Circuit board surface mounting jig

Abstract

The utility model relates to the technical field of circuit board surface mounting jigs, and discloses a circuit board surface mounting jig, which comprises a fixed frame and a second preformed groove, the top end of the fixed frame is provided with the second preformed groove, four corners of the top end of the fixed frame are provided with assembling holes, the bottom end of the fixed frame is internally provided with a fixed plate, and the bottom end of the fixed plate is provided with a clamping groove. And screw blocks are fixedly connected to the four corners of the top end of the fixing plate, and locking nuts are movably connected to the outer portions of the screw blocks. According to the circuit board surface mounting jig, the fixing plate, the foam plate, the first reserved groove, the assembling hole, the locking nut and the screw block are arranged, the screw block at the top of the fixing plate can be inserted into the assembling hole in the assembling process, the locking nut is screwed outside the assembling hole to fix the assembling hole, a protruding part on a circuit board can be conveniently protected through the first reserved groove, and the assembling efficiency is improved. When the foam plate needs to be replaced in the later period, the locking nut can be detached, so that replacement is convenient, and the problem that the foam plate in the jig cannot be detached independently is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to circuit board patching jig technical field, concretely is a kind of circuit board patching jig. BACKGROUND

[0002] Circuit board patching jig is a kind of tool for fixing box positioning circuit board in surface mounting technology, mainly used to ensure the accurate alignment and stable fixation of circuit board in patching process, and is widely used in electronic manufacturing industry.

[0003] According to the design of existing circuit board patching jig, the foam board inside the jig cannot be individually disassembled, and when it needs to be replaced in later period, only the whole can be replaced, which is easy to cause material waste, not flexible and applicable, so its structure needs to be improved.

[0004] Now, a new type of circuit board patching jig is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of circuit board patching jig to solve the problem that the foam board inside the jig cannot be individually disassembled in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of circuit board patching jig, including fixed frame and second reserved slot, the top of the fixed frame is provided with second reserved slot, the four corners of the top of the fixed frame are provided with assembly hole, the inside of the bottom of the fixed frame is provided with fixed plate, the four corners of the top of the fixed plate are fixedly connected with screw block, the outside of the screw block is movably connected with lock nut, the bottom of the fixed plate is fixedly connected with foam board, the bottom of the foam board is provided with first reserved slot.

[0007] As a further technical scheme of the utility model, the fixed plate is detachable between the fixed frame through lock nut and screw block, and the top of the screw block penetrates the inside of the assembly hole.

[0008] As a further technical scheme of the utility model, the front end and the rear end of the top of the fixed frame are fixedly connected with guide rail respectively, the outside of the guide rail is clamped with sliding block, and the sliding block is slidable when clamped outside the guide rail.

[0009] As a further technical scheme of the utility model, the two sides of the fixed frame are fixedly connected with fixed block, the four corners of the bottom of the fixed frame are provided with clamping groove, the bottom of the fixed frame is provided with positioning frame, the inner wall of the positioning frame is fixedly connected with connecting piece, the four corners of the top of the positioning frame are fixedly connected with mounting block, the two sides of the positioning frame are fixedly connected with hinged seat, and positioning buckle is movably hinged between the hinged seats.

[0010] As a further technical scheme of the utility model, the positioning buckle is detachable outside the fixed block, the mounting block is detachable inside the clamping groove, four groups of positioning buckles are arranged, and the positioning buckles are symmetrically arranged on the two sides of the positioning frame.

[0011] As a further technical scheme of the utility model, the rear ends of the sliding blocks are fixedly connected with a fixed rod, the bottom end of the fixed rod is fixedly connected with a brush strip, and the two sides of the guide rail are fixedly connected with limiting blocks.

[0012] Compared with the prior art, the utility model has the advantages that the circuit board patch jig can assemble and disassemble the foam board and the fixed frame, clean the surface dust conveniently, and fix the circuit board quickly.

[0013] (1) By setting up fixed plate, foam board, first reserved slot, assembly hole, locking nut, screw block, in the assembly, the screw block on the top of the fixed plate is inserted into the assembly hole, the locking nut is screwed on the outside, the fixed plate is fixed, the first reserved slot is convenient for protecting the protruding part on the circuit board, and the locking nut can be disassembled when replacement is needed, so that replacement is facilitated.

[0014] (2) By setting up sliding block, guide rail, second reserved slot, limiting block, fixed rod and brush strip, the fixed rod can be moved by the sliding relationship of the sliding block on the guide rail, the sliding block can slide on the guide rail, the surface of the circuit board can be cleaned by the brush strip after welding, and the surface is kept clean.

[0015] (3) By setting up fixed frame, fixed block, positioning buckle, hinged seat, positioning frame, clamping groove and mounting block, the circuit board is placed on the bottom of the foam board in the fixed frame, the mounting block on the top of the positioning frame is inserted into the clamping groove at the bottom of the fixed frame, the positioning buckle is turned over and clamped outside the fixed block, the connecting piece can be attached to the edge of the circuit board, the circuit board is fixed, the positioning buckle is turned over and opened when disassembled, and the fixed frame is separated, so that the circuit board is convenient to take. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view of the structure of the utility model;

[0017] Figure 2 It is a side view of the structure of the utility model of the sliding block and the guide rail connection mode;

[0018] Figure 3 It is a bottom view of the structure of the utility model of the positioning frame and the connecting piece connection mode;

[0019] Figure 4 It is a top view of the structure of the utility model of the fixed frame and the screw block connection mode.

[0020] In the figure: 1, fixed frame; 2, fixed block; 3, positioning buckle; 4, hinged seat; 5, positioning frame; 6, clamping groove; 7, mounting block; 8, fixed plate; 9, foam plate; 10, first reserved slot; 11, assembly hole; 12, locking nut; 13, screw block; 14, sliding block; 15, guide rail; 16, second reserved slot; 17, limiting block; 18, fixed rod; 19, brush bar; 20, connecting piece. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0022] Please refer to Figures 1-4 The utility model provides an embodiment, a circuit board paster jig, including fixed frame 1 and second reserved slot 16, the top of fixed frame 1 is provided with second reserved slot 16, the four corners of the top of fixed frame 1 is provided with assembly hole 11, the inside of the bottom of fixed frame 1 is provided with fixed plate 8, the four corners of the top of fixed plate 8 are fixedly connected with screw block 13, the outside of screw block 13 is movably connected with locking nut 12, the bottom of fixed plate 8 is fixedly connected with foam plate 9, the bottom of foam plate 9 is provided with first reserved slot 10;

[0023] Fixed plate 8 is detachable between fixed frame 1 through locking nut 12 and screw block 13, the top of screw block 13 penetrates the inside of assembly hole 11;

[0024] Specifically, as Figure 1 And Figure 4 Indicated, when assembling, the screw block 13 of the top of fixed plate 8 is inserted into assembly hole 11, locking nut 12 is screwed on its outside, so that it is fixed, the protruding part on the circuit board is protected through first reserved slot 10, when replacing in later period, locking nut 12 can be detached, so as to facilitate replacement.

[0025] The front end and the rear end of the top of fixed frame 1 are fixedly connected with guide rail 15 respectively, the outside of guide rail 15 is clamped with sliding block 14, sliding block 14 is clamped on the outside of guide rail 15 and can slide;

[0026] The rear end between sliding block 14 is fixedly connected with fixed rod 18, the bottom of fixed rod 18 is fixedly connected with brush bar 19, the two sides of guide rail 15 are fixedly connected with limiting block 17;

[0027] Specifically, as Figure 1 , Figure 2 AndFigure 4 As shown, the fixed rod 18 can be moved by sliding the slider 14 on the guide rail 15, at this time the slider 14 can slide on the guide rail 15, and the surface of the circuit board can be cleaned by the brush strip 19 after welding, so that the surface is kept clean.

[0028] The fixed frame 1 is fixedly connected with the fixed blocks 2, the four corners of the bottom end of the fixed frame 1 are provided with clamping grooves 6, the bottom end of the fixed frame 1 is provided with a positioning frame 5, the inner wall of the positioning frame 5 is fixedly connected with a connecting piece 20, the four corners of the top end of the positioning frame 5 are fixedly connected with mounting blocks 7, the two sides of the positioning frame 5 are fixedly connected with hinge seats 4, and the hinge seats 4 are movably hinged with positioning buckles 3.

[0029] The positioning buckles 3 are detachably buckled outside the fixed blocks 2, the mounting blocks 7 are detachably embedded in the clamping grooves 6, the positioning buckles 3 are provided in four groups and symmetrically distributed on the two sides of the positioning frame 5.

[0030] Specifically, as shown in Figure 1 and Figure 3 , the circuit board is placed at the bottom of the foam board 9 in the fixed frame 1, then the mounting blocks 7 at the top of the positioning frame 5 are inserted into the clamping grooves 6 at the bottom of the fixed frame 1, and the positioning buckles 3 are buckled outside the fixed blocks 2, at this time the connecting piece 20 can be attached to the edge of the circuit board, so that the circuit board is fixed, and when disassembled, the positioning buckles 3 can be directly turned open and separated from the fixed frame 1, so that it is convenient to take.

[0031] Working principle: when the utility model is used, first, during assembly, the screw block 13 at the top of the fixed plate 8 is inserted into the assembly hole 11, the locking nut 12 is screwed outside to fix it, then the circuit board is placed at the bottom of the foam board 9 in the fixed frame 1, then the mounting blocks 7 at the top of the positioning frame 5 are inserted into the clamping grooves 6 at the bottom of the fixed frame 1, and the positioning buckles 3 are buckled outside the fixed blocks 2, at this time the connecting piece 20 can be attached to the edge of the circuit board, so that the circuit board is fixed, and when disassembled, the positioning buckles 3 can be directly turned open and separated from the fixed frame 1, so that it is convenient to take.

[0032] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A circuit board patching jig comprising a fixed frame (1) and a second reserved slot (16), characterized in that: The top end of the fixed frame (1) is provided with a second reserved slot (16), four corners of the top end of the fixed frame (1) are provided with assembly holes (11), the inside of the bottom end of the fixed frame (1) is provided with a fixed plate (8), four corners of the top end of the fixed plate (8) are fixedly connected with screw blocks (13), the outside of the screw block (13) is movably connected with a locking nut (12), the bottom end of the fixed plate (8) is fixedly connected with a foam plate (9), and the bottom end of the foam plate (9) is provided with a first reserved slot (10).

2. The circuit board taping fixture of claim 1, wherein: The fixed plate (8) is detachable between the locking nut (12) and the screw block (13) and the fixed frame (1), and the top end of the screw block (13) penetrates the inside of the assembly hole (11).

3. The circuit board paster jig according to claim 1, wherein: The front end and the rear end of the top of the fixed frame (1) are fixedly connected with guide rails (15) respectively, the outside of the guide rail (15) is clamped with a sliding block (14), and the sliding block (14) is clamped on the outside of the guide rail (15) and can slide.

4. The circuit board taping fixture of claim 1, wherein: Both sides of the fixed frame (1) are fixedly connected with fixed blocks (2), four corners of the bottom end of the fixed frame (1) are provided with clamping grooves (6), the bottom end of the fixed frame (1) is provided with a positioning frame (5), the inner wall of the positioning frame (5) is fixedly connected with a connecting piece (20), four corners of the top end of the positioning frame (5) are fixedly connected with mounting blocks (7), both sides of the positioning frame (5) are fixedly connected with hinged seats (4), and the hinged seats (4) are movably hinged with positioning buckles (3).

5. The circuit board paster jig according to claim 4, wherein: The positioning buckle (3) is detachably buckled on the outside of the fixed block (2), the mounting block (7) is detachably embedded in the inside of the clamping groove (6), the positioning buckle (3) is provided with four groups, and the positioning buckle (3) is symmetrically distributed on both sides of the positioning frame (5).

6. The circuit board taping fixture of claim 3, wherein: The rear end of the sliding block (14) is fixedly connected with a fixed rod (18), the bottom end of the fixed rod (18) is fixedly connected with a brush strip (19), and both sides of the guide rail (15) are fixedly connected with limiting blocks (17).

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