CN219224892U

CN219224892U - Aging tool for circuit board detection

Info

Publication number: CN219224892U
Application number: CN202320095423.0U
Authority: CN
Inventors: 夏允楠
Original assignee: Zhenjiang Xiatai Electronic Technology Co ltd
Current assignee: Zhenjiang Xiatai Electronic Technology Co ltd
Priority date: 2023-02-01
Filing date: 2023-02-01
Publication date: 2023-06-20
Anticipated expiration: 2033-02-01

Abstract

The utility model discloses an ageing fixture for circuit board detection, which comprises a base and a cover plate connected to the end part of the base, wherein the top of the base is provided with a limit groove matched with the circuit board, an elastic supporting mechanism is connected in the limit groove, the base is connected with a locking mechanism and a positioning mechanism, the locking mechanism is used for locking the cover plate, the positioning mechanism is used for positioning the circuit board, the positioning mechanism comprises a wedge block, a driving column, a positioning plate and a spring II, the spring II is used for driving the positioning plate to move in a direction away from the wedge block, two ends of the driving column are connected with the positioning plate and the wedge block, and the cover plate is connected with a pressing seat matched with the wedge block. The utility model can realize locking of the cover plate, improves the stability of connecting the cover plate with the base, simultaneously realizes clamping and fixing of the circuit board, is convenient for subsequent aging test, and simultaneously prevents misoperation from opening the cover plate to influence the test effect.

Description

Aging tool for circuit board detection

Technical Field

The utility model relates to the technical field of circuit board processing, in particular to an ageing fixture for circuit board detection.

Background

The circuit board is an important carrier of the electronic element, and the electronic element is mounted on the corresponding circuit board, so that connection between the electronic elements on the circuit board can be established through further operation, and an operator can conveniently conduct centralized processing control on the electronic elements. The circuit board is electrified to work for a certain time under a certain condition by an aging tool when being processed, so that the purpose is that some element parameters on the circuit board can change along with the change of the using time in the initial stage of use, and the circuit is used after being stabilized.

When the existing ageing tool is used, the circuit board is pressed and fixed by the gravity of the cover plate, and a corresponding locking device is not arranged, so that the cover plate can be opened by misoperation in the testing process, the testing of the circuit board is affected, and the stability of the circuit board of a colleague is required to be enhanced.

Disclosure of Invention

The utility model aims to provide an ageing fixture for circuit board detection, which has the advantages of realizing locking of a cover plate, facilitating subsequent ageing tests, preventing misoperation from opening the cover plate and affecting the test effect, and solving the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit board detects with ageing frock, includes the base and connects in the apron of base tip, the top of base is provided with the spacing groove with circuit board assorted, be connected with elastic support mechanism in the spacing groove, the base is connected with locking mechanism, positioning mechanism, locking mechanism is used for the apron locking, positioning mechanism is used for circuit board location, and positioning mechanism includes wedge, actuating post, locating plate, spring two is used for driving the locating plate to keeping away from the direction of wedge and removes, the both ends of actuating post link to each other with locating plate, wedge, the apron is connected with the seat of pressing with wedge assorted;

when the cover plate is in a closed state, the locking mechanism is connected with the cover plate, the pressing seat presses the wedge-shaped block, the positioning plate presses one side of the circuit board, and the other side of the circuit board is connected with the elastic supporting mechanism.

Preferably, the elastic supporting mechanism comprises a baffle, two telescopic rods and two first springs, wherein two ends of each telescopic rod are connected with the baffle and the base, one spring is sleeved on the corresponding telescopic rod, and two ends of each first spring are connected with the baffle and the base.

Preferably, the baffle is slidably connected to the limiting groove.

Preferably, the locking mechanism comprises two positioning columns, two springs III, a driving plate and a handle, the two positioning columns are distributed relatively, one end of each positioning column is connected with the driving plate, the handle is connected to the middle point of the driving plate, the springs III are sleeved on the positioning columns, two ends of the springs III are connected with the driving plate and the base, the cover plate is connected with the pressing column, the pressing column is provided with a positioning groove, the top of the pressing column is provided with a rounding angle, and when the cover plate is closed, the other end of the positioning column is connected with the positioning groove.

Preferably, the top of base is provided with two spread grooves, reference column and base sliding connection, and the other end of reference column is located corresponding spread groove, the other end of reference column is provided with inclined plane two.

Preferably, a guide groove for guiding the positioning plate is formed in the top of the base, and the guide groove is communicated with the limiting groove.

Preferably, the top of base is provided with the fixed slot, wedge sliding connection is in the fixed slot, and one side of wedge is equipped with inclined plane one.

Preferably, the second spring is located in the fixing groove, and two ends of the second spring are connected with the locating plate and the end part of the fixing groove.

Preferably, the cover plate is connected with a plurality of ejector pins, and when the cover plate is closed, the end parts of the ejector pins are connected with the circuit board.

Compared with the prior art, the utility model has the following beneficial effects: the locking mechanism comprises two positioning columns, two springs III, a driving plate and a handle, wherein the positioning mechanism comprises a wedge-shaped block, a driving column, a positioning plate and a spring II, a circuit board can be placed in a limit groove, in the closing process of a cover plate, a pressing column presses the end part of the positioning column and slides on an inclined plane II, the spring III is lengthened until the end part of the positioning column is inserted into the positioning groove of the pressing column, the cover plate is locked, and the stability of connecting the cover plate with a base is improved; meanwhile, the pressing seat presses the wedge block, so that the wedge block moves towards the direction close to the handle, namely, the wedge block applies a pulling force to the positioning plate, the positioning plate is pressed on one side of the circuit board, the other side of the circuit board is connected with the baffle, the first spring is compressed, clamping and fixing of the circuit board are achieved, follow-up aging testing is facilitated, and meanwhile, the cover plate is prevented from being opened by misoperation, and the testing effect is affected.

Drawings

FIG. 1 is a front perspective view of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a top perspective view of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at B;

fig. 5 is a left side perspective view of the present utility model.

In the figure: 1. a base; 2. a cover plate; 3. pressing the column; 4. a pressing seat; 5. a thimble; 6. a guide groove; 7. a limit groove; 8. a baffle; 9. a fixing groove; 10. a connecting groove; 11. a driving plate; 12. a handle; 13. wedge blocks; 14. a telescopic rod; 15. a first spring; 16. a positioning plate; 17. a second spring; 18. a drive column; 19. an inclined plane I; 20. a second inclined plane; 21. positioning columns; 22. a third spring; 23. and a positioning groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 5, the utility model provides an aging fixture for detecting a circuit board, which comprises a base 1 and a cover plate 2 connected to the end part of the base 1, wherein the cover plate 2 is connected with the base 1 through hinges, and the hinges are provided with two. The top of base 1 is provided with the spacing groove 7 with circuit board assorted, and the degree of depth of spacing groove 7 is less than the degree of depth of guide way 6. The limiting groove 7 is internally connected with an elastic supporting mechanism, the base 1 is connected with a locking mechanism and a positioning mechanism, the locking mechanism is used for locking the cover plate 2, the positioning mechanism is used for positioning a circuit board, the positioning mechanism comprises a wedge block 13, a driving column 18, a positioning plate 16 and a second spring 17, the second spring 17 is used for driving the positioning plate 16 to move in a direction away from the wedge block 13, two ends of the driving column 18 are connected with the positioning plate 16 and the wedge block 13, and the cover plate 2 is connected with a pressing seat 4 matched with the wedge block 13.

The circuit board can be placed in the limit groove 7, in the closing process of the cover plate 2, the pressing column 3 presses the end part of the positioning column 21 and slides on the inclined plane II 20, the spring III 22 is lengthened until the end part of the positioning column 21 is inserted into the positioning groove 23 of the pressing column 3, so that the cover plate 2 is locked, and the stability of the connection between the cover plate 2 and the base 1 is improved; meanwhile, the pressing seat 4 presses the wedge-shaped block 13, so that the wedge-shaped block 13 moves towards the direction close to the handle 12, namely, the wedge-shaped block 13 applies a pulling force to the positioning plate 16, the positioning plate 16 presses one side of the circuit board, the other side of the circuit board is connected with the baffle 8, the first spring 15 is compressed, clamping and fixing of the circuit board are achieved, follow-up aging test is facilitated, and meanwhile, the cover plate 2 is prevented from being opened by misoperation, and the test effect is affected.

The elastic supporting mechanism comprises a baffle 8, two telescopic rods 14 and two first springs 15, wherein two ends of the telescopic rods 14 are connected with the baffle 8 and the base 1, the first springs 15 are sleeved on the corresponding telescopic rods 14, two ends of the first springs 15 are connected with the baffle 8 and the base 1, and the baffle 8 is connected with the limiting groove 7 in a sliding mode. When the locating plate 16 is pressed on one side of the circuit board, the other side of the circuit board is connected with the baffle plate 8, the telescopic rod 14 is contracted, the first spring 15 is compressed, stability of the circuit board is improved, and meanwhile, the two telescopic rods 14 provide good guiding effect for the baffle plate 8, namely, the baffle plate 8 moves stably in a reciprocating mode.

The locking mechanism comprises two positioning columns 21, two springs III 22, a driving plate 11 and a handle 12, wherein the two positioning columns 21 are distributed relatively, one end of each positioning column 21 is connected with the driving plate 11, the handle 12 is connected to the middle point of the driving plate 11, the springs III 22 are sleeved on the positioning columns 21, two ends of the springs III 22 are connected with the driving plate 11 and the base 1, the cover plate 2 is connected with the pressing column 3, the pressing column 3 is provided with a positioning groove 23, the top of the pressing column 3 is provided with a rounding angle, when the cover plate 2 is closed, the other end of the positioning column 21 is connected with the positioning groove 23, positioning of the pressing column 3 can be achieved, and further stability of the cover plate 2 connected with the base 1 is improved. When the cover plate 2 needs to be opened, a pulling force can be applied to the handle 12, so that the two positioning columns 21 move synchronously, namely, the end parts of the positioning columns 21 are separated from the positioning grooves 23, the spring III 22 is compressed, the cover plate 2 is in a loose state at the moment, the cover plate 2 is conveniently opened, and then the handle 12 is loosened, so that the two positioning columns 21 return synchronously.

In the opening process of the cover plate 2, the top of the pressing seat 4 slides on the first inclined surface 19 and is separated from the wedge-shaped block 13, the lengthened second spring 17 pulls the positioning plate 16 to return, and the circuit board is in a loose state at the moment and is convenient to take out from the limiting groove 7, and the operation is flexible and convenient.

The top of base 1 is provided with two spread grooves 10, and reference column 21 and base 1 sliding connection, and the other end of reference column 21 is located corresponding spread groove 10, and the other end of reference column 21 is provided with inclined plane two 20.

The top of the base 1 is provided with a guide groove 6 for guiding the positioning plate 16, so that the positioning plate 16 can be stably moved in a reciprocating manner, and the guide groove 6 is communicated with the limit groove 7.

The top of base 1 is provided with fixed slot 9, and wedge 13 sliding connection is in fixed slot 9, can make wedge 13 reciprocating motion firm, and one side of wedge 13 is equipped with inclined plane one 19.

The second spring 17 is positioned in the fixed slot 9, and two ends of the second spring 17 are connected with the positioning plate 16 and the end part of the fixed slot 9.

The cover plate 2 is connected with a plurality of ejector pins 5, when the cover plate 2 is closed, the end parts of the ejector pins 5 are connected with the circuit board, and the ejector pins 5 are connected with an external power supply and a light-emitting element through wires.

Working principle: the circuit board is placed in the limit groove 7, the cover plate 2 is operated and closed, the top of the pressing column 3 and the second inclined surface 20 slide, and move downwards, so that the driving plate 11 is far away from the base 1, and the third spring 22 is stretched. When the tip of reference column 21 inserts in the constant head tank 23, can realize pressing the post 3 location, spring three 22 return improves the stability that apron 2 links to each other with base 1, prevents that the maloperation from opening apron 2, influences the test effect. Meanwhile, the top of the pressing seat 4 is pressed on the wedge-shaped block 13 and slides on the first inclined surface 19, so that the wedge-shaped block 13 moves towards the direction close to the handle 12, the wedge-shaped block 13 applies a pulling force to the driving column 18 to drive the positioning plate 16 to move, the second spring 17 is stretched, namely the positioning plate 16 is pressed on one side of the circuit board, the other side of the circuit board is pressed on the baffle plate 8, the telescopic rod 14 is in a contracted state, the first spring 15 is compressed, the stability of the circuit board is improved, and the subsequent aging test is facilitated. When the circuit board needs to be unloaded, only the handle 12 is required to be pulled to be far away from the base 1, namely the driving plate 11 synchronously applies pulling force to the two positioning columns 21, the end parts of the positioning columns 21 are separated from the positioning grooves 23, the pressing columns 3 are loosened, the cover plate 2 is in a loose state and is convenient to open, the pressing seat 4 is separated from the wedge block 13, the elongated spring II 17 returns, the driving positioning plate 16 returns, the circuit board is in a loose state and is convenient to take out from the limiting groove 7, and the circuit board is flexible and convenient to operate and high in practicability.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 an ageing frock is used in circuit board detection, its characterized in that includes base (1) and connects in apron (2) of base (1) tip, the top of base (1) is provided with and circuit board assorted spacing groove (7), be connected with elastic supporting mechanism in spacing groove (7), base (1) are connected with locking mechanism, positioning mechanism, locking mechanism is used for apron (2) locking, positioning mechanism is used for the circuit board location, and positioning mechanism includes wedge (13), actuating post (18), locating plate (16), spring two (17) are used for driving locating plate (16) to the direction removal of keeping away from wedge (13), the both ends of actuating post (18) link to each other with locating plate (16), wedge (13), apron (2) are connected with and wedge (13) assorted pressing seat (4).

When the cover plate (2) is in a closed state, the locking mechanism is connected with the cover plate (2), the pressing seat (4) presses the wedge-shaped block (13), the positioning plate (16) presses one side of the circuit board, and the other side of the circuit board is connected with the elastic supporting mechanism.

2. The aging fixture for circuit board detection according to claim 1, wherein the elastic supporting mechanism comprises a baffle (8), two telescopic rods (14) and two first springs (15), two ends of the telescopic rods (14) are connected with the baffle (8) and the base (1), the first springs (15) are sleeved on the corresponding telescopic rods (14), and two ends of the first springs (15) are connected with the baffle (8) and the base (1).

3. The ageing fixture for circuit board detection according to claim 2, wherein the baffle plate (8) is slidably connected to the limit groove (7).

4. The ageing frock is used in circuit board detection according to claim 1, characterized in that, locking mechanism includes two reference column (21), two spring three (22), drive plate (11), handle (12), two reference column (21) relative distribution, the one end of reference column (21) links to each other with drive plate (11), handle (12) are connected in the midpoint department of drive plate (11), spring three (22) cover is in reference column (21), and the both ends of spring three (22) link to each other with drive plate (11), base (1), apron (2) are connected with and press post (3), press post (3) are provided with constant head tank (23), and press the top of post (3) to be provided with the chamfer, and when apron (2) are closed, the other end of reference column (21) links to each other with constant head tank (23).

5. The aging fixture for circuit board detection according to claim 4, wherein two connecting grooves (10) are formed in the top of the base (1), the positioning column (21) is slidably connected with the base (1), the other end of the positioning column (21) is located in the corresponding connecting groove (10), and an inclined plane two (20) are formed in the other end of the positioning column (21).

6. The ageing fixture for circuit board detection according to claim 1, wherein a guide groove (6) for guiding a positioning plate (16) is formed in the top of the base (1), and the guide groove (6) is communicated with the limiting groove (7).

7. The aging fixture for circuit board detection according to claim 1, wherein a fixing groove (9) is formed in the top of the base (1), the wedge block (13) is slidably connected to the fixing groove (9), and an inclined plane I (19) is formed in one side of the wedge block (13).

8. The aging fixture for circuit board detection according to claim 7, wherein the second spring (17) is located in the fixing groove (9), and two ends of the second spring (17) are connected with the locating plate (16) and the ends of the fixing groove (9).

9. The aging fixture for circuit board detection according to claim 1, wherein the cover plate (2) is connected with a plurality of ejector pins (5), and when the cover plate (2) is closed, the end parts of the ejector pins (5) are connected with the circuit board.