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CN-224209613-U - Rounding machine for producing printed circuit board

CN224209613UCN 224209613 UCN224209613 UCN 224209613UCN-224209613-U

Abstract

The utility model discloses a rounding machine for producing a printed circuit board, which relates to the field of rounding machines and comprises a box body and a bracket arranged on the inner wall of the box body, wherein an object placing platform is arranged at the upper end of the bracket, a circuit board body is arranged at the upper end of the object placing platform, and a guide rod is arranged on the inner wall of the box body in a penetrating manner. This rounding machine is used in printed wiring board production, when using, place the lower extreme of circuit board body on the thing platform surface of putting on the support, can drive the first bevel gear of upper end through starting double-end servo motor and rotate this moment, first bevel gear is when rotating, can drive the second bevel gear with it meshing and rotate, when the second bevel gear rotates, drive two-way threaded rod and rotate, assist buffering shock attenuation through buffer spring and attenuator, simultaneously along with circuit board rotation contact polishing plate, can grind round circuit board body outside four corners department simultaneously in four corners, easy operation is convenient, machining efficiency is high.

Inventors

  • LI XIAOBIN
  • CHEN WANYOU
  • ZHAO CHENGZE
  • LI MIN
  • QIN XIAOFENG

Assignees

  • 桂林恒鑫隆电子科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (7)

  1. 1. A rounding machine for producing a printed circuit board comprises a box body (1) and a bracket (2) arranged on the inner wall of the box body (1), wherein a storage platform (3) is arranged at the upper end of the bracket (2), and a circuit board body (4) is arranged at the upper end of the storage platform (3); The novel box is characterized in that the inner wall of the box body (1) is provided with a guide rod (11) in a penetrating mode, the inner end of the guide rod (11) is provided with an auxiliary plate (12), and the outer side of the auxiliary plate (12) is provided with a four-corner rounding mechanism.
  2. 2. The rounding machine for producing printed circuit boards according to claim 1, wherein the lower end of the bracket (2) is fixedly provided with a double-head servo motor (5), the output end of the upper end of the double-head servo motor (5) is fixedly provided with a first bevel gear (6), and the upper end of the first bevel gear (6) is meshed with a second bevel gear (7).
  3. 3. The rounding machine for producing the printed circuit board according to claim 2, wherein a bidirectional threaded rod (8) is arranged in the second bevel gear (7), a clamping plate (9) is installed on the surface of the bidirectional threaded rod (8) in a threaded manner, a limiting rod (10) is installed in the clamping plate (9) in a penetrating manner, two ends of the limiting rod (10) are fixedly installed at the lower end of the storage platform (3), and the clamping plate (9) and the circuit board body (4) form a pressing structure.
  4. 4. A rounding machine for producing printed wiring boards according to claim 1, wherein the four-corner rounding mechanism is provided with a polishing plate (13), an installation fixture block (14) is fixedly installed on the outer side of the polishing plate (13), the lower end of the installation fixture block (14) is installed inside the auxiliary plate (12) in a nested manner, the installation fixture block (14) is T-shaped, and polishing paper is arranged on the surface of the polishing plate (13).
  5. 5. A rounding machine for producing printed wiring boards according to claim 3, wherein the surface of the guide rod (11) is sleeved with a buffer spring (15), the inner side and the outer side of the buffer spring (15) are arranged between the box body (1) and the auxiliary plate (12), the damper (16) is installed in the box body (1) in a penetrating manner, and the inner side of the damper (16) is installed on the outer side of the auxiliary plate (12).
  6. 6. The rounding machine for producing printed wiring boards according to claim 1, wherein the collection box (18) is mounted at the lower end of the box body (1) through threads, an air outlet is formed in the inner outer side of the collection box (18), and a blocking net is arranged in the air outlet.
  7. 7. The rounding machine for producing printed circuit boards according to claim 2, wherein the lower end output end of the double-headed servo motor (5) is fixedly provided with a wind collecting wheel (17), the lower end of the wind collecting wheel (17) is aligned with the inside of the collecting box (18), and wind of the wind collecting wheel (17) is from top to bottom.

Description

Rounding machine for producing printed circuit board Technical Field The utility model relates to the technical field of rounding machines, in particular to a rounding machine for producing a printed circuit board. Background A rounding machine for producing printed circuit board mainly refers to a mechanical device specially used for edge trimming, polishing or rounding the through hole or aperture on the circuit board, which can ensure smooth edge and accurate size of the hole, thereby improving the assembly quality and performance of the circuit board. In the prior art, when the printed circuit board is processed and ground into circles, the processing precision of the printed circuit board is lower, and the overall working efficiency is not high. In order to overcome the defects, the China patent with the publication number of CN208342433U discloses a rounding machine for a printed circuit board, a mechanical arm is arranged in the rounding machine, so that the grabbing and overturning of the printed circuit board to be ground can be realized, the printed circuit board to be ground can be flexibly ground according to the specific grinding number, the automatic grabbing and overturning of materials can be realized, the manual taking is not needed, a blower is arranged, the cleaning in the grinding process can be kept, the working of each driving motor is controlled by a controller, the automatic operation is realized, the labor cost is saved, the grinding time is saved, the production efficiency is improved, the intelligent, accurate and economical characteristics are realized, and the driving motor and a speed reducer are adopted as driving sources of a sliding table, so that the precision and the working efficiency can be further effectively improved. Although the prior art can overcome the defects, other problems exist in the operation process, such as the four corners of the circuit board need to be rounded independently during the processing of the printed circuit board, the processing efficiency is low, the whole operation is inconvenient, and the operation of a user is not facilitated. Disclosure of utility model The utility model aims to provide a rounding machine for producing a printed circuit board, which aims to solve the problems that in the prior art, when the printed circuit board is processed, four corners of the circuit board are required to be rounded independently, the processing efficiency is low, the whole operation is inconvenient, and the operation of a user is inconvenient. The technical scheme is that the rounding machine for producing the printed circuit board comprises a box body and a bracket arranged on the inner wall of the box body, wherein the upper end of the bracket is provided with a storage platform, the upper end of the storage platform is provided with a circuit board body, the inner wall of the box body is provided with a guide rod in a penetrating way, the inner end of the guide rod is provided with an auxiliary plate, and the outer side of the auxiliary plate is provided with a four-corner rounding mechanism. Further, a double-end servo motor is fixedly arranged at the lower end of the support, a first bevel gear is fixedly arranged at the output end of the upper end of the double-end servo motor, and a second bevel gear is installed at the upper end of the first bevel gear in a meshed manner. Further, the inside of second bevel gear is provided with two-way threaded rod, and two-way threaded rod's surface screw installs splint to the inside of splint runs through and installs the gag lever post, and the both ends fixed mounting of gag lever post is in the lower extreme of putting the thing platform moreover, splint and circuit board body form pressfitting structure. Further, the four-corner rounding mechanism is provided with a polishing plate, an installation clamping block is fixedly installed on the outer side of the polishing plate, the lower end of the installation clamping block is installed inside the auxiliary plate in a nested mode, the installation clamping block is T-shaped, and polishing paper is arranged on the surface of the polishing plate. Further, the surface cover of guide bar is equipped with buffer spring, and buffer spring's inside and outside both sides set up between box and accessory plate to the inside of box runs through and installs the attenuator, and the outside at the accessory plate is installed to the inboard of attenuator. Further, the collecting box is installed to the lower extreme screw thread of box, and the inside outside in outside of collecting box is provided with the gas outlet to the gas outlet is inside to be provided with the separation net. Further, the wind collecting wheel is fixedly arranged at the output end of the lower end of the double-head servo motor, the lower end of the wind collecting wheel is aligned to the inside of the collecting box, and wind of the wind collecting wheel is discharged from top to botto