CN216313705U

CN216313705U - Pressure maintaining device for radiating fins

Info

Publication number: CN216313705U
Application number: CN202122425162.8U
Authority: CN
Inventors: 郭周鹏; 吴曾越; 孙燕
Original assignee: Shenzhen Mars Digital Technology Co ltd
Current assignee: Shenzhen Mars Digital Technology Co ltd
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-04-15
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a radiating fin pressure maintaining device which comprises a base, wherein the upper end of the base is fixedly connected with a workbench, a fixing mechanism is installed on the workbench, the upper end of the base is fixedly connected with a U-shaped frame, the upper end of the U-shaped frame is fixedly connected with a hydraulic oil cylinder, the movable end of the hydraulic oil cylinder penetrates through the upper end of the U-shaped frame and is fixedly connected with a convex pressing plate, a pressure maintaining mechanism is installed on the base and comprises a vertical rod fixedly connected to the upper end of the base, the side wall of the vertical rod is provided with a vertical groove, and the inner wall of the vertical groove is connected with a first sliding block in a sliding mode. According to the utility model, the height of the adjusting plate is adjusted, so that the pressure applied to the radiating fin by the convex pressing plate can be adjusted, and the adjusting plate is fixed at a proper height, so that the pressure applied to the radiating fin by the convex pressing plate every time is the same, and the phenomenon that the connection between the radiating fin and an electronic element is unqualified due to the overlarge or undersize applied pressure is avoided, and the production cost is increased.

Description

Pressure maintaining device for radiating fins

Technical Field

The utility model relates to the technical field of radiating fins, in particular to a radiating fin pressure maintaining device.

Background

The radiating fin is a device for radiating heat of an easily-generated electronic component in an electrical appliance, is mostly made of aluminum alloy, brass or bronze into a plate shape, a sheet shape and the like, and is mostly bonded with the electronic component through heat-conducting silica gel, so that the heat of the electronic component is conveniently radiated.

The existing cooling fin is in the installation process, the cooling fin is mostly bonded on an electronic element through heat conduction silica gel, manual pressing is usually adopted when bonding, the manual pressing cannot enable the pressure pressed at each time to be the same, if the applied pressure is large, the cooling fin can be deformed and damaged, if the applied pressure is too small, the cooling fin is easy to fall off in the using process, the rejection rate of products is greatly improved, and the production cost is further increased.

Based on this, we propose a heat sink pressure maintaining device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a radiating fin pressure maintaining device.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a fin pressurizer, includes the base, base upper end fixedly connected with workstation, install fixed establishment on the workstation, base upper end fixedly connected with U type frame, U type frame upper end fixedly connected with hydraulic cylinder, the hydraulic cylinder expansion end runs through U type frame upper end and fixedly connected with convex clamp plate, install pressurize mechanism on the base, pressurize mechanism includes the montant of fixed connection in the base upper end, the montant lateral wall has been seted up and has been erected the groove, it has first slider to erect inslot wall sliding connection, first slider lateral wall fixedly connected with regulating plate.

Preferably, the fixing mechanism comprises a sliding groove formed in the upper end of the workbench, the inner wall of the sliding groove is symmetrically and slidably connected with two second sliding blocks and two fixing rods fixedly connected to the upper end of the second sliding blocks and two fixing plates fixedly connected to the side walls, close to each other, of the fixing rods, and a first driving mechanism is installed in the sliding groove.

Preferably, first actuating mechanism is including rotating the two-way lead screw of connection at the spout inner wall, two-way lead screw lateral wall and two second slider threaded connection, workstation lateral wall and fixedly connected with turning hand are run through to two-way lead screw one end, install the stop gear who prescribes a limit to the turned position of two-way lead screw on the turning hand.

Preferably, stop gear includes the threaded rod of threaded connection at the commentaries on classics hand lateral wall, the workstation lateral wall is seted up a plurality ofly and threaded rod complex spacing groove, and is a plurality of spacing groove sets up along two-way lead screw axle center symmetry.

Preferably, erect the inslot and install second actuating mechanism, second actuating mechanism is including rotating the lead screw of connection at perpendicular inslot wall, base lower extreme fixedly connected with motor, the motor output run through base and montant lower extreme and with lead screw fixed connection.

Preferably, the base lower extreme symmetry fixedly connected with support column, just the support column lower extreme passes through expansion screw and ground fixed connection.

The utility model has the following beneficial effects:

1. through setting up pressurize mechanism, rotate through driving motor, drive the regulating plate and reciprocate, adjust the height of regulating plate, can apply the pressure size of giving the fin to the convex clamp plate and adjust, fix the regulating plate at suitable height simultaneously, can make the convex clamp plate apply the pressure of giving the fin at every turn the same, avoid applying too big or undersize of pressure, make the connection between fin and the electronic component unqualified, cause manufacturing cost's increase.

2. Through setting up fixed establishment, fix electronic component through two fixed plates, avoid electronic component to take place to remove at the in-process position of bonding fin, and then make the bonding position of fin take place the skew, influence the radiating effect in fin later stage.

Drawings

Fig. 1 is a schematic structural diagram of a pressure maintaining device for a heat dissipation plate according to the present invention;

FIG. 2 is a schematic cross-sectional view of the structure of FIG. 1 taken along line A-A;

fig. 3 is a partially enlarged view of B in fig. 1.

In the figure: the device comprises a base 1, a workbench 2, a 3U-shaped frame, a 4 hydraulic oil cylinder, a 5 convex pressing plate, a 6 vertical rod, a 7 vertical groove, a 8 first sliding block, a 9 adjusting plate, a 10 sliding groove, a 11 second sliding block, a 12 fixed rod, a 13 fixed plate, a 14 bidirectional screw rod, a 15 rotating hand, a 16 threaded rod, a 17 limiting groove, an 18 screw rod and a 19 motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a fin pressurizer, including base 1, 1 lower extreme symmetry fixedly connected with support column of base, and the support column lower extreme passes through inflation screw and ground fixed connection, 1 upper end fixedly connected with workstation 2 of base, install fixed establishment on workstation 2, 1 upper end fixedly connected with U type frame 3 of base, 3 upper end fixedly connected with hydraulic cylinder 4 of U type frame, the 4 expansion end of hydraulic cylinder runs through 3 upper ends of U type frame and fixedly connected with convex clamp plate 5, install the pressurize mechanism on the base 1, the pressurize mechanism includes montant 6 of fixed connection in 1 upper end of base, vertical slot 7 has been seted up to 6 lateral walls of montant, the inner wall sliding connection in vertical slot 7 has

first slider

8, 8 lateral wall fixedly connected with regulating plate 9 of first slider.

Fixed establishment is including seting up spout 10 in 2 upper ends of workstation, spout 10 inner wall symmetry sliding connection has two second sliders 11, two dead levers 12 of two second slider 11 upper end fixedly connected with, dead lever 12 is the L shape, two lateral wall fixedly connected with two fixed plates 13 that two dead levers 12 are close to each other, it needs to explain, two fixed plate 13 lateral walls all veneer have the rubber pad, and the rubber pad surface is carved with anti-skidding line, the rubber pad can play certain cushioning effect, avoid electronic component surface atress suddenly and receive the damage, anti-skidding line can increase the frictional force between fixed plate 13 and the electronic component, further strengthen fixed effect, install a actuating mechanism in the spout 10.

First actuating mechanism is including rotating the two-way lead screw 14 of connecting at vertical trough 7 inner wall, two-way lead screw 14 lateral wall and two second sliders 11 threaded connection, and 2 lateral walls of workstation and fixedly connected with turning hand 15 are run through to two-way lead screw 14 one end, install on the turning hand 15 and carry out the stop gear who prescribes a limit to two-way lead screw 14's turned position.

Stop gear includes threaded connection at the threaded rod 16 of the 15 lateral walls of commentaries on classics hand, 2 lateral walls of workstation have seted up a plurality ofly and threaded rod 16 complex spacing grooves 17, and a plurality of spacing grooves 17 set up along 14 axle center symmetries of two-way lead screw, it needs to explain, through changeing over to threaded rod 16 over to spacing groove 17, prescribe a limit to the turned position of two-way lead screw 14, avoid outside vibrations to make two-way lead screw 14 rotate, drive fixed plate 13 and remove, make fixed plate 13 lose efficacy to electronic component's fixed.

Install second actuating mechanism in the vertical groove 7, second actuating mechanism is including rotating the lead screw 18 of connection at vertical groove 7 inner wall, and base 1 lower extreme fixedly connected with motor 19, motor 19 output run through base 1 and 6 lower extremes of montant and with lead screw 18 fixed connection.

In the using process, firstly, an electronic component is placed on the workbench 2, then the rotating hand 15 is rotated to drive the bidirectional screw 14 to rotate, the two second sliding blocks 11 are driven to mutually approach in the sliding grooves 10, the two fixing rods 12 are driven to mutually approach, the two fixing plates 13 are further driven to mutually approach, the electronic component is clamped, the electronic component is fixed, finally, the threaded rod 16 is rotated into the limiting groove 17, and the rotating position of the bidirectional screw 14 is limited;

then the driving motor 19 rotates to drive the screw rod 18 to rotate, the first slide block 8 is driven to move upwards or downwards on the inner wall of the vertical groove 7, the adjusting plate 9 is driven to move upwards or downwards, the height of the adjusting plate 9 can be adjusted according to the pressure applied to the radiating fin, when the adjusting plate 9 is adjusted to a proper height, the driving motor 19 stops rotating, then the hydraulic oil cylinder 4 is driven to extend, the convex pressing plate 5 is driven to move downwards, the radiating fin is pressed, when the lower end of the convex pressing plate 5 abuts against the upper end of the adjusting plate 9, the hydraulic oil cylinder 4 stops being driven to extend, the convex pressing plate 5 is kept pressed for a certain time at the moment, the radiating fin is firmly bonded with the electronic element, then the hydraulic oil cylinder 4 is driven to shorten, the convex pressing plate 5 is driven to ascend, then the electronic element and the radiating fin are replaced, and the circulation is carried out in such a way, and the height of the adjusting plate 9 is kept constant each time, so that the pressure exerted by the convex pressure plate 5 on the heat sink each time is the same.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a fin pressurizer, includes base (1), its characterized in that, base (1) upper end fixedly connected with workstation (2), install fixed establishment on workstation (2), base (1) upper end fixedly connected with U type frame (3), U type frame (3) upper end fixedly connected with hydraulic cylinder (4), hydraulic cylinder (4) expansion end runs through U type frame (3) upper end and fixedly connected with convex clamp plate (5), install pressurize mechanism on base (1), pressurize mechanism includes montant (6) of fixed connection in base (1) upper end, montant (6) lateral wall has been seted up and has been erected groove (7), erect groove (7) inner wall sliding connection has first slider (8), first slider (8) lateral wall fixedly connected with regulating plate (9).

2. A heat sink pressurizer according to claim 1, wherein the fixing mechanism comprises a chute (10) formed at the upper end of the working platform (2), two second sliding blocks (11) are symmetrically and slidably connected to the inner wall of the chute (10), two fixing rods (12) are fixedly connected to the upper ends of the two second sliding blocks (11), two fixing plates (13) are fixedly connected to the side walls of the two fixing rods (12) close to each other, and a first driving mechanism is installed in the chute (10).

3. A heat sink pressurizer according to claim 2, wherein the first driving mechanism comprises a bidirectional screw (14) rotatably connected to the inner wall of the vertical groove (7), the side wall of the bidirectional screw (14) is in threaded connection with the two second sliders (11), one end of the bidirectional screw (14) penetrates through the side wall of the workbench (2) and is fixedly connected with a rotating handle (15), and a limiting mechanism for limiting the rotating position of the bidirectional screw (14) is installed on the rotating handle (15).

4. A heat sink pressurizer according to claim 3, wherein the limiting mechanism comprises a threaded rod (16) screwed on the side wall of the rotating hand (15), the side wall of the working platform (2) is provided with a plurality of limiting grooves (17) matched with the threaded rod (16), and the plurality of limiting grooves (17) are symmetrically arranged along the axial center of the bidirectional screw (14).

5. A heat sink pressure maintaining device according to claim 1, wherein a second driving mechanism is installed in the vertical groove (7), the second driving mechanism comprises a screw rod (18) rotatably connected to the inner wall of the vertical groove (7), a motor (19) is fixedly connected to the lower end of the base (1), and the output end of the motor (19) penetrates through the lower ends of the base (1) and the vertical rod (6) and is fixedly connected to the screw rod (18).

6. A heat sink pressure maintaining device as claimed in claim 1, wherein the lower end of the base (1) is symmetrically and fixedly connected with supporting columns, and the lower ends of the supporting columns are fixedly connected with the ground through expansion screws.