CN212100959U - Novel sucking disc structure of PCB (printed circuit board) putting machine - Google Patents

Abstract

The utility model belongs to the field of PCB production, in particular to a novel sucking disc structure of a PCB placing machine, which comprises a positioning plate, a shaft lever and a sucking disc, wherein the shaft lever and the sucking disc are arranged at the lower part of the positioning plate; the utility model discloses axostylus axostyle and the locating plate that sets up increase and adsorb one by one steady transport of fixed PCB board by the sucking disc, adopt aspiration pump and gassing pump to the gaseous extraction emission in the sucking disc, can realize fixed and the separation of absorption to the PCB board, set up at inside friction circle and the rubber circle of sucking disc in the cooperation, guarantee the sucking disc promptly to the absorption fastness of PCB board, increase the friction between sucking disc and the PCB board again simultaneously, be convenient for the separation between PCB board and the sucking disc.

Description

Novel sucking disc structure of PCB (printed circuit board) putting machine

Technical Field

The utility model relates to a PCB board production field, concretely relates to novel PCB board puts trigger sucker structure.

Background

The printed circuit board { PCB circuit board }, also known as printed circuit board, is the provider of electrical connection of electronic components. Its development has been over 100 years old; the design of the method is mainly layout design; the circuit board has the main advantages of greatly reducing errors of wiring and assembly, and improving the automation level and the production labor rate. PCBs (printed circuit boards) are basic components widely used in various electronic related products, and are substrates for carrying electronic components and connecting components. In the process of production and processing operation of the printed circuit board, in order to meet the requirement of automation operation of the whole processing production line, a plate placing machine is arranged at the starting point of the production line, a plate receiving machine is arranged at the end point of the production line so as to be beneficial to processing operation of the printed circuit board, the circuit boards can be placed in the conveying belt of the production line in a horizontal mode one by the plate placing machine, and when the circuit boards complete the processing operation, the circuit boards on the conveying belt of the production line are collected by the plate receiving machine.

The adsorption mechanism in the plate collecting and releasing machine in the prior art adopts a sucker to clamp and convey the PCB, and in order to adsorb the PCB in a state of keeping the flatness of the PCB, the adsorption force is required to be uniform to prevent the surface of the PCB from warping and deforming. However, the adsorption force of the sucker in the prior art is not easy to control, the adsorption force is too large to absorb a plurality of PCB boards at the same time, and the adsorption force is too large to generate traces on the surfaces of the PCB boards to influence the appearance of the PCB boards; the adsorption force is too small, and the PCB is not easy to absorb, so that the working efficiency of the production line is influenced.

In order to solve the problem, the application provides a novel sucking disc structure of a PCB placing machine.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a novel PCB board puts trigger sucker structure has the characteristics that can keep one by one of PCB board stable transport and do not influence the outward appearance of PCB board.

(II) technical scheme

For solving the technical problem, the utility model provides a novel trigger sucker structure is put to PCB board, including the locating plate, set up axostylus axostyle and the sucking disc in the locating plate lower part, the axostylus axostyle both ends are cup jointed inside the location section of thick bamboo, axostylus axostyle upper portion threaded connection has the ferrule, ferrule one side fixedly connected with slides and sets up the folded plate on locating plate upper portion, folded plate bottom one side fixedly connected with horizontal pole, horizontal pole lower part fixedly connected with bracing piece, the bracing piece lower extreme is connected with the fixed disk, the fixed disk outside is connected with the support.

Preferably, the sucking disc is inside including friction circle and the rubber circle of crisscross distribution, a plurality of annular distribution's gas pocket is seted up to the inside of rubber circle.

Preferably, the number of the suckers is three, and the included angle between the three suckers is 120 degrees.

Preferably, an air pump and an air discharge pump are erected on the upper portion of the cross rod, and the air pump and the air discharge pump are communicated with the air holes through air pipes.

Preferably, the upper portion of the positioning plate is fixedly connected with a convex rod, the folded plate is internally provided with a concave groove, and the convex rod is inserted in the concave groove in a sliding manner.

The above technical scheme of the utility model has following profitable technological effect:

1. the shaft lever and the positioning plate arranged in the utility model increase the one-by-one stable conveying of the PCB adsorbed and fixed by the sucking disc, thereby ensuring the working efficiency of the production line;

2. the utility model discloses a gas extraction of aspiration pump and gassing pump in to the sucking disc is discharged, can realize fixed and the separation of absorption to the PCB board, set up at inside friction circle and the rubber circle of sucking disc at the cooperation, guarantee the absorption fastness of sucking disc to the PCB board promptly, increase the friction between sucking disc and the PCB board again simultaneously, be convenient for the separation between PCB board and the sucking disc, utilize the three sucking disc that is 120 degrees contained angles each other, reduce the contact surface of sucking disc and PCB board when the tight PCB board is inhaled to the sucking disc, avoid leaving the vestige on the PCB board, influence the outward appearance of PCB board.

Drawings

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

FIG. 2 is a schematic front view of the positioning plate and the shaft rod of the present invention;

FIG. 3 is a schematic view of the internal structure of the fixed tray of the present invention;

fig. 4 is a schematic view of the internal structure of the middle suction cup of the present invention.

Reference numerals:

1. positioning a plate; 2. folding the plate; 3. a positioning cylinder; 4. a shaft lever; 5. a groove; 6. a nose bar; 7. a cross bar; 8. an air pump; 9. an air releasing pump; 10. a support bar; 11. fixing the disc; 12. a support; 13. a suction cup; 1301. a friction ring; 1302. a rubber ring; 1303. air holes; 14. and (5) sleeving blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-4, the novel sucking disc structure of the PCB board placing machine provided by the present invention comprises a positioning plate 1, a shaft lever 4 and a sucking disc 13, wherein the shaft lever 4 is arranged at the lower part of the positioning plate 1, the positioning plate 1 is used for positioning the sucking disc structure, the shaft lever 4 is used for driving the sucking disc structure to move, and the sucking disc 13 is used for sucking and clamping the PCB board;

in order to realize the movement of the sucker structure, in the embodiment, a positioning cylinder 3 fixedly connected inside the plate placing machine is further arranged, a jack is formed inside the positioning cylinder 3, two ends of a shaft rod 4 are inserted into the jack of the positioning cylinder 3, and a sleeve block 14 is in threaded sleeve connection with the upper part of the shaft rod 4, wherein a threaded hole is formed inside the sleeve block 14 and is meshed with an external thread tooth mark formed on the outer wall of the shaft rod 4;

in order to ensure better implementation of the above embodiment, preferably, the upper part of the positioning plate 1 is fixedly connected with a convex rod 6, the folded plate 2 is internally provided with a concave strip groove 5, the convex rod 6 is inserted in the concave strip groove 5 in a sliding manner, and the convex rod 6 is matched with the concave strip groove 5;

in the embodiment, a cross rod 7 is fixedly connected to one side of the bottom of the folded plate 2, a support rod 10 is fixedly connected to the lower portion of the cross rod 7, a fixed plate 11 is connected to the lower end of the support rod 10, a support 12 is connected to the outer side of the fixed plate 11, and a suction cup 13 is connected to the lower end of the support 12;

further, the sucking discs 13 comprise friction rings 1301 and rubber rings 1302 which are distributed in a staggered mode, a plurality of air holes 1303 which are distributed in an annular mode are formed in the rubber rings 1302, the number of the friction rings 1301 and the number of the rubber rings 1302 are not less than three, the insides of the sucking discs 13 are of 120-degree arc structures, the number of the sucking discs 13 is three, included angles among the three sucking discs 13 are 120 degrees, the adsorption area of the sucking discs on the PCB is increased, and meanwhile, the firmness of adsorption of the sucking discs on the PCB is guaranteed;

the friction ring 1301 increases the friction between the sucker 13 and the PCB so as to facilitate the adsorption separation between the PCB and the sucker 13, and the rubber ring 1302 increases the suction between the sucker 13 and the PCB so as to improve the stability of the sucker 13 in adsorbing the PCB;

for further increase sucking force of sucking disc 13, in this embodiment, air pump 8 and air release pump 9 have been erect on horizontal pole 7 upper portion, and wherein, at horizontal pole 7, bracing piece 10, fixed disk 11 and support 12 inside all seted up the tube seat, and its tube seat is inside to be pegged graft there is the trachea, and air pump 8 and air release pump 9's output all communicates through trachea and gas pocket 1303 for the fixed and separation of absorption of control sucking disc 13 to the PCB board.

The utility model discloses a theory of operation and use flow: the positioning plate 1 with the sucker structure and the positioning cylinder 3 sleeved outside the shaft lever 4 are both fixedly connected inside the plate placing machine, the PCB is arranged under the sucker 13, the external switch controls the air pump 8 to work, the air pump 8 pumps air between the sucker 13 and the PCB through the air pipe and the air hole 1303, the sucker 13 is adsorbed on the upper part of the PCB due to the action of the rubber ring 1302, the three suckers 13 with the included angles of 120 degrees are utilized to adsorb the PCB, the stability of the adsorption on the PCB is increased, the external driving device drives the shaft lever 4 to rotate, the sleeve block 14 sleeved on the upper part of the shaft lever 4 by screw threads rotates along with the sucker, and is influenced by the sliding of the folded plate 2 along the positioning plate 1, wherein the concave strip groove 5 inside the folded plate 2 slides along the convex rod 6 on the upper part of the positioning plate 1, so that the sleeve block 14 moves along the horizontal direction of the shaft lever 4, and further can drive the PCB adsorbed and fixed by, after the PCB moves to the appointed position, external switch control bleed pump 9 works, and bleed pump 9 exhausts in to gas pocket 1303 through the trachea, because of its effect that receives friction ring 1301, sucking disc 13 and PCB board separation are convenient for carry the PCB board to appointed position department, conveniently put the inside sucker structure's of trigger use.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims (5)

1. The utility model provides a novel PCB board puts trigger sucker structure, includes locating plate (1), sets up axostylus axostyle (4) and sucking disc (13) in locating plate (1) lower part, its characterized in that, axostylus axostyle (4) both ends are cup jointed inside location section of thick bamboo (3), axostylus axostyle (4) upper portion threaded connection has a collets (14), collets (14) one side fixedly connected with slides folded plate (2) that set up on locating plate (1) upper portion, folded plate (2) bottom one side fixedly connected with horizontal pole (7), horizontal pole (7) lower part fixedly connected with bracing piece (10), bracing piece (10) lower extreme is connected with fixed disk (11), fixed disk (11) outside is connected with support (12), support (12) lower extreme is.

2. The novel sucking disc structure of the PCB placing machine according to claim 1, wherein the sucking disc (13) comprises a friction ring (1301) and a rubber ring (1302) which are distributed in a staggered manner, and a plurality of air holes (1303) which are distributed in an annular manner are formed in the rubber ring (1302).

3. The novel sucking disc structure of the PCB placing machine according to claim 1, wherein the number of the sucking discs (13) is three, and the included angle between the three sucking discs (13) is 120 degrees.

4. The novel sucking disc structure of the PCB placing machine according to claim 1, wherein an air suction pump (8) and an air discharge pump (9) are erected on the upper portion of the cross bar (7), and the air suction pump (8) and the air discharge pump (9) are communicated with the air hole (1303) through air pipes.

5. The novel sucking disc structure of the PCB placing machine as claimed in claim 1, wherein a convex rod (6) is fixedly connected to the upper part of the positioning plate (1), a concave groove (5) is formed in the folded plate (2), and the convex rod (6) is slidably inserted in the concave groove (5).

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