CN213971072U

CN213971072U - ICT clamp for parallel testing

Info

Publication number: CN213971072U
Application number: CN202023149047.4U
Authority: CN
Inventors: 裴启林
Original assignee: Shanghai Puchang Electronic Technology Co ltd
Current assignee: Shanghai Puchang Electronic Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-08-17
Anticipated expiration: 2030-12-23

Abstract

The utility model provides a concurrent test is with ICT anchor clamps relates to ICT test field, including the electrical apparatus box, be connected through the backup pad that two symmetries set up between electrical apparatus box and the workstation, the bottom is provided with the cylinder in the electrical apparatus box, and the output of cylinder is provided with the faller, and the workstation is U type structure. The utility model discloses in, at first according to the circuit board size, it removes to drive two nuts through rotating the threaded rod, thereby be convenient for adjust the distance between two U templates, through placing the circuit board in the bottom in the U template, the clamp plate is fixed spacingly to the circuit board under the effect of spring, start and drive the faller through starting the cylinder and go up and down, make the test needle pass through pinhole on the baffle and the circuit board on by the test point contact, reach the purpose that carries out the ICT test to the circuit board, prevent that the test needle from with the circuit board on by the test point contact when striking dynamics is too big, cause test needle or circuit board impaired.

Description

ICT clamp for parallel testing

Technical Field

The utility model relates to a ICT test field especially relates to a concurrent test is with ICT anchor clamps.

Background

An online tester is called ICT for short, namely an automatic online tester, and is test equipment for PCBA production, which is necessary for modern electronic enterprises. The ICT test is a standard test means for detecting production and manufacturing defects and component defects by testing the electrical performance and electrical connection of online components, mainly detects the open circuit and short circuit conditions of the online single components and circuit networks, and has the characteristics of simple, rapid and accurate fault location and the like. However, the existing circuit boards are very many in types, the positions of the test points of various types of circuit boards are different, however, the existing ICT test fixture is too simple in structure, circuit boards of different models cannot be clamped or tested, basically, an ICT test fixture needs to be developed for each type of circuit board, the cost is very high, and the daily use requirements of people cannot be met.

Application number is CN201820489351.7 discloses an anchor clamps for ICT test, including the electrical apparatus box, the top of electrical apparatus box all is fixed with the support column all around, the top of support column is fixed with the supporter, all be provided with the arm-tie around the supporter, one side that the arm-tie is close to the supporter is fixed with two sets of movable rods, the one end of movable rod all extends to the inside of supporter and is fixed with splint, the outside of movable rod all overlaps and is equipped with first spring, first spring is located between supporter and the splint, is provided with the baffle under the supporter, and the baffle is located between four group's support columns, and the top mid-mounting of electrical apparatus box has the cylinder, and the piston rod top of cylinder is fixed with the lifter plate, and the top of lifter plate all is fixed with the connecting rod all around.

However, the clamping mechanism is not firm and is easy to shift during the test process, thereby causing errors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a concurrent test is with ICT anchor clamps to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: an ICT clamp for parallel testing comprises an electrical box,

the utility model discloses an electric appliance box, including electrical apparatus box and workstation, the backup pad that sets up through two symmetries is connected between electrical apparatus box and the workstation, the bottom is provided with the cylinder in the electrical apparatus box, the output of cylinder is provided with the faller, the workstation is U type structure, the workstation internal rotation is connected with the threaded rod, be provided with two symmetrical screw threads on the threaded rod, cup jointed two symmetrical nuts on the threaded rod, the bottom of nut is provided with the connecting rod, the one end that the nut was kept away from to the connecting rod is provided with the U template, and the top is provided with the limiting plate in the U template, it is provided with the pull rod to slide in the limiting plate, and the bottom of pull rod is stretched into in the U template and is provided with the clamp plate, be provided with the spring on the pull rod, the both ends of spring are connected with U template and limiting plate respectively, two be provided with the baffle between the backup pad.

Preferably, the top equidistance of faller is fixed with the multiunit regulating block, the regulating block is the cavity structure, the inside of regulating block is provided with first spring and dog respectively, first spring is located between regulating block and the dog, the top of dog all is provided with the test needle.

Preferably, a plurality of groups of needle holes are formed in the partition plate, and the diameter of each needle hole is larger than that of the test needle ().

Preferably, a sliding rail is arranged at the top in the workbench, and the two nuts slide on the sliding rail through a sliding block.

Preferably, one end of the threaded rod extends out of the workbench and is provided with a rotating handle.

Preferably, the top end of the pull rod extends out of the U-shaped plate and is provided with a pull plate.

The utility model has the advantages that:

the utility model discloses in, at first according to the circuit board size, it removes to drive two nuts through rotating the threaded rod, thereby be convenient for adjust the distance between two U templates, through placing the circuit board in the bottom in the U template, the clamp plate is fixed spacingly to the circuit board under the effect of spring, start and drive the faller through starting the cylinder and go up and down, make the test needle pass through pinhole on the baffle and the circuit board on by the test point contact, reach the purpose that carries out the ICT test to the circuit board, prevent that the test needle from with the circuit board on by the test point contact when striking dynamics is too big, cause test needle or circuit board impaired.

Drawings

Fig. 1 is a schematic structural diagram of an ICT fixture for parallel testing according to the present invention;

FIG. 2 is a schematic structural view of the workbench of the present invention;

reference numerals: 1-an electrical box; 2-a workbench; 3-a support plate; 4-a cylinder; 5-needle plate; 6-a threaded rod; 7-a nut; 8-a connecting rod; 9-U-shaped plates; 10-a limiting plate; 11-a pull rod; 12-a platen; 13-a spring; 14-a regulating block; 15-a first spring; 16-a stopper; 17-a test pin; 18-a separator; 19-a slide rail; 20-a slide block; 21-turning handle; 22-pulling plate.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1-2, an ICT fixture for parallel test comprises an electrical box 1,

the utility model discloses a be provided with the air cylinder 4 between electrical apparatus box 1 and the workstation 2 through backup pad 3 that two symmetries set up, the bottom is provided with cylinder 4 in electrical apparatus box 1, the output of cylinder 4 is provided with faller 5, workstation 2 is U type structure, 2 internal rotations of workstation are connected with threaded rod 6, be provided with two symmetrical screw threads on the threaded rod 6, two symmetrical nut 7 have been cup jointed on the threaded rod 6, the bottom of nut 7 is provided with connecting rod 8, the one end that nut 7 was kept away from to connecting rod 8 is provided with U template 9, the top is provided with limiting plate 10 in the U template 9, it is provided with pull rod 11 to slide in the limiting plate 10, the bottom of pull rod 11 stretches into in U template 9 and is provided with clamp plate 12, be provided with spring 13 on the pull rod 11, the both ends of spring 13 are connected with U template 9 and limiting plate 10 respectively, be provided with baffle 18 between two backup pads 3.

The top equidistance of faller 7 is fixed with multiunit regulating block 14, and regulating block 14 is the cavity structure, and the inside of regulating block 14 is provided with first spring 15 and dog 16 respectively, and first spring 15 is located between regulating block 14 and the dog 16, and the top of dog 16 all is provided with test needle 17.

At first according to the circuit board size, it removes to drive two nuts 7 through rotating threaded rod 6, thereby be convenient for adjust the distance between two U templates 9, through placing the circuit board in U template 9 bottom, clamp plate 12 fixes spacingly to the circuit board under the effect of spring 13, drive faller 5 through starting cylinder 4 and go up and down, make test needle 17 pass through the pinhole on the baffle 18 and the circuit board on by the test point contact, reach the purpose of carrying out the ICT test to the circuit board, it is too big to prevent that the test needle 17 from with on the circuit board by the striking dynamics when the test point contact, cause test needle 17 or circuit board impaired.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a concurrent test is with ICT anchor clamps, includes electrical apparatus box (1), its characterized in that:

the electric appliance box is characterized in that the electric appliance box (1) and the workbench (2) are connected through two symmetrical supporting plates (3), the air cylinder (4) is arranged at the bottom in the electric appliance box (1), the needle plate (5) is arranged at the output end of the air cylinder (4), the workbench (2) is of a U-shaped structure, a threaded rod (6) is connected in the workbench (2) in a rotating manner, two symmetrical threads are arranged on the threaded rod (6), two symmetrical nuts (7) are sleeved on the threaded rod (6), a connecting rod (8) is arranged at the bottom of each nut (7), a U-shaped plate (9) is arranged at one end, away from the nut (7), of each connecting rod (8), a limiting plate (10) is arranged at the inner top of each U-shaped plate (9), a pull rod (11) is arranged in the limiting plate (10) in a sliding manner, the bottom end of each pull rod (11) extends into the U-shaped plate (9) and is provided with a pressing plate (12), be provided with spring (13) on pull rod (11), the both ends of spring (13) are connected with U template (9) and limiting plate (10) respectively, two be provided with baffle (18) between backup pad (3).

2. The ICT clamp for the parallel test according to claim 1, wherein:

the top equidistance of faller (5) is fixed with multiunit regulating block (14), regulating block (14) are the cavity structure, the inside of regulating block (14) is provided with first spring (15) and dog (16) respectively, first spring (15) are located between regulating block (14) and dog (16), the top of dog (16) all is provided with test needle (17).

3. The ICT clamp for the parallel test according to claim 2, wherein:

a plurality of groups of pinholes are arranged on the partition plate (18), and the diameter of each pinhole is larger than that of the test needle (17).

4. The ICT clamp for the parallel test according to claim 1, wherein:

a sliding rail (19) is arranged at the top in the workbench (2), and the two nuts (7) slide on the sliding rail (19) through a sliding block (20).

5. The ICT clamp for the parallel test according to claim 1, wherein:

one end of the threaded rod (6) extends out of the workbench (2) and is provided with a rotating handle (21).

6. The ICT clamp for the parallel test according to claim 1, wherein:

the top end of the pull rod (11) extends out of the U-shaped plate (9) and is provided with a pull plate (22).