CN211052788U

CN211052788U - Device for automatically removing residual solder paste

Info

Publication number: CN211052788U
Application number: CN201922278521.4U
Authority: CN
Inventors: 王唤伟
Original assignee: Shenzhen Jiafeng Tin Product Co ltd
Current assignee: Shenzhen Jiafeng Tin Product Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-07-21
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a device for automatic clear remains tin cream, first extension board, two including two symmetry settings first extension board is vertical setting, and all is equipped with fixed establishment on two first extension boards, two connect through the second extension board that the level set up between the first extension board, insert the carriage release lever that is equipped with vertical setting on the second extension board, the lower extreme fixedly connected with mounting panel of carriage release lever, and be equipped with on the mounting panel and remove clearly to scrape the mechanism. The utility model discloses be convenient for fix the clearance to the pad of different widths.

Description

Device for automatically removing residual solder paste

Technical Field

The utility model relates to a circuit board printing technology field especially relates to a device for automatic clear remains tin cream.

Background

Solder paste is a novel soldering material produced along with SMT, and is a paste mixture formed by mixing solder powder, soldering flux, other surfactants, thixotropic agents and the like. The Surface Mount Technology (SMT) in the 20 th century 70 years refers to a Technology of printing and coating soldering paste on a pad of a printed circuit board, accurately pasting a Surface Mount component on the pad coated with the soldering paste, heating the circuit board according to a specific reflux temperature curve to melt the soldering paste, forming a welding point between the component and the printed circuit board after alloy components are cooled and solidified to realize metallurgical connection, and cleaning the soldering paste on the pad by using a cleaning device;

the existing cleaning device is inconvenient for fixing and cleaning the bonding pads with different widths, and for this reason, a device for automatically cleaning residual solder paste is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a device for automatically clearing residual solder paste.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a device for automatic clear remains tin cream, includes the first extension board that two symmetries set up, two first extension board is vertical setting, and all is equipped with fixed establishment on two first extension boards, two connect through the second extension board that the level set up between the first extension board, insert the carriage release lever that is equipped with vertical setting on the second extension board, the lower extreme fixedly connected with mounting panel of carriage release lever, and be equipped with on the mounting panel and remove clearly to scrape the mechanism.

Preferably, the fixed establishment includes the splint that two symmetries set up, and connects through telescopic machanism between two splint, two the downside lateral wall of first extension board all is equipped with matches the spout that sets up with splint, two equal fixed connection has the gag lever post that the level set up in the spout, and the upper end of two splint all overlaps and establish on the gag lever post.

Preferably, the third extension board that the mechanism includes the level setting is scraped in the removal, the clear scraper blade that the connecting rod activity joint that the downside lateral wall of third extension board set up through two symmetries has the level to set up, third extension board and mounting panel sliding connection, and be equipped with the bar opening that runs through the third extension board on the third extension board, the first driving motor of fixedly connected with on the mounting panel, and first driving motor's output end fixedly connected with first gear, first gear is located the bar opening, bar open-ended both sides inner wall all is equipped with the tooth's socket that sets up with first gear engagement.

Preferably, the upper side wall of the second support plate is provided with a sliding locking block matched with the moving rod.

Preferably, the telescopic mechanism comprises a fourth supporting plate with a hollow structure, a second driving motor is arranged in the fourth supporting plate, a second gear is fixedly connected to the output end of the second driving motor, two racks meshed with the second gear are slidably connected in the fourth supporting plate, the two racks are symmetrically arranged, and one ends, back to back, of the two racks penetrate through the side wall of the fourth supporting plate and are connected with the side wall of the clamping plate.

Preferably, the first gear is a half gear.

The utility model discloses well beneficial effect as follows:

1. the second driving motor can drive the second gear to rotate, so that the two racks are driven to move oppositely or reversely, and the two clamping plates are driven to slide in the sliding grooves, so that the two clamping plates fix the bonding pads with different widths, and the movable cleaning and scraping mechanism can conveniently work;

2. first driving motor can drive first gear revolve, because first gear position semi-gear, first gear revolve can drive third extension board reciprocating motion on the horizontal direction to drive clear scraper blade and move on the horizontal direction, scrape clearly the residual solder paste on the welding disc, promote the carriage release lever and can drive the removal and clearly scrape the mechanism and move in vertical direction, be convenient for remove and clearly scrape mechanism work.

Drawings

Fig. 1 is a schematic structural diagram of an apparatus for automatically removing residual solder paste according to the present invention;

FIG. 2 is a schematic structural diagram of an apparatus for automatically removing residual solder paste according to the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1;

fig. 4 is a schematic structural diagram at B in fig. 2.

In the figure: the device comprises a first support plate 1, a second support plate 2, a moving rod 3, a mounting plate 4, a clamping plate 5, a sliding groove 6, a limiting rod 7, a sliding locking block 8, a third support plate 9, a connecting rod 10, a cleaning scraper 11, a strip-shaped opening 12, a first driving motor 13, a first gear 14, a fourth support plate 15, a second driving motor 16, a second gear 17 and a rack 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a device for automatically removing residual solder paste comprises two first support plates 1 which are symmetrically arranged, wherein the two first support plates 1 are both vertically arranged, each of the two first support plates 1 is provided with a fixing mechanism, each fixing mechanism comprises two clamping plates 5 which are symmetrically arranged, the two clamping plates 5 are connected through a telescopic mechanism, the lower side walls of the two first support plates 1 are respectively provided with a chute 6 which is matched with the clamping plate 5, a horizontally arranged limiting rod 7 is fixedly connected in each chute 6, the upper ends of the two clamping plates 5 are respectively sleeved on the limiting rod 7, each telescopic mechanism comprises a fourth support plate 15 which is of a hollow structure, a second driving motor 16 is arranged in the fourth support plate 15, the output end of the second driving motor 16 is fixedly connected with a second gear 17, the fourth support plate 15 is internally and slidably connected with two racks 18 which are meshed with the second gear 17, the two racks 18 are symmetrically arranged, the opposite ends of the two racks 18 penetrate through the side wall of the fourth support plate 15 and are connected with the side wall of the clamping plate 5, and the second driving motor 16 can drive the second gear 17 to rotate, so that the two racks 18 are driven to move oppositely or reversely, and the two clamping plates 5 are driven to slide in the sliding groove 6, so that the two clamping plates 5 fix the bonding pads with different widths, and the movable cleaning and scraping mechanism can conveniently work;

the two first supporting plates 1 are connected through a horizontally arranged second supporting plate 2, a vertically arranged moving rod 3 is inserted on the second supporting plate 2, the lower end of the moving rod 3 is fixedly connected with a mounting plate 4, a moving cleaning mechanism is arranged on the mounting plate 4, the moving cleaning mechanism comprises a horizontally arranged third supporting plate 9, the lower side wall of the third supporting plate 9 is movably clamped with a horizontally arranged cleaning plate 11 through two symmetrically arranged connecting rods 10, the third supporting plate 9 is in sliding connection with the mounting plate 4, a strip-shaped opening 12 penetrating through the third supporting plate 9 is arranged on the third supporting plate 9, a first driving motor 13 is fixedly connected on the mounting plate 4, the output end of the first driving motor 13 is fixedly connected with a first gear 14, the first gear 14 is positioned in the strip-shaped opening 12, tooth grooves meshed with the first gear 14 are arranged on the inner walls of the two sides of the strip-shaped opening 12, and the first gear 14 is a half gear, the upside lateral wall of second extension board 2 is equipped with the slip locking piece 8 that matches the setting with carriage release lever 3, first driving motor 13 can drive first gear 14 and rotate, because 14 half-gears on first gear, first gear 14 rotates and can drive third extension board 9 reciprocating motion on the horizontal direction, thereby drive clear scraper blade 11 and move on the horizontal direction, clear the scraping of remaining tin cream on the welding disc, promote carriage release lever 3 and can drive the removal and clear the mechanism of scraping and move in vertical direction, be convenient for remove clear the mechanism work of scraping.

The utility model discloses in, second driving motor 16 can drive second gear 17 and rotate, thereby drive two 18 motion or reverse motion in opposite directions of rack, and then drive two splint 5 and slide in spout 6, make two splint 5 fix the pad of different width, be convenient for remove and scrape mechanism's work, first driving motor 13 can drive first gear 14 and rotate, because 14 half gears of first gear, first gear 14 rotates and can drive third extension board 9 reciprocating motion on the horizontal direction, thereby drive clear scraper blade 11 and move on the horizontal direction, scrape clearly the residual tin cream on the pad, promote carriage release lever 3 and can drive to remove and scrape the mechanism and move on vertical direction, be convenient for remove and clearly scrape mechanism's work.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a device for automatic clear remains tin cream, includes first extension board (1) that two symmetries set up, its characterized in that, two first extension board (1) is vertical setting, and all is equipped with fixed establishment on two first extension boards (1), two connect through second extension board (2) that the level set up between first extension board (1), insert movable rod (3) that are equipped with vertical setting on second extension board (2), the lower extreme fixedly connected with mounting panel (4) of movable rod (3), and be equipped with on mounting panel (4) and remove clearly to scrape the mechanism.

2. The device for automatically removing the residual solder paste according to claim 1, wherein the fixing mechanism comprises two symmetrically arranged clamping plates (5), the two clamping plates (5) are connected through a telescopic mechanism, the lower side walls of the two first supporting plates (1) are respectively provided with a sliding groove (6) matched with the clamping plates (5), a horizontally arranged limiting rod (7) is fixedly connected in the two sliding grooves (6), and the upper ends of the two clamping plates (5) are respectively sleeved on the limiting rod (7).

3. The apparatus of claim 1, the movable cleaning and scraping mechanism comprises a third support plate (9) which is horizontally arranged, the lower side wall of the third support plate (9) is movably clamped with a cleaning and scraping plate (11) which is horizontally arranged through two connecting rods (10) which are symmetrically arranged, the third support plate (9) is connected with the mounting plate (4) in a sliding way, and the third support plate (9) is provided with a strip-shaped opening (12) which penetrates through the third support plate (9), a first driving motor (13) is fixedly connected on the mounting plate (4), and the output end of the first driving motor (13) is fixedly connected with a first gear (14), first gear (14) are located bar opening (12), the both sides inner wall of bar opening (12) all is equipped with the tooth's socket that sets up with first gear (14) meshing.

4. The device for automatically removing residual solder paste according to claim 1, characterized in that the upper side wall of the second support plate (2) is provided with a sliding lock (8) which is matched with the moving rod (3).

5. The device for automatically removing the residual solder paste according to claim 2, wherein the telescopic mechanism comprises a fourth support plate (15) with a hollow structure, a second driving motor (16) is arranged in the fourth support plate (15), a second gear (17) is fixedly connected to an output end of the second driving motor (16), two racks (18) meshed with the second gear (17) are slidably connected in the fourth support plate (15), the two racks (18) are symmetrically arranged, and opposite ends of the two racks (18) penetrate through the side wall of the fourth support plate (15) and are connected with the side wall of the clamping plate (5).

6. An apparatus for automatically removing residual solder paste according to claim 3, characterized in that the first gear (14) is a half gear.