CN210633078U

CN210633078U - Circuit board welding frame with cooling structure

Info

Publication number: CN210633078U
Application number: CN201921095268.2U
Authority: CN
Inventors: 何颀
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2019-07-14
Filing date: 2019-07-14
Publication date: 2020-05-29
Anticipated expiration: 2029-07-14

Abstract

The utility model discloses a circuit board welding frame with cooling structure, the on-line screen storage device comprises a base, the side of going up of base is opened there is the mounting groove, the internally mounted of mounting groove has the motor, be equipped with the fan on the motor shaft of motor, the mounting groove is connected with the apron through some fixed columns of its four angle fixed connection, it has the gas outlet to open on the apron, it has the air inlet to open on the both sides cell wall of mounting groove, the both sides of side are connected with the pillar through the connecting plate respectively on the apron, the pillar is connected with clamping device through the double-layered groove that its upper end was opened has, this device can be. Therefore, the circuit board can be conveniently welded and pin-processed by workers, and in addition, the motor can be started when needed, so that the fan blows air to the circuit board.

Description

Circuit board welding frame with cooling structure

Technical Field

The utility model relates to a circuit board welding technology field specifically is a circuit board welding frame with cooling structure.

Background

The circuit board can collect a large number of electrical components together and provide electrical connection for the electrical components, is an indispensable part in electronic components, is generally produced and processed by a printing method for integrated circuits, and is also used for soldering simple circuits such as LED energy-saving lamp modules, remote controller circuits, control circuits of fans and the like, and is also used for soldering operation in the aspect of maintenance of some electronic circuits. Under this condition, need use the electric iron to melt the tin silk and drip on the face of weld of circuit board, then the tin silk can solidify gradually, and the tin silk solidifies and can fix electrical components on the circuit board after accomplishing, but the tin silk temperature that melts is higher, so the circuit board very easily the high condition of temperature appears at the welded in-process to lead to the circuit board to damage.

In addition, most of the existing welding circuit boards are directly placed on a desktop horizontally, the pin parts of some electronic components are inconvenient to turn and the inclination angle is inconvenient to process, the operation is inconvenient, and the circuit board welding frame with the cooling structure is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board welding frame with cooling structure to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board welding stand with cooling structure, includes the base, the side of going up of base is opened there is the mounting groove, the internally mounted of mounting groove has the motor, be equipped with the fan on the motor shaft of motor, the mounting groove is connected with the apron through the fixed column that its four corners fixed connection has, it has the gas outlet to open on the apron, and it has the air inlet to open on the both sides cell wall of mounting groove, the both sides of side are connected with the pillar through the connecting plate respectively on the apron, the pillar is connected with the clamping device who is used for the swing joint circuit board through its upper end division of.

Preferably, clamping device includes two pivots, two pivots rotate respectively to connect and connect in the inside of two double-layered grooves, and two pivots open the spout sliding connection who has the clamping bar through its interior terminal surface, it has the recess to open on the side of corresponding spout is kept away from to the clamping bar, fixedly connected with rubber pad on the downside cell wall of recess, it has the camera obscura to open on the upside cell wall of recess, there is the slide tank bottom of camera obscura through spring coupling, the downside of slide also fixedly connected with rubber pad.

Preferably, a baffle is fixedly connected to one end face, away from the clamping rod, of the rotating shaft, and the diameter of the baffle is larger than that of the clamping groove.

Preferably, be equipped with first locking bolt on the both sides cell wall of double-layered notch department, first locking bolt rotates with the cell wall that is close to the double-layered groove of its nut one end and is connected, and the cell wall meshing of the double-layered groove of keeping away from its nut one end is connected, the meshing is connected with second locking bolt on the lateral wall of baffle, and the inner of second locking bolt runs through the tank bottom of spout and extends to the inside of spout.

Preferably, the both ends of clamping bar all rotate through the turn trough that opens on its terminal surface and be connected with the commentaries on classics board, it has the breach to open on the medial surface of commentaries on classics board, and fixedly connected with corresponding montant on the terminal surface of slide bar, slide bar fixed connection is on the lateral surface of clamping bar.

Preferably, the air outlet is a plurality of circular holes, and the circular holes contain a plurality of threaded connection holes corresponding to the connecting plates.

Preferably, the motor is interconnected with the switch by a wire.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a cooperation between motor and the fan has realized that starter motor can make it drive the fan and rotate to make the fan blow to the circuit board through the gas outlet, then can make the higher circuit board rapid cooling of temperature, prevent that the circuit board from damaging because the temperature is higher, this device can be unsettled with the circuit board in the top of fan through the cooperation of pillar and clamping bar in addition, can adjust the position and the angle of circuit board, thereby can conveniently weld and pin handle.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the cover and base of the present invention;

FIG. 3 is an exploded view of the shaft, the post and the clamping bar of the present invention;

FIG. 4 is an enlarged view of the point A of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the connection between the second locking bolt and the rotating shaft of the present invention;

fig. 6 is a schematic view of the internal structure of the groove of the present invention;

fig. 7 is a schematic structural view of the circular hole at the air outlet of the present invention.

In the figure: 1. the base, 2, the mounting groove, 3, the fixed column, 4, the air inlet, 5, the motor, 6, the fan, 7, the electric wire, 8, the switch, 9, the apron, 10, the gas outlet, 11, the connecting plate, 12, the pillar, 13, the double-layered groove, 14, first locking bolt, 15, the pivot, 16, the spout, 17, the baffle, 18, the clamping bar, 19, the slide bar, 20, the rotary groove, 21, the connecting axle, 22, the rotary plate, 23, the breach, 24, the montant, 25, second locking bolt, 26, the recess, 27, the rubber pad, 28, the hidden slot, 29, the spring, 30, the slide.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: a circuit board welding frame with a cooling structure comprises a base 1, wherein an installation groove 2 is formed in the upper side face of the base 1, a motor 5 is installed inside the installation groove 2, a fan 6 is arranged on a motor shaft of the motor 5, the motor 5 is communicated with an external power supply through a cable, the installation groove 2 is connected with a cover plate 9 through fixing columns 3 fixedly connected with four corners of the installation groove 2, through holes are formed in four corners of the cover plate 9, threaded holes are formed in the upper end face of the fixing columns 3, the through holes in the cover plate 9 are respectively aligned with the threaded holes in the fixing columns 3 after the cover plate 9 is covered on the installation groove 2, at the moment, the cover plate 9 and the base 1 can be connected together through studs, an air outlet 10 is formed in the cover plate 9, air inlets 4 are formed in the two side groove walls of the installation groove 2, and when the motor 5 drives the fan, then outside air can get into the inside of mounting groove 2 through air inlet 4, the both sides of the upper flank of apron 9 are connected with pillar 12 through connecting plate 11 respectively, and connecting plate 11 links together with apron 9 through the double-screw bolt, and connecting plate 11 and pillar 12 fixed connection, pillar 12 is connected with clamping device through the double-layered groove 13 that its upper end was opened, and clamping device on two pillars 12 mutually supports, can clip the circuit board, makes it unsettled in the top of gas outlet 10, not only can conveniently weld, will blow simultaneously or let soldering tin solidify fast, but start motor 5 makes fan 6 blow upwards.

Specifically, the clamping device comprises two rotating shafts 15, a baffle 17, a clamping bar 18 and a sliding rod 19, the two rotating shafts 15 are respectively and rotatably connected inside the two clamping grooves 13, the clamping grooves 13 are made of elastic plastics, the rotating shafts 15 and the clamping grooves 13 are in interference fit, the rotating shafts 15 cannot freely rotate inside the clamping grooves 13 without external force, the rotating shafts 15 are slidably connected with the clamping bar 18 through sliding grooves 16 formed in the inner end surfaces of the rotating shafts 15, the surfaces, close to each other, of the two rotating shafts 15 are inner end surfaces, the sliding grooves 16 are in T-shaped shapes, the clamping bar 18 is fixedly connected with the sliding rod 19 with the shape matched with the sliding grooves 18, the sliding rod 19 is slidably connected inside the sliding grooves 16, the sliding rods 19 cannot be separated from the sliding grooves 16 because the sliding grooves 16 and the sliding rods 19 are in T-shaped shapes, the clamping bar 19 and the sliding grooves 16 are also in interference fit, and the clamping bar 18 cannot freely slide without sufficient external force, a groove 26 is formed in one side face, away from the corresponding sliding chute 16, of each clamping rod 18, a rubber pad 27 is fixedly connected to the lower side groove wall of each groove 26, a hidden groove 28 is formed in the upper side groove wall of each groove 26, a sliding plate 30 is connected to the bottom of each hidden groove 28 through a spring 29, the rubber pad 27 is fixedly connected to the lower side face of each sliding plate 30, each spring 29 enables each sliding plate 30 to bounce downwards, the rubber pads 27 on the sliding plates 30 and the rubber pads 27 on the groove walls of the grooves 26 are matched with each other to clamp the circuit board, and the arrangement of the rubber pads 27 can prevent the sliding plates 30 and the sliding chutes 16 from damaging the circuit;

in order to increase the utility model discloses be applied to the scope of circuit board size, gas outlet 10 is a plurality of circular ports, just contain a plurality of threaded connection holes that correspond with connecting plate 11 in the circular port, like that figure 7 shows that thick line part is threaded connection hole on the picture, when the position of two pillars 12 needs to be adjusted, unscrew the double-screw bolt that is used for connecting plate 11 and apron 9, then remove pillar 12, select suitable position then screw up fixedly.

Specifically, a baffle 17 is fixedly connected to an end surface of the rotating shaft 15 away from the clamping rod 18, and the diameter of the baffle 17 is larger than that of the clamping groove 13, so that the baffle 17 can prevent the rotating shaft 15 from falling off from the clamping groove 13.

Specifically, the two side groove walls at the groove opening of the clamping groove 13 are provided with first locking bolts 14, the first locking bolts 14 are rotatably connected with the groove wall of the clamping groove 13 close to the nut end thereof and are engaged with the groove wall of the clamping groove 13 far from the nut end thereof, because the rotating shaft 15 and the clamping groove 13 are in interference fit, the rotating shaft 15 may be worn after long-term use, the rotating shaft 15 can freely rotate in the clamping groove 13, at the moment, the clamping groove 13 can be contracted by screwing the first locking bolts 14, so that the interference fit relationship between the clamping groove 13 and the rotating shaft 15 can be recovered, the rotating shaft 15 cannot freely rotate in the clamping groove 13 without external force, the outer side wall of the baffle plate 17 is engaged with second locking bolts 25, and the inner ends of the second locking bolts 25 penetrate through the groove bottom of the sliding groove 16 and extend to the inside of the sliding groove 16, similarly, when the side friction between the slide bar 19 and the slide groove 16 is reduced, the second locking bolt 25 can be screwed to extrude the slide bar 19, so that the friction between the slide bar 19 and the slide groove 16 is increased again, and a rubber block is fixedly connected to one end surface of the second locking bolt 25, which is in contact with the slide bar 19, so that the rubber block can extrude the slide bar 19 better.

Particularly, the both ends of clamping bar 18 all rotate through the turn trough 20 that has opened on its terminal surface and be connected with commentaries on classics board 22, fixedly connected with connecting axle 21 between the both ends cell wall of turn trough 20, change board 22 and rotate and connect on connecting axle 21, it has breach 23 to open on the medial surface of commentaries on classics board 22, when changeing board 22 and the laminating of slide bar 19, the face of laminating each other with slide bar 19 is the medial surface, and fixedly connected with montant 24 that corresponds with breach 23 on the terminal surface of slide bar 19, slide bar 19 fixed connection is on the lateral surface of clamping bar 18, and movable joint between breach 23 and the montant 24, the outer terminal surface of montant 24 is the circular arc end, can conveniently carry out the joint with breach 23, can dismantle clamping bar 18 from pivot 15 when changeing board 22 and open, can prevent to make the one end and the spout 16 of slide bar 19 break away from being connected when covering in pulling.

Specifically, the motor 5 is connected with the switch 8 through the electric wire 7, and a worker can control whether the motor 5 is started or not by stepping on the switch 8 with feet, so that the operation is convenient.

The working principle is as follows: base 1 can be put on the desktop before welding, place switch 8 under the desk, then insert the inside at two recesses 26 respectively with the both ends of circuit board, the cell wall that makes slide 30 and recess 26 carries the circuit board, thereby make the circuit board unsettled in the top of gas outlet 10, just can weld this moment, when the angle of needs adjustment circuit board, only need rotate two clamping bars 18 hard can, when the position of needs adjustment circuit board, can stimulate or promote clamping bar 18, cool down or let soldering tin quick heat dissipation solidify when needs are bloied, switch 8 can start motor 5 under stepping on with the foot, thereby make fan 6 begin to blow to the circuit board.

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

Claims

1. The utility model provides a circuit board welding frame with cooling structure, includes base (1), its characterized in that: the side of going up of base (1) is opened there is mounting groove (2), the internally mounted of mounting groove (2) has motor (5), be equipped with fan (6) on the motor shaft of motor (5), mounting groove (2) are connected with apron (9) through fixed column (3) that its four corners fixed connection has, it has gas outlet (10) to open on apron (9), and it has air inlet (4) to open on the both sides cell wall of mounting groove (2), the both sides of side are connected with pillar (12) through connecting plate (11) respectively on apron (9), pillar (12) are connected with the clamping device who is used for the swing joint circuit board through clamp groove (13) that its upper end was opened there.

2. The circuit board welding frame with the cooling structure according to claim 1, wherein: clamping device includes two pivot (15), two pivot (15) rotate respectively to connect and connect in the inside of two double-layered grooves (13), open spout (16) sliding connection that has through its interior terminal surface on two pivot (15) have clamping bar (18), it has recess (26) to open on the side of corresponding spout (16) is kept away from in clamping bar (18), fixedly connected with rubber pad (27) on the downside cell wall of recess (26), it has scotoma (28) to open on the upside cell wall of recess (26), the tank bottom of scotoma (28) is connected with slide (30) through spring (29), the downside of slide (30) also fixedly connected with rubber pad (27).

3. The circuit board welding frame with the cooling structure according to claim 2, wherein: and a baffle (17) is fixedly connected to one end face, far away from the clamping rod (18), of the rotating shaft (15), and the diameter of the baffle (17) is larger than that of the clamping groove (13).

4. The circuit board welding frame with the cooling structure according to claim 3, wherein: be equipped with first locking bolt (14) on the both sides cell wall of pressing from both sides groove (13) notch department, first locking bolt (14) rotate with the cell wall that is close to the double-layered groove (13) of its nut one end and are connected, are connected with the cell wall meshing of the double-layered groove (13) of keeping away from its nut one end, the meshing is connected with second locking bolt (25) on the lateral wall of baffle (17), and the inner of second locking bolt (25) runs through the tank bottom of spout (16) and extends to the inside of spout (16).

5. The circuit board welding frame with the cooling structure according to claim 2, wherein: both ends of clamping bar (18) all rotate through the commentaries on classics groove (20) that open on its terminal surface and be connected with commentaries on classics board (22), it has breach (23) to open on the medial surface of commentaries on classics board (22), and fixedly connected with corresponds montant (24) on the terminal surface of slide bar (19), slide bar (19) fixed connection is on the lateral surface of clamping bar (18).

6. The circuit board welding frame with the cooling structure according to claim 1, wherein: gas outlet (10) are a plurality of circular ports, just contain a plurality of threaded connection hole that correspond with connecting plate (11) in the circular port.

7. The circuit board welding frame with the cooling structure according to claim 1, wherein: the motor (5) is connected with the switch (8) through an electric wire (7).