A digital tube PCB cleaning device

Abstract

The present invention provides a digital tube PCB cleaning device, wherein a base plate is provided on the top of a frame, a feeding transmission mechanism is fixedly mounted on the base plate, a discharging transmission mechanism is fixedly mounted on the base plate, an upper roller brush lifting motor of an upper roller brush lifting assembly is fixedly mounted on an upper mounting plate of an upper mounting frame, an upper roller brush replacement assembly is provided at one end of the upper roller brush lifting assembly, and an upper roller brush driving motor is provided at the other end of the upper roller brush lifting assembly; a lower roller brush lifting motor is fixedly mounted on a lower mounting plate of a lower mounting frame, a lower roller brush replacement assembly is provided at one end of the lower roller brush lifting assembly, and a lower roller brush driving motor is provided at the other end of the lower roller brush lifting assembly; a sliding assembly is provided on one side of the middle of the base plate, a rubber roller mounting frame is provided on the other side of the middle of the base plate, a rubber roller replacement plate is connected to the rubber roller mounting frame through a rubber roller assembly, and the rubber roller assembly is arranged between the upper roller brush lifting assembly and the lower roller brush lifting assembly. The present invention cleans the digital tube PCB in an automated manner, thereby saving manpower and improving work efficiency.

Description

Technical Field

[0001] The invention belongs to the field of digital tube PCB cleaning, and in particular relates to a digital tube PCB cleaning device. Background Art

[0002] After the digital tube PCB passes through the cutting equipment, dirt and dust appear on the surface of the PCB. The common method is for workers to use fiber sticks or erasers to manually remove the dirt and dust on the surface of the PCB, which requires a lot of manpower, wastes a lot of manpower, and takes a lot of time. Because it is a manual operation, it cannot be automated, resulting in low efficiency and waste of labor costs. Summary of the invention

[0003] In view of this, the present invention aims to provide a digital tube PCB cleaning device, which can clean the digital tube PCB in an automated manner, saving manpower and improving work efficiency.

[0004] To achieve the above object, the technical solution of the present invention is achieved as follows:

[0005] A digital tube PCB cleaning device comprises a frame, a feeding transmission mechanism, a discharging transmission mechanism, an upper roller brush lifting assembly, a lower roller brush lifting assembly, an upper roller brush replacement assembly, and a lower roller brush replacement assembly.

[0006] A base plate is provided on the top of the frame, a working hole is provided in the middle of the base plate, a feed transmission mechanism is fixedly installed to one end of the upper surface of the base plate, a discharging transmission mechanism is fixedly installed to the other end of the upper surface of the base plate, an upper mounting frame is fixedly installed to the middle of the upper surface of the base plate, a lower mounting frame is fixedly installed to the middle of the lower surface of the base plate, an upper roller brush lifting motor of an upper roller brush lifting assembly is fixedly installed to an upper mounting plate of the upper mounting frame, so as to realize a fixed connection between the upper roller brush lifting assembly and the upper mounting frame, an upper roller brush replacement assembly is provided at one end of the upper roller brush lifting assembly, and an upper roller brush driving motor is provided at the other end of the upper roller brush lifting assembly;

[0007] The lower roller brush lifting motor of the lower roller brush lifting assembly is fixedly mounted to the lower mounting plate of the lower mounting frame to achieve a fixed connection between the lower roller brush lifting assembly and the lower mounting frame. A lower roller brush replacement assembly is provided at one end of the lower roller brush lifting assembly, and a lower roller brush driving motor is provided at the other end of the lower roller brush lifting assembly.

[0008] A sliding assembly is provided on one side of the middle of the base plate, a rubber roller replacement plate and a rubber roller driving motor are provided on the upper part of the sliding assembly, a rubber roller mounting frame is provided on the other side of the middle of the base plate, the rubber roller replacement plate is connected to the rubber roller mounting frame through the rubber roller assembly, and the rubber roller assembly is arranged between the upper roller brush lifting assembly and the lower roller brush lifting assembly.

[0009] Furthermore, the feed transmission mechanism and the discharging transmission mechanism have the same structure, the feed transmission mechanism includes a No. 1 feed rack, a No. 2 feed rack and a feed motor, the No. 1 feed rack and the No. 2 feed rack are both fixedly mounted to the upper surface of the base plate, the No. 1 feed rack and the No. 2 feed rack have the same structure, a driving wheel, a No. 1 transmission wheel, a No. 2 transmission wheel, a No. 1 tensioning wheel and a No. 2 tensioning wheel are provided at one end of the inner side of the No. 1 feed rack, the No. 2 transmission wheel is provided at one end of the inner side of the No. 1 feed rack, the No. 2 transmission wheel is provided at the other end of the inner side of the No. 1 feed rack, and the driving wheel is provided at the No. 1 transmission wheel. The first and second tensioning wheels are arranged between the driving wheel and the second transmission wheel, the first tensioning wheel and the second tensioning wheel are arranged above the driving wheel, and the heights of the first tensioning wheel and the second tensioning wheel are lower than the first transmission wheel, and the conveyor belt passes around the first transmission wheel, the first tensioning wheel, the driving wheel, the second tensioning wheel and the second transmission wheel in sequence, and a feeding motor is arranged on the outer side of the first feeding rack, and a transmission shaft is arranged at the output end of the feeding motor, and the transmission shaft passes through the driving wheel on the first feeding rack and the driven wheel on the second feeding rack, so as to realize the synchronous movement of the conveyor belt of the first feeding rack and the conveyor belt of the second feeding rack.

[0010] Furthermore, the upper roller brush lifting assembly includes an upper roller brush motor, an upper roller brush frame, and an upper roller brush body. The upper roller brush motor is arranged above the upper mounting plate and fixedly mounted to the upper mounting plate. The upper roller brush frame is arranged below the upper mounting plate, and the upper roller brush frame is mounted to the output end of the upper roller brush motor through an upper roller brush screw. An upper roller brush guide column is respectively provided on both sides of the upper roller brush screw, and the upper roller brush frame cooperates with the two guide columns. The cross-section of the upper roller brush frame is E-shaped, with an intermediate plate in the middle, and an upper roller brush replacement assembly is provided at the end of the upper roller brush frame.

[0011] Furthermore, the upper roller brush replacement assembly includes an upper roller brush replacement motor and an upper roller brush nut plate. The upper roller brush replacement motor is fixedly installed to the end of the upper roller brush frame. The output end of the upper roller brush replacement motor is connected to the middle plate through the upper roller brush replacement screw. A guide rod is provided on both sides of the upper roller brush replacement screw. The upper roller brush nut plate is threadedly connected to the upper roller brush replacement screw to realize the movement of the upper roller brush nut plate. The bottom of the upper roller brush nut plate is connected to the upper roller brush drive motor through the upper roller brush body.

[0012] Furthermore, the upper roller brush lifting assembly and the lower roller brush lifting assembly have the same structure, and the upper roller brush lifting assembly and the lower roller brush lifting assembly are centrally symmetrical with respect to the center line of the rubber roller assembly;

[0013] The lower roller brush lifting assembly includes a lower roller brush motor, a lower roller brush frame, and a lower roller brush body. The lower roller brush motor is arranged below the lower mounting plate and fixedly mounted to the lower mounting plate. The lower roller brush frame is arranged above the lower mounting plate, and the lower roller brush frame is mounted to the output end of the lower roller brush motor through a lower roller brush screw. A lower roller brush guide column is respectively provided on both sides of the lower roller brush screw, and the lower roller brush frame cooperates with the two guide columns. The cross-section of the lower roller brush frame is E-shaped, with an intermediate plate in the middle, and a lower roller brush replacement assembly is provided at the end of the lower roller brush frame.

[0014] Furthermore, the lower roller brush replacement assembly includes a lower roller brush replacement motor and a lower roller brush nut plate. The lower roller brush replacement motor is fixedly installed to the end of the lower roller brush frame. The output end of the lower roller brush replacement motor is connected to the middle plate through the lower roller brush replacement screw. A guide rod is provided on both sides of the lower roller brush replacement screw. The lower roller brush nut plate is threadedly connected to the lower roller brush replacement screw to realize the movement of the lower roller brush nut plate. The top of the lower roller brush nut plate is connected to the lower roller brush drive motor through the lower roller brush body.

[0015] Furthermore, the sliding assembly includes a No. 1 support plate, a No. 2 support plate, a sliding plate and a sliding cylinder. The No. 1 support plate and the No. 2 support plate are both fixedly mounted on the upper surface of the base plate. The No. 1 support plate is provided with a No. 1 slide rail on the top, and the No. 2 support plate is provided with a No. 2 slide rail on the top. Both sides of the bottom of the sliding plate are connected to the No. 1 slide rail and the No. 2 slide rail through sliders to realize the movement of the sliding plate; a connecting buckle is provided on the upper surface of the sliding plate, the sliding cylinder is connected to the base plate through a mounting plate, and the output shaft of the sliding cylinder is fixedly connected to the connecting buckle; the rubber roller replacement plate and the rubber roller drive motor are both fixedly mounted on the sliding plate

[0016] Furthermore, the rubber roller assembly includes a rubber roller connected plate No. 1, a rubber roller connected plate No. 2, a No. 1 baffle, a No. 2 baffle, a No. 1 rubber roller group, a No. 2 rubber roller group and a No. 3 rubber roller group. The rubber roller connected plate No. 1 is connected to the rubber roller connected plate No. 2 through the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group respectively. The No. 1 baffle is arranged between the No. 1 rubber roller group and the No. 2 rubber roller group; the No. 2 baffle is arranged between the No. 2 rubber roller group and the No. 3 rubber roller group. The rubber roller driving motor drives the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group to rotate through the transmission gear.

[0017] Furthermore, the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group have the same structure, all including an upper rubber roller and a lower rubber roller, and the position of the No. 1 baffle is higher than the center of the No. 1 rubber roller group and the No. 2 rubber roller group; the position of the No. 2 baffle is lower than the center of the No. 2 rubber roller group and the No. 3 rubber roller group, and the No. 1 baffle corresponds to the lower roller brush body, and the No. 2 baffle corresponds to the upper roller brush body.

[0018] Furthermore, a dust suction device is provided below the rubber roller assembly.

[0019] Compared with the prior art, the digital tube PCB cleaning device described in the present invention has the following advantages:

[0020] (1) The digital tube PCB cleaning device described in the present invention directly enters the device for cleaning after the digital tube PCB is produced by the cutting machine, completely replacing manpower, realizing the automation of the digital tube PCB cleaning process, improving efficiency, saving manpower and saving costs.

[0021] (2) The digital tube PCB cleaning device described in the present invention utilizes a sliding assembly, an upper roller brush replacement assembly and a lower roller brush replacement assembly to realize the rapid replacement of the rubber roller, the upper roller brush body and the lower roller brush body. Since the cleaning volume is large, they need to be replaced at any time to achieve a good cleaning effect. The above-mentioned components can reduce the time for replacing the rubber roller, the upper roller brush body and the lower roller brush body, thereby improving work efficiency.

[0022] (3) In the digital tube PCB cleaning device described in the present invention, the upper roller brush lifting assembly and the lower roller brush lifting assembly can adjust the positions of the upper roller brush body and the lower roller brush body to achieve the purpose of cleaning digital tube PCBs of different thicknesses, so as to achieve multi-purpose use of one machine, save costs and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] The accompanying drawings constituting a part of the present invention are used to provide a further understanding of the present invention. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the accompanying drawings:

[0024] Figure 1 This is a schematic diagram of a digital tube PCB cleaning device according to an embodiment of the present invention;

[0025] Figure 2 This is a schematic diagram of a feeding transmission mechanism according to an embodiment of the present invention;

[0026] Figure 3 This is a schematic diagram of an upper roller brush lifting assembly according to an embodiment of the present invention;

[0027] Figure 4 A schematic diagram of a lower roller brush lifting assembly according to an embodiment of the present invention;

[0028] Figure 5 A schematic diagram of a sliding assembly according to an embodiment of the present invention;

[0029] Figure 6 This is a schematic diagram of a rubber roller assembly according to an embodiment of the present invention;

[0030] Figure 7 This is a cross-sectional view of a rubber roller assembly according to an embodiment of the present invention.

[0031] Description of reference numerals:

[0032] 1. Frame; 11. Base plate; 12. Upper mounting frame; 13. Lower mounting frame; 14. Rubber roller mounting frame; 2. Feed transmission mechanism; 21. No. 1 feed frame; 22. No. 2 feed frame; 23. Feed motor; 24. Driving wheel; 25. No. 1 transmission wheel; 26. No. 2 transmission wheel; 27. No. 1 tensioning wheel; 28. No. 2 tensioning wheel; 3. Discharging transmission mechanism; 4. Upper roller brush lifting assembly; 41. Upper roller brush motor; 42. Upper roller brush frame; 43. Upper roller brush body; 44. Upper roller brush screw; 45. Upper roller brush driving motor; 5. Lower roller brush lifting assembly; 51. Lower roller brush motor; 52. Lower roller brush frame; 53. Lower roller brush body; 54. Lower roller brush screw; 55. Lower roller brush Roller brush drive motor; 6. Upper roller brush replacement assembly; 61. Upper roller brush replacement motor; 62. Upper roller brush nut plate; 63. Upper roller brush replacement screw; 7. Lower roller brush replacement assembly; 71. Lower roller brush replacement motor; 72. Lower roller brush nut plate; 73. Lower roller brush replacement screw; 8. Sliding assembly; 81. No. 1 support plate; 82. No. 2 support plate; 83. Sliding plate; 84. Sliding cylinder; 85. Rubber roller replacement plate; 86. Rubber roller drive motor; 87. Connecting buckle; 9. Rubber roller assembly; 91. Rubber roller connected to No. 1 plate; 92. Rubber roller connected to No. 2 plate; 93. No. 1 baffle plate; 94. No. 2 baffle plate; 95. No. 1 rubber roller group; 96. No. 2 rubber roller group; 97. No. 3 rubber roller group. DETAILED DESCRIPTION

[0033] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments may be combined with each other.

[0034] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and the like are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", and the like may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more.

[0035] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0036] The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with embodiments.

[0037] A digital tube PCB cleaning device, such as Figures 1 to 7 As shown, it includes a frame 1, a feeding transmission mechanism 2, a discharging transmission mechanism 3, an upper roller brush lifting assembly 4, a lower roller brush lifting assembly 5, an upper roller brush replacement assembly 6, and a lower roller brush replacement assembly 7.

[0038] A base plate 11 is provided on the top of the frame 1, a working hole is provided in the middle of the base plate 11, a feed transmission mechanism 2 is fixedly installed to one end of the upper surface of the base plate 11, a discharging transmission mechanism 3 is fixedly installed to the other end of the upper surface of the base plate 11, an upper mounting frame 12 is fixedly installed to the middle of the upper surface of the base plate 11, a lower mounting frame 13 is fixedly installed to the middle of the lower surface of the base plate 11, an upper roller brush lifting motor of an upper roller brush lifting assembly 4 is fixedly installed to an upper mounting plate of the upper mounting frame 12, so as to realize a fixed connection between the upper roller brush lifting assembly 4 and the upper mounting frame 12, an upper roller brush replacement assembly 6 is provided at one end of the upper roller brush lifting assembly 4, and an upper roller brush driving motor 45 is provided at the other end of the upper roller brush lifting assembly 4;

[0039] The lower roller brush lifting motor of the lower roller brush lifting assembly 5 is fixedly mounted to the lower mounting plate of the lower mounting frame 13, so as to realize the fixed connection between the lower roller brush lifting assembly 5 and the lower mounting frame 13. A lower roller brush replacement assembly 7 is provided at one end of the lower roller brush lifting assembly 5, and a lower roller brush driving motor 55 is provided at the other end of the lower roller brush lifting assembly 5.

[0040] A sliding assembly 8 is provided on one side of the middle of the base plate 11, and a rubber roller replacement plate 85 and a rubber roller driving motor 86 are provided on the upper part of the sliding assembly 8. A rubber roller mounting frame 14 is provided on the other side of the middle of the base plate 11. The rubber roller replacement plate 85 is connected to the rubber roller mounting frame 14 through a rubber roller assembly 9, and the rubber roller assembly 9 is arranged between the upper roller brush lifting assembly 4 and the lower roller brush lifting assembly 5.

[0041] The feeding transmission mechanism 2 and the discharging transmission mechanism 3 have the same structure. The feeding transmission mechanism 2 includes a No. 1 feeding frame 21, a No. 2 feeding frame 22 and a feeding motor 23. The No. 1 feeding frame 21 and the No. 2 feeding frame 22 are both fixedly mounted on the upper surface of the base plate 11. The No. 1 feeding frame 21 and the No. 2 feeding frame 22 have the same structure. A driving wheel 24, a No. 1 transmission wheel 25, a No. 2 transmission wheel 26, a No. 1 tensioning wheel 27 and a No. 2 tensioning wheel 28 are provided at one end of the inner side of the No. 1 feeding frame 21, and the No. 2 transmission wheel 26 is provided at the other end of the inner side of the No. 1 feeding frame 21. The driving wheel 24 is provided between the No. 1 transmission wheel 25 and the No. 2 transmission wheel 26. The tensioning wheel 27 and the second tensioning wheel 28 are arranged above the driving wheel 24, and are used to tension the conveyor belt to ensure smooth material transportation. The No. 1 tensioning wheel 27 and the No. 2 tensioning wheel 28 are located at a height lower than the No. 1 transmission wheel 25. The conveyor belt passes through the No. 1 transmission wheel 25, the No. 1 tensioning wheel 27, the driving wheel 24, the No. 2 tensioning wheel 28 and the No. 2 transmission wheel 26 in sequence, and is connected end to end. A feeding motor 23 is provided on the outer side of the No. 1 feeding rack 21, and a transmission shaft is provided at the output end of the feeding motor 23. The transmission shaft passes through the driving wheel 24 on the No. 1 feeding rack 21 and the driven wheel on the No. 2 feeding rack 22, so as to realize the synchronous movement of the conveyor belt of the No. 1 feeding rack 21 and the conveyor belt of the No. 2 feeding rack 22.

[0042] The upper roller brush lifting assembly 4 includes an upper roller brush motor 41, an upper roller brush frame 42, and an upper roller brush body 43. The upper roller brush motor 41 is arranged above the upper mounting plate and fixedly mounted to the upper mounting plate. The upper roller brush frame 42 is arranged below the upper mounting plate, and the upper roller brush frame 42 is mounted to the output end of the upper roller brush motor 41 through an upper roller brush screw 44. An upper roller brush guide column is respectively provided on both sides of the upper roller brush screw 44. The upper roller brush frame 42 cooperates with the two guide columns. The cross section of the upper roller brush frame 42 is E-shaped, and an intermediate plate is provided in the middle. An upper roller brush replacement assembly 6 is provided at the end of the upper roller brush frame 42. The purpose of the upper roller brush replacement assembly 6 is to raise or lower the upper roller brush body 43. Because the thickness specifications of the digital tube PCB are different, in order to achieve the standard cleaning purpose, the upper roller brush body 43 and the digital tube PCB must be fitted, so it is necessary to adjust the height of the upper roller brush body 43 to achieve a better cleaning effect.

[0043] The upper roller brush replacement assembly 6 includes an upper roller brush replacement motor 61 and an upper roller brush nut plate 62. The upper roller brush replacement motor 61 is fixedly installed to the end of the upper roller brush frame 42. The output end of the upper roller brush replacement motor 61 is connected to the middle plate through an upper roller brush replacement screw 63. A guide rod is provided on both sides of the upper roller brush replacement screw 63. The upper roller brush nut plate 62 is threadedly connected to the upper roller brush replacement screw 63 to realize the movement of the upper roller brush nut plate 62. The bottom of the upper roller brush nut plate 62 is connected to the upper roller brush driving motor 45 through the upper roller brush body 43. The cleaning effect of the upper roller brush body 43 will gradually weaken with use. At this time, the upper roller brush body 43 needs to be replaced. The upper roller brush body 43 can be quickly replaced using the upper roller brush replacement assembly 6.

[0044] The upper roller brush lifting assembly 4 and the lower roller brush lifting assembly 5 have the same structure, and are centrally symmetrical with respect to the center line of the rubber roller assembly 9; the working mode of the lower roller brush lifting assembly 5 is the same as that of the upper roller brush lifting assembly 4.

[0045] The lower roller brush lifting assembly 5 includes a lower roller brush motor 51, a lower roller brush frame 52, and a lower roller brush body 53. The lower roller brush motor 51 is arranged below the lower mounting plate and fixedly mounted to the lower mounting plate. The lower roller brush frame 52 is arranged above the lower mounting plate, and the lower roller brush frame 52 is mounted to the output end of the lower roller brush motor 51 through a lower roller brush screw 54. A lower roller brush guide column is respectively provided on both sides of the lower roller brush screw 54. The lower roller brush frame 52 cooperates with the two guide columns. The cross-section of the lower roller brush frame 52 is E-shaped, with an intermediate plate in the middle, and a lower roller brush replacement assembly 7 is provided at the end of the lower roller brush frame 52.

[0046] The lower roller brush replacement assembly 7 includes a lower roller brush replacement motor and a lower roller brush nut plate 72. The lower roller brush replacement motor is fixedly installed to the end of the lower roller brush frame 52. The output end of the lower roller brush replacement motor is connected to the middle plate through a lower roller brush replacement screw 73. A guide rod is provided on both sides of the lower roller brush replacement screw 73. The lower roller brush nut plate 72 is threadedly connected to the lower roller brush replacement screw 73 to realize the movement of the lower roller brush nut plate 72. The top of the lower roller brush nut plate 72 is connected to the lower roller brush drive motor 55 through the lower roller brush body 53.

[0047] The sliding assembly 8 includes a No. 1 support plate 81, a No. 2 support plate 82, a sliding plate 83 and a sliding cylinder 84. The No. 1 support plate 81 and the No. 2 support plate 82 are both fixedly mounted on the upper surface of the base plate 11. The No. 1 support plate 81 is provided with a No. 1 slide rail on the top, and the No. 2 support plate 82 is provided with a No. 2 slide rail on the top. The bottom two sides of the sliding plate 83 are respectively connected to the No. 1 slide rail and the No. 2 slide rail through sliders to realize the movement of the sliding plate 83; a connecting buckle 87 is provided on the upper surface of the sliding plate 83, and the sliding cylinder 84 is connected to the base plate 11 through a mounting plate, and the output shaft of the sliding cylinder 84 is fixedly connected to the connecting buckle 87; the rubber roller replacement plate 85 and the rubber roller driving motor 86 are both fixedly mounted on the sliding plate 83, and the sliding cylinder 84 works to drive the sliding plate 83 to move. When the rubber roller of the rubber roller assembly 9 needs to be replaced, the sliding cylinder 84 is opened to drive the rubber roller replacement plate 85 to move, and the rubber roller replacement plate 85 is separated from the rubber roller assembly 9, and then the rubber roller can be replaced.

[0048] The rubber roller assembly 9 includes a rubber roller connecting plate No. 1 91, a rubber roller connecting plate No. 2 92, a No. 1 baffle plate 93, a No. 2 baffle plate 94, a No. 1 rubber roller group 95, a No. 2 rubber roller group 96 and a No. 3 rubber roller group 97. The rubber roller connecting plate No. 1 91 is connected to the rubber roller connecting plate No. 2 92 through the No. 1 rubber roller group 95, the No. 2 rubber roller group 96 and the No. 3 rubber roller group 97 respectively. The No. 1 baffle plate 93 is arranged between the No. 1 rubber roller group 95 and the No. 2 rubber roller group 96; the No. 2 baffle plate 94 is arranged between the No. 2 rubber roller group 96 and the No. 3 rubber roller group 97. The rubber roller driving motor 86 drives the No. 1 rubber roller group 95, the No. 2 rubber roller group 96 and the No. 3 rubber roller group 97 to rotate through the transmission gear.

[0049] The No. 1 rubber roller group 95, the No. 2 rubber roller group 96 and the No. 3 rubber roller group 97 have the same structure. The No. 1 rubber roller group 95 includes an upper rubber roller and a lower rubber roller. The position of the No. 1 baffle 93 is higher than the center of the No. 1 rubber roller group 95 and the No. 2 rubber roller group 96; the position of the No. 2 baffle 94 is lower than the center of the No. 2 rubber roller group 96 and the No. 3 rubber roller group 97, and the No. 1 baffle 93 corresponds to the lower roller brush body 53, and the No. 2 baffle 94 corresponds to the upper roller brush body 43. The No. 1 baffle 93 and the No. 2 baffle 94 support and block the digital tube PCB, so that the digital tube PCB can fully contact with the upper roller brush body 43 or the lower roller brush body 53.

[0050] A dust collection device is provided under the rubber roller assembly 99. When the digital tube PCB is cleaned, dust and other wastes attached to its surface will be absorbed by the dust collection device, preventing the dust collection device from entering the equipment and causing damage to components, thereby extending the service life of the entire equipment.

[0051] A digital tube PCB cleaning device, working principle, the digital tube PCB enters the feeding transmission mechanism 2 through a cutting device, and under the transmission of the feeding transmission mechanism 2, the digital tube PCB enters the rubber roller assembly 9, and driven by the No. 1 rubber roller group 95, the digital tube PCB continues to move forward. At this time, the digital tube PCB is between the No. 1 baffle 93 and the lower roller brush body 53, and the lower roller brush body 53 cleans the digital tube PCB. At the same time, the rubber roller assembly 9 continues to drive the digital tube PCB to move forward. When the digital tube PCB moves between the No. 2 baffle 94 and the upper roller brush body 43, the upper roller brush body 43 starts to clean the upper surface of the digital tube PCB. After cleaning, the digital tube PCB is transmitted from the rubber roller assembly 9 and enters the discharging transmission mechanism 3 to perform the next operation.

[0052] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A digital tube PCB cleaning device, characterized in that: It includes a frame, a feeding transmission mechanism, a discharging transmission mechanism, an upper roller brush lifting assembly, a lower roller brush lifting assembly, an upper roller brush replacement assembly, and a lower roller brush replacement assembly. A base plate is provided on the top of the frame, a working hole is provided in the middle of the base plate, a feed transmission mechanism is fixedly installed to one end of the upper surface of the base plate, a discharging transmission mechanism is fixedly installed to the other end of the upper surface of the base plate, an upper mounting frame is fixedly installed to the middle of the upper surface of the base plate, a lower mounting frame is fixedly installed to the middle of the lower surface of the base plate, an upper roller brush lifting motor of an upper roller brush lifting assembly is fixedly installed to an upper mounting plate of the upper mounting frame, so as to realize a fixed connection between the upper roller brush lifting assembly and the upper mounting frame, an upper roller brush replacement assembly is provided at one end of the upper roller brush lifting assembly, and an upper roller brush driving motor is provided at the other end of the upper roller brush lifting assembly; The lower roller brush lifting motor of the lower roller brush lifting assembly is fixedly mounted to the lower mounting plate of the lower mounting frame to achieve a fixed connection between the lower roller brush lifting assembly and the lower mounting frame. A lower roller brush replacement assembly is provided at one end of the lower roller brush lifting assembly, and a lower roller brush driving motor is provided at the other end of the lower roller brush lifting assembly. A sliding assembly is provided on one side of the middle of the base plate, a rubber roller replacement plate and a rubber roller driving motor are provided on the upper part of the sliding assembly, a rubber roller mounting frame is provided on the other side of the middle of the base plate, the rubber roller replacement plate is connected to the rubber roller mounting frame through the rubber roller assembly, and the rubber roller assembly is arranged between the upper roller brush lifting assembly and the lower roller brush lifting assembly; The upper roller brush lifting assembly includes an upper roller brush motor, an upper roller brush frame, and an upper roller brush body. The upper roller brush motor is arranged above the upper mounting plate and fixedly mounted to the upper mounting plate. The upper roller brush frame is arranged below the upper mounting plate, and the upper roller brush frame is mounted to the output end of the upper roller brush motor through an upper roller brush screw. An upper roller brush guide column is respectively provided on both sides of the upper roller brush screw. The upper roller brush frame cooperates with the two guide columns. The cross section of the upper roller brush frame is E-shaped, with an intermediate plate in the middle, and an upper roller brush replacement assembly is provided at the end of the upper roller brush frame. The upper roller brush replacement assembly includes an upper roller brush replacement motor and an upper roller brush nut plate. The upper roller brush replacement motor is fixedly installed to the end of the upper roller brush frame. The output end of the upper roller brush replacement motor is connected to the middle plate through the upper roller brush replacement screw. A guide rod is provided on both sides of the upper roller brush replacement screw. The upper roller brush nut plate is threadedly connected to the upper roller brush replacement screw to realize the movement of the upper roller brush nut plate. The bottom of the upper roller brush nut plate is connected to the upper roller brush drive motor through the upper roller brush body. The sliding assembly includes a No. 1 support plate, a No. 2 support plate, a sliding plate and a sliding cylinder. The No. 1 support plate and the No. 2 support plate are both fixedly mounted on the upper surface of the base plate. A No. 1 slide rail is provided on the top of the No. 1 support plate, and a No. 2 slide rail is provided on the top of the No. 2 support plate. Both sides of the bottom of the sliding plate are connected to the No. 1 slide rail and the No. 2 slide rail through sliders to realize the movement of the sliding plate. A connecting buckle is provided on the upper surface of the sliding plate. The sliding cylinder is connected to the base plate through a mounting plate, and the output shaft of the sliding cylinder is fixedly connected to the connecting buckle. The rubber roller replacement plate and the rubber roller drive motor are both fixedly mounted on the sliding plate.

2. A digital tube PCB cleaning device according to claim 1, characterized in that: The feeding transmission mechanism and the discharging transmission mechanism have the same structure. The feeding transmission mechanism includes a No. 1 feeding rack, a No. 2 feeding rack and a feeding motor. The No. 1 feeding rack and the No. 2 feeding rack are both fixedly mounted on the upper surface of the base plate. The No. 1 feeding rack and the No. 2 feeding rack have the same structure. A driving wheel, a No. 1 transmission wheel, a No. 2 transmission wheel, a No. 1 tensioning wheel and a No. 2 tensioning wheel are arranged at one end of the inner side of the No. 1 feeding rack, and the No. 2 transmission wheel is arranged at the other end of the inner side of the No. 1 feeding rack. The driving wheel is arranged at the No. 1 transmission wheel and Between the No. 1 and No. 2 transmission wheels, the No. 1 tensioning wheel and the No. 2 tensioning wheel are arranged above the driving wheel, and the positions of the No. 1 tensioning wheel and the No. 2 tensioning wheel are lower than the No. 1 transmission wheel. The conveyor belt passes through the No. 1 transmission wheel, the No. 1 tensioning wheel, the driving wheel, the No. 2 tensioning wheel and the No. 2 transmission wheel in sequence, and is connected end to end. A feeding motor is arranged on the outer side of the No. 1 feeding rack, and a transmission shaft is arranged at the output end of the feeding motor. The transmission shaft passes through the driving wheel on the No. 1 feeding rack and the driven wheel on the No. 2 feeding rack, so as to realize the synchronous movement of the conveyor belt of the No. 1 feeding rack and the conveyor belt of the No. 2 feeding rack.

3. A digital tube PCB cleaning device according to claim 1, characterized in that: The upper roller brush lifting assembly and the lower roller brush lifting assembly have the same structure, and the upper roller brush lifting assembly and the lower roller brush lifting assembly are centrally symmetrical with respect to the center line of the rubber roller assembly; The lower roller brush lifting assembly includes a lower roller brush motor, a lower roller brush frame, and a lower roller brush body. The lower roller brush motor is arranged below the lower mounting plate and fixedly mounted to the lower mounting plate. The lower roller brush frame is arranged above the lower mounting plate, and the lower roller brush frame is mounted to the output end of the lower roller brush motor through a lower roller brush screw. A lower roller brush guide column is respectively provided on both sides of the lower roller brush screw, and the lower roller brush frame cooperates with the two guide columns. The cross-section of the lower roller brush frame is E-shaped, with an intermediate plate in the middle, and a lower roller brush replacement assembly is provided at the end of the lower roller brush frame.

4. A digital tube PCB cleaning device according to claim 3, characterized in that: The lower roller brush replacement assembly includes a lower roller brush replacement motor and a lower roller brush nut plate. The lower roller brush replacement motor is fixedly installed to the end of the lower roller brush frame. The output end of the lower roller brush replacement motor is connected to the middle plate through the lower roller brush replacement screw. A guide rod is provided on both sides of the lower roller brush replacement screw. The lower roller brush nut plate is threadedly connected to the lower roller brush replacement screw to realize the movement of the lower roller brush nut plate. The top of the lower roller brush nut plate is connected to the lower roller brush drive motor through the lower roller brush body.

5. The digital tube PCB cleaning device according to claim 1, characterized in that: The rubber roller assembly includes a rubber roller connecting plate No. 1, a rubber roller connecting plate No. 2, a No. 1 baffle, a No. 2 baffle, a No. 1 rubber roller group, a No. 2 rubber roller group and a No. 3 rubber roller group. The rubber roller connecting plate No. 1 is connected to the rubber roller connecting plate No. 2 through the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group respectively. The No. 1 baffle is arranged between the No. 1 rubber roller group and the No. 2 rubber roller group; the No. 2 baffle is arranged between the No. 2 rubber roller group and the No. 3 rubber roller group. The rubber roller driving motor drives the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group to rotate through the transmission gear.

6. A digital tube PCB cleaning device according to claim 5, characterized in that: The structures of the No. 1 rubber roller group, the No. 2 rubber roller group and the No. 3 rubber roller group are the same. The No. 1 rubber roller group includes an upper rubber roller and a lower rubber roller. The position of the No. 1 baffle is higher than the center of the No. 1 rubber roller group and the No. 2 rubber roller group; the position of the No. 2 baffle is lower than the center of the No. 2 rubber roller group and the No. 3 rubber roller group, and the No. 1 baffle corresponds to the lower roller brush body, and the No. 2 baffle corresponds to the upper roller brush body.

7. The digital tube PCB cleaning device according to claim 1, characterized in that: A dust collecting device is arranged below the rubber roller assembly.

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