CN219201836U

CN219201836U - Circuit board test equipment

Info

Publication number: CN219201836U
Application number: CN202223413415.0U
Authority: CN
Inventors: 姚春东; 周玲
Original assignee: Suzhou Ketuowei Intelligent Equipment Co ltd
Current assignee: Suzhou Ketuowei Intelligent Equipment Co ltd
Priority date: 2022-12-19
Filing date: 2022-12-19
Publication date: 2023-06-16
Anticipated expiration: 2032-12-19

Abstract

The utility model discloses circuit board testing equipment which comprises a carrier plate, a horizontal driving mechanism, a testing mechanism and a CCD camera, wherein the carrier plate is arranged on the testing mechanism, the testing mechanism is arranged on the horizontal driving mechanism, and the CCD camera is positioned above the carrier plate; the upper surface of the carrier plate is recessed to form a plurality of accommodating grooves for accommodating the circuit board, and a pressing plate is arranged above the circuit board; the horizontal driving mechanism comprises a sliding seat, a screw rod and a horizontal driving motor, the horizontal driving motor is fixed on the frame and connected with the screw rod, the screw rod is in threaded connection with the sliding seat, and the testing mechanism comprises a lifting seat, a plurality of measuring pins, a mounting plate and a lifting cylinder for driving the measuring pins to lift. The utility model automatically detects the circuit board, reduces manpower and improves detection efficiency.

Description

Circuit board test equipment

Technical Field

The utility model belongs to the technical field of circuit board detection, and particularly relates to circuit board testing equipment.

Background

The circuit board is also called a circuit board, can lead the circuit to be miniaturized and visualized, plays an important role in mass production of a fixed circuit and optimizing the layout of an electrical appliance, has the characteristics of high wiring density, light weight and thin thickness, and needs to detect whether the circuit board is conducted or not in the process of manufacturing the circuit board.

At present, the whole detection process is usually to manually contact a probe with a test point on a circuit board to detect whether the circuit board is conducted or not, but the detection mode wastes human resources and has extremely low detection efficiency.

Disclosure of Invention

The utility model mainly solves the technical problem of providing the circuit board testing equipment for automatically detecting the circuit board, reducing manpower and improving detection efficiency.

In order to solve the technical problems, the utility model adopts a technical scheme that: the circuit board testing equipment comprises a carrier plate, a horizontal driving mechanism, a testing mechanism and a CCD camera, wherein the carrier plate is arranged on the testing mechanism, the testing mechanism is arranged on the horizontal driving mechanism, and the CCD camera is positioned above the carrier plate;

the upper surface of the carrier plate is recessed to form a plurality of accommodating grooves for accommodating the circuit board, and a pressing plate is arranged above the circuit board;

the horizontal driving mechanism comprises a sliding seat, a screw rod and a horizontal driving motor, the horizontal driving motor is fixed on the frame and is connected with the screw rod, and the screw rod is in threaded connection with the sliding seat;

the test mechanism comprises a lifting seat, a plurality of measuring pins, a mounting plate and a lifting cylinder for driving the measuring pins to lift, wherein the mounting plate is mounted on the mounting plate, two sides of the mounting plate are fixed on the connecting plates, the connecting plates are fixed on the sliding seat, the lifting cylinder is connected with the lifting seat, the lifting seat is provided with a plurality of measuring pins, the measuring pins penetrate through the mounting plate to contact with a circuit board, the lifting cylinder drives the lifting seat to lift, the lifting seat is provided with a plurality of measuring pins, and the measuring pins penetrate through the mounting plate to contact with the circuit board, so that the circuit board is detected, the manpower is reduced, and the detection efficiency is improved.

Further, the pressing plate is provided with a positioning hole, the carrier plate is provided with a positioning column matched with the positioning hole, and the pressing plate is provided with a limiting protrusion to prevent the circuit board from being separated from the accommodating groove.

Further, the carrier plate is provided with a yielding hole corresponding to the measuring pin.

Further, a sliding block is fixed below the lifting seat, the sliding block is provided with a sliding groove, the sliding seat is fixed with a guide block, and the guide block is provided with a sliding rail matched with the sliding groove.

Further, hold-down mechanism is equipped with to the top of clamp plate, hold-down mechanism includes hold-down plate, fixed plate and drive hold-down plate hold-down cylinder compresses tightly the clamp plate, the hold-down plate with the hold-down cylinder is connected, the hold-down cylinder is fixed in the fixed plate, the fixed plate is fixed in the frame, the hold-down cylinder drives the hold-down plate and pushes down, compresses tightly the clamp plate, prevents that the circuit board in the holding groove from shifting, guarantees the accuracy that the measuring needle detected.

Further, the CCD camera is mounted on a mounting block, the mounting block is mounted on a mounting rod, and the mounting rod is fixed on the frame.

Further, the mounting block extends outwardly to form two clamping arms, the mounting bar is located between the two clamping arms, and a bolt passes through the two clamping arms to clamp the mounting bar.

The beneficial effects of the utility model are at least as follows:

the upper surface of the carrier plate is recessed to form a plurality of accommodating grooves for accommodating the circuit board, the test mechanism comprises a lifting seat, a plurality of measuring pins, a mounting plate and a lifting cylinder for driving the measuring pins to lift, the carrier plate is mounted on the mounting plate, the lifting cylinder drives the lifting seat to lift, the lifting seat is provided with the plurality of measuring pins, and the measuring pins penetrate through the mounting plate to be in contact with the circuit board, so that the circuit board is detected, the manpower is reduced, and the detection efficiency is improved;

the pressing mechanism comprises a pressing plate, a fixing plate and a pressing cylinder for driving the pressing plate to press the pressing plate, wherein the pressing cylinder drives the pressing plate to press down to press the pressing plate, so that the circuit board in the accommodating groove is prevented from shifting, and the accuracy of the detection of the measuring needle is ensured;

the CCD camera is positioned above the carrier plate, so that whether a circuit board is placed in each accommodating groove of the carrier plate or not can be conveniently detected, the CCD camera is arranged on the mounting block, the mounting block outwards extends to form two clamping arms, the mounting rod is positioned between the two clamping arms, and the bolt penetrates through the two clamping arms to clamp the mounting rod, so that the height of the CCD camera can be conveniently adjusted.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the utility model at A of FIG. 1;

FIG. 3 is a schematic view of the horizontal drive mechanism of the present utility model;

FIG. 4 is a schematic diagram of the structure of the testing mechanism of the present utility model;

FIG. 5 is a schematic view of the structure of the carrier plate and the platen of the present utility model;

FIG. 6 is an enlarged view of the utility model at B of FIG. 5;

FIG. 7 is a schematic view of a carrier plate according to the present utility model;

FIG. 8 is a schematic view of the pressing mechanism of the present utility model;

the parts in the drawings are marked as follows:

1. a carrier plate; 11. a receiving groove; 12. a pressing plate; 121. positioning holes; 122. a limit protrusion; 13. positioning columns; 14. a relief hole; 2. a horizontal driving mechanism; 21. a sliding seat; 22. a screw rod; 23. a horizontal driving motor; 3. a testing mechanism; 31. a lifting seat; 32. a measuring needle; 33. a mounting plate; 34. lifting a cylinder; 35. a connecting plate; 36. a sliding block; 37. a guide block; 4. a CCD camera; 41. a mounting block; 411. a clamping arm; 42. a mounting rod; 5. a frame; 6. a compressing mechanism; 61. a compacting plate; 62. a fixing plate; 63. and (5) pressing down the cylinder.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Examples: the circuit board testing equipment comprises a carrier plate 1, a horizontal driving mechanism 2, a testing mechanism 3 and a CCD camera 4, wherein the carrier plate 1 is arranged on the testing mechanism 3, the testing mechanism 3 is arranged on the horizontal driving mechanism 2, and the CCD camera 4 is positioned above the carrier plate 1;

as shown in fig. 5 and 7, the upper surface of the carrier plate 1 is recessed to form a plurality of accommodating grooves 11 for accommodating circuit boards, and a pressing plate 12 is arranged above the circuit boards;

as shown in fig. 3, the horizontal driving mechanism 2 includes a sliding seat 21, a screw rod 22 and a horizontal driving motor 23, the horizontal driving motor 23 is fixed on the frame 5, the horizontal driving motor 23 is connected with the screw rod 22, and the screw rod 22 is in threaded connection with the sliding seat 21;

as shown in fig. 4, the test mechanism 3 includes a lifting seat 31, a plurality of pins 32, a mounting plate 33, and a lifting cylinder 34 for driving the pins 32 to lift, the carrier plate 1 is mounted on the mounting plate 33, two sides of the mounting plate 33 are fixed on a connecting plate 35, the connecting plate 35 is fixed on the sliding seat 21, the lifting cylinder 34 is connected with the lifting seat 31, the lifting seat 31 is provided with a plurality of pins 32, and the pins 32 penetrate through the mounting plate 33 to contact with a circuit board.

In particular, the stylus 32 is connected to a power source.

The probe 32 is a probe 32 having an elastic retraction function of a spring, and the probe 32 is a prior art, so that details are omitted.

As shown in fig. 6, the pressing plate 12 is provided with a positioning hole 121, the carrier plate 1 is provided with a positioning post 13 matched with the positioning hole 121, and the pressing plate 12 is provided with a limit protrusion 122 to prevent the circuit board from being separated from the accommodating groove 11.

The carrier plate 1 is provided with a relief hole 14 corresponding to the stylus 32.

The lower part of the lifting seat 31 is fixed with a sliding block 36, the sliding block 36 is provided with a sliding groove, the sliding seat 21 is fixed with a guide block 37, and the guide block 37 is provided with a sliding rail matched with the sliding groove.

The pressing mechanism 6 is arranged above the pressing plate 12, as shown in fig. 8, the pressing mechanism 6 includes a pressing plate 61, a fixing plate 62, and a pressing cylinder 63 for driving the pressing plate 61 to press the pressing plate 12, the pressing plate 61 is connected with the pressing cylinder 63, the pressing cylinder 63 is fixed on the fixing plate 62, and the fixing plate 62 is fixed on the frame 5.

The CCD camera 4 is mounted on a mounting block 41, the mounting block 41 is mounted on a mounting rod 42, and the mounting rod 42 is fixed to the frame 5.

As shown in fig. 2, the mounting block 41 extends outwardly to form two clamping arms 411, the mounting bar 42 is located between the two clamping arms 411, and bolts pass through the two clamping arms 411 to clamp the mounting bar 42.

The working principle of the utility model is as follows: the circuit board is manually placed in the accommodating groove of the carrier plate, the horizontal driving motor drives the screw rod to drive the sliding seat to slide, whether the circuit board is placed in each accommodating groove of the carrier plate or not is detected through the CCD camera below, then the circuit board is moved to the lower part of the pressing mechanism, the pressing cylinder drives the pressing plate to press the pressing plate, then the lifting cylinder drives the lifting seat to lift, the lifting seat is provided with a plurality of measuring pins, and the measuring pins penetrate through the contact of the mounting plate and the circuit board, so that the circuit board is detected, the manpower is reduced, and the detection efficiency is improved.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. A circuit board test device is characterized in that: the device comprises a carrier plate (1), a horizontal driving mechanism (2), a testing mechanism (3) and a CCD camera (4), wherein the carrier plate is arranged on the testing mechanism, the testing mechanism is arranged on the horizontal driving mechanism, and the CCD camera is positioned above the carrier plate;

the upper surface of the carrier plate is recessed to form a plurality of accommodating grooves (11) for accommodating the circuit board, and a pressing plate (12) is arranged above the circuit board;

the horizontal driving mechanism comprises a sliding seat (21), a screw rod (22) and a horizontal driving motor (23), wherein the horizontal driving motor is fixed on the frame (5) and is connected with the screw rod, and the screw rod is in threaded connection with the sliding seat;

the test mechanism comprises a lifting seat (31), a plurality of measuring pins (32), a mounting plate (33) and a lifting cylinder (34) for driving the measuring pins to lift, wherein the mounting plate is mounted on the mounting plate, two sides of the mounting plate are fixed on a connecting plate (35), the connecting plate is fixed on the sliding seat, the lifting cylinder is connected with the lifting seat, the lifting seat is provided with the measuring pins, and the measuring pins penetrate through the mounting plate to contact with the circuit board.

2. The board testing apparatus according to claim 1, wherein: the clamp plate is equipped with locating hole (121), the support plate be equipped with locating hole assorted reference column (13), the clamp plate is equipped with spacing arch (122) in order to prevent that the circuit board from breaking away from the holding tank.

3. The board testing apparatus according to claim 1, wherein: the carrier plate is provided with a yielding hole (14) corresponding to the measuring pin.

4. The board testing apparatus according to claim 1, wherein: the lower part of the lifting seat is fixed with a sliding block (36), the sliding block is provided with a sliding groove, the sliding seat is fixed with a guide block (37), and the guide block is provided with a sliding rail matched with the sliding groove.

5. The board testing apparatus according to claim 1, wherein: the upper side of clamp plate is equipped with hold-down mechanism (6), hold-down mechanism includes clamp plate (61), fixed plate (62) and drive hold-down cylinder (63) of clamp plate hold-down plate, the clamp plate with the cylinder is connected down, the cylinder is fixed in down the fixed plate, the fixed plate is fixed in the frame.

6. The board testing apparatus according to claim 1, wherein: the CCD camera is mounted on a mounting block (41), the mounting block is mounted on a mounting rod (42), and the mounting rod is fixed on the frame.

7. The circuit board testing apparatus according to claim 6, wherein: the mounting blocks extend outwardly to form two clamping arms (411) with the mounting bar therebetween and bolts pass through the two clamping arms to clamp the mounting bar.