plate and a locking piece, wherein the mounting plate is connected with the output end of the driving piece, a mounting through hole is formed in the mounting plate, the marking pen penetrates through the mounting through hole, and the locking piece is arranged on one side of the mounting through hole and locks and fixes the marking pen on the mounting plate.

Further, the locking piece adopts an abutting screw, the abutting screw is rotationally connected to the side face of the mounting plate, and one end of the abutting screw penetrates through the side wall of the mounting through hole and abuts against the marker pen.

Further, a rubber pad is arranged at the abutting end of the abutting screw.

Further, the dotting assembly further comprises a first limiting plate, the first limiting plate is fixed on the mounting frame and located above the mounting plate, and the first limiting plate is suitable for being abutted to the marker pen.

Further, the marker pen comprises a pen point and a pen holder, the pen holder is arranged in a round table shape, the cross-sectional area of the tail is smaller than that of the head, a limiting groove is formed in the first limiting plate, an abutting cambered surface is arranged on the limiting groove, and the abutting cambered surface is in abutting joint with the side wall of the pen holder.

Further, the limiting groove is formed in the side wall of the first limiting plate, and the projection surface of the limiting groove is semicircular.

Further, the test assembly comprises a fixing portion and a test portion, the fixing portion is used for placing a circuit board to be tested, the test portion is located above the fixing portion and can move towards the fixing portion, the mounting frame is located on the test portion, a yielding through hole for the marker pen to pass through is formed in the test portion, the dotting assembly further comprises a second limiting plate, the second limiting plate is arranged on the fixing portion and located on one side of the yielding through hole, and the second limiting plate is suitable for being in butt with the marker pen.

Further, a limiting cambered surface is arranged on the second limiting plate and is abutted with the marker pen.

Further, the second limiting plate is suitable for sliding on the test part and performing position adjustment.

The utility model has the beneficial effects that:

1. the adjusting component comprises a mounting plate and a locking piece, and the dotting pen is locked and fixed through the locking piece after the height position of the dotting pen on the mounting plate is adjusted. The height position of the dotting pen is adjusted through the adjusting component, so that the accuracy of dotting marks is effectively ensured.

2. The locking piece adopts an abutting screw, and the adjusted marker pen is fixed through the abutting friction force of the abutting screw. The abutting end of the abutting screw is provided with a rubber pad, and the rubber pad avoids surface abrasion of the marker pen caused by the direct contact of the abutting screw and the marker.

3. The first limiting plate is located the top of mounting panel, and first limiting plate and marker butt, first limiting plate limit the displacement of marker, make things convenient for the marker action of marker next time. The first limiting plate is provided with the limiting groove, the limiting groove is provided with the abutting cambered surface, the abutting cambered surface is abutted against the side wall of the pen holder, the contact surface of the abutting cambered surface and the side wall of the pen holder is large, the resistance to the marking pen is more uniform, the limiting effect is good, and the marking pen can be effectively prevented from shifting in the lifting displacement process.

4. The second limiting plate is arranged on the fixing part and positioned on one side of the abdicating through hole, the second limiting plate is in butt joint with the marker pen to limit the displacement position of the marker pen, and the phenomenon that the marker pen collides in the moving process to cause the abrasion of the pen point of the marker pen is avoided.

5. When marking circuit boards with different thickness sizes, the height position of the marking pen needs to be adjusted, the position of the second limiting plate needs to be correspondingly adjusted, the position of the second limiting plate can be adjusted by the second limiting plate in a sliding mode, and the second limiting plate is fixed after the position is adjusted.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of a testing device for detecting a circuit board according to an embodiment of the present utility model;

fig. 2 is a side view of a test apparatus for inspecting a circuit board according to an embodiment of the present utility model.

Reference numerals illustrate:

1. a testing component; 11. a fixing part; 12. a test section; 121. a relief through hole; 2. a dotting component; 21. a driving member; 22. a mounting frame; 23. a marker pen; 231. a pen point; 232. a penholder; 24. a first limiting plate; 241. a limit groove; 25. a second limiting plate; 251. limiting cambered surface; 3. an adjustment assembly; 31. a mounting plate; 311. mounting through holes; 32. a locking piece.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.

Referring to fig. 1 and 2, as a test device for detecting a circuit board provided by an embodiment of the present utility model, the test device includes a test assembly 1, a dotting assembly 2, and an adjusting assembly 3, where the test assembly 1 is used for testing whether the circuit board is qualified; the dotting assembly 2 comprises a driving piece 21, a mounting frame 22 and a marking pen 23, wherein the mounting frame 22 is positioned on the testing assembly 1, the driving piece 21 and the marking pen 23 are arranged on the mounting frame 22, the output end of the driving piece 21 is connected with the marking pen 23, and the driving piece 21 drives the marking pen 23 to move so as to dott on a circuit board which is qualified to be measured; the adjusting component 3 is arranged on the mounting frame 22 and comprises a mounting plate 31 and a locking piece 32, the mounting plate 31 is connected with the output end of the driving piece 21, a mounting through hole 311 is formed in the mounting plate 31, the marker pen 23 penetrates through the mounting through hole 311, and the locking piece 32 is arranged on one side of the mounting through hole 311 and locks and fixes the marker pen 23 on the mounting plate 31.

The adjusting component 3 comprises a mounting plate 31 and a locking piece 32, and after the height position of the dotting pen is adjusted on the mounting plate 31, the dotting pen is locked and fixed through the locking piece 32. The height position of the dotting pen is adjusted through the adjusting component 3, so that the accuracy of dotting marks is effectively ensured.

Specifically, the marker 23 includes a pen head 231 and a pen shaft 232, the pen shaft 232 passes through the mounting through hole 311, and the locking member 32 fixes the pen shaft 232 in an abutting manner. The locking member 32 is a contact screw which is rotatably connected to the side surface of the mounting plate 31, and one end of the contact screw is inserted into the side wall of the mounting hole 311 and contacts the marker pen 23. The adjusted marker pen 23 is fixed by the abutting friction force of the abutting screw. The abutting end of the abutting screw is provided with a rubber pad, and the rubber pad prevents the surface of the marker pen 23 from being worn due to the direct contact of the abutting screw and the marker pen 23.

As an alternative embodiment, the locking member 32 may also adopt a locking pin, and a plurality of locking holes may be formed in the pen holder 232, and the pen holder 232 may also be fixed by inserting the locking pin into the locking holes.

Further, the dotting assembly 2 further comprises a first limiting plate 24, the first limiting plate 24 is fixed on the mounting frame 22, the first limiting plate 24 is located above the mounting plate 31, and the first limiting plate 24 is suitable for being abutted with the marker pen 23. The first limiting plate 24 limits the displacement of the marker pen 23, so that the marker pen 23 can conveniently perform the marking action next time.

Specifically, the pen holder 232 is arranged to be round table-shaped, the cross-sectional area of the tail is smaller than that of the head, the first limiting plate 24 is provided with the limiting groove 241, the limiting groove 241 is provided with the abutting cambered surface, the abutting cambered surface is abutted against the side wall of the pen holder 232, the contact surface of the abutting cambered surface and the side wall is larger, the resistance to the marking pen 23 is more uniform, the limiting effect is good, and the marking pen 23 can be effectively prevented from being offset in the lifting displacement process. In this embodiment, the limiting groove 241 is formed on the side wall of the first limiting plate 24, the projection surface of the limiting groove 241 is semicircular, and when the marker 23 is installed, the marker 23 is directly passed through the installation through hole 311, the first limiting plate 24 does not interfere with the installation of the marker 23, and after the marker 23 is installed in place, the side wall of the pen holder 232 is attached to the abutting cambered surface.

Further, the test assembly 1 includes a fixing portion 11 and a test portion 12, the fixing portion 11 is used for placing a circuit board to be tested, the test portion 12 is located above the fixing portion 11 and can move towards the fixing portion 11, the mounting frame 22 is located on the test portion 12, a yielding through hole 121 through which the marker 23 passes is formed in the test portion 12, the dotting assembly 2 further includes a second limiting plate 25, the second limiting plate 25 is arranged on the fixing portion 11 and located on one side of the yielding through hole 121, and the second limiting plate 25 is suitable for being abutted to the marker 23.

Specifically, the second limiting plate 25 is provided with a limiting cambered surface 251, the limiting cambered surface 251 is directly abutted against the marker pen 23, the contact surface of the limiting cambered surface 251 and the marker pen is larger, the resistance generated by the pen point 231 of the marker pen 23 is more uniform, the limiting effect is good, and the phenomenon that the pen point 231 of the marker pen 23 is worn due to collision of the marker pen 23 in the moving process is avoided. The second stopper plate 25 is adapted to slide on the test part 12 and perform position adjustment. When marking circuit boards with different thickness sizes, the height position of the marking pen 23 needs to be adjusted, the position of the second limiting plate 25 at the moment also needs to be correspondingly adjusted, the position of the second limiting plate 25 can be adjusted by being slidably arranged on the test part 12, and the second limiting plate 25 is fixed after the position adjustment.

In this embodiment, in use, the circuit board is placed on the fixing portion 11, and then the test portion 12 is moved toward the fixing portion 11 in a cylinder-driven manner. The test part 12 moves and drives the driving piece 21 and the marking pen 23 to synchronously move until the test part 12 contacts with the circuit board, and the test part 12 and the fixing part 11 jointly act to test whether the circuit board is qualified or not. If the circuit board is tested to be qualified, the driving piece 21 drives the mounting plate 31 to move, so that the marking pen 23 is driven to mark on the circuit board, and after the marking is finished, the driving piece 21 is reset, so that the next action is facilitated. If the circuit board is not qualified, the test result is displayed on the screen, and the driving member 21 is not operated.

The embodiments of the present utility model are all preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A test apparatus for inspecting a circuit board, comprising:

the test assembly (1) is used for testing whether the circuit board is qualified or not;

the dotting assembly (2) comprises a driving piece (21), a mounting frame (22) and a marking pen (23), wherein the mounting frame (22) is positioned on the testing assembly (1), the driving piece (21) and the marking pen (23) are arranged on the mounting frame (22), the output end of the driving piece (21) is connected with the marking pen (23), and the driving piece (21) drives the marking pen (23) to move so as to dot on a circuit board which is qualified to be measured;

the adjusting component (3) is arranged on the mounting frame (22) and comprises a mounting plate (31) and a locking piece (32), the mounting plate (31) is connected with the output end of the driving piece (21), a mounting through hole (311) is formed in the mounting plate (31), the marking pen (23) penetrates through the mounting through hole (311), and the locking piece (32) is arranged on one side of the mounting through hole (311) and locks and fixes the marking pen (23) on the mounting plate (31).

2. The test device for detecting circuit boards according to claim 1, wherein the locking member (32) employs an abutment screw rotatably connected to a side surface of the mounting plate (31), and one end of the abutment screw penetrates a side wall of the mounting through hole (311) and abuts against the marker pen (23).

3. The test device for inspecting a circuit board according to claim 2, wherein the abutting end of the abutting screw is provided with a rubber pad.

4. The test device for detecting circuit boards according to claim 1, characterized in that the dotting assembly (2) further comprises a first limiting plate (24), the first limiting plate (24) being fixed on the mounting frame (22), the first limiting plate (24) being located above the mounting plate (31), the first limiting plate (24) being adapted to abut against the marker pen (23).

5. The test device for detecting a circuit board according to claim 4, wherein the marker pen (23) comprises a pen head (231) and a pen holder (232), the pen holder (232) is arranged in a round table shape, the tail section area is smaller than the head section area, the first limiting plate (24) is provided with a limiting groove (241), the limiting groove (241) is provided with an abutting cambered surface, and the abutting cambered surface abuts against the side wall of the pen holder (232).

6. The test device for detecting a circuit board according to claim 5, wherein the limiting groove (241) is formed on a side wall of the first limiting plate (24), and a projection surface of the limiting groove (241) is semicircular.

7. The device for detecting circuit boards according to claim 1, wherein the test assembly (1) comprises a fixing portion (11) and a test portion (12), the fixing portion (11) is used for placing the circuit board to be detected, the test portion (12) is located above the fixing portion (11) and can move towards the fixing portion (11), the mounting frame (22) is located on the test portion (12), a yielding through hole (121) for the marker pen (23) to pass through is formed in the test portion (12), the dotting assembly (2) further comprises a second limiting plate (25), and the second limiting plate (25) is arranged on the fixing portion (11) and located on one side of the yielding through hole (121), and the second limiting plate (25) is suitable for being abutted with the marker pen (23).

8. The test device for detecting a circuit board according to claim 7, wherein the second limiting plate (25) is provided with a limiting cambered surface (251), and the limiting cambered surface (251) is abutted against the marker pen (23).

9. Test device for detecting circuit boards according to claim 7, characterized in that the second limiting plate (25) is adapted to slide on the test part (12) and to perform a position adjustment.