CN209914222U

CN209914222U - PCB etching device

Info

Publication number: CN209914222U
Application number: CN201821870923.2U
Authority: CN
Inventors: 刘辉
Original assignee: Shenzhen Haoda Circuit Co Ltd
Current assignee: Shenzhen Haoda Circuit Co Ltd
Priority date: 2018-11-14
Filing date: 2018-11-14
Publication date: 2020-01-07
Anticipated expiration: 2028-11-14

Abstract

The utility model discloses a PCB etching device, which comprises a bottom plate, a plurality of supporting legs, a supporting plate, a top plate, a driving device, a storage assembly, an etching groove, a cleaning groove, a placing table and a controller, wherein the bottom of the bottom plate is fixedly provided with a plurality of supporting legs at equal intervals, the top of the bottom plate is symmetrically and fixedly connected with a plurality of supporting plates, the top of the bottom plate is sequentially and fixedly provided with the etching groove, the cleaning groove and the placing table, the bottoms of the etching groove and the cleaning groove are respectively and fixedly connected with a drain valve, the drain valves run through the bottom plate, the top of the supporting plate is fixedly connected with the top plate, the bottom of the top plate is fixedly connected with the driving device, the PCB etching device can automatically move the PCB into the cleaning groove for cleaning after etching through the arranged driving device, the etching groove and the cleaning groove, the time consumed in the whole etching process of, the etching efficiency is improved.

Description

PCB etching device

Technical Field

The utility model relates to a PCB board etching technical field specifically is a PCB board etching device.

Background

The PCB, also called as printed circuit board, is an important electronic component, is a support of the electronic component, is a carrier for electrical connection of the electronic component, develops from single layer to double-sided, multi-layer and flexible, and still keeps respective development trend, and because the PCB continuously develops towards high precision, high density and high reliability, the PCB continuously reduces the volume, reduces the cost and improves the performance, so that the PCB still keeps strong vitality in the development engineering of future electronic equipment.

The PCB needs to be etched when being manufactured, the PCB needs to be taken out after being etched by the existing etching equipment, in addition, residual etching liquid is cleaned, a large amount of time is consumed, in addition, when the PCB is taken out, a human body is easy to contact the etching liquid harmful to the human body, and meanwhile, the existing spraying type etching efficiency is lower, so that the PCB etching device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB board etching device 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: a PCB etching device comprises a bottom plate, supporting legs, supporting plates, a top plate, a driving device, a storage assembly, an etching groove, a cleaning groove, a placing table and a controller, wherein the bottom of the bottom plate is fixedly provided with a plurality of supporting legs at equal intervals, the top of the bottom plate is symmetrically and fixedly connected with a plurality of supporting plates, the top of the bottom plate is sequentially and fixedly provided with the etching groove, the cleaning groove and the placing table, the bottoms of the etching groove and the cleaning groove are respectively and fixedly connected with a liquid discharge valve which penetrates through the bottom plate, the top of the supporting plates is fixedly connected with the top plate, the bottom of the top plate is fixedly connected with the driving device, the driving device comprises a driving motor, a fixed block, a sliding rod, a lead screw, a displacement block, a cylinder, a telescopic guide rod, a connecting frame, a servo motor, a rotating shaft and, one end of the screw rod is fixedly connected with the output end of a driving motor, the driving motor is fixedly arranged at the bottom of the top plate through a fixing frame, the screw rod and the sliding rod both penetrate through a displacement block, the displacement block is in threaded connection with the screw rod, and the displacement block is connected with the slide bar in a sliding way, the bottom of the displacement block is fixedly connected with an air cylinder, both sides of the screw rod are provided with telescopic guide rods, the telescopic guide rod is fixedly connected to the bottom of the displacement block, the ends of the cylinder and the telescopic guide rod far away from the displacement block are both fixedly connected to the top of the connecting frame, a servo motor is fixedly arranged in the connecting frame, the output end of the servo motor is fixedly connected with a rotating shaft, the rotating shaft penetrates through the connecting frame, and the rotating shaft is rotatably connected with the connecting frame through a bearing, the bottom end of the rotating shaft is fixedly connected with a storage assembly, and the controller is fixedly installed on one side of the supporting plate close to the placing table.

Preferably, deposit the subassembly including placing the board, depositing piece, grip block and bolt, pivot bottom fixed connection is at placing the board top, deposit a fixed mounting at placing the board top, it places logical groove to have seted up in depositing the piece, it has the grip block to place logical sliding connection in groove, bolt one end is passed and is placed logical groove lateral wall and grip block fixed connection, and bolt and place logical groove lateral wall threaded connection.

Preferably, the storage block and the clamping block are both inorganic silica gel.

Preferably, it is equipped with a plurality ofly to deposit the piece equidistance, and a plurality of equal fixed mounting of piece of depositing are placed the board top.

Preferably, the number of the driving devices is two, and the two driving devices are both fixedly mounted at the bottom of the top plate.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through drive arrangement, etching groove and the washing tank that sets up, can carry out the displacement to the PCB board automatically, accomplish the etching back in the etching groove, wash in moving the washing tank with the PCB board automatically, the time that the whole etching process of PCB board need consume that has significantly reduced, simultaneously, through depositing subassembly and servo motor, put into the etching inslot rotation etching with the PCB board, improved etching efficiency.

2. The utility model discloses, through the subassembly of depositing that sets up, at the in-process of the rotatory etching of servo motor, can carry out effectual centre gripping to the PCB board fixed, avoid the PCB board to drop in the etching groove, thereby it salvages to expend time, and the grip block with deposit the piece through chooseing for use inorganic silica gel material, can effectively avoid causing wearing and tearing to the PCB board surface when holding the PCB board, through setting up a plurality of pieces of depositing, can etch and wash a plurality of PCB boards simultaneously, improve etching efficiency, and set up two drive arrangement, then make in the etching, another drive arrangement washs, can etch in succession, work efficiency is provided.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged schematic view of the area A of the present invention;

FIG. 4 is an enlarged schematic view of the area B of the present invention;

fig. 5 is a schematic view of the sectional structure of the storage block of the present invention.

In the figure: 1-a bottom plate; 2-supporting legs; 3-a support plate; 4-a top plate; 5-a drive device; 6-a storage assembly; 7-etching a groove; 8, cleaning a tank; 9-placing the table; 10-a controller; 11-a drain valve; 12-a drive motor; 13-fixing block; 14-a slide bar; 15-a screw rod; 16-a displacement block; 17-a cylinder; 18-a telescoping guide bar; 19-a connecting frame; 20-a servo motor; 21-a rotating shaft; 22-a fixed frame; 23-placing a plate; 24-a storage block; 25-a clamping block; 26-bolt; 27-placing the through groove.

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. 1-5, the present invention provides a technical solution: the utility model provides a PCB board etching device, includes bottom plate 1, supporting leg 2, backup pad 3, roof 4, drive arrangement 5, deposits subassembly 6, etching groove 7, washing tank 8, places platform 9 and controller 10, 1 bottom equidistance fixed mounting in bottom plate has a plurality of supporting legs 2, 1 top symmetry fixedly connected with a plurality of backup pads 3 of bottom plate, and 1 top of bottom plate fixed mounting in proper order have etching groove 7, washing tank 8 and place platform 9, etch groove 7 and 8 equal fixedly connected with flowing back valve 11 in washing tank bottom, flowing back valve 11 runs through bottom plate 1, 3 top fixedly connected with roof 4 of backup pad, roof 4 bottom fixedly connected with drive arrangement 5, drive arrangement 5 includes driving motor 12, fixed block 13, slide bar 14, lead screw 15, displacement piece 16, cylinder 17, flexible guide bar 18, connection frame 19, servo motor 20, Pivot 21 and fixed frame 22, lead screw 15 and slide bar 14 both ends are all rotated through the bearing and are connected with fixed block 13, fixed block 13 fixed mounting is in 4 bottoms of roof, the output of 15 one end fixed connection driving motor 12 of lead screw, driving motor 12 is in 4 bottoms of roof through fixed frame 22 fixed mounting, lead screw 15 and slide bar 14 all run through displacement piece 16, displacement piece 16 and 15 threaded connection of lead screw, and displacement piece 16 and slide bar 14 sliding connection, 16 bottom fixed connection of displacement piece has cylinder 17, 15 both sides of lead screw all are provided with flexible guide bar 18, flexible guide bar 18 fixed connection is in 16 bottoms of displacement piece, the equal fixed connection of one end that displacement piece 16 was kept away from to cylinder 17 and flexible guide bar 18 is at the top of connecting frame 19, fixed mounting has servo motor 20 in the connecting frame 19, servo motor 20 output end fixed connection has pivot 21, pivot 21 runs through connecting frame 19, and pivot 21 and connecting frame 19 pass through the bearing and rotate and be connected, pivot 21 bottom fixedly connected with deposits subassembly 6, controller 10 fixed mounting is in the one side of being close to backup pad 3 of placing platform 9.

Deposit subassembly 6 including placing board 23, depositing piece 24, grip block 25 and

bolt

26, 21 bottom fixed connection of pivot is at placing board 23 top, deposit 24 fixed mounting at placing board 23 top of piece, it places logical groove 27 to have seted up in the piece 24 to deposit, it has grip block 25 to place through sliding connection in the

groove

27, 26 one end of bolt is passed and is placed logical groove 27 lateral wall and grip block 25 fixed connection, and bolt 26 with place logical groove 27 lateral wall threaded connection, through depositing subassembly 6, at the in-process of the rotatory etching of servo motor 20, can carry out effectual centre gripping fixed to the PCB board, avoid the PCB board to drop in etching 7 inslot to it salvages to consume time.

Deposit block 24 and grip block 25 and be inorganic silica gel, can effectively avoid causing wearing and tearing to the PCB board surface when the centre gripping of PCB board.

Deposit 24 equidistance of piece and be equipped with a plurality ofly, and a plurality ofly deposit the equal fixed mounting of piece 24 and place board 23 top for can etch and wash a plurality of PCB boards simultaneously, improve etching efficiency.

Two driving devices 5 are symmetrically arranged, and the two driving devices 5 are fixedly arranged at the bottom of the top plate 4, so that when etching is performed, the other driving device 5 is cleaned, continuous etching can be performed, and the working efficiency is improved.

The working principle is as follows: when the PCB is etched, the PCB is placed into the storage assembly 6 on the placing table 9, the rotating bolt 26 drives the clamping block 25 to displace to clamp and fix the PCB, then the driving motor 12 is controlled to work by the controller 10, because the output end of the driving motor 12 is fixedly connected with the screw rod 15, the outer side of the screw rod 15 is in threaded connection with the displacement block 16, and the displacement block 16 is in sliding connection with the outer side of the slide rod 14, therefore, the driving motor 12 works to drive the screw rod 15 to rotate, and further drive the displacement block 16 on the screw rod 15 to displace, when the storage assembly 6 displaces to the upper part of the etching groove 7, the driving motor 12 stops, the air cylinder 17 works, because the output end of the air cylinder 17 is fixedly connected with the connecting frame 19, the bottom of the connecting frame 19 is movably connected with the storage assembly 6, therefore, the working extension of the air cylinder 17 puts the PCB in the storage, because servo motor 20 output end fixedly connected with pivot 21, pivot 21 passes through the bearing and is connected with the connection frame 19 rotation, and pivot 21 bottom fixed connection deposits subassembly 6, therefore, the PCB board keeps rotatory in the etching, make the contact more even, the etching is more abundant, after the etching is accomplished, set up servo motor 20 and stop, subassembly 6 will be deposited in the cylinder 17 shrink and take out from etching groove 7, then driving motor 12 work, shift the PCB board to washing tank 8 top, cylinder 17 extension puts into washing tank 8 with the PCB board, then start servo motor 20 and rotate, drive PCB board at washing tank 8 internal rotation, wash remaining etching solution on the PCB board, after finishing washing, servo motor 20 stops, cylinder 17 contracts, driving motor 12 work moves the PCB board to placing platform 9, take off the PCB board and accomplish the etching to the PCB board promptly.

The utility model discloses, the preferred Y80M1-2 model of driving motor 12, the preferred 80ST-M02430 model of servo motor 20, the preferred MA20 model of cylinder 17.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 PCB board etching device, includes bottom plate (1), supporting leg (2), backup pad (3), roof (4), drive arrangement (5), deposits subassembly (6), etching groove (7), washing tank (8), places platform (9) and controller (10), its characterized in that: the bottom plate (1) is fixedly provided with a plurality of supporting legs (2) at equal intervals at the bottom, the top of the bottom plate (1) is symmetrically and fixedly connected with a plurality of supporting plates (3), the top of the bottom plate (1) is sequentially and fixedly provided with an etching groove (7), a cleaning groove (8) and a placing table (9), the bottoms of the etching groove (7) and the cleaning groove (8) are respectively and fixedly connected with a liquid discharge valve (11), the liquid discharge valve (11) penetrates through the bottom plate (1), the top of the supporting plate (3) is fixedly connected with a top plate (4), the bottom of the top plate (4) is fixedly connected with a driving device (5), the driving device (5) comprises a driving motor (12), a fixed block (13), a sliding rod (14), a screw rod (15), a displacement block (16), an air cylinder (17), a telescopic guide rod (18), a connecting frame (19, lead screw (15) and slide bar (14) both ends all are connected with fixed block (13) through the bearing rotation, fixed block (13) fixed mounting is in roof (4) bottom, the output of lead screw (15) one end fixed connection driving motor (12), driving motor (12) are through fixed frame (22) fixed mounting in roof (4) bottom, lead screw (15) and slide bar (14) all run through displacement piece (16), displacement piece (16) and lead screw (15) threaded connection, and displacement piece (16) and slide bar (14) sliding connection, displacement piece (16) bottom fixedly connected with cylinder (17), lead screw (15) both sides all are provided with flexible guide bar (18), flexible guide bar (18) fixed connection is in displacement piece (16) bottom, the equal fixed connection in one end at displacement piece (16) top is kept away from to cylinder (17) and flexible guide bar (18), fixed mounting has servo motor (20) in connection frame (19), servo motor (20) output end fixedly connected with pivot (21), pivot (21) run through connection frame (19), and pivot (21) and connection frame (19) pass through the bearing and rotate and be connected, pivot (21) bottom fixedly connected with deposits subassembly (6), controller (10) fixed mounting is close to the one side of placing backup pad (3) of platform (9).

2. The PCB etching apparatus of claim 1, wherein: deposit subassembly (6) including placing board (23), deposit piece (24), grip block (25) and bolt (26), pivot (21) bottom fixed connection is at placing board (23) top, deposit piece (24) fixed mounting at placing board (23) top, it places logical groove (27) to have seted up in piece (24), it has grip block (25) to place logical groove (27) sliding connection in (27), bolt (26) one end is passed and is placed logical groove (27) lateral wall and grip block (25) fixed connection, and bolt (26) and place logical groove (27) lateral wall threaded connection.

3. The PCB etching apparatus of claim 2, wherein: the storage block (24) and the clamping block (25) are both inorganic silica gel.

4. The PCB etching apparatus of claim 2, wherein: the storage blocks (24) are arranged in a plurality of equal intervals, and the storage blocks (24) are fixedly arranged on the top of the placement plate (23).

5. The PCB etching apparatus of claim 1, wherein: two driving devices (5) are symmetrically arranged, and the two driving devices (5) are fixedly arranged at the bottom of the top plate (4).