CN215034864U - PCB welding fixture simple to operate - Google Patents

Abstract

The utility model belongs to the technical field of PCB board fixing, in particular to a PCB board welding clamp with simple operation, which aims at the prior PCB board welding clamp to clamp and fix both sides of a PCB board in sequence, and the method is easy to generate the situation that the PCB board deforms due to uneven stress, and when welding is carried out by changing the angle, a worker can only complete the process of re-assembling and disassembling the PCB board, thereby wasting time and being inconvenient to use, the utility model provides a scheme which comprises a bottom plate, a first supporting plate and a second supporting plate are respectively and fixedly arranged on both sides of the top of the bottom plate, an inner rod of a telescopic rod is rotatably connected on the first supporting plate, a fixed rod is rotatably arranged on the second supporting plate, the utility model can simultaneously clamp and fix both sides of the PCB board, so that the stress on both sides is more uniform, and when the worker needs to weld from different angles, the clamping is not needed to be carried out again, so that the time is saved, and the use is convenient.

Description

PCB welding fixture simple to operate

Technical Field

The utility model relates to a fixed technical field of PCB board especially relates to a PCB board welding jig of easy operation.

Background

The printed circuit board is generally represented by "PCB", which is also called printed circuit board, short printed board, using an insulating board as a base material, cutting into a certain size, at least attaching a conductive pattern thereon, and distributing holes (such as element holes, fastening holes, metallized holes, etc.), so as to replace the chassis of the electronic components of the conventional device, and to realize the interconnection between the electronic components.

The existing PCB welding clamp clamps and fixes two sides of a PCB in sequence, the method is easy to deform the PCB due to uneven stress, and when the angle needs to be changed for welding, a worker can only complete the welding by re-assembling and disassembling the PCB, so that the time is wasted, and the PCB welding clamp is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving current PCB board welding jig and pressing from both sides tightly fixedly to the both sides of PCB board in proper order, and this kind of method takes place easily because of the inequality situation that makes the PCB board take place deformation of atress, and when needs change the angle and weld, and the staff can only accomplish through loading and unloading the PCB board again, waste time, inconvenient shortcoming of using, and the PCB board welding jig of an easy operation who provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a PCB welding fixture with simple operation comprises a bottom plate, wherein a first supporting plate and a second supporting plate are respectively and fixedly arranged on two sides of the top of the bottom plate, an inner rod of a telescopic rod is rotatably connected to the first supporting plate, a fixed rod is rotatably arranged on the second supporting plate, the outer rod of the telescopic rod and the fixed rod are provided with the same clamping mechanism, the clamping mechanism comprises two box bodies, two clamping plates, two lead screws, a first placing plate, a second placing plate and a stabilizing plate, the two box bodies are respectively arranged on the outer rod of the telescopic rod and the fixed rod, the two clamping plates are slidably arranged in the two box bodies, the two lead screws are rotatably arranged in the two box bodies, the two clamping plates are in threaded connection with the two lead screws, the first placing plate and the second placing plate are respectively and fixedly arranged on the two box bodies, the first placing plate is of a hollow structure, and one end of the stabilizing plate is fixedly connected with the second placing plate, the other end of the stabilizing plate is connected with the first placing plate in a sliding mode, and the outer rod and the fixing rod of the telescopic rod are provided with transmission mechanisms.

Preferably, drive mechanism includes movable screw, stabilizer bar, clamping screw, two meshing gears, connecting rod, spliced pole, pendulum rod, movable screw rotates and installs on the outer pole of telescopic link, movable screw is hollow structure, the one end and the movable screw sliding connection of stabilizer bar, clamping screw rotates and installs on the dead lever, the other end and the clamping screw fixed connection of stabilizer bar, two meshing gear and two lead screw fixed connection, two meshing gears respectively with movable screw and the thread tooth intermeshing on the clamping screw, connecting rod and clamping screw fixed connection, spliced pole and dead lever fixed connection, the pendulum rod slides and sets up on the spliced pole.

Preferably, the one end fixed mounting of connecting rod has the carousel, the draw-in groove has been seted up on the carousel, slidable mounting has the card post on the spliced pole, fixed mounting has the spring on the spliced pole, and spring and card post fixed connection.

Preferably, a clamping block is fixedly mounted on the second supporting plate, and the clamping block is an arc-shaped block.

Compared with the prior art, the utility model has the advantages of:

(1) this scheme is owing to set up box body, splint, lead screw, first board, the board is placed to the second, movable screw, stabilizer bar, clamping screw and meshing gear's mutually supporting, can press from both sides the both sides of PCB board simultaneously and press from both sides tightly fixed, makes both sides atress more even, avoids taking place deformation because of the inhomogeneous messenger PCB board of atress, influences welding quality.

(2) This scheme is owing to set up the mutually supporting of steadying plate, carousel, spliced pole, pendulum rod, card post, spring, draw-in groove and fixture block, enables the PCB board and carries out the transform of angle, when making the staff need follow different angle welding, need not the clamping again, facilitates the use.

(3) This scheme can not take place the dead condition of card when the loop bar of pulling telescopic link makes two box bodys be close owing to set up mutually supporting of steadying plate and stabilizer bar, can not influence subsequent operation to make clamping mechanism can be more stable when the transform angle.

The utility model discloses can press from both sides the both sides of PCB board simultaneously and press from both sides tightly fixed, make both sides atress more even, and when the staff need follow different angle weldings, need not be clamping again, save time facilitates the use.

Drawings

Fig. 1 is a schematic structural view of a PCB welding jig with simple operation according to the present invention;

fig. 2 is a schematic diagram of a side view of a fixture block of a PCB welding fixture with simple operation according to the present invention;

fig. 3 is a schematic view of a three-dimensional structure of the PCB welding jig with simple operation, in which the movable screw is connected with the connecting rod;

fig. 4 is a schematic view of a partial three-dimensional structure of a clamping mechanism of a PCB welding fixture with simple operation.

In the figure: 1. a base plate; 2. a first support plate; 3. a second support plate; 4. a telescopic rod; 5. fixing the rod; 6. a box body; 7. a splint; 8. a screw rod; 9. a first placing plate; 10. a second placing plate; 11. a stabilizing plate; 12. a movable screw; 13. a stabilizer bar; 14. fixing the screw rod; 15. a meshing gear; 16. a connecting rod; 17. a turntable; 18. connecting columns; 19. a swing rod; 20. clamping the column; 21. a spring; 22. a card slot; 23. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.

Referring to fig. 1-4, a PCB welding fixture with simple operation comprises a bottom plate 1, a first supporting plate 2 and a second supporting plate 3 are respectively and fixedly installed on two sides of the top of the bottom plate 1, an inner rod of a telescopic rod 4 is rotatably connected to the first supporting plate 2, a fixing rod 5 is rotatably installed on the second supporting plate 3, the outer rod of the telescopic rod 4 and the fixing rod 5 are provided with the same clamping mechanism, the clamping mechanism comprises two box bodies 6, two clamping plates 7, two screw rods 8, a first placing plate 9, a second placing plate 10 and a stabilizing plate 11, the two box bodies 6 are respectively arranged on the outer rod of the telescopic rod 4 and the fixing rod 5, the two clamping plates 7 are slidably arranged in the two box bodies 6, the two screw rods 8 are rotatably installed in the two box bodies 6, the two clamping plates 7 are in threaded connection with the two screw rods 8, the first placing plate 9 and the second placing plate 10 are respectively and fixedly installed on the two box bodies 6, first place board 9 and be hollow structure, the one end and the second of steadying plate 11 place board 10 fixed connection, the other end and the first board 9 sliding connection of placing of steadying plate 11 are provided with drive mechanism on the outer pole of telescopic link 4 and the dead lever 5.

In this embodiment, the transmission mechanism includes a movable screw 12, a stabilizer bar 13, a fixed screw 14, two engaging gears 15, a connecting rod 16, a connecting column 18, and a swing rod 19, the movable screw 12 is rotatably installed on an outer rod of the telescopic rod 4, the movable screw 12 is a hollow structure, one end of the stabilizer bar 13 is slidably connected with the movable screw 12, the fixed screw 14 is rotatably installed on the fixed rod 5, the other end of the stabilizer bar 13 is fixedly connected with the fixed screw 14, the two engaging gears 15 are fixedly connected with the two screw rods 8, the two engaging gears 15 are respectively engaged with thread teeth on the movable screw 12 and the fixed screw 14, the connecting rod 16 is fixedly connected with the fixed screw 14, the connecting column 18 is fixedly connected with the fixed rod 5, and the swing rod 19 is slidably disposed on the connecting column 18.

In this embodiment, one end of the connecting rod 16 is fixedly mounted with a turntable 17, the turntable 17 is provided with a clamping groove 22, the connecting column 18 is slidably mounted with a clamping column 20, the connecting column 18 is fixedly mounted with a spring 21, and the spring 21 is fixedly connected with the clamping column 20.

In this embodiment, the fixture block 23 is fixedly mounted on the second support plate 3, and the fixture block 23 is an arc-shaped block.

In this embodiment, when the PCB clamping device is used, the outer rod of the telescopic rod 4 is pulled to move to a proper position, two sides of the PCB are respectively placed on the first placing plate 9 and the second placing plate 10, the clamping column 20 is pulled up, the rotary table 17 is rotated, the rotary table 17 drives the fixed screw 14 to rotate through the connecting rod 16, the fixed screw 14 drives the movable screw 12 to rotate through the stabilizing rod 13, the fixed screw 14 and the movable screw 12 drive the two meshing gears 15 to rotate, the two meshing gears 15 drive the two screw rods 8 to rotate, the two screw rods 8 drive the two clamping plates 7 to slide downwards, the PCB is clamped and fixed, the clamping column 20 is loosened, the clamping column 20 is inserted into the clamping groove 22 under the action of the spring 21 to be fixed, clamping of the PCB can be completed, when welding is required from other angles, the clamping block 23 is pulled out of the swing rod 19, the swing rod 19 is rotated by taking the connecting column 18 as an axis, the swing rod 19 drives the fixing column 5 to rotate through the connecting column 18, dead lever 5 drives clamping mechanism through steadying plate 11 and rotates to carry out the transform of angle, block pendulum rod 19 card once more and can accomplish the transform of angle in the fixture block 23, steadying plate 11 and stabilizer bar 13 respectively with first place board 9 and movable screw 12 sliding connection, when the loop bar of pulling telescopic link 4, can not take place the dead condition of card, can not influence subsequent operation, facilitate the use.

The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.

Claims (4)

1. A PCB welding fixture with simple operation comprises a bottom plate (1) and is characterized in that a first supporting plate (2) and a second supporting plate (3) are respectively and fixedly arranged at two sides of the top of the bottom plate (1), an inner rod of a telescopic rod (4) is rotatably connected to the first supporting plate (2), a fixed rod (5) is rotatably arranged on the second supporting plate (3), the outer rod of the telescopic rod (4) and the fixed rod (5) are provided with the same clamping mechanism, the clamping mechanism comprises two box bodies (6), two clamping plates (7), two screw rods (8), a first placing plate (9), a second placing plate (10) and a stabilizing plate (11), the two box bodies (6) are respectively arranged on the outer rod of the telescopic rod (4) and the fixed rod (5), the two clamping plates (7) are slidably arranged in the two box bodies (6), and the two screw rods (8) are rotatably arranged in the two box bodies (6), two splint (7) and two lead screw (8) threaded connection, first place board (9) and second place board (10) fixed mounting respectively on two box bodys (6), first place board (9) is hollow structure, board (10) fixed connection is placed with the second to the one end of steadying plate (11), the other end and the first board (9) sliding connection of placing of steadying plate (11), be provided with drive mechanism on outer pole and the dead lever (5) of telescopic link (4).

2. The PCB welding fixture with simple operation as claimed in claim 1, wherein the transmission mechanism comprises a movable screw (12), a stabilizer bar (13), a fixed screw (14), two engaging gears (15), a connecting rod (16), a connecting rod (18), and a swing rod (19), the movable screw (12) is rotatably mounted on the outer rod of the telescopic rod (4), the movable screw (12) is hollow, one end of the stabilizer bar (13) is slidably connected with the movable screw (12), the fixed screw (14) is rotatably mounted on the fixed rod (5), the other end of the stabilizer bar (13) is fixedly connected with the fixed screw (14), the two engaging gears (15) are fixedly connected with the two lead screws (8), the two engaging gears (15) are respectively engaged with the threads on the movable screw (12) and the fixed screw (14), the connecting rod (16) is fixedly connected with the fixing screw rod (14), the connecting column (18) is fixedly connected with the fixing rod (5), and the swing rod (19) is arranged on the connecting column (18) in a sliding mode.

3. The PCB welding fixture easy to operate according to claim 2, wherein a rotary table (17) is fixedly mounted at one end of the connecting rod (16), a clamping groove (22) is formed in the rotary table (17), a clamping column (20) is slidably mounted on the connecting column (18), a spring (21) is fixedly mounted on the connecting column (18), and the spring (21) is fixedly connected with the clamping column (20).

4. The PCB welding fixture easy to operate according to claim 1, wherein a clamping block (23) is fixedly installed on the second supporting plate (3), and the clamping block (23) is an arc-shaped block.

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