CN217253881U

CN217253881U - PCBA assists welding jig

Info

Publication number: CN217253881U
Application number: CN202220761586.3U
Authority: CN
Inventors: 陈俊涛; 向军华; 莫红胜
Original assignee: Zhuhai Ruijiang Electronic Co ltd
Current assignee: Zhuhai Ruijiang Electronic Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-08-23
Anticipated expiration: 2032-04-02

Abstract

The utility model discloses a PCBA assists welding jig, comprising a base plate, the first recess has been seted up to the bottom plate is inside, the inside fixedly connected with dead lever of first recess, the dead lever outer wall rotates and is connected with the bull stick, bull stick outer wall fixedly connected with ring. The utility model discloses a set up the ring at the bull stick outer wall, at the inside fixed plate that sets up of spread groove, set up the stable tank inside the fly leaf, set up the spring between baffle and stable tank, make the baffle extrude the block pole all the time, the utility model discloses in, at the supplementary welding jig during operation of PCBA, the user has the probability to carry out the mistake touching to the supplementary welding jig of PCBA, can not make the supplementary welding jig of PCBA remove, and then makes PCBA board welding error probability greatly reduced appear, leads to PCBA board welding defective rate to reduce.

Description

PCBA assists welding jig

Technical Field

The utility model relates to the field of welding technique, specifically be a supplementary welding jig of PCBA.

Background

The PCBA board is named as a printed circuit board, also called as a printed circuit board and a printed circuit board, is an important electronic component, is a support body of an electronic element, and is a provider for connecting electronic component circuits. It is called a "printed" circuit board because it is made using electronic printing techniques. Before the advent of printed circuit boards, interconnections between electronic components were completed by direct wire connections. When the printed circuit board is welded, a PCB auxiliary welding-assistant jig is needed;

at present, when the supplementary welding jig of PCBA on the market is using, directly put the supplementary welding jig of PCBA on the desk that uses, put the PCBA board that will weld on the supplementary welding jig of PCBA again, carry out the centre gripping fixed, then weld the PCBA board, during the supplementary welding jig of PCBA during operation, the user has the probability to the supplementary welding jig of PCBA mistake touching, cause the supplementary welding jig of PCBA to remove, and then make the PCBA board welding error appear, lead to the PCBA board welding defective rate to increase.

Therefore, a PCBA auxiliary welding jig is provided.

Disclosure of Invention

An object of the utility model is to provide a supplementary welding jig of PCBA to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a PCBA auxiliary welding jig comprises a bottom plate;

the fixing block is fixedly connected to the top of the bottom plate;

the fixing groove is formed in the top of the bottom plate and is positioned on one side of the fixing block;

the novel rotary table is characterized in that a first groove is formed in the bottom plate, a fixed rod is fixedly connected to the inside of the first groove, a rotary rod is connected to the outer wall of the fixed rod in a rotating mode, a circular ring is fixedly connected to the outer wall of the rotary rod, a connecting plate is fixedly connected to the outer wall of the circular ring, a first connecting rod is hinged to the outer wall of the connecting plate, a second connecting rod is hinged to the outer wall of the first connecting rod, a connecting groove is formed in the outer wall of the bottom plate and communicated with the first groove, a fixing plate is slidably connected to the inside of the connecting groove, a round hole is formed in the outer wall of the fixing plate, one end of the second connecting rod is fixedly connected with the outer wall of the fixing plate, a second groove is formed in the bottom plate, one end of the rotary rod penetrates through the inside of the second groove, one end of the rotary rod, penetrates through the outer wall of the bottom plate, and is rotatably connected with the bottom plate.

Further, the outer wall of the rotating rod is fixedly connected with a movable plate, a stable groove is formed in the movable plate, a baffle is connected in the stable groove in a sliding mode, a spring is arranged between one side of the outer wall of the baffle and the stable groove, and the baffle can return to an initial position due to the addition of the spring.

Furthermore, a clamping groove is formed in the second groove, a clamping rod is fixedly connected to one side, away from the spring, of the outer wall of the baffle plate, the bottom end of the clamping rod penetrates through the outer wall of the movable plate, the clamping rod is connected with the movable plate in a sliding mode, one end of the clamping rod is clamped with the clamping groove, and the rotating rod can be fixed due to the fact that the clamping rod is added.

Furthermore, a third groove is formed in the fixing block, a sliding groove is formed in the outer wall of the fixing block, the sliding groove is communicated with the third groove, a motor is fixedly connected into the third groove, a reciprocating lead screw is fixedly connected to one end of an output shaft of the motor, a moving block is connected to the outer wall of the reciprocating lead screw through threads, and the sliding groove is added to limit the motion track of the sliding plate.

Furthermore, a sliding plate is fixedly connected to one side of the outer wall of the moving block and is in sliding connection with the sliding groove, a squeezing plate is fixedly connected to one end, away from the outer wall of the moving block, of the sliding plate, and the position of an article can be fixed due to the addition of the squeezing plate.

Furthermore, the inside fixedly connected with singlechip of third recess, the inside fixedly connected with pressure sensor of fixed slot, pressure sensor and singlechip electric connection, singlechip and motor electric connection make the singlechip can make the motor rotate through pressure sensor.

Compared with the prior art, the beneficial effects of the utility model are that:

1. a supplementary welding jig of PCBA can make this supplementary welding jig's position fix, through set up the ring at the bull stick outer wall, at the inside fixed plate that sets up of spread groove, at the inside stable groove that sets up of fly leaf, set up the spring between baffle and stable groove, make the baffle extrude the block pole all the time, the utility model discloses in, during supplementary welding jig of PCBA work, the user has the probability to assist welding jig of PCBA and miss the touching, can not make supplementary welding jig of PCBA remove, and then makes PCBA board welding error probability greatly reduced, leads to PCBA board welding defective rate to reduce.

2. A PCBA assists welding jig, can make article obtain effectively fixed, through setting up the motor in that the third recess is inside, sets up reciprocal lead screw in motor output shaft one end, sets up the slide at the movable block outer wall, sets up the stripper plate at the slide outer wall, sets up pressure sensor in the fixed slot is inside, makes the singlechip can pass through pressure sensor transmission signal, starts the motor, in, when needing to the article centre gripping, only need to put into article fixed slot inside can.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a bottom sectional view of a first groove of the present invention;

FIG. 3 is a front view of the ring of the present invention;

fig. 4 is a front view of a second groove of the present invention;

fig. 5 is a cross-sectional view of a third groove of the present invention.

In the figure: 1. a base plate; 2. a fixed block; 3. fixing grooves; 4. a first groove; 5. a fixing rod; 6. a rotating rod; 7. a circular ring; 8. a connecting plate; 9. a first connecting rod; 10. a second connecting rod; 11. connecting grooves; 12. a fixing plate; 13. a circular hole; 14. a second groove; 15. a movable plate; 16. a stabilizing slot; 17. a baffle plate; 18. a spring; 19. a clamping groove; 20. a clamping rod; 21. a third groove; 22. a chute; 23. a motor; 24. a reciprocating screw; 25. a moving block; 26. a slide plate; 27. a pressing plate; 28. a single chip microcomputer; 29. a pressure sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model provides a PCBA auxiliary welding jig, technical scheme as follows:

a PCBA auxiliary welding jig comprises a bottom plate 1;

the fixed block 2 is fixedly connected to the top of the bottom plate 1;

the fixing groove 3 is formed in the top of the bottom plate 1, and the fixing groove 3 is located on one side of the fixing block 2;

first recess 4 has been seted up to 1 inside of bottom plate, the inside fixedly connected with dead lever 5 of

first recess

4, 5 outer wall rotations of dead lever are connected with

bull stick

6, 6 outer wall fixedly connected with rings 7 of bull stick, 7 outer wall fixedly connected with connecting plate 8 of rings, 8 outer walls of connecting plate articulate there is

head rod

9, 9 outer walls of head rod articulate there is second connecting rod 10, spread groove 11 has been seted up to 1 outer wall of bottom plate, spread groove 11 and first recess 4 intercommunication, 11 inside sliding connection of spread groove has fixed plate 12, round hole 13 has been seted up to 12 outer walls of fixed plate, 10 one end of second connecting rod and 12 outer wall fixed connection of fixed plate, 1 inside second recess 14 has been seted up to bottom plate, 6 one end of bull stick runs through inside second recess 14, bull stick 6 keeps away from 14 one end of second recess and runs through 1 outer wall of bottom plate, bull stick 6 rotates with bottom plate 1 to be connected.

In a preferred embodiment, a movable plate 15 is fixedly connected to an outer wall of the rotating rod 6, a stabilizing groove 16 is formed in the movable plate 15, a baffle plate 17 is slidably connected to the interior of the stabilizing groove 16, a spring 18 is arranged between one side of the outer wall of the baffle plate 17 and the stabilizing groove 16, and when the baffle plate 17 moves in the stabilizing groove 16, the spring 18 is pressed by the baffle plate 17.

In a preferred embodiment, an engaging groove 19 is formed in the second groove 14, an engaging rod 20 is fixedly connected to a side of an outer wall of the baffle 17 away from the spring 18, a bottom end of the engaging rod 20 penetrates through an outer wall of the movable plate 15, the engaging rod 20 is slidably connected with the movable plate 15, one end of the engaging rod 20 is engaged with the engaging groove 19, and the engaging rod 20 and the engaging groove 19 are separated and engaged, so that a motion trajectory of the rotating rod 6 can be suspended equidistantly.

The utility model discloses a theory of operation: when the device is used, the rotating rod 6 is rotated, the rotating rod 6 and the fixed rod 5 rotate, the rotating rod 6 drives the circular ring 7 to rotate, the circular ring 7 drives the connecting plate 8 to move, the connecting plate 8 makes circular motion, the connecting plate 8 drives the first connecting rod 9 to move, the first connecting rod 9 drives the second connecting rod 10 to move, the second connecting rod 10 makes sliding motion in the first groove 4, the second connecting rod 10 drives the fixed plate 12 to move, the fixed plate 12 makes sliding motion in the connecting groove 11, the rotating rod 6 drives the movable plate 15 to move, the movable plate 15 makes circular motion, the movable plate 15 drives the clamping rod 20 to move, the clamping rod 20 makes circular motion in the second groove 14, when one end of the clamping rod 20 reaches the position above the clamping groove 19 from the second groove 14, the extrusion force of the spring 18 extrudes the baffle 17, meanwhile, the baffle 17 slides in the stabilizing groove 16, the baffle 17 drives the clamping rod 20 to move, one end of the clamping rod 20 enters the clamping groove 19, when the clamping rod 20 slides into the second groove 14 from the inside of the clamping groove 19 under the action of external force, the clamping rod 20 drives the baffle 17 to move, the baffle 17 slides in the stabilizing groove 16, the baffle 17 can extrude the spring 18 at the same time, when the fixing plate 12 moves out of the connecting groove 11 to reach a proper position, the rotating rod 6 stops rotating, one end of the clamping rod 20 is clamped with the clamping groove 19 at the moment, and then the bolt enters the round hole 7, so that the bolt is fixed with the desktop.

Referring to fig. 1-5, the present invention provides a technical solution: third recess 21 has been seted up to 2 inside fixed blocks, spout 22 has been seted up to 2 outer walls of fixed block, spout 22 and third recess 21 intercommunication, the inside fixedly connected with motor 23 of third recess 21, the reciprocal lead screw 24 of motor 23 output shaft one end fixedly connected with, the outer wall of reciprocal lead screw 24 has movable block 25 through threaded connection, during the rotation of reciprocal lead screw 24, reciprocal lead screw 24 can drive movable block 25 and move.

In a preferred embodiment, a sliding plate 26 is fixedly connected to one side of the outer wall of the moving block 25, the sliding plate 26 is slidably connected to the chute 22, a squeezing plate 27 is fixedly connected to one end of the sliding plate 26, which is far away from the outer wall of the moving block 25, and when the sliding plate 26 moves inside the chute 22, the sliding plate 26 drives the squeezing plate 27 to squeeze the articles.

In a preferred embodiment, a single chip 28 is fixedly connected inside the third groove 21, a pressure sensor 29 is fixedly connected inside the fixing groove 3, the pressure sensor 29 is electrically connected with the single chip 28, and the single chip 28 is electrically connected with the motor 23, so that the single chip 28 can rotate the motor 23 through the pressure sensor 29.

The utility model discloses a theory of operation: when the device is used and an article needs to be clamped, the article is placed above the pressure sensor 29 and extrudes the pressure sensor 29, the signal is transmitted to the single chip microcomputer 28 by the pressure sensor 29, the single chip microcomputer 28 sends a signal to the electric motor 23 to enable the motor 23 to rotate, the output shaft of the motor 23 drives the reciprocating lead screw 24 to rotate, the reciprocating lead screw 24 drives the two moving blocks 25 to move relatively, the moving blocks 25 drive the sliding plate 26 to move, so that the sliding plate 26 slides in the sliding groove 22, the sliding plate 26 drives the extrusion plates 27 to move, so that the two extrusion plates 27 extrude the article, and when the two extrusion plates 27 clamp the article, the motor 23 stops rotating.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A PCBA auxiliary welding jig comprises a bottom plate (1);

the fixed block (2) is fixedly connected to the top of the bottom plate (1);

the fixing groove (3) is formed in the top of the bottom plate (1), and the fixing groove (3) is located on one side of the fixing block (2);

the method is characterized in that:

a first groove (4) is formed in the bottom plate (1), a fixed rod (5) is fixedly connected in the first groove (4), a rotating rod (6) is connected to the outer wall of the fixed rod (5) in a rotating mode, a circular ring (7) is fixedly connected to the outer wall of the rotating rod (6), a connecting plate (8) is fixedly connected to the outer wall of the circular ring (7), a first connecting rod (9) is hinged to the outer wall of the connecting plate (8), a second connecting rod (10) is hinged to the outer wall of the first connecting rod (9), a connecting groove (11) is formed in the outer wall of the bottom plate (1), the connecting groove (11) is communicated with the first groove (4), a fixing plate (12) is slidably connected in the connecting groove (11), a round hole (13) is formed in the outer wall of the fixing plate (12), one end of the second connecting rod (10) is fixedly connected with the outer wall of the fixing plate (12), a second groove (14) is formed in the bottom plate (1), one end of the rotating rod (6) penetrates through the interior of the second groove (14), one end, far away from the second groove (14), of the rotating rod (6) penetrates through the outer wall of the bottom plate (1), and the rotating rod (6) is rotatably connected with the bottom plate (1).

2. The PCBA auxiliary welding jig as recited in claim 1, wherein: the outer wall of the rotating rod (6) is fixedly connected with a movable plate (15), a stable groove (16) is formed in the movable plate (15), a baffle (17) is connected to the inside of the stable groove (16) in a sliding mode, and a spring (18) is arranged between one side of the outer wall of the baffle (17) and the stable groove (16).

3. The PCBA auxiliary welding jig as recited in claim 2, wherein: the clamping groove (19) is formed in the second groove (14), a clamping rod (20) is fixedly connected to one side, away from the spring (18), of the outer wall of the baffle plate (17), the bottom end of the clamping rod (20) penetrates through the outer wall of the movable plate (15), the clamping rod (20) is connected with the movable plate (15) in a sliding mode, and one end of the clamping rod (20) is clamped with the clamping groove (19).

4. The PCBA auxiliary welding jig as recited in claim 1, wherein: the improved structure is characterized in that a third groove (21) is formed in the fixed block (2), a sliding groove (22) is formed in the outer wall of the fixed block (2), the sliding groove (22) is communicated with the third groove (21), a motor (23) is fixedly connected to the inner portion of the third groove (21), one end of an output shaft of the motor (23) is fixedly connected with a reciprocating lead screw (24), and the outer wall of the reciprocating lead screw (24) is connected with a moving block (25) through threads.

5. A PCBA assists welding jig according to claim 4, characterized in that: one side of the outer wall of the moving block (25) is fixedly connected with a sliding plate (26), the sliding plate (26) is connected with the sliding groove (22) in a sliding mode, and one end, far away from the outer wall of the moving block (25), of the sliding plate (26) is fixedly connected with a squeezing plate (27).

6. The PCBA auxiliary welding jig as recited in claim 4, wherein: the inner portion of the third groove (21) is fixedly connected with a single chip microcomputer (28), the inner portion of the fixing groove (3) is fixedly connected with a pressure sensor (29), the pressure sensor (29) is electrically connected with the single chip microcomputer (28), and the single chip microcomputer (28) is electrically connected with the motor (23).