Wet-type processing device for printed circuit board
By designing a wet process device for printed circuit boards and utilizing lifting components and a gear transmission system, the problem of residual loss of electroplating solution after electroplating was solved, achieving efficient recovery of electroplating solution and reducing production costs.
Patent Information
- Application Number
- CN202423227475.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-26
- Publication Date
- 2025-12-23
- Estimated Expiration
- 2034-12-26
Smart Images
Figure CN223714283U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to wet process device technical field, more specifically, relate to a kind of printed circuit board wet process device. BACKGROUND
[0002] Wet process refers to a series of chemical or electrochemical processing steps that need to be immersed in aqueous solution during the manufacturing process of circuit board. These steps usually include through-hole plating, copper plating, developing and stripping in image transfer, etc. The main steps of wet process include: lamination preparation, copper deposition, electroplating, etching and planarization.
[0003] In current process practice, when the circuit board is taken out of the electroplating tank for cleaning after completing electroplating, electroplating solution often remains on the circuit board, which is carried out by the circuit board and lost. This waste of electroplating solution not only increases production cost, therefore, we propose a kind of printed circuit board wet process device. UTILITY MODEL CONTENT
[0004] To solve the above technical problems, the utility model provides a kind of printed circuit board wet process device, it aims at solving the technical problems of the circuit board in the prior art, when the circuit board is taken out of the electroplating tank for cleaning after completing electroplating, electroplating solution often remains on the circuit board, which is carried out by the circuit board and lost. This waste of electroplating solution not only increases production cost.
[0005] The utility model provides a kind of printed circuit board wet process device, including lifting assembly, the outer wall of lifting assembly is fixedly connected with two side plates, two the outer wall of side plate is equipped with support arm, two the inner wall of support arm is rotatably connected with shaft, two the end of shaft is fixedly connected with clamping plate, two the outer wall of clamping plate is fixedly connected with two rubber strips, two the inner wall of support arm is rotatably connected with shaft sleeve, the shaft sleeve and the end of shaft are fixedly connected with synchronous wheel, two the synchronous wheel is driven connection between through synchronous belt.
[0006] Preferably, it further includes etching machine, the side wall of etching machine is fixedly connected with box.
[0007] Preferably, the lifting assembly further includes fixing frame, the outer wall of fixing frame is fixedly connected with fixed plate, the top of fixed plate is fixedly connected with hydraulic cylinder, the output end of hydraulic cylinder penetrates fixed plate and extends below it.
[0008] Preferably, the output end of hydraulic cylinder is fixedly connected with connecting plate, the both ends of connecting plate are fixedly connected with limit plate, the outer wall of fixing frame is equipped with two sliding holes, the limit plate penetrates sliding hole and is connected with it slidingly.
[0009] Preferably, a driving shaft is rotatably connected between the two limiting plates, a gear is fixedly connected to the outer wall of the driving shaft, a toothed plate is fixedly connected to the outer wall of the fixed frame, the toothed plate is engaged with the gear, and a baffle is fixedly connected to the top of the toothed plate.
[0010] Preferably, a cross shaft is fixedly connected to each end of the driving shaft, and the cross shaft extends through the shaft sleeve and is in sliding connection with the shaft sleeve.
[0011] Preferably, two fixed blocks are fixedly connected to the outer wall of each of the side plates, an adjusting screw is rotatably connected between the two fixed blocks, the adjusting screw extends through one of the fixed blocks and extends to the outside of the fixed block, and the ends of the two adjusting screws extend through the corresponding support arms and are in threaded connection with the support arms.
[0012] Preferably, mounting holes are formed in the outer wall of each of the side plates, and the ends of the support arms are in sliding connection with the inner walls of the mounting holes.
[0013] By the above technical scheme, the present application has the following beneficial effects:
[0014] 1. When the circuit board moves into the box, the gear is engaged with the toothed plate, the driving shaft is driven to rotate by the gear, the shaft sleeve is driven to rotate by the cross shaft, the rotating shaft is driven to rotate by the synchronous wheel, the clamping plate is driven to rotate by the rotating shaft, so that the circuit board can be slowly rotated, and when the circuit board moves out of the box, the electroplating liquid on the surface of the rotating circuit board can quickly flow into the box, thereby reducing the waste of the electroplating liquid.
[0015] 2. The support arms are driven to slide along the inner walls of the side plates by rotating the adjusting screws, the clamping plate is driven to move by the support arms, the distance between the clamping plates is adjusted, and the size of the circuit board can be adjusted. BRIEF DESCRIPTION OF DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of the present application;
[0017] Figure 2 It is a schematic diagram of the mounting structure of the clamping plate of the present application;
[0018] Figure 3 It is a schematic diagram of the mounting structure of the limiting plate of the present application;
[0019] Figure 4 It is a schematic diagram of the mounting structure of the shaft sleeve of the present application;
[0020] Figure 5 It is a schematic diagram of the mounting structure of the support arm of the present application.
[0021] As shown in the figure: 1, etching machine; 2, box; 3, fixed frame; 4, sliding hole; 5, baffle; 6, fixed plate; 7, hydraulic cylinder; 8, connecting plate; 9, limiting plate; 10, toothed plate; 11, drive shaft; 12, gear; 13, cross shaft; 14, shaft sleeve; 15, support arm; 16, synchronous wheel; 17, rotating shaft; 18, clamping plate; 19, rubber strip; 20, side plate; 21, mounting hole; 22, fixed block; 23, adjusting screw. DETAILED DESCRIPTION
[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0023] As shown in Figure 1 , Figure 2 , Figure 4 and Figure 5 , a printed circuit board wet process device comprises a lifting assembly, the outer wall of the lifting assembly is fixedly connected with two side plates 20, the outer wall of each of the two side plates 20 is provided with a support arm 15, the inner wall of each of the two support arms 15 is rotatably connected with a rotating shaft 17, the end of each of the two rotating shafts 17 is fixedly connected with a clamping plate 18, the outer wall of each of the two clamping plates 18 is fixedly connected with two rubber strips 19, the inner wall of each of the two support arms 15 is rotatably connected with a shaft sleeve 14, the shaft sleeve 14 and the rotating shaft 17 are fixedly connected with a synchronous wheel 16 at the end, and the two synchronous wheels 16 are drivingly connected through a synchronous belt; the outer wall of the clamping plate 18 is fixedly connected with two rubber strips 19, which can increase the friction between the clamping plate 18 and the printed circuit board, preventing the circuit board from sliding or shifting.
[0024] As shown in Figure 1 , it further comprises an etching machine 1, and the side wall of the etching machine 1 is fixedly connected with a box 2.
[0025] As shown in Figure 2 and Figure 3 , the lifting assembly further comprises a fixed frame 3, the outer wall of the fixed frame 3 is fixedly connected with a fixed plate 6, the top of the fixed plate 6 is fixedly connected with a hydraulic cylinder 7, and the output end of the hydraulic cylinder 7 penetrates through the fixed plate 6 and extends below it.
[0026] As shown in Figure 2 and Figure 3 , the output end of the hydraulic cylinder 7 is fixedly connected with a connecting plate 8, the two ends of the connecting plate 8 are fixedly connected with a limiting plate 9, two sliding holes 4 are formed in the outer wall of the fixed frame 3, and the limiting plate 9 penetrates through the sliding hole 4 and is slidingly connected therewith.
[0027] As shown in Figure 2 andFigure 4 As shown, the two limiting plates 9 are rotatably connected with a drive shaft 11, the outer wall of the drive shaft 11 is fixedly connected with a gear 12, the outer wall of the fixed frame 3 is fixedly connected with a toothed plate 10, the toothed plate 10 is engaged with the gear 12, and the top of the toothed plate 10 is fixedly connected with a baffle 5.
[0028] As shown in Figure 4 The two ends of the drive shaft 11 are fixedly connected with a cross shaft 13, and the end of the cross shaft 13 penetrates through the shaft sleeve 14 and is slidably connected with the shaft sleeve 14.
[0029] As shown in Figure 2 And Figure 5 The outer wall of the two side plates 20 is fixedly connected with two fixed blocks 22, the two fixed blocks 22 are rotatably connected with an adjusting screw 23, the end of the adjusting screw 23 penetrates through one of the fixed blocks 22 and extends to the outside of the fixed block 22, the ends of the two adjusting screws 23 respectively penetrate through the corresponding support arms 15 and are threadedly connected with the support arms 15, the outer wall of the two side plates 20 is provided with a mounting hole 21, and the ends of the support arms 15 are slidably connected with the inner walls of the mounting holes 21; by rotating the adjusting screw 23, the relative position between the support arm 15 and the side plate 20 can be adjusted, so that the clamping width of the printed circuit board can be adjusted.
[0030] Working principle: insert the two sides of the circuit board into the clamping plate 18 respectively, and elastically extrude the outer wall of the circuit board through the rubber strip 19 on the inner side of the clamping plate 18, so as to fix the circuit board;
[0031] By rotating the adjusting screw 23 respectively, the support arm 15 is driven to slide along the inner wall of the side plate 20, the clamping plate 18 is driven to move by the support arm 15, so as to adjust the distance between the clamping plates 18, so as to adjust according to the size of the circuit board;
[0032] The connecting plate 8 is driven to move by the hydraulic cylinder 7, the two limiting plates 9 are driven to slide along the inner wall of the sliding hole 4 by the connecting plate 8, the side plate 20 of the limiting plate 9 is moved, the clamping plate 18 is driven to move into the box body 2 by the side plate 20, so that the circuit board is immersed in the electroplating solution in the box body 2;
[0033] When the circuit board moves into the box body 2, the gear 12 is engaged with the toothed plate 10, the drive shaft 11 is driven to rotate by the gear 12, the shaft sleeve 14 is driven to rotate by the drive shaft 11 through the cross shaft 13, the rotating shaft 17 is driven to rotate by the shaft sleeve 14 through the synchronous wheel 16, and the clamping plate 18 is driven to rotate by the rotating shaft 17, so as to drive the circuit board to rotate slowly, when the circuit board moves out of the box body 2, the electroplating solution on the surface of the rotating circuit board can flow quickly into the box body 2, so as to reduce the waste of electroplating solution.
[0034] It is to be understood that the terms "including", "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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.
[0035] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.
Claims
1. A printed circuit board wet process apparatus comprising a lift assembly, characterized by: The outer wall of the lifting assembly is fixedly connected with two side plates (20), the outer wall of each of the two side plates (20) is provided with a supporting arm (15), the inner wall of each of the two supporting arms (15) is rotatably connected with a rotating shaft (17), the end of each of the two rotating shafts (17) is fixedly connected with a clamping plate (18), the outer wall of each of the two clamping plates (18) is fixedly connected with two rubber strips (19), the inner wall of each of the two supporting arms (15) is rotatably connected with a shaft sleeve (14), the end of each of the shaft sleeve (14) and the rotating shaft (17) is fixedly connected with a synchronous wheel (16), and the two synchronous wheels (16) are drivingly connected through a synchronous belt.
2. The printed circuit board wet process apparatus of claim 1, wherein: The etching machine (1) is further provided with a box body (2) fixedly connected to the side wall of the etching machine (1).
3. The printed circuit board wet process apparatus of claim 2, wherein: The lifting assembly further comprises a fixing frame (3), the outer wall of the fixing frame (3) is fixedly connected with a fixing plate (6), the top of the fixing plate (6) is fixedly connected with a hydraulic cylinder (7), and the output end of the hydraulic cylinder (7) penetrates through the fixing plate (6) and extends below the fixing plate (6).
4. The printed circuit board wet process apparatus of claim 3, wherein: The output end of the hydraulic cylinder (7) is fixedly connected with a connecting plate (8), the two ends of the connecting plate (8) are fixedly connected with a limiting plate (9), the outer wall of the fixing frame (3) is provided with two sliding holes (4), and the limiting plate (9) penetrates through the sliding hole (4) and is connected with the sliding hole (4) in a sliding manner.
5. The printed circuit board wet process apparatus of claim 4, wherein: The two limiting plates (9) are rotatably connected with a driving shaft (11), the circumferential outer wall of the driving shaft (11) is fixedly connected with a gear (12), the outer wall of the fixing frame (3) is fixedly connected with a toothed plate (10), the toothed plate (10) is engaged with the gear (12), and the top of the toothed plate (10) is fixedly connected with a baffle (5).
6. The printed circuit board wet process apparatus of claim 5, wherein: The two ends of the driving shaft (11) are fixedly connected with a cross shaft (13), and the end of the cross shaft (13) penetrates through the shaft sleeve (14) and is connected with the shaft sleeve (14) in a sliding manner.
7. The printed circuit board wet process apparatus of claim 6, wherein: The outer wall of each of the two side plates (20) is fixedly connected with two fixing blocks (22), and the two fixing blocks (22) are rotatably connected with an adjusting screw (23), the end of the adjusting screw (23) penetrates through one of the fixing blocks (22) and extends to the outer side of the fixing block (22), and the ends of the two adjusting screws (23) respectively penetrate through the corresponding supporting arms (15) and are connected with the supporting arms (15) in a threaded manner.
8. The printed circuit board wet process apparatus of claim 7, wherein: The outer wall of each of the two side plates (20) is provided with a mounting hole (21), and the end of each of the supporting arms (15) is connected with the inner wall of the mounting hole (21) in a sliding manner.