CN217639397U

CN217639397U - High-efficient detection device of PCB integrated circuit board

Info

Publication number: CN217639397U
Application number: CN202221006963.9U
Authority: CN
Inventors: 郭玉栋; 徐楠华; 李大港
Original assignee: Joint Stars Technology Co ltd
Current assignee: Joint Stars Technology Co ltd
Priority date: 2022-04-28
Filing date: 2022-04-28
Publication date: 2022-10-21
Anticipated expiration: 2032-04-28

Abstract

The utility model discloses a PCB board card high-efficiency detection device, including the detection frame, the epoxy board layer that is used for PCB board card location is equipped with on the detection frame level, be equipped with the locating hole that is unanimous with PCB board card needle file quantity on the epoxy board layer, the detection frame is equipped with the first quick clamp that is used for PCB board card to compress tightly in one side of epoxy board layer, correspondingly impress the needle file of PCB board card in the locating hole, be equipped with the probe in the locating hole, the below of epoxy board layer is equipped with the copper that communicates all probes, be equipped with the second quick clamp that is used for promoting the copper to reciprocate below the copper, when detecting, the second quick clamp promotes the copper and shifts up, compress the probe, accomplish with the intercommunication of PCB board needle file on the board card; the utility model discloses can carry out the detection of all needle file positions on the PCB integrated circuit board, it is efficient, every probe autonomous working is convenient for change and maintain simultaneously, reduction equipment cost.

Description

High-efficient detection device of PCB integrated circuit board

Technical Field

The utility model relates to a PCB integrated circuit board detects technical field, concretely relates to high-efficient detection device of PCB integrated circuit board.

Background

The existing PCB board card (with a needle seat) maintenance scheme has an intuitive visual method, a resistance method, a voltage method and the like. Visual inspection: the PCBA board is inspected and found to be faulty through visual inspection, olfactory inspection, auditory inspection and tactile inspection. Resistance method: the universal meter is used for detecting whether the resistance value of a resistor patch element in the circuit is correct, detecting whether the capacitor is disconnected, broken or leaked, and detecting whether the crystal diode and the transistor are normal. Voltage method: the direct-current voltage gear of the multimeter is used for detecting whether the static working voltage of the power supply and the transistor is correct or not, if the reason is not found correctly, the alternating-current voltage value can be detected at the same time. The conventional PCB board card overhauling methods have the problems of low efficiency, false detection and the like. And the existing detection equipment probes are mostly in a fixed form, and when part of the probes are damaged, the probes need to be integrally replaced, so that the equipment cost is increased, and the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The technical purpose is as follows: to current PCB integrated circuit board detection efficiency low, detect intensity of labour big not enough, the utility model discloses a can detect the multiunit check point simultaneously, efficient, the high-efficient detection device of PCB integrated circuit board of using manpower sparingly input.

The technical scheme is as follows: in order to achieve the technical purpose, the utility model adopts the following technical scheme:

the utility model provides a high-efficient detection device of PCB integrated circuit board, including the test rack, be equipped with the epoxy sheet layer that is used for PCB integrated circuit board location at the test rack upper level, be equipped with on the epoxy sheet layer with PCB integrated circuit board on the locating hole that needle file quantity is unanimous, the test rack is equipped with the first quick clamp that is used for the PCB integrated circuit board to compress tightly in one side of epoxy sheet layer, correspond the locating hole of impressing with the needle file of PCB integrated circuit board, be equipped with the probe in the locating hole, the below on epoxy sheet layer is equipped with the copper of intercommunication all probes, it presss from both sides fast to be used for promoting the second that the copper reciprocated to be equipped with in the below of copper, when examining, the second presss from both sides fast and promotes the copper and shifts up, compress the probe, accomplish the intercommunication with PCB integrated circuit board on the needle file.

Preferably, the utility model discloses be equipped with the insulation board that is used for the auxiliary stay between quick clamp of second and copper, set up the chuck that floats between the chuck that insulation board lower surface and second pressed from both sides fast, the chuck threaded connection that floats chuck and second pressed from both sides fast rotates the chuck that floats and carries out height control.

Preferably, the utility model discloses be equipped with on the epoxy sheet layer and be used for reciprocating the guiding mechanism who leads to the insulation board, guiding mechanism wears to be equipped with the guiding axle including fixing the linear bearing on the epoxy sheet layer with one heart in the linear bearing, and the guiding axle lower extreme passes behind the epoxy sheet layer with insulation board fixed connection, and linear bearing is worn out to the upper end, is equipped with in the upper end of guiding axle to be used for the spacing collar of guiding axle sliding distance.

Preferably, the utility model discloses an epoxy sheet layer includes first epoxy board and fixes second epoxy board, third epoxy board in the first epoxy board below in proper order through the bolt, and the both ends of first epoxy board are fixed on the test rack, and the size of second epoxy board and third epoxy board matches with the size of copper plate.

Preferably, the utility model discloses an upper surface of first epoxy is equipped with and is used for carrying out the uide pin that leads to the installation of PCB integrated circuit board.

Preferably, the utility model discloses a detection frame includes that bottom plate and symmetry set up the backup pad in the bottom plate both sides, is equipped with the connection gusset between two backup pads, and the upper surface of connecting the gusset is equipped with the reinforcing plate that is used for supporting first quick clamp.

Preferably, the first quick clamp of the present invention comprises a first support, a rotating rod, a first clamping head and a first handle, wherein one end of the rotating rod is hinged with the first support, and the first clamping head is installed on the rotating rod along the direction perpendicular to the axis of the rotating rod; the lower end of the first handle is hinged with the first support, the middle part of the first handle is connected with the middle part of the rotating rod through a first connecting rod, one end of the first connecting rod is hinged with the rotating rod, the other end of the first connecting rod is hinged with the first handle, and an included angle between the first connecting rod and one end of the rotating rod, which is provided with the first chuck, is an obtuse angle; and pulling the first handle to drive the rotating rod to rotate and drive the first chuck to perform the actions of compressing, positioning and loosening the PCB.

Preferably, the second quick clamp of the present invention comprises a second support, a second chuck and a second handle, wherein a support arm is vertically arranged on the side surface of the second support, a guide ring is arranged on the upper portion of the support arm, and the second chuck is arranged in the guide ring in a penetrating manner and slides up and down along the guide ring under the driving of the second handle; the end part of the second handle is coaxially hinged with a second connecting rod and a third connecting rod, the other end of the second connecting rod is hinged with the lower end of the second chuck, and the other end of the third connecting rod is hinged with the lower part of the supporting arm.

Preferably, the utility model discloses the upper surface gilding of copper.

Has the beneficial effects that: the utility model provides a high-efficient detection device of PCB integrated circuit board has following beneficial effect:

1. the utility model discloses a locating hole carries out the direction of probe on the epoxy sheet layer, accomplishes being connected of needle file on copper and the PCB integrated circuit board, detects when can accomplishing a plurality of needle files on the PCB integrated circuit board simultaneously, improves detection efficiency, reduces intensity of labour.

2. The utility model discloses a probe setting is in the locating hole on epoxy sheet layer, and the lower extreme supports through the copper, and when the probe damaged, only need to change the probe of damage part, compare in the mode that originally needs whole change all probes, reduce the equipment maintenance cost.

3. The utility model discloses a chuck threaded connection that unsteady chuck and second pressed from both sides fast presss from both sides when the second presss from both sides tightly fast, can carry out the adaptability adjustment according to the detection demand in real time through the floating chuck adjustment height of rotating change packing force.

4. The utility model discloses being equipped with guiding mechanism on the epoxy board layer, utilizing linear bearing and guiding axle to lead reciprocating of copper, guarantee the stationarity that copper direction of height removed, avoid appearing dislocation influence testing result.

5. The utility model discloses the great first epoxy board of epoxy sheet layer usable floor area is connected with the test rack, loops through the below of bolt fastening at first epoxy board with copper size unanimous second epoxy board and third epoxy board, and this kind of structural style can reduce the quantity of epoxy board, reduces equipment cost, can guarantee the detection demand simultaneously.

6. The utility model discloses the upper surface of copper gilds, strengthens the conductivity.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

FIG. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a diagram illustrating a first quick release state of the present invention;

fig. 4 is a view of the first rapid clamp clamping state of the present invention;

FIG. 5 is a diagram illustrating a second release state of the quick clamp according to the present invention;

FIG. 6 is a view showing a clamping state of the second quick clamp according to the present invention;

FIG. 7 is a schematic diagram of the PCB board inspection of the present invention;

the device comprises a detection frame 1, a first quick clamp 2, a copper plate 3, a second quick clamp 4, an insulating plate 5, a floating chuck 6, a linear bearing 7, a guide shaft 8, a limiting ring 9, a first epoxy plate 10, a second epoxy plate 11, a third epoxy plate 12, a guide pin 13, a bottom plate 14, a support plate 15, a connecting rib plate 16, a reinforcing plate 17, a first support 18, a rotating rod 19, a first chuck 20, a first handle 21, a first connecting rod 22, a second support 23, a second chuck 24, a second handle 25, a support arm 26, a guide ring 27, a second connecting rod 28 and a third connecting rod 29.

Detailed Description

The present invention will be more fully described by way of a preferred embodiment in conjunction with the accompanying drawings, which are not intended to limit the scope of the invention.

As shown in fig. 1 and fig. 2 the utility model discloses a high-efficient detection device of PCB integrated circuit board, including

test rack

1, 1 the higher authority of test rack is equipped with the epoxy sheet layer that is used for the location of PCB integrated circuit board, be equipped with the locating hole unanimous with needle file quantity on the PCB integrated circuit board on the epoxy sheet layer, the test rack is equipped with the first quick clamp 2 that is used for the PCB integrated circuit board to compress tightly in one side of epoxy sheet layer, correspond the needle file of PCB integrated circuit board in the locating hole of impressing, be equipped with the probe in the locating hole, the below on epoxy sheet layer is equipped with the copper 3 of all probes of intercommunication, be equipped with the second that is used for promoting the copper and reciprocates and press from both sides 4 fast in the below of copper 3, when examining, the second presss from both sides 4 fast and promotes copper 3 and move upward, with the probe compression, accomplish with the intercommunication of the needle file on the PCB integrated circuit board.

The probe is in a movable state in the positioning hole, the bottom of the probe is supported by the copper plate 3, the upper part of the probe is in the positioning hole, when the needle seat of the PCB board card is detected, the PCB board card is guided by the guide pin 13 on the first epoxy plate 10 and is tightly pressed and attached to the upper surface of the epoxy plate layer by the first quick clamp 2, the needle seat enters the corresponding positioning hole, the probe is pushed to move upwards along with the upward movement of the copper plate 3, the upper end of the probe is in contact with the needle seat, the probe contracts under pressure, two ends of the probe are respectively abutted against the surfaces of the needle seat and the copper plate 3 and are completely communicated, after the PCB board card is electrified, the different point positions are enabled to form a loop with the needle seat, the probe and the copper plate by controlling loop switch cards of the different point positions, and then whether the loop has good conductivity is judged by the voltage of two ends of a resistor in the loop; in order to improve the conduction performance, the utility model discloses in the upper surface gilding of copper 3.

In a specific embodiment, the detection frame 1 of the present invention comprises a bottom plate 14 and support plates 15 symmetrically arranged at two sides of the bottom plate 14, a connection rib plate 16 is arranged between the two support plates, and a reinforcing plate 17 for supporting the first quick clamp 2 is arranged on the upper surface of the connection rib plate 16; because the probe is very thin, for guaranteeing sufficient direction and compression stroke, avoid the probe to damage, the utility model discloses epoxy sheet layer need keep sufficient thickness, but because only need reach sufficient thickness requirement at the detection area, for reducing the material input, the utility model discloses an epoxy sheet layer includes first epoxy board 10 and fixes second epoxy board 11, third epoxy board 12 in first epoxy board 10 below in proper order through the bolt, and the both ends of first epoxy board 10 are fixed on detecting frame 1, and the size of second epoxy board 11 and third epoxy board 12 and the size phase-match of copper 3 can reduce epoxy board's quantity, reach the purpose that reduces equipment cost.

Simultaneously, because there is the length difference in the needle file length of different PCB integrated circuit boards, damage under too high pressure for avoiding the probe, the utility model discloses a second presss from both sides fast and is equipped with the insulation board 5 that is used for the auxiliary stay between 4 and the

copper

3, and 5 lower surfaces of insulation board and second press from both sides fast and set up unsteady chuck 6 between 4 chucks, and unsteady chuck 6 presss from both sides the chuck threaded connection of 4 with the second fast, rotates unsteady chuck 6 and carries out height control, and then the decrement of adjustment probe.

The utility model discloses still be equipped with on the epoxy sheet layer and be used for reciprocating the guiding mechanism who leads to insulation board 5, guiding mechanism wears to be equipped with guiding axle 8 including fixing linear bearing 7 on the epoxy sheet layer with one heart in linear bearing 7, 8 lower extremes of guiding axle pass the epoxy sheet layer after with insulation board 5 fixed connection, and linear bearing 7 is worn out to the upper end, is equipped with in the upper end of guiding axle 8 and is used for 8 spacing collars 9 of sliding distance of guiding axle, and the diameter of spacing collars 9 is greater than linear bearing 7's hole diameter. When the second quick clamp pushes the copper plate 3 to move up and down, the guide shaft 8 slides up and down in the linear bearing 7, and when the guide shaft 8 slides down, the limiting ring 9 controls the maximum downward movement distance of the guide shaft 8.

As shown in fig. 3-6, the present invention provides a specific first quick clamp 2 and a specific second quick clamp 4; the first quick clamp 2 of the utility model comprises a first support 18, a rotating rod 19, a first clamping head 20 and a first handle 21, wherein one end of the rotating rod 19 is hinged with the first support 18, and the first clamping head 20 is arranged on the rotating rod 19 along the direction vertical to the axis of the rotating rod 19; the lower end of the first handle 21 is hinged with the first support 18, the middle part of the first handle 21 is connected with the middle part of the rotating rod 19 through a first connecting rod 22, one end of the first connecting rod 22 is hinged with the rotating rod 19, the other end of the first connecting rod 22 is hinged with the first handle 21, and an included angle between the first connecting rod 22 and one end of the rotating rod 19, which is provided with a first chuck, is an obtuse angle; the first handle 21 is pulled to drive the rotating rod 19 to rotate, and the first chuck 20 is driven to perform the compressing, positioning and loosening actions of the PCB.

The first quick clamp 2 is in a released and clamped state as shown in fig. 3 and 4, and according to the direction shown in the figure, the first handle 21 is pulled anticlockwise, the rotating rod 19 is pulled through the first connecting rod 22 to rotate anticlockwise around the hinge joint of the rotating rod and the first support 18, and the first clamping head 20 is driven to open; when the PCB card needs to be clamped, the first handle 21 is rotated clockwise, the rotating rod 19 is pushed to rotate clockwise through the first connecting rod 22, the first chuck 20 is rotated to a vertical angle, and the PCB card is pressed on the first epoxy board 10.

The second quick clamp 4 comprises a second support 23, a second chuck 24 and a second handle 25, a support arm 26 is vertically arranged on the side surface of the second support 23, a guide ring 27 is arranged on the upper part of the support arm 26, the second chuck 24 is arranged in the guide ring 27 in a penetrating way, and slides up and down along the guide ring 27 under the driving of the second handle 25; the end of the second handle 25 is coaxially hinged with a second connecting rod 28 and a third connecting rod 29, the other end of the second connecting rod 28 is hinged with the lower end of the second chuck 24, and the other end of the third connecting rod 29 is hinged with the lower part of the supporting arm 26.

The second quick clamp 4 is in a loosening and clamping state as shown in fig. 5 and 6, the second handle 25 is pulled counterclockwise according to the direction shown in the figure, the second connecting rod 28 pulls the second chuck 24 to slide downwards along the guide ring 27, the insulating plate 5 and the copper plate 3 are driven to move downwards, and the probe is in a loosening state; during detection, the second handle 25 is rotated clockwise, the second chuck 24 is pushed by the second connecting rod 28 to move upwards along the guide ring 27, and then the copper plate is pushed to push the probe upwards and compress, so that connection with the needle seat is completed.

The utility model discloses when using, as shown in fig. 7, pack into the uide pin 13 on the first epoxy board 10 of PCB board card, make the needle file be in the locating hole, press from both sides tight first quick clamp 2, first chuck 20 compresses tightly on the boss of PCB integrated circuit board both sides, then press from both sides tight second quick clamp 4, drive the copper rebound of insulation board and gilding, the probe shifts up in step, be compressed behind the needle file of PCB integrated circuit board at the top contact of probe, with the copper with to switching on, open the power at last, carry out the detection of PCB integrated circuit board.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims

1. The utility model provides a high-efficient detection device of PCB integrated circuit board, a serial communication port, including test rack (1), it is equipped with the epoxy sheet layer that is used for the location of PCB integrated circuit board to go up the level in test rack (1), be equipped with on the epoxy sheet layer with PCB integrated circuit board on the needle file quantity consistent locating hole, the test rack is equipped with first quick clamp (2) that are used for the PCB integrated circuit board to compress tightly in one side of epoxy sheet layer, correspond the needle file of PCB integrated circuit board in the locating hole of impressing, be equipped with the probe in the locating hole, the below on epoxy sheet layer is equipped with copper (3) of all probes of intercommunication, it presss from both sides (4) fast to be used for promoting the second that the copper reciprocated to be equipped with in the below of copper (3), when examining, the second presss from both sides (4) fast and promotes copper (3) and shifts up, with the probe compression, accomplish and the intercommunication of needle file on the PCB integrated circuit board.

2. The PCB board efficient detection device according to claim 1, wherein an insulating plate (5) for auxiliary support is arranged between the second quick clamp (4) and the copper plate (3), a floating chuck (6) is arranged between the lower surface of the insulating plate (5) and a chuck of the second quick clamp (4), the floating chuck (6) is in threaded connection with the chuck of the second quick clamp (4), and the floating chuck (6) is rotated to adjust the height.

3. The PCB board efficient detection device according to claim 2, characterized in that a guide mechanism for guiding the up-and-down movement of the insulation board (5) is arranged on the epoxy board layer, the guide mechanism comprises a linear bearing (7) fixed on the epoxy board layer, a guide shaft (8) is concentrically arranged in the linear bearing (7) in a penetrating manner, the lower end of the guide shaft (8) penetrates through the epoxy board layer and then is fixedly connected with the insulation board (5), the upper end of the guide shaft (8) penetrates out of the linear bearing (7), and a limiting ring (9) used for limiting the sliding distance of the guide shaft (8) is arranged at the upper end of the guide shaft (8).

4. The PCB board efficient detection device according to any one of claims 1 to 3, wherein the epoxy board layer comprises a first epoxy board (10), and a second epoxy board (11) and a third epoxy board (12) which are fixed below the first epoxy board (10) in sequence through bolts, two ends of the first epoxy board (10) are fixed on the detection frame (1), and the sizes of the second epoxy board (11) and the third epoxy board (12) are matched with the size of the copper board (3).

5. The PCB board efficient detection device according to claim 4, wherein the upper surface of the first epoxy board (10) is provided with a guide pin (13) for guiding installation of the PCB board.

6. The PCB board efficient detection device according to claim 1, wherein the detection frame (1) comprises a bottom plate (14) and support plates (15) symmetrically arranged on two sides of the bottom plate (14), a connection rib plate (16) is arranged between the two support plates, and a reinforcing plate (17) used for supporting the first quick clamp (2) is arranged on the upper surface of the connection rib plate (16).

7. The PCB efficient detection device of claim 1 or 6, wherein the first quick clamp (2) comprises a first support (18), a rotating rod (19), a first chuck (20) and a first handle (21), one end of the rotating rod (19) is hinged with the first support (18), and the first chuck (20) is installed on the rotating rod (19) along the direction perpendicular to the axis of the rotating rod (19); the lower end of the first handle (21) is hinged with the first support (18), the middle part of the first handle (21) and the middle part of the rotating rod (19) are connected through a first connecting rod (22), one end of the first connecting rod (22) is hinged with the rotating rod (19), the other end of the first connecting rod (22) is hinged with the first handle (21), and an included angle formed by the first connecting rod (22) and one end, provided with a first chuck, of the rotating rod (19) is an obtuse angle; and pulling the first handle (21) to drive the rotating rod (19) to rotate, and driving the first chuck (20) to perform compressing, positioning and loosening actions of the PCB.

8. The PCB board efficient detection device according to claim 1 or 6, wherein the second quick clamp (4) comprises a second support (23), a second chuck (24) and a second handle (25), a support arm (26) is vertically arranged on the side surface of the second support (23), a guide ring (27) is arranged on the upper portion of the support arm (26), the second chuck (24) is arranged in the guide ring (27) in a penetrating manner, and the second chuck slides up and down along the guide ring (27) under the driving of the second handle (25); a second connecting rod (28) and a third connecting rod (29) are coaxially hinged to the end part of the second handle (25), the other end of the second connecting rod (28) is hinged to the lower end of the second chuck (24), and the other end of the third connecting rod (29) is hinged to the lower part of the supporting arm (26).

9. The PCB board card high-efficiency detection device as claimed in claim 1, wherein the upper surface of the copper plate (3) is plated with gold.