CN217985591U

CN217985591U - Through-hole tin brushing device for circuit board production

Info

Publication number: CN217985591U
Application number: CN202220894209.7U
Authority: CN
Inventors: 田梅凤
Original assignee: ICHIA TECHNOLOGIES (SUZHOU) Inc
Current assignee: ICHIA TECHNOLOGIES (SUZHOU) Inc
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-12-06
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a circuit board production facility technical field especially relates to a circuit board production is with through-hole brush tin device. Its technical scheme includes housing, conveyer belt and operation panel, surface mounting has the housing on the operation panel, the sliding ring is installed through the slide rail at the top of housing inner wall, sliding ring surface mounting has electric push rod, the scraper blade is installed to electric push rod end, the lift cylinder is installed at housing inner wall top, fixed frame is installed to the lift cylinder output, fixed frame inner wall is close to lower surface position department and installs the printing screen, fixed frame surface is close to lower surface position department and installs die clamping cylinder, the sloping block is installed to die clamping cylinder output, housing upper surface intermediate position department installs the tin cream case, tin cream case surface mounting has out the tin pipe. The utility model discloses tin is gone on to the through-hole of circuit board that can be quick, reduces staff intensity of labour when improving work efficiency.

Description

Through-hole tin brushing device for circuit board production

Technical Field

The utility model relates to a circuit board production facility technical field specifically is a circuit board production is with through-hole brush tin device.

Background

The PCB is also called a printed circuit board, is an important electronic component, is a support for electronic components, is a carrier for electrical interconnection of electronic components, and is called a "printed" circuit board because it is manufactured by electronic printing.

Through the magnanimity retrieval, discover that the circuit board production among the prior art is with typical printed circuit board tinning stack as the publication number is CN206389628U discloses, this the utility model discloses a printed circuit board is fixed to the fixing base, adopts the through-hole on apron and the epiphragma to fix a position and needs the tinning position, and manual tin brushing, the tinning is of high quality, to the circuit board of different forms, only needs the preparation rather than the epiphragma that corresponds, can accomplish the tinning, and the preparation time is short, and is with low costs, is fit for multiple type, small batch's printed circuit board tinning operation.

The tin coating work of the through hole of the existing circuit board usually needs manual operation, the labor intensity is high, the working efficiency is low, meanwhile, the tin coating work of manual operation is easy to make mistakes, and therefore the through hole tin brushing device for circuit board production is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a circuit board production is with through-hole brush tin device possesses can be quick carry out the tinning to the through-hole of circuit board, reduces staff intensity of labour's advantage when improving work efficiency, has solved the through-hole tinning work of current circuit board and has generally required artifical manual operation, and work efficiency is lower when intensity of labour is big, the problem of making mistakes easily in artifical manual tinning simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a circuit board production is with through-hole brush tin device, includes housing, conveyer belt and operation panel, surface mounting has the housing on the operation panel, the sliding ring is installed through the slide rail at the top of housing inner wall, surface mounting has electric push rod under the sliding ring, the scraper blade is installed to electric push rod end, lift cylinder is installed at housing inner wall top, fixed frame is installed to lift cylinder output, fixed frame inner wall is close to lower surface position department and installs the printing screen, fixed frame surface is close to lower surface position department and installs die clamping cylinder, die clamping cylinder installs the sloping block in the output, housing upper surface intermediate position department installs the tin cream case, surface mounting has out the tin pipe under the tin cream case.

Preferably, the upper surface of the operating platform is provided with a conveying belt, and the conveying belt plays a role in conveying the circuit board.

Preferably, the top of housing inner wall is installed the lead screw, and the sliding ring cup joints in the lead screw surface, bevel gear B has been cup jointed to the lead screw surface, housing upper surface one side is installed and is rotated the motor, rotate motor output and install bevel gear A, and bevel gear A and bevel gear B mesh mutually, rotate motor work and drive the lead screw through bevel gear A and bevel gear B and rotate to the drive pulley drives electric push rod and scraper blade and removes.

Preferably, the lift cylinder is equipped with two altogether, and two the lift cylinder symmetry is installed in the top both sides position department of housing inner wall, and two lift cylinder work drives fixed frame and goes up and down.

Preferably, elastic telescopic rods are symmetrically installed at two side positions of the upper surface of the fixing frame, two touch switches B are installed at the tail ends of the elastic telescopic rods, touch switches A are symmetrically installed at two side positions of the inner wall of the fixing frame, the two touch switches B can prevent solder paste on a printing screen from being located at the corners of the fixing frame of the scraper, and the scraper and the electric push rod are made to reciprocate through the two touch switches A.

Preferably, die clamping cylinder is equipped with two altogether, and two die clamping cylinder symmetrical installation is close to lower surface both sides position department in fixed frame surface, two the sloping block is all installed to the die clamping cylinder output, and two die clamping cylinder work make the below that the sloping block inserted the circuit board for circuit board upper surface and printed-wire screen lower surface in close contact with fix the circuit board both sides simultaneously.

Preferably, the lower surface of the fixing frame is symmetrically provided with limiting plates close to the front surface and the rear surface, and the two limiting plates are arranged to limit the positions of the front surface and the rear surface of the circuit board.

Preferably, the lower surface of the operating platform is provided with supporting legs at positions close to the four corners, and the four supporting legs play a role in fixedly supporting the operating platform.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a set up fixed frame, printing screen and conveyer belt, it carries out the tinning to the through-hole of circuit board to have reached that can be quick, reduce staff intensity of labour's effect when improving work efficiency, place the circuit board on the conveyer belt, the conveyer belt makes the circuit board remove the below of fixed frame, two lift cylinder work make fixed frame descend simultaneously sloping lower surface and conveyer belt surface contact, two die clamping cylinder work make the below that the sloping inserted the circuit board, make circuit board upper surface and printing screen lower surface in close contact with, fix the circuit board both sides simultaneously, the tin cream of tin cream incasement portion falls into on the printing screen through going out the tin pipe, electric push rod work makes scraper blade and printing screen surface contact, it drives the lead screw rotation to rotate motor work and pass through bevel gear A and bevel gear B, thereby drive the sliding ring area electric push rod and scraper blade and remove, make the tin cream pass on the through-hole that the printing screen fell into on the circuit board, at the in-process that scraper blade and electric push rod removed, when electric push rod and touch switch B contact, the electric push rod drives the scraper blade and rises, rotate the motor reversal when the contact, thereby make the scraper blade do reciprocating motion.

Drawings

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

FIG. 2 is an enlarged schematic view of A of FIG. 1 according to the present invention;

fig. 3 is a schematic view of a partial front view structure of the electric putter of the present invention;

fig. 4 is the view of the local main view structure of the fixing frame of the present invention.

Reference numerals: 1. a housing; 2. an electric push rod; 3. a lead screw; 4. discharging the tin tube; 5. a solder paste box; 6. a slide rail; 7. a lifting cylinder; 8. a fixing frame; 9. a conveyor belt; 10. an operation table; 11. supporting legs; 12. rotating the motor; 13. a bevel gear A; 14. a bevel gear B; 15. a slip ring; 16. a squeegee; 17. an elastic telescopic rod; 18. touching a switch A; 19. a touch switch B; 20. printing a screen; 21. a clamping cylinder; 22. a sloping block; 23. and a limiting plate.

Detailed Description

The following describes the technical solution of the present invention with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 4, the through hole tin brushing device for circuit board production provided by the utility model comprises a housing 1, a conveyer belt 9 and an operation table 10, wherein the housing 1 is installed on the upper surface of the operation table 10, a lead screw 3 is installed on the top of the inner wall of the housing 1, a slip ring 15 is sleeved on the outer surface of the lead screw 3, a bevel gear B14 is sleeved on the outer surface of the lead screw 3, a rotating motor 12 is installed on one side of the upper surface of the housing 1, a bevel gear A13 is installed at the output end of the rotating motor 12, the bevel gear A13 is meshed with the bevel gear B14, a slip ring 15 is installed on the top of the inner wall of the housing 1 through a slide rail 6, an electric push rod 2 is installed on the lower surface of the slip ring 15, a scraper 16 is installed at the tail end of the electric push rod 2, two lifting cylinders 7 are installed on the top of the inner wall of the housing 1, two lifting cylinders 7 are symmetrically installed at the positions on the top both sides of the inner wall of the housing 1, a fixing frame 8 is installed at the output end of the lifting cylinder 7, elastic telescopic rods 17 are symmetrically installed at the two sides of the upper surface of the fixed frame 8, touch switches B19 are installed at the tail ends of the two elastic telescopic rods 17, touch switches A18 are symmetrically installed at the two sides of the inner wall of the fixed frame 8, limit plates 23 are symmetrically installed at the positions, close to the front surface and the rear surface, of the lower surface of the fixed frame 8, a printing screen 20 is installed at the position, close to the lower surface, of the inner wall of the fixed frame 8, two clamping cylinders 21 are installed at the position, close to the lower surface, of the outer surface of the fixed frame 8, two clamping cylinders 21 are symmetrically installed at the positions, close to the two sides of the lower surface, of the outer surface of the fixed frame 8, inclined blocks 22 are installed at the output ends of the two clamping cylinders 21, inclined blocks 22 are installed at the output ends of the clamping cylinders 21, a solder paste box 5 is installed at the middle position of the upper surface of the housing 1, and a solder tube 4 is installed at the lower surface of the solder paste box 5, the upper surface of the operating platform 10 is provided with a conveyer belt 9, and the lower surface of the operating platform 10 close to four corner positions is provided with supporting legs 11

The working principle is as follows: the circuit board is placed on the conveyer belt 9, the conveyer belt 9 enables the circuit board to move to the lower portion of the fixed frame 8, the two lifting cylinders 7 work to enable the fixed frame 8 to descend, meanwhile, the lower surface of the inclined block 22 is in surface contact with the conveyer belt 9, the two clamping cylinders 21 work to enable the inclined block 22 to be inserted into the lower portion of the circuit board, the upper surface of the circuit board is in close contact with the lower surface of the printed net 20, meanwhile, two sides of the circuit board are fixed, solder paste inside the solder paste box 5 falls onto the printed net 20 through the solder outlet pipe 4, the electric push rod 2 works to enable the scraper 16 to be in surface contact with the printed net 20, the rotating motor 12 works and drives the lead screw 3 to rotate through the bevel gear A13 and the bevel gear B14, the driving sliding ring 15 drives the electric push rod 2 and the scraper 16 to move, the solder paste penetrates through the printed net 20 to fall onto a through hole in the circuit board, in the moving process of the scraper 16 and the electric push rod 2, when the electric push rod 2 is in contact with the touch switch B19, the electric push rod 2 drives the scraper 16 to drive the scraper 16 to lift the scraper 16, the scraper 12 to rotate reversely when the scraper 12 is in contact with the touch switch A18, and the scraper 16 makes the reciprocating motion, and the reciprocating motion.

The above embodiments are merely some preferred embodiments of the present invention, and many alternative modifications and combinations can be made to the above embodiments by those skilled in the art based on the technical solution of the present invention and the related teachings of the above embodiments.

Claims

1. The utility model provides a circuit board production is with through-hole brush tin device, includes housing (1), conveyer belt (9) and operation panel (10), its characterized in that: surface mounting has housing (1) on operation panel (10), sliding ring (15) are installed through slide rail (6) at the top of housing (1) inner wall, sliding ring (15) lower surface mounting has electric push rod (2), scraper blade (16) are installed to electric push rod (2) end, lift cylinder (7) are installed at housing (1) inner wall top, fixed frame (8) are installed to lift cylinder (7) output, fixed frame (8) inner wall is close to lower surface position department and installs printing screen (20), fixed frame (8) surface is close to lower surface position department and installs die clamping cylinder (21), sloping block (22) are installed to die clamping cylinder (21) output, housing (1) upper surface intermediate position department installs tin cream case (5), tin cream case (5) lower surface mounting has out tin pipe (4).

2. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: the upper surface of the operating platform (10) is provided with a conveying belt (9).

3. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: lead screw (3) are installed at the top of housing (1) inner wall, and sliding ring (15) cup joint in lead screw (3) surface, bevel gear B (14) have been cup jointed to lead screw (3) surface, rotating motor (12) are installed to housing (1) upper surface one side, bevel gear A (13) are installed to rotating motor (12) output, and bevel gear A (13) and bevel gear B (14) mesh mutually.

4. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: the lifting cylinders (7) are arranged in two, and the two lifting cylinders (7) are symmetrically arranged at the positions of two sides of the top of the inner wall of the housing (1).

5. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: elastic telescopic rods (17) are symmetrically installed at two side positions of the upper surface of the fixed frame (8), two touch switches B (19) are installed at the tail ends of the elastic telescopic rods (17), and touch switches A (18) are symmetrically installed at two side positions of the inner wall of the fixed frame (8).

6. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: die clamping cylinder (21) are equipped with two altogether, and two die clamping cylinder (21) symmetric installation is close to lower surface both sides position department in fixed frame (8) surface, two die clamping cylinder (21) output all installs sloping block (22).

7. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: limiting plates (23) are symmetrically arranged on the lower surface of the fixing frame (8) close to the front surface and the rear surface.

8. The through hole tin brushing device for circuit board production according to claim 1, characterized in that: and supporting legs (11) are arranged on the lower surface of the operating platform (10) close to the four corner positions.