CN219328827U

CN219328827U - Clamp assisting flying probe test

Info

Publication number: CN219328827U
Application number: CN202320036244.XU
Authority: CN
Inventors: 李钢; 杨小松; 孙宏云; 郑银非
Original assignee: Sunking Co ltd
Current assignee: Sunking Co ltd
Priority date: 2023-01-07
Filing date: 2023-01-07
Publication date: 2023-07-11
Anticipated expiration: 2033-01-07

Abstract

The utility model discloses a clamp for assisting in flying probe testing, which belongs to the field of testing clamps and comprises a first fixing plate and a second fixing plate, wherein fixing strips are arranged on the first fixing plate and the second fixing plate, an air cylinder is arranged on the first fixing plate and the second fixing plate, movable clamping plates are arranged on the first fixing plate and the second fixing plate, a fixing clamping assembly is arranged on the first fixing plate and the second fixing plate, the fixing clamping assembly comprises a fixing clamping plate and a positioning groove, and the positioning groove is formed in the fixing clamping plate. Through the fixed clamping component that sets up, the cooperation is insulating clamping structure to use, gong out test point position on insulating clamping structure, then utilize insulating clamping structure to test circuit board centre gripping for thinner circuit board can not take place great bending when testing, thereby reaches and is greater than 0.5MM circuit board that test effect, can also fix a position simultaneously when the centre gripping, guarantees centre gripping accuracy and steadiness, has further ensured the test effect.

Description

Clamp assisting flying probe test

Technical Field

The utility model relates to the field of test fixtures, in particular to a fixture assisting in flying probe testing.

Background

With the rapid development of electronic technology, electronic products tend to be more portable. This has prompted the development of a thin and lightweight printed circuit board as a base for mounting electronic components. After the circuit board is produced and processed, the test is required to be performed by using a flying probe device, and a flying probe tester is generally adopted to mainly test the insulation and conduction values of the circuit board. The existing clamp plate test method adopted by the flying probe equipment adopts equipment clamp plate test to be suitable for the circuit board with the thickness of the base material being larger than 0.5MM, and the circuit board with the thickness of the base material being smaller than 0.5MM cannot accurately find the test point because of the thinner Yi Wanqu test needle point, so that the circuit board cannot be tested or has a large number of false numbers, and is unfavorable for testing.

Disclosure of Invention

The utility model mainly aims to provide a clamp assisting in flying probe testing, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a fixture for assisting flying probe test, includes first fixed plate and second fixed plate, be equipped with the fixed strip on first fixed plate and the second fixed plate, and install the cylinder on first fixed plate and the second fixed plate, be equipped with movable clamp plate on first fixed plate and the second fixed plate, first fixed plate and second fixed plate are equipped with fixed clamping assembly, and fixed clamping assembly includes fixed clamp plate and constant head tank, the constant head tank is seted up on fixed clamp plate, be equipped with insulating clamping structure between fixed clamping assembly and the movable clamp plate, and insulating clamping structure includes locating component and clamping insulation board, be connected between locating component and the clamping insulation board, and locating component, clamping insulation board are located between fixed clamping assembly and the movable clamp plate.

Preferably, a connecting plate is fixedly connected between the first fixing plate and the second fixing plate, a telescopic shaft is arranged on the air cylinder and penetrates through the fixing strip, and the tail end of the telescopic shaft is connected with the movable clamping plate.

Preferably, the fixing and clamping assembly further comprises a supporting boss, the supporting boss is fixedly arranged at the lower end of the fixing clamping plate, and the two fixing clamping plates are respectively fixed on the first fixing plate and the second fixing plate.

Preferably, the insulating clamping structure comprises a round hole, the round hole is formed in the clamping insulating plate, and the positioning assembly is connected with the fixed clamping assembly.

Preferably, the positioning component comprises a positioning insulating plate, a positioning protrusion, a testing hole and a guide pillar, wherein the positioning protrusion is fixed on the positioning insulating plate, the testing hole is formed in the positioning insulating plate, the guide pillar is fixed on the back surface of the positioning insulating plate, and the guide pillar penetrates through a round hole in the clamping insulating plate.

Compared with the prior art, the utility model has the following beneficial effects: this anchor clamps of supplementary flying probe test through the fixed clamping component that sets up, cooperates insulating clamping structure to use, runs out the test point position on insulating clamping structure, then utilizes insulating clamping structure to test the circuit board centre gripping for thinner circuit board can not take place great bending when testing, thereby reaches and is greater than 0.5MM circuit board that test effect, can also fix a position simultaneously when the centre gripping, guarantees centre gripping accuracy and steadiness, has further ensured test effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of a fixed clamping assembly according to the present utility model;

FIG. 3 is a schematic view of an insulating clamping structure according to the present utility model;

fig. 4 is a schematic structural view of the positioning assembly of the present utility model.

In the figure: 1. a first fixing plate; 2. a second fixing plate; 3. a fixed clamping assembly; 301. a fixed clamping plate; 302. a support boss; 303. a positioning groove; 4. a fixing strip; 5. a cylinder; 6. a movable clamping plate; 7. an insulating clamping structure; 701. a positioning assembly; 7011. positioning an insulating plate; 7012. positioning the bulge; 7013. a test well; 7014. a guide post; 702. clamping an insulating plate; 703. a round hole; 8. and (5) connecting a plate.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a clamp assisting in flying probe testing comprises a first fixing plate 1 and a second fixing plate 2, wherein fixing strips 4 are arranged on the first fixing plate 1 and the second fixing plate 2, an air cylinder 5 is arranged on the first fixing plate 1 and the second fixing plate 2, a movable clamping plate 6 is arranged on the first fixing plate 1 and the second fixing plate 2, a fixed clamping assembly 3 is arranged on the first fixing plate 1 and the second fixing plate 2, an insulating clamping structure 7 is arranged between the fixed clamping assembly 3 and the movable clamping plate 6, a connecting plate 8 is fixedly connected between the first fixing plate 1 and the second fixing plate 2, a telescopic shaft is arranged on the air cylinder 5 and penetrates through the fixing strips 4, and the tail end of the telescopic shaft is connected with the movable clamping plate 6.

When the clamp is used, the first fixing plate 1 and the second fixing plate 2 in the clamp are fixedly arranged on the testing machine, test points are punched on the insulating clamping structure 7 according to points required to be measured by the circuit board, then the circuit board is clamped between the insulating clamping structures 7, meanwhile, the insulating clamping structure 7 is connected to the fixed clamping assembly 3, then the air cylinder 5 at the fixing strip 4 is started, the air cylinder 5 stretches along with the telescopic shaft, and accordingly the movable clamping plate 6 is moved until the movable clamping plate 6 is matched with the fixed clamping assembly 3 to clamp the insulating clamping structure 7 and the circuit board, the circuit board is firmly clamped, then the flying needle testing machine is utilized to perform testing work of the circuit board, the circuit board is removed after the testing is finished, then the clamping test of the next circuit board of the same model is performed, if the testing of other circuit boards is required, the insulating clamping structure 7 is reselected, the test points are punched according to the model of the corresponding circuit board, then the clamping test work is performed, and the structure is simple, and the operation is convenient.

Through the above embodiment, the fixed clamping assembly 3 comprises the fixed clamping plate 301 and the positioning groove 303, the positioning groove 303 is arranged on the fixed clamping plate 301, the fixed clamping assembly 3 further comprises the supporting boss 302, the supporting boss 302 is fixedly arranged at the lower end of the fixed clamping plate 301, the two fixed clamping plates 301 are respectively fixed on the first fixed plate 1 and the second fixed plate 2, the insulating clamping structure 7 comprises the positioning assembly 701 and the clamping insulating plate 702, the positioning assembly 701 is connected with the clamping insulating plate 702, the positioning assembly 701 and the clamping insulating plate 702 are arranged between the fixed clamping assembly 3 and the movable clamping plate 6, the insulating clamping structure 7 comprises the round hole 703, the round hole 703 is arranged on the clamping insulating plate 702, the positioning assembly 701 is connected with the fixed clamping assembly 3, the positioning component 701 comprises a positioning insulating plate 7011, a positioning protrusion 7012, a test hole 7013 and a guide pillar 7014, wherein the positioning protrusion 7012 is fixed on the positioning insulating plate 7011, the test hole 7013 is formed in the positioning insulating plate 7011, the guide pillar 7014 is fixed on the back surface of the positioning insulating plate 7011, the guide pillar 7014 penetrates through a round hole 703 in the clamping insulating plate 702, the fixed clamping component 3 is arranged to be matched with the insulating clamping structure 7 for use, the insulating clamping structure 7 is used for routing out a test point position, and then the insulating clamping structure 7 is used for clamping the circuit board for testing, so that the thinner circuit board cannot be bent greatly during testing, the test effect of the circuit board which is larger than 0.5MM can be achieved, positioning can be performed during clamping, the clamping accuracy and stability can be guaranteed, and the test effect can be further guaranteed.

When the clamp is used, the test holes 7013 are formed in the positioning insulating plate 7011 in the positioning assembly 701, the circuit board is attached to the positioning insulating plate 7011, the clamping insulating plate 702 is sleeved on the guide post 7014 through the round hole 703, the circuit board is clamped by the clamping insulating plate 702 and the positioning insulating plate 7011, then the whole insulating clamping structure 7 is placed on the fixed clamping assembly 3, a certain support is carried out by utilizing the supporting boss 302, and at the moment, the positioning protrusions 7012 on the positioning insulating plate 7011 are clamped into the positioning grooves 303 on the fixed clamping plate 301, so that the positioning effect can be achieved, and when the insulating clamping structure 7 with the circuit board is provided; after being connected to fixed clamping assembly 3, start cylinder 5 utilizes movable clamp plate 6 to cooperate fixed clamping assembly 3 to carry out insulating clamping structure 7's fixed centre gripping, then starts the test machine carry out the test work of circuit board can, in the test process, because the effect of location insulation board 7011 and clamping insulation board 702, the circuit board can not appear crooked, and then ensured the test effect, simple structure, excellent in use effect.

The foregoing has described the principles, features and advantages of the present utility model. It will be apparent to those skilled in the art from this disclosure that the foregoing is not a limitation of the utility model, and that the foregoing embodiments and descriptions illustrate the basic principles and features of the utility model, but that various modifications can be made therein without departing from the spirit of the utility model, and that such modifications are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a fixture for assisting flying probe test, includes first fixed plate (1) and second fixed plate (2), be equipped with fixed strip (4) on first fixed plate (1) and second fixed plate (2), and install cylinder (5) on first fixed plate (1) and second fixed plate (2), be equipped with movable clamp plate (6) on first fixed plate (1) and second fixed plate (2), its characterized in that: the utility model discloses a fixed clamping assembly, including fixed clamping assembly (3), fixed clamping assembly (3) and fixed clamping assembly (702) are equipped with insulating clamping structure (7) between fixed clamping assembly (3) and movable clamping plate (6), and insulating clamping structure (7) including locating component (701), be connected between locating component (701) and the fixed clamping assembly (702), and locating component (701), fixed clamping assembly (702) are located between fixed clamping assembly (3) and movable clamping plate (6).

2. The fixture for assisting in flying probe testing according to claim 1, wherein: the telescopic connecting device is characterized in that a connecting plate (8) is fixedly connected between the first fixing plate (1) and the second fixing plate (2), a telescopic shaft is arranged on the air cylinder (5) and penetrates through the fixing strip (4), and the tail end of the telescopic shaft is connected with the movable clamping plate (6).

3. The fixture for assisting in flying probe testing according to claim 2, wherein: the fixing clamping assembly (3) further comprises supporting bosses (302), the supporting bosses (302) are fixedly arranged at the lower ends of the fixing clamping plates (301), and the two fixing clamping plates (301) are respectively fixed on the first fixing plate (1) and the second fixing plate (2).

4. A fixture for assisting in flying probe testing as recited in claim 3, wherein: the insulation clamping structure (7) comprises a round hole (703), the round hole (703) is formed in a clamping insulation plate (702), and the positioning assembly (701) is connected with the fixed clamping assembly (3).

5. The fixture for assisting in flying probe testing as recited in claim 4, wherein: positioning assembly (701) is including location insulation board (7011), location arch (7012), test hole (7013) and guide pillar (7014), location arch (7012) are fixed on location insulation board (7011), test hole (7013) are seted up on location insulation board (7011), guide pillar (7014) are fixed at the back of location insulation board (7011), and guide pillar (7014) run through round hole (703) on centre gripping insulation board (702).