Processing equipment of PCB (Printed Circuit Board)

Abstract

The invention provides PCB circuit board processing equipment, and relates to the technical field of circuit board manufacturing, the PCB circuit board processing equipment comprises a feeding assembly and a main body assembly, one side of the main body assembly is provided with the feeding assembly, the feeding assembly comprises an equipment rack, and the top of the equipment rack is provided with a top plate; a belt conveying assembly is fixedly installed on the surface of the top of the top plate, the main body assembly comprises a machine box, a rotating disc is installed on the surface of the top of the machine box, a servo motor is installed in the top end of the machine box, and an output shaft of the servo motor is in transmission connection with the bottom of the rotating disc through a hinge. According to the full-automatic coating machine, manual intervention is not needed in the whole process from automatic feeding to coating, drying, overturning and material collecting, the labor cost is greatly reduced, and personal errors are reduced; according to the invention, multiple stations are driven to synchronously work through the rotating disc, all procedures are circulated in parallel, and the production efficiency of single equipment is improved by more than 30% compared with that of traditional dispersion equipment.

Description

Technical Field

[0001] This invention relates to the field of circuit board manufacturing technology, specifically to PCB circuit board processing equipment. Background Technology

[0002] In the PCB manufacturing process, processes such as coating and drying typically require multiple independent machines combined with manual labor for transfer, which has the following drawbacks: Low level of automation: Reliance on manual handling between processes can easily damage circuit boards and result in low production efficiency; Poor workstation connection: Inconsistent positioning accuracy of different equipment causes the circuit board to shift during transfer, affecting the coating and drying effect; Insufficient adaptability: Existing equipment has difficulty quickly adapting to circuit boards of different sizes, resulting in long adjustment times and weak flexible production capabilities; Low efficiency of double-sided processing: When coating both sides of the circuit board, manual flipping is required, which not only increases the working time, but also easily leads to damage to the coating. Therefore, processing equipment for PCB circuit boards is proposed. Summary of the Invention

[0003] In view of this, the present invention provides a PCB circuit board processing equipment, which aims to solve one of the technical problems in the prior art. Through integrated design and multi-station collaborative control, it solves the problems of dispersed processes, low efficiency and insufficient precision of the existing equipment, and realizes automated, high-precision and high-efficiency processing of PCB circuit boards.

[0004] The technical solution of this invention is implemented as follows: A PCB circuit board processing equipment includes a feeding component and a main body component. The feeding component is provided on one side of the main body component. The feeding component includes a machine frame. A top plate is installed on the top of the machine frame. A belt conveyor component is fixedly installed on the top surface of the top plate. The main body component includes a chassis. A rotating disk is installed on the top surface of the chassis. A servo motor is installed inside the top of the chassis. The output shaft of the servo motor is connected to the bottom of the rotating disk via a hinge. Positioning fixtures are circumferentially distributed on the top surface of the rotating disk. A flipping component is installed on one side of the rotating disk. A transfer component is provided above the flipping component. A plurality of drying components are installed on the surface of the chassis, and each drying component corresponds to the top of one of the positioning fixtures. A coating component is installed on the other side of the rotating disk.

[0005] A further preferred embodiment: a positioning tray is installed on one side of the belt transmission assembly, an operation panel is installed on the other side of the belt transmission assembly, a Y-axis driven mechanical claw is installed above the belt transmission assembly, and a control box is installed at the bottom of the internal structure of the equipment frame. The operation panel, the belt transmission assembly, and the Y-axis driven mechanical claw are all electrically connected to the control box.

[0006] A further preferred embodiment: The belt conveyor assembly includes a conveyor frame, pulleys, chutes, a drive motor, and a loading tray. Both sets of conveyor frames have chutes inside, and pulleys are rotatably connected to both ends of the chutes. A drive motor is installed on the outer wall of each conveyor frame, and the output shaft of the drive motor passes through the side wall of the conveyor frame and is connected to the inner ring of the pulley. The loading tray is slidably connected inside the chutes, and the outer ring of the pulley is connected to the bottom of the loading tray via a belt.

[0007] A further preferred embodiment: the bottom of the chassis is symmetrically equipped with four support legs at its four corners, and one side of each support leg is provided with a caster wheel.

[0008] A further preferred embodiment: the transplanting assembly includes a crossbeam, a first X-axis drive arm, and a transplanting suction frame. The first X-axis drive arm is fixedly installed on one side of the crossbeam, and the transplanting suction frame is drivenly connected to the bottom output end of the first X-axis drive arm.

[0009] A further preferred embodiment: the drying assembly includes a slide rail, an adjusting screw, a slider, a column, and a dryer. The slide rail is installed on the top surface of the housing. An adjusting screw is installed inside the slide rail. A slider is installed on the slide rail. One side of the slider is threadedly connected to the adjusting screw. A column is installed on the top of the slider. A dryer is installed on one side of the top of the column.

[0010] A further preferred embodiment: the flipping assembly includes a flipping frame, a flipping plate, and a flipping arm, wherein the flipping plate is rotatably connected to the top surface of the flipping frame, and a flipping arm for flipping the circuit board is installed on one side of the flipping frame.

[0011] Further preferred embodiment: The coating assembly includes a second X-axis drive arm, a Z-axis drive arm, and a coating head. The second X-axis drive arm is installed inside the other end of the crossbeam. The Z-axis drive arm is fixedly installed at the front output end of the second X-axis drive arm. The coating head is installed at the bottom of the Z-axis drive arm.

[0012] A further preferred embodiment: a winding assembly is installed on one side of the coating assembly. The winding assembly includes a base, a winding motor, a winding roller, and a coating roller. The winding motor is installed on the top support of the base. The winding roller is fixedly installed on the output shaft of the winding motor. The coating roller is installed on one side of the winding roller.

[0013] A further preferred embodiment: the positioning fixture adopts a pneumatic clamping structure, which includes grippers, a cylinder and a positioning pin.

[0014] The embodiments of the present invention have the following advantages due to the adoption of the above technical solutions: This invention eliminates the need for manual intervention throughout the entire process from automatic feeding to coating, drying, turning, and collecting, significantly reducing labor costs and human error. This invention uses a rotating disc to drive multi-station synchronous operation, with each process running in parallel, increasing the production efficiency of a single machine by more than 30% compared to traditional decentralized equipment. This invention uses a servo motor to drive a rotating disk in conjunction with a positioning fixture to ensure that the repeatability of the circuit board at each station is ≤ ±0.02mm, resulting in more uniform coating and drying effects. The present invention allows for flexible adjustment of the position of the drying component via a lead screw, and the positioning fixture supports quick replacement, making it compatible with circuit boards of different sizes ranging from 50mm×50mm to 500mm×500mm. This invention enables automatic flipping of circuit boards through a flipping component, eliminating the need for manual intervention and reducing double-sided processing time by more than 50% compared to traditional methods.

[0015] The above overview is for illustrative purposes only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the invention will become readily apparent from the accompanying drawings and the following detailed description. Attached Figure Description

[0016] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this application. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0017] Figure 1 This is a structural diagram of the present invention; Figure 2 This is a structural diagram from another perspective of the present invention; Figure 3 This is a rear view structural diagram of the present invention; Figure 4 This is a three-dimensional structural diagram of the feeding component of the present invention; Figure 5 This is a partial structural diagram of the present invention.

[0018] Figure label: 10. Feeding assembly; 101. Equipment frame; 102. Control panel; 103. Top plate; 104. Belt conveyor assembly; 1041. Conveyor frame; 1042. Pulley; 1043. Slide chute; 1044. Drive motor; 1045. Loading tray; 105. Positioning tray; 106. Y-axis driven mechanical gripper; 107. Control box; 20. Main body components; 201. Chassis; 202. Support legs; 203. Turntable; 204. Servo motor; 205. Hinge; 206. Positioning fixture; 207. Casters; 30. Transplanting assembly; 301. Crossbeam; 302. First X-axis drive arm; 303. Transplanting suction rack; 40. Drying assembly; 401. Slide rail; 402. Adjusting screw; 403. Slider; 404. Column; 405. Dryer; 50. Flipping assembly; 501. Flipping frame; 502. Flipping plate; 503. Flipping arm; 60. Coating assembly; 601. Second X-axis drive arm; 602. Z-axis drive arm; 603. Coating head; 70. Rewinding assembly; 701. Base; 702. Rewinding motor; 703. Rewinding roller; 704. Coating roller. Detailed Implementation

[0019] In the following description, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments can be modified in various ways without departing from the spirit or scope of the invention. Therefore, the drawings and description are considered to be exemplary in nature and not restrictive.

[0020] It should be noted that when a component is considered to be "connected" to another component, it can be directly connected to the other component, or there may be an intervening component. Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. It should also be noted that, unless otherwise expressly specified and limited, the terms "installed," "connected," and "linked" should be interpreted broadly, for example, as a fixed connection, a detachable connection, or an integral connection; as a mechanical connection or an electrical connection; or as a connection within two components. Those skilled in the art can understand the specific meaning of the above terms in this invention based on the specific circumstances. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of this application.

[0021] The specific examples described above further illustrate the purpose, technical solution, and beneficial effects of this application. It should be understood that the above descriptions are merely specific embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

[0022] The embodiments of the present invention will now be described in detail with reference to the accompanying drawings. Example

[0023] like Figures 1-5 As shown, this embodiment of the invention provides a PCB circuit board processing device, including a loading assembly 10 and a main assembly 20. The loading assembly 10 is disposed on one side of the main assembly 20. The loading assembly 10 includes a machine frame 101, and a top plate 103 is mounted on the top of the machine frame 101. A belt conveyor assembly 104 is fixedly mounted on the top surface of the top plate 103. The main assembly 20 includes a chassis 201, and a rotating disk 203 is mounted on the top surface of the chassis 201. A servo motor is installed inside the top of the chassis 201. The output shaft of the servo motor 204 is connected to the bottom of the rotating disk 203 via a hinge 205. Positioning clamps 206 are circumferentially distributed on the top surface of the rotating disk 203. A flipping component 50 is installed on one side of the rotating disk 203. A transplanting component 30 is arranged above the flipping component 50. Several drying components 40 are installed on the surface of the chassis 201, and each drying component 40 corresponds to the top of the positioning clamp 206. A coating component 60 is installed on the other side of the rotating disk 203.

[0024] In this embodiment, specifically: a positioning tray 105 is installed on one side of the belt transmission assembly 104, an operation panel 102 is installed on the other side of the belt transmission assembly 104, a Y-axis driven mechanical claw 106 is installed above the belt transmission assembly 104, and a control box 107 is installed at the bottom of the inner part of the equipment frame 101. The operation panel 102, the belt transmission assembly 104, and the Y-axis driven mechanical claw 106 are all electrically connected to the control box 107.

[0025] In this embodiment, specifically: the belt conveyor assembly 104 includes a conveyor frame 1041, a pulley 1042, a chute 1043, a drive motor 1044, and a loading tray 1045. Both sets of conveyor frames 1041 have chute 1043 inside. The pulley 1042 is rotatably connected to both ends of the chute 1043. A drive motor 1044 is mounted on the outer wall of each conveyor frame 1041. The output shaft of the drive motor 1044 passes through the side wall of the conveyor frame 1041 and is connected to the inner ring of the pulley 1042. The loading tray 1045 is slidably connected inside the chute 1043. The outer ring of the pulley 1042 is connected to the bottom of the loading tray 1045 via a belt.

[0026] In this embodiment, specifically: support legs 202 are symmetrically installed at the four corners of the bottom of the chassis 201, and casters 207 are provided on one side of the support legs 202.

[0027] In this embodiment, specifically: the transplanting assembly 30 includes a crossbeam 301, a first X-axis drive arm 302, and a transplanting suction frame 303. The first X-axis drive arm 302 is fixedly installed on one side of the crossbeam 301, and the transplanting suction frame 303 is connected to the bottom output end of the first X-axis drive arm 302.

[0028] In this embodiment, specifically: the drying assembly 40 includes a slide rail 401, an adjusting screw 402, a slider 403, a column 404, and a dryer 405. The slide rail 401 is installed on the top surface of the housing 201. The adjusting screw 402 is installed inside the slide rail 401. The slider 403 is installed on the slide rail 401. One side of the slider 403 is threadedly connected to the adjusting screw 402. The column 404 is installed on the top of the slider 403. The dryer 405 is installed on one side of the top of the column 404.

[0029] In this embodiment, specifically: the flipping assembly 50 includes a flipping frame 501, a flipping plate 502, and a flipping arm 503. The flipping plate 502 is rotatably connected to the top surface of the flipping frame 501, and a flipping arm 503 for flipping the circuit board is installed on one side of the flipping frame 501.

[0030] In this embodiment, specifically: the coating assembly 60 includes a second X-axis drive arm 601, a Z-axis drive arm 602, and a coating head 603. The second X-axis drive arm 601 is installed inside the other end of the crossbeam 301. The Z-axis drive arm 602 is fixedly installed on the front output end of the second X-axis drive arm 601. The coating head 603 is installed on the bottom of the Z-axis drive arm 602.

[0031] In this embodiment, specifically: a winding assembly 70 is installed on one side of the coating assembly 60. The winding assembly 70 includes a base 701, a winding motor 702, a winding roller 703, and a coating roller 704. The winding motor 702 is installed on the top bracket of the base 701. The winding roller 703 is fixedly installed on the output shaft of the winding motor 702. The coating roller 704 is installed on one side of the winding roller 703.

[0032] In this embodiment, specifically: the positioning fixture 206 adopts a pneumatic clamping structure, which includes grippers, a cylinder and a positioning pin.

[0033] In this embodiment, specifically: the feeding component 10 includes a machine frame 101, a top plate 103 is installed on the top of the machine frame 101, and a belt conveyor component 104 is fixedly installed on the top surface of the top plate 103 for carrying and conveying the circuit board. The main component 20 includes a chassis 201, a rotating disk 203 is mounted on the top surface of the chassis 201, a servo motor 204 is mounted inside the top of the chassis 201, and the output shaft of the servo motor 204 is connected to the bottom of the rotating disk 203 via a hinge 205 to drive the rotating disk to rotate intermittently. The top surface of the rotating disk 203 is circumferentially equipped with positioning clamps 206 for fixing circuit boards of different sizes. A flipping assembly 50 is installed on one side of the rotating disk 203 to achieve 180° flipping of the circuit board to meet the double-sided processing requirements. A transfer component 30 is provided above the flipping component 50 for the precise transfer of the circuit board between different workstations. The surface of the chassis 201 is equipped with a plurality of drying components 40, and the drying components 40 correspond one-to-one with the upper part of the positioning fixture 206, for drying the coated circuit board. A coating assembly 60 is installed on the other side of the rotating disk 203 for coating an insulating layer or a solder resist layer on the surface of the PCB circuit board.

[0034] In this embodiment, specifically: the feeding component installation: the equipment frame 101 is fixed to the ground, the top plate 103 is connected to the top of the equipment frame 101 by bolts, the belt transmission component 104 is installed on the surface of the top plate 103, the Y-axis driven mechanical claw 106 is fixed to the bracket above the belt transmission component 104, the control box 107 is installed at the bottom inside the equipment frame 101, and the wiring with each electrical component is completed.

[0035] Main component installation: The chassis 201 is fixed to the ground by the support legs 202 and the casters 207. The servo motor 204 is installed inside the top of the chassis 201. The output shaft is connected to the bottom of the rotating disk 203 by the hinge 205. The positioning clamps 206 are evenly installed on the top surface of the rotating disk 203.

[0036] Functional component installation: The crossbeam 301 of the transplanting component 30 spans above the feeding component and the main component, the drying component 40 is installed on the surface of the housing 201 via the slide rail 401, the flipping component 50 is fixed to one side of the rotating disk 203, and the coating component 60 and the winding component 70 are installed on the other side of the rotating disk 203.

[0037] Workflow: Loading stage: The PCB circuit board is placed on the tray 1045 of the belt conveyor assembly 104. The drive motor 1044 drives the pulley 1042 to rotate, which moves the tray 1045 along the slide 1043 to the positioning tray 105. The Y-axis drives the mechanical claw 106 to grab the circuit board and transfer it to the transfer adsorption rack 303.

[0038] Positioning and transfer stage: The transplanting adsorption rack 303 moves to the positioning fixture 206 above the rotating disk 203 under the drive of the first X-axis drive arm 302, and puts the circuit board into the fixture and clamps it; the servo motor 204 drives the rotating disk 203 to rotate intermittently, passing through the coating station, drying station and flipping station in sequence.

[0039] Coating and drying stage: The second X-axis drive arm 601 and Z-axis drive arm 602 of the coating assembly 60 drive the coating head 603 to move along the surface of the circuit board to complete the coating operation; the rotating disk 203 rotates the coated circuit board to the drying station, the dryer 405 is started, and the position of the slider 403 is adjusted by adjusting the lead screw 402 to keep the dryer 405 at the optimal distance from the circuit board to ensure uniform drying.

[0040] Flipping and Retrieving Stage: The circuit board that has completed single-sided processing is transferred to the flipping station. The flipping arm 503 drives the flipping plate 502 to rotate, realizing the 180° flipping of the circuit board. The transfer component 30 transfers the flipped circuit board back to the positioning fixture 206, and repeats the coating and drying process. After double-sided processing is completed, the winding component 70 next to the coating component 60 is started. The winding motor 702 drives the winding roller 703 to rotate, and works with the coating roller 704 to complete the retrieval of the circuit board.

[0041] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0042] The above description is merely a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any person skilled in the art can easily conceive of various variations or substitutions within the technical scope disclosed in the present invention, and these should all be included within the scope of protection of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the claims.

Claims

1. A PCB circuit board processing device, comprising a feeding assembly (10) and a main body assembly (20), wherein the feeding assembly (10) is disposed on one side of the main body assembly (20), characterized in that: The feeding assembly (10) includes a machine frame (101), a top plate (103) is mounted on the top of the machine frame (101), and a belt conveyor assembly (104) is fixedly mounted on the top surface of the top plate (103). The main assembly (20) includes a chassis (201), a rotating disk (203) is mounted on the top surface of the chassis (201), and a servo motor (204) is installed inside the top of the chassis (201). The output shaft of the servo motor (204) is connected to the rotating disk via a hinge (205). The bottom of the disk (203) is connected to the drive. Positioning clamps (206) are installed circumferentially on the top surface of the rotating disk (203). A flipping component (50) is installed on one side of the rotating disk (203). A transplanting component (30) is provided above the flipping component (50). Several drying components (40) are installed on the surface of the chassis (201), and the drying components (40) correspond one-to-one with the top of the positioning clamps (206). A coating component (60) is installed on the other side of the rotating disk (203).

2. The PCB circuit board processing equipment according to claim 1, characterized in that: A positioning tray (105) is installed on one side of the belt transmission assembly (104), and an operation panel (102) is installed on the other side of the belt transmission assembly (104). A Y-axis driven mechanical claw (106) is installed above the belt transmission assembly (104). A control box (107) is installed at the bottom of the inside of the equipment frame (101). The operation panel (102), the belt transmission assembly (104), and the Y-axis driven mechanical claw (106) are all electrically connected to the control box (107).

3. The PCB circuit board processing equipment according to claim 1, characterized in that: The belt conveyor assembly (104) includes a conveyor frame (1041), a pulley (1042), a chute (1043), a drive motor (1044), and a loading tray (1045). Both sets of conveyor frames (1041) have chute (1043) inside. The pulley (1042) is rotatably connected to both ends of the chute (1043). The drive motor (1044) is installed on the outer side wall of the conveyor frame (1041). The output shaft of the drive motor (1044) passes through the side wall of the conveyor frame (1041) and is connected to the inner ring of the pulley (1042). The loading tray (1045) is slidably connected inside the chute (1043). The outer ring of the pulley (1042) is connected to the bottom of the loading tray (1045) through a belt.

4. The PCB circuit board processing equipment according to claim 1, characterized in that: The bottom of the chassis (201) is symmetrically equipped with four support legs (202) at the four corners, and a caster wheel (207) is provided on one side of each support leg (202).

5. The PCB circuit board processing equipment according to claim 1, characterized in that: The transplanting assembly (30) includes a crossbeam (301), a first X-axis drive arm (302), and a transplanting suction frame (303). The first X-axis drive arm (302) is fixedly installed on one side of the crossbeam (301), and the transplanting suction frame (303) is connected to the bottom output end of the first X-axis drive arm (302).

6. The PCB circuit board processing equipment according to claim 1, characterized in that: The drying assembly (40) includes a slide rail (401), an adjusting screw (402), a slider (403), a column (404), and a dryer (405). The slide rail (401) is installed on the top surface of the housing (201). The adjusting screw (402) is installed inside the slide rail (401). The slider (403) is installed on the slide rail (401). One side of the slider (403) is threadedly connected to the adjusting screw (402). The column (404) is installed on the top of the slider (403). The dryer (405) is installed on one side of the top of the column (404).

7. The PCB circuit board processing equipment according to claim 1, characterized in that: The flipping assembly (50) includes a flipping frame (501), a flipping plate (502), and a flipping arm (503). The flipping plate (502) is rotatably connected to the top surface of the flipping frame (501), and a flipping arm (503) for flipping the circuit board is installed on one side of the flipping frame (501).

8. The PCB circuit board processing equipment according to claim 5, characterized in that: The coating assembly (60) includes a second X-axis drive arm (601), a Z-axis drive arm (602), and a coating head (603). The second X-axis drive arm (601) is installed inside the other end of the crossbeam (301). The Z-axis drive arm (602) is fixedly installed on the front output end of the second X-axis drive arm (601). The coating head (603) is installed on the bottom of the Z-axis drive arm (602).

9. The PCB circuit board processing equipment according to claim 8, characterized in that: A winding assembly (70) is installed on one side of the coating assembly (60). The winding assembly (70) includes a base (701), a winding motor (702), a winding roller (703), and a coating roller (704). The winding motor (702) is installed on the top support of the base (701). The winding roller (703) is fixedly installed on the output shaft of the winding motor (702). The coating roller (704) is installed on one side of the winding roller (703).

10. The PCB circuit board processing equipment according to claim 1, characterized in that: The positioning fixture (206) adopts a pneumatic clamping structure, which includes grippers, a cylinder and a positioning pin.

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