CN217397696U

CN217397696U - Conveying device for circuit board curing tunnel furnace

Info

Publication number: CN217397696U
Application number: CN202221406294.4U
Authority: CN
Inventors: 俞丞; 顾书春; 冯凯
Original assignee: Jiangsu Fuxing Electronics Co ltd
Current assignee: Jiangsu Fuxing Electronics Co ltd
Priority date: 2022-06-07
Filing date: 2022-06-07
Publication date: 2022-09-09
Anticipated expiration: 2032-06-07

Abstract

The utility model belongs to the field of curing tunnel furnaces, in particular to a conveying device for a circuit board curing tunnel furnace, which comprises a base; the curing tunnel furnace is characterized in that two mounting plates are fixedly connected to the base, a curing tunnel furnace main body is mounted at the top of each mounting plate, a first feeding hole and a first discharging hole are formed in the curing tunnel furnace main body, and two rotating rollers are rotatably connected between the two mounting plates through bearings; through the structural design of dust removal mechanism, the circuit board constantly gets into the casing from the second feed inlet of casing, goes out from the second discharge gate again, at the casing in-process, because the fan constantly blows to the external world from the box, make the box be the negative pressure in the box to produce suction in suction hood department, can adsorb the dust on the circuit board of below, realized mentioning the function of removing dust to the circuit board, solved the problem that present curing tunnel furnace's conveyor does not have dust removal structure, conveyor's practicality has been improved.

Description

Conveying device for circuit board curing tunnel furnace

Technical Field

The utility model relates to a solidification tunnel furnace field specifically is a conveyor for circuit board solidification tunnel furnace.

Background

In the process of printing the circuit board, the circuit board needs to be baked and dried, the drying operation usually firstly semi-cures the ink on the circuit board through an ultraviolet semi-curing device, and then a curing tunnel oven is used to completely dry the circuit board.

The curing tunnel furnace is provided with a heating unit and a conveying device, the circuit board to be dried is placed on the conveying device, the conveying device brings the circuit board to the heating unit, and the heating unit bakes and dries the circuit board.

However, the existing conveying device of the curing tunnel furnace does not have a dust removal structure, dust can be attached to the circuit board before the circuit board is conveyed into the curing tunnel furnace by the conveying device, and the circuit board can be cured without removing dust, so that the quality of the circuit board is affected; therefore, a conveying device for a circuit board curing tunnel furnace is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate the deficiency of the prior art, the conveying device of the present curing tunnel furnace does not have the problem of a dust removal structure, the utility model provides a conveying device for circuit board curing tunnel furnace.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a conveying device for a circuit board curing tunnel furnace, which comprises a base; the base is fixedly connected with two mounting plates, a curing tunnel furnace main body is mounted at the top of each mounting plate, a first feed port and a first discharge port are formed in the curing tunnel furnace main body, two rotating rollers are rotatably connected between the two mounting plates through bearings, one of the mounting plates is fixedly connected with two first motors, output shafts of the first motors are fixedly connected with the rotating rollers, the two rotating rollers are connected through a conveying belt in a transmission manner, and a dust removal mechanism is arranged on each mounting plate;

dust removal mechanism includes the casing of rigid coupling at two mounting panel tops, second feed inlet and second discharge gate have been seted up on the casing, the top rigid coupling of casing has the box, it has the chamber door to articulate through the hinge on the box, the rigid coupling has the handle on the chamber door, the connecting pipe is installed to the intercommunication on the box, the connecting pipe runs through the top of casing, the bottom rigid coupling of connecting pipe has the suction hood, the rectangle mouth has been seted up at the top of box, the top inner wall rigid coupling of box has the filter plate board, the top rigid coupling of box has the fan, the bottom inner wall sliding connection of box has the collection box.

Preferably, be equipped with locating component on the mounting panel, locating component includes the mounting panel of rigid coupling on the mounting panel, the top rigid coupling of mounting panel has two fixed plates, one of them the rigid coupling has the second motor, two rotate through the bearing between the fixed plate and be connected with the two-way threaded rod, the output shaft of second motor and the one end fixed connection of two-way threaded rod, the surface cover of two-way threaded rod is equipped with two movable plates, set up threaded hole on the movable plate, the movable plate passes through the surface threaded connection of screw hole and two-way threaded rod, the bottom rigid coupling of movable plate has the connecting plate, the connecting plate runs through the mounting panel, the bottom rigid coupling of connecting plate has the locating plate.

Preferably, the filter screen plate is positioned right below the rectangular opening, and the area of the filter screen plate is larger than that of the rectangular opening.

Preferably, the bottom inner wall of box has seted up the spout, the bottom rigid coupling of collecting the box has the slider, slider sliding connection is in the spout.

Preferably, the bracket plate is provided with a through hole, the connecting plate penetrates through the through hole, and the connecting plate is connected in the through hole in a sliding mode.

Preferably, a protective pad is fixedly connected to the positioning plate.

The utility model discloses an useful part lies in:

1. the utility model discloses a structural design of dust removal mechanism, the circuit board constantly gets into the casing from the second feed inlet of casing, goes out from the second discharge gate again, in the casing process, because the fan constantly blows to the external world from the box, makes the internal negative pressure that is of box, thereby produces suction at the suction hood, can adsorb the dust on the circuit board below, has realized mentioning the function of removing dust to the circuit board, has solved the problem that present curing tunnel furnace's conveyor does not have dust removal structure, has improved conveyor's practicality;

2. the utility model discloses a locating component's structural design moves equipment and will treat dry circuit board through the outside and place on the conveyer belt, and the conveyer belt drives the circuit board motion, and the circuit board is restricted at conveyer belt middle part position by the locating plate when two locating plates, and convenient follow-up dust removal and toast have realized carrying out the function of fixing a position to the circuit board, have improved conveyor's practicality.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram according to a first embodiment;

FIG. 2 is a schematic cross-sectional view of the housing according to the first embodiment;

FIG. 3 is a schematic structural diagram of a case according to the first embodiment;

FIG. 4 is a schematic structural diagram of the moving plate according to the first embodiment;

fig. 5 is a schematic perspective view of the second embodiment.

In the figure: 1. a base; 2. mounting a plate; 3. curing the tunnel furnace main body; 4. a first feed port; 5. a first discharge port; 6. a rotating roller; 7. a first motor; 8. a conveyor belt; 9. a housing; 10. a second feed port; 11. a second discharge port; 12. a box body; 13. a box door; 14. a handle; 15. a connecting pipe; 16. a dust hood; 17. a rectangular opening; 18. a filter screen plate; 19. a fan; 20. a collection box; 21. a mounting plate; 22. a fixing plate; 23. a second motor; 24. a bidirectional threaded rod; 25. moving the plate; 26. a threaded hole; 27. a connecting plate; 28. positioning a plate; 29. a chute; 30. a slider; 31. a port; 32. a protective pad; 33. a support pillar; 34. and (7) a rubber pad.

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 efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a conveyor for a circuit board curing tunnel furnace includes a base 1; the curing tunnel furnace is characterized in that two mounting plates 2 are fixedly connected to the base 1, a curing tunnel furnace main body 3 is mounted at the top of each mounting plate 2, a first feeding port 4 and a first discharging port 5 are formed in each curing tunnel furnace main body 3, two rotating rollers 6 are rotatably connected between the two mounting plates 2 through bearings, two first motors 7 are fixedly connected to one mounting plate 2, output shafts of the first motors 7 are fixedly connected with the rotating rollers 6, the two rotating rollers 6 are in transmission connection through a conveying belt 8, and a dust removing mechanism is arranged on each mounting plate 2;

the dust removal mechanism comprises a shell 9 fixedly connected to the tops of the two mounting plates 2, a second feeding hole 10 and a second discharging hole 11 are formed in the shell 9, a box body 12 is fixedly connected to the top of the shell 9, a box door 13 is hinged to the box body 12 through a hinge, a handle 14 is fixedly connected to the box door 13, a connecting pipe 15 is arranged on the box body 12 in a communicating mode, the connecting pipe 15 penetrates through the top of the shell 9, a dust hood 16 is fixedly connected to the bottom end of the connecting pipe 15, a rectangular opening 17 is formed in the top of the box body 12, a filter screen plate 18 is fixedly connected to the inner wall of the top of the box body 12, a fan 19 is fixedly connected to the top of the box body 12, and a collecting box 20 is slidably connected to the inner wall of the bottom of the box body 12;

the during operation, the circuit board that will wait to toast is moved equipment through the outside and is placed on conveyer belt 8, after the location is accomplished, the circuit board continues the motion, get into casing 9 from second feed inlet 10 in, fan 19 moves always, fan 19 can be followed box 12 and is extracted gas and blow to the external world, make the interior negative pressure state of box 12, can make suction hood 16 department produce suction, suction hood 16 can remove dust to the circuit board that the below passed through, inhale adnexed dust on the circuit board away, the dust gets into in the collection box 20 in the box 12 from connecting pipe 15, when needs clearance collection box 20, open chamber door 13 and can take collection box 20 out.

The mounting plate 2 is provided with a positioning assembly, the positioning assembly comprises a support plate 21 fixedly connected to the mounting plate 2, the top of the support plate 21 is fixedly connected with two fixing plates 22, one of the fixing plates 22 is fixedly connected with a second motor 23, a two-way threaded rod 24 is rotatably connected between the two fixing plates 22 through a bearing, an output shaft of the second motor 23 is fixedly connected with one end of the two-way threaded rod 24, two moving plates 25 are sleeved on the surface of the two-way threaded rod 24, threaded holes 26 are formed in the moving plates 25, the moving plates 25 are in threaded connection with the surfaces of the two-way threaded rods 24 through the threaded holes 26, a connecting plate 27 is fixedly connected to the bottom of the moving plates 25, the connecting plate 27 penetrates through the support plate 21, and a positioning plate 28 is fixedly connected to the bottom of the connecting plate 27;

in operation, because first motor 7 is the running state all the time, conveyer belt 8 moves all the time, conveyer belt 8 can drive the circuit board motion, the circuit board is restricted at conveyer belt 8 middle part position by two locating plates 28, because dust excluding mechanism's suction hood 16 and solidification tunnel furnace main part 3's heating unit all are located directly over conveyer belt 8 middle part, convenient follow-up dust removal and toast the operation, can also be according to the distance between two locating plates 28 of the size adjustment of circuit board, start second motor 23, second motor 23 drives two-way threaded rod 24 and rotates, two movable plates 25 of two-way threaded rod 24 drive move to opposite direction, movable plate 25 drives connecting plate 27 and moves, connecting plate 27 drives locating plate 28 and moves, adjust the distance between locating plate 28 to the distance that accords with the circuit board size.

The filter screen plate 18 is positioned right below the rectangular opening 17, and the area of the filter screen plate 18 is larger than that of the rectangular opening 17;

when the dust-proof box is in work, the area of the filter screen 18 is larger than that of the rectangular opening 17, so that the filter screen 18 can completely cover the rectangular opening 17, and dust is prevented from escaping from the box body 12 through the rectangular opening 17.

A sliding groove 29 is formed in the inner wall of the bottom of the box body 12, a sliding block 30 is fixedly connected to the bottom of the collecting box 20, and the sliding block 30 is connected in the sliding groove 29 in a sliding mode;

in operation, during movement of the magazine 20, the slide 30 slides within the slot 29 to position the magazine 20 in a horizontal orientation.

The support plate 21 is provided with a through hole 31, the connecting plate 27 penetrates through the through hole 31, and the connecting plate 27 is connected in the through hole 31 in a sliding manner;

in operation, during movement of the moving plate 25, the connecting plate 27 slides within the through opening 31 to limit the moving plate 25 in the horizontal direction.

A protective pad 32 is fixedly connected to the positioning plate 28;

when the circuit board positioning pad works, the protection pad 32 can prevent the circuit board from being damaged by accidental collision in the process of positioning the circuit board.

Example two

Referring to fig. 5, in a first comparative example, as another embodiment of the present invention, four supporting pillars 33 are fixedly connected to the bottom of the base 1, and a rubber pad 34 is fixedly connected to the bottom of the supporting pillars 33; during operation, support column 33 can be with base 1 away from ground, makes equipment keep dry, and rubber pad 34 can play the shock attenuation cushioning effect.

The working principle is as follows: when the baking machine is used, a circuit board to be baked is placed on the conveyor belt 8 through external transfer equipment, the conveyor belt 8 runs all the time because the first motor 7 is in a running state all the time, the conveyor belt 8 can drive the circuit board to move, the circuit board is limited at the middle position of the conveyor belt 8 by the two positioning plates 28, the dust hood 16 of the dust removal mechanism and the heating unit of the curing tunnel furnace main body 3 are both positioned right above the middle part of the conveyor belt 8, so that subsequent dust removal and baking operations are convenient, the distance between the two positioning plates 28 can be adjusted according to the size of the circuit board, the second motor 23 is started, the second motor 23 drives the two-way threaded rod 24 to rotate, the two-way threaded rod 24 drives the two moving plates 25 to move in opposite directions, the moving plates 25 drive the connecting plates 27 to move, the connecting plates 27 drive the positioning plates 28 to move, and the distance between the positioning plates 28 is adjusted to the distance which accords with the size of the circuit board, after the positioning is finished, the circuit board continues to move, the circuit board enters the shell 9 from the second feeding hole 10, the fan 19 runs all the time, the fan 19 can extract air from the box body 12 and blow the air to the outside, the box body 12 is in a negative pressure state, suction force can be generated at the position of the dust hood 16, the dust hood 16 can perform dust removal operation on the circuit board passing below, attached dust on the circuit board is sucked away, the dust enters the collecting box 20 in the box body 12 from the connecting pipe 15, and when the collecting box 20 needs to be cleaned, the collecting box 20 can be drawn out by opening the box door 13.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The utility model provides a conveyor for circuit board solidification tunnel furnace which characterized in that: comprises a base (1); the device is characterized in that two mounting plates (2) are fixedly connected to the base (1), a curing tunnel furnace main body (3) is mounted at the top of each mounting plate (2), a first feeding hole (4) and a first discharging hole (5) are formed in the curing tunnel furnace main body (3), two rotating rollers (6) are rotatably connected between the two mounting plates (2) through bearings, one of the mounting plates (2) is fixedly connected with two first motors (7), an output shaft of each first motor (7) is fixedly connected with the corresponding rotating roller (6), the two rotating rollers (6) are in transmission connection through a conveying belt (8), and a dust removing mechanism is arranged on each mounting plate (2);

the dust removing mechanism comprises a shell (9) fixedly connected with the tops of the two mounting plates (2), a second feed inlet (10) and a second discharge outlet (11) are arranged on the shell (9), a box body (12) is fixedly connected with the top of the shell (9), a box door (13) is hinged on the box body (12) through a hinge, a handle (14) is fixedly connected on the box door (13), a connecting pipe (15) is communicated and installed on the box body (12), the connecting pipe (15) penetrates through the top of the shell (9), the bottom end of the connecting pipe (15) is fixedly connected with a dust hood (16), the top of the box body (12) is provided with a rectangular opening (17), the inner wall of the top of the box body (12) is fixedly connected with a filter screen plate (18), the top of box (12) is rigid coupling has fan (19), the bottom inner wall sliding connection of box (12) has collection box (20).

2. The conveying device for the circuit board curing tunnel furnace according to claim 1, characterized in that: be equipped with locating component on mounting panel (2), locating component includes mounting panel (21) of rigid coupling on mounting panel (2), the top rigid coupling of mounting panel (21) has two fixed plates (22), one of them the rigid coupling has second motor (23) on fixed plate (22), two it is connected with two-way threaded rod (24) to rotate through the bearing between fixed plate (22), the output shaft of second motor (23) and the one end fixed connection of two-way threaded rod (24), the surface cover of two-way threaded rod (24) is equipped with two movable plates (25), set up threaded hole (26) on movable plate (25), movable plate (25) is through the surface threaded connection of screw hole (26) and two-way threaded rod (24), the bottom rigid coupling of movable plate (25) has connecting plate (27), mounting panel (21) is run through in connecting plate (27), and a positioning plate (28) is fixedly connected to the bottom of the connecting plate (27).

3. The conveying device for the circuit board curing tunnel furnace according to claim 2, characterized in that: the filter screen plate (18) is positioned under the rectangular opening (17), and the area of the filter screen plate (18) is larger than that of the rectangular opening (17).

4. The conveying device for the circuit board curing tunnel furnace according to claim 3, characterized in that: the bottom inner wall of box (12) has seted up spout (29), the bottom rigid coupling of collecting box (20) has slider (30), slider (30) sliding connection is in spout (29).

5. The conveying device for the circuit board curing tunnel furnace according to claim 4, characterized in that: opening (31) have been seted up on mounting plate (21), connecting plate (27) run through opening (31), connecting plate (27) sliding connection is in opening (31).

6. The conveying device for the circuit board curing tunnel furnace according to claim 5, wherein: a protective pad (32) is fixedly connected to the positioning plate (28).