CN213264479U

CN213264479U - Automatic fishplate bar transfer device of circuit board

Info

Publication number: CN213264479U
Application number: CN202022064840.8U
Authority: CN
Inventors: 夏东
Original assignee: Sichuan Ruijiexin Electronic Co ltd
Current assignee: Sichuan Ruijiexin Electronic Co ltd
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-25
Anticipated expiration: 2030-09-18

Abstract

The utility model provides an automatic fishplate bar transmission device of circuit board, including first conveying portion, second conveying portion and the collecting box that sets gradually, wherein: the second conveying part is lower than the first conveying part, and the collecting box is lower than the second conveying part. The collecting box is internally provided with a first fixed shaft and a second fixed shaft which are parallel to each other and the ground, the axial direction of the first fixed shaft is perpendicular to the transmission direction of the circuit board, the first fixed shaft is close to the second conveying part and distributed at the lower side of the second fixed shaft, and the horizontal distance between the first fixed shaft and the second fixed shaft is greater than the length of the circuit board. And the first fixed shaft and the second fixed shaft are both rotatably provided with rollers. The utility model discloses can effectively slow down the speed that the circuit board falls into the collecting box to avoid the circuit board impaired in the collection process.

Description

Automatic fishplate bar transfer device of circuit board

Technical Field

The utility model relates to a technical field is carried to the circuit board, particularly, relates to an automatic fishplate bar transmission device of circuit board.

Background

The production and processing flow of the circuit board is complex, one link is a circuit board tin spraying process, the existing circuit board conveying device mostly adopts a roller way, firstly is processed by a tin spraying machine and then is conveyed to a collecting box for centralized collection, and the circuit board is easily abraded and damaged when the circuit board is conveyed and collected.

Chinese utility model patent with publication number CN203922235U discloses an automatic circuit board receiving plate transfer device, which comprises a frame I, a frame II, a servo motor I, a servo motor II, rollers I, rollers II and a material collecting box, wherein the frame II is arranged between the material collecting box and the frame I, a plurality of transmission shafts I are rotatably arranged on the inner walls of the two sides of the frame I, each transmission shaft I is arranged in parallel, chain wheels are respectively arranged at the two ends of each transmission shaft I, a plurality of rollers I are arranged on each transmission shaft I, a chain is arranged between every two adjacent chain wheels, the servo motor I is connected with any one transmission shaft I, a plurality of transmission shafts II are rotatably arranged on the inner walls of the two sides of the frame II, each transmission shaft II is arranged in parallel, a plurality of rollers II are arranged on each transmission shaft II, the servo motor II is connected with any one transmission shaft II, the roller I and the roller II are at the same height.

However, when the circuit boards are most seriously collided and rubbed during the process of collecting the circuit boards in a concentrated manner, the circuit boards are allowed to fall freely after being conveyed to the material collecting box, and the circuit boards are inevitably collided and abraded.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model aims to provide an automatic fishplate bar transmission device of circuit board, the device can slow down the speed that the circuit board falls into the collecting box to avoid the circuit board impaired in the collection process.

The embodiment of the utility model discloses a realize through following technical scheme:

the utility model provides an automatic fishplate bar transfer device of circuit board, is including the first conveying portion, second conveying portion and the collecting box that set gradually, wherein: the second conveying part is lower than the first conveying part, and the collecting box is lower than the second conveying part. The collecting box is internally provided with a first fixed shaft and a second fixed shaft which are parallel to each other and the ground, the axial direction of the first fixed shaft is perpendicular to the transmission direction of the circuit board, the first fixed shaft is close to the second conveying part and distributed at the lower side of the second fixed shaft, and the horizontal distance between the first fixed shaft and the second fixed shaft is greater than the length of the circuit board. And the first fixed shaft and the second fixed shaft are both rotatably provided with rollers.

According to a preferred embodiment, the inner sides of the collecting tanks are each provided with a mat.

According to a preferred embodiment, the first transmission part comprises two first racks which are oppositely arranged, a plurality of first transmission shafts which are parallel to each other are rotatably arranged between the two first racks, two ends of each first transmission shaft extend to the outer side of each first rack and are provided with chain wheels, every two adjacent chain wheels are connected through chain transmission, and the end part of any one of the first transmission shafts is connected with a first motor. A plurality of rollers are arranged on the first transmission shaft.

According to a preferred embodiment, the roller is cylindrical and is provided with a plurality of anti-skid blocks on the side surface.

According to a preferred embodiment, the second conveying part comprises two second frames which are oppositely arranged, two second transmission shafts which are parallel to each other are rotatably installed between the two second frames, wherein one end of each second transmission shaft extends to the outer side of the second frame and is provided with a second motor. And rollers are arranged on the second transmission shafts, are positioned between the two second racks and are transmitted through the conveying belts.

According to a preferred embodiment, the upper side of the first frame is higher than the rollers and the upper side of the second frame is higher than the conveyor belt.

According to a preferred embodiment, the plurality of rollers are evenly distributed along the axial direction of the first transmission shaft.

The utility model discloses technical scheme has following advantage and beneficial effect at least:

the utility model relates to a rationally, simple structure, through setting up the first dead axle and the second dead axle of high difference in the collection box to install the mode of cylinder on first dead axle and second dead axle, make the circuit board slow down at the in-process speed that gets into the collection box, can effectively reduce the collision wear between the circuit board, improve product quality. In the device, the second conveying part is lower than the first conveying part, and the collecting box is lower than the second conveying part, so that the circuit boards are conveyed and transferred conveniently.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic cross-sectional view of section A-A of FIG. 1;

fig. 3 is a schematic view of a three-dimensional structure of the middle roller of the present invention.

Icon: 1-collecting box, 2-conveying belt, 3-second motor, 4-first motor, 5-first frame, 6-first transmission shaft, 7-roller, 8-chain wheel, 9-chain, 10-roller, 11-second frame, 12-first fixed shaft, 13-roller, 14-cushion, 15-second fixed shaft, 16-second transmission shaft and 17-antiskid block.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and thus, cannot be understood as a limitation of the present invention.

In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, an automatic circuit board receiving and transferring device includes a first transmitting portion, a second transmitting portion and a collecting box 1, wherein: the second conveying part is lower than the first conveying part, and the collecting box 1 is lower than the second conveying part. Be provided with first dead axle 12 and second dead axle 15 that are parallel to each other and are on a parallel with ground in the collecting box 1, the axial of first dead axle 12 is perpendicular to the direction of transfer of circuit board, and first dead axle 12 is close to the second conveying portion and distributes in second dead axle 15 downside, and the horizontal distance between first dead axle 12 and the second dead axle 15 is greater than the length of circuit board. The first fixed shaft 12 and the second fixed shaft 15 are rotatably provided with rollers 13. In this embodiment, the inside surfaces of the collecting box 1 are provided with pads 14. The cushion 14 is made of elastic rubber material and plays a role of buffering to prevent the circuit board from being damaged by hitting the inner wall of the collection box 1 during the collection process into the collection box 1.

Specifically, as shown in fig. 1, the first transfer part is used for conveying the circuit board to the processing under the tinning machine, then the circuit board is conveyed to the second transfer part through the first transfer part, and finally the circuit board is conveyed into the collection box 1 through the second transfer part. Since the second transfer part is lower than the first transfer part and the collection box 1 is lower than the second transfer part, the circuit board is conveniently conveyed. When a circuit board enters the collecting magazine 1, first its end leaves the conveyor belt 2 and extends above the collecting magazine 1 and has a certain speed in the horizontal direction, it drops over the second dead axle 15, hits the mat 14 and then hits the roller 13 on the second dead axle 15. At this time, the other end of the circuit board is separated from the conveyer belt 2, and falls onto the roller 13 at the first fixed shaft 12 under the action of gravity and impacts on the cushion 14, and because the horizontal distance between the first fixed shaft 12 and the second fixed shaft 15 is greater than the length of the circuit board, after one end of the circuit board is abutted against the roller 13 at the first fixed shaft 12, the other end of the circuit board is separated from the roller 13 at the second fixed shaft 15 and falls to the bottom of the collecting box 1 again, and finally the circuit board completely enters the collecting box 1. The circuit board is in getting into collecting box 1 in-process, and the speed of falling is slowed down when constantly passing through cylinder 13, and mat 14 plays good buffering effect, can prevent that the circuit board from bumping and wearing and tearing when getting into collecting box 1.

As shown in fig. 1, the first transmission part includes two first racks 5 which are oppositely arranged, a plurality of first transmission shafts 6 which are parallel to each other are rotatably installed between the two first racks 5, both ends of each first transmission shaft 6 extend to the outer side of the first rack 5 and are provided with chain wheels 8, every two adjacent chain wheels 8 are in transmission connection through a chain 9, and the end of any one of the plurality of first transmission shafts 6 is connected with a first motor 4. A plurality of rollers 7 are arranged on the first transmission shaft 6. The plurality of rollers 7 are uniformly distributed along the axial direction of the first transmission shaft 6. As shown in fig. 3, in the present embodiment, the roller 7 is cylindrical, and the side surface thereof is provided with a plurality of evenly distributed anti-slip blocks 17, and the anti-slip blocks 17 are made of rubber, so as to increase the friction force between the anti-slip blocks and the circuit board, thereby facilitating the transportation. The first motor 4 is a servo motor. In this embodiment, the sprocket 8 is disposed outside the first frame 5 to prevent the first frame from damaging the circuit board.

The second conveying part comprises two second frames 11 which are oppositely arranged, two second transmission shafts 16 which are parallel to each other are rotatably arranged between the two second frames 11, wherein the end part of one second transmission shaft 16 extends to the outer side of the second frame 11 and is provided with the second motor 3. The second transmission shafts 16 are provided with rollers 10, the rollers 10 are arranged between the two second frames 11, and the two rollers 10 are transmitted by the conveyor belt 2. The second motor 3 is a servo motor.

In this embodiment, the upper side of the first frame 5 is higher than the rollers 7, and the upper side of the second frame 11 is higher than the conveyor belt 2. The circuit board can be prevented from being separated from the device from the side.

The utility model discloses a theory of operation: the staff first places the circuit board in first transfer portion to carry it to tin spraying machine department and carry out the processing, then first transfer portion carries the circuit board that has processed to second transfer portion, send it to collecting box 1 in by second transfer portion again, when the circuit board got into collecting box 1, make its descending speed slow down through second dead axle 15 and first dead axle 12 in proper order, finally collect in collecting box 1.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an automatic fishplate bar transfer device of circuit board which characterized in that: including first conveying part, second conveying part and collecting box (1) that set gradually, wherein:

the second conveying part is lower than the first conveying part, and the collecting box (1) is lower than the second conveying part;

a first fixed shaft (12) and a second fixed shaft (15) which are parallel to each other and are parallel to the ground are arranged in the collection box (1), the axial direction of the first fixed shaft (12) is perpendicular to the transmission direction of the circuit board, the first fixed shaft (12) is close to the second transmission part and is distributed at the lower side of the second fixed shaft (15), and the horizontal distance between the first fixed shaft (12) and the second fixed shaft (15) is greater than the length of the circuit board;

and the first fixed shaft (12) and the second fixed shaft (15) are rotatably provided with rollers (13).

2. The automatic board receiving and transferring apparatus of claim 1, wherein: the inner side surfaces of the collecting boxes (1) are provided with cushions (14).

3. The automatic board receiving and transferring apparatus of claim 2, wherein: the first transmission part comprises two first racks (5) which are oppositely arranged, a plurality of first transmission shafts (6) which are parallel to each other are rotatably arranged between the two first racks (5), two ends of each first transmission shaft (6) extend to the outer side of each first rack (5) and are provided with chain wheels (8), every two adjacent chain wheels (8) are in transmission connection through a chain (9), and the end part of any one of the first transmission shafts (6) is connected with a first motor (4);

the first transmission shaft (6) is provided with a plurality of rollers (7).

4. The automatic board receiving and transferring apparatus of claim 3, wherein: the roller (7) is cylindrical, and the side surface of the roller is provided with a plurality of anti-skidding blocks (17).

5. The automatic board receiving and transferring apparatus of claim 4, wherein: the second conveying part comprises two second racks (11) which are oppositely arranged, two second transmission shafts (16) which are parallel to each other are rotatably arranged between the two second racks (11), and the end part of one second transmission shaft (16) extends to the outer side of the second rack (11) and is provided with a second motor (3);

the rollers (10) are arranged on the second transmission shafts (16), the rollers (10) are located between the two second racks (11), and the two rollers (10) are transmitted through the conveying belt (2).

6. The automatic board receiving and transferring apparatus of claim 5, wherein: the upper side of the first rack (5) is higher than the roller (7), and the upper side of the second rack (11) is higher than the conveying belt (2).

7. The automatic board receiving and transferring apparatus of claim 6, wherein: the rollers (7) are uniformly distributed along the axial direction of the first transmission shaft (6).