CN209946316U

CN209946316U - PCBA board test bench

Info

Publication number: CN209946316U
Application number: CN201920492448.8U
Authority: CN
Inventors: 陈宇峰
Original assignee: Shenzhen Huaming Electronic Technology Co Ltd
Current assignee: Shenzhen Huaming Electronic Technology Co Ltd
Priority date: 2019-04-10
Filing date: 2019-04-10
Publication date: 2020-01-14
Anticipated expiration: 2029-04-10

Abstract

The utility model discloses a PCBA board testboard, include testboard body, servo motor, rotating electrical machines and follow the driving wheel, the fixed plate is installed to the upper left side of testboard body, and the inside of fixed plate runs through there is the connecting rod, the front side of connecting rod is provided with the tooth piece, and the top of connecting rod installs the mounting panel, the below of mounting panel is provided with the test head, servo motor installs in the left of fixed plate, and servo motor's output is connected with first bull stick, the outside of first bull stick is connected with rotating gear, rotating electrical machines installs the inside at the testboard body. The board is placed to 4 that are provided with angles such as the outside of this PCBA board testboard second bull stick, places the PCBA board respectively 4 place the board on, rotate the lead screw and drive the clamp plate and move down and extrude the PCBA board fixed, rotate the second bull stick after that and will place the board and remove the below of test head in proper order and test, and the test rate of PCBA board can be accelerated in this design for work efficiency.

Description

PCBA board test bench

Technical Field

The utility model relates to a PCBA board correlation technique field specifically is a PCBA board testboard.

Background

The PCBA is a PCB with welded elements, and the PCBA needs to be tested to conveniently detect the use condition of the PCBA, most of the PCBA tests are carried out on a test board, however, the existing PCBA test board can not simultaneously carry out fixed detection on a plurality of PCBAs, the detection speed is low, the distance between a detection device and the PCBA can not be adjusted, the detection device can not carry out accurate test on the PCBA,

therefore, we propose a PCBA board test stand in order to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCBA board test board to solve the PCBA board test board that has now on the existing market that the above-mentioned background art provided and can not fix the detection simultaneously to a plurality of PCBA boards, can not carry out the problem of adjusting to the distance of detection device and PCBA board.

In order to achieve the above object, the utility model provides a following technical scheme: a PCBA board test board comprises a test board body, a servo motor, a rotating motor and a driven wheel, wherein a fixed plate is installed at the upper left of the test board body, a connecting rod penetrates through the fixed plate, a tooth block is arranged on the front side of the connecting rod, a mounting plate is installed above the connecting rod, a test head is arranged below the mounting plate, the servo motor is installed at the left of the fixed plate, the output end of the servo motor is connected with a first rotating rod, a rotating gear is connected to the outer side of the first rotating rod, the rotating motor is installed inside the test board body, a driving wheel is installed above the rotating motor, the driven wheel is located at the right side of the driving wheel, a second rotating rod penetrates through the driven wheel, a placing board is installed at the outer side above the second rotating rod, a limiting plate is installed at the outer side of the placing board, a lead screw penetrates through the upper side, and the lower extreme of lead screw is provided with the clamp plate, the rear side of connecting rod is provided with the stopper.

Preferably, the connecting rod is in sliding connection with the fixing plate, and tooth blocks are distributed on the front side of the connecting rod at equal intervals.

Preferably, the driving wheel and the driven wheel are the same in size, the driving wheel and the driven wheel are located in the same horizontal plane, and the number of teeth of the driving wheel is one fourth of the number of teeth of the driven wheel.

Preferably, the second rotating rod and the test board body form a rotating mechanism through a driven wheel, and the second rotating rod and the placing board are perpendicular to each other.

Preferably, the placing plate has 4 equiangular distribution about the center point of the second rotating rod, and the depression section of the placing plate is a circular structure.

Preferably, the main section of the limiting plate is of an L-shaped structure, and the limiting plate is in threaded connection with the screw rod.

Compared with the prior art, the beneficial effects of the utility model are that: the PCBA board testing table is provided with a PCBA board testing table,

(1) 4 placing plates are arranged on the outer side of the second rotating rod at equal angles, PCBA plates are placed on the 4 placing plates respectively, the pressing plate is driven to move downwards by rotating the screw rod to extrude and fix the PCBA plates, and then the second rotating rod is rotated to move the placing plates to the lower part of the testing head in sequence for testing, so that the testing speed of the PCBA plates can be increased, and the working efficiency is increased;

(2) be provided with the connecting rod, the connecting rod passes through the tooth piece and is connected with gear engagement, and the rotation of accessible control gear drives the connecting rod and removes to adjust the height of mounting panel and test head, and then adjust the distance between test head and the PCBA board, increase the test precision.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic top view of the present invention;

FIG. 3 is a schematic top view of the placement board of the present invention;

FIG. 4 is a schematic view of the connecting structure of the driving wheel and the driven wheel of the present invention;

fig. 5 is the utility model discloses the fixed plate structural diagram that cuts open downwards.

In the figure: 1. a test board body; 2. a fixing plate; 3. a connecting rod; 4. a tooth block; 5. a rotating gear; 6. a first rotating lever; 7. a servo motor; 8. a limiting block; 9. mounting a plate; 10. a test head; 11. a rotating electric machine; 12. a driving wheel; 13. a driven wheel; 14. a second rotating rod; 15. placing the plate; 16. a limiting plate; 17. a screw rod; 18. and (7) pressing a plate.

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. 1-5, the present invention provides a technical solution: a PCBA board test bench comprises a test bench body 1, a fixed plate 2, a connecting rod 3, a tooth block 4, a rotating gear 5, a first rotating rod 6, a servo motor 7, a limiting block 8, a mounting plate 9, a test head 10, a rotating motor 11, a driving wheel 12, a driven wheel 13, a second rotating rod 14, a placing plate 15, a limiting plate 16, a screw rod 17 and a pressing plate 18, wherein the fixed plate 2 is installed at the upper left of the test bench body 1, the connecting rod 3 penetrates through the fixed plate 2, the tooth block 4 is arranged on the front side of the connecting rod 3, the mounting plate 9 is installed above the connecting rod 3, the test head 10 is arranged below the mounting plate 9, the servo motor 7 is installed at the left of the fixed plate 2, the output end of the servo motor 7 is connected with the first rotating rod 6, the rotating gear 5 is connected to the outer side of the first rotating rod 6, the rotating motor 11 is installed inside the test, follow driving wheel 13 and be located driving wheel 12 right-hand side, and run through from driving wheel 13's inside and have second bull stick 14, and the outside of second bull stick 14 top is installed and is placed board 15, and places the outside of board 15 and install limiting plate 16, and the top of limiting plate 16 runs through has lead screw 17, and the lower extreme of lead screw 17 is provided with clamp plate 18, and the rear side of connecting rod 3 is provided with stopper 8.

In this example, the connecting rod 3 is slidably connected with the fixing plate 2, the tooth blocks 4 are equidistantly distributed on the front side of the connecting rod 3, the connecting rod 3 is meshed with the rotating gear 5 through the tooth blocks 4, and the connecting rod 3 can be driven to move by controlling the rotation of the rotating gear 5, so that the heights of the mounting plate 9 and the test head 10 can be adjusted.

The driving wheel 12 and the driven wheel 13 are the same in size, the driving wheel 12 and the driven wheel 13 are located on the same horizontal plane, the number of teeth of the driving wheel 12 is one fourth of the number of teeth of the driven wheel 13, and the driven wheel 13 can be driven to intermittently rotate through the driving wheel 12.

Second bull stick 14 constitutes slewing mechanism through following driving wheel 13 and testboard body 1, and second bull stick 14 with place board 15 mutually perpendicular setting, from driving wheel 13 and drive through second bull stick 14 and place board 15 rotatory, be convenient for with the board 15 of placing of different position remove the below of test head 10.

The placing plate 15 has 4 equiangular distributions about the central point of the second rotating rod 14, and the depression section of the placing plate 15 is a circular structure, so that 4 PCBA boards can be simultaneously fixed and detected.

The main section of the limiting plate 16 is of an L-shaped structure, the limiting plate 16 is in threaded connection with the screw rod 17, and the screw rod 17 rotates and moves downwards to drive the pressing plate 18 to move downwards to extrude and fix the PCBA.

The working principle is as follows: when using this PCBA board test bench, at first, in the user will be with the steady work area of placing of whole device earlier, as shown in fig. 1-3, place the PCBA board respectively place on placing board 15, place board 15 about the central point of second bull stick 14 equiangular be provided with 4, can place 4 PCBA boards simultaneously and fix, after the PCBA board is placed the upper surface of placing board 15, alright rotation lead screw 17, lead screw 17 is threaded connection with limiting plate 16, so lead screw 17 can rotate the limit on limiting plate 16 and move down, thereby drive clamp plate 18 through lead screw 17 and move down, make clamp plate 18 extrude fixedly to the PCBA board, alright test the PCBA board this moment.

Referring to fig. 4-5, an external power supply is connected to the servo motor 7, the servo motor 7 is controlled to rotate forward, the servo motor 7 drives the first rotating rod 6 to rotate, the first rotating rod 6 drives the rotating gear 5 to rotate, the rotating gear 5 is meshed with the connecting rod 3 through the tooth block 4, so that the rotating gear 5 can drive the T-shaped connecting rod 3 to move downward, the connecting rod 3 slides downward in the fixing plate 2 and drives the mounting plate 9 to move downward, the testing head 10 mounted on the lower side of the mounting plate 9 is close to the PCBA plate on the placing plate 15 to test the PCBA plate, then the external power supply is connected to the rotating motor 11, the rotating motor 11 drives the driving wheel 12 to rotate, the driving wheel 12 is meshed with the driven wheel 13, the number of teeth of the driving wheel 12 is one fourth of the number of teeth of the driven wheel 13, when the driving wheel 12 rotates to contact with the driven wheel 13, the servo motor 7 is controlled to, the height of the test head 10 is adjusted, the driving wheel 12 drives the driven wheel 13 to rotate, so as to drive the second rotating rod 14 welded inside the driven wheel 13 to rotate, so as to move the rest of placing plates 15 arranged outside the second rotating rod 14 to the lower part of the test head 10, the driving wheel 12 is disconnected with the driven wheel 13, the second rotating rod 14 stops rotating, according to the steps, the test head 10 is controlled to move downwards to test PCBA plates, the PCBA plates on the 4 placing plates 15 are tested in sequence, and then the PCBA plates are taken out, so that the working process of the whole device is completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a PCBA board test platform, includes testboard body (1), servo motor (7), rotating electrical machines (11) and follows driving wheel (13), its characterized in that: the test bench is characterized in that a fixed plate (2) is installed on the upper left side of a test bench body (1), a connecting rod (3) penetrates through the inside of the fixed plate (2), a tooth block (4) is arranged on the front side of the connecting rod (3), a mounting plate (9) is installed above the connecting rod (3), a test head (10) is arranged below the mounting plate (9), a servo motor (7) is installed on the left side of the fixed plate (2), the output end of the servo motor (7) is connected with a first rotating rod (6), a rotating gear (5) is connected to the outer side of the first rotating rod (6), a rotating motor (11) is installed inside the test bench body (1), a driving wheel (12) is installed above the rotating motor (11), a driven wheel (13) is located on the right side of the driving wheel (12), and a second rotating rod (14) penetrates through the inside of the driven wheel (13), the outside of second bull stick (14) top is installed and is placed board (15), and places the outside of board (15) and install limiting plate (16), lead screw (17) have been run through to the top of limiting plate (16), and the lower extreme of lead screw (17) is provided with clamp plate (18), the rear side of connecting rod (3) is provided with stopper (8).

2. A PCBA board test station according to claim 1, wherein: the connecting rod (3) is in sliding connection with the fixing plate (2), and tooth blocks (4) are distributed on the front side of the connecting rod (3) at equal intervals.

3. A PCBA board test station according to claim 1, wherein: the driving wheel (12) and the driven wheel (13) are the same in size, the driving wheel (12) and the driven wheel (13) are located on the same horizontal plane, and the number of teeth of the driving wheel (12) is one fourth of the number of teeth of the driven wheel (13).

4. A PCBA board test station according to claim 1, wherein: the second rotating rod (14) and the test bench body (1) form a rotating mechanism through the driven wheel (13), and the second rotating rod (14) and the placing plate (15) are perpendicular to each other.

5. A PCBA board test station according to claim 1, wherein: the placing plates (15) are distributed at equal angles relative to the center point of the second rotating rod (14) and have 4, and the depression section of each placing plate (15) is of a circular structure.

6. A PCBA board test station according to claim 1, wherein: the main section of the limiting plate (16) is of an L-shaped structure, and the limiting plate (16) is in threaded connection with the screw rod (17).