Efficient environment-friendly PCB etching device

Abstract

The utility model relates to the technical field of etching devices, in particular to a high-efficiency environment-friendly PCB etching device which comprises a box body, strip-shaped plates are fixed on the two sides of the inner wall of the box body, a spraying box is connected to the tops of the strip-shaped plates in a rolling mode, and a spraying mechanism is fixed on the inner side of the spraying box. A driving mechanism is arranged between the spraying box and the strip-shaped plate, adjusting columns are slidably connected to the two sides of the box body, limiting mechanisms are arranged between the adjusting columns and the box body, and clamping seats are rotatably connected to the inner sides of the adjusting columns; according to the utility model, the two adjusting columns are matched with the clamping seat to clamp PCBs with different sizes, the adjusting fluted disc is matched with the limiting teeth to turn over and limit the PCBs, and meanwhile, the angle of the PCBs can be adjusted; and the spraying mechanism is matched with the driving mechanism, so that the etching liquid can be uniformly sprayed on the PCB for etching processing.

Description

Technical Field

[0001] The utility model relates to the technical field of etching devices, in particular to a high-efficiency and environment-friendly PCB circuit board etching device. Background Art

[0002] PCB refers to printed circuit board, and its design is mainly layout design. The main advantage of using circuit boards is that it greatly reduces wiring and assembly errors, improves the level of automation and production labor rate. Etching is a technology that removes materials by chemical reaction or physical impact. It can be used to make copper plates, zinc plates and other printing embossing plates at the earliest. It is also widely used to reduce the weight of instrument panels, nameplates and thin workpieces that are difficult to process by traditional processing methods. Especially in semiconductor processes, etching is an indispensable technology.

[0003] At present, etching processing is performed on PCB circuit boards by spraying etching liquid onto the PCB circuit boards. For example, a PCB etching device disclosed in Chinese patent announcement number "CN215379359U" includes a box body with an opening at the upper end, guide plates are fixedly connected to both sides of the box body opening, connecting blocks connected to the box body wall are fixedly installed on the two guide plates, the two connecting blocks are arranged opposite to each other and a rotating shaft is rotatably installed inside, a placement frame located between the two guide plates is fixedly connected between the two rotating shafts, a rotating motor with an output shaft fixedly connected to one of the rotating shafts is fixedly installed on one side of the box body, and a spraying component for spraying etching liquid toward the placement frame is slidably installed on the two guide plates.

[0004] The existing etching device cannot be adjusted when fixing the PCB circuit board, can only fix one size of PCB circuit board during processing, and cannot adjust the angle of the PCB circuit board when turning it over, and sometimes the spraying is not uniform. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings in the prior art that the PCB circuit board cannot be adjusted when it is fixed, the PCB circuit board cannot be adjusted at an angle when it is turned over, and sometimes the spraying is not uniform, and a high-efficiency and environmentally friendly PCB circuit board etching device is proposed.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A high-efficiency and environment-friendly PCB circuit board etching device is designed, comprising a box body, strip plates are fixed on both sides of the inner wall of the box body, a spray box is slidably connected to the top of the strip plate, a spray mechanism is fixed on the inner side of the spray box, a driving mechanism is provided between the spray box and the strip plate, adjusting columns are slidably connected to both sides of the box body, a limiting mechanism is provided between the adjusting column and the box body, a clamping seat is rotatably connected to the inner side of the adjusting column, an angle adjustment mechanism is provided between the clamping seat and the adjusting column, and a clamping mechanism is provided on the inner side of the clamping seat.

[0008] Furthermore, the spraying mechanism includes a spraying pipe, which is fixed to the top of the spray box, one side of the spraying pipe is connected to a spray head, the other side of the spraying pipe is connected to a connecting pipe, and the bottom of the connecting pipe is connected to a water pump.

[0009] Furthermore, the driving mechanism includes a rack plate, which is fixed to the top of a strip plate on one side. A driving motor is fixed to one side of the spray box, and a gear is fixed to the output shaft of the driving motor, and the gear is meshed and connected with the rack plate.

[0010] Furthermore, the limiting mechanism includes a plurality of adjustment holes, and the plurality of adjustment holes are opened on the surface of the adjusting column. Both sides of the box body are fixed with protrusions, and a fixing frame is fixed on the top of the protrusions. The inner side of the fixing frame is slidably connected with a clamping column, and the clamping column is movably connected with the adjustment hole. A limiting plate is fixed on the surface of the clamping column, and a first spring is sleeved on the surface of the clamping column and the two ends of the first spring are respectively in conflict with the limiting plate and the fixing frame.

[0011] Furthermore, the angle adjustment mechanism includes an adjusting toothed disc, which is fixed to the surface of the adjusting column, a mounting block is fixed to one side of the clamping seat, a sliding rod is slidably connected to the inner side of the mounting block, a limiting tooth is provided at the bottom of the sliding rod, a second spring is sleeved on the surface of the sliding rod and both ends of the second spring respectively conflict with the mounting block and the limiting tooth.

[0012] Furthermore, the clamping mechanism includes a threaded sleeve, which is connected to the top of the clamping seat, the inner side of the threaded sleeve is threadedly connected to a screw rod, the bottom of the screw rod is rotatably connected to a clamping plate, and the clamping plate is slidably connected to the clamping seat.

[0013] The utility model proposes an efficient and environment-friendly PCB circuit board etching device, which has the beneficial effects that: the utility model can clamp PCB circuit boards of different sizes through two adjusting columns cooperating with a clamping seat, can flip and limit the PCB circuit board through an adjusting toothed disc cooperating with limiting teeth, and can adjust the angle of the PCB circuit board at the same time, and can evenly spray etching liquid on the PCB circuit board for etching processing through a spraying mechanism cooperating with a driving mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a partial three-dimensional structural schematic diagram of the utility model Figure 1 ;

[0016] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model Figure 2 ;

[0017] Figure 4 For this utility model Figure 1 A partial enlarged view of point A in the middle.

[0018] In the figure: 1. box body; 2. strip plate; 3. spray box; 4. spray mechanism; 41. spray pipe; 42. nozzle; 43. connecting pipe; 44. water pump; 5. driving mechanism; 51. rack plate; 52. driving motor; 53. gear; 6. adjusting column; 7. limiting mechanism; 71. adjusting hole; 72. convex block; 73. fixing frame; 74. clamping column; 75. limiting plate; 76. first spring; 8. clamping seat; 9. angle adjustment mechanism; 91. adjusting toothed disc; 92. mounting block; 93. sliding rod; 94. limiting tooth; 95. second spring; 10. clamping mechanism; 101. threaded sleeve; 102. screw; 103. clamping plate. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-4, an efficient and environmentally friendly PCB circuit board etching device, comprising a box body 1, strip plates 2 are fixed on both sides of the inner wall of the box body 1, a spray box 3 is slidably connected to the top of the strip plate 2, a spray mechanism 4 is fixed on the inner side of the spray box 3, a driving mechanism 5 is arranged between the spray box 3 and the strip plate 2, adjusting columns 6 are slidably connected to both sides of the box body 1, a limiting mechanism 7 is arranged between the adjusting column 6 and the box body 1, a clamping seat 8 is rotatably connected to the inner side of the adjusting column 6, an angle adjustment mechanism 9 is arranged between the clamping seat 8 and the adjusting column 6, and a clamping mechanism 10 is arranged on the inner side of the clamping seat 8; the etching device can clamp PCB circuit boards of different sizes by cooperating with the clamping seat 8 through two adjusting columns 6, the PCB circuit board can be flipped and limited by adjusting the toothed disc 91 and the limiting teeth 94, and the PCB circuit board can be adjusted in angle at the same time, and the etching liquid can be evenly sprayed on the PCB circuit board for etching processing by cooperating with the spraying mechanism 4 and the driving mechanism 5.

[0021] In this embodiment, the spraying mechanism 4 includes a spraying pipe 41, which is fixed to the top of the spray box 3. One side of the spraying pipe 41 is connected to a nozzle 42, and the other side of the spraying pipe 41 is connected to a connecting pipe 43. The bottom of the connecting pipe 43 is connected to a water pump 44. The water pump 44 can extract the etching liquid and spray the etching liquid on the PCB circuit board through the nozzle 42.

[0022] Furthermore, the driving mechanism 5 includes a rack plate 51, which is fixed to the top of the strip plate 2 on one side. A driving motor 52 is fixed to one side of the spray box 3. A gear 53 is fixed to the output shaft of the driving motor 52. The gear 53 is meshed and connected with the rack plate 51. The driving motor 52 can rotate to drive the spray box 3 to move, so that the etching liquid can be sprayed reciprocatingly. The other side of the spray box 3 can be slidably matched with the strip plate 2 on the other side through the cooperation of the guide rail and the slider. Of course, the driving mechanism 5 in this embodiment can also be used to realize the sliding drive on both sides.

[0023] Furthermore, the limiting mechanism 7 includes a plurality of adjusting holes 71, which are evenly distributed, and a plurality of the adjusting holes 71 are opened on the surface of the adjusting column 6. Bumps 72 are fixed on both sides of the box body 1, and a fixing frame 73 is fixed on the top of the bump 72. A clamping column 74 is slidably connected to the inner side of the fixing frame 73. The clamping column 74 is movably connected to the adjusting hole 71, and a limiting plate 75 is fixed on the surface of the clamping column 74. A first spring 76 is sleeved on the surface of the clamping column 74, and the two ends of the first spring 76 are respectively in conflict with the limiting plate 75 and the fixing frame 73. The clamping column 74 cooperates with the first spring 76 to clamp the adjusting column 6, and the adjusting column 6 can be limited.

[0024] In addition, the angle adjustment mechanism 9 includes an adjusting toothed disc 91, which is fixed to the surface of the adjusting column 6. A mounting block 92 is fixed to one side of the clamping seat 8. A sliding rod 93 is slidably connected to the inner side of the mounting block 92. A limiting tooth 94 is provided at the bottom of the sliding rod 93. A second spring 95 is provided on the surface of the sliding rod 93 and the two ends of the second spring 95 are respectively in contact with the mounting block 92 and the limiting tooth 94. The adjusting toothed disc 91 can cooperate with the limiting tooth 94 to adjust the angle of the clamping seat 8 and can be flipped at the same time.

[0025] It should be noted that the clamping mechanism 10 includes a threaded sleeve 101, which is connected to the top of the clamping seat 8. The inner side of the threaded sleeve 101 is threadedly connected to a screw rod 102. The bottom of the screw rod 102 is rotatably connected to a clamping plate 103. A clamping groove for sliding the clamping plate 103 is provided on one side of the clamping seat 8. The clamping plate 103 is slidably connected to the clamping seat 8. The threaded sleeve 101 cooperates with the screw rod 102 to drive the clamping plate 103 to clamp the PCB circuit board.

[0026] Working method: When etching the PCB circuit board, the staff places the two sides of the PCB circuit board in the grooves on the surface of the clamping seat 8, and then the staff can pull the clamping column 74 by hand, and the clamping column 74 can drive the limit plate 75 to squeeze the first spring 76. The clamping column 74 cooperates with the first spring 76 to clamp the adjusting column 6, and the adjusting column 6 can be limited. After that, the two adjusting columns 6 are adjusted to the appropriate position, the staff can turn the screw 102 by hand, and cooperate with the clamping plate 103 to clamp the PCB circuit board, and then the sliding rod 93 can be pulled by hand to pull the limit tooth 94 from the adjusting toothed disc 91, and then the PCB circuit board can be adjusted or turned over, and then the etching liquid is added to the spray box 3 and the water pump 44 is started, and then the drive motor 52 is started to spray and etch.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A highly efficient and environmentally friendly PCB circuit board etching device, comprising a housing (1), characterized in that: Strip plates (2) are fixed on both sides of the inner wall of the box body (1), a spray box (3) is slidably connected to the top of the strip plate (2), a spray mechanism (4) is fixed on the inner side of the spray box (3), a driving mechanism (5) is provided between the spray box (3) and the strip plate (2), adjustment columns (6) are slidably connected to both sides of the box body (1), a limiting mechanism (7) is provided between the adjustment column (6) and the box body (1), a clamping seat (8) is rotatably connected to the inner side of the adjustment column (6), an angle adjustment mechanism (9) is provided between the clamping seat (8) and the adjustment column (6), and a clamping mechanism (10) is provided on the inner side of the clamping seat (8).

2. The high-efficiency and environmentally friendly PCB circuit board etching device according to claim 1 is characterized in that: The spraying mechanism (4) comprises a spraying pipe (41), the spraying pipe (41) is fixed to the top of the spraying box (3), one side of the spraying pipe (41) is connected to a spray head (42), the other side of the spraying pipe (41) is connected to a connecting pipe (43), and the bottom of the connecting pipe (43) is connected to a water pump (44).

3. The high-efficiency and environmentally friendly PCB circuit board etching device according to claim 1 is characterized in that: The driving mechanism (5) comprises a rack plate (51), the rack plate (51) being fixed to the top of a strip plate (2) on one side, a driving motor (52) being fixed to one side of the spray box (3), a gear (53) being fixed to the output shaft of the driving motor (52), and the gear (53) being meshingly connected with the rack plate (51).

4. The high-efficiency and environmentally friendly PCB circuit board etching device according to claim 1 is characterized in that: The limiting mechanism (7) comprises a plurality of adjusting holes (71), wherein the plurality of adjusting holes (71) are arranged on the surface of the adjusting column (6), protrusions (72) are fixed on both sides of the box body (1), a fixing frame (73) is fixed on the top of the protrusions (72), a clamping column (74) is slidably connected to the inner side of the fixing frame (73), the clamping column (74) is movably connected to the adjusting hole (71), a limiting plate (75) is fixed on the surface of the clamping column (74), a first spring (76) is sleeved on the surface of the clamping column (74), and two ends of the first spring (76) are respectively in contact with the limiting plate (75) and the fixing frame (73).

5. The high-efficiency and environmentally friendly PCB circuit board etching device according to claim 1 is characterized in that: The angle adjustment mechanism (9) comprises an adjustment toothed disc (91), the adjustment toothed disc (91) is fixed to the surface of the adjustment column (6), a mounting block (92) is fixed to one side of the clamping seat (8), a sliding rod (93) is slidably connected to the inner side of the mounting block (92), a limiting tooth (94) is provided at the bottom of the sliding rod (93), a second spring (95) is sleeved on the surface of the sliding rod (93), and two ends of the second spring (95) are respectively in contact with the mounting block (92) and the limiting tooth (94).

6. The high-efficiency and environmentally friendly PCB circuit board etching device according to claim 1 is characterized in that: The clamping mechanism (10) comprises a threaded sleeve (101), the threaded sleeve (101) is connected to the top of the clamping seat (8), the inner side of the threaded sleeve (101) is threadedly connected to a screw rod (102), the bottom of the screw rod (102) is rotatably connected to a clamping plate (103), and the clamping plate (103) is slidably connected to the clamping seat (8).

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