CN216500933U - A steel mesh clearance ware for SMT - Google Patents
A steel mesh clearance ware for SMT Download PDFInfo
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- CN216500933U CN216500933U CN202123412663.9U CN202123412663U CN216500933U CN 216500933 U CN216500933 U CN 216500933U CN 202123412663 U CN202123412663 U CN 202123412663U CN 216500933 U CN216500933 U CN 216500933U
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- steel mesh
- smt
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- mounting
- lead screw
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Abstract
The utility model discloses a steel mesh cleaner for SMT, which comprises a mounting plate, wherein a motor and an air pump are respectively mounted at two ends of the mounting plate, a mounting shell is fixed on the surface of the mounting plate between the motor and the air pump, a lead screw is mounted inside the mounting shell, one end of the lead screw is connected with the output end of the motor, a linkage plate is connected to a rod body of the lead screw through a matched sliding block, and the other end of the linkage plate extends to the outside of the mounting shell and is symmetrically inserted with sliding rods; the steel mesh clearance ware that this scheme provided is under mutually supporting of each part, through the mode that sets up the air guide hole above the scraper blade for the scraper blade is when clearing up the steel mesh, and the accessible aspiration pump is collected unnecessary tin powder, thereby has solved the defect that traditional steel mesh clearance ware can't be collected unnecessary tin powder of striking off, has reduced the waste of tin powder promptly, is favorable to the use of SMT paster.
Description
Technical Field
The utility model relates to the technical field of circuit board production, in particular to a steel mesh cleaner for SMT.
Background
The printed circuit board, also called PCB, is the provider of electrical connection of electronic components, and the main advantages of using the circuit board are that the errors of wiring and assembling are greatly reduced, the automation level and the production labor rate are improved, and after the circuit board is produced, the surface of the circuit board needs to be pasted with various electronic components, that is, the surface of the circuit board is welded with various electronic components, and the process is called SMT.
SMT paster in-process needs earlier carry out the transplantation of tin cream to the circuit board, promptly the steel mesh laminating on the surface of circuit board, the sieve mesh of its steel mesh corresponds the position that needs the welding on the circuit board, spills the tin powder on the sieve mesh of steel mesh, and then is filled by the tin powder in the sieve mesh of steel mesh, and external equipment uses modes such as laser to melt the tin powder this moment and makes it be the paste, and further alright take off the steel mesh, carries out the paster to the circuit board and handles.
When the steel mesh is used, when tin powder is filled into the mesh, the tin powder is scattered outside the mesh, so that the influence of the redundant tin powder on the tin planting process of the circuit board is avoided, the redundant tin powder needs to be cleaned, the existing steel mesh cleaner is only a simple scraper, the redundant tin powder on the steel mesh is scraped by moving the scraper, and therefore the effect of collecting the tin powder is not achieved, and the tin powder scraped on the steel mesh is wasted; therefore, in order to solve the above technical problems, we propose a steel mesh cleaner for SMT.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a steel mesh cleaner for SMT.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a steel mesh cleaner for SMT comprises a mounting plate, wherein a motor and an air pump are respectively mounted at two ends of the mounting plate, a mounting shell is fixed on the surface of the mounting plate between the motor and the air pump, a lead screw is mounted inside the mounting shell, one end of the lead screw is connected with the output end of the motor, and a linkage plate is connected to a rod body of the lead screw through a matched sliding block;
the other end of linkage board extends to the outside of installation shell and the symmetry is inserted and is equipped with the slide bar, the lower extreme of slide bar is connected with the mount pad, and the lower extreme of mount pad is fixed with the scraper blade, the lower surface of mount pad corresponds the scraper blade symmetry and is equipped with the air guide hole, the inside of mount pad corresponds the air guide hole and is equipped with the air chamber, the upper end of air chamber is connected with the air duct, the other end of air duct is connected with the end of bleeding of aspiration pump, the end of giving vent to anger of aspiration pump is connected with the cartridge filter.
Preferably, a clamping frame is fixed on the lower surface of the mounting plate corresponding to the filter cartridge, and one side of the clamping frame is clamped on the outer ring surface of the filter cartridge.
Preferably, a first limiting frame is fixed on one side of the linkage plate, a second limiting frame is fixed on one end of the mounting shell, and the first limiting frame and the second limiting frame are sleeved on the outer ring surface of the air guide tube.
Preferably, a rubber pad is fixed on the lower surface of the scraper.
Preferably, the side surfaces of the mounting shell are symmetrically fixed with limiting plates corresponding to the linkage plate, and the limiting plates are positioned on the surfaces of the upper side and the lower side of the linkage plate.
Preferably, a top spring is sleeved on the rod body of the sliding rod between the linkage plate and the mounting seat.
Preferably, the upper ends of the sliding rods are jointly fixed with a limiting block.
The steel mesh cleaner for the SMT provided by the utility model has the beneficial effects that: this scheme is in the use, install the steel mesh clearance ware in external SMT paster built-in through the mounting panel, the scraper blade laminating of its lower extreme is at the upper surface of steel mesh, and then the scraper blade is removing the unnecessary tin powder of in-process steel mesh upper surface and is scraping the clearance, when the scraper blade removes the tip of steel mesh, unnecessary tin powder is struck off and is collected one side by the scraper blade, further start the aspiration pump, the aspiration pump passes through the stand pipe, air chamber and each air guide hole produce suction, thereby the unnecessary tin powder of collection is sucked in the aspiration pump under this suction effect, discharge until the exhaust end from the aspiration pump, further collect through the cartridge filter.
Consequently, the steel mesh clearance ware that this scheme provided is under mutually supporting of each part, through the mode that sets up the air guide hole above the scraper blade for the scraper blade is when clearing up the steel mesh, and the accessible aspiration pump is collected unnecessary tin powder, thereby has solved the defect that traditional steel mesh clearance ware can't be collected unnecessary tin powder of striking off, has reduced the waste of tin powder promptly, is favorable to the use of SMT paster.
Drawings
FIG. 1 is an isometric view of a steel mesh cleaner for SMT according to the present invention;
FIG. 2 is a schematic view of an air chamber of a steel mesh cleaner for SMT according to the present invention;
FIG. 3 is a schematic view of an airway of a steel mesh cleaner for SMT according to the present invention;
fig. 4 is a schematic structural view of a steel mesh cleaner for SMT according to the present invention.
In the figure: 1. mounting a plate; 2. a motor; 3. an air pump; 4. mounting a shell; 5. a screw rod; 6. a slider; 7. a linkage plate; 8. a slide bar; 9. a mounting seat; 10. a squeegee; 11. an air duct; 12. a filter cartridge; 13. a clamping frame; 14. a first limit bracket; 15. a second limiting frame; 16. a rubber pad; 17. a limiting plate; 18. a spring is supported; 19. and a limiting block.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-4, a steel mesh cleaner for SMT comprises a mounting plate 1, a motor 2 and an air pump 3 are respectively mounted at two ends of the mounting plate 1, a mounting shell 4 is fixed on the surface of the mounting plate 1 between the motor 2 and the air pump 3, a lead screw 5 is mounted inside the mounting shell 4, one end of the lead screw 5 is connected with the output end of the motor 2, and a linkage plate 7 is connected to the rod body of the lead screw 5 through a matched slide block 6.
The other end of linkage board 7 extends to the outside of installing shell 4 and the symmetry is inserted and is equipped with slide bar 8, the lower extreme of slide bar 8 is connected with mount pad 9, the lower extreme of mount pad 9 is fixed with scraper blade 10, the lower fixed surface of scraper blade 10 has rubber pad 16, the lower surface of mount pad 9 corresponds scraper blade 10 symmetry and is equipped with the air guide hole, the inside of mount pad 9 corresponds the air guide hole and is equipped with the air chamber, the upper end of air chamber is connected with air duct 11, the other end of air duct 11 is connected with the end of bleeding of aspiration pump 3, the end of giving vent to anger of aspiration pump 3 is connected with cartridge filter 12, the setting of rubber pad 16, make scraper blade 10 pass through rubber pad 16 and remove on the steel mesh, the phenomenon of scraping is caused to the steel mesh by scraper blade 10.
The lower surface of mounting panel 1 corresponds cartridge filter 12 and is fixed with clamping frame 13, one side centre gripping of clamping frame 13 is at the outer anchor ring of cartridge filter 12, one side of linkage board 7 is fixed with first spacing 14, the one end of mounting shell 4 is fixed with spacing 15 of second, first spacing 14 and the equal cover of spacing 15 of second establish the outer anchor ring at air duct 11, the setting of first spacing 14 and spacing 15 of second can be spacing to air duct 11, the phenomenon that air duct 11 droops down to the steel mesh upper surface when using has been avoided.
The side of installation shell 4 corresponds linkage plate 7 symmetry and is fixed with limiting plate 17, limiting plate 17 is located the upper and lower both sides surface of linkage plate 7, the cover is equipped with top spring 18 on the body of rod that slide bar 8 is located between linkage plate 7 and the mount pad 9, the upper end of slide bar 8 is fixed with limiting block 19 jointly, limiting plate 17's setting, can carry on spacingly to linkage plate 7, linkage plate 7 has been avoided taking place pivoted phenomenon when removing, and the setting of top spring 18, make mount pad 9 when receiving the laminating of gravity influence on the steel mesh upper surface, still receive the squeezing action of top spring 18, even make scraper blade 10 and steel mesh upper surface more laminate, and limiting block 19's setting, then spacing effect has been played to slide bar 8, the phenomenon that slide bar 8 and linkage plate 7 break away from has been avoided, and the stability of slide bar 8 has been promoted.
The use principle and the advantages are as follows: in the using process of the utility model, the steel mesh cleaner is arranged in an external SMT (surface mount technology) chip mounter through the mounting plate 1, the scraper 10 at the lower end of the steel mesh cleaner is attached to the upper surface of the steel mesh, and further, when the steel mesh is used and redundant tin powder exists outside a mesh, the motor 2 drives the linkage plate 7 to move through the lead screw 5, namely, the lead screw 5 drives the scraper 10 to move through the linkage plate 7, the sliding rod 8 and the mounting seat 9, and further, the scraper 10 scrapes and cleans the redundant tin powder on the upper surface of the steel mesh in the moving process.
And then when the scraper blade 10 moved the tip of steel mesh, unnecessary tin powder was scraped by scraper blade 10 and was collected one side, further start air pump 3, air pump 3 produced suction through air duct 11, air chamber and each air guide hole to the unnecessary tin powder of collecting is inhaled the air pump 3 in under this suction effect, until discharging from the exhaust end of air pump 3, and further collects through cartridge filter 12, has just accomplished the effect of collecting the unnecessary tin powder of clearing up from this.
Consequently, the steel mesh clearance ware that this scheme provided is under mutually supporting of each part, through the mode that sets up the air guide hole above scraper blade 10 for scraper blade 10 is when the clearance steel mesh, and accessible aspiration pump 3 is collected unnecessary tin powder, thereby has solved the defect that traditional steel mesh clearance ware can't be collected unnecessary tin powder of striking off, has reduced the waste of tin powder promptly, is favorable to the use of SMT paster.
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 (7)
1. A steel mesh cleaner for SMT comprises a mounting plate (1) and is characterized in that a motor (2) and an air pump (3) are respectively mounted at two ends of the mounting plate (1), a mounting shell (4) is fixed on the surface of the mounting plate (1) between the motor (2) and the air pump (3), a lead screw (5) is mounted inside the mounting shell (4), one end of the lead screw (5) is connected with the output end of the motor (2), and a linkage plate (7) is connected to a rod body of the lead screw (5) through a matched sliding block (6); the other end of linkage board (7) extends to the outside of installation shell (4) and the symmetry is inserted and is equipped with slide bar (8), the lower extreme of slide bar (8) is connected with mount pad (9), and the lower extreme of mount pad (9) is fixed with scraper blade (10), the lower surface of mount pad (9) corresponds scraper blade (10) symmetry and is equipped with the air guide hole, the inside of mount pad (9) corresponds the air guide hole and is equipped with the air chamber, the upper end of air chamber is connected with air duct (11), the other end of air duct (11) is connected with the end of bleeding of aspiration pump (3), the end of giving vent to anger of aspiration pump (3) is connected with cartridge filter (12).
2. A steel mesh cleaner for SMT according to claim 1, wherein a clamping frame (13) is fixed to the lower surface of the mounting plate (1) corresponding to the filter cartridge (12), and one side of the clamping frame (13) is clamped to the outer annular surface of the filter cartridge (12).
3. A steel mesh cleaner for SMT according to claim 1, wherein a first limiting frame (14) is fixed to one side of the linkage plate (7), a second limiting frame (15) is fixed to one end of the mounting shell (4), and the first limiting frame (14) and the second limiting frame (15) are both sleeved on the outer annular surface of the air guide tube (11).
4. A steel mesh cleaner for SMT according to claim 1, wherein a rubber pad (16) is fixed to a lower surface of the scraper (10).
5. A steel mesh cleaner for SMT according to claim 1, wherein the side of the mounting shell (4) is symmetrically fixed with limiting plates (17) corresponding to the linkage plate (7), and the limiting plates (17) are located on the upper and lower side surfaces of the linkage plate (7).
6. A steel mesh cleaner for SMT according to claim 1, wherein the rod body of the slide rod (8) between the linkage plate (7) and the mounting seat (9) is sleeved with a top spring (18).
7. A steel mesh cleaner for SMT, according to claim 1, wherein the upper ends of the sliding bars (8) are fixed with a stopper (19) in common.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123412663.9U CN216500933U (en) | 2021-12-30 | 2021-12-30 | A steel mesh clearance ware for SMT |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123412663.9U CN216500933U (en) | 2021-12-30 | 2021-12-30 | A steel mesh clearance ware for SMT |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216500933U true CN216500933U (en) | 2022-05-13 |
Family
ID=81514496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123412663.9U Active CN216500933U (en) | 2021-12-30 | 2021-12-30 | A steel mesh clearance ware for SMT |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216500933U (en) |
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2021
- 2021-12-30 CN CN202123412663.9U patent/CN216500933U/en active Active
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