CN215641662U

CN215641662U - PCB performance testing device

Info

Publication number: CN215641662U
Application number: CN202121671208.8U
Authority: CN
Inventors: 蒋学科
Original assignee: Wan'an Shanmei Electronics Co ltd
Current assignee: Wan'an Shanmei Electronics Co ltd
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2022-01-25
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a PCB performance testing device which comprises a bottom plate, a placing base and a probe, wherein a supporting frame is fixedly connected to the left end of the top of the bottom plate, a graduated scale is fixedly connected to the middle end of the right side of the supporting frame, a guide sliding rod is fixedly connected between one end of the supporting frame and the top of the bottom plate, positioning grooves are formed in the front side and the rear side of the guide sliding rod, a limiting sleeve is connected to the lower end of the outer surface of the guide sliding rod in a sliding mode, and a pointer is fixedly connected to the left side of the limiting sleeve. The utility model solves the problems that the existing testing device is fixed in structure, the height from a detection needle head to a circuit board cannot be adjusted according to requirements, meanwhile, workers are required to test one by one during detection, the efficiency is low, and the use requirements of people cannot be met through the effects of a limiting sleeve, a guide sliding rod, a pointer, a graduated scale, a positioning jackscrew, a threaded hole, a positioning groove, a movable plate, a placing base, a taking and placing groove, a limiting groove and a protective rubber pad.

Description

PCB performance testing device

Technical Field

The utility model relates to the technical field of PCB testing, in particular to a PCB performance testing device.

Background

PCB boards, also known as printed circuit boards, are providers of electrical connections for electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate. Can divide into single-faceboard, double sided board, four-layer board, six plywood and other multilayer circuit boards according to the circuit board number of piles, need use testing arrangement to carry out performance test after PCB board production, but current testing arrangement structure is fixed, can't adjust the position height of detection syringe needle to the circuit board according to the demand, simultaneously, need the staff to test one by one during the detection, inefficiency can't satisfy people's user demand, for this reason, we provide a PCB board performance test device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a PCB performance testing device which has the advantages of convenience in position height adjustment and high testing efficiency, and solves the problems that the existing testing device is fixed in structure, the position height from a detection needle head to a circuit board cannot be adjusted according to requirements, meanwhile, workers are required to test one by one during detection, the efficiency is low, and the use requirements of people cannot be met.

In order to achieve the purpose, the utility model provides the following technical scheme: a PCB performance testing device comprises a bottom plate, a placing base and a probe, wherein a supporting frame is fixedly connected with the left end of the top of the bottom plate, a graduated scale is fixedly connected at the middle end of the right side of the supporting frame, a guide sliding rod is fixedly connected between one end of the supporting frame and the top of the bottom plate, the front side and the rear side of the guide slide bar are both provided with positioning grooves, the lower end of the outer surface of the guide slide bar is connected with a limiting sleeve in a sliding way, the left side of the limit sleeve is fixedly connected with a pointer, the front side and the rear side of the limit sleeve are both provided with threaded holes, the inner surface of the threaded hole is in threaded connection with a positioning jackscrew, the right end of the top of the support frame is fixedly provided with an air cylinder, the extending end of the air cylinder is fixedly connected with a movable plate, and the left end of the movable plate slides on the outer surface of the guide slide bar, the inner surface of the placing base is provided with a limiting groove, and the bottom of the limiting groove is bonded with a protective rubber pad.

Preferably, the right end fixedly connected with mounting panel of fly leaf bottom, the bottom of mounting panel is provided with the probe.

Preferably, the right end fixedly connected with at bottom plate top places base and control switch, and control switch's output passes through the input electric connection of wire and cylinder.

Preferably, the number of the limiting grooves is multiple, and the limiting grooves and the probes are correspondingly arranged.

Preferably, the left side and the right side of the limiting groove are both provided with taking and placing grooves, and the taking and placing grooves are arc-shaped.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model can accurately master the position height of the limit sleeve through the matching of the pointer and the graduated scale when the outer surface of the guide slide bar slides under the action of the limit sleeve, then, when the rotary positioning jackscrew moves inwards on the inner surface of the threaded hole, one end of the rotary positioning jackscrew enters the positioning groove to be locked, thereby realizing the quick positioning of the limit sleeve, then, after the control switch controls the cylinder to drive the movable plate to extend out, the left end of the rotary positioning jackscrew is limited by the position of the limit sleeve, further, the position height from the probe to the circuit board can be adjusted according to the requirement, the use requirement of people is met, the batch taking and placing of the circuit board to be tested are facilitated under the matching of the taking and placing groove and the limit groove under the protection of the protective rubber pad, the device achieves the aim of high test efficiency, and the structure fixing of the existing test device is solved through the matching action of the structures, the position height from the detection needle head to the circuit board can not be adjusted according to the requirement, meanwhile, workers are required to test one by one during detection, the efficiency is low, and the use requirement of people can not be met.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic top view of the placement base of the present invention;

FIG. 3 is a schematic view of a cross-sectional structure of the stop collar and the guide slide bar in a top view;

fig. 4 is a schematic view of a lower part of the support frame in a right-view state according to the present invention.

In the figure: 1. a base plate; 2. placing a base; 3. a guide slide bar; 4. a support frame; 5. a pointer; 6. a limiting sleeve; 7. positioning a groove; 8. a cylinder; 9. a movable plate; 10. mounting a plate; 11. a probe; 12. a control switch; 13. a protective rubber pad; 14. taking and placing the groove; 15. a limiting groove; 16. a threaded hole; 17. positioning a jackscrew; 18. a graduated scale.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The bottom plate 1, the placing base 2, the guide sliding rod 3, the supporting frame 4, the pointer 5, the limiting sleeve 6, the positioning groove 7, the air cylinder 8, the movable plate 9, the mounting plate 10, the probe 11, the control switch 12, the protective rubber pad 13, the taking and placing groove 14, the limiting groove 15, the threaded hole 16, the positioning jackscrew 17 and the graduated scale 18 are all universal standard parts or parts known by a person skilled in the art, and the structure and the principle of the positioning jackscrew can be known by technical manuals or conventional experimental methods.

Referring to fig. 1-4, a PCB performance testing device comprises a bottom plate 1, a placing base 2 and a probe 11, wherein a supporting frame 4 is fixedly connected to the left end of the top of the bottom plate 1, a graduated scale 18 is fixedly connected to the middle end of the right side of the supporting frame 4, a guide slide bar 3 is fixedly connected between one end of the supporting frame 4 and the top of the bottom plate 1, positioning grooves 7 are respectively formed in the front and rear sides of the guide slide bar 3, a limiting sleeve 6 is slidably connected to the lower end of the outer surface of the guide slide bar 3, a pointer 5 is fixedly connected to the left side of the limiting sleeve 6, threaded holes 16 are respectively formed in the front and rear sides of the limiting sleeve 6, a positioning jackscrew 17 is threadedly connected to the inner surface of the threaded hole 16, a cylinder 8 is fixedly mounted at the right end of the top of the supporting frame 4, a movable plate 9 is fixedly connected to the extending end of the cylinder 8, the left end of the movable plate 9 slides on the outer surface of the guide slide bar 3, and a mounting plate 10 is fixedly connected to the right end of the bottom of the movable plate 9, the bottom of the mounting plate 10 is provided with a probe 11, the right end of the top of the bottom plate 1 is fixedly connected with a placing base 2 and a control switch 12, the output end of the control switch 12 is electrically connected with the input end of the cylinder 8 through a lead, the inner surface of the placing base 2 is provided with a plurality of limiting grooves 15, the limiting grooves 15 and the probe 11 are correspondingly arranged, the left side and the right side of each limiting groove 15 are provided with a taking and placing groove 14, the taking and placing grooves 14 are arc-shaped, the bottom of each limiting groove 15 is bonded with a protective rubber pad 13, under the action of the limiting sleeve 6, when the outer surface of the guide slide bar 3 slides, the position height of the limiting sleeve 6 can be accurately mastered through the matching of a pointer 5 and a graduated scale 18, then, when the inner surface of the threaded hole 16 moves inwards, one end of the rotary positioning jackscrew 17 enters the positioning groove 7 to be locked, so that the quick positioning of the limiting sleeve 6 is realized, then, after the cylinder 8 is controlled by the control switch 12 to drive the movable plate 9 to extend out, the left end of the movable plate can be limited by the position of the limiting sleeve 6, and then the height from the probe 11 to the circuit board can be adjusted according to requirements, so that the use requirements of people are met, the base 2 is placed, the circuit boards to be tested can be conveniently taken and placed in batches under the matching of the taking and placing groove 14 and the limiting groove 15, and the device is protected by the protective rubber pad 13, so that the purpose of high testing efficiency is achieved.

When the device is used, the position height of the limiting sleeve 6 can be accurately mastered through the matching of the pointer 5 and the graduated scale 18 when the outer surface of the guide slide rod 3 slides under the action of the limiting sleeve 6, then, when the rotary positioning jackscrew 17 moves inwards on the inner surface of the threaded hole 16, one end of the rotary positioning jackscrew enters the positioning groove 7 to be locked, so that the quick positioning of the limiting sleeve 6 is realized, then, after the cylinder 8 is controlled by the control switch 12 to drive the movable plate 9 to extend out, the left end of the rotary positioning jackscrew is limited by the position of the limiting sleeve 6, so that the position height from the probe 11 to a circuit board can be adjusted according to requirements, the use requirements of people are met, the batch taking and placing of the circuit board to be tested are facilitated under the matching of the taking and placing groove 14 and the limiting groove 15 through the effect of the placing base 2, and under the protection of the protective rubber pad 13, so that the device achieves the purpose of high test efficiency, through the effect of above structure complex, solved current testing arrangement fixed structure, can't adjust the position height of surveying syringe needle to circuit board according to the demand, simultaneously, need the staff to test one by one during the exploration, inefficiency can't satisfy people user demand's problem.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PCB board capability test device, includes bottom plate (1) and places base (2) and probe (11), its characterized in that: the left end of the top of the bottom plate (1) is fixedly connected with a support frame (4), the middle end of the right side of the support frame (4) is fixedly connected with a graduated scale (18), a guide slide bar (3) is fixedly connected between one end of the support frame (4) and the top of the bottom plate (1), positioning grooves (7) are formed in the front side and the rear side of the guide slide bar (3), the lower end of the outer surface of the guide slide bar (3) is connected with a limiting sleeve (6) in a sliding manner, a pointer (5) is fixedly connected to the left side of the limiting sleeve (6), threaded holes (16) are formed in the front side and the rear side of the limiting sleeve (6), positioning jackscrews (17) are in threaded connection with the inner surface of the threaded holes (16), a cylinder (8) is fixedly installed at the right end of the top of the support frame (4), a movable plate (9) is fixedly connected with the extending end of the cylinder (8), and the left end of the movable plate (9) slides on the outer surface of the guide slide bar (3), the inner surface of the placing base (2) is provided with a limiting groove (15), and the bottom of the limiting groove (15) is bonded with a protective rubber pad (13).

2. The PCB board capability test device of claim 1, characterized by: the right-hand member fixedly connected with mounting panel (10) of fly leaf (9) bottom, the bottom of mounting panel (10) is provided with probe (11).

3. The PCB board capability test device of claim 1, characterized by: the right-hand member fixedly connected with at bottom plate (1) top places base (2) and control switch (12), and the input electric connection of wire and cylinder (8) is passed through to the output of control switch (12).

4. The PCB board capability test device of claim 1, characterized by: the number of the limiting grooves (15) is multiple, and the limiting grooves (15) and the probes (11) are correspondingly arranged.

5. The PCB board capability test device of claim 1, characterized by: the left side and the right side of the limiting groove (15) are both provided with a taking and placing groove (14), and the taking and placing groove (14) is arc-shaped.