CN220711743U - PCBA board card installation radiator pressfitting tool - Google Patents

Abstract

The utility model discloses a PCBA board card mounting radiator pressing jig, which relates to the technical field of PCBA board card mounting and comprises a bottom plate, wherein the upper surface of the bottom plate is provided with a positioning groove, the inside of the positioning groove is provided with a PCBA board body, the PCBA board body comprises a plurality of board card hole sites, a fixing frame is arranged above the PCBA board body, the left side and the right side of the fixing frame are respectively provided with a connecting plate, the two connecting plates are fixed with the bottom plate through corresponding fixing bolts, and the rear side of the upper surface of the bottom plate is provided with a pressing mechanism. The utility model can correct the problems of incomplete buckling, crushing and the like caused by the position deviation of the fixed buckle and the board clamp hole site through the oblique angle of the groove, wherein the angles of the two sides of the groove of the first positioning column are one hundred thirty-five degrees, the depth is three millimeters, the concave diameter is five points and five millimeters, the fixed buckle pressure head is five millimeters, and the fixed buckle pressure head can be customized according to the size of the fixed buckle pressure head so as to have a space for correction, and the utility model has simple design and convenient use.

Description

PCBA board card installation radiator pressfitting tool

Technical Field

The utility model relates to the technical field of PCBA board card installation, in particular to a pressing jig for a radiator for PCBA board card installation.

Background

The radiating fin is a device for radiating the heat-generating electronic element in the power supply, and is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape, a multi-sheet shape and the like, for example, a cpu central processing unit in a computer needs to use a quite large radiating fin, a power tube, a row tube and a power amplifier tube in a television need to use the radiating fin, when the radiating fin is installed, the radiating fin needs to be pressed for fifteen seconds by a certain pressure on a main board with the radiating fin installed on the back, and after the radiating paste on the main board is fully contacted with the radiating fin, a blind rivet is punched, so that the radiating fin can be fixed on the main board;

when the assembly is carried out, the silica gel pads are attached to the main board and mutually buckled through the buckles, because the buckles are more and are usually matched through pressing jigs, most of the existing pressing jigs are complex in structure and inconvenient to use;

the installation mode of current fin is ordinary to be passed through cylinder or hydraulic push rod and is promoted the clamp plate equipment, because the instability of cylinder and hydraulic push rod work, probably can lead to the fact the damage to the mainboard and the fixed buckle installation of fin is not in place and the welding tin is fixed not to play the radiating effect, to above-mentioned condition, we have proposed a PCBA integrated circuit board installation radiator pressfitting tool.

Disclosure of Invention

The utility model aims to provide a pressing fixture for a Printed Circuit Board Assembly (PCBA) board card mounting radiator, which solves the problems that the main board is possibly damaged, the fixing buckle of a radiating fin is not mounted in place and the radiating effect is not achieved due to uneven welding and tin fixing.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PCBA integrated circuit board installs radiator pressfitting tool, includes the bottom plate, the constant head tank has been seted up to the upper surface of bottom plate, the inside of constant head tank is provided with PCBA board body, PCBA board body includes a plurality of integrated circuit board hole sites, the top of PCBA board body is provided with fixed frame, the connecting plate is all installed to the left and right sides of fixed frame, two the connecting plate is all fixed with the bottom plate through corresponding fixing bolt, the rear side of bottom plate upper surface is provided with pressing mechanism, be provided with the radiator body in the fixed frame, the radiator body includes a plurality of radiator hole sites, corresponds a set of be provided with the second reference column jointly between integrated circuit board hole site and the radiator hole site, a plurality of the second reference column all includes the fixed knot.

Preferably, the pressing mechanism comprises two vertical plates, the positioning plates are jointly installed above the front side surfaces of the vertical plates, the front side surfaces of the positioning plates are provided with fixing plates through mounting bolts, the front side surfaces of the fixing plates are provided with mounting blocks, the front side surfaces of the mounting blocks are provided with pressing cylinders, the output ends of the pressing cylinders are provided with mounting plates, the lower surfaces of the mounting plates are provided with pressing jigs, and the lower surfaces of the pressing jigs are provided with a plurality of first positioning columns.

Preferably, a plurality of the first positioning columns are matched with corresponding second positioning columns.

Preferably, a guide hole block is installed below the front side surface of the installation block, and the output end of the pressing cylinder penetrates through the upper surface of the guide hole block and extends to the lower side of the guide hole block.

Preferably, the radiator body comprises a heat conduction pad below, and the lower surface of the heat conduction pad is in contact with the upper surface of the PCBA board body.

Preferably, the plurality of first positioning columns each comprise a corresponding groove, an oblique angle with an angle of one hundred and thirty-five degrees is arranged in each groove, and the diameter of each groove is greater than or equal to one millimeter at zero point five millimeters.

Preferably, a plurality of the first positioning columns are arranged in parallel.

The beneficial effects of the utility model are as follows:

according to the utility model, through the arrangement of the bottom plate, the positioning groove, the PCBA plate body, the fixing frame, the plate clamping hole site, the connecting plate, the fixing bolt, the pressing mechanism, the radiator body, the radiator hole site and the second positioning column, the plurality of first positioning columns are designed into a groove mode, the problems of incomplete buckling, crushing and the like caused by the position deviation of the fixing buckle and the plate clamping hole site are corrected through the oblique angle of the groove, the angles of two sides of the groove of the first positioning columns are one hundred thirty-five degrees, the depth is three millimeters, the concave diameter is five points and five millimeters, the fixing buckle head is five millimeters, the fixing buckle head can be customized according to the size of the fixing buckle head, and the diameter of the groove is more than or equal to one millimeter at zero point, so that the space is convenient to correct, and the design is simple, and the use is convenient.

Drawings

Fig. 1 is a schematic perspective view of a press-fit jig for mounting a heat sink on a PCBA board according to the present utility model;

fig. 2 is an enlarged schematic view of a portion a of the press-fit jig for mounting a heat sink on a PCBA board according to the present utility model;

fig. 3 is a schematic structural diagram of a pressing form of a pressing jig for mounting a heat sink on a PCBA board according to the present utility model.

In the figure: 1. a bottom plate; 2. a positioning groove; 3. a PCBA board body; 4. a board clamping hole site; 5. a fixed frame; 6. a connecting plate; 7. a fixing bolt; 8. a riser; 9. a positioning plate; 10. installing a bolt; 11. a fixing plate; 12. a mounting block; 13. a pressing cylinder; 14. a guide hole block; 15. a mounting plate; 16. pressing and smelting tool; 17. a first positioning column; 18. a radiator body; 19. a radiator hole site; 20. and a second positioning column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1-3, a pressing fixture for installing a radiator by using a PCBA board card comprises a bottom plate 1, a positioning groove 2 is formed in the upper surface of the bottom plate 1, a PCBA board body 3 is arranged in the positioning groove 2, the PCBA board body 3 comprises a plurality of board card hole sites 4, a fixed frame 5 is arranged above the PCBA board body 3, connecting plates 6 are arranged on the left side and the right side of the fixed frame 5, two connecting plates 6 are fixed with the bottom plate 1 through corresponding fixed bolts 7, a pressing mechanism is arranged on the rear side of the upper surface of the bottom plate 1, a radiator body 18 is arranged in the fixed frame 5, the radiator body 18 comprises a plurality of radiator hole sites 19, a second positioning column 20 is jointly arranged between a group of corresponding board card hole sites 4 and the radiator hole sites 19, the plurality of second positioning columns 20 comprise fixed buckles, the problems of buckling, such as buckling failure, crushing and the like caused by position deviation of the fixed buckles and the board card hole sites 4 can be corrected through oblique angles of grooves, the two sides of the grooves of the first positioning columns 17 are one hundred and thirty-five degrees, the depth is three millimeters, five points of concave diameter buckles are five millimeters, the fixed with five-millimeter diameters, the fixed buckles can be customized and the diameter of the pressing fixture is more than five millimeters, and the pressing fixture is convenient to use, and the pressing fixture is designed to be more convenient to correct by using;

the radiator body 18 includes a plurality of fin, and the position of placing the integrated circuit board on a plurality of fin and the PCBA board body 3 is fixed in position through using fixed frame 5 with the position of fin and PCBA board body 3, fixes a position the stroke of pressfitting through adjusting the stroke fixed screw on the pressfitting smelting tool 16, and four first positioning posts 17 push down the contact simultaneously and play the effect of parallel pushing down.

As shown in fig. 1 and 2, the guiding hole block 14 is installed to the below of installation piece 12 front side surface, the output of pressfitting cylinder 13 runs through the upper surface of guiding hole block 14 and extends to its below, can carry out spacing to the output of pressfitting cylinder 13, further improved the stability of pressfitting, radiator body 18 includes the heat conduction pad of below, the lower surface of heat conduction pad and the upper surface contact of PCBA board body 3, increase the heat conduction pad, can improve the radiating effect between radiator body 18 and the PCBA board body 3 for the heat is conducted fast to on the radiator body 18, is favorable to the heat dissipation.

The working principle of the utility model is as follows: when the device is used, the PCBA plate body 3 to be pressed is placed in the positioning groove 2 on the bottom plate 1, the corresponding connecting plate 6 is fixed with the bottom plate 1 through the two groups of fixing bolts 7, and the fixing frame 5 is positioned above the PCBA plate body 3 to stabilize the position of the positioning groove 2;

at this time, the pressing cylinder 13 can be opened, the output end of the pressing cylinder 13 pushes the pressing jig 16 to move downwards through the mounting plate 15, at this time, the first positioning columns 17 below the pressing jig 16 and the second positioning columns 20 on the radiator body 18 are pressed down and mounted at the matching positions, the first positioning columns 17 are designed into grooves, the problems of incomplete buckling, crushing and the like caused by the position offset of the fixing buckle and the board clamping hole position 4 are corrected through the oblique angle of the grooves, the angles of the two sides of the grooves of the first positioning columns 17 are one hundred thirty-five degrees, the depth is three millimeters, the concave diameter is five points and five millimeters, the fixing buckle pressure head is five millimeters, the fixing buckle pressure head can be customized according to the size of the fixing buckle pressure head, the diameter of the grooves is more than or equal to one millimeter at zero point, so that the space can not be corrected, and the size can not exceed one millimeter, and the effect of correction can not be played.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should be covered by the protection scope of the present utility model by equally replacing or changing the technical scheme and the inventive concept thereof.

Claims (7)

1. The utility model provides a PCBA integrated circuit board installs radiator pressfitting tool, includes bottom plate (1), its characterized in that: the utility model discloses a PCB assembly structure, including bottom plate (1), fixed plate (1), locating slot (2) have been seted up to the upper surface of bottom plate (1), the inside of locating slot (2) is provided with PCBA board body (3), PCBA board body (3) are including a plurality of integrated circuit board hole sites (4), the top of PCBA board body (3) is provided with fixed frame (5), connecting plate (6) are all installed to the left and right sides of fixed frame (5), two connecting plate (6) are all fixed with bottom plate (1) through corresponding fixing bolt (7), the rear side of bottom plate (1) upper surface is provided with pressing mechanism, be provided with radiator body (18) in fixed frame (5), radiator body (18) are including a plurality of radiator hole sites (19), correspond a set of be provided with second reference column (20) jointly between integrated circuit board hole site (4) and radiator hole site (19), a plurality of second reference column (20) all include the fixed knot.

2. The PCBA board card installation heat sink bonding jig according to claim 1, wherein: the utility model provides a laminating mechanism, including two risers (8), two locating plate (9) are installed jointly to the top of riser (8) front side surface, fixed plate (11) are installed through mounting bolt (10) to the front side surface of locating plate (9), the front side surface mounting of fixed plate (11) has installation piece (12), the front side surface mounting of installation piece (12) has laminating cylinder (13), mounting panel (15) are installed to the output of laminating cylinder (13), mounting panel (16) are installed to the lower surface mounting of mounting panel (15), a plurality of first reference columns (17) are installed to the lower surface mounting of laminating tool (16).

3. The PCBA board card installation heat sink bonding jig according to claim 2, wherein: a plurality of first positioning columns (17) are matched with corresponding second positioning columns (20).

4. The PCBA board card installation heat sink bonding jig according to claim 2, wherein: the guide hole block (14) is arranged below the front side surface of the mounting block (12), and the output end of the pressing cylinder (13) penetrates through the upper surface of the guide hole block (14) and extends to the lower side of the guide hole block.

5. The PCBA board card installation heat sink bonding jig according to claim 1, wherein: the radiator body (18) comprises a heat conduction pad below, and the lower surface of the heat conduction pad is in contact with the upper surface of the PCBA board body (3).

6. The PCBA board card installation heat sink bonding jig according to claim 2, wherein: the first positioning columns (17) comprise corresponding grooves, oblique angles with an angle of one hundred and thirty-five degrees are arranged in the grooves, and the diameter of the grooves is larger than or equal to one millimeter at zero point five millimeters.

7. The PCBA board card installation heat sink bonding jig according to claim 2, wherein: the first positioning columns (17) are arranged in parallel.