CN217007591U

CN217007591U - Automatic test equipment for PCBA (printed circuit board assembly)

Info

Publication number: CN217007591U
Application number: CN202123365425.7U
Authority: CN
Inventors: 戴志欣
Original assignee: Wuxi Jinghao Electronic Technology Co ltd
Current assignee: Wuxi Jinghao Electronic Technology Co ltd
Priority date: 2021-12-29
Filing date: 2021-12-29
Publication date: 2022-07-19
Anticipated expiration: 2031-12-29

Abstract

The utility model discloses automatic test equipment for a PCBA (printed circuit board assembly) board, and relates to the technical field of test equipment. Be provided with the loading board in adjust cylinder's upper end, loading board downside sliding connection has the slide, and adjust cylinder drives the slide and slides at the loading board downside through adjusting the pole to change the distance between fixed plate and the loading board, thereby the distance of loading board four corners position department chucking board is adjusted, thereby can realize testing the PCBA board of different specifications.

Description

Automatic test equipment for PCBA (printed circuit board assembly)

Technical Field

The utility model relates to the technical field of test equipment, in particular to automatic test equipment for a PCBA (printed circuit board assembly).

Background

PCBA board test equipment is one of test equipment commonly used by electronic enterprises, is used for testing an assembled circuit board, and detects the problems of production and manufacturing defects, poor components and the like by testing the electrical property and the electrical connection of the components on the circuit board. PCBA board test equipment easy operation need not break circuit or pull down the components and parts pin, can swiftly fix a position the fault location rapidly, and the problem instruction that detects out is clear and definite, because the specification size diverse of PCAB board, so lead to when testing, need change complex operation to the fixing device of PCAB board.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the automatic test equipment for the PCBA is provided, and the technical scheme solves the problems that the fixing device of the PCAB plate needs to be replaced and the operation is complex when the test is carried out due to the fact that the specification and the size of the PCAB plate are different from each other and are provided in the background technology.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:

automatic test equipment for PCBA boards comprises a workbench; the upper surface of the workbench is connected with a sliding table in a sliding manner, and a fixing mechanism is arranged on the sliding table;

wherein, fixed establishment includes adjust cylinder, adjust cylinder fixed connection is at the upper surface of slip table, adjust cylinder's output fixedly connected with connecting piece, the four corners of connecting piece all articulates there is the regulation pole, the last fixed surface of slip table is connected with the support column, the last fixed surface of support column is connected with the loading board, loading board lower surface four corners sliding connection has the slide, the last fixed surface of slide is connected with the fixed plate, the slide is close to adjust cylinder's one end and adjusts the pole and keep away from adjust cylinder's one end articulated.

Preferably, a sliding groove is formed in the inner side of the fixing plate, a sliding rod is fixedly connected to the inner wall of the lower side of the sliding groove, the upper end of the sliding rod is fixedly connected with the inner wall of the upper side of the sliding groove, and a clamping plate is connected to the sliding rod in a sliding mode.

Preferably, the chucking groove has been seted up to the chucking inboard, the cover is equipped with buffer spring and lower buffer spring on the slide bar, go up buffer spring's upper end and sliding tray upside inner wall fixed connection, go up buffer spring's lower extreme and the last fixed surface of chucking plate and be connected, buffer spring's upper end and the lower fixed surface of chucking plate are connected down, buffer spring's lower extreme and the downside inner wall fixed connection of sliding tray down.

Preferably, the front side of the sliding table is provided with an auxiliary plate, the auxiliary plate is fixedly connected to the upper surface of the workbench, the rear side end of the auxiliary plate is rotatably connected with a screw rod, and the screw rod penetrates through the sliding table and is in threaded connection with the sliding table.

Preferably, the upper surface of the workbench is fixedly connected with a movable motor, and the output end of the movable motor is fixedly connected with the rear end of the screw rod.

Preferably, the equal fixedly connected with bracing piece in four corners of workstation upper surface, the upper end fixedly connected with backup pad of bracing piece, the last fixed surface of backup pad is connected with test cylinder, test cylinder's output runs through the backup pad to fixedly connected with surveys the board.

The utility model provides automatic test equipment for a PCBA board, which has the following beneficial effects:

according to the utility model, the adjusting cylinder is arranged on the sliding table, the bearing plate is arranged at the upper end of the adjusting cylinder, the sliding plate is connected to the lower side of the bearing plate in a sliding manner, the adjusting cylinder drives the sliding plate to slide on the lower side of the bearing plate through the adjusting rod, so that the distance between the fixing plate and the bearing plate is changed, and the distance between the clamping plates at the four corners of the bearing plate is adjusted, so that PCBA boards of different specifications can be tested, and the problems that the fixing device of the PCAB board needs to be replaced when the test is carried out due to different specifications of the PCAB board and sizes, and the operation is complex are solved.

Drawings

FIG. 1 is a schematic perspective view of a test apparatus according to the present invention;

FIG. 2 is a schematic perspective view of another embodiment of the testing apparatus of the present invention;

FIG. 3 is a schematic perspective view of the fixing mechanism of the present invention;

fig. 4 is a partially enlarged view of a portion a in fig. 3.

The reference numbers in the figures are:

1. a work table; 2. a support bar; 3. a support plate; 4. testing the cylinder; 5. a test board; 6. a fixing mechanism; 7. an auxiliary plate; 8. a screw rod; 9. a sliding table; 10. a moving motor; 11. a support pillar; 12. a carrier plate; 13. an adjusting cylinder; 14. a connecting member; 15. adjusting a rod; 16. a slide plate; 17. a fixing plate; 18. a sliding groove; 19. a slide bar; 20. an upper buffer spring; 21. a lower buffer spring; 22. a chucking plate; 23. and (4) clamping the groove.

Detailed Description

The following description is provided to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, an automatic test equipment for a PCBA board comprises a worktable 1; the upper surface of the workbench 1 is slidably connected with a sliding table 9, the sliding table 9 is provided with a fixing mechanism 6, the front side of the sliding table 9 is provided with an auxiliary plate 7, the auxiliary plate 7 is fixedly connected with the upper surface of the workbench 1, the rear side end of the auxiliary plate 7 is rotatably connected with a lead screw 8, the lead screw 8 penetrates through the sliding table 9 and is in threaded connection with the sliding table 9, the upper surface of the workbench 1 is fixedly connected with a mobile motor 10, the output end of the mobile motor 10 is fixedly connected with the rear end of the lead screw 8, four corners of the upper surface of the workbench 1 are fixedly connected with supporting rods 2, the upper end of the supporting rod 2 is fixedly connected with a supporting plate 3, the upper surface of the supporting plate 3 is fixedly connected with a testing cylinder 4, the output end of the testing cylinder 4 penetrates through the supporting plate 3 and is fixedly connected with a testing plate 5, the lead screw 8 is driven by the mobile motor 10 to rotate, so as to drive the sliding table 9 to move on the workbench 1 in the front and back direction, the PCBA board is convenient to place.

Wherein, the fixing mechanism 6 comprises an adjusting cylinder 13, the adjusting cylinder 13 is fixedly connected on the upper surface of the sliding table 9, the output end of the adjusting cylinder 13 is fixedly connected with a connecting piece 14, four corners of the connecting piece 14 are hinged with adjusting rods 15, the upper surface of the sliding table 9 is fixedly connected with a supporting column 11, the upper surface of the supporting column 11 is fixedly connected with a bearing plate 12, four corners of the lower surface of the bearing plate 12 are respectively and slidably connected with a sliding plate 16, the upper surface of the sliding plate 16 is fixedly connected with a fixing plate 17, one end of the sliding plate 16 close to the adjusting cylinder 13 is hinged with one end of the adjusting rod 15 far away from the adjusting cylinder 13, the inner side of the fixing plate 17 is provided with a sliding groove 18, the lower inner wall of the sliding groove 18 is fixedly connected with a sliding rod 19, the upper end of the sliding rod 19 is fixedly connected with the upper inner wall of the sliding groove 18, a clamping plate 22 is slidably connected on the sliding rod 19, a clamping groove 23 is provided on the inner side of the clamping plate 22, and an upper buffer spring 20 and a lower buffer spring 21 are sleeved on the sliding rod 19, the upper end of an upper buffer spring 20 is fixedly connected with the upper inner wall of the sliding groove 18, the lower end of the upper buffer spring 20 is fixedly connected with the upper surface of a clamping plate 22, the upper end of a lower buffer spring 21 is fixedly connected with the lower surface of the clamping plate 22, the lower end of the lower buffer spring 21 is fixedly connected with the lower inner wall of the sliding groove 18, when a test plate 5 is contacted with a PCAB plate, the acting force of the downward movement of the test plate 5 is buffered through the lower buffer spring 21, meanwhile, the test plate 5 is ensured to be tightly contacted with the PCAB plate under the action of the lower buffer spring 21, an adjusting cylinder 13 drives a sliding plate 16 to slide at the lower side of a bearing plate 12 through an adjusting rod 15, so as to change the distance between a fixing plate 17 and the bearing plate 12, thereby the distances of the clamping plates 22 at the positions of four corners of the bearing plate 12 are adjusted, thereby realizing the test of PCBA plates with different specifications, effectively solving the problem that the specifications of the PCAB plates are different in size, therefore, the fixing device of the PCAB plate needs to be replaced during testing, and the operation is complicated.

The working principle and the using process of the utility model are as follows:

when using, drive lead screw 8 through mobile motor 10 and rotate, thereby it does the ascending removal of fore-and-aft direction to drive slip table 9 on workstation 1, be convenient for to the placing of PCBA board, when placing the PCBA board, adjust cylinder 13 is through adjusting pole 15, it slides at loading board 12 downside to drive slide 16, thereby change the distance between fixed plate 17 and the loading board 12, thereby the distance of 12 four corners position department chucking boards of loading board 22 is adjusted, thereby can realize testing the PCBA board of different specifications, promote the test version through test cylinder 4 and remove to the PCBA board on and carry out the contact test.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. Automatic PCBA board test equipment is characterized by comprising a workbench (1); the upper surface of the workbench (1) is connected with a sliding table (9) in a sliding manner, and a fixing mechanism (6) is arranged on the sliding table (9);

wherein, fixed establishment (6) are including adjust cylinder (13), adjust cylinder (13) fixed connection is at the upper surface of slip table (9), the output fixedly connected with connecting piece (14) of adjust cylinder (13), the four corners of connecting piece (14) all articulates there is regulation pole (15), the last fixed surface of slip table (9) is connected with support column (11), the last fixed surface of support column (11) is connected with loading board (12), the equal sliding connection in four corners of loading board (12) lower surface has slide (16), the last fixed surface of slide (16) is connected with fixed plate (17), the one end that slide (16) are close to adjust cylinder (13) is articulated with the one end of adjusting pole (15) and keeping away from adjust cylinder (13).

2. A PCBA board automatic test apparatus according to claim 1, wherein: sliding tray (18) have been seted up to the inboard of fixed plate (17), the downside inner wall fixedly connected with slide bar (19) of sliding tray (18), the upper end of slide bar (19) and the upside inner wall fixed connection of sliding tray (18), sliding connection has chucking board (22) on slide bar (19).

3. A PCBA board automatic test apparatus according to claim 2, wherein: chucking groove (23) have been seted up to chucking plate (22) inboard, the cover is equipped with buffer spring (20) and lower buffer spring (21) on slide bar (19), the upper end and the sliding tray (18) upside inner wall fixed connection of going up buffer spring (20), the lower extreme of going up buffer spring (20) is connected with the last fixed surface of chucking plate (22), the lower fixed surface of the upper end of lower buffer spring (21) and chucking plate (22) is connected, the lower extreme of lower buffer spring (21) and the downside inner wall fixed connection of sliding tray (18).

4. A PCBA board automatic test apparatus according to claim 1, wherein: an auxiliary plate (7) is arranged on the front side of the sliding table (9), the auxiliary plate (7) is fixedly connected to the upper surface of the workbench (1), a lead screw (8) is rotatably connected to the rear side end of the auxiliary plate (7), and the lead screw (8) penetrates through the sliding table (9) and is in threaded connection with the sliding table (9).

5. A PCBA board automatic test equipment according to claim 4, wherein: the upper surface of the workbench (1) is fixedly connected with a movable motor (10), and the output end of the movable motor (10) is fixedly connected with the rear end of the screw rod (8).

6. A PCBA board automatic test equipment according to claim 5, wherein: the equal fixedly connected with bracing piece in four corners of workstation (1) upper surface (2), the upper end fixedly connected with backup pad (3) of bracing piece (2), the last fixed surface of backup pad (3) is connected with test cylinder (4), the output of test cylinder (4) runs through backup pad (3) to fixedly connected with surveys test panel (5).