CN215587218U

CN215587218U - Dustproof dry-proof device for solder paste scraper knife

Info

Publication number: CN215587218U
Application number: CN202121094862.7U
Authority: CN
Inventors: 张晓红
Original assignee: Hubei Jiahe Electronic Co ltd
Current assignee: Hubei Jiahe Electronic Co ltd
Priority date: 2021-05-20
Filing date: 2021-05-20
Publication date: 2022-01-21
Anticipated expiration: 2031-05-20

Abstract

The utility model discloses a dustproof and dry-proof device for a solder paste scraper knife, which comprises a cleaning box, a dust removing box and connecting frames, wherein the two groups of connecting frames are arranged, an installation plate is welded between the two groups of connecting frames, a fixing bolt is connected to the surface of the installation plate through a thread, and an installation seat is welded to the surface of the connecting frame. Through pegging graft the spiller to the clearance incasement portion, protect the spiller through the alcohol that the clearance incasement portion was deposited, can be through the isolated dust of alcohol to the pollution of spiller, can scrape down the tin cream of spiller surface adhesion through the clearance groove when the spiller passes through the dust removal case moreover, make the tin cream fall at the dust removal incasement portion to prevent that the tin cream from doing the knot on the spiller surface.

Description

Dustproof dry-proof device for solder paste scraper knife

Technical Field

The utility model relates to the technical field of solder paste production, in particular to a dustproof and dry-proof device for a solder paste scraper knife.

Background

The soldering paste is a novel welding material produced along with SMT, is a paste mixture formed by mixing soldering tin powder, soldering flux and other surfactants, thixotropic agents and the like, and is mainly used for welding electronic components such as PCB surface resistance, capacitance, IC and the like in the SMT industry;

the tin cream is in the production and processing in-process, because its viscosity is great, can glue on the mixer inner wall, just need use the spiller this moment and scrape the tin cream of adhesion at the mixer inner wall, but dust and tin cream are attached to the surface easily after using to current spiller, if untimely clearance tin cream can dry and knot on the spiller surface, cause the pollution of tin cream.

SUMMERY OF THE UTILITY MODEL

Aiming at the technical problems in the prior art, the utility model provides a dustproof and anti-drying device for a solder paste scraper knife.

The technical scheme for solving the technical problems is as follows:

a dustproof and dry-proof device for a solder paste scraper comprises a cleaning box, a dust removing box and connecting frames, wherein the connecting frames are provided with two groups, a mounting plate is welded between the two groups of connecting frames, a fixing bolt is connected to the surface of the mounting plate through a thread, and a mounting seat is welded to the surface of each connecting frame;

the side wall of the cleaning box is detachably provided with an installation block, the surface of the cleaning box is provided with a connecting groove, the surface of the cleaning box is fixedly provided with a dust removal box through a screw, the top of the dust removal box is fixedly provided with a box cover through a screw, the surface of the dust removal box is provided with a cleaning groove, the cleaning groove is communicated with an inner cavity of the dust removal box, and the dust removal box is communicated with the inner cavity of the cleaning box through the connecting groove;

the utility model discloses a mounting structure, including mount pad, installation mechanism, first recess and second recess, the installation mechanism includes first recess, cavity and second recess, first recess and second recess have been seted up on the surface of mount pad, the inside of mount pad is provided with the cavity, communicate each other between cavity, first recess and the second recess, the height of first recess is the same with the height of installation piece, the width of second recess is the same with the width of installation piece, the inside of mount pad is provided with elastic mechanism.

Furthermore, the side wall of the mounting block is welded with a baffle, and the distance from the baffle to the side wall of the mounting block is the same as the length of the cavity.

Further, the lateral wall integrated into one piece of installation piece has the connection foot, the surface of connecting the foot is seted up threaded hole, the installation piece is through connecting foot, threaded hole and screw fixed connection in the lateral wall of clearance case.

Further, the elastic mechanism comprises a first inserted bar, a sliding plate, a folded edge, a second inserted bar and a spring, the folded edge is formed on the side wall of the second groove in an integrated mode, the sliding plate is clamped between the folded edge and the inner wall of the cavity, the first inserted bar is welded on the surface of the sliding plate, the first inserted bar and the second inserted bar are of a hollow structure, the second inserted bar is inserted into the first inserted bar in a plugged mode, the two ends of the spring are welded between the first inserted bar and the second inserted bar, and the second inserted bar is connected to the bottom of the first groove in a lapped mode.

Furthermore, the surface of the mounting block is provided with a jack, and the diameter of the jack is the same as that of the first jack.

Furthermore, the inner wall of the cavity and the surface of the folded edge are integrally formed with clamping edges, the side wall of the sliding plate is provided with a sliding groove matched with the clamping edges, and the clamping edges are clamped inside the sliding groove.

Further, the inner wall integrated into one piece of first inserted bar has first flange, the outer wall integrated into one piece of second inserted bar has the second flange, the inner wall laminating of first flange in the outer wall of second inserted bar, the outer wall laminating of second flange in the inner wall of first inserted bar.

Further, the top welding of clearance case has the filling mouth, the end cover is installed at the top of filling mouth, the filling mouth sets up to the external screw thread structure, the end cover sets up to the internal thread structure, end cover threaded connection is in the outer wall of filling mouth.

Compared with the prior art, the technical scheme of the application has the following beneficial technical effects:

1. when the scraper knife needs to be cleaned or temporarily stored, the scraper knife only needs to be inserted into the cleaning box, the scraper knife is protected by alcohol stored in the cleaning box, dust can be isolated from the pollution of the scraper knife by the alcohol, and tin paste adhered to the surface of the scraper knife can be scraped off by the cleaning groove when the scraper knife passes through the dust removing box, so that the tin paste falls into the dust removing box, and the tin paste is prevented from being dried on the surface of the scraper knife;

2. the cleaning box can be fixed through the arranged mounting mechanism, the mounting block can be clamped in the cavity at the moment, the mounting block is fixed in the cavity through the elastic mechanism, the stability of the cleaning box in the fixing process is improved, the cleaning box only needs to be lifted upwards in the dismounting process, and the elastic mechanism drives the mounting block to pop out of the cavity, so that the cleaning box is convenient to dismount and replace alcohol in the cleaning box.

Drawings

FIG. 1 is a schematic view of the main structure of the cleaning box of the present invention;

FIG. 2 is a schematic view of the main structure of the connecting frame of the present invention;

FIG. 3 is a schematic view of a connection structure of the mounting block and the mounting base according to the present invention;

FIG. 4 is a schematic view of the main structure of the elastic mechanism of the present invention;

FIG. 5 is a schematic view of a connection structure of the cleaning box and the dust removing box of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below: 1. cleaning the box; 2. a dust removal box; 3. cleaning the tank; 4. a box cover; 5. filling the opening; 6. an end cap; 7. mounting blocks; 8. a mounting seat; 9. a connecting frame; 10. mounting a plate; 11. a connecting pin; 12. a baffle plate; 13. a jack; 14. a first groove; 15. a first plunger; 16. a sliding plate; 17. a cavity; 18. folding edges; 19. a second groove; 20. a second plunger; 21. a spring; 22. a first flange; 23. a chute; 24. a second flange; 25. and connecting the grooves.

Detailed Description

The principles and features of the present invention will be described with reference to the accompanying drawings, which are provided for illustration only and are not intended to limit the scope of the utility model. 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.

The utility model provides a solder paste scraper blade dustproof and dry-proof device shown in figures 1-5, which comprises a cleaning box 1, a dust removing box 2 and a connecting frame 9;

two groups of connecting frames 9 are arranged, a mounting plate 10 is welded between the two groups of connecting frames 9, a fixing bolt is connected to the surface of the mounting plate 10 in a threaded manner, and a mounting seat 8 is welded to the surface of each connecting frame 9;

the installation piece 7 is detachably installed to the lateral wall of clearance case 1, and spread groove 25 has been seted up on the surface of clearance case 1, and there is dust removal case 2 on the surface of clearance case 1 through screw fixed mounting, and there is case lid 4 at the top of dust removal case 2 through screw fixed mounting, and clearance groove 3 has been seted up on the surface of dust removal case 2, and clearance groove 3 communicates in the inner chamber of dust removal case 2, and dust removal case 2 communicates each other through spread groove 25 and the inner chamber of clearance case 1.

As shown in fig. 3, an installation mechanism is arranged inside the installation base 8, the installation mechanism comprises a first groove 14, a cavity 17 and a second groove 19, the surface of the installation base 8 is provided with the first groove 14 and the second groove 19, the installation base 8 is internally provided with the cavity 17, the first groove 14 and the second groove 19 are communicated with each other, the height of the first groove 14 is the same as that of the installation block 7, the width of the second groove 19 is the same as that of the installation block 7, an elastic mechanism is arranged inside the installation base 8, the installation mechanism can realize quick assembly and disassembly of the cleaning box 1, alcohol inside the cleaning box 1 can be conveniently replaced, and tin paste inside the dust removal box 2 can be conveniently cleaned in a unified manner;

the side wall of the mounting block 7 is welded with a baffle plate 12, the distance from the baffle plate 12 to the side wall of the mounting block 7 is the same as the length of the cavity 17, when the mounting block 7 is clamped in the cavity 17, the mounting seat 8 can be contacted with the baffle plate 12, and the problem that screws used when the mounting block 7 is fixed interfere with the normal use of the mounting block 7 is avoided;

in addition, the side wall integrated into one piece of installation piece 7 has the connection foot 11, connects the surface of foot 11 and has seted up the screw hole, and installation piece 7 sets up installation piece 7 to detachable connection through connecting foot 11, screw hole and screw fixed connection in the lateral wall of clearance case 1, is convenient for install holistic production and equipment, has reduced manufacturing cost.

As shown in fig. 3, the elastic mechanism includes a first insertion rod 15, a sliding plate 16, a folded edge 18, a second insertion rod 20 and a spring 21, the folded edge 18 is integrally formed on a side wall of the second groove 19, the sliding plate 16 is clamped between the folded edge 18 and an inner wall of the cavity 17, the first insertion rod 15 is welded on a surface of the sliding plate 16, the first insertion rod 15 and the second insertion rod 20 are hollow structures, the second insertion rod 20 is inserted into the first insertion rod 15, two ends of the spring 21 are welded between the first insertion rod 15 and the second insertion rod 20, the second insertion rod 20 is lapped at the bottom of the first groove 14, and the elastic mechanism can provide elastic force perpendicular to the moving direction of the mounting block 7 when the mounting block 7 is clamped inside the cavity 17, so that the mounting block 7 is fixed more firmly.

Jack 13 has been seted up on the surface of installation piece 7, the diameter of jack 13 is the same with the diameter of first inserted bar 15, realize being connected of installation piece 7 and first inserted bar 15 and second inserted bar 20 through jack 13, when installation piece 7 contacted with elastic mechanism, at first the top of jack 13 is touched to second inserted bar 20, along with the motion of installation piece 7, installation piece 7 can drive second inserted bar 20 compression spring 21 to finally also peg graft inside jack 13 with first inserted bar 15.

As shown in fig. 3 and 4, the inner wall of the cavity 17 and the surface of the folded edge 18 are integrally formed with a clamping edge, the side wall of the sliding plate 16 is provided with a sliding groove 23 matched with the clamping edge, the clamping edge is clamped inside the sliding groove 23, and the movement of the sliding plate 16 can be limited by the matching of the clamping edge and the sliding groove 23, so that the movement track of the sliding plate 16 always keeps a straight line; the inner wall integrated into one piece of first inserted bar 15 has first flange 22, and the outer wall integrated into one piece of second inserted bar 20 has second flange 24, and the inner wall laminating of first flange 22 in the outer wall of second inserted bar 20, the outer wall laminating of second flange 24 in the inner wall of first inserted bar 15, first flange 22 and second flange 24 can play limiting displacement to second inserted bar 20, prevent that second inserted bar 20 from breaking away from inside first inserted bar 15.

As shown in fig. 1, the welding of the top of cleaning box 1 has filling opening 5, and end cover 6 is installed at the top of filling opening 5, and filling opening 5 sets up to the external screw thread structure, and end cover 6 sets up to the internal thread structure, and 6 threaded connection of end cover in the outer wall of filling opening 5, and threaded connection's leakproofness is good, can prevent that alcohol from volatilizing from filling opening 5 and end cover 6, and the structure is comparatively simple moreover, the loading and unloading end cover 6 of being convenient for.

When the scraper knife is used, firstly, the scraper knife is inserted into the dust removing box 2 through the cleaning groove 3, the upper surface and the lower surface of the scraper knife sequentially slide on the surfaces of the upper wall and the lower wall of the cleaning groove 3, tin paste adhered to the surface of the scraper knife is scraped through the cleaning groove 3, the scraped tin paste falls into the dust removing box 2 under the action of gravity, then, the angle of the scraper knife is adjusted, the scraper knife is inserted into the cleaning box 1 through the connecting groove 25, and the knife head part of the scraper knife is soaked in alcohol stored in the cleaning box 1;

when needs are changed alcohol, upwards hold up cleaning box 1, cleaning box 1 can drive installation piece 7 at the inside synchronous motion of cavity 17, installation piece 7 can drive sliding plate 16 at the surperficial rectilinear movement on card limit through elastic mechanism this moment, when installation piece 7 removed to the position that flushes with first recess 14, spring 21 can reset under self elastic potential energy's effect, and drive second inserted bar 20 at the inside removal of first inserted bar 15, it is ejecting from cavity 17 with installation piece 7 through second inserted bar 20, thereby realize cleaning box 1's dismantlement, then rotate end cover 6 and can pour out alcohol and change through filling mouth 5.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a dustproof device of preventing drying of tin cream spiller, includes clearance case (1), dust removal case (2) and link (9), its characterized in that: two groups of connecting frames (9) are arranged, a mounting plate (10) is welded between the two groups of connecting frames (9), a fixing bolt is connected to the surface of the mounting plate (10) in a threaded manner, and a mounting seat (8) is welded to the surface of each connecting frame (9);

the side wall of the cleaning box (1) is detachably provided with an installation block (7), the surface of the cleaning box (1) is provided with a connecting groove (25), the surface of the cleaning box (1) is fixedly provided with a dust removing box (2) through screws, the top of the dust removing box (2) is fixedly provided with a box cover (4) through screws, the surface of the dust removing box (2) is provided with a cleaning groove (3), the cleaning groove (3) is communicated with the inner cavity of the dust removing box (2), and the dust removing box (2) is communicated with the inner cavity of the cleaning box (1) through the connecting groove (25);

the utility model discloses a mounting structure, including mount pad (8), installation mechanism, first recess (14), cavity (17) and second recess (19) are provided with to the inside of mount pad (8), first recess (14) and second recess (19) have been seted up on the surface of mount pad (8), the inside of mount pad (8) is provided with cavity (17), communicate each other between cavity (17), first recess (14) and second recess (19), the height of first recess (14) is the same with the height of installation piece (7), the width of second recess (19) is the same with the width of installation piece (7), the inside of mount pad (8) is provided with elastic mechanism.

2. The solder paste scraper blade dustproof and dry-proof device according to claim 1, characterized in that: the side wall of the mounting block (7) is welded with a baffle (12), and the distance from the baffle (12) to the side wall of the mounting block (7) is the same as the length of the cavity (17).

3. The solder paste scraper blade dustproof and dry-proof device according to claim 2, characterized in that: the side wall integrated into one piece of installation piece (7) has connection foot (11), the surface of connecting foot (11) is seted up threaded hole, installation piece (7) are through connecting foot (11), threaded hole and screw fixed connection in the lateral wall of cleaning box (1).

4. The solder paste scraper blade dustproof and dry-proof device according to claim 1, characterized in that: the elastic mechanism comprises a first inserted bar (15), a sliding plate (16), a folding edge (18), a second inserted bar (20) and a spring (21), the folding edge (18) is integrally formed on the side wall of the second groove (19), the sliding plate (16) is clamped between the folding edge (18) and the inner wall of the cavity (17), the first inserted bar (15) is welded on the surface of the sliding plate (16), the first inserted bar (15) and the second inserted bar (20) are of a hollow structure, the second inserted bar (20) is inserted into the first inserted bar (15), two ends of the spring (21) are welded between the first inserted bar (15) and the second inserted bar (20), and the second inserted bar (20) is connected to the bottom of the first groove (14).

5. The solder paste scraper blade dustproof and dry-proof device according to claim 4, characterized in that: the surface of the mounting block (7) is provided with an insertion hole (13), and the diameter of the insertion hole (13) is the same as that of the first insertion rod (15).

6. The solder paste scraper blade dustproof and dry-proof device according to claim 5, characterized in that: clamping edges are integrally formed on the inner wall of the cavity (17) and the surface of the folded edge (18), sliding grooves (23) matched with the clamping edges are formed in the side wall of the sliding plate (16), and the clamping edges are clamped inside the sliding grooves (23).

7. The solder paste scraper blade dustproof and dry-proof device according to claim 6, characterized in that: the inner wall integrated into one piece of first inserted bar (15) has first flange (22), the outer wall integrated into one piece of second inserted bar (20) has second flange (24), the inner wall laminating in the outer wall of second inserted bar (20) of first flange (22), the outer wall laminating in the inner wall of first inserted bar (15) of second flange (24).

8. The solder paste scraper blade dustproof and dry-proof device according to claim 1, characterized in that: the top welding of clearance case (1) has filling mouth (5), end cover (6) are installed at the top of filling mouth (5), filling mouth (5) set up to the external screw thread structure, end cover (6) set up to the internal thread structure, end cover (6) threaded connection is in the outer wall of filling mouth (5).