CN209803279U

CN209803279U - test platform with plug PCBA circuit board

Info

Publication number: CN209803279U
Application number: CN201920062915.3U
Authority: CN
Inventors: 王珂
Original assignee: Intelligent Automation Zhuhai Co Ltd
Current assignee: Intelligent Automation Equipment Zhuhai Co Ltd; Intelligent Automation Zhuhai Co Ltd
Priority date: 2019-01-15
Filing date: 2019-01-15
Publication date: 2019-12-17
Anticipated expiration: 2029-01-15

Abstract

The utility model aims at providing a test is accurate, not fragile product and can effectively reduce the test platform who has plug PCBA circuit board of the equipment maintenance cost. The utility model discloses an automatically controlled module, locate the big bottom plate at automatically controlled module top, with big bottom plate sliding connection's support plate module, adorn admittedly the air cylinder module and locate of big bottom plate top air cylinder module below and with the last faller module that air cylinder module transmission is connected down, the both ends of support plate module are provided with the plug cylinder in opposite directions, two the motion end of plug cylinder all is equipped with a plurality of floating joint, upward be equipped with a plurality of probe on the faller module, floating joint reaches the probe all cooperatees with the product and sets up. The utility model discloses be applied to the test equipment's that has plug PCBA circuit board technical field.

Description

test platform with plug PCBA circuit board

Technical Field

The utility model relates to a test platform with plug PCBA circuit board.

Background

When a functional board with a connector port is shipped and detected by a manufacturer, functional tests such as communication and the like need to be carried out on the port, and special automatic test equipment can greatly improve the detection efficiency of a product and ensure that the product functions meet the actual requirements.

At present, the structural scheme for testing the PCBA circuit board with the pluggable port generally includes directly clamping the port plug or adding soft materials such as silica gel and the like at a clamping position so as to prevent the plug from being seriously abraded due to the fact that the plug is not aligned with a connector. The matching gap between the plug of E75 and the female seat is small, the alignment accuracy is difficult to ensure by only depending on processing, a product has certain difference during batch production, and the product is damaged by hard insertion; if rely on the softwood centre gripping plug, though can correct the skew of the socket position that leads to because the product difference to a certain extent, there is uncertainty in the softwood, easily receives external environment factors such as temperature, humidity, illumination to influence, leads to material ageing deformation or loses elasticity, and maintains loaded down with trivial details, is difficult to satisfy the volume production test demand.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that overcome prior art not enough, provide a test platform that has plug PCBA circuit board that test is accurate, not fragile product and can effectively reduce the plant maintenance cost.

The utility model adopts the technical proposal that: the utility model discloses an automatically controlled module, locate the big bottom plate at automatically controlled module top, with big bottom plate sliding connection's support plate module, adorn admittedly the air cylinder module and locate of big bottom plate top air cylinder module below and with the last faller module that air cylinder module transmission is connected down, the both ends of support plate module are provided with the plug cylinder in opposite directions, two the motion end of plug cylinder all is equipped with a plurality of floating joint, upward be equipped with a plurality of probe on the faller module, floating joint reaches the probe all cooperatees with the product and sets up.

Furthermore, the carrier plate module comprises a carrier plate which is in sliding connection with the large base plate through two parallel slide rails, a carrier plate cylinder which is fixedly installed at the bottom of the large base plate, and a fixed block which penetrates through the large base plate and is in transmission connection with the carrier plate cylinder, the plugging cylinder is fixedly installed on the carrier plate, and the floating joint is in sliding connection with the carrier plate through the two parallel guide rails.

Furthermore, the floating joint comprises a plurality of floating components, each floating component comprises a mounting plate, a floating plate, a PCB and a test head, the mounting plate is connected with the floating plate through a plurality of equal-height screws and a plurality of floating springs, the PCB is fixedly connected with the floating plate, and the test head is in electrical signal connection with the PCB.

Furthermore, one end of the slide rail is provided with a limiting block fixedly arranged on the large bottom plate and a buffer spring matched with the limiting block.

Furthermore, the lower air cylinder module comprises a top plate, stand columns which are arranged at two ends of the top plate and fixedly connected with the large bottom plate, a lower air cylinder which is arranged on the top plate and a plurality of guide shafts which penetrate through the top plate and are connected with the upper needle plate module, and a moving end of the lower air cylinder penetrates through the top plate and is in transmission connection with the upper needle plate module.

Furthermore, one side of the top plate is connected with the upright post through a handle knob, and the other side of the top plate is hinged with the upright post through a damping hinge.

Furthermore, the upper needle plate module comprises a connecting plate in transmission connection with the lower air cylinder module and a circuit board fixedly arranged on the connecting plate, and the probe is installed on the connecting plate in a matched mode and is in electrical signal connection with the circuit board.

The utility model has the advantages that: the utility model adopts the carrier plate module to transport the product to the lower part of the upper needle plate module and respectively drives the probe and the floating joint through the cylinder, so that the probe and the floating joint are pricked to the corresponding test connection point of the product, thereby completing the test; the height of the floating joint can be finely adjusted, so that the floating joint can be accurately pricked on a product, and the floating joint is combined with the floating form to perform inclination correction, so that on one hand, the floating joint is suitable for errors caused by position tolerance of a test connection point of the product, and on the other hand, the floating joint is used for spring buffer protection even if the floating joint is inserted in place, and damage to the product caused by the insertion is avoided.

In addition, the movement mechanism is guided by the guide assembly, so that the movement mechanism of the equipment can be tested according to a designed path, and the testing accuracy is effectively guaranteed.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

Fig. 2 is a schematic structural diagram of the carrier module;

FIG. 3 is a schematic structural view of the large base plate;

FIG. 4 is a schematic structural view of the floating joint;

FIG. 5 is a schematic structural view of the float assembly;

Fig. 6 is a schematic structural view of the lower air cylinder module and the upper needle plate module.

Detailed Description

As shown in fig. 1 to 6, in this embodiment, the present invention includes an electrical control module 1, a large bottom plate 11 disposed on the top of the electrical control module 1, a carrier plate module 2 slidably connected to the large bottom plate 11, a push cylinder module 3 fixedly mounted on the large bottom plate 11, and an upper needle plate module 4 disposed below the push cylinder module 3 and in transmission connection with the push cylinder module 3, wherein the electrical control module 1 is fixedly mounted with a display screen and a drag chain 12, two ends of the carrier plate module 2 are oppositely provided with a plugging cylinder 21, moving ends of the plugging cylinders 21 are respectively provided with a plurality of floating joints 22, the upper needle plate module 4 includes a connecting plate 42 in transmission connection with the push cylinder module 3, a circuit board 43 fixedly mounted on the connecting plate 42, and a plurality of probes 41 electrically connected to the circuit board 43, the probes 41 are adapted to be mounted on needle holes of the connecting plate 42, the floating joint 22 and the probe 41 are both arranged in cooperation with a product, and in the design, the electronic control module 1 is a power source of equipment, and the power source is arranged inside an equipment shell; the drag chain 12 is used for protecting a cable or a signal wire externally connected with equipment; the display screen is used for setting parameters of the equipment and controlling the equipment, and is also used for displaying test data of the product and making corresponding records for storage.

The carrier plate module 2 comprises a carrier plate 24 which is connected with the large bottom plate 11 in a sliding manner through two parallel slide rails 23, a carrier plate cylinder 25 fixedly mounted at the bottom of the large bottom plate 11, and a fixed block 26 which penetrates through the large bottom plate 11 and is in transmission connection with the carrier plate cylinder 25, the slide rails 23 are fixedly mounted on the large bottom plate 11, the plugging cylinder 21 is fixedly mounted on the carrier plate 24, a sliding groove is formed in the large bottom plate 11, the carrier plate cylinder 25 drives the fixed block 26 to slide on the sliding groove, the floating joint 22 is connected with the carrier plate 24 in a sliding manner through two parallel guide rails 221, a limiting block fixedly mounted on the large bottom plate 11 and a buffer spring matched with the limiting block are arranged at one end of the slide rails 23, in the design, a fixing groove for fixing a product is formed in the carrier plate module 2, and the fixing groove is of a detachable design, replacing the fixing groove according to different models of products; the carrier plate cylinder 25 drives the fixing block 26, so that the carrier plate module 2 can slide along the slide rail 23, and the carrier plate module 2 is finally buffered and stopped by the buffer spring and the limiting block.

The floating joint 22 comprises a plurality of floating assemblies, each floating assembly comprises a mounting plate 222, a floating plate 223, a PCB 224 and a test head 225, the mounting plate 222 is connected with the floating plate 223 through a plurality of equal-height screws 226 and a plurality of floating springs 227, the PCB 224 is fixedly connected with the floating plate 223, the test head 225 is in electrical signal connection with the PCB 224, in the design, the test head 225 is an E75 male head, and the E75 male head is matched with an E75 female head on a product; the PCB 224 is in electrical signal connection with the display screen, the product data tested by the test head 225 is transmitted to the PCB 224, and the PCB 224 transmits the product data to the electronic control module 1 for processing, and finally transmits the related data to the display screen for display; a gasket 228 is arranged at the mounting position of the mounting plate 222, the mounting plate 222 is fixed on the floating joint 22 through a machine-meter screw 229 combined with a fixing screw, and the height of the test head 225 can be adjusted according to increasing or decreasing the number of the gaskets 228, or the height of the test head 225 is adjusted through adjusting the machine-meter screw 229, so that the test head 225 can be smoothly inserted into a test connection point of a product; in the process that the test head 225 is inserted into a product, the equal-height screw 226 is matched with the floating spring 227 to perform inclination correction, so that on one hand, the error caused by the position tolerance of the test connection point of the product is adapted, and on the other hand, the spring buffer protection is still provided even if the test head 225 is inserted in place, and the damage to the product caused by the over-insertion is avoided; the floating joint 22 can also adopt a structure mode that a linear bearing is matched with a spring to replace the equal-height screw 226 and the floating spring 227, and a slight floating effect is provided by utilizing a clearance between the linear bearing and a shaft; the contour screw 226 may be T-shaped or cone-shaped.

The air cylinder module 3 pushes down includes roof 31, locates roof 31 both ends and with 11 fixed connection's of big bottom plate stand 32, locate push down air cylinder 33 on the roof 31 and run through roof 31 and with a plurality of guiding axle 34 that last faller module 4 is connected, push down air cylinder 33's motion end runs through roof 31 and with go up faller module 4 transmission and connect, one side of roof 31 pass through handle knob 35 with stand 32 is connected, the opposite side of roof 31 pass through damping hinge 36 with stand 32 is articulated, in this design, works as push down air cylinder module 3 or when going up faller module 4 and needing to maintain, the accessible is turned round handle knob 35 is right roof 31 overturns and opens, convenient maintenance.

The utility model discloses be applied to the test equipment's that has plug PCBA circuit board technical field.

Claims

1. the utility model provides a test platform with plug PCBA circuit board which characterized in that: it includes automatically controlled module (1), locates big bottom plate (11) at automatically controlled module (1) top, with big bottom plate (11) sliding connection's support plate module (2), adorn admittedly the push down cylinder module (3) of big bottom plate (11) top and locate push down cylinder module (3) below and with last faller module (4) that push down cylinder module (3) transmission is connected, the both ends of support plate module (2) are provided with plug cylinder (21) in opposite directions, two the motion end of plug cylinder (21) all is equipped with a plurality of floating joint (22), upward be equipped with a plurality of probe (41) on faller module (4), floating joint (22) reach probe (41) all cooperate with the product and set up.

2. A test platform for a circuit board with a plug PCBA according to claim 1, wherein: the carrier plate module (2) comprises a carrier plate (24) which is in sliding connection with the large base plate (11) through two parallel slide rails (23), a carrier plate cylinder (25) fixedly mounted at the bottom of the large base plate (11) and a fixing block (26) which penetrates through the large base plate (11) and is in transmission connection with the carrier plate cylinder (25), the plugging cylinder (21) is fixedly mounted on the carrier plate (24), and the floating joint (22) is in sliding connection with the carrier plate (24) through two parallel guide rails (221).

3. a test platform for a circuit board with a plug PCBA according to claim 2, wherein: the floating joint (22) comprises a plurality of floating components, each floating component comprises a mounting plate (222), a floating plate (223), a PCB (224) and a test head (225), the mounting plate (222) is connected with the floating plate (223) through a plurality of equal-height screws (226) and a plurality of floating springs (227), the PCB (224) is fixedly connected with the floating plate (223), and the test head (225) is in electrical signal connection with the PCB (224).

4. A test platform for a circuit board with a plug PCBA according to claim 2, wherein: one end of the slide rail (23) is provided with a limiting block fixedly arranged on the large bottom plate (11) and a buffer spring matched with the limiting block.

5. A test platform for a circuit board with a plug PCBA according to claim 1, wherein: the lower air cylinder module (3) comprises a top plate (31), two ends of the top plate (31) and a stand column (32) fixedly connected with the large bottom plate (11), the lower air cylinder (33) on the top plate (31) and a plurality of guide shafts (34) penetrating through the top plate (31) and connected with the upper needle plate module (4), and the moving end of the lower air cylinder (33) penetrates through the top plate (31) and is in transmission connection with the upper needle plate module (4).

6. A test platform for a circuit board with a plug PCBA in accordance with claim 5, wherein: one side of the top plate (31) is connected with the upright post (32) through a handle knob (35), and the other side of the top plate (31) is hinged with the upright post (32) through a damping hinge (36).

7. A test platform for a circuit board with a plug PCBA according to claim 1, wherein: the upper needle plate module (4) comprises a connecting plate (42) in transmission connection with the lower air cylinder module (3) and a circuit board (43) fixedly arranged on the connecting plate (42), and the probe (41) is installed on the connecting plate (42) in a matched mode and is in electrical signal connection with the circuit board (43).