CN215698679U

CN215698679U - PCB welding fixture

Info

Publication number: CN215698679U
Application number: CN202121737241.6U
Authority: CN
Inventors: 吴丹丹
Original assignee: Hefei Zhixian Intelligent Technology Co ltd
Current assignee: Hefei Zhixian Intelligent Technology Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-02-01
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses a PCB welding fixture, which relates to the technical field of PCB clamping and comprises a base, wherein a sliding groove is formed in the surface of the base, sliding blocks are arranged at two ends inside the sliding groove, electric telescopic rods are arranged on the upper surface of each sliding block, supporting plates are fixedly arranged at the movable ends of the tops of the electric telescopic rods, clamping frames are respectively arranged on one sides, close to each other, of the two supporting plates, clamping plates are arranged inside the clamping frames, a stud is fixedly connected to the upper surface of each clamping plate and penetrates through a first through hole formed in the top surface of the top plate of the clamping frame, and a nut is arranged on the surface of the stud, which is located on the upper end face of the clamping frame. The PCB clamping fixture has the advantages of simple structure, low manufacturing cost, good clamping effect on the PCB, difficult deflection of the PCB during welding operation, capability of clamping PCBs with different sizes and thicknesses, convenience for turning the PCB, convenience for operation, high practicability and capability of being widely applied to welding operation.

Description

PCB welding fixture

Technical Field

The utility model relates to the technical field of PCB clamping, in particular to a PCB welding clamp.

Background

The PCB is also called a PCB, and is one of the main carriers of electronic components, and when manufacturing the PCB, various electronic components are usually required to be mounted on the PCB, and then fixed by soldering, so that a welding fixture is required to clamp the PCB for facilitating the welding.

The unable regulation of current welding jig's centre gripping scope can only carry out the centre gripping to the PCB board of fixed dimension generally, and practicality is lower, and two surfaces of PCB board all will carry out welding process, if the PCB board that will weld the good one side takes off from anchor clamps turn-over centre gripping again, troublesome poeration, inefficiency.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the related art, the utility model provides a PCB welding clamp to overcome the technical problems in the prior related art.

The technical scheme of the utility model is realized as follows:

the utility model provides a PCB board welding jig, includes the base, the spout has been seted up on the base surface, the inside both ends of spout all are provided with the slider, the slider upper surface all is provided with electric telescopic handle, the equal fixed mounting in electric telescopic handle's top expansion end has the extension board, two one side that the extension board is close to each other is provided with the holding frame respectively, the inside splint that are provided with of holding frame, splint upper surface fixedly connected with double-screw bolt, the double-screw bolt runs through the first through-hole that the holding frame top plate surface set up, the double-screw bolt surface is located holding frame up end department is provided with the nut.

Furthermore, the clamping frame is externally close to one side fixedly connected with pivot of extension board, pivot one end is provided with the limiting plate, limiting plate fixed surface installs first handle, the extension board surface runs through and is provided with the second through-hole, the pivot is rotated and is connected inside the second through-hole.

Furthermore, the surface of the limiting plate is provided with a mounting hole in a penetrating mode, and an L-shaped limiting pin is movably clamped inside the mounting hole.

Further, the inside two-way threaded rod that is provided with of spout just two-way threaded rod end runs through respectively the lateral wall of spout, the slider spiro union respectively the two-way threaded rod both ends, two-way threaded rod is located the outside both ends of base all are provided with the stopper, the equal fixed mounting in stopper surface has the second handle.

Further, the surface of the bottom plate inside the clamping frame is provided with a first rubber pad, the lower surface of the clamping plate is provided with a second rubber pad, and the PCB is arranged between the first rubber pad and the second rubber pad at two ends.

The utility model has the beneficial effects that: by means of the technical scheme, one end of the PCB to be welded is placed in one of the clamping frames, the nut is rotated to adjust the height of the clamping plate, the clamping plate and the bottom plate of the clamping frame clamp the end of the PCB, the second handle is shaken to drive the two sliding blocks to approach each other along the bidirectional threaded rod, the end of the PCB which is not clamped is directly clamped into the other clamping frame, the end of the PCB is clamped by repeated operation, and the clamping frames at the two ends synchronously drive the PCB to ascend and descend to a proper height through the electric telescopic rod, so that the upper surface of the PCB can be welded; after the welding is accomplished, when needing to carry out the turn-over to it, pull out L shape spacer pin, remove spacingly, wave first handle, under the normal running fit of pivot and second through-hole, drive the holding frame and rotate, and then drive the upset of PCB board, the holding frame rotates when another surface up to the PCB board, inserts inside the mounting hole with L shape spacer pin, makes the rigidity of holding frame, and the PCB board remains stable, can weld the upper surface of PCB board. The PCB clamping fixture has the advantages of simple structure, low manufacturing cost, good clamping effect on the PCB, difficult deflection of the PCB during welding operation, capability of clamping PCBs with different sizes and thicknesses, convenience for turning the PCB, convenience for operation, high practicability and capability of being widely applied to welding operation.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a partial assembly elevation view according to an embodiment of the present invention;

FIG. 3 is a schematic illustration of a plate construction according to an embodiment of the utility model;

fig. 4 is a schematic structural view of a holder according to an embodiment of the present invention.

In the figure:

1. a base; 2. a chute; 3. a slider; 4. an electric telescopic rod; 5. a support plate; 6. a clamping frame; 7. a splint; 8. a stud; 9. a first through hole; 10. a nut; 11. a rotating shaft; 12. a limiting plate; 13. a first grip; 14. a second through hole; 15. mounting holes; 16. an L-shaped limit pin; 17. a bidirectional threaded rod; 18. a limiting block; 19. a second grip; 20. a first rubber pad; 21. and a second rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.

According to an embodiment of the present invention, there is provided a PCB board welding jig.

As shown in fig. 1 to 4, the PCB welding fixture according to the embodiment of the utility model comprises a base 1, a chute 2 is formed in the surface of the base 1, sliders 3 are respectively arranged at two ends inside the chute 2, an electric telescopic rod 4 is respectively arranged on the upper surface of each slider 3, support plates 5 are respectively fixedly arranged at the movable end of the top of each electric telescopic rod 4, clamping frames 6 are respectively arranged on one sides of the two support plates 5 close to each other, a clamping plate 7 is arranged inside each clamping frame 6, a stud 8 is fixedly connected to the upper surface of each clamping plate 7, the stud 8 penetrates through a first through hole 9 formed in the surface of a top plate of the clamping frame 6, a nut 10 is arranged on the surface of the stud 8 and located on the upper end face of the clamping frame 6, the PCB is clamped by the clamping plates 7 and the bottom plates of the clamping frames 6, and the height of the clamping plates 7 can be adjusted by rotating the nut 10, so that the PCB with different thicknesses can be clamped between the clamping plates 7 and the bottom plates of the clamping frames 6.

In one embodiment, for the above-mentioned holding frame 6, a rotating shaft 11 is fixedly connected to a side of the outside of the holding frame 6 close to the supporting plate 5, a limiting plate 12 is disposed at one end of the rotating shaft 11, a first grip 13 is fixedly mounted on a surface of the limiting plate 12, a second through hole 14 is penetratingly disposed on a surface of the supporting plate 5, the rotating shaft 11 is rotatably connected inside the second through hole 14, and under the rotation fit of the rotating shaft 11 and the second through hole 14, the holding frame 6 can be driven to rotate by shaking the first grip 13, so as to drive the PCB to turn.

In one embodiment, for the limiting plate 12, the surface of the limiting plate 12 is provided with a mounting hole 15 through which the PCB board is inserted, an L-shaped limiting pin 16 is movably clamped inside the mounting hole 15, when the clamping frame 6 rotates until one surface of the PCB board faces upward, an inner wall surface of one side of the mounting hole 15 is flush with the lower surface or the lower surface of the supporting plate 5, and the position of the clamping frame 6 can be fixed by inserting the L-shaped limiting pin 16, so that the PCB board can be kept stable.

In an embodiment, to above-mentioned spout 2, spout 2 is inside to be provided with two-way threaded rod 17 and two-way threaded rod 17 end runs through the lateral wall of spout 2 respectively, slider 3 connects at two-way threaded rod 17 both ends respectively in the spiro union, two-way threaded rod 17 is located the outside both ends of base 1 and all is provided with stopper 18, the equal fixed mounting in stopper 18 surface has second handle 19, can drive two sliders 3 and be close to or keep away from each other along two-way threaded rod 17 through waveing second handle 19, and then make the length of distance adaptation PCB board between two holding frame 6.

In one embodiment, for the above-mentioned holding frame 6, the first rubber pad 20 is disposed on the inner bottom surface of the holding frame 6, the second rubber pad 21 is disposed on the lower surface of the clamping plate 7, and the PCB board is disposed between the first rubber pad 20 and the second rubber pad 21 at both ends, and under the action of the first rubber pad 20 and the second rubber pad 21, the PCB board can be stably held to prevent the deviation.

In summary, according to the above technical solution of the present invention, one end of a PCB to be soldered is placed inside one of the clamping frames 6, the nut 10 is rotated to adjust the height of the clamping plate 7, so that the clamping plate 7 and the bottom plate of the clamping frame 6 clamp the end of the PCB, the second handle 19 is shaken to drive the two sliders 3 to approach each other along the bidirectional threaded rod 17, the unclamped end of the PCB is directly clamped into the other clamping frame 6, the end of the PCB is clamped by repeated operations, and the clamping frames 6 at the two ends synchronously drive the PCB to ascend and descend to a proper height through the electric telescopic rod 4, so as to solder the upper surface of the PCB; after the welding is completed, when the PCB needs to be turned over, the L-shaped limiting pin 16 is pulled down, the limiting is removed, the first handle 13 is shaken, the clamping frame 6 is driven to rotate under the rotating fit of the rotating shaft 11 and the second through hole 14, the PCB is driven to turn over, when the clamping frame 6 rotates to the other surface of the PCB upwards, the L-shaped limiting pin 16 is inserted into the mounting hole 15, the position of the clamping frame 6 is fixed, the PCB is kept stable, and the upper surface of the PCB can be welded.

Has the advantages that: the PCB clamping fixture has the advantages of simple structure, low manufacturing cost, good clamping effect on the PCB, difficult deflection of the PCB during welding operation, capability of clamping PCBs with different sizes and thicknesses, convenience for turning the PCB, convenience for operation, high practicability and capability of being widely applied to welding operation.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A PCB welding jig comprising: base (1), its characterized in that, spout (2) have been seted up on base (1) surface, spout (2) inside both ends all are provided with slider (3), slider (3) upper surface all is provided with electric telescopic handle (4), the equal fixed mounting of top expansion end of electric telescopic handle (4) has extension board (5), two one side that extension board (5) are close to each other is provided with holding frame (6) respectively, inside splint (7) that are provided with of holding frame (6), fixed surface is connected with double-screw bolt (8) on splint (7), double-screw bolt (8) run through first through-hole (9) that holding frame (6) roof surface set up, double-screw bolt (8) surface is located holding frame (6) up end department is provided with nut (10).

2. The PCB welding fixture according to claim 1, wherein a rotating shaft (11) is fixedly connected to one side of the outer portion of the clamping frame (6) close to the support plate (5), a limiting plate (12) is arranged at one end of the rotating shaft (11), a first handle (13) is fixedly mounted on the surface of the limiting plate (12), a second through hole (14) is arranged on the surface of the support plate (5) in a penetrating manner, and the rotating shaft (11) is rotatably connected inside the second through hole (14).

3. The PCB welding fixture according to claim 2, wherein a mounting hole (15) is formed in the surface of the limiting plate (12) in a penetrating manner, and an L-shaped limiting pin (16) is movably clamped inside the mounting hole (15).

4. The PCB welding fixture according to claim 1, wherein a bidirectional threaded rod (17) is arranged inside the sliding chute (2), the tail end of the bidirectional threaded rod (17) penetrates through the side wall of the sliding chute (2) respectively, the sliding blocks (3) are screwed at two ends of the bidirectional threaded rod (17) respectively, two ends of the bidirectional threaded rod (17) located outside the base (1) are provided with limit blocks (18), and the surfaces of the limit blocks (18) are fixedly provided with second handles (19).

5. The PCB welding fixture according to claim 1, wherein a first rubber gasket (20) is arranged on the inner bottom surface of the clamping frame (6), a second rubber gasket (21) is arranged on the lower surface of the clamping plate (7), and the PCB is arranged between the first rubber gasket (20) and the second rubber gasket (21) at two ends.