CN217451166U - Cleaning device - Google Patents

Abstract

The utility model relates to a technical field is handled to the circuit board, provides a belt cleaning device, include the washing tank and establish the first conveying mechanism in the washing tank, it includes: the transmission assembly is provided with at least one first roller and at least one second roller, and a plate passing channel is formed between the two rollers; the conveying piece is arranged at the bottom of the plate passing channel, and the peripheral wall of any conveying piece is provided with a conveying groove for embedding the bottom of the plate in the plate passing channel; and the spraying mechanism is used for spraying cleaning liquid into the plate passing channel. First roller and second roller form the board passageway, set up the conveyer trough on this peripheral wall of carrying the piece, make panel press from both sides the electroplating from the conveyer belt and carry the back of coming, electroplate and press from both sides and loosen this panel, make the bottom of this panel can be embedded into this conveyer trough, when carrying the piece to rotate, drive panel and carry the motion in the board passageway of crossing, spray the mechanism and spray the washing liquid on to the face of panel, the realization is to the washing of face, also can carry out abluent effect to this clamping position simultaneously.

Description

Cleaning device

Technical Field

The utility model relates to a circuit board processing technology field, concretely relates to belt cleaning device.

Background

In the process of electroplating the circuit board, a conveying device is adopted to convey the circuit board so as to enable the circuit board to extend vertically and move horizontally, and specifically, the existing conveying device generally comprises a conveying belt, such as a steel belt, wherein the conveying belt is sleeved on a driving wheel and a driven wheel in a closed ring manner; the bottom of the conveying belt is provided with a plurality of electroplating clamps, the conveying belt spans a feeding area, an electroplating area, a post-processing area and a discharging area, wherein the post-processing area generally comprises the working procedures of cleaning, drying and the like.

In the actual electroplating process, the top of the circuit board is clamped on the electroplating clamp in the feeding area, then the circuit board is driven to sequentially pass through the electroplating area, the post-processing area and the blanking area along with the movement of the conveying belt, and the electroplated circuit board is taken down from the electroplating clamp in the blanking area so as to complete the vertical electroplating of the circuit board.

However, in the prior art, because the electroplating clamp always clamps the circuit board in the whole process, after the circuit board is electroplated in the electroplating area, part of electroplating solution is inevitably remained on the surface of the circuit board and at the clamping position of the electroplating clamp on the circuit board, after the circuit board enters the cleaning tank of the cleaning area, cleaning solution is arranged in the cleaning tank of the cleaning area, but because the clamping position on the circuit board is shielded by the electroplating clamp, the cleaning solution cannot clean the clamping position on the circuit board, so that after the circuit board is blanked, the electroplating solution is still remained on the surface of the circuit board, and the quality of the circuit board is affected.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming prior art, because electroplate in whole process and press from both sides the centre gripping to the circuit board all the time, after the circuit board is electroplated in the electroplating zone, must have partial plating solution to remain on the circuit board surface, and electroplate the clamping position department of pressing from both sides on the circuit board, back in the washing tank that gets into the washing zone when the circuit board, be equipped with the washing liquid in the washing tank in the washing zone, nevertheless because clamping position on the circuit board is electroplated and press from both sides and shelter from, the washing liquid can not wash the clamping position on the circuit board, lead to circuit board unloading back, the circuit board still has remaining of electroplating liquid medicine on the surface, influence the defect of the quality of circuit board, thereby provide a belt cleaning device.

A cleaning device, comprising:

the cleaning tank is used for receiving the plate conveyed by the electroplating clamp on the conveying belt;

first conveying mechanism establishes in the washing tank, and it includes:

the transmission assembly is provided with at least one first roller and at least one second roller which are horizontally distributed oppositely and respectively and rotatably arranged on the rack, and a plate passing channel for the plate to pass through along the horizontal direction is formed between the two rollers;

the conveying piece is arranged at the bottom of the plate passing channel, the peripheral wall of any conveying piece is provided with a conveying groove suitable for the bottom of the plate in the plate passing channel to be embedded, and the conveying piece is driven by a driving force to rotate;

and the spraying mechanism is arranged in the cleaning tank and used for spraying cleaning liquid into the plate passing channel.

Optionally, in the above cleaning device, the conveying member is a conveying wheel, and the conveying wheel is driven by a driving force to rotate; the conveying wheel comprises a first wheel part and a second wheel part which are detachably connected and coaxially arranged.

Alternatively, in the above cleaning device, an annular step portion is formed on an outer peripheral wall of any one of the first wheel portion and the second wheel portion, and is projected or recessed in a radial direction thereof; the two step parts are adjacently distributed, and the conveying groove is defined by the two concave or convex step parts.

Optionally, in the cleaning device, along an axial direction of the conveying wheel, one of the first wheel portion and the second wheel portion is provided with at least one groove, and the other one of the first wheel portion and the second wheel portion is provided with at least one projection corresponding to the groove in a one-to-one manner, and the projection is correspondingly inserted into the groove, so that the first wheel portion and the second wheel portion are detachably connected.

Optionally, the cleaning device further comprises an annular belt body, the outer surface of the belt body is a concave-convex uneven surface, and the belt body is sleeved outside the conveying groove to enable the bottom of the plate to be abutted.

Optionally, in the above cleaning device, there are at least two conveying members, and all the conveying members are sequentially arranged at intervals along the conveying direction of the plate;

at least one transmission assembly is arranged between every two adjacent conveying pieces.

Optionally, in the cleaning device, the spraying mechanism includes at least two spraying pipes arranged in the cleaning tank and extending vertically, a first conveying pipeline having one end connected to the spraying pipes and the other end located outside the cleaning tank, and a pump body arranged at the other end of the first conveying pipeline;

the two spray pipes are oppositely distributed, an accommodating cavity is formed between the two spray pipes, and the conveying piece and the transmission assembly are distributed in the accommodating cavity;

at least one nozzle facing the plate passing channel is arranged on any one of the spray pipes.

Optionally, in the cleaning device, the first conveying pipeline includes a first section, a second section located above the first section and perpendicular to the first section, and a vertical section connecting the first section and the second section, and the first section and the second section are located on two sides of the vertical section respectively;

the first section is arranged at the bottom of the cleaning tank, and the second section extends out of the cleaning tank and is connected with the pump body;

the bottoms of all the spray pipes are fixed on the first section.

Alternatively, in the above cleaning apparatus, a plurality of the nozzles are arranged in sequence in the axial direction of each of the shower pipes, and any one of the nozzles is driven by the high-pressure liquid therein to rotate.

Optionally, the cleaning device further includes a second conveying pipeline located outside the cleaning tank, one end of the second conveying pipeline is connected to the other end of the first conveying pipeline, and the pump body is disposed on the second conveying pipeline;

and a filter arranged on the second conveying pipeline.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pair of cleaning device, include: the cleaning tank is used for receiving the plate conveyed by the electroplating clamp on the conveying belt; first conveying mechanism establishes in the washing tank, and it includes: the transmission assembly is provided with at least one first roller and at least one second roller which are horizontally distributed oppositely and respectively and rotatably arranged on the rack, and a plate passing channel for the plate to pass through along the horizontal direction is formed between the two rollers; the conveying piece is arranged at the bottom of the plate passing channel, the peripheral wall of any one conveying piece is provided with a conveying groove suitable for the bottom of the plate in the plate passing channel to be embedded, and the conveying piece is driven by a driving force to rotate; and the spraying mechanism is arranged in the cleaning tank and is used for spraying cleaning liquid into the plate passing channel.

In the cleaning device with the structure, the first conveying mechanism is arranged in the cleaning tank, the first roller and the second roller of the first conveying mechanism form a plate passing channel, the conveying groove is arranged on the peripheral wall of the conveying piece, so that after a plate is conveyed from the electroplating clamp of the conveying belt, the electroplating clamp loosens the plate, the bottom of the plate can be embedded into the conveying groove, when the conveying piece rotates, the plate is driven to carry out conveying motion in the plate passing channel, the spraying mechanism sprays cleaning liquid onto the plate surface of the plate, the cleaning of the plate surface is realized, meanwhile, as the plate positioned in the cleaning tank is released by the electroplating clamp, the position originally clamped by the electroplating clamp is in a released state and is not shielded by the electroplating clamp, the effect that the cleaning mechanism can also clean the clamping position is realized, and the circuit board is prevented from being always clamped by the electroplating clamp in the whole process in the prior art, after the circuit board is electroplated in the electroplating zone, part of electroplating solution is inevitably remained on the surface of the circuit board, and the clamping position of the electroplating clamp on the circuit board is avoided.

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

Fig. 1 is a schematic structural view of a position of a transmission assembly and a conveying member provided in an embodiment of the present invention;

FIG. 2 is a schematic view of a driving structure of the conveying member and the transmission assembly;

FIG. 3 is a schematic structural view of a conveying wheel;

FIG. 4 is a schematic view of a position structure of the spraying mechanism and the transmission assembly;

FIG. 5 is a schematic structural view of a spray mechanism;

description of reference numerals:

1. a transmission assembly; 11. a first roller; 12. a second roller;

2. a plate passing channel;

3. a conveying member; 31. a conveying trough;

4. a spraying mechanism; 41. a spray pipe;

42. a first delivery line; 421. a first stage; 422. a second stage; 423. a vertical section;

43. a pump body; 44. an accommodating chamber; 45. a nozzle; 46. a second delivery line; 47. a filter;

5. a first wheel section; 6. a second wheel section;

7. a step portion; 8. a groove; 9. a bump; 10. a belt body;

13. a first driven shaft helical gear; 14. a driving shaft bevel gear; 15. a second driven shaft helical gear; 16. a cylindrical gear.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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 all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Examples

The present embodiment describes a cleaning apparatus, and referring to fig. 1 to 5, the cleaning apparatus includes a cleaning tank (not shown in the drawings) for receiving a plate material conveyed from an electroplating nip on a conveyor belt, a first conveying mechanism provided in the cleaning tank for conveying the plate material for conveying movement in the cleaning tank, and a spraying mechanism 4.

Specifically, the first conveying mechanism comprises a transmission assembly 1 and at least one conveying piece 3, the transmission assembly 1 comprises at least one first roller 11 and one second roller 12, the two rollers are horizontally and oppositely distributed and respectively and rotatably arranged on the rack, a plate passing channel 2 for the plate to pass through in the horizontal direction in a vertical state is formed between the two rollers, the conveying piece 3 is arranged at the bottom in the plate passing channel 2, the outer peripheral wall of which is provided with a conveying groove 31 adapted to be embedded by the bottom of the plate material entering the plate passage 2, the conveying member 3 can rotate after being driven by the driving force, and in the rotating process of the conveying member 3, the effect that the plate passes through the plate passage 2 along the horizontal direction is realized, in the process of conveying the plate along the plate passage 2, the spraying mechanism 4 sprays the cleaning liquid into the plate passage 2 so as to clean the plate surface of the plate entering the plate passage 2.

Meanwhile, after the board enters the cleaning tank, the electroplating clamp releases the board, so that the original clamping position of the board can be cleaned by the cleaning solution, the comprehensive cleaning of the board is realized, the quality of the board is ensured, the problem that the circuit board is always clamped by the electroplating clamp in the whole process in the prior art is solved, when the circuit board is electroplated in the electroplating area, part of the electroplating solution is remained on the surface of the circuit board and is clamped at the clamping position of the circuit board by electroplating, after the circuit board enters the cleaning tank in the cleaning area, cleaning liquid is arranged in the cleaning tank in the cleaning area, however, since the clamping position on the circuit board is shielded by the electroplating clamp, the cleaning solution can not clean the clamping position on the circuit board, so that after the circuit board is blanked, the surface of the circuit board still has the residue of the electroplating liquid medicine, which affects the quality of the circuit board.

Specifically, the conveying member 3 may be a conveying wheel which is driven by a driving force to rotate, the conveying wheel may be an integrally formed conveying wheel, or the conveying wheel may be a conveying wheel including a first wheel portion 5 and a second wheel portion 6 which are detachably connected and coaxially disposed, for better mounting and dismounting, an annular step portion 7 may be formed on an outer circumferential wall of any one of the first wheel portion 5 and the second wheel portion 6 in a protruding or recessed manner along a radial direction thereof, two step portions 7 on the two wheel portions may be adjacently disposed, the two recessed or protruding step portions 7 define the conveying groove 31 therebetween, a bottom portion of the circuit board abuts against the conveying groove 31, and the board may be conveyed along the board passing passage 2 in the cleaning bath during the rotational movement of the conveying wheel,

wherein, when the step portion 7 is formed on the first wheel portion 5 or the second wheel portion 6 in a protruding manner, the two step portions 7 are engaged with each other in a plugging manner, so that the first wheel portion 5 and the second wheel portion 6 can be detachably connected, for example, at least one groove 8 can be formed on the first wheel portion 5 along the axial direction of the conveying wheel, at least one protrusion 9 corresponding to each groove 8 is disposed on the second wheel portion 6, the protrusion 9 is correspondingly engaged with the groove 8, so that the first wheel portion 5 and the second wheel portion 6 can be detachably connected, or of course, the groove 8 can be formed on the second wheel portion 6, the protrusion 9 is disposed on the first wheel portion 5 at a position corresponding to the groove 8, and then the protrusion 9 is correspondingly engaged with the groove 8, so as to detachably connect the first wheel portion 5 and the second wheel portion 6, and by the engagement of the protrusion 9 and the groove 8, the detachable connection between the first wheel portion 5 and the second wheel portion 6 is realized, convenient installation and use and strong practicability.

In this embodiment, a gear set in meshing transmission may be used to provide driving force for the conveying wheel, for example, a first driven shaft helical gear 13 may be disposed coaxially with the first wheel portion 5 and the second wheel portion 6, a driving shaft helical gear 14 may be disposed in meshing engagement with the driven shaft helical gear, the driving shaft helical gear 14 is connected to a driving motor, the driving shaft helical gear 14 is driven by the driving motor to rotate, and then the first driven shaft helical gear 13 is driven to rotate, so as to realize the rotation motion of the conveying member 3.

In this embodiment, in order to carry along board passageway 2 in the bottom of circuit board rather than the butt, can reduce the frictional force that the bottom of circuit board received, help the stable quick transport in post-processing district of circuit board, can also set up annular area body 10, the surface of the area body is uneven surface, overlap this area body 10 outside above-mentioned conveyer trough 31, bottom butt for panel, the frictional force of contact between increase panel and the area body, the phenomenon of skidding prevents to appear, make panel and conveying part keep synchronous motion, for example, the surface of the area body is the annular knurl, or other shapes, in order to form uneven surface. The material of the belt body can be a steel belt, and can also adopt a rubber material or other materials, which are not limited.

In this embodiment, in a specific application of the conveying elements 3, the conveying elements 3 may be provided in at least two, and all the conveying elements 3 are sequentially disposed in the board passing channel 2 at intervals along the conveying direction of the board, and at least one transmission assembly 1 is disposed between two adjacent conveying elements 3, for example, two first rollers 11 and two second rollers 12 which are disposed oppositely may be disposed between the two conveying wheels, the bottom of the circuit board is embedded into the conveying grooves 31 of the two conveying wheels, and the board can also be conveyed and moved in the board passing channel 2 between the first rollers 11 and the second rollers 12.

In this embodiment, in order to drive the first roller 11 and the second roller 12 to rotate on the frame, a second driven shaft helical gear 15 may be provided on the second roller 12, the second driven shaft bevel gear 15 is engaged with the driving shaft bevel gear 14, and drives the second driven shaft bevel gear 15 to rotate at the same time as the driving shaft bevel gear 14 rotates, thereby realizing the rotation of the second roller 12, and a pair of cylindrical gears 16 in meshing transmission can be arranged at the bottom of the second roller 12 and the first roller 11, when the second roller 12 rotates, the first roller 11 can be driven to rotate by the transmission of the cylindrical gear 16, further, the effect of synchronous rotation of the first roller 11 and the second roller 12 is achieved, and of course, the cylindrical gear 16 may be directly connected to an output end of another driving motor, and the driving motor may be used to directly drive the cylindrical gear 16 for driving transmission, so as to achieve rotation of the first roller 11 and the second roller 12.

In this embodiment, the spraying mechanism 4 in the cleaning device includes at least two spraying pipes 41, a first conveying pipeline 42 and a pump body 43, wherein each spraying pipe 41 is disposed in the cleaning tank and can extend along the vertical direction, the pump body 43 is disposed at the other end of the first conveying pipeline 42, and the pump body 43 is used to convey the cleaning liquid into the spraying pipe 41 along the first conveying pipeline 42 so as to spray the solution into the plate passage 2.

Specifically, the two spray pipes 41 may be disposed oppositely to form a receiving chamber 44 therebetween, the conveying member 3 and the transmission assembly 1 are disposed and distributed in the receiving chamber 44, and then at least one nozzle 45 disposed facing the plate passage 2 is disposed on each spray pipe 41, and the cleaning liquid is sprayed toward the plate passage 2 along the nozzle 45.

Specifically, referring to fig. 5, the first conveying pipeline 42 includes a first section 421 and a second section 422 located above the first section 421 and perpendicular to the first section 421, a vertical section 423 is disposed between the first section 421 and the second section 422 for connecting the first section 421 and the second section 422, the first section 421 and the second section 422 are respectively located on two sides of the vertical section 423, the first section 421 is disposed at the bottom of the cleaning tank, the second section 422 extends out of the cleaning tank and is connected to the pump body 43, and bottoms of all the spraying pipes 41 are fixed on the first section 421 and are vertically communicated with the first section 421.

Wherein, a plurality of the nozzles 45 are sequentially arranged in the axial direction of each spray pipe 41, any nozzle 45 is driven by the high-pressure liquid therein to rotate, and the water outlet surface of each nozzle 45 is arranged towards the plate.

The cleaning device further comprises a second conveying pipeline 46 located outside the cleaning tank, one end of the second conveying pipeline 46 is connected with the other end of the first conveying pipeline 42, the pump body 43 is arranged on the second conveying pipeline 46 and used for communicating the first conveying pipeline 42 with the second conveying pipeline 46, and a filter 47 is arranged on the second conveying pipeline 46 and used for filtering the cleaning liquid.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (10)

1. A cleaning device, comprising:

the cleaning tank is used for receiving the plate conveyed by the electroplating clamp on the conveying belt;

first conveying mechanism establishes in the washing tank, and it includes:

the transmission assembly (1) is provided with at least one first roller (11) and at least one second roller (12), the first roller and the second roller are horizontally distributed oppositely and can be respectively and rotatably arranged on the rack, and a plate passing channel (2) for the plate to pass through in the horizontal direction is formed between the two rollers;

at least one conveying member (3) arranged at the bottom of the plate passing channel (2), wherein the peripheral wall of any one conveying member (3) is provided with a conveying groove (31) suitable for the bottom of the plate in the plate passing channel (2) to be embedded, and the conveying member (3) is driven by a driving force to rotate;

and the spraying mechanism (4) is arranged in the cleaning tank and is used for spraying cleaning liquid into the plate passing channel (2).

2. The cleaning device according to claim 1, wherein the conveying member (3) is a conveying wheel which is driven to rotate by a driving force; the conveying wheel comprises a first wheel part (5) and a second wheel part (6) which are detachably connected and coaxially arranged.

3. A washing device according to claim 2, characterized in that an annular step (7) is formed on the outer peripheral wall of either one of the first wheel section (5) and the second wheel section (6) in a projecting or recessed manner in the radial direction thereof; the two step parts (7) are distributed adjacently, and the conveying groove (31) is enclosed between the two concave or convex step parts (7).

4. A cleaning device according to claim 2 or 3, characterized in that at least one groove (8) is arranged on one of the first wheel part (5) and the second wheel part (6) in the axial direction of the conveying wheel, and at least one projection (9) is arranged on the other wheel part at a position corresponding to the groove (8), wherein the projection (9) is correspondingly inserted in the groove (8) so that the first wheel part (5) and the second wheel part (6) can be detachably connected.

5. A cleaning device according to any one of claims 1 to 3, further comprising an annular belt body (10), wherein the outer surface of the belt body is a rugged surface, and the belt body (10) is sleeved outside the conveying groove (31) for abutting against the bottom of the plate.

6. A cleaning device according to any one of claims 1-3, characterized in that said conveying members (3) are at least two, all said conveying members (3) being arranged at intervals in succession in the conveying direction of the sheet material;

at least one transmission assembly (1) is arranged between two adjacent conveying members (3).

7. The cleaning device according to claim 6, wherein the spraying mechanism (4) comprises at least two spraying pipes (41) which are arranged in the cleaning tank and extend vertically, a first conveying pipeline (42) which is connected with the spraying pipes (41) at one end and is positioned outside the cleaning tank at the other end, and a pump body (43) which is arranged on the other end of the first conveying pipeline (42);

the two spraying pipes (41) are oppositely distributed, a containing cavity (44) is formed between the two spraying pipes, and the conveying piece (3) and the transmission assembly (1) are distributed in the containing cavity (44);

at least one nozzle (45) facing the plate passing channel (2) is arranged on any one of the spray pipes (41).

8. The cleaning device according to claim 7, characterized in that the first conveying line (42) comprises a first section (421), a second section (422) which is located above the first section (421) and perpendicular to the first section (421), and a vertical section (423) which connects the first section (421) with the second section (422), the first section (421) and the second section (422) being located on either side of the vertical section (423), respectively;

the first section (421) is arranged at the bottom of the cleaning tank, and the second section (422) extends out of the cleaning tank and is connected with the pump body (43);

the bottoms of all the shower pipes (41) are fixed on the first section (421).

9. The cleaning apparatus according to claim 7, wherein a plurality of said nozzles (45) are arranged in sequence in the axial direction of each of said shower pipes (41), and any one of said nozzles (45) is driven to rotate by the high-pressure liquid therein.

10. The cleaning device according to claim 7, further comprising a second delivery pipe (46) located outside the cleaning tank, wherein one end of the second delivery pipe (46) is connected to the other end of the first delivery pipe (42), and the pump body (43) is provided on the second delivery pipe (46);

and a filter (47) provided on the second delivery line (46).

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