CN216350819U

CN216350819U - PBCA board test equipment

Info

Publication number: CN216350819U
Application number: CN202122582253.2U
Authority: CN
Inventors: 张立华
Original assignee: Huizhou Berger Intelligent Technology Co ltd
Current assignee: Huizhou Berger Intelligent Technology Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-19
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a PBCA board testing device, which comprises: the clamping assembly is used for clamping and positioning a tested product and is provided with a first detection probe group for detecting the tested product; the detection assembly comprises a probe fixing piece and a second detection probe group, and the probe fixing piece is used for fixing the second detection probe group; the probe protection assembly comprises a probe protection plate and a protective guard, and the probe protection plate is connected with the probe fixing piece; the guard rail is arranged on the probe guard plate and encloses the probes of the second detection probe group extending out of the avoiding hole; the probe fixing piece is arranged at the power output end of the driving mechanism, and the driving mechanism drives the detection assembly to move relative to the clamping assembly, so that the second detection probe group abuts against a detected product; the installation box comprises a working platform and a lower box body; the clamping assembly is arranged on the working platform, the driving mechanism is arranged in the lower box body, and the power output end of the driving mechanism extends out of the working platform. The structure of the testing equipment is improved, the detection precision is guaranteed, and the service life of the testing probe is prolonged.

Description

PBCA board test equipment

Technical Field

The application relates to the technical field of electronic element testing devices, in particular to PBCA board testing equipment.

Background

PCBA, a printed circuit board, also known as a printed circuit board, often using the acronym pcb (printed circuit board), is an important electronic component, a support for electronic components, and a provider of circuit connections for electronic components. It is called a "printed" circuit board because it is made using electronic printing techniques.

With the development of high integration of circuit boards, the volume of the PBCA board is made smaller and smaller, and corresponding adaptation improvement is also made on small-sized PBCA board testing equipment, and the detection precision is ensured. Most of traditional testing equipment adopts a press type structure as disclosed in the patent application No. CN201921537089, a rack correspondingly erects a lifting mechanism above a PBCA plate to be tested, the lifting mechanism is used for telescopically moving to drive a testing probe to conduct conduction testing on the PBCA plate, the size of the lifting mechanism device and the telescopic moving stroke are added, so that the rack for erecting the lifting mechanism is correspondingly higher, the precision of the rack is used for ensuring that the lifting mechanism telescopically moves to drive the testing probe to correspond to the precision of a testing point of the PBCA plate, and the precision of the mode is lower; the technical requirements, the manufacturing cost and the debugging cost of the rack are higher, and the high rack can also cause the whole equipment to occupy more space and is inconvenient to carry and position. Such devices do not fit well to the testing requirements of smaller, more delicate PCBA boards.

Disclosure of Invention

The utility model mainly aims at the problems, provides PBCA board testing equipment, and aims to improve the structure of the testing equipment, ensure the detection precision and prolong the service life of a testing probe.

In order to achieve the above object, the present invention provides a PBCA board test apparatus, comprising:

the clamping assembly is used for clamping and positioning a tested product and is provided with a first detection probe group for detecting the tested product;

the detection assembly comprises a probe fixing piece and a second detection probe group, and the probe fixing piece is used for fixing the second detection probe group;

the probe protection assembly comprises a probe protection plate and a protective guard, the probe protection plate is connected with the probe fixing piece, and the probe protection plate is provided with a position avoiding hole corresponding to the second detection probe group; the protective guard is arranged on the probe protection plate and used for enclosing the test probes of the second detection probe group extending out of the avoiding hole;

the probe fixing piece is arranged at the power output end of the driving mechanism, and the driving mechanism is used for driving the detection assembly to move relative to the clamping assembly so that the second detection probe group abuts against a detected product;

the installation box comprises a working platform and a lower box body; the clamping assembly is arranged on the working platform, the driving mechanism is arranged in the lower box body, and the power output end of the driving mechanism extends out of the working platform.

Further, the probe fixing part comprises a mounting plate, a probe fixing plate and a probe pressing plate; the probe fixing plate and the probe pressing plate are used for clamping and fixing the second detection probe group; the probe fixing piece is connected with the power output end of the driving mechanism through the mounting plate.

Further, the probe fixing plate is detachably connected with the mounting plate; the mounting panel is equipped with first regulation hole, the mounting panel passes through first regulation hole with actuating mechanism power take off end connects.

Further, the probe pressing plate material is an insulating material.

The probe fixing piece is arranged on the probe fixing piece, and the probe fixing piece is provided with a probe; the spring telescopic rod is pressed against and positions a tested product through the pressure head.

Further, work platform is equipped with the frame, the frame be equipped with linear guide, with linear guide sliding connection's slide, the probe mounting with the slide is connected.

Furthermore, the rack is provided with an in-place switch corresponding to the sliding seat.

The key testing device further comprises a key testing assembly, wherein the key testing assembly comprises a pressing finger and a driving cylinder; the driving cylinder drives the pressure finger to move and press a key of a tested product.

The sound production assembly comprises a support frame and a sound generator arranged on the support frame; the support frame with work platform connects, and with the product microphone relative position that is surveyed of centre gripping subassembly centre gripping location is adjustable.

Further, the device also comprises a supporting platform, a signal coupling plate and a guide post; the signal coupling board is used for coupling the signal parameters of the product to be tested; the clamping assembly is arranged on the supporting table; the supporting platform is provided with a second adjusting hole and a third adjusting hole, the supporting platform is connected with the working platform through the second adjusting hole, and the signal coupling plate is connected with the supporting platform through the third adjusting hole; the guide post is arranged on the probe fixing piece, and the support table is provided with a guide hole correspondingly matched with the guide post.

Compared with the prior art, the PBCA board testing equipment provided by the utility model can reasonably arrange the driving mechanism in the installation box, does not need a frame which redundantly increases the manufacturing cost and integrally erects the driving mechanism above the clamping component, saves the occupied space of the equipment and the manufacturing cost and improves the running precision of the equipment; the power output end of the driving mechanism extends out of the working platform, the power output end of the driving mechanism is utilized to drive the detection assembly to move relative to the clamping assembly, so that the second detection probe group abuts against a detected product clamped and positioned by the clamping assembly, and the second detection probe group is pressed down in place; a probe protection assembly is arranged on the probe fixing piece for fixing the second detection probe group, and the probe protection plate and the guard rail play a role in protecting the second detection probe group; the operation personnel are prevented from touching and hooking the second detection probe group to cause scratching, and the use safety is enhanced; and prevent that foreign object from touchhing the second test probe, the probe leads to warping, influences the test precision, has prolonged second test probe group life.

Drawings

Fig. 1 is a schematic structural diagram of a PBCA board test apparatus according to the present application.

Fig. 2 is an enlarged view of fig. 1 at a.

Fig. 3 is a schematic structural diagram of a state in which the drive mechanism of the PBCA board testing apparatus of the present application drives the second detection probe set to abut against a tested product.

Fig. 4 is a top perspective view of a PBCA board testing apparatus according to the present application.

Fig. 5 is an enlarged view of fig. 4 at B.

Figure 6 is a cross-sectional view of a PBCA board testing apparatus of the present application in a stepped configuration.

Figure 7 is an exploded view of the structure of a probe fixture and a probe guard assembly of a PBCA board testing apparatus according to the present application.

Fig. 8 is a schematic structural diagram of a part of components of a PBCA board testing device according to the present application.

Reference numerals shown in the drawings: 1. a clamping assembly; 110. a first detection probe set; 120. positioning the female die; 121. a positioning groove; 2. a detection component; 210. a probe holder; 211. mounting a plate; 2111. a first adjustment aperture; 212. a probe fixing plate; 213. a probe pressing plate; 220. a second detection probe set; 3. a probe guard assembly; 310. a probe guard plate; 311. avoiding holes; 320. protecting the fence; 4. a drive mechanism; 5. installing a box; 510. a working platform; 520. a lower box body; 530. a frame; 531. a linear guide rail; 532. a slide base; 533. an in-place switch; 6. a spring telescopic rod; 610. a pressure head; 7. a key test component; 710. pressing fingers; 720. a driving cylinder; 8. a sound producing assembly; 810. a support frame; 811. a waist-shaped hole; 820. a sound generator; 9. a saddle; 910. a second adjustment aperture; 920. a third adjustment aperture; 930. a guide hole; 931. a guide sleeve; 10. a signal coupling board; 11. a guide post; 12. the switch is activated by both hands.

Detailed Description

Referring to fig. 1 to 8, the present embodiment provides a PBCA board testing apparatus, including: the device comprises a clamping assembly 1, a detection assembly 2, a probe protection assembly 3, a driving mechanism 4 and an installation box 5; the clamping assembly 1 is used for clamping and positioning a tested product, and the clamping assembly 1 is provided with a first detection probe group 110 for detecting the tested product; the detection assembly 2 comprises a probe holder 210 and a second detection probe set 220, wherein the probe holder 210 is used for holding the second detection probe set 220; the probe protection assembly 3 comprises a probe protection plate 310 and a protective guard 320, wherein the probe protection plate 310 is connected with the probe fixing piece 210, and the probe protection plate 310 is provided with a position avoiding hole 311 corresponding to the second detection probe group 220; the guard rail 320 is mounted on the probe guard plate 310 and used for enclosing the test probes of the second detection probe group 220 extending out of the avoiding hole 311;

the probe fixing piece 210 is arranged at the power output end of the driving mechanism 4, and the driving mechanism 4 is used for driving the detection assembly 2 to move relative to the clamping assembly 1, so that the second detection probe group 220 abuts against a detected product;

the installation box 5 comprises a working platform 510 and a lower box body 520; the clamping assembly 1 is installed on the working platform 510, the driving mechanism 4 is installed in the lower box 520, and the power output end of the driving mechanism 4 extends out of the working platform 510.

With the development of high integration of circuit boards, the volume of the PBCA board is made smaller and smaller, and corresponding adaptation improvement is also made on small-sized PBCA board testing equipment, and the detection precision is ensured. Traditional test equipment adopts the structure of press machine formula, erect the PBCA board that is being tested that elevating system corresponds by the frame, utilize elevating system telescopic movement to drive the test probe to switch on the test to the PBCA board, elevating system device size itself adds the flexible stroke of moving, the frame that leads to erectting elevating system is also great correspondingly to be done, guarantee the elevating system telescopic movement by the precision of frame and drive the test probe and correspond the test point precision of PBCA board, the precision is lower, make the technological requirement and the manufacturing cost of frame, the debugging cost is higher, tall and big frame also can make the whole occupation space of equipment more, inconvenient transport positioning. Such devices do not fit well to the testing requirements of smaller and smaller PCBA boards, which are more sophisticated.

According to the PBCA board testing equipment, the driving mechanism 4 is arranged in the installation box 5, the power output end of the driving mechanism 4 extends out of the working platform 510, the power output end of the driving mechanism 4 is utilized to drive the detection assembly 2 to move relative to the clamping assembly 1, so that the second detection probe group 220 abuts against a tested product clamped and positioned by the clamping assembly 1, and the product is pressed down in place; the probe protection component 3 is arranged on the probe fixing part 210 for fixing the second detection probe group 220, and the probe protection plate 310 and the guard rail 320 play a role in protecting the second detection probe group 220; the operation personnel is prevented from touching and hooking the second detection probe group 220 to cause scratching, so that the use safety is enhanced; and prevent that foreign object from touchhing the second and detecting probe set 220, the probe leads to the deformation, influences the test precision, and extension second detects probe set 220 life, and this kind of design consideration is complete.

Preferably, the driving mechanism 4 is a cylinder. The mounting box 5 is generally used for accommodating and mounting an electric control assembly and an air control assembly, the equipment reasonably utilizes the accommodating space of the mounting box 5 to accommodate the driving mechanism 4, the driving mechanism 4 is connected with the probe fixing piece 210 by utilizing the end part of a piston rod of an air cylinder, and the piston rod of the air cylinder is in an ejection state in an initial state, so that a tested product is loaded into the clamping assembly 1 to be clamped and positioned; the PBCA board of the tested product generally has test points on the front and back surfaces, and the first detection probe group 110 is correspondingly contacted with the test points on one surface of the tested product; then, the piston rod of the air cylinder contracts and descends, the detection assembly 2 is driven to move close to the clamping assembly 1, the second detection probe group 220 abuts against a tested product, and the test probe point is conducted; and the piston rod of the cylinder is ejected upwards after the test is finished, the piston rod of the cylinder is lifted with the detection assembly 2, the tested product after the test is finished is taken out from the clamping assembly 1, and the next tested product is loaded, so that the operation is circulated.

The driving mechanism 4 is integrally erected above the clamping assembly 1 without a frame which redundantly increases the manufacturing cost, the working stroke of the driving mechanism 4 directly corresponds to the distance that the second detection probe group 220 is close to the clamping assembly 1 from the initial position and supports the tested product, and the precision that the second detection probe group 220 aligns to the tested product test point is guaranteed.

However, the driving mechanism 4 is disposed in the lower box 520, the power output end of the driving mechanism 4 extends out of the working platform 510, that is, the piston rod of the cylinder extends out of the working platform 510 upwards, due to the structural characteristics of the test probe, the structural relationship between the driving mechanism 4 and the detection assembly 2 causes the test probe of the second detection probe group 220 to be exposed out of the upper surface of the probe fixing member 210, the test probe is easily affected by external force caused by collision of foreign objects, the test probe is damaged or even broken, and meanwhile, certain potential safety hazards can also exist for operators, for example, the test probe scratches the hands of the operators.

The probe guard plate 310 is provided with the avoiding hole 311, the avoiding hole 311 accommodates a part of the elongated test probes of the second detection probe set 220, and the guard rail 320 can well enclose and protect the probes of the second detection probe set 220, so that the test probes are prevented from being touched by foreign objects by mistake, the test probes are influenced by external force to cause deformation damage or breakage, the test is influenced, the body safety of operators is protected, and the service life of the test probes is prolonged.

Referring to fig. 6 and 7, the probe fixing member 210 includes a mounting plate 211, a probe fixing plate 212, and a probe pressing plate 213; the probe fixing plate 212 and the probe pressing plate 213 are used for clamping and fixing the second detection probe group 220; the probe holder 210 is connected to the power output end of the driving mechanism 4 through a mounting plate 211.

The structure of the test probe is generally in a stepped shaft shape, one end of each of two ends of the test probe is a telescopic spring thimble which is abutted against a test point of the PBCA plate to be tested, and the other end of each test probe is connected with a lead; the middle part is a thicker insulating part than the two ends; the probe fixing plate 212 and the probe pressing plate 213 are provided with through holes corresponding to the testing probes of the second detection probe set 220, the probe fixing plate 212 contains insulation parts of the testing probes, the diameter of the through hole formed in the probe pressing plate 213 is smaller than that of the insulation parts of the testing probes, and the spring-containing ejector pins extend out, so that the probe fixing plate 212 and the probe pressing plate 213 are connected into a whole and can clamp and fix the second detection probe set 220.

Referring to fig. 4, 6-8, the probe fixing plate 212 is detachably connected to the mounting plate 211; the mounting plate 211 is provided with a first adjusting hole 2111, and the mounting plate 211 is connected with the power output end of the driving mechanism 4 through the first adjusting hole 2111.

Connect probe fixed plate 212, probe clamp plate 213 as an organic whole, can dismantle with mounting panel 211 through probe fixed plate 212 and be connected for this test equipment has stronger commonality, has strengthened the value of equipment organism recovery reuse. Specifically, when different tested products need to be replaced, the test points of the tested products themselves will be changed correspondingly, so that only the corresponding test probe assembly needs to be replaced, namely the probe fixing plate 212 and the probe pressing plate 213 for clamping and fixing the probes.

The first regulation hole 2111 of mounting panel 211 is the oblong hole, and in the length range of first regulation hole 2111, can adjust relative position with actuating mechanism 4 power take off end, makes the indirect second detection probe group 220 who connects of mounting panel 211 can be more accurate the alignment by survey the product test point.

Referring to fig. 6 and 7, preferably, the probe pressing plate 213 is made of an insulating material.

The through holes formed in the probe pressing plate 213 accommodate the spring pins of the test probes to extend out, and if the probe pressing plate 213 is made of a conductive material, the test probes of the second detection probe set 220 are electrically connected through the probe pressing plate 213, which may cause short circuit or other faults affecting the test result. The probe pressing plate 213 can be made of wood plate, plastic plate, etc.; in the preferred embodiment, the probe press 213 is made of a transparent plastic.

Referring to fig. 2, fig. 6 and fig. 8, the probe fixing member further includes a spring extension rod 6 mounted on the probe fixing member 210, the spring extension rod 6 is provided with a pressing head 610; the spring telescopic rod 6 is pressed by the pressure head 610 to position the product to be tested.

Drive detecting element 2 and remove at actuating mechanism 4 drive detecting element 1 relatively, when making second detection probe group 220 support and being surveyed the product, it is not firm to only rely on clamping element 1 to be used for the centre gripping location to be surveyed the product, and some small PBCA boards are very easy because when contacting with second detection probe group 220, produce and move, and the test point position of being surveyed the product changes, makes the test point of PBCA board and second detection probe group 220 can not correspond the contact, can not normally test and switches on. Consequently through setting up spring

telescopic link

6, 4 power take off ends of actuating mechanism drive probe mounting 210 and are close to centre gripping subassembly 1, and spring telescopic link 6 supports in advance through pressure head 610 and presses the location product under test, makes the product under test cooperate with centre gripping subassembly 1, spring telescopic link 6, obtains more reliable location. And by utilizing the characteristic of the telescopic property of the spring telescopic rod 6, the spring telescopic rod 6 is contracted, so that the probe fixing piece 210 is not influenced to continuously move downwards, and the second detection probe group 220 is abutted against the detected product.

Referring to fig. 1, 3 and 6, the working platform 510 has a frame 530, the frame 530 has a linear guide 531, a slide base 532 slidably connected to the linear guide 531, and the probe fixing member 210 is connected to the slide base 532.

Through the linear guide 531, the slider 532 guide the removal of probe mounting 210, make the second detect probe group 220 support and hold the product test point of being surveyed more accurately, prevent that 4 power take off ends of actuating mechanism from driving probe mounting 210 and remove the position deviation, improved the second and detected probe group 220 positioning accuracy, guaranteed operating stability. Preferably, the number of the linear guides 531 and the sliders 532 is two, so that the positioning accuracy is enhanced.

Referring to fig. 6, the frame 530 is provided with a positioning switch 533 corresponding to the sliding base 532.

When the driving mechanism 4 moves the probe fixing member 210 to a predetermined distance close to the tested workpiece, so that the second detection probe group 220 abuts against the test point, the slide base 532 touches the in-place switch 533, at this time, the driving mechanism 4 stops moving, the first detection probe group 110 and the second detection probe group 220 are automatically switched on to carry out conduction test on the tested product, otherwise, the power is automatically switched off, and the PCBA mainboard components are protected; the design has high automation degree, accurate operation and higher test efficiency.

Referring to fig. 5 and 8, the device includes a key test assembly 7, wherein the key test assembly 7 includes a pressing finger 710 and a driving cylinder 720; the driving cylinder 720 drives the pressing finger 710 to move and press the key of the tested product.

Through setting up button test subassembly 7, drive actuating cylinder 720 drive and press and indicate 710, whether the simulation user presses the test to be surveyed the product button function normal for this equipment not only can test the function that switches on of PBCA board, can test the button function moreover, and a tractor serves several purposes saves and is surveyed the different functions of product test, at the process of different test station turnovers, practices thrift the cost.

Referring to fig. 1, 3 and 4, the sound generator assembly 8 includes a support frame 810, and a sound generator 820 mounted on the support frame 810; the supporting frame 810 is connected to the working platform 510, and the position of the supporting frame relative to the tested product microphone clamped and positioned by the clamping assembly 1 is adjustable.

Preferably, the sounder 820 is a manual mouth. The support frame 810 is provided with waist shape hole 811, and support frame 810 is worn to establish through waist shape hole 811 and work platform 510 screw (not shown), and at waist shape hole 811 adjustable connection within range of length, the realization is adjustable with the microphone relative position of the product under test of centre gripping location by centre gripping subassembly 1 to the microphone of the product under test is tested in better correspondence, from the aspect of saving cost, ordinary loudspeaker can be selected for use as the device of broadcast sound to vocal ware by vocal ware 820.

Referring to fig. 3, 4 and 8, the device further includes a supporting platform 9, a signal coupling plate 10 and a guide post 11; the signal coupling board 10 is used for coupling the signal parameters of the product to be tested; the clamping assembly 1 is arranged on the supporting platform 9; the supporting platform 9 is provided with a second adjusting hole 910 and a third adjusting hole 920, the supporting platform 9 is connected with the working platform 510 through the second adjusting hole 910, and the signal coupling plate 10 is connected with the supporting platform 9 through the third adjusting hole 920; the guide post 11 is mounted on the probe fixing member 210, and the holder 9 is provided with a guide hole 930 correspondingly engaged with the guide post 11.

The clamping assembly 1 is arranged on the supporting platform 9 and is detachably connected with the supporting platform 9, so that the universality of the testing equipment is enhanced, and when different tested products are tested, only the corresponding clamping assembly 1 needs to be disassembled, assembled and replaced; preferably, the clamping assembly 1 is a positioning female die 120, which is provided with at least one positioning groove 121, when the number of the positioning grooves 121 is multiple, the multiple positioning grooves 121 respectively clamp and position multiple tested products, and simultaneously, the multiple products are tested, so that the testing efficiency is improved; the supporting platform 9 is connected with the working platform 510 through the second adjusting hole 910, so that the relative position between the clamping assembly 1 installed on the supporting platform 9 and the working platform 510 through the second adjusting hole 910 is adjustable, and the tested product testing point and the second detection probe group 220 which are clamped and positioned can be well corresponding.

Preferably, the signal coupling board 10 is installed between the clamping component 1 and the supporting platform 9, so that the signal coupling board 10 is closer to the PCBA to be tested, and the test effect is better. The signal coupling plate 10 is connected with the supporting platform 9 through a third adjusting hole 920; the third adjusting hole 920 is an oblong hole, and the signal coupling plate 10 can move along the length direction of the third adjusting hole 920 and then is fixed by screws, so that the signal coupling plate 10 corresponds to the tested product, and further abuts against the antenna position of the tested product, thereby effectively ensuring signal receiving communication test; preferably, the number of the third adjusting holes 920 is plural, the third adjusting holes 920 are arranged on the supporting platform 9 in parallel, and a predetermined distance is provided between two adjacent third adjusting holes 920, so that the position adjustment of the signal coupling plate 10 is more flexible, and the signal coupling plate corresponds to a detected product more accurately.

The drive mechanism 4 drives the detection assembly 2 to move, so that the second detection probe group 220 supports against a detected product, the test probe of the second detection probe group 220 is more accurately contacted with the test point of the detected product correspondingly, the guide pillar 11 is arranged on the probe fixing piece 210, the guide hole 930 correspondingly matched with the guide pillar 11 is arranged on the supporting platform 9, and the test probe of the second detection probe group 220 is more accurately contacted with the test point of the detected product correspondingly through the insertion and combination of the guide pillar 11 and the guide hole 930. Preferably, a guide sleeve 931 is disposed at the guide hole 930, and the guide sleeve 931 is matched with the guide pillar 11, so as to reduce the abrasion on the saddle 9.

Preferably, this test equipment is equipped with both hands starting switch 12, and this equipment operation of operating personnel bimanualness avoids one-hand operation, and the hand is placed and is leaded to the injury in danger area, has effectively guaranteed operating personnel's safety.

In summary, the testing device utilizes the first detection probe set 110 and the second detection probe set 220 to support against the tested product, tests the conduction of the pins of the PBCA board, and utilizes the probe protection component 3 to protect the second detection probe set 220 to prevent the test probes from being exposed; the arrangement position of the driving mechanism 4 is reasonably arranged, so that the occupied space and the manufacturing cost of the equipment are saved, and the running precision of the equipment is improved; the spring telescopic rod 6 is pressed and positioned on the tested product through the pressure head 610, so that the positioning reliability of the tested product is improved, and the testing accuracy is improved; the sounding component 8 tests a microphone of a tested product, the driving cylinder 720 drives the pressing finger 710 to move and press a key of the tested product, and the signal coupling plate 10 is used for coupling signal parameters of the tested product, so that the microphone has multiple functions, the procedures of testing different functions of the tested product and transferring at different testing stations are omitted, and the cost is saved. The test system (not shown) receives the test data, automatically judges whether the tested product is qualified according to the product test requirement, stores and inquires the test data and uploads the test data to the MES system so as to meet the intelligent manufacturing requirement.

Can dismantle with mounting panel 211 through probe fixed plate 212, centre gripping subassembly 1 can be dismantled with saddle 9, saddle 9 is equipped with second regulation hole 910, third regulation hole 920, adjust centre gripping subassembly 1, signal coupling board 10 makes this test equipment have higher compatibility commonality to relevant position, can test for the accurate PCBA board of most small size, the test of conveniently remodeling, but each subassembly cyclic utilization of this equipment, thereby save the cost, the resource is saved in the environmental protection.

Claims

1. A PBCA board test apparatus, comprising:

2. The PBCA board testing apparatus of claim 1, wherein the probe fixing member comprises a mounting plate, a probe fixing plate and a probe pressing plate; the probe fixing plate and the probe pressing plate are used for clamping and fixing the second detection probe group; the probe fixing piece is connected with the power output end of the driving mechanism through the mounting plate.

3. The PBCA board testing device of claim 2, wherein the probe retaining plate is removably connected to the mounting plate; the mounting panel is equipped with first regulation hole, the mounting panel passes through first regulation hole with actuating mechanism power take off end connects.

4. The PBCA board testing apparatus of claim 2, wherein the probe platen material is an insulating material.

5. The PBCA board testing device of claim 1, further comprising a spring telescoping rod mounted to the probe fixture, the spring telescoping rod being provided with a ram; the spring telescopic rod is pressed against and positions a tested product through the pressure head.

6. The PBCA board testing device of claim 1, wherein the working platform is provided with a frame, the frame is provided with a linear guide rail and a sliding seat connected with the linear guide rail in a sliding way, and the probe fixing part is connected with the sliding seat.

7. The PBCA board testing device of claim 6, wherein the rack is provided with a position switch corresponding to the slide carriage.

8. The PBCA board testing device of claim 1, which comprises a key testing component, wherein the key testing component comprises a pressing finger and a driving cylinder; the driving cylinder drives the pressure finger to move and press a key of a tested product.

9. The PBCA board testing device of claim 1, which comprises a sound production assembly, wherein the sound production assembly comprises a support frame and a sound production device mounted on the support frame; the support frame with work platform connects, and with the product microphone relative position that is surveyed of centre gripping subassembly centre gripping location is adjustable.

10. The PBCA board testing apparatus of claim 1, further comprising a pallet, a signal coupling board, a guide post; the signal coupling board is used for coupling the signal parameters of the product to be tested; the clamping assembly is arranged on the supporting table; the supporting platform is provided with a second adjusting hole and a third adjusting hole, the supporting platform is connected with the working platform through the second adjusting hole, and the signal coupling plate is connected with the supporting platform through the third adjusting hole; the guide post is arranged on the probe fixing piece, and the support table is provided with a guide hole correspondingly matched with the guide post.