CN212364509U

CN212364509U - BGA substrate test rack

Info

Publication number: CN212364509U
Application number: CN202021352479.2U
Authority: CN
Inventors: 谢正军; 刘毓青
Original assignee: Shenzhen Jinbacheng Electronics Co ltd
Current assignee: Shenzhen Jinbacheng Electronics Co ltd
Priority date: 2020-07-10
Filing date: 2020-07-10
Publication date: 2021-01-15
Anticipated expiration: 2030-07-10

Abstract

The utility model provides a BGA substrate testing frame, which comprises a main machine body, a supporting plate arranged on the upper part of the main machine body, an air pump mechanism arranged on the supporting plate, and a controller, a power supply assembly and a vacuum generator which are arranged inside the main machine body; a detection carrier plate for bearing and placing a BGA substrate to be detected is arranged at the upper part of the main machine body, and a detection plate is arranged at the bottom of the detection carrier plate; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate; the air pump mechanism comprises an air pump body and a pressing plate connected with an output shaft of the air pump body; the pressing plate corresponds to the detection carrier plate in position and is matched with the detection carrier plate in shape; in the practical application process, the BGA substrate to be tested is placed on the detection support plate, then the air pump mechanism is controlled to operate by pressing the control button, the air pump body drives the support plate to move downwards, the BGA substrate to be tested is extruded, and electric conduction is achieved.

Description

BGA substrate test rack

[ technical field ]

The utility model relates to a circuit board test equipment technical field especially relates to a structural design is reasonable, detects BGA base plate test jig that the reliability is high.

[ background art ]

With the rapid development of electronic technology, the yield of printed circuit boards (PCBA carriers) widely used in various electronic devices is greatly increased, and technicians need to quickly determine the short circuit and open circuit faults of gold wires on a backplane or locate the gold wires that exceed the standards.

At present, most of BGA substrate detection devices are manually detected, and detection of a workpiece needs to be completed by cutting, taking materials, placing materials, contacting a contact component with a piece to be detected, adjusting a detection switch to sequentially detect items to be detected, manually reading and recording detection values, lifting the contact component and disassembling the piece to be detected; the above procedures are complicated, the labor intensity of detection personnel is high, the detection time consumption is long, the detection efficiency is low, the batch production of the BGA substrate is restricted, the manual detection cost is high, the detection personnel are easy to fatigue, the detection quality is difficult to guarantee, and the production requirements cannot be met.

In order to solve the above problems, it is necessary to improve and improve the existing devices to manufacture a BGA substrate testing jig which has high testing efficiency, large testing quantity and is automatic.

[ contents of utility model ]

For overcoming the problem that prior art exists, the utility model provides a structural design is reasonable, detects the BGA base plate test jig that the reliability is high.

The utility model provides a technical problem to solve the scheme that provides a BGA base plate test jig, including the host computer body, set up in the backup pad of host computer body upper portion, erect the air pump mechanism on the backup pad and set up in controller, power supply module and the vacuum generator of the host computer body inside; a detection carrier plate for bearing and placing a BGA substrate to be detected is arranged at the upper part of the main machine body, and a detection plate is arranged at the bottom of the detection carrier plate; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate; the air pump mechanism comprises an air pump body and a pressing plate connected with an output shaft of the air pump body; the pressing plate corresponds to the detection carrier plate in position and is matched with the detection carrier plate in shape; the outer side of the main machine body is also provided with a control button for controlling the operation of equipment; the control button, the air pump mechanism, the power supply assembly, the vacuum generator, the detection support plate and the controller are electrically connected.

Preferably, the left side and the right side of the main body are further provided with heat dissipation windows, and the inner sides of the heat dissipation windows are fixedly provided with miniature heat dissipation fans; the miniature heat radiation fan is electrically connected with the controller.

Preferably, the left side and the right side of the detection plate are extended with indication plates for detection indication; the indicating plates are symmetrically arranged and are positioned in the middle parts of the left side and the right side of the detection plate.

Preferably, the gas pump body is fixed at the middle part of the supporting plate through screws; and the supporting plate is positioned at the rear side of the upper part of the main machine body.

Preferably, the two ends of the pressing plate are provided with limiting holes, and limiting spring rods used for guaranteeing the up-and-down movement stability of the pressing plate are arranged in the limiting holes.

Preferably, the front of the main body is further provided with a signal display screen for displaying the running state information.

Preferably, the main machine body is of a square structure as a whole; and the rear part of the main machine body is provided with a socket for communication connection with an external system.

Preferably, a detection display screen for visually displaying detection information is further arranged on one side of the main body; the detection display screen is electrically connected with the controller, and the detection display screen is connected with the side part of the host machine body through a connecting plate.

Preferably, a sound generating device for performing voice prompt on the detection completion state is further arranged inside the main body.

Preferably, the side part of the main machine body is further provided with a regulating valve for regulating the pressure of the air pump body.

Compared with the prior art, the BGA substrate test rack of the utility model is provided with a main machine body 11, a support plate 12 arranged on the upper part of the main machine body 11, an air pump mechanism 13 arranged on the support plate 12, and a controller, a power supply assembly and a vacuum generator arranged inside the main machine body 11, wherein the upper part of the main machine body 11 is provided with a detection support plate 15 for bearing and placing a BGA substrate to be detected, and the bottom of the detection support plate 15 is provided with a detection plate; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate 15; air pump mechanism 13 include the gas pump body and with clamp plate 14 that the output shaft of the gas pump body is connected, clamp plate 14 with the position of detecting support plate 15 corresponds, the shape matches, and in the practical application process, to await measuring the BGA base plate place in after on detecting support plate 15, through pressing control button 112, control air pump mechanism 13 operation, the air pump body drives clamp plate 14 and moves down, forms the extrusion to the BGA base plate that awaits measuring to realize the electrical property switches on, begin to detect, the structural design of this application is reasonable, and the operation reliability is high, and detection efficiency is high.

[ description of the drawings ]

Fig. 1 and fig. 2 are schematic diagrams of a three-dimensional structure of a BGA substrate test jig of the present invention.

[ detailed description of the invention ]

To make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 and 2, a BGA substrate testing jig 1 of the present invention includes a main body 11, a supporting plate 12 disposed on an upper portion of the main body 11, an air pump mechanism 13 mounted on the supporting plate 12, and a controller, a power supply assembly, and a vacuum generator disposed inside the main body 11; a detection carrier plate 15 for bearing and placing a BGA substrate to be detected is arranged at the upper part of the main machine body 11, and a detection plate is arranged at the bottom of the detection carrier plate 15; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate 15; the air pump mechanism 13 comprises an air pump body and a pressure plate 14 connected with an output shaft of the air pump body; the pressing plate 14 corresponds to the detection carrier plate 15 in position and is matched with the detection carrier plate in shape; a control button 112 for controlling the operation of the device is further arranged on the outer side of the main body 11; the control button 112, the air pump mechanism 13, the power supply assembly, the vacuum generator and the detection support plate 15 are electrically connected with the controller.

According to the BGA substrate detection device, a main machine body 11, a supporting plate 12 arranged on the upper portion of the main machine body 11, an air pump mechanism 13 erected on the supporting plate 12, a controller, a power supply assembly and a vacuum generator are arranged in the main machine body 11, a detection carrier plate 15 used for bearing and placing a BGA substrate to be detected is arranged on the upper portion of the main machine body 11, and a detection plate is arranged at the bottom of the detection carrier plate 15; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate 15; air pump mechanism 13 include the gas pump body and with clamp plate 14 that the output shaft of the gas pump body is connected, clamp plate 14 with the position of detecting support plate 15 corresponds, the shape matches, and in the practical application process, to await measuring the BGA base plate place in after on detecting support plate 15, through pressing control button 112, control air pump mechanism 13 operation, the air pump body drives clamp plate 14 and moves down, forms the extrusion to the BGA base plate that awaits measuring to realize the electrical property switches on, begin to detect, the structural design of this application is reasonable, and the operation reliability is high, and detection efficiency is high.

The application does not relate to the improvement of software and circuit parts, and each functional part is a conventional technical part in the field and is well known to a person skilled in the art, particularly the technology of a controller for an operation control part of each part and the like, and the application protects the integral structure of the test rack.

Preferably, the left and right side portions of the main body 11 are further provided with heat dissipation windows 113, and the inner sides of the heat dissipation windows 113 are fixedly provided with micro heat dissipation fans; the miniature heat radiation fan is electrically connected with the controller.

Preferably, indicator boards 16 for indicating detection are extended from the left and right sides of the detection board; the indicator boards 16 are symmetrically arranged and are positioned in the middle parts of the left side and the right side of the detection board.

Preferably, the air pump body is fixed at the middle part of the support plate 12 through screws; and the supporting plate 12 is located at the rear side of the upper part of the main body 11.

Preferably, two ends of the pressing plate 14 are provided with limiting holes, and a limiting spring rod 17 (also called a rotating rod) for ensuring the up-and-down movement stability of the pressing plate 14 is arranged in the limiting holes.

Preferably, the front of the main body 11 is further provided with a signal display screen 111 for displaying the operation status information.

Preferably, the main body 11 is a square structure as a whole; a socket for communication connection with an external system is formed at the rear part of the main body 11.

Preferably, a detection display screen for visually displaying detection information is further arranged on one side of the main body 11; the detection display screen is electrically connected with the controller, and the detection display screen is connected with the side part of the main machine body 11 through a connecting plate.

Preferably, a sound generating device for performing a voice prompt on the detection completion state is further disposed inside the main body 11.

Preferably, a regulating valve 18 for regulating the pressure of the air pump body is further disposed at a side portion of the main body 11.

In the actual operation process, survey the PCBA carrier plate, survey before the encapsulation (before the mould pressing), just need to join in marriage the shell of a fixed seat to prevent being damaged by the pressure, survey after the encapsulation (after the mould pressing), 54 divide into two 27, divide into two limits and survey, except that there is the cylinder to inflate inside, 4 boards in addition, a board has 16 jacks and equals 4 at most 16 BGA that can survey, has one button and will push down, because connected computer display, so if test badly will show on the computer screen.

Compared with the prior art, the utility model relates to a BGA substrate test jig 1 is through setting up main engine body 11, setting up in backup pad 12 on the upper portion of main engine body 11, erect air pump mechanism 13 on backup pad 12 and set up in controller, power supply module and the vacuum generator of the inside of main engine body 11 simultaneously, be provided with on the upper portion of main engine body 11 and be used for bearing and placing the detection support plate 15 that detects the BGA substrate, and be provided with the pick-up plate in the bottom of detection support plate 15; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate 15; air pump mechanism 13 include the gas pump body and with clamp plate 14 that the output shaft of the gas pump body is connected, clamp plate 14 with the position of detecting support plate 15 corresponds, the shape matches, and in the practical application process, to await measuring the BGA base plate place in after on detecting support plate 15, through pressing control button 112, control air pump mechanism 13 operation, the air pump body drives clamp plate 14 and moves down, forms the extrusion to the BGA base plate that awaits measuring to realize the electrical property switches on, begin to detect, the structural design of this application is reasonable, and the operation reliability is high, and detection efficiency is high.

The above-mentioned embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims

The BGA substrate test jig is characterized in that: the air pump device comprises a main machine body, a supporting plate arranged on the upper part of the main machine body, an air pump mechanism erected on the supporting plate, a controller, a power supply assembly and a vacuum generator, wherein the controller, the power supply assembly and the vacuum generator are arranged in the main machine body; a detection carrier plate for bearing and placing a BGA substrate to be detected is arranged at the upper part of the main machine body, and a detection plate is arranged at the bottom of the detection carrier plate; a plurality of detection needles are densely arranged in the detection plate, and detection holes for exposing the detection needles are correspondingly formed in the detection carrier plate; the air pump mechanism comprises an air pump body and a pressing plate connected with an output shaft of the air pump body; the pressing plate corresponds to the detection carrier plate in position and is matched with the detection carrier plate in shape; the outer side of the main machine body is also provided with a control button for controlling the operation of equipment; the control button, the air pump mechanism, the power supply assembly, the vacuum generator, the detection support plate and the controller are electrically connected.
2. The BGA substrate test rack of claim 1, wherein: the left side and the right side of the main machine body are also provided with heat dissipation windows, and the inner sides of the heat dissipation windows are fixedly provided with miniature heat dissipation fans; the miniature heat radiation fan is electrically connected with the controller.
3. The BGA substrate test rack of claim 1, wherein: indicator boards for detection indication extend from the left side and the right side of the detection board; the indicating plates are symmetrically arranged and are positioned in the middle parts of the left side and the right side of the detection plate.
4. The BGA substrate test rack of any one of claims 1-3, wherein: the gas pump body is fixed in the middle of the supporting plate through screws; and the supporting plate is positioned at the rear side of the upper part of the main machine body.
5. The BGA substrate test rack of claim 4, wherein: spacing holes are formed in two ends of the pressing plate, and limiting spring rods used for guaranteeing the up-and-down movement stability of the pressing plate are arranged in the spacing holes.
6. The BGA substrate test rack of claim 1, wherein: the front of the main machine body is also provided with a signal display screen for displaying running state information.
7. The BGA substrate test rack of claim 1, wherein: the main machine body is integrally of a square structure; and the rear part of the main machine body is provided with a socket for communication connection with an external system.
8. The BGA substrate test rack of claim 1, wherein: a detection display screen for visually displaying detection information is further arranged on one side of the main body; the detection display screen is electrically connected with the controller, and the detection display screen is connected with the side part of the host machine body through a connecting plate.
9. The BGA substrate test rack of claim 1 or 8, wherein: the main machine body is also internally provided with a sound production device for carrying out voice prompt on the detection completion state.
10. The BGA substrate test rack of claim 1, wherein: the side part of the main machine body is also provided with a regulating valve for regulating the pressure of the air pump body.