CN219124456U

CN219124456U - High-efficient tin spraying device of PCB board

Info

Publication number: CN219124456U
Application number: CN202222984221.XU
Authority: CN
Inventors: 林玉娇
Original assignee: Nantong Huayu Electronic Technology Co ltd
Current assignee: Nantong Huayu Electronic Technology Co ltd
Priority date: 2022-11-09
Filing date: 2022-11-09
Publication date: 2023-06-02
Anticipated expiration: 2032-11-09

Abstract

The utility model discloses a high-efficiency tin spraying device for a PCB (printed circuit board), which belongs to the technical field of tin spraying devices and comprises a U-shaped tool frame, a movable tin spraying frame and a tin spraying assembly, wherein the movable tin spraying frame is in threaded sliding connection with the U-shaped tool frame, the tin spraying assembly is in threaded sliding connection with the movable tin spraying frame, a transmission belt is arranged on the U-shaped tool frame, a rubber placing groove is arranged on the transmission belt, a fixing block and a threaded screw rod are arranged on the movable tin spraying frame, the tin spraying assembly comprises a connecting block and a tin spraying box, and can be used for placing, conveying and finishing tin spraying on three PCB boards at one time, so that the time consumed by frequently placing the PCB boards is avoided, and meanwhile, the position of a tin spraying head can be well adjusted, the tin spraying area of the PCB board is wider, and the working efficiency and the tin spraying quality of the high-efficiency tin spraying device are effectively improved.

Description

High-efficient tin spraying device of PCB board

Technical Field

The utility model belongs to the technical field of tin spraying devices, and particularly relates to a high-efficiency tin spraying device for a PCB.

Background

The printed circuit board can be divided into a tin spraying board, a gold melting board, a silver melting board, an OSP board and the like from the production and manufacturing process, wherein the tin spraying board is a common type of PCB board, is a multilayer high-precision PCB board generally, can be used in the fields of various electronic equipment, communication products, computers, medical equipment, aerospace and the like and products, and the PCB is subjected to tin spraying treatment in the production and processing process;

the utility model provides a current PCB board tin spraying device is for example CN210537042U, discloses an automatic tin spraying device of PCB board, which comprises a main body, one side of the inside of main part is provided with the fixed block, the inside of fixed block is provided with the spout, the top of main part is provided with servo motor, servo motor's output is provided with the hob, and the hob extends to the spout inside, the outside of hob is provided with the slider, the outside of slider is provided with places the seat, place the inside recess that is provided with of seat, the inside of recess is provided with the grip block, and the inside clamping plate top that is located of recess is provided with the spring. According to the utility model, the bottom of the PCB is fixed by the placement seat with the L-shaped structure, the top of the PCB is fixed by the extruding plate matched with the spring, and the PCB is clamped by the extruding plate matched with the spring, so that the PCB can be conveniently disassembled by workers, the PCB with different sizes can be met, the applicability is high, the existing PCB tin spraying device can only place one PCB at a time when the PCB is sprayed with tin, the workers need to frequently replace the PCB, and meanwhile, the position of the tin spraying head is relatively fixed in the tin spraying process, so that the tin spraying range on the PCB is relatively fixed, and the tin spraying work on a large scale cannot be carried out, thereby reducing the tin spraying efficiency and the tin spraying quality of the PCB tin spraying device.

Disclosure of Invention

The utility model provides a high-efficiency tin spraying device for a PCB, aiming at the problems that the existing tin spraying device for the PCB can only be used for placing one PCB at a time when tin spraying is carried out on the PCB, a processing worker needs to frequently replace the PCB, and meanwhile, the position of a tin spraying head is fixed in the tin spraying process, so that the tin spraying range on the PCB is fixed, and the tin spraying work on a large scale cannot be carried out, thereby reducing the tin spraying efficiency and the tin spraying quality of the tin spraying device for the PCB.

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a high-efficient tin spraying device of PCB board, includes high-efficient tin spraying device, high-efficient tin spraying device include U-shaped work or material rest, remove tin spraying frame and tin spraying subassembly, removal tin spraying frame screw thread sliding connection on U-shaped work or material rest, tin spraying subassembly screw thread sliding connection on removing the tin spraying frame, U-shaped work or material rest on be provided with driving belt, driving belt on be provided with rubber standing groove, removal tin spraying frame on be provided with fixed block and screw thread lead screw, tin spraying subassembly include connecting block and tin spraying box, connecting block and tin spraying box between fixed connection.

Preferably, the bottom four corners of U-shaped frock frame be provided with the fixed stay post respectively, fixed stay post fixed connection be in the bottom of U-shaped frock frame, U-shaped frock frame in be provided with drive belt, drive belt rotate and connect on the inner wall of U-shaped frock frame, the lateral wall of U-shaped frock frame on be provided with first motor, first motor fixed connection on the lateral wall of U-shaped frock frame just the output shaft of first motor and drive belt's axis of rotation fixed connection.

Preferably, the sliding grooves are respectively formed in the two side plates of the U-shaped tool rack, a threaded rod is arranged in one side of the sliding groove, the threaded rod is rotationally connected in the sliding groove, a second motor is arranged on the side plate wall of the U-shaped tool rack, the second motor is fixedly connected to the side plate wall of the U-shaped tool rack, an output shaft of the second motor is fixedly connected with one end of the threaded rod, a sliding guide rod is arranged in the sliding groove on the other side of the second motor, and two ends of the sliding guide rod are fixedly abutted to the inner wall of the sliding groove.

Preferably, a first threaded connection hole is formed in one side plate of the movable tin spraying frame, the shape specification of the first threaded connection hole is matched with a threaded rod arranged on the U-shaped tool frame, a positioning through hole is formed in the other side plate of the movable tin spraying frame, and the shape specification of the positioning through hole is matched with a sliding guide rod arranged on the U-shaped tool frame.

Preferably, the movable tin spraying frame is matched with the threaded rod through the first threaded connecting hole and matched with the positioning through hole and the sliding guide rod, so that two side plates of the movable tin spraying frame are respectively sleeved on the threaded rod and the sliding guide rod on the U-shaped tool frame and can slide on the sliding guide rod and are in threaded sliding connection with the threaded rod, namely the movable tin spraying frame is matched with the threaded rod through the first threaded connecting hole and the positioning through hole and matched with the sliding guide rod and is in threaded sliding connection with the U-shaped tool frame.

Preferably, the upper end both sides of removal tin spraying frame be provided with the fixed block respectively, fixed block fixed connection in the upper end both sides of removal tin spraying frame, two the fixed block between be provided with the screw thread lead screw, the screw thread lead screw rotate and connect on the fixed block, the lateral wall of fixed block on be provided with the third motor, third motor fixed connection on the lateral wall of fixed block and the output shaft and the one end fixed connection of screw thread lead screw of third motor.

Preferably, the connecting block on be provided with the second threaded connection hole, the shape specification and the threaded screw rod looks adaptation of second threaded connection hole, the connecting block on still be provided with square spread groove, square spread groove's shape specification and the diaphragm looks adaptation of removal tin spraying frame, the tin spraying box in be provided with the tin spraying head, the tin spraying head be provided with a plurality of and fixed connection in the tin spraying box.

Preferably, the tin spraying component is sleeved on the transverse plate of the movable tin spraying frame through the cooperation of the square connecting groove above the connecting block and the transverse plate of the movable tin spraying frame, and can slide on the transverse plate of the movable tin spraying frame, and the connecting block is sleeved on the threaded screw and is in threaded sliding connection with the threaded screw through the cooperation of the second threaded connecting hole and the threaded screw, namely, the tin spraying component is in threaded sliding connection with the threaded screw and the square connecting groove through the cooperation of the second threaded connecting hole.

Advantageous effects

Compared with the prior art, the utility model has the beneficial effects that:

the efficient tin spraying device for the PCB has the advantages that the transmission belt, the rubber placing groove, the movable tin spraying frame, the tin spraying component and other components are arranged to be matched, so that the efficient tin spraying device can be used for placing, conveying and finishing tin spraying at least three PCBs once when tin spraying operation is carried out, the labor hour consumed by frequently placing the PCBs is avoided, and meanwhile, the tin spraying head can be well subjected to position adjustment, and therefore the tin spraying area of the tin spraying head to the PCB is wider, and the working efficiency and tin spraying quality of the efficient tin spraying device are effectively improved.

Drawings

FIG. 1 is a schematic diagram of a high-efficiency tin spraying device according to the present utility model;

FIG. 2 is a schematic view of the structure of a U-shaped tool rack according to the present utility model;

FIG. 3 is a schematic exploded view of the movable tin spraying frame and tin spraying assembly according to the present utility model.

The correspondence between the reference numerals and the component names in the drawings is as follows:

in the figure: 100. an efficient tin spraying device; 1. u-shaped tool rack; 2. moving the tin spraying frame; 3. a tin spraying assembly; 4. fixing the support column; 5. a drive belt; 6. a rubber placement groove; 7. a first motor; 8. a sliding groove; 9. a threaded rod; 10. a sliding guide rod; 11. a second motor; 12. a first threaded connection hole; 13. positioning the through hole; 14. a fixed block; 15. a threaded screw rod; 16. a third motor; 17. a connecting block; 18. a tin spraying box; 19. a second threaded connection hole; 20. square connecting grooves; 21. and a tin spraying head.

Detailed Description

The utility model is further described in connection with the following specific utility model.

Examples

As shown in fig. 1 to 3, which are schematic structural diagrams of a high-efficiency tin spraying device for a PCB board according to a preferred embodiment of the present utility model, the high-efficiency tin spraying device 100 in this embodiment includes a U-shaped fixture frame 1, a movable tin spraying frame 2 and a tin spraying assembly 3, wherein the movable tin spraying frame 2 is slidably connected to the U-shaped fixture frame 1 through threads, and the tin spraying assembly 3 is slidably connected to the movable tin spraying frame 2 through threads.

The U-shaped tool rack is characterized in that fixed support columns 4 are respectively arranged at four corners of the bottom end of the U-shaped tool rack 1, the fixed support columns 4 are fixedly connected to the bottom end of the U-shaped tool rack 1, a transmission belt 5 is arranged in the U-shaped tool rack 1, the transmission belt 5 is rotationally connected to the inner wall of the U-shaped tool rack 1, a rubber placing groove 6 is formed in the transmission belt 5, a first motor 7 is arranged on the side wall of the U-shaped tool rack 1, the first motor 7 is fixedly connected to the side wall of the U-shaped tool rack 1, an output shaft of the first motor 7 is fixedly connected with a rotating shaft of the transmission belt 5, and the U-shaped tool rack is used for feeding work of a PCB (printed circuit board) conveniently when the high-efficiency tin spraying device 100 is used, and meanwhile good positioning effect can be carried out on the PCB.

The U-shaped fixture frame 1 is characterized in that sliding grooves 8 are respectively formed in two side plates of the U-shaped fixture frame 1, a threaded rod 9 is arranged in one side of the sliding grooves 8, the threaded rod 9 is rotatably connected in the sliding grooves 8, a second motor 11 is arranged on the side plate wall of the U-shaped fixture frame 1, the second motor 11 is fixedly connected on the side plate wall of the U-shaped fixture frame 1, an output shaft of the second motor 11 is fixedly connected with one end of the threaded rod 9, a sliding guide rod 10 is arranged in the other side of the sliding grooves 8, and two ends of the sliding guide rod 10 are fixedly connected to the inner wall of the sliding grooves 8 in a butt mode and used for enabling the movable tin spraying frame 2 to be connected to the U-shaped fixture frame 1.

The movable tin spraying frame is characterized in that a first threaded connection hole 12 is formed in one side plate of the movable tin spraying frame 2, the shape and specification of the first threaded connection hole 12 are matched with those of a threaded rod 9 arranged on the U-shaped tool frame 1, a positioning through hole 13 is formed in the other side plate of the movable tin spraying frame 2, the shape and specification of the positioning through hole 13 are matched with those of a sliding guide rod 10 arranged on the U-shaped tool frame 1, and the movable tin spraying frame 2 is connected to the U-shaped tool frame 1 in a sliding mode through the matching action of components.

The movable tin spraying frame 2 is matched with the threaded rod 9 through the first threaded connecting hole 12 and matched with the positioning through hole 13 and the sliding guide rod 10, so that two side plates of the movable tin spraying frame 2 are respectively sleeved on the threaded rod 9 and the sliding guide rod 10 on the U-shaped tool frame 1 and can slide on the sliding guide rod 10 and are in threaded sliding connection with the threaded rod 9, namely the movable tin spraying frame 2 is matched with the threaded rod 9 through the first threaded connecting hole 12 and the positioning through hole 13 and the sliding guide rod 10, and is in threaded sliding connection with the U-shaped tool frame 1, and the tin spraying position of the high-efficiency tin spraying device 100 can be adjusted through movement of the movable tin spraying frame 2 in the tin spraying process of the high-efficiency tin spraying device 100.

The movable tin spraying frame comprises a movable tin spraying frame body and is characterized in that fixed blocks 14 are respectively arranged on two sides of the upper end of the movable tin spraying frame body 2, the fixed blocks 14 are fixedly connected to two sides of the upper end of the movable tin spraying frame body, a threaded screw rod 15 is arranged between the two fixed blocks 14, the threaded screw rod 15 is rotatably connected to the fixed blocks 14, a third motor 16 is arranged on the side wall of the fixed block 14, the third motor 16 is fixedly connected to the side wall of the fixed block 14, and an output shaft of the third motor 16 is fixedly connected with one end of the threaded screw rod 15, so that the tin spraying assembly 3 can be connected to the movable tin spraying frame body 2.

The tin spraying assembly 3 comprises a connecting block 17 and a tin spraying box 18, wherein the connecting block 17 and the tin spraying box 18 are fixedly connected, a second threaded connecting hole 19 is formed in the connecting block 17, the shape specification of the second threaded connecting hole 19 is matched with that of a threaded screw rod 15, a square connecting groove 20 is further formed in the connecting block 17, the shape specification of the square connecting groove 20 is matched with that of a transverse plate of the movable tin spraying frame 2, a tin spraying head 21 is arranged in the tin spraying box 18, and the tin spraying heads 21 are provided with a plurality of tin spraying heads and are fixedly connected in the tin spraying box 18 and are used for enabling the tin spraying assembly 3 to be slidably connected to the movable tin spraying frame 2 through the cooperation of the tin spraying heads 21.

The tin spraying component 3 is sleeved on the transverse plate of the movable tin spraying frame 2 through the cooperation of the square connecting groove 20 above the connecting block 17 and the transverse plate of the movable tin spraying frame 2, and can slide on the transverse plate of the movable tin spraying frame 2, and the connecting block 17 is sleeved on the threaded screw 15 and is in threaded sliding connection with the threaded screw 15 through the cooperation of the second threaded connecting hole 19 and the threaded screw 15, namely, the tin spraying component 3 is in threaded sliding connection with the movable tin spraying frame 2 through the cooperation of the second threaded connecting hole 19, the threaded screw 15 and the square connecting groove 20.

In this embodiment, when the high-efficiency tin spraying device 100 needs to be used to perform tin spraying operation on a PCB, the PCB is flatly placed in the rubber placing groove 6 on the driving belt 5, then the first motor 7 is started to drive the driving belt 5 to rotate so as to finish tin spraying and feeding on the PCB, then the second motor 11 is started to drive the threaded rod 9 to rotate so as to enable the movable tin spraying frame 2 to slide on the U-shaped mounting frame 1, the movable tin spraying frame 2 slides to be just over the PCB on the driving belt 5, then the tin spraying head 21 is started to perform tin spraying on the PCB, the third motor 16 is started to drive the threaded screw rod 15 to rotate in the tin spraying process so as to enable the tin spraying assembly 3 to rotate on the movable tin spraying frame 2, and therefore the tin spraying device is simple in structure and convenient to use, the movable tin spraying frame 2 can be matched with the movable tin spraying assembly 3 through the driving belt 5, the rubber placing groove 6 and the movable tin spraying assembly 3 to perform tin spraying operation on the PCB at least, and the high-efficiency can be further improved, and the high-efficiency can be achieved, and the good quality of the printed circuit board can be further improved, and the high-efficiency can be achieved, and the quality of the printed circuit board can be further effectively and the printed on the printed circuit board 100.

The foregoing is a further elaboration of the present utility model in connection with the detailed description, and it is not intended that the utility model be limited to the specific embodiments shown, but rather that a number of simple deductions or substitutions be made by one of ordinary skill in the art without departing from the spirit of the utility model, should be considered as falling within the scope of the utility model as defined in the appended claims.

Claims

1. A high-efficiency tin spraying device for a PCB comprises a high-efficiency tin spraying device (100);

the method is characterized in that:

the high-efficient tin spraying device (100) comprises a U-shaped tool frame (1), a movable tin spraying frame (2) and a tin spraying assembly (3), wherein the movable tin spraying frame (2) is in threaded sliding connection with the U-shaped tool frame (1), the tin spraying assembly (3) is in threaded sliding connection with the movable tin spraying frame (2), a driving belt (5) is arranged on the U-shaped tool frame (1), a rubber placing groove (6) is arranged on the driving belt (5), a fixing block (14) and a threaded screw rod (15) are arranged on the movable tin spraying frame (2), the tin spraying assembly (3) comprises a connecting block (17) and a tin spraying box (18), and the connecting block (17) and the tin spraying box (18) are fixedly connected.

2. The efficient tin spraying device for the PCB according to claim 1, wherein: the novel U-shaped tool rack is characterized in that fixed support columns (4) are respectively arranged at four corners of the bottom end of the U-shaped tool rack (1), the fixed support columns (4) are fixedly connected to the bottom end of the U-shaped tool rack (1), a driving belt (5) is arranged in the U-shaped tool rack (1), the driving belt (5) is rotationally connected to the inner wall of the U-shaped tool rack (1), a first motor (7) is arranged on the side wall of the U-shaped tool rack (1), the first motor (7) is fixedly connected to the side wall of the U-shaped tool rack (1), and an output shaft of the first motor (7) is fixedly connected with a rotating shaft of the driving belt (5).

3. The efficient tin spraying device for the PCB according to claim 1, wherein: the U-shaped tool rack is characterized in that sliding grooves (8) are respectively formed in two side plates of the U-shaped tool rack (1), a threaded rod (9) is arranged in one side of the sliding grooves (8), the threaded rod (9) is rotationally connected in the sliding grooves (8), a second motor (11) is arranged on a side plate wall of the U-shaped tool rack (1), the second motor (11) is fixedly connected to the side plate wall of the U-shaped tool rack (1), an output shaft of the second motor (11) is fixedly connected with one end of the threaded rod (9), a sliding guide rod (10) is arranged in the sliding groove (8) on the other side of the U-shaped tool rack, and two ends of the sliding guide rod (10) are fixedly connected to the inner wall of the sliding grooves (8) in a butt mode.

4. The efficient tin spraying device for the PCB according to claim 3, wherein: a first threaded connection hole (12) is formed in one side plate of the movable tin spraying frame (2), the shape specification of the first threaded connection hole (12) is matched with a threaded rod (9) arranged on the U-shaped tool frame (1), a positioning through hole (13) is formed in the other side plate of the movable tin spraying frame (2), and the shape specification of the positioning through hole (13) is matched with a sliding guide rod (10) arranged on the U-shaped tool frame (1).

5. The efficient tin spraying device for the PCB of claim 4, wherein: the movable tin spraying frame (2) is matched with the threaded rod (9) through the first threaded connecting hole (12) and matched with the positioning through hole (13) and the sliding guide rod (10), so that two side plates of the movable tin spraying frame (2) are respectively sleeved on the threaded rod (9) and the sliding guide rod (10) on the U-shaped tool frame (1), and can slide on the sliding guide rod (10) and be in threaded sliding connection with the threaded rod (9), namely, the movable tin spraying frame (2) is matched with the threaded rod (9) through the first threaded connecting hole (12) and the positioning through hole (13) and matched with the sliding guide rod (10), and is in threaded sliding connection with the U-shaped tool frame (1).

6. The efficient tin spraying device for the PCB according to claim 1, wherein: the movable tin spraying frame is characterized in that fixed blocks (14) are respectively arranged on two sides of the upper end of the movable tin spraying frame (2), the fixed blocks (14) are fixedly connected to two sides of the upper end of the movable tin spraying frame (2), threaded screw rods (15) are arranged between the two fixed blocks (14), the threaded screw rods (15) are rotationally connected to the fixed blocks (14), a third motor (16) is arranged on the side wall of the fixed blocks (14), the third motor (16) is fixedly connected to the side wall of the fixed blocks (14), and an output shaft of the third motor (16) is fixedly connected with one end of each threaded screw rod (15).

7. The efficient tin spraying device for the PCB of claim 6, wherein: the connecting block (17) on be provided with second threaded connection hole (19), the shape specification and the threaded lead screw (15) looks adaptation of second threaded connection hole (19), connecting block (17) on still be provided with square spread groove (20), the shape specification of square spread groove (20) with remove the diaphragm looks adaptation of tin spraying frame (2), tin spraying box (18) in be provided with tin spraying head (21), tin spraying head (21) be provided with a plurality of and fixed connection in tin spraying box (18).

8. The efficient tin spraying device for the PCB of claim 7, wherein: the tin spraying assembly (3) is sleeved on the transverse plate of the movable tin spraying frame (2) through the cooperation of the square connecting groove (20) above the connecting block (17) and the transverse plate of the movable tin spraying frame (2) and can slide on the transverse plate of the movable tin spraying frame (2), and the connecting block (17) is sleeved on the threaded screw (15) and in threaded sliding connection with the threaded screw (15) through the cooperation of the second threaded connecting hole (19) and the threaded screw (15), namely the tin spraying assembly (3) is in threaded sliding connection with the threaded screw (15) and the square connecting groove (20) through the cooperation of the second threaded connecting hole (19).