PCB (Printed Circuit Board) jumping type cleaning dust remover

Abstract

The utility model discloses a PCB jump type cleaning dusting machine which comprises a machine frame and a cleaning machine body, a rubber covered roller assembly and a dust-sticking paper roll assembly are arranged in the cleaning machine body, the rubber covered roller assembly comprises a lower rubber covered roller, an upper rubber covered roller, a fixed table and a floating table, the lower rubber covered roller is rotationally connected with the fixed table, and the upper rubber covered roller is rotationally connected with the floating table; the dust-sticking paper roll assembly comprises an upper paper roll set and a lower paper roll set, the rubber roll assembly is located between the upper paper roll set and the lower paper roll set, the upper paper roll set comprises a first front paper roll and a first rear paper roll, the lower paper roll set comprises a second front paper roll and a second rear paper roll, each paper roll is correspondingly provided with an air cylinder, and an upper rubber roll is suspended above the lower rubber roll before material feeding. The first front paper roll and the second front paper roll are pressed downwards through an air cylinder, and then the first rear paper roll and the second rear paper roll are pressed downwards through an air cylinder. According to the utility model, the PCB can be prevented from being damaged and destroyed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to PCB cleaning technical field, concretely relates to a PCB leap type cleaning dust remover. BACKGROUND

[0002] PCB cleaning dust removal is applied between the plate feeding machine and the printing machine, and the PCB is electrostatically removed and the PCB surface is cleaned before printing tin paste or red glue, so that the adverse hidden troubles such as empty welding and virtual welding after the furnace are reduced, and the product direct-through rate is improved.In the prior art, the PCB often adopts a contact type cleaning mode of four rubber rollers on the top and bottom matched with a dust sticking paper roll, such as the brush type cleaning machine disclosed in the utility model patent with the publication number CN212349587U.This cleaning mode has a low pass rate and is prone to phenomena such as material film carding, and cannot meet the increasingly high requirements of modern society industry and production on PCB cleaning. CONTENT OF THE UTILITY MODEL

[0003] The utility model discloses in order to solve the insufficient in the prior art, provide a kind of PCB leap type cleaning dust remover that can avoid PCB to be damaged and destroyed.

[0004] To solve the above technical problems, the utility model adopts the following technical solutions:

[0005] A kind of PCB leap type cleaning dust remover, including rack and cleaning machine body, cleaning machine body is installed at the top of rack, the two sides of cleaning machine body are respectively provided with inlet and outlet, the one end of cleaning machine body is provided with driving device, cleaning machine body is also provided with rubber roller assembly and dust sticking paper roll assembly,

[0006] The rubber roller assembly includes a lower rubber roller, an upper rubber roller, a fixed table and a floating table, the lower rubber roller is rotatably connected with the fixed table, and the upper rubber roller is rotatably connected with the floating table.

[0007] The dust sticking paper roll assembly includes an upper paper roll group and a lower paper roll group, and the rubber roller assembly is located between the upper paper roll group and the lower paper roll group.The upper paper roll group includes a first front paper roll and a first rear paper roll, and the lower paper roll group includes a second front paper roll and a second rear paper roll.Each paper roll is provided with a cylinder respectively.Before the incoming material, the upper rubber roller is suspended above the lower rubber roller.After the incoming material, the first front paper roll and the second front paper roll are first pressed down by the cylinder, so that the first front paper roll contacts the upper rubber roller near the inlet, the upper rubber roller near the inlet contacts the incoming material, and the second front paper roll contacts the lower rubber roller near the inlet.The first rear paper roll and the second rear paper roll are then pressed down by the cylinder, so that the first rear paper roll and the second rear paper roll respectively contact the upper rubber roller and the lower rubber roller near the outlet, and the upper rubber roller near the outlet contacts the incoming material.

[0008] Optionally, the glue roller is provided with at least four, two of which correspond to the first front paper roll, and the other two correspond to the first rear paper roll; the glue roller is provided with at least four, two of which correspond to the second front paper roll, and the other two correspond to the second rear paper roll.

[0009] Optionally, the upper paper roll group and the lower paper roll group further comprise a paper roll mounting plate and a paper roll supporting block, the two ends of the paper roll are rotatably connected to the paper roll supporting block and supported by the paper roll supporting block, the paper roll supporting block is slidably connected to the paper roll mounting plate, and the paper roll supporting block is connected to the telescopic rod of the air cylinder, and the cylinder base of the air cylinder is fixed in the cleaning machine body.

[0010] Optionally, the air cylinder comprises a first front paper roll air cylinder, a first rear paper roll air cylinder, a second front paper roll air cylinder and a second rear paper roll air cylinder, the first front paper roll air cylinder and the first rear paper roll air cylinder are correspondingly arranged above the paper roll mounting plate in the upper paper roll group, the second front paper roll air cylinder and the second rear paper roll air cylinder are correspondingly arranged below the paper roll mounting plate in the lower paper roll group, and the first front paper roll air cylinder and the second front paper roll air cylinder are used to move the first front paper roll and the second front paper roll towards the glue roller assembly, and the first rear paper roll air cylinder and the second rear paper roll air cylinder are used to move the first rear paper roll and the second rear paper roll towards the glue roller assembly.

[0011] Optionally, a reset spring is installed between the floating table in the glue roller assembly and the paper roll mounting plate in the upper paper roll group.

[0012] Optionally, a feeding conveying roller is arranged in the cleaning machine body close to the feeding port, and a discharging conveying roller is arranged in the cleaning machine body close to the feeding port.

[0013] Optionally, a dust removal electrostatic bar is arranged in the cleaning machine body close to the feeding port, the dust removal electrostatic bar is provided with two, and is arranged above and below the feeding conveying roller respectively.

[0014] Optionally, a feeding sensor is arranged in the cleaning machine body close to the feeding port.

[0015] Optionally, the upper paper roll group, the lower paper roll group and the glue roller assembly are pullably connected with the cleaning machine body.

[0016] Optionally, the driving device comprises a motor, a transmission gear and a magnetic coupling, the magnetic coupling comprises a driving magnetic head and a driven magnetic head, the motor is drivingly connected with the driving magnetic head through the transmission gear, and the driven magnetic head is drivingly connected with the driving magnetic head through magnetic conduction.

[0017] By adopting the above technical scheme, the utility model has the following beneficial effects:

[0018] The utility model discloses a four paper rolls are correspondingly arranged with glue roller, and each paper roll can independently act under the action of air cylinder, and the structure design of floating platform is combined, before incoming material, the upper glue roller in glue roller assembly is in suspension, and after incoming material, the action of first front paper roll, second front paper roll and first rear paper roll, second rear paper roll is controlled by air cylinder in turn, and the incoming material product is cleaned, the end face film tearing and board clamping phenomenon of material feeding are reduced, and the pass rate and product yield of product are effectively improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is the three-dimensional structure schematic diagram of one of the embodiments of the utility model;

[0020] Figure 2 It is the partial structure schematic diagram of inside of cleaning machine body in one of the embodiments of the utility model;

[0021] Figure 3 It is the partial left view of inside of cleaning machine body in one of the embodiments of the utility model;

[0022] Figure 4 It is the partial right view of inside of cleaning machine body in one of the embodiments of the utility model;

[0023] Figure 5 It is the structure schematic diagram of glue roller assembly in one of the embodiments of the utility model;

[0024] Figure 6 It is Figure 5 The partial enlarged schematic view of A in the figure.

[0025] Sign significance: 1, frame, 11, moving wheel, 12, lifting support seat, 2, cleaning machine body, 21, discharge port, 31, feeding conveying roller, 32, discharge conveying roller, 41, lower glue roller, 42, upper glue roller, 43, fixed platform, 44, floating platform, 45, reset spring, 5, dust removal electrostatic bar, 61, motor, 62, transmission gear, 63, driven magnetic head;

[0026] 71, first front paper roll, 72, first rear paper roll, 73, second rear paper roll, 75, paper roll mounting plate, 76, paper roll supporting block;

[0027] 81, first front paper roll air cylinder, 82, first rear paper roll air cylinder, 83, second front paper roll air cylinder, 84, second rear paper roll air cylinder, 9, pull-out slide rail. DETAILED DESCRIPTION

[0028] The technical scheme of the utility model will be described clearly and completely in conjunction with the drawings, and obviously, the described embodiment is one part of the embodiment of the utility model, not all the embodiment.

[0029] The components of the present invention embodiments described and shown in the accompanying drawings can typically be arranged and designed in a variety of different configurations. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the claimed invention, but merely to illustrate selected embodiments of the invention.

[0030] Based on the embodiments of this utility model, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model.

[0031] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0032] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0033] Example

[0034] like Figures 1 to 6 As shown, in one embodiment of this utility model, a PCB skip-type cleaning and dust removal machine includes a frame 1 and a cleaning machine body 2. The cleaning machine body 2 is installed on the top of the frame 1. The cleaning machine body 2 has an inlet and an outlet 21 on both sides. A drive device is provided at one end of the cleaning machine body 2. The cleaning machine body 2 also has a rubber roller assembly and a dust-adhesive paper roll assembly.

[0035] The rubber roller assembly includes a lower rubber roller 41, an upper rubber roller 42, a fixed platform 43, and a floating platform 44. The lower rubber roller 41 is rotatably connected to the fixed platform 43 via bearings, and the upper rubber roller 42 is rotatably connected to the floating platform 44 via bearings. The lower rubber roller 41 is fixed in its vertical position, and the upper rubber roller 42 floats up and down relative to the lower rubber roller 41 along with the floating platform 44.

[0036] The dust-sticking paper roll assembly comprises an upper paper roll group and a lower paper roll group, and a rubber roller assembly is located between the upper paper roll group and the lower paper roll group, the upper paper roll group comprises a first front paper roll 71 and a first rear paper roll 72, and the lower paper roll group comprises a second front paper roll and a second rear paper roll 73, and a pneumatic cylinder is correspondingly arranged on each paper roll, before incoming of the material, the upper rubber roller 42 is suspended above the lower rubber roller 41, in the embodiment, the upper rubber roller 42 is 5mm higher than the lower rubber roller 41, after incoming of the material, the first front paper roll 71 and the second front paper roll are first pressed downward by the pneumatic cylinder, the first front paper roll 71 is in contact with the upper rubber roller 42 close to the inlet, the upper rubber roller 42 close to the inlet is in contact with the material, and the second front paper roll is in contact with the lower rubber roller 41 close to the inlet, so that the product is cleaned, and then the first rear paper roll 72 and the second rear paper roll 73 are pressed downward by the pneumatic cylinder, so that the first rear paper roll 72 and the second rear paper roll 73 are in contact with the upper rubber roller 42 and the lower rubber roller 41 close to the outlet 21 respectively, and the upper rubber roller 42 close to the outlet 21 is in contact with the material.

[0037] By adopting the above structure, before incoming of the material, the upper rubber roller 42 is in a suspended state, when the product enters into the cleaning machine body 2, the first front paper roll 71 moves towards the upper rubber roller 42, the upper rubber roller 42 is switched from the suspended state to the pressed state, so that the upper rubber roller 42 is in contact with the incoming product to clean the product, the second front paper roll moves towards the lower rubber roller 41, so that the second front paper roll can be in contact with the lower rubber roller 41 and stick dust and impurities on the lower rubber roller 41, so that the front end of the incoming product is cleaned, and by adopting the PLC delay time and other delay technologies (the PLC delay time is prior art, and details are not described again), the first rear paper roll 72 and the second rear paper roll 73 are delayed, that is, the first rear paper roll 72 is delayed to move towards the upper rubber roller 42, and the second rear paper roll 73 is delayed to move towards the lower rubber roller 41, so that the phenomenon of tearing the film and clamping the plate at the end face of the material is reduced, and the passing rate and the product yield of the product are effectively improved.

[0038] Further, as one of the embodiments of the utility model, the upper rubber roller 42 is provided with at least four upper rubber rollers, two of which correspond to the first front paper roll 71, and the other two of which correspond to the first rear paper roll 72, and the lower rubber roller 41 is provided with at least four lower rubber rollers, two of which correspond to the second front paper roll, and the other two of which correspond to the second rear paper roll 73. Compared with the cleaning mode of the prior art that the upper and lower four rubber rollers are in contact, at least eight rubber rollers are provided in the application, and are divided into two independent groups, and each corresponding paper roll can independently act, thereby providing a structural basis for the action of the front paper roll and the rear paper roll.

[0039] Further, as one of the embodiments of the utility model, as shown in the figure, Figure 3 and Figure 4As shown, the upper paper roll group and the lower paper roll group also respectively comprise a paper roll mounting plate 75 and a paper roll supporting block 76, two ends of the paper roll are rotationally connected with the paper roll supporting block 76 and are supported by the paper roll supporting block 76, the paper roll supporting block 76 is slidingly connected with the paper roll mounting plate 75, the paper roll supporting block 76 is connected with a telescopic rod of a cylinder, and a cylinder base is fixed in the cleaning machine body 2. The paper roll is supported by the paper roll supporting block 76 and can slide up and down along the paper roll mounting plate 75 under the action of the cylinder.

[0040] Further, as one of the embodiments of the utility model, the cylinder comprises a first front paper roll cylinder 81, a first rear paper roll cylinder 82, a second front paper roll cylinder 83 and a second rear paper roll cylinder 84, the first front paper roll cylinder 81 and the first rear paper roll cylinder 82 are correspondingly arranged above the paper roll mounting plate 75 in the upper paper roll group, the second front paper roll cylinder 83 and the second rear paper roll cylinder 84 are correspondingly arranged below the paper roll mounting plate 75 in the lower paper roll group, the first front paper roll cylinder 81 and the second front paper roll cylinder 83 are used to move the first front paper roll 71 and the second front paper roll towards the rubber roller assembly, and the first rear paper roll cylinder 82 and the second rear paper roll cylinder 84 are used to move the first rear paper roll 72 and the second rear paper roll 73 towards the rubber roller assembly. Taking the first front paper roll 71 as an example, two ends of the first front paper roll 71 are supported by the corresponding paper roll supporting block 76 and can rotate relative to the paper roll supporting block 76, the paper roll supporting block 76 slides up and down along the paper roll mounting plate 75 under the driving of the telescopic rod of the first front paper roll cylinder 81, thereby driving the first front paper roll 71 to move upwards or downwards.

[0041] Further, as one of the embodiments of the utility model, as shown in Figure 3 、 Figure 5 、 Figure 6 As shown, the floating table 44 in the rubber roller assembly is provided with a reset spring 45 between the floating table 44 and the paper roll mounting plate 75 in the upper paper roll group. Before incoming, the upper rubber roller 42 is suspended above the lower rubber roller 41 with the floating table 44, after incoming, under the action of the cylinder, the front paper roll is pressed downwards, the upper rubber roller 42 is pressed downwards, after cleaning, the floating table 44 is reset upwards by the reset spring 45, ready for the next incoming.

[0042] Further, as one of the embodiments of the utility model, a feeding conveying roller 31 is arranged in the cleaning machine body 2 close to the feeding port, and an outgoing conveying roller 32 is arranged in the cleaning machine body 2 close to the feeding port.

[0043] Further, as one of the embodiments of the utility model, a dust removal electrostatic rod 5 is arranged in the cleaning machine body 2 close to the feeding port, the dust removal electrostatic rod 5 is provided with two, and is arranged above and below the feeding conveying roller 31 respectively. When incoming, the static electricity on the surface of the product is eliminated first, and then the foreign matters on the surface of the rubber roller are transferred away by the dust-removing paper roll. The static electricity elimination is more conducive to the subsequent dust removal of the rubber roller and the paper roll.

[0044] Further, as one of the embodiments of the utility model, the cleaning machine body 2 is provided with an inlet sensor near the inlet. When the inlet sensor senses that the product enters the cleaning machine body 2, the first front paper roll cylinder 81 and the second front paper roll cylinder 83 act first, and then the first rear paper roll cylinder 82 and the second rear paper roll cylinder 84 act.

[0045] Further, as one of the embodiments of the utility model, as shown in Figure 1 , Figure 5 The upper paper roll group, the lower paper roll group and the rubber roller assembly are all connected to the cleaning machine body 2 in a pull-out mode. The pull-out connection structure is a prior art, and will not be described in detail. When the rubber roller assembly is in a pull-out structure, the fixed table 43 in the rubber roller assembly is fixedly connected to the pull-out slide rail 9. The pull-out connection facilitates installation, maintenance and replacement of parts.

[0046] Further, as one of the embodiments of the utility model, the driving device comprises a motor 61, a transmission gear 62 and a magnetic coupling. The magnetic coupling comprises a driving magnetic head and a driven magnetic head 63. The motor 61 is drivingly connected to the driving magnetic head through the transmission gear 62, and the driven magnetic head 63 is drivingly connected to the driving magnetic head through magnetic guide transmission. The end of the lower rubber roller 41, the inlet conveying roller 31 and the outlet conveying roller 32 is provided with the driven magnetic head 63. The magnetic coupling is a prior art, and will not be described in detail. When the cleaning and dust removing machine is used, the motor 61 is started, the driving magnetic head is driven to rotate through the transmission gear 62, the driving magnetic head drives the driven magnetic head 63 to rotate, and the driven magnetic head 63 drives the lower rubber roller 41, the inlet conveying roller 31 and the outlet conveying roller 32 to rotate, thereby providing power for product cleaning.

[0047] The mobile wheel 11 can make the whole device easy to move, and the lifting support seat 12 can support the device after being moved to a determined position. The lifting support seat 12 can be lifted or lowered through screw transmission or threaded transmission.

[0048] The above embodiments are not intended to limit the shape, material, structure and the like of the utility model in any form. Any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the utility model are within the protection scope of the technical scheme of the utility model.

Claims

1. A PCB leap type cleaning dust removal machine, comprising a rack and a cleaning machine body, the cleaning machine body is installed on the top of the rack, the cleaning machine body is provided with a feeding port and a discharging port on both sides respectively, and the cleaning machine body is provided with a driving device at one end, characterized in that, The cleaning machine body is also provided with a rubber roller assembly and a dust-sticking paper roll assembly, The rubber roller assembly comprises a lower rubber roller, an upper rubber roller, a fixed table and a floating table, the lower rubber roller is rotationally connected with the fixed table, and the upper rubber roller is rotationally connected with the floating table. The dust-sticking paper roll assembly comprises an upper paper roll group and a lower paper roll group, the rubber roller assembly is located between the upper paper roll group and the lower paper roll group, the upper paper roll group comprises a first front paper roll and a first rear paper roll, the lower paper roll group comprises a second front paper roll and a second rear paper roll, and each paper roll is provided with a pneumatic cylinder correspondingly; before incoming of the material, the upper rubber roller is suspended above the lower rubber roller; after incoming of the material, the first front paper roll and the second front paper roll are first pressed downward by the pneumatic cylinder, so that the first front paper roll is in contact with the upper rubber roller close to the inlet, the upper rubber roller close to the inlet is in contact with the material, and the second front paper roll is in contact with the lower rubber roller close to the inlet; the first rear paper roll and the second rear paper roll are then pressed downward by the pneumatic cylinder, so that the first rear paper roll and the second rear paper roll are in contact with the upper rubber roller and the lower rubber roller close to the outlet respectively, and the upper rubber roller close to the outlet is in contact with the material.

2. The PCB jump type cleaning and dust removing machine according to claim 1, characterized in that: The upper rubber roller is provided with at least four upper rubber rollers, two of which correspond to the first front paper roll, and the other two correspond to the first rear paper roll; and the lower rubber roller is provided with at least four lower rubber rollers, two of which correspond to the second front paper roll, and the other two correspond to the second rear paper roll.

3. The PCB jump type cleaning and dust removing machine according to claim 1, characterized in that: The upper paper roll group and the lower paper roll group further comprise a paper roll mounting plate and a paper roll supporting block respectively, two ends of the paper roll are rotationally connected with the paper roll supporting block and are supported by the paper roll supporting block, the paper roll supporting block is slidably connected with the paper roll mounting plate, the paper roll supporting block is connected with a pneumatic cylinder telescopic rod, and a pneumatic cylinder base is fixed in the cleaning machine body.

4. The PCB jump type cleaning and dust removing machine according to claim 3, characterized in that: The pneumatic cylinder comprises a first front paper roll pneumatic cylinder, a first rear paper roll pneumatic cylinder, a second front paper roll pneumatic cylinder and a second rear paper roll pneumatic cylinder, the first front paper roll pneumatic cylinder and the first rear paper roll pneumatic cylinder are arranged above the paper roll mounting plate in the upper paper roll group correspondingly, and the second front paper roll pneumatic cylinder and the second rear paper roll pneumatic cylinder are arranged below the paper roll mounting plate in the lower paper roll group correspondingly, the first front paper roll pneumatic cylinder and the second front paper roll pneumatic cylinder are used for moving the first front paper roll and the second front paper roll towards the rubber roller assembly, and the first rear paper roll pneumatic cylinder and the second rear paper roll pneumatic cylinder are used for moving the first rear paper roll and the second rear paper roll towards the rubber roller assembly.

5. The PCB leapfrog cleaning dust machine according to claim 3, characterized in that: A reset spring is installed between the floating table in the rubber roller assembly and the paper roll mounting plate in the upper paper roll group.

6. The PCB leapfrog cleaning dust machine according to any one of claims 1 to 5, characterized in that: A feeding conveying roller is arranged in the cleaning machine body close to the inlet, and a discharging conveying roller is arranged in the cleaning machine body close to the outlet.

7. The PCB leapfrog cleaning dust machine according to any one of claims 1 to 5, characterized in that: A dust-removing electrostatic bar is arranged in the cleaning machine body close to the inlet, and two dust-removing electrostatic bars are arranged above and below the feeding conveying roller respectively.

8. The PCB leapfrog cleaning dust machine according to any one of claims 1 to 5, characterized in that: A feeding sensor is arranged in the cleaning machine body close to the inlet.

9. The PCB leapfrog cleaning dust machine according to any one of claims 1 to 5, characterized in that: The upper paper roll group, the lower paper roll group and the rubber roller assembly are all pullably connected with the cleaning machine body.

10. The PCB leapfrog cleaning dust machine according to any one of claims 1 to 5, characterized in that: The driving device comprises a motor, a transmission gear and a magnetic coupling, the magnetic coupling comprises a driving magnetic head and a driven magnetic head, the motor is in driving connection with the driving magnetic head through the transmission gear, and the driven magnetic head is in driving connection with the driving magnetic head through magnetic conduction.

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