CN210157472U

CN210157472U - Cleaning device for PCB board

Info

Publication number: CN210157472U
Application number: CN201920752394.4U
Authority: CN
Inventors: 李正强
Original assignee: Xinchang Wanming Refrigeration Co ltd
Current assignee: Xinchang Wanming Refrigeration Co ltd
Priority date: 2019-05-23
Filing date: 2019-05-23
Publication date: 2020-03-17
Anticipated expiration: 2029-05-23

Abstract

The utility model discloses a cleaning device for PCB boards, which belongs to the technical field of PCB boards and comprises a working substrate, wherein a pair of mounting plates are fixedly connected at the upper end of the working substrate, one end of the pair of mounting plates close to each other is fixedly connected with a pair of fixed bearings, a pair of cleaning rollers which are horizontally distributed from top to bottom are arranged between the pair of fixed bearings, flexible brush hairs are fixedly connected on the cleaning rollers, the cleaning rollers comprise a roller and a central rotating shaft, the roller is fixedly sleeved on the central rotating shaft, the left end and the right end of the central rotating shaft are respectively and rotatably connected with the fixed bearings, the left mounting plate is provided with a pair of rotating holes matched with the central rotating shaft, the left end of the central rotating shaft penetrates through the fixed bearings and the rotating holes and extends to the outer side of the mounting plates, the left ends of the pair of the central rotating shaft, can realize being convenient for clean the two sides of polylith PCB board simultaneously, improve clean efficiency and effect.

Description

Cleaning device for PCB board

Technical Field

The utility model relates to a PCB board technical field, more specifically say, relate to a cleaning device of PCB board.

Background

The PCB is also called a printed circuit board, is an important electronic component, is a support body of the electronic component, and is also a carrier for electrical connection of the electronic component, in the SMT production process, the traditional mode of the front-stage printing procedure is a board loading machine-a transmission rail-a printing machine, the PCB is directly transmitted to the printing machine for printing operation, however, tiny foreign matters can be attached to the surface of the PCB, and the PCB is easily uneven in contact with a screen plate during printing to generate poor printing.

The current device that carries out the cleanness to the PCB board only can clean the one side of PCB board, because in process of production, the PCB board both sides all probably are stained with dirtiness such as dust, deckle edge, can not satisfy in the actual production and carry out simple, quick clear requirement in two sides to the PCB board, has influenced the qualification rate and the production efficiency of PCB board.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a cleaning device of PCB board, it can realize being convenient for clean the two sides of polylith PCB board simultaneously, improves clean efficiency and effect.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A cleaning device for a PCB comprises a working substrate, wherein a pair of mounting plates are fixedly connected to the upper end of the working substrate, the mounting plates are close to one end of each other and are fixedly connected with a pair of fixed bearings, a pair of cleaning rollers are arranged between the fixed bearings and are horizontally distributed from top to bottom, flexible bristles are fixedly connected to the cleaning rollers, the cleaning rollers comprise rollers and central rotating shafts, the rollers are fixedly sleeved on the central rotating shafts, the left ends and the right ends of the central rotating shafts are rotatably connected with the fixed bearings respectively, the left mounting plates are provided with a pair of rotating holes matched with the central rotating shafts, the left ends of the central rotating shafts penetrate through the fixed bearings and the rotating holes and extend to the outer sides of the mounting plates, the left ends of the central rotating shafts are fixedly connected with gears respectively, the gears are connected with each other in a meshing manner, a motor body is arranged on, the lower end of the damping plate is fixedly connected with the upper end of the working substrate, the output end of the motor body is fixedly connected with a central rotating shaft at the upper side, a pair of PCB placing plates are arranged between a pair of cleaning rollers and comprise placing plates and pressing plates hinged with the upper ends of the placing plates, PCB placing grooves are drilled at the ends, close to each other, of the placing plates, adjusting slip rings are fixedly connected to the left and right ends of the placing plates, slide rods are arranged on the left and right sides of the pressing plates, the adjusting slip rings are sleeved on the slide rods and are in sliding connection with the slide rods, threaded holes are drilled at the upper ends of the adjusting slip rings, fixing pins are connected to the threaded holes in a threaded manner, extension rods are fixedly connected to the right ends of the slide rods on the right side, operating pull rods are fixedly connected to the right ends of the extension rods, and T-shaped sliders, the upper end of the working substrate is provided with a T-shaped sliding groove matched with the T-shaped sliding block in a chiseling mode, so that two sides of a plurality of PCBs can be cleaned conveniently, and the cleaning efficiency and the cleaning effect are improved.

Further, be equipped with supplementary clean piece between fixing bearing and the action link, and fixed connection between supplementary clean piece lower extreme and the work substrate upper end, it has the clean hole of bar to cut on the supplementary clean piece, the equal fixedly connected with in the clean downthehole upper and lower both ends of bar is supplementary clean to wipe, and supplementary clean is wiped and is used for wiping the spot of remaining on the PCB board surface, improves the clean effect to the PCB board.

Furthermore, it is a pair of spinning spare that the board was placed to the PCB board one end of keeping away from each other all is equipped with, spinning spare includes epitaxial plate, dead lever, a pair of fixed lantern ring and spinning piece, epitaxial plate and place fixed connection between the board lateral wall, dead lever fixed connection is in the epitaxial plate upper end, and is a pair of the fixed lantern ring is all fixed cup joint on the dead lever, and the spinning piece clamp locates between a pair of fixed lantern ring, the spinning piece includes swivel and elasticity preforming, and rotates between swivel and the dead lever to be connected, compresses tightly the clamp plate and then compresses tightly the PCB board of placing in a pair of boards through setting up spinning spare for the PCB board is difficult for removing the clean effect of influence in clean process.

Further, work base plate upper end fixedly connected with fixed plate, and the fixed plate is located the operating rod right side, the fixed plate is close to operating rod one end fixedly connected with guide bar, the operating rod upper end is opened chisel have with guide bar assorted slide opening, and sliding connection between guide bar and the slide opening, improve the stability of operating rod when removing through setting up the guide bar.

Further, scribble lubricating oil in the fixing bearing, scribble lubricating oil equally on the gear, fixing bearing and gear scribble the effective stable transmission of being convenient for after lubricating oil, motor body surface scribbles heat conduction silica gel, the motor body heat dissipation of being convenient for.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) this scheme can realize being convenient for simultaneously clean the two sides of polylith PCB board, improves clean efficiency and effect.

(2) Be equipped with supplementary clean piece between fixing bearing and the action link, and fixed connection between supplementary clean piece lower extreme and the work substrate upper end, it has the clean hole of bar to cut into on the supplementary clean piece, and the equal fixedly connected with in both ends is supplementary clean to wipe about the clean hole of bar, and supplementary clean is wiped and is used for wiping the spot of remaining on the PCB board surface, improves the clean effect to the PCB board.

(3) One end that the board was placed to a pair of PCB board was kept away from each other all is equipped with a pair of spinning spare, the spinning spare includes the epitaxial plate, the dead lever, a pair of fixed lantern ring and spinning piece, fixed connection between the epitaxial plate and the board lateral wall of placing, dead lever fixed connection is in the epitaxial plate upper end, a pair of fixed lantern ring is all fixed cup joint on the dead lever, and the spinning piece presss from both sides and locates between a pair of fixed lantern ring, the spinning piece includes swivel and elasticity preforming, and rotate between swivel and the dead lever and be connected, compress tightly the clamp plate and then compress tightly the PCB board of placing in a pair of board through setting up the spinning spare, make the PCB board difficult removal influence clean effect.

(4) Work base plate upper end fixedly connected with fixed plate, and the fixed plate is located the operating rod right side, and the fixed plate is close to operating rod one end fixedly connected with guide bar, and the operating rod upper end is opened chisel have with guide bar assorted slide opening, and sliding connection between guide bar and the slide opening, through setting up the guide bar to improve the stability of operating rod when removing.

(5) Scribble lubricating oil in the fixing bearing, scribble lubricating oil on the gear equally, fixing bearing and gear scribble the effective stable transmission of being convenient for after lubricating oil, and motor body surface scribbles heat conduction silica gel, and the motor body heat dissipation of being convenient for.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic structural view of a PCB placement board portion of the present invention;

fig. 4 is a front view of the present invention;

FIG. 5 is an exploded view of the spinning element portion of the present invention;

FIG. 6 is a schematic structural view of an auxiliary cleaning block of the present invention;

fig. 7 is a schematic structural view of the gear portion of the present invention.

The reference numbers in the figures illustrate:

the cleaning device comprises a working substrate 1, a mounting plate 2, a fixed bearing 3, a cleaning roller 4, a motor body 5, a damping plate 6, an auxiliary cleaning block 7, a PCB (printed Circuit Board) 8 placing plate, a pressing plate 801, a placing plate 802, a spinning piece 9, an extending plate 901, a fixing rod 902, a fixing collar 903, a spinning piece 904, an adjusting slip ring 10, a fixing pin 11, a sliding rod 12, an extending rod 13, an operating pull rod 14, a sliding block 15T, a fixing plate 16, a guide rod 17, an auxiliary cleaning eraser 18 and a gear 19.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

referring to fig. 1-7, a cleaning device for PCB comprises a working substrate 1, a pair of mounting plates 2 is fixedly connected to the upper end of the working substrate 1 for supporting, a pair of fixed bearings 3 is fixedly connected to the ends of the pair of mounting plates 2 close to each other, a pair of cleaning rollers 4 horizontally distributed up and down is arranged between the pair of fixed bearings 3 for cleaning two sides of the PCB simultaneously, flexible bristles are fixedly connected to the cleaning rollers 4 for cleaning the PCB effectively and preventing the PCB from being damaged, the cleaning rollers 4 comprise a roller and a central rotating shaft, the roller is fixedly sleeved on the central rotating shaft, the left and right ends of the central rotating shaft are rotatably connected with the fixed bearings 3, a pair of rotating holes matched with the central rotating shaft are formed in the left mounting plate 2, the left end of the central rotating shaft penetrates through the fixed bearings 3 and extends to the outer side of the mounting plate 2, gears 19 are fixedly connected to the left ends of the, the pair of gears 19 are meshed and connected, the pair of gears 19 are matched and driven to realize synchronous rotation, the left side of the mounting plate 2 is provided with a motor body 5 for providing driving force, the lower end of the motor body 5 is fixedly connected with a damping plate 6 for damping, the lower end of the damping plate 6 is fixedly connected with the upper end of the working base plate 1, the output end of the motor body 5 is fixedly connected with a central rotating shaft at the upper side, a pair of PCB placing plates 8 for placing a plurality of PCBs to be cleaned are arranged between a pair of cleaning rollers 4 for improving the cleaning efficiency, each PCB placing plate 8 comprises a placing plate 802 and a pressing plate 801 hinged with the upper end of the placing plate 802, the pressing plate 801 is used for pressing the PCBs, one ends, close to each other, of the pair of placing plates 802 are respectively provided with a PCB placing groove, the left end and the right end of the placing plate 802 are respectively and fixedly connected with an adjusting slip ring 10, the, and adjust sliding connection between sliding ring 10 and the slide bar 12, utilize and adjust sliding ring 10 and slide on slide bar 12 and slide and adjust the distance that a pair of PCB board placed between the board 8, thereby satisfy the cleanness to the PCB board of unidimensional not, adjust sliding ring 10 upper end and cut threaded hole, threaded hole female connection has fixed pin 11, be used for locking to adjust sliding ring 10 and slide bar 12, slide bar 12 right-hand member fixedly connected with extension rod 13 on right side, play the effect of extension, extension rod 13 right-hand member fixedly connected with

operation pull rod

14, 14 lower extreme fixedly connected with T type sliders 15 of operation pull rod, work base plate 1 upper end is cut out and is chiseled there is T type spout with T type sliders 15 assorted.

An auxiliary cleaning block 7 is arranged between the fixed bearing 3 and the operation pull rod 14, the lower end of the auxiliary cleaning block 7 is fixedly connected with the upper end of the working substrate 1, a strip-shaped cleaning hole is formed in the auxiliary cleaning block 7, the upper end and the lower end in the strip-shaped cleaning hole are fixedly connected with an auxiliary cleaning wiper 18, the auxiliary cleaning wiper 18 is used for wiping stains remained on the surface of the PCB, the cleaning effect on the PCB is improved, a pair of spinning parts 9 are arranged at the ends, far away from each other, of a pair of PCB placing plates 8, each spinning part 9 comprises an epitaxial plate 901, a fixed rod 902, a pair of fixed sleeve rings 903 and spinning sheets 904, the epitaxial plate 901 is fixedly connected with the side walls of the placing plate 802, the fixed rod 902 is fixedly connected with the upper end of the epitaxial plate 901, the pair of fixed sleeve rings 903 are fixedly sleeved on the fixed rod 902, the spinning sheets 904 are clamped between the pair of fixed sleeve rings 903, the spinning, compress tightly clamp plate 801 and then compress tightly the PCB board of placing in a pair of board 802 through setting up spinning spare 9, make the PCB board clean effect of difficult removal influence in clean process, work substrate 1 upper end fixedly connected with fixed plate 16, and fixed plate 16 is located 14 right sides of operating rod, fixed plate 16 is close to 14 one end fixedly connected with guide bar 17 of operating rod, 14 upper ends of operating rod are opened and are dug have with guide bar 17 assorted slide opening, and sliding connection between guide bar 17 and the slide opening, improve the stability of operating rod 14 when removing through setting up guide bar 17, scribble lubricating oil in fixed bearing 3, scribble lubricating oil equally on the gear 19, fixed bearing 3 and gear 19 scribble the effective stable transmission of being convenient for behind the lubricating oil, motor body 5 surface scribbles heat conduction silica gel, be convenient for motor body 5 heat dissipation.

Referring to fig. 3, a technician can select a motor body 5 with a suitable type according to actual conditions, for example, Y90S-2, and rotate a pressing sheet 904 until the pressing sheet 801 is not pressed, open the pressing sheet 801 to place a plurality of PCBs to be cleaned in PCB placement grooves on a pair of placement plates 802, close the pressing sheet 801 to rotate the pressing sheet 904 back and press the pressing sheet 801 again, thereby fixing the plurality of PCBs, referring to fig. 1, after the power is turned on, the motor body 5 is started, the motor body 5 drives a central rotating shaft on the upper side to rotate, under the meshing action of a pair of gears 19, the central rotating shaft on the lower side also rotates along with the rotating sheet, so as to realize synchronous rotation of a pair of cleaning rollers 4, pull an operation pull rod 14 to indirectly drive a pair of PCB placement plates 8 to move to the right, when a PCB passes through a pair of cleaning rollers 4, the flexible bristles simultaneously clean both sides of the PCB, and when passing through an auxiliary cleaning block 7, the auxiliary cleaning wipers 18 at the upper and, technical personnel can also adjust the distance that a pair of PCB board placed between the board 8 according to the PCB board size, adjust utilize behind the suitable distance fixed pin 11 locking adjust the sliding ring 10 can, compare with prior art, can realize being convenient for clean the two sides of polylith PCB board simultaneously, improve clean efficiency and effect.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. A cleaning device for a PCB board comprises a working substrate (1), and is characterized in that: a pair of mounting panel (2) of work substrate (1) upper end fixedly connected with, it is a pair of mounting panel (2) be close to the equal fixedly connected with of one end a pair of fixing bearing (3), it is a pair of be equipped with between fixing bearing (3) a pair of horizontal distribution's cleaning roller (4) from top to bottom, fixedly connected with flexible brush hair on cleaning roller (4), cleaning roller (4) include roller and central pivot, and the roller is fixed cover connect in central pivot, rotate respectively between both ends and fixing bearing (3) about the central pivot and be connected, left mounting panel (2) are excavated have a pair ofly with central pivot assorted commentaries on classics hole, and central pivot left end runs through fixing bearing (3) and commentaries on classics hole and extend to the mounting panel (2) outside, and is a pair of the equal fixedly connected with gear (19) in central pivot left end, and mesh connection between a pair, the cleaning device is characterized in that a motor body (5) is arranged on the left side of the mounting plate (2), a damping plate (6) is fixedly connected to the lower end of the motor body (5), the lower end of the damping plate (6) is fixedly connected with the upper end of the working substrate (1), the output end of the motor body (5) is fixedly connected with the central rotating shaft of the upper side, a pair of PCB placing plates (8) are arranged between the pair of cleaning rollers (4), each PCB placing plate (8) comprises a placing plate (802) and a pressing plate (801) hinged to the upper end of the placing plate (802), one end, close to each other, of each placing plate (802) is provided with a PCB placing groove, the left end and the right end of each placing plate (802) are fixedly connected with adjusting sliding rings (10), the left side and the right side of each pressing plate (801) are provided with sliding rods (12), the adjusting sliding rings (10) are sleeved on the sliding rods (12), and the adjusting sliding, adjust sliding ring (10) upper end chisel threaded hole, threaded hole female connection has fixed pin (11), the right side slide bar (12) right-hand member fixedly connected with extension rod (13), extension rod (13) right-hand member fixedly connected with operating rod (14), operating rod (14) lower extreme fixedly connected with T type slider (15), work substrate (1) upper end chisel have with T type slider (15) assorted T type spout.

2. The cleaning device for PCB board of claim 1, wherein: be equipped with supplementary clean piece (7) between fixed bearing (3) and operating rod (14), and fixed connection between supplementary clean piece (7) lower extreme and work base plate (1) upper end, it has the clean hole of bar to cut on supplementary clean piece (7), the equal fixedly connected with in the clean downthehole upper and lower both ends of bar is supplementary clean to wipe (18).

3. The cleaning device for PCB board of claim 1, wherein: one end, far away from each other, of each PCB placing plate (8) is provided with a pair of spinning parts (9), each spinning part (9) comprises an epitaxial plate (901), a fixing rod (902), a pair of fixing sleeve rings (903) and a spinning piece (904), the epitaxial plates (901) are fixedly connected with the side walls of the placing plates (802), the fixing rods (902) are fixedly connected to the upper ends of the epitaxial plates (901), the fixing sleeve rings (903) are fixedly sleeved on the fixing rods (902), the spinning pieces (904) are clamped between the fixing sleeve rings (903), the spinning pieces (904) comprise rotating rings and elastic pressing pieces, and the rotating rings are rotatably connected with the fixing rods (902).

4. The cleaning device for PCB board of claim 1, wherein: work base plate (1) upper end fixedly connected with fixed plate (16), and fixed plate (16) are located operation pull rod (14) right side, fixed plate (16) are close to operation pull rod (14) one end fixedly connected with guide bar (17), the chisel has with guide bar (17) assorted slide opening operation pull rod (14) upper end, and sliding connection between guide bar (17) and the slide opening.

5. The cleaning device for PCB board of claim 1, wherein: the lubricating oil is coated in the fixed bearing (3), the lubricating oil is also coated on the gear (19), and the heat conduction silica gel is coated on the surface of the motor body (5).