CN213023211U

CN213023211U - Full-automatic test equipment based on PCB board

Info

Publication number: CN213023211U
Application number: CN202020741143.9U
Authority: CN
Inventors: 张波; 陈森
Original assignee: Suzhou Trusca Automotive Technology Co ltd
Current assignee: Suzhou Trusca Automotive Technology Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-04-20
Anticipated expiration: 2030-05-08

Abstract

The utility model discloses a full-automatic test device based on a PCB, which comprises a base, a power unit, a top plate and a mounting plate; base: the device is a simple plate-shaped structure, four support rods are fixed at four corners of the top surface of the device, and a placing table is fixed in the middle of each support rod; top plate: a top plate is fixed at the top ends of the four support rods, a through hole is formed in the middle of the top plate, a sliding groove penetrates through the through hole, a sliding rod is connected in the sliding groove in a sliding mode, the lower end of the sliding rod is fixed in the middle of the top surface of the mounting plate, and a power unit is installed on the top surface of the top plate; mounting a plate: four telescopic links are fixed at four corners of the bottom surface of the PCB, four insulating blocks are fixedly connected at the lower ends of the four telescopic links, the PCB-based full-automatic test equipment adopts springs to buffer, test quality is improved, mechanical transmission is adopted, the service life is long, and faults are not easy to occur.

Description

Full-automatic test equipment based on PCB board

Technical Field

The utility model relates to a based on the full-automatic test technical field of PCB board specifically is a based on full-automatic test equipment of PCB board.

Background

Pcb (printed Circuit board), which is called printed Circuit board in chinese name, also called printed Circuit board, is an important electronic component, is a support for electronic components, is a carrier for electrical connection of electronic components, and is called "printed" Circuit board because it is manufactured by electronic printing;

the PCB needs to be detected in the production and processing process, the electrification, the voltage resistance and the like of the PCB are detected, or electronic components are installed on the PCB to test the specific performance of the PCB, various bad defects of the PCB are discovered as soon as possible, the factory failure rate of board cards and devices can be reduced by testing the PCB, and the method is an important link for improving the product quality;

the existing method is generally adopted to press the detection assembly to the PCB for detection, the existing test equipment has no buffer effect, so that the PCB is easily damaged by the test assembly or the contact is poor, and the test quality is influenced.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a based on full-automatic test equipment of PCB board, adopt the spring to cushion, improved test quality, adopt the mechanical system transmission, long service life is difficult to break down, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a full-automatic test device based on a PCB comprises a base, a power unit, a top plate and a mounting plate;

base: the device is a simple plate-shaped structure, four support rods are fixed at four corners of the top surface of the device, and a placing table is fixed in the middle of each support rod;

top plate: a top plate is fixed at the top ends of the four support rods, a through hole is formed in the middle of the top plate, a sliding groove penetrates through the through hole, a sliding rod is connected in the sliding groove in a sliding mode, the lower end of the sliding rod is fixed in the middle of the top surface of the mounting plate, and a power unit is installed on the top surface of the top plate;

mounting a plate: four telescopic rods are fixed at four corners of the bottom surface of the testing device, four insulating blocks are fixedly connected to the lower ends of the four telescopic rods, the bottom surfaces of the four insulating blocks are fixedly connected with the top surface of the testing component, springs are sleeved on the side surfaces of the telescopic rods, and the lower ends of the springs are separated from the top surface of the testing component by the insulating blocks;

wherein: the table is characterized by further comprising a controller, wherein the controller is fixed on the side face of the placing table, and the input end of the controller is electrically connected with the output end of the controller.

Further, the power unit contains rack, straight-tooth and motor, the top surface of roof is fixed with the motor, the output shaft tip fixedly connected with straight-tooth of motor, the side of slide bar is fixed with the rack, straight-tooth and rack toothing, the input of motor is connected with external power source's output electricity, and power unit's effect mainly is for the test subassembly provides power, makes the test subassembly can carry out the up-and-down motion.

Furthermore, still including leading to the groove, place the top surface centre of platform and be equipped with logical groove, the effect that leads to the groove is mainly when testing some installation electronic component's PCB boards, conveniently puts electronic component in leading to the inslot, plays certain guard action, conveniently measures.

Furthermore, still include the locator card, the four corners that lead to the groove is equipped with four locator cards, the low side of locator card and the top surface fixed connection who places the platform, the effect of locator card is mainly fixes a position the PCB board, conveniently measures.

Furthermore, still include dustproof tarpaulin, the top surface four sides of mounting panel and the low side four sides fixed connection of dustproof tarpaulin, the top four sides of dustproof tarpaulin and the bottom surface fixed connection of roof, slide bar and rack are established in dustproof tarpaulin, and the ash falls easily usually on the mechanical equipment, and little dust is electrically conductive easily, and dustproof tarpaulin's effect is mainly enclosed the slide bar with the rack bottom inside, prevents that slide bar and rack from producing the dust when the motion, influences test component's measurement accuracy.

Compared with the prior art, the beneficial effects of the utility model are that: this full-automatic test equipment based on PCB board has following benefit:

1. according to the full-automatic test equipment based on the PCB, when in test, after the test assembly is contacted with the PCB, the springs at the four corners of the bottom surface of the mounting plate are compressed to different degrees, so that the test assembly is tightly contacted with the PCB, the PCB cannot be damaged due to excessive pressing of the test assembly, and the test quality is improved;

2. according to the full-automatic PCB-based test equipment, the controller is provided to control the motor to rotate, the motor drives the straight teeth to rotate, the straight teeth drive the rack to move, the rack drives the sliding rod to move, and further the measuring assembly at the bottom is driven to move, so that the mode is long in service life and not prone to failure;

3. this full-automatic test equipment based on PCB board adopts the spring to cushion, has improved test quality, adopts mechanical system transmission, long service life, is difficult to break down.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of the structure of the power unit of the present invention.

In the figure: the device comprises a base 1, a controller 2, a power unit 3, a rack 31, straight teeth 32, a motor 33, a placing table 4, a top plate 5, a mounting plate 6, a supporting plate 7, a positioning card 8, a through groove 9, dustproof awning cloth 10, a sliding rod 11, a sliding groove 12, a spring 13, a telescopic rod 14, an insulating block 15 and a testing component 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a full-automatic test device based on a PCB comprises a base 1, a power unit 3, a top plate 5 and a mounting plate 6;

base 1: the PCB board positioning device is a simple board type structure, four supporting rods 7 are fixed at four corners of the top surface of the PCB board positioning device, a placing table 4 is fixed in the middle of the four supporting rods 7, the PCB board positioning device further comprises a through groove 9, the through groove 9 is arranged in the middle of the top surface of the placing table 4, the through groove 9 is mainly used for conveniently placing electronic elements in the through groove 9 when testing some PCB boards for installing the electronic elements, a certain protection effect is achieved, measurement is convenient, the PCB board positioning device further comprises positioning cards 8, four positioning cards 8 are arranged at four corners of the through groove 9, the lower ends of the positioning cards 8 are fixedly connected with the top surface of the placing table 4, and the positioning cards 8 are mainly used for positioning the;

top plate 5: the top ends of the four support rods 7 are fixedly provided with a top plate 5, a through hole is formed in the middle of the top plate 5, a sliding groove 12 penetrates through the through hole, a sliding rod 11 is connected in the sliding groove 12 in a sliding mode, the lower end of the sliding rod 11 is fixed in the middle of the top surface of the mounting plate 6, a power unit 3 is installed on the top surface of the top plate 5, the power unit 3 comprises a rack 31, a straight tooth 32 and a motor 33, the motor 33 is fixed on the top surface of the top plate 5, the end portion of an output shaft of the motor 33 is fixedly connected with the straight tooth 32, the rack 31 is fixed on the side surface of the sliding rod 11, the straight tooth 32 is meshed with the rack 31, the input end of the motor 33 is electrically connected with the output;

mounting plate 6: four telescopic rods 14 are fixed at four corners of the bottom surface of the dustproof awning cloth, four insulating blocks 15 are fixedly connected to the lower ends of the four telescopic rods 14, the bottom surfaces of the four insulating blocks 15 are fixedly connected with the top surface of a test component 16, springs 13 are sleeved on the side surfaces of the telescopic rods 14, the lower ends of the springs 13 are separated from the top surface of the test component 16 by the insulating blocks 15, the dustproof awning cloth 10 is further included, four sides of the top surface of a mounting plate 6 are fixedly connected with four sides of the lower end of the dustproof awning cloth 10, four sides of the top end of the dustproof awning cloth 10 are fixedly connected with the bottom surface of a top plate 5, a sliding rod 11 and a rack 31 are arranged in the dustproof awning cloth 10, dust is generally easy to fall on mechanical equipment, small dust is easy to conduct electricity, the dustproof awning cloth 10 mainly has the effect that the bottoms of the sliding rod 11;

wherein: the device is characterized by further comprising a controller 2, wherein the controller 2 is fixed on the side face of the placing table 4, and the input end of the controller 2 is electrically connected with the output end of the controller 2.

When in use: firstly, the PCB is prevented from reaching the inside of the through groove 9, four corners of the PCB are fixed through four positioning clamps 8, the PCB with electronic elements can put the electronic elements inside the through groove 9, the positioning is convenient, the electronic elements are prevented from being damaged, then the equipment is electrified, the controller 2 controls the motor 33 to rotate, then the motor 33 drives the straight teeth 32 to rotate, then the straight teeth 32 drive the rack 31 to move, further the sliding rod 11 of the fixed rack 31 slides in the sliding groove 12, further the mounting plate 5 fixed at the lower end of the sliding rod 11 moves up and down, a testing component fixed at the bottom is contacted with the PCB, when the testing component is pressed down excessively, the spring 13 is compressed, the PCB cannot be damaged, and the four springs 13 are arranged, the testing component can be fully contacted with the PCB, the condition of poor contact cannot occur, the measuring quality is improved, the ash on mechanical equipment usually easily falls, little dust is electrically conductive easily, and dustproof tarpaulin 10's effect is mainly enclosed slide bar 11 and rack 31 bottom in inside, prevents that slide bar 11 and rack 31 from producing the dust when the motion, influences the measuring accuracy of test assembly, and this is based on the full-automatic test equipment of PCB board, adopts the spring to cushion, has improved test quality, adopts mechanical system transmission, and long service life is difficult to break down.

It should be noted that, as disclosed in this embodiment, the controller 2 is preferably an STM32 single chip microcomputer, the motor 33 is preferably a mitsubishi MR-JE series servo motor according to actual size, and the controller 2 controls the motor 33 to operate by a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a full-automatic test equipment based on PCB board which characterized in that: comprises a base (1), a power unit (3), a top plate (5) and a mounting plate (6);

base (1): the novel table is a simple plate-shaped structure, four support rods (7) are fixed at four corners of the top surface of the novel table, and a placing table (4) is fixed in the middle of each support rod (7);

top plate (5): a top plate (5) is fixed at the top ends of the four support rods (7), a through hole is formed in the middle of the top plate (5), a sliding groove (12) penetrates through the through hole, a sliding rod (11) is connected in the sliding groove (12) in a sliding mode, the lower end of the sliding rod (11) is fixed in the middle of the top surface of the mounting plate (6), and a power unit (3) is installed on the top surface of the top plate (5);

mounting plate (6): four telescopic rods (14) are fixed at four corners of the bottom surface of the testing device, four insulating blocks (15) are fixedly connected to the lower ends of the four telescopic rods (14), the bottom surfaces of the four insulating blocks (15) are fixedly connected with the top surface of a testing component (16), a spring (13) is sleeved on the side surface of each telescopic rod (14), and the insulating blocks (15) separate the lower end of the spring (13) from the top surface of the testing component (16);

wherein: the table is characterized by further comprising a controller (2), the controller (2) is fixed on the side face of the placing table (4), and the input end of the controller (2) is electrically connected with the output end of an external power supply.

2. The PCB-based full-automatic test equipment according to claim 1, wherein: power unit (3) contain rack (31), straight-tooth (32) and motor (33), the top surface of roof (5) is fixed with motor (33), the output shaft end fixedly connected with straight-tooth (32) of motor (33), the side of slide bar (11) is fixed with rack (31), straight-tooth (32) and rack (31) meshing, the input of motor (33) is connected with the output electricity of controller (2).

3. The PCB-based full-automatic test equipment according to claim 1, wherein: the table is characterized by further comprising a through groove (9), wherein the through groove (9) is formed in the middle of the top surface of the placing table (4).

4. The PCB-based full-automatic testing device of claim 3, wherein: the novel table is characterized by further comprising positioning cards (8), four positioning cards (8) are arranged at four corners of the through groove (9), and the lower ends of the positioning cards (8) are fixedly connected with the top surface of the placing table (4).

5. The PCB-based full-automatic test equipment according to claim 1, wherein: the dustproof awning is characterized by further comprising dustproof awning cloth (10), four edges of the top surface of the mounting plate (6) are fixedly connected with four edges of the lower end of the dustproof awning cloth (10), four edges of the top end of the dustproof awning cloth (10) are fixedly connected with the bottom surface of the top plate (5), and the sliding rods (11) and the racks (31) are arranged in the dustproof awning cloth (10).