CN210868344U

CN210868344U - Rounding machine for PCB

Info

Publication number: CN210868344U
Application number: CN201922145434.1U
Authority: CN
Inventors: 李辉勿
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-06-26
Anticipated expiration: 2029-12-04

Abstract

The utility model provides a rounding machine of PCB board relates to PCB processing equipment technical field, including the workstation, be provided with the cardboard station on the workstation and grind the station, the cardboard station is including the bottom plate of the square of placing the PCB board, be used for the holder and the driving bottom plate pivoted first motor of centre gripping PCB board, grinds the station and includes circular shape abrasive disc and drive abrasive disc pivoted second motor, and the pivoted abrasive disc can contact and grind with the corner of PCB board. The utility model provides a pair of rounding machine of PCB board once the material loading grinds four corners, improves work efficiency.

Description

Rounding machine for PCB

Technical Field

The utility model relates to a PCB processing equipment technical field especially relates to a rounding machine of PCB board.

Background

When the PCB is produced, cutting is needed, namely, a large sheet of plate material is cut into small pieces meeting requirements, and then, the plate corners of the small pieces of PCB are ground to be round, so that the next production can be carried out. In the prior art, the rounding device has the defects of complex structure, high failure rate and the like. Translation of characters

In order to solve the technical problem, chinese patent with application number 201621187389.6 discloses a round corner grinding machine for production of PCB, which comprises a bottom plate, be provided with the sliding plate on the bottom plate, the sliding plate can slide to the bottom plate, the one corner of sliding plate is provided with two breachs, be provided with the spring in two breachs, the end of spring is fixed on the bottom plate, still be provided with a motor on the bottom plate, be provided with the telescopic shaft on the motor, the end of telescopic shaft is fixed with the disc mill, the disc mill can be along telescopic shaft place axis up-and-down motion. Although the technical scheme is simple and convenient to overhaul, one corner of the PCB is abraded backward, and the next corner to be abraded of the PCB needs to be placed on the corner abrasion station manually, so that the labor intensity is increased, and the corner abrasion efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the not enough of prior art to a rounding machine of PCB board is provided, four corners are ground to the material loading once, improve work efficiency.

In order to realize the above-mentioned purpose, the utility model provides a rounding machine of PCB board, comprises a workbench, be provided with the cardboard station on the workstation and grind the station, the cardboard station is including the bottom plate of placing the square of PCB board, the holder and the driving bottom plate pivoted first motor that are used for centre gripping PCB board, it includes circular shape abrasive disc and drive abrasive disc pivoted second motor to grind the station, and the pivoted abrasive disc can contact and grind with the corner of PCB board.

Furthermore, the area of the bottom plate is larger than that of the PCB, so that the grinding position of the grinding disc and the PCB is above the bottom plate.

Further, the clamping piece comprises clamping plates arranged on four sides of the bottom plate, and springs are arranged between each clamping plate and the corresponding side wall of the bottom plate.

Further, the fixed square block that is provided with in below of second motor, the relative both sides of square block are provided with the connection wing, the direction equidistance interval along abrasive disc center and bottom plate center line is equipped with multiunit screw hole on the workstation, the connection wing is locked into one of them screw hole and is fixed through the bolt.

Further, the rotation directions of the bottom plate and the grinding disc are the same.

The utility model provides a pair of rounding machine of PCB board fixes the PCB board on the bottom plate through the holder to rotate by first motor drive bottom plate, make the PCB board rotate, and set up the pivoted abrasive disc, make the corner of abrasive disc and PCB board contact, make the abrasive disc grind the corner of PCB board, a material loading can be to four corners rounding, has improved work efficiency, has reduced work load, and simple structure, it is with low costs.

Drawings

In order to more clearly illustrate the technical solution of the embodiments of the present invention, the following provides a detailed description of the present invention with reference to the embodiments of the present invention and the accompanying drawings.

FIG. 1 is a schematic top view of the present embodiment;

fig. 2 is a schematic side view of the entire structure of the present embodiment.

The reference numerals in the drawings are explained below.

100. A work table; 200. a pallet station; 210. a base plate; 220. a first motor; 230. a clamping member; 231. a splint; 232. a spring; 300. a grinding station; 310. a grinding disk; 320. a second motor; 410. a square block body; 420. a connecting wing; 430. a threaded hole; 500. and (7) a PCB board.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally 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.

As shown in fig. 1 and 2, a rounding machine for PCB boards includes a work table 100, wherein the work table 100 is a rectangular table, and a clamping plate station 200 and a grinding station 300 are disposed above the work table 100. The card board station 200 is used for clamping the PCB board 500, and the grinding station 300 is used for contacting and grinding the PCB board 500. The clamping plate station 200 comprises a square bottom plate 210, a clamping piece 230 and a first motor 220, the first motor 220 is fixedly arranged on the workbench 100, the bottom plate 210 is arranged on an output shaft of the first motor 220, the bottom plate 210 is driven by the first motor 220 to rotate, the clamping piece 230 is arranged on the bottom plate 210, and the clamping piece 230 is used for clamping the PCB 500 to enable the PCB 500 to be fixedly kept on the bottom plate 210. The grinding station 300 comprises a circular grinding disc 310 and a second motor 320, wherein the second motor 320 is arranged on the workbench 100, the grinding disc 310 is arranged on an output shaft of the second motor 320, and the grinding disc 310 is driven by the second motor 320 to rotate. After the PCB 500 is placed on the bottom plate 210, the PCB 500 is concentric with the bottom plate 210, the rotating grinding disc 310 can contact with the corner of the rotating PCB 500 and grinding occurs, that is, when the center of the grinding disc 310 is perpendicular to the center line of the bottom plate 210 and the edge of the bottom plate 210, the perpendicular distance from the edge of the grinding disc 310 to the edge of the PCB 500 is greater than 0 and less than half of the side length of the PCB 500. In the rounding machine of the present embodiment, the ground square plate of the PCB 500 is used.

Fix PCB board 500 on bottom plate 210 through holder 230 to by first motor 220 drive bottom plate 210 rotates, make PCB board 500 rotate, and set up pivoted abrasive disc 310, make abrasive disc 310 contact with PCB board 500's corner, make abrasive disc 310 grind PCB board 500's corner, a material loading can be to four corners rounding, has improved work efficiency, has reduced work load, and simple structure, it is with low costs.

The area of bottom plate 210 is greater than the area of PCB board 500, makes abrasive disc 310 and PCB board 500's grinding position be in the top of bottom plate 210, and the waste material that produces like this grinds can fall on bottom plate 210, and the later stage as long as to bottom plate 210 clean can, make bottom plate 210 play the function of collecting the waste material, more convenient health.

The clamping member 230 includes clamping plates 231 disposed at four edges of the base plate 210, a spring 232 is disposed between each clamping plate 231 and the corresponding side wall of the base plate 210, the PCB 500 is fixed at the middle of the base plate 210 by the elastic force of the spring 232, and the size of the clamping space surrounded by the four clamping plates 231 can be adjusted to accommodate clamping and grinding of PCB 500 of different sizes. The clamping plate 231 is clamped at the center of the edge of the PCB 500, so that the vertical distance from the edge of the grinding plate 310 to the edge of the PCB 500 is more than half the length of the clamping plate 231.

A square block body 410 is fixedly arranged below the second motor 320, connection wings 420 are arranged on two opposite sides of the square block body 410, a plurality of groups of threaded holes 430 are equidistantly arranged on the workbench 100 along the direction of the connecting line between the center of the grinding disc 310 and the center of the bottom plate 210, and the connection wings 420 are locked into one group of threaded holes 430 through bolts to be fixed. This allows the distance between the center of the grinding plate 310 and the center of the base plate 210 to be adjusted to adjust the degree of arc of the corner grinding of the PCB 500 or to grind PCB 500 of different sizes.

The rotating rod directions of the first motor 220 and the second motor 320 are the same, that is, the rotating directions of the PCB 500 placed on the bottom plate 210 and the grinding disc 310 are the same, so that the rotating directions of the positions where the PCB 500 contacts the grinding disc 310 are different, the grinding effect can be enhanced, and the grinding efficiency can be improved.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. The utility model provides a rounding machine of PCB board, includes the workstation, its characterized in that, be provided with the cardboard station on the workstation and grind the station, the cardboard station is including the bottom plate of the square of placing the PCB board, the holder and the driving bottom plate pivoted first motor that are used for centre gripping PCB board, it includes circular shape abrasive disc and drive abrasive disc pivoted second motor to grind the station, and the pivoted abrasive disc can contact and grind with the corner of PCB board.

2. The PCB board rounding machine of claim 1, wherein the area of the bottom plate is larger than that of the PCB board, so that the grinding disk and the PCB board grinding position are above the bottom plate.

3. The machine for rounding PCB according to claim 1, wherein said clamping member comprises clamping plates disposed on four sides of said base plate, and a spring is disposed between each of said clamping plates and a corresponding side wall of said base plate.

4. The PCB board rounding machine according to claim 1, wherein a square block is fixedly arranged below the second motor, connecting wings are arranged on two opposite sides of the square block, a plurality of groups of threaded holes are arranged on the workbench at equal intervals along a connecting line between the center of the grinding disc and the center of the bottom plate, and the connecting wings are locked into one group of the threaded holes through bolts to be fixed.

5. The machine for rounding PCB according to claim 1, wherein the rotation direction of the base plate and the grinding disk is the same.