Wave-soldering board splitting jig

Abstract

The utility model discloses a wave soldering splitting jig which comprises a jig bottom plate and a jig cover plate, one end of the jig cover plate is hinged to the upper portion of the jig bottom plate through a hinge, a first through hole is formed in the jig cover plate, a first movable cover plate is arranged in the first through hole in a sliding mode, and a second movable cover plate is arranged in the first movable cover plate. The first movable cover plate and the second movable cover plate are slidably arranged in the first through hole of the jig cover plate, the movement adjusting direction of the first movable cover plate is perpendicular to the movement adjusting direction of the second movable cover plate, a second through hole is formed in the first movable cover plate, and a welding opening is formed in the second movable cover plate. And the first movable cover plate and the second movable cover plate are vertically arranged in the movement adjusting direction, so that the use position of the cover plate can be adjusted according to the position of the circuit board to be welded, the use flexibility is improved, elements around the welding part can be accurately shielded and protected, and the use safety of wave soldering of the circuit board can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding jigs, in particular to a wave soldering board separation jig. Background Art

[0002] In recent years, with the miniaturization and lightness of product design, the use of SMD components on PCB circuit boards has become more and more common. However, factors such as the size of the industrial control motherboard and device requirements are often considered, and electrolytic capacitors, connectors and various interfaces are required. Therefore, for the production and manufacturing of industrial control products, the wave soldering process still plays an extremely important role. During the wave soldering process, one end of the PCB board is usually clamped by a fixture, which cannot fix the PCB board well, which will affect the wave soldering operation.

[0003] A wave soldering jig with application number 202023276138.4 in the prior art. The wave soldering jig includes: a base plate and a jig with a hole partition; the base plate includes: a first surface and a second surface, the first surface and the second surface are two opposite surfaces of the base plate; the base plate is provided with an installation port, the installation port passes through the first surface and the second surface, and the installation port is used to load a plurality of jig with a hole partition; the jig with a hole partition is provided with a first connector, the base plate is provided with a plurality of second connectors, the first connector is adapted to the second connector, and the jig with a hole partition is detachably connected to the base plate through the first connector and the second connector; when the jig with a hole partition is detachably connected to the base plate, the welding through-port connects the first surface and the second surface. The wave soldering jig provided by the utility model has strong versatility, but the use position of the cover plate cannot be adjusted according to the position of the circuit board to be soldered, and it is difficult to accurately shield and protect the components around the soldering part, thereby affecting the safety of the circuit board wave soldering. Utility Model Content

[0004] The purpose of the utility model is to provide a wave soldering board separation jig to solve the problem in the prior art that the use position of the cover plate cannot be adjusted according to the position of the circuit board to be soldered, and it is difficult to accurately shield and protect the components around the soldering part, thereby affecting the safety of the circuit board wave soldering.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a wave soldering board separation jig, comprising a jig base plate and a jig cover plate, a plurality of positioning protrusions are provided in a board placement groove inside the jig base plate, one end of the jig cover plate is hinged to the upper part of the jig base plate by a hinge, a first through hole is opened inside the jig cover plate, a first movable cover plate is slidably arranged in the first through hole, a second movable cover plate is provided inside the first movable cover plate, and the movement and adjustment directions of the first movable cover plate and the second movable cover plate are vertically arranged, a second through hole is opened inside the first movable cover plate, and a welding port is provided inside the second movable cover plate.

[0006] Furthermore, the positioning protrusion is an elliptical protrusion, and four positioning protrusions are fixed by screws.

[0007] Furthermore, first slide seats are provided at both ends of the first movable cover plate, and the first slide seat is slidably arranged with the inner wall of the first through hole of the jig cover plate.

[0008] Furthermore, second slide seats are provided on both sides of the second movable cover plate, and the second slide seats are slidably clamped on the outer sides of both ends of the first movable cover plate.

[0009] Furthermore, first locking bolts are threadedly provided on the upper sides of both ends of the first movable cover plate, and second locking bolts are threadedly provided on both sides of the second movable cover plate.

[0010] Furthermore, the first through hole, the second through hole and the welding port are all arranged in parallel up and down, and the cross-sectional areas of the first through hole, the second through hole and the welding port increase sequentially.

[0011] Furthermore, a clamping block is provided at one end of the jig cover plate, and a clamping groove which cooperates with the clamping block is opened on the inner wall of the upper side of the jig bottom plate.

[0012] Furthermore, a locking rod is provided in the limiting sliding groove inside the bottom plate of the fixture through spring elastic sliding, and one end of the locking rod is inserted into and matched with the locking groove on one side of the clamping block, and a lever is vertically provided on the outer side of one end of the locking rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model is provided with a first movable cover plate and a second movable cover plate by sliding in the first through hole of the jig cover plate, and the movement and adjustment directions of the first movable cover plate and the second movable cover plate are vertically arranged, so that the use position of the cover plate can be adjusted according to the position of the circuit board to be welded, thereby improving the flexibility of use, and accurately shielding and protecting the components around the welding part, which is beneficial to improving the safety of wave soldering of the circuit board.

[0015] 2. The utility model has first locking bolts threaded on the upper sides of both ends of the first movable cover plate, and second locking bolts threaded on both sides of the second movable cover plate, so that the first movable cover plate and the second movable cover plate can be locked after being moved and adjusted, which is beneficial to improving the stability of the cover plate protection and is convenient and quick to adjust.

[0016] 3. The utility model provides a clamping block at one end of the jig cover plate, and a clamping groove cooperating with the clamping block is opened on the upper inner wall of the jig bottom plate, so that one end of the jig cover plate can be clamped in the clamping groove on the upper side of the jig bottom plate for positioning. At the same time, a locking rod is provided in the limiting sliding groove inside the jig bottom plate through the elastic sliding of a spring, and one end of the locking rod is plugged into the locking groove on one side of the clamping block, and a lever is vertically provided on the outer side of one end of the locking rod, so that the clamping block clamped in the clamping groove can be locked, thereby facilitating the improvement of the stability of the jig cover plate being clamped on the jig bottom plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 This is a schematic diagram of the fixture bottom plate structure of the utility model;

[0019] Figure 2 This is the main view of the overall structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the second movable cover plate of the utility model;

[0021] Figure 4 This is a schematic diagram of a first movable cover plate of the utility model;

[0022] Figure 5 It is an enlarged schematic diagram of the structure at point A of the present utility model.

[0023] In the figure: 1. fixture base plate; 2. carrier plate placement groove; 3. positioning protrusion; 4. screw; 5. fixture cover plate; 6. hinge; 7. first movable cover plate; 8. first locking bolt; 9. second through hole; 10. second movable cover plate; 11. second locking bolt; 12. welding port; 13. second slide seat; 14. first slide seat; 15. first through hole; 16. locking rod; 17. spring; 18. lever; 19. locking groove; 20. snap-in groove; 21. snap-in block; 22. limit slide groove. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 In an embodiment of the utility model, a wave soldering board separation jig includes a jig base plate 1 and a jig cover plate 5. A plurality of positioning protrusions 3 are provided in a carrier placement groove 2 inside the jig base plate 1. The positioning protrusions 3 are elliptical protrusions, and the positioning protrusions 3 are fixed by screws 4 and are provided with four, which are used to position the circuit board placed in the carrier placement groove 2. One end of the jig cover plate 5 is hinged to the upper part of the jig base plate 1 by a hinge 6, which is used to cover and protect the outer side of the circuit board fixed in the carrier placement groove 2.

[0026] like Figure 2 , Figure 3 and Figure 4 As shown, in order to accurately shield and protect the components around the welding part, a first through hole 15 is opened inside the jig cover plate 5, a first movable cover plate 7 is slidably arranged inside the first through hole 15, a second movable cover plate 10 is arranged inside the first movable cover plate 7, and the movement and adjustment directions of the first movable cover plate 7 and the second movable cover plate 10 are vertically arranged, a second through hole 9 is opened inside the first movable cover plate 7, a welding port 12 is arranged inside the second movable cover plate 10, the first through hole 15, the second through hole 9 and the welding port 12 are all arranged parallel to each other up and down, and the cross-sectional areas of the first through hole 15, the second through hole 9 and the welding port 12 increase successively, the welding head is passed through the welding port 12, the second through hole 9 and the first through hole 15 successively to weld the circuit board in the carrier plate placement slot 2, so that the use position of the cover plate can be adjusted according to the position of the circuit board to be welded, thereby improving the flexibility of use, and can accurately shield and protect the components around the welding part, which is beneficial to improving the safety of wave soldering of the circuit board.

[0027] like Figure 3 and Figure 4 As shown, in order to improve the stability of the sliding installation of the movable cover plate, a first slide seat 14 is provided at both ends of the first movable cover plate 7, and the first slide seat 14 is slidably arranged with the inner wall of the first through hole 15 of the jig cover plate 5, and a second slide seat 13 is provided on both sides of the second movable cover plate 10, and the second slide seat 13 is slidably clamped on the outer side of both ends of the first movable cover plate 7, so that the sliding installation stability of the first movable cover plate 7 and the second movable cover plate 10 is relatively high, and the adjustment is convenient and quick.

[0028] like Figure 2 As shown, in order to lock the movable cover, first locking bolts 8 are threadedly provided on the upper sides of both ends of the first movable cover 7, and second locking bolts 11 are threadedly provided on both sides of the second movable cover 10, so that the first movable cover 7 and the second movable cover 10 can be locked after being moved and adjusted, which is beneficial to improving the stability of the cover protection and is convenient and quick to adjust.

[0029] like Figure 2 and Figure 5 As shown, in order to lock the engaging block 21 clamped in the engaging groove 20, a engaging block 21 is provided at one end of the jig cover 5, and a engaging groove 20 which is clamped and matched with the engaging block 21 is opened on the upper inner wall of the jig base plate 1, so that one end of the jig cover 5 can be clamped in the engaging groove 20 on the upper side of the jig base plate 1 for positioning, and a locking rod 16 is elastically slidably provided in the limiting slide groove 22 inside the jig base plate 1 through a spring 17, and one end of the locking rod 16 is inserted and matched with the locking groove 19 on one side of the engaging block 21, and a lever 18 is vertically provided on the outer side of one end of the locking rod 16, so that the engaging block 21 clamped in the engaging groove 20 can be locked, thereby facilitating the improvement of the stability of one end of the jig cover 5 clamped on the jig base plate 1, and one end of the locking rod 16 can be disengaged from the locking groove 19 by pushing the lever 18.

[0030] The working principle and use process of the utility model are as follows: when in use, the jig cover 5 is opened, the circuit board to be welded is clamped in the carrier placement groove 2 of the jig bottom plate 1, and the circuit board is positioned by the positioning protrusion 3, and then the jig cover 5 is covered, and the welding process is performed through the wave soldering head. Moreover, since the first through hole 15 of the jig cover 5 is slidably provided with the first movable cover 7 and the second movable cover 10, and the moving adjustment direction of the first movable cover 7 and the second movable cover 10 is vertically arranged, the use position of the cover can be adjusted according to the position of the circuit board to be welded, thereby improving the flexibility of use, and the components around the welding part can be accurately shielded and protected, which is beneficial to improving the safety of wave soldering of the circuit board.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A wave soldering board separation jig, comprising a jig base plate (1) and a jig cover plate (5), characterized in that: A plurality of positioning protrusions (3) are provided in the carrier placement groove (2) inside the jig base plate (1); one end of the jig cover plate (5) is hinged to the upper part of the jig base plate (1) through a hinge (6); a first through hole (15) is provided inside the jig cover plate (5); a first movable cover plate (7) is slidably provided inside the first through hole (15); a second movable cover plate (10) is provided inside the first movable cover plate (7); and the first movable cover plate (7) and the second movable cover plate (10) are arranged vertically in the moving and adjusting directions; a second through hole (9) is provided inside the first movable cover plate (7); and a welding opening (12) is provided inside the second movable cover plate (10).

2. A wave soldering board separation jig according to claim 1, characterized in that: The positioning protrusion (3) is an elliptical protrusion, and four positioning protrusions (3) are fixed by screws (4).

3. A wave soldering board separation jig according to claim 1, characterized in that: The first movable cover plate (7) is provided with a first slide seat (14) at both ends, and the first slide seat (14) is slidably arranged with the inner wall of the first through hole (15) of the jig cover plate (5).

4. A wave soldering board separation jig according to claim 3, characterized in that: Second slide seats (13) are provided on both sides of the second movable cover plate (10), and the second slide seats (13) are slidably clamped on the outer sides of both ends of the first movable cover plate (7).

5. A wave soldering board separation jig according to claim 4, characterized in that: First locking bolts (8) are threadedly provided on the upper sides of both ends of the first movable cover plate (7), and second locking bolts (11) are threadedly provided on both sides of the second movable cover plate (10).

6. A wave soldering board separation jig according to claim 1, characterized in that: The first through hole (15), the second through hole (9) and the welding opening (12) are all arranged in parallel up and down, and the cross-sectional areas of the first through hole (15), the second through hole (9) and the welding opening (12) increase successively.

7. A wave soldering board separation jig according to claim 1, characterized in that: A clamping block (21) is provided at one end of the jig cover plate (5), and a clamping groove (20) that is engaged with the clamping block (21) is provided on the upper inner wall of the jig bottom plate (1).

8. A wave soldering board separation jig according to claim 7, characterized in that: A locking rod (16) is elastically slidably arranged in the limiting sliding groove (22) inside the fixture bottom plate (1) via a spring (17), and one end of the locking rod (16) is inserted and matched with a locking groove (19) on one side of the clamping block (21).

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