CN215499790U - A high-efficient cleaning device for circuit board tin sediment - Google Patents
A high-efficient cleaning device for circuit board tin sediment Download PDFInfo
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- CN215499790U CN215499790U CN202121486248.5U CN202121486248U CN215499790U CN 215499790 U CN215499790 U CN 215499790U CN 202121486248 U CN202121486248 U CN 202121486248U CN 215499790 U CN215499790 U CN 215499790U
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Abstract
The utility model discloses a high-efficiency cleaning device for tin dross of a circuit board, which comprises a supporting table, wherein supporting legs are arranged at four corners of the bottom of the supporting table, an opening is arranged in the middle of the upper surface of the supporting platform, guide rails are arranged on two sides of the opening along the length direction of the supporting platform, the guide rail is connected with the U-shaped seat in a sliding way, and the U-shaped seat is connected with two fixing mechanisms which are symmetrically distributed and used for fixing the circuit board in a sliding way, the utility model has simple operation and high efficiency in cleaning the tin slag, and is convenient for clamping and fixing circuit boards with different sizes, greatly improves the flexibility of the device, and under the action of the driving mechanism, the U-shaped seat drives the circuit board to reciprocate above the opening, therefore, the bottom of the circuit board can be cleaned rapidly for many times, the tin slag can be cleaned rapidly, and the effect is better.
Description
Technical Field
The utility model relates to the technical field of circuit board production equipment, in particular to an efficient cleaning device for circuit board tin dross.
Background
After the circuit board is soldered, a large amount of dross remains on the circuit board, which is a metal oxide formed by air encountered on the surface of the molten solder and must generally be removed before it can pose a threat. For lead-free solders, oxidized residues are more likely to be generated than for conventional tin-lead solders.
At present to the clearance of tin dross on the circuit board, mostly the manual work is cleared up every solder joint one by one through inhaling the tin ware, and working strength is big, and inefficiency, and long-time work leads to workman's eye fatigue easily to forget the clearance easily to a certain solder joint, thereby have the quality hidden danger.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an efficient cleaning device for circuit board tin dross, which solves the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme:
an efficient cleaning device for tin dross of a circuit board comprises a supporting table, wherein supporting legs are arranged at four corners of the bottom of the supporting table, an opening is arranged in the middle of the upper surface of the supporting platform, guide rails are arranged on two sides of the opening along the length direction of the supporting platform, the guide rail is connected with a U-shaped seat in a sliding way, the U-shaped seat is connected with two fixing mechanisms which are symmetrically distributed and used for fixing the circuit board in a sliding way, a driving mechanism for driving the U-shaped seat to reciprocate along the length direction of the guide rail is arranged on one side of the opening on the upper surface of the supporting platform, a cover body is arranged at the bottom of the supporting platform and positioned outside the opening, the inner cavity of the cover body is communicated with the opening, and one side of the cover body is provided with a slag collecting drawer, and the middle part in the opening is provided with a cleaning mechanism for cleaning tin slag on the surface of the circuit board.
As a further scheme of the utility model: the fixing mechanism comprises a movable plate which is connected with the inner wall of the U-shaped seat in a sliding mode, the bottom of the movable plate is provided with supporting plates which are vertically distributed, a fixing block is arranged at the middle of one side of the movable plate, the middle of the surface of the fixing block is connected with a pull rod in a sliding mode, a pressing plate is arranged at the bottom of the pull rod, a pulling block is arranged at the top of the pull rod, a reset spring is arranged between the two sides of the upper surface of the pressing plate and the bottom of the fixing block, during use, the distance between the two movable plates is adjusted according to the size of a circuit board, the bottoms of the two sides of the circuit board can be in contact with the upper surfaces of the two supporting plates, then the pulling block is pulled, the pull rod drives the pressing plate to move upwards, then the circuit board is placed on the supporting plates, then the pulling block is loosened, and the pressing plate moves downwards under the elastic action of the reset spring, so that the circuit board is pressed and fixed.
As a still further scheme of the utility model: the both ends of fly leaf all are provided with the slider, the inner wall of two relative distributions of U type seat all is provided with the spout, slider and spout sliding connection, and one of them the surface middle part of slider is provided with the double-screw bolt, and the spout inner wall that corresponds one side with the double-screw bolt is provided with the slotted hole that runs through U type seat lateral wall, the tip of double-screw bolt extends to the slotted hole outside and threaded connection has the nut, through the cooperation between slider and the spout, is convenient for slide the fly leaf to under the effect of double-screw bolt, slotted hole and nut, be convenient for fix the fly leaf.
As a still further scheme of the utility model: actuating mechanism includes first motor, first motor is fixed in brace table one side through the fixed plate, just first motor axial region is connected with the lead screw, the lead screw passes through bearing frame and brace table upper surface connection, threaded connection has the push rod that is L shape distribution on the lead screw, the tip of push rod and the back middle part fixed connection of U type seat make the lead screw rotate through starting first motor to make the push rod promote or stimulate U type seat and remove, thereby make the circuit board of fixing on U type seat pass through open-ended top, thereby clear up the tin dross of circuit board bottom under the effect of cleaning mechanism fast.
As a still further scheme of the utility model: the bottom both sides of U type seat all are provided with the slide with guide rail sliding connection, just the inner wall border of U type seat is close to bottom department and is provided with the fender that encloses that is the rectangle structure, just there is the interval bottom and a supporting bench upper surface that enclose the fender, the size that encloses the fender is less than the open-ended size, and through the setting of guide rail, the removal of the U type seat of being convenient for through the setting that encloses the fender, is convenient for block the tin sediment that cleans and drop, can effectively prevent tin sediment splash-out opening for the tin sediment can only be followed the opening whereabouts.
As a still further scheme of the utility model: the cleaning mechanism comprises four turntables, the four turntables are distributed side by side, the bottom of each turntable is provided with a rotating shaft, the four rotating shafts are connected through a belt transmission mechanism, a fixed seat is arranged in the middle of the inner wall of the opening, the rotating shafts are rotatably connected with the upper surface of the fixed seat through bearings, the upper surface of the fixed seat is provided with a second motor, the shaft part of the second motor is connected with one of the rotating shafts, bristles which are uniformly distributed are arranged on the upper surface of each turntable, the bristles extend to the upper part of the opening, when a circuit board is placed on the supporting plate, the bottom of the circuit board is contacted with the top ends of the bristles, the four turntables can be simultaneously rotated by starting the second motor, so that the bristles on the four turntables clean tin slag at the bottom of the circuit board, and the tin slag can be favorably dropped under the flapping action of the bristles, meanwhile, the path formed by the four rotating discs is matched with the width of the opening, and the circuit board moves in the cleaning process, so that the brush bristles can comprehensively clean the bottom of the circuit board, and the cleaning effect is greatly improved.
Compared with the prior art, the utility model has the beneficial effects that:
1. the device is simple to operate, efficient in clearing tin dross, and convenient for clamping and fixing circuit boards with different sizes, greatly improves the flexibility of the device, and enables the U-shaped seat to drive the circuit board to reciprocate above the opening under the action of the driving mechanism, so that the bottom of the circuit board can be conveniently and rapidly cleaned for many times, the tin dross can be quickly cleared, and the effect is better.
2. Through the setting that encloses the fender, be convenient for block cleaning the tin dross that drops, can effectively prevent tin dross splash opening for the tin dross can only be followed the opening whereabouts and concentrated the dropping and concentrate the collection in collecting the sediment drawer, thereby the clearance in the workman later stage of being convenient for has avoided the phenomenon emergence of collecting to the tin dross that splashes outside in the workman later stage, has reduced workman's intensity of labour.
3. When placing the circuit board on the layer board, the bottom of circuit board and the top contact of brush hair, through starting the second motor, can make four carousel rotate simultaneously, thereby make the brush hair on four carousels clean the tin dross of circuit board bottom, under the flapping effect of brush hair, be favorable to dropping of tin dross, and simultaneously, because the route that four carousels constitute and open-ended width phase-match, and because the circuit board is the removal at the in-process that cleans, consequently make the brush hair can carry out comprehensive cleaning to the circuit board bottom, thereby cleaning effect has been improved greatly.
Drawings
Fig. 1 is a schematic structural diagram of an efficient cleaning device for circuit board tin dross.
Fig. 2 is a right side view of an efficient cleaning device for circuit board solder dross.
FIG. 3 is a schematic structural diagram of a supporting table in the efficient cleaning device for the solder dross of the circuit board.
FIG. 4 is a schematic structural diagram of a driving mechanism in the efficient cleaning device for the solder dross of the circuit board.
FIG. 5 is a schematic structural diagram of a fixing mechanism in the efficient cleaning device for the solder dross of the circuit board.
FIG. 6 is a schematic structural diagram of a sweeping mechanism in the efficient cleaning device for the tin dross of the circuit board.
In the figure: 1. a support table; 2. supporting legs; 3. an opening; 4. a cover body; 5. a slag collection drawer; 6. a guide rail; 7. a U-shaped seat; 8. a screw rod; 9. a first motor; 10. a push rod; 11. a cleaning mechanism; 12. a fixing mechanism; 13. a chute; 14. a slide base; 15. a long round hole; 16. fencing; 17. a movable plate; 18. a slider; 19. a support plate; 20. pressing a plate; 21. a pull rod; 22. a return spring; 23. a stud; 24. a fixed seat; 25. a second motor; 26. a turntable; 27. and (3) brush hairs.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, in the embodiment of the present invention, an efficient cleaning device for tin dross on a circuit board includes a supporting table 1, supporting legs 2 are disposed at four corners of the bottom of the supporting table 1, an opening 3 is disposed at a middle portion of an upper surface of the supporting table 1, guide rails 6 are disposed at two sides of the opening 3 along a length direction of the supporting table 1, a U-shaped seat 7 is slidably connected to the guide rails 6, two fixing mechanisms 12 symmetrically distributed for fixing the circuit board are slidably connected to the U-shaped seat 7, a driving mechanism for driving the U-shaped seat 7 to reciprocate along the length direction of the guide rails 6 is disposed at one side of the opening 3 of the upper surface of the supporting table 1, a cover body 4 is disposed at the outer side of the opening 3 of the bottom of the supporting table 1, an inner cavity of the cover body 4 is communicated with the opening 3, and a dross collecting drawer 5 is disposed at one side of the cover body 4, and a cleaning mechanism 11 for cleaning tin dross on the surface of the circuit board is arranged in the middle part in the opening 3.
The fixing mechanism 12 comprises a movable plate 17 connected with the inner wall of the U-shaped seat 7 in a sliding mode, a supporting plate 19 vertically distributed with the movable plate 17 is arranged at the bottom of the movable plate 17, a fixed block is arranged in the middle of one side of the movable plate 17, a pull rod 21 is connected to the middle of the surface of the fixed block in a sliding mode, a pressing plate 20 is arranged at the bottom of the pull rod 21, a pull block is arranged at the top end of the pressing plate 20, and a reset spring 22 is arranged between the two sides of the upper surface of the pressing plate 20 and the bottom of the fixed block.
During the use, according to the size of circuit board size, adjust the distance between two fly leaves 17 for the both sides bottom homoenergetic of circuit board and two layer board 19's upper surface contact, then the pulling draws the piece, makes pull rod 21 drive clamp plate 20 to shift up, then places the circuit board on layer board 19, then loosens and draws the piece, under reset spring 22's elastic action, makes clamp plate 20 move down, thereby compresses tightly fixedly to the circuit board.
The two ends of the movable plate 17 are provided with sliding blocks 18, the two inner walls of the U-shaped seat 7, which are distributed oppositely, are provided with sliding grooves 13, the sliding blocks 18 are connected with the sliding grooves 13 in a sliding mode, the middle of the surface of one of the sliding blocks 18 is provided with a stud 23, the inner wall of the sliding groove 13, which corresponds to one side of the stud 23, is provided with a long circular hole 15 penetrating through the side wall of the U-shaped seat 7, and the end portion of the stud 23 extends to the outer side of the long circular hole 15 and is connected with a nut in a threaded mode.
Through the cooperation between the sliding block 18 and the sliding groove 13, the movable plate 17 is convenient to slide, and the movable plate 17 is convenient to fix under the action of the stud 23, the long round hole 15 and the nut.
Actuating mechanism includes first motor 9, first motor 9 is fixed in brace table 1 one side through the fixed plate, just first motor 9 axial region is connected with lead screw 8, lead screw 8 passes through bearing frame and the 1 upper surface connection of brace table, threaded connection has the push rod 10 that is L shape distribution on the lead screw 8, the tip of push rod 10 and the back middle part fixed connection of U type seat 7.
Through starting first motor 9 for lead screw 8 rotates, thereby makes push rod 10 promote or stimulate U type seat 7 and remove, thereby makes the circuit board of fixing on U type seat 7 pass through opening 3's top, thereby cleans the tin dross of circuit board bottom under the effect of mechanism 11 and clear up fast.
The bottom both sides of U type seat 7 all are provided with slide 14 with guide rail 6 sliding connection, just the inner wall border of U type seat 7 is provided with the fender 16 that encloses that is the rectangle structure near bottom department, just there is the interval bottom and the brace table 1 upper surface that encloses fender 16, the size that encloses fender 16 is less than the size of opening 3.
Through the setting of guide rail 6, the removal of the U type seat 7 of being convenient for, through enclosing the setting that keeps off 16, be convenient for block cleaning the tin dross that drops, can effectively prevent tin dross splash opening 3 for the tin dross can only follow opening 3 whereabouts.
When placing the circuit board on layer board 19, the bottom of circuit board and the top contact of brush hair 27, through starting second motor 25, can make four carousel 26 rotate simultaneously, thereby make brush hair 27 on four carousel 26 clean the tin dross of circuit board bottom, under the flapping action of brush hair, be favorable to dropping of tin dross, and simultaneously, because the route that four carousel 26 constitute and opening 3's width phase-match, and because the circuit board is the removal at the in-process that cleans, consequently make brush hair 27 can carry out comprehensive cleaning to the circuit board bottom, thereby cleaning effect has been improved greatly.
The working principle of the utility model is as follows:
when the device is used, the distance between the two movable plates 17 is adjusted according to the size of the circuit board, so that the bottoms of the two sides of the circuit board can be in contact with the upper surfaces of the two supporting plates 19, then the pulling block is pulled, the pulling rod 21 drives the pressing plate 20 to move upwards, then the circuit board is placed on the supporting plates 19, then the pulling block is loosened, the pressing plate 20 moves downwards under the elastic action of the return spring 22, so that the circuit board is pressed and fixed, then the first motor 9 is started, the lead screw 8 rotates, the push rod 10 pushes or pulls the U-shaped seat 7 to move, so that the circuit board fixed on the U-shaped seat 7 reciprocates through the upper part of the opening 3, the bottom of the circuit board is in contact with the top ends of the bristles 27, the four rotary plates 26 can simultaneously rotate by starting the second motor 25, and the bristles 27 on the four rotary plates 26 clean tin dross at the bottom of the circuit board, under the flapping effect of brush hair, be favorable to dropping of tin dross, simultaneously, because the route that four carousel 26 constitute and opening 3's width phase-match, and because the circuit board is at the in-process that cleans and is moving, consequently make brush hair 27 can carry out comprehensive cleaning to the circuit board bottom, thereby improved greatly and cleaned the effect, the tin dross that drops after cleaning is under the effect that encloses fender 16, all concentrate through opening 3 and cover body 4 and drop in collection sediment drawer 5 and concentrate the collection, thereby the clearance in the workman later stage of being convenient for.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a high-efficient cleaning device for circuit board tin dross, includes brace table (1), its characterized in that, the bottom four corners department of brace table (1) all is provided with supporting leg (2), the upper surface middle part of brace table (1) is provided with opening (3), the length direction along brace table (1) is provided with guide rail (6) in the both sides of opening (3), sliding connection has U type seat (7) on guide rail (6), sliding connection has two symmetric distribution to be used for fixing fixed establishment (12) to the circuit board in U type seat (7), one side that the upper surface of brace table (1) is located opening (3) is provided with the actuating mechanism who is used for driving U type seat (7) along guide rail (6) length direction reciprocating motion, the outside that the bottom of brace table (1) is located opening (3) is provided with cover body (4), the inner cavity of the cover body (4) is communicated with the opening (3), a slag collecting drawer (5) is arranged on one side of the cover body (4), and a cleaning mechanism (11) used for cleaning tin slag on the surface of the circuit board is arranged in the middle of the inside of the opening (3).
2. The efficient cleaning device for the tin dross of the circuit board as recited in claim 1, wherein the fixing mechanism (12) comprises a movable plate (17) slidably connected with the inner wall of the U-shaped seat (7), the bottom of the movable plate (17) is provided with supporting plates (19) vertically distributed with the movable plate, a fixed block is arranged in the middle of one side of the movable plate (17), the middle of the surface of the fixed block is slidably connected with a pull rod (21), the bottom of the pull rod (21) is provided with a pressing plate (20), the top end of the pull rod is provided with a pulling block, and a return spring (22) is arranged between the two sides of the upper surface of the pressing plate (20) and the bottom of the fixed block.
3. The efficient cleaning device for the tin dross of the circuit board as recited in claim 2, wherein sliding blocks (18) are arranged at two ends of the movable plate (17), sliding grooves (13) are formed in two oppositely distributed inner walls of the U-shaped seat (7), the sliding blocks (18) are connected with the sliding grooves (13) in a sliding mode, a stud (23) is arranged in the middle of the surface of one of the sliding blocks (18), an oblong hole (15) penetrating through the side wall of the U-shaped seat (7) is formed in the inner wall of the sliding groove (13) on the side corresponding to the stud (23), and the end portion of the stud (23) extends to the outer side of the oblong hole (15) and is connected with a nut in a threaded mode.
4. The efficient cleaning device for the tin dross of the circuit board as recited in claim 1, wherein the driving mechanism comprises a first motor (9), the first motor (9) is fixed on one side of the supporting platform (1) through a fixing plate, a shaft of the first motor (9) is connected with a screw rod (8), the screw rod (8) is connected with the upper surface of the supporting platform (1) through a bearing seat, push rods (10) distributed in an L shape are connected to the screw rod (8) in a threaded manner, and the end of each push rod (10) is fixedly connected with the middle part of the back of the U-shaped seat (7).
5. The efficient cleaning device for the tin dross of the circuit board as recited in claim 1, wherein sliding seats (14) slidably connected with the guide rails (6) are arranged on both sides of the bottom of the U-shaped seat (7), a fence (16) with a rectangular structure is arranged on the inner wall edge of the U-shaped seat (7) close to the bottom, a distance exists between the bottom of the fence (16) and the upper surface of the supporting platform (1), and the size of the fence (16) is smaller than that of the opening (3).
6. The efficient cleaning device for the tin dross of the circuit board as claimed in claim 1, wherein the sweeping mechanism (11) comprises four rotating discs (26), the four rotating discs (26) are arranged side by side, rotating shafts are arranged at the bottoms of the rotating discs (26) and are connected through a belt transmission mechanism, a fixing seat (24) is arranged in the middle of the inner wall of the opening (3), the rotating shafts are rotatably connected with the upper surface of the fixing seat (24) through bearings, a second motor (25) is arranged on the upper surface of the fixing seat (24), the shaft of the second motor (25) is connected with one of the rotating shafts, bristles (27) which are uniformly distributed are arranged on the upper surface of the rotating discs (26), and the bristles (27) extend to the upper side of the opening (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121486248.5U CN215499790U (en) | 2021-07-01 | 2021-07-01 | A high-efficient cleaning device for circuit board tin sediment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121486248.5U CN215499790U (en) | 2021-07-01 | 2021-07-01 | A high-efficient cleaning device for circuit board tin sediment |
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| Publication Number | Publication Date |
|---|---|
| CN215499790U true CN215499790U (en) | 2022-01-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121486248.5U Active CN215499790U (en) | 2021-07-01 | 2021-07-01 | A high-efficient cleaning device for circuit board tin sediment |
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| Country | Link |
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| CN (1) | CN215499790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117002139A (en) * | 2023-07-27 | 2023-11-07 | 深圳市恒昇光电科技有限公司 | Silk screen printing cleaning head and silk screen printing cleaner of Mini LED |
-
2021
- 2021-07-01 CN CN202121486248.5U patent/CN215499790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117002139A (en) * | 2023-07-27 | 2023-11-07 | 深圳市恒昇光电科技有限公司 | Silk screen printing cleaning head and silk screen printing cleaner of Mini LED |
| CN117002139B (en) * | 2023-07-27 | 2024-03-08 | 深圳市恒昇光电科技有限公司 | Silk screen printing cleaning head and silk screen printing cleaner of Mini LED |
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