PCBA press fitting mechanism

Abstract

The utility model provides a PCBA press fitting mechanism, and belongs to the technical field of circuit board processing. A PCBA press fitting mechanism comprises a middle supporting table installed on the upper side of a supporting base; the mounting plate is mounted at the lower end of the hydraulic rod, a magnetic suction plate fixed in the mounting plate is arranged at the upper end of the positioning block, a buffering rubber pad is arranged on the inner side of the magnetic suction block, and abrasion to the outer surface of the stamping seat is reduced; and the stamping seat is arranged in the annular groove-shaped structure on the inner side of the mounting plate and used for press fitting of the electronic element, a mounting rod is fixed to the inner side of the stamping seat, and a center ejector block is mounted on the outer side of the mounting rod and matched with a center hole in the positioning block for center positioning. The installation positions of the middle supporting table and the adjustable positioning base are conveniently adjusted in the follow-up process by arranging the installation groove, the position of the magnet can be adjusted by arranging the adjustable positioning base, and therefore the positioning requirements of different circuit boards can be conveniently met.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board processing, in particular to a PCBA pressing mechanism. Background Art

[0002] PCBA press-fitting is a solderless connection technology that usually involves fixing electronic components to a printed circuit board (PCB) through mechanical pressure. Most press-fitting mechanisms on the market are customized according to the corresponding circuit board press-fitting, which requires subsequent customization when processing a small number of special parts, resulting in extended construction time. Therefore, it is necessary to design a PCBA press-fitting mechanism that can be adjusted according to different sizes or press-fitting positions. In addition, some press-fitting mechanisms have low efficiency in positioning and installing circuit boards, which will also affect processing efficiency. Therefore, the present application provides a PCBA press-fitting mechanism. Utility Model Content

[0003] In order to solve the above technical problems, the utility model proposes a PCBA press-fitting mechanism.

[0004] The technical solution of the utility model is achieved in this way:

[0005] A PCBA press-fitting mechanism comprises a middle support platform, which is installed on the upper side of a support base, and a mounting groove is also provided at the upper end of the support base, and an adjustable positioning base which is also installed in the mounting groove is provided on the outer side of the middle support platform, so as to provide adjustable positioning for PCBA press-fitting processes of different sizes or press-fitting positions;

[0006] A mounting plate, which is mounted on the lower end of the hydraulic rod, and a positioning block is mounted on the lower end of the mounting plate to provide a mounting position for the upper press-fitting module, a center hole is provided on the inner side of the positioning block, and an annular groove structure is provided on the inner side of the mounting plate, a magnetic plate fixed in the mounting plate is provided on the upper end of the positioning block, and a magnetic block also mounted in the mounting plate is correspondingly provided on the outer side of the magnetic plate, a buffering rubber pad is provided on the inner side of the magnetic block to reduce the wear on the outer surface of the stamping seat, and a guide block is fixed on the outer end of the magnetic block;

[0007] The punching seat is arranged in the annular groove structure on the inner side of the mounting plate and is used for press-fitting electronic components. A mounting rod is fixed on the inner side of the punching seat, and a center top block is installed on the outer side of the mounting rod to cooperate with the center hole in the positioning block for center positioning.

[0008] Furthermore, the central top block is elastically connected to the mounting rod via a spring, and the upper end of the central top block is conical.

[0009] Furthermore, the adjustable positioning base includes a mounting platform, a first threaded rod is installed on the inner side of the mounting platform, a connecting block is installed on the outer side of the first threaded rod, a second threaded rod is installed on the inner side of the connecting block, and a fixed bottom block installed on the outer side of the first threaded rod is provided on the upper side of the mounting platform, and a magnet is installed on the upper end of the fixed bottom block.

[0010] Furthermore, a perforated rod is installed on the upper end of the magnet, and a hole-shaped structure is reserved on the inner side of the magnet for installing the perforated rod, and the perforated rod is used to further locate the installation hole position of the circuit board.

[0011] Furthermore, a ball structure is evenly installed on the lower end of the fixed bottom block, the fixed bottom block and the first threaded rod form a threaded installation, and a groove-shaped space for the fixed bottom block to slide is opened on the inner side of the mounting platform.

[0012] Furthermore, the guide block is slidably connected to the mounting plate, and the guide block is disposed bilaterally symmetrically with respect to the center of the mounting plate.

[0013] Furthermore, the installation grooves are evenly arranged on the upper side of the support base, and the lower ends of the positioning base and the middle support platform are snap-fitted to the installation grooves.

[0014] Furthermore, the height of the top surface of the magnet is in the same horizontal plane as the height of the top surface of the middle support platform, and the lower end of the middle support platform is connected to the base by bolts.

[0015] The utility model has the following beneficial effects:

[0016] 1. By setting the installation groove, it is convenient to adjust the installation position of the middle support platform and the adjustable positioning base later, and by setting the adjustable positioning base, the position of the magnet can be adjusted, so as to adapt to different circuit board positioning requirements.

[0017] 2. By setting up magnets, the magnetic attraction of the magnets can be utilized to enable the magnets to quickly position the circuit board, and to position the perforating rods so that after passing through the positioning and mounting holes outside the circuit board, the circuit board has a completely positioned structure to avoid displacement during the press-fitting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is an overall schematic diagram of the PCBA press-fitting mechanism of the utility model;

[0019] Figure 2 This utility model Figure 1 Exploded diagram with links in ;

[0020] Figure 3 It is a schematic diagram of the top view of the PCBA press-fitting mechanism of the utility model;

[0021] Figure 4 It is a bottom view schematic diagram of the PCBA press-fitting mechanism of the utility model;

[0022] Figure 5 It is a front view schematic diagram of the PCBA press-fitting mechanism of the utility model. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention are described clearly and completely below. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] See also Figures 1 to 5 As shown, the PCBA press-fitting mechanism provided by the utility model includes a middle support platform 1, which is installed on the upper side of the support base, and the upper end of the support base is also provided with a mounting groove 5, so as to facilitate the subsequent adjustment of the installation position of the middle support platform 1, so as to adapt to press-fitting at different positions, and an adjustable positioning base 2 which is also installed in the mounting groove 5 is provided on the outer side of the middle support platform 1, which can provide adjustable positioning for PCBA press-fitting processes of different sizes or press-fitting positions;

[0025] The mounting plate 3 is mounted on the lower end of the hydraulic rod, and a positioning block 8 is installed at the lower end of the mounting plate 3 to provide a mounting position for the upper press-fitting module. A center hole is provided on the inner side of the positioning block 8 to cooperate for rapid center positioning. An annular groove structure is provided on the inner side of the mounting plate 3 to facilitate loading of the upper press-fitting module. A magnetic plate 12 fixed in the mounting plate 3 is provided on the upper end of the positioning block 8, and a magnetic block 10 also installed in the mounting plate 3 is correspondingly provided on the outer side of the magnetic plate 12. The efficiency of installation and positioning is increased by magnetic attraction, and no external force is required for control to complete adaptive installation. A buffered rubber pad 11 is provided on the inner side of the magnetic block 10 to reduce wear on the outer surface of the stamping seat 4, and a guide block 9 is fixed on the outer end of the magnetic block 10 to limit the movement of the guide block 9 to keep it moving in a straight line.

[0026] The punching seat 4 is arranged in the annular groove structure on the inner side of the mounting plate 3 and is used for press-fitting the corresponding electronic components. A mounting rod 6 is fixed on the inner side of the punching seat 4, and a center top block 7 is installed on the outer side of the mounting rod 6 to cooperate with the center hole in the positioning block 8 for center positioning.

[0027] The central top block 7 is elastically connected to the mounting rod 6 via a spring, and the upper end of the central top block 7 is conical, so as to be engaged with the central hole at the lower end of the positioning block 8 .

[0028] The positioning base 2 includes a mounting platform 201, a first threaded rod 202 is installed on the inner side of the mounting platform 201, a connecting block 203 is installed on the outer side of the first threaded rod 202, a second threaded rod 204 is installed on the inner side of the connecting block 203, and a fixed bottom block 205 installed on the outer side of the first threaded rod 202 is provided on the upper side of the mounting platform 201, and a magnet 206 is installed on the upper end of the fixed bottom block 205, which can drive the magnet 206 to adjust its position as a whole, thereby conveniently adapting to different circuit board positioning requirements.

[0029] A perforating rod 207 is also installed at the upper end of the magnet 206, and a hole-like structure is reserved on the inner side of the magnet 206 for installing the perforating rod 207. The perforating rod 207 is used to further locate the installation hole of the circuit board. The magnetic attraction of the magnet 206 can be used to position the perforating rod 207 so that after passing through the positioning and mounting hole on the outside of the circuit board, the circuit board has a completely positioned structure to avoid displacement during the press-fitting process.

[0030] The lower end of the fixed bottom block 205 is also evenly installed with a ball structure to reduce friction during movement. The fixed bottom block 205 and the first threaded rod 202 form a threaded installation, and a groove-shaped space for the fixed bottom block 205 to slide is opened on the inner side of the mounting platform 201, which facilitates the fixed bottom block 205 to move in any direction.

[0031] The guide block 9 is slidably connected to the mounting plate 3 , and the guide block 9 is symmetrically arranged with respect to the center of the mounting plate 3 , and can cooperate with the magnetic attraction force generated by the magnetic attraction plate 12 to clamp the stamping seat 4 .

[0032] The mounting grooves 5 are evenly opened on the upper side of the support base, and the lower ends of the positioning base 2 and the middle support platform 1 are snap-fitted with the mounting grooves 5, which facilitates the installation of the positioning base 2 at different positions, thereby meeting the requirements of press-fit positioning.

[0033] The top surface of the magnet 206 is at the same level as the top surface of the middle support platform 1, and the lower end of the middle support platform 1 is connected to the base by bolts, so that special support components can be easily replaced to adapt to press fitting.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A PCBA press-fitting mechanism, characterized in that: The invention comprises a middle support platform (1) which is installed on the upper side of a support base, and a mounting groove (5) is also provided at the upper end of the support base. An adjustable positioning base (2) which is also installed in the mounting groove (5) is provided on the outer side of the middle support platform (1) to provide adjustable positioning for PCBA press-fitting processes of different sizes or press-fitting positions; A mounting plate (3) is mounted on the lower end of the hydraulic rod, and a positioning block (8) is mounted on the lower end of the mounting plate (3) to provide a mounting position for the upper pressing die set, a center hole is provided on the inner side of the positioning block (8), and an annular groove structure is provided on the inner side of the mounting plate (3), a magnetic plate (12) fixed in the mounting plate (3) is provided on the upper end of the positioning block (8), and a magnetic block (10) also mounted in the mounting plate (3) is correspondingly provided on the outer side of the magnetic plate (12), and a buffering rubber pad (11) is provided on the inner side of the magnetic block (10) to reduce wear on the outer surface of the punching seat (4), and a guide block (9) is fixed on the outer end of the magnetic block (10); A punching seat (4) is arranged in an annular groove structure on the inner side of the mounting plate (3) and is used for press-fitting electronic components. A mounting rod (6) is fixed on the inner side of the punching seat (4), and a center top block (7) is installed on the outer side of the mounting rod (6) to cooperate with the center hole in the positioning block (8) for center positioning.

2. A PCBA press-fitting mechanism according to claim 1, characterized in that: The central top block (7) is elastically connected to the mounting rod (6) via a spring, and the upper end of the central top block (7) is arranged in a conical shape.

3. A PCBA press-fitting mechanism according to claim 1, characterized in that: The positioning base (2) comprises a mounting platform (201), a first threaded rod (202) is mounted on the inner side of the mounting platform (201), a connecting block (203) is mounted on the outer side of the first threaded rod (202), a second threaded rod (204) is mounted on the inner side of the connecting block (203), and a fixed bottom block (205) mounted on the outer side of the first threaded rod (202) is arranged on the upper side of the mounting platform (201), and a magnet (206) is mounted on the upper end of the fixed bottom block (205).

4. A PCBA press-fitting mechanism according to claim 3, characterized in that: A perforated rod (207) is also installed at the upper end of the magnet (206), and a hole-shaped structure is reserved on the inner side of the magnet (206) for installing the perforated rod (207), and the perforated rod (207) is used to further locate the installation hole position of the circuit board.

5. A PCBA press-fitting mechanism according to claim 3, characterized in that: The lower end of the fixed bottom block (205) is evenly mounted with a ball structure, the fixed bottom block (205) and the first threaded rod (202) form a threaded installation, and a groove-shaped space for the fixed bottom block (205) to slide is opened on the inner side of the mounting platform (201).

6. A PCBA press-fitting mechanism according to claim 5, characterized in that: The guide block (9) is slidably connected to the mounting plate (3), and the guide block (9) is disposed in a left-right symmetrical manner with respect to the center of the mounting plate (3).

7. A PCBA press-fitting mechanism according to claim 5, characterized in that: The installation grooves (5) are evenly arranged on the upper side of the support base, and the lower ends of the positioning base (2) and the middle support platform (1) are both snap-fitted to the installation grooves (5).

8. A PCBA press-fitting mechanism according to claim 3, characterized in that: The height at which the top surface of the magnet (206) is located is in the same horizontal plane as the height at which the top surface of the middle support platform (1) is located, and the lower end of the middle support platform (1) is connected to the base via bolts.

Images