CN219555274U - Auxiliary fixture for circuit board surface mounting - Google Patents

Abstract

The utility model discloses a circuit board patch auxiliary tool, which comprises a substrate, wherein a processing panel is arranged on the surface of the substrate, and a limiting assembly is arranged at the top of the substrate; according to the utility model, through the designed limiting assembly, the limiting fixation is convenient when the circuit board is placed on the processing panel, so that the circuit board can be compressed, the condition that the circuit board is deviated in the process of carrying out patch welding by workers is avoided, the patch efficiency and effect of the circuit board can be improved, the practical effect is good, and the limiting processing can be carried out on the circuit boards with different sizes, so that the applicability is high; according to the utility model, the processing panel is conveniently mounted on the surface of the substrate through the designed connecting assembly, the operation is convenient and quick, the mounting efficiency of workers is improved, and when the empty part on the surface of the processing panel is not matched with the surface patch element position of the circuit board, the processing panel can be detached and replaced, so that the practicability is good.

Description

Auxiliary fixture for circuit board surface mounting

Technical Field

The utility model relates to the technical field of circuit board paster, in particular to an auxiliary tool for circuit board paster.

Background

The circuit board patch refers to short for series of process flows for processing on the basis of a printed circuit board, and basic process components comprise: the surface mounting technology of the electronic circuit is characterized in that no-pin or short-lead surface mounting components are mounted on the surface of a printed circuit board or the surface of other substrates, and the circuit mounting technology is used for welding and assembling by means of reflow soldering or dip soldering and the like, and an auxiliary tool is used for limiting and fixing the circuit board in the process of carrying out surface mounting so as to facilitate better operation of workers.

Disclosure of Invention

The utility model aims to provide an auxiliary tool for circuit board surface mounting, which solves the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a circuit board paster auxiliary fixtures, includes the base plate, the surface mounting of base plate has the processing panel, the top of base plate is provided with spacing subassembly.

The limiting assembly comprises fixing plates symmetrically fixed at two side edges of the top end face of the base plate, a connecting rod is arranged between the two fixing plates, the end portion of the connecting rod is clamped to the inner side of the fixing plates, an adjusting bolt is arranged in the middle of the surface of the connecting rod, a mounting hole for the adjusting bolt to penetrate is formed in the surface of the connecting rod, and a supporting block is connected to the bottom of the adjusting bolt in an adhesive mode.

As a further preferable mode of the technical scheme, the longitudinal section of the fixing plate is in an inverted L shape, limit protruding blocks are symmetrically arranged on the inner walls of the two ends of the inner side of the fixing plate, and the longitudinal section of each limit protruding block is in a right triangle shape.

As a further preferable mode of the technical scheme, a limiting ring is sleeved on the outer side of the top of the abutting block, and the cross section of the abutting block is in an inverted isosceles trapezoid shape.

As a further preferable mode of the technical scheme, the diameter of the top surface of the abutting block is equal to the inner diameter of the limiting ring, and the outer diameter of the limiting ring is larger than the inner diameter of the opening of the mounting hole.

As a further preferred mode of the technical scheme, a connecting component is arranged between the base plate and the processing panel, the connecting component comprises limiting plates symmetrically arranged on the surface of the base plate, the processing panel is clamped between the two limiting plates, an A limiting clamping groove for clamping the bottom of the limiting plates is formed in the surface of the base plate, a connecting clamping column is fixed on the bottom surface of the limiting plates, a connecting drum spring is welded at the bottom of the connecting clamping column, and a limiting clamping groove B for clamping the connecting clamping column and the connecting drum spring is formed in the inner bottom surface of the limiting clamping groove A.

As a further preferable mode of the technical scheme, the height of the limiting plate is larger than the thickness of the processing panel, and the cross section of the limiting plate is L-shaped.

As a further preferable mode of the technical scheme, the inner diameter of the opening of the limiting clamping groove B is smaller than the outer diameter of the middle of the connecting drum spring, and the inner wall of the opening of the limiting clamping groove B and the inner wall of the bottom are cambered surfaces.

The utility model provides an auxiliary fixture for a circuit board patch, which has the following beneficial effects:

1. according to the utility model, through the designed limiting assembly, the circuit board is convenient to limit and fix when being placed on the processing panel, so that the circuit board can be compressed, the condition that the circuit board is deviated in the process of carrying out patch welding by workers is avoided, the patch efficiency and effect of the circuit board can be improved, the practical effect is good, and the circuit boards with different sizes can be limited and processed, so that the applicability is high.

2. According to the utility model, the processing panel is conveniently mounted on the surface of the substrate through the designed connecting assembly, the operation is convenient and quick, the mounting efficiency of workers is improved, and when the empty part on the surface of the processing panel is not matched with the surface patch element position of the circuit board, the processing panel can be detached and replaced, so that the practicability is good.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged schematic view of area A of FIG. 1;

FIG. 3 is a schematic view of a connection structure between a processing panel and a substrate according to the present utility model;

FIG. 4 is an enlarged schematic view of area B of FIG. 3;

in the figure: 1. a substrate; 2. processing a panel; 3. a fixing plate; 4. a connecting rod; 5. a limit bump; 6. a mounting hole; 7. an adjusting bolt; 8. a limiting ring; 9. a tightening block; 10. a limiting plate; 11. a limit clamping groove A; 12. connecting the clamping columns; 13. connecting a drum spring; 14. and a limit clamping groove B.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

The utility model provides the technical scheme that: as shown in fig. 1 and 2, in this embodiment, a circuit board paster auxiliary fixtures, including base plate 1, base plate 1's surface mounting has processing panel 2, base plate 1's top is provided with spacing subassembly, spacing subassembly is including the fixed plate 3 of symmetry fixed in base plate 1's top face both sides edge, be provided with connecting rod 4 between two fixed plates 3, connecting rod 4's tip block is in fixed plate 3's inboard, connecting rod 4's surface middle part is provided with adjusting bolt 7, adjusting bolt 7's surface has been seted up and has been supplied adjusting bolt 7 to run through mounting hole 6, adjusting bolt 7's bottom bonding is connected with supports tight piece 9, be convenient for carry out spacing to the circuit board of processing panel 2 surface and compress tightly, avoid taking place the skew and influence the condition of paster effect in the paster process, the practical effect is better, and also can be according to circuit board's size removal connecting rod 4, be convenient for carry out spacing to the circuit board of equidimension, and suitability improves.

As shown in fig. 1, the longitudinal section of the fixing plate 3 is inverted L-shaped, and the inner walls of the two ends of the inner side of the fixing plate 3 are symmetrically provided with limiting protruding blocks 5, and the longitudinal section of each limiting protruding block 5 is in a right triangle shape, so that the connecting rod 4 is conveniently limited when moving, and the end part of the connecting rod 4 is prevented from being separated from the inner side of the fixing plate 3.

As shown in fig. 2, the top outside cover of supporting tight piece 9 is equipped with spacing ring 8, and the transversal isosceles trapezoid that falls of supporting tight piece 9 is personally submitted, and the top surface diameter of supporting tight piece 9 equals with spacing ring 8 internal diameter, and spacing ring 8 external diameter is greater than mounting hole 6's opening part internal diameter, is convenient for carry out spacingly when rotating adjusting bolt 7, and the practicality is better.

As shown in fig. 3 and 4, a connection component is arranged between the substrate 1 and the processing panel 2, the connection component comprises limiting plates 10 symmetrically arranged on the surface of the substrate 1, the processing panel 2 is clamped between the two limiting plates 10, the height of each limiting plate 10 is larger than the thickness of the processing panel 2, the cross section of each limiting plate 10 is in an L shape, a limiting clamping groove A11 for clamping the bottom of each limiting plate 10 is formed in the surface of the substrate 1, a connecting clamping column 12 is fixed on the bottom end surface of each limiting plate 10, a connecting drum spring 13 is welded at the bottom of each connecting clamping column 12, a limiting clamping groove B14 for clamping the connecting clamping column 12 and the connecting drum spring 13 is formed in the inner bottom surface of the corresponding limiting clamping groove A11, the inner diameter of the opening of each limiting clamping groove B14 is smaller than the outer diameter of the middle of the corresponding connecting drum spring 13, the inner wall of the opening of each limiting clamping groove B14 and the inner wall of the bottom are cambered surfaces, the processing panel 2 is convenient to be mounted on the surface of the substrate 1, and the processing panel 2 can be replaced according to different positions of surface patch elements of the circuit board at the later stage, and the practicability is high.

The utility model provides an auxiliary fixture for a circuit board patch, which has the following specific working principle: when the circuit board fixing device is used, firstly, a circuit board is placed on the surface of a processing panel 2, then the circuit board is required to be limited and pressed, at the moment, the connecting rods 4 are required to be pushed, so that the end parts of the connecting rods 4 move on the inner sides of the fixing plates 3, after the two connecting rods 4 are positioned at proper positions, the adjusting bolts 7 are rotated, the abutting blocks 9 are pushed to approach the surface of the circuit board, in the process of rotating the adjusting bolts 7, the limiting rings 8 on the side edges of the tops of the abutting blocks 9 can limit the adjusting bolts 7, the adjusting bolts 7 are prevented from being separated from the inside of the mounting holes 6, until the bottom end surfaces of the abutting blocks 9 are pressed and attached to the surface of the circuit board, the circuit board can be limited and fixed on the surface of the processing panel 2, in the process of chip bonding by workers, the circuit board can not easily deviate, the chip bonding effect is avoided, the processing efficiency of the circuit board is improved, the practical effect is good, and meanwhile, the circuit boards with different sizes can be limited and processed, and the applicability is high; when the position of the surface of the processing panel 2 is unmatched with that of the surface patch element of the circuit board, the processing panel 2 needs to be disassembled and replaced, at the moment, the limiting plate 10 is pulled only, so that the bottom of the limiting plate 10 is separated from the inside of the limiting clamping groove A11, meanwhile, the limiting plate 10 can drive the connecting clamping columns 12 and the connecting drum springs 13 to move towards the top of the limiting clamping groove B14 until the connecting drum springs 13 are clamped to the opening of the limiting clamping groove B14, the bottom end surface of the processing panel 2 is disconnected with the surface of the substrate 1 and has a certain distance, at the moment, the two sides of the processing panel 2 can be pulled, the two ends of the processing panel 2 are disconnected with the limiting plate 10, and then the processing panel 2 can be replaced.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (9)

1. The utility model provides a circuit board paster auxiliary fixtures, includes base plate (1), the surface mounting of base plate (1) has processing panel (2), its characterized in that: a limit component is arranged at the top of the base plate (1);

limiting components including the symmetry be fixed in fixed plate (3) of top face both sides edge of base plate (1), two be provided with connecting rod (4) between fixed plate (3), the tip block of connecting rod (4) in the inboard of fixed plate (3), the surface middle part of connecting rod (4) is provided with adjusting bolt (7), the surface of connecting rod (4) has been seted up and has been supplied mounting hole (6) that adjusting bolt (7) run through, the bottom bonding of adjusting bolt (7) is connected with supports tight piece (9).

2. The circuit board patch auxiliary fixture of claim 1, wherein: the longitudinal section of the fixed plate (3) is of an inverted L shape, limiting protruding blocks (5) are symmetrically arranged on the inner walls of the two ends of the inner side of the fixed plate (3), and the longitudinal section of each limiting protruding block (5) is of a right triangle shape.

3. The circuit board patch auxiliary fixture of claim 1, wherein: and a limiting ring (8) is sleeved outside the top of the abutting block (9).

4. The circuit board patch auxiliary fixture of claim 1, wherein: the cross section of the abutting block (9) is in an inverted isosceles trapezoid shape.

5. A circuit board patch auxiliary fixture according to claim 3, wherein: the diameter of the top surface of the abutting block (9) is equal to the inner diameter of the limiting ring (8), and the outer diameter of the limiting ring (8) is larger than the inner diameter of the opening of the mounting hole (6).

6. The circuit board patch auxiliary fixture of claim 1, wherein: the novel structure is characterized in that a connecting component is arranged between the base plate (1) and the processing panel (2), the connecting component comprises limiting plates (10) symmetrically arranged on the surface of the base plate (1), the processing panel (2) is clamped between the two limiting plates (10), a limiting clamping groove A (11) for clamping the bottom of the limiting plates (10) is formed in the surface of the base plate (1), a connecting clamping column (12) is fixed on the bottom end surface of the limiting plates (10), a connecting drum spring (13) is welded at the bottom of the connecting clamping column (12), and a limiting clamping groove B (14) for clamping the connecting clamping column (12) and the connecting drum spring (13) is formed in the inner bottom surface of the limiting clamping groove A (11).

7. The circuit board patch auxiliary fixture of claim 6, wherein: the height of the limiting plate (10) is larger than the thickness of the processing panel (2).

8. The circuit board patch auxiliary fixture of claim 6, wherein: the cross section of the limiting plate (10) is L-shaped.

9. The circuit board patch auxiliary fixture of claim 6, wherein: the inner diameter of the opening of the limiting clamping groove B (14) is smaller than the outer diameter of the middle of the connecting drum spring (13), and the inner wall of the opening of the limiting clamping groove B (14) and the inner wall of the bottom are cambered surfaces.